CN113601946A

CN113601946A - Die cutting process for composite sheet with silk screen and die cutting production line for composite sheet with silk screen

Info

Publication number: CN113601946A
Application number: CN202110925156.0A
Authority: CN
Inventors: 吕月鹏
Original assignee: Shenzhen Lingtao Technology Co ltd
Current assignee: Shenzhen Lingtao Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2021-11-05
Anticipated expiration: 2041-08-12
Also published as: CN113601946B

Abstract

The application discloses take cross cutting technology of silk screen composite sheet and take cross cutting production line of silk screen composite sheet, the cross cutting technology of taking silk screen composite sheet includes following step: compounding the first film body on the first low-adhesive film, die-cutting to form a first sheet structure, and removing waste materials to obtain a first semi-finished product; sequentially compounding a second film body and a silk screen on a release film, die-cutting to form a second sheet structure, and removing waste materials to obtain a second semi-finished product; turning over the second semi-finished product and compounding the second semi-finished product and the first semi-finished product to enable the second sheet structures to be superposed on the first sheet structures in a one-to-one correspondence mode to obtain a third semi-finished product; removing the release film on the third semi-finished product to obtain a fourth semi-finished product; compounding a carrier tape on the fourth semi-finished product to obtain a fifth semi-finished product; and removing the first low-viscosity film on the fifth semi-finished product and rolling. According to the technical scheme, the deviation problem among all combined layers in the composite sheet can be effectively solved through the process.

Description

Die cutting process for composite sheet with silk screen and die cutting production line for composite sheet with silk screen

Technical Field

The application relates to the technical field of material processing, in particular to a die cutting process for a composite sheet with a silk screen and a die cutting production line for the composite sheet with the silk screen.

Background

In the related art, a composite sheet product having a multi-layer structure and a screen in the middle is generally obtained by separately processing a side sheet of the screen, another side sheet of the screen, and a screen sheet, and then sequentially assembling and compounding the processed side sheet of the screen, the screen sheet, and the other side sheet of the screen through a jig.

The manual work is required to mutually fix a position one by one with one side sheet of silk screen, silk screen and the opposite side sheet of silk screen in the assembling process and is adjusted well, and the manual work is fixed a position the machining efficiency who adjusts well slowly to the off normal appears easily at the manual work location in-process, and the off normal degree of each product of producing moreover is difficult to keep unanimous, can't reach the user demand.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. Therefore, the die cutting process for the composite sheet with the silk screen can efficiently complete die cutting and assembling of all combination layers in the composite sheet with the silk screen, can effectively solve the problem of deviation among all combination layers in the composite sheet through the process, and is better in consistency of alignment precision among all combination layers.

The application also provides a die cutting production line with the silk screen composite sheet.

According to the die cutting process of the composite sheet material with the silk screen, the die cutting process comprises the following steps: compounding a first film body on a first low-adhesive film, and performing die cutting through a circular knife die cutting process to form a first sheet structure on the first film body, and removing the rest waste materials of the first film body except the first sheet structure to obtain a first semi-finished product; wherein the first semi-finished product comprises the first low-profile adhesive film and the first sheet structure thereon; sequentially compounding a second film body and a silk screen on a release film, and performing die cutting through a circular knife die cutting process to form a second sheet structure on the second film body and the silk screen, and removing other waste materials of the second film body and the silk screen except the second sheet structure to obtain a second semi-finished product; the second semi-finished product comprises the release film and the second sheet structure positioned on the release film; turning over the second semi-finished product to enable the second sheet structure to be located below the release film, then compounding the second semi-finished product with the first semi-finished product, and enabling the second sheet structures to be superposed on the first sheet structure in a one-to-one correspondence mode to obtain a third semi-finished product; removing the release film on the third semi-finished product to obtain a fourth semi-finished product; compounding a carrier tape on the fourth semi-finished product to obtain a fifth semi-finished product; and removing the first low-viscosity film on the fifth semi-finished product and rolling.

According to the die cutting process of the composite sheet with the silk screen, at least the following beneficial effects are achieved: in the application, the first film body is used for processing a sheet on one side of the screen, the first film body is compounded on the first low-adhesive film, and then the first film body is cut and discarded through a circular knife die cutting process, so that a first sheet structure of the sheet on one side of the screen can be obtained on the first low-adhesive film, and the first sheet structure can be uniformly arranged on the first low-adhesive film along the length direction; in the application, the second film body is used for processing the sheet material on the other side of the screen mesh, the second film body and the screen mesh are sequentially compounded on the release film, and then the second film body and the screen mesh are cut and waste is discharged through a circular knife die cutting process, so that a second sheet material structure which simultaneously forms the sheet material on the other side of the screen mesh and the screen mesh sheet material can be obtained on the release film, and the second sheet material structure can be uniformly arranged on the release film along the length direction; and because the first sheet structure and the second sheet structure are uniformly arranged along the length direction of the first low-adhesive film or the release film, the alignment precision consistency among all the combination layers in each composite sheet with the silk screen obtained after the compounding is better.

According to some embodiments of the present application, the first film body is compounded on the first low-adhesive film and is subjected to die cutting through a circular knife die cutting process to form a first sheet structure on the first film body, and the first semi-finished product is obtained by removing the rest of the first film body except the first sheet structure; the method comprises the following steps: compounding a second low mucosa on the lower side of the first low mucosa; compounding the first membrane body on the upper side of the first low-mucosa; cutting a first hole-shaped structure on the first film body and the first low-viscosity film through a circular knife die cutting process, and cutting a first block-shaped structure on the first film body through the circular knife die cutting process; wherein the first hole-shaped structure on the first membrane body is positioned in the middle of the first block-shaped structure; taking corresponding hole wastes in the first hole-like structure away from below through the second low-adhesive film; and taking away the outer frame waste of the first film body from the upper part to obtain the first semi-finished product.

According to some embodiments of the present application, a second film body and a screen mesh are sequentially compounded on a release film and are die-cut through a circular knife die-cutting process to form a second sheet structure on the second film body and the screen mesh, and the second film body and the screen mesh are discarded except for the second sheet structure to obtain a second semi-finished product; the method comprises the following steps: compounding the second film body on a release film; cutting a second hole-shaped structure on the second film body by a circular knife die cutting process, and removing hole waste corresponding to the second hole-shaped structure; compounding the silk screen on the second membrane body; cutting a second blocky structure on the silk screen and the second film body by a circular knife die cutting process; wherein the second hole-shaped structure on the second membrane body is positioned in the middle of the second block-shaped structure; removing the outer frame waste of the silk screen and the second film body to obtain the second semi-finished product

According to some embodiments of the present application, the step of compounding the carrier tape on the fourth semi-finished product to obtain a fifth semi-finished product includes the following steps: compounding the carrier tape on the third low-adhesive film; die-cutting the carrier tape by a circular knife die-cutting process to form a knife-printing structure and a boundary structure, and removing frame waste; inverting the third low-adhesive film to place the carrier tape under the third low-adhesive film; and compounding the carrier tape and the third low-viscosity film to the fourth semi-finished product, and enabling the knife-mark structures on the carrier tape to correspond to the second sheet structures one by one to obtain a fifth semi-finished product.

According to some embodiments of the application, removing the first low-tack film from the fifth semi-finished product and rolling comprises the following steps: removing the first low-viscosity film and the third low-viscosity film to obtain a sixth semi-finished product; and winding the sixth semi-finished product, and adding separation paper on one side of the sixth semi-finished product, which is far away from the carrier tape, in the winding process.

According to the die cutting production line of the composite sheet material with the silk screen, the second aspect of the application comprises: the first working station group comprises a first compound die-cutting working station and a first waste discharge mechanism, and the first compound die-cutting working station and the first waste discharge mechanism are arranged along the advancing path of the first low-viscosity film and the first film body; the first compound die-cutting station is used for compounding and circular knife die-cutting the first low-adhesive film and the first film body so as to form a first sheet structure on the first film body, and the first waste discharge mechanism is used for discharging waste materials so as to obtain a first semi-finished product; wherein the first semi-finished product comprises the first low-profile adhesive film and the first sheet structure thereon;

the second working station group comprises a plurality of first three-roll stations and a second waste discharge mechanism, and the first three-roll stations comprise upper rolls, middle rolls and lower rolls; forming second semi-finished product forming lines between the upper rolls and the middle rolls of all the first three-roll work stations; in the second semi-finished product forming line, one upper roller can be matched with the middle roller to compound a second film body on a release film, and the other upper roller can be matched with the middle roller to compound a silk screen on the second film body and carry out circular knife die cutting so as to form a second sheet structure on the silk screen and the second film body; the second waste discharge mechanism is used for discharging waste materials to obtain a second semi-finished product; the second semi-finished product comprises the release film and the second sheet structure positioned on the release film; the middle roller positioned at the tail end of the second semi-finished product forming line can be used for overturning the second semi-finished product so that the second sheet material structure is positioned below the release film and enters between the middle roller and the corresponding lower roller; the lower roll and the middle roll of the first three-roll station are matched for compounding the first semi-finished product and the second semi-finished product, and the second sheet structures are correspondingly superposed on the first sheet structures one by one to obtain a third semi-finished product;

the release film separating mechanism is arranged on the advancing path of the third semi-finished product and is used for removing the release film on the third semi-finished product to obtain a fourth semi-finished product;

the third work station group is arranged on the advancing path of the fourth semi-finished product and is used for compounding the carrier tape on one side of the fourth semi-finished product, which is far away from the first low-adhesive film, so as to obtain a fifth semi-finished product;

a first low-viscosity film separating mechanism which is arranged on the traveling path of the fifth semi-finished product and is used for removing the first low-viscosity film on the fifth semi-finished product so as to form a sixth semi-finished product;

and the winding mechanism is arranged at the tail end of the die-cutting production line of the composite sheet with the silk screen and is used for winding the sixth semi-finished product.

According to some embodiments of the present application, the first composite die cutting station comprises a first knife roll and a lower roll, the first knife roll is capable of cooperating with the lower roll to composite the first film body on the first low-adhesive film, a surface of the first knife roll is provided with a first blade and a second blade, the first blade is used for forming a first block structure on the first film body, the second blade is used for forming a first hole structure on the first film body and the first low-adhesive film, and the first hole structure on the first film body is located in the middle of the first block structure.

According to some embodiments of the application, the first waste discharging mechanism comprises a first waste discharging mechanism, the first waste discharging mechanism comprises a first waste discharging roller, a first compound station and a first waste discharging roller, the first waste discharging roller is used for discharging a second low-adhesive film, the first compound station is located on the front side of the first compound die-cutting station and is used for compounding the second low-adhesive film on the lower side of the first low-adhesive film, and the first waste discharging roller is used for winding the second low-adhesive film passing through the first compound die-cutting station so as to discharge corresponding hole wastes in the first hole-shaped structure.

According to some embodiments of the application, the third workstation group comprises a plurality of second three-roll workstations and a third waste discharge mechanism, the second three-roll workstations comprise upper rolls, middle rolls and lower rolls, and a carrier tape forming line is formed between the upper rolls and the middle rolls of all the second three-roll workstations; in the carrier tape forming line, one upper roller can be matched with the middle roller to compound the carrier tape on a third low-adhesive film, and the other upper roller can be matched with the middle roller to perform circular knife die cutting on the carrier tape so as to form a knife print structure and a boundary structure by die cutting on the carrier tape; the third waste discharge mechanism is used for discharging carrier tape waste; a middle roller at the end of the carrier tape forming line can be used for turning over the third low-viscosity film so that the carrier tape is positioned below the third low-viscosity film and enters between the middle roller and a corresponding lower roller; and the lower roller and the middle roller of the second three-roller station are matched for compounding the third low-adhesive film, the carrier band and the fourth semi-finished product, and the knife print structures correspond to the second sheet structures one to one so as to obtain a fifth semi-finished product.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic diagram of a die-cutting line for a composite web-bearing sheet material according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a first cell-like structure and a first block-like structure formed in accordance with an embodiment of the present application;

FIG. 3 is a schematic diagram of a second cell-like structure formed in accordance with an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a second block structure formed according to an embodiment of the present disclosure (a second hole structure formed on a second film body is not shown in the figure);

FIG. 5 is a schematic structural view of a knife-stamp structure and a boundary structure formed in accordance with an embodiment of the present application;

FIG. 6 is a schematic diagram of a sixth intermediate product formed in accordance with an embodiment of the present application.

Reference numerals:

a first composite die cutting station 110; a first blade roller 111; a first waste discharge winding roller 121; a first compound station 122; a first waste wind-up roll 123; a second waste discharge unwinding roller 131; a second compound station 132; a second waste wind-up roll 133;

a first compound roller 211; a second knife roll 212; a third knife roll 213; a third waste discharge unwinding roller 221; a third waste wind-up roll 222; a fourth waste wind-up roll 231;

a second compound roll 312; a fourth blade roller 311;

a release film separating mechanism 400;

a first low-viscosity membrane separation mechanism 500;

an unwinding mechanism 600;

a winding mechanism 700;

a first porous structure 810; a first block-like structure 820; a second hole-like structure 830; a second bulk structure 840; a knife-print structure 850; a boundary structure 860.

Detailed Description

Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, and the like, referred to as positional or positional relationships, are based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and larger, smaller, larger, etc. are understood as excluding the present number, and larger, smaller, inner, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

The die cutting process for the wire mesh composite sheet of the embodiment of the first aspect of the present application is described below.

Referring to fig. 1-6, a die cutting process for a wire-mesh composite sheet according to an embodiment of the first aspect of the present application includes the steps of: compounding a first film body on the first low-adhesive film, and performing die cutting through a circular knife die cutting process to form a first sheet structure on the first film body, and removing the other waste materials of the first film body except the first sheet structure to obtain a first semi-finished product; wherein the first semi-finished product comprises a first low-adhesive film and a first sheet structure positioned thereon; sequentially compounding a second film body and a silk screen on a release film, and performing die cutting through a circular knife die cutting process to form a second sheet structure on the second film body and the silk screen, and removing other waste materials of the second film body and the silk screen except the second sheet structure to obtain a second semi-finished product; the second semi-finished product comprises a release film and a second sheet structure positioned on the release film; turning over the second semi-finished product to enable the second sheet structure to be positioned below the release film, then compounding the second semi-finished product with the first semi-finished product, and enabling the second sheet structures to be superposed on the first sheet structure in a one-to-one correspondence mode to obtain a third semi-finished product; removing the release film on the third semi-finished product to obtain a fourth semi-finished product; compounding a carrier tape on the fourth semi-finished product to obtain a fifth semi-finished product; and removing the first low-viscosity film on the fifth semi-finished product and rolling.

It will be appreciated that the first semi-finished product includes a first low tack film and a first sheet structure laminated to the first low tack film, the first sheet structure being die cut from a first film body.

It will be appreciated that the first low tack film is used to carry the first film body and the first sheet structure formed by die cutting the first film body.

It is understood that the second semi-finished product includes a release film and a second sheet structure compounded on the release film, the second sheet structure is formed by die cutting a second film body and a silk screen compounded on the second film body, and the second film body is a single-layer film body structure or a composite film body with at least two layers of composite laminated structures.

It will be understood that the second film body and the screen are sequentially compounded on the release film, and die-cut on the release film to form the second sheet structure, and the release film is used to carry the composite body of the screen and the second film body and the second sheet structure formed after the composite body of the screen and the second film body is die-cut.

It can be understood that the third semi-finished product is formed by compounding the first semi-finished product and the second semi-finished product, and the first sheet structures in the first semi-finished product correspond to the second sheet structures in the second semi-finished product one by one; before compounding the first semi-finished product and the second semi-finished product, the second semi-finished product needs to be turned over to enable the second sheet structure on the release film to be opposite to the corresponding first sheet structure on the first adhesive film, so that the first semi-finished product and the second semi-finished product are compounded.

It can be understood that the third semi-finished product is removed from the release film compounded on the uppermost side to form a fourth semi-finished product; forming a fifth semi-finished product by compounding a carrier tape on the fourth semi-finished product, and removing the first low-viscosity film compounded at the lowest part of the fifth semi-finished product after the fifth semi-finished product is formed, and then rolling; it can be understood that when the carrier tape is rolled, the second sheet structure after being turned is compounded below the carrier tape, the first sheet structure is compounded below the second sheet structure, and the carrier tape is used for rolling the screen mesh composite sheet of the packaging tape.

Referring to fig. 1 and 2, according to some embodiments of the present application, a first film body is laminated on a first low-adhesive film and is die-cut through a circular knife die-cutting process to form a first sheet structure on the first film body, and the first semi-finished product is obtained by excluding the first film body from the first sheet structure; the method comprises the following steps: compounding a second low mucosa on the lower side of the first low mucosa; compounding a first membrane body on the upper side of the first low mucosa; cutting a first hole-shaped structure 810 on the first film body and the first low-viscosity film through a circular knife die cutting process, and cutting a first block-shaped structure 820 on the first film body through the circular knife die cutting process; wherein the first hole structure 810 on the first film body is located in the middle of the first block structure 820; the corresponding hole waste in the first porous structure 810 is taken away from below through the second low-adhesive film; taking the outer frame waste of the first film body away from the upper part to obtain a first semi-finished product.

It is understood that, during the circular knife die cutting, the first hole structure 810 is die-cut on the first film body and the first low-tack film, and the first block structure 820 is die-cut on the first film body, and the first hole structure 810 on the first film body is located in the middle of the first block structure 820; thus, it will be appreciated that the first sheet structure is a sheet with a hole in the middle.

It is understood that the first hole structure 810 may be provided in a circular, triangular or other hole shape with different shapes; the first block structures 820 may be provided in a quadrilateral, circular, or other different shapes.

It is understood that the first film body and the first low adhesive film generate the hole waste corresponding to the first hole structure 810 due to the die-cutting of the first hole structure 810, and the generated hole waste can be discharged by rolling the second low adhesive film under the first low adhesive film.

It can be understood that, after the die cutting of the first film body and the first low adhesive film is completed, the waste discharge adhesive tape is compounded above the first film body, and the waste of the outer frame of the first film body can be discharged from above the first film body through the compounded waste discharge adhesive tape.

It can be understood that, in this embodiment, the first film body includes a first double-sided adhesive, foam and PI film, which are sequentially compounded, the PI film of the first film body is compounded on the first low-adhesive film, the first low-adhesive film is compounded on the second low-adhesive film, and the first film body is also compounded with a facial tissue; when the hole waste is discharged through the second low-viscosity film, the hole waste generated by die-cutting the facial tissue is also discharged through the second low-viscosity film; when the waste discharge of the outer frame is carried out through the waste discharge adhesive tape, the waste discharge adhesive tape also discharges the parts of the facial tissue except the hole waste. It will be appreciated that in other embodiments, the first membrane may also be a single layer membrane structure or other composite membrane having at least two layers of composite laminate structures.

Referring to fig. 1, 3 and 4, according to some embodiments of the present application, a second film body and a screen are sequentially laminated on a release film, and are die-cut through a circular knife die-cutting process to form a second sheet structure on the second film body and the screen, and to remove the remaining waste materials of the second film body and the screen except for the second sheet structure, to obtain a second semi-finished product, including the steps of: compounding the second film body on a release film; cutting a second hole-shaped structure 830 on the second film body by a circular knife die cutting process, and removing hole waste corresponding to the second hole-shaped structure 830; compounding the silk screen on the second membrane body; cutting a second block-shaped structure 840 on the silk screen and the second film body by a circular knife die cutting process; wherein the second hole-shaped structure 830 on the second membrane body is located in the middle of the second block-shaped structure 840; and removing the waste materials of the silk screen and the outer frame of the second film body to obtain a second semi-finished product.

It can be understood that the second film body and the silk screen are sequentially compounded on the release film, after the second film body is compounded on the release film, the second film body is firstly subjected to die cutting through a circular knife die cutting process to form a second hole-shaped structure 830 on the second film body, and then the hole waste corresponding to the second hole-shaped structure 830 is removed; it is understood that the second hole structure 830 corresponds to the first hole structure 810, and the second hole structure 830 may be configured in a circular shape, a triangular shape, or other different shapes.

It is understood that the silk screen is compounded on the second film body formed with the second hole-shaped structures 830, and after the silk screen is compounded on the second film body, the silk screen and the second die-cutting are die-cut through a circular knife die-cutting process to form second block-shaped structures 840 on the silk screen and the second film body; it is understood that the second hole structure 830 formed on the second film body is located at the middle of the second block structure 840.

It is understood that the second sheet structure includes a second block structure 840 formed of a wire mesh and a second block structure 840 formed of a second film body having a second hole structure 830 in the middle, and the second block structure 840 formed of the wire mesh is compounded over the second block structure 840 formed of the second film body having the second hole structure 830 in the middle.

It can be understood that the second film body comprises second double-sided adhesive, and after the second double-sided adhesive is compounded on the upper side of the release film, the original factory paper on the upper side surface of the second double-sided adhesive is rolled and removed; the hole waste of the second film body corresponding to the second hole-shaped structure 830 can be removed in a vacuum adsorption mode through a knife cavity on a die-cutting knife roller, or can be removed through a waste discharging adhesive tape, and the silk screen and the outer frame waste formed by die cutting of the second film body can be removed through a winding silk screen.

Referring to fig. 1, 5 and 6, according to some embodiments of the present application, a carrier tape is composited on a fourth semi-finished product to obtain a fifth semi-finished product, including the following steps: compounding the carrier band on the third low-adhesive film; forming a cutter printing structure 850 and a boundary structure 860 on the carrier tape by a circular cutter die cutting process, and removing frame waste; inverting the third low-adhesive film to place the carrier tape under the third low-adhesive film; and compounding the carrier tape and the third low-viscosity film to a fourth semi-finished product, and enabling the knife-edge printing structures 850 on the carrier tape to correspond to the second sheet structures one by one to obtain a fifth semi-finished product.

It is understood that the carrier tape is laminated on the third low-adhesive film, and after the carrier tape is laminated on the third low-adhesive film, the carrier tape is die-cut through a circular knife die-cutting process to form the knife-printed structure 850 and the boundary structure 860 on the carrier tape; it is understood that each of the printing structures 850 includes two symmetrical L-shaped printing, the printing structures 850 and the second sheet structure correspond one-to-one, and the printing structures 850 may be configured in other different shapes; it will be appreciated that the boundary structures 860 include teeth formed on the sides of the carrier tape, and that the boundary structures 860 may be undulating or otherwise shaped.

It is understood that after removing the frame waste generated by the die cutting of the carrier tape, the third low-adhesion film is turned over so that the carrier tape on the third low-adhesion film is opposite to the fourth semi-finished product; the knife-printed structure 850 on the carrier tape and the second sheet structure on the fourth semi-finished product are aligned and combined by adjusting the positions of the third low adhesive film and the first low adhesive film to form a fifth semi-finished product.

Referring to fig. 1, according to some embodiments of the present application, removing the first low-adhesive film from the fifth semi-finished product and rolling comprises the following steps: removing the first low-viscosity film and the third low-viscosity film to obtain a sixth semi-finished product; and rolling the sixth semi-finished product, and adding separation paper on one side of the sixth semi-finished product, which is far away from the carrier tape, in the rolling process.

It is understood that after the carrier tape and the third low-adhesion film are turned over, the carrier tape is compounded on the fourth semi-finished product, and the third low-adhesion film is positioned above the carrier tape, so that the third low-adhesion film on the fifth semi-finished product can be removed by rolling the third low-adhesion film from above the fifth semi-finished product.

It is understood that the first low-adhesive film is located at the bottom layer of the fifth semi-finished product, and the first low-adhesive film on the fifth semi-finished product can be removed by rolling the first low-adhesive film from the lower part of the fifth semi-finished product; it will be appreciated that the sixth semi-finished product can be obtained by removing the first and third low mucosae on the fifth semi-finished product.

As can be understood, the sixth semi-finished product and the separation paper are rolled, and the sixth semi-finished product can be compounded on the separation paper; it can be understood that the sixth semi-finished product can be prevented from being stuck when being rolled by the compounded separation paper.

The die cutting line for the composite web-bearing sheet material of the embodiments of the present application is described below.

Referring to fig. 1-6, a die-cutting line of a composite web-fed sheet material according to an embodiment of the second aspect of the present application includes: the first working station group comprises a first compound die cutting working station 110 and a first waste discharge mechanism, wherein the first compound die cutting working station 110 and the first waste discharge mechanism are arranged along the advancing path of the first low-viscosity film and the first film body; the first composite die-cutting station 110 is used for carrying out composite and circular knife die-cutting on the first low-adhesive film and the first film body so as to form a first sheet structure on the first film body, and the first waste discharge mechanism is used for discharging waste materials so as to obtain a first semi-finished product; wherein the first semi-finished product comprises a first low-adhesive film and a first sheet structure positioned thereon; the second working station group comprises a plurality of first three-roll stations and a second waste discharge mechanism, and the first three-roll stations comprise upper rolls, middle rolls and lower rolls; forming second semi-finished product forming lines between the upper rolls and the middle rolls of all the first three-roll work stations; in the second semi-finished product forming line, an upper roller can be matched with a middle roller for compounding the second film body on the release film, and the upper roller can be matched with the middle roller for compounding the silk screen on the second film body and performing circular knife die cutting so as to form a second sheet material structure on the silk screen and the second film body; the second waste discharge mechanism is used for discharging waste materials to obtain a second semi-finished product; the second semi-finished product comprises a release film and a second sheet structure positioned on the release film; the middle roller positioned at the tail end of the second semi-finished product forming line can be used for overturning the second semi-finished product so that the second sheet material structure is positioned below the release film and enters between the middle roller and the corresponding lower roller; the lower roll and the middle roll of the first three-roll station are matched for compounding the first semi-finished product and the second semi-finished product, and the second sheet structures are correspondingly superposed on the first sheet structures one by one to obtain a third semi-finished product; a release film separating mechanism 400, disposed on the traveling path of the third semi-finished product, for removing the release film on the third semi-finished product to obtain a fourth semi-finished product; the third work station group is arranged on the advancing path of the fourth semi-finished product and is used for compounding the carrier band on one side of the fourth semi-finished product, which is far away from the first low-viscosity film, so as to obtain a fifth semi-finished product; a first low-viscosity film separating mechanism 500, disposed on the traveling path of the fifth semi-finished product, for removing the first low-viscosity film on the fifth semi-finished product to form a sixth semi-finished product; and the rolling mechanism 700 is arranged at the tail end of the die-cutting production line of the composite sheet with the silk screen and is used for rolling the sixth semi-finished product.

It will be appreciated that the die cutting line includes a first station set, a second station set, a release film separating mechanism 400, a third station set, a first low tack film separating mechanism 500, and a wind-up mechanism 700.

It is understood that the first set of work stations includes a first composite die cutting station 110, the first composite die cutting station 110 composite a first film body on a first low-adhesive film and die-cut the first film body on the first low-adhesive film to form a first sheet structure on the first film body, the first waste removing mechanism for removing waste of the first film body except the first sheet structure to obtain a first semi-finished product; it will be appreciated that the first semi-finished product includes a first low-tack film and a first sheet structure laminated to the first low-tack film.

It will be appreciated that the first sheet structure is die cut from a first film body which is a single layer film body structure or a composite film body having at least two layers of composite laminate structures; it will be appreciated that the first low tack film is used to carry the first film body and the first sheet structure formed by die cutting the first film body.

It can be understood that the second station group comprises a second waste discharge mechanism and four first three-roll stations which are adjacently arranged, and through the four first three-roll stations, the second film body can be firstly compounded on the release film, the silk screen is compounded on the second film body, finally, the silk screen and the second film body are subjected to die cutting, and a second sheet structure is formed on the silk screen and the second film body so as to form a second semi-finished product; it is understood that the second semi-finished product comprises a release film and a second sheet structure on the release film.

It will be appreciated that a central roller at the end of the second semi-finished product forming line can be used to invert the second semi-finished product so that the second sheet structure is below the release film and enters between the central roller and its corresponding lower roller; the lower roll and the middle roll of the first three-roll station are matched for compounding the first semi-finished product and the second semi-finished product, and the second sheet structures are correspondingly superposed on the first sheet structures one by one to obtain a third semi-finished product; it will be appreciated that the third blank comprises the first blank and the inverted second blank on the first blank.

It can be understood that the second sheet structure is formed by die cutting a second film body and a silk screen, which are compounded on the release film, and the second film body is a single-layer film body structure or a composite film body with at least two layers of composite laminated structures; it will be appreciated that the release film is used to carry the composite of the screen and the second film body, and the second sheet structure formed after die cutting of the composite of the screen and the second film body.

It can be understood that the release film separating mechanism 400 is disposed on the advancing path of the third semi-finished product, and includes a scraper blade and a release film winding roller, the scraper blade is used for separating the release film from the third semi-finished product, and the release film winding roller is used for winding the release film; the release film on the third semi-finished product can be removed by the release film separating mechanism 400 to form a fourth semi-finished product; it is understood that the fourth semi-finished product includes a third semi-finished product from which the release film is removed.

It can be understood that the third station group is arranged on the travelling path of the fourth semi-finished product, and the carrier tape can be compounded on one side of the fourth semi-finished product far away from the first low-adhesive film through the arranged third station group to obtain a fifth semi-finished product; it is understood that the fifth semi-finished product includes the fourth semi-finished product and the carrier tape compounded on the fourth semi-finished product.

It is understood that the first low-viscosity film separating mechanism 500 is provided on the traveling path of the fifth semi-finished product; the first low-viscosity film separating mechanism 500 is arranged to remove the first low-viscosity film on the fifth semi-finished product so as to form a sixth semi-finished product; it is understood that the first low-tack film separation mechanism 500 includes a first low-tack film take-up roll for taking up the first low-tack film.

It can be understood that the rolling mechanism 700 is disposed at the end of the die-cutting production line of the composite sheet with screen mesh, and the sixth semi-finished product can be rolled by the rolling mechanism 700.

Referring to fig. 1 and 2, according to some embodiments of the present application, the first composite die cutting station 110 includes a first knife roll 111 and a lower roll, the first knife roll 111 can cooperate with the lower roll to composite the first film body on the first low adhesive film, a surface of the first knife roll 111 is provided with a first blade edge for forming a first block structure 820 on the first film body and a second blade edge for forming a first hole structure 810 on the first film body and the first low adhesive film, and the first hole structure 810 on the first film body is located in the middle of the first block structure 820.

It can be understood that the first composite die cutting station 110 includes a first knife roller 111 and a lower roller, a first film body and a first low-viscosity film can pass between the first knife roller 111 and the lower roller, and the first knife roller 111 can cooperate with the lower roller to composite the first film body on the first low-viscosity film, a surface of the first knife roller 111 is provided with a first blade and a second blade, the first blade protrudes from the first knife roller 111 to a smaller height than the second blade protrudes from the first knife roller 111, the first blade can form a first block structure 820 on the first film body, the second blade can form a first hole structure 810 on the first film body and the first low-viscosity film, and the first hole structure 810 on the first film body is located in the middle of the first block structure 820; it is understood that the first hole structure 810 may be provided in a circular, triangular or other hole shape with different shapes; the first block structures 820 may be provided in a quadrilateral, circular, or other different shapes.

It can be understood that the first film body comprises a first double-sided adhesive, foam and a PI film which are compounded and striped in advance, the first double-sided adhesive and the foam are sequentially compounded on the PI film, and the first double-sided adhesive is also compounded with face paper; when the first membrane body is compounded on the first low mucosa, the PI membrane of the first membrane body is compounded on the first low mucosa.

Referring to fig. 1 and 2, according to some embodiments of the present disclosure, the first hole waste discharging mechanism includes a first hole waste discharging mechanism, the first hole waste discharging mechanism includes a first waste discharging roller 121, a first compound station 122 and a first waste discharging winding roller 123, the first waste discharging roller 121 is configured to discharge the second low-adhesive film, the first compound station 122 is located in front of the first compound die-cutting station 110 and is configured to compound the second low-adhesive film on the lower side of the first low-adhesive film, and the first waste discharging winding roller 123 is configured to wind the second low-adhesive film passing through the first compound die-cutting station 110 to discharge the corresponding hole waste in the first hole-shaped structure 810.

It will be appreciated that by paying out the second low adhesive film and laminating the second low adhesive film to the underside of the first low adhesive film, and finally by rolling the second low adhesive film after it has passed through the first composite die cutting station 110, the corresponding holes in the first porous structure 810 can be eliminated.

Referring to fig. 1 and 2, according to some embodiments of the present application, the first waste discharge mechanism further includes a first waste discharge frame mechanism, the first waste discharge frame mechanism includes a second waste discharge winding-up roll 131, a second compound station 132 and a second waste discharge winding-up roll 133, the second waste discharge winding-up roll 131 is used for discharging a first waste discharge tape, the second compound station 132 is disposed at the rear side of the first compound die-cutting station 110 and is used for compounding the first waste discharge tape on the upper side of the first film body, and the second waste discharge winding-up roll 133 is disposed at the rear side of the second compound station 132 and is used for winding the first waste discharge tape adhered with the frame waste.

It can be understood that the first row of waste adhesive tapes are paid out and compounded on the first film body, and finally, the second row of waste winding rollers 133 are wound to remove the rest of the waste materials on the first film body except the first sheet structure.

Referring to fig. 1 and 4, according to some embodiments of the present disclosure, the upper rollers in the second station group include a first compound roller 211 and a third knife roller 213, the first compound roller 211 and the third knife roller 213 are sequentially disposed along the second semi-finished product forming line, the first compound roller 211 is configured to cooperate with a corresponding middle roller to compound the second film body on the release film, the third knife roller 213 is configured to cooperate with a corresponding middle roller to compound the screen on the second film body, a surface of the third knife roller 213 is provided with a fourth knife edge, and the fourth knife edge is configured to form a second block-shaped structure 840 on the screen and the second film body.

It can be understood that the upper roller in the second station group includes a first compound roller 211 and a third knife roller 213 sequentially disposed along the second semi-finished product forming line, the first compound roller 211 compounds the second film body on the release film first, and then the third knife roller 213 compounds the screen mesh on the second film body, since the surface of the third knife roller 213 is provided with a fourth blade, the second block-shaped structure 840 can be formed on the screen mesh and the second film body by the fourth blade.

It can be understood that the second film body comprises second double-sided adhesive, and after the second double-sided adhesive is compounded on the upper side of the release film, the original factory paper on the upper side surface of the second double-sided adhesive is rolled and removed; the second block structures correspond to the first block structures, and the second block structures can be arranged in a quadrangle, a circle or other different shapes.

It will be appreciated that the middle roller corresponding to the third knife roller 213 can invert the second semi-finished product so that the second sheet structure is under the release film and enters between the middle roller and its corresponding lower roller, and the middle roller and the lower roller corresponding to the fourth knife roller 311 can compound the inverted second semi-finished product on the upper side of the first semi-finished product and overlap the second sheet structure and the corresponding first sheet structure with each other.

Referring to fig. 1 and 3, according to some embodiments of the present application, the upper roll of the second station group further includes a second knife roll 212, the second knife roll 212 is disposed between the first compound roll 211 and the third knife roll 213, a surface of the second knife roll 212 is provided with a third knife edge, the third knife edge is used for forming a second hole-shaped structure 830 on the second film body, and the second hole-shaped structure 830 on the second film body is located in the middle of the second block-shaped structure 840.

It is understood that a second knife roll 212 is further disposed between the first compound roll 211 and the third knife roll 213, the surface of the second knife roll 212 is provided with a third knife edge, and a second hole-shaped structure 830 can be formed on the second film body by the third knife edge, and the formed second hole-shaped structure 830 is located in the middle of the second block-shaped structure 840; it is understood that the second hole structure 830 corresponds to the first hole structure 810, and the second hole structure 830 may be holes arranged in a circle, a triangle, or other different shapes.

Referring to fig. 1, 3 and 4, according to some embodiments of the present application, the second waste discharge mechanism includes a second hole waste discharge mechanism including a third waste discharge wind-up roller 221 and a third waste discharge wind-up roller 222, and a second outer frame waste discharge mechanism including a fourth waste discharge wind-up roller 231; along the flowing direction of the second semi-finished product forming line, the third waste discharging and winding roller 221 is positioned at the front side of the second knife roller 212, the third waste discharging and winding roller 221 is positioned at the rear side of the second knife roller 212, and the fourth waste discharging and winding roller 231 is positioned at the rear side of the third knife roller 213; the third waste discharge unwinding roller 221 is used for discharging the second waste discharge adhesive tape, and the third waste discharge unwinding roller 221 is used for winding the second waste discharge adhesive tape passing through the second knife roller 212 to discharge the hole waste corresponding to the second hole-shaped structure; the fourth waste discharge wind-up roll 231 is used for winding up the silk screen and the outer frame waste of the second film body.

It can be understood that the second waste discharge mechanism includes a second hole waste discharge mechanism for discharging hole waste corresponding to the second hole-shaped structure 830 and a second outer frame waste discharge mechanism for discharging outer frame waste of the screen and the second film body.

It can be understood that the second hole discharging and waste discharging mechanism includes a third discharging and waste discharging roller 221 and a third discharging and waste winding roller 222, along the flowing direction of the second semi-finished product forming line, the third discharging and waste discharging roller 221 is located at the front side of the second knife roller 212, the third discharging and waste discharging roller 221 is used for discharging the second discharging and waste adhesive tape, the third discharging and waste discharging roller 221 is located at the rear side of the second knife roller 212, and the third discharging and waste discharging roller 221 is used for winding the second discharging and waste adhesive tape passing through the second knife roller 212 to discharge the hole waste corresponding to the second hole-shaped structure 830.

It is to be understood that the second row of outer frame waste mechanism includes a fourth waste discharging wind-up roll 231, the fourth waste discharging wind-up roll 231 is located at the rear side of the third knife roll 213 along the flow direction of the second semi-finished product forming line, and the fourth waste discharging wind-up roll 231 is used for winding up the screen passing through the third knife roll 213 to discharge the screen and the outer frame waste of the second film body.

Referring to fig. 1 and 5, according to some embodiments of the present application, the third station group includes a plurality of second triple stations and a third waste discharge mechanism, the second triple stations each include an upper roll, a middle roll and a lower roll, and a carrier tape forming line is formed between the upper roll and the middle roll of all the second triple stations; in the carrier tape forming line, an upper roller can be matched with the middle roller for compounding the carrier tape on the third low-adhesive film, and the upper roller can be matched with the middle roller for carrying out circular cutter die cutting on the carrier tape so as to form a cutter-printed structure 850 and a boundary structure 860 on the carrier tape; the third waste discharge mechanism is used for discharging carrier band waste; a middle roller positioned at the tail of the carrier tape forming line can be used for overturning the third low-viscosity film so that the carrier tape is positioned below the third low-viscosity film and enters between the middle roller and a corresponding lower roller; the lower roll and the middle roll of the second three-roll station are matched for compounding the third low-adhesive film, the carrier tape and the fourth semi-finished product, and the knife-seal structures 850 correspond to the second sheet structures one by one to obtain a fifth semi-finished product.

It can be understood that the third work station group comprises a third waste discharge mechanism and three second three-roll stations which are adjacently arranged, the second three-roll stations comprise an upper roll, a middle roll and a lower roll, and a carrier tape forming line is formed between the upper roll and the middle roll of all the second three-roll stations.

It is understood that in the carrier tape forming line, an upper roller can cooperate with the middle roller for compounding the carrier tape to the third low-adhesive film, and an upper roller can cooperate with the middle roller for circular knife die cutting the carrier tape to form the knife-printed structure 850 and the boundary structure 860 on the carrier tape; it will be appreciated that the third waste removal mechanism is used to remove waste from the carrier tape after it has been die cut to form the knife-stamp structure 850 and the border structure 860.

It will be appreciated that a middle roller at the end of the carrier tape forming line can be used to invert the third low-tack film so that the carrier tape is below the third low-tack film and enters between the middle roller and its corresponding lower roller; the lower roll and the middle roll of the second three-roll station are matched for compounding the third low-adhesive film, the carrier tape and the fourth semi-finished product, and the knife-seal structures 850 correspond to the second sheet structures one by one to obtain a fifth semi-finished product.

Referring to fig. 1 and 5, according to some embodiments of the present application, the upper rollers in the third station group include a second compound roller 311 and a fourth knife roller 311, the second compound roller 311 and the fourth knife roller 311 are sequentially disposed along the carrier tape production line, the second compound roller 311 is used for cooperating with a corresponding middle roller to compound the carrier tape on the third low adhesive film, a surface of the fourth knife roller 311 is provided with a fifth knife edge and a sixth knife edge, the fifth knife edge is used for forming a knife mark structure 850 on the carrier tape, and the sixth knife edge is used for forming a boundary structure 860 on the carrier tape.

It is understood that the upper roller in the third station group includes a second compound roller 311 and a fourth knife roller 311 which are sequentially arranged along the carrier tape production line, the second compound roller 311 is used for compounding the carrier tape on the third low-adhesive film, the surface of the fourth knife roller 311 is provided with a fifth knife edge and a sixth knife edge, the fifth knife edge is used for forming the knife-printed structure 850 on the carrier tape, and the sixth knife edge is used for forming the boundary structure 860 on the carrier tape.

It can be understood that the height of the fifth blade edge protruding from the fourth blade roller 311 is less than the height of the sixth blade edge protruding from the fourth blade roller 311; it is understood that each of the printing structures 850 includes two symmetrical L-shaped printing, the printing structures 850 and the second sheet structure correspond one-to-one, and the printing structures 850 may be configured in other different shapes; it will be appreciated that the boundary structures 860 include teeth formed on the sides of the carrier tape, and that the boundary structures 860 may be undulating or otherwise shaped.

The middle roller corresponding to the fourth knife roller 311 can invert the third low-viscosity film so that the carrier tape is under the third low-viscosity film and enters between the middle roller and the corresponding lower roller; the lower roll and the middle roll of the second three-roll station are matched for compounding the third low-adhesive film, the carrier tape and the fourth semi-finished product, and the knife-seal structures 850 correspond to the second sheet structures one by one to obtain a fifth semi-finished product.

Referring to fig. 1, according to some embodiments of the present application, the die-cutting production line of the composite sheet with screen further includes an unwinding mechanism 600, the unwinding mechanism 600 is disposed at an end of the die-cutting production line of the composite sheet with screen, the unwinding mechanism 600 is configured to unwind the partition paper, and the winding mechanism 700 is further configured to wind the partition paper, so that the partition paper is added to a side of the sixth semi-finished product away from the carrier tape.

It can be understood that the die-cutting production line for the composite sheet with the screen also comprises an unwinding mechanism 600, the unwinding mechanism 600 is arranged at the tail end of the die-cutting production line for the composite sheet with the screen, the unwinding mechanism 600 is used for unwinding the partition paper, and the winding mechanism 700 can wind the partition paper and add the partition paper to one side of the sixth semi-finished product, which is far away from the carrier tape; it can be understood that the sixth semi-finished product which is rolled up and has the first low-adhesive film removed can be prevented from being adhered by the compounded separation paper.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "specifically," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and alterations to these embodiments may be made without departing from the principles and spirit of this application, and are intended to be included within the scope of this application.

Claims

1. The die cutting process of the composite sheet with the silk screen is characterized by comprising the following steps of:

compounding a first film body on a first low-adhesive film, and performing die cutting through a circular knife die cutting process to form a first sheet structure on the first film body, and removing the rest waste materials of the first film body except the first sheet structure to obtain a first semi-finished product; wherein the first semi-finished product comprises the first low-profile adhesive film and the first sheet structure thereon;

sequentially compounding a second film body and a silk screen on a release film, and performing die cutting through a circular knife die cutting process to form a second sheet structure on the second film body and the silk screen, and removing other waste materials of the second film body and the silk screen except the second sheet structure to obtain a second semi-finished product; the second semi-finished product comprises the release film and the second sheet structure positioned on the release film;

turning over the second semi-finished product to enable the second sheet structure to be located below the release film, then compounding the second semi-finished product with the first semi-finished product, and enabling the second sheet structures to be superposed on the first sheet structure in a one-to-one correspondence mode to obtain a third semi-finished product;

removing the release film on the third semi-finished product to obtain a fourth semi-finished product;

compounding a carrier tape on the fourth semi-finished product to obtain a fifth semi-finished product;

and removing the first low-viscosity film on the fifth semi-finished product and rolling.

2. The die-cutting process of the composite sheet material with silk screen according to claim 1, wherein the first film body is compounded on the first low adhesive film and is die-cut through a circular knife die-cutting process to form a first sheet material structure on the first film body, and the first semi-finished product is obtained by excluding the rest waste materials of the first film body except the first sheet material structure;

the method comprises the following steps:

compounding a second low mucosa on the lower side of the first low mucosa;

compounding the first membrane body on the upper side of the first low-mucosa;

cutting a first hole-shaped structure on the first film body and the first low-viscosity film through a circular knife die cutting process, and cutting a first block-shaped structure on the first film body through the circular knife die cutting process; wherein the first hole-shaped structure on the first membrane body is positioned in the middle of the first block-shaped structure;

taking corresponding hole wastes in the first hole-like structure away from below through the second low-adhesive film;

and taking away the outer frame waste of the first film body from the upper part to obtain the first semi-finished product.

3. The die-cutting process of the composite sheet with the screen according to claim 1, wherein a second film body and a screen are sequentially compounded on a release film and die-cut through a circular knife die-cutting process to form a second sheet structure on the second film body and the screen and to remove the second film body and the screen from the rest of the waste materials except the second sheet structure to obtain a second semi-finished product;

the method comprises the following steps:

compounding the second film body on a release film;

cutting a second hole-shaped structure on the second film body by a circular knife die cutting process, and removing hole waste corresponding to the second hole-shaped structure;

compounding the silk screen on the second membrane body;

cutting a second blocky structure on the silk screen and the second film body by a circular knife die cutting process; wherein the second hole-shaped structure on the second membrane body is positioned in the middle of the second block-shaped structure;

and removing the waste materials of the silk screen and the outer frame of the second film body to obtain the second semi-finished product.

4. The die cutting process of the composite sheet with silk screen according to claim 1, wherein the fourth semi-finished product is compounded with a carrier tape to obtain a fifth semi-finished product,

the method comprises the following steps:

compounding the carrier tape on the third low-adhesive film;

die-cutting the carrier tape by a circular knife die-cutting process to form a knife-printing structure and a boundary structure, and removing frame waste;

inverting the third low-adhesive film to place the carrier tape under the third low-adhesive film;

and compounding the carrier tape and the third low-viscosity film to the fourth semi-finished product, and enabling the knife-mark structures on the carrier tape to correspond to the second sheet structures one by one to obtain a fifth semi-finished product.

5. The die cutting process of the composite sheet with silk screen according to the claim 1, characterized in that, the first low adhesive film on the fifth semi-finished product is removed and rolled,

the method comprises the following steps:

removing the first low-viscosity film and the third low-viscosity film to obtain a sixth semi-finished product;

and winding the sixth semi-finished product, and adding separation paper on one side of the sixth semi-finished product, which is far away from the carrier tape, in the winding process.

6. The utility model provides a take cross cutting of silk screen composite sheet to produce line which characterized in that includes:

the first working station group comprises a first compound die-cutting working station and a first waste discharge mechanism, and the first compound die-cutting working station and the first waste discharge mechanism are arranged along the advancing path of the first low-viscosity film and the first film body; the first compound die-cutting station is used for compounding and circular knife die-cutting the first low-adhesive film and the first film body so as to form a first sheet structure on the first film body, and the first waste discharge mechanism is used for discharging waste materials so as to obtain a first semi-finished product; wherein the first semi-finished product comprises the first low-profile adhesive film and the first sheet structure thereon;

7. The die cutting line of composite webbed sheets of claim 6, wherein: the first composite die-cutting station comprises a first knife roll and a lower roll, the first knife roll can be matched with the lower roll to compound the first film body on the first low-viscosity film, a first knife edge and a second knife edge are arranged on the surface of the first knife roll, the first knife edge is used for forming a first block-shaped structure on the first film body, the second knife edge is used for forming a first hole-shaped structure on the first film body and the first low-viscosity film, and the first hole-shaped structure on the first film body is located in the middle of the first block-shaped structure.

8. The die cutting line of composite webbed sheet of claim 7, wherein: the first waste discharging mechanism comprises a first waste discharging mechanism, the first waste discharging mechanism comprises a first waste discharging winding roller, a first compound station and a first waste discharging winding roller, the first waste discharging winding roller is used for discharging a second low-viscosity film, the first compound station is located on the front side of the first compound die-cutting station and is used for compounding the second low-viscosity film on the lower side of the first low-viscosity film, and the first waste discharging winding roller is used for winding the second low-viscosity film penetrating through the first compound die-cutting station so as to discharge corresponding hole waste in the first hole-shaped structure.

9. The die cutting line of composite webbed sheet of claim 7, wherein: the first waste discharge mechanism further comprises a first waste discharge frame mechanism, the first waste discharge frame mechanism comprises a second waste discharge winding-off roller, a second compound station and a second waste discharge winding-off roller, the second waste discharge winding-off roller is used for discharging a first waste discharge adhesive tape, the second compound station is arranged on the rear side of the first compound die-cutting station and is used for compounding the first waste discharge adhesive tape on the upper side of the first film body, and the second waste discharge winding-off roller is arranged on the rear side of the second compound station and is used for winding the first waste discharge adhesive tape adhered with frame waste.

10. The die cutting line of composite webbed sheets of claim 6, wherein: the third working station group comprises a plurality of second three-roll stations and a third waste discharge mechanism, the second three-roll stations comprise upper rolls, middle rolls and lower rolls, and carrier band forming lines are formed between the upper rolls and the middle rolls of the second three-roll stations; in the carrier tape forming line, one upper roller can be matched with the middle roller to compound the carrier tape on a third low-adhesive film, and the other upper roller can be matched with the middle roller to perform circular knife die cutting on the carrier tape so as to form a knife print structure and a boundary structure by die cutting on the carrier tape; the third waste discharge mechanism is used for discharging carrier tape waste; a middle roller at the end of the carrier tape forming line can be used for turning over the third low-viscosity film so that the carrier tape is positioned below the third low-viscosity film and enters between the middle roller and a corresponding lower roller; and the lower roller and the middle roller of the second three-roller station are matched for compounding the third low-adhesive film, the carrier band and the fourth semi-finished product, and the knife print structures correspond to the second sheet structures one to one so as to obtain a fifth semi-finished product.