CN113459176A

CN113459176A - Stripping equipment for preventing reverse stripping

Info

Publication number: CN113459176A
Application number: CN202110898281.7A
Authority: CN
Inventors: 唐浩成; 俞志超; 钱健
Original assignee: Sichuan Zhanxin Adhesive Material Co ltd
Current assignee: Sichuan Zhanxin Adhesive Material Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-10-01
Anticipated expiration: 2041-08-05
Also published as: CN113459176B

Abstract

The invention relates to the technical field of circular knife die cutting, in particular to a peeling device for preventing reverse separation, comprising a peeling device, a second peeling lower assembly, a first circular knife machine device and a second circular knife machine device. The composite material of the invention can rely on its own release film bending stress, so that the composite material in the peeled material and the release film can be pre-layered, the peeling force of the original release film of the composite material is lighter, and the composite material can be peeled off. It is peeled off from the release film and does not produce the beneficial effect of delamination.

Description

Stripping equipment for preventing reverse stripping

Technical Field

The invention relates to the technical field of circular knife die cutting, in particular to stripping equipment for preventing reverse stripping.

Background

The OCA is a layer of special double-sided adhesive without base material for gluing transparent optical elements (such as lenses, etc.), and the upper and lower layers of release films are respectively arranged, generally the upper release film is also called light release film, and the lower release film is also called heavy release film.

The stripping off device who commonly uses generally is circular knife cross cutting machine, and prior art's circular knife cross cutting machine is in by the material about compound OCA's course of working, need peel off from the type membrane from the material, if by the material take off from the type membrane that the power of taking off is greater than OCA heavy from the type membrane adhesion, peel off by the material and can appear OCA body and heavily leave the phenomenon of type membrane separation from the type membrane, this kind of anti-type phenomenon can lead to the production line to stop the line, unable production.

Therefore, it is necessary to design a new stripping apparatus for preventing reverse release for composite die cutting of OCA and other materials with release film.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the technical defect of reverse release peeling in the composite die cutting of the OCA and other materials with release films in the prior art.

In order to solve the technical problem, the invention provides stripping equipment for preventing reverse stripping, which comprises a stripping device, a second stripping lower assembly, a first circular cutter device and a second circular cutter device;

the stripping device comprises an upper stripping component and a lower stripping component which are of symmetrical structures, the upper stripping component comprises a first round roller and a stripping knife, the first round roller is connected with the stripping knife, two ends of the first round roller are mounted on the first round knife device, the lower stripping component comprises a second round roller and a first support axle center, two ends of the second round roller are connected with the first support axle center, the first support axle center is mounted on the first round knife device, when the stripping device works, the highest point of the stripping knife is in contact connection with the highest point of the second round roller, a stripped material is placed at the connection position of the two, and the connection ensures that a certain downward pressure can be applied to the stripping position;

the second is peeled off down the subassembly and is included third circle roller and second support axle center, third circle roller both ends are connected second support axle center, second support axle center is installed on the second circular knife machine device, during operation, the second circle roller with the horizontal axis that the centre of a circle was crossed to the third circle roller is parallel to each other, the third circle roller provides a vertical decurrent traction force for the second circle roller to guarantee simultaneously that peel off the angle position and be greater than 90.

In one embodiment of the invention, the peeling knife comprises a slope surface and a non-slope surface, and the non-slope surface of the peeling knife is perpendicular to the horizontal axis passing through the center of the circle of the second round roller.

In one embodiment of the invention, the blade point comprising the stripping knife is rounded.

In one embodiment of the invention, the stripping knife is provided with a scratch-proof piece.

In one embodiment of the invention, the second round roller is provided with foam.

In one embodiment of the invention, the stripper upper assembly is included, and the stripper upper assembly further comprises a first connecting piece and a second connecting piece, wherein the first connecting piece is connected with the first round roller and the stripping knife, and the second connecting piece is connected with the first round roller and the first round knife device.

In one embodiment of the invention, the first peel-down assembly is included, and the first peel-down assembly further includes a third link connecting the second circular roller and the first circular knife device.

In one embodiment of the invention, the second peel-down assembly is included, and the second peel-down assembly further includes a fourth link connecting the third circular roller and the second circular knife device.

In one embodiment of the invention, bearings are provided at both end faces including the second and third round rollers.

In an embodiment of the present invention, the first circular knife machine device is included, and the first circular knife machine device includes a first circular knife machine tool apron, a first circular knife machine support, a first fixing member, a first rubber roller and a second rubber roller, the first circular knife machine support is disposed on the first circular knife machine tool apron, the first fixing member, the first rubber roller and the second rubber roller are disposed on the first circular knife machine support, the first fixing member connects the first circular roller and a first support shaft center, and a peeled material is placed between the first rubber roller and the second rubber roller when the apparatus is in operation.

Compared with the prior art, the technical scheme of the invention has the following advantages:

the blade of the stripping knife is in contact connection with the highest point of the second round roller when the device works, a certain downward pressure can be applied to the stripping part by the connecting structure, and the composite material is pre-layered with the release film in the stripped material by means of the bending stress of the release film; meanwhile, the third round roller provides a vertical downward traction force for the second round roller, the stripping angle position is more than 90 degrees, the downward traction force can realize that the composite material can be stripped from the release film, and the phenomenon of delamination of the OCA attached to the composite material is prevented. By using the device, the composite material can be pre-layered with the release film by means of the bending stress of the release film, so that the original release film of the attached composite material has lighter peeling force and does not delaminate.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which

Fig. 1 is a general structural view of a peeling apparatus of the reverse-type prevention of the present invention.

FIG. 2 is a structural view of a peeling device of the peeling apparatus for preventing the reverse type according to the present invention.

FIG. 3 is a view showing a structure of a peeling upper assembly of the peeling apparatus of the reverse-type prevention type according to the present invention.

Fig. 4 is a structural view of a first peeling lower assembly of the peeling apparatus of the reverse-type prevention of the present invention.

FIG. 5 is a structural view of a second peeling lower assembly of the peeling apparatus of the reverse-preventing type according to the present invention.

Fig. 6 is a partially enlarged schematic view at a on fig. 1.

Fig. 7 is a structural view of a first circular cutter device of the peeling apparatus of the reverse-type prevention of the present invention.

Fig. 8 is a structural view of a second circular cutter device of the peeling apparatus of the reverse-type prevention of the present invention.

The specification reference numbers indicate: 1. a peeling device; 11. stripping the upper assembly; 111. a first round roller; 112. stripping; 113. a first connecting member; 114. a second connecting member; 12. a first peel-down assembly; 121. a second round roller; 122. a first bracket axis; 123. a third connecting member; 2. a second stripped lower assembly; 21. a third round roller; 22. the axle center of the second bracket; 23. a fourth connecting member; 3. a first circular cutter device; 31. a first circular cutter machine tool apron; 32. a first circular cutting machine support; 33. a first fixing member; 34. a first drive shaft; 35. a first rubber roller; 36. a second rubber roller; 37. a first press block set; 38. a first compression screw assembly; 39. a first drive gear set; 4. a second circular cutter device; 41. a second circular knife machine knife holder; 42. a second circular knife machine support; 43. a second fixing member; 44. a second drive shaft; 45. a third rubber roller; 46. a fourth rubber roller; 47. a second press block set; 48. a second compression screw assembly; 49. a second drive gear set; 5. an anti-scratch member; 6. soaking cotton; 7. a guide assembly; 71. a first guide member; 72. a second guide member; 73. a third guide member; 8. and (4) reeling the pipe.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

The invention provides a stripping device for preventing reverse type, which comprises a stripping device 1, a second stripping lower assembly 2, a first circular cutter device 3 and a second circular cutter device 4.

Referring to fig. 7, in an embodiment of the present invention, the first circular knife apparatus 3 includes a first circular knife holder 31, a first circular knife holder support 32, a first fixing member 33, a first driving shaft 34, a first rubber roller 35, a second rubber roller 36, a first press block group 37, a first press screw assembly 38 and a first transmission gear group 39, the first circular knife holder 31 is provided with the first circular knife holder 32, the first circular knife holder 32 is provided with the first fixing member 33, the first driving shaft 34, the first rubber roller 35 and the second rubber roller 36, the first fixing member 33 is connected to the first circular knife 111 and the first holder axis 122 for connecting the peeling upper assembly 11 and the first peeling lower assembly 12 of the peeling apparatus 1, the first driving shaft 34 is connected to a driving source, preferably, the driving source is a driving motor, which is not limited by this, one end of the first circular knife holder 32 near the first circular knife holder 31 is provided with the first driving shaft 34, the connection mode is fixed connection, and can be bolt connection, welding or riveting, the other end of the first circular knife machine bracket 32 far away from the first circular knife machine knife holder 31 is provided with a second rubber roller 36, a first rubber roller 35 is arranged between a first driving shaft 34 and the second rubber roller 36, the connection of the first rubber roller 35 and the second rubber roller 36 can be detachable threaded connection, when the equipment works, a stripped material is placed between the first rubber roller 35 and the second rubber roller 36, the first rubber roller 35 and the second rubber roller 36 mainly drive the material to move, meanwhile, a power source device is arranged behind the first circular knife machine device 3 to provide a main traction force, the same end of the first driving shaft 34, the first rubber roller 35 and the second rubber roller 36 is provided with a first transmission gear set 39, the number of the gears is at least three, the three gears are respectively arranged on three shafts, the connection parts of the second rubber roller 36 and the two ends of the first circular knife machine bracket 32, a first pressing block group 37 is arranged, a first compression screw assembly 38 is arranged on the first pressing block group 37, and 3 shafts are fixed to enable the transmission gears to be meshed more tightly.

Referring to fig. 8, in an embodiment of the present invention, the structure of the second circular knife apparatus 4 may refer to the first circular knife apparatus 3, the second circular knife apparatus 4 includes a second circular knife holder 41, a second circular knife support 42, a second fixing member 43, a second driving shaft 44, a third rubber roller 45, a fourth rubber roller 46, a second press block group 47, a second press screw assembly 48 and a second transmission gear group 49, the second circular knife holder 41 is provided with the second circular knife support 42, the second circular knife support 42 is provided with the second fixing member 43, the second driving shaft 44, the third rubber roller 45 and the fourth rubber roller 46, the second fixing member 43 is connected to the second support shaft center 22, the second driving shaft 44 is connected to a driving source, preferably, the driving source is selected, the present invention is not limited thereto, the second driving shaft 44 is installed at one end of the second circular knife support 42 close to the second circular knife holder 41, the connection mode is fixed connection, and can be bolt connection, welding or riveting, the other end of the second circular knife machine bracket 42 far away from the second circular knife machine knife holder 41 is provided with a fourth rubber roller 46, a third rubber roller 45 is arranged between a second driving shaft 44 and the fourth rubber roller 46, the connection between the third rubber roller 45 and the fourth rubber roller 46 can be detachable threaded connection, when the equipment works, a stripped material is placed between the third rubber roller 45 and the fourth rubber roller 46, the third rubber roller 45 and the fourth rubber roller 46 mainly drive the material to move, meanwhile, a power source device is arranged behind the second circular knife machine device 4 to provide a main traction force, the same end of the second driving shaft 44, the third rubber roller 45 and the fourth rubber roller 46 is provided with a second transmission gear set 49, the number of the gears is at least three, the three gears are respectively arranged on three shafts, the second pressing block group 47 is arranged at the joint of the fourth rubber roller 46 and the two ends of the second circular knife machine support 42, a second pressing screw component 48 is arranged on the second pressing block group 47, and 3 shafts are fixed to enable the transmission gears to be meshed more tightly.

Referring to fig. 1, in the embodiment of the present invention, the peeling apparatus 1 is installed at both ends of a first circular cutter support 32, the second peeling lower assembly 2 is installed at both ends of a second circular cutter support 42, and the first circular cutter holder 31 and the second circular cutter holder 41 are placed on the ground at equal levels.

Referring to fig. 2-4, in the embodiment of the present invention, the peeling apparatus 1 includes an upper peeling assembly 11 and a lower peeling assembly 12 having a symmetrical structure, the upper peeling assembly 11 includes a first round roller 111, a peeling knife 112, a first connecting member 113 and a second connecting member 114, preferably, the peeling knife 112 may be made of steel, the present invention is not limited thereto, the knife edge is chamfered, so as to prevent the surface of the material from being scratched during the production process, and at the same time, to further prevent the surface of the material from being scratched, the peeling knife 112 is provided with a scratch-proof member 5, preferably, the scratch-proof member 5 is made of an adhesive tape, the non-adhesive surface of the adhesive tape needs to be smooth, hardly adhere any substance, have good adhesion resistance, prevent the surface of the adhesive tape from adsorbing foreign substances to scratch the composite material, avoid the surface of the composite material from being uneven, and the adhesive surface needs to be firmly adhered to metal, and hardly fall off, and have a long service life, finally, the teflon adhesive tape is integrally stuck on two surfaces of the peeling knife 112, the width of the teflon adhesive tape exceeds the width of the peeled composite material, the first connecting piece 113 connects the first round roller 111 and the peeling knife 112, the second connecting piece 114 connects the first round roller 111 and the first fixing piece 33, so that the peeling upper assembly 11 is installed on the first round knife device 3, preferably, the connection mode is a detachable screw connection, the first round roller 111 can freely adjust the angle position of the peeling knife 112 taking the first round roller as the radius through a first connecting piece 113, a second connecting piece 114 can fix the first round roller 111, and the position of the radius of the first fixing piece 33 can be freely adjusted without detaching the whole bracket, the first fixing pieces 33 are symmetrically distributed on the first circular cutting machine bracket 32, the connection is detachable through a threaded bolt, so that the installation and maintenance work of the equipment by workers is facilitated; the first stripping lower assembly 12 comprises a second round roller 121, a first bracket axis 122 and a third connecting piece 123, preferably, the surface of the second round roller 121 is sand-blasted to be smooth and free from concave-convex feeling, the second round roller 121 is provided with foam 6, two ends of the second round roller are connected with the first bracket axis 122, the foam 6 with the thickness of 1mm is attached to the whole round roller surface and is penetrated by the axis, two end surfaces of the second round roller 121 are provided with bearings which can rotate freely, the first bracket axis 122 is connected with a first fixing piece 33 through the third connecting piece 123, the third connecting piece 123 can fix the first bracket axis 122 and can freely adjust the position of the second round roller 121 with the radius without detaching the whole bracket, preferably, the connecting mode is detachable threaded connection, the first fixing pieces 33 are symmetrically distributed on the first round cutter bracket 32, the connection is detachable threaded bolt connection, the installation and maintenance work of the equipment by workers is facilitated; specifically, the upper stripping assembly 11 is mounted on the lower stripping assembly 12, and when the apparatus is in operation, the blade of the stripping knife 112 is in contact connection with the highest point of the second round roller 121, and the non-slope surface is perpendicular to the horizontal axis passing through the center of the circle of the second round roller 121.

Referring to fig. 5, in the embodiment of the present invention, the second peeling off lower assembly 2 having a symmetrical structure includes a third round roller 21, a second frame axle 22 and a fourth connecting member 23, the surface of the third round roller 21 is sand-blasted to be smooth and free from unevenness, both ends of the third round roller 21 are connected to the second frame axle 22, both end faces of the third round roller 21 are provided with bearings, the second bracket axle center 22 is connected with the second fixing piece 43 through the fourth connecting piece 23, the fourth connecting piece 23 can fix the second bracket axle center 22 and can freely adjust the position of the third round roller 21 taking the second bracket axle center as the radius without dismounting the integral bracket, preferably, the connection mode is detachable screw connection, the second fixing pieces 43 are symmetrically distributed on the second circular cutter machine bracket 42, the connection here adopts the detachable connection of screw bolt, makes things convenient for the installation maintenance work of staff to this equipment.

Referring to fig. 6, in the embodiment of the present invention, when the apparatus is in operation, a material to be peeled is placed at a connection between a blade of the peeling knife 112 and the second round roller 121, and the connection ensures that a certain downward pressure can be applied at the peeling position, and simultaneously, by using the buffer performance of the foam 6, the composite material is pre-delaminated between the composite material in the material to be peeled and the release film by virtue of the bending stress of the release film itself, the horizontal axes of the second round roller 121 and the third round roller 21 passing through the center of the circle are parallel to each other, the material to be peeled is placed on the third round roller 21, the third round roller 21 provides a vertical downward traction force for the second round roller 121, and simultaneously, the position of the peeling angle is ensured to be greater than 90 °, the downward traction force can realize peeling of the composite material from the release film, when the apparatus is used, the composite material can be pre-delaminated between the composite material in the material to be peeled and the release film by virtue of the bending stress of the release film itself, the original release film of the pasted composite material has lighter peeling force and does not generate the delamination phenomenon.

Referring to fig. 1, in the embodiment of the present invention, when the OCA is attached to the foam and the carrier tape, the light release film is removed from the OCA double-sided tape, the first guide member 71 carries the foam to be attached, and the second guide member 72 carries the carrier tape to be attached. The whole device is provided with a driving source which drives the first driving shaft 34, the second driving shaft 44 and the winding pipe 8 to rotate, and simultaneously the first rubber roller 35 and the second rubber roller 36 start to roll, and the attached composite material moves into the first circular cutter device 3. After being peeled by the peeling device 1, the foam release film is rolled by the rolling pipe 8 through the third guiding element 73, and the bonded composite material enters the second circular cutter device 4 through the second peeling lower assembly 2. The second driving shaft 44 rotates, and simultaneously the third rubber roller 45 and the fourth rubber roller 46 start to roll, so as to drive the laminated composite material to enter the next process.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. a peeling device for preventing reverse release, it is characterized in that: comprise peeling device, the second peeling lower assembly, the first circular knife machine device and the second circular knife machine device;

The peeling device includes a peeling upper assembly and a first peeling lower assembly with a symmetrical structure, the peeling upper assembly includes a first round roller and a peeling knife, the first round roller is connected to the peeling knife, and the first round roller is connected to the peeling knife. Both ends of the roller are installed on the first circular knife machine device, the first peeling lower assembly includes a second circular roller and a first support shaft, and both ends of the second circular roller are connected to the first support shaft The center of the first bracket is installed on the first circular knife machine device. When the equipment is working, the blade of the peeling knife is in contact with the highest point of the second round roller, and the material to be peeled is placed in the The connection between the two, and the connection should ensure that a certain down pressure can be applied at the peeling place;

The second peeling lower assembly includes a third round roller and a second bracket axis, both ends of the third round roller are connected to the second bracket axis, and the second bracket axis is mounted on the second bracket. On the knife machine device, when working, the horizontal axis of the second round roller and the third round roller passing through the center of the circle are parallel to each other, and the third round roller provides a vertical downward traction force for the second round roller, and at the same time Ensure that the peeling angle position is greater than 90°.

2 . The peeling device for preventing reverse separation according to claim 1 , wherein the peeling knife comprises a sloped surface and a non-slope surface, and its non-slope surface and the second round roller pass through the center of the circle. 3 . The horizontal axis is vertical.

3 . The peeling device for preventing reverse separation according to claim 1 or 2 , wherein the edge of the peeling knife is rounded. 4 .

4 . The peeling device for preventing reverse separation according to claim 1 or 2 , wherein an anti-scratch piece is arranged on the peeling knife. 5 .

5 . The peeling device for preventing reverse release according to claim 1 , wherein foam cotton is arranged on the second round roller. 6 .

6 . The peeling device of claim 1 , wherein the peeling upper assembly further comprises a first connecting piece and a second connecting piece, and the first connecting piece is connected to the first connecting piece. 7 . A round roller and a peeling knife, and the second connecting piece connects the first round roller and the first round knife machine device.

7 . The peeling device for preventing reverse release according to claim 1 , wherein the first peeling lower assembly further comprises a third connecting piece, and the third connecting piece is connected to the second round roller. 8 . And the first circular knife machine device.

8 . The peeling device for preventing reverse release according to claim 1 , wherein the second peeling lower assembly further comprises a fourth connecting piece, and the fourth connecting piece is connected to the third round roller. 9 . And the second circular knife machine device.

9 . The peeling device for preventing reverse separation according to claim 1 , wherein bearings are provided on both end surfaces of the second round roller and the third round roller. 10 .

10. A peeling device for preventing reverse release according to claim 1, wherein the first circular cutter device comprises a first circular cutter holder, a first circular cutter support, a first fixed cutter A first rubber roller and a second rubber roller, the first round knife holder is provided with the first round knife holder, and the first round knife holder is provided with the first fixing member, The first rubber roller and the second rubber roller, the first fixing member is connected to the first round roller and the axis of the first bracket, when the equipment is working, the first rubber roller and the second rubber roller are placed between stripped material.