CN218557827U - Thick bottom bottle mold forming mechanism and injection-drawing blow molding mold - Google Patents
Thick bottom bottle mold forming mechanism and injection-drawing blow molding mold Download PDFInfo
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- CN218557827U CN218557827U CN202222709952.3U CN202222709952U CN218557827U CN 218557827 U CN218557827 U CN 218557827U CN 202222709952 U CN202222709952 U CN 202222709952U CN 218557827 U CN218557827 U CN 218557827U
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Abstract
The utility model discloses a thick base bottle mould forming mechanism, notes draw blow molding mould, wherein, a thick base bottle mould forming mechanism contains: the injection molding device comprises a plastic injection shell, wherein an injection molding cavity is arranged inside the plastic injection shell, and an injection molding opening is formed in the bottom of the plastic injection shell and is communicated with the injection molding cavity; the lip die is arranged at the top of the injection molding shell; the clamping sleeve is connected with the injection molding shell and the lip die; one end of the injection core penetrates through the lip die and is inserted into the injection molding cavity, and a cooling water core is arranged in the injection core; and the fixed pressure applying module is connected with the injection core, the cooling water core and the lip die. The utility model discloses a pressure of notes core, the core of annotating is in the position of lowest in the effect lower bottom end of pressure, and bottle base bottom 2 is less than about 4mm this moment, and is a lot of thinner than the base body, can cool off fast. After the bottle blank glue is filled, the injection core is slowly moved upwards along with the continuous holding of the injection pressure, the newly injected glue is continuously cooled in the moving process, the blank bottom of the bottle blank is cooled in a layering mode, the required demoulding and blow molding temperature is reached, and finally the bottom thickness can reach 8-12mm.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to thick end bottle mould forming mechanism, notes draw blow molding mould.
Background
At present, a cosmetic container bottle comprises a glass bottle and a plastic bottle, the glass bottle is thick and heavy, the bottom of the bottle can be thick, the bottle looks very high, a plurality of existing plastic bottles replace the glass bottle, and the plastic bottle is good in light transmission, not fragile and low in energy consumption. Although the body of a plastic bottle can be made thick, it is difficult to make the bottom thick.
Because the injection-stretch-blow one-step production process firstly injects the bottle blank, and then utilizes the waste heat of the material glue during injection to blow the bottle, if the bottom of the bottle blank is very thick (thicker than the blank body), the cooling and demolding are difficult, because if the glue position of the thick bottom is cooled in place, the thin part of the bottle blank body is overcooled and is not suitable for blow molding, and the insufficient cooling of the thick bottom can cause demolding failure.
The plastic bottle can also be produced by blow molding by a two-step method, wherein the two-step method comprises the steps of firstly injection molding a bottle blank, cooling to normal temperature, and then externally heating to soften the bottle blank so as to blow mold the bottle. However, the difficulty of heating a thick bottle blank with a thickness of 5 to 12mm is high in the two-step method, namely the heating to be softened and the blowing are too high in energy consumption and rejection rate.
Disclosure of Invention
According to the embodiment of the utility model provides a thick end bottle mould forming mechanism contains:
the injection molding shell is internally provided with an injection molding cavity, the bottom of the injection molding shell is provided with an injection molding opening, and the injection molding opening is communicated with the injection molding cavity;
the lip die is arranged at the top of the injection molding shell;
the clamping sleeve is connected with the injection molding shell and the lip die;
one end of the injection core penetrates through the lip die and is inserted into the injection molding cavity, and a cooling water core is arranged in the injection core;
and the fixed pressure applying module is connected with the injection core, the cooling water core and the lip die and is used for fixing the injection core and applying pressure to the injection core.
Further, the fixed pressing module includes:
the fixing component is connected with the injection core and the cooling water core and is used for fixing the injection core;
and the pressure applying assembly is connected with the fixing assembly and the lip die and is used for applying pressure to the injection core.
Further, the fixing member includes:
the injection core fixing plate is sleeved at the other end of the injection core and is fixedly connected with the injection core;
the fixed backing plate, fixed backing plate set up annotate the core fixed plate, annotate the top of core, are equipped with import and export on the fixed backing plate, import and the entrance point intercommunication of cooling water core, export and the exit end intercommunication of cooling water core, fixed backing plate links to each other with the subassembly of exerting pressure.
Furthermore, the top surfaces of the injection core and the injection core fixing plate are positioned on the same horizontal plane.
Further, the pressing assembly includes:
the core injection outer sleeve is sleeved on the core injection, and the bottom end of the core injection outer sleeve is abutted against the lip die;
the outer sleeve fixing plate is sleeved on the core injection outer sleeve;
the outer sleeve backing plate is sleeved on the injection core and connected with the outer sleeve fixing plate, and the outer sleeve backing plate is positioned between the injection core fixing plate and the outer sleeve fixing plate;
the supporting plate is connected with the top of the outer sleeve backing plate;
the spring is arranged between the fixed backing plate and the supporting plate;
and the guide assembly is connected with the fixed base plate and the supporting plate and used for guiding.
Further, the guide assembly includes:
the guide groove is formed in the fixed base plate;
one end of the guide rod is connected with the supporting plate, and the other end of the guide rod penetrates through the spring and is inserted into the guide groove.
Further, the top surfaces of the outer sleeve fixing plate and the core injection outer sleeve are positioned on the same horizontal plane.
Further, the method also comprises the following steps:
the lip die fixing plate is sleeved on the lip die;
the injection molding shell base plate is arranged at the bottom of the injection molding shell and is provided with a communication port, and the communication port is opposite to the injection molding port;
the shell fixed plate moulds plastics, and the shell fixed plate cover of moulding plastics is established on the mould shell of moulding plastics, and the shell fixed plate of moulding plastics sets up between lip mould fixed plate and the shell backing plate of moulding plastics, forms the cooling chamber between the shell fixed plate of moulding plastics and the shell of moulding plastics, and the outside bottom and the top of the shell fixed plate of moulding plastics are equipped with water inlet and delivery port respectively.
According to the utility model discloses still another embodiment provides an injection drawing blow molding mould, contains thick end bottle mould forming mechanism.
According to the utility model discloses thick end bottle mould forming mechanism, the present case is through giving pressure of notes core, and the core of annotating is in the lowest position in the effect lower bottom end of pressure, and bottle base bottom 2 is about 4mm this moment, and is a lot of thinner than the base body, can cool off rapidly. After the bottle blank glue is filled, the injection core is slowly moved upwards along with the continuous holding of the injection pressure, the newly injected glue is continuously cooled in the moving process, the blank bottom of the bottle blank is cooled in a layered mode, the required demolding and blow molding temperature is reached, and finally the thickness of the bottom of the bottle blank can reach 8-12mm.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.
Drawings
Fig. 1 is a structural diagram of a thick bottom bottle mold forming mechanism according to the present invention when a spring is not contracted.
Fig. 2 is a state structure diagram of the thick bottom bottle mold forming mechanism when the spring contracts according to the embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and the present invention will be further explained.
First, a thick bottom bottle mold forming mechanism according to an embodiment of the present invention will be described with reference to fig. 1 to 2, which is used for cooling a product during injection molding, and the application scenario is wide.
As shown in fig. 1 to 2, the thick bottom bottle mold forming mechanism of the embodiment of the present invention has a plastic injection molding shell 1, a lip mold 2, a clamping sleeve 3, an injection core 4 and a fixed pressing module.
Specifically, as shown in fig. 1 to 2, an injection molding cavity 12 is arranged inside the injection molding housing 1, an injection molding port 11 is arranged at the bottom of the injection molding housing 1, the injection molding port 11 is communicated with the injection molding cavity 12, and the injection molding cavity 12 is filled with the glue through the injection molding port 11.
Specifically, as shown in fig. 1 to 2, a lip mold 2 is arranged at the top of an injection molding shell 1, the lip mold 2 is used for forming a bottle mouth of a bottle blank, and a clamping sleeve 3 is connected with the injection molding shell 1 and the lip mold 2 and used for fixing the injection molding shell 1 and the lip mold 2.
Specifically, as shown in fig. 1 to 2, one end of the injection core 4 penetrates through the lip mold 2 and is inserted into the injection molding cavity 12, a cooling water core 41 is arranged in the injection core 4, the injection core 4 is used for matching with the injection molding cavity 12, a gap between the injection core 4 and the injection molding cavity 12 is a shape of a molded bottle blank, and the cooling water core 41 is used for circularly conveying a cooling medium to further mold and cool the bottle blank.
Specifically, as shown in fig. 1 to 2, the fixing and pressing module is connected to the core 4, the cooling water core 41, and the lip mold 2, and is configured to fix the core 4 and press the core 4. The fixed pressing module comprises: a fixing component and a pressure component. The fixing component is connected with the injection core 4 and the cooling water core 41 and is used for fixing the injection core 4; the pressing component is connected with the fixing component and the lip die 2 and is used for pressing the injection core 4.
Further, as shown in fig. 1 to 2, the fixing component includes: a core injection fixing plate 511 and a fixing backing plate 512. The injection core fixing plate 511 is sleeved at the other end of the injection core 4 and is fixedly connected with the injection core 4; the fixed base plate 512 is arranged at the top of the injection core fixing plate 511 and the injection core 4, an inlet 5121 and an outlet 5122 are arranged on the fixed base plate 512, the inlet 5121 is communicated with the inlet end of the cooling water core 41, the outlet 5122 is communicated with the outlet end of the cooling water core 41, the fixed base plate 512 is connected with a spring 525 and a guide component in the pressing component, and the inlet 5121 and the outlet 5122 are used for realizing the input and output of a cooling medium.
Further, as shown in fig. 1 to 2, the top surfaces of the injection core 4 and the injection core fixing plate 511 are on the same horizontal plane, so that the flatness of the fixing base plate 512 during installation is improved.
Further, as shown in fig. 1 to 2, the pressing member includes: a core-injection jacket 521, a jacket fixing plate 522, a jacket backing plate 523, a bracing plate 524, a spring 525 and a guide component. The core injection jacket 521 is sleeved on the core injection 4, the bottom end of the core injection jacket 521 is abutted against the lip die 2 (positioning in a taper fit manner), and a core injection positioning ring 5211 is further arranged between the core injection jacket 521 and the core injection 4 and used for positioning the core injection 4 to vertically move up and down; the outer sleeve fixing plate 522 is sleeved on the core injection outer sleeve 521, and a limiting edge is arranged on the outer sleeve fixing plate 522 and used for limiting the installation of the core injection outer sleeve 521; the outer sleeve base plate 523 is sleeved on the injection core 4, the outer sleeve base plate 523 is connected with the outer sleeve fixing plate 522, and the outer sleeve base plate 523 is positioned between the injection core fixing plate 511 and the outer sleeve fixing plate 522; the bracing plate 524 is connected with the top of the outer sleeve backing plate 523; a spring 525 is provided between the fixed pad plate 512 and the supporting plate 524 for pressing the injection core 4 by its own elastic force; the guide assembly is connected with the fixed backing plate 512 and the supporting plate 524 for guiding the movement of the injection core 4, the injection core fixing plate 511 and the fixed backing plate.
Further, as shown in fig. 1 to 2, the guide assembly includes: guide slot 526 and guide rod 527. The guide groove 526 is formed on the fixed base plate 512; the one end of guide bar 527 links to each other with fagging 524, and the other end of guide bar 527 runs through spring 525 and inserts in the guide way 526, and when spring 525 compressed or compressed and reset, guide bar 527 can carry out elevating movement in guide way 526 to realize the effect of direction.
Further, as shown in fig. 1 to 2, the top surfaces of the outer sleeve fixing plate 522 and the core injection outer sleeve 521 are located on the same horizontal plane, so that the flatness of the outer sleeve pad 523 during installation is improved.
Further, as shown in fig. 1 to 2, the thick bottom bottle mold forming mechanism according to the embodiment of the present invention further includes: a lip mold fixing plate 61, an injection molded case backing plate 62, and an injection molded case fixing plate 63. The lip die fixing plate 61 is sleeved on the lip die 2; the injection molding shell base plate 62 is arranged at the bottom of the injection molding shell 1, a communication port 621 is formed in the injection molding shell base plate 62, and the communication port 621 is arranged opposite to the injection molding port 11; the cover of the injection molding shell fixing plate 63 is arranged on the injection molding shell 1, the injection molding shell fixing plate 63 is arranged between the lip mold fixing plate 61 and the injection molding shell base plate 62, a cooling cavity 631 is formed between the injection molding shell fixing plate 63 and the injection molding shell 1, a water inlet 632 and a water outlet 633 are respectively arranged at the bottom and the top of the outer side of the injection molding shell fixing plate 63, cooling water is injected into the cooling cavity 631 through the water inlet 632, cooling and heat exchange are carried out on the material glue in the injection molding shell 1, and the cooling water after heat exchange is discharged from the water outlet 633.
When the bottle blank cooling device is used, glue is conveyed into the injection molding cavity 12 through the injection molding port 11, the spring 525 is not compressed at the moment, the lower bottom end of the injection core 4 under the elastic action of the spring 525 is at the lowest position, the bottom of the bottle blank 6 is about 2 to 4mm and is much thinner than the blank body, and the bottle blank cooling device can realize speed cooling. After the gap between the injection core 4 and the injection molding cavity 12 is filled with the glue, the injection molding pressure is slowly greater than the elastic force of the spring 525 along with the continuous holding of the injection molding pressure, the injection core 4, the injection core fixing plate 511 and the fixing plate backing plate are slowly moved upwards, the newly injected glue is continuously cooled in the moving process, the effect of cooling the blank bottom of the bottle blank 6 in a layering manner is realized, the required thickness of 8-12mm is reached, and the thick glue can reach the temperature of demolding and blow molding.
As shown in fig. 1 to 2, according to the thick bottom bottle mold forming mechanism of the embodiment of the present invention, a pressure is applied to the injection core, and the lower bottom end of the injection core under the action of the pressure is at the lowest position, at this time, the bottom of the bottle preform is about 2 to 4mm, which is much thinner than the preform body, and can be rapidly cooled. After the bottle blank glue is filled, the injection core is slowly moved upwards along with the continuous holding of the injection pressure, and the newly injected glue is continuously cooled in the moving process, so that the blank bottom of the bottle blank is cooled in a layered manner, and the required thickness and the demoulding and blow molding temperature are reached.
According to the utility model discloses still another embodiment provides an injection drawing blow molding mould, contains thick end bottle mould forming mechanism, can let the mould in the cooling forming time, realizes at the bottom of the base of layering cooling bottle base 6, reaches the temperature that we need bottom thickness and drawing of patterns and blowing.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (9)
1. The utility model provides a thick end bottle mould forming mechanism which characterized in that contains:
the injection molding device comprises a plastic injection molding shell, wherein an injection molding cavity is arranged inside the plastic injection molding shell, an injection molding port is arranged at the bottom of the plastic injection molding shell, and the injection molding port is communicated with the injection molding cavity;
the lip die is arranged at the top of the injection molding shell;
the clamping sleeve is connected with the injection molding shell and the lip die;
one end of the injection core penetrates through the lip die and is inserted into the injection molding cavity, and a cooling water core is arranged in the injection core;
and the fixed pressure applying module is connected with the injection core, the cooling water core and the lip die and is used for fixing the injection core and applying pressure to the injection core.
2. The mold forming mechanism for thick-bottom bottles according to claim 1, wherein said fixed pressing module comprises:
the fixing component is connected with the injection core and the cooling water core and is used for fixing the injection core;
and the pressure applying assembly is connected with the fixing assembly and the lip die and is used for applying pressure to the injection core.
3. The mold forming mechanism for thick-bottom bottles according to claim 2, wherein said fixing member comprises:
the core injection fixing plate is sleeved at the other end of the core injection and is fixedly connected with the core injection;
the fixed backing plate is arranged on the top of the injection core fixed plate, an inlet and an outlet are arranged on the fixed backing plate, the inlet is communicated with the inlet end of the cooling water core, the outlet is communicated with the outlet end of the cooling water core, and the fixed backing plate is connected with the pressing assembly.
4. The mold forming mechanism for thick-bottom bottles according to claim 3, wherein the top surfaces of the injection core and the injection core fixing plate are on the same horizontal plane.
5. The mold forming mechanism for thick-bottom bottles according to claim 3, wherein said pressing assembly comprises:
the core injection outer sleeve is sleeved on the core injection, and the bottom end of the core injection outer sleeve is abutted against the lip die;
the outer sleeve fixing plate is sleeved on the core injection outer sleeve;
the outer sleeve base plate is sleeved on the injection core and connected with the outer sleeve fixing plate, and the outer sleeve base plate is positioned between the injection core fixing plate and the outer sleeve fixing plate;
the supporting plate is connected with the top of the outer sleeve base plate;
the spring is arranged between the fixed base plate and the supporting plate;
and the guide assembly is connected with the fixed base plate and the supporting plate and used for guiding.
6. The mold forming mechanism for thick-bottom bottles according to claim 5, wherein said guide assembly comprises:
the guide groove is formed in the fixed base plate;
and one end of the guide rod is connected with the supporting plate, and the other end of the guide rod penetrates through the spring and is inserted into the guide groove.
7. The mold forming mechanism for thick-bottom bottles according to claim 5, wherein the top surfaces of the jacket fixing plate and the core-injecting jacket are located on the same horizontal plane.
8. The mold forming mechanism for thick-bottom bottles according to claim 1, further comprising:
the lip die fixing plate is sleeved on the lip die;
the injection molding shell base plate is arranged at the bottom of the injection molding shell and is provided with a communication port, and the communication port is opposite to the injection molding port;
the casing fixed plate of moulding plastics, it establishes to mould the casing fixed plate mould plastics on the casing to annotate, the casing fixed plate of moulding plastics sets up lip mould fixed plate with mould plastics between the casing backing plate, mould plastics the casing fixed plate with mould plastics and form the cooling chamber between the casing, the outside bottom and the top of the casing fixed plate of moulding plastics are equipped with water inlet and delivery port respectively.
9. An injection stretch blow molding die, comprising the thick-bottomed bottle mold forming mechanism according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222709952.3U CN218557827U (en) | 2022-10-14 | 2022-10-14 | Thick bottom bottle mold forming mechanism and injection-drawing blow molding mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222709952.3U CN218557827U (en) | 2022-10-14 | 2022-10-14 | Thick bottom bottle mold forming mechanism and injection-drawing blow molding mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218557827U true CN218557827U (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222709952.3U Active CN218557827U (en) | 2022-10-14 | 2022-10-14 | Thick bottom bottle mold forming mechanism and injection-drawing blow molding mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218557827U (en) |
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2022
- 2022-10-14 CN CN202222709952.3U patent/CN218557827U/en active Active
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