CN220242143U - Retraction mechanism for plastic forming die - Google Patents
Retraction mechanism for plastic forming die Download PDFInfo
- Publication number
- CN220242143U CN220242143U CN202321893485.2U CN202321893485U CN220242143U CN 220242143 U CN220242143 U CN 220242143U CN 202321893485 U CN202321893485 U CN 202321893485U CN 220242143 U CN220242143 U CN 220242143U
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- slot
- arc
- arc plate
- plate
- board
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- 239000004033 plastic Substances 0.000 title claims abstract description 16
- 229920003023 plastic Polymers 0.000 title claims abstract description 16
- 238000003780 insertion Methods 0.000 claims description 28
- 230000037431 insertion Effects 0.000 claims description 28
- 238000010137 moulding (plastic) Methods 0.000 claims description 11
- 238000000465 moulding Methods 0.000 description 6
- 238000005266 casting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a retraction mechanism for a plastic forming die, which relates to the technical field of dies and comprises a first arc plate and a second arc plate, wherein one end of the first arc plate is provided with a first slot, the other end of the first arc plate is provided with a third slot, one end of the second arc plate, which is close to the first slot, is provided with a second slot, one end of the second arc plate, which is close to the third slot, is provided with a fourth slot, a first retraction assembly is arranged between the first slot and the second slot, and a second retraction assembly is arranged between the third slot and the fourth slot. This a mechanism of shrinking in for plastic forming die, the first subassembly that contracts that third arc board, first inserted block and second inserted block are constituteed is taken out between first arc board and the second arc board, and the second subassembly that contracts that fourth arc board, third inserted block and fourth inserted block are constituteed simultaneously is taken out between first arc board and the second arc board, avoids the difficult condition of drawing of patterns of plastic in the mould.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a shrinking mechanism for a plastic molding mold.
Background
The shaping mould, also called a mould, is a mould which is produced in proportion to the shape and structure of the object, and the material is made into a tool of a certain shape by means of pressing or pouring.
The structure of the mold is diversified according to different types and performances of plastics, shapes and structures of plastic products, types of injection machines and the like, but the basic structure is consistent, namely the mold mainly comprises a pouring system, a molding part, an exhaust system, a temperature control system and an ejection system, but the condition that molded plastic parts are difficult to demould in the mold easily occurs, and the production efficiency is reduced. The retraction mechanism is gradually applied to the plastic molding die, but the design of the retraction mechanism is different according to different products, so that a retraction mechanism is required to be proposed to improve the demolding efficiency.
Therefore, it is necessary to provide a retraction mechanism for a plastic molding die to solve the problem of demolding efficiency.
Disclosure of Invention
The utility model aims to provide a retraction mechanism for a plastic molding die, so as to improve the demolding efficiency.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mechanism of shrinking for plastic forming die, includes first arc board and second arc board, first arc board and second arc board are symmetrical distribution, first slot has been seted up to the one end of first arc board, the third slot has been seted up to the other end of first arc board, first slot and third slot all distribute along the direction of height of first arc board, the second slot has been seted up to the one end that the second arc board is close to first slot, the fourth slot has been seted up to the one end that the second arc board is close to the third slot, second slot and fourth slot all distribute along the direction of height of second arc board, be provided with first shrink subassembly between first slot and the second slot, be provided with the second shrink subassembly between third slot and the fourth slot.
Preferably, the first retraction assembly comprises a third arc plate, a first insertion block and a second insertion block, wherein the first insertion block is inserted into the first slot, the second insertion block is inserted into the second slot, and the third arc plate is fixedly connected between the first insertion block and the second insertion block.
Preferably, the first insert block, the second insert block, the first slot and the second slot are all in a T-shaped structure.
Preferably, the second retraction assembly comprises a fourth arc plate, a third insertion block and a fourth insertion block, wherein the third insertion block is inserted into the third slot, the fourth insertion block is inserted into the fourth slot, and the fourth arc plate is fixedly connected between the third insertion block and the fourth insertion block.
Preferably, the third plug, the fourth plug, the third slot and the fourth slot are all in a T-shaped structure.
Preferably, one side of third arc board dorsad fourth arc board is provided with first splint, one side of fourth arc board dorsad third arc board is provided with the second splint, first splint and second splint all are arc-shaped structure, the one side that first splint and second splint are close to each other is the concave surface, the first extension board of the equal fixedly connected with in both ends of first splint, the equal fixedly connected with second extension board in both ends of second splint, homonymy first extension board passes through mounting fastening connection with the second extension board.
Preferably, the first arc plate and the second arc plate are all fixedly connected with pull rods on the faces away from each other, and the third arc plate and the fourth arc plate are all fixedly connected with handles on the faces away from each other.
The beneficial technical effects of the utility model are as follows:
after molding, the first retraction assembly formed by the third arc plate, the first insertion block and the second insertion block is pulled out from the space between the first arc plate and the second arc plate, and the second retraction assembly formed by the fourth arc plate, the third insertion block and the fourth insertion block is pulled out from the space between the first arc plate and the second arc plate, so that the condition that the molding is difficult to demould in the mold is avoided, and the product demoulding efficiency is realized.
Drawings
FIG. 1 is a schematic view of a retracting mechanism for a plastic forming mold according to the present utility model.
FIG. 2 is a schematic view of a first arc plate and a second arc plate according to the present utility model.
FIG. 3 is a schematic view of a third arc plate and a fourth arc plate according to the present utility model.
In the figure: 1. a first arc plate; 2. a second arc plate; 3. a third arc plate; 4. a fourth arc plate; 5. a first slot; 6. a first plug; 7. a second slot; 8. a second insert block; 9. a third slot; 10. a third insert block; 11. a fourth slot; 12. a fourth insert block; 13. a pull rod; 14. a handle; 15. a first clamping plate; 16. a second clamping plate; 17. a first support plate; 18. a second support plate; 19. and a fixing piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, the present utility model provides a retraction mechanism for a plastic molding mold, which is particularly suitable for cylindrical plastic parts, and may be configured in other configurations when in specific use. The device comprises a first arc plate 1 and a second arc plate 2, wherein the first arc plate 1 and the second arc plate 2 are symmetrically distributed. The first slot 5 has been seted up to the one end of first arc board 1, and the third slot 9 has been seted up to the other end of first arc board 1, and first slot 5 and third slot 9 all distribute along the direction of height of first arc board 1. The second slot 7 has been seted up to the one end that second arc board 2 is close to first slot 5, and the fourth slot 11 has been seted up to the one end that second arc board 2 is close to third slot 9, and second slot 7 and fourth slot 11 all distribute along the direction of height of second arc board 2. A first retraction assembly is arranged between the first slot 5 and the second slot 7, the first retraction assembly is assembled between the first arc plate 1 and the second arc plate 2, and after the plastic part is molded, the first retraction assembly is pulled out from between the first arc plate 1 and the second arc plate 2. The second retraction assembly is arranged between the third slot 9 and the fourth slot 11, the second retraction assembly is opposite to the first retraction assembly, the first retraction assembly is assembled between the first arc plate 1 and the second arc plate 2, after a plastic part is formed, the first retraction assembly is pulled out from the space between the first arc plate 1 and the second arc plate 2, and the situation that the plastic part is difficult to demould in a die is avoided.
When specifically arranged, the first retraction assembly comprises a third arc plate 3, a first insertion block 6 and a second insertion block 8. The first inserting block 6 is inserted into the first slot 5, the second inserting block 8 is inserted into the second slot 7, and the third arc plate 3 is fixedly connected between the first inserting block 6 and the second inserting block 8. Before casting, the first insert 6 is aligned with the first slot 5, the second insert 8 is aligned with the second slot 7, and the third arc plate 3 is pressed downwards, so that the first arc plate 1, the second arc plate 2 and the third arc plate 3 are assembled.
In order to improve the connection stability of the first arc plate 1, the second arc plate 2 and the third arc plate 3, the first inserting block 6, the second inserting block 8, the first inserting groove 5 and the second inserting groove 7 are all in a T-shaped structure.
When the arc plate is specifically arranged, the second inward shrinking assembly comprises a fourth arc plate 4, a third inserting block 10 and a fourth inserting block 12, the third inserting block 10 is inserted into the third inserting groove 9, the fourth inserting block 12 is inserted into the fourth inserting groove 11, and the fourth arc plate 4 is fixedly connected between the third inserting block 10 and the fourth inserting block 12. Before casting, the third insert block 10 is aligned with the third slot 9, the fourth insert block 12 is aligned with the fourth slot 11, and the fourth arc plate 4 is pressed downwards, so that the first arc plate 1, the second arc plate 2 and the fourth arc plate 4 are assembled.
In order to improve the connection stability of the first arc plate 1, the second arc plate 2 and the fourth arc plate 4, the third inserting block 10, the fourth inserting block 12, the third inserting groove 9 and the fourth inserting groove 11 are all in a T-shaped structure.
The side of the third arc plate 3 facing away from the fourth arc plate 4 is provided with a first clamping plate 15, and the side of the fourth arc plate 4 facing away from the third arc plate 3 is provided with a second clamping plate 16. The first clamping plate 15 and the second clamping plate 16 are arc-shaped structures, and one surface of the first clamping plate 15 and one surface of the second clamping plate 16, which are close to each other, are concave surfaces. The both ends of first splint 15 all fixedly connected with first extension board 17, the both ends of second splint 16 all fixedly connected with second extension board 18, homonymy first extension board 17 passes through mounting 19 fastening connection with second extension board 18. The fixing member 19 may be selected from a latch, a screw, etc. according to the requirement of the molding work. The first support plate 17 and the second support plate 18 can also be fixed without fixing pieces 19 according to actual requirements.
When the plastic part forming device is particularly used, the first clamping plate 15 and the second clamping plate 16 surround the first arc plate 1, the second arc plate 2, the third arc plate 3 and the fourth arc plate 4, so that the stability of the plastic part forming is improved.
One side of the first arc plate 1, which is away from the second arc plate 2, is fixedly connected with a pull rod 13, and the pull rod 13 is arranged so as to control the positions of the first arc plate 1 and the second arc plate 2 conveniently. When necessary, the handles 14 are fixedly connected to the faces, away from each other, of the third arc plate 3 and the fourth arc plate 4, and the handles 14 are arranged, so that the third arc plate 3 and the fourth arc plate 4 can be pulled conveniently, and the die can be detached.
After molding, the first retraction assembly formed by the third arc plate, the first insertion block and the second insertion block is pulled out from the space between the first arc plate and the second arc plate, and the second retraction assembly formed by the fourth arc plate, the third insertion block and the fourth insertion block is pulled out from the space between the first arc plate and the second arc plate, so that the condition that the molding is difficult to demould in the mold is avoided, and the product demoulding efficiency is realized.
Claims (7)
1. The utility model provides a mechanism of shrinking for plastic forming die, includes first arc board (1) and second arc board (2), its characterized in that: the novel arc-shaped lamp comprises a first arc plate (1) and a second arc plate (2), wherein the first arc plate (1) and the second arc plate (2) are symmetrically distributed, a first slot (5) is formed in one end of the first arc plate (1), a third slot (9) is formed in the other end of the first arc plate (1), the first slot (5) and the third slot (9) are distributed along the height direction of the first arc plate (1), a second slot (7) is formed in one end, close to the first slot (5), of the second arc plate (2), a fourth slot (11) is formed in one end, close to the third slot (9), of the second arc plate (2), the second slot (7) and the fourth slot (11) are distributed along the height direction of the second arc plate (2), and a first inward shrinkage component is arranged between the first slot (5) and the second slot (7); the first inward shrinking assembly comprises a third arc plate (3), a first inserting block (6) and a second inserting block (8), wherein the first inserting block (6) is inserted into the first inserting groove (5), the second inserting block (8) is inserted into the second inserting groove (7), and the third arc plate (3) is fixedly connected between the first inserting block (6) and the second inserting block (8).
2. The retraction mechanism for a plastic molding die according to claim 1 wherein: the first inserting block (6), the second inserting block (8), the first inserting groove (5) and the second inserting groove (7) are of T-shaped structures.
3. The retraction mechanism for a plastic molding die according to claim 1 wherein: the novel socket is characterized in that a second retraction assembly is arranged between the third slot (9) and the fourth slot (11), the second retraction assembly comprises a fourth arc plate (4), a third insertion block (10) and a fourth insertion block (12), the third insertion block (10) is inserted into the third slot (9), the fourth insertion block (12) is inserted into the fourth slot (11), and the fourth arc plate (4) is fixedly connected between the third insertion block (10) and the fourth insertion block (12).
4. A retraction mechanism for a plastic molding die according to claim 3 wherein: the third inserting block (10), the fourth inserting block (12), the third inserting groove (9) and the fourth inserting groove (11) are all in T-shaped structures.
5. A retraction mechanism for a plastic molding die according to claim 3 wherein: one side of third arc board (3) dorsad fourth arc board (4) is provided with first splint (15), one side of fourth arc board (4) dorsad third arc board (3) is provided with second splint (16), first splint (15) all are arc-shaped structure with second splint (16), the one side that first splint (15) and second splint (16) are close to each other is the sunk surface.
6. The retraction mechanism for a plastic molding die according to claim 5 wherein: the two ends of the first clamping plate (15) are fixedly connected with a first supporting plate (17), and the two ends of the second clamping plate (16) are fixedly connected with a second supporting plate (18).
7. A retraction mechanism for a plastic molding die according to claim 3 wherein: the utility model discloses a handle, including first arc board (1), second arc board (2), handle (14), pull rod (13) are all fixedly connected with to the one side that first arc board (1) and second arc board (2) deviate from each other, one side that third arc board (3) and fourth arc board (4) deviate from each other is all fixedly connected with handle (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321893485.2U CN220242143U (en) | 2023-07-18 | 2023-07-18 | Retraction mechanism for plastic forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321893485.2U CN220242143U (en) | 2023-07-18 | 2023-07-18 | Retraction mechanism for plastic forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220242143U true CN220242143U (en) | 2023-12-26 |
Family
ID=89230907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321893485.2U Active CN220242143U (en) | 2023-07-18 | 2023-07-18 | Retraction mechanism for plastic forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220242143U (en) |
-
2023
- 2023-07-18 CN CN202321893485.2U patent/CN220242143U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215500 No. 1, Baimao KangBo South Road, Guli Town, Changshu City, Suzhou City, Jiangsu Province Patentee after: Suzhou Xinyuetong Precision Mold Co.,Ltd. Country or region after: China Address before: Building No. 6, Building 011, No. 189 Xingke Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province, 215300 Patentee before: Kunshan Xinyuetong Precision Mold Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |