CN221339426U - Improve mould structure of thimble seal impression - Google Patents
Improve mould structure of thimble seal impression Download PDFInfo
- Publication number
- CN221339426U CN221339426U CN202323363618.8U CN202323363618U CN221339426U CN 221339426 U CN221339426 U CN 221339426U CN 202323363618 U CN202323363618 U CN 202323363618U CN 221339426 U CN221339426 U CN 221339426U
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- plate
- fixing
- injection molding
- thimble
- assembly
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- 238000001746 injection moulding Methods 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 238000007723 die pressing method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method 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 die structure for improving thimble marks, which comprises a rear seat plate and a front die core, wherein support plates are arranged on the left side and the right side of the upper end of the rear seat plate, the front die core is arranged at the upper end of the rear die core, a front carrier plate is arranged at the upper end of the front die core, a front base plate is arranged at the upper end of the front carrier plate, an injection molding assembly is arranged at the middle part of the upper end of the front seat plate in a penetrating way, a die cavity is arranged at the lower end of the injection molding assembly, a demoulding assembly is arranged at the inner side of the support plate, and a locking assembly is arranged at the upper end of the support plate in a penetrating way. This improve mould structure of thimble impression compares with current mould structure, can realize effectively breaking away from through drawing of patterns subassembly, simultaneously because ejecting structure and the lower extreme contact surface of finished product spare are wider, the condition that produces the impression when avoiding using the thimble appears, has reduced the cost of production, does not produce the skew when effectively having guaranteed the moulding-die through fixed subassembly, promotes the quality of product.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a die structure for improving thimble marks.
Background
The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and precise dimensions. Injection molding is a processing method used in mass production of parts with complex shapes, and specifically refers to injecting a heated and melted material into a mold cavity under high pressure, and cooling and solidifying the material to obtain a formed product.
As disclosed in the publication CN214645410U, a thimble die is disclosed, and in use, the device comprises: a bottom plate; the bottom template is embedded with a detachable bottom die; the detachable top die is embedded in the top die plate, and a die cavity is formed between the top die and the bottom die; the ejector plate is connected to the bottom plate and is provided with an ejector pin which can penetrate through the bottom die and extend into the die cavity. According to the ejector pin die provided by the utility model, during demolding, the ejector pin is separated from the bottom die, the ejector pin on the ejector pin plate moves towards the die cavity to eject the injection molding finished product from the die cavity, so that automatic demolding is realized, the bottom die and the ejector pin are detachably nested in the bottom die plate and the ejector die plate, when other dies are required to be produced, only the bottom die and the ejector pin are required to be replaced and then installed in the bottom die plate and the ejector die plate, the bottom die and the ejector pin can be freely replaced for production, the structure is simple, and the production cost is reduced.
Above-mentioned in, this mould is carrying out when the drawing of patterns, and ejector pin and die block separation, ejector pin on the ejector pin board is ejecting in the finished product of moulding plastics follow the die cavity towards the die cavity motion, because carry out the drawing of patterns through the ejector pin to the mould surface, can lead to the fact the thimble to seal, cause the cost to rise, production efficiency is low, can bring the product deformation when ejecting more, to above-mentioned condition, now provides a mould structure of improvement thimble impression.
Disclosure of utility model
The present utility model is directed to a mold structure for improving the imprint of a thimble, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a improve mould structure of thimble impression, includes back bedplate and front mould benevolence, the backup pad is all installed to the upper end left and right sides of back bedplate, and the back mould benevolence is installed to the upper end of backup pad, the front mould benevolence is installed in the upper end of back mould benevolence, and the front carrier plate is installed to the upper end of front mould benevolence, the front padding plate is installed to the upper end of front carrier plate, and the front bedplate is installed to the upper end of front padding plate, the upper end middle part of front bedplate runs through and installs the subassembly of moulding plastics, and the die cavity is installed to the lower extreme of moulding plastics the subassembly, the drawing of patterns subassembly is installed to the inboard of backup pad, the locking subassembly is installed in the upper end penetration of backup pad.
Further, the injection molding assembly comprises an injection molding opening and a runner, and the runner is arranged at the lower end of the injection molding opening.
The raw materials are injected through the injection molding opening.
Further, the demoulding assembly comprises a first push plate, a first ejector block and a second push plate, wherein the first ejector block is arranged on the left side and the right side of the upper end of the first push plate, and the second push plate is arranged outside the first ejector block.
Further, the demoulding assembly further comprises a second ejector block and a return spring, the second ejector block is mounted in the middle of the upper end of the second push plate, and the return springs are mounted on the left side and the right side of the upper end of the second push plate.
Further, the locking assembly comprises a rotary bolt and a clamping groove, and the clamping groove is arranged outside the rotary bolt.
The first ejector block which is in driving connection with the push plate is pushed by the air cylinder to move upwards, so that the workpiece and the rear die core are separated, the second ejector block is simultaneously driven to move upwards by the push plate II at the upper end of the push plate I, the reset spring is contracted, the rotary bolt at the outer side of the support plate is inserted into the clamping grooves at the left side and the right side of the push plate II for fixing, and the formed workpiece is demolded by pulling the push plate I backwards.
Further, the left and right sides of back mould benevolence all installs fixed subassembly, and fixed subassembly includes fixed block and dead lever, the inside of fixed block runs through and installs the dead lever.
Further, the fixed subassembly still includes fixed snap ring and notch, fixed snap ring is installed to the upper end externally mounted of dead lever, and the notch is installed to fixed snap ring's right side front end.
The fixed block on the left side and the right side of the rear die core is internally fixed with a fixed rod, the upper end of the fixed rod extends to the left side and the right side of the front base plate, and the fixed rod is fixed by the fixed clamping rings on the left side and the right side of the fixed rod, so that no deviation is generated during die pressing, and the quality of products is improved.
Compared with the prior art, the utility model has the beneficial effects that: the product can be effectively separated through the demolding assembly, meanwhile, the lower end contact surface of the ejection structure and the finished product piece is wider, the occurrence of the condition of generating an impression when the ejector pin is used is avoided, the production cost is reduced, the pressing mold is effectively ensured to be free from offset through the fixing assembly, and the quality of the product is improved.
1. According to the utility model, the first ejector block which is in driving connection with the push plate is pushed by the air cylinder to move upwards, so that the workpiece and the rear mold core are separated, the second ejector block at the upper end of the first ejector plate drives the second ejector block upwards at the same time, the reset spring is contracted, the rotary bolt at the outer side of the supporting plate is inserted into the clamping grooves at the left side and the right side of the second ejector plate to fix the workpiece, and the first ejector plate is pulled backwards to enable the formed workpiece to be demolded.
2. According to the utility model, the fixing rods are fixedly arranged in the fixing blocks at the left side and the right side of the rear die core, the upper ends of the fixing rods extend to the left side and the right side of the front backing plate, and then the fixing rods are fixed through the fixing clamping rings at the left side and the right side of the front backing plate, so that no deviation is generated during die pressing, and the quality of products is improved.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of a mold structure for improving the imprint of a thimble according to the present utility model;
FIG. 2 is a schematic perspective view of a fixing assembly of a mold structure for improving the imprint of a thimble according to the present utility model;
FIG. 3 is a schematic view of a partial perspective view of a stripper assembly of a mold structure for improving the imprint of a thimble according to the present utility model.
FIG. 4 is a right side view of a mounting assembly of a mold structure for improving the imprint of a thimble according to the present utility model;
FIG. 5 is a schematic top view of a mold structure for improving the imprint of a thimble according to the present utility model.
In the figure: 1. a rear seat plate; 2. a support plate; 3. a rear mold core; 4. a front mold core; 5. a front carrier plate; 6. a front pad; 7. a front seat plate; 8. an injection molding assembly; 801. an injection molding port; 802. a flow passage; 9. a demolding assembly; 901. a pushing plate I; 902. a first ejector block; 903. a pushing plate II; 904. a second ejector block; 905. a return spring; 10. a mold cavity; 11. a locking assembly; 1101. rotating the bolt; 1102. a clamping groove; 12. a fixing assembly; 1201. a fixed block; 1202. a fixed rod; 1203. a fixed snap ring; 1204. notch.
Detailed Description
As shown in fig. 1, 3 and 5, a mold structure for improving a thimble mark comprises a rear seat plate 1 and a front mold core 4, wherein a support plate 2 is arranged at the left side and the right side of the upper end of the rear seat plate 1, the rear mold core 3 is arranged at the upper end of the support plate 2, the front mold core 4 is arranged at the upper end of the rear mold core 3, a front carrier plate 5 is arranged at the upper end of the front mold core 4, a front backing plate 6 is arranged at the upper end of the front carrier plate 5, a front seat plate 7 is arranged at the upper end of the front backing plate 6, an injection molding assembly 8 is arranged in the middle of the upper end of the front seat plate 7 in a penetrating manner, a mold cavity 10 is arranged at the lower end of the injection molding assembly 8, a demolding assembly 9 is arranged at the inner side of the support plate 2 in a penetrating manner, a locking assembly 11 is arranged at the upper end of the support plate 2, the injection molding assembly 8 comprises an injection molding opening 801 and a runner 802, the lower end of the injection molding opening 801 is provided with a runner 802, the demolding assembly 9 comprises a push plate 901, a first ejector block 902 and a second push plate 903, the left and right sides of the upper end of the first push plate 901 are provided with a first push block 902, the outside of the first push block 902 is provided with a second push plate 903, the demoulding assembly 9 further comprises a second push block 904 and a return spring 905, the middle part of the upper end of the second push plate 903 is provided with the second push block 904, the left and right sides of the upper end of the second push plate 903 are provided with the return spring 905, the locking assembly 11 comprises a rotary bolt 1101 and a clamping groove 1102, the outside of the rotary bolt 1101 is provided with the clamping groove 1102, the first push plate 901 is pushed by a cylinder to drive the connected first push block 902 to move upwards so as to separate a workpiece from a rear mould core 3, the second push plate 903 at the upper end of the first push plate 901 drives the second push block 904 upwards, the return spring 905 is contracted, the rotary bolt 1101 at the outer side of the support plate 2 is inserted into the clamping groove 1102 at the left and right sides of the second push plate 903 to fix, and the formed workpiece is demoulded by pulling the first push plate 901 backwards, as the contact surface between the ejection structure and the lower end of the finished product piece is wider, the occurrence of the condition of generating an impression when the ejector pin is used is avoided, and the production cost is reduced.
As shown in fig. 1, 2 and 4, the left and right sides of the rear mold core 3 are provided with fixing components 12, and the fixing components 12 comprise fixing blocks 1201 and fixing rods 1202, the fixing blocks 1201 are internally and internally provided with fixing rods 1202 in a penetrating manner, the fixing components 12 further comprise fixing snap rings 1203 and notches 1204, the fixing snap rings 1203 are externally arranged at the upper ends of the fixing rods 1202, the notches 1204 are arranged at the front ends of the right sides of the fixing snap rings 1203, the fixing rods 1202 are fixedly arranged inside the fixing blocks 1201 at the left and right sides of the rear mold core 3, the upper ends of the fixing rods 1202 extend to the left and right sides of the front backing plate 6, and the fixing rods 1202 are fixed through the fixing snap rings 1203 at the left and right sides of the rear mold core, so that no deviation is generated during compression molding, and the quality of products is improved.
In summary, when the mold structure for improving the thimble mark is used, firstly, fixing rods 1202 are fixedly installed inside fixing blocks 1201 on the left side and the right side of a rear mold core 3, the upper ends of the fixing rods 1202 extend to the left side and the right side of a front backing plate 6, then the fixing rods 1202 are fixed through fixing clamping rings 1203 on the left side and the right side of the fixing rods 1202, no deviation is generated during molding, raw materials are injected through injection molding openings 801, when demolding is performed, the front mold core 4, a front carrier plate 5, a front backing plate 6 and a front seat plate 7 are removed, a first pushing plate 901 is pushed by a cylinder to drive a connected first pushing plate 902 to move upwards, a workpiece and a rear mold core 3 are separated, a second pushing plate 903 on the upper end of the first pushing plate 901 drives a second pushing plate 904 upwards at the same time, a reset spring 905 is contracted, a rotary plug 1101 on the outer side of the supporting plate 2 is inserted into clamping grooves 1102 on the left side and the right side of the second pushing plate 903, and then demolding is completed by pulling the first pushing plate 901 backwards, and the working principle of the mold structure for improving the thimble mark is achieved.
Claims (7)
1. The utility model provides a improve mould structure of thimble impression, includes back bedplate (1) and front mould benevolence (4), its characterized in that, backup pad (2) are all installed to the upper end left and right sides of back bedplate (1), and back mould benevolence (3) are installed to the upper end of backup pad (2), front mould benevolence (4) are installed in the upper end of back mould benevolence (3), and front load board (5) are installed to the upper end of front mould benevolence (4), front padding plate (6) are installed to the upper end of front padding plate (5), and front padding plate (7) are installed to the upper end middle part of front padding plate (6), injection molding subassembly (8) are installed in the upper end middle part of front padding plate (7), and mould cavity (10) are installed to the lower extreme of injection molding subassembly (8), drawing of patterns subassembly (9) are installed to the inboard of backup pad (2), locking subassembly (11) are installed in the upper end penetration of backup pad (2).
2. The mold structure for improving the imprint of the ejector pin according to claim 1, wherein the injection molding assembly (8) comprises an injection molding opening (801) and a runner (802), and the runner (802) is installed at the lower end of the injection molding opening (801).
3. The mold structure for improving the imprint of ejector pins according to claim 1, wherein the demolding assembly (9) comprises a first pushing plate (901), a first pushing block (902) and a second pushing plate (903), wherein the first pushing plate (901) is provided with the first pushing block (902) on the left side and the right side of the upper end, and the second pushing plate (903) is arranged outside the first pushing block (902).
4. The mold structure for improving the ejector pin impression according to claim 3, wherein the demolding assembly (9) further comprises a second ejector block (904) and a return spring (905), the second ejector block (904) is mounted in the middle of the upper end of the second pushing plate (903), and the return springs (905) are mounted on the left side and the right side of the upper end of the second pushing plate (903).
5. The mold structure for improving a thimble impression according to claim 1, wherein the locking assembly (11) includes a rotary pin (1101) and a locking groove (1102), and the locking groove (1102) is installed at the outside of the rotary pin (1101).
6. The mold structure for improving the thimble impression according to claim 1, wherein the fixing assemblies (12) are mounted on the left side and the right side of the rear mold core (3), the fixing assemblies (12) comprise fixing blocks (1201) and fixing rods (1202), and the fixing rods (1202) are mounted inside the fixing blocks (1201) in a penetrating manner.
7. The mold structure for improving a thimble impression according to claim 6, wherein the fixing assembly (12) further comprises a fixing snap ring (1203) and a notch (1204), the fixing snap ring (1203) is externally mounted to an upper end of the fixing rod (1202), and the notch (1204) is mounted to a right front end of the fixing snap ring (1203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323363618.8U CN221339426U (en) | 2023-12-08 | 2023-12-08 | Improve mould structure of thimble seal impression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323363618.8U CN221339426U (en) | 2023-12-08 | 2023-12-08 | Improve mould structure of thimble seal impression |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221339426U true CN221339426U (en) | 2024-07-16 |
Family
ID=91844451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323363618.8U Active CN221339426U (en) | 2023-12-08 | 2023-12-08 | Improve mould structure of thimble seal impression |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221339426U (en) |
-
2023
- 2023-12-08 CN CN202323363618.8U patent/CN221339426U/en active Active
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