CN220242256U - Rubber connects angle mould draws material to improve structure - Google Patents
Rubber connects angle mould draws material to improve structure Download PDFInfo
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- CN220242256U CN220242256U CN202321909535.1U CN202321909535U CN220242256U CN 220242256 U CN220242256 U CN 220242256U CN 202321909535 U CN202321909535 U CN 202321909535U CN 220242256 U CN220242256 U CN 220242256U
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- upper die
- feeding
- die
- runner
- sub
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- 239000000463 material Substances 0.000 title claims abstract description 56
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000006872 improvement Effects 0.000 claims description 5
- 239000002699 waste material Substances 0.000 abstract description 19
- 238000004513 sizing Methods 0.000 abstract description 9
- 238000004140 cleaning Methods 0.000 abstract description 6
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000004073 vulcanization Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an improved structure of a rubber corner die pulling material, and relates to the technical field of rubber dies; the device comprises a lower die and an upper die, wherein the lower die is fixed on a workbench, and the upper die is positioned above the lower die; the upper die comprises a first upper die and a second upper die; the upper die I is provided with a main feeding runner which is penetrated up and down, and the bottom wall of the upper die I is detachably connected with a pulling head protruding out of the bottom surface of the upper die I; the top surface of the upper die II is detachably and hermetically connected with the bottom surface of the upper die I; a pre-runner is formed on the top surface of the upper die II, and the feeding end of the pre-runner is communicated with the discharging end of the main feeding runner; the upper die II is provided with a split feeding runner which is communicated up and down; the feeding end of the sub-feeding flow channel is communicated with the discharging end of the pre-flow channel, and the end head of the pulling head is sunk into the feeding end of the sub-feeding flow channel; the utility model has simple structure, can occupy a certain runner space by sinking the pull head into the runner of the feeding end of the sub-feeding runner, reduces the use of sizing materials, effectively saves the cost and is convenient for cleaning waste materials.
Description
Technical Field
The utility model relates to the technical field of rubber molds, in particular to an improved structure of a rubber corner die pulling material.
Background
A mold, a variety of molds and tools for industrially producing the desired product by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping, etc.; in the process of processing the automobile sealing strip, there are a plurality of processes for gluing all part structures together or injecting various complex structures, and finally, the process is completed in an angle joint die by using an injection molding machine, all part structures needing angle joint are positioned in the angle joint die, after the die is closed, the angle joint rubber is injected into the die by the injection molding machine, and then is taken out after heating, vulcanization and shaping.
In the rubber corner die, corner joint rubber materials are sent to all material injection openings through flow channels, the rubber materials in the flow channels become waste materials after being heated and vulcanized, and after the heating and vulcanization are finished, the die is opened to take out the waste materials; the existing angle connecting mould is provided with a material pulling head structure which is recessed into the upper mould, as shown in figure 1, the runner material in the lower mould can be pulled out of the mould during mould opening, so that the material pulling head is convenient to take out by hand, the material pulling head can rapidly realize the pulling and cleaning of waste materials, but the quantity of the material injecting openings of the injection connecting moulds of various structures is different according to different requirements, like glass wool groove sealing strips, two three connecting angles are respectively arranged on the front door and the rear door, certain waste materials can exist in the material pulling head of the recessed mould in the angle connecting process, unnecessary waste of sizing materials is caused, and meanwhile, the phenomenon of incomplete cleaning exists.
Therefore, how to provide an improved structure of rubber corner die pulling material, which has simple structure and can save raw materials while being easy to clean waste materials, is a problem to be solved by the person skilled in the art.
Disclosure of Invention
In view of the above, the present utility model provides an improved structure of rubber corner die drawing material, which aims to solve the above technical problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the rubber corner die material pulling improved structure comprises a lower die and an upper die, wherein the lower die is fixed on a workbench, and the upper die is positioned above the lower die; the upper die comprises:
a first upper die; the upper die I is provided with a main feeding runner which is penetrated up and down, and the bottom wall of the upper die I is detachably connected with a pulling head protruding out of the bottom surface of the upper die I;
an upper die II; the top surface of the upper die II is detachably and hermetically connected with the bottom surface of the upper die I; a pre-runner is formed in the top surface of the second upper die, and the feeding end of the pre-runner is communicated with the discharging end of the main feeding runner; the upper die II is provided with a split feeding runner which is communicated up and down; the feeding end of the sub-feeding runner is communicated with the discharging end of the pre-runner, and the end of the pull head is sunk into the feeding end of the sub-feeding runner.
According to the technical scheme, in the improved rubber corner die pulling structure, the pulling head protruding out of the bottom surface of the upper die I is detachably connected to the bottom wall of the upper die I, when the upper die I and the upper die II are in a die clamping state, the pulling head corresponds to the feeding end of the sub-feeding flow channel, the end of the pulling head is sunk into the sub-feeding flow channel, a certain flow channel space is occupied, the use of sizing materials is saved, and waste materials are reduced to a certain extent; meanwhile, when the first upper die and the second upper die are in the die opening state after the corner vulcanization is completed, the material pulling head pulls out the waste materials in the sub-feeding flow passage, so that the waste materials can be cleaned conveniently; the utility model has simple structure, can realize easy cleaning of waste materials, saves sizing materials, and further effectively saves cost.
Preferably, in the rubber corner die material pulling improvement structure, the outer diameter of the material pulling head is smaller than the inner diameter of the sub-feeding runner. Effectively ensures that the sizing material can smoothly flow into the feeding flow channel.
Preferably, in the rubber corner die material pulling improvement structure, the number of the sub-feeding flow passages is plural, and the plural sub-feeding flow passages are respectively communicated with the pre-flow passages; the number of the pull heads is the same as that of the sub-feeding flow channels, and the pull heads are in one-to-one correspondence with the sub-feeding flow channels. According to different requirements, the number of different sub-feeding flow channels is determined, and the same number of the pull heads and the sub-feeding flow channels is ensured.
Preferably, in the rubber corner die material pulling improvement structure, each material pulling head comprises a fixing section and a material pulling section; the fixed section is detachably connected with the bottom wall of the upper die and extends downwards to the outer side of the bottom wall of the upper die, the material pulling section is fixedly connected with the end of the fixed section extending to the outer side of the bottom wall of the upper die, and the material pulling section corresponds to the feeding end of the sub-feeding flow passage and sinks into the feeding end of the sub-feeding flow passage. The structure is simple, and the change can be realized on the existing mould; meanwhile, the protruding length of the fixed end can be determined according to the requirement, so that the flowing speed of the sizing material is not influenced; the fixed section extends to the outer side of the bottom wall of the upper die and the material pulling section, so that a certain flow channel space can be occupied, and after the sizing material enters the feeding-separating flow channel, the use of the sizing material is reduced, and waste materials are further reduced; and meanwhile, the setting of the material pulling head is convenient for pulling out the waste inside the feeding runner when the upper die I and the upper die II are in the die opening state, and is convenient for cleaning.
Preferably, in the rubber corner die material pulling improvement structure, the diameter of the material pulling section is larger than that of the fixing section. The waste inside the upper die bipartite feeding runner is conveniently pulled out, and the dosage of sizing materials can be effectively saved.
Compared with the prior art, the utility model discloses an improved structure of rubber corner die drawing material, which has the following beneficial effects:
1. the utility model has simple structure and convenient operation.
2. According to the utility model, the bottom wall of the upper die is detachably connected with the pull head protruding out of the bottom surface of the bottom wall of the upper die, so that waste inside the upper die bipartite feeding flow passage can be pulled out conveniently, and the waste can be cleaned conveniently.
3. According to the utility model, the material pulling section is sunk into the feeding end of the sub-feeding runner, so that the runner space is effectively occupied, the material consumption is saved, the fixed section extending to the outer side of the upper die I is arranged, and the material consumption recessed into the upper die I in the prior art is saved.
4. The number of the pull heads and the sub-feeding flow passages can be determined according to actual conditions, so that the rubber joint angle number adjusting device is suitable for the requirements of different structures on rubber joint angle numbers.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a prior art drawing head;
FIG. 2 is a schematic diagram of an improved structure of a rubber corner die pulling material provided by the utility model.
Wherein:
1-a lower die;
2-upper die I;
21-a primary feed runner;
3-drawing a material head;
31-a fixed section; 32-pulling a material section;
4-a second upper die;
41-a pre-runner; 42-split feed channels.
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.
Referring to fig. 2, the embodiment of the utility model discloses a rubber corner die material pulling improved structure, which comprises a lower die 1 and an upper die, wherein the lower die 1 and the upper die are fixed on a workbench, and the upper die is positioned above the lower die 1; the upper die comprises:
an upper die I2; the upper die I2 is provided with a main feeding runner 21 which is penetrated up and down, and the bottom wall of the upper die I is detachably connected with a pulling head 3 protruding out of the bottom surface of the upper die I;
an upper die II 4; the top surface of the upper die II 4 is detachably and hermetically connected with the bottom surface of the upper die I2; the top surface of the upper die II 4 is provided with a pre-runner 41, and the feeding end of the pre-runner 41 is communicated with the discharging end of the main feeding runner 21; the upper die II 4 is provided with a sub-feeding runner 42 which is communicated up and down; the feeding end of the sub-feeding flow channel 42 is communicated with the discharging end of the pre-flow channel 41, and the end of the pull head 3 is sunk into the feeding end of the sub-feeding flow channel 42.
In order to further optimize the technical scheme, the top surface of the upper die I2 is fixedly connected with an injection machine (not shown in the drawing), and four corners of the upper die I are respectively fixedly provided with a guide post (not shown in the drawing) extending downwards; through holes corresponding to the guide posts are formed in four corners of the upper die II 4, the guide posts penetrate through the through holes, and limiting blocks are fixed at the ends of the guide posts penetrating through the through holes. The upper die I2 is driven by the injection machine to move upwards, and the upper die II is driven by the limiting block to move upwards, at the moment, the upper die I and the upper die II are in a die opening state, and waste material cleaning can be realized through the material pulling head 3; and the second upper die and the lower die are in an open die state, and the injected adhesive tape is taken.
It should be noted that, the structures of the upper die 1 and the upper die 2 and the upper die 4 and the processes of closing and opening the dies between the two may also be implemented by adopting other structures, for example, the patent number of the prior art is 201820971070.5, and the patent name is an automobile sealing strip injection corner die easy to open, which is not described herein.
In order to further optimize the above technical solution, the outer diameter of the pull head 3 is smaller than the inner diameter of the split feed runner 42.
In order to further optimize the technical scheme, the number of the sub-feeding flow channels 42 is multiple, and the multiple sub-feeding flow channels 42 are respectively communicated with the pre-flow channels 41; the number of the pull heads 3 is the same as that of the sub-feeding flow passages 42, and the pull heads are in one-to-one correspondence.
In order to further optimize the technical solution described above, each drawing head 3 comprises a fixed section 31 and a drawing section 32; the fixed section 31 is detachably connected with the bottom wall of the upper die I2 and extends downwards to the outer side of the bottom wall of the upper die I2, the material pulling section 32 is fixedly connected with the end of the fixed section 31 extending to the outer side of the bottom wall of the upper die I2, and the material pulling section 32 corresponds to the feeding end of the sub-feeding flow channel 42.
In order to further optimize the above technical solution, the diameter of the pulling section 32 is greater than the diameter of the fixing section 31.
The embodiment of the utility model is as follows:
the lower die 1 is fixed on a workbench, and adhesive tapes to be injected and connected are arranged on the lower die 1 to form cavities with various shapes; the upper die I2 and the upper die II 4 in the initial state are in a die clamping state, glue stock is injected into the main feeding runner 21, and the glue stock is distributed to the area of the lower die 1, which needs to be injected, through the pre-runner 41 and the sub-feeding runner 42; after heating to a set time, the first upper die 2 is driven by an injection press to separate the first upper die 2 from the second upper die 4, and a certain space exists between the first upper die and the second upper die in an open state at the moment; under the action of the pulling head 3, the waste materials of the sub-feeding flow channels 42 are pulled out to clean the waste materials; and taking down the injected adhesive tape, and then carrying out the next cycle.
It should be pointed out that the improved structure of the material of the angle die, which is related by the utility model, can be applied to not only the angle die of the automobile rubber sealing strip, but also various rubber injection joint dies.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The rubber corner die material pulling improved structure comprises a lower die (1) and an upper die, wherein the lower die (1) is fixed on a workbench, and the upper die is positioned above the lower die (1); the upper die is characterized by comprising:
an upper die I (2); the upper die I (2) is provided with a main feeding runner (21) which is penetrated up and down, and the bottom wall of the upper die I is detachably connected with a pulling head (3) protruding out of the bottom surface of the upper die I;
an upper die II (4); the top surface of the upper die II (4) is detachably and hermetically connected with the bottom surface of the upper die I (2); a pre-runner (41) is formed in the top surface of the upper die II (4), and the feeding end of the pre-runner (41) is communicated with the discharging end of the main feeding runner (21); the upper die II (4) is provided with a split feeding runner (42) which is communicated up and down; the feeding end of the sub-feeding runner (42) is communicated with the discharging end of the pre-runner (41), and the end of the pull head (3) is sunk into the feeding end of the sub-feeding runner (42).
2. The improved rubber corner die drawing structure according to claim 1, wherein the outer diameter of the drawing head (3) is smaller than the inner diameter of the split feed runner (42).
3. The improved rubber corner die drawing structure according to claim 1, wherein the number of the sub-feeding flow passages (42) is plural, and the plurality of sub-feeding flow passages (42) are respectively communicated with the pre-flow passage (41); the number of the pull heads (3) is the same as that of the sub-feeding flow channels (42), and the pull heads are in one-to-one correspondence.
4. A rubber corner die draw material improvement structure according to claim 3, wherein each of said draw heads (3) comprises a fixed section (31) and a draw section (32); the fixed section (31) is detachably connected with the bottom wall of the first upper die (2), and extends downwards to the outer side of the bottom wall of the first upper die (2), the material pulling section (32) is fixedly connected with the end of the fixed section (31) extending to the outer side of the bottom wall of the first upper die (2), and the material pulling section (32) corresponds to the feeding end of the feeding dividing flow channel (42).
5. The improved rubber corner die draw material structure according to claim 4, wherein the diameter of the draw material section (32) is larger than the diameter of the fixing section (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321909535.1U CN220242256U (en) | 2023-07-20 | 2023-07-20 | Rubber connects angle mould draws material to improve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321909535.1U CN220242256U (en) | 2023-07-20 | 2023-07-20 | Rubber connects angle mould draws material to improve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220242256U true CN220242256U (en) | 2023-12-26 |
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ID=89270250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321909535.1U Active CN220242256U (en) | 2023-07-20 | 2023-07-20 | Rubber connects angle mould draws material to improve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220242256U (en) |
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2023
- 2023-07-20 CN CN202321909535.1U patent/CN220242256U/en active Active
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