CN220784551U - Silica gel mold positioning insert for positioning copper bar plastic coating - Google Patents
Silica gel mold positioning insert for positioning copper bar plastic coating Download PDFInfo
- Publication number
- CN220784551U CN220784551U CN202321164210.5U CN202321164210U CN220784551U CN 220784551 U CN220784551 U CN 220784551U CN 202321164210 U CN202321164210 U CN 202321164210U CN 220784551 U CN220784551 U CN 220784551U
- Authority
- CN
- China
- Prior art keywords
- positioning
- copper bar
- bar plastic
- insert
- holes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 91
- 239000010949 copper Substances 0.000 title claims abstract description 91
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract description 27
- 239000000741 silica gel Substances 0.000 title abstract description 27
- 229910002027 silica gel Inorganic materials 0.000 title abstract description 27
- 239000006223 plastic coating Substances 0.000 title abstract description 11
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 10
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010137 moulding (plastic) Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of copper bar plastic coating, and particularly provides a silica gel mold positioning insert for positioning copper bar plastic coating, wherein the positioning insert is a rigid structural member and is used for being embedded into a silica gel mold to position the copper bar plastic coating; the positioning insert comprises a positioning block, a plurality of positioning columns are arranged at the upper end of the positioning block, threaded holes are formed in the upper ends of the positioning columns, and detachable screws are in threaded fit with the threaded holes; a plurality of through holes which are uniformly distributed are formed in the positioning block, and detachable threaded columns are in interference fit in the through holes; the utility model can ensure the position degree and the flatness of the copper bar embedded in the silica gel mold in the earlier stage and improve the molding effect of the copper bar plastic coated part; the positioning column is matched with the pad cylinder and the screw to lock the terminal of the copper bar plastic-coated part, so that the molding precision and the molding yield of the copper bar plastic-coated part are improved; the through holes on the positioning blocks are arranged, the multi-language product characteristics can be fixed by matching with the threaded column; the uncontrollable molding characteristics of the silicone mold are converted into molding controllability.
Description
Technical Field
The utility model relates to the technical field of copper bar plastic coating, in particular to a silica gel mold positioning insert for positioning copper bar plastic coating.
Background
The copper bar plastic-coated part is an electric control connection product and can be used for new energy automobiles and electric control electromechanical products; the copper bar plastic-coated part is formed by coating plastic on a copper bar, wherein terminals are arranged on the copper bar, and the terminals comprise wiring terminals and grounding terminals; the copper bar plastic coating needs to be rapidly formed in a silica gel mold.
The silica gel mold is a molding mold using silica gel as a cavity, and is also called a soft mold. The silica gel mold is quick to manufacture and mold, but the copper bar is not flat and loose when being embedded due to softer material of the silica gel mold, the silica gel mold also has shrinkage, the copper bar is heated to 70 ℃ during plastic molding, the silica gel mold expands to produce pulling, so that the position of the copper bar is deviated, and the effect of the copper bar plastic molding piece is affected;
also because the silica gel mould material is softer, can't provide the support for the terminal on the copper bar, deformation appears easily at the course of working at the terminal, influences the shaping precision and the shaping yields of copper bar plastic-coated spare.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present utility model is directed to a silicone mold positioning insert for positioning copper bars, which is used for solving the problems that in the prior art, the silicone mold is soft and causes uneven placement and loosening when the copper bars are embedded, and the support cannot be provided for the terminals on the copper bars, and the position of the copper bars is deviated due to thermal shrinkage of the silicone mold.
To achieve the above and other related objects, the present utility model provides a positioning insert for positioning a copper bar molding, wherein the positioning insert is a rigid structural member and is used for positioning the copper bar molding in a silicone mold;
the positioning insert comprises a positioning block;
the upper end of the positioning block is provided with a plurality of positioning columns which are matched with the position distribution of the terminals of the copper bar plastic-coated part to support and position the terminals of the copper bar plastic-coated part; the upper end of the positioning column is provided with an axially extending threaded hole, a detachable screw is in threaded fit in the threaded hole, and the positioning column can be fixed to support and position the terminal of the copper bar plastic-coated part by screwing in the screw;
the positioning block is provided with a plurality of through holes which are uniformly distributed, detachable threaded columns are in interference fit in the through holes, and the threaded columns penetrate through the through holes from the lower end of the positioning block to further fix the copper bar plastic-coated part.
In an embodiment of the utility model, the positioning insert further includes a pad cylinder, and the pad cylinder is pressed against an upper end of the terminal of the copper bar plastic-covered part located at an upper end of the positioning column, and is used for buffering compression of the screw relative to the terminal of the copper bar plastic-covered part.
In an embodiment of the utility model, the upper ends of the positioning posts are respectively provided with a step part for adapting to the sleeving connection of the terminals of the corresponding copper bar plastic-coated part.
In an embodiment of the utility model, the positioning block and the positioning column are integrally cast from a metal material.
In an embodiment of the utility model, the pad cylinder is injection molded by using a POM material.
As described above, the silica gel mold positioning insert for positioning copper bar plastic coating of the utility model has the following structure
The beneficial effects are that:
1. the positioning insert is arranged and can be embedded into the silica gel mold, and the positioning block of the positioning insert forms rigid range positioning for the copper bar placed in the positioning insert, so that the placement position of the copper bar is not influenced by the shrinkage rate of the silica gel mold, and the offset is avoided; the positioning column is matched with the positioning block to provide rigid support for the copper bar, so that the copper bar is placed flatly and is not easy to loosen when embedded, and the molding effect of the copper bar plastic-coated part is improved;
2. the positioning columns in the positioning inserts are matched with the position distribution of the terminals, support and position are provided for the terminals, and the positioning of the terminals is locked by the screws, so that the terminals are not easy to deform in the processing process, and the molding precision and the molding yield of the copper bar plastic coated parts are improved;
3. through setting up a section of thick bamboo that fills up, fill up a section of thick bamboo and can cushion the screw and wrap the compaction of the terminal of moulding the piece with the copper bar, avoid causing the terminal damage, simultaneously, adopt POM material fashioned fill up a section of thick bamboo and have elasticity, also cause the damage to the terminal because of pressing by oneself, further improve the shaping yields of the moulding piece of copper bar;
4. through arranging the through holes on the positioning blocks, the copper bar plastic-coated part can be added with redundant product characteristics according to use requirements, and the redundant product characteristics can be fixed by using threaded columns to penetrate through the through holes from the lower ends of the positioning blocks, so that the copper bar plastic-coated part is further fixed, and the forming effect of the copper bar plastic-coated part with the redundant product characteristics is improved;
5. the silica gel mold positioning insert for positioning the copper bar plastic coating provided by the utility model can ensure the position degree and the flatness of the copper bar embedded in the silica gel mold in the early stage, and improve the molding effect of the copper bar plastic coating; the positioning column is matched with the pad cylinder and the screw to lock the terminal of the copper bar plastic-coated part, so that deformation is avoided, and the molding precision and the molding yield of the copper bar plastic-coated part are improved; the through holes on the positioning blocks are arranged, so that the multi-language product characteristics can be fixed by matching with the threaded columns; the uncontrollable molding characteristic of the silica gel mold is converted into molding controllability, so that the silica gel mold has reasonable overall design, compact structure and high practicability.
Drawings
Fig. 1 shows a schematic structure of a silicone mold positioning insert for positioning copper bar molding according to the present utility model.
Fig. 2 is a partially exploded view of a silicone mold positioning insert for positioning copper bar overmolding according to the present disclosure.
Description of element reference numerals
A positioning block 1; a through hole 11; a positioning column 2; a step portion 21; a threaded hole 22; screw bolt 3, a step of; a threaded post 4; a cushion cylinder 5; a copper bar plastic-coated part a; terminal a1.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
Please refer to fig. 1-2. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
Referring to fig. 1-2, the present utility model provides a positioning insert for positioning a silicone mold for molding copper bars, wherein the positioning insert is a rigid structural member, and the positioning insert is used for positioning a copper bar molding insert a in a silicone mold.
The positioning insert comprises a positioning block 1, a plurality of positioning columns 2 are arranged at the upper end of the positioning block 1, and the positioning block 1 and the positioning columns 2 are integrally cast by adopting metal materials; the positioning columns 2 are adapted to the position distribution of the terminal a1 of the copper bar plastic coated part a, and support and positioning are provided for the terminal a1 of the copper bar plastic coated part a; the upper ends of the positioning columns 2 are respectively provided with a step part 21 for adapting to the sleeving connection of the terminal a1 corresponding to the copper bar plastic-coated part a, so that the fixing effect on the terminal a1 is improved; the positioning insert can be embedded into the silica gel mold, and the positioning block 1 forms rigid range positioning for the copper bar placed in the positioning insert, so that the placement position of the copper bar is not influenced by the shrinkage rate of the silica gel mold, and the offset is avoided; the positioning column 2 is matched with the positioning block 1 to provide rigid support for the copper bar, so that the copper bar is placed flatly and is not easy to loosen when embedded, and the molding effect of the copper bar plastic coated part a is improved; the upper end of the positioning column 2 is provided with an axially extending threaded hole 22, a detachable screw 3 is in threaded fit in the threaded hole 22, and the positioning column 2 can be fixed to support and position the terminal a1 of the copper bar plastic-coated part a by screwing the screw 3; the positioning columns 2 in the positioning inserts are matched with the position distribution of the terminal a1, support and position are provided for the terminal a1, the terminal a1 is locked by matching with screws, deformation of the terminal a1 is not easy to occur in the processing process, and the forming precision and the forming yield of the copper bar plastic coated part a are improved.
A plurality of through holes 11 which are uniformly distributed are formed in the positioning block 1, detachable threaded columns 4 are in interference fit in the through holes 11, and the threaded columns 4 are connected with the through holes 11 in a penetrating manner from the lower end of the positioning block 1 so as to further fix the copper bar plastic-coated part a; because the copper bar plastic coated part a can be added with redundant product characteristics according to the use requirement, the redundant product characteristics can be fixed by using the threaded column to penetrate through the through hole 11 from the lower end of the positioning block 1, thereby further fixing the copper bar plastic coated part a and being beneficial to improving the molding effect of the copper bar plastic coated part a with redundant product characteristics.
The positioning insert further comprises a cushion cylinder 5, the cushion cylinder 5 is pressed against the upper end of a terminal a1 of the copper bar plastic covered part a positioned at the upper end of the positioning column 2 and is used for buffering the compression of a screw relative to the terminal a1 of the copper bar plastic covered part a, so that the damage to the terminal a1 is avoided, meanwhile, the cushion cylinder formed by the POM material has elasticity, the damage to the terminal a1 is caused by the pressing, and the forming yield of the copper bar plastic covered part a is further improved; the pad cylinder is formed by injection molding of POM material, and the POM is a tough and elastic material with good thermal stability and chemical stability.
In summary, the silica gel mold positioning insert for positioning the copper bar plastic coated piece a provided by the utility model can ensure the position degree and the flatness of the copper bar embedded in the silica gel mold in the earlier stage, and improve the molding effect of the copper bar plastic coated piece a; the positioning column 2 is matched with the cushion cylinder 5 and the screw 3, so that the terminal a1 of the copper bar plastic-covered part a can be locked, deformation is avoided, and the forming precision and the forming yield of the copper bar plastic-covered part a are improved; the through holes 11 on the positioning block 1 are arranged, so that the multi-language product characteristics can be fixed by matching with the threaded columns 4; the uncontrollable molding characteristic of the silica gel mold is converted into molding controllability, so that the silica gel mold has reasonable overall design, compact structure and high practicability. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (5)
1. The positioning insert is a rigid structural member and is used for being embedded into a silicone mold to position the copper bar plastic-coated member;
the method is characterized in that: the positioning insert comprises a positioning block;
the upper end of the positioning block is provided with a plurality of positioning columns which are matched with the position distribution of the terminals of the copper bar plastic-coated part to support and position the terminals of the copper bar plastic-coated part; the upper end of the positioning column is provided with an axially extending threaded hole, a detachable screw is in threaded fit in the threaded hole, and the positioning column can be fixed to support and position the terminal of the copper bar plastic-coated part by screwing in the screw;
the positioning block is provided with a plurality of through holes which are uniformly distributed, detachable threaded columns are in interference fit in the through holes, and the threaded columns penetrate through the through holes from the lower end of the positioning block to further fix the copper bar plastic-coated part.
2. The silicone mold positioning insert for positioning copper bar overmolding of claim 1, wherein: the positioning insert further comprises a cushion cylinder, wherein the cushion cylinder is in press contact with the upper end of the terminal of the copper bar plastic-covered part positioned at the upper end of the positioning column and is used for buffering the compression of the screw relative to the terminal of the copper bar plastic-covered part.
3. The silicone mold positioning insert for positioning copper bar overmolding of claim 1, wherein: and the upper ends of the positioning columns are provided with step parts for adapting to the terminals of the corresponding copper bar plastic-coated parts.
4. The silicone mold positioning insert for positioning copper bar overmolding of claim 1, wherein: the positioning blocks and the positioning columns are integrally cast by adopting metal materials.
5. The silicone mold positioning insert for positioning copper bar overmolding of claim 2, wherein: the cushion cylinder is formed by injection molding of POM material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321164210.5U CN220784551U (en) | 2023-05-15 | 2023-05-15 | Silica gel mold positioning insert for positioning copper bar plastic coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321164210.5U CN220784551U (en) | 2023-05-15 | 2023-05-15 | Silica gel mold positioning insert for positioning copper bar plastic coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220784551U true CN220784551U (en) | 2024-04-16 |
Family
ID=90630350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321164210.5U Active CN220784551U (en) | 2023-05-15 | 2023-05-15 | Silica gel mold positioning insert for positioning copper bar plastic coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220784551U (en) |
-
2023
- 2023-05-15 CN CN202321164210.5U patent/CN220784551U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |