CN204773373U - Front mould has inclined hole mechanism of loosing core - Google Patents
Front mould has inclined hole mechanism of loosing core Download PDFInfo
- Publication number
- CN204773373U CN204773373U CN201520331326.2U CN201520331326U CN204773373U CN 204773373 U CN204773373 U CN 204773373U CN 201520331326 U CN201520331326 U CN 201520331326U CN 204773373 U CN204773373 U CN 204773373U
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- China
- Prior art keywords
- core
- baltimore groove
- hole
- slide insert
- guide pillar
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- Expired - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a front mould has inclined hole mechanism of loosing core, including moulding piece, a line position core, position mold insert and the fixing base of going, the position core of going includes concave groove and bar guide pillar, be provided with the protruding long rail with concave groove looks adaptation on the fixing base, set up the slope through -hole the same with moulding an inclined hole gradient on the lateral wall of line position mold insert, bar guide pillar one end and concave groove fixed connection, and the other end passes the slope through -hole and moulds an inclined hole looks adaptation, the recess cavity of concave groove just in time slidable is fixed in the long rail of arch, the fixing base encloses with a line mold insert and closes the slant dovetail that forms the core removal of line position. During a line mold insert was inserted in the position core slant of going, the power that upthrusts of a mold insert of being expert at acted on down, and the removal in the dovetail under the combined action of concave groove and bar guide pillar, has been realized to a core of going to a slant that has realized moulding is loosed core.
Description
Technical field
The utility model relates to the technical field of injection mold, and particularly relating to a kind of front mould has inclined hole core-pulling mechanism.
Background technology
Injection mold is to after working of plastics injection mo(u)lding, if working of plastics has inclined hole, prior art adopts push rod directly to be ejected straight up by working of plastics, forced stripper mechanism, owing to being inclined hole, if the direction that working of plastics is deviate from is not consistent with the direction that inclined hole tilts, working of plastics is easily out of shape in strong de-process, it is white, damaged to draw, and even causes product rejection.One is also had to be, in core, oil cylinder is installed, after die sinking, oil cylinder first drives tiltedly loosing core slip to the inside to loose core, then by push rod, working of plastics is ejected, the shortcoming that this structure exists is: oil cylinder volume is large, is arranged on core inside, whole injection mold volume is increased, improve the manufacturing cost of whole injection mold, and oil cylinder is arranged on core inside, causes the cooling water channel of core inside that trouble is set, increase the manufacture difficulty of whole injection mold.
So, be " CN103600472A " in Chinese invention patent application number, a kind of injection mold spring sliding block inclined is disclosed to core-pulling mechanism in the patent document that patent name is " injection mold spring sliding block inclined is to core-pulling mechanism ", comprise, lower compound plate, centring ring and gate bush is pacified in upper compound plate, upper compound plate divides into die cavity, perforation is opened in lower compound plate, lower compound plate is pacified spacer pin and mould pin, mould pin is established, lower ejector retainner plate, injector push rod contacts with lower ejector retainner plate through perforation, on, thimble is pacified between lower ejector retainner plate, mould pin is established in gripper shoe and establish core, working of plastics is had between core and die cavity, working of plastics opens inclined hole, it is characterized in that in core, opening tiltedly loose core groove and spring groove, tiltedly loose core to establish in groove and tiltedly loose core, tiltedly loose core one and have block, outer wall of tiltedly loosing core establishes spring of tiltedly loosing core, spring one end of tiltedly loosing core contacts with trench bottom of tiltedly loosing core, the other end contacts with block, wedge is pacified in gripper shoe, contact with block above wedge, in spring groove, setting is apart from spring and spacing blind rivet, spacing blind rivet head of a nail processed contacts with above core, other end is fixed through core and gripper shoe.This invention injection mold spring sliding block inclined, to core-pulling mechanism, is shaped with cambered surface projection under described block, cambered surface projection contacts with above wedge.There is cambered surface projection to contact with wedge, reduced frictional contact surface, reduce wearing and tearing, improve service life.Have pilot hole in described die cavity, be provided with guide pin bushing in pilot hole, be provided with guide pillar on the supporting plate, guide pillar matches with guide pin bushing.Guide pillar coordinates with pilot hole, and guiding accurately, has had guide pin bushing to improve service life.
But this core-pulling mechanism complex structure, still occupies very large occupation of land space, no matter be that technical costs or operating cost are not all greatly improved.
Utility model content
For the weak point existed in above-mentioned technology, the utility model provides a kind of reduces area occupied, the front mould of reduction die cost has inclined hole core-pulling mechanism.
In order to achieve the above object, a kind of front mould of the utility model has inclined hole core-pulling mechanism, comprises plastic, line position core, slide insert and holder; Described line position core comprises Baltimore groove and bar shaped guide pillar, described holder is provided with the long rail of the projection suitable with Baltimore groove, the sidewall of described slide insert offers the inclined via-hole identical with plastic inclined hole gradient, described bar shaped guide pillar one end is fixedly connected with Baltimore groove, and the other end passes inclined via-hole and plastic inclined hole is suitable, the groove cavity of described Baltimore groove is just in time slidably fixed in protruding long rail, and described holder and slide insert enclose the oblique dovetail groove forming the movement of line position core.
Wherein, this core-pulling mechanism also comprises spring structure, and described spring structure is contained in slide insert, and described spring structure stretches, and slide insert promotes line position needle movement, and described Baltimore groove moves in dovetail groove, and described bar shaped guide pillar detaches plastic inclined hole.
Wherein, this core-pulling mechanism also comprises nylon buckles, described nylon buckles is arranged on the opposite side of slide insert opposed with spring structure and is fixedly connected with mould rear mold, and described nylon buckles and slide insert carry out removablely being connected and applying a pulling force upwards carried to slide insert.
Wherein, the syndeton that described Baltimore groove and bar shaped guide pillar are formed in one, described Baltimore groove is connected with bar shaped guide pillar is vertical, inclined via-hole position in described slide insert forms two vertical planes, described bar shaped guide pillar is through the plane having inclined via-hole, and described Baltimore groove just in time touches with the flat face of band inclined via-hole and is not just in time connected with another vertical plane simultaneously.
Wherein, described Baltimore groove is that notch is narrow and the inclination long recess that bottom land is wide, the long rail of described projection is the protruding head breadth suitable with Baltimore groove and the narrow inclination long guideway of boss, and described Baltimore groove and the long rail joint face of projection are the face of being smoothly connected, and Baltimore groove moves according to the long rail direction of projection.
The beneficial effects of the utility model are:
Compared with prior art, front mould of the present utility model has inclined hole core-pulling mechanism to be made up of line position core, slide insert and holder; In the oblique insertion slide insert of line position core, under the upwardly power effect of slide insert, line position core, under the acting in conjunction of Baltimore groove and bar shaped guide pillar, achieves the movement in dovetail groove, thus achieves the angled core-pulling of plastic.The utility model is a kind ofly have the structure of tiltedly loosing core for front mould, and this structure can greatly reduce and takes up room, and reduces die cost, is suitable for being widely used in the plastic parts moulding process that front mould need tiltedly loose core.
Accompanying drawing explanation
Fig. 1 is the explosive view that the utility model front mould has inclined hole core-pulling mechanism;
Fig. 2 is the sectional view that the utility model front mould has inclined hole core-pulling mechanism;
Fig. 3 is that the utility model front mould has inclined hole core-pulling mechanism to make the structure chart of product.
Main element symbol description is as follows:
10, plastic 11, line position core
12, slide insert 13, holder
14, spring structure 15, nylon buckles
111, Baltimore groove 112, bar shaped guide pillar
121, inclined via-hole 131, protruding long rail.
Detailed description of the invention
In order to more clearly state the utility model, below in conjunction with accompanying drawing, the utility model is further described.
Consult Fig. 1-2, a kind of front mould of the utility model has inclined hole core-pulling mechanism, comprises plastic 10, line position core 11, slide insert 12 and holder 13; Line position core 11 comprises Baltimore groove 111 and bar shaped guide pillar 112, holder 13 is provided with the long rail 131 of the projection suitable with Baltimore groove 111, the sidewall of slide insert 12 offers the inclined via-hole 121 identical with plastic 10 inclined hole gradient, bar shaped guide pillar 112 one end is fixedly connected with Baltimore groove 111, and the other end is suitable through inclined via-hole 121 and plastic 10 inclined hole, the groove cavity of Baltimore groove 111 is just in time slidably fixed in protruding long rail 131, and holder 13 and slide insert 12 enclose the oblique dovetail groove forming line position core 11 movement.
Compared to prior art, front mould of the present utility model has inclined hole core-pulling mechanism to be made up of line position core 11, slide insert 12 and holder 13; In the oblique insertion slide insert 12 of line position core 11, under the upwardly power effect of slide insert 12, line position core 11 with under the acting in conjunction of bar shaped guide pillar 112 at Baltimore groove 111, achieves the movement in dovetail groove, thus achieves the angled core-pulling of plastic 10.The utility model is a kind ofly have the structure of tiltedly loosing core for front mould, and this structure can greatly reduce and takes up room, and reduces die cost, is suitable for being widely used in plastic 10 forming process that front mould need tiltedly loose core.
In the present embodiment, this core-pulling mechanism also comprises spring structure 14, and spring structure 14 is contained in slide insert 12, spring structure 14 stretches, slide insert 12 promotes line position needle movement, and Baltimore groove 111 moves in dovetail groove, and bar shaped guide pillar 112 detaches plastic 10 inclined hole.Spring structure 14 provides a thrust for slide insert 12, slide insert 12 can be assisted to promote line position core 11 and detach plastic 10.
In the present embodiment, this core-pulling mechanism also comprises nylon buckles 15, nylon buckles 15 is arranged on the opposite side of slide insert 12 opposed with spring structure 14 and is fixedly connected with mould rear mold, and nylon buckles 15 and slide insert 12 carry out removablely being connected and applying a pulling force upwards carried to slide insert 12.Nylon buckles 15 provides a pulling force for slide insert 12, and spring structure 14 provides thrust, nylon buckles 15 provides pulling force, and the two acting in conjunction is in slide insert 12, and slide insert 12 just more easily drives line position core 11 to move in dovetail groove.
In the present embodiment, the syndeton that Baltimore groove 111 and bar shaped guide pillar 112 are formed in one, Baltimore groove 111 is connected with bar shaped guide pillar 112 is vertical, inclined via-hole 121 position in slide insert 12 forms two vertical planes, bar shaped guide pillar 112 is through the plane having inclined via-hole 121, and Baltimore groove 111 just in time touches with the flat face of band inclined via-hole 121 and is not just in time connected with another vertical plane simultaneously.Baltimore groove 111 is connected with bar shaped guide pillar 112 is vertical, and inclined via-hole 121 is parallel with plastic 10 inclined hole, can avoid the problem occurring in the process detached at bar shaped guide pillar 112 that plastic 10 inclined hole departs from, and improves the quality of production of plastic 10 inclined hole.
In the present embodiment, Baltimore groove 111 is that notch is narrow and the inclination long recess that bottom land is wide, protruding long rail 131 is the protruding head breadth suitable with Baltimore groove 111 and the narrow inclination long guideway of boss, Baltimore groove 111 and projection long rail 131 joint face are the face of being smoothly connected, and Baltimore groove 111 moves according to projection long rail 131 direction.Joint face between Baltimore groove 111 and the long rail 131 of projection, for being smoothly connected face, reduces friction, the promotion of slide insert 12 is more prone to, can effectively enhances productivity.
Consult Fig. 3 further, this structure is the product plastic 10 of OA component inner structural member, and wherein the content of dotted box portion is the part that the utility model front mould has the process of inclined hole core-pulling mechanism.
Advantage of the present utility model is:
1, the utility model is a kind ofly have the structure of tiltedly loosing core for front mould, and this structure can greatly reduce and takes up room, and reduces die cost, is suitable in plastic 10 forming process extensively need tiltedly loosed core for front mould.
2, nylon buckles 15 provides a pulling force for slide insert 12, and spring structure 14 provides thrust, nylon buckles 15 provides pulling force, and the two acting in conjunction is in slide insert 12, and slide insert 12 just more easily drives line position core 11 to move in dovetail groove.
3, the joint face between Baltimore groove 111 and the long rail 131 of projection, for being smoothly connected face, reduces friction, the promotion of slide insert 12 is more prone to, can effectively enhances productivity.
Be only several specific embodiment of the present utility model above, but the utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. front mould has an inclined hole core-pulling mechanism, it is characterized in that, comprises plastic, line position core, slide insert and holder; Described line position core comprises Baltimore groove and bar shaped guide pillar, described holder is provided with the long rail of the projection suitable with Baltimore groove, the sidewall of described slide insert offers the inclined via-hole identical with plastic inclined hole gradient, described bar shaped guide pillar one end is fixedly connected with Baltimore groove, and the other end passes inclined via-hole and plastic inclined hole is suitable, the groove cavity of described Baltimore groove is just in time slidably fixed in protruding long rail, and described holder and slide insert enclose the oblique dovetail groove forming the movement of line position core.
2. front mould according to claim 1 has inclined hole core-pulling mechanism, it is characterized in that, this core-pulling mechanism also comprises spring structure, described spring structure is contained in slide insert, described spring structure stretches, slide insert promotes line position needle movement, and described Baltimore groove moves in dovetail groove, and described bar shaped guide pillar detaches plastic inclined hole.
3. front mould according to claim 2 has inclined hole core-pulling mechanism, it is characterized in that, this core-pulling mechanism also comprises nylon buckles, described nylon buckles is arranged on the opposite side of slide insert opposed with spring structure and is fixedly connected with mould rear mold, and described nylon buckles and slide insert carry out removablely being connected and applying a pulling force upwards carried to slide insert.
4. front mould according to claim 1 has inclined hole core-pulling mechanism, it is characterized in that, the syndeton that described Baltimore groove and bar shaped guide pillar are formed in one, described Baltimore groove is connected with bar shaped guide pillar is vertical, inclined via-hole position in described slide insert forms two vertical planes, described bar shaped guide pillar is through the plane having inclined via-hole, and described Baltimore groove just in time touches with the flat face of band inclined via-hole and is not just in time connected with another vertical plane simultaneously.
5. front mould according to claim 1 has inclined hole core-pulling mechanism, it is characterized in that, described Baltimore groove is that notch is narrow and the inclination long recess that bottom land is wide, the long rail of described projection is the protruding head breadth suitable with Baltimore groove and the narrow inclination long guideway of boss, described Baltimore groove and the long rail joint face of projection are the face of being smoothly connected, and Baltimore groove moves according to the long rail direction of projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331326.2U CN204773373U (en) | 2015-05-21 | 2015-05-21 | Front mould has inclined hole mechanism of loosing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331326.2U CN204773373U (en) | 2015-05-21 | 2015-05-21 | Front mould has inclined hole mechanism of loosing core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204773373U true CN204773373U (en) | 2015-11-18 |
Family
ID=54513497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520331326.2U Expired - Fee Related CN204773373U (en) | 2015-05-21 | 2015-05-21 | Front mould has inclined hole mechanism of loosing core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204773373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108081516A (en) * | 2017-12-15 | 2018-05-29 | 珀尔曼机电(昆山)有限公司 | A kind of sliding block shifts to an earlier date core-pulling mechanism |
-
2015
- 2015-05-21 CN CN201520331326.2U patent/CN204773373U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108081516A (en) * | 2017-12-15 | 2018-05-29 | 珀尔曼机电(昆山)有限公司 | A kind of sliding block shifts to an earlier date core-pulling mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Pinghu Longgang District of Shenzhen City, Guangdong Province, 518000 new road Gateway Industrial City two No. 2 building the first floor (G04229-66) Patentee after: Shenzhen Bao Polytron Technologies Inc Address before: Pinghu Longgang District of Shenzhen City, Guangdong Province, 518100 new road Gateway Industrial City two No. 2 building the first floor (G04229-66) Patentee before: SHENZHEN XINXUAN PLASTIC AND METAL MANUFACTURE CO., LTD. |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Pinghu Longgang District of Shenzhen City, Guangdong Province, 518000 new road Gateway Industrial City two No. 2 building the first floor (G04229-66) Patentee after: Shenzhen Bao Polytron Technologies Inc Address before: Pinghu Longgang District of Shenzhen City, Guangdong Province, 518000 new road Gateway Industrial City two No. 2 building the first floor (G04229-66) Patentee before: SHENZHEN XINXUAN PLASTIC AND METAL MANUFACTURE CO., LTD. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20190521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |