CN103481419A - Sliding block structure for product with slant undercuts - Google Patents
Sliding block structure for product with slant undercuts Download PDFInfo
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- CN103481419A CN103481419A CN201310437251.1A CN201310437251A CN103481419A CN 103481419 A CN103481419 A CN 103481419A CN 201310437251 A CN201310437251 A CN 201310437251A CN 103481419 A CN103481419 A CN 103481419A
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- sliding block
- product
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- active sliding
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Abstract
The invention provides a sliding block structure for a product with slant undercuts. With adoption of the sliding block structure, the product with multiple parallel downward slant undercuts can be molded in one time in a mold, the production efficiency and machining precision of the product are high, and the quality of the product is ensured. The sliding block structure comprises a master cavity, a master core, an A plate and a B plate, wherein a cavity is formed between the master cavity and the master core, the product is in the cavity, and the product has multiple parallel downward and outward slant undercut structures. The sliding block structure is characterized in that slant pins are mounted in the corresponding undercut structures in a propped manner, the lower parts of the slant pins penetrate through the master core slantly and then are fastened in a passive sliding block, the lower end slant surface of the passive sliding block is supported on the front upper slant surface of an active sliding block, and the two slant side surfaces of the passive sliding block are closely fitted with the guide slant surfaces of pressing blocks on the two sides.
Description
Technical field
The present invention relates to the technical field of structures of product mold, be specially a kind of slide block structure of the product with oblique back-off.
Background technology
The parallel back-off in many places is arranged on product, and the back-off direction is tilted to lower time, existing slide block structure can not depanning, it need to be by product after in-mold molding, additionally carry out secondary operations, it makes the production efficiency of product low, and the precision of secondary operations quality low, product can not be guaranteed.
Summary of the invention
The invention provides a kind of slide block structure of the product with oblique back-off, it makes can one-shot forming in mould with the parallel torque product under oblique in many places, makes the production efficiency of product high, machining accuracy is high, guarantees the quality of product.
A kind of slide block structure of the product with oblique back-off, its technical scheme is such: it comprises front mould, rear mold, the A plate, the B plate, described front mould, it between rear mold, is die cavity, in described die cavity, it is product, the oblique lower and outside back-off structure that described product is parallel with many places, it is characterized in that: oblique pin is mounted on respectively in corresponding back-off structure, the bottom of described oblique pin is oblique to be anchored on by movable slider after running through described rear mold, inclined-plane, the described lower end by movable slider is supported on the anterior bezel facet of active sliding block, the guiding surface of two side pressing blocks is close to respectively on inclined-plane, the described both sides by movable slider, the guiding surface of the described briquetting of both sides and the gradient of back-off structure equate, the described briquetting of both sides is anchored on respectively described B plate, described active sliding block is positioned at the active sliding block groove of described B plate, the bottom surface of described active sliding block is supported on the horizontal bottom of the active sliding block groove of described B plate, after the top of shifting block is anchored on described A plate, its underpart is goed deep in described B plate, the oblique rear portion of running through described active sliding block of the bottom oblique structure of described shifting block, the bottom oblique structure of described shifting block is specially towards the rear end face bottom of active sliding block downward-sloping.
It is further characterized in that: the bottom of described oblique pin is installed in the pin groove of top mold insert, the upper and lower amalgamation formation of bottom mold insert, after the described top of bolt-through mold insert, bottom mold insert, be anchored on describedly by the upper inclined surface of movable slider, described rear mold is close in the upper surface of described top mold insert;
The described lower surface by movable slider has T-shaped groove, and the anterior bezel facet of described active sliding block is provided with T-shaped guide rail, and described T-shaped guide rail is flush-mounted in corresponding T-shaped groove;
Described top mold insert, both centers of bottom mold insert have the spring fitting groove, described spring fitting groove is communicated with described B plate, spring is positioned at described spring fitting groove, and the two ends of described spring are mounted on respectively described B plate, are positioned at the bottom surface of the spring fitting groove of described bottom mold insert;
The rearward end place that described B plate is positioned at described active sliding block is provided with limited block, and fastening bolt runs through after described limited block the rearward end that is fastenedly connected described active sliding block, between the outside end face of the head of described fastening bolt and described limited block, is provided with back-moving spring.
After adopting structure of the present invention, during the demoulding, the moving front mould of A strip rises, with the B plate, rear mold is separated, now shifting block moves upward, when the bottom oblique structure of shifting block rises, driving active sliding block outwards moves along the horizontal bottom of active sliding block groove, now by movable slider along the oblique lower motion of the guiding surface of two side pressing blocks, drive the oblique lower motion of mold insert thimble, make the mold insert thimble complete the demoulding with product, it makes can one-shot forming in mould with the parallel torque product under oblique in many places, make the production efficiency of product high, machining accuracy is high, guarantee the quality of product.
The accompanying drawing explanation
Fig. 1 is front view structural representation of the present invention;
Fig. 2 is the exploded perspective view of the stereogram by movable slider, active sliding block of the present invention.
The specific embodiment
See Fig. 1, Fig. 2, it comprises front mould 1, rear mold 2, A plate 3, B plate 4, front mould 1, it between rear mold 2, is die cavity 5, in die cavity 5, it is product, the oblique lower and outside back-off structure 6 that product is parallel with many places, oblique pin 7 is mounted on respectively in corresponding back-off structure 6, the bottom of oblique pin 7 is oblique to be anchored on by movable slider 8 after running through rear mold 2, by the inclined-plane, lower end of movable slider 8, be supported on the anterior bezel facet of active sliding block 9, be close to respectively two side pressing blocks 10 by the inclined-plane, both sides of movable slider 8, 11 guiding surface, the briquetting 10 of both sides, the gradient of 11 guiding surface and back-off structure 6 equates, the briquetting 10 of both sides, 11 are anchored on respectively B plate 4, active sliding block 9 is positioned at the active sliding block groove 12 of B plate 4, the bottom surface of active sliding block 9 is supported on the horizontal bottom of the active sliding block groove 12 of B plate 4, after the top of shifting block 13 is anchored on A plate 3, its underpart is goed deep in B plate 4, the bottom oblique structure oblique 14 of shifting block 13 is to the rear portion of running through active sliding block 9, the bottom oblique structure of shifting block 13 is specially towards the rear end face bottom of active sliding block 9 downward-sloping.
The bottom of oblique pin 7 is installed in the pin groove 17 of top mold insert 15, the upper and lower amalgamation formation of bottom mold insert 16, bolt 18 is anchored on by the upper inclined surface of movable slider 8 after running through top mold insert 15, bottom mold insert 16, rear mold 2 is close in the upper surface of top mold insert 15, and it makes oblique pin 7 install easily;
Had T-shaped groove 19 by the lower surface of movable slider 8, the anterior bezel facet of active sliding block 9 is provided with T-shaped guide rail 20, and T-shaped guide rail 20 is flush-mounted in corresponding T-shaped groove 19; T-shaped groove 19, T-shaped guide rail 20 have been guaranteed by the sliding relation of movable slider 8, active sliding block 9;
Both centers of top mold insert 15, bottom mold insert 16 have spring fitting groove 21, spring fitting groove 21 is communicated with B plate 4, spring 22 is positioned at spring fitting groove 21, and the two ends of spring 22 are mounted on respectively B plate 4, are positioned at the bottom surface of the spring fitting groove 21 of bottom mold insert 16; Spring 22 is guaranteed to be driven smoothly oblique pin 7 demouldings by movable slider 8;
The rearward end place that B plate 4 is positioned at active sliding block 9 is provided with limited block 23, fastening bolt 24 runs through after limited block 23 rearward end that is fastenedly connected active sliding block 9, be provided with back-moving spring 25 between the outside end face of the head of fastening bolt 24 and limited block 23, back-moving spring 25 guarantees that matched moulds carries out smoothly.
Claims (5)
1. the slide block structure with the product of oblique back-off, it comprises front mould, rear mold, the A plate, the B plate, described front mould, it between rear mold, is die cavity, in described die cavity, it is product, the oblique lower and outside back-off structure that described product is parallel with many places, it is characterized in that: oblique pin is mounted on respectively in corresponding back-off structure, the bottom of described oblique pin is oblique to be anchored on by movable slider after running through described rear mold, inclined-plane, the described lower end by movable slider is supported on the anterior bezel facet of active sliding block, the guiding surface of two side pressing blocks is close to respectively on inclined-plane, the described both sides by movable slider, the guiding surface of the described briquetting of both sides and the gradient of back-off structure equate, the described briquetting of both sides is anchored on respectively described B plate, described active sliding block is positioned at the active sliding block groove of described B plate, the bottom surface of described active sliding block is supported on the horizontal bottom of the active sliding block groove of described B plate, after the top of shifting block is anchored on described A plate, its underpart is goed deep in described B plate, the oblique rear portion of running through described active sliding block of the bottom oblique structure of described shifting block, the bottom oblique structure of described shifting block is specially towards the rear end face bottom of active sliding block downward-sloping.
2. the slide block structure of a kind of product with oblique back-off according to claim 1, it is characterized in that: the bottom of described oblique pin is installed in the pin groove of top mold insert, the upper and lower amalgamation formation of bottom mold insert, after the described top of bolt-through mold insert, bottom mold insert, be anchored on describedly by the upper inclined surface of movable slider, described rear mold is close in the upper surface of described top mold insert.
3. the slide block structure of a kind of product with oblique back-off according to claim 2, it is characterized in that: the described lower surface by movable slider has T-shaped groove, the anterior bezel facet of described active sliding block is provided with T-shaped guide rail, and described T-shaped guide rail is flush-mounted in corresponding T-shaped groove.
4. the slide block structure of a kind of product with oblique back-off according to claim 3, it is characterized in that: described top mold insert, both centers of bottom mold insert have the spring fitting groove, described spring fitting groove is communicated with described B plate, spring is positioned at described spring fitting groove, and the two ends of described spring are mounted on respectively described B plate, are positioned at the bottom surface of the spring fitting groove of described bottom mold insert.
5. the slide block structure of a kind of product with oblique back-off according to claim 4, it is characterized in that: the rearward end place that described B plate is positioned at described active sliding block is provided with limited block, fastening bolt runs through after described limited block the rearward end that is fastenedly connected described active sliding block, between the outside end face of the head of described fastening bolt and described limited block, is provided with back-moving spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310437251.1A CN103481419A (en) | 2013-09-24 | 2013-09-24 | Sliding block structure for product with slant undercuts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310437251.1A CN103481419A (en) | 2013-09-24 | 2013-09-24 | Sliding block structure for product with slant undercuts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103481419A true CN103481419A (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310437251.1A Pending CN103481419A (en) | 2013-09-24 | 2013-09-24 | Sliding block structure for product with slant undercuts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103481419A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107775902A (en) * | 2016-08-31 | 2018-03-09 | 宁波方正汽车模具股份有限公司 | The oblique fuse of injection mould is from core-pulling mechanism |
| CN110091479A (en) * | 2019-06-12 | 2019-08-06 | 上海芮朔精密模塑科技有限公司 | A kind of back-off loose-core injection mould |
-
2013
- 2013-09-24 CN CN201310437251.1A patent/CN103481419A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107775902A (en) * | 2016-08-31 | 2018-03-09 | 宁波方正汽车模具股份有限公司 | The oblique fuse of injection mould is from core-pulling mechanism |
| CN107775902B (en) * | 2016-08-31 | 2019-10-08 | 宁波方正汽车模具股份有限公司 | The oblique fuse of injection mould is from core-pulling mechanism |
| CN110091479A (en) * | 2019-06-12 | 2019-08-06 | 上海芮朔精密模塑科技有限公司 | A kind of back-off loose-core injection mould |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140101 |
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| WD01 | Invention patent application deemed withdrawn after publication |