CN102922689B - Core-pulling device of automobile engine cover injection mould having side wall upside-down structure - Google Patents
Core-pulling device of automobile engine cover injection mould having side wall upside-down structure Download PDFInfo
- Publication number
- CN102922689B CN102922689B CN201210423915.4A CN201210423915A CN102922689B CN 102922689 B CN102922689 B CN 102922689B CN 201210423915 A CN201210423915 A CN 201210423915A CN 102922689 B CN102922689 B CN 102922689B
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- Prior art keywords
- slide block
- block
- core
- sidewall
- engine cover
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Abstract
The invention discloses a core-pulling device of an automobile engine cover injection mould having a side wall upside-down structure. One end of a small slider (4) is the core of the side wall upside-down structure of an automobile engine cover and the other end is slidingly connected with the interior of a big slider (2); a slider guiding block (1) and the small slider (4) are in sliding connection and are simultaneously slidingly connected with the interior of the big slider (2); the slider guiding block (1) is limited with the big slider (2) by a first limiting device; the middle part of an inclined guide pillar (5) and an inclined hole (105) in the slider guiding block (1) are in sliding fit and the lower end of the inclined guide pillar (5) is arranged in the big slider (2); the big slider (2) and a base are in sliding connection and are limited by a second limiting device. Thereby, the core pulling of complex upside-down structure can be completed by several simple parts. The structure is simple and the volume is small. The device can not only realize horizontal core pulling along the side wall plane of products, but also realize the horizontal core pulling vertical to the side wall plane of products.
Description
Technical field
The present invention relates to technical field of mold, is specifically a kind of core-pulling device with the car engine cover injection mold of sidewall back-off structure.
Background technology
Car engine cover is a kind of complex-shaped auto parts, and as shown in Figure 1, part has the structure of back-off on sidewall, in other words, the sidewall of product has outstanding hollow back-off structure.Usually, this auto parts are by injection machine injection mo(u)lding, and injection mold generally carries out upper lower open die, back-off structure on this sidewall has the process of loosing core of both direction in the horizontal direction, existing along the process of loosing core on sidewall plane, have again perpendicular to the process of loosing core on sidewall plane, therefore, this back-off structure can hinder the upper bottom knockout of injection mold, and core-pulling device of the prior art is also arrange core-pulling device on Liang Chu looses core process direction separately usually, like this, can make that whole pair of mould volume is huge, complex structure.
Summary of the invention
Technical problem to be solved by this invention is, there is provided that a kind of structure is simple, volume is little, can realize loosing core along being parallel to product sidewall plane level and the core-pulling device with the car engine cover injection mold of sidewall back-off structure of loosing core perpendicular to product sidewall plane level being realized.
For solving the problems of the technologies described above, the dress of loosing core with the car engine cover injection mold of sidewall back-off structure provided by the invention, it comprises large slide block, small slide block, SLIDE GUIDE, the base be fixedly connected on injection mold lower bolster, is fixedly connected on Angle Pin on injection mold cope match-plate pattern and latch segment; Described small slide block is positioned at large slide block and one end of small slide block is the core of car engine cover sidewall back-off structure, and the other end is slidably connected on large slide block; Described SLIDE GUIDE and small slide block are slidably connected, and are slidably connected in large slide block simultaneously, SLIDE GUIDE by the first stopping means and large slide block spacing; Inclined hole on the middle part of described Angle Pin and SLIDE GUIDE is slidably matched, and lower end is positioned at large slide block, and lower end and the large slide block of described latch segment are close to; Described large slide block is connected with base sliding, and spacing by the second stopping means; Described small slide block is slidably connected on large slide block and refers to, the madial wall of large slide block has the first groove, groove depth is parallel with product sidewall plane, and the side of small slide block has projection, the height of projection of projection is parallel with product sidewall plane, and described projection is slidably connected in the first groove.
Described SLIDE GUIDE and small slide block are slidably connected and refer to, the contact surface of small slide block and SLIDE GUIDE is the first inclined-plane, first inclined-plane has long raised line, the contact surface of SLIDE GUIDE and small slide block is the second inclined-plane, second inclined-plane has long recess, and described long raised line to be connected in long recess and to be slidably connected with long recess.
The shape of cross section of described long raised line is swallow-tail form, and the shape of cross section of long recess is dovetail groove.
Described SLIDE GUIDE is slidably connected in large slide block and refers to, one of them sidewall of SLIDE GUIDE has the first raised line, large slide block has the first chute matched with the first raised line; The another one sidewall of SLIDE GUIDE has the second chute, large slide block has the second raised line matched with the second chute.
The first described stopping means comprises the first limited block and the first pin, and the madial wall of described large slide block has the second groove, and one end of the first limited block is connected with SLIDE GUIDE by the first pin, and the other end is slidably connected in the second groove.
Described base comprises base plate, the first press strip, the second press strip and cushion block, described cushion block is two pieces, and be positioned on the lower bolster of injection mold, base plate is positioned on cushion block, first press strip is connected a side compression of base plate by screw with lower bolster, second press strip to be connected with lower bolster by screw and to be compressed by the opposite side of base plate, and the first press strip, the second press strip and base plate form the chute of an inverted T-shaped, both sides, large slide block lower surface have gib block respectively, and described large slide block is connected with slide by gib block.
The second described stopping means comprises the second limited block and the second pin, and the second limited block is positioned at large slide block away from outside one end of product, and is connected with base plate by the second pin.
After adopting above structure, the present invention compared with prior art, have the following advantages: due to utilize Angle Pin with the coordinating of SLIDE GUIDE, the role transformation moving through Angle Pin is vertically upward made to be the motion of the horizontal direction vertical product sidewall plane of SLIDE GUIDE, and by oblique being slidably connected of small slide block and SLIDE GUIDE, make the movement transition of the vertical product sidewall plane of SLIDE GUIDE be the motion of the co-product sidewall plane of small slide block, thus small slide block is deviate from from the endoporus of back-off structure; Then along with Angle Pin continue move upward, just large slide block is also created the motion of the vertical product sidewall plane of horizontal direction when Angle Pin lower end and large slide block prop up, thus whole device is deviate from completely from back-off structure, complete the process of loosing core; Therefore, just can be completed the process of loosing core of baroque back-off structure by simple several part, structure is simple, volume is little, and can realize looses core along product sidewall plane level and can realize vertical product sidewall plane level looses core.
Accompanying drawing explanation
Fig. 1 is the structural representation of car engine cover of the present invention.
Fig. 2 is the structural representation of the sidewall back-off core-pulling device of car engine cover injection mold of the present invention.
Fig. 3 is structural representation when removing SLIDE GUIDE in the present invention.
Fig. 4 is the structural representation of SLIDE GUIDE in the present invention.
Fig. 5 is the sectional structure schematic diagram of length direction of the present invention.
Fig. 6 is the sectional structure schematic diagram of width of the present invention.
Fig. 7 is tail structure schematic diagram of the present invention.
Wherein: 1, SLIDE GUIDE; 101, the second inclined-plane; 102, long recess; 103, the first raised line; 104, the second chute; 105, inclined hole; 2, large slide block; 201, the first groove; 202, the second groove; 203, gib block; 204, the first chute; 205, the second raised line; 3, the first press strip; 4, small slide block; 401, the first inclined-plane; 402, long raised line; 403, projection; 5, Angle Pin; 6, the first pin; 7, the first limited block; 8, latch segment; 9, the first press strip; 10, base plate; 11, cushion block; 12, the second limited block; 13, the second pin.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
From the structural representation of the sidewall back-off core-pulling device of the car engine cover injection mold of the present invention shown in Fig. 2 ~ Fig. 7, it comprises large slide block 2, small slide block 4, SLIDE GUIDE 1, the base be fixedly connected on injection mold lower bolster, is fixedly connected on Angle Pin 5 on injection mold cope match-plate pattern and latch segment 8.Described small slide block 4 is positioned at large slide block 2 and one end of small slide block 4 is the core of car engine cover sidewall back-off structure, and the other end is slidably connected on large slide block 2.Described SLIDE GUIDE 1 and small slide block 4 are slidably connected, and are slidably connected in large slide block 2 simultaneously, SLIDE GUIDE 1 by the first stopping means and large slide block 2 spacing.Inclined hole 105 on the middle part of described Angle Pin 5 and SLIDE GUIDE 1 is slidably matched, and lower end is positioned at large slide block 2, and lower end and the large slide block 2 of described latch segment 8 are close to.Described large slide block 2 is connected with base sliding, and spacing by the second stopping means.
Described small slide block 4 is slidably connected on large slide block 2 and refers to, the madial wall of large slide block 2 has the first groove 201, groove depth is parallel with product sidewall plane, the side of small slide block 4 has projection 403, the height of projection of projection 403 is parallel with product sidewall plane, and described projection 403 is slidably connected in the first groove 201.
Described SLIDE GUIDE 1 is slidably connected with small slide block 4 and refers to, small slide block 4 is the first inclined-plane 401 with the contact surface of SLIDE GUIDE 1, first inclined-plane 401 has long raised line 402, SLIDE GUIDE 1 is the second inclined-plane 101 with the contact surface of small slide block 4, second inclined-plane 101 has long recess 102, and described long raised line 402 to be connected in long recess 102 and to be slidably connected with long recess 102.In the present embodiment, the shape of cross section of described long raised line 402 is swallow-tail form, and the shape of cross section of long recess 102 is dovetail groove.
Described SLIDE GUIDE 1 is slidably connected in large slide block 2 and refers to, one of them sidewall of SLIDE GUIDE 1 has the first raised line 103, large slide block 2 has the first chute 204 matched with the first raised line 103.The another one sidewall of SLIDE GUIDE 1 has the second chute 104, large slide block 2 has the second raised line 205 matched with the second chute 104.
The first described stopping means comprises the first limited block 7 and the first pin 6, the madial wall of described large slide block 2 has the second groove 202, one end of first limited block 7 is connected with SLIDE GUIDE 1 by the first pin 6, and the other end is slidably connected in the second groove 202.
Described base comprises base plate 10, first press strip 3, second press strip 9 and cushion block 11, described cushion block 11 is two pieces, and be positioned on the lower bolster of injection mold, base plate 10 is positioned on cushion block 11, first press strip 3 is connected a side compression of base plate 10 by screw with lower bolster, second press strip 9 to be connected with lower bolster by screw and to be compressed by the opposite side of base plate 10, and the first press strip 3, second press strip 9 and base plate 10 form the chute of an inverted T-shaped, both sides, large slide block 2 lower surface have gib block 203 respectively, and described large slide block 2 is connected with slide by gib block 203.
The second described stopping means comprises the second limited block 12 and the second pin 13, second limited block 12 is positioned at large slide block 2 away from outside one end of product, and is connected with base plate 10 by the second pin 13.
Course of action of the present invention is as follows: when car engine cover injection moulding completes the beginning demoulding, cope match-plate pattern starts to be separated with lower bolster, due to the motion vertically upward of cope match-plate pattern, Angle Pin 5 is driven to move upward, therefore, SLIDE GUIDE 1 is made to have had one to move to the vertical direction away from product sidewall plane, under the effect of small slide block 4 with the oat tail groove structure of SLIDE GUIDE 1, and under projection 403 is stuck in the situation of the first groove 201, small slide block 4 is forced to move along the direction of co-product sidewall plane, when SLIDE GUIDE 1 slides into the other end of the second groove 202 at the first limited block 7, small slide block 4 spins off completely from the endoporus of the back-off structure product sidewall, now Angle Pin 5 continues to move upward, the tail end of Angle Pin 5 is encountered on large slide block 2, large slide block 2 is forced also to move to the vertical direction away from product sidewall plane, until be subject to the position-limiting action of the second limited block 12, now large slide block 2 departs from from the back-off structure of product sidewall completely, thus completes the process of loosing core of whole back-off structure.
Claims (7)
1. there is a core-pulling device for the car engine cover injection mold of sidewall back-off structure, it is characterized in that: it comprises large slide block (2), small slide block (4), SLIDE GUIDE (1), the base be fixedly connected on injection mold lower bolster, is fixedly connected on Angle Pin (5) on injection mold cope match-plate pattern and latch segment (8); Described small slide block (4) is positioned at large slide block (2) and one end of small slide block (4) is the core of car engine cover sidewall back-off structure, and the other end is slidably connected on large slide block (2); Described SLIDE GUIDE (1) and small slide block (4) are slidably connected, and are slidably connected in large slide block (2) simultaneously, SLIDE GUIDE (1) by the first stopping means and large slide block (2) spacing; Inclined hole (105) on the middle part of described Angle Pin (5) and SLIDE GUIDE (1) is slidably matched, lower end is positioned at large slide block (2), and lower end and the large slide block (2) of described latch segment (8) are close to; Described large slide block (2) is connected with base sliding, and spacing by the second stopping means; One end of small slide block (4) is slidably connected on large slide block (2) and refers to, the madial wall of large slide block (2) has the first groove (201), groove depth is parallel with product sidewall plane, the side of small slide block (4) has projection (403), the height of projection of projection (403) is parallel with product sidewall plane, and described projection (403) is slidably connected in the first groove (201).
2. the core-pulling device with the car engine cover injection mold of sidewall back-off structure according to claim 1, it is characterized in that: described SLIDE GUIDE (1) and small slide block (4) are slidably connected and refer to, small slide block (4) is the first inclined-plane (401) with the contact surface of SLIDE GUIDE (1), first inclined-plane (401) has long raised line (402), SLIDE GUIDE (1) is the second inclined-plane (101) with the contact surface of small slide block (4), second inclined-plane (101) has long recess (102), described long raised line (402) to be connected in long recess (102) and to be slidably connected with long recess (102).
3. the core-pulling device with the car engine cover injection mold of sidewall back-off structure according to claim 2, it is characterized in that: the shape of cross section of described long raised line (402) is swallow-tail form, the shape of cross section of long recess (102) is dovetail groove.
4. the core-pulling device with the car engine cover injection mold of sidewall back-off structure according to claim 1, it is characterized in that: SLIDE GUIDE (1) is slidably connected in large slide block (2) and refers to, one of them sidewall of SLIDE GUIDE (1) has the first raised line (103), large slide block (2) has the first chute (204) matched with the first raised line (103); The another one sidewall of SLIDE GUIDE (1) has the second chute (104), large slide block (2) has the second raised line (205) matched with the second chute (104).
5. the core-pulling device with the car engine cover injection mold of sidewall back-off structure according to claim 1, it is characterized in that: the first described stopping means comprises the first limited block (7) and the first pin (6), the madial wall of described large slide block (2) has the second groove (202), one end of first limited block (7) is connected with SLIDE GUIDE (1) by the first pin (6), and the other end is slidably connected in the second groove (202).
6. the core-pulling device with the car engine cover injection mold of sidewall back-off structure according to claim 1, it is characterized in that: described base comprises base plate (10), first press strip (3), second press strip (9) and cushion block (11), described cushion block (11) is two pieces, and be positioned on the lower bolster of injection mold, base plate (10) is positioned on cushion block (11), first press strip (3) is connected a side compression of base plate (10) by screw with lower bolster, second press strip (9) to be connected with lower bolster by screw and to be compressed by the opposite side of base plate (10), and the first press strip (3), second press strip (9) and base plate (10) form the chute of an inverted T-shaped, large slide block (2) both sides, lower surface have gib block (203) respectively, described large slide block (2) is connected with slide by gib block (203).
7. the core-pulling device with the car engine cover injection mold of sidewall back-off structure according to claim 6, it is characterized in that: the second described stopping means comprises the second limited block (12) and the second pin (13), second limited block (12) is positioned at large slide block (2) away from outside one end of product, and is connected with base plate (10) by the second pin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210423915.4A CN102922689B (en) | 2012-10-30 | 2012-10-30 | Core-pulling device of automobile engine cover injection mould having side wall upside-down structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210423915.4A CN102922689B (en) | 2012-10-30 | 2012-10-30 | Core-pulling device of automobile engine cover injection mould having side wall upside-down structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102922689A CN102922689A (en) | 2013-02-13 |
| CN102922689B true CN102922689B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210423915.4A Expired - Fee Related CN102922689B (en) | 2012-10-30 | 2012-10-30 | Core-pulling device of automobile engine cover injection mould having side wall upside-down structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102922689B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909592A (en) * | 2013-01-03 | 2014-07-09 | 汉达精密电子(昆山)有限公司 | Moving slide block side-pulling mechanism inside slide block |
| CN104708772A (en) * | 2013-12-13 | 2015-06-17 | 汉达精密电子(昆山)有限公司 | Floating slider structure |
| CN108189333A (en) * | 2017-12-28 | 2018-06-22 | 欧唐科技（深圳）有限公司 | Secondary core-pulling mechanism and its core pulling method |
| CN108995155B (en) * | 2018-06-20 | 2020-10-02 | 宁波方正汽车模具股份有限公司 | Demoulding mechanism of injection mould |
| CN109849285B (en) * | 2018-12-26 | 2023-09-29 | 东莞广泽汽车饰件有限公司 | Injection molding die of automobile cup stand panel |
| CN111168944B (en) * | 2020-01-10 | 2021-10-19 | 宁波方正汽车模具股份有限公司 | Twice-action core-pulling mechanism of injection mold of air inlet casing of automobile engine |
| CN113752485B (en) * | 2021-09-14 | 2022-07-22 | 浙江凯华模具有限公司 | Injection mold slider drive core-pulling and back-off mechanism |
| CN113954313B (en) * | 2021-12-20 | 2022-03-25 | 广东鑫硕精密科技有限公司 | Secondary slide core-pulling mechanism of injection mold |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767124Y (en) * | 2005-03-02 | 2006-03-29 | 比亚迪股份有限公司 | Secondary loose core device of mold |
| CN202922908U (en) * | 2012-10-30 | 2013-05-08 | 宁波双林模具有限公司 | Core pulling device of injection mould for automobile engine cover with side wall reversed structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201530104U (en) * | 2009-11-17 | 2010-07-21 | 江苏文光车辆附件有限公司 | Injection mold bidirectional knockout core structure |
| CN202088353U (en) * | 2011-04-14 | 2011-12-28 | 福州蓝卡潞工业有限公司 | Core pulling mechanism adopting flat slide block to drive slanted slide block for die |
| CN202412610U (en) * | 2011-12-28 | 2012-09-05 | 昆山日佳力电子有限公司 | Side parting mechanism used in injection mold |
-
2012
- 2012-10-30 CN CN201210423915.4A patent/CN102922689B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2767124Y (en) * | 2005-03-02 | 2006-03-29 | 比亚迪股份有限公司 | Secondary loose core device of mold |
| CN202922908U (en) * | 2012-10-30 | 2013-05-08 | 宁波双林模具有限公司 | Core pulling device of injection mould for automobile engine cover with side wall reversed structure |
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| Publication number | Publication date |
|---|---|
| CN102922689A (en) | 2013-02-13 |
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Granted publication date: 20150408 Termination date: 20181030 |