CN102717491B - Secondary slide block core pulling mechanism - Google Patents
Secondary slide block core pulling mechanism Download PDFInfo
- Publication number
- CN102717491B CN102717491B CN201210230822.XA CN201210230822A CN102717491B CN 102717491 B CN102717491 B CN 102717491B CN 201210230822 A CN201210230822 A CN 201210230822A CN 102717491 B CN102717491 B CN 102717491B
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- slide
- slide block
- moulding
- forming
- housing
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Abstract
The invention discloses a secondary slide block core pulling mechanism, which belongs to the technical field of an injection mold. The secondary slide block core pulling mechanism comprises a shovel machine, a slide block seat, a back plate, two symmetric slide way blocks and a lateral core, wherein the two symmetric slide way blocks are connected with a fixed template; the slide block seat is positioned in a slide way between the two symmetric slide way blocks; the lateral core comprises a forming slide block, a first forming lateral slide block, a second forming lateral slide block and a pressing block; the forming slide block is connected to the slide block seat; the first forming lateral slide block and the second forming lateral slide block are attached to bevel slide ways on the two sides of the forming slide block respectively and can slide along the bevel slide ways; a first spring is arranged between the first forming lateral slide block and the slide block seat as well as between the second forming lateral slide block and the slide block seat respectively; the pressing block is connected with the forming slide block; and the left end of the pressing block is positioned in a sliding chute which is formed on the first forming lateral slide block and the second forming lateral slide block. The secondary slide block core pulling mechanism has the advantage of realizing smooth demolding for plastic products with lateral recesses and groove structures on the side walls of the lateral recesses.
Description
Technical field:
The present invention relates to a kind of injection mold, is specifically a kind of core-pulling mechanism being applied in injection mould.
Background technology:
On injection mold, when plastic product has the apertura lateralis different from die sinking direction or side when recessed, can forced stripper mechanism except rare occasion, common apertura lateralis or the side that adopts side core-pulling mechanism to carry out moulding plastic product is recessed, recessed for some simple apertura lateralises or side, common side core-drawing mechanism can be realized, but for plastic product as shown in Figure 5, owing to not only thering is side recessed 101 on this product, and on the two side of side recessed 101, also have groove 102, this structure of plastic product causes common side core-drawing mechanism cannot realize the demoulding.
Summary of the invention:
The technical problem to be solved in the present invention is, for having the plastic product also on the sidewall that side is recessed and side is recessed with groove structure, to provide a kind of secondary slide block core-pulling mechanism of the demoulding smoothly.
Technical solution of the present invention is, provide a kind of secondary slide block core-pulling mechanism with following structure: comprise shovel, take-up housing, backing plate, two symmetrical slideway pieces and for the recessed side core of moulding plastic product side, between the upper and lower surface of take-up housing, be provided with the oblique T-shaped groove that runs through take-up housing, the lower end of oblique T-shaped groove is tilted to the right, shovel bottom is provided with the oblique T-shaped structure matching with oblique T-shaped groove, the oblique T-shaped structure of shovel bottom is inserted in oblique T-shaped groove, shovel top is connected with top clamping plate with scraping wings through solid plate successively, two symmetrical slideway pieces are connected with solid plate, in the slideway of take-up housing between two symmetrical slideway pieces, backing plate pad is between take-up housing and solid plate, wherein, side core comprises forming slide, the first moulding side slide, the second moulding side slide and briquetting, forming slide is connected to the left side of take-up housing, forming slide both sides are equipped with inclined-plane slideway, the right-hand member of inclined-plane slideway tilts to the outside of forming slide, the first moulding side slide and the second moulding side slide are fitted in respectively on the inclined-plane slideway of forming slide both sides and can slide along inclined-plane slideway, the first moulding side slide left end is provided with the first spur, the second moulding side slide left end is provided with the second spur, the left end of forming slide is provided with the 3rd spur, the first spur, the second spur and the 3rd spur are jointly recessed for the side of moulding plastic product, the outside of the first spur and the second spur is equipped with the moulding boss for moulding plastic product groove, forming slide is provided with the positive stop lug boss of restriction the first moulding side slide and the second moulding side slide sliding stroke on inclined-plane slideway, the first moulding side slide and the second moulding side slide are respectively and between take-up housing, be equipped with the first spring, briquetting is connected with forming slide, and briquetting left end is positioned at the sliding tray that the first moulding side slide and the second moulding side slide are provided with.
Secondary slide block core-pulling mechanism of the present invention, wherein, backing plate is provided with positioning through hole, is inserted with locating dowel on positioning through hole, is provided with the second spring between locating dowel and solid plate, and take-up housing is provided with the detent entering for locating dowel.
Adopt after above structure, compared with prior art, secondary slide block core-pulling mechanism of the present invention has the following advantages: because side core comprises forming slide, the first moulding side slide, the second moulding side slide, the first moulding side slide and the second moulding side slide are fitted in respectively on the inclined-plane slideway of forming slide both sides and can slide along inclined-plane slideway, the right-hand member of inclined-plane slideway tilts to the outside of forming slide, the first moulding side slide and the second forming slide are respectively and between take-up housing, be equipped with the first spring, in the time loosing core, under the effect of shovel, take-up housing and forming slide slide laterally, under the effect of the elastic force of the first spring, the first moulding side slide slides along the relative forming slide of inclined-plane slideway of forming slide both sides respectively in the opposite direction with the second moulding side slide, until outwards move with forming slide again while encountering the positive stop lug boss that forming slide is provided with, in the process of sliding with the relative forming slide of the second moulding side slide at the first moulding side slide, the first moulding side slide and the second moulding side slide can be close gradually, thereby the moulding boss on the first moulding side slide and the second moulding side slide can be taken off in the groove from the recessed two side of plastic product side, then the first moulding side slide, the second moulding side slide outwards slides with forming slide again, the second spur on the first spur and the second moulding side slide on the first moulding side slide is taken off in recessed from plastic product side, complete the work of loosing core, therefore, secondary slide block core-pulling mechanism of the present invention is recessed for having side, and on the recessed sidewall of side, also there is the plastic product of groove structure, can realize the smooth demoulding.
The effect of locating dowel, the second spring and detent is, in the time loosing core, under the effect of shovel, take-up housing slides laterally, when below the detent on take-up housing moves to locating dowel, locating dowel can enter in the detent on take-up housing under the effect of the second spring power, has played the effect of positioning sliding block seat.
Brief description of the drawings:
Fig. 1 is the perspective view of secondary slide block core-pulling mechanism of the present invention;
Fig. 2 is the decomposition texture schematic diagram of secondary slide block core-pulling mechanism of the present invention;
Fig. 3 is the broken section structural representation of secondary slide block core-pulling mechanism of the present invention while being arranged between the top clamping plate of injection mold and moving platen;
Fig. 4 is the sectional structure schematic diagram of " A-A " in Fig. 3;
Fig. 5 has the perspective view also on the sidewall that side is recessed and side is recessed with the plastic product of groove structure.
Detailed description of the invention:
Below in conjunction with the drawings and specific embodiments, secondary slide block core-pulling mechanism of the present invention is described further:
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, in this detailed description of the invention, secondary slide block core-pulling mechanism of the present invention comprises shovel 1, take-up housing 4, backing plate 2, two symmetrical slideway pieces 3 and for the side core of moulding plastic product side recessed 101, between the upper and lower surface of take-up housing 4, be provided with the oblique T-shaped groove 13 that runs through take-up housing 4, the lower end of oblique T-shaped groove 13 is tilted to the right, shovel 1 bottom is provided with the oblique T-shaped structure 22 matching with oblique T-shaped groove 13, the oblique T-shaped structure 22 of shovel 1 bottom is inserted in oblique T-shaped groove 13, shovel 1 top is connected with top clamping plate 16 by screw with scraping wings 17 through solid plate 18 successively, two symmetrical slideway pieces 3 are connected by screw with solid plate 18, in the slideway of take-up housing 4 between two symmetrical slideway pieces 3, backing plate 2 pads between take-up housing 4 and solid plate 18 and by screw and is connected with solid plate 18, side core comprises forming slide 6, the first moulding side slide 7, the second moulding side slide 9 and briquetting 8, forming slide 6 is connected by screw the left side at take-up housing 4, forming slide 6 both sides are equipped with inclined-plane slideway 20, the right-hand member of inclined-plane slideway 20 tilts to the outside of forming slide 6, the first moulding side slide 7 and the second moulding side slide 9 are fitted in respectively on the inclined-plane slideway 20 of forming slide 6 both sides and can slide along inclined-plane slideway 20, the first moulding side slide 7 left ends are provided with the first spur 24, the second moulding side slide 9 left ends are provided with the second spur 25, the left end of forming slide 6 is provided with the 3rd spur 26, the first spur 24, the second spur 25 and the 3rd spur 26 are common for the side of moulding plastic product recessed 101, the outside of the first spur 24 and the second spur 25 is equipped with the moulding boss 23 for moulding plastic product groove 102, forming slide 6 is provided with the positive stop lug boss 10 of restriction the first moulding side slide 7 and the second moulding side slide 9 sliding stroke on inclined-plane slideway 20, the first moulding side slide 7 and the second moulding side slide 9 are respectively and between take-up housing 4, be equipped with the first spring 12, briquetting 8 is connected by screw with forming slide 6, and briquetting 8 left ends are positioned at the sliding tray 14 that the first moulding side slide 7 and the second moulding side slide 9 are provided with, backing plate 2 is provided with positioning through hole 21, on positioning through hole 21, be inserted with locating dowel 11, between locating dowel 11 and solid plate 18, be provided with the second spring 5, take-up housing 4 is provided with the detent 15 entering for locating dowel 11.
Operation principle of the present invention is, in point mold process of injection mold, first, moving platen 19 moves downward together with solid plate 18, at this moment take-up housing 4 moves down along shovel 1, and slide laterally under the effect of shovel 1, take-up housing 4 drives the forming slide 6 (outside that outside is herein injection mold laterally simultaneously, corresponding diagram 1, the right side of Fig. 2 and Fig. 3) mobile, until the detent 15 on take-up housing 4 moves to below locating dowel 11, locating dowel 11 enters into detent 15 on take-up housing 4 when interior under the effect of the second spring 5 elastic forces, take-up housing 4 just stops sliding, and realize location, drive in the process that forming slide 6 moves laterally at take-up housing 4, under the effect of the elastic force of the first spring 12, the first moulding side slide 7 slides along the relative forming slide 6 of inclined-plane slideway 20 of forming slide 6 both sides respectively in the opposite direction with the second moulding side slide 9, until outwards move with forming slide 6 again while encountering the positive stop lug boss 10 that forming slide 6 is provided with, in the process of sliding with the relative forming slide 6 of the second moulding side slide 9 at the first moulding side slide 7, the first moulding side slide 7 and the second moulding side slide 9 can be close gradually, thereby the moulding boss 23 on the first moulding side slide 7 and the second moulding side slide 9 can be taken off in the groove 102 from recessed 101 two sides of plastic product side, then the first moulding side slide 7, the second moulding side slide 9 outwards slides with forming slide 6 again, the second spur 25 on the first spur 24 and the second moulding side slide 9 on the first moulding side slide 7 is taken off in plastic product side recessed 101, thereby realize the process of loosing core.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skill in the art make technical scheme of the present invention, all should fall in the definite protection domain of the claims in the present invention book.
Claims (2)
1. a secondary slide block core-pulling mechanism, comprise shovel (1), take-up housing (4), backing plate (2), two symmetrical slideway pieces (3) and for the side core of moulding plastic product side recessed (101), between the upper and lower surface of described take-up housing (4), be provided with the oblique T-shaped groove (13) that runs through take-up housing (4), the lower end of described oblique T-shaped groove (13) is tilted to the right, described shovel (1) bottom is provided with the oblique T-shaped structure (22) matching with oblique T-shaped groove (13), the oblique T-shaped structure (22) of described shovel (1) bottom is inserted in oblique T-shaped groove (13), described shovel (1) top is connected with top clamping plate (16) with scraping wings (17) through solid plate (18) successively, described two symmetrical slideway pieces (3) are connected with solid plate (18), described take-up housing (4) is positioned at two slideways between symmetrical slideway piece (3), described backing plate (2) pads between take-up housing (4) and solid plate (18), it is characterized in that: described side core comprises forming slide (6), the first moulding side slide (7), the second moulding side slide (9) and briquetting (8), described forming slide (6) is connected to the left side of take-up housing (4), described forming slide (6) both sides are equipped with inclined-plane slideway (20), the right-hand member of described inclined-plane slideway (20) tilts to the outside of forming slide (6), the inclined-plane slideway (20) that described the first moulding side slide (7) and the second moulding side slide (9) are fitted in respectively forming slide (6) both sides above also can slide along inclined-plane slideway (20), described the first moulding side slide (7) left end is provided with the first spur (24), the second moulding side slide (9) left end is provided with the second spur (25), the left end of forming slide (6) is provided with the 3rd spur (26), described the first spur (24), the common side recessed (101) for moulding plastic product of the second spur (25) and the 3rd spur (26), the outside of described the first spur (24) and the second spur (25) is equipped with the moulding boss (23) for moulding plastic product groove (102), described forming slide (6) is provided with the positive stop lug boss (10) of restriction the first moulding side slide (7) and the second moulding side slide (9) sliding stroke on inclined-plane slideway (20), between described the first moulding side slide (7) and the second moulding side slide (9) and take-up housing (4), be equipped with the first spring (12), described briquetting (8) is connected with forming slide (6), and briquetting (8) left end is positioned at the sliding tray (14) that the first moulding side slide (7) and the second moulding side slide (9) are provided with.
2. secondary slide block core-pulling mechanism according to claim 1, it is characterized in that: described backing plate (2) is provided with positioning through hole (21), on described positioning through hole (21), be inserted with locating dowel (11), between described locating dowel (11) and solid plate (18), be provided with the second spring (5), described take-up housing (4) is provided with the detent (15) entering for locating dowel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210230822.XA CN102717491B (en) | 2012-07-03 | 2012-07-03 | Secondary slide block core pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210230822.XA CN102717491B (en) | 2012-07-03 | 2012-07-03 | Secondary slide block core pulling mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102717491A CN102717491A (en) | 2012-10-10 |
| CN102717491B true CN102717491B (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210230822.XA Expired - Fee Related CN102717491B (en) | 2012-07-03 | 2012-07-03 | Secondary slide block core pulling mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN102717491B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934978A (en) * | 2013-01-23 | 2014-07-23 | 厦门市欣成业工贸有限公司 | Plastic mold capable of finishing back-off core pulling of product |
| TW201521995A (en) * | 2013-12-10 | 2015-06-16 | Quanta Comp Inc | Injection molding device |
| CN104760223B (en) * | 2015-04-07 | 2017-11-28 | 宁波双林模具有限公司 | A kind of Two Steps Core Pulling device of injection mold polyisocyanate core body transverse slider |
| CN104772869A (en) * | 2015-05-03 | 2015-07-15 | 陈伟娅 | Sliding block head two-edge inward-shrinkage sliding block core-pulling mechanism |
| CN105773918B (en) * | 2016-04-23 | 2017-12-05 | 东莞市盛涵精密塑胶制品有限公司 | A kind of mould with anticollision sliding block and the block structure that baroclines |
| CN106493920B (en) * | 2016-11-25 | 2019-03-08 | 武汉通畅汽车电子照明有限公司 | A kind of demoulding mechanism with fixed workpiece function |
| CN106738699A (en) * | 2016-12-30 | 2017-05-31 | 广东长盈精密技术有限公司 | Side core-pulling mechanism and mould |
| CN107009579A (en) * | 2017-03-15 | 2017-08-04 | 广东长盈精密技术有限公司 | Mould |
| CN107415156B (en) * | 2017-03-30 | 2023-06-13 | 神通科技集团股份有限公司 | Automatic plug mechanism of mould core bar |
| CN107322887A (en) * | 2017-08-21 | 2017-11-07 | 科成精密模塑科技无锡有限公司 | A kind of inner core pulling structure of injection mold |
| CN110421796B (en) * | 2019-08-27 | 2024-04-05 | 厦门新倍鑫模具有限公司 | Mould secondary core-pulling structure for replacing slider hinge tooth structure |
| CN112936765B (en) * | 2021-03-19 | 2022-08-26 | 重庆持恒模具有限公司 | Core pulling mechanism for inward opening handle of vehicle door |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201189708Y (en) * | 2008-03-04 | 2009-02-04 | 谷崧精密工业股份有限公司 | Mould for making barb |
| CN201597157U (en) * | 2009-12-28 | 2010-10-06 | 海尔集团公司 | Injection mold with core-pulling mechanism driven by mold opening and closing |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3296670B2 (en) * | 1994-09-12 | 2002-07-02 | 古河電気工業株式会社 | Injection mold |
| WO1998040197A1 (en) * | 1997-03-10 | 1998-09-17 | Progressive Components International Corporation | Molding side-action mechanism and method |
-
2012
- 2012-07-03 CN CN201210230822.XA patent/CN102717491B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201189708Y (en) * | 2008-03-04 | 2009-02-04 | 谷崧精密工业股份有限公司 | Mould for making barb |
| CN201597157U (en) * | 2009-12-28 | 2010-10-06 | 海尔集团公司 | Injection mold with core-pulling mechanism driven by mold opening and closing |
Non-Patent Citations (3)
| Title |
|---|
| JP特開平8-80548A 1996.03.26 |
| 侧向与斜向二次抽芯注射模设计;黄力;《模具工业》;20110731;第37卷(第7期);47-49 * |
| 黄力.侧向与斜向二次抽芯注射模设计.《模具工业》.2011,第37卷(第7期),47-49. |
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| Publication number | Publication date |
|---|---|
| CN102717491A (en) | 2012-10-10 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20140723 Termination date: 20170703 |