CN102717491A - Secondary slide block core pulling mechanism - Google Patents
Secondary slide block core pulling mechanism Download PDFInfo
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- CN102717491A CN102717491A CN201210230822XA CN201210230822A CN102717491A CN 102717491 A CN102717491 A CN 102717491A CN 201210230822X A CN201210230822X A CN 201210230822XA CN 201210230822 A CN201210230822 A CN 201210230822A CN 102717491 A CN102717491 A CN 102717491A
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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, specifically is a kind of core-pulling mechanism that is applied in the injection mould.
Background technology:
On injection mold; When plastic product has the apertura lateralis different with the die sinking direction or side when recessed, can forced stripper mechanism except that rare occasion, adopt side core-pulling mechanism to come the apertura lateralis of moulding plastics product or side recessed usually; Recessed for some simple apertura lateralises or side; Common side core-drawing mechanism can both be realized, but for plastic product as shown in Figure 5, not only have side recessed 101 owing 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 can't realize the demoulding.
Summary of the invention:
The technical problem that the present invention will solve is for having the plastic product that also has groove structure on the sidewall that side is recessed and side is recessed, a kind of secondary slide block core-pulling mechanism of the demoulding smoothly to be provided.
Technical solution of the present invention is; A kind of secondary slide block core-pulling mechanism with following structure is provided: comprise shovel machine, take-up housing, backing plate, two symmetrical slideway pieces and be used for the recessed side core of moulding plastics product side, be provided with the oblique T type groove that runs through take-up housing between the upper and lower surface of take-up housing, tiltedly the lower end of T type groove is tilted to the right; Shovel machine bottom is provided with the oblique T type structure that matches with oblique T type groove; The oblique T type structure of shovel machine bottom is inserted in the oblique T type groove, and shovel machine top is passed solid plate successively and is connected with top clamping plate with scraping wings, and two symmetrical slideway pieces are connected with solid plate; In the slideway of take-up housing between two symmetrical slideway pieces; The backing plate pad is between take-up housing and solid plate, and wherein, side core comprises forming slide, the first moulding side slide, second moulding side slide and the briquetting; Forming slide is connected the left side of take-up housing; The forming slide both sides are equipped with the inclined-plane slideway, and the right-hand member of inclined-plane slideway is to the outer tilt of forming slide, and the first moulding side slide and the second moulding side slide are fitted on the inclined-plane slideway of forming slide both sides respectively and can slide by slideway along the inclined-plane; The first moulding side slide left end is provided with first spur, the second moulding side slide left end is provided with second spur; The left end of forming slide is provided with the 3rd spur, and the side that first spur, second spur and the 3rd spur are used for the moulding plastics product jointly is recessed, and the outside of first spur and second spur is equipped with the moulding boss that is used for moulding plastics product groove; Forming slide is provided with the positive stop lug boss of the restriction first moulding side slide and second moulding side slide sliding stroke on the inclined-plane slideway; The first moulding side slide and the second moulding side slide respectively and be equipped with first spring between the take-up housing, briquetting is connected with forming slide, and the 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 reference column on the positioning through hole, is provided with second spring between reference column and the solid plate, and take-up housing is provided with the detent that supplies reference column to get into.
After adopting 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 on the inclined-plane slideway of forming slide both sides respectively and can slide by slideway along the inclined-plane, and the right-hand member of inclined-plane slideway is to the outer tilt of forming slide; The first moulding side slide and second forming slide are respectively and be equipped with first spring between the take-up housing; When loosing core, under the effect of shovel machine, take-up housing and forming slide slide laterally; Under the effect of the elastic force of first spring; The first moulding side slide and the second moulding side slide slide along the relative forming slide of inclined-plane slideway of forming slide both sides respectively in the opposite direction, when running into the positive stop lug boss that forming slide is provided with, outwards move with forming slide, in the process that the relative forming slide with the second moulding side slide of the first moulding side slide slides again; The first moulding side slide and the second moulding side slide can be gradually near; Thereby the moulding boss on the first moulding side slide and the second moulding side slide can be taken off in the groove on the recessed two side of plastic product side, and the first moulding side slide, the second moulding side slide outwards slide with forming slide more then, and first spur and second spur on the second moulding side slide on the first moulding side slide taken off in recessed from the plastic product side; The completion work of loosing core; Therefore, secondary slide block core-pulling mechanism of the present invention can be realized the smooth demoulding for having the plastic product that also has groove structure on the sidewall that side is recessed and side is recessed.
The effect of reference column, second spring and detent is; When loosing core; Under the effect of shovel machine, take-up housing slides laterally, when below the detent on the take-up housing moves to reference column; Reference column can enter under the effect of the second spring power in the detent on the take-up housing, has played the effect of positioning sliding block seat.
Description of drawings:
Fig. 1 is the perspective view of secondary slide block core-pulling mechanism of the present invention;
Fig. 2 is the decomposition texture sketch map 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 when being installed between top clamping plate and the moving platen of injection mold;
Fig. 4 is the sectional structure sketch map of " A-A " among Fig. 3;
Fig. 5 has the perspective view that also has the plastic product of groove structure on the sidewall that side is recessed and side is recessed.
The specific embodiment:
Below in conjunction with the accompanying drawing and the specific embodiment secondary slide block core-pulling mechanism of the present invention is described further:
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4; In this specific embodiment; Secondary slide block core-pulling mechanism of the present invention comprises shovel machine 1, take-up housing 4, backing plate 2, two symmetrical slideway pieces 3 and the side core that is used for moulding plastics product side recessed 101; Be provided with the oblique T type groove 13 that runs through take-up housing 4 between the upper and lower surface of take-up housing 4, tiltedly the lower end of T type groove 13 is tilted to the right, and shovel machine 1 bottom is provided with the oblique T type structure 22 that matches with oblique T type groove 13; The oblique T type structure 22 of shovel machine 1 bottom is inserted in the oblique T type groove 13; Shovel machine 1 top is passed solid plate 18 successively and is connected with top clamping plate 16 through screw with scraping wings 17, and two symmetrical slideway pieces 3 and solid plate 18 are connected through screw, in the slideway of take-up housing 4 between two symmetrical slideway pieces 3; Backing plate 2 pad also is connected with solid plate 18 through screw between take-up housing 4 and solid plate 18; Side core comprises forming slide 6, the first moulding side slide 7, the second moulding side slide 9 and briquetting 8, and forming slide 6 is connected the left side of take-up housing 4 through screw, and forming slide 6 both sides are equipped with inclined-plane slideway 20; The right-hand member of inclined-plane slideway 20 is to the outer tilt of forming slide 6; The first moulding side slide 7 and the second moulding side slide 9 are fitted on the inclined-plane slideway 20 of forming slide 6 both sides respectively and can slide by slideway 20 along the inclined-plane, and the first moulding side slide, 7 left ends are provided with first spur 24, the second moulding side slide, 9 left ends are provided with second spur 25, and the left end of forming slide 6 is provided with the 3rd spur 26; First spur 24, second spur 25 and the 3rd spur 26 are used for the side recessed 101 of moulding plastics product jointly; The outside of first spur 24 and second spur 25 is equipped with the moulding boss 23 that is used for moulding plastics product groove 102, and forming slide 6 is provided with the restriction first moulding side slide 7 and the second moulding side slide 9 at positive stop lug boss 10, the first moulding side slides 7 of sliding stroke on the inclined-plane slideway 20 and the second moulding side slide 9 respectively and be equipped with first spring 12 between the take-up housing 4; Briquetting 8 and forming slide 6 are connected through screw; 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, and backing plate 2 is provided with positioning through hole 21, is inserted with reference column 11 on the positioning through hole 21; Be provided with second spring 5 between reference column 11 and the solid plate 18, take-up housing 4 is provided with the detent 15 that supplies reference column 11 to get into.
Operation principle of the present invention is; In the branch mold process of injection mold, at first, moving platen 19 moves downward with solid plate 18 together; At this moment take-up housing 4 moves down along shovel machine 1; And under the effect of shovel machine 1, slide laterally, take-up housing 4 drive simultaneously forming slide 6 laterally (the outside here is the outside of injection mold, the right side of corresponding diagram 1, Fig. 2 and Fig. 3) move; Detent 15 on take-up housing 4 moves to below the reference column 11; When reference column 11 entered in the detent 15 on the take-up housing 4 under the effect of second spring, 5 elastic forces, take-up housing 4 just stopped to slide, and has realized the location; Drive in the mobile laterally process of forming slide 6 at take-up housing 4; Under the effect of the elastic force of first spring 12, the first moulding side slide 7 and the second moulding side slide 9 slide along the inclined-plane slideway 20 relative forming slides 6 of forming slide 6 both sides respectively in the opposite direction, when running into the positive stop lug boss 10 that forming slide 6 is provided with, outwards move with forming slide 6 again; In the process of the first moulding side slide 7 and 9 relative forming slides 6 slips of the second moulding side slide; The first moulding side slide 7 and the second moulding side slide 9 can be gradually near, take off thereby moulding boss 23 on the first moulding side slide 7 and the second moulding side slide 9 is understood in the groove 102 from recessed 101 two sides of plastic product side, the first moulding side slide 7, the second moulding side slide 9 outwards slide with forming slide 6 more then; First spur 24 and second spur 25 on the second moulding side slide 9 on the first moulding side slide 7 are taken off in plastic product side recessed 101, thereby realize the process of loosing core.
Above-described embodiment describes preferred implementation of the present invention; Be not that scope of the present invention is limited; Design under the prerequisite of spirit not breaking away from the present invention; Various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (2)
1. secondary slide block core-pulling mechanism; Comprise shovel machine (1), take-up housing (4), backing plate (2), two symmetrical slideway pieces (3) and the side core that is used for moulding plastics product side recessed (101); Be provided with the oblique T type groove (13) that runs through take-up housing (4) between the upper and lower surface of said take-up housing (4); The lower end of said oblique T type groove (13) is tilted to the right; Said shovel machine (1) bottom is provided with the oblique T type structure (22) that matches with oblique T type groove (13); The oblique T type structure (22) of said shovel machine (1) bottom is inserted in the oblique T type groove (13); Said shovel machine (1) top is passed solid plate (18) successively and is connected with top clamping plate (16) with scraping wings (17); Said two symmetrical slideway pieces (3) are connected with solid plate (18); Said take-up housing (4) is positioned at two slideways between the symmetrical slideway piece (3); Said backing plate (2) pad is between take-up housing (4) and solid plate (18); It is characterized in that: said side core comprises forming slide (6), the first moulding side slide (7), the second moulding side slide (9) and briquetting (8); Said forming slide (6) is connected the left side of take-up housing (4); Said forming slide (6) both sides are equipped with inclined-plane slideway (20), and the right-hand member of said inclined-plane slideway (20) is to the outer tilt of forming slide (6), and the said first moulding side slide (7) and the second moulding side slide (9) are fitted in the inclined-plane slideway (20) of forming slide (6) both sides respectively and go up also and can slide by slideway (20) along the inclined-plane; Said first moulding side slide (7) left end is provided with first spur (24), second moulding side slide (9) left end is provided with second spur (25); The left end of forming slide (6) is provided with the 3rd spur (26), and said first spur (24), second spur (25) and the 3rd spur (26) are used for the side recessed (101) of moulding plastics product jointly, and the outside of said first spur (24) and second spur (25) is equipped with the moulding boss (23) that is used for moulding plastics product groove (102); Said forming slide (6) is provided with the positive stop lug boss (10) of the restriction first moulding side slide (7) and the second moulding side slide (9) last sliding stroke of slideway (20) on the inclined-plane; The said first moulding side slide (7) and the second moulding side slide (9) respectively and be equipped with first spring (12) between the take-up housing (4), said 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: said backing plate (2) is provided with positioning through hole (21); Be inserted with reference column (11) on the said positioning through hole (21); Be provided with second spring (5) between said reference column (11) and the solid plate (18), said take-up housing (4) is provided with the detent (15) that supplies reference column (11) to get into.
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 true CN102717491A (en) | 2012-10-10 |
| CN102717491B CN102717491B (en) | 2014-07-23 |
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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 |
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| Country | Link |
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| CN (1) | CN102717491B (en) |
Cited By (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 |
| CN104690910A (en) * | 2013-12-10 | 2015-06-10 | 广达电脑股份有限公司 | Injection molding die |
| CN104760223A (en) * | 2015-04-07 | 2015-07-08 | 宁波双林模具有限公司 | Substep core-pulling device of multi-different-core-body horizontal sliding block for injection mould |
| CN104772869A (en) * | 2015-05-03 | 2015-07-15 | 陈伟娅 | Sliding block head two-edge inward-shrinkage sliding block core-pulling mechanism |
| CN105773918A (en) * | 2016-04-23 | 2016-07-20 | 东莞市盛涵精密塑胶制品有限公司 | Die with anti-collision slider and obliquely-pressing block structure |
| CN106493920A (en) * | 2016-11-25 | 2017-03-15 | 武汉通畅汽车电子照明有限公司 | A kind of mould emptier 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 |
| 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 |
| CN107415156A (en) * | 2017-03-30 | 2017-12-01 | 宁波神通模塑有限公司 | A kind of die core rod automatic plug mechanism |
| CN110421796A (en) * | 2019-08-27 | 2019-11-08 | 厦门新倍鑫模具有限公司 | A kind of mould secondary pulled core structure of substitution sliding block hinge dental structure |
| CN112936765A (en) * | 2021-03-19 | 2021-06-11 | 重庆持恒模具有限公司 | Core pulling mechanism for inward opening handle of vehicle door |
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| JPH0880548A (en) * | 1994-09-12 | 1996-03-26 | Furukawa Electric Co Ltd:The | Injection mold |
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-
2012
- 2012-07-03 CN CN201210230822.XA patent/CN102717491B/en not_active Expired - Fee Related
Patent Citations (4)
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| JPH0880548A (en) * | 1994-09-12 | 1996-03-26 | Furukawa Electric Co Ltd:The | Injection mold |
| WO1998040197A1 (en) * | 1997-03-10 | 1998-09-17 | Progressive Components International Corporation | Molding side-action mechanism and method |
| 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 (1)
| Title |
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| 黄力: "侧向与斜向二次抽芯注射模设计", 《模具工业》 * |
Cited By (15)
| 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 |
| CN104690910B (en) * | 2013-12-10 | 2017-04-12 | 广达电脑股份有限公司 | Injection molding die |
| CN104690910A (en) * | 2013-12-10 | 2015-06-10 | 广达电脑股份有限公司 | Injection molding die |
| CN104760223A (en) * | 2015-04-07 | 2015-07-08 | 宁波双林模具有限公司 | Substep core-pulling device of multi-different-core-body horizontal sliding block for injection mould |
| CN104772869A (en) * | 2015-05-03 | 2015-07-15 | 陈伟娅 | Sliding block head two-edge inward-shrinkage sliding block core-pulling mechanism |
| CN105773918A (en) * | 2016-04-23 | 2016-07-20 | 东莞市盛涵精密塑胶制品有限公司 | Die with anti-collision slider and obliquely-pressing block structure |
| CN106493920A (en) * | 2016-11-25 | 2017-03-15 | 武汉通畅汽车电子照明有限公司 | A kind of mould emptier 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 |
| CN107415156A (en) * | 2017-03-30 | 2017-12-01 | 宁波神通模塑有限公司 | A kind of die core rod automatic plug mechanism |
| 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 |
| CN110421796A (en) * | 2019-08-27 | 2019-11-08 | 厦门新倍鑫模具有限公司 | A kind of mould secondary pulled core structure of substitution sliding block hinge dental structure |
| 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 |
| CN112936765A (en) * | 2021-03-19 | 2021-06-11 | 重庆持恒模具有限公司 | Core pulling mechanism for inward opening handle of vehicle door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102717491B (en) | 2014-07-23 |
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Granted publication date: 20140723 Termination date: 20170703 |