CN101875224A - Injection die with taper pin bisect mechanism - Google Patents
Injection die with taper pin bisect mechanism Download PDFInfo
- Publication number
- CN101875224A CN101875224A CN2010102145971A CN201010214597A CN101875224A CN 101875224 A CN101875224 A CN 101875224A CN 2010102145971 A CN2010102145971 A CN 2010102145971A CN 201010214597 A CN201010214597 A CN 201010214597A CN 101875224 A CN101875224 A CN 101875224A
- Authority
- CN
- China
- Prior art keywords
- pin
- taper pin
- male model
- taper
- injection mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 210000002435 tendon Anatomy 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 230000009471 action Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to an injection die with a taper pin bisect mechanism, comprising a lower fixed plate, a jacking plate, a male die body and a female die body. A male die core is fixedly arranged on the male die body, a female die core is arranged on the female die body, a pair of inclined guided grooves are arranged on the male die core and internally and glidingly provided with a first inclined pin and a second inclined pin, a die cavity is formed among the male die core, the female die core, the first inclined pin and the second inclined pin, the male die body is provided with a jacking pin which can slide along the longitudinal direction, the upper end part of the jacking pin abuts on the lower side of the first inclined pin, and the lower end part of the jacking pin is connected with the jacking plate. In a jacking process, the jacking pin pushes the first inclined pin to move upwards and pushes the second inclined pin upwards through a projection so that the first inclined pin and the second inclined pin finish jacking action along the inclined guided grooves. In a die-matching process, the female die core falls, abuts on the top surface of the second inclined pin, pushes the second inclined pin to move downwards and drives the first inclined pin to also move downwards so that the first inclined pin and the second inclined pin finish return action along the inclined guided grooves.
Description
Technical field
The present invention relates to a kind of injection mold.
Background technology
When manufacturing plastic product 15 as accompanying drawing 1 as shown in,, need employing to have the injection mold of splitting inclined pin structure usually and make because pin 151 structures on the product belong to complete all barbs by injection moulding process.Yet traditional taper pin injection mold of splitting all is to adopt spring-piece type to split inclined pin structure usually, and the taper pin stroke of this structure is long, and fracture easily.
Summary of the invention
The object of the invention provides a kind of injection mold with taper pin to opening mechanism, and it has good mechanism stable.
For achieving the above object, the technical solution used in the present invention is: a kind of injection mold with taper pin to opening mechanism, it comprises bottom plate, be arranged on the liftout plate on the described bottom plate movable along the longitudinally, be arranged on the male model body of described liftout plate top, the master mold body that matches with described male model body, be set with male model benevolence on the described male model body, described master mold body is provided with mother module core, described male model benevolence is provided with a pair of oblique guide groove, first taper pin and second taper pin have been mounted slidably respectively in a pair of described oblique guide groove, described male model benevolence, form die cavity between mother module core and described first taper pin and second taper pin; Described male model body is provided with longitudinally slidably knock pin, the upper end of described knock pin is against the below of described first taper pin and second taper pin, the bottom of described knock pin is connected with described liftout plate, one side of described first taper pin has first inclined-plane, the opposite side of described first taper pin has first die cavity and projection, one side of described second taper pin has second inclined-plane, the opposite side of described second taper pin has second die cavity and groove, described first die cavity is relative with second die cavity, when described injection mold matched moulds, described projection is inserted in the described groove.
Further, also be provided with spacer pin on the described male model benevolence, offer stopper slot on described second taper pin, described spacer pin is inserted in the described stopper slot slidably.
Further, be set with screw-casing on the described liftout plate, described screw-casing internal thread is connected with knock-pin, also is set with on the described liftout plate and ejects limited block.
Further, described oblique guide groove is a T-slot, the both sides of described first taper pin have slip respectively and are inserted in the first interior convex tendon of described oblique guide groove, and the both sides of described second taper pin have slip respectively and are inserted in the second interior convex tendon of described oblique guide groove.
Further, the bottom land of described groove arrives the distance of the bottom surface of described first taper pin less than the upper surface of described projection to the distance of the bottom surface of described second taper pin.
In the process of ejecting, knock pin up moves, and promotes first taper pin and moves upward, and by projection second taper pin is also moved upward, and ejects action thereby first taper pin and second taper pin are finished along oblique guide groove.
In the matched moulds process, mother module core falls, and when it arrived to the end face of second taper pin, second taper pin moved downward and by projection first taper pin also moved downward, thereby made first taper pin and second taper pin finish revert action along oblique guide groove.
The present invention compared with prior art has following advantage and effect: the present invention has shortened the length of taper pin, utilizes short ejection stroke just first taper pin and second taper pin can be separated; First taper pin of the present invention and second taper pin utilize knock pin and oblique guide barrel construction, make taper pin eject action and revert action separate, the elasticity of demand parts are assisted return, have not improved mechanism stability.
Description of drawings
Accompanying drawing 1 is the stereogram of converted products;
Accompanying drawing 2 is the structural representation of injection mold of the present invention when matched moulds;
Accompanying drawing 3 is the structural representation of injection mold of the present invention when die sinking;
Accompanying drawing 4 is the stereogram of first taper pin of the present invention;
Accompanying drawing 5 is the stereogram of second taper pin of the present invention;
Wherein: 1, bottom plate; 2, liftout plate; 3, eject limited block; 4, knock-pin; 5, screw-casing; 6, first taper pin; 6, knock pin; 7, male model body; 8, master mold body; 9, male model benevolence; 10, mother module core; 11, first taper pin; 12, second taper pin; 13, spacer pin; 14, water route; 15, product; 151, pivot pin; 111, first inclined-plane; 112, projection; 113, first die cavity; 114, first convex tendon; 121, second inclined-plane; 122, groove; 123, second die cavity; 124, second convex tendon; 125, stopper slot.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described, described in the specification " on ", D score position relation concerns corresponding with upper and lower position shown in the accompanying drawing 2.
A kind of injection mold with taper pin to opening mechanism, it comprises bottom plate 1, be arranged on the liftout plate 2 on the described bottom plate 1 movable along the longitudinally, be arranged on the male model body 7 of described liftout plate 2 tops, the master mold body 8 that matches with described male model body 7, be set with male model benevolence 9 on the described male model body 7, described master mold body 8 is provided with mother module core 10, described male model benevolence 9 is provided with a pair of oblique guide groove, this oblique guide groove extends upward from the bottom angled of male model benevolence 9, and the distance between a pair of oblique guide groove is bottom-up to be increased gradually, first taper pin 11 and second taper pin 12 have been mounted slidably in a pair of described oblique guide groove respectively, described male model benevolence 9, form die cavity between mother module core 10 and described first taper pin 11 and second taper pin 12.
Described male model body 7 is provided with longitudinally slidably knock pin 6, the upper end of described knock pin 6 is against the below of described first taper pin 11 and second taper pin 12, the bottom of described knock pin 6 is connected with described liftout plate 2, be set with screw-casing 5 on the described liftout plate 2, described screw-casing 5 internal threads are connected with knock-pin 4, knock-pin 4 rotates and will drive described liftout plate 2 and can move up and down between fixed head 1 and male model body 7, finishes taper pin and ejects action thereby the process that liftout plate 2 moves up will drive knock pin 6 promotion first taper pins 11 and second taper pin 12; Length for restriction knock pin 6 stretches out also is set with on the described liftout plate 2 and ejects limited block 3.
The side surface that described first taper pin 11 matches with oblique guide groove has first inclined-plane 111, the opposite side of described first taper pin 11 has first die cavity 113 and projection 112, described oblique guide groove is a T-slot, the both sides of described first taper pin 11 have first convex tendon 114 respectively, and a pair of first convex tendon 114 is slidably inserted in described T-slot.The side surface that described second taper pin 12 matches with oblique guide groove has second inclined-plane 121, the opposite side of described second taper pin 12 has second die cavity 123 and groove 122, the both sides of described second taper pin 12 have second convex tendon 124 respectively, and a pair of second convex tendon 124 is slidably inserted in described T-slot.
When described injection mold matched moulds, described projection 112 is inserted in the described groove 122, and described first die cavity 113 and 123 butt joints of second die cavity form complete die cavity, the pivot pin 151 of shaped article 15 just in this die cavity injection moulding obtain.Wherein, the bottom surface of first taper pin 11 and second taper pin 12 can flush, and bottom surface that also can second taper pin 12 is a little more than the bottom surface of first taper pin 11.Eject in the process, if the bottom surface of first taper pin 11 and second taper pin 12 flushes, during knock pin 6 jackings, be against simultaneously on the bottom surface of first taper pin 11 and second taper pin 12, in the matched moulds process, when mother module core 10 falls, simultaneously first taper pin 11 and second taper pin 12 are finished return to pressing down.And in the preferred embodiments of the present invention, the bottom land of described groove 122 arrives the distance of the bottom surface of described first taper pin 11 less than the upper surface of described projection 112 to the distance of the bottom surface of described second taper pin 12, when the injection mold die sinking, knock-pin 4 drives liftout plate 2 and moves upward, thereby make knock pin 6 upwards with 11 jackings of first taper pin, because 12 of second taper pins are above projection 112, therefore first taper pin, 11 drives, second taper pin 12 rises synchronously along oblique guide groove, in the process that rises, distance between first taper pin 11 and second taper pin 12 increases, during to the position shown in the accompanying drawing 3, distance between first taper pin 11 and second taper pin 12 is enough to satisfy injecting products 15 demouldings, and this moment, projection 112 still had part to be positioned at groove 122.In the matched moulds process, knock-pin 4 counter-rotatings drive liftout plate 2 and descend, and then drive knock pin 6 decline returns, and mother module core 10 is in dropping process, at first touch second taper pin 12, when the bottom surface of mother module core 10 was against on the upper surface of second taper pin 12, second taper pin 12 was pressed downward, and the effect by projection 112 simultaneously makes first taper pin 11 along the synchronous landing of oblique guide groove.Since a pair of taper pin eject with the return process in adopted different modes to move respectively, therefore improved mechanism stability.
For limiting the climb of first taper pin 11 and second taper pin 12, also be provided with spacer pin 13 on the described male model benevolence 9, offer stopper slot 125 on described second taper pin 12, described spacer pin 13 is inserted in the described stopper slot 125 slidably, when second taper pin 12 arrived die sinking position, spacer pin 13 will block second taper pin 12.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. injection mold with taper pin to opening mechanism, it is characterized in that: it comprises bottom plate (1), be arranged on the liftout plate (2) on the described bottom plate (1) movable along the longitudinally, be arranged on the male model body (7) of described liftout plate (2) top, the master mold body (8) that matches with described male model body (7), be set with male model benevolence (9) on the described male model body (7), described master mold body (8) is provided with mother module core (10), described male model benevolence (9) is provided with a pair of oblique guide groove, first taper pin (11) and second taper pin (12) have been mounted slidably in a pair of described oblique guide groove respectively, described male model benevolence (9), form die cavity between mother module core (10) and described first taper pin (11) and second taper pin (12); Described male model body (7) is provided with longitudinally slidably knock pin (6), the upper end of described knock pin (6) is against the below of described first taper pin (11) and second taper pin (12), the bottom of described knock pin (6) is connected with described liftout plate (2), one side of described first taper pin (11) has first inclined-plane (111), the opposite side of described first taper pin (11) has first die cavity (113) and projection (112), one side of described second taper pin (12) has second inclined-plane (121), the opposite side of described second taper pin (12) has second die cavity (123) and groove (122), described first die cavity (113) is relative with second die cavity (123), when described injection mold matched moulds, described projection (112) is inserted in the described groove (122).
2. the injection mold with taper pin to opening mechanism according to claim 1, it is characterized in that: also be provided with spacer pin (13) on the described male model benevolence (9), offer stopper slot (125) on described second taper pin (12), described spacer pin (13) is inserted in the described stopper slot (125) slidably.
3. the injection mold with taper pin to opening mechanism according to claim 1, it is characterized in that: be set with screw-casing (5) on the described liftout plate (2), described screw-casing (5) internal thread is connected with knock-pin (4), also is set with on the described liftout plate (2) to eject limited block (3).
4. the injection mold with taper pin to opening mechanism according to claim 1, it is characterized in that: described oblique guide groove is a T-slot, the both sides of described first taper pin (11) have slip respectively and are inserted in interior first convex tendon (114) of described oblique guide groove, and the both sides of described second taper pin (12) have slip respectively and are inserted in interior second convex tendon (124) of described oblique guide groove.
5. the injection mold with taper pin to opening mechanism according to claim 1 is characterized in that: the bottom land of described groove (122) arrives the distance of the bottom surface of described first taper pin (11) less than the upper surface of described projection (112) to the distance of the bottom surface of described second taper pin (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010214597 CN101875224B (en) | 2010-06-30 | 2010-06-30 | Injection die with taper pin bisect mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010214597 CN101875224B (en) | 2010-06-30 | 2010-06-30 | Injection die with taper pin bisect mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101875224A true CN101875224A (en) | 2010-11-03 |
| CN101875224B CN101875224B (en) | 2013-10-30 |
Family
ID=43017957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010214597 Expired - Fee Related CN101875224B (en) | 2010-06-30 | 2010-06-30 | Injection die with taper pin bisect mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101875224B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049551A (en) * | 2018-08-30 | 2018-12-21 | 珠海格力精密模具有限公司 | Pitched roof core pulling structure and injection mold with same |
| CN114474620A (en) * | 2020-10-28 | 2022-05-13 | 汉达精密电子(昆山)有限公司 | The forming structure of the hook |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002120262A (en) * | 2000-10-16 | 2002-04-23 | Nissan Motor Co Ltd | Injection mold |
| CN2863429Y (en) * | 2006-01-05 | 2007-01-31 | 汉达精密电子(昆山)有限公司 | Die skew pin exit structure |
| CN2900132Y (en) * | 2006-03-20 | 2007-05-16 | 佛山市顺德区汉达精密电子科技有限公司 | Auxiliary demoulding structure for master pattern |
| CN200970868Y (en) * | 2006-07-28 | 2007-11-07 | 佛山市顺德区汉达精密电子科技有限公司 | Barb processing structure |
| CN101347981A (en) * | 2007-07-16 | 2009-01-21 | 汉达精密电子(昆山)有限公司 | Mother mold oblique pin return mechanism |
| CN201325153Y (en) * | 2008-08-29 | 2009-10-14 | 佛山市顺德区汉达精密电子科技有限公司 | Mold finger cam withdrawing structure |
| CN201346828Y (en) * | 2009-01-13 | 2009-11-18 | 圣美精密工业(昆山)有限公司 | Injection mold for small manufactured product |
| CN201721009U (en) * | 2010-06-30 | 2011-01-26 | 圣美精密工业(昆山)有限公司 | Injection mould with oblique pin folio mechanism |
-
2010
- 2010-06-30 CN CN 201010214597 patent/CN101875224B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002120262A (en) * | 2000-10-16 | 2002-04-23 | Nissan Motor Co Ltd | Injection mold |
| CN2863429Y (en) * | 2006-01-05 | 2007-01-31 | 汉达精密电子(昆山)有限公司 | Die skew pin exit structure |
| CN2900132Y (en) * | 2006-03-20 | 2007-05-16 | 佛山市顺德区汉达精密电子科技有限公司 | Auxiliary demoulding structure for master pattern |
| CN200970868Y (en) * | 2006-07-28 | 2007-11-07 | 佛山市顺德区汉达精密电子科技有限公司 | Barb processing structure |
| CN101347981A (en) * | 2007-07-16 | 2009-01-21 | 汉达精密电子(昆山)有限公司 | Mother mold oblique pin return mechanism |
| CN201325153Y (en) * | 2008-08-29 | 2009-10-14 | 佛山市顺德区汉达精密电子科技有限公司 | Mold finger cam withdrawing structure |
| CN201346828Y (en) * | 2009-01-13 | 2009-11-18 | 圣美精密工业(昆山)有限公司 | Injection mold for small manufactured product |
| CN201721009U (en) * | 2010-06-30 | 2011-01-26 | 圣美精密工业(昆山)有限公司 | Injection mould with oblique pin folio mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049551A (en) * | 2018-08-30 | 2018-12-21 | 珠海格力精密模具有限公司 | Pitched roof core pulling structure and injection mold with same |
| CN109049551B (en) * | 2018-08-30 | 2024-02-13 | 珠海格力精密模具有限公司 | Inclined ejection core-pulling structure and injection mold with same |
| CN114474620A (en) * | 2020-10-28 | 2022-05-13 | 汉达精密电子(昆山)有限公司 | The forming structure of the hook |
| CN114474620B (en) * | 2020-10-28 | 2024-05-14 | 汉达精密电子(昆山)有限公司 | Hook molding structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101875224B (en) | 2013-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201693742U (en) | Thimble secondary ejection mechanism used for demouldng of product with buckle | |
| CN201721009U (en) | Injection mould with oblique pin folio mechanism | |
| CN202162964U (en) | Straight-ejection large inclination core pulling mechanism | |
| CN201761022U (en) | Swinging direct ejection core pulling mechanism of mold | |
| CN101875224A (en) | Injection die with taper pin bisect mechanism | |
| CN102049825A (en) | Secondary ejection mechanism | |
| CN105034291A (en) | Slider differential type mould releasing mechanism | |
| CN205167472U (en) | Ejecting mould structure of cubic | |
| CN202656431U (en) | Mechanism for removing slide blocks of injection mold from inverted clampers | |
| CN201931567U (en) | Ejection structure of inclined ejector pin of plastic die | |
| CN212147378U (en) | Straight-ejection inner core-pulling mechanism of injection mold | |
| CN214562702U (en) | Combined delay core-pulling mechanism of injection mold | |
| CN111469357B (en) | Straight-ejection inner core-pulling mechanism of injection mold | |
| CN104723504A (en) | Mould glue injection structure | |
| CN112078101B (en) | Ejection structure of mold | |
| CN103660150A (en) | Mold with submarine gate in sliding block | |
| CN203580026U (en) | Glue inlet mechanism | |
| CN102729418B (en) | Mechanism for removing slide block of injection mold from inverted clamper | |
| CN211194802U (en) | Secondary ejection die structure | |
| CN202656427U (en) | Mechanism capable of automatically cutting off gate in mould | |
| CN203171968U (en) | Barrel-shaped rowed plastic pin forming mold | |
| CN201693743U (en) | Double-rail type slide for demoulding fastener products | |
| CN201579908U (en) | Second ejection mechanism | |
| CN204076699U (en) | A kind of injection mold twice ejecting mechanism | |
| CN205148777U (en) | Prevent that product glues front mould mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| 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 |
Granted publication date: 20131030 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |