CN102886873B - Mechanism for snapping pin-point gate through stationary mold push plate for injection mold - Google Patents
Mechanism for snapping pin-point gate through stationary mold push plate for injection mold Download PDFInfo
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- CN102886873B CN102886873B CN201210404439.1A CN201210404439A CN102886873B CN 102886873 B CN102886873 B CN 102886873B CN 201210404439 A CN201210404439 A CN 201210404439A CN 102886873 B CN102886873 B CN 102886873B
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- Prior art keywords
- plate
- cavity
- waste material
- fixed
- push rod
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- 238000002347 injection Methods 0.000 title claims abstract description 21
- 239000007924 injection Substances 0.000 title claims abstract description 21
- 239000002699 waste material Substances 0.000 claims abstract description 61
- 150000001875 compounds Chemical class 0.000 claims abstract description 43
- 239000004033 plastic Substances 0.000 claims abstract description 35
- 229920003023 plastic Polymers 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
Abstract
The invention discloses a mechanism for snapping a pin-point gate through a stationary mold push plate for an injection mold, wherein the mechanism comprises an upper compound plate and a lower compound plate, a runner plate is connected below the upper compound plate, a mold cavity fixing plate is connected below the runner plate, a mold cavity plate is connected below the mold cavity fixing plate, a mold cavity embedding block is fixed between the mold cavity plate and the mold cavity fixing plate, a fixed distance guide post is arranged below the upper compound plate, a baffle is installed below the fixed distance guide post to be matched with the mold cavity plate, an upper thimble plate and a lower thimble plate are arranged between mold pins installed on the lower compound plate, a discharging push rod is installed between the upper thimble plate and the lower thimble plate, a punch hole is formed in the lower compound plate, an injector mandril passes through the punch hole to contact with the lower thimble plate, a plastic element is arranged between a mold core embedding block and the mold cavity embedding block fixed in the mold cavity fixing plate installed on a supporting plate, a discharging plate is arranged on the mold cavity fixing plate to be fixed with the discharging push rod, the mechanism is characterized in that a mold push plate and a stationary mold push plate fixing plate are arranged in a hollow cavity processed in the mold cavity plate, the disk-shaped large end of a fixed distance pull rod installed below the runner plate is in contact with the stationary mold push plate, a waste material mandril and a waste material jacking out a resetting rod are fixed in the stationary mold push plate fixing plate, and the waste material mandril is in contact with the waste material.
Description
Technical field
The present invention relates to injection mold, particularly relate to injection mold and utilize fixed mold push plate to break spot pouring mouth mechanism.
Background technology
Injection mold is after completing injection moulding, its waste material and working of plastics all can connect together, prior art is that waste material is prized by copper rod by workman, and be positioned at above die cavity and cavity block due to waste material, and be close together with die cavity and cavity block, working of plastics is positioned at die cavity, both block by die cavity, cannot take out simultaneously, be connected by the waste material between die cavity cast gate between the two, therefore with copper rod sled waste material extremely require great effort, time-consuming, labor strength is large, production efficiency is low, and easy mold damage.
Summary of the invention
The object of the invention is the shortcoming existed to overcome prior art, a kind of waste material by runner is provided to break, deviate from fast power-saving, reduce labor strength, enhance productivity, ensure that the injection mold in injection mold service life utilizes fixed mold push plate to break spot pouring mouth mechanism.
The technical scheme that injection mold of the present invention utilizes fixed mold push plate to break spot pouring mouth mechanism is: comprise compound plate and lower compound plate, in upper compound plate, centring ring is installed, gate bush is connected under centring ring, connecting passage plate under upper compound plate, impression bolster is connected under runner plate, cavity plate is connected under impression bolster, fixed cavity insert between cavity plate and impression bolster, spacing guide pillar is set under upper compound plate, spacing guide pillar following installs baffle plate, baffle plate matches with cavity plate, lower compound plate is installed mould pin, ejector retainner plate and lower ejector retainner plate are set between mould pin, on, de-material push rod is equipped with between lower ejector retainner plate, perforation is shaped with in lower compound plate, injector push rod contacts with lower ejector retainner plate through perforation, mould pin installs gripper shoe, fixed mould guide pillar in gripper shoe, gripper shoe installs core fixing plate, core insert is fixed in core fixing plate, working of plastics is had between core insert and cavity block, core fixing plate arranges stripper plate, with de-, stripper plate expects that one of push rod fixes, it is characterized in that: in described cavity plate, have cavity, fixed mold push plate and fixed mold push plate fixed head are set in cavity, under runner plate, controlled interval pull rod is installed, controlled interval pull rod lower end is the large end of disc, the large end of disc contacts with below fixed mold push plate, waste material push rod is fixed and waste material ejects release link in fixed mold push plate fixed head, waste material ejects release link and contacts with runner plate lower surface, waste material push rod contacts with the waste material in runner.
The invention discloses a kind of injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism, when after working of plastics injection mo(u)lding, mould is under the drive of injector, first from A die sinking, lower compound plate, mould pin, gripper shoe, core fixing plate, core insert, stripper plate, cavity plate, impression bolster and cavity block are opened simultaneously backward, cavity block drives waste material to deviate from the runner of runner plate backward, when the fixed mold push plate in cavity plate, when fixed mold push plate fixed head moves to the disc of controlled interval pull rod large end position, the large terminal block of disc lives fixed mold push plate, it is made to stop moving backward, driven by fixed mold push plate fixed mold push plate fixed head, waste material push rod and waste material eject release link and stop mobile, waste material push rod withstands waste material and stops mobile, and due to cavity block continuation move backward, cavity block drives working of plastics to move backward, therefore working of plastics and waste material are subject to contrary power, be pulled off at the cast gate place of die cavity, now cavity block continues to move waste material backward by waste material push rod disengaging impression bolster, waste material is under gravity to falling into collecting box, when die cavity move backward to contact with the baffle plate of spacing guide pillar time, baffle plate blocks cavity plate and stops mobile, it is mobile that cavity plate drives cavity block to stop, lower compound plate then continues to drive core and working of plastics to move backward, mould is from B die sinking, working of plastics deviates from die cavity, instantly when compound plate moves to injector push rod position, injector push rod withstands lower ejector retainner plate, upper ejector retainner plate, de-material push rod and stripper plate stop mobile, the core insert that then drives lower compound plate continues to move backward, stripper plate blocks working of plastics, working of plastics is made to depart from core insert, working of plastics is under gravity to falling into collecting box, complete the demoulding.This programme injection mold spot pouring mouth breaks mechanism, by arranging fixed mold push plate, fixed mold push plate fixed head and waste material push rod in cavity plate, fixed mold push plate is held by runner plate and controlled interval pull rod, waste material and working of plastics is made to be subject to a reverse power, waste material and working of plastics are automatically broken by force in die sinking process, without the need to manual operation, reduces labor strength, waste material is broken, deviate from speed soon, improves production efficiency.Install ejector retainner plate guide pillar between described lower compound plate and gripper shoe, ejector retainner plate guide pillar matches with upper and lower ejector retainner plate.
Injection mold of the present invention utilizes fixed mold push plate to break spot pouring mouth mechanism, and install ejector retainner plate guide pillar between described lower compound plate and gripper shoe, ejector retainner plate guide pillar matches with upper and lower ejector retainner plate.There is ejector retainner plate guide pillar to lead to upper and lower ejector retainner plate, avoided upper and lower ejector retainner plate offset deviation.
Accompanying drawing explanation
Fig. 1 is that injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism matched moulds view;
Fig. 2 is that waste material breaks status architecture schematic diagram;
Fig. 3 is that injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism die opening state schematic diagram;
Fig. 4 is working of plastics de-material status architecture schematic diagram.
Detailed description of the invention
The present invention relates to a kind of injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism, as shown in Fig. 1-Fig. 4, comprise compound plate 1 and lower compound plate 2, centring ring 3 is installed in upper compound plate, gate bush 4 is connected under centring ring, upper compound plate 1 time connecting passage plate 5, impression bolster 6 is connected under runner plate, cavity plate 7 is connected under impression bolster, fixed cavity insert 8 between cavity plate and impression bolster, at upper compound plate, 1 time spacing guide pillar 9 is set, spacing guide pillar following installs baffle plate 10, baffle plate matches with cavity plate 7, lower compound plate 2 installs mould pin 11, ejector retainner plate 12 and lower ejector retainner plate 13 are set between mould pin, on, de-material push rod 14 is equipped with between lower ejector retainner plate, perforation 29 is shaped with in lower compound plate, injector push rod 30 contacts with lower ejector retainner plate through perforation, mould pin is installed gripper shoe 15, fixed mould guide pillar 16 in gripper shoe, gripper shoe is installed core fixing plate 17, core insert 18 is fixed in core fixing plate, working of plastics 19 is had between core insert and cavity block 8, core fixing plate arranges stripper plate 20, with de-, stripper plate expects that one of push rod 14 fixes, it is characterized in that: in described cavity plate 7, have cavity 21, fixed mold push plate 22 and fixed mold push plate fixed head 23 are set in cavity, 5 times controlled interval pull rod 24 is installed at runner plate, controlled interval pull rod lower end is the large end 25 of disc, the large end 25 of disc contacts with below fixed mold push plate, waste material push rod 26 is fixed and waste material ejects release link 27 in fixed mold push plate fixed head, waste material ejects release link 27 and contacts with runner plate 5 lower surface, waste material push rod 26 contacts with the waste material 28 in runner.When after working of plastics 19 injection mo(u)lding, mould is under the drive of injector, first from A die sinking, lower compound plate 2, mould pin 11, gripper shoe 15, core fixing plate 17, core insert 18, stripper plate 20, cavity plate 7, impression bolster 6 and cavity block 8 are opened simultaneously backward, cavity block 8 drives waste material 28 to deviate from the runner of runner plate 5 backward, when the fixed mold push plate 22 in cavity plate 7, when fixed mold push plate fixed head 23 moves to the disc of controlled interval pull rod 24 large end 25 position, the large end 25 of disc blocks fixed mold push plate 22, it is made to stop moving backward, driven by fixed mold push plate fixed mold push plate fixed head 23, waste material push rod 26 and waste material eject release link 27 and stop mobile, waste material push rod withstands waste material and stops mobile, and due to cavity block 8 continuation move backward, cavity block drives working of plastics 19 to move backward, therefore working of plastics is subject to contrary power with waste material 28, be pulled off at the cast gate place of die cavity 8, now cavity block 8 continues to move waste material backward by waste material push rod disengaging impression bolster, waste material is under gravity to falling into collecting box, when die cavity move backward to contact with the baffle plate 10 of spacing guide pillar 9 time, baffle plate blocks cavity plate 7 and stops mobile, it is mobile that cavity plate drives cavity block 8 to stop, lower compound plate 2 then continues to drive core 18 and working of plastics 19 to move backward, mould is from B die sinking, working of plastics deviates from die cavity, instantly when compound plate moves to injector push rod 30 position, injector push rod withstands lower ejector retainner plate 13, upper ejector retainner plate 12, de-material push rod 14 and stripper plate 20 stop mobile, lower compound plate 2 then drives core insert 18 to continue to move backward, stripper plate 20 blocks working of plastics 19, working of plastics is made to depart from core insert, working of plastics is under gravity to falling into collecting box, complete the demoulding.This programme injection mold spot pouring mouth breaks mechanism, by arranging fixed mold push plate 22, fixed mold push plate fixed head 23 and waste material push rod 26 in cavity plate 7, fixed mold push plate 22 is held by runner plate 5 and controlled interval pull rod 24, waste material 28 and working of plastics 19 is made to be subject to a reverse power, waste material and working of plastics are automatically broken by force in die sinking process, without the need to manual operation, reduces labor strength, waste material is broken, deviate from speed soon, improves production efficiency.Install ejector retainner plate guide pillar 31 between described lower compound plate 2 and gripper shoe 15, ejector retainner plate guide pillar matches with upper and lower ejector retainner plate 12,13.There is ejector retainner plate guide pillar 31 to lead to upper and lower ejector retainner plate 12,13, avoided upper and lower ejector retainner plate offset deviation.
Claims (2)
1. injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism, comprise compound plate (1) and lower compound plate (2), centring ring (3) is installed in upper compound plate, gate bush (4) is connected under centring ring, connecting passage plate (5) under upper compound plate (1), impression bolster (6) is connected under runner plate, cavity plate (7) is connected under impression bolster, fixed cavity insert (8) between cavity plate and impression bolster, spacing guide pillar (9) is set under upper compound plate (1), spacing guide pillar following installs baffle plate (10), baffle plate matches with cavity plate (7), at lower compound plate (2) upper installation mould pin (11), ejector retainner plate (12) and lower ejector retainner plate (13) are set between mould pin, on, de-material push rod (14) is equipped with between lower ejector retainner plate, perforation (29) is shaped with in lower compound plate, injector push rod (30) contacts with lower ejector retainner plate through perforation, mould pin is installed gripper shoe (15), fixed mould guide pillar (16) in gripper shoe, gripper shoe is installed core fixing plate (17), core insert (18) is fixed in core fixing plate, working of plastics (19) is had between core insert and cavity block (8), core fixing plate arranges stripper plate (20), with de-, stripper plate expects that one of push rod (14) fixes, it is characterized in that: in described cavity plate (7), have cavity (21), fixed mold push plate (22) and fixed mold push plate fixed head (23) are set in cavity, controlled interval pull rod (24) is installed under runner plate (5), controlled interval pull rod lower end is the large end of disc (25), the large end of disc (25) contacts with below fixed mold push plate, waste material push rod (26) is fixed and waste material ejects release link (27) in fixed mold push plate fixed head, waste material ejects release link (27) and contacts with runner plate (5) lower surface, waste material push rod (26) contacts with the waste material (28) in runner, when after working of plastics (19) injection mo(u)lding, mould is under the drive of injector, first from A die sinking, lower compound plate (2), mould pin (11), gripper shoe (15), core fixing plate (17), core insert (18), stripper plate (20), cavity plate (7), impression bolster (6) and cavity block (8) are opened simultaneously backward, cavity block (8) drives waste material (28) to deviate from the runner of runner plate (5) backward, when the fixed mold push plate (22) in cavity plate (7), when fixed mold push plate fixed head (23) moves to the large end of disc (25) position of controlled interval pull rod (24), the large end of disc (25) blocks fixed mold push plate (22), it is made to stop moving backward, driven by fixed mold push plate fixed mold push plate fixed head (23), waste material push rod (26) and waste material eject release link (27) and stop mobile, waste material push rod withstands waste material and stops mobile, and due to cavity block (8) continuation move backward, cavity block drives working of plastics (19) to move backward, working of plastics is subject to contrary power with waste material (28), be pulled off at the cast gate place of die cavity, now cavity block (8) continues to move waste material backward by waste material push rod disengaging impression bolster, waste material is under gravity to falling into collecting box, when die cavity move backward to contact with the baffle plate of spacing guide pillar (9) (10) time, baffle plate blocks cavity plate (7) and stops mobile, it is mobile that cavity plate drives cavity block (8) to stop, lower compound plate (2) then continues to drive core insert (18) and working of plastics (19) to move backward, mould is from B die sinking, working of plastics deviates from die cavity, instantly when compound plate moves to injector push rod (30) position, injector push rod withstands lower ejector retainner plate (13), upper ejector retainner plate (12), de-material push rod (14) and stripper plate (20) stop mobile, lower compound plate (2) then drives core insert (18) to continue to move backward, stripper plate (20) blocks working of plastics (19), working of plastics is made to depart from core insert, working of plastics is under gravity to falling into collecting box, complete the demoulding.
2. injection mold as claimed in claim 1 utilizes fixed mold push plate to break spot pouring mouth mechanism, it is characterized in that: install ejector retainner plate guide pillar (31) between described lower compound plate (2) and gripper shoe (15), ejector retainner plate guide pillar matches with upper and lower ejector retainner plate (12,13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404439.1A CN102886873B (en) | 2012-10-22 | 2012-10-22 | Mechanism for snapping pin-point gate through stationary mold push plate for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404439.1A CN102886873B (en) | 2012-10-22 | 2012-10-22 | Mechanism for snapping pin-point gate through stationary mold push plate for injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102886873A CN102886873A (en) | 2013-01-23 |
| CN102886873B true CN102886873B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210404439.1A Active CN102886873B (en) | 2012-10-22 | 2012-10-22 | Mechanism for snapping pin-point gate through stationary mold push plate for injection mold |
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| CN (1) | CN102886873B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171103A (en) * | 2013-03-14 | 2013-06-26 | 台州市凯华塑业有限公司 | Silicone rubber core mold emptier of injection mold |
| CN103978634B (en) * | 2014-05-30 | 2016-02-03 | 陕西宝成航空仪表有限责任公司 | For the simplification injection mold structure of elongated tubing injection-moulded plastic part |
| CN105344967A (en) * | 2015-12-22 | 2016-02-24 | 江苏富松模具科技有限公司 | Waste ejection mechanism of multi-cavity motor rotor die-casting die |
| CN112776280A (en) * | 2020-12-24 | 2021-05-11 | 广东欧億品科技有限公司 | Human body model mould convenient for demoulding |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2770934Y (en) * | 2005-03-29 | 2006-04-12 | 重庆工学院 | Injection mould capable of automatically removing needle-point gate condensed material |
| CN200945691Y (en) * | 2006-08-08 | 2007-09-12 | 卫岗 | Mould device for production of energy-saving lamp plastic casing |
| CN102019669A (en) * | 2009-09-14 | 2011-04-20 | 牟维军 | Pin-point gate feeding oscillating-block secondary ejecting mould |
| CN202895617U (en) * | 2012-10-22 | 2013-04-24 | 台州市凯华塑业有限公司 | Injection mold for snapping pin-point gate mechanism by utilizing fixed mold push plate |
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- 2012-10-22 CN CN201210404439.1A patent/CN102886873B/en active Active
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| Publication number | Publication date |
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| CN102886873A (en) | 2013-01-23 |
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Legal Events
| Date | Code | Title | Description |
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| 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 | ||
| C56 | Change in the name or address of the patentee |
Owner name: TAIZHOU KAIHUA AUTOMOTIVE MOULDS CO., LTD. Free format text: FORMER NAME: TAIZHOU KAIHUA PLASTIC INDUSTRY CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 317108, Zhejiang Province three counties Pu dam town (Zhejiang three coastal industrial city) Patentee after: TAIZHOU KAIHUA AUTOMOBILE MOULD CO.,LTD. Address before: The three door county of Taizhou City, Zhejiang province 317108 along the red (three in Zhejiang coastal industrial city) Patentee before: Taizhou Kaihua Plastic Industry Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Mechanism for snapping pin-point gate through stationary mold push plate for injection mold Effective date of registration: 20150914 Granted publication date: 20150128 Pledgee: Agricultural Bank of China Limited by Share Ltd. three county sub branch Pledgor: TAIZHOU KAIHUA AUTOMOBILE MOULD CO.,LTD. Registration number: 2015330000052 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221103 Granted publication date: 20150128 Pledgee: Agricultural Bank of China Limited by Share Ltd. three county sub branch Pledgor: TAIZHOU KAIHUA AUTOMOBILE MOULD CO.,LTD. Registration number: 2015330000052 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: The injection mold uses the fixed die push plate to pull the break point gate mechanism Effective date of registration: 20221104 Granted publication date: 20150128 Pledgee: Agricultural Bank of China Limited by Share Ltd. three county sub branch Pledgor: TAIZHOU KAIHUA AUTOMOBILE MOULD CO.,LTD. Registration number: Y2022330002915 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |