CN102886873A - 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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- CN102886873A CN102886873A CN2012104044391A CN201210404439A CN102886873A CN 102886873 A CN102886873 A CN 102886873A CN 2012104044391 A CN2012104044391 A CN 2012104044391A CN 201210404439 A CN201210404439 A CN 201210404439A CN 102886873 A CN102886873 A CN 102886873A
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- Prior art keywords
- plate
- cavity
- waste material
- mold
- mold cavity
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- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 239000002699 waste material Substances 0.000 claims abstract description 52
- 150000001875 compounds Chemical class 0.000 claims abstract description 39
- 229920003023 plastic Polymers 0.000 claims abstract description 27
- 239000004033 plastic Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 abstract 3
- 230000005484 gravity Effects 0.000 description 4
- 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
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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 finishing injection moulding, its waste material and working of plastics all can connect together, prior art is that the workman prizes waste material by copper rod, and because waste material is positioned at die cavity and cavity block top, and be close together with die cavity and cavity block, working of plastics is positioned at die cavity, both are blocked by die cavity, can't take out simultaneously, link to each other by the waste material between the 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 objective of the invention is in order to overcome the shortcoming of prior art existence, provide a kind of waste material with runner to break, deviate from fast power-saving, reduce labor strength, enhance productivity, guarantee 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 the upper compound plate centring ring is installed, connect gate bush under the centring ring, connecting passage plate under the upper compound plate, connect impression bolster under the runner plate, connect cavity plate under the impression bolster, fixed cavity insert between cavity plate and the impression bolster, the spacing guide pillar is set under upper compound plate, following installs baffle plate the spacing guide pillar, baffle plate matches with cavity plate, at lower compound plate the mould pin is installed, ejector retainner plate and lower ejector retainner plate are set between the mould pin, on, be equipped with between the lower ejector retainner plate and take off the material push rod, in lower compound plate, be shaped with perforation, the injector push rod passes perforation and contacts with lower ejector retainner plate, at the mould pin gripper shoe is installed, fixed mould guide pillar in the gripper shoe, core fixing plate is installed on the gripper shoe, in the core fixing plate fixedly core insert, core insert and cavity block between working of plastics is arranged, at core fixing plate stripper plate is set, stripper plate fixes with one that takes off the material push rod, it is characterized in that: have cavity in the described cavity plate, fixed mold push plate and fixed mold push plate fixed head are set in the cavity, under runner plate controlled interval pull rod are installed, the controlled interval pull rod lower end is the large end of disc, the large end of disc contacts below fixed mold push plate, fixedly waste material push rod and waste material eject release link in the fixed mold push plate fixed head, and waste material ejects release link and contacts with the runner plate lower surface, and the waste material push rod contacts with waste material in the runner.
The invention discloses a kind of injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism, after the working of plastics injection mo(u)lding, mould is under the drive of injector, at first from the A die sinking, lower compound plate, the mould pin, gripper shoe, core fixing plate, core is inserted, stripper plate, cavity plate, impression bolster and cavity block are opened simultaneously backward, cavity block drives the runner that waste material is deviate from runner plate backward, fixed mold push plate in cavity plate, when the fixed mold push plate fixed head moves to the large end position of disc of controlled interval pull rod, the large end of disc blocks fixed mold push plate, make it stop to move 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, the waste material push rod withstands waste material and stops mobile, and because cavity block is mobile backward in continuation, it is mobile backward that cavity block drives working of plastics, therefore working of plastics is subject to opposite power with waste material, cast gate place at die cavity is broken, cavity block continuation this moment backward mobile waste material is broken away from impression bolster by the waste material push rod, waste material under Action of Gravity Field to falling into collecting box, when die cavity moves backward to when contacting with the baffle plate of spacing guide pillar, baffle plate blocks cavity plate and stops mobile, cavity plate drives cavity block and stops mobile, lower compound plate then continues to drive core and working of plastics is mobile backward, mould is from the B die sinking, working of plastics is deviate from die cavity, when compound plate moves to injector push rod position instantly, the injector push rod withstands lower ejector retainner plate, upper ejector retainner plate, taking off material push rod and stripper plate stops mobile, lower compound plate then drive core insert continue mobile backward, stripper plate blocks working of plastics, making working of plastics break away from core inserts, working of plastics to falling into collecting box, is finished the demoulding under Action of Gravity Field.This programme injection mold spot pouring mouth is broken mechanism, by fixed mold push plate, fixed mold push plate fixed head and waste material push rod are set in cavity plate, hold fixed mold push plate by runner plate and controlled interval pull rod, make waste material and working of plastics be subject to a reverse power, waste material and working of plastics are broken in the die sinking process automatically by force, be need not manually-operated, reduce labor strength, it is fast that speed is broken, deviate to waste material, improved production efficiency.The ejector retainner plate guide pillar is installed between described lower compound plate and the gripper shoe, and the 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 the ejector retainner plate guide pillar is installed between described lower compound plate and the gripper shoe, and the ejector retainner plate guide pillar matches with upper and lower ejector retainner plate.There has been the ejector retainner plate guide pillar that upper and lower ejector retainner plate is led, avoided upper and lower ejector retainner plate offset deviation.
Description of drawings
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 is broken the 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 that working of plastics takes off material status architecture schematic diagram.
The specific embodiment
The present invention relates to a kind of injection mold utilizes fixed mold push plate to break spot pouring mouth mechanism, such as Fig. 1-shown in Figure 4, comprise compound plate 1 and lower compound plate 2, centring ring 3 is installed in the upper compound plate, connect gate bush 4 under the centring ring, 1 time connecting passage plate 5 of upper compound plate, connect impression bolster 6 under the runner plate, connect cavity plate 7 under the impression bolster, fixed cavity insert 8 between cavity plate and the impression bolster, 1 time spacing guide pillar 9 is set at upper compound plate, following installs baffle plate 10 the spacing guide pillar, baffle plate matches with cavity plate 7, at lower compound plate 2 mould pin 11 is installed, ejector retainner plate 12 and lower ejector retainner plate 13 are set between the mould pin, on, be equipped with between the lower ejector retainner plate and take off material push rod 14, in lower compound plate, be shaped with perforation 29, injector push rod 30 passes perforation and contacts with lower ejector retainner plate, at the mould pin gripper shoe 15 is installed, fixed mould guide pillar 16 in the gripper shoe, core fixing plate 17 is installed on the gripper shoe, in the core fixing plate fixedly core insert 18, core insert and cavity block 8 between working of plastics 19 is arranged, at core fixing plate stripper plate 20 is set, stripper plate fixes with one that takes off material push rod 14, it is characterized in that: have cavity 21 in the described cavity plate 7, fixed mold push plate 22 and fixed mold push plate fixed head 23 are set in the cavity, 5 times controlled interval pull rod 24 is installed at runner plate, the controlled interval pull rod lower end is the large end 25 of disc, the large end 25 of disc contacts below fixed mold push plate, fixedly waste material push rod 26 and waste material eject release link 27 in the fixed mold push plate fixed head, and waste material ejects release link 27 and contacts with runner plate 5 lower surfaces, and waste material push rod 26 contacts with waste material 28 in the runner.After working of plastics 19 injection mo(u)ldings, mould is under the drive of injector, at first from the A die sinking, lower compound plate 2, mould pin 11, gripper shoe 15, core fixing plate 17, core inserts 18, stripper plate 20, cavity plate 7, impression bolster 6 and cavity block 8 are opened simultaneously backward, cavity block 8 drives the runner that waste material 28 is deviate from runner plate 5 backward, 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 25 of disc blocks fixed mold push plate 22, make it stop to move 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, the waste material push rod withstands waste material and stops mobile, and because cavity block 8 is mobile backward in continuation, it is mobile backward that cavity block drives working of plastics 19, therefore working of plastics is subject to opposite power with waste material 28, cast gate place at die cavity 8 is broken, cavity block 8 continuation this moment backward mobile waste material are broken away from impression bolster by the waste material push rod, waste material under Action of Gravity Field to falling into collecting box, when die cavity moves backward to when contacting with the baffle plate 10 of spacing guide pillar 9, baffle plate blocks cavity plate 7 and stops mobile, cavity plate drives cavity block 8 and stops mobile, lower compound plate 2 then continues to drive core 18 and working of plastics 19 is mobile backward, mould is from the B die sinking, working of plastics is deviate from die cavity, when compound plate moves to injector push rod 30 position instantly, the injector push rod withstands lower ejector retainner plate 13, upper ejector retainner plate 12, taking off material push rod 14 and stripper plate 20 stops mobile, lower compound plate 2 then drive core insert 18 continue mobile backward, stripper plate 20 blocks working of plastics 19, making working of plastics break away from core inserts, working of plastics to falling into collecting box, is finished the demoulding under Action of Gravity Field.This programme injection mold spot pouring mouth is broken mechanism, by fixed mold push plate 22, fixed mold push plate fixed head 23 and waste material push rod 26 are set in cavity plate 7, hold fixed mold push plate 22 by runner plate 5 and controlled interval pull rod 24, make waste material 28 and working of plastics 19 be subject to a reverse power, waste material and working of plastics are broken in the die sinking process automatically by force, be need not manually-operated, reduce labor strength, it is fast that speed is broken, deviate to waste material, improved production efficiency.Ejector retainner plate guide pillar 31 is installed between described lower compound plate 2 and the gripper shoe 15, and the ejector retainner plate guide pillar matches with upper and lower ejector retainner plate 12,13.There have been 31 pairs of upper and lower ejector retainner plates 12 of ejector retainner plate guide pillar, 13 to lead, 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 the upper compound plate, connect gate bush (4) under the centring ring, the lower connecting passage plate (5) of upper compound plate (1), connect impression bolster (6) under the runner plate, connect cavity plate (7) under the impression bolster, fixed cavity insert (8) between cavity plate and the impression bolster, spacing guide pillar (9) is set under upper compound plate (1), following installs baffle plate (10) the spacing guide pillar, baffle plate matches with cavity plate (7), at lower compound plate (2) mould pin (11) is installed, ejector retainner plate (12) and lower ejector retainner plate (13) are set between the mould pin, on, be equipped with between the lower ejector retainner plate and take off material push rod (14), in lower compound plate, be shaped with perforation (29), injector push rod (30) passes perforation and contacts with lower ejector retainner plate, at the mould pin gripper shoe (15) is installed, fixed mould guide pillar (16) in the gripper shoe, core fixing plate (17) is installed on the gripper shoe, fixing core insert (18) in the core fixing plate, core inserts and cavity block (8) between working of plastics (19) is arranged, at core fixing plate stripper plate (20) is set, stripper plate fixes with one that takes off material push rod (14), it is characterized in that: have cavity (21) in the described cavity plate (7), fixed mold push plate (22) and fixed mold push plate fixed head (23) are set in the cavity, at the lower controlled interval pull rod (24) of installing of runner plate (5), the controlled interval pull rod lower end is the large end of disc (25), the large end of disc (25) contacts below fixed mold push plate, fixedly waste material push rod (26) and waste material eject release link (27) in the fixed mold push plate fixed head, waste material ejects release link (27) and contacts with runner plate (5) lower surface, and waste material push rod (26) contacts with waste material (28) in the runner.
2. injection mold as claimed in claim 1 utilizes fixed mold push plate to break spot pouring mouth mechanism, it is characterized in that: ejector retainner plate guide pillar (31) is installed between described lower compound plate (2) and the gripper shoe (15), and the 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 true CN102886873A (en) | 2013-01-23 |
| CN102886873B 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) |
Cited By (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 |
| CN103978634A (en) * | 2014-05-30 | 2014-08-13 | 陕西宝成航空仪表有限责任公司 | Simplified injection mold structure for elongated tubing injection-molded 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 |
Citations (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 |
-
2012
- 2012-10-22 CN CN201210404439.1A patent/CN102886873B/en active Active
Patent Citations (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 |
Non-Patent Citations (1)
| Title |
|---|
| 杨占尧，刘长青: "塑料注射模点浇口及其凝料自动脱落机构设计", 《模具制造》, no. 9, 15 April 2002 (2002-04-15), pages 33 - 38 * |
Cited By (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 |
| CN103978634A (en) * | 2014-05-30 | 2014-08-13 | 陕西宝成航空仪表有限责任公司 | Simplified injection mold structure for elongated tubing injection-molded 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102886873B (en) | 2015-01-28 |
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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 | ||
| 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 | ||
| 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 |
|
| PE01 | Entry into force 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 |