CN108839314A - A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely - Google Patents
A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely Download PDFInfo
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- CN108839314A CN108839314A CN201810582978.1A CN201810582978A CN108839314A CN 108839314 A CN108839314 A CN 108839314A CN 201810582978 A CN201810582978 A CN 201810582978A CN 108839314 A CN108839314 A CN 108839314A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of auxiliary ejection four sides of gas three plate mould of demolding structure completely, mould structure layout is a cavity per mould without mandril ejecting structure, and running gate system uses spot pouring mouth Pouring form, and gate design has spot pouring mouth；It is opened in four times there are three die joint, in mold mechanism, mechanism A1, A2, B1, B2 constitute four side core-drawing demoulding mechanisms of mould product；Mechanism A1, the structure of mechanism A2 are identical；Mechanism B1, the structure of mechanism B2 are identical；Mechanism A1, mechanism A2 structure it is identical tiltedly connect block, second respectively and tiltedly connect block, third and tiltedly connect block, the 4th and tiltedly connect block by being mounted on the first of the both ends of A1 sliding block achieve the purpose that B1, B2 side surface demolding come the sliding block DL synchronization of synchronous drive mechanism B1, mechanism B2；The auxiliary ejector member of gas can guarantee that product is smoothly demoulded from type core, and seamless ejection；Beneficial effect is to realize the automation injection molding production of product, and manufacturing for single mold is at low cost, realizes the automation injection molding production of product.
Description
Technical field
The present invention relates to injection mold mechanism design field, specially a kind of auxiliary ejection four sides of gas three plate of demolding structure completely
Mould mold.
Background technique
As shown in Figure 1, product needs to produce using injection molding, while its four sides need to demould, therein
Two sides are while needing side core-pulling to demould, it is also necessary to carry out vertical overhead kick demoulding, the limit of specification is used by injection molding machine
System, mold height cannot be too high, and mould structure cost cannot be excessively high, thus, must design a kind of new-type injection mold structure with
Realize that the automation of product is molded production.
Summary of the invention
Technical problem to be solved by the present invention lies in provide a kind of auxiliary complete demolding structure in ejection four sides of gas three template die moulds
Tool, rationally, compact-sized, the operation is stable is securely and reliably, easy-to-use for design；In order to solve the above-mentioned prior art problems, originally
Invention uses following scheme：A kind of three plate mould of auxiliary complete demolding structure in ejection four sides of gas, including stripper plate controlled interval pull rod,
Panel, stripper plate, stripper plate guide sleeve, bearing type die set guide pin, solid plate, die cavity guide sleeve, die cavity guide post, solid plate guide sleeve, solid plate are fixed
Away from pull rod, moving template, bottom plate, oil cylinder fixed block, oil cylinder pull rod, oil cylinder, oil cylinder pulling block, wear plate, A sliding block, core block, type
Cavity block, positioning ring, gate bush, guide post pressing plate, B sliding block inclined guide pillar, B sliding block backplate, B sliding block, cooling water channel, tunnel sliding block,
Vertical slipper, tunnel slider-actuated block, vertical slipper guide post, air flue, first tiltedly connect block, second tiltedly connect block, third and tiltedly connect block, the
Four tiltedly connect block.
Preferably, stripper plate controlled interval pull rod is fitted together with solid plate controlled interval pull rod by screw thread in the mechanism,
It is set in the separation spacing with panel in the sets of holes of panel, stripper plate, solid plate for stripper plate, solid plate；Stripper plate is led
The motion guide of set, bearing type die set guide pin, solid plate guide sleeve for the template of mould bases；Die cavity guide sleeve, die cavity guide post are for enhancing die cavity
Closure positioning accuracy；Solid plate is sleiding form；Moving template, bottom plate are tightened together by screw constitutes the dynamic model of mold
Part；In mold, including four catenating slider core-pulling mechanisms A1, A2, B1, B2, A1 and A2 are before the identical oil cylinder of structure drives
Mode slider core-pulling mechanism, B1 with B2 structure is identical, for by the synchronous driving front mold slide core-pulling mechanism of mechanism A1, A2.
Preferably, mechanism A1, A2, B1, B2 constitute four side core_pulling demoulding machines of mould product in the mechanism
Structure.
Preferably, mechanism A1, the structure of mechanism A2 are identical in the mechanism；Mechanism B1, the structure of mechanism B2 are identical；
Mechanism A1, mechanism A2 structure identical tiltedly connecting block, second by being mounted on the first of the both ends of A1 sliding block tiltedly connects block, third respectively
Tiltedly connect block, the 4th tiltedly connect that block carrys out synchronous drive mechanism B1, the B1 sliding block DL synchronization of mechanism B2 reaches B1, B2 side surface demolding
Purpose.
Preferably, the structure forming part of mechanism A1 includes oil cylinder fixed block, oil cylinder pull rod, oil cylinder, oil in the mechanism
Cylinder pulling block, wear plate, A1 sliding block；Oil cylinder fixed block is installed on solid plate for oil cylinder, passes through oil cylinder pull rod for oil cylinder
Oil cylinder pulling block, oil cylinder pulling block are coupled with A1 sliding block by screw fastening, and A1 sliding block is used for the side A1 of shaped article；A1 sliding block back
Face is anti-wear for its equipped with wear plate.
Preferably, main molded part includes core block, type cavity block in the mechanism；Core block, type cavity block pass through spiral shell respectively
Nail is fastened on solid plate, on moving template, the molding for product inner surface and outer top surface.
Preferably, runner part includes positioning ring, gate bush in the mechanism；Positioning ring is being molded for mold
Positioning on machine, gate bush are docked for product runner and injection molding machine nozzle.
Preferably, B1 mechanism assembly includes guide post pressing plate, B1 sliding block inclined guide pillar, B1 sliding block backplate, B1 in the mechanism
Sliding block, tunnel sliding block, vertical slipper, tunnel slider-actuated block, vertical slipper guide post；B1 sliding block inclined guide pillar is pacified by guide post pressing plate
Loaded on solid plate, for driving the core pulling campaign of B1 sliding block；B1 sliding block backplate is wear-resisting for B1 sliding block；Installation in B1 sliding block
There is the vertical slipper guide post of vertical core pulling, drives tunnel sliding block to drive vertical slipper by tunnel slider-actuated block, realize
The vertical core pulling of the back-off of the side product B1, B1.
Preferably, dynamic model auxiliary ejection mechanism includes air flue, air-blowing jacking block in the mechanism；Air-blowing jacking block passes through gas
The air inlet in road is ejected to achieve the purpose that eject product from core block.
Preferably, the mechanism mould topology layout is a cavity per mould, running gate system uses spot pouring mouth Pouring form, pours
Mouth design has spot pouring mouth；It is opened in four times there are three die joint, no ejection system with ejector pin structure.
In the present invention：Support block structure member solve the technical issues of be：Mold total height cannot be too high, in case injection molding machine is pacified
It can not load, the beneficial effect reached is：Size can guarantee the installation in specified injection molding machine.
In the present invention：Four sides core-pulling mechanism component solve the technical issues of be：The lateral core pulling of four sides and two it is perpendicular
The vertical core_pulling demoulding on straight back-off side, the beneficial effect reached are：It can make to realize that the horizontal cross of four sides and two sides are fallen
Hook vertical core_pulling demoulding automation issues.
In the present invention：The technical issues of auxiliary ejector member of gas solves be：It is big to hold face on the inside of product tightly, it is difficult to demould, and not
It can be ejected using mandril and leave ejection mark problem, the beneficial effect reached is：Guarantee that product is smoothly demoulded from type core, and
Seamless ejection.
The present invention is whole, compared to the prior art turnover box production palpus four sides core_pulling demoulding, and structure is complicated, unitary mould structure ruler
It is very little big, the problem of die manufacturing cost is high, and mechanism reliability is difficult to ensure, the beneficial effect is that：Realize the automatic of product
Change injection molding production, and mold total height is low, manufacturing for single mold is at low cost, realizes the automation injection molding life of product
It produces.
Detailed description of the invention
Fig. 1 mold application product figure；
Fig. 2 mold overall structure figure；
Fig. 3 stationary mould for mould figure；
Fig. 4 mold dynamic model figure；
The four sides Fig. 5 core-pulling mechanism installation diagram
Fig. 6 mold working principle figure.
Specific embodiment
Fig. 2-6 show related description figure of the present invention；Specific embodiment is, such as Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 institute
Show, a kind of auxiliary ejection four sides of gas three plate mould of demolding structure completely, including stripper plate controlled interval pull rod 1, panel 2, stripper plate 3,
Stripper plate guide sleeve 4, bearing type die set guide pin 5, solid plate 6, die cavity guide sleeve 7, die cavity guide post 8, solid plate guide sleeve 9, solid plate controlled interval pull rod
10, moving template 11, bottom plate 12, oil cylinder fixed block 13, oil cylinder pull rod 14, oil cylinder 15, oil cylinder pulling block 16, wear plate 17, A1 are sliding
Block 18, core block 19, type cavity block 20, positioning ring 21, gate bush 22, guide post pressing plate 23, B1 sliding block inclined guide pillar 24, B1 sliding block shield
Plate 25, B1 sliding block 26, cooling water channel 27, tunnel sliding block 28, vertical slipper 29, tunnel slider-actuated block 30, vertical slipper guide post
31, air flue 32, air-blowing jacking block 33, first tiltedly connect block (34), second tiltedly connect block 35, third and tiltedly connect block the 36, the 4th and tiltedly connect block 37.
In the mechanism, stripper plate controlled interval pull rod 1 is fitted together with solid plate controlled interval pull rod 10 by screw thread, is set in
The interior separation spacing with panel 2 for stripper plate 3, solid plate 6 of sets of holes of panel 2, stripper plate 3, solid plate 6；Stripper plate is led
The motion guide of set 4, bearing type die set guide pin 5, solid plate guide sleeve 9 for the template of mould bases；Die cavity guide sleeve 7, die cavity guide post (8) are for increasing
The positioning accuracy of the closure of strong die cavity；Solid plate 6 is sleiding form；Moving template 11, bottom plate 12 are tightened together structure by screw
At the dynamic model part of mold；In mold, including four catenating slider core-pulling mechanisms A1, A2, B1, B2, A1 and A2 is that structure is identical
Oil cylinder drive front mold slide core-pulling mechanism, B1 with B2 structure is identical, for by the synchronous driving front mold slide tube bundle extracting machine of mechanism A1, A2
Structure.
In the mechanism, mechanism A1, A2, B1, B2 constitute four side core-drawing demoulding mechanisms of mould product.
In the mechanism, mechanism A1, the structure of mechanism A2 are identical；Mechanism B1, the structure of mechanism B2 are identical；Mechanism A1, machine
The structure of structure A2 is identical, and tiltedly connecting block (34), second by being mounted on the first of the both ends of A1 sliding block 18 tiltedly connects block 35, third respectively
Tiltedly connect block the 36, the 4th and tiltedly connects that block 37 carrys out synchronous drive mechanism B1,26 DL synchronization of B1 sliding block of mechanism B2 reaches the side B1, B2
The purpose of demoulding.
In the mechanism, the structure forming part of mechanism A1 includes oil cylinder fixed block 13, oil cylinder pull rod 14, oil cylinder 15, oil cylinder
Pulling block 16, wear plate 17, A1 sliding block 18；Oil cylinder fixed block 13 is installed on solid plate 6 for oil cylinder 15, logical for oil cylinder 15
14 oil cylinder pulling block 16 of oil cylinder pull rod is crossed, oil cylinder pulling block 16 is coupled with A1 sliding block 18 by screw fastening, and A1 sliding block 18 is for forming
The side A1 of product；18 back side of A1 sliding block is anti-wear for its equipped with wear plate 17.
In the mechanism, main molded part includes core block 19, type cavity block 20；Core block 19, type cavity block 20 pass through spiral shell respectively
Nail is fastened on solid plate 6, on moving template 11, the molding for product inner surface and outer top surface.
In the mechanism, runner part includes positioning ring 21, gate bush 22；Positioning ring 21 is for mold in injection molding machine
Positioning, gate bush 22 docks for product runner and injection molding machine nozzle.
In the mechanism, B1 mechanism assembly includes guide post pressing plate 23, B1 sliding block inclined guide pillar 24, B1 sliding block backplate 25, B1 cunning
Block 26, tunnel sliding block 28, vertical slipper 29, tunnel slider-actuated block 30, vertical slipper guide post 31；B1 sliding block inclined guide pillar 24 passes through
Guide post pressing plate 23 is installed on solid plate 6, for driving the core pulling campaign of B1 sliding block 26；B1 sliding block backplate 25 is used for B1 sliding block 26
It is wear-resisting；The vertical slipper guide post 31 of vertical core pulling is installed in B1 sliding block 26, tunnel is driven by tunnel slider-actuated block 30
Road sliding block 28 and drive vertical slipper 29, realize the side product B1, B2 back-off vertical core pulling.
In the mechanism, dynamic model auxiliary ejection mechanism includes air flue 32, air-blowing jacking block 33；Air-blowing jacking block 33 passes through air flue 32
Air inlet eject to achieve the purpose that eject product from core block 19.
The mechanism mould topology layout is a cavity per mould, and running gate system uses spot pouring mouth Pouring form, and gate design has 4
Spot pouring mouth；It is opened in four times there are three die joint.
In actual work, the course of work of mold is divided into following steps：
1）Injection mold closure, injection molding machine injection molding, injection molding finish waiting die sinking；
2）It is opened first at P1 die joint when P1 parting mold is opened, realizes the separation of product and runner at runner cast gate；
3）P2 parting mold is opened at P2 die joint, and runner waste material is deviate from by stripper plate 3, realizes the automatic de- of runner waste material
Mould；
4）For P3 parting mold when P3 parting is opened, air-blowing jacking block 33 is jacked up high pressure nitrogen by the auxiliary device of injection molding machine gas, high pressure
Nitrogen ejects plastic from core block 19, and product is stayed in die cavity；
5）The oil cylinder 15 of P4 parting A1, A2 mechanism acts, and pushes the sliding block 18 of A1, A2, B1, B2 mechanism, the movement of sliding block 26 that will produce
Product are extracted from type cavity block 20, while realizing the demoulding of tetra- sides A1, A2, B1, B2, realize the automation injection molding life of product
It produces；
6）When resetting, movement is opposite with movement when die sinking.
Specific embodiment described herein is only an example for the spirit of the invention, the neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of auxiliary ejection four sides three plate mould of demolding structure, including stripper plate controlled interval pull rod completely of gas（1）, panel（2）, it is de-
Flitch（3）, stripper plate guide sleeve（4）, bearing type die set guide pin（5）, solid plate（6）, die cavity guide sleeve（7）, die cavity guide post (8), solid plate lead
Set（9）, solid plate controlled interval pull rod（10）, moving template（11）, bottom plate（12）, oil cylinder fixed block（13）, oil cylinder pull rod（14）, oil cylinder
（15）, oil cylinder pulling block（16）, wear plate（17）, A1 sliding block（18）, core block（19）, type cavity block（20）, positioning ring（21）, pour
Mouth bushing（22）, guide post pressing plate（23）, B1 sliding block inclined guide pillar（24）, B1 sliding block backplate（25）, B1 sliding block（26）, cooling water channel
（27）, tunnel sliding block（28）, vertical slipper（29）, tunnel slider-actuated block（30）, vertical slipper guide post（31）, air flue（32）,
Air-blowing jacking block（33）, first tiltedly connect block (34), second tiltedly connect block（35）, third tiltedly connect block（36）, the 4th tiltedly connect block（37）;Mold
In, including four catenating slider core-pulling mechanisms A1, A2, B1, B2, A1 and A2 are that the identical oil cylinder of structure drives front mold slide core pulling
Mechanism, B1 with B2 structure is identical, for by the synchronous driving front mold slide core-pulling mechanism of mechanism A1, A2；Dynamic model auxiliary ejection mechanism packet
Include air flue（32）, air-blowing jacking block（33）；The mould structure layout is a cavity per mould, and running gate system is poured shape using spot pouring mouth
Formula, gate design have 4 spot pouring mouths.
2. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component, take off
Flitch controlled interval pull rod（1）With solid plate controlled interval pull rod（10）It is fitted together by screw thread, is set in panel（2）, stripper plate
（3）, solid plate（6）Sets of holes in be used for stripper plate（3）, solid plate（6）And panel（2）Separation spacing；Stripper plate guide sleeve
（4）, bearing type die set guide pin（5）, solid plate guide sleeve（9）The motion guide of template for mould bases；Die cavity guide sleeve（7）, die cavity guide post (8)
For enhancing the positioning accuracy of the closure of die cavity；Solid plate（6）For sleiding form；Moving template（11）, bottom plate（12）Pass through screw
It tightens together and constitutes the dynamic model part of mold.
3. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component,
Four side core-drawing demoulding mechanisms of mechanism A1, A2, B1, B2 composition mould product.
4. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component,
Mechanism A1, the structure of mechanism A2 are identical；Mechanism B1, the structure of mechanism B2 are identical；Mechanism A1, mechanism A2 structure identical lead to respectively
It crosses and is mounted on A1 sliding block（18）Both ends first tiltedly connect block (34), second tiltedly connect block（35）, third tiltedly connect block（36）, the 4th tiltedly
Even block（37）Carry out the B1 sliding block of synchronous drive mechanism B1, mechanism B2（26）DL synchronization achievees the purpose that B1, B2 side surface demolding.
5. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component,
The structure forming part of mechanism A1 includes oil cylinder fixed block（13）, oil cylinder pull rod（14）, oil cylinder（15）, oil cylinder pulling block（16）, it is wear-resisting
Backplate（17）, A1 sliding block（18）；Oil cylinder fixed block（13）For oil cylinder（15）It is installed on solid plate（6）On, it is used for oil cylinder（15）
Pass through oil cylinder pull rod（14）Oil cylinder pulling block（16）, oil cylinder pulling block（16）With A1 sliding block（18）It is fastened and is coupled by screw, A1 sliding block
（18）The side A1 for shaped article；A1 sliding block（18）The back side is equipped with wear plate（17）It is anti-wear for its.
6. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component,
Main molded part includes core block（19）, type cavity block（20）；Core block（19）, type cavity block（20）It is fastened on respectively by screw
Solid plate（6）, moving template（11）On, the molding for product inner surface and outer top surface.
7. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in the mechanism,
Runner part includes positioning ring（21）, gate bush（22）；Positioning ring（21）For positioning of the mold on injection molding machine, cast gate lining
Set（22）For docking for product runner and injection molding machine nozzle.
8. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component,
B1 mechanism assembly includes guide post pressing plate（23）, B1 sliding block inclined guide pillar（24）, B1 sliding block backplate（25）, B1 sliding block（26）, tunnel it is sliding
Block（28）, vertical slipper（29）, tunnel slider-actuated block（30）, vertical slipper guide post（31）；B1 sliding block inclined guide pillar（24）Pass through
Guide post pressing plate（23）It is installed on solid plate（6）On, for driving B1 sliding block（26）Core pulling campaign；B1 sliding block backplate（25）For
B1 sliding block（26）It is wear-resisting；B1 sliding block（26）The vertical slipper guide post of vertical core pulling is inside installed（31）, pass through tunnel sliding block
Drive block（30）Drive tunnel sliding block（28）And drive vertical slipper（29）, realize the vertical pumping of the back-off of the side product B1, B2
Core.
9. a kind of auxiliary ejection four sides of gas according to claim 1 three plate mould of demolding structure completely, in above-mentioned component,
Air-blowing jacking block（33）Pass through air flue（32）Air inlet ejection to reach product from core block（19）The purpose of upper ejection；There are three
Die joint is opened in four times.
10. a kind of -9 three plate moulds of described in any item auxiliary complete demolding structures in ejection four sides of gas is de- according to claim 1
Mould method, it is characterised in that including following steps：
A) injection mold is closed, and injection molding machine injection molding, injection molding finishes waiting die sinking；
b）It is opened first at P1 die joint when P1 parting mold is opened, realizes the separation of product and runner at runner cast gate；
C) P2 parting mold is opened at P2 die joint, and runner waste material is deviate from by stripper plate 3, realizes the automatic de- of runner waste material
Mould；
D) for P3 parting mold when P3 parting is opened, air-blowing jacking block 33 is jacked up high pressure nitrogen by the auxiliary device of injection molding machine gas, high pressure
Nitrogen ejects plastic from core block 19, and product is stayed in die cavity；
E) oil cylinder 15 of P4 parting A1, A2 mechanism acts, and pushes the sliding block 18 of A1, A2, B1, B2 mechanism, the movement of sliding block 26 that will produce
Product are extracted from type cavity block 20, while realizing the demoulding of tetra- sides A1, A2, B1, B2, realize the automation injection molding life of product
It produces；
When f) resetting, movement is opposite with movement when die sinking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810582978.1A CN108839314A (en) | 2018-06-05 | 2018-06-05 | A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810582978.1A CN108839314A (en) | 2018-06-05 | 2018-06-05 | A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108839314A true CN108839314A (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810582978.1A Pending CN108839314A (en) | 2018-06-05 | 2018-06-05 | A kind of auxiliary ejection four sides of gas three plate mould of demolding structure and release method completely |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239038A (en) * | 2019-06-28 | 2019-09-17 | 深圳市南和建毅模具有限公司 | For forming the mold of cartridge, core pulling method and die assembly for forming cylindrical case |
| CN112659491A (en) * | 2020-12-22 | 2021-04-16 | 珠海格力精密模具有限公司 | Multifunctional sliding block structure and injection mold thereof |
-
2018
- 2018-06-05 CN CN201810582978.1A patent/CN108839314A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239038A (en) * | 2019-06-28 | 2019-09-17 | 深圳市南和建毅模具有限公司 | For forming the mold of cartridge, core pulling method and die assembly for forming cylindrical case |
| CN112659491A (en) * | 2020-12-22 | 2021-04-16 | 珠海格力精密模具有限公司 | Multifunctional sliding block structure and injection mold thereof |
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Application publication date: 20181120 |