CN105751451A - Die ejection device for fixed die with inclined roof - Google Patents
Die ejection device for fixed die with inclined roof Download PDFInfo
- Publication number
- CN105751451A CN105751451A CN201610335448.8A CN201610335448A CN105751451A CN 105751451 A CN105751451 A CN 105751451A CN 201610335448 A CN201610335448 A CN 201610335448A CN 105751451 A CN105751451 A CN 105751451A
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- China
- Prior art keywords
- cover half
- shoes
- sliding shoe
- assembly
- pull bar
- 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.)
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Classifications
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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
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
Abstract
The invention discloses a die ejection device for a fixed die with an inclined roof. The die ejection device comprises a product cavity formed by a fixed die assembly and a movable die assembly (26) during die assembly, wherein an inclined roof mechanism is arranged in the fixed die assembly. The fixed die assembly comprises a fixed die plate (1) and a fixed die core (10) which are connected together, wherein an ejection moving cavity (15) is formed between the fixed die core (10) and the fixed die plate (1); the die ejection device also comprises an auxiliary ejector plate (2), wherein the auxiliary ejector plate (2) is connected to the interior of the ejection moving cavity (15) in a sliding manner, a sliding foot assembly of the inclined roof mechanism is connected onto the auxiliary ejector plate (2), and an inclined roof block of the inclined roof mechanism is positioned at a product back-off structure in the fixed die core (10); and the auxiliary ejector plate (2) is connected with the movable die assembly (26) by virtue of a linkage mechanism. With the adoption of the structure, smooth die sinking of the die can be guaranteed, the action is stable and reliable, and stepped die sinking can be accurately realized.
Description
Technical field
The present invention relates to the technical field of mould, be especially a kind of cover half and there is the mold liftout attachment of oblique top.
Background technology
At present, on automobile, a lot of accessories have all used plastic, and these plastics form typically by injection molding injection moulding.But; the structure of a lot of products is extremely complex; product as shown in Figure 1; it is respectively provided with back-off structure in product ontology medial wall and outside; so; multiple pitched roof mechanism certainly will be set in injection molding, pitched roof mechanism would generally be arranged in dynamic model for product inner reverse fastener structure, but then can pitched roof mechanism be arranged in cover half for back-off structure outside product.Owing to being provided with pitched roof mechanism in cover half, therefore, first have to from back-off, deviate from the slanted kicking block in the pitched roof mechanism in cover half when fixed half and moving half die sinking, then realize ejecting of product again, if not carrying out substep sequential mold opening, the back-off structure on product will be deteriorated.But, but there is following shortcoming in the injection molding in this cover half of prior art with pitched roof mechanism: in traditional cover half pitched roof mechanism adopt be spring ejection structure realize substep die sinking order, but, spring was once lose efficacy, pitched roof mechanism in cover half just cannot be operating normally, thus causing the destruction of back-off structure, therefore, the operation stability of injection molding is poor.
Summary of the invention
It is reliable that the technical problem to be solved is to provide a kind of having stable behavior, can accurately realize the mold liftout attachment in the cover half of substep die sinking with oblique top.
For solving above-mentioned technical problem, having the mold liftout attachment of oblique top in cover half provided by the invention, it includes the product die cavity formed by cover half assembly and dynamic model assembly when matched moulds, has pitched roof mechanism in cover half assembly；Described cover half assembly includes the solid plate and the cover half core rod that link together, is provided with and ejects movable chamber between cover half core rod and solid plate；This mold liftout attachment also includes assistant ceiling, and assistant ceiling is slidably connected at and ejects movable intracavity, and the shoes assembly of pitched roof mechanism is connected on assistant ceiling, and the slanted kicking block of pitched roof mechanism is positioned at the product back-off structure place of cover half core rod；Described assistant ceiling is connected with dynamic model assembly by link gear.
Described link gear includes pull bar, limited block, sliding shoe and sliding shoe spring；Described limited block is two, lays respectively at the both sides of pull bar, and two limited blocks are all fixed with the lower surface of cover half core rod and are connected；Described sliding shoe is two, all it is slidably connected on dynamic model assembly, and two sliding shoes lay respectively at pull bar both sides simultaneously between two limited blocks, the lower end of the relative side of two sliding shoes and pull bar is held tightly, sliding shoe and limited block is pushed against by sliding shoe spring between two sliding shoes；The upper end of described pull bar is fixing with assistant ceiling to be connected, and the middle part of pull bar is connected with cover half core slide.
Described dynamic model assembly is provided with the containing cavity of accommodating two limited blocks and two sliding shoes, boss it is provided with in containing cavity, the bottom surface horizontal direction of two sliding shoes is slidably connected on the end face of boss, and two limited block vertical directions are slidably connected in the cavity wall of containing cavity.
The sidewall that described limited block and sliding shoe push against is perpendicular, the sidewall that limited block and containing cavity cavity wall push against is clinoplain, the cavity wall of corresponding containing cavity is also clinoplain, and limited block has the sidewall of perpendicular side edge bottom containing cavity and is provided with little inclined-plane.
Described sliding shoe is the square half block of hooping structure, the endoporus of sliding shoe is provided with card article outwardly near upper port place, the lower end of corresponding pull bar is provided with the draw-in groove concaved, and during matched moulds, the card article on two sliding shoes is clamped on the draw-in groove on pull bar Nei thus by sliding shoe and draw lever locking；Wall body below sliding shoe card article is provided with sliding shoe spring mounting hole radially, and the two ends of sliding shoe spring are pushed against the bottom, sliding shoe spring mounting hole hole of two sliding shoes respectively, thus the upright side walls by the sidewall of sliding shoe Yu limited block pushes against；Sliding shoe is provided with chamfering near the upper end-face edge place of limited block, and the angle of inclination of this chamfering is identical with the angle of inclination on the little inclined-plane bottom limited block upright side walls.
Being provided with auxiliary ejection mechanism between described assistant ceiling and solid plate, this auxiliary ejection mechanism includes top board spring and secondary guide；Described solid plate is provided with top board spring mounting hole, is provided with stepped hole with the assistant ceiling at top board spring mounting hole coaxial position place, and the large diameter hole of stepped hole is relative with top board spring mounting hole, and the small diameter bore of stepped hole is screwed hole；Pushing against at the bottom of one end of described top board spring and the hole of top board spring mounting hole, the step surface of the other end and stepped hole pushes against；Described secondary guide is socketed in top board spring, and threadeds with screwed hole in stepped hole in one end of secondary guide.
The lower surface of described assistant ceiling is provided with positive stop, the lower surface of positive stop and eject the ejection stroke that distance is assistant ceiling at the bottom of chamber in movable chamber.
Described pitched roof mechanism also includes slanted kicking block, guide pad and angle ejector rod, and the lower end of angle ejector rod is connected with slanted kicking block, and upper end is connected with shoes assembly, and middle part and guide pad are slidably connected, and guide pad is fixedly connected in cover half core rod.
Described shoes assembly includes shoes seat and shoes block, and shoes seat is fixedly connected on assistant ceiling, and shoes seat is provided with the chute of inclination, and the upper end of shoes block is spacing with shoes seat by position limiting structure and is connected along slide；The upper end of angle ejector rod is connected by bulb with shoes block.
After adopting above structure, the present invention compared with prior art, has the advantage that
1) owing to being provided with assistant ceiling in cover half assembly, and by link gear, assistant ceiling and dynamic model assembly are coupled together, it is thus possible to substep when realizing die sinking, before this by Tong Bu with assistant ceiling for dynamic model assembly die sinking, slanted kicking block in pitched roof mechanism is disengaged with the back-off structure on product, carry out the die sinking of cover half assembly and dynamic model assembly again, completely avoid the back-off structure destroying product, and it also avoid the stuck phenomenon produced because of spring ejection, thus ensureing the smooth die sinking of mould, therefore, having stable behavior is reliable, can accurately realize substep die sinking；
2) link gear adopts two sliding shoes of similar hooping structure, sliding shoe and the locking of pull bar lower end when matched moulds, achieve assistant ceiling synchronization with sliding shoe, and the slip between the sidewall of two sliding shoes and the upright side walls of limited block, also function to guide effect；
3) the inclination cavity wall of the sloped sidewall of limited block and containing cavity coordinate the effect being equivalent to serve wedge lock, make limited block can more securely by sliding shoe together with draw lever locking, more ensure that the linkage stability of link gear；Additionally, little inclined-plane and the coordinating of chamfering on sliding shoe on limited block, make sliding shoe once departing from after the effect of the upright side walls of limited block, by coordinating of chamfering and little inclined-plane, when making again matched moulds, sliding shoe is had individual guide effect by little inclined-plane, makes sliding shoe can more smoothly enter between two limited blocks；
4) auxiliary ejection mechanism being made up of top board spring and secondary guide, has coordinated the action of assistant ceiling, makes the active force acting on assistant ceiling bigger, and two sliding shoes of convenient pull bar lower end depart from pull bar；
5) installation of assistant ceiling upper limit block, as long as the end face of positive stop touches with at the bottom of the chamber ejecting movable chamber, means that the action that ejects of assistant ceiling completes, and is unlikely to the phenomenon occurring excessively ejecting, it is ensured that eject the accuracy of action.
Accompanying drawing explanation
Fig. 1 is the structural representation of the mold liftout attachment in cover half of the present invention with oblique top.
Fig. 2 is the structural representation of sliding shoe and drawhead in the present invention.
Fig. 3 is the structural representation of limited block in the present invention.
Wherein, 1, solid plate；2, assistant ceiling；3, shoes seat；4, chute；5, shoes block；6, positive stop；7, guide pad；8, angle ejector rod；9, slanted kicking block；10, cover half core rod；11, top board spring mounting hole；12, top board spring；13, secondary guide；14, stepped hole；15, movable chamber is ejected；16, pull bar；17, sliding shoe；18, sliding shoe spring；19, limited block；20, boss；21, draw-in groove；22, card article；23, chamfering；24, sliding shoe spring mounting hole；25, little inclined-plane；26, dynamic model assembly.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
There is the structural representation of the mold liftout attachment of oblique top it can be seen that it includes the product die cavity formed when matched moulds by cover half assembly and dynamic model assembly 26 in cover half of the present invention shown in Fig. 1～Fig. 3, in cover half assembly, there is pitched roof mechanism.Described cover half assembly includes the solid plate 1 and the cover half core rod 10 that link together, is provided with and ejects movable chamber 15 between cover half core rod 10 and solid plate 1.This mold liftout attachment also includes assistant ceiling 2, and assistant ceiling 2 is slidably connected at and ejects in movable chamber 15, and the shoes assembly of pitched roof mechanism is connected on assistant ceiling 2, and the slanted kicking block of pitched roof mechanism is positioned at the product back-off structure place of cover half core rod 10；Described assistant ceiling 2 is connected with dynamic model assembly 26 by link gear.
Described link gear includes pull bar 16, limited block 19, sliding shoe 17 and sliding shoe spring 18.Described limited block 19 is two, lays respectively at the both sides of pull bar 16, and two limited blocks 19 are all fixed with the lower surface of cover half core rod 10 and are connected.Described sliding shoe 17 is two, all it is slidably connected on dynamic model assembly 26, and two sliding shoes 17 lay respectively at pull bar 16 both sides simultaneously between two limited blocks 19, the lower end of the relative side of two sliding shoes 17 and pull bar 16 is held tightly, sliding shoe 17 and limited block 19 is pushed against by sliding shoe spring 18 between two sliding shoes 17.The upper end of described pull bar 16 is fixing with assistant ceiling 2 to be connected, and the middle part of pull bar 16 and cover half core rod 10 are slidably connected.
Described dynamic model assembly 26 is provided with the containing cavity 21 of accommodating two limited blocks 19 and two sliding shoes 17, boss 20 it is provided with in containing cavity 21, the bottom surface horizontal direction of two sliding shoes 17 is slidably connected on the end face of boss 20, and two limited block 19 vertical directions are slidably connected in the cavity wall of containing cavity 21.
The sidewall that described limited block 19 and sliding shoe 17 push against is perpendicular, the sidewall that limited block 19 and containing cavity 21 cavity wall push against is clinoplain, the cavity wall of corresponding containing cavity 21 is also clinoplain, and limited block 19 has the sidewall of perpendicular side edge bottom containing cavity 21 and is provided with little inclined-plane 25.
The described square half block that sliding shoe 17 is hooping structure, the endoporus of sliding shoe 17 is provided with card article 22 outwardly near upper port place, the lower end of corresponding pull bar 16 is provided with the draw-in groove 21 concaved, and during matched moulds, the card article 22 on two sliding shoes 17 is clamped in the draw-in groove 21 on pull bar 16 thus sliding shoe 17 and pull bar 16 being locked.Wall body below sliding shoe 17 card article 22 is provided with sliding shoe spring mounting hole 24 radially, the two ends of sliding shoe spring 18 are pushed against the bottom, sliding shoe spring mounting hole 24 hole of two sliding shoes 17 respectively, thus the upright side walls by the sidewall of sliding shoe 17 Yu limited block 19 pushes against.Sliding shoe 17 is provided with chamfering 23 near the upper end-face edge place of limited block 19, and the angle of inclination of this chamfering 23 is identical with the angle of inclination on the little inclined-plane 24 bottom limited block 19 upright side walls.
Being provided with auxiliary ejection mechanism between described assistant ceiling 2 and solid plate 1, this auxiliary ejection mechanism includes top board spring 12 and secondary guide 13.Described solid plate 1 is provided with top board spring mounting hole 11, is provided with stepped hole 14 with the assistant ceiling 2 at top board spring mounting hole 11 coaxial position place, and the large diameter hole of stepped hole 14 is relative with top board spring mounting hole 11, and the small diameter bore of stepped hole 14 is screwed hole.Pushing against at the bottom of one end of described top board spring 12 and the hole of top board spring mounting hole 11, the step surface of the other end and stepped hole 14 pushes against.Described secondary guide 13 is socketed in top board spring 12, and threadeds with screwed hole in stepped hole 14 in one end of secondary guide 13.
The lower surface of described assistant ceiling 2 is provided with positive stop 6, the lower surface of positive stop 6 and the ejection stroke that distance is assistant ceiling 2 at the bottom of chamber ejecting movable chamber 15.
Described pitched roof mechanism also includes slanted kicking block 9, guide pad 7 and angle ejector rod 8, and the lower end of angle ejector rod 8 is connected with slanted kicking block 9, and upper end is connected with shoes assembly, and middle part and guide pad 7 are slidably connected, and guide pad 7 is fixedly connected in cover half core rod 10.
Described shoes assembly includes shoes seat 3 and shoes block 5, and shoes seat 3 is fixedly connected on assistant ceiling 2, and shoes seat 3 is provided with the chute 4 of inclination, and the upper end of shoes block 5 is spacing by position limiting structure and shoes seat 3 and is slidably connected along chute 4.The upper end of angle ejector rod 8 is connected by bulb with shoes block 5.
The work process of stripper apparatus of the present invention is as follows:
When injection molding is in matched moulds state, limited piece of 19 clampings of sliding shoe 17, the lower end making sliding shoe 17 and pull bar 16 is held tightly, pull bar 16 and dynamic model assembly 26 is connected together, and the upper end of pull bar 16 is fixed together with assistant ceiling 2 simultaneously, so, when die sinking, dynamic model assembly 26 downwards, pulls pull bar 16 and assistant ceiling 2 to move downwardly together, by the effect of pitched roof mechanism, slanted kicking block 9 is made to deviate from from the back-off structure of product.Sliding shoe 17 slides along the upright side walls of limited block 19, until when the chamfering 23 of sliding shoe 17 upper end arrives little 25 position, inclined-plane of limited block 19 lower end, sliding shoe 17 loses the position-limiting action power of limited block 19, under the effect of sliding shoe spring 18, sliding shoe 17 is outwards flicked, now the card article 22 on sliding shoe 17 disengages completely from the draw-in groove 21 pull bar 16, pull bar is not by the restriction of sliding shoe 17, that is dynamic model assembly 26 and assistant ceiling 2 do not link effect, dynamic model assembly 26 continues die sinking, until taking out product.
When injection molding starts matched moulds, dynamic model assembly 26 adverse movement, first the chamfering 23 of sliding shoe 17 upper end contacts with the little inclined-plane 25 of limited block 19 lower end, and two sliding shoe 17 slid inward gradually shrink under the guide effect on little inclined-plane 25, until the draw-in groove 21 that the card article 22 on sliding shoe 17 is completely and on pull bar 16 is held tightly, now complete the synchronized links of dynamic model assembly 26 and assistant ceiling 2, dynamic model assembly 26 continues up propelling, force assistant ceiling 2 to oppress top board spring 12 and compress until matched moulds puts in place, wait injection moulding next time.
The above; it it is only the enforcement example that the present invention is preferably feasible; therefore the interest field of the present invention can not namely be limited to; other various corresponding changes that those of ordinary skill in the art, all utilization technical schemes and technology design are made all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. having a mold liftout attachment for oblique top in cover half, it includes the product die cavity formed by cover half assembly and dynamic model assembly (26) when matched moulds, has pitched roof mechanism in cover half assembly；It is characterized in that: described cover half assembly includes the solid plate (1) and the cover half core rod (10) that link together, be provided with between cover half core rod (10) and solid plate (1) and eject movable chamber (15)；This mold liftout attachment also includes assistant ceiling (2), assistant ceiling (2) is slidably connected at and ejects in movable chamber (15), the shoes assembly of pitched roof mechanism is connected on assistant ceiling (2), and the slanted kicking block of pitched roof mechanism is positioned at the product back-off structure place of cover half core rod (10)；Described assistant ceiling (2) is connected with dynamic model assembly (26) by link gear.
2. there is in cover half according to claim 1 the mold liftout attachment of oblique top, it is characterised in that: described link gear includes pull bar (16), limited block (19), sliding shoe (17) and sliding shoe spring (18)；Described limited block (19) is two, lays respectively at the both sides of pull bar (16), and two limited blocks (19) are all fixed with the lower surface of cover half core rod (10) and are connected；Described sliding shoe (17) is two, all it is slidably connected on dynamic model assembly (26), and two sliding shoes (17) lay respectively at pull bar (16) both sides and are positioned between two limited blocks (19) simultaneously, the lower end of the relative side of two sliding shoes (17) and pull bar (16) is held tightly, sliding shoe (17) and limited block (19) is pushed against by sliding shoe spring (18) between two sliding shoes (17)；The upper end of described pull bar (16) is fixing with assistant ceiling (2) to be connected, and the middle part of pull bar (16) and cover half core rod (10) are slidably connected.
3. there is in cover half according to claim 2 the mold liftout attachment of oblique top, it is characterized in that: described dynamic model assembly (26) is provided with the containing cavity (21) of accommodating two limited blocks (19) and two sliding shoes (17), boss (20) it is provided with in containing cavity (21), the bottom surface horizontal direction of two sliding shoes (17) is slidably connected on the end face of boss (20), and two limited block (19) vertical directions are slidably connected in the cavity wall of containing cavity (21).
4. there is in cover half according to claim 3 the mold liftout attachment of oblique top, it is characterized in that: the sidewall that described limited block (19) and sliding shoe (17) push against is perpendicular, the sidewall that limited block (19) and containing cavity (21) cavity wall push against is clinoplain, the cavity wall of corresponding containing cavity (21) is also clinoplain, and limited block (19) has the sidewall of perpendicular side and is provided with little inclined-plane (25) near the edge of containing cavity (21) bottom.
5. there is in cover half according to claim 4 the mold liftout attachment of oblique top, it is characterized in that: the square half block that described sliding shoe (17) is hooping structure, the endoporus of sliding shoe (17) is provided with card article (22) outwardly near upper port place, the lower end of corresponding pull bar (16) is provided with the draw-in groove (21) concaved, and during matched moulds, the card article (22) on two sliding shoes (17) is clamped on the draw-in groove (21) on pull bar (16) Nei thus being locked with pull bar (16) by sliding shoe (17)；The wall body of sliding shoe (17) card article (22) lower section is provided with sliding shoe spring mounting hole (24) radially, the two ends of sliding shoe spring (18) are pushed against sliding shoe spring mounting hole (24) bottom, hole of two sliding shoes (17) respectively, thus the upright side walls by the sidewall of sliding shoe (17) Yu limited block (19) pushes against；Sliding shoe (17) is provided with chamfering (23) near the upper end-face edge place of limited block (19), and the angle of inclination of this chamfering (23) is identical with the angle of inclination on the little inclined-plane (24) bottom limited block (19) upright side walls.
6. there is in cover half according to claim 1 the mold liftout attachment of oblique top, it is characterized in that: be provided with auxiliary ejection mechanism between described assistant ceiling (2) and solid plate (1), this auxiliary ejection mechanism includes top board spring (12) and secondary guide (13)；Described solid plate (1) is provided with top board spring mounting hole (11), it is provided with stepped hole (14) with the assistant ceiling (2) at top board spring mounting hole (11) coaxial position place, the large diameter hole of stepped hole (14) is relative with top board spring mounting hole (11), and the small diameter bore of stepped hole (14) is screwed hole；Pushing against at the bottom of one end of described top board spring (12) and the hole of top board spring mounting hole (11), the step surface of the other end and stepped hole (14) pushes against；Described secondary guide (13) is socketed in top board spring (12), and threadeds with screwed hole in stepped hole (14) in one end of secondary guide (13).
7. there is in cover half according to claim 1 the mold liftout attachment of oblique top, it is characterized in that: the lower surface of described assistant ceiling (2) is provided with positive stop (6), the lower surface of positive stop (6) and the ejection stroke that distance is assistant ceiling (2) at the bottom of chamber ejecting movable chamber (15).
8. there is in cover half according to claim 1 the mold liftout attachment of oblique top, it is characterized in that: described pitched roof mechanism also includes slanted kicking block (9), guide pad (7) and angle ejector rod (8), the lower end of angle ejector rod (8) is connected with slanted kicking block (9), upper end is connected with shoes assembly, middle part and guide pad (7) are slidably connected, and guide pad (7) is fixedly connected in cover half core rod (10).
9. there is in cover half according to claim 8 the mold liftout attachment of oblique top, it is characterized in that: described shoes assembly includes shoes seat (3) and shoes block (5), shoes seat (3) is fixedly connected on assistant ceiling (2), shoes seat (3) is provided with the chute (4) of inclination, and the upper end of shoes block (5) is spacing by position limiting structure and shoes seat (3) and is slidably connected along chute (4)；The upper end of angle ejector rod (8) is connected by bulb with shoes block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335448.8A CN105751451B (en) | 2016-05-19 | 2016-05-19 | Cover half has the mold liftout attachment of oblique top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610335448.8A CN105751451B (en) | 2016-05-19 | 2016-05-19 | Cover half has the mold liftout attachment of oblique top |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105751451A true CN105751451A (en) | 2016-07-13 |
| CN105751451B CN105751451B (en) | 2018-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610335448.8A Active CN105751451B (en) | 2016-05-19 | 2016-05-19 | Cover half has the mold liftout attachment of oblique top |
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| Country | Link |
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| CN (1) | CN105751451B (en) |
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| JPH10138298A (en) * | 1996-11-14 | 1998-05-26 | Nissei Plastics Ind Co | Injection molding machine |
| CN200974323Y (en) * | 2006-11-28 | 2007-11-14 | 比亚迪股份有限公司 | Inclined thimble liftout mechanism and injection mould having the same |
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| CN201931588U (en) * | 2010-12-15 | 2011-08-17 | 宇科塑料(厦门)有限公司 | Novel inverse installation die |
| CN102514154A (en) * | 2011-12-05 | 2012-06-27 | 宁波方正汽车模具有限公司 | Pulling device of fixed die top plate |
| CN202318802U (en) * | 2011-11-22 | 2012-07-11 | 宁波方正汽车模具有限公司 | Inner side surface big-angle obliquely-walking core-pulling mechanism for top block |
| CN202344722U (en) * | 2011-11-30 | 2012-07-25 | 菲斯达精密工业部件（苏州）有限公司 | Die with fixed die ejection mechanism |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4793785A (en) * | 1986-04-11 | 1988-12-27 | Michio Osada | Apparatus of multiplunger type for enclosing semiconductor elements with resin |
| JPH02297410A (en) * | 1989-05-12 | 1990-12-07 | Daikyo Inc | Ejector for molding |
| JPH10138298A (en) * | 1996-11-14 | 1998-05-26 | Nissei Plastics Ind Co | Injection molding machine |
| CN200974323Y (en) * | 2006-11-28 | 2007-11-14 | 比亚迪股份有限公司 | Inclined thimble liftout mechanism and injection mould having the same |
| CN201268077Y (en) * | 2008-09-17 | 2009-07-08 | 广东东亚电器有限公司 | Injection mold with fixed mould oblique jacking mechanism |
| CN201931588U (en) * | 2010-12-15 | 2011-08-17 | 宇科塑料(厦门)有限公司 | Novel inverse installation die |
| CN202318802U (en) * | 2011-11-22 | 2012-07-11 | 宁波方正汽车模具有限公司 | Inner side surface big-angle obliquely-walking core-pulling mechanism for top block |
| CN202344722U (en) * | 2011-11-30 | 2012-07-25 | 菲斯达精密工业部件（苏州）有限公司 | Die with fixed die ejection mechanism |
| CN102514154A (en) * | 2011-12-05 | 2012-06-27 | 宁波方正汽车模具有限公司 | Pulling device of fixed die top plate |
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| Publication number | Publication date |
|---|---|
| CN105751451B (en) | 2018-03-27 |
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Address after: 315600 Meilin street, Ningbo City, Ningbo, Zhejiang Province, No. 3 middle road, No. 3 Applicant after: Ningbo Fangzheng automobile mould Limited by Share Ltd Address before: 315600 Zhejiang city of Ningbo province Ninghai County Tashan Industrial Zone Qixing Road No. 28 Applicant before: Ningbo Fangzheng Tool Co., Ltd. |
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