CN104802373A - Injection mold in front-mold multi-cavity unit point all-round core-pulling variable pouring mode - Google Patents

Injection mold in front-mold multi-cavity unit point all-round core-pulling variable pouring mode Download PDF

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Publication number
CN104802373A
CN104802373A CN201510248639.6A CN201510248639A CN104802373A CN 104802373 A CN104802373 A CN 104802373A CN 201510248639 A CN201510248639 A CN 201510248639A CN 104802373 A CN104802373 A CN 104802373A
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China
Prior art keywords
core
mold
mould
slide block
mold insert
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CN201510248639.6A
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CN104802373B (en
Inventor
耿晓冬
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Shenzhen gekai Technology Co., Ltd.
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耿晓冬
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels Runner channels or runner nozzles
    • B29C45/2701Details not specific to hot or cold runner channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/32Moulds having several axially spaced mould cavities, i.e. for making several separated articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/2602Mould construction elements
    • B29C45/2606Guiding or centering means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels Runner channels or runner nozzles
    • B29C45/2701Details not specific to hot or cold runner channels
    • B29C45/2708Gates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels Runner channels or runner nozzles
    • B29C45/2725Manifolds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • B29C45/401Ejector pin constructions or mountings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/32Moulds having several axially spaced mould cavities, i.e. for making several separated articles
    • B29C2045/324Linked ejection means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • B29C45/332Mountings or guides therefor; Drives therefor
    • B29C2045/334Mountings or guides therefor; Drives therefor several transversely movable mould parts driven by a single drive means

Abstract

The invention provides an injection mold in a front-mold multi-cavity unit point all-round core-pulling variable pouring mode. The injection mold comprises a mold holder structural assembly, a pouring system, a side core-pulling assembly, a clack-matched type mold cavity assembly, an ejection mechanism assembly and a mold parting distance control mechanism; the mold is arranged in a mode of one mold with eight cavities, and two mold cavities form one unit; a single-cavity forming assembly of the mold comprises an upper mold core insert, two clack-matched type mold cavity sliding blocks, an inclined core-pulling sliding block, a stripping insert and a lower mold core insert. According to the mold provided by adopting the technical scheme, side core-pulling demoulding is performed in three side directions of a product, the core-pulling and automatic molding production of the product with the characteristics can be realized by using a simple mechanism when one mold with multiple cavities needs to be designed, the forming quality of the product can be effectively guaranteed, and the production and manufacturing cost of the mold and the injection molding cost of the product are reduced. The mold has the advantages of reasonable structural design, stability in operation, safety and reliability.

Description

Loose core and become pouring type injection mold in four sides, a kind of unit acupuncture point, front mould many caves
Technical field
The present invention relates to injection mold mechanism design field, be specially four sides, unit acupuncture point, a kind of front mould many caves and loose core and become pouring type injection mold.
Background technology
Plastic product as shown in Figure 1, three side surface direction of product do the side core-pulling demoulding, and for ensureing the production dimension of product, need to design multi-point mould, thus, need design special core-pulling mechanism and mould is produced with the automation injection moulding completing product.
Summary of the invention
Technical problem to be solved by this invention is that providing four sides, unit acupuncture point, a kind of front mould many caves to loose core becomes pouring type injection mold, reasonable in design, compact conformation, and working stability is safe and reliable, easy-to-use, for solving above-mentioned existing technical problem, the present invention adopts following scheme: loose core and become pouring type injection mold in four sides, unit acupuncture point, a kind of front mould many caves, comprise curved pin, upper core mold insert, oblique core-pulling slide block, wearing plate, de-material mold insert, lower core mold insert, pressing plate, spot pouring mouth runner, side gate sprue, spring spiro rod, the box-like cavity slide block of lobe, the box-like cavity slide block spring of lobe, top board connection post, lower link bar spring, lower link bar, stripper plate stop screw, guide pillar, long draw spring, long draw, upper clamping plate, stripper plate, impression bolster, eject push pedal, lower core fixing plate, counterdie seat board.
As preferably, described mould die carrier structure assembly composition comprises guide pillar, upper clamping plate, stripper plate, impression bolster, ejects push pedal, lower core fixing plate, counterdie seat board.
As preferably, described mould mold layout is mould eight cave, and two die cavitys form a unit.
As preferably, described die casting system comprises spot pouring mouth runner, side gate sprue and secondary runner thereof and cast gate, side gate sprue and secondary runner thereof and cast gate are put together by the runner on two box-like cavity slide blocks of lobe, have the box-like cavity slide block of same lobe eight in whole mould; Spot pouring mouth runner is opened on impression bolster.
As preferably, described mould two cave is a unit, and a unit comprises two curved pins, two box-like cavity slide blocks of lobe, two upper core mold inserts, two oblique core-pulling slide blocks, two de-material mold insert, two lower core mold inserts.
As preferably, described mould list cave molding assembly comprises a upper core mold insert, two box-like cavity slide blocks of lobe, an oblique core-pulling slide block, de-material mold insert, a lower core mold insert.
As preferably, described mold ejection mechanism assembly comprises eight de-material mold inserts, two top boards connection posts, ejects push pedal composition; De-material mold insert is installed on by screw and ejects in push pedal, and top board connection post is by screw thread and eject the fastening connection of push pedal.
As preferably, described mould die cavity unit die cavity is closed by two box-like cavity slide block lobes of lobe and forms, the box-like cavity slide block of lobe is the box-like slide block of cover half lobe, be installed on impression bolster by T-slot, its power of loosing core of sliding is provided by the box-like cavity slide block spring of lobe, and the box-like cavity slide block spring of lobe is placed on spring spiro rod; Core is made up of upper core mold insert, tiltedly core-pulling slide block head, de-material mold insert, lower core mold insert; Upper core mold insert is installed on impression bolster, and lower core mold insert is installed on lower core fixing plate.
As preferably, side core-pulling mechanism composition in described mould single mode cave comprises curved pin, tiltedly core-pulling slide block, wearing plate.
As preferably, described mould divides three somatotypes to open, and first, second somatotype has opened being separated of loosing core of oblique core-pulling slide block and spot pouring mouth runner and side gate sprue; Third time somatotype complete the box-like cavity slide block of lobe, upper core mold insert and disengaging; Mould somatotype spacing controlling organization comprises lower link bar spring by forming, lower link bar, stripper plate stop screw, long draw spring, long draw form.
Beneficial effect: loose core and become pouring type injection mold in the four sides, unit acupuncture point, a kind of front mould many caves that the present invention adopts technique scheme to provide, the side core-pulling demoulding is done in three side surface direction of product, and when needing design multi-point mould, loosing core of the product of above-mentioned feature and the production of automation molding can be realized with simple mechanism, effectively can ensure the Forming Quality of product, reduce mould and manufacture cost and product injection moulding cost; Mould structure design is reasonable, and working stability is safe and reliable.
Accompanying drawing explanation
Fig. 1 is loose core and become pouring type injection mold application product schematic diagram in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 2 is loose core and become pouring type injection mold dynamic model schematic top plan view in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 3 is loose core and become pouring type injection molding mould fixed die elevational schematic view in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 4 is loose core and become pouring type injection mold skew back slide body core-pulling mechanism scheme of installation in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 5 is loose core and become pouring type injection mold lobe box-like cavity core pulling demoulding slide block scheme of installation in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 6 is loose core and become pouring type injection mold formwork structure and control schematic diagram in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 7 is loose core and become pouring type injection mold oblique core-pulling slide block mounting structure schematic diagram in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 8 is loose core and become the oblique core-pulling slide block of pouring type injection mold and to loose core analysis schematic diagram in four sides, a kind of unit acupuncture point, front mould many caves of the present invention;
Fig. 9 is loose core and become the box-like slide block demoulding of pouring type injection mold lobe and analyze schematic diagram in four sides, a kind of unit acupuncture point, front mould many caves of the present invention.
Detailed description of the invention
Fig. 1-9 is depicted as related description figure of the present invention, loose core and become pouring type injection mold in four sides, a kind of unit acupuncture point, front mould many caves, comprise curved pin 1, upper core mold insert 2, oblique core-pulling slide block 3, wearing plate 4, de-material mold insert 5, lower core mold insert 6, pressing plate 7, spot pouring mouth runner 8, side gate sprue 9, spring spiro rod 10, the box-like cavity slide block 11 of lobe, the box-like cavity slide block spring 12 of lobe, top board connection post 13, lower link bar spring 14, lower link bar 15, stripper plate stop screw 16, guide pillar 17, long draw spring 18, long draw 19, upper clamping plate 20, stripper plate 21, impression bolster 22, eject push pedal 23, lower core fixing plate 24, counterdie seat board 25.
Described mould die carrier structure assembly composition comprises guide pillar 17, upper clamping plate 20, stripper plate 21, impression bolster 22, ejects push pedal 23, lower core fixing plate 24, counterdie seat board 25.
Described mould mold layout is mould eight cave, and two die cavitys form a unit.
Described die casting system comprises spot pouring mouth runner 8, side gate sprue 9 and secondary runner thereof and cast gate, side gate sprue 9 and secondary runner thereof and cast gate are put together by the runner on two box-like cavity slide blocks 11 of lobe, have the box-like cavity slide block of same lobe 11 8 in whole mould; Spot pouring mouth runner 8 is opened on impression bolster 22.
Described mould two cave is a unit, and a unit comprises the upper oblique core-pulling slide block of core mold insert 2, two 3, two the de-material mold insert of two curved pins, 1, two box-like cavity slide blocks of lobe 11, two 5, two lower core mold inserts 6.
Described mould list cave molding assembly comprises upper core mold insert 2, two box-like cavity slide blocks of lobe 11, oblique core-pulling slide block 3, de-material mold insert 5, lower core mold insert 6.
Described mold ejection mechanism assembly comprises eight de-material mold inserts, 5, two top boards connection posts 13, eject push pedal 23 forms; De-material mold insert 5 is installed on by screw and ejects in push pedal 23, and top board connection post 13 is by screw thread and eject the fastening connection of push pedal 23.
Described mould die cavity unit die cavity is closed by two lobe box-like cavity slide block 11 lobes and forms, the box-like cavity slide block of lobe 11 is the box-like slide block of cover half lobe, be installed on impression bolster 22 by T-slot, its power of loosing core of sliding is provided by the box-like cavity slide block spring 12 of lobe, and the box-like cavity slide block spring 12 of lobe is placed on spring spiro rod 10; Core is made up of upper core mold insert 2, tiltedly core-pulling slide block 3 head, de-material mold insert 5, lower core mold insert 6; Upper core mold insert 2 is installed on impression bolster 22, and lower core mold insert 6 is installed on lower core fixing plate 24.
Described mould single mode cave side core-pulling mechanism composition comprises curved pin 1, tiltedly core-pulling slide block 3, wearing plate 4.
Described mould divides three somatotypes to open, and first, second somatotype has opened being separated of loosing core of oblique core-pulling slide block 3 and spot pouring mouth runner 8 and side gate sprue 9; Third time somatotype complete the box-like cavity slide block of lobe 11, upper core mold insert 2 and disengaging; Mould somatotype spacing controlling organization comprises lower link bar spring 14 by forming, lower link bar 15, stripper plate stop screw 16, long draw spring 18, long draw 19 form.
During real work, as shown in Figure 8, Figure 9, its operation principle is as follows:
1), after a point mould is opened for the first time, Injection Motor Template pulls mould dynamic model part to retreat, and as shown in Figure 8, first mould is opened at the first die joint PL1 place, and oblique core-pulling slide block 3, under the stirring of curved pin 1, completes side core-pulling action; Meanwhile, spot pouring mouth runner 8 to break at spot pouring mouth place separation with side gate sprue 9;
2) second time point mould dynamic model part continues to retreat, and mould is opened at the second die joint PL2 place, and spot pouring mouth runner 8 is extracted from die gate casing by stripper plate 21, Automatic-falling;
3) a third time point mould dynamic model part continuation retreats, as shown in Figure 9, mould is opened at three parting line PL3 place, now, the box-like cavity slide block of lobe 11 under the promotion of the box-like cavity slide block spring 12 of lobe, the downward slippage of the T-slot on it, the action thus loose core in the side completing the box-like cavity slide block 11 of lobe, synchronously, upper core mold insert 2 also departs from from product, thus product stays on lower core mold insert 6;
4) product ejection die dynamic model part continues after certain distance, injection machine push rod withstands top board connection post 13, top board connection post 13 will withstand and eject push pedal 23, thus, eject push pedal 23 and will withstand to take off and expect that product is released the demoulding from upper core mold insert 2 by mold insert 5;
5) reset mold parting surface is pressed PL3-PL2-PL1 successively and is closed, and the box-like cavity slide block 11 of lobe first resets, and is then that oblique core-pulling slide block 3 resets, and after mould is completely closed, waits for that next injection cycle starts.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit, those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.

Claims (9)

1. loose core and become pouring type injection mold in four sides, unit acupuncture point, front mould many caves, comprise curved pin (1), upper core mold insert (2), oblique core-pulling slide block (3), wearing plate (4), de-material mold insert (5), lower core mold insert (6), pressing plate (7), spot pouring mouth runner (8), side gate sprue (9), spring spiro rod (10), the box-like cavity slide block of lobe (11), cavity slide block spring (12), top board connection post (13), lower link bar spring (14), lower link bar (15), stripper plate stop screw (16), guide pillar (17), long draw spring (18), long draw (19), upper clamping plate (20), stripper plate (21), impression bolster (22), eject push pedal (23), lower core fixing plate (24), counterdie seat board (25).
2. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described mould die carrier structure composition comprises guide pillar (17), upper clamping plate (20), stripper plate (21), impression bolster (22), ejects push pedal (23), lower core fixing plate (24), counterdie seat board (25).
3. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described mould mold layout is mould eight cave, and two die cavitys form a unit.
4. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described die casting system comprises spot pouring mouth runner (8), side gate sprue (9) and secondary runner thereof and cast gate, side gate sprue (9) and secondary runner thereof and cast gate are put together by the runner on two box-like cavity slide blocks of lobe (11), have the box-like cavity slide block of same lobe (11) eight in whole mould; Spot pouring mouth runner (8) is opened on impression bolster (22).
5. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described mould two cave is a unit, and a unit comprises two curved pins (1), two box-like cavity slide blocks of lobe (11), two upper core mold inserts (2), two oblique core-pulling slide blocks (3), two de-material mold insert (5), two lower core mold inserts (6).
6. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described mould list cave molding assembly comprises a upper core mold insert (2), two box-like cavity slide blocks of lobe (11), an oblique core-pulling slide block (3), de-material mold insert (5), a lower core mold insert (6).
7. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described mold ejection mechanism assembly comprises eight de-material mold insert (5), two top boards connect post (13), eject push pedal (23) composition; De-material mold insert (5) is installed on by screw and ejects in push pedal (23), and top board connection post (13) is by screw thread and eject push pedal (23) fastening connection.
8. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, described mould die cavity unit die cavity is closed by two the box-like cavity slide block of lobe (11) lobes and forms, the box-like cavity slide block of lobe (11) is the box-like slide block of cover half lobe, be installed on impression bolster (22) by T-slot, its power of loosing core of sliding is provided by cavity slide block spring (12), and cavity slide block spring (12) is placed on spring spiro rod (10); Core is made up of upper core mold insert (2), tiltedly core-pulling slide block (3) head, de-material mold insert (5), lower core mold insert (6); Upper core mold insert (2) is installed on impression bolster (22), and lower core mold insert (6) is installed on lower core fixing plate (24).
9. loose core according to four sides, unit acupuncture point, claim 1 front mould many caves and become pouring type injection mold, side core-pulling mechanism composition in mould single mode cave comprises curved pin (1), tiltedly core-pulling slide block (3), wearing plate (4); Described mould divides three somatotypes to open, and first, second somatotype has opened being separated of loosing core of oblique core-pulling slide block (3) and spot pouring mouth runner (8) and side gate sprue (9); Third time somatotype complete the box-like cavity slide block of lobe (11), upper core mold insert (2) and disengaging; Mould somatotype spacing controlling organization comprises lower link bar spring (14) by forming, lower link bar (15), stripper plate stop screw (16), long draw spring (18), long draw (19) form.
CN201510248639.6A 2015-05-17 2015-05-17 A kind of more cave unit acupuncture point four sides core pullings of preceding mould become pouring type injection mold Active CN104802373B (en)

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CN201510248639.6A CN104802373B (en) 2015-05-17 2015-05-17 A kind of more cave unit acupuncture point four sides core pullings of preceding mould become pouring type injection mold
CN201710567198.5A CN107186969A (en) 2015-05-17 2015-05-17 A kind of many cave unit acupuncture point four sides core pullings of preceding mould become pouring type injection mold and its application method
CN201710766487.8A CN107553835A (en) 2015-05-17 2015-05-17 A kind of injection mold and its application method

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CN201710766487.8A Division CN107553835A (en) 2015-05-17 2015-05-17 A kind of injection mold and its application method

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CN106042284A (en) * 2016-07-04 2016-10-26 山东东瑞生物技术有限公司 Manufacturing die for stretching strips in skin anastomat
CN108748896A (en) * 2018-05-23 2018-11-06 乌鲁木齐九品芝麻信息科技有限公司 A kind of front mold slide injection mold
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CN104802373B (en) * 2015-05-17 2018-01-23 深圳市格凯科技有限公司 A kind of more cave unit acupuncture point four sides core pullings of preceding mould become pouring type injection mold
CN109895333A (en) * 2017-12-11 2019-06-18 仇成杰 Filtering lid injection mold and its application method
CN109895331A (en) * 2017-12-11 2019-06-18 仇成杰 Machine oil cooling apparatus and its manufacturing method
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