CN104842535A - Injection molding processing method for forming orthogonal through micro-hole - Google Patents

Injection molding processing method for forming orthogonal through micro-hole Download PDF

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Publication number
CN104842535A
CN104842535A CN201510274694.2A CN201510274694A CN104842535A CN 104842535 A CN104842535 A CN 104842535A CN 201510274694 A CN201510274694 A CN 201510274694A CN 104842535 A CN104842535 A CN 104842535A
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China
Prior art keywords
pulling
side core
ejector sleeve
hole
core
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CN201510274694.2A
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Chinese (zh)
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CN104842535B (en
Inventor
徐征
栾庆蕾
宋满仓
曹栋
王林刚
刘冲
刘军山
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Dalian University of Technology
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Dalian University of Technology
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Publication of CN104842535B publication Critical patent/CN104842535B/en
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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
    • B29C45/76Measuring, controlling or regulating
    • B29C45/80Measuring, controlling or regulating of relative position of mould parts

Abstract

The invention relates to an injection molding processing method for forming an orthogonal through micro-hole, belongs to the field of injection molding and relates to an injection mold processing method and device for forming the orthogonal through micro-hole. In the method, micro-adjustment is realized through side core-pulling movement of a micro-adjustable side core-pulling mechanism to complete accurate alignment of a horizontal arc surface with a vertical cylindrical surface. The implementation process of the injection mold processing method comprises steps of mold closing, pouring, mold opening and product ejection. The mold device adopted by the method consists of a fixed mold part, the micro-adjustable side core-pulling mechanism, an ejector sleeve/rod ejection mechanism and a movable mold part. By adopting the method, a micro-fluid connector with the orthogonal through micro-hole and a micro positioning through hole can be molded in one step, the subsequent process is reduced, the molding efficiency is high, the cost is decreased and the energy consumption is reduced; the relative position accuracy between the orthogonal through micro-hole and the micro positioning through hole can be guaranteed, a basic guarantee is provided for next step key bonding and encapsulation, and the quick replacement of a mold core is realized.

Description

A kind of injection molding method of shaping orthogonal through micro hole
Technical field
The invention belongs to injection mo(u)lding field, relate to a kind of injection molding method for shaping orthogonal through micro hole.
Background technology
Sectional dimension is in the orthogonal through micro hole of millimeter, comprising the profiled holes such as circular hole, square hole is typical structure on a kind of micro element, particularly on the dull and stereotyped micro elements such as micro optical fiber beam splitter, microfluidic interconnect, orthogonal through micro hole is crucial functional unit wherein.Adopt injection mo(u)lding to manufacture polymeric material micro element and there is the advantages such as cost is low, production efficiency is high, device uniformity is good.At present, manufacture orthogonal through micro hole structure and mainly contain following several method:
1) the big disclosure of an invention of Liu state number is the extraordinary fluted drill for processing phase perforation of CN 202701460 U, utilize special mechanical cutting tool, adopt manual alignment to manufacture orthorhombic phase perforation, efficiency is not high, complicated operation, and easily scratches manufactured micro-structural.
2) publication number of the people such as Zhang Lihua invention is a kind of Universal microfluidic chip interface of CN 104226386 A, multiple assembling parts shaping interface is adopted in micro element outside, compared with the microfluidic interconnect with orthogonal through micro hole shaping in the present invention, need repeatedly to regulate and realize woven hose and aim at infusion port, increase extra processing step and parts.
Summary of the invention
The present invention is the defect overcoming prior art, invent a kind of injection molding method of shaping orthogonal through micro hole, utilize the fine adjustment effect of fine setting side core-pulling mechanism, solve cambered surface and aim at the face of cylinder problem be coupled, define the effective of shaping orthogonal through micro hole.Adopt this to invent, the polymer device of orthogonal through micro hole can be had by single injection-molded, have that working (machining) efficiency is high, device uniformity is good, processing step is few, low cost and other advantages, the repeatedly machining method that avoids easily scratches the problem of manufactured micro-structural.
The technical solution used in the present invention is a kind of injection molding method of shaping orthogonal through micro hole, it is characterized in that, the method adopts the side core-pulling position of finely tuning side core-pulling mechanism in adjustment mould to realize side core-pulling location, complete horizontal cambered surface and the accurate aligned fit of vertical circular cylinder, method concrete steps are as follows:
1) assembling of cover half parts: Angle Pin 25 is arranged on wedge block 3, compresses with Angle Pin pressing plate 2, wedge block 3 is fixed on to be had on the solid plate 1 of open slot structure, completes the assembling of cover half parts;
2) assembling of side core-pulling mechanism is finely tuned:
The side core-pulling 6 that rear end has side core-pulling cambered surface 6a is arranged on side core-pulling fixed head 8 through Compress Spring 7, and side core-pulling fixed head 8 is arranged on slide block 4, ensures that Compress Spring 7 has the installation decrement of certain distance; The square structure that side core-pulling 6 front end has simultaneously extend in the square profiled holes 4b of slide block 4, utilizes the square profiled holes 4b on slide block 4 to retrain freely rotating of side core-pulling 6; Elongation adjustment plug screw 5 and position adjust plug screw 21 and are arranged on elongation corresponding to slide block 4 respectively and adjust screwed hole 4a and position adjusts in screwed hole 4c, complete the assembling of the fine setting side core-pulling mechanism with inching effect;
3) assembling of ejector sleeve push rod ejecting mechanism:
Ejector sleeve 11, two push rods 23, sprue puller 24, four release links 20 are arranged in the counter sink of ejector sleeve fixed head 14, are fixed with ejector sleeve pressing plate 15; Straight core 12 extend in ejector sleeve 11 by moving clamping plate 16, ejector sleeve pressing plate 15, be arranged in the counter sink of moving clamping plate (16), two through hole push rods 22 stretch in ejector sleeve fixed head 14 through hole by moving clamping plate 16, ejector sleeve pressing plate 15, be arranged in the counter sink of moving clamping plate (16), with straight core pressing plate 17, through hole push rod 22, straight core 12 be pressed on moving clamping plate 16; Release link 20 is installed back-moving spring 19, composition spring reposition first;
4) assembly of side core-pulling mechanism, ejector sleeve push rod ejecting mechanism and dynamic model parts is finely tuned
Moving platen 9, gripper shoe 10 and cushion block 13 is had in dynamic model parts; Ejector sleeve push rod ejecting mechanism is arranged on the right side of moving platen 9 by cushion block 13 and gripper shoe 10; Fine setting side core-pulling mechanism guide rail clip 27 compresses, and is arranged on and has on the moving platen 9 of guide runner, complete the assembling of injection mold with bolt;
5) side core-pulling and straight core aligned fit:
Z-direction adjusts: position of rotation adjustment plug screw 21, regulates the position of side core-pulling fixed head 8, controls the amount trimmed of side core-pulling 6 in Z-direction, realizes the adjustment of the cooperation position of side core-pulling 6 and straight core 12;
Y-direction adjusts: rotatable elongate amount adjustment plug screw 5, regulate the installation decrement of Compress Spring 7, adjustment side core-pulling cambered surface 6a, in the Y direction to the compensation rate of straight core face of cylinder 12a, ensures in manual matched moulds situation, realizes side core-pulling 6 and be coupled with the aligning of straight core 12;
6) matched moulds is spacing spacing with die sinking
" ⊥ " type groove utilizing guide rail clip 27 and moving platen 9 to be formed carries out kinematic constraint, and it is spacing to complete matched moulds by wedge block 3, and bulb jackscrew 28 has coordinated die sinking spacing with the spacing hole 4e on slide block 4;
7) the implementing process process of injection mo(u)lding micro hole has matched moulds, cast, die sinking, ejects goods
After completing the 5th step, injection mold is arranged on injection machine, is driven realize matched moulds by injection machine, pour into a mould, the polymeric material of molten state enters in the mold cavity closed by the running gate system injection of nozzle and mould by injection machine, through pressurize, cooling, carries out die sinking; Thimble systems force ejector sleeve pressing plate 15 moves, thus drives the sprue puller 24 on ejector sleeve fixed head 14, push rod 23, ejector sleeve 11 to move with release link 20; Sprue puller 24, push rod 23 complete ejecting of goods with ejector sleeve 11; Back-moving spring 19 in release link 20 relies on elastic force to make ejecting mechanism return to original position.
An injection molding method for shaping orthogonal through micro hole, is characterized in that, the die device that the method adopts is made up of cover half parts, fine setting side core-pulling mechanism, ejector sleeve push rod ejecting mechanism and dynamic model parts;
In described cover half parts: Angle Pin 25 is arranged on wedge block 3, compresses with Angle Pin pressing plate 2, wedge block 3 is fixedly mounted in the open slot below solid plate 1 right flank;
In described fine setting side core-pulling mechanism, slide block 4 is processed with elongation adjustment screwed hole 4a, square profiled holes 4b, position adjustment screwed hole 4c, inclined hole 4d and spacing hole 4e; Side core-pulling 6 front end is square structure, and rear portion is divided into thin axle, is processed with side core-pulling cambered surface 6a at thin shaft rear end; Side core-pulling 6 is arranged on side core-pulling fixed head 8 through Compress Spring 7, and side core-pulling fixed head 8 is arranged on slide block 4, ensures that Compress Spring 7 has the installation decrement of certain distance; Side core-pulling 6 front end square structure is inserted in the square profiled holes 4b of slide block 4, utilizes the square profiled holes 4b on slide block 4 to retrain freely rotating of side core-pulling 6; Elongation adjustment plug screw 5 and position adjust plug screw 21 and are arranged on elongation corresponding to slide block 4 respectively and adjust screwed hole 4a and position adjusts in screwed hole 4c;
In described ejector sleeve push rod ejecting mechanism: ejector sleeve 11, two push rods 23, sprue puller 24, four release links 20 are arranged in the corresponding counter sink of ejector sleeve fixed head 14 respectively, are fixed with ejector sleeve pressing plate 15; The straight core face of cylinder 12a of straight core 12 extend in ejector sleeve 11 through moving clamping plate 16, ejector sleeve pressing plate 15, two through hole push rods 22 extend in ejector sleeve fixed head 14 through hole by moving clamping plate 16, ejector sleeve pressing plate 15, with straight core pressing plate 17, through hole push rod 22, straight core 12 are pressed on moving clamping plate 16; Release link 20 is installed back-moving spring 19 and form spring return mechanism;
Moving platen 9, gripper shoe 10 and cushion block 13 is had in described dynamic model parts; Ejector sleeve push rod ejecting mechanism is arranged on the right side of moving platen 9 by cushion block 13 and gripper shoe 10; Fine setting side core-pulling mechanism guide rail clip 27 compresses, and is arranged on has on the moving platen 9 of guide runner by bolt.
A kind of injection molding method of shaping orthogonal through micro hole, it is characterized in that, fixed for the straight core 12 in the ejector sleeve push rod ejecting mechanism described in shaping X-direction lateral aperture in the die device that the method adopts, to match shaping orthogonal through micro hole with above-mentioned fine setting side core-pulling mechanism, change its length and can become different orthogonal through micro hole structure such as " L " type and T-shape etc.
The invention has the beneficial effects as follows: 1) one-shot forming can have the microfluidic interconnect of orthogonal through micro hole and microposition through hole, reduce subsequent processing operations, shaping efficiency is high, reduces costs, and reduces energy consumption; 2) relative positional accuracy between orthogonal through micro hole and microposition through hole can be ensured, for next step bonding, encapsulation provide basic guarantee; 3) core can be realized to change fast.
Accompanying drawing explanation
Fig. 1 injection mould closing structure graph; Fig. 2 finely tunes side core-pulling mechanism structure chart; Fig. 3 slide block axonometric drawing; Fig. 4 ejector sleeve push rod ejecting mechanism axonometric drawing; Fig. 5 cover half mounting structure schematic diagram; Fig. 6 dynamic model installation shaft mapping.
In figure: adopt rectangular coordinate system, horizontal direction is X-direction, and vertical direction is Y-direction, the outside direction of vertical paper is Z-direction.Wherein, 1, solid plate, 2, Angle Pin pressing plate, 3, wedge block, 4, slide block, 4a, elongation adjustment screwed hole, 4b, square profiled holes, 4c, position adjustment screwed hole, 4d, inclined hole, 4e, spacing hole, 5, elongation adjustment plug screw, 6, side core-pulling, 6a, side core-pulling cambered surface, 7, Compress Spring, 8, side core-pulling fixed head, 9, moving platen, 10, gripper shoe, 11, ejector sleeve, 12, straight core, the straight core face of cylinder of 12a, 13, cushion block, 14, ejector sleeve fixed head, 15, ejector sleeve pressing plate, 16, moving clamping plate, 17, straight core pressing plate, 18, top rod, 19, back-moving spring, 20, release link, 21, position adjustment plug screw, 22, through hole push rod, 23, push rod, 24, sprue puller, 25, Angle Pin, 26, guide pillar, 27, guide rail clip.
Fig. 7 microfluidic interconnect product figure.
Detailed description of the invention
Elaborate the specific embodiment of the present invention below in conjunction with accompanying drawing and technical scheme, to utilize microinjection mold device to make the microfluidic interconnect with orthogonal through micro hole, illustrate that specific embodiment of the invention step is as follows:
1, the assembling of cover half parts: Angle Pin 25 is arranged on wedge block 3, compresses with Angle Pin pressing plate 2, wedge block 3 is fixed on to be had on the solid plate 1 of open slot structure, completes the assembling of cover half parts, as shown in Figure 4.
2, the assembling of dynamic model parts:
(1) assembling of side core-pulling mechanism, is finely tuned: the side core-pulling 6 that rear end has side core-pulling cambered surface 6a is arranged on side core-pulling fixed head 8 through Compress Spring 7, side core-pulling fixed head 8 is arranged on slide block 4, ensures that Compress Spring 7 has the installation decrement of certain distance.The square structure that side core-pulling 6 front end has simultaneously extend in the square profiled holes 4b of slide block 4, utilizes the square profiled holes 4b on slide block 4 to retrain freely rotating of side core-pulling 6.Elongation adjustment plug screw 5 and position adjust plug screw 21 and are arranged on elongation corresponding to slide block 4 respectively and adjust screwed hole 4a and position adjusts in screwed hole 4c, complete the assembling of the fine setting side core-pulling mechanism with inching effect, as shown in Figure 2.
(2), the assembling of ejector sleeve push rod ejecting mechanism: ejector sleeve 11, two push rods 23, sprue puller 24, four release links 20 are arranged in the counter sink of ejector sleeve fixed head 14, are fixed with ejector sleeve pressing plate 15; Straight core 12 extend in ejector sleeve 11 by moving clamping plate 16, ejector sleeve pressing plate 15, through hole push rod 22 extend in ejector sleeve fixed head 14 through hole by moving clamping plate 16, ejector sleeve pressing plate 15, with straight core pressing plate 17, through hole push rod 22, straight core 12 is pressed on moving clamping plate 16.Release link 20 is installed back-moving spring 19, composition spring reposition first, as shown in Figure 3.
(3), the integrated of side core-pulling mechanism and ejector sleeve push rod ejecting mechanism is finely tuned:
Moving platen 9, gripper shoe 10 and cushion block 13 is had in dynamic model parts; Ejector sleeve push rod ejecting mechanism is arranged on the right side of moving platen 9 by cushion block 13 and gripper shoe 10; Fine setting side core-pulling mechanism is placed in be had on the moving platen 9 of guide runner, compresses, be arranged on and have on the moving platen 9 of guide runner, complete the assembling of injection mold, as shown in Figure 5 with bolt with guide rail clip 27.
3, side core-pulling is aimed at straight core and is coupled:
(1) Z-direction adjustment: position of rotation adjustment plug screw 21, regulates the position of side core-pulling fixed head 8, controls the amount trimmed of side core-pulling 6 in Z-direction, realizes the adjustment of the cooperation position of side core-pulling 6 and straight core 12.
(2) Y-direction adjustment: rotatable elongate amount adjustment plug screw 5, regulate the installation decrement of Compress Spring 7, adjustment side core-pulling cambered surface 6a, in the Y direction to the compensation rate of straight core face of cylinder 12a, ensures in manual matched moulds situation, realizes side core-pulling 6 and be coupled with the aligning of straight core 12.
Utilize the implementing process process of above-mentioned die device injection mo(u)lding micro hole as follows:
Matched moulds: the Angle Pin 25 of cover half part extend in the inclined hole 4d of dynamic model part slide block 4 is with movable slider 4 to complete matched moulds feeding, realizes side core-pulling cambered surface 6a and is coupled with the aligning of straight core face of cylinder 12a.
Cast: the polymeric material of molten state enters in the mold cavity closed by the running gate system injection of nozzle and mould by injection machine, through pressurize, cooling, carries out die sinking.
Die sinking: the die sinking realizing slide block 4 under the effect of Angle Pin 25 resets, and completes motion of loosing core.When Angle Pin 25 leaves slide block 4 inclined hole 4d, the reset position of slide block 4 carries out restriction by bulb jackscrew to be fixed.
Eject goods, thimble systems force ejector sleeve pressing plate 15 moves, thus drives the sprue puller 24 on ejector sleeve fixed head 14, push rod 23, ejector sleeve 11 to move with release link 20.Sprue puller 24, push rod 23 complete ejecting of goods with ejector sleeve 11; Back-moving spring 19 in release link 20 relies on elastic force to make ejecting mechanism return to original position.
The microfluidic interconnect with orthogonal through micro hole utilizing this die device to make as shown in Figure 7, has X-direction through micro hole structure orthogonal with Y-direction, as the cover plate of micro-fluid chip, plays the effect of medium transmission.Micro through hole on microfluidic interconnect has positioning action, can guarantee aiming at of X-direction passage and microfluidic chip structure.
Adopt the microfluidic interconnect of this invention injection mo(u)lding, can ensure the relative positional accuracy between orthogonal through micro hole and microposition through hole, for next step bonding, encapsulation provide basic guarantee, reduce subsequent processing operations, shaping efficiency is high, reduces costs.

Claims (3)

1. the injection molding method of a shaping orthogonal through micro hole, it is characterized in that, the method adopts the side core-pulling position of finely tuning side core-pulling mechanism in adjustment mould to realize side core-pulling location, and complete horizontal cambered surface and the accurate aligned fit of vertical circular cylinder, the concrete steps of method are as follows:
1) assembling of cover half parts: Angle Pin (25) is arranged on wedge block (3), compress with Angle Pin pressing plate (2), wedge block (3) be fixed on there is open slot structure solid plate (1) on, complete the assembling of cover half parts;
2) assembling of side core-pulling mechanism is finely tuned:
The side core-pulling (6) that rear end has side core-pulling cambered surface (6a) is arranged on side core-pulling fixed head (8) through Compress Spring (7), side core-pulling fixed head (8) is arranged on slide block (4), ensures that Compress Spring (7) has the installation decrement of certain distance; The square structure that side core-pulling (6) front end has simultaneously extend in the square profiled holes (4b) of slide block (4), utilizes the square profiled holes (4b) on slide block (4) to retrain freely rotating of side core-pulling (6); Elongation adjustment plug screw (5) and position adjust plug screw (21) and are arranged on elongation corresponding to slide block (4) respectively and adjust screwed hole (4a) and position and adjust in screwed hole (4c), complete the assembling of the fine setting side core-pulling mechanism with inching effect;
3) assembling of ejector sleeve push rod ejecting mechanism:
Ejector sleeve (11), two push rods (23), sprue puller (24), four release links (20) are arranged in the counter sink of ejector sleeve fixed head (14), are fixed with ejector sleeve pressing plate (15); Straight core (12) extend in ejector sleeve (11) by moving clamping plate (16), ejector sleeve pressing plate (15), be arranged in the counter sink of moving clamping plate (16), two through hole push rods (22) are stretched in ejector sleeve fixed head (14) through hole by moving clamping plate (16), ejector sleeve pressing plate (15), be arranged in the counter sink of moving clamping plate (16), with straight core pressing plate (17), through hole push rod (22), straight core (12) be pressed on moving clamping plate (16); Release link (20) is installed back-moving spring (19), composition spring reposition first;
4) assembly of side core-pulling mechanism, ejector sleeve push rod ejecting mechanism and dynamic model parts is finely tuned
Moving platen (9), gripper shoe (10) and cushion block (13) is had in dynamic model parts; Ejector sleeve push rod ejecting mechanism is arranged on moving platen (9) right side by cushion block (13) and gripper shoe (10); Fine setting side core-pulling mechanism guide rail clip (27) compresses, and is arranged on the moving platen (9) with guide runner, completes the assembling of injection mold with bolt;
5) side core-pulling and straight core aligned fit:
Z-direction adjusts: position of rotation adjustment plug screw (21), regulate the position of side core-pulling fixed head (8), control the amount trimmed of side core-pulling (6) in Z-direction, realize the adjustment of the cooperation position of side core-pulling (6) and straight core (12);
Y-direction adjusts: rotatable elongate amount adjustment plug screw (5), regulate the installation decrement of Compress Spring (7), adjustment side core-pulling cambered surface (6a) is in the Y direction to the compensation rate of the straight core face of cylinder (12a), ensure in manual matched moulds situation, realize side core-pulling (6) and be coupled with the aligning of straight core (12);
6) matched moulds is spacing spacing with die sinking
" ⊥ " type groove utilizing guide rail clip (27) and moving platen (9) to be formed carries out kinematic constraint, and it is spacing to complete matched moulds by wedge block (3), bulb jackscrew has coordinated die sinking spacing with the spacing hole (4e) on slide block (4);
7) the implementing process process of injection mo(u)lding micro hole has matched moulds, cast, die sinking, ejects goods
After completing the 5th step, injection mold is arranged on injection machine, is driven realize matched moulds by injection machine, pour into a mould, the polymeric material of molten state enters in the mold cavity closed by the running gate system injection of nozzle and mould by injection machine, through pressurize, cooling, carries out die sinking; Thimble systems force ejector sleeve pressing plate (15) moves, thus drives the sprue puller (24) on ejector sleeve fixed head (14), push rod (23), ejector sleeve (11) and release link (20) to move; Sprue puller (24), push rod (23) and ejector sleeve (11) complete ejecting of goods; Back-moving spring (19) in release link (20) relies on elastic force to make ejecting mechanism return to original position.
2. the injection molding method of a kind of shaping orthogonal through micro hole as claimed in claim 1, is characterized in that, the die device that the method adopts is made up of cover half parts, fine setting side core-pulling mechanism, ejector sleeve push rod ejecting mechanism and dynamic model parts;
In described cover half parts: Angle Pin (25) is arranged on wedge block (3), compress with Angle Pin pressing plate (2), wedge block (3) is fixedly mounted in the open slot below solid plate (1) right flank;
In described fine setting side core-pulling mechanism, slide block (4) is processed with elongation adjustment screwed hole (4a), square profiled holes (4b), position adjustment screwed hole (4c), inclined hole (4d) and spacing hole (4e); Side core-pulling (6) front end is square structure, and rear portion is divided into thin axle, is processed with side core-pulling cambered surface (6a) at thin shaft rear end; Side core-pulling (6) is arranged on side core-pulling fixed head (8) through Compress Spring (7), side core-pulling fixed head (8) is arranged on slide block (4), ensures that Compress Spring (7) has the installation decrement of certain distance; Side core-pulling (6) front end square structure is inserted in the square profiled holes (4b) of slide block (4), utilizes the square profiled holes (4b) on slide block (4) to retrain freely rotating of side core-pulling 6; Elongation adjustment plug screw (5) and position adjust plug screw (21) and are arranged on elongation corresponding to slide block (4) respectively and adjust screwed hole (4a) and position and adjust in screwed hole (4c);
In described ejector sleeve push rod ejecting mechanism: ejector sleeve (11), two push rods (23), sprue puller (24), four release links (20) are arranged in the corresponding counter sink of ejector sleeve fixed head (14) respectively, are fixed with ejector sleeve pressing plate (15); The straight core face of cylinder (12a) of straight core (12) extend in ejector sleeve (11) through moving clamping plate (16), ejector sleeve pressing plate (15), two through hole push rods (22) extend in ejector sleeve fixed head (14) through hole by moving clamping plate (16), ejector sleeve pressing plate (15), with straight core pressing plate (17), through hole push rod (22), straight core (12) are pressed on moving clamping plate (16); Release link (20) is installed back-moving spring (19) and form spring return mechanism;
Moving platen (9), gripper shoe (10) and cushion block (13) is had in described dynamic model parts; Ejector sleeve push rod ejecting mechanism is arranged on moving platen (9) right side by cushion block (13) and gripper shoe (10); Fine setting side core-pulling mechanism guide rail clip (27) compresses, and is arranged on the moving platen (9) with guide runner by bolt.
3. the injection molding method of a kind of shaping orthogonal through micro hole as claimed in claim 1 or 2, it is characterized in that, in the die device that the method adopts, straight core (12) in ejector sleeve push rod ejecting mechanism is fixed, to match shaping orthogonal through micro hole with above-mentioned fine setting side core-pulling mechanism, change its length and become " L " type orthogonal through micro hole structure different with T-shape.
CN201510274694.2A 2015-05-26 2015-05-26 Injection molding processing method for forming orthogonal through micro-hole Expired - Fee Related CN104842535B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108367472A (en) * 2015-11-06 2018-08-03 马斯特模具(2007)有限公司 Injecting unit positioning device

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JPH1134119A (en) * 1997-07-23 1999-02-09 Mitsubishi Electric Corp Resin mold
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CN201287448Y (en) * 2008-08-28 2009-08-12 东莞市蓝光塑胶模具有限公司 Transverse knockout core mechanism mould apparatus at inner side diplopore position
CN102672911A (en) * 2012-05-07 2012-09-19 宁波方正汽车模具有限公司 Three-rod double-slide large-angle inclined jacking core-pulling ejector pin device
CN202701460U (en) * 2012-03-31 2013-01-30 湖北神力锻造有限责任公司 Special type twist drill used for machining phase pass through hole
CN104226386A (en) * 2013-06-14 2014-12-24 中国科学院大连化学物理研究所 Universal micro fluidic chip interface

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1134119A (en) * 1997-07-23 1999-02-09 Mitsubishi Electric Corp Resin mold
US6126429A (en) * 1998-06-02 2000-10-03 Burger Engineering, Inc. Combination slide retainer and position sensing switch for injection molds
CN201287448Y (en) * 2008-08-28 2009-08-12 东莞市蓝光塑胶模具有限公司 Transverse knockout core mechanism mould apparatus at inner side diplopore position
CN202701460U (en) * 2012-03-31 2013-01-30 湖北神力锻造有限责任公司 Special type twist drill used for machining phase pass through hole
CN102672911A (en) * 2012-05-07 2012-09-19 宁波方正汽车模具有限公司 Three-rod double-slide large-angle inclined jacking core-pulling ejector pin device
CN104226386A (en) * 2013-06-14 2014-12-24 中国科学院大连化学物理研究所 Universal micro fluidic chip interface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108367472A (en) * 2015-11-06 2018-08-03 马斯特模具(2007)有限公司 Injecting unit positioning device

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