CN108481682A - A kind of encapsulation die and encapsulation methods for thin wall component - Google Patents
A kind of encapsulation die and encapsulation methods for thin wall component Download PDFInfo
- Publication number
- CN108481682A CN108481682A CN201810490174.9A CN201810490174A CN108481682A CN 108481682 A CN108481682 A CN 108481682A CN 201810490174 A CN201810490174 A CN 201810490174A CN 108481682 A CN108481682 A CN 108481682A
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- Prior art keywords
- encapsulated
- sleeve
- thin wall
- wall component
- encapsulation
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- 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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- 238000005538 encapsulation Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000000465 moulding Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 8
- 239000007924 injection Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
Abstract
The invention discloses a kind of encapsulation dies and encapsulation methods for thin wall component.The encapsulation die includes rear mould bases, and the upper surface of the rear mould bases is fixedly connected with rear mold, and the upper surface of the rear mold offers guide-track groove, radial positioning mechanism, line position axial positioning mechanism and ejecting mechanism are designed in the rear mold.Encapsulation die of the present invention for thin wall component solves the problems, such as the encapsulated deformation of injection, the dislocation of thin-walled type rubber part, greatly reduces the risk and cost of the actual production process of such part, improves production efficiency and yield.
Description
Technical field
The present invention relates to injection molding technology fields, and in particular to a kind of encapsulation die for thin wall component and encapsulated
Method.
Background technology
Encapsulated technique in mould is that will wait for that encapsulated part is fixed in encapsulation die, molten state will be heated by injector
Plastic cement moment injects mold and wraps up piece surface, and part outer surface is made to coat a layer specific thickness and appearance effect after cooling and solidifying
It is prepared by the plastic cement of fruit, the industrial products which is widely used in the materials such as metal, plastic and glass.Wait for encapsulated part encapsulated
Positioning in mold directly influences the encapsulated quality of product, and positioning is inaccurate, shakiness is to lead to leak adhesive, degumming, segment difference and wall thickness not
Even basic reason.The key technology for being configured as encapsulated technique in mould of encapsulation die detent mechanism, will not only follow product
Structure feature itself also wants reasonably avoiding to be heated the influence to positioning such as softening transform, wall thickness and size fluctuation.
A kind of injection encapsulation die and its position-limit mechanism and injection encapsulation methods that Patent publication No is CN105500626A,
The position-limit mechanism is arranged on mavable module core, including n flexible locating parts, n》3；The center of n locating part meets at a friendship
Point, and the circumference centered on this intersection point is divided into equal portions；Injection encapsulated products are positioned over the region that n locating part is enclosed
Interior, n locating part radially withstands injection molding encapsulated products by elastic force, to be molded the limit of encapsulated products center described
Circumference vertical center line on, it is possible thereby to product is accurately placed at corresponding position, solve plastic injection glass cracking, collapse it is scarce etc.
Problem.The patent is disadvantageous in that only radial limit function, shortage are axially accurately positioned product, and it is easier that
Thin-walled type rubber part is deformed by the elastic pressure of limit mechanism member, and this method is only applicable to solid or big wall thickness class production
Product.
Invention content
In view of the deficiencies of the prior art, the present invention proposes a kind of encapsulation die for thin wall component, thin to solve
Problem inaccurate, that detent mechanism stress is yielding is positioned when wall class parts with complex structures in-mould injection is encapsulated.
To achieve the goals above, the present invention realizes by the following technical solutions：
The upper surface of a kind of encapsulation die for thin wall component, including rear mould bases (1), the rear mould bases (1) is fixed
It is connected with rear mold (B), the upper surface of the rear mold (B) offers guide-track groove (3), radial positioning is designed on the rear mold (B)
Mechanism, line position axial positioning mechanism and ejecting mechanism.
Further, the radial positioning mechanism includes three profiling movable blocks (14), second spring (15), sleeve
(16), fixed block (6), the profiling movable block (14) is mutually symmetrical in 120 °, and symmetrical centre is conllinear with sleeve (16) axle center,
Second spring (15) is designed on each profiling movable block (14) to connect with fixed block (6), the second spring (15) is always in
Tensional state, three profiling movable blocks (14) always have the tendency that being separated from each other movement, and each profiling movable block (14) is in sleeve
(16) limited travel movement is radially done in, upper limit of movement is limited by sleeve (16) inner cavity, the left side setting of the fixed block (6)
There is jam-packed block (5).
Further, profiling movable block (14) axial cross section is in step-like, radial maximum cross-section outer diameter etc. of not uniform thickness
In sleeve (16) inner cavity internal diameter, radial non-maximum cross-section outer diameter is equal to the inner cavity encapsulated part (P) internal diameter；Under the effect of elasticity, it imitates
Shape movable block (14) is pulled to the stroke upper limit and disconnected from each other respectively, and maximum outside diameter face is pasted completely with sleeve (16) inner cavity when separation
Close, profiling movable block (14) while being directed toward axe movement when encapsulated part (P) is placed into sleeve (16) and close up, when closing up it is non-most
Big outer diameter face is bonded completely with the inner cavity encapsulated part (P).
Further, the enclosed circumference internal diameter of center portion is equal to central hair cylinder (12) outside when three profiling movable blocks (14) are closed up
Diameter, the central hair cylinder (12) are internally provided with thimble (13).
Further, sleeve (16) by screw connection on fixed block (6)；There are three U for the design of sleeve (16) inner cavity
Shape slot (19), the U-lag (19) mutually in 120 ° it is symmetrical, symmetrical centre is conllinear with sleeve (16) axle center, U-lag (19) and
Profiling movable block (14) one-to-one correspondence and each other clearance fit relationship.
Further, symmetrical two direct through groove (18) are designed on sleeve (16), the direct through groove (18) is long
Direction is spent perpendicular to sleeve (16) axle center.
Further, line position axial positioning mechanism includes shovel base (2), sliding block (7), encapsulated cavity (8) and locating plate (9)；
The locating plate (9) is inlayed and close-fitting is in encapsulated cavity (8)；Encapsulated cavity (8) is tight in sliding block (7)；Sliding block (7) and shovel
Base (2) is connected by screw (11)；Shovel base (2) is connected by the first spring (10) with fixed block (6)；It shovels base (2) and relies on bullet
Power band movable slider (7), encapsulated cavity (8) and locating plate (9) move back and forth in line position slot (4) along line position direction together.
Further, the non-encapsulated Position Design of encapsulated cavity (8) is useful for the mounting groove of assembly locating plate (9), should
Mounting groove is interference fit with locating plate (9)；Glue-feeder (17), the glue-feeder (17) and encapsulated type are designed on die joint
Chamber (8) is connected to.
Further, locating plate (9) is higher by encapsulated cavity (8), and locating plate (9) and sleeve (16) from die joint
Direct through groove (18) be clearance fit；Encapsulated cavity (8) forms enclosure space together with encapsulated part (P) when line position molding, and
Locating plate (9), along line position direction of motion insertion sleeve (16) straight slot, and is caught in determining for encapsulated part (P) in the case where shovel base (2) drives
Position slot, enables encapsulated part (P) in axial restraint.
The present invention also provides a kind of encapsulation methods of thin wall component, and it includes following steps：
S1. the above-mentioned encapsulation die for thin wall component is used, encapsulated part is positioned over rear mold (B) radial positioning machine
On structure, then molding will be so that the movement of line position axial positioning mechanism, will wait for that encapsulated part is fixed, and then be injected, molded；
S2. after die sinking is completed in injection molding, line position axial positioning mechanism is opened under the action of the spring, and locating plate (9) is detached from
The direct through groove (18) of encapsulated part (P), the thimble (13) being located in central hair cylinder (12) eject encapsulated part (P).
Advantageous effect：The present invention solves the problems, such as the encapsulated deformation of injection, the dislocation of thin-walled type rubber part, greatly
The risk and cost for reducing the actual production process of such part, improves production efficiency and yield.
The present invention compared with prior art, by radial positioning mechanism and line position axial positioning mechanism, from three dimensions
Encapsulated part is accurately positioned in a mold, it is ensured that the position degree of encapsulated part.Design is determined in line position axial positioning mechanism
Bit slice is additionally operable to prevent the encapsulated deformation of the injection of thin-walled parts in addition to the axially position for part.Locating plate when line position molds
Centripetal force is applied to encapsulated part, the profiling movable block of radial positioning mechanism applies to centrifugal force, the two resultant force encapsulated part
Vector is zero, effectively prevents thin-walled parts and is deformed due to the unidirectional force by detent mechanism.
Description of the drawings
Fig. 1 is the rear mold cross-sectional view of the insert molding die containing encapsulated part of the embodiment of the present invention.
Fig. 2 is the rear die positioning mechanism and position-limit mechanism dimensional structure diagram of the mold of the embodiment of the present invention.
Fig. 3 is the rear die positioning mechanism and position-limit mechanism cross-sectional view of the mold of the embodiment of the present invention.
Fig. 4 is the rear mold position-limit mechanism part section structural representation of the mold of the embodiment of the present invention.
Fig. 5 is the tube-in-tube structure schematic diagram of the mold of the embodiment of the present invention.
Fig. 6 is the rear mold dimensional structure diagram of the mold of the embodiment of the present invention.
Fig. 7 is the thin-walled type rubber part of the embodiment of the present invention and the dimensional structure diagram of runner.
In figure：Mould bases, 2 shovel bases, 3 guide-track grooves, 4 line position slots, 5 jam-packed blocks, 6 fixed blocks, 7 sliding blocks, 8 encapsulated cavities, 9 after 1
Locating plate, 10 first springs, 11 screws, 12 central hair cylinders, 13 thimbles, 14 profiling movable blocks, 15 second springs, 16 sleeves, 17
Glue-feeder, 18 direct through groove, 19U shapes slot, the encapsulated parts of P, B rear molds, G plastic cement.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Encapsulation die for thin wall component as shown in Figures 1 to 7, be designed on rear mold B radial positioning mechanism,
Line position axial positioning mechanism and ejecting mechanism；The radial positioning mechanism include three profiling movable blocks 14, second spring 15,
Sleeve 16, fixed block 6, the profiling movable block 14 is mutually symmetrical in 120 °, and symmetrical centre is conllinear with 16 axle center of sleeve, each
Second spring 15 is designed on profiling movable block 14 to connect with fixed block 6, the second spring 15 always be in tensional state, three
Profiling movable block 14 always has the tendency that being separated from each other movement, and each profiling movable block 14 radially does limited travel in sleeve 16
Movement, upper limit of movement are limited by 16 inner cavity of sleeve；
14 axial cross section of profiling movable block is step-like in not uniform thickness, and radial maximum cross-section outer diameter is equal in sleeve 16
Intracavitary diameter, radial non-maximum cross-section outer diameter are equal to the inner cavities encapsulated part P internal diameter；Under the effect of elasticity, profiling movable block 14 is distinguished
It is pulled to the stroke upper limit and disconnected from each other, maximum outside diameter face is bonded completely with 16 inner cavity of sleeve when separation, when encapsulated part P is placed
It profiling movable block 14 while being directed toward axe movement when entering sleeve 16 and closes up, non-maximum outside diameter face and the inner cavities encapsulated part P when closing up
Fitting completely；
The enclosed circumference internal diameter of center portion is equal to 12 outer diameter of central hair cylinder when three profiling movable blocks 14 close up；
The sleeve 16 is by screw connection on fixed block 6；There are three U-lag 19, the U for the design of 16 inner cavity of sleeve
Shape slot 19 is mutually symmetrical in 120 °, and symmetrical centre is conllinear with 16 axle center of sleeve, and U-lag 19 is corresponded with profiling movable block 14
And clearance fit relationship each other；
Be designed with symmetrical two direct through groove 18 on the sleeve 16,18 length direction of the direct through groove perpendicular to
16 axle center of sleeve；
The line position axial positioning mechanism includes shovel base 2, sliding block 7, encapsulated cavity 8 and locating plate 9, and the locating plate 9 is inlayed
Embedding and close-fitting is in encapsulated cavity 8；Encapsulated cavity 8 is tight in sliding block 7；Sliding block 7 is connected with shovel base 2 by screw 11；Shovel
Base 2 is connected by the first spring 10 with fixed block 6；It shovels base 2 and relies on elastic band movable slider 7, encapsulated cavity 8 and locating plate 9 together
It is moved back and forth along line position direction in line position slot 4；
The non-encapsulated Position Design of the encapsulated cavity 8 is useful for the mounting groove of assembly locating plate 9, the mounting groove with it is fixed
Bit slice 9 is interference fit；Glue-feeder 17 is designed on die joint, the glue-feeder 17 is connected to encapsulated cavity 8；
The locating plate 9 is higher by encapsulated cavity 8 from die joint, and matches for gap with the direct through groove of sleeve 16 18
It closes；Encapsulated cavity 8 forms enclosure space together with encapsulated part P when line position molding, and locating plate 9 drives lower edge row in shovel base 2
The direct through groove 18 of position direction of motion insertion sleeve 16, and it is caught in the locating slot of encapsulated part P so that encapsulated part P is axially solid
It is fixed.
Embodiment 2
A kind of encapsulation methods of thin wall component, it includes following steps：
S1. it uses claim 1-9 any one of them to be used for the encapsulation die of thin wall component, encapsulated part is placed
In on rear mold (B) radial positioning mechanism, then molding will be so that the movement of line position axial positioning mechanism, will wait for that encapsulated part is fixed not
It is dynamic, it then injected, molded；
S2. after die sinking is completed in injection molding, line position axial positioning mechanism is opened under the action of the spring, and locating plate (9) is detached from
The direct through groove (18) of encapsulated part (P), the thimble (13) being located in central hair cylinder (12) eject encapsulated part (P).
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of encapsulation die for thin wall component, including rear mould bases (1), which is characterized in that mould bases (1) is upper after described
Surface is fixedly connected with rear mold (B), and the upper surface of the rear mold (B) offers guide-track groove (3), is designed on the rear mold (B)
Radial positioning mechanism, line position axial positioning mechanism and ejecting mechanism.
2. the encapsulation die according to claim 1 for thin wall component, which is characterized in that the radial positioning machine
Structure includes three profiling movable blocks (14), second spring (15), sleeve (16), fixed block (6), and the profiling movable block (14) is mutual
Symmetrical in 120 °, symmetrical centre is conllinear with sleeve (16) axle center, and second spring is designed on each profiling movable block (14)
(15) it is connect with fixed block (6), the second spring (15) is always in tensional state, and three profiling movable blocks (14) always have mutually
The trend of disengaging movement, each profiling movable block (14) radially do limited travel movement, upper limit of movement quilt in sleeve (16)
Sleeve (16) inner cavity limits, and jam-packed block (5) is provided on the left of the fixed block (6).
3. the encapsulation die according to claim 2 for thin wall component, which is characterized in that profiling movable block (14) axis
To section in the step-like of not uniform thickness, radial maximum cross-section outer diameter is equal to sleeve (16) inner cavity internal diameter, radially outside non-maximum cross-section
Diameter is equal to the inner cavity encapsulated part (P) internal diameter；Under the effect of elasticity, profiling movable block (14) is pulled to the stroke upper limit and mutual respectively
Separation, maximum outside diameter face is bonded completely with sleeve (16) inner cavity when separation, the profiling when encapsulated part (P) is placed into sleeve (16)
It movable block (14) while being directed toward axe movement and closes up, non-maximum outside diameter face is bonded completely with the inner cavity encapsulated part (P) when closing up.
4. the encapsulation die according to claim 2 for thin wall component, which is characterized in that three profiling movable blocks
(14) the enclosed circumference internal diameter of center portion is equal to central hair cylinder (12) outer diameter when closing up, and the central hair cylinder (12) is internally provided with top
Needle (13).
5. the encapsulation die according to claim 2 for thin wall component, which is characterized in that sleeve (16) passes through screw
It is connected on fixed block (6)；There are three U-lags (19) for the design of sleeve (16) inner cavity, and the U-lag (19) is mutually in 120 ° symmetrical point
Cloth, symmetrical centre is conllinear with sleeve (16) axle center, and U-lag (19) and profiling movable block (14) correspond and clearance fit each other
Relationship.
6. the encapsulation die according to claim 2 for thin wall component, which is characterized in that sleeve is designed on (16)
Symmetrical two direct through groove (18), direct through groove (18) length direction is perpendicular to sleeve (16) axle center.
7. the encapsulation die according to claim 1 for thin wall component, which is characterized in that line position axial positioning mechanism
Including shovel base (2), sliding block (7), encapsulated cavity (8) and locating plate (9)；The locating plate (9) is inlayed and close-fitting is in encapsulated cavity
(8) in；Encapsulated cavity (8) is tight in sliding block (7)；Sliding block (7) is connected with shovel base (2) by screw (11)；It is logical to shovel base (2)
The first spring (10) is crossed with fixed block (6) to be connected；It shovels base (2) and relies on elastic band movable slider (7), encapsulated cavity (8) and locating plate
(9) it is moved back and forth together along line position direction in line position slot (4).
8. the encapsulation die according to claim 7 for thin wall component, which is characterized in that encapsulated cavity (8) it is non-
Encapsulated Position Design is useful for the mounting groove of assembly locating plate (9), which is interference fit with locating plate (9)；In parting
Glue-feeder (17) is designed on face, the glue-feeder (17) is connected to encapsulated cavity (8).
9. the encapsulation die according to claim 8 for thin wall component, which is characterized in that positioned from die joint
Piece (9) is higher by encapsulated cavity (8), and the direct through groove (18) of locating plate (9) and sleeve (16) is clearance fit；Line position is wrapped when molding
Glue-type chamber (8) and encapsulated part (P) form enclosure space together, and locating plate (9) in the case where shovel base (2) drives along the line position side of moving
To insertion sleeve (16) straight slot, and it is caught in the locating slot of encapsulated part (P), enables encapsulated part (P) in axial restraint.
10. a kind of encapsulation methods of thin wall component, which is characterized in that comprise the following steps：
(1) claim 1-9 any one of them is used to be used for the encapsulation die of thin wall component, after encapsulated part is positioned over
On mould (B) radial positioning mechanism, then molding will be so that the movement of line position axial positioning mechanism, will wait for that encapsulated part is fixed, so
After injected, molded；
(2) after die sinking is completed in injection molding, line position axial positioning mechanism is opened under the action of the spring, and locating plate (9) is detached from encapsulated
The direct through groove (18) of part (P), the thimble (13) being located in central hair cylinder (12) eject encapsulated part (P).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810490174.9A CN108481682A (en) | 2018-05-21 | 2018-05-21 | A kind of encapsulation die and encapsulation methods for thin wall component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810490174.9A CN108481682A (en) | 2018-05-21 | 2018-05-21 | A kind of encapsulation die and encapsulation methods for thin wall component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108481682A true CN108481682A (en) | 2018-09-04 |
Family
ID=63354499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810490174.9A Withdrawn CN108481682A (en) | 2018-05-21 | 2018-05-21 | A kind of encapsulation die and encapsulation methods for thin wall component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108481682A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109159331A (en) * | 2018-09-29 | 2019-01-08 | 海宏科技（东莞）有限公司 | A kind of lavaliere cord or wire rod type rubber molding auxiliary draw iron steel wire jig |
| CN111421761A (en) * | 2019-11-15 | 2020-07-17 | 上海阿莱德实业股份有限公司 | Anti-deformation injection mold for plastic-coated metal product |
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|---|---|---|---|---|
| EP1013393A1 (en) * | 1998-12-22 | 2000-06-28 | GBM Kunststofftechnik und Formenbau GmbH | Method and apparatus for overmoulding the edges of thin-walled plates |
| EP1293321A1 (en) * | 2001-09-17 | 2003-03-19 | Braun Formenbau GmbH | Mould for multi-component injection moulding, in particular for two-colour injection moulding of plastic parts |
| JP2005335201A (en) * | 2004-05-26 | 2005-12-08 | Matsushita Electric Works Ltd | Insert molding method/device, solenoid device, luminescent lamp lighting device, illumination device and vehicle |
| CN202965092U (en) * | 2012-11-27 | 2013-06-05 | 台州市凯华塑业有限公司 | Injection mold inner core pulling mechanism |
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| CN208247344U (en) * | 2018-05-21 | 2018-12-18 | 深圳艾利门特科技有限公司 | A kind of encapsulation die for thin wall component |
-
2018
- 2018-05-21 CN CN201810490174.9A patent/CN108481682A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1013393A1 (en) * | 1998-12-22 | 2000-06-28 | GBM Kunststofftechnik und Formenbau GmbH | Method and apparatus for overmoulding the edges of thin-walled plates |
| EP1293321A1 (en) * | 2001-09-17 | 2003-03-19 | Braun Formenbau GmbH | Mould for multi-component injection moulding, in particular for two-colour injection moulding of plastic parts |
| JP2005335201A (en) * | 2004-05-26 | 2005-12-08 | Matsushita Electric Works Ltd | Insert molding method/device, solenoid device, luminescent lamp lighting device, illumination device and vehicle |
| CN202965092U (en) * | 2012-11-27 | 2013-06-05 | 台州市凯华塑业有限公司 | Injection mold inner core pulling mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109159331A (en) * | 2018-09-29 | 2019-01-08 | 海宏科技（东莞）有限公司 | A kind of lavaliere cord or wire rod type rubber molding auxiliary draw iron steel wire jig |
| CN111421761A (en) * | 2019-11-15 | 2020-07-17 | 上海阿莱德实业股份有限公司 | Anti-deformation injection mold for plastic-coated metal product |
| CN111421761B (en) * | 2019-11-15 | 2022-03-25 | 上海阿莱德实业股份有限公司 | Anti-deformation injection mold for plastic-coated metal product |
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Application publication date: 20180904 |