CN109562547A - Die device - Google Patents
Die device Download PDFInfo
- Publication number
- CN109562547A CN109562547A CN201780041982.0A CN201780041982A CN109562547A CN 109562547 A CN109562547 A CN 109562547A CN 201780041982 A CN201780041982 A CN 201780041982A CN 109562547 A CN109562547 A CN 109562547A
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- CN
- China
- Prior art keywords
- mentioned
- cavity mould
- product
- side mold
- dual
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000001746 injection moulding Methods 0.000 claims abstract description 4
- 238000000465 moulding Methods 0.000 claims description 42
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 11
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003252 repetitive effect Effects 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
- B29C45/16—Making multilayered or multicoloured articles
-
- 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
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
Die device, comprising: cavity mould (16a), to it is in multiple molds by injection moulding manufacture dual-color forming product, keep as the unfinished molded product before dual-color forming product；Core mold (10), combines with above-mentioned cavity mould (16a)；And force application mechanism (38), it is arranged at an above-mentioned core mold (10), is exerted a force to unfinished molded product to cavity mould (16a).
Description
Technical field
The present invention relates to die devices.
Background technique
In the past, as a kind of injection molding method, known following technology: after foring one-pass molding product, pass through
Post forming product are formed around it to make dual-color forming product.The technology of dual-color forming is for example in lamps such as the headlights of production vehicle
It is used when the translucent cover of tool (referring to patent document 1).In addition, having developed following technology: being fixed with using in rotary part
The rotating mould of a pair of of cavity mold, is injection moulded dual-color forming product, which is configured to be wound on a core side mold
And the axis rotation passed through between secondary core side mold (referring to patent document 2).
[existing technical literature]
[patent document]
Patent document 1: Japanese Unexamined Patent Publication 2014-176974 bulletin
Patent document 2: Japanese Unexamined Patent Publication 2014-168936 bulletin
Summary of the invention
[subject to be solved by the invention]
In general mold, molded product is often kept in die sinking by core mold.Therefore, one-pass molding product are being formed
When and in the case that the common mold that uses is cavity mould when forming post forming product, at least need to keep one-pass molding product
Mechanism in cavity mould.For example, in patent document 2, by the way that the locking of prior locking one-pass molding product is arranged in cavity mould
Portion, so that one-pass molding product are not left in core mold in die sinking.
The present invention is completed in view of such situation, and the purpose is to provide a kind of new skill for dual-color forming product
Art, such as one-pass molding product is made to be maintained at cavity mould.
[for solving the technical solution of technical task]
In order to solve the above problems, the die device of an of the invention scheme includes: cavity mould, to passing through injection moulding
Manufacture it is in multiple molds of dual-color forming product, kept as the unfinished molded product before dual-color forming product；Once
Core mold, is combined with cavity mould；And force application mechanism, it is arranged at a core mold, to unfinished molded product to cavity mold
Tool force.
According to the program, when to cavity mould and a core mold die sinking, exert a force to unfinished molded product to cavity mould,
So as to which unfinished molded product is maintained at cavity mould.
It is also possible to force application mechanism and includes abutting part, in the state of cavity mould and a core die assembly, with chamber
Mold abuts；And inner surface portion constitutes in the state of cavity mould and a core die assembly and does not complete molding condition
A part of inner surface for the chamber answered.It is also possible to be configured to when to cavity mould and a core mold die sinking, in interior table
Face exerts a force to unfinished molded product to cavity mould.When to cavity mould and a core mold die sinking, abutting part and cavity mould
It abuts, and inner surface portion exerts a force to unfinished molded product, thus, it is possible to unfinished molded product is maintained at cavity mould.
It is also possible to that also there is the secondary core mold combined with the cavity mould for maintaining unfinished molded product.It can also be with
It is that secondary core mold is configured in the state of combining with cavity mould, forms secondary chamber corresponding with dual-color forming product, it is secondary
Chamber is the shape that the part of the unfinished molded product contacted with inner surface portion is exposed.The boundary of force application mechanism and mold as a result,
The a part for the one-pass molding product being transferred as line is difficult to recognize line from outside because being over molded product covering.
It is also possible to force application mechanism and is configured at recess portion set on a core mold as insertion piece.Thereby, it is possible to
Simply configure force application mechanism with not changing mould structure significantly.
In addition, the arbitrary of above constituent element combines and of the invention is shown method, apparatus, system etc.
Between the scheme that has converted as the solution of the present invention be also effective.
[invention effect]
According to the present invention, for example, the one-pass molding product for dual-color forming product are able to maintain in cavity mould.
Detailed description of the invention
(a) of Fig. 1 is the schematic diagram for showing the filling work procedure of the first color in the manufacturing process of dual-color forming product,
(b) of Fig. 1 is to show to be maintained at one-pass molding product by force application mechanism of the present embodiment in die sinking
Keep the schematic diagram of the state of mould.
(a) of Fig. 2 is the rotation for showing the holding mould that one-pass molding product are maintained in the manufacturing process of dual-color forming product
The schematic diagram of process, (b) of Fig. 2 are shown the schematic diagram of the state of (a) of Fig. 2 mold clamping being opened shown.
(a) of Fig. 3 is the schematic diagram for showing the filling work procedure of second of color in the manufacturing process of dual-color forming product,
(b) of Fig. 3 shows showing for the process of the taking-up post forming product of the slave mold in the manufacturing process of dual-color forming product
It is intended to.
(a) of Fig. 4 is the figure for summarily showing the section near the force application mechanism under molding state, and (b) of Fig. 4 is general
Strategic point shows the figure in the section near the force application mechanism under die opening state.
(a) of Fig. 5 is the schematic diagram of the movable part of force application mechanism and one-pass molding product from chamber side mold, Fig. 5's
It (b) is schematic diagram from one-pass molding product end surface side, (c) of Fig. 5 is to show to cover one-pass molding product with post forming product
End face state schematic diagram.
Specific embodiment
Hereinafter, mode for carrying out the present invention is described in detail referring to attached drawing etc..In addition, in the explanation of attached drawing
In identical appended drawing reference is marked for identical element, and suitably the repetitive description thereof will be omitted.
(manufacturing methods of dual-color forming product)
Firstly, for the dual-color forming product of the present embodiment for having used die device manufacturing method summary into
Row explanation.(a) of Fig. 1 is the schematic diagram for showing the filling work procedure of the first color in the manufacturing process of dual-color forming product,
(b) of Fig. 1 is shown makes one-pass molding product be maintained at holding mould in die sinking by force application mechanism of the present embodiment
The schematic diagram of state.(a) of Fig. 2 is the holding mould for maintaining one-pass molding product shown in the manufacturing process of dual-color forming product
Rotational sequence schematic diagram, (b) of Fig. 2 show the schematic diagram of the state of the mold clamping of (a) of Fig. 2 die sinking shown.
(a) of Fig. 3 is the schematic diagram for showing the filling work procedure of second of color in the manufacturing process of dual-color forming product, (b) of Fig. 3
The schematic diagram that slave mold in the manufacturing process of dual-color forming product takes out the process of post forming product is shown.
As shown in (a) of Fig. 1, die device 100 of the present embodiment be configured to so-called opposed mode it is double-colored at
Type mold.
Die device 100 has: the core side configured in the X-axis extended in the horizontal direction with mutually opposed state
Mold 10 and secondary core side mold 12；Configuration between this time core side mold 10 and secondary core side mold 12,
The rotary part 14 that can be rotatably constituted around the Y-axis extended along vertical direction orthogonal to X-axis；Across Y-axis with mutually back-to-back
State be fixed on a pair of of chamber the side mold 16a and 16b of the same shape on rotary part 14；Support a core side mold 10
Movable plate 18 and support the movable plate 20 of secondary core side mold 12.Core side mold 10 and secondary core side form
Tool 12 is so-called movable type, and chamber side mold 16a, 16b are so-called fixeds.
18 energy relative rotation component 14 of movable plate moves along the x axis, in addition, movable plate 20 can be relative to rotary part 14
It moves along the x axis.
As shown in (a) of Fig. 1, in die device 100, in 10 He of core side mold abutted by molding
It is formed by between chamber side mold 16a and injects as the primary space portion C1 of a chamber from the heating cylinder 22 supported by movable plate 18
The transparent resin material 24 of supply forms one-pass molding product 26.
Then, a core side mold 10 and secondary core side mold 12 and a pair of chamber side mold 16a, 16b are carried out
Die sinking.At this point, being exerted a force by aftermentioned force application mechanism 38 to chamber side mold 16a, one-pass molding product 26 exist as shown in (b) of Fig. 1
It is detached from the state of being kept by chamber side mold 16a from a core side mold 10.
Then, in this state, as shown in (a) of Fig. 2, rotary part 14 is made to rotate 180 ° around Y-axis.In this way, this implementation
The chamber side mold 16a (16b) that mode is related to plays a role in die sinking as the holding mould of one-pass molding product 26 is kept.
Next, as shown in (b) of Fig. 2, by a core side mold 10 and secondary core side mold 12 and a pair of of chamber
Side mold 16b, 16a molding.Primary space portion C1 is formed between a core side mold 10 and chamber side mold 16b as a result,
The quadratic space portion C2 as secondary chamber is formed between secondary core side mold 12 and chamber side mold 16a.
Then, in this state, the portion other than one-pass molding product 26 as shown in (a) of Fig. 3, into quadratic space portion C2
Dispensing penetrates the resin material 30 of coloured (black) that supplies from heating cylinder 28, forms post forming product 32.In addition, passing through combination two
Secondary core side mold 12 and chamber side mold 16a form quadratic space portion C2.It has been manufactured as a result, by one-pass molding product 26 and secondary
The integrated dual-color forming product 34 of molded product 32.
In addition, while having manufactured dual-color forming product 34, core side mold 10 of Xiang Zuhe and chamber side mold 16b and shape
At primary space portion C1 inject transparent resin material 24, form one-pass molding product 26.
Then, as shown in (b) of Fig. 3, to a core side mold 10 and secondary core side mold 12 and a pair of of chamber side
Mold 16b, 16a are opened.At this point, the contraction of resin when dual-color forming product 34 are due to molding, becomes and is attached to secondary core
The state of heart side mold 12.Then, in this state, as shown in (b) of Fig. 3, dual-color forming product 34 are taken out.The taking-up is to pass through
Release the dual-color forming product 34 that are attached on secondary core side mold 12 with knockout pin 36, and with knockout machine (not shown) catch come
It carries out.
Next, making rotary part 14 rotate 180 ° around Y-axis, to a core side mold 10 and secondary core side mold
12 are molded with a pair of chamber side mold 16a, 16b.Hereafter, each process that (b) of (a)~Fig. 3 of Fig. 1 is shown is repeated,
Continuously make dual-color forming product 34.
(force application mechanism)
(a) of Fig. 4 is the figure for summarily showing the section near the force application mechanism under molding state, and (b) of Fig. 4 is general
Strategic point shows the figure in the section near the force application mechanism under die opening state.In addition, the force application mechanism 38 that (a) of Fig. 4 is shown is
The enlarged drawing of the a-quadrant of (a) of Fig. 1, the force application mechanism 38 that Fig. 4 (b) is shown are the enlarged drawings of the B area of Fig. 1 (b).
The force application mechanism 38 that (a) of Fig. 4 is shown exerts a force to one-pass molding product 26 to chamber side mold 16a.In addition, force application mechanism
38 are configured set recess portion 40 on a core side mold 10 as insertion piece.Thereby, it is possible to not change mould significantly
Simply configure force application mechanism 38 to lamps structure.
Force application mechanism 38 includes the limiting unit 44 of the tubular of the movement of the movable part 42 of tubular, limitation movable part 42, will limit
The spring 48 that portion 44 processed is fixed on the bolt 46 of a core side mold 10 and keeps movable part 42 mobile to chamber side mold 16a.
Movable part 42 has the end face 50 opposed with chamber side mold 16a (16b).
As shown in figure 4, end face 50 have in the state of being combined with chamber side mold 16a and a core side mold 10 with chamber
The abutting part 50a and structure in the state of being combined with chamber side mold 16a and a core side mold 10 that side mold 16a is abutted
At the inner surface portion 50b of the inner surface of primary space corresponding with one-pass molding product 26 portion C1.
As shown in (b) of Fig. 4, force application mechanism 38 of the present embodiment is configured to by chamber side mold 16a and once
When core side mold 10 is opened, exert a force to one-pass molding product 26 to chamber side mold 16a in inner surface portion 50b.As a result, to chamber side
When mold 16a and a core side mold 10 are opened, because abutting part 50a is abutted with chamber side mold 16a and inner surface portion 50b
It exerts a force to one-pass molding product 26, so one-pass molding product 26 can be made to be held in chamber side mold 16a.
Then, for because of force application mechanism 38, the trace of issuable threadiness is said on the surface of one-pass molding product 26
It is bright.Force application mechanism 38 is configured at recess portion 40 as insertion piece.In addition, by a core side mold 10 and chamber side mold 16a
In the state of molding, the end face 50 of movable part 42 in the ideal case by with the continuous face structure in the surface of a core side mold 10
At.But the scale completely eliminated between end face 50 and the surface of a core side mold 10 is difficult.In addition, also can not
The gap between movable part 42 and the inner wall 40a of recess portion 40 can be made to become zero.
(a) of Fig. 5 is the movable part 42 of the force application mechanism from chamber side mold and the schematic diagram of one-pass molding product 26, figure
5 (b) is the schematic diagram from the end face side 26a of one-pass molding product 26, and (c) of Fig. 5 is to show to be covered with post forming product 32
The schematic diagram of the state of the end face 26a of lid one-pass molding product 26.
As shown in (a) of Fig. 5, (b) of Fig. 5, movable part in the surface of one-pass molding product 26, with force application mechanism 38
42 opposed end face 26a are formed with insertion piece line L corresponding with the boundary R of movable part 42 and a core side mold 10.It is examining
In the case where the appearance for considering product, it is desirable to which such insertion piece line L is not more eye-catching.
Therefore, secondary 12 structure of core side mold as shown in (b) of Fig. 2, in die device 100 of the present embodiment
As in the state of combining with chamber side mold 16a, quadratic space corresponding with dual-color forming product 34 portion C2 is formed.Quadratic space
The shape that portion C2 is exposed for the part of the end face 26a of the one-pass molding product 26 to connect with inner surface portion 50b.Exert a force machine as a result,
The end face 26a for the one-pass molding product 26 that the boundary of structure 38 and a core side mold 10 is transferred as insertion piece line L such as schemes
Shown in 5 (c), because being over molded the covering of product 32, it is difficult to recognize insertion piece line L from outside.
More than, based on embodiment, the present invention is described.The implementation embodiment is to illustrate, those skilled in the art
Member is it will be appreciated that there are various variations in the combination of these each component and variety of processes, and these are deformed
Example also belongs to the scope of the present invention.
[description of symbols]
C1 primary space portion, C2 quadratic space portion, 10 core side molds, 12 2 core side molds, 14 rotating parts
Part, 16a, 16b chamber side mold, 24 resin materials, 26 one-pass molding product, the end face 26a, 30 resin materials, 32 post forming product, 34
Dual-color forming product, 38 force application mechanisms, 40 recess portions, 40a inner wall, 42 movable parts, 44 limiting units, 46 bolts, 48 springs, 50 end faces,
50a abutting part, 50b inner surface portion, 100 die devices.
[Industrial Availability]
The present invention can be used for die device.
Claims (4)
1. a kind of die device, comprising:
Cavity mould, to by injection moulding manufacture dual-color forming product multiple molds in, become dual-color forming product before
Unfinished molded product kept；
Core mold, is combined with above-mentioned cavity mould；And
Force application mechanism is arranged at an above-mentioned core mold, exerts a force to above-mentioned unfinished molded product to cavity mould.
2. die device as described in claim 1, which is characterized in that
Above-mentioned force application mechanism includes
Abutting part abuts in the state of above-mentioned cavity mould and an above-mentioned core die assembly with above-mentioned cavity mould；And
Inner surface portion is constituted and above-mentioned unfinished molding in the state of above-mentioned cavity mould and an above-mentioned core die assembly
A part of inner surface of the corresponding chamber of product,
Above-mentioned force application mechanism be configured so as to above-mentioned cavity mould and an above-mentioned core mold die sinking when, in above-mentioned inner surface
Portion exerts a force to above-mentioned unfinished molded product to above-mentioned cavity mould.
3. die device as claimed in claim 2, which is characterized in that
It further include the secondary core mold combined with the cavity mould for maintaining above-mentioned unfinished molded product,
Above-mentioned secondary core mold is configured so that in the state of combining with above-mentioned cavity mould, and formation is answered with dual-color forming condition
Secondary chamber,
Above-mentioned secondary chamber is the shape that the part of the above-mentioned unfinished molded product contacted with above-mentioned inner surface portion is exposed.
4. the die device as described in any one of claim 1-3, which is characterized in that
Above-mentioned force application mechanism is configured at recess portion set on an above-mentioned core mold as insertion piece.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016141686 | 2016-07-19 | ||
| JP2016-141686 | 2016-07-19 | ||
| PCT/JP2017/024716 WO2018016323A1 (en) | 2016-07-19 | 2017-07-05 | Molding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109562547A true CN109562547A (en) | 2019-04-02 |
Family
ID=60993301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780041982.0A Pending CN109562547A (en) | 2016-07-19 | 2017-07-05 | Die device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7036721B2 (en) |
| CN (1) | CN109562547A (en) |
| WO (1) | WO2018016323A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009160752A (en) * | 2007-12-28 | 2009-07-23 | Mitsuboshi Kaseihin Kk | Molding mold and method for producing resin molding |
| JP2010105211A (en) * | 2008-10-28 | 2010-05-13 | Nissha Printing Co Ltd | Molding device for two-color molding simultaneous muffle painting product |
| JP2011230345A (en) * | 2010-04-27 | 2011-11-17 | Meiki Co Ltd | Injection molding machine for composite moldings, and molding method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08197578A (en) * | 1995-01-30 | 1996-08-06 | Shin Etsu Polymer Co Ltd | Method and apparatus for molding composite molded product |
| JP4313709B2 (en) * | 2004-03-23 | 2009-08-12 | 岐阜プラスチック工業株式会社 | Method of molding synthetic resin injection molded product and mold apparatus for injection molding |
| JP2014168936A (en) * | 2013-03-05 | 2014-09-18 | Koito Mfg Co Ltd | Injection molding method, mold, and two-color molded product |
| JP6183953B2 (en) * | 2013-09-25 | 2017-08-23 | ダイキョーニシカワ株式会社 | Rotating two-color injection molding equipment for resin windows |
| JP6521740B2 (en) * | 2015-05-25 | 2019-05-29 | キヤノン株式会社 | Method of manufacturing liquid discharge head |
-
2017
- 2017-07-05 JP JP2018528478A patent/JP7036721B2/en active Active
- 2017-07-05 WO PCT/JP2017/024716 patent/WO2018016323A1/en active Application Filing
- 2017-07-05 CN CN201780041982.0A patent/CN109562547A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009160752A (en) * | 2007-12-28 | 2009-07-23 | Mitsuboshi Kaseihin Kk | Molding mold and method for producing resin molding |
| JP2010105211A (en) * | 2008-10-28 | 2010-05-13 | Nissha Printing Co Ltd | Molding device for two-color molding simultaneous muffle painting product |
| JP2011230345A (en) * | 2010-04-27 | 2011-11-17 | Meiki Co Ltd | Injection molding machine for composite moldings, and molding method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 黄锐等: "《塑料工程手册 下册》", 30 April 2000, 机械工业出版社 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018016323A1 (en) | 2018-01-25 |
| JP7036721B2 (en) | 2022-03-15 |
| JPWO2018016323A1 (en) | 2019-05-09 |
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Application publication date: 20190402 |
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