CN102975331B - Injection mold fixture - Google Patents
Injection mold fixture Download PDFInfo
- Publication number
- CN102975331B CN102975331B CN201110263236.0A CN201110263236A CN102975331B CN 102975331 B CN102975331 B CN 102975331B CN 201110263236 A CN201110263236 A CN 201110263236A CN 102975331 B CN102975331 B CN 102975331B
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- mould
- fixture
- die cavity
- swing arm
- hook portion
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Abstract
The invention provides an injection mold fixture, wherein the mold comprises a first mold and a second mold; and a mold cavity is arranged between the first mold and the second mold. The fixture is disposed inside the mold and includes a plurality of clamps and a plurality of elastic components. The clamps are movably disposed inside the mold, and are positioned at the outer edge of the mold cavity. The clamps each have a jacking portion, and the elastic components jack against the clamps, enabling jacking portions of the clamps to elastically extend into the mold cavity, for fixing an embedded element placed inside the mold; so gaps will not be generated on injection molding finished products.
Description
Technical field
The present invention relates to a kind of jetting mold fixture, relate in particular to a kind of in order to fixedly to imbed the jetting mold fixture of element.
Background technology
Ejection formation is the technology that a kind of element is manufactured, and recently, is especially mass-produced a kind of general mode.In common product, no matter be consumer electronic product, computer or articles for daily use, so long as the product of plastics or macromolecular material can utilize the mode of ejection formation to manufacture.In the mould of ejection formation, be mainly that material is injected in a die cavity through runner, make the material with mobility can fill up die cavity, then the moulding through lowering the temperature.
Imbed at present the element of imbedding of ejection formation, must suitable stationary fixture be set at mould inside, could will imbed stable being fixed in mould of element.But, the existing mode of fixedly imbedding element, because fixture all makes fixed form, when plastic material ejection formation, in order to fixedly to imbed the fixture of element, can cause the upper breach that produces a correspondence of finished product (as casing), must utilize in addition other part to be hidden, cause the increase of cost.
Summary of the invention
The invention reside in a kind of jetting mold fixture is provided, can make the finished product of ejection formation can not produce breach, and do not need to re-use other part, do not hidden and can directly use, not only save cost, also make the appearance design of finished product have more elasticity.
The invention provides a kind of jetting mold fixture, this mould comprises one first mould and one second mould, between this first mould and this second mould, there is a die cavity, between this first mould and this second mould, be provided with a blocking mechanism, make this first mould and the second mould secure bond, in this mould, be provided with several (a plurality of) chute, this fixture comprises: several fixtures, described fixture is arranged in described chute movably, and described fixture is positioned at this die cavity outer rim place, and described fixture respectively has a supporting part; And several flexible members, described flexible member is resisted against respectively described fixture, and the supporting part of described fixture is flexibly stretched in this die cavity;
This blocking mechanism includes several fixed legs and several swing arm, described fixed leg wears and is fixed on this second mould, described fixed leg upper end is respectively equipped with one first hook portion, described swing arm upper end is hubbed at respectively this first mould, described swing arm lower end is formed with respectively one second hook portion, the second hook portion of described swing arm hooks the first hook portion that is held in described fixed leg, makes this first mould and this second mould relative closure sealed, and described chute is arranged on described fixed leg.。
The present invention separately provides a kind of jetting mold fixture, this mould comprises one first mould and one second mould, between this first mould and this second mould, there is a die cavity, between this first mould and this second mould, be provided with a blocking mechanism, this fixture comprises: several fixtures, described fixture is pivoted and is arranged at movably in this mould with rotating shaft respectively, and described fixture is positioned at this die cavity outer rim place, and described fixture respectively has a supporting part; And several flexible members, described flexible member is resisted against respectively described fixture, and the supporting part of described fixture is flexibly stretched in this die cavity;
This blocking mechanism includes several fixed legs and several swing arm, described fixed leg wears and is fixed on this second mould, described fixed leg upper end is respectively equipped with one first hook portion, described swing arm upper end is hubbed at respectively this first mould, described swing arm lower end is formed with respectively one second hook portion, the second hook portion of described swing arm hooks the first hook portion that is held in described fixed leg, makes this first mould and this second mould relative closure sealed, and described chute is arranged on described fixed leg.
Preferably, described chute along continuous straight runs extends.
Preferably, on described fixture, be respectively equipped with location division, be provided with corresponding locating slot in this mould, described location division is arranged at described locating slot movably, and described location division is resisted against the two ends of this locating slot and block location while moving.
Preferably, described fixture one end is formed with inclined-plane.
Preferably, described flexible member is arranged at described fixture away from one end of this die cavity.
The present invention has following useful effect: the present invention mainly provides the fixedly fixture of imbedding element of ejection formation, flexible member is separately set in fixture one end, and fixture can flexibly be moved.When liquid state plastic injection, can utilize ejaculation pressure that the fixture of fixture is outwards ejected, this liquid plastic can fill up an occupied breach of fixture originally, with the complete ejaculation element of moulding one, finished product is able to completely smooth.
Wherein utilization of the present invention is in elastic limit, and the relation that stress and strain is directly proportional, presets the amount of movement that described fixture outwards ejects, and coordinates this known ejaculation pressure, can select the described flexible member that meets required coefficient of elasticity.
For enabling further to understand feature of the present invention and technology contents, refer to following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide with reference to and explanation use, be not used for the present invention to be limited.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view () of jetting mold fixture of the present invention.
Fig. 2 is the three-dimensional exploded view (two) of jetting mold fixture of the present invention.
Fig. 3 is the three-dimensional combination figure of jetting mold fixture of the present invention.
Fig. 4 is the cutaway view () of jetting mold fixture of the present invention.
Fig. 5 is the cutaway view (two) of jetting mold fixture of the present invention.
Fig. 6 is the cutaway view of another embodiment of jetting mold fixture of the present invention.
Fig. 7 is the cutaway view of the another embodiment of jetting mold fixture of the present invention.
Wherein, description of reference numerals is as follows:
1 first mould
11 die cavitys
12 inlets
13 runners
2 second moulds
3 blocking mechanisms
31 fixed legs
311 first hook portions
312 chutes
313 locating slots
32 swing arms
321 second hook portions
4 fixtures
41 supporting parts
411 inclined-planes
42 location divisions
43 rotating shafts
5 flexible members
6 imbed element
7 penetrate element
The specific embodiment
(the first embodiment)
Refer to Fig. 1 to Fig. 5, the invention provides a kind of jetting mold fixture, this mould comprises that one first mould 1 and one second mould 2, the first moulds 1 and the second mould 2 can go to upper and lower and is oppositely arranged, in order to form respectively patrix and the counterdie of jetting mold.Between the first mould 1 and the second mould 2, there is a die cavity 11, can utilize ejaculator (figure slightly) that plastic material is injected in die cavity 11 through inlet 12 and runner 13, make the material with mobility can fill up die cavity 11, then through cooling, mold finished product.
Between the first mould 1 and the second mould 2, be further provided with a blocking mechanism 3 in the present embodiment, blocking mechanism 3 includes several fixed legs 31 and several swing arm 32, described fixed leg 31 wears and is fixed on the second mould 2, the second mould 2 end faces are stretched out in described fixed leg 31 upper ends, and are respectively equipped with one first hook portion 311.Described swing arm 32 upper ends are hubbed at respectively the first mould 1, and described swing arm 32 is positioned at the top of described fixed leg 31, and described swing arm 32 lower ends are formed with respectively one second hook portion 321.When the first mould 1 and the second mould 2 closure, can drive the second hook portion 321 of described swing arm 32 to hook the first hook portion 311 that is held in described fixed leg 31 by suitable driving mechanism (figure slightly), make the first mould 1 and the second mould 2 relative closures sealed, to go out finished product by ejaculator ejection formation in die cavity 11.Above-mentioned blocking mechanism 3 is the emphasis of demand of the present invention not, and its pattern and structure are not limited.
The present invention arranges a fixture in jetting mold, this fixture comprises several fixtures 4 and several flexible member 5, and the quantity that fixture 4 arranges does not limit, best for three fixtures 4 are set, described fixture 4 is arranged in mould movably, and described fixture 4 is positioned at die cavity 11 outer rim places.Described fixture 4 is arranged on described fixed leg 31 in the present embodiment, that is each fixed leg 31 is provided with a chute 312, and chute 312 can extend by along continuous straight runs.Certainly chute 312 does not limit and is arranged at fixed leg 31, can be arranged at other suitable position in mould yet.Described fixture 4 is arranged in the chute 312 of described fixed leg 31 movably, and described fixture 4 can be moved by along continuous straight runs.
Fixture 4 piece shapes in the present embodiment, but the shape of fixture 4 and structure do not limit, can be as required and suitable variation.Fixture 4 respectively has a supporting part 41, and supporting part 41 is positioned at fixture 4 in abutting connection with one end of die cavity 11, can insert and imbed element (as panel etc.) 6 in mould in order to contact.Supporting part 41 one end also can be formed with inclined-plane 411, and element 6 edges are imbedded in being resisted against of making that supporting part 41 can be firm.
Described flexible member 5 is arranged at described fixture 4 one end accordingly, that is described flexible member 5 is arranged at described fixture 4 away from one end of die cavity 11, and flexible member 5 can be spring etc. and has flexible element, and its pattern and structure are not limited.Described flexible member 5 is resisted against respectively described fixture 4, can bestow the strength that described fixture 4 moves towards die cavity 11 directions, and the supporting part 41 of described fixture 4 is flexibly stretched in die cavity 11.When imbedding element 6, insert the die cavity 11 of mould when interior, can utilize supporting part 41 contacts of described fixture 4 to be fixed in die cavity 11, imbed in the present embodiment element 6 and be square lamellar body, the supporting part 41 of described fixture 4 is resisted against imbeds element 6 three lateral edges.
(the second embodiment)
Separately, refer to Fig. 6, on fixture 4, can be provided with suitable location division 42, location division 42 is convexly set in fixture 4 edges, location division 42 can arrange one or two etc., and can be provided with corresponding locating slot 313 in the chute 312 of mould, the length of locating slot 313 is greater than the length of location division 42, location division 42 can be moved by along continuous straight runs in locating slot 313.When fixture 4 is when in chute 312, along continuous straight runs moves, also move in locating slot 313 location division 42, can utilize location division 42 to be resisted against the two ends of locating slot 313 and block location, the stroke moving in order to control fixture 4, advances described fixture 4 or the distance that retreats is able to suitable control.
(the 3rd embodiment)
Separately, refer to Fig. 7, described fixture 4 one end are hubbed in mould with a rotating shaft 43 respectively in the present embodiment, that is described fixture 4 can be hubbed at other position on the fixed leg 31 of mould or in mould, and described fixture 4 can rotating shaft 43 be moved for axis swing.Fixture 4 respectively has a supporting part 41, and supporting part 41 is positioned at fixture 4 in abutting connection with one end of die cavity 11, can insert the element of imbedding in mould in order to contact.Described flexible member 5 is resisted against respectively corresponding fixture 4, can bestow the strength that described fixture 4 moves towards die cavity 11 directions, makes to imbed element and inserts the die cavity 11 of mould when interior, can utilize supporting part 41 contacts of described fixture 4 to be fixed in die cavity 11.
On fixture 4, also can be provided with suitable location division 42, and can be provided with corresponding locating slot 313 in mould, location division 42 can be moved in locating slot 313.When fixture 4 swings when mobile, can utilize location division 42 to be resisted against the two ends of locating slot 313 and block location, the stroke moving in order to control fixture 4.
The present invention mainly provides in order to the fixing fixture of imbedding element 64 of ejection formation, flexible member 5 is separately set in fixture 4 one end, fixture 4 can flexibly be moved, the ejaculation pressure correlation that the coefficient of elasticity of flexible member 5 must set with plastic injection, that is can utilize plastic injection pressure that the fixture of fixture 4 is outwards ejected when liquid state plastic injection, to reach the effect that departs from jet shaping finished product, this liquid plastic can fill up an occupied breach of fixture 4 originally, with the complete ejaculation element (as casing) 7 of moulding one, finished product is able to completely smooth.
The foregoing is only preferred embodiment of the present invention, be not used for limiting scope of patent protection of the present invention, the equivalence that all utilizations description of the present invention and accompanying drawing content are done changes, and all should be contained in the scope of the present invention, hereby statement.
Claims (9)
1. a jetting mold fixture, this mould comprises one first mould and one second mould, between this first mould and this second mould, has a die cavity, between this first mould and this second mould, be provided with a blocking mechanism, it is characterized in that, in this mould, be provided with several chutes, this fixture comprises:
Several fixtures, described fixture is arranged in described chute movably, and described fixture is positioned at this die cavity outer rim place, and described fixture respectively has a supporting part; And
Several flexible members, described flexible member is resisted against respectively described fixture, and the supporting part of described fixture is flexibly stretched in this die cavity;
This blocking mechanism includes several fixed legs and several swing arm, described fixed leg wears and is fixed on this second mould, described fixed leg upper end is respectively equipped with one first hook portion, described swing arm upper end is hubbed at respectively this first mould, described swing arm lower end is formed with respectively one second hook portion, the second hook portion of described swing arm hooks the first hook portion that is held in described fixed leg, makes this first mould and this second mould relative closure sealed, and described chute is arranged on described fixed leg.
2. jetting mold fixture as claimed in claim 1, is characterized in that, described chute along continuous straight runs extends.
3. jetting mold fixture as claimed in claim 1, it is characterized in that, on described fixture, be respectively equipped with location division, in this mould, be provided with corresponding locating slot, described location division is arranged at described locating slot movably, and described location division is resisted against the two ends of this locating slot and block location while moving.
4. jetting mold fixture as claimed in claim 1, is characterized in that, one end of described fixture is formed with inclined-plane.
5. jetting mold fixture as claimed in claim 1, is characterized in that, described flexible member is arranged at described fixture away from one end of this die cavity.
6. a jetting mold fixture, this mould comprises one first mould and one second mould, between this first mould and this second mould, has a die cavity, between this first mould and this second mould, is provided with a blocking mechanism, it is characterized in that, this fixture comprises:
Several fixtures, described fixture is pivoted and is arranged at movably in this mould with rotating shaft respectively, and described fixture is positioned at this die cavity outer rim place, and described fixture respectively has a supporting part; And
Several flexible members, described flexible member is resisted against respectively described fixture, and the supporting part of described fixture is flexibly stretched in this die cavity;
This blocking mechanism includes several fixed legs and several swing arm, described fixed leg wears and is fixed on this second mould, described fixed leg upper end is respectively equipped with one first hook portion, described swing arm upper end is hubbed at respectively this first mould, described swing arm lower end is formed with respectively one second hook portion, the second hook portion of described swing arm hooks the first hook portion that is held in described fixed leg, makes this first mould and this second mould relative closure sealed.
7. jetting mold fixture as claimed in claim 6, it is characterized in that, on described fixture, be respectively equipped with location division, in this mould, be provided with corresponding locating slot, described location division is arranged at described locating slot movably, and described location division is resisted against the two ends of this locating slot and block location while moving.
8. jetting mold fixture as claimed in claim 6, is characterized in that, one end of described fixture is formed with inclined-plane.
9. jetting mold fixture as claimed in claim 6, is characterized in that, described flexible member is arranged at described fixture away from one end of this die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110263236.0A CN102975331B (en) | 2011-09-02 | 2011-09-02 | Injection mold fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110263236.0A CN102975331B (en) | 2011-09-02 | 2011-09-02 | Injection mold fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102975331A CN102975331A (en) | 2013-03-20 |
| CN102975331B true CN102975331B (en) | 2014-11-05 |
Family
ID=47849821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110263236.0A Expired - Fee Related CN102975331B (en) | 2011-09-02 | 2011-09-02 | Injection mold fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102975331B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11911986B2 (en) * | 2018-03-02 | 2024-02-27 | Chang Yang Material Corp. | Variable pressure injection mold for plastic injection molding |
| CN108501307A (en) * | 2018-05-03 | 2018-09-07 | 福耀玻璃(苏州)有限公司 | A kind of mold for the bright panel processing of automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398404B (en) * | 1989-10-31 | 1994-12-27 | Engel Gmbh Maschbau | INJECTION MOLD FOR INJECTIONING SURFACE OBJECTS |
| CN101229665A (en) * | 2008-02-26 | 2008-07-30 | 苏州飞乐汽车控制系统有限公司 | Positioning clamping equipment contained in compression joint terminal injection mould with strip-line pressing |
| CN101733867A (en) * | 2008-11-21 | 2010-06-16 | 汉达精密电子(昆山)有限公司 | Positioning mechanism of floating pin type in-mode inserts |
| CN201685389U (en) * | 2010-05-07 | 2010-12-29 | 富港电子（东莞）有限公司 | Insert forming die |
| CN201950766U (en) * | 2011-01-31 | 2011-08-31 | 东莞建航精密模具塑胶五金有限公司 | Clamping fixture for linearly ambushing and jetting four-hole inserts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3562224B2 (en) * | 1997-06-11 | 2004-09-08 | 松下電器産業株式会社 | Insert resin molding die equipment |
-
2011
- 2011-09-02 CN CN201110263236.0A patent/CN102975331B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT398404B (en) * | 1989-10-31 | 1994-12-27 | Engel Gmbh Maschbau | INJECTION MOLD FOR INJECTIONING SURFACE OBJECTS |
| CN101229665A (en) * | 2008-02-26 | 2008-07-30 | 苏州飞乐汽车控制系统有限公司 | Positioning clamping equipment contained in compression joint terminal injection mould with strip-line pressing |
| CN101733867A (en) * | 2008-11-21 | 2010-06-16 | 汉达精密电子(昆山)有限公司 | Positioning mechanism of floating pin type in-mode inserts |
| CN201685389U (en) * | 2010-05-07 | 2010-12-29 | 富港电子（东莞）有限公司 | Insert forming die |
| CN201950766U (en) * | 2011-01-31 | 2011-08-31 | 东莞建航精密模具塑胶五金有限公司 | Clamping fixture for linearly ambushing and jetting four-hole inserts |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平11-920A 1999.01.06 * |
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| Publication number | Publication date |
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| CN102975331A (en) | 2013-03-20 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20180902 |