CN102173037A - Double-layer structured rubber injection molding die - Google Patents
Double-layer structured rubber injection molding die Download PDFInfo
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- CN102173037A CN102173037A CN2011100671233A CN201110067123A CN102173037A CN 102173037 A CN102173037 A CN 102173037A CN 2011100671233 A CN2011100671233 A CN 2011100671233A CN 201110067123 A CN201110067123 A CN 201110067123A CN 102173037 A CN102173037 A CN 102173037A
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- die
- counterdie
- patrix
- film
- injection molding
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 12
- 238000004513 sizing Methods 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 9
- 239000002826 coolant Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000010410 layer Substances 0.000 abstract description 4
- 239000002356 single layer Substances 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007723 die pressing method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of rubber and plastic manufacture, and relates to a double-layer structured rubber injection molding die. The rubber injection molding die mainly comprises an upper cavity and a lower cavity, wherein the upper cavity consists of an upper male die arranged on an upper die and an upper female die arranged on an intermediate die; the lower cavity consists of a lower female die arranged on the intermediate die and a lower male die arranged on the lower die; the upper die, the intermediate die and the lower die are positioned by guide posts and directively connected to be overlapped in turn; the upper die, the intermediate die and the lower die are three unit assemblies; the upper die is fixed on a crossbeam of an injection molding machine; the lower die is fixed on a movable platform of the injection molding machine; and the intermediate die is positioned between the upper die and the lower die. The number of the molded rubber products each time is doubled compared with that of a common single-layer rubber injection molding die; and the double-layer structured rubber injection molding die has high production efficiency and good injection molding capacity, and saves energy.
Description
Technical field:
The invention belongs to rubber and plastic manufacturing technology apparatus field, relate to a kind of injection molding of rubber device, particularly a kind of double-deck injection molding of rubber mould.
Background technology:
Because the viscosity of rubber is big, mobile poor, and is human when processing and manufacturing a product, and adopts die pressing to carry out the processing and forming of rubber for many years always.Along with automobile, industry such as electronics and medical treatment is increasing to the demand of rubber, requirement to the rubber injection quality is also more and more higher, thereby injection moulding grows up rapidly and widely, and begin to be applied in the processing and forming production process of rubber, compare with traditional die pressing, the rubber quality of injection moulding moulding is good, the production efficiency height, but for the highly little rubber of moulding, the opening stroke and the mold thickness of required injector are very little, therefore carrying out rubber with existing common individual layer injection molding of rubber mould adds man-hour, the production capacity of injector can not be not fully exerted, thereby cause the waste on the resource, product cost is greatly improved; End is got up, and existing injection molding of rubber die device adopts the single layer structure feature basically, and ubiquity the structural principle complexity, and preparation technology is difficult for program control, and production capacity is low, the raw material resources waste, and it is few that product goes out rate, shortcomings such as price height.
Summary of the invention:
Goal of the invention of the present invention is to overcome the shortcoming that prior art exists, seek design a kind of double-deck injection molding of rubber mould is provided, be applied to the injection processing occasion of type rubber less than normal, to enhance productivity, reduce energy waste, reduce product cost.
In order to realize the foregoing invention purpose, the mould structure that the present invention relates to comprise patrix, middle mould, down film, upper strata die cavity, lower floor's die cavity, fovea superior film, sprue, runner, epirelief film, go up the film backing plate, vertically runner, go up film push pedal, spring, down protruding film, down film backing plate, film push pedal down, cold runner device, down thermal insulation board, go up thermal insulation board, recessed film, side plate, bottom knockout bar, go up stripper plate, connecting plate, guide pillar, duct, cooling medium circulation canal, limited block and drag hook; The agent structure design has upper and lower two stratotype chambeies, and the upper strata die cavity is made of the upper cavity die of installing on last punch of installing on the patrix and the middle mould, and lower floor's die cavity is made of the lower punch of installing on lower cavity die of installing on the middle mould and the counterdie; Patrix, middle mould and counterdie link to each other by guide pillar location and guide type and superimposed successively; Patrix, middle mould and counterdie are respectively three unit combination bodies, and patrix comprises punch, upper die plate, patrix push pedal and drag hook, and the patrix push pedal is connected by screw with drag hook; Middle mould comprises cold runner device, last thermal insulation board, upper cavity die, following thermal insulation board, lower cavity die and side plate, the centre of mould during the cold runner device is installed in, the cold runner device is provided with sprue, runner, laterally zygomorphic vertical runner and is used to control the cooling medium circulation canal of sizing material temperature in the runner, makes that sizing material remains on below the curing temperature in the runner; Limited block and connecting plate are installed on the side plate, and connecting plate is connected by screw with last knockout pin; Counterdie comprises lower punch, counterdie backing plate and counterdie push pedal, and the counterdie push pedal is connected by screw with the bottom knockout bar, and upper cavity die and lower cavity die are provided with the duct, and heating is housed in the duct, is used to heat the sizing material in the upper and lower stratotype chamber, makes its sulfidization molding smooth and easy; The upper strata die cavity constitutes by the upper cavity die of installing on the last punch of installing on the patrix and the middle mould is corresponding, and lower floor's die cavity is made of the lower punch of installing on lower cavity die of installing on the middle mould and the counterdie; Patrix is fixed on the injector crossbeam, and counterdie is fixed on the injector moveable platform, and middle mould is between patrix and counterdie.
The heating that the present invention relates to comprises resistance heater, semiconductor heat booster or microwave applicator; Described injector crossbeam is crossbeam or other the corresponding fixed position or the parts of the rubber injection machine of use mould of the present invention, and heating and injector crossbeam all are not drawn in the accompanying drawing; The same crossbeam of moveable platform situation of injector.
The rubber quantity of the each moulding of the present invention is the double of common individual layer rubber injection mold, the production efficiency height, and injectability is good, saves the energy; Running gate system is the cold runner running gate system in addition, sizing material in the runner always is controlled at below the curing temperature, after sulfuration finishes, only take out in type rubber, the sizing material in the runner still is retained in the runner with flowable state, and next time is when injecting, directly inject die cavity and be sulfided into rubber, whole forming process does not have and coagulates material and produce, thereby need not be provided with to take off and expect with fixed attention mechanism to have saved raw material.
Description of drawings:
Fig. 1 is a structural principle schematic diagram of the present invention.
Fig. 2 is that A of the present invention is to the structural principle schematic diagram.
The specific embodiment:
Also the invention will be further described in conjunction with the accompanying drawings below by embodiment.
Embodiment:
The agent structure of present embodiment comprises patrix 1, middle mould 2, following film 3, upper strata die cavity 4, lower floor's die cavity 5, fovea superior film 6, sprue 7, runner 8, epirelief film 9, last film backing plate 10, vertical runner 11, last film push pedal 12, spring 13, following protruding film 14, following film backing plate 15, following film push pedal 16, cold runner device 17, following thermal insulation board 18, last thermal insulation board 19, recessed film 20, side plate 21, bottom knockout bar 22, last stripper plate 23, connecting plate 24, guide pillar 25, duct 26, cooling medium circulation canal 27, limited block 28 and drag hook 29; Patrix 1, middle mould 2 and counterdie 3 are respectively three unit combination bodies, and patrix 1 comprises punch 9, upper die plate 10, patrix push pedal 12 and drag hook 29, and patrix push pedal 12 and drag hook 29 are connected by screw; Middle mould 2 comprises cold runner device 17, last thermal insulation board 19, upper cavity die 6, following thermal insulation board 18, lower cavity die 20 and side plate 21, the centre of mould 2 during cold runner device 17 is installed in, cold runner device 17 is provided with the vertical runner 11 of sprue 7, runner 8 and upper and lower symmetry, cold runner device 17 also is provided with cooling medium circulation canal 27, be used to control sizing material temperature in the runner, make that sizing material remains on below the curing temperature in the runner, limited block 28 and connecting plate 24 are installed on the side plate 21, and connecting plate 24 and last knockout pin 23 are connected by screw; Counterdie 3 comprises lower punch 14, counterdie backing plate 15 and counterdie push pedal 16, counterdie push pedal 16 and bottom knockout bar 22 are connected by screw, upper cavity die 6 and lower cavity die 20 are provided with duct 26, heating (unreceipted label in the accompanying drawing) is equipped with for 26 li in the duct, be used to heat the sizing material in the upper and lower stratotype chamber, make its sulfidization molding smooth and easy; Upper strata die cavity 4 constitutes by the upper cavity die installed on the last punch of installing on the patrix 19 and the middle mould 26 is corresponding, and lower floor's die cavity 5 is made of the lower punch 14 of installation on lower cavity die of installing on the middle mould 2 20 and the counterdie 3; Patrix 1, middle mould 2 and counterdie 3 are superimposed as the integral type die device after linking to each other by guide pillar 25 location and guide type successively, and patrix 1 is fixed on the injector crossbeam, and counterdie 2 is fixed on the injector moveable platform, and middle mould 2 is between patrix 1 and counterdie 3; Injector crossbeam and moveable platform all refer to implement the present invention and inject position intrinsic on the injector of use and parts, do not belong to the architectural feature of present embodiment.
When present embodiment uses injection moulding, earlier with patrix 1, in mould 2 and counterdie 3 guiding and the location formula structure that is overlapped into one by guide pillar 23, sizing material is by sprue 7, runner 8 and last, the vertical runner 11 of following symmetry injects upper strata die cavity 4 and lower floor's die cavity 5 simultaneously, during die sinking, patrix 1, middle mould 2 and counterdie 3 space out, under the restriction of last knockout pin 23, middle mould 2 is suspended between patrix 1 and the middle mould 2, die sinking is in proper order: the injector moveable platform drives counterdie 3 and moves down, under spring 13 and the effect of mould gravity, middle mould 2 moves down with counterdie 3, the die joint A-A of upper strata die cavity 4 earlier separately, the cast gate of upper strata die cavity 4 disconnects, the rubber of upper strata die cavity 4 moulding breaks away from upper cavity die 6, when moving to certain position, the drag hook of installing in the limited block 28 pulling patrix push pedals 12 of middle mould 2 29, thereby pulling patrix push pedal 12, the rubber of upper strata die cavity 4 moulding is deviate from patrix push pedal 12, when the last knockout pin 23 of injector is limited, coupled middle mould 2 stops to move, the die joint B-B of lower floor's die cavity 5 separately, the cast gate of lower floor's die cavity 5 disconnects, the rubber of lower floor's die cavity 5 moulding breaks away from lower cavity die 20, counterdie 3 continues to move down, when the bottom knockout bar 22 of injector was limited, coupled counterdie push pedal 16 stopped to move, and the rubber of lower floor's die cavity 5 is deviate from.
The enforcement structure of present embodiment shows, when using this mould to prepare the rubber of ting model size, on same injector, compare in the common die of existing single layer structure, present embodiment has and uses sensitivity good, be applicable to various injection machineries, handling safety is reliable, saves raw material and cuts down the consumption of energy, product goes out the rate height, quality is good, and especially for the injection processing of the rubber of symmetrical structure, its production efficiency and quality greatly improve.
Claims (1)
1. double-deck injection molding of rubber mould, comprise patrix, middle mould, following film, the upper strata die cavity, lower floor's die cavity, the fovea superior film, sprue, runner, the epirelief film, last film backing plate, vertical runner, last film push pedal, spring, following protruding film, following film backing plate, following film push pedal, the cold runner device, following thermal insulation board, last thermal insulation board, recessed film, side plate, the bottom knockout bar, last stripper plate, connecting plate, guide pillar, the duct, the cooling medium circulation canal, limited block and drag hook, on it is characterized in that the agent structure design has, following two stratotype chambeies, the upper strata die cavity is made of the upper cavity die of installing on last punch of installing on the patrix and the middle mould, and lower floor's die cavity is made of the lower punch of installing on lower cavity die of installing on the middle mould and the counterdie; Patrix, middle mould and counterdie link to each other by guide pillar location and guide type and superimposed successively; Patrix, middle mould and counterdie are respectively three unit combination bodies, and patrix comprises punch, upper die plate, patrix push pedal and drag hook, and the patrix push pedal is connected by screw with drag hook; Middle mould comprises cold runner device, last thermal insulation board, upper cavity die, following thermal insulation board, lower cavity die and side plate, the centre of mould during the cold runner device is installed in, the cold runner device is provided with sprue, runner, laterally zygomorphic vertical runner and is used to control the cooling medium circulation canal of sizing material temperature in the runner, makes that sizing material remains on below the curing temperature in the runner; Limited block and connecting plate are installed on the side plate, and connecting plate is connected by screw with last knockout pin; Counterdie comprises lower punch, counterdie backing plate and counterdie push pedal, and the counterdie push pedal is connected by screw with the bottom knockout bar, and upper cavity die and lower cavity die are provided with the duct, and heating is housed in the duct, is used to heat the sizing material in the upper and lower stratotype chamber, makes its sulfidization molding smooth and easy; Patrix is fixed on the injector crossbeam, and counterdie is fixed on the injector moveable platform, and middle mould is between patrix and counterdie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100671233A CN102173037A (en) | 2011-03-09 | 2011-03-09 | Double-layer structured rubber injection molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100671233A CN102173037A (en) | 2011-03-09 | 2011-03-09 | Double-layer structured rubber injection molding die |
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| Publication Number | Publication Date |
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| CN102173037A true CN102173037A (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100671233A Pending CN102173037A (en) | 2011-03-09 | 2011-03-09 | Double-layer structured rubber injection molding die |
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| CN (1) | CN102173037A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729408A (en) * | 2012-06-13 | 2012-10-17 | 深圳市沃尔核材股份有限公司 | Die, rubber injection machine with die, injection machine |
| CN104097296A (en) * | 2014-07-22 | 2014-10-15 | 青岛华涛汽车模具有限公司 | Double-shot injection mold and double-shot injection molding method |
| CN104816438A (en) * | 2015-05-14 | 2015-08-05 | 昆山龙腾光电有限公司 | Mold with multilayer cavities and forming method of rubber frame |
| CN105835293A (en) * | 2016-04-27 | 2016-08-10 | 山东大学 | Stack mold used for microcellular foaming injection molding and technology method |
| CN106042295A (en) * | 2016-07-27 | 2016-10-26 | 福州大学 | Double-layer molding cavity structured mold and mold stripping method thereof |
| CN106626260A (en) * | 2017-02-17 | 2017-05-10 | 常州信息职业技术学院 | Laminated hot runner pouring device for plastic inspection well seat injection mold |
| CN106863710A (en) * | 2017-04-17 | 2017-06-20 | 无锡绿缘汽车零部件有限公司 | A kind of rubber injecting molding die |
| CN107443683A (en) * | 2017-09-18 | 2017-12-08 | 中车青岛四方车辆研究所有限公司 | A kind of Multicarity sulfurizing mould and preparation method |
| CN108127868A (en) * | 2017-12-22 | 2018-06-08 | 中山市小榄企业服务有限公司 | A kind of controllable overlapped hot runner injection mould |
| CN108943547A (en) * | 2018-08-13 | 2018-12-07 | 常熟力登维汽车部件有限公司 | The double-deck moulding press and moulding system |
| CN109940832A (en) * | 2019-04-10 | 2019-06-28 | 安徽同发设备股份有限公司 | A kind of more specification multilayer pressure injection molds of pipeline leakage plugging device rubber pad |
| CN113183411A (en) * | 2021-05-20 | 2021-07-30 | 苏州康尼格电子科技股份有限公司 | Laminated mold and low-pressure glue injection method thereof |
| CN116551938A (en) * | 2023-07-06 | 2023-08-08 | 长缆电工科技股份有限公司 | Multilayer die |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201371548Y (en) * | 2009-03-17 | 2009-12-30 | 中国重汽集团济南动力有限公司 | Rubber transfer mold |
| CN202006564U (en) * | 2011-03-09 | 2011-10-12 | 青岛科技大学 | Rubber injection molding mold with double-layer structure |
-
2011
- 2011-03-09 CN CN2011100671233A patent/CN102173037A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201371548Y (en) * | 2009-03-17 | 2009-12-30 | 中国重汽集团济南动力有限公司 | Rubber transfer mold |
| CN202006564U (en) * | 2011-03-09 | 2011-10-12 | 青岛科技大学 | Rubber injection molding mold with double-layer structure |
Non-Patent Citations (1)
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| 郑洪喜: "汽车橡胶限位块双层注射模设计", 《模具制造 》 * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729408A (en) * | 2012-06-13 | 2012-10-17 | 深圳市沃尔核材股份有限公司 | Die, rubber injection machine with die, injection machine |
| CN104097296A (en) * | 2014-07-22 | 2014-10-15 | 青岛华涛汽车模具有限公司 | Double-shot injection mold and double-shot injection molding method |
| CN104816438A (en) * | 2015-05-14 | 2015-08-05 | 昆山龙腾光电有限公司 | Mold with multilayer cavities and forming method of rubber frame |
| CN105835293A (en) * | 2016-04-27 | 2016-08-10 | 山东大学 | Stack mold used for microcellular foaming injection molding and technology method |
| CN106042295A (en) * | 2016-07-27 | 2016-10-26 | 福州大学 | Double-layer molding cavity structured mold and mold stripping method thereof |
| CN106626260B (en) * | 2017-02-17 | 2018-10-02 | 常州信息职业技术学院 | Plastic inspection well seat injection mould laminated type hot flow path casting device |
| CN106626260A (en) * | 2017-02-17 | 2017-05-10 | 常州信息职业技术学院 | Laminated hot runner pouring device for plastic inspection well seat injection mold |
| CN106863710A (en) * | 2017-04-17 | 2017-06-20 | 无锡绿缘汽车零部件有限公司 | A kind of rubber injecting molding die |
| CN107443683B (en) * | 2017-09-18 | 2019-12-27 | 中车青岛四方车辆研究所有限公司 | Multi-cavity vulcanization mold and preparation method thereof |
| CN107443683A (en) * | 2017-09-18 | 2017-12-08 | 中车青岛四方车辆研究所有限公司 | A kind of Multicarity sulfurizing mould and preparation method |
| CN108127868A (en) * | 2017-12-22 | 2018-06-08 | 中山市小榄企业服务有限公司 | A kind of controllable overlapped hot runner injection mould |
| CN108943547A (en) * | 2018-08-13 | 2018-12-07 | 常熟力登维汽车部件有限公司 | The double-deck moulding press and moulding system |
| CN109940832A (en) * | 2019-04-10 | 2019-06-28 | 安徽同发设备股份有限公司 | A kind of more specification multilayer pressure injection molds of pipeline leakage plugging device rubber pad |
| CN113183411A (en) * | 2021-05-20 | 2021-07-30 | 苏州康尼格电子科技股份有限公司 | Laminated mold and low-pressure glue injection method thereof |
| CN116551938A (en) * | 2023-07-06 | 2023-08-08 | 长缆电工科技股份有限公司 | Multilayer die |
| CN116551938B (en) * | 2023-07-06 | 2023-10-20 | 长缆电工科技股份有限公司 | Multilayer die |
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Application publication date: 20110907 |