CN102529046B - Macromolecule plastic membrane pressure process injection molding system and the method for forming - Google Patents
Macromolecule plastic membrane pressure process injection molding system and the method for forming Download PDFInfo
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- CN102529046B CN102529046B CN201110440912.7A CN201110440912A CN102529046B CN 102529046 B CN102529046 B CN 102529046B CN 201110440912 A CN201110440912 A CN 201110440912A CN 102529046 B CN102529046 B CN 102529046B
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Abstract
The present invention relates to a kind of bubble in molten plastic can discharge and the macromolecule plastic membrane pressure process injection molding system of formation relative vacuum and the method for forming, the outlet of high molecule plastic Plasticator and the inlet communication of pressue device, the outlet material of pressue device and the inlet communication of macromolecule plastic membrane injection mold, extruded tube wall in described pressue device has vacuum suction mouth, the outlet of vacuum suction mouth and magnetic valve inlet communication, electromagnetic valve outlet is communicated with vacuum suction machine air entry; Below piston head, spiral agitator is housed in screw extrusion machinery in described pressue device.Advantage: one is that the application adopts pressurization to vacuumize, fundamentally solve the generation of air pocket in plastic diaphragms, ensure that the Forming Quality of plastic diaphragms and greatly extend the service life of plastic diaphragms, significantly reduce the use cost of user, solve people and want for a long time to solve and the difficult problem that do not solve.
Description
Technical field
The present invention relates to a kind of bubble in molten plastic can discharge and the macromolecule plastic membrane pressure process injection molding system of formation relative vacuum and the method for forming, belong to macromolecule plastic membrane formation system and manufacture field.
Background technology
The all CN101249713B of the applicant, title " macromolecule plastic membrane pressurized injection molding method and formation system ", the outlet of high molecule plastic Plasticator and the inlet communication of pressue device, the outlet material of pressue device and the inlet communication of macromolecule plastic membrane injection mold.Pressue device is made up of cylinder or hydraulic jack and extruded tube, and the piston rod of the piston in extruded tube and cylinder or hydraulic jack is connected and the discharging opening of the extrusion device that pressurizes is 2 or multiple.Pressue device is provided with muff or is provided with heated constant temperature control device.It needs to improve: because high molecule plastic exists bubble in process is plasticated in melting, this bubble is injected into barrier film and is injection molded in die cavity, and shaping barrier film exists bubble voids, and this bubble voids directly affects diaphragm forming quality and service life.
Summary of the invention
Purpose of design: avoid the weak point in background technology, designs a kind of bubble in molten plastic can discharge and the macromolecule plastic membrane pressure process injection molding system of formation relative vacuum and the method for forming.
Design: in order to realize above-mentioned purpose of design, the application is on the basis of background technology: the extruded tube wall in pressue device has vacuum suction mouth and adopts the design that vacuum air pump vacuumizes the high molecule plastic in extruded tube, is technical characteristics of the present invention.The object done like this is: because the application is equipped with spiral agitator below piston head in screw extrusion machinery in pressue device, this agitator is while in the process that extruded downwards by melting high molecule plastic, while stir, bubble in molten plastic is discharged and by vacuum air pump sucking-off, the high molecule plastic of melting is made to be in relative vacuum state, when the macromolecule molten plastic of vacuum state is pressed into diaphragm forming chamber, the density of not only shaping macromolecule plastic membrane is real, and can not air pocket be produced, ensure that Forming Quality and the service life of polymer separators.
Technical scheme 1: a kind of macromolecule plastic membrane pressure process injection molding system, the outlet of high molecule plastic Plasticator and the inlet communication of pressue device, the outlet material of pressue device and the inlet communication of macromolecule plastic membrane injection mold, extruded tube wall in described pressue device has vacuum suction mouth, the outlet of vacuum suction mouth and magnetic valve inlet communication, electromagnetic valve outlet is communicated with vacuum suction machine air entry; Below piston head, spiral agitator is housed in screw extrusion machinery in described pressue device.
Technical scheme 2: a kind of macromolecule plastic membrane pressure process injection molding method, high molecule plastic raw material is after plasticizing, be heated into molten condition, the plasticizing plastic of molten condition enter pressue device and by the piston in the screw extrusion machinery in pressue device by the macromolecule plasticizing plastic of molten condition pressurize be injected into the forming cavity of macromolecule plastic membrane mould before, be positioned at the agitator puddling on one side molten plastic below piston, one is connected the bubble discharge in molten plastic and is taken away by the bubble in plastics by vacuum suction mouth and vacuum air pump, molten plastic is made to be in vacuum state, then pressurization sizing in macromolecule plastic membrane mould molding chamber is pressed into, die sinking diaphragm can be taken out after cooling.
The present invention is compared with background technology, one is that the application adopts pressurization to vacuumize, fundamentally solve the generation of air pocket in plastic diaphragms, ensure that the Forming Quality of plastic diaphragms and greatly extend the service life of plastic diaphragms, significantly reduce the use cost of user, solve people and want for a long time to solve and the difficult problem that do not solve.
Accompanying drawing explanation
Fig. 1 is macromolecule plastic membrane pressure process injection molding system schematic diagram.
Detailed description of the invention
Embodiment 1: with reference to accompanying drawing 1.On the basis of background technology, a kind of macromolecule plastic membrane pressure process injection molding system, the outlet of high molecule plastic Plasticator 1 and the inlet communication of pressue device 4, the outlet material of pressue device 4 and the inlet communication of macromolecule plastic membrane injection mold 8, extruded tube 5 wall in described pressue device 4 has vacuum suction mouth, the outlet of vacuum suction mouth and magnetic valve 11 inlet communication, electromagnetic valve outlet is communicated with vacuum suction machine 12 air entry; Below piston head, spiral agitator 14 is housed in screw extrusion machinery in described pressue device 4.Vacuum degree measurement transmission sense 10 is equipped with import 6 wall of macromolecule plastic membrane injection mold and vacuum degree measurement sensor 10 signal output part connects the signal input part of controller 13, the signal input part that signal output part one tunnel connects solenoid vacuum valve 11 signal end, a road connects electromagnetism inlet valve 2 signal end, a road connects gauge tap in high molecule plastic Plasticator 1 of controller 13.
Embodiment 2: on the basis of embodiment 1, a kind of macromolecule plastic membrane pressure process injection molding method, it is characterized in that: high molecule plastic raw material is after plasticizing, be heated into molten condition, the plasticizing plastic of molten condition enter pressue device and by the piston in the screw extrusion machinery in pressue device by the macromolecule plasticizing plastic of molten condition pressurize be injected into the forming cavity of macromolecule plastic membrane mould before, be positioned at the agitator puddling on one side molten plastic below piston, one is connected the bubble discharge in molten plastic and is taken away by the bubble in plastics by vacuum suction mouth and vacuum air pump, molten plastic is made to be in vacuum state, then pressurization sizing in macromolecule plastic membrane mould molding chamber is pressed into, die sinking diaphragm can be taken out after cooling.When the vacuum degree measurement transmission sense 10 of the import 6 or extruded tube 5 that are arranged in macromolecule plastic membrane injection mold 8 detects that extruded tube 5 melting high molecule plastic vacuum reaches the vacuum of setting, in instruction high molecule plastic Plasticator 1, clutch is separated, feed magnetic valve 2 cuts out, vacuum solenoid 11 cuts out, and in pressue device 4, macromolecule molten plastic adds and is pressed into 7 pressurization sizings in plastic diaphragms forming cavity by screw extrusion machinery.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present invention; but these text descriptions; just the simple text of mentality of designing of the present invention is described; instead of the restriction to mentality of designing of the present invention; any combination do not exceeded within the scope of mentality of designing of the present invention, increase or amendment, all fall within the scope of protection of the present invention.
Claims (2)
1. a macromolecule plastic membrane pressure process injection molding system, the outlet of high molecule plastic Plasticator (1) and the inlet communication of pressue device (4), the outlet material of pressue device (4) and the inlet communication of macromolecule plastic membrane injection mold (8), it is characterized in that: extruded tube (5) wall in described pressue device (4) has vacuum suction mouth, the outlet of vacuum suction mouth and magnetic valve (11) inlet communication, electromagnetic valve outlet is communicated with vacuum suction machine (12) air entry; Below piston head, spiral agitator (14) is housed in screw extrusion machinery in described pressue device (4); Vacuum degree measurement transmission sense (10) is equipped with import (6) wall of macromolecule plastic membrane injection mold and vacuum degree measurement sensor (10) signal output part connects the signal input part of controller (13), the signal input part that signal output part one tunnel of controller (13) connects solenoid vacuum valve (11) signal end, a road connects electromagnetism inlet valve (2) signal end, a road connects gauge tap in high molecule plastic Plasticator (1).
2. the method using the system described in claim 1 to carry out the injection mo(u)lding of macromolecule plastic membrane pressure process, it is characterized in that: high molecule plastic raw material is after plasticizing, be heated into molten condition, the plasticizing plastic of molten condition enter pressue device and by the piston in the screw extrusion machinery in pressue device by the macromolecule plasticizing plastic of molten condition pressurize be injected into the forming cavity of macromolecule plastic membrane mould before, be positioned at the agitator puddling on one side molten plastic below piston, one is connected the bubble discharge in molten plastic and is taken away by the bubble in plastics by vacuum suction mouth and vacuum air pump, molten plastic is made to be in vacuum state, then pressurization sizing in macromolecule plastic membrane mould molding chamber is pressed into, die sinking diaphragm can be taken out after cooling, when the vacuum degree measurement transmission sense (10) of the import (6) or extruded tube (5) that are arranged in macromolecule plastic membrane injection mold (8) detects that extruded tube (5) melting high molecule plastic vacuum reaches the vacuum of setting, clutch is separated in instruction high molecule plastic Plasticator (1), feed magnetic valve (2) cuts out, vacuum solenoid (11) cuts out, and in pressue device (4), macromolecule molten plastic adds and is pressed into (7) pressurization sizing in plastic diaphragms forming cavity by screw extrusion machinery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110440912.7A CN102529046B (en) | 2011-12-26 | 2011-12-26 | Macromolecule plastic membrane pressure process injection molding system and the method for forming |
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| CN201110440912.7A CN102529046B (en) | 2011-12-26 | 2011-12-26 | Macromolecule plastic membrane pressure process injection molding system and the method for forming |
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| CN102529046A CN102529046A (en) | 2012-07-04 |
| CN102529046B true CN102529046B (en) | 2015-08-05 |
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| US10330094B2 (en) | 2013-08-26 | 2019-06-25 | Blue-White Industries, Ltd. | Sealing diaphragm and methods of manufacturing said diaphragm |
| CN106113311A (en) * | 2016-06-20 | 2016-11-16 | 安庆市鑫顺塑业有限公司 | A kind of plastic grain thawing apparatus |
| CN106390801A (en) * | 2016-12-02 | 2017-02-15 | 镇江高美新材料有限公司 | Vacuum kneader, with filtering device, for silica gel |
| CN112140466A (en) * | 2018-07-27 | 2020-12-29 | 陈章王 | Processing device for injection molding of motor permanent magnet |
| CN111673993A (en) * | 2020-06-05 | 2020-09-18 | 杨龙 | Injection mold |
| CN112008991B (en) * | 2020-08-12 | 2023-01-20 | 山东英特力新材料有限公司 | Process for solving problem of dry cloth in vacuum infusion molding of composite material |
| CN112936776A (en) * | 2021-01-21 | 2021-06-11 | 邓义望 | Injection molding equipment is used in plastic production |
| CN114131051B (en) * | 2021-11-25 | 2023-09-22 | 武汉轻工大学 | Metal melt extrusion deposition forming device and method |
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| KR20090126416A (en) * | 2008-06-04 | 2009-12-09 | 삼성전자주식회사 | Injection mold |
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| CN1326832A (en) * | 2000-06-07 | 2001-12-19 | 皇旗资讯股份有限公司 | Vacuum casting device |
| CN1709682A (en) * | 2004-06-18 | 2005-12-21 | 菘凯科技股份有限公司 | Mould-pouring device and method |
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| CN102529046A (en) | 2012-07-04 |
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Address after: 311100, No. 1588, hope road, Hangzhou economic and Technological Development Zone, Yuhang District, Zhejiang, Hangzhou, Yuhang Applicant after: Xing Yuan environmental science and technology limited company Address before: 311113 Liangzhu Road, Liangzhu Town, Yuhang District, Zhejiang, Hangzhou, 10 Applicant before: Hangzhou Xingyuan Filter Technology Co., Ltd. |
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Free format text: CORRECT: ADDRESS; FROM: 311113 HANGZHOU, ZHEJIANG PROVINCE TO: 311100 HANGZHOU, ZHEJIANG PROVINCE Free format text: CORRECT: APPLICANT; FROM: HANGZHOU XINGYUAN FILTER TECHNOLOGY CO., LTD. TO: XINGYUAN ENVIRONMENT TECHNOLOGY CO., LTD. |
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Application publication date: 20120704 Assignee: Hangzhou Xingyuan Environmental Protection Equipment Co., Ltd. Assignor: Xing Yuan environmental science and technology limited company Contract record no.: 2016330000001 Denomination of invention: Polymer plastic diaphragm pressurizing vacuum injection molding system and forming method Granted publication date: 20150805 License type: Exclusive License Record date: 20160107 |
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Effective date of registration: 20160928 Address after: 311100, room 1588, 1005 Mei Mei Road, Yuhang economic and Technological Development Zone, Yuhang District, Zhejiang, Hangzhou Patentee after: Hangzhou Xingyuan Environmental Protection Equipment Co., Ltd. Address before: 311100, No. 1588, hope road, Hangzhou economic and Technological Development Zone, Yuhang District, Zhejiang, Hangzhou, Yuhang Patentee before: Xing Yuan environmental science and technology limited company |