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CN102029687A - Super-thick transparent colloid plastic die process and injection molding method thereof - Google Patents

Super-thick transparent colloid plastic die process and injection molding method thereof Download PDF

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Publication number
CN102029687A
CN102029687A CN2010102896557A CN201010289655A CN102029687A CN 102029687 A CN102029687 A CN 102029687A CN 2010102896557 A CN2010102896557 A CN 2010102896557A CN 201010289655 A CN201010289655 A CN 201010289655A CN 102029687 A CN102029687 A CN 102029687A
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CN
China
Prior art keywords
injection molding
mold insert
mold
mould
obturator
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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.)
Granted
Application number
CN2010102896557A
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Chinese (zh)
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CN102029687B (en
Inventor
高西成
安云集
邬思峰
储彪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huizhou Mingsheng Precision Mould Co ltd
Original Assignee
Shenzhen Skyworth RGB Electronics Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Shenzhen Skyworth RGB Electronics Co Ltd filed Critical Shenzhen Skyworth RGB Electronics Co Ltd
Priority to CN201010289655.7A priority Critical patent/CN102029687B/en
Publication of CN102029687A publication Critical patent/CN102029687A/en
Application granted granted Critical
Publication of CN102029687B publication Critical patent/CN102029687B/en
Expired - Fee Related legal-status Critical Current
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  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention discloses an injection molding method of super-thick transparent plastic with a crystal effect. The method comprises the following steps: manufacturing an insert filler with an insert filler die by an oil-temperature mold process through one-step injection molding; and placing the fully cooled insert filler in a die cavity of a body die, performing secondary injection molding by a steam traceless high-gloss process so that the colloid of the body is integrated with the insert filler, cooling and carrying out die sinking. The invention further discloses an injection mold used in the injection molding method. In the invention, by adopting the technical modes such as die decomposition and twice injection molding, the thickness of the colloid of the body is kept within 10mm, and the plastic coated insert filler does not shrink after being cured, so the injection molding defects such as bubbles, shrinkage and the like during forming the body can be controlled; and by means of the steam traceless high-gloss process, the surface transparency of the product can be improved, and other injection molding defects such as surface weld marks and the like can be eliminated so as to finally obtain the transparent high-gloss product with the crystal effect.

Description

A kind of super thick transparent colloid mould of plastics technology and injection moulding process thereof
Technical field
The present invention relates to mould process and injection mo(u)lding field, relate in particular to a kind of super thick transparent mould of plastics technology and injection moulding process thereof that Aero Glass is arranged.
Background technology
Moulding with effect as transparent, high light and the crystal is more and more in the field of television utilization.Because some members of television set, as, base, stressed bigger during use, then require it to have higher intensity, so just require the colloid of base thicker, if require product to have effect as the pebble, thus can only be designed to entity structure, shown in Fig. 1 a and Fig. 1 b.The product of effect as the super thick crystal of this kind entity, as adopting common die technology and injection moulding process injection moulding, product can produce defectives such as bubble, clamp, shrink, then can't produce qualified products.
Summary of the invention
The present invention produces the base of solid super thick transparent artificial Aero Glass in order to solve prior art, be easy to generate technological deficiencies such as bubble, clamp, shrink, propose a kind ofly can effectively solve injection defects such as bubble, clamp, shrink, and can shorten injection molding cycle, realize super thick transparent colloid mould of plastics technology and the injection moulding process thereof produced in batches.
For solving the problems of the technologies described above, the super thick transparent mould of plastics preparation method that Aero Glass is arranged that the present invention proposes, step is as follows:
Super thick injecting products is resolved into body carry out Mold Making respectively with mold insert obturator two parts of being located at this body interior.
Wherein, the colloid thickness in the described body mold die cavity is not more than 10mm, and glue is thick even substantially; Described mold insert obturator mould adopts the big mouth of a river to advance the glue mode, and a mold is made two described mold insert obturators at least.
The super thick transparent injection moulding process that the plastic product of Aero Glass is arranged that the present invention proposes, step is as follows:
Adopt oily temperature mold technique and mold insert obturator mould, the mold insert obturator is made in an injection moulding;
Fully cold described mold insert obturator after is really placed in the body mold die cavity, adopt the seamless technology quadric injection mould of high light steam, make the colloid of body and this mold insert obturator combine together, cooling die sinking afterwards.
Wherein, described body and mold insert obturator are transparent PC making.
The present invention makes transparent, high light and have the super thick plastic product of Aero Glass before, carry out the resolution process of injection mold earlier, be about to this injecting products and resolve into the mould of making body and the mould of the mold insert obturator that this body interior is located in making.And the colloid THICKNESS CONTROL in the body mold die cavity is in the specification smaller or equal to 10mm.When injection moulding is produced, utilize an injection moulding of mold insert obturator mould earlier, make the mold insert obturator.Then this mold insert obturator is suspended in the die cavity of body mold as a mold insert, carry out quadric injection mould again, make the colloid of body and this mold insert obturator merge to link into an integrated entity and make the colloid of body and this mold insert obturator combine together, cooling die sinking afterwards.Mold insert obturator surface after being decomposed allows to shrink, the mold insert trace.Because smaller volume, glue are thick even substantially, defectives such as bubble, shrink are all adjustable in Shooting Technique, controlled range and so on.Again because the body glue after being decomposed is thick all in 10mm, the mold insert obturator when plastic is because of solidifying, and no longer contraction is so product body injection defects such as bubble, shrink when moulding can transfer machine technology to control by injection moulding.And utilize the seamless Shooting Technique of steam can improve other injection defects such as product surface transparency, the surperficial weld mark of elimination, finally realize the transparent high light Aero Glass product of entity.
Description of drawings
The present invention is described further below in conjunction with drawings and Examples, wherein:
Fig. 1 a, Fig. 1 b are base products structure cutaway view;
Fig. 2 a, Fig. 2 b are decomposition texture cutaway view of the present invention;
Fig. 3 a, Fig. 3 b are the making schematic diagram of mold insert obturator mould structure of the present invention;
Fig. 4 a, Fig. 4 b are the making schematic diagram of body mold structure of the present invention.
The specific embodiment
See also Fig. 2 a, Fig. 2 b, the present invention makes transparent, high light and have the base of television set of super thick plastics of Aero Glass before, carry out the resolution process of injection mold earlier, be about to this mould and resolve into the mould of making body 9 and the mould that the mold insert obturator 3 of these body 9 inside is located in making.And the colloid THICKNESS CONTROL in the body mold die cavity is in the specification smaller or equal to 10mm.In the preferred embodiment, mold insert obturator mould adopts the big mouth of a river to advance the glue mode, and a mold is made two mold insert obturators 3 (seeing Fig. 3 b) at least.
The injection moulding process of the television set base of super thick plastics of the present invention, processing step is:
Step 1, the oily temperature mold technique of employing and mold insert obturator mould, mold insert obturator 3 is made in an injection moulding.Shown in Fig. 3 a, Fig. 3 b, with front mould mold insert 1, back model core 4 and D type location mold insert 2 assembling matched moulds, advance the glue injection moulding by the big mouth of a river 10 of mold insert obturator mould, obtain mold insert obturator 3.
Step 2, die sinking will be cold fully mold insert obturator 3 after really be suspended in the body mold die cavity, adopt the seamless technology of high light steam to carry out quadric injection mould.Shown in Fig. 4 a, Fig. 4 b, with two front mould mold inserts 5,6; The mould mold insert 7,8 after two; And mold insert obturator 3 and D type location mold insert 2 assembling matched moulds, again injection heat mouth 11 is advanced glue by the mouth of a river of front mould mold insert 5, to inject in the body die cavity 12 of this mould with mold insert obturator 3 identical materials, and body 9 and mold insert obturator 3 all adopt transparent PC to make.Because the forming temperature higher (280~320 ℃) of PC material makes the colloid of body and this mold insert obturator combine together, thereby make transparent, high light and have the super thick television set base of Aero Glass, shown in Fig. 2 a, Fig. 2 b.
Because the present invention has adopted the technology mode that decomposes mould, quadric injection mould, the mold insert obturator surface after being decomposed allows to shrink, the mold insert trace.Because smaller volume, glue are thick even substantially, defectives such as bubble, shrink are all in adjustable, controlled range and so on.Again because the body glue after being decomposed is thick all in 10mm, the mold insert obturator when plastic is because of solidifying, and no longer contraction is so product body injection defects such as bubble, shrink when moulding can be controlled.And utilize the seamless Shooting Technique of steam can improve other injection defects such as product surface transparency, the surperficial weld mark of elimination, finally realize the transparent high light Aero Glass product of entity.

Claims (4)

1. the super thick transparent mould of plastics preparation method that Aero Glass is arranged comprises the steps:
Super thick injecting products is resolved into body carry out Mold Making respectively with mold insert obturator two parts of being located at this body interior.
2. preparation method as claimed in claim 1 is characterized in that, the colloid thickness in the described body mold die cavity is not more than 10mm.
3. an injection moulding process that utilizes the described mould of plastics of claim 1 comprises the steps:
Adopt oily temperature mold technique and mold insert obturator mould, the mold insert obturator is made in an injection moulding;
Fully cold described mold insert obturator after is really placed in the body mold die cavity, adopt the seamless technology quadric injection mould of high light steam, make the colloid of body and this mold insert obturator combine together, cooling die sinking afterwards.
4. injection moulding process as claimed in claim 3 is characterized in that, described body and mold insert obturator are transparent PC and make.
CN201010289655.7A 2010-09-21 2010-09-21 Super-thick transparent colloid plastic die process and injection molding method thereof Expired - Fee Related CN102029687B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201010289655.7A CN102029687B (en) 2010-09-21 2010-09-21 Super-thick transparent colloid plastic die process and injection molding method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201010289655.7A CN102029687B (en) 2010-09-21 2010-09-21 Super-thick transparent colloid plastic die process and injection molding method thereof

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CN102029687A true CN102029687A (en) 2011-04-27
CN102029687B CN102029687B (en) 2014-06-11

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192500A (en) * 2013-04-08 2013-07-10 深圳创维-Rgb电子有限公司 Mold for injection molding of television surface casing
CN107962732A (en) * 2017-12-21 2018-04-27 芜湖精益达模塑股份有限公司 A kind of Shooting Technique of feed
CN111331775A (en) * 2020-04-07 2020-06-26 海信视像科技股份有限公司 Television base, manufacturing method thereof and television
CN117156032A (en) * 2023-07-21 2023-12-01 荣耀终端有限公司 Insert molding, center, electronic device, and insert molding method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6054822A (en) * 1983-09-05 1985-03-29 Mitsubishi Monsanto Chem Co Manufacture of plastic convex lens
CN1182664A (en) * 1997-10-10 1998-05-27 温州市凯达眼镜实业公司 Method for injection moulding plastic nearsight lens
CN1982028A (en) * 2005-12-12 2007-06-20 昆山渝榕电子有限公司 Integrated injection forming method
JP2008290384A (en) * 2007-05-25 2008-12-04 Ono Sangyo Kk Resin molding, its manufacturing method, and injection molding machine
CN201374876Y (en) * 2008-12-18 2009-12-30 比亚迪股份有限公司 Electronic product shell

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6054822A (en) * 1983-09-05 1985-03-29 Mitsubishi Monsanto Chem Co Manufacture of plastic convex lens
CN1182664A (en) * 1997-10-10 1998-05-27 温州市凯达眼镜实业公司 Method for injection moulding plastic nearsight lens
CN1982028A (en) * 2005-12-12 2007-06-20 昆山渝榕电子有限公司 Integrated injection forming method
JP2008290384A (en) * 2007-05-25 2008-12-04 Ono Sangyo Kk Resin molding, its manufacturing method, and injection molding machine
CN201374876Y (en) * 2008-12-18 2009-12-30 比亚迪股份有限公司 Electronic product shell

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192500A (en) * 2013-04-08 2013-07-10 深圳创维-Rgb电子有限公司 Mold for injection molding of television surface casing
CN107962732A (en) * 2017-12-21 2018-04-27 芜湖精益达模塑股份有限公司 A kind of Shooting Technique of feed
CN111331775A (en) * 2020-04-07 2020-06-26 海信视像科技股份有限公司 Television base, manufacturing method thereof and television
CN117156032A (en) * 2023-07-21 2023-12-01 荣耀终端有限公司 Insert molding, center, electronic device, and insert molding method

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Effective date of registration: 20161021

Address after: 100000 Beijing city Chaoyang District Albemarle Road No. 12 Chaowai room 801 8

Patentee after: Beijing Gao Hang United Technology Co.,Ltd.

Address before: 518057 Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A13-16

Patentee before: SHENZHEN SKYWORTH-RGB ELECTRONIC Co.,Ltd.

Effective date of registration: 20161021

Address after: Huitai Industrial Park 516006 Guangdong province Huizhou City Zhongkai high tech Zone No. 53 District Feng Hua Industrial Park

Patentee after: HUIZHOU MINGSHENG PRECISION MOULD Co.,Ltd.

Address before: 100000 Beijing city Chaoyang District Albemarle Road No. 12 Chaowai room 801 8

Patentee before: Beijing Gao Hang United Technology Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140611

Termination date: 20210921

CF01 Termination of patent right due to non-payment of annual fee