CN104552674A - Shoe sole molding method - Google Patents

Shoe sole molding method Download PDF

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Publication number
CN104552674A
CN104552674A CN201410748748.XA CN201410748748A CN104552674A CN 104552674 A CN104552674 A CN 104552674A CN 201410748748 A CN201410748748 A CN 201410748748A CN 104552674 A CN104552674 A CN 104552674A
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China
Prior art keywords
deg
mould
film
egative film
tpu film
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CN201410748748.XA
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Chinese (zh)
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CN104552674B (en
Inventor
吴文杰
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吴文杰
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Priority to CN201410748748.XA priority patent/CN104552674B/en
Publication of CN104552674A publication Critical patent/CN104552674A/en
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Publication of CN104552674B publication Critical patent/CN104552674B/en

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Abstract

The invention discloses a shoe sole molding method. The invention aims to provide a shoe sole molding method which can be used for saving manpower and is simple and convenient as well as a product and mold structure thereof. The shoe sole molding method comprises the following steps: firstly heating a mold to 45-55 DEG C; then putting a base piece on a bottom mold, covering the base piece by using a TPU thin film, covering the base mold by using a middle frame, performing sealing by virtue of a sealing ring, covering an upper cover downwards, and fixing the upper cover by virtue of a fixed fastener; heating the mold again by virtue of a heating channel to ensure that the temperature of the mold reaches 180-200 DEG C; continuously heating the mold by virtue of the heating channel, and then performing vacuum suction on the mold to ensure that the TPU thin film is adhered to the base piece; and finally pouring polyurethane into a mold cavity to ensure that polyurethane is subjected to foaming and characteristic determination in the mold cavity and ensure that the base piece and the TPU thin film are further adhered by virtue of the heat and pressure produced in a foaming process of polyurethane. The shoe sole molding method disclosed by the invention is mainly applied to the production of shoe soles.

Description

A kind of Sole moulding method

Technical field

The present invention relates to a kind of sole processing method, particularly relate to a kind of Sole moulding method.

Background technology

Present sole utilizes polyurethane elastomer to make usually, polyurethane elastomer has density, low elasticity is good, the not at all easy distortion of compression ratio, the irreplaceable advantage of good stability of the dimension etc. other materials, but its production is that two kinds of liquid charging stocks are foamed by chemical reaction footwear and generate, be therefore difficult to solve in product the foaming line leaving bubble, lack the flaws such as material and stay.Can only be made up by secondary operations such as repairing, spray paint, waste a lot of financial resources, material resources are with artificial, applicant also devises a production method that directly can use a mould molding sole before, but because of the shortage of existing human resources, its egative film brush coating technique needs a large amount of skilled craftsman to complete also to be affected to some extent on output.

Summary of the invention

The invention discloses a kind of Sole moulding method, in order to solve the deficiencies in the prior art.

For solving the problem, technical solution of the present invention is:

A kind of Sole moulding method, its first production method is:

First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film is placed on bed die, and center is covered bed die, and is sealed by sealing ring, is fixed by attachment fastener; Again mould is heated by heat tunnel, make TPU film temperature reach 180 DEG C-200 DEG C; Mould is inhaled vacuum, TPU film and die cavity and egative film are adsorbed; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure;

Its second production method is:

First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film bottom surface glue spraying also covers on egative film, and center is covered bed die, and is sealed by sealing ring, is built downwards by upper cover, is fixed by attachment fastener; Again mould is heated by heat tunnel, make mold temperature reach 60 DEG C-80 DEG C; Then after being heated by heat tunnel, mould is inhaled vacuum, TPU film and egative film are bonded; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure;

Its third production method is:

First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film bottom surface glue spraying also covers on egative film, and center is covered bed die, and is sealed by sealing ring, is built downwards by upper cover, is fixed by attachment fastener; Again mould is heated by heat tunnel, make mold temperature reach 60 DEG C-80 DEG C; Then hot melt glue is injected by being arranged at the glue inlet tube of position between egative film and tpu film between center and bed die, and after being heated by heat tunnel, mould is inhaled vacuum, TPU film and egative film are bonded, and its unnecessary hot melt glue can flow out mould by glue inlet tube; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure.

Described egative film is that a kind of sticking material of rear tool that heats is made.

Described egative film makes after eva mixes by 3:1 with rubber.

Described first method makes mould in heat tunnel, makes tpu film at least reach 185 DEG C.

Described tpu film thickness is 0.05-0.18mm.

Described tpu film thickness is 0.8-1mm.

Described tpu film thickness is 0.85mm.

Take out sole after described foaming and setting through 60-70 DEG C of baking oven, pressing machine is with 20kg-25kg/cm 2pressure pressing; Described heat tunnel is carbon fibre heating tube heat tunnel.

The invention has the beneficial effects as follows: solve because its stress reason decorative pattern is unintelligible when TPU film is adsorbed onto die surface by design of the present invention, the problems such as product contracting receipts; Product completes bonding in same mould, substantially increases production efficiency and saves artificial and time, also greatly improving the aesthetic of product and the adhesion stability of product, saving manpower, reduces technique to the dependence of skilled craftsman.

Detailed description of the invention

Below the specific embodiment of the present invention is described in further detail.

Technical solution of the present invention is:

A kind of Sole moulding method, its first production method is:

First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film is placed on bed die, and center is covered bed die, and is sealed by sealing ring, is fixed by attachment fastener; Again mould is heated by heat tunnel, make TPU film temperature reach 180 DEG C-200 DEG C; Mould is inhaled vacuum, TPU film and die cavity and egative film are adsorbed; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure;

Its second production method is:

First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film bottom surface glue spraying also covers on egative film, and center is covered bed die, and is sealed by sealing ring, is built downwards by upper cover, is fixed by attachment fastener; Again mould is heated by heat tunnel, make mold temperature reach 60 DEG C-80 DEG C; Then after being heated by heat tunnel, mould is inhaled vacuum, TPU film and egative film are bonded; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure;

Its third production method is:

First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film bottom surface glue spraying also covers on egative film, and center is covered bed die, and is sealed by sealing ring, is built downwards by upper cover, is fixed by attachment fastener; Again mould is heated by heat tunnel, make mold temperature reach 60 DEG C-80 DEG C; Then hot melt glue is injected by being arranged at the glue inlet tube of position between egative film and tpu film between center and bed die, and after being heated by heat tunnel, mould is inhaled vacuum, TPU film and egative film are bonded, and its unnecessary hot melt glue can flow out mould by glue inlet tube; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure.

Described egative film is that a kind of sticking material of rear tool that heats is made.

Described egative film makes after eva mixes by 3:1 with rubber.

Described first method makes mould in heat tunnel, makes tpu film at least reach 185 DEG C.

Described tpu film thickness is 0.05-0.18mm.

Described tpu film thickness is 0.8-1mm.

Described tpu film thickness is 0.85mm.

Take out sole after described foaming and setting through 60-70 DEG C of baking oven, pressing machine is with 20kg-25kg/cm 2pressure pressing; Described heat tunnel is carbon fibre heating tube heat tunnel.

When actual production, by the production of making above-mentioned technological process and carrying out sole, in process of production because tpu film thickness is that its distortion of 0.8-1mm and extended length are less, egative film and tpu film can cement solid by the hot melt glue being coated in tpu film and perfusion when inhaling vacuum, and the heat produced when foaming and pressure make it bond further, glue expansion during bonding in unit are makes its thickness little but rate of drying is fast, bonding strength is high, and the first mode of production is mainly used in producing in enormous quantities and egative film decorative pattern is shallow and simple sole.

After heat tunnel, TPU film is heated to 185-195 DEG C, the inner hydrogen bond of TPU film macromolecule is disappeared, molecular activity, make it to reach the TPU film post forming being adsorbed on mold cavity surfaces when inhaling vacuum, decorative pattern is clear; Carry out suction application of vacuum by the gap between TPU film and bed die, the part being adsorbed on egative film when inhaling vacuum reaches and bottom glue bonding optimum condition.Finally by inhaled vacuum die cavity in filling polyurethane, epiphragma, make it to foam in die cavity, qualitative, the heat produced during foaming and the laminating of pressure to egative film and TPU film provide more consolidation.

Above-mentioned detailed description of the invention is the preferred embodiments of the present invention, can not limit the present invention, and any of other does not deviate from technical scheme of the present invention and the substitute mode of the change made or other equivalence, is included within protection scope of the present invention.

Claims (10)

1. a Sole moulding method, its first production method is:
First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film is placed on bed die, and center is covered bed die, and is sealed by sealing ring, is fixed by attachment fastener; Again mould is heated by heat tunnel, make TPU film temperature reach 180 DEG C-200 DEG C; Mould is inhaled vacuum, TPU film and die cavity and egative film are adsorbed; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure.
2. a Sole moulding method, its second production method is:
First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film bottom surface glue spraying also covers on egative film, and center is covered bed die, and is sealed by sealing ring, is built downwards by upper cover, is fixed by attachment fastener; Again mould is heated by heat tunnel, make mold temperature reach 60 DEG C-80 DEG C; Then after being heated by heat tunnel, mould is inhaled vacuum, TPU film and egative film are bonded; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure.
3. a Sole moulding method, its third production method is:
First 45 DEG C-55 DEG C are heated to mould; Secondly be positioned on bed die by egative film, TPU film bottom surface glue spraying also covers on egative film, and center is covered bed die, and is sealed by sealing ring, is built downwards by upper cover, is fixed by attachment fastener; Again mould is heated by heat tunnel, make mold temperature reach 60 DEG C-80 DEG C; Then hot melt glue is injected by being arranged at the glue inlet tube of position between egative film and tpu film between center and bed die, and after being heated by heat tunnel, mould is inhaled vacuum, TPU film and egative film are bonded, and its unnecessary hot melt glue can flow out mould by glue inlet tube; In the most backward die cavity, to make it foam in die cavity qualitative for filling polyurethane, bonded further egative film and TPU film by the heat that produces during foaming and pressure.
4. method according to claim 1, is characterized in that: described egative film is that a kind of sticking material of rear tool that heats is made.
5. method according to claim 1, is characterized in that: described egative film makes after eva mixes by 3:1 with rubber.
6. method according to claim 1, is characterized in that: described first method makes mould in heat tunnel, makes tpu film at least reach 185 DEG C.
7. method according to claim 1, is characterized in that: described tpu film thickness is 0.05-0.18mm.
8. the method according to claim 2,3, is characterized in that: described tpu film thickness is 0.8-1mm.
9. the method according to claim 2,3, is characterized in that: described tpu film thickness is 0.85mm.
10. the method according to claim 1,2,3, is characterized in that: take out sole after described foaming and setting through 60-70 DEG C of baking oven, pressing machine is with 20kg-25kg/cm 2pressure pressing; Described heat tunnel is carbon fibre heating tube heat tunnel.
CN201410748748.XA 2013-12-10 2014-12-08 A kind of Sole moulding method CN104552674B (en)

Priority Applications (2)

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CN201310663107 2013-12-10
CN201410748748.XA CN104552674B (en) 2013-12-10 2014-12-08 A kind of Sole moulding method

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Application Number Priority Date Filing Date Title
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CN104552674B CN104552674B (en) 2015-11-04

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105459318A (en) * 2015-06-26 2016-04-06 许建华 Production method of intra-mould integrally formed double-texture shoe sole
CN105500746A (en) * 2015-12-31 2016-04-20 王天强 Preparation method of crease-resistance shoe sole
CN105643858A (en) * 2015-12-31 2016-06-08 王天强 Preparation method of paint spraying free shoe sole
CN105818312A (en) * 2016-03-21 2016-08-03 翡柯机械(福建)有限公司 Forming method for insulating foam floor panel
CN106240109A (en) * 2016-08-08 2016-12-21 东莞市博凯鞋材有限公司 A kind of use vacuum abutted elastic composite body processing technology
CN106313409A (en) * 2016-09-14 2017-01-11 佛山市南海创意鞋材有限公司 PU shoe sole laminating and forming process
CN106393543A (en) * 2016-09-14 2017-02-15 佛山市南海创意鞋材有限公司 Integrated forming technology for combined shoe sole
CN106432831A (en) * 2016-08-31 2017-02-22 广州市邦尔福鞋材有限公司 Rubber for shoe sole and method for preparing shoe sole
CN106626204A (en) * 2016-10-27 2017-05-10 中山杰伟鞋业有限公司 Manufacturing method of novel foot bed or shoe pad
CN108556389A (en) * 2018-04-09 2018-09-21 晋江兴迅新材料科技有限公司 A kind of light weight and the ETPU sole molding process with air cushion appearance
CN109093908A (en) * 2018-08-15 2018-12-28 东莞市兴茂橡塑科技有限公司 Mold and sole coating method for sole coating

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1174778A (en) * 1996-08-23 1998-03-04 德成化学工业株式会社 Process for preparing sole using polyurethane film and thesole by the process

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1174778A (en) * 1996-08-23 1998-03-04 德成化学工业株式会社 Process for preparing sole using polyurethane film and thesole by the process

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105459318A (en) * 2015-06-26 2016-04-06 许建华 Production method of intra-mould integrally formed double-texture shoe sole
CN105500746A (en) * 2015-12-31 2016-04-20 王天强 Preparation method of crease-resistance shoe sole
CN105643858A (en) * 2015-12-31 2016-06-08 王天强 Preparation method of paint spraying free shoe sole
CN105818312A (en) * 2016-03-21 2016-08-03 翡柯机械(福建)有限公司 Forming method for insulating foam floor panel
CN106240109A (en) * 2016-08-08 2016-12-21 东莞市博凯鞋材有限公司 A kind of use vacuum abutted elastic composite body processing technology
CN106432831A (en) * 2016-08-31 2017-02-22 广州市邦尔福鞋材有限公司 Rubber for shoe sole and method for preparing shoe sole
CN106313409A (en) * 2016-09-14 2017-01-11 佛山市南海创意鞋材有限公司 PU shoe sole laminating and forming process
CN106393543A (en) * 2016-09-14 2017-02-15 佛山市南海创意鞋材有限公司 Integrated forming technology for combined shoe sole
CN106626204A (en) * 2016-10-27 2017-05-10 中山杰伟鞋业有限公司 Manufacturing method of novel foot bed or shoe pad
CN108556389A (en) * 2018-04-09 2018-09-21 晋江兴迅新材料科技有限公司 A kind of light weight and the ETPU sole molding process with air cushion appearance
CN109093908A (en) * 2018-08-15 2018-12-28 东莞市兴茂橡塑科技有限公司 Mold and sole coating method for sole coating

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Effective date of registration: 20170620

Address after: 510000, Guangdong, Guangzhou Baiyun District, Tai Wo Zhenlong Garden Road, East D5 No. 42 building

Patentee after: Guangzhou Peng Jun shoe materials Co., Ltd.

Address before: Belvedere Road, Baiyun District of Guangzhou City, Guangdong Province, No. 53 room 804

Patentee before: Wu Wenjie

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 526000 Workshop 3, Zhaoqing Moore Composite New Materials Co., Ltd., No. 16 Longhu Avenue, Zhaoqing High-tech Zone, Guangdong Province

Patentee after: Guangdong Pengjun New Materials Technology Co., Ltd.

Address before: 510000 2nd Floor, D5 East Longguiyuan Summer Avenue, Taihe Town, Baiyun District, Guangzhou City, Guangdong Province

Patentee before: Guangzhou Peng Jun shoe materials Co., Ltd.