CN102516648B - Plastic wiring harness protection board and manufacturing method thereof - Google Patents
Plastic wiring harness protection board and manufacturing method thereof Download PDFInfo
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- CN102516648B CN102516648B CN 201110374675 CN201110374675A CN102516648B CN 102516648 B CN102516648 B CN 102516648B CN 201110374675 CN201110374675 CN 201110374675 CN 201110374675 A CN201110374675 A CN 201110374675A CN 102516648 B CN102516648 B CN 102516648B
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Abstract
The invention discloses a plastic wiring harness protection board and a manufacturing method thereof. The manufacturing method of the plastic wiring harness protection board mainly comprises the following steps of: adding dried and proportioned raw materials into a heated injection molding machine; and obtaining a final qualified product by setting injection pressure, speeds, injection time and injection glue amounts of the injection molding machine in different sections, and setting final holding pressure and a holding speed to reach an optimal injection molding process. The defects in physical performances of the product, such as transformation, fracture and bad toughness, are overcome when the plastic wiring harness protection board is molded through injection molding. Meanwhile, the injection molding process is stable, the quality of the obtained product is stable, the production efficiency is improved and the production cost is reduced.
Description
Background technology
The present invention relates to a kind of plastic wiring harness protection board and manufacture method thereof, belong to machinery manufacturing technology field.
Background technology
Traditional automotive wire bundle is fixed by snap on vehicle body, produces interference for avoiding wire harness to contact with other component, need to carry out strict control for the size of wire harness.This mode easily causes the skew of wire harness, beam size is wayward, the partially short situation of size may appear, thereby have influence on the assembling of wire harness, in the situation that assembling by force, the tensile stress that produces on wire harness is larger, and wire harness easily damages, have influence on the performance of automobile, even affect driving safety when serious.
Summary of the invention
In order to alleviate shortcomings and deficiencies of the prior art, the object of the present invention is to provide a kind of plastic wiring harness protection board and manufacture method thereof, the plastic wiring harness protection board product when moulding that the invention solves injection moulding is prone to and draws the physicals defectives such as white, fracture, poor toughness, intensity be low, this Shooting Technique is stable simultaneously, the products obtained therefrom steady quality, improve production efficiency, reduced production cost.
The present invention adopts following technical scheme to achieve these goals:
Plastic wiring harness protection board is characterized in that the weight part of its constitutive material is: polypropylene 75-85 part and elastomerics SBS 15-25 part.
The manufacture method of described plastic wiring harness protection board is characterized in that comprising the following steps:
(1) will carry out drying treatment after polypropylene and elastomerics SBS raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(2) dried step (1) material is joined in injection moulding machine;
(3) temperature of injection moulding machine heating zone is set: 225 ± 5 ℃ of first paragraphs, 220 ± 5 ℃ of second segments, the 3rd section 215 ± 5 ℃, the 4th section 210 ± 5 ℃, the 5th section 205 ± 5 ℃;
(5) injection moulding section molding technique parameter:
A, first paragraph adopt the middle pressure of 65-75Mpa, the high speed speed injection of 85-95m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 78-80% of product;
B, second segment adopt the middle pressure of 60-70Mpa, the high-speed injection of 80-90m/s, and be 0.5-1.0 second inject time, and injection glue amount is to 100% of water port of product;
(6) moulding, depanning.
Plastic wiring harness protection board is characterized in that its constitutive material comprises composition A and composition B, described composition A: polypropylene 75-85 part and elastomerics SBS 15-25 part; Composition B: staple fibre 45-55 part, epoxy resin 5-10 part, nano-calcium carbonate 15-25 part, silane coupling agent 3-5 part, tetrafluoroethylene 5-15 part, polyethylene wax 5-10 part, barium oxide 3-5 part, attapulgite 5-10 part, stalk ashes 3-5 part and diatomite 2-3 part.
The manufacture method of described plastic wiring harness protection board is characterized in that comprising the following steps:
(1) will carry out drying treatment after polypropylene and elastomerics SBS raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(2) weight part by composition B raw material takes each raw material, carries out drying treatment, and drying temperature is 120-150 ℃, and be 3-5 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(3) two groups of dried starting material are joined in injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: 225 ± 5 ℃ of first paragraphs, 220 ± 5 ℃ of second segments, the 3rd section 215 ± 5 ℃, the 4th section 210 ± 5 ℃, the 5th section 205 ± 5 ℃;
(5) injection moulding section molding technique parameter:
A, first paragraph adopt the middle pressure of 65-75Mpa, the high speed speed injection of 85-95m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 78-80% of product;
B, second segment adopt the middle pressure of 60-70Mpa, the high-speed injection of 80-90m/s, and be 0.5-1.0 second inject time, and injection glue amount is to 100% of water port of product;
(6) moulding, depanning.
Beneficial effect of the present invention:
The plastic wiring harness protection board product when moulding that the invention solves injection moulding is prone to and draws the physicals defectives such as white, fracture, poor toughness, intensity be low, this Shooting Technique is stable simultaneously, the products obtained therefrom steady quality has improved production efficiency, has reduced production cost.
Embodiment
Embodiment 1: plastic wiring harness protection board, its constitutive material comprise composition A and composition B, described composition A: 15 parts of 75 parts of polypropylene and elastomerics SBS; Composition B: 2 parts, 45 parts, staple fibre, 5 parts of epoxy resin, 15 parts of nano-calcium carbonates, 3 parts of silane coupling agents, 5 parts of tetrafluoroethylene, 5 parts of polyethylene waxs, 3 parts, barium oxide, 5 parts of attapulgites, 3 parts, stalk ashes and diatomite.
The manufacture method of plastic wiring harness protection board comprises the following steps:
(1) will carry out drying treatment after polypropylene and elastomerics SBS raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(2) weight part by composition B raw material takes each raw material, carries out drying treatment, and drying temperature is 120-150 ℃, and be 3-5 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(3) two groups of dried starting material are joined in injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: 225 ± 5 ℃ of first paragraphs, 220 ± 5 ℃ of second segments, the 3rd section 215 ± 5 ℃, the 4th section 210 ± 5 ℃, the 5th section 205 ± 5 ℃;
(5) injection moulding section molding technique parameter:
A, first paragraph adopt the middle pressure of 65-75Mpa, the high speed speed injection of 85-95m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 78-80% of product;
B, second segment adopt the middle pressure of 60-70Mpa, the high-speed injection of 80-90m/s, and be 0.5-1.0 second inject time, and injection glue amount is to 100% of water port of product;
(6) moulding, depanning.
Embodiment 2: plastic wiring harness protection board, its constitutive material comprise composition A and composition B, described composition A: 25 parts of 85 parts of polypropylene and elastomerics SBS; Composition B: 3 parts, 55 parts, staple fibre, 10 parts of epoxy resin, 25 parts of nano-calcium carbonates, 5 parts of silane coupling agents, 15 parts of tetrafluoroethylene, 10 parts of polyethylene waxs, 5 parts, barium oxide, 10 parts of attapulgites, 5 parts, stalk ashes and diatomite.
The manufacture method of plastic wiring harness protection board comprises the following steps:
(1) will carry out drying treatment after polypropylene and elastomerics SBS raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(2) weight part by composition B raw material takes each raw material, carries out drying treatment, and drying temperature is 120-150 ℃, and be 3-5 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(3) two groups of dried starting material are joined in injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: 225 ± 5 ℃ of first paragraphs, 220 ± 5 ℃ of second segments, the 3rd section 215 ± 5 ℃, the 4th section 210 ± 5 ℃, the 5th section 205 ± 5 ℃;
(5) injection moulding section molding technique parameter:
A, first paragraph adopt the middle pressure of 65-75Mpa, the high speed speed injection of 85-95m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 78-80% of product;
B, second segment adopt the middle pressure of 60-70Mpa, the high-speed injection of 80-90m/s, and be 0.5-1.0 second inject time, and injection glue amount is to 100% of water port of product;
(6) moulding, depanning.
The Performance Detection of the plastic wiring harness protection board that the present invention makes:
Claims (1)
1. the manufacture method of a plastic wiring harness protection board, is characterized in that its constitutive material comprises composition A and composition B, described composition A: polypropylene 75-85 part and elastomerics SBS
15-25 part; Composition B: staple fibre 45-55 part, epoxy resin 5-10 part, nano-calcium carbonate 15-25 part, silane coupling agent 3-5 part, tetrafluoroethylene 5-15 part, polyethylene wax 5-10 part, barium oxide 3-5 part, attapulgite 5-10 part, stalk ashes 3-5 part and diatomite 2-3 part;
Comprise the following steps:
(1) will carry out drying treatment after polypropylene and elastomerics SBS raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(2) weight part by composition B raw material takes each raw material, carries out drying treatment, and drying temperature is 120-150 ℃, and be 3-5 hour time of drying, mixes, and adds dryer, dries 24-28h under 140-160 ℃;
(3) two groups of dried starting material are joined in injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: 225 ± 5 ℃ of first paragraphs, 220 ± 5 ℃ of second segments, the 3rd section 215 ± 5 ℃, the 4th section 210 ± 5 ℃, the 5th section 205 ± 5 ℃;
(5) injection moulding section molding technique parameter:
A, first paragraph adopt the middle pressure of 65-75 Mpa, the high speed speed injection of 85-95m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 78-80% of product;
B, second segment adopt the middle pressure of 60-70 Mpa, the high-speed injection of 80-90m/s, and be 0.5-1.0 second inject time, and injection glue amount is to 100% of water port of product;
(6) moulding, depanning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110374675 CN102516648B (en) | 2011-11-23 | 2011-11-23 | Plastic wiring harness protection board and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110374675 CN102516648B (en) | 2011-11-23 | 2011-11-23 | Plastic wiring harness protection board and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102516648A CN102516648A (en) | 2012-06-27 |
| CN102516648B true CN102516648B (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110374675 Expired - Fee Related CN102516648B (en) | 2011-11-23 | 2011-11-23 | Plastic wiring harness protection board and manufacturing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN102516648B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103865223A (en) * | 2014-03-19 | 2014-06-18 | 安徽电缆股份有限公司 | Surface-frosted oilproof elastomer cable material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134848A (en) * | 2007-08-28 | 2008-03-05 | 吴晓明 | Clad plate and method for preparing same |
| CN101423637A (en) * | 2008-12-10 | 2009-05-06 | 长春工业大学 | Saloon car bumper special material capable of direct spray coating |
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2011
- 2011-11-23 CN CN 201110374675 patent/CN102516648B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134848A (en) * | 2007-08-28 | 2008-03-05 | 吴晓明 | Clad plate and method for preparing same |
| CN101423637A (en) * | 2008-12-10 | 2009-05-06 | 长春工业大学 | Saloon car bumper special material capable of direct spray coating |
Non-Patent Citations (1)
| Title |
|---|
| 王亚鹏.弹性体改性聚丙烯的研究.《辽宁工程技术大学学报（自然科学版）增刊》.2011,第30卷164-166. * |
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| CN102516648A (en) | 2012-06-27 |
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Granted publication date: 20130626 Termination date: 20151123 |