CN102516646A - Low-cost environment-friendly automobile plastic support and manufacturing method thereof - Google Patents
Low-cost environment-friendly automobile plastic support and manufacturing method thereof Download PDFInfo
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- CN102516646A CN102516646A CN2011103746621A CN201110374662A CN102516646A CN 102516646 A CN102516646 A CN 102516646A CN 2011103746621 A CN2011103746621 A CN 2011103746621A CN 201110374662 A CN201110374662 A CN 201110374662A CN 102516646 A CN102516646 A CN 102516646A
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Abstract
The invention discloses a low-cost environment-friendly automobile plastic support and a manufacturing method thereof. The manufacturing method mainly comprises the following steps: adding dried proportioned raw materials into a heated injection molding machine; and setting the injection pressure, speed, injection time and rubber injection amount at different sections of the injection molding machine, and setting the final dwell pressure and dwell speed to achieve the optimal injection molding technique, thereby obtaining the end qualified product. The invention overcomes the defects of high deformation and cracking tendency, poor toughness and other physical properties in the low-cost environment-friendly automobile plastic support injection molding process; and meanwhile, the injection molding technique has the advantage of high technical stability and stable product quality, enhances the production efficiency and lowers the production cost.
Description
Background technology
The present invention relates to a kind of low-cost environmental-protecting automobile plastic support and method of manufacture thereof, belong to the automobile component field of materials.
Background technology
Progress along with society; The automobile demand amount is ignorant of increasing; Yet automobile discharges a large amount of pollutents when consuming great amount of fuel oil, atmospheric environment is caused severe contamination, and the oil consumption of automobile and the sole mass of automobile have confidential relation; It is reported and to save fuel oil 0.2-0.3L/100Km by the every minimizing of automobile sole mass 100KG.Current, plastics are total also lower with the material ratio of automobile, and along with to the light-weighted attention of automobile sole mass, the ratio of plastics will bring up to about 31%.
The support of automobile mainly adopts steel plate punching press welding support, cast iron and steel support or aluminium alloy post at present.The quality of these supports is heavier, does not reach the purpose that alleviates complete vehicle weight, and demand provides a kind of New-support and method of manufacture.
Summary of the invention
For deficiency and the defective of alleviating prior art; The object of the present invention is to provide a kind of low-cost environmental-protecting automobile plastic support and method of manufacture thereof; The low-cost environmental-protecting automobile plastic support product when moulding that the invention solves injection moulding is prone to and draws physicals defectives such as white, fracture, poor toughness, intensity be low, this Shooting Technique stability simultaneously, products obtained therefrom steady quality; Improve production efficiency, reduced production cost.
The present invention adopts following technical scheme to achieve these goals:
Low-cost environmental-protecting automobile plastic support is characterized in that its constitutive material comprises compsn A and compsn B, described compsn A: Vestolen PP 7052 45-55 part and Vestolen PP 7052+30%GF 45-55 part; Compsn B: natural fiber 45-55 part, nbr modified phenolic resins 10-20 part, white lake 3-8 part, epoxy resin 10-15 part, white titanium pigment 5-10 part, high wear-resistant carbon black 5-10 part, phthalic acid 5-10 part, tetrafluoroethylene 5-15 part, silane coupling agent 5-10 part and attapulgite 5-10 part.
The method of manufacture of described low-cost environmental-protecting automobile plastic support is characterized in that may further comprise the steps:
(1) with carrying out drying treatment behind Vestolen PP 7052 and the Vestolen PP 7052+30%GF raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h down at 140-160 ℃;
(2) weight part by compsn B raw material takes by weighing 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 down at 140-160 ℃;
(3) two groups of drying is good starting material join in the injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: first section 220 ± 5 ℃, second section 215 ± 5 ℃, the 3rd section 210 ± 5 ℃, the 4th section 205 ± 5 ℃, the 5th section 200 ± 5 ℃;
(5) injection moulding section molding technique parameter:
The lower velocity injection of the middle pressure of a, first section employing 65-70Mpa, 40-50m/s, be 1.0-1.5 second inject time, the 78-80% of injection glue amount to product;
The lower velocity injection of the middle pressure of b, second section employing 55-65Mpa, 25-35m/s, be 0.5-1.0 second inject time, injection glue amount is to 100% of the product mouth of a river;
(6) moulding, depanning.
Beneficial effect of the present invention:
The plastics low-cost environmental-protecting automobile plastic support product when moulding that the invention solves injection moulding is prone to and draws 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: low-cost environmental-protecting automobile plastic support, its constitutive material comprise compsn A and compsn B, described compsn A: 45 parts of 45 parts of Vestolen PP 7052 and Vestolen PP 7052+30%GF; Compsn B: 5 parts of 45 parts in natural fiber, 10 parts of nbr modified phenolic resinses, 3 parts in white lake, 10 parts of epoxy resin, 5 parts of white titanium pigments, 5 parts of high wear-resistant carbon blacks, 5 parts of phthalic acids, 5 parts of tetrafluoroethylene, 5 parts of silane coupling agents and attapulgites.
The method of manufacture of low-cost environmental-protecting automobile plastic support may further comprise the steps:
(1) with carrying out drying treatment behind Vestolen PP 7052 and the Vestolen PP 7052+30%GF raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h down at 140-160 ℃:
(2) weight part by compsn B raw material takes by weighing 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 down at 140-160 ℃;
(3) two groups of drying is good starting material join in the injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: first section 220 ± 5 ℃, second section 215 ± 5 ℃, the 3rd section 210 ± 5 ℃, the 4th section 205 ± 5 ℃, the 5th section 200 ± 5 ℃;
(5) injection moulding section molding technique parameter:
The lower velocity injection of the middle pressure of a, first section employing 65-70Mpa, 40-50m/s, be 1.0-1.5 second inject time, the 78-80% of injection glue amount to product;
The lower velocity injection of the middle pressure of b, second section employing 55-65Mpa, 25-35m/s, be 0.5-1.0 second inject time, injection glue amount is to 100% of the product mouth of a river;
(6) moulding, depanning.
Embodiment 2: low-cost environmental-protecting automobile plastic support, its constitutive material comprise compsn A and compsn B, described compsn A: 55 parts of 55 parts of Vestolen PP 7052 and Vestolen PP 7052+30%GF; Compsn B: 10 parts of 55 parts in natural fiber, 20 parts of nbr modified phenolic resinses, 8 parts in white lake, 15 parts of epoxy resin, 10 parts of white titanium pigments, 10 parts of high wear-resistant carbon blacks, 10 parts of phthalic acids, 15 parts of tetrafluoroethylene, 10 parts of silane coupling agents and attapulgites.
The method of manufacture of low-cost environmental-protecting automobile plastic support may further comprise the steps:
(1) with carrying out drying treatment behind Vestolen PP 7052 and the Vestolen PP 7052+30%GF raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h down at 140-160 ℃;
(2) weight part by compsn B raw material takes by weighing 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 down at 140-160 ℃;
(3) two groups of drying is good starting material join in the injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: first section 220 ± 5 ℃, second section 215 ± 5 ℃, the 3rd section 210 ± 5 ℃, the 4th section 205 ± 5 ℃, the 5th section 200 ± 5 ℃;
(5) injection moulding section molding technique parameter:
The lower velocity injection of the middle pressure of a, first section employing 65-70Mpa, 40-50m/s, be 1.0-1.5 second inject time, the 78-80% of injection glue amount to product;
The lower velocity injection of the middle pressure of b, second section employing 55-65Mpa, 25-35m/s, be 0.5-1.0 second inject time, injection glue amount is to 100% of the product mouth of a river;
(6) moulding, depanning.
The Performance Detection of the low-cost environmental-protecting automobile plastic support that the present invention makes:
Claims (2)
1. a low-cost environmental-protecting automobile plastic support is characterized in that its constitutive material comprises compsn A and compsn B, described compsn A: Vestolen PP 7052 45-55 part and Vestolen PP 7052+30%GF
45-55 part; Compsn B: natural fiber 45-55 part, nbr modified phenolic resins 10-20 part, white lake 3-8 part, epoxy resin 10-15 part, white titanium pigment 5-10 part, high wear-resistant carbon black 5-10 part, phthalic acid 5-10 part, tetrafluoroethylene 5-15 part, silane coupling agent 5-10 part and attapulgite 5-10 part.
2. the method for manufacture of a low-cost environmental-protecting automobile plastic support as claimed in claim 1 is characterized in that may further comprise the steps:
(1) with carrying out drying treatment behind Vestolen PP 7052 and the Vestolen PP 7052+30%GF raw material ratio, drying temperature is 80-100 ℃, and be 1-2 hour time of drying, mixes, and adds dryer, dries 24-28h down at 140-160 ℃;
(2) weight part by compsn B raw material takes by weighing 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 down at 140-160 ℃;
(3) two groups of drying is good starting material join in the injection moulding machine;
(4) temperature of injection moulding machine heating zone is set: first section 220 ± 5 ℃, second section 215 ± 5 ℃, the 3rd section 210 ± 5 ℃, the 4th section 205 ± 5 ℃, the 5th section 200 ± 5 ℃;
(5) injection moulding section molding technique parameter:
The middle pressure of a, first section employing 65-70 Mpa, the lower velocity injection of 40-50m/s, be 1.0-1.5 second inject time, the 78-80% of injection glue amount to product;
The middle pressure of b, second section employing 55-65 Mpa, the lower velocity injection of 25-35m/s, be 0.5-1.0 second inject time, injection glue amount is to 100% of the product mouth of a river;
(6) moulding, depanning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103746621A CN102516646A (en) | 2011-11-23 | 2011-11-23 | Low-cost environment-friendly automobile plastic support and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103746621A CN102516646A (en) | 2011-11-23 | 2011-11-23 | Low-cost environment-friendly automobile plastic support and manufacturing method thereof |
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| CN102516646A true CN102516646A (en) | 2012-06-27 |
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| CN2011103746621A Pending CN102516646A (en) | 2011-11-23 | 2011-11-23 | Low-cost environment-friendly automobile plastic support and manufacturing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419238A (en) * | 2015-12-22 | 2016-03-23 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Bauxite-based 3D-printer bracket and preparation method thereof |
| CN105462172A (en) * | 2015-12-22 | 2016-04-06 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Expanded vermiculite base 3D printer bracket and preparation method thereof |
| CN105482365A (en) * | 2015-12-22 | 2016-04-13 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Attapulgite based 3D printer bracket and preparation method thereof |
| CN105623191A (en) * | 2015-12-22 | 2016-06-01 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Kaolin-based 3D printer bracket and preparation method thereof |
-
2011
- 2011-11-23 CN CN2011103746621A patent/CN102516646A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419238A (en) * | 2015-12-22 | 2016-03-23 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Bauxite-based 3D-printer bracket and preparation method thereof |
| CN105462172A (en) * | 2015-12-22 | 2016-04-06 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Expanded vermiculite base 3D printer bracket and preparation method thereof |
| CN105482365A (en) * | 2015-12-22 | 2016-04-13 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Attapulgite based 3D printer bracket and preparation method thereof |
| CN105623191A (en) * | 2015-12-22 | 2016-06-01 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Kaolin-based 3D printer bracket and preparation method thereof |
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Application publication date: 20120627 |