CN102516643A - Plastic bracket and manufacturing method thereof - Google Patents
Plastic bracket and manufacturing method thereof Download PDFInfo
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- CN102516643A CN102516643A CN201110374634XA CN201110374634A CN102516643A CN 102516643 A CN102516643 A CN 102516643A CN 201110374634X A CN201110374634X A CN 201110374634XA CN 201110374634 A CN201110374634 A CN 201110374634A CN 102516643 A CN102516643 A CN 102516643A
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Abstract
The invention discloses a plastic bracket and a manufacturing method thereof. The manufacturing method of the plastic bracket 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 bracket 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 stent and method of manufacture thereof, belong to 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 plastic stent and method of manufacture thereof; The plastic stent 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:
Plastic stent is characterized in that the weight part of its constitutive material is: Vestolen PP 7052 45-55 part and Vestolen PP 7052+30%GF 45-55 part.
The method of manufacture of plastic stent 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) drying is good step (1) material joins in the injection moulding machine;
(3) 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 ℃;
(4) 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;
(5) moulding, depanning.
Plastic stent 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: spun glass 45-55 part, acrylic resin 5-10 part, epoxy resin 10-15 part, nano-calcium carbonate 15-25 part, silicone oil 3-5 part, tetrafluoroethylene 5-15 part, barium oxide 3-5 part, stalk ashes 3-5 part and wilkinite 2-3 part.
The method of manufacture of described plastic stent 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 plastic stent 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: plastic stent, 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: 2 parts of 45 parts in spun glass, 5 parts of acrylic resins, 10 parts of epoxy resin, 15 parts of nano-calcium carbonates, 3 parts of silicone oil, 5 parts of tetrafluoroethylene, 3 parts in barium oxide, 3 parts in stalk ashes and wilkinites.
The method of manufacture of plastic stent 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: plastic stent, 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: 3 parts of 55 parts in spun glass, 10 parts of acrylic resins, 15 parts of epoxy resin, 25 parts of nano-calcium carbonates, 5 parts of silicone oil, 15 parts of tetrafluoroethylene, 5 parts in barium oxide, 5 parts in stalk ashes and wilkinites.
The method of manufacture of plastic stent 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 plastic stent that the present invention makes:
Claims (4)
1. a plastic stent is characterized in that the weight part of its constitutive material is: Vestolen PP 7052 45-55 part and Vestolen PP 7052+30%GF
45-55 part.
2. the method for manufacture of a plastic stent 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) drying is good step (1) material joins in the injection moulding machine;
(3) 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 ℃;
(4) 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;
(5) moulding, depanning.
3. a plastic stent 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: spun glass 45-55 part, acrylic resin 5-10 part, epoxy resin 10-15 part, nano-calcium carbonate 15-25 part, silicone oil 3-5 part, tetrafluoroethylene 5-15 part, barium oxide 3-5 part, stalk ashes 3-5 part and wilkinite 2-3 part.
4. the method for manufacture of a plastic stent as claimed in claim 3 is characterized in that may further comprise the steps:
(1) with carrying out drying treatment after Vestolen PP 7052 and the Vestolen PP 7052+30%GF proportioning, 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 |
|---|---|---|---|
| CN 201110374634 CN102516643B (en) | 2011-11-23 | 2011-11-23 | Plastic bracket and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110374634 CN102516643B (en) | 2011-11-23 | 2011-11-23 | Plastic bracket and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102516643A true CN102516643A (en) | 2012-06-27 |
| CN102516643B CN102516643B (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110374634 Expired - Fee Related CN102516643B (en) | 2011-11-23 | 2011-11-23 | Plastic bracket and manufacturing method thereof |
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| Country | Link |
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| CN (1) | CN102516643B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104960135A (en) * | 2015-04-30 | 2015-10-07 | 苏州乔布注塑工业有限公司 | PP plastic injection molding process |
| CN105196467A (en) * | 2015-09-24 | 2015-12-30 | 富阳多宝电子有限公司 | Method for manufacturing planet wheel seat |
| CN105566855A (en) * | 2015-12-22 | 2016-05-11 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Bentonite 3D printer bracket and preparation method thereof |
| CN107345602A (en) * | 2016-05-04 | 2017-11-14 | 广州金发碳纤维新材料发展有限公司 | A kind of flexible composite pipe and its manufacture method |
| CN109109258A (en) * | 2017-06-26 | 2019-01-01 | 湖南雨创环保工程有限公司 | A kind of formula and preparation process of rainwater water storage module |
| CN112011119A (en) * | 2019-05-29 | 2020-12-01 | 惠州视维新技术有限公司 | Long glass fiber reinforced polypropylene material, base support component and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1039820A (en) * | 1988-06-13 | 1990-02-21 | 海蒙公司 | High-melt-flow fiber-reinforced polypropylene compositions |
-
2011
- 2011-11-23 CN CN 201110374634 patent/CN102516643B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1039820A (en) * | 1988-06-13 | 1990-02-21 | 海蒙公司 | High-melt-flow fiber-reinforced polypropylene compositions |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104960135A (en) * | 2015-04-30 | 2015-10-07 | 苏州乔布注塑工业有限公司 | PP plastic injection molding process |
| CN105196467A (en) * | 2015-09-24 | 2015-12-30 | 富阳多宝电子有限公司 | Method for manufacturing planet wheel seat |
| CN105196467B (en) * | 2015-09-24 | 2018-03-09 | 杭州多宝电子有限公司 | A kind of preparation method of planet wheel seat |
| CN105566855A (en) * | 2015-12-22 | 2016-05-11 | 安徽省春谷3D打印智能装备产业技术研究院有限公司 | Bentonite 3D printer bracket and preparation method thereof |
| CN107345602A (en) * | 2016-05-04 | 2017-11-14 | 广州金发碳纤维新材料发展有限公司 | A kind of flexible composite pipe and its manufacture method |
| CN109109258A (en) * | 2017-06-26 | 2019-01-01 | 湖南雨创环保工程有限公司 | A kind of formula and preparation process of rainwater water storage module |
| CN112011119A (en) * | 2019-05-29 | 2020-12-01 | 惠州视维新技术有限公司 | Long glass fiber reinforced polypropylene material, base support component and preparation method thereof |
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|---|---|
| CN102516643B (en) | 2013-09-18 |
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Granted publication date: 20130918 Termination date: 20151123 |