CN102993692A - Manufacturing process of instrument carriage with raw materials containing modified attapulgite - Google Patents
Manufacturing process of instrument carriage with raw materials containing modified attapulgite Download PDFInfo
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- CN102993692A CN102993692A CN2012102961926A CN201210296192A CN102993692A CN 102993692 A CN102993692 A CN 102993692A CN 2012102961926 A CN2012102961926 A CN 2012102961926A CN 201210296192 A CN201210296192 A CN 201210296192A CN 102993692 A CN102993692 A CN 102993692A
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- instrument carriage
- granulation
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Abstract
The invention discloses a manufacturing process of an instrument carriage with raw materials containing modified attapulgite. The manufacturing process is characterized by respectively drying a material A and a material B at 100-120 DEG C for 3-5 hours, then uniformly mixing the material A and the material B according to parts by weight and then granulating the material A and the material B and remixing and then granulating the granulated material A and material B; and adding the obtained granulated materials to an injection molding machine to be molded and demolding the materials, thus obtaining the instrument carriage, wherein the material B contains modified attapulgite. The manufacturing process has the beneficial effects that the injection-molded instrument carriage for a car easily suffer from such physical property defects as drag marks, breakage, poor toughness and low strength during molding; and meanwhile, the injection molding process is good in stability, the obtained product has stable quality and high surface gloss, the production efficiency is improved and the production cost is reduced.
Description
Technical field
The present invention relates to automobile manufacturing field, exactly is the manufacturing process that a kind of raw material contains attapulgite modified instrument carriage.
Background technology
Along with the progress of society, the usage quantity of automobile is in continuous increase.
The nylon material preparation is mainly adopted in the manufacturing of the instrument carriage that uses in the automobile making in the prior art, composite by adding toughner, after the various material mixing, it is not good that each component is melted in the process dispersiveness altogether, and each group partition inter-capacitive is poor, intensity, toughness, erosion resistance deficiency, material cost is higher, demoulding difficulty, and surface gloss is poor, processing characteristics is bad, unstable product quality.
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 raw material to contain the manufacturing process of attapulgite modified instrument carriage, the instrument carriage product when moulding that is used for automobile that has solved 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, surface gloss is high, has improved production efficiency, has reduced production cost.
Above-mentioned purpose realizes by following scheme:
A kind of raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that:
(1) carry out drying treatment after each raw material of A material, B material is mixed respectively, drying temperature is 100-120 ℃, and be 3-5 hour time of drying, A material, B expect respectively according to granulation behind the weight part mixing again, and the A material, the B that get after the granulation expect;
Described A material is made by the raw material of following weight parts: nylon PA6 60-65, PBT 10-15, tetrafluoroethylene 5-10, polycaprolactone 1-2, methyltrimethoxy silane 0.5-1, vinyltriethoxysilane 0.5-1, oxidation inhibitor 1035 0.3-0.5, two ten four carbon alcohols ester 0.1-0.2, polyethylene wax 0.7-0.9, Imarcaptoacetate dioctyltin 0.5-1.2, modified meerschaum powder 5-10;
Described B material is made by the raw material of following weight parts: nylon PA66 60-65, alkali free glass fibre 6-10, attapulgite modified 5-10, poly--4-methyl-1-pentene 10-15, bisphenol A polycarbonate 10-15, polycaprolactone 3-5, vinyl three ('beta '-methoxy oxyethyl group) silane 1-2, irgasfos 168 0.5-0.8, antioxidant 1010 0.1-0.3, two Lauryl Alcohol ester 0.1-0.2, oxidized polyethlene wax 0.5-0.8, dimethyl dimercapto 2-ethyl hexyl ethanoate tin 0.1-0.2;
The preparation technology of described modified meerschaum powder is: use first 15-20% salt acid soak sepiolite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry is ground into powder;
Described attapulgite modified preparation technology is: use first 10-20% salt acid soak attapulgite 2-3 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry is ground into powder;
(2) material of the 45-55 weight part A after the granulation, 45-55 weight part B material are mixed rear granulation;
(3) material after step (2) the gained granulation is joined in the injection moulding machine, moulding, the demoulding, and get final product.
Described a kind of raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that: the granulation process of A material is: get A and expect each raw material, place high-speed mixer and mixing 2-5min according to weight part, the mixture that obtains adds in the twin screw extruder through main spout, the controlled working temperature is at 245-270 ℃, the screw rod revolution is at 380-600rpm, and extruding pelletization namely obtains product after the melting.
Described a kind of raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that: the granulation process of B material is: each raw material except alkali free glass fibre of getting the B material, place high-speed mixer and mixing 2-5min according to weight part, the mixture that obtains adds in the twin screw extruder through main spout, alkali free glass fibre adds twin screw extruder by weight from the side spout, the controlled working temperature is at 245-270 ℃, the screw rod revolution is at 300-600rpm, and extruding pelletization namely obtains product after the melting.
Described a kind of raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that:
After joining material in the injection moulding machine, the temperature of injection moulding machine heating zone is set: 285 ± 5 ℃ of first paragraphs, 280 ± 5 ℃ of second segments, the 3rd section 270 ± 5 ℃, the 4th section 265 ± 5 ℃, the 5th section 260 ± 5 ℃;
Described a kind of raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that:
The molding technique parameter of injection moulding section is:
A, first paragraph adopt the middle pressure of 55-65 Mpa, the medium velocity injection of 55-65m/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 55-65 Mpa, the medium velocity injection of 55-65m/s, and be 0.5-1.0 second inject time, and injection glue amount is to about 100% of water port of product.
Described a kind of raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that: process through silane coupling agent on described alkali free glass fibre surface, and described PBT refers to polybutylene terephthalate.
Described automobile instrument carriage refers to instrument carriage DJY7141-1.6-26 etc.
Beneficial effect of the present invention is:
The instrument carriage product when moulding that is used for automobile 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, surface gloss is high, improve production efficiency, reduced production cost.
Embodiment
A kind of raw material contains the manufacturing process of attapulgite modified instrument carriage,
(1) carry out drying treatment after each raw material of A material, B material is mixed respectively, drying temperature is 120 ℃, and be 4 hours time of drying, A material, B expect respectively according to granulation behind the weight part mixing again, and the A material, the B that get after the granulation expect;
The A material is made by the raw material of following weight (kg): nylon PA6 65, PBT 15, tetrafluoroethylene 10, polycaprolactone 2, methyltrimethoxy silane 1, vinyltriethoxysilane 0.5, oxidation inhibitor 1,035 0.5, two ten four carbon alcohols esters 0.1, polyethylene wax 0.9, Imarcaptoacetate dioctyltin 0.5, modified meerschaum powder 10;
The B material is made by the raw material of following weight (kg): nylon PA66 65, alkali free glass fibre 10, attapulgite modified 10, poly--4-methyl-1-pentene 10, bisphenol A polycarbonate 15, polycaprolactone 3, vinyl three ('beta '-methoxy oxyethyl group) silane 1, irgasfos 168 0.5, antioxidant 1010 0.3, two Lauryl Alcohol esters 0.1, oxidized polyethlene wax 0.5, dimethyl dimercapto 2-ethyl hexyl ethanoate tin 0.1;
The preparation technology of described modified meerschaum powder is: use first 15% salt acid soak sepiolite 2 hours, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3%, and oven dry is ground into powder;
Described attapulgite modified preparation technology is: use first 13% salt acid soak attapulgite 2 hours, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3%, and oven dry is ground into powder;
The granulation process of A material is: get A and expect each raw material, place high-speed mixer and mixing 5min according to weight part, the mixture that obtains adds in the twin screw extruder through main spout, and the controlled working temperature is at 270 ℃, the screw rod revolution is at 500rpm, and extruding pelletization namely obtains product after the melting.
The granulation process of B material is: each raw material except alkali free glass fibre of getting the B material, place high-speed mixer and mixing 5min according to weight part, the mixture that obtains adds in the twin screw extruder through main spout, alkali free glass fibre adds twin screw extruder by weight from the side spout, the controlled working temperature is at 270 ℃, the screw rod revolution is at 600rpm, and extruding pelletization namely obtains product after the melting.
(2) material of 45 weight part A after the granulation, 55 weight part B material are mixed rear granulation;
(3) material after step (2) the gained granulation is joined in the injection moulding machine, the temperature of injection moulding machine heating zone is set: 285 ℃ of first paragraphs, 280 ℃ of second segments, the 3rd section 270 ℃, the 4th section 265 ℃, the 5th section 260 ℃;
The molding technique parameter of injection moulding section is:
A, first paragraph adopt the middle pressure of 60 Mpa, the medium velocity injection of 60m/s, and be 1.0 seconds inject time, and injection glue amount is to 78% of product;
B, second segment adopt the middle pressure of 60 Mpa, the medium velocity injection of 60m/s, and be 1.0 seconds inject time, and injection glue amount is to about 100% of water port of product;
Make common process moulding, the demoulding according to the instrument carriage afterwards, and get final product.
The present invention makes is used for the Performance Detection that raw material contains the manufacturing process of attapulgite modified instrument carriage:
Claims (6)
1. a raw material contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that:
(1) carry out drying treatment after each raw material of A material, B material is mixed respectively, drying temperature is 100-120 ℃, and be 3-5 hour time of drying, A material, B expect respectively according to granulation behind the weight part mixing again, and the A material, the B that get after the granulation expect;
Described A material is made by the raw material of following weight parts: nylon PA6 60-65, PBT 10-15, tetrafluoroethylene 5-10, polycaprolactone 1-2, methyltrimethoxy silane 0.5-1, vinyltriethoxysilane 0.5-1, oxidation inhibitor 1035 0.3-0.5, two ten four carbon alcohols ester 0.1-0.2, polyethylene wax 0.7-0.9, Imarcaptoacetate dioctyltin 0.5-1.2, modified meerschaum powder 5-10;
Described B material is made by the raw material of following weight parts: nylon PA66 60-65, alkali free glass fibre 6-10, attapulgite modified 5-10, poly--4-methyl-1-pentene 10-15, bisphenol A polycarbonate 10-15, polycaprolactone 3-5, vinyl three ('beta '-methoxy oxyethyl group) silane 1-2, irgasfos 168 0.5-0.8, antioxidant 1010 0.1-0.3, two Lauryl Alcohol ester 0.1-0.2, oxidized polyethlene wax 0.5-0.8, dimethyl dimercapto 2-ethyl hexyl ethanoate tin 0.1-0.2;
The preparation technology of described modified meerschaum powder is: use first 15-20% salt acid soak sepiolite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry is ground into powder;
Described attapulgite modified preparation technology is: use first 10-20% salt acid soak attapulgite 2-3 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry is ground into powder;
(2) material of the 45-55 weight part A after the granulation, 45-55 weight part B material are mixed rear granulation;
(3) material after step (2) the gained granulation is joined in the injection moulding machine, moulding, the demoulding, and get final product.
2. a kind of raw material according to claim 1 contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that: the granulation process of A material is: get A and expect each raw material, place high-speed mixer and mixing 2-5min according to weight part, the mixture that obtains adds in the twin screw extruder through main spout, the controlled working temperature is at 245-270 ℃, the screw rod revolution is at 380-600rpm, and extruding pelletization namely obtains product after the melting.
3. a kind of raw material according to claim 1 contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that: the granulation process of B material is: each raw material except alkali free glass fibre of getting the B material, place high-speed mixer and mixing 2-5min according to weight part, the mixture that obtains adds in the twin screw extruder through main spout, alkali free glass fibre adds twin screw extruder by weight from the side spout, the controlled working temperature is at 245-270 ℃, the screw rod revolution is at 300-600rpm, and extruding pelletization namely obtains product after the melting.
4. a kind of raw material according to claim 1 contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that:
After joining material in the injection moulding machine, the temperature of injection moulding machine heating zone is set: 285 ± 5 ℃ of first paragraphs, 280 ± 5 ℃ of second segments, the 3rd section 270 ± 5 ℃, the 4th section 265 ± 5 ℃, the 5th section 260 ± 5 ℃.
5. a kind of raw material according to claim 1 contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that:
The molding technique parameter of injection moulding section is:
A, first paragraph adopt the middle pressure of 55-65 Mpa, the medium velocity injection of 55-65m/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 55-65 Mpa, the medium velocity injection of 55-65m/s, and be 0.5-1.0 second inject time, and injection glue amount is to about 100% of water port of product.
6. a kind of raw material according to claim 1 contains the manufacturing process of attapulgite modified instrument carriage, it is characterized in that: process through silane coupling agent on described alkali free glass fibre surface, and described PBT refers to polybutylene terephthalate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102961926A CN102993692A (en) | 2012-08-20 | 2012-08-20 | Manufacturing process of instrument carriage with raw materials containing modified attapulgite |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102961926A CN102993692A (en) | 2012-08-20 | 2012-08-20 | Manufacturing process of instrument carriage with raw materials containing modified attapulgite |
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| CN102993692A true CN102993692A (en) | 2013-03-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113337083A (en) * | 2021-05-25 | 2021-09-03 | 苏州润佳高分子材料有限公司 | Soft rubber material for automobile instrument panel skin |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070167552A1 (en) * | 2002-08-27 | 2007-07-19 | Georg Stoeppelmann | Polyamide moulding materials for the production of moulded articles having reduced surface carbonization |
| CN101885914A (en) * | 2010-07-13 | 2010-11-17 | 东莞市意普万工程塑料有限公司 | Composite material special for automobile engine oil pan and preparation method thereof |
| CN102618024A (en) * | 2012-03-30 | 2012-08-01 | 深圳市科聚新材料有限公司 | Nylon-based nano composite material and preparation method thereof |
-
2012
- 2012-08-20 CN CN2012102961926A patent/CN102993692A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070167552A1 (en) * | 2002-08-27 | 2007-07-19 | Georg Stoeppelmann | Polyamide moulding materials for the production of moulded articles having reduced surface carbonization |
| CN101885914A (en) * | 2010-07-13 | 2010-11-17 | 东莞市意普万工程塑料有限公司 | Composite material special for automobile engine oil pan and preparation method thereof |
| CN102618024A (en) * | 2012-03-30 | 2012-08-01 | 深圳市科聚新材料有限公司 | Nylon-based nano composite material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113337083A (en) * | 2021-05-25 | 2021-09-03 | 苏州润佳高分子材料有限公司 | Soft rubber material for automobile instrument panel skin |
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Application publication date: 20130327 |