CN102993717A - Ignition coil sheath of car and manufacturing method thereof - Google Patents
Ignition coil sheath of car and manufacturing method thereof Download PDFInfo
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- CN102993717A CN102993717A CN2012102947416A CN201210294741A CN102993717A CN 102993717 A CN102993717 A CN 102993717A CN 2012102947416 A CN2012102947416 A CN 2012102947416A CN 201210294741 A CN201210294741 A CN 201210294741A CN 102993717 A CN102993717 A CN 102993717A
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- injection
- ignition coil
- coil sheath
- injection molding
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Abstract
The invention discloses an ignition coil sheath of a car and a manufacturing method thereof. The manufacturing method is mainly characterized by firstly preparing a material A and a material B, then mixing the materials in proportion after drying the materials, adding the mixture to a heated injection molding machine, and setting injection pressures, speeds, injection time and injected glue quantities of different sections of the injection molding machine and simultaneously setting the final holding pressure and holding speed to achieve the best injection molding process, thus obtaining the final acceptable product. The ignition coil sheath has the beneficial effects that the injection-molded ignition coil sheath of the 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, the production efficiency is improved and the production cost is reduced.
Description
Technical field
The present invention relates to a kind of automobile ignition coil sheath and manufacture method thereof, belong to field of automobile.
Background technology
Nylon has good toughness, self lubricity, wear resistance, chemical resistant properties, gas-premeable, and oil-proofness, the nontoxic and easy advantage such as painted, so nylon is used widely industrial, progress along with society, the usage quantity of automobile is in continuous increase, most of component of automobile all have nylon to get, the plastic cement of prior art usually has that assembling is inconvenient, the location is inaccurate, it is unstable to connect, strength of joint not and affect the shortcoming such as contact performance.
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 automobile ignition coil sheath and manufacture method thereof, the automobile ignition coil sheath 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:
The automobile ignition coil sheath, it is to get: A by the raw material mixing granulation reprocessing of following weight parts to expect 52-58, B expects 50-55;
Described A material is made by the raw material of following weight parts: nylon PA66 50-55, titanium dioxide 0.04-0.06, ABS high glue powder 15-20, polybutylene terephthalate 3-5, polycaprolactone 4-6, anilinomethyl triethoxysilane 0.6-0.8, the two hard esteramides 0.2-0.4 of ethylene group, oxidation inhibitor 1035 0.3-0.5, two octadecanol ester 0.1-0.3,20# machine oil 0.3-0.5, poly--4-methyl-1-pentene 0.7-0.9;
Described B material is made by the raw material of following weight parts: nylon PA66 55-65, glass fibre 10-20, modified montmorillonite used 5-10, ABS high glue powder 12-18, ABS resin 8-10, tetrafluoroethylene 0.3-0.5, vinyl three ('beta '-methoxy oxyethyl group) silane 0.8-1.2, anti-oxidant DLTP 0.5-0.7, aluminium hydroxide 0.3-0.5,20# machine oil 0.5-0.8, phthalic acid dibutyl ester 0.2-0.4.
The manufacture method of automobile ignition coil sheath may further comprise the steps:
(1) preparation of material A:
Take by weighing all raw materials of material A by the weight part of constitutive material, then place high-speed mixer and mixing 4-6min, the mixture that obtains adds in the twin screw extruder through main spout, and the controlled working temperature is at 250-280 ℃, the screw rod revolution is at 450-650rpm, and extruding pelletization namely gets material A after the melting;
(2) preparation of material B:
Take by weighing all raw materials of material B by the weight part of constitutive material, each raw material except glass fibre of getting the B material places high-speed mixer and mixing 3-5min, the mixture that obtains adds in the twin screw extruder through main spout, glass fibre adds twin screw extruder by weight from the side spout, the controlled working temperature is at 250-275 ℃, the screw rod revolution is at 350-500rpm, and extruding pelletization namely gets material B after the melting;
(3) mixed injection molding:
To expect to carry out drying treatment after A and material B mix by proportioning, drying temperature is 80-90 ℃, and be 5-7 hour time of drying, then joins in the injection moulding machine; The temperature of injection moulding machine heating zone is set: 280 ± 5 ℃ of first paragraphs, 275 ± 5 ℃ of second segments, the 3rd section 270 ± 5 ℃, the 4th section 265 ± 5 ℃, the 5th section 260 ± 5 ℃; Injection moulding section molding technique parameter is as follows:
A, first paragraph adopt the middle pressure of 45-55Mpa, the medium velocity injection of 40-50m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 73-78% of product;
B, second segment adopt the middle pressure of 55-60Mpa, the medium velocity injection of 40-50m/s, and be 0.8-1.2 second inject time, and injection glue amount is to 100% of water port of product;
(4) last moulding, the demoulding, and get final product.
The automobile ignition coil sheath, described modified montmorillonite used preparation technology is: use first 15-20% salt acid soak montmorillonite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the 3-aminopropyl trimethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry is ground into powder.
Beneficial effect of the present invention:
The automobile ignition coil sheath 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: the automobile ignition coil sheath, and it is to get: A by the raw material mixing granulation reprocessing of following weight parts to expect 52-58, B expects 50-55;
Described A material is made by the raw material of following weight parts: nylon PA66 50-55, titanium dioxide 0.04-0.06, ABS high glue powder 15-20, polybutylene terephthalate 3-5, polycaprolactone 4-6, anilinomethyl triethoxysilane 0.6-0.8, the two hard esteramides 0.2-0.4 of ethylene group, oxidation inhibitor 1035 0.3-0.5, two octadecanol ester 0.1-0.3,20# machine oil 0.3-0.5, poly--4-methyl-1-pentene 0.7-0.9;
Described B material is made by the raw material of following weight parts: nylon PA66 55-65, glass fibre 10-20, modified montmorillonite used 5-10, ABS high glue powder 12-18, ABS resin 8-10, tetrafluoroethylene 0.3-0.5, vinyl three ('beta '-methoxy oxyethyl group) silane 0.8-1.2, anti-oxidant DLTP 0.5-0.7, aluminium hydroxide 0.3-0.5,20# machine oil 0.5-0.8, phthalic acid dibutyl ester 0.2-0.4.
The manufacture method of automobile ignition coil sheath may further comprise the steps:
(1) preparation of material A:
Take by weighing all raw materials of material A by the weight part of constitutive material, then place high-speed mixer and mixing 4-6min, the mixture that obtains adds in the twin screw extruder through main spout, and the controlled working temperature is at 250-280 ℃, the screw rod revolution is at 450-650rpm, and extruding pelletization namely gets material A after the melting;
(2) preparation of material B:
Take by weighing all raw materials of material B by the weight part of constitutive material, each raw material except glass fibre of getting the B material places high-speed mixer and mixing 3-5min, the mixture that obtains adds in the twin screw extruder through main spout, glass fibre adds twin screw extruder by weight from the side spout, the controlled working temperature is at 250-275 ℃, the screw rod revolution is at 350-500rpm, and extruding pelletization namely gets material B after the melting;
(3) mixed injection molding:
To expect to carry out drying treatment after A and material B mix by proportioning, drying temperature is 80-90 ℃, and be 5-7 hour time of drying, then joins in the injection moulding machine; The temperature of injection moulding machine heating zone is set: 280 ± 5 ℃ of first paragraphs, 275 ± 5 ℃ of second segments, the 3rd section 270 ± 5 ℃, the 4th section 265 ± 5 ℃, the 5th section 260 ± 5 ℃; Injection moulding section molding technique parameter is as follows:
A, first paragraph adopt the middle pressure of 45-55Mpa, the medium velocity injection of 40-50m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 73-78% of product;
B, second segment adopt the middle pressure of 55-60Mpa, the medium velocity injection of 40-50m/s, and be 0.8-1.2 second inject time, and injection glue amount is to 100% of water port of product;
(4) last moulding, the demoulding, and get final product.
The automobile ignition coil sheath, described modified montmorillonite used preparation technology is: use first 15-20% salt acid soak montmorillonite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the 3-aminopropyl trimethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry is ground into powder.
The Performance Detection of the automobile ignition coil sheath that makes by above-described embodiment:
Claims (3)
1. an automobile ignition coil sheath is characterized in that, it is to get: A by the raw material mixing granulation reprocessing of following weight parts to expect 52-58, and B expects 50-55;
Described A material is made by the raw material of following weight parts: nylon PA66 50-55, titanium dioxide 0.04-0.06, ABS high glue powder 15-20, polybutylene terephthalate 3-5, polycaprolactone 4-6, anilinomethyl triethoxysilane 0.6-0.8, the two hard esteramides 0.2-0.4 of ethylene group, oxidation inhibitor 1035 0.3-0.5, two octadecanol ester 0.1-0.3,20# machine oil 0.3-0.5, poly--4-methyl-1-pentene 0.7-0.9;
Described B material is made by the raw material of following weight parts: nylon PA66 55-65, glass fibre 10-20, modified montmorillonite used 5-10, ABS high glue powder 12-18, ABS resin 8-10, tetrafluoroethylene 0.3-0.5, vinyl three ('beta '-methoxy oxyethyl group) silane 0.8-1.2, anti-oxidant DLTP 0.5-0.7, aluminium hydroxide 0.3-0.5,20# machine oil 0.5-0.8, phthalic acid dibutyl ester 0.2-0.4.
2. the manufacture method of an automobile ignition coil sheath as claimed in claim 1 is characterized in that may further comprise the steps:
(1) preparation of material A:
Take by weighing all raw materials of material A by the weight part of constitutive material, then place high-speed mixer and mixing 4-6min, the mixture that obtains adds in the twin screw extruder through main spout, and the controlled working temperature is at 250-280 ℃, the screw rod revolution is at 450-650rpm, and extruding pelletization namely gets material A after the melting;
(2) preparation of material B:
Take by weighing all raw materials of material B by the weight part of constitutive material, each raw material except glass fibre of getting the B material places high-speed mixer and mixing 3-5min, the mixture that obtains adds in the twin screw extruder through main spout, glass fibre adds twin screw extruder by weight from the side spout, the controlled working temperature is at 250-275 ℃, the screw rod revolution is at 350-500rpm, and extruding pelletization namely gets material B after the melting;
(3) mixed injection molding:
To expect to carry out drying treatment after A and material B mix by proportioning, drying temperature is 80-90 ℃, and be 5-7 hour time of drying, then joins in the injection moulding machine; The temperature of injection moulding machine heating zone is set: 280 ± 5 ℃ of first paragraphs, 275 ± 5 ℃ of second segments, the 3rd section 270 ± 5 ℃, the 4th section 265 ± 5 ℃, the 5th section 260 ± 5 ℃; Injection moulding section molding technique parameter is as follows:
A, first paragraph adopt the middle pressure of 45-55Mpa, the medium velocity injection of 40-50m/s, and be 1.0-1.5 second inject time, and injection glue amount is to the 73-78% of product;
B, second segment adopt the middle pressure of 55-60Mpa, the medium velocity injection of 40-50m/s, and be 0.8-1.2 second inject time, and injection glue amount is to 100% of water port of product;
(4) last moulding, the demoulding, and get final product.
3. automobile ignition coil sheath according to claim 1, it is characterized in that, described modified montmorillonite used preparation technology is: use first 15-20% salt acid soak montmorillonite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, and after the oven dry, the 3-aminopropyl trimethoxysilane agitating that adding is equivalent to solid weight 3-5% is even, oven dry is ground into powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102947416A CN102993717A (en) | 2012-08-17 | 2012-08-17 | Ignition coil sheath of car and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102947416A CN102993717A (en) | 2012-08-17 | 2012-08-17 | Ignition coil sheath of car and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102993717A true CN102993717A (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102947416A Pending CN102993717A (en) | 2012-08-17 | 2012-08-17 | Ignition coil sheath of car and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102993717A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4546147A (en) * | 1982-11-10 | 1985-10-08 | Monsanto Company | Compositions of nylon and elastomers |
| CN102516758A (en) * | 2011-11-23 | 2012-06-27 | 安徽宜万丰电器有限公司 | Plastic gear and manufacturing method thereof |
-
2012
- 2012-08-17 CN CN2012102947416A patent/CN102993717A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4546147A (en) * | 1982-11-10 | 1985-10-08 | Monsanto Company | Compositions of nylon and elastomers |
| CN102516758A (en) * | 2011-11-23 | 2012-06-27 | 安徽宜万丰电器有限公司 | Plastic gear and manufacturing method thereof |
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Application publication date: 20130327 |