CN109203921B - Production process of automobile air outlet panel - Google Patents
Production process of automobile air outlet panel Download PDFInfo
- Publication number
- CN109203921B CN109203921B CN201811177184.3A CN201811177184A CN109203921B CN 109203921 B CN109203921 B CN 109203921B CN 201811177184 A CN201811177184 A CN 201811177184A CN 109203921 B CN109203921 B CN 109203921B
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- panel
- air outlet
- finished product
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- radian
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000011265 semifinished product Substances 0.000 claims abstract description 34
- 238000005520 cutting process Methods 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 14
- 239000004088 foaming agent Substances 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000004033 plastic Substances 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000004040 coloring Methods 0.000 claims abstract description 6
- 238000005553 drilling Methods 0.000 claims abstract description 6
- 238000010409 ironing Methods 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 62
- 229910052782 aluminium Inorganic materials 0.000 claims description 62
- 238000002844 melting Methods 0.000 claims description 28
- 230000008018 melting Effects 0.000 claims description 28
- 239000000428 dust Substances 0.000 claims description 20
- 229920000742 Cotton Polymers 0.000 claims description 17
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 9
- 238000004512 die casting Methods 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 6
- 238000005187 foaming Methods 0.000 claims description 5
- 238000005498 polishing Methods 0.000 claims description 5
- 238000012958 reprocessing Methods 0.000 claims description 5
- 238000009966 trimming Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 abstract description 4
- 239000004595 color masterbatch Substances 0.000 description 6
- 230000001788 irregular Effects 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/34—Nozzles; Air-diffusers
- B60H1/3414—Nozzles; Air-diffusers with means for adjusting the air stream direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Body Structure For Vehicles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a production process of an automobile air outlet panel, which comprises the following steps: s1: panel molding: adding the plastic raw materials into a stirrer, uniformly mixing, adding the color master and the foaming agent, heating until the color master and the foaming agent are completely melted, continuously heating to 135-155 ℃, and performing extrusion molding through a hot runner to obtain a semi-finished product A; s2: primary processing: adding the semi-finished product A into a cooling solution, then conveying the semi-finished product A to a color ironing machine for coloring according to requirements, driving a colored semi-finished product panel to the lower part of a cutting machine by using a traction system, cutting the panel into required specifications, and processing the semi-finished product panel through an extrusion die to obtain a radian panel B; s3: opening air guide holes: and limiting mechanisms are arranged on two sides of the radian panel B to fix the panel, and a driving mechanism is utilized to drive a drill bit of the drilling machine to work. The invention effectively improves the production efficiency of the automobile air outlet panel and enhances the air outlet strength of the panel while ensuring the quality of finished products, and is worthy of popularization.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a production process of an automobile air outlet panel.
Background
An automobile air conditioning system is a device for refrigerating, heating, ventilating and purifying air in a carriage. The automobile seat cushion can provide a comfortable riding environment for passengers, reduce the fatigue strength of a driver and improve the driving safety. Air conditioners have become one of the indicators for evaluating whether the functions of automobiles are complete.
The air outlet panel, which is one of the main parts of the air conditioning system of the automobile, plays an important role and is mainly used for adjusting the wind direction. The existing processing technology of the automobile air outlet panel is not mature enough, the production efficiency is low, the quality of finished products is not high, the production cost is high, the service performance of the manufactured automobile air outlet panel is single, and certain limitation exists in actual operation. Based on the problems, the invention provides a production process of an automobile air outlet panel, which is used for solving the problems.
Disclosure of Invention
The invention aims to solve the defects of low production efficiency, low finished product quality, high production cost and single service performance of a manufactured automobile air outlet panel in the prior art, and provides a production process of the automobile air outlet panel.
A production process of an automobile air outlet panel comprises the following steps:
s1: panel molding: adding the plastic raw materials into a stirrer, uniformly mixing, adding the color master and the foaming agent, heating until the color master and the foaming agent are completely melted, continuously heating to 135-155 ℃, and performing extrusion molding through a hot runner to obtain a semi-finished product A;
s2: primary processing: adding the semi-finished product A into a cooling solution, then conveying the semi-finished product A to a color ironing machine for coloring according to requirements, driving a colored semi-finished product panel to the lower part of a cutting machine by using a traction system, cutting the panel into required specifications, and processing the semi-finished product panel through an extrusion die to obtain a radian panel B;
s3: opening air guide holes: limiting mechanisms are arranged on two sides of the radian panel B to fix the panel, a driving mechanism is utilized to drive a drill bit of the drilling machine to work, a plurality of air guide holes of 0.05-0.1cm are formed in the radian panel B, and a circle of dust collection cotton is bonded on the inner wall of the outer side of each air guide hole;
s4: and (3) reprocessing: the inner wall of the air guide hole is firstly subjected to fine trimming and polishing treatment to remove burrs, and then the surface of the radian panel B is polished until the radian panel B is smooth;
s5: and (3) aluminum casting: setting the temperature of the resistance aluminum melting furnace to 500-700 ℃, heating for 40-60min, adding pure aluminum into the resistance aluminum melting furnace, melting all the pure aluminum, placing the resistance aluminum melting furnace in a die-casting mold to form a plurality of aluminum strips, cooling to normal temperature, and fixing the aluminum strips on the side edge of the radian panel B with the smooth surface;
s6: assembling and dustproof treatment: a plurality of radian panels with aluminum strips are assembled together according to the automobile assembly requirements, and finally a dustproof net is installed at the air outlet position of the formed panel, so that the production process of the whole automobile air outlet panel is completed.
Preferably, in S1, the panel forming: adding the plastic raw materials into a stirrer, uniformly mixing, adding the color master and the foaming agent, heating until the materials are completely melted, continuously heating to 140-150 ℃, and performing extrusion molding through a hot runner, wherein the molded foaming length is 6-8cm, so as to obtain a semi-finished product A.
Preferably, in the step S2, the temperature of the cooling solution is 6-10 ℃.
Preferably, in S2, the traction system includes a traction belt, a transmission shaft, and a driving device, wherein an output end of the driving device is connected to the transmission shaft, and the traction belt is sleeved outside the transmission shaft.
Preferably, in S2, the driving direction of the cutting machine is composed of a horizontal direction and a vertical direction, wherein the horizontal direction is composed of an X axis and a Y axis to form an adjusting track, and the vertical direction is composed of a Z axis to adjust the cutting angle of the cutting machine.
Preferably, in S3, the air guiding holes are irregular, and the aperture of the air guiding hole near the inner end face of the arc panel is larger than the aperture of the air guiding hole near the outer end face of the arc panel.
Preferably, the dust absorption cotton in the S3 is attached to the dust screen in the S6, the thickness of the dust absorption cotton is 0.5-1cm, and the length of the dust absorption cotton is less than half of the length of the air guide hole.
Preferably, in S5, the ratio of cast aluminum: setting the temperature of the resistance aluminum melting furnace to be 550-650 ℃, heating for 45-55min, adding pure aluminum into the resistance aluminum melting furnace, melting all the pure aluminum, placing the resistance aluminum melting furnace in a die-casting die to form a plurality of aluminum strips, cooling to normal temperature, and fixing the aluminum strips on the side edge of the radian panel B with the smooth surface.
Compared with the prior art, the invention has the advantages that through the panel forming, twice processing and the process flow design of the air guide hole, the production and the processing of the automobile air outlet panel can be simply and rapidly completed, the processed automobile air outlet panel can enhance the air outlet strength of an automobile air conditioner, the use comfort level is increased while the cost is reduced, the production process of the automobile air outlet panel improves the use effect of the automobile air outlet panel by the aluminum casting and assembling dustproof processing processes in the production process, under the condition of ensuring the normal air outlet of the automobile air conditioner, dust in the air is removed, and good air quality in the automobile is ensured, the production process of the automobile air outlet panel provided by the invention effectively improves the production efficiency of the automobile air outlet panel and enhances the air outlet strength of the panel while ensuring the quality of finished products, is worthy of popularization.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The invention provides a production process of an automobile air outlet panel, which comprises the following steps:
s1: panel molding: adding plastic raw materials into a stirrer, uniformly mixing, adding a color master batch and a foaming agent, heating until the color master batch and the foaming agent are completely melted, continuously heating to 135 ℃, and performing extrusion molding through a hot runner, wherein the molded foaming length is 6cm, so as to obtain a semi-finished product A;
s2: primary processing: adding the semi-finished product A into a cooling solution, wherein the temperature of the cooling solution is 6 ℃, then conveying the semi-finished product A to a color ironing machine for coloring according to requirements, driving the colored semi-finished product panel to the lower part of a cutting machine by utilizing a traction system, cutting the colored semi-finished product panel into required specifications, and processing the semi-finished product panel by an extrusion die to obtain a radian panel B, wherein the traction system consists of a traction belt, a transmission shaft and a driving device, the output end of the driving device is connected with the transmission shaft, the traction belt is sleeved outside the transmission shaft, the driving direction of the cutting machine consists of a horizontal direction and a vertical direction, the horizontal direction consists of an X shaft and a Y shaft which are combined into an adjusting track, the vertical direction is used for adjusting the cutting angle of the cutting machine by a Z shaft, and radians with different shapes can be processed according to the appearance shape of the panel;
s3: opening air guide holes: the method comprises the following steps that limiting mechanisms are arranged on two sides of a radian panel B to fix the panel, a driving mechanism is utilized to drive a drill bit of a drilling machine to work, a plurality of 0.05cm air guide holes are formed in the radian panel B, a circle of dust absorption cotton is bonded on the inner wall of the outer side of each air guide hole, the air guide holes are irregular, the aperture of the air guide holes close to the inner end face of the radian panel is larger than the aperture of the air guide holes close to the outer end face of the radian panel, the thickness of the dust absorption cotton is 0.5cm, and the length of the dust absorption cotton is smaller than half of the length of the air guide holes;
s4: and (3) reprocessing: the inner wall of the air guide hole is firstly subjected to fine trimming and polishing treatment to remove burrs, and then the surface of the radian panel B is polished until the radian panel B is smooth;
s5: and (3) aluminum casting: setting the temperature of a resistance aluminum melting furnace to be 500 ℃, firstly heating for 40min, then adding pure aluminum into the resistance aluminum melting furnace, completely melting the pure aluminum, placing the resistance aluminum melting furnace in a die-casting die to form a plurality of aluminum strips, cooling to normal temperature, and then fixing the aluminum strips on the side edge of a radian panel B with a smooth surface;
s6: assembling and dustproof treatment: a plurality of radian panels with aluminum strips are assembled together according to the automobile assembly requirements, and finally a dustproof net is installed at the air outlet position of the formed panel, so that the production process of the whole automobile air outlet panel is completed.
Example two
The invention provides a production process of an automobile air outlet panel, which comprises the following steps:
s1: panel molding: adding plastic raw materials into a stirrer, uniformly mixing, adding a color master batch and a foaming agent, heating until the color master batch and the foaming agent are completely melted, continuously heating to 145 ℃, and performing extrusion molding through a hot runner, wherein the molded foaming length is 7cm, so as to obtain a semi-finished product A;
s2: primary processing: adding the semi-finished product A into a cooling solution, wherein the temperature of the cooling solution is 8 ℃, then conveying the semi-finished product A to a color ironing machine for coloring according to requirements, driving the colored semi-finished product panel to the lower part of a cutting machine by utilizing a traction system, cutting the colored semi-finished product panel into required specifications, and processing the semi-finished product panel by an extrusion die to obtain a radian panel B, wherein the traction system consists of a traction belt, a transmission shaft and a driving device, the output end of the driving device is connected with the transmission shaft, the traction belt is sleeved outside the transmission shaft, the driving direction of the cutting machine consists of a horizontal direction and a vertical direction, the horizontal direction consists of an X shaft and a Y shaft which are combined into an adjusting track, the vertical direction is used for adjusting the cutting angle of the cutting machine by a Z shaft, and radians with different shapes can be processed according to the appearance shape of the panel;
s3: opening air guide holes: the method comprises the following steps that limiting mechanisms are arranged on two sides of a radian panel B to fix the panel, a driving mechanism is utilized to drive a drill bit of a drilling machine to work, a plurality of 0.08cm air guide holes are formed in the radian panel B, a circle of dust absorption cotton is bonded on the inner wall of the outer side of each air guide hole, the air guide holes are irregular, the aperture of the air guide holes close to the inner end face of the radian panel is larger than the aperture of the air guide holes close to the outer end face of the radian panel, the thickness of the dust absorption cotton is 0.8cm, and the length of the dust absorption cotton is smaller than half of the length of the air guide holes;
s4: and (3) reprocessing: the inner wall of the air guide hole is firstly subjected to fine trimming and polishing treatment to remove burrs, and then the surface of the radian panel B is polished until the radian panel B is smooth;
s5: and (3) aluminum casting: setting the temperature of a resistance aluminum melting furnace to 600 ℃, firstly heating for 50min, then adding pure aluminum into the resistance aluminum melting furnace, completely melting the pure aluminum, placing the resistance aluminum melting furnace in a die-casting die to form a plurality of aluminum strips, cooling to normal temperature, and then fixing the aluminum strips on the side edge of a radian panel B with a smooth surface;
s6: assembling and dustproof treatment: a plurality of radian panels with aluminum strips are assembled together according to the automobile assembly requirements, and finally a dustproof net is installed at the air outlet position of the formed panel, so that the production process of the whole automobile air outlet panel is completed.
EXAMPLE III
The invention provides a production process of an automobile air outlet panel, which comprises the following steps:
s1: panel molding: adding plastic raw materials into a stirrer, uniformly mixing, adding a color master batch and a foaming agent, heating until the color master batch and the foaming agent are completely melted, continuously heating to 155 ℃, and performing extrusion molding through a hot runner, wherein the molded foaming length is 8cm, so as to obtain a semi-finished product A;
s2: primary processing: adding a semi-finished product A into a cooling solution, wherein the temperature of the cooling solution is 10 ℃, then conveying the cooling solution to a color ironing machine for coloring according to requirements, driving a colored semi-finished product panel to the lower part of a cutting machine by using a traction system, cutting the colored semi-finished product panel into required specifications, and processing the semi-finished product panel by using an extrusion die to obtain a radian panel B, wherein the traction system consists of a traction belt, a transmission shaft and a driving device, the output end of the driving device is connected with the transmission shaft, the traction belt is sleeved outside the transmission shaft, the driving direction of the cutting machine consists of a horizontal direction and a vertical direction, the horizontal direction consists of an X shaft and a Y shaft which are combined into an adjusting track, the vertical direction is used for adjusting the cutting angle of the cutting machine by a Z shaft, and radians with different shapes can be processed according to the appearance shape of the panel;
s3: opening air guide holes: the method comprises the following steps that limiting mechanisms are arranged on two sides of a radian panel B to fix the panel, a driving mechanism is utilized to drive a drill bit of a drilling machine to work, a plurality of 0.1cm air guide holes are formed in the radian panel B, a circle of dust absorption cotton is bonded on the inner wall of the outer side of each air guide hole, the air guide holes are irregular, the aperture of the air guide holes close to the inner end face of the radian panel is larger than the aperture of the air guide holes close to the outer end face of the radian panel, the thickness of the dust absorption cotton is 1cm, and the length of the dust absorption cotton is smaller than half of the length of the air guide holes;
s4: and (3) reprocessing: the inner wall of the air guide hole is firstly subjected to fine trimming and polishing treatment to remove burrs, and then the surface of the radian panel B is polished until the radian panel B is smooth;
s5: and (3) aluminum casting: setting the temperature of a resistance aluminum melting furnace to 700 ℃, firstly heating for 60min, then adding pure aluminum into the resistance aluminum melting furnace, completely melting the pure aluminum, placing the resistance aluminum melting furnace in a die-casting die to form a plurality of aluminum strips, cooling to normal temperature, and then fixing the aluminum strips on the side edge of a radian panel B with a smooth surface;
s6: assembling and dustproof treatment: a plurality of radian panels with aluminum strips are assembled together according to the automobile assembly requirements, and finally a dustproof net is installed at the air outlet position of the formed panel, so that the production process of the whole automobile air outlet panel is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The production process of the automobile air outlet panel is characterized by comprising the following steps of:
s1: panel molding: adding the plastic raw materials into a stirrer, uniformly mixing, adding the color master and the foaming agent, heating until the color master and the foaming agent are completely melted, continuously heating to 135-155 ℃, and performing extrusion molding through a hot runner to obtain a semi-finished product A;
s2: primary processing: adding the semi-finished product A into a cooling solution, then conveying the semi-finished product A to a color ironing machine for coloring according to requirements, driving a colored semi-finished product panel to the lower part of a cutting machine by using a traction system, cutting the panel into required specifications, and processing the semi-finished product panel through an extrusion die to obtain a radian panel B;
s3: opening air guide holes: limiting mechanisms are arranged on two sides of the radian panel B to fix the panel, a driving mechanism is utilized to drive a drill bit of the drilling machine to work, a plurality of air guide holes of 0.05-0.1cm are formed in the radian panel B, and a circle of dust collection cotton is bonded on the inner wall of the outer side of each air guide hole;
s4: and (3) reprocessing: the inner wall of the air guide hole is firstly subjected to fine trimming and polishing treatment to remove burrs, and then the surface of the radian panel B is polished until the radian panel B is smooth;
s5: and (3) aluminum casting: setting the temperature of the resistance aluminum melting furnace to 500-700 ℃, heating for 40-60min, adding pure aluminum into the resistance aluminum melting furnace, melting all the pure aluminum, placing the resistance aluminum melting furnace in a die-casting mold to form a plurality of aluminum strips, cooling to normal temperature, and fixing the aluminum strips on the side edge of the radian panel B with the smooth surface;
s6: assembling and dustproof treatment: a plurality of radian panels with aluminum strips are assembled together according to the automobile assembly requirements, and finally a dustproof net is installed at the air outlet position of the formed panel, so that the production process of the whole automobile air outlet panel is completed.
2. The process for producing an air outlet panel for an automobile as claimed in claim 1, wherein in S1, the panel is formed by: adding the plastic raw materials into a stirrer, uniformly mixing, adding the color master and the foaming agent, heating until the materials are completely melted, continuously heating to 140-150 ℃, and performing extrusion molding through a hot runner, wherein the molded foaming length is 6-8cm, so as to obtain a semi-finished product A.
3. The process for producing an air outlet panel for an automobile as claimed in claim 1, wherein the temperature of the cooling solution in S2 is 6-10 ℃.
4. The process for producing an air outlet panel of an automobile as claimed in claim 1, wherein in S2, the drawing system comprises a drawing belt, a transmission shaft and a driving device, wherein the output end of the driving device is connected to the transmission shaft, and the drawing belt is sleeved outside the transmission shaft.
5. The manufacturing process of the air outlet panel of the automobile as claimed in claim 1, wherein in S2, the driving direction of the cutter is composed of a horizontal direction and a vertical direction, wherein the horizontal direction is composed of an X axis and a Y axis to form the adjusting track, and the vertical direction is composed of a Z axis to adjust the cutting angle of the cutter.
6. The production process of the automobile air outlet panel according to claim 1, wherein in S3, the aperture of the air guide hole near the inner end face of the arc panel is larger than the aperture of the air guide hole near the outer end face of the arc panel.
7. The production process of the automobile air outlet panel according to claim 1, wherein the dust absorption cotton in the S3 is attached to the dust screen in the S6, the thickness of the dust absorption cotton is 0.5-1cm, and the length of the dust absorption cotton is less than half of the depth of the air guide hole.
8. The process for producing an air outlet panel for an automobile as claimed in claim 1, wherein in S5, the ratio of cast aluminum: setting the temperature of the resistance aluminum melting furnace to be 550-650 ℃, heating for 45-55min, adding pure aluminum into the resistance aluminum melting furnace, melting all the pure aluminum, placing the resistance aluminum melting furnace in a die-casting die to form a plurality of aluminum strips, cooling to normal temperature, and fixing the aluminum strips on the side edge of the radian panel B with the smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811177184.3A CN109203921B (en) | 2018-10-10 | 2018-10-10 | Production process of automobile air outlet panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811177184.3A CN109203921B (en) | 2018-10-10 | 2018-10-10 | Production process of automobile air outlet panel |
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| CN109203921A CN109203921A (en) | 2019-01-15 |
| CN109203921B true CN109203921B (en) | 2021-09-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112848845A (en) * | 2021-01-13 | 2021-05-28 | 滁州舜宇模具有限责任公司 | Vortex blade for air outlet of automobile air conditioner and processing technology thereof |
| CN114312242A (en) * | 2021-11-18 | 2022-04-12 | 埃维尔汽车部件(苏州)有限公司 | Efficient automobile air outlet panel assembling process |
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| JPS59118436A (en) * | 1982-12-25 | 1984-07-09 | Ikeda Bussan Co Ltd | Manufacture of interior trimming material |
| CN1134346A (en) * | 1994-11-09 | 1996-10-30 | 三井石油化学工业株式会社 | Automotive molded roof material and process for producing |
| CN101850624A (en) * | 2010-03-05 | 2010-10-06 | 徐文亚 | Method for preparing aluminium plastic sheet-imitation high molecular hard coiled material |
| CN105295181A (en) * | 2015-12-01 | 2016-02-03 | 芜湖豫新世通汽车空调有限公司 | Air outlet baffle for automobile air-conditioners and preparation method thereof |
| CN107322249A (en) * | 2017-09-03 | 2017-11-07 | 安徽天裕汽车零部件制造有限公司 | A kind of production technology of automobile ball head |
-
2018
- 2018-10-10 CN CN201811177184.3A patent/CN109203921B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59118436A (en) * | 1982-12-25 | 1984-07-09 | Ikeda Bussan Co Ltd | Manufacture of interior trimming material |
| CN1134346A (en) * | 1994-11-09 | 1996-10-30 | 三井石油化学工业株式会社 | Automotive molded roof material and process for producing |
| CN101850624A (en) * | 2010-03-05 | 2010-10-06 | 徐文亚 | Method for preparing aluminium plastic sheet-imitation high molecular hard coiled material |
| CN105295181A (en) * | 2015-12-01 | 2016-02-03 | 芜湖豫新世通汽车空调有限公司 | Air outlet baffle for automobile air-conditioners and preparation method thereof |
| CN107322249A (en) * | 2017-09-03 | 2017-11-07 | 安徽天裕汽车零部件制造有限公司 | A kind of production technology of automobile ball head |
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| CN109203921A (en) | 2019-01-15 |
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Application publication date: 20190115 Assignee: Ningbo Meijiu Auto Parts Technology Co.,Ltd. Assignor: NINGBO KELEI AUTO PARTS Co.,Ltd. Contract record no.: X2023980052446 Denomination of invention: Production process of a car air outlet panel Granted publication date: 20210928 License type: Common License Record date: 20231214 Application publication date: 20190115 Assignee: NINGBO NEW HUATAI PLASTICS ELECTRIC APPLIANCE Co.,Ltd. Assignor: NINGBO KELEI AUTO PARTS Co.,Ltd. Contract record no.: X2023980052445 Denomination of invention: Production process of a car air outlet panel Granted publication date: 20210928 License type: Common License Record date: 20231214 |