CN108748984A - A kind of car light parts and preparation method thereof - Google Patents
A kind of car light parts and preparation method thereof Download PDFInfo
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- CN108748984A CN108748984A CN201810605936.5A CN201810605936A CN108748984A CN 108748984 A CN108748984 A CN 108748984A CN 201810605936 A CN201810605936 A CN 201810605936A CN 108748984 A CN108748984 A CN 108748984A
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- car light
- product
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- light parts
- fining agent
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/64—Treatment of workpieces or articles after build-up by thermal means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The present invention provides a kind of car light parts and preparation method thereof, which includes the following steps：(A) it by the one of which in liquid polymer material, high molecular material solid powder, metal powder, is added jointly with cosolvent, fining agent and carries out 3D printing；(B) heating and temperature control is between 210-240 DEG C, and sinter molding to obtain the final product.The preparation method operating procedure of the present invention has carried out abundant simplification, it is easy to operate, by using the method for 3D printing, product is configured to a 3D unit by the principle successively piled up, it needs to make formed product by way of being heating and curing after structure, to obtain finished product, also pass through the method optimizing of addition solvent and fining agent product structure mechanical property and surface roughness in entire manufacturing process, so that product is not necessarily to the properties of product and appearance property that similar injection mold product can be realized in post-processing after printing, should be widely promoted application.
Description
Technical field
The present invention relates to the car light parts of automobile to manufacture manufacture field, in particular to a kind of car light parts and
Preparation method.
Background technology
Currently, more and more automobile lamps, in order to meet the specific demand of moulding needs and illumination mode, moulding becomes
Must be more art up, more and more use more art up design method.How by design in automobile conventional lights
It is realized in tool, meets the moulding demand of automobile lamp as far as possible, meet the requirement of client, have become a kind of moulding of prevalence
New trend.It can increase artistic feeling to a greater extent by moulding, improve consumption dynamics.
In the prior art, in order to make the car light parts that moulding is changeable, more art up, traditional realization method is should
Parts product must satisfy the requirement of product mass production, and meet mold requirement, meets piece surface processing requirement, meets zero
The requirement of part heatproof, meets accessory appearance requirement, is realized in a manner of the injection molding of preferably mating mold or ram extrusion.But this
Kind conventional process mode, the opening period of mould product is long, the mold design and opening period of a large mold product
It generally requires to realize more than 100 days or so, the moulding of part can not also accomplish changeable feature, this traditional mold
Realization method need to be confined to the analysis of mold feasibility, and this product may be due to the office of mold to realize certain moulding
Limit causes product need to be split as to multiple parts to be synthesized to again together, not only increases product cost, also adds Product Assembly
The difficulty of technique itself seriously reduces the reliability of product.Therefore, the mode of production of these traditional car light parts is serious
Affect us and product obtained fast, deformation is small, fixed accurate, the excellent basic demand of performance.
In view of this, special propose the present invention.
Invention content
The first object of the present invention is to provide a kind of preparation method of car light parts, which avoids use
The mode of mold injection or ram extrusion is manufactured, and operating procedure has carried out abundant simplification, easy to operate, by using 3D
Product is configured to a 3D unit, is needed by way of being heating and curing after structure by the method for printing, the principle successively piled up
Make formed product, to obtain finished product, passes through the method optimizing of addition solvent and fining agent product knot in entire manufacturing process
Structure mechanical property and surface roughness so that product is not necessarily to the production that similar injection mold product can be realized in post-processing after printing
Moral character energy and appearance property, enormously simplify operating process, improve operating efficiency, should be widely promoted and are applied.
The second object of the present invention is to provide the car light parts that the preparation method of above-mentioned car light parts is prepared,
After the car light parts are manufactured by using specific 3D printing method, the performance of product is promoted, high resolution, product
Surface roughness makes moderate progress, the smooth no harsh feeling in surface, and it is changeable to contemporary moulding fully to meet people, more art up
The pursuit of car light tool.
In order to realize that the above-mentioned purpose of the present invention, spy use following technical scheme：
The present invention provides a kind of preparation methods of car light parts, include the following steps：
(A) by the one of which in liquid polymer material, high molecular material solid powder, metal powder, with cosolvent,
Fining agent adds jointly carries out 3D printing；
(B) print temperature control is between 210-240 DEG C, and sinter molding to obtain the final product.
Current era can no longer meet if only realizing mass production by simple mould profile and need vehicle light shape
The product of the specific demand of powerful and unconstrained style, mold manufacturing has seriously affected the changeability of appearance, often leads to mold note
Modeling is difficult, can not implement, therefore how to meet the needs of client so that special formed realization becomes more to be easy, appearance
Better, data processing method is simpler, just increasingly causes the extensive concern of people.
The present invention solves the technical problems existing in the prior art by using the mode of 3D printing, is beaten by using 3D
Product is configured to a 3D unit, needs to make by way of being heating and curing after structure by the method for print, the principle successively piled up
Formed product is obtained, to obtain finished product, passes through the method optimizing for adding solvent and fining agent product structure in entire manufacturing process
Mechanical property and surface roughness so that product is not necessarily to the product that similar injection mold product can be realized in post-processing after printing
Performance and appearance property, enormously simplify operating process, improve operating efficiency, should be widely promoted and are applied.
In above-mentioned raw materials, the selection of liquid polymer material, high molecular material solid powder, metal powder these three major ingredients
It is to be determined according to the concrete property for the car light parts to be manufactured, raw material is selected according to actual conditions, it can be with
Any one for selecting in liquid material, solid powder, metal powder is manufactured as major ingredient.
Preferably, in the step (A), the dosage of the cosolvent is in 10wt% hereinafter, the dosage of the fining agent exists
5wt% is hereinafter, surplus is the one of which in liquid polymer material, high molecular material solid powder, metal powder.
Preferably, the dosage of the cosolvent is in 1-7wt%, and the dosage of the fining agent is in 1-4wt%.
Preferably, in the step (A), the metal powder includes Al alloy powder, titanium alloy powder, magnesium alloy powder
End, the mixing of one or more of copper-base alloy powder.
Preferably, in the step (A), the high molecular material in liquid polymer material, high molecular material solid powder
Include the mixing of one or more of polyurethane material, polyamide polymer, polyester material.
Preferably, in the step (A), the cosolvent includes sodium benzoate, sodium salicylate, p-aminobenzoic acid, urine
The mixing of one or more of element, niacinamide, acetamide.
Preferably, in the step (A), the fining agent includes titanium boron fining agent, aluminium titanium boron block, salt fining agent, sodium
One of which in alterant.
Preferably, the printable layer thickness control in print procedure is in 0.08mm or less.
The present invention also provides a kind of car light parts that the preparation method using above-mentioned car light parts is prepared, should
Car light parts may include lens, lamp body, decorative circle inside car light, speculum, mounting bracket, match in optics, light guide, heavy wall note
One of which in plastic.
The car light parts surface roughness being prepared by above-mentioned preparation method makes moderate progress, and surface is smooth without coarse
Sense fully meets the pursuit that people are changeable to contemporary moulding, and more art up car light has.
Preferably, the resolution ratio of the car light parts is in 1200dpi or more.
Compared with prior art, beneficial effects of the present invention are：
(1) the preparation method operating procedure of car light parts of the invention has carried out abundant simplification, easy to operate, by adopting
With the method for 3D printing, product is configured to a 3D unit by the principle successively piled up, and is needed after structure by being heating and curing
Mode makes formed product, to obtain finished product；
(2) the above-mentioned preparation method operating procedure of the present invention is simple, and operating condition is mild, passes through addition in entire manufacturing process
The method optimizing of solvent and fining agent product structure mechanical property and surface roughness so that after product is not necessarily to after printing
The properties of product and appearance property of similar injection mold product can be realized in reason, enormously simplify operating process, improve operation
Efficiency should be widely promoted and be applied；
(3) after the car light parts that the present invention is prepared are manufactured by using specific 3D printing method, the property of product
It can be promoted, high resolution, the surface roughness of product makes moderate progress, and the smooth no harsh feeling in surface fully meets people
It is changeable to contemporary moulding, the pursuit of more art up car light tool.
Specific implementation mode
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.It is not specified in embodiment specific
Condition person carries out according to conventional conditions or manufacturer's recommended conditions.Reagents or instruments used without specified manufacturer is
The conventional products that can be obtained by commercially available purchase.
The present invention provides a kind of preparation methods of car light parts, include the following steps：
(A) by the one of which in liquid polymer material, high molecular material solid powder, metal powder, with cosolvent,
Fining agent adds jointly carries out 3D printing；
(B) print temperature control is between 210-240 DEG C, and sinter molding to obtain the final product.
The present invention solves the technical problems existing in the prior art by using the mode of 3D printing, is beaten by using 3D
Product is configured to a 3D unit, needs to make by way of being heating and curing after structure by the method for print, the principle successively piled up
Formed product is obtained, to obtain finished product, passes through the method optimizing for adding solvent and fining agent product structure in entire manufacturing process
Mechanical property and surface roughness so that product is not necessarily to the product that similar injection mold product can be realized in post-processing after printing
Performance and appearance property, enormously simplify operating process, improve operating efficiency, should be widely promoted and are applied.
In above-mentioned raw materials, the selection of liquid polymer material, high molecular material solid powder, metal powder these three major ingredients
It is to be determined according to the concrete property for the car light parts to be manufactured, raw material is selected according to actual conditions, it can be with
The one of which in liquid material, solid powder, metal powder is selected to be manufactured as major ingredient.
In raw material, cosolvent, which is filled primarily with, is needing molding material area, and the material molecule gap of powder type is filled out
Charge it is whole, then thermal energy control heating by way of so that the cured region material of needs is bonded together, formed solid-state connect
Continuous part, fining agent are then to be printed upon the surface for having completed solidification part for spraying, the higher portion of filling surface roughness
Point, optimize the roughness of product itself, improves Product Precision.
Preferably, in the step (A), the dosage of the cosolvent is in 10wt% hereinafter, the dosage of the fining agent exists
5wt% is hereinafter, surplus is the one of which in liquid polymer material, high molecular material solid powder, metal powder.
Preferably, the dosage of the cosolvent is in 1-7wt%, and for the dosage of the fining agent in 1-4wt%, remaining is liquid
One of which in high molecular material, high molecular material solid powder, metal powder.
The dosage of the cosolvent of the present invention can also be 2wt%, 3wt%, 4wt% etc., and the dosage of fining agent can also be
1.5wt%, 2.5wt%, 3.5wt% etc..
The proportioning of the cosolvent and fining agent that are added can be adjusted according to actual conditions, but dosage cannot be too high,
Otherwise the performance for the car light parts that actual fabrication obtains can be influenced.
Preferably, in the step (A), the metal powder includes Al alloy powder, titanium alloy powder, magnesium alloy powder
End, the mixing of one or more of copper-base alloy powder.When specifically being prepared, temperature tolerance general control is in 200-
Between 400 DEG C, layer thickness control is between 0.02-0.1mm ranges.
Preferably, in the step (A), the high molecular material in liquid polymer material, high molecular material solid powder
Include the mixing of one or more of polyurethane material, polyamide polymer, polyester material.
The concrete type of high molecular material is there is no concrete restriction, such as common engineering plastic materials, PC, PMMA,
ABS, PC+ABS, PBT class mixing material, the mixing materials such as PA6, PC class mixing materials, PP class mixing materials, LCP class mixing materials
Material, makrolon, polypropylene, organic glass etc..
Preferably, in the step (A), the cosolvent includes sodium benzoate, sodium salicylate, p-aminobenzoic acid, urine
The mixing of one or more of element, niacinamide, acetamide.
Preferably, in the step (A), the fining agent includes titanium boron fining agent, aluminium titanium boron block, salt fining agent, sodium
One of which in alterant.
Preferably, the printable layer thickness control in print procedure in 0.08mm hereinafter, with improve printing quality.
In actual mechanical process, carry out piling up molding by laser sintered mode, laser temperature needs to control in 210-
Between 240 DEG C, excessively high temperature can make product is burnt can not be shaped to effective product, and crossing low temperature then leads to formed product not
Good, there are mutability features, therefore during 3D printing, need to control suitable operation temperature.
The present invention also provides a kind of car light parts that the preparation method using above-mentioned car light parts is prepared, should
Car light parts may include lens, lamp body, decorative circle inside car light, speculum, mounting bracket, match in optics, light guide, heavy wall note
One of which in plastic.
The car light parts surface roughness that the preparation method is prepared makes moderate progress, and the smooth no harsh feeling in surface fills
Divide the pursuit for meeting that contemporary moulding is changeable, and more art up car light has.
Preferably, the resolution ratio of the car light parts is in 1200dpi or more, high resolution, and clarity is good.
As long as car light parts may be used preparation method of the invention and be prepared in fact, such as common automobile
Interior exterior trim car light part, in addition to the above-mentioned car light parts enumerated, other install zero that fixed available mold injection is realized
The preparation method of the present invention can also be used in part.
Such as commonly can by be surface-treated realize parts, including surface treatment mode be to aluminize, plating
Chromium, spray painting, dura mater, anti-fog coating, laser engraving, thermoprint etc. may be used at the technique on lamps and lanterns, can be using the present invention
It is realized on part prepared by preparation method.
The solution of the present invention is further described below by specific embodiment：
Embodiment 1
Lens, lamp body, decorative circle inside car light, speculum, mounting bracket are matched in optics, light guide, in heavy wall moulding
The preparation method of any one is as follows：
1) liquid nylon material is placed in 3D printing machine, passes through the importing of digital-to-analogue so that machine is according to digital-to-analogue shape
State prints 3D products；
2) it carries out piling up molding, laser temperature 210- by laser sintered mode in liquid nylon material print procedure
It between 240 DEG C, is heating and curing so that formed product, while adding cosolvent sodium benzoate, fining agent aluminium titanium boron block is to optimize production
Product structural mechanical property and surface roughness；
3) after sinter molding, obtained lens product after testing surface roughness in 0.01mm hereinafter, resolution ratio reaches
1200dpi or more, tensile strength is in 15MPa or more.
Embodiment 2
Lens, lamp body, decorative circle inside car light, speculum, the preparation method of any one in mounting bracket are as follows：
1) Al alloy powder is placed in 3D printing machine, passes through the importing of digital-to-analogue so that machine is according to digital-to-analogue state
Print 3D products；
2) it carries out piling up molding, laser temperature 210- by laser sintered mode in Al alloy powder print procedure
Between 240 DEG C, it is heating and curing so that formed product, while adding cosolvent sodium salicylate, salt fining agent is to optimize product knot
Structure mechanical property and surface roughness, wherein in the quality proportioning of each component, by percentage to the quality, Al alloy powder accounts for
85wt%, sodium salicylate account for 10wt%, and salt fining agent accounts for 5wt%；
3) after sinter molding, obtained mounting bracket product after testing surface roughness in 0.02mm hereinafter, resolution ratio reaches
To 1200dpi or more, tensile strength is in 15MPa or more.
Embodiment 3
Lens, lamp body, decorative circle inside car light, speculum, the preparation method of any one in mounting bracket are as follows：
1) PP material solid powder is placed in 3D printing machine, passes through the importing of digital-to-analogue so that machine is according to digital-to-analogue
State prints 3D products；
2) it carries out piling up molding by laser sintered mode in PP material solids powder print procedure, laser temperature is
Between 210-240 DEG C, be heating and curing so that formed product, while adding cosolvent sodium salicylate, niacinamide, salt fining agent with
Mechanical property of optimizing product structure and surface roughness, wherein in the quality proportioning of each component, by percentage to the quality, PP materials
Material solid powder accounts for 91wt%, and sodium salicylate, niacinamide account for 5wt% altogether, and salt fining agent accounts for 4wt%；
3) after sinter molding, obtained speculum product after testing surface roughness in 0.01mm hereinafter, resolution ratio reaches
1300dpi or more, tensile strength is in 16MPa or more.
Embodiment 4
Lens, lamp body, decorative circle inside car light, speculum, the preparation method of any one in mounting bracket are as follows：
1) PP material solid powder is placed in 3D printing machine, passes through the importing of digital-to-analogue so that machine is according to digital-to-analogue
State prints 3D products；
2) it carries out piling up molding by laser sintered mode in PP material solids powder print procedure, laser temperature is
Between 210-240 DEG C, it is heating and curing so that formed product, while adding cosolvent sodium salicylate, p-aminobenzoic acid, aluminium titanium boron
Block fining agent is with mechanical property and the surface roughness of optimizing product structure, wherein in the quality proportioning of each component, with quality hundred
Divide than meter, PP material solid powder accounts for 91wt%, and sodium salicylate, p-aminobenzoic acid account for 2wt% altogether, and aluminium titanium boron block fining agent accounts for
7wt%；
3) after sinter molding, obtained speculum product after testing surface roughness in 0.01mm hereinafter, resolution ratio reaches
1300dpi or more, tensile strength is in 16MPa or more.
Embodiment 5
Other operating procedures and embodiment 4 are consistent, and only PP material solids powder accounts for 91wt%, sodium salicylate, to amino
Benzoic acid accounts for 1wt% altogether, and aluminium titanium boron block fining agent accounts for 8wt%, and surface roughness exists obtained speculum product after testing
0.01mm is hereinafter, resolution ratio reaches 1300dpi or more, and tensile strength is in 16MPa or more.
Comparative example 1
The mode of traditional moulds injection molding produces lens, and the lens product surface roughness obtained afterwards after testing exists
0.05mm-0.06mm, resolution ratio 1000dpi, tensile strength is in 10MPa-13MPa.
The vehicle that preparation method using the present invention is prepared is can be seen that from the preparation method of above-mentioned car light parts
For lamp parts other than method itself is easy to operate, the various aspects of performance of obtained car light parts is also more excellent.
Although illustrate and describing the present invention with specific embodiment, it will be appreciated that without departing substantially from the present invention's
Many other change and modification can be made in the case of spirit and scope.It is, therefore, intended that in the following claims
Including belonging to all such changes and modifications in the scope of the invention.
Claims (10)
1. a kind of preparation method of car light parts, which is characterized in that include the following steps：
(A) by the one of which in liquid polymer material, high molecular material solid powder, metal powder, with cosolvent, refinement
Agent is added jointly carries out 3D printing；
(B) print temperature control is between 210-240 DEG C, and sinter molding to obtain the final product.
2. the preparation method of car light parts according to claim 1, which is characterized in that described to help in the step (A)
The dosage of solvent is controlled in 10wt% hereinafter, the dosage of the fining agent is controlled in 5wt% hereinafter, surplus is Liquid polymeric material
One of which in material, high molecular material solid powder, metal powder.
3. the preparation method of car light parts according to claim 2, which is characterized in that the dosage of the cosolvent controls
It is controlled in 1-4wt% in the dosage of 1-7wt%, the fining agent.
4. according to the preparation method of claim 1-3 any one of them car light parts, which is characterized in that the step (A)
In, the metal powder includes Al alloy powder, titanium alloy powder, magnesium alloy powder, one kind or several in copper-base alloy powder
The mixing of kind.
5. according to the preparation method of claim 1-3 any one of them car light parts, which is characterized in that the step (A)
In, the high molecular material in liquid polymer material, high molecular material solid powder includes polyurethane material, polyamide-based material
The mixing of one or more of material, polyester material.
6. according to the preparation method of claim 1-3 any one of them car light parts, which is characterized in that the step (A)
In, the cosolvent include one kind in sodium benzoate, sodium salicylate, p-aminobenzoic acid, urea, niacinamide, acetamide or
Several mixing.
7. according to the preparation method of claim 1-3 any one of them car light parts, which is characterized in that the step (A)
In, the fining agent includes the one of which in titanium boron fining agent, aluminium titanium boron block, salt fining agent, sodium alterant.
8. the preparation method of car light parts according to claim 1, which is characterized in that the printing thickness in print procedure
Degree control is in 0.08mm or less.
9. the car light parts that the preparation method of claim 1-8 any one of them car light parts is prepared；
Preferably, the car light parts include lens, lamp body, decorative circle inside car light, speculum, mounting bracket, in optics
Match, light guide, the one of which in heavy wall moulding.
10. car light parts according to claim 9, which is characterized in that the resolution ratio of the car light parts exists
1200dpi or more.
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| CN201810605936.5A CN108748984B (en) | 2018-06-13 | 2018-06-13 | Vehicle lamp part and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810605936.5A CN108748984B (en) | 2018-06-13 | 2018-06-13 | Vehicle lamp part and preparation method thereof |
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| CN108748984B CN108748984B (en) | 2020-10-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387967A (en) * | 2019-08-12 | 2021-02-23 | 大众汽车股份公司 | 3D printing method, 3D printing manufacturing equipment and object manufactured by using same |
| CN112570706A (en) * | 2020-12-03 | 2021-03-30 | 山东大学 | Aluminum alloy powder, preparation method and application of aluminum alloy powder in laser additive manufacturing |
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