CN106676585B - Car light light-strip mould making method - Google Patents
Car light light-strip mould making method Download PDFInfo
- Publication number
- CN106676585B CN106676585B CN201611246583.1A CN201611246583A CN106676585B CN 106676585 B CN106676585 B CN 106676585B CN 201611246583 A CN201611246583 A CN 201611246583A CN 106676585 B CN106676585 B CN 106676585B
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- CN
- China
- Prior art keywords
- light
- electroforming
- rack
- strip
- stick
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Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/10—Moulds; Masks; Masterforms
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
Abstract
A kind of car light light-strip mould making method, step 1, the cross-sectional shape for making light-strip tooth electroformed mould are trapezoidal electroforming rack stick；Step 2 makes the light-strip tooth electroforming die body equipped with rack stick locating slot of light-strip tooth electroformed mould；Step 3, electroforming rack stick is adjacent to arrangement, and the first inclined-plane of each electroforming rack stick is high-end positioned at the same side of electroforming rack stick, end where second inclined-plane of electroforming rack stick is inlaid in rack stick locating slot, and the angle d between the first inclined-plane of an electroforming rack stick and the adjacent side of adjacent electroforming rack stick is equal with the addendum angle a of light-strip tooth；Step 4, electroforming replicate the rack module of light-strip mold；Step 5, by the packaged completion light-strip Mold Making in light-strip mold of rack die.The car light light-strip mould making method keeps the gullet surface roughness of light-strip tooth mold preferable, and tooth socket base angle does not have knuckle.
Description
Technical field
The present invention relates to car light light-strip manufacturing field, especially a kind of car light light-strip mould making method.
Background technology
Light-strip tooth is arranged on the light-strip of car light；The optical requirement of light-strip tooth is high, and the surface of light-strip tooth is thick
Rugosity, addendum angle a, the precision of beginning angle b and ending corner c are very big on the influence of the luminous reflectanc of light-strip tooth；Chinese patent Shen
Please number：The disclosure of the invention of CN201610070753.9 a kind of car light light guide tooth processing method and its process tool, the vehicle
Lamp is back-off peviform with light guide tooth process tool, and peviform bottom surface is plane, is tool sharpening face, and peviform bottom surface periphery forms cutter
The spline-simulating of machined surface arranges cutting edge, touch the flank of tooth of car light light guide tooth when for processing with the plane cutting edge of cutter, back and forth
Milling, middle part form the hole for being inserted into drive shaft, and the point of a knife angle for being formed in peviform bottom surface periphery in tool sharpening face is 20
~25 degree, the tip angles R 0.05-0.08.Light guide tooth, that is, light-strip tooth；Light-strip tooth is directly processed with cutter, when tool wear
Finishing trouble influences production efficiency, and production efficiency can be improved using mold manufacturing light-strip tooth；The addendum angle a of light-strip tooth is by leading
The base angle for the tooth socket that striation molding die is equipped with is formed；When traditional light-strip molding die makes, formed light conductive tooth it is more
A continuous tooth socket is made by mechanical processing, and there are gullet surface roughness is poor, tooth socket base angle has and influences light-strip tooth
The deficiency of the knuckle of luminous reflectanc；Therefore, it is preferable to design a kind of gullet surface roughness, and tooth socket base angle does not have transition
The car light of fillet light-strip mould making method, becomes urgent problem to be solved.
Invention content
When the purpose of the invention is to overcome current light-strip molding die to make, multiple companies of formed light conductive tooth
Continuous tooth socket is made by mechanical processing, and there are gullet surface roughness is poor, tooth socket base angle has the light for influencing light-strip tooth anti-
The deficiency for penetrating the knuckle of ability, it is preferable to provide a kind of gullet surface roughness, and tooth socket base angle does not have the vehicle of knuckle
Lamp light-strip mould making method.
The specific technical solution of the present invention is：
A kind of car light light-strip mould making method, step 1, the cross-sectional shape for making light-strip tooth electroformed mould are
Trapezoidal electroforming rack stick；Step 2 makes the light-strip tooth electroformed mould equipped with rack stick locating slot of light-strip tooth electroformed mould
Body；Electroforming rack stick is adjacent to arrangement by step 3, and the high-end of the first inclined-plane of each electroforming rack stick is located at electroforming rack stick
The same side, end where second inclined-plane of electroforming rack stick is inlaid in rack stick locating slot, the of electroforming rack stick
Angle d between one inclined-plane and the adjacent side of adjacent electroforming rack stick is equal with the addendum angle a of light-strip tooth；Step
Four, electroforming replicates the rack module of light-strip mold；Step 5, by the packaged completion light-strip mould in light-strip mold of rack die
Tool makes.Electroforming is that certain complicated or special shape workpiece special processs are accurately replicated using the electrowinning principle of metal
Method；The basic principle of electroforming be using in advance by former mould made of required shape as cathode, use electroforming material as anode, one
With being put into metal salt solution identical with anode material, direct current is passed to；Under electrolysis, master surface gradually deposits
Metal plating layer takes out after reaching required thickness from solution, and electroformed layer is detached with former mould, is just obtained and original mould shape phase
Corresponding metal duplicate.Car light light-strip mould making method individually divides electroforming rack stick processed, by multiple electroforming rack sticks
It is adjacent to arrangement and makes light-strip tooth electroformed mould, will process multiple continuous tooth sockets and be changed to processing cross-sectional shape is right-angled trapezium
Electroforming rack stick, electroforming rack stick high precision machining and the inclined-plane of an electroforming rack stick and an adjacent electroforming tooth can be reached
Requirement equal with the addendum angle a of light-strip tooth angle d between the adjacent side of bar, and angle d is without knuckle, to
Make the base angle of the tooth socket of the rack module of the light-strip tooth mold of electroforming duplication without knuckle.Car light light-strip mold system
Keep the gullet surface roughness of light-strip tooth mold preferable as method, and tooth socket base angle does not have knuckle.
Preferably, electroforming rack stick after being machined through at least one of grinding and polishing by being made in the step one.
Electroforming rack stick can improve dimensional accuracy and surface quality by grinding and polishing after being machined.
Preferably, the electroforming rack stick is made by being machined tetra- grinding and polishings of Hou Jing；First of grinding is thrown
Grinding stone used in light is 60 mesh；Grinding stone used in second grinding and polishing is 1000 mesh；Grinding stone used in third road grinding and polishing is 3000
Mesh；Grinding stone used in 4th grinding and polishing is 8000 mesh；The surface roughness Ra of electroforming rack stick after the completion of grinding and polishing≤
0.03 um.Electroforming rack stick makes the um of surface roughness Ra≤0.03 by being machined tetra- grinding and polishings of Hou Jing, ensure that and leads
The surface roughness of the gullet surface of the rack module of striation tooth mold reaches requirement.
Preferably, the angle between the electroforming rack stick two adjacent surfaces is controlled by sine magnetic table；Electroforming rack stick
Angle precision between two adjacent surfaces is ± 0.01 degree.Sine magnetic table is a kind of magnetic force suction adjusting angle according to sine formula
Disk, the type magnetic suction disc degree of regulation are high；Angle between electroforming rack stick two adjacent surfaces is controlled by sine magnetic table, can be into one
Step improves the machining accuracy of electroforming rack stick.
Preferably, the material of the electroforming rack stick is stainless steel 420J.Processing performance is good, enables electroforming rack stick
Reach requirement.
Compared with prior art, the beneficial effects of the invention are as follows：The car light light-strip mould making method makes light-strip
The gullet surface roughness of tooth mold is preferable, and tooth socket base angle does not have knuckle.Electroforming rack stick after being machined by grinding
Polishing, can improve dimensional accuracy and surface quality.Electroforming rack stick makes rough surface by being machined tetra- grinding and polishings of Hou Jing
The um of Ra≤0.03 are spent, ensure that the surface roughness of the gullet surface of the rack module of light-strip tooth mold reaches requirement.Electroforming
Angle between rack stick two adjacent surfaces is controlled by sine magnetic table, can further increase the machining accuracy of electroforming rack stick.Electroforming
The material of rack stick is stainless steel 420J, and processing performance is good, and electroforming rack stick is enable to reach requirement.
Description of the drawings
Fig. 1 is the structural schematic diagram of light-strip tooth electroformed mould；
Fig. 2 is the structural schematic diagram of electroforming rack stick；
Fig. 3 is the structural schematic diagram of light-strip mold；
Fig. 4 is the cross-sectional view of guide-lighting rack.
In figure：Light-strip tooth electroformed mould 1, electroforming rack stick 2, light-strip tooth 3, rack stick locating slot 4, light-strip tooth electroforming
Die body 5, light-strip mold 6, rack module 7.
Specific implementation mode
The present invention is described further shown in below in conjunction with the accompanying drawings.
As shown in attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4：A kind of car light light-strip mould making method, step 1, system
The cross-sectional shape for making light-strip tooth electroformed mould 1 is trapezoidal electroforming rack stick 2；Step 2 makes light-strip tooth electroformed mould
Light-strip tooth electroforming die body 5 equipped with rack stick locating slot 4；Electroforming rack stick is adjacent to arrangement, and each electroforming tooth by step 3
The high-end end where the same side of electroforming rack stick, second inclined-plane of electroforming rack stick on the first inclined-plane of bar is inlaid in
In rack stick locating slot, the folder between the first inclined-plane and the adjacent side of adjacent electroforming rack stick of an electroforming rack stick
Angle d is equal with the addendum angle a of light-strip tooth, the acute angle e of the first beveled end of electroforming rack stick and the addendum angle a phases of light-strip tooth
Deng；Step 4, electroforming replicate the rack module 7 of light-strip mold 6；Step 5, by rack die it is packaged in light-strip mold it is complete
At light-strip Mold Making.
Electroforming rack stick after being machined through at least one of grinding and polishing by being made in the step one.
The electroforming rack stick is made by being machined tetra- grinding and polishings of Hou Jing；Grinding stone used in first of grinding and polishing
For 60 mesh；Grinding stone used in second grinding and polishing is 1000 mesh；Grinding stone used in third road grinding and polishing is 3000 mesh；4th grinds
Grinding stone used in grinding and polishing light is 8000 mesh；The um of the surface roughness Ra of electroforming rack stick after the completion of grinding and polishing≤0.03.
Angle between the electroforming rack stick two adjacent surfaces is controlled by sine magnetic table；Electroforming rack stick two adjacent surfaces it
Between angle precision be ± 0.01 degree.
The material of the electroforming rack stick is stainless steel 420J.
Car light is with the advantageous effect of light-strip mould making method：The car light light-strip mould making method makes leaded light
The gullet surface roughness of bar tooth mold is preferable, and tooth socket base angle does not have knuckle.Electroforming rack stick after being machined by grinding
Grinding and polishing light can improve dimensional accuracy and surface quality.Electroforming rack stick keeps surface thick by being machined tetra- grinding and polishings of Hou Jing
The um of rugosity Ra≤0.03 ensure that the surface roughness of the gullet surface of the rack module of light-strip tooth mold reaches requirement.Electricity
Angle between casting rack stick two adjacent surfaces is controlled by sine magnetic table, can further increase the machining accuracy of electroforming rack stick.Electricity
The material for casting rack stick is stainless steel 420J, and processing performance is good, and electroforming rack stick is enable to reach requirement.
The present invention can be changed apparent to one skilled in the art for various ways, and such change is not considered as
It departs from the scope of the present invention.The technical staff in the field is obviously changed as all, is included within this right
Within the scope of it is required that.
Claims (5)
1. a kind of car light light-strip mould making method, characterized in that step 1 makes the cross section of light-strip tooth electroformed mould
Shape is trapezoidal electroforming rack stick；Step 2 makes the light-strip tooth equipped with rack stick locating slot of light-strip tooth electroformed mould
Electroforming die body；Electroforming rack stick is adjacent to arrangement by step 3, and the high-end of the first inclined-plane of each electroforming rack stick is located at electroforming
The same side of rack stick, end where second inclined-plane of electroforming rack stick are inlaid in rack stick locating slot, an electroforming rack
Angle d between first inclined-plane of stick and the adjacent side of adjacent electroforming rack stick is equal with the addendum angle a of light-strip tooth；
Step 4, electroforming replicate the rack module of light-strip mold；Step 5, the packaged completion in light-strip mold of rack die is guide-lighting
Mold Making.
2. car light according to claim 1 light-strip mould making method, it is characterized in that：Electroforming in the step one
Rack stick after being machined through at least one of grinding and polishing by being made.
3. car light according to claim 2 light-strip mould making method, it is characterized in that：The electroforming rack stick by
Mechanical processing tetra- grinding and polishings of Hou Jing are made；Grinding stone used in first of grinding and polishing is 60 mesh；Used in second grinding and polishing
Grinding stone is 1000 mesh；Grinding stone used in third road grinding and polishing is 3000 mesh；Grinding stone used in 4th grinding and polishing is 8000 mesh；It grinds
The um of the surface roughness Ra of electroforming rack stick after the completion of grinding and polishing light≤0.03.
4. car light according to claim 2 light-strip mould making method, it is characterized in that：The electroforming rack stick phase
Angle between adjacent two sides is controlled by sine magnetic table；Angle precision between electroforming rack stick two adjacent surfaces is ± 0.01 degree.
5. the car light light-strip mould making method according to Claims 2 or 3 or 4, it is characterized in that：The electroforming tooth
The material of bar is stainless steel 420J.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246583.1A CN106676585B (en) | 2016-12-29 | 2016-12-29 | Car light light-strip mould making method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246583.1A CN106676585B (en) | 2016-12-29 | 2016-12-29 | Car light light-strip mould making method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106676585A CN106676585A (en) | 2017-05-17 |
| CN106676585B true CN106676585B (en) | 2018-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611246583.1A Active CN106676585B (en) | 2016-12-29 | 2016-12-29 | Car light light-strip mould making method |
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| CN (1) | CN106676585B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111804962B (en) * | 2020-07-08 | 2021-04-06 | 台州市黄岩宏特精工模具有限公司 | High-precision highlight die machining process |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4317953A1 (en) * | 1993-05-28 | 1994-12-01 | Siemens Ag | Process for the production of guide elements for optical fibers |
| JP2004263269A (en) * | 2003-03-04 | 2004-09-24 | Citizen Watch Co Ltd | Method of producing fine surface molding |
| CN203994441U (en) * | 2014-03-05 | 2014-12-10 | 南通市冠东模塑科技有限公司 | A kind of single injection-molded LGP |
| CN105437424A (en) * | 2014-09-29 | 2016-03-30 | 魏晶哲 | Mold insert assembly device |
| CN104368948B (en) * | 2014-10-16 | 2016-10-12 | 江苏文光模具技术有限公司 | Geometry reflector element processing method in a kind of automobile tail light LED light-strip mould |
| CN204725719U (en) * | 2015-02-06 | 2015-10-28 | 上海小糸车灯有限公司 | A kind of light-strip mould insert structure without the need to latch segment |
| CN105499675B (en) * | 2016-02-01 | 2018-10-30 | 上海小糸车灯有限公司 | A kind of car light light guide tooth processing method and its process tool |
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Effective date of registration: 20201217 Address after: 241000 Fansheng Economic Development Zone, Wuhu City, Anhui Province Patentee after: Wuhu Keguang Photoelectric Technology Co.,Ltd. Address before: 315400 Building 5, No.20 Xingye Road, Yangming Industrial Park, Yuyao City, Ningbo City, Zhejiang Province Patentee before: YUYAO K-LITE PLASTIC PRODUCTS Co.,Ltd. |
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Address after: 241000 Anhui Wuhu Fanchang Economic Development Zone Patentee after: Wuhu Keguang Photoelectric Technology Co.,Ltd. Address before: 241000 Fansheng Economic Development Zone, Wuhu City, Anhui Province Patentee before: Wuhu Keguang Photoelectric Technology Co.,Ltd. |