CN106694969B - Headlight for vehicles lampshade mould light method for processing surface - Google Patents
Headlight for vehicles lampshade mould light method for processing surface Download PDFInfo
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- CN106694969B CN106694969B CN201710123030.5A CN201710123030A CN106694969B CN 106694969 B CN106694969 B CN 106694969B CN 201710123030 A CN201710123030 A CN 201710123030A CN 106694969 B CN106694969 B CN 106694969B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M173/00—Lubricating compositions containing more than 10% water
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/08—Amides
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
- C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/047—Thioderivatives not containing metallic elements
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/16—Antiseptic; (micro) biocidal or bactericidal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/18—Anti-foaming property
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/20—Metal working
- C10N2040/22—Metal working with essential removal of material, e.g. cutting, grinding or drilling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Headlight for vehicles lampshade mould light method for processing surface, comprising the following steps: 1., roughing: taking two pieces of mould materials, carries out roughing respectively to two blocks of mould material using single shaft digital-controlled milling, obtains the cavity block just first base of base and type core insert；2., finishing: the wet look of base at the beginning of base at the beginning of cavity block and type core insert is finished using high-speed numeric control milling, during processing cavity insert, intermittent atomized spray is carried out to cavity block using cutting fluid；During processing type core insert, cavity block is directly sprayed using cutting fluid, obtains cavity block and type core insert.This programme is cooperated using cutting fluid and process equipment high speed rotation, is carried out reheating to mould material in high temperature and cooling conversion process, is improved mould material hardness and finish, be not necessarily to polishing treatment, can obtain product wet look.
Description
Technical field
The present invention relates to a kind of headlight for vehicles lampshade mould light method for processing surface, belong to injection mold field.
Background technique
The type core and type chamber wet look (surface) of orthodox car headlight lampshade mould are using manual polishing or electronics polishing side
Formula carries out surface polishing treatment.Slow, the low efficiency by manual polishing speed is easy to touch the angle of mold in hoisting process
Bad, the die joint of especially mold is broken, and influences mold clamping, and moulding shaped article generates overlap, influences product quality.Simultaneously
It is easy the surface anticorrosive disorganization of mould material reducing die life.Electronics polishing finish is poor, product table face
Easily there is hot spot, product quality is low.
Summary of the invention
The purpose of the invention is to overcome prior art, one kind is provided without polishing treatment, using cutting fluid
Cooperate with process equipment high speed rotation, reheating is carried out to mould material in high temperature and cooling conversion process, it is hard to improve mould material
Degree, precision and finish, to make the headlight for vehicles lampshade light method for processing surface of product surface light.
The technical solution of headlight for vehicles lampshade mould light method for processing surface of the present invention is: it is characterized by comprising following steps
It is rapid:
1., roughing: take two pieces of mould materials, using it is single shaft digital-controlled milling roughing is carried out respectively to two blocks of mould material, obtain type
The first base of cavity insert and the first base of type core insert；
2., finishing: using high-speed numeric control milling the wet look of base at the beginning of base at the beginning of cavity block and type core insert is carried out respectively
Finishing carries out intermittent atomized spray to cavity block using cutting fluid during processing cavity insert；In processing type core
During insert, cavity block is directly sprayed using cutting fluid, obtains cavity block and type core insert, cutting fluid with plus
The cooperation of construction equipment high speed rotation carries out secondary heat treatment to mould material in high temperature and cooling conversion process, improves mould material hardness
And finish.
Processing cavity wet look, using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, revolving speed
5000 revs/min, feed rate 2500mm/min, 300-400 DEG C of high temperature is generated when processing, at this point, spray is to be atomized cutting fluid, meeting
High temperature is reduced at leisure to 70-80 DEG C, is generated in high temperature to reduction process, is the equal of that secondary heat treatment is carried out to mould material,
Keep hardness and the brightness of mould material higher.
Processing type core wet look, using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, revolving speed 5000
Rev/min, feed rate 2500mm/min generates 300-400 DEG C of high temperature when processing, at this point, directly spray cutting fluid liquid, because
Core plan is one piece of convex insert, can be flowed away automatically after cutting fluid spray is lower, and take away clast.
The invention discloses a kind of processing methods of headlight for vehicles lampshade mould wet look, and there are two entire processing programs
Step, the first step, roughing take two pieces of mould materials, carry out roughing respectively to two pieces of mould materials using single shaft digital-controlled milling, obtain
The first base of cavity block and the first base of type core insert；Second step, finishing inlay base at the beginning of cavity block and type core using high-speed numeric control milling
The wet look of the first base of block is finished, and in process, high-speed rotating cutter cuts mould material, can generate high temperature,
In processing cavity insert, since the cavity block wet look of mold is in groove type, intermittent spray pattern can be used, will be atomized
Cutting fluid be ejected into cutting region, high-speed flow is with being atomized into the cutting fluid penetration of fine droplet to cutting region, at high temperature
Rapid vaporization absorbs amount of heat, reaches preferable cooling effect, while remaining without liquid, only need to be by the clast after cutting
Removing.In processing type core insert, since the type core insert wet look of mold is in convex block shape, directly sprinkling cutting can be used
Liquid cutting fluid is directly injected to cutting region and is absorbed heat, cools down by the mode of liquid, reaches cooling effect, while liquid is cut
Liquid can go out the clast of cutting, without that can remove clast.It is the equal of the cutting to mould material in high temperature and temperature-fall period
Region carries out secondary heat treatment, keeps the mould material hardness in the region and finish higher, to improve product wet look (surface)
Finish, Improving The Quality of Products and class.This programme not only reduces manufacturing procedure compared with traditional technology, saves processing cost,
Processing efficiency is improved, and cutting fluid has good cooling and cleaning action, metal surface protection film can be formed, antirust is prevented
Mill, corrosion-resistant, extension die life.
Detailed description of the invention
Fig. 1 is cavity block schematic diagram of the invention；
Fig. 2 is type core insert schematic diagram of the invention.
Specific embodiment
The present invention relates to a kind of headlight for vehicles lampshade mould light method for processing surface, as shown in Figure 1 and Figure 2, including following step
It is rapid:
1., roughing: take two pieces of mould materials, using it is single shaft digital-controlled milling roughing is carried out respectively to two blocks of mould material, obtain type
The first base of cavity insert and the first base of type core insert；
2., finishing: using high-speed numeric control milling the wet look 3 of base at the beginning of base at the beginning of cavity block and type core insert is carried out respectively
Finishing carries out intermittent atomized spray to cavity block using cutting fluid during processing cavity insert；In processing type core
During insert, cavity block is directly sprayed using cutting fluid, obtains cavity block 1 and type core insert 2, cutting fluid with
The cooperation of process equipment high speed rotation carries out secondary heat treatment to mould material in high temperature and cooling conversion process, it is hard to improve mould material
Degree and finish.
Processing cavity wet look, using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, revolving speed
5000 revs/min, feed rate 2500mm/min, 300-400 DEG C of high temperature is generated when processing, at this point, spray is to be atomized cutting fluid, meeting
High temperature is reduced at leisure to 70-80 DEG C, is generated in high temperature to reduction process, is the equal of that secondary heat treatment is carried out to mould material,
Keep hardness and the brightness of mould material higher.
Processing type core wet look, using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, revolving speed 5000
Rev/min, feed rate 2500mm/min generates 300-400 DEG C of high temperature when processing, at this point, directly spray cutting fluid liquid, because
Core plan is one piece of convex insert, can be flowed away automatically after cutting fluid spray is lower, and take away clast.
There are two step, the first step, roughing two pieces of mould materials are taken, using single shaft for the entire processing program of this programme
Numerical control mill carries out roughing to two pieces of mould materials respectively, obtains cavity block just base and the first base of type core insert；Second step, finishing
Work finishes the wet look 3 of base at the beginning of base at the beginning of cavity block and type core insert using high-speed numeric control milling, in process
In, high-speed rotating cutter cuts mould material, high temperature can be generated, in processing cavity insert, due to the cavity block of mold
Wet look is in groove type, and intermittent spray pattern can be used, the cutting fluid of atomization is ejected into cutting region, high-speed flow is with mist
The cutting fluid penetration of fine droplet is melted into cutting region, rapid vaporization, absorbs amount of heat, reach preferable cooling at high temperature
Effect, while being remained without liquid, the clast after cutting need to only be removed.In processing type core insert, due to mold
Type core insert wet look is in convex block shape, and the mode of directly sprinkling cutting fluid can be used, liquid cutting fluid is directly injected to cutting
Area is absorbed heat, is cooled down, and reaches cooling effect, while liquid cutting fluid can go out the clast of cutting, without that can remove clast.
In high temperature and temperature-fall period, is the equal of that secondary heat treatment is carried out to the cutting zone of mould material, makes the mould material in the region
Hardness and finish are higher, to improve product wet look (surface) finish, Improving The Quality of Products and class.This programme and biography
System technology is compared, and manufacturing procedure is not only reduced, and saves processing cost, improves processing efficiency, and cutting fluid is with good cold
But and cleaning action, metal surface protection film can be formed, it is antirust, abrasionproof, corrosion-resistant, extend die life.
Embodiment 1: processing cavity wet look
Using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, 5000 revs/min of revolving speed, feed rate
2500mm/min generates 300-400 DEG C of high temperature when processing, at this point, spray to be atomized cutting fluid, can reduce high temperature extremely at leisure
70-80 DEG C, generate in high temperature to reduction process, be the equal of to mould material carry out secondary heat treatment, make mould material hardness and
Brightness is higher.And since cavity surface is a groove type insert, using atomization cutting fluid, cutting fluid is in process
Atomization is remained without liquid.
Embodiment 2: processing type core wet look
Using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, 5000 revs/min of revolving speed, feed rate
2500mm/min, 300-400 DEG C of high temperature is generated when processing, at this point, cutting fluid liquid is directly sprayed, because core plan is one piece
Convex insert can flow away automatically after cutting fluid spray is lower, and can take away clast, be not necessarily to cleaning-type core.Its cooling effect and processing
Type chamber wet look is identical.
Claims (1)
1. headlight for vehicles lampshade mould light method for processing surface, it is characterised in that the following steps are included:
1., roughing: take two pieces of mould materials, using it is single shaft digital-controlled milling roughing is carried out respectively to two blocks of mould material, obtain type chamber edge
The first base of block and the first base of type core insert；
2., finishing: using high-speed numeric control milling essence is carried out respectively to the wet look (3) of base at the beginning of base at the beginning of cavity block and type core insert
Processing carries out intermittent atomized spray to cavity block using cutting fluid during processing cavity insert；It is inlayed in processing type core
During block, cavity block is directly sprayed using cutting fluid, obtains cavity block (1) and type core insert (2), cutting fluid
Cooperate with process equipment high speed rotation, secondary heat treatment is carried out to mould material in high temperature and cooling conversion process, improves mould material
Hardness and finish；
Processing cavity wet look, using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, 5000 turns of revolving speed/
Point, feed rate 2500mm/min generates 300-400 DEG C of high temperature when processing, at this point, spray can be dropped at leisure with being atomized cutting fluid
Low high temperature is generated in high temperature to reduction process to 70-80 DEG C, is the equal of carrying out secondary heat treatment to mould material, is made mould material
Hardness and brightness it is higher；
Processing type core wet look, using 718 mould materials, cutter is wolfram steel knife, and cutting output is 0.2-0.4mm, 5000 turns of revolving speed/
Point, feed rate 2500mm/min generates 300-400 DEG C of high temperature when processing, at this point, directly spray cutting fluid liquid, because of type core
Face is one piece of convex insert, can be flowed away automatically after cutting fluid spray is lower, and take away clast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710123030.5A CN106694969B (en) | 2017-03-03 | 2017-03-03 | Headlight for vehicles lampshade mould light method for processing surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710123030.5A CN106694969B (en) | 2017-03-03 | 2017-03-03 | Headlight for vehicles lampshade mould light method for processing surface |
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| Publication Number | Publication Date |
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| CN106694969A CN106694969A (en) | 2017-05-24 |
| CN106694969B true CN106694969B (en) | 2019-02-19 |
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| CN201710123030.5A Active CN106694969B (en) | 2017-03-03 | 2017-03-03 | Headlight for vehicles lampshade mould light method for processing surface |
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Families Citing this family (1)
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| CN112222784A (en) * | 2020-10-15 | 2021-01-15 | 浙江三雷模塑有限公司 | Method for processing fine grain surface of mesh of cover plate die cavity of automobile loudspeaker |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696367A (en) * | 2009-10-26 | 2010-04-21 | 益田润石（北京）化工有限公司 | Preparation of metal working fluid special for aluminum alloy |
| CN105397164A (en) * | 2015-12-11 | 2016-03-16 | 泰安启程车轮制造有限公司 | Finish-milling tool and method used for hub surface machining |
| CN105728747A (en) * | 2014-12-09 | 2016-07-06 | 秦皇岛兴龙轮毂有限公司 | Aluminium alloy wheel hub bright surface fine finishing technology |
| CN106078120A (en) * | 2016-08-23 | 2016-11-09 | 江苏特兴通讯科技有限公司 | A kind of mobile phone camera bonnet bright technique |
| CN106118834A (en) * | 2016-06-22 | 2016-11-16 | 东莞市科泽润滑油有限公司 | A kind of service life length aluminum alloy cutting fluid and preparation method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1190775A (en) * | 1997-09-12 | 1999-04-06 | Makino Milling Mach Co Ltd | Cutting work method and device |
| CN104087404A (en) * | 2014-07-29 | 2014-10-08 | 马思特（上海）化学有限公司 | High-cleanliness economical microemulsion metal cutting fluid |
-
2017
- 2017-03-03 CN CN201710123030.5A patent/CN106694969B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696367A (en) * | 2009-10-26 | 2010-04-21 | 益田润石（北京）化工有限公司 | Preparation of metal working fluid special for aluminum alloy |
| CN105728747A (en) * | 2014-12-09 | 2016-07-06 | 秦皇岛兴龙轮毂有限公司 | Aluminium alloy wheel hub bright surface fine finishing technology |
| CN105397164A (en) * | 2015-12-11 | 2016-03-16 | 泰安启程车轮制造有限公司 | Finish-milling tool and method used for hub surface machining |
| CN106118834A (en) * | 2016-06-22 | 2016-11-16 | 东莞市科泽润滑油有限公司 | A kind of service life length aluminum alloy cutting fluid and preparation method thereof |
| CN106078120A (en) * | 2016-08-23 | 2016-11-09 | 江苏特兴通讯科技有限公司 | A kind of mobile phone camera bonnet bright technique |
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Effective date of registration: 20211228 Address after: 215300 No. 33, Changshun Road, Zhangpu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Kunshan aizhite Precision Mould Technology Co.,Ltd. Address before: 318020 Zhejiang Marriott Molding Co., Ltd., 220 Jinchuan Road, Xinqian street, Huangyan District, Taizhou City, Zhejiang Province Patentee before: Pan Yong |
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