CN108166006A - A kind of process of surface treatment of the automobile metal parts of surface texture complexity - Google Patents
A kind of process of surface treatment of the automobile metal parts of surface texture complexity Download PDFInfo
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- CN108166006A CN108166006A CN201711438063.5A CN201711438063A CN108166006A CN 108166006 A CN108166006 A CN 108166006A CN 201711438063 A CN201711438063 A CN 201711438063A CN 108166006 A CN108166006 A CN 108166006A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004381 surface treatment Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 5
- -1 alkali metal salt Chemical class 0.000 claims abstract description 5
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- 239000008367 deionised water Substances 0.000 claims description 20
- 229910021641 deionized water Inorganic materials 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000011010 flushing procedure Methods 0.000 claims description 18
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 8
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 claims description 8
- 238000001291 vacuum drying Methods 0.000 claims description 8
- QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 claims description 6
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 6
- 239000005711 Benzoic acid Substances 0.000 claims description 4
- XQQSWXUDAPLMKD-UHFFFAOYSA-N N,N-dimethylheptadecan-1-amine hydrobromide Chemical compound Br.CCCCCCCCCCCCCCCCCN(C)C XQQSWXUDAPLMKD-UHFFFAOYSA-N 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 235000010233 benzoic acid Nutrition 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 238000002525 ultrasonication Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract 2
- 230000007797 corrosion Effects 0.000 abstract 2
- 239000004519 grease Substances 0.000 abstract 1
- 239000007921 spray Substances 0.000 description 3
- 239000012634 fragment Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
- C23C22/08—Orthophosphates
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F3/00—Brightening metals by chemical means
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention discloses a kind of process of surface treatment of the automobile metal parts of surface texture complexity, after surface grease removal processing is carried out to auto parts and components, it is used by the collocation of deburring liquid and ultrasonic wave, quickly and effectively remove the burr of surface of automobile part, and handled by the alkali metal salt processing of subsequent melting and metal phosphorizing, make auto parts and components that there is good resistance to corrosion and good image appearance while the smoothness for ensureing surface of automobile part.A kind of process of surface treatment of the automobile metal parts of surface texture complexity provided by the present invention, the surface of auto parts and components can quickly and effectively be handled, effectively remove the burr of surface of automobile part, the surface for making auto parts and components is smooth, and passing through subsequent processing makes auto parts and components have outstanding resistance to corrosion, rich in gloss, image appearance is excellent on surface.
Description
Technical field
The invention belongs to automobile metal parts machining technical field, specifically, being related to a kind of vapour of surface texture complexity
The process of surface treatment of vehicle metal parts.
Background technology
Basis of the auto parts and components as auto industry is the necessary factor for supporting auto industry sustainable and healthy development, special
It is not that present auto industry is in a fast-developing stage, even more needs a powerful parts system as support.
Auto parts and components wide variety has simple in structure, the parts of regular shape, also there is the more complicated class of structure
Type, for some automobile metal parts due to functional requirements or appearance demand, the surface texture of metal parts is more multiple
It is miscellaneous, thus also cause the metal parts of this type surface generally deal with it is relatively difficult, by mechanical means to zero
When the surface of part is handled, time and energy are very expended, improves the production cost of enterprise, quality can not also be protected
Barrier does not meet enterprise and produces pursued speed and quality, a kind of simple and quick in order to provide, can be to batch surface texture
The technique that the surface of complicated automobile metal parts is handled, the present invention provides following technical schemes.
Invention content
The purpose of the present invention is to provide a kind of process of surface treatment of the automobile metal parts of surface texture complexity.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of process of surface treatment of the automobile metal parts of surface texture complexity, includes the following steps:
(1) ungrease treatment is carried out to the surfaces of auto parts and components by alkaline defatting agent, after ungrease treatment, with slow
Electuary is rinsed, and after flushing, auto parts and components is rinsed with deionized water, are dried after cleaning；
(2) auto parts and components are completely immersed in deburring liquid 1.5-3 minutes, ultrasonication is used in soaking process
Burr liquid, accelerate burr falls speed；
(3) auto parts and components handled in step (2) are rinsed with deionized water, when flushing uses high pressure spray
Auto parts and components are dried after flushing processing in head；
(4) auto parts and components handled in step (3) are completely immersed in the alkali metal salt of melting, the vapour after taking-up
Natural cooling in the vacuum drying oven that vehicle parts are 0.45Torr-0.55Torr in vacuum degree is passed through helium in vacuum drying oven and protects
Gas；
(5) it will be rinsed after auto parts and components removal handled in step (4) with acidic buffer, flushing terminates
It is followed by rinsed with deionized water, after cleaning auto parts and components is dried with processing；
(6) it will be added in metal phosphorizing liquid by the part of step (5) processing and 5-15 handled at a temperature of 50-75 DEG C
Minute；
(7) it takes out through metal phosphorizing liquid treated auto parts and components, is rinsed with deionized water, the vapour after flushing
Vehicle parts are rinsed again with potassium chromate solution, then with deionized water that Cleaning of Parts is clean, finally to zero, automobile
Processing is dried in part.
Further, it is described to be dried as one kind in the dry drying with cold wind of drying.
Further, the temperature of deburring liquid is 18-30 degrees Celsius in the step (2).
Further, the deburring liquid for the hydrogen peroxide of mass fraction 70g/L, the citric acid of 15g/L, 7g/L third
The sulfuric acid and cetyl trimethyl ammonia bromide of diacid and 2g/L, benzoic acid, postassium hypochlorite mixture 6g/L.
Further, auto parts and components place 60- in 300 ± 20 DEG C of molten alkali matel salt in the step (4)
It is taken out after 90s.
Further, CrO in the potassium chromate solution in the step (7)4 -2A concentration of 0.05-0.08mol/L.
Beneficial effects of the present invention：A kind of table of the automobile metal parts of surface texture complexity provided by the present invention
Surface treatment technique can quickly and effectively handle the surface of auto parts and components, effectively remove the burr of surface of automobile part,
The surface for making auto parts and components is smooth, and passing through subsequent processing makes auto parts and components be not easy to get rusty, rich in gloss.
Specific embodiment
The technical solution in the embodiment of the present invention will be clearly and completely described below, it is clear that described reality
It is only part of the embodiment of the present invention to apply example, instead of all the embodiments.Based on the embodiments of the present invention, this field
All other embodiment that those of ordinary skill is obtained without creative efforts, belongs to guarantor of the present invention
The range of shield.
Embodiment 1：
A kind of process of surface treatment of the automobile metal parts of surface texture complexity, includes the following steps:
(1) ungrease treatment is carried out to the surfaces of auto parts and components by alkaline defatting agent, after ungrease treatment, with slow
Electuary is rinsed, and after flushing, auto parts and components is rinsed with deionized water, drying is dried after cleaning；
(2) auto parts and components are completely immersed in 18 degrees Celsius of deburring liquid 3 minutes, with ultrasound in soaking process
Wave handles burr liquid, and accelerate burr falls speed；
(3) auto parts and components handled in step (2) are rinsed with deionized water, when flushing uses high pressure spray
Head, removal are sticked to the metal fragment of component surface and deburring liquid residual, auto parts and components are got rid of after flushing
Dry drying；
(4) it is placed in the alkali metal salt of melting that auto parts and components handled in step (3) are completely immersed in 480 DEG C
It takes out after 90s, natural cooling in the vacuum drying oven that the auto parts and components after taking-up are 0.5Torr in vacuum degree, is passed through in vacuum drying oven
Helium makees protection gas；
(5) it will be rinsed after auto parts and components removal handled in step (4) with acidic buffer, flushing terminates
It is followed by rinsed with deionized water, drying drying is carried out to auto parts and components after cleaning；
(6) it will pass through in the part addition metal phosphorizing liquid of step (5) processing and be handled 15 minutes at a temperature of 50 DEG C；
(7) it takes out through metal phosphorizing liquid treated auto parts and components, is rinsed with deionized water, the vapour after flushing
Vehicle parts are rinsed again with potassium chromate solution, then with deionized water that Cleaning of Parts is clean, finally to zero, automobile
Part carries out drying drying.
The deburring liquid for the hydrogen peroxide of mass fraction 70g/L, the citric acid of 15g/L, 7g/L malonic acid and
The sulfuric acid and cetyl trimethyl ammonia bromide of 2g/L, benzoic acid, postassium hypochlorite mixture 6g/L.
Embodiment 2：
A kind of process of surface treatment of the automobile metal parts of surface texture complexity, includes the following steps:
(1) ungrease treatment is carried out to the surfaces of auto parts and components by alkaline defatting agent, after ungrease treatment, with slow
Electuary is rinsed, and after flushing, auto parts and components are rinsed with deionized water, and cold wind dries up after cleaning；
(2) auto parts and components are completely immersed in 30 degrees Celsius of deburring liquid 1.5 minutes, with super in soaking process
Sonicated burr liquid, accelerate burr falls speed；
(3) auto parts and components handled in step (2) are rinsed with deionized water, when flushing uses high pressure spray
Head, removal are sticked to the metal fragment of component surface and deburring liquid residual, auto parts and components are carried out after flushing cold
Wind is done；
(4) it is placed in the alkali metal salt of melting that auto parts and components handled in step (3) are completely immersed in 320 DEG C
It takes out after 60s, natural cooling in the vacuum drying oven that the auto parts and components after taking-up are 0.5Torr in vacuum degree, is passed through in vacuum drying oven
Helium makees protection gas；
(5) it will be rinsed after auto parts and components removal handled in step (4) with acidic buffer, flushing terminates
It is followed by rinsed with deionized water, cold wind drying is carried out to auto parts and components after cleaning；
(6) it will pass through in the part addition metal phosphorizing liquid of step (5) processing and be handled 5 minutes at a temperature of 75 DEG C；
(7) it takes out through metal phosphorizing liquid treated auto parts and components, is rinsed with deionized water, the vapour after flushing
Vehicle parts are rinsed again with potassium chromate solution, then with deionized water that Cleaning of Parts is clean, finally to zero, automobile
Part carries out cold wind drying.
The deburring liquid for the hydrogen peroxide of mass fraction 70g/L, the citric acid of 15g/L, 7g/L malonic acid and
The sulfuric acid and cetyl trimethyl ammonia bromide of 2g/L, benzoic acid, postassium hypochlorite mixture 6g/L.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described to the greatest extent, are not limited the invention to the specific embodiments described.Obviously, according in this specification
Hold, can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is in order to preferably explain this
The principle and practical application of invention, so as to which skilled artisan be enable to be best understood by and utilize the present invention.This hair
It is bright to be limited only by the claims and their full scope and equivalents.
Claims (6)
1. a kind of process of surface treatment of the automobile metal parts of surface texture complexity, which is characterized in that include the following steps:
(1) ungrease treatment is carried out to the surfaces of auto parts and components by alkaline defatting agent, after ungrease treatment, with buffer into
Row rinses, and after flushing, auto parts and components is rinsed with deionized water, are dried after cleaning；
(2) auto parts and components are completely immersed in deburring liquid 1.5-3 minutes, ultrasonication burr is used in soaking process
Liquid；
(3) auto parts and components handled in step (2) are rinsed with deionized water, using high-pressure nozzle, punching during flushing
After washing auto parts and components are dried with processing；
(4) auto parts and components handled in step (3) are completely immersed in the alkali metal salt of melting, zero, the automobile after taking-up
Natural cooling in the vacuum drying oven that part is 0.45Torr-0.55Torr in vacuum degree is passed through helium in vacuum drying oven and makees protection gas；
(5) it will be rinsed after auto parts and components removal handled in step (4) with acidic buffer, rinse and terminate followed by
It is rinsed with deionized water, after cleaning auto parts and components is dried with processing；
(6) it will pass through in the part addition metal phosphorizing liquid of step (5) processing and be handled 5-15 minutes at a temperature of 50-75 DEG C；
(7) it takes out through metal phosphorizing liquid treated auto parts and components, is rinsed with deionized water, zero, the automobile after flushing
Part is rinsed again with potassium chromate solution, then with deionized water that Cleaning of Parts is clean, and finally auto parts and components are done
Dry processing.
2. a kind of process of surface treatment of the automobile metal parts of surface texture complexity according to claim 1, special
Sign is, described to be dried as one kind in the dry drying with cold wind of drying.
3. a kind of process of surface treatment of the automobile metal parts of surface texture complexity according to claim 1, special
Sign is that the temperature of deburring liquid is 18-30 degrees Celsius in the step (2).
4. a kind of process of surface treatment of the automobile metal parts of surface texture complexity according to claim 1, special
Sign is that the deburring liquid is the hydrogen peroxide of mass fraction 70g/L, the malonic acid and 2g/L of the citric acid of 15g/L, 7g/L
Sulfuric acid and cetyl trimethyl ammonia bromide, benzoic acid, postassium hypochlorite mixture 6g/L.
5. a kind of process of surface treatment of the automobile metal parts of surface texture complexity according to claim 1, special
Sign is that auto parts and components take out after placing 60-90s in 300 ± 20 DEG C of molten alkali matel salt in the step (4).
6. a kind of process of surface treatment of the automobile metal parts of surface texture complexity according to claim 1, special
Sign is, CrO in the potassium chromate solution in the step (7)4 -2A concentration of 0.05-0.08mol/L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438063.5A CN108166006A (en) | 2017-12-26 | 2017-12-26 | A kind of process of surface treatment of the automobile metal parts of surface texture complexity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438063.5A CN108166006A (en) | 2017-12-26 | 2017-12-26 | A kind of process of surface treatment of the automobile metal parts of surface texture complexity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108166006A true CN108166006A (en) | 2018-06-15 |
Family
ID=62521529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711438063.5A Pending CN108166006A (en) | 2017-12-26 | 2017-12-26 | A kind of process of surface treatment of the automobile metal parts of surface texture complexity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108166006A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110172699A (en) * | 2019-07-06 | 2019-08-27 | 太仓欧克仓储设备有限公司 | A kind of metal plate burr removing method of simple and efficient |
| WO2020253270A1 (en) * | 2019-06-15 | 2020-12-24 | 嘉兴敏实机械有限公司 | Cleaning process for irregular tubular automobile parts |
| US20230002912A1 (en) * | 2020-06-18 | 2023-01-05 | Jiangsu Xcmg Construction Machinery Research Institute Ltd. | Workpiece cleaning apparatus and cleaning method |
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| Title |
|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020253270A1 (en) * | 2019-06-15 | 2020-12-24 | 嘉兴敏实机械有限公司 | Cleaning process for irregular tubular automobile parts |
| CN110172699A (en) * | 2019-07-06 | 2019-08-27 | 太仓欧克仓储设备有限公司 | A kind of metal plate burr removing method of simple and efficient |
| US20230002912A1 (en) * | 2020-06-18 | 2023-01-05 | Jiangsu Xcmg Construction Machinery Research Institute Ltd. | Workpiece cleaning apparatus and cleaning method |
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Application publication date: 20180615 |