CN112828772A - Stainless steel surface grinding and polishing process - Google Patents
Stainless steel surface grinding and polishing process Download PDFInfo
- Publication number
- CN112828772A CN112828772A CN201911162600.7A CN201911162600A CN112828772A CN 112828772 A CN112828772 A CN 112828772A CN 201911162600 A CN201911162600 A CN 201911162600A CN 112828772 A CN112828772 A CN 112828772A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- product
- polishing process
- polishing
- sand blasting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/06—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving oscillating or vibrating containers
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- 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
- C23C22/73—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 characterised by the process
-
- 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
- C23G1/08—Iron or steel
Abstract
The invention discloses a stainless steel surface grinding and polishing process, which comprises the following steps of firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable each position of the product to completely generate sand grains. The passivation process of the invention is a complete chemical reaction, a complete, compact and indestructible passivation film can be generated on the surface of the stainless steel, the size of the workpiece is not changed, the corrosion resistance of the passivated stainless steel workpiece can be improved by more than 10 times, the stainless steel workpiece can pass a standard salt spray test for 500 hours at most, the surface of the processed product is wear-resistant, a slight collision can not leave a scar on the surface, the attractiveness of the product is improved, the edge of the product is smooth and round, the hand feeling is smooth and not convenient, the use safety performance of the product is improved, the problems which can not be solved by conventional polishing and sanding products are solved, and the special retro pattern on the surface of the product is a few line on the market, the surface pattern has strong concave-convex hand feeling, and the anti-slip effect can be achieved.
Description
Technical Field
The invention relates to the technical field of grinding and polishing processes, in particular to a stainless steel surface grinding and polishing process.
Background
Stainless steel equipment surface quality directly decides product quality, how to improve its surface quality, the difficult problem that faces in the field always, the surface treatment process of current product has polishing, sand light, but adopt traditional processing technology, the product surface bumps flower easily in the use, bruise, thereby influence the aesthetic property of product, current polishing moreover, sand light technology, need artifical exclusive operation, with high costs, the inefficiency, hardly improve productivity, and be difficult to realize automaticly, can't solve the current problem of big environment recruitment wastefully.
Disclosure of Invention
The invention aims to provide a stainless steel surface grinding and polishing process which has the advantage of high efficiency, solves the problem that the existing traditional treatment process is adopted, the surface of a product is easy to scratch and damage in the using process, so that the attractiveness of the product is influenced, and the existing polishing and polishing process needs manual independent operation, is high in cost, low in efficiency, difficult to improve the productivity, difficult to realize automation and incapable of solving the problem of unsmooth labor in the existing large environment.
In order to achieve the purpose, the invention provides the following technical scheme: the stainless steel surface grinding and polishing process comprises the following steps:
step one, sand blasting:
firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable each position of the product to completely generate sand marks;
step two, bead polishing:
using neutral grinding agents for the semi-finished product subjected to sand blasting treatment, opening the coarse skin of the combined brown corundum by using a high-frequency vibration light machine for 7 hours according to the proportion of 0.5 kg per cylinder, taking out, cleaning and naturally drying;
step three, acid washing:
soaking the product after bead polishing in stainless steel special acid pickling agent at normal temperature for 10-20 min, washing with flowing clear water for 3-8 min, washing with pure clear water for 2-5 min, and drying in a dryer to complete the passivation of the surface of the stainless steel.
Preferably, in the first step, the sand blasting is performed by using an automatic sand blasting machine, the sand blasting temperature is kept at 30-40 ℃, and the stirring is performed at the rotation speed of 300-500 rpm.
Preferably, in the second step, the cleaning is performed by using absolute ethyl alcohol, and then the cleaning is performed by using deionized water.
Preferably, the pickling agent in the third step is a special pickling agent of MQ-500 type stainless steel of a standing order brand, and the temperature of a dryer is kept at about 80 ℃.
Preferably, the soaking temperature of the pickling agent in the third step is kept between 20 and 25 ℃, and the soaking time is most suitably 15 minutes.
Compared with the prior art, the invention has the following beneficial effects:
the passivation process of the invention is a complete chemical reaction, a complete, compact and indestructible passivation film can be generated on the surface of the stainless steel, the size of the workpiece is not changed, the corrosion resistance of the passivated stainless steel workpiece can be improved by more than 10 times, the stainless steel workpiece can pass a standard salt spray test for 500 hours at most, the surface of the processed product is wear-resistant, a slight collision can not leave a scar on the surface, the attractiveness of the product is improved, the edge of the product is smooth and round, the hand feeling is smooth and not convenient, the use safety performance of the product is improved, the problems which can not be solved by conventional polishing and sanding products are solved, and the special retro pattern on the surface of the product is a few line on the market, the surface pattern has strong concave-convex hand feeling, and the anti-slip effect can be achieved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to achieve the purpose, the invention provides the following technical scheme: the stainless steel surface grinding and polishing process comprises the following steps:
step one, sand blasting:
firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable each position of the product to completely generate sand marks;
step two, bead polishing:
using neutral grinding agents for the semi-finished product subjected to sand blasting treatment, opening the coarse skin of the combined brown corundum by using a high-frequency vibration light machine for 7 hours according to the proportion of 0.5 kg per cylinder, taking out, cleaning and naturally drying;
step three, acid washing:
soaking the product after bead polishing in stainless steel special acid pickling agent at normal temperature for 10-20 min, washing with flowing clear water for 3-8 min, washing with pure clear water for 2-5 min, and drying in a dryer to complete the passivation of the surface of the stainless steel.
The first embodiment is as follows:
firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable sand lines to be completely formed at each position of the product, then using neutral grinding agents to the semi-finished product subjected to the sand blasting treatment, opening rough skins of combined brown corundum by using a high-frequency vibration machine for 7 hours according to the proportion of 0.5 kg per cylinder, fishing out, cleaning and naturally drying, finally soaking the product subjected to bead polishing by using a stainless steel special pickling agent at normal temperature for 10-20 minutes, cleaning by using flowing clear water for 3-8 minutes, washing by using pure clear water for 2-5 minutes, and drying by using a dryer to complete the passivation work of the surface of the stainless steel.
Example two:
in the first embodiment, the following steps are added:
in the first step, the sand blasting is carried out by adopting an automatic sand blasting machine, the sand blasting temperature is kept at 30-40 ℃, and the stirring is carried out at the rotating speed of 300-500 r/min.
Firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable sand lines to be completely formed at each position of the product, then using neutral grinding agents to the semi-finished product subjected to the sand blasting treatment, opening rough skins of combined brown corundum by using a high-frequency vibration machine for 7 hours according to the proportion of 0.5 kg per cylinder, fishing out, cleaning and naturally drying, finally soaking the product subjected to bead polishing by using a stainless steel special pickling agent at normal temperature for 10-20 minutes, cleaning by using flowing clear water for 3-8 minutes, washing by using pure clear water for 2-5 minutes, and drying by using a dryer to complete the passivation work of the surface of the stainless steel.
Example three:
in the second embodiment, the following steps are added:
and in the second step, the glass is washed by absolute ethyl alcohol and then by deionized water.
Firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable sand lines to be completely formed at each position of the product, then using neutral grinding agents to the semi-finished product subjected to the sand blasting treatment, opening rough skins of combined brown corundum by using a high-frequency vibration machine for 7 hours according to the proportion of 0.5 kg per cylinder, fishing out, cleaning and naturally drying, finally soaking the product subjected to bead polishing by using a stainless steel special pickling agent at normal temperature for 10-20 minutes, cleaning by using flowing clear water for 3-8 minutes, washing by using pure clear water for 2-5 minutes, and drying by using a dryer to complete the passivation work of the surface of the stainless steel.
Example four:
in the third embodiment, the following steps are added:
in the third step, the pickling agent is special pickling agent of MQ-500 type stainless steel, and the temperature of the dryer is kept at about 80 ℃.
Firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable sand lines to be completely formed at each position of the product, then using neutral grinding agents to the semi-finished product subjected to the sand blasting treatment, opening rough skins of combined brown corundum by using a high-frequency vibration machine for 7 hours according to the proportion of 0.5 kg per cylinder, fishing out, cleaning and naturally drying, finally soaking the product subjected to bead polishing by using a stainless steel special pickling agent at normal temperature for 10-20 minutes, cleaning by using flowing clear water for 3-8 minutes, washing by using pure clear water for 2-5 minutes, and drying by using a dryer to complete the passivation work of the surface of the stainless steel.
Example five:
in the fourth example, the following steps were added:
in the third step, the soaking temperature of the pickling agent is kept at 20-25 ℃, and the soaking time is most suitable for 15 minutes.
Firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable sand lines to be completely formed at each position of the product, then using neutral grinding agents to the semi-finished product subjected to the sand blasting treatment, opening rough skins of combined brown corundum by using a high-frequency vibration machine for 7 hours according to the proportion of 0.5 kg per cylinder, fishing out, cleaning and naturally drying, finally soaking the product subjected to bead polishing by using a stainless steel special pickling agent at normal temperature for 10-20 minutes, cleaning by using flowing clear water for 3-8 minutes, washing by using pure clear water for 2-5 minutes, and drying by using a dryer to complete the passivation work of the surface of the stainless steel.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The stainless steel surface grinding and polishing process is characterized by comprising the following steps: the method comprises the following steps:
step one, sand blasting:
firstly, uniformly blasting the surface of a semi-finished product by using 100# steel grit to enable each position of the product to completely generate sand marks;
step two, bead polishing:
using neutral grinding agents for the semi-finished product subjected to sand blasting treatment, opening the coarse skin of the combined brown corundum by using a high-frequency vibration light machine for 7 hours according to the proportion of 0.5 kg per cylinder, taking out, cleaning and naturally drying;
step three, acid washing:
soaking the product after bead polishing in stainless steel special acid pickling agent at normal temperature for 10-20 min, washing with flowing clear water for 3-8 min, washing with pure clear water for 2-5 min, and drying in a dryer to complete the passivation of the surface of the stainless steel.
2. The stainless steel surface grinding and polishing process according to claim 1, characterized in that: in the first step, the sand blasting is carried out by adopting an automatic sand blasting machine, the sand blasting temperature is kept at 30-40 ℃, and the stirring is carried out at the rotating speed of 300-500 r/min.
3. The stainless steel surface grinding and polishing process according to claim 1, characterized in that: and in the second step, the glass is washed by absolute ethyl alcohol and then by deionized water.
4. The stainless steel surface grinding and polishing process according to claim 1, characterized in that: the pickling agent in the third step is special pickling agent of MQ-500 type stainless steel of the brand of the standing messenger, and the temperature of the dryer is kept at about 80 ℃.
5. The stainless steel surface grinding and polishing process according to claim 1, characterized in that: in the third step, the soaking temperature of the pickling agent is kept at 20-25 ℃, and the soaking time is most suitable for 15 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162600.7A CN112828772A (en) | 2019-11-25 | 2019-11-25 | Stainless steel surface grinding and polishing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162600.7A CN112828772A (en) | 2019-11-25 | 2019-11-25 | Stainless steel surface grinding and polishing process |
Publications (1)
| Publication Number | Publication Date |
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| CN112828772A true CN112828772A (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911162600.7A Pending CN112828772A (en) | 2019-11-25 | 2019-11-25 | Stainless steel surface grinding and polishing process |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2596672A1 (en) * | 1986-04-02 | 1987-10-09 | Carboxyque Francaise | Process and plant for carbon dioxide blasting |
| CN101157114A (en) * | 2007-05-26 | 2008-04-09 | 张淑华 | A method for preparing rivet and rivet forging mold |
| CN103846778A (en) * | 2012-12-04 | 2014-06-11 | 青岛三利中德美水设备有限公司 | Decoration line and mirror surface decoration process flow |
| CN106625271A (en) * | 2015-10-29 | 2017-05-10 | 青岛三利中德美水设备有限公司 | Stainless steel surface treatment process |
| CN109676438A (en) * | 2018-11-23 | 2019-04-26 | 安徽银点电子科技有限公司 | A kind of electrical contact deburring cleaning polishing technique |
| CN109877541A (en) * | 2019-03-25 | 2019-06-14 | 马鞍山旭阳机械有限公司 | A kind of manufacture craft of stainless steel Fracturing Pump Valve Box |
-
2019
- 2019-11-25 CN CN201911162600.7A patent/CN112828772A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2596672A1 (en) * | 1986-04-02 | 1987-10-09 | Carboxyque Francaise | Process and plant for carbon dioxide blasting |
| CN101157114A (en) * | 2007-05-26 | 2008-04-09 | 张淑华 | A method for preparing rivet and rivet forging mold |
| CN103846778A (en) * | 2012-12-04 | 2014-06-11 | 青岛三利中德美水设备有限公司 | Decoration line and mirror surface decoration process flow |
| CN106625271A (en) * | 2015-10-29 | 2017-05-10 | 青岛三利中德美水设备有限公司 | Stainless steel surface treatment process |
| CN109676438A (en) * | 2018-11-23 | 2019-04-26 | 安徽银点电子科技有限公司 | A kind of electrical contact deburring cleaning polishing technique |
| CN109877541A (en) * | 2019-03-25 | 2019-06-14 | 马鞍山旭阳机械有限公司 | A kind of manufacture craft of stainless steel Fracturing Pump Valve Box |
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Application publication date: 20210525 |
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