CN114515714B - Shaft part with special-shaped cavity and rust removal method for inner surface of shaft part - Google Patents
Shaft part with special-shaped cavity and rust removal method for inner surface of shaft part Download PDFInfo
- Publication number
- CN114515714B CN114515714B CN202210085421.3A CN202210085421A CN114515714B CN 114515714 B CN114515714 B CN 114515714B CN 202210085421 A CN202210085421 A CN 202210085421A CN 114515714 B CN114515714 B CN 114515714B
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- CN
- China
- Prior art keywords
- special
- rust
- shaped
- shaft part
- inner cavity
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 239000012459 cleaning agent Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 2
- 239000002923 metal particle Substances 0.000 claims description 2
- 230000001788 irregular Effects 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000002253 acid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B08B1/20—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Abstract
The invention discloses a shaft part with a special-shaped cavity and a rust removing method for the inner surface of the shaft part, which comprises the special-shaped shaft body, wherein an inner cavity is arranged in the special-shaped shaft body, sealing covers are arranged at two ends of the inner cavity, connecting holes penetrate through the inner cavity in the vertical direction, and the rust removing method for the inner surface of the shaft part comprises the following steps: step one: placing the special-shaped shaft body on a machine tool for clamping, and plugging one end of the connecting hole through a sealing plug; step two: injecting a proper amount of cleaning blocks into the inner cavity from the other end of the connecting hole, and then adding a proper amount of cleaning liquid; step three: the other end of the connecting hole is plugged by using a sealing plug; step four: the machine tool is started, the special-shaped shaft body is driven to rotate at the speed of 30-50 r/min, the rotation time is 30-60 min, rust and oil stains on the inner surface of the special-shaped cavity can be effectively removed by the shaft part with the special-shaped cavity and the rust removing method for the inner surface of the shaft part with the special-shaped cavity, the cost is saved, and the usability of the part is improved.
Description
Technical Field
The invention relates to the technical field of part cleaning, in particular to a shaft part with a special-shaped cavity and a rust removing method for the inner surface of the shaft part.
Background
The rust generation of the parts is a common problem in the machining manufacturing process, the rust can reduce the strength, plasticity, toughness and other performances of the parts, damage the geometric shape of the surfaces of the parts, shorten the service life of the parts, and rust on the surfaces of the parts can be continuously used by removing the rust.
At present, the rust removal is carried out in the industry by adopting modes of manual or machine polishing, acid solution soaking and the like, but when the rust is generated on the inner cavity surface of the shaft part with the special-shaped cavity, the rust in the cavity is difficult to remove due to the small cavity opening, large inner cavity and complex inner structure of the shaft part, and the part cannot be removed due to the fact that the rust is difficult to remove in the cavity by adopting the manual or mechanical polishing mode, and the rust removal efficiency is low and part of intractable rust cannot be removed due to the acid solution soaking.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides a shaft part with a special-shaped cavity and a rust removing method for the inner surface of the shaft part, which can effectively remove rust and greasy dirt on the inner surface of the special-shaped cavity and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the shaft part with the special-shaped cavity comprises a special-shaped shaft body, wherein an inner cavity is formed in the special-shaped shaft body, sealing covers are arranged at two ends of the inner cavity, and connecting holes penetrate through the inner cavity in the vertical direction.
The inner surface rust removing method for the shaft part with the special-shaped cavity comprises the following steps:
step one: placing the special-shaped shaft body on a machine tool for clamping, and plugging one end of the connecting hole through a sealing plug;
step two: injecting a proper amount of cleaning blocks into the inner cavity from the other end of the connecting hole, and then adding a proper amount of cleaning liquid;
step three: the other end of the connecting hole is plugged by using a sealing plug;
step four: starting the machine tool, and driving the special-shaped shaft body to rotate at a proper speed so that the cleaning block in the inner cavity and the surface of the inner cavity are in lubrication friction;
step five: stopping the machine tool, taking down all sealing plugs on the special-shaped shaft body, discharging the cleaning blocks and the cleaning liquid in the inner cavity, and performing conventional cleaning and drying;
step six: the two ends of the connecting hole are plugged by a sealing plug, the inner cavity is filled with rust-preventive oil, and the abnormal shaft body is rotated to enable the rust-preventive oil to be fully contacted with the surface of the inner cavity, and then the redundant rust-preventive oil is discharged.
As a preferable technical scheme of the invention, the cleaning block is made of common steel to manufacture formed polygonal metal particles.
As a preferable technical scheme of the invention, the hardness of the cleaning block is not more than the hardness of the body of the special-shaped shaft body.
As a preferable technical scheme of the invention, the rotating speed of the special-shaped shaft body in the fourth step is 30-50 r/min, and the rotating time is 30-60 min.
As a preferable technical scheme of the invention, the sealing plug is a conical rubber plug with elasticity.
As a preferable technical scheme of the invention, the cleaning liquid is a metal part cleaning agent.
Compared with the prior art, the invention has the beneficial effects that: the shaft part with the special-shaped cavity and the rust removing method for the inner surface of the shaft part are low in cost, simple, convenient, rapid and efficient, rust on the inner cavity surface of the special-shaped shaft part can be removed under the condition that the part is not corroded, the rust removing effect is good, the rust on the inner cavity surface can be prevented from happening again, and the usability of the part is improved.
Drawings
FIG. 1 is a schematic structural view of a contoured shaft member;
FIG. 2 is a schematic view of a cleaning structure for a profiled shaft;
fig. 3 is a schematic view of the structure of the cleaning block.
In the figure: 1 sealing cover, 2 connecting holes, 3 inner cavities, 4 special-shaped shaft bodies, 5 cleaning blocks, 6 cleaning liquid and 7 sealing plugs.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the shaft part with the special-shaped cavity comprises a special-shaped shaft body 4, an inner cavity 3 is arranged in the special-shaped shaft body 4, sealing covers 1 are arranged at two ends of the inner cavity 3, a connecting hole 2 penetrates through the inner cavity 3 in the vertical direction, and the inner surface rust removing method comprises the following steps:
step one: placing the special-shaped shaft body 4 on a machine tool for clamping, and plugging one end of the connecting hole 2 through a sealing plug 7;
step two: injecting a proper amount of cleaning blocks 5 into the inner cavity 3 from the other end of the connecting hole 2, and then adding a proper amount of cleaning liquid 6;
step three: the other end of the connecting hole 2 is plugged by using a sealing plug 7;
step four: starting the machine tool, and driving the special-shaped shaft body 4 to rotate at the speed of 30-50 r/min for 30-60 min, so that the cleaning block 5 in the inner cavity 3 and the surface of the inner cavity 3 are lubricated and rubbed;
step five: stopping the machine tool, taking down all sealing plugs 7 on the special-shaped shaft body 4, discharging the cleaning blocks 5 and the cleaning liquid 6 in the inner cavity 3, and performing conventional cleaning and drying;
step six: the two ends of the connecting hole 2 are plugged by a sealing plug 7, the inner cavity 3 is filled with rust-preventive oil, the abnormal shaft body 4 is rotated to enable the rust-preventive oil to be fully contacted with the surface of the inner cavity 3, and then the redundant rust-preventive oil is discharged.
The cleaning block 5 is made of common steel, so that the contact area between the cleaning block 5 and the inside of a part can be increased by arranging the cleaning block 5, the cleaning effect is improved, the hardness of the cleaning block 5 is not greater than that of the body of the special-shaped shaft body 4, damage to the inside of the special-shaped shaft body 4 is avoided, the sealing plug 7 is an elastic conical rubber plug, the sealing performance is better, the cleaning liquid 6 is a metal part cleaning agent, and the cost is saved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A rust removing method for the inner surface of a shaft part with a special-shaped cavity is characterized by comprising the following steps: the rust removing method comprises the steps that an irregular shaft body (4), an inner cavity (3) is formed in the irregular shaft body (4), sealing covers (1) are arranged at two ends of the inner cavity (3), connecting holes (2) penetrate through the inner cavity (3) in the vertical direction, and the inner surface of the rust removing method comprises the following steps:
step one: placing the special-shaped shaft body (4) on a machine tool for clamping, and blocking one end of the connecting hole (2) through a sealing plug (7);
step two: injecting a proper amount of cleaning blocks (5) into the inner cavity (3) from the other end of the connecting hole (2), and then adding a proper amount of cleaning liquid (6);
step three: the other end of the connecting hole (2) is plugged by using a sealing plug (7);
step four: starting the machine tool, and driving the special-shaped shaft body (4) to rotate at a proper speed so that the cleaning block (5) in the inner cavity (3) and the surface of the inner cavity (3) are in lubrication friction;
step five: stopping the machine tool, taking down all sealing plugs (7) on the special-shaped shaft body (4), discharging the cleaning blocks (5) and the cleaning liquid (6) in the inner cavity (3), and performing conventional cleaning and drying;
step six: one end of the connecting hole (2) is plugged by a sealing plug (7), the inner cavity (3) is filled with rust-preventive oil, then the other end of the connecting hole (2) is plugged by the sealing plug (7), and the abnormal shaft body (4) is rotated to enable the rust-preventive oil to be fully contacted with the surface of the inner cavity (3), and then the redundant rust-preventive oil is discharged.
2. The method for removing rust on the inner surface of a shaft part with a special-shaped cavity according to claim 1, wherein the method comprises the following steps: the cleaning block (5) is made of common steel and is made of molded polygonal metal particles.
3. The method for removing rust on the inner surface of a shaft part with a special-shaped cavity according to claim 1, wherein the method comprises the following steps: the hardness of the cleaning block (5) is not more than the hardness of the body of the special-shaped shaft body (4).
4. The method for removing rust on the inner surface of a shaft part with a special-shaped cavity according to claim 1, wherein the method comprises the following steps: the rotating speed of the special-shaped shaft body (4) in the fourth step is 30-50 r/min, and the rotating time is 30-60 min.
5. The method for removing rust on the inner surface of a shaft part with a special-shaped cavity according to claim 1, wherein the method comprises the following steps: the sealing plug (7) is an elastic conical rubber plug.
6. The method for removing rust on the inner surface of a shaft part with a special-shaped cavity according to claim 1, wherein the method comprises the following steps: the cleaning liquid (6) is a metal part cleaning agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210085421.3A CN114515714B (en) | 2022-01-25 | 2022-01-25 | Shaft part with special-shaped cavity and rust removal method for inner surface of shaft part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210085421.3A CN114515714B (en) | 2022-01-25 | 2022-01-25 | Shaft part with special-shaped cavity and rust removal method for inner surface of shaft part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114515714A CN114515714A (en) | 2022-05-20 |
| CN114515714B true CN114515714B (en) | 2024-03-26 |
Family
ID=81597238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210085421.3A Active CN114515714B (en) | 2022-01-25 | 2022-01-25 | Shaft part with special-shaped cavity and rust removal method for inner surface of shaft part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114515714B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014108402A (en) * | 2012-12-03 | 2014-06-12 | Mitsubishi Heavy Ind Ltd | Method for removing corrosion product and salt content in narrow part, and device for cleaning narrow part |
| JP2015007265A (en) * | 2013-06-25 | 2015-01-15 | 日本精工株式会社 | Rolling shaft |
| CN104632793A (en) * | 2014-12-31 | 2015-05-20 | 无锡贝斯特精机股份有限公司 | Oil duct internal residual scrap iron removing hydraulic component |
| WO2015137068A1 (en) * | 2014-03-10 | 2015-09-17 | Ntn株式会社 | In-wheel motor drive device |
| CN105441968A (en) * | 2015-12-18 | 2016-03-30 | 广东鸿图南通压铸有限公司 | Cleaning and rust preventing method and device of die casting inner tube insert |
| CN207178443U (en) * | 2017-09-11 | 2018-04-03 | 武汉快思维机器人有限公司 | A kind of robot pitman shaft |
| CN107882855A (en) * | 2016-09-29 | 2018-04-06 | 乔治费歇尔汽车产品(昆山)有限公司 | Transfer gear ring gear shaft, its manufacture method and include its equipment |
| CN207297319U (en) * | 2017-08-09 | 2018-05-01 | 江苏同济分析仪器有限公司 | Liquid chromatograph plunger rod cleaning structure |
| DE102017120885A1 (en) * | 2017-04-10 | 2018-10-11 | Schaeffler Technologies AG & Co. KG | Method for balancing a hollow shaft and hollow shaft |
| CN110397665A (en) * | 2018-04-25 | 2019-11-01 | 重庆克诺斯齿轮制造有限公司 | A kind of planetary gear shaft |
| CN110480426A (en) * | 2019-09-03 | 2019-11-22 | 贵州航天精工制造有限公司 | A kind of polishing method of irregular inner hole |
| CN212496526U (en) * | 2020-07-02 | 2021-02-09 | 无锡时硕五杰机械有限公司 | Clamp convenient for chip removal |
-
2022
- 2022-01-25 CN CN202210085421.3A patent/CN114515714B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014108402A (en) * | 2012-12-03 | 2014-06-12 | Mitsubishi Heavy Ind Ltd | Method for removing corrosion product and salt content in narrow part, and device for cleaning narrow part |
| JP2015007265A (en) * | 2013-06-25 | 2015-01-15 | 日本精工株式会社 | Rolling shaft |
| WO2015137068A1 (en) * | 2014-03-10 | 2015-09-17 | Ntn株式会社 | In-wheel motor drive device |
| CN104632793A (en) * | 2014-12-31 | 2015-05-20 | 无锡贝斯特精机股份有限公司 | Oil duct internal residual scrap iron removing hydraulic component |
| CN105441968A (en) * | 2015-12-18 | 2016-03-30 | 广东鸿图南通压铸有限公司 | Cleaning and rust preventing method and device of die casting inner tube insert |
| CN107882855A (en) * | 2016-09-29 | 2018-04-06 | 乔治费歇尔汽车产品(昆山)有限公司 | Transfer gear ring gear shaft, its manufacture method and include its equipment |
| DE102017120885A1 (en) * | 2017-04-10 | 2018-10-11 | Schaeffler Technologies AG & Co. KG | Method for balancing a hollow shaft and hollow shaft |
| CN207297319U (en) * | 2017-08-09 | 2018-05-01 | 江苏同济分析仪器有限公司 | Liquid chromatograph plunger rod cleaning structure |
| CN207178443U (en) * | 2017-09-11 | 2018-04-03 | 武汉快思维机器人有限公司 | A kind of robot pitman shaft |
| CN110397665A (en) * | 2018-04-25 | 2019-11-01 | 重庆克诺斯齿轮制造有限公司 | A kind of planetary gear shaft |
| CN110480426A (en) * | 2019-09-03 | 2019-11-22 | 贵州航天精工制造有限公司 | A kind of polishing method of irregular inner hole |
| CN212496526U (en) * | 2020-07-02 | 2021-02-09 | 无锡时硕五杰机械有限公司 | Clamp convenient for chip removal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114515714A (en) | 2022-05-20 |
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