CN114146995B - Bearing ring cleaning method - Google Patents
Bearing ring cleaning method Download PDFInfo
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- CN114146995B CN114146995B CN202111438073.5A CN202111438073A CN114146995B CN 114146995 B CN114146995 B CN 114146995B CN 202111438073 A CN202111438073 A CN 202111438073A CN 114146995 B CN114146995 B CN 114146995B
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- cleaning
- bearing ring
- hydrocarbon
- cleaning agent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
A bearing ring cleaning method relates to a bearing ring cleaning method. In order to solve the problems of poor cleaning quality and potential safety hazard of the bearing and parts cleaned by 180# aviation washing gasoline. The method comprises the following steps: and carrying out ultrasonic cleaning and dehydration cleaning on the bearing ring by adopting a dehydration hydrocarbon cleaning agent, then carrying out primary degassing ultrasonic cleaning and secondary degassing ultrasonic cleaning by adopting a hydrocarbon cleaning agent, recovering the dehydration hydrocarbon cleaning agent and the hydrocarbon cleaning agent, and cooling the bearing ring to finish the process. The invention adopts the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent to clean the ferrule parts to meet the cleaning requirement before submitting, and the cleaning performance is equal to or higher than 180# aviation washing gasoline. The cleaning quality is high, the cleaning agent has no harm to human body, and the safety production is ensured. The invention is suitable for cleaning the bearing ring.
Description
Technical Field
The invention relates to a bearing ring cleaning method.
Background
Aiming at improving the cleanliness control capability of an aeroengine, the cleanliness grade control requirement of a bearing is the most strict, a certain gap exists between the actual cleanliness level and the cleanliness grade control requirement of the bearing at present, and the development of the cleanliness control of the bearing and parts is of great importance. At present, 180# aviation washing gasoline is used as one of the earliest most traditional cleaning agents, has the advantages of wide cleaning range, good effect, low cost and the like, but also has the fatal weakness, is inflammable and explosive (flash point-9-10 ℃) which is a main problem limiting the use of the cleaning agent, is extremely dangerous in transportation and storage, is not suitable for cleaning machines and ultrasonic cleaning, is forbidden in foreign countries, and is also in phase-out in China.
The national gasoline substitution work is fully developed, the military enterprises are various in product types, complex in process and multiple in checking and controlling processes, the difficulty is increased for replacing the traditional 180# gasoline, novel high-flash-point solvent type environment-friendly and safe mediums are developed and applied, and the cleaning process route is improved to replace 180# gasoline for cleaning aviation bearings and parts.
At present, 180# aviation washing gasoline is adopted for cleaning before submitting the bearings and parts, so that the bearing and parts are more in consumption, are cleaned purely manually, are poor in cleaning quality consistency, are low in cleanliness level, and have potential safety hazards.
Disclosure of Invention
The invention provides a bearing ring cleaning method for solving the problems of poor cleaning quality and potential safety hazards of a bearing and parts cleaned by 180# aviation washing gasoline.
The bearing ring cleaning method comprises the following steps:
firstly, ultrasonically cleaning a bearing ring by adopting a dehydrated hydrocarbon cleaning agent;
step two, dehydrating and cleaning the bearing ring cleaned in the step one by adopting a dehydrated hydrocarbon cleaning agent;
step three, carrying out once degassing ultrasonic cleaning on the bearing ring cleaned in the step two by adopting hydrocarbon cleaning agents;
step four, carrying out secondary degassing ultrasonic cleaning on the bearing ring cleaned in the step three by adopting a hydrocarbon cleaning agent;
step five, recycling the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted in the cleaning in the step one to the step four;
and step six, cooling the bearing ring to finish the process.
The invention has the beneficial effects that:
1. the invention adopts the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent to clean, the ultrasonic cleaning can meet the cleaning requirement before the ferrule parts are submitted, and the cleaning performance is equal to or higher than 180# aviation washing gasoline.
2. The bearing ring cleaned by the method provided by the invention is subjected to visual appearance and cleanliness inspection, the cleaning quality is high, and the cleanliness grade meets the requirement that the pollutant weight per square centimeter is less than or equal to 2mg.
3. The dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted by the invention are not inflammable and explosive products, have no harm to human bodies and ensure safe production.
Drawings
FIG. 1 is a bearing ring before cleaning in example 1;
fig. 2 shows the bearing ring after cleaning in example 1.
Detailed Description
The technical scheme of the invention is not limited to the specific embodiments listed below, and also comprises any reasonable combination of the specific embodiments.
The first embodiment is as follows: the bearing ring cleaning method of the embodiment is carried out according to the following steps:
firstly, ultrasonically cleaning a bearing ring by adopting a dehydrated hydrocarbon cleaning agent;
step two, dehydrating and cleaning the bearing ring cleaned in the step one by adopting a dehydrated hydrocarbon cleaning agent;
step three, carrying out once degassing ultrasonic cleaning on the bearing ring cleaned in the step two by adopting hydrocarbon cleaning agents;
step four, carrying out secondary degassing ultrasonic cleaning on the bearing ring cleaned in the step three by adopting a hydrocarbon cleaning agent;
step five, recycling the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted in the cleaning in the step one to the step four;
and step six, cooling the bearing ring to finish the process.
The present embodiment has the following advantageous effects:
1. according to the embodiment, the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent are adopted for cleaning, the ultrasonic cleaning can meet the cleaning requirement before the ferrule parts are submitted, and the cleaning performance is equal to or higher than that of 180# aviation washing gasoline.
2. The bearing ring cleaned by the method in the embodiment is subjected to visual appearance and cleanliness inspection, the cleaning quality is high, and the cleanliness grade meets the requirement that the pollutant weight per square centimeter is less than or equal to 2mg.
3. The dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted in the embodiment are not inflammable and explosive products, do not harm human bodies, and ensure safe production.
The second embodiment is as follows: the first difference between this embodiment and the specific embodiment is that: the ultrasonic cleaning time is 60-180 s.
And a third specific embodiment: this embodiment differs from the first or second embodiment in that: and step two, the dehydration cleaning time is 60-180 s.
The specific embodiment IV is as follows: this embodiment differs from one of the first to third embodiments in that: step three, the time of the once degassing ultrasonic cleaning is 120-360 s; the primary degassing ultrasonic cleaning was carried out under negative pressure, at a pressure of 10mbar.
Fifth embodiment: this embodiment differs from one to four embodiments in that: and step four, the time of the secondary degassing ultrasonic cleaning is 120-360 s, the secondary degassing ultrasonic cleaning is carried out under negative pressure, and the pressure is 10mbar.
Specific embodiment six: this embodiment differs from one of the first to fifth embodiments in that: and step five, vacuum distillation is adopted for recycling when recycling is carried out, and the time is 240-360 s.
Seventh embodiment: this embodiment differs from one of the first to sixth embodiments in that: and step six, the cooling time is 220-300 s.
Eighth embodiment: this embodiment differs from one of the first to seventh embodiments in that: the dehydrated hydrocarbon cleaning agent comprises, by mass, 10% of water, 1% of a dehydrating agent and 89% of a hydrocarbon cleaning agent.
Detailed description nine: this embodiment differs from one to eight of the embodiments in that: the hydrocarbon cleaning agent in the third step and the fourth step is C n H 2n+2 N is 10 to 12.
Example 1:
the bearing ring cleaning method of the embodiment comprises the following steps:
firstly, ultrasonically cleaning a bearing ring by adopting a dehydrated hydrocarbon cleaning agent; the ultrasonic cleaning time is 60-180 s;
step two, dehydrating and cleaning the bearing ring cleaned in the step one by adopting a dehydrated hydrocarbon cleaning agent; the dehydration cleaning time is 60-180 s;
step three, carrying out once degassing ultrasonic cleaning on the bearing ring cleaned in the step two by adopting hydrocarbon cleaning agents; the time of the once degassing ultrasonic cleaning is 120-360 s; the primary degassing ultrasonic cleaning is carried out under the negative pressure, and the pressure is 10mbar;
step four, carrying out secondary degassing ultrasonic cleaning on the bearing ring cleaned in the step three by adopting a hydrocarbon cleaning agent; the secondary degassing ultrasonic cleaning is carried out under the negative pressure, and the pressure is 10mbar; the secondary degassing ultrasonic cleaning time is 120-360 s;
step five, recycling the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted in the cleaning in the step one to the step four; the recovery is carried out by vacuum distillation, and the time is 240-360 s;
step six, cooling the bearing ring to finish; the cooling time is 220-300 s;
: the dehydrated hydrocarbon cleaning agent comprises, by mass, 10% of water, 1% of a dehydrating agent and 89% of a hydrocarbon cleaning agent.
The hydrocarbon cleaning agent in the third step and the fourth step is C n H 2n+2 N is 10-12;
the embodiment adopts the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent for cleaning, the ultrasonic cleaning can meet the cleaning requirement before the ferrule parts are submitted, and the cleaning performance is equal to or higher than that of 180# aviation washing gasoline. The bearing ring cleaned by the method is subjected to visual appearance and cleanliness inspection, the cleaning quality is high, and the cleanliness grade meets the requirement that the pollutant weight per square centimeter is less than or equal to 2mg. The dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted in the implementation are not inflammable and explosive products, and have no harm to human bodies, so that the safe production is ensured. FIG. 1 is a bearing ring before cleaning in example 1; fig. 2 shows the bearing ring after cleaning in example 1. As can be seen from a comparison of fig. 1 and 2, the dirt, emulsifier, and the like remaining in the bearing ring hole before cleaning are completely removed, and the cleanliness of the bearing ring is significantly improved.
Claims (1)
1. The bearing ring cleaning method is characterized by comprising the following steps of: the bearing ring cleaning method comprises the following steps:
firstly, ultrasonically cleaning a bearing ring by adopting a dehydrated hydrocarbon cleaning agent;
step two, dehydrating and cleaning the bearing ring cleaned in the step one by adopting a dehydrated hydrocarbon cleaning agent;
step three, carrying out once degassing ultrasonic cleaning on the bearing ring cleaned in the step two by adopting hydrocarbon cleaning agents;
step four, carrying out secondary degassing ultrasonic cleaning on the bearing ring cleaned in the step three by adopting a hydrocarbon cleaning agent;
step five, recycling the dehydrated hydrocarbon cleaning agent and the hydrocarbon cleaning agent adopted in the cleaning in the step one to the step four;
step six, cooling the bearing ring to finish;
the dehydrated hydrocarbon cleaning agent comprises, by mass, 10% of water, 1% of a dehydrating agent and 89% of a hydrocarbon cleaning agent;
the hydrocarbon cleaning agent in the third step and the fourth step is C n H 2n+2 N is 10-12;
step one, the ultrasonic cleaning time is 60 to 180 seconds;
step two, the dehydration cleaning time is 60-180 s;
step three, the time of the once degassing ultrasonic cleaning is 120-360 s; the primary degassing ultrasonic cleaning is carried out under the negative pressure, and the pressure is 10mbar;
step four, the secondary degassing ultrasonic cleaning time is 120-360 s; the secondary degassing ultrasonic cleaning is carried out under the negative pressure, and the pressure is 10mbar;
step five, vacuum distillation recovery is adopted during recovery, and the time is 240-360 s;
and step six, the cooling time is 220-300 s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111438073.5A CN114146995B (en) | 2021-11-29 | 2021-11-29 | Bearing ring cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111438073.5A CN114146995B (en) | 2021-11-29 | 2021-11-29 | Bearing ring cleaning method |
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| Publication Number | Publication Date |
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| CN114146995A CN114146995A (en) | 2022-03-08 |
| CN114146995B true CN114146995B (en) | 2023-09-12 |
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| CN202111438073.5A Active CN114146995B (en) | 2021-11-29 | 2021-11-29 | Bearing ring cleaning method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115463896A (en) * | 2022-09-22 | 2022-12-13 | 哈尔滨轴承集团有限公司 | Improved process for ultrasonic cleaning of bearing ring |
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|---|---|---|---|---|
| DE3626054A1 (en) * | 1985-07-10 | 1987-06-25 | Waelzlager Normteile Veb | Process and device for the ultrasonic cleaning of rotationally symmetrical series parts |
| WO1993004755A1 (en) * | 1991-08-30 | 1993-03-18 | Kabushiki Kaisha Toshiba | Method and device for draining-washing, and concentration type filter used therefor |
| JP2002018372A (en) * | 2000-07-03 | 2002-01-22 | Kobe Steel Ltd | Cleaning method and cleaning equipment |
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| CN103878142A (en) * | 2014-03-12 | 2014-06-25 | 张家港市港威超声电子有限公司 | Bearing part hydrocarbon cleaning device |
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| JP2017185471A (en) * | 2016-04-09 | 2017-10-12 | 株式会社クリンビー | Emulsion washing device |
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| WO2017198232A1 (en) * | 2016-05-20 | 2017-11-23 | 深圳国宝造币有限公司 | High-precision washing process of gold and silver coin billet cake |
| CN109127581A (en) * | 2018-10-25 | 2019-01-04 | 苏州市洁力美工业设备有限公司 | A kind of efficient hydrocarbon cleaning machine and cleaning method |
| CN110523695A (en) * | 2019-08-19 | 2019-12-03 | 重庆迈纳姆智能装备研究院有限公司 | A kind of Multifunctional cleaning device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09212571A (en) * | 1996-01-30 | 1997-08-15 | Funai Electric Co Ltd | Information reading device |
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- 2021-11-29 CN CN202111438073.5A patent/CN114146995B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3626054A1 (en) * | 1985-07-10 | 1987-06-25 | Waelzlager Normteile Veb | Process and device for the ultrasonic cleaning of rotationally symmetrical series parts |
| WO1993004755A1 (en) * | 1991-08-30 | 1993-03-18 | Kabushiki Kaisha Toshiba | Method and device for draining-washing, and concentration type filter used therefor |
| JP2002018372A (en) * | 2000-07-03 | 2002-01-22 | Kobe Steel Ltd | Cleaning method and cleaning equipment |
| CN203526136U (en) * | 2013-10-12 | 2014-04-09 | 然斯康波达机电设备(深圳)有限公司 | Automatic bearing hydrocarbon washing machine |
| CN103878142A (en) * | 2014-03-12 | 2014-06-25 | 张家港市港威超声电子有限公司 | Bearing part hydrocarbon cleaning device |
| JP2017185471A (en) * | 2016-04-09 | 2017-10-12 | 株式会社クリンビー | Emulsion washing device |
| WO2017198232A1 (en) * | 2016-05-20 | 2017-11-23 | 深圳国宝造币有限公司 | High-precision washing process of gold and silver coin billet cake |
| CN107030060A (en) * | 2017-04-06 | 2017-08-11 | 深圳市鑫承诺环保产业股份有限公司 | A kind of paraffin removal cleaning of bath article |
| CN107354475A (en) * | 2017-07-10 | 2017-11-17 | 厦门金越电器有限公司 | A kind of anti-copper oxidation hydrocarbon cleaning method and its equipment |
| CN109127581A (en) * | 2018-10-25 | 2019-01-04 | 苏州市洁力美工业设备有限公司 | A kind of efficient hydrocarbon cleaning machine and cleaning method |
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| CN114146995A (en) | 2022-03-08 |
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