CN110053785A - A kind of cleaning of aircraft engine fan blade and spray equipment - Google Patents

A kind of cleaning of aircraft engine fan blade and spray equipment Download PDF

Info

Publication number
CN110053785A
CN110053785A CN201910313121.4A CN201910313121A CN110053785A CN 110053785 A CN110053785 A CN 110053785A CN 201910313121 A CN201910313121 A CN 201910313121A CN 110053785 A CN110053785 A CN 110053785A
Authority
CN
China
Prior art keywords
cleaning
fan blade
car body
aircraft engine
air
Prior art date
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.)
Pending
Application number
CN201910313121.4A
Other languages
Chinese (zh)
Inventor
牛国臣
高庆吉
朱通
吕波漾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Civil Aviation University of China
Original Assignee
Civil Aviation University of China
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Civil Aviation University of China filed Critical Civil Aviation University of China
Priority to CN201910313121.4A priority Critical patent/CN110053785A/en
Publication of CN110053785A publication Critical patent/CN110053785A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0431Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with spray heads moved by robots or articulated arms, e.g. for applying liquid or other fluent material to 3D-surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B16/00Spray booths
    • B05B16/20Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning 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
    • B08B3/12Cleaning 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64FGROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/30Cleaning aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Manufacturing & Machinery (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

A kind of cleaning of aircraft engine fan blade and spray equipment.It includes the air-drying device and air exhausting device, fan blade fixture, transmission rail, spray coating mechanical arm, supersonic wave cleaning machine, industrial personal computer, pumping equipment, cleaning machinery arm and industrial camera of car body and installation on the car body;Effect of the present invention: present apparatus system is capable of providing the cleaning and spraying method that one kind is efficient, automates, operating mode can be improved, improve working efficiency, reduce risk of environmental pollution, so that industry cleaning link development develops towards the direction of high efficiency, low energy consumption, environmental protection, and objective economic benefit can be brought to airline and airport.The present apparatus has highly integrated, reliable, intelligent, environmentally friendly advantage, can guarantee that aircraft engine fan blade cleans up conscientiously and meet the requirements with spraying, has better safety guarantee to the flight safety for guaranteeing aircraft.

Description

A kind of cleaning of aircraft engine fan blade and spray equipment
Technical field
The invention belongs to civil aviaton's technical field of auxiliary equipment, more particularly to a kind of cleaning of aircraft engine fan blade with Spray equipment.
Background technique
Continuing airworthiness maintenance program implementation plan (MTOP) requires every 1800 pilot time, needs to aircraft engine fan Blade dovetail base region is cleaned, is checked, lubricates work.It is most of at present to be cleaned manually, work card requirement Cleaning raw material is isopropanol, is cleaned repeatedly using banister brush, great work intensity, and sucking isopropanol is strong to human body for a long time Health harm is serious.Fan base pressure face coating is checked after cleaning, damaged area and depth are measured, at present for damage Determine to rely on artificial experience.It is sprayed after inspection with molybdenum disulfide, spraying molybdenum disulfide is also harmful to worker's health.
The work quality of existing cleaning and spraying lubricating system is related with the qualification in work, and subjective factor influences It is larger, it is unfavorable for safe flight.Large labor intensity, working environment are severe, and the cleaning solution used is not recycled link, in turn It threatens, pollute the environment to human health.Therefore, it is necessary to develop an automation apparatus for cleaning and lubricating, improve work Operation mode improves working efficiency, reduces risk of environmental pollution, so that industry cleaning link development is towards high efficiency, low energy consumption, environmental protection Direction is developed.In conjunction with the above status and state-of-the art, need to develop a for aircraft engine fan blade pressure face The device that automation is cleaned, lubricated.
Summary of the invention
To solve the above-mentioned problems, the purpose of the present invention is to provide a kind of cleaning of aircraft engine fan blade and sprayings Device.
In order to achieve the above object, aircraft engine fan blade cleaning provided by the invention and spray equipment include car body With the air-drying device and air exhausting device, fan blade fixture, transmission rail, spray coating mechanical arm, ultrasonic cleaning of installation on the car body Machine, industrial personal computer, pumping equipment, cleaning machinery arm and industrial camera;Wherein, the top surface of car body is arranged in the transmission rail, Including transmission chain, idler wheel and driving motor;Two chains cover at multiple parallel arrangement of idler wheel both ends;The output of driving motor Axis is connected with the central axis of an idler wheel;Fan blade fixture is placed on the chain of transmission rail;Supersonic wave cleaning machine air-dries Device and air exhausting device are disposed side by side on the middle upper portion of car body;The lower end of supersonic wave cleaning machine is arranged in pumping equipment;Cleaning The lower end of mechanical arm is mounted on the position for being located at supersonic wave cleaning machine side on car body top surface;Industrial camera is mounted on cleaning machine On tool arm;The lower end of spray coating mechanical arm is mounted on the position for being located at air-drying device and air exhausting device side on car body top surface;Industry control Machine is mounted on the side of car body, and with air-drying device and air exhausting device, spray coating mechanical arm, supersonic wave cleaning machine, cleaning machine Tool arm, industrial camera and driving motor electrical connection.
The described aircraft engine fan blade cleaning and spray equipment further include being mounted on vehicle body side and and industry control The display screen of mechatronics.
The fan blade fixture include supporting plate and be mounted on supporting plate surface for fastening aircraft engine blower leaf The fixing card of on piece difference component.
Aircraft engine fan blade cleaning provided by the invention has the following beneficial effects: with spray equipment
Economic benefit:
Present apparatus system is capable of providing the cleaning and spraying method that one kind is efficient, automates, and can improve operating mode, improve Working efficiency reduces risk of environmental pollution, so that industry cleaning link development develops towards the direction of high efficiency, low energy consumption, environmental protection, and Considerable economic benefit can be brought to airline and airport.
Safety guarantee
The present apparatus has highly integrated, reliable, intelligent, environmentally friendly advantage, can guarantee aircraft engine fan blade conscientiously The quality of cleaning, spraying has better safety guarantee to the flight safety of aircraft.
Detailed description of the invention
Fig. 1 is aircraft engine fan blade provided by the invention cleaning and spray equipment structural perspective.
Fig. 2 is for fan blade fixture in aircraft engine fan blade provided by the invention cleaning and spray equipment and thereon Fan balde structure schematic diagram.
Fig. 3 is aircraft engine fan blade provided by the invention cleaning and guide rail structure schematic diagram in spray equipment.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 1-Fig. 3, aircraft engine fan blade cleaning provided by the invention and spray equipment include car body 10 With air-drying device and air exhausting device 2, fan blade fixture 3, transmission rail 4, the spray coating mechanical arm 5, ultrasound being mounted on car body 10 Wave cleaning machine 6, industrial personal computer 7, pumping equipment 8, cleaning machinery arm 9 and industrial camera;Wherein, the transmission rail 4 setting exists The top surface of car body 10, including transmission chain 11, idler wheel 12 and driving motor;Two chains are covered in multiple parallel arrangement of idler wheels two End;The output shaft of driving motor is connected with the central axis of an idler wheel;Fan blade fixture 3 is placed on the chain of transmission rail 4 On;Supersonic wave cleaning machine 6, air-drying device and air exhausting device 2 are disposed side by side on the middle upper portion of car body 10;Pumping equipment 8 is arranged In the lower end of supersonic wave cleaning machine 6;The lower end of cleaning machinery arm 9, which is mounted on 10 top surface of car body, is located at supersonic wave cleaning machine 6 one The position of side;Industrial camera is mounted on cleaning machinery arm 9;It is upper that the lower end of spray coating mechanical arm 5 is mounted on 10 top surface of car body In the position of air-drying device and 2 side of air exhausting device;Industrial personal computer 7 is mounted on the side of car body 10, and with air-drying device with Air exhausting device 2, spray coating mechanical arm 5, supersonic wave cleaning machine 6, cleaning machinery arm 9, industrial camera and driving motor electrical connection.
The described aircraft engine fan blade cleaning and spray equipment further include being mounted on 10 side of car body and and work The display screen 1 that control machine 7 is electrically connected.
The fan blade fixture 3 includes supporting plate 13 and the surface for being mounted on supporting plate 13, is used for fastening aircraft engine The fixing card 14 of different components in fan blade.
Now aircraft engine fan blade provided by the invention is cleaned and is described below with the application method of spray equipment:
The one end for transmitting close supersonic wave cleaning machine 6 on rail 4 is defined as piece uploading region first;When needs clean and spray When aircraft engine fan blade, by operator by blade base 15,16 and of shim in aircraft engine fan blade Calking block 17 is utilized respectively the supporting plate for the fan blade fixture 3 that fixing card 14 is fixed on the transmission rail 4 for being placed in piece uploading region 13 surfaces, then the driving motor under the control of industrial personal computer 7 on starting transmission rail 4 and air-drying device and air exhausting device 2, sharp Fan blade fixture 3 is transported at supersonic wave cleaning machine 6 together with the workpiece on engine blower blade with transmission chain 11, is closed Driving motor is closed, starts cleaning machinery arm 9 and picks up fan blade fixture 3 from transmission chain 11 together with workpiece, then will Fan blade fixture 3 after workplace vertical from the gap between two transmission chains 11 together with being passed down through and be immersed in ultrasonic wave In cleaning agent in cleaning machine 6, workpiece is cleaned using the ultrasonic wave that supersonic wave cleaning machine 6 issues, is produced in cleaning process Raw exhaust gas can be discharged by air-drying device and air exhausting device 2, and the waste liquid after cleaning is then discharged outside car body 10 by pumping equipment 8;Work After part cleans, fan blade fixture 3 is put back on transmission rail 4 together with workpiece by cleaning machinery arm 9, then starting driving electricity Fan blade fixture 3 is simultaneously transported at air-drying device and air exhausting device 2 by machine together with workpiece, closes driving motor, using air-drying Device and air exhausting device 2 carry out air dry operation to workpiece to dry workpiece.5s is waited after drying, starting driving motor simultaneously will Fan blade fixture 3 is transported back together with workpiece to supersonic wave cleaning machine 6, is imaged by the industry being mounted on cleaning machinery arm 9 The image of machine shooting workpiece surface simultaneously sends industrial personal computer 7 to, is detected by cleaning quality of the industrial personal computer 7 to workpiece, if inspection Mass metering, which is met the requirements, then enters next process, if cleaning quality is not up to standard, utilizes cleaning machinery arm 9 by fan blade Fixture 3 is again dipped into supersonic wave cleaning machine 6 together with workpiece and carries out secondary cleaning and drying, and is detected again.Clean matter Start driving motor after amount is qualified and be transported to fan blade fixture 3 at air-drying device and air exhausting device 2 again together with workpiece, Driving motor is closed, restarts spray coating mechanical arm 5 and solid lubricant is sprayed to the surface of each workpiece, pass through work in spraying process Control machine 7 controls the track of spray coating mechanical arm 5, is finally completed a whole set of spraying process;Lubricant is sharp again after spraying Air dry operation is carried out to workpiece with air-drying device and air exhausting device 2 to dry the workpiece after spraying;All process steps are finished, and are opened Dynamic driving motor makes its reverse rotation, and fan blade fixture 3 is made to return to piece uploading region together with workpiece, waits operator will It is removed.In addition, operator can check the technological parameter of all process steps at display screen 1 and can be by industrial personal computer 7 to technique Parameter is configured, to reach the optimum efficiency of cleaning and spraying.

Claims (3)

1. a kind of aircraft engine fan blade cleaning and spray equipment, it is characterised in that: the aircraft engine fan leaf Piece cleaning includes car body (10) and the air-drying device being mounted on car body (10) and air exhausting device (2), fan leaf with spray equipment Piece fixture (3), transmission rail (4), spray coating mechanical arm (5), supersonic wave cleaning machine (6), industrial personal computer (7), pumping equipment (8), cleaning Mechanical arm (9) and industrial camera;Wherein, the transmission rail (4) is arranged in the top surface of car body (10), including transmission chain (11), idler wheel (12) and driving motor;Two chains cover at multiple parallel arrangement of idler wheel both ends;The output shaft of driving motor with The central axis of one idler wheel is connected;Fan blade fixture (3) is placed on the chain of transmission rail (4);Supersonic wave cleaning machine (6), air-drying device and air exhausting device (2) are disposed side by side on the middle upper portion of car body (10);Pumping equipment (8) is arranged in ultrasonic wave The lower end of cleaning machine (6);The lower end of cleaning machinery arm (9), which is mounted on car body (10) top surface, is located at supersonic wave cleaning machine (6) one The position of side;Industrial camera is mounted on cleaning machinery arm (9);The lower end of spray coating mechanical arm (5) is mounted on car body (10) top It is located at the position of air-drying device and air exhausting device (2) side on face;Industrial personal computer (7) is mounted on the side of car body (10), and It is imaged with air-drying device and air exhausting device (2), spray coating mechanical arm (5), supersonic wave cleaning machine (6), cleaning machinery arm (9), industry Machine and driving motor electrical connection.
2. aircraft engine fan blade cleaning according to claim 1 and spray equipment, it is characterised in that: described flies Machine engine blower leaf cleaning further includes being mounted on car body (10) side and being electrically connected with industrial personal computer (7) with spray equipment Display screen (1).
3. aircraft engine fan blade cleaning according to claim 1 and spray equipment, it is characterised in that: the wind Fan leaf fixture (3) includes supporting plate (13) and the surface for being mounted on supporting plate (13), is used for fastening aircraft engine blower blade The fixing card (14) of different components.
CN201910313121.4A 2019-04-18 2019-04-18 A kind of cleaning of aircraft engine fan blade and spray equipment Pending CN110053785A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910313121.4A CN110053785A (en) 2019-04-18 2019-04-18 A kind of cleaning of aircraft engine fan blade and spray equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910313121.4A CN110053785A (en) 2019-04-18 2019-04-18 A kind of cleaning of aircraft engine fan blade and spray equipment

Publications (1)

Publication Number Publication Date
CN110053785A true CN110053785A (en) 2019-07-26

Family

ID=67319398

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910313121.4A Pending CN110053785A (en) 2019-04-18 2019-04-18 A kind of cleaning of aircraft engine fan blade and spray equipment

Country Status (1)

Country Link
CN (1) CN110053785A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112916439A (en) * 2021-01-15 2021-06-08 南京迪沃航空技术有限公司 Cleaning detection device and cleaning detection method for aircraft engine blade
CN114042695A (en) * 2022-01-13 2022-02-15 中国民航大学 Cleaning and lubricating equipment for fan blades of aircraft engine
CN114082710A (en) * 2022-01-20 2022-02-25 中国民航大学 Cleaning and lubricating system for fan blades of aircraft engine

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1976843A (en) * 2004-06-14 2007-06-06 燃气涡轮效率股份有限公司 System for washing an aero gas turbine engine
CN101180215A (en) * 2005-04-04 2008-05-14 联合工艺公司 Mobile on-wing engine washing and water reclamation system
CN103998340A (en) * 2011-12-16 2014-08-20 杜尔***有限责任公司 Coating installation and corresponding operating method
CN204974592U (en) * 2015-08-28 2016-01-20 贵州西南工具(集团)有限公司 Blade part multislot ultrasonic cleaner
CN106742046A (en) * 2017-01-13 2017-05-31 中国民航大学 Simple hand pulling type aircraft engine cleaning Vehicle
CN207450289U (en) * 2017-11-21 2018-06-05 山东省科学院激光研究所 Aircraft blade cleaning equipment and system
CN108819269A (en) * 2015-12-31 2018-11-16 徐州德坤电气科技有限公司 A kind of Intelligent metal plate part production system that can be sprayed automatically
CN109107809A (en) * 2018-09-05 2019-01-01 泰州易创自动化工程有限公司 A kind of compressor piston surface Teflon spray-painting production line
US20190100332A1 (en) * 2017-10-02 2019-04-04 The Boeing Company Aircraft wing-body section spray containment system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1976843A (en) * 2004-06-14 2007-06-06 燃气涡轮效率股份有限公司 System for washing an aero gas turbine engine
CN101180215A (en) * 2005-04-04 2008-05-14 联合工艺公司 Mobile on-wing engine washing and water reclamation system
CN103998340A (en) * 2011-12-16 2014-08-20 杜尔***有限责任公司 Coating installation and corresponding operating method
CN204974592U (en) * 2015-08-28 2016-01-20 贵州西南工具(集团)有限公司 Blade part multislot ultrasonic cleaner
CN108819269A (en) * 2015-12-31 2018-11-16 徐州德坤电气科技有限公司 A kind of Intelligent metal plate part production system that can be sprayed automatically
CN109013949A (en) * 2015-12-31 2018-12-18 徐州德坤电气科技有限公司 A kind of Intelligent metal plate part production system that can paste sponge automatically
CN106742046A (en) * 2017-01-13 2017-05-31 中国民航大学 Simple hand pulling type aircraft engine cleaning Vehicle
US20190100332A1 (en) * 2017-10-02 2019-04-04 The Boeing Company Aircraft wing-body section spray containment system
CN207450289U (en) * 2017-11-21 2018-06-05 山东省科学院激光研究所 Aircraft blade cleaning equipment and system
CN109107809A (en) * 2018-09-05 2019-01-01 泰州易创自动化工程有限公司 A kind of compressor piston surface Teflon spray-painting production line

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112916439A (en) * 2021-01-15 2021-06-08 南京迪沃航空技术有限公司 Cleaning detection device and cleaning detection method for aircraft engine blade
CN112916439B (en) * 2021-01-15 2022-01-28 南京迪沃航空技术有限公司 Cleaning detection device for aircraft engine blade and cleaning detection method thereof
CN114042695A (en) * 2022-01-13 2022-02-15 中国民航大学 Cleaning and lubricating equipment for fan blades of aircraft engine
CN114042695B (en) * 2022-01-13 2022-04-29 中国民航大学 Cleaning and lubricating equipment for fan blades of aircraft engine
WO2023134043A1 (en) * 2022-01-13 2023-07-20 中国民航大学 Cleaning and lubrication apparatus for fan blades of aircraft engine
CN114082710A (en) * 2022-01-20 2022-02-25 中国民航大学 Cleaning and lubricating system for fan blades of aircraft engine
CN114082710B (en) * 2022-01-20 2022-05-31 中国民航大学 Cleaning and lubricating system for fan blades of aircraft engine

Similar Documents

Publication Publication Date Title
CN110053785A (en) A kind of cleaning of aircraft engine fan blade and spray equipment
CN114042695B (en) Cleaning and lubricating equipment for fan blades of aircraft engine
CN208277269U (en) Cleaning device
CN108160620A (en) A kind of face of weld Paint removing process
CN103770011A (en) Sand blasting rust removal device
CN114985153A (en) Automatic paint spraying equipment of pollution-free part
CN215613447U (en) Efficient rust removing and cleaning device for locomotive bearing
CN205341372U (en) Full -automatic ultrasonic wave of two -layer equation turbo charger housing part integration cleaning machine
CN102513775B (en) Automatic overhauling line and overhauling method of oil pressure vibration absorber
CN117565152A (en) Electric saw chain surface decontamination cleaning equipment
CN203738601U (en) Sand blasting derusting device
CN112720518A (en) Wind turbine generator blade maintenance robot
CN211413021U (en) Aluminum alloy template laser cleaning equipment
CN105080920A (en) Full-automatic solar array air pressure water/steam dual-purpose cleaning system
CN218360049U (en) Rust-resistant fat liquoring mechanism of ball screw warehouse entry
CN114082710B (en) Cleaning and lubricating system for fan blades of aircraft engine
CN204748355U (en) Railway track peening cleaning device
CN204148221U (en) The dual-purpose cleaning systems of full automatic solar array pneumatics water/vapour
CN105289922A (en) Oiling device for crankshaft
CN113460116B (en) Intelligent maintenance robot based on cloud computing
CN108202483A (en) The automatic assembly method and device of a kind of rubber
CN104458312B (en) A kind of flexible manufacturing system cleaning machine incipient fault detection method
CN107199719A (en) A kind of online prosthetic device worn and torn for steel cable core conveying belt and method
CN103308528A (en) Aerial fluorescent penetration detection method
CN104625929B (en) Sucked type coating removal device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20190726

RJ01 Rejection of invention patent application after publication