CN219560834U - Glass cleaning mechanism for glass hollow production line - Google Patents

Glass cleaning mechanism for glass hollow production line Download PDF

Info

Publication number
CN219560834U
CN219560834U CN202320496752.6U CN202320496752U CN219560834U CN 219560834 U CN219560834 U CN 219560834U CN 202320496752 U CN202320496752 U CN 202320496752U CN 219560834 U CN219560834 U CN 219560834U
Authority
CN
China
Prior art keywords
cleaning
concave
rotary
pair
blocks
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.)
Active
Application number
CN202320496752.6U
Other languages
Chinese (zh)
Inventor
林松
朱钰
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.)
Anshan Linyi Glass Co ltd
Original Assignee
Anshan Linyi Glass Co ltd
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 Anshan Linyi Glass Co ltd filed Critical Anshan Linyi Glass Co ltd
Priority to CN202320496752.6U priority Critical patent/CN219560834U/en
Application granted granted Critical
Publication of CN219560834U publication Critical patent/CN219560834U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

Landscapes

  • Cleaning In General (AREA)

Abstract

The utility model discloses a glass cleaning mechanism for a glass hollow production line, which comprises the following components: the cleaning device comprises a concave conveying table, a roller conveyor and a concave cleaning block, wherein the concave cleaning block is arranged on the concave conveying table, the roller conveyor is arranged on the concave conveying table, and cleaning structures are arranged on the concave conveying table and the concave cleaning block; the utility model relates to the technical field of glass processing, wherein a cleaning structure is used for spraying and air-drying glass plates at high speed at the upper end and the lower end, and the dust and liquid on the glass plates are cleaned and collected through active expansion and contraction in the vertical direction, so that the adjustment in the vertical direction is carried out according to the thickness of different glass plates and the corrugation on the glass plates, and meanwhile, sewage is filtered and recycled through a filtering component.

Description

Glass cleaning mechanism for glass hollow production line
Technical Field
The utility model relates to the technical field of glass processing, in particular to a glass cleaning mechanism for a glass hollow production line.
Background
The glass cleaner is special equipment for cleaning and drying the surface of glass in the front working procedures of deep processing technology such as glass mirror making, vacuum coating, tempering, hot bending, hollow glass lamination and the like, thereby playing a vital role in glass manufacturing.
At present, in the glass cleaning process of a mirror plating production line, the surface is stained with a lot of stains, the glass is required to be cleaned, and the traditional cleaning is to spray water on the surface of the glass through a water pipe and brush the surface of the glass through a roller.
However, the brush and the water spraying pipe in the prior art are mutually independent, so that stains are easy to adhere to the brush in the process of washing the surface of glass, the stains are accumulated for a long time to influence the washing effect of the subsequent glass, and meanwhile, the wastewater after washing the glass is not recycled and directly discharged, so that the water resource is wasted.
Disclosure of Invention
In order to achieve the above purpose, the utility model is realized by the following technical scheme: a glass cleaning mechanism for a glass hollow production line, comprising: the cleaning device comprises a concave conveying table, a roller conveyor and a concave cleaning block, wherein the concave cleaning block is arranged on the concave conveying table, the roller conveyor is arranged on the concave conveying table, and cleaning structures are arranged on the concave conveying table and the concave cleaning block;
the cleaning structure comprises: the cleaning device comprises a pair of concave cleaning inner blocks, a plurality of spray pipes, a plurality of air-drying pipes, an air pump, an air-filling shunt pipe, a spray shunt pipe, a collecting box, a liquid pump, a plurality of cleaning discs, a plurality of circular cleaning brushes, a plurality of rotary transmission shaft pipes, a plurality of rotary transmission shafts, a plurality of transmission pins, a pair of cleaning driving boxes, a plurality of extrusion spring columns, a plurality of extrusion correction blocks, a plurality of rotary gears, a pair of rotary racks, a plurality of rotary speed change gears and a filtering assembly;
the pair of concave cleaning inner blocks are arranged on the inner sides of the concave transportation table and the concave cleaning inner blocks, the plurality of spraying pipes and the plurality of air drying pipes are uniformly arranged on the pair of concave cleaning inner blocks, the air charging split-flow pipe is connected to the plurality of air drying pipes, the air charging pump is arranged on the concave cleaning inner blocks, the air charging pump is connected to the air charging split-flow pipe, the spraying split-flow pipe is connected to the plurality of spraying pipes, the collecting box is arranged on the side wall of the concave transportation table, the liquid suction pump is arranged on the collecting box, the liquid suction pump is connected to the spraying split-flow pipe, the pair of concave cleaning inner blocks are respectively arranged on the concave transportation table and the concave cleaning inner blocks, the plurality of rotary transmission shaft pipes are respectively movably inserted on the inner sides of the plurality of rotary transmission shafts through uniform insertion bearings in the pair of concave cleaning inner blocks, the plurality of rotary transmission shafts are respectively movably inserted on the pair of rotary transmission shaft pipes, the plurality of rotary transmission shafts are respectively arranged on the pair of rotary transmission shaft sleeves respectively, the rotary transmission shafts are respectively arranged on the cleaning pin sleeves respectively, the rotary transmission shafts are respectively arranged on the pair of rotary transmission shafts respectively, the rotary transmission sleeves are respectively provided with the rotary transmission shafts respectively, the rotary transmission sleeves are respectively, the rotary cleaning pin sleeves are respectively provided on the rotary cleaning pin sleeves, and the rotary cleaning pin sleeves are respectively, the cleaning pin sleeves are respectively and the cleaning pin is respectively and the cleaning. The rotary gear is arranged on the rotary transmission shafts, the rotary racks are sleeved on the rotary gears, the rotary speed change gears are arranged on the concave cleaning inner blocks, the rotary speed change gears are meshed with the rotary racks, and the filtering assembly is connected to the concave cleaning inner blocks, the concave cleaning inner blocks and the collecting box.
Preferably, the filter assembly comprises: a pair of T-shaped drainage tubes, a pair of discharge valves, a pair of square support blocks, a pair of replacement inner tubes, a plurality of filter screens, filter carbon and filter cotton;
the T-shaped drainage tubes are respectively inserted into the concave cleaning inner blocks and the concave cleaning inner blocks, the discharging valves are respectively arranged on the T-shaped drainage tubes, the rectangular support blocks are respectively arranged on the T-shaped drainage tubes, the inner tubes are respectively movably inserted into the T-shaped drainage tubes, the filter screens are uniformly arranged on the inner sides of the rectangular support blocks, and the filter charcoal and the filter cotton are uniformly arranged on the inner sides of the rectangular support blocks.
Preferably, a pair of the concave cleaning inner blocks and the inner sides of the pair of the concave cleaning inner blocks are respectively provided with a drainage inclined sheet.
Preferably, a plurality of the extrusion correcting blocks are respectively provided with a ball groove, and the inner sides of the ball grooves are respectively provided with correcting balls.
Preferably, the concave cleaning block and the concave transportation table are respectively provided with a plurality of arc pipes, the inner sides of the arc pipes are respectively provided with an arc telescopic rod, and the inner sides of the arc pipes are respectively provided with an extrusion spring column.
Preferably, a plurality of the arc telescopic rods are respectively provided with an extrusion scraping blade, and a plurality of the extrusion scraping blades are respectively provided with extrusion cotton.
Advantageous effects
The utility model provides a glass cleaning mechanism for a glass hollow production line. The beneficial effects are as follows: this glass cleaning mechanism for glass cavity production line sprays the glass board at high speed and air-dries at high speed at both ends about going on through clean structure, through the activity on the vertical direction flexible to reach dust and the liquid on the glass board and clean the collection, thereby reach the thickness of glass board according to the difference and carry out the regulation on the vertical direction with the ripple on the glass board, filter the recycling with sewage simultaneously through filter unit.
Drawings
Fig. 1 is a schematic front view in cross section of a glass cleaning mechanism for a glass hollow production line according to the present utility model.
Fig. 2 is a schematic side cross-sectional view of a glass cleaning mechanism for a glass hollow production line according to the present utility model.
In the figure: 1. a concave transport table; 2. a roller conveyor; 3. a concave cleaning block; 4. concave cleaning the inner block; 5. a concave cleaning inner block; 6. a cleaning disc; 7. a circular ring cleaning brush; 8. rotating the driveshaft tube; 9. rotating the transmission shaft; 10. a guide pin; 11. cleaning the driving box; 12. extruding a spring column; 13. extruding the correction block; 14. a rotary gear; 15. rotating the rack; 16. a T-shaped drainage tube; 17. a discharge valve; 18. a loop-shaped supporting block; 19. replacing the inner tube; 20. a filter screen; 21. filtering carbon; 22. and (5) filtering cotton.
Detailed Description
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.
Examples
As shown in fig. 1-2, the concave cleaning block 3 is mounted on the concave transportation platform 1, the roller type transporter 2 is mounted on the concave transportation platform 1, and cleaning structures are mounted on the concave transportation platform 1 and the concave cleaning block 3;
specifically, the cleaning structure comprises: the cleaning device comprises a pair of concave cleaning inner blocks 4, a pair of concave cleaning inner blocks 5, a plurality of spray pipes, a plurality of air-drying pipes, an air pump, an air-charging shunt pipe, a spray shunt pipe, a collecting box, a liquid pump, a plurality of cleaning discs 6, a plurality of circular cleaning brushes 7, a plurality of rotating transmission shaft 9 pipes 8, a plurality of rotating transmission shafts 9, a plurality of transmission pins 10, a pair of cleaning driving boxes 11, a plurality of extrusion spring columns 12, a plurality of extrusion correction blocks 13, a plurality of rotating gears 14, a pair of rotating racks 15, a plurality of rotating speed change gears and a filtering component;
specifically, a pair of concave cleaning inner blocks 4 are installed on the inner sides of the concave transportation table 1 and the concave cleaning blocks 3, a plurality of spraying pipes and a plurality of air drying pipes are uniformly installed on the pair of concave cleaning inner blocks 4, an inflating shunt pipe is connected to the plurality of air drying pipes, an inflating pump is installed on the concave cleaning blocks 3, the inflating pump is connected to the inflating shunt pipe, the spraying shunt pipe is connected to the plurality of spraying pipes, a collecting box is installed on the side wall of the concave transportation table 1, a liquid pump is installed on the collecting box, the liquid pump is connected to the spraying shunt pipe, a pair of concave cleaning inner blocks 5 are respectively installed on the concave transportation table 1 and the concave cleaning blocks 3, the plurality of rotating transmission shaft 9 pipes 8 are uniformly inserted and installed on a pair of concave cleaning inner blocks 5 through bearings, the plurality of rotating transmission shafts 9 are respectively movably inserted and installed on the inner sides of the plurality of rotating transmission shaft 9 pipes 8, pin grooves are respectively formed on the plurality of rotating transmission shafts 9 and the plurality of rotating transmission shaft 9 pipes 8, the plurality of transmission pins 10 are respectively installed on the inner sides of the pin grooves on the plurality of rotating transmission shafts 9, the plurality of cleaning discs 6 are respectively installed on the plurality of rotating transmission shafts 9, the plurality of circular cleaning brushes 7 are respectively installed on the plurality of cleaning discs 6, the plurality of extrusion spring columns 12 are respectively installed on the inner sides of the plurality of rotating transmission shaft 9 pipes 8, the plurality of extrusion correction blocks 13 are respectively installed on the plurality of extrusion spring columns 12, a pair of cleaning driving boxes 11 are respectively installed on the pair of concave cleaning inner blocks 5, and a pair of clean driving case 11 suit respectively in a pair of on the rotating drive shaft 9, a plurality of rotating gear 14 install respectively in a plurality of on the rotating drive shaft 9, a pair of rotating rack 15 suit respectively in a plurality of on the rotating gear 14, a plurality of rotating speed gear installs in a pair of on the clean interior piece of concave 5, and a plurality of rotating speed gear respectively with a pair of gear engagement between the rotating rack 15, filtering component connect in clean interior piece of concave 5, the interior piece of concave 4 of cleaning and on the collecting box.
In the above description, the glass plate is transported horizontally by the roller conveyor 2 on the concave transportation table 1, the liquid on the inner side of the collecting box is guided to the inner side of the spraying shunt pipe by the liquid suction pump on the concave cleaning block 3, the liquid is guided to the inner sides of the plurality of spraying pipes by the spraying shunt pipe, the spraying liquid is sprayed to the upper and lower ends of the glass plate by the plurality of spraying pipes, the glass plate is cleaned by high-pressure spraying, the inflating shunt pipe is inflated by the inflating pump, the high-pressure gas is guided to the inner sides of the plurality of air-drying pipes by the inflating shunt pipe, the liquid on the glass plate is air-dried at a high speed by the air-drying gas, before the air-drying, the air-drying is performed by the cleaning driving box 11, the rotating transmission shaft 9 pipe 8 on the air-drying box is driven to rotate by the cleaning driving box 11, the rotating gear 14 on the air-drying transmission shaft 9 pipe 8 is driven, the rotary rack 15 is driven by the rotary gear 14, the rotary gears 14 are driven by the magnetic rack to rotate, the rotary transmission shaft 9 tube 8 is respectively driven by the rotary gears 14, the conductive pin 10 is driven by the rotary transmission shaft 9 tube 8, the rotary transmission shaft 9 is respectively driven by the rotary conductive pin 10, the extrusion correction block 13 is respectively driven by the extrusion spring column 12 on the inner side of the rotary transmission shaft 9 tube 8, the rotary transmission shaft 9 is pushed by the extrusion correction block 13, the cleaning disc 6 is driven by the rotary transmission shaft 9, the circular ring cleaning brush 7 on the cleaning disc 6 is actively extruded onto the glass plate, thereby achieving the purpose of actively extruding and rotationally cleaning the glass plate in the vertical direction, at the same time, the cleaning liquid is recovered by the filter assembly, and at the same time, the rotary rack 15 is subjected to tightness adjustment by the rotary change gear (the derailleur of the bicycle).
As shown in fig. 1-2, the filter assembly comprises: a pair of T-shaped drainage pipes 16, a pair of discharge valves 17, a pair of square support blocks 18, a pair of replacement inner pipes 19, a plurality of filter screens, filter carbon and filter cotton;
specifically, the filter assembly comprises: a pair of T-shaped drainage pipes 16, a pair of discharge valves 17, a pair of square support blocks 18, a pair of replacement inner pipes 19, a plurality of filter screens, filter carbon and filter cotton.
In the above description, the inner tube 19 is replaced by the inner side of the rectangular support block 18 inside the T-shaped drainage tube 16, and the liquid is filtered into a rectangular shape by the filter screen, the filter carbon and the filter cotton inside the inner tube 19, and the different solid positions are deposited at the bottom end of the T-shaped drainage tube 16 by the three drainage effects of the T-shaped drainage tube 16, the liquid is drained through the side wall, and the precipitate is discharged through the discharge valve 17.
Preferably, a pair of the concave cleaning inner blocks 4 and a pair of the concave cleaning inner blocks 5 are respectively provided with a drainage inclined plate on the inner side.
As a preferable scheme, a plurality of the extrusion correcting blocks 13 are respectively provided with a ball groove, and the inner sides of the ball grooves are respectively provided with correcting balls.
As a preferred solution, the concave cleaning block 3 and the concave transportation table 1 are respectively provided with a plurality of arc tubes, the inner sides of the arc tubes are respectively provided with an arc telescopic rod, and the inner sides of the arc tubes are respectively provided with an extrusion spring column 12.
As an optimal scheme, a plurality of arc telescopic rods are respectively provided with extrusion scraping blades, and a plurality of extrusion scraping blades are respectively provided with extrusion cotton.
Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A glass cleaning mechanism for a glass hollow production line, comprising: the cleaning device comprises a concave conveying table, a roller conveyor and a concave cleaning block and is characterized in that the concave cleaning block is arranged on the concave conveying table, the roller conveyor is arranged on the concave conveying table, and cleaning structures are arranged on the concave conveying table and the concave cleaning block;
the cleaning structure comprises: the cleaning device comprises a pair of concave cleaning inner blocks, a plurality of spray pipes, a plurality of air-drying pipes, an air pump, an air-filling shunt pipe, a spray shunt pipe, a collecting box, a liquid pump, a plurality of cleaning discs, a plurality of circular cleaning brushes, a plurality of rotary transmission shaft pipes, a plurality of rotary transmission shafts, a plurality of transmission pins, a pair of cleaning driving boxes, a plurality of extrusion spring columns, a plurality of extrusion correction blocks, a plurality of rotary gears, a pair of rotary racks, a plurality of rotary speed change gears and a filtering assembly;
the pair of concave cleaning inner blocks are arranged on the inner sides of the concave transportation table and the concave cleaning inner blocks, the plurality of spraying pipes and the plurality of air drying pipes are uniformly arranged on the pair of concave cleaning inner blocks, the air charging split-flow pipe is connected to the plurality of air drying pipes, the air charging pump is arranged on the concave cleaning inner blocks, the air charging pump is connected to the air charging split-flow pipe, the spraying split-flow pipe is connected to the plurality of spraying pipes, the collecting box is arranged on the side wall of the concave transportation table, the liquid suction pump is arranged on the collecting box, the liquid suction pump is connected to the spraying split-flow pipe, the pair of concave cleaning inner blocks are respectively arranged on the concave transportation table and the concave cleaning inner blocks, the plurality of rotary transmission shaft pipes are respectively movably inserted on the inner sides of the plurality of rotary transmission shafts through uniform insertion bearings in the pair of concave cleaning inner blocks, the plurality of rotary transmission shafts are respectively movably inserted on the pair of rotary transmission shaft pipes, the plurality of rotary transmission shafts are respectively arranged on the pair of rotary transmission shaft sleeves respectively, the rotary transmission shafts are respectively arranged on the cleaning pin sleeves respectively, the rotary transmission shafts are respectively arranged on the pair of rotary transmission shafts respectively, the rotary transmission sleeves are respectively provided with the rotary transmission shafts respectively, the rotary transmission sleeves are respectively, the rotary cleaning pin sleeves are respectively provided on the rotary cleaning pin sleeves, and the rotary cleaning pin sleeves are respectively, the cleaning pin sleeves are respectively and the cleaning pin is respectively and the cleaning. The rotary gear is arranged on the rotary transmission shafts, the rotary racks are sleeved on the rotary gears, the rotary speed change gears are arranged on the concave cleaning inner blocks, the rotary speed change gears are meshed with the rotary racks, and the filtering assembly is connected to the concave cleaning inner blocks, the concave cleaning inner blocks and the collecting box.
2. The glass cleaning mechanism for a glass hollow production line according to claim 1, wherein the filter assembly comprises: a pair of T-shaped drainage tubes, a pair of discharge valves, a pair of square support blocks, a pair of replacement inner tubes, a plurality of filter screens, filter carbon and filter cotton;
the T-shaped drainage tubes are respectively inserted into the concave cleaning inner blocks and the concave cleaning inner blocks, the discharging valves are respectively arranged on the T-shaped drainage tubes, the rectangular support blocks are respectively arranged on the T-shaped drainage tubes, the inner tubes are respectively movably inserted into the T-shaped drainage tubes, the filter screens are uniformly arranged on the inner sides of the rectangular support blocks, and the filter charcoal and the filter cotton are uniformly arranged on the inner sides of the rectangular support blocks.
3. The glass cleaning mechanism for a glass hollow production line according to claim 2, wherein the inner sides of the pair of concave cleaning inner blocks and the pair of concave cleaning inner blocks are respectively provided with a drainage inclined piece.
4. The glass cleaning mechanism for a glass hollow production line according to claim 3, wherein a plurality of the extrusion correction blocks are respectively provided with a ball groove, and the inner sides of the ball grooves are respectively provided with correction balls.
5. The glass cleaning mechanism for a glass hollow production line according to claim 4, wherein the concave cleaning block and the concave conveying table are respectively provided with a plurality of arc tubes, the inner sides of the arc tubes are respectively provided with an arc telescopic rod, and the inner sides of the arc tubes are respectively provided with an extrusion spring column.
6. The glass cleaning mechanism for a glass hollow production line according to claim 5, wherein a plurality of the circular arc telescopic rods are respectively provided with extrusion scraping blades, and a plurality of the extrusion scraping blades are respectively provided with extrusion cotton.
CN202320496752.6U 2023-03-15 2023-03-15 Glass cleaning mechanism for glass hollow production line Active CN219560834U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320496752.6U CN219560834U (en) 2023-03-15 2023-03-15 Glass cleaning mechanism for glass hollow production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320496752.6U CN219560834U (en) 2023-03-15 2023-03-15 Glass cleaning mechanism for glass hollow production line

Publications (1)

Publication Number Publication Date
CN219560834U true CN219560834U (en) 2023-08-22

Family

ID=87660229

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320496752.6U Active CN219560834U (en) 2023-03-15 2023-03-15 Glass cleaning mechanism for glass hollow production line

Country Status (1)

Country Link
CN (1) CN219560834U (en)

Similar Documents

Publication Publication Date Title
CN209051184U (en) A kind of digital decorating machine mill base bucket cleaning drying device
CN212418909U (en) Bubble cleaning machine for processing salted pork trotter
CN115179542A (en) Film laminating method and device for glass production and processing
CN219560834U (en) Glass cleaning mechanism for glass hollow production line
CN117103079B (en) Pipe rust removing device for machining
CN107971268A (en) A kind of cleaning, drying machinery for machine components
CN113102373A (en) Ultrasonic cleaning machine system
CN112808650A (en) Integrated circuit board cleaning device for integrated circuit test
CN112588676A (en) CNC (computer numerical control) machining equipment for mobile phone battery cover plate and working method of CNC machining equipment
CN210407036U (en) A cleaning equipment for honey shaddock
CN218360910U (en) Automatic cleaning equipment is used in doubling glass production
CN116553182A (en) Transmission device and transmission method for solar photovoltaic panel production
CN216606450U (en) Portable assembly line is dust collector for equipment
CN215498870U (en) Circulating surface cleaning device for photovoltaic panel production
CN2723059Y (en) Automatic round pipe internal and external cleaner
CN108499937A (en) A kind of photovoltaic panel processing cleaning equipment
CN115475782A (en) Full-automatic 3D cover plate cleaning line and cleaning process thereof
CN112087890A (en) Dustproof electric automation control platform
CN220760385U (en) Belt cleaning device is used in steel pipe production
CN117483314B (en) Cleaning device for solid wood furniture processing
CN218964836U (en) Chip removal clearance mechanism for machining center
CN218108781U (en) Two-way glass cleaning equipment
CN219494694U (en) Rubber roll air-dries device
CN220551099U (en) Novel cleaning device for oil field well repairing equipment for oil well
CN111330761B (en) Intelligent furniture paint spraying device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant