CN108422073A - A kind of automatic soldering device of auto expansion valve - Google Patents
A kind of automatic soldering device of auto expansion valve Download PDFInfo
- Publication number
- CN108422073A CN108422073A CN201810333440.7A CN201810333440A CN108422073A CN 108422073 A CN108422073 A CN 108422073A CN 201810333440 A CN201810333440 A CN 201810333440A CN 108422073 A CN108422073 A CN 108422073A
- Authority
- CN
- China
- Prior art keywords
- expansion valve
- rack
- fixture
- water
- automatic soldering
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
- B23K13/04—Welding by high-frequency current heating by conduction heating
- B23K13/043—Seam welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
- B23K13/06—Welding by high-frequency current heating characterised by the shielding of the welding zone against influence of the surrounding atmosphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/003—Cooling means
Abstract
The invention discloses a kind of automatic soldering devices of auto expansion valve, including rack and the discoid workbench being rotatably arranged in rack, workbench is equipped with several fixtures for placing expansion valve, rack is equipped with and is arranged in order and ring-shaped distributed feed mechanism, cleaning mechanism, solder sheet installing mechanism, nitrogen protection mechanism, heat welding mechanism, magnetism servo-electric motor water-cooling, wiper mechanism and water removal body, solder installing machine structure includes the carriage for being located at the vibration feeding disk of rack side and being horizontally set on above fixture, the discharge port of vibration feeding disk is equipped with the passage of tilt distribution, opened up on passage for solder sheet by recirculation hole, compared with prior art, the present invention realizes flow line production, it is high and stable with welding quality, production efficiency is high, the low advantage of production cost.
Description
【Technical field】
The present invention relates to the technical field of expansion valve making apparatus, the automatic welding of especially a kind of auto expansion valve is hinged with
It sets.
【Background technology】
Automobile air conditioning refrigerating system uses thermal expansion valve, utilizes such as fluorine profit of sensitive gas temperature sensitivity in temperature sensing package
It is liquid to hold high in low temperature, when high temperature gasification carry out the opening and closing of control valve, i.e., felt using the temperature sensing package mounted in evaporator exit
Know that the degree of superheat degree of superheat of refrigerant vapour refers to the numerical value that steam actual temperature is higher than evaporating temperature, thus carrys out variable expansion valve
The size of aperture, to control the liquid refrigerant flow into evaporator.Therefore the sealing requirements of auto expansion valve are high, one
Gas in denier temperature sensing package is leaked, then defective valve.The welding quality of auto expansion valve is the important guarantee of its leakproofness.
The welding of existing auto expansion valve makes solder sheet melt using addition solder sheet, and welding is completed full of weld seam.If
For manual welding, then it is difficult to control the amount of solder, while auto expansion valve welding quality is related to operating personnel's technical merit, no
Only welding quality is difficult to ensure, and welding quality consistency is not high, and operating personnel's working environment is also very severe.
The Chinese invention patent of Patent No. ZL201010176546.4 discloses a kind of multistation weldering of auto expansion valve
Connection device and its method.It includes preparing station, preheating station, high-frequency heating station, Water-cooled work station, washing station, washing work
Position, workbench, baffle and working rotary table.Expansion valve and solder sheet are positioned ready on station manually when use, infrared inductor
Sense on preheating station that then flame heating tube declines, and is preheated to expansion valve and solder, reaches setting when having expansion valve
After heating time, station turnplate rotation, after carrying out high-frequency heating, water cooling, cleaning and washing step successively, you can take expansion valve
Under.It has reached flow line production, and production efficiency is high, and application method is simple, and operating personnel is not required to have high technology water
It is flat.However since expansion valve has had connected capillary and temperature sensing package before soldering, in order to make solder sheet it is smooth be placed on it is swollen
It on swollen valve, needs to open up notch in solder sheet, when the device welds expansion valve, needs solder sheet notch being directed at capillary
With the junction of expansion valve so that solder sheet is embedded on the capillary, therefore manually installation process to the accurate of operator
It spends more demanding, causes working efficiency low, use is extremely inconvenient.
【Invention content】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of automatic welding tipping of auto expansion valve
It sets, solder sheet alignment expansion valve can be reached and realizes that mechanization is installed, improve working efficiency.
To achieve the above object, the present invention proposes a kind of automatic soldering device of auto expansion valve, including rack and turns
The dynamic discoid workbench being arranged in the rack, the workbench are equipped with several fixtures for placing expansion valve,
The rack is equipped with and is arranged in order and ring-shaped distributed feed mechanism, cleaning mechanism, solder sheet installing mechanism, nitrogen protection
Mechanism, heating welding mechanism, magnetism servo-electric motor water-cooling, wiper mechanism and water removal body, the fixture can be made successively by rotating the workbench
With the feed mechanism, cleaning mechanism, solder sheet installing mechanism, nitrogen protection mechanism, heating welding mechanism, magnetism servo-electric motor water-cooling, clear
Washing machine structure and water removal body correspond to, and the feed mechanism includes one being obliquely installed and offering the storage tank for sandwiched expansion valve
With the feeding cylinder for being fixed on the storage tank side, one end of the storage tank is corresponded in the top of the fixture, it is described on
Material cylinder is located at the other side of storage tank, and the scraping wings being drivingly connected with the feeding cylinder is equipped in the storage tank, described
The scraping wings can be driven to be slided along storage tank for feeding cylinder so that expansion valve is packed into the fixture, the solder installing machine structure
Include the vibration feeding disk positioned at rack side and the carriage being horizontally set on above fixture, the discharging of the vibration feeding disk
Mouth is equipped with the passage of tilt distribution, open up on the passage for solder sheet by recirculation hole, set in the recirculation hole
There is a gib block corresponding with notch in solder sheet, the carriage is located at the lower section of passage, and the carriage is acceptable from leading
Solder sheet that expects pipe is fallen simultaneously is passed on expansion valve.
Preferably, the cleaning mechanism includes the seesaw frame being arranged in the rack in sliding by the driving of cleaning motor
It is fixed on the seesaw frame with the bottom of the support arm being arranged on the seesaw frame, the support arm, the top position of the support arm
In the top of fixture and it is fixed with cleaning brush, sliding the seesaw frame can make cleaning brush back and forth swipe the expansion being fixed on fixture
Valve.
Preferably, the nitrogen protection mechanism includes the jet pump being fixed in the rack and for holding nitrogen
Air accumulator, the jet pump are connect with air accumulator, and the workbench is equipped with towards the fixture and is connect with the jet pump
Nitrogen jet nozzle.
Preferably, the heating welding mechanism includes high frequency electric source case and lifting platform, the lifting platform is equipped with and height
The heating tube of frequency power case connection, the heating tube are located at the top of fixture, and it is in that can rise that the lifting platform is connect with drive component
In the rack, lifting the heating tube can make it close to the fixture so that solder sheet melting reaches welding for the setting of drop.
Preferably, the driving component includes the leading arm being vertically arranged in the rack and is fixed on the high frequency
Lifting cylinder on power supply box offers the guide groove being distributed vertically on the leading arm, and the lifting platform is installed in institute
It states in guide groove and is connect with lifting cylinder, the lifting cylinder can drive the lifting platform back and forth to be lifted along guide groove.
Preferably, magnetism servo-electric motor water-cooling includes the water pump being fixed in the rack and the water tank for holding cooling water, institute
It states water pump to connect with water tank, the workbench is equipped with towards the fixture and the sparge pipe that connect with the water pump.
Preferably, the wiper mechanism includes the guide post being vertically arranged in the rack and is nested on the guide post
Mounting plate, the rack is equipped with the control cylinder that is connect with mounting plate, cleaning motor is fixed on the mounting plate, described
Mounting plate is equipped with slide plate, and the cleaning motor is connect through eccentric rod gear with the slide plate, and cleaning is connected on the slide plate
Brush, the cleaning brush connect through water pipe with the water pump, the control cylinder can drive the mounting plate along guide post lifting so that
Expansion valve of the cleaning brush on the fixture.
Preferably, the water removal body is the fan housing being located above the fixture, the fan housing is equipped with towards institute
That states fixture removes Water fan.
Preferably, the carriage is equipped with the conveyer belt driven by feeder motor, the passage and the conveying
Gap corresponding with solder sheet thickness is equipped between band.
Beneficial effects of the present invention：Expansion valve is pushed in fixture by feed mechanism and is fixed by the present invention, with workbench
Rotation the notch of solder sheet is directed to the company of expansion valve and capillary by solder sheet installing mechanism after the cleaning of cleaned mechanism
Place is met, and it is made to be seated on expansion valve, reaches mechanization installation, with the further rotation of workbench so that be equipped with weldering
After the expansion valve of tablet carries out heating welding, water cooling, cleaning and water removal process successively, you can dry expansion valve is obtained, and it is existing
There is technology to compare, the present invention changes the mode of existing manual placement expansion valve and solder sheet, is reached using gib block in passage
To the commutation of solder sheet, it can be directed at expansion valve, and realized in the installation to expansion valve of mechanization by the conveying of carriage,
And inflated with nitrogen processing is carried out before heating is welded, solder oxidation is placed, the present invention realizes flow line production, has welding quality
High and stable, production efficiency is high, the low advantage of production cost.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram that welding mechanism is heated in the present invention；
Fig. 3 is the structural schematic diagram of wiper mechanism in the present invention；
In figure：1- racks, 2- workbench, 3- fixtures, 4- storage tanks, 5- feedings cylinder, 6- scraping wings, 7- vibration feedings
Disk, 8- carriages, 9- passages, 10- recirculation holes, 11- gib blocks, 12- cleanings motor, 13- seesaw frames, 14- support arms, 15- are clear
Clean brush, 16- jet pumps, 17- air accumulators, 18- nitrogen jets nozzle, 19- high frequency electric sources case, 20- lifting platforms, 21- heating tubes,
22- leading arms, 23- lifting cylinders, 24- guide grooves, 25- water pumps, 26- water tanks, 27- sparge pipes, 28- guide posts, 29- mounting plates,
30- controls cylinder, 31- cleanings motor, 32- slide plates, 33- conveyer belts, 34- cleaning brush, 35- fan housings, 36- except Water fan, 37- are defeated
Power transmission machine.
【Specific implementation mode】
Refering to fig. 1 to Fig. 3, the present invention includes rack 1 and the discoid workbench 2 that is rotatably arranged in the rack 1,
The workbench 2 is equipped with 8 fixtures 3 for placing expansion valve, 3 evenly spaced distribution of fixture, and workbench 2 turns every time
Dynamic 45 degree, the rack 1 equipped be arranged in order and ring-shaped distributed feed mechanism, cleaning mechanism, solder sheet installing mechanism,
Nitrogen protection mechanism, heating welding mechanism, magnetism servo-electric motor water-cooling, wiper mechanism and water removal body, rotate the workbench 2 can make it is described
Fixture 3 successively with the feed mechanism, cleaning mechanism, solder sheet installing mechanism, nitrogen protection mechanism, heating welding mechanism, water
Cold structure, wiper mechanism and water removal body correspond to, and the feed mechanism is obliquely installed including one and offers for sandwiched expansion
One end of the storage tank 4 of valve and the feeding cylinder 5 for being fixed on 4 side of the storage tank, the storage tank 4 is corresponded in the fixture
3 top, the feeding cylinder 5 are located at the other side of storage tank 4, are equipped in the storage tank 4 and are driven with the feeding cylinder 5
The scraping wings 6 of connection, the scraping wings 6 can be driven to be slided along storage tank 4 for the feeding cylinder 5 so that expansion valve is packed into the folder
In tool 3, the solder installing machine structure includes being located at the vibration feeding disk 7 of 1 side of rack and being horizontally set on defeated above fixture 3
Frame 8, the discharge port of the vibration feeding disk 7 is sent to be equipped with the passage 9 of tilt distribution, opened up for solder on the passage 9
Piece by recirculation hole 10, the diameter of recirculation hole 10 is slightly larger than the diameter of solder sheet, can be slid along recirculation hole 10, described
Gib block 11 corresponding with notch in solder sheet is equipped in recirculation hole 10, the width of gib block 11 is slightly less than and notch in solder sheet
Width, the carriage 8 is located at the lower section of passage 9, and the acceptable solder sheet fallen from passage 9 of the carriage 8 is simultaneously
It is passed on expansion valve.
Specifically, the cleaning mechanism include by cleaning motor 12 driving in sliding be arranged it is reciprocal in the rack 1
Frame 13 and the support arm 14 being arranged on the seesaw frame 13, the bottom of the support arm 14 is fixed on the seesaw frame 13, described
The top of support arm 14 is located at the top of fixture 3 and is fixed with cleaning brush 15, and sliding the seesaw frame 13 can make cleaning brush 15 reciprocal
Swipe the expansion valve being fixed on fixture 3.
Specifically, the nitrogen protection mechanism includes the jet pump 16 being fixed in the rack 1 and for holding nitrogen
Air accumulator 17, the jet pump 16 connect with air accumulator 17, the workbench 2 be equipped with towards the fixture 3 and with it is described
The nitrogen jet nozzle 18 that jet pump 16 connects.
Specifically, the heating welding mechanism includes high frequency electric source case 19 and lifting platform 20, the lifting platform 20 is equipped with
The heating tube 21 being connect with high frequency electric source case 19, the heating tube 21 are located at the top of fixture 3, the lifting platform 20 and driving group
Part connection is arranged in liftable in the rack 1, and lifting the heating tube 21 can make it close to the fixture 3 so that solder
Piece melting reaches welding.
Specifically, the driving component includes the leading arm 22 being vertically arranged in the rack 1 and is fixed on the height
Lifting cylinder 23 on frequency power case 19 offers the guide groove 24 being distributed vertically, the lifting platform 20 on the leading arm 22
It is installed in the guide groove 24 and is connect with lifting cylinder 23, the lifting cylinder 23 can drive 20 edge of the lifting platform
Guide groove 24 back and forth lifts.When fixture 3 turns to below heating welding mechanism, lifting cylinder 23 drives lifting platform 20 to decline,
Heating tube 21 heats solder sheet.
Specifically, magnetism servo-electric motor water-cooling includes the water pump 25 being fixed in the rack 1 and the water tank 26 for holding cooling water,
The water pump 25 is connect with water tank 26, and the workbench 2 is equipped with towards the fixture 3 and the water spray that is connect with the water pump 25
Pipe 27.
Specifically, the wiper mechanism includes the guide post 28 being vertically arranged in the rack 1 and is nested in the guide post
Mounting plate 29 on 28, the rack 1 are equipped with the control cylinder 30 being connect with mounting plate 29, are fixed on the mounting plate 29
Motor 31 is cleaned, the mounting plate 29 is equipped with slide plate 32, and the cleaning motor 31 is through eccentric rod gear and the slide plate 32
It connects, cleaning brush 34 is connected on the slide plate 32, the cleaning brush 34 is connect through water pipe with the water pump 25, the control cylinder
30 can drive the mounting plate 29 to be lifted along guide post 28 so that expansion valve of the cleaning brush 34 on the fixture 3, eccentric
Link mechanism drives the slide plate 32 to reciprocatingly slide, so that cleaning brush 34 back and forth swipes expansion valve.
Specifically, the water removal body is the fan housing 35 for being located at 3 top of the fixture, the fan housing 35 is equipped with direction
The fixture 3 removes Water fan 36, removes 36 high-speed rotation of Water fan so that the moisture attached on expansion valve is blown off, and is made
Expansion valve is obtained to reach except water process.
Specifically, the carriage 8 is equipped with the conveyer belt 33 that is driven by feeder motor 37, the passage 9 with it is described
Gap corresponding with solder sheet thickness is equipped between conveyer belt 33.The front end of conveyer belt 33 is corresponding with fixture 3, when conveyer belt 33 will
When solder sheet is fed forward, the notch of solder sheet can be made to be packed into the extracapillary of expansion valve.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme all belong to the scope of protection of the present invention.
Claims (9)
1. a kind of automatic soldering device of auto expansion valve, including rack (1) and the disk that is rotatably arranged in the rack (1)
The workbench (2) of shape, it is characterised in that：The workbench (2) is equipped with several fixtures (3) for placing expansion valve, described
Rack (1) is equipped with and is arranged in order and ring-shaped distributed feed mechanism, cleaning mechanism, solder sheet installing mechanism, nitrogen protection
Mechanism, heating welding mechanism, magnetism servo-electric motor water-cooling, wiper mechanism and water removal body, the fixture can be made by rotating the workbench (2)
(3) successively with the feed mechanism, cleaning mechanism, solder sheet installing mechanism, nitrogen protection mechanism, heating welding mechanism, water cooling
Mechanism, wiper mechanism and water removal body correspond to, and the feed mechanism is obliquely installed including one and offers for sandwiched expansion valve
Storage tank (4) and be fixed on the feeding cylinder (5) of the storage tank (4) side, one end of the storage tank (4) is corresponded in institute
The top of fixture (3) is stated, the feeding cylinder (5) is located at the other side of storage tank (4), is equipped with and institute in the storage tank (4)
The scraping wings (6) of feeding cylinder (5) drive connection is stated, the feeding cylinder (5) can drive the scraping wings (6) along storage tank
(4) it slides so that expansion valve is packed into the fixture (3), the solder installing machine structure includes the vibration positioned at rack (1) side
Loading plate (7) and the carriage (8) being horizontally set on above fixture (3), the discharge port of the vibration feeding disk (7), which is equipped with, to incline
The passage (9) being tiltedly distributed, open up on the passage (9) for solder sheet by recirculation hole (10), the recirculation hole (10)
Interior to be equipped with gib block (11) corresponding with notch in solder sheet, the carriage (8) is located at the lower section of passage (9), described defeated
It send the acceptable solder sheet fallen from passage (9) of frame (8) and is passed on expansion valve.
2. a kind of automatic soldering device of auto expansion valve according to claim 1, it is characterised in that：The cleaning mechanism
Include being driven the seesaw frame (13) being arranged in the rack (1) in sliding by cleaning motor (12) and being arranged in the seesaw frame
(13) bottom of the support arm (14) on, the support arm (14) is fixed on the seesaw frame (13), the top of the support arm (14)
Positioned at the top of fixture (3) and it is fixed with cleaning brush (15), sliding the seesaw frame (13) can be such that cleaning brush (15) back and forth swipes
The expansion valve being fixed on fixture (3).
3. a kind of automatic soldering device of auto expansion valve according to claim 2, it is characterised in that：The nitrogen protection
Mechanism includes the jet pump (16) being fixed in the rack (1) and the air accumulator (17) for holding nitrogen, the jet pump
(16) it is connect with air accumulator (17), the workbench (2) is equipped with towards the fixture (3) and is connect with the jet pump (16)
Nitrogen jet nozzle (18).
4. a kind of automatic soldering device of auto expansion valve according to claim 1, it is characterised in that：The heating welding
Mechanism includes high frequency electric source case (19) and lifting platform (20), and the lifting platform (20) is equipped with to be connect with high frequency electric source case (19)
Heating tube (21), the heating tube (21) are located at the top of fixture (3), and it is in that can rise that the lifting platform (20) connect with drive component
In the rack (1), lifting the heating tube (21) can make it close to the fixture (3) so that solder sheet melts for the setting of drop
Reach welding.
5. a kind of automatic soldering device of auto expansion valve according to claim 4, it is characterised in that：The driving component
Including the leading arm (22) being vertically arranged in the rack (1) and the lifting cylinder being fixed on the high frequency electric source case (19)
(23), the guide groove (24) being distributed vertically is offered on the leading arm (22), the lifting platform (20) is installed in described
It is connect in guide groove (24) and with lifting cylinder (23), the lifting cylinder (23) can drive the lifting platform (20) along guide groove
(24) reciprocal lifting.
6. a kind of automatic soldering device of auto expansion valve according to claim 1, it is characterised in that：Magnetism servo-electric motor water-cooling includes
The water pump (25) being fixed in the rack (1) and the water tank (26) for holding cooling water, the water pump (25) and water tank
(26) it connects, the workbench (2) is equipped with towards the fixture (3) and the sparge pipe (27) that is connect with the water pump (25).
7. a kind of automatic soldering device of auto expansion valve according to claim 6, it is characterised in that：The wiper mechanism
It is described including the guide post (28) being vertically arranged in the rack (1) and the mounting plate (29) being nested on the guide post (28)
Rack (1) is equipped with the control cylinder (30) being connect with mounting plate (29), and cleaning motor is fixed on the mounting plate (29)
(31), the mounting plate (29) is equipped with slide plate (32), and the cleaning motor (31) is through eccentric rod gear and the slide plate
(32) it connecting, connection cleaning brush (34), the cleaning brush (34) connect through water pipe with the water pump (25) on the slide plate (32),
The mounting plate (29) can be driven to be lifted along guide post (28) for the control cylinder (30) so that the cleaning brush (34) is close to described
Expansion valve on fixture (3).
8. a kind of automatic soldering device of auto expansion valve according to claim 1, it is characterised in that：The water removal body
To be located at the fan housing (35) above the fixture (3), the fan housing (35) is equipped with towards the fixture (3) and removes Water fan
(36)。
9. a kind of automatic soldering device of auto expansion valve according to claim 1, it is characterised in that：The carriage
(8) it is equipped with the conveyer belt (33) driven by feeder motor (37), is equipped between the passage (9) and the conveyer belt (33)
Gap corresponding with solder sheet thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810333440.7A CN108422073A (en) | 2018-04-13 | 2018-04-13 | A kind of automatic soldering device of auto expansion valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810333440.7A CN108422073A (en) | 2018-04-13 | 2018-04-13 | A kind of automatic soldering device of auto expansion valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108422073A true CN108422073A (en) | 2018-08-21 |
Family
ID=63160997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810333440.7A Pending CN108422073A (en) | 2018-04-13 | 2018-04-13 | A kind of automatic soldering device of auto expansion valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108422073A (en) |
Cited By (9)
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|---|---|---|---|---|
| CN108838593A (en) * | 2018-08-22 | 2018-11-20 | 芜湖美奥机械科技有限公司 | A kind of compressor of air conditioner upper housing exhaust pipe welder |
| CN108856957A (en) * | 2018-08-22 | 2018-11-23 | 芜湖美奥机械科技有限公司 | A kind of compressor of air conditioner upper housing exhaust pipe welding equipment with smearing mechanism |
| CN108971814A (en) * | 2018-08-22 | 2018-12-11 | 芜湖美奥机械科技有限公司 | A kind of compressor of air conditioner upper housing exhaust pipe automatic welding device |
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| CN108856957B (en) * | 2018-08-22 | 2023-02-17 | 芜湖美奥机械科技有限公司 | Air condition compressor upper shell exhaust pipe welding equipment with smearing mechanism |
| CN108856957A (en) * | 2018-08-22 | 2018-11-23 | 芜湖美奥机械科技有限公司 | A kind of compressor of air conditioner upper housing exhaust pipe welding equipment with smearing mechanism |
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