CN105665983B - The spot welding system of automobile production welding robot - Google Patents
The spot welding system of automobile production welding robot Download PDFInfo
- Publication number
- CN105665983B CN105665983B CN201610264917.1A CN201610264917A CN105665983B CN 105665983 B CN105665983 B CN 105665983B CN 201610264917 A CN201610264917 A CN 201610264917A CN 105665983 B CN105665983 B CN 105665983B
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- China
- Prior art keywords
- manipulator
- welding gun
- cavity
- water
- inner chamber
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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
- 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
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The present invention relates to robot, the specifically spot welding system of automobile production welding robot, including robot forearm and manipulator, manipulator is hinged by wrist with forearm, manipulator is connected with welding gun, the gas entered from wrist one end through manipulator enters welding gun, and the cooling water entered from the wrist other end enters welding gun electrode part through manipulator, then is partly refluxed to the other end described in wrist from electrode；Manipulator described in flowing through the gas or cooling water-driven of manipulator is elongated or shortened.On the one hand the present invention is supplied water by each leading into cooling water and gases at high pressure out of hollow manipulator for welding gun electrode part, and Butt welding gun is cooled down；On the other hand it can be welding gun supply, necessary pressure is provided for robot welding；The present apparatus is ingenious in design, easy to use, it is easy to safeguard, greatly improves robot operating efficiency.
Description
Technical field
The present invention relates to the spot welding system of the robot of automobile manufacturing field, specifically automobile production welding robot
System.
Background technology
Robot is widely used in industrial production, especially in the welding process that auto parts are produced and are processed,
The arm of robot meets industrial demand by doing to swing with circumference rotary motion.With the hair of advanced manufacturing technology
Exhibition, has turned into the outstanding feature that welding automatization technology is modernized using robot welding.Welding robot due to highly versatile,
The advantage of reliable operation, is more and more paid attention to by people.But matched spot welding aqueous vapor transport of kinetic energy, control mode
It is more chaotic.Pipe-line layout trend is random, various terminal is multifarious, safeguards
Work is complicated and function is single, and many problems occurred to Robot Spot Welding can not make effective control, serious shadow
Ring machine task efficiency, reduce the stability of welding quality.
The content of the invention
For above-mentioned technical problem, the present invention provides a kind of automobile production for carrying out supply and water circulation by manipulator and used
The spot welding system of welding robot.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：The spot welding system of automobile production welding robot
System, including robot forearm and manipulator, manipulator are hinged by wrist with forearm, and manipulator is connected with welding gun, from wrist one
End enter gas enter welding gun through manipulator, from the wrist other end enter cooling water through manipulator enter welding gun electrode portion
Point, then it is partly refluxed to the other end described in wrist from electrode；Manipulator described in flowing through the gas or cooling water-driven of manipulator is stretched
Long or shortening.
Preferably, the wrist includes rotatable hollow gyroaxis, the radial direction side of the gyroaxis is fixedly connected with institute
Manipulator is stated, radial direction opposite side and the forearm of gyroaxis are hinged；The manipulator is hollow manipulator, is arranged at manipulator
Manipulator inner chamber is divided into closed air cavity and water cavity by middle dividing plate, and gyroaxis inner chamber two ends are separated by intermediate plate,
Gas from the inflow of gyroaxis inner chamber one end is through the air cavity inflow welding gun；Flowed into from the gyroaxis inner chamber other end
Cooling water enters the welding gun electrode part through water cavity, then is partly refluxed to the other end described in gyroaxis inner chamber from electrode.
Preferably, the manipulator includes hollow shell and is arranged on the shell inner cavity and front end passes through cover closure
Hollow inner casing, inner casing is connected with the welding gun, and shell inner cavity and the inner casing inner chamber constitutes the manipulator inner chamber, the dividing plate
It is made up of the preceding dividing plate being arranged in the middle of inner casing inner chamber and the rear bulkhead being arranged in the middle of shell inner cavity, front and rear dividing plate can be slided relatively
Dynamic, the manipulator inner chamber is divided into the air cavity and water cavity by the front and rear dividing plate；Flow through the gas of air cavity or flow through water cavity
Inner casing described in water-driven is cooled down to stretch out or retraction shell inner cavity.
Preferably, the welding gun is arranged on the cover plate of inner casing, cover plate is provided with the water hole connected with water cavity, should
Water hole is connected by water pipe with the water inlet of welding gun；The cover plate is provided with the stomata connected with air cavity, and the stomata passes through tracheae
Connected with the air inlet of welding gun.
Preferably, gyroaxis side wall offers two through holes, one of through hole is connected one described in rotating shaft inner chamber
End and air cavity, the other end and water cavity described in another through hole connection rotating shaft inner chamber；Intracavitary is provided with two springs in the manipulator, its
In a spring be arranged in water cavity, another spring is arranged in air cavity, and one end of two springs is connected with the cover plate, two springs
The other end be connected with gyroaxis side wall.
Preferably, opening up several grooves along its length in the shell inner cavity inwall, the inner casing outer wall is provided with number
Individual sliding block, each sliding block is stretched into corresponding groove and can moved along groove.
Preferably, being provided with sealing strip along its length in each groove.
Preferably, sealing gasket is provided with before and after described between dividing plate.
It is of the invention by each leading into cooling water and gases at high pressure out of hollow manipulator it was found from upper technical scheme,
On the one hand supplied water for welding gun electrode part, Butt welding gun is cooled down；On the other hand it can be welding gun supply, be provided for robot welding
Necessary pressure；The present apparatus is ingenious in design, easy to use, it is easy to safeguard, greatly improves robot operating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of preferred embodiment of the present invention.
Embodiment
The present invention is discussed in detail with reference to Fig. 1：
The spot welding system of automobile production welding robot, including robot forearm 1 and manipulator 2, manipulator passes through wrist
Portion 4 is hinged with forearm 1, and manipulator is connected with welding gun 6, and the gas entered from wrist one end through manipulator enters welding gun, is welding gun
Supply；The cooling water entered from the wrist other end enters welding gun electrode part through manipulator, then from electrode is partly refluxed to wrist
The other end, is that welding gun electrode carries out water circulation, takes away the heat of work；Meanwhile, flow through the gas or cooling water of manipulator
The manipulator is driven to elongate or shorten, so that the position of the welding gun of regulation, it is ensured that welding gun is located at optimum welding position.
Preferably, the wrist 4 includes rotatable hollow gyroaxis 42, the radial direction side of the gyroaxis is fixedly connected
The manipulator, radial direction opposite side and the forearm of gyroaxis are hinged, and forearm drives torch swinging, and gyroaxis can drive welding gun
Rotate, so that welding gun is in optimum welding position；The manipulator is hollow manipulator, is arranged in the middle of manipulator inner chamber
Dividing plate 33 manipulator is divided into closed air cavity 36 and water cavity 37, it is ensured that air cavity and water cavity are each independent, each other not
In the presence of the phenomenon of leakage；The two ends of gyroaxis inner chamber 43 are separated by intermediate plate 44, the inner chamber at two ends is not interconnected；From institute
The gas for stating the inflow of gyroaxis inner chamber one end flows into the welding gun through air cavity；The cooling flowed into from the gyroaxis inner chamber other end
Water enters the welding gun electrode part through water cavity, then is partly refluxed to the other end described in gyroaxis inner chamber from electrode.Aforesaid way,
Manipulator is realized while supplying and supplying water.
The manipulator 2 include hollow shell 21 and be arranged on the shell inner cavity and front end by cover plate 3 close it is hollow
Inner casing 22, inner casing is connected with the welding gun, and shell inner cavity and the inner casing inner chamber constitutes the manipulator inner chamber, the dividing plate 33
It is made up of the preceding dividing plate 331 being arranged in the middle of inner casing inner chamber and the rear bulkhead 332 being arranged in the middle of shell inner cavity, front and rear dividing plate can
Relative to slide, the manipulator inner chamber is divided into the air cavity and water cavity by the front and rear dividing plate；Flow through the gas of air cavity or flow through
Inner casing described in the cooling water-driven of water cavity stretches out or retraction shell inner cavity, so as to drive welding gun to move.
Preferably, the side wall of gyroaxis 4 offers two through holes 41, one of through hole is connected described in rotating shaft inner chamber
One end and air cavity, the other end and water cavity described in another through hole connection rotating shaft inner chamber；The welding gun is arranged on the cover plate 3,
Easy for installation, demolition and maintenance are simple；Cover plate 3 is provided with the water hole 31 connected with water cavity, and the water hole passes through water pipe 34 and welding gun
Water inlet is connected；The cover plate is provided with the stomata 32 connected with air cavity, and the stomata is connected by the air inlet of tracheae 35 and welding gun
It is logical., it is necessary to when supplying in implementation process, gases at high pressure are made to enter air cavity by through hole from gyroaxis inner chamber one end, then from gas
Chamber enters the air inlet of welding gun by the stomata and tracheae of cover plate, so as to be welding gun supply；When need supply water when, make cooling water from
The gyroaxis inner chamber other end enters water cavity by another through hole, then enters welding gun from water cavity by water hole on cover plate and water pipe
Water inlet, so that the electrode part of Butt welding gun is cooled down, takes away heat, the water after being cooled down to electrode is directly back to back
The rotating shaft inner chamber other end, again participate in circulation, due to being cooled down to electrode after water from the rotating shaft inner chamber other end circuit compared with
Long, it can natural cooling in cyclic process.Can also heat exchange be carried out to the water of backflow, after being allowed to cool again in implementation process
Again circulation is participated in.
In the present invention, intracavitary is provided with two springs 5 in the manipulator 2, wherein a spring is arranged in water cavity, another spring
It is arranged in air cavity, one end of two springs is connected with the cover plate, the other end of two springs connects with gyroaxis side wall
Connect.In welding process, when welding gun from pad farther out when, seal the water hole and stomata, cooling water is logical from gyroaxis inner chamber
Cross the through hole and enter water cavity so that inner casing stretches out shell in the presence of cooling water, so as to drive welding gun close to pad, together
When spring extend；If welding gun is too near from pad, a part of cooling water of intracavitary can be flowed back in rotating shaft from through hole in manipulator
Chamber, in the presence of spring-return power, makes inner casing gradually retract shell inner cavity, so that welding gun is in optimal welding position.
Similarly, inner casing can be driven to move in the presence of gases at high pressure and air cavity spring.In welding process, it need to such as be supplied water to welding gun
Or/and supply, water hole or/and the stomata on cover plate only need to be opened, makes cooling water or/and welding gun, it is simple to operate.
The shell inner cavity inwall of the present invention opens up several grooves 221 along its length, and the inner casing outer wall is provided with several cunnings
Block 241, each sliding block is stretched into corresponding groove and can moved along groove；The process extended and retracted in inner casing, sliding block is along recessed
Groove is moved, and the accurate movement of inner casing can be achieved；Sealing strip 222 is provided with along its length in each groove, it is ensured that
The sealing of manipulator inner chamber；When inner casing is moved, preceding dividing plate 331 is shifted along, and is set between preceding dividing plate and rear bulkhead
Sealing gasket 333, it is ensured that sealing of the preceding dividing plate in movement between front and rear dividing plate, prevents air cavity from being connected with water cavity.
The technical scheme provided above the embodiment of the present invention is described in detail, specific case used herein
Principle and embodiment to the embodiment of the present invention are set forth, and the explanation of above example is only applicable to help and understands this
The principle of inventive embodiments；Simultaneously for those of ordinary skill in the art, according to the embodiment of the present invention, in specific embodiment party
It will change in formula and application, in summary, this specification content should not be construed as limiting the invention.
Claims (6)
1. the spot welding system of automobile production welding robot, including robot forearm and manipulator, manipulator by wrist with
Forearm is hinged, and manipulator is connected with welding gun, it is characterised in that：The gas entered from wrist one end through manipulator enters welding gun, from
The cooling water that the wrist other end enters enters welding gun electrode part through manipulator, then is partly refluxed to from electrode another described in wrist
End；Manipulator described in flowing through the gas or cooling water-driven of manipulator is elongated or shortened；The wrist includes rotatable hollow
Gyroaxis, the radial direction side of the gyroaxis is fixedly connected with the manipulator, and radial direction opposite side and the forearm of gyroaxis are hinged；
The manipulator is hollow manipulator, is arranged at the dividing plate in the middle of manipulator and manipulator inner chamber is divided into closed air cavity and water
Chamber, gyroaxis inner chamber two ends are separated by intermediate plate, and the gas from the inflow of gyroaxis inner chamber one end is through air cavity inflow institute
State welding gun；The cooling water flowed into from the gyroaxis inner chamber other end enters the welding gun electrode part through water cavity, then from electrode
It is partly refluxed to the other end described in gyroaxis inner chamber；The manipulator includes hollow shell and is arranged on the shell inner cavity and front end
By the hollow inner casing of cover closure, inner casing is connected with the welding gun, and shell inner cavity and the inner casing inner chamber constitutes the machinery
Hand inner chamber, the dividing plate is made up of the preceding dividing plate being arranged in the middle of inner casing inner chamber and the rear bulkhead being arranged in the middle of shell inner cavity,
Front and rear dividing plate relative can be slided, and the manipulator inner chamber is divided into the air cavity and water cavity by the front and rear dividing plate；Flow through air cavity
Gas flows through inner casing stretching or retraction shell inner cavity described in the cooling water-driven of water cavity.
2. the spot welding system of welding robot as claimed in claim 1, it is characterised in that：The welding gun is arranged on the described of inner casing
On cover plate, cover plate is provided with the water hole connected with water cavity, and the water hole is connected by water pipe with the water inlet of welding gun；On the cover plate
Provided with the stomata connected with air cavity, the stomata is connected by tracheae with the air inlet of welding gun.
3. the spot welding system of welding robot as claimed in claim 2, it is characterised in that：Gyroaxis side wall offers two
Through hole, one end and air cavity described in one of through hole connection rotating shaft inner chamber, the other end described in another through hole connection rotating shaft inner chamber
With water cavity；Intracavitary is provided with two springs in the manipulator, wherein a spring is arranged in water cavity, another spring is arranged at air cavity
Interior, one end of two springs is connected with the cover plate, and the other end of two springs is connected with gyroaxis side wall.
4. the spot welding system of welding robot as claimed in claim 3, it is characterised in that：In the shell inner cavity inwall along length
Direction opens up several grooves, and the inner casing outer wall is provided with several sliding blocks, and each sliding block stretches into corresponding groove and can be along groove
It is mobile.
5. the spot welding system of welding robot as claimed in claim 4, it is characterised in that：In each groove along its length
Direction is provided with sealing strip.
6. the spot welding system of welding robot as claimed in claim 5, it is characterised in that：Provided with sealing between dividing plate before and after described
Pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610264917.1A CN105665983B (en) | 2016-04-26 | 2016-04-26 | The spot welding system of automobile production welding robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610264917.1A CN105665983B (en) | 2016-04-26 | 2016-04-26 | The spot welding system of automobile production welding robot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105665983A CN105665983A (en) | 2016-06-15 |
| CN105665983B true CN105665983B (en) | 2017-10-03 |
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ID=56215767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610264917.1A Active CN105665983B (en) | 2016-04-26 | 2016-04-26 | The spot welding system of automobile production welding robot |
Country Status (1)
| Country | Link |
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| CN (1) | CN105665983B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514960Y (en) * | 2001-07-12 | 2002-10-09 | 重庆运达焊接设备有限公司 | Plasma arc-welding gun |
| CN102126064B (en) * | 2011-03-10 | 2013-01-09 | 上海交通大学 | Light metal and bare steel plate spot-welding method based on bulk forming solder |
| KR20140060043A (en) * | 2012-11-09 | 2014-05-19 | 주식회사 이래시에스 | Chip collecting apparatus for welding-tip dressing machine |
| CN104289801A (en) * | 2013-07-15 | 2015-01-21 | 昆山华焊科技有限公司 | Tungsten electrode telescopic welding gun |
| CN205129163U (en) * | 2015-10-14 | 2016-04-06 | 佛山伊贝尔科技有限公司 | Spot welding robot |
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2016
- 2016-04-26 CN CN201610264917.1A patent/CN105665983B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105665983A (en) | 2016-06-15 |
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Application publication date: 20160615 Assignee: LIUZHOU SHENTONG AUTOMOBILE TECHNOLOGY CO., LTD. Assignor: LIUZHOU FUNENG ROBOT DEVELOPMENT CO., LTD. Contract record no.: 2017450000041 Denomination of invention: Spot welding system of welding robot for automobile production Granted publication date: 20171003 License type: Common License Record date: 20171128 |