CN104084743A - Rotary system of large-rotation robot automatic welding device - Google Patents

Rotary system of large-rotation robot automatic welding device Download PDF

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Publication number
CN104084743A
CN104084743A CN201410320872.6A CN201410320872A CN104084743A CN 104084743 A CN104084743 A CN 104084743A CN 201410320872 A CN201410320872 A CN 201410320872A CN 104084743 A CN104084743 A CN 104084743A
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CN
China
Prior art keywords
reductor
rotating shaft
fixed
welding device
automatic welding
Prior art date
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Application number
CN201410320872.6A
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Chinese (zh)
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CN104084743B (en
Inventor
孙志强
张国良
郑杰才
何勇
张立齐
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Guangzhou Ruisong Intelligent Technology Co ltd
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GUANGZHOU RUISONG TECHNOLOGY Co Ltd
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Priority to CN201410320872.6A priority Critical patent/CN104084743B/en
Publication of CN104084743A publication Critical patent/CN104084743A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/047Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Manipulator (AREA)

Abstract

The invention discloses a rotary system of a large-rotation robot automatic welding device. The system comprises a horizontal rotary drive mechanism and a horizontal rotary platform fixed to the horizontal rotary drive mechanism. The horizontal rotary platform rotates horizontally under the drive of the horizontal rotary drive mechanism, and comprises a horizontal support and rotary arms fixed to the two ends of the horizontal support respectively, an overturn table is arranged between the opposite rotary arms, one end of the overturn table is fixed to the rotary arm at one end of the horizontal support through an overturn driving mechanism, and the other end of the overturn table is fixed to the rotary arm at the other end of the horizontal support through an overturn driven mechanism. The rotary system of the large-rotation robot automatic welding device has the advantages of being simple in structure, convenient and quick to operate and small in occupied space.

Description

The rotary system of large rotary machine people automatic welding device
Technical field
The invention belongs to automatic welding device field, relate in particular to a kind of rotary system of large rotary machine people automatic welding device.
Background technology
Along with social development, people are to the continuous lifting of demanding of self, add that market improves fast to the demand of motorcycle product, and existing production technology and the mode of production seriously can not meet the demand of market to production capacity.Current motorbike frame adopts welding manually, and motorbike frame is divided into several stations, takes manual fixture to carry out piece installing and location to workpiece, and what located rear employing is manually to hold welding gun workpiece is welded.
Current motorbike frame is produced, production efficiency is low, and personnel labor intensity is high, the welder who needs is many, on market, welder's cost is high again now, this kind of production model caused larger restriction and the waste of human cost for the long term growth of enterprise, need to carry out process modification and equipment automatization rate and promote, and reduces the expenditure of human cost and alleviates operating personnel's labour intensity.The deficiency how to solve the problems of the technologies described above, becomes problem demanding prompt solution.At present, develop the robot automatic welding device that can realize workpiece automatic welding, but for workpiece being delivered to the too complexity of rotary system of robot automatic welding device, inconvenient operation.
Summary of the invention
Task of the present invention is the problem that solves existing rotary system complex structure, inconvenient operation, and the rotary system of a kind of simple in structure, simple operation, large rotary machine people automatic welding device that floor space is little is provided.
The technical solution used in the present invention is: a kind of rotary system of large rotary machine people automatic welding device, comprise horizontal rotation driving mechanism and the horizontal rotation platform being fixed thereon, horizontal rotation platform does horizontal rotation motion under the drive of horizontal rotation driving mechanism
Horizontal rotation platform comprises horizontal stand and is individually fixed in the revoliving arm at horizontal stand two ends, between the revoliving arm being oppositely arranged, be provided with roll-over table, one end of roll-over table is fixed on by turnover driving mechanism on the revoliving arm of horizontal stand one end, and the other end of roll-over table is fixed on the revoliving arm of the horizontal stand other end by upset follower.
Preferably, described horizontal rotation driving mechanism comprises drive motors, reductor, bracing frame and base for supporting, bracing frame is for fixing described horizontal rotation platform, it is fixed on reductor body, reductor rotating shaft is hollow structure, it is fixed on the central position of base for supporting and upwards extends perpendicular to base for supporting, reductor body is placed in reductor rotating shaft and can rotates around reductor rotating shaft, reductor body is provided with the gear that can drive its rotation, drive motors is located at the top of reductor body, it is fixed on the corresponding position of bracing frame, when use, drive motors is located in horizontal rotation platform, in the rotating shaft of drive motors, be arranged with power input gear, power input gear and be located at bracing frame and reductor body between, and the power output gear engagement that is sheathed in reductor rotating shaft and can rotates around reductor rotating shaft, power output gear engages with the gear arranging on reductor body, when drive motors work, power input gear rotates, its by with power output gear, transmission between the gear of reductor body drives reductor body to rotate, reductor body drives horizontal rotation platform to rotate by bracing frame.
Above-mentioned horizontal rotation driving mechanism coordinates by drive motors and reductor, not only can the large-scale revolving dial of load-bearing, and can improve rotating accuracy, the cooperating mode of reductor and motor has also broken through conventional design, adopt reductor rotating shaft to maintain static, reductor body is around reductor rotating shaft rotation, and the reductor rotating shaft of hollow was used for the scheme of line, efficiently solved the problem of line.And motor is located in revolving dial, and do not adopt the conventional mode in base for supporting that is fixed on, not only can effectively reduce the height of base for supporting, and convenient disassembly, be convenient to safeguard.
More preferably, described base for supporting is provided with cable-through hole, is provided with and allows electric wire to enter the hollow part of reductor rotating shaft in it.
More preferably, the gear on described reductor body is provided with three, and three gears are distributed on reductor body, and described drive motors is servomotor, and described reductor is RV reductor.
More preferably, the rotating shaft of described drive motors is located in rotating shaft cavity, on support frame as described above, is provided with oil-in with the corresponding position of rotating shaft cavity of drive motors.
More preferably, described reductor rotating shaft is also arranged with two bearings, and the inner side of two bearings is located at respectively in the top of power output gear and bottom, between bearing and described reductor rotating shaft, is provided with sealing ring.
Preferably, the two ends of described horizontal stand are fixed with respectively two revoliving arms, and the revoliving arm of the each end of horizontal stand is symmetrically set in the both sides of horizontal stand, lay respectively at horizontal stand two ends and the revoliving arm that is oppositely arranged between be respectively provided with a roll-over table.
Preferably, described turnover driving mechanism comprises motor, connector, reductor, output flange and mounting flange, motor and speed reducer is fixed together by connector, and be fixed on revoliving arm by mounting flange, the clutch end of motor is connected with the power intake of reductor, and the gear transmission part of reductor is fixedly connected with output flange.
More preferably, between described turnover driving mechanism and described roll-over table, be provided with switching mechanism, switching mechanism comprises the contiguous block of being located on described output flange and is located at the fixed block on roll-over table, the two ends of contiguous block are provided with the fastening bolt that can screw dismounting, in the middle of contiguous block, be provided with alignment pin, fixed block is provided with the holddown groove adapting with fastening bolt and the locating hole adapting with alignment pin.Because different workpiece requires difference for the shape and structure of roll-over table, the setting of switching mechanism can realize the quick switching of roll-over table.
Preferably, the two ends of described horizontal stand are provided with protective fence, and protective fence is located at the outside of revoliving arm.
With respect to prior art, beneficial effect of the present invention is:
The rotary system of large rotary machine people automatic welding device of the present invention comprises horizontal rotation driving mechanism, horizontal rotation platform and roll-over table, horizontal rotation platform is under the effect of horizontal rotation driving mechanism, workpiece on roll-over table is delivered to the corresponding position of robot automatic welding device, roll-over table is under the effect of turnover driving mechanism and upset follower, can realize 360 degree upsets, facilitate robot to carry out comprehensive welding to workpiece.Rotary system of the present invention is simple in structure, simple operation, floor space are little, highly versatile.
Brief description of the drawings
Fig. 1 is the structural representation of the rotary system of large rotary machine people automatic welding device;
Fig. 2 is the structural representation of horizontal rotation driving mechanism;
Fig. 3 is the structural representation of turnover driving mechanism;
Fig. 4 is the structural representation of upset follower;
Fig. 5 is the structural scheme of mechanism of switching mechanism.
Detailed description of the invention
The rotary system of a kind of large rotary machine people automatic welding device as shown in Figure 1, comprise horizontal rotation driving mechanism 1 and the horizontal rotation platform 2 being fixed thereon, horizontal rotation platform 2 does horizontal rotation motion under the drive of horizontal rotation driving mechanism 1, horizontal rotation platform 2 comprises horizontal stand 21 and is individually fixed in the revoliving arm 22 at horizontal stand 21 two ends, the two ends of horizontal stand 21 are fixed with respectively two revoliving arms 22, the revoliving arm 22 of the each end of horizontal stand is symmetrically set in the both sides of horizontal stand, between the revoliving arm 22 that lays respectively at horizontal stand 21 two ends and be oppositely arranged, be respectively provided with a roll-over table 3.One end of roll-over table 3 is fixed on by turnover driving mechanism 4 on the revoliving arm of horizontal stand 21 one end, and the other end of roll-over table 3 is fixed on the revoliving arm of horizontal stand 21 other ends by upset follower 5.
Above-mentioned rotary system can be realized the large revolution of level 180 degree, and double (because being provided with two roll-over tables) 360 degree upsets.Facilitate robot welding and artificial workpiece loading and unloading, this plant automation degree is high, production efficiency is high, floor space is little, highly versatile, and can alleviate manually-operated labour intensity.
As shown in Figure 2, horizontal rotation driving mechanism 1 comprises drive motors 11, reductor 12, bracing frame 13 and base for supporting 14, bracing frame 13 is for fixing horizontal revolving dial 2, it is fixed on reductor body 122, reductor rotating shaft 121 is hollow structure, it is fixed on the central position of base for supporting 14 and upwards extends perpendicular to base for supporting 14, reductor body 122 is placed in reductor rotating shaft 121 and can rotates around reductor rotating shaft 121, reductor body 122 is provided with the gear 124 that can drive its rotation, drive motors 11 is located at the top of reductor body 122, it is fixed on the corresponding position of bracing frame 13, when use, drive motors 11 is located in horizontal stand 21, in the rotating shaft of drive motors 11, be arranged with power input gear 111, power input gear 111 and be located at bracing frame 13 and reductor body 122 between, and the power output gear 123 that is sheathed in reductor rotating shaft 121 and can rotate around reductor rotating shaft 121 engages, power output gear 123 engages with the gear 124 arranging on reductor body 122, when drive motors 11 is worked, power input gear 111 rotates, its by with power output gear 123, transmission between the gear 124 of reductor body drives reductor body 122 to rotate, reductor body 122 drives horizontal rotation platform 2 to rotate by bracing frame 13.Wherein, drive motors 11 is servomotor, and reductor 12 is RV reductor.
Above-mentioned horizontal rotation driving mechanism coordinates by drive motors and reductor, not only can the large-scale revolving dial of load-bearing, and can improve rotating accuracy, the cooperating mode of reductor and motor has also broken through conventional design, adopt reductor rotating shaft to maintain static, reductor body is around reductor rotating shaft rotation, and the reductor rotating shaft of hollow was used for the scheme of line, efficiently solved the problem of line.And motor is located in revolving dial, and do not adopt the conventional mode in base for supporting that is fixed on, not only can effectively reduce the height of base for supporting, and convenient disassembly, be convenient to safeguard.
In above-mentioned horizontal rotation driving mechanism, base for supporting 14 is provided with cable-through hole, is provided with and allows electric wire to enter the hollow part of reductor rotating shaft 121 in it.Like this, electric wire can enter in base for supporting 14 by the cable-through hole from base for supporting 14, then enters in reductor rotating shaft 121, also can further lay to the horizontal stand 21 of hollow.
Gear 124 on reductor body 122 is provided with three, three gears 124 are distributed on reductor body 122, in reductor rotating shaft 121, be arranged with two bearings 125, the inner side of two bearings 125 is located at respectively in the top of power output gear 123 and bottom, between bearing 125 and reductor rotating shaft 121, is provided with sealing ring.The two ends of horizontal stand 21 are also provided with protective fence 6, and protective fence 6 is located at the outside of revoliving arm 22, personnel's safety when protective fence can be guaranteed rotary system work.
The rotating shaft of drive motors 11 is located in rotating shaft cavity, on bracing frame 13, is provided with oil-in with the corresponding position of rotating shaft cavity of drive motors 11.When use, oil can be imported in the space and other gap between rotating shaft cavity, power input gear 111 and power output gear 123 by oil-in, can effectively lubricating gear, increase the service life of gear.
As shown in Figure 3, turnover driving mechanism 4 comprises motor 41, connector 42, reductor 43, output flange 44 and mounting flange 45, motor 41 and reductor 43 are fixed together by connector 42, and be fixed on revoliving arm 22 by mounting flange 45, the clutch end of motor 41 is connected with the power intake of reductor, and the gear transmission part 431 of reductor 43 is fixedly connected with output flange 44.
As shown in Figure 4, upset follower 5 comprises rotating shaft 51, bearing 52, input flange 53 and mounting flange 54, rotating shaft is fixed on turning arm by bearing, and the other end of rotating shaft is fixed with input flange 53, and upset follower 5 is fixed on turning arm by mounting flange 54.In the time of dynamic input, rotating shaft is rotated in bearing.
As shown in Figure 5, between turnover driving mechanism 4 and roll-over table 3, be provided with switching mechanism 7, switching mechanism 7 comprises the contiguous block 71 being fixed on output flange 44 and is fixed on the fixed block 72 on roll-over table 3, the two ends of contiguous block 71 are provided with the fastening bolt 711 that can screw dismounting, in the middle of contiguous block 71, be provided with alignment pin 712, fixed block 72 is provided with the holddown groove 721 adapting with fastening bolt 711 and the locating hole 722 adapting with alignment pin 712.Between upset follower 5 and roll-over table 3, be also provided with identical switching mechanism 7.When motor 41 is worked, the gear transmission part 431 of turnover driving mechanism 4 drives contiguous block 71 to rotate by output flange 44, and contiguous block 71 drives roll-over table 3 to rotate by fixed block 72.

Claims (10)

1. a rotary system for large rotary machine people automatic welding device, is characterized in that: comprise horizontal rotation driving mechanism and the horizontal rotation platform being fixed thereon, horizontal rotation platform does horizontal rotation motion under the drive of horizontal rotation driving mechanism,
Horizontal rotation platform comprises horizontal stand and is individually fixed in the revoliving arm at horizontal stand two ends, between the revoliving arm being oppositely arranged, be provided with roll-over table, one end of roll-over table is fixed on by turnover driving mechanism on the revoliving arm of horizontal stand one end, and the other end of roll-over table is fixed on the revoliving arm of the horizontal stand other end by upset follower.
2. the rotary system of large rotary machine people automatic welding device as claimed in claim 1, it is characterized in that: described horizontal rotation driving mechanism comprises drive motors, reductor, bracing frame and base for supporting, bracing frame is for fixing described horizontal rotation platform, it is fixed on reductor body, reductor rotating shaft is hollow structure, it is fixed on the central position of base for supporting and upwards extends perpendicular to base for supporting, reductor body is placed in reductor rotating shaft and can rotates around reductor rotating shaft, reductor body is provided with the gear that can drive its rotation, drive motors is located at the top of reductor body, it is fixed on the corresponding position of bracing frame, when use, drive motors is located in horizontal rotation platform, in the rotating shaft of drive motors, be arranged with power input gear, power input gear and be located at bracing frame and reductor body between, and the power output gear engagement that is sheathed in reductor rotating shaft and can rotates around reductor rotating shaft, power output gear engages with the gear arranging on reductor body, when drive motors work, power input gear rotates, its by with power output gear, transmission between the gear of reductor body drives reductor body to rotate, reductor body drives horizontal rotation platform to rotate by bracing frame.
3. the rotary system of large rotary machine people automatic welding device as claimed in claim 2, is characterized in that: described base for supporting is provided with cable-through hole, is provided with and allows electric wire to enter the hollow part of reductor rotating shaft in it.
4. the rotary system of large rotary machine people automatic welding device as claimed in claim 2, it is characterized in that: the gear on described reductor body is provided with three, three gears are distributed on reductor body, and described drive motors is servomotor, and described reductor is RV reductor.
5. the rotary system of large rotary machine people automatic welding device as claimed in claim 2, is characterized in that: the rotating shaft of described drive motors is located in rotating shaft cavity, on support frame as described above, is provided with oil-in with the corresponding position of rotating shaft cavity of drive motors.
6. the rotary system of large rotary machine people automatic welding device as claimed in claim 2, it is characterized in that: described reductor rotating shaft is also arranged with two bearings, the inner side of two bearings is located at respectively in the top of power output gear and bottom, between bearing and described reductor rotating shaft, is provided with sealing ring.
7. the rotary system of large rotary machine people automatic welding device as claimed in claim 1, it is characterized in that: the two ends of described horizontal stand are fixed with respectively two revoliving arms, the revoliving arm of the each end of horizontal stand is symmetrically set in the both sides of horizontal stand, lay respectively at horizontal stand two ends and the revoliving arm that is oppositely arranged between be respectively provided with a roll-over table.
8. the rotary system of large rotary machine people automatic welding device as claimed in claim 1, it is characterized in that: described turnover driving mechanism comprises motor, connector, reductor, output flange and mounting flange, motor and speed reducer is fixed together by connector, and be fixed on revoliving arm by mounting flange, the clutch end of motor is connected with the power intake of reductor, and the gear transmission part of reductor is fixedly connected with output flange.
9. the rotary system of large rotary machine people automatic welding device as claimed in claim 8, it is characterized in that: between described turnover driving mechanism and described roll-over table, be provided with switching mechanism, switching mechanism comprises the contiguous block of being located on described output flange and is located at the fixed block on roll-over table, the two ends of contiguous block are provided with the fastening bolt that can screw dismounting, in the middle of contiguous block, be provided with alignment pin, fixed block is provided with the holddown groove adapting with fastening bolt and the locating hole adapting with alignment pin.
10. the rotary system of the large rotary machine people automatic welding device as described in arbitrary claim in claim 1 ~ 9, is characterized in that: the two ends of described horizontal stand are provided with protective fence, and protective fence is located at the outside of revoliving arm.
CN201410320872.6A 2014-07-08 2014-07-08 The rotary system of large rotary machine people automatic welding device Active CN104084743B (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104551513A (en) * 2014-12-18 2015-04-29 广东大冶摩托车技术有限公司 Island type automatic welding system
CN105598618A (en) * 2015-12-30 2016-05-25 江苏科凌医疗器械有限公司 Welding workbench
CN107538171A (en) * 2016-06-29 2018-01-05 大连瑞嘉恒机器人有限公司 Horizontal rotation positioner
CN107639372A (en) * 2017-10-10 2018-01-30 汉能机器人自动化(丹阳)有限公司 Multistation welding displacement device
CN107649823A (en) * 2017-10-10 2018-02-02 汉能机器人自动化(丹阳)有限公司 Double-station welding displacement device
CN107984108A (en) * 2017-12-20 2018-05-04 迈赫机器人自动化股份有限公司 Automobile exhaust system welding workstation and Automobile Welding equipment
CN108705178A (en) * 2018-05-31 2018-10-26 广州德恒汽车装备科技有限公司 A kind of arc-welding work station
CN109262187A (en) * 2018-11-01 2019-01-25 河野精机(大连)有限公司 A kind of twin shaft positioner
CN109702415A (en) * 2018-12-29 2019-05-03 广州瑞松智能科技股份有限公司 A kind of four station robot positioner of five axis
CN109926793A (en) * 2018-11-01 2019-06-25 河野精机(大连)有限公司 A kind of three axis flip vertical positioners

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JPH09136188A (en) * 1995-11-09 1997-05-27 Denso Corp Welding jig
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104551513A (en) * 2014-12-18 2015-04-29 广东大冶摩托车技术有限公司 Island type automatic welding system
CN105598618A (en) * 2015-12-30 2016-05-25 江苏科凌医疗器械有限公司 Welding workbench
CN107538171A (en) * 2016-06-29 2018-01-05 大连瑞嘉恒机器人有限公司 Horizontal rotation positioner
CN107639372A (en) * 2017-10-10 2018-01-30 汉能机器人自动化(丹阳)有限公司 Multistation welding displacement device
CN107649823A (en) * 2017-10-10 2018-02-02 汉能机器人自动化(丹阳)有限公司 Double-station welding displacement device
CN107984108A (en) * 2017-12-20 2018-05-04 迈赫机器人自动化股份有限公司 Automobile exhaust system welding workstation and Automobile Welding equipment
CN108705178A (en) * 2018-05-31 2018-10-26 广州德恒汽车装备科技有限公司 A kind of arc-welding work station
CN109262187A (en) * 2018-11-01 2019-01-25 河野精机(大连)有限公司 A kind of twin shaft positioner
CN109926793A (en) * 2018-11-01 2019-06-25 河野精机(大连)有限公司 A kind of three axis flip vertical positioners
CN109702415A (en) * 2018-12-29 2019-05-03 广州瑞松智能科技股份有限公司 A kind of four station robot positioner of five axis

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