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CN-121972855-A - Welding device for processing main speed reducer

CN121972855ACN 121972855 ACN121972855 ACN 121972855ACN-121972855-A

Abstract

The invention relates to the technical field of welding devices, and particularly discloses a welding device for processing a main speed reducer, which comprises a workbench, a welding assembly, a supporting assembly, a second moving assembly and a locking assembly, wherein the workbench is provided with the first moving assembly, the welding assembly is arranged on the first moving assembly and moves through the first moving assembly, the supporting assembly is arranged on the workbench and is used for supporting the main speed reducer, a clamping assembly used for clamping the main speed reducer is further arranged on the supporting assembly, the second moving assembly is used for moving and adjusting the supporting assembly, and when the welding assembly is used for welding the main speed reducer, the locking assembly is used for locking and fixing the supporting assembly. According to the invention, the first moving assembly drives the welding assembly to realize flexible displacement, so that all welding parts of the main speed reducer can be covered completely, the welding dead angle is thoroughly eliminated, and the defects of small adjustment range and fixed posture of the traditional device are overcome.

Inventors

  • KANG SHAOHUA
  • Kang Chengqun
  • WANG BOLONG
  • WANG XINLEI
  • WEI JUAN

Assignees

  • 保定市信达车桥配件制造有限公司

Dates

Publication Date
20260505
Application Date
20260401

Claims (9)

  1. 1. A welding device for final drive machining, comprising: The device comprises a workbench (1), wherein a first moving assembly is arranged on the workbench (1); The welding assembly is arranged on the first moving assembly and moves through the first moving assembly; the supporting component is arranged on the workbench (1) and is used for supporting the main speed reducer, and the supporting component is also provided with a clamping component used for clamping the main speed reducer; The second moving assembly is used for carrying out movement adjustment on the supporting assembly; and the locking assembly is used for locking and fixing the supporting assembly when the welding assembly welds the main speed reducer.
  2. 2. The welding device for machining of a main speed reducer according to claim 1, wherein the first moving assembly comprises a guide seat (2) fixedly connected to a workbench (1), a sliding rail (3) fixedly connected to the guide seat (2) and a sliding seat (5) slidingly connected to the sliding rail (3), a fourth motor (39) is fixedly connected to the sliding seat (5), a moving gear (40) is fixedly connected to the output end of the fourth motor (39), a fixed rack (4) is fixedly connected to the sliding rail (3), the fixed rack (4) is meshed with the gear, and the welding assembly is a six-axis robot (6) fixedly connected to the sliding seat (5) and a welding gun (37) fixedly connected to the output end of the six-axis robot (6).
  3. 3. The welding device for machining of a main speed reducer according to claim 1, wherein the supporting component is a rotary table (12), a fixing frame (23) is fixedly connected to the bottom of the rotary table (12), the clamping component is a clamping plate (13), the clamping plate (13) is of an L-shaped structure, sliding holes are formed in positions of the corresponding clamping plates (13) on the rotary table (12), the clamping plates (13) penetrate through the sliding holes and are connected to the rotary table (12) in a sliding mode, an adjusting screw (14) is connected to the clamping plates (13) in a threaded mode, and the bottom of the adjusting screw (14) is connected with the fixing frame (23) in a rotating mode.
  4. 4. A welding device for processing a main speed reducer according to claim 3, characterized in that, the position of carousel (12) that corresponds on workstation (1) is equipped with through-hole groove (38), the second remove the subassembly including fixed connection at the outside first motor (7) of workstation (1), fixed connection at threaded rod (8) and threaded connection at threaded rod (8) outside nut seat (9), the first guide bar (11) of bottom fixedly connected with of workstation (1), first guide bar (11) run through nut seat (9), the bottom fixedly connected with second motor (10) of nut seat (9), the output of second motor (10) pass behind nut seat (9) with carousel (12) fixed connection.
  5. 5. The welding device for machining of a main speed reducer according to claim 4, wherein a fixing ring (21) is fixedly connected to the bottom of the fixing frame (23), a plurality of groups of positioning grooves (22) are formed in the outer side of the fixing ring (21), and the positioning grooves (22) are rectangular or triangular.
  6. 6. Welding device for machining a final drive according to claim 5, characterized in that the locking assembly comprises a slide (15) slidingly arranged on the table (1) and a bottom plate (16) fixedly connected to the bottom of the slide (15), the outside of the bottom plate (16) being fixedly connected with a plurality of sets of positioning teeth (17).
  7. 7. The welding device for machining of a main speed reducer according to claim 6, wherein a fixing plate (18) is fixedly connected to the top of the workbench (1), a second guide rod (20) is fixedly connected to the outer portion of the fixing plate (18), a circular sliding groove is formed in the sliding block (15), the second guide rod (20) is slidably connected with the circular sliding groove, a return spring (19) is sleeved on the outer portion of the second guide rod (20), and two ends of the return spring (19) are fixedly connected with the sliding block (15) and the fixing plate (18) respectively.
  8. 8. The welding device for machining of a main speed reducer according to claim 7, wherein a side plate (26) is fixedly connected to the outside of the workbench (1), support rods (34) are rotatably connected to two sides of the side plate (26), round grooves (36) are formed in positions, corresponding to the support rods (34), of the outside of the turntable (12), the support rods (34) are attached to the round grooves (36), eccentric wheels (35) are fixedly connected to the outside of the support rods (34), and the eccentric wheels (35) are in contact with the sliding blocks (15); The outside of curb plate (26) is equipped with first rack (29) and second rack (32), first rack (29) and second rack (32) set up in opposite directions, the outside both sides of curb plate (26) rotate respectively and are connected with first tooth post (30) and second tooth post (31), first tooth post (30) and first rack (29) meshing, second tooth post (31) and second rack (32) meshing, the outside of curb plate (26) still rotates and is connected with drive gear (33), drive gear (33) and first rack (29) and second rack (32) meshing, the outside fixedly connected with support frame (25) of curb plate (26), the outside fixedly connected with third motor (24) of support frame (25), the output and the drive gear (33) fixedly connected of third motor (24), first tooth post (30) and second tooth post (31) respectively with corresponding bracing piece (34) coaxial fixed connection.
  9. 9. The welding device for machining of a main speed reducer according to claim 8, wherein a third guide rod (27) and a fourth guide rod (28) are fixedly connected to the outer portion of the side plate (26), a first sliding block (41) is sleeved on the outer portion of the third guide rod (27), the first sliding block (41) is fixedly connected with a first rack (29), a second sliding block (42) is sleeved on the outer portion of the fourth guide rod (28), and the second sliding block (15) is fixedly connected with a second rack (32).

Description

Welding device for processing main speed reducer Technical Field The invention relates to the technical field of welding devices, in particular to a welding device for processing a main speed reducer. Background The main speed reducer is used as a core precision component of a transmission system, the welding forming quality of the main speed reducer directly influences the transmission precision, the structural strength and the service life, and the main speed reducer has extremely high requirements on the positioning precision, the clamping stability, the adjustment flexibility and the operation automation degree of a welding device. The existing welding device for processing the main speed reducer has the following defects: firstly, the workpiece clamping structure is simple, the clamping force is uneven, the stability is poor, shifting and tilting are easy to occur during welding, the welding seam is dislocated and cracked, and the qualification rate of finished products is low; secondly, the welding assembly has a limited adjusting range and a fixed gesture, can not adapt to the complex curved surface of the main speed reducer and the multi-azimuth welding requirement, and has a large number of welding dead angles; thirdly, the workpiece supporting structure is weak, the moving and rotating processes are easy to shake, reliable synchronous support is lacked, and stability of welding references is difficult to ensure. Disclosure of Invention Aiming at the technical problems of the prior welding device for processing the main speed reducer, which are presented in the background art, the invention provides a welding device for processing the main speed reducer. The technical scheme includes that the welding device for processing the main speed reducer comprises a workbench, a welding assembly, a supporting assembly, a second moving assembly and a locking assembly, wherein the workbench is provided with the first moving assembly, the welding assembly is arranged on the first moving assembly and moves through the first moving assembly, the supporting assembly is arranged on the workbench and is used for supporting the main speed reducer, a clamping assembly used for clamping the main speed reducer is further arranged on the supporting assembly, the second moving assembly is used for moving and adjusting the supporting assembly, and when the welding assembly welds the main speed reducer, the locking assembly is used for locking and fixing the supporting assembly. The invention is further arranged that the first moving component comprises a guide seat fixedly connected to the workbench, a sliding rail fixedly connected to the guide seat and a sliding seat slidingly connected to the sliding rail, a fourth motor is fixedly connected to the sliding seat, a moving gear is fixedly connected to the output end of the fourth motor, a fixed rack is fixedly connected to the sliding rail, the fixed rack is meshed with the gear, and the welding component is a six-axis robot fixedly connected to the sliding seat and a welding gun fixedly connected to the output end of the six-axis robot. The invention is further arranged that the supporting component is a turntable, the bottom of the turntable is fixedly connected with the fixing frame, the clamping component is a clamping plate, the clamping plate is of an L-shaped structure, sliding holes are formed in positions of the clamping plates corresponding to the turntable, the clamping plates penetrate through the sliding holes and are connected to the turntable in a sliding mode, an adjusting screw is connected in the clamping plates in a threaded mode, and the bottom of the adjusting screw is connected with the fixing frame in a rotating mode. The invention is further arranged that a through hole groove is formed in the position of the turntable corresponding to the workbench, the second moving assembly comprises a first motor fixedly connected to the outside of the workbench, a threaded rod fixedly connected to the output end of the first motor and a nut seat in threaded connection to the outside of the threaded rod, a first guide rod is fixedly connected to the bottom of the workbench, the first guide rod penetrates through the nut seat, a second motor is fixedly connected to the bottom of the nut seat, and the output end of the second motor penetrates through the nut seat and is fixedly connected with the turntable. The invention is further arranged that the bottom of the fixing frame is fixedly connected with a fixing ring, a plurality of groups of positioning grooves are arranged on the outer side of the fixing ring, and the positioning grooves are rectangular or triangular. The locking assembly comprises a sliding block arranged on the workbench in a sliding manner and a bottom plate fixedly connected to the bottom of the sliding block, and a plurality of groups of positioning teeth are fixedly connected to the outer portion of the bottom plate. The invention is furthe