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CN-121988968-A - Double-station overturning table for axle welding

CN121988968ACN 121988968 ACN121988968 ACN 121988968ACN-121988968-A

Abstract

The invention provides a double-station overturning table for axle welding, which comprises a frame, wherein two groups of chain conveying mechanisms are arranged on the frame, connecting seats are arranged on chain sections of the chain conveying mechanisms along the conveying direction of the chain sections, the two groups of connecting seats are connected through a group of bearing plates, an axle bracket is arranged on the bearing plates, two groups of lifting frames are arranged on the frame in a lifting manner through lifting components, lifting components are arranged on the lifting frames, a knuckle fixing component is arranged on the connecting seats in a sliding manner, the knuckle fixing component is connected with the lifting frames through a propelling mechanism, a fixing frame is arranged on the frame in a lifting manner, a turnover mechanism and a welding gun are arranged at the bottom of the fixing frame, and the fixing frame is connected with the knuckle fixing component through a linkage mechanism. The device realizes the cooperation of lifting, clamping, overturning, conveying and welding through mechanical linkage, greatly reduces the downtime and effectively improves the welding efficiency.

Inventors

  • TU DAXUN
  • LIANG YINGLONG
  • GU XIAOLIANG
  • LING YI

Assignees

  • 重庆大江车桥有限责任公司

Dates

Publication Date
20260508
Application Date
20260407

Claims (10)

  1. 1. A duplex position roll-over table for axle welding, which is characterized by comprising: the device comprises a frame (1), wherein two groups of chain conveying mechanisms (2) are arranged on the frame (1), connecting seats (3) are arranged on chain sections of the chain conveying mechanisms (2) along the conveying direction of the chain sections, the two groups of connecting seats (3) are connected through a group of bearing plates (4), and axle brackets (5) are arranged on the bearing plates (4); The lifting frames (17) are provided with two groups and are arranged on the frame (1) in a lifting manner through lifting components, and lifting components are arranged on the lifting frames (17); The knuckle fixing assembly is arranged on the connecting seat (3) in a sliding way and is connected with the lifting frame (17) through a pushing mechanism so as to convert the sliding of the lifting frame (17) into driving of two groups of knuckle fixing assemblies to slide and open and close, and The fixing frame (27) is arranged on the frame (1) in a lifting manner, a turnover mechanism and a welding gun (36) are arranged at the bottom of the fixing frame, and the fixing frame (27) is connected with the steering knuckle fixing assembly through a linkage mechanism so as to convert the sliding of the steering knuckle fixing assembly into driving of the fixing frame (27) to lift.
  2. 2. The double-station overturning platform for axle welding of claim 1, wherein the lifting assembly comprises: Two groups of air cylinders (19) are oppositely arranged and are fixedly arranged on the frame (1), a push plate (20) is arranged on an output shaft of the air cylinders (19), and The push rod (21) is provided with two groups, one end of the push rod is hinged with the push plate (20), and the other end of the push rod is hinged with the lifting frame (17).
  3. 3. The double-station overturning platform for axle welding of claim 1, wherein said lifting assembly comprises: The lifting frame (14) is slidably arranged on the lifting frame (17), the supporting plate (4) is provided with a through groove (6) for the lifting frame (14) to pass through, and And a first elastic piece (18) arranged between the lifting frame (14) and the lifting frame (17).
  4. 4. A double-station overturning platform for axle welding as in claim 3 wherein said knuckle mount assembly comprises: the movable plate (7) is arranged on the connecting seat (3) in a sliding manner; the support frame (9) is fixedly arranged on the movable plate (7), and is detachably provided with a limiting frame (10), the support frame (9) and a first fixed ring (11) which is provided with a semi-arc shape and is rotatable on the limiting frame (10), a first toothed ring (12) is arranged on the first fixed ring (11), and the first toothed ring (12) is connected with the turnover mechanism.
  5. 5. The double-station overturning platform for axle welding of claim 4, wherein said propulsion mechanism comprises: The pushing frames (24) are provided with two groups and are respectively arranged at two sides of the frame (1) in a transversely sliding manner; the clamping plate (8) is arranged at the bottom of the movable plate (7) and is slidably clamped in the pushing frame (24); A second elastic member (35) arranged between the clamping plate (8) and the connecting seat (3), and The transmission assembly is arranged on the lifting frame (17) and connected with the pushing frame (24) so as to convert lifting of the lifting frame (17) into driving of the pushing frame (24) to slide.
  6. 6. The double-station overturning platform for axle welding of claim 5, wherein said transmission assembly comprises: a first inclined rail (25) arranged on the pushing frame (24) and two ends of which are communicated with a vertical rail (26), and The connecting frame (22) is fixedly arranged on the lifting frame (17), a first driving column (23) is arranged at the end part of the connecting frame, and the first driving column (23) is slidably clamped in a group of vertical rails (26) at the bottom.
  7. 7. The double-station overturning platform for axle welding of claim 4, wherein the overturning mechanism comprises: The second fixing rings (15) are semi-arc-shaped and are provided with two groups, the two groups of the second fixing rings (15) are matched to form a cavity for fixing the axle, the two groups of the second fixing rings (15) are respectively rotatably arranged on the lifting frame (14) and the bottom of the fixing frame (27), and the two groups of the second fixing rings (15) are provided with second toothed rings (16); a driving motor (32) fixedly arranged on the fixed frame (27) and provided with a first gear (33) on an output shaft thereof, the first gear (33) being meshed with the second gear ring (16), and A second gear (34) coaxially arranged with the first gear (33) and capable of meshing with the first toothed ring (12).
  8. 8. The double-station overturning platform for axle welding of claim 7, wherein the linkage comprises: the pressing assembly is arranged on the frame (1) and is connected with the knuckle fixing assembly and the fixing frame (27) so as to convert the sliding of the knuckle fixing assembly into the driving of the fixing frame (27) to descend, and And the reset component is arranged on the frame (1) to drive the descending fixed frame (27) to reset.
  9. 9. The double-station overturning platform for axle welding of claim 8, wherein the pressing assembly comprises: a first abutting block (13) arranged on the limit frame (10); a driving block (37) slidably arranged on the frame (1), a second abutting block (39) is arranged at the bottom of the driving block, the first abutting block (13) is abutted with the second abutting block (39), a second driving column (38) is arranged on the driving block (37), and The second inclined rail (28) is arranged on the fixed frame (27), and the second driving column (38) is arranged in the second inclined rail (28) in a sliding mode.
  10. 10. The double-station overturning platform for axle welding of claim 8, wherein the reset assembly comprises: A guide rod (29) fixedly arranged on the fixed frame (27) and penetrating through the frame (1), a limit plate (30) arranged at the end part of the guide rod (29), and The third elastic piece (31) is arranged between the frame (1) and the limiting plate (30).

Description

Double-station overturning table for axle welding Technical Field The invention particularly relates to a double-station overturning platform for axle welding. Background The automobile axle is connected with the frame through a suspension, and wheels are arranged at two ends of the automobile axle. The axle is used for bearing the load of the automobile and maintaining the normal running of the automobile on a road. The axle is stressed in a complex way, not only bears the weight and transfers the force, but also deflects the wheels by a certain angle by utilizing the swing of the steering knuckle to realize the steering of the automobile, and bears the vertical load between the wheels and the frame, so that the welding quality of the axle and the steering knuckle directly influences the running safety and stability of the automobile. At present, the welding operation of the axle and the knuckle is mainly finished by matching a welding station with welding equipment, and the working flow of the equipment is generally that the axle and the knuckle to be welded are manually placed at the welding station and fixed, after the equipment is started to finish welding, the machine is stopped, a finished workpiece is manually moved out, and then a new workpiece to be welded is placed, so that the flow is repeated. However, the welding and workpiece loading and unloading of the existing welding stations cannot be performed synchronously, the whole process of the welding stations needs to be stopped in the workpiece loading and unloading process, so that the effective operation time of the equipment is low in proportion, and particularly in a mass production scene, the whole production efficiency can be greatly reduced due to frequent stopping and material changing. Disclosure of Invention Based on this, it is necessary to provide a double-station overturning platform for axle welding, which aims at the problems that the existing welding equipment for welding an axle and a steering knuckle needs to manually move the welded workpiece out of a welding area after welding and place a new workpiece for welding, and the welding station needs longer downtime due to the form, and the synchronous loading and unloading and welding cannot be realized, so that the working efficiency is reduced. In order to achieve the above purpose, the present invention provides a double-station overturning platform for axle welding, comprising: the chain conveying device comprises a frame, wherein two groups of chain conveying mechanisms are arranged on the frame, connecting seats are arranged on chain sections of the chain conveying mechanisms along the conveying direction of the chain sections, the two groups of connecting seats are connected through a group of bearing plates, and axle brackets are arranged on the bearing plates; the lifting frames are provided with two groups and are arranged on the frame in a lifting manner through lifting components, and lifting components are arranged on the lifting frames; The knuckle fixing assembly is arranged on the connecting seat in a sliding way and is connected with the lifting frame through a pushing mechanism so as to convert the sliding of the lifting frame into driving of the two groups of knuckle fixing assemblies to slide and open and close, and The lifting device comprises a frame, a steering knuckle fixing assembly, a lifting mechanism and a welding gun, wherein the lifting mechanism is arranged on the frame, the bottom of the lifting mechanism is provided with the lifting mechanism and the welding gun, and the fixing frame is connected with the steering knuckle fixing assembly through a linkage mechanism so as to convert sliding of the steering knuckle fixing assembly into driving of lifting of the fixing frame. In one embodiment, the lifting assembly comprises: The two groups of cylinders are oppositely arranged and are fixedly arranged on the frame, a push plate is arranged on an output shaft of the cylinder, and The push rod is provided with two groups, one end of the push rod is hinged with the push plate, and the other end of the push rod is hinged with the lifting frame. In one embodiment, the lifting assembly comprises: the lifting frame is slidably arranged on the lifting frame, the supporting plate is provided with a through groove for the lifting frame to pass through, and The first elastic piece is arranged between the lifting frame and the lifting frame. In one embodiment, the knuckle fixing assembly includes: The movable plate is arranged on the connecting seat in a sliding manner; the support frame is fixedly arranged on the movable plate, and is detachably provided with a limiting frame, the support frame and a first fixing ring which is provided with a semi-arc shape and is rotatable on the limiting frame, a first toothed ring is arranged on the first fixing ring, and the first toothed ring is connected with the turnover mechanism. In one embodiment, the propulsion mechan