CN213646451U

CN213646451U - Welding fixture with limiting structure for welding vehicle body

Info

Publication number: CN213646451U
Application number: CN202022388044.XU
Authority: CN
Inventors: 刘兴武; 张晓林; 曹颜峰; 吴永甲
Original assignee: Hubei Hong Yali Automotive Equipment Co ltd
Current assignee: Hubei Hong Yali Automotive Equipment Co ltd
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-07-09
Anticipated expiration: 2030-10-24

Abstract

The utility model is suitable for a welding technology field provides a welding jig with limit structure for welding a vehicle body, which comprises a base, wherein a motor is bolted on the left side of the bottom of the inner wall of the base, a bevel gear is fixedly installed at the right end of an output shaft of the motor, and the inner wall of the base is rotatably connected with a gear disc; the utility model discloses possess and to adjust the adaptation to the work piece of equidimension not, it is convenient to press from both sides tight spacing to the work piece, can also automatically regulated welding angle, the advantage of bringing convenience for staff's weldment work, it is inconvenient to press from both sides tight spacing to the work piece of equidimension not to have solved current welding jig, it is relatively poor to lead to its suitability, the problem that the work piece rocked appears in the welding process probably, it is troublesome to bring for staff's weldment work, and the removal self position that needs the staff to stop in welding process carries out the regulation of welding angle, the problem of work efficiency has been reduced.

Description

Welding fixture with limiting structure for welding vehicle body

Technical Field

The utility model belongs to the technical field of the welding, especially, relate to a welding jig of automobile body welding apparatus limit structure.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner; the energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space. Wherever welding can be dangerous for the operator, appropriate precautions must be taken while welding is being performed. The possible injuries to human body caused by welding include burn, electric shock, visual impairment, toxic gas inhalation, over-irradiation of ultraviolet rays, etc.

Present welding jig is inconvenient to press from both sides tight spacing to the work piece of equidimension not, lead to its suitability relatively poor, the problem that the work piece rocked appears in probably causing welding process, the weldment work of giving the staff brings the trouble, and the removal self position that needs the staff to stop in welding process carries out welding angle's regulation, work efficiency has been reduced, for this we propose one kind can adjust the adaptation to the work piece of equidimension not, it is convenient to press from both sides tight spacing to the work piece, can also automatically regulated welding angle, the welding jig who brings the convenience for staff's weldment work solves this problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a welding jig with limit structure for welding of automobile body aims at solving the problem that proposes among the above-mentioned background art.

The utility model is realized in such a way, a welding fixture with a limiting structure for welding a vehicle body comprises a base, wherein a motor is bolted on the left side of the bottom of the inner wall of the base, a bevel gear is fixedly installed at the right end of an output shaft of the motor, the inner wall of the base is rotatably connected with a gear disc, the gear disc is meshed with the bevel gear, a connecting rod is bolted on the top of the gear disc, the top end of the connecting rod penetrates through the outer part of the base and is bolted with a workbench, a chute is formed in the top of the workbench, the left side and the right side of the inner wall of the chute are both connected with a mounting box in a sliding way, a clamping structure is arranged in the mounting box, a fixed groove is formed in one opposite side of the mounting box, a movable rod is connected in the fixing groove in a sliding way, a first clamping plate is bolted on one opposite side of the, and a second clamping plate is bolted to the lower part of one opposite side of the mounting box.

Preferably, press from both sides tight structure and include threaded rod, dead lever, knob and thread bush, the threaded rod rotates the bottom of connecting at the mounting box inner wall, dead lever fixed connection is on the top of threaded rod, and the top of dead lever run through the mounting box and with the knob bolt joint, thread bush threaded connection is on the surface of threaded rod, and fixed connection between thread bush and the movable rod.

Preferably, the surfaces of the front side and the rear side of the inner wall of the sliding groove are provided with limiting grooves, the bottoms of the front side and the rear side of the mounting box are bolted with limiting blocks, and one ends of the limiting blocks extend to the inside of the limiting grooves and are in sliding connection with the limiting grooves.

Preferably, a plurality of first screw holes are formed in the bottom of the inner wall of the sliding groove, a fixing plate is bolted to the bottom of one side of the mounting box, a second screw hole is formed in the surface of the fixing plate, a bolt is connected to the inner thread of the second screw hole, and the bolt is in threaded connection with the first screw holes.

Preferably, the universal wheels are installed on the left side and the right side of the bottom of the workbench, the guide grooves are formed in the top of the base, and the universal wheels are connected with the guide grooves in a sliding mode.

Preferably, the surface of one side of the first clamping plate opposite to the surface of the second clamping plate is bonded with a protection pad, and the protection pad is made of heat-resistant rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses possess and to adjust the adaptation to the work piece of equidimension not, it is convenient to press from both sides tight spacing to the work piece, can also automatically regulated welding angle, the advantage of bringing convenience for staff's weldment work, it is inconvenient to press from both sides tight spacing to the work piece of equidimension not to have solved current welding jig, it is relatively poor to lead to its suitability, the problem that the work piece rocked appears in the welding process probably, it is troublesome to bring for staff's weldment work, and the removal self position that needs the staff to stop in welding process carries out the regulation of welding angle, the problem of work efficiency has been reduced.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

fig. 2 is a schematic perspective view of the mounting box of the present invention;

FIG. 3 is a perspective view of the present invention;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 1;

in the figure: 1. a base; 2. a motor; 3. a bevel gear; 4. a gear plate; 5. a connecting rod; 6. a work table; 7. a chute; 8. mounting a box; 9. a clamping structure; 91. a threaded rod; 92. fixing the rod; 93. a knob; 94. a threaded sleeve; 10. fixing grooves; 11. a movable rod; 12. a first splint; 13. a second splint; 14. a limiting groove; 15. a limiting block; 16. a first screw hole; 17. a fixing plate; 18. a second screw hole; 19. a bolt; 20. a universal wheel; 21. a guide groove; 22. and (6) a protective pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the utility model provides a welding fixture with a limiting structure for welding a vehicle body, which comprises a base 1, a motor 2 is bolted on the left side of the bottom of the inner wall of the base 1, a bevel gear 3 is fixedly installed on the right end of the output shaft of the motor 2, the inner wall of the base 1 is rotatably connected with a gear disc 4, the gear disc 4 is meshed with the bevel gear 3, a connecting rod 5 is bolted on the top of the gear disc 4, the top end of the connecting rod 5 penetrates through the outside of the base 1 and is bolted with a workbench 6, the top of the workbench 6 is provided with a chute 7, the left side and the right side of the inner wall of the chute 7 are both slidably connected with a mounting box 8, the inside of the mounting box 8 is provided with a clamping structure 9, one opposite side of the mounting box 8 is provided with a fixing groove 10, the inside of the fixing groove 10 is slidably connected with a movable rod 11, one opposite side of the movable, a second clamping plate 13 is bolted below one opposite side of the mounting box 8.

In this embodiment, the device possesses and can adjust the adaptation to the work piece of equidimension not, it is convenient to press from both sides tight spacing to the work piece, can also automatically regulated welding angle, the advantage of bringing convenience for staff's weldment work, it is inconvenient to press from both sides tight spacing to the work piece of equidimension not to have solved current welding jig, it is relatively poor to lead to its suitability, the problem that the work piece rocked appears in the welding process probably, it is troublesome to bring for staff's weldment work, and the regulation that the welding angle was carried out to removal self position that needs the staff to stop in welding process, the problem of work efficiency has been reduced.

Further, press from both sides tight structure 9 and include threaded rod 91, dead lever 92, knob 93 and thread bush 94, threaded rod 91 rotates the bottom of connecting at the mounting box 8 inner wall, and dead lever 92 fixed connection is on the top of threaded rod 91, and the top of dead lever 92 runs through mounting box 8 and with knob 93 bolt joint, thread bush 94 threaded connection is on the surface of threaded rod 91, and fixed connection between thread bush 94 and the movable rod 11.

In the present embodiment, the workpiece is conveniently clamped and limited by the arrangement of the threaded rod 91, the fixing rod 92, the knob 93 and the threaded sleeve 94.

Further, the surface of both sides all has seted up spacing groove 14 around 7 inner walls of spout, and the bottom of both sides all is bolted connection stopper 15 around mounting box 8, and stopper 15's one end extend to the inside of spacing groove 14 and with sliding connection between the spacing groove 14.

In the present embodiment, the stability of the mounting box 8 when moving in the chute 7 is improved by the provision of the stopper groove 14 and the stopper 15.

Furthermore, a plurality of first screw holes 16 are formed in the bottom of the inner wall of the sliding groove 7, a fixing plate 17 is bolted to the bottom of one side of the mounting box 8, a second screw hole 18 is formed in the surface of the fixing plate 17, a bolt 19 is connected to the inner thread of the second screw hole 18, and the bolt 19 is in threaded connection with the first screw holes 16.

In the present embodiment, the first screw hole 16, the fixing plate 17, the second screw hole 18, and the bolt 19 are provided to facilitate fixing of the position of the mounting box 8.

Further, universal wheel 20 is all installed to the bottom left and right sides of workstation 6, and guide way 21 has been seted up at the top of base 1, and sliding connection between universal wheel 20 and the guide way 21.

In the present embodiment, the provision of the universal wheels 20 and the guide grooves 21 improves the stability of the table 6 during rotation adjustment.

Furthermore, a protection pad 22 is adhered to the surface of the first clamping plate 12 opposite to the second clamping plate 13, and the protection pad 22 is made of heat-resistant rubber.

In the present embodiment, the protection pad 22 is provided to prevent the workpiece from being damaged during the clamping process of the workpiece by the first clamping plate 12 and the second clamping plate 13, thereby improving the protection performance.

The utility model discloses a theory of operation and use flow: when a workpiece needs to be fixed, an operator twists the bolt 19, removes the bolt 19 from the fixing plate 17, pulls the mounting boxes 8 on both sides, adjusts the distance between the mounting boxes 8 on both sides according to the size of the workpiece, reinstalls the bolt 19 to the original position after the adjustment is completed, completes the fixing of the mounting boxes 8, places the workpiece above the second clamping plate 13, twists the knob 93 by using a wrench, so that the fixing rod 92 drives the threaded rod 91 to rotate, the threaded sleeve 94 moves up and down on the surface of the threaded sleeve 94, controls the rotation direction of the knob 93, so that the first clamping plate 12 moves down to clamp and fix the workpiece, after the position of the workpiece is fixed, the workpiece can be welded, when the angle needing to be welded is adjusted, the motor 2 is started, so that the output shaft of the motor 2 drives the bevel gear 3 to rotate, because bevel gear 3 and toothed disc 4 meshing for toothed disc 4 drives connecting rod 5 and begins to rotate, and workstation 6 takes place the rotation thereupon, can adjust the angle of welding.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a car body welding is with welding jig who has limit structure, includes base (1), its characterized in that: the motor (2) is bolted on the left side of the bottom of the inner wall of the base (1), the bevel gear (3) is fixedly mounted at the right end of an output shaft of the motor (2), the inner wall of the base (1) is connected with a gear disc (4) in a rotating manner, the gear disc (4) is meshed with the bevel gear (3), the connecting rod (5) is bolted on the top of the gear disc (4), the top end of the connecting rod (5) penetrates through the outer part of the base (1) and is bolted with a workbench (6), a sliding chute (7) is formed in the top of the workbench (6), mounting boxes (8) are slidably connected to the left side and the right side of the inner wall of each sliding chute (7), a clamping structure (9) is arranged inside each mounting box (8), a fixing groove (10) is formed in one opposite side of each mounting box (8), and a movable rod (11) is slidably connected, one side bolt that movable rod (11) is in opposite directions has connect first splint (12), and sliding connection between first splint (12) and mounting box (8), mounting box (8) below bolt in opposite directions one side has connect second splint (13).

2. The welding jig with the limiting structure for welding the vehicle body according to claim 1, wherein: press from both sides tight structure (9) and include threaded rod (91), dead lever (92), knob (93) and thread bush (94), threaded rod (91) rotate the bottom of connecting at mounting box (8) inner wall, dead lever (92) fixed connection is on the top of threaded rod (91), and the top of dead lever (92) run through mounting box (8) and with knob (93) bolt joint, thread bush (94) threaded connection is on the surface of threaded rod (91), and fixed connection between thread bush (94) and movable rod (11).

3. The welding jig with the limiting structure for welding the vehicle body according to claim 1, wherein: limiting grooves (14) are formed in the surfaces of the front side and the rear side of the inner wall of the sliding groove (7), limiting blocks (15) are bolted to the bottoms of the front side and the rear side of the mounting box (8), and one ends of the limiting blocks (15) extend to the inside of the limiting grooves (14) and are connected with the limiting grooves (14) in a sliding mode.

4. The welding jig with the limiting structure for welding the vehicle body according to claim 1, wherein: a plurality of first screw holes (16) are formed in the bottom of the inner wall of the sliding groove (7), a fixing plate (17) is bolted to the bottom of one side of the mounting box (8), a second screw hole (18) is formed in the surface of the fixing plate (17), a bolt (19) is connected to the inner thread of the second screw hole (18), and the bolt (19) is in threaded connection with the first screw holes (16).

5. The welding jig with the limiting structure for welding the vehicle body according to claim 1, wherein: universal wheel (20) are all installed to workstation (6) bottom left and right sides, guide way (21) have been seted up at the top of base (1), and sliding connection between universal wheel (20) and guide way (21).

6. The welding jig with the limiting structure for welding the vehicle body according to claim 1, wherein: the surface of one side of the first clamping plate (12) opposite to the surface of the second clamping plate (13) is bonded with a protection pad (22), and the protection pad (22) is made of heat-resistant rubber.