CN215967032U

CN215967032U - Flange welding frock that inside and outside welding was once accomplished

Info

Publication number: CN215967032U
Application number: CN202121962456.8U
Authority: CN
Inventors: 周怀林; 周祥; 叶夏建; 周礼兵; 王保山
Original assignee: Jiangsu Jinye Titanium Industry Co ltd
Current assignee: Jiangsu Jinye Titanium Industry Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-03-08
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a flange welding tool which can finish internal and external welding once, relating to the technical field of machining and comprising a pipe fitting, a flange plate and a first fixed block, wherein the surface of the first fixed block is connected with a rotating block in a fixed-axis rotating manner, the upper surface of the rotating block is fixedly connected with two welding gun frames, the surfaces of the two welding gun frames are respectively provided with two welding guns in a detachable manner, the flange welding tool also comprises two fixed parts for fixing the positions of the welding guns and a rotating part for driving the welding guns to move around the connection part of the pipe fitting and the flange plate in a circumferential manner, the surface of the first fixed block is provided with a first through hole for a fixed column to penetrate through and be fixedly connected with the first through hole, and the lower end of the fixed column is fixedly connected with a second fixed block. The quality is not guaranteed, the labor intensity is high, and the requirement of robot welding on the field is high.

Description

Flange welding frock that inside and outside welding was once accomplished

Technical Field

The utility model relates to the technical field of machining, in particular to a flange welding tool capable of completing inner and outer welding once.

Background

At present, flange welding is generally circumferential welding by a handheld gun or a robot.

But the traditional manual welding has uneven welding seams, is not beautiful, cannot perform accurate centering, has no quality guarantee, has high labor intensity and has higher requirements on fields for robot welding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flange welding tool capable of completing inner and outer welding at one time, which has the effect of performing inner and outer annular welding on the joint of a pipe fitting and a flange plate, and solves the problems that manual welding is uneven in welding line, not attractive, incapable of performing accurate centering, free of quality guarantee, high in labor intensity and high in requirement on places for robot welding.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an inside and outside welding flange welding frock of accomplishing promptly, includes pipe fitting, ring flange and fixed block one, the surperficial dead axle of fixed block one rotates and is connected with the turning block, the last fixed surface of turning block is connected with two welding gun framves, two the surface of welding gun frame is detachable respectively installs two welder, and still including two be used for right the welder position carries out fixed part and drive welder winds the pipe fitting with the junction circular motion's of ring flange rotating part.

Optionally, a first through hole used for the fixed column to penetrate through and be fixedly connected with the first through hole is formed in the surface of the first fixed block, a second fixed block is fixedly connected with the lower end of the fixed column, a first rotating shaft is rotatably connected to the front dead axle of the second fixed block, a connecting rod is fixedly connected to the end portion of the first rotating shaft, a pressing plate is hinged to the end portion of the connecting rod, and the first through hole further comprises an adjusting part used for driving the pressing plate to abut against the column and used for driving the inner wall of the pipe fitting.

Optionally, the rotating part includes a groove formed in the surface of the rotating block, a third rotating shaft is rotatably connected to a fixed shaft on the inner wall of the groove, an external thread is formed in the surface of the third rotating shaft, a supporting block is connected to the surface of the external thread in a threaded manner, a motor is fixedly connected to the upper surface of the supporting block, a roller is fixedly connected to the surface of a motor driving shaft, a second through hole is formed in the surface of the rotating block, the second through hole is used for the second rotating shaft to penetrate through and is rotatably connected with the fixed shaft of the second rotating shaft, and a bevel gear transmission mechanism is fixedly connected to the surfaces of the second rotating shaft and the third rotating shaft together.

Optionally, the adjusting part includes that two are seted up through-hole three on fixed block one surface, two the equal sliding connection of inner wall of through-hole three has the pull-rod, the sliding surface of fixed column cup joints the cover block, two the lower extreme of pull-rod all with the last fixed surface of cover block is connected, two the equal fixedly connected with fixed plate in upper end of pull-rod, two the equal fixedly connected with spring in lower surface of fixed plate, two the lower extreme of spring all with the last fixed surface of fixed block one is connected, the lower fixed surface of cover block is connected with the movable plate, two the equal fixedly connected with gear in surface of pivot one, the tooth has all been seted up to the movable plate left and right sides, two the surface of gear all with the surface of tooth meshes mutually.

Optionally, the upper end of the second rotating shaft is fixedly connected with a handle, and the surface of the handle is provided with grains.

Optionally, the first through hole is matched with the fixing column, and the second rotating shaft is matched with the second through hole.

Compared with the prior art, the utility model has the following beneficial effects:

according to the welding gun fixing device, the fixing column is grasped, the fixing plate is pressed forcibly, the two connecting rods are driven to rotate towards the fixing column simultaneously through pressing the fixing plate, so that the rotating block can be plugged into the pipe fitting, the fixing plate is not pressed downwards at the moment, the two connecting rods are driven to rotate in the direction away from the fixing column, the pressing plates are driven to fix the inner wall of the pipe fitting, the height position of the welding gun can be adjusted through adjusting the two pressing plates to different depths extending into the pipe fitting, and the position of the welding gun is fixed well.

Two welding guns are arranged on a welding gun frame, the welding guns are aligned to the joint of the inner wall and the outer wall of the pipe fitting and the flange plate, a switch of the welding guns is turned on, then the rollers are driven to rotate by starting a motor, the rotating blocks are driven to rotate around the fixed columns as axes by the rotation of the rollers, and the welding gun frame is driven to do circular motion around the pipe fitting by the circular motion of the rotating blocks, so that the welding guns can weld the joint of the pipe fitting and the flange plate at the same time.

After the welding is finished, the switch of the motor and the switch of the welding gun are turned off, and the pressing plate can be driven to not support the inner wall of the pipe fitting any more by pressing the fixing plate, so that the whole device can be taken out for welding the next piece.

Drawings

FIG. 1 is an isometric view of a structure of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

fig. 4 is an enlarged view of the structure of fig. 2B according to the present invention.

In the figure: 1. a pipe fitting; 2. a flange plate; 3. a first fixed block; 4. fixing a column; 5. a second fixed block; 6. a first rotating shaft; 7. a connecting rod; 8. pressing a plate; 9. sleeving blocks; 10. pulling a lifting rod; 11. a fixing plate; 12. a spring; 13. moving the plate; 14. rotating the block; 15. a welding gun rack; 16. a second rotating shaft; 17. a rotating shaft III; 18. a support block; 19. a motor; 20. a roller; 21. a handle; 22. a bevel gear transmission mechanism; 61. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides an inside and outside welding is flange welding frock of accomplishing once, including pipe fitting 1, flange plate 2 and fixed block 3, the fixed surface dead axle of fixed block 3 rotates and is connected with turning block 14, two welding gun frames 15 of last fixed surface of turning block 14 are connected with, two welding guns are installed on two welding gun frames 15's surface respectively detachable, still including two fixed part that are used for going on fixing to the welding gun position and the rotating part that drives welder around the junction circular motion of pipe fitting 1 and flange 2, effect through fixed part, can aim at the junction of pipe fitting 1 and flange 2 with two weldings of installing on welding gun frame 15, effect through rotating part, can drive two welder and do circular motion around pipe fitting 1, thereby carry out annular welding to the junction of pipe fitting 1 and flange 2.

In order to align the welding gun to the joint of the pipe fitting 1 and the flange 2, further, a first through hole for the fixed column 4 to pass through and be fixedly connected with is arranged on the surface of the fixed block 3, a second fixed block 5 is fixedly connected with the lower end of the fixed column 4, two first rotating shafts 6 are rotatably connected with the front surface of the second fixed block 5 in a fixed shaft mode, connecting rods 7 are fixedly connected with the end parts of the two first rotating shafts 6, pressing plates 8 are hinged to the end parts of the two connecting rods 7, an adjusting part for driving the two pressing plates 8 to abut against the inner wall of the pipe fitting 1 is further included, the two first rotating shafts 6 are driven to rotate through the action of the adjusting part, the two connecting rods 7 are driven to simultaneously rotate towards the fixed column 4 through the rotation of the first rotating shafts 6, so that the rotating block 14 can be plugged into the pipe fitting 1, at the moment, the fixed plate 11 is not pressed downwards, the spring 12 is changed from a compression state to a free state, and the moving plate 13 is driven to move upwards, thereby it is rotatory to drive two connecting rods 7 and leave the direction of fixed column 4 dorsad to drive clamp plate 8 and fix the inner wall of pipe fitting 1, through adjusting two clamp plates 8 to the different degree of depth that stretches into in the pipe fitting 1, can adjust welder's high position, be about to welder's position fixed.

In order to enable the welding gun to perform annular welding on the joint of the pipe fitting 1 and the flange plate 2, the rotating part comprises a rotating block 14, the surface of the rotating block is provided with a groove, the inner wall of the groove is fixedly connected with a third rotating shaft 17 in a fixed-axis rotating manner, the surface of the third rotating shaft 17 is provided with an external thread, the surface of the external thread is connected with a supporting block 18 in a threaded manner, the upper surface of the supporting block 18 is fixedly connected with a motor 19, the surface of a driving shaft of the motor 19 is fixedly connected with a roller 20, the surface of the rotating block 14 is provided with a second through hole which is used for the second rotating shaft 16 to penetrate through and is rotatably connected with the fixed-axis, the surfaces of the second rotating shaft 16 and the third rotating shaft 17 are fixedly connected with a conical gear transmission mechanism together, two welding guns are arranged on the welding gun frame 15 and are aligned with the joint of the inner wall and the outer wall of the pipe fitting 1 and the flange plate 2, and the rotating shaft 16 is driven to rotate under the action of the conical gear transmission mechanism 22, rotation through three 17 of pivot, under the cooperation of external screw thread, drive supporting shoe 18 and remove to the inner wall of pipe fitting 1, motion through supporting shoe 18, drive motor 19 motion, motion through motor 19, drive gyro wheel 20 and remove to the position that carries out the butt with the inner wall of pipe fitting 1, then open welder's switch, later on through starter motor 19, drive gyro wheel 20 and rotate, rotation through gyro wheel 20, drive turning block 14 and rotate around fixed column 4 as the axle center, circular motion through turning block 14, thereby it is circular motion around pipe fitting 1 to drive welding gun frame 15, thereby make welder can weld the junction of pipe fitting 1 and flange dish 2 simultaneously.

In order to enable the pressing plate 8 to abut against the inner wall of the pipe fitting 1, further, the adjusting part comprises two third through holes formed in the surface of the first fixing block 3, the inner walls of the two third through holes are connected with the lifting rods 10 in a sliding mode, the surface of the fixing column 4 is sleeved with the sleeve block 9 in a sliding mode, the lower ends of the two lifting rods 10 are fixedly connected with the upper surface of the sleeve block 9, the upper ends of the two lifting rods 10 are fixedly connected with the fixing plates 11, the lower surfaces of the two fixing plates 11 are fixedly connected with the springs 12, the lower ends of the two springs 12 are fixedly connected with the upper surface of the first fixing block 3, the lower surface of the sleeve block 9 is fixedly connected with the moving plate 13, the surfaces of the two rotating shafts 6 are fixedly connected with the gears 61, the left side and the right side of the moving plate 13 are provided with teeth, the surfaces of the two gears 61 are meshed with the surfaces of the teeth, the fixing column 4 is grasped, and the fixing plate 11 is pressed forcibly, the fixed plate 11 is pressed to drive the pull-up rod 10 to move downwards, the spring 12 is changed from a free state to a compression state at the moment, the sleeve block 9 is driven to move downwards through the downward movement of the pull-up rod 10, the movable plate 13 is driven to move downwards through the downward movement of the sleeve block 9, the two gears 61 are driven to rotate positively and reversely under the action of teeth on the movable plate 13 through the downward movement of the movable plate 13, and the two rotating shafts 6 can be driven to rotate through the rotation of the two gears 61.

In order to rotate the second rotating shaft 16 conveniently, further, the upper end of the second rotating shaft 16 is fixedly connected with a handle 21, grains are formed on the surface of the handle 21, and the second rotating shaft 16 can be driven to rotate by rotating the handle 21.

In order to enable the whole mechanism to operate more stably, the first through hole is matched with the fixing column 4, and the second rotating shaft 16 is matched with the second through hole.

The working principle is as follows: when the flange welding tool which is completed by once internal and external welding is used, the fixed column 4 is grasped, the fixed plate 11 is pressed with force, the lifting rod 10 is driven to move downwards by pressing the fixed plate 11, the spring 12 is changed from a free state to a compressed state at the moment, the sleeve block 9 is driven to move downwards by the downward movement of the lifting rod 10, the movable plate 13 is driven to move downwards by the downward movement of the sleeve block 9, the two gears 61 are driven to move positively and negatively by the downward movement of the movable plate 13 under the action of the teeth on the movable plate 13, the two rotating shafts 6 are driven to rotate by the rotation of the two gears 61, the two connecting rods 7 are driven to simultaneously rotate towards the fixed column 4 by the rotation of the two rotating shafts 6, so that the rotating block 14 can be plugged into the pipe fitting 1, the fixed plate 11 is not pressed downwards any more at the moment, the spring 12 is changed from the compressed state to the free state, the movable plate 13 is driven to move upwards, and the two connecting rods 7 are driven to rotate in the direction away from the fixed column 4, the two pressing plates 8 are adjusted to different depths extending into the pipe fitting 1, so that the height position of the welding gun can be adjusted, namely the position of the welding gun is well fixed;

by mounting two welding guns on the welding gun frame 15 and aligning the joints of the inner wall and the outer wall of the pipe fitting 1 and the flange 2, by rotating the second rotating shaft 16, under the action of the bevel gear transmission mechanism 22, the rotating shaft III 17 is driven to rotate, and through the rotation of the rotating shaft III 17, under the matching of the external thread, the supporting block 18 is driven to move towards the inner wall of the pipe fitting 1, the motor 19 is driven to move through the movement of the supporting block 18, the roller 20 is driven to move to the position of abutting against the inner wall of the pipe fitting 1 by the movement of the motor 19, then a switch of the welding gun is turned on, then the roller 20 is driven to rotate by starting the motor 19, the rotating block 14 is driven to rotate around the fixed column 4 as an axis by the rotation of the roller 20, and by the circular motion of the rotating block 14, thereby driving the welding gun frame 15 to do circular motion around the pipe fitting 1, and enabling the welding gun to simultaneously weld the joint of the pipe fitting 1 and the flange 2;

after the welding is finished, the switch of the motor 19 and the welding gun is turned off, and the pressing plate 8 can be driven to not support the inner wall of the pipe fitting 1 any more by pressing the fixing plate 11, so that the whole device can be taken out to weld the next piece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inside and outside welding flange welding frock of accomplishing once, includes pipe fitting (1), ring flange (2) and fixed block (3), its characterized in that: the fixed block (3) is fixed on the surface, the axis is fixed on the surface and the rotation is connected with the rotating block (14), the fixed surface of the rotating block (14) is fixedly connected with two welding gun frames (15) and two welding guns are detachably installed on the surface of the welding gun frames (15), and the fixed block and the driving of the welding gun are fixed on the welding gun positions and wound by the welding guns, the pipe fitting (1) and the rotating part of the circumferential motion of the joint of the flange plate (2) are arranged.

2. The flange welding frock that inside and outside welding was once accomplished according to claim 1, its characterized in that: the surface of the first fixing block (3) is provided with a first through hole which is used for the fixing column (4) to pass through and is fixedly connected with the first fixing block, a second fixing block (5) is fixedly connected with the lower end of the fixing column (4), a first rotating shaft (6) and a second rotating shaft (6) are rotatably connected with the front dead axle of the second fixing block (5), a connecting rod (7) and a connecting rod (7) are fixedly connected with the end part of the first rotating shaft (6) and the end part of the connecting rod (7) are hinged with a pressing plate (8), and the first through hole is used for driving the two pressing plates (8) to abut against the column to adjust parts of the inner wall of the pipe fitting (1).

3. The flange welding frock that inside and outside welding was once accomplished according to claim 2, its characterized in that: the rotating part comprises a rotating block (14), wherein a groove is formed in the surface of the rotating block, a rotating shaft III (17) is rotatably connected to the inner wall dead axle of the groove, an external thread is formed in the surface of the rotating shaft III (17), a supporting block (18) is connected to the surface of the external thread in a threaded manner, a motor (19) is fixedly connected to the upper surface of the supporting block (18), a roller (20) is fixedly connected to the surface of a driving shaft of the motor (19), a through hole II used for the rotating shaft II (16) to penetrate through and is rotatably connected with the surface dead axle of the rotating block II (14) is formed in the surface of the rotating block II (16), and a bevel gear transmission mechanism (22) is fixedly connected to the surfaces of the rotating shaft III (17) together.

4. The flange welding frock that inside and outside welding was once accomplished according to claim 3, its characterized in that: the adjusting part comprises two third through holes which are arranged on the surface of the first fixing block (3), the inner walls of the two third through holes are connected with a lifting rod (10) in a sliding way, the surface of the fixed column (4) is sleeved with a sleeve block (9) in a sliding manner, the lower ends of the two lifting rods (10) are fixedly connected with the upper surface of the sleeve block (9), the upper ends of the two lifting rods (10) are fixedly connected with a fixed plate (11), the lower surfaces of the two fixed plates (11) are fixedly connected with springs (12), the lower ends of the two springs (12) are fixedly connected with the upper surface of the fixed block I (3), the lower surface of the sleeve block (9) is fixedly connected with a movable plate (13), the surfaces of the two first rotating shafts (6) are fixedly connected with gears (61), teeth are arranged on the left side and the right side of the moving plate (13), and the surfaces of the two gears (61) are meshed with the surfaces of the teeth.

5. The flange welding tool capable of completing inner and outer welding once according to any one of claims 3 or 4, characterized in that: the upper end of the second rotating shaft (16) is fixedly connected with a handle (21), and grains are formed in the surface of the handle (21).

6. The flange welding frock that inside and outside welding was once accomplished according to claim 5, characterized in that: the first through hole is matched with the fixing column (4), and the second rotating shaft (16) is matched with the second through hole.