CN216912759U

CN216912759U - Welding device for special steel cylinder base

Info

Publication number: CN216912759U
Application number: CN202220580354.8U
Authority: CN
Inventors: 翟亚勇
Original assignee: Jiangsu Minnuo Special Equipment Co ltd
Current assignee: Jiangsu Minnuo Special Equipment Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-08
Anticipated expiration: 2032-03-16

Abstract

The utility model belongs to the technical field of the welding and specifically relates to a welding set of special steel bottle base is related to, and it includes the workstation, be connected with fixture and welding mechanism on the workstation, fixture includes the (holding) chuck of two coaxial settings, be connected with the support frame on the (holding) chuck, the (holding) chuck with the support frame rotates to be connected, support frame sliding connection be in on the workstation, the (holding) chuck is used for centre gripping steel pipe and base, welding mechanism includes welder, welder's muzzle sets up towards the welded junction between steel pipe and the base, and this application has the effect that improves the life of special steel bottle.

Description

Welding device for special steel cylinder base

Technical Field

The application relates to the field of welding, especially, relate to a welding set of special steel bottle base.

Background

The special steel cylinder is a steel cylinder body for storing special media such as special gas, pressurized gas and the like, the steel cylinder is usually manufactured by welding in sections in the manufacturing process, and the welded steel cylinder is formed by welding a section of straight steel pipe and two semicircular end sockets up and down.

The utility model discloses a chinese utility model patent that bulletin number is CN214815946U gas cylinder welding set, it includes along the frame that the steel bottle axial set up, locate the welding subassembly of frame center department, locate in the frame and be located the welding subassembly both sides and be used for making welding subassembly and two distances that the welding seam distance is stable to maintain the subassembly, the distance is maintained the subassembly and is maintained the pole, is located the distance maintenance pole one end and is maintained the wheel with the distance that the pole rotation is connected apart from the maintenance pole including locating the distance in the frame, the distance is maintained the wheel butt on the steel bottle. The distance maintaining wheel is fixed with the steel cylinder in the welding process, the rack is fixed with the steel cylinder through the distance maintaining rod, the welding assembly is fixed on the rack, the distance between the welding assembly and the steel cylinder is fixed, and the distance between the welding gun and a welding seam is fixed.

When the technical scheme is used for welding the special steel cylinder, only the local butt joint of the special steel cylinder can be welded, if the special steel cylinder needs to be welded in the circumferential direction, other parts needing to be welded of the special steel cylinder are opposite to a welding gun by manually rotating the special steel cylinder, so that a gap exists between welding points or the welding points are overlapped, welding defects such as welding beading and incomplete welding exist in the welding line, and the service life of the special steel cylinder is shortened when the special steel cylinder is used.

SUMMERY OF THE UTILITY MODEL

In order to improve the life of special steel bottle, this application provides a welding set of special steel bottle base.

The application provides a welding set of special steel bottle base adopts following technical scheme:

the utility model provides a welding set of special steel bottle base, includes the workstation, be connected with fixture and welding mechanism on the workstation, fixture includes the (holding) chuck of two coaxial settings, be connected with the support frame on the (holding) chuck, the (holding) chuck with the support frame rotates to be connected, support frame sliding connection be in on the workstation, the (holding) chuck is used for centre gripping steel pipe and base, welding mechanism includes welder, welder's muzzle is towards the welding department setting between steel pipe and the base.

Through adopting above-mentioned technical scheme, it is fixed to pass through the (holding) chuck with steel pipe and base, then remove the (holding) chuck and make steel pipe and base butt joint, make the splice between steel pipe and the base be located welder's below, rotate the (holding) chuck, the (holding) chuck drives the steel pipe, the base rotates, thereby be convenient for carry out the hoop welding to the splice between steel pipe and the base, it takes place to have the phenomenon that clearance or welding point overlap between the welding point to have reduced, welding defects such as beading, not full welding in the welding seam have been reduced, the life of special steel bottle has been improved.

Optionally, the welding mechanism further includes a preheating nozzle, the preheating nozzle is used for heating a part to be welded, and the preheating nozzle is connected to the welding gun.

By adopting the technical scheme, the preheating spray head heats the part to be welded, so that the cooling speed after welding is reduced, the generation of cracks is favorably reduced, the residual stress after welding is reduced, and the service life of the special steel cylinder is prolonged.

Optionally, the preheating nozzle is rotatably connected to the welding gun, and the preheating nozzle rotates around the axis of the welding gun.

By adopting the technical scheme, the preheating spray head on the support rotates, and the preheating spray head heats the peripheral range of the welding gun, so that the action range of the preheating spray head is enlarged, and the preheating effect is improved.

Optionally, a first bevel gear is rotatably connected to the workbench, a support is rotatably connected to the welding gun, the preheating nozzle is connected to the support, a second bevel gear is connected to the support, and the second bevel gear is engaged with the first bevel gear.

Through adopting above-mentioned technical scheme, rotate first bevel gear, first bevel gear drives second bevel gear and rotates, and second bevel gear drives the support and rotates to the automatic rotation of preheating the shower nozzle is realized.

Optionally, a toothed ring is connected to the chuck, a gear opposite to the toothed ring is connected to the workbench, the toothed ring and the chuck are coaxially arranged, the gear is rotatably connected to the workbench, and when the steel pipe abuts against the base and a welding position between the steel pipe and the base is opposite to the welding gun, the toothed ring is meshed with the gear.

By adopting the technical scheme, when the welding position between the steel pipe and the base is opposite to the welding gun, the gear is rotated, the gear drives the toothed ring to rotate, and the toothed ring drives the chuck to rotate, so that the rotation of the steel pipe and the base is realized.

Optionally, the two gears are connected together through a linkage rod, and the gears are sleeved on the linkage rod and connected with the linkage rod.

By adopting the technical scheme, the steel pipe and the base synchronously rotate in the same direction through the linkage rod, so that the welding effect is improved.

Optionally, a limiting plate is hinged to the workbench, the limiting plate is located on one side of the gear and abuts against the gear and the gear ring, and the limiting plate is in sliding fit with the gear and the gear ring.

Through adopting above-mentioned technical scheme, the junction of welding between steel pipe and the base is relative with welder, and when ring gear and gear engagement, rotate the limiting plate, the limiting plate restricts gear and ring gear at steel pipe ascending displacement of axial to the stability of gear and ring gear meshing has been improved.

Optionally, be connected with on the workstation with the corresponding adjusting part of (holding) chuck, adjusting part is including adjusting the pole, it connects to adjust the pole rotation on the workstation, be provided with the screw thread on the regulation pole, support frame threaded connection is in on the regulation pole, be connected with the gib block on the workstation, be provided with the guide way on the support frame, the guide way cover is established on the gib block and with gib block sliding fit.

Through adopting above-mentioned technical scheme, rotate the regulation pole, the support frame is along the axial displacement who adjusts the pole to adjust steel pipe and base respectively.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the steel pipe and the base are fixed through the chuck, then the chuck is moved to enable the steel pipe to be in butt joint with the base, the welding position between the steel pipe and the base is located below the welding gun, the chuck is rotated to drive the steel pipe and the base to rotate, so that circumferential welding can be conveniently carried out on the welding position between the steel pipe and the base, gaps among welding points or overlapping of the welding points are reduced, welding defects of welding beading, incomplete welding and the like in the welding line are reduced, and the service life of the special steel cylinder is prolonged;

2. the preheating spray head heats the part to be welded, so that the cooling speed after welding is reduced, the generation of cracks is favorably reduced, the residual stress after welding is reduced, and the service life of the special steel cylinder is prolonged;

3. the preheating spray head on the bracket rotates to heat the surrounding range of the welding gun, thereby enlarging the action range of the preheating spray head and improving the preheating effect.

Drawings

FIG. 1 is a schematic view of the overall structure of a welding device for embodying a special cylinder base;

FIG. 2 is an enlarged view of a portion A of FIG. 1 for showing the positional relationship between the ring member and the connecting member;

fig. 3 is a schematic diagram for showing a positional relationship between the stopper plate and the gear.

Description of reference numerals:

1. a work table; 2. a connecting frame; 3. a chuck; 4. adjusting a rod; 5. a speed reducer; 6. a support frame; 7. connecting columns; 8. a guide groove; 9. a guide strip; 10. a welding gun; 11. preheating a spray head; 12. mounting a column; 13. an annular member; 14. a connecting member; 15. a first bevel gear; 16. a second bevel gear; 17. a driver; 18. a cylinder; 19. a gear; 20. a mounting frame; 21. a motor; 22. a linkage rod; 23. a toothed ring; 24. and a limiting plate.

Detailed Description

The embodiment of the application discloses welding set of special steel bottle base.

Referring to fig. 1, a welding device for a special steel cylinder base comprises a workbench 1, a clamping mechanism and a welding mechanism are connected on the workbench 1,

referring to fig. 1, be connected with link 2 on workstation 1, the cross-section of link 2 sets up to L shape, link 2 is connected with the (holding) chuck 3 of two coaxial settings through adjusting part on the lateral wall on ground, (holding) chuck 3 is used for centre gripping steel pipe and base, adjusting part sets up with (holding) chuck 3 relatively, adjusting part is including adjusting pole 4, it connects on link 2 to adjust pole 4 rotation, be connected with the speed reducer 5 that is used for driving regulation pole 4 on link 2, the output shaft and the regulation pole 4 of speed reducer 5 are connected, be provided with the screw thread on adjusting pole 4, threaded connection has support frame 6 on adjusting pole 4, be connected with gib block 9 on the workstation 1, be provided with guide way 8 on the

support frame

6, 8 covers of gib block are established on gib block 9 and with gib block 9 sliding fit, be provided with the mounting hole on support frame 6, be connected with spliced pole 7 on the (holding) chuck 3, spliced pole 7 runs through the mounting hole and is connected with support frame 6 rotation through the mounting hole.

The steel pipe and the base are fixed through the chuck 3, the speed reducer 5 is started, the speed reducer 5 drives the adjusting rod 4 to rotate, the supporting frame 6 moves along the axial direction of the adjusting rod 4, and the guide groove 8 moves along the guide strip 9, so that the butt joint of the steel pipe and the base is realized.

Referring to fig. 1 and 2, the welding mechanism includes a welding gun 10 and a preheating nozzle 11, the welding gun 10 and the preheating nozzle 11 are located between two chucks 3, a mounting post 12 is connected to a side wall of a connecting piece 14 facing the workbench 1, a support is connected to the mounting post 12, the support includes a ring piece 13 and a connecting piece 14, the ring piece 13 is sleeved on the mounting post 12 and rotatably connected with the mounting post 12, a first bevel gear 15 is rotatably connected to the connecting frame 2, a driving machine 17 is connected to the connecting frame 2, the first bevel gear 15 is connected to an output shaft of the driving machine 17, a second bevel gear 16 is connected to the ring piece 13, the second bevel gear 16 is sleeved on the mounting post 12, the second bevel gear 16 is engaged with the first bevel gear 15, the connecting piece 14 is a flexible supporting rod, the connecting piece 14 is provided with two connecting pieces 14, the two connecting pieces 14 are oppositely arranged on the ring piece 13 and connected with the ring piece 13, the preheating nozzle 11 is connected to one end of the side wall of the connecting piece 14, which is far away from the ring piece 13, the preheating nozzle 11 faces to a part needing to be welded and is used for heating the part needing to be welded, one end, far away from the connecting frame 2, of the mounting column 12 is connected with an air cylinder 18, the welding gun 10 is connected to a piston rod of the air cylinder 18, and the welding gun 10 and the mounting column 12 are arranged coaxially.

The steel pipe is abutted against the base, when a welding position between the steel pipe and the base is opposite to the welding gun 10, the air cylinder 18 is started, the air cylinder 18 pushes the welding gun 10 to the steel pipe and the base, the distance between the welding gun 10 and the steel pipe is adjusted, the driving machine 17 is started, the driving machine 17 drives the first bevel gear 15, the first bevel gear 15 drives the second bevel gear 16 to rotate, the ring piece 13 rotates, the ring piece 13 drives the connecting piece 14 to rotate, the preheating nozzle 11 rotates by taking the mounting column 12 as a center, the preheating nozzle heats a part needing to be welded, the cooling speed after welding is reduced, cracks are favorably reduced, the residual stress after welding is reduced, and the service life of the special steel cylinder is prolonged.

Referring to fig. 1 and 3, a gear 19 corresponding to the chuck 3 is rotatably connected to the workbench 1 through a mounting frame 20, the number of the gear 19 is two, the mounting frame 20 is fixedly connected to the workbench 1, the two gears 19 are connected together through a linkage rod 22, the linkage rod 22 penetrates through the mounting frame 20, the gear 19 is sleeved on the linkage rod 22 and is connected with the linkage rod 22, a motor 21 is connected to the workbench 1, an output shaft of the motor 21 is connected with the linkage rod 22, a portion, penetrating through the mounting hole, of the connecting column 7 is coaxially connected with a toothed ring 23, when the steel pipe abuts against the base, and a welding position between the steel pipe and the base opposes the welding gun 10, the toothed ring 23 is meshed with the gear 19, two limiting plates 24 are hinged to each mounting frame 20, the limiting plates 24 are located on two sides of the gear 19 and abut against the gear 19 and the toothed ring 23, and the limiting plates 24 are in sliding fit with the gear 19 and the toothed ring 23.

The implementation principle of the welding set of a special steel bottle base in the embodiment of this application is: the speed reducer 5 is started to rotate the adjusting rod 4, the steel pipe and the base are moved by rotating the adjusting rod 4, so that the steel pipe is abutted against the base, the welding position between the steel pipe and the base is positioned under the welding gun 10, at the moment, the gear 19 is meshed with the toothed ring 23, the limiting plate 24 is rotated, the limiting plate 24 is abutted against the gear 19 and the toothed ring 23, the air cylinder 18 is started, the distance between the welding gun 10 and the steel pipe and the base is adjusted, the motor 21 and the driving machine 17 are started, the motor 21 drives the linkage rod 22 to rotate, so that the gear 19 rotates along with the linkage rod 22, the two gears 19 simultaneously rotate towards the same direction, the gear 19 drives the toothed ring 23 to rotate, the toothed ring 23 drives the connecting post 7 to rotate, the connecting post 7 drives the chuck 3 to rotate, so that the steel pipe and the base simultaneously rotate in the same direction, thereby facilitating the circumferential welding of the welding position between the steel pipe and the base, and reducing the occurrence of gaps or overlapping of welding points, the welding defects of welding beading, incomplete welding and the like in the welding seam are reduced, and the service life of the special steel cylinder is prolonged.

Claims

1. The utility model provides a welding set of special steel bottle base which characterized in that: including workstation (1), be connected with fixture and welding mechanism on workstation (1), fixture includes (3) the (holding) chuck of two coaxial settings, be connected with support frame (6) on (holding) chuck (3), (holding) chuck (3) with support frame (6) rotate to be connected, support frame (6) sliding connection be in on workstation (1), (holding) chuck (3) are used for centre gripping steel pipe and base, welding mechanism includes welder (10), the muzzle of welder (10) sets up towards the welding department between steel pipe and the base.

2. The special cylinder base welding device of claim 1, characterized in that: the welding mechanism further comprises a preheating sprayer (11), the preheating sprayer (11) is used for heating a part needing to be welded, and the preheating sprayer (11) is connected with the welding gun (10).

3. The special steel cylinder base welding device of claim 2, characterized in that: the preheating nozzle (11) is rotationally connected with the welding gun (10), and the preheating nozzle (11) rotates by taking the axis of the welding gun (10) as a center.

4. The special steel cylinder base welding device of claim 3, characterized in that: the welding device is characterized in that a first bevel gear (15) is connected to the workbench (1) in a rotating mode, a support is connected to the welding gun (10) in a rotating mode, the preheating nozzle (11) is connected to the support, a second bevel gear (16) is connected to the support, and the second bevel gear (16) is meshed with the first bevel gear (15).

5. The special steel cylinder base welding device of claim 1, characterized in that: be connected with ring gear (23) on (3), be connected with on workstation (1) with gear (19) that ring gear (23) are relative, ring gear (23) with (3) coaxial setting of (3), gear (19) rotate to be connected on workstation (1), offset when steel pipe and base, and the welded junction between steel pipe and the base with welder (10) is relative, ring gear (23) with gear (19) meshing.

6. The special steel cylinder base welding device of claim 5, wherein: the two gears (19) are connected together through a linkage rod (22), and the gears (19) are sleeved on the linkage rod (22) and connected with the linkage rod (22).

7. The special steel cylinder base welding device of claim 6, wherein: a limiting plate (24) is hinged to the workbench (1), the limiting plate (24) is located on one side of the gear (19) and abutted to the gear (19) and the gear ring (23), and the limiting plate (24) is in sliding fit with the gear (19) and the gear ring (23).

8. The special steel cylinder base welding device of claim 1, characterized in that: be connected with on workstation (1) with the corresponding adjusting part of (3) chuck, adjusting part is including adjusting pole (4), it connects to adjust pole (4) rotation on workstation (1), be provided with the screw thread on adjusting pole (4), support frame (6) threaded connection be in adjust pole (4), be connected with gib block (9) on workstation (1), be provided with guide way (8) on support frame (6), guide way (8) cover is established on gib block (9) and with gib block (9) sliding fit.