CN213053420U - Welding device for welding vertical circular seam of pressure container - Google Patents

Abstract

The utility model discloses a welding device for welding vertical circumferential weld of pressure vessel, which comprises a bottom plate, a vessel fixing unit, a guiding and stabilizing unit and a traction unit, wherein the right side of the front wall surface of the bottom plate is provided with an opening, the middle part of the upper surface of the bottom plate is provided with a connecting frame, the middle part of the upper wall surface of the connecting frame is provided with an opening, the vessel fixing unit is arranged at the right part of the upper surface of the bottom plate, the guiding and stabilizing unit is arranged at the center of the upper surface of the bottom plate, the upper end of the guiding and stabilizing unit is fixedly connected with the connecting frame, the traction unit is arranged at the opening part of the middle part of the upper wall surface of the connecting frame, the welding device for welding vertical circumferential weld of pressure vessel can fix the high-pressure vessel, prevent the high-pressure vessel from loosening and affecting the welding quality in the welding process, can firmly support the guide block, can ensure each unit to work stably.

Description

Welding device for welding vertical circular seam of pressure container

Technical Field

The utility model relates to a circumferential weld welding technology field specifically is a welding set for welding vertical circumferential weld of pressure vessel.

Background

The pressure container is a closed container capable of bearing pressure, has extremely wide application, has important status and function in many departments such as industry, civil use, military industry and the like and many fields of scientific research, can be put into use after welding a welding seam, and is in the welding process of the welding seam of the pressure container, the vertical circular seam of a product is crucial to the pressure container, when the vertical circular seam of the pressure container is welded, a vertical circular seam welding device is needed, the existing vertical circular seam welding device cannot fix the pressure container, can shake in the welding process to influence the welding quality, cannot automatically adjust the welding position, and needs manual adjustment by workers, therefore, in order to solve the above problems, we have designed a welding device for welding a vertical circular seam of a pressure vessel.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a welding set for welding vertical circumferential weld of pressure vessel, can fix high-pressure vessel, can stabilize the supporting role to the guide block, can carry out the vertical circumferential weld of co-altitude not to high-pressure vessel, can guarantee that each unit is stable to be carried out work, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a welding device for welding a vertical circular seam of a pressure container comprises a bottom plate, a container fixing unit, a guiding and stabilizing unit and a traction unit;

a bottom plate: an opening is formed in the right side of the front wall surface, a connecting frame is arranged in the middle of the upper surface of the bottom plate, and an opening is formed in the middle of the upper wall surface of the connecting frame;

a container fixing unit: the right part of the upper surface of the bottom plate;

a guiding and stabilizing unit: the upper end of the guide stabilizing unit is fixedly connected with the bottom surface of the transverse wall body of the connecting frame;

a traction unit: the opening is arranged at the middle part of the upper wall surface of the connecting frame;

wherein: still include control switch group and welding gun, control switch group sets up the upper surface left front end in the bottom plate, welding gun sets up in the right-hand member of the firm unit of direction, external power source is connected to control switch group's input electricity, the output of control switch group is connected to welding gun's input electricity, can fix high-pressure vessel, prevent that the high-pressure vessel is not hard up to influence welding quality among the welding process, can stabilize the supporting role to the guide block, prevent that the welding gun that is located the guide block right side wall from rocking, influence the welding precision, can also carry out the vertical girth welding of co-altitude not to high-pressure vessel, can guarantee that each unit stably carries out work.

Further, the container fixing unit comprises a rotating motor, a screw motor, a container fixing table, a screw rod and an arc-shaped fixing plate, the rotating motor is arranged on the top wall of the right side opening of the front wall of the bottom plate, an output shaft of the rotating motor is rotatably connected with the top wall of the right side opening of the front wall of the bottom plate through a bearing, the container fixing table is fixedly connected with the output shaft of the rotating motor, a gap exists between the container fixing table and the upper surface of the bottom plate, the screw rod is rotatably connected with the inner wall of a groove on the upper surface of the container fixing table through a bearing, the directions of threads at two ends of the screw rod are opposite, sliding blocks at the bottom surface of the arc-shaped fixing plate are both slidably connected with the groove in the middle of the upper surface of the container fixing table, screw holes on the sliding blocks at the bottom surface of the arc-shaped fixing plate which are symmetrically arranged are respectively in, can fix high-pressure vessel, prevent that high-pressure vessel is not hard up in the welding process from influencing welding quality.

Further, the direction unit that stabilizes includes pinion rack, sliding tray, guide block, gear and connecting axle, the pinion rack sets up in the upper surface center department of bottom plate, the top of pinion rack and the bottom surface fixed connection of link lateral wall body, the sliding tray symmetry sets up in the front and back lateral wall of pinion rack, the slider of inner wall and the sliding tray sliding connection that corresponds around the guide block left end opening, the connecting axle passes through the bearing and is connected with the right-hand member inner wall rotation of guide block, the bottom of guide block is provided with the bearing block, the gear sets up on the axis body of connecting axle, the gear is connected with the pinion rack meshing, the welding rifle sets up in the right side wall of guide block, can stabilize the supporting role to the guide block, the welding rifle that prevents to be located the guide block right side wall rocks, influence welding precision.

Further, the traction unit includes traction plate, traction motor, wiring post and haulage rope, the traction plate symmetry sets up in the opening part at wall middle part on the link, traction motor sets up in left traction plate left wall, traction motor's output shaft and the left end fixed connection of wiring post, the both ends of wiring post are all rotated with the traction plate inner wall that corresponds through the bearing and are connected, the haulage rope twines in the outer arc wall of wiring post, the pull end of haulage rope and the upper wall fixed connection of guide block, traction motor's input electricity connection control switch group's output, can carry out the vertical girth welding of co height not to high-pressure container.

Further, still include mounting panel and mounting hole, the mounting panel sets up in the bottom surface of bottom plate, and the mounting hole symmetry sets up in the plate body four corners of mounting panel, fixes bottom plate and top structure, guarantees that each unit can stably carry out work.

Compared with the prior art, the beneficial effects of the utility model are that: this a welding set for welding vertical circumferential weld of pressure vessel has following benefit:

1. place high-pressure vessel on the container fixed station, regulation and control through control switch group, screw motor operation, it rotates to drive the screw rod, because the screw thread opposite direction at screw rod both ends, two arc fixed plate bottom surface sliders that correspond all with the recess sliding connection at container fixed station upper surface middle part, screw on the arc fixed plate bottom surface slider that the symmetry set up respectively with the both ends threaded connection of screw rod, can make two arc fixed plates slide in opposite directions, fix high-pressure vessel, prevent that high-pressure vessel from becoming flexible and influencing welding quality among the welding process.

2. After the fixing is finished, the traction motor operates in the forward direction to drive the rope winding column to rotate, the traction rope is wound to pull, the guide block can be made to ascend, when the traction motor rotates reversely, the traction rope is loosened, the guide block can descend due to the gravity traction of the bearing block at the bottom of the guide block, the longitudinal position of the guide block can be adjusted, and the vertical girth welding of different heights can be performed on the high-pressure container.

3. Simultaneously, because the inside gear and the pinion rack meshing of guide block that are located are connected, the slider of inner wall and the sliding tray sliding connection that corresponds around the guide block left end opening can stabilize the supporting role to the guide block at welding height control in-process, prevents that the welding rifle that is located the guide block right side wall from rocking, influences welding precision.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the container fixing unit of the present invention;

FIG. 3 is a schematic view of the structure of the guiding and stabilizing unit of the present invention;

fig. 4 is a schematic structural view of the traction unit of the present invention.

In the figure: the welding gun comprises a base plate 1, a connecting frame 2, a container fixing unit 3, a rotating motor 31, a screw motor 32, a container fixing table 33, a screw 34, an arc-shaped fixing plate 35, a guide stabilizing unit 4, a toothed plate 41, a sliding groove 42, a guide block 43, a gear 44, a connecting shaft 45, a traction unit 5, a traction plate 51, a traction motor 52, a rope winding column 53, a traction rope 54, a control switch group 6, a mounting plate 7, a mounting hole 8 and a welding gun 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a welding device for welding a vertical circular seam of a pressure container comprises a bottom plate 1, a container fixing unit 3, a guiding and stabilizing unit 4 and a traction unit 5;

bottom plate 1: an opening is formed in the right side of the front wall surface, a connecting frame 2 is arranged in the middle of the upper surface of the bottom plate 1, and an opening is formed in the middle of the upper wall surface of the connecting frame 2;

the container fixing unit 3: the container fixing unit 3 comprises a rotating motor 31, a screw motor 32, a container fixing table 33, a screw 34 and an arc-shaped fixing plate 35, wherein the rotating motor 31 is arranged on the top wall of the right opening of the front wall of the bottom plate 1, the output shaft of the rotating motor 31 is rotatably connected with the top wall of the right opening of the front wall of the bottom plate 1 through a bearing, the container fixing table 33 is fixedly connected with the output shaft of the rotating motor 31, a gap exists between the container fixing table 33 and the upper surface of the bottom plate 1, the screw 34 is rotatably connected with the inner wall of a groove on the upper surface of the container fixing table 33 through a bearing, the thread directions of two ends of the screw 34 are opposite, bottom surface sliders of the arc-shaped fixing plate 35 are both slidably connected with the groove in the middle of the upper surface of the container fixing table 33, screw holes on bottom surface sliders of the arc-shaped fixing plate 35 which are symmetrically arranged are respectively in threaded connection with two ends of the, the input ends of the rotating motor 31 and the screw motor 32 are electrically connected with the output end of the control switch group 6, a high-pressure container is placed on the container fixing table 33, the screw motor 32 operates to drive the screw 34 to rotate through regulation and control of the control switch group 6, and due to the fact that the thread directions of the two ends of the screw 34 are opposite, the bottom surface sliding blocks of the two corresponding arc-shaped fixing plates 35 are in sliding connection with the groove in the middle of the upper surface of the container fixing table 33, the two arc-shaped fixing plates 35 can slide oppositely to fix the high-pressure container, and the high-pressure container is prevented from loosening in the welding process to influence;

the guiding and stabilizing unit 4: the guide fixing unit 4 comprises a toothed plate 41, sliding grooves 42, guide blocks 43, gears 44 and a connecting shaft 45, the toothed plate 41 is arranged at the center of the upper surface of the bottom plate 1, the top end of the toothed plate 41 is fixedly connected with the bottom surface of the transverse wall body of the connecting frame 2, the sliding grooves 42 are symmetrically arranged on the front and rear side walls of the toothed plate 41, the sliding blocks of the front and rear inner walls of the left end opening of the guide block 43 are slidably connected with the corresponding sliding grooves 42, the connecting shaft 45 is rotatably connected with the inner wall of the right end of the guide block 43 through bearings, the bearing block is arranged at the bottom of the guide block 43, the gears 44 are arranged on the shaft body of the connecting shaft 45, the gears 44 are in meshed connection with the toothed plate 41, the welding gun 9 is arranged on the right side wall of the guide block 43, and meanwhile, the gears 44 inside the guide block 43 are in meshed connection with the toothed plate 41, the sliding blocks on the front inner wall and the rear inner wall of the opening at the left end of the guide block 43 are in sliding connection with the corresponding sliding grooves 42, so that the guide block 43 can be stably supported in the welding height adjusting process, and the welding gun 9 on the right side wall of the guide block 43 is prevented from shaking to influence the welding precision;

the traction unit 5: the traction unit 5 comprises a traction plate 51, a traction motor 52, a rope winding column 53 and a traction rope 54, the traction plate 51 is symmetrically arranged at the opening at the middle part of the upper wall surface of the connecting frame 2, the traction motor 52 is arranged on the left wall surface of the traction plate 51 at the left side, an output shaft of the traction motor 52 is fixedly connected with the left end of the rope winding column 53, two ends of the rope winding column 53 are rotatably connected with the inner wall of the corresponding traction plate 51 through bearings, the traction rope 54 is wound on the outer arc wall of the rope winding column 53, the traction end of the traction rope 54 is fixedly connected with the upper wall of the guide block 43, the input end of the traction motor 52 is electrically connected with the output end of the control switch group 6, after the fixation is finished, the traction motor 52 positively runs to drive the rope winding column 53 to rotate, the guide block 43 can be lifted through the winding traction of the traction rope 54, when the traction motor 52 reversely rotates, the traction, due to the gravity traction of the bearing block at the bottom of the guide block 43, the guide block 43 can descend, the longitudinal position of the guide block 43 can be adjusted, and the vertical girth welding of different heights can be carried out on the high-pressure container;

wherein: the welding device also comprises a control switch group 6 and a welding gun 9, wherein the control switch group 6 is arranged at the left front end of the upper surface of the bottom plate 1, the welding gun 9 is arranged at the right end of the guide stabilizing unit 4, the input end of the control switch group 6 is electrically connected with an external power supply, and the input end of the welding gun 9 is electrically connected with the output end of the control switch group 6;

wherein: still include mounting panel 7 and mounting hole 8, mounting panel 7 sets up in the bottom surface of bottom plate 1, and mounting hole 8 symmetry sets up in the plate body four corners of mounting panel 7, uses the bolt to be connected mounting panel 7 and installation position through mounting hole 8, realizes fixing bottom plate 1 and top structure, guarantees that each unit can stably carry out work.

When in use: the installation plate 7 is connected with the installation part through the installation hole 8 by using a bolt, the fixation of the bottom plate 1 and the upper structure is realized, the stable work of each unit is ensured, the high-pressure container is placed on the container fixing table 33, the screw motor 32 operates by controlling the regulation and control of the switch group 6, the screw 34 is driven to rotate, as the thread directions of two ends of the screw 34 are opposite, the bottom surface sliding blocks of two corresponding arc-shaped fixing plates 35 are both in sliding connection with the groove in the middle of the upper surface of the container fixing table 33, the screw holes on the bottom surface sliding blocks of the symmetrically arranged arc-shaped fixing plates 35 are respectively in threaded connection with two ends of the screw 34, the two arc-shaped fixing plates 35 can slide oppositely to fix the high-pressure container, the welding quality is prevented from being influenced by the looseness of the high-pressure container in the welding process, after the fixation, the traction motor 52, the guide block 43 can be lifted, when the traction motor 52 rotates reversely, the traction rope 54 is loosened, the guide block 43 can be lowered due to the gravity traction of the bearing block at the bottom of the guide block 43, the longitudinal position of the guide block 43 can be adjusted, the vertical girth welding of different heights can be carried out on the high-pressure container, meanwhile, because the gear 44 positioned inside the guide block 43 is meshed with the toothed plate 41, the sliding block on the front and rear inner walls of the opening at the left end of the guide block 43 is in sliding connection with the corresponding sliding groove 42, the guide block 43 can be stably supported in the welding height adjusting process, the welding gun 9 positioned on the right side wall of the guide block 43 is prevented from shaking to influence the welding precision, after the height adjustment is finished, the rotation motor 31 rotates to rotate the high-pressure container fixed on the container fixing table 33, the welding gun 9 is electrified to carry out the vertical girth welding on the high-pressure container, and after, the units are reset and ready for the next operation.

It should be noted that the welding gun 9 disclosed in this embodiment is a high-temperature hot air welding gun manufactured by the mechanical limited corporation of weibang, henna, the screw motor 32 and the traction motor 52 may be freely configured according to the actual application scenario, both the screw motor 32 and the traction motor 52 may be 7.9KW dc servo motors manufactured by demark motor limited corporation of guangzhou, the rotation motor 31 is suggested to be a 5IK150RGU-CF speed regulation motor manufactured by the mechanical limited corporation of weibang, dongguan, and the control switch group 6 controls the rotation motor 31, the screw motor 32 and the traction motor 52 to operate by a method commonly used in the prior art.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a welding set for vertical circumferential weld of welding pressure vessel which characterized in that: comprises a bottom plate (1), a container fixing unit (3), a guiding and stabilizing unit (4) and a traction unit (5);

base plate (1): an opening is formed in the right side of the front wall surface, a connecting frame (2) is arranged in the middle of the upper surface of the bottom plate (1), and an opening is formed in the middle of the upper wall surface of the connecting frame (2);

container fixing unit (3): is arranged at the right part of the upper surface of the bottom plate (1);

guiding and stabilizing unit (4): the upper end of the guide stabilizing unit (4) is fixedly connected with the bottom surface of the transverse wall body of the connecting frame (2);

traction unit (5): the opening is arranged at the middle part of the upper wall surface of the connecting frame (2);

wherein: still include control switch group (6) and welding gun (9), control switch group (6) set up in the upper surface left front end of bottom plate (1), and welding gun (9) set up in the right-hand member of the firm unit (4) of direction, and external power source is connected to the input electricity of control switch group (6), and the output of control switch group (6) is connected to the input electricity of welding gun (9).

2. A welding device for welding vertical circumferential seams of pressure vessels, according to claim 1, characterized in that: the container fixing unit (3) comprises a rotating motor (31), a screw motor (32), a container fixing table (33), a screw (34) and an arc-shaped fixing plate (35), wherein the rotating motor (31) is arranged on the top wall of the right side opening of the front wall of the bottom plate (1), an output shaft of the rotating motor (31) is rotatably connected with the top wall of the right side opening of the front wall of the bottom plate (1) through a bearing, the container fixing table (33) is fixedly connected with the output shaft of the rotating motor (31), a gap exists between the container fixing table (33) and the upper surface of the bottom plate (1), the screw (34) is rotatably connected with the inner wall of a groove on the upper surface of the container fixing table (33) through a bearing, the directions of threads at two ends of the screw (34) are opposite, sliding blocks at the bottom surface of the arc-shaped fixing plate (35) are both slidably connected with the groove in the middle of the upper surface of the container fixing table (33), screw holes in the, the output shaft of a screw motor (32) arranged on the outer arc surface of the container fixing table (33) is fixedly connected with the front end of a screw (34), and the input ends of the rotating motor (31) and the screw motor (32) are electrically connected with the output end of the control switch group (6).

3. A welding device for welding vertical circumferential seams of pressure vessels, according to claim 1, characterized in that: the direction unit (4) that stabilizes includes pinion rack (41), sliding tray (42), guide block (43), gear (44) and connecting axle (45), pinion rack (41) set up in the upper surface center department of bottom plate (1), the top of pinion rack (41) and the bottom surface fixed connection of link (2) horizontal wall body, sliding tray (42) symmetry sets up in the front and back lateral wall of pinion rack (41), the slider of inner wall and the sliding tray (42) sliding connection that corresponds around guide block (43) left end opening, connecting axle (45) are connected through the right-hand member inner wall rotation of bearing and guide block (43), the bottom of guide block (43) is provided with the bearing block, gear (44) set up on the axis body of connecting axle (45), gear (44) are connected with pinion rack (41) meshing, welding rifle (9) set up in the right side wall of guide block (43).

4. A welding device for welding vertical circumferential seams of pressure vessels, according to claim 3, characterized in that: traction unit (5) include towing plate (51), traction motor (52), wind stay (53) and haulage rope (54), towing plate (51) symmetry sets up in the opening part at wall middle part on link (2), traction motor (52) set up in left wall of left towing plate (51), the output shaft of traction motor (52) and the left end fixed connection who winds stay (53), the both ends of winding stay (53) all are connected through bearing and traction plate (51) inner wall rotation that corresponds, haulage rope (54) twine in the outer arc wall around stay (53), the upper wall fixed connection of the end of hauling rope (54) and guide block (43), the output of control switch group (6) is connected to the input electricity of traction motor (52).

5. A welding device for welding vertical circumferential seams of pressure vessels, according to claim 1, characterized in that: still include mounting panel (7) and mounting hole (8), mounting panel (7) set up in the bottom surface of bottom plate (1), and mounting hole (8) symmetry sets up in the plate body four corners of mounting panel (7).

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