CN210848922U

CN210848922U - Arc and straight welding dual-purpose welding machine

Info

Publication number: CN210848922U
Application number: CN201921408822.8U
Authority: CN
Inventors: 袁新胜; 金喜元
Original assignee: Wuhan Chuguang Cloth Chute Manufacturing Co ltd
Current assignee: Wuhan Chuguang Cloth Chute Manufacturing Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-26
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a dual-purpose welding machine of arc seam straight welding relates to welding equipment's technical field, including platform truck and stand, sliding connection has the uide bushing on the stand, and sliding connection has the crossbeam on the uide bushing, and the one end of crossbeam is fixed with welder, and the platform truck includes frame and a plurality of gyro wheels and wheel, and the lower extreme of frame is equipped with the direction subassembly, and the direction subassembly includes the mount pad, is equipped with a pair of side shield on the mount pad, forms the direction passageway between two side shields, and the gyro wheel rolls in the direction passageway, and the width of direction passageway equals the thickness of gyro wheel. Through the setting, the phenomenon that the welding roller frame is moved and the driving beam moves is avoided, the straight seam to be welded is conveniently aligned with the welding gun, the phenomenon that the beam vibrates due to the change of the length of the force arm of the beam is further reduced, the phenomenon that the welding line is inclined and the welding is infirm is reduced, the longer straight seam of the welding size can be welded, and the practicability of the whole welding machine is effectively improved.

Description

Arc and straight welding dual-purpose welding machine

Technical Field

The utility model belongs to the technical field of the technique of welding equipment and specifically relates to a dual-purpose welding machine of arc seam straight seam welding is related to.

Background

The welding manipulator is a special device which is combined with a welding roller frame, a welding positioner and the like and automatically welds an inner circular seam, an outer circular seam, a fillet weld and an inner longitudinal seam and an outer longitudinal seam of a component, and has various structural forms such as fixed type, rotary type, full position and the like. The welding manipulator generally comprises components such as a column, a beam, a swing mechanism, a trolley and the like. Each part is a building block type structure, the common upright post and the cross beam are basic parts, and the rest parts can be selected and matched according to the use requirements of users. The stand column and the cross beam adopt bending welding structural parts, and have good rigidity. Generally, a welding manipulator and a welding roller carrier work together to weld arc-shaped components, and the functions of the welding manipulator are gradually improved along with the continuous improvement of the use requirements of the welding manipulator.

Chinese patent No. CN204248271U, entitled "cross welding manipulator", includes a welding manipulator main body, which includes a welding gun and a moving device for driving the welding gun to move in a cross shape, wherein the moving device is provided with a welding gun; the moving device comprises an upright post, a guide sleeve is arranged on the upright post, a cross beam is arranged on the guide sleeve, two guide grooves are arranged on the guide sleeve, namely a transverse guide groove and a longitudinal guide groove, the guide direction of the transverse guide groove is vertical to the guide direction of the longitudinal guide groove, the transverse guide groove is connected with the cross beam in a sliding manner, and the longitudinal guide groove is connected with the upright post in a sliding manner; the front end of the beam is provided with a welding gun.

The above prior art solutions have the following drawbacks: when the device is used with a welding roller frame in a matched mode, arc welding can only be carried out on a barrel-shaped component, when the barrel-shaped component is subjected to axial linear welding, the whole position of a welding manipulator needs to be adjusted or the welding position of the component to be welded needs to be adjusted by rotating the welding roller frame, when the size of a workpiece is large, the position to be welded of the component on the welding roller is difficult to pull to align with a welding gun, and when the position of the welding manipulator is adjusted, due to the fact that the length of a cross beam is limited, even if the cross beam is adjusted to be parallel to the axis of the component to be welded, the cross beam is difficult to weld a welding seam with a long size when moving along the axial direction of the component, and when the cross beam slides in a transverse guide groove, the cross beam vibrates due to the change of the length of an arm of force, the phenomenon that the welding seam deflects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dual-purpose welding machine of arc seam straight seam welding has the effect that can carry out sharp welding and arc welding, the effectual practicality that improves the welding machine.

The utility model discloses a can realize through following technical scheme:

a dual-purpose welding machine for arc and straight seam welding comprises a trolley and a column fixed at the upper end of the trolley, the upright post is connected with a guide sleeve in a sliding way along the vertical direction of the upright post, a beam which is perpendicular to the upright post is connected on the guide sleeve in a sliding way, one end of the cross beam is fixed with a welding gun, the trolley comprises a horizontally arranged frame and a plurality of rollers and wheels arranged at the lower end of the frame, the lower end of the frame is provided with a guide assembly which is used for enabling the frame to run along the direction vertical to the upright post and the cross beam and enabling the welding gun to weld the component in a straight welding way, the guide assembly comprises a mounting seat, a pair of side baffles which are oppositely arranged and have adjustable intervals are detachably arranged on the mounting seat, a guide channel is formed between the two side baffles, the roller rolls in the guide channel, and the width of the guide channel is equal to the thickness of the roller.

Through adopting above-mentioned technical scheme, it slides along stand direction of height to drive the crossbeam through making the uide bushing, and make the crossbeam slide along the uide bushing in the horizontal direction, thereby reach the effect of adjusting welder welding position, through setting up the direction passageway in the bottom of frame, and make the gyro wheel roll in the direction passageway, make whole welding machine move along the direction passageway, make things convenient for the welding machine to carry out the transversal joint welding to the component of tube-shape, the phenomenon of having avoided moving welding gyro wheel frame and drive crossbeam motion appears, conveniently make the transversal joint of treating the welding align with welder, and further reduced and made the phenomenon of crossbeam vibrations appear because of the transform of crossbeam arm of force length, the phenomenon that has reduced welding seam skew and welding insecure appears, and can weld the longer transversal joint of size, the effectual practicality that has improved whole welding machine.

Further setting the following steps: the roller is characterized in that a guide protrusion is fixed in the guide channel along the trend of the guide channel, a circle of mounting groove matched with the guide protrusion is formed in the circumferential direction of the roller, and the roller rolls on the guide protrusion through the mounting groove.

Through adopting above-mentioned technical scheme, through setting up the direction arch in the direction passageway to set up in the circumference of gyro wheel and set up the mounting groove, make mounting groove and direction arch and mounting groove interlock, further reduce the gyro wheel and break away from the phenomenon appearance of direction passageway, the effectual rolling stability of gyro wheel that has improved further reduces the phenomenon appearance of welding seam skew.

Further setting the following steps: the guide protrusion is rotatably connected with a bidirectional threaded rod with a plurality of horizontal settings, the bidirectional threaded rod is perpendicular to the guide protrusion, and the side baffles are in threaded connection with the bidirectional threaded rod.

Through adopting above-mentioned technical scheme, through rotating the two-way threaded rod of connection on the direction arch to threaded connection side shield on the two-way threaded rod adjusts the relative distance between side shield and the direction arch through rotating the two-way threaded rod, further reaches the effect of controlling two side shields distance up to now.

Further setting the following steps: two equal-length threads with opposite thread directions are respectively arranged at two ends of the bidirectional threaded rod, the two side baffles are respectively in threaded connection with the two threads of the bidirectional threaded rod, and the part of the rod body connected with the guide protrusion of the bidirectional threaded rod is not provided with threads.

By adopting the technical scheme, the side baffles are in threaded connection with the two threads of the bidirectional threaded rod, when the bidirectional threaded rod is rotated, the two side baffles move oppositely or in a back-to-back manner, so that the effect of adjusting the relative distance between the two side baffles is achieved, the relative distance between the side baffles and the guide protrusions is further controlled, and the two side baffles are symmetrically arranged along the guide protrusions.

Further setting the following steps: the bidirectional threaded rod driving device is characterized in that a driving assembly for driving the bidirectional threaded rod to rotate is arranged at one end of the bidirectional threaded rod, the driving assembly comprises a driving motor and a driven wheel fixed on the bidirectional threaded rod, a driving wheel is fixed on an output shaft of the driving motor, and a driving chain is sleeved on the driving wheel and the driven wheel.

Through adopting above-mentioned technical scheme, driving motor drives the action wheel and rotates to make under drive chain's effect rotate from the driving wheel, further make two-way threaded rod rotate, conveniently drive a plurality of two-way threaded rod simultaneously, effectual improvement adjust the work efficiency of relative distance between two side shields.

Further setting the following steps: the connecting plates are horizontally arranged and fixed at one ends, close to the mounting seat, of the two side baffles respectively, the two connecting plates are fixed at one ends, far away from each other, of the two side baffles respectively, and can move in the opposite direction or in the opposite direction and abut against the mounting seat in a sliding mode.

Through adopting above-mentioned technical scheme, through setting up the connecting plate, the effectual area of contact that has increased between side shield and the mount pad has further improved the gliding stability of side shield.

Further setting the following steps: the connecting plate is provided with a plurality of sliding grooves perpendicular to the guide channel along the direction of the connecting plate, the sliding grooves are connected with fixing bolts in a sliding mode, the fixing bolts are in threaded connection with the mounting seat, and when the side baffle is in a fixed state, the upper ends of the fixing bolts are fixedly abutted against the connecting plate.

Through adopting above-mentioned technical scheme, through seting up the spout on the connecting plate to set up fixing bolt in the spout, when adjusting the relative distance between two side shield, fixing bolt and spout sliding connection, when fixed side shield, with fixing bolt threaded connection on the mount pad, and make fixing bolt support the connecting plate tightly on the mount pad, the effectual stability that improves side shield work further reduces the gyro wheel and rolls out the bellied phenomenon appearance of direction.

Further setting the following steps: the mounting seat is provided with a plurality of threaded holes corresponding to the sliding grooves along the direction parallel to the sliding grooves, and the fixing bolts are in threaded connection in the threaded holes.

By adopting the technical scheme, the threaded hole is formed in the mounting seat relative to the sliding groove, and the fixing bolt is in threaded connection, so that the connection stability between the connecting plate and the mounting seat is effectively enhanced.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the welding machine can conveniently perform straight seam welding on the cylindrical component, the phenomenon that the welding roller carrier is moved and the cross beam is driven to move is avoided, and the straight seam to be welded can be conveniently aligned with the welding gun;

(2) the phenomenon that the cross beam shakes due to the change of the length of the force arm of the cross beam is reduced, the phenomenon that welding lines are inclined and welding is not firm is reduced, the straight seam with longer size can be welded, and the practicability of the whole welding is effectively improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a partially enlarged view of portion B of fig. 2.

Reference numerals: 1. a trolley; 2. a column; 3. a guide sleeve; 4. a cross beam; 5. a welding gun; 6. a frame; 7. a roller; 8. a wheel; 9. a mounting seat; 10. a side dam; 11. a guide channel; 12. a guide projection; 13. mounting grooves; 14. a bidirectional threaded rod; 15. a drive motor; 16. a driving wheel; 17. a driven wheel; 18. a connecting plate; 19. a chute; 20. fixing the bolt; 21. the chain is driven.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a dual-purpose welding machine of arc straight seam welding, include platform truck 1 and fix stand 2 in platform truck 1 upper end. There is guide sleeve 3 along 2 vertical direction sliding connection of stand on the stand 2, sets up the vertical guide way of vertical setting on the guide sleeve 3, stand 2 and vertical guide way sliding connection. The guide sleeve 3 is provided with a transverse guide groove perpendicular to the longitudinal guide groove, a cross beam 4 perpendicular to the stand column 2 is connected in the transverse guide groove in a sliding mode, and a welding gun 5 is fixed at one end of the cross beam 4. The upright post 2 is provided with a transmission part for driving the guide sleeve 3 to slide along the vertical direction of the upright post 2, and the transmission part is a technique known by persons skilled in the art and is not described herein.

Referring to fig. 1 and 2, the trolley 1 includes a horizontally disposed frame 6, two rollers 7 and two wheels 8 disposed at the lower end of the frame 6, the upright 2 is fixed at the upper end of the frame 6, the lower end of the frame 6 is rotatably connected with two horizontally disposed connecting shafts, two ends of each connecting shaft are respectively fixedly connected with the wheels 8 and the rollers 7, and the two wheels 8 are located at the same side of the frame 6.

Referring to fig. 1, the lower end of the frame 6 is provided with a guide assembly for enabling the frame 6 to run along a direction perpendicular to the upright post 2 and the cross beam 4 and enabling the welding gun 5 to perform straight seam welding on a component, the guide assembly comprises a mounting seat 9 which is horizontally arranged and fixed on the ground, and the long side direction of the mounting seat 9 is perpendicular to the long side direction of the upright post 2 and the cross beam 4.

Referring to fig. 1 and 2, a pair of side guards 10 which are oppositely arranged and have an adjustable distance are detachably arranged on the mounting seat 9, the two side guards 10 are arranged in parallel to the long side direction of the mounting seat 9, and a guide channel 11 is formed between the two side guards 10, the roller 7 rolls in the guide channel 11 under the action of the two side guards 10, and the width of the guide channel 11 is equal to the thickness of the roller 7.

Referring to fig. 2 and 3, in order to improve the stability of the roller 7 in rolling along the direction of the guide channel 11, the guide protrusion 12 is fixed in the guide channel 11 along the direction of the roller, the two side baffles 10 are symmetrically arranged along the direction of the guide protrusion 12, the roller 7 is circumferentially provided with a circle of mounting groove 13 matched with the guide protrusion 12, the guide protrusion 12 is slidably connected in the mounting groove 13, and the roller 7 rolls on the guide protrusion 12 through the mounting groove 13.

Referring to fig. 2 and 3, in order to guide the guide channel 11 to the rollers 7 with different thicknesses, the guide protrusion 12 is rotatably connected with a plurality of horizontally arranged bidirectional threaded rods 14, the bidirectional threaded rods 14 are perpendicular to the guide protrusion 12, two ends of each bidirectional threaded rod are respectively provided with two threads with equal length and opposite thread directions, and the two side baffles 10 are respectively in threaded connection with the two threads of the bidirectional threaded rods 14. In order to improve the working stability of the bidirectional threaded rod 14, the part of the rod body of the bidirectional threaded rod 14 connected with the guide projection 12 is not provided with threads.

Referring to fig. 1, in order to simultaneously drive each bidirectional threaded rod 14 to rotate, one end of each bidirectional threaded rod 14 is provided with a driving assembly for driving the bidirectional threaded rod 14 to rotate, the driving assembly comprises a driving motor 15 fixed on the ground and a driven wheel 17 fixed on the bidirectional threaded rod 14, an output shaft of the driving motor 15 is fixed with a driving wheel 16, and the driving wheel 16 and the driven wheel 17 are sleeved with a driving chain 21.

Referring to fig. 1 and 3, in order to improve the connection stability between the side guards 10 and the mounting seat 9, a horizontally arranged connecting plate 18 is fixed at one end of each of the two side guards 10 close to the mounting seat 9, two connecting plates 18 are respectively fixed at one ends of the two side guards 10 far away from each other, and the two connecting plates 18 move towards/away from each other under the action of the bidirectional threaded rod 14 and are in sliding abutting contact with the mounting seat 9.

Referring to fig. 1, at a designated distance at which the relative distance between the two side guards 10 is adjusted, it is necessary to keep the two side guards 10 in a fixed state. In order to improve the stability of the side baffle 10 in the operating state, the connecting plate 18 needs to be fixed on the mounting seat 9, a plurality of sliding grooves 19 perpendicular to the guide channel 11 are formed in the connecting plate 18 along the moving direction of the connecting plate, fixing bolts 20 are slidably connected in the sliding grooves 19, and the fixing bolts 20 are in threaded connection with the mounting seat 9.

Referring to fig. 1, when the side wall 10 is in a fixed state, the upper end of the fixing bolt 20 is fixedly abutted against the connecting plate 18, and the connecting plate 18 is abutted against the mounting seat 9 by the fixing bolt 20. In order to increase the slidable distance of the connecting plate 18 on the mounting seat 9, a plurality of threaded holes are formed in the mounting seat 9 at positions corresponding to the sliding grooves 19 along a direction parallel to the sliding grooves 19, and fixing bolts 20 are screwed in the threaded holes.

The implementation principle and the beneficial effects of the embodiment are as follows:

through making 3 drive crossbeams 4 of uide bushing 3 slide along 2 direction of height of stand, and make crossbeam 4 slide along 3 of uide bushing in the horizontal direction, thereby reach the effect of adjusting 5 welding position of welder, through setting up guide way 11 in the bottom of frame 6, and make gyro wheel 7 roll in guide way 11, make whole welding machine along guide way 11 operation, make things convenient for the welding machine to carry out the straight seam welding to the component of tube-shape, the phenomenon of having avoided moving welding gyro wheel 7 frame and driving crossbeam 4 motion appears, conveniently make the straight seam of treating the welding align with welder 5, and further reduced and made the phenomenon of crossbeam 4 vibrations appear because of the transform of crossbeam 4 arm of force length, the phenomenon of having reduced welding seam skew and welding insecure appears, and can weld the longer straight seam of size, the effectual practicality that has improved whole welding.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a dual-purpose welding machine of arc seam straight seam welding, includes platform truck (1) and fixes stand (2) of platform truck (1) upper end, follow on stand (2) vertical direction sliding connection has uide bushing (3), sliding connection has the perpendicular to on uide bushing (3) crossbeam (4) that stand (2) set up, the one end of crossbeam (4) is fixed with welder (5), its characterized in that: the trolley (1) comprises a horizontally arranged frame (6) and a plurality of rollers (7) and wheels (8) which are arranged at the lower end of the frame (6), the lower end of the frame (6) is provided with a guide assembly which is used for enabling the frame (6) to move along the direction perpendicular to the vertical column (2) and the transverse beam (4) and enabling the welding gun (5) to weld the component in a straight welding manner, the guide assembly comprises a mounting seat (9), a pair of side baffles (10) which are oppositely arranged and can be adjusted in distance are detachably arranged on the mounting seat (9), a guide channel (11) is formed between the side baffles (10), the rollers (7) roll in the guide channel (11), and the width of the guide channel (11) is equal to the thickness of the rollers (7).

2. The dual-purpose arc and straight seam welding machine of claim 1, wherein: guide protrusion (12) are fixed in the guide channel (11) along the trend of the guide channel, a circle of mounting groove (13) matched with the guide protrusion (12) is formed in the circumferential direction of the roller (7), and the roller (7) rolls on the guide protrusion (12) through the mounting groove (13).

3. The dual-purpose arc and straight seam welding machine of claim 2, wherein: the guide protrusion (12) is rotatably connected with a plurality of horizontally arranged two-way threaded rods (14), the two-way threaded rods (14) are perpendicular to the guide protrusion (12), and the side baffles (10) are in threaded connection with the two-way threaded rods (14).

4. The dual-purpose arc and straight seam welding machine of claim 3, wherein: two equal-length threads with opposite thread directions are respectively arranged at two ends of the bidirectional threaded rod (14), the side baffles (10) are respectively in threaded connection with the two threads of the bidirectional threaded rod (14), and the part of the rod body connected with the guide bulge (12) of the bidirectional threaded rod (14) is not provided with threads.

5. The dual-purpose arc and straight seam welding machine of claim 4, wherein: the one end of two-way threaded rod (14) is provided with the drive two-way threaded rod (14) pivoted drive assembly, drive assembly include driving motor (15) and fix follow driving wheel (17) on two-way threaded rod (14), be fixed with action wheel (16) on the output shaft of driving motor (15), action wheel (16) with driven wheel (17) go up the cover drive chain (21).

6. The dual-purpose arc and straight seam welding machine of claim 1, wherein: one end, close to the mounting seat (9), of each of the two side baffles (10) is fixedly provided with a horizontally arranged connecting plate (18), the two connecting plates (18) are respectively fixed at one ends, far away from each other, of the two side baffles (10), the two connecting plates (18) can move in the opposite direction or in the opposite direction, and are in sliding butt joint with the mounting seat (9).

7. The dual-purpose arc and straight seam welding machine of claim 6, wherein: the side baffle is characterized in that a plurality of sliding grooves (19) perpendicular to the guide channels (11) are formed in the connecting plate (18) along the moving direction of the connecting plate, fixing bolts (20) are connected in the sliding grooves (19) in a sliding mode, the fixing bolts (20) are connected to the mounting base (9) in a threaded mode, and when the side baffle (10) is in a fixed state, the upper ends of the fixing bolts (20) are fixedly abutted to the connecting plate (18).

8. The dual-purpose arc and straight seam welding machine of claim 7, wherein: a plurality of threaded holes are formed in the mounting seat (9) relative to the sliding groove (19) along the direction parallel to the sliding groove (19), and the fixing bolt (20) is in threaded connection with the threaded holes.