CN213998326U

CN213998326U - But height-adjusting's multifunctional welding machine

Info

Publication number: CN213998326U
Application number: CN202022619355.2U
Authority: CN
Inventors: 莫归明
Original assignee: Tianjin Luyu Technology Co ltd
Current assignee: Tianjin Luyu Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-20
Anticipated expiration: 2030-11-13

Abstract

The utility model belongs to the technical field of frame welding technique and specifically relates to a but height-adjusting's multifunctional welding machine is related to, and it includes base, bracing piece and horizontal pole, bracing piece one end and base fixed connection, horizontal pole fixedly connected with mounting, horizontal pole and bracing piece sliding connection are provided with the adjusting device who is used for adjusting the horizontal pole height between horizontal pole and the bracing piece. In this application, realized the controllability of horizontal pole, made the mounting accurate aim at and fixed protruding structure's position, reached the effect that has improved welding machine welding precision.

Description

But height-adjusting's multifunctional welding machine

Technical Field

The application relates to the field of frame welding technology, in particular to a multifunctional welding machine with adjustable height.

Background

The bicycle belongs to a common traffic tool of riding instead of walk in the life, rides bicycle trip low carbon environmental protection, and bicycle main part includes the frame, processes the pipe fitting of frame to the welding machine commonly used in the mill.

Referring to fig. 1, the welding machine includes base 1, bracing piece 2, horizontal pole 3 and mounting 5, and base 1 and the equal level setting of horizontal pole 3,

base

1 and 11 fixed surface of operation panel are connected, and bracing piece 2 is provided with two, 2 bottoms of two bracing pieces and 1 top fixed connection of base, 3 both ends of horizontal pole respectively with two 2 fixed connection of bracing pieces, the vertical setting of mounting 5, mounting 5 and 3 fixed connection of horizontal pole. When welding the protruding structure 91 for the frame pipe 9, the protruding structure 91 is moved to the required welding position, the protruding structure 91 is abutted against the frame pipe 9, then the protruding structure 91 is fixed in position by the fixing member 5, and then the protruding structure 91 and the frame pipe 9 are welded by the spray gun and the soldering tin.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the diameter of frame changes, the fixed effect of mounting to protruding structure position weakens, and the condition of displacement appears easily in protruding structure, leads to the welding precision of welding machine to reduce.

SUMMERY OF THE UTILITY MODEL

In order to improve the welding precision of welding machine, this application provides a but height-adjusting's multi-function welding machine.

The application provides a but height-adjusting's multifunctional welding machine adopts following technical scheme:

the utility model provides a but height-adjusting's multifunctional welding machine, includes base, bracing piece and horizontal pole, bracing piece one end and base fixed connection, horizontal pole fixedly connected with mounting, horizontal pole and bracing piece sliding connection are provided with the adjusting device who is used for adjusting the horizontal pole height between horizontal pole and the bracing piece.

Through adopting above-mentioned technical scheme, according to welded frame pipe fitting diameter size, highly adjusting the horizontal pole through adjusting device, make the horizontal pole slide along the bracing piece, the horizontal pole drives the mounting and adjusts, make mounting and the protruding structure butt that needs the welded, the mounting is with the rigidity of protruding structure, adjusting device's setting has realized the controllability of horizontal pole, makes the mounting accurate aim at and fix the position of protruding structure, has reached the effect that has improved welding machine welding precision.

Preferably, the cross rod is fixedly connected with a fixing block, the fixing block is sleeved on the outer side of the supporting rod, and the fixing block is connected with the supporting rod in a sliding mode.

Through adopting above-mentioned technical scheme, remove the fixed block, the fixed block slides along the bracing piece, and the fixed block drives the horizontal pole and takes place to remove, and the sliding connection of horizontal pole and bracing piece has been realized to the setting of fixed block, has improved bracing piece and horizontal pole sliding connection's convenience.

Preferably, the first sliding block is fixedly connected with the fixed block, the supporting rod is provided with a first sliding groove, and the first sliding groove is connected with the first sliding block in a sliding mode.

Through adopting above-mentioned technical scheme, remove the fixed block, the fixed block slides along the bracing piece, and the fixed block drives first slider and slides along first spout, and the setting of first slider and first spout plays spacing and guide's effect to the slip of fixed block, has reduced the rotation of fixed block horizontal direction, has improved fixed block and bracing piece sliding connection's stability.

Preferably, adjusting device includes screw rod and fixed plate, and base one end fixed connection is kept away from with the bracing piece to the fixed plate, and screw rod one end passes behind the fixed plate and fixed block threaded connection, and the screw rod rotates with the fixed plate to be connected.

Through adopting above-mentioned technical scheme, when adjusting the horizontal pole height, rotate the screw rod, the screw rod through with the fixed block between frictional force drive the fixed block along the bracing piece slip, the fixed block drives the horizontal pole and removes, the fixed plate is fixed the position of screw rod, through the setting of screw rod and fixed plate, has realized the gliding control of fixed block, has improved the convenience of slip fixed block.

Preferably, the number of the support rods is two, and a linkage assembly for driving the two screws to synchronously rotate is arranged between the screws of the two support rods.

Through adopting above-mentioned technical scheme, the gliding stationarity of horizontal pole has been increased in the setting of two bracing pieces, utilizes the linkage subassembly to make two screw rods rotate in step, and two screw rods drive the horizontal pole both ends simultaneously and slide, and the horizontal pole keeps horizontal migration, and the setting of linkage subassembly has reduced the horizontal pole because of the dead condition of card appears in horizontal migration, has improved horizontal pole horizontal migration's stationarity.

Preferably, the linkage assembly comprises a linkage shaft and two bevel gear sets, the two bevel gears are fixedly connected with the two screws respectively, the two bevel gear sets are fixedly connected with the linkage shaft, and the linkage shaft is rotatably connected with the supporting rod.

By adopting the technical scheme, the linkage shaft is rotated, the linkage shaft drives the two bevel gear sets to synchronously rotate, the two bevel gear sets simultaneously drive the two screws to synchronously rotate, the linkage shaft provides power for the two bevel gear sets, and the linkage shaft realizes synchronous linkage of the two bevel gear sets, so that convenience in controlling the two screws to synchronously rotate is improved.

Preferably, the linkage shaft is fixedly connected with a motor, and the motor is fixedly connected with the support rod.

By adopting the technical scheme, the motor is utilized to drive the linkage shaft to rotate, so that the automatic control of the rotation of the two screw rods is realized, the labor intensity of workers is reduced, and the efficiency of adjusting the position of the cross rod is improved.

Preferably, the base is provided with a limiting device, the limiting device comprises a movable plate and a limiting plate, the movable plate is connected with the base in a sliding mode, and the limiting plate is fixedly connected with the base.

Through adopting above-mentioned technical scheme, adjust the fly leaf according to the required welded pipe fitting length of frame, then with the pipe fitting both ends respectively with fly leaf and limiting plate butt, fly leaf and limiting plate carry on spacingly to the pipe fitting, reduce the roll of pipe fitting, realized stop device's adjustability, improved stop device's practicality simultaneously.

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

1. the arrangement of the adjusting device realizes the adjustability of the cross rod, so that the fixing piece is accurately aligned with and fixes the position of the protruding structure, and the effect of improving the welding precision of the welding machine is achieved;

2. through the arrangement of the first sliding block and the first sliding groove, the rotation of the fixed block in the horizontal direction is reduced, and the stability of the sliding connection between the fixed block and the supporting rod is improved;

3. through the setting of fly leaf and limiting plate, realized stop device's adjustability, improved stop device's practicality simultaneously.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

FIG. 2 is a schematic structural diagram of the present application;

FIG. 3 is an exploded view of the frame tube positioned at the top of the base;

FIG. 4 is a schematic view of the fastener location;

FIG. 5 is a schematic view of the location of the anchor bolts;

fig. 6 is a schematic view of the structure of the adjusting device.

Description of reference numerals: 1. a base; 11. an operation table; 2. a support bar; 21. a first chute; 3. a cross bar; 31. a fixed block; 311. a first slider; 32. a second chute; 4. an adjustment device; 41. a screw; 42. a fixing plate; 43. a linkage assembly; 431. a linkage shaft; 432. a bevel gear set; 4321. a first wheel; 4322. a second wheel; 433. a motor; 4331. a support plate; 5. a fixing member; 51. a pipe body; 52. a first lever; 521. a rotating shaft; 53. a second lever; 54. a butting rod; 6. a limiting device; 61. a movable plate; 611. mounting grooves; 62. a limiting plate; 7. a straight rod; 71. a second slider; 711. fixing the bolt; 72. a slide hole; 8. a groove plate; 81. a limit bolt; 82. hooping; 9. frame tubing; 91. and (4) a convex structure.

Detailed Description

The present application is described in further detail below with reference to figures 2-6.

The embodiment of the application discloses but height-adjusting's multifunctional welding machine. Referring to fig. 2, the multifunctional welding machine with adjustable height comprises a machine frame and a fixing piece 5, wherein the fixing piece 5 is connected with the machine frame in a sliding mode, and the fixing piece 5 is detachably connected with the machine frame. The fixing part 5 is moved, so that the fixing part 5 slides along the rack until the fixing part 5 reaches the required working position, and the position adjustability of the fixing part 5 is realized.

Referring to fig. 2 and 3, the rack comprises a base 1, two support rods 2, a cross rod 3 and a straight rod 7, wherein the base 1 is horizontally arranged, the two support rods 2 are arranged, one ends of the two support rods 2 are fixedly connected with the top end of the base 1, the other end of the two support rods is provided with an adjusting device 4, two ends of the cross rod 3 are respectively in sliding connection with the two support rods 2, the straight rod 7 is in sliding connection with the cross rod 3, and the straight rod 7 is in sliding connection with the fixing part 5.

When adjusting the 5 positions of mounting, utilize adjusting device 4 to highly adjust horizontal pole 3 earlier, then remove straight-bar 7, straight-bar 7 drives mounting 5 and slides to required position, later remove mounting 5 and slide along straight-bar 7, make mounting 5 aim at the processing work piece, realized the regulation to 5 three directions of mounting, come to adjust the position of mounting 5 according to protruding structure 91 in the position of frame pipe fitting 9, guarantee that mounting 5 is fixed to protruding structure 91, the effect that has improved the welding machine range of application has been reached.

Referring to fig. 2 and 3, base 1 bottom and operation panel 11 fixed connection, base 1 top is provided with frame pipe fitting 9, frame pipe fitting 9 level sets up, in order to fix the position of frame pipe fitting 9, be provided with stop device 6 between frame pipe fitting 9 and the base 1, stop device 6 includes fly leaf 61 and limiting plate 62, fly leaf 61 and the equal vertical setting of limiting plate 62, fly leaf 61 and limiting plate 62 are on the straight line and are parallel with base 1's length, fly leaf 61 is along base 1's length direction and base 1 sliding connection, fly leaf 61 top and limiting plate 62 top all with frame pipe fitting 9 butt.

Adjusting the distance between the movable plate 61 and the limit plate 62 according to the length of the frame tube 9, moving the movable plate 61, sliding the movable plate 61 along the base 1 until the movable plate 61 reaches the required position, and then moving the frame tube 9 to make the frame tube 9 abut against the top end of the movable plate 61 and the top end of the limit plate 62 at the same time.

In order to reduce the roll of frame pipe 9 on the top of base 1, refer to fig. 3, mounting groove 611 has all been seted up on fly leaf 61 top and limiting plate 62 top, and two equal vertical settings of mounting groove 611, two mounting grooves 611 run through the both sides wall of fly leaf 61 and the both sides wall of limiting plate 62 respectively along the horizontal direction, and the cross section of mounting groove 611 sets up the U-shaped of vertical setting, and the both sides wall slope of mounting groove 611 sets up, and the both sides wall of mounting groove 611 all butts with frame pipe 9.

The movable frame pipe 9 is close to the limit plate 62 and the movable plate 61, so that the frame pipe 9 is abutted against two side walls of the two mounting grooves 611, the two mounting grooves 611 limit the position of the frame pipe 9, and the frame pipe 9 is fixed to prevent the rolling deviation of the frame pipe 9.

Referring to fig. 2 and 3, a protruding structure 91 is arranged between the frame pipe 9 and the fixing member 5, the protruding structure 91 is horizontally arranged, the bottom end of the protruding structure 91 is abutted to the top end of the frame pipe 9, and the top end of the protruding structure 91 is abutted to the fixing member 5. Remove protruding structure 91, make protruding structure 91 bottom and frame pipe fitting 9 top butt, then utilize mounting 5 to fix protruding structure 91's position, liberate both hands, later weld protruding structure 91 and frame pipe fitting 9 easy operation.

Referring to fig. 3 and 4, the fixing member 5 includes a pipe body 51, a first rod 52, a second rod 53 and an abutting rod 54, the pipe body 51 is vertically disposed, the first rod 52 is L-shaped, a rotating shaft 521 is disposed between a corner of the first rod 52 and the pipe body 51, the rotating shaft 521 is horizontally disposed, one end of the rotating shaft 521 is fixedly connected with an inner wall of the pipe body 51, the other end of the rotating shaft 521 passes through the first rod 52 and then is fixedly connected with the inner wall of the pipe body 51, and the rotating shaft 521 is rotatably connected with the first rod 52; the abutting rod 54 is vertically arranged, the top end of the abutting rod 54 is positioned in the pipe body 51, and the abutting rod 54 is connected with the pipe body 51 in a sliding manner; the second rod 53 is located between the abutting rod 54 and the first rod 52, and two ends of the second rod 53 are respectively hinged with one end of the first rod 52 and the top end of the abutting rod 54.

When the fixing part 5 is used for fixing the protruding structure 91, a pulling force is applied to the first rod 52, the first rod 52 rotates around the rotating shaft 521, the first rod 52 drives the abutting rod 54 to move towards the direction close to the base 1 along the pipe body 51 through the second rod 53 until the abutting rod 54 abuts against the top end of the protruding structure 91, and then the abutting rod is matched with the frame pipe 9 to fix the position of the protruding structure 91, and then welding is performed; after the welding operation is completed, a pushing force is applied to the first rod 52, the first rod 52 reversely rotates around the rotating shaft 521, the first rod 52 drives the abutting rod 54 to move along the pipe body 51 towards the direction away from the base 1 through the second rod 53, and the abutting rod 54 is away from the protruding structure 91, so that the fixed state of the position of the protruding structure 91 is released.

Referring to fig. 2 and 4, the straight rod 7 is horizontally arranged, the straight rod 7 is perpendicular to the cross rod 3, the straight rod 7 is parallel to the width direction of the base 1, a sliding hole 72 is formed in the straight rod 7 in the horizontal direction, the sliding hole 72 is formed in the length direction of the straight rod 7, a groove plate 8 is used in cooperation with the sliding hole 72, the groove plate 8 is vertically arranged, the cross section of the groove plate 8 is U-shaped, the bottom end of the groove plate 8 penetrates through the sliding hole 72, two side walls of the groove plate 8 are located on two sides of the sliding hole 72, the groove plate 8 is connected with the sliding hole 72 in a sliding mode, and the groove plate 8 is detachably connected with the pipe body 51.

The groove plate 8 is moved, the groove plate 8 slides along the sliding hole 72, and the groove plate 8 drives the fixing piece 5 to slide along the straight rod 7, so that the fixing piece 5 is adjusted along the width direction of the base 1.

Referring to fig. 4, an anchor ear 82 is arranged between one side of the slot plate 8 and the pipe body 51, the anchor ear 82 is horizontally arranged, the anchor ear 82 is fixedly connected with the side wall of the slot plate 8, the anchor ear 82 is sleeved outside the pipe body 51, and the anchor ear 82 embraces the pipe body 51 through a bolt. Remove mounting 5, make mounting 5 pass staple bolt 82, then utilize the bolt to make staple bolt 82 embrace body 51 and close, realized the dismantlement between mounting 5 and the frid 8 and be connected, improved the efficiency when mounting 5 installs and dismantles.

Referring to fig. 4, a limiting bolt 81 is arranged on one side of the trough plate 8, which is far away from the hoop 82, the limiting bolt 81 is horizontally arranged, one end of the limiting bolt 81 passes through the trough plate 8 and then abuts against the side wall of the straight rod 7, and the limiting bolt 81 is in threaded connection with the trough plate 8. When the position of the groove plate 8 is fixed, the limiting bolt 81 is rotated, one end of the limiting bolt 81 penetrates through the groove plate 8 and then is abutted against the straight rod 7, and the position of the groove plate 8 is limited by means of friction force between the limiting bolt 81 and the side wall of the straight rod 7.

Referring to fig. 2 and 5, the cross bar 3 is horizontally arranged, the side wall of the cross bar 3 close to the straight bar 7 is provided with a second sliding groove 32 along the horizontal direction, the second sliding groove 32 is provided with a dovetail groove, a second sliding block 71 is matched with the second sliding groove 32 for use, the second sliding block 71 is fixedly connected with one end of the straight bar 7 close to the cross bar 3, and the second sliding block 71 is connected with the second sliding groove 32 in a sliding manner.

The straight rod 7 is moved, the straight rod 7 drives the fixing part 5 to slide along the cross rod 3, the straight rod 7 drives the second sliding block 71 to slide along the second sliding groove 32, the fixing part 5 is adjusted along the length direction of the base 1, and welding precision is improved.

Referring to fig. 2 and 5, a fixing bolt 711 is disposed on a side of the second slider 71 away from the crossbar 3, the fixing bolt 711 is horizontally disposed, one end of the fixing bolt 711 passes through the second slider 71 and then abuts against the bottom wall of the second chute 32, and the fixing bolt 711 is in threaded connection with the second slider 71. When the cross rod 3 drives the fixing piece 5 to move to a required position, the fixing bolt 711 is rotated, one end of the fixing bolt 711 penetrates through the second sliding block 71 and then abuts against the bottom wall of the second sliding groove 32, the position of the second sliding block 71 is fixed by means of friction, and the influence on welding precision is reduced.

Referring to fig. 2, the two support rods 2 are both vertically arranged, and the bottom ends of the two support rods 2 are both fixedly connected with the top end of the base 1; all be provided with fixed block 31 between two bracing pieces 2 and the 3 both ends of horizontal pole, fixed block 31 level sets up, fixed

block

31 and 3 fixed connection of horizontal pole, and the fixed block 31 cover is established in the bracing piece 2 outside, fixed

block

31 and 2 sliding connection of bracing piece, are provided with adjusting device 4 between fixed block 31 and the 2 tops of bracing piece.

Utilize adjusting device 4 to remove fixed block 31, fixed block 31 drives horizontal pole 3 and moves along the length direction of bracing piece 2, and horizontal pole 3 drives mounting 5 and moves along vertical direction, and then has realized the regulation to mounting 5 place height, has realized the controllability of horizontal pole 3, makes mounting 5 accurate aim at and the position of fixed protruding structure 91, reaches the effect that has improved welding machine welding precision.

Referring to fig. 6, a first sliding block 311 is fixedly connected to the inner side wall of the fixed block 31, the first sliding block 311 is vertically arranged, the first sliding block 311 and the fixed block 31 are vertically long, a first sliding groove 21 is used in cooperation with the first sliding block 311, the first sliding groove 21 is arranged on the side wall of the support rod 2 along the vertical direction, the first sliding groove 21 is vertically long, and the first sliding groove 21 is slidably connected with the first sliding block 311. The fixed block 31 is moved, the fixed block 31 slides along the support rod 2, and the fixed block 31 drives the first sliding block 311 to slide along the first sliding groove 21, so that the sliding connection between the fixed block 31 and the support rod 2 is more stable.

Referring to fig. 6, the adjusting devices 4 are provided with two sets, each set of adjusting devices 4 includes a screw rod 41 and a fixing plate 42, the fixing plate 42 is horizontally arranged, the bottom end of the fixing plate 42 is fixed to the top end of the supporting rod 2 through a bolt, the screw rod 41 is vertically arranged, one end of the screw rod 41 sequentially penetrates through the fixing plate 42 and the fixing block 31, the screw rod 41 is rotatably connected with the fixing plate 42, and the screw rod 41 is in threaded connection with the fixing block 31. When the position of the fixed block 31 is adjusted, the screw rod 41 is rotated, and the screw rod 41 drives the fixed block 31 to slide along the support rod 2.

In order to enable the two screw rods 41 to rotate synchronously, referring to fig. 6, a linkage assembly 43 is arranged between the two screw rods 41, the linkage assembly 43 comprises a linkage shaft 431 and two bevel gear sets 432, the two bevel gear sets 432 are respectively and fixedly connected with the two screw rods 41, and the two bevel gear sets 432 are both and fixedly connected with the linkage shaft 431.

When the position of the cross rod 3 is adjusted, the linkage shaft 431 is rotated, the linkage shaft 431 drives the two bevel gear sets 432 to synchronously rotate, the two bevel gear sets 432 simultaneously drive the two screw rods 41 to synchronously rotate, the two screw rods 41 drive the two fixed blocks 31 to simultaneously slide at the same speed, so that the cross rod 3 keeps moving stably in a horizontal state, the inclined state of the cross rod 3 is reduced, and the vertical direction adjustment work is ensured.

Referring to fig. 6, the linkage shaft 431 is horizontally arranged, two ends of the linkage shaft 431 are respectively provided with a support plate 4331 with the top ends of two support rods 2, the support plates 4331 are vertically arranged, the bottom ends of the support plates 4331 are fixedly connected with the top ends of the support rods 2, two ends of the linkage shaft 431 are respectively inserted into the two support plates 4331, and the linkage shaft 431 is rotatably connected with two bearing plates; in order to drive the linkage shaft 431 to rotate, one end of the linkage shaft 431 is connected with a motor 433, the motor 433 is horizontally arranged, the motor 433 is located on one side, away from the linkage shaft 431, of the supporting plate 4331, the motor 433 is fixedly connected with the supporting plate 4331, and the motor 433 is fixedly connected with one end of the linkage shaft 431.

When the two bevel gears rotate synchronously, the motor 433 is started, the motor 433 drives the linkage shaft 431 to rotate around the central axis of the linkage shaft 431, the linkage shaft 431 drives the two bevel gear sets 432 to move synchronously, the arrangement of the motor 433 reduces the labor intensity of workers, saves time and labor, and improves the adjusting speed of the position of the cross rod 3.

Referring to fig. 6, the bevel gear set 432 includes a first wheel 4321 and a second wheel 4322, the first wheel 4321 is vertically disposed, the first wheel 4321 is sleeved outside the linkage shaft 431, the first wheel 4321 is fixedly connected to a side wall of the linkage shaft 431, the second wheel 4322 is horizontally disposed, a bottom center of the second wheel 4322 is fixedly connected to a top end of the screw 41, and the second wheel 4322 is engaged with the first wheel 4321.

The linkage shaft 431 is rotated, the linkage shaft 431 drives the two first wheels 4321 to synchronously rotate around the central axis of the linkage shaft 431 at the same speed, the two first wheels 4321 respectively drive the two second wheels 4322 to rotate around the central axis of the second wheels 4322, the two second wheels 4322 drive the two screw rods 41 to synchronously rotate, the two screw rods 41 drive the two fixed blocks 31 to synchronously move at the same speed, and the convenience for synchronously moving the two fixed blocks 31 is improved.

The implementation principle of the multifunctional welding machine with the adjustable height is as follows: when the positions of the frame pipe 9 and the protruding structure 91 are fixed, firstly, the movable plate 61 is moved according to the length of the frame pipe 9, then the position between the movable plate 61 and the fixed plate 42 is adjusted, then, the frame pipe 9 is moved to abut against the mounting groove 611, then, the linkage assembly 43 is started, the linkage assembly 43 drives the two screws 41 to synchronously rotate at a constant speed, the two screws 41 drive the cross rod 3 to slide along the support rod 2, and the position of the fixing piece 5 along the vertical direction is adjusted; subsequently, the straight rod 7 is moved, the straight rod 7 drives the fixing member 5 to slide along the cross rod 3 until the required position is reached, then the position of the straight rod 7 is fixed by the fixing bolt 711, then the groove plate 8 is moved, the groove plate 8 drives the fixing member 5 to slide along the straight rod 7, the required welding position of the abutting rod 54 and the frame pipe 9 is aligned, and the position adjustment work of the fixing member 5 is finished.

The raised structure 91 is then moved to the top of the frame tube 9, the fixture 5 is then activated, the position of the raised structure 91 is fixed using the fixture 5, and the raised structure 91 and frame tube 9 are then welded using a spray gun and solder.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a but height-adjusting's multifunctional welding machine, includes base (1), bracing piece (2) and horizontal pole (3), bracing piece (2) one end and base (1) fixed connection, horizontal pole (3) fixedly connected with mounting (5), its characterized in that: the cross rod (3) is connected with the support rod (2) in a sliding mode, and an adjusting device (4) used for adjusting the height of the cross rod (3) is arranged between the cross rod (3) and the support rod (2).

2. The adjustable height multi-function welding machine of claim 1, wherein: the supporting rod is characterized in that the cross rod (3) is fixedly connected with a fixing block (31), the fixing block (31) is sleeved on the outer side of the supporting rod (2), and the fixing block (31) is connected with the supporting rod (2) in a sliding mode.

3. The adjustable height multi-function welding machine of claim 2, wherein: the fixed block (31) is fixedly connected with a first sliding block (311), the supporting rod (2) is provided with a first sliding groove (21), and the first sliding groove (21) is in sliding connection with the first sliding block (311).

4. The adjustable height multi-function welding machine of claim 2, wherein: adjusting device (4) include screw rod (41) and fixed plate (42), and base (1) one end fixed connection is kept away from with bracing piece (2) fixed plate (42), and screw rod (41) one end is passed behind fixed plate (42) and is connected with fixed block (31) screw thread, and screw rod (41) are connected with fixed plate (42) rotation.

5. The adjustable height multi-function welding machine of claim 4, wherein: the two supporting rods (2) are arranged, and a linkage assembly (43) used for driving the two screws (41) to rotate synchronously is arranged between the screws (41) of the two supporting rods (2).

6. The adjustable height multi-function welding machine of claim 5, wherein: the linkage assembly (43) comprises a linkage shaft (431) and two bevel gear sets (432), the two bevel gears are respectively fixedly connected with the two screws (41), the two bevel gear sets (432) are respectively fixedly connected with the linkage shaft (431), and the linkage shaft (431) is rotatably connected with the supporting rod (2).

7. The adjustable height multi-function welding machine of claim 6, wherein: the universal driving shaft (431) is fixedly connected with a motor (433), and the motor (433) is fixedly connected with the supporting rod (2).

8. The adjustable height multi-function welding machine of claim 1, wherein: the base (1) is provided with a limiting device (6), the limiting device (6) comprises a movable plate (61) and a limiting plate (62), the movable plate (61) is in sliding connection with the base (1), and the limiting plate (62) is fixedly connected with the base (1).