Multi-axis gantry electric welder

Abstract

The application discloses a multi-shaft gantry electric welding machine, a rotating adjusting module is rotatably arranged on a movable seat and used for adjusting the posture of a workpiece, the rotating adjusting module comprises a rotating seat rotatably arranged in the inner cavity of the movable seat and downwardly extending out of the movable seat, a rotating assembly arranged on the top end of the rotating seat, a second guide rail fixed on the bottom end of the movable seat, a driving assembly arranged on the outer side surface of the second guide rail and extending into the inner cavity of the second guide rail, a clamping plate symmetrically fixed on the bottom end of the driving assembly, a fourth motor arranged on the outer side surface of the clamping plate, a bearing with an outer ring fixed on the inner wall of the clamping plate, a threaded seat embeddedly and fixedly arranged on the inner ring of the bearing and a clamping assembly arranged on the threaded seat, the diameter of the rotating seat is slightly smaller than the diameter of the inner wall of the movable seat, so that the rotating seat can rotate in the inner cavity of the movable seat, and an upper annular groove is formed in the bottom end of the rotating seat, the multi-shaft gantry electric welding machine has the advantages of automatically adjusting the posture of the workpiece and automatically moving the workpiece.

Description

Technical Field

[0001] This invention relates to the field of gantry machining center technology, specifically a multi-axis gantry welding machine. Background Technology

[0002] Electric welding machines utilize the high-temperature electric arc generated when positive and negative electrodes are momentarily short-circuited to melt the welding rod and the material being welded, thus bonding the objects together. Traditional electric welding equipment requires manual operation of rotating, moving, and flipping the workpiece, which is cumbersome, time-consuming, labor-intensive, affects processing efficiency, and poses safety hazards. Therefore, there is an urgent need for a gantry machining center that can automatically adjust the workpiece's posture. Summary of the Invention

[0003] The present invention aims to solve one of the technical problems existing in the prior art or related technologies.

[0004] Therefore, the technical solution adopted by the present invention is as follows: a multi-axis gantry welding machine, comprising: a main body module, a lifting module, a moving module and an adjusting module. The main body module includes a base, a slide rail installed on the top of the base, a worktable that slides on the slide rail, a gantry frame installed on the base, and a welding machine unit that is movably installed on the gantry frame.

[0005] The lifting module includes a base symmetrically arranged on both sides of the base, an electric telescopic rod installed in the inner cavity of the base and extending upward from the base, a side plate installed at the top of the electric telescopic rod, a first guide rail symmetrically arranged and fixed at both ends to the opposite side plate, and a toothed plate installed at the top of the side plate.

[0006] The moving module includes a movable seat that slides on a first guide rail, a top plate fixed to the top of the movable seat, a translation component installed at the bottom of the top plate and passing upward through the top plate, and a base plate fixed to the bottom of the movable seat.

[0007] The adjustment module includes a rotating seat that is rotatably disposed in the inner cavity of the movable seat and extends downward out of the movable seat, a rotating component mounted on the top of the rotating seat, a second guide rail fixed to the bottom of the rotating seat, a drive component mounted on the outer surface of the second guide rail and extending into the inner cavity of the second guide rail, a clamping plate symmetrically fixed to the bottom of the drive component, a fourth motor mounted on the outer surface of the clamping plate, a bearing whose outer ring is fixed to the inner wall of the clamping plate, a threaded seat fitted and fixed to the inner ring of the bearing, and a clamping component mounted on the threaded seat.

[0008] In a preferred embodiment, the present invention may be further configured such that the translation component includes a first motor mounted on the inner top wall of the top plate and extending through the top plate, and a first gear fixedly sleeved on the shaft of the first motor, wherein the first gear meshes with a gear plate.

[0009] By adopting the technical scheme, when the first motor rotates, the first gear can be driven to rotate, the first gear rotates on the toothed plate, the first motor is driven to move, and the movable top plate is driven to move.

[0010] In a preferred example, the bottom plate has a circular hole in the middle, a lower annular groove is formed at the top end of the bottom plate, and a plurality of balls are arranged in an annular array in the lower annular groove.

[0011] By adopting the technical scheme, the lower annular groove is used for placing the balls, and the balls are used to reduce the friction between the rotating seat and the bottom plate.

[0012] In a preferred example, the diameter of the rotating seat is slightly smaller than the diameter of the inner wall of the movable seat, an upper annular groove is formed at the bottom end of the rotating seat, and the diameter of the upper annular groove is equal to that of the lower annular groove and the positions of the upper annular groove and the lower annular groove correspond to each other.

[0013] By adopting the technical scheme, the diameter of the rotating seat is slightly smaller than the diameter of the inner wall of the movable seat, so that the rotating seat can rotate in the inner cavity of the movable seat, the upper annular groove and the lower annular groove cooperate with each other to form an annular cavity for the balls to move, the balls roll in the annular cavity, the friction between the rotating seat and the bottom plate is effectively reduced, and the stability of the rotating seat during rotation is ensured.

[0014] In a preferred example, the rotating assembly includes a gear ring fixed at the top end of the rotating seat, a second gear arranged on the inner side of the gear ring and meshing with the gear ring, and a second motor mounted on the inner wall of the movable seat and having an axis fixedly connected with the second gear.

[0015] By adopting the technical scheme, when the second motor rotates, the second gear is driven to rotate, the second gear drives the gear ring to rotate, the gear ring drives the rotating seat to rotate, and the second guide rail mounted at the bottom end of the rotating seat is driven to rotate.

[0016] In a preferred example, the bottom end of the second guide rail has a sliding groove, the driving assembly includes a sliding block symmetrically arranged and embedded in the sliding groove, a double-headed threaded rod rotatably mounted on the opposite inner walls of the sliding groove, and a third motor mounted on the end of the second guide rail and having an axis extending into the inner cavity of the second guide rail and fixedly connected with the end of the double-headed threaded rod, the middle of the sliding block has a threaded hole, the double-headed threaded rod passes through the threaded hole and meshes with the threaded hole, and the bottom end of the sliding block extends out of the sliding groove and is fixedly connected with the top end of the clamping plate.

[0017] By adopting the technical scheme, when the third motor rotates, the double-end threaded rod is driven to rotate, the double-end threaded rod drives the sliders on both sides to move towards each other, the sliders drive the clamping plates to move towards each other, so that the clamping plates can clamp the workpiece.

[0018] In a preferred example, the vertical side of the clamping plate is provided with a circular groove, the outer ring of the bearing is fixed on the inner wall of the circular groove, the threaded seat is provided with a threaded groove on the vertical side, and the shaft of the fourth motor is connected and fixed with the threaded seat through the clamping plate.

[0019] By adopting the technical scheme, the outer ring of the bearing is fixed on the inner wall of the circular groove, which is used to maintain the stability of the bearing, and the threaded seat is fixed on the inner ring of the bearing, so that the weight of the workpiece does not affect the rotation of the threaded seat driven by the fourth motor when the clamping assembly clamps and fixes the workpiece.

[0020] In a preferred example, the clamping assembly comprises a fixed plate arranged on one side of the clamping plate, a rubber pad layer fixed on the outer side of the fixed plate away from the clamping plate, and a bolt integrally fixed on the outer side of the fixed plate, and the bolt is engaged with the threaded groove on the threaded seat.

[0021] By adopting the technical scheme, the fixed plate is used to install the rubber pad layer and the screw, the rubber pad layer is used to increase the friction force between the workpiece and improve the stability of clamping, so as to maintain the stability of the workpiece during adjustment, and the bolt is engaged with the threaded groove on the threaded seat, so that the clamping assembly is more convenient to install and disassemble.

[0022] In a preferred example, one side of the base is close to the base, and the other side of the base is away from the base.

[0023] By adopting the technical scheme, the lifting module, the moving module and the adjusting module cooperate with each other to move the workpiece on the workbench out of the workbench, and at the same time, the workpiece to be machined can be placed on the workbench, so as to realize the automatic feeding and discharging of the gantry machining center.

[0024] By adopting the technical scheme, the present application has the following beneficial effects:

[0025] 1. In the present application, by setting the adjusting module, the automatic rotation of the workpiece is realized by the cooperation between the fourth motor, the threaded seat and the clamping assembly in the adjusting module, the orientation of the workpiece is adjusted, the rotating seat is driven to rotate by the rotating assembly, the second guide rail is driven to rotate by the rotating seat, and the clamping angle of the clamping assembly during clamping is adjusted, the speed of workpiece posture adjustment is increased, the automatic rotation and overturning of the workpiece are realized by the cooperation between the components, the processing posture of the workpiece is adjusted, the trouble of manual operation is avoided, the labor intensity of workers during workpiece processing is reduced, the workpiece processing efficiency is improved, and the generation of safety hazards during manual adjustment of the workpiece by workers is avoided.

[0026] 2. In the present application, by setting the lifting module, movably arranging the moving module on the lifting module, and mounting the adjusting module on the moving module, the automatic displacement of the workpiece is realized, and the automatic feeding and discharging of the workpiece during gantry machining center processing is realized, the processing efficiency is further improved, and the labor intensity of workers is reduced.

[0027] 3. In the present application, the clamping assembly for clamping the workpiece is installed and dismounted by the threaded connection, so that different types of clamping assemblies can be quickly replaced when clamping workpieces of different shapes, and the convenience during use is improved. DETAILED DESCRIPTION

[0028] Figure 1 It is a right view structural schematic diagram of the present application;

[0029] Figure 2 It is a left view structural schematic diagram of the present application;

[0030] Figure 3 It is a left view structural schematic diagram of the present application after removing the main body module;

[0031] Figure 4 It is a right view structural schematic diagram of the present application after removing the main body module;

[0032] Figure 5 It is a top view structural schematic diagram of the moving module and the adjusting module of the present application;

[0033] Figure 6 It is a bottom view structural schematic diagram of the moving module and the adjusting module of the present application;

[0034] Figure 7 It is a sectional view structural schematic diagram of the moving module and the adjusting module of the present application;

[0035] Figure 8 It is a top view structural schematic diagram of the moving module and the adjusting module of the present application;

[0036] Figure 9 is a mobile module and an adjusting module of the present application;

[0037] Figure 10 is a driving assembly structure diagram of the present application;

[0038] Figure 11 is a partial structure exploded diagram of the adjusting module in the present application.

[0039] Reference signs:

[0040] 100, main body module; 110, base; 120, slide rail; 130, workbench; 140, gantry; 150, electric welding unit;

[0041] 200, lifting module; 210, base; 220, electric telescopic rod; 230, side plate; 240, first guide rail; 250, toothed plate;

[0042] 300, mobile module; 310, movable seat; 320, top plate; 330, translation assembly; 331, first motor; 332, first gear; 340, bottom plate; 341, lower annular groove; 342, ball;

[0043] 400, adjusting module; 410, rotating seat; 411, upper annular groove; 420, rotation assembly; 421, gear ring; 422, second gear; 423, second motor; 430, second guide rail; 440, driving assembly; 441, sliding block; 442, double-headed threaded rod; 443, third motor; 450, clamping plate; 460, fourth motor; 470, bearing; 480, threaded seat; 490, clamping assembly; 491, fixed plate; 492, rubber cushion layer; 493, bolt. DETAILED DESCRIPTION

[0044] To make the purpose, technical scheme and advantages of the present application more clear and obvious, the present application is further described in detail below in combination with specific embodiments and with reference to the drawings. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0045] Some embodiments of the present application are described below in combination with the drawings, with reference to Figures 1-11The utility model provides a multi -axis gantry type electric welding machine, include: main module 100, lift module 200, mobile module 300 and adjustment module 400, main module 100 includes base 110, install the slide rail 120 of base 110 top, the workbench 130 of inlaying on the slide of slide rail 120 Sliding, install gantry 140 on base 110 and the electric welding machine group 150 of movable installation on gantry 140, base 110 is used to install slide rail 120 and gantry 140, keeps the stability of each component when working, slide rail 120 is used to install workbench 130, and is used for the sliding of workbench 130 simultaneously, keeps the stability of workbench 130 when sliding, gantry 140 is used to install electric welding machine group 150, and the moving of clamping device is facilitated, and electric welding machine group 150 is used to process workpiece on workbench 130.

[0046] Lift module 200 sets up at one side of base 110, is used to drive mobile module 300 and adjustment module 400 to move up and down, including the base 210 of symmetrical setting at both sides of base 110, install the electric telescopic rod 220 of bottom seat 210 inner chamber and the upward extension bottom seat 210, install the side plate 230 of electric telescopic rod 220 top, the first guide rail 240 of symmetrical setting and both ends with opposite side plate 230 connection fixed and install the toothed plate 250 of side plate 230 top, bottom seat 210 is used to install electric telescopic rod 220, keeps the stability of electric telescopic rod 220 when working, while one side bottom seat 210 is close to base 110, and the other side bottom seat 210 is away from base 110, so that lift module 200, mobile module 300, adjustment module 400 can cooperate to remove workpiece on workbench 130 from workbench 130, can place the workpiece to be processed on workbench 130 simultaneously, realize gantry machining center automation's feeding and discharging, electric telescopic rod 220 is used to install side plate 230, and drive side plate 230 to move up and down simultaneously, side plate 230 is used to install the first guide rail 240, keeps the stability of first guide rail 240, can drive first guide rail 240 to move synchronously simultaneously, first guide rail 240 is used to install mobile module 300, and it is convenient for mobile module 300 to move on first guide rail 240, keeps the stability of mobile module 300 movement, toothed plate 250 is used to facilitate the movement of mobile module 300.

[0047] The mobile module 300 is slidably arranged on the first guide rail 240 for driving the adjusting module 400 to move, comprising a movable seat 310 slidably arranged on the first guide rail 240, a top plate 320 fixed on the top end of the movable seat 310, a translation assembly 330 installed on the bottom end of the top plate 320 and penetrating the top plate 320 upwardly, and a bottom plate 340 fixed on the bottom end of the movable seat 310, the movable seat 310 is arranged on both sides of the first guide rail 240 for keeping the stability of the movable seat 310 during movement, the top plate 320 is used for installing the translation assembly 330, the translation assembly 330 comprises a first motor 331 installed on the inner top wall of the top plate 320 and having a shaft penetrating the top plate 320 outwardly, and a first gear 332 fixedly sleeved on the shaft of the first motor 331, the first gear 332 is engaged with the toothed plate 250, when the first motor 331 rotates, the first gear 332 can be driven to rotate, the first gear 332 rotates on the toothed plate 250 to drive the first motor 331 to move, i.e. to drive the movable top plate 320 to move, since the top plate 320 is fixed with the movable seat 310, the movable seat 310 can be driven to move on the first guide rail 240, the bottom plate 340 is used for installing the adjusting assembly and plays a supporting role for the adjusting assembly, the middle part of the bottom plate 340 is provided with a circular hole for the adjusting module 400 to extend out, and a lower annular groove 341 is formed on the top end of the bottom plate 340 outside the circular hole, a plurality of balls 342 are arranged in an annular array in the lower annular groove 341.

[0048] The adjusting module 400 is rotatably arranged on the movable seat 310 for adjusting the posture of the workpiece, comprising a rotating seat 410 rotatably arranged in the inner cavity of the movable seat 310 and extending downwardly out of the movable seat 310, a rotating assembly 420 installed on the top end of the rotating seat 410, a second guide rail 430 fixed on the bottom end of the rotating seat 410, a driving assembly 440 installed on the outer side surface of the second guide rail 430 and extending into the inner cavity of the second guide rail 430, a clamping plate 450 fixed symmetrically on the bottom end of the driving assembly 440, a fourth motor 460 installed on the outer side surface of the clamping plate 450, a bearing 470 with an outer ring fixed on the inner wall of the clamping plate 450, a threaded seat 480 fixedly arranged on the inner ring of the bearing 470, and a clamping assembly 490 installed on the threaded seat 480, the diameter of the rotating seat 410 is slightly smaller than the diameter of the inner wall of the movable seat 310, so that the rotating seat 410 can rotate in the inner cavity of the movable seat 310, the rotating seat 410 is provided with an upper annular groove 411 on the bottom end, and the upper annular groove 411 has the same diameter as the lower annular groove 341 and is located corresponding to the lower annular groove 341, so that the upper annular groove 411 cooperates with the lower annular groove 341 to form an annular cavity for the balls 342 to move, the balls 342 roll in the annular cavity, effectively reducing the friction between the rotating seat 410 and the bottom plate 340, thereby ensuring the stability of the rotating seat 410 during rotation.

[0049] The rotating assembly 420 comprises a gear ring 421 fixed at the top end of the rotating base 410, a second gear 422 arranged inside the gear ring 421 and meshed with the gear ring 421, and a second motor 423 installed on the inner wall of the movable base 310 and fixed with the shaft of the second gear 422, which drives the second gear 422 to rotate when the second motor 423 rotates, and the second gear 422 drives the gear ring 421 to rotate, and the gear ring 421 drives the rotating base 410 to rotate, thereby driving the second guide rail 430 installed at the bottom end of the rotating base 410 to rotate, and the second guide rail 430 is used for installing the driving assembly 440, and a sliding groove is formed at the bottom end of the second guide rail 430, and the driving assembly 440 comprises sliding blocks 441 symmetrically arranged and embedded in the sliding groove, double-headed threaded rods 442 rotatably installed at the opposite inner walls of the sliding groove, and a third motor 443 installed at the end of the second guide rail 430 and fixed with the shaft of the double-headed threaded rods 442, the bottom end of the sliding block 441 extends out of the sliding groove and is fixedly connected with the top end of the clamping plate 450, so that the sliding block 441 can drive the clamping plate 450 to move when the sliding block 441 moves, and a threaded hole is formed in the middle of the sliding block 441, and the double-headed threaded rods 442 pass through the threaded hole and are meshed with the threaded hole, so that the double-headed threaded rods 442 can drive the sliding blocks 441 to move towards each other when the double-headed threaded rods 442 rotate, and the third motor 443 is used for driving the double-headed threaded rods 442 to rotate.

[0050] The clamping plate 450 is used for extending the distance between the clamping assembly 490 and the second guide rail 430, and expanding the movement space during adjustment of the workpiece, a circular groove is formed at the bottom of the vertical side of the clamping plate 450, which is used for installing the bearing 470, the outer ring of the bearing 470 is fixed on the inner wall of the circular groove, which is used for keeping the stability of the bearing 470, and the threaded seat 480 is fixed on the inner ring of the bearing 470, so that the weight of the workpiece does not affect the rotation of the threaded seat 480 driven by the fourth motor 460 when the clamping assembly 490 clamps and fixes the workpiece, a threaded groove is formed on the vertical side of the threaded seat 480, which is used for installing the clamping assembly 490, the shaft of the fourth motor 460 passes through the clamping plate 450 and is fixedly connected with the threaded seat 480, so that the fourth motor 460 can drive the threaded seat 480 to rotate when the fourth motor 460 rotates, and the threaded seat 480 drives the clamping assembly 490 to rotate, the clamping assembly 490 comprises a fixed plate 491 arranged on one side of the clamping plate 450, a rubber pad layer 492 fixed on the outer side of the fixed plate 491 away from the clamping plate 450, and a bolt 493 integrally fixed on the outer side of the fixed plate 491, the bolt 493 is meshed with the threaded groove on the threaded seat 480, the fixed plate 491 is used for installing the rubber pad layer 492 and the screw, the rubber pad layer 492 is used for increasing the friction between the workpiece, improving the stability of clamping, and thereby keeping the stability of the workpiece during adjustment, and the bolt 493 is meshed with the threaded groove on the threaded seat 480, so that the clamping assembly 490 is more convenient to install and disassemble.

[0051] The working principle and use process of the present application: in use, when the posture of the workpiece on the workbench 130 needs to be adjusted, the electric telescopic rod 220 is lowered, driving the moving module 300 and the adjusting module 400 to be lowered, the third motor 443 is started, driving the double-headed threaded rod 442 to rotate, the rotation of the double-headed threaded rod 442 drives the sliders 441 on both sides to move towards each other, the sliding movement drives the clamping plate 450 and the fourth motor 460 and the clamping assembly 490 mounted on the clamping plate 450 to move, clamping and fixing the workpiece, then the electric telescopic rod 220 is raised, driving the workpiece to be raised, at this time the fourth motor 460 is started, driving the threaded seat 480 to rotate, the rotation of the threaded seat 480 drives the clamping assembly 490 to rotate, the rotation of the clamping assembly 490 drives the workpiece to rotate, adjusting the posture of the workpiece, in addition, before clamping and fixing the workpiece, the second motor 423 can be rotated to drive the second gear 422 to rotate, the rotation of the second gear 422 drives the gear ring 421 to rotate, the rotation of the gear ring 421 drives the rotating seat 410 to rotate, the rotation of the rotating seat 410 drives the second guide rail 430 to rotate, thereby adjusting the clamping angle of the clamping plate 450, which can more quickly adjust the posture of the workpiece, when the workpiece needs to be moved or fed, the workpiece is clamped and fixed by the adjusting module 400, the electric telescopic rod 220 is raised, driving the workpiece to be raised, then the first motor 331 is rotated to drive the gear to rotate, the gear rotates on the gear plate 250, that is, driving the movable seat 310 to move on the first guide rail 240, adjusting the position of the workpiece.

[0052] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A multi-axis gantry electric welder, comprising: The main body module (100), the lifting module (200), the moving module (300) and the adjusting module (400) are characterized in that the main body module (100) comprises a base (110), a slide rail (120) mounted on the top end of the base (110), a workbench (130) embedded in the slide rail (120) and sliding thereon, a gantry (140) mounted on the base (110), and a welding machine group (150) movably mounted on the gantry (140). The lifting module (200) comprises a base (210) symmetrically arranged on both sides of the base (110), an electric telescopic rod (220) mounted in the inner cavity of the base (210) and extending upward beyond the base (210), a side plate (230) mounted on the top end of the electric telescopic rod (220), a first guide rail (240) symmetrically arranged and fixed at both ends with the opposite side plate (230), and a toothed plate (250) mounted on the top end of the side plate (230). The moving module (300) comprises a movable seat (310) embedded in the first guide rail (240) and sliding thereon, a top plate (320) fixed on the top end of the movable seat (310), a translation assembly (330) mounted on the bottom end of the top plate (320) and extending upward through the top plate (320), and a bottom plate (340) fixed on the bottom end of the movable seat (310). The adjusting module (400) comprises a rotating seat (410) rotatably arranged in the inner cavity of the movable seat (310) and extending downward beyond the movable seat (310), a rotating assembly (420) mounted on the top end of the rotating seat (410), a second guide rail (430) fixed on the bottom end of the rotating seat (410), a driving assembly (440) mounted on the outer side surface of the second guide rail (430) and extending into the inner cavity of the second guide rail (430), a clamping plate (450) symmetrically fixed on the bottom end of the driving assembly (440), a fourth motor (460) mounted on the outer side surface of the clamping plate (450), a bearing (470) with an outer ring fixed on the inner wall of the clamping plate (450), a threaded seat (480) embedded and fixed on the inner ring of the bearing (470), and a clamping assembly (490) mounted on the threaded seat (480).

2. A multi-axis gantry electric welder as claimed in claim 1, wherein, The translation assembly (330) comprises a first motor (331) mounted on the inner top wall of the top plate (320) and having a shaft extending through the top plate (320), and a first gear (332) fixedly sleeved on the shaft of the first motor (331), wherein the first gear (332) is in meshing engagement with the toothed plate (250).

3. A multi-axis gantry electric welder as claimed in claim 1, wherein, The bottom plate (340) has a circular hole in the middle, a lower annular groove (341) is formed on the top end of the bottom plate (340) outside the circular hole, and a plurality of rolling balls (342) are arranged in an annular array in the lower annular groove (341).

4. A multi-axis gantry electric welder as claimed in claim 1, wherein, The diameter of the rotating seat (410) is slightly smaller than the diameter of the inner wall of the movable seat (310), an upper annular groove (411) is formed on the bottom end of the rotating seat (410), and the diameter of the upper annular groove (411) is equal to that of the lower annular groove (341) and the positions thereof correspond to each other.

5. A multi-axis gantry electric welder as claimed in claim 1, wherein, The rotating assembly (420) comprises a gear ring (421) fixed at the top end of the rotating base (410), a second gear (422) arranged inside the gear ring (421) and engaged with the gear ring (421), and a second motor (423) installed on the inner wall of the movable base (310) and fixed with the shaft of the second gear (422).

6. A multi-axis gantry electric welder as claimed in claim 1, wherein, The bottom end of the second guide rail (430) is provided with a sliding groove, the driving assembly (440) comprises symmetrically arranged sliding blocks (441) embedded in the sliding groove, a double-headed threaded rod (442) rotatably installed on the opposite inner walls of the sliding groove, and a third motor (443) installed on the end of the second guide rail (430) and fixed with the shaft of the double-headed threaded rod (442) extending into the inner cavity of the second guide rail (430), the middle part of the sliding block (441) is provided with a threaded hole, the double-headed threaded rod (442) passes through the threaded hole and is engaged with the threaded hole, and the bottom end of the sliding block (441) extends out of the sliding groove and is fixedly connected with the top end of the clamping plate (450).

7. A multi-axis gantry electric welder as claimed in claim 1, wherein, The bottom of the vertical side of the clamping plate (450) is provided with a circular groove, the outer ring of the bearing (470) is fixed on the inner wall of the circular groove, the vertical side of the threaded seat (480) is provided with a threaded groove, and the shaft of the fourth motor (460) passes through the clamping plate (450) and is fixedly connected with the threaded seat (480).

8. A multi-axis gantry electric welder as claimed in claim 1, wherein, The clamping assembly (490) comprises a fixed plate (491) arranged on one side of the clamping plate (450), a rubber pad layer (492) fixed on the outer side of the fixed plate (491) away from the clamping plate (450), and a bolt (493) integrally fixed on the outer side of the fixed plate (491), the bolt (493) is engaged with the threaded groove on the threaded seat (480).

9. A multi-axis gantry electric welder as claimed in claim 1, wherein, One side of the base (210) is close to the base (110), and the other side of the base (210) is away from the base (110).

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