Multi-point workpiece welding device

Abstract

The utility model discloses a multi-point workpiece welding device, which relates to the technical field of workpiece welding and comprises a support component, a welding mechanism is movably mounted at the top of the support component, a bearing component is fixedly mounted on the surface of the support component, and a limiting mechanism is movably mounted on the surface of the bearing component. And a clamping mechanism is movably mounted on one side of the bearing assembly. By arranging the limiting mechanism, a screw motor can be started according to the width specification of a welding piece, so that a threaded rod drives a limiting plate to move on a bearing plate, the position of the welding piece is effectively limited, front and back welding points can be calibrated, and the welding accuracy is improved; after a welding part is placed, a servo motor is started to drive a bidirectional threaded rod to control a clamping plate to move towards the middle, so that the welding part can be driven to be kept in the middle, and the welding part can be clamped and kept stable by continuously moving.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece welding, in particular to a multi-point workpiece welding device. Background Art

[0002] Welding equipment is the equipment needed to realize welding process, and welding equipment includes welding machine, welding process equipment and welding auxiliary equipment. Existing welding equipment can only weld a single welding point and needs manual hand-held operation.

[0003] In the prior art, a Chinese patent document with publication number CN110640360B is proposed to solve the above technical problems. The technical solution disclosed in the patent document is as follows: a multi-point welding device and method for multiple workpieces, the device includes a frame, a welding workbench is installed on the frame, the welding workbench can rotate as a whole relative to the frame, and its rotational movement is driven by a rotary motor; the frame is also equipped with a welding device arranged above the welding workbench and a transportation device arranged below the welding workbench; a group of automatic clamps are installed at the four corners of the welding workbench, and each automatic clamp includes a sleeve positioning device and an iron mesh positioning device.

[0004] In order to solve the problem that the existing welding device can only weld a single welding point and needs manual hand-held operation, the existing technology adopts the method of setting up an automatic clamp and a welding device. However, there is still a problem that the supporting device cannot be adjusted and clamped according to the welded part, which leads to the welded part being unable to be kept in the middle and easily offset during welding. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-point workpiece welding device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A multi-point workpiece welding device comprises a support assembly, a welding mechanism is movably mounted on the top of the support assembly, a supporting assembly is fixedly mounted on the surface of the support assembly, a limiting mechanism is movably mounted on the surface of the supporting assembly, and a clamping mechanism is movably mounted on one side of the supporting assembly;

[0008] The welding mechanism comprises a lifting unit and a welding unit, and the welding unit is fixedly mounted on the surface of the lifting unit.

[0009] A further improvement of the technical solution of the utility model is that: the support assembly includes a support base plate, a support rod is fixedly installed on the surface of the support base plate, and a support frame is fixedly installed on the top surface of the support rod.

[0010] A further improvement of the technical solution of the utility model is that the lifting unit includes a lifting cylinder fixedly installed in the middle of the surface of the support frame, a mounting plate is fixedly installed on the surface of the lifting cylinder, and a limiting slide bar is fixedly installed on the surface of the mounting plate. By setting the lifting cylinder, the mounting plate can be moved up and down in coordination with the limiting slide bar, thereby adjusting the height of the welder.

[0011] A further improvement of the technical solution of the utility model is that the welding unit includes a rotating motor fixedly mounted on the four ends of the mounting plate, a mounting rod is fixedly mounted on the rotating shaft of the rotating motor, a welder is fixedly mounted on the surface of the mounting rod, and the mounting rod is driven to rotate by the rotating motor, so that the welder can be driven to rotate horizontally, thereby calibrating the welding position.

[0012] A further improvement of the technical solution of the utility model is that the supporting assembly includes a telescopic seat fixedly installed in the middle of the surface of the supporting base plate, a supporting plate is fixedly installed on the top surface of the telescopic seat, and a movable groove is provided on the surface of the supporting plate. By providing a movable groove on the supporting plate, the limit plate and the clamping plate can be moved on its surface, so that the weldment can be clamped after being placed on the supporting plate and kept centered, thereby preventing inaccurate welding of the welder from affecting its use.

[0013] A further improvement of the technical solution of the utility model lies in that: the limiting mechanism includes a screw motor fixedly mounted on the surface of the supporting plate, a threaded rod fixedly mounted on the output end of the screw motor, and a limiting plate movably mounted on the surface of the threaded rod. By setting the limiting mechanism, the screw motor can be started according to the width specification of the welded part, so that the threaded rod drives the limiting plate to move on the supporting plate, thereby effectively limiting the position of the welded part, making it possible to calibrate the front and rear welding points, and improving the accuracy of welding.

[0014] A further improvement of the technical solution of the utility model is that the clamping mechanism includes a servo motor fixedly installed on one side of the supporting plate, a bidirectional threaded rod is fixedly installed on the output end of the servo motor, and a clamping plate is movably installed on the surface of the bidirectional threaded rod. By setting up the clamping mechanism, after the welding machine parts are placed, the servo motor is started to drive the bidirectional threaded rod to control the clamping plate to move toward the middle, so that the welded part can be driven to be kept in the center, and the welded part can be clamped to keep it stable by continuing to move.

[0015] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0016] 1. The utility model provides a multi-point workpiece welding device. By opening a movable groove on the support plate, the limit plate and the clamping plate can be moved on the surface of the support plate, so that the welded workpiece can be clamped after being placed on the support plate and kept centered, thereby preventing the welder from welding inaccurately and affecting its use.

[0017] 2. The utility model provides a multi-point workpiece welding device. By setting a limit mechanism, the screw motor can be started according to the width specification of the welded part, so that the threaded rod drives the limit plate to move on the supporting plate, thereby effectively limiting the position of the welded part, making it possible to calibrate the front and rear welding points and improve the welding accuracy.

[0018] 3. The utility model provides a multi-point workpiece welding device. By setting a clamping mechanism, after the welding parts are placed, the servo motor is started to drive the bidirectional threaded rod to control the clamping plate to move toward the middle, so that the welded parts can be driven to be kept in the center, and the welded parts can be clamped and kept stable by continuing to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the support assembly structure of the utility model;

[0021] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0022] Figure 4 It is a schematic diagram of the supporting assembly and the limiting mechanism structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the structure of the clamping mechanism of the utility model.

[0024] In the figure: 1. Support assembly; 2. Welding mechanism; 3. Support assembly; 4. Limiting mechanism; 5. Clamping mechanism; 11. Support base plate; 12. Support rod; 13. Support frame; 21. Lifting cylinder; 22. Mounting plate; 23. Limiting slide rod; 24. Rotating motor; 25. Mounting rod; 26. Welder; 31. Telescopic seat; 32. Support plate; 33. Movable slot; 41. Screw motor; 42. Threaded rod; 43. Limiting plate; 51. Servo motor; 52. Bidirectional threaded rod; 53. Clamping plate. DETAILED DESCRIPTION

[0025] The present invention is further described in detail below in conjunction with the embodiments:

[0026] Example 1

[0027] like Figure 1-5 As shown, the utility model provides a multi-point workpiece welding device, including a support assembly 1, the support assembly 1 includes a support base plate 11, a support rod 12 is fixedly installed on the surface of the support base plate 11, a support frame 13 is fixedly installed on the top surface of the support rod 12, a welding mechanism 2 is movably installed on the top of the support assembly 1, a supporting assembly 3 is fixedly installed on the surface of the support assembly 1, a limiting mechanism 4 is movably installed on the surface of the supporting assembly 3, and a clamping mechanism 5 is movably installed on one side of the supporting assembly 3; the welding mechanism 2 includes a lifting unit and a welding unit, the welding unit is fixedly installed on the surface of the lifting unit, and by setting the cooperation of the limiting mechanism 4 and the clamping mechanism 5, the position of the weldment on the supporting assembly 3 can be effectively adjusted so that it can be kept centered to facilitate improving the accuracy of welding.

[0028] Example 2

[0029] like Figure 1-5 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the lifting unit includes a lifting cylinder 21 fixedly installed in the middle of the surface of the support frame 13, a mounting plate 22 is fixedly installed on the surface of the lifting cylinder 21, a limiting slide bar 23 is fixedly installed on the surface of the mounting plate 22, and the welding unit includes a rotating motor 24 fixedly installed at the four ends of the mounting plate 22, a mounting rod 25 is fixedly installed on the rotating axis of the rotating motor 24, a welder 26 is fixedly installed on the surface of the mounting rod 25, the welder 26 is adjusted downward by the lifting cylinder 21 in cooperation with the limiting slide bar 23, and then the rotating motor 24 controls the mounting rod 25 to adjust the horizontal position of the welder 26 to calibrate the welding point.

[0030] Example 3

[0031] like Figure 1-5 As shown, on the basis of embodiments 1-2, the utility model provides a technical solution: preferably, the supporting assembly 3 includes a telescopic seat 31 fixedly installed in the middle of the surface of the supporting base plate 11, a supporting plate 32 is fixedly installed on the top surface of the telescopic seat 31, and a movable groove 33 is opened on the surface of the supporting plate 32; the limiting mechanism 4 includes a screw motor 41 fixedly installed on the surface of the supporting plate 32, a threaded rod 42 is fixedly installed on the output end of the screw motor 41, and a limiting plate 43 is movably installed on the surface of the threaded rod 42; the clamping mechanism 5 includes a servo motor 51 fixedly installed on one side of the supporting plate 32, a bidirectional threaded rod 52 is fixedly installed on the output end of the servo motor 51, and a clamping plate 53 is movably installed on the surface of the bidirectional threaded rod 52; by setting the clamping mechanism 5, after the welding machine parts are placed, the servo motor 51 is started to drive the bidirectional threaded rod 52 to control the clamping plate 53 to move toward the middle, so that the weldment can be driven to be kept in the center, and the weldment can be clamped to keep it stable by continuing to move.

[0032] The working principle of the multi-point workpiece welding device is described in detail below.

[0033] like Figure 1-5 As shown, when the welding device is in use, the weldment to be welded is placed on the supporting plate 32, and the screw motor 41 is started to drive the threaded rod 42 to rotate, driving the limit plate 43 to push the weldment to move, and at the same time the servo motor 51 is started, so that the bidirectional threaded rod 52 drives the clamping plate 53 to move toward the middle, and the two cooperate to achieve the centering and clamping of the weldment, and the lifting cylinder 21 cooperates with the limit slide bar 23 to drive the mounting plate 22 to move up and down, adjust the height position of the welder 26, and then start the rotating motor 24 to drive the rotating shaft to drive the mounting rod 25 to rotate, thereby driving the welder 26 to adjust the horizontal angle, and then the position of the welder can be calibrated, and the welder 26 can be started for welding operation.

[0034] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A multi-point workpiece welding device, comprising a support assembly (1), characterized in that: A welding mechanism (2) is movably mounted on the top of the support component (1); a supporting component (3) is fixedly mounted on the surface of the support component (1); a limiting mechanism (4) is movably mounted on the surface of the supporting component (3); the limiting mechanism (4) comprises a screw motor (41) fixedly mounted on the surface of a supporting plate (32); a threaded rod (42) is fixedly mounted on the output end of the screw motor (41); a limiting plate (43) is movably mounted on the surface of the threaded rod (42); a clamping mechanism (5) is movably mounted on one side of the support component (3); the clamping mechanism (5) comprises a servo motor (51) fixedly mounted on one side of the supporting plate (32); a bidirectional threaded rod (52) is fixedly mounted on the output end of the servo motor (51); a clamping plate (53) is movably mounted on the surface of the bidirectional threaded rod (52); The welding mechanism (2) comprises a lifting unit and a welding unit, wherein the welding unit is fixedly mounted on the surface of the lifting unit, and the welding unit comprises a rotating motor (24) fixedly mounted on four ends of a mounting plate (22), a mounting rod (25) is fixedly mounted on the rotating shaft of the rotating motor (24), and a welder (26) is fixedly mounted on the surface of the mounting rod (25).

2. A multi-point workpiece welding device according to claim 1, characterized in that: The support assembly (1) comprises a support base plate (11), a support rod (12) is fixedly mounted on the surface of the support base plate (11), and a support frame (13) is fixedly mounted on the top surface of the support rod (12).

3. A multi-point workpiece welding device according to claim 2, characterized in that: The lifting unit comprises a lifting cylinder (21) fixedly mounted on the middle part of the surface of the support frame (13), a mounting plate (22) fixedly mounted on the surface of the lifting cylinder (21), and a limiting sliding rod (23) fixedly mounted on the surface of the mounting plate (22).

4. A multi-point workpiece welding device according to claim 2, characterized in that: The supporting assembly (3) comprises a telescopic seat (31) fixedly mounted on the middle part of the surface of the supporting base plate (11), a supporting plate (32) fixedly mounted on the top surface of the telescopic seat (31), and a movable groove (33) is provided on the surface of the supporting plate (32).

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