CN218855850U

CN218855850U - Movable spot welder

Info

Publication number: CN218855850U
Application number: CN202223335693.9U
Authority: CN
Inventors: 李明杰; 游彩明; 庄海峰; 钱锡军
Original assignee: WUXI NANFANG ELECTRICAL APPARATUS MANUFACTURING CO LTD
Current assignee: WUXI NANFANG ELECTRICAL APPARATUS MANUFACTURING CO LTD
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-14
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a portable spot welder, it includes: the base, the last fixed surface of base is connected with the portal frame, the lateral wall of portal frame is provided with the horizontal plate, the outer wall sliding connection of horizontal plate has the movable block, the bottom of movable block is provided with the soldered connection, the fixed cover of last fixed surface of base is connected with the riser, the inside of riser rotates and is connected with the worm, the inside of fixed cover rotates and is connected with the lead screw, the outer wall fixedly connected with worm wheel of lead screw, lead screw and horizontal plate threaded connection, the utility model discloses in, drive the worm wheel through rotating the worm and rotate, let the lead screw rotate, the cooperation guide post makes the horizontal plate move down, controls the pressure between soldered connection and the work piece through constantly rotating the worm to make the work piece can weld together, through the transmission of power between the different parts, can light welded workpiece more.

Description

Movable spot welder

Technical Field

The utility model relates to a spot welder technical field, in particular to important frock of portable spot welder or spot welder that has special frock.

Background

The spot welding machine utilizes the high-temperature electric arc generated by the instant short circuit of the positive and negative poles to melt the welding flux and the welded material on the welding electrode to achieve the purpose of combining the welding flux and the welded material, and the welding time and the welding current can be mutually complemented within a certain range in order to ensure the nugget size and the welding spot strength.

CN200910232087.4 discloses an automatic spot welding machine, wherein a vertical guide rail is arranged on a spot welding machine body, an upper electrode seat and a lower electrode seat are movably fixed on the vertical guide rail, a sliding table is fixedly arranged on the spot welding machine body, a transverse guide rail is arranged on the upper surface of the sliding table, one end of the sliding table is provided with a servo motor, a working bearing platform is movably arranged on the transverse guide rail, an adjustable stroke cylinder and a tool clamp for accommodating a welding piece are fixedly arranged on the working bearing platform, one end of the adjustable stroke cylinder is connected with the tool clamp, and the working bearing platform is simultaneously positioned between an upper electrode and a lower electrode; a solenoid valve is fixedly arranged on a base of the spot welding machine body, and the solenoid valve is connected with one end of the stroke-adjustable cylinder through a lead and is also connected with a power supply; the spot welding machine is provided with the controller which is connected with the servo motor, the structure enables the spot welding machine to form an automatic control system, and redundant manual operation is not needed from the time of installing the spot welding machine into the tool fixture to the time of completing spot welding.

However, when the spot welding machine is used, two workpieces are welded together, and the welding joint of some workpieces is thick, so that the two workpieces can be welded together by pressing the welding joint with hands, physical strength is consumed, and a more convenient tool is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable spot welder, through the transmission of power between the different parts, can be light weldment more.

To achieve the above object, there is provided a mobile spot welder including: the gantry type welding device comprises a base, wherein a gantry frame is fixedly connected to the upper surface of the base, a groove is formed in the side wall of the gantry frame, a horizontal plate is slidably connected to the inside of the groove, a moving block is slidably connected to the outer wall of the horizontal plate, a welding head is arranged at the bottom end of the moving block, and round holes are formed in the upper surfaces of the horizontal plate and the moving block;

the top end of the moving block is fixedly connected with a support, a moving column is connected to the inside of the support in a sliding mode, a bottom column is fixedly connected to the bottom end of the moving column, and a spring is fixedly connected to the upper surface of the bottom column;

the upper surface of the base is fixedly connected with a fixing sleeve and a vertical plate, the interior of the vertical plate is rotatably connected with a worm, the interior of the fixing sleeve is rotatably connected with a lead screw, the outer wall of the lead screw is fixedly connected with a worm wheel, and the lead screw is in threaded connection with a horizontal plate.

According to the movable spot welding machine, the spot welding machine is fixedly connected to the top of the portal frame, the front wall and the rear wall of the moving block are provided with through grooves, and connecting pipes are arranged between the spot welding machine and the welding head and located at the through grooves.

According to the movable spot welding machine, the bottom columns are tightly attached to the inner portions of the circular holes, and the circular holes are distributed uniformly.

According to the movable spot welding machine, the groove penetrates through the other side wall of the portal frame, the inner bottom wall of the groove is fixedly connected with the guide column, and the guide column is connected with the horizontal plate in a sliding mode.

According to the movable spot welding machine, the worm is meshed with the worm wheel, and the front end of the worm is fixedly connected with the second handle.

According to the movable spot welding machine, the top end of the movable column is fixedly connected with a first handle.

The utility model has the advantages that: the worm is rotated to drive the worm wheel to rotate, the lead screw is rotated, the horizontal plate is moved downwards by matching with the guide column, and the pressure between the welding head and the workpiece is controlled by continuously rotating the worm, so that the workpieces can be welded together, and the workpieces can be welded more easily through the transmission of force between different parts. And the quality of spot welding can be improved.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic perspective view of a mobile spot welder of the present invention;

fig. 2 is a side view of a mobile spot welder of the present invention;

fig. 3 is a front sectional view of a mobile spot welder of the present invention;

fig. 4 is a partial enlarged view of a position a in fig. 1 of the mobile spot welding machine of the present invention.

Illustration of the drawings:

1. a base; 2. a gantry; 3. a horizontal plate; 4. a circular hole; 5. a spot welder; 6. a moving block; 7. a through groove; 8. welding a head; 9. a support; 10. a spring; 11. moving the column; 12. a first handle; 13. a screw rod; 14. a worm gear; 15. a groove; 16. a guide post; 17. a connecting pipe; 18. fixing a sleeve; 19. a second handle; 20. a vertical plate; 21. a worm; 22. a bottom pillar.

Detailed Description

This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of the present invention. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Referring to fig. 1-4, an embodiment of the present invention provides a mobile spot welder, including: the gantry type welding jig comprises a base 1, wherein a gantry frame 2 is fixedly connected to the upper surface of the base 1, a groove 15 is formed in the side wall of the gantry frame 2, a horizontal plate 3 is slidably connected inside the groove 15, a moving block 6 is slidably connected to the outer wall of the horizontal plate 3, a welding head 8 is arranged at the bottom end of the moving block 6, round holes 4 are formed in the upper surfaces of the horizontal plate 3 and the moving block 6, the horizontal plate 3 can slide inside the groove 15, and the moving block 6 can move along the horizontal plate 3;

the top end of the moving block 6 is fixedly connected with a support 9, the inside of the support 9 is connected with a moving column 11 in a sliding mode, the bottom end of the moving column 11 is fixedly connected with a bottom column 22, the upper surface of the bottom column 22 is fixedly connected with a spring 10, the spring 10 contracts by pulling the moving column 11, the bottom column 22 comes out of the round hole 4, the moving block 6 can move on the horizontal plate 3, and the welding head 8 can move horizontally;

the upper surface of the base 1 is fixedly connected with a fixing sleeve 18 and a vertical plate 20, the vertical plate 20 is connected with a worm 21 in a rotating mode, the fixing sleeve 18 is connected with a lead screw 13 in an rotating mode, a worm wheel 14 is fixedly connected to the outer wall of the lead screw 13, the lead screw 13 is in threaded connection with the horizontal plate 3, the worm wheel 14 can be driven to rotate by rotating the worm 21, the lead screw 13 can rotate, the horizontal plate 3 can move up and down by matching with the guide column 16, the pressure between the welding head 8 and a workpiece can be controlled by continuously rotating the worm 21, and therefore the workpiece can be welded together.

The top fixedly connected with spot welder 5 of portal frame 2, the logical groove 7 has been seted up to the preceding back wall of movable block 6, just is located logical groove 7 department between spot welder 5 and the soldered connection 8 and is provided with connecting pipe 17, starts when spot welder 5, just can let soldered connection 8 can weld.

The bottom column 22 is tightly attached to the inside of the round holes 4, the number of the round holes 4 is a plurality, and the round holes are uniformly distributed, and the top end of the movable column 11 is fixedly connected with the first handle 12.

The groove 15 penetrates through the other side wall of the portal frame 2, a guide column 16 is fixedly connected to the inner bottom wall of the groove 15, and the guide column 16 is connected with the horizontal plate 3 in a sliding mode and can enable the horizontal plate 3 to move up and down.

The worm 21 is engaged with the worm wheel 14, and the front end of the worm 21 is fixedly connected with the second handle 19.

The working principle is as follows: a workpiece to be machined is placed on the base 1, then the second handle 19 is rotated to enable the worm 21 to rotate, so that the worm wheel 14 can be driven to rotate to enable the screw rod 13 to rotate, the horizontal plate 3 moves downwards along the groove 15, the welding head 8 is enabled to be close to the workpiece gradually, then the second handle 19 is continuously rotated to enable the welding head 8 to be in contact with the workpiece, and the workpiece is welded together.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A mobile spot welder, comprising: the device comprises a base (1), wherein a portal frame (2) is fixedly connected to the upper surface of the base (1), a groove (15) is formed in the side wall of the portal frame (2), a horizontal plate (3) is slidably connected to the inside of the groove (15), a moving block (6) is slidably connected to the outer wall of the horizontal plate (3), a welding head (8) is arranged at the bottom end of the moving block (6), and round holes (4) are formed in the upper surfaces of the horizontal plate (3) and the moving block (6);

the top end of the moving block (6) is fixedly connected with a support (9), a moving column (11) is connected inside the support (9) in a sliding mode, the bottom end of the moving column (11) is fixedly connected with a bottom column (22), and the upper surface of the bottom column (22) is fixedly connected with a spring (10);

the upper surface of the base (1) is fixedly connected with a fixing sleeve (18) and a vertical plate (20), the vertical plate (20) is connected with a worm (21) in a rotating mode, the fixing sleeve (18) is connected with a lead screw (13) in a rotating mode, the outer wall of the lead screw (13) is fixedly connected with a worm wheel (14), and the lead screw (13) is in threaded connection with the horizontal plate (3).

2. A mobile spot-welding machine according to claim 1, characterized in that the top of said gantry (2) is fixedly connected with a spot-welding machine (5), the front and rear walls of said moving block (6) are provided with a through slot (7), and a connecting pipe (17) is arranged between said spot-welding machine (5) and said welding head (8) and at the through slot (7).

3. A mobile spot welder according to claim 1, characterized in that said bottom pillar (22) is tightly fitted inside the circular hole (4), said circular hole (4) being provided in a plurality of numbers and uniformly distributed.

4. A mobile spot welder according to claim 1, characterized in that said recess (15) extends through the other side wall of the portal frame (2), and in that the inner bottom wall of said recess (15) is fixedly connected with a guiding post (16), said guiding post (16) being slidably connected with the horizontal plate (3).

5. A mobile spot welder according to claim 1, characterized in that said worm (21) meshes with a worm wheel (14), said worm (21) having a second handle (19) fixedly attached to its front end.

6. A mobile spot welder according to claim 1, characterized in that a first handle (12) is fixedly connected to the top end of said mobile column (11).