CN210080934U

CN210080934U - Resistance welder with cooling function

Info

Publication number: CN210080934U
Application number: CN201920691553.4U
Authority: CN
Inventors: 陈驰
Original assignee: Jiangsu Electronic Technology Co Ltd Innocent
Current assignee: Jiangsu Electronic Technology Co Ltd Innocent
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-02-18
Anticipated expiration: 2029-05-13

Abstract

The utility model relates to a resistance welder with cooling function, which comprises a control device, a power device, a moving device, an upper clamping device, an upper welding head, a lower clamping device and a lower welding head; the control device controls the output power of the power device; the power device drives the moving device to move; the moving device drives the upper clamping device to move; the upper clamping device clamps the upper welding head; the lower clamping device is fixedly arranged at the lower end of the resistance welding machine with the cooling function; the lower clamping device clamps the lower welding head. The problems that the moving distance cannot be accurately mastered, the position is very difficult to adjust, the upper end and the lower end of a workpiece are difficult to spot-weld simultaneously, the cooling speed of a welding head is too low, other parts of a motor are damaged and the like in the prior art are solved.

Description

Resistance welder with cooling function

Technical Field

The utility model relates to mechanical equipment, concretely relates to take cooling function's resistance welding machine.

Background

In general, the application of motors is very common in life. The interior of the machine may also involve a spot welding process. The spot welding precision requirement is high due to the spot welding of the motor. The spot welding of the motor is different from the common spot welding process, and the requirement of the spot welding process is high. The deviation of the spot welding position may result in the reduction of the service life of the motor. The spot welding of the motor sometimes needs to simultaneously perform spot welding on welding spots at two different positions. How to meet the requirement of spot welding of the motor is in front of people.

In the existing scheme, a common motor is adopted to drive a welding head to perform spot welding, the spot welding position cannot be controlled, and the spot welding position is prone to deviation. Such a solution has the following problems: (1) the motor is adopted to provide power, so that the moving distance cannot be accurately mastered; (2) when spot welding position deviation occurs, the position is very difficult to adjust; (3) the upper end and the lower end of a workpiece are difficult to be spot-welded simultaneously; (4) the temperature is too high during spot welding, and the cooling speed of the welding head is too low; (5) the welding head has too high temperature to damage other parts of the motor.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model discloses a take cooling function's resistance welding machine to can't the accuracy master displacement, adjust the position among the solution prior art very difficult, hardly accomplish simultaneously to the work piece about both ends carry out spot welding, bonding tool cooling rate too slowly and lead to the fact destruction scheduling problem to other parts of motor.

The utility model discloses the technical scheme who adopts as follows:

the utility model provides a take cooling function's resistance welding machine which characterized in that:

the welding device comprises a control device, a power device, a moving device, an upper clamping device, an upper welding head, a lower clamping device and a lower welding head; the control device controls the output power of the power device; the power device drives the moving device to move; the moving device drives the upper clamping device to move; the upper clamping device clamps the upper welding head; the lower clamping device is fixedly arranged at the lower end of the resistance welding machine with the cooling function; the lower clamping device clamps the lower welding head.

The further technical scheme is as follows: the control device is an electromagnetic valve.

The further technical scheme is as follows: the power device comprises a power shaft and a stabilizing device; the power device drives the power shaft; the stabilizing device is connected with the power shaft; the stabilizing device is connected with the mobile device.

The further technical scheme is as follows: the power device is a cylinder; the stabilizing device is a floating joint.

The further technical scheme is as follows: the power plant comprises a stabilizing device; the moving device comprises a guide rail, a sliding block and a moving block; the guide rail is connected with the sliding block in a sliding manner; the moving block is fixedly connected with the sliding block; the stabilizing device is screwed into the moving block.

The further technical scheme is as follows: the mobile device comprises a moving block; the upper clamping device comprises an upper connecting belt, an upper clamping plate and an upper rotary clamping column; the upper connecting belt is connected with the upper clamping plate; the upper clamping plate clamps the upper rotary clamping column; the upper rotating clamp column is rotatable along an axis.

The further technical scheme is as follows: the upper clamping device comprises an upper rotary clamping column; the upper welding head comprises an upper welding head cooling device; the upper welding head is of a hollow structure; the interior of the upper welding head cooling device is communicated with the interior of the upper welding head; the upper welding head penetrates through the upper rotating clamping column.

The further technical scheme is as follows: the lower clamping device comprises a lower connecting belt, a lower clamping plate and a lower rotary clamping column; the lower connecting belt is connected with the lower clamping plate; the lower clamping plate clamps the lower rotary clamping column; the lower rotating clamp post is rotatable along an axis.

The further technical scheme is as follows: the lower clamping device comprises a lower rotary clamping column; the lower welding head comprises a lower welding head cooling device; the lower welding head is of a hollow structure; the interior of the lower welding head cooling device is communicated with the interior of the lower welding head; the lower welding head penetrates through the lower rotary clamping column.

The utility model has the advantages as follows: the utility model discloses a take resistance welder of cooling function to design the bonding tool of upper and lower position and carry out spot welding simultaneously, design cylinder and unsteady joint guarantee the stability of removal, design cooling device cools down the bonding tool. The resistance welder with the cooling function brings the following effects: (1) the upper welding head and the lower welding head are adopted, so that spot welding can be carried out simultaneously; (2) the air cylinder is adopted for pushing, so that accurate positioning can be realized; (3) the floating joint is adopted, so that the stability of pushing is ensured; (4) cooling the welding head by adopting a cooling device to accelerate the cooling speed of the welding head; (5) the copper strip is used for current transmission, so that the current transmission stability is ensured; (6) the current is adjusted by adopting the transformer, and the current can be changed according to the actual condition of spot welding.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic side view of fig. 1 at a.

In the figure: 1. a control device; 2. a power plant; 21. a power shaft; 22. a stabilizing device; 3. a mobile device; 31. a guide rail; 32. a slider; 33. a moving block; 4. an upper clamping device; 41. an upper connecting belt; 42. An upper clamping plate; 43. rotating the clamping column upwards; 5. an upper welding head; 51. an upper welding head cooling device; 6. a lower clamping device; 61. a lower connecting belt; 62. a lower clamping plate; 63. a lower rotating clamping column; 7. a lower welding head; 8. a base; 9. a support; 10. a work bench.

Detailed Description

The following describes a specific embodiment of the present embodiment with reference to the drawings.

Fig. 1 is a schematic structural diagram of the present invention. As shown in the combined figure 1, the utility model discloses a resistance welder with cooling function. The direction of X in the figure does the utility model discloses structure schematic's upper end, the direction of Y in the figure does the utility model discloses structure schematic's right-hand member. The resistance welding machine with the cooling function comprises a control device 1, a power device 2, a moving device 3, an upper clamping device 4, an upper welding head 5, a lower clamping device 6 and a lower welding head 7.

The control device 1 controls the power output of the power plant 2. Preferably, the control device 1 is a solenoid valve. The resistance welding machine with the cooling function further comprises a base 8, a support 9 and a workbench 10. The bracket 9 is mounted on the upper end of the base 8. The lower end of the bracket 9 is connected with the upper surface of the base 8. The bracket 9 is fixedly connected with the base 8. A table 10 is mounted on the upper end of the base 8. The lower end of the table 10 is connected to the upper surface of the base 8. The worktable 10 is fixedly connected with the base 8. The bracket 9 is located at the front end of the table 10. The support 9 is a hollow structure. The workbench 10 is used for installing workpieces, and is convenient for a resistance welding machine with a cooling function to process. The control device 1 is mounted on the upper end of the bracket 9. The control device 1 is connected with the power device 2.

The control device 1 is an electromagnetic valve. Solenoid valves are industrial devices that are controlled electromagnetically, and are automated components used to control fluids. Solenoid valves are used in control systems to regulate the direction, flow, velocity and other parameters of a medium. The selection of the type of solenoid valve is well known and can be selected by a person skilled in the art according to the working conditions of the device, for example, 4v 210-08.

Fig. 3 is a schematic side view of fig. 1 at a. As shown in fig. 1 and 3, the power device 2 drives the moving device 3 to move. The power plant 2 comprises a power shaft 21 and a stabilizer 22. The power unit 2 is mounted on the upper end of the bracket 9. Preferably, the power unit 2 is a cylinder. The power shaft 21 is connected to the power unit 2. The power shaft 21 is mounted to the lower end of the power unit 2. The upper end of the power shaft 21 is connected to the lower end of the power unit 2. The stabilizer 22 is connected to the power shaft 21. Preferably, the stabilizing device 22 is a floating joint. The upper end of the stabilizer 22 is connected to the lower end of the power shaft 21. The stabilizing device 22 is connected to the moving device 3. The lower end of the stabilizer 22 is threaded. An external thread is formed on the lower end of the outer surface of the stabilizer 22.

The floating joint is used for eliminating errors, protecting related parts, enabling equipment to run stably and prolonging the service life of the equipment. The cylinder directly pushes the moving device 3 to generate impact on the moving device 3, the resistance welding machine with the cooling function works for a long time, and the moving device 3 can be damaged. The design of the floating joint relieves the impact on the mobile device 3 and plays a role in protecting the mobile device 3. The choice of the type of floating joint is well known and can be chosen by the person skilled in the art according to the operation of the device, for example F-M4X 070F.

The power unit 2 is mounted on the upper end of the moving unit 3. The lower end of the power device 2 is connected with the upper end of the moving device 3. The moving device 3 drives the upper clamping device 4 to move. The moving device 3 includes a guide rail 31, a slider 32, and a moving block 33. The moving means 3 is connected to the support 9. The moving device 3 is mounted on the upper end of the rear surface of the stand 9. The rear surface of the moving device 3 is attached to the upper end of the rear surface of the holder 9. The guide rail 31 is fixedly installed in the moving device 3. The guide rail 31 is slidably connected to the slider 32. The rear end of the guide rail 31 is fitted into the front end of the slider 32. The slider 32 moves up and down along the guide rail 31.

The moving block 33 is fixedly connected with the slide block 32. The front end of the moving block 33 is connected to the rear end of the slider 32. The front surface of the moving block 33 is in contact with the rear surface of the slider 32. The upper end of the moving block 33 is provided with a threaded hole. A threaded hole is formed in the upper surface of the moving block 33. The lower end of the stabilizer 22 is screwed into the threaded hole. The power unit 2 pushes the moving block 33 to move up and down along the guide rail 31.

Fig. 2 is a schematic structural diagram of the present invention. As shown in fig. 1 and 2, the upper clamp device 4 is mounted to the lower end of the moving device 3. The upper clamping device 4 clamps the upper welding head 5. The upper clamp device 4 includes an upper connecting band 41, an upper clamp plate 42, and an upper rotary clamp column 43. The upper connecting band 41 is connected to the upper clamping plate 42. Preferably, the upper connecting strip 41 is a copper strip. The rear end of the upper connecting band 41 is connected to the upper clamping plate 42. The front end of the upper connection strap 41 is connected to the transformer.

The upper connecting band 41 is a copper band. Because the copper has good conductivity, the copper strip can well transmit current. The upper connection strap 41 is connected to the transformer. The transformer can control the current and the current of the upper welding head 5, thereby controlling the spot welding.

The upper clamp plate 42 clamps the upper rotary clamp column 43. The upper end of the upper clamping plate 42 is connected with the lower end of the moving device 3. The upper holding plate 42 is connected to the moving block 33. An insulating plate is installed between the upper end of the upper clamping plate 42 and the lower end of the moving block 33. The upper rotating clamp post 43 is rotated at an angle along the axis.

When the workpiece is spot-welded, the upper welding head 5 needs to be moved to the welding spot. The moving means 3 serve this purpose. The moving device 3 pushes the upper clamping device 4 to drive the upper welding head 5 to move to the welding spot. Sometimes there are deviations in the movement of the upper welding head 5, and in order to avoid these deviations, the upper rotary clamping cylinder 43 is rotated through a certain angle along the axis. The upper horn 5 will rotate through an angle of travel and the upper horn 5 will rotate to the weld point. The design ensures the welding precision of the welding head.

The upper horn 5 includes an upper horn cooling device 51. The upper welding head 5 is of a hollow structure. An upper horn cooling device 51 is mounted to the upper end of the upper horn 5. The interior of the upper horn cooling device 51 communicates with the interior of the upper horn 5. The lower end of the upper horn cooling device 51 is connected to the upper end of the upper horn 5. The outer surface of the upper welding head cooling device 51 is provided with a first water inlet and a first water outlet. The first water inlet and the first water outlet are connected with the water tank. The upper welding head 5 passes through the upper rotary clamping column 43. The lower end of the upper horn 5 passes through the outer surface of the upper rotating clamp column 43.

When spot-welding a workpiece, a current is passed through the upper welding head 5 to spot-weld the workpiece. At this time, the temperature of upper horn 5 is too high, which requires cooling of upper horn 5. The upper horn cooling device 51 serves to cool the upper horn 5. The first water inlet and the first water outlet are arranged, so that the upper welding head 5 can be continuously cooled.

The lower clamping device 6 clamps the lower welding head 7. The lower clamping device 6 is fixedly arranged at the lower end of the resistance welding machine with the cooling function. The lower clamping device 6 is mounted to the lower end of the upper clamping device 4. The lower clamping device 6 comprises a lower connecting band 61, a lower clamping plate 62 and a lower rotary clamping column 63. The lower connecting band 61 is connected to the lower clamping plate 62. Preferably, the lower connecting strip 61 is a copper strip. The rear end of the lower connecting band 61 is connected to the lower clamping plate 62. The front end of the lower connection strap 61 is connected to the transformer.

The lower connecting band 61 is a copper band. Because the copper has good conductivity, the copper strip can well transmit current. The lower connecting strap 61 is connected to the transformer. The transformer can control the current and the current of the lower welding head 7, thereby controlling the spot welding.

The lower clamping plate 62 clamps the lower rotating clamping post 63. The lower end of the lower clamping plate 62 is connected with the upper end of the base 8. An insulating plate is arranged between the lower end of the lower clamping plate 62 and the upper end of the base 8. The lower rotary gripping cylinder 63 is rotated along the axis by a certain angle.

In spot welding of a workpiece, the lower horn 7 may be misaligned, and in order to avoid the misalignment, the lower rotary clamp column 63 is rotated by a certain angle along the axis. The lower horn 7 will rotate through an angle of travel and the lower horn 7 will rotate to the weld point. The design ensures the welding precision of the welding head.

The lower horn 7 comprises a lower horn cooling device. The lower welding head 7 is of a hollow structure. The lower horn cooling device is mounted at the lower end of the lower horn 7. The interior of the lower horn cooling device communicates with the interior of the lower horn 7. The upper end of the lower welding head cooling device is connected with the lower end of the lower welding head 7. And a second water inlet and a second water outlet are formed in the outer surface of the lower welding head cooling device. The second water inlet and the second water outlet are connected with the water tank. The lower horn 7 passes through the lower rotating clamp column 63. The upper end of the lower horn 7 passes through the outer surface of the lower rotating clamp column 63.

When spot welding a workpiece, a current is passed through the lower welding head 7 to spot weld the workpiece. At this time, the temperature of the lower horn 7 is too high, which requires cooling of the lower horn 7. The lower weld head cooling device has the function of cooling the lower weld head 7. The second water inlet and the second water outlet are arranged, so that the lower welding head 7 can be continuously cooled.

In the present embodiment, the control device 1 described is a solenoid valve, but is not limited to this, and may be another control device within a range capable of functioning.

In the present embodiment, the power unit 2 is described as a cylinder, but the present invention is not limited thereto, and may be another power unit within a range capable of functioning.

In the present embodiment, the stabilizer 22 is described as a floating joint, but the present invention is not limited thereto, and may be another stabilizer within a range capable of functioning.

In the present embodiment, the upper connecting tape 41 is described as a copper tape, but the upper connecting tape is not limited thereto, and may be other connecting tapes within a range capable of performing its function.

In the present embodiment, the lower connecting tape 61 is described as a copper tape, but the lower connecting tape is not limited thereto, and may be other connecting tapes within a range capable of performing its function.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.

Claims

1. The utility model provides a take cooling function's resistance welding machine which characterized in that: comprises a control device (1), a power device (2), a moving device (3), an upper clamping device (4), an upper welding head (5), a lower clamping device (6) and a lower welding head (7); the control device (1) controls the output power of the power device (2); the power device (2) drives the moving device (3) to move; the moving device (3) drives the upper clamping device (4) to move; the upper clamping device (4) clamps the upper welding head (5); the lower clamping device (6) is fixedly arranged at the lower end of the resistance welding machine with the cooling function; the lower clamping device (6) clamps the lower welding head (7).

2. The electric resistance welder with a cooling function according to claim 1, characterized in that: the control device (1) is an electromagnetic valve.

3. The electric resistance welder with a cooling function according to claim 1, characterized in that: the power device (2) comprises a power shaft (21) and a stabilizing device (22); the power device (2) drives the power shaft (21); the stabilizing device (22) is connected with the power shaft (21); the stabilizing device (22) is connected to the moving device (3).

4. The electric resistance welder with cooling function of claim 3, characterized in that: the power device (2) is a cylinder; the stabilizing device (22) is a floating joint.

5. The electric resistance welder with a cooling function according to claim 1, characterized in that: the power plant (2) comprises a stabilizing device (22); the moving device (3) comprises a guide rail (31), a sliding block (32) and a moving block (33); the guide rail (31) is connected with the sliding block (32) in a sliding manner; the moving block (33) is fixedly connected with the sliding block (32); the stabilizing device (22) is screwed into the moving block (33).

6. The electric resistance welder with a cooling function according to claim 1, characterized in that: the moving device (3) comprises a moving block (33); the upper clamping device (4) comprises an upper connecting belt (41), an upper clamping plate (42) and an upper rotary clamping column (43); the upper connecting belt (41) is connected with the upper clamping plate (42); the upper clamping plate (42) clamps the upper rotary clamping column (43); the upper rotating clamp post (43) is rotatable along an axis.

7. The electric resistance welder with a cooling function according to claim 1, characterized in that: the upper clamping device (4) comprises an upper rotary clamping column (43); the upper welding head (5) comprises an upper welding head cooling device (51); the upper welding head (5) is of a hollow structure; the interior of the upper welding head cooling device (51) is communicated with the interior of the upper welding head (5); the upper welding head (5) passes through the upper rotary clamping column (43).

8. The electric resistance welder with a cooling function according to claim 1, characterized in that: the lower clamping device (6) comprises a lower connecting belt (61), a lower clamping plate (62) and a lower rotary clamping column (63); the lower connecting belt (61) is connected with the lower clamping plate (62); the lower clamping plate (62) clamps the lower rotary clamping column (63); the lower rotating clamp post (63) is rotatable along an axis.

9. The electric resistance welder with a cooling function according to claim 1, characterized in that: the lower clamping device (6) comprises a lower rotary clamping column (63); the lower welding head (7) comprises a lower welding head cooling device; the lower welding head (7) is of a hollow structure; the interior of the lower welding head cooling device is communicated with the interior of the lower welding head (7); the lower welding head (7) passes through the lower rotary clamping column (63).