Automatic rotating, clamping and welding mechanism for stator

Abstract

The utility model discloses an automatic rotary clamping and welding mechanism for stators, which relates to the technical field of stator welding and comprises a base plate, one side of the base plate is slidably connected with a support plate capable of moving up and down, and one side of the support plate is slidably connected with a mounting plate capable of moving left and right. Two third sliding rails used for supporting the mounting plate to slide are fixedly mounted on one side of the supporting plate, and the supporting seat, the chuck, the third sliding blocks, the third sliding rails, the mounting plate, the connecting seat, the welding head, the first electric push rod, the positioning plate, the displacement sensor, the first sliding blocks, the first sliding rails, the driving motor and the base plate are matched with one another; the two welding heads can move in the left-right direction and the up-down direction, the stator can rotate through cooperation of the chuck and the driving motor during welding, the inner wall and the outer wall of the stator can be conveniently and comprehensively welded through the two welding heads, and the automatic rotating welding effect on the stator is achieved; and a worker can conveniently weld the stator.

Description

Technical Field

[0001] The utility model relates to the technical field of stator welding, in particular to an automatic rotating clamp welding mechanism for a stator. Background Art

[0002] In electric machines (such as generators, motors, etc.), the stator is a fixed component. It is usually made of magnetic conductive materials (such as silicon steel sheets) and surrounds the rotor of the motor. The main function of the stator is to generate a magnetic field and achieve energy conversion through the interaction of the magnetic field with the rotor. The structural design of the stator needs to consider its stability and heat dissipation effect in the motor. Usually, the stator is made of multiple layers of silicon steel sheets to reduce eddy current losses and improve efficiency. The arrangement of the stator windings will also affect the performance of the motor. Common ones include star connection and triangle connection.

[0003] After searching, it is found that there are problems in the stator welding process in the prior art. Since the stator is generally welded manually, and in the manufacture of the flat wire motor stator, due to the large number of hairpin coils or single-sided coils, a large number of welding points are required. Manual welding one by one will seriously affect production efficiency, the work intensity is large, and it affects the workers' stator welding. Therefore, based on the above search and combined with the prior art, a stator automatic rotating clamp welding mechanism is proposed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a stator automatic rotating clamp welding mechanism to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A stator automatic rotary clamping and welding mechanism comprises a base plate, one side of the base plate is slidably connected to a support plate that can move up and down, one side of the support plate is slidably connected to a mounting plate that can move left and right, one side of the support plate is fixedly mounted with two third slide rails for supporting the mounting plate to slide, one side of the mounting plate is mounted with two third sliders, the third sliders are slidably connected to the third slide rails, a support seat is provided on the bottom surface of the mounting plate, and one side of the mounting plate is provided with a rotary clamping and welding assembly for rotary clamping and welding the stator.

[0007] Furthermore, the rotary clamping welding assembly includes a connecting seat, which is installed on one side of the mounting plate, and a positioning plate is slidably connected to one side of the mounting plate. A welding head for welding the stator is fixedly installed on one side of the connecting seat and one side of the positioning plate. Two first slide rails for sliding the positioning plate are fixedly installed on one side of the mounting plate, and two first sliders are fixedly installed on one side of the positioning plate. The first sliders are slidably connected to the positioning plate, and an electric push rod for driving the positioning plate to move is provided on one side of the mounting plate. A displacement sensor for measuring the movement of the positioning plate is fixedly installed on one side of the mounting plate, a chuck for clamping the stator is rotatably connected to the top surface of the support seat, a support frame is fixedly installed on the bottom surface of the support seat, and a driving motor for driving the chuck to rotate is installed on the bottom surface of the support frame.

[0008] Furthermore, the bottom surface of the mounting plate is provided with two second slide rails for supporting the sliding of the support seat, the bottom surface of the support seat is installed with two second sliders, the second sliders are slidably connected to the second slide rails, and the bottom surface of the base plate is provided with two electric push rods for driving the support seat to move.

[0009] Furthermore, a support block is fixedly installed on the top surface of the base plate, two bearing seats are fixedly installed on one side of the base plate, a screw rod is rotatably connected between the two bearing seats, a DC motor for driving the screw rod to rotate is provided on the top surface of the support block, a sliding seat is threadedly connected to the outer cylindrical wall surface of the screw rod, and one side of the sliding seat is fixedly connected to one side of the support plate.

[0010] Furthermore, two fourth slide rails for limiting the support plate are fixedly mounted on one side of the base plate, and two fourth sliders are mounted on one side of the support plate, and the fourth sliders are slidably connected to the fourth slide rails.

[0011] Furthermore, two support rods are fixedly mounted on one side of the base plate, and a fixing seat is fixedly mounted on the bottom surface of the support rods.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] By cooperating with the support seat, chuck, third slider, third slide rail, mounting plate, connecting seat, welding head, electric push rod 1, positioning plate, displacement sensor, first slider, first slide rail, driving motor and base plate, the two welding heads can move in the left and right and up and down directions. At the same time, the displacement sensor can also measure the movement amount of the welding head to improve the movement accuracy of the welding head. The stator can rotate with the cooperation of the chuck and the driving motor during welding, which is convenient for the two welding heads to fully weld the inner and outer walls of the stator, enhance the firmness after welding, achieve the automatic rotation welding effect of the stator, and facilitate the staff to weld the stator.

[0014] By cooperating with each other, the support seat, the second electric push rod, the second sliding block and the second sliding rail, the horizontal movement of the support seat will drive the stator to move, so that the stator cooperates with the welding of the two welding heads to improve the welding effect of the stator. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the mounting plate structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the support frame structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the support plate structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the substrate structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the support rod structure of the utility model.

[0021] In the figure: 1. base plate; 2. support plate; 3. mounting plate; 4. rotating clamp welding assembly; 5. support seat; 6. chuck; 7. support frame; 8. drive motor; 9. electric push rod 1; 10. mounting seat; 11. connecting seat; 12. welding head; 13. air intake pipe; 14. mounting block; 15. first slide rail; 16. first slider; 17. displacement sensor; 18. second slide rail; 19. second slider; 20. electric push rod 2; 21. third slide rail; 22. third slider; 23. DC motor; 24. support block; 25. bearing seat; 26. screw rod; 27. sliding seat; 28. fourth slide rail; 29. ​​fourth slider; 30. support rod; 31. fixing seat; 32. positioning plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In a typical implementation of this application, please refer to Figure 1 to Figure 5 , a stator automatic rotary clamping and welding mechanism, comprising a base plate 1, a support plate 2 that can move up and down is slidably connected to one side of the base plate 1, a mounting plate 3 that can move left and right is slidably connected to one side of the support plate 2, two third slide rails 21 for supporting the mounting plate 3 to slide are fixedly installed on one side of the support plate 2, two third sliders 22 are installed on one side of the mounting plate 3 by bolts, the third sliders 22 are slidably connected to the third slide rails 21, the mounting plate 3 moves to drive the third sliders 22 to slide left and right on the third slide rails 21, a support seat 5 is arranged on the bottom surface of the mounting plate 3, and a rotary clamping and welding assembly 4 for rotary clamping and welding the stator is arranged on one side of the mounting plate 3;

[0024] The rotary clamp welding assembly 4 includes a connecting seat 11, which is installed on one side of the mounting plate 3 by bolts. A positioning plate 32 is slidably connected to one side of the mounting plate 3. A welding head 12 for welding the stator is fixedly installed on one side of the connecting seat 11 and one side of the positioning plate 32. Two air intake pipes 13 for air intake are installed on one side of the welding head 12. The staff connects the gas to the inside of the welding head 12 through the air intake pipe 13. The welding head 12 on the connecting seat 11 can weld the inner wall of the stator, and the welding head 12 on the positioning plate 32 can weld the outer wall of the stator. Two first slide rails 15 for sliding the positioning plate 32 are fixedly installed on one side of the mounting plate 3. Two first sliders 16 are fixedly installed on one side of the positioning plate 32. The first sliders 16 are slidably connected to the positioning plate 32. An electric push rod 9 for driving the positioning plate 32 to move is provided on one side of the mounting plate 3.

[0025] A mounting seat 10 is installed on one side of the mounting plate 3 by bolts, a mounting block 14 is installed on one side of the positioning plate 32 by bolts, one side of the electric push rod 9 is fixedly connected to one side of the mounting seat 10, the telescopic shaft of the electric push rod 9 passes through the mounting seat 10 and is fixedly connected to one side of the mounting block 14, a displacement sensor 17 for measuring the movement of the positioning plate 32 is fixedly installed on one side of the mounting plate 3, one end of the movable shaft of the displacement sensor 17 is connected to one side of the positioning plate 32 by bolts, and the displacement sensor 17 can detect the movement of the positioning plate 32 and the welding head 12, so as to improve the accuracy of the welding stator of the welding head 12 on the positioning plate 32;

[0026] The mounting plate 3 moves left and right along the third slide rail 21 through the third slider 22, and the third slide rail 21 moves left and right to drive the connecting seat 11 and the welding head 12 to move left and right, so that the welding head 12 on the connecting seat 11 is moved until it contacts the inner wall of the stator according to the stator specifications. At the same time, the telescopic shaft of the mounting seat 10 moves the positioning plate 32 left and right until the welding head 12 on the positioning plate 32 abuts against the outer wall of the stator, so that the inner wall and the outer wall of the stator are welded respectively by using the two welding heads 12. The top surface of the support seat 5 is rotated and connected to The chuck 6 for clamping the stator can prevent the stator from falling during the rotation welding process. The chuck 6 does not prevent the welding head 12 from welding the stator. The bottom surface of the support seat 5 is fixedly installed with a support frame 7. The bottom surface of the support frame 7 is installed with a driving motor 8 for driving the chuck 6 to rotate. The driving shaft of the driving motor 8 rotates to drive the chuck 6 to rotate. The rotation of the chuck 6 drives the stator thereon to rotate, thereby performing rotation welding on the stator on the chuck 6. One end of the driving shaft of the driving motor 8 passes through the support seat 5 and is fixedly connected to the bottom surface of the chuck 6.

[0027] Through the above technical features, through the support seat 5, the staff places the stator on the chuck 6 on the top surface of the support seat 5, the chuck 6 can clamp the stator, the mounting plate 3 slides along the third slide rail 21 through the third slider 22, the mounting plate 3 moves left and right to drive the connecting seat 11 and the welding head 12 to move left and right until the welding head 12 on the connecting seat 11 is adjusted to contact the inner wall of the stator, the staff starts the electric push rod 19, the telescopic shaft of the electric push rod 19 moves to drive the positioning plate 32 to move, the positioning plate 32 moves left and right on the first slide rail 15 through the first slider 16 to drive the welding head 12 to move left and right until the welding head 12 contacts the outer wall of the stator, in this process, the movement of the positioning plate 32 also causes the movable axis of the displacement sensor 17 to move, thereby measuring The movement amount of the welding head 12 on the positioning plate 32 is measured. The two welding heads 12 can weld the inner wall and the outer wall of the stator to improve the firmness of the welded stator, and the displacement sensor 17 can improve the welding accuracy of the welding head 12. During the welding process of the two welding heads 12, the driving shaft of the driving motor 8 rotates to drive the chuck 6 to rotate, and the rotation of the chuck 6 drives the stator to rotate, so that the two welding heads 12 can weld the inner wall and the outer wall of the stator. At the same time, the support plate 2 moves up and down along the base plate 1 to drive the mounting plate 3 to move up and down. The mounting plate 3 moves up and down to make the two welding heads 12 move up and down. The two welding heads 12 move up and down to weld stators of different heights, which improves the adaptability of stators of different specifications and realizes automatic welding of stators.

[0028] During this process, the two welding heads 12 can move in the left and right and up and down directions. At the same time, the displacement sensor 17 can also measure the movement amount of the welding head 12, thereby improving the movement accuracy of the welding head 12, thereby improving the welding accuracy of the welding head 12 on the stator. The stator can be rotated by the cooperation of the chuck 6 and the drive motor 8 during welding, which is convenient for the two welding heads 12 to fully weld the inner and outer walls of the stator, strengthen the firmness after welding, achieve the automatic rotation welding effect of the stator, and facilitate the staff to weld the stator;

[0029] The bottom surface of the mounting plate 3 is provided with two second slide rails 18 for supporting the sliding of the support seat 5, and the top surface of the second slide rails 18 is provided with round holes for fixing the second slide rails 18. The bottom surface of the support seat 5 is provided with two second sliders 19 by bolts, and the second sliders 19 are slidably connected with the second slide rails 18. The bottom surface of the base plate 1 is provided with an electric push rod 20 for driving the support seat 5 to move. The telescopic shaft of the electric push rod 20 moves to drive the support seat 5 to move along the second slide rail 18 through the second slider 19. The movement of the support seat 5 drives the chuck 6 and the stator to move horizontally, and one end of the telescopic shaft of the electric push rod 20 is fixedly connected to one side of the support seat 5;

[0030] Through the set support seat 5, the staff places the stator on the top surface of the chuck 6 on the support seat 5, and the staff starts the electric push rod 20. The movement of the telescopic shaft of the electric push rod 20 drives the support seat 5 to move. The movement of the support seat 5 drives the second slider 19 to move along the second slide rail 18. The second slider 19 and the second slide rail 18 can limit the movement of the support seat 5. The movement of the support seat 5 in the horizontal direction will drive the stator to move, so that the stator can cooperate with the welding of the two welding heads 12 to improve the welding effect of the stator.

[0031] As a preferred implementation in this embodiment, please refer to Figure 1 to Figure 6 A support block 24 is fixedly installed on the top surface of the substrate 1, and two bearing seats 25 are fixedly installed on one side of the substrate 1. A screw rod 26 is rotatably connected between the two bearing seats 25, and the bearing seat 25 can support the screw rod 26. A DC motor 23 for driving the screw rod 26 to rotate is arranged on the top surface of the support block 24. A sliding seat 27 is threadedly connected to the outer cylindrical wall surface of the screw rod 26. One side of the sliding seat 27 is fixedly connected to one side of the support plate 2. The rotation of the driving shaft of the DC motor 23 drives the screw rod 26 to rotate, and the rotation of the screw rod 26 drives the sliding seat 27 to move. The movement of the sliding seat 27 drives the support plate 2 to move up and down. The up and down movement of the support plate 2 drives the mounting plate 3 to move up and down. The up and down movement of the mounting plate 3 drives the welding head 12 on the mounting plate 3 to move up and down, so as to weld stators of different heights. One end of the driving shaft of the DC motor 23 passes through the support block 24 and is connected to the top of the screw rod 26 through a coupling.

[0032] The DC motor 23 is set, and the driving shaft of the DC motor 23 rotates to drive the screw rod 26 to rotate. The screw rod 26 rotates between the two bearing seats 25. The bearing seats 25 can support the rotation of the screw rod 26. The screw rod 26 rotates so that the bearing seat 25 moves up and down along the screw rod 26. The up and down movement of the screw rod 26 drives the support plate 2 to move up and down. The up and down movement of the support plate 2 drives the mounting plate 3 and the two welding heads 12 to move up and down, so that the welding heads 12 are used to weld stators of different heights.

[0033] Two fourth slide rails 28 for limiting the support plate 2 are fixedly installed on one side of the base plate 1, and two fourth sliders 29 are installed on one side of the support plate 2 by bolts, and the fourth sliders 29 are slidably connected with the fourth slide rails 28;

[0034] By setting the support plate 2, the movement of the support plate 2 drives the fourth slider 29 to move along the fourth slide rail 28 on the base plate 1. The fourth slide rail 28 and the fourth slider 29 can limit the movement of the support plate 2, thereby achieving a limiting effect on the support plate 2.

[0035] Two support rods 30 are fixedly installed on one side of the substrate 1, and a fixing seat 31 is fixedly installed on the bottom surface of the support rod 30. Through the set substrate 1, the staff places the substrate 1 on the workbench, and the staff puts the bolts into the round holes on the support rod 30 to install the substrate 1 on the workbench.

[0036] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A stator automatic rotating clamp welding mechanism, comprising, characterized in that: A base plate (1), one side of the base plate (1) is slidably connected to a support plate (2) that can move up and down, one side of the support plate (2) is slidably connected to a mounting plate (3) that can move left and right, one side of the support plate (2) is fixedly mounted with two third slide rails (21) for supporting the mounting plate (3) to slide, one side of the mounting plate (3) is mounted with two third sliders (22), the third sliders (22) are slidably connected to the third slide rails (21), a support seat (5) is arranged on the bottom surface of the mounting plate (3), and one side of the mounting plate (3) is arranged with a rotary clamping assembly (4) for rotary clamping the stator.

2. The stator automatic rotating clamping and welding mechanism according to claim 1 is characterized in that: The rotary clamp welding assembly (4) comprises a connection seat (11), the connection seat (11) being mounted on one side of the mounting plate (3), the one side of the mounting plate (3) being slidably connected to a positioning plate (32), one side of the connection seat (11) and one side of the positioning plate (32) being fixedly mounted with welding heads (12) for welding the stator, one side of the mounting plate (3) being fixedly mounted with two first slide rails (15) for allowing the positioning plate (32) to slide, and one side of the positioning plate (32) being fixedly mounted with two first slide blocks (16), the first slide blocks being The block (16) is slidably connected to the positioning plate (32); an electric push rod (9) for driving the positioning plate (32) to move is provided on one side of the mounting plate (3); a displacement sensor (17) for measuring the movement amount of the positioning plate (32) is fixedly installed on one side of the mounting plate (3); a chuck (6) for clamping the stator is rotatably connected to the top surface of the support seat (5); a support frame (7) is fixedly installed on the bottom surface of the support seat (5); and a driving motor (8) for driving the chuck (6) to rotate is installed on the bottom surface of the support frame (7).

3. The stator automatic rotating clamping and welding mechanism according to claim 2 is characterized in that: The bottom surface of the mounting plate (3) is provided with two second slide rails (18) for supporting the sliding of the support seat (5), the bottom surface of the support seat (5) is provided with two second sliders (19), the second sliders (19) are slidably connected to the second slide rails (18), and the bottom surface of the base plate (1) is provided with two electric push rods (20) for driving the support seat (5) to move.

4. The stator automatic rotating clamping and welding mechanism according to claim 2 is characterized in that: A support block (24) is fixedly mounted on the top surface of the base plate (1); two bearing seats (25) are fixedly mounted on one side of the base plate (1); a screw rod (26) is rotatably connected between the two bearing seats (25); a DC motor (23) for driving the screw rod (26) to rotate is disposed on the top surface of the support block (24); a sliding seat (27) is threadedly connected to the outer cylindrical wall surface of the screw rod (26); and one side of the sliding seat (27) is fixedly connected to one side of the support plate (2).

5. The stator automatic rotating clamping and welding mechanism according to claim 4 is characterized in that: Two fourth slide rails (28) for limiting the position of the support plate (2) are fixedly mounted on one side of the base plate (1), and two fourth sliders (29) are mounted on one side of the support plate (2), wherein the fourth sliders (29) are slidably connected to the fourth slide rails (28).

6. The stator automatic rotating clamping and welding mechanism according to claim 1 is characterized in that: Two support rods (30) are fixedly mounted on one side of the base plate (1), and a fixing seat (31) is fixedly mounted on the bottom surface of the support rod (30).

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