Plasma arc welding machine for metal blocks of sludge cleaning machine

Abstract

The invention discloses a sludge cleaning machine metal block plasma arc welding machine, and particularly relates to the technical field of welding, the sludge cleaning machine metal block plasma arc welding machine comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a second supporting leg, one side of the second supporting leg is fixedly connected with a motor, and one end of the motor extends to be provided with a motor shaft; one end of a motor shaft is fixedly connected with a rotating disc, one end of the rotating disc is fixedly connected with a hollow poke rod, the hollow poke rod is eccentrically arranged, the upper end of the bottom plate is fixedly connected with a fixing frame, a movable frame is slidably connected into the fixing frame, a rail groove is formed in the movable frame, and the hollow poke rod is slidably connected with the rail groove; according to the device, automatic feeding, assembling, welding and discharging of the device are completed, and the problems that according to an existing device, workpieces need to be manually assembled firstly and then welded, the positions of the workpieces need to be adjusted in the welding process to ensure that the welding positions are correct, and consequently a large amount of manpower is needed or a high-precision mechanical arm is needed are solved.

Description

Technical Field

[0001] The present invention relates to the field of welding technology, and more particularly to a plasma arc welding machine for metal blocks of a sludge cleaning machine. Background Art

[0002] During the use of the metal block of the sludge cleaning machine, due to different usage requirements, the outer layer of the metal block needs to consider wear resistance and corrosion resistance, and the inner layer needs to consider strength. In order to meet the above functions at the same time, welding and assembly are required. The existing welding device requires manual assembly of the workpiece first, and then welding. During the welding process, the position of the workpiece must also be adjusted to ensure the correct welding position, resulting in the need for a large amount of manpower or the need for high-precision robotic arms. Summary of the Invention

[0003] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides a sludge cleaning machine metal block plasma arc welding machine. The technical problem to be solved by the present invention is that the existing welding device requires manual assembly of the workpiece before welding, and the position of the workpiece must be adjusted during the welding process to ensure that the welding position is correct, resulting in the need for a large amount of manpower or the need for a high-precision robotic arm.

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: a sludge cleaning machine metal block plasma arc welding machine, comprising a base plate, the upper end of the base plate is fixedly connected to a second supporting leg, one side of the second supporting leg is fixedly connected to a motor, one end of the motor is extended to provide a motor shaft, one end of the motor shaft is fixedly connected to a turntable, one end of the turntable is fixedly connected to a hollow toggle rod, and the hollow toggle rod is eccentrically arranged, the upper end of the base plate is fixedly connected to a fixed frame, a movable frame is slidably connected to the fixed frame, a track groove is provided on the movable frame, and the hollow toggle rod is slidably connected to the track groove, a sliding groove is provided in the movable frame, a push block is slidably connected in the sliding groove, a first spring is fixedly connected between the push block and the sliding groove, two groups of extension bars are fixedly connected to one side of the movable frame, a rack is slidably connected to the bottom of the base plate, a plasma arc welding gun is fixedly connected to one side of the turntable, and the welding gun head of the plasma arc welding gun is located in the hollow toggle rod.

[0005] In a preferred embodiment, the lower end of the rack is fixedly connected to an extension plate, a second spring is fixedly connected between the extension plate and the base plate, the lower end of the base plate is fixedly connected to a fixed rod, one side of the fixed rod is rotatably connected to a half gear, and the half gear is engaged with the rack, one side of the half gear is rotatably connected to a revolving door, one side of the revolving door is rotatably connected to an arc rod, and the arc rod is rotatably connected to the fixed rod.

[0006] In a preferred embodiment, four groups of first supporting legs are fixedly connected to the lower end of the base plate, a blanking hole is provided on the base plate, and the blanking hole is located directly above the revolving door, and two groups of fixing holes are provided on the fixing frame.

[0007] In a preferred embodiment, the upper end of the movable frame is fixedly connected to a blanking frame, a first blanking port is provided on the blanking frame, and the first blanking port is located above the extension bar, and the first blanking port is staggered with the blanking hole, multiple groups of first workpieces are placed in the first blanking port, and a second blanking port is provided on the blanking frame, and multiple groups of second workpieces are placed in the second blanking port.

[0008] In a preferred embodiment, an arc-shaped protrusion is fixedly connected to one side of the first workpiece, an arc-shaped groove is provided on one side of the second workpiece, and the arc-shaped protrusion is adapted to the arc-shaped groove, and the curvature of the arc-shaped groove is adapted to the motion trajectory of the hollow toggle rod, and an elastic plate is fixedly connected to the inner wall of the second workpiece, and multiple groups of third springs are fixedly connected between the elastic plate and the second workpiece.

[0009] Technical effects and advantages of the present invention:

[0010] 1. The first and second workpieces located at the bottom of the first and second blanking ports fall onto the bottom plate, and the motor can drive the turntable to rotate clockwise through the motor shaft ( Figure 1 The viewing angle shown, Figure 6 In the process of the hollow toggle rod moving from point e to point f, the plasma arc welding gun is started to weld the arc groove. In the process of the hollow toggle rod moving from point f to point c, the rotating door flips ninety degrees, and the welded first and second workpieces fall out of the blanking hole, completing the automatic loading, assembly, welding and blanking of the device, which solves the problem that the existing device needs to manually assemble the workpieces first and then weld them. During the welding process, the position of the workpieces must be adjusted to ensure the correct welding position, resulting in the need for a large amount of manpower or the need for high-precision robotic arms. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a perspective view of the present invention.

[0012] Figure 2 It is a three-dimensional diagram of the first part of the present invention.

[0013] Figure 3 It is a perspective view of the second part of the present invention.

[0014] Figure 4 It is a three-dimensional diagram of the third part of the present invention.

[0015] Figure 5 for Figure 4 A magnified view of middle A;

[0016] Figure 6 is a three-dimensional diagram of the turntable of the present invention;

[0017] Figure 7 A perspective view of a first workpiece and a second workpiece of the present invention;

[0018] Figure 8 2 is a cross-sectional view of the first workpiece and the second workpiece of the present invention.

[0019] The accompanying drawings are marked as follows: 1. first supporting leg; 2. bottom plate; 3. movable frame; 4. fixing frame; 5. fixing hole; 6. blanking frame; 7. first blanking port; 8. second blanking port; 9. second supporting leg; 10. motor; 11. turntable; 12. rack; 13. first spring; 14. push block; 15. first workpiece; 16. second workpiece; 17. extension bar; 18. track groove; 19. hollow toggle rod; 20. blanking port; 21. revolving door; 22. fixing rod; 23. extension plate; 24. second spring; 25. half gear; 26. arc rod; 27. sliding groove; 28. arc protrusion; 29. arc groove; 30. elastic plate; 31. third spring; 32. plasma arc welding gun. DETAILED DESCRIPTION

[0020] Depend on Figures 1-8 The present invention provides a sludge cleaning machine metal block plasma arc welding machine, including a base plate 2, the upper end of the base plate 2 is fixedly connected to a second support leg 9, one side of the second support leg 9 is fixedly connected to a motor 10, one end of the motor 10 is provided with a motor shaft, one end of the motor shaft is fixedly connected to a turntable 11, one end of the turntable 11 is fixedly connected to a hollow toggle rod 19, and the hollow toggle rod 19 is eccentrically arranged, the upper end of the base plate 2 is fixedly connected to a fixed frame 4, the fixed frame 4 is slidably connected to a movable frame 3, and the movable frame 3 is provided with a track groove 18 , and the hollow toggle rod 19 is slidably connected to the track groove 18, a sliding groove 27 is provided in the movable frame 3, a push block 14 is slidably connected in the sliding groove 27, a first spring 13 is fixedly connected between the push block 14 and the sliding groove 27, one side of the movable frame 3 is fixedly connected to two groups of extension bars 17, the bottom of the bottom plate 2 is slidably connected to the rack 12, one side of the turntable 11 is fixedly connected to a plasma arc welding gun 32, and the welding gun head of the plasma arc welding gun 32 is located in the hollow toggle rod 19; the motor 10 can drive the turntable 11 to rotate clockwise through the motor shaft ( Figure 1 The perspective shown, i.e. Figure 6The hollow toggle rod 19 drives the movable frame 3 to move left and right. During the process of the hollow toggle rod 19 moving from point e to point f, the plasma arc welding gun 32 is started to weld the arc groove 29.

[0021] The lower end of the rack 12 is fixedly connected to an extension plate 23, and a second spring 24 is fixedly connected between the extension plate 23 and the bottom plate 2. The lower end of the bottom plate 2 is fixedly connected to a fixed rod 22, and one side of the fixed rod 22 is rotatably connected to a half gear 25, and the half gear 25 is meshed with the rack 12. One side of the half gear 25 is rotatably connected to the revolving door 21, and one side of the revolving door 21 is rotatably connected to an arc rod 26, and the arc rod 26 is rotatably connected to the fixed rod 22; the lower end of the bottom plate 2 is fixedly connected to four groups of first supporting legs 1, and a blanking hole 20 is provided on the bottom plate 2, and the blanking hole 20 is located just above the revolving door 21, and two groups of fixing holes 5 are provided on the fixing frame 4; in the process of the hollow toggle rod 19 moving from point f to point c, the hollow toggle rod 19 will press down the rack 12, and at this time the rack 12 moves downward to drive the half gear 25 to rotate counterclockwise ( Figure 4 and Figure 5 As shown in the perspective), the rotating door 21 is driven to rotate. At this time, the rotating door 21 is turned over ninety degrees, and the welded first workpiece 15 and the second workpiece 16 are leaked from the blanking hole 20.

[0022] The upper end of the movable frame 3 is fixedly connected to a blanking frame 6, which is provided with a first blanking opening 7, and the first blanking opening 7 is located above the extension bar 17, and the first blanking opening 7 is offset from the blanking hole 20, and multiple groups of first workpieces 15 are placed in the first blanking opening 7, and the blanking frame 6 is provided with a second blanking opening 8, and multiple groups of second workpieces 16 are placed in the second blanking opening 8;

[0023] One side of the first workpiece 15 is fixedly connected with an arc-shaped protrusion 28, and one side of the second workpiece 16 is provided with an arc-shaped groove 29, and the arc-shaped protrusion 28 is adapted to the arc-shaped groove 29, and the curvature of the arc-shaped groove 29 is adapted to the movement trajectory of the hollow toggle rod 19, and the inner wall of the second workpiece 16 is fixedly connected with an elastic plate 30, and multiple groups of third springs 31 are fixedly connected between the elastic plate 30 and the second workpiece 16; in the process of the hollow toggle rod 19 moving from point d to point a, the extension bar 17 first pushes the second workpiece 16, and the second workpiece 16 will fall onto the rotating door 21 below the blanking hole 20. At this time, the extension bar 17 will move to the top of the second workpiece 16 due to the descent of the second workpiece 16, and the push block 14 will push the first workpiece 15, so that the first workpiece 15 is inserted into the second workpiece 16 above the rotating door 21 that has fallen into the blanking hole 20 (at this time, the rack 12 has not been pressed by the hollow toggle rod 19, and the rotating door 21 will not rotate).

[0024] During operation, multiple groups of first workpieces 15 are added to the first blanking port 7, and multiple groups of second workpieces 16 are added to the second blanking port 8. In the initial state, the hollow toggle rod 19 is located at point d. At this time, the push block 14 is separated from the bottom of the first blanking port 7, and the extension bar 17 is separated from the bottom of the second blanking port 8. A group of first workpieces 15 and a group of second workpieces 16 fall onto the bottom plate 2. The motor 10 is started and the turntable 11 rotates clockwise through the motor shaft ( Figure 1 The viewing angle shown, Figure 7 The hollow toggle rod 19 drives the movable frame 3 to move left and right;

[0025] When the hollow toggle rod 19 moves from point d to point a, the extension bar 17 first pushes the second workpiece 16, and the second workpiece 16 falls onto the rotating door 21 below the blanking hole 20. At this time, the extension bar 17 moves above the second workpiece 16 due to the falling of the second workpiece 16, and the push block 14 pushes the first workpiece 15, so that the first workpiece 15 is inserted into the second workpiece 16 above the rotating door 21 that has fallen into the blanking hole 20;

[0026] When the hollow toggle rod 19 moves from point a to point e, the first workpiece 15 contacts the elastic plate 30. Under the elastic force of the third spring 31, the elastic plate 30 pushes the arc-shaped protrusion 28 on the first workpiece 15 into the arc-shaped groove 29.

[0027] During the process of the hollow toggle rod 19 moving from point e to point f, the plasma arc welding gun 32 is started to weld the arc groove 29 .

[0028] When the hollow toggle rod 19 moves from point f to point c, the hollow toggle rod 19 presses down the rack 12. At this time, the rack 12 moves downward and drives the half gear 25 to rotate counterclockwise ( Figure 4 and Figure 5 As shown in the perspective), the rotating door 21 is driven to rotate. At this time, the rotating door 21 is turned over ninety degrees, and the welded first workpiece 15 and the second workpiece 16 are leaked from the blanking hole 20.

[0029] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A plasma arc welding machine for metal blocks of a sludge cleaning machine, comprising a bottom plate (2), characterized in that: The upper end of the base plate (2) is fixedly connected to a second supporting leg (9), one side of the second supporting leg (9) is fixedly connected to a motor (10), one end of the motor (10) is provided with a motor shaft, one end of the motor shaft is fixedly connected to a turntable (11), one end of the turntable (11) is fixedly connected to a hollow toggle rod (19), and the hollow toggle rod (19) is eccentrically arranged, the upper end of the base plate (2) is fixedly connected to a fixed frame (4), a movable frame (3) is slidably connected in the fixed frame (4), a track groove (18) is provided on the movable frame (3), and the hollow The toggle rod (19) is slidably connected to the track groove (18); a sliding groove (27) is provided in the movable frame (3); a push block (14) is slidably connected in the sliding groove (27); a first spring (13) is fixedly connected between the push block (14) and the sliding groove (27); two groups of extension bars (17) are fixedly connected to one side of the movable frame (3); a rack (12) is slidably connected to the bottom of the base plate (2); a plasma arc welding gun (32) is fixedly connected to one side of the turntable (11), and a welding gun head of the plasma arc welding gun (32) is located in the hollow toggle rod (19).

2. The plasma arc welding machine for metal blocks of a sludge cleaning machine according to claim 1, characterized in that: The lower end of the rack (12) is fixedly connected to an extension plate (23), a second spring (24) is fixedly connected between the extension plate (23) and the bottom plate (2), the lower end of the bottom plate (2) is fixedly connected to a fixed rod (22), one side of the fixed rod (22) is rotatably connected to a half gear (25), and the half gear (25) is engaged with the rack (12), one side of the half gear (25) is rotatably connected to a revolving door (21), one side of the revolving door (21) is rotatably connected to an arc rod (26), and the arc rod (26) is rotatably connected to the fixed rod (22).

3. The plasma arc welding machine for metal blocks of a sludge cleaning machine according to claim 2, characterized in that: Four groups of first supporting legs (1) are fixedly connected to the lower end of the bottom plate (2), a blanking hole (20) is provided on the bottom plate (2), and the blanking hole (20) is located directly above the revolving door (21), and two groups of fixing holes (5) are provided on the fixing frame (4).

4. The plasma arc welding machine for metal blocks of a sludge cleaning machine according to claim 3, characterized in that: The upper end of the movable frame (3) is fixedly connected to a blanking frame (6), a first blanking opening (7) is provided on the blanking frame (6), and the first blanking opening (7) is located above the extension bar (17), and the first blanking opening (7) is offset from the blanking hole (20), a plurality of first workpieces (15) are placed in the first blanking opening (7), a second blanking opening (8) is provided on the blanking frame (6), and a plurality of second workpieces (16) are placed in the second blanking opening (8).

5. The plasma arc welding machine for metal blocks of a sludge cleaning machine according to claim 4, characterized in that: One side of the first workpiece (15) is fixedly connected to an arc-shaped protrusion (28), one side of the second workpiece (16) is provided with an arc-shaped groove (29), and the arc-shaped protrusion (28) is adapted to the arc-shaped groove (29), and the curvature of the arc-shaped groove (29) is adapted to the motion trajectory of the hollow toggle rod (19), an elastic plate (30) is fixedly connected to the inner wall of the second workpiece (16), and a plurality of sets of third springs (31) are fixedly connected between the elastic plate (30) and the second workpiece (16).

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