Plasma arc welding machine for port conveyor fixing piece

Abstract

The invention discloses a plasma arc welding machine for port conveyor fixing parts, and particularly relates to the field of plasma arc welding. Comprising a fixing plate, the upper end of the fixing plate is rotationally connected with a rotating frame, the outer surface of the rotating frame is rotationally connected with a first rotating disc, a groove is formed in the upper end of the first rotating disc, multiple sets of hexagonal holes are evenly formed in the cylindrical outer surface of the first rotating disc, and one side of the inner wall of each set of hexagonal hole is fixedly connected with a magnet with a hole; a circular hole is formed in one side of the magnet with the hole; the motor drives the main rotating shaft and the second rotating disc to rotate clockwise (with the figure 1 as the reference) through the motor shaft, on one hand, when the first workpiece at the d point slides to the tail end of the limiting grinding rail to be disengaged, the first rotating disc can rotate by one station (anticlockwise rotation with the figure 4 as the reference), and meanwhile the next set of first workpieces slide into the limiting grinding rail; therefore, the first rotating disc is driven to intermittently rotate around the rotating frame continuously (the first rotating disc rotates by one station when the main rotating shaft rotates by one circle).

Description

Technical Field

[0001] The present invention relates to the field of welding technology, and more particularly to a plasma arc welding machine for fixing parts of a port conveyor. Background Art

[0002] With the development of port machinery, port conveyors are being used more and more. The existing port conveyor fixture welding device only has a single welding function, but cannot realize the assembly of workpieces, weld grinding, rotation running-in of workpieces and automatic unloading, resulting in low work efficiency. 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 plasma arc welding machine for port conveyor fixings. The technical problem to be solved by the present invention is that the existing port conveyor fixing welding device only has a single welding function, but cannot realize the assembly of workpieces, weld grinding, rotation running-in and automatic unloading of workpieces, and the working efficiency is low.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a plasma arc welding machine for a port conveyor fixing part, comprising a fixing plate, the upper end of the fixing plate is rotatably connected to a rotating frame, the outer surface of the rotating frame is rotatably connected to a first turntable, the upper end of the first turntable is provided with a groove, the cylindrical outer surface of the first turntable is evenly provided with a plurality of groups of hexagonal holes, one side of the inner wall of each group of the hexagonal holes is fixedly connected to a magnet with a hole, one side of the magnet with a hole is provided with a circular hole, a second workpiece is inserted into each group of the hexagonal holes, the outer side of the second workpiece is sleeved with the first workpiece, and the first workpiece includes two A set of half-buckle components, two sets of half-buckle components are pre-fixed by spot welding, one side of each set of half-buckle components is provided with a driven helical tooth, a motor shaft is extended to one side of the motor, one end of the motor shaft is fixedly connected to the main rotating shaft, the cylindrical outer surface of the main rotating shaft is fixedly connected to a limiting wheel, a limiting grinding track is provided on the limiting wheel, and the limiting wheel is adapted to the first workpiece, a side of the limiting wheel close to the motor is fixedly connected to a notched helical tooth block, and the notched helical tooth block is adapted to the driven helical tooth, one end of the main rotating shaft is fixedly connected to a second turntable, and one side of the second turntable is fixedly connected to an inclined surface protrusion.

[0005] In a preferred embodiment, the upper end of the fixed plate is fixedly connected to a limit frame, the upper end of the limit frame is fixedly connected to a blanking frame, and multiple groups of first workpieces are placed in the blanking frame, and there are two groups of half-buckle components in the first workpiece, one side of the limit frame is fixedly connected to two groups of springs, one side of the two groups of springs is fixedly connected to the same group of push blocks, and the push blocks are slidably connected to the limit frame.

[0006] In a preferred embodiment, a cylinder is fixedly connected to the upper end of the fixed plate, a telescopic rod is extended from one end of the cylinder, an arc plate is fixedly connected to one end of the telescopic rod, two groups of plasma arc welders are fixedly connected to the arc plate, and the plasma arc welders are positioned opposite to a group of first workpieces.

[0007] In a preferred embodiment, a notch groove is provided on one side of the fixed plate, and the limiting grinding track is located in the notch groove, a plurality of groups of supporting legs are fixedly connected to the lower end of the fixed plate, and a blanking hole is provided at the upper end of the fixed plate.

[0008] In a preferred embodiment, one end of the second workpiece is a regular hexagonal column, and the other end is a truncated cone, and the inner wall of the position-limiting grinding track is provided with a grinding layer.

[0009] Technical effects and advantages of the present invention: The motor drives the main shaft and the second turntable to rotate clockwise (with Figure 1 As a reference), when the first workpiece at point d slides to the end of the limit grinding track and disengages, the first turntable can rotate one station (counterclockwise, with Figure 4 As a reference), the next group of first workpieces slides into the limited grinding track, thereby driving the first turntable to continuously rotate intermittently around the rotating frame (the first turntable rotates one station for each rotation of the main shaft). At the same time, the grinding layer in the limited grinding track can grind the weld of the first workpiece, and the notched bevel gear block can mesh with the driven bevel gear of the e-point station, so that the second workpiece and the first workpiece can be rotated and ground during rotation. The push block can be pushed by the inclined surface convex block. On the one hand, the inclined surface convex block pushes the push block to push the first workpiece that falls into the limited frame just below the blanking frame. On the one hand, the push block drives the round rod to be inserted into the circular hole of the f station through the connecting frame, and the round rod can be driven by the connecting frame to eject the workpiece processed at the f station, thereby ejecting the combination of the first workpiece and the second workpiece to realize unloading; the whole device can complete the assembly of the first workpiece and the second workpiece, the conversion of the workstations, the welding of the joint of the first workpiece, the grinding of the weld, drive the first workpiece to rotate to realize the running-in of the second workpiece and the first workpiece, and finally complete the unloading. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a first stereogram of the present invention.

[0011] Figure 2 for Figure 1 A is an enlarged view of the middle image.

[0012] Figure 3 for Figure 1 Enlarged view of B.

[0013] Figure 4 It is a top cross-sectional view of the present invention.

[0014] Figure 5 for Figure 4 Enlarged view of C in the middle.

[0015] Figure 6 It is a second stereogram of the present invention.

[0016] Figure 7 It is a three-dimensional diagram of a workbench of the present invention.

[0017] Figure 8 It is a stereoscopic view of the first workpiece and the second workpiece of the present invention.

[0018] Fig. 9 It is a three-dimensional diagram of the limiting wheel of the present invention.

[0019] The accompanying drawings are marked as follows: 1. Fixed plate; 2. First workpiece; 3. Hexagonal hole; 4. Push rod; 5. First turntable; 6. Second workpiece; 7. Rotating frame; 8. Groove; 9. Round hole; 10. Blanking frame; 11. Connecting frame; 12. Push block; 13. Spring; 14. Limiting frame; 15. Second turntable; 16. Inclined protrusion; 17. Main shaft; 18. Support leg; 19. Notched groove; 20. Motor; 21. Cylinder; 22. Telescopic rod; 23. Plasma arc welder; 24. Arc plate; 25. Limiting wheel; 26. Limiting grinding track; 27. Notched bevel gear block; 28. Driven bevel gear; 29. ​​Magnet with hole; 30. Half buckle assembly; 31. Blanking hole. DETAILED DESCRIPTION

[0020] Depend on Figure 1-9The present invention provides a plasma arc welding machine for a fixed part of a port conveyor, comprising a fixed plate 1, a rotating frame 7 is rotatably connected to the upper end of the fixed plate 1, a first turntable 5 is rotatably connected to the outer surface of the rotating frame 7, a groove 8 is arranged at the upper end of the first turntable 5, a plurality of groups of hexagonal holes 3 are evenly arranged on the cylindrical outer surface of the first turntable 5, a magnet 29 with a hole is fixedly connected to one side of the inner wall of each group of hexagonal holes 3, a circular hole 9 is arranged on one side of the magnet 29 with a hole, a second workpiece 6 is inserted into each group of hexagonal holes 3, a first workpiece 2 is sleeved on the outer side of the second workpiece 6, and the first workpiece 2 comprises two The two groups of half-buckle components 30 are pre-fixed by spot welding (the electric welding point is located at point g, the first workpiece 2 is composed of two groups of half-buckle components 30 by spot welding, and the spot-welded first workpiece 2 is easy to deform, which is conducive to pressure assembly), and a driven helical tooth 28 is provided on one side of each group of half-buckle components 30, and a motor shaft is extended to one side of the motor 20, and one end of the motor shaft is fixedly connected to the main rotating shaft 17, and the cylindrical outer surface of the main rotating shaft 17 is fixedly connected to the limiting wheel 25, and a limiting grinding track 26 is provided on the limiting wheel 25 (there are two notches on the limiting grinding track 26 and the limiting wheel 25 , one in and one out), and the limiting wheel 25 is adapted to the first workpiece 2 (the width of the limiting grinding track 26 is adapted to the width of the two opposite welding surfaces of the first workpiece 2), the limiting wheel 25 is fixedly connected with a notched bevel gear block 27 on the side close to the motor 20, and the notched bevel gear block 27 is adapted to the driven bevel gear 28, one end of the main shaft 17 is fixedly connected to the second turntable 15, and one side of the second turntable 15 is fixedly connected to the inclined surface protrusion 16; the motor 20 drives the main shaft 17 and the second turntable 15 to rotate through the motor shaft, on the one hand, the first workpiece 2 at the d point station slides to the limiting grinding track 26, and the first workpiece 2 at the d point station slides to the limiting grinding track 26. The process of the end of the grinding track 26 (the notch on the limiting wheel 25) being disengaged (the inclined surface contacts the first workpiece 2) can cause the first turntable 5 to rotate one station, and at the same time, the next group of first workpieces 2 slide into the limiting grinding track 26, thereby driving the first turntable 5 to continuously rotate intermittently around the rotating frame 7 (the first turntable 5 rotates one station for each rotation of the main shaft 17); one end of the second workpiece 6 is a regular hexagonal column, and the other end is a truncated cone, and the inner wall of the limiting grinding track 26 is provided with a grinding layer; the grinding layer in the limiting grinding track 26 can grind the weld of the first workpiece 2.

[0021] The upper end of the fixed plate 1 is fixedly connected to a limit frame 14, the upper end of the limit frame 14 is fixedly connected to a blanking frame 10, and multiple groups of first workpieces 2 are placed in the blanking frame 10 (the two opposite surfaces to be welded of the first workpiece 2 are in a vertical state), and there are two groups of half-buckle components 30 in the first workpiece 2, one side of the limit frame 14 is fixedly connected to two groups of springs 13, one side of the two groups of springs 13 is fixedly connected to the same group of push blocks 12, and the push blocks 12 are slidably connected to the limit frame 14; the main rotating shaft 17 can drive the second turntable 15 to rotate, and the push block 12 will be pushed when the inclined surface protrusion 16 rotates to the push block 12; when the inclined surface protrusion 16 pushes the push block 12, it will push the first workpiece 2 that falls into the limit frame 14 just below the blanking frame 10, so that the first workpiece 2 is sleeved and fixed with the second workpiece 6 at the point b station (the first workpiece 2 is composed of two groups of half-buckle components 30 spot welded, and the spot welded first workpiece 2 is easy to deform, which is conducive to pressure assembly).

[0022] The upper end of the push block 12 is fixedly connected to a connecting frame 11, and one side of the connecting frame 11 is fixedly connected to a pushing round rod 4, and the pushing round rod 4 is adapted to the circular hole 9; when the push block 12 is pushed by the inclined protrusion 16, the pushing round rod 4 will be driven through the connecting frame 11 to insert into the circular hole 9 of the point f station, thereby ejecting the combination of the first workpiece 2 and the second workpiece 6, and the ejected combination of the first workpiece 2 and the second workpiece 6 will fall from the blanking hole 31.

[0023] A cylinder 21 is fixedly connected to the upper end of the fixed plate 1, a telescopic rod 22 is extended from one end of the cylinder 21, a curved plate 24 is fixedly connected to one end of the telescopic rod 22, two groups of plasma arc welders 23 are fixedly connected to the curved plate 24, and the plasma arc welders 23 are opposite to a group of first workpieces 2; the cylinder 21 drives the curved plate 24 forward through the telescopic rod 22, and the plasma arc welder 23 can weld the gap between the two groups of half-buckle assemblies 30 (since the plasma arc welder 23 is inclined relative to the first workpiece 2 at the workstation shown in point c, the plasma arc welder 23 can weld the three-sided seams of the two groups of half-buckle assemblies 30).

[0024] A notch groove 19 is provided on one side of the fixing plate 1 , and the limiting grinding track 26 is located in the notch groove 19 . A plurality of supporting legs 18 are fixedly connected to the lower end of the fixing plate 1 , and a blanking hole 31 is provided on the upper end of the fixing plate 1 .

[0025] The device is used for welding the fixed parts of the port conveyor. The device is placed on the workbench ( Figure 7 )superior.

[0026] During the specific operation, firstly press the second workpiece 6 and the first workpiece 2 Figure 1The state shown is first assembled, the first turntable 5 is rotated, and the assembled second workpiece 6 and the first workpiece 2 are turned into the limit grinding track 26, and multiple groups of first workpieces 2 are added to the blanking frame 10, and the motor 20 is started. The motor 20 drives the main shaft 17 and the second turntable 15 to rotate clockwise (with the motor shaft rotating clockwise). Figure 1 As a reference), on the one hand, when the first workpiece 2 at point d slides to the end of the limit grinding track 26 (the notch on the limit wheel 25) and disengages, the first turntable 5 can rotate one station (counterclockwise to Figure 4 As a reference), the next group of first workpieces 2 slide into the limited grinding track 26, thereby driving the first turntable 5 to continuously rotate intermittently around the rotating frame 7 (the first turntable 5 rotates one station for each rotation of the main shaft 17), and then the inclined protrusion 16 rotates to the push block 12 to push the push block 12, and the manipulator continuously replenishes the second workpiece 6 at the point a station. When the second workpiece 6 rotates to the point b station and stops (during the stop process, the station at the point d is in the grinding state), the inclined protrusion 16 pushes the push block 12 to fall into the drop The first workpiece 2 in the limit frame 14 directly below the material frame 10 is pushed, so that the first workpiece 2 is sleeved and fixed with the second workpiece 6 at the workstation at point b. When the combination of the first workpiece 2 and the second workpiece 6 moves to the workstation indicated by point c and stops, the cylinder 21 and the plasma arc welder 23 are started, and the cylinder 21 drives the arc plate 24 forward through the telescopic rod 22, and the plasma arc welder 23 welds the gap between the two sets of half buckle components 30 (because the plasma arc welder 23 is inclined relative to the first workpiece 2 at the workstation indicated by point c, the plasma arc welder 23 is inclined relative to the first workpiece 2 at the workstation indicated by point c, and ... The welder 23 can weld the three-sided seams of the two sets of half-buckle assemblies 30), and the telescopic rod 22 is retracted back to its original position. When the combination of the first workpiece 2 and the second workpiece 6 moves to the position shown at point d, the limit grinding track 26 can guide the combination of the first workpiece 2 and the second workpiece 6 on the one hand, and on the other hand, the inner wall of the limit grinding track 26 can grind the weld. At the same time, the notched bevel gear block 27 can mesh with the driven bevel gear 28 at the position at point e. Since the second workpiece 6 cannot rotate when inserted into the hexagonal hole 3, the notched bevel gear block 27 The rotational energy can drive the first workpiece 2 to rotate relative to the second workpiece 6 through the driven bevel gear 28, thereby realizing the rotational running-in of the second workpiece 6 and the first workpiece 2. When the combination of the first workpiece 2 and the second workpiece 6 moves to the point f station, when the push block 12 is pushed by the inclined protrusion 16, it will drive the push rod 4 to be inserted into the circular hole 9 at the point f station through the connecting frame 11, thereby ejecting the combination of the first workpiece 2 and the second workpiece 6. The ejected combination of the first workpiece 2 and the second workpiece 6 will fall from the blanking hole 31 and can be collected by a collection frame.

[0027] Finally: The above are only preferred embodiments of the present invention and are 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 protection scope of the present invention.

Claims

1. A plasma arc welding machine for fixing parts of a port conveyor, comprising a fixing plate (1), characterized in that: The upper end of the fixed plate (1) is rotatably connected to a rotating frame (7), and the outer surface of the rotating frame (7) is rotatably connected to a first rotating disk (5). The upper end of the first rotating disk (5) is provided with a groove (8). The cylindrical outer surface of the first rotating disk (5) is evenly provided with a plurality of groups of hexagonal holes (3). A magnet with a hole (29) is fixedly connected to one side of the inner wall of each group of the hexagonal holes (3). A circular hole (9) is provided on one side of the magnet with a hole (29). A second workpiece (6) is inserted into each group of the hexagonal holes (3). The outer side of the second workpiece (6) is sleeved with the first workpiece (2). The first workpiece (2) comprises two groups of half buckle components (30). The two groups of half buckle components (30) are pre-fixed by spot welding. Each group of the half buckle components (30) is fixedly connected to the inner wall of each group of the hexagonal holes (3). A driven helical tooth (28) is provided on one side of the component (30), a motor shaft is extended from one side of the motor (20), one end of the motor shaft is fixedly connected to a main rotating shaft (17), a cylindrical outer surface of the main rotating shaft (17) is fixedly connected to a limiting wheel (25), a limiting grinding track (26) is provided on the limiting wheel (25), and the limiting wheel (25) is adapted to the first workpiece (2), a notched helical tooth block (27) is fixedly connected to a side of the limiting wheel (25) close to the motor (20), and the notched helical tooth block (27) is adapted to the driven helical tooth (28), one end of the main rotating shaft (17) is fixedly connected to a second rotating disk (15), and one side of the second rotating disk (15) is fixedly connected to an inclined surface protrusion (16).

2. The plasma arc welding machine for fixing parts of a port conveyor according to claim 1, characterized in that: The upper end of the fixed plate (1) is fixedly connected to a limit frame (14), the upper end of the limit frame (14) is fixedly connected to a blanking frame (10), and a plurality of groups of first workpieces (2) are placed in the blanking frame (10), and two groups of half-fastening components (30) are included in the first workpieces (2), one side of the limit frame (14) is fixedly connected to two groups of springs (13), one side of the two groups of springs (13) is fixedly connected to the same group of push blocks (12), and the push blocks (12) are slidably connected to the limit frame (14).

3. The plasma arc welding machine for fixing parts of a port conveyor according to claim 2, characterized in that: The upper end of the push block (12) is fixedly connected to a connecting frame (11), one side of the connecting frame (11) is fixedly connected to a pushing round rod (4), and the pushing round rod (4) is adapted to the circular hole (9).

4. The plasma arc welding machine for fixing parts of a port conveyor according to claim 3 is characterized in that: The upper end of the fixed plate (1) is fixedly connected to a cylinder (21), one end of the cylinder (21) is extended with a telescopic rod (22), one end of the telescopic rod (22) is fixedly connected to an arc plate (24), and two groups of plasma arc welders (23) are fixedly connected to the arc plate (24), and the plasma arc welders (23) are located opposite to a group of first workpieces (2).

5. The plasma arc welding machine for fixing parts of a port conveyor according to claim 4, characterized in that: A notch groove (19) is provided on one side of the fixing plate (1), and the limit grinding track (26) is located in the notch groove (19); a plurality of groups of supporting legs (18) are fixedly connected to the lower end of the fixing plate (1), and a blanking hole (31) is provided at the upper end of the fixing plate (1).

6. The plasma arc welding machine for fixing parts of a port conveyor according to claim 5, characterized in that: One end of the second workpiece (6) is a regular hexagonal column, and the other end is a truncated cone. The inner wall of the position-limiting grinding track (26) is provided with a grinding layer.

7. The plasma arc welding machine for fixing parts of a port conveyor according to claim 1, characterized in that: The material of the first rotating disk (5) is alloy steel.

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