Unmanned aerial vehicle suspension piece plasma arc welding machine

Abstract

The invention discloses an unmanned aerial vehicle suspension piece plasma arc welding machine, and particularly relates to the technical field of plasma arc welding, the unmanned aerial vehicle suspension piece plasma arc welding machine comprises a bottom plate, a second supporting leg is fixedly connected to the upper end of the bottom plate, a first supporting leg is fixedly connected to the upper end of the bottom plate, and a motor is fixedly connected to one side of the second supporting leg; a rotating shaft is arranged at one end of the motor in an extending mode, a square block is fixedly connected to the cylindrical outer surface of the rotating shaft, a rotating disc is fixedly connected to the cylindrical outer surface of the rotating shaft, a limiting rail groove is formed in the rotating disc, a limiting frame is fixedly connected to one side of the first supporting leg, and a lifting clamping rod is slidably connected to the limiting frame; the lifting clamping rod is slidably connected with the limiting rail groove, a transverse frame is fixedly connected to one side of the first supporting leg, and a Z-shaped rotating rod is rotatably connected to one end of the transverse frame; automatic blanking and assembling are synchronously achieved, the assembled first workpiece and second workpiece are transferred to a plasma arc welding station, and then plasma arc welding is conducted.

Description

Technical Field

[0001] The present invention relates to the technical field of plasma arc welding, and more specifically, to a plasma arc welding machine for a suspension part of an unmanned aerial vehicle. Background Art

[0002] UAV suspension parts are mostly fixed by plasma arc welding. Existing plasma arc welding devices for UAV suspension parts only have a single plasma arc welding function and cannot automatically realize automatic loading and assembly of workpieces, so their functions are limited. 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 a UAV suspension. The technical problem to be solved by the present invention is that the existing plasma arc welding device for a UAV suspension has only a single plasma arc welding function, cannot automatically realize the automatic loading and assembly of workpieces, and has limited functions.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a plasma arc welding machine for a drone suspension, comprising a base plate, a second supporting leg fixedly connected to the upper end of the base plate, a first supporting leg fixedly connected to the upper end of the base plate, a motor fixedly connected to one side of the second supporting leg, a rotating shaft extending from one end of the motor, a square block fixedly connected to the cylindrical outer surface of the rotating shaft, a turntable fixedly connected to the cylindrical outer surface of the rotating shaft, a limited track groove arranged on the turntable, a limited frame fixedly connected to one side of the first supporting leg, a lifting card rod slidably connected to the limited frame, and the lifting card rod is slidably connected to the limited track groove, a transverse frame fixedly connected to one side of the first supporting leg, and a Z-shaped rotating rod rotatably connected to one end of the transverse frame;

[0005] The upper end of the base plate is fixedly connected to a support seat, the support seat is rotatably connected to a center rod, the center rod is provided with an adjusting slot, and the Z-shaped rotating rod is slidably connected to the adjusting slot, the cylindrical outer surface of the center rod is slidably connected to a rotating column, the upper and lower ends of the rotating column are fixedly connected to a fixed disk, the fixed disk located below is rotatably connected to the support seat, the upper end of the fixed disk located above is fixedly connected to a toggle rod, the upper end of the center rod is fixedly connected to a rotating frame, the lower end of the rotating frame is fixedly connected to a clamping protrusion, the lower end of the rotating frame is fixedly connected to an extension frame, the lower end of the extension frame is fixedly connected to a plasma arc welding gun, and a reset spring is fixedly connected between the rotating frame and the fixed disk located above.

[0006] In a preferred embodiment, a plurality of sets of third support legs are fixedly connected to the upper end of the base plate, an arc frame is fixedly connected to the upper ends of the plurality of sets of third support legs, an arc frame is provided with an arc track groove, and a plasma arc welding groove is provided at the bottom end of the arc frame.

[0007] In a preferred embodiment, the upper end of the arc frame is fixedly connected to a first blanking frame, and the first blanking frame contains multiple groups of first workpieces. The upper end of the arc frame is fixedly connected to a second blanking frame, and the second blanking frame is fixedly connected to the first blanking frame, and multiple groups of second workpieces are arranged in the second blanking frame. A side baffle is fixedly connected to one side of the second blanking frame, and a toggle groove is arranged at the lower end of the first blanking frame, and the toggle groove is adapted to the toggle rod.

[0008] In a preferred embodiment, each set of the fixed disks is provided with two sets of notched grooves, the rotating column is provided with two sets of driving grooves, and the two sets of driving grooves are cross-arranged, and each set of driving grooves is connected to the two sets of notched grooves.

[0009] In a preferred embodiment, the upper and lower ends of the square block are fixedly connected with limit rotating rods, and the limit rotating rods are adapted to the driving grooves, and the left and right sides of the square block are fixedly connected with arc rotating rods, and the positions of the arc rotating rods and the notch grooves correspond.

[0010] In a preferred embodiment, an arc-shaped seam is provided at the lower end of the second workpiece, and a snap-in hole is provided at the upper end of the second workpiece, and the snap-in hole corresponds to the snap-in protrusion.

[0011] Technical effects and advantages of the present invention:

[0012] 1. The motor can drive the turntable and the square block to rotate counterclockwise through the shaft ( Figure 1 As a reference), when the turntable rotates, it can drive the lifting rod to move up and down through the limit track groove. The up and down movement of the lifting rod can drive the Z-shaped rotating rod to rotate, thereby driving the center rod to move up and down, thereby adjusting the height of the rotating frame. The square block rotates counterclockwise ( Figure 1 As a reference), the arc-shaped rotating rod and the limit rotating rod can be driven to rotate. When the limit rotating rod slides into the driving groove, it can drive the rotating column to rotate. When the limit rotating rod slides into the ab section, the rotating column rotates counterclockwise ( Figure 1 As a reference), when the limit lever slides into the cd section, the rotating column rotates clockwise ( Figure 1 As a reference), when the arc-shaped rotating rod slides into the notch groove, it can limit the rotation of the rotating column, and when the rotating column rotates, it can drive the center rod to rotate synchronously; in summary, the rotating frame is first lowered and then rotated counterclockwise ( Figure 1 as the reference), then rise and rotate clockwise ( Figure 1 As a reference), when the rotating frame descends, the clamping protrusion will hook the clamping hole, and when the rotating column rotates counterclockwise ( Figure 1 As a reference), the first workpiece and the second workpiece are assembled. At the same time, the clamping protrusion drives the first workpiece and the second workpiece that have been assembled to move to the plasma arc welding station through the clamping hole. Then the rotating frame rises. When the rotating column rotates clockwise (Figure 1 Based on this, the plasma arc welding gun starts to complete plasma arc welding; at the same time, automatic blanking and assembly are realized, and the assembled first workpiece and second workpiece are transferred to the plasma arc welding station, and then plasma arc welding is carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a perspective view of the present invention.

[0014] Figure 2 It is a partial perspective view of the present invention.

[0015] Figure 3 It is a perspective view of the arc-shaped frame, the first blanking frame and the second blanking frame of the present invention.

[0016] Figure 4 It is a perspective view of the arc-shaped frame of the present invention.

[0017] Figure 5 It is a perspective view of the rotating column of the present invention.

[0018] Figure 6 It is a perspective view of the square block of the present invention.

[0019] Figure 7 It is a perspective view of the first workpiece and the second workpiece of the present invention.

[0020] Figure 8 It is a schematic diagram of the first state of the present invention.

[0021] Figure 9 It is a schematic diagram of the second state of the present invention.

[0022] Figure 10 It is a schematic diagram of the third state of the present invention.

[0023] Figure 11 It is a schematic diagram of the fourth state of the present invention.

[0024] Figure 12 It is a schematic diagram of the fifth state of the present invention.

[0025] Figure 13 It is a schematic diagram of the sixth state of the present invention.

[0026] Figure 14 It is a perspective view of the placement table of the present invention.

[0027] The accompanying drawings are marked as follows: 1, bottom plate; 2, first supporting leg; 3, second supporting leg; 4, third supporting leg; 5, arc frame; 6, first blanking frame; 7, second blanking frame; 8, first workpiece; 9, second workpiece; 10, side baffle; 11, center rod; 12, rotating column; 13, fixed plate; 14, rotating frame; 15, toggle slot; 16, toggle rod; 17, motor; 18, rotating shaft; 19, rotating disk; 20, lifting and lowering lever; 2 1. Z-shaped rotating rod; 22. Square block; 23. Horizontal frame; 24. Arc-shaped rotating rod; 25. Limit rotating rod; 26. Limit track groove; 27. Limit frame; 28. Adjustment groove; 29. Driving groove; 30. Snap-on protrusion; 31. Extension frame; 32. Plasma arc welding gun; 33. Plasma arc welding groove; 34. Arc-shaped track groove; 35. Notch groove; 36. Arc-shaped seam; 37. Snap-on hole; 38. Support seat; 39. Reset spring. DETAILED DESCRIPTION

[0028] Depend on Figure 1-14 The present invention provides a plasma arc welding machine for a drone suspension, comprising a bottom plate 1, a second supporting leg 3 is fixedly connected to the upper end of the bottom plate 1, a first supporting leg 2 is fixedly connected to the upper end of the bottom plate 1, a motor 17 is fixedly connected to one side of the second supporting leg 3, a rotating shaft 18 is extended to one end of the motor 17, a square block 22 is fixedly connected to the cylindrical outer surface of the rotating shaft 18, a turntable 19 is fixedly connected to the cylindrical outer surface of the rotating shaft 18, a limited track groove 26 is arranged on the turntable 19, a limited frame 27 is fixedly connected to one side of the first supporting leg 2, a lifting and lowering rod 20 is slidably connected to the limited frame 27, and the lifting and lowering rod 20 is slidably connected to the limited track groove 26, a transverse frame 23 is fixedly connected to one side of the first supporting leg 2, and a Z-shaped rotating rod 21 is rotatably connected to one end of the transverse frame 23; the motor 17 can drive the turntable 19 and the square block 22 to rotate counterclockwise through the rotating shaft 18 ( Figure 1 As a reference), the turntable 19 can drive the lifting and lowering clamping rod 20 to move up and down through the limiting track groove 26 when rotating.

[0029] The upper end of the bottom plate 1 is fixedly connected to a support seat 38, and a center rod 11 is rotatably connected to the support seat 38. An adjusting slot 28 is provided on the center rod 11, and the Z-shaped rotating rod 21 is slidably connected to the adjusting slot 28. The cylindrical outer surface of the center rod 11 is slidably buckled and connected to the rotating column 12. The upper and lower ends of the rotating column 12 are fixedly connected to a fixed disk 13. The fixed disk 13 located at the bottom is rotatably connected to the support seat 38. The upper end of the fixed disk 13 located at the top is fixedly connected to a toggle rod 16. The upper end of the center rod 11 is fixedly connected to a rotating frame 14, and the lower end of the rotating frame 14 is fixedly connected to a clamping protrusion 30. The lower end of the rotating frame 14 is fixedly connected to an extension frame 31, and the lower end of the extension frame 31 is fixedly connected to a plasma arc welding gun 32. A reset spring 39 is fixedly connected between the rotating frame 14 and the fixed disk 13 located at the top; the up and down movement of the lifting clamping rod 20 can drive the Z-shaped rotating rod 21 to rotate, thereby driving the up and down movement of the center rod 11, thereby adjusting the height of the rotating frame 14;

[0030] Two groups of notched grooves 35 are provided on each group of fixed disks 13, and two groups of driving grooves 29 are provided on the rotating column 12, and the two groups of driving grooves 29 are cross-arranged, and each group of driving grooves 29 is connected to the two groups of notched grooves 35; the upper and lower ends of the square block 22 are fixedly connected with the limited rotating rod 25, and the limited rotating rod 25 is adapted to the driving groove 29, and the left and right sides of the square block 22 are fixedly connected with the arc rotating rod 24, and the arc rotating rod 24 corresponds to the position of the notched groove 35; the square block 22 rotates counterclockwise ( Figure 1 As a reference), the arc-shaped rotating rod 24 and the limiting rotating rod 25 can be driven to rotate. When the limiting rotating rod 25 slides into the driving groove 29, it can drive the rotating column 12 to rotate (when the arc-shaped rotating rod 24 is separated from the fixed disk 13 at the lower end of the rotating column 12, the limiting rotating rod 25 slides into the driving groove 29; when the limiting rotating rod 25 is separated from the driving groove 29, the arc-shaped rotating rod 24 moves to the fixed disk 13 at the upper end of the rotating column 12). When the limiting rotating rod 25 slides into the ab section, the rotating column 12 rotates counterclockwise ( Figure 1 As a reference), when the limit rod 25 slides into the cd section, the rotating column 12 rotates clockwise ( Figure 1 As a reference), when the arc-shaped rotating rod 24 slides into the notch groove 35, it can limit the rotation of the rotating column 12, and when the rotating column 12 rotates, it can drive the central rod 11 to rotate synchronously.

[0031] A plurality of groups of third supporting legs 4 are fixedly connected to the upper end of the bottom plate 1, and an arc frame 5 is fixedly connected to the upper ends of the plurality of groups of third supporting legs 4, and an arc track groove 34 is arranged on the arc frame 5, and a plasma arc welding groove 33 is arranged at the bottom end of the arc frame 5; a first blanking frame 6 is fixedly connected to the upper end of the arc frame 5, and a plurality of groups of first workpieces 8 are arranged in the first blanking frame 6, a second blanking frame 7 is fixedly connected to the upper end of the arc frame 5, and the second blanking frame 7 is fixedly connected to the first blanking frame 6, and a plurality of groups of second workpieces 9 are arranged in the second blanking frame 7, and a side baffle plate 10 is fixedly connected to one side of the second blanking frame 7, and a toggle groove 15 is arranged at the lower end of the first blanking frame 6, and the toggle groove 15 is adapted to the toggle rod 16; when the rotating column 12 rotates, the toggle rod 16 can be driven to rotate through the fixed plate 13, thereby driving the first workpiece 8 at the bottom of the first blanking frame 6 to be inserted into the second workpiece 9 of the second blanking frame 7 (such as the second workpiece 9 of the second to last group) in the second blanking frame 7. Figure 4 As shown, the arc frame 5 has a step-like structure, and the lowermost group of first workpieces 8 in the first blanking frame 6 is aligned with the second workpieces 9 of the second to last group in the second blanking frame 7).

[0032] An arc-shaped seam 36 is provided at the lower end of the second workpiece 9, and a snap-in hole 37 is opened at the upper end of the second workpiece 9, and the snap-in hole 37 corresponds to the position of the snap-in protrusion 30; the snap-in hole 37 can be hooked by the snap-in protrusion 30, so as to facilitate the transfer of the combination of the first workpiece 8 and the second workpiece 9.

[0033] The device is used for plasma arc welding of UAV suspension parts. The device is placed on a placement table ( Figure 14 )superior.

[0034] When doing specific work, Figure 1 This is the initial state and initial view. A plurality of first workpieces 8 have been added to the first blanking frame 6, and a plurality of second workpieces 9 have been added to the second blanking frame 7. A group of first workpieces 8 has been manually inserted into the second workpieces 9 at the bottom of the second blanking frame 7. The motor 17 is started, and the motor 17 drives the turntable 19 and the square block 22 to rotate counterclockwise (with the rotation axis 18) through the rotating shaft 18. Figure 1 As a reference), the lifting lever 20 will move from contacting point e on the limiting track groove 26 to contacting point f (based on Figure 8 Status changes to Figure 9 In this process, the lifting rod 20 moves up, and the Z-shaped rotating rod 21 is pressed down by the center rod 11 (the center rod 11 is pulled downward by the return spring 39). At this time, the clamping protrusion 30 is pressed down and clamped into the clamping hole 37 on the second workpiece 9 at the bottom of the second blanking frame 7;

[0035] Then the lifting lever 20 will move from contacting point f on the limiting track groove 26 to contacting point g (by Figure 9 Status changes to Figure 10During this process, a set of limit rods 25 will slide into the driving groove 29 from point a and slide out from point b, driving the rotating column 12 to rotate 72 degrees counterclockwise ( Figure 1 As a reference), in this process, the engaging protrusion 30 engaged in the engaging hole 37 will drive the second workpiece 9 to rotate 72 degrees along the arc track groove 34, and at the same time, the toggle rod 16 will push the first workpiece 8 at the bottom of the first blanking frame 6 to insert into the second to last group of second workpieces 9 in the second blanking frame 7 (the side baffle 10 can block the second to last group of second workpieces 9 to prevent the second workpieces 9 from sliding out, and at the same time will not affect the up and down movement of the rotating frame 14. Before the second workpiece 9 at the bottom is fully rotated 72 degrees, it will support the second to last group of second workpieces 9, and the first workpiece 8 that is not fully inserted can also support the second to last group of second workpieces 9. After the first workpiece 8 is fully inserted into the second to last group of second workpieces 9, the assembled first workpiece 8 and second workpiece 9 combination will fall into the arc track groove 34);

[0036] Then the lifting lever 20 will move from contacting point g on the limiting track groove 26 to contacting point h (by Figure 10 Status changes to Figure 11 state);

[0037] Then the lifting lever 20 will move from the contact point h on the limiting track groove 26 to the contact point i (by Figure 11 Status changes to Figure 12 In this process, the lifting rod 20 will move downward, and the Z-shaped rotating rod 21 will be pressed downward by the lifting rod 20. At this time, the center rod 11 will be lifted up, and the rotating frame 14 will drive the clamping protrusion 30 to lift up and disengage from the clamping hole 37. At the same time, the plasma arc welding gun 32 will move up closer to the arc frame 5 to facilitate subsequent plasma arc welding;

[0038] Then the lifting lever 20 moves from contacting point i on the limiting track groove 26 to contacting point j (by Figure 12 Status changes to Figure 13 During this process, a set of limit rods 25 will slide into the driving groove 29 from point c and slide out from point d, driving the rotating column 12 to rotate 72 degrees clockwise ( Figure 1 As a reference), during this process, the plasma arc welding gun 32 will be started, and plasma arc welding will be performed on the upper first workpiece 8 and the second workpiece 9 combination from the arc seam 36 through the plasma arc welding groove 33. After the plasma arc welding is completed, the robot arm removes the first workpiece 8 and the second workpiece 9 combination completed by plasma arc welding.

[0039] Then the lifting lever 20 will move from contacting point j on the limiting track groove 26 to contacting point e (by Figure 13 Status changes to Figure 8 state), can return to the initial state.

[0040] Repeating the above steps can continuously complete the automatic assembly and plasma arc welding of the first workpiece 8 and the second workpiece 9.

[0041] Finally: The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A plasma arc welding machine for an unmanned aerial vehicle suspension part, comprising a bottom plate (1), characterized in that: The upper end of the base plate (1) is fixedly connected to a second supporting leg (3), the upper end of the base plate (1) is fixedly connected to a first supporting leg (2), one side of the second supporting leg (3) is fixedly connected to a motor (17), one end of the motor (17) is provided with a rotating shaft (18), the cylindrical outer surface of the rotating shaft (18) is fixedly connected to a square block (22), the cylindrical outer surface of the rotating shaft (18) is fixedly connected to a rotating disk (19), a limited track groove (26) is provided on the rotating disk (19), one side of the first supporting leg (2) is fixedly connected to a limited frame (27), a lifting clamping rod (20) is slidably connected to the limited frame (27), and the lifting clamping rod (20) is slidably connected to the limited track groove (26), one side of the first supporting leg (2) is fixedly connected to a transverse frame (23), one end of the transverse frame (23) is rotatably connected to a Z-shaped rotating rod (21); The upper end of the bottom plate (1) is fixedly connected to a support seat (38), the support seat (38) is rotatably connected to a center rod (11), the center rod (11) is provided with an adjustment slot (28), and the Z-shaped rotating rod (21) is slidably connected to the adjustment slot (28), the cylindrical outer surface of the center rod (11) is slidably connected to a rotating column (12), the upper and lower ends of the rotating column (12) are fixedly connected to a fixed disk (13), and the fixed disk (13) located at the bottom is rotatably connected to the support seat (38). The upper end of the fixed plate (13) located above is fixedly connected to a toggle rod (16), the upper end of the central rod (11) is fixedly connected to a rotating frame (14), the lower end of the rotating frame (14) is fixedly connected to a clamping protrusion (30), the lower end of the rotating frame (14) is fixedly connected to an extension frame (31), the lower end of the extension frame (31) is fixedly connected to a plasma arc welding gun (32), and a return spring (39) is fixedly connected between the rotating frame (14) and the fixed plate (13) located above.

2. The plasma arc welding machine for an unmanned aerial vehicle suspension part according to claim 1, characterized in that: The upper end of the bottom plate (1) is fixedly connected to a plurality of sets of third support legs (4), the upper ends of the plurality of sets of third support legs (4) are fixedly connected to an arc frame (5), an arc track groove (34) is provided on the arc frame (5), and a plasma arc welding groove (33) is provided at the bottom end of the arc frame (5).

3. The plasma arc welding machine for an unmanned aerial vehicle suspension part according to claim 2, wherein: The upper end of the arc frame (5) is fixedly connected to a first blanking frame (6), and a plurality of first workpieces (8) are arranged in the first blanking frame (6). The upper end of the arc frame (5) is fixedly connected to a second blanking frame (7), and the second blanking frame (7) is fixedly connected to the first blanking frame (6), and a plurality of second workpieces (9) are arranged in the second blanking frame (7). A side baffle (10) is fixedly connected to one side of the second blanking frame (7), and a toggle groove (15) is arranged at the lower end of the first blanking frame (6), and the toggle groove (15) is adapted to the toggle rod (16).

4. A plasma arc welding machine for an unmanned aerial vehicle suspension member according to claim 1, characterized in that: Two sets of notch grooves (35) are provided on each of the fixed disks (13), two sets of driving grooves (29) are provided on the rotating column (12), the two sets of driving grooves (29) are cross - arranged, and each set of driving grooves (29) is connected to the two sets of notch grooves (35).

5. The plasma arc welding machine for an unmanned aerial vehicle suspension part according to claim 4, characterized in that: Limit rotating rods (25) are fixedly connected to both the upper and lower ends of the square block (22), and the limit rotating rods (25) are adapted to the driving grooves (29). Arc - shaped rotating rods (24) are fixedly connected to both the left and right sides of the square block (22), and the arc - shaped rotating rods (24) correspond to the positions of the notch grooves (35).

6. The plasma arc welding machine for an unmanned aerial vehicle suspension part according to claim 2, wherein: An arc - shaped seam (36) is provided at the lower end of the second workpiece (9). A clamping hole (37) is formed at the upper end of the second workpiece (9), and the clamping hole (37) corresponds to the position of the clamping protrusion (30).

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