Full-automatic elbow pipe inner wall surfacing equipment

Abstract

The utility model relates to the technical field of in-pipe surfacing, and discloses full-automatic elbow inner wall surfacing equipment which comprises a bottom plate, an inner pipe welding mechanism is arranged on the bottom plate and comprises a welding circular ring, a fixing plate and a support, an inner ring is fixedly connected to the welding circular ring, a first gear is fixedly connected to the inner ring, and a second gear is fixedly connected to the fixing plate. A limiting guide rail is arranged on the welding circular ring, a first motor is fixedly installed on the fixing plate, the output end of the first motor is fixedly connected with a second gear, the second gear is connected with the first gear in a meshed mode, and a first limiting rotating wheel and a second limiting rotating wheel are rotationally connected to the fixing plate. According to the annular welding device, the first motor drives the second gear and the first gear to be meshed to drive the fixing plate to move around the outer wall of the welding circular ring and the inner wall of the inner ring, so that the welding head is driven to move on an arc in the pipe, the welding head can move on the arc-shaped surface of the inner wall of the pipe at a constant speed, and the uniform annular welding effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe inner cladding, in particular to a full-automatic pipe bending inner wall cladding device. Background Art

[0002] Overlay welding is a surface engineering process that uses welding heat to form a molten metallurgical bond between the substrate surface and the deposited material.

[0003] It is inconvenient to weld the arc surface of the inner wall of a large elbow. Manual welding is usually used, which places high demands on welding workers. Ordinary workers cannot achieve uniform annular welding. Therefore, a fully automatic elbow inner wall surfacing equipment is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a fully automatic bending pipe inner wall surfacing device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fully automatic bent pipe inner wall surfacing equipment, comprising a base plate, an inner tube welding mechanism is arranged on the base plate, the inner tube welding mechanism comprises a welding ring, a fixing plate, and a bracket, the welding ring is fixedly connected with an inner ring, the inner ring is fixedly connected with a gear 1, the welding ring is provided with a limiting guide rail, a motor 1 is fixedly installed on the fixing plate, the output end of the motor 1 is fixedly connected with a gear 2, the gear 2 is meshed with the gear 1, a limiting rotating wheel 1 and a limiting rotating wheel 2 are rotatably connected on the fixing plate, the limiting rotating wheel 1 is slidably connected to the outer surface of the welding ring, the limiting guide rail is located between the limiting rotating wheel 1 and the fixing plate, the limiting rotating wheel 2 is slidably connected to the inner wall of the inner ring, a welding head is fixedly installed on the fixing plate, and the welding ring is fixedly connected to the bracket.

[0006] As a further description of the above technical solution:

[0007] A lead screw is rotatably connected to the bottom plate, a support column is threadedly connected to the lead screw, a connecting rod 1 is fixedly connected to the support column, and the bracket is fixedly connected to the connecting rod 1.

[0008] As a further description of the above technical solution:

[0009] Motor 2 is fixedly mounted on the base plate, a driving wheel is fixedly connected to the output end of motor 2, a driven wheel is fixedly connected to one end of the lead screw, a belt is installed between the driven wheel and the driving wheel, a linear guide is fixedly connected to the base plate, connecting rod 2 is fixedly connected to both sides of the support column, and connecting rod 2 is slidably connected to the linear guide.

[0010] As a further description of the above technical solution:

[0011] The bottom plate is fixedly connected with a support frame, the support frame is provided with an in-tube clamping mechanism, the in-tube clamping mechanism includes a fixing rod, the fixing rod is fixedly connected to the support frame, the fixing rod is fixedly connected with a fixing plate, and the fixing plate is provided with a guide slot.

[0012] As a further description of the above technical solution:

[0013] The fixing rod is rotatably connected with a rotating disk, the rotating disk is provided with an arc-shaped sliding groove, a clamping block is slidably connected in the arc-shaped sliding groove, and the clamping block is slidably connected in the guide sliding groove.

[0014] As a further description of the above technical solution:

[0015] The rotating disk is fixedly connected with a rotating wheel, the rotating wheel is rotatably connected to a fixed rod, and the rotating wheel is fixedly connected with a gear four.

[0016] As a further description of the above technical solution:

[0017] A motor three is fixedly mounted on the support frame, a gear three is fixedly connected to the output end of the motor three, and the gear three is meshingly connected with the gear four.

[0018] As a further description of the above technical solution:

[0019] The bracket is fixedly connected with a fixed leg, and the fixed leg is equipped with a universal wheel.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, an inner pipe welding mechanism is provided, and the meshing action of the gear 2 and the gear 1 driven by the motor 1 drives the fixed plate to move around the outer wall of the welding ring and the inner wall of the inner ring, thereby driving the welding head to move on the arc in the pipe, and the welding head can move at a uniform speed on the arc surface of the inner wall of the pipe, thereby achieving the effect of uniform annular welding, simple operation, high degree of automation, and conducive to improving the welding efficiency of the inner wall of the pipeline.

[0022] 2. In the utility model, an in-pipe clamping mechanism is provided, in which motor three drives gear three to rotate, and gear three drives the rotating wheel and the rotating disk to rotate through gear four, thereby driving the clamping block to move outward along the guide slide groove, so that the clamping block clamps and fixes the pipe from the inside of the pipe. The clamping operation is simple and the clamping force is large, which is conducive to improving the stability of subsequent welding, thereby improving the quality of welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional full-automatic bending pipe inner wall surfacing equipment proposed by the utility model Figure 1 ;

[0024] Figure 2 A three-dimensional full-automatic bending pipe inner wall surfacing equipment proposed by the utility model Figure 2 ;

[0025] Figure 3 It is a schematic diagram of the explosion structure of the inner tube welding mechanism;

[0026] Figure 4 It is a schematic diagram of the structure on the fixed plate;

[0027] Figure 5 Schematic diagram of the exploded structure of the clamping mechanism inside the tube Figure 1 ;

[0028] Figure 6 Schematic diagram of the exploded structure of the clamping mechanism inside the tube Figure 2 .

[0029] Legend:

[0030] 1. Bottom plate; 2. Welding ring; 3. Inner ring; 4. Gear one; 5. Limit guide rail; 6. Fixed plate; 7. Motor one; 8. Gear two; 9. Limit wheel one; 10. Limit wheel two; 11. Welding head; 12. Bracket; 13. Fixed leg; 14. Universal wheel; 15. Connecting rod one; 16. Support column; 17. Lead screw; 18. Motor two; 19. Driving wheel; 20. Driven wheel; 21. Belt; 22. Linear guide rail; 23. Connecting rod two; 24. Support frame; 25. Motor three; 26. Gear three; 27. Rotating disk; 28. Fixed rod; 29. ​​Fixed disk; 30. Arc slide; 31. Clamp block; 32. Guide slide; 33. Rotating wheel; 34. Gear four. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 1-Figure 6 The utility model provides an embodiment: a fully automatic bending pipe inner wall surfacing equipment, including a bottom plate 1, an inner tube welding mechanism is arranged on the bottom plate 1, the inner tube welding mechanism includes a welding ring 2, a fixing plate 6, and a bracket 12, an inner ring 3 is fixedly connected to the welding ring 2, a gear 1 4 is fixedly connected to the inner ring 3, a limiting guide rail 5 is arranged on the welding ring 2, a motor 1 7 is fixedly installed on the fixing plate 6, a gear 2 8 is fixedly connected to the output end of the motor 1 7, the gear 2 8 is meshed with the gear 1 4, a limiting rotating wheel 1 9 and a limiting rotating wheel 2 10 are rotatably connected on the fixing plate 6, and the limiting rotating wheel 1 9 is slidably connected to the outer surface of the welding ring 2 On the surface, the limiting guide rail 5 is located between the limiting rotating wheel 1 9 and the fixed plate 6, the limiting rotating wheel 2 10 is slidably connected to the inner wall of the inner ring 3, the welding head 11 is fixedly installed on the fixed plate 6, the welding ring 2 is fixedly connected to the bracket 12, and the motor 1 7 drives the meshing action of the gear 2 8 and the gear 1 4 to drive the fixed plate 6 to move around the outer wall of the welding ring 2 and the inner wall of the inner ring 3, thereby driving the welding head 11 to move on the arc of the inner wall of the pipe, and can make the welding head 11 move at a uniform speed on the arc surface of the inner wall of the pipe, thereby achieving the effect of uniform annular welding, simple operation, high degree of automation, which is beneficial to improving the welding efficiency of the inner wall of the pipeline.

[0033] A lead screw 17 is rotatably connected to the base plate 1, a support column 16 is threadedly connected to the lead screw 17, a connecting rod 15 is fixedly connected to the support column 16, a bracket 12 is fixedly connected to the connecting rod 15, a motor 2 18 is fixedly installed on the base plate 1, a driving wheel 19 is fixedly connected to the output end of the motor 2 18, a driven wheel 20 is fixedly connected to one end of the lead screw 17, a belt 21 is installed between the driven wheel 20 and the driving wheel 19, a linear guide 22 is fixedly connected to the base plate 1, a connecting rod 23 is fixedly connected to both sides of the support column 16, and the connecting rod 23 is slidably connected to the linear guide 22, a support frame 24 is fixedly connected to the base plate 1, and an in-tube clamping mechanism is provided on the support frame 24, and the in-tube clamping mechanism includes a fixed rod 28, the fixed rod 28 is fixedly connected to the support frame 24, a fixed disk 29 is fixedly connected to the fixed rod 28, and a guide slide groove 32 is provided on the fixed disk 29, and a rotating disk 27 is rotatably connected to the fixed rod 28. The disk 27 is provided with an arc-shaped slide groove 30, in which a clamping block 31 is slidably connected, and the clamping block 31 is slidably connected in the guide slide groove 32. The rotating disk 27 is fixedly connected with a rotating wheel 33, and the rotating wheel 33 is rotatably connected to the fixed rod 28. The rotating wheel 33 is fixedly connected with a gear four 34. The support frame 24 is fixedly installed with a motor three 25, and the output end of the motor three 25 is fixedly connected with a gear three 26, and the gear three 26 is meshed with the gear four 34. The bracket 12 is fixedly connected with a fixed leg 13, and the fixed leg 13 is equipped with a universal wheel 14. The motor three 25 drives the gear three 26 to rotate, and the gear three 26 drives the rotating wheel 33 and the rotating disk 27 to rotate through the gear four 34, thereby driving the clamping block 31 to move outward along the guide slide groove 32, so that the clamping block 31 clamps and fixes the pipeline from the inside of the pipeline. The clamping operation is simple and the clamping force is large, which is conducive to improving the stability of subsequent welding, thereby improving the quality of welding.

[0034] Working principle: first, put the pipe on the clamping block 31, the output end of the motor three 25 drives the gear three 26 to rotate, the gear three 26 drives the rotating wheel 33 and the rotating disk 27 to rotate through the gear four 34, the rotating disk 27 drives the clamping block 31 to slide in the arc groove 30, and the clamping block 31 slides in the guide groove 32 at the same time, so that the clamping block 31 can move outward to the inner wall of the pipe to clamp the pipe, the output end of the motor two 18 drives the driving wheel 19 to rotate, the driving wheel 19 drives the driven wheel 20 and the lead screw 17 to rotate through the belt 21, the lead screw 17 drives the support column 16 to move along the linear guide rail 22 through the threaded action with the support column 16, thereby driving the inner tube welding mechanism to move in the direction of the support frame 24, so that the inner tube welding mechanism extends into the pipe, and the motor two 18 drives the driving wheel 19 to rotate, and the driving wheel 19 drives the driven wheel 20 and the lead screw 17 to rotate through the belt 21, and the lead screw 17 drives the support column 16 to move along the linear guide rail 22 through the threaded action with the support column 16, thereby driving the inner tube welding mechanism to move toward the direction of the support frame 24, so that the inner tube welding mechanism extends into the pipe, and the motor The output end of gear 17 drives gear 28 to rotate, and gear 28 drives the fixed plate 6 to move along the arc line of the welding ring 2 by meshing with gear 14. When the fixed plate 6 moves, the limiting wheel 19 moves on the outer surface of the welding ring 2, and the limiting wheel 210 moves on the inner wall of the inner ring 3. At the same time, the limiting guide rail 5 is located between the limiting wheel 19 and the fixed plate 6 to prevent the fixed plate 6 from falling off from the welding ring 2, thereby driving the fixed plate 6 to move along the inner arc line of the pipe in the inner wall of the pipe, and the fixed plate 6 drives the welding head 11 to rotate in the pipe, so that the welding head 11 moves along the inner arc line of the pipe in the inner wall of the pipe. After the welding head 11 is started, the inner wall of the pipe is welded, and when the support column 16 moves, the universal wheel 14 contacts the inner wall of the pipe to provide auxiliary support for the inner pipe welding mechanism.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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 fully automatic bending pipe inner wall cladding equipment, comprising a bottom plate (1), characterized in that: The bottom plate (1) is provided with an inner tube welding mechanism, the inner tube welding mechanism comprising a welding ring (2), a fixing plate (6), and a bracket (12); the welding ring (2) is fixedly connected with an inner ring (3); the inner ring (3) is fixedly connected with a gear one (4); the welding ring (2) is provided with a limit guide rail (5); the fixing plate (6) is fixedly mounted with a motor one (7); the output end of the motor one (7) is fixedly connected with a gear two (8); the gear two (8) and the gear one are connected to each other. (4) meshing connection, the fixed plate (6) is rotatably connected to a limit rotating wheel 1 (9) and a limit rotating wheel 2 (10), the limit rotating wheel 1 (9) is slidably connected to the outer surface of the welding ring (2), the limit guide rail (5) is located between the limit rotating wheel 1 (9) and the fixed plate (6), the limit rotating wheel 2 (10) is slidably connected to the inner wall of the inner ring (3), a welding head (11) is fixedly installed on the fixed plate (6), and the welding ring (2) is fixedly connected to the bracket (12).

2. The fully automatic bending pipe inner wall cladding equipment according to claim 1 is characterized in that: A lead screw (17) is rotatably connected to the base plate (1), a support column (16) is threadedly connected to the lead screw (17), a connecting rod (15) is fixedly connected to the support column (16), and the bracket (12) is fixedly connected to the connecting rod (15).

3. The fully automatic bending pipe inner wall cladding equipment according to claim 2 is characterized in that: A second motor (18) is fixedly mounted on the base plate (1), an output end of the second motor (18) is fixedly connected to a driving wheel (19), one end of the lead screw (17) is fixedly connected to a driven wheel (20), a belt (21) is installed between the driven wheel (20) and the driving wheel (19), a linear guide rail (22) is fixedly connected to the base plate (1), and two connecting rods (23) are fixedly connected to both sides of the support column (16), and the connecting rods (23) are slidably connected to the linear guide rail (22).

4. The fully automatic bending pipe inner wall surfacing equipment according to claim 1 is characterized in that: A support frame (24) is fixedly connected to the base plate (1), and an in-tube clamping mechanism is provided on the support frame (24). The in-tube clamping mechanism comprises a fixing rod (28), and the fixing rod (28) is fixedly connected to the support frame (24). A fixing plate (29) is fixedly connected to the fixing rod (28), and a guide slot (32) is provided on the fixing plate (29).

5. The fully automatic bending pipe inner wall surfacing equipment according to claim 4 is characterized in that: The fixed rod (28) is rotatably connected to a rotating disk (27), the rotating disk (27) is provided with an arc-shaped sliding groove (30), a clamping block (31) is slidably connected in the arc-shaped sliding groove (30), and the clamping block (31) is slidably connected in the guide sliding groove (32).

6. The fully automatic bending pipe inner wall cladding equipment according to claim 5 is characterized in that: A rotating wheel (33) is fixedly connected to the rotating disk (27), the rotating wheel (33) is rotatably connected to the fixed rod (28), and a gear four (34) is fixedly connected to the rotating wheel (33).

7. The fully automatic bending pipe inner wall surfacing equipment according to claim 6 is characterized in that: A motor three (25) is fixedly mounted on the support frame (24), and a gear three (26) is fixedly connected to the output end of the motor three (25), and the gear three (26) is meshingly connected with a gear four (34).

8. The fully automatic bending pipe inner wall surfacing equipment according to claim 1 is characterized by: A fixed leg (13) is fixedly connected to the bracket (12), and a universal wheel (14) is installed on the fixed leg (13).

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