Pipe fitting welding device

Abstract

The invention discloses a pipe fitting welding device, and belongs to the technical field of pipe fitting connection, the pipe fitting welding device comprises a bottom plate, a fixing assembly, a driving mechanism, a supporting mechanism and a welding assembly, the supporting mechanism comprises a mounting box, a first adjusting assembly and a supporting wheel, and the first adjusting assembly comprises a first driving motor, a first screw rod and a first sliding block; the first driving motor is fixed to the top surface of the mounting box, the first screw rod is rotationally connected into the mounting box, the first screw rod penetrates through the mounting box and is fixed to the output end of the first driving motor, the first sliding block is in threaded connection with the first screw rod, and the first sliding block is slidably connected into the mounting box; the supporting wheels are rotationally connected to the first sliding blocks. And a first driving motor is started, the first driving motor drives a first screw rod to rotate, the first screw rod rotates to drive a first sliding block to ascend and descend, so that a supporting wheel ascends and descends, and the supporting mechanism can support pipe fittings with different diameters.

Description

Technical Field

[0001] The present application relates to the technical field of pipe connection, and in particular discloses a pipe welding device. Background Art

[0002] Welding, also known as fusion, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure.

[0003] Existing pipe welding devices usually include a clamp, a support seat and a welding gun. Before welding, two pipes to be welded are placed on the support seat, the pipes are clamped by the clamp, and the pipes are welded by the clamping gun.

[0004] With respect to the above-mentioned prior art, the inventors found that the position of the support seat is fixed and cannot support pipes of different diameters, and there is a defect that the pipe welding device has a small application range. Summary of the invention

[0005] In order to improve the application scope of the pipe welding device, the present application provides a pipe welding device.

[0006] The present application provides a pipe welding device, which adopts the following technical solution:

[0007] A pipe welding device comprises a bottom plate, a fixing assembly, a driving mechanism, a supporting mechanism and a welding assembly, wherein the fixing assembly and the supporting mechanism are both provided with two groups, the fixing assembly is used to fix the pipe, the driving mechanism is used to drive the fixing assembly to rotate, the supporting mechanism is used to support the pipe, and the welding assembly is used to weld the pipe;

[0008] The supporting mechanism includes an installation box, a first adjusting component and a supporting wheel. The first adjusting component includes a first driving motor, a first screw and a first slider. The first driving motor is fixed to the top surface of the installation box. The first screw is rotatably connected in the installation box, and the first screw passes through the installation box and is fixed to the output end of the first driving motor. The first slider is threadedly connected to the first screw, and the first slider is slidably connected in the installation box. The supporting wheel is rotatably connected to the first slider.

[0009] By adopting the above technical solution, the first drive motor is started, and the first drive motor drives the first screw to rotate. The rotation of the first screw drives the first slider to rise and fall, so that the support wheel rises and falls, so that the support mechanism can support pipes of different diameters, thereby improving the use range of the pipe welding device.

[0010] Optionally, two installation boxes are provided, and two groups of the first adjustment components are provided. The two groups of the first adjustment components are respectively installed in the two installation boxes. The supporting mechanism also includes a second adjustment component, and the second adjustment component includes a first fixed plate, a second drive motor, a second screw and a second slider. The first fixed plate is fixed to the upper surface of the base plate, and the second drive motor is fixed to the side of the first fixed plate. The second screw is a bidirectional screw, and the second screw is rotatably connected to the first fixed plate. The second screw passes through the first fixed plate and is fixed to the output end of the second drive motor. Two second sliders are provided, and the two second sliders are respectively fixed to the bottom of the two installation boxes.

[0011] By adopting the above technical solution, after the welding of one side of the square tube is completed, the first drive motor and the second drive motor are started at the same time, which can drive the two support wheels to move downward and outward, so that when the square tube rotates, the support wheels will not interfere with the square tube, which facilitates the welding of the square tube and improves the use range of the pipe welding device.

[0012] Optionally, the fixing assembly includes a mounting plate, a mounting disk, a first electric guide rail and a clamping plate, the mounting plate is mounted on the base plate, the mounting disk is mounted on the mounting plate, a plurality of first electric guide rails are provided, the plurality of first electric guide rails are fixed along the circumference of the mounting disk, and the clamping plate is fixed on the slider of the first electric guide rail.

[0013] By adopting the above technical solution, the first electric guide rail is started, and the first electric guide rail drives the clamping plate to move, so that the clamping plate clamps the pipe fitting, thereby achieving fixation of the pipe fitting.

[0014] Optionally, the mounting disk is rotatably mounted on the mounting plate, and the driving mechanism includes a third driving motor, a driving gear, an outer gear ring and a synchronization assembly. The third driving motor is fixed on one of the mounting plates, and two driving gears are provided. The two driving gears are rotatably connected to the two mounting plates, one of the driving gears is fixed to the output end of the third driving motor, and two outer gear rings are provided. The two outer gear rings are respectively fixed on the outer sides of the two mounting disks, and the outer gear rings are meshed with the driving gear.

[0015] By adopting the above technical solution, the third drive motor is started, and the third drive motor drives the active gear to rotate. The rotation of the active gear drives the outer gear ring to rotate, thereby driving the mounting plate to rotate, and then driving the pipe fitting to rotate, so that the welding assembly can weld every position of the pipe fitting.

[0016] Optionally, a second electric guide rail is fixed to the upper surface of the base plate, a third slider is fixed to the mounting plate, and the third slider is fixedly connected to the slider of the second electric guide rail.

[0017] By adopting the above technical solution, the second electric guide rail is started, and the second electric guide rail can drive the third slider to move, thereby driving the mounting plate to move, so that the pipe welding device can weld pipes of different lengths, thereby improving the use range of the pipe welding device.

[0018] Optionally, the synchronization component includes a limit tube and a limit rod, the limit tube is fixed on the driving gear on one side, the limit rod is fixed on the driving gear on the other side, and the limit rod is slidably connected in the limit tube.

[0019] By adopting the above technical solution, the synchronization component can make the two welded pipes rotate synchronously, so that the two pipes will not be misaligned during welding, thereby improving the welding quality.

[0020] Optionally, the sliding direction of the limiting rod is the same as the sliding direction of the third sliding block.

[0021] By adopting the above technical solution, the sliding of the slider will not affect the synchronization component, thereby improving the adaptability of the device.

[0022] Optionally, the welding assembly includes a transverse hydraulic cylinder and a welding gun, wherein the transverse hydraulic cylinder is mounted on a base plate, and the welding gun is fixed to a telescopic end of the transverse hydraulic cylinder.

[0023] By adopting the above technical solution, the welding gun can weld pipes of different diameters, thereby improving the application range of the pipe welding device.

[0024] Optionally, the welding assembly further includes a longitudinal hydraulic cylinder and a second fixed plate, wherein the longitudinal hydraulic cylinder is fixed on the bottom plate, the second fixed plate is fixed on the telescopic end of the longitudinal hydraulic cylinder, and the transverse hydraulic cylinder is fixed on the second fixed plate.

[0025] By adopting the above technical solution, the welding gun can weld the side of the square pipe fitting, thereby improving the use range of the pipe fitting welding device.

[0026] In summary, the present application includes at least one of the following beneficial technical effects:

[0027] 1. Start the first drive motor, the first drive motor drives the first screw to rotate, the rotation of the first screw drives the first slider to rise and fall, so that the support wheel rises and falls, so that the support mechanism can support pipes of different diameters, thereby improving the use range of the pipe welding device;

[0028] 2. After the welding of one side of the square tube is completed, the first drive motor and the second drive motor are started at the same time, which can drive the two support wheels to move downward and outward, so that when the square tube rotates, the support wheels will not interfere with the square tube, which is convenient for the welding of the square tube and improves the use range of the pipe welding device;

[0029] 3. Start the third drive motor, which drives the active gear to rotate. The rotation of the active gear drives the outer gear ring to rotate, thereby driving the mounting plate to rotate, and then driving the pipe fitting to rotate, so that the welding assembly can weld every position of the pipe fitting. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall structure of this application.

[0031] Figure 2 It is a schematic diagram of the connection structure of the fixed component and the driving structure of the present application.

[0032] Figure 3 It is a structural diagram of the supporting mechanism of this application.

[0033] Figure 4 It is a structural schematic diagram of the welding assembly of this application.

[0034] Explanation of the accompanying drawings: 1. Base plate; 11. Second electric guide rail; 2. Fixing assembly; 21. Mounting plate; 211. Third slider; 22. Mounting plate; 23. First electric guide rail; 24. Clamping plate; 3. Driving mechanism; 31. Third driving motor; 32. Driving gear; 33. External gear ring; 34. Synchronizing assembly; 341. Limiting tube; 342. Limiting rod; 4. Supporting mechanism; 41. Mounting box; 42. First adjusting assembly; 421. First driving motor; 422. First screw; 423. First slider; 43. Support wheel; 44. Second adjusting assembly; 441. First fixing plate; 442. Second driving motor; 443. Second screw; 444. Second slider; 5. Welding assembly; 51. Transverse hydraulic cylinder; 52. Welding gun; 53. Longitudinal hydraulic cylinder; 54. Second fixing plate. DETAILED DESCRIPTION

[0035] The following is combined with Figure 1-4 This application is described in further detail.

[0036] The present application embodiment discloses a pipe welding device. Figure 1 A pipe welding device includes a base plate 1, a fixing assembly 2 for fixing the pipe, a driving mechanism 3 for driving the pipe to rotate, a supporting mechanism 4 for supporting the pipe, and a welding assembly 5 for welding the pipe.

[0037] Reference Figure 1 and 2, two groups of fixing components 2 are provided, and the two groups of fixing components 2 are symmetrical on both sides of the bottom plate 1. The fixing component 2 includes a mounting plate 21, a mounting disk 22, a first electric guide rail 23 and a clamping plate 24. Two groups of symmetrically arranged second electric guide rails 11 are fixed on the upper surface of the bottom plate 1. A third slider 211 is fixed to the bottom of the side of the mounting plate 21, and the third slider 211 is fixedly mounted on the slider of the second electric guide rail 11. The mounting disk 22 is rotatably mounted in the middle position of the side of the mounting plate 21. A plurality of first electric guide rails 23 are provided, and the plurality of first electric guide rails 23 are fixed along the circumference of the mounting disk 22. The clamping plate 24 is fixed on the slider of the first electric guide rail 23. Start the first electric guide rail 23, and the first electric guide rail 23 drives the third slider 211 to move, so that the clamping plate 24 moves, so that the clamping plate 24 can clamp and fix the pipe fittings, which is convenient for fixing the pipe fittings.

[0038] Reference Figure 1 and 2 The driving mechanism 3 includes a third driving motor 31, a driving gear 32, an outer gear ring 33 and a synchronization assembly 34. The third driving motor 31 is fixed to the side of one of the mounting plates 21. Two driving gears 32 are provided, and the two driving gears 32 are rotatably connected to the two mounting plates 21 respectively, and one of the driving gears 32 is fixed to the output end of the third driving motor 31. Two outer gear rings 33 are provided, and the two outer gear rings 33 are respectively fixed to the outer sides of the two mounting plates 22. The outer gear ring 33 meshes with the driving gear 32. The synchronization assembly 34 includes a limit tube 341 and a limit rod 342. The limit tube 341 is fixed to the driving gear 32 on one side. The sliding direction of the limit rod 342 is the same as the sliding direction of the third slider 211. The limit rod 342 is fixed to the driving gear 32 on the other side, and the limit rod 342 is slidably connected in the limit tube 341. Start the third drive motor 31, the third drive motor 31 can drive the driving gear 32 on one side to rotate, and at the same time the synchronization component 34 can make the driving gear 32 on the other side rotate, the rotation of the driving gear 32 can drive the outer gear ring 33 to rotate, thereby driving the mounting plate 22 to rotate, realizing the rotation of the pipe body, which is convenient for the pipe welding device to weld the pipe.

[0039] Reference Figure 1 and 3The support mechanism 4 includes an installation box 41, a first adjustment component 42, a support wheel 43 and a second adjustment component 44. Two installation boxes 41 are provided. Two groups of first adjustment components 42 are provided, and the two groups of first adjustment components 42 are respectively installed on the two installation boxes 41. The first adjustment component 42 includes a first drive motor 421, a first screw rod 422 and a first slider 423. The first drive motor 421 is fixed to the top surface of the installation box 41. The first screw rod 422 is rotatably connected in the installation box 41, and the first screw rod 422 passes through the installation box 41 and is fixed to the output end of the first drive motor 421. The first slider 423 is threadedly connected to the first screw rod 422, and the first slider 423 is slidably connected in the installation box 41. The support wheel 43 is rotatably connected to the first slider 423.

[0040] Reference Figure 1 and 3 The second adjustment component 44 includes a first fixed plate 441, a second drive motor 442, a second screw 443 and a second slider 444. Two first fixed plates 441 are provided, and the two first fixed plates 441 are symmetrically fixed on the upper surface of the bottom plate 1. The second drive motor 442 is fixed on the side of a first fixed plate 441. The second screw 443 is a bidirectional screw, and the second screw 443 is rotatably connected between the two first fixed plates 441. One end of the second screw 443 passes through the first fixed plate 441 and is fixed to the output end of the second drive motor 442. Two second sliders 444 are provided, and the two second sliders 444 are respectively fixed to the bottom of the two installation boxes 41.

[0041] Reference Figure 1 and 3 , start the first drive motor 421 and the second drive motor 442, the first drive motor 421 can drive the first screw 422 to rotate, the rotation of the first screw 422 can drive the first slider 423 to rise and fall, thereby driving the support wheel 43 to rise and fall. The second drive motor 442 can drive the second screw 443 to rotate, the rotation of the second screw 443 can drive the two second sliders 444 to move away from or closer to each other, thereby driving the two support wheels 43 to move away from or closer to each other. The pipe welding device can weld circular pipes of different lengths, and at the same time, after the welding of one side of the square pipe is completed, the support wheel 43 is moved outward and downward, and the square pipe will not interfere with the support wheel 43 when the square pipe rotates, which is convenient for welding the square pipe.

[0042] Reference Figure 1 and 4The welding assembly 5 includes a transverse hydraulic cylinder 51, a welding gun 52, a longitudinal hydraulic cylinder 53 and a second fixed plate 54. The longitudinal hydraulic cylinder 53 is fixedly connected to the upper surface of the bottom plate 1. The second fixed plate 54 is fixed to the telescopic end of the longitudinal hydraulic cylinder 53. The transverse hydraulic cylinder 51 is fixed to the upper surface of the second fixed plate 54. The welding gun 52 is fixed to the telescopic end of the transverse hydraulic cylinder 51. The transverse hydraulic cylinder 51 and the longitudinal hydraulic cylinder 53 can drive the welding gun 52 to rise and fall and move inward and outward, so that the welding gun 52 can weld round pipes of different diameters and can weld square pipes.

[0043] The implementation principle of a pipe welding device in an embodiment of the present application is as follows: before welding the pipe, adjust the support mechanism 4 according to the shape of the pipe. After the adjustment of the support mechanism 4 is completed, place two pipes on the support mechanism 4 on both sides respectively. Start the first electric guide rail 23, and the first electric guide rail 23 drives the clamping plate 24 to clamp the pipe to be welded. If the welded pipe is a circular pipe, start the welding gun 52 and the third drive motor 31 at the same time, so that the two pipes to be welded rotate, so that the welding gun 52 can weld the circular pipe. If the welded pipe is a square pipe, start the welding gun 52, and the welding gun 52 can weld the square pipe. After the welding of one side of the square pipe is completed, move the support wheel 43 outward and downward, and the square pipe will not interfere with the support wheel 43 when the square pipe rotates, which is convenient for the welding of the square pipe.

[0044] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A pipe welding device, characterized in that: The invention comprises a base plate (1), a fixing assembly (2), a driving mechanism (3), a supporting mechanism (4) and a welding assembly (5), wherein the fixing assembly (2) and the supporting mechanism (4) are each provided with two groups, the fixing assembly (2) is used to fix the pipe fitting, the driving mechanism (3) is used to drive the fixing assembly (2) to rotate, the supporting mechanism (4) is used to support the pipe fitting, and the welding assembly (5) is used to weld the pipe fitting; The support mechanism (4) comprises an installation box (41), a first adjustment component (42) and a support wheel (43); the first adjustment component (42) comprises a first drive motor (421), a first screw rod (422) and a first slider (423); the first drive motor (421) is fixed on the top surface of the installation box (41); the first screw rod (422) is rotatably connected in the installation box (41); the first screw rod (422) passes through the installation box (41) and is fixed to the output end of the first drive motor (421); the first slider (423) is threadedly connected to the first screw rod (422); the first slider (423) is slidably connected in the installation box (41); and the support wheel (43) is rotatably connected to the first slider (423).

2. A pipe welding device according to claim 1, characterized in that: The installation boxes (41) are provided with two, the first adjustment components (42) are provided with two groups, and the two groups of the first adjustment components (42) are respectively installed in the two installation boxes (41), the support mechanism (4) also includes a second adjustment component (44), the second adjustment component (44) includes a first fixed plate (441), a second drive motor (442), a second screw (443) and a second slider (444), the first fixed plate (441) is fixed on the upper surface of the bottom plate (1), the second drive motor (442) is fixed on the side of the first fixed plate (441), the second screw (443) is a bidirectional screw, the second screw (443) is rotatably connected to the first fixed plate (441), the second screw (443) passes through the first fixed plate (441) and is fixed to the output end of the second drive motor (442), and the second slider (444) is provided with two, and the two second sliders (444) are respectively fixed to the bottom of the two installation boxes (41).

3. A pipe welding device according to claim 1, characterized in that: The fixing assembly (2) comprises a mounting plate (21), a mounting disk (22), a first electric guide rail (23) and a clamping plate (24); the mounting plate (21) is mounted on the base plate (1); the mounting disk (22) is mounted on the mounting plate (21); a plurality of first electric guide rails (23) are provided; the plurality of first electric guide rails (23) are fixed along the circumference of the mounting disk (22); and the clamping plate (24) is fixed on a slider of the first electric guide rail (23).

4. A pipe welding device according to claim 3, characterized in that: The mounting plate (22) is rotatably mounted on the mounting plate (21); the driving mechanism (3) comprises a third driving motor (31), a driving gear (32), an outer gear ring (33) and a synchronization assembly (34); the third driving motor (31) is fixed on one of the mounting plates (21); two driving gears (32) are provided, and the two driving gears (32) are rotatably connected to the two mounting plates (21), one of the driving gears (32) is fixed to the output end of the third driving motor (31); two outer gear rings (33) are provided, and the two outer gear rings (33) are respectively fixed to the outer side surfaces of the two mounting plates (22); the outer gear rings (33) are meshed with the driving gear (32).

5. A pipe welding device according to claim 4, characterized in that: A second electric guide rail (11) is fixed on the upper surface of the base plate (1), a third slider (211) is fixed on the mounting plate (21), and the third slider (211) is fixedly connected to the slider of the second electric guide rail (11).

6. A pipe welding device according to claim 5, characterized in that: The synchronization component (34) comprises a limiting tube (341) and a limiting rod (342); the limiting tube (341) is fixed on a driving gear (32) on one side; the limiting rod (342) is fixed on a driving gear (32) on the other side; and the limiting rod (342) is slidably connected in the limiting tube (341).

7. A pipe welding device according to claim 6, characterized in that: The sliding direction of the limiting rod (342) is the same as the sliding direction of the third sliding block (211).

8. A pipe welding device according to claim 1, characterized in that: The welding assembly (5) comprises a transverse hydraulic cylinder (51) and a welding gun (52); the transverse hydraulic cylinder (51) is mounted on the base plate (1); and the welding gun (52) is fixed to the telescopic end of the transverse hydraulic cylinder (51).

9. A pipe welding device according to claim 8, characterized in that: The welding assembly (5) further comprises a longitudinal hydraulic cylinder (53) and a second fixing plate (54), wherein the longitudinal hydraulic cylinder (53) is fixed on the base plate (1), the second fixing plate (54) is fixed on the telescopic end of the longitudinal hydraulic cylinder (53), and the transverse hydraulic cylinder (51) is fixed on the second fixing plate (54).

Images