Pipe welding device

Abstract

The utility model belongs to the technical field of tricycle production, and discloses a pipe welding device which comprises a supporting mechanism used for supporting a pipe in an upward-jacking matching and downward-pressing mode and further comprises a translation mechanism arranged on the supporting mechanism and used for adjusting the horizontal welding position, and a rotating mechanism used for welding the circumference of the pipe is arranged on the translation mechanism. The supporting mechanism comprises a supporting seat, two cross beams are symmetrically arranged at the two ends of the supporting seat, first hydraulic rods are installed below the cross beams, lower pressing blocks are installed at the bottoms of the first hydraulic rods, and two second hydraulic rods are symmetrically installed on the supporting seat. According to the pipe welding device, circumferential welding of a pipe is achieved through circumferential rotation of the welding gun, welding efficiency is improved, the horizontal position of the welding gun is automatically adjusted, the welding position does not need to be aligned through manual measurement, operation convenience is improved, the pipe is fixed through upward jacking and downward pressing, and the welding efficiency is improved. And the pipe is fixed more stably.

Description

Technical Field

[0001] The utility model belongs to the technical field of tricycle production, in particular to a pipe welding device. Background Art

[0002] Pipes are materials used to make pipe fittings. Different pipe fittings require different pipes. The quality of the pipes directly determines the quality of the pipe fittings. Construction projects, power plants, chemical plants, etc. often use such pipes. When installing and connecting metal pipes, the two sections of metal pipes need to be aligned and welded together, which requires the use of a pipe welding device.

[0003] In contrast, the Chinese patent with announcement number CN220330468U discloses a pipe welding device, which relates to the field of pipe processing technology. The utility model includes a base, a top side of the base is fixedly connected with a lifting mechanism, one end of the lifting mechanism is fixedly connected with a connecting rod, a bottom side of the connecting rod is fixedly connected with a welding gun, and the top of the base is fixedly connected with a moving mechanism. The moving mechanism includes a long plate, the bottom end of the long plate is fixedly connected to the top of the base, a sliding groove is provided at the top of the long plate, a bidirectional threaded rod is rotatably connected to the inner wall of one side of the sliding groove, and two sliding blocks are sleeved on the outer surface of the bidirectional threaded rod, the tops of the two sliding blocks are fixedly connected with support seats, and the tops of the two support seats are fixedly connected with a lower fixed plate, and the top side of the lower fixed plate is rotatably connected to an upper fixed plate.

[0004] However, the above patent cannot realize the relative rotation of the pipe and the welding gun, which is not convenient for circumferential welding of the pipe, and can only adjust the welding position vertically. Manual measurement and adjustment of the pipe welding position are still required, which is inconvenient to operate and has low welding efficiency. Therefore, a new device should be designed. Utility Model Content

[0005] The purpose of the utility model is to provide a pipe welding device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A pipe welding device includes a support mechanism for pushing up and pressing down to fix a supporting pipe, and also includes a translation mechanism arranged on the support mechanism for adjusting the horizontal welding position, wherein the translation mechanism is provided with a rotating mechanism for circumferential welding of the pipe.

[0008] The translation mechanism comprises a first motor, a lead screw is mounted on the output end of the first motor, a moving seat is mounted on the lead screw, and a fixing plate is arranged on the top of the moving seat.

[0009] The rotating mechanism comprises a rotating seat, a second motor is arranged on one side of the rotating seat, a gear is installed on the output end of the second motor, a pulley is arranged on one side of the gear, a fixed gear ring is arranged between the gear and the pulley, and a welding gun is installed on the rotating seat.

[0010] Furthermore: the support mechanism includes a support seat, two cross beams are symmetrically arranged at both ends of the support seat, a first hydraulic rod is installed under the cross beam, a lower pressure block is installed at the bottom of the first hydraulic rod, two second hydraulic rods are symmetrically installed on the support seat, an upper top block is installed on the top of the second hydraulic rod, and two slide grooves are symmetrically opened in the support seat.

[0011] Furthermore: the screw rod passes through the support seat and is connected to the support seat bearing, and the screw rod is made of 45 steel.

[0012] Furthermore: the movable seat is threadedly connected to the screw rod.

[0013] Furthermore, the gear and the fixed gear ring are meshed and driven, and both are made of 45# steel.

[0014] Furthermore: the fixed gear ring is bolted to the fixed plate, and the pulley is slidably connected to the inner ring of the fixed gear ring.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. By making the welding gun rotate in a circle, the circumferential welding of the pipe is realized, which improves the welding efficiency;

[0017] 2. By automatically adjusting the horizontal position of the welding gun, there is no need to manually measure and align the welding position, which improves the convenience of operation;

[0018] 3. The pipe is fixed more firmly by the setting of upper push and lower pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a pipe welding device described in the utility model;

[0020] Figure 2 This is a schematic diagram of the support mechanism structure of a pipe welding device described in the utility model;

[0021] Figure 3 This is an axonometric diagram of a translation mechanism of a pipe welding device described in the utility model;

[0022] Figure 4 This is a schematic diagram of the rotating mechanism structure of a pipe welding device described in the utility model;

[0023] Figure 5 It is a schematic diagram of the rotating mechanism structure of a pipe welding device described in the utility model.

[0024] In the accompanying drawings, 101, support seat; 102, crossbeam; 103, first hydraulic rod; 104, lower pressure block; 105, second hydraulic rod; 106, upper push block; 107, slide; 201, first motor; 202, screw rod; 203, movable seat; 204, fixed plate; 301, rotating seat; 302, second motor; 303, gear; 304, pulley; 305, fixed gear ring; 306, welding gun. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 5 A pipe welding device includes a support mechanism for pushing up and pressing down to fix the supporting pipe, and also includes a translation mechanism arranged on the support mechanism for adjusting the horizontal welding position, and the translation mechanism is provided with a rotating mechanism for circumferential welding of the pipe.

[0027] In this embodiment: the support mechanism includes a support seat 101, two cross beams 102 are symmetrically arranged at both ends of the support seat 101, a first hydraulic rod 103 is installed below the cross beam 102, a lower pressing block 104 is installed at the bottom of the first hydraulic rod 103, two second hydraulic rods 105 are symmetrically installed on the support seat 101, an upper top block 106 is installed on the top of the second hydraulic rod 105, and two slide grooves 107 are symmetrically opened in the support seat 101, the first hydraulic rod 103 pushes the upper top block 106 upwards to cooperate with the second hydraulic rod 105 on the cross beam 102 to push the lower pressing block 104 downwards to fix the two sections of pipes;

[0028] In this embodiment: the translation mechanism includes a first motor 201, a screw rod 202 is installed at the output end of the first motor 201, a moving seat 203 is installed on the screw rod 202, a fixing plate 204 is arranged on the top of the moving seat 203, the screw rod 202 passes through the support seat 101, and is connected to the bearing of the support seat 101, the screw rod 202 is made of 45 steel material, the moving seat 203 is threadedly connected to the screw rod 202, and the first motor 201 rotates under the fixed support of the support seat 101 to drive the screw rod 202 to push the moving seat 203 to move horizontally along the slide groove 107;

[0029] In this embodiment: the rotating mechanism includes a rotating seat 301, a second motor 302 is arranged on one side of the rotating seat 301, a gear 303 is installed on the output end of the second motor 302, a pulley 304 is arranged on one side of the gear 303, a fixed gear ring 305 is arranged between the gear 303 and the pulley 304, a welding gun 306 is installed on the rotating seat 301, the gear 303 and the fixed gear ring 305 are meshed for transmission, both are made of 45 steel material, the fixed gear ring 305 is bolted to the fixed plate 204, the pulley 304 is slidably connected to the inner ring of the fixed gear ring 305, the second motor 302 rotates under the fixed support of the rotating seat 301 to drive the gear 303 to mesh with the fixed gear ring 305 to rotate, the gear 303 cooperates with the pulley 304 slidably connected to the inner ring of the fixed gear ring 305 to rotate circumferentially, driving the welding gun 306 on the mobile seat 203 to weld the pipe circumference.

[0030] Working principle: First, the first hydraulic rod 103 on the support seat 101 pushes the upper push block 106 upwards and cooperates with the second hydraulic rod 105 on the cross beam 102 to push the lower pressure block 104 downward to fix the two sections of pipes. Then, the first motor 201 rotates under the fixed support of the support seat 101 to drive the screw rod 202 to push the moving seat 203 to move horizontally along the slide groove 107, and adjust the welding position of the welding gun 306 on the fixed plate 204 relative to the pipe. Finally, the second motor 302 rotates under the fixed support of the rotating seat 301 to drive the gear 303 to rotate in meshing with the fixed gear ring 305. The gear 303 cooperates with the pulley 304 slidingly connected to the inner ring of the fixed gear ring 305 to rotate circumferentially, driving the welding gun 306 on the moving seat 203 to weld the pipe circumference.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe welding device, comprising a supporting mechanism for pressing and fixing a pipe, characterized in that: It also includes a translation mechanism for adjusting the horizontal welding position provided on the support mechanism, and a rotation mechanism for circumferential welding of the pipe is provided on the translation mechanism; The translation mechanism comprises a first motor (201), a lead screw (202) is installed at the output end of the first motor (201), a moving seat (203) is installed on the lead screw (202), and a fixing plate (204) is arranged on the top of the moving seat (203); The rotating mechanism comprises a rotating seat (301), a second motor (302) is arranged on one side of the rotating seat (301), a gear (303) is installed on the output end of the second motor (302), a pulley (304) is arranged on one side of the gear (303), a fixed gear ring (305) is arranged between the gear (303) and the pulley (304), and a welding gun (306) is installed on the rotating seat (301).

2. A pipe welding device according to claim 1, characterized in that: The support mechanism comprises a support seat (101), two cross beams (102) are symmetrically arranged at both ends of the support seat (101), a first hydraulic rod (103) is installed below the cross beam (102), a lower pressing block (104) is installed at the bottom of the first hydraulic rod (103), two second hydraulic rods (105) are symmetrically installed on the support seat (101), an upper pressing block (106) is installed on the top of the second hydraulic rod (105), and two sliding grooves (107) are symmetrically opened in the support seat (101).

3. A pipe welding device according to claim 2, characterized in that: The screw rod (202) passes through the support seat (101) and is connected to the bearing of the support seat (101). The screw rod (202) is made of No. 45 steel.

4. A pipe welding device according to claim 1, characterized in that: The movable seat (203) is threadedly connected to the screw rod (202).

5. A pipe welding device according to claim 1, characterized in that: The gear (303) and the fixed gear ring (305) are meshed and driven, and both are made of 45# steel.

6. A pipe welding device according to claim 1, characterized in that: The fixed gear ring (305) is bolted to the fixed plate (204), and the pulley (304) is slidably connected to the inner ring of the fixed gear ring (305).

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