Pipeline welding device with positioning structure

Abstract

The utility model relates to the technical field of hydraulic pipe welding, and discloses a pipeline welding device with a positioning structure, which comprises a base, an annular frame is fixedly mounted on the upper surface of the base, a sliding block is slidably connected to the inner wall of the annular frame, a welding gun is fixedly mounted at the top of the sliding block, and the positioning structure is fixedly mounted on the welding gun. According to the pipeline welding device with the positioning structure, six sets of clamping jaws can synchronously rotate and get away from one another by pushing a lantern ring to be matched with a connecting rod, at the moment, a hydraulic pipe can be placed among the six sets of clamping jaws, and then the lantern ring is loosened to be matched with a spring and the connecting rod to enable the six sets of clamping jaws to synchronously rotate and get close to one another; and meanwhile, the hydraulic pipe can be clamped through cooperation with the rubber block, so that positioning of the hydraulic pipe is completed, through the clamping mode of the lantern ring, the connecting rod, the clamping jaw and the rubber block, the pipeline can be rapidly positioned, and the hydraulic pipe clamp can be suitable for hydraulic pipes with different pipe diameters and is more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic pipe welding, in particular to a pipeline welding device with a positioning structure. Background Art

[0002] Hydraulic pipes are oil transport pipelines used for hydraulic equipment. When laying pipelines, if the pipelines need to be lengthened, multiple groups of pipelines can be spliced ​​together by welding.

[0003] According to a disclosed pipeline welding device that is easy to position (publication number: CN219704024U), in the above application, a cross bar and a limit block are provided. During use, the second clamping block and the first clamping block can be quickly connected through the cooperation between the limit block and the cross bar, so that the staff can place or remove the pipeline easily. The whole operation process is relatively convenient, which can effectively improve the staff's welding efficiency of the pipeline.

[0004] Although the device can complete the installation or removal of the pipeline by quickly docking the second clamping block with the first clamping block, if it is desired to position and dock pipelines of various different diameters, multiple sets of clamping tiles need to be repeatedly disassembled and installed, which is very troublesome to use. Utility Model Content

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

[0006] To achieve the above object, the utility model provides the following technical solutions: a pipeline welding device with a positioning structure, comprising a base, an annular frame is fixedly installed on the upper surface of the base, a slider is slidably connected to the inner wall of the annular frame, a welding gun is fixedly installed on the top of the slider, a slide groove is provided on the base, a sleeve is slidably connected to the inner wall of the slide groove, a positioning mechanism for positioning the pipeline is provided on the sleeve, and hydraulic pipes of different diameters can be quickly positioned by setting the positioning mechanism, and the positioning mechanism comprises:

[0007] A clamping jaw, one end of which is hinged to the inner wall of the sleeve, and a rubber block is fixedly mounted on the other end of the clamping jaw, and the hydraulic pipe can be clamped by arranging the clamping jaw in conjunction with the rubber block;

[0008] A collar, the collar is slidably connected to the outer wall of the sleeve, a spring is fixedly installed on the side wall of the collar, one end of the spring away from the collar is fixedly installed on the side wall of the sleeve, the collar is arranged to cooperate with the connecting rod to drive the clamping claw to rotate, and the collar can be pushed to reset by arranging the spring;

[0009] A connecting rod, one end of which is hinged to the outer wall of the clamping jaw, and the other end of which is hinged to the inner wall of the collar.

[0010] Preferably, the inner wall of the slide groove is rotatably connected with a bidirectional screw rod, and the bidirectional screw rod passes through the base and is fixedly provided with a handle. By arranging the bidirectional screw rod, the two sets of sleeves can be driven to move synchronously in opposite directions on the inner wall of the slide groove.

[0011] Preferably, the bidirectional screw rod is rotatably connected to the penetration point of the base.

[0012] Preferably, the sleeves are provided in two groups, and the two groups of sleeves are mirror-imaged and arranged on both sides of the annular frame with the annular frame as the central axis.

[0013] Preferably, the inner wall of the sleeve is threadedly connected to the outer wall of the bidirectional screw.

[0014] Preferably, the clamping jaws are provided in six groups, and the six groups of the clamping jaws are evenly arranged on the inner wall of the sleeve in a circular array with the sleeve as the center point.

[0015] Compared with the prior art, the utility model provides a pipeline welding device with a positioning structure, which has the following beneficial effects:

[0016] 1. The pipeline welding device with a positioning structure can make six groups of clamps rotate synchronously and move away from each other by pushing the collar and the connecting rod. At this time, the hydraulic pipe can be placed between the six groups of clamps, and then the collar is loosened to cooperate with the spring and the connecting rod to make the six groups of clamps rotate synchronously and move closer to each other. At the same time, the hydraulic pipe can be clamped by the rubber block, so as to complete the positioning of the hydraulic pipe. By adopting the clamping method of the collar, the connecting rod, the clamping claw and the rubber block, not only can the pipeline be quickly positioned, but also it can be applicable to hydraulic pipes of different diameters, which is more convenient to use.

[0017] 2. The pipeline welding device with a positioning structure can drive the two sets of casings to move synchronously in opposite directions on the inner wall of the slide groove by rotating the bidirectional screw rod with a handle, so that the gap between the hydraulic pipes clamped by the clamps on the inner walls of the two sets of casings can be freely adjusted. The reserved weld size is different due to the different thickness of the pipelines. Therefore, the spacing between the two sets of pipelines can be freely adjusted according to the different thicknesses of the pipelines, which greatly improves the practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the overall explosion structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0021] Figure 4For this utility model Figure 3 A is an enlarged structural diagram of FIG.

[0022] In the figure: 1. base; 2. ring frame; 3. slider; 4. welding gun; 5. slide groove; 6. sleeve; 7. positioning mechanism; 71. clamping claw; 72. collar; 73. connecting rod; 74. rubber block; 75. spring; 76. bidirectional screw rod; 77. handle. DETAILED DESCRIPTION

[0023] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a pipeline welding device with a positioning structure, including a base 1, an annular frame 2 is fixedly installed on the upper surface of the base 1, a slider 3 is slidably connected to the inner wall of the annular frame 2, a welding gun 4 is fixedly installed on the top of the slider 3, the welding gun 4 can be driven to move by pushing the slider 3, so that the pipeline can be welded conveniently, the welding gun 4 is the prior art, so it is not described in detail here, a slide groove 5 is opened on the base 1, and two groups of sleeves 6 are slidably connected to the inner wall of the slide groove 5, the two groups of sleeves 6 are mirror-arranged on both sides of the annular frame 2 with the annular frame 2 as the central axis, and a positioning mechanism 7 for positioning the pipeline is arranged on the sleeve 6, and hydraulic pipes of different diameters can be quickly positioned by setting the positioning mechanism 7.

[0024] The positioning mechanism 7 includes a clamping jaw 71, a collar 72, a connecting rod 73, a rubber block 74, a spring 75, a bidirectional screw rod 76, and a handle 77; one end of the clamping jaw 71 is hinged to the inner wall of the sleeve 6, and the other end of the clamping jaw 71 is fixedly installed with a rubber block 74. The clamping jaw 71 is provided with six groups, and the six groups of clamping jaws 71 are evenly arranged on the inner wall of the sleeve 6 in a circular array with the sleeve 6 as the center point. The collar 72 is pushed toward one end close to the annular frame 2. At this time, the six groups of connecting rods 73 on the inner wall of the collar 72 are The six groups of clamping jaws 71 can be made to rotate synchronously and move away from each other. At this time, the hydraulic pipe can be placed between the six groups of clamping jaws 71, and then the collar 72 can be loosened and the collar 72 can be pushed toward the end away from the annular frame 2 by the elastic force of the spring 75. At this time, the six groups of clamping jaws 71 can be made to rotate synchronously and move closer to each other through the six groups of connecting rods 73 until the clamping jaws 71 drive the rubber block 74 to fit the outer wall of the hydraulic pipe. The hydraulic pipe can be clamped by the clamping jaws 71 in cooperation with the rubber block 74, and the clamping method of the collar 72 in cooperation with the connecting rod 73 and the clamping jaws 71 can be suitable for hydraulic pipes of different diameters. The collar 72 is slidably connected to the outer wall of the casing 6, and a spring 75 is fixedly installed on the side wall of the collar 72. The end of the spring 75 away from the collar 72 is fixedly installed on the side wall of the casing 6. The collar 72 can be pushed toward the end away from the annular frame 2 by the elastic force of the spring 75, so that the collar 72 slides and resets. One end of the connecting rod 73 is hinged to the outer wall of the clamping jaw 71, and the other end of the connecting rod 73 is hinged to the outer wall of the On the inner wall of the ring 72, the connecting rod 73 can drive the clamping claw 71 to rotate through the movement of the ring 72. One end of the two-way screw rod 76 is rotatably connected to the inner wall of the slide groove 5. The other end of the two-way screw rod 76 passes through the base 1 and is fixed with a handle 77. The two-way screw rod 76 is rotatably connected to the penetration point of the base 1. The inner wall of the sleeve 6 is threadedly connected to the outer wall of the two-way screw rod 76. By rotating the two-way screw rod 76 with the handle 77, the two groups of sleeves 6 can be synchronously moved in opposite directions on the inner wall of the slide groove 5.

[0025] Working principle: first push the collar 72 toward the end close to the annular frame 2, at this time the collar 72 will compress the spring 75 and pull the connecting rod 73, so that the connecting rod 73 pulls the clamping jaw 71, so that the clamping jaw 71 rotates, at this time the six groups of connecting rods 73 on the inner wall of the collar 72 can make the six groups of clamping jaws 71 rotate synchronously and move away from each other, at this time the hydraulic pipe can be placed between the six groups of clamping jaws 71 and passed through the sleeve 6, and then the collar 72 is loosened, and at the same time the elastic force of the spring 75 can be used to push the collar 72 toward the end away from the annular frame 2, so that the collar 72 slides and resets, at the same time the collar 72 will push the connecting rod 73, so that the connecting rod 73 pushes the clamping jaw 71, so that the clamping jaw 71 rotates, at this time the six groups of connecting rods 73 can make the six groups of clamping jaws 71 rotate The two groups of hydraulic pipes are placed in the two groups of sleeves 6 respectively, and the two-way screw rod 76 is rotated by the handle 77 to drive the two groups of sleeves 6 to move synchronously on the inner wall of the slide groove 5 and approach each other, so that the hydraulic pipes clamped by the clamps 71 on the inner walls of the two groups of sleeves 6 can be approached to each other, and the gap between the two groups of hydraulic pipes is adjusted to a suitable size, thereby completing the positioning of the two groups of hydraulic pipes, and then using the welding gun 4 to weld the two groups of pipes.

[0026] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A pipeline welding device with a positioning structure, comprising a base (1), characterized in that: An annular frame (2) is fixedly mounted on the upper surface of the base (1), a slider (3) is slidably connected to the inner wall of the annular frame (2), a welding gun (4) is fixedly mounted on the top of the slider (3), a slide groove (5) is provided on the base (1), a sleeve (6) is slidably connected to the inner wall of the slide groove (5), and a positioning mechanism (7) for positioning a pipeline is provided on the sleeve (6), and the positioning mechanism (7) comprises: A clamping jaw (71), one end of the clamping jaw (71) is hinged to the inner wall of the sleeve (6), and the other end of the clamping jaw (71) is fixedly mounted with a rubber block (74); A collar (72), the collar (72) being slidably connected to the outer wall of the sleeve (6), a spring (75) being fixedly mounted on the side wall of the collar (72), and one end of the spring (75) away from the collar (72) being fixedly mounted on the side wall of the sleeve (6); A connecting rod (73), one end of which is hinged to the outer wall of the clamping jaw (71), and the other end of which is hinged to the inner wall of the collar (72).

2. A pipeline welding device with a positioning structure according to claim 1, characterized in that: The inner wall of the slide groove (5) is rotatably connected to a bidirectional screw rod (76), and the bidirectional screw rod (76) passes through the base (1) and is fixedly mounted with a handle (77).

3. The pipeline welding device with a positioning structure according to claim 2, characterized in that: The bidirectional screw rod (76) is rotatably connected to the penetration point of the base (1).

4. The pipeline welding device with a positioning structure according to claim 1, characterized in that: The sleeves (6) are provided in two groups, and the two groups of sleeves (6) are mirror-imaged and arranged on both sides of the annular frame (2) with the annular frame (2) as the central axis.

5. The pipeline welding device with a positioning structure according to claim 1, characterized in that: The inner wall of the sleeve (6) is threadedly connected to the outer wall of the bidirectional screw rod (76).

6. The pipeline welding device with a positioning structure according to claim 1, characterized in that: The clamping jaws (71) are provided in six groups, and the six groups of clamping jaws (71) are evenly arranged on the inner wall of the sleeve (6) in a circular array with the sleeve (6) as the center point.

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