CN212384950U

CN212384950U - Positioning device for pipeline welding

Info

Publication number: CN212384950U
Application number: CN201922417295.3U
Authority: CN
Inventors: 梅磊; 贾建伟
Original assignee: Hangzhou Forklift Truck Co ltd
Current assignee: Hangzhou Forklift Truck Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-01-22
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a pipeline welding technology field just discloses a positioner is used in pipeline welding, which comprises a frame, the bilateral symmetry of frame is provided with the connecting rod, two fixedly connected with support ring between the connecting rod, and fixedly connected with bracing piece on one side lateral wall of support ring, the one end and the frame fixed connection of bracing piece, first slide rail has been seted up on the lateral wall of support ring, and the bottom of first slide rail has seted up annular opening, sliding connection has two first sliders in the first slide rail, the second slide rail has been seted up to the symmetry on the both sides lateral wall of first slide rail, sliding connection has the second slider in the second slide rail, and adopts fixed connection, two between second slider and the first slider equal fixedly connected with telescopic link on one side lateral wall of first slider. The positioning device for welding the pipeline can shorten the time of interruption of welding work and improve the welding quality.

Description

Positioning device for pipeline welding

Technical Field

The utility model relates to a pipeline welding technical field specifically is a positioner is used in pipeline welding.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. The existing overhead pipeline installation often adopts chain block hoist to hoist one of them section pipeline and welds, lack welding position device and result in the easy drunkenness of pipeline position, be unfavorable for the welding, it provides a positioner for pipeline welding to retrieve chinese patent number CN204935014U, the device has ensured that the butt joint width of two pipelines is unanimous through adjusting the pipeline position, and the pipeline after the location is difficult for the drunkenness, be convenient for weld, welding quality has been improved, but the device can't adjust welding angle after pressing from both sides tight pipeline, it just can weld to need the staff to remove the welding station, it can lead to the welding to take place to interrupt to remove the station, thereby influence the welding quality of pipeline.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a positioner is used in pipeline welding possesses the advantage that can adjust welding angle, has solved the problem that the background art provided.

(II) technical scheme

In order to realize the above purpose of adjusting the welding angle, the utility model provides a following technical scheme: a positioning device for pipeline welding comprises a rack, wherein connecting rods are symmetrically arranged on two sides of the rack, a support ring is fixedly connected between the two connecting rods, a supporting rod is fixedly connected to one side wall of the support ring, one end of the supporting rod is fixedly connected with the rack, a first slide rail is arranged on the side wall of the support ring, an annular opening is arranged at the bottom of the first slide rail, two first slide blocks are slidably connected in the first slide rail, second slide rails are symmetrically arranged on the side walls of the two sides of the first slide rail, a second slide block is slidably connected in the second slide rail, the second slide block is fixedly connected with the first slide blocks, telescopic rods are fixedly connected to the side walls of the two first slide blocks, a connecting plate is fixedly connected to one end of each telescopic rod, a clamping block is fixedly connected to one side wall of the connecting plate, and a semicircular groove is formed in each clamping block, the connecting plate, the clamping block and the first sliding block are connected through a clamping bolt.

Preferably, a fixing hole is formed in the side wall of one side of the first sliding block, an internal thread is formed in the fixing hole, and a fixing bolt is arranged in the fixing hole.

Preferably, the telescopic link includes the sleeve pipe, sliding connection has the slide in the sleeve pipe, and fixedly connected with outer pole on one side lateral wall of slide, sheathed tube one end is provided with the annular and keeps off the shoulder, and outer pole runs through the annular and keep off the shoulder setting, slide and annular keep off and pass through compression spring fixed connection between the shoulder.

Preferably, the side wall of the semicircular groove is fixedly connected with a buffer device, the buffer device is a rubber buffer pad, and a strip-shaped anti-slip groove is formed in the side wall of one side of the buffer pad.

Preferably, a connecting hole is formed in the side wall of one side of the connecting plate, an internal thread is formed in the connecting hole, a connecting groove is formed in the side wall of one side of the clamping block, an internal thread identical to the connecting hole is formed in the connecting groove, and the connecting plate is connected with the clamping block through a connecting bolt.

Preferably, an installation groove is formed in the side wall of one side of the sliding plate, an internal thread is formed in the installation groove, an external thread is formed in the side wall of one side of the outer rod, and the sliding plate is connected with the outer rod through the thread.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this positioner for pipeline welding can loosen fixing bolt when the clamp splice presss from both sides tight pipeline through the first slider and the first slide rail that set up, through rotating clamping bolt for first slider slides along first slide rail, and so the welder does not need the shift position, only needs to rotate clamping bolt and just can accomplish the welding of whole pipeline, can subtract the time that short weldment work is interrupted, has improved the welded quality.

2. This positioner for pipeline welding through parts such as clamp splice and positioning bolt that set up, can adjust the position of pipeline through positioning bolt for two treat that the junction aligns inseparabler between the welded pipeline, and can not take place to rock in welding process, improved welded quality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the telescopic rod of the present invention;

fig. 4 is a schematic view of the connection structure of the support ring, the second slide rail, the second slide block, etc. of the present invention.

In the figure: 1. a frame; 2. a connecting rod; 3. a support ring; 4. a first slide rail; 5. a support bar; 6. a first slider; 7. clamping the bolt; 8. a telescopic rod; 9. a connecting plate; 10. a clamping block; 11. a semicircular groove; 12. fixing the bolt; 13. a compression spring; 14. an annular shoulder; 15. an outer rod; 16. a sleeve; 17. a slide plate; 18. and a second slider.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a positioning device for pipeline welding includes a frame 1, connecting rods 2 are symmetrically disposed on two sides of the frame 1, a support ring 3 is fixedly connected between the two connecting rods 2, a support rod 5 is fixedly connected to a side wall of the support ring 3, one end of the support rod 5 is fixedly connected to the frame 1, a first slide rail 4 is disposed on a side wall of the support ring 3, an annular opening is disposed at the bottom of the first slide rail 4, two first sliders 6 are slidably connected to the first slide rail 4, a fixing hole is disposed on a side wall of the first slider 6, an internal thread is disposed in the fixing hole, a fixing bolt 12 is disposed in the fixing hole, and the fixing bolt 12 can fix the first slider 6 in the pipeline welding process to prevent the first slider from shaking, thereby improving the welding quality.

The side walls of two sides of the first slide rail 4 are symmetrically provided with a second slide rail, the second slide rail is connected with a second slide block 18 in a sliding way, the second slide block 18 is fixedly connected with the first slide block 6, the side walls of one side of the two first slide blocks 6 are respectively connected with a telescopic rod 8 in a welding way, the telescopic rod 8 comprises a sleeve pipe 16, the sleeve pipe 16 is connected with a slide plate 17 in a sliding way, the side wall of one side of the slide plate 17 is fixedly connected with an outer rod 15, the side wall of one side of the slide plate 17 is provided with a mounting groove, an internal thread is arranged in the mounting groove, the side wall of one side of the outer rod 15 is provided with an external thread, the slide plate 17 is connected with the outer rod 15 through a thread, the telescopic rod 8 can be conveniently mounted and dismounted through the arranged thread connection, one end of the sleeve pipe 16 is provided with an annular retaining shoulder 14, the, the telescopic rod 8 is arranged to fix the connecting plate 9, and simultaneously, the clamping work of the pipeline can be completed through the self shrink fit clamping block 10, one end of the telescopic rod 8 is fixedly connected with the connecting plate 9, the clamping block 10 is fixedly connected on one side wall of the connecting plate 9, a connecting hole is formed on one side wall of the connecting plate 9, an internal thread is formed in the connecting hole, a connecting groove is formed in one side wall of the clamping block 10, the same internal thread as the connecting hole is formed in the connecting groove, the connecting plate 9 is connected with the clamping block 10 through a connecting bolt, the installation and the disassembly between the clamping block 10 and the connecting plate 9 can be facilitated through the arranged connecting bolt, a semicircular groove 11 is formed in the clamping block 10, a buffer device is fixedly connected on the side wall of the semicircular groove 11, the buffer device is a rubber buffer pad, and a strip-, the rubber buffer pad that sets up can reduce the damage that the clamp splice 10 led to the fact the pipeline lateral wall in the clamping process, the bar antiskid ribbed tile of seting up simultaneously can alleviate the relative slip between pipeline and the clamp splice 10, connecting plate 9, be connected through clamp bolt 7 between clamp splice 10 and the first slider 6, connecting plate 9, all set up in clamp splice 10 and the first slider 6 with clamp bolt 7's screw thread assorted mounting hole and spread groove, clamp bolt 7 can make clamp splice 10 and connecting plate 9 take place to remove through the screw feed, thereby make clamp splice 10 press from both sides the pipeline tightly.

The working principle is as follows: when the pipeline needs to be welded, a worker adjusts the position between the two clamping blocks 10 by screwing the clamping bolt 7, then places the pipeline in the semicircular groove 11 of one of the clamping blocks 10, aligns the two pipelines to be welded, screws the fixing bolt 12 again, and enables the two clamping blocks 10 to clamp the pipeline through feeding movement of the fixing bolt 12, so that the pipeline to be welded is prevented from shaking.

Further, after the pipeline welding of one side is accomplished, fixing bolt 12 is loosened to the staff, then through rotating clamping bolt 7, clamping bolt 7 can slide along first slide rail 4 through first slider 6, thereby make clamping bolt 7 take welding pipeline to take place rotatoryly, the pipeline can make welded position change owing to the rotation, the staff is after adjusting welded position, again through fixing bolt 12 with first slider 6 fixed, then welding at the position that does not have the welded to two pipelines, can not take place the change of station like this in welding process, can subtract the time that welding work is interrupted, the staff's of not only being convenient for weldment, the welded quality has also been improved simultaneously.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a positioner is used in pipeline welding, includes frame (1), its characterized in that: the connecting rods (2) are symmetrically arranged on two sides of the rack (1), the support ring (3) is fixedly connected between the two connecting rods (2), the supporting rod (5) is fixedly connected on the side wall of one side of the support ring (3), one end of the supporting rod (5) is fixedly connected with the rack (1), the side wall of the support ring (3) is provided with a first slide rail (4), the bottom of the first slide rail (4) is provided with an annular opening, the first slide rail (4) is connected with two first slide blocks (6) in a sliding manner, the side walls of two sides of the first slide rail (4) are symmetrically provided with second slide rails, the second slide rails are connected with second slide blocks (18) in a sliding manner, the second slide blocks (18) are fixedly connected with the first slide blocks (6), and the telescopic rods (8) are fixedly connected on the side walls of one side of the two first slide blocks (6), one end fixedly connected with connecting plate (9) of telescopic link (8), and fixedly connected with clamp splice (10) on one side lateral wall of connecting plate (9), seted up half slot (11) in clamp splice (10), be connected through clamping bolt (7) between connecting plate (9), clamp splice (10) and first slider (6).

2. The positioning device for welding the pipeline according to claim 1, wherein: a fixing hole is formed in the side wall of one side of the first sliding block (6), an internal thread is formed in the fixing hole, and a fixing bolt (12) is arranged in the fixing hole.

3. The positioning device for welding the pipeline according to claim 1, wherein: telescopic link (8) include sleeve pipe (16), sliding connection has slide (17) in sleeve pipe (16), and fixedly connected with outer pole (15) on one side lateral wall of slide (17), the one end of sleeve pipe (16) is provided with annular fender shoulder (14), and outer pole (15) run through annular fender shoulder (14) and set up, slide (17) and annular fender pass through compression spring (13) fixed connection between shoulder (14).

4. The positioning device for welding the pipeline according to claim 1, wherein: fixedly connected with buffer on the lateral wall of semicircle groove (11), buffer is the rubber blotter, and has seted up bar antiskid ribbed tile on one side lateral wall of blotter.

5. The positioning device for welding the pipeline according to claim 2, wherein: the connecting device is characterized in that a connecting hole is formed in the side wall of one side of the connecting plate (9), an internal thread is formed in the connecting hole, a connecting groove is formed in the side wall of one side of the clamping block (10), the internal thread identical to the connecting hole is formed in the connecting groove, and the connecting plate (9) is connected with the clamping block (10) through a connecting bolt.

6. The positioning device for pipe welding according to claim 3, wherein: the sliding plate is characterized in that a mounting groove is formed in the side wall of one side of the sliding plate (17), an internal thread is formed in the mounting groove, an external thread is formed in the side wall of one side of the outer rod (15), and the sliding plate (17) is connected with the outer rod (15) through the thread.