CN210878380U

CN210878380U - Auxiliary tool for welding pressure pipeline

Info

Publication number: CN210878380U
Application number: CN201921499854.3U
Authority: CN
Inventors: 吕鹏
Original assignee: Zhejiang Kaishan Energy Equipment Co ltd
Current assignee: Zhejiang Kaishan Energy Equipment Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-30
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a pipeline under pressure welding auxiliary fixtures, including four locating racks, two end frames, two bottom plates and two crossbeams, it has the through-hole that is upper and lower distribution to open on the outer wall of locating rack one side, and the equal joint in both ends of through-hole has a bearing, and is two relative all pegging graft between the bearing has the cross axle, all cup jointed the locating wheel on the outer wall of cross axle, and wrapped up on the locating wheel outer wall and had the frictional layer, the bottom welding of locating rack has the slider that is the equidistance and distributes, and all opens spacing screw on two opposite one side outer walls of slider of same locating rack bottom, the welding has the slide rail about the central line symmetry on the top outer wall of bottom plate. The utility model discloses enable pipeline under pressure earlier fixed with each position before the welding, improve later stage welding jobs's efficiency, guaranteed the welding precision of work piece, improve the finished product quality, can both play accurate fixed effect to the pipeline under pressure of different specifications.

Description

Auxiliary tool for welding pressure pipeline

Technical Field

The utility model relates to a welding auxiliary fixtures technical field especially relates to a pipeline under pressure welding auxiliary fixtures.

Background

The welding auxiliary tool is widely applied to welding and detection systems of steel structures, various vehicle body manufacturing, rail traffic welding, bicycle and motorcycle manufacturing, engineering machinery, frames and boxes, pressure pipelines, robot welding, sheet metal processing, metal furniture, equipment assembly, industrial pipelines (flanges) and the like.

But present welding auxiliary fixtures do not have the function that can carry out accurate location to pressure conduit to can not adjust size and interval in order to adapt to the pressure conduit of different models, consequently, need to design a pressure conduit welding auxiliary fixtures and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the pipeline under pressure welding auxiliary fixtures that provide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pressure pipeline welding auxiliary tool comprises four positioning frames, two end frames, two bottom plates and two cross beams, wherein through holes distributed up and down are formed in the outer wall of one side of each positioning frame, bearings are clamped at two ends of each through hole, a cross shaft is inserted between the two opposite bearings, positioning wheels are sleeved on the outer walls of the cross shafts, friction layers are wrapped on the outer walls of the positioning wheels, sliders distributed equidistantly are welded at the bottoms of the positioning frames, limiting screw holes are formed in the outer walls, opposite to the sliders, of the two sliders at the bottoms of the same positioning frame, sliding rails symmetrical about a central line are welded on the outer wall of the top of each bottom plate, baffle plates are welded on the outer walls on two sides of the top of each bottom plate and are vertically abutted against two ends of the sliding rails respectively, limiting grooves symmetrical about the central line are formed in the outer walls on two sides of the cross beams, and limiting bolts are inserted in the limiting grooves, open on the outer wall at crossbeam top has the equidistance to be the guide way that the rectangle distributes, and guide way and spacing groove link up, adjacent two it has the race to open between the guide way, it has the spout with slide rail looks adaptation to open on the outer wall of crossbeam bottom, all be provided with the handle groove on the outer wall at crossbeam both ends, and two handle grooves all link up with adjacent spout, two all peg graft in the handle groove and have spacing handle, the welding has the stand on the top outer wall of end frame, it has the ladder groove to open on the outer wall of stand one side, it has the ladder bolt to peg graft in the ladder groove, and has the basin frame through ladder bolt connection on one side outer wall of stand.

Further, the neck of ladder bolt is provided with the ladder, and the ladder joint is in the ladder inslot.

Furthermore, a through fixing hole is formed in the outer wall of one side of the basin stand, and the fixing holes are distributed annularly.

Further, spacing handle include the handle and with handle welded runner, the central department fixedly connected with locating piece of the positive outer wall of runner, and it has the spiral helicine contact wheel to bond on the outer wall of runner one side.

Furthermore, the cross-section of two slide rails is right triangle structure, and all is provided with the contact layer on the opposite one side outer wall of two slide rails.

Furthermore, the stand welding is on the outer wall of crossbeam one side, the spout joint of crossbeam bottom is on the slide rail at bottom plate top, and contact wheel and contact layer swing joint on the spacing handle, the slider on the outer wall of locating rack bottom is pegged graft in the guide way, and just spacing bolt passes through threaded connection in spacing screw.

The utility model has the advantages that:

1. through the locating rack and the end frame that set up, can fix pipeline under pressure radially and axial, enable pipeline under pressure earlier and fix each position before the welding, improve later stage welding operation's efficiency, guaranteed the welding precision of work piece.

2. Through adjustable locating rack, end frame and the crossbeam that sets up, enable auxiliary fixtures to adapt to the pipeline under pressure of different models, can both play accurate fixed effect to the pipeline under pressure of different specifications, make the welding seam quality obtain effectual promotion to make pipeline under pressure's bearing capacity promote greatly, also improved pipeline under pressure's life.

3. Through the fixed orifices that sets up on the basin frame, can carry out the accurate positioning to the end cover through the pressure pipeline end cover is equipped with, can prevent simultaneously that the end cover from unexpected landing when fixed from causing the incident.

Drawings

Fig. 1 is a schematic structural view of a pressure pipe welding auxiliary tool provided by the present invention;

fig. 2 is a schematic structural view of a positioning frame of the auxiliary tool for welding a pressure pipe according to the present invention;

fig. 3 is a schematic structural view of a bottom plate of the auxiliary welding fixture for pressure pipes according to the present invention;

fig. 4 is a schematic structural view of an end frame cross beam of the auxiliary tool for welding a pressure pipe, which is provided by the present invention;

fig. 5 is a schematic structural view of an end frame of the auxiliary tool for welding a pressure pipe according to the present invention;

fig. 6 is a schematic structural view of a stepped bolt of the auxiliary tool for welding a pressure pipe according to the present invention;

fig. 7 is a schematic structural view of a limiting handle of the auxiliary tool for welding a pressure pipe according to the present invention;

fig. 8 is the utility model provides a stand structure sketch map of pipeline under pressure welding auxiliary fixtures.

In the figure: the device comprises a positioning frame 1, an end frame 2, a bottom plate 3, a cross beam 4, a bearing 5, a cross shaft 6, a sliding block 7, a limit screw hole 8, a positioning wheel 9, a friction layer 10, a sliding rail 11, a baffle plate 12, a contact layer 13, a guide groove 14, a limit handle 15, a limit groove 16, a sliding groove 17, a handle groove 18, a wheel groove 19, a fixing hole 20, a stepped bolt 21, a vertical column 22, a stepped groove 23, a basin frame 24, a step 25, a positioning block 26, a rotating wheel 27, a handle 28 and a contact wheel 29.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-8, a pressure pipeline welding auxiliary tool comprises four positioning frames 1, two end frames 2, two bottom plates 3 and two cross beams 4, wherein the outer wall of one side of each positioning frame 1 is provided with a through hole which is distributed up and down, two ends of the through hole are respectively clamped with a bearing 5 to prevent the cross shaft 6 from directly rubbing against the positioning frame 1, the cross shaft 6 is inserted between the two opposite bearings 5, the outer wall of the cross shaft 6 is respectively sleeved with a positioning wheel 9 for main positioning of a pressure pipeline, the outer wall of the positioning wheel 9 is wrapped with a friction layer 10 to increase friction force to prevent the pressure pipeline from loosening, the bottom of each positioning frame 1 is welded with sliders 7 which are distributed equidistantly, the outer wall of one side of each slider 7 at the bottom of the same positioning frame 1 is provided with a limiting screw hole 8, the position of the positioning frame 1 is limited by matching with a limiting bolt, the outer wall at the top of the bottom plates 3 is welded with slide rails 11 which are symmetrical, the outer walls of two sides of the top of the bottom plate 3 are respectively welded with a baffle plate 12 to prevent the crossbeam 4 from falling out of the bottom plate 3 and injuring people, the two baffle plates 12 are respectively vertically abutted against two ends of a slide rail 11, the outer walls of two sides of the crossbeam 4 are respectively provided with a limiting groove 16 which is symmetrical about a central line, a limiting bolt is inserted in the limiting groove 16, the outer wall of the top of the crossbeam 4 is provided with guide grooves 14 which are equidistantly and rectangularly distributed, the guide grooves 14 are communicated with the limiting grooves 16, a wheel groove 19 is arranged between two adjacent guide grooves 14 to prevent the positioning wheel 9 from rubbing with the positioning frame 1, the outer wall of the bottom of the crossbeam 4 is provided with a slide groove 17 which is matched with the slide rail 11 to enable the crossbeam to longitudinally move 4, the outer walls of two ends of the crossbeam 4 are respectively provided with a handle groove 18, the two handle grooves 18 are communicated with the adjacent slide grooves 17, limiting handles 15 are respectively inserted in the two handle grooves 18 and, a stepped groove 23 is formed in the outer wall of one side of the upright column 22, a stepped bolt 21 is inserted in the stepped groove 23 and used for positioning the basin stand 24, and the outer wall of one side of the upright column 22 is connected with the basin stand 24 and a pressure pipeline end cover through the stepped bolt 21.

Further, the neck of the stepped bolt 21 is provided with a step 25, and the step 25 is clamped in the step groove 23 to prevent the basin stand 24 from slipping off due to overweight.

Furthermore, a through fixing hole 20 is formed in the outer wall of one side of the basin frame 24, the end cover is accurately positioned through equipment on the pressure pipeline end cover, and the fixing holes 20 are distributed annularly.

Further, the limiting handle 15 comprises a handle 28 and a rotating wheel 27 welded with the handle 28, a positioning block 26 is fixedly connected to the center of the outer wall of the front surface of the rotating wheel 27, and a spiral contact wheel 29 is bonded to the outer wall of one side of the rotating wheel 27, so that the limiting handle 15 can compress the contact layer 13 of the sliding rail when rotating.

Further, the cross sections of the two slide rails 11 are both in a right-angled triangle structure, and the outer wall of one side of the two slide rails 11 opposite to each other is provided with a contact layer 13, so that the friction force between the contact layer and the contact wheel 29 is increased.

Further, stand 22 welds on the outer wall of crossbeam 4 one side, and the spout 17 joint of crossbeam 4 bottom is on the slide rail 11 at bottom plate 3 top, and contact wheel 29 and contact layer 13 swing joint on the spacing handle 15, and slider 7 on the outer wall of locating rack bottom is pegged graft in guide way 14, and just spacing bolt passes through threaded connection in spacing screw 8.

The working principle is as follows: when the positioning device is used, the two bottom plates 3 are fixedly connected to a working plane in parallel through bolts, the limiting handle 15 is clamped into the handle groove 18, the sliding groove 17 at the bottom of the cross beam 4 is clamped on the sliding rail 11, the contact layer 13 is in contact with the contact wheel 29, the basin frame 24 is fixedly connected to the upright post 22 through the stepped bolt 21 and the stepped groove 23, the bearing 5 is clamped at two ends of the through hole of the positioning frame 1, the positioning wheel 9 is fixed on the positioning frame 1 through the transverse shaft 6 to form rotary connection, the sliding block 7 at the bottom of the positioning frame 1 is inserted into the guide groove 14, the positioning wheel 9 is inserted into the wheel groove 19 at the moment, and the limiting bolt is inserted into the limiting screw hole 8 from the limiting groove 16; when the pressure pipeline welding device works, the distance between the two cross beams 4 is adjusted according to the specification of the pressure pipeline to be welded, the limiting handle 15 is rotated through the handle 28 when the distance is proper, the contact wheel 29 and the contact layer 13 are locked through extrusion, the position of the cross beam 4 is fixed, then the limiting bolt is screwed out to adjust the distance between the two positioning frames 1, the limiting bolt is screwed to fix the position of the mounting frame 1 when the distance is proper, then the pressure pipeline is placed on the mounting frame 1, the stepped bolt 21 is screwed out, the step 25 of the stepped bolt 21 is separated from the step groove 23, the height of the basin frame 24 is adjusted to be matched with the pressure pipeline, then the stepped bolt 21 is screwed in the step groove 23, equipment on the end face of the pressure pipeline is fixed in the fixing hole 20, the pressure pipeline can be directly rotated after the welding seam on one side is welded, the pressure pipeline drives the positioning wheel 9 to rotate, the pressure pipeline drives the basin frame, leaving the other side of the pressure line exposed to a position suitable for welding.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A pressure pipeline welding auxiliary tool comprises four positioning frames (1), two end frames (2), two bottom plates (3) and two cross beams (4), and is characterized in that through holes distributed up and down are formed in the outer wall of one side of each positioning frame (1), bearings (5) are clamped at two ends of each through hole, a cross shaft (6) is inserted between the two opposite bearings (5), positioning wheels (9) are sleeved on the outer walls of the cross shafts (6), friction layers (10) wrap the outer walls of the positioning wheels (9), sliders (7) distributed equidistantly are welded at the bottom of each positioning frame (1), limiting screw holes (8) are formed in the outer walls of two opposite sides of the sliders (7) at the bottom of the same positioning frame (1), and sliding rails (11) symmetrical about a central line are welded on the outer wall of the top of each bottom plate (3), the outer walls of two sides of the top of the bottom plate (3) are respectively welded with a baffle (12), the two baffles (12) are respectively vertically abutted against two ends of the sliding rail (11), the outer walls of two sides of the cross beam (4) are respectively provided with a limiting groove (16) which is symmetrical about a central line, a limiting bolt is inserted in each limiting groove (16), the outer wall of the top of the cross beam (4) is provided with guide grooves (14) which are distributed in a rectangular shape at equal intervals, the guide grooves (14) are communicated with the limiting grooves (16), a wheel groove (19) is arranged between every two adjacent guide grooves (14), the outer wall of the bottom of the cross beam (4) is provided with sliding grooves (17) which are matched with the sliding rail (11), the outer walls of two ends of the cross beam (4) are respectively provided with handle grooves (18), the two handle grooves (18) are respectively communicated with the adjacent sliding grooves (17), and limiting handles (15) are respectively inserted in the two handle grooves (18, the welding has stand (22) on the top outer wall of end frame (2), it has ladder groove (23) to open on the outer wall of stand (22) one side, it has ladder bolt (21) to peg graft in ladder groove (23), and is connected with basin frame (24) through ladder bolt (21) on one side outer wall of stand (22).

2. The auxiliary welding tooling for the pressure pipeline is characterized in that a step (25) is arranged at the neck of the stepped bolt (21), and the step (25) is clamped in the step groove (23).

3. The auxiliary welding fixture for the pressure pipeline according to claim 1, wherein through fixing holes (20) are formed in the outer wall of one side of the basin frame (24), and the fixing holes (20) are distributed annularly.

4. The auxiliary welding fixture for the pressure pipeline according to claim 1, wherein the limiting handle (15) comprises a handle (28) and a rotating wheel (27) welded with the handle (28), a positioning block (26) is fixedly connected to the center of the outer wall of the front side of the rotating wheel (27), and a spiral contact wheel (29) is bonded to the outer wall of one side of the rotating wheel (27).

5. The pressure pipeline welding auxiliary tool according to claim 4, wherein the cross sections of the two slide rails (11) are both in a right-angled triangle structure, and the outer walls of the two slide rails (11) on the opposite sides are both provided with contact layers (13).

6. The pressure pipeline welding auxiliary tool according to claim 5, wherein the upright column (22) is welded on the outer wall of one side of the cross beam (4), a sliding groove (17) in the bottom of the cross beam (4) is clamped on a sliding rail (11) in the top of the bottom plate (3), a contact wheel (29) on the limiting handle (15) is movably connected with the contact layer (13), a sliding block (7) on the outer wall of the bottom of the positioning frame is inserted in the guide groove (14), and the limiting bolt is connected in the limiting screw hole (8) through threads.