CN214109328U

CN214109328U - Pipeline welding robot

Info

Publication number: CN214109328U
Application number: CN202022795572.7U
Authority: CN
Inventors: 冯消冰; 段瑞民; 姚冬东; 桂巧
Original assignee: Beijing Bo Tsing Technology Co Ltd
Current assignee: Beijing Bo Tsing Technology Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-09-03
Anticipated expiration: 2030-11-27

Abstract

The application discloses pipeline welding robot, pipeline welding robot is including walking frame and welding assembly, welding assembly is connected to walking frame, walking frame includes two at least connecting pieces, can connect between the connecting piece, wherein, walking frame moves along the road surface. The pipeline welding robot provided by the application can replace manual welding, so that the labor is saved, and the welding quality is ensured; the welding efficiency can be improved; the walking frame is detachably connected with the welding assembly, the walking frame can be detached, and the welding assembly can be detached, so that the robot can be assembled on site, the occupied space of the robot is reduced, and the robot is convenient to carry; when the walking frame runs, the walking frame does not interfere with an air inlet, an air outlet or a valve on the pipeline and is suitable for pipelines with different diameters.

Description

Pipeline welding robot

Technical Field

The application relates to the technical field of pipeline welding, in particular to a pipeline welding robot.

Background

Pipelines are often used to transport flammable, explosive, toxic, corrosive gases or liquids. With the increase of engineering scale and the development of technology, the pipeline specifications are more and more complicated and various, and the welding requirements are more and more strict.

At present, the butt welding of pipelines generally comprises two methods: one is manual welding, the efficiency is low, the welding quality is unstable, and the working strength is high; the other type is rail semi-automatic welding, a circular rail is arranged on a pipeline, a welding gun is arranged on the circular rail and is in sliding connection with the circular rail, the welding gun can weld around the circumference of the pipeline, and the circular rail can run along the axial direction of the pipeline. If the air inlet pipe, the air outlet pipe or the valve is arranged on the pipeline, the circular track cannot run along the axis direction of the pipeline, and then the method cannot carry out butt welding on the pipeline.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a pipeline welding robot solves above-mentioned problem at least partially.

The utility model provides a pipeline welding robot, which comprises a walking frame and a welding component, wherein the welding component is connected to the walking frame,

the walking frame comprises at least two connecting pieces, the at least two connecting pieces can be connected with each other, and the walking frame moves on the road surface in a walking mode.

As an optimal way to achieve, in operation, the walking frame spans both sides of the pipeline.

And optimally, the at least two connectors comprise a transverse connector and two vertical connectors,

the transverse connecting piece is connected between the two vertical connecting rods, and the transverse connecting piece and the vertical connecting piece can be connected in a detachable mode.

As an optimal mode for realization, the transverse connecting piece is a transverse connecting plate, and two ends of the transverse connecting plate are provided with at least two first through holes with internal threads;

the vertical connecting piece is a vertical connecting rod, and the vertical connecting rod is provided with an external thread matched with the internal thread of the first through hole.

And optimally, the at least two connectors further comprise a clamp connector,

the clamp connector and the vertical connector can be detachably connected,

wherein, the clamp connecting piece and the vertical connecting piece are vertically arranged and are abutted against the pipeline during working.

As the best way to be realized, the vertical connecting piece is a vertical connecting rod which is provided with at least two second through holes with internal threads,

the fixture connecting piece comprises a screw and a chuck, the screw is fixedly connected with the chuck, and the screw is provided with an external thread matched with the internal thread of the second through hole.

And optimally, the at least two connectors further comprise a reinforcing connector,

the reinforcing connector and the vertical connector can be detachably connected.

As an optimal way to be achieved, the vertical connectors are provided with strip-shaped holes, and the reinforcing connectors comprise reinforcing connecting rods.

Preferably, the welding assembly comprises a circular track and a welding torch, wherein the circular track is slidably connected with the welding torch, the circular track comprises at least two arc-shaped tracks, and the arc-shaped tracks can be detachably connected with each other.

The above scheme provided by the application has at least one of the following technical effects: manual welding can be replaced, labor is saved, and welding quality is guaranteed; the welding efficiency can be improved; the walking frame is detachably connected with the welding assembly, the walking frame can be detached, and the welding assembly can be detached, so that the robot can be assembled on site, the occupied space of the robot is reduced, and the robot is convenient to carry; when the walking frame runs, the walking frame does not interfere with an air inlet, an air outlet or a valve on the pipeline and is suitable for pipelines with different diameters.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic structural view of a pipe welding robot according to an embodiment of the present application;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic structural diagram of a welding assembly of a pipe welding robot according to an embodiment of the present application;

10. a walking frame 11, a transverse connecting piece 111, a transverse connecting plate 112, a first through hole 12, a vertical connecting piece 121, a first vertical connecting rod 122, a second vertical connecting rod 123, a second through hole 124, a strip-shaped hole 13, a clamp connecting piece 131, a screw rod 132, a clamping head 14, a reinforcing connecting piece 141, a reinforcing connecting rod 15 and a connecting rod,

20. welding assembly, 21, circular track, 211, upper track, 212, lower track, 213, spout, 214, connecting plate, 22, welder.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. It should be noted that, for the convenience of description, only the portions relevant to the application are shown in the drawings.

In the description of the present application, it is to be understood that the terms "radial," axial, "" upper "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the present application and simplifying the description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "disposed" and "connected" are to be understood in a broad sense, e.g. either fixedly or detachably or integrally connected: may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1 to 3, there is shown a pipe welding robot including a walking frame 10 and a welding assembly 20, the welding assembly 20 being connected to the walking frame 10, the walking frame 10 including at least two connecting members, wherein the walking frame 10 moves along a road surface, for example, the walking frame 10 is provided with rollers, universal wheels or caterpillars so that the walking frame 10 can move along an axial direction of a pipe 30 on the road surface. The walking frame 10 comprises at least two connecting pieces, and the connecting pieces can be fixedly connected, such as welded or riveted; the connection between the connecting pieces can also be detachable, for example a threaded connection, a pin connection or a snap connection. The connecting piece can be a rod piece, a plate piece, a section steel or the like. The welding assembly 20 is capable of butt welding two pipes 30, for example the welding assembly 20 includes a circular track and a welding torch slidably connected to the circular track, the welding torch being capable of welding circumferentially around the pipes 30. The welding assembly 20 is fixedly connected or detachably connected with the walking frame 10.

In the use of the pipe welding robot, the traveling frame 10 travels in the axial direction of the pipes 30, and when the traveling frame 10 travels to the butt joint of two pipes 30, the butt welding of the two pipes 30 is performed by the welding assembly 20.

The pipeline welding robot provided by the application can replace manual welding, so that the labor is saved, and the welding quality is ensured; the welding efficiency can be improved.

Referring to fig. 2, in operation, the walking frame 10 spans both sides of the duct 30, as is practicable and preferred. The walking frame 10 may have a U-shape, an arc shape, an H-shape, or other suitable shape, for example, the walking frame 10 has an inverted U-shape, and the walking frame 10 includes a first portion, a second portion and a third portion connecting the first portion and the second portion, the first portion is located at one side of the duct 30 and spaced apart from the duct 30, and the second portion is located at the other side of the duct 30 and spaced apart from the duct 30; the third part is located above the pipe 30 with a distance from the pipe 30 so that pipes 30 of different diameters can pass through the middle area of the walking frame 10, wherein one side of the pipe and the other side of the pipe are both in a horizontal direction. If the duct 30 is provided with an air inlet, an air outlet, or a valve, etc., when the walking frame 10 operates, the walking frame 10 does not interfere with the air inlet, the air outlet, or the valve, so that the walking frame 10 can operate to a butt position of the two ducts 30.

As shown in fig. 2, as a preferable mode that can be realized, the at least two connectors include a transverse connector 11 and two vertical connectors 12. One end of the transverse connecting piece 11 is connected with one vertical connecting piece 12, the other end of the transverse connecting piece 11 is connected with the other vertical connecting piece 12, and the transverse connecting piece 11 is detachably connected with the vertical connecting piece 12. The transverse connecting piece 11 and the two vertical connecting pieces 12 form an inverted U-shaped walking frame 10. In operation of the pipe welding robot, the traveling frame 10 spans both sides of the pipe 30 with the cross-links 11 positioned above the pipe 30. The welding assembly 20 is connected to the transverse connection 11, and the distance between the transverse connection 11 and the pipe 30 can be adjusted, for example, the axis of the circular track of the welding assembly 20 is aligned with the axis of the pipe 30, so that the welding assembly 20 can better perform the butt welding of the pipe 30. When the pipe welding robot does not work, the pipe welding robot is disassembled so that the welding assembly 20 and the walking frame 10 are independent from each other; the walking frame 10 is disassembled so that the vertical connectors 12 and the horizontal connectors 11 are independent from each other. Accomodate transverse connection spare 11, vertical connecting piece 12 and welded component 20 in box or case, reduce occupation space, conveniently carry.

Specifically, as shown in fig. 2, the transverse connection member 11 includes a transverse connection plate 111, and the vertical connection member 12 includes a first vertical connection rod 121, a second vertical connection rod 122, and two universal wheels. One end of the transverse connecting plate 111 is provided with one or more first through holes 112 with internal threads, and the other end of the transverse connecting plate 111 is provided with one or more first through holes 112 with internal threads. The upper half parts of the first and second vertical connecting rods are provided with external threads, and the universal wheel is connected to the lower ends of the first and second vertical connecting rods. The first vertical connecting rod 121 passes through the first through hole 112 with internal thread at one end of the transverse connecting plate 111, the second vertical connecting rod 122 passes through the first through hole 112 with internal thread at the other end of the transverse connecting plate 111, and the first and second vertical connecting rods are in threaded connection with the transverse connecting plate 111. The welding assembly 20 is connected in the middle of the transverse connecting plate 111, and the distance between the transverse connecting plate 111 and the pipeline 30 is adjusted through the forward rotation or reverse rotation of the first vertical connecting rod and the second vertical connecting rod, so that the longitudinal distance between the welding assembly 20 and the pipeline 30 is adjusted. The distance adjustment between the first vertical connecting rod 121 and the second vertical connecting rod 122 may be achieved by a plurality of first through holes 112 at both ends of the transverse connecting plate 111. The arrangement mode of the walking frame 10 is simple in structure and beneficial to mounting and dismounting the walking frame 10; the distance between the first vertical connecting rod 121 and the second vertical connecting rod 122 may be adjusted, and the distance between the transverse connecting plate 111 and the pipeline 30 may be adjusted, so that the pipelines 30 of different diameters can pass through the middle region of the walking frame 10, and the walking frame 10 does not interfere with the air inlet, the air outlet, or the valve of the pipeline. It should be noted that, here, the "upper half portion" refers to one end of the first and second vertical connecting rods away from the ground, and the "lower end" refers to one end of the first and second vertical connecting rods close to the ground.

As shown in fig. 2, the walking frame 10 further comprises a clamp connection 13 for further optimization. The clamp connecting piece 13 is clamped on the pipeline 30, so that the walking frame 10 is fixed relative to the pipeline 30, the butt welding of the pipeline 30 by the welding assembly 20 is facilitated, and the welding quality is ensured. For example, the clamp connector 13 includes a screw 131 and a clamping head 132, the clamping head 132 may be arc-shaped, rectangular, circular, or the like, and the clamping head 132 is made of silicone material or rubber material. At least two second through holes 123 with internal threads are provided in the first vertical connecting rod 121, and the second through holes 123 are arranged along the length direction of the first vertical connecting rod 121. The screw 131 passes through the second through hole 123, the screw 131 is perpendicular to the first vertical connecting rod 121, and the collet 132 abuts on the pipe 30. Preferably, one nut is fastened to the threaded rod 131 and abuts against the left side of the first vertical connecting rod 121, and the other nut is fastened to the threaded rod 131 and abuts against the right side of the first vertical connecting rod 121. The clamp link 13 and the second vertical connecting rod 122 are connected in the same manner as the clamp link 13 and the first vertical connecting rod 121. Above-mentioned anchor clamps connecting piece 13's mode of setting is favorable to installation or dismantlement between anchor clamps connecting piece 13 and first, two vertical connecting rods, and occupation space is little, convenient to carry. It should be noted that, here, "right side" refers to a side of the first vertical connecting rod 121 close to the pipeline 30, and "left side" refers to a side of the first vertical connecting rod 121 far away from the pipeline 30; the clamp connection 13 may also comprise other configurations or forms.

As shown in fig. 1, the walking frame 10 further includes a reinforcing connecting member 14 for further optimization. The reinforcing connecting piece 14 is connected to a first vertical connecting rod 121, and the first vertical connecting rod 121 is correspondingly connected to two reinforcing connecting pieces 14, wherein the arrangement direction of the reinforcing connecting pieces 14 is perpendicular to the arrangement direction of the clamp connecting piece 13. For example, the reinforcing link 14 includes a reinforcing link 141 and a universal wheel, and a strip-shaped hole 124 is opened at a substantially middle position of the first vertical link 121. One end of the reinforcing connecting rod 141 is fastened at the middle position of the first vertical connecting rod 121 through a bolt, and the other end of the reinforcing connecting rod 141 is connected with a universal wheel, wherein the two reinforcing connecting rods 141 can be symmetrically arranged about the first vertical connecting rod 121. The second vertical connecting rod 122 and the reinforcing link 14 are connected in the same manner as the first vertical connecting rod 121 and the reinforcing link 14. The strip-shaped hole 124 can adjust an included angle a between the first vertical connecting rod 121 (the second vertical connecting rod 122) and the reinforcing connecting rod 141, and is favorable for stable operation of the walking frame 10. It should be noted that other configurations or arrangements of reinforcing connectors 14 are possible.

As shown in fig. 3, as a preferable mode to realize, the welding assembly 20 comprises a circular rail 21 and a welding gun 22, the circular rail 21 is slidably connected with the welding gun 22, wherein the circular rail 21 comprises at least two arc-shaped rails, and the arc-shaped rails are detachably connected with each other. For example, the circular track 21 includes two arc-shaped tracks: an upper rail 211 and a lower rail 212, the upper rail 211 and the lower rail 212 each having a semicircular shape, wherein the upper rail 211 is connected to the traveling frame 10, for example, the traveling frame 10 further includes a connecting rod 15 connected to the transverse connecting plate 111, and the upper rail 211 is connected to the connecting rod 15. The inner surfaces of the upper rail 211 and the lower rail 212 are recessed to form an arc-shaped sliding groove 213, and the welding gun 22 slides in the sliding groove 213. Connecting plates 214 are arranged at two ends of the upper rail 211 and the lower rail 212, and the connecting plates 214 of the upper rail 211 and the connecting plates 214 of the lower rail 212 can be attached to each other, so that the upper rail 211 and the lower rail 212 form a circular rail 21. The connecting plate 214 of the upper rail 211 is detachably connected to the connecting plate 214 of the lower rail 212, for example, a through hole is provided in the connecting plate 214, and the two connecting plates 214 are connected by a fastener. When the pipe welding robot operates, the traveling frame 10 is connected to the upper rail 211. When the pipe welding robot moves to the butt position of the two pipes 30, the welding gun 22 is inserted into the slide groove 213 of the lower rail 212 or the upper rail 211, and the lower rail 211 and the upper rail 212 are connected by the connection plate 214. The welding gun 22 is capable of welding the pipe 30 around the circumference of the pipe 30. After the pipeline welding robot works, the welding assembly 20 is detached, so that the upper rail 211, the lower rail 212 and the welding gun 22 are independent of each other, the upper rail 211, the lower rail 212 and the welding gun 22 can be stored in a box or a box, and the pipeline welding robot is convenient to carry. Here, the "inner surface" means a surface of the upper rail 211 or the lower rail 212 which is close to the duct 30 when the upper rail 211 or the lower rail 212 is assembled into the circular rail 21.

The above embodiments are merely illustrative of the technical solutions of the application and not restrictive, and although the present application is described in detail with reference to the embodiments, those of ordinary skill in the art should understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A pipe welding robot comprising a walking frame and a welding module connected to the walking frame,

the walking frame comprises at least two connecting pieces which can be mutually connected,

wherein, the walking frame walks on the road surface.

2. The pipe welding robot of claim 1, wherein the walking frame spans both sides of the pipe in operation.

3. The pipe welding robot of claim 2, wherein the at least two connectors comprise a transverse connector and two vertical connectors,

the transverse connecting piece is connected between the two vertical connecting pieces, and the transverse connecting piece and the vertical connecting pieces can be connected in a detachable mode.

4. The pipe welding robot of claim 3,

the transverse connecting piece is a transverse connecting plate, and at least two first through holes with internal threads are formed in two ends of the transverse connecting plate;

5. The pipe welding robot of claim 3, wherein the at least two connectors further comprise a clamp connector,

the clamp connector and the vertical connector can be detachably connected,

6. The pipe welding robot of claim 5,

the vertical connecting piece is a vertical connecting rod which is provided with at least two second through holes with internal threads,

7. The pipe welding robot of any one of claims 3-6, wherein the at least two connectors further comprise a reinforcing connector,

8. The pipe welding robot of claim 7,

the vertical connecting piece is provided with a strip-shaped hole, and the reinforcing connecting piece comprises a reinforcing connecting rod.

9. The pipe welding robot of claim 1,

the welding assembly comprises a circular rail and a welding gun, the circular rail is connected with the welding gun in a sliding mode, the circular rail comprises at least two arc-shaped rails, and the arc-shaped rails can be detachably connected with one another.