CN210081011U

CN210081011U - Welding repair device

Info

Publication number: CN210081011U
Application number: CN201920765271.4U
Authority: CN
Inventors: 王文刚; 卢宇星; 王蒙; 方琪琦; 张军; 唐伯雁; 马贺
Original assignee: China Shenhua Energy Co Ltd; Shenhua Rail and Freight Wagons Transport Co Ltd
Current assignee: China Shenhua Energy Co Ltd; Shenhua Railway Equipment Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-02-18
Anticipated expiration: 2029-05-24

Abstract

The utility model relates to a welding repair field discloses a welding repair device. The welding repair device (2) comprises: the device comprises a base (22), wherein the base (22) is provided with an adsorption device (27) capable of being adsorbed on a workpiece (1) to be repaired; a moving assembly mounted to the base (22); and the repairing assembly (21) comprises a welding repairing part (212), wherein the repairing assembly (21) is mounted on the moving assembly and can move relative to the base (22) under the driving of the moving assembly. The utility model discloses a welding prosthetic devices can utilize welding repair 212 simple effectual damage part that will treat to restore work piece 1 to restore, need not to change the monoblock panel that treats to restore work piece 1, material saving to, above-mentioned welding prosthetic devices 2 simple structure, small, light in weight, the complete machine of being convenient for carry and arrange.

Description

Welding repair device

Technical Field

The utility model relates to a welding repair field specifically relates to a welding prosthetic devices.

Background

In engineering applications, there are many containers and housings with huge dimensions (for example, aluminum alloy car bodies of rail vehicles, aluminum alloy shells and molds of aircrafts, aluminum alloy tubes and barrels, etc.), which have flat surfaces and high rigidity, but often have local damages such as holes, cracks, etc. during use. Many of the damages are suitable for repairing by friction stir welding, however, friction stir welding requires a support system to keep the friction stir welding head aligned with the workpiece, and it is not practical to move the container or housing with large size to the friction stir welding machine for repairing, and the friction stir welding machine with large structural size is difficult to move, so that the friction stir welding mode cannot be used for repairing in some engineering applications.

Accordingly, it would be desirable to have a weld repair device that overcomes or at least alleviates the above-mentioned deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the difficult large-size container and the casing problem of restoreing that prior art exists, providing a welding prosthetic devices, this welding prosthetic devices portable and fixed can be used for restoreing large-size container and casing.

In order to achieve the above object, an aspect of the present invention provides a welding repair device, which includes: the base is provided with an adsorption device capable of adsorbing a workpiece to be repaired; a moving assembly mounted to the base; and the repairing assembly comprises a welding repairing piece, wherein the repairing assembly is arranged on the moving assembly and can move relative to the base under the driving of the moving assembly.

Preferably, the moving assembly includes a first support capable of moving in a first direction relative to the base, a second support capable of moving in a second direction relative to the base, and a third support capable of moving in a third direction relative to the base, wherein the first support is mounted to the base, the second support is mounted to the first support, the third support is mounted to the second support, the repairing assembly is mounted to the third support, and the first direction, the second direction and the third direction are perpendicular to each other.

Preferably, a first slide rail extending along the first direction is arranged on the base, and a first slide way mounted on the first slide rail is arranged on the first support; the first support is provided with a second sliding rail extending along the second direction, and the second support is provided with a second sliding way arranged on the second sliding rail; and the second support is provided with a third slide rail extending along the third direction, and the third support is provided with a third slide rail arranged on the third slide rail.

Preferably, the welding repair device comprises a driving device and a control module capable of controlling the driving device, and the moving assembly can drive the repair assembly to move relative to the base under the driving of the driving device.

Preferably, the driving device includes a first motor capable of driving the first support to slide along the first slide rail, a second motor capable of driving the second support to slide along the second slide rail, and a third motor capable of driving the third support to slide along the third slide rail.

Preferably, the base includes first backup pad and the second backup pad of interval arrangement, the bottom of first backup pad with the bottom of second backup pad is provided with respectively adsorption equipment, the top of first backup pad with the top of second backup pad is provided with respectively first slide rail.

Preferably, the suction device comprises a plurality of vacuum cups.

Preferably, the weld repair is a friction stir weld joint.

Preferably, the repair assembly further comprises an electric spindle and a removal tool, wherein the friction stir welding head is detachably mounted to the electric spindle, and the removal tool is detachably mounted to the electric spindle.

Preferably, along the height direction of the base, the adsorption device is located at the bottom of the base, and the electric spindle extends along the height direction of the base; and/or the removal tool is a milling cutter.

Through the technical scheme, the welding repair device can repair the damaged part of the workpiece to be repaired by utilizing the welding repair piece simply and effectively, the whole plate of the workpiece to be repaired does not need to be replaced, and materials are saved. Specifically, the welding repair device is conveniently and quickly fixed on the damaged part of the workpiece to be repaired by using the adsorption device on the base, and then the moving assembly is used for driving the repair assembly to move, so that the welding repair part is aligned to the damaged part, and the damaged part is repaired. Moreover, the welding repair device has the advantages of simple structure, small volume and light weight, and is convenient to carry and arrange the whole machine.

Drawings

Fig. 1 is a schematic view of a use state of a welding repair device according to an embodiment of the present invention;

FIG. 2 is a schematic view of a base and moving assembly of the weld repair apparatus shown in FIG. 1;

FIG. 3 is a schematic view of a repair assembly of the welding repair device shown in FIG. 1;

FIG. 4 is a schematic view of a first seat of the weld repair apparatus shown in FIG. 1;

FIG. 5 is a schematic view of a second mount of the weld repair apparatus shown in FIG. 1;

fig. 6 is a schematic view of a third mount of the welding repair device shown in fig. 1.

Description of the reference numerals

1-workpiece to be repaired, 2-welding repair device, 21-repair component, 211-electric spindle, 212-welding repair piece, 22-base, 221-first support plate, 222-second support plate, 223-first sliding rail, 23-first support, 231-second sliding rail, 232-first sliding rail, 233-first support base plate, 24-second support, 241-third sliding rail, 242-second sliding rail, 243-second support transverse plate, 244-second support longitudinal plate, 245-second support reinforcing plate, 25-third support, 251-third sliding rail, 252-repair component mounting base, 253-third support base plate, 254-third support reinforcing plate, 26-handle and 27-adsorption device.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do 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, are not to be construed as limiting the present invention. The term "inside" and "outside" refer to the inside and the outside of the contour of each member itself.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature.

According to an aspect of the present invention, there is provided a welding repair device, see fig. 1 and 2, the welding repair device 2 comprising: a base 22, wherein the base 22 is provided with an adsorption device 27 capable of adsorbing the workpiece 1 to be repaired; a moving assembly mounted to the base 22; and the repairing assembly 21 comprises a welding repairing piece 212, wherein the repairing assembly 21 is mounted on the moving assembly and can move relative to the base 22 under the driving of the moving assembly.

The utility model discloses a welding prosthetic devices can utilize welding repair 212 simple effectual damage part that will treat to restore work piece 1 to restore, need not to change the monoblock panel, material saving that treat to restore work piece 1. Specifically, the welding repair device 2 utilizes the adsorption device 27 on the base to fix the welding repair device 2 on the damaged part of the workpiece 1 to be repaired conveniently and quickly, and then utilizes the moving assembly to drive the repair assembly 21 to move, so that the welding repair part 212 is aligned with the damaged part to repair the damaged part. Moreover, the welding repair device 2 has the advantages of simple structure, small volume and light weight, and is convenient to carry and arrange the whole machine.

The specific structure of the moving assembly may be designed according to actual needs, for example, the moving assembly is a mechanical arm including a plurality of arm sections, or other suitable structures. Further, the moving assembly comprises a first support 23 capable of moving relative to the base 22 along a first direction, a second support 24 capable of moving relative to the base 22 along a second direction, and a third support 25 capable of moving relative to the base 22 along a third direction, wherein the first support 23 is mounted on the base 22, the second support 24 is mounted on the first support 23, the third support 25 is mounted on the second support 24, and the repairing assembly 21 is mounted on the third support 25, and the first direction, the second direction and the third direction are perpendicular to each other. The first support 23, the second support 24 and the third support 25 can improve the stability of the moving assembly, so that the movement of the welding repair part 212 is more stable, and the welding repair quality is improved.

Further, a first slide rail 223 extending along the first direction is arranged on the base 22, and a first slide rail 232 mounted on the first slide rail 223 is arranged on the first support 23; the first support 23 is provided with a second slide rail 231 extending along the second direction, and the second support 24 is provided with a second slide rail 242 mounted on the second slide rail 231; and the second support 24 is provided with a third slide rail 241 extending in the third direction, and the third support 25 is provided with a third slide 251 mounted to the third slide rail 241. The first support 23, the second support 24 and the third support 25 can move along the corresponding slide rails, and the moving stability is further improved. Wherein, the setting positions of the slide rail and the slide way can be exchanged.

The structures of the first support 23, the second support 24 and the third support 25 can be designed appropriately according to actual needs. Referring to fig. 2 and 4, the first mount 23 includes a seismometer mount base plate 233 on which a second slide rail 231 and a first slide rail 232 are provided. Referring to fig. 2 and 5, the second support 24 includes a second support transverse plate 243 and a second support longitudinal plate 244 which are formed into an L-shaped structure, wherein the second support transverse plate 243 is formed with a second slide rail 242, and the second support longitudinal plate 244 is formed with a third slide rail 241. The specific structure of the third seat 25 is described in detail below in connection with the prosthetic assembly 21.

The movement of the moving assembly can be manually driven by a person, preferably by a driving device, so that the labor intensity of workers is reduced, and the stability of the moving assembly is improved. Further, the welding repair device 2 comprises a driving device and a control module capable of controlling the driving device, the moving assembly can drive the repair assembly 21 to move relative to the base 22 under the driving of the driving device, and a worker can drive the moving assembly to move by controlling the driving device through the control module, so that the repair assembly 21 is driven to move. The type of the control module can be properly selected according to actual needs, for example, a single chip microcomputer and the like.

The type of the driving means can be suitably selected according to the actual need, for example, a hydraulic cylinder, a pneumatic cylinder, etc. Further, the driving device comprises a first motor capable of driving the first support 23 to slide along the first slide rail 223, a second motor capable of driving the second support 24 to slide along the second slide rail 231, and a third motor capable of driving the third support 25 to slide along the third slide rail 241. The torque output by each motor can be converted into thrust for driving the corresponding support to move through any appropriate transmission mechanism, for example, a rack and pinion mechanism, a worm and gear mechanism, a lead screw and nut mechanism, and the like, which are not described herein again. The figures of the present application do not show the transmission mechanism for clarity in showing the structure of the moving assembly.

Further, referring to fig. 2, the base 22 includes a first supporting plate 221 and a second supporting plate 222 which are arranged at intervals, the bottom of the first supporting plate 221 and the bottom of the second supporting plate 222 are respectively provided with an adsorption device 27, the top of the first supporting plate 221 and the top of the second supporting plate 222 are respectively provided with a first sliding rail 223, the structure enables the welding repair device to be suitable for workpieces with different curved surfaces, the application range of the welding repair device is improved, the weight of the base 22 can be reduced on the premise that the strength of the base 22 is guaranteed by the two supporting plates which are arranged at intervals, the manufacturing cost of the welding repair device 2 is reduced, and the carrying of workers is facilitated.

The type of the adsorption device 27 can be selected according to actual needs, such as a magnetic adsorption device, an adhesive adsorption device, etc. Preferably, the adsorption device 27 comprises a plurality of vacuum chucks, and the welding repair device 2 is adsorbed to the surface of the workpiece 1 to be repaired by using the vacuum chucks, so that the fixation is convenient, the adsorption of the surfaces of workpieces or structures with different curved surfaces can be met, the reliability is high, and the use cost is low.

The specific type of weld repair 212 may be appropriately selected according to actual needs, and further, the weld repair 212 is a friction stir weld joint. The microstructure change of a heat affected zone of a welding joint of friction stir welding is small, the residual stress is low, a welding workpiece is not easy to deform, welding of a long welding line, a large section and different positions can be completed at one time, the operation process is convenient to realize mechanization and automation, the requirement on the operation environment is low, the welding process is safe, pollution-free, smoke-free and radiation-free, welding wires are not required to be added, materials sensitive to welding hot cracks can be welded, the welding device is suitable for welding dissimilar materials, particularly, an oxidation film before welding is not required when aluminum alloy is welded, protective gas is not required, and the cost is low. Therefore, the utility model provides a welding prosthetic devices is particularly useful for the restoration of aluminium board structure.

Further, referring to fig. 3, the repair assembly 21 further includes an electric spindle 211 and a removing tool, wherein the friction stir welding head is detachably mounted to the electric spindle 211, and the removing tool is detachably mounted to the electric spindle 211. The electric spindle 211 integrates the motor and the motor output shaft, and has the characteristics of high rotating speed, high precision and low noise, and the friction stir welding head and the removing tool can be directly arranged on the electric spindle 211 to rotate under the driving of the electric spindle 211. Moreover, the friction stir welding head can be replaced by a removing tool, and the removing tool can remove the damaged part of the workpiece 1 to be repaired under the driving of the electric spindle 211 so as to facilitate the subsequent welding repair, so that the repairing assembly 21 can realize the double operation states of removing and welding.

The specific type of the removing tool can be selected appropriately according to actual needs, and is preferably a milling cutter.

Referring to fig. 1, 2 and 6, the third mount 25 includes a repair assembly mount 252, a third mount base plate 253 and a third mount reinforcing plate 254, and the repair assembly 21 is mounted to the repair assembly mount 252, wherein the repair assembly mount 252 and the third mount base plate 253 are arranged perpendicular to each other to facilitate the arrangement of the repair assembly 21, and the third mount reinforcing plate 254 is disposed therebetween to improve the strength of the third mount 25.

The arrangement mode of the adsorption device 27 and the repair assembly 21 can be properly selected according to actual needs, and the welding repair device 2 can be fixed on the workpiece 1 to be repaired and the damaged part can be repaired. Further, along the height direction of the base 22, the suction device 27 is located at the bottom of the base 22, and the electric spindle 211 extends along the height direction of the base 22, so as to facilitate the position adjustment of the repairing assembly 21 and the implementation of the repairing operation.

A handle 26 is provided on the welding repair device 2 to facilitate carrying and moving of the welding repair device 2. The handle 26 can be disposed at any suitable position according to actual requirements, and in the illustrated embodiment, the handle 26 is disposed on the second support plate 222.

The operation of the illustrated preferred embodiment of the present application will now be described with reference to the accompanying drawings. The method comprises the following specific steps:

firstly, planning the size and cutting path of a plate to be replaced at the damaged part of a workpiece 1 to be repaired;

secondly, fixing the welding repair device 2 on the workpiece 1 to be repaired through an adsorption device 27;

thirdly, mounting the milling cutter on the electric spindle 211, starting the welding repair device 2 through the control module, and driving the moving assembly by the driving device to enable the repair assembly 21 to cut the damaged part according to the planned path;

fourthly, after cutting, taking down the cut damaged part, and filling a new plate with the same quality and size in the cut hole;

fifthly, replacing the milling cutter with a friction stir welding head, starting the welding repair device 2 through the control module, driving the moving assembly by the driving device, and enabling the repair assembly 21 to weld the damaged part according to the planned path;

sixthly, after welding, the welding repair device 2 stops running and resets

The above steps are only preferable steps of the welding repair apparatus 2, and the above steps may be adapted if necessary.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A welding repair device, characterized in that the welding repair device (2) comprises:

the device comprises a base (22), wherein the base (22) is provided with an adsorption device (27) capable of being adsorbed on a workpiece (1) to be repaired;

a moving assembly mounted to the base (22); and

the repair assembly (21) comprises a welding repair piece (212), wherein the repair assembly (21) is mounted on the moving assembly and can move relative to the base (22) under the driving of the moving assembly.

2. The welding repair device according to claim 1, characterized in that said moving assembly comprises a first abutment (23) movable in a first direction with respect to said base (22), a second abutment (24) movable in a second direction with respect to said base (22), and a third abutment (25) movable in a third direction with respect to said base (22), wherein said first abutment (23) is mounted to said base (22), said second abutment (24) is mounted to said first abutment (23), said third abutment (25) is mounted to said second abutment (24), said repair assembly (21) is mounted to said third abutment (25), said first, second and third directions being perpendicular to each other.

3. The welding repair device according to claim 2, characterized in that said base (22) is provided with a first sliding rail (223) extending in said first direction, said first seat (23) being provided with a first slideway (232) mounted to said first sliding rail (223); the first support (23) is provided with a second sliding rail (231) extending along the second direction, and the second support (24) is provided with a second sliding rail (242) mounted on the second sliding rail (231); and the second support (24) is provided with a third slide rail (241) extending along the third direction, and the third support (25) is provided with a third slide way (251) mounted on the third slide rail (241).

4. The welding repair device according to claim 3, characterized in that the welding repair device (2) comprises a drive device and a control module capable of controlling the drive device, the moving assembly being capable of moving the repair assembly (21) relative to the base (22) under the drive of the drive device.

5. The welding repair device according to claim 4, characterized in that said drive means comprise a first motor able to drive said first seat (23) sliding along said first sliding track (223), a second motor able to drive said second seat (24) sliding along said second sliding track (231), and a third motor able to drive said third seat (25) sliding along said third sliding track (241).

6. The welding repair device according to claim 3, characterized in that said base (22) comprises a first support plate (221) and a second support plate (222) arranged at intervals, the bottom of said first support plate (221) and the bottom of said second support plate (222) are respectively provided with said suction means (27), and the top of said first support plate (221) and the top of said second support plate (222) are respectively provided with said first slide rail (223).

7. The welding repair device according to claim 6, characterized in that said suction means (27) comprise a plurality of vacuum cups.

8. The weld repair device according to any one of claims 1 to 7, wherein the weld repair (212) is a friction stir weld joint.

9. The weld repair device according to claim 8, wherein the repair assembly (21) further comprises an electric spindle (211) and a knockout tool, wherein the friction stir weld head is removably mounted to the electric spindle (211) and the knockout tool is removably mounted to the electric spindle (211).

10. The weld repair device according to claim 9,

along the height direction of the base (22), the adsorption device (27) is positioned at the bottom of the base (22), and the electric spindle (211) extends along the height direction of the base (22); and/or

The removing tool is a milling cutter.