CN212552517U

CN212552517U - Train foundation member welding device

Info

Publication number: CN212552517U
Application number: CN202020969067.7U
Authority: CN
Inventors: 闫浩
Original assignee: Nanjing Puhui Vehicle Parts Co ltd
Current assignee: Nanjing Puhui Vehicle Parts Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-02-19
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a train foundation member welding device, which comprises an operating platform, wherein a plurality of workpiece supporting components are arranged on the operating platform; the workpiece supporting assembly comprises a supporting rod connected with the operating platform, and the top end of the supporting rod is rotatably connected with the fixing frame; the fixing frame comprises a first clamping block, a second clamping block and a connecting block, and the bottom surface of the connecting block is rotatably connected with the top end of the supporting rod; the connecting block is of a hollow structure, the first clamping block and the second clamping block are connected through the elastic piece, and the elastic piece is located in the connecting block. The top rotatable coupling mount of bracing piece, the welded train basis spare is treated in the centre gripping on the mount, when needing to weld the relative both sides of train basis spare, only needs to rotate mount to required angle just can carry out the convenient welding in the relative both sides of work piece, simple operation, welding efficiency height have saved process time. First clamp splice and second clamp splice pass through the elastic component and connect, can carry out the centre gripping to the work piece of unidimensional not fixed, extensive applicability, device are with low costs.

Description

Train foundation member welding device

Technical Field

The utility model belongs to the technical field of the welding, concretely relates to train basis spare welding set.

Background

Along with the rapid development of trains, the market has more and more requirements on various train accessories and higher quality requirements. Most of the train foundation parts are welded parts, so the welding quality and speed are very important to the quality and the productivity of the parts. In many cases, the assembled fitting requires welding on opposite sides. The existing welding device can not simultaneously weld two opposite sides of an accessory, generally one side of the accessory is welded firstly, then the accessory is manually moved and rotated, and then the other side of the accessory is welded; or the operator moves to the other side of the fitting for welding. Therefore, the time of the welding process is increased, and the welding production efficiency is reduced.

Disclosure of Invention

The utility model provides a train basis spare welding set has solved the technical problem that above-mentioned work piece welding process is long, welding efficiency is low.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a welding device for a train foundation part comprises an operating platform, wherein a plurality of workpiece supporting assemblies are arranged on the operating platform; the workpiece supporting assembly comprises a supporting rod connected with the operating platform, and the top end of the supporting rod is rotatably connected with the fixing frame; the fixing frame comprises a first clamping block, a second clamping block and a connecting block, and the bottom surface of the connecting block is rotatably connected with the top end of the supporting rod; the connecting block is of a hollow structure, the first clamping block and the second clamping block are connected through an elastic piece, and the elastic piece is located in the connecting block.

Furthermore, the first clamping block and the second clamping block are both of an L-shaped structure and comprise a first plate and a second plate which are vertically connected; the second plates are connected through the elastic pieces.

Further, the inner side surface of the first plate is a rough surface; the top surface of the connecting block is a rough surface. The friction force between the workpiece and the fixing frame is increased, and the effect of stably fixing the workpiece is achieved.

Further, the top end of the supporting rod is connected with the connecting block through a bearing.

Further, the sum of the maximum stretching lengths of the two second plate blocks and the elastic element is less than the length of the connecting block.

Further, the workpiece support assembly is connected with the operating platform through a mounting seat.

Furthermore, the bottom end of the supporting rod is fixedly connected with the mounting seat; the support rod is hinged with a group of oppositely arranged positioning rods, and the bottom ends of the positioning rods are detachably connected with the mounting seat. The function of positioning the workpiece during welding is achieved.

Furthermore, a set of oppositely arranged positioning lugs is arranged on the mounting seat, and the bottom end of the positioning rod is in contact with the positioning lugs. The effect of conveniently increasing the stability of the workpiece during welding is achieved.

The utility model discloses the beneficial effect who reaches: the top rotatable coupling mount of bracing piece, the train base spare that the welded is treated to the centre gripping on the mount, when needing to weld the relative both sides of train base spare, only need rotate the mount after having welded one side, just can weld the another side of work piece, when having reduced the human cost simple operation, welding are efficient. The operation platform is provided with the workpiece supporting assemblies, so that the welding efficiency is further improved, one workpiece can be clamped and fixed, meanwhile, other workpieces can be welded, and the processing time is saved. The first clamping block and the second clamping block are connected through the elastic piece, and workpieces of different sizes can be clamped and fixed. The utility model discloses a welding set, welding operation is convenient, welding efficiency is high, and the extensive applicability of device, can reduce the device cost.

Drawings

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

fig. 2 is a schematic view of the fixing frame of the present invention.

In the figure: 1-an operation platform; 2-a support rod; 3-a first clamping block; 4-a second clamp block; 5, connecting blocks; 6-an elastic member; 7-a first plate; 8-a second plate; 9-a mounting seat; 10-positioning a rod; 11-positioning the bump; 12-bearing.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in figure 1, the welding device for the train foundation part comprises an operating platform 1, wherein a plurality of workpiece supporting assemblies are arranged on the operating platform 1. The workpiece supporting assembly comprises a supporting rod 2 connected with the operating platform 1, the top end of the supporting rod 2 is rotatably connected with a fixing frame, and the fixing frame is used for fixing and clamping a train base part to be welded. As shown in fig. 2, the fixing frame comprises a first clamping block 3, a second clamping block 4 and a connecting block 5, wherein the bottom surface of the connecting block 5 is rotatably connected with the top end of the supporting rod 2. The connecting block 5 is of a hollow structure, the first clamping block 3 and the second clamping block 4 are connected through the elastic piece 6, and the elastic piece 6 is located in the connecting block 5. The top rotatable coupling mount of bracing piece 2, the train base spare that the welded is treated to the centre gripping on the mount, when needing to weld the relative both sides of train base spare, only need rotate the mount alright with the another side to train base spare weld after having welded one side, when having reduced the human cost simple operation, welding efficiency height. The operating platform 1 is provided with the workpiece supporting assemblies, so that the welding efficiency is further improved, one workpiece can be clamped and fixed, and meanwhile, other workpieces can be welded, and the machining time is saved. First clamp splice 3 and second clamp splice 4 pass through elastic component 6 and connect, can carry out the centre gripping to the not unidimensional train basis piece and fix.

The first clamping block 3 and the second clamping block 4 are both of an L-shaped structure and comprise a first plate 7 and a second plate 8 which are vertically connected. The medial surface of first plate 7 is the matte, and the top surface of connecting block 5 is the matte, and the matte has increased the frictional force between basic component and the mount, has played the effect of stable fixed basic component. The second plate 8 is connected with each other through the elastic piece 6.

The top end of the support rod 2 is rotatably connected with the connecting block 5 through a bearing 12. In this embodiment, the bearing 12 is embedded on the bottom surface of the connecting block 5, and the top end of the bearing 12 is flush with the inner bottom surface of the connecting block 5.

In this embodiment, the sum of the maximum stretched lengths of the two second panels 8 and the elastic member 6 is smaller than the length of the joint block 5.

The workpiece supporting assembly is connected with the operating platform 1 through a mounting seat 9. The bottom end of the support rod 2 is fixedly connected with the mounting seat 9; a set of oppositely arranged positioning rods 10 is hinged on the outer side surface of the supporting rod 2, and the bottom ends of the positioning rods 10 are detachably connected with the mounting seat 9. One end of the positioning rod 10 abuts against the supporting rod 2, and the other end of the positioning rod 10 abuts against the mounting seat 9 to form a triangular structure, so that the function of positioning a workpiece during welding is achieved.

In this embodiment, a set of positioning bumps 11 is disposed on the mounting base 9, and the bottom end of the positioning rod 10 contacts with the positioning bumps 11. One end of the positioning rod 10 is abutted against the supporting rod 2, and the other end of the positioning rod 10 is abutted against the positioning lug 11 on the mounting seat 9 to form a triangular structure, so that the effect of conveniently increasing the stability of the workpiece during welding is achieved.

In the actual use process, the train base piece to be welded is arranged on the fixing frame to be clamped and fixed, after the fixing is completed, one side of the train base piece, which needs to be welded, is rotated to the welding operation surface, and then the bottom end of the positioning rod 10 is in contact and abutted with the positioning lug 11. After the welding of one side of the train foundation element is completed, only the bottom end of the positioning rod 10 needs to be moved to enable the bottom end of the positioning rod to be not in contact with the positioning lug 11, the fixing frame is rotated, the other side of the train foundation element needing to be welded is rotated to the welding operation surface, the bottom end of the positioning rod 10 is in contact with and abuts against the positioning lug 11, then the welding operation is carried out, and therefore the welding operation of the two opposite sides of the train foundation element can be effectively completed. The utility model discloses a welding set makes welding operation convenient, welding efficient, and the extensive applicability of device, can reduce the device cost.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. A train foundation member welding device comprises an operation platform, and is characterized in that a plurality of workpiece supporting assemblies are arranged on the operation platform; the workpiece supporting assembly comprises a supporting rod connected with the operating platform, and the top end of the supporting rod is rotatably connected with the fixing frame;

the fixing frame comprises a first clamping block, a second clamping block and a connecting block, and the bottom surface of the connecting block is rotatably connected with the top end of the supporting rod; the connecting block is of a hollow structure, the first clamping block and the second clamping block are connected through an elastic piece, and the elastic piece is located in the connecting block.

2. The train foundation member welding device of claim 1, wherein the first clamping block and the second clamping block are both of an "L" shaped structure and comprise a first plate and a second plate which are vertically connected; the second plates are connected through the elastic pieces.

3. The welding device for train foundation members as claimed in claim 2, wherein said inner side surface of said first plate is rough; the top surface of the connecting block is a rough surface.

4. The welding device for train foundation members as claimed in claim 1, wherein the top end of the support rod is connected to the connecting block through a bearing.

5. The welding device for train foundation members as claimed in claim 2, wherein the sum of the maximum tensile lengths of said two second plate members and said elastic member is less than the length of said connecting block.

6. The welding device for train foundation members as claimed in claim 1, wherein said workpiece support assembly is connected to said operation platform by a mounting seat.

7. The welding device for the train foundation member as claimed in claim 6, wherein the bottom end of the supporting rod is fixedly connected with the mounting seat; the support rod is hinged with a group of oppositely arranged positioning rods, and the bottom ends of the positioning rods are detachably connected with the mounting seat.

8. The welding device for train foundation members as claimed in claim 7, wherein said mounting seat is provided with a set of positioning protrusions oppositely arranged, and bottom ends of said positioning rods contact with said positioning protrusions.