Supporting equipment for subway aluminum vehicle body aluminum profile welding

By designing support equipment for welding aluminum profiles for subway car bodies, a motor drives a rotating rod and a lead screw to move a slider, thereby clamping and fixing the car body. The welding area is protected by a wind deflector, which solves the problem of arc deviation during welding and improves welding quality and efficiency.

CN223557665UActive Publication Date: 2025-11-18CHANGCHUN CHANGKE ALSTOM RAILWAY VEHICLE CO LTD
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Patent Information

Application Number
CN202422973240.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-03
Publication Date
2025-11-18
Estimated Expiration
2034-12-03

AI Technical Summary

Technical Problem

During the welding process of aluminum profiles for subway car bodies, the electric arc may deviate from its intended position when the wind blows, resulting in unstable welding current and voltage, which affects the shape, size and quality of the weld.

Method used

A support device for welding aluminum profiles for subway aluminum car bodies was designed, comprising a base, a support mechanism, a rotating mechanism, a transmission mechanism, and a tilting mechanism. The rotating rod and lead screw driven by the motor move the slider to clamp and fix the car body, and the welding area is protected by a wind deflector to prevent airflow from affecting the welding process.

Benefits of technology

It effectively protects the welding area, prevents airflow from affecting it, reduces oxidation, improves welding quality and performance, facilitates the cleaning of welding slag, protects the vehicle body surface from damage, and improves work efficiency.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN223557665U_ABST
    Figure CN223557665U_ABST
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Abstract

The utility model relates to the technical field of metro vehicles, in particular to supporting equipment for metro aluminum vehicle body aluminum profile welding, which comprises a base, the top of the base is fixedly connected with the bottom of a supporting mechanism, and the inner bottom wall of the supporting mechanism is fixedly connected with the bottom of a rotating mechanism. The rotating mechanism comprises a motor base, a rotating motor, a rotating rod, two lead screws, two sliding blocks, two anti-vibration pads and two collecting plates, one side of the rotating mechanism is fixedly connected with one side of the transmission mechanism, the sliding blocks drive a connecting plate to horizontally move, the horizontally-moving connecting plate drives a toothed plate to move, and the toothed plate is fixedly connected with the rotating motor. The toothed plate is meshed with the gear shaft to drive the transmission rod to rotate, the rotating transmission rod drives the rotating rod to rotate through the bevel gear, the rotating rotating rod drives the connecting block to axially rotate, and the axially rotating connecting block drives the wind shield to rotate, so that a welding area can be protected, the influence of air flow is prevented, and oxidation is reduced; and the quality and performance of a welding joint are ensured.
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Description

TECHNICAL FIELD

[0001] The utility model relates to subway vehicle technical field, concretely is the support equipment for subway aluminum car body aluminum profile welding. BACKGROUND

[0002] With the acceleration of urbanization, subway as a kind of efficient, convenient, environmental protection city rail transport tool, has been more and more widely used, in the process of subway aluminum car body aluminum profile welding, need to use support equipment to guarantee the position accuracy and dimensional accuracy of aluminum profile, prevent the deformation of aluminum profile in the welding process.

[0003] At present, most of the support equipment for subway aluminum car body aluminum profile welding in the market, when the wind blows, the electric arc can deviate from the predetermined welding position, resulting in unstable welding current and voltage, thereby affecting the shape, size and quality of the weld, therefore, a new type of support equipment for subway aluminum car body aluminum profile welding is urgently needed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a support equipment for subway aluminum car body aluminum profile welding to solve the problem that the electric arc can deviate from the predetermined welding position when the wind blows in the welding process of the support equipment for subway aluminum car body aluminum profile welding in the above background art, resulting in unstable welding current and voltage, thereby affecting the shape, size and quality of the weld. To achieve the above purpose, the utility model provides the following technical scheme: a support equipment for subway aluminum car body aluminum profile welding, including base, the top of the base is fixedly connected with the bottom of support mechanism, the inner bottom wall of support mechanism is fixedly connected with the bottom of rotating mechanism, rotating mechanism includes motor base, rotating motor, rotating rod, two lead screws, two sliding blocks, two damping pads and two collection plates.

[0005] One side of the rotating mechanism is fixedly connected with one side of the transmission mechanism, the outer wall of one end of the transmission mechanism is in transmission connection with the outer wall of one end of the turnover mechanism through bevel gears, the transmission mechanism is composed of connecting plate, toothed plate, toothed shaft, transmission rod and fixed plate, the turnover mechanism includes rotating rod, two fixed blocks, two connecting blocks and wind shield.

[0006] Preferably, the base includes four bottom feet, a bottom plate and a gasket, the top of the four bottom feet is fixedly connected with the bottom of the bottom plate, and the top of the bottom plate is fixedly connected with the bottom of the gasket.

[0007] Preferably, the support mechanism is composed of two support frames, two connecting columns and a mounting seat, the bottom of the two support frames is fixedly connected with the top of the gasket, and the inner wall of the two support frames is fixedly connected with the outer wall of the two connecting columns respectively, one end of the two connecting columns is fixedly connected with one side of the mounting seat.

[0008] Preferably, the bottom of the motor seat is fixedly connected with the inner bottom wall of the mounting seat, and the inner wall of the motor seat is fixedly connected with the outer wall of the rotating motor, one end of the rotating motor is fixedly connected with one end of the rotating rod through a shaft coupling, and the outer wall of the rotating rod is rotatably connected with the inner wall of the mounting seat, the outer wall of one end of the rotating rod is provided with a bevel gear, and the outer walls of two ends of the two lead screws are respectively provided with bevel gears, the outer wall of one end of the rotating rod is in transmission connection with the outer walls of two ends of the two lead screws through the bevel gears, and the outer walls of the two lead screws are respectively in threaded connection with the inner walls of two sliding blocks, one side of each of the two sliding blocks is fixedly connected with one side of a damping pad, and one side of each of the two sliding blocks is fixedly connected with one side of a collecting plate.

[0009] Preferably, one side of the connecting plate is fixedly connected with one side of one of the two sliding blocks, and the other side of the connecting plate is fixedly connected with one side of the toothed plate, the inner side wall of the toothed plate is in meshing connection with the outer wall of the tooth shaft, the inner wall of the tooth shaft is fixedly connected with the outer wall of the transmission rod, the outer wall of the transmission rod is rotatably connected with the inner wall of the fixed plate, and one side of the fixed plate is fixedly connected with one side of the mounting seat, and the outer wall of one end of the transmission rod is provided with a bevel gear.

[0010] Preferably, the outer wall of one end of the rotating rod is provided with a bevel gear, and the outer wall of one end of the rotating rod is in transmission connection with the outer wall of one end of the transmission rod through the bevel gear, the outer wall of the rotating rod is rotatably connected with the inner walls of two fixed blocks, the bottom of each of the two fixed blocks is fixedly connected with the top of a gasket, the outer walls of two ends of the rotating rod are respectively fixedly connected with the inner walls of two connecting blocks, and one side of each of the two connecting blocks is fixedly connected with one side of a wind deflector.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] In the utility model, the connecting plate is driven to move horizontally by the sliding block, the connecting plate moving horizontally drives the toothed plate to move, the toothed plate drives the transmission rod to rotate through meshing with the tooth shaft, the rotating transmission rod drives the rotating rod to rotate through the bevel gear, the rotating rotating rod drives the connecting block to rotate axially, the axially rotating connecting block drives the wind deflector to rotate, thereby the welding area can be protected, the influence of air flow is prevented, oxidation is reduced, and the quality and performance of the welded joint are ensured.

[0013] In the utility model, the rotating motor is started, the rotating motor drives the rotating rod to rotate, the rotating rod drives the lead screw to rotate through the bevel gear, the rotating lead screw drives the sliding block to move oppositely, the oppositely moving sliding block drives the damping pad and the collecting plate to move oppositely, thereby the vehicle body can be clamped and fixed, the surface of the vehicle body can be effectively protected from damage, the fallen welding slag can be conveniently cleaned, and the work efficiency is improved. ACCURACY OF DRAWINGS

[0014] Figure 1The overall structure schematic view of the utility model;

[0015] Figure 2 The utility model discloses a sectional view;

[0016] Figure 3 The utility model discloses an explosion view.

[0017] In the drawing: 1, base; 101, foot; 102, bottom plate; 103, gasket; 2, support mechanism; 201, support frame; 202, connecting column; 203, mounting seat; 3, rotating mechanism; 301, motor base; 302, rotating motor; 303, rotating rod; 304, screw rod; 305, sliding block; 306, damping pad; 307, collection plate; 4, transmission mechanism; 401, connecting plate; 402, toothed plate; 403, toothed shaft; 404, transmission rod; 405, fixed plate; 5, turnover mechanism; 501, rotating rod; 502, fixed block; 503, connecting block; 504, wind shield. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative work fall within the scope of the utility model.

[0019] Please refer to Figures 1 to 3 The utility model provides a kind of technical scheme: subway aluminum car body aluminum profile welding support equipment, including base 1, the top of base 1 is fixedly connected with the bottom of support mechanism 2, the inner bottom wall of support mechanism 2 is fixedly connected with the bottom of rotating mechanism 3, rotating mechanism 3 includes motor base 301, rotating motor 302, rotating rod 303, two screw rods 304, two sliding blocks 305, two damping pads 306 and two collection plates 307;

[0020] One side of rotating mechanism 3 is fixedly connected with one side of transmission mechanism 4, the outer wall of one end of transmission mechanism 4 is connected with the outer wall of one end of turnover mechanism 5 by bevel gear, transmission mechanism 4 is composed of connecting plate 401, toothed plate 402, toothed shaft 403, transmission rod 404 and fixed plate 405, and turnover mechanism 5 includes rotating rod 501, two fixed blocks 502, two connecting blocks 503 and wind shield 504.

[0021] In the embodiment, as Figure 1 、 Figure 2 and Figure 3As shown in the drawings, the base 1 comprises four feet 101, a bottom plate 102 and a gasket 103, the top of each of the four feet 101 is fixedly connected with the bottom of the bottom plate 102, and the top of the bottom plate 102 is fixedly connected with the bottom of the gasket 103, and the gasket 103 can reduce vibration.

[0022] In the embodiment, as shown in Figure 1 、 Figure 2 and Figure 3 , the support mechanism 2 is composed of two support frames 201, two connecting columns 202 and a mounting seat 203, the bottom of each of the two support frames 201 is fixedly connected with the top of the gasket 103, and the inner wall of each of the two support frames 201 is fixedly connected with the outer wall of each of the two connecting columns 202, and one end of each of the two connecting columns 202 is fixedly connected with one side of the mounting seat 203, and the mounting seat 203 can keep the stability of the vehicle body.

[0023] In the embodiment, as shown in Figure 1 、 Figure 2 and Figure 3 , the bottom of the motor seat 301 is fixedly connected with the inner bottom wall of the mounting seat 203, and the inner wall of the motor seat 301 is fixedly connected with the outer wall of the rotating motor 302, one end of the rotating motor 302 is fixedly connected with one end of the rotating rod 303 through a shaft coupling, the outer wall of the rotating rod 303 is rotatably connected with the inner wall of the mounting seat 203, the outer wall of one end of the rotating rod 303 is provided with a bevel gear, the outer wall of one end of each of the two lead screws 304 is provided with a bevel gear, the outer wall of one end of the rotating rod 303 is drivingly connected with the outer wall of one end of each of the two lead screws 304 through the bevel gears, the outer wall of each of the two lead screws 304 is threadedly connected with the inner wall of each of the two sliding blocks 305, one side of each of the two sliding blocks 305 is fixedly connected with one side of each of the two damping pads 306, and one side of each of the two sliding blocks 305 is fixedly connected with one side of each of the two collecting plates 307, by starting the rotating motor 302, the rotating motor 302 rotates to drive the rotating rod 303 to rotate, the rotating rod 303 rotates to drive the lead screw 304 to rotate through the bevel gear, the rotating lead screw 304 drives the sliding block 305 to move oppositely, the oppositely moving sliding block 305 drives the damping pad 306 and the collecting plate 307 to move oppositely, so that the vehicle body can be clamped and fixed, the surface of the vehicle body can be effectively protected from being damaged, the fallen welding slag can be conveniently cleaned, and the work efficiency is improved.

[0024] In the embodiment, as shown in Figure 1 、 Figure 2 and Figure 3As shown, one side of the connecting plate 401 is fixedly connected with one side of one of the two sliders 305, and the other side of the connecting plate 401 is fixedly connected with one side of the toothed plate 402, the inner side wall of the toothed plate 402 is meshingly connected with the outer wall side of the tooth shaft 403, and the inner wall of the tooth shaft 403 is fixedly connected with the outer wall of the transmission rod 404, the outer wall of the transmission rod 404 is rotatably connected with the inner wall of the fixed plate 405, one side of the fixed plate 405 is fixedly connected with one side of the mounting seat 203, the outer wall of one end of the transmission rod 404 is provided with a bevel gear, the connecting plate 401 is driven to move horizontally by the slider 305, the connecting plate 401 moves horizontally to drive the toothed plate 402 to move, and the toothed plate 402 is driven to rotate the transmission rod 404 by meshing with the tooth shaft 403.

[0025] In the embodiment, as shown in Figure 1 、 Figure 2 and Figure 3 , the outer wall of one end of the rotating rod 501 is provided with a bevel gear, and the outer wall of one end of the rotating rod 501 is in transmission connection with the outer wall of one end of the transmission rod 404 through the bevel gear, the outer wall of the rotating rod 501 is rotatably connected with the inner walls of the two fixed blocks 502 respectively, and the bottoms of the two fixed blocks 502 are fixedly connected with the top of the gasket 103, the outer walls close to the two ends of the rotating rod 501 are fixedly connected with the inner walls of the two connecting blocks 503 respectively, and one side of each of the two connecting blocks 503 is fixedly connected with one side of the wind shield 504, the rotating transmission rod 404 drives the rotating rod 501 to rotate through the bevel gear, the rotating rotating rod 501 drives the connecting block 503 to rotate axially, the axially rotating connecting block 503 drives the wind shield 504 to rotate, so that the welding area can be protected, air flow influence can be prevented, oxidation can be reduced, and the quality and performance of the welded joint can be ensured.

[0026] The use method and advantages of the subway aluminum vehicle body aluminum profile welding supporting equipment are as follows:

[0027] As shown in Figure 1 、 Figure 2 and Figure 3As shown, by starting the rotating motor 302, the rotating motor 302 rotates the rotating rod 303, the rotating rod 303 rotates the lead screw 304 through the bevel gear, the rotating lead screw 304 drives the sliding block 305 to move oppositely, the oppositely moving sliding block 305 drives the damping pad 306 and the collecting plate 307 to move oppositely, so that the vehicle body can be clamped and fixed, the surface of the vehicle body can be effectively protected from damage, the fallen welding slag can be conveniently cleaned, the working efficiency is improved, the connecting plate 401 is driven to move horizontally by the sliding block 305, the horizontally moving connecting plate 401 drives the toothed plate 402 to move, the toothed plate 402 drives the transmission rod 404 to rotate through the meshing with the gear shaft 403, the rotating transmission rod 404 drives the rotating rod 501 to rotate through the bevel gear, the rotating rotating rod 501 drives the connecting block 503 to rotate axially, the axially rotating connecting block 503 drives the wind deflector 504 to rotate, so that the welding area can be protected, air flow influence can be prevented, oxidation can be reduced, and the quality and performance of the welding joint can be ensured.

[0028] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A support device for welding aluminum profiles for subway car bodies, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to the bottom of the support mechanism (2), and the inner bottom wall of the support mechanism (2) is fixedly connected to the bottom of the rotating mechanism (3). The rotating mechanism (3) includes a motor base (301), a rotating motor (302), a rotating rod (303), two lead screws (304), two sliders (305), two damping pads (306), and two collecting plates (307). One side of the rotating mechanism (3) is fixedly connected to one side of the transmission mechanism (4). The outer wall of one end of the transmission mechanism (4) is connected to the outer wall of one end of the flipping mechanism (5) through a bevel gear. The transmission mechanism (4) consists of a connecting plate (401), a toothed plate (402), a toothed shaft (403), a transmission rod (404), and a fixed plate (405). The flipping mechanism (5) includes a rotating rod (501), two fixed blocks (502), two connecting blocks (503), and a wind baffle (504).

2. The support equipment for welding aluminum profiles for subway aluminum car bodies according to claim 1, characterized in that: The base (1) includes four feet (101), a base plate (102) and a gasket (103). The tops of the four feet (101) are fixedly connected to the bottom of the base plate (102), and the top of the base plate (102) is fixedly connected to the bottom of the gasket (103).

3. The support equipment for welding aluminum profiles for subway aluminum car bodies according to claim 2, characterized in that: The support mechanism (2) consists of two support frames (201), two connecting columns (202) and a mounting base (203). The bottom of the two support frames (201) is fixedly connected to the top of the pad (103), and the inner wall of the two support frames (201) is fixedly connected to the outer wall of the two connecting columns (202). One end of the two connecting columns (202) is fixedly connected to one side of the mounting base (203).

4. The support equipment for welding aluminum profiles for subway aluminum car bodies according to claim 3, characterized in that: The bottom of the motor base (301) is fixedly connected to the inner bottom wall of the mounting base (203), and the inner wall of the motor base (301) is fixedly connected to the outer wall of the rotating motor (302). One end of the rotating motor (302) is fixedly connected to one end of the rotating rod (303) through a coupling, and the outer wall of the rotating rod (303) is rotatably connected to the inner wall of the mounting base (203). A bevel gear is provided on the outer wall of one end of the rotating rod (303), and bevel gears are provided on the outer walls of one end of the two lead screws (304). The outer wall of one end of the rotating rod (303) is connected to the outer walls of one end of the two lead screws (304) through bevel gears. The outer walls of the two lead screws (304) are threadedly connected to the inner walls of the two sliders (305). One side of the two sliders (305) is fixedly connected to one side of the two damping pads (306), and one side of the two sliders (305) is fixedly connected to one side of the two collecting plates (307).

5. The support equipment for welding aluminum profiles for subway aluminum car bodies according to claim 4, characterized in that: One side of the connecting plate (401) is fixedly connected to one side of one of the two sliders (305), and the other side of the connecting plate (401) is fixedly connected to one side of the toothed plate (402). The inner sidewall of the toothed plate (402) is meshed with the outer sidewall of the toothed shaft (403), and the inner sidewall of the toothed shaft (403) is fixedly connected to the outer sidewall of the transmission rod (404). The outer sidewall of the transmission rod (404) is rotatably connected to the inner sidewall of the fixing plate (405), and one side of the fixing plate (405) is fixedly connected to one side of the mounting base (203). A bevel gear is provided on the outer sidewall of one end of the transmission rod (404).

6. The support equipment for welding aluminum profiles for subway aluminum car bodies according to claim 5, characterized in that: The outer wall of one end of the rotating rod (501) is provided with a bevel gear, and the outer wall of one end of the rotating rod (501) is connected to the outer wall of one end of the transmission rod (404) through the bevel gear. The outer wall of the rotating rod (501) is rotatably connected to the inner wall of the two fixed blocks (502), and the bottom of the two fixed blocks (502) is fixedly connected to the top of the gasket (103). The outer walls of the rotating rod (501) near both ends are fixedly connected to the inner walls of the two connecting blocks (503), and one side of the two connecting blocks (503) is fixedly connected to one side of the wind deflector (504).