Disassembling and assembling tool for top plate of through passage of metro vehicle

Abstract

The utility model discloses a subway vehicle through passage roof dismounting tool, which relates to the technical field of subway vehicle equipment maintenance, and comprises a bottom plate, one side of the top end of the bottom plate is fixedly connected with a fixed cylinder, the inside of the fixed cylinder is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first screw rod, and the output end of the first screw rod is fixedly connected with a second screw rod. The outer surface of the first lead screw is in threaded connection with a moving rod, and the moving rod is in sliding connection with the fixing cylinder. By the adoption of the structure, the fixing cylinder and the fixing base are installed on the bottom plate, the first motor in the fixing cylinder drives the first lead screw to rotate and drives the moving rod on the surface to slide in the fixing cylinder, the moving rod drives the connecting plate to move, and the connecting plate drives the connecting rod to slide on the fixing base, so that the working position of the workpiece bracket can be adjusted; the device is prevented from being close to the top plate to affect the dismounting work of the top plate, and the maintenance efficiency of the subway channel top plate is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of subway vehicle equipment maintenance, in particular to a tool for disassembling and assembling a subway vehicle through-passage roof. Background Art

[0002] The subway vehicle through-passage workpiece bracket is an important component connecting the carriages. Its stability and smoothness are directly related to the passenger comfort experience and the overall operational safety of the train. Therefore, it needs to be inspected regularly, and disassembly and assembly tooling is needed to assist in the inspection process.

[0003] For example, the announcement number CN220593028U is a subway vehicle tunnel roof disassembly and assembly tool, which includes a main frame, a hollow guide shaft, a workpiece bracket and moving parts; a screw double-brake caster is installed at the bottom of the main frame, and four holes are provided at the top of the main frame; four hollow guide shafts pass through the four holes one by one, and the workpiece bracket is connected to the top of the four hollow guide shafts, and the workpiece bracket is located directly above the main frame; the upper surface of the workpiece bracket is an overall plane, and a rubber pad is installed on the upper surface; the moving parts include a bearing seat, a thrust bearing, a screw, a round flange type screw nut and a handle; the round flange type screw nut is installed in the middle position of the main frame.

[0004] The above-mentioned patent solves the problem of reducing unnecessary personal injury and component damage when components are supported by manual arms during the disassembly and assembly process, but there are still some shortcomings that need to be improved. The height of the main frame from the ground is much greater than the height of the workpiece bracket from the top plate. Due to the small gap, this makes it very troublesome to disassemble the top plate, and it is not convenient for the staff to remove the disassembled top plate from the workpiece bracket. In addition, the top plate will shake after being removed and placed on the workpiece bracket, which not only affects the cleanliness of the work site, but also poses a safety hazard of accidental falling of the workpiece during movement, posing a potential harm to the staff. Utility Model Content

[0005] In view of the problems mentioned in the background technology, the purpose of the present invention is to provide a subway vehicle tunnel roof disassembly and assembly tool to solve the problems in the background technology.

[0006] The above technical objectives of the present invention are achieved through the following technical solutions:

[0007] Material toggling mechanism, its both sides respectively have a cylinder pressure, and the cylinder pressure bar connects swing arm, and the swing arm end face has hook portion, and a bar passes position between the end of two swing arms and the hook portion.

[0008] As an optimal technical solution, the vacuum assembly includes an vacuum pump, which is fixedly connected to both sides of the bottom end of the workpiece bracket. The air inlet end of the vacuum pump is fixedly connected to an air guide tube, and both sides of one end of the air guide tube are fixedly connected to an air guide hose, and one side of the air guide hose extends into the mounting block and is fixedly connected to the vacuum suction cup.

[0009] As a preferred technical solution, one end of the slide groove is provided with a pipe groove, and one side of the air guide hose is slidably connected through the pipe groove.

[0010] As an optimal technical solution, a through hole is opened in the workpiece bracket on one side of the pipe groove, and the through hole is connected to the slide groove, and one side of the air guide hose is movably connected to the inside of the through hole.

[0011] As an optimal technical solution, the repositioning assembly includes a second motor, which is fixedly connected to the workpiece bracket. The internal rotation of the slide is connected to a second screw rod, the threads on both sides of the second screw rod are oppositely arranged, and the mounting block is threadedly connected to the second screw rod.

[0012] As a preferred technical solution, one side of one of the second screw rods is fixedly connected to a first sprocket, and one side of another second screw rod is fixedly connected to a second sprocket, and the first sprocket and the second sprocket are connected via a chain transmission.

[0013] As a preferred technical solution, a guide groove is provided inside the fixing seat, a guide block is slidably connected inside the guide groove, and one end of the guide block is fixedly connected to one end of the connecting rod.

[0014] In summary, the present invention has the following beneficial effects:

[0015] First, the utility model installs a fixing cylinder and a fixing seat on the bottom plate, and the first motor in the fixing cylinder drives the first screw rod to rotate, and the moving rod on the driving surface slides in the fixing cylinder, and the moving rod drives the connecting plate to move, and the connecting plate drives the connecting rod to slide on the fixing seat, so that the working position of the workpiece bracket can be adjusted to be located between the ground and the top plate, avoiding being too close to the top plate to affect the disassembly work of the top plate, and also facilitating the removal of the disassembled channel top plate, thereby improving the maintenance efficiency of the subway channel top plate;

[0016] Second, the utility model provides a slide groove on the workpiece bracket, a mounting block slides in the slide groove, a vacuum suction cup is fixed on the mounting block, and the vacuum suction cup is connected to the exhaust component, which can adsorb and fix the removed channel top plate, effectively avoiding the risk of shaking and falling, and ensuring the personal safety of the staff. The position of the vacuum suction cup can be adjusted by using the repositioning component on the workpiece bracket, which is convenient for adsorbing channel top plates of different sizes within a certain range, ensuring that the channel top plate is stably adsorbed and placed on the workpiece bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the bottom structure of the workpiece bracket of the present utility model;

[0019] Figure 3 This is a schematic diagram of the connection structure between the air guide hose and the mounting block of the utility model;

[0020] Figure 4 This utility model Figure 1 A schematic diagram of the enlarged structure at point A;

[0021] Figure 5 It is a schematic diagram of the cross-sectional structure of the fixing cylinder of the present utility model.

[0022] Figure numerals: 1. base plate; 2. fixed cylinder; 3. moving rod; 4. first motor; 5. first screw; 6. workpiece bracket; 7. mounting block; 8. vacuum suction cup; 9. exhaust assembly; 91. exhaust pump; 92. air guide tube; 93. air guide hose; 10. slide; 11. pipe groove; 12. through hole; 13. repositioning assembly; 131. second motor; 132. first sprocket; 133. chain; 134. second sprocket; 135. second screw; 14. connecting plate; 15. connecting rod; 16. guide block; 17. fixing seat; 18. guide groove. DETAILED DESCRIPTION

[0023] Example

[0024] refer to Figures 1 to 5The present embodiment describes a subway vehicle tunnel top plate disassembly and assembly tool, comprising a bottom plate 1, a plurality of universal wheels can be installed under the bottom plate 1 to enable the device to move. Since it is a mobile structure in the reference document, it will not be repeated here. A fixed cylinder 2 is fixedly connected to one side of the top of the bottom plate 1, a first motor 4 is fixedly connected to the interior of the fixed cylinder 2, a first screw rod 5 is fixedly connected to the output end of the first motor 4, a moving rod 3 is threadedly connected to the outer surface of the first screw rod 5, the moving rod 3 is slidably connected to the fixed cylinder 2, the top of the moving rod 3 is fixedly connected to a workpiece bracket 6, a slide groove 10 is provided on both sides of the upper end of the workpiece bracket 6, and a mounting block 7 is slidably connected to the interior of the slide groove 10. One end of the mounting block 7 is fixedly connected to a vacuum suction cup 8, one side of the vacuum suction cup 8 is provided with an exhaust component 9, one side of the workpiece bracket 6 is provided with a repositioning component 13, both sides of the moving rod 3 are fixedly connected to connecting plates 14, one end of the connecting plate 14 is fixedly connected to a connecting rod 15, and both sides of the fixed cylinder 2 on the bottom plate 1 are fixedly connected to fixed seats 17, one side of the connecting rod 15 is slidably connected to the fixed seat 17. Through the above settings, the operational difficulties and time waste caused by too small a gap are reduced, thereby improving the overall operating efficiency, and the removed top plate can be placed more stably on the bracket, effectively avoiding the risk of shaking and falling, and ensuring the personal safety of the staff.

[0025] refer to Figure 1-2 The air extraction component 9 includes an air extraction pump 91, which is fixedly connected to both sides of the bottom end of the workpiece bracket 6. The air inlet end of the air extraction pump 91 is fixedly connected to an air guide hard pipe 92, and both sides of one end of the air guide hard pipe 92 are fixedly connected to an air guide hose 93. One side of the air guide hose 93 extends into the mounting block 7 and is fixedly connected to the vacuum suction cup 8; by setting the air extraction component 9, the air extraction pump 91 is connected to the air guide hard pipe 92, the air guide hard pipe 92 is connected to the two air guide hoses 93, and the air guide hose 93 is connected to the vacuum suction cup 8, so that the vacuum suction cup 8 can adsorb the removed channel top plate to prevent it from falling from the workpiece bracket 6.

[0026] refer to Figure 4 A pipe groove 11 is provided at one end of the slide 10, and one side of the air guide hose 93 is slidably connected to the pipe groove 11. A through hole 12 is provided on one side of the pipe groove 11 in the workpiece bracket 6, and the through hole 12 is connected to the slide 10, and one side of the air guide hose 93 is movably connected to the inside of the through hole 12; by providing the pipe groove 11, the air guide hose 93 can move with the movement of the vacuum suction cup 8, and by providing the through hole 12, the air guide hose 93 is convenient to move in the workpiece bracket 6.

[0027] refer to Figure 1 and Figure 4The first sprocket 132 and the second sprocket 134 are connected to each other through the chain 133, and the second sprocket 134 is connected to the second sprocket 135.

[0028] refer to Figure 1 A guide groove 18 is provided inside the fixed seat 17, and a guide block 16 is slidably connected inside the guide groove 18. One end of the guide block 16 is fixedly connected to one end of the connecting rod 15. By providing a guide groove 18 in the fixed seat 17, the connecting rod 15 is fixed to the guide block 16, which can guide the connecting rod 15 to slide, thereby making the movable rod 3 move stably on the fixed cylinder 2 and limiting its moving position.

[0029] Principle and advantages of use: The device is moved to the working area, and the first motor 4 is used to drive the first screw rod 5 to rotate, driving the moving rod 3 to slide in the fixed cylinder 2. At the same time, the connecting plate 14 drives the connecting rod 15, and the connecting rod 15 drives the guide block 16 to slide in the guide groove 18 of the fixed seat 17, so that the moving rod 3 drives the workpiece bracket 6 to move upward to support the channel top plate, without the need for manual labor to bear the weight of the top plate. The second motor 131 is used to drive the first sprocket 132 to rotate, and the first sprocket 132 drives the second sprocket 134 to rotate through the chain 133, so that the two second screw rods 135 rotate , drive the mounting block 7 to move in the slide 10, adjust the working position of the vacuum suction cup 8, ensure that the subsequent vacuum suction cup 8 accurately adsorbs the channel top plate, and after the channel top plate is removed, the removed top plate is adsorbed and fixed under the action of the air pump 91, the air guide hard pipe 92, and the air guide hose 93 to avoid shaking and causing the channel top plate to fall, thereby ensuring the personal safety of the staff. Then, the first motor 4 is used to drive the first screw rod 5 to rotate, so that the moving rod 3 is retracted into the fixed cylinder 2. Since the workpiece bracket 6 is adjusted to a suitable position, it is convenient for the staff to remove the channel top plate. The operation is simple and convenient, saving time and effort.

Claims

1. A subway vehicle tunnel roof disassembly and assembly tool, comprising a bottom plate (1), characterized in that: A fixed cylinder (2) is fixedly connected to one side of the top of the base plate (1), a first motor (4) is fixedly connected to the interior of the fixed cylinder (2), a first screw rod (5) is fixedly connected to the output end of the first motor (4), a moving rod (3) is threadedly connected to the outer surface of the first screw rod (5), the moving rod (3) is slidably connected to the fixed cylinder (2), the top of the moving rod (3) is fixedly connected to a workpiece bracket (6), both sides of the upper end of the workpiece bracket (6) are provided with a slide groove (10), the interior of the slide groove (10) is slidably connected to A mounting block (7) is provided, one end of the mounting block (7) is fixedly connected to a vacuum suction cup (8), one side of the vacuum suction cup (8) is provided with an exhaust assembly (9), one side of the workpiece bracket (6) is provided with a repositioning assembly (13), both sides of the moving rod (3) are fixedly connected to connecting plates (14), one end of the connecting plate (14) is fixedly connected to a connecting rod (15), both sides of the fixed cylinder (2) on the bottom plate (1) are fixedly connected to fixing seats (17), and one side of the connecting rod (15) is slidably connected to the fixing seat (17).

2. The subway vehicle tunnel roof disassembly and assembly tool according to claim 1, characterized in that: The air extraction assembly (9) includes an air extraction pump (91), which is fixedly connected to both sides of the bottom end of the workpiece bracket (6), and an air inlet end of the air extraction pump (91) is fixedly connected to an air guide hard pipe (92), and both sides of one end of the air guide hard pipe (92) are fixedly connected to an air guide hose (93), and one side of the air guide hose (93) extends into the mounting block (7) and is fixedly connected to the vacuum suction cup (8).

3. The subway vehicle tunnel roof disassembly and assembly tool according to claim 2, characterized in that: One end of the slide groove (10) is provided with a pipe groove (11), and one side of the air guide hose (93) is slidably connected to the pipe groove (11).

4. The subway vehicle tunnel roof disassembly and assembly tool according to claim 3, characterized in that: A through hole (12) is provided on one side of the pipe groove (11) in the workpiece bracket (6), and the through hole (12) is connected to the slide groove (10), and one side of the air guide hose (93) is movably connected to the inside of the through hole (12).

5. The subway vehicle tunnel roof disassembly and assembly tool according to claim 1, characterized in that: The repositioning assembly (13) includes a second motor (131), the second motor (131) is fixedly connected to the workpiece bracket (6), the interior of the slide groove (10) is rotatably connected to a second screw rod (135), the threads on both sides of the second screw rod (135) are arranged in opposite directions, and the mounting block (7) is threadedly connected to the second screw rod (135).

6. The subway vehicle tunnel roof disassembly and assembly tool according to claim 5, characterized in that: One side of one second screw rod (135) is fixedly connected to a first sprocket (132), and one side of another second screw rod (135) is fixedly connected to a second sprocket (134). The first sprocket (132) and the second sprocket (134) are connected in transmission via a chain (133).

7. The subway vehicle tunnel roof disassembly and assembly tool according to claim 1, characterized in that: A guide groove (18) is provided inside the fixing seat (17), a guide block (16) is slidably connected inside the guide groove (18), and one end of the guide block (16) is fixedly connected to one end of the connecting rod (15).

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