A railway passenger car flatness adjustment tool and adjustment method thereof

Abstract

The present invention proposes a railway passenger car flatness adjustment tool and an adjustment method thereof. The present invention includes a support mechanism and a force-applying mechanism. The support mechanism includes a support frame and a first fixed frame and a second fixed frame arranged at both ends of the support frame and slidably connected to the support frame. The first fixed frame is provided with a first magnetic connector, and the second fixed frame is provided with a second magnetic connector; the force-applying mechanism includes a force applicator and a driver that pushes it to do reciprocating linear motion. The driver is arranged on the support frame, and the force applicator is detachably connected to the driver. The present invention is fixed on the surface of the railway passenger car through the support mechanism, and the fixed position of the support mechanism can be adjusted to meet the needs of different deformations of the railway passenger car surface; the support mechanism is convenient to fix and easy to disassemble, which improves work efficiency; the force applicator can be replaced, and gradually applies force to the deformation of the railway passenger car surface, accurately controls, and smoothly adjusts the flatness of the railway passenger car surface, saving time and labor, and reducing the adjustment cost.

Description

Technical Field

[0001] The invention relates to the technical field of railway passenger car maintenance tools, in particular to a railway passenger car flatness adjustment tool and an adjustment method thereof. Background Art

[0002] Railway passenger cars refer to vehicles that carry passengers, provide services to passengers, and other vehicles that are attached to passenger trains. China's railway passenger cars are mainly divided into hard seat cars, soft seat cars, hard sleeper cars and soft sleeper cars according to their different uses. Railway passenger cars are equipped with various equipment to provide passengers with convenient, comfortable and safe travel living conditions.

[0003] With the continuous progress of science and technology, railway passenger cars have developed rapidly, and the requirements for the appearance of railway passenger cars are getting higher and higher. The flatness of railway passenger cars affects the appearance of the whole car. Railway passenger cars are deformed by external forces during operation, resulting in flatness exceeding the range. If the flatness of the steel plate of a railway passenger car exceeds the range, it needs to be adjusted. In the prior art, when adjusting the flatness of a railway passenger car, the flame heating method is mostly used for adjustment, and multiple people cooperate in the construction, which is time-consuming and laborious; in addition, the affected accessories around the railway passenger car must be disassembled, which increases the maintenance cost and greatly affects the adjustment of the flatness of the railway passenger car. Summary of the invention

[0004] The purpose of the present invention is to provide a railway passenger car flatness adjustment tool and an adjustment method thereof, aiming to solve the problems of high labor consumption, low efficiency and high maintenance cost in the method of adjusting the flatness of railway passenger cars by flame heating in the prior art.

[0005] In order to solve the above technical problems, the technical solution of the present invention is achieved as follows:

[0006] In one aspect, a railway passenger car flatness adjustment tool of the present invention includes a supporting mechanism and a force-applying mechanism; the supporting mechanism includes a supporting frame and a first fixed frame and a second fixed frame arranged at both ends of the supporting frame and slidably connected to the supporting frame, the first fixed frame is provided with a first magnetic connector that can be connected to the surface of the railway passenger car, and the second fixed frame is also provided with a second magnetic connector that can be connected to the surface of the railway passenger car; the force-applying mechanism includes a force applicator and a driver that pushes the force applicator to perform reciprocating linear motion, the driver is arranged on the supporting frame, the force applicator is detachably connected to the driver, and the force applicator applies force to the surface of the railway passenger car under the action of the driver.

[0007] The support mechanism of the present invention comprises a support part, namely a support frame, and a fixing part, namely a first fixing frame and a second fixing frame. The adjustment tool is fixed on the surface of a railway coach, such as a roof or a wall panel, through the first fixing frame and the second fixing frame of the support mechanism. Under the action of the first magnetic connector and the second magnetic connector, the adjustment tool is convenient to fix, firmly fixed, and easy to disassemble, which greatly improves the work efficiency. At the same time, the first fixing frame and the second fixing frame are both slidably connected to the support frame, and the fixing positions of the first fixing frame and the second fixing frame can be adjusted to meet the requirements of different deformations of different surfaces of the railway coach. Moreover, the force applicator can be replaced, and can gradually apply force to the deformation of the surface of the railway coach, steadily adjust and precisely control, avoid the phenomenon of excessive force, smoothly adjust the flatness of the surface of the railway coach, and is easy to operate, saving time and effort, and greatly reducing the adjustment cost.

[0008] As a preferred embodiment, the support frame includes two support cylinders arranged in parallel and two support rods arranged between the two support cylinders, the support rods are located at the ends of the support cylinders, and a support plate for mounting the driver is also arranged between the two support cylinders. The support cylinders and the support rods cooperate to form a support frame, which has a simple structure, less consumables, and low cost; the support plate is usually arranged in the middle of the support cylinder, which is easy to install and has uniform force.

[0009] As a preferred embodiment, the first fixed frame includes two first sliding rods respectively sleeved inside the support tube, a first fixing plate connecting the two first sliding rods, and a first handle arranged in a U-shape on the other side of the first fixing plate; the second fixed frame includes two second sliding rods respectively sleeved inside the support tube, a second fixing plate connecting the two second sliding rods, and a second handle arranged in a U-shape on the other side of the second fixing plate. The first sliding rod cooperates with the support tube to realize the sliding connection between the first fixed frame and the support frame; the second sliding rod cooperates with the support tube to realize the sliding connection between the second fixed frame and the support frame; the first handle cooperates with the second handle to facilitate the adjustment of the connection position of the first fixed frame and the second fixed frame with the support frame, that is, to realize the extension and retraction of the first fixed frame and the second fixed frame in the support frame, and the setting of the first handle and the second handle enables the first fixed frame and the second fixed frame to be freely extended and retracted in the support frame.

[0010] As a preferred embodiment, a first positioning hole is provided at one end of the support tube, and a first positioning bolt matched with the first sliding rod is provided in the first positioning hole; a second positioning hole is provided at the other end of the support tube, and a second positioning bolt matched with the second sliding rod is provided in the second positioning hole. The first fixing frame and the support frame are fixed by the first positioning bolt and the first positioning hole, so that their positions are fixed firmly; the second fixing frame and the support frame are fixed by the second positioning bolt and the second positioning hole, so that their positions are fixed firmly; such first positioning bolt and second positioning bolt are simple in structure, easy to use, and firmly fixed.

[0011] As a preferred embodiment, the first magnetic connector is arranged on the first fixing plate, and the first magnetic connector and the first handle are located on the same side of the first fixing plate; the second magnetic connector is arranged on the second fixing plate, and the second magnetic connector and the second handle are located on the same side of the second fixing plate. This first magnetic connector is located just inside the first handle, which is convenient to install, firmly fixed, and easy to contact with the surface of the railway coach for easy connection; similarly, the second magnetic connector is located just inside the second handle, which is convenient to install, firmly fixed, and easy to contact with the surface of the railway coach for easy connection.

[0012] As a preferred embodiment, the first magnetic attraction connector and the second magnetic attraction connector are both electromagnets. When the switch button of the electromagnet is turned on, the electromagnet is energized to generate magnetic attraction; when the switch button of the electromagnet is turned off, the electromagnet is de-energized and the magnetic attraction disappears. This electromagnet is easy to use and has good performance.

[0013] As a preferred embodiment, the driver is a cylinder or a hydraulic cylinder. The cylinder or hydraulic cylinder is used to apply force to the force applicator, which is convenient and precisely controlled. Of course, the driver can also be a manual driver, for example, a screw connected to the force applicator, with a handle on the screw, and the screw drives the force applicator to move by turning the handle.

[0014] As a preferred embodiment, the piston rod of the air cylinder is provided with a first mounting seat, the first mounting seat is provided with a mounting bolt, and the middle of the force applicator is provided with a threaded hole that matches the mounting bolt; the piston rod of the hydraulic oil cylinder is provided with a second mounting seat, the second mounting seat is also provided with a mounting bolt, and the middle of the force applicator is provided with a threaded hole that matches the mounting bolt. The mounting bolt is fixed to the air cylinder or hydraulic oil cylinder, and the force applicator is detachably connected to the air cylinder or hydraulic oil cylinder through the threaded hole. This connection is convenient for fixed connection and easy to disassemble, so as to replace different force applicators.

[0015] As a preferred embodiment, the force applicator includes a contact connection end that can contact the surface of the railway coach, and the contact connection end is a planar structure or an arc structure. According to the deformation of the surface of the railway coach, force applicators or contact connection ends of different shapes and sizes are selected, and further, force can be gradually applied to the deformation of the surface of the railway coach, thereby adjusting the flatness of the surface of the railway coach.

[0016] In another aspect, a method for adjusting the flatness of a railway passenger car of the present invention comprises the following steps: 1) respectively adjusting the connection positions of the first fixing frame, the second fixing frame and the supporting frame of the supporting mechanism in the railway passenger car flatness adjustment tool according to any one of the above items, and fixing the supporting mechanism on the surface of the railway passenger car whose flatness is to be adjusted through the first magnetic attraction connector and the second magnetic attraction connector; 2) selecting a force applicator according to the deformation of the surface of the railway passenger car whose flatness is to be adjusted, and installing the force applicator on a driver; 3) starting the driver to drive the force applicator to apply pressure to the surface of the railway passenger car whose flatness is to be adjusted, so as to eliminate the deformation of the surface of the railway passenger car; 4) repeating step 3) until the surface flatness of the railway passenger car is qualified.

[0017] The railway coach flatness adjustment method of the present invention applies force to the railway coach surface whose flatness is to be adjusted by a driver with a force applicator. The operation is convenient and can be operated by one person, thus reducing the number of construction personnel and improving labor efficiency. The fixing positions of the first fixing frame and the second fixing frame can be adjusted, and the force applicator can be replaced to adapt to the deformation of the railway coach surface of different areas and provide a corresponding force-bearing area. The adjustment is convenient, the flatness of the railway coach surface is smoothly adjusted, the disassembly process of the whole vehicle accessories is reduced, and the maintenance cost of the railway coach is reduced.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention is fixed on the surface of a railway passenger car, such as a roof or a wall panel, through a supporting mechanism, and the fixing position of the supporting mechanism can be adjusted to meet the requirements of different deformations of different surfaces of the railway passenger car; at the same time, the supporting mechanism is convenient to fix, firmly fixed, and easy to disassemble; the force applicator can be replaced, and force can be gradually applied to the deformation of the surface of the railway passenger car, steadily adjusted, and accurately controlled to avoid the phenomenon of excessive force, and the flatness of the surface of the railway passenger car is smoothly adjusted; this railway passenger car flatness adjustment method is easy to operate, improves labor efficiency, saves time and labor, and greatly reduces the adjustment cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of the three-dimensional structure of an embodiment of a railway passenger car flatness adjustment tool provided by the present invention;

[0021] Figure 2 It is an enlarged schematic diagram of the structure of the support frame in the figure;

[0022] Figure 3 for Figure 1 A schematic diagram of a connection structure between a first fixing frame and a second fixing frame;

[0023] Figure 4 for Figure 3 An enlarged schematic diagram of the structure of the first fixed frame;

[0024] Figure 5 for Figure 3 An enlarged schematic diagram of the structure of the second fixed frame;

[0025] Figure 6 for Figure 1 Schematic diagram of the structure viewed from above;

[0026] In the figure: 10-support frame; 20-first fixed frame; 30-second fixed frame;

[0027] 11-support cylinder; 12-support rod; 13-support plate; 14-first positioning hole; 15-first positioning bolt; 16-second positioning hole; 17-second positioning bolt;

[0028] 21-first magnetic connector; 22-first handle; 23-first fixing plate; 24-first sliding rod;

[0029] 31 - second magnetic connector; 32 - second handle; 33 - second fixing plate; 34 - second sliding rod;

[0030] 41-driver; 42-force applicator. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Embodiment 1

[0032] See attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 , Attachment Figure 4 , Attachment Figure 5 and attached Figure 6 The present invention provides a railway passenger car flatness adjustment tool, which includes a supporting mechanism and a force-applying mechanism; the supporting mechanism includes a supporting frame 10 and a first fixed frame 20 and a second fixed frame 30 arranged at both ends of the supporting frame 10 and both slidably connected to the supporting frame 10, the first fixed frame 20 is provided with a first magnetic connector 21 that can be connected to the surface of the railway passenger car, and the second fixed frame 30 is also provided with a second magnetic connector 31 that can be connected to the surface of the railway passenger car; the force-applying mechanism includes a force applicator 42 and a driver 41 that pushes the force applicator 42 to perform reciprocating linear motion, the driver 41 is arranged on the supporting frame 10, the force applicator 42 is detachably connected to the driver 41, and the force applicator 42 applies force to the surface of the railway passenger car under the action of the driver 41. The support mechanism of the present invention comprises a support part, namely a support frame 10, and a fixed part, namely a first fixed frame 20 and a second fixed frame 30. The adjustment tool is fixed on the surface of a railway coach, such as a roof or a wall panel, through the first fixed frame 20 and the second fixed frame 30 of the support mechanism. Under the action of the first magnetic connector 21 and the second magnetic connector 31, the adjustment tool is convenient to fix, firmly fixed, and easy to disassemble, which greatly improves the work efficiency. At the same time, the first fixed frame 20 and the second fixed frame 30 are both slidably connected to the support frame 10, and the fixed positions of the first fixed frame 20 and the second fixed frame 30 can be adjusted to meet the requirements of different deformations of different surfaces of the railway coach. Moreover, the force applicator 42 can be replaced, and can gradually apply force to the deformation of the surface of the railway coach, steadily adjust and precisely control, avoid the phenomenon of excessive force, smoothly adjust the flatness of the surface of the railway coach, and is easy to operate, saving time and effort, and greatly reducing the adjustment cost.

[0033] See attached Figure 1 , Attachment Figure 2 and attached Figure 6 As a preferred embodiment, the support frame 10 includes two support tubes 11 arranged in parallel and two support rods 12 arranged between the two support tubes 11. The support rod 12 is located at the end of the support tube 11. A support plate 13 for installing the driver 41 is also provided between the two support tubes 11. The support tubes 11 and the support rods 12 cooperate to form a support frame 10. This support frame 10 has a simple structure, less consumables, and low cost. The support plate 13 is usually arranged in the middle of the support tube 11. This support plate 13 is easy to install and has uniform force. For further information, please refer to the attached Figure 1 , Attachment Figure 3 , Attachment Figure 4 , Attachment Figure 5 and attached Figure 6The first fixed frame 20 includes two first sliding rods 24 respectively sleeved inside the support tube 11, a first fixing plate 23 connecting the two first sliding rods 24, and a first handle 22 arranged in a U-shape on the other side of the first fixing plate 23; the second fixed frame 30 includes two second sliding rods 34 respectively sleeved inside the support tube 11, a second fixing plate 33 connecting the two second sliding rods 34, and a second handle 32 arranged in a U-shape on the other side of the second fixing plate 33. The first sliding rod 24 cooperates with the support tube 11 to realize the sliding connection between the first fixed frame 20 and the support frame 10; the second sliding rod 34 cooperates with the support tube 11 to realize the sliding connection between the second fixed frame 30 and the support frame 10; the first handle 22 and the second handle 32 cooperate to facilitate the adjustment of the connection position of the first fixed frame 20 and the second fixed frame 30 with the support frame 10, that is, to realize the extension and retraction of the first fixed frame 20 and the second fixed frame 30 in the support frame 10. The setting of the first handle 22 and the second handle 32 enables the first fixed frame 20 and the second fixed frame 30 to be freely extended and retracted in the support frame 10. For details, see the attached Figure 1 and attached Figure 2 , a first positioning hole 14 is provided at one end of the support tube 11, and a first positioning bolt 15 adapted to the first sliding rod 24 is provided in the first positioning hole 14; a second positioning hole 16 is provided at the other end of the support tube 11, and a second positioning bolt 17 adapted to the second sliding rod 34 is provided in the second positioning hole 16. The first fixing frame 20 and the support frame 10 are fixed by the first positioning bolt 15 and the first positioning hole 14, so that their positions are fixed firmly; the second fixing frame 30 and the support frame 10 are fixed by the second positioning bolt 17 and the second positioning hole 16, so that their positions are fixed firmly; such first positioning bolt 15 and second positioning bolt 17 have simple structure, convenient use and firm fixation. Usually, the first magnetic attraction connector 21 is arranged on the first fixing plate 23, and the first magnetic attraction connector 21 and the first handle 22 are located on the same side of the first fixing plate 23; the second magnetic attraction connector 31 is arranged on the second fixing plate 33, and the second magnetic attraction connector 31 and the second handle 32 are located on the same side of the second fixing plate 33. This first magnetic connector 21 is located just inside the first handle 22, which is easy to install and firmly fixed, and it is easy to contact the surface of the railway coach for easy connection; similarly, the second magnetic connector 31 is located just inside the second handle 32, which is easy to install and firmly fixed, and it is easy to contact the surface of the railway coach for easy connection. Generally, the first magnetic connector 21 and the second magnetic connector 31 are both electromagnets. Turn on the switch button of the electromagnet, the electromagnet is energized, and a magnetic attraction is generated; turn off the switch button of the electromagnet, the electromagnet is de-energized, and the magnetic attraction disappears. This electromagnet is easy to use and has good performance.

[0034] See attached Figure 1 and attached Figure 6As a preferred embodiment, the driver 41 is a cylinder or a hydraulic cylinder. The force applicator 42 is applied by the cylinder or the hydraulic cylinder, which is convenient and precisely controlled. Of course, the driver 41 can also be a manual driver 41, for example: a screw connected to the force applicator 42, the screw is provided with a handle, and the handle is turned to drive the force applicator 42 to move. Furthermore, a first mounting seat is provided on the piston rod of the cylinder, a mounting bolt is provided on the first mounting seat, and a threaded hole matching the mounting bolt is provided in the middle of the force applicator 42; a second mounting seat is provided on the piston rod of the hydraulic cylinder, a mounting bolt is also provided on the second mounting seat, and a threaded hole matching the mounting bolt is provided in the middle of the force applicator 42. The mounting bolt is fixed to the cylinder or the hydraulic cylinder, and the force applicator 42 is detachably connected to the cylinder or the hydraulic cylinder through the threaded hole. This connection is convenient for fixed connection and easy to disassemble, so as to replace different force applicators 42. Preferably, the force applicator 42 includes a contact connection end that can contact the surface of the railway coach, and the contact connection end is a planar structure or an arc structure. According to the deformation of the surface of the railway coach, the force applicator 42 or the contact connection end of different shapes and sizes are selected, and further, the deformation of the surface of the railway coach can be gradually applied to adjust the flatness of the surface of the railway coach. Embodiment 2

[0035] The present invention also provides a method for adjusting the flatness of a railway passenger car, comprising the following steps:

[0036] 1) respectively adjusting the connection positions of the first fixing frame 20, the second fixing frame 30 and the supporting frame 10 of the supporting mechanism in the railway coach flatness adjustment tool described in the first embodiment, and fixing the supporting mechanism on the surface of the railway coach to be adjusted in flatness through the first magnetic connector 21 and the second magnetic connector 31;

[0037] 2) According to the deformation of the surface of the railway passenger car whose flatness is to be adjusted, a force applicator 42 is selected and installed on the driver 41;

[0038] 3) Starting the driver 41 to drive the force applicator to apply pressure to the surface of the railway passenger car whose flatness is to be adjusted, so as to eliminate the deformation of the surface of the railway passenger car;

[0039] 4) Repeat step 3) until the surface flatness of the railway coach meets the requirements.

[0040] The railway coach flatness adjustment method of the present invention applies force to the railway coach surface whose flatness is to be adjusted by a driver 41 with a force applicator 42. The operation is convenient and can be performed by one person, thus reducing the number of construction personnel and improving labor efficiency. The fixing positions of the first fixing frame 20 and the second fixing frame 30 can be adjusted, and the force applicator 42 can be replaced to adapt to the deformation of the railway coach surface of different areas and provide a corresponding force-bearing area. The adjustment is convenient, the flatness of the railway coach surface is smoothly adjusted, the disassembly process of the whole vehicle accessories is reduced, and the maintenance cost of the railway coach is reduced.

[0041] Therefore, compared with the prior art, the beneficial effects of the present invention are as follows: the present invention is fixed on the surface of the railway passenger car, for example, on the roof or wall panel, through the support mechanism, and the fixing position of the support mechanism can be adjusted to meet the requirements of different deformations of different surfaces of the railway passenger car; at the same time, the support mechanism is convenient to fix, firmly fixed, and easy to disassemble; the force applicator can be replaced, and force can be gradually applied to the deformation of the surface of the railway passenger car, steadily adjusted, and accurately controlled to avoid the phenomenon of excessive force, and the flatness of the surface of the railway passenger car is smoothly adjusted; this railway passenger car flatness adjustment method is easy to operate, improves labor efficiency, saves time and effort, and greatly reduces the adjustment cost.

[0042] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A railway passenger car flatness adjustment tool, characterized in that: include: A support mechanism, the support mechanism comprises a support frame and a first fixed frame and a second fixed frame arranged at both ends of the support frame and both slidably connected to the support frame, the first fixed frame is provided with a first magnetic connector that can be connected to the surface of a railway passenger car, and the second fixed frame is also provided with a second magnetic connector that can be connected to the surface of a railway passenger car, the support frame comprises two support cylinders arranged in parallel and two support rods arranged between the two support cylinders, the support rods are located at the ends of the support cylinders, and a support plate for installing a driver is also provided between the two support cylinders, the first fixed frame comprises two first sliding rods respectively sleeved inside the support cylinders, a first fixed plate connecting the two first sliding rods, and a first handle arranged in a U shape on the other side of the first fixed plate, the second fixed frame comprises two second sliding rods respectively sleeved inside the support cylinders, a second fixed plate connecting the two second sliding rods, and a second handle arranged in a U shape on the other side of the second fixed plate, the first magnetic connector is arranged on the first fixed plate, the first magnetic connector and the first handle are located on the same side of the first fixed plate, the second magnetic connector is arranged on the second fixed plate, and the second magnetic connector and the second handle are located on the same side of the second fixed plate; A force-applying mechanism, the force-applying mechanism includes a force applicator and a driver that pushes the force applicator to perform reciprocating linear motion, the driver is arranged on the support frame, the force applicator is detachably connected to the driver, the force applicator applies force to the surface of the railway passenger car under the action of the driver, the force applicator includes a contact connection end that can contact the surface of the railway passenger car, and the contact connection end is a planar structure or an arc structure.

2. The railway passenger car flatness adjustment tool according to claim 1, characterized in that: A first positioning hole is provided at one end of the support tube, and a first positioning bolt matched with the first sliding rod is provided in the first positioning hole; A second positioning hole is provided at the other end of the support tube, and a second positioning bolt matched with the second sliding rod is provided in the second positioning hole.

3. The railway passenger car flatness adjustment tool according to claim 1, characterized in that: The first magnetic connector and the second magnetic connector are both electromagnets.

4. The railway passenger car flatness adjustment tool according to any one of claims 1 to 3, characterized in that: The driver is a cylinder or a hydraulic cylinder.

5. The railway passenger car flatness adjustment tool according to claim 4, characterized in that: A first mounting seat is provided on the piston rod of the cylinder, a mounting bolt is provided on the first mounting seat, and a threaded hole matching the mounting bolt is provided in the middle of the force applicator; A second mounting seat is arranged on the piston rod of the hydraulic oil cylinder, and a mounting bolt is also arranged on the second mounting seat. A threaded hole matching with the mounting bolt is arranged in the middle of the force applicator.

6. A method for adjusting the flatness of a railway passenger car using the railway passenger car flatness adjustment tool as claimed in any one of claims 1 to 5, characterized in that: The following steps are involved: 1) respectively adjusting the connection positions of the first fixing frame, the second fixing frame and the supporting frame of the supporting mechanism in the railway coach flatness adjustment tool, and fixing the supporting mechanism on the surface of the railway coach to be adjusted in flatness through the first magnetic connector and the second magnetic connector; 2) According to the deformation of the surface of the railway passenger car whose flatness is to be adjusted, select a force applicator and install the force applicator on the driver; 3) Start the driver to drive the force applicator to apply pressure to the surface of the railway passenger car whose flatness is to be adjusted, so as to eliminate the deformation of the surface of the railway passenger car; 4) Repeat step 3) until the surface flatness of the railway coach meets the requirements.

Images