CN108640025B - Dismounting device for unit brake of urban rail vehicle - Google Patents

Dismounting device for unit brake of urban rail vehicle Download PDF

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Publication number
CN108640025B
CN108640025B CN201810299019.9A CN201810299019A CN108640025B CN 108640025 B CN108640025 B CN 108640025B CN 201810299019 A CN201810299019 A CN 201810299019A CN 108640025 B CN108640025 B CN 108640025B
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CN
China
Prior art keywords
support
unit brake
clamping
dismounting
rail vehicle
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Application number
CN201810299019.9A
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Chinese (zh)
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CN108640025A (en
Inventor
张莹
张敏良
方宇
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Shanghai University of Engineering Science
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Shanghai University of Engineering Science
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Priority to CN201810299019.9A priority Critical patent/CN108640025B/en
Publication of CN108640025A publication Critical patent/CN108640025A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/0625Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/065Scissor linkages, i.e. X-configuration
    • B66F7/0658Multiple scissor linkages horizontally arranged
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/065Scissor linkages, i.e. X-configuration
    • B66F7/0666Multiple scissor linkages vertically arranged
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/08Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/22Lifting frames, e.g. for lifting vehicles; Platform lifts with tiltable platforms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

Abstract

The invention relates to a dismounting device for a unit brake of an urban rail vehicle, which comprises a lifting mechanism (1), an adaptive position adjusting mechanism (2) connected above the lifting mechanism (1) and a clamping mechanism (3) connected with the adaptive position adjusting mechanism (2), wherein the adaptive position adjusting mechanism (2) rotates above the lifting mechanism (1) to adjust an inclination angle between the adaptive position adjusting mechanism and the lifting mechanism (1), the clamping mechanism (3) is connected with the adaptive position adjusting mechanism (2) in a sliding manner, and the clamping mechanism (3) clamps a unit brake (4). Compared with the prior art, the invention has simple structure and convenient operation, can realize the installation and the disassembly of the unit brake, can reduce the labor intensity, improve the working efficiency and ensure the operation safety; can effectively deal with complicated and changeable dismounting environment.

Description

Dismounting device for unit brake of urban rail vehicle
Technical Field
The invention relates to the technical field of urban rail vehicle unit brake dismounting, in particular to an urban rail vehicle unit brake dismounting device which is suitable for subways, light rail trains and other related vehicles.
Background
The unit brake of the urban rail vehicle is an important component of a braking system of the urban rail vehicle and is the final guarantee of safe and reliable braking of the urban rail vehicle. The unit brake works at high speed and high pressure for a long time, so that the unit brake needs to be periodically disassembled for maintenance, but at present, the disassembly of the unit brake is mainly realized by manual operation, and the unit brake is positioned and disassembled under a vehicle body by using ropes and belts in a pushing, pulling, hanging and other modes. The method has the advantages of low efficiency, high labor intensity of maintenance personnel and potential safety hazard. And the unit brakes reach 60-100KN, are positioned on two sides of the wheel sets and right above the steel rails and are limited by other suspension parts, so that the maintenance space is narrow and the disassembly and assembly difficulty is high.
Chinese patent CN205933129U discloses a disassembly and assembly tool for a unit brake of a subway engineering vehicle, which comprises a fixed plate, a connecting disc, a rotating disc and a step supporting plate; the top of the fixed plate is provided with a fixed seat, the top of the fixed seat is vertically provided with a connecting shaft, the connecting shaft is sequentially sleeved with a connecting disc, a radial bearing and a rotating disc from bottom to top, the bottom of the rotating disc is provided with a bearing cover, and a thrust bearing sleeved on the connecting shaft is arranged in the bearing cover; a first gear is arranged on the connecting disc; the top of rolling disc is provided with variable speed motor, oil tank and multi-stage cylinder, the output shaft of variable speed motor bottom passes the rolling disc, and be provided with on the output shaft with first gear engaged with second gear, the top of oil tank is connected with the hydraulic pump, hydraulic pump connection multi-stage cylinder, the piston rod at multi-stage cylinder top connect the ladder layer board, be provided with on the ladder layer board with treat the corresponding screw of the unit stopper of dismantling. But this dismouting frock can't satisfy the dismouting requirement of different unit stopper, and application scope is narrower.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the dismounting device for the urban rail vehicle unit brake, which has high efficiency, safety and convenient dismounting and is suitable for dismounting and mounting the urban rail vehicle unit brake of subways, light rail trains and other related vehicles.
The purpose of the invention can be realized by the following technical scheme:
a dismounting device for unit brakes of urban rail vehicles comprises a lifting mechanism, an adaptive position adjusting mechanism connected above the lifting mechanism and a clamping mechanism connected with the adaptive position adjusting mechanism,
the self-adaptive position adjusting mechanism is arranged above the lifting mechanism to rotate and adjust the inclination angle between the self-adaptive position adjusting mechanism and the lifting mechanism,
the clamping mechanism is slidably connected with the adaptive position adjusting mechanism, and the clamping mechanism clamps the unit brake.
The lifting mechanism is provided with a movable trolley. And the bottom of the moving trolley is provided with a motor and a storage battery. The upper part of the moving trolley is provided with a hydraulic cylinder, a piston rod, a lifting platform and a first support. The first support is fixedly connected with the lower part of the electric push rod through a bolt. The lifting platform is provided with a long round hole, and the electric push rod penetrates through the long round hole. Two second supports are arranged on the upper portion of the lifting platform. And a support is arranged on one side of the movable trolley, and a limit switch is arranged on the support to adjust the stroke of the lifting platform.
The self-adaptive position adjusting mechanism is provided with a workbench base, the lower part of the workbench base is provided with three supports, a third support on one side is fixedly connected with the upper part of the electric push rod through a bolt, and two fourth supports on the other side are correspondingly connected with two second supports on the lifting platform. The two sides of the upper part of the workbench base are provided with a pair of guide rails, and the outer sides of the guide rails are provided with 4 sliding blocks which are in sliding fit with the guide rails. The upper part of the sliding block is provided with a movable platen, the upper part of the movable platen is provided with a stepping motor, and the lower part of the stepping motor is provided with a gear. The middle of the upper part of the workbench base is provided with a rack support, the rack support is provided with a rack, and the rack is meshed with the gear.
The clamping mechanism is provided with a clamp base, a front clamping mechanism and a rear clamping mechanism. The clamp base is disposed on the moving platen.
The self-adaptive position adjusting mechanism realizes that the inclination angle between the base of the workbench and the lifting platform is adjustable through a revolute pair consisting of the electric push rod and the third support as well as the second support and the fourth support.
The front clamping mechanism is provided with an upright post support, the upright post support is provided with a long round hole, the width of the long round hole is 20mm, and the upright post support is fixed with a connecting plate on the clamp base through a built-in bolt. And the upper part of the upright post support is provided with a ratchet wheel and a pawl. The lead screw passes stand support and ratchet screw-thread fit, and the lead screw bottom is equipped with the keyway, passes through the key-type connection between lead screw and the stand support. And the upper part of the screw rod is provided with a connecting flange which is connected with the screw rod through threads. The upper part of the connecting flange is provided with a pneumatic chuck which can fix the air-permeable filter of the unit brake, and the pneumatic chuck and the air-permeable filter are fixed by bolts.
The rear clamping mechanism is provided with a first groove-shaped side plate and a second groove-shaped side plate on the clamp base, the first groove-shaped side plate and the second groove-shaped side plate are respectively provided with a round hole a and a round hole b, bolts penetrate through the round holes a and the round holes b, and are in clearance fit with the round holes a and in threaded connection with the round holes b.
When the lifting platform is used, the lifting platform is pushed to the position below the unit brake to be dismounted, the motor is started, the storage battery provides power, oil is fed into and discharged from the hydraulic cylinder, the piston rod is moved up and down, and therefore the lifting platform is driven to move up or down. The stroke of the lifting platform is adjusted through the limit switch arranged on the support, and when the lifting platform contacts the limit switch, the lifting platform stops moving upwards. And then starting the stepping motor, rotating the motor in the forward direction, axially moving the movable platen and the clamp base connected with the movable platen through the bolt along with the rotation of the gear under the meshing action of the gear and the rack along the guide rail, and stopping the movement of the stepping motor after approaching the unit brake. The inclination angles of the workbench base and the lifting platform are adjusted by starting the electric push rod, so that the center of the air-permeable filter of the unit brake is aligned with the center of the chuck. The screw rod is driven by rotating the ratchet wheel, the axial displacement of the chuck is finely adjusted, and the chuck reaches a proper position. And pressing the air control switch, and automatically clamping the air filter by the three-jaw pneumatic chuck to fix the unit brake. Meanwhile, the brake shoe support of the unit brake is positioned between the first groove-shaped side plate and the second groove-shaped side plate of the clamp base, a bolt penetrates through a round hole a in the first groove-shaped side plate to enter a round hole in the brake shoe support and then penetrates through a round hole b in the second groove-shaped side plate on the other side, and the brake shoe support is fixed through threads. After the maintenance personnel finish the disassembly of the connecting and fixing piece on the upper part of the unit brake, the stepping motor is started, the motor moves in the reverse direction, and the movable bedplate and the clamp base are driven to move out of the vehicle body through the meshing of the gear and the rack. Then the lifting platform descends under the action of the piston rod, the electric push rod contracts synchronously, and the dismounting device is pushed to convey the unit brake to a maintenance position.
Compared with the prior art, the invention has simple structure and convenient operation, and realizes accurate alignment of the unit brake under different dismounting environments through the matching of the front clamping mechanism and the rear clamping mechanism; the clamped unit brake moves three-dimensionally according to requirements through the combination of the lifting mechanism and the self-adaptive position adjusting mechanism, so that the labor intensity is reduced, the working efficiency is improved, and the operation safety is ensured; through being equipped with different anchor clamps, can satisfy the dismouting requirement of the unit stopper of different grade type, extensive applicability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a schematic structural view of the lifting mechanism;
FIG. 4 is a schematic structural diagram of an adaptive position adjustment mechanism;
FIG. 5 is a bottom oblique view of the adaptive position adjustment mechanism;
fig. 6 is a schematic structural view of the clamping mechanism.
In the figure, a lifting mechanism 1, a moving trolley 1-1, a motor 1-2, a storage battery 1-3, a hydraulic cylinder 1-4, a piston rod 1-5, a lifting platform 1-6, a first support 1-7, an electric push rod 1-8, a second support 1-9, a support 1-10 and a limit switch 1-11.
2 self-adaptive position adjusting mechanism, 2-1 workbench base, 2-2 guide rails, 2-3 sliding blocks, 2-4 moving bedplate, 2-5 stepping motor, 2-6 gears, 2-7 rack supports, 2-8 racks, 2-9 third supports and 2-10 fourth supports.
3 clamping mechanism, 3-1 clamp base, 3-1-1 connecting plate, 3-1-2 first groove type side plate, 3-1-3 second groove type side plate, 3-2 upright post support, 3-3 ratchet wheel, 3-4 pawl, 3-5 screw rod, 3-6 connecting flange, 3-7 pneumatic chuck and 3-8 bolt. 4 units of brakes.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
Examples
The dismounting device for the unit brake of the urban rail vehicle is structurally shown in figures 1-2 and comprises a lifting mechanism 1, an adaptive position adjusting mechanism 2 connected above the lifting mechanism 1 and a clamping mechanism 3 connected with the adaptive position adjusting mechanism 2. The adaptive position adjusting mechanism 2 rotates above the lifting mechanism 1 to adjust the inclination angle between the adaptive position adjusting mechanism and the lifting mechanism 1, the clamping mechanism 3 is connected with the adaptive position adjusting mechanism 2 in a sliding mode, and the clamping mechanism 3 clamps the unit brake 4.
Referring to fig. 3, the lifting mechanism 1 is provided with a movable trolley 1-1. The bottom of the movable trolley 1-1 is provided with a motor 1-2 and a storage battery 1-3 for providing power for the movable trolley 1-1. The upper part of the movable trolley 1-1 is provided with a hydraulic cylinder 1-4, a piston rod 1-5, a lifting platform 1-6 and a first support 1-7. The first support 1-7 is fixedly connected with the lower part of the electric push rod 1-8 by bolts. The lifting platform 1-6 is provided with a long round hole, and the electric push rod 1-8 penetrates through the long round hole. Two second supports 1-9 are arranged at the upper part of the lifting platform 1-6. One side of the movable trolley 1-1 is provided with a support 1-10, the support is provided with a limit switch 1-11, and the stroke of the lifting platform is adjusted.
Referring to the attached drawings 2, 4 and 5, the self-adaptive position adjusting mechanism 2 is provided with a workbench base 2-1, the lower part of the workbench base 2-1 is provided with three supports, one third support 2-9 at one side is fixedly connected with the upper part of an electric push rod 1-8 by bolts, and two fourth supports 2-10 at the other side are correspondingly connected with two second supports 1-9 on a lifting platform 1-6. The fourth support 2-10 and the second support 1-9 form a revolute pair, and the inclination angle between the workbench base 2-1 and the lifting platform 1-6 can be adjusted by adjusting the extension and contraction of the electric push rod 1-8, and the range is about-10 degrees to 20 degrees. A pair of guide rails 2-2 are arranged on two sides of the upper part of the workbench base 2-1, and 4 sliding blocks 2-3 are arranged on the outer sides of the guide rails 2-2 and are in sliding fit with the guide rails 2-2. The upper part of the sliding block 2-3 is provided with a movable bedplate 2-4, the upper part of the movable bedplate 2-4 is provided with a stepping motor 2-5, and the lower part of the stepping motor 2-5 is provided with a gear 2-6. The middle of the upper part of the workbench base 2-1 is provided with a rack support 2-7, the rack support 2-7 is provided with a rack 2-8, and the rack 2-8 is meshed with a gear 2-6.
Referring to fig. 6, the clamping mechanism 3 is provided with a clamp base 3-1, a front clamping mechanism and a rear clamping mechanism, and the clamp base 3-1 is arranged on the movable platen 2-4.
The self-adaptive position adjusting mechanism 2 realizes that the inclination angle between the workbench base 2-1 and the lifting platform 1-6 can be adjusted through a revolute pair formed by the electric push rod 1-8, the third support 2-9, the second support 1-9 and the fourth support 2-10.
The front clamping mechanism is provided with an upright post support 3-2, the upright post support 3-2 is provided with a long round hole with the width of 20mm, and the upright post support 3-2 is fixed with a connecting plate 3-1-1 on the clamp base 3-1 through a built-in bolt. The upper part of the upright post support 3-2 is provided with a ratchet wheel 3-3 and a pawl 3-4. The screw rod 3-5 penetrates through the upright post support 3-2 to be in threaded fit with the ratchet wheel 3-3, a key groove is formed in the bottom of the screw rod 3-5, and the screw rod 3-5 is connected with the upright post support 3-2 through a key. The upper parts of the screw rods 3-5 are provided with connecting flanges 3-6 which are connected through threads. The upper part of the connecting flange 3-6 is provided with a pneumatic chuck 3-7 which can fix the air filter of the unit brake 4, and the air filter and the unit brake are fixed through bolts.
The rear clamping mechanism is provided with a first groove-shaped side plate 3-1-2 and a second groove-shaped side plate 3-1-3 on a clamp base 3-1, and the first groove-shaped side plate 3-1-2 and the second groove-shaped side plate 3-1-3 are respectively provided with a round hole a and a round hole b. Bolts 3-8 penetrate through the round holes and the round holes b, and the bolts 3-8 are in clearance fit with the round holes a and are in threaded connection with the round holes b.
Referring to fig. 4, the pneumatic chucks 3-7 of the clamping device 3 can be replaced according to unit brakes with different specifications, and different clamps can be additionally arranged to disassemble and assemble other types of unit brakes.
When the lifting platform is used, the lifting platform is pushed to the position below the unit brake 4 to be dismounted, the motor 1-2 is started, the storage battery 1-3 provides power, oil is fed into and discharged from the hydraulic cylinder 1-4, the piston rod 1-5 is moved up and down, and therefore the lifting platform 1-6 is driven to move up and down. The stroke of the lifting platform 1-6 is adjusted through the limit switches 1-11 arranged on the supports 1-10, and when the lifting platform 1-6 contacts the limit switches 1-11, the lifting platform 1-6 stops moving upwards. And then starting a stepping motor 2-5, wherein the motor rotates in the forward direction, the movable bedplate 2-4 and a clamp base 3-1 connected with the movable bedplate 2-4 through a bolt axially move along a guide rail 2-2 under the meshing action of the gear 2-6 and a rack 2-8 along with the rotation of the gear 2-6, and the movement of the stepping motor 2-5 is stopped after approaching a unit brake 4. The inclination angles of the table base 2-1 and the elevating platform 1-6 are adjusted by actuating the electric push rods 1-8 so that the center of the air-permeable filter of the unit stopper 4 is aligned with the center of the chucks 3-7. The ratchet wheel 3-3 is rotated to drive the screw rod 3-5, and the axial displacement of the chuck 3-7 is finely adjusted, so that the chuck 3-7 reaches a proper position. The air control switch is pressed down, the air filter is automatically clamped by the air chucks 3-7, and the unit brake 4 is fixed. Meanwhile, the brake shoe holder of the unit brake 4 is positioned between the first groove-shaped side plate 3-1-2 and the second groove-shaped side plate 3-1-3 of the clamp base, and is fixed through threads by utilizing a bolt 3-8 to penetrate through a round hole a on the first groove-shaped side plate 3-1-2 to enter a round hole on the brake shoe holder and then penetrate through a round hole b on the second groove-shaped side plate 3-1-3 on the other side. After the maintenance personnel finish the disassembly of the connecting and fixing piece at the upper part of the unit brake 4, the stepping motors 2-5 are started to move in reverse directions, and the gear 2-6 and the rack 2-8 are meshed to drive the movable bedplate 2-4 and the clamp base 3-1 to move the unit brake 4 out of the vehicle body. Then the lifting platform 1-6 descends under the action of the piston rod 1-5, the electric push rod 1-8 contracts synchronously, and the dismounting device is pushed to convey the unit brake 4 to a maintenance place.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.

Claims (9)

1. A dismounting device for a unit brake of an urban rail vehicle is characterized by comprising a lifting mechanism (1), a self-adaptive position adjusting mechanism (2) connected above the lifting mechanism (1) and a clamping mechanism (3) connected with the self-adaptive position adjusting mechanism (2),
the self-adaptive position adjusting mechanism (2) is arranged above the lifting mechanism (1) to rotate and adjust the inclination angle between the self-adaptive position adjusting mechanism and the lifting mechanism (1),
the clamping mechanism (3) is connected with the self-adaptive position adjusting mechanism (2) in a sliding mode, and the clamping mechanism (3) clamps the unit brake (4);
the self-adaptive position adjusting mechanism (2) comprises a workbench base (2-1), guide rails (2-2) are arranged on two sides of the upper portion of the workbench base (2-1), sliding blocks (2-3) are arranged on the outer sides of the guide rails (2-2), a movable platen (2-4) is arranged on the upper portion of each sliding block (2-3), a stepping motor (2-5) is arranged on the upper portion of each movable platen (2-4), gears (2-6) are arranged on the lower portions of the stepping motors (2-5), a rack support (2-7) is arranged in the middle of the upper portion of the workbench base (2-1), racks (2-8) are arranged on the rack support (2-7), the racks (2-8) are meshed with the gears (2-6), and a third support (2-9) and a fourth support (2-10) are arranged on the lower portion of the workbench base.
2. The dismounting device for the unit brake of the urban rail vehicle as claimed in claim 1, wherein the lifting mechanism (1) comprises a mobile trolley (1-1), the bottom of the mobile trolley (1-1) is provided with an electric motor (1-2) and a storage battery (1-3), the upper part of the mobile trolley (1-1) is provided with a hydraulic cylinder (1-4), a piston rod (1-5), a lifting platform (1-6) and a first support (1-7), the first support (1-7) is connected with an electric push rod (1-8), the upper part of the lifting platform (1-6) is provided with a second support (1-9), one side of the mobile trolley (1-1) is provided with a support (1-10), and the support is provided with a limit switch (1-11).
3. The device for dismounting and mounting a unit brake of an urban rail vehicle according to claim 2, characterized in that the electric push rod (1-8) and the third support (2-9) as well as the second support (1-9) and the fourth support (2-10) form a revolute pair.
4. The device for dismounting and mounting a unit brake of an urban rail vehicle according to claim 3, wherein the inclination angle between the workbench base (2-1) and the lifting platform (1-6) is adjusted by the rotation of the revolute pair.
5. The device for dismounting and mounting a unit brake of an urban rail vehicle according to claim 1, wherein the clamping mechanism (3) consists of a clamp base (3-1), a front clamping mechanism and a rear clamping mechanism.
6. The dismounting device for the urban rail vehicle unit brake is characterized in that the front clamping mechanism comprises a column support (3-2) positioned on a connecting plate (3-1-1) of a clamp base (3-1), a ratchet wheel (3-3) and a pawl (3-4) are arranged at the upper part of the column support (3-2), a screw rod (3-5) penetrates through the ratchet wheel (3-3) and the column support (3-2), a connecting flange (3-6) is arranged at the upper part of the screw rod (3-5), and a pneumatic chuck (3-7) is arranged at the upper part of the connecting flange (3-6).
7. The dismounting device for the unit brake of the urban rail vehicle as claimed in claim 5, wherein the rear clamping mechanism comprises a first groove-shaped side plate (3-1-2), a second groove-shaped side plate (3-1-3) and a bolt (3-8) on a clamp base (3-1), and the first groove-shaped side plate (3-1-2) and the second groove-shaped side plate (3-1-3) are respectively provided with a round hole a and a round hole b.
8. An urban rail vehicle unit brake rigging device according to claim 7, wherein the bolts (3-8) pass through round hole a and round hole b.
9. The device for dismounting and mounting a unit brake of an urban rail vehicle according to claim 7, wherein the bolts (3-8) are in clearance fit with the round hole a and in threaded connection with the round hole b.
CN201810299019.9A 2018-04-04 2018-04-04 Dismounting device for unit brake of urban rail vehicle Active CN108640025B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810299019.9A CN108640025B (en) 2018-04-04 2018-04-04 Dismounting device for unit brake of urban rail vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810299019.9A CN108640025B (en) 2018-04-04 2018-04-04 Dismounting device for unit brake of urban rail vehicle

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Publication Number Publication Date
CN108640025A CN108640025A (en) 2018-10-12
CN108640025B true CN108640025B (en) 2020-04-07

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Application Number Title Priority Date Filing Date
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111531344A (en) * 2020-05-09 2020-08-14 南京海晨霞工程科技有限公司 Automatic installation device of filtering equipment for waste gas purification

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Publication number Priority date Publication date Assignee Title
JPS58194651A (en) * 1982-04-22 1983-11-12 Hitachi Constr Mach Co Ltd Brake operating device in movable cabin
JPH06135695A (en) * 1992-10-28 1994-05-17 N K Shiwa Kk Vertical elevator device
CN201625860U (en) * 2010-04-06 2010-11-10 广州铁路职业技术学院 Auxiliary assembly and disassembly service cart for engineering vehicle unit brakes
CN105619349B (en) * 2014-10-31 2018-02-27 上海工程技术大学 A kind of integral work table for unit brake transport, cleaning and dismounting
CN205817234U (en) * 2016-06-06 2016-12-21 郑州利尔科技发展有限公司 A kind of harmonious locomotive braking unit attaching/detaching apparatus
CN206051438U (en) * 2016-09-14 2017-03-29 西安汽车科技职业学院 A kind of automotive disc brake dismantles frame
CN109969204A (en) * 2019-04-09 2019-07-05 唐山百川智能机器股份有限公司 Locomotive braking unit disassembly installation transfer device

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