CN116730250B - Hydraulic lifting trolley with brake cylinder disassembled and assembled and use method thereof - Google Patents
Hydraulic lifting trolley with brake cylinder disassembled and assembled and use method thereof Download PDFInfo
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- CN116730250B CN116730250B CN202311007633.0A CN202311007633A CN116730250B CN 116730250 B CN116730250 B CN 116730250B CN 202311007633 A CN202311007633 A CN 202311007633A CN 116730250 B CN116730250 B CN 116730250B
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- clamping piece
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 31
- 238000001514 detection method Methods 0.000 claims description 15
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The application relates to the technical field of brake cylinder disassembly and assembly, and provides a hydraulic lifting trolley for brake cylinder disassembly and assembly and a use method thereof. According to the application, the two ends of the brake cylinder are clamped and stabilized through the first clamping assembly and the second clamping assembly at the same time, so that the stability of placing the brake cylinder is improved, and the safety of operation is improved; the stability can be improved, the falling risk of the brake cylinder is reduced, and meanwhile, the brake control operation is adopted to replace the manual operation, so that the labor force is liberated; and the automatic control operation is adopted, so that the operation precision is improved, and the labor intensity is reduced.
Description
Technical Field
The application relates to the technical field of lifting trolleys for dismounting and mounting brake cylinders, in particular to a hydraulic lifting trolley for dismounting and mounting a brake cylinder and a use method thereof.
Background
The subway is a rapid, large-traffic, electrically-towed rail traffic built in a city. The trains run on totally enclosed lines, the lines in the central urban area are basically arranged in underground tunnels, and the lines outside the central urban area are generally arranged on overhead bridges or the ground. The brake cylinder is arranged on the subway vehicle and has an important function in the subway braking process. When the brake cylinder is damaged and needs to be replaced, a hydraulic lifting trolley is used for assisting operation.
The Chinese patent with publication number of CN201881134U discloses a special equipment for disassembling and assembling a brake cylinder of a metro vehicle, which comprises a hydraulic lifting mechanism, a supporting base arranged at the lower part of the hydraulic lifting mechanism, a sliding rail combined structure arranged above the hydraulic lifting mechanism, a support structure and a fixing structure; the upper part of the hydraulic lifting mechanism forms a supporting plane, and the sliding rail combined structure, the supporting seat structure and the fixing structure are arranged on the supporting plane of the hydraulic lifting mechanism.
However, in the above-mentioned scheme, after dismantling the brake cylinder, the staff need manual use bandage to stabilize the brake cylinder, and manual operation needs the manpower to participate in, and degree of automation is low, in addition, ties the brake cylinder through the bandage, has the unstable condition of brake cylinder, leads to the condition that the brake cylinder dropped easily, has reduced the security of operation.
Disclosure of Invention
The application aims to provide a hydraulic lifting trolley for disassembling and assembling a brake cylinder and a use method thereof, so as to solve the problems that in the prior art, a binding belt is manually used for stabilizing the brake cylinder, manual operation needs manpower to participate, and the degree of automation is low; the brake cylinder is bound through the binding band, so that the condition that the brake cylinder is unstable is caused, the brake cylinder is easy to fall off, and the safety of operation is reduced.
In order to achieve the above object, the present application adopts the following technical scheme: the hydraulic lifting trolley comprises a trolley body, wherein a lifting mechanism is arranged on the top surface of a bottom plate of the trolley body, a first supporting plate is horizontally fixed on the top end of the lifting mechanism, a second supporting plate is horizontally arranged above the first supporting plate, strip-shaped plates are respectively fixed at two ends of the top surface of the second supporting plate, a bearing seat is arranged on the top surface of the second supporting plate, a traversing mechanism is arranged between the two strip-shaped plates, a first clamping assembly and a second clamping assembly are arranged on the traversing mechanism, the traversing mechanism is used for driving the first clamping assembly and the second clamping assembly to simultaneously and reversely move, and the first clamping assembly and the second clamping assembly are used for respectively clamping two ends of a brake cylinder;
the first clamping assembly comprises a first mounting frame, a first telescopic rod is vertically and downwards fixed on the inner top surface of the first mounting frame, a first clamping piece is mounted on the output end of the first telescopic rod, and the first clamping piece is used for clamping the relatively small one of the two ends of the brake cylinder;
the second clamping assembly comprises a second mounting frame, a second telescopic rod is vertically and downwards fixed on the inner top surface of the second mounting frame, a second clamping piece is mounted on the output end of the second telescopic rod, and the second clamping piece is used for clamping the relatively large one of the two ends of the brake cylinder;
the height of the first clamping piece is lower than that of the second clamping piece, the first clamping piece and the second clamping piece are of semi-annular structures, and the radius of the first clamping piece is smaller than that of the second clamping piece.
Preferably, the sideslip mechanism includes sideslip motor, threaded rod, first sideslip piece and second sideslip piece, the sideslip motor is installed on the lateral wall of strip shaped plate, the threaded rod rotates and sets up between two strip shaped plates, the output shaft of sideslip motor passes through the one end fixed connection of shaft coupling and threaded rod, first sideslip piece threaded connection is on the forward screw thread of the left end of threaded rod, second sideslip piece threaded connection is on the reverse screw thread of the right-hand member of threaded rod, the top surface fixed connection of the one end of first mounting bracket and first sideslip piece, be equipped with first guide block on the other end of first mounting bracket, the one end of second mounting bracket and the top surface fixed connection of second sideslip piece, be fixed with the second guide block on the other end of second mounting bracket, two still be fixed with the guide bar between the strip shaped plate, first guide block, second guide block all slide and set up on the guide bar.
Preferably, the middle part of the top surfaces of the two strip-shaped plates is provided with a third telescopic rod through a fixed block, the output ends of the two third telescopic rods are arranged towards the center of the bearing seat, the center lines of the two third telescopic rods are positioned on the same straight line, and the output ends of the two third telescopic rods are fixedly provided with side stop blocks.
Preferably, the top surface of the bearing bracket is provided with a bearing groove, a pressure sensor is arranged in the bearing groove, and when the detection value of the pressure sensor is greater than zero and is stable, the traversing motor is started.
Preferably, the rotary motor is installed on the top surface of the first supporting plate, the rotary disk is fixed on the top end of the output shaft of the rotary motor, the top surface of the rotary disk is fixedly connected with the bottom surface of the second supporting plate, the top surface of the first supporting plate is provided with a plurality of supporting sliding blocks, and the supporting sliding blocks and the bottom surface of the rotary disk are arranged in a sliding mode.
Preferably, the top surface of second backup pad is last to install rectangular laser lamp, laser lamp distributes along the length direction of second backup pad, the length intermediate position of the preceding terminal surface of bearing seat is equipped with the installation piece, install first distance sensor on the top surface of installation piece, first distance sensor is used for detecting its distance to waiting to dismantle between the brake cylinder.
Preferably, a second distance sensor is fixed on the side surface of the mounting block, and the second distance sensor is used for detecting the distance between the second distance sensor and the bottom end of the second mounting frame.
Preferably, the device further comprises a control center, and the laser lamp, the first distance sensor, the second distance sensor, the first telescopic rod, the second telescopic rod, the third telescopic rod, the pressure sensor, the rotating motor and the traversing motor are all electrically connected with the control center.
Preferably, the lifting mechanism comprises a lifting hydraulic cylinder and a scissor support assembly, and the lifting hydraulic cylinder is electrically connected with the control center.
In addition, the application also provides a use method of the hydraulic lifting trolley with the brake cylinder disassembled and assembled, which comprises the following steps:
s1: starting and extending the lifting hydraulic cylinder, and closing the lifting hydraulic cylinder through the control center when the detection value of the first distance sensor reaches a first threshold value;
s2: starting the rotating motor, and closing the rotating motor through the control center when the long-strip-shaped laser belt emitted by the laser lamp is parallel to the brake cylinder to be disassembled;
s3: when the detection value of the pressure sensor is larger than zero and stable, starting the traversing motor, and driving the first mounting frame and the second mounting frame to be close to each other by the traversing motor through the threaded rod;
s4: when the detection value of the second distance sensor reaches a second threshold value, the traversing motor is turned off through the control center;
s5: the first telescopic rod and the second telescopic rod are downwards extended, and when the first clamping piece and the second clamping piece respectively clamp the two ends of the brake cylinder, the first telescopic rod and the second telescopic rod are closed;
s6: and meanwhile, the output ends of the two third telescopic rods are extended inwards, and when the two side stop blocks respectively bear against the two ends of the brake cylinder, the two third telescopic rods are closed.
Compared with the prior art, the hydraulic lifting trolley adopting the technical scheme for dismounting the brake cylinder and the use method thereof have the following beneficial effects:
1. in use, a worker places the detached brake cylinder on the bearing seat along the length direction of the bearing seat, then starts the traversing mechanism, and drives the first clamping component and the second clamping group to be mutually close at the same time;
2. in use, after the first mounting frame is moved above the left end of the brake cylinder, the first telescopic rod is started and stretched downwards, the output end of the first telescopic rod drives the first clamping piece to move downwards, and when the first clamping piece tightly clamps the left end of the brake cylinder, the first telescopic rod is closed; meanwhile, when the second mounting frame is moved to the upper part of the right end of the brake cylinder, the second telescopic rod is started and stretched downwards, the output end of the second telescopic rod drives the second clamping piece to move downwards, when the second clamping piece tightly clamps the right end of the brake cylinder, the second telescopic rod is closed, namely, the left end and the right end of the brake cylinder are respectively clamped through the first clamping piece and the second clamping piece at the same time, so that the brake cylinder is firmly fixed on the bearing seat, a mode of fixing the brake cylinder by adopting a binding belt in the prior art is replaced, the stability can be increased, the falling risk of the brake cylinder is reduced, meanwhile, the brake control operation is adopted to replace manual operation, and the labor force is relieved;
3. in use, the rotary motor is controlled to be opened and closed through the control center, so that the direction of the bearing bracket is adjusted, and the detached brake cylinder is accurately received; the control center is used for controlling the opening and closing of the traversing motor, so that the first clamping component and the second clamping component are adjusted to the positions right above the two ends of the brake cylinder, and then the control center is used for controlling the extension of the first telescopic rod and the second telescopic rod, so that the first clamping piece and the second clamping piece can clamp the two ends of the brake cylinder; the control center is used for controlling the extension of the lifting hydraulic cylinder, so that the height of the bearing seat is adjusted, and a working space is reserved for workers. The device adopts automatic control operation, improves the operation precision and reduces the labor intensity.
Drawings
Fig. 1 is a schematic front view of an embodiment of the present application.
Fig. 2 is a perspective view of the first support plate and the parts above the first support plate in an embodiment of the application.
Fig. 3 is a perspective view (another view) of the first support plate and the parts thereon in an embodiment of the present application.
Fig. 4 is a side view of a first support plate and its upper parts in an embodiment of the application.
Fig. 5 is a front view of the first support plate and its upper parts in an embodiment of the application.
Fig. 6 is a front view of the first support plate and the parts above the first support plate (after the first and second traverse blocks are moved closer together) in accordance with an embodiment of the present application.
Fig. 7 is a block diagram of an embodiment of the present application.
Fig. 8 is an enlarged view of fig. 2 a in accordance with an embodiment of the present application.
In the figure: the vehicle body 1, the lifting mechanism 2, the first support plate 3, the second support plate 4, the strip plate 41, the traversing motor 42, the forward thread 43, the reverse thread 44, the first traversing block 45, the second traversing block 46, the first mounting frame 47, the second mounting frame 48, the laser lamp 49, the rotating motor 51, the support slider 52, the rotating disk 53, the bearing seat 6, the pressure sensor 61, the mounting block 62, the first distance sensor 63, the second distance sensor 64, the first telescoping rod 71, the first clamping piece 72, the second telescoping rod 73, the second clamping piece 74, the third telescoping rod 81, and the side stop 82.
Detailed Description
The application is further described below with reference to the accompanying drawings.
The hydraulic lifting trolley with the brake cylinder disassembled and assembled as shown in fig. 1 comprises a trolley body 1, wherein a lifting mechanism 2 is arranged on the top surface of a bottom plate of the trolley body 1, and specifically, the lifting mechanism 2 comprises a lifting hydraulic cylinder and a scissor support assembly, wherein the lifting mechanism 2 is of a structure in the prior art, reference can be made to the technical scheme in a patent document with the publication number of CN201881134U, the electric connection between the lifting hydraulic cylinder and a control center is omitted, and a first support plate 3 is horizontally fixed on the top end of the lifting mechanism 2.
In use, a worker can control the extension or shortening of the lifting hydraulic cylinder through the control center, when the lifting hydraulic cylinder extends, the output end of the lifting hydraulic cylinder drives the scissor support assembly to be unfolded upwards, so that the top end of the scissor support assembly drives the first support plate 3 to move upwards, when the lifting hydraulic cylinder shortens, the output end of the lifting hydraulic cylinder drives the scissor support assembly to be contracted downwards, so that the top end of the scissor support assembly drives the first support plate 3 to move downwards, namely, the height position of the first support plate 3 can be adjusted through the lifting mechanism 2, and the first support plate 3 drives parts above the first support plate to move so as to conveniently catch the brake cylinder detached by the worker.
As shown in fig. 2, a second support plate 4 is horizontally arranged above the first support plate 3, strip-shaped plates 41 are respectively fixed at two ends of the top surface of the second support plate 4, a bearing seat 6 is arranged on the top surface of the second support plate 4, the bearing seat 6 is positioned between the two strip-shaped plates 41, a traversing mechanism is arranged between the two strip-shaped plates 41, a first clamping assembly and a second clamping assembly are arranged on the traversing mechanism, the traversing mechanism is used for driving the first clamping assembly and the second clamping assembly to simultaneously and reversely move, and the first clamping assembly and the second clamping assembly are used for respectively clamping two ends of a brake cylinder.
In use, a worker places the detached brake cylinder on the bearing seat 6 along the length direction of the bearing seat 6, then starts the traversing mechanism, and drives the first clamping component and the second clamping group to be mutually close at the same time.
As shown in fig. 2 to 6, in particular, the first clamping assembly includes a first mounting bracket 47, a first telescopic rod 71 is vertically fixed downward on an inner top surface of the first mounting bracket 47, a first clamping member 72 is mounted on an output end of the first telescopic rod 71, and the first clamping member 72 is used for clamping a relatively small one of two ends of the brake cylinder; the second clamping assembly comprises a second mounting frame 48, a second telescopic rod 73 is vertically fixed downwards on the inner top surface of the second mounting frame 48, a second clamping piece 74 is mounted on the output end of the second telescopic rod 73, and the second clamping piece 74 is used for clamping the relatively large end of two ends of the brake cylinder. The height of the first clamping piece 72 is lower than that of the second clamping piece 74, so that the requirements that the first clamping piece 72 and the second clamping piece 74 simultaneously clamp two ends of a brake cylinder can be met, the first clamping piece 72 and the second clamping piece 74 are of semi-annular structures, and the radius of the first clamping piece 72 is smaller than that of the second clamping piece 74.
In use, when the first mounting frame 47 is moved above the left end of the brake cylinder, the first telescopic rod 71 is activated and extended downwards, the output end of the first telescopic rod 71 drives the first clamping member 72 to move downwards, and when the first clamping member 72 tightly clamps the left end of the brake cylinder, the first telescopic rod 71 is closed; meanwhile, when the second mounting frame 48 is moved to the upper part of the right end of the brake cylinder, the second telescopic rod 73 is started and stretched downwards, the output end of the second telescopic rod 73 drives the second clamping piece 74 to move downwards, when the right end of the brake cylinder is tightly clamped by the second clamping piece 74, the second telescopic rod 73 is closed, namely, the left end and the right end of the brake cylinder are simultaneously and respectively clamped by the first clamping piece 72 and the second clamping piece 74, so that the brake cylinder is firmly fixed on the bearing seat 6, the mode of fixing the brake cylinder by adopting a binding band in the prior art is replaced, the stability can be increased, the falling risk of the brake cylinder is reduced, and meanwhile, the brake control operation is adopted to replace manual operation, and the labor force is liberated.
In addition, the semi-ring structure of the first clamping member 72 surrounds the left end of the brake cylinder, and the semi-ring structure of the second clamping member 74 surrounds the right end of the brake cylinder, so that the contact area between the semi-ring structure and the brake cylinder can be increased, and the stability effect is improved.
As shown in fig. 2 to 6, specifically, the traversing mechanism includes a traversing motor 42, a threaded rod, a first traversing block 45 and a second traversing block 46, the traversing motor 42 is mounted on a side wall of the strip-shaped plate 41, the threaded rod is rotatably disposed between the two strip-shaped plates 41, an output shaft of the traversing motor 42 is fixedly connected with one end of the threaded rod through a coupling, the first traversing block 45 is in threaded connection with a forward thread 43 at a left end of the threaded rod, the second traversing block 46 is in threaded connection with a reverse thread 44 at a right end of the threaded rod, one end of the first mounting frame 47 is fixedly connected with a top surface of the first traversing block 45, a first guiding block is disposed at another end of the first mounting frame 47, one end of the second mounting frame 48 is fixedly connected with a top surface of the second traversing block 46, a second guiding block is fixed at another end of the second mounting frame 48, a guiding rod is also fixed between the two strip-shaped plates 41, and the first guiding block and the second guiding block are all slidably disposed on the guiding rod.
In use, when the traverse motor 42 is started, the output shaft of the traverse motor 42 drives the threaded rod to rotate, under the action of the threaded rod and the threaded connection of the first traverse block 45 and the second traverse block 46, the threaded rod drives the first traverse block 45 and the second traverse block 46 to move simultaneously, and the left end of the threaded rod is the forward thread 43 and the right end of the threaded rod is the reverse thread 44, so that the moving directions of the first traverse block 45 and the second traverse block 46 are opposite, that is, the first traverse block 45 and the second traverse block 46 are simultaneously close to or far away from each other, the first traverse block 45 can drive the first mounting frame 47 to move, and meanwhile, the second traverse block 46 can drive the second mounting frame 48 to move, that is, the first mounting frame 47 and the second mounting frame 48 are simultaneously close to or far away from each other. When the first mounting frame 47 and the second mounting frame 48 are close to each other, the first clamping assembly and the second clamping assembly can be driven to be close to each other, so that clamping and stabilizing operation can be conveniently performed on the brake cylinder; when the first mounting frame 47 and the second mounting frame 48 are far away from each other, the first clamping assembly and the second clamping assembly can be driven to be far away from each other, so that the brake cylinder is loosened, and the brake cylinder is taken away by a worker.
As shown in fig. 2-6, the middle of the top surfaces of the two strip-shaped plates 41 are provided with third telescopic rods 81 through fixing blocks, the output ends of the two third telescopic rods 81 are arranged towards the center of the bearing seat 6, the center lines of the two third telescopic rods 81 are positioned on the same straight line, the two third telescopic rods 81 are arranged along the horizontal direction, and side stop blocks 82 are fixed on the output ends of the two third telescopic rods 81.
In use, when the brake cylinder is placed on the top surface of the support seat 6, the two third telescopic rods 81 are started and extended simultaneously, the two third telescopic rods 81 drive the two side stop blocks 82 to move inwards simultaneously, and when the two side stop blocks 82 respectively block the two ends of the brake cylinder, the third telescopic rods 81 are closed. The two side stoppers 82 respectively block the two ends of the brake cylinder to prevent the brake cylinder from sliding along the length direction of the bearing seat 6, thereby improving the stabilizing effect on the brake cylinder and reducing the operation risk.
As shown in fig. 2-4, the top surface of the supporting seat 6 is provided with a supporting groove, a pressure sensor 61 is installed in the supporting groove, and when the detection value of the pressure sensor 61 is greater than zero and is stable, the traversing motor 42 is started.
In use, the operator places the detached brake cylinder on the top surface of the bearing groove, and the bearing groove can increase the contact area with the bottom surface of the brake cylinder, so that the stability of support is improved. The brake cylinder presses the pressure sensor 61 downwards so that the detection value of the pressure sensor 61 is larger than zero, and when the detection value of the pressure sensor 61 is larger than zero and is stable, the brake cylinder is stably placed in the bearing groove, then the traversing motor 42 can be started, and the traversing motor 42 drives the first clamping assembly and the second clamping assembly to clamp the brake cylinder.
As shown in fig. 2-6, a rotating motor 51 is mounted on the top surface of the first support plate 3, a rotating disc 53 is fixed on the top end of an output shaft of the rotating motor 51, the top surface of the rotating disc 53 is fixedly connected with the bottom surface of the second support plate 4, a plurality of support sliding blocks 52 are arranged on the top surface of the first support plate 3, and the support sliding blocks 52 are slidably arranged with the bottom surface of the rotating disc 53. The second support plate 4 has a strip-shaped laser lamp 49 mounted on its top surface, and the laser lamp 49 is distributed along the length direction of the second support plate 4.
In use, when the rotary motor 51 is started, the output shaft of the rotary motor 51 drives the rotary disk 53 to rotate, the rotary disk 53 drives the second support plate 4 on the top surface to rotate, and the second support plate 4 drives the parts thereon to rotate, so that the direction of the bearing bracket 6 is adjusted. The second supporting plate 4 drives the laser lamp 49 to rotate, when the long-strip-shaped laser belt emitted by the laser lamp 49 is parallel to the brake cylinder to be detached, the rotating motor 51 is turned off, and at the moment, the bearing seat 6 is just parallel to the brake cylinder to be detached, so that the bearing seat 6 can smoothly catch the detached brake cylinder, and the brake cylinder is prevented from being impacted to the edge of the bearing seat 6. When the rotating disc 53 rotates, the rotating disc 53 performs circumferential sliding relative to the plurality of supporting blocks 52, and the plurality of supporting blocks 52 jointly support the rotating disc 53 and keep the rotating disc 53 in a horizontal position, so as to facilitate stable operation.
As shown in fig. 2 and 8, a mounting block 62 is provided in the middle of the length of the front end surface of the support seat 6, and a first distance sensor 63 is mounted on the top surface of the mounting block 62, where the first distance sensor 63 is used for detecting the distance between the first distance sensor and the brake cylinder to be detached. A second distance sensor 64 is fixed to a side surface of the mounting block 62, and the second distance sensor 64 is used to detect a distance from the second distance sensor to the bottom end of the second mounting frame 48.
In use, in the process of moving the bearing seat 6 upwards, the bearing seat 6 drives the mounting block 62 to move upwards, the mounting block 62 drives the first distance sensor 63 to move upwards, the first distance sensor 63 is used for detecting the distance between the bearing seat 6 and the brake cylinder to be detached in real time, when the detection value reaches a first threshold value, the lifting hydraulic cylinder is closed to stop the bearing seat 6 at the current height position, wherein the first threshold value is 50cm, and an operation space can be reserved between the bearing seat 6 and the brake cylinder to be detached, so that a worker can detach the brake cylinder conveniently.
When the second mounting frame 48 moves towards the mounting block 62, the second distance sensor 64 on the mounting block 62 can detect the distance between the second mounting frame 48 and the bottom end of the second mounting frame 48 in real time, and when the detection value of the second distance sensor 64 reaches the second threshold value, the traversing motor 42 is turned off, so that the first mounting frame 47 and the second mounting frame 48 stay at the current position, and at this time, the first mounting frame 47 and the second mounting frame 48 are just located at the upper positions of the two ends of the brake cylinder, so that the brake cylinder is clamped and stably processed through the first clamping assembly and the second clamping assembly.
As shown in fig. 7, the device further comprises a control center, and the laser lamp 49, the first distance sensor 63, the second distance sensor 64, the first telescopic rod 71, the second telescopic rod 73, the third telescopic rod 81, the pressure sensor 61, the rotating motor 51 and the traversing motor 42 are all electrically connected with the control center.
In use, the rotary motor 51 is controlled to be turned on and off by the control center, so that the direction of the bearing bracket 6 is adjusted to accurately receive the detached brake cylinder; the control center is used for controlling the opening and closing of the traversing motor 42, so that the first clamping component and the second clamping component are adjusted to the positions right above the two ends of the brake cylinder, and then the control center is used for controlling the extension of the first telescopic rod 71 and the second telescopic rod 73 so that the first clamping piece 72 and the second clamping piece 74 can clamp the two ends of the brake cylinder; the control center controls the extension of the lifting hydraulic cylinder, so that the height of the bearing bracket 6 is adjusted to provide working space for workers. The device adopts automatic control operation, improves the operation precision and reduces the labor intensity.
In addition, the application also provides a use method of the hydraulic lifting trolley with the brake cylinder disassembled and assembled, which comprises the following steps:
s1: starting and extending the lifting hydraulic cylinder, and closing the lifting hydraulic cylinder through the control center when the detection value of the first distance sensor 63 reaches a first threshold value;
s2: the rotary motor 51 is started, and when the long-strip laser belt emitted by the laser lamp 49 and the brake cylinder to be detached are parallel, the rotary motor 51 is turned off by the control center;
s3: when the detection value of the pressure sensor 61 is greater than zero and stable, the traversing motor 42 is started, and the traversing motor 42 drives the first mounting frame 47 and the second mounting frame 48 to approach each other through the threaded rod;
s4: when the detection value of the second distance sensor 64 reaches the second threshold value, the traversing motor 42 is turned off by the control center;
s5: the first telescopic rod 71 and the second telescopic rod 73 are extended downwards, and when the first clamping piece 72 and the second clamping piece 74 respectively clamp the two ends of the brake cylinder, the first telescopic rod 71 and the second telescopic rod 73 are closed;
s6: simultaneously, the output ends of the two third telescopic rods 81 are extended inwards, and when the two side stoppers 82 respectively abut against the two ends of the brake cylinder, the two third telescopic rods 81 are closed.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, who is within the scope of the present application, should make equivalent substitutions or modifications according to the technical scheme of the present application and the inventive concept thereof, and should be covered by the scope of the present application.
Claims (10)
1. The hydraulic lifting trolley for disassembling and assembling the brake cylinder comprises a trolley body (1), and is characterized in that a lifting mechanism (2) is arranged on the top surface of a bottom plate of the trolley body (1), a first supporting plate (3) is horizontally fixed on the top end of the lifting mechanism (2), a second supporting plate (4) is horizontally arranged above the first supporting plate (3), strip-shaped plates (41) are respectively fixed at two ends of the top surface of the second supporting plate (4), a supporting seat (6) is arranged on the top surface of the second supporting plate (4), the supporting seat (6) is positioned between the two strip-shaped plates (41), a traversing mechanism is arranged between the two strip-shaped plates (41), a first clamping assembly and a second clamping assembly are arranged on the traversing mechanism, the traversing mechanism is used for driving the first clamping assembly and the second clamping assembly to simultaneously and reversely move, and the first clamping assembly and the second clamping assemblies are used for respectively clamping two ends of the brake cylinder;
the first clamping assembly comprises a first mounting frame (47), a first telescopic rod (71) is vertically and downwards fixed on the inner top surface of the first mounting frame (47), a first clamping piece (72) is mounted on the output end of the first telescopic rod (71), and the first clamping piece (72) is used for clamping the relatively small one of two ends of the brake cylinder;
the second clamping assembly comprises a second mounting frame (48), a second telescopic rod (73) is vertically and downwards fixed on the inner top surface of the second mounting frame (48), a second clamping piece (74) is mounted on the output end of the second telescopic rod (73), and the second clamping piece (74) is used for clamping the relatively large one of two ends of the brake cylinder;
the height of the first clamping piece (72) is lower than that of the second clamping piece (74), the first clamping piece (72) and the second clamping piece (74) are of semi-annular structures, and the radius of the first clamping piece (72) is smaller than that of the second clamping piece (74);
install rotating electrical machines (51) on the top surface of first backup pad (3), be fixed with rotary disk (53) on the output shaft top of rotating electrical machines (51), the top surface of rotary disk (53) and the bottom surface fixed connection of second backup pad (4), install rectangular laser lamp (49) on the top surface of second backup pad (4), laser lamp (49) are distributed along the length direction of second backup pad (4).
2. The hydraulic lift truck with the brake cylinder disassembled and assembled according to claim 1, wherein: the utility model provides a sideslip mechanism includes sideslip motor (42), threaded rod, first sideslip piece (45) and second sideslip piece (46), install on the lateral wall of strip shaped plate (41) sideslip motor (42), the threaded rod rotates and sets up between two strip shaped plate (41), the output shaft of sideslip motor (42) passes through the one end fixed connection of shaft coupling and threaded rod, first sideslip piece (45) threaded connection is on the forward screw thread (43) of the left end of threaded rod, second sideslip piece (46) threaded connection is on the reverse screw thread (44) of the right-hand member of threaded rod, the top surface fixed connection of the one end of first mounting bracket (47) and first sideslip piece (45), be equipped with first guide block on the other end of first mounting bracket (47), the one end of second mounting bracket (48) and the top surface fixed connection of second sideslip piece (46), be fixed with the second guide block on the other end of second mounting bracket (48) still be fixed with the guide bar between strip shaped plate (41), first guide block, second guide block all slide on the guide bar.
3. The hydraulic lift truck with the brake cylinder disassembled and assembled according to claim 1, wherein: the middle of the top surfaces of the two strip-shaped plates (41) are provided with third telescopic rods (81) through fixing blocks, the output ends of the two third telescopic rods (81) are arranged towards the center of the bearing seat (6), the center lines of the two third telescopic rods (81) are located on the same straight line, and side stop blocks (82) are fixed on the output ends of the two third telescopic rods (81).
4. The hydraulic lifting trolley for brake cylinder disassembly according to claim 2, wherein: the top surface of bearing seat (6) has seted up the bearing recess, install pressure sensor (61) in the bearing recess, work as the detected value of pressure sensor (61) is greater than zero and after stabilizing start sideslip motor (42).
5. The hydraulic lift truck with the brake cylinder disassembled and assembled according to claim 1, wherein: the top surface of first backup pad (3) is equipped with a plurality of support slider (52), slide between the bottom surface of support slider (52) and rotary disk (53) and set up.
6. The hydraulic lift truck with the brake cylinder disassembled and assembled according to claim 5, wherein: the middle part of the length of the front end surface of the bearing seat (6) is provided with a mounting block (62), a first distance sensor (63) is mounted on the top surface of the mounting block (62), and the first distance sensor (63) is used for detecting the distance between the bearing seat and a brake cylinder to be detached.
7. The hydraulic lift truck with the brake cylinder disassembled and assembled according to claim 6, wherein: a second distance sensor (64) is fixed on the side surface of the mounting block (62), and the second distance sensor (64) is used for detecting the distance between the second distance sensor and the bottom end of the second mounting frame (48).
8. The hydraulic lift truck with the brake cylinder disassembled and assembled according to claim 5, wherein: the device further comprises a control center, and the laser lamp (49), the first distance sensor (63), the second distance sensor (64), the first telescopic rod (71), the second telescopic rod (73), the third telescopic rod (81), the pressure sensor (61), the rotating motor (51) and the traversing motor (42) are electrically connected with the control center.
9. The hydraulic lift truck of claim 8 wherein the brake cylinder is disassembled and assembled: the lifting mechanism (2) comprises a lifting hydraulic cylinder and a scissor supporting assembly, and the lifting hydraulic cylinder is electrically connected with the control center.
10. A method of using the hydraulic lifting trolley according to claim 9 with the brake cylinder removed, comprising the steps of:
s1: starting and extending the lifting hydraulic cylinder, and closing the lifting hydraulic cylinder through the control center when the detection value of the first distance sensor (63) reaches a first threshold value;
s2: starting the rotating motor (51), and closing the rotating motor (51) through the control center when the long-strip-shaped laser belt emitted by the laser lamp (49) is parallel to the brake cylinder to be detached;
s3: when the detection value of the pressure sensor (61) is larger than zero and stable, starting the traversing motor (42), and driving the first mounting frame (47) and the second mounting frame (48) to be close to each other by the traversing motor (42) through a threaded rod;
s4: when the detection value of the second distance sensor (64) reaches a second threshold value, the traversing motor (42) is turned off by the control center;
s5: the first telescopic rod (71) and the second telescopic rod (73) are downwards extended, and when the first clamping piece (72) and the second clamping piece (74) respectively clamp the two ends of the brake cylinder, the first telescopic rod (71) and the second telescopic rod (73) are closed;
s6: and the output ends of the two third telescopic rods (81) are extended inwards simultaneously, and when the two side stop blocks (82) respectively bear against the two ends of the brake cylinder, the two third telescopic rods (81) are closed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311007633.0A CN116730250B (en) | 2023-08-11 | 2023-08-11 | Hydraulic lifting trolley with brake cylinder disassembled and assembled and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311007633.0A CN116730250B (en) | 2023-08-11 | 2023-08-11 | Hydraulic lifting trolley with brake cylinder disassembled and assembled and use method thereof |
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| Publication Number | Publication Date |
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| CN116730250A CN116730250A (en) | 2023-09-12 |
| CN116730250B true CN116730250B (en) | 2023-11-03 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211255117U (en) * | 2019-12-12 | 2020-08-14 | 张国平 | Lifting device for mounting medical equipment |
| CN215188543U (en) * | 2021-07-01 | 2021-12-17 | 河南五建城乡建设发展有限公司 | Seedling fixing device |
| CN216421118U (en) * | 2021-12-27 | 2022-05-03 | 湖北陆伟轨道设备有限公司 | Clamping device for machining train brake cylinder body |
| CN219279388U (en) * | 2022-12-27 | 2023-06-30 | 四川亿腾绿建科技有限公司 | Multidirectional clamping device for steel structure machining |
| CN219449207U (en) * | 2023-03-30 | 2023-08-01 | 江西赣能股份有限公司居龙潭水电厂 | Large valve lifting installation platform |
-
2023
- 2023-08-11 CN CN202311007633.0A patent/CN116730250B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211255117U (en) * | 2019-12-12 | 2020-08-14 | 张国平 | Lifting device for mounting medical equipment |
| CN215188543U (en) * | 2021-07-01 | 2021-12-17 | 河南五建城乡建设发展有限公司 | Seedling fixing device |
| CN216421118U (en) * | 2021-12-27 | 2022-05-03 | 湖北陆伟轨道设备有限公司 | Clamping device for machining train brake cylinder body |
| CN219279388U (en) * | 2022-12-27 | 2023-06-30 | 四川亿腾绿建科技有限公司 | Multidirectional clamping device for steel structure machining |
| CN219449207U (en) * | 2023-03-30 | 2023-08-01 | 江西赣能股份有限公司居龙潭水电厂 | Large valve lifting installation platform |
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| Publication number | Publication date |
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| CN116730250A (en) | 2023-09-12 |
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