CN216272918U

CN216272918U - Auxiliary disassembly and assembly platform for locomotive bottom

Info

Publication number: CN216272918U
Application number: CN202122793258.XU
Authority: CN
Inventors: 刘朝民; 李明义; 李冬娃
Original assignee: Jinan Jinshuo Hydraulic Machinery Co ltd
Current assignee: Jinan Jinshuo Hydraulic Machinery Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-12
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an auxiliary disassembly and assembly platform for a locomotive bottom, which comprises an underframe, wherein a walking mechanism is arranged at the lower part of a supporting plate, the walking mechanism comprises a driving wheel, and a hydraulic motor is arranged on one side of the driving wheel; chassis upper portion is equipped with hydraulic pressure fork arm cutting frame, and hydraulic pressure fork arm cutting frame upper portion is equipped with the support frame, and support frame upper portion is equipped with the mesa, and the support frame rear portion is equipped with first pneumatic cylinder, and the support frame front portion is equipped with the second pneumatic cylinder, and the inside third pneumatic cylinder that is equipped with of support frame, the jar seat of first pneumatic cylinder, second pneumatic cylinder and third pneumatic cylinder all is articulated with the support frame, and the piston rod of first pneumatic cylinder, second pneumatic cylinder and third pneumatic cylinder all is articulated with the mesa lower part. The three hydraulic cylinders are arranged on the support frame and are matched with each other to realize longitudinal movement, transverse movement and horizontal rotation of the table board, so that the multi-directional floating of the table board is realized, the quick alignment of parts at the bottom of the locomotive in a narrow space is realized, and the locomotive bottom overhauling efficiency is improved.

Description

Auxiliary disassembly and assembly platform for locomotive bottom

Technical Field

The utility model belongs to the field of locomotive maintenance auxiliary tools, and particularly relates to a locomotive bottom auxiliary dismounting platform.

Background

The locomotive needs to install some spare parts such as battery box, gearbox etc. at automobile body chassis position in the design process, the locomotive needs to overhaul after operation a period, to the great spare part of weight such as vehicle bottom spare part especially gearbox, generally need to adopt appurtenance to support when the dismouting, the current appurtenance commonly used generally adopts crane or hydraulic lift car, because locomotive vehicle bottom operating space is narrow, the crane is inconvenient to use, and current hydraulic lift car generally only possesses the function of going up and down, when the gearbox dismouting especially is installed, require the bolt of gearbox to align with the vehicle bottom frame, and traditional hydraulic lift car is difficult to once remove just reaches the requirement, need to remove hydraulic lift car many times repeatedly, influence the maintenance efficiency of locomotive.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide an auxiliary disassembly and assembly platform for a locomotive bottom, so as to solve the problem of low locomotive maintenance efficiency caused by the fact that a hydraulic lift car needs to be adjusted repeatedly to align workpieces when the existing locomotive bottom parts are disassembled and assembled.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a locomotive bottom auxiliary dismounting platform comprises an underframe, wherein a storage battery (not shown in the figure) is arranged inside the underframe and used for supplying power for the dismounting platform, connecting plates are arranged on two sides inside the underframe, supporting plates are connected to two sides of the lower portion of each connecting plate, a travelling mechanism is arranged on the lower portion of each supporting plate and comprises a driving wheel, and a hydraulic motor is arranged on one side of each driving wheel and used for driving the underframe to move; the hydraulic scissor rack is characterized in that a hydraulic scissor rack is arranged on the upper portion of the underframe, the structure and the driving form of the hydraulic scissor rack are well known to those skilled in the art, and are not detailed any more, a support frame is arranged on the upper portion of the hydraulic scissor rack, a table board is arranged on the upper portion of the support frame, a first hydraulic cylinder is arranged on the rear portion of the support frame, a second hydraulic cylinder is arranged on the front portion of the support frame, a third hydraulic cylinder is arranged inside the support frame, cylinder seats of the first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder are hinged to the support frame, and piston rods of the first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder are hinged to the lower portion of the table board.

As a further optimization of the technical scheme, the rubber pad is arranged on the table top, so that damage to vehicle bottom parts during disassembly and assembly is avoided.

As a further optimization of the technical scheme, support plates are arranged at four corners of the underframe, screw sleeves are arranged at one ends of the support plates, supporting legs are connected with the screw sleeves in a threaded mode, and after the platform moves in place, the supporting legs are used for supporting and fixing the platform, so that the stability of the platform in use is guaranteed.

As a further preferred option of the technical solution, a slot is provided at one side of the bottom frame, the support plate is mounted inside the slot with a gap, a screw is connected to the other side of the bottom frame by a thread, and one end of the screw abuts against the support plate; the slot is convenient for the regulation of accomodating and the extension length of landing leg, is convenient for support the platform in narrow space.

As a further optimization of the technical scheme, the plurality of bull-eye bearings are arranged on the upper portion of the supporting frame, the lower surface of the table top abuts against the bull-eye bearings, and the bull-eye bearings not only enhance the stability of supporting the table top, but also improve the smoothness of the table top during movement.

As a further optimization of the technical scheme, the travelling mechanism further comprises a driving motor, wherein a first-stage speed reducer is arranged on one side of the driving motor, transmission shafts are connected to two sides of the first-stage speed reducer, two ends of each transmission shaft are provided with second-stage speed reducers, the transmission shafts are connected with input shafts of the second-stage speed reducers, a vertical shaft is arranged at the upper part of the driving wheel and connected with an output shaft of the second-stage speed reducer, and the first-stage speed reducer and the second-stage speed reducers are both worm and gear speed reducers; the driving motor drives the first-stage speed reducer to rotate so as to drive the transmission shaft to rotate, the transmission shaft drives the second-stage speed reducer to rotate so as to drive the vertical shaft to rotate, in-situ rotation of the driving wheel is achieved, further, 90-degree steering of the dismounting platform, namely translation of the dismounting platform is achieved, and the requirement of working in a narrow space is met.

The utility model has the beneficial effects that:

1) the three hydraulic cylinders are arranged on the support frame and are matched with each other to realize longitudinal movement, transverse movement and horizontal rotation of the table board, so that the multi-directional floating of the table board is realized, the quick alignment of parts at the bottom of the locomotive in a narrow space is realized, and the locomotive bottom overhauling efficiency is improved.

2) The rubber pad is arranged on the table top, so that damage to vehicle bottom parts during assembly and disassembly is avoided.

3) According to the utility model, the support plates are arranged at the four corners of the underframe, the threaded sleeves are arranged at one ends of the support plates, the support legs are in threaded connection with the inner parts of the threaded sleeves, and the platform is supported and fixed by the support legs after moving in place, so that the stability of the platform in use is ensured.

4) According to the utility model, one side of an underframe is provided with a slot, a support plate is arranged in the slot in a clearance manner, the other side of the underframe is in threaded connection with a screw rod, and one end of the screw rod is abutted against the support plate; the slot is convenient for the regulation of accomodating and the extension length of landing leg, is convenient for support the platform in narrow space.

5) According to the utility model, the plurality of bull-eye bearings are arranged on the upper part of the support frame, the lower surface of the table top abuts against the bull-eye bearings, and the bull-eye bearings not only enhance the stability of the table top for supporting, but also improve the smoothness of the table top during movement.

6) The traveling mechanism further comprises a driving motor, a primary speed reducer is arranged on one side of the driving motor, transmission shafts are connected to two sides of the primary speed reducer, two ends of each transmission shaft are provided with a secondary speed reducer, the transmission shafts are connected with input shafts of the secondary speed reducers, and the driving motor, the primary speed reducer, the transmission shafts and the secondary speed reducers form a steering system; the driving motor drives the first-stage speed reducer to rotate so as to drive the transmission shaft to rotate, the transmission shaft drives the second-stage speed reducer to rotate so as to drive the vertical shaft to rotate, in-situ rotation of the driving wheel is achieved, further, 90-degree steering of the dismounting platform, namely translation of the dismounting platform is achieved, and the requirement of working in a narrow space is met.

Drawings

FIG. 1 is a schematic structural view of an auxiliary platform for dismounting a locomotive bottom.

FIG. 2 is a schematic structural diagram of an underframe in the auxiliary assembly and disassembly platform for a locomotive underframe.

FIG. 3 is an exploded view of the underframe and the support legs of the auxiliary dismounting platform for the locomotive underframe.

FIG. 4 is a schematic structural view of a traveling mechanism in the auxiliary platform for dismounting and mounting the locomotive bottom.

FIG. 5 is a schematic diagram of a hydraulic part fork frame structure in the auxiliary disassembly and assembly platform at the bottom of a locomotive.

FIG. 6 is a bottom view of the support frame of the auxiliary platform for mounting and dismounting the bottom of a locomotive.

In the figure: 1. a chassis; 101. a support plate; 102. a threaded sleeve; 103. a support leg; 104. a slot; 105. a screw; 106. a connecting plate; 107. a support plate; 2. a traveling mechanism; 201. a drive motor; 202. a first-stage speed reducer; 203. a drive shaft; 204. a secondary speed reducer; 205. a vertical shaft; 206. a drive wheel; 207. a hydraulic motor; 3. a hydraulic fork-shearing frame; 301. a support frame; 302. a bull's eye bearing; 303. a first hydraulic cylinder; 304. A second hydraulic cylinder; 305. a third hydraulic cylinder; 306. a table-board.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 6, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the devices or elements referred to must have a specific orientation, a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.

As shown in fig. 1 and fig. 5 to 6, an auxiliary platform for disassembling and assembling a locomotive bottom comprises an underframe 1, wherein a storage battery (not shown in the figure) is arranged inside the underframe 1 and used for supplying power to the platform for disassembling and assembling, two sides inside the underframe 1 are provided with connecting plates 106, two sides of the lower part of each connecting plate 106 are connected with a supporting plate 107, the lower part of each supporting plate 107 is provided with a traveling mechanism 2, each traveling mechanism 2 comprises a driving wheel 206, and one side of each driving wheel 206 is provided with a hydraulic motor 207 for driving the underframe 1 to move; the hydraulic scissor frame comprises an underframe 1, and is characterized in that a hydraulic scissor frame 3 is arranged on the upper portion of the underframe 1, the structure and driving form of the hydraulic scissor frame adopt the form well known to those skilled in the art, and are not described in detail, a support frame 301 is arranged on the upper portion of the hydraulic scissor frame 3, a table top 306 is arranged on the upper portion of the support frame 301, a first hydraulic cylinder 303 is arranged on the rear portion of the support frame 301, a second hydraulic cylinder 304 is arranged on the front portion of the support frame 301, a third hydraulic cylinder 305 is arranged inside the support frame 301, the cylinder seats of the first hydraulic cylinder 303, the second hydraulic cylinder 304 and the third hydraulic cylinder 305 are hinged with the support frame 301, and the piston rods of the first hydraulic cylinder 303, the second hydraulic cylinder 304 and the third hydraulic cylinder 305 are hinged with the lower portion of the table top 306.

In this embodiment, be equipped with the rubber pad on the mesa 306, damage when having avoided vehicle bottom spare part dismouting.

As shown in fig. 2, in this embodiment, support plates 101 are disposed at four corners of the base frame 1, screw sleeves 102 are disposed at one ends of the support plates 101, support legs 103 are threadedly connected inside the screw sleeves 102, and after the platform moves in place, the platform is supported and fixed by the support legs 103, so that stability of the platform during use is ensured.

As shown in fig. 3, in this embodiment, a slot 104 is provided at one side of the chassis 1, the support plate 101 is installed inside the slot 104 with a clearance, a screw 105 is connected to the other side of the chassis 1 by a thread, and one end of the screw 105 abuts against the support plate 101; the slots 104 facilitate the storage of the legs 103 and the adjustment of the extension length, and facilitate the support of the platform in a narrow space.

As shown in fig. 5, in this embodiment, a plurality of bull-eye bearings 302 are disposed on the upper portion of the supporting frame 301, and the lower surface of the table top 306 abuts against the bull-eye bearings 302, so that the bull-eye bearings 302 not only enhance the stability of supporting the table top 306, but also improve the smoothness of the table top 306 during movement.

As shown in fig. 4, in this embodiment, the traveling mechanism 2 further includes a driving motor 201, a first-stage speed reducer 202 is disposed on one side of the driving motor 201, a transmission shaft 203 is connected to both sides of the first-stage speed reducer 202, a second-stage speed reducer 204 is disposed on both ends of the transmission shaft 203, the transmission shaft 203 is connected to an input shaft of the second-stage speed reducer 204, a vertical shaft 205 is disposed on an upper portion of the driving wheel 206, the vertical shaft 205 is connected to an output shaft of the second-stage speed reducer 204, and both the first-stage speed reducer 202 and the second-stage speed reducer 204 are worm gear speed reducers; the driving motor 201 drives the first-stage speed reducer 202 to rotate so as to drive the transmission shaft 203 to rotate, the transmission shaft 203 drives the second-stage speed reducer 204 to rotate so as to drive the vertical shaft 205 to rotate, the in-situ rotation of the driving wheel 206 is realized, further, the 90-degree steering of the dismounting platform, namely the translation of the dismounting platform is realized, and the requirement of working in a narrow space is met.

When the locomotive vehicle bottom part is disassembled, the underframe 1 is moved to the vehicle bottom, the disassembly platform supports the part by the lifting function of a common hydraulic lift truck, after the part is disassembled, the disassembly platform is lowered, when the locomotive vehicle bottom part is assembled, the part is firstly placed on the table board 306, the rubber pad is arranged on the table board 306 to avoid the part damage, then the underframe 1 is moved to the approximate installation position of the locomotive vehicle bottom part, at the moment, the accurate alignment is not needed, then the table board 306 is lifted, when the part is in quick contact with the vehicle bottom installation position, the table board 306 is stopped to be lifted, at the moment, the expansion and the rotation of the table board 306 are adjusted by adjusting the expansion action of the first hydraulic cylinder 303, the second hydraulic cylinder 304 and the third hydraulic cylinder 305, the table board 306 is moved to the right, the first hydraulic cylinder 303 and the second hydraulic cylinder 304 are contracted simultaneously, the table top 306 moves leftwards, and when the table top 306 moves leftwards or rightwards, the third hydraulic cylinder 305 extends for a certain distance to adapt to the movement of the table top 306; similarly, when the third hydraulic cylinder 305 extends, the table top 306 moves back and forth, and the first hydraulic cylinder 303 and the second hydraulic cylinder 304 extend out for a certain distance to adapt to the movement of the table top 306; when the first hydraulic cylinder 303 extends and the second hydraulic cylinder 304 contracts, the clockwise rotation of the table top 306 is realized, and at the moment, the third hydraulic cylinder 305 contracts to adapt to the clockwise rotation of the table top 306; when first pneumatic cylinder 303 shrink, second pneumatic cylinder 304 stretch out, realized the anticlockwise rotation of mesa 306, third pneumatic cylinder 305 stretches out this moment to adapt to the anticlockwise rotation of mesa 306, three pneumatic cylinder mutually support and realized diversified floating of mesa 306, realized the quick counterpoint of locomotive bottom spare part in narrow space, improved the efficiency that the locomotive vehicle bottom overhauld.

The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A locomotive bottom auxiliary dismounting platform comprises a bottom frame, wherein a storage battery is arranged in the bottom frame, connecting plates are arranged on two sides in the bottom frame, supporting plates are connected to two sides of the lower portion of each connecting plate, a walking mechanism is arranged on the lower portion of each supporting plate and comprises a driving wheel, and a hydraulic motor is arranged on one side of each driving wheel; chassis upper portion is equipped with hydraulic pressure fork arm cutting frame, hydraulic pressure fork arm cutting frame upper portion is equipped with the support frame, support frame upper portion is equipped with the mesa, its characterized in that, the support frame rear portion is equipped with first pneumatic cylinder, and the support frame front portion is equipped with the second pneumatic cylinder, and the inside third pneumatic cylinder that is equipped with of support frame, the jar seat of first pneumatic cylinder, second pneumatic cylinder and third pneumatic cylinder all articulates with the support frame, and the piston rod of first pneumatic cylinder, second pneumatic cylinder and third pneumatic cylinder all articulates with the mesa lower part.

2. The locomotive bottom auxiliary dismounting platform according to claim 1, wherein a rubber pad is arranged on said table top.

3. The auxiliary dismounting platform for the locomotive bottom as claimed in claim 1, wherein a support plate is arranged at four corners of the underframe, a threaded sleeve is arranged at one end of the support plate, and a support leg is connected to the interior of the threaded sleeve in a threaded manner.

4. A locomotive bottom auxiliary dismounting platform according to claim 3, characterized in that a slot is provided at one side of said underframe, said supporting plate is mounted inside said slot with clearance, a screw is connected with the other side of said underframe by screw thread, one end of said screw abuts against said supporting plate.

5. The auxiliary dismounting platform for the locomotive bottom according to claim 1, wherein a plurality of bull's eye bearings are arranged on the upper portion of the supporting frame, and the lower surface of the table top abuts against the bull's eye bearings.

6. A locomotive bottom auxiliary assembly and disassembly platform according to any one of claims 1 to 5, wherein the traveling mechanism further comprises a driving motor, a first-stage speed reducer is arranged on one side of the driving motor, a transmission shaft is connected to two sides of the first-stage speed reducer, two ends of the transmission shaft are provided with second-stage speed reducers, the transmission shaft is connected with an input shaft of the second-stage speed reducer, a vertical shaft is arranged on the upper portion of the driving wheel and connected with an output shaft of the second-stage speed reducer, and the first-stage speed reducer and the second-stage speed reducers are both worm and gear speed reducers.