CN115786649A

CN115786649A - Trolley wheel dismounting tool and dismounting and mounting method

Info

Publication number: CN115786649A
Application number: CN202211274200.7A
Authority: CN
Inventors: 谭辉祥; 成杰杰; 王益凯; 严忠; 林靖朋
Original assignee: Shanghai Fifth Steel Equipment Engineering Co ltd; MCC Baosteel Technology Services Co Ltd
Current assignee: Shanghai Fifth Steel Equipment Engineering Co ltd; MCC Baosteel Technology Services Co Ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-03-14

Abstract

The invention discloses a trolley wheel dismounting tool and a dismounting and mounting method, wherein the dismounting tool comprises a track beam vertical to an I-shaped steel beam below a trolley, one end of the track beam is fixedly connected with the I-shaped steel beam at a corresponding side pit cover plate below the trolley, the other end of the track beam is fixed at the inner wall of a pit, a walking device is arranged on the track beam, a lifting device is arranged on the walking device, the top end of the lifting device is rotatably connected with a supporting part rotating around the vertical axis of a turntable through the turntable, a clamping part for clamping a wheel is rotatably connected on the supporting part through a rotating shaft horizontally arranged along the front-back direction, the supporting part and the clamping part are matched for driving the clamped wheel to rotate to a position close to the corresponding side I-shaped steel beam below the trolley and enabling the wheel to incline, the walking device is used for driving the inclined wheel to move to the top surface of the upper flange of the corresponding side I-shaped steel beam, and the lifting device is used for driving the supporting part to ascend and enabling the wheel to be erected. The wheel mounting and dismounting device saves time and labor when mounting and dismounting the wheels of the trolley, can improve the mounting and dismounting efficiency, and can improve the operation safety.

Description

Trolley wheel dismounting tool and dismounting and mounting method

Technical Field

The invention belongs to the technical field of annealing furnaces, and particularly relates to a wheel dismounting tool of a trolley matched with an annealing furnace and a dismounting and mounting method.

Background

The two sides of the bottom of a trolley 1 of the annealing furnace are respectively provided with a plurality of wheels, wheel positions on two sides in a pit are respectively fixed with an I-shaped steel beam 4, the I-shaped steel beam 4 is provided with a track 2 parallel to the extending direction of the I-shaped steel beam 4, a plurality of wheels on each side are positioned on the track 2 on the corresponding side, the middle part of the bottom end of the trolley 1 is fixed with a rack parallel to the extending direction of the track 2, a gear meshed with the rack is arranged in the pit, the middle part of the gear penetrates through a fixed gear shaft and is driven to rotate by a motor arranged in the pit, the trolley 1 is driven by the motor to move along the tracks 2 on two sides and enter or move out of the annealing furnace so as to convey materials, wherein the top end of the pit is provided with a plurality of pit cover plates 3 side by side along the width direction of the trolley 1 at the position where the motor is parked, the tracks 2 on two sides of the pit cover plates 3 are respectively detachably connected with the I-shaped steel beam 4 on the corresponding positions and are called as detachable tracks 2, the tracks 2 on the tracks on the corresponding sides of the corresponding positions of the I-shaped steel beam 4 are integrally fixed on the tracks 4, and the wheels on the tracks 1, and the two sides of the detachable track 2 of the trolley 1, wherein the trolley 1, the detachable track structure of the trolley 1 is shown in a schematic diagram of the lower side of the pit 1.

At present, when the wheels on one side of the trolley 1 are replaced, the pit cover plate 3 on the corresponding side below the trolley 1 needs to be moved away in a hoisting mode, then an operator enters the pit and transversely moves the detachable rail 2 on the corresponding side, damaged wheels on the corresponding side of the trolley 1 are manually detached, the detached wheels are lifted by a plurality of people to be carried away, and then the new wheels are carried to the wheel axles of the trolley 1 and are installed by the plurality of people, so that the wheel replacement task of the trolley 1 is heavy, and the manual carrying mode is adopted to detach and install the wheels of the trolley 1, so that the operation requirements of rush repair on the spot can not be met.

Disclosure of Invention

In view of the above-mentioned defects of the prior art, the present invention provides a tool for detaching and installing a wheel of a trolley, and a method for detaching and installing the same, which saves time and labor when detaching and installing the wheel of the trolley, can improve the detaching and installing efficiency, and can improve the operation safety.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the utility model provides a platform truck wheel dismouting frock, includes the track roof beam with platform truck below I-steel beam vertically, the I-steel beam fixed connection of track roof beam one end and the corresponding side pit apron department in platform truck below, the other end is fixed in pit inner wall department, be equipped with running gear on the track roof beam, the last elevating gear that is equipped with of running gear, the elevating gear top is connected with the supporting part around the rotatory vertical axis of carousel through the carousel rotation, rotate through the pivot of arranging along fore-and-aft direction level on the supporting part and be connected with the clamping part that is used for pressing from both sides tight wheel, supporting part and clamping part cooperation are used for driving tight wheel and rotate to be close to the corresponding side I-steel beam position department in platform truck below to make the wheel slope, running gear is used for driving the wheel that inclines and removes on the flange top surface on the corresponding side I-steel beam, elevating gear is used for driving the supporting part and rises and makes the wheel erect.

Furthermore, the two track beams are horizontally arranged along the left-right direction, the two pressing plates are fixed at the top surface of the left part of each track beam, the right part of the left pressing plate is pressed at the left part of the top surface of the bottom flange of the steel I-beam at the right side of the pit cover plate below the trolley, the left part of the right pressing plate is pressed at the right part of the top surface of the bottom flange of the steel I-beam, and the right end of each track beam is fixed at the inner wall of the right side of the pit; the travelling device comprises a travelling frame, a plurality of travelling wheels are arranged at the front part and the rear part of the bottom surface of the travelling frame, the plurality of travelling wheels at the front side are positioned at the right part of the track beam at the front side, and the plurality of travelling wheels at the rear side are positioned at the right part of the track beam at the rear side; the traveling device, the lifting device, the supporting part and the clamping part are matched to disassemble and assemble wheels on the right side of the bottom of the trolley.

Furthermore, the lifting device is a lifting screw rod, the lifting screw rod is connected to the middle of the walking frame in a rotating mode, the lower end of the lifting screw rod is located below the walking frame, and the vertical axis of the turntable coincides with the axis of the lifting screw rod.

Further, the clamping part left part is for pressing the handle, clamping part right side lower extreme level right side extension has supporting platform, supporting platform is used for supporting the wheel with the vertical right flank cooperation of clamping part, still be equipped with the central axis left end male jack that is used for the wheel on the clamping part right flank, supporting platform right-hand member department is fixed with vertical splint, splint and the cooperation of clamping part right flank are used for pressing from both sides tight wheel.

Furthermore, the supporting part is provided with first bolt holes horizontally arranged in the front-back direction, the clamping part is provided with second bolt holes parallel to the first bolt holes, the clamping part is used for driving the clamped wheel to rotate around the vertical axis of the rotating disc to a position close to the right I-shaped steel beam along with the supporting part, the clamping part is used for driving the clamped wheel to rotate clockwise for a certain angle relative to the supporting part through the rotating shaft, so that the wheel rotates from the vertical position to the right inclined position, the second bolt holes are overlapped with the axis of the first bolt holes, and the first safety pins are inserted into the second bolt holes and the first bolt holes.

Further, the rotating shaft is arranged at the middle upper part of the supporting part, and the second bolt hole is arranged on the pressing handle.

Furthermore, the clamping portion is used for driving the clamped wheel to rotate 180 degrees around the vertical axis of the rotating disc along with the supporting portion to a position close to the right-side I-shaped steel beam, the clamping portion is used for driving the clamped wheel to rotate 45 degrees clockwise relative to the supporting portion through the rotating shaft, and the second bolt hole is overlapped with the axis of the first bolt hole.

Furthermore, still be equipped with the third bolt hole parallel with first bolt hole on the supporting part, still be equipped with the fourth bolt hole parallel with the third bolt hole on the clamping part, elevating gear is used for driving the supporting part and rises, clamping part and supporting part cooperation are used for making the wheel that presss from both sides rotate to the erect position from the inclined position right, the axis coincidence of fourth bolt hole and third bolt hole and the downthehole second safety catch that inserts of fourth bolt hole and third bolt.

The trolley wheel dismounting method adopting the trolley wheel dismounting tool for dismounting comprises the following steps:

s1, removing a right pit cover plate below a trolley, transversely removing a right detachable track, fixedly connecting the left part of a track beam with a right I-shaped steel beam, fixing the right end of the track beam on the inner wall of the right side of a pit, and installing a walking device on the track beam;

s2, controlling the clamping part and the supporting part to enable the supporting platform to rotate to a leftward inclined position close to the right steel I-beam from a horizontal position, moving the walking device leftwards to enable the supporting platform to move to the top surface of the upper flange of the right steel I-beam, driving the supporting part to ascend by the lifting device, enabling the clamping part and the supporting part to be matched to enable the supporting platform to rotate to the horizontal position from the leftward inclined position, and enabling the supporting platform to be arranged on the top surface of the upper flange of the right steel I-beam;

s3, dismantle the wheel of platform truck bottom right side pit position department and arrive on the supporting platform and press from both sides tight wheel, elevating gear drives the supporting part and descends, clamping part and supporting part cooperation make the wheel rotate to right inclined position from the vertical position, move right running gear makes the wheel leave right side I-shaped steel roof beam, control clamping part and supporting part make the wheel rotate to the vertical position of keeping away from right side I-shaped steel roof beam from right inclined position, dismantle the wheel from clamping part and the handling go out.

A trolley wheel mounting method adopts the trolley wheel dismounting tool for mounting, and comprises the following steps:

(1) Lifting a new wheel onto a supporting platform and clamping the wheel, controlling the clamping part and the supporting part to enable the wheel to rotate from an upright position to a right inclined position close to the right I-shaped steel beam, moving the walking device leftwards to enable the wheel to move to the top surface of the upper flange of the right I-shaped steel beam, driving the supporting part to ascend by the lifting device, enabling the wheel to rotate from the right inclined position to the upright position by the matching of the clamping part and the supporting part, and enabling the supporting platform to be arranged on the top surface of the upper flange of the right I-shaped steel beam;

(2) The lifting device drives the supporting portion to rise, the supporting portion drives the clamping portion to rise, the wheel rises to a wheel installation station, the wheel is installed at the wheel shaft at the position of the pit on the right side of the bottom of the trolley, the wheel is detached from the clamping portion, and the trolley wheel dismounting tool is withdrawn.

Compared with the prior art, the invention has the beneficial effects that:

the trolley wheel dismounting tool comprises a track beam, wherein a traveling device is arranged on the track beam, a lifting device is arranged on the traveling device, the top end of the lifting device is rotatably connected with a supporting part rotating around the vertical axis of a turntable through the turntable, and the supporting part is rotatably connected with a clamping part used for clamping a wheel through a rotating shaft horizontally arranged in the front-back direction; when the disassembly and assembly tool is used for disassembling wheels on the right side of the bottom of a trolley, a right pit cover plate below the trolley is moved away, a right detachable track is moved away transversely, the left part of a track beam is fixedly connected with a right I-shaped steel beam, the right end of the track beam is fixed on the inner wall of the right side of a pit, a walking device is installed on the track beam, a clamping part and a supporting part are controlled, the clamping part is rotated to a position close to the right I-shaped steel beam, the walking device is moved leftwards, the clamping part is moved to the top surface of the flange on the right I-shaped steel beam, the wheels on the position of the right pit of the bottom of the trolley are disassembled and clamped through the clamping part, a lifting device is controlled to enable the supporting part to descend, the wheels are rotated to a right inclined position from an upright position, the wheels leave the right I-shaped steel beam, the clamping part and the supporting part are controlled, the wheels are rotated to an upright position far away from the right inclined position, and the wheels are disassembled from the clamping part and lifted; when the wheel on the right side of the bottom of the trolley is installed by using the disassembling tool, a new wheel is hoisted onto a supporting platform and clamped, the clamping part and the supporting part are controlled, the wheel is rotated to a right inclined position close to an I-shaped steel beam on the right side from an upright position, the traveling device is moved leftwards, the wheel is moved to the top surface of the upper flange of the I-shaped steel beam on the right side, the lifting device is controlled to enable the supporting part to ascend and enable the wheel to be upright, the lifting device is controlled again to enable the wheel to ascend to a wheel installing station, the wheel is installed on a wheel shaft at a right pit position on the bottom of the trolley, the wheel is disassembled from the clamping part, and then the disassembling tool for the wheel of the trolley is removed; consequently adopt this platform truck wheel dismouting frock dismantle with the installation platform truck wheel time saving and labor saving, and then can improve dismouting efficiency, easy operation and safe and reliable at the in-process of dismantling with the installation platform truck wheel moreover, can improve the operation security, and the application scope of this platform truck wheel dismouting frock is wide, is applicable to the condition of single or multiunit wheel dismouting to personnel's input reduces, thereby can reduce enterprise's recruitment cost.

According to the invention, the left part of the clamping part is a pressing handle, the right lower end of the clamping part horizontally extends rightwards to form a supporting platform, the supporting platform is matched with the vertical right side surface of the clamping part to support a wheel, the right side surface of the clamping part is also provided with an insertion hole for inserting the left end of a central shaft of the wheel, a vertical clamping plate is fixed at the right end of the supporting platform, and the clamping plate is matched with the right side surface of the clamping part to clamp the wheel; in the process of disassembling the wheels on the right side of the bottom of the trolley, the clamping part drives the supporting platform to rotate by a certain angle around the vertical axis of the rotating disc along with the supporting part, the clamping part rotates by a certain angle relative to the supporting part through the rotating shaft clockwise, so that the supporting platform rotates to a left inclined position close to the steel I-beam on the right side from the horizontal position, the supporting platform is rotated to the left inclined position in the process of moving the supporting platform to the top surface of the flange on the steel I-beam on the right side through the traveling device, so as to avoid a baffle of the wheels on the right side of the trolley, then the lifting device drives the supporting part to ascend, the clamping part is matched with the supporting part, so that the supporting platform rotates to the horizontal position from the left inclined position through the matching of the clamping part and the supporting part, the wheels on the ground position on the right side of the bottom of the trolley are disassembled to be disassembled to the supporting platform and clamped, the lifting device drives the supporting part to descend, the clamping part is matched with the supporting part, so that the wheels rotate to the right inclined position from the vertical position, so that the disassembled wheels move rightwards from the steel I-beam position to the upright position, the wheels rotate to the right inclined position from the right inclined position through the rotating disc, so as to be convenient for lifting device to lift the wheels away from the right inclined position of the wheel of the I-beam; in the process of installing the right wheel at the bottom of the trolley, the clamping part drives the clamped wheel to rotate by a certain angle around the vertical axis of the rotating disc along with the supporting part, and the clamping part rotates by a certain angle clockwise relative to the supporting part through the rotating shaft so that the wheel rotates to a right inclined position close to the right I-shaped steel beam from an upright position, and therefore, in the process of moving the wheel to the top surface of the upper flange of the right I-shaped steel beam leftwards through the walking device, the wheel rotates to the right inclined position to avoid a baffle plate of the right wheel of the trolley; therefore, the wheels of the trolley can be conveniently disassembled and assembled by designing the clamping part and the supporting part and matching the lifting device and the walking device.

Drawings

FIG. 1 is a schematic top view of a track and a pit cover on two sides under a trolley in the prior art;

FIG. 2 is a schematic view of an initial front view structure of the trolley wheel dismounting tool mounted on the right side I-beam below the trolley;

FIG. 3 is a schematic structural view of the clamping portion of FIG. 2 driving the supporting platform to rotate 180 degrees around the vertical axis of the turntable along with the supporting portion;

FIG. 4 is a schematic structural front view of the clamping portion of FIG. 3 rotated 45 degrees clockwise relative to the support portion to rotate the support platform from a horizontal position to a left-inclined position adjacent to the right I-section steel beam;

FIG. 5 is a schematic structural view of the walking device shown in FIG. 4 moving to the left to move the support platform to the top surface of the upper flange of the right I-beam;

FIG. 6 is a schematic front view of the support platform of FIG. 5 when the lift mechanism is raised and the support platform is rotated from a left inclined position to a horizontal position;

FIG. 7 is a schematic front view of the wheel in the pit position on the right side of the bottom of the trolley detached from the support platform of FIG. 6 and clamped by the clamping plates;

FIG. 8 is a front view of the lift of FIG. 7 lowered and rotating the wheels from an upright position to a 45 angle position to the right;

FIG. 9 is a front view of the vehicle illustrated in FIG. 8 shown in a configuration in which the vehicle is moved to the right and the wheels are moved away from the right side I-beam;

FIG. 10 is a front view of the clamping portion of FIG. 9 rotated 45 counterclockwise relative to the support portion;

FIG. 11 is a front view of the clamp of FIG. 10 rotated 180 along with the support about the vertical axis of the turntable and rotating the wheel from a position tilted 45 to the right to an upright position away from the right side I-beam;

FIG. 12 is a front view of the wheel being hoisted onto the support platform of FIG. 2 and clamped by the clamp plate;

FIG. 13 is a front view of the wheel clamped by the clamping portion of FIG. 12 rotating 180 degrees around the vertical axis of the turntable along with the support portion;

FIG. 14 is a front elevational view of the clamping portion of FIG. 13 rotated 45 clockwise relative to the support portion and rotating the wheel from an upright position to a rightward angled position adjacent the right side I-beam;

FIG. 15 is a schematic front view of the traveling apparatus of FIG. 14 shown in the configuration shown in FIG. 14 as it moves to the left and the wheels are moved to the top of the top flange of the right I-beam;

fig. 16 is a front view schematically illustrating the structure of the lifting device of fig. 15 when it is lifted and the wheel is rotated from the right inclined position to the upright position.

The reference numbers in the figures illustrate: 1. the device comprises a trolley, 2, a rail, 3, a pit cover plate, 4, an I-shaped steel beam, 5, a rail beam, 6, a turntable, 7, a supporting part, 8, a rotating shaft, 9, a clamping part, 901, a pressing handle, 902, a supporting platform, 903, a jack, 904, a clamping plate, 10, a wheel, 11, a pressing plate, 12, a walking frame, 13, a walking wheel, 14, a lifting screw rod, 15, a first bolt hole, 16, a second bolt hole, 17, a third bolt hole, 18 and a fourth bolt hole.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 12 to 16, a trolley wheel dismounting tool comprises a track beam 5 perpendicular to an i-beam 4 below a trolley, one end of the track beam 5 is fixedly connected with the i-beam 4 at a corresponding side pit cover plate below the trolley, the other end of the track beam is fixed at an inner wall of a pit, a traveling device is arranged on the track beam 5, a lifting device is arranged on the traveling device, a supporting part 7 rotating around a vertical axis of a turntable 6 is rotatably connected to the top end of the lifting device through the turntable 6, a clamping part 9 for clamping a wheel 10 is rotatably connected to the supporting part 7 through a rotating shaft 8 horizontally arranged in the front-back direction, the supporting part 7 and the clamping part 9 are matched to drive the clamped wheel 10 to rotate to a position close to the i-beam 4 at the corresponding side below the trolley and enable the wheel 10 to incline, the traveling device is used for driving the inclined wheel 10 to move to the top surface of an upper flange of the i-beam 4 at the corresponding side, and the lifting device is used for driving the supporting part 7 to ascend and enabling the wheel 10 to erect.

When the dismounting tool is used for dismounting a wheel 10 on the right side of the bottom of a trolley, a right pit cover plate below the trolley is moved away, a right detachable track is moved away transversely, the left part of the track beam 5 is fixedly connected with a right I-shaped steel beam 4, the right end of the track beam 5 is fixed on the inner wall of the right side of a pit, a walking device is installed on the track beam 5, see fig. 2, a clamping part 9 and a supporting part 7 are controlled, the clamping part 9 is rotated to a position close to the right I-shaped steel beam 4, see fig. 3-4, the walking device is moved leftwards, the clamping part 9 is moved to the top of the upper flange of the right I-shaped steel beam 4, see fig. 5-6, the wheel 10 on the right pit position of the bottom of the trolley is dismounted and clamped through the clamping part 9, see fig. 7, the lifting device is controlled to lower the supporting part 7, the wheel 10 is rotated to a right inclined position from a vertical position, see fig. 8, the walking device is moved rightwards, the wheel 10 is moved away from the right I-shaped steel beam 4, see fig. 9, the control part 9 and the supporting part 7, the wheel 10 and the lifting device is rotated to a position far away from the right inclined position, the vertical position, the clamping part 10-11, the lifting device is lifted and removed from the clamping part 9; when the wheel 10 on the right side of the bottom of the trolley is installed by using the dismounting tool, a new wheel 10 is lifted to a supporting platform 902 and clamped, see fig. 12, a clamping part 9 and a supporting part 7 are controlled to enable the wheel 10 to rotate from an upright position to a right inclined position close to a right I-shaped steel beam 4, see fig. 13-14, a walking device is moved leftwards, the wheel 10 is moved to the top surface of the upper flange of the right I-shaped steel beam 4, see fig. 15, a lifting device is controlled to enable the supporting part 7 to ascend and enable the wheel 10 to be upright, see fig. 16, the lifting device is controlled again to enable the wheel 10 to ascend to a wheel 10 installation station, the wheel 10 is installed at the axle of the wheel 10 at the right pit position of the bottom of the trolley, the wheel 10 is dismounted from the clamping part 9, and then the dismounting tool for the trolley is removed; consequently adopt this platform truck wheel dismouting frock to dismantle with the installation platform truck wheel time saving and labor saving, and then can improve dismouting efficiency, easy operation and safe and reliable at the in-process of dismantling with the installation platform truck wheel moreover can improve the operation security, and the application scope of this platform truck wheel dismouting frock is wide, is applicable to the condition of single or multiunit wheel dismouting to personnel's input reduces, thereby can reduce enterprise's recruitment cost.

In one embodiment, as shown in fig. 2 to 16, two track beams 5 are arranged horizontally, the front track beam 5 and the rear track beam 5 are arranged horizontally along the left-right direction, two pressing plates 11 are fixed at the top surface of the left part of the track beam 5, the right part of the left pressing plate 11 is pressed at the left part of the top surface of the bottom flange of the i-beam 4 at the position of the right pit cover plate below the trolley, the left part of the right pressing plate 11 is pressed at the right part of the top surface of the bottom flange of the i-beam 4, and the right end of the track beam 5 is fixed at the inner wall of the right side of the pit; the walking device comprises a walking frame 12, a plurality of walking wheels 13 are arranged at the front part and the rear part of the bottom surface of the walking frame 12, the plurality of walking wheels 13 at the front side are positioned at the right part of the track beam 5 at the front side, and the plurality of walking wheels 13 at the rear side are positioned at the right part of the track beam 5 at the rear side, which is shown in figures 2-16; the traveling device, the lifting device, the supporting part 7 and the clamping part 9 are matched to be used for assembling and disassembling the wheels 10 on the right side of the bottom of the trolley.

In one embodiment, the lifting device is a lifting screw 14, the lifting screw 14 is screwed to the middle of the walking frame 12, the lower end of the lifting screw 14 is located below the walking frame 12, and the vertical axis of the turntable 6 coincides with the axis of the lifting screw 14, as shown in fig. 2-16. Thus, the operator in the pit can lift the lifting screw 14 relative to the traveling frame 12 by only shaking the lower end of the lifting screw 14 by hand, and can lift the supporting part 7 relative to the traveling frame 12.

In one embodiment, as shown in fig. 12, the left portion of the clamping portion 9 is a pressing handle 901, the right lower end of the clamping portion 9 horizontally extends rightward to form a supporting platform 902, the supporting platform 902 is matched with the right vertical side surface of the clamping portion 9 for supporting the wheel 10, the right side surface of the clamping portion 9 is further provided with an insertion hole 903 for inserting the left end of the central shaft of the wheel 10, a vertical clamping plate 904 is fixed at the right end of the supporting platform 902, and the clamping plate 904 is matched with the right side surface of the clamping portion 9 for clamping the wheel 10. Thus, the wheel 10 is lifted to the supporting platform 902, the left end of the central shaft of the wheel 10 is inserted into the insertion hole 903 in the right side of the clamping portion 9, the left side of the wheel 10 is attached to the right side of the clamping portion 9, the clamping plate 904 is fixed at the right end of the supporting platform 902, the right side of the wheel 10 is attached to the left side of the clamping plate 904, the clamping plate 904 is matched with the right side of the clamping portion 9 to clamp the wheel 10, then the clamping portion 9 drives the clamped wheel 10 to rotate by a certain angle around the vertical axis of the turntable 6 along with the supporting portion 7, the clamping portion 9 rotates by a certain angle clockwise relative to the supporting portion 7 through the rotating shaft 8, the wheel 10 rotates from the vertical position to a right inclined position close to the right side steel beam 4, in the process that the wheel 10 moves leftwards to the top surface of the flange of the right side steel beam 4 through the traveling device, the wheel 10 rotates to the right inclined position to avoid a baffle of the wheel 10 on the right side of the trolley, and the arrangement of the pressing handle 901 facilitates the rotation of the clamping portion 9 relative to the supporting portion 7, thereby facilitating the realization of the inclination of the angle of the clamped wheel 10.

In one embodiment, the supporting portion 7 is provided with a first pin hole 15 horizontally arranged in the front-back direction, the clamping portion 9 is provided with a second pin hole 16 parallel to the first pin hole 15, see fig. 2-16, the clamping portion 9 is used for driving the clamped wheel 10 to rotate around the vertical axis of the turntable 6 to a position close to the right i-shaped steel beam 4 along with the supporting portion 7, see fig. 12-13, and the clamping portion 9 is used for driving the clamped wheel 10 to rotate clockwise by a certain angle relative to the supporting portion 7 through the rotating shaft 8, so that the wheel 10 rotates from the vertical position to a rightward inclined position, the second pin hole 16 is overlapped with the axis of the first pin hole 15, and the first safety pin is inserted into the second pin hole 16 and the first pin hole 15, see fig. 13-14. Preferably, the rotation shaft 8 is at the upper middle portion of the support portion 7, and the second latch hole 16 is on the pressing handle 901. Preferably, the clamping portion 9 is used for driving the clamped wheel 10 to rotate 180 ° around the vertical axis of the turntable 6 to a position close to the right i-beam 4 along with the support portion 7, and the clamping portion 9 is used for driving the clamped wheel 10 to rotate 45 ° clockwise relative to the support portion 7 through the rotating shaft 8, and the second pin hole 16 coincides with the axis of the first pin hole 15. When the clamped wheel 10 rotates from the upright position to the right inclined position near the right i-beam 4, the first safety pin is inserted into the second pin hole 16 and the first pin hole 15 to prevent the clamping part 9 from rotating relative to the support part 7, so that the whole of the subsequent clamping part 9 and the support part 7 moves leftwards along with the running gear.

In one embodiment, the supporting portion 7 is further provided with a third pin hole 17 parallel to the first pin hole 15, the clamping portion 9 is further provided with a fourth pin hole 18 parallel to the third pin hole 17, see fig. 2-16, the lifting device is used for driving the supporting portion 7 to ascend, the clamping portion 9 is matched with the supporting portion 7 for rotating the clamped wheel 10 from a rightward inclined position to an upright position, the fourth pin hole 18 is overlapped with an axis of the third pin hole 17, and a second safety pin is inserted into the fourth pin hole 18 and the third pin hole 17, see fig. 15-16. When the clamped wheel 10 rotates from the right inclined position to the vertical position, the second safety pin is inserted into the fourth bolt hole 18 and the third bolt hole 17 to prevent the clamping part 9 from rotating relative to the supporting part 7, so that the whole clamping part 9 and the supporting part 7 can ascend along with the lifting device, and the clamped wheel 10 is ascended to the wheel 10 installation station.

A trolley wheel dismounting method adopts the trolley wheel dismounting tool for dismounting, and comprises the following steps:

s1, taking a wheel 10 on the right side of the bottom of a detachable trolley as an example, a pit cover plate on the right side below the trolley is lifted and moved away by a travelling crane, a detachable track on a right I-shaped steel beam 4 is moved away transversely, the right part of a left pressing plate 11 on the left top surface of the track beam 5 is pressed on the left part of the top surface of a lower flange of the I-shaped steel beam 4 on the right pit cover plate below the trolley, the left part of the right pressing plate 11 is pressed on the right part of the top surface of the lower flange of the I-shaped steel beam 4, the right end of the track beam 5 is fixed on the inner wall of the right side of the pit, a plurality of travelling wheels 13 on the front side are arranged on the right part of the track beam 5 on the front side, and a plurality of travelling wheels 13 on the rear side are arranged on the right part of the track beam 5 on the rear side, as shown in figure 2;

s2, the clamping portion 9 drives the supporting platform 902 to rotate 180 degrees around the vertical axis of the turntable 6 along with the supporting portion 7, see FIG. 3, the pressing handle 901 is held by hand to rotate the clamping portion 9 clockwise 45 degrees relative to the supporting portion 7 through the rotating shaft 8, the supporting platform 902 rotates from the horizontal position to the left inclined position close to the right I-shaped steel beam 4, the first safety pin is inserted into the second bolt hole 16 and the first bolt hole 15 to prevent the clamping portion 9 from rotating relative to the supporting portion 7, see FIG. 4, the walking device is moved leftwards to move the supporting platform 902 to the top surface of the upper flange of the right I-shaped steel beam 4, the first safety pin is taken down, see FIG. 5, the lifting screw 14 is manually rotated to drive the supporting portion 7 to ascend, the clamping portion 9 is matched with the supporting portion 7 to enable the supporting platform 902 to rotate from the left inclined position to the horizontal position, and the supporting platform is placed on the top surface of the upper flange of the right I-shaped steel beam 902, see FIG. 6;

s3, detaching the wheel 10 at the position of a pit on the right side of the bottom of the trolley on a supporting platform 902, clamping the wheel 10 through a clamping plate 904, turning a lifting screw 14 by hand and driving a supporting part 7 to descend in a see-7 manner, enabling the wheel 10 to rotate from an upright position to a position inclined 45 degrees to the right in a matching manner of a clamping part 9 and the supporting part 7, inserting a first safety pin into a second bolt hole 16 and a first bolt hole 15 to prevent the clamping part 9 from rotating relative to the supporting part 7 in a see-8 manner, moving a walking device to the right in a see-9 manner to enable the wheel 10 to leave the right I-shaped steel beam 4 in a see-9 manner, pressing a handle 901 to enable the clamping part 9 to rotate 45 degrees counterclockwise relative to the supporting part 7 through a rotating shaft 8 in a see-10 manner, enabling the clamping part 9 to rotate 180 degrees around the vertical axis of a turntable 6 along with the supporting part 7, enabling the wheel 10 to rotate from the position inclined 45 degrees to the right to a position far away from the right I-shaped steel beam 4 in a see-11 manner of holding manner, detaching the wheel 10 from the clamping part 9 and lifting out of the clamping part 9;

and S4, moving the trolley to enable other wheels 10 which need to be disassembled on the right side of the bottom of the trolley to be moved to a pit position on the right side of the bottom of the trolley, and repeating the steps S2 and S3 to realize the disassembly of the corresponding wheels 10.

(1) Taking a wheel 10 on the right side of the bottom of the installation trolley as an example, a pit cover plate on the right side below the trolley is lifted and moved away by a travelling crane, a detachable track on an I-shaped steel beam 4 on the right side is moved away transversely, the right part of a left pressure plate 11 on the top surface of the left part of the track beam 5 is pressed on the left part of the top surface of a lower flange of the I-shaped steel beam 4 on the right side of the pit cover plate on the right side below the trolley, the left part of the right pressure plate 11 is pressed on the right part of the top surface of the lower flange of the I-shaped steel beam 4, the right end of the track beam 5 is fixed on the inner wall of the right side of the pit, a plurality of travelling wheels 13 on the front side are arranged on the right part of the track beam 5 on the front side, a plurality of travelling wheels 13 on the rear side are arranged on the right part of the track beam 5 on the rear side, and the position is shown in a figure 2;

(2) Lifting a new wheel 10 onto a supporting platform 902, clamping the wheel 10 through a clamping plate 904, see fig. 12, driving the clamped wheel 10 to rotate 180 degrees around the vertical axis of a turntable 6 along with a supporting part 7 by a clamping part 9, see fig. 13, holding a pressing handle 901 by hand to rotate the clamping part 9 clockwise 45 degrees relative to the supporting part 7 through a rotating shaft 8, rotating the wheel 10 from an upright position to a rightward inclined position close to the right-side i-shaped steel beam 4, inserting a first safety pin into a second pin hole 16 and a first pin hole 15 to prevent the clamping part 9 from rotating relative to the supporting part 7, see fig. 14, moving a traveling device leftward to move the wheel 10 to the top surface of the upper flange of the right-side i-shaped steel beam 4, removing the first safety pin, see fig. 15, manually lifting a screw 14 and driving the supporting part 7 to ascend, matching the clamping part 9 with the supporting part 7 to rotate the wheel 10 from the rightward inclined position to the upright position, placing the supporting platform 902 on the top surface of the upper flange of the right-side i-shaped steel beam 4, inserting the second safety pin into a fourth pin hole 18 and a third pin hole 17 to prevent the clamping part 9 from rotating relative to the supporting part 7, see fig. 16;

(3) The lifting screw 14 is manually rotated to drive the supporting part 7 to ascend, the supporting part 7 drives the clamping part 9 to ascend, so that the wheel 10 ascends to a wheel 10 installation station, the wheel 10 is fixed to the axle of the wheel 10 at the right pit position at the bottom of the trolley through a screw, the wheel 10 is detached from the clamping part 9, and then the lifting device, the traveling device, the clamping part 9 and the supporting part 7 are controlled to reset the trolley wheel detaching tool to the state in the step 1;

(4) And moving the trolley to enable other wheels 10 needing to be provided with the wheels 10 on the right side of the bottom of the trolley to move to the pit position on the right side of the bottom of the trolley, repeating the operation steps 2 and 3 to realize the installation of the corresponding wheels 10, and withdrawing the trolley wheel dismounting tool after all the wheels 10 on the right side of the bottom of the trolley are installed.

When the trolley wheel dismounting tool is used for dismounting and mounting the wheel 10 on the left side of the bottom of the trolley, the trolley wheel dismounting tool is turned over 180 degrees on the horizontal plane, the track beam 5 is fixedly connected with the I-shaped steel beam 4 on the left side, and then corresponding operation is carried out according to the trolley wheel dismounting method and the trolley wheel mounting method.

To sum up, adopt this platform truck wheel dismouting frock dismantlement and installation platform truck wheel time labour saving and time saving, and then can improve dismouting efficiency, moreover at the in-process easy operation and safe and reliable of dismantling with the installation platform truck wheel, can improve the operation security, and the application scope of this platform truck wheel dismouting frock is wide, is applicable to the condition of single or multiunit wheel dismouting to personnel's input reduces, thereby can reduce enterprise's recruitment cost.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a platform truck wheel dismouting frock which characterized in that: the track device is characterized by comprising a track beam (5) perpendicular to an I-shaped steel beam (4) below a trolley, one end of the track beam (5) is fixedly connected with the I-shaped steel beam (4) on a pit cover plate on the corresponding side below the trolley, the other end of the track beam is fixed on the inner wall of the pit, a traveling device is arranged on the track beam (5), a lifting device is arranged on the traveling device, the top end of the lifting device is rotatably connected with a supporting part (7) rotating around the vertical axis of a turntable (6) through the turntable (6), a rotating shaft (8) horizontally arranged in the front-back direction is rotatably connected with a clamping part (9) used for clamping a wheel (10), the supporting part (7) and the clamping part (9) are matched to drive the clamped wheel (10) to rotate to a position close to the I-shaped steel beam (4) on the corresponding side below the trolley, and enable the wheel (10) to incline, the traveling device is used for driving the inclined wheel (10) to move to the top surface of the upper wing edge of the I-shaped steel beam (4) on the corresponding side, and the lifting device is used for driving the supporting part (7) to ascend and enabling the wheel (10) to stand.

2. The trolley wheel dismounting tool according to claim 1, characterized in that: the track beam (5) is provided with two track beams (5), the front track beam and the rear track beam (5) are horizontally arranged along the left-right direction, two pressing plates (11) are fixed on the top surface of the left part of the track beam (5), the right part of the left pressing plate (11) is pressed on the left part of the top surface of the lower flange of the I-shaped steel beam (4) at the right side pit cover plate below the trolley, the left part of the right pressing plate (11) is pressed on the right part of the top surface of the lower flange of the I-shaped steel beam (4), and the right end of the track beam (5) is fixed on the inner wall of the right side of the pit; the walking device comprises a walking frame (12), a plurality of walking wheels (13) are arranged at the front part and the rear part of the bottom surface of the walking frame (12), the plurality of walking wheels (13) at the front side are positioned at the right part of the track beam (5) at the front side, and the plurality of walking wheels (13) at the rear side are positioned at the right part of the track beam (5) at the rear side; the traveling device, the lifting device, the supporting part (7) and the clamping part (9) are matched to disassemble and assemble the wheels (10) on the right side of the bottom of the trolley.

3. The trolley wheel dismounting tool according to claim 2, characterized in that: the lifting device is a lifting screw rod (14), the lifting screw rod (14) is connected to the middle of the walking frame (12) in a rotating mode, the lower end of the lifting screw rod (14) is located below the walking frame (12), and the vertical axis of the rotary table (6) is overlapped with the axis of the lifting screw rod (14).

4. The trolley wheel dismounting tool according to claim 2, characterized in that: the utility model discloses a wheel clamping device, including clamping portion (9), wheel (10), supporting platform (902), clamping portion (9) right side lower extreme right horizontal extension have supporting platform (902), supporting platform (902) and the cooperation of the vertical right flank of clamping portion (9) are used for supporting wheel (10), still be equipped with center pin left end male jack (903) that are used for wheel (10) on clamping portion (9) the right flank, supporting platform (902) right-hand member department is fixed with vertical splint (904), splint (904) and the cooperation of clamping portion (9) right flank are used for pressing from both sides tight wheel (10).

5. The trolley wheel dismounting tool according to claim 4, characterized in that: the wheel clamping device is characterized in that first bolt holes (15) horizontally arranged in the front-back direction are formed in the supporting portion (7), second bolt holes (16) parallel to the first bolt holes (15) are formed in the clamping portion (9), the clamping portion (9) is used for driving a clamped wheel (10) to rotate to a position close to the right-side I-shaped steel beam (4) around the vertical axis of the rotating disc (6) along with the supporting portion (7), the clamping portion (9) is used for driving the clamped wheel (10) to rotate for a certain angle clockwise relative to the supporting portion (7) through the rotating shaft (8), the wheel (10) rotates to a right inclined position from the vertical position, the second bolt holes (16) are overlapped with the axis of the first bolt holes (15), and first safety pins are inserted into the second bolt holes (16) and the first bolt holes (15).

6. The trolley wheel dismounting tool according to claim 5, characterized in that: the rotating shaft (8) is arranged at the middle upper part of the supporting part (7), and the second bolt hole (16) is arranged on the pressing handle (901).

7. The trolley wheel dismounting tool according to claim 5, characterized in that: the clamping portion (9) is used for driving the clamped wheel (10) to rotate 180 degrees around the vertical axis of the rotating disc (6) along with the supporting portion (7) to a position close to the right-side I-shaped steel beam (4), the clamping portion (9) is used for driving the clamped wheel (10) to rotate 45 degrees clockwise relative to the supporting portion (7) through the rotating shaft (8), and the second bolt hole (16) is overlapped with the axis of the first bolt hole (15).

8. The trolley wheel dismounting tool according to claim 5, characterized in that: still be equipped with third bolt hole (17) parallel with first bolt hole (15) on supporting part (7), still be equipped with fourth bolt hole (18) parallel with third bolt hole (17) on clamping part (9), elevating gear is used for driving supporting part (7) and rises, clamping part (9) and supporting part (7) cooperation are used for making wheel (10) that press from both sides tightly rotatory to the position of erectting from the inclined position right, fourth bolt hole (18) coincide and fourth bolt hole (18) and third bolt hole (17) interpolation establish the second safety catch.

9. A method for disassembling a wheel of a trolley, which adopts the trolley wheel disassembling tool according to any one of claims 4 to 8 for disassembling, and is characterized by comprising the following steps:

s1, removing a right pit cover plate below a trolley, transversely removing a right detachable track, fixedly connecting the left part of a track beam (5) with a right I-shaped steel beam (4), fixing the right end of the track beam (5) at the inner wall of the right side of a pit, and installing a walking device on the track beam (5);

s2, controlling the clamping portion (9) and the supporting portion (7) to enable the supporting platform (902) to rotate from a horizontal position to a leftward inclined position close to the right I-shaped steel beam (4), moving the walking device leftwards to enable the supporting platform (902) to move to the top surface of the upper flange of the right I-shaped steel beam (4), driving the supporting portion (7) to ascend through the lifting device, enabling the supporting platform (902) to rotate from the leftward inclined position to the horizontal position through the matching of the clamping portion (9) and the supporting portion (7), and enabling the supporting platform (902) to be placed on the top surface of the upper flange of the right I-shaped steel beam (4);

s3, the wheels (10) at the position of a pit on the right side of the bottom of the trolley are disassembled to the supporting platform (902) and the wheels (10) are clamped, the lifting device drives the supporting portion (7) to descend, the clamping portion (9) is matched with the supporting portion (7) to enable the wheels (10) to rotate from the vertical position to the right inclined position, the walking device moves rightwards to enable the wheels (10) to leave the right I-shaped steel beam (4), the clamping portion (9) and the supporting portion (7) are controlled to enable the wheels (10) to rotate from the right inclined position to the vertical position far away from the right I-shaped steel beam (4), and the wheels (10) are disassembled from the clamping portion (9) and lifted.

10. A method for mounting a wheel of a trolley, which is carried out by adopting the tool for dismounting the wheel of the trolley as claimed in any one of claims 4 to 8, and is characterized by comprising the following steps:

(1) Lifting a new wheel (10) onto a supporting platform (902) and clamping the wheel (10), controlling a clamping part (9) and a supporting part (7) to enable the wheel (10) to rotate from an upright position to a right inclined position close to a right I-shaped steel beam (4), moving the walking device leftwards to enable the wheel (10) to move to the top surface of the upper flange of the right I-shaped steel beam (4), driving the supporting part (7) to ascend by a lifting device, enabling the wheel (10) to rotate from the right inclined position to the upright position by matching of the clamping part (9) and the supporting part (7), and enabling the supporting platform (902) to be placed on the top surface of the upper flange of the right I-shaped steel beam (4);

(2) The lifting device drives the supporting portion (7) to ascend, the supporting portion (7) drives the clamping portion (9) to ascend, the wheel (10) is made to ascend to a wheel (10) installation station, the wheel (10) is installed at the position of a pit on the right side of the bottom of the trolley, the wheel (10) is detached from the clamping portion (9), and the trolley wheel dismounting tool is evacuated.