CN113954005B - Device and method for disassembling and installing brake disc for locomotive - Google Patents
Device and method for disassembling and installing brake disc for locomotive Download PDFInfo
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- CN113954005B CN113954005B CN202111255083.5A CN202111255083A CN113954005B CN 113954005 B CN113954005 B CN 113954005B CN 202111255083 A CN202111255083 A CN 202111255083A CN 113954005 B CN113954005 B CN 113954005B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/143—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The utility model provides a brake disc is dismantled and installation device and method for locomotive, the device includes wheel cake storage rack, brake disc support frame, rotation axis one and brake disc support frame couple, wheel cake storage rack has a accommodation space who supports vertical round cake, the both sides of wheel cake storage rack set up respectively the brake disc support frame, every side the bottom of brake disc support frame with the bottom of wheel cake storage rack is passed through a rotation connection of rotation axis, the upper portion of brake disc support frame with be located wheel cake storage rack upper portion brake disc support frame couple joint, every side set up many supports on the brake disc support frame perpendicularly, the front end of support has the couple that supports the inboard circumference of brake disc. The invention provides a device and a method for disassembling and assembling a brake disc for a locomotive.
Description
Technical Field
The invention belongs to the field of railway locomotive maintenance devices, and particularly relates to a device and a method for disassembling and assembling a brake disc for a locomotive.
Background
In the field of locomotives, disc brake has excellent braking performance and wide application, and is an important part of a locomotive wheel drive device. When the wheel cake of the locomotive wheel pair is replaced, the brake disc needs to be detached for maintenance, and the brake disc is assembled with a new wheel cake again after the brake disc is detected to be qualified. Under the existing conditions, when the brake disc is disassembled, firstly, the extruded wheel cake needs to be lifted out of the MAE and flatly placed on a platform, then the wheel cake is horizontally lifted to a brake disc disassembling and assembling device, after the brake disc is completely disassembled through bolts, the brake disc, the wheel cake and the brake disc are sequentially lifted, finally, the wheel cake is lifted to a turnover device to be vertical, then the wheel cake is lifted to a wheel cake storing and transporting device, and the reverse operation is performed during the assembling. Because a locomotive wheel cake quantity is more, and is heavier, and hoist and mount are very troublesome, and have the potential safety hazard, consequently there are a lot of problems in current brake disc dismantlement, installation device:
(1) the original brake disc dismounting and mounting device test device is fixed on the ground and cannot be transported;
(2) the lifting and turning are carried out for many times, which is very complicated and has hidden mounting trouble;
(3) the brake disc is inconvenient to disassemble and assemble when the brake disc is horizontally placed.
These problems severely restrict the maintenance progress of the locomotive, and therefore, it is particularly necessary to design a brake disc dismounting and mounting device which is convenient, fast, light and accurate.
Disclosure of Invention
In order to overcome the defects of repeated turnover hoisting of a brake disc or the detachment and installation of the brake disc on a plane in the prior art, the invention provides the device and the method for detaching and installing the brake disc for the locomotive.
The technical scheme of the invention is as follows:
the utility model provides a brake disc is dismantled and installation device for locomotive, its characterized in that includes wheel cake storage rack, brake disc support frame, rotation axis one and brake disc support frame couple, wheel cake storage rack has a accommodation space who supports vertical wheel cake, the both sides of wheel cake storage rack set up respectively the brake disc support frame, every side the bottom of brake disc support frame with the bottom of wheel cake storage rack passes through rotation axis one rotates the connection, the upper portion of brake disc support frame with be located wheel cake storage rack upper portion brake disc support frame couple joint, every side set up many supports on the brake disc support frame perpendicularly, the front end of support has the couple that supports the inboard circumference of brake disc.
Preferably, the tail end of the support is perpendicularly connected with the brake disc support frame, the front end of the support is provided with a hook for supporting the inner circumference of the brake disc, the hook positioned on the upper side faces upwards, and the hook positioned on the lower side faces downwards.
Preferably, the support comprises a support plate, a compression spring, the hook and a third rotating shaft, the rear end of the support plate is vertically connected with the brake disc support frame, and the hook is fixed at the front end of the support plate through the compression spring and the third rotating shaft.
Preferably, the brake disc support frame couple includes skeleton and revolution mechanic, the bottom of skeleton has revolution mechanic, revolution mechanic with rotation axis one is connected, the upper portion of skeleton with brake disc support frame couple joint.
Further preferably, each brake disc support frame hook comprises two lifting handles, and the two lifting handles are symmetrically distributed on two sides of the framework.
Further preferably, the lifting handle adopts a rotating structure, the lifting handle divides the framework into an upper framework and a lower framework, the upper framework and the lower framework are rotatably connected through a second rotating shaft, and when the lifting handle is lifted, the upper framework rotates around the second rotating shaft relative to the lower framework.
Preferably, the wheel cake storage rack comprises two frames, the two frames are oppositely arranged and vertically placed, and the bottoms of the two frames are connected with each other to form the accommodating space with an open upper part and a bottom part for supporting the wheel cake.
Further preferably, the contact position of the wheel cake storage rack and the wheel cake is protected by a nylon plate.
A method for dismounting a brake disc for a locomotive is characterized in that the device for dismounting and mounting the brake disc for the locomotive comprises the following steps:
(1) Lifting the brake disc support frame upwards, lifting the brake disc support frame from the hook of the brake disc support frame, horizontally placing the brake disc support frame through a first rotating structure, and operating the two sides of the brake disc support frame in the same way;
(2) The wheel cakes are vertically lifted to the wheel cake storage rack and vertically placed into the accommodating space of the wheel cake storage rack;
(3) Disassembling the brake disc bolts, and reserving part of the bolts to prevent the brake disc from falling off;
(4) Lifting the brake disc support frame, overturning and clamping the brake disc support frame on hooks of the brake disc support frame to ensure that the support frame supports the inner circular ring of the brake disc, and operating the two sides of the brake disc;
(5) Detaching the rest bolts and separating the brake disc from the wheel cake;
(6) And (3) respectively removing the brake disc and the wheel cake, and when the brake disc is removed, firstly, flatly placing the brake disc support frame according to the operation of the step (1), and then, removing the brake disc.
A method for installing a brake disc for a locomotive is characterized in that the device for disassembling and installing the brake disc for the locomotive is adopted, and comprises the following steps:
(1) Vertically hoisting the wheel cake needing to be provided with the brake disc to the wheel cake storage rack and vertically placing the wheel cake into an accommodating space of the wheel cake storage rack;
(2) Lifting the lifting spanner upwards, lifting the brake disc support frame out of the brake disc support frame hook on the wheel cake storage rack, horizontally placing the brake disc support frame through the first rotating structure, operating the two sides of the brake disc support frame in the same manner, and placing the brake disc on the brake disc support frame;
(3) Lifting the brake disc support frame, overturning and fixing the brake disc support frame on a hook of the brake disc support frame to ensure that the brake disc is supported by the support frame, and operating the two sides of the support frame in the same way;
(4) Aligning the bolt holes of the brake disc with the bolt holes of the wheel cake, and then connecting and fastening the mounting bolts;
(5) And (3) breaking off the hook to enable the hook not to hang the brake disc any longer, flatly placing the brake disc support frame according to the operation in the step (2), operating the two sides of the brake disc support frame in the same manner, lifting out the wheel cake with the brake disc, and transporting the wheel cake to a specified position.
The technical scheme of the invention has the beneficial technical effects that:
the invention discloses a device and a method for disassembling and installing a brake disc for a locomotive. When carrying out the brake disc and dismantling and installation operation, when needing to support the brake disc, the brake disc support frame is lifted and through fixing/joint with the brake disc support frame couple, fixes on the wheel cake storage rack, and the couple structure of a plurality of support front ends on the brake disc support frame of both sides corresponds the inboard circumference of the corresponding side brake disc of support, and fixed brake disc position prevents that the brake disc from appearing dropping when dismantling, installing. If the brake disc and the wheel cake after disassembly are inconvenient to fasten or hung respectively, or the wheel cake after assembly is hung, the brake disc support frame is lifted and rotated and horizontally placed only by breaking off the hook structure of the support frame to enable the hook structure not to hang the brake disc any more. Consequently the device of this application can realize dismantling, installation and transportation brake disc and wheel cake under the vertical condition, need not upset brake disc and wheel cake many times, consequently for prior art, has following advantage:
(1) The structure is simple and light;
(2) The device is suitable for disassembling, transporting and installing the locomotive brake disc;
(3) The operation is safe and firm, and no potential safety hazard exists;
(4) The device is suitable for various vehicle types;
(5) The cost is low;
(6) The use method is simple and labor-saving;
(7) Multiple lifting is not needed, and the safety and the time are saved;
(8) The transportation is convenient.
Drawings
FIG. 1 is a schematic view of an embodiment of a brake disc removal and installation apparatus for a locomotive of the present invention;
FIG. 2 is a block diagram of an embodiment of a brake rotor support bracket;
FIG. 3 is a block diagram of an embodiment of a bracket;
fig. 4 is a schematic view of an embodiment of the brake disc dismounting and mounting device for the locomotive of the invention when the brake disc supporting frame is flat.
Reference numerals: 1-1-brake disc support frame hook; 1-2-wheel cake storage rack; 1-3-a brake disc support frame; 1-4-rotation axis one; 1-5-nylon plate; 2-1-rotation configuration; 2-2-scaffold; 2-3-lifting the handle; 2-4-rotating shaft two; 2-5-skeleton; 3-1-a support plate; 3-2-compression spring; 3-3-hanging hook; 3-4-rotating shaft three, 4-brake disc, 5-wheel cake.
Detailed Description
The technical solution of the present invention for dismounting and mounting a brake disc for a locomotive will be described in detail with reference to fig. 1-4 and the specific embodiment.
As shown in fig. 1-4, the brake disc dismounting and mounting device for a locomotive of the embodiment adopts a device integrating dismounting, mounting and transporting, and comprises a wheel disc storage rack 1-2, a brake disc support rack 1-3, a rotating shaft I1-4 and a brake disc support rack hook 1-1. The wheel cake storage rack 1-2 comprises two frames which are oppositely arranged and vertically placed, and the bottoms of the two frames are mutually connected to form an accommodating space with an open upper part and a bottom part for supporting the wheel cake. The outer part of each side frame is correspondingly connected with a brake disc support frame 1-3, and each brake disc support frame 1-3 comprises a framework 2-5, a rotating structure 2-1 and a support 2-2. The framework 2-5 is at least formed by connecting two side rods and at least one transverse rod to form an H-shaped or inverted U-shaped structure, the bottom parts of the side rods are connected with rotating structures 2-1, the rotating structure 2-1 of each side framework 2-5 is rotatably connected with the bottom part of each side frame through a rotating shaft I1-4, and the upper part of each side framework 2-5, such as the upper parts of the transverse rods or the side rods, in the embodiment, the transverse rods are clamped with brake disc support frame hooks 1-1 to be fixed on the wheel disc storage frame 1-2. At least two supports 2-2 are vertically arranged on the inner side face, facing the wheel cake storage rack 1-2, of each side rod, so that four supports 2-2 are arranged on each brake disc support frame 1-3, the front end of each support 2-2 adopts a hook 3-3 structure and is used for supporting the inner circumference of a brake disc 4 so as to fix the brake disc 4 on each side and prevent the brake disc 4 from falling off in the processes of disassembly, turnover and installation.
The brake disc support frame 1-3 further comprises two lifting handles 2-3, the two lifting handles 2-3 are symmetrically arranged on the framework 2-5, the brake disc support frame 1-3 can be conveniently held when lifted, and the brake disc 4 can be turned over. Preferably, the lifting handle 2-3 adopts a rotating structure, which is beneficial to the safe operation of the working procedure. If the lifting handle is fixed in the vertical direction, the lifting handle is easy to collide and scratch during peripheral operation. Namely, a second rotating shaft 2-4 is arranged at the position of the lifting handle 2-3, the framework 2-5 is divided into an upper part and a lower part by the lifting handle 2-3, when the lifting handle 2-3 is lifted, the brake disc support frame 1-3 moves upwards and is separated from the hook 1-1 of the brake disc support frame, and meanwhile, the upper framework 2-5 can rotate around the second rotating shaft 2-4 relative to the lower framework 2-5.
The contact position of the wheel cake storage rack 1-2 and the wheel cake is protected by a nylon plate 1-5, so that the wheel cake is effectively prevented from being knocked.
The rotating structure 2-1 of the brake disc support frame 1-3 connected with the wheel cake storage frame 1-2 adopts a strip-shaped hole structure, and the brake disc support frame hook 1-1 fixed on the wheel cake storage frame 1-2 is combined, so that the vertical placement of the brake disc 4 is ensured when the brake disc 4 is disassembled and assembled.
The support 2-2 comprises a support plate 3-1, a compression spring 3-2, a hook 3-3 and a rotating shaft three 3-4. The tail end of the support plate 3-1 is vertically connected with a framework 2-5 of a brake disc support frame 1-3, and the hook 3-3 is connected with the front end of the support plate 3-1 through a compression spring 3-2 and a rotating shaft three 3-4, so that the hook 3-3 is ensured to be stable when supporting a brake disc and easy to disassemble when being separated from the brake disc.
The device for detaching and installing the brake disc for the locomotive is used for detaching the brake disc and comprises the following steps:
(1) Lifting the lifting wrench 2-3 upwards, lifting the brake disc support frame 1-3 out of the brake disc support frame hook 1-1 on the wheel disc storage frame 1-2, flatly placing the brake disc support frame 1-3 through the first rotating structure 2-1, and similarly operating the two sides, as shown in fig. 4 with the brake disc 4 removed;
(2) The pressed wheel cakes are vertically lifted to a wheel cake storage rack 1-2 from the MAE and vertically placed into the wheel cake storage rack 1-2;
(3) Disassembling the brake disc bolts, and keeping one bolt at each diagonal to prevent the brake disc 4 from falling off;
(4) Lifting the brake disc support frame 1-3, turning over, fixing the brake disc support frame on the hook 1-1 of the brake disc support frame, ensuring that the support 2-2 supports the brake disc 4, checking whether the hook 3-3 is arranged at the inner side of the brake disc 4 and whether a strip-shaped hole 2-1 of a rotating structure is arranged at the top, and operating the two sides in the same way, as shown in figure 1;
(5) The remaining two fixing bolts are removed, and the brake disc 4 is separated from the wheel disc 5;
(6) Flatly placing the brake disc support frame 1-3 according to the operation of the step (1), and lifting the brake disc 4 to a designated position;
(7) Placing the brake disc support frame 1-3 at the original position according to the operation of the step (4);
(8) The wheel cake 5 is transported to a designated location.
The mounting step of the brake disc is similar to the steps in the process, and when the brake disc dismounting and mounting device is used for mounting the brake disc, the mounting method comprises the following steps:
(1) Vertically hoisting the wheel cake needing to be provided with the brake disc to a wheel cake storage rack 1-2 and vertically placing the wheel cake into an accommodating space of the wheel cake storage rack 1-2;
(2) Lifting a lifting spanner 2-3 upwards, lifting a brake disc support frame 1-3 out of a brake disc support frame hook 1-1 on a wheel cake storage frame 1-2, flatly placing the brake disc support frame 1-3 through a first rotating structure 2-1, operating the two sides of the brake disc support frame in the same way, and placing a brake disc on the brake disc support frame 1-3, as shown in FIG. 4;
(3) Lifting the brake disc support frame 1-3, overturning and fixing the brake disc support frame on a hook 1-1 of the brake disc support frame to ensure that the support 2-2 supports the brake disc, checking whether the hook 3-3 is arranged on the inner side of the brake disc and whether a strip-shaped hole 2-1 of a first rotating structure is arranged on the top, and operating the two sides in the same way;
(4) After aligning the brake disc bolt hole with the wheel cake bolt hole, connecting and fastening a mounting bolt according to requirements;
(5) And (3) breaking off the hooks 3-3 to enable the hooks not to hang the brake disc any longer, flatly placing the brake disc support frame 1-3 according to the operation of the step (2), and lifting the wheel cake with the brake disc installed out to be transported to a specified position by the same operation on two sides.
If the fastening is inconvenient, the hook 3-3 is only needed to be broken off so that the hook is not hung on the brake disc any more, the brake disc support frame 1-3 is flatly placed according to the operation of the step (2), and the two sides are operated in the same way.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modifications and the like that can be easily conceived by those skilled in the art within the technical scope of the present invention are also within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The brake disc dismounting and mounting device for the locomotive is characterized by comprising a wheel disc storage rack, a brake disc support frame, a first rotating shaft and a brake disc support frame hook, wherein the wheel disc storage rack is provided with a containing space for supporting a vertical wheel disc, the brake disc support frame is arranged on two sides of the wheel disc storage rack respectively, the bottom of the brake disc support frame on each side is rotationally connected with the bottom of the wheel disc storage rack through one rotating shaft, the upper part of the brake disc support frame is connected with the brake disc support frame hook positioned on the upper part of the wheel disc storage rack in a clamping mode, a plurality of supports are vertically arranged on the brake disc support frame on each side, hooks for supporting the inner circumference of a brake disc are arranged at the front end of each support, the brake disc support frame hook comprises a framework and rotating structures, the rotating structures are arranged at the bottom of the framework, the rotating structures are connected with the first rotating shaft, the upper part of the framework is connected with the brake disc support frame hook, the brake disc support frame hook on each side comprises two lifting handles, the two lifting handles are symmetrically distributed on two sides of the framework, the lifting handles are of the framework, the lifting handles divide the framework into an upper part and a lower part of the framework and rotate around the rotating shaft.
2. The device for dismounting and mounting a brake disc for a locomotive according to claim 1, wherein the end of the bracket is vertically connected with the brake disc support frame, the front end of the bracket is provided with a hook for supporting the inner circumference of the brake disc, the hook at the upper side faces upwards, and the hook at the lower side faces downwards.
3. The device for dismounting and mounting a brake disc for a locomotive according to claim 2, wherein the bracket comprises a support plate, a compression spring, the hook and a third rotating shaft, the rear end of the support plate is vertically connected with the brake disc support frame, and the hook is fixed at the front end of the support plate through the compression spring and the third rotating shaft.
4. The apparatus for removing and installing a brake disc for a motorcycle of claim 1, wherein the wheel cake storage rack comprises two frames, the two frames are oppositely arranged and vertically placed, and the bottoms of the two frames are connected with each other to form the accommodating space with an open top and a bottom for supporting the wheel cake.
5. The device for detaching and installing a brake disc for a locomotive according to claim 4, wherein the contact position of the wheel cake storage rack and the wheel cake is protected by a nylon plate.
6. A method for removing a brake disc for a locomotive, characterized in that a device for removing and mounting a brake disc for a locomotive according to any one of claims 1 to 5 is used, comprising the steps of:
(1) Lifting the brake disc support frame upwards, lifting the brake disc support frame from a hook of the brake disc support frame, horizontally placing the brake disc support frame through the first rotating shaft, and operating the two sides of the brake disc support frame in the same way;
(2) The wheel cakes are vertically lifted to the wheel cake storage rack and vertically placed into the accommodating space of the wheel cake storage rack;
(3) Disassembling the brake disc bolts, and reserving part of the bolts to prevent the brake disc from falling off;
(4) Lifting the brake disc support frame, overturning and clamping the brake disc support frame on hooks of the brake disc support frame to ensure that the support frame supports the inner circular ring of the brake disc, and operating the two sides of the brake disc;
(5) Removing the rest bolts and separating the brake disc from the wheel disc;
(6) And (3) respectively removing the brake disc and the wheel cake, and when the brake disc is removed, firstly, flatly placing the brake disc support frame according to the operation of the step (1), and then, removing the brake disc.
7. A method for mounting a brake disc for a locomotive, characterized by using the device for removing and mounting a brake disc for a locomotive according to claim 1, comprising the steps of:
(1) Vertically hoisting the wheel cake needing to be provided with the brake disc to the wheel cake storage rack and vertically placing the wheel cake into an accommodating space of the wheel cake storage rack;
(2) Lifting the lifting handle upwards, lifting the brake disc support frame out of the brake disc support frame hook on the wheel cake storage rack, horizontally placing the brake disc support frame through the first rotating shaft, operating the two sides of the brake disc support frame in the same manner, and placing the brake disc on the brake disc support frame;
(3) Lifting the brake disc support frame, turning over and fixing the brake disc support frame on hooks of the brake disc support frame to ensure that the brake disc is supported by the support frame, and operating the two sides of the support frame in the same way;
(4) Aligning the bolt holes of the brake disc with the bolt holes of the wheel cake, and then connecting and fastening the mounting bolts;
(5) And (3) breaking off the hook to enable the hook not to hang the brake disc any longer, flatly placing the brake disc support frame according to the operation in the step (2), operating the two sides of the brake disc support frame in the same manner, lifting out the wheel cake with the brake disc, and transporting the wheel cake to a specified position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255083.5A CN113954005B (en) | 2021-10-27 | 2021-10-27 | Device and method for disassembling and installing brake disc for locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111255083.5A CN113954005B (en) | 2021-10-27 | 2021-10-27 | Device and method for disassembling and installing brake disc for locomotive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113954005A CN113954005A (en) | 2022-01-21 |
| CN113954005B true CN113954005B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111255083.5A Active CN113954005B (en) | 2021-10-27 | 2021-10-27 | Device and method for disassembling and installing brake disc for locomotive |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4709459A (en) * | 1985-08-30 | 1987-12-01 | Horst Klann | Assembly device for axle bearings and/or wheel flange hubs of motor vehicles |
| CN104647003A (en) * | 2014-12-31 | 2015-05-27 | 江苏速升自动化装备股份有限公司 | Method for withdrawing wheel shaft |
| CN210850100U (en) * | 2019-11-15 | 2020-06-26 | 李争 | Wheel set axle box disassembling tool convenient to fine adjustment |
| CN112008666A (en) * | 2019-05-31 | 2020-12-01 | 元壤实业（上海）有限公司 | Auxiliary device for dismounting and mounting subway train brake disc |
| CN214215394U (en) * | 2020-12-03 | 2021-09-17 | 许家菘 | Dismounting tool for tire burst emergency safety device |
-
2021
- 2021-10-27 CN CN202111255083.5A patent/CN113954005B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4709459A (en) * | 1985-08-30 | 1987-12-01 | Horst Klann | Assembly device for axle bearings and/or wheel flange hubs of motor vehicles |
| CN104647003A (en) * | 2014-12-31 | 2015-05-27 | 江苏速升自动化装备股份有限公司 | Method for withdrawing wheel shaft |
| CN112008666A (en) * | 2019-05-31 | 2020-12-01 | 元壤实业（上海）有限公司 | Auxiliary device for dismounting and mounting subway train brake disc |
| CN210850100U (en) * | 2019-11-15 | 2020-06-26 | 李争 | Wheel set axle box disassembling tool convenient to fine adjustment |
| CN214215394U (en) * | 2020-12-03 | 2021-09-17 | 许家菘 | Dismounting tool for tire burst emergency safety device |
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| Publication number | Publication date |
|---|---|
| CN113954005A (en) | 2022-01-21 |
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