CN210307637U - Locomotive axle box cover dismounting tool - Google Patents
Locomotive axle box cover dismounting tool Download PDFInfo
- Publication number
- CN210307637U CN210307637U CN201920948989.7U CN201920948989U CN210307637U CN 210307637 U CN210307637 U CN 210307637U CN 201920948989 U CN201920948989 U CN 201920948989U CN 210307637 U CN210307637 U CN 210307637U
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- box cover
- locomotive
- axle box
- tool
- bearing seat
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Abstract
The utility model discloses a locomotive axle box cover assembling and disassembling tool, which pushes a fixing piece to the axle box cover by moving a bearing seat; then the fixed shaft box cover is fixed by the fixed part through a control switch, so that the fixed part is combined with the shaft box cover; then, the axle box cover combined on the fixing piece is separated from the locomotive by pulling the bearing seat; after the locomotive is overhauled, moving the bearing seat to enable the axle box cover to be installed on the locomotive again; and finally, the shaft box cover is released by the fixing part through controlling the switch, so that the fixing part is separated from the shaft box cover, and the shaft box cover is disassembled and assembled. In the scheme, the shaft box cover is taken and placed by the fixing piece instead of manpower, and is carried by the bearing seat and the supporting structure, so that the shaft box cover is effectively and stably disassembled and assembled, the locomotive maintenance process is time-saving and labor-saving, the maintenance operation of maintenance personnel is greatly facilitated, and the maintenance efficiency of the locomotive is favorably improved; meanwhile, the locomotive maintenance quality is guaranteed.
Description
Technical Field
The utility model relates to a railway locomotive technical field especially relates to a locomotive axle case lid assembly and disassembly tools.
Background
Along with the rail transportation running speed is faster and faster, the regular maintenance frequency of the locomotive is more and more frequent, and the maintenance pressure brought to maintenance workers is also increased continuously. In daily maintenance, no matter minor repair and yearbook of the diesel locomotive or regular maintenance of the electric locomotive or the harmonious locomotive, the axle box cover needs to be opened to detect the flaw of the axle so as to ensure the application safety of the locomotive. The traditional method for disassembling and assembling the axle box cover is to firstly disassemble the fixing screws of the axle box cover and then take down the axle box cover by manpower; after the axle is subjected to flaw detection, the axle box cover needs to be manually held up by bare hands, and the axle box cover is installed in a contraposition mode, so that the labor intensity of maintenance operators is very high, the maintenance efficiency is low, and certain safety risks exist in maintenance operation.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide a locomotive axle case lid assembly and disassembly tools, can effectively dismouting to the axle case lid for the maintenance operation becomes labour saving and time saving, is favorable to improving maintenance efficiency.
The technical scheme is as follows:
a locomotive axle box cover assembly and disassembly tools, includes: a bearing seat; the supporting structure is arranged on the bearing seat; a fixture mounted on the support structure; and the control switch is in control connection with the fixing piece and is used for controlling the fixing piece to fix or release the axle box cover.
The disassembly and assembly tool for the axle box cover of the locomotive pushes the fixing piece to the axle box cover by moving the bearing seat; then the fixing piece is controlled by the control switch to be in a working state, so that the fixing piece fixes the shaft box cover and the fixing piece is combined with the shaft box cover; then, the axle box cover combined on the fixing piece is separated from the locomotive by pulling the bearing seat; after the locomotive is overhauled, moving the bearing seat to enable the axle box cover to be installed on the locomotive again; and finally, the fixing piece is controlled to be in a stop state through the control switch, so that the fixing piece is released from the axle box cover, the fixing piece is separated from the axle box cover, and the axle box cover is disassembled and assembled. In the scheme, the shaft box cover is taken and placed by the fixing piece instead of manpower, and is carried by the bearing seat and the supporting structure, so that the shaft box cover is effectively and stably disassembled and assembled, the locomotive maintenance process is time-saving and labor-saving, the maintenance operation of maintenance personnel is greatly facilitated, and the maintenance efficiency of the locomotive is favorably improved; meanwhile, the locomotive maintenance quality is guaranteed. In addition, through this locomotive axle case lid assembly and disassembly tools, replace artifical manual transport, effectively avoid maintainer to lead to pounding the foot, pounding the leg accident because of the operation is improper and take place, greatly ensured maintainer's personal safety.
The principle and effect of the present invention will be further explained by combining the above scheme:
in one embodiment, the fixing member is a magnetic member, and the control switch is used for controlling the magnetic member to attract or release the axle box cover.
In one embodiment, the tool for removing and mounting a cover of a locomotive axle further comprises a support member mounted on the support structure, the support member being spaced apart from the fixing member, and the support member being configured to support the cover of the axle.
In one embodiment, the tool for removing a locomotive axle box cover further comprises a mounting member, and the fixing member and the supporting member are both mounted on the supporting structure through the mounting member.
In one embodiment, the mounting part is provided with a mounting frame, and the fixing part is arranged in the mounting frame.
In one embodiment, the mounting part is provided with a driving part, the bearing part is slidably arranged on the mounting part, and the bearing part is in transmission fit with the output end of the driving part.
In one embodiment, the supporting structure comprises an adjusting component, a supporting component and a sleeve sleeved outside the supporting component, the supporting component is arranged on the bearing seat, the position of the sleeve on the supporting component can be adjusted through the adjusting component, and the fixing component is arranged on the sleeve.
In one embodiment, the adjusting assembly comprises a screw rod, a driving gear and a driven gear mounted on the screw rod, the driving gear is engaged with the driven gear, the support is provided with a threaded hole matched with the screw rod, and the screw rod is inserted into the threaded hole and is in transmission fit with the sleeve.
In one embodiment, the supporting piece is provided with a guide groove, and a guide strip matched with the guide groove is arranged in the sleeve; or, the supporting piece is provided with a guide bar, and the sleeve is internally provided with a guide groove matched with the guide bar.
In one embodiment, the bottom of the bearing seat is provided with a roller, and the roller is provided with a locking piece.
In one embodiment, the carrying seat is provided with a handrail.
Drawings
Fig. 1 is a schematic structural view of a locomotive axle box cover assembly and disassembly tool according to an embodiment of the present invention;
fig. 2 is a view of the sleeve, the fixing member, the supporting member and the mounting member according to an embodiment of the present invention;
FIG. 3 is another perspective view of the sleeve, the fixing member, the supporting member and the mounting member according to an embodiment of the present invention;
fig. 4 is a schematic view of a fitting structure of the supporting member and the ferrule according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an adjusting assembly according to an embodiment of the present invention.
Description of reference numerals:
100. locomotive wheelhouse lid assembly and disassembly tools, 110, bear the seat, 111, bear the weight of, 112, gyro wheel, 113, handrail, 120, bearing structure, 121, support piece, 1211, screw hole, 1212, guide way, 122, sleeve, 1221, protection casing, 1222, handle, 1223, gib, 123, adjusting part, 1231, driving gear, 1232, driven gear, 1233, screw rod, 130, mounting member, 140, control switch, 150, support piece, 160, installed part, 161, through-hole, 162, installing frame, 170, cutting ferrule, 171, first curb plate, 172, second curb plate, 173, the connecting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.
In one embodiment, referring to fig. 1, a tool 100 for disassembling a cover of a locomotive axle box includes: a load-bearing seat 110, a supporting structure 120, a fixing member 130 and a control switch 140. The supporting structure 120 is mounted on the carrier base 110. The fixing member 130 is mounted on the support structure 120. The control switch 140 is in control connection with the fixing member 130, and the control switch 140 is used for controlling the fixing member 130 to fix or release the axle box cover.
The above-mentioned locomotive axle box cover assembly and disassembly tools 100, through moving the bearing seat 110, push the fixing member 130 to the axle box cover; then, the fixing member 130 is controlled by the control switch 140 to be in a working state, so that the fixing member 130 fixes the axle box cover, and the fixing member 130 is combined with the axle box cover; then, the axle box cover combined on the fixing member 130 is separated from the locomotive by pulling the bearing seat 110; after the locomotive is overhauled, the bearing seat 110 is moved, so that the axle box cover is installed on the locomotive again; finally, the switch 140 is controlled to control the fixing member 130 to be in a stop state, so that the fixing member 130 releases the axle box cover, and the fixing member 130 is separated from the axle box cover, thereby completing the dismounting operation of the axle box cover. In the embodiment, the fixing piece 130 is adopted to replace manual taking and placing of the axle box cover, and the axle box cover is carried through the bearing seat 110 and the supporting structure 120, so that the axle box cover is effectively and stably disassembled and assembled, the locomotive maintenance process is time-saving and labor-saving, maintenance operation of maintenance personnel is greatly facilitated, and the maintenance efficiency of the locomotive is improved; meanwhile, the locomotive maintenance quality is guaranteed. In addition, through this locomotive axle case lid assembly and disassembly tools 100, replace artifical manual transport, effectively avoid maintainer to lead to pounding the foot, pounding the leg accident because of the operation is improper and take place, greatly ensured maintainer's personal safety. It should be noted that the operating state of the fixing member 130 corresponds to the fixing member 130 fixing the axle box cover, and the stop state of the fixing member 130 corresponds to the fixing member 130 releasing the axle box cover.
Optionally, the fixing member 130 is a magnetic attraction structure, a vacuum chuck structure, or a robot structure. When the fixing member 130 is a magnetic structure, the axle box cover is closely attracted by the magnetic function; when the fixing member 130 is a vacuum chuck structure, the axle box cover is closely sucked by vacuum suction; when the fixing member 130 is a robot structure, the axle box cover is fixed by a grasping force.
Further, referring to fig. 1, the fixing member 130 is a magnetic member. The control switch 140 is used for controlling the magnetic attraction piece to attract or release the axle box cover. Therefore, when the fixing member 130 is pushed to the pedestal cover, the magnetic attraction member is tightly attracted to the pedestal cover by controlling the switch 140; when the axle box cover is remounted on the locomotive, the magnetic attraction piece is disconnected from the axle box cover through the control switch 140. So, through the magnetism piece of inhaling for the getting of axostylus axostyle lid is got and is put and become more convenient. Wherein, the magnetic part can be a permanent magnetic chuck or an electromagnet. Specifically, in this embodiment, the magnetic member is a permanent magnetic chuck.
Furthermore, the surface of the magnetic part is provided with a pressure sensor, and the pressure sensor is used for sensing the binding force between the magnetic part and the axle box cover. Therefore, in the actual operation process, when the magnetic suction piece is sucked on the axle box cover, the binding force between the magnetic suction piece and the axle box cover is monitored in real time through the pressure sensor; when this cohesion is less than and predetermines the cohesion value, maintainer accessible removes to the direction of axle case lid and bears seat 110 for magnetism is inhaled the piece and is pressed on the axle case lid, so that magnetism is inhaled the piece and is closely adsorbed on the axle case lid more, avoids inhaling between the piece and the axle case lid cohesion undersize and lead to the axle case lid to inhale the slippage from inhaling the piece. Meanwhile, through the pressure sensor, a maintainer can accurately control the proper binding force between the magnetic suction piece and the axle box cover, the surface of the axle box cover is prevented from deforming in the adsorption process, and the axle box cover can be stably disassembled and assembled.
In one embodiment, referring to fig. 1 and 2, the tool 100 further includes a support 150 mounted on the support structure 120. The supporting member 150 is spaced apart from the fixing member 130, and the supporting member 150 is used for supporting the shaft box cover. Because the binding force between the fixing member 130 and the axle box cover can change when the axle box cover is separated from the locomotive, the supporting member 150 is arranged on the supporting structure 120 in the embodiment, and the supporting member 150 is supported at the bottom of the axle box cover to prevent the axle box cover from falling off in the dragging process, so that the use safety of the locomotive axle box cover assembling and disassembling tool 100 is greatly improved. Meanwhile, when the fixing member 130 is a magnetic member, since the magnetic member is attracted to the axle box cover, the flatness of the end surface of the axle box cover will affect the attraction force of the magnetic member, resulting in a reduction of the binding force between the magnetic member and the axle box cover, and therefore, the axle box cover is also effectively prevented from falling off during the dragging process by the supporting member 150.
Further, referring to fig. 1 and 2, the locomotive axle box cover dismounting tool 100 further includes a mounting member 160. The fixing member 130 and the supporting member 150 are mounted on the supporting structure 120 by a mounting member 160. Thus, the fixing member 130 and the supporting member 150 are more stably mounted on the supporting structure 120 by the mounting member 160, so that the axle box cover is more stable during the dragging process.
In one embodiment, referring to fig. 1 and 2, the mounting member 160 is provided with a mounting frame 162. The fixing member 130 is installed in the installation frame 162. Thus, the mounting operation of the fixing member 130 is facilitated by the mounting frame 162. Meanwhile, the fixing member 130 is installed in the installation frame 162, so that the fixing member 130 is more firmly installed, and the fixing member 130 is more stably fixed to the pedestal cover.
In one embodiment, a drive member is provided on the mounting member 160. The support member 150 is slidably mounted on the mounting member 160, and the support member 150 is in driving engagement with the output end of the driving member. Therefore, the supporting member 150 can be stably moved on the mounting member 160 under the driving of the driving member, so that the maintenance personnel can accurately adjust the distance between the supporting member 150 and the fixing member 130 through the driving member, so that the supporting member 150 can adapt to shaft box covers with different sizes. Meanwhile, the bearing piece 150 is tightly supported at the bottom of the axle box cover all the time through the driving piece, and certain bearing force is guaranteed between the bearing piece 150 and the axle box cover, so that the axle box cover is stably supported, and the axle box cover is prevented from slipping in the dragging process. Specifically, in the present embodiment, in order to maintain a certain bearing pressure between the supporting member 150 and the axle box cover, a pressure sensor may be disposed on the supporting member 150.
Alternatively, the output end of the driving member may be in direct drive engagement with the support member 150; or an indirect drive fit. When the output end of the driving member is directly engaged with the supporting member 150, the driving member may be an air cylinder, a hydraulic cylinder or an electric cylinder, so that the supporting member 150 can move on the mounting member 160 by the extension and contraction of the driving member; when the output end of the driving member is indirectly engaged with the supporting member 150, the driving member is engaged with the supporting member 150 through the driving member. Specifically, in this embodiment, the transmission member is a screw rod, the mounting member 160 is provided with a through hole 161 and a sliding groove communicated with the through hole 161, the screw rod is rotatably installed in the through hole 161, one end of the supporting member 150 extends into the sliding groove and is in threaded connection with the screw rod, and the supporting member 150 can slide on the mounting member 160 under the transmission of the screw rod. Thus, by rotating the screw rod, the supporting member 150 slides on the mounting member 160, so that the distance between the supporting member 150 and the fixing member 130 is adjusted more reasonably and accurately, and the fixing member 130 can better fix the axle box cover. Meanwhile, the through hole 161 provided in the mounting member 160 is also advantageous for reducing the overall weight of the mounting member 160, so that the engine compartment cover attaching and detaching tool 100 is more lightweight.
In one embodiment, the locomotive wheelhouse lid assembly and disassembly tool 100 further includes a vision assembly for obtaining image information on the wheelhouse lid. Because the locomotive is limited by the locomotive overhaul space, the maintainers are difficult to accurately position the axle box cover, and therefore, the image information is clearly obtained through the visual assembly; according to the acquired image information, the position of the axle box cover is accurately positioned, so that the maintenance operation of maintenance personnel is greatly facilitated, and the maintenance efficiency of the locomotive is improved. Wherein the vision assembly may be disposed on the support structure 120 and may also be disposed on the mount 160. In this embodiment, the visual components are binocular stereoscopic vision.
In one embodiment, referring to fig. 1 and 5, the supporting structure 120 includes an adjusting component 123, a supporting member 121, and a sleeve 122 disposed outside the supporting member 121. The supporting member 121 is mounted on the supporting base 110. The position of the sleeve 122 on the support 121 can be adjusted by the adjusting assembly 123, and the fixing member 130 is mounted on the sleeve 122. It can be seen that the position of the sleeve 122 on the support 121 and thus the position of the fixing member 130 on the support 121 can be adjusted by the adjusting assembly 123. Therefore, in the actual maintenance process, the height of the fixing member 130 is adjusted by the adjusting assembly 123, so that the fixing member 130 can contact with the axle box cover, and thus, the axle box cover dismounting tool 100 can be suitable for different maintenance sites, and the application range of the axle box cover dismounting tool 100 is favorably improved.
Further, referring to fig. 5, the adjusting assembly 123 includes a screw 1233, a driving gear 1231, and a driven gear 1232 installed on the screw 1233. The driving gear 1231 is engaged with the driven gear 1232. The supporting member 121 is provided with a threaded hole 1211 engaged with the screw 1233. The threaded rod 1233 is inserted into the threaded hole 1211 and is in driving engagement with the sleeve 122. Therefore, in the process of adjusting the position of the fixing element 130, the driving gear 1231 is rotated, so that the driving gear 1231 drives the driven gear 1232 to rotate, and since the driven gear 1232 is installed on the screw 1233, the screw 1233 also rotates correspondingly under the action of the driven gear 1232; since the screw 1233 is inserted into the threaded hole 1211 of the supporting member 121, rotating the screw 1233 drives the sleeve 122 to move up and down in the threaded hole 1211, so as to adjust the position of the sleeve 122 on the supporting member 121, i.e. also adjust the position of the fixing member 130 on the supporting member 121. Meanwhile, the driving gear 1231, the driven gear 1232 and the screw 1233 are adopted in the embodiment, so that the position of the sleeve 122 can be adjusted in a small range, the fixing member 130 can be accurately fixed on the preset position of the axle box cover, and the axle box cover can be more stably disassembled and assembled.
Alternatively, the drive gear 1231 may be rotated manually or automatically. When the driving gear 1231 is driven manually, the driving gear 1231 is provided with a handle 1222, and the driving gear 1231 is driven to rotate by manually shaking the handle 1222; when the driving gear 1231 rotates in an automatic mode, the driving gear 1231 is in transmission connection with the output end of the motor, and the driving gear 1231 rotates under the driving of the motor.
In one embodiment, referring to fig. 1 and fig. 2, the protective cover 1221 is disposed on the sleeve 122, and the protective cover 1221 covers the adjusting assembly 123, so that the adjusting assembly 123 is effectively protected by the protective cover 1221, and the adjusting assembly 123 is prevented from being damaged by the outside during the adjusting process. Specifically, in the present embodiment, the shield 1221 is covered on the driving gear 1231 and the driven gear 1232, and the handle 1222 is rotatably disposed on the shield 1221.
In one embodiment, referring to fig. 3 and 4, the supporting member 121 is provided with a guiding groove 1212. The sleeve 122 is provided with a guide bar 1223 engaged with the guide groove 1212. Alternatively, the supporting member 121 is provided with a guide bar 1223. The sleeve 122 has a guiding groove 1212 for engaging with the guiding bar 1223. In this way, the sleeve 122 is stably moved on the support 121 by the engagement of the guide groove 1212 and the guide bar 1223. Meanwhile, the guide groove 1212 is matched with the guide strip 1223 to limit the moving track of the sleeve 122 on the support 121, so that the sleeve 122 is effectively prevented from rotating in the moving process. Specifically, in the present embodiment, the guide groove 1212 and the guide bar 1223 are both disposed along the length direction of the supporting member 121. For convenience of understanding the longitudinal direction of the supporting member 121, the longitudinal direction of the supporting member 121 is the direction indicated by S in fig. 4, taking fig. 4 as an example.
In one embodiment, referring to fig. 1, the carrier base 110 includes a carrier 111, a sleeve 170 is disposed on the supporting structure 120, and when the supporting structure 120 is mounted on the carrier 111, the sleeve 170 is sleeved on the carrier 111, so that the sleeve 170 prevents the supporting structure 120 from swaying left and right on the carrier 111, thereby increasing the mounting stability of the supporting structure 120 on the carrier 111. Specifically, in the present embodiment, the ferrule 170 includes a first side plate 171, a second side plate 172, and a connecting plate 173 connected between the first side plate 171 and the second side plate 172. The connection plate 173 is mounted on the support frame. The first side plate 171, the second side plate 172 and the connecting plate 173 enclose a groove, so that the ferrule 170 is stably sleeved on the carrier 111. The supporting structure 120 and the carrier 111 may be connected by bolts or welding, and the supporting structure 120 of the present embodiment is connected to the carrier 111 by bolts.
In an embodiment, referring to fig. 1, the bottom of the bearing seat 110 is provided with a roller 112, so that the roller 112 makes the pushing and pulling of the bearing seat 110 smoother, and greatly facilitates the operation and use of the maintenance personnel. Meanwhile, the rollers 112 are provided with locking members, and the locomotive axle box cover dismounting tool 100 is prevented from accidentally sliding or moving when dismounting the axle box cover through the locking members, so that the use safety of the locomotive axle box cover dismounting tool 100 is favorably ensured.
In another embodiment, the bearing seat 110 is provided with a sliding track or a sliding rail, and at this time, the construction site is also provided with a corresponding sliding track or sliding track. Through the cooperation of the sliding groove and the sliding rail, the bearing seat 110 can move smoothly.
In one embodiment, referring to fig. 1, the supporting base 110 is provided with a handrail 113, so that the handrail 113 can be used to facilitate the maintenance personnel to push and pull the supporting base 110.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a locomotive axle case lid assembly and disassembly tools which characterized in that includes:
a bearing seat;
the supporting structure is arranged on the bearing seat;
a fixture mounted on the support structure; and
and the control switch is in control connection with the fixing piece and is used for controlling the fixing piece to fix or release the axle box cover.
2. The tool of claim 1, wherein the fastener is a magnetic element, and the control switch is configured to control the magnetic element to attract or release the axle housing cover.
3. The tool of claim 1 further comprising a support member mounted to the support structure, the support member spaced from the mounting member, the support member adapted to support the axle housing cover.
4. The locomotive deck lid assembly and disassembly tool of claim 3, further comprising a mounting member, wherein said securing member and said support member are both mounted to said support structure by said mounting member.
5. The tool of claim 4 wherein the mounting member has a mounting frame and the fastener is received in the mounting frame.
6. The tool of claim 4 wherein the mounting member has a drive member and the support member is slidably mounted on the mounting member and drivingly engages the output of the drive member.
7. The tool of claim 1, wherein the support structure comprises an adjustment assembly, a support member, and a sleeve disposed outside the support member, the support member is mounted on the carrier, and the position of the sleeve on the support member is adjusted by the adjustment assembly.
8. The tool of claim 7 wherein the adjustment assembly includes a threaded rod, a drive gear and a driven gear mounted on the threaded rod, the drive gear engaging the driven gear, the support member having a threaded bore that engages the threaded rod, the threaded rod being inserted into the threaded bore and drivingly engaged with the sleeve.
9. The tool of claim 7 wherein the support member defines a guide slot and the sleeve defines a guide strip that engages the guide slot; or, the supporting piece is provided with a guide bar, and the sleeve is internally provided with a guide groove matched with the guide bar.
10. The tool for removing and assembling a cover of a locomotive axle box according to any one of claims 1-9, wherein a roller is disposed on the bottom of said bearing seat, and a locking member is disposed on said roller; or, the bearing seat is provided with a handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920948989.7U CN210307637U (en) | 2019-06-21 | 2019-06-21 | Locomotive axle box cover dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920948989.7U CN210307637U (en) | 2019-06-21 | 2019-06-21 | Locomotive axle box cover dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210307637U true CN210307637U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920948989.7U Active CN210307637U (en) | 2019-06-21 | 2019-06-21 | Locomotive axle box cover dismounting tool |
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| Country | Link |
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| CN (1) | CN210307637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216629A (en) * | 2019-06-21 | 2019-09-10 | 神华包神铁路集团有限责任公司 | Locomotive axle case lid dismantling device |
-
2019
- 2019-06-21 CN CN201920948989.7U patent/CN210307637U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216629A (en) * | 2019-06-21 | 2019-09-10 | 神华包神铁路集团有限责任公司 | Locomotive axle case lid dismantling device |
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| CP01 | Change in the name or title of a patent holder |
Address after: 014010 No.1, alding street, Kundulun District, Baotou City, Inner Mongolia Autonomous Region Patentee after: Guoneng Baoshen Railway Group Co.,Ltd. Address before: 014010 No.1, alding street, Kundulun District, Baotou City, Inner Mongolia Autonomous Region Patentee before: SHENHUA BAOSHEN RAILWAY GROUP Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |