CN216002603U - Inspection tool, conversion base plate and motor train unit shaft end sensor - Google Patents
Inspection tool, conversion base plate and motor train unit shaft end sensor Download PDFInfo
- Publication number
- CN216002603U CN216002603U CN202122545017.3U CN202122545017U CN216002603U CN 216002603 U CN216002603 U CN 216002603U CN 202122545017 U CN202122545017 U CN 202122545017U CN 216002603 U CN216002603 U CN 216002603U
- Authority
- CN
- China
- Prior art keywords
- base body
- inspection tool
- fixed shaft
- inspection
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides an inspection frock, conversion bedplate and EMUs axle head sensor, inspection frock are used for calibrating with the part examined, the inspection frock includes: the inspection part comprises a base body and a calibration hole, wherein the calibration hole is formed in the base body; the handheld part comprises a fixed shaft and a stopping part arranged at one end close to the fixed shaft, and a section of the fixed shaft close to the stopping part penetrates through the calibration hole; the positioning piece is connected with the fixed shaft penetrating through the calibration hole, and the positioning piece and the stopping part are respectively positioned on two sides of the base body to clamp the base body. The utility model discloses utilize this finder, examine the replacement in advance, avoid influencing maintenance cycle and overhaul the flow.
Description
Technical Field
The utility model belongs to the technical field of the equipment, concretely relates to inspection frock, conversion bedplate and EMUs axle head sensor.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In the process of repairing the equipment, some assembling units are often required to be disassembled, then some parts or some parts are replaced, and then the replacement part and other parts of the original assembling unit are reassembled, because the replacement part may be produced by a manufacturer which is not the same as the replaced part or even produced by the same manufacturer, the situation that the replacement part and the replaced part are not completely the same still exists, therefore, in the process of reassembling the replacement part and other parts of the original assembling unit, the replacement part and other parts of the original assembling unit cannot adapt or match, the assembling is unsuccessful, then the replacement part is continuously replaced until the reassembling is completed, and in the process, the time course of the whole maintenance is influenced.
Specifically, for example: in the process of returning the motor train unit to a factory for advanced repair, the conversion seat plate, the speed sensor and the axle box body front cover need to be separated, the speed sensor and the axle box body front cover need to be repaired, the conversion seat plate needs to be replaced in the process of advanced repair, the 3 parts need to be reassembled after the repair is qualified, the phenomenon that the conversion seat plate cannot be installed or cannot be simply installed on the axle box front cover often occurs in the assembly process, the phenomenon is caused because a positioning pin installation hole of the conversion seat plate cannot be accurately matched with a positioning pin on the axle box front cover, and a certain machining error exists in the hole pitch of the positioning pin installation hole of the conversion seat plate through a detection part, so that the phenomenon is caused; if the conversion bedplate can not be installed, the conversion bedplate which can not be assembled needs to be subjected to warehouse withdrawing treatment on materials through a series of processes, so that the assembly process is stopped, and the whole overhaul process is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned problem, provided an inspection frock, the utility model discloses utilize this finder, examine the replacement in advance, avoid influencing maintenance cycle and maintenance flow.
According to some embodiments, the utility model adopts the following technical scheme:
in a first aspect, an inspection tool is disclosed for calibrating a component to be inspected, the inspection tool comprising:
the inspection part comprises a base body and a calibration hole, wherein the calibration hole is formed in the base body;
the handheld part comprises a fixed shaft and a stopping part arranged at one end close to the fixed shaft, and a section of the fixed shaft close to the stopping part penetrates through the calibration hole;
the positioning piece is connected with the fixed shaft penetrating through the calibration hole, and the positioning piece and the stopping part are respectively positioned on two sides of the base body to clamp the base body.
According to a further technical scheme, the shape and the size of the base body are the same as those of the replaced part, or the base body is the same in shape, the length and the width are the same, but the thickness is different.
According to the further technical scheme, the number and the positions of the calibration holes are consistent with those of the mounting holes of the replaced part.
According to the further technical scheme, the fixed shaft is in interference fit with the calibration hole.
According to the technical scheme, an external thread is arranged at one end, close to the stopping portion, of the fixing shaft, an internal thread is arranged on the positioning piece, and the fixing shaft is connected with the positioning piece through the thread.
According to the further technical scheme, the fixing shaft close to the stopping part is connected with the positioning part in a buckling mode, or the fixing shaft is directly inserted into the positioning part and fixedly connected with the positioning part.
According to a further technical scheme, the stopping portion is of a cylindrical structure with a hole in the middle or a square structure with a hole in the middle, and the diameter of the hole is consistent with that of the fixing shaft or slightly larger than that of the fixing shaft so as to penetrate through the fixing shaft.
According to a further technical scheme, the positioning piece is of a middle-hole cylindrical structure, the inner diameter of the positioning piece is consistent with the diameter of the fixed shaft, and the outer diameter of the positioning piece is consistent with the aperture of the mounting hole of the replaced piece; or
The spacing of the positioning pieces is consistent with the hole spacing of the mounting holes of the replaced piece.
The second aspect discloses a conversion bedplate, the conversion bedplate includes the conversion bedplate base member, set up the mounting hole on the conversion bedplate base member, the size of mounting hole interval is verified through above-mentioned inspection frock.
The third aspect discloses a motor train unit shaft end sensor which comprises a speed sensor, wherein the speed sensor is installed on a front cover of a shaft box body through a conversion seat plate.
Compared with the prior art, the beneficial effects of the utility model are that:
utilize the inspection frock of this application to examine conversion bedplate locating pin mounting hole in advance, realize the accurate installation of conversion bedplate and axle box protecgulum, avoid influencing maintenance cycle, optimize and overhaul the flow, promote the equipment quality of spare part.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
FIGS. 1(a) to 1(b) are schematic diagrams illustrating the overall structure of an inspection tool according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of a structure of a base of an inspection tool according to an exemplary embodiment of the present disclosure;
FIG. 3 is a schematic view of a structure of a positioning member of an inspection tool according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a handheld portion of an inspection tool according to an embodiment of the present disclosure.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. 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.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The first embodiment is as follows:
in this embodiment, with EMUs axle head sensor conversion bedplate for the illustration, nevertheless do not represent the utility model provides an inspection frock can only be applicable to in the EMUs axle head sensor conversion bedplate.
Referring to the attached drawings 1(a) -1 (b), the inspection tool for the electric multiple unit shaft end sensor conversion seat plate is used for calibrating with the electric multiple unit shaft end sensor conversion seat plate, and comprises:
the inspection part comprises a base body and a calibration hole, wherein the calibration hole is formed in the base body;
the handheld part comprises a fixed shaft and a stopping part arranged at one end close to the fixed shaft, and a section of the fixed shaft close to the stopping part penetrates through the calibration hole;
the positioning piece is connected with the fixed shaft penetrating through the calibration hole, and the positioning piece and the stopping part are respectively positioned on two sides of the base body to clamp the base body.
Referring to fig. 2, specifically, the number of the calibration holes is six, the calibration holes are divided into two rows, the base body is rectangular, three calibration holes are arranged in each row in the long side direction of the elongated square, the two rows of the calibration holes are arranged in parallel, the hole intervals of the adjacent calibration holes in the wide side direction of the elongated square are equal to each other, and similarly, the hole intervals of the adjacent calibration holes in the long side direction of the elongated square are also equal to each other.
The number of the handheld parts is two, the handheld parts are arranged on the adjacent calibration holes in the direction of the extended square wide edge in the middle of the base body, and the mounting mode is convenient to carry and inspect.
During the use, install the setting element on the fixed axle of handheld portion after, the quantity of handheld portion is two, be convenient for hold, the staff both hands are held the mounting hole that handheld portion and EMUs axle head sensor conversion bedplate and are matchd, if the adjacent calibration hole of the square broadside direction of extension of EMUs axle head sensor conversion bedplate that awaits measuring all can insert the setting element, then the hole interval of EMUs axle head sensor conversion bedplate that awaits measuring meets the requirements, can assemble the use, otherwise, the hole interval of this EMUs axle head sensor conversion bedplate that awaits measuring is unsatisfactory, do not assemble.
The shape of the substrate is the same as the shape and size of the part to be inspected, or the substrate has the same shape, the same length and width but different thickness. Aiming at the base body, a high-precision device is used for processing a positioning pin mounting hole, namely a calibration hole, so that the hole meets the requirement.
In addition, the material of the substrate in the embodiment of the present application is not particularly limited, and may be plastic, steel, or a mixed material, and preferably, the material is a steel material, so that the substrate is wear-resistant and strong, and is convenient for long-term use.
Because the purpose of this inspection frock is the hole interval of inspection axle head sensor conversion bedplate that awaits measuring, consequently, does not do the specific limit to the thickness of inspection frock, of course, based on material and weight, can select in an appropriate scope, be convenient for the inspection use simultaneously durable.
In order to conveniently carry out the hole spacing inspection of the conversion base plate of the shaft end sensor to be tested, the whole tool is equivalent to a standard template, and therefore the number and the positions of the calibration holes of the tool need to be consistent with those of the mounting holes of the replaced part.
This application adopts fixed axle and calibration hole interference fit, can make being connected of fixed axle and setting element more reliable and stable like this.
In one embodiment, referring to fig. 4, an external thread is disposed at one end of the fixed shaft close to the stopping portion, the positioning member is disposed with an internal thread, and the fixed shaft and the positioning member are connected through a thread. In addition, the fixing connection can be performed by other methods, such as:
the fixing shaft close to the stopping part is connected with the positioning part in a buckling mode, or the fixing shaft is directly inserted into the positioning part to be fixedly connected.
The stopping part is a cylindrical structure with a middle hole or a square structure with a middle hole, the diameter of the hole is consistent with that of the fixing shaft or slightly larger than that of the fixing shaft so as to penetrate through the fixing shaft, the stopping part plays a role in stopping the connection of the positioning part and the fixing shaft, and the phenomenon that the positioning part moves upwards due to the fact that the fixing shaft is connected with the positioning part in a loose mode when the stopping part is used is avoided, and then normal use of the tool is affected.
Referring to fig. 3, in an embodiment, the positioning member is a hollow cylindrical structure, the inner diameter of the positioning member is consistent with the diameter of the fixed shaft, and the outer diameter of the positioning member is consistent with the aperture of the mounting hole of the replaced member; or
The distance between the positioning pieces is consistent with the hole distance between the mounting holes of the part to be inspected, and the accurate measurement of the hole distance between the parts to be inspected can be realized through the mode.
The positioning piece is used for detecting the distance of the positioning piece mounting holes of the conversion seat plate and is in threaded connection with the handheld part; the handheld portion is used for being connected with the setting element, and the detection achievement of the frock of being convenient for after the equipment, handheld portion and setting element adopt threaded connection, and the base member is tightened after handheld portion is screwed up with the setting element, and handheld portion and base member setting element mounting hole adopt interference fit, and the setting element can be the setting element round pin.
According to the technical scheme, the problem that the key size of the material cannot be detected in advance through the positioning pin mounting hole of the conversion base plate of the shaft end sensor of the motor train unit is solved, and the problem that the material cannot be assembled in an assembling process, so that the process is stopped and the maintenance efficiency is influenced is avoided; through the location pinhole distance of inspection conversion bedplate in advance, optimize the maintenance flow, reduce operation personnel work complexity, make sensor, axle box protecgulum, the quick efficient installation of conversion bedplate, optimize the operation flow of conversion bedplate equipment, reduce the equipment degree of difficulty of conversion bedplate.
Example II
The embodiment discloses a conversion base plate, conversion base plate includes the conversion base plate base member, set up the mounting hole on the conversion base plate base member, the size of mounting hole interval is verified through the inspection frock of above-mentioned embodiment example one.
Example III
The embodiment discloses a motor train unit shaft end sensor which comprises a speed sensor, wherein the speed sensor is installed on a front cover of a shaft box body through a conversion seat plate in the second embodiment.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (10)
1. The utility model provides an inspection frock for with the part of being inspected go on the calibration, characterized by, inspection frock includes:
the inspection part comprises a base body and a calibration hole, wherein the calibration hole is formed in the base body;
the handheld part comprises a fixed shaft and a stopping part arranged at one end close to the fixed shaft, and a section of the fixed shaft close to the stopping part penetrates through the calibration hole;
the positioning piece is connected with the fixed shaft penetrating through the calibration hole, and the positioning piece and the stopping part are respectively positioned on two sides of the base body to clamp the base body.
2. The inspection tool of claim 1, wherein the shape and size of the base is the same as the shape and size of the replaced part, or the base has the same shape, the same length and width but different thickness.
3. An inspection tool according to claim 1 wherein the number and location of said alignment holes is the same as the number and location of mounting holes of the replaced part.
4. An inspection tool according to claim 1 or claim 3 in which the fixed shaft is an interference fit with the alignment aperture.
5. The inspection tool according to claim 1, wherein an end of the fixing shaft adjacent to the stopping portion is provided with an external thread, the positioning member is provided with an internal thread, and the fixing shaft and the positioning member are connected by a thread.
6. The inspection tool according to claim 1, wherein the fixing shaft near the stopping portion is connected to the positioning member by a snap-fit manner, or the fixing shaft is directly inserted into the positioning member and fixedly connected thereto.
7. The inspection tool of claim 1, wherein the stopping portion is a cylindrical structure with a central opening or a square structure with a central opening, and the diameter of the opening is the same as or slightly larger than that of the fixing shaft so as to penetrate through the fixing shaft.
8. The inspection tool according to claim 1, wherein the positioning member is a hollow cylindrical structure, the inner diameter of the positioning member is consistent with the diameter of the fixed shaft, and the outer diameter of the positioning member is consistent with the aperture of the mounting hole of the replaced member; or
The spacing of the positioning pieces is consistent with the hole spacing of the mounting holes of the replaced piece.
9. A conversion seat plate, comprising a conversion seat plate base body, wherein mounting holes are formed in the conversion seat plate base body, and the mounting hole pitch is verified by the inspection tool as claimed in any one of claims 1 to 8.
10. The motor train unit shaft end sensor comprises a speed sensor, and is characterized in that the speed sensor is mounted on a front cover of a shaft box body through the conversion seat plate as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122545017.3U CN216002603U (en) | 2021-10-21 | 2021-10-21 | Inspection tool, conversion base plate and motor train unit shaft end sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122545017.3U CN216002603U (en) | 2021-10-21 | 2021-10-21 | Inspection tool, conversion base plate and motor train unit shaft end sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216002603U true CN216002603U (en) | 2022-03-11 |
Family
ID=80525933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122545017.3U Active CN216002603U (en) | 2021-10-21 | 2021-10-21 | Inspection tool, conversion base plate and motor train unit shaft end sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216002603U (en) |
-
2021
- 2021-10-21 CN CN202122545017.3U patent/CN216002603U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102853730B (en) | Automobile engine hood hinge inspection tool | |
| CN106500564B (en) | A kind of small segmental arc thin-walled sheet metal part detection method of major diameter | |
| CN216002603U (en) | Inspection tool, conversion base plate and motor train unit shaft end sensor | |
| CN112146553A (en) | Inner inclined hole position size measuring device and design and use method thereof | |
| CN209069144U (en) | Internal combustion engine cylinder body main bearing hole circle detection tool that beats | |
| CN107044815B (en) | Special gauge for size and position degree of spigot of engine bearing cover and detection method | |
| CN215177529U (en) | Marine base and portal size measurement auxiliary fixtures external member | |
| CN104315937A (en) | Detection hole go-no-go gauge | |
| CN213673758U (en) | Tool capable of ensuring assembly coaxiality of transmission mechanism | |
| CN105674838A (en) | Motor radiating fin checking fixture | |
| CN204188093U (en) | Verify go-no go gauge | |
| CN112484614A (en) | Tool for checking coaxiality of gear box | |
| CN112050703A (en) | Automatic detection equipment for jump degree of chuck | |
| CN206440218U (en) | Magneto trigger gap special gauge | |
| CN217520471U (en) | Crankshaft roundness measuring clamp | |
| CN112284213A (en) | Full-size measuring device of spring and using method | |
| CN214039858U (en) | Tool for checking coaxiality of gear box | |
| CN214276707U (en) | Hole position detection tool | |
| CN220708248U (en) | Shape, position and size detection device for mounting base of gas generator | |
| CN220959887U (en) | Cylinder head position gauge | |
| CN221037167U (en) | Quick gauge for circumferential position degree of crankshaft steady pin | |
| CN217452808U (en) | Flexible welding tool platform for three-way pipeline | |
| CN211042010U (en) | Comprehensive detection device for motor shell of jumbolter | |
| CN218916143U (en) | Length detection tool | |
| CN204902700U (en) | Instrument board beam assembly examines utensil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |