CN216115794U - Multifunctional measuring device for wheel set of motor train unit - Google Patents
Multifunctional measuring device for wheel set of motor train unit Download PDFInfo
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- CN216115794U CN216115794U CN202122649746.3U CN202122649746U CN216115794U CN 216115794 U CN216115794 U CN 216115794U CN 202122649746 U CN202122649746 U CN 202122649746U CN 216115794 U CN216115794 U CN 216115794U
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Abstract
The multifunctional measuring device comprises a main ruler, a transverse and longitudinal position adjustable bidirectional detection auxiliary ruler, a positioning base, an auxiliary supporting rod, a handrail, a transverse digital display and a longitudinal digital display. The utility model has the beneficial effects that: the multifunctional measuring device is convenient to use, simple in reading, integrated with multiple functions, and suitable for measuring the full size of axles with various lengths; the multifunctional adjustable measuring tape has multiple functions, and can ensure the consistency of the measured parts; meanwhile, the positioning base is also provided with a rubber sucker or a strong magnet, so that the stability of fixing the device is ensured, and the operation is convenient. The wheel set measuring device has the advantages that the same datum plane is adopted for all sizes of wheel sets measured by the multifunctional measuring device, namely the same zero datum is adopted, the risk of errors existing in multiple times of measurement is effectively avoided, the working efficiency is greatly improved, the cost is reduced, the working efficiency and the measuring quality are improved, and the universality of measuring tools is greatly improved.
Description
Technical Field
The utility model relates to the technical field of measurement of wheel set sizes of motor train units, in particular to a multifunctional measuring device for a wheel set of a motor train unit.
Background
In the conventional measurement of the wheel set size of the motor train unit, various measuring tools such as a wheel position/disc position measuring scale, a vernier caliper, an inner distance measuring ruler and the like are required for measurement, and the following defects exist: firstly, the measurement is complex, because the wear measurement part of the shaft-mounted brake disc is non-planar, the vernier caliper cannot effectively measure the residual wear thickness of the shaft-mounted brake disc, and after the residual wear thickness is measured by a plurality of devices, a large error exists; secondly, the measurement is purely manually carried out, and the measuring parts of the measuring tool are different when the wheel or the shaft is measured and the brake disc is installed, so that the measured data are inaccurate and the standard can not be unified; thirdly, the existing measuring devices have various types, low operation efficiency and long time, can not effectively ensure that one-time measurement is in place, and the situation of repeated operation often occurs; fourthly, the measuring instrument has heavy weight and is heavy to use, and needs to be manually righted; fifthly, the existing measuring device is in rigid contact with the fixed part of the wheel set, so that the axle journal is often scratched, and the axle scrapping risk is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multifunctional measuring device for a wheel set of a motor train unit, and aims to solve the technical problems that in the prior art, measuring scales are various in types, have no universality, are complex in operation, are different in measuring standard and are inaccurate in measuring result.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
the multifunctional measuring device for the wheel set of the motor train unit is characterized by comprising a main ruler, a bidirectional detection auxiliary ruler with adjustable transverse and longitudinal positions, a positioning base, an auxiliary supporting rod, a handrail, a transverse digital display and a longitudinal digital display; the bidirectional detection auxiliary ruler with the adjustable transverse and longitudinal positions is arranged perpendicular to the main ruler, the bidirectional detection auxiliary ruler with the adjustable transverse and longitudinal positions can horizontally move and vertically move along the main ruler, and a right contact and a left contact are arranged at the bottom end of the bidirectional detection auxiliary ruler with the adjustable transverse and longitudinal positions; the two ends of the main scale are connected with the top ends of the two auxiliary supporting rods, the two auxiliary supporting rods are arranged in parallel, and the bottom ends of the two auxiliary supporting rods are fixedly connected to the positioning base; the positioning base is fixedly connected to a shaft neck of an axle of the motor train unit, and the bottom of the right auxiliary supporting rod is provided with a measuring reference surface; one end of the handrail is fixedly connected with the middle part of the auxiliary supporting rod, and the other end of the handrail is fixedly connected with the positioning base; the transverse digital display is connected to the main ruler in a sliding manner, is connected with the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler, and is used for displaying the transverse position of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler; a calibration reference surface is arranged below the longitudinal digital display, the longitudinal digital display is fixedly connected on the main scale and is in sliding connection with the transverse and longitudinal position adjustable bidirectional detection auxiliary scale, and the longitudinal digital display is used for displaying the longitudinal position of the transverse and longitudinal position adjustable bidirectional detection auxiliary scale.
The utility model has the beneficial effects that: the multifunctional measuring device is convenient to use, simple in reading, integrated with multiple functions, and suitable for measuring the full size of axles with various lengths; the multifunctional adjustable measuring tape has multiple functions, and can ensure the consistency of the measured parts; meanwhile, the positioning base is also provided with a rubber sucker or a strong magnet, so that the stability of fixing the device is ensured, and the operation is convenient. The wheel set measuring device has the advantages that the same datum plane is adopted for all sizes of wheel sets measured by the multifunctional measuring device, namely the same zero datum is adopted, the risk of errors existing in multiple times of measurement is effectively avoided, the working efficiency is greatly improved, the cost is reduced, the working efficiency and the measuring quality are improved, and the universality of measuring tools is greatly improved.
Drawings
FIG. 1 is a schematic perspective view of a multifunctional measuring device for wheel sets of a motor train unit.
FIG. 2 is a schematic structural diagram of a multifunctional measuring device for wheel set of motor train unit according to the present invention.
FIG. 3 is a schematic application diagram of the multifunctional measuring device for wheel set of motor train unit.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the multifunctional measuring device for a motor train unit wheelset of the present invention includes: the device comprises a main ruler 1, a transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2, a positioning base 3, an auxiliary supporting rod 4, an armrest 5, a transverse digital display 6 and a longitudinal digital display 7; the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2 is arranged perpendicular to the main ruler 1, the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2 can move horizontally and vertically along the main ruler 1, and the bottom end of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2 is provided with a right contact 2-1 and a left contact 2-2; two ends of the main scale 1 are connected with the top ends of two auxiliary supporting rods 4, the two auxiliary supporting rods 4 are arranged in parallel, and the bottom ends of the two auxiliary supporting rods 4 are fixedly connected to the positioning base 3; the positioning base 3 is fixedly connected to a shaft neck 9-1 of an axle 9 of the motor train unit through a rubber sucking disc or a strong magnet, and the bottom of the right auxiliary supporting rod 4 is provided with a measuring reference surface 4-1; one end of the handrail 5 is fixedly connected with the middle part of the auxiliary supporting rod 4, and the other end is fixedly connected with the positioning base 3; the transverse digital display 6 is connected to the main ruler 1 in a sliding manner, is connected with the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2 and is used for displaying the transverse position of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2; a calibration reference surface 7-1 is arranged below the longitudinal digital display 7, and the longitudinal digital display 7 is fixedly connected on the main scale 1 and is in sliding connection with the transverse and longitudinal position adjustable bidirectional detection auxiliary scale 2 and is used for displaying the longitudinal position of the transverse and longitudinal position adjustable bidirectional detection auxiliary scale 2.
As shown in fig. 3, the measuring method of the multifunctional measuring device for wheel set of motor train unit of the present invention is as follows:
firstly, checking and cleaning a start-up point before measurement is carried out on the multifunctional measuring device, adjusting the longitudinal position of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2, contacting a right contact 2-1 and a left contact 2-2 at the bottom end of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2 with a calibration reference surface 7-1 of a longitudinal digital display, and clicking a reset key of the longitudinal digital display 7 to calibrate; adjusting the transverse position of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2, enabling the right contact 2-1 to contact the measurement reference surface 4-1, clicking a reset key of the transverse digital display 6 to perform calibration, wherein the distance from the left contact 2-2 to the reference surface 4-1 is the sum of the distance from the right contact 2-1 to the reference surface 4-1 and the ruler body width constant of the adjustable auxiliary bidirectional detection auxiliary ruler 2;
secondly, cleaning the measuring position of the wheel set of the motor train unit to be measured, the shaft neck 9-1 and the shaft shoulder 9-2;
thirdly, the main ruler 1 is placed above the wheel set of the motor train unit to be measured, the multifunctional measuring device is fixed on the shaft neck 9-1 through the positioning base 3, and the reference surface 4-1 is attached to the position of the junction of the shaft shoulder 9-2 and the shaft neck 9-1;
step four, if the size of the shaft-mounted brake disc 8 to the position of the journal 9-1 is measured, the step five is executed; if the position of the wheel 10 is measured, the sixth step is executed; if the inside distances of the two wheels 10 are measured, the seventh step is executed; if the residual abrasion loss thickness of the shaft-mounted brake disc 8 is measured, executing the eighth step;
fifthly, adjusting the transverse position and the longitudinal position of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2, sequentially pasting the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler 2 on the end surfaces of the three shaft-mounted brake discs 8, and displaying the position sizes of the three shaft-mounted brake discs 8 to the shaft neck 9-1 through the transverse digital display 6;
sixthly, adjusting the transverse position and the longitudinal position of the transverse-longitudinal position adjustable bidirectional detection auxiliary ruler 2, sequentially pasting the transverse-longitudinal position adjustable bidirectional detection auxiliary ruler 2 on the inner side surfaces of the two wheels 10, and displaying the position size of each of the two wheels 10 to the journal 9-1 through a transverse digital display 6;
seventhly, adjusting the transverse position and the longitudinal position of the transverse-longitudinal position adjustable bidirectional detection auxiliary ruler 2, sequentially attaching the transverse-longitudinal position adjustable bidirectional detection auxiliary ruler 2 to the inner side surfaces of the two wheels 10, displaying the position size of each wheel 10 to a shaft neck 9-1 through a transverse digital display 6, and subtracting the size from the inner side surface of the left wheel to the shaft neck from the size from the inner side surface of the right wheel to the shaft neck to obtain the inner side distance of the two wheels 10;
and eighthly, adjusting the transverse position and the longitudinal position of the transverse-longitudinal position adjustable bidirectional detection auxiliary ruler 2, sequentially attaching the right side contact 2-1 and the left side contact 2-2 at the bottom end of the transverse-longitudinal position adjustable bidirectional detection auxiliary ruler 2 to the left side end face and the right side end face of the shaft-mounted brake disc 8, displaying the position size from the left side end face and the right side end face of the shaft-mounted brake disc 8 to the shaft neck 9-1 through the transverse digital display 6, subtracting the size from the left side end face of the shaft-mounted brake disc 8 to the shaft neck 9-1, and adding the ruler body width constant of the adjustable auxiliary bidirectional detection auxiliary ruler 2 to obtain the residual abrasion consumption thickness of the shaft-mounted brake disc 8.
Claims (3)
1. The multifunctional measuring device for the wheel set of the motor train unit is characterized by comprising a main ruler (1), a bidirectional detection auxiliary ruler (2) with an adjustable transverse and longitudinal positions, a positioning base (3), an auxiliary supporting rod (4), a handrail (5), a transverse digital display (6) and a longitudinal digital display (7); the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler (2) is vertically arranged with the main ruler (1), the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler (2) can horizontally move and vertically move along the main ruler (1), and the bottom end of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler (2) is provided with a right contact (2-1) and a left contact (2-2); two ends of the main scale (1) are connected with the top ends of the two auxiliary supporting rods (4), the two auxiliary supporting rods (4) are arranged in parallel, and the bottom ends of the two auxiliary supporting rods (4) are fixedly connected to the positioning base (3); the positioning base (3) is fixedly connected to a shaft neck (9-1) of a motor train unit axle (9), and the bottom of the right auxiliary supporting rod (4) is provided with a measuring reference surface (4-1); one end of the handrail (5) is fixedly connected with the middle part of the auxiliary supporting rod (4), and the other end is fixedly connected with the positioning base (3); the transverse digital display (6) is connected to the main ruler (1) in a sliding manner, is connected with the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler (2), and is used for displaying the transverse position of the transverse and longitudinal position adjustable bidirectional detection auxiliary ruler (2); a calibration reference surface (7-1) is arranged below the longitudinal digital display (7), and the longitudinal digital display (7) is fixedly connected on the main scale (1) and is in sliding connection with the transverse and longitudinal position adjustable bidirectional detection auxiliary scale (2) and is used for displaying the longitudinal position of the transverse and longitudinal position adjustable bidirectional detection auxiliary scale (2).
2. The multifunctional measuring device for the wheel pair of motor train units as claimed in claim 1, characterized in that the positioning base (3) is fixedly connected to the journal (9-1) by a rubber suction cup.
3. The multifunctional measuring device for the wheelset of the motor train unit as claimed in claim 1, wherein the positioning base (3) is fixedly connected to the journal (9-1) by a strong magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122649746.3U CN216115794U (en) | 2021-11-01 | 2021-11-01 | Multifunctional measuring device for wheel set of motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122649746.3U CN216115794U (en) | 2021-11-01 | 2021-11-01 | Multifunctional measuring device for wheel set of motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216115794U true CN216115794U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122649746.3U Active CN216115794U (en) | 2021-11-01 | 2021-11-01 | Multifunctional measuring device for wheel set of motor train unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216115794U (en) |
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2021
- 2021-11-01 CN CN202122649746.3U patent/CN216115794U/en active Active
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