CN207717804U - A kind of wheel speed calibrating installation - Google Patents
A kind of wheel speed calibrating installation Download PDFInfo
- Publication number
- CN207717804U CN207717804U CN201820007118.0U CN201820007118U CN207717804U CN 207717804 U CN207717804 U CN 207717804U CN 201820007118 U CN201820007118 U CN 201820007118U CN 207717804 U CN207717804 U CN 207717804U
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- China
- Prior art keywords
- wheel speed
- pressing plate
- lever pressing
- pillar
- calibrating installation
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Abstract
The utility model provides a kind of wheel speed calibrating installation.The wheel speed calibrating installation is suitable for test wheel speed sensors, including pedestal；Servo motor, the side being arranged on pedestal are provided with the wheel speed sensors with servo motor coaxial transmission on the output shaft of servo motor；Adjusting bracket, it is arranged in the other side of pedestal, adjusting bracket includes column, lever pressing plate, the first adjusting pillar and the second adjusting pillar, lever pressing plate is by its fulcrum support at the top of column, the opposite fulcrum of both ends energy of lever pressing plate does lever motion, it is equipped with first in the lower section of lever pressing plate one end and adjusts pillar, adjusting the first adjusting pillar makes its top against the bottom surface of lever pressing plate one end, and being equipped with second in the lower section of the lever pressing plate other end adjusts pillar.The utility model proposes a kind of wheel speed calibrating installation, compact overall structure, assembly and convenient tests.
Description
Technical field
The utility model is related to motor vehicle components testing field more particularly to a kind of wheel speed calibrating installations.
Background technology
Existing wheel speed sensors mainly have：Magneto-electric type wheel speed sensor, Hall wheel speed sensor, shaft-position encoder
Deng.These different types of sensors are tested, needs to use different signal generator and fixture, influences test process.
Utility model content
For the above problem of the prior art, it is all kinds of suitable for testing that the utility model proposes a kind of wheel speed calibrating installations
Wheel speed sensors.
Specifically, the utility model proposes a kind of wheel speed calibrating installation, for testing wheel speed sensors, including,
Pedestal；
Servo motor is arranged the side on the pedestal, is provided on the output shaft of the servo motor and is watched with described
Take the wheel speed sensors of motor coaxle transmission；
Adjusting bracket is arranged in the other side of the pedestal, and the adjusting bracket includes column, lever pressing plate, the first tune
Save pillar and second adjust pillar, the lever pressing plate by its fulcrum support at the top of the column, the lever pressing plate
Both ends can the relatively described fulcrum do lever motion, lever pressing plate one end lower section be equipped with first adjust pillar, adjust institute
Stating the first adjusting pillar makes its top against the bottom surface of lever pressing plate one end, is set below the lever pressing plate other end
There is the second adjusting pillar, adjusting the second adjusting pillar makes its top and the bottom surface of the lever pressing plate other end from vertical side
To the outer surface for clamping the wheel speed sensors up and down；
Control mechanism controls the rotating speed of the servo motor.
One embodiment according to the present utility model, on the length direction that the fulcrum is located at the lever pressing plate in
Between position.
The bottom surface of one embodiment according to the present utility model, the other end of the lever pressing plate is convex equipped with protruding out downwards
Block.
One embodiment according to the present utility model, the bottom surface of the convex block and the outer surface of the wheel speed sensors are matched
It closes.
One embodiment according to the present utility model, the column include column ontology and are arranged on column ontology top
First screw in portion, offers the first threaded hole at the top of the column ontology, and first screw passes through first spiral shell
Pit is fixed with the column ontology screw-thread fit.
One embodiment according to the present utility model, the lever pressing plate are arranged in the top of first screw, rotation
First screw can adjust the height of the lever pressing plate.
One embodiment according to the present utility model, the first adjusting pillar include fixed seat and are arranged in the fixation
Second screw at seat top, offers the second threaded hole, second screw passes through described second at the top of the fixed seat
Threaded hole is fixed with the fixed seat screw-thread fit.
One embodiment according to the present utility model, rotate second screw so that second screw top against
Bottom surface in lever pressing plate one end.
One embodiment according to the present utility model has multiple described second to adjust pillar, is opened up on the pedestal
There are multiple third threaded holes, described second adjusts pillar is fixed by the third threaded hole and base thread cooperation.
One embodiment according to the present utility model, rotation described second adjust pillar, make multiple described second to adjust branch
The outer surface of the wheel speed sensors is resisted against at the top of column.
A kind of wheel speed calibrating installation provided by the utility model, overall structure is simple, compact, easy to assembly and applicable all kinds of
Wheel speed sensors.
It should be appreciated that general description and the following detailed description more than the utility model is all exemplary and illustrative
, and it is intended that the utility model as claimed in claim provides further explanation.
Description of the drawings
Including attached drawing it is further understood to the utility model to provide, they are included and constitute one of the application
Point, attached drawing shows the embodiments of the present invention, and plays the role of explanation the utility model principle together with this specification.
In attached drawing：
Fig. 1 shows the structural schematic diagram of one embodiment of the wheel speed calibrating installation of the utility model.
Specific implementation mode
The embodiments of the present invention are described with detailed reference to attached drawing now.Now with detailed reference to the excellent of the utility model
Embodiment is selected, its example is shown in the drawings.In the case of any possible, will be come in all the appended drawings using identical label
Indicate same or analogous part.In addition, although the term used in the utility model is selected from public term
It selects, but some terms mentioned in the utility model specification may be applicant to be selected by his or her judgement
, detailed meanings illustrate in the relevant portion of description herein.In addition, it is desirable that not only by used practical art
Language, and the meaning contained by each term is also to understand the utility model.
Fig. 1 shows the structural schematic diagram of one embodiment of the wheel speed calibrating installation of the utility model.A kind of wheel speed school
Standard apparatus 100 includes pedestal 101, servo motor 102, adjusting bracket 103 and control mechanism (meaning not shown).
Wherein, the side on pedestal 101 is arranged in servo motor 102.The output of the output shaft 104 of the servo motor 102
End is provided with the wheel speed sensors 105 with 102 coaxial transmission of servo motor.
Adjusting bracket 103 is arranged in the other side of pedestal 101.Adjusting bracket 103 include column 106, lever pressing plate 107,
First, which adjusts pillar 108 and second, adjusts pillar 109.Lever pressing plate 107 is by its fulcrum support at 106 top of column.Lever
The both ends 110,111 of pressing plate 107 can do lever motion by fulcrum relatively, and one end 110 rises the then other end 111 and declines.In lever pressure
The lower section of 107 one end 110 of plate is equipped with first and adjusts pillar 108.Adjusting the first adjusting pillar 108 makes its top be resisted against lever
The bottom surface of 107 one end 110 of pressing plate.It is equipped with second in the lower section of 107 other end 111 of lever pressing plate and adjusts pillar 109, adjusts second
Adjusting pillar 109 makes its top and the bottom surface of 107 other end 111 of lever pressing plate clamp wheel speed sensors up and down from vertical direction
105 outer surface.Specifically, the bottom surface of 107 other end 111 of lever pressing plate is pressed on the outer surface of wheel speed sensors 105
Top, the top of the second adjusting pillar 109 are pressed on the bottom of the outer surface of wheel speed sensors 105.107 other end of lever pressing plate
111 and second adjust pillar 109 from upper and lower both direction clamping wheel speed sensors 105.
Control mechanism is used for the rotating speed of control servomotor 102.
A kind of 100 overall structure of wheel speed calibrating installation provided by the utility model is simple, practical.Pass through adjusting bracket 103
So that 107 other end 111 and second of lever pressing plate is adjusted pillar 109 and clamp wheel speed sensors 105 from upper and lower both direction, and utilizes
Lever principle borrows the second adjusting pillar 109 and withstands 107 other end 111 of lever pressing plate so that overall clamping structure is more firm.
The rotating speed of control mechanism control servomotor 102 carries out the calibration of wheel speed value using comparison method, can first setting speed value be
Under the lower-speed state of 50r/min or 100r/min, either with or without apparent bounce abnormal sound etc. when observation wheel speed sensors 105 rotate coaxially
Situation.It is to be determined it is without exception after, gradually steadily promote the rotating speed of servo motor 102 to set calibration speed point, comparison is surveyed
The tachometer value (r/min) for measuring wheel speed sensors 105, analyzes its rotating speed error of indication and repeatability, is finally completed calibration test.
Preferably, the fulcrum of lever pressing plate 107 is located at the centre position on the length direction of lever pressing plate 107.
Preferably, the bottom surface of the other end 111 of lever pressing plate 107 is equipped with the convex block 112 protruded out downwards.More preferably, convex block
112 bottom surface coordinates with the outer surface of wheel speed sensors 105, so that the bottom surface of the other end 111 of lever pressing plate 107 fits in wheel
The outer surface of fast sensor 105.
Preferably, column 106 includes column ontology 113 and the first screw 114 being arranged at the top of column ontology 113.
The top of column ontology 113 offers the first threaded hole 115, and the first screw 114 passes through the first threaded hole 115 and column ontology
113 screw-thread fits are fixed.More preferably, lever pressing plate 107 is arranged at the top of the first screw 114, and the first screw 114 of rotation can be adjusted
The height for saving lever pressing plate 107, with the wheel speed sensors suitable for variety classes or size.
Preferably, the first adjusting pillar 108 includes fixed seat 116 and the second screw being arranged at the top of fixed seat 116
117.The second threaded hole 118 is offered at the top of fixed seat 116, the second screw 117 passes through the second threaded hole 118 and fixed seat
116 screw-thread fits are fixed.More preferably, the second screw 117 of rotation is so that the top of the second screw 117 is resisted against lever pressing plate 107
The bottom surface of one end 110.Readily comprehensible, when lever pressing plate 107 moves upper and lower position because of test request, which needs
Corresponding adjustment up and down is made, so that lever pressing plate 107 is maintained at presses position to wheel speed sensors 105.
Preferably, wheel speed calibrating installation 100 has multiple second to adjust pillar 109.As shown, being opened on pedestal 101
Equipped with multiple third threaded holes 119.Second adjusting pillar 109 is fixed by third threaded hole 119 and 101 screw-thread fit of pedestal.
Rotate this second adjust pillar 109, can make it is multiple second adjusting pillars 109 rise in its respective vertical direction or under
Drop.The top of multiple second adjusting pillars 109 is resisted against the outer surface of wheel speed sensors 105, is equivalent to wheel speed sensors 105
It is supported by the second adjusting pillar 109 within multiple o'clock on outer surface, it is more stable to promote clamping effect, overall structure up and down.
Preferably, wheel speed calibrating installation 100 further includes shaft coupling 120.One end of shaft coupling 120 connects servo motor 102
Output shaft 104, the other end connect wheel speed sensors 105 shaft 121.Shaft coupling 120 is for keeping servo motor 102 and wheel
Coaxial transmission between fast sensor 105.
Conventional, there are abnormal conditions when observing that wheel speed sensors 105 rotate coaxially in test process, then can pass through tune
The first screw 114, the second screw 117 and second adjusting pillar 109 are saved, wheel speed sensors 105 is made to be maintained at servo motor 102
Coaxial position.It is to be determined it is without exception after, then gradually steadily promote the rotating speed of servo motor 102 to set calibration speed point,
The tachometer value (r/min) of measurement of comparison wheel speed sensors 105, analyzes its rotating speed error of indication and repeatability, is finally completed calibration
Test.
Those skilled in the art can be obvious, and the above exemplary embodiments of the utility model can be carry out various modifications and be become
Spirit and scope of the type without departing from the utility model.Accordingly, it is intended to which the utility model covering is made to fall in the appended claims
And its modifications and variations to the utility model within the scope of equivalent arrangements.
Claims (10)
1. a kind of wheel speed calibrating installation, for testing wheel speed sensors, it is characterised in that：Including,
Pedestal；
The side on the pedestal is arranged in servo motor, is provided on the output shaft of the servo motor and servo electricity
The wheel speed sensors of machine coaxial transmission；
Adjusting bracket is arranged in the other side of the pedestal, and the adjusting bracket includes column, lever pressing plate, the first adjusting branch
Column and second adjust pillar, the lever pressing plate by its fulcrum support at the top of the column, the both ends of the lever pressing plate
Can the relatively described fulcrum do lever motion, being equipped with first in the lower section of lever pressing plate one end adjusts pillar, adjusts described the
One adjusting pillar makes its top against the bottom surface of lever pressing plate one end, and the is equipped in the lower section of the lever pressing plate other end
Two adjust pillars, adjust the second adjusting pillar make its top and the bottom surface of the lever pressing plate other end from vertical direction on
Under clamp the outer surfaces of the wheel speed sensors；
Control mechanism controls the rotating speed of the servo motor.
2. wheel speed calibrating installation as described in claim 1, which is characterized in that be located at the length of the lever pressing plate in the fulcrum
Spend the centre position on direction.
3. wheel speed calibrating installation as described in claim 1, which is characterized in that the bottom surface of the other end of the lever pressing plate is equipped with
The convex block protruded out downwards.
4. wheel speed calibrating installation as claimed in claim 3, which is characterized in that the bottom surface of the convex block and the wheel speed sensors
Outer surface cooperation.
5. wheel speed calibrating installation as described in claim 1, which is characterized in that the column includes column ontology and is arranged in institute
The first screw for stating column bodies top, offers the first threaded hole at the top of the column ontology, and first screw is logical
First threaded hole is crossed to fix with the column ontology screw-thread fit.
6. wheel speed calibrating installation as claimed in claim 5, which is characterized in that the lever pressing plate is arranged in first screw
Top, the height of the lever pressing plate can be adjusted by rotating first screw.
7. wheel speed calibrating installation as described in claim 1, which is characterized in that the first adjusting pillar includes fixed seat and sets
The second screw at the top of the fixed seat is set, the second threaded hole, second screw are offered at the top of the fixed seat
It is fixed by second threaded hole and the fixed seat screw-thread fit.
8. wheel speed calibrating installation as claimed in claim 7, which is characterized in that rotate second screw so that second spiral shell
The bottom surface of lever pressing plate one end is resisted against at the top of nail.
9. wheel speed calibrating installation as described in claim 1, which is characterized in that have multiple described second to adjust pillar, in institute
It states and offers multiple third threaded holes on pedestal, the second adjusting pillar passes through the third threaded hole and the base thread
Cooperation is fixed.
10. wheel speed calibrating installation as claimed in claim 9, which is characterized in that rotation described second adjusts pillar, makes multiple institutes
State the outer surface that the wheel speed sensors are resisted against at the top of the second adjusting pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820007118.0U CN207717804U (en) | 2018-01-03 | 2018-01-03 | A kind of wheel speed calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820007118.0U CN207717804U (en) | 2018-01-03 | 2018-01-03 | A kind of wheel speed calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207717804U true CN207717804U (en) | 2018-08-10 |
Family
ID=63054235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820007118.0U Active CN207717804U (en) | 2018-01-03 | 2018-01-03 | A kind of wheel speed calibrating installation |
Country Status (1)
| Country | Link |
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| CN (1) | CN207717804U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646632A (en) * | 2019-09-25 | 2020-01-03 | 北京纳米能源与系统研究所 | Triboelectric rotating speed sensing device, shafting assembly and calibration method |
| CN113311192A (en) * | 2021-05-24 | 2021-08-27 | 国能包神铁路集团有限责任公司 | Speed sensor detection device |
-
2018
- 2018-01-03 CN CN201820007118.0U patent/CN207717804U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646632A (en) * | 2019-09-25 | 2020-01-03 | 北京纳米能源与系统研究所 | Triboelectric rotating speed sensing device, shafting assembly and calibration method |
| CN113311192A (en) * | 2021-05-24 | 2021-08-27 | 国能包神铁路集团有限责任公司 | Speed sensor detection device |
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