CN204154427U - Dynamic rotary damping torque measurement mechanism - Google Patents
Dynamic rotary damping torque measurement mechanism Download PDFInfo
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- CN204154427U CN204154427U CN201420456444.1U CN201420456444U CN204154427U CN 204154427 U CN204154427 U CN 204154427U CN 201420456444 U CN201420456444 U CN 201420456444U CN 204154427 U CN204154427 U CN 204154427U
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Abstract
The utility model discloses a kind of dynamic rotary damping torque measurement mechanism, relate to the measurement mechanism technical field of torque.The clutch end of rotating speed controllable motor in described device is connected with the power intake of reducing gear, whirligig connecting trays is connected to the clutch end of reducing gear, damping torque sensor and angular rate sensor are arranged on reducing gear, damping torque sensor and angular rate sensor are electrically connected with computing machine, calculate for sending the data of collection to computing machine, the control end of rotating speed controllable motor is electrically connected with computing machine, and computer export control signal controls the running status of rotating speed controllable motor.Described device achieves the kinetic measurement of the ratio of damping under the startup of rotation class damping torque, dynamic antivibration moment, angular speed and different temperatures, avoids human factor to affect, improves degree of accuracy and the accuracy of test.
Description
Technical field
The utility model relates to the measurement mechanism technical field of torque, particularly relates to a kind of dynamic rotary damping torque measurement mechanism.
Background technology
Dynamic rotary damping torque measurement mechanism mainly realizes the kinetic measurement to the ratio of damping rotated under class startup damping torque, dynamic antivibration moment, angular speed and different temperatures.Method of testing relied on staring torque, damping torque to realize by installing measurement dish additional and hanging counterweight in the past.First, because test product mostly is taper or circular configuration, the position of measurement dish is chosen, torque arm length all will have an impact to measurement result.Secondly, because staring torque is greater than damping torque when normally rotating usually, and the damping torque rotated is dynamic amount, so the mode hanging counterweight can measure staring torque, but variable quantity in the size of damping torque and rotary course can not be accurately measured.Again, angle of revolution, direction speed is then drawn by the time conversion used that rotates a circle of direction of measurement machine, again because staring torque is greater than damping due to rotation moment, so whole measuring process actual be one accelerate rotary course, but not at the uniform velocity rotate, the just mean speed obtained, therefore the method can not Measurement accuracy outgoing direction angle of revolution speed.Finally, because the method is manual operation, aforesaid operations cannot be completed in high-low-temperature environmental testing case.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of dynamic rotary damping torque measurement mechanism, described device achieves the kinetic measurement of the ratio of damping under the startup of rotation class damping torque, dynamic antivibration moment, angular speed and different temperatures, avoid human factor to affect, improve degree of accuracy and the accuracy of test.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of dynamic rotary damping torque measurement mechanism, it is characterized in that: described device comprises rotating speed controllable motor, reducing gear, damping torque sensor, angular rate sensor, computing machine and whirligig connecting trays, the clutch end of described rotating speed controllable motor is connected with the power intake of described reducing gear, described whirligig connecting trays is connected to the clutch end of described reducing gear, described damping torque sensor and angular rate sensor are arranged on reducing gear, damping torque sensor and angular rate sensor are electrically connected with computing machine, calculate for sending the data of collection to computing machine, the control end of described rotating speed controllable motor is electrically connected with computing machine, computer export control signal controls the running status of rotating speed controllable motor.
Further technical scheme is: described reducing gear comprises casing and several gears, the clutch end of described rotating speed controllable motor is provided with the first gear, second gear being rotatable be arranged on fixed leg, first gear and the second gears meshing, the upper end of described fixed leg is also provided with the 3rd gear, angular rate sensor is fixed in casing, one end of column spinner is connected with angular rate sensor, 4th gear is fixed on the middle part of column spinner, and the 4th gear and the 3rd gears meshing, the other end of column spinner is connected with one end of damping torque sensor, the other end of damping torque sensor is fixedly connected with the whirligig connecting trays outside casing.
Further technical scheme is: the outside of described casing is provided with reducing gear calibration locking device and rotating speed calibration of axes that is relative with the output shaft of rotating speed controllable motor and that extend to outside casing, described reducing gear calibration locking device is relative with described 4th gear, and described whirligig connecting trays is provided with torque calibration groove.
Further technical scheme is: the gear ratio of described first gear and the second gear is 1:18, and the gear ratio of the 3rd gear and the 4th gear is 1:20.
Further technical scheme is: the outside of described casing is provided with gear handle, and described gear is the side being positioned at described whirligig connecting trays.
Further technical scheme is: described torque measuring device also comprises the printer be connected with computing machine.
The beneficial effect adopting technique scheme to produce is: described measurement mechanism comprises rotating speed controllable motor, reducing gear, damping torque sensor, angular rate sensor, computing machine and whirligig connecting trays, the in-site measurement to rotational resistance moment can be realized, do not use manual measurement, reduce the time of test, improve work efficiency, reduce human error, improve calibration detection level, thus facilitate the progress of measurement and calibration detection technique, have and promote preferably and prospect of the application.In addition, described measurement mechanism comprises multiple means for correcting, effectively can ensure the accuracy of DATA REASONING further.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is theory diagram of the present utility model;
Wherein: 1, whirligig connecting trays 2, casing 3, first gear 4, damping torque sensor 5, second gear 6, fixed leg 7, angular rate sensor 8, the 3rd gear 9, rotating speed controllable motor 10, column spinner 11, the 4th gear 12, reducing gear calibration locking device 13, computing machine 14, rotating speed calibration of axes 15, torque calibration groove 16, gear 17, printer.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Set forth a lot of detail in the following description so that fully understand the utility model, but the utility model can also adopt other to be different from alternate manner described here to implement, those skilled in the art can when doing similar popularization without prejudice to when the utility model intension, and therefore the utility model is by the restriction of following public specific embodiment.
As shown in Figure 1, the utility model discloses a kind of dynamic rotary damping torque measurement mechanism, described device comprises rotating speed controllable motor 9, reducing gear, damping torque sensor 4, angular rate sensor 7, computing machine 13, whirligig connecting trays 1 and printer 17.The clutch end of described rotating speed controllable motor 9 is connected with the power intake of described reducing gear, described whirligig connecting trays 1 is connected to the clutch end of described reducing gear, described damping torque sensor 4 and angular rate sensor 7 are arranged on reducing gear, damping torque sensor 4 and angular rate sensor 7 are electrically connected with computing machine 13, calculate for sending the data of collection to computing machine, the control end of described rotating speed controllable motor 9 is electrically connected with computing machine 13, computing machine 13 exports the running status that control signal controls rotating speed controllable motor 9, described printer 17 is electrically connected with computing machine, for the data-printing that will collect out, convenient observation.
Further, described reducing gear comprises casing 2 and several gears, the clutch end of described rotating speed controllable motor 9 is provided with the first gear 3, second gear 5 is rotating to be arranged on fixed leg 6, first gear 3 engages with the second gear 5, the upper end of described fixed leg 6 is also provided with the 3rd gear 8, angular rate sensor 7 is fixed in casing 2, one end of column spinner 10 is connected with angular rate sensor 7, 4th gear 11 is fixed on the middle part of column spinner 10, and the 4th gear 11 engages with the 3rd gear 8, the other end of column spinner 10 is connected with one end of damping torque sensor 4, the other end of damping torque sensor 4 is fixedly connected with the whirligig connecting trays 1 outside casing 2, the gear ratio of described first gear 3 and the second gear 5 is 1:18 in the present embodiment, and the gear ratio of the 3rd gear 8 and the 4th gear 11 is 1:20, and certain gear ratio can also need to adjust according to actual conditions.
Power train process: rotating speed controllable motor-the first gear-the second gear-three gear-four gears-damping torque sensor-whirligig connecting trays.
In addition, in order to described measurement mechanism can be corrected at any time, described measurement mechanism is provided with multiple calibrating installation, such as: be provided with reducing gear calibration locking device 12 and rotating speed calibration of axes 14 that is relative with the output shaft of rotating speed controllable motor 9 and that extend to outside casing 2 in the outside of described casing 2, described reducing gear calibration locking device 12 is relative with described 4th gear 11, and described whirligig connecting trays 1 is provided with torque calibration groove 15.The outside of described casing 2 is also provided with gear 16, and described gear is positioned at the side of described whirligig connecting trays 1 16.
Principle of work: can find out from composition frame chart, this proving installation controls motor by computing machine and rotates, staring torque under the speed of low angle of revolution is realized and the damping torque at the uniform velocity under state is measured by reducing gear, because angle of revolution, direction speed is very low, rotate a circle the time used about 3 points 29 seconds, resolution at least reaches 1mrad.
Technical indicator:
1, dynamic antivibration torgue measurement scope: (0 ~ 100) Nm precision: 1%
(0 ~ 2000) Nm precision: 1%
2, low angle of revolution speed range of control: (0 ~ 100) mrad precision: ± 1mrad
3, Applicable temperature scope :-50 DEG C ~ 70 DEG C
Described measurement mechanism comprises rotating speed controllable motor, reducing gear, damping torque sensor, angular rate sensor, computing machine and whirligig connecting trays, the in-site measurement to rotational resistance moment can be realized, do not use manual measurement, reduce the time of test, improve work efficiency, reduce human error, improve calibration detection level, thus facilitate the progress of measurement and calibration detection technique, have and promote preferably and prospect of the application.In addition, described measurement mechanism comprises multiple means for correcting, effectively can ensure the accuracy of DATA REASONING further.
Claims (6)
1. a dynamic rotary damping torque measurement mechanism, it is characterized in that: described device comprises rotating speed controllable motor (9), reducing gear, damping torque sensor (4), angular rate sensor (7), computing machine (13) and whirligig connecting trays (1), the clutch end of described rotating speed controllable motor (9) is connected with the power intake of described reducing gear, described whirligig connecting trays (1) is connected to the clutch end of described reducing gear, described damping torque sensor (4) and angular rate sensor (7) are arranged on reducing gear, damping torque sensor (4) and angular rate sensor (7) are electrically connected with computing machine (13), calculate for sending the data of collection to computing machine, the control end of described rotating speed controllable motor (9) is electrically connected with computing machine (13), computing machine (13) exports the running status that control signal controls rotating speed controllable motor (9).
2. dynamic rotary damping torque measurement mechanism according to claim 1, it is characterized in that: described reducing gear comprises casing (2) and several gears, the clutch end of described rotating speed controllable motor (9) is provided with the first gear (3), second gear (5) is rotating to be arranged on fixed leg (6), first gear (3) engages with the second gear (5), the upper end of described fixed leg (6) is also provided with the 3rd gear (8), angular rate sensor (7) is fixed in casing (2), one end of column spinner (10) is connected with angular rate sensor (7), 4th gear (11) is fixed on the middle part of column spinner (10), and the 4th gear (11) engages with the 3rd gear (8), the other end of column spinner (10) is connected with one end of damping torque sensor (4), the other end of damping torque sensor (4) is fixedly connected with casing (2) whirligig connecting trays (1) outward.
3. dynamic rotary damping torque measurement mechanism according to claim 2, it is characterized in that: the outside of described casing (2) is provided with reducing gear calibration locking device (12) and relative with the output shaft of rotating speed controllable motor (9) and extend to casing (2) rotating speed calibration of axes (14) outward, described reducing gear calibration locking device (12) is relative with described 4th gear (11), and described whirligig connecting trays (1) is provided with torque calibration groove (15).
4. dynamic rotary damping torque measurement mechanism according to claim 2, it is characterized in that: described first gear (3) is 1:18 with the gear ratio of the second gear (5), and the gear ratio of the 3rd gear (8) and the 4th gear (11) is 1:20.
5. dynamic rotary damping torque measurement mechanism according to claim 2, it is characterized in that: the outside of described casing (2) is provided with gear (16), and described gear is positioned at (16) side of described whirligig connecting trays (1).
6. dynamic rotary damping torque measurement mechanism according to claim 1 and 2, is characterized in that: described torque measuring device also comprises the printer (17) be connected with computing machine (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420456444.1U CN204154427U (en) | 2014-08-13 | 2014-08-13 | Dynamic rotary damping torque measurement mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420456444.1U CN204154427U (en) | 2014-08-13 | 2014-08-13 | Dynamic rotary damping torque measurement mechanism |
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| CN204154427U true CN204154427U (en) | 2015-02-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203243A (en) * | 2015-09-14 | 2015-12-30 | 南京创维家用电器有限公司 | Measuring device and method for dynamic moment of damper |
| CN109000833A (en) * | 2018-06-07 | 2018-12-14 | 青岛迈金智能科技有限公司 | A kind of electromagnetism adds the electric current revolving speed of resistance system to convert the method for torque |
| CN111060819A (en) * | 2019-12-24 | 2020-04-24 | 兰州飞行控制有限责任公司 | Testing device and testing method for damping characteristics of permanent magnet brushless damping motor |
| CN112629837A (en) * | 2020-11-03 | 2021-04-09 | 哈尔滨哈飞航空工业有限责任公司 | Rotary damper damping coefficient testing device and measuring method |
-
2014
- 2014-08-13 CN CN201420456444.1U patent/CN204154427U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203243A (en) * | 2015-09-14 | 2015-12-30 | 南京创维家用电器有限公司 | Measuring device and method for dynamic moment of damper |
| CN105203243B (en) * | 2015-09-14 | 2017-12-12 | 南京创维家用电器有限公司 | A kind of measurement apparatus and its measuring method of the dynamic force moment of damper |
| CN109000833A (en) * | 2018-06-07 | 2018-12-14 | 青岛迈金智能科技有限公司 | A kind of electromagnetism adds the electric current revolving speed of resistance system to convert the method for torque |
| CN111060819A (en) * | 2019-12-24 | 2020-04-24 | 兰州飞行控制有限责任公司 | Testing device and testing method for damping characteristics of permanent magnet brushless damping motor |
| CN112629837A (en) * | 2020-11-03 | 2021-04-09 | 哈尔滨哈飞航空工业有限责任公司 | Rotary damper damping coefficient testing device and measuring method |
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