CN209214911U - A kind of RV retarder comprehensive test device - Google Patents
A kind of RV retarder comprehensive test device Download PDFInfo
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- CN209214911U CN209214911U CN201822126711.XU CN201822126711U CN209214911U CN 209214911 U CN209214911 U CN 209214911U CN 201822126711 U CN201822126711 U CN 201822126711U CN 209214911 U CN209214911 U CN 209214911U
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- retarder
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- torque sensor
- input shaft
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Abstract
The utility model relates to a kind of RV retarder comprehensive test devices, including pedestal (12), the pedestal (12) is equipped with first motor (1), second motor (11) and the second retarder (10), the output shaft of the first motor (1) is connect with the input shaft (52) of RV retarder (62) to be tested, the output shaft of second motor (11) is connected on the input shaft of the second retarder (10), the output shaft of second retarder (10) is connect with the output shaft (64) of RV retarder (62) to be tested, between the RV retarder (62) and first motor (1), angular transducer and torque sensor are equipped between RV retarder (62) and the second retarder (10).Compared with prior art, the utility model do not have to dismounting can in the test process of degradation real-time other parameters test, and ensure that precision and test convenience.
Description
Technical field
The utility model relates to a kind of industrial machinery detection devices, fill more particularly, to a kind of RV retarder integration test
It sets.
Background technique
RV retarder is a kind of retarder of two-stage transmission, and the first order is Gear Planet Transmission, and the second level is Cycloidal pin-wheel drive,
RV retarder is made of cycloidal-pin wheel and planet stent, and because its is small in size, anti-impact force is strong, and torque is big, and positioning accuracy is high, vibration
Move small, many advantages, such as reduction ratio is big is widely used in industrial robot, lathe, medical treatment detection device and satellite receiving system
Equal fields.It has much higher fatigue strength, rigidity and service life, and return difference precision compared with harmonic drive common in robot
Stablize, will significantly reduce unlike harmonic drive with using the time to increase kinematic accuracy, therefore many countries are high in the world
Precise machines people transmission mostly uses RV retarder, to ensure its properties of product, in process of production, needs to return difference, backlash, torsion
Turning rigidity, angle transmission error, transmission efficiency and service life is detected.
Publication No. is that the utility model patent of CN207336073U discloses a kind of RV retarder comprehensive test device, can be with
All-round property testing is carried out to the RV retarder of different model, but does not include life test, in addition, the blossom type in the program joins
Although convenience that axis device and sliding-rail sliding structure bring assembly but sacrifices system accuracy.Publication No. is CN206399652U's
Utility model patent discloses a kind of comprehensive test device, although scheme can measure many kinds of parameters, due to magnetic powder brake
It can not actively load, hysteresis loop can not be tested, to be unable to get accurate return difference, backlash and torsion stiffness.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of RV retarder to overcome the problems of the above-mentioned prior art
Comprehensive test device.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of RV retarder comprehensive test device, comprising: first motor, the second motor and the second retarder, described
The input axis connection of the output shaft of one motor and RV retarder to be tested, the output shaft of second motor are connected to second and subtract
On the input shaft of fast device, the output axis connection of the output shaft of second retarder and RV retarder to be tested, the RV
Angular transducer and torque sensor are equipped between retarder and first motor, between RV retarder and the second retarder.
Further, the torque sensor includes the first torque sensor and the second torque sensor, and described the
The both ends of one torque sensor are connected separately with first shaft coupling and second shaft coupling, the first shaft coupling and the second shaft coupling
The input axis connection with the output shaft of first motor and RV retarder, the second torque sensor both ends connect device respectively respectively
It is connected to third shaft coupling and the 4th shaft coupling, the third shaft coupling and the 4th the shaft coupling output shaft with RV retarder respectively
With the output axis connection of the second retarder.
Further, the angular transducer include set on RV reducer input shaft side first angle sensor and
Second angle sensor set on RV reducer output shaft side.
Further, the input shaft of the RV retarder is equipped with input shaft supporting frame, the first angle sensing
Device is set on the input shaft of RV retarder.
Further, one end of the input shaft supporting frame is equipped with limit cover board, and the limit cover board and RV slow down
Through-hole and limit hole are offered on the input shaft of device respectively, through-hole and limit can be run through by being movably equipped on the input shaft supporting frame
The fixed pin in position hole.Structure can be used for the measurement of hysteresis loop for fixing limit shaft at this.
Further, it being equipped with RV reducer stent below the RV retarder, the RV retarder is equipped with end cap,
The RV reducer stent is connect by way of engaging with end cap.
Further, the RV retarder comprehensive test device further includes pedestal, the first motor, the second electricity
Machine, the second retarder, the first torque sensor, RV reducer stent and the second torque sensor are fixed by the bracket in pedestal
On.
Compared with prior art, it is that return difference, backlash, torsion have been completed on the same testboard just that the utility model, which is used as,
The detection of degree, angle transmission error, transmission efficiency and service life, can suspend test during life test, can be immediately after pause
The detection for carrying out return difference, backlash, torsion stiffness, angle transmission error, transmission efficiency, in this way can be during recording life test
The instantaneous acquiring of above-mentioned parameter is carried out, to remember the variation of above-mentioned parameter, the mistake of researcher's analysis equipment under test is assisted with this
Imitate mechanism.And the test process of each parameter of the above process need not repeat attaching/detaching apparatus, so as to avoid being generated in assembling process
Error, it is ensured that the reliability of data.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of RV retarder comprehensive test device in the utility model；
In figure: 1, first motor, 2, first shaft coupling, the 3, first torque sensor, 4, second shaft coupling, 51, fixed pin,
52, input shaft, 53, first angle sensor, 54, limit cover board, 50, input bracing strut, 60, RV reducer stent, 61, end
Lid, 62, RV retarder, 63, second angle sensor, 64, output shaft, 7, third shaft coupling, the 8, second torque sensor, 9, the
Four shaft couplings, the 10, second retarder, the 11, second motor, 12, pedestal, the 13, second electric machine support, the 14, second reducer stent,
15, the second torque sensor bracket, the 16, first torque sensor bracket, 17, first motor bracket.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment
RV retarder comprehensive test device includes: first motor 1, the second motor 11 and the second retarder 10, referring to Fig. 1,
The output shaft of the first motor 1 is connect with the input shaft 52 of RV retarder 62 to be tested, second motor 11 it is defeated
Shaft is connected on the input shaft of the second retarder 10, the output shaft and RV retarder 62 to be tested of second retarder 10
Output shaft 64 connect, be all provided between the RV retarder 62 and first motor 1, between RV retarder 62 and the second retarder 10
Angled sensor and torque sensor.
Torque sensor includes the first torque sensor 3 and the second torque sensor 8, first torque sensor 3
Both ends be connected separately with first shaft coupling 2 and second shaft coupling 4, the first shaft coupling 2 and second shaft coupling 4 respectively with
The output shaft of first motor 1 and the input shaft 52 of RV retarder 62 connect, and 8 both ends of the second torque sensor are separately connected
There are third shaft coupling 7 and the 4th shaft coupling 9, the third shaft coupling 7 and the 4th shaft coupling 9 are defeated with RV retarder 62 respectively
The output axis connection of shaft 64 and the second retarder 10.
Angular transducer includes being set to the first angle sensor 53 of 62 input shaft of RV retarder, 52 side and subtracting set on RV
The second angle sensor 63 of fast 62 output shaft of device, 64 side.
The input shaft 52 of RV retarder 62 is equipped with input shaft supporting frame 50, and the first angle sensor 53 is set to RV
On the input shaft 52 of retarder 62.One end of the input shaft supporting frame 50 is equipped with limit cover board 54, the limit cover board
Through-hole 541 and hole 521, activity on the input shaft supporting frame 50 are offered on the input shaft 52 of 54 and RV retarder 62 respectively
Equipped with the fixed pin 51 that can run through through-hole 541 and hole 521.RV reducer stent 60, institute are equipped with below the RV retarder 62
The RV retarder 62 stated is equipped with end cap 61, and the RV reducer stent 60 is connect by way of engaging with end cap 61.
The fixed installation of each component on pedestal: referring to Fig. 1, first motor 1 is fixed on pedestal by first motor bracket 17
On 12；First torque sensor 3 is fixed on pedestal 12 by the first torque sensor bracket 16；Second torque sensor 8 is logical
The second torque sensor bracket 15 is crossed to be fixed on pedestal 12；Second retarder 10 and the second motor 11 slow down by second respectively
Device bracket 14 and the second electric machine support 13 are fixed on pedestal 12.Input shaft 52 is fixed on pedestal 12 by inputting bracing strut 50
On；Input shaft 52 is connect with input bracing strut 50 by rotational support component.
The specific test of the return difference, backlash and torsion stiffness of RV retarder:
1, input shaft 52 is fixed: three need to be calculated by its hysteresis loop, be needed when carrying out hysteresis loop mapping
Input shaft 52 is fixed, input shaft 52 is fastened by fixed pin 51 in the utility model, and fixed pin 51 is run through 541 He of through-hole
Hole 521 limits the rotation of input shaft 52.
2, load measurement: by the second motor 11 as driving, torque is amplified by the second retarder 10, completion pair
The load of output shaft 64.The moment records the numerical value of the second torque sensor 8 and second angle sensor 63 during loading, presses
Amplitude and direction according to standard method of test control 11 loading moment of the second motor of hysteresis loop, measure multiple groups torque and angle
Data, to draw out hysteresis loop.
3, the test of hysteresis loop: fixed input shaft, to output shaft according to " forward direction is loaded onto 100% nominal torque, reversely
Unloading, then Opposite side loading is to -100% nominal torque, forward direction unloading " flow testing.It is stepped up according to specific step-length
Or reduce torque, record the rotation angle of the output shaft under each torque.After the completion of test, asked using the data of hysteresis loop
Obtain return difference and backlash, last matched curve.
Return difference, backlash and the torsion stiffness of RV retarder are obtained finally by hysteresis loop.
It should be noted that needing to unclamp fixed pin 51 when carrying out the test in addition to the above three.
The specific test of angle transmission error:
It using the second motor 11 as load, i.e., works as generator, using first motor 1 as driving, i.e., as electronic
Machine work.Guarantee that first motor 1 operates under the low speed, during output shaft 64 rotates a circle, repeatedly reads first jiao simultaneously
The data of degree sensor 53 and second angle sensor 63 can acquire angle transmission error by data processing.
The specific test of efficiency:
It using the second motor 11 as load, i.e., works as generator, using first motor 1 as driving, i.e., as electronic
Machine work.So that the second motor 11 provides constant torque output, while reading the first torque sensor 3 and the second torque sensor
8 numerical value, which calculate, can acquire efficiency, and wherein the revolving speed of motor can be read from motor driver.Finally change motor speed
The efficiency torque curve under different rotating speeds is drawn out with output torque.
The specific test in service life:
The method for using overload measurement cooperates the second retarder 10 that can export and is higher than tested subtract by the second motor 11
The numerical value of fast device rated output torque, thus the life test accelerated.
Claims (7)
1. a kind of RV retarder comprehensive test device, including pedestal (12), which is characterized in that the pedestal (12) is equipped with the
One motor (1), the second motor (11) and the second retarder (10), output shaft and the RV to be tested of the first motor (1) subtract
The input shaft (52) of fast device (62) connects, and the output shaft of second motor (11) is connected to the input of the second retarder (10)
On axis, the output shaft of second retarder (10) is connect with the output shaft (64) of RV retarder (62) to be tested, described
Angular transducer is equipped between RV retarder (62) and first motor (1), between RV retarder (62) and the second retarder (10)
And torque sensor.
2. a kind of RV retarder comprehensive test device according to claim 1, which is characterized in that the torque sensor
Including the first torque sensor (3) and the second torque sensor (8), the both ends of first torque sensor (3) connect respectively
It is connected to first shaft coupling (2) and second shaft coupling (4), the first shaft coupling (2) and second shaft coupling (4) are respectively with first
Input shaft (52) connection of the output shaft and RV retarder (62) of motor (1), the second torque sensor (8) both ends difference
Be connected with third shaft coupling (7) and the 4th shaft coupling (9), the third shaft coupling (7) and the 4th shaft coupling (9) respectively with RV
The output shaft (64) of retarder (62) and the output axis connection of the second retarder (10).
3. a kind of RV retarder comprehensive test device according to claim 1, which is characterized in that the angular transducer
It is exported including being set to the first angle sensor (53) of RV retarder (62) input shaft (52) side and being set to RV retarder (62)
The second angle sensor (63) of axis (64) side.
4. a kind of RV retarder comprehensive test device according to claim 3, which is characterized in that the RV retarder
(62) input shaft (52) is equipped with input shaft supporting frame (50), and the first angle sensor (53) is set to RV retarder
(62) on input shaft (52).
5. a kind of RV retarder comprehensive test device according to claim 4, which is characterized in that the input shaft support
One end of frame (50), which is equipped with, limits cover board (54), divides on the input shaft (52) of the limit cover board (54) and RV retarder (62)
Through-hole (541) and limit hole (521) are not offered, and through-hole can be run through by being movably equipped on the input shaft supporting frame (50)
(541) and the fixed pin (51) of limit hole (521).
6. a kind of RV retarder comprehensive test device according to claim 1, which is characterized in that the RV retarder
(62) lower section is equipped with RV reducer stent (60), and the RV retarder (62) is equipped with end cap (61), the RV retarder
Bracket (60) is connect by way of engaging with end cap (61).
7. a kind of RV retarder comprehensive test device according to claim 1, which is characterized in that the first motor
(1), the second motor (11), the second retarder (10), the first torque sensor (3), RV reducer stent (60) and the second torque
Sensor (8) is fixed by the bracket on pedestal (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822126711.XU CN209214911U (en) | 2018-12-18 | 2018-12-18 | A kind of RV retarder comprehensive test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822126711.XU CN209214911U (en) | 2018-12-18 | 2018-12-18 | A kind of RV retarder comprehensive test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209214911U true CN209214911U (en) | 2019-08-06 |
Family
ID=67465038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822126711.XU Active CN209214911U (en) | 2018-12-18 | 2018-12-18 | A kind of RV retarder comprehensive test device |
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| Country | Link |
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| CN (1) | CN209214911U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095288A (en) * | 2019-05-17 | 2019-08-06 | 重庆理工大学 | A kind of robot speed reducer comprehensive performance off-line test experimental rig and test method |
| CN110487545A (en) * | 2019-09-29 | 2019-11-22 | 上海羿弓精密科技有限公司 | A kind of High Precision RV Reducer comprehensive test device |
| CN110542553A (en) * | 2019-09-25 | 2019-12-06 | 北京工业大学 | Input fixing structure of RV reducer comprehensive performance test equipment |
| CN112098080A (en) * | 2020-08-04 | 2020-12-18 | 盐城工学院 | Fatigue life testing machine for RV reducer |
| CN112326234A (en) * | 2020-11-27 | 2021-02-05 | 北京工业大学 | Input fixing structure of harmonic reducer comprehensive performance test equipment |
| CN114199553A (en) * | 2021-11-11 | 2022-03-18 | 华中科技大学 | Lightweight RV reduction gear comprehensive properties testing arrangement |
-
2018
- 2018-12-18 CN CN201822126711.XU patent/CN209214911U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095288A (en) * | 2019-05-17 | 2019-08-06 | 重庆理工大学 | A kind of robot speed reducer comprehensive performance off-line test experimental rig and test method |
| CN110542553A (en) * | 2019-09-25 | 2019-12-06 | 北京工业大学 | Input fixing structure of RV reducer comprehensive performance test equipment |
| CN110487545A (en) * | 2019-09-29 | 2019-11-22 | 上海羿弓精密科技有限公司 | A kind of High Precision RV Reducer comprehensive test device |
| CN112098080A (en) * | 2020-08-04 | 2020-12-18 | 盐城工学院 | Fatigue life testing machine for RV reducer |
| CN112326234A (en) * | 2020-11-27 | 2021-02-05 | 北京工业大学 | Input fixing structure of harmonic reducer comprehensive performance test equipment |
| CN114199553A (en) * | 2021-11-11 | 2022-03-18 | 华中科技大学 | Lightweight RV reduction gear comprehensive properties testing arrangement |
| CN114199553B (en) * | 2021-11-11 | 2023-06-16 | 华中科技大学 | Lightweight RV reduction gear comprehensive performance testing arrangement |
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