CN219736273U - Back clearance measuring device of speed reducer - Google Patents
Back clearance measuring device of speed reducer Download PDFInfo
- Publication number
- CN219736273U CN219736273U CN202320333647.0U CN202320333647U CN219736273U CN 219736273 U CN219736273 U CN 219736273U CN 202320333647 U CN202320333647 U CN 202320333647U CN 219736273 U CN219736273 U CN 219736273U
- Authority
- CN
- China
- Prior art keywords
- speed reducer
- grating
- backlash
- base
- measuring
- 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
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 74
- 238000005259 measurement Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a back clearance measuring device of a speed reducer, which comprises a base bracket, wherein a supporting plate for installing the speed reducer is connected to the base bracket, two sides of the supporting plate are provided with sliding bases capable of sliding, one side of the sliding base is connected with a driving end testing device, and the other side of the sliding base is connected with a driven end testing device; the driving end testing device and the driven end testing device both comprise a circular grating and a servo motor, the output end of the servo motor is connected with a torque meter, the torque meter is connected with a grating mounting disc through a torque meter adapter, and the grating mounting disc is connected with a grating shaft which is used for being connected with an input shaft of a speed reducer or an output shaft of the speed reducer; the circular grating is arranged on one side of the grating mounting plate so as to measure the backlash of the speed reducer through the grating mounting plate. The utility model can accurately acquire the backlash value of the speed reducer, and improves the backlash measurement precision of the speed reducer; the method can effectively realize the measurement of the backlash of the speed reducer under different torques.
Description
Technical Field
The utility model relates to the technical field of speed reducer detection, in particular to a speed reducer backlash measuring device.
Background
An important indicator for measuring the precision of the planetary reducer is the backlash (or called back Cheng Jianxi, clearance) of the reducer, and the lower the value, the better. In the production process of the speed reducer, the backlash of the speed reducer is often required to be detected on a production line, the speed reducer is used as a monitoring sensor by using encoders of motors at two ends, the precision is limited, the performance of the motor is an external influence factor, and meanwhile, the motor is measured under the working condition without a fixed torque value, so that the problem is solved, and the problem which needs to be studied is solved.
Disclosure of Invention
The utility model aims to provide a device for measuring the backlash of a speed reducer, which is used for solving the problem that the backlash precision of the speed reducer is low in the prior art by directly acquiring the backlash of the speed reducer through a servo motor.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the back clearance measuring device of the speed reducer comprises a base support, wherein the base support is connected with a supporting plate for installing the speed reducer, two sides of the supporting plate are provided with sliding bases capable of sliding, one side of the sliding base is connected with a driving end testing device, and the other side of the sliding base is connected with a driven end testing device;
the driving end testing device and the driven end testing device comprise a circular grating and a servo motor, the output end of the servo motor is connected with a torque meter, the torque meter is connected with a grating mounting disc through a torque meter adapter, and the grating mounting disc is connected with a grating shaft which is used for being connected with an input shaft of a speed reducer or an output shaft of the speed reducer;
the circular grating is arranged on one side of the grating mounting plate so as to measure the backlash of the speed reducer through the grating mounting plate.
Further, a central mounting hole for mounting the speed reducer is formed in the supporting plate, and the central mounting hole and the grating shaft are on the same straight line.
Further, the base support is symmetrically connected with a sliding rail, and the sliding base is slidably connected to the sliding rail.
Further, the sliding base comprises a locking device for locking the sliding base;
the locking device comprises a pin, a locking hole arranged on the sliding base and a plurality of connecting holes arranged on the base support, wherein the connecting holes are in the same vertical plane with the locking holes, and the pin penetrates through the locking holes and the connecting holes to lock the sliding base.
Further, the support plate is slidably connected to the slide rail.
Further, the support plate is fixedly connected to the base support.
Further, a motor mounting seat is connected to the sliding base, and the servo motor is connected to the motor mounting seat;
the output end of the servo motor is connected with the torque meter through a coupler.
Further, the display is electrically connected with the grating.
Further, the base support is connected to the top surface of the installation box body, and the installation box body is provided with a box door capable of being opened and closed.
Further, the bottom of the installation box body is provided with casters.
According to the technical scheme, the embodiment of the utility model has at least the following effects:
1. according to the utility model, when the back clearance of the speed reducer is measured, the speed reducer is arranged on the supporting plate, the input shaft and the output shaft of the speed reducer are respectively connected with the grating shaft in the driving end testing device and the grating shaft in the driven end testing device, the servo motor is controlled to rotate, and when the servo motor rotates, the circular grating can accurately acquire the back clearance value of the speed reducer by measuring the rotation of the grating mounting plate, so that the back clearance measuring precision of the speed reducer is improved;
2. according to the back clearance measuring device, the torque meter is arranged between the output end of the servo motor and the grating mounting plate, so that the output torque of the servo motor can be effectively obtained, and the measurement of the back clearance of the speed reducer under different torques can be effectively realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a measuring device according to the present utility model;
FIG. 2 is a schematic diagram of a measuring device for measuring backlash of a speed reducer;
FIG. 3 is a schematic diagram of the circular grating of the present utility model in operation.
Wherein: 1. a base bracket; 2. a driving end sliding base; 3. a driving end servo motor; 4. a motor mounting seat at the driving end; 5. a drive end coupler; 6. a drive end torque meter; 7. a drive end torque meter adapter; 8. a drive end bearing support; 9. a grating mounting plate at the driving end; 10. a drive end grating shaft; 11. a support plate; 12. a display; 13. the driven end grating is provided with a shaft; 14. a driven end bearing support; 15. a driven end grating mounting plate; 16. a driven end torque meter; 17. a driven end coupling; 18. a driven end sliding base; 19. a driven end motor mounting seat; 20. a driven end servo motor; 21. a slide rail; 22. a surrounding barrier strip; 23. a circular grating; 24. and a grating support.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
It should be noted that, in the description of the present utility model, the directions or positional relationships indicated by the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and do not require that the present utility model must be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. The terms "front", "back", "left", "right", "upper", "lower" as used in the description of the present utility model refer to directions in the drawings, and the terms "inner", "outer" refer to directions toward or away from the geometric center of a particular component, respectively.
The utility model aims to provide a back clearance measuring device with higher precision, which can improve the measuring precision through the arranged circular grating, monitor the output torque of a servo motor through the arranged torque meter, accurately acquire the output torque of the servo motor when measuring the back clearance, and monitor the back clearance of a speed reducer under different torques.
As shown in fig. 1 to 3, the back clearance measuring device of the speed reducer comprises a base bracket 1, wherein a supporting plate 11 for installing the speed reducer is connected to the base bracket 1, sliding bases capable of sliding are arranged on two sides of the supporting plate 11, a driving end testing device is connected to one side of the sliding base, and a driven end testing device is connected to the other side of the sliding base; the driving end testing device and the driven end testing device both comprise a circular grating 23 and a servo motor, the output end of the servo motor is connected with a torque meter, the torque meter is connected with a grating mounting plate through a torque meter adapter, and the grating mounting plate is connected with a grating shaft which is used for being connected with an input shaft of a speed reducer or an output shaft of the speed reducer; the circular grating 23 is installed at one side of the grating mounting plate to measure the backlash of the speed reducer through the grating mounting plate.
According to the utility model, when the back clearance of the speed reducer is measured, the speed reducer is arranged on the supporting plate 11, the input shaft and the output shaft of the speed reducer are respectively connected with the grating shaft in the driving end testing device and the grating shaft in the driven end testing device, the servo motor is controlled to rotate, and when the servo motor rotates, the circular grating can accurately acquire the back clearance value of the speed reducer by measuring the rotation of the grating mounting plate, so that the back clearance measuring precision of the speed reducer is improved.
According to the back clearance measuring device, the torque meter is arranged between the output end of the servo motor and the grating mounting plate, so that the output torque of the servo motor can be effectively obtained, and the measurement of the back clearance of the speed reducer under different torques can be effectively realized.
The present utility model will be described in detail with reference to fig. 1 to 3 by means of a specific embodiment.
The back clearance measuring device of the speed reducer comprises a base support 1, wherein the base support 1 is provided with a plane plate, a support plate 11, a driving end sliding base 2 and a driven end sliding base 18 are connected to the plane plate, and the driving end sliding base 2 and the driven end sliding base 18 are respectively positioned on two sides of the support plate 11. The supporting plate 11 is used for connecting a speed reducer, a speed reducer mounting hole is formed in the supporting plate, and the supporting plate 11 can be fixedly connected to the base support 1 or can be slidably connected to the base support 1.
The top surface of the base support 1 is provided with two parallel slide rails 21, and when the support plate 11 is in sliding connection with the base support 1, the support plate 11 can be placed on the two slide rails 21. In the utility model, the driving end sliding base 2 and the driven end sliding base 18 are both connected with the base bracket 1 in a sliding way through the sliding rail 21, and the purpose of the sliding connection is to enable the driving end sliding base and the driven end sliding base to move so as to enable the output end of the servo motor to be connected with the input shaft and the output shaft of the speed reducer.
The top surface of the drive end sliding base 2 is connected with a drive end servo motor 3 through a drive end motor mounting seat 4, the output end of the drive end servo motor 3 is connected with a drive end torque meter 6 through a drive end coupler 5, the drive end torque meter 6 is connected with a drive end grating shaft 10 through a drive end torque meter connector 7, and the drive end grating shaft 10 is used for being connected with an output shaft of a speed reducer. In order to ensure the rotation stability of the drive end grating shaft 10, a drive end bearing support 8 is also arranged on the periphery of the drive end grating shaft 10. The periphery of the drive end grating shaft 10 is also provided with a drive end grating mounting plate 9, one side of the drive end grating plate 9 is provided with a circular grating 23, and the circular grating 23 is connected with the drive end sliding base 2 through a grating bracket 24. When the drive end grating mounting plate 9 rotates along with the drive end grating shaft 10, the circular grating receives signals to measure the backlash of the speed reducer.
Likewise, the top surface of the driven end sliding base 18 is connected with a driven end servo motor 20 through a driven end motor mounting seat 19, the output end of the driven end servo motor 20 is connected with a driven end torquer 16 through a driven end coupler 17, the driven end torquer 16 is connected with a driven end grating shaft 13 through a driven end torquer joint, and the driven end grating shaft 13 is used for being connected with an input shaft of a speed reducer. In order to ensure the rotation stability of the driven-end grating shaft 13, a driven-end bearing support 14 is also provided on the outer circumference of the driven-end grating shaft 13. The periphery of the driven end grating shaft 13 is also provided with a driven end grating mounting plate 15, one side of the driven end grating plate 15 is provided with a circular grating 23, and the circular grating 23 is connected with the driven end sliding base 18 through a grating bracket 24. When the driven end grating mounting plate 15 rotates along with the driven end grating shaft 13, the circular grating receives signals to measure the backlash of the speed reducer.
When the backlash of the speed reducer is measured, the speed reducer is fixed on the supporting plate 11, then the driven end sliding base 18 is moved, the driven end grating shaft 13 is connected with the input shaft of the speed reducer, and the driven end sliding base 18 is locked through the locking device after connection. Then the drive end sliding base 2 is moved, so that the drive end grating shaft 10 is connected with the output shaft of the speed reducer, and the drive end sliding base 2 is locked by the locking device. The grating shaft and the input shaft and the output shaft of the speed reducer can be connected through a coupler or other shaft locking devices. After connection, the drive end servo motor 3 or the driven end servo motor 20 is controlled to work so as to realize the measurement of the backlash of the speed reducer.
In some further embodiments, the locking device may take the form of a pin, where locking holes are required to be disposed on both the driving end sliding base 2 and the driven end sliding base 18, a row of connecting holes are disposed on the base support 2, and after the driving end sliding base 2 or the driven end sliding base 18 slides in place, the locking of the driving end sliding base 2 or the driven end sliding base 18 is achieved by penetrating the locking holes and the connecting holes through the pin.
In some further embodiments, the device further comprises a controller and a display, wherein the display and the grating are electrically connected with the controller so as to realize signal transmission and back clearance measurement result display, and an input device can be further arranged on the display to set and count the back clearance measurement results under different torques.
In some further embodiments, the base support is connected to a top surface of the mounting box, and the mounting box is provided with an openable box door, and equipment tools can be stored in the mounting box.
In some further embodiments, casters are provided at the bottom of the mounting case, and by providing casters, the overall movement of the device is achieved.
It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.
Claims (10)
1. The back clearance measuring device of the speed reducer is characterized by comprising a base support, wherein the base support is connected with a supporting plate for installing the speed reducer, two sides of the supporting plate are provided with sliding bases capable of sliding, one side of the sliding base is connected with a driving end testing device, and the other side of the sliding base is connected with a driven end testing device;
the driving end testing device and the driven end testing device comprise a circular grating and a servo motor, the output end of the servo motor is connected with a torque meter, the torque meter is connected with a grating mounting disc through a torque meter adapter, and the grating mounting disc is connected with a grating shaft which is used for being connected with an input shaft of a speed reducer or an output shaft of the speed reducer;
the circular grating is arranged on one side of the grating mounting plate so as to measure the backlash of the speed reducer through the grating mounting plate.
2. The device for measuring the backlash of the speed reducer according to claim 1, wherein the supporting plate is provided with a central mounting hole for mounting the speed reducer, and the central mounting hole and the grating shaft are on the same straight line.
3. The device for measuring the backlash of a speed reducer according to claim 1, wherein the base support is symmetrically connected with a slide rail, and the sliding base is slidably connected to the slide rail.
4. A reducer backlash measuring device according to claim 3, characterized by further comprising a locking device for locking the slide base;
the locking device comprises a pin, a locking hole arranged on the sliding base and a plurality of connecting holes arranged on the base support, wherein the connecting holes are in the same vertical plane with the locking holes, and the pin penetrates through the locking holes and the connecting holes to lock the sliding base.
5. A reducer backlash measuring device according to claim 3, characterized in that the support plate is slidingly connected to the slide rail.
6. The device for measuring backlash of a speed reducer according to claim 1, characterized in that the support plate is fixedly connected to the base bracket.
7. The reducer backlash measurement device according to claim 1, characterized in that the sliding base is connected with a motor mount, and the servo motor is connected to the motor mount;
the output end of the servo motor is connected with the torque meter through a coupler.
8. The device for measuring backlash of a speed reducer according to claim 1, further comprising a display, wherein the display is electrically connected to the grating.
9. The device for measuring the backlash of the speed reducer according to claim 1, wherein the base bracket is connected to the top surface of the installation box body, and the installation box body is provided with an openable box door.
10. The device for measuring the backlash of a speed reducer according to claim 9, wherein the bottom of the installation box body is provided with casters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333647.0U CN219736273U (en) | 2023-02-28 | 2023-02-28 | Back clearance measuring device of speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333647.0U CN219736273U (en) | 2023-02-28 | 2023-02-28 | Back clearance measuring device of speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219736273U true CN219736273U (en) | 2023-09-22 |
Family
ID=88051620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320333647.0U Active CN219736273U (en) | 2023-02-28 | 2023-02-28 | Back clearance measuring device of speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219736273U (en) |
-
2023
- 2023-02-28 CN CN202320333647.0U patent/CN219736273U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205898448U (en) | Line gear transmission test bench | |
| CN204329980U (en) | A kind of electric dynamic triaxial is without magnetic teleclinometer verification turntable | |
| CN206330758U (en) | A kind of test-bed for being used to test driving motor for electric automobile system reliability | |
| CN109406136A (en) | Precision speed reduction device multi-function test stand | |
| CN219736273U (en) | Back clearance measuring device of speed reducer | |
| CN113686571A (en) | Torque and speed fluctuation testing system and method for steering intermediate shaft | |
| CN210802890U (en) | Testing device | |
| CN111238848A (en) | Vibration loading mechanism and performance testing device for Mars vehicle moving system | |
| CN215865819U (en) | Sliding bearing limit PV value tester | |
| CN210513687U (en) | Ultra-high precision gearbox test system | |
| CN112082458B (en) | Building engineering construction monitor | |
| CN210773794U (en) | Utensil is examined to car power assisted steering system transmission shaft | |
| CN110031223B (en) | Bearing friction torque measuring device | |
| CN209387282U (en) | A kind of detection device of gear box | |
| CN217059340U (en) | Mechanical testing device for speed reducer | |
| CN216206519U (en) | High-low temperature characteristic inspection machine for laboratory | |
| CN216559448U (en) | Long-shaft torque detection device | |
| CN214352285U (en) | Gear set overturning mechanism of wheel-side speed reducer oil running-in table | |
| CN210923070U (en) | Speed reducer hysteresis curve test platform | |
| CN219551861U (en) | Speed reducer commutator integral type detection mechanism | |
| CN214870396U (en) | High-precision two-shaft rotating mechanism | |
| CN205940976U (en) | Stagnant curve testing arrangement returns | |
| CN215373924U (en) | Back clearance detection device of speed reducer | |
| CN220729190U (en) | Novel angle measuring device for vertical X-ray diffractometer | |
| CN220893239U (en) | Centering structure with brake wheel coupler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |