CN216695571U - Transmission synchronizer shift life test speed measurement assembly with fixing device - Google Patents
Transmission synchronizer shift life test speed measurement assembly with fixing device Download PDFInfo
- Publication number
- CN216695571U CN216695571U CN202123222118.3U CN202123222118U CN216695571U CN 216695571 U CN216695571 U CN 216695571U CN 202123222118 U CN202123222118 U CN 202123222118U CN 216695571 U CN216695571 U CN 216695571U
- Authority
- CN
- China
- Prior art keywords
- speed measuring
- barrel
- transmission
- life test
- speed
- 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
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a transmission synchronizer gear-shifting life test speed measurement assembly with a fixing device, and relates to the technical field of transmission test equipment; the speed measuring device comprises a speed measuring shaft and a barrel, wherein a speed measuring shaft bearing is arranged in the barrel, a speed changer mounting panel is sleeved on the outer wall of one end of the barrel, and a photoelectric encoder is arranged at the other end of the barrel; the speed measuring shaft is installed in the barrel through the speed measuring shaft bearing, one end of the speed measuring shaft is connected with an input spline sleeve through a connecting piece, and the other end of the speed measuring shaft is connected with the photoelectric encoder through a plum blossom elastic coupling. Compared with the prior art, the utility model can solve the problems that the deflection deformation of the input shaft is increased and the vibration quantity of the input shaft is increased due to the fact that the speed measuring assembly is directly sleeved on the input shaft spline of the transmission in the existing contact type speed measuring mode, so that the bearing on the input shaft is easy to fail, and finally the shift service life test of the synchronizer is failed.
Description
Technical Field
The utility model relates to the technical field of transmission test equipment, in particular to a transmission synchronizer gear-shifting service life test speed measurement assembly with a fixing device.
Background
The transmission synchronizer gear-shifting life test is used for simulating frequent and repeated gear shifting of a driver and verifying the stability and reliability of the working process of the transmission synchronizer, is an important means for examining the design parameters and quality stability of the synchronizer after the new project development and the project quantity of the transmission, and has the following key factors for influencing the test: input speed, shift force, and oil temperature. The input rotating speed is input according to a specified value of a test outline to provide a rotating speed for a driving motor, the transmission automatically switches gears through a rack manipulator to engage, the speed ratios of different gear gears are different, the output rotating speed changes according to a certain speed ratio value, and the output rotating speed needs to be monitored in the test process and is used for judging whether the transmission is smoothly engaged into the corresponding gear. At present, two main ways of measuring the rotating speed are contact and non-contact. Because the current rack framework design does not support the non-contact speed measuring mode, the output rotating speed is generally detected by a laboratory in the contact speed measuring mode, the speed measuring component with the photoelectric encoder is sleeved on the input shaft spline of the speed changer to synchronously rotate and measure the speed during detection, the speed measuring principle of the photoelectric encoder is that the mechanical rotation variation of the input shaft is converted into pulse or digital quantity through photoelectricity to realize rotating speed reading, signals collected by the encoder are converted through digital processing of the test rack, the output rotating speed of the corresponding gear of the test speed changer is displayed on a computer screen of the test rack in real time, so that a tester can monitor and judge whether the gear is hung smoothly or not, and whether the test process is abnormal or not. Because the whole speed measuring assembly is directly sleeved on the input shaft spline of the transmission, the deflection deformation of the input shaft is increased, the vibration quantity of the input shaft is increased, the bearing failure on the input shaft is easily caused, and finally the shift service life test failure of the synchronizer is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a speed measuring assembly for a transmission synchronizer shift life test, which is provided with a fixing device and can solve the problems that the deflection deformation of an input shaft is increased, the vibration quantity of the input shaft is increased, a bearing on the input shaft is easy to fail and finally the shift life test of the synchronizer fails because the speed measuring assembly is directly sleeved on an input shaft spline of a transmission in the existing contact speed measuring mode.
In order to solve the problems, the utility model adopts the technical scheme that: the speed measuring assembly with the fixing device for the transmission synchronizer shift life test comprises a speed measuring shaft and a barrel, wherein a speed measuring shaft bearing is arranged in the barrel, a transmission mounting panel is sleeved on the outer wall of one end of the barrel, and a photoelectric encoder is arranged at the other end of the barrel; the speed measuring shaft is installed in the barrel through the speed measuring shaft bearing, one end of the speed measuring shaft is connected with an input spline sleeve through a connecting piece, and the other end of the speed measuring shaft is connected with the photoelectric encoder through a plum blossom elastic coupling.
In the above technical solution, a more specific technical solution may also be: and a first flange which is abutted against the transmission mounting panel is further arranged on the outer wall of the cylinder body.
Furthermore, a plurality of first through holes are formed in the first flange, and second through holes corresponding to the first through holes are formed in the transmission mounting panel.
Furthermore, a second flange with a plurality of third through holes is arranged on the outer wall of the photoelectric encoder close to one end of the quincuncial elastic coupling, a blind hole corresponding to the third through hole is formed in the cylinder wall of the other end of the cylinder, and the photoelectric encoder is connected with the cylinder through a first bolt penetrating through the third through hole and the blind hole.
Further, the cylinder is cylindrical.
Further, the connecting piece is a second bolt.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
1. during testing, the speed changer mounting panel and the flange are connected together through a third bolt which is arranged in the second through hole and the first through hole in a penetrating mode, the speed changer is fixed on the speed changer mounting panel, the input spline sleeve is sleeved on an input shaft spline of the speed changer, speed measurement can be started, the photoelectric encoder is physically connected with the input shaft of the speed changer through the input spline sleeve, the speed measurement shaft and the plum blossom elastic coupling, synchronous rotation speed measurement is achieved, the barrel bears the weight of the whole speed measurement assembly, extra weight is not added to the input shaft of the speed changer, vibration damage to a bearing of the input shaft of the speed changer is reduced, and the test quality of the shift life of the whole synchronizer is guaranteed.
2. The speed measuring component is fixed in the cylindrical barrel, so that the mounting strength requirement can be met, the light weight design can be realized, and the coaxiality mounting precision of the input shaft of the matching transmission can be improved. Through switching the corresponding input spline housing, the quick switching of the gear-shifting service life tests of the transmission synchronizers of a plurality of models can be realized, the installation workload is reduced, and the test efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The utility model will be further described in detail with reference to the following examples:
as shown in fig. 1, the speed measuring assembly for the transmission synchronizer shift life test with the fixing device comprises a speed measuring shaft 1 and a cylinder 2, wherein the cylinder 2 is cylindrical, a speed measuring shaft bearing 3 is arranged in the cylinder 2, a transmission mounting panel 4 is sleeved on the outer wall of one end of the cylinder 2, and a photoelectric encoder 5 is arranged at the other end of the cylinder 2; the speed measuring shaft 1 is installed in the barrel 2 through a speed measuring shaft bearing 3, one end of the speed measuring shaft 1 is connected with an input spline sleeve 6 through a connecting piece, the connecting piece is a second bolt, and the other end of the speed measuring shaft is connected with a photoelectric encoder 5 through a plum blossom elastic coupling 7.
The outer wall of the cylinder body 2 is also provided with a first flange 2-1 which is abutted against the transmission mounting panel 4, the first flange 2-1 is provided with a plurality of first through holes, and the transmission mounting panel 4 is provided with second through holes corresponding to the first through holes.
The photoelectric encoder 5 is provided with a second flange 5-1 with a plurality of third through holes on the outer wall of one end of the plum blossom-shaped elastic coupling 7, a blind hole corresponding to the third through hole is arranged on the cylinder wall of the other end of the cylinder 2, and the photoelectric encoder 5 and the cylinder 2 are connected together through a first bolt penetrating the third through hole and the blind hole.
During testing, the speed changer mounting panel 4 and the flange 2-1 are connected together through a third bolt which is arranged in the second through hole and the first through hole in a penetrating mode, then the speed changer is fixed on the speed changer mounting panel 4, the input spline sleeve 6 is sleeved on an input shaft spline of the speed changer, speed measurement can be started, the photoelectric encoder 5 is physically connected with the input shaft of the speed changer through the input spline sleeve 6, the speed measurement shaft 1 and the plum blossom elastic coupling 7, synchronous rotation speed measurement is achieved, the barrel 2 bears the weight of the whole speed measurement assembly, extra weight is not added to the input shaft of the speed changer, vibration damage to a bearing of the input shaft of the speed changer is reduced, and the gear shifting service life test quality of the whole synchronizer is guaranteed.
The speed measuring component is fixed in the cylindrical barrel, so that the mounting strength requirement can be met, the light weight design can be realized, and the coaxiality mounting precision of the input shaft of the matching transmission can be improved. Through switching the corresponding input spline housing, the quick switching of the gear-shifting service life tests of the transmission synchronizers of a plurality of models can be realized, the installation workload is reduced, and the test efficiency is improved.
Claims (6)
1. The utility model provides a derailleur synchronous ware shift life test speed measuring subassembly with fixing device which characterized in that: the speed measuring device comprises a speed measuring shaft and a barrel, wherein a speed measuring shaft bearing is arranged in the barrel, a transmission mounting panel is sleeved on the outer wall of one end of the barrel, and a photoelectric encoder is arranged at the other end of the barrel; the speed measuring shaft is installed in the barrel through the speed measuring shaft bearing, one end of the speed measuring shaft is connected with an input spline sleeve through a connecting piece, and the other end of the speed measuring shaft is connected with the photoelectric encoder through a plum blossom elastic coupling.
2. The transmission synchronizer shift life test tachometer assembly with fixing device of claim 1, characterized in that: and a first flange which is abutted against the transmission mounting panel is further arranged on the outer wall of the cylinder body.
3. The transmission synchronizer shift life test tachometer assembly with fixing device of claim 2, characterized in that: the first flange is provided with a plurality of first through holes, and the transmission mounting panel is provided with second through holes corresponding to the first through holes.
4. The transmission synchronizer shift life test tachometer assembly with fixing device of claim 1 or 2 or 3, characterized in that: the photoelectric encoder is provided with a second flange with a plurality of third through holes on the outer wall of one end close to the plum blossom elastic coupling, a blind hole corresponding to the third through hole is formed in the cylinder wall of the other end of the cylinder, and the photoelectric encoder and the cylinder are connected together through a first bolt penetrating in the third through hole and the blind hole.
5. The transmission synchronizer shift life test tachometer assembly of claim 4, wherein: the cylinder is cylindrical.
6. The transmission synchronizer shift life test tachometer assembly of claim 5, wherein: the connecting piece is a second bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123222118.3U CN216695571U (en) | 2021-12-21 | 2021-12-21 | Transmission synchronizer shift life test speed measurement assembly with fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123222118.3U CN216695571U (en) | 2021-12-21 | 2021-12-21 | Transmission synchronizer shift life test speed measurement assembly with fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216695571U true CN216695571U (en) | 2022-06-07 |
Family
ID=81840867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123222118.3U Active CN216695571U (en) | 2021-12-21 | 2021-12-21 | Transmission synchronizer shift life test speed measurement assembly with fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216695571U (en) |
-
2021
- 2021-12-21 CN CN202123222118.3U patent/CN216695571U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105784354A (en) | Automobile mechanical gearbox transmission error comprehensive testing device and method | |
| CN103076173A (en) | Rolling bearing fault detection device | |
| CN107991095A (en) | The life test apparatus and method of robot precision cycloid decelerator | |
| CN216695571U (en) | Transmission synchronizer shift life test speed measurement assembly with fixing device | |
| CN108896314B (en) | Detection device for angular contact ball bearing operating state | |
| CN205520745U (en) | Electricity main shaft mechatronic detecting system | |
| CN110887660B (en) | Main impact point detection method for reducer meshing backlash impact abnormal sound | |
| CN216816010U (en) | Device for measuring reverse torque of one-way bearing | |
| CN104034527B (en) | A kind of AMT off-line test method | |
| CN103291890B (en) | A kind of low speed gear information casing | |
| CN205642831U (en) | Automobile machinery formula derailleur transmission error integrated test device | |
| CN102996720B (en) | Multifunctional fault diagnosis gear box for gears | |
| CN110118654A (en) | A kind of auto pump shaft connecting bearing testing machine | |
| CN112881010A (en) | Electromagnetic clutch reliability test device | |
| CN212932679U (en) | Adjustable speed sensor performance testing device | |
| CN210268976U (en) | Large-torque diesel engine starting resistance moment measuring device | |
| CN111947921A (en) | Gear meshing parameter adjusting and measuring device and system | |
| CN204346702U (en) | A kind of pick-up unit of gear train assembly | |
| CN209992173U (en) | Automobile water pump shaft connection bearing testing machine | |
| CN110031223B (en) | Bearing friction torque measuring device | |
| CN114813108B (en) | Manual transmission gear contact spot and shell deformation test device and method | |
| CN216012727U (en) | Electromagnetic clutch reliability test device | |
| CN213301673U (en) | Spare part life test equipment | |
| CN111337246A (en) | Dynamic performance evaluation and optimization method for arc-shaped tooth surface worm speed reducer | |
| CN213022293U (en) | Gear box detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |