CN202928797U - Simulation experiment system of gear fault - Google Patents
Simulation experiment system of gear fault Download PDFInfo
- Publication number
- CN202928797U CN202928797U CN 201220658995 CN201220658995U CN202928797U CN 202928797 U CN202928797 U CN 202928797U CN 201220658995 CN201220658995 CN 201220658995 CN 201220658995 U CN201220658995 U CN 201220658995U CN 202928797 U CN202928797 U CN 202928797U
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- motor
- shaft
- transmission shaft
- gear case
- output shaft
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Abstract
Disclosed in the utility model is a simulation experiment system of a gear fault. The system comprises a pedestal, a motor, a transmission shaft, a gear case and a magnetic powder torsional force device. The motor is fixedly installed on a motor installation seat; and a motor output shaft is connected with a driving pulley. The transmission shaft is fixedly installed on the pedestal by a transmission shaft support seat; a driven pulley is arranged at one end of the transmission shaft and is in transmission connection with the driving pulley of the motor output shaft by a transmission belt; and the other end of the transmission shaft I is connected with an input shaft of the gear case by a coupler A and an output shaft of the gear case is connected with the magnetic powder torsional force device by a coupler B. Besides, a sensor is arranged on the gear case and is connected with a signal collection system signal input terminal; and the signal output terminal of the signal collection system is connected with a computer. When the system is used to carry out a fault simulation experiment on the gear case portion, the mechanical vibration caused by a fault part is not transmitted directly to the motor to cause an effect on the motor, so that the overall service life of the simulation experimentation system is prolonged generally.
Description
Technical field
The utility model belongs to mechanical fault analogue technique field, is specifically related to a kind of gear distress experimental system for simulating.
Background technology
Bearing, gear, coupling shaft malfunction test device are as the exemplary device of rotary machinery fault diagnosis, the Study on Fault that is rotated machinery for the student of related discipline and scientific research personnel provides good experimental subjects, the Faults setting that installs by experiment, fault diagnosis research is carried out in scientific research easily.The gear distress analogue experiment installation of prior art generally directly is connected motor by shaft coupling with gear set, like this after the many experiments operation, shaft coupling, rotating shaft and the motor that is connected with the fault gear is all easily impaired, be unfavorable for obtaining of experimental data, also reduced the serviceable life of experimental provision integral body.
Summary of the invention
The purpose of this utility model is: for the deficiency that prior art exists, provide a kind of rational in infrastructure, gear distress experimental system for simulating that whole service life is long.
For realizing the purpose of the utility model, be achieved by the following technical solutions: a kind of gear distress experimental system for simulating includes base, motor, transmission shaft, gear case and magnetic power twister; Described motor is fixedly mounted on motor mount, and motor output shaft is connected with driving pulley; Described transmission shaft is fixedly mounted on base by transmission shaft support, transmission shaft one end is provided with driven pulley, driven pulley and driving pulley are positioned on same perpendicular, driven pulley is in transmission connection by the driving pulley of driving-belt and described motor output shaft, and the transmission shaft other end is connected with gearbox input shaft by shaft coupling A; Gearbox output shaft is connected with described magnetic power twister by shaft coupling B; Be provided with the sensor in order to detection of gear case annular wheel operational factor on described gear case; Sensor is connected with the signal acquiring system signal input part, and the signal acquiring system signal output part is connected with computing machine.
As preferred version: motor mount is provided with at least two bar holes vertical with motor output shaft, and motor mount is connected on base by the screw that passes bar hole.Motor position can move left and right like this, is convenient to regulate the elasticity of driving-belt or changes driving-belt.
As preferred version: on described base, the motor mount symmetria bilateralis is provided with the motor position regulating part of two regulating electric machine positions, and the adjusting direction of motor position regulating part is mutually vertical with the output shaft direction of motor.Described motor position regulating part comprises the adjustment seat that is fixedly connected with base, the set screw that is spirally connected with adjustment seat, and be screwed onto set nut on set screw, on described motor mount, the position of corresponding set screw front end is provided with locating piece.The motor position regulating part is convenient to the relative position of accurate regulating electric machine mount pad and base on the one hand, thus the regulating electric machine position, and on the other hand, the motor position regulating part can be with the motor mount Primary Location before motor mount is completely fixed.
Compared with prior art, the beneficial effects of the utility model are: because gearbox input shaft passes through shaft coupling A connection for transmission axle, transmission shaft is connected with motor by driving-belt again, like this, when gear case partly being carried out the fault simulation experiment, the mechanical vibration that failed part causes can not be directly conducted to motor motor is exerted an influence, and have extended generally the serviceable life of experimental system for simulating integral body.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of motor position regulating part part.
Fig. 3 is the workflow diagram of fault diagnosis software.
1, base; 2, motor mount; 201, locating piece; 202, bar hole; 3, motor; 4, motor position regulating part; 401 adjustment seats; 402, set nut; 403, set screw; 5, driven pulley; 6, transmission shaft support; 7, transmission shaft; 8, shaft coupling A; 9, gear case; 91, gearbox input shaft; 92, gearbox output shaft; 10, sensor; 11, magnetic power twister; 12, shaft coupling B; 13, driving-belt; 14, driving pulley.
Embodiment
The below makes a detailed explanation embodiment of the present utility model with reference to the accompanying drawings.
To a kind of gear distress experimental system for simulating shown in Figure 3, include base 1, motor 3, transmission shaft 7, gear case 9 and magnetic power twister 11 according to Fig. 1; Described motor 3 is fixedly mounted on motor mount 2, and motor 3 output shafts are connected with driving pulley 14; Described transmission shaft 7 is fixedly mounted on base 1 by transmission shaft support 6, transmission shaft 7 one ends are provided with driven pulley 5, driven pulley 5 is positioned on same perpendicular with driving pulley 14, driven pulley 5 is in transmission connection by the driving pulley 14 of driving-belt 13 with described motor 3 output shafts, and transmission shaft 7 other ends are connected with gearbox input shaft 91 by shaft coupling A8; Gearbox output shaft 92 is connected with described magnetic power twister 11 by shaft coupling B12; Be provided with the sensor 10 in order to detection of gear case 9 annular wheel operational factors on described gear case 9; Sensor 10 is connected with the signal acquiring system signal input part, and the signal acquiring system signal output part is connected with computing machine.
Described transmission shaft 7 is arranged on transmission shaft support 6 by two bearings, at least be provided with one group of gear pair in described gear case 9, two gears are arranged on respectively on gearbox input shaft 91 and gearbox output shaft 92, carry out gear distress when experiment arbitrary gear or all gears to be replaced with defective gear and to test.Described gearbox input shaft 91 and gearbox output shaft 92 all are arranged on gear case 9 by bearing.
On described base 1, motor mount 2 symmetria bilateralis are provided with the motor position regulating part 4 of two regulating electric machine 3 positions, and the adjusting direction of motor position regulating part 4 is mutually vertical with the output shaft direction of motor 3.Described motor position regulating part 4 comprises the adjustment seat 401 that is fixedly connected with base 1, the set screw 403 that is spirally connected with adjustment seat, and being screwed onto set nut 402 on set screw, on described motor mount 2, the position of corresponding set screw 403 front ends is provided with locating piece 201.Bar hole 202 and screw that motor position regulating part 4 coordinates on motor mount 2, accurately regulating electric machine mount pad 2 is along bar hole 202 direction displacements, thereby regulating electric machine 3 positions, on the other hand, motor position regulating part 4 can with motor mount 2 Primary Location, make the driving pulley 14 on motor 3 output shafts in the same plane with driven pulley 5 before motor mount 2 is completely fixed.
When testing, confirm first whether driving-belt and driving pulley 14, driven pulley 5 connect, if belt tension is excessive or too small, unclamp the screw at motor mount 2 bar hole 202 places, the set screw 403 of regulating electric machine position adjustments part 4, to adjust belt tension (press...withing one's finger, the degree of the 10mm left and right of approximately avaling), the screw that then screws bar hole 202 places is completely fixed motor mount 2 and base 1.
Then connect motor 3 power supplys, adjust motor 3 to the rotating speed of needs, after confirmation gear case 9 this moment and magnetic power twister 11 all work, disconnect motor 3 power supplys.
Then can carry out the gear distress simulation, after disable motor 3 power supplys, take gear case 9 apart, change defective gear, after again installing gear case 9, starter motor 3 power supplys, regulating electric machine 3 start magnetic power twister 11 to the gear case loading to the needs rotating speed.
The sensors A 10 that is installed on gear case 9 records the vibration signal that produces when gear case 9 turns round, after processing, signal acquiring system delivers to computing machine, signals collecting software on computing machine is preserved the data of obtaining and show, fault diagnosis software on computing machine is obtained after data the diagnosing malfunction analysis, finally confirms Trouble cause.The workflow of described fault diagnosis software as shown in Figure 3.
Bearing on described gearbox input shaft 91 and gearbox output shaft 92 also can change defective bearing into and carry out simulated experiment.
Above-described embodiment is only this patent embodiment preferably, and the structure that all employing the technical program are described, feature and the variation on its spiritual principle, modification all belong to the protection domain of this patent.
Claims (3)
1. a gear distress experimental system for simulating, is characterized in that: include base, motor, transmission shaft, gear case and magnetic power twister; Described motor is fixedly mounted on motor mount, and motor output shaft is connected with driving pulley; Described transmission shaft is fixedly mounted on base by transmission shaft support, transmission shaft one end is provided with driven pulley, driven pulley and driving pulley are positioned on same perpendicular, driven pulley is in transmission connection by the driving pulley of driving-belt and described motor output shaft, and the transmission shaft other end is connected with gearbox input shaft by shaft coupling A; Gearbox output shaft is connected with described magnetic power twister by shaft coupling B; Be provided with the sensor in order to detection of gear case annular wheel operational factor on described gear case; Sensor is connected with the signal acquiring system signal input part, and the signal acquiring system signal output part is connected with computing machine.
2. a kind of gear distress experimental system for simulating according to claim 1, it is characterized in that: motor mount is provided with at least two bar holes vertical with motor output shaft, and motor mount is connected on base by the screw that passes bar hole.
3. a kind of gear distress experimental system for simulating according to claim 1, it is characterized in that: on described base, the motor mount symmetria bilateralis is provided with the motor position regulating part of two regulating electric machine positions, and the adjusting direction of motor position regulating part is mutually vertical with the output shaft direction of motor; Described motor position regulating part comprises the adjustment seat that is fixedly connected with base, the set screw that is spirally connected with adjustment seat, and be screwed onto set nut on set screw, on described motor mount, the position of corresponding set screw front end is provided with locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220658995 CN202928797U (en) | 2012-12-03 | 2012-12-03 | Simulation experiment system of gear fault |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220658995 CN202928797U (en) | 2012-12-03 | 2012-12-03 | Simulation experiment system of gear fault |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202928797U true CN202928797U (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220658995 Expired - Fee Related CN202928797U (en) | 2012-12-03 | 2012-12-03 | Simulation experiment system of gear fault |
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| CN (1) | CN202928797U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103616179A (en) * | 2013-12-05 | 2014-03-05 | 广西大学 | Transmission gear fatigue life assessment method based on defect modeling |
| US20170255190A1 (en) * | 2016-03-04 | 2017-09-07 | The Boeing Company | Apparatus and Method for Simulating a Failure Response in an Electromechanical Actuator |
| CN113990140A (en) * | 2021-11-09 | 2022-01-28 | 武汉理工大学 | Fault simulation system of rotating machinery |
-
2012
- 2012-12-03 CN CN 201220658995 patent/CN202928797U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103616179A (en) * | 2013-12-05 | 2014-03-05 | 广西大学 | Transmission gear fatigue life assessment method based on defect modeling |
| US20170255190A1 (en) * | 2016-03-04 | 2017-09-07 | The Boeing Company | Apparatus and Method for Simulating a Failure Response in an Electromechanical Actuator |
| US10152050B2 (en) * | 2016-03-04 | 2018-12-11 | The Boeing Company | Apparatus and method for simulating a failure response in an electromechanical actuator |
| CN113990140A (en) * | 2021-11-09 | 2022-01-28 | 武汉理工大学 | Fault simulation system of rotating machinery |
| CN113990140B (en) * | 2021-11-09 | 2024-06-25 | 武汉理工大学 | Fault simulation system of rotary machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20181203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |