CN107515114A - Variable-angle electric-machine directly-driven shaft coupling life test machine - Google Patents
Variable-angle electric-machine directly-driven shaft coupling life test machine Download PDFInfo
- Publication number
- CN107515114A CN107515114A CN201611003077.XA CN201611003077A CN107515114A CN 107515114 A CN107515114 A CN 107515114A CN 201611003077 A CN201611003077 A CN 201611003077A CN 107515114 A CN107515114 A CN 107515114A
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- Prior art keywords
- shaft coupling
- bearing block
- variable
- life test
- machine
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/022—Power-transmitting couplings or clutches
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
A kind of variable-angle electric-machine directly-driven shaft coupling life test machine, field is tested for mechanical transmission component.Including loading section, lifting frame part, hydraulic system and control system；Variable frequency high-speed motor is housed, its output shaft inputs axis connection by shaft coupling one and bearing block one, and sample shaft coupling left end flange exports axis connection with bearing block one on the base of loading section；The sample shaft coupling right-hand member flange of lifting frame part is connected with torque sensor, torque sensor inputs axis connection with bearing block two, the output shaft of bearing block two is connected with surveying work machine input shaft by shaft coupling two, equipped with hydraulic jack, displacement transducer between lifting mobile base and lifting base.The present invention can simulate the real work operating mode of sample shaft coupling to greatest extent, and life test is done to sample shaft coupling；The load of loading can be largely changed into electric energy, be incorporated to internal electric network, energy-conserving and environment-protective, saved experimentation cost, reduce testing expenses；The research and development process of shaft coupling can effectively be accelerated.
Description
Technical field
It is specifically a kind of for the experiment shaft coupling life-span the present invention relates to mechanical transmission component technical field of test equipment
Equipment.
Background technology
High speed cage shaft coupling species is a lot, applies mostly in fields such as Aeronautics and Astronautics, special vehicles, its working speed
Thousands of rev/min are can reach, but the testing equipment of domestic experiment high speed cage shaft coupling fatigue cycle life is seldom, directly makes
The about research and development of high speed cage shaft coupling.
The content of the invention
For overcome the deficiencies in the prior art, goal of the invention of the invention is to provide a kind of variable-angle electric-machine directly-driven shaft coupling
Device life test machine, service life experiment can be done to shaft coupling in good time.
For achieving the above object, the present invention includes loading section, lifting frame part, hydraulic system and control system；
Variable frequency high-speed motor is installed on the base of the loading section, the output shaft of variable frequency high-speed motor by shaft coupling one with
The input axis connection of bearing block one, the left end flange of sample shaft coupling are connected with the output shaft flange of bearing block one；
Torque sensor, bearing block two are installed in the lifting mobile base of the lifting frame part and survey work machine；Sample shaft coupling
The right-hand member flange of device is connected with torque sensor, the input axis connection of torque sensor and bearing block two, the output of bearing block two
Axle is connected with surveying the input shaft of work machine by shaft coupling two, and the He of hydraulic jack one is housed between lifting mobile base and lifting base
Hydraulic jack two, displacement transducer；
Hydraulic jack one, the hydraulic jack two of the hydraulic system are connected by oil pipe two, oil pipe one respectively with hydraulic system；
The control system is connected with variable frequency high-speed motor, torque sensor, displacement transducer, survey work machine, hydraulic system respectively,
Internal electric network provides power for control system.
The three-phase electricity that the survey work machine is sent is incorporated to internal electric network by boost rectifier, offsets part variable frequency high-speed motor
Input power.
The torque sensor is wireless transmission type torque sensor.
Institute's displacement sensors are located at the medium position between hydraulic jack one and hydraulic jack two.
The control system rises limiting alarm system with moment of torsion overload alarm, lifting frame.
The present invention compared with prior art, can simulate the real work operating mode of sample shaft coupling to greatest extent, for example turn
Speed, loading, change of angle etc., reliability and life test are done to sample shaft coupling；The load of loading can be largely changed
For electric energy, internal electric network is incorporated to, energy-conserving and environment-protective, has saved experimentation cost, reduces testing expenses；Shaft coupling can significantly be shortened
Verification experimental verification and the installation proving time, accelerate the research and development process of shaft coupling.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is control system logic diagram of the present invention.
Embodiment
As shown in Figure 1 and Figure 2, the present invention includes loading section, lifting frame part, hydraulic system and control system.
Variable frequency high-speed motor 5 is installed, shaft coupling 1 passes through key 1 and frequency-conversion high-speed on the base 2 of the loading section
The output axis connection of motor 5, shaft coupling 1 pass through the input axis connection of key 29 and bearing block 1, a left side for sample shaft coupling 13
End flanges 12 are connected with the output shaft flange of bearing block 1.Base 2 can be moved horizontally, be joined with adapting to different samples
The length of axle device 13.
Torque sensor 14, bearing block 2 15 are installed in the lifting mobile base 24 of the lifting frame part and survey work machine
21；The right-hand member flange of sample shaft coupling 13 is connected with torque sensor 14, the input shaft of torque sensor 14 and bearing block 2 15
Connection, shaft coupling 2 16 is by the output axis connection of key 3 18 and bearing block 2 15, and shaft coupling 2 16 is by key 4 19 with surveying work
The input axis connection of machine 21, between lifting mobile base 24 and lifting base 28 equipped with hydraulic jack 1 and hydraulic jack 2 27,
Displacement transducer 25.The torque sensor 14 is wireless transmission type torque sensor.Institute's displacement sensors 25 are located at hydraulic pressure
Medium position between oil cylinder 1 and hydraulic jack 2 27, to detect the height difference H value of sample shaft coupling 13.
Hydraulic jack 1, the hydraulic jack 2 27 of the hydraulic system 32 pass through oil pipe two respectively with hydraulic system 32
31st, oil pipe 1 connects, the height of hydraulic jack 1 and hydraulic jack 2 27 for controlling lifting mobile base 24.
The control system respectively with variable frequency high-speed motor 5, torque sensor 14, displacement transducer 25, survey work machine 21, liquid
Pressure system 32 connects, and internal electric network provides power for control system.Also there is control system moment of torsion overload alarm, lifting frame to rise
The due various protection devices of the automation equipments such as limiting alarm.
The three-phase electricity that the survey work machine 21 is sent is incorporated to internal electric network by boost rectifier 1, can offset part frequency conversion
The input power of high-speed electric expreess locomotive 5, the kinetic energy of loading load can be changed into electric energy.
The job order of the present invention is as follows：
1st, control system works by programme-control hydraulic system 32, torque sensor 14, displacement transducer 25 and each part self-test
After errorless, start variable frequency high-speed motor 5, drive sample sample shaft coupling 13 and survey work machine 21 to rotate, torque sensor 14 and position
Displacement sensor 25 is by the data feedback of detection to control system；
2nd, control system is by parameter set in advance (parameter is determined by the actual condition of simulation sample), by surveying work machine 21 to examination
Sample shaft coupling 13 loads moment of torsion, and the kinetic energy of input can be changed into electric energy by surveying work machine 21, and the size of moment of torsion is by torque sensor 14
Detection, and the loading moment of torsion of work machine 21 is surveyed in closed-loop control, and the moment of torsion of loading can be the curve of dynamic change；
3rd, control system is controlled by parameter set in advance to the rotating speed of sample shaft coupling 13, by the frequency converter of control system
The rotating speed of variable frequency high-speed motor 5 is controlled, the internal sensor of variable frequency high-speed motor 5 detects the rotating speed of variable frequency high-speed motor 5, and will
Data feedback is to control system, with the rotating speed of closed-loop control variable frequency high-speed motor 5；
4th, control system is controlled by parameter set in advance to the operating angle α of sample shaft coupling 13, in sample shaft coupling
In the case that 13 installation sites determine, the horizontal range L values at the both ends of sample shaft coupling 13 are constant, pass through hydraulic jack 1
The height of lifting mobile base 24 is controlled with hydraulic jack 2 27, with the height difference H value of Control Assay shaft coupling 13, to ensure to try
The operating angle α of sample shaft coupling 13；
5th, control system can draw torsion by the data real-time display of each Sensor monitoring on the screen of control system
Various real-time curves required for square, rotating speed and angle etc..
Claims (5)
- A kind of 1. variable-angle electric-machine directly-driven shaft coupling life test machine, it is characterised in that：Including loading section, lifting frame portion Divide, hydraulic system（32）And control system；The base of the loading section（2）On variable frequency high-speed motor is installed（5）, variable frequency high-speed motor（5）Output shaft pass through Shaft coupling one（8）With bearing block one（11）Input axis connection, sample shaft coupling（13）Left end flange（12）With bearing block one （11）Output shaft flange connection；The lifting mobile base of the lifting frame part（24）On torque sensor is installed（14）, bearing block two（15）With survey work Machine（21）；Sample shaft coupling（13）Right-hand member flange and torque sensor（14）Connection, torque sensor（14）With bearing block two （15）Input axis connection, bearing block two（15）Output shaft with survey work machine（21）Input shaft pass through shaft coupling two（16）Even Connect, lifting mobile base（24）With lifting base（28）Between hydraulic jack one is housed（26）With hydraulic jack two（27）, displacement pass Sensor（25）；The hydraulic system（32）Hydraulic jack one（26）, hydraulic jack two（27）With hydraulic system（32）Pass through oil pipe respectively Two（31）, oil pipe one（29）Connection；The control system respectively with variable frequency high-speed motor（5）, torque sensor（14）, displacement transducer（25）, survey work machine （21）, hydraulic system（32）Connection, internal electric network provide power for control system.
- 2. variable-angle electric-machine directly-driven shaft coupling life test machine according to claim 1, it is characterised in that：The survey work Machine（21）The three-phase electricity sent passes through boost rectifier（1）Internal electric network is incorporated to, offsets part variable frequency high-speed motor（5）Input Power.
- 3. variable-angle electric-machine directly-driven shaft coupling life test machine according to claim 1, it is characterised in that：The moment of torsion Sensor（14）For wireless transmission type torque sensor.
- 4. variable-angle electric-machine directly-driven shaft coupling life test machine according to claim 1, it is characterised in that：The displacement Sensor（25）Located at hydraulic jack one（26）With hydraulic jack two（27）Between medium position.
- 5. variable-angle electric-machine directly-driven shaft coupling life test machine according to claim 1, it is characterised in that：The control System rises limiting alarm system with moment of torsion overload alarm, lifting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003077.XA CN107515114A (en) | 2016-11-15 | 2016-11-15 | Variable-angle electric-machine directly-driven shaft coupling life test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003077.XA CN107515114A (en) | 2016-11-15 | 2016-11-15 | Variable-angle electric-machine directly-driven shaft coupling life test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107515114A true CN107515114A (en) | 2017-12-26 |
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ID=60721641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611003077.XA Pending CN107515114A (en) | 2016-11-15 | 2016-11-15 | Variable-angle electric-machine directly-driven shaft coupling life test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107515114A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699078A (en) * | 2016-04-21 | 2016-06-22 | 青岛科技大学 | Angle-adjustable multifunctional testing stand for universal coupling |
| CN105699099A (en) * | 2016-02-26 | 2016-06-22 | 重庆大学 | Rolling vibration integrated test bed of driving wheel of electric vehicle |
| CN206223435U (en) * | 2016-11-15 | 2017-06-06 | 襄阳博亚精工装备股份有限公司 | Variable-angle electric-machine directly-driven shaft coupling life test machine |
-
2016
- 2016-11-15 CN CN201611003077.XA patent/CN107515114A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699099A (en) * | 2016-02-26 | 2016-06-22 | 重庆大学 | Rolling vibration integrated test bed of driving wheel of electric vehicle |
| CN105699078A (en) * | 2016-04-21 | 2016-06-22 | 青岛科技大学 | Angle-adjustable multifunctional testing stand for universal coupling |
| CN206223435U (en) * | 2016-11-15 | 2017-06-06 | 襄阳博亚精工装备股份有限公司 | Variable-angle electric-machine directly-driven shaft coupling life test machine |
Non-Patent Citations (2)
| Title |
|---|
| 周鋐: "《汽车试验技术[M]》", 31 December 2015 * |
| 黄灿超: "球笼式万向联轴器试验设计与性能分析", 《三峡大学学报（自然科学版）》 * |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171226 |