CN105277359A - Test bed for period cycle life of constant speed drive shaft - Google Patents
Test bed for period cycle life of constant speed drive shaft Download PDFInfo
- Publication number
- CN105277359A CN105277359A CN201410228682.1A CN201410228682A CN105277359A CN 105277359 A CN105277359 A CN 105277359A CN 201410228682 A CN201410228682 A CN 201410228682A CN 105277359 A CN105277359 A CN 105277359A
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- cycle life
- constant velocity
- driving shaft
- velocity driving
- loop cycle
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Abstract
The invention discloses a test bed for the period cycle life of a constant speed driver shaft. The test bed for the period cycle life of the constant speed drive shaft comprises a fixed bed, swing devices and a lifting device, and is characterized in that the swing devices and the lifting device are connected with the fixed bed; each swing device comprises a swing sliding table, a swing mechanism and a test device; the test device is installed on the swing mechanism, the swing mechanism is installed on the swing sliding table, and the test device comprises a shaft, a fixing frame, a gear case, a loading cylinder and a rotation communicating vessel which are installed according to a certain mode; the lifting device comprises a lifting oil cylinder, a lifting frame and a fixing device; the lifting oil cylinder is connected with the fixing device and the lifting frame; the fixing device is provided with fixtures; and the constant speed drive shaft is connected with two fixtures. The test bed provided by the invention for the period cycle life of the constant speed drive shaft is compact and reasonable in structure, small in occupied area and low in power consumption, and can perform period cycle life tests under simulated real vehicle conditions.
Description
Technical field
The present invention relates to automobile product technical field of measurement and test, particularly relate to constant velocity driving shaft loop cycle life test rack.
Background technology
In automobile driving system, constant velocity universal joint drive spindle assembly is to unique vitals of wheel by the power transmission of wheel box output.It forms primarily of three parts: stiff end universal joint, mandrel, mobile terminal universal joint.Due to the effect of various factors in constant velocity universal joint drive spindle assembly Design and manufacturing process, make the function of its assembly after having assembled not necessarily can reach request for utilization, this directly has influence on the wearing and tearing speed of the scope of automobile power and Movement transmit, steering range, parts, the operating performance of whole automobile, ride comfort performance, and vibration, noise etc.On the other hand, along with the lifting of automobile making level, constant velocity joint's drive shaft assembly workmanship requires more and more higher.Can product meet actual operation requirements, and the loop cycle life test of constant velocity joint's drive shaft assembly is absolutely necessary.In the past, this type of test was carried out on propeller shaft slip spline wear test platform, and free-sliding spline wear test platform mainly carries out manufacturing and designing for Cardon universal joint truck drive shaft, has certain limitation to the test of Rzeppa constant velocity joint.And floor area is large, consumed power is high, wherein maximum disadvantage is exactly the durability test that can not complete under simulation real vehicle operating mode.
Summary of the invention
In view of current automobile product field tests above shortcomings, the invention provides constant velocity driving shaft loop cycle life test rack, compact conformation, rationally, floor area is little, low in energy consumption, can carry out simulating the loop cycle durability test under real vehicle operating mode.
For achieving the above object, embodiments of the invention adopt following technical scheme:
Constant velocity driving shaft loop cycle life test rack, described constant velocity driving shaft loop cycle life test rack comprises fixed station, pendulous device and lifting gear, described pendulous device is connected with described fixed station with lifting gear, described pendulous device comprises swing slide unit, tilting mechanism and test unit, described test unit is arranged on described tilting mechanism, described tilting mechanism is arranged on described swing slide unit, described test unit comprises axle, fixed mount, gear case, load cylinder and rotational communication device, described axle runs through described gear case and fixed mount successively, described rotational communication device is connected with one end of described axle and is fixed on described gear case, described loading cylinder is arranged on the axle between described gear case and described fixed mount, the other end of described axle is provided with fixture, described lifting gear comprises lift cylinder, hoisting frame and solid-Ding device, described lift cylinder is connected with hoisting frame with described stationary installation respectively, described stationary installation is provided with fixture, fixture in described stationary installation is connected with the fixture on described axle by constant velocity driving shaft.
According to one aspect of the present invention, described lifting gear two ends are respectively provided with a pendulous device, and described stationary installation is all provided with fixture on two faces of pendulous device.
According to one aspect of the present invention, described test unit also comprises torque sensor, and described torque sensor is installed on the shaft.
According to one aspect of the present invention, the fixed station between described swing slide unit and described fixed station is provided with sliding rail, and described swing slide unit is connected with described sliding rail.
According to one aspect of the present invention, described sliding rail end is provided with regulating device, and described regulating device is connected with described swing slide unit with described sliding rail.
According to one aspect of the present invention, described pendulous device comprises angle detection device, and described angle detection device is arranged on the oscillation centre axle place of described pendulous device.
According to one aspect of the present invention, described constant velocity driving shaft loop cycle life test rack is also provided with oil pump station, and described oil pump station is connected with described constant velocity driving shaft loop cycle life test rack by oil pipeline.
According to one aspect of the present invention, described tilting mechanism is provided with pendulum lock locking structure, and described swing slide unit is provided with swinging guide rails, and described pendulum lock locking structure is connected with described swinging guide rails.
According to one aspect of the present invention, described lifting gear is also provided with displacement transducer, institute's displacement sensors to be arranged on hoisting frame and to be connected with described stationary installation.
According to one aspect of the present invention, described stationary installation is also provided with geometrical clamp, described geometrical clamp is connected with hoisting frame with described stationary installation respectively.
Advantage of the invention process: constant velocity driving shaft loop cycle life test rack of the present invention is by adopting cooperatively interacting with lifting gear and pendulous device, lifting gear can provide the move angle on vertical direction to constant velocity driving shaft, pendulous device can provide the pendulum angle in horizontal direction to constant velocity driving shaft, loading cylinder provides a moment of torsion to load to constant velocity driving shaft, gear case and axle drive constant velocity driving shaft to rotate with the speed of setting, thus simulate the various situations that automobile runs in actual travel, the loop cycle durability test of constant velocity driving shaft is carried out with this simulation real vehicle operating mode, constant velocity driving shaft loop cycle life test rack compact conformation of the present invention, rationally, floor area is little, low in energy consumption.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the main TV structure schematic diagram of the constant velocity driving shaft loop cycle life test rack described in the embodiment of the present invention one;
Fig. 2 is the plan structure schematic diagram of the constant velocity driving shaft loop cycle life test rack described in the embodiment of the present invention one;
Fig. 3 is the main TV structure schematic diagram of the constant velocity driving shaft loop cycle life test rack described in the embodiment of the present invention two;
Fig. 4 is the plan structure schematic diagram of the constant velocity driving shaft loop cycle life test rack described in the embodiment of the present invention two;
Fig. 5 is the left TV structure schematic diagram of constant velocity driving shaft loop cycle life test rack of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment one
As Fig. 1, shown in Fig. 2 and Fig. 5, constant velocity driving shaft loop cycle life test rack, described constant velocity driving shaft loop cycle life test rack comprises fixed station 1, pendulous device 2 and lifting gear 3, described pendulous device 2 is connected with described fixed station 1 with lifting gear 3, described pendulous device 2 comprises swing slide unit 21, tilting mechanism 22 and test unit 23, described test unit 23 is arranged on described tilting mechanism 22, described tilting mechanism 22 is arranged on described swing slide unit 21, described test unit 23 comprises axle 231, fixed mount 233, gear case 232, load cylinder 234 and rotational communication device 235, described axle 231 runs through described gear case 232 and fixed mount 233 successively, described rotational communication device 235 is connected with one end of described axle 231 and is fixed on described gear case 232, described loading cylinder 234 is arranged on the axle 231 between described gear case 232 and described fixed mount 233, the other end of described axle 231 is provided with fixture 4, described lifting gear 3 comprises lift cylinder 31, hoisting frame 32 and stationary installation 33, described lift cylinder 31 is connected with hoisting frame 32 with described stationary installation 33 respectively, described stationary installation 33 is provided with fixture 4, fixture 4 in described stationary installation 33 is connected with the fixture 4 on described axle 231 by constant velocity driving shaft, by adopting cooperatively interacting with lifting gear 3 and pendulous device 2, lifting gear 3 can provide the move angle on vertical direction to constant velocity driving shaft, pendulous device 2 can provide the pendulum angle in horizontal direction to constant velocity driving shaft, loading cylinder 234 provides a moment of torsion to load to constant velocity driving shaft, gear case 232 and axle 231 drive constant velocity driving shaft to rotate with the speed of setting, thus simulate the various situations that automobile runs in actual travel, the loop cycle durability test of constant velocity driving shaft is carried out with this simulation real vehicle operating mode, achieve and carry out constant velocity driving shaft loop cycle durability test function under simulation real vehicle operating mode.
Wherein, described test unit 23 also comprises torque sensor 236, and described torque sensor 236 is arranged on described axle 231; Fixed station 1 between described swing slide unit 21 and described fixed station 1 is provided with sliding rail 11, and described swing slide unit 21 is connected with described sliding rail 11; Described sliding rail 11 end is provided with regulating device 12, and described regulating device 12 is connected with described swing slide unit 21 with described sliding rail 11; Described pendulous device 2 comprises angle detection device 24, and described angle detection device 24 is arranged on the oscillation centre axle place of described pendulous device 2; Described constant velocity driving shaft loop cycle life test rack is also provided with oil pump station, and described oil pump station is connected with described constant velocity driving shaft loop cycle life test rack by oil pipeline; Described tilting mechanism 22 is provided with pendulum lock locking structure 221, and described swing slide unit 21 is provided with swinging guide rails 222, and described pendulum lock locking structure 221 is connected with described swinging guide rails 222; Described lifting gear 3 is also provided with displacement transducer 34, and institute's displacement sensors 34 to be arranged on hoisting frame 32 and to be connected with described stationary installation 33; Described stationary installation 33 is also provided with geometrical clamp 331, and described geometrical clamp 331 is connected with hoisting frame 32 with described stationary installation 33 respectively.
Embodiment two
As shown in Fig. 3, Fig. 4 and Fig. 5, in actual application, in order to disposablely carry out loop cycle durability test to more than one piece test specimen, the present embodiment adopts following technical scheme:
Constant velocity driving shaft loop cycle life test rack, described constant velocity driving shaft loop cycle life test rack comprises fixed station 1, pendulous device 2 and lifting gear 3, described pendulous device 2 is connected with described fixed station 1 with lifting gear 3, described pendulous device 2 comprises swing slide unit 21, tilting mechanism 22 and test unit 23, described test unit 23 is arranged on described tilting mechanism 22, described tilting mechanism 22 is arranged on described swing slide unit 21, described test unit 23 comprises axle 231, fixed mount 233, gear case 232, load cylinder 234 and rotational communication device 235, described axle 231 runs through described gear case 232 and fixed mount 233 successively, described rotational communication device 235 is connected with one end of described axle 231 and is fixed on described gear case 232, described loading cylinder 234 is arranged on the axle 231 between described gear case 232 and described fixed mount 233, the other end of described axle 231 is provided with fixture 4, described lifting gear 3 comprises lift cylinder 31, hoisting frame 32 and stationary installation 33, described lift cylinder 31 is connected with hoisting frame 32 with described stationary installation 33 respectively, described stationary installation 33 is provided with fixture 4, fixture 4 in described stationary installation 33 is connected with the fixture 4 on described axle 231 by constant velocity driving shaft, wherein, described lifting gear 3 two ends are respectively provided with a pendulous device 2, described stationary installation 33 is provided with some fixtures 4, by adopting cooperatively interacting with lifting gear 3 and two pendulous devices 2, lifting gear 3 can provide the move angle on vertical direction to constant velocity driving shaft, pendulous device 2 can provide the pendulum angle in horizontal direction to constant velocity driving shaft, loading cylinder 234 provides a moment of torsion to load to constant velocity driving shaft, gear case 232 and axle 231 drive constant velocity driving shaft to rotate with the speed of setting, thus simulate the various situations that automobile runs in actual travel, the loop cycle durability test of constant velocity driving shaft is carried out with this simulation real vehicle operating mode, achieve and carry out constant velocity driving shaft loop cycle durability test function under simulation real vehicle operating mode, the setting of 2 pendulous devices 2 simultaneously can carry out loop cycle durability test to more than one piece test specimen, saves test period, energy, reduces experimentation cost.
Further, described test unit 23 also comprises torque sensor 236, and described torque sensor 236 is arranged on described axle 231; Fixed station 1 between described swing slide unit 21 and described fixed station 1 is provided with sliding rail 11, and described swing slide unit 21 is connected with described sliding rail 11; Described sliding rail 11 end is provided with regulating device 12, and described regulating device 12 is connected with described swing slide unit 21 with described sliding rail 11; Described pendulous device 2 comprises angle detection device 24, and described angle detection device 24 is arranged on the oscillation centre axle place of described pendulous device 2; Described constant velocity driving shaft loop cycle life test rack is also provided with oil pump station, and described oil pump station is connected with described constant velocity driving shaft loop cycle life test rack by oil pipeline; Described tilting mechanism 22 is provided with pendulum lock locking structure 221, and described swing slide unit 21 is provided with swinging guide rails 222, and described pendulum lock locking structure 221 is connected with described swinging guide rails 222; Described lifting gear 3 is also provided with displacement transducer 34, and institute's displacement sensors 34 to be arranged on hoisting frame 32 and to be connected with described stationary installation 33; Described stationary installation 33 is also provided with geometrical clamp 331, and described geometrical clamp 331 is connected with hoisting frame 32 with described stationary installation 33 respectively.Advantage of the invention process: constant velocity driving shaft loop cycle life test rack of the present invention is by adopting cooperatively interacting with lifting gear and pendulous device, lifting gear can provide the move angle on vertical direction to constant velocity driving shaft, pendulous device can provide the pendulum angle in horizontal direction to constant velocity driving shaft, loading cylinder provides a moment of torsion to load to constant velocity driving shaft, gear case and axle drive constant velocity driving shaft to rotate with the speed of setting, thus simulate the various situations that automobile runs in actual travel, the loop cycle durability test of constant velocity driving shaft is carried out with this simulation real vehicle operating mode, constant velocity driving shaft loop cycle life test rack compact conformation of the present invention, rationally, floor area is little, low in energy consumption.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, the technician of any skilled is in technical scope disclosed by the invention; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. constant velocity driving shaft loop cycle life test rack, it is characterized in that, described constant velocity driving shaft loop cycle life test rack comprises fixed station, pendulous device and lifting gear, described pendulous device is connected with described fixed station with lifting gear, described pendulous device comprises swing slide unit, tilting mechanism and test unit, described test unit is arranged on described tilting mechanism, described tilting mechanism is arranged on described swing slide unit, described test unit comprises axle, fixed mount, gear case, load cylinder and rotational communication device, described axle runs through described gear case and fixed mount successively, described rotational communication device is connected with one end of described axle and is fixed on described gear case, described loading cylinder is arranged on the axle between described gear case and described fixed mount, the other end of described axle is provided with fixture, described lifting gear comprises lift cylinder, hoisting frame and stationary installation, described lift cylinder is connected with hoisting frame with described stationary installation respectively, described stationary installation is provided with fixture, fixture in described stationary installation is connected with the fixture on described axle by constant velocity driving shaft.
2. constant velocity driving shaft loop cycle life test rack according to claim 1, is characterized in that, described lifting gear two ends are respectively provided with a pendulous device, and described stationary installation is provided with several fixtures.
3. constant velocity driving shaft loop cycle life test rack according to claim 1, it is characterized in that, described test unit also comprises torque sensor, and described torque sensor is installed on the shaft.
4. constant velocity driving shaft loop cycle life test rack according to claim 3, is characterized in that, the fixed station between described swing slide unit and described fixed station is provided with sliding rail, and described swing slide unit is connected with described sliding rail.
5. constant velocity driving shaft loop cycle life test rack according to claim 4, is characterized in that, described sliding rail end is provided with regulating device, and described regulating device is connected with described swing slide unit with described sliding rail.
6. constant velocity driving shaft loop cycle life test rack according to claim 5, it is characterized in that, described pendulous device comprises angle detection device, and described angle detection device is arranged on the oscillation centre axle place of described pendulous device.
7. constant velocity driving shaft loop cycle life test rack according to claim 6, it is characterized in that, described constant velocity driving shaft loop cycle life test rack is also provided with oil pump station, and described oil pump station is connected with described constant velocity driving shaft loop cycle life test rack by oil pipeline.
8. according to the constant velocity driving shaft loop cycle life test rack one of claim 1 to 7 Suo Shu, it is characterized in that, described tilting mechanism is provided with pendulum lock locking structure, and described swing slide unit is provided with swinging guide rails, and described pendulum lock locking structure is connected with described swinging guide rails.
9. constant velocity driving shaft loop cycle life test rack according to claim 8, is characterized in that, described lifting gear is also provided with displacement transducer, and institute's displacement sensors to be arranged on hoisting frame and to be connected with described stationary installation.
10. constant velocity driving shaft loop cycle life test rack according to claim 9, is characterized in that, described stationary installation is also provided with geometrical clamp, and described geometrical clamp is connected with hoisting frame with described stationary installation respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410228682.1A CN105277359A (en) | 2014-05-27 | 2014-05-27 | Test bed for period cycle life of constant speed drive shaft |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410228682.1A CN105277359A (en) | 2014-05-27 | 2014-05-27 | Test bed for period cycle life of constant speed drive shaft |
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| CN105277359A true CN105277359A (en) | 2016-01-27 |
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| CN201410228682.1A Pending CN105277359A (en) | 2014-05-27 | 2014-05-27 | Test bed for period cycle life of constant speed drive shaft |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107941507A (en) * | 2017-12-30 | 2018-04-20 | 横店集团英洛华电气有限公司 | The double shaft synchronized loading simulators of scooter drive axle |
| CN110031237A (en) * | 2019-04-09 | 2019-07-19 | 华南理工大学 | A kind of automobile drive axle systems bench test device and method |
| CN111256985A (en) * | 2019-12-16 | 2020-06-09 | 宁波亿文特自动化科技有限公司 | Full-electric four-axis periodic cycle test bed and test method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941507A (en) * | 2017-12-30 | 2018-04-20 | 横店集团英洛华电气有限公司 | The double shaft synchronized loading simulators of scooter drive axle |
| CN110031237A (en) * | 2019-04-09 | 2019-07-19 | 华南理工大学 | A kind of automobile drive axle systems bench test device and method |
| CN110031237B (en) * | 2019-04-09 | 2024-05-07 | 华南理工大学 | Bench test device and method for driving shaft system for automobile |
| CN111256985A (en) * | 2019-12-16 | 2020-06-09 | 宁波亿文特自动化科技有限公司 | Full-electric four-axis periodic cycle test bed and test method |
| CN111256985B (en) * | 2019-12-16 | 2021-10-12 | 宁波亿文特自动化科技有限公司 | Full-electric four-axis periodic cycle test bed and test method |
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