CN103257043A - Automobile hub bearing endurance life simulation testing machine - Google Patents
Automobile hub bearing endurance life simulation testing machine Download PDFInfo
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- CN103257043A CN103257043A CN 201210036673 CN201210036673A CN103257043A CN 103257043 A CN103257043 A CN 103257043A CN 201210036673 CN201210036673 CN 201210036673 CN 201210036673 A CN201210036673 A CN 201210036673A CN 103257043 A CN103257043 A CN 103257043A
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- hub bearing
- hydraulic cylinder
- automobile hub
- loading arm
- endurance life
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Abstract
The invention discloses an automobile hub bearing endurance life simulation testing machine. The automobile hub bearing endurance life simulation testing machine comprises a frame, a rotating supporting box, an L-shaped loading arm, a first load sensor, a first hydraulic cylinder, a first adjusting sliding block, a second load sensor, a second hydraulic cylinder, a second adjusting sliding block and a power mechanism. The first hydraulic cylinder and the second hydraulic cylinder are utilized to respectively exert X-direction force and Y-direction force on a hub bearing through the L-shaped loading arm, and the hub bearing is arranged on a rotating head of the rotating supporting box so as to simulate vertical force and lateral force exerted in the steering process of an automobile. Consequently, a simulation test of the endurance life of the hub bearing of the automobile is carried out. The automobile hub bearing endurance life simulation testing machine is simple in structure, convenient to install, high in response speed, high in rigidity of the L-shaped loading arm, and capable of simulating real stress conditions of the automobile in the running process.
Description
Technical field
The present invention relates to a kind of automobile hub bearing simulation test machine endurance life.
Background technology
At present, the hub bearing of use on automobile all will pass through simulation test, simulation test is with the driven by servomotor main axis rotation, by constant force or the variable force of radial loaded oil cylinder and axially load cylinder loading enforcement setting, the stressing conditions of simulated automotive hub bearing in automobilism.But existing simulation test machine complex structure, and its actual loading often with stressed the misfitting of simulation, and response speed is slow, therefore no closed-loop control can't compose on the actual road of simulated automotive.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of automobile hub bearing simulation test machine endurance life, this simulation test machine is not only simple in structure, easy for installation, and response speed is fast, L type loading arm rigidity height, but the true stressing conditions that simulated automotive travels.
The present invention for the technical scheme that solves its technical matters and adopt is: a kind of automobile hub bearing simulation test machine endurance life, comprise framework, case is supported in rotation, L type loading arm, first load transducer, first hydraulic cylinder, first adjusts slide block, second load transducer, second hydraulic cylinder, second adjusts slide block and actuating unit, described framework has two-layer flat board and at least one perpendicular side up and down, described rotation is supported on the upper side of upper panel that case is fixedly arranged on described framework, automobile hub bearing to be detected detachably is fixedly arranged on described rotation and supports on the interior rotating head of case, and described actuating unit can drive described automobile hub bearing and rotate around its axis relative to described rotating head; The long limit of described L type loading arm is vertical setting and its minor face and is and is horizontally disposed with, the long limit of described L type loading arm is provided with loading disc near a side of its minor face, this loading disc is over against described automobile hub bearing to be detected, minor face at described L type loading arm is provided with the eccentric throw latch-up structure that can axially adjust, connect first load transducer successively on the end face of the minor face of described L type loading arm away from its long limit, first hydraulic cylinder and first is adjusted slide block, the minor face of described L type loading arm and first load transducer, one end are hinged, the flexible end of this first load transducer other end and described first hydraulic cylinder is connected, it is hinged that the stiff end of this first hydraulic cylinder and described first is adjusted slide block, this first adjustment slide block is slidedly located on the perpendicular side of described framework, and this perpendicular side is vertical with the minor face of described L type loading arm; Described eccentric throw latch-up structure connects second load transducer downwards successively at the downside along the minor face of described L type loading arm, second hydraulic cylinder, second is adjusted slide block, described eccentric throw latch-up structure and described second load transducer, one end are hinged, the flexible end of this second load transducer other end and described second hydraulic cylinder is connected, it is hinged that the stiff end of this second hydraulic cylinder and described second is adjusted slide block, and this second is adjusted on the upper side of lower floor's flat board that slide block is slidedly located in described framework.
As a further improvement on the present invention, also be provided with eccentric throw and adjust scale on the minor face of described L type loading arm, described eccentric throw latch-up structure is adjusted scale according to predefined eccentric throw and is carried out the eccentric throw adjustment.
As a further improvement on the present invention, described loading disc can be adjusted position and fixing up and down.
As a further improvement on the present invention, described loading disc is provided with vertical direction and adjusts scale and vibration transducer, and loading disc can carry out the adjustment of Z direction according to this scale numerical value, but the accekeration of acceleration transducer perception actual loaded.
As a further improvement on the present invention, on the spring bearing of described rotation support case, also be provided with temperature sensor, monitoring spring bearing state.
As a further improvement on the present invention, also be provided with controller, described first load transducer, second load transducer, vibration transducer and temperature sensor are messaging in this controller respectively, and described actuating unit is adjusted and controlled to this controller control in real time according to the signal that receives.
As a further improvement on the present invention, described actuating unit is high response servomotor.
The invention has the beneficial effects as follows: simple in structure, response speed is fast, and L type loading arm rigidity height just can be simulated general hub bearing outside endurance life, also can be with trap for automobile road spectrum input controller, the true stressing conditions that simulated automotive travels.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is L type loading arm structural representation of the present invention.
By reference to the accompanying drawings, make the following instructions:
Case is supported in 1---framework 2---rotation
3---L type loading arms 4---, first load transducer
5---first hydraulic cylinder 6---first adjusted slide block
7---second load transducers 8---, second hydraulic cylinder
9---second adjusts slide block 10---actuating unit
11---rotating head 12---loading disc
13---the eccentric throw latch-up structure
Embodiment
A kind of automobile hub bearing simulation test machine endurance life, comprise framework 1, case 2 is supported in rotation, L type loading arm 3, first load transducer 4, first hydraulic cylinder 5, first adjusts slide block 6, second load transducer 7, second hydraulic cylinder 8, second adjusts slide block 9 and actuating unit 10, described framework has two-layer flat board and at least one perpendicular side up and down, described rotation is supported on the upper side of upper panel that case is fixedly arranged on described framework, automobile hub bearing to be detected detachably is fixedly arranged on described rotation and supports on the interior rotating head 11 of case, and described actuating unit can drive described automobile hub bearing and rotate around its axis relative to described rotating head; The long limit of described L type loading arm is vertical setting and its minor face and is and is horizontally disposed with, the long limit of described L type loading arm is provided with loading disc 12 near a side of its minor face, this loading disc is over against described automobile hub bearing to be detected, minor face at described L type loading arm is provided with the eccentric throw latch-up structure 13 that can axially adjust, connect first load transducer successively on the end face of the minor face of described L type loading arm away from its long limit, first hydraulic cylinder and first is adjusted slide block, the minor face of described L type loading arm and first load transducer, one end are hinged, the flexible end of this first load transducer other end and described first hydraulic cylinder is connected, it is hinged that the stiff end of this first hydraulic cylinder and described first is adjusted slide block, this first adjustment slide block is slidedly located on the perpendicular side of described framework, and this perpendicular side is vertical with the minor face of described L type loading arm; Described eccentric throw latch-up structure connects second load transducer downwards successively at the downside along the minor face of described L type loading arm, second hydraulic cylinder, second is adjusted slide block, described eccentric throw latch-up structure and described second load transducer, one end are hinged, the flexible end of this second load transducer other end and described second hydraulic cylinder is connected, it is hinged that the stiff end of this second hydraulic cylinder and described second is adjusted slide block, and this second is adjusted on the upper side of lower floor's flat board that slide block is slidedly located in described framework.During test, earlier automobile hub bearing to be detected being installed to rotation supports on the interior rotating head of case, wherein, the round end frock flange of automobile hub bearing is installed to the rotating head that case is supported in rotation, and the loading end frock flange of automobile hub bearing is installed on the loading disc of L type loading arm; Adjusting first position of adjusting slide block and the second adjustment slide block according to the detection needs then also fixes respectively, adjusting the loading disc of L type loading arm and the position of eccentric throw latch-up structure also fixes respectively, starting actuating unit driven rotary head then rotates, start first hydraulic cylinder and second hydraulic cylinder at last and by L type loading arm and loading disc automobile hub bearing to be detected is applied power, the vertical force that is subjected to when simulated automotive turns to and side force, thus carry out the automobile hub bearing simulation test of endurance life.
Preferably, also be provided with eccentric throw and adjust scale on the minor face of above-mentioned L type loading arm, described eccentric throw latch-up structure is adjusted scale according to predefined eccentric throw and is carried out the eccentric throw adjustment.
Preferably, above-mentioned loading disc can be adjusted position and fixing up and down.
Preferably, above-mentioned loading disc is provided with vertical direction and adjusts scale and vibration transducer, and loading disc can carry out the adjustment of Z direction according to this scale numerical value, but the accekeration of acceleration transducer perception actual loaded.
Preferably, on the spring bearing of above-mentioned rotation support case, also be provided with temperature sensor, monitoring spring bearing state.
Preferably, also be provided with controller, described first load transducer, second load transducer, vibration transducer and temperature sensor are messaging in this controller respectively, and described actuating unit is adjusted and controlled to this controller control in real time according to the signal that receives.
Preferably, above-mentioned actuating unit is high response servomotor.
Claims (7)
1. automobile hub bearing simulation test machine endurance life, it is characterized in that: it comprises framework (1), case (2) is supported in rotation, L type loading arm (3), first load transducer (4), first hydraulic cylinder (5), first adjusts slide block (6), second load transducer (7), second hydraulic cylinder (8), second adjusts slide block (9) and actuating unit (10), described framework has two-layer flat board and at least one perpendicular side up and down, described rotation is supported on the upper side of upper panel that case is fixedly arranged on described framework, automobile hub bearing to be detected detachably is fixedly arranged on described rotation and supports on the interior rotating head (11) of case, and described actuating unit can drive described automobile hub bearing and rotate around its axis relative to described rotating head; The long limit of described L type loading arm is vertical setting and its minor face and is and is horizontally disposed with, the long limit of described L type loading arm is provided with loading disc (12) near a side of its minor face, this loading disc is over against described automobile hub bearing to be detected, minor face at described L type loading arm is provided with the eccentric throw latch-up structure (13) that can axially adjust, connect first load transducer successively on the end face of the minor face of described L type loading arm away from its long limit, first hydraulic cylinder and first is adjusted slide block, the minor face of described L type loading arm and first load transducer, one end are hinged, the flexible end of this first load transducer other end and described first hydraulic cylinder is connected, it is hinged that the stiff end of this first hydraulic cylinder and described first is adjusted slide block, this first adjustment slide block is slidedly located on the perpendicular side of described framework, and this perpendicular side is vertical with the minor face of described L type loading arm; Described eccentric throw latch-up structure connects second load transducer downwards successively at the downside along the minor face of described L type loading arm, second hydraulic cylinder, second is adjusted slide block, described eccentric throw latch-up structure and described second load transducer, one end are hinged, the flexible end of this second load transducer other end and described second hydraulic cylinder is connected, it is hinged that the stiff end of this second hydraulic cylinder and described second is adjusted slide block, and this second is adjusted on the upper side of lower floor's flat board that slide block is slidedly located in described framework.
2. automobile hub bearing simulation test machine endurance life according to claim 1, it is characterized in that: also be provided with eccentric throw and adjust scale on the minor face of described L type loading arm, described eccentric throw latch-up structure is adjusted scale according to predefined eccentric throw and is carried out the eccentric throw adjustment.
3. automobile hub bearing simulation test machine endurance life according to claim 1 and 2 is characterized in that: described loading disc can be adjusted position and fixing up and down.
4. automobile hub bearing simulation test machine endurance life according to claim 3 is characterized in that: described loading disc is provided with vertical direction and adjusts scale and vibration transducer.
5. automobile hub bearing simulation test machine endurance life according to claim 4 is characterized in that: also be provided with temperature sensor on the spring bearing of described rotation support case.
6. automobile hub bearing simulation test machine endurance life according to claim 5, it is characterized in that: also be provided with controller, described first load transducer, second load transducer, vibration transducer and temperature sensor are messaging in this controller respectively, and described actuating unit is adjusted and controlled to this controller control in real time according to the signal that receives.
7. automobile hub bearing simulation test machine endurance life according to claim 6 is characterized in that: described actuating unit is high response servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210036673 CN103257043A (en) | 2012-02-17 | 2012-02-17 | Automobile hub bearing endurance life simulation testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210036673 CN103257043A (en) | 2012-02-17 | 2012-02-17 | Automobile hub bearing endurance life simulation testing machine |
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| CN103257043A true CN103257043A (en) | 2013-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210036673 Pending CN103257043A (en) | 2012-02-17 | 2012-02-17 | Automobile hub bearing endurance life simulation testing machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277375A (en) * | 2014-06-11 | 2016-01-27 | 深圳职业技术学院 | Electric wheel comprehensive performance test bench |
| CN105738111A (en) * | 2016-04-18 | 2016-07-06 | 浙江金盾科技股份有限公司 | Endurance testing machine for wheel bearing |
| CN107764679A (en) * | 2017-11-17 | 2018-03-06 | 慈兴集团有限公司 | A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed is high to carry durable test device |
| CN109297708A (en) * | 2018-10-12 | 2019-02-01 | 苏州西格尔自动化设备有限公司 | A kind of automobile hub bearing test mounting tool |
| CN116296379A (en) * | 2022-12-21 | 2023-06-23 | 中机试验装备(江苏)有限公司 | Bearing dynamic and static load friction torque measurement testing machine |
-
2012
- 2012-02-17 CN CN 201210036673 patent/CN103257043A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277375A (en) * | 2014-06-11 | 2016-01-27 | 深圳职业技术学院 | Electric wheel comprehensive performance test bench |
| CN105277375B (en) * | 2014-06-11 | 2019-01-25 | 深圳职业技术学院 | A kind of Electric Motor Wheel is comprehensive performance test bed |
| CN105738111A (en) * | 2016-04-18 | 2016-07-06 | 浙江金盾科技股份有限公司 | Endurance testing machine for wheel bearing |
| CN107764679A (en) * | 2017-11-17 | 2018-03-06 | 慈兴集团有限公司 | A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed is high to carry durable test device |
| CN109297708A (en) * | 2018-10-12 | 2019-02-01 | 苏州西格尔自动化设备有限公司 | A kind of automobile hub bearing test mounting tool |
| CN109297708B (en) * | 2018-10-12 | 2024-04-02 | 苏州西格尔自动化设备有限公司 | Automobile hub bearing test installation tool |
| CN116296379A (en) * | 2022-12-21 | 2023-06-23 | 中机试验装备(江苏)有限公司 | Bearing dynamic and static load friction torque measurement testing machine |
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Application publication date: 20130821 |