CN109141915A - A kind of steering wheel control assist handle fatigue tester - Google Patents
A kind of steering wheel control assist handle fatigue tester Download PDFInfo
- Publication number
- CN109141915A CN109141915A CN201810905550.6A CN201810905550A CN109141915A CN 109141915 A CN109141915 A CN 109141915A CN 201810905550 A CN201810905550 A CN 201810905550A CN 109141915 A CN109141915 A CN 109141915A
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- China
- Prior art keywords
- handle
- driving crank
- fixed
- turntable
- crank
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to a kind of steering wheel control assist handle fatigue testers, including work top, servomotor, gear reducer, synchronous belt drive mechanism, pressure sensor, proximity sensor, link mechanism and fixture etc..The servo motor connects link mechanism by shaft coupling and driving crank is driven to rotate, and driving crank rotates and drives the synchronous pulley on two axis that driving crank is rotated；Connecting rod does stable level under the action of driving and driven crank and moves left and right, one end stationary fixture of connecting rod, fixture clamps handle, the connecting rod realizes the rotation of back and forth stable left and right translation realization handle under servo motor driving and around the rotary motion of center of turntable, to realize the testing fatigue of handle.The device can be used for the testing fatigue of the steering wheel control assist handle of different styles.
Description
Technical field
The present invention relates to a kind of steering wheels to control assist handle fatigue tester.
Background technique
Currently, disabled person's manual drive Automobile operation steering wheel usually installs a rotatable spherical shape additional on the steering wheel
Handle, disabled person can the singlehanded rotation by balanced handle control steering wheel, achieve the purpose that steer direction disk.It is designing and developing
In the process, designer needs to carry out a variety of tests to the balanced handle installed additional on the steering wheel.First is to carry out dead load examination
It tests, i.e., steering wheel control assist handle is fixed on bracket, applies 120N ± 10N dead load to it along handle motion direction,
Keep 30s；Second is to carry out fatigue test, i.e., steering wheel control assist handle is fixed on bracket, along handle motion side
To 50N ± 5N cyclic loading from left to right, is applied to it under phase same rate, frequency is no more than 1Hz, recycles 250000 times；Two
After kind of test, any part should all the damage such as free from flaw, fracture and obvious deformation, wherein aobvious particularly important of testing fatigue.
Currently, domestic mainly utilize electric cylinders or cylinder to push steering wheel control assist handle progress method for testing fatigue
Sliding block straight reciprocating motion, that is, slider-crank mechanism do fatigue test to steering wheel control assist handle.This method benefit
With slider-crank mechanism, but slider-crank mechanism is there are dead point, dead point position there are the uncertainty of the direction of motion and
Caton is moved, the progress and the inaccuracy of test data of fatigue test are affected.
Summary of the invention
The purpose of the present invention is being to overcome the dead unit problem on existing equipment, a kind of steering wheel control assist handle is provided
Fatigue tester can be used for carrying out testing fatigue to the steering wheel assist handle that limb assisting disabled people driving automobile operates, real
Power needed for now applying to handle, the testing fatigue relatively rotated according to certain frequency around turntable.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of steering wheel controls assist handle fatigue tester, including work top, positioning plate, carousel supports seat, turntable, adjustable
Axis, fixture, handle, connecting plate first, pressure sensor, connecting plate second, connecting rod, connecting shaft second, driving crank, connecting shaft first, master
Dynamic crank, proximity sensor, fixing rack for sensor, axis first, tensioning wheel support base, adjustment screw, screw adjusting seat, speed reducer,
Servo motor, tensioning wheel, synchronous belt, axis second, synchronous pulley, the positioning plate are fixed on work top, the carousel supports
Seat is mounted on positioning plate, can be on positioning plate by fixed after locating slot or so adjustment；The turntable is by bearing and turns
Disk support base is fixed, and T-slot is provided on turntable, and adjustable shaft is connect with turntable by T nut, and can be by adjusting T nut in T
Position adjustment adjustable shaft in type groove is at a distance from center of turntable；The handle is fixed with adjustable shaft, and the fixture is fixed on can
It adjusts on axis, and handle is clamped；After the fixture is successively connect with connecting plate first, pressure sensor, connecting plate second, connecting plate second
It is fixedly connected with connecting rod；The driving crank is identical as driving crank structure, is connect respectively by connecting shaft first with connecting shaft second
Connecting rod, thus, driving crank, driving crank, connecting shaft first, connecting shaft second, connecting rod form the connecting rod machine of a parallelogram
Structure；The tensioning wheel is mounted on tensioning wheel support base, and tensioning wheel support base is mounted on positioning plate, can be in positioning plate
Above by fixed after adjustment before and after locating slot, for adjusting synchronous belt tensioning；The screw adjusting seat is fixed on work top,
Adjustment screw one end is screwed on screw adjusting seat, and the other end is caught on tensioning wheel support base, by can be manually rotated adjustment screw tune
The back-and-forth motion of whole tensioning wheel support base, to be tensioned to synchronous belt；The driving crank connects synchronous belt by axis first
Wheel, the driving crank connect synchronous pulley by axis second, pass through synchronous band connection transmission between two synchronous pulleys；The servo
Motor via reducer connecting shaft first；The proximity sensor is fixed on the end of positioning plate by fixing rack for sensor；It is described
Driving crank and driving crank in servo motor drive link mechanism make synchronous rotary movement, and driving crank and driving crank are driven
Dynamic connecting rod is done to be moved left and right back and forth horizontally, and the connecting rod driving handle is around center of turntable rotary motion, and handle completes rotation, complete
At the testing fatigue of handle.
The present invention compared with prior art, has the advantages that
The present invention realizes the testing fatigue to steering wheel control assist handle, drives double-crank mechanism movement with servo motor,
When two cranks and connecting rod are in linear position, there is small uncertainty to increase on this basis for the movement of driving crank
Synchronous pulley solves the problems, such as the movement uncertainty of existing equipment and Caton, ensure that and test smooth progress；The test
Function makes balanced handle do relative rotary motion by certain frequency around turntable, is similar to manpower manipulation balanced handle around vapour
The rotation of vehicle steering wheel, realizes the accuracy of test.The testing machine has multiple adjustable parts to assist the steering wheel of different styles
Handle can be tested, and have a wide range of application.
Detailed description of the invention
Fig. 1 is steering wheel control assist handle fatigue tester general structure schematic diagram.
Specific embodiment
Below by preferred embodiment combination attached drawing, invention is further described in detail.
As shown in Figure 1, a kind of steering wheel controls assist handle fatigue tester, including work top 1, positioning plate 2, turntable
Support base 3, adjustable shaft 5, fixture 6, handle 7, connecting plate first 8, pressure sensor 9, connecting plate second 10, connecting rod 11, connects turntable 4
Spindle second 12, driving crank 13, connecting shaft first 14, driving crank 15, proximity sensor 16, fixing rack for sensor 17, axis first 18,
Tensioning wheel support base 19, adjustment screw 20, screw adjusting seat 21, speed reducer 22, servo motor 23, tensioning wheel 24, synchronous belt 25,
Axis second 26, synchronous pulley 27, the positioning plate 2 are fixed on work top 1, and the carousel supports seat 3 is mounted on positioning plate 2
On, it can be on positioning plate 2 by fixed after locating slot or so adjustment；The turntable 4 is solid by bearing and carousel supports seat 3
It is fixed, T-slot is provided on turntable 4, adjustable shaft 5 is connect with turntable 4 by T nut, and can be by adjusting T nut in T-slot
Position adjustment adjustable shaft 5 at a distance from 4 center of turntable；The handle 7 is fixed with adjustable shaft 5, and the fixture 6 is fixed on adjustable
On axis 5, and handle 7 is clamped；After the fixture 6 is successively connect with connecting plate first 8, pressure sensor 9, connecting plate second 10, even
Fishplate bar second 10 is fixedly connected with connecting rod 11；The driving crank 15 is identical as 13 structure of driving crank, passes through connecting shaft first respectively
14 connect connecting rod 11 with connecting shaft second 12, thus, driving crank 15, connecting shaft first 14, connecting shaft second 12, connects driving crank 13
Bar 11 forms the link mechanism of a parallelogram；The tensioning wheel 24 is mounted on tensioning wheel support base 19, tensioning
Wheel support base 19 is mounted on positioning plate 2, can be same for adjusting on positioning plate 2 by fixed after adjusting before and after locating slot
Band 25 is walked to be tensioned；The screw adjusting seat 21 is fixed on work top 1, and adjustment 20 one end of screw is screwed into screw adjusting seat 21
On, the other end is caught on tensioning wheel support base 19, and the front and back of tensioning wheel support base 19 is adjusted by can be manually rotated adjustment screw 20
It is mobile, to be tensioned to synchronous belt 25；The driving crank 15 connects synchronous pulley 27, the driven song by axis first 18
Handle 13 connects synchronous pulley 27 by axis second 26, passes through the connection transmission of synchronous belt 25 between two synchronous pulleys 27；The servo electricity
Machine 23 passes through 22 connecting shaft first 18 of speed reducer；The proximity sensor 16 is fixed on positioning plate 2 by fixing rack for sensor 17
End；Driving crank 15 and driving crank 13 in the 23 drive link mechanism of servo motor make synchronous rotary movement, actively
Crank 15 and 13 drive link 11 of driving crank are done and are moved left and right back and forth horizontally, and 11 driving handle 7 of connecting rod is around 4 center of turntable
Rotary motion, and handle 7 completes rotation, completes the testing fatigue of handle 7.
The working process and principle of steering wheel control assist handle fatigue tester of the invention are as follows:
Driving crank 15 and driving crank 13 in the 23 drive link mechanism of servo motor by parallelogram mechanism with
Synchronous rotary movement is made in the transmission of synchronous belt 25, and driving crank 15 and 13 drive link 11 of driving crank are done left and right back and forth horizontally and moved
Dynamic, 11 driving handle 7 of connecting rod is around 4 Movement of turntable, and handle 7 completes rotation, and the fatigue for completing handle 7 is surveyed
Examination.Carousel supports seat 3 is fixed after being adjusted by locating slot or so on positioning plate 2, and adjustable shaft 5 and turntable 4 are by adjusting T spiral shell
Position of the mother in T-slot adjusts at a distance from 4 center of turntable, so as to adjust the relative position of handle 7, realizes to different styles
Handle carry out testing fatigue.The pressure sensor 9 is for detecting power applied in rotary course, the proximity sensor
16 count number of revolutions by measuring the rotation of driving crank 15.The synchronous pulley 27 is separately fixed at axis first 18 and axis second
On 26, the rotation of driving crank 15, driving crank 13 and turntable 4 is driven, ensure that parallelogram linkage operation
Fluency, when driving crank 15 and driving crank 13 are moved to close to straight line, driving crank 13 has small movement
Uncertainty installs synchronous belt drive mechanism additional, ensure that the synchronism of two crank-motions.The unit simulation manpower handle carries out
The testing fatigue of steering wheel control assist handle is realized in the manipulation of automobile steering disc spins.
Claims (1)
1. a kind of steering wheel controls assist handle fatigue tester, it is characterised in that: including work top (1), positioning plate (2),
Carousel supports seat (3), adjustable shaft (5), fixture (6), handle (7), connecting plate first (8), pressure sensor (9), connects turntable (4)
Fishplate bar second (10), connecting shaft second (12), driving crank (13), connecting shaft first (14), driving crank (15), approaches connecting rod (11)
Sensor (16), fixing rack for sensor (17), axis first (18), tensioning wheel support base (19), adjustment screw (20), screw adjusting seat
(21), speed reducer (22), servo motor (23), tensioning wheel (24), synchronous belt (25), axis second (26), synchronous pulley (27), it is described
Positioning plate (2) is fixed on work top (1), and the carousel supports seat (3) is mounted on positioning plate (2), can be in positioning plate
(2) by fixed after locating slot or so adjustment on；The turntable (4) is fixed by bearing and carousel supports seat (3), turntable (4)
On be provided with T-slot, adjustable shaft (5) is connect with turntable (4) by T nut, and can be by adjusting position of the T nut in T-slot
Adjustment adjustable shaft (5) is set at a distance from turntable (4) center；The handle (7) and adjustable shaft (5) are fixed, and the fixture (6) is fixed
It is clamped on adjustable shaft (5), and by handle (7)；The fixture (6) successively with connecting plate first (8), pressure sensor (9), connect
After plate second (10) connection, connecting plate second (10) is fixedly connected with connecting rod (11)；The driving crank (15) and driving crank (13)
Structure is identical, with connecting shaft second (12) connect connecting rod (11) by connecting shaft first (14) respectively, thus, driving crank (15), from
Dynamic crank (13), connecting shaft first (14), connecting shaft second (12), connecting rod (11) form the link mechanism of a parallelogram；Institute
It states tensioning wheel (24) to be mounted on tensioning wheel support base (19), tensioning wheel support base (19) is mounted on positioning plate (2), energy
By fixed after adjustment before and after locating slot enough on positioning plate (2), for adjusting synchronous belt (25) tensioning；The screw adjusting seat
(21) it is fixed on work top (1), adjustment screw (20) one end is screwed on screw adjusting seat (21), and the other end is caught in tensioning wheel
On support base (19), by can be manually rotated the back-and-forth motion of adjustment screw (20) adjustment tensioning wheel support base (19), thus to same
Step band (25) is tensioned；The driving crank (15) passes through axis first (18) connection synchronous pulley (27), the driving crank
(13) synchronous pulley (27) are connected by axis second (26), passes through synchronous belt (25) connection transmission between two synchronous pulleys (27)；Institute
It states servo motor (23) and passes through speed reducer (22) connecting shaft first (18)；The proximity sensor (16) passes through fixing rack for sensor
(17) it is fixed on the end of positioning plate (2)；Driving crank (15) in servo motor (23) the drive link mechanism and driven
Crank (13) makees synchronous rotary movement, and driving crank (15) and driving crank (13) drive link (11) are done left and right back and forth horizontally and moved
Dynamic, connecting rod (11) driving handle (7) is around turntable (4) Movement, and handle (7) completes rotation, completes handle (7)
Testing fatigue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810905550.6A CN109141915A (en) | 2018-08-10 | 2018-08-10 | A kind of steering wheel control assist handle fatigue tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810905550.6A CN109141915A (en) | 2018-08-10 | 2018-08-10 | A kind of steering wheel control assist handle fatigue tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109141915A true CN109141915A (en) | 2019-01-04 |
Family
ID=64792530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810905550.6A Pending CN109141915A (en) | 2018-08-10 | 2018-08-10 | A kind of steering wheel control assist handle fatigue tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109141915A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114824A (en) * | 2019-12-18 | 2020-05-08 | 贵州华烽电器有限公司 | Device for testing service life of airplane control device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201138292Y (en) * | 2008-01-05 | 2008-10-22 | 湖北唯思凌科装备制造有限公司 | Torsion bar fatigue test platform of power-driven steering mechanism for automobile |
| CN201619598U (en) * | 2010-04-09 | 2010-11-03 | 重庆工商大学 | Novel automobile steering wheel boost bar |
| CN203051672U (en) * | 2012-12-29 | 2013-07-10 | 房建春 | Billet synchronous rotary mechanism |
| CN103592117A (en) * | 2013-11-22 | 2014-02-19 | 深圳天祥质量技术服务有限公司 | Handle fatigue test machine |
| CN103674513A (en) * | 2013-11-12 | 2014-03-26 | 陕西国力信息技术有限公司 | AMT-based gear-change lever control assembly mechanical structure fatigue test method |
| CN205898433U (en) * | 2016-07-22 | 2017-01-18 | 湖南润伟智能机器有限公司 | Controller detection device |
-
2018
- 2018-08-10 CN CN201810905550.6A patent/CN109141915A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201138292Y (en) * | 2008-01-05 | 2008-10-22 | 湖北唯思凌科装备制造有限公司 | Torsion bar fatigue test platform of power-driven steering mechanism for automobile |
| CN201619598U (en) * | 2010-04-09 | 2010-11-03 | 重庆工商大学 | Novel automobile steering wheel boost bar |
| CN203051672U (en) * | 2012-12-29 | 2013-07-10 | 房建春 | Billet synchronous rotary mechanism |
| CN103674513A (en) * | 2013-11-12 | 2014-03-26 | 陕西国力信息技术有限公司 | AMT-based gear-change lever control assembly mechanical structure fatigue test method |
| CN103592117A (en) * | 2013-11-22 | 2014-02-19 | 深圳天祥质量技术服务有限公司 | Handle fatigue test machine |
| CN205898433U (en) * | 2016-07-22 | 2017-01-18 | 湖南润伟智能机器有限公司 | Controller detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114824A (en) * | 2019-12-18 | 2020-05-08 | 贵州华烽电器有限公司 | Device for testing service life of airplane control device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190104 |