CN2518099Y - Multifunctional automotive wheel side skid checking platforn - Google Patents
Multifunctional automotive wheel side skid checking platforn Download PDFInfo
- Publication number
- CN2518099Y CN2518099Y CN 01279817 CN01279817U CN2518099Y CN 2518099 Y CN2518099 Y CN 2518099Y CN 01279817 CN01279817 CN 01279817 CN 01279817 U CN01279817 U CN 01279817U CN 2518099 Y CN2518099 Y CN 2518099Y
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- slide plate
- link
- side slide
- wheel
- slid platform
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Abstract
The utility model relates to a multi-function vehicle wheel side slip tester for measuring the vehicle wheel side slip distance, belonging to the vehicle performance measurement technology. The utility model consists of a frame, a sliding plate, an interlocking mechanism, a controlling mechanism, a sensor and a signal processing display part, wherein, the sliding plate adopts a left side slide plate 2 and a right side slide plate 8 which are connected through a slide plate interlocking mechanism 15, and are respectively placed on the slid slip tester bottom plate 17 through a roller 18, two displacement sensors 14 are fixed on the slid slip tester bottom plate 17 through a fastening retaining ring 10, the measuring heads of the displacement sensors are respectively hold against the left side slide plate 2 and the right side slide plate 8, one end of a left load cell 4 and one end of a right load cell 6 are connected with a fixed support 5 on the slid slip tester bottom plate 17, and the other end of the left load cell 4 and the other end of the right load cell 6 are connected with the left lock controlling mechanism 3 and the right lock controlling mechanism respectively arranged on the left side slide plate 2 and the right side slide plate 8. The device can make a test for a wheel or two wheels simultaneously. The dynamic, rapid and accurate measurement to a vehicle wheel side slip distance is realized, and the reason of the fault can be judged.
Description
Technical field; The utility model belongs to the automotive performance detection technique.
Background technology: it is one of automobile safety check project that automotive wheel sideslip amount detects.Vehicle handling stability and roadholding are that the reasonable coupling by positioning parameter of vehicle front wheel guarantees, any one misalignment of parameter just can cause wheel side sliding, cause automobile loss of control stability and the straight line property exercised, accelerate tire wear, degradation problem under the economy.Detection to sideslip amount size can be judged the misalignment degree.
The checkout equipment of automotive wheel sideslip amount is that side slid platform all exists both at home and abroad at present, by side slid platform form branch one-board sideslip check-out console and two plate coordinated type sideslip check-out console is arranged.One-board sideslip check-out console can only detect single wheel side sliding amount, can't the sideslip amount of car load be detected.Two plate coordinated type sideslip check-out consoles are that two wheels are detected simultaneously, reflection be the sideslip amount of car load.By the display mode branch pointer-type, digital-code type side slid platform are arranged.Analyzing present its shortcoming of side slid platform mainly shows:
1) the present wheel side sliding check-out console function singleness used of vehicle testing line or maintenance depot promptly can only be measured the size of wheel side sliding amount.
2) the present side slid platform that uses of Subscriber Unit or be the one-board side slid platform, or be two plate coordinated type side slid platforms.And the side slid platform of two kinds of forms respectively has relative merits, so only can't bring into play whole advantages of two kinds of estrades with a check-out console.
3) at present the side slid platform detection method only is automobile measurements of advancing, and this method can't be judged the reason that produces sideslip, and utilizes automobile to advance and the method for twice measurement that fall back, and can realize judging the function of generation sideslip reason.
4) wheel lateral force and sideslip are measured under the changeless situation of tire cornering stiffness coefficient, and be proportional substantially, at this moment only detects the location situation that the wheel side sliding amount can be judged wheel substantially.But the cornering stiffness of tire tends to change in testing process, and the side force that at this moment needs to detect wheel is accurately judged the location situation of wheel, and present side slid platform does not possess the function that detects wheel lateral force simultaneously.
Technology contents: at present wheel is surveyed the sliding common apparatus that detects and to measure sideslip amount size, and can not judge the reason that causes sideslip, can't provide foundation to motor vehicle repair.Develop a kind of dynamically, intelligent side slid platform fast and accurately, realize one-machine-multi-function, save equipment investment, shorten and detect Diagnostic Time, significant to motor vehicle repair.The purpose of this utility model be to design a kind of realize automotive wheel sideslip amount dynamically, multi-purpose vehicle(MPV) wheel side sliding check-out console fast and accurately.
The purpose of this utility model is achieved in that about a support frame is by cylindrical roller and respectively supports a slide plate that two slide plates interrelate by link gear and locking control gear.In the end of slide plate corresponding displacement transducer and force cell are housed, when the automobile straight line crosses side slid platform, if the wheel alignment parameter coupling is improper, wheel will drive slide plate and laterally move, and its amount of movement can be measured by displacement transducer, and this value is the sideslip amount.When the control gear handle places diverse location, can realize single-wheel test and two plate interlock tests, also can the amount of sideslip detect or the side force detection.Its particular content accompanying drawings is as follows: content of the present utility model mainly comprises three parts: side slid platform part, detection control principle part and large screen display instrument part.
The side slid platform part: side slid platform is the basis that the skid amount detects, and automobile straight line from the monitor station crosses, and the signal of sensor output is detected judgement, is detected.
Automotive wheel sideslip check-out console is by framework, sliding panel, link gear, control gear, sensor and signal Processing display part are formed, slide plate 2 and right side slide plate were 8 two on the left of sliding panel adopted, link by slide plate link gear 15 between them, and be placed on the side slid platform base plate 17 by roller 18 respectively, two displacement transducers 14 are fixed on the side slid platform base plate 17 by fastening snap ring 10, the measuring head of displacement transducer heads on left side slide plate 2 and right side slide plate 8 respectively, one end of a left side force cell 4 and right force cell 6 links to each other with the fixed support 5 on the side slid platform base plate 17, the other end respectively be contained on the left of left locking control gear 3 on the slide plate 2 link to each other with right locking control gear 7 on being contained in right side slide plate 8.
Left side locking control gear 3 and right locking control gear 7 adopt left joystick 22 with right joystick 23 lockings or separate respectively.
Slide plate link gear 15 is to be formed by connecting by connecting rotating shaft 11 by three link rods 9, left and right link rod 9 is hinged on respectively on left side slide plate 2 and the right side slide plate 8, be fixed with return bar 20 respectively on the left and right link rod 9, return shift fork 19 is contained on the side slid platform floor 17 by central shaft, the one end links with the retracing spring 13 that is connected on left side slide unit 2 and the right side slide unit 8, intermediate link 9 is upper and lower two, connects with link mechanism central rotating shaft 21, and fixing with lock pin 12.
Control principle is: when detecting the wheel side sliding amount with two plate interlock modes, lock pin 12 is inserted in the pin-and-hole of link gear, left joystick 22 and right joystick 23 are placed the open mode (see figure 3), when automobile when sideskid crosses, sideskid moves laterally under the wheel lateral force effect, and its amount of movement is measured by displacement transducer.
When lock pin 12 is extracted, the left and right sides slide plate will be that benchmark laterally moves with link gear central shaft axle 21 respectively.At this moment if left joystick 22 is in open mode, right joystick 23 is in lockup state, when automobile crosses side slid platform, can measure automobile revolver sideslip amount.
When lock pin 12 is extracted, left joystick 22 is in lockup state, and right joystick 23 is in open mode, when automobile crosses side slid platform, can measure the right wheel of automobile sideslip amount.
When lock pin 12 is extracted, left and right joystick 22,23 all is in lockup state, when automobile crosses side slid platform, can measure the vehicle right and left wheel side force.
According to the formation mechanism of wheel side sliding and the form of expression on sideskid, advance and the mode of twice detection that fall back by automobile, thereby sideslip direction, sideslip amount size and the side force size of measuring wheel are judged and are produced the concrete reason that breaks away.
The key problem in technology of side slid platform design is, can realize that by locking and control gear single-board testing can realize two plates interlock tests again, not only can realize that the wheel side sliding amount detects but also can realize the wheel lateral force detection.
Detect the control principle part:
1) judgement that produces the sideslip failure cause is to advance and the method for twice detection that fall back realizes by automobile.Its principle is: automotive wheel only exists under the situation of flare (or introversion), the trend that no matter wheel advances or the relative automobile axis of falling back all has laterally (or inboard) to roll.When wheel only exists under toe-in (or toe-out) situation, wheel had to the inside the trend that roll in (or outside) when automobile advanced, and wheel has laterally the trend that (or inboard) rolls when retreating.Wheel is if exist flare and toe-in simultaneously, when its matching state is good, wheel is substantially along straight-line travelling, if coupling is unreasonable, just show as wheel and have the sliding amount of larger side, so, can judge the sideslip amount and mainly cause or cause by toe-in by camber according to the move forward and backward size and Orientation of wheel side sliding amount under two kinds of situations of automobile.Thereby realize the failure judgement place, for motor vehicle repair provides foundation.
2) number measuring process is: the signal from displacement transducer or force cell measure, convert digital quantity input single-chip microcomputer to through A/D earlier, and single-chip microcomputer is presented at the result on the instrument after judging as calculated, and realizes function such as data serial communication according to actual conditions.The signal measurement function just can realize by means of general electronics and computer technology.
Large screen display instrument part: the utility model is on instrument shows, its characteristics mainly show: (1) uses the location situation of the graphic presentation wheel of image.(2) show judged result with Chinese character.(3) result shows on instrument with numeral and two kinds of forms of simulation simultaneously.
The utility model has been realized dynamic, the accurate detection of automotive wheel sideslip amount, but and the reason of failure judgement, by suitable control gear, can realize veneer to a wheel detection, can realize that also two plates detect simultaneously to two wheels; Both can detect, can detect wheel lateral force again the wheel side sliding amount.Realized the one-machine-multi-function effect, compared under the situation about only increasing about 10% with the routine inspection platform that realize that function has improved more than 400%, effect has improved 6～8 times more than at cost.The utility model automatically resets except having, audible alarm, and the criterion value is set arbitrarily, and testing result latchs automatically, outside the functions such as serial communication, also has following new function:
1) has fault diagnosis functions, can judge the main cause that causes automotive wheel to break away;
2) can detect wheel lateral force size in the automobile driving process, aid in fault diagnosis;
3) can single-wheel detect again and can two plate interlocks detect, just can accurately judge the wheel alignment parameter match condition with an estrade;
4) testing result is utilized the giant-screen graphic display mode, and is visual and clear, is convenient to understand the wheel alignment situation.
Description of drawings:
Fig. 1 is according to the multi-purpose vehicle(MPV) wheel side sliding check-out console structural drawing that the utility model proposes;
The vertical view of Fig. 2 diagrammatic sketch 1;
Fig. 3 is according to the multi-purpose vehicle(MPV) wheel side sliding check-out console sideskid link gear assembly figure that the utility model proposes;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is that the A of Fig. 3 is to view;
Fig. 6 is a B-B sectional view among Fig. 4;
Fig. 7 is according to the multi-purpose vehicle(MPV) wheel side sliding check-out console side force control gear assembly stereographic map that the utility model proposes.
Among the figure: 1 framework, 2. left side slide plates, 3. left locking control gear 4.6. side force sensor 5. fixed supports 7. right locking control gear 8. right side slide plates, 9. link rod (left sides, in, right) 10. fastening snap ring 11. connection rotating shafts 12. lock pins 13. retracing springs 14. displacement transducers 15. slide plate link gears 16. side force control gear assemblies 17. side slid platform base plates 18. rollers 19. return shift forks 20. return bars 21. link gear central rotating shafts 22. left joystick 23. right joysticks
Embodiment:
Consult Fig. 1: side slid platform mainly consists of the following components: compositions such as framework, right and left slide plates, link gear, control gear, sensor.The assembly relation of sideslip platen is as follows:
Whole side slid platform is based on framework 1, and left and right sides slide plate 2 and 8 supports by cylindrical roller in side slid platform base plate 17 sliding ways 18, and links by slide plate link gear 15, and sideskid can horizontally slip.Two displacement transducers 14 are fixed on the side slid platform base plate 17 by fastening snap ring 10, and the measuring head of displacement transducer heads on the left and right sides slide plate, move and move with sideskid, to measure left and right sides slide plate slippage.One end of force cell links to each other with fixed support 5 on the base plate, and the other end links to each other with 7 with locking control gear 3.
The link gear work relationship is: return shift fork 19 is fixed on the side slid platform base plate 17, and rotates freely by central shaft, and one end and retracing spring 13 link.Return bar 20 and link gear link rod 9 are angled to weld together.When automobile reaches sideskid, if existing, wheel breaks away, wheel promotes slide plate to a side shifting, slide plate drives link rod 9 and moves, the return bar 20 that welds together with link rod 9 promotes return shift fork 19 around its center rotation, at this moment return shift fork 19 will be to retracing spring 13 1 acting forces, and when automobile rolls sideskid away from, acting force of the spring will make total system be repositioned to the equilibrium position.When lock pin 12 inserts in the pin-and-hole, left and right sides link mechanism is simultaneously around 21 motions of link mechanism link gear central rotating shaft, two slide plates will be made move toward one another, when if lock pin 12 is extracted, left and right sides link mechanism will be separately around 21 self-movements of link gear central rotating shaft, the mutually noninterfere of left and right sides skateboarding at this moment.Utilize this function will realize that veneer detects the wheel side sliding amount.
Side force control gear work relationship is: fixed support 5 is fixed on the side slid platform base plate 17, and each links to each other both sides with 6 with side force sensor 4, and side force sensor 4 links to each other with 7 with left and right sides lockable mechanism 3 with 6 the other end.Consult Fig. 3: when left and right joystick 23 and 34 deposits, left and right sides slide plate 2 and 8 will be fixed tightly on the side slid platform base plate 17 by side force sensor 4 and 6, and at this moment when automobile reaches slide plate, the side force that wheel puts on the slide plate will be measured by the side force sensor.
The side slid platform control principle is: when detecting the wheel side sliding amount with two plate interlock modes, lock pin 12 is inserted in the pin-and-hole of link gear, left joystick 22 and right joystick 23 are placed open mode (consulting Fig. 3), when automobile when sideskid crosses, sideskid moves laterally under the wheel lateral force effect, and its amount of movement is measured by displacement transducer.
When lock pin 12 is extracted, the left and right sides slide plate will be that benchmark laterally moves with link gear central shaft 21 respectively.At this moment if joystick 17 is in open mode, joystick 18 is in lockup state, when automobile crosses side slid platform, can measure automobile revolver sideslip amount.
When lock pin 12 is extracted, left joystick 22 is in lockup state, and right joystick 23 is in open mode, when automobile crosses side slid platform, can measure the right wheel of automobile sideslip amount.
When lock pin 12 is extracted, left and right joystick 22,23 all is in lockup state, when automobile crosses side slid platform, can measure the vehicle right and left wheel side force.
According to the formation mechanism of wheel side sliding and the form of expression on sideskid, advance and the mode of twice detection that fall back by automobile, thereby sideslip direction, sideslip amount size and the side force size of measuring wheel are judged and are produced the concrete reason that breaks away.
The key problem in technology of side slid platform design is, can realize that by locking and control gear single-board testing can realize two plates interlock tests again, not only can realize that the wheel side sliding amount detects but also can realize the wheel lateral force detection.
Claims (3)
1. automotive wheel sideslip check-out console is by framework, sliding panel, link gear, control gear, sensor and signal Processing display part are formed, it is characterized in that (8) two on sliding panel employing left side slide plate (2) and right side slide plate, link by slide plate link gear (15) between them, and be placed on the side slid platform base plate (17) by roller (18) respectively, two displacement transducers (14) are fixed on the side slid platform base plate (17) by fastening snap ring (10), the measuring head of displacement transducer heads on left side slide plate (2) and right side slide plate (8) respectively, one end of a left side force cell (4) and right force cell (6) links to each other with the fixed support (5) on the side slid platform base plate (17), the other end respectively be contained on the left of left locking control gear (3) on the slide plate (2) link to each other with right locking control gear (7) on being contained in right side slide plate (8).
2. automotive wheel sideslip check-out console according to claim 1 is characterized in that left locking control gear (3) and right locking control gear (7) adopt joystick (22) with (23) locking or separate respectively.
3. automotive wheel sideslip check-out console according to claim 1 and 2, it is characterized in that said link gear (15) is to be formed by connecting by connecting rotating shaft (11) by three link rods (9), a left side, right link rod (9) is hinged on respectively on left side slide plate (2) and the right side slide plate (8), a left side, be fixed with return bar (20) respectively on the right link rod (9), return shift fork (19) is contained on the side slid platform floor (17) by central shaft, the one end links with the retracing spring (13) that is connected on left side slide unit (2) and the right side slide unit (8), intermediate link (9) is last, following two, connect with link gear central rotating shaft (21), and fixing with lock pin (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01279817 CN2518099Y (en) | 2001-12-30 | 2001-12-30 | Multifunctional automotive wheel side skid checking platforn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01279817 CN2518099Y (en) | 2001-12-30 | 2001-12-30 | Multifunctional automotive wheel side skid checking platforn |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2518099Y true CN2518099Y (en) | 2002-10-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01279817 Expired - Fee Related CN2518099Y (en) | 2001-12-30 | 2001-12-30 | Multifunctional automotive wheel side skid checking platforn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2518099Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832865A (en) * | 2010-04-28 | 2010-09-15 | 吉林大学 | Association model testing device capable of adjusting wheel orientation angle and side slip distance |
| CN102607864A (en) * | 2012-02-23 | 2012-07-25 | 中国人民解放军军事交通学院 | Drum-type front-wheel sideslip adjusting platform |
| CN103063446A (en) * | 2012-12-28 | 2013-04-24 | 深圳市安车检测股份有限公司 | Double front axle vehicle steering axle side-slipping detecting device |
| CN103123302A (en) * | 2011-11-18 | 2013-05-29 | 佛山市南华仪器股份有限公司 | Sliding plate type automobile side-slipping checking table with automatic displacement checking devices |
| CN111999077A (en) * | 2020-10-30 | 2020-11-27 | 成都成保发展股份有限公司 | Automobile sideslip detection table with automatic positioning function and detection method |
-
2001
- 2001-12-30 CN CN 01279817 patent/CN2518099Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832865A (en) * | 2010-04-28 | 2010-09-15 | 吉林大学 | Association model testing device capable of adjusting wheel orientation angle and side slip distance |
| CN103123302A (en) * | 2011-11-18 | 2013-05-29 | 佛山市南华仪器股份有限公司 | Sliding plate type automobile side-slipping checking table with automatic displacement checking devices |
| CN103123302B (en) * | 2011-11-18 | 2016-01-20 | 佛山市南华仪器股份有限公司 | There is the slide plate type automobile slideslip inspecting platform of displacement automatic checking device |
| CN102607864A (en) * | 2012-02-23 | 2012-07-25 | 中国人民解放军军事交通学院 | Drum-type front-wheel sideslip adjusting platform |
| CN103063446A (en) * | 2012-12-28 | 2013-04-24 | 深圳市安车检测股份有限公司 | Double front axle vehicle steering axle side-slipping detecting device |
| CN103063446B (en) * | 2012-12-28 | 2015-05-27 | 深圳市安车检测股份有限公司 | Double front axle vehicle steering axle side-slipping detecting device |
| CN111999077A (en) * | 2020-10-30 | 2020-11-27 | 成都成保发展股份有限公司 | Automobile sideslip detection table with automatic positioning function and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |