CN201697621U - Measuring system of steering angle instrument - Google Patents
Measuring system of steering angle instrument Download PDFInfo
- Publication number
- CN201697621U CN201697621U CN2010202316129U CN201020231612U CN201697621U CN 201697621 U CN201697621 U CN 201697621U CN 2010202316129 U CN2010202316129 U CN 2010202316129U CN 201020231612 U CN201020231612 U CN 201020231612U CN 201697621 U CN201697621 U CN 201697621U
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- rotating disk
- turntable
- locking
- measuring system
- scrambler
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Abstract
The utility model relates to a measuring system of a steering angle instrument, which comprises a turntable fixed on the steering angle instrument, a turntable locking system arranged under the turntable, two translation motion plates and a coder, wherein the turntable is provided with clamping slots, the periphery of the side of the turntable is provided with a calibrating gauge, a mandrel is arranged at the center of the turntable to be fixed with the turntable, the turntable locking system comprises a locking plate, locking wheels respectively arranged the two sides of the locking plate, and a limited block, the two translation motion plates are connected at the lower end of the mandrel and are orthogonally arranged, and the coder is arranged at the lower end of the mandrel and rotates coaxially with the turntable. When in the initial position, the turntable is locked, and is always in the dead-center position of the calibrating gauge, when a vehicle enters the clamping slots of the turntable, the clamping slots can ensure that the direction of the turntable is constant with the direction of vehicle wheels, the turntable rotates from the dead-center position, the coder generates a code value corresponding to a rotating angle, and through comparing the output value of the calibrating gauge and the output value of the coder, the steering angle of front wheels can be measured. The measuring system of the steering angle instrument of the utility model can measure the steering angle of the vehicle and has higher measuring result accuracy and better sensitivity.
Description
Technical field
The utility model relates to the motor turning technical field of measuring, relates in particular to a kind of system that the motor turning angle is detected that is applied to.
Background technology
In recent years, China's automobile manufacture industry fast development, the demand of automobile, use amount also enlarge thereupon, and automobile has become an indispensable part in China's people's lives as a kind of vehicles.Along with auto industry and Freeway Development, automobile driving speed is more and more faster, and its control stability just seems particularly important to the influence of driving safety.And positioning parameter of vehicle front wheel to its straight motion stability, turn to light, reduce tire wear and reduce aspects such as fuel consume very big influence is arranged.So in the automobile use, its Front wheel Alignment Parameters should remain constant.Steering angle is one of the important content that should adjust during automobile uses, maintains, if adjustment is improper, will influence angle of turn, quickens Tyte Wear or makes tire grazing Drag link.In the steering angle measuring process, the measuring system of optimization can improve parameters such as the accuracy, precision, repeatability of testing result.
The utility model content
The purpose of this utility model is, a kind of corner instrument measuring system is provided, and it can be measured the motor turning angle, and the measurement result degree of accuracy is higher, sensitivity is better.
For achieving the above object, the utility model provides a kind of corner instrument measuring system, it comprises: be fixed in the rotating disk on the corner instrument, be installed on the Rolling disc lock clamping system of this rotating disk below, two translatory plates, and scrambler, described rotating disk is provided with draw-in groove, one week of rotating disk side is provided with scaling ruler, center of turntable is drawn a central shaft and rotating disk is fixed, the Rolling disc lock clamping system comprises locking plate, be located at the locking wheel of these locking plate both sides respectively, and limited block, two translatory plates are connected in the lower end of central shaft, this two translatory plates quadrature is installed, scrambler be located at this central shaft the lower end and with the rotating disk coaxial rotation; During initial position, rotating disk is locked, it is all the time at the null position of scaling ruler, when vehicle sails in the draw-in groove of rotating disk, this draw-in groove guarantees that the rotating disk direction is consistent with the wheel direction, and rotating disk begins to rotate from null position, the code value of one of scrambler generation and rotational angle correspondence, by the comparison of scaling ruler and scrambler output valve, measure the steering angle of front-wheel.
Described corner instrument comprise corner instrument base, the cover plate that is mounted thereon, guide piece base, sliding frame, slide cover, about link plate, translation connecting link, left and right sides translation seat, rotating disk locking connecting lever, cylinder, and guide rail, described rotating disk is fixed on the corner instrument base, the corresponding rotating disk setting of limited block, locking plate is connected with rotating disk locking connecting lever, translatory plate is located at the guide rail below, fixedlys connected with this translatory plate in center of turntable bar lower end.
Described cylinder is provided with push rod, by the stretching motion of this cylinder push-rod, thereby to promote the rotation of locking wheel control rotating disk.
Described rotating disk limits its steering locking angle by limited block, and the left and right sides steering locking angle of this rotating disk is 50 °.
The translatory plate of described pairwise orthogonal with the rotation of rotating disk front and back, left backly mutually move, relatively rotate between scrambler and the rotating disk preventing.
Described scrambler whenever circles and exports 3600 pulses, and its degree of accuracy reaches 0.1 °.
The beneficial effects of the utility model: corner instrument measuring system provided by the utility model, it locks the front-wheel steer angle by draw-in groove, measuring front wheel steering angle than common stage body in the past will more accurate and good reproducibility, and be not subject to get on the bus position or angle are different and cause testing result to differ greatly; In addition, the utility model is selected high-precision encoder for use, and its precision can reach 1 ', so its measurement result degree of accuracy is higher, sensitivity is better.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.
Description of drawings
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by embodiment of the present utility model is described in detail.
In the accompanying drawing,
Fig. 1 unifies the application synoptic diagram of specific embodiment for the utility model corner instrument Department of Survey;
Fig. 2 is the side schematic view of corner instrument among Fig. 1;
Fig. 3 is the synoptic diagram of rotating disk one embodiment of band draw-in groove in the utility model;
Fig. 4 is the mounting structure synoptic diagram of two translatory plates in the utility model;
Fig. 5 is the structural representation of straight-putting unit in the utility model outer corner measurement system one Application Example
Fig. 6 is the left view of straight-putting unit one embodiment among Fig. 5.
Embodiment
For further setting forth technological means and the effect thereof that the utility model is taked, be described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.
Shown in Fig. 1-4, the utility model provides a kind of corner instrument measuring system, it comprises: be fixed in the rotating disk 10 on the corner instrument, be installed on the Rolling disc lock clamping system of these rotating disk 10 belows, two translatory plates 11,12, and scrambler 13, described rotating disk 10 is provided with draw-in groove 14, rotating disk one week of 10 sides is provided with scaling ruler (not shown), it is fixing with rotating disk 10 that a central shaft 15 is drawn at rotating disk 10 centers, the Rolling disc lock clamping system comprises locking plate 16, be located at the locking wheel (not shown) of these locking plate 16 both sides respectively, and limited block 17, two translatory plates 11,12 are connected in the lower end of central shaft 15, this two translatory plate 11,12 quadratures are installed, scrambler 13 be located at this central shaft 15 the lower end and with rotating disk 10 coaxial rotation, the translatory plate 11 of pairwise orthogonal, 12 with the rotation of rotating disk 10 front and back, left back mobile mutually, thus guarantee that to prevent to relatively rotate between scrambler 13 and the rotating disk 10 scrambler 13 can only rotate with the rotation of rotating disk 10.During initial position, rotating disk 10 is locked, it is all the time at the null position of scaling ruler, when vehicle sails in the draw-in groove 14 of rotating disk 10, this draw-in groove 14 guarantees that rotating disk 10 directions are consistent with the wheel direction, and rotating disk 10 begins to rotate from null position, the code value of scrambler 13 one of generation and rotational angle correspondence, by the comparison of scaling ruler and scrambler 10 output valves, measure the steering angle of front-wheel.This scaling ruler is used for showing the angle of rotating disk 10 with wheel, the each measurement when beginning, rotating disk is at the null position of scaling ruler, when rotating disk 10 rotates, scrambler 13 one of the generation of disk middle spindle 15 ends and the code value of rotational angle correspondence, these scrambler 13 revolutions are moving to provide 3600 pulses a week, and its degree of accuracy can reach 0.1 °.At this moment, the scaling ruler in rotating disk one week of 10 sides also rotates with the rotation of rotating disk 10, the pointer of scaling ruler can be specified a value in the scaling ruler top, if the count value of scrambler 13 outputs on display screen is consistent with the value of scaling ruler pointer appointment, does not at this moment just need to have demarcated to the corner instrument; If inconsistent then the scrambler output valve of this moment can be changed into the designated value unanimity, artificially click zero clearing again, another that measure wheel then turns to, and demarcates the corner instrument with this.The front wheel angle setting: the inboard is 39 ° 55 ' ± 2 °, and the outside is 35 ° 00 ' ± 2 °, and is different with corresponding corner as left and right sides front-wheel, should be adjusted.
In the present embodiment, described corner instrument comprise corner instrument base 21, the cover plate 22 that is mounted thereon, guide piece base 23, sliding frame 24, slide cover 25, about interlock plate 26, translation connecting link 27, left and right sides translation seat 28, rotating disk locking connecting lever 29, cylinder 30, and guide rail 31, described rotating disk 10 is fixed on the corner instrument base 21, limited block 17 corresponding rotating disks 10 are provided with, locking plate 16 is connected with rotating disk locking connecting lever 29, translatory plate 11 and 12 is located at guide rail 31 belows, fixedlys connected with this translatory plate 11 and 12 in center of turntable bar 14 lower ends.Wherein, cylinder 30 is provided with push rod (not shown), by the stretching motion of this cylinder push-rod, thereby to promote the rotation of locking wheel control rotating disk 10.In these rotating disk 10 rotation processes, tight lock collar 15 is not subjected to displacement with rotating disk 10, and tighten control over finance also can only move horizontally.Cylinder 30 promotes locking wheel and sticks into locking plate 16 the insides, and at this moment rotating disk 10 is locked and can not rotates.When cylinder push-rod shrinks, will retract locking wheel, lock release at this moment, rotating disk 10 can rotate.This rotating disk 10 limits its steering locking angle by limited block 17, and the left and right sides steering locking angle scope of this rotating disk 10 is 50 °, and is free to rotate at this scope inner rotary table 10.
Corner instrument measuring system of the present utility model, it is the front wheel steering angle of measured automobiles in real time, and the concrete steps of its measurement are as follows:
Step 1, automobile sail corner instrument measuring system normally into, just utilize a gathering sill vehicle to be driven into draw-in groove 14 the insides of rotating disk 10.
Step 2, begin to measure after, the Single-chip Controlling relay output in the automobile makes 30 actions of corresponding solenoid valve control cylinder.Straight-putting unit push rod 302 is ajusted trailing wheel, rotating disk 10 rotates and unclamps.This moment, vehicle body center line and this corner instrument measuring system center line were in a vertical plane.In this specific embodiment, straight-putting unit is shown in Fig. 5,6, and this straight-putting unit is provided with linkage part 304, the push rod 302 that is connected with this linkage part 304, connecting lever 306, connecting lever axle 308, lead rail axis support 312, guide rail bearing support 314, thrust stand 316, axis of rolling bracing frame 318 and ajusts cylinder 320.
Step 3, dot matrix screen prompting this moment driver beat bearing circle to a direction, and get to maximal value always.Wheel drives rotating disk 10 and scrambler 13 rotates, and produces the code value of a correspondence, and single-chip microcomputer sends to host computer in real time with the code value of scrambler 13, and is calculated the steering locking angle of wheel at that time and be presented on the dot matrix screen by host computer.Dot matrix screen is reresented the driver and is beaten bearing circle to another way and equally also beat maximal value then, in like manner measures the opposing party's steering angle of wheel.
Step 4, measure to finish, wheel and rotating disk 10 are all got back to null position, and dot matrix screen prompting driver rolls vehicle away from this corner instrument measuring system, vehicle from after, the corner instrument returns to the original state before measuring.
In sum, measuring system of steering angle instrument provided by the utility model, it locks the front-wheel steer angle by draw-in groove, and measuring front wheel steering angle than in the past common stage body will more accurate and good reproducibility, and be not subject to get on the bus position or angle are different and cause testing result to differ greatly; In addition, the utility model is selected high-precision encoder, and its precision can reach 1 ', so its measurement result accuracy is higher, sensitivity is better.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection domain of the accompanying claim of the utility model.
Claims (6)
1. corner instrument measuring system, it is characterized in that, comprise: be fixed in the rotating disk on the corner instrument, the Rolling disc lock clamping system that is installed on this rotating disk below, two translatory plates, reach scrambler, described rotating disk is provided with draw-in groove, one week of rotating disk side is provided with scaling ruler, center of turntable is drawn a central shaft and rotating disk is fixed, the Rolling disc lock clamping system comprises locking plate, is located at locking wheel, and the limited block of these locking plate both sides respectively, two translatory plates are connected in the lower end of central shaft, this two translatory plates quadrature is installed, scrambler be located at this central shaft the lower end and with the rotating disk coaxial rotation; During initial position, rotating disk is locked, it is all the time at the null position of scaling ruler, when vehicle sails in the draw-in groove of rotating disk, this draw-in groove guarantees that the rotating disk direction is consistent with the wheel direction, and rotating disk begins to rotate from null position, the code value of one of scrambler generation and rotational angle correspondence, by the comparison of scaling ruler and scrambler output valve, measure the steering angle of front-wheel.
2. corner instrument measuring system as claimed in claim 1, it is characterized in that, described corner instrument comprise corner instrument base, the cover plate that is mounted thereon, guide piece base, sliding frame, slide cover, about link plate, translation connecting link, left and right sides translation seat, rotating disk locking connecting lever, cylinder, and guide rail, described rotating disk is fixed on the corner instrument base, the corresponding rotating disk setting of limited block, locking plate is connected with rotating disk locking connecting lever, translatory plate is located at the guide rail below, fixedlys connected with this translatory plate in center of turntable bar lower end.
3. corner instrument measuring system as claimed in claim 2 is characterized in that described cylinder is provided with push rod, by the stretching motion of this cylinder push-rod, thereby to promote the rotation of locking wheel control rotating disk.
4. corner instrument measuring system as claimed in claim 1 is characterized in that described rotating disk limits its steering locking angle by limited block, and the left and right sides steering locking angle of this rotating disk is 50 °.
5. corner instrument measuring system as claimed in claim 1 is characterized in that, the translatory plate of described pairwise orthogonal with the rotation of rotating disk front and back, left backly mutually move, relatively rotate between scrambler and the rotating disk preventing.
6. corner instrument measuring system as claimed in claim 3 is characterized in that, described scrambler whenever circles and exports 3600 pulses, and its degree of accuracy reaches 0.1 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202316129U CN201697621U (en) | 2010-06-21 | 2010-06-21 | Measuring system of steering angle instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202316129U CN201697621U (en) | 2010-06-21 | 2010-06-21 | Measuring system of steering angle instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201697621U true CN201697621U (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202316129U Expired - Lifetime CN201697621U (en) | 2010-06-21 | 2010-06-21 | Measuring system of steering angle instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201697621U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288150A (en) * | 2011-07-19 | 2011-12-21 | 奇瑞汽车股份有限公司 | Method for calibrating zero position of steering angle sensor of vehicle |
| CN103267506A (en) * | 2013-04-25 | 2013-08-28 | 北京宝克测试系统有限公司 | Automobile front wheel steering angle detector |
| CN103307957A (en) * | 2012-03-14 | 2013-09-18 | 江苏天瑞仪器股份有限公司 | Goniometer |
| CN108007419A (en) * | 2017-12-08 | 2018-05-08 | 蒋央芳 | A kind of vehicle double-front axle corner measuring apparatus |
| CN111595598A (en) * | 2020-04-20 | 2020-08-28 | 山东正能汽车检测装备有限公司 | Contact dynamic surface measurement four-wheel aligner |
-
2010
- 2010-06-21 CN CN2010202316129U patent/CN201697621U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288150A (en) * | 2011-07-19 | 2011-12-21 | 奇瑞汽车股份有限公司 | Method for calibrating zero position of steering angle sensor of vehicle |
| CN102288150B (en) * | 2011-07-19 | 2013-03-06 | 奇瑞汽车股份有限公司 | Method for calibrating zero position of steering angle sensor of vehicle |
| CN103307957A (en) * | 2012-03-14 | 2013-09-18 | 江苏天瑞仪器股份有限公司 | Goniometer |
| CN103307957B (en) * | 2012-03-14 | 2016-04-20 | 江苏天瑞仪器股份有限公司 | Angular instrument |
| CN103267506A (en) * | 2013-04-25 | 2013-08-28 | 北京宝克测试系统有限公司 | Automobile front wheel steering angle detector |
| CN108007419A (en) * | 2017-12-08 | 2018-05-08 | 蒋央芳 | A kind of vehicle double-front axle corner measuring apparatus |
| CN111595598A (en) * | 2020-04-20 | 2020-08-28 | 山东正能汽车检测装备有限公司 | Contact dynamic surface measurement four-wheel aligner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN ANCHE DETECTION CO., LTD. Free format text: FORMER NAME: SHENZHEN ANCHE DETECTION TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Building No. 188 Shennan Road, Nanshan District Grand View of Shenzhen city in Guangdong province 518000 14 floor Patentee after: Shenzhen Anche Inspection Co., Ltd. Address before: Building No. 188 Shennan Road, Nanshan District Grand View of Shenzhen city in Guangdong province 518000 14 floor Patentee before: Shenzhen Anche Enterprise Technology Co.,Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 T3 factory building, Nanshan District hi tech Industrial Village, Guangdong, Shenzhen, T3b5-b02 Patentee after: Shenzhen Anche Inspection Co., Ltd. Address before: Building No. 188 Shennan Road, Nanshan District Grand View of Shenzhen city in Guangdong province 518000 14 floor Patentee before: Shenzhen Anche Inspection Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000, room 4, building 901, Shenzhen Software Park, two road, Nanshan District science and technology, Guangdong, Shenzhen, China Patentee after: Shenzhen Anche Inspection Co., Ltd. Address before: 518000 T3 factory building, Nanshan District hi tech Industrial Village, Guangdong, Shenzhen, T3b5-b02 Patentee before: Shenzhen Anche Inspection Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110105 |
|
| CX01 | Expiry of patent term |