CN108152049B - Toe-in of automobile detects method of adjustment - Google Patents

Toe-in of automobile detects method of adjustment Download PDF

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Publication number
CN108152049B
CN108152049B CN201711394770.9A CN201711394770A CN108152049B CN 108152049 B CN108152049 B CN 108152049B CN 201711394770 A CN201711394770 A CN 201711394770A CN 108152049 B CN108152049 B CN 108152049B
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China
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accurate measurement
bigness scale
ruler
toe
automobile
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CN108152049A (en
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张晓渝
周尚鲁
张俊杰
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Lifan Technology Group Co Ltd
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Lifan Industry Group Co Ltd
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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
    • G01M17/0072—Wheeled or endless-tracked vehicles the wheels of the vehicle co-operating with rotatable rolls
    • G01M17/0074—Details, e.g. roller construction, vehicle restraining devices

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  • General Physics & Mathematics (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The invention discloses a kind of toe-in of automobile to detect method of adjustment, it is characterized in that, using two wheels middle part front side center edge portion position lines as preceding reference line, two side reference lines are obtained perpendicular to preceding reference line direction in two lateral edge of wheel, then based on two side reference lines, a lead-out wire parallel with outside front and rear edges point line in the middle part of hub for vehicle wheel and with the intersection of side reference line is formed by parallelogram rule, the angle measured between side reference line and lead-out wire is toe-in of automobile angle measurement, toe-in of automobile angle measurement and toe-in of automobile angular standard value are compared, above-mentioned measuring process is repeated after adjusting corresponding vehicle wheel rotation respective angles further according to comparison result, until toe-in of automobile angle measurement and toe-in of automobile angular standard the value difference measured meets required precision.The advantages that detection that the present invention can be realized toe-in of automobile angle-data is adjusted, and has structure simple, low in cost, and it is convenient to adjust, and precision is reliable.

Description

Toe-in of automobile detects method of adjustment
Technical field
The present invention relates to vehicle mass detection technique fields, detect method of adjustment in particular to a kind of toe-in of automobile.
Background technique
In order to eliminate camber bring adverse consequences, when installing wheel, keep the median plane of automobile two front wheels uneven Row, two-wheeled leading edge distance is less than back edge distance, can be better maintained the stability of automobile straight-line travelling in this way, so that turning Self-aligning effect is provided with to wheel, and deflecting roller is when comeing up against external force (such as encountering stone) effect and deflecting, in external force The position of straight-line travelling can be automatically returned to after disappearance immediately.Wherein, the distance of two front wheels wheel hub forward edge and posterior edges it Difference is toe-in of front wheel.When concrete application, the difference of the distance of vehicle hub forward edge and posterior edges is usually referred to as toe-in again Size, and the vehicle hub directly inclined angular dimension difference in front and back side usually referred to as toe-angle.
Front wheel toe-in of automobile data are required to keep accurate in vehicle release and use process.If being unsatisfactory for needing It asks, then can realize adjustment by adjusting the length of the drag link in vehicle steering device.It can be according to auto producer when adjustment Measurement position as defined in family, makes two-wheeled longitudinal separation difference meet defined toe-in value, general toe-in value is positive between 0~12mm Often.
Existing toe-in of automobile Data Detection mode, relatively coarse mode are to directly adopt vernier to detect side before and after wheel hub The defects of relative distance between side is calculated, and that there are precision is not high for this mode, and detection efficiency is low.And existing detection The higher detector of precision then haves the defects that cost is very expensive, is unsuitable for small business or individual consumer (such as repairs Shop) it uses.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how one kind is provided can be real Existing toe-in of automobile Data Detection adjusts and implements simply, low in cost, operates convenient and fast toe-in of automobile detection method of adjustment.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of toe-in of automobile detection method of adjustment, which is characterized in that made with center edge portion position lines on front side of two wheels For preceding reference line, two side reference lines are obtained perpendicular to preceding reference line direction in two lateral edge of wheel, then with two side bases Based on directrix, by parallelogram rule formed outside front and rear edges point line in the middle part of one and hub for vehicle wheel it is parallel and with The lead-out wire of side reference line intersection, the angle measured between side reference line and lead-out wire is toe-in of automobile angle measurement Value, toe-in of automobile angle measurement and toe-in of automobile angular standard value are compared, and are adjusted corresponding wheel further according to comparison result and are turned Above-mentioned measuring process is repeated after dynamic respective angles, until the toe-in of automobile angle measurement and toe-in of automobile angular standard value measured Difference meets required precision.
In this way, can be convenient the detection and adjustment quickly realized to toe-in of automobile data using this method, has and implement Simply, convenient advantage is operated.
This method, which is specifically included, realizes the adjustment of toe-in of automobile angle Preliminary detection using toe-in of automobile bigness scale adjustment device, makes The step of its toe-angle difference is less than 1 degree；Further include using toe-in of automobile fine range measurement adjustment device realize toe-in of automobile away from The step of from accurate detection adjustment, or realize that toe-in of automobile angle accurately detects using toe-in of automobile angle accurate measurement adjustment device The step of adjustment.
As optimization, the toe-in of automobile bigness scale adjusts device, including two groups of bigness scales height gauge component and one group it is thick Survey preceding station meter, the bigness scale height gauge component includes bigness scale height gauge pedestal, bigness scale on height gauge pedestal vertically It is fixedly installed bigness scale height gauge housing upwards, can slide up and down in bigness scale height gauge housing and be provided with bigness scale height Ruler, bigness scale height gauge and bigness scale are with being additionally provided with bigness scale height gauge locking structure between height gauge housing；The bigness scale is used Integrally ruler shape in long strip and both ends are vertically connected on bigness scale height gauge upper end to preceding station meter, and bigness scale is along length with preceding station meter The structure of the scalable setting in direction is spent, bigness scale is additionally provided with toe-angle bigness scale mechanism, the toe-angle with height gauge upper end Bigness scale mechanism includes a horizontally disposed bigness scale side station meter, bigness scale side station meter while and bigness scale height gauge And bigness scale is vertical with preceding station meter, bigness scale can be slidably mounted in bigness scale with side station meter one end along its length and use In one bigness scale mounting base of height gauge upper end, there is the bigness scale side station meter other end a vertically arranged bigness scale to use Shaft；With horizontal measuring scale is additionally provided on the station meter of side, measuring scale one end, which is installed in rotation on bigness scale and uses, to be turned for bigness scale On axis, for the other end along the direction horizontal extension towards the preceding station meter of bigness scale, measuring scale both ends are also each horizontally disposed one Bigness scale contact ruler, bigness scale are vertically arranged with contact ruler and measuring scale, are contacted positioned at the bigness scale close to bigness scale rotating shaft position Ruler is fixedly connected on measuring scale, and the bigness scale far from bigness scale rotating shaft position is with contact ruler by bigness scale contact ruler installation set It is mounted on measuring scale, bigness scale, which contacts ruler installation set and can slide along measuring scale length direction, to be arranged, bigness scale contact ruler peace It is also threadedly coupled on encapsulation and is provided with bigness scale installation set clamping screw, bigness scale is with installation set clamping screw for realizing bigness scale use Contact fixed locking of the ruler installation set on measuring scale, two bigness scales with contact ruler respectively have one along past two bigness scale sides The contact jaw that the direction of inside extends to form between the station meter of face, the isometric setting of contact jaw of two bigness scales contact ruler, measurement Ruler is located at bigness scale and has also extended to form a bevel protractor with the direction of contact ruler contact jaw toward away from bigness scale with shaft one end end Support arm is installed, is also connected with the bevel protractor scale plate for being provided with an arc, angle between bevel protractor installation support arm outer end and measuring scale Angled graticule and the angle for showing angle between bigness scale side station meter and measuring scale are set on degree ruler scale plate Value.
The adjustment of toe-in of automobile angle Preliminary detection is realized using toe-in of automobile bigness scale adjustment device, specifically includes following step It is rapid: automobile stop to be detected being first fixed on the level ground for being used to detect, then adjusts bigness scale height gauge upper end Height and position, so that bigness scale contact ruler is located at wheel horizontal direction diameter institute planar；Then by two bigness scale sides Bigness scale is arranged on station meter, and with shaft one end, one end of relative close between two wheels is snapped onto outside two wheels, is first made The preceding station meter of bigness scale is affixed with two wheel face medium positions simultaneously, then adjusts a bigness scale with side station meter thick Front-rear position in survey mounting base, so that being located at the contact jaw and corresponding wheel of the bigness scale contact ruler of bigness scale shaft one end The middle part one side edge position of wheel hub contacts, and then adjusts the bigness scale far from bigness scale shaft one end and uses contact ruler on measuring scale Position and make the contact jaw of bigness scale contact ruler and another side edge contact in middle part of corresponding hub for vehicle wheel；Then it adjusts again Another whole bigness scale adjusts bigness scale with preceding station meter in front-rear position of the bigness scale in mounting base and simultaneously with side station meter Length, while so that bigness scale keeps being affixed with two wheel face medium positions with preceding station meter, bigness scale side benchmark Ruler is located at bigness scale and is connect with the bigness scale of shaft one end with the middle part one side edge position of the contact jaw of contact ruler and corresponding hub for vehicle wheel Touching, then adjust the bigness scale side station meter and adjust position of the bigness scale with contact ruler on measuring scale far from bigness scale shaft one end It sets and makes the contact jaw of bigness scale contact ruler and another side edge contact in middle part of corresponding hub for vehicle wheel；Two are read at this time Angle value in toe-angle bigness scale mechanism, on respective bevel protractor scale plate；Obtain toe-in of automobile angle bigness scale value；Then may be used To be adjusted by toe-in of automobile bigness scale adjustment device, the angle value respectively obtained according to measurement according to two wheels when adjustment It is adjusted, corresponds to the length of the drag link of wheel in vehicle steering device by adjusting, inclination is oblique before and after adjusting two wheels Angle value is close to standard value, adjusts again after the detection again that then repeats the above steps, circuits sequentially the automobile until detecting Toe-in angle angle value meets required precision.The bigness scale adjusts device, and toe-in of automobile angle difference can be chosen when specifically used and is reached To 1 degree the following are required precision, toe-angle difference less than 1 degree after be difficult to accurately measure by the present apparatus again.Simultaneously as making Used time is two wheel independent detection adjustment, can preferably improve accuracy and be conducive to quickly be adjusted in place.
In conclusion the detection that the present invention can be realized toe-in of automobile angle-data is adjusted, and have structure simple, cost Cheap, it is convenient to adjust, the advantages that precision is reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the toe-in of automobile bigness scale adjustment device of use in the embodiment of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the amplified schematic diagram in independent left side in Fig. 1.
Fig. 4 is the amplified schematic diagram in independent height gauge locking structure part in Fig. 1.
Fig. 5 is the amplified schematic diagram of independent sub-degree angle indication mechanism in Fig. 2.
Fig. 6 is the structural schematic diagram of the toe-in of automobile fine range measurement adjustment device of use in the embodiment of the present invention.
Fig. 7 is the top view of Fig. 6.
Fig. 8 is the amplified schematic diagram in independent left side in Fig. 6.
Fig. 9 is the amplified schematic diagram in independent height gauge locking structure part in Fig. 6.
Figure 10 is the amplified schematic diagram in independent left side in Fig. 7.
Figure 11 is the structural schematic diagram of the toe-in of automobile angle accurate measurement device of use in the embodiment of the present invention.
Figure 12 is the top view of Figure 11.
Figure 13 is the amplified schematic diagram in independent left side in Figure 11.
Figure 14 is the amplified schematic diagram in independent accurate measurement height gauge locking structure part in Figure 11.
Figure 15 is the amplified schematic diagram of independent sub-degree angle indication mechanism in Figure 12.
Specific embodiment
Below with reference to optimal embodiment and its attached drawing, the present invention is described in further detail.
Optimal embodiment: a kind of toe-in of automobile detection method of adjustment, it is characterized in that, in front side in the middle part of two wheels Portion's marginal position line obtains two side reference lines perpendicular to preceding reference line direction as preceding reference line, in two lateral edge of wheel, Then based on two side reference lines, outside front and rear side in the middle part of one and hub for vehicle wheel is formed by parallelogram rule The lead-out wire that edge point line intersects in parallel and with side reference line, the angle measured between side reference line and lead-out wire is vapour Vehicle toe-angle measured value compares toe-in of automobile angle measurement and toe-in of automobile angular standard value, further according to comparison result Above-mentioned measuring process is repeated after adjusting corresponding vehicle wheel rotation respective angles, until the toe-in of automobile angle measurement and automobile measured Toe-angle standard value difference meets required precision.
In this way, can be convenient the detection and adjustment quickly realized to toe-in of automobile data using this method, has and implement Simply, convenient advantage is operated.
This method, which is specifically included, realizes the adjustment of toe-in of automobile angle Preliminary detection using toe-in of automobile bigness scale adjustment device, makes The step of its toe-angle difference is less than 1 degree；Further include using toe-in of automobile fine range measurement adjustment device realize toe-in of automobile away from The step of from accurate detection adjustment, or realize that toe-in of automobile angle accurately detects using toe-in of automobile angle accurate measurement adjustment device The step of adjustment.
Wherein, the toe-in of automobile bigness scale adjusts device, as shown in Figs. 1-5, including two groups of bigness scale height gauge components With the preceding station meter 4 of one group of bigness scale, the bigness scale height gauge component includes bigness scale height gauge pedestal 1, bigness scale height gauge Bigness scale height gauge housing 2 is fixedly installed on pedestal 1 straight up, can slide up and down in bigness scale height gauge housing 2 and set It is equipped with bigness scale height gauge 3, bigness scale height gauge 3 and bigness scale and is locked with height gauge with being additionally provided with bigness scale between height gauge housing 2 Determine structure；The bigness scale is with the whole ruler shape in long strip of preceding station meter 4 and both ends are vertically connected on bigness scale height gauge upper end, slightly The structure with preceding station meter 4 for scalable setting along its length is surveyed, it is characterized in that, bigness scale is also set up with 3 upper end of height gauge There is toe-angle bigness scale mechanism, toe-angle bigness scale mechanism includes a horizontally disposed bigness scale side station meter 5, slightly Survey side station meter 5 simultaneously and bigness scale height gauge 3 and bigness scale with preceding station meter 4 vertically, bigness scale side station meter 5 one End can be slidably mounted in along its length in a bigness scale mounting base 6 of 3 upper end of bigness scale height gauge, bigness scale side Station meter 5 other end in face has a vertically arranged bigness scale shaft 7；Bigness scale is horizontal with being additionally provided on the station meter of side Measuring scale 8,8 one end of measuring scale are installed in rotation in bigness scale shaft 7, and the other end is along towards the bigness scale side of preceding station meter To horizontal extension, 8 both ends of measuring scale are also each horizontally disposed a bigness scale contact ruler 9, bigness scale contact ruler 9 and measuring scale 8 are vertically arranged, and are fixedly connected on measuring scale 8 positioned at the bigness scale close to bigness scale rotating shaft position with contact ruler, use far from bigness scale The bigness scale contact ruler of rotating shaft position is mounted on measuring scale by a bigness scale contact ruler installation set 10, bigness scale contact ruler peace Encapsulation 10 can be slided along measuring scale length direction to be arranged, and is also threadedly coupled in bigness scale contact ruler installation set 10 and is provided with bigness scale With installation set clamping screw, bigness scale uses contact ruler installation set 10 on measuring scale 8 with installation set clamping screw for realizing bigness scale Fixed locking, two bigness scales are with contact ruler 9 respectively with one along the side toward on the inside of between two bigness scale side station meters To the contact jaw extended to form, the isometric setting of contact jaw of two bigness scales contact ruler 9, measuring scale is located at bigness scale shaft one end End has also extended to form a bevel protractor installation support arm 11, bevel protractor installation with the direction of contact ruler contact jaw toward away from bigness scale It is also connected with the bevel protractor scale plate 12 for being provided with an arc between 11 outer end of support arm and measuring scale, is set on bevel protractor scale plate 12 It is equipped with angle graticule and the angle value for showing angle between bigness scale side station meter and measuring scale.
In this way, can realize the adjustment of toe-in of automobile angle Preliminary detection using toe-in of automobile bigness scale adjustment device, specifically Step is that automobile stop to be detected is first fixed on the level ground for being used to detect, then adjusts bigness scale height gauge Upper end level position, so that bigness scale contact ruler is located at wheel horizontal direction diameter institute planar；Then two bigness scales are used Bigness scale is arranged on the station meter of side, and with shaft one end, one end of relative close between two wheels is snapped onto outside two wheels, first So that the preceding station meter of bigness scale is affixed with two wheel face medium positions simultaneously, a bigness scale side station meter is then adjusted Front-rear position in bigness scale mounting base, so that being located at the contact jaw and correspondence of the bigness scale contact ruler of bigness scale shaft one end The middle part one side edge position of hub for vehicle wheel contacts, and then adjusts the bigness scale contact ruler far from bigness scale shaft one end and is measuring Position on ruler simultaneously makes the contact jaw of bigness scale contact ruler and another side edge contact in middle part of corresponding hub for vehicle wheel；Then Another bigness scale is adjusted again adjusts bigness scale with preceding benchmark in front-rear position of the bigness scale in mounting base and simultaneously with side station meter The length of ruler, while so that bigness scale keeps being affixed with two wheel face medium positions with preceding station meter, the bigness scale side Station meter is located at the contact jaw of the bigness scale contact ruler of bigness scale shaft one end and the middle part one side edge position of corresponding hub for vehicle wheel Contact is set, then adjusts bigness scale side station meter adjustment and uses contact ruler on measuring scale far from the bigness scale of bigness scale shaft one end Position and make the contact jaw of bigness scale contact ruler and another side edge contact in middle part of corresponding hub for vehicle wheel；It reads at this time Angle value in two toe-angle bigness scale mechanisms, on respective bevel protractor scale plate；Obtain toe-in of automobile angle bigness scale value (by It is not parallel to vehicle axial line in the straight line where preceding station meter of bigness scale at this time, therefore only with the bigness scale value of certain error). Then it is adjusted again, is respectively adjusted according to the angle value that measurement obtains according to two wheels when adjustment, passes through and adjust vehicle The length that the drag link of wheel is corresponded in transfer, cant angle angle value are close to standard value before and after adjusting two wheels, Then it repeats the above steps and is adjusted again after detecting again, circuit sequentially and wanted until the toe-in of automobile angle value detected meets precision It asks.Above-mentioned toe-in of automobile bigness scale adjusts device, and toe-in of automobile angle difference can be chosen when specifically used and reaches 1 degree the following are essences Degree require, toe-angle difference less than 1 degree after be difficult to again by the toe-in of automobile bigness scale adjust device accurately measure.Simultaneously because The device using when be that two wheel independent detections adjust, can preferably improve accuracy and be conducive to quickly be adjusted in place.
Wherein, bigness scale height gauge locking structure, the bigness scale being fixed on bigness scale height gauge housing 2 including one With locking mechanism shell 13, there is bigness scale locking mechanism shell 13 one inwardly to penetrate through in the setting of bigness scale height gauge housing Chamber can be rotatably set a bigness scale clamping block 14 by the shaft being laterally arranged in inner cavity, and bigness scale is in clamping block 14 Holding has the abutting part for extending to inner cavity inner end, and bigness scale clamping block and bigness scale are additionally provided with between locking mechanism shell Bigness scale torsional spring 15, bigness scale act on bigness scale clamping block 14 with torsional spring 15 and its abutting part are made to be connected to bigness scale height gauge 3 Surface；Bigness scale is additionally provided with 13 outer end of locking mechanism shell and stirs opening, the bigness scale with clamping block outer end have one to The outer bigness scale clicking section 16 for stretching out opening can drive bigness scale clamping block gram along stirring opening and stirring bigness scale clicking section 16 Bigness scale torsional spring elastic force is taken to rotate and abutting part is made to be detached from bigness scale height gauge surface.
In this way, using bigness scale height gauge locking structure, when bigness scale clamping block bigness scale with clicking section not by external force When can by bigness scale torsional spring lock bigness scale height gauge height and position, avoid bigness scale height gauge vertical displacement generate mistake Difference, and when needing to adjust bigness scale height gauge vertical height, the bigness scale for stirring bigness scale clamping block can be realized with clicking section It adjusts, has structure simple, it is convenient to adjust, and locks the advantages that reliable.
Wherein, the preceding station meter 4 of the bigness scale is the three stage structure of socket joint type, and the end of two sections of left and right can twitch ground Set is connected to the inside of interlude.
In this way, structure is simple, and facilitate its telescopic adjustment.
Wherein, the bigness scale with the bigness scale of 3 upper end of height gauge with 6 lower end of mounting base there is a downward lower installation to connect Mouthful, the bigness scale is inserted and secured in lower installation interface with 3 upper end of height gauge, and bigness scale uses bigness scale with 6 upper surface of mounting base Preceding station meter side has two pieces of raised horizontally outward clamping connection blocks, and the bigness scale is plugged on two pieces of folders with the end of preceding station meter It connects between block and is fixed by lateral screw, 6 upper end of bigness scale mounting base also has one long along bigness scale side station meter The installation sliding slot of direction level perforation setting is spent, bigness scale side station meter 5 is slidably fit into installation sliding slot.
In this way, can more convenient realization bigness scale height gauge, the preceding station meter of bigness scale and bigness scale side station meter it Between be mutually connected vertically, guarantee connection stability.
Wherein, the bigness scale is also extended through with installation sliding slot lateral location corresponding in mounting base 6 and is provided with bigness scale side base The fixed screw hole of object staff, bigness scale are fixed with side station meter with being equipped with one in screw hole for being locked bigness scale side The bigness scale of face station meter side station meter fixing bolt.
The fixation adjusted of bigness scale side station meter position is realized in this way, can be convenient, to avoid movement when reading Generate error.
Wherein, bigness scale side station meter 5 is located at bigness scale mounting base one end end and passes through installation sliding slot and holding Banking pin is provided in portion.
In this way, can prevent bigness scale from skidding off installation sliding slot with side station meter.
It wherein, further include two bigness scale wheel supporting seats, bigness scale includes a bigness scale support base with wheel supporting seat Body 17, it is for the horizontal support surface with ground face contact, bigness scale support pedestal upper end tool that bigness scale, which supports 17 lower surface of pedestal, There is a discoid bigness scale support plate 18, bigness scale is the supporting surface of spill, bigness scale support plate with 18 upper surface of support plate 18 and bigness scale be provided with that a circle ball realizes bigness scale support plate between support pedestal 17 horizontally rotate support, bigness scale is propped up Support pedestal, which is located at bigness scale, can read bigness scale support plate degree of rotation with what support plate edge was additionally provided with one section of arc Angle graticule, bigness scale position spiral shell with support plate with a bigness scale support plate positioning bolt, bigness scale is additionally provided in support plate 18 Bolt can be used in for bigness scale being fixed on bigness scale support pedestal with support plate after tightening.
In this way, bigness scale adjustment device is in use, be first mounted on level ground for two wheel supportings, so that two thick Survey is consistent with axis wheel distance to be detected with the distance between bigness scale support plate upper end concave central between wheel supporting seat, Then by the wheels travel of vehicle to be detected to two bigness scales on wheel supporting seat, making it drop into bigness scale support plate spill Supporting surface center；Then the length of the drag link of wheel is corresponded to, in adjusting vehicle steering device to adjust two wheels Front and back cant angle angle value to standard value it is close during, can pass through bigness scale support pedestal on angle graticule show adjust The size of whole amount realizes more accurate adjustment wheel front and back cant angle degree to standard value.
Wherein, it is spherical crown shape that the bigness scale, which is spill with 18 upper surface of support plate, diameter of a circle and wheel where the spherical crown Tire outside diameter is consistent.In this way, concave central position can be dropped into just after making on wheels travel to bigness scale support plate, Facilitate the accurate positioning realized to wheel.
In present embodiment, the toe-in of automobile fine range measurement of use adjusts device, referring to Fig. 6-Figure 10, including two groups of height Station meter 4 ' before ruler component and one group, the height gauge component include height gauge pedestal 1 ', on height gauge pedestal 1 ' straight up It is fixedly installed height gauge housing 2 ', interior slide up and down to of height gauge housing 2 ' is provided with height gauge 3 ', height gauge 3 ' and height Height gauge locking structure is additionally provided between degree ruler housing 2 '；The whole ruler shape in long strip of the preceding station meter 4 ' and both ends are vertical It is connected to height gauge upper end, it is characterized in that, 3 ' upper end of height gauge is additionally provided with prenex fine range measurement mechanism, the toe-in distance Accurate measurement mechanism includes a horizontally disposed side station meter 5 ', and side station meter 5 ' is simultaneously and height gauge and preceding station meter are vertical It is direct-connected to connect；Two accurate measurement ruler slides 9 ' are arranged at intervals on side station meter 5 ' along its length, accurate measurement ruler slide 9 ' is slidably Ground is set on side station meter 5 ', and an accurate measurement vernier scale 7 ', accurate measurement vernier are further fixedly arranged on accurate measurement ruler slide 7 ' length direction of ruler is perpendicular to side station meter length direction, and accurate measurement with being provided with sliding slot and cunning along its length on vernier scale 7 ' It is slidably engaged in slot and is provided with accurate measurement ruler 8 ', 8 ' side of accurate measurement ruler is provided with graduation mark, and sliding slot and the setting of accurate measurement ruler 8 ' are carved Accurate measurement calibrated dial line is provided in the corresponding one side edge of degree line.
In this way, when realizing that toe-in of automobile distance accurately detects adjustment using toe-in of automobile fine range measurement adjustment device, it can With first by automobile stop to be detected be fixed on one be used for detect level ground, first to successive step at the beginning of toe-in of automobile size after It reuses toe-in of automobile fine range measurement adjustment device and carries out precise measurement adjustment.When specifically used, height gauge upper end is first adjusted Height and position, so that accurate measurement ruler is located at wheel horizontal direction diameter institute planar；Then by two sides station meter open end One end of relative close snaps onto outside two wheels between two wheels, station meter while and two wheel faces before first making Medium position is affixed；Then accurate measurement ruler sledge position is adjusted, before making in the middle part of accurate measurement ruler end part and corresponding hub for vehicle wheel thereon The contact of posterior edges position can carve at this time according to the indexing of the accurate measurement on the graduation mark and accurate measurement vernier scale on accurate measurement ruler Spend line, read the pin-point reading on two accurate measurement rulers, two smart staff readings subtract each other, obtained numerical value should with toe-in of automobile away from It is consistent from the half of standard value；It is adjusted if inconsistent according to difference, if two accurate measurement ruler difference of readings are greater than automobile Prenex criterion distance value half value then adjusts the angle of the wheel, if two accurate measurement ruler difference of readings toward the direction for turning prenex distance down Less than toe-in of automobile criterion distance value half value, then the angle of the wheel is adjusted toward the direction for tuning up prenex distance, wheel angle is logical Overregulate the length realization adjustment that the drag link of wheel is corresponded in vehicle steering device；It repeats the above steps after adjustment and detects again It adjusts, circuits sequentially until the toe-in of automobile distance value detected meets required precision again afterwards.The toe-in of automobile fine range measurement tune Engagement positions realize calibrated dial distance detection with vernier scale due to being provided with accurate measurement, therefore before highly precisely can detecting automobile Beam distance is simultaneously adjusted in place.Meanwhile toe-in of automobile fine range measurement adjustment device using when be that two wheel independent detections adjust, Accuracy can preferably be improved and be conducive to quickly be adjusted in place.
Wherein, the accurate measurement ruler slide fixed-use bolt for being capable of fixing accurate measurement ruler slide 9 ' is additionally provided on accurate measurement ruler slide 10′.Accurate measurement ruler slide can be fixed during detecting adjustment and be read again in this way, avoid error, guarantee that reading is accurate.
Wherein, the accurate measurement is additionally provided with the accurate measurement ruler fixed-use bolt for fixing accurate measurement ruler with 7 ' side of vernier scale 11′.It is read again in such manner, it is possible to which accurate measurement ruler is fixed during detecting adjustment, avoids error, guarantee that reading is accurate.
Wherein, the height gauge locking structure, including one be fixed on outside height gauge and cover upper locking mechanism shell 13 ', Locking mechanism shell 13 ' has the inner cavity that inwardly perforation height gauge housing is arranged, and relies on the shaft being laterally arranged in inner cavity A clamping block 14 ' is can be rotatably set, 14 ' inner end of clamping block has the abutting part for extending to inner cavity inner end, locking Torsional spring is additionally provided between block and locking mechanism shell, torsional spring acts on clamping block and its abutting part is made to be connected to 3 ' table of height gauge Face；Locking mechanism housing outward end, which is additionally provided with, stirs opening, and the clamping block outer end has stirring for a protruding opening Portion 16 ', along stir opening stir clicking section can drive clamping block that torsional spring elastic force is overcome rotate and make abutting part be detached from highly Ruler surface.
In this way, can be locked by torsional spring using the height gauge locking structure when the clicking section of clamping block is not by external force Height gauge height and position avoids height gauge vertical displacement from generating error, and when needing to adjust height gauge vertical height, stir lock Adjusting can be realized in the clicking section for determining block, has structure simple, and it is convenient to adjust, and locks the advantages that reliable.
Wherein, the preceding station meter 4 ' is the three stage structure of socket joint type, and the end of two sections of left and right can be socketed with twitching To the inside of interlude.
In this way, preceding station meter 4 ' is telescopically adjustable structure, it is conducive to improve detection efficiency, and structure is simple, stretches and adjust It saves convenient and efficient.
Wherein, the height gauge upper end is additionally provided with mounting base 6 ', has a downward lower peace in 6 ' lower end of mounting base Attaching mouth, the height gauge upper end are inserted and secured in lower installation interface, and mounting base upper surface has preceding station meter side Two pieces of raised clamping connection blocks horizontally outward, the end of the preceding station meter are plugged between two pieces of clamping connection blocks and by lateral spiral shell Nail is fixed, and mounting base upper end also has the installation sliding slot that laterally perforation of station meter length direction level is arranged, the side Face station meter 5 ' is slidably fit into installation sliding slot.
In this manner it is achieved that side station meter is adjusted in the position of height gauge upper end, with more convenient measurement, while the peace Dress seat can guarantee connection with being mutually connected vertically between more convenient realization height gauge, preceding station meter and side station meter Stability.
Wherein, the upper corresponding installation sliding slot lateral location of the mounting base 6 ', which also extends through, is provided with the fixed spiral shell of side station meter It is solid to be equipped with a side station meter for the side station meter that is locked in the fixed screw hole of side station meter for hole Determine bolt.
The fixation adjusted of side station meter position is realized in this way, can be convenient, and generates mistake to avoid movement when reading Difference.
Wherein, the side station meter 5 ' is located at mounting base one end end and passes through installation sliding slot and be arranged on end limited Position nail.
In this way, can prevent side station meter from skidding off installation sliding slot.
It wherein, further include two wheel supporting seats, wheel supporting seat includes a support pedestal 17 ', is supported under pedestal 17 ' Surface is to support pedestal upper end to have a discoid support plate 18 ', support plate for the horizontal support surface with ground face contact 18 ' upper surfaces are the supporting surface of spill, and a circle ball is provided between support plate and support pedestal and realizes that the level of support plate turns Dynamic support, support base body are located at the angle that can read support plate degree of rotation that support plate edge is additionally provided with one section of arc Graticule, support plate 18 ' are above additionally provided with a support plate positioning bolt, and support plate positioning bolt can be used in support after tightening Disk is fixed on support pedestal.
In this way, the toe-in of automobile fine range measurement adjusts device in use, being first mounted on two wheel supportings horizontally Face, so that the distance between support plate upper end concave central and axis wheel distance one to be detected between two wheel supporting seats It causes, then by the wheels travel of vehicle to be detected to two wheel supporting seats, drops into it in support plate concave support face Heart position；Then the length of the drag link of wheel is corresponded to, in adjusting vehicle steering device to roll before and after two wheels of adjustment Oblique angle angle value to standard value it is close during, can by support pedestal on angle graticule display adjustment amount size, Realize more accurate adjustment wheel front and back cant angle degree to standard value.
Wherein, it is spherical crown shape that the 18 ' upper surface of support plate, which is spill, outside diameter of a circle where the spherical crown and wheel tyre Diameter is consistent.In this way, concave central position can be dropped into just after making on wheels travel to support plate, facilitate realization to vehicle The accurate positioning of wheel.
In the present embodiment, the toe-in of automobile angle accurate measurement adjusts device, participates in Figure 11-15, including two groups of height gauges Station meter 4 before component and one group ", the height gauge component includes height gauge pedestal 1 ", height gauge pedestal 1 " on it is solid straight up Surely it is provided with height gauge housing 2 ", height gauge housing 2 " interior can slide up and down to is provided with height gauge 3 ", height gauge 3 " and height Ruler housing 2 " between be additionally provided with height gauge locking structure；The preceding station meter 4 " whole ruler shape in long strip and both ends vertically connect It connects in height gauge upper end, preceding station meter is the structure of scalable setting along its length, wherein " upper end is additionally provided with height gauge 3 Toe-angle accurate measurement mechanism, toe-angle accurate measurement mechanism include a horizontally disposed side station meter 5 ", side benchmark Ruler 5 " simultaneously and height gauge 3 " and " the vertical connection of preceding station meter 4；It side station meter one end can along its length slideably It is mounted on a mounting base 6 of height gauge upper end " on, close to mounting base far from preceding station meter direction side position on the station meter of side It installs and is equipped with a shaft 7 straight up "；The rotary ruler 8 of horizontal strip shape is additionally provided on the station meter of side ", rotary ruler On 8 " one end is installed in rotation on shaft 7 ", the other end is along far from preceding station meter and opposite flank station meter outwardly direction water Flat to extend, rotary ruler 8 " both ends are also each horizontally disposed with close to end position a contact ruler 9 " contacts ruler 9 " and rotary ruler 8 " it is vertically arranged, positioned at the contact ruler 9 close to rotating shaft position and " is fixedly connected on rotary ruler, the contact ruler far from rotating shaft position By a contact ruler installation set 10, " being mounted on rotary ruler, contact ruler installation set 10 " can slide along rotary ruler length direction and set It sets, is also threadedly coupled in contact ruler installation set and is provided with installation set clamping screw, installation set clamping screw is for realizing contact ruler Fixed locking in installation set 10 " in rotary ruler 8 ", two contact rulers respectively have one along toward between two side station meters The contact jaw that the direction of inside extends to form, two contact rulers 9 " the isometric setting of contact jaw, rotary ruler far from shaft one end and The sub-degree angle indication mechanism for accurately showing the two angle is additionally provided between the station meter of side.
In this way, the toe-in of automobile angle accurate measurement adjusts device in use, one first can be fixed on automobile stop to be detected It is a for detection level ground, first to reused after successive step at the beginning of toe-in of automobile size the toe-in of automobile angle accurate measurement adjustment Device carries out precise measurement adjustment.When specifically used, height gauge upper end level position is first adjusted, so that contact ruler is located at wheel water Flat orient diameter institute is planar；Then by shaft one end relative close between two wheels separate on two side station meters One end snap onto outside two wheels, first make before station meter simultaneously and two wheel face medium positions be affixed, then adjust Front-rear position of one side station meter in mounting base, so that being located at the contact jaw and corresponding wheel of the contact ruler of shaft one end The middle part one side edge position of wheel hub contacts, and then adjusts position of the contact ruler far from shaft one end on rotary ruler and makes Another side edge contact in middle part of the contact jaw of the contact ruler and corresponding hub for vehicle wheel；Then another side station meter is adjusted again The length of front-rear position and the preceding station meter of adjustment simultaneously in mounting base, so that in the holding of preceding station meter and two wheel faces While portion position is affixed, which is located at the contact jaw of the contact ruler of shaft one end and the middle part of corresponding hub for vehicle wheel The contact of one side edge position, then adjust the side station meter and adjust position of the contact ruler far from shaft one end on rotary ruler simultaneously So that another side edge contact in middle part of the contact jaw of the contact ruler and corresponding hub for vehicle wheel；It is aobvious that two sub-degree angles are read at this time Show in mechanism, respective angle value；Obtain toe-in of automobile angle accurate measurement value.Then the toe-in of automobile angle accurate measurement can be relied on Adjustment device is adjusted, and is respectively adjusted according to the angle value that measurement obtains when adjustment according to two wheels, is passed through adjusting The length that the drag link of wheel is corresponded in vehicle steering device, cant angle angle value is leaned on to standard value before and after adjusting two wheels Closely, it then repeats the above steps and is adjusted again after detecting again, circuited sequentially until the toe-in of automobile angle value detected meets essence Degree requires.The toe-in of automobile angle accurate measurement adjusts device and can be realized toe-in of automobile angle due to being provided with sub-degree angle indication mechanism The precise measurement of degree, while the setting position of sub-degree angle indication mechanism is located at the biggish one end end of rotary ruler rotation distance, Therefore can preferably facilitate the pin-point reading of angle, improve measuring accuracy.Meanwhile the toe-in of automobile angle accurate measurement adjusts device It is two wheel independent detection adjustment when use, can preferably improves accuracy and be conducive to quickly be adjusted in place.
Wherein, the sub-degree angle indication mechanism, including rotary ruler far from shaft one end end position toward side station meter Direction transverse direction arc extends and exceeds a bevel protractor 11 of side station meter position formation ", bevel protractor 11 is " above to shaft side To edge on be provided with for and side station meter intersect with the angle of angular dimension between angles of display ruler and side station meter Scale line, bevel protractor 11 " are above provided with rack gear 12 away from the edge of rotor shaft direction "；The side station meter is far from shaft one end End is additionally provided with an angle-differentiated disk 19 ", " edge is provided with a circle sub-degree angle graticule, angle point to angle-differentiated disk 19 Scale central rotatable it is provided with an indexing pointer 20 ", it indexes pointer 20 and " is also opened in face of preceding station meter direction neighbouring position Equipped with the resigning window for exposing bevel protractor and side station meter intersection location, coaxially fixed in the rotation axis of pointer set is indexed It is equipped with a gear, gear and rack gear 12 " are engaged.
In this way, the sub-degree angle indication mechanism can read in toe-in of automobile angle a series directly from bevel protractor Then angle value by instruction of the indexing pointer on angle-differentiated disk reads that toe-in of automobile angle is next or two series Minute of angle angle value, thus greatly improves detection accuracy, can be realized the angle detection of the above precision of thousand indexing.In favor of Realize the accurate adjustment of vehicle toe-angle.
Wherein, the bevel protractor 11 through slot 21 of an arc " on be also provided with along itself radian direction ", the side Station meter upper surface corresponds to through slot 21, and " position, which raises upward, is provided with a sliding block, and the sliding block is slidably fit into described Sliding slot 21 " in.
In such manner, it is possible to better ensure that the cooperation tightness between bevel protractor and side station meter, guarantee that angle is accurately surveyed The reliability of amount.
Wherein, the height gauge locking structure, including one be fixed on outside height gauge and cover upper locking mechanism shell 13 ", Locking mechanism shell 13 " with an inner cavity that inwardly perforation height gauge housing is arranged, relies on the shaft being laterally arranged in inner cavity Can be rotatably set a clamping block 14 ", " inner end has the abutting part for extending to inner cavity inner end, locking to clamping block 14 Torsional spring 15 is additionally provided between block and locking mechanism shell ", torsional spring 15 " acts on clamping block and its abutting part is made to be connected to height Ruler surface；Locking mechanism housing outward end, which is additionally provided with, stirs opening, and the clamping block outer end has a protruding opening Clicking section 16 ", stirring clicking section 16 along opening is stirred " can drive clamping block that torsional spring elastic force is overcome to rotate and make abutting part de- From height gauge surface.
In this way, can be locked by torsional spring using the height gauge locking structure when the clicking section of clamping block is not by external force Height gauge height and position avoids height gauge vertical displacement from generating error, and when needing to adjust height gauge vertical height, stir lock Adjusting can be realized in the clicking section for determining block, has structure simple, and it is convenient to adjust, and locks the advantages that reliable.
Wherein, the preceding station meter 4 " is the three stage structure of socket joint type, and the end of two sections of left and right can be socketed with twitching To the inside of interlude.
In this way, preceding station meter is telescopically adjustable structure, it is conducive to improve detection efficiency, and structure is simple, telescopic adjustment It is convenient and efficient.
Wherein, in mounting base 6, " lower end has a downward lower installation interface, and the height gauge 3 " be inserted into and consolidate by upper end " upper surface two piece clamping connection blocks to preceding station meter side with horizontally outward protrusion, institute are scheduled in lower installation interface, mounting base 6 The end of station meter is plugged between two pieces of clamping connection blocks and fixes by lateral screw before stating, and " upper end also has one to mounting base 6 The installation sliding slot of a laterally station meter length direction level perforation setting, the side station meter 5 " are slidably fit into peace It fills in sliding slot.
In this manner it is achieved that side station meter is adjusted in the position of height gauge upper end, with more convenient measurement, while the peace Dress seat can guarantee connection with being mutually connected vertically between more convenient realization height gauge, preceding station meter and side station meter Stability.
Wherein, " upper corresponding installation sliding slot lateral location also extends through is provided with the fixed spiral shell of side station meter to the mounting base 6 It is solid to be equipped with a side station meter for the side station meter that is locked in the fixed screw hole of side station meter for hole Determine bolt.
The fixation adjusted of side station meter position is realized in this way, can be convenient, and generates mistake to avoid movement when reading Difference.
Wherein, the side station meter 5 " is located at mounting base one end end to pass through installation sliding slot and be arranged on end limited Position nail.
In this way, can prevent side station meter from skidding off installation sliding slot.
Wherein, further include two wheel supporting seats, wheel supporting seat includes a support pedestal 17 ", support pedestal 17 " under Surface is to support pedestal upper end to have a discoid support plate 18 for the horizontal support surface with ground face contact ", support plate 18 " upper surface is the supporting surface of spill, and a circle ball is provided between support plate and support pedestal and realizes that the level of support plate turns Dynamic support, support base body are located at the angle that can read support plate degree of rotation that support plate edge is additionally provided with one section of arc Graticule is additionally provided with a support plate positioning bolt in support plate, and support plate positioning bolt can be used in after tightening by support plate It is fixed on support pedestal.
In this way, the toe-in of automobile angle accurate measurement adjusts device in use, being first mounted on two wheel supportings horizontally Face, so that the distance between support plate upper end concave central and axis wheel distance one to be detected between two wheel supporting seats It causes, then by the wheels travel of vehicle to be detected to two wheel supporting seats, drops into it in support plate concave support face Heart position；Then the length of the drag link of wheel is corresponded to, in adjusting vehicle steering device to roll before and after two wheels of adjustment Oblique angle angle value to standard value it is close during, can by support pedestal on angle graticule display adjustment amount size, Realize more accurate adjustment wheel front and back cant angle degree to standard value.
Wherein, " upper surface is that spill is spherical crown shape to the support plate 18, outside diameter of a circle where the spherical crown and wheel tyre Diameter is consistent.In this way, concave central position can be dropped into just after making on wheels travel to support plate, facilitate realization to vehicle The accurate positioning of wheel.

Claims (8)

1. a kind of toe-in of automobile detects method of adjustment, which is characterized in that using center edge portion position lines on front side of two wheels as Preceding reference line obtains two side reference lines perpendicular to preceding reference line direction in two lateral edge of wheel, then with two side benchmark Based on line, form that front and rear edges point line on the outside of in the middle part of one and hub for vehicle wheel is parallel and the side and by parallelogram rule The lead-out wire of line of face,mounting intersection, the angle measured between side reference line and lead-out wire is toe-in of automobile angle measurement, Toe-in of automobile angle measurement and toe-in of automobile angular standard value are compared, adjust corresponding vehicle wheel rotation phase further according to comparison result Above-mentioned measuring process is repeated after answering angle, until toe-in of automobile angle measurement and toe-in of automobile angular standard the value difference measured Meet required precision；
This method, which is specifically included, realizes the adjustment of toe-in of automobile angle Preliminary detection using toe-in of automobile bigness scale adjustment device, before making it The step of beam angle difference is less than 1 degree；It further include that toe-in of automobile distance essence is realized using toe-in of automobile fine range measurement adjustment device Really the step of detection adjustment, or realize that toe-in of automobile angle accurately detects adjustment using toe-in of automobile angle accurate measurement adjustment device The step of；
The toe-in of automobile bigness scale adjusts device, including two groups of bigness scales height gauge component and the preceding station meter of one group of bigness scale, The bigness scale height gauge component includes bigness scale height gauge pedestal, and bigness scale is fixedly installed straight up on height gauge pedestal Bigness scale height gauge housing can slide up and down in bigness scale height gauge housing and be provided with bigness scale height gauge, bigness scale height Ruler and bigness scale are with being additionally provided with bigness scale height gauge locking structure between height gauge housing；The bigness scale is integrally in preceding station meter Strip ruler shape and both ends are vertically connected on bigness scale height gauge upper end, and the preceding station meter of bigness scale is scalable along its length sets The structure set, bigness scale are additionally provided with toe-angle bigness scale mechanism with height gauge upper end, and toe-angle bigness scale mechanism includes one A horizontally disposed bigness scale side station meter, bigness scale side station meter is simultaneously and bigness scale height gauge and the preceding base of bigness scale Object staff is vertical, and bigness scale can be slidably mounted in the one of bigness scale height gauge upper end with side station meter one end along its length In a bigness scale mounting base, bigness scale has a vertically arranged bigness scale shaft with the side station meter other end；Bigness scale side Horizontal measuring scale is additionally provided on the station meter of face, measuring scale one end is installed in rotation in bigness scale shaft, other end edge Towards the direction horizontal extension of the preceding station meter of bigness scale, measuring scale both ends are also each horizontally disposed a bigness scale contact ruler, Bigness scale is vertically arranged with contact ruler and measuring scale, is fixedly connected on survey with contact ruler positioned at the bigness scale close to bigness scale rotating shaft position On gage, the bigness scale far from bigness scale rotating shaft position is mounted on measuring scale with contact ruler installation set by a bigness scale with contact ruler On, bigness scale, which contacts ruler installation set and can slide along measuring scale length direction, to be arranged, and bigness scale goes back screw thread in contact ruler installation set It is connected with bigness scale installation set clamping screw, bigness scale is with installation set clamping screw for realizing bigness scale contact ruler installation set Fixed locking on measuring scale, two bigness scales contact rulers respectively have one along toward between two bigness scale side station meters The contact jaw that the direction of inside extends to form, the isometric setting of contact jaw of two bigness scales contact ruler, measuring scale are located at bigness scale use Shaft one end end has also extended to form a bevel protractor installation support arm, angle with the direction of contact ruler contact jaw toward away from bigness scale It is also connected with the bevel protractor scale plate for being provided with an arc between ruler installation support arm outer end and measuring scale, is set on bevel protractor scale plate It is equipped with angle graticule and the angle value for showing angle between bigness scale side station meter and measuring scale.
2. toe-in of automobile as described in claim 1 detects method of adjustment, which is characterized in that using toe-in of automobile bigness scale adjustment dress It sets and realizes the adjustment of toe-in of automobile angle Preliminary detection, specifically includes the following steps: automobile stop to be detected is first fixed on one For the level ground of detection, bigness scale height gauge upper end level position is then adjusted, so that bigness scale is located at vehicle with contact ruler Take turns horizontal direction diameter institute planar；Then by two bigness scales on the station meter of side be arranged bigness scale shaft one end along two One end of relative close snaps onto outside two wheels between wheel, first makes the preceding station meter of bigness scale simultaneously and two wheel faces Medium position is affixed, and front-rear position of the bigness scale with side station meter in bigness scale mounting base is then adjusted, so that being located at The middle part one side edge position contact of the contact jaw and corresponding hub for vehicle wheel of the bigness scale of bigness scale shaft one end contact ruler, then It adjusts bigness scale position of the contact ruler on measuring scale far from bigness scale shaft one end and the bigness scale is made to contact connecing for ruler Another side edge contact in middle part of contravention and corresponding hub for vehicle wheel；Then another bigness scale side station meter is adjusted again in bigness scale The bigness scale length of preceding station meter is adjusted with the front-rear position in mounting base and simultaneously, so that bigness scale is kept and two with preceding station meter While a wheel face medium position is affixed, bigness scale side station meter is located at the bigness scale contact of bigness scale shaft one end The middle part one side edge position contact of the contact jaw of ruler and corresponding hub for vehicle wheel, then adjust bigness scale side station meter adjustment far Bigness scale position of the contact ruler on measuring scale from bigness scale shaft one end and make the contact jaw of bigness scale contact ruler with Another side edge contact in middle part of corresponding hub for vehicle wheel；It reads in two toe-angle bigness scale mechanisms at this time, respective bevel protractor is carved Spend the angle value on plate；Obtain toe-in of automobile angle bigness scale value；Then it is adjusted by toe-in of automobile bigness scale adjustment device, It is respectively adjusted according to the angle value that measurement obtains when adjustment according to two wheels, it is corresponding in vehicle steering device by adjusting The length of the drag link of wheel, cant angle angle value is close to standard value before and after adjusting two wheels, then repeats the above steps Again it adjusts, circuits sequentially until the toe-in of automobile angle value detected meets required precision again after detecting.
3. toe-in of automobile as described in claim 1 detects method of adjustment, which is characterized in that toe-in of automobile bigness scale adjusts device also Including two bigness scale wheel supporting seats, bigness scale wheel supporting seat includes bigness scale support pedestal, bigness scale support base Body lower surface is for the horizontal support surface with ground face contact, and bigness scale with support pedestal upper end there is a discoid bigness scale to use Support plate, bigness scale are the supporting surface of spill with support plate upper surface, are arranged between bigness scale support plate and bigness scale support pedestal Have circle ball realization bigness scale support plate horizontally rotates support, and bigness scale is located at bigness scale support plate edge with support base body It is additionally provided with the angle graticule that can read bigness scale support plate degree of rotation of one section of arc, bigness scale is also set up in support plate There is a bigness scale support plate positioning bolt, bigness scale can be used in consolidating bigness scale support plate after being tightened with support plate positioning bolt It is scheduled on bigness scale support pedestal.
4. toe-in of automobile as described in claim 1 detects method of adjustment, which is characterized in that toe-in of automobile fine range measurement adjustment dress It sets, including station meter before two groups of height gauge components and one group, the height gauge component includes height gauge pedestal, on height gauge pedestal It is fixedly installed height gauge housing straight up, can slide up and down in height gauge housing and be provided with height gauge, height gauge and height Height gauge locking structure is additionally provided between degree ruler housing；The whole ruler shape in long strip and both ends vertically connect of the preceding station meter In height gauge upper end, height gauge upper end is additionally provided with prenex fine range measurement mechanism, and the toe-in fine range measurement mechanism includes one Horizontally disposed side station meter, side station meter are vertically connected with height gauge and preceding station meter simultaneously；On the station meter of side It is arranged at intervals with two accurate measurement ruler slides along its length, accurate measurement ruler slide is slidably sleeved on the station meter of side, accurate measurement An accurate measurement vernier scale is further fixedly arranged on ruler slide, accurate measurement is with vernier scale length direction perpendicular to side station meter length Direction, accurate measurement are provided with accurate measurement ruler, accurate measurement with being provided with to slidably engage in sliding slot and sliding slot along its length on vernier scale Ruler side is provided with graduation mark, is provided with accurate measurement calibrated dial in sliding slot and the corresponding one side edge of accurate measurement ruler setting graduation mark Line.
5. toe-in of automobile as claimed in claim 4 detects method of adjustment, which is characterized in that use toe-in of automobile fine range measurement tune Engagement positions realize the accurate detection adjustment of toe-in of automobile distance specifically includes the following steps: automobile stop to be detected is first fixed on one A level ground for detection, and first to carrying out precise measurement adjustment again after successive step at the beginning of toe-in of automobile size；Specific essence Really when measurement adjustment, height gauge upper end level position is first adjusted, so that accurate measurement ruler is located at plane where wheel horizontal direction diameter It is interior；Then by two sides station meter open end, one end of relative close is snapped onto outside two wheels between two wheels, first So that preceding station meter is affixed with two wheel face medium positions simultaneously；Then accurate measurement ruler sledge position is adjusted, essence thereon is made Front and back side edge position contact in the middle part of measurement ruler end and corresponding hub for vehicle wheel, at this time according to the graduation mark and essence on accurate measurement ruler Accurate measurement calibrated dial line on survey vernier scale reads the pin-point reading on two accurate measurement rulers, and two smart staff readings subtract each other, Obtained numerical value should be consistent with the half of toe-in of automobile criterion distance value；It is adjusted if inconsistent according to difference, If two accurate measurement ruler difference of readings are greater than toe-in of automobile criterion distance value half value, the wheel is adjusted toward the direction for turning prenex distance down Angle, if two accurate measurement ruler difference of readings are less than toe-in of automobile criterion distance value half value, toward tuning up the direction tune of prenex distance The angle of the whole wheel, wheel angle correspond to the length realization adjustment of the drag link of wheel by adjusting in vehicle steering device； It repeats the above steps after adjustment and is adjusted again after detecting again, circuited sequentially until the toe-in of automobile distance value detected meets precision It is required that.
6. toe-in of automobile as described in claim 1 detects method of adjustment, which is characterized in that the toe-in of automobile angle accurate measurement tune Engagement positions, including two groups of accurate measurements height gauge component and the preceding station meter of one group of accurate measurement, the accurate measurement height gauge component include Accurate measurement height gauge pedestal, accurate measurement are used with accurate measurement height gauge housing, accurate measurement is fixedly installed on height gauge pedestal straight up It can slide up and down in height gauge housing and be provided with accurate measurement height gauge, accurate measurement height gauge and accurate measurement are between height gauge housing It is additionally provided with accurate measurement height gauge locking structure；The accurate measurement whole ruler shape in long strip and both ends vertically connect of preceding station meter In accurate measurement height gauge upper end, the preceding station meter of accurate measurement is the structure of scalable setting along its length, wherein accurate measurement height Ruler upper end is additionally provided with toe-angle accurate measurement mechanism, and toe-angle accurate measurement mechanism includes a horizontally disposed accurate measurement side Face station meter, accurate measurement side station meter are vertically connected with accurate measurement height gauge and accurate measurement with preceding station meter simultaneously；Accurate measurement is used Side station meter one end can be slidably mounted in an accurate measurement mounting base of accurate measurement height gauge upper end along its length On, accurate measurement is provided with one with preceding one side position of station meter direction far from accurate measurement with mounting base close to accurate measurement on the station meter of side Accurate measurement shaft straight up；Accurate measurement is with the rotary ruler for being additionally provided with horizontal strip shape on the station meter of side, rotary ruler one end Be installed in rotation in accurate measurement shaft, the other end along far from the preceding station meter of accurate measurement and with respect to accurate measurement side station meter to Outer direction horizontal extension, rotary ruler both ends are also each horizontally disposed with close to end position an accurate measurement contact ruler, accurate measurement It is vertically arranged with contact ruler and rotary ruler, is fixedly connected on rotary ruler with contact ruler positioned at the accurate measurement close to accurate measurement rotating shaft position On, the accurate measurement far from accurate measurement rotating shaft position is mounted on rotary ruler by an accurate measurement with contact ruler installation set with contact ruler, essence It surveys to be slided along rotary ruler length direction with contact ruler installation set and be arranged, be also threadedly coupled and set in accurate measurement contact ruler installation set It is equipped with accurate measurement installation set clamping screw, accurate measurement installation set clamping screw is rotating for realizing accurate measurement contact ruler installation set Fixed locking on ruler, two accurate measurements contact rulers respectively have one along toward on the inside of between two accurate measurement side station meters The contact jaw that direction extends to form, the isometric setting of contact jaw of contact ruler of two accurate measurements, rotary ruler is far from accurate measurement shaft one End and the accurate measurement sub-degree angle indication mechanism being additionally provided between the station meter of side for accurately showing the two angle.
7. toe-in of automobile as claimed in claim 6 detects method of adjustment, which is characterized in that use toe-in of automobile angle accurate measurement tune It includes: that automobile stop to be detected is first fixed on one that engagement positions, which realize that toe-in of automobile angle accurately detects the specific steps of adjustment, On the level ground of detection and successive step at the beginning of toe-in of automobile size is completed, then uses the toe-in of automobile angle accurate measurement again It adjusts device and carries out precise measurement adjustment；Specifically, accurate measurement height gauge upper end level position is first adjusted, so that accurate measurement contacts Ruler is located at wheel horizontal direction diameter institute planar；Then by two accurate measurements accurate measurement shaft one separate on the station meter of side End one end of relative close between two wheels snaps onto outside two wheels, first makes the preceding station meter of accurate measurement while and two Wheel face medium position is affixed, and then adjusts front-rear position of the accurate measurement with side station meter in accurate measurement mounting base, So that being located at the contact jaw of the accurate measurement contact ruler of accurate measurement shaft one end and the middle part one side edge position of corresponding hub for vehicle wheel Then contact adjusts the accurate measurement far from accurate measurement shaft one end and contacts position of the ruler on rotary ruler and make the accurate measurement with connecing Touch the contact jaw of ruler and another side edge contact in middle part of corresponding hub for vehicle wheel；Then another accurate measurement side benchmark is adjusted again Ruler adjusts the accurate measurement length of preceding station meter in front-rear position of the accurate measurement in mounting base and simultaneously, so that the preceding station meter of accurate measurement While keeping being affixed with two wheel face medium positions, which is located at the essence of accurate measurement shaft one end with side station meter The middle part one side edge position contact of the contact jaw and corresponding hub for vehicle wheel with contact ruler is surveyed, then adjusts the accurate measurement side benchmark Ruler adjusts accurate measurement position of the contact ruler on rotary ruler far from accurate measurement shaft one end and the accurate measurement is made to contact ruler Another side edge contact in middle part of contact jaw and corresponding hub for vehicle wheel；It reads in two sub-degree angle indication mechanisms at this time, respectively Angle value；Obtain toe-in of automobile angle accurate measurement value；Then it is adjusted again, according to two wheels respectively according to survey when adjustment The angle value measured is adjusted, and is corresponded to the length of the drag link of wheel in vehicle steering device by adjusting, is adjusted two Cant angle angle value is close to standard value before and after wheel, adjusts, circuits sequentially straight again after the detection again that then repeats the above steps Meet required precision to the toe-in of automobile angle value detected.
8. toe-in of automobile as claimed in claim 7 detects method of adjustment, which is characterized in that the sub-degree angle indication mechanism, Extend and exceed toward accurate measurement side station meter direction transverse direction arc far from accurate measurement shaft one end end position including rotary ruler The accurate measurement bevel protractor that accurate measurement side station meter position is formed, to accurate measurement rotor shaft direction above accurate measurement bevel protractor Be provided on edge for and the intersection of accurate measurement side station meter with show accurate measurement bevel protractor and accurate measurement side station meter it Between angular dimension angle graticule, accurate measurement on bevel protractor deviate from accurate measurement rotor shaft direction edge be provided with rack gear；The essence Survey is additionally provided with an angle-differentiated disk, the setting of angle-differentiated plate edge with shaft one end end far from accurate measurement with side station meter There is a circle sub-degree angle graticule, angle-differentiated disk center can be rotatably set an indexing pointer, and indexing pointer faces accurate measurement It is also provided with preceding station meter direction neighbouring position for exposing accurate measurement bevel protractor and accurate measurement side station meter intersection location Resigning window, index and be coaxially fixedly installed a gear in the rotation axis of pointer, gear and rack gear are engaged.
CN201711394770.9A 2017-12-21 2017-12-21 Toe-in of automobile detects method of adjustment Active CN108152049B (en)

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CN112798302A (en) * 2020-12-30 2021-05-14 湖北三江航天万山特种车辆有限公司 Toe-in adjusting and measuring method for steering wheel of independent suspension

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CN1782686A (en) * 2004-12-01 2006-06-07 彭圣普 Regulating instrument and its regulating method for dynamic front beam
CN101788390A (en) * 2010-01-29 2010-07-28 浙江大学 Online measuring and adjusting system for toe-in turn angle of front axle of automobile
CN201697790U (en) * 2010-06-24 2011-01-05 深圳市安车检测技术有限公司 Toe-in platform measuring system
CN103471859A (en) * 2013-09-12 2013-12-25 中国农业大学 Detection method for toe-in of combine harvester
CN105091794A (en) * 2015-08-19 2015-11-25 深圳科澳汽车科技有限公司 Device and method for detecting vehicle tyre camber angle and toe-in angle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1782686A (en) * 2004-12-01 2006-06-07 彭圣普 Regulating instrument and its regulating method for dynamic front beam
CN101788390A (en) * 2010-01-29 2010-07-28 浙江大学 Online measuring and adjusting system for toe-in turn angle of front axle of automobile
CN201697790U (en) * 2010-06-24 2011-01-05 深圳市安车检测技术有限公司 Toe-in platform measuring system
CN103471859A (en) * 2013-09-12 2013-12-25 中国农业大学 Detection method for toe-in of combine harvester
CN105091794A (en) * 2015-08-19 2015-11-25 深圳科澳汽车科技有限公司 Device and method for detecting vehicle tyre camber angle and toe-in angle

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