CN103512529B - Axle toe-in detector - Google Patents
Axle toe-in detector Download PDFInfo
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- CN103512529B CN103512529B CN201210202929.3A CN201210202929A CN103512529B CN 103512529 B CN103512529 B CN 103512529B CN 201210202929 A CN201210202929 A CN 201210202929A CN 103512529 B CN103512529 B CN 103512529B
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- mainboard
- target plate
- positioning seat
- plate
- toe
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Abstract
A kind of axle toe-in detector, detects automatically for vehicle bridge is prenex.Boss bolt is equipped with mainboard and target plate respectively, and display is connected with mainboard by data line; Stay-supported type displacement sensor, positioning seat and mainboard handle, generating laser, mainboard level meter mainboard be equipped with; Accurate hook, positioning seat, target plate handle, labeling, target plate level meter target plate be equipped with, by being connected by quick-adjustsing position-limit mechanism between positioning seat with target plate.Mainboard and target plate are arranged on boss bolt by the present invention respectively, and positioning seat end face and wheel rim faying face are fitted completely, utilize mainboard level meter and target plate level meter mainboard, target plate water detection to be put down respectively; The bracing wire of sensor is hung on accurate hook, scrambler by two sensors survey numerical value and instant toe-in value passes to display and shows.Simply, accuracy of detection is high for structure and method of operating, and can adapt to the conversion of different bridge type fast, flexible, the instant playback of toe-in value testing result also stores, and automaticity is high.
Description
Technical field
The present invention relates to auto parts and components detection technique field, specifically a kind of detection machine detected for vehicle bridge toe-in.
Background technology
After vehicle bridge toe-in refers to that vehicle front is installed, passing through wheel axis plane Inner Front End parallel to the ground slightly to toe-in, make two wheel rear end distances be greater than leading portion distance, its difference is Toe-in.At present in the production assembling field of automotive axle, for assembling and setting and the detection of vehicle bridge toe-in, simulation whole vehicle state is needed to measure Toe-in.Prior art mainly adopts two prenex clamps to be arranged on boss bolt, simulates the diameter of two wheels, measures the width value of two prenex clamp fore-and-aft directions with steel tape or sounding rod, manually calculates the difference (i.e. toe-in value) of two width values.Above manual operation exists cannot ensure two prenex clamp levels, cannot eliminate measuring error that tire initial pendulum angle produces, prenex clamp can not realize Flexible Production, prenex measurements and calculations exist the defects such as personal error.
Summary of the invention
For overcoming the deficiencies in the prior art, goal of the invention of the present invention is to provide a kind of axle toe-in detector, and structure is simple, easy to use, to realize the high object of accuracy of detection.
For achieving the above object, the bolt of wheel hub of the present invention is equipped with mainboard and target plate respectively, and display is connected with mainboard by data line.
The longitudinal center line both sides of described mainboard are respectively provided with a stay-supported type displacement sensor, positioning seat and mainboard handle, the longitudinal center line side of mainboard is provided with the generating laser for mainboard and target plate centering, the middle part of mainboard is provided with for the flat mainboard level meter of mainboard water detection, by being connected by quick-adjustsing position-limit mechanism between positioning seat with mainboard.
The longitudinal center line both sides of described target plate are respectively provided with accurate hook, positioning seat, a target plate handle, the longitudinal center line side of target plate is provided with the labeling for mainboard and target plate centering, the middle part of target plate is provided with for the flat target plate level meter of target plate water detection, by being connected by quick-adjustsing position-limit mechanism between positioning seat with target plate.
The bracing wire of two stay-supported type displacement sensors is hung on two accurate hooks on target plate, and the laser beam that generating laser sends and labeling align, and eliminate the initial pendulum angle error of axle hub.
The location backing plate of described positioning seat is equipped with the magnetic patch for being connected with the wheel rim faying face of wheel hub fast, location backing plate is connected with mandrel, and the core retainer plate for the multi items change adapting to boss bolt diameter is fast contained in mandrel, and core retainer plate end is rotary with plug screw; The pointer that can slide together with positioning seat is screwed on clamping plate.
Hole interference on the thrust pin of described position-limit mechanism and slide plate links together, and slide plate is contained in stifled cover, and stifled cover is fixed on clamping plate by screw thread, and be provided with pin in stifled cover, on pin, cover has spring, and the end of spring is provided with steel ball.
Be arranged on boss bolt by mainboard and target plate respectively, the wheel rim faying face on the end face of positioning seat and wheel hub is fitted completely, utilizes mainboard level meter mainboard water detection to be put down, utilizes target plate level meter target plate water detection to be put down; The bracing wire of pull-out stay-supported type displacement sensor is hung on two accurate hooks of target plate; Scrambler by two stay-supported type displacement sensors survey numerical value (width value between mainboard and target plate) and toe-in value at this very moment (differences of two width values) passes to display, display show simultaneously two stay-supported type displacement sensors survey numerical value and their instantaneous value of difference, their difference is toe-in value.
Compared with prior art, structure and method of operating are simple, and accuracy of detection is high in the present invention, can adapt to the conversion of different bridge type fast, flexible, and the testing result energy instant playback of toe-in value also stores, and automaticity is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the mainboard structure schematic diagram of Fig. 1.
Fig. 3 is I-I enlarged drawing of Fig. 2.
Fig. 4 is the target plate structural representation of Fig. 1.
Fig. 5 is A-A enlarged drawing of Fig. 4.
Fig. 6 is B-B enlarged drawing of Fig. 4.
Embodiment
As shown in Figure 1, the bolt of wheel hub 6 is equipped with respectively mainboard 2 and target plate 3, display 1 is connected with mainboard 2 by data line, and sequence number 5 is the drag link of vehicle bridge, and sequence number 4 is laser beam.
As shown in Figure 2, the longitudinal center line both sides of mainboard 2 are respectively provided with a stay-supported type displacement sensor 7, positioning seat 9 and mainboard handle 11, the longitudinal center line side of mainboard 2 is provided with the generating laser 8 for mainboard 2 and target plate 3 centering, the middle part of mainboard 2 is provided with for the flat mainboard level meter 10 of mainboard 2 water detection, by being connected by quick-adjustsing position-limit mechanism 12 between positioning seat 9 with mainboard 2.
As shown in Figure 3, sequence number 9 is positioning seat, and sequence number 20 is plug screw, and sequence number 22 is thrust pin, and sequence number 23 is slide plate, and sequence number 28 is pointer.
As shown in Figure 4, the longitudinal center line both sides of target plate 3 are respectively provided with accurate hook 13, positioning seat 9, a target plate handle 16, the longitudinal center line side of target plate 3 is provided with the labeling 15 for mainboard 2 and target plate 3 centering, the middle part of target plate 3 is provided with for the flat target plate level meter 14 of target plate 3 water detection, by being connected by quick-adjustsing position-limit mechanism 12 between positioning seat 9 with target plate 3.
The bracing wire of two stay-supported type displacement sensors 7 of the present invention is hung on two accurate hooks 13 on target plate 3, and laser beam 4 and labeling 15 that generating laser 8 sends align, to eliminate the measuring error that axle hub 6 causes because there is initial pendulum angle.Both hands are held handle and are connected on the bolt of wheel hub 6 at vehicle bridge two ends by positioning seat 9 by mainboard 2 and target plate 3, and be close on wheel rim knot face, be hung on two accurate hooks 13 on target plate 3 after the stay-supported type displacement sensor 7 bracing wire pull-out on both sides, the shift value that sensor is responded to by encoder transmission on display 1, display 1 show simultaneously two sensors survey the instantaneous value of numerical value (width value between mainboard and target plate) and their difference, their difference is toe-in value.
As shown in Figure 5, the location backing plate 17 of positioning seat is equipped with magnetic patch 21, magnetic patch 21 is for being connected with the wheel rim faying face of wheel hub 6 fast, location backing plate 17 is connected with mandrel 18, core retainer plate 19 is contained in mandrel 18, can adapt to the multi items change of boss bolt diameter fast by changing core retainer plate 19, core retainer plate 19 end is rotary with plug screw 20.Pointer 28 is screwed on clamping plate 29, can slide together with positioning seat.
As shown in Figure 6, the thrust pin 22 of position-limit mechanism links together with the hole interference on slide plate 23, and slide plate 23 is contained in stifled cover 24, stifled cover 24 is fixed on clamping plate 29 by screw thread, be provided with pin 25 in stifled cover 24, on pin 25, cover has spring 26, and the end of spring 26 is provided with steel ball 27.
During axle toe-in detector work of the present invention, first turn on the plug screw 20 of the positioning seat 9 on mainboard 2 and target plate 3 respectively, according to the diameter of bolt of axle assembly wheel hub 6, select corresponding core retainer plate 19 to load in mandrel 18, plug screw 20 of screwing on; Unclamp the slide plate 23 in position-limit mechanism 12 again, pointer 28 is pushed to the corresponding scale place of boss bolt pitch circle diameter, now, steel ball 27 just in time drops in the circular pit of mainboard 2 or target plate 3, lock slide 23, slide plate 23 pushing pin 25 holddown spring 26, is tightly pressed in steel ball 27 in pit, keeps the spacing of positioning seat 9 constant.
Both hands hold mainboard handle 11 and mainboard 2 and target plate 3 are arranged on the bolt of wheel hub 6 by target plate handle 16 respectively, wheel rim faying face on the end face of positioning seat 9 and wheel hub 6 is fitted completely, utilize mainboard level meter 10 mainboard 2 water detection to be put down, utilize target plate level meter 14 target plate 3 water detection will be put down; The bracing wire of pull-out two stay-supported type displacement sensors 7 is hung on two accurate hooks 13 of target plate 3; Scrambler at once two stay-supported type displacement sensors 7 survey numerical value (width value between mainboard and target plate) and toe-in value at this very moment (differences of two width values) and pass to display 1 and show respectively; The collapsing length of adjustment drag link 5, the swash angle position of adjustment wheel hub 6, the laser beam 4 that generating laser 8 is sent aims at labeling 15 and toe-in value shown by display 1 is 0, and now wheel hub initial pendulum angle is 0; Collapsing length to the toe-in value continuing adjustment drag link 5 meets product requirement (such as 1 ~ 3mm), the bracing wire of two stay-supported type displacement sensors 7 is taken off from the precision hook 13 of target plate 3, target plate 3 is rotated 180 °, again the bracing wire of two stay-supported type displacement sensors 7 is hung on accurate hook 13, target plate 3 water detection put down with target plate level meter 14, toe-in value now should meet product requirement (such as 1 ~ 3mm).
Claims (3)
1. an axle toe-in detector, is characterized in that: the bolt of wheel hub (6) is equipped with respectively mainboard (2) and target plate (3), display (1) is connected with mainboard (2) by data line; The longitudinal center line both sides of described mainboard (2) are respectively provided with a stay-supported type displacement sensor (7), positioning seat (9) and mainboard handle (11), the longitudinal center line side of mainboard (2) is provided with the generating laser (8) for mainboard (2) and target plate (3) centering, the middle part of mainboard (2) is provided with for the flat mainboard level meter (10) of mainboard (2) water detection, by being connected by quick-adjustsing position-limit mechanism (12) between positioning seat (9) with mainboard (2); The longitudinal center line both sides of described target plate (3) are respectively provided with accurate hook (13), a positioning seat (9), target plate handle (16), the longitudinal center line side of target plate (3) is provided with the labeling (15) for mainboard (2) and target plate (3) centering, the middle part of target plate (3) is provided with for the flat target plate level meter (14) of target plate (3) water detection, by being connected by quick-adjustsing position-limit mechanism (12) between positioning seat (9) with target plate (3); The bracing wire of two stay-supported type displacement sensors (7) is hung on two accurate hooks (13) on target plate (3), and the laser beam that generating laser (8) sends and labeling (15) align, and eliminate the initial pendulum angle error of axle hub (6).
2. axle toe-in detector according to claim 1, it is characterized in that: the location backing plate (17) of described positioning seat (9) is equipped with the magnetic patch (21) for being connected with the wheel rim faying face of wheel hub (6) fast, location backing plate (17) is connected with mandrel (18), core retainer plate (19) for the multi items change adapting to wheel hub (6) diameter of bolt is fast contained in mandrel (18), and core retainer plate (19) end is rotary with plug screw (20); The pointer (28) that can slide together with positioning seat (9) is screwed on clamping plate (29).
3. axle toe-in detector according to claim 1, it is characterized in that: the thrust pin (22) of described position-limit mechanism (12) links together with the hole interference on slide plate (23), slide plate (23) is contained in stifled cover (24), stifled cover (24) is fixed on clamping plate (29) by screw thread, pin (25) is provided with in stifled cover (24), the upper cover of pin (25) has spring (26), and the end of spring (26) is provided with steel ball (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210202929.3A CN103512529B (en) | 2012-06-19 | 2012-06-19 | Axle toe-in detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210202929.3A CN103512529B (en) | 2012-06-19 | 2012-06-19 | Axle toe-in detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103512529A CN103512529A (en) | 2014-01-15 |
| CN103512529B true CN103512529B (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210202929.3A Active CN103512529B (en) | 2012-06-19 | 2012-06-19 | Axle toe-in detector |
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| Country | Link |
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| CN (1) | CN103512529B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252362A (en) * | 2021-05-31 | 2021-08-13 | 中国重汽集团济南动力有限公司 | Performance evaluation method under front axle loading state |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5619800A (en) * | 1995-04-18 | 1997-04-15 | Unruh; Willie C. | Parallevel alignment system |
| JP2002257540A (en) * | 2001-03-05 | 2002-09-11 | Isuzu Motors Ltd | Toe value measuring device, toe value measuring method, toe value measuring program and toe value adjusting method of axle assembly |
| CN102147227A (en) * | 2011-01-04 | 2011-08-10 | 安徽福马车桥有限公司 | Measuring method for toe-in of automobile |
| CN202204474U (en) * | 2011-09-05 | 2012-04-25 | 大连康展机电工程有限公司 | Front-bundle measuring machine of axle |
| CN202648644U (en) * | 2012-06-19 | 2013-01-02 | 东风德纳车桥有限公司 | Axle toe-in detector |
-
2012
- 2012-06-19 CN CN201210202929.3A patent/CN103512529B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5619800A (en) * | 1995-04-18 | 1997-04-15 | Unruh; Willie C. | Parallevel alignment system |
| JP2002257540A (en) * | 2001-03-05 | 2002-09-11 | Isuzu Motors Ltd | Toe value measuring device, toe value measuring method, toe value measuring program and toe value adjusting method of axle assembly |
| CN102147227A (en) * | 2011-01-04 | 2011-08-10 | 安徽福马车桥有限公司 | Measuring method for toe-in of automobile |
| CN202204474U (en) * | 2011-09-05 | 2012-04-25 | 大连康展机电工程有限公司 | Front-bundle measuring machine of axle |
| CN202648644U (en) * | 2012-06-19 | 2013-01-02 | 东风德纳车桥有限公司 | Axle toe-in detector |
Non-Patent Citations (2)
| Title |
|---|
| 基于激光测距的汽车前束测试工艺分析;徐进军 等;《汽车科技》;20090731(第4期);第70-72页 * |
| 车轮外倾与前束测量的自动补偿及应用;黎新 等;《机械制造》;20111031;第49卷(第566期);第59-60页 * |
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| CN103512529A (en) | 2014-01-15 |
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