CN204479306U - Directly drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation - Google Patents
Directly drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation Download PDFInfo
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- CN204479306U CN204479306U CN201520212208.XU CN201520212208U CN204479306U CN 204479306 U CN204479306 U CN 204479306U CN 201520212208 U CN201520212208 U CN 201520212208U CN 204479306 U CN204479306 U CN 204479306U
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Abstract
The utility model relates to one and directly drives mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation, belongs to the vehicle four-wheel position finder calibrating installation in auto industry field.Comprise three dimensional angle adjustment member, mechanical interface and horizontal adjusting mechanism and caster adjustment member, utilize two high precision direct driving motors, be drive original paper and measuring sensor, drive a simple two-dimentional machinery arm type structure, advantage is that novel structure is simple, small in volume, obtain the angular turn amount of each motor, form kingpin inclination and the kingpin castor angle of user's requirement, not only overcome volume that existing calibrating installation complex structure causes greatly from the deficiency that significant error is large, improve the accuracy of detection of four-wheel position finder especially, development for automotive check industry provides and ensures basis.
Description
Technical field
The present invention relates to the calibrating installation of a kind of automotive inspection equipment of auto industry field, in particular, it relates to the calibrating installation of a kind of vehicle four-wheel position finder kingpin inclination and kingpin castor angle.
Background technology
Vehicle handling stability and roadholding are ensured by the Proper Match of vehicle wheel alignment parameter, any one misalignment of parameter just can cause automobile loss of control stability and straight-line travelling ability, accelerate tire wear, oil consumption is risen, degradation problem under security.
Four-wheel position finder is the most important checkout equipment of inspection wheel alignment parameter.The recoverable amount of current national four-wheel position finder reaches 30000 multiple stage, and is increasing progressively with the speed of annual 30%.No matter but be its production run or its use procedure, be all difficult at present carry out accurate calibration to various four-wheel position finder, the accuracy of detection of four-wheel position finder itself cannot be ensured.Four-wheel position finder can detect multiple wheel alignment parameter, and most important four parameters are camber angle, toe-in angle, kingpin inclination and kingpin castor angle.Wherein camber angle and toe-in angle can directly be measured, and calibrate also relatively simple.Kingpin inclination and kingpin castor angle directly can not be measured by the sensor of four-wheel position finder, but obtained by corresponding calculated with mathematical model by indirect inspection.The mathematical model of this expression of space relation is extremely complicated, cannot change into the mathematic(al) representation of direct relation, and needing to ignore the relatively little parameter of a lot of impact could practical application.Cause expression formula varied like this, very large on the accuracy impact detecting data, the calibration of these two parameters is extremely important as seen.To the four-wheel position finder kingpin inclination of different principle and kingpin castor angle field calibration abnormal difficult.At present, the verifying attachment that four-wheel position finder manufacturer uses mainly comprises following several:
1, the verifying attachment of the four-wheel position finder of Jilin University's research and development, utility model patent number: ZL03110944.6, utility model patent number: ZL03211159.9, this patent completes the simulation to wheel orientation angle by a series of leverage, and this device in use exists following problem:
(1) complex structure, requirement on machining accuracy is high, adds cost;
(2) transmission chain length, cumulative errors is large;
(3) Kingpin inclination and stub camber angle metering method are vernier metering, manufacture complicated;
(4) deadweight, volume are too large, cannot be carried to motor vehicle repair scene and calibrate.
2, the calibrating installation of the explicit four-wheel position finder of monolithic devices Vehicular data of Changchun Gil Technology Co research and development, patent of invention number: ZL 200710055868.1, utility model patent number: ZL 200720094051.0, in use there is following problem in this device:
(1) adopt arc-shaped guide rail adjustment kingpin inclination and kingpin castor angle, this arc-shaped guide rail machining precision is high, adds processing cost;
(2) by feed screw nut adjustment caster angle, this sets of transmission mechanism adds weight of equipment and processing cost;
(3) simulation stub lower end turns on passing through and is connected with joint spider, adds connecting link, and because this equipment requirement simulation main pin axis is by spider center, therefore assembly difficulty is larger.
3, the calibrating installation of the portable digital display vehicle four-wheel position indicator of Changchun Gil Technology Co research and development, patent of invention number: ZL 200710055875.1, utility model patent number: ZL 200720094093.4, in use there is following problem in this device:
(1) integral device volume is large, is not easy to transport;
(2) in zero point checkout procedure, sensor easily occurs that registration is unstable or without registration phenomenon, affects the calibrating quality of four-wheel position finder;
(3) upper and lower slide rail locking mechanism structure is complicated, adds processing, assembly cost.
4, Nan Jingji opens up the fixed type automobile calibrating apparatus for four-wheel positioning instrument of surveying instrument company limited exploitation, and Chinese patent notification number is CN 202994481U, and this device in use exists following problem:
(1) adopt horizontal rotation platform, Kingpin inclination panoramic table and reverse caster panoramic table to realize angle orientation, add Whole Equipment weight;
(2) this equipment is comparatively applicable to four-wheel position finder manufacturer for the quality testing of four-wheel position finder production line, can not meet the requirement of national quality testing department to four-wheel position finder quality arbitration portability.
Summary of the invention
The utility model provides one directly to drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation, to solve the complex structure that existing equipment exists, the problem that volume and weight is large, assembly difficulty is larger.
The technical scheme that the utility model is taked is: comprise three dimensional angle adjustment member, mechanical interface and horizontal adjusting mechanism and caster adjustment member;
Assembly welding frame base two sides, foreground in described three dimensional angle adjustment member are all trapezoidal shapes, front and back rotary disk bearing seat is fixedly mounted on the assembly welding frame base of foreground, at grafting graphite thrust sliding shaft sleeve respectively of two-port up and down of front and back rotary disk bearing seat, rear rotary disk bearing shaft and graphite thrust sliding shaft sleeve fix grafting, stub base is that two sides are with the rectangular parallelepiped being shoulder hole in the middle of through hole, be fixedly connected with rear rotary disk bearing shaft, the through hole of stub base two sides and the through hole of swing arm extension are rotationally connected by pin, stub seat gland is fixedly connected with four threaded holes of stub base with adjusting pad by hex bolts, mechanical arm type stub bar lowermost end is oblate spheroid, trunk portion is a cylindrical bar, there is individual block position on the lower, the oblate spheroid of mechanical arm type stub bar bottom stretches into stub chassis interior and rotates grafting, stub lock-screw is threaded with the threaded hole of the block side of mechanical arm type stub bar,
In described mechanical interface and horizontal adjusting mechanism, swing arm is a forked members, the through hole at the extension both ends of swing arm is rotationally connected by pin with the through hole of stub base both sides respectively, sensor chuck transverse axis one end is fixedly connected with swing arm, the other end and the grafting of sensor chuck, and be fixedly connected with by sensor locking knob, sensor chuck is a sleeve, transverse axis contiguous block and sensor chuck transverse axis fixedly sleeved, pull bar is a curved plate type member, transverse axis contiguous block is fixedly connected with by screw with pull bar, the other end grooved hole of pull bar, the slotted eye cross-under of stub lock-screw and pull bar, the lower surface of zero-point positioning block is placed on the table top of foreground assembly welding frame base, the upper end of zero-point positioning block and the below apical grafting of swing arm, vertical survey dish is fixedly connected with the upper end of mechanical arm type stub bar,
Described caster adjustment member structure is: vertically motor and horizontal motor are measuring sensor and driving element respectively, two plate faces of L-square at right angles and have reinforcement, vertical motor is fixedly connected with foreground assembly welding frame base, its output end face is fixedly connected with the surface level of L-square, the vertical plane of L-square is fixedly connected with horizontal motor, the output end face of horizontal motor is fixedly connected with plectane, the axis of vertical motor and the symcenter of plectane are on same vertical line, mechanical arm stub web member is a forked members, long-armed end and the mechanical arm stub web member of plectane are rotationally connected, mechanical arm main pin connecting block is there is threaded hole centre rectangular parallelepiped with through-hole side face, mechanical arm stub web member and mechanical arm main pin connecting block are rotationally connected, mechanical arm main pin connecting block and linear bearing fixedly sleeved, linear bearing and mechanical arm type stub bar are slidably connected.
The utility model has the advantage of: novel structure there is no independent measurement of angle element, the simple small in volume of physical construction; Make full use of two high precision direct driving motors, be drive original paper and measuring sensor, drive a simple two-dimentional machinery arm type structure, the angular turn amount of each motor is obtained according to calculated with mathematical model, the kingpin inclination that automatic formation user requires and kingpin castor angle, so just overcome volume that existing calibrating installation complex structure causes greatly from great deficiency, provide ensure basis for accurately measuring wheel alignment parameter.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of the partial assembled of the utility model three dimensional angle part;
Fig. 4 is the A-A cut-open view of Fig. 3;
In figure: foreground assembly welding frame base 1, 2 sensor chuck transverse axis, sensor chuck 3, zero-point positioning block 4, sensor locking knob 5, transverse axis contiguous block 6, pull bar 7, slotted eye 701, horizontal motor 8, graphite thrust sliding shaft sleeve 9, vertical motor 10, L-square 11, plectane 12, mechanical arm main pin connecting block 13, mechanical arm stub web member 14, vertical survey dish 15, linear bearing 16, mechanical arm type stub bar 17, block 1701, oblate spheroid 1702, stub lock-screw 18, swing arm 19, stub seat gland 20, rear rotary disk bearing shaft 21, stub base 22, front and back rotary disk bearing 23.
Embodiment
Comprise three dimensional angle adjustment member, mechanical interface and horizontal adjusting mechanism and caster adjustment member;
Assembly welding frame base 1 two sides, foreground in described three dimensional angle adjustment member are all trapezoidal shapes, front and back rotary disk bearing seat 23 is fixedly mounted on foreground assembly welding frame base 1, at grafting graphite thrust sliding shaft sleeve 9 respectively of two-port up and down of front and back rotary disk bearing seat 23, rear rotary disk bearing shaft 21 fixes grafting with graphite thrust sliding shaft sleeve 9, stub base 22 is that two sides are with the rectangular parallelepiped being shoulder hole in the middle of through hole, be fixedly connected with rear rotary disk bearing shaft 21, the through hole of stub base 22 two sides and the through hole of swing arm 19 extension are rotationally connected by pin, stub seat gland 20 is fixedly connected with four threaded holes of stub base 22 with adjusting pad by hex bolts, mechanical arm type stub bar 17 lowermost end is oblate spheroid 1702, trunk portion is a cylindrical bar, there is individual block 1701 position on the lower, the oblate spheroid 1702 of mechanical arm type stub bar 17 bottom stretches into the grafting of stub base 22 inner rotation, stub lock-screw 18 is threaded with the threaded hole of block 1701 side of mechanical arm type stub bar 17,
In described mechanical interface and horizontal adjusting mechanism, swing arm 19 is forked members, the through hole at the extension both ends of swing arm 19 is rotationally connected by pin with the through hole of stub base 22 both sides respectively, sensor chuck transverse axis 2 one end is fixedly connected with swing arm 19, the other end and sensor chuck 3 grafting, and be fixedly connected with by sensor locking knob 5, sensor chuck 3 is sleeves, transverse axis contiguous block 6 is fixedly sleeved with sensor chuck transverse axis 2, pull bar 7 is curved plate type members, transverse axis contiguous block 6 is fixedly connected with by screw with pull bar 7, the other end grooved hole 701 of pull bar 7, slotted eye 701 cross-under of stub lock-screw 18 and pull bar 7, the lower surface of zero-point positioning block 4 is placed on the table top of foreground assembly welding frame base 1, the upper end of zero-point positioning block 4 and the below apical grafting of swing arm 19, vertical survey dish 15 is fixedly connected with the upper end of mechanical arm type stub bar 17,
Described caster adjustment member structure is: vertically motor 10 and horizontal motor 8 are measuring sensor and driving element respectively, two plate faces of L-square 11 at right angles and have reinforcement, vertical motor 10 is fixedly connected with foreground assembly welding frame base 1, its output end face is fixedly connected with the surface level of L-square 11, the vertical plane of L-square 11 is fixedly connected with horizontal motor 8, the output end face of horizontal motor 8 is fixedly connected with plectane 12, the axis of vertical motor 10 and the symcenter of plectane 12 are on same vertical line, mechanical arm stub web member 14 is forked members, long-armed end and the mechanical arm stub web member 14 of plectane 12 are rotationally connected, mechanical arm main pin connecting block 13 is there is threaded hole centre rectangular parallelepipeds with through-hole side face, mechanical arm stub web member 14 and mechanical arm main pin connecting block 13 are rotationally connected, mechanical arm main pin connecting block 13 is fixedly sleeved with linear bearing 16, linear bearing 16 and mechanical arm type stub bar 17 are slidably connected.
Method of operating of the present utility model: first will carry out leveling work to complete machine before use, makes directly to drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation is in the normal duty of level; Then stub lock-screw 18 and sensor locking knob 5 is loosened, swing arm 19 is placed on zero-point positioning block 4, sensor head is clipped on sensor chuck 3, fix with sensor locking knob 5, level meter is placed on vertical survey dish 15, is adjusted to the surface level of mechanical arm type stub bar 17 perpendicular to foreground assembly welding frame base 1, now ensure that kingpin inclination and kingpin castor angle are zero reference positions, screw stub lock-screw 18, remove zero-point positioning block 4.Again the angular turn amount furnishing α of vertical motor 10, the angular turn amount furnishing β of horizontal motor 8, this timer forms kingpin inclination and the kingpin castor angle of user's requirement automatically; The wheel kingpin inclination that wheel kingpin inclination and kingpin castor angle and four-wheel position finder record is compared with kingpin castor angle, can examine and determine four-wheel position finder wheel kingpin inclination and kingpin castor angle.
Claims (2)
1. directly drive mechanical arm type single-wheel kingpin inclination and a kingpin castor angle calibrating installation, it is characterized in that: comprise three dimensional angle adjustment member, mechanical interface and horizontal adjusting mechanism and caster adjustment member;
Assembly welding frame base two sides, foreground in described three dimensional angle adjustment member are all trapezoidal shapes, front and back rotary disk bearing seat is fixedly mounted on the assembly welding frame base of foreground, at grafting graphite thrust sliding shaft sleeve respectively of two-port up and down of front and back rotary disk bearing seat, rear rotary disk bearing shaft and graphite thrust sliding shaft sleeve fix grafting, stub base is that two sides are with the rectangular parallelepiped being shoulder hole in the middle of through hole, be fixedly connected with rear rotary disk bearing shaft, the through hole of stub base two sides and the through hole of swing arm extension are rotationally connected by pin, stub seat gland is fixedly connected with four threaded holes of stub base with adjusting pad by hex bolts, mechanical arm type stub bar lowermost end is oblate spheroid, trunk portion is a cylindrical bar, there is individual block position on the lower, the oblate spheroid of mechanical arm type stub bar bottom stretches into stub chassis interior and rotates grafting, stub lock-screw is threaded with the threaded hole of the block side of mechanical arm type stub bar,
In described mechanical interface and horizontal adjusting mechanism, swing arm is a forked members, the through hole at the extension both ends of swing arm is rotationally connected by pin with the through hole of stub base both sides respectively, sensor chuck transverse axis one end is fixedly connected with swing arm, the other end and the grafting of sensor chuck, and be fixedly connected with by sensor locking knob, sensor chuck is a sleeve, transverse axis contiguous block and sensor chuck transverse axis fixedly sleeved, pull bar is a curved plate type member, transverse axis contiguous block is fixedly connected with by screw with pull bar, the other end grooved hole of pull bar, the slotted eye cross-under of stub lock-screw and pull bar, the lower surface of zero-point positioning block is placed on the table top of foreground assembly welding frame base, the upper end of zero-point positioning block and the below apical grafting of swing arm, vertical survey dish is fixedly connected with the upper end of mechanical arm type stub bar,
Described caster adjustment member structure is: comprise vertical motor and horizontal motor, two plate faces of L-square at right angles and have reinforcement, vertical motor is fixedly connected with foreground assembly welding frame base, its output end face is fixedly connected with the surface level of L-square, the vertical plane of L-square is fixedly connected with horizontal motor, the output end face of horizontal motor is fixedly connected with plectane, the axis of vertical motor and the symcenter of plectane are on same vertical line, mechanical arm stub web member is a forked members, long-armed end and the mechanical arm stub web member of plectane are rotationally connected, mechanical arm main pin connecting block is there is threaded hole centre rectangular parallelepiped with through-hole side face, mechanical arm stub web member and mechanical arm main pin connecting block are rotationally connected, mechanical arm main pin connecting block and linear bearing fixedly sleeved, linear bearing and mechanical arm type stub bar are slidably connected.
2. according to claim 1ly directly drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation, it is characterized in that: described vertical motor and horizontal motor are measuring sensor and driving element respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520212208.XU CN204479306U (en) | 2015-04-09 | 2015-04-09 | Directly drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520212208.XU CN204479306U (en) | 2015-04-09 | 2015-04-09 | Directly drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479306U true CN204479306U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520212208.XU Withdrawn - After Issue CN204479306U (en) | 2015-04-09 | 2015-04-09 | Directly drive mechanical arm type single-wheel kingpin inclination and kingpin castor angle calibrating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729861A (en) * | 2015-04-09 | 2015-06-24 | 吉林大学 | Direct drive mechanical arm type single-wheel kingpin inclination angle and kingpin caster angle calibration device |
| CN108709530A (en) * | 2018-04-18 | 2018-10-26 | 北京博科测试系统股份有限公司 | Automobile front wheel kingpin caster angle measuring device and method |
-
2015
- 2015-04-09 CN CN201520212208.XU patent/CN204479306U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729861A (en) * | 2015-04-09 | 2015-06-24 | 吉林大学 | Direct drive mechanical arm type single-wheel kingpin inclination angle and kingpin caster angle calibration device |
| CN104729861B (en) * | 2015-04-09 | 2017-03-15 | 吉林大学 | Straight drive mechanical arm type single-wheel kingpin inclination and castor calibrating installation |
| CN108709530A (en) * | 2018-04-18 | 2018-10-26 | 北京博科测试系统股份有限公司 | Automobile front wheel kingpin caster angle measuring device and method |
| CN108709530B (en) * | 2018-04-18 | 2023-05-23 | 北京博科测试系统股份有限公司 | Device and method for measuring caster angle of front wheel kingpin of automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150715 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |