CN206504709U - A kind of caliberating device of vehicle overall dimension self-operated measuring unit - Google Patents
A kind of caliberating device of vehicle overall dimension self-operated measuring unit Download PDFInfo
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- CN206504709U CN206504709U CN201621441919.5U CN201621441919U CN206504709U CN 206504709 U CN206504709 U CN 206504709U CN 201621441919 U CN201621441919 U CN 201621441919U CN 206504709 U CN206504709 U CN 206504709U
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- scaling board
- measuring unit
- overall dimension
- operated measuring
- ball bearing
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Abstract
The utility model is related to the caliberating device and method of a kind of vehicle overall dimension self-operated measuring unit, belongs to technical field of automobile measurement.The device controls the mobile trolley of configuration scaling board rotating device to advance using industrial computer, the lidar measurement of vehicle overall dimension self-operated measuring unit goes out its horizontal range between scaling board, by computer calibrating procedure verify laser radar institute's ranging from mobile trolley traveling displacement, evaluate vehicle overall dimension self-operated measuring unit accuracy.The device includes：Configure mobile trolley, customized guide rail, drive device, slave unit, Telescopic scale and industrial control computer of scaling board rotating device etc..The utility model can measurement accuracy and laser radar installation site deviation and angular deviation of the accurate evaluation vehicle overall dimension self-operated measuring unit to vehicle length, and then whole measurement apparatus is modified.The utility model accuracy of detection is high, practical, with good practical value and promotion prospect.
Description
Technical field
The utility model device belongs to the detection device of technical field of automobile measurement, is specifically related to a kind of vehicle gabarit chi
The caliberating device of very little self-operated measuring unit.The mobile trolley of configuration scaling board rotating device is controlled using industrial control computer
Advance, its horizontal range between mobile trolley scaling board of lidar measurement passes through computer caliberating device and verifies laser
Radar ranging evaluates non-contact vehicle contour dimension from the mobile trolley traveling displacement with configuring scaling board rotating device
The precision of self-operated measuring unit.The characteristics of device has accuracy of detection high and be repeatable strong, calibrating speed is fast, design concept
Novel and unique, reliable foundation is provided for the amendment of vehicle overall dimension self-operated measuring unit.
Background technology
At present, the overrun testing of vehicle, mainly based on manually use meter ruler is examined, measurement efficiency is low, and accuracy is poor, inspection
There is subjectivity in survey process.According to standard GB/T 21861-2014《Vehicle Security examines project and method》In
5.2 requirements on vehicle overall dimension " weight medium truck, special Operation Van, trailer should use self-operated measuring unit ", vapour
Car test survey station should carry out contour dimension detection using vehicle overall dimension automatic measuring instrument to the motor vehicle beyond non-operation, and right
The measurement accuracy of contour dimension automatic measuring instrument claims：The measuring instrument limits of error ± 1% or 20mm.
Therefore, contour dimension automatic measuring instrument is as a kind of emerging detection device, and a variety of detection means are arisen at the historic moment, and swashs
Optical scanning type measurement apparatus is most widely used detection device on the market at present.The factory of domestic production contour dimension automatic measuring instrument
Family is a lot, but product quality is very different, and measurement accuracy and stability are all difficult to ensure that.
At present, the device and method examined and determine comprehensively vehicle overall dimension self-operated measuring unit is there is no, is real therefore
Now laser scan type vehicle overall dimension self-operated measuring unit is examined and determine, the utility model proposes a kind of vehicle gabarit chi
The caliberating device and method of very little self-operated measuring unit.
Utility model content
The utility model main purpose is to provide a kind of caliberating device of vehicle overall dimension self-operated measuring unit, verified
The measurement accuracy of laser scan type vehicle overall dimension measuring device.The device design philosophy is unique, workable, calibrating
Precision is high.
Above-mentioned purpose of the present utility model can be achieved through the following technical solutions, and be described with reference to the drawings as follows：
A kind of caliberating device of vehicle overall dimension self-operated measuring unit, the device is main by industrial control computer 1, drive
Dynamic device 2, mobile trolley 3, slave unit 4 and the guide rail 5 of configuration scaling board rotating device are constituted, the He of drive device 2
Slave unit 4 is fixed on the two ends of guide rail 5, and the control of industrial control computer 1 drive device 2 drives configuration scaling board rotation
The mobile trolley 3 of device is moved on guide rail, and the drive device 2 is main by stepper motor I 6, tensioning wheel I 9 and photo electric axis
Angular encoder 13 is constituted, and the mobile trolley 3 of the configuration scaling board rotating device is main by scaling board rotating device, high scale
Determine device, the mobile trolley 3 of configuration scaling board rotating device to constitute, the scaling board rotating device and height caliberating device point
Configuration scaling board rotating device is not arranged on by scaling board rotating device hold-down support 23 and Telescopic scale hold-down support 26
On the bottom plate of mobile trolley 3, the scaling board rotating device is mainly made up of stepper motor II 35, scaling board 22, the mark
Fixed board 22 is driven by stepper motor II 35 by synchronous pulley to be rotated, and the height caliberating device is mainly fixed by Telescopic scale
Bearing (26) and the Telescopic scale 37 being nested in Telescopic scale hold-down support 26 are constituted.
Stepper motor I 6 and optical electric axial angle encoder 13 in the drive device 2 are connected with one heart by shaft coupling 8 respectively
At the two ends of drive shaft 10, and it is fixed on respectively by stepper motor fixed support I 7 and optical electric axial angle encoder fixed support 14
In drive device fixed plate 15, fixed in the middle of the drive shaft 10 that tensioning wheel I 9 is housed, the drive shaft 10 passes through deep-groove ball axle
Hold I 11 and deep groove ball bearing seat I 12 be fixed in drive device fixed plate 15, the drive device fixed plate 15 is arranged on guide rail
5 one end.
Described one end of shaft coupling 8 coordinates with the output shaft of stepper motor I 6 and the rotation shaft clearance of optical electric axial angle encoder 13 respectively
Connection, the other end and the gap between two ends of drive shaft 10 are connected, and the tensioning wheel I 9 is matched somebody with somebody with the concentric installation of drive shaft 10, interference
Close and spline is connected, the deep groove ball bearing I 11 is connected with the interference fit of deep groove ball bearing seat I 12, installed in tensioning wheel I 9
Both sides.
The stepper motor II 35 of the scaling board rotating device is arranged on scaling board by stepper motor fixed support II 34
The side of rotating device hold-down support 23, the scaling board support rotating shaft 28 passes through end thrust ball bearing 32 and end thrust ball bearing
Seat 33 is arranged on the opposite side of scaling board rotating device hold-down support 23, and the scaling board 22 is fixed by scaling board fixed seat 27
On scaling board support rotating shaft 28 top；The stepper motor II 35 drives scaling board to support rotating shaft 28 to rotate by synchronous pulley.
The synchronous pulley is made up of small synchronous pulley 31, big synchronous pulley 29 and timing belt 30, the small synchronous pulley
31 and big synchronous pulley 29 be attached separately to the output shaft of stepper motor I 6 and scaling board support rotating shaft 28 on, timing belt 30 is arranged on
On small synchronous pulley 31 and big synchronous pulley 29, the end thrust ball bearing is connected with the interference fit of end thrust ball bearing seat 33,
The scaling board support rotating shaft 28 is connected with the concentric installation of end thrust ball bearing 32 and interference fit.
The Telescopic scale hold-down support 26 of the height caliberating device is arranged on the movement of configuration scaling board rotating device
On the bottom plate 24 of formula dolly 3, the Telescopic scale 37 being nested in Telescopic scale hold-down support is revolved by plum blossom hand 38
Fasten, fixture 36 is expanded in the top of the Telescopic scale 37 equipped with Telescopic scale, is tightened by pretension screw 39.
The slave unit 4 is by slave unit fixed plate 17, tensioning wheel II 19, deep groove ball bearing II 20, deep groove ball bearing
Seat II 18 and driven shaft 21 constitute, the slave unit fixed plate 17 be arranged on the other end of guide rail 5, the tensioning wheel II 19 with from
Moving axis 21 is installed with one heart, interference fit and spline are connected, and the deep groove ball bearing II 20 is matched somebody with somebody with deep groove ball bearing II 18 interference of seat
Connection is closed, installed in the both sides of tensioning wheel II 19, with the concentric of driven shaft 21.
Using a kind of scaling method of above-mentioned vehicle overall dimension self-operated measuring unit, comprise the following steps：
The preposition calibrating length of radar 42：
1) caliberating device of vehicle overall dimension self-operated measuring unit, its longitudinal centre line and driving center line weight are placed
Close, the mobile trolley 3 of configuration scaling board rotating device is placed on guide rail A ends；
2) vehicle overall dimension self-operated measuring unit obtains the shifting that preposition radar 42 measures and configures scaling board rotating device
Horizontal range s on dynamic formula dolly 3 between scaling board0, the control drive device 2 of industrial control computer 1, which drives, configures scaling board rotation
The mobile trolley 3 of rotary device is from guide rail A ends to B end motions, and industrial control computer 1 is by reading optical electric axial angle encoder 13
The rotational angle of rotary shaft, the mobile trolley 3 of control configuration scaling board rotating device advances to first calibration point of setting
Position, often traveling 500mm is used as a calibration point, the mobile trolley 3 of scaling board rotating device to be configured for calibrating procedure setting
After stopping, industrial control computer 1 sends signal to stepper motor II 35, it is driven 45 ° of 22 rotate counterclockwise of scaling board.
3) vehicle overall dimension self-operated measuring unit obtains the shifting that preposition radar 42 measures and configures scaling board rotating device
The horizontal range s between scaling board 22 on dynamic formula dolly 31, calculate ︱ s1-s0︱ value, if 490≤︱ s1-s0︱≤510, then judge
Preposition radar 42 is measured accurately；If ︱ s1-s0︱<490, then judge that the preposition position of radar 42 is on the right side of driving center line or preceding
Put the plane of scanning motion of radar 42 and there is clockwise direction angle with driving center line；If ︱ s1-s0︱>510, then judge preposition radar 42
Position is on the left of driving center line or the plane of scanning motion of preposition radar 42 has counter clockwise direction angle with driving center line；
4) repeat step 1) to 3), totally 8 calibration points are demarcated.
Left side radar 43 and the width calibration of right side radar 44, left side radar are identical with the width calibration method of right side radar,
By taking the radar of left side as an example：
1) caliberating device of vehicle overall dimension self-operated measuring unit, its longitudinal centre line and measured zone start bit are placed
Coincidence is put, the mobile trolley 3 of configuration scaling board rotating device is placed on guide rail A ends；
2) vehicle overall dimension self-operated measuring unit obtains left side radar 43 and measures and configure the shifting of scaling board rotating device
The horizontal range l between scaling board 22 on dynamic formula dolly 30, right side radar is designated as d0, the control drive device of industrial control computer 1
Drive the mobile trolley 3 of configuration scaling board rotating device from guide rail A ends to B end motions, industrial control computer 1 is by reading
The rotational angle of the rotary shaft of optical electric axial angle encoder 13, the mobile trolley 3 of control configuration scaling board rotating device advances to the
One calibration point position, often traveling 500mm is used as a calibration point, the shifting of scaling board rotating device to be configured for calibrating procedure setting
After dynamic formula dolly 3 stops, industrial control computer 1 sends signal to stepper motor II 35, makes it drive scaling board 22 counterclockwise
45 ° of rotation.
3) vehicle overall dimension self-operated measuring unit obtains left side radar 43 and measures and configure the shifting of scaling board rotating device
The horizontal range l between scaling board 22 on dynamic formula dolly 31, right side radar is designated as d1, calculate ︱ l1-l0︱ value, if 490≤︱ l1-
l0︱≤510, then judge that left side radar 43 is measured accurately；If ︱ l1-l0︱<490, then judge that the position of radar 43 is put in survey in left side
There is clockwise direction angle with measurement original position in amount original position rear end or the plane of scanning motion of left side radar 43；If ︱ l1-l0︱>
510, then judge left side radar position in measurement original position front end or left side radar scanning plane and measurement original position
In the presence of counter clockwise direction angle；If l0+d0=l1+d1, then the scanning plane of left side radar 43 and right side radar 44 is in same plane,
Conversely, then the scanning plane of left side radar 43 and right side radar 44 is not in same plane；
4) repeat step 1) to 3), totally 8 calibration points are demarcated.
Left side radar 43 is highly demarcated with right side radar 44, and left side radar is identical with the height scaling method of right side radar,
By taking the radar of left side as an example：
1) caliberating device of vehicle overall dimension self-operated measuring unit, its longitudinal centre line and measured zone start bit are placed
Coincidence is put, the mobile trolley 3 of configuration scaling board rotating device is placed on any position on guide rail 5, scalable mark is stretched manually
Chi 37 is to 1000mm, not including the terrain clearance z of Telescopic scale 370；
2) installation site of adjustment Telescopic scale hold-down support 26 a, until left side for vehicle overall dimension self-operated measuring unit
Side radar 43 may recognize that the height of Telescopic scale 37, and vehicle overall dimension self-operated measuring unit obtains Telescopic scale 37
Highly it is h0, Telescopic scale 37 is stretched successively, and often stretching 500mm is as a calibration point for the setting of this calibrating procedure, outside vehicle
Wide dimension automatic measuring device obtains the height h of i-th of calibration point Telescopic scale 37i(i=1,2 ..., 7), if hi-hi-1=
500, hi=500i+z0+ 1000, then judge that left side radar 43 is measured accurately, conversely, then judging that left side radar 43 measures inaccurate.
3) repeat step 1) to 2), totally 7 calibration points are demarcated.
Innovation of the present utility model is：(1) the demarcation dress of vehicle overall dimension self-operated measuring unit is proposed first
Put and method.(2) measurement accuracy of vehicle overall dimension self-operated measuring unit can accurately be examined and determine.(3) vehicle can be diagnosed to be
The installation site deviation of contour dimension self-operated measuring unit and angular deviation.
Technique effect of the present utility model：It can fast and accurately control to configure scaling board rotating dress using the utility model
The traveling displacement for the mobile trolley put, can be long to vehicle overall dimension self-operated measuring unit in multiple calibration point positions
The calibrating of degree, width and height, by controlling scaling board to rotate, can efficient diagnosis go out laser radar installation site and angle it is inclined
Difference, the accuracy of effective evaluation vehicle overall dimension self-operated measuring unit.The accuracy of detection of the caliberating device is high, repeatability
By force, install simple, be day of the vehicle inspection and test station from now on to vehicle overall dimension self-operated measuring unit with direct economic benefit
Often calibrating provides technical support.
Brief description of the drawings
Isometric view's schematic diagram of the caliberating device structure composition of Fig. 1 vehicle overall dimension self-operated measuring units.
Isometric view's schematic diagram of Fig. 2 drive devices 2.
Isometric view's schematic diagram of Fig. 3 slave units 4.
Isometric view's schematic diagram of the mobile trolley 3 of Fig. 4 configuration scaling board rotating devices.
Isometric view's schematic diagram of scaling board rotating device on the mobile trolley 3 of Fig. 5 configuration scaling board rotating devices
The partial enlarged view of sign I.
Isometric view's schematic diagram of Fig. 6 height caliberating devices.
The side view of Fig. 7 height caliberating devices.
Isometric view's schematic diagram of Fig. 8 guide rails (5).
The side view of Fig. 9 guide rails (5).
Figure 10 carries out the overall cloth of the caliberating device of vehicle overall dimension self-operated measuring unit during preposition radar calibrating length
Put figure.
Figure 11 carries out the demarcation dress of vehicle overall dimension self-operated measuring unit when left side radar and right side radar width calibration
The complete layout put.
Figure 12 carries out the demarcation dress of vehicle overall dimension self-operated measuring unit when left side radar and the demarcation of right side radar altitude
The complete layout put.
In figure：1. industrial control computer, 2. drive devices, the mobile trolley of 3. configuration scaling board rotating devices, 4.
Slave unit, 5. guide rails, 6. stepper motors I, 35. stepper motors II, 7. stepper motor fixed supports I, 34. stepper motors are fixed
Support II, 8. shaft couplings, 9. tensioning wheels I, 19. tensioning wheels II, 10. drive shafts, 11. deep groove ball bearings I, 20. deep groove ball bearings
II, 12. deep groove ball bearings, I, 18. deep groove ball bearings of seat seat II, 13. optical electric axial angle encoders, 14. optical electric axial angle encoders are fixed
Support, 15. drive device fixed plates, 16. tensioned lines, 17. slave unit fixed plates, 21. driven shafts, 22. scaling boards, 23. marks
Fixed board rotating device hold-down support, 24. bottom plates, 25. wheels, 26. Telescopic scale hold-down supports, 27. scaling board fixed seats,
28. scaling board support rotating shaft, 29. big synchronous pulleys, 30. timing belts, 31. small synchronous pulleys, 32. end thrust ball bearings, 33. stop
Push away ball-bearing housing, 36. Telescopic scales expand fixture, 37. Telescopic scales, 38. plum blossom hands, 39. pretension screws, and 40. lead
Rail connecting plate, 41. guide rail fixed plate guide rails, 42. preposition radars, 43. left side radars, 44. right side radars.
Embodiment
It is shown below in conjunction with the accompanying drawings to implement that particular content of the present utility model and embodiments thereof is further described.
The utility model is related to a kind of caliberating device of vehicle overall dimension self-operated measuring unit, and the device is main by identical
The composition such as the stepper motor I 6 and stepper motor II 35 of model, optical electric axial angle encoder 13 and industrial control computer 1.The step
Model 86BYGH250H, electric current 5.6A, fuselage long 150mm, diameter of axle 8mm, keyway 3 × 25, Motor torque that stepper motor is selected
12.5N·m；The model A-LEC-D5-102.4BM-G8-30F of the optical electric axial angle encoder, operating voltage is DC5-24V,
5000 revs/min of maximum machine rotating speed, electrically rings frequency 20K/ seconds, comprehensive 2000 revs/min of rotating speed；Described Industry Control is calculated
The model of machine grinds auspicious IPC-810E, and CPU is E5300 2.6G, 2G internal memories, 500G hard disks.
Refering to Fig. 1, the utility model is related to a kind of device for demarcating vehicle overall dimension self-operated measuring unit, device master
Will be by industrial control computer 1, drive device 2, mobile trolley 3, slave unit 4 and the guide rail for configuring scaling board rotating device
5 compositions.
Refering to Fig. 2, the drive device 2 is by stepper motor, stepper motor fixed support, shaft coupling, tensioning wheel, driving
Axle, deep groove ball bearing, deep groove ball bearing seat, optical electric axial angle encoder, optical electric axial angle encoder fixed support and drive device are solid
Fixed board is constituted.Stepper motor I 6 is arranged in drive device fixed plate by stepper motor fixed support I 7, in drive shaft 10 1
Side, and stepper motor output shaft and drive shaft concentric.Shaft coupling 8 is threaded line shaft coupling, and one end is defeated with stepper motor respectively
Shaft and optical electric axial angle encoder rotation shaft clearance are connected, and the gap between two ends of the other end and drive shaft are connected.Tensioning
Take turns I 9 with drive shaft is concentric installs, is interference fitted and spline is connected, pass through tensioned lines 16 and the tensioning wheel II 19 of slave unit connect
Into synchronization.Deep groove ball bearing I 11 is connected with the interference fit of deep groove ball bearing seat I 12, will be deep by the hexagon socket head cap screw of M8 × 25
Ditch ball bearing housing I 12 is arranged on the both sides of tensioning wheel I 9, with drive shaft concentric.The screw that optical electric axial angle encoder 13 passes through M3
Be fixed on optical electric axial angle encoder fixed support 14, together installed in stepper motor to drive shaft opposite side, and light
Electric axis angular encoder rotary shaft with drive shaft is concentric installs.Drive device fixed plate 15 is installed by the hexagon socket head cap screw of M8 × 25
In guide rail one end.
Refering to Fig. 3, the slave unit 4 is by slave unit fixed plate, tensioning wheel, deep groove ball bearing, deep groove ball bearing seat
With driven shaft composition.Slave unit fixed plate 17 is arranged on the guide rail other end, the tensioning by the hexagon socket head cap screw of M8 × 25
Take turns II 19 to be connected with the concentric installation of driven shaft 21, interference fit and spline, pass through the tensioning wheel I 9 of tensioned lines 16 and drive device
It is linked to be synchronization, the deep groove ball bearing II 20 is connected with the interference fit of deep groove ball bearing seat II 18, passes through the interior hexagonal of M8 × 25
Deep groove ball bearing seat II 18 is arranged on the both sides of tensioning wheel by bolt, with driven shaft concentric.
Refering to Fig. 4 to Fig. 5, the mobile trolley 3 of the configuration scaling board rotating device is by scaling board rotating device, height
Caliberating device, mobile trolley composition.Scaling board rotating device by stepper motor, stepper motor fixed support, small synchronous pulley,
Big synchronous pulley, timing belt, end thrust ball bearing, end thrust ball bearing seat, scaling board, scaling board fixed seat, scaling board support
Rotating shaft and scaling board rotating device hold-down support composition.Stepper motor II 35 is arranged on demarcation by stepper motor fixed support 24
The side of plate rotating device hold-down support 23.Small synchronous pulley 31 is arranged on stepper motor output shaft, is connected using spline.Greatly
Synchronous pulley 29 is arranged in scaling board support rotating shaft 28, is connected using spline.Timing belt 30 is arranged on small synchronous pulley and big
On synchronous pulley.End thrust ball bearing 32 is connected with the interference fit of end thrust ball bearing seat 33, passes through the interior hexagonal spiral shell of M8 × 25
Bolt be arranged on stepper motor to scaling board rotating device hold-down support opposite side.Scaling board is arranged on scaling board fixed seat
On 27.Scaling board fixed seat is welded in scaling board support rotating shaft.Scaling board support rotating shaft and end thrust ball bearing it is concentric install,
Interference fit connection.The scaling board rotating device hold-down support 23 is arranged on portable small by the hexagon socket head cap screw of M8 × 30
On the bottom plate 24 of car.Mobile trolley is combined by bottom plate 24 and wheel 25.
Refering to Fig. 6 to Fig. 7, the height caliberating device is by Telescopic scale hold-down support, Telescopic scale, scalable mark
Chi expands fixture, plum blossom hand and pretension screw composition.Telescopic scale hold-down support 26 is pacified by the hexagon socket head cap screw of M8 × 25
On the bottom plate 24 of the mobile trolley 3 of configuration scaling board rotating device.The maximal tensility of Telescopic scale 37 is 5m, embedding
It is enclosed in Telescopic scale hold-down support, is tightened by plum blossom hand 38.Telescopic scale expands fixture 36 and passes through pretension spiral shell
Silk 39 is tightened in Telescopic scale topmost, expands the area that Telescopic scale is topmost tested plane, is easy to laser thunder
Up to the height of measurement Telescopic scale.
Refering to Fig. 8 to Fig. 9, the length of the guide rail 5 is 2500mm, is highly 80mm, width is 50mm, solid by guide rail
The guide rail of 4 sections of same sizes is stitched together by fixed board 41 and guide rail splice 40, and spliced rail length is 5000mm, wide
Spend for 500mm.Using welding between guide rail fixed plate and guide rail, pass through the interior of 8 M8 × 60 between guide rail splice and guide rail
Hex bolts is connected.
The utility model is related to a kind of scaling method of vehicle overall dimension self-operated measuring unit, and specific method is as follows：
Refering to Figure 10, preposition radar calibrating length method：
1) caliberating device of vehicle overall dimension self-operated measuring unit, its longitudinal centre line and driving center line weight are placed
Close, the mobile trolley 3 of configuration scaling board rotating device is placed on guide rail A ends；
2) vehicle overall dimension self-operated measuring unit obtains the shifting that preposition radar 42 measures and configures scaling board rotating device
Horizontal range s on dynamic formula dolly 3 between scaling board0, the control drive device of industrial control computer 1, which drives, configures scaling board rotation
The mobile trolley 3 of device is moved from A to B, and industrial control computer 1 is by reading turning for the rotary shaft of optical electric axial angle encoder 13
Dynamic angle, the mobile trolley of control configuration scaling board rotating device advances to first calibration point position of setting, this demarcation
Often traveling 500mm is used as a calibration point, after the mobile trolley of scaling board rotating device to be configured stops, industry to program setting
Control computer 1 sends signal to stepper motor II 35, it is driven 45 ° of 22 rotate counterclockwise of scaling board.
3) vehicle overall dimension self-operated measuring unit obtains the shifting that preposition radar 42 measures and configures scaling board rotating device
Horizontal range s on dynamic formula dolly 3 between scaling board1, calculate ︱ s1-s0︱ value, if 490≤︱ s1-s0︱≤510, then judge preposition
Radar surveying is accurate；If ︱ s1-s0︱<490, then preposition radar position is judged on the right side of driving center line or preposition radar is swept
Retouch plane and there is clockwise direction angle with driving center line；If ︱ s1-s0︱>510, then judge that preposition radar position is expert at
There is counter clockwise direction angle with driving center line in car center line left side or preposition radar scanning plane；
4) repeat 1) to 3), totally 8 calibration points are demarcated.
Refering to Figure 11, left side radar and the right side radar width calibration method (width of left side radar 43 and right side radar 44
Scaling method is identical, by taking left side radar 43 as an example)：
1) caliberating device of vehicle overall dimension self-operated measuring unit, its longitudinal centre line and measured zone start bit are placed
Coincidence is put, the mobile trolley 3 of configuration scaling board rotating device is placed on guide rail A ends；
2) vehicle overall dimension self-operated measuring unit obtains left side radar 43 and measures and configure the shifting of scaling board rotating device
Horizontal range l on dynamic formula dolly 3 between scaling board0(right side radar is designated as d0), the control drive device band of industrial control computer 1
The mobile trolley 3 of dynamic configuration scaling board rotating device is moved from A to B, and industrial control computer 1 is compiled by reading photoelectricity shaft angle
The rotational angle of the code rotary shaft of device 13, the mobile trolley of control configuration scaling board rotating device advances to first mark of setting
Fixed position, often traveling 500mm is used as a calibration point, the movable type of scaling board rotating device to be configured to the setting of this calibrating procedure
After dolly stops, industrial control computer 1 sends signal to stepper motor II 35, it is driven the rotate counterclockwise of scaling board 22
45°。
3) vehicle overall dimension self-operated measuring unit obtains left side radar 43 and measures and configure the shifting of scaling board rotating device
Horizontal range l on dynamic formula dolly 3 between scaling board1(right side radar is designated as d1), calculate ︱ l1-l0︱ value, if 490≤︱ l1-l0︱
≤ 510, then judge that left side radar surveying is accurate；If ︱ l1-l0︱<490, then judge that left side is put radar position and originated in measurement
Position rear end or or left side radar scanning plane with measurement original position there is clockwise direction angle；If ︱ l1-l0︱>510, then
Judge that left side radar position exists in measurement original position front end or left side radar scanning plane with measurement original position inverse
Clockwise angle；If l0+d0=l1+d1, then the scanning plane of left side radar and right side radar is in same plane, conversely, then left side
The scanning plane of radar and right side radar is not in same plane；
4) repeat 1) to 3), totally 8 calibration points are demarcated.
Refering to Figure 12, left side radar with right side radar altitude scaling method (demarcate by the height of left side radar and right side radar
Method is identical, by taking the radar of left side as an example)：
1) caliberating device of vehicle overall dimension self-operated measuring unit, its longitudinal centre line and measured zone start bit are placed
Coincidence is put, the mobile trolley 3 of configuration scaling board rotating device is placed on any position on guide rail, Telescopic scale is stretched manually
To 1000mm (not including Telescopic scale terrain clearance z0)；
2) installation site of Telescopic scale hold-down support is adjusted, until the left side of vehicle overall dimension self-operated measuring unit
Radar may recognize that the height of Telescopic scale, and the height that vehicle overall dimension self-operated measuring unit obtains Telescopic scale is
h0, Telescopic scale (often stretching 500mm is used as a calibration point to the setting of this calibrating procedure) is stretched successively, and vehicle overall dimension is certainly
Dynamic measurement apparatus obtains the height h of i-th of calibration point Telescopic scalei(i=1,2 ..., 7), if hi-hi-1=500, hi=
500i+z0+ 1000, then judge that left side radar surveying is accurate, conversely, then judging that left side radar surveying is inaccurate.
3) repeat 1) to 2), totally 7 calibration points are demarcated.
Claims (7)
1. a kind of caliberating device of vehicle overall dimension self-operated measuring unit, the device is main by industrial control computer (1), drive
Dynamic device (2), the mobile trolley (3) for configuring scaling board rotating device, slave unit (4) and guide rail (5) composition, its feature exist
In：
The drive device (2) and slave unit (4) are fixed on the two ends of guide rail (5), industrial control computer (1) control
Drive device (2) drives the mobile trolley (3) of configuration scaling board rotating device to be moved on guide rail, the drive device (2)
Mainly it is made up of stepper motor I (6), tensioning wheel I (9) and optical electric axial angle encoder (13), the configuration scaling board rotating device
Mobile trolley (3) it is main by scaling board rotating device, height caliberating device and the movable type for configuring scaling board rotating device
Dolly (3) is constituted, and the scaling board rotating device and height caliberating device are respectively by scaling board rotating device hold-down support (23)
It is described on the bottom plate that the mobile trolley (3) of configuration scaling board rotating device is arranged on Telescopic scale hold-down support (26)
Scaling board rotating device is mainly made up of stepper motor II (35), scaling board (22), and the scaling board (22) is by stepper motor II
(35) driven and rotated by synchronous pulley；The height caliberating device mainly by Telescopic scale hold-down support (26) and is nested in
Telescopic scale (37) composition in Telescopic scale hold-down support (26).
2. a kind of caliberating device of vehicle overall dimension self-operated measuring unit according to claim 1, it is characterised in that：
Stepper motor I (6) and optical electric axial angle encoder (13) in the drive device (2) is concentric by shaft coupling (8) respectively
The two ends of drive shaft (10) are connected to, and pass through stepper motor fixed support I (7) and optical electric axial angle encoder fixed support respectively
(14) it is fixed in drive device fixed plate (15), it is fixed in the middle of the drive shaft (10) that tensioning wheel I (9), the driving are housed
Axle (10) is fixed in drive device fixed plate (15) by deep groove ball bearing I (11) and I (12) of deep groove ball bearing seat, described to drive
Dynamic device fixed plate (15) is arranged on guide rail (5) one end.
3. a kind of caliberating device of vehicle overall dimension self-operated measuring unit according to claim 2, it is characterised in that：
The rotation between centers of described shaft coupling (8) one end respectively with the output shaft and optical electric axial angle encoder (13) of stepper motor I (6)
Gap is connected, and the other end and the gap between two ends of drive shaft (10) are connected, and the tensioning wheel I (9) is same with drive shaft (10)
Feel at ease dress, interference fit and spline is connected, and I (12) of the deep groove ball bearing I (11) and deep groove ball bearing seat, which are interference fitted, to be connected,
Installed in the both sides of tensioning wheel I (9).
4. a kind of caliberating device of vehicle overall dimension self-operated measuring unit according to claim 1, it is characterised in that：
The stepper motor II (35) of the scaling board rotating device is arranged on scaling board by stepper motor fixed support II (34)
The side of rotating device hold-down support (23), scaling board support rotating shaft (28) passes through end thrust ball bearing (32) and thrust ball axle
Bearing (33) is arranged on the opposite side of scaling board rotating device hold-down support (23), and the scaling board (22) is fixed by scaling board
Seat (27) is fixed on scaling board support rotating shaft (28) top；The stepper motor II (35) drives scaling board branch by synchronous pulley
Rotating shaft (28) is supportted to rotate.
5. a kind of caliberating device of vehicle overall dimension self-operated measuring unit according to claim 4, it is characterised in that：
The synchronous pulley is made up of small synchronous pulley (31), big synchronous pulley (29) and timing belt (30), the small timing belt
Wheel (31) and big synchronous pulley (29) are attached separately on the output shaft of stepper motor I (6) and scaling board support rotating shaft (28), synchronous
Band (30) is arranged on small synchronous pulley (31) and big synchronous pulley (29), the end thrust ball bearing and end thrust ball bearing seat
(33) interference fit connection, the scaling board support rotating shaft (28) connects with the concentric installation of end thrust ball bearing (32) and interference fit
Connect.
6. a kind of caliberating device of vehicle overall dimension self-operated measuring unit according to claim 1, it is characterised in that：
The Telescopic scale hold-down support (26) of the height caliberating device is arranged on the movable type of configuration scaling board rotating device
On the bottom plate (24) of dolly (3), the Telescopic scale (37) being nested in Telescopic scale hold-down support passes through plum blossom hand
(38) it is tightened, fixture (36) is expanded in the top of the Telescopic scale (37) equipped with Telescopic scale, passes through pretension screw
(39) it is tightened.
7. a kind of caliberating device of vehicle overall dimension self-operated measuring unit according to claim 1, it is characterised in that：
The slave unit (4) is by slave unit fixed plate (17), tensioning wheel II (19), deep groove ball bearing II (20), deep-groove ball
Bearing block II (18) and driven shaft (21) composition, the slave unit fixed plate (17) are arranged on guide rail (5) other end, described
Bearing up pulley II (19) is connected with the concentric installation of driven shaft (21), interference fit and spline, the deep groove ball bearing II (20) and zanjon
Ball bearing housing II (18) interference fit connection, installed in the both sides of tensioning wheel II (19), with driven shaft (21) concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621441919.5U CN206504709U (en) | 2016-12-27 | 2016-12-27 | A kind of caliberating device of vehicle overall dimension self-operated measuring unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621441919.5U CN206504709U (en) | 2016-12-27 | 2016-12-27 | A kind of caliberating device of vehicle overall dimension self-operated measuring unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206504709U true CN206504709U (en) | 2017-09-19 |
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ID=59838696
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621441919.5U Expired - Fee Related CN206504709U (en) | 2016-12-27 | 2016-12-27 | A kind of caliberating device of vehicle overall dimension self-operated measuring unit |
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| Country | Link |
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| CN (1) | CN206504709U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646431A (en) * | 2016-12-27 | 2017-05-10 | 吉林大学 | Calibrating device and method of vehicle profile dimension automatic measuring apparatus |
| CN112444281A (en) * | 2017-09-29 | 2021-03-05 | 深圳市道通科技股份有限公司 | Auxiliary calibration equipment |
-
2016
- 2016-12-27 CN CN201621441919.5U patent/CN206504709U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106646431A (en) * | 2016-12-27 | 2017-05-10 | 吉林大学 | Calibrating device and method of vehicle profile dimension automatic measuring apparatus |
| CN106646431B (en) * | 2016-12-27 | 2019-02-12 | 吉林大学 | A kind of caliberating device and method of vehicle overall dimension self-operated measuring unit |
| CN112444281A (en) * | 2017-09-29 | 2021-03-05 | 深圳市道通科技股份有限公司 | Auxiliary calibration equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20181227 |