CN105157669B - Vehicle attitude measuring and method - Google Patents
Vehicle attitude measuring and method Download PDFInfo
- Publication number
- CN105157669B CN105157669B CN201510640211.6A CN201510640211A CN105157669B CN 105157669 B CN105157669 B CN 105157669B CN 201510640211 A CN201510640211 A CN 201510640211A CN 105157669 B CN105157669 B CN 105157669B
- Authority
- CN
- China
- Prior art keywords
- rocking arm
- vehicle attitude
- pedestal
- attitude measuring
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000005259 measurement Methods 0.000 claims abstract description 31
- 238000000691 measurement method Methods 0.000 claims abstract description 8
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention provides a kind of vehicle attitude measuring and method.Vehicle attitude measuring provided by the invention includes sequentially be hinged pedestal, the first rocking arm and the second rocking arm, also include the 3rd rocking arm, one end of 3rd rocking arm is hinged with the one end of the pedestal away from first rocking arm, second rocking arm offers sliding groove, the other end of 3rd rocking arm is slidedly arranged in the sliding groove, and the pedestal is provided with bevel protractor with first rocking arm and the 3rd rocking arm hinged place.Vehicle attitude measuring provided by the invention, its is simple in construction, and can accurate measurement vehicle attitude angle.Vehicle attitude measurement method provided by the invention is measured using said apparatus, and measurement is accurate, while convenient and swift, greatlys save human cost.
Description
Technical field
The present invention relates to a kind of vehicle attitude measuring and method, belong to field of measuring technique.
Background technology
During automobile research is crossed at present, vehicle attitude angle is an important parameter, and it is mainly sharp to measure vehicle posture at this stage
Vehicle key position and ground are scanned with scanner, then are fitted individual features, then using CATIA softwares to scanning
Vehicle point cloud is handled, and vehicle posture is measured after being fitted to data.Concretely comprise the following steps：Scanning of a surface processing, scanning (need to lift
The machine of liter), calculate a scanning result generation point cloud, import CATIA softwares, be fitted to data, measurement attitude angle etc..
But this method needs the equipment such as special measuring instrument and lifting machine, measurement period length, general measure needs
Two day time；And need several professional and technical personnel to carry out operation cooperation and complete, spent human cost is higher.
The content of the invention
The present invention also provides a kind of vehicle attitude measuring, and its is simple in construction, and can accurate measurement vehicle attitude angle.
The present invention provides a kind of vehicle attitude measurement method, is measured using said apparatus, and measurement is accurate, while conveniently
Fast, human cost is greatlyd save.
To achieve the above object, on the one hand, the present invention provides a kind of vehicle attitude measuring, including sequentially be hinged base
Seat, the first rocking arm and the second rocking arm, in addition to the 3rd rocking arm, one end of the 3rd rocking arm and the pedestal are away from described first
One end of rocking arm is hinged, and second rocking arm offers sliding groove, and the other end of the 3rd rocking arm is slidedly arranged on the sliding groove
In, and the pedestal is provided with bevel protractor with first rocking arm and the 3rd rocking arm hinged place.
Further, the bevel protractor is provided with groove with the pedestal junction.
Further, the sliding groove is opened in the one end of second rocking arm away from first rocking arm.
Further, first rocking arm and/or the 3rd rocking arm are provided with reinforcement.
Further, the length of the pedestal, the first rocking arm, the second rocking arm and the 3rd rocking arm is 200-1200mm.
Further, the pedestal is identical with the second rocking arm length.
Further, first rocking arm is identical with the 3rd rocking arm length.
On the other hand, the present invention also provides a kind of vehicle attitude measurement method using above-mentioned vehicle attitude measuring,
Including：
The pedestal is set to be fixed on horizontal plane, and second rocking arm is bonded with underbody；
Read the measurement data of the bevel protractor；
Calculated by trigonometric function relation and obtain vehicle attitude angle.
Further, pedestal is made to be fixed on horizontal plane, the other end of mobile 3rd rocking arm is in the sliding groove
Position, so that second rocking arm is bonded with underbody.
Vehicle attitude measuring provided by the invention and method mainly utilize two rocking arm angles of Four-connecting-rod hinge structure
Difference is spent, measurement vehicle attitude angle indirectly is calculated by trigonometric function.Measurement period is short, can quickly obtain result during measurement,
Measuring speed is fast；Measurement cost is low, measure influenceed by equipment it is smaller, it is not necessary to the expensive device such as lifting machine, scanning device, and
Later stage software processing is not needed；Operating personnel are few, one can complete independently measurement, it is not necessary to professional surface sweeping personnel and engineering staff
Processing scan data.
Brief description of the drawings
Fig. 1 is the structural representation of vehicle attitude measuring provided by the invention.
Fig. 2 is the CONSTRUCTED SPECIFICATION figure of bevel protractor.
Fig. 3 is the flow chart of vehicle attitude measurement method provided by the invention.
Fig. 4 is vehicle attitude measurement method schematic diagram provided by the invention.
Description of reference numerals
1- vehicle attitude measurings
10- pedestals
11- grooves
The rocking arms of 20- first
The rocking arms of 30- second
31- sliding grooves
The rocking arms of 40- the 3rd
50- bevel protractors A
60- bevel protractors B
70- reinforcements
2- vehicle bodies
3- ground
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, to the embodiment of the present invention
In technical scheme be clearly and completely described, it is clear that described embodiment is part of the embodiment of the present invention, without
It is whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not before creative work is made
The every other embodiment obtained is put, belongs to the scope of protection of the invention.
Fig. 1 is the structural representation of vehicle attitude measuring provided by the invention.Fig. 2 is the CONSTRUCTED SPECIFICATION of bevel protractor
Figure.Fig. 3 is the flow chart of vehicle attitude measurement method provided by the invention.Fig. 4 is vehicle attitude measurement side provided by the invention
Method schematic diagram.Vehicle attitude measuring provided by the invention and method are applied to the measurement of various vehicle attitude angle.
The structural representation of vehicle attitude measuring 1 provided by the invention is as shown in Figure 1.The vehicle attitude measuring
1 includes sequentially be hinged pedestal 10, the first rocking arm 20 and the second rocking arm 30, in addition to the 3rd Rocker arm 40, the 3rd Rocker arm 40
One end be hinged with the one end of the pedestal 10 away from first rocking arm 20, second rocking arm 30 offers sliding groove 31,
The other end of 3rd Rocker arm 40 is slidedly arranged in the sliding groove 31, and the pedestal 10 and the hinged place of the first rocking arm 20
Provided with bevel protractor A50, bevel protractor B60 is provided with the hinged place of the 3rd Rocker arm 40.
In the vehicle attitude measuring 1, pedestal 10,0 common shape of the first rocking arm 20, the second rocking arm 30 and the 3rd Rocker arm 4
Into a Four-connecting-rod hinge structure, using two rocking arm angle differences of Four-connecting-rod hinge structure, calculated by trigonometric function
Measurement vehicle attitude angle indirectly.
Wherein, bevel protractor A50 and bevel protractor B60 could be arranged to only measure sharp angle data, measurement range 0-
90°.By taking bevel protractor A50 as an example, its structure is as shown in Fig. 2 bevel protractor A50 dial is arranged in rotating shaft, pedestal 10 and
Two measuring arms of one rocking arm 20 as bevel protractor A50, measure the center line of the first rocking arm 20 and the folder of the place plane of pedestal 10
Angle, it is designated as measured value α.Bevel protractor B60 is arranged at the hinged place of the Rocker arm 40 of pedestal 10 and the 3rd, the 3rd Rocker arm 40 in the same manner
Center line and the place plane of pedestal 10 angle, be designated as measured value β.
In one embodiment, bevel protractor A50 and bevel protractor B60 and the pedestal 10 junction are provided with groove 11.Should
The setting of groove 11 can be easy to reading angular chi A50 and bevel protractor B60 measurement data, avoid due to being blocked by pedestal 10 and
It is caused to misread.
In another embodiment of the invention, in order to save material usage and optimize the space layout of the measurement apparatus,
Sliding groove 31 can be opened in the one end of second rocking arm 30 away from first rocking arm 20.
In one more embodiment of the present invention, the Rocker arm 40 of the first rocking arm 20 and/or the 3rd is provided with reinforcement 70, can
The intensity of the vehicle attitude measuring 1 is effectively improved, improves its service life.
In the various embodiments described above, pedestal 10, the first rocking arm 20, the length of the second rocking arm 30 and the 3rd Rocker arm 40 are 200-
1200mm.Specifically, pedestal 10, the second rocking arm 30 length can be between 600-1200mm, the first rocking arm 20 and the 3rd rocking arm
40 length can be between 200-500mm.
Further, for the ease of the manufacture and measurement of vehicle attitude measuring 1, the length of 10 and second rocking arm of pedestal 30
Can be with identical.Similarly, the first rocking arm 20 and the length of the 3rd Rocker arm 40 can also be identical.
On the other hand, the present invention also provides a kind of vehicle attitude measurement method using above-mentioned vehicle attitude measuring 1,
Flow chart as shown in figure 3, including：
The pedestal 10 is set to be fixed on horizontal plane, and second rocking arm 30 is bonded with the bottom plate of vehicle body 2；
Reading angular chi A50 and bevel protractor B60 measurement data, are designated as α and β respectively；
Calculated by trigonometric function relation and obtain vehicle attitude angle.
In the above method, pedestal 10 is fixed on horizontal plane, can be fixed on smooth ground 3 when generally operating,
Position of the other end of mobile 3rd Rocker arm 40 in the sliding groove 31, so that second rocking arm 30 and the bottom of vehicle body 2
Plate is bonded.Use simultaneously is calculated with following formula (1), obtains vehicle attitude angle θ.
θ=arctan [(L2*∣sinα∣-L4*∣sinβ∣)/(L4*∣cosβ∣-L2*∣cosα∣+L1)] formula (1)
In above-mentioned formula (1), θ is vehicle attitude angle, and α is bevel protractor A50 measurement data, and β is bevel protractor A60 measurement number
According to L1For the length of pedestal 10, L2For the length of the first rocking arm 20, L4For the length of the 3rd Rocker arm 40.
During bevel protractor A50 and bevel protractor B60 measurement sharp angles, bevel protractor A50 and bevel protractor the B60 measurement is read
Sharp angle data, while use is calculated with following formula (2), obtains vehicle attitude angle θ.
θ=arctan [(L2*sinα-L4*sinβ)/(L4*cosβ-L2*cosα+L1)] formula (2)
Illustrate vehicle attitude measuring provided by the invention and method by the following examples.
In the present embodiment, the length of the rocking arm 30 of pedestal 10 and second of vehicle attitude measuring 1 is 950mm, and first shakes
Arm 20 and the length of the 3rd Rocker arm 40 are 300mm.
As shown in figure 4, first pedestal 10 is fixed on ground 3 during measurement, the other end of mobile 3rd Rocker arm 40 is sliding
Position in groove 31 so that the second rocking arm 30 is bonded with the gusset lower weld side of the bottom plate of vehicle body 2, read now bevel protractor A50,
Sharp angle α, β of bevel protractor B60 measurements.By the length 950mm of pedestal 10, the first rocking arm 20 and the length 300mm of the 3rd Rocker arm 40
Bring formula (2) into,
θ=arctan [(300*sin α -300*sin β)/(300*cos β -300*cos α+950)] formula (2)
Vehicle attitude angle θ can be calculated using trigonometric function relation.
Vehicle attitude measuring provided by the invention and method measurement period are short, can quickly obtain result during measurement,
Measuring speed is fast；Measurement cost is low, measure influenceed by equipment it is smaller, it is not necessary to the expensive device such as lifting machine, scanning device, and
Later stage software processing is not needed；Operating personnel are few, one can complete independently measurement, it is not necessary to professional surface sweeping personnel and engineering staff
Processing scan data.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (9)
- A kind of 1. vehicle attitude measuring, it is characterised in that including sequentially be hinged pedestal, the first rocking arm and the second rocking arm, Also including the 3rd rocking arm, one end and the one end of the pedestal away from first rocking arm of the 3rd rocking arm are hinged, and described Two rocking arms offer sliding groove, and the other end of the 3rd rocking arm is slidedly arranged in the sliding groove, and the pedestal and described the One rocking arm and the 3rd rocking arm hinged place are provided with bevel protractor；The dial of the bevel protractor is separately positioned on the pedestal and first rocking arm and the pedestal and the described 3rd On the jointed shaft of rocking arm.
- 2. vehicle attitude measuring according to claim 1, it is characterised in that the bevel protractor is connected with the pedestal Place is provided with groove.
- 3. vehicle attitude measuring according to claim 1, it is characterised in that the sliding groove is opened in described second The one end of rocking arm away from first rocking arm.
- 4. vehicle attitude measuring according to claim 1, it is characterised in that first rocking arm and/or the 3rd shake Arm is provided with reinforcement.
- 5. according to the vehicle attitude measuring described in claim any one of 1-4, it is characterised in that the pedestal, first shake The length of arm, the second rocking arm and the 3rd rocking arm is 200-1200mm.
- 6. according to the vehicle attitude measuring described in claim any one of 1-4, it is characterised in that the pedestal and described the Two rocking arm length are identical.
- 7. according to the vehicle attitude measuring described in claim any one of 1-4, it is characterised in that first rocking arm and institute It is identical to state the 3rd rocking arm length.
- 8. a kind of usage right requires the vehicle attitude measurement method of the vehicle attitude measuring described in any one of 1-7, it is special Sign is, including：The pedestal is set to be fixed on horizontal plane, and second rocking arm is bonded with underbody；Read the measurement data of the bevel protractor；Calculated by trigonometric function relation and obtain vehicle attitude angle.
- 9. according to the method for claim 8, it is characterised in that pedestal is fixed on horizontal plane, mobile 3rd rocking arm Position of the other end in the sliding groove so that second rocking arm is bonded with underbody.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510640211.6A CN105157669B (en) | 2015-09-30 | 2015-09-30 | Vehicle attitude measuring and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510640211.6A CN105157669B (en) | 2015-09-30 | 2015-09-30 | Vehicle attitude measuring and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105157669A CN105157669A (en) | 2015-12-16 |
| CN105157669B true CN105157669B (en) | 2017-12-19 |
Family
ID=54798611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510640211.6A Active CN105157669B (en) | 2015-09-30 | 2015-09-30 | Vehicle attitude measuring and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105157669B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000097703A (en) * | 1998-09-21 | 2000-04-07 | Topcon Corp | Three-dimensional measuring method and surveying equipment using the same |
| CN203672377U (en) * | 2014-01-26 | 2014-06-25 | 江苏省电力公司东海县供电公司 | Measuring device for pole and tower foundation branch pit paying-off |
| CN104359453A (en) * | 2014-11-12 | 2015-02-18 | 毕诗捷 | Electronic sun position sensor based on image processing technology and application method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6532675B2 (en) * | 2001-04-18 | 2003-03-18 | Guy Letourneau | Device for measuring the angle of orientation with reference to a known frame of reference between a first object having a first axis and a second remote destination |
-
2015
- 2015-09-30 CN CN201510640211.6A patent/CN105157669B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000097703A (en) * | 1998-09-21 | 2000-04-07 | Topcon Corp | Three-dimensional measuring method and surveying equipment using the same |
| CN203672377U (en) * | 2014-01-26 | 2014-06-25 | 江苏省电力公司东海县供电公司 | Measuring device for pole and tower foundation branch pit paying-off |
| CN104359453A (en) * | 2014-11-12 | 2015-02-18 | 毕诗捷 | Electronic sun position sensor based on image processing technology and application method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 行星探测车连杆式差动平衡机构设计及运动学分析;程志红等;《宇航学报》;20150531;第36卷(第5期);第524-532页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105157669A (en) | 2015-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101993008B (en) | Measurement method and system for determining position of crane hook | |
| CN102865801B (en) | Anchor recess angle measuring device | |
| CN109631826B (en) | Satellite automation precision detection method | |
| CN108332640A (en) | A kind of aircraft door arc surface error detection method | |
| CN105157669B (en) | Vehicle attitude measuring and method | |
| CN105183006A (en) | Levelness-measuring and leveling device for workbench | |
| CN206551753U (en) | A kind of higher mathematics plotter | |
| CN208795149U (en) | A kind of adaptive bevel protractor | |
| CN202517945U (en) | Multifunctional protractor | |
| CN204630531U (en) | Angel measuring instrument | |
| JP2009031170A (en) | Surface shape calibrating device and method | |
| CN202557094U (en) | Novel compass | |
| CN201913960U (en) | A combination angle ruler | |
| CN107421440A (en) | A kind of method of three dimensional optical measuring square hole vertical difference | |
| CN209148046U (en) | A measurement system based on a quadrotor aircraft platform | |
| CN201824728U (en) | Multifunctional compass | |
| CN201922769U (en) | Multifunctional ruler for math teaching | |
| CN208411221U (en) | A kind of Multifunctional straightedge | |
| CN106247983B (en) | A kind of assisted scanners for three-dimensional grating scanner | |
| CN205482912U (en) | All -round angle survey and drawing ruler | |
| CN205044375U (en) | New -type survey and drawing chi for instrument | |
| CN104296656A (en) | Device, apparatus and method for positioning measurement reference plane of measured object | |
| CN206037922U (en) | Utensil is examined to plane degree | |
| CN203472350U (en) | Foldable angle ruler | |
| CN102019797A (en) | Angle-drawing instrument capable of measuring angle conveniently |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |