CN102635057B - Asphalt concrete texture laser measuring instrument - Google Patents
Asphalt concrete texture laser measuring instrument Download PDFInfo
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- CN102635057B CN102635057B CN201210131878.XA CN201210131878A CN102635057B CN 102635057 B CN102635057 B CN 102635057B CN 201210131878 A CN201210131878 A CN 201210131878A CN 102635057 B CN102635057 B CN 102635057B
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Abstract
The invention discloses an asphalt concrete texture laser measuring instrument, relating to an asphalt concrete texture measuring instrument. The invention aims at solving the problems that an existing sanding method is easy to block a gap on the surface of a test piece by sand, not conductive to perform repeated measurement on a pavement and low in measurement precision. A lifting rotating mechanism is arranged in a host machine box body, a laser testing device is mounted on the upper end surface of the host machine box body through two upright posts, a detection platform is mounted on the lifting rotating mechanism and is positioned between the two upright posts, a plurality of elastic positioning pieces are fixed on the detection platform, a sliding track is horizontally and fixedly mounted at the upper ends of the two upright posts, a pulley block is arranged on the sliding track by penetration, a laser probe is mounted at the lower part of the pulley block, a first fluted disc is mounted on an output shaft of a first servomotor, a second fluted disc shaft is mounted on the remaining upright post of the two upright posts, a second fluted disc is mounted on the second fluted disc shaft, a synchronization chain is mounted on the first fluted disc and the second fluted disc, and the pulley block is connected with the synchronization chain. The laser measuring instrument disclosed by the invention is used for measuring asphalt concrete textures.
Description
Technical field
The present invention relates to a kind of bituminous concrete texture measuring instrument.
Background technology
The macro-asperity of bituminous pavement has determined drainage performance and the cling property on road surface, has determined the traffic safety of rainy day bituminous pavement simultaneously.At present, generally adopt construction depth index to evaluate the macro-asperity of road surface both at home and abroad.What in the existing < < highway subgrade road surface on-the-spot test rules > > (JTG E60-2008) of China, adopt is manual sand patch method or electronic sand patch method, manual sand patch method or electronic sand patch method be by the fine sand of certain volume amount on road surface or test specimen surface with being bulldozed plate, pave circular, guarantee that fine sand inserts in rough surface void, by the volume of fine sand and the round diameter of measurement, calculate the construction depth of road surface.
Existing sanding method sand material easily stops up the space on test specimen surface, has affected the roughness on road surface, is unfavorable for road surface replication; And while adopting manual operation, firmly degree is different, the circle shakeouing is just different, and measuring error is large, measuring accuracy is low.
Summary of the invention
The present invention easily stops up the space on test specimen surface for solving existing sanding method sand material, be unfavorable for the problem that road surface replication and measuring accuracy are low, and then a kind of bituminous concrete texture laser measuring apparatus is provided.
The present invention solves the problems of the technologies described above the technical scheme of taking to be: bituminous concrete texture laser measuring apparatus of the present invention comprises main frame casing, laser testing device, detection platform, lifting rotation mechanism, two columns and a plurality of elasticity spacer, described lifting rotation mechanism is arranged in main frame casing, described laser testing device is arranged on the upper surface of main frame casing by two columns, described detection platform is arranged in lifting rotation mechanism and between two columns, a plurality of elasticity spacers are fixed in detection platform, described laser testing device comprises slide rail, synchronization chain, the first servomotor, the first fluted disc, the second fluted disc, the second fluted disc axle, coaster and laser probe, described the first servomotor is packed on a column in two columns, described slide rail level is packed in the upper end of two columns, described coaster is installed on slide rail, described laser probe is arranged on the bottom of coaster, described the first fluted disc is arranged on the output shaft of the first servomotor, described the second fluted disc axle is arranged on a column remaining in two columns, described the second fluted disc is arranged on the second fluted disc axle, described synchronization chain is arranged on the first fluted disc and the second fluted disc, described coaster is connected with synchronization chain,
Described lifting rotation mechanism comprises entablature, sill, liftable crossbeam, the second servomotor, the 3rd servomotor, the first pinion wheel, first gear, the second pinion wheel, second largest gear, liftable back up pad, screw mandrel, screw, rotating shaft, two guide rails and two slide blocks, the upper and lower correspondence of described entablature and sill is packed in main frame casing, the two ends of every guide rail are vertically packed on entablature and sill, on every guide rail, be set with a slide block, described two slide blocks fix as one by liftable crossbeam, described the second servomotor is packed on liftable crossbeam, the first pinion wheel is arranged on the output shaft of the second servomotor, described screw is packed on entablature, the top of screw mandrel is threaded with screw, described liftable back up pad is packed in liftable crossbeam below, the lower end of screw mandrel is connected with nut through liftable back up pad, described first gear is arranged on the bottom of screw mandrel, described the first pinion wheel is meshed with first gear, described the 3rd servomotor is packed on the upper surface of liftable back up pad, the lower end of rotating shaft is successively through entablature, liftable crossbeam and liftable back up pad, described rotating shaft is provided with shoulder, the shoulder of rotating shaft is overlapped in liftable back up pad, described the second pinion wheel is arranged on the output shaft of the 3rd servomotor, described second largest gear is arranged on the lower end of rotating shaft, described the second pinion wheel and second largest gear are meshed, described detection platform is arranged on the upper end of rotating shaft.
The invention has the beneficial effects as follows:
The lifting rotation mechanism of bituminous concrete texture laser measuring apparatus of the present invention adopts gear drive, synchronization chain band mobile block lateral rows is walked simultaneously, compare with existing sanding method, functional reliability is high, guaranteed that detection platform can reach accurate position, can guarantee ratio of gear accurately, can guarantee laser probe accurate positioning, greatly improve test accuracy;
Bituminous concrete texture laser measuring apparatus of the present invention not only can be measured the construction depth of bituminous concrete arbitrary cross-section, also can measure the surface texture depth of difformity bituminous concrete, in the mix-design of check asphalt, can in work progress, reach desired construction depth;
The present invention, on not impact of surface roughness, has tested rear test specimen and also can be used for, in other experiment, greatly having improved the recycling rate of waterused of laser measuring apparatus;
That bituminous concrete texture laser measuring apparatus of the present invention also has advantages of is simple in structure, easy to operate, operate miss is little.
Accompanying drawing explanation
Fig. 1 is the stereographic map of bituminous concrete texture laser measuring apparatus of the present invention, Fig. 2 is the main cut-open view (detection platform rise state) of bituminous concrete texture laser measuring apparatus of the present invention, and Fig. 3 is the main cut-open view (detection platform 4 decline states) of bituminous concrete texture laser measuring apparatus of the present invention.
Embodiment
Embodiment one: as shown in Figures 1 to 3, the bituminous concrete texture laser measuring apparatus of present embodiment comprises main frame casing 1, laser testing device 2, detection platform 4, lifting rotation mechanism 5, two columns 3 and a plurality of elasticity spacer 6, described lifting rotation mechanism 5 is arranged in main frame casing 1, described laser testing device 2 is arranged on the upper surface of main frame casing 1 by two columns 3, described detection platform 4 is arranged in lifting rotation mechanism 5 and between two columns 3, a plurality of elasticity spacers 6 are fixed in detection platform 4, described laser testing device 2 comprises slide rail 2-1, synchronization chain 2-2, the first servomotor 2-3, the first fluted disc 2-4, the second fluted disc 2-5, the second fluted disc axle 2-6, coaster 2-7 and laser probe 2-8, described the first servomotor 2-3 is packed on a column 3 in two columns 3, described slide rail 2-1 level is packed in the upper end of two columns 3, described coaster 2-7 is installed on slide rail 2-1, described laser probe 2-8 is arranged on the bottom of coaster 2-7, described the first fluted disc 2-4 is arranged on the output shaft of the first servomotor 2-3, described the second fluted disc axle 2-6 is arranged on a column 3 remaining in two columns 3, described the second fluted disc 2-5 is arranged on the second fluted disc axle 2-6, described synchronization chain 2-2 is arranged on the first fluted disc 2-4 and the second fluted disc 2-5, described coaster 2-7 is connected with synchronization chain 2-2,
Described lifting rotation mechanism 5 comprises entablature 5-1, sill 5-2, liftable crossbeam 5-3, the second servomotor 5-6, the 3rd servomotor 5-7, the first pinion wheel 5-8, first gear 5-9, the second pinion wheel 5-10, second largest gear 5-11, liftable back up pad 5-12, screw mandrel 5-13, screw 5-14, rotating shaft 5-15, two guide rail 5-4 and two slide block 5-5, described entablature 5-1 and the upper and lower correspondence of sill 5-2 are packed in main frame casing 1, the two ends of every guide rail 5-4 are vertically packed on entablature 5-1 and sill 5-2, on every guide rail 5-4, be set with a slide block 5-5, described two slide block 5-5 fix as one by liftable crossbeam 5-3, described the second servomotor 5-6 is packed on liftable crossbeam 5-3, the first pinion wheel 5-8 is arranged on the output shaft of the second servomotor 5-6, described screw 5-14 is packed on entablature 5-1, the top of screw mandrel 5-13 is threaded with screw 5-14, described liftable back up pad 5-12 is packed in liftable crossbeam 5-3 below, the lower end of screw mandrel 5-13 is connected with nut through liftable back up pad 5-12, described first gear 5-9 is arranged on the bottom of screw mandrel 5-13, described the first pinion wheel 5-8 is meshed with first gear 5-9, described the 3rd servomotor 5-7 is packed on the upper surface of liftable back up pad 5-12, the lower end of rotating shaft 5-15 is successively through entablature 5-1, liftable crossbeam 5-3 and liftable back up pad 5-12, described rotating shaft 5-15 is provided with shoulder 5-15-1, the shoulder 5-15-1 of rotating shaft 5-15 is overlapped on liftable back up pad 5-12, described the second pinion wheel 5-10 is arranged on the output shaft of the 3rd servomotor 5-7, described second largest gear 5-11 is arranged on the lower end of rotating shaft 5-15, described the second pinion wheel 5-10 and second largest gear 5-11 are meshed, described detection platform 4 is arranged on the upper end of rotating shaft 5-15.
Embodiment two: as shown in Figure 1, laser measuring apparatus also comprises laser testing housing 7 described in present embodiment, and described laser testing housing 7 is arranged on the outside of laser testing device 2.Other composition and annexation are identical with embodiment one.
Embodiment three: as shown in Figure 1, laser measuring apparatus also comprises four lower margins 8 described in present embodiment, and described four lower margin 8 correspondences are packed in the Si Jiaochu of main frame casing 1 bottom face.Other composition and annexation are identical with embodiment one or two.
Principle of work:
As shown in Figures 1 to 3, bituminous concrete to be measured is placed on the upper surface of detection platform 4, and fix with 6 pairs of bituminous concretes to be measured of a plurality of elasticity spacers, then drive the first servomotor 2-3, the output shaft of the first servomotor 2-3 drives the first fluted disc 2-4 rotation, the first fluted disc 2-4 rotarily drives synchronization chain 2-2 motion, synchronization chain 2-2 motion drives coaster 2-7 to move to the outer edge of time to be detected, start the second servomotor 5-6, the output shaft rotation of the second servomotor 5-6 drives the first pinion wheel 5-8 rotation, the first pinion wheel 5-8 rotarily drives first gear 5-9 and rotates, first gear 5-9 rotates and drives screw mandrel 5-13 to rotate, thereby drive detection platform 4 elevating movements, now laser sensor 2-8 measures the height of detection platform 4 in real time, make detection platform 4 be increased to laser sensor 2-8 null position,
Then start the 3rd servomotor 5-7, the output shaft rotation of the 3rd servomotor 5-7 drives the second pinion wheel 5-10 rotation, the second pinion wheel 5-10 rotarily drives second largest gear 5-11 and rotates, second largest gear 5-11 rotates and drives rotating shaft 5-15 rotation, rotating shaft 5-15 rotarily drives detection platform 4 rotations, and laser sensor 2-8 measures bituminous concrete grain surface to the distance of laser sensor 2-8 simultaneously;
When detection platform 4 was rotated after one week, again start the first servomotor 2-3, the output shaft of the first servomotor 2-3 drives the first fluted disc 2-4 rotation, the first fluted disc 2-4 rotarily drives synchronization chain 2-2 motion, synchronization chain 2-2 motion drives coaster 2-7 transverse shifting, make the laser sensor 2-8 on coaster 2-7 move 1 ㎜ to bituminous concrete circle centre position to be measured, utilize laser sensor 2-8 to scan a week, bituminous concrete to be measured surface, the data analysis recording according to laser sensor 2-8.
Claims (3)
1. a bituminous concrete texture laser measuring apparatus, it is characterized in that: described laser measuring apparatus comprises main frame casing (1), laser testing device (2), detection platform (4), lifting rotation mechanism (5), two columns (3) and a plurality of elasticity spacer (6), described lifting rotation mechanism (5) is arranged in main frame casing (1), described laser testing device (2) is arranged on the upper surface of main frame casing (1) by two columns (3), described detection platform (4) is arranged on lifting rotation mechanism (5) above and is positioned between two columns (3), a plurality of elasticity spacers (6) are fixed in detection platform (4), described laser testing device (2) comprises slide rail (2-1), synchronization chain (2-2), the first servomotor (2-3), the first fluted disc (2-4), the second fluted disc (2-5), the second fluted disc axle (2-6), coaster (2-7) and laser probe (2-8), described the first servomotor (2-3) is packed on the column (3) in two columns (3), described slide rail (2-1) level is packed in the upper end of two columns (3), described coaster (2-7) is installed on slide rail (2-1), described laser probe (2-8) is arranged on the bottom of coaster (2-7), described the first fluted disc (2-4) is arranged on the output shaft of the first servomotor (2-3), described the second fluted disc axle (2-6) is arranged on a column (3) remaining in two columns (3), described the second fluted disc (2-5) is arranged on the second fluted disc axle (2-6), described synchronization chain (2-2) is arranged on the first fluted disc (2-4) and the second fluted disc (2-5), described coaster (2-7) is connected with synchronization chain (2-2),
Described lifting rotation mechanism (5) comprises entablature (5-1), sill (5-2), liftable crossbeam (5-3), the second servomotor (5-6), the 3rd servomotor (5-7), the first pinion wheel (5-8), first gear (5-9), the second pinion wheel (5-10), second largest gear (5-11), liftable back up pad (5-12), screw mandrel (5-13), screw (5-14), rotating shaft (5-15), two guide rails (5-4) and two slide blocks (5-5), the upper and lower correspondence of described entablature (5-1) and sill (5-2) is packed in main frame casing (1), the two ends of every guide rail (5-4) are vertically packed on entablature (5-1) and sill (5-2), on every guide rail (5-4), be set with a slide block (5-5), described two slide blocks (5-5) fix as one by liftable crossbeam (5-3), described the second servomotor (5-6) is packed on liftable crossbeam (5-3), the first pinion wheel (5-8) is arranged on the output shaft of the second servomotor (5-6), described screw (5-14) is packed on entablature (5-1), the top of screw mandrel (5-13) is threaded with screw (5-14), described liftable back up pad (5-12) is packed in liftable crossbeam (5-3) below, the lower end of screw mandrel (5-13) is connected with nut through liftable back up pad (5-12), described first gear (5-9) is arranged on the bottom of screw mandrel (5-13), described the first pinion wheel (5-8) is meshed with first gear (5-9), described the 3rd servomotor (5-7) is packed on the upper surface of liftable back up pad (5-12), the lower end of rotating shaft (5-15) is successively through entablature (5-1), liftable crossbeam (5-3) and liftable back up pad (5-12), described rotating shaft (5-15) is provided with shoulder (5-15-1), the shoulder (5-15-1) of rotating shaft (5-15) is overlapped in liftable back up pad (5-12), described the second pinion wheel (5-10) is arranged on the output shaft of the 3rd servomotor (5-7), described second largest gear (5-11) is arranged on the lower end of rotating shaft (5-15), described the second pinion wheel (5-10) and second largest gear (5-11) are meshed, described detection platform (4) is arranged on the upper end of rotating shaft (5-15).
2. bituminous concrete texture laser measuring apparatus according to claim 1, is characterized in that: described laser measuring apparatus also comprises laser testing housing (7), and described laser testing housing (7) is arranged on the outside of laser testing device (2).
3. bituminous concrete texture laser measuring apparatus according to claim 1 and 2, is characterized in that: described laser measuring apparatus also comprises four lower margins (8), and described four lower margins (8) correspondence is packed in the Si Jiaochu of main frame casing (1) bottom face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131878.XA CN102635057B (en) | 2012-04-28 | 2012-04-28 | Asphalt concrete texture laser measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131878.XA CN102635057B (en) | 2012-04-28 | 2012-04-28 | Asphalt concrete texture laser measuring instrument |
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| Publication Number | Publication Date |
|---|---|
| CN102635057A CN102635057A (en) | 2012-08-15 |
| CN102635057B true CN102635057B (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210131878.XA Active CN102635057B (en) | 2012-04-28 | 2012-04-28 | Asphalt concrete texture laser measuring instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108600569B (en) * | 2018-06-30 | 2019-12-03 | 芜湖市奥尔特光电科技有限公司 | A kind of three-dimensional image acquisition apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08210828A (en) * | 1995-02-07 | 1996-08-20 | Pasuko Doro Gijutsu Center:Kk | Method for measuring running characteristic on road surface |
| CN200955953Y (en) * | 2006-08-30 | 2007-10-03 | 河南省高远公路养护设备有限公司 | Laser road structure depth detecting instrument |
| KR20090044926A (en) * | 2007-11-01 | 2009-05-07 | 강릉원주대학교산학협력단 | Measuring apparatus of mean texture depth |
| CN201354442Y (en) * | 2009-01-23 | 2009-12-02 | 长安大学 | Two-way laser texture detection device |
| CN201583256U (en) * | 2009-06-23 | 2010-09-15 | 武汉理工大学 | Pavement structure depth testing device |
-
2012
- 2012-04-28 CN CN201210131878.XA patent/CN102635057B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08210828A (en) * | 1995-02-07 | 1996-08-20 | Pasuko Doro Gijutsu Center:Kk | Method for measuring running characteristic on road surface |
| CN200955953Y (en) * | 2006-08-30 | 2007-10-03 | 河南省高远公路养护设备有限公司 | Laser road structure depth detecting instrument |
| KR20090044926A (en) * | 2007-11-01 | 2009-05-07 | 강릉원주대학교산학협력단 | Measuring apparatus of mean texture depth |
| CN201354442Y (en) * | 2009-01-23 | 2009-12-02 | 长安大学 | Two-way laser texture detection device |
| CN201583256U (en) * | 2009-06-23 | 2010-09-15 | 武汉理工大学 | Pavement structure depth testing device |
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| CN102635057A (en) | 2012-08-15 |
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