WO2006006246A1 - 舗装材敷均装置及び舗装材敷均方法、並びに、締固装置及び舗装路面締固方法 - Google Patents
舗装材敷均装置及び舗装材敷均方法、並びに、締固装置及び舗装路面締固方法 Download PDFInfo
- Publication number
- WO2006006246A1 WO2006006246A1 PCT/JP2004/010052 JP2004010052W WO2006006246A1 WO 2006006246 A1 WO2006006246 A1 WO 2006006246A1 JP 2004010052 W JP2004010052 W JP 2004010052W WO 2006006246 A1 WO2006006246 A1 WO 2006006246A1
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- WIPO (PCT)
- Prior art keywords
- vehicle body
- shape
- road surface
- pavement
- dimensional position
- Prior art date
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
- E01C19/26—Rollers therefor; Such rollers usable also for compacting soil self-propelled or fitted to road vehicles
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/004—Devices for guiding or controlling the machines along a predetermined path
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
Definitions
- Pavement material leveling device and pavement material leveling method Pavement material leveling device and pavement material leveling method, and compaction device and pavement surface compaction method
- the present invention relates to a technique for easily building a paved road surface into a desired shape.
- a pavement leveling device used when building a pavement road surface spreads the pavement material by pressing the pavement material on the road surface with the bottom surface of the screed while traveling in the road surface extension direction.
- a paved road surface may be constructed so that the cross-sectional shape in the crossing direction of the road surface is inclined in a curved line and continuously changes along the road surface extending direction.
- paved road surfaces with intentionally corrugated cross-sections may be built as a means to reduce vehicle speed.
- the road surface is divided into meshes, and the height of the road surface from the reference surface is set in advance as the road surface shape for each of the divided portions, and the pavement leveling device is set. The position of the road is measured, and the operation of the screed is controlled so as to match the shape of the road surface corresponding to that position, and the paving material is leveled.
- the conventional pavement leveling device uses a rotary encoder that detects the amount of rotation of the wheel that rotates as it travels, and measures the travel distance from the reference construction start point. , Seeking self position.
- a compacting device using GPS has been publicly known as described in Japanese Patent Laid-Open No. 2003-138569 in order to compact a paved road surface with a rolling roller. Yes.
- This compacting device measures the three-dimensional position using GPS, and calculates the height of the compaction surface from the reference surface from the three-dimensional position. Then, the height from the reference surface is compared with the road surface height from the preset reference surface, and the difference is displayed for each position of the paved road surface divided into blocks.
- the operator must run the compaction device to compact the paved road surface so that this difference is eliminated, and it is not easy to build a desired road surface shape. could not.
- Patent Document 1 Japanese Patent Laid-Open No. 2000-27627
- an object of the present invention is to provide a technique capable of easily constructing a paved road surface having a desired shape with high accuracy.
- the three-dimensional position is determined according to the three-dimensional position of the vehicle body measured by GPS.
- the feature is that the shape of the bottom surface of the screed is deformed to match the target shape of the paved road surface corresponding to the position.
- a screed is composed of a plurality of plate-like members arranged side by side in the left-right direction of the vehicle body, and adjacent plate-like members connected to each other so that they can rotate with respect to each other. What is necessary is just to comprise so that the shape of a bottom face may deform
- the present invention provides a pavement corresponding to a three-dimensional position according to the three-dimensional position of the vehicle body measured by GPS when the pavement surface is compacted by a rolling roller while running the compacting device. It is characterized in that the shape of the rolling surface of the rolling roller is deformed so as to coincide with the target shape of the road surface.
- a plurality of the compaction rollers may be provided so as to be able to swing on a surface perpendicular to the longitudinal direction of the vehicle body, and the shape of the compaction surface may be deformed when the compaction roller swings.
- the target shape of the paved road surface at a position advanced a predetermined distance is compared with the current bottom surface of the screed or the shape of the rolling surface of the rolling roller, and the difference is calculated while the vehicle travels a predetermined distance. It is preferable to gradually change the shape of the bottom surface or the rolling surface so as to eliminate it.
- the lateral tilt angle of the vehicle body is obtained, and the 3D position of the left and right rear end points of the bottom surface of the screed is calculated based on the three-dimensional position of the vehicle body and the lateral tilt angle of the vehicle body.
- the shape of the bottom surface of the screed may be deformed so that the shape of the bottom surface of the screed represented by the connected straight line matches the target shape of the paved road surface.
- the force calculated from the difference between the three-dimensional positions of the vehicle bodies measured by the mobile stations provided at least two apart from the vehicle body in the lateral direction may be detected by providing a posture jay port on the vehicle body.
- the traveling direction of the vehicle body is obtained, and based on the three-dimensional position of the vehicle body and the traveling direction of the vehicle body, the grounding line of the rolling roller in a state where the rolling surface is on a plane and parallel to the vehicle body is obtained.
- the shape of the compaction surface of the compaction roller may be deformed so that the shape of the compaction surface of the compaction roller represented by this ground line matches the target shape of the paved road surface.
- a posture gyro may be provided for detection.
- the three-dimensional position of the vehicle body is corrected in accordance with position information measured by a fixed station provided at a known position.
- the present invention when pavement material is spread or the pavement road surface is compacted, according to the three-dimensional position of the vehicle body, it matches the target shape of the pavement road surface corresponding to the three-dimensional position. Since the shape of the bottom surface of the screed or the rolling surface of the rolling roller is automatically deformed, the paved road surface can be easily constructed to the target shape.
- the target shape of the paved road surface at a position advanced by a predetermined distance is compared with the current bottom surface of the screed or the shape of the rolling surface of the rolling roller, and the difference between the vehicle body traveling a predetermined distance is compared.
- the paved road surface can be constructed smoothly.
- FIG. 1 is a structural diagram of an asphalt finisher to which the present invention is applied when an inclined paved road surface is constructed.
- FIG. 2 is a structural view of the above screed.
- FIG. 3 shows the target shape of the paved road surface stored in the storage device same as above, (a) is a top view, and (b) is a cross-sectional view.
- FIG. 4 is an explanatory diagram of a positioning method of the three-dimensional position of the vehicle body.
- FIG. 5 is a flowchart showing a first embodiment of control in the computer.
- FIG. 6 is an explanatory diagram of a method for calculating the left and right rear end points of the screed and the cross-sectional shape of the paved road surface, and (a) is when leveling with an asphalt fischer (B) is a cross-sectional view of the pavement.
- FIG. 7 is a flowchart showing control for calculating the left and right rear end points of the screed and the shape of the cross section of the paved road surface in the computer same as above.
- FIG. 8 is a flowchart showing a second embodiment of control in the computer.
- FIG. 9 is a flowchart showing a third embodiment of control in the computer.
- FIG. 10 is a structural diagram of a compacting device to which the present invention is applied, wherein (a) is a front view and (b) is a right side view.
- the paved road surface 1 of the automobile test course has a section in which the cross-sectional shape in the crossing direction of the road surface is inclined in a curved line. Furthermore, the paved road surface 1 may have a section in which the cross-sectional shape continuously changes along the road surface extending direction.
- the asphalt finisher 2 used to construct such a paved road surface 1 includes a screed that presses the paved material on the bottom surface of the vehicle body 3 that can travel on the road surface such as the paved road surface 1 and its road surface base. 4 is installed.
- the asphalt finisher 2 is supplied with paving material from an asphalt stat force 5. Further, the asphalt finisher 2 is supported by a winch tractor 7 that travels along the upper end 6 of the left and right end portions of the inclined road surface so as not to fall down on the inclined road surface. . Asphalt finisher 2 can also be supported by a support carriage that runs along the lower end. In this case, asphalt stat force 5 travels in front of asphalt finisher 2. While supplying paving material.
- the screed 4 is connected to the tip of an arm 8 that is supported by the vehicle body 3 so as to be swingable in the vertical direction. Further, the asphalt finisher 2 is provided with a screed position adjusting device that automatically adjusts the vertical position of the screed 4.
- the screed position adjusting device detects the difference in the upper and lower positions of the upper surface of the mold frame and the bottom surface of the screed 4 installed so as to extend in the road surface extending direction, and detects the difference between the bottom surface of the screed 4 and the upper surface of the mold frame.
- the arm 8 is swung so that the screed 4 moves up and down with respect to the vehicle body 3 so that the positions in the vertical direction coincide with each other.
- the bottom surface of the screed 4 is formed by arranging a plurality of plate-like screed units 20 in a row in the left-right direction of the vehicle body 3. Screed Adjacent ends of the knit 20 are connected to each other by a hinge 21 so as to be rotatable.
- the outer end portion of the screed unit 20 disposed on the outermost side in the left-right direction of the vehicle body 3 is pivotally supported via a link 23 by a frame 22 pivotally supported at the tip of the arm 8.
- the hinge 21 is fixed to a bracket 25 provided with a screw hole 24.
- a screw 27 that is rotationally driven by a motor 26 fixed to the frame 22 is screwed into the screw hole 24.
- the end of the screed unit 20 moves up and down with respect to the frame 22 when the motor 26 rotates forward or reverse. Therefore, by appropriately operating each motor 26, the bottom surface of the screed 4 can be formed into an arbitrary shape such as a straight line shown in FIG. Furthermore, in order to detect the vertical shift amount (hereinafter referred to as the actual shift amount) of the bottom surface of the end of the screed unit 20 from the straight line A connecting the left and right rear end points GL and GR of the bottom surface of the screed 4, respectively.
- the motor 26 is provided with a potentiometer 28 for detecting the number of rotations of the screw 27.
- the asphalt finisher 2 is provided with a computer 30 (control device) including a storage device 29 that stores a target shape of the paved road surface 1 corresponding to a three-dimensional position.
- the computer 30 inputs a three-dimensional position of the vehicle body 3 from a mobile station 31 (to be described later) and an actual shift amount from each potentiometer 28, and drives and controls the motor 26, respectively.
- a virtual reference line D extending in the road surface extending direction is set, for example, a set travel line of an automobile in an automobile test course.
- the target shape of paved road surface 1 is, for example, the three-dimensional position of each intersection when paving road surface 1 is divided into a mesh shape by lines parallel to and perpendicular to reference line D, and at intersection Da on reference line D. It is represented by the direction E in which the reference line D extends. At this time, the position of the intersection Da on the reference line D is expressed in three-dimensional coordinates. Further, the position of the intersection not on the reference line D is represented by a vertical distance Za and a horizontal distance La from the reference line D on the cross section F perpendicular to the reference line D.
- the vehicle body 3 of the asphalt finisher 2 is provided with a mobile station 31 that receives radio waves from the GPS artificial satellite 32 and measures the three-dimensional position of the vehicle body 3.
- a base station 33 serving as a fixed station for receiving a radio wave from the GPS satellite 32 and measuring its own three-dimensional position is provided at a known position near the vehicle test course. Base station 33 Then, the difference between the measured three-dimensional position and the known position is calculated, and this difference is transmitted as correction data to the mobile station 31 by radio.
- the mobile station 31 adds correction data to the measured 3D position of the vehicle body 3 for correction, and transmits the 3D position of the vehicle body 3 to the computer 30.
- control methods are described. After storing the target shape of the paved road surface 1 in the storage device 29, the control is started by operating the asphalt finisher 2. This control is repeated every predetermined time.
- step 1 abbreviated as “S1” in the figure, the same applies hereinafter
- the corrected vehicle body from the mobile station 31 is corrected.
- Step 2 based on the position data, the three-dimensional positions of the left and right rear end points GL and GR of the bottom surface of the screed 4 and the shape of the cross section F of the paved road surface 1 passing through the rear end of the screed 4 are calculated. Call the subroutine (see Figure 7).
- step 3 a straight line in which the shape of the bottom surface of the screed 4 matches the cross section F from the three-dimensional position of the left and right rear end points GL and GR calculated in step 2 and the shape of the transverse surface F.
- the vertical shift amount (hereinafter referred to as the target shift amount) of the end of the screed unit 20 from A is calculated.
- step 4 the actual shift amounts are input from the potentiometers 28, and the motors 26 are operated so that the actual shift amount and the target shift amount match each other. Then go to END
- step 11 the three-dimensional position of the point H on the reference line D closest to the mobile station 31 is obtained based on the position data input from the mobile station 31.
- Step 12 the horizontal distance Lb to the point H force mobile station 31 is obtained.
- step 13 the direction E in which the reference line D extends at the point H is read from the storage device 29. At this time, if the point H does not coincide with any of the points Da, read the direction E at the point Da closest to the point H.
- the point Hb on the reference line D which is the distance Lc in the opposite direction of the direction E from the point H, is obtained.
- Distance Lc is mobile station 31 and screed 4 This is the distance in the longitudinal direction of the vehicle body 3 between the rear end of the vehicle body 3 and the vehicle.
- the intersection point on the cross section F perpendicular to the reference line D is read from the storage device 29, and the three-dimensional position of the intersection point is obtained from the intersection point and the three-dimensional coordinates of the point Hb.
- the shape of the cross section F passing through the rear end of the screed 4 is obtained.
- the shape of the cross section F may be obtained by complementing the shape of the cross section passing through the point Da before and after the point Hb.
- Step 14 when the left and right rear end points GL, GR of the screed 4 are moved in the left-right direction while touching the cross section F, the mobile station 31 and the reference line D in the direction perpendicular to the reference line D Find the three-dimensional position of the left and right rear end points GL and GR so that the horizontal distance force Lb is. Then, the processing of this subroutine is terminated.
- the target shape of the paved road surface 1 is stored in the storage device 29.
- the leveling work is performed by running the asphalt finisher 2 along the reference line D on the road surface while supplying the paving material from the asphalt stat force 5.
- the position data input from the mobile station 31 that is, the corrected three-dimensional position of the vehicle body 3, the three-dimensional position of the vehicle body 3 from the target shape of the paved road surface 1 stored in the storage device 29.
- the shape of the cross section F corresponding to is calculated, and the three-dimensional positions of the left and right rear end points GL and GR are calculated.
- the target shift amount is calculated from the shape of the cross section F and the three-dimensional positions of the left and right rear end points GL and GR, and each screed unit 20 moves up and down so that the actual shift amount matches this target shift amount.
- Each motor 26 is controlled to operate.
- each screed unit 20 automatically moves up and down in accordance with the driving of the finisher 2 and the paved road surface 1 is constructed so as to match the target shape.
- the paved road surface 1 can be easily constructed in a target shape.
- the three-dimensional position of the vehicle body 3 is corrected by the correction data transmitted from the base station 33, the delay error generated when the satellite radio wave passes through the atmosphere and the ionosphere, the error due to the satellite arrangement, and the reception The influence of the error of the machine itself can be reduced.
- the three-dimensional positions of the left and right rear end points GL and GR of the screen are calculated based on the position data input from the mobile station 31 each time. Compared with, the positioning error is not accumulated. As a result, the finishing error of the paved road surface 1 due to the positioning error of the three-dimensional position of the vehicle body 3 can be reduced, and the paved road surface 1 having a desired shape can be constructed with high accuracy.
- the monitor device connected to the computer 30 may display the distance between the reference line D and the vehicle body 3. As a result, the operator can confirm the left-right deviation from the target running line of the asphalt finisher 2, so that the deviation can be reduced by operating the asphalt finisher 2.
- the storage device 29 stores the target shape of the paved road surface 1 and then starts the control by operating the asphalt finisher 2. Further, this control is repeated every predetermined time as in the first embodiment.
- step 21 the corrected three-dimensional position of the vehicle body 3 is input from the mobile station 31 as position data.
- step 22 based on the position data input in step 21, a subroutine for calculating the three-dimensional positions of the left and right rear end points GL and GR of the screed 4 and the shape of the cross section F (see FIG. 7) Call.
- step 23 the three-dimensional position of the left rear end point GL of the screed 4 calculated in step 22 is stored as the first start point and the second start point, respectively.
- step 24 a position advanced by a predetermined distance L1 along the reference line D from the left rear end point GL calculated in step 22 is obtained. Next, pass through this position and find the intersection on the cross section perpendicular to the reference line D. By connecting this intersection, it passes through the rear end of the screed 4 when it has traveled a predetermined distance L 1 from the left rear end point GL. Find the shape of the cross section. Then, from the shape of this cross section and the left and right rear end points GL, GR and the three-dimensional position of the left and right rear end points GL, GR when proceeding a predetermined distance L1 along the reference line D, the target at the end of each screed unit 20 Each shift amount is calculated.
- step 25 the potentiometer 28 force and the actual shift amount at the end of the screed unit 20 are input. [0051] In step 26, the difference between the target shift amount and the actual shift amount is calculated, and the necessary shift amount M at the end of each screed unit 20 is calculated.
- the distance L2 is the distance between points where the screed unit 20 is moved by the minimum shift amount N in the vertical direction. This point is provided at a position obtained by dividing the predetermined distance L1 into equal intervals.
- step 28 the corrected three-dimensional position of the vehicle body 3 is input from the mobile station 31 as position data.
- step 29 based on the position data input in step 28, a subroutine (see FIG. 7) for calculating the three-dimensional positions of the left and right rear end points GL and GR and the shape of the cross section F is called. .
- step 30 based on the three-dimensional position of the left rear end point GL calculated in step 29, it is determined whether or not the asphalt finisher 2 has traveled a distance L2 from the second start point. If so, go to step 31. If not, return to step 28.
- step 31 the motor 26 is operated so that the screed unit 20 moves by the minimum shift amount N.
- step 32 the corrected three-dimensional position of the vehicle body 3 is input from the mobile station 31 as position data.
- step 33 based on the position data input in step 32, a subroutine (see FIG. 7) for calculating the three-dimensional positions of the left and right rear end points GL and GR and the shape of the cross section F is called. .
- step 34 the 3D position of the left rear end point GL calculated in step 33 is updated as the second start point.
- step 35 based on the three-dimensional position of the left rear end point GL calculated in step 33, it is determined whether or not the asphalt finisher 2 has traveled a predetermined distance L1 from the first start point. When driving, proceed to END. If not, return to step 28.
- the asphalt finisher 2 has advanced a predetermined distance L1.
- the target shift amount at the position and the current actual shift amount are compared, and the screed unit 20 is moved every minimum shift amount N so that the difference disappears while the asphalt fischer 2 travels the predetermined distance L1.
- Leveling is performed.
- the screed unit 20 is gradually moved up and down while the asphalt finisher 2 travels the predetermined distance L1, so that the paved road surface 1 is smooth. Building power S.
- the right rear end point GR of the force screed 4 using the left rear end point GL of the screen 4 and the mobile station 31 Use the location of the offset part on the Fast Finisher 2, like this.
- the process may proceed to END after step 31 of the second embodiment.
- the next distance L2 and the distance to the point where the screed unit 20 is moved up and down next to the fi mouth are sequentially calculated. Therefore, even when the road surface inclination angle changes while the asphalt finisher 2 travels the predetermined distance L1, the shape of the bottom surface of the screed 4 deforms flexibly in response to the change.
- the paved road surface 1 can be constructed in a shape closer to the shape.
- At least two mobile stations 31 are provided in the vehicle body 3 so as to be separated from each other in the left-right direction of the vehicle body 3, and the inclination angle of the vehicle body 3 in the left-right direction is determined by the difference between the three-dimensional positions measured by the mobile station 31. You can calculate it.
- a posture gyro may be provided on the vehicle body 3 to detect the lateral inclination angle of the vehicle body 3. At these times, the three-dimensional positions of the left and right rear end points GL and GR on the bottom surface of the screed 4 are directly calculated based on the tilt angle in the left-right direction and the three-dimensional position of the vehicle body 3 measured by the mobile station 31.
- the motor 26 is operated and controlled so that the straight line A connecting the left and right rear end points GL and GR matches the target shape of the paved road surface 1.
- the processing on the computer 30 is simplified and the load on the computer 30 is reduced.
- the computer 30 and the posture gyro for calculating the left-right direction tilt angle of the vehicle body 3 at these times correspond to the tilt angle detecting device.
- the traveling direction of the vehicle body 3 can be detected. Therefore, even if the traveling direction of the vehicle body 3 is shifted to the left and right from the target travel line, the screed 4 The right and left rear end points of GL and GR can be obtained with high accuracy. As a result, the shape of the bottom surface of the screed 4 can be more optimally deformed so as to match the target shape of the paved road surface 1 stored in advance, so that the paved road surface can be constructed with higher accuracy.
- the method of dividing the paved road surface 1 and the predetermined distance L1 can be arbitrarily set. Furthermore, it is possible to spread and level the paving material while running the asphalt finisher 2 in a direction that is not parallel to the reference line D by appropriately setting the way of dividing the paved road surface 1 and the predetermined distance L1.
- the embodiment described above relates to a pavement material leveling device that spreads a pavement material.
- the present invention can be applied to a compacting device that compacts a pavement road surface.
- the compaction device is provided with a plurality of rolling rollers 40 arranged side by side in the left-right direction of the vehicle body 41.
- the shaft of the rolling roller 40 is straight in the left-right direction of the vehicle body 41, that is, from the state in which the rolling surface 40a of the rolling roller 40 is on a plane and parallel to the vehicle body 41, the longitudinal direction of the vehicle body 41 Each can swing on a vertical surface. Then, by swinging the rolling roller 40, the shape of the rolling surface 40a of the rolling roller 40 can be deformed.
- the target shape of the paved road surface is stored in the storage device and is based on the three-dimensional position of the vehicle body 41 input from the mobile station 31 provided in the vehicle body 41.
- the shape of the cross section passing through the ground line of the rolling roller 40 is calculated.
- the swinging motion of the rolling roller 40 is controlled so that the shape of the rolling surface 40a matches the target shape of the paved road surface.
- the compaction device may reciprocate back and forth while changing the traveling direction of the vehicle body 41 with respect to the road surface extension direction of the paved road surface. Therefore, an attitude gyro as a traveling direction detection device may be provided on the vehicle body 41 to detect the traveling direction of the vehicle body 41. Based on the traveling direction of the vehicle body 41 and the three-dimensional position of the vehicle body 41, the grounding line of the rolling roller 40 in a state where the rolling surface 40a is on the plane and parallel to the vehicle body 41 is calculated. As a result, the ground wire of the rolling roller 40 can be obtained with high accuracy, so that the rolling surface 40a can be deformed into a more suitable shape, and the paved road surface can be compacted with higher accuracy.
- At least two mobile stations 31 are provided in the vehicle body 41 so as to be separated from each other in the front-rear direction of the vehicle body 41, and the differential force of the measured three-dimensional position. May be calculated.
- the traveling direction of the vehicle body 41 may be calculated from the past transition of the position of the vehicle body 41. Note that the computer that calculates the traveling direction of the vehicle body 41 at these times corresponds to the traveling direction detection device.
- the present invention is used to construct the paved road surface 1 of the automobile test course.
- the cross-sectional shape in the road surface extension direction is a wavy shape.
- it can also be used when building a paved road surface with a special shape, such as when building a paved road surface having a phase difference in the left-right direction.
- the pavement material leveling device and the pavement leveling method, the compacting device, and the paved road surface compaction method according to the present invention have a curved cross-sectional shape, particularly as in an automobile test course. This is useful when building a paved road surface that inclines in a continuous manner and changes continuously along the road surface extension direction.
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PCT/JP2004/010052 WO2006006246A1 (ja) | 2004-07-14 | 2004-07-14 | 舗装材敷均装置及び舗装材敷均方法、並びに、締固装置及び舗装路面締固方法 |
JP2006527673A JP4212627B2 (ja) | 2004-07-14 | 2004-07-14 | 舗装材敷均装置及び舗装材敷均方法、並びに、締固装置及び舗装路面締固方法 |
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EP1840506A1 (en) * | 2006-03-31 | 2007-10-03 | Topcon Positioning Systems, Inc. | Virtual profilograph for road surface quality assessment |
JP2010031535A (ja) * | 2008-07-28 | 2010-02-12 | Sumitomo (Shi) Construction Machinery Co Ltd | 道路舗装機械のスクリード上下調整装置 |
WO2016009515A1 (ja) * | 2014-07-16 | 2016-01-21 | 株式会社Nippo | 舗装材の敷き均し装置及び舗装材の敷き均し方法 |
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JP2018204361A (ja) * | 2017-06-07 | 2018-12-27 | 日本道路株式会社 | スクリードおよびアスファルトフィニッシャ |
CN115491952A (zh) * | 2022-09-30 | 2022-12-20 | 湖南交通国际经济工程合作有限公司 | 一种公路路基路面智慧压实监控系统 |
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JPWO2006006246A1 (ja) | 2008-04-24 |
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