EP4512958A1 - Procédé de montage d'un revêtement de chaussée multicouche - Google Patents

Procédé de montage d'un revêtement de chaussée multicouche Download PDF

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Publication number
EP4512958A1
EP4512958A1 EP23192606.4A EP23192606A EP4512958A1 EP 4512958 A1 EP4512958 A1 EP 4512958A1 EP 23192606 A EP23192606 A EP 23192606A EP 4512958 A1 EP4512958 A1 EP 4512958A1
Authority
EP
European Patent Office
Prior art keywords
installation
road
road finisher
layer
pavement
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.)
Granted
Application number
EP23192606.4A
Other languages
German (de)
English (en)
Other versions
EP4512958B1 (fr
Inventor
Tobias Noll
Philipp Stumpf
Stefan Simon
Ralf Weiser
Tobias Groll
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Joseph Voegele AG
Original Assignee
Joseph Voegele AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Joseph Voegele AG filed Critical Joseph Voegele AG
Priority to EP23192606.4A priority Critical patent/EP4512958B1/fr
Priority to PL23192606.4T priority patent/PL4512958T3/pl
Priority to JP2024134110A priority patent/JP2025031608A/ja
Priority to CN202411151875.1A priority patent/CN119507294A/zh
Priority to US18/811,562 priority patent/US20250067009A1/en
Publication of EP4512958A1 publication Critical patent/EP4512958A1/fr
Application granted granted Critical
Publication of EP4512958B1 publication Critical patent/EP4512958B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • E01C19/4866—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 with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
    • 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
    • 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
    • E01C19/4866—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 with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
    • E01C19/4873—Apparatus designed for railless operation
    • 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
    • E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
    • 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
    • E01C2301/00—Machine characteristics, parts or accessories not otherwise provided for
    • E01C2301/14—Extendable screeds

Definitions

  • the invention relates to the field of road construction using a road paver.
  • the invention relates to the installation of a multi-layer road surface along a route.
  • a method for automatically controlling a road finisher is known.
  • a measuring point is permanently attached to a paving screed of the road finisher.
  • the measuring point can be located, for example, at the end of an extending screed part of the paving screed.
  • Target values for the position of the measuring point are determined using planning data.
  • a position deviation between an actual position of the measuring point and a target position is calculated.
  • the paving screed is adjusted based on the calculated position deviation.
  • EP 1 118 713 B1 can only be used if suitable planning data is available.
  • the DE 10 2020 117 095 A1 describes a paving control unit that can generate a boundary map of a pavement based on positions of a first screed extension and a second screed extension.
  • the boundary map can be generated as a two-dimensional digital model or a three-dimensional digital model of the pavement or the finished work surface.
  • a method for laying a multi-layer road surface is provided.
  • a first paving layer is laid along a route using a first road finisher.
  • a second paving layer is laid over the first paving layer using the first road finisher or a second road finisher.
  • laying data is recorded.
  • the laying data allow at least a path traversed by an outer edge of the plank of the first road finisher during the laying of the first paving layer to be determined.
  • the laying data is used during the laying of the second paving layer to control the first road finisher or the second road finisher.
  • Installation data can be obtained as a by-product of the installation of the first layer of pavement.
  • a separate step for obtaining installation data as part of a planning process can be eliminated or simplified.
  • the second pavement layer can be installed in a way that is particularly well coordinated with the first pavement layer.
  • a high road quality can be achieved.
  • the track traversed by the outer edge of the screed of the first road paver during installation of the first layer of pavement can represent the course of a lateral outer boundary of the first layer of pavement.
  • the installation data can facilitate correct positioning of the second layer of pavement in relation to the first layer of pavement.
  • the installation data can facilitate installation of the second layer of pavement with a course that corresponds as closely as possible to the course of the first layer of pavement.
  • the course track traversed by the outer edge of the screed of the first road finisher can be a course track of a point on the outer edge of the screed or of a point on the outer edge of the screed.
  • the course track traversed by the outer edge of the screed of the first road finisher is a course track of a rear end or a rear end point of the outer edge of the screed.
  • the course of a rear end or a rear end point of the outer edge of the screed can represent a course of a lateral outer boundary of the first pavement layer.
  • the first road finisher When laying the first pavement layer, the first road finisher can be partially or completely controlled manually by one or more operators. For example, extension positions of extension parts, in particular a left extension part and a right extension part, of a paving screed of the first road finisher can be controlled manually when laying the first pavement layer. Additionally or alternatively, for example, a steering of the first road finisher can be controlled manually when laying the first pavement layer. Additionally or alternatively, for example, a setting of a transverse inclination angle of the paving screed of the first road finisher can be controlled manually when laying the first pavement layer.
  • the first road paver or the second road paver can be controlled at least partially manually when laying the second pavement layer based on the laying data.
  • an operator of the first road paver or the second road paver can be shown setting recommendations when laying the second pavement layer based on the laying data.
  • the setting recommendations can simplify the laying of the second pavement layer.
  • the first road finisher or the second road finisher can be controlled at least partially automatically when laying the second pavement layer based on the laying data. At least partially automatic control can simplify the operation of the first road finisher or the second road finisher when laying the second pavement layer.
  • the first paver may include a first controller.
  • the first controller may be configured to control one or more functions of the first paver.
  • the second paver may include a second controller.
  • the second controller may be configured to control one or more functions of the second paver.
  • the installation data can be recorded during the installation of the first pavement layer.
  • the installation data can be recorded by the first road finisher.
  • the installation data can be recorded by the first controller.
  • the installation data can be stored in a data storage device.
  • the data storage device can be provided as part of the first road finisher.
  • the data storage device can be connected to the first road finisher via data communication.
  • the data storage device can be designed as a cloud storage device, for example.
  • the data storage device can be designed as a transportable data medium that can be connected to the first road finisher.
  • the transportable data medium can be designed as a floppy disk, or as a CD, or as a USB stick, or as a hard disk, or as an SSD, or as a flash memory device, for example.
  • the data storage device can be part of an external electronic device, in particular a smart device.
  • the external electronic device can include an operating system and a user interface.
  • the external electronic device can be a handheld device.
  • the external electronic device can include a display, in particular a touchscreen.
  • the external electronic device can be designed as a PC, or as a notebook, or as a tablet PC, or as a smartphone, for example.
  • the external electronic device can be connected to the first road paver for data communication.
  • the external electronic device can be connected to the first road paver via a wireless data connection and/or can be registered with the first road paver.
  • An app for saving or loading the paving data can be installed on the external electronic device.
  • the app can be configured to edit the paving data.
  • the first control can at least partially automatically control the first road finisher when laying the second pavement layer based on the laying data.
  • the second control can at least partially automatically control the second road finisher when laying the second pavement layer based on the laying data. If the second pavement layer is laid with the second road finisher, the laying data can be transferred to the second road finisher before laying the second pavement layer, or the The second controller can retrieve the installation data from a memory provided outside the second road paver, in particular from a cloud memory. Retrieving the installation data by the second road paver can include transferring, in particular copying, the installation data to the second road paver, or accessing the installation data by the second road paver.
  • the second road paver in particular the second controller, can copy the installation data from a cloud memory.
  • the installation data can in particular be processed in a cloud and then retrieved from the cloud by the second road paver.
  • the installation data can be transferred from the data memory to the second road paver or the second controller can retrieve the installation data from the data memory, which can in particular be designed as a cloud memory.
  • the installation data can be retrieved by the second road paver after the first layer of pavement has been completely installed.
  • the installation data can already be retrieved by the second road paver during the installation of the second layer of pavement.
  • the second paver can retrieve the paving data continuously, or periodically, or at least several times during the paving of the first pavement layer.
  • the second paver or at least a function of the second paver can be remotely controlled through the cloud based on the paving data.
  • the fact that the paving data allow a determination of specific information, such as a track traversed by an outer edge of the screed of the first road paver during the paving of the first pavement layer, can include the fact that the corresponding information is contained directly in the paving data.
  • the fact that the paving data allow a determination of specific information, such as a track traversed by an outer edge of the screed of the first road paver during the paving of the first pavement layer, may include the fact that the corresponding information can be determined from the paving data alone.
  • the fact that the installation data allow a determination of a specific piece of information, such as a track traversed by an outer edge of the plank of the first road finisher during the installation of the first layer of pavement, can include that the corresponding information can be determined from the installation data taking into account one or more known additional pieces of information.
  • the known additional pieces of information can include, for example, machine data of the first road finisher, in particular dimensions of the first road finisher.
  • the installation data can allow a determination of a track traversed by a left outer edge of the screed of the first road finisher during the installation of the first pavement layer.
  • the installation data can allow a determination of a track traversed by a left outer edge of the screed of the first road finisher during the installation of the first pavement layer.
  • the track traversed by the respective outer edge of the screed can be represented in a fixed coordinate system.
  • the path of an outer edge of a plank during installation of the first covering layer can at least substantially correspond to the path of a lateral boundary of the installed first covering layer. Using the path of an outer edge of a plank during installation of the first covering layer can simplify installation of the second covering layer in the correct position and with the correct width.
  • the installation data can allow a path to be determined which was traversed by a reference point that is stationary relative to a chassis of the first road paver during the installation of the first paving layer.
  • the reference point can be, for example, a theoretical pivot point of the first road paver.
  • the path traversed by the reference point can represent a travel path of the first road paver during the installation of the first paving layer.
  • Described traces in particular traces of the outer edges of planks or a trace of a reference point that is stationary relative to the chassis of the first road paver, can be traces formed by discrete points or continuous traces.
  • the traces can, for example, have at least one data point per meter of the installed first pavement layer.
  • the installation data can allow a determination of the course of an orientation of the first road paver during the installation of the first pavement layer.
  • the orientation of the first road paver can be specified, for example, as an angle between a current installation direction of the road paver and a certain direction, for example a north-south direction.
  • the course of the orientation of the first road paver can be a location-dependent course.
  • the installation data can, for example, specify a value for each data point of a position of the reference point fixed to the chassis of the first road paver, which value defines a corresponding orientation of the first road paver.
  • For the orientation of the first road paver for example, at least one data point per meter of the installed first pavement layer can be recorded.
  • the installation data can allow a determination of the course of a cross slope angle of a screed of the first road finisher during the installation of the first pavement layer.
  • the cross slope of the screed can be an inclination along a transverse direction that is transverse to the direction of travel of the paving.
  • the cross slope angle can be an angle relative to a horizontal plane. For example, an area of the screed that is on the left with respect to the direction of travel of the paving can be higher or lower than an area that is on the left with respect to the direction of travel of the paving.
  • Direction of travel in the right area of the screed By transversely inclining the screed, an inclined road surface can be installed, for example in curves.
  • For the transverse inclination angle for example, at least one data point per meter of the first layer of pavement installed can be recorded.
  • Recording the installation data can include determining and/or recording positions of at least two position measuring points in a stationary coordinate system.
  • the at least two position measuring points can be two position measuring points or more than two position measuring points.
  • the at least two position measuring points can be provided in a stationary manner on a chassis of the first road finisher.
  • the at least two position measuring points can be provided in a stationary manner on the chassis of the first road finisher at known positions.
  • the positions of the at least two position measuring points can be determined and/or recorded in pairs.
  • the positions of the at least two position measuring points can be determined and/or recorded periodically during the installation of the first pavement layer.
  • Recording the paving data can include determining a position of a left screed outer edge of the first road finisher and/or a position of a right screed outer edge of the first road finisher.
  • the position of the respective screed outer edge can be a position of a point of the screed outer edge, in particular a position of a rear end or a rear end point of the screed outer edge.
  • the position of the respective screed outer edge can be determined, for example, directly by a position sensor provided on the screed outer edge, such as a GPS sensor.
  • the position of the respective screed outer edge can be determined based on an extension position of an extension part of the paving screed of the first road finisher provided on the respective side.
  • the extension position of the respective extension part can be determined based on an associated extension position sensor, for example a distance sensor attached to the paving screed, or based on a setting value for the respective screed extension position present in the first control. From the The position of the respective outer edge of the screed of the first road paver can be determined, particularly in combination with the positions of the two position measuring points fixed to the chassis of the first road paver.
  • the second pavement layer can be installed using the first road paver, i.e. the same road paver that was used to install the first pavement layer.
  • the second pavement layer can be installed using a second road paver.
  • the second road paver can be a different road paver to the first road paver. If the second pavement layer is installed using the second road paver, the installation data can be transferred to the second road paver with or without prior processing.
  • the installation data can be transferred directly or indirectly to the second road paver, for example using a storage medium or a data connection.
  • the installation data can be transferred wirelessly to the second road paver, for example.
  • the second pavement layer can be laid after the laying of the first pavement layer has been completed.
  • the second pavement layer can be laid after the first paving machine has completed its paving run to lay the first pavement layer.
  • the second pavement layer can optionally be laid at least partially at the same time as the first pavement layer is laid.
  • the second road paver can travel behind the first road paver laying the first pavement layer and lay the second pavement layer.
  • a distance along a laying direction between the first road paver and the second road paver can, for example, be less than 100 m, or less than 50 m, or less than 25 m, or less than 15 m, or less than 10 m during a joint laying journey.
  • the second road paver can receive the laying data continuously or periodically during the laying of the second pavement layer, in particular directly or indirectly from the first road paver travelling in front of the second road paver.
  • the second road paver can process the laying data during the laying of the second pavement layer.
  • the first road paver can comprise a towing vehicle and a paving screed attached to the towing vehicle.
  • the towing vehicle can comprise a chassis.
  • the paving screed can be designed as a paving screed for the floating installation of a road surface.
  • the first road paver can comprise a material hopper for receiving paving material.
  • paving material can be conveyed from the material hopper to the rear against the paving direction and presented to the paving screed.
  • the paving screed can smooth and compact the paving material.
  • the paving screed of the first road finisher can comprise a base screed and extension parts provided on both sides of the base screed, in particular an extension part on the left as seen in the paving direction and an extension part on the right as seen in the paving direction.
  • the extension parts can be extended and retracted laterally along a transverse direction perpendicular to the paving direction in order to vary a paving width.
  • the extension position of an extension part can be changed using actuators provided on the paving screed.
  • the extension positions of the extension parts can be at least essentially continuously adjustable.
  • the extension parts can each soften a limiting plate which defines an outer edge of the screed on the respective side.
  • the second road paver can comprise a towing vehicle and a paving screed attached to the towing vehicle.
  • the towing vehicle can comprise a chassis.
  • the paving screed can be designed as a paving screed for the floating installation of a road surface.
  • the second road paver can comprise a material hopper for receiving paving material.
  • paving material can be conveyed from the material hopper to the rear against the paving direction and presented to the paving screed.
  • the paving screed can smooth and compact the paving material.
  • the paving screed of the second road finisher can comprise a base screed and extension parts provided on both sides of the base screed, in particular an extension part on the left as seen in the paving direction and an extension part on the right as seen in the paving direction.
  • the extension parts can be extended and retracted laterally along a transverse direction perpendicular to the paving direction in order to vary a paving width.
  • the extension position of an extension part can be changed using actuators provided on the paving screed.
  • the extension positions of the extension parts can be at least essentially continuously adjustable.
  • the extension parts can each have a limiting plate which defines an outer edge of the screed on the respective side.
  • the steering of the first road finisher or the second road finisher can be controlled, in particular automatically controlled, based on the installation data.
  • the steering of the first road finisher or the second road finisher can be controlled during the installation of the second layer of pavement based on one or more of the following: a track traversed by an outer edge of the screed of the first road finisher during the installation of the first layer of pavement; a track traversed by a left outer edge of the screed of the first road finisher during the installation of the first layer of pavement; a track traversed by a right outer edge of the screed of the first road finisher during the installation of the first layer of pavement; a track traversed by the reference point that is fixed relative to the chassis of the first road finisher during the installation of the first layer of pavement; a track traversed by the reference point that is fixed relative to the chassis of the first road finisher during the installation of the first A track traversed by the theoretical pivot point of the first paver layer of pavement; a track
  • the steering of the first road paver or the second road paver during paving of the second paving layer can be controlled such that the second road paver follows at least substantially the path that the first road paver followed during paving of the first paving layer.
  • the first road paver or the second road paver can be controlled based on the laying data in such a way that it lays the second pavement layer in the same direction of travel as the first pavement layer was laid by the first road paver.
  • the first road paver or the second road paver can be controlled based on the laying data in such a way that it lays the second pavement layer in a laying direction that is opposite to the laying direction in which the first pavement layer was laid by the first road paver. Laying in the opposite direction can have the advantage that the road paver does not have to be driven back to the starting point to lay the second pavement layer.
  • An operator can select the laying direction in which the second pavement layer is laid (corresponding to or opposite to the laying direction when the first pavement layer was laid).
  • the operator can select the laying direction using an operator input.
  • the paving direction can be determined automatically based on a positioning and/or orientation of the road paver laying the second paving layer before the start of paving the second paving layer, in particular by controlling the road paver laying the second paving layer.
  • the first road paver can be controlled to travel back on the paved first pavement layer to a starting point of the paving of the first pavement layer, in particular to travel back automatically.
  • a screed width setting of the first road finisher or the second road finisher can be controlled based on the paving data, in particular automatically controlled.
  • the screed width setting can comprise an extension position of a left extension part of the paving screed of the first road finisher or the second road finisher and/or an extension position of a right extension part of the paving screed of the first road finisher or the second road finisher.
  • the first road finisher or the second road finisher can be controlled based on the paving data in such a way that the outer edges of the screeds of the first road finisher or the second road finisher at least substantially follow the course of the The outer edges of the screeds of the first road paver follow the laying of the first layer of pavement.
  • the first road paver or the second road paver can be controlled based on the laying data in such a way that the outer edges of the screeds of the first road paver or the second road paver run within limits which are offset inwards towards one another compared to the course of the outer edges of the screeds of the first road paver when laying the first layer of pavement.
  • the second layer of pavement can be laid at least somewhat narrower than the first layer of pavement. By laying the second layer of pavement more narrowly, it can be ensured that the second layer of pavement is completely supported by the first layer of pavement.
  • a track traversed by the outer edge of the screed of the second road finisher can be a track of a point on the outer edge of the screed or of a point on the outer edge of the screed.
  • the track traversed by the outer edge of the screed of the second road finisher is a track of a rear end or a rear end point of the outer edge of the screed.
  • the course of a rear end or a rear end point of the outer edge of the screed can represent a course of a lateral outer boundary of the second pavement layer.
  • a cross slope setting of a paving screed of the first road finisher or the second road finisher can be controlled based on the paving data, in particular automatically controlled.
  • the cross slope setting of the paving screed of the first road finisher or the second road finisher can be controlled based on the paving data in such a way that a location-dependent course of the cross slope setting corresponds to a location-dependent course of the cross slope setting when laying the first pavement layer.
  • At least one track traversed by an outer edge of the screed of the first road finisher during the installation of the first layer of pavement can be determined from the recorded installation data and can be used as a target track for an outer edge of the screed of the first road finisher or the second road finisher during the installation of the second layer of pavement, with or without prior processing.
  • the prior processing can include smoothing and/or shifting the determined track of the outer edge of the screed of the first road finisher.
  • a track traversed by a left outer edge of the screed of the first road finisher during the installation of the first layer of pavement can be determined and used, with or without prior processing, as the target track for an outer edge of the screed of the first road finisher or the second road finisher during the installation of the second layer of pavement.
  • a track traversed by a right outer edge of the screed of the first of the first road paver can be determined and used, with or without prior processing, as the target track for an outer edge of the screed of the first road paver or the second road paver when laying the second pavement layer.
  • the processing can include shifting a track of one outer edge of the plank or shifting the tracks of both outer edges of the plank to the other track.
  • a paving width for the second layer of pavement can be reduced, which can in particular ensure that the second layer of pavement is sufficiently supported by the first layer of pavement.
  • a track traversed during the installation of the first layer of pavement from a reference point that is stationary relative to a chassis of the first road finisher, in particular a theoretical pivot point of the first road finisher, can be determined and used with or without prior processing during the installation of the second layer of pavement as a target track for a reference point that is stationary relative to a chassis of the first road finisher or the second road finisher.
  • the prior processing can include smoothing and/or shifting the determined track.
  • a shifting of a course track in particular a shifting of a course track of an outer edge of a plank or a shifting of a course track of the reference point that is fixed relative to the chassis of the first road finisher, can include that the course track as a whole is shifted by a specific vector, as a rigid object, so to speak.
  • a shifting of a course track in particular a shifting of a course track of an outer edge of a plank or a shifting of a course track of the reference point that is fixed relative to the chassis of the first road finisher, can include that each point of the course track is shifted orthogonally to the original curve, so that the radii also change when a curved track is shifted.
  • Moving a history track may involve moving the entire history track, moving only one or more portions of the history track, or moving different portions of the history track differently.
  • data reduction can be carried out, i.e. a reduction of data points or support points of the track.
  • At least one of the paths traversed by an outer edge of the screed of the first road paver during the paving of the first pavement layer can be determined.
  • a track can be determined and shown on a display.
  • a track passed through by a left outer edge of the screed of the first road finisher during the installation of the first layer of pavement and a track passed through by a right outer edge of the screed of the first road finisher during the installation of the first layer of pavement can be determined from the recorded installation data and shown on a display.
  • a track traversed during the paving of the first pavement layer from a reference point that is fixed relative to a chassis of the first road paver, in particular a theoretical pivot point of the first road paver, can be determined and shown on a display.
  • Tracks shown on the display can be displayed together with a map or together with an aerial photograph.
  • the display may be present or attached to the first paver or to the second paver or to an external device.
  • FIG. 1 shows a schematic representation of a road paver 1 according to an embodiment.
  • the road paver 1 comprises a towing vehicle 3 and a paving screed 5 attached to the towing vehicle 3.
  • the paving screed 5 can be designed as a paving screed 5 for the floating installation of a road surface.
  • the road paver 1 comprises an operating station 7, which provides space for an operator.
  • a control panel 9 is provided on the operating station 7, via which an operator can control functions of the road paver 1.
  • a display 11 is also provided on the operating station 7.
  • the road paver 1 comprises a controller 13 for controlling machine components of the road paver 1.
  • the controller 13 is connected to the control panel 9 for data communication.
  • the road paver 1 In the paving direction 15 at the front, the road paver 1 includes a material hopper 17 for receiving paving material.
  • paving material is conveyed from the material hopper 17 against the paving direction 15 under the operator's station 7 to the rear and presented to the paving screed 5.
  • the paving screed 5 smoothes and compacts the paving material.
  • the paving screed 5 can have smoothing plates and compaction devices for this purpose, for example.
  • the compaction devices can have vibration elements or tamper elements, for example.
  • Figure 2 shows a schematic top view of the road paver 1.
  • Two position measuring points 19 are provided on the road paver 1, in particular on the towing vehicle 3.
  • the position measuring points 19 are provided in a fixed position on a chassis of the road paver 1.
  • the position measuring points 19 each allow an absolute position of the position measuring point 19 to be determined in a fixed coordinate system.
  • the position measuring points 19 can each comprise a GNSS receiver, for example a GPS receiver.
  • a position of the road paver 1 can be determined from measurement data which indicate the positions of the position measuring points 19.
  • a position of a reference point 21 which is fixed in relation to the road paver 1, in particular in relation to a chassis of the road paver 1, can be determined.
  • the fixed reference point 21 can, for example, be a theoretical pivot point of the road paver 1 or any other point of the road paver 1.
  • the position of the reference point 21 can be determined taking into account the known relative positions between the position measuring points 19 and the reference point 21.
  • an orientation of the road paver 1 in space can also be determined based on the determined positions of the position measuring points 19.
  • the orientation of the road paver 1 can be specified, for example, in the form of an angle which, in a top view of the road paver 1, exists between the current paving direction 15 and a specific direction, for example a north-south direction.
  • the paving screed 5 of the road finisher 1 comprises a base screed 23 and extension parts provided on both sides of the base screed 23, in particular an extension part 25 on the left as seen in the paving direction 15 and an extension part 27 on the right as seen in the paving direction 15.
  • the extension parts 25, 27 can each be extended and retracted laterally along a transverse direction 29 that is perpendicular to the paving direction 15 in order to vary a paving width. Changing an extension position of an extension part 25, 27 can be done via actuators provided on the paving screed 5.
  • the extension positions of the extension parts 25, 27 can be at least essentially continuously adjustable.
  • a transverse inclination angle of the paving screed 5 can be changed via one or more additional actuators.
  • the transverse inclination angle of the paving screed 5 indicates an angle by which the paving screed 5 is inclined along the transverse direction 29 relative to the horizontal plane when the road finisher 1 is standing on a horizontal surface.
  • a screed position measuring point 35 is provided at a rear end of each of the screed outer edges 31.
  • the screed position measuring points 35 can, for example, each comprise a GNSS receiver, in particular a GPS receiver, which allows a direct measurement of an absolute position of the respective screed position measuring point 35.
  • the positions of the rear ends of the screed outer edges 31, 33 could be determined, for example, by relating a current extended position of the respective extended part 25, 27 of the screed 5 to the determined positions of the position measuring points 19 or values derived therefrom.
  • the current value of the extended position of an extended part 25, 27 of the screed 5 can, for example, be determined from setting values for the extended position or by a screed width sensor.
  • the invention relates to the installation of a multi-layer road surface.
  • a first layer of pavement is installed along a route.
  • a second layer of pavement is installed along the route over the first layer of pavement.
  • the second layer of pavement can be installed directly on the first layer of pavement or there can be one or more intermediate layers between the first layer of pavement and the second layer of pavement.
  • the first layer of pavement is laid with a first road finisher 1, which Figures 1 and 2
  • the second layer of pavement can be laid with the same road finisher 1, i.e. also with the first road finisher 1.
  • a different road finisher 1 in particular a second road finisher 1, can be used to lay the second layer of pavement.
  • the second road finisher 1 can also have the configuration shown in the Figures 1 and 2 configuration shown.
  • the road finisher 1 When laying the first layer of pavement, the road finisher 1 is at least partially controlled manually. When laying the first layer of pavement, for example, a steering of the road finisher 1, a screed width control of the road finisher 1 and a transverse slope adjustment of the paving screed 5 of the road finisher 1 can be controlled manually.
  • the screed width control can include setting an extension position of the left extension part 25 and setting an extension position of the right extension part 27 of the paving screed 5.
  • installation data is recorded by the control system 13 of the road paver 1.
  • the installation data include a track 41 traversed by the reference point 21 of the road paver 1 or allow a track 41 traversed by the reference point 21 of the road paver 1 to be determined.
  • the installation data include a track 43 traversed by the left outer edge 31 of the screed of the road paver 1 during the installation of the first layer of pavement or allow a track 43 traversed by the left outer edge 31 of the screed of the road paver 1 during the installation of the first layer of pavement.
  • the installation data include a track 45 traversed by the right outer edge 33 of the screed of the road paver 1 during the installation of the first layer of pavement or allow a track 45 traversed by the right outer edge 31 of the screed of the road paver 1 during the installation of the first layer of pavement.
  • Figure 3 shows the course tracks 41, 43, 45 in a schematic plan view. As in Figure 3 symbolized by the dashed representation of the traces 41, 43, 45, the traces 41, 43, 45 can each be recorded and/or defined by recording discrete measuring points.
  • the track 41 of the reference point 21 can be determined based on position determinations of the position measuring points 19.
  • the track 43, 45 of the plank outer edges 31, 33 can be determined based on the position determinations of the plank position measuring points 35.
  • the course tracks 41, 43, 45 can be determined during the installation of the first layer of pavement, in particular by the controller 13, and stored as course tracks 41, 43, 45.
  • only data can be stored, in particular by the controller 13, which allows the course tracks 41, 43, 45 to be determined later.
  • the data can include position determinations of the position measuring points 19 and position determinations of the plank position measuring points 35.
  • the traces 41, 43, 45 can be displayed on the display 11.
  • Figure 4 shows a schematic view of the display 11 during the display of the track traces 41, 43, 45.
  • the track traces 41, 43, 45 can be shown on the display 11 against the background of a map or against the background of an aerial photograph in order to facilitate a classification of the track traces 41, 43, 45 in an actual environment.
  • a current position of the road paver 1 can be displayed together with the track traces 41, 43, 45.
  • the traces 41, 43, 45 recorded during the installation of the first layer of pavement, or the installation data recorded during the installation of the first layer of pavement, which allow a determination of the course tracks 41, 43, 45, are used to control the road finisher 1 when laying the second layer of pavement.
  • the road finisher 1 is at least partially controlled automatically when laying the second layer of pavement based on the recorded laying data.
  • Figure 5 shows the road finisher 1 during installation of the second layer of pavement, with the tracks 41, 43, 45 also shown.
  • a steering of the road finisher 1 is controlled for installation of the second layer of pavement based on the installation data such that the reference point 21 of the road finisher 1 is moved along the track 41.
  • the extension positions of the extension parts 25, 27 of the paving screed 5 of the road finisher 1 are controlled during installation of the second layer of pavement such that the screed position measuring points 35 follow the tracks 43, 45.
  • the steering of the road paver 1 and/or the extension positions of the extension parts 25, 27 can be controlled manually when laying the second layer of pavement based on the laying data.
  • an operator can be shown a representation of the tracks 41, 43, 45 together with a model of the road paver 1 on the display 11. Based on this display, the operator can control the road paver 1 to lay the second layer of pavement based on the laying data.
  • at least the control of the steering of the road paver 1 and/or the control of the extension positions of the extension parts 27, 29 of the paving screed 5 of the road paver 1 based on the laying data takes place automatically by the control 13 of the road paver 1.
  • the installation data or the progression tracks 41, 43, 45 defined by the installation data can be edited.
  • Such editing can include smoothing the progression tracks 41, 43, 45. Additionally or alternatively, the editing can include shifting one or more of the progression tracks 41, 43, 45.
  • the editing can be carried out directly on the road finisher 1, in particular with the aid of the control 13 of the road finisher 1.
  • the installation data or the progression tracks 41, 43, 45 can be edited based on user input. For example, a user can define a smoothing algorithm to be used and/or define a desired shift of one or more of the progression tracks 41, 43, 45.
  • Further data can be recorded during the installation of the first layer of pavement and used in particular for the automatic control of the road finisher 1 during the installation of the second layer of pavement.
  • a location-dependent course of a transverse slope setting of the paving screed 5 of the road finisher 1 during the installation of the first layer of pavement can be recorded.
  • an associated value for the cross slope setting can be recorded for each measuring point of the track 41 of the reference point 21.
  • the controller 13 can control a cross slope setting of the road finisher 1 based on the laying data in accordance with a course of the cross slope setting when laying the first layer of pavement.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Machines (AREA)
EP23192606.4A 2023-08-22 2023-08-22 Procédé de montage d'un revêtement de chaussée multicouche Active EP4512958B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP23192606.4A EP4512958B1 (fr) 2023-08-22 2023-08-22 Procédé de montage d'un revêtement de chaussée multicouche
PL23192606.4T PL4512958T3 (pl) 2023-08-22 2023-08-22 Sposób wbudowywania wielowarstwowej nawierzchni drogowej
JP2024134110A JP2025031608A (ja) 2023-08-22 2024-08-09 多層路面の舗装方法
CN202411151875.1A CN119507294A (zh) 2023-08-22 2024-08-21 摊铺多层路面的方法
US18/811,562 US20250067009A1 (en) 2023-08-22 2024-08-21 Method for paving a multi-layer road surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP23192606.4A EP4512958B1 (fr) 2023-08-22 2023-08-22 Procédé de montage d'un revêtement de chaussée multicouche

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EP4512958A1 true EP4512958A1 (fr) 2025-02-26
EP4512958B1 EP4512958B1 (fr) 2025-11-26

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Country Status (5)

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US (1) US20250067009A1 (fr)
EP (1) EP4512958B1 (fr)
JP (1) JP2025031608A (fr)
CN (1) CN119507294A (fr)
PL (1) PL4512958T3 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0834620A1 (fr) * 1996-10-01 1998-04-08 Joseph Vögele AG Train de finisseuses
EP1118713B1 (fr) 2000-01-19 2004-10-13 Joseph Vögele AG Procédé de commande d'une machine de chantier ou finisseuse et finisseuse
US8794868B2 (en) * 2007-06-21 2014-08-05 Leica Geosystems Ag Optical guidance system for a laying engine for producing a concrete or asphalt top layer
DE102020117095A1 (de) 2019-07-08 2021-01-14 Caterpillar Paving Products Inc. Automatische breiteneingabe für strassenfertigungsvorgänge

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0834620A1 (fr) * 1996-10-01 1998-04-08 Joseph Vögele AG Train de finisseuses
EP1118713B1 (fr) 2000-01-19 2004-10-13 Joseph Vögele AG Procédé de commande d'une machine de chantier ou finisseuse et finisseuse
US8794868B2 (en) * 2007-06-21 2014-08-05 Leica Geosystems Ag Optical guidance system for a laying engine for producing a concrete or asphalt top layer
DE102020117095A1 (de) 2019-07-08 2021-01-14 Caterpillar Paving Products Inc. Automatische breiteneingabe für strassenfertigungsvorgänge

Also Published As

Publication number Publication date
CN119507294A (zh) 2025-02-25
US20250067009A1 (en) 2025-02-27
JP2025031608A (ja) 2025-03-07
EP4512958B1 (fr) 2025-11-26
PL4512958T3 (pl) 2026-04-20

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