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
  • E01C19/004—Devices for guiding or controlling the machines along a predetermined path
  • E01C19/006—Devices for guiding or controlling the machines along a predetermined path by laser or ultrasound
• • 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
  • E01C19/12—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 distributing granular or liquid materials
  • E01C19/15—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 distributing granular or liquid materials for laying-down uncoated stone or similar materials, or for striking-off or spreading same without compacting, e.g. for crushed rock base courses, sand cushions for paving
• • 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
  • E01C19/12—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 distributing granular or liquid materials
  • E01C19/18—Devices for distributing road-metals mixed with binders, e.g. cement, bitumen, without consolidating or ironing effect
  • E01C19/185—Devices for distributing road-metals mixed with binders, e.g. cement, bitumen, without consolidating or ironing effect for both depositing and spreading-out or striking-off the deposited mixture
• • 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
  • E01C19/4833—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 tamping or vibrating means for consolidating or finishing, e.g. immersed vibrators, with or without non-vibratory or non-percussive pressing or smoothing means
  • E01C19/4853—Apparatus designed for railless operation, e.g. crawler-mounted, provided with portable trackway arrangements
  • E01C19/486—Apparatus designed for railless operation, e.g. crawler-mounted, provided with portable trackway arrangements with non-vibratory or non-percussive pressing or smoothing means; with supplemental elements penetrating the paving to work the material thereof
• • E—FIXED CONSTRUCTIONS
  • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
  • E02F—DREDGING; SOIL-SHIFTING
  • E02F5/00—Dredgers or soil-shifting machines for special purposes
  • E02F5/22—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling
  • E02F5/223—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling for back-filling
• • 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
  • E01C2301/16—Laterally slidable screeds

Definitions

• Multifunctional grader-finishing machine for the construction of road embankments and others
• the present invention relates to a multifunctional grader-leveler machine for the construction of a road embankment and the like.
• the technical sector of the invention is the field of public works and the construction of materials for this work.
• One of the main applications of the invention is the production of road embankments, airports, earth dikes, foundations in stabilized soils.
• all comers which is a mixture of sand, earth and small stones.
• the mixed whole is spread out, then compressed and packed by compression machines or compactors to consolidate.
• the earth used for this purpose can be natural earth or mixed with additives forming binders and it can come from a quarry carried out near the embankment or it can on the contrary come from quarries located at greater distance.
• the spreading operation and consequently of the layer formation is generally carried out by a single machine called scraper, or "scraper".
• the transport of the materials is carried out by means of tilting trucks or "dampers" which dump the materials on the platform by forming more or less thick piles distributed according to the thickness of the layer which one wants achieve.
• the problem is to make embankments according to the operations described above using a single multifunction machine which performs some of these operations simultaneously, or one after the other depending on the need for the work.
• a solution to the problem posed is a machine called a multifunctional leveler-finisher which can be self-propelled, to carry out the construction of roadways, parking lots, sports grounds and green spaces and, which spreads, mixes, grooms, levels, vibrates and smoothes materials that she receives.
• the multifunctional self-propelled machine comprises a chassis supporting a tilting hopper, with a flat bottom, into which various materials are poured, such as earth, all materials, gravels, cement, pozzolan, coated materials, cysts, these sliding in the direction opposite of the step, and retaining doors opening on demand for a flow proportional to the layer of material to be spread.
• These doors are integrated into a leveling device mounted on a chassis assembly connected to a thickness adjustment system with multiple adjustment, comprising rails inclined rearward, on either side, to the left and to the right, of said hopper, on which slide independently or simultaneously from bottom to top and back, thanks to hydraulic means, connecting parts which support the whole leveling device and doors.
• Said leveling device comprises a leveling blade placed behind said doors, which ensures the spreading operation, and which is mounted in a slide making it possible to work in lateral offset on an articulated frame, orientable and displaceable by hydraulic means.
• This frame supporting the blade also supports behind the blade of the pads connected by intermediate frames and independent of each other and which rotate as required to exert pressure on the materials equalize by the blade through hydraulic means.
• the leveling device comprises between said connecting pieces and said rear support chassis, second hydraulic means allowing a second retreat towards the rear of the device, located to the right and to the left of the hopper, sliding together or independently of each other in chassis.
• second hydraulic means allowing a second retreat towards the rear of the device, located to the right and to the left of the hopper, sliding together or independently of each other in chassis.
• These have at their rear end vertical hinges integral with rear connecting rods which can then pivot, and now the chassis independent blade holder, and actuated by hydraulic means.
• the rear connecting rods are connected and held transversely by a beam provided at each end of the ball joint; in the center of the upper beam, a set of means independent of each other, provides linear compensation maintenance according to the range of angles towards one side or the other of the leveling blade, the hydraulic means being connected to the main chassis .
• the ends of the blade support flaps mounted on a pivot with hinges to orient the flaps according to the angle of the blade and the linear support; the flaps are pivotable to the rear or removable.
• said pads are operated by hydraulic means which are mounted on a lower transverse beam mounted on insulators and connecting the chassis to the pads; these are designed so as to be able to keep an alignment on the left and right side according to the angle of flight of the blade.
• the machine is preferably provided with independent and floating tracks.
• the object of the invention is to level, on advancement, the materials poured into the hopper with a leveling blade. kneading, tamping and / or vibrating them with the pads.
• All the combinations of the present invention include a chassis carrying a leveling blade and this latter is also skates which can be fitted with vibrators, preferably three in number.
• the machine according to the invention also includes a combination of articulation combination, as defined below, supported by arms which are connected to a system called multi-position thickness compensator located at the front ends.
• One of the technical features of the invention consists in that all of the combinations of articulations are mounted independently of one another, and this preferably on ball joints, and their movement is ensured by hydraulic means.
• the hydraulic means independent of each other make it possible, by movements from right to left, or from right and left independently, to establish linear setbacks which give fans of angles in the vertical and horizontal planes of the leveling blade. , and skids supported by their chassis; said chassis being held transversely in the central alignment of the main chassis of the machine by a hydraulic device; these technical features advantageously provide the means of essentially obtaining a range of angles from the leveling blade to the right or to the left.
• the technical feature of this set is to be maintained simultaneously with the means of recoil movements.
• the leveling blade is fitted with flaps at its ends, these, retractable and orientable, make it possible to hold the materials on the sides.
• the machine according to the invention by its technical particularity. its combinations of articulations, its automation and its performance need only 'one operator for its operation during the various operations which are carried out to date by at least three machines therefore requiring several operators.
• the machine according to the invention brings together three means which are distinct from each other and independent: by advancing it indeed sets up the materials, levels them and then compacts them, this represents three machines in one.
• Figure 1 is a side view of the multifunction finisher, showing the machine pushing a truck, the latter pouring materials into the hopper of the machine, which are then kneaded and leveled with a leveling blade, then vibrated and / or smoothed to Advancement.
• Figure 2 is a side view of the machine, mounting a first backward movement and lifting by hydraulic means of the carrier frame of the leveling device.
• Figure 3 is a side view of the machine, showing u second recoil movement of the carrier frame by a second hydraulic means.
• Figure 4 is a top plan view showing a general view of the combinations of joints in the low position.
• Figure 5 is a top plan view showing a first recoil movement of the device to the right.
• Figure 6 is a top plan view showing a second recoil movement of the device to the right.
• FIG. 7 is a top plan view showing the arrangement in the lower position on the right side and the materials being held by the folded right flap.
• FIG. 8 is a plan view from above showing the arrangement in the position of recoil movement on the right and of maintenance, the hydraulic means and the surplus materials put on the cord on the right.
• Figure 9 is a side view of the device, with the various joints on the carrier frame of the blade and vibrating pads, folded flaps.
• Figure 10 is a side view of the pivoting of the raised fly.
• Figure 11 is a side view of the pivoting of the closing blade and the release of the vibrating pads.
• Figure 12 is a side view of the pivoting of the pads up and down.
• Figure 13 is a side view of all the mechanisms of the combinations showing the pivoting of the rear arm according to the backward movements.
• FIG. 1 represents the assembly of a machine called a paver for carrying out the construction of pavements, solid grounds, sports grounds and green spaces which spreads, levels, mixes, vibrates and smoothes the materials which it receives.
• Said multifunction machine comprises a main chassis 66 supporting a tilting hopper 11 into which the materials 12 are discharged sliding in the direction 13 by gravity, towards the rear opposite to the step 14: a retention is made by doors 15 which control the flow of said materials, these being adjusted by the tailgating 16 of the doors at a height less than the top of the blade 17; the mixing of the materials is established caused by the curve 18 of the blade 19.
• the latter is integral with the carrying frame 20 by articulations and rear arms pivoting 21 on hinges 22 held by the arm
• the machine pushes a truck 29, it dumps the materials
• the machine is maintained by a self-propelling mechanism provided with rollers 30 to be pulled and rollers 31 to push, and rollers 32 to maintain the alignment of the truck 29 and the machine.
• the hopper 11 rocks on pivots 71 by hydraulic means 72.
• the chassis 66 of this hopper can be propelled by a motor actuating independent and floating tracks 67.
• the self-propulsion mechanism after use is raised 33 under the hopper 11 by a hydraulic means 34 by pivoting on its pivot 35; the support 36 is raised.
• the machine according to the invention has several hydraulic and means independent of each other, right and left of the hopper, and back and which are actuated by the levers on the dashboard 37.
• the blade 19 is hooked by high 38 and low slides
• the machine is provided with a laser beam guide 44, the beam of which scanning a plane from a fixed station is picked up by photocells 45 .
• These cells or any other guide means are retained by a fixing 46 on a sliding tube 47 adjustable by a lever 48 for blocking on the support 49 secured to the rear part of the machine.
• said cell or cells 45 actuate the hydraulic and automatic means on the dashboard 37.
• said hydraulic means mentioned in the present invention are all known means such as linear actuators actuated by hydraulic circuits from a power station, o electro-hydraulic actuators.
• the retaining part 25 on one of the inclined rails 26 performs a movement from the bottom up and towards the rear simultaneously, only to the left or to the right, but preferably on both sides at the same time , without any limitation of the other possibilities below.
• the chassis 20 for blade and skate shoes has a triple function: one to pivot on the feet of the rear connecting rods 81, which are horizontal according to a range of desired angles, two, to mix the materials 12 with the leveling blade 19, three, slide the blade 19 to the right or to the left as shown in the following figures.
• FIG. 3 shows a second setback carried out by an independent hydraulic second secon 24 on the telescopic upper arm 2, connected to the front part of this arm, then retreating the entire arm, the rear device and the connecting rod 81.
• Figure 4 shows a plan view, all combinations being in the low position, the left and right pieces 26 perpendicular to the chassis supporting the hopper 11; this linear maintenance 50 being provided by another hydraulic means 51 operating independently of the others according to demand and simultaneously with the recoil movements 45A and 45B.
• the operator actuating the lever on the dashboard 37 corresponding to one of the hydraulic means 27 on the right side for example, causes a retreat of the whole of the device and of the carrying frame of the blade on the right side.
• Said pads 40 are operated by hydraulic means 42 which are mounted on a lower transverse beam 85 mounted on insulators 79 and connecting the chassis 86 to the pads 40; these are designed so as to be able to keep an alignment 50 on the left and right side according to the angle of flight of the blade 63.
• FIG. 5 is a plan view of the hydraulic means, independent of each other or operating simultaneously at the time of the setbacks 45A and 45B, the part 25 being in the high position, the hydraulic means 43. on the right and on the left, maintain the together vertically; the other hydraulic means 53 keeps the assembly transversely and is actuated by the hydraulic mechanism 52 and automatic connecting pipes 89. This conveys the hydraulic oil used to compensate for the closure at the openings of the hydraulic means 53 for transverse maintenance by means of a second telescopic mechanism 55.
• the rear connecting rod 81 comprises a pivot 41 connected to the supporting frame 20 of the blade 19, and carrying the pads 40 designed so as to be able to pivot on the two axes simultaneously of the connecting rod 81.
• FIG. 6 is a plan view showing the second recoil by the second independent hydraulic means 61 and 23: this recoil allows the mixing of the materials 12 in front of the blade 19, these materials being mixing at the advancement of the machine 14 slide 62 towards the angle of flight 63 of the blade 19.
• the flap 64 being retractable towards the rear, or raised, or removed makes it possible to put the excess materials in cord 65.
• the left rear connecting rod 81 is connected to the right connecting rod by means of an upper beam 57 mounted so rigid with ball joints 83 at the ends to allow pivoting and articulation of the connecting rods 81.
• Figure 7 is a plan view showing the more extensive possibility of combinations.
• the assembly of the right flap 64 removed, makes it possible to slide 69 the blade 19 by means of the upper slide 38 and the lower slide 39, actuated by hydraulic means 70 on a rack and pinion mechanism 90: the sliding 69 of the blade on the left or on the right allowing work on the side of the machine.
• Figure 8 in plan shows the possibility by way of example, by the angle fan and the sliding 69 of the blade 19, to carry out work on the side of a roadway or to plug a trench or to lay the materials 12 in cord.
• the blade 19 has a pronounced leakage angle on the right, the flap 64 on the left is oriented for a linear retention of the materials and the right flap is pivoted backwards so as to leave the materials 12 in cord 65 or the reverse if necessary.
• the pads 40 on the left and on the right are designed to keep an alignment whatever the pronounced vanishing angle of the blade 19 to the right or to the left.
• FIG. 9 is a side view showing the position of the flap 64 folded down; this makes it possible to retain the materials accumulated in front of the blade shown in FIG. 7.
• This flap can be oriented according to the range of angles of the mechanisms of the invention by the recoils of the blade 19, and its proper orientation is made by means of the hinge 74, its holding and adjustment being ensured by a mechanism 76.
• the connecting beam 57 is provided with a hydraulic means 53; the latter is provided with a pivot attachment at its rear part, perpendicular to the beam and at its center, the hydraulic means 53 being fixed at its front end by a ball joint integral with the blade holder frame and shoe holder.
• a second hydraulic means 43 is mounted so as to have a transverse and linear support 50, central to all of the combinations, situated at the rear of the chassis 20 and of the main chassis 66.
• a third means 55 is mounted in the center of the upper beam 57; telescopic and held by a ball joint 88 of the beam at its opposite end, this means is mounted on a perpendicular pivot 58 to a plate 59 mounted on a hinge integral with the main chassis 66.
• the plate 59 can support a hydraulic distributor 52 which sends according to the demand for oil in the hydraulic holding means.
• All of these hydraulic 53, 43 and 55 and mechanical means are mounted so as to be able to keep the linear support 50, according to demand, of the upper arm 23 of left or right connection, which moves back, and of the blade holder chassis 20 which pivots on the hinge 22 of the right upper arm 23 by means of the rod 81 on the right or the opposite.
• FIG. 10 in profile shows the tilted position of the flap 64, by its pivot point 73 towards the rear, allowing the excess materials to be released. All of these combinations are removable.
• FIG. 11 is a side view showing hydraulic means 77 and 42 independent of each other of the movements of the blade 19 hooked by means of the high slides, 39 low to the chassis by one of the hydraulic means 77 performing a movement of closing A or opening B, independent of the others.
• Said movement A for closing the blade 19, effected by pivoting on the pivot 41, has the effect of closing the materials in their positioning and of accentuating the downward pressure A and scraping the excess materials 12, and this pressure is exerted by the release of the vibrating pads 40.
• Figure 12 is a side view showing the opening B of the blade 19 causing the mixing of the materials 12.
• the negative movement A and positive B of the pads 40 are actuated by hydraulic means 42 independent of the pads 40 with vibrators 78. driven by hydraulic means 87. These are integral with the pads 40 retained by insulators 79 fixed by supports 80 and the assembly pivots on demand on pivot 41.
• Said pads 40 are actuated by hydraulic means 42, on the left and on the right, mounted on a ball joint and attached to a cross-member 85 for connection making the supports 80 integral; all of the mechanisms being actuated by independent hydraulic means 42, right and left, pivoting on pivot 41 actuated by said hydraulic means 42 in negative A in positive B according to the request of the plane defined for example by a guide beam laser 44.
• the lower transverse beam 85 supporting the skate frames 40 mounted on the insulators 79, is connected to said hydraulic means 42 independent of each other, so that the assembly can be released upwards if necessary to prevent the friction on materials.
• FIG. 13 is a side view showing the pivoting of the rear arm 81 on its pivot 41 causing a swaying by the setbacks 45A and 45B, this swaying being corrected by a transverse beam 8 having at the ends of the ball joints 83 attached to the rear bra 81_
• transverse beam 57 mounted on a ball joint 83 supporting a hydraulic means 77 at its center; this means 77 supports the supporting frame 40 of the blade 19 in the center.

Landscapes

• Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Architecture (AREA)
• Mining & Mineral Resources (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Optics & Photonics (AREA)
• Road Paving Machines (AREA)
• Soil Working Implements (AREA)
• Road Repair (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=9383418

Family Applications (1)

Country Status (6)

Families Citing this family (6)

Family Cites Families (3)

• 1989
  • 1989-06-27 FR FR8908926A patent/FR2648840B1/fr not_active Expired - Lifetime
• 1990
  • 1990-06-27 KR KR1019910701989A patent/KR920702742A/ko not_active Application Discontinuation
  • 1990-06-27 WO PCT/FR1990/000477 patent/WO1991000392A1/fr active Search and Examination
  • 1990-06-27 CA CA002062832A patent/CA2062832A1/fr not_active Abandoned
  • 1990-06-27 AU AU59691/90A patent/AU5969190A/en not_active Abandoned
  • 1990-06-27 EP EP90910764A patent/EP0480979A1/de not_active Withdrawn

Non-Patent Citations (1)

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