EP2656969B1 - Schleifvorrichtung zum Bearbeiten mindestens eines Betonblocks zum Verkleben. - Google Patents

Schleifvorrichtung zum Bearbeiten mindestens eines Betonblocks zum Verkleben. Download PDF

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Publication number
EP2656969B1
EP2656969B1 EP13163581.5A EP13163581A EP2656969B1 EP 2656969 B1 EP2656969 B1 EP 2656969B1 EP 13163581 A EP13163581 A EP 13163581A EP 2656969 B1 EP2656969 B1 EP 2656969B1
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EP
European Patent Office
Prior art keywords
carriage
concrete block
machined
machining
grinding station
Prior art date
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Active
Application number
EP13163581.5A
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English (en)
French (fr)
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EP2656969A1 (de
Inventor
Daniel Ancrenaz
Christophe Ancrenaz
Jean Marie Lemaire
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.)
Quadra 1 SAS
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Quadra 1 SAS
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Publication date
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Publication of EP2656969A1 publication Critical patent/EP2656969A1/de
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/006—Machines or devices using grinding or polishing belts; Accessories therefor for special purposes, e.g. for television tubes, car bumpers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/008—Machines comprising two or more tools or having several working posts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
    • B24B21/12—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving a contact wheel or roller pressing the belt against the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/02—Frames; Beds; Carriages

Definitions

  • the present invention relates to the construction sector. More specifically, the present invention relates to a grinding station comprising an assembly for machining concrete blocks to be bonded.
  • the document US 3,603,014 A discloses a grinding station according to the preamble of claim 1.
  • the concrete blocks to be glued are intended to be laid by gluing using a roller and eliminates the need for mortar.
  • the mortar requires the supply of cement, sand, water, a concrete mixer and energy to the concrete mixer.
  • Concrete blocks to be bonded have the advantage of having a perfect geometry and require only a lower qualification of the operator, which can overcome a shortage of manpower in the building sector.
  • concrete blocks to be glued are faster to install, which saves time during installation.
  • the first calibration or rectification systems concerned the brick market, a competing market to that of concrete.
  • the manufacturers had the idea of machining this material to ensure a better quality assembly, faster by gluing.
  • the processes used for brick can not simply be transposed to concrete.
  • the concrete blocks to be bonded are produced in series by molding using vibrating presses, said concrete blocks to be glued being arranged on molding panels.
  • the concrete blocks to be bonded produced by these vibrating presses can not be considered as having a surface condition and geometric qualities satisfactory in terms of precision which could satisfy in themselves the geometric qualities necessary for the use of concrete blocks. to stick on.
  • the subject of the present invention is a grinding station according to claim 1.
  • This arrangement makes it possible to provide a simple solution to the machining of concrete blocks to be bonded which requires an investment in lessened material and which can be easily integrated into a new line or on an existing production line while modifying the material as little as possible. in place and for which rectification was not foreseen from the beginning of the project.
  • This arrangement also makes it possible to have a machining tool whose preventive or curative maintenance operation is simple to perform with a quick change of a low-cost abrasive belt which is thus akin to a consumable for the whole of the machine. .
  • This arrangement allows to position the machining tool at any point in a plane transverse to the plane in which the surface to be machined and defining the scope of the machining tool in the assembly for machining.
  • the first moving means and the second moving means are arranged to respectively move the first carriage and the second carriage in two substantially parallel directions
  • the third moving means are arranged to move respectively the first carriage or the second carriage, and the third carriage in two substantially transverse directions.
  • This arrangement helps to move the machining tool between its first position, its second and third position.
  • the first moving means of the first carriage relative to the chassis or the second moving means of the second carriage relative to the first carriage are arranged to respectively give the first carriage or the second carriage a movement. translation substantially transverse to a plane in which the surface to be machined of the at least one block of concrete to be bonded.
  • This arrangement makes it possible to move the machining tool between its second position and its third position and can also contribute to moving the machining tool between its first position and its second or third position.
  • the third moving means of the third carriage with respect to the second carriage are arranged to give the third carriage a translational movement substantially parallel to the plane in which the surface to be machined of the at least a block of concrete to stick.
  • the first carriage comprises at least one stop arranged to limit the movement of the first carriage relative to the frame so as to limit the movement of the machining tool relative to the surface to be machined. at least one block of concrete to be bonded.
  • the first carriage comprises crosspieces for limiting a forward movement of a concrete block to be bonded which can be driven by the machining device or a conveying device.
  • the assembly comprises a cowling partly covering the machining tool.
  • This arrangement makes it possible to confine in a restricted volume the dust resulting from the machining of the concrete blocks by the machining tool.
  • this arrangement helps to reduce the noise generated by the friction of the machining tool on the at least one block of concrete to be machined.
  • the assembly comprises suction means arranged to collect at least dust in an interior volume defined by the cowling.
  • This arrangement makes it possible to treat the dust resulting from the machining of the concrete blocks.
  • the machining device comprises means for holding the abrasive belt of the at least one machining tool on drive means comprising a first roller and a second roller.
  • This arrangement makes it possible to maintain the abrasive belt on the machining device by preventing the abrasive belt from sliding off the rollers when it comes into contact with the at least one concrete block.
  • the holding means comprise means for tensioning the abrasive belt of the at least one machining tool.
  • This arrangement makes it possible to rapidly replace the abrasive belt.
  • the tensioning means comprise a jack comprising a rectilinear stroke.
  • the tensioning means are disposed between the first roll and the second roll so as to move the first roll and the second roll relatively far apart or close together.
  • This arrangement makes it possible to automate the tension of the abrasive belt.
  • the means for holding the abrasive belt of the at least one machining tool on the drive means comprise oscillating movement cylinders arranged to vary in a plane substantially transverse to the direction. of the rectilinear stroke of the cylinder, the orientation of the axis of rotation of the first roller relative to the orientation of the axis of rotation of the second roller around a position in which the axis of rotation of the first roller and the axis of rotation of the second roller are substantially in the same plane.
  • This arrangement makes it possible to prevent the abrasive belt from escaping rollers while avoiding the use of mechanical means, such as a flange, which would prevent the band from sliding off the rollers but which would generate friction on the edge of the roll. abrasive belt on which the flange acts.
  • the present invention relates to a grinding station according to claim 1. This arrangement allows the deburring of concrete products on one side and therefore allows the use of a set as described above.
  • this arrangement allows the concrete blocks to be glued to be conveyed to the machining assembly without the need for additional handling steps of the concrete blocks to be bonded before or after their passage into the concrete. machining assembly.
  • said conveying device gives the at least one concrete block a forward movement comprising a rest phase.
  • This arrangement makes it possible to perform the machining of the concrete block when it is immobile on the conveyor device during its rest phase.
  • the movements of the machining tool are synchronized with the movements of the conveying device so that the machining tool mills the surface to be machined of a concrete block to be glued. when the conveying device is in a rest phase.
  • This arrangement makes it possible to perform the machining of the concrete blocks to be glued at a rate close to the production rate on the vibrating press on which the concrete blocks to be glued are molded.
  • a concrete block 5 comprises a first edge 7 and a second edge 8 opposite to the first edge 7 and between which extends a surface to be machined 6.
  • the concrete blocks 5 to be bonded, requiring the machining of one of their surface 6, are conveyed together with their molding panel 70 by means of a conveying device 60 to an assembly 1 for machining.
  • an assembly 1 for machining at least one concrete block 5 to be bonded comprises a frame 2.
  • This frame 2 comprises metal beams interconnected so as to form a rigid structure with a generally parallelepiped shape comprising feet with metal soles ensuring its maintenance on a support 3.
  • the support 3 is generally provided by the ground which must be strong enough to support the weight of the assembly.
  • the floor is usually flat, which gives a regular shape to the frame 2.
  • the support 3 could be provided by any surface.
  • the frame 2 could then adapt to the geometry of the support 3 so as to maintain a balance and stability of the frame on the support 3.
  • the assembly 1 comprises at least one machining device 40 connected to the frame 2 and comprising a machining tool 41 movable relative to the frame 2.
  • This machining tool 41 comprises an abrasive belt 41 'whose specificities are detailed later in the text.
  • the assembly 1 comprises a displacement device 4 of the machining tool 41.
  • the machining tool 41 can pass through several intermediate positions P1 ', P2', P3 'during a cycle comprising the three positions P1, P2, P3.
  • Such intermediate positions P1 ', P2', P3 ' are also illustrated by way of example in figure 9 .
  • the abrasive belt 41 'of the machining tool 41 moves transversely to the plane in which is inscribed the surface to be machined 6 of the concrete block 5 to be machined to reach an intermediate position P2' in which the abrasive belt 41 'of the machining tool 41 reaches the same plane.
  • the abrasive belt 41 'of the machining tool 41 then moves in this plane to successively reach the position P2 and then the position P3.
  • the abrasive belt 41 'of the machining tool 41 thus continues its displacement in the same plane to an intermediate position P3' in which the abrasive belt 41 'of the machining tool 41 is still in this plane but is remote from the machining surface 6 of the concrete block 5 to be machined.
  • the abrasive belt 41 'of the machining tool 41 then moves transversely to the plane in which is inscribed the surface to be machined 6 of the concrete block 5 to be machined to reach an intermediate position P1' in which the abrasive belt 41 'of the machining tool 41 moves away from this plane.
  • the abrasive belt 41 'of the machining tool 41 returns to its position P1 by moving in a plane substantially parallel to the plane in which is inscribed the surface to be machined 6 of the concrete block 5 to be machined.
  • the displacement device 4 of the machining tool 40 comprises inter alia a first mobile carriage 10 movably connected to the frame 2 and first moving means 11 of the first mobile carriage 10 relative to the chassis 2.
  • the first carriage 10 is arranged to move in a direction substantially transverse to the surface to be machined 6.
  • the first moving means 11 of the first mobile carriage 10 comprise a motor 12 integral with an upper part of the frame 2, and transmission means 13 arranged between the motor 12 and the first mobile carriage 10 so as to convert the rotary movement of the motor 12 in a translation movement of the first mobile carriage 10 relative to the chassis 2.
  • the maximum translational movement that can thus be performed the first mobile carriage 10 defines the stroke of the first mobile carriage 10.
  • the axis of rotation of the motor 12 is substantially transverse to the direction of travel of the first mobile carriage 10.
  • the first transmission means 13 comprise a gearbox backed to the motor 12 thus forming a geared motor and two axial transmission shafts connected on the one hand to the gearbox and on the other hand to two bearings disposed on two opposite sides on the upper part of the frame 2 .
  • Each transmission shaft comprises a toothed wheel on which is engaged a chain 14a, 14b also meshing with an idle gear 15a, 15b disposed on a lower portion of the frame 2 substantially perpendicular to the gear wheel.
  • the first mobile carriage 10 is connected on either side to each of the chains 14a, 14b at a relatively fixed point so that the rotation of the motor 12 in a first direction of rotation moves the first movable carriage 10 towards the part upper frame 2 and a rotation of motor 12 in a second direction of rotation moves the first movable carriage 10 towards the lower part of the frame 2.
  • first displacement means 11 comprise guide rails 16 disposed on the first movable carriage 10 as well as guide bearings 17 mounted idle on the frame 2 so as to give the first mobile carriage 10 a substantially rectilinear movement during the moving the chains 14a, 14b.
  • the first displacement means 11 comprise a stop 18 mounted on the carriage 10.
  • This abutment 18 limits the downward movement of the first mobile carriage 10 in a position in which the abrasive belt 41 'of the machining tool 41 is close to the plane in which the surface to be machined 6 of the concrete block 5 fits. .
  • the first movable carriage 10 comprises one or more sleepers 19 disposed on a lower portion of the first movable carriage 10 transversely to a direction of advancement of the concrete blocks 5 to be machined.
  • This position ensures that the abrasive belt 41 'of the machining tool 41, whose travel in the direction of travel of the concrete blocks 5 to be machined is limited, can reach the second position P2 and the third position P3. .
  • the sleepers 19 also make it possible to wedge at the same predetermined position the concrete blocks 5 so as to prevent their movement on the conveying device 60 during the action of the abrasive belt 41 'which is rotatable of the machining tool 41 of the machining device 40 on their surface to be machined 6.
  • the stroke of the first mobile carriage 10 is equal to the distance separating the first position P1 from the intermediate position P2 'of the machining tool 41 or equivalent to the distance separating the intermediate position P3' of the intermediate position P1 'of the machining tool 41.
  • the displacement device 4 comprises a second mobile carriage 20 connected to the first mobile carriage 10 as well as second displacement means 21 of the second carriage 20 with respect to the first carriage 10.
  • the second mobile carriage 20 is also arranged to move in a direction substantially transverse to the surface to be machined 6.
  • the second moving means 21 of the second mobile carriage 20 comprise a motor 22 integral with the first mobile carriage 10, and second transmission means 23 arranged between the motor 22 and the second mobile carriage 20.
  • the second transmission means 23 are arranged to convert the rotary movement of the motor 22 into a translation movement of the second mobile carriage 20 relative to the first mobile carriage 10.
  • the maximum translational movement that can thus be performed the second mobile carriage 20 defines the stroke of the second mobile carriage 20.
  • the axis of rotation of the motor 22 is disposed substantially transversely to the direction of travel of the second mobile carriage 20.
  • the transmission means 23 comprise a return shaft connected to the motor 22 and which distributes the movement of the motor 22 to a device of the ball screw type.
  • the ball screw device comprises a screw connected to the countershaft and a nut connected to the second mobile carriage 20.
  • the ball screw type device converts the rotational movement of the motor 22 into a translation movement of the second mobile carriage 20.
  • the axis of rotation of the ball screw is substantially longitudinal to the direction of travel of the second mobile carriage 20.
  • the second displacement means 21 comprise guide rails 26 arranged on the first mobile carriage 10 as well as pads 27 arranged on the second mobile carriage 20.
  • the guide rails 26 and the pads 27 are arranged longitudinally in the direction of travel of the second movable carriage 20 so as to give the second movable carriage 20 a substantially rectilinear movement during the movement of the screw of the ball screw type device.
  • first displacement means 11 and the second displacement means 21 are arranged to respectively move the first carriage 10 and the second carriage 20 in two longitudinal directions with one another, these two directions being also transverse to the plane in which the working surface 6 of the concrete block 5.
  • the function of the second mobile carriage 20 then appears to be a fine adjustment of the displacement imparted by the first mobile carriage 10, especially when the latter is in the low position against the stop 18.
  • the second mobile carriage 20 is fixedly fitted so that the abrasive belt 41 'of the machining tool 41 can reach precisely the plane in which the surface to be machined 6 of the concrete blocks 5 to machining when the first mobile carriage 10 is in the low position against the stop 18.
  • the displacement device 4 comprises a third mobile carriage 30 connected on the one hand to the second mobile carriage 20 and, on the other hand, integral with the machining device 40, as well as third moving means 31 of the third carriage 30 relative to the second movable carriage 20.
  • the third mobile carriage 30 is arranged to move in a substantially longitudinal direction to the surface to be machined 6.
  • this displacement is carried out in a direction substantially parallel to the advancement direction of the concrete blocks 5 to be machined by the conveying device 60.
  • the third moving means 31 of the third mobile carriage 30 comprise a motor 32 integral with the second mobile carriage 20, and third transmission means 33 arranged between the motor 32 and the third mobile carriage 30.
  • the motor 32 is disposed near a first lateral side of the second mobile carriage 20.
  • the third transmission means 33 are arranged to convert the rotary movement of the motor 32 into a translation movement of the third mobile carriage 30 relative to the second mobile carriage 20.
  • the maximum translational movement that can thus be performed by the third mobile carriage 30 defines the stroke of the third mobile carriage 30.
  • the axis of rotation of the motor 32 is substantially transverse to the direction of travel of the third mobile carriage 30.
  • the third transmission means 33 comprise a transmission shaft.
  • the transmission shaft comprises a pulley on which is engaged a belt 34 also engaged on an idler pulley disposed near the second lateral side of the second movable carriage 20 opposite the first lateral side near which the engine 32 is located.
  • the third movable carriage 30 is connected to the belt 34 at a relatively fixed point so that the rotation of the motor 32 in a first direction of rotation displaces the third movable carriage 30 towards the front of the frame 2 and a rotation of the motor 32 in a second direction of rotation moves the third movable carriage 30 towards the rear of the frame 2 relative to the direction of advancement of the concrete blocks 5.
  • the third displacement means 31 comprise guide rails 36 disposed on the second mobile carriage 20 as well as pads 37 arranged on the machining device 40 so as to give the machining device 40 a substantially rectilinear movement when the movement of the belt 34.
  • the stroke of the third mobile carriage 30 is equal to the distance separating the intermediate position P2 'from the intermediate position P3' of the machining tool 41.
  • the machining of a concrete block 5 to be bonded by a set 1 requires the displacement of the first carriage 10 and the third carriage 30 of the displacement device 4.
  • the displacement of the second carriage 20 is necessary only during the initial configuration of the assembly 1 to machine in order to calibrate the relative position of the abrasive belt 41 'with the surface to be machined 6 of the concrete block 5 to be machined when the first mobile carriage 10 is in the lower position on its stop 18.
  • the machining device 40 comprises drive means 43 comprising a first roller 44 and a second roller 45 whose axes of rotation 53, 56 are on the one hand substantially parallel to each other and part are substantially parallel to the surface to be machined 6 and oriented substantially transversely to the direction of advancement of the conveying device 60.
  • the first roller 44 and the second roller 45 are held on their axis of rotation 53, 56 respectively by a first crossbar 52 and a second crossbar 55, both shaped "U".
  • the first roller 44 is driven and is driven by a belt connected to a motor 42 integral with the third mobile carriage 30.
  • the first roller 44 is made of steel and comprises a rubber coating with ridges contributing to prevent sliding of the abrasive belt 41 'on the first roller 44.
  • the second roller 45 is smooth steel and is mounted so as to be driven by the action of the abrasive belt 41 '.
  • the machining device 40 comprises holding means 50 of the abrasive belt 41 'of the machining tool 41 on the drive means 43.
  • These holding means 50 comprise tensioning means 51 of the abrasive belt 41 'which themselves comprise a jack 51 disposed in a central position between the first spreader 52 of the first roller 44 and the second spreader 55 of the second roller 45.
  • This jack 51 has a rectilinear stroke which makes it possible to bring the first roller 44 and the second roller 45 closer or more relatively apart, which respectively has the effect of tensioning or relaxing the abrasive belt 41 'on the two rollers 44, 45, especially with a view to its replacement during a maintenance operation.
  • the position of the cylinder 51 is central between the first beam 52 of the first roller 44 and the second beam 55 of the second roller 45 so as to balance the force exerted by the cylinder 51 on the length of the rollers 44, 45.
  • the holding means 50 also comprise oscillating movement cylinders 57 arranged to vary in a plane substantially transverse to the direction of the straight stroke of the cylinder 51, the orientation of the axis of rotation 53 of the first roller 44. relative to the orientation of the axis of rotation 56 of the second roller 45 about a position in which the axis of rotation 53 of the first roller 44 and the axis of rotation 56 of the second roller 45 are substantially in one plan.
  • the movement of these oscillating movement cylinders 57 is coordinated with data from a non-contact sensor (not shown) arranged to detect the relative position of the abrasive belt 41 'on at least one of the two rollers. 44, 45.
  • the abrasive belt 41 includes technical specifications specific to the machining application that is made of it.
  • the abrasive belt 41 ' is made from a support made of cotton or polyester fabric on which are glued grains of silicon carbide, corundum or zirconium having an open or closed grain distribution with different ranges of abrasive belt 41 'to another.
  • the abrasive belt 41 ' also includes a width sufficient to enable it to simultaneously machine a series of concrete blocks 5 having a plurality of concrete blocks 5.
  • the machining of the concrete blocks to be machined 5 is carried out dry with an abrasive belt use speed 41 'of less than 20 m / s.
  • the machining device 40 may further comprise a second abrasive belt 41 'in order to increase the machining efficiency.
  • This second abrasive belt 41 ' may follow the same cycle as the first abrasive belt 41' presented above or a cycle in the opposite direction.
  • the direction of rotation of the abrasive belts 41 ' can also be identical or reversed depending on the desired configuration.
  • the machining device 40 of the assembly 1 also comprises a cowling 46 partially surrounding the abrasive belt 41 '.
  • This cowling 46 defines an interior volume inside which is projected the majority of the dust resulting from the machining of the concrete blocks 5 by the abrasive belt 41 '.
  • the assembly 1 comprises suction means (not shown) arranged to collect at least dust in the interior volume defined by the cowling 46.
  • the present invention relates to a grinding station 100 comprising the conveying device 60 mentioned previously and which routes the concrete blocks 5 to be bonded and previously machined and their molding panel 70 to the assembly 1.
  • the conveying device 60 conveys the blocks of concrete 5 to be machined in a forward movement comprising a rest phase, for example a stepwise movement successively alternating a rest phase and a forward phase.
  • the concrete blocks 5 and their molding panel 70 are arranged on the conveying device 60 so that the surface to be machined 6 is opposed to the contact surface of the concrete blocks 5 with their molding panel 70 and in such a way that the first edge 7 and the second edge 8 of each concrete block 5 are arranged transversely to the direction of advance of the conveying device 60.
  • the rest phase of the forward movement of the conveying device 60 makes it possible to position a first series of concrete blocks 5 under the first abrasive belt 41 'and a second series of concrete blocks 5 under the second abrasive belt 41'.
  • the conveyor device 60 is then immobile and each of the abrasive belts 41 'is disposed above its respective series of concrete block 5 to be machined in the first position P1 illustrated in FIG. figure 9 .
  • the displacement device 4 then starts a cycle as described above.
  • the movements of the machining tool 41 are synchronized with the movements of the conveying device 60 so that the abrasive belt 41 'machines the surface to be machined. concrete blocks 5 to be bonded when the conveying device 60 is in a rest phase.
  • a production line will preferably incorporate a rectification station 100 above the output transfer of a descender so as to perform the rectification operation in masked time during stopping of the transfer.
  • the conveying device 60 conveys the concrete blocks 5 to be machined from the descender to the assembly 1.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Claims (17)

  1. Schleifstation (100), Folgendes umfassend:
    - eine Einheit (1) zur Bearbeitung zumindest eines zu verbindenden Betonblocks (5), eine Fläche (6) zur Bearbeitung umfassend, wobei die besagte Fläche (6) zur Bearbeitung eine erste Kante (7) und eine zweite Kante (8) umfasst, die sich gegenüber der ersten Kante (7) befindet, wobei die besagte Einheit (1) zur Bearbeitung Folgendes umfasst:
    - ein Gestell (2), das dazu bestimmt ist, im Verhältnis zu einem Ständer (3) feststehend zu sein,
    - zumindest eine Bearbeitungseinrichtung (40), die mit dem Gestell (2) verbunden ist und ein Bearbeitungswerkzeug (41) enthält, das ein Schleifband (41') umfasst,
    - eine Fördereinrichtung (60), die angeordnet ist, um den zumindest einen Betonblock (5), der auf einer Formplatte (70) angeordnet ist, entlang einer Vorschubrichtung für den zumindest einen Betonblock (5) zur Einheit (1) zu befördern, die im Wesentlichen parallel zur Fläche (6) zur Bearbeitung des Betonblocks (5) verläuft, wobei die besagte Schleifstation (100) dadurch gekennzeichnet ist, dass die Bearbeitungseinrichtung (41) im Verhältnis zum Gestell (2) mobil ist, und dadurch, dass sie Folgendes umfasst:
    - eine Bewegungsvorrichtung (4) für das Schleifband (41') des Bearbeitungswerkzeugs (41) im Verhältnis zu dem zumindest einen zu bearbeitenden Betonblock (5), wobei die Bewegungsvorrichtung (4) angeordnet ist, um das Schleifband (41') des Bearbeitungswerkzeugs (41) entsprechend einem Zyklus zu bewegen, der zumindest Folgendes umfasst:
    - eine erste Position (P1), in der das Schleifband (41') des Bearbeitungswerkzeugs (41) von der besagten Fläche (6) zur Bearbeitung des zumindest einen Betonblocks (5) entfernt ist,
    - eine zweite Position (P2), in der das Schleifband (41') des Bearbeitungswerkzeugs (41) in Kontakt mit der ersten Kante (7) der besagten Fläche (6) zur Bearbeitung des zumindest einen Betonblocks (5) steht,
    - eine dritte Position (P3), in der das Schleifband (41') des Bearbeitungswerkzeugs (41) in Kontakt mit der zweiten Kante (8) der besagten Fläche (6) zur Bearbeitung des zumindest einen Betonblocks (5) steht.
  2. Schleifstation (100) nach Anspruch 1, wobei die Bewegungsvorrichtung (9) Folgendes umfasst:
    - einen ersten Schlitten (10), der in mobiler Form mit dem Gestell (2) verbunden ist,
    - erste Bewegungsmittel (11) für den ersten Schlitten (10) im Verhältnis zum Gestell (2),
    - einen zweiten Schlitten (20), der in mobiler Form mit dem ersten Schlitten (10) verbunden ist,
    - zweite Bewegungsmittel (21) für den zweiten Schlitten (20) im Verhältnis zum ersten Schlitten (10),
    - einen dritten Schlitten (30), der einerseits in mobiler Form mit dem zweiten Schlitten (20) verbunden ist, und der andererseits in feststehender Form mit der Bearbeitungseinrichtung (40) verbunden ist,
    - dritte Bewegungsmittel (31) für den dritten Schlitten (30) im Verhältnis zum zweiten Schlitten (20).
  3. Schleifstation (100) nach Anspruch 2, wobei:
    - die ersten Bewegungsmittel (11) und die zweiten Bewegungsmittel (31) angeordnet sind, um jeweils den ersten Schlitten (10) und den zweiten Schlitten (20) in zwei im Wesentlichen parallele Richtungen zu bewegen, und
    - die ersten Bewegungsmittel (11) oder die zweiten Bewegungsmittel (21) und die dritten Bewegungsmittel (31) angeordnet sind, um jeweils den ersten Schlitten (10) oder den zweiten Schlitten (20) und den dritten Schlitten (30) in zwei im Wesentlichen senkrechte Richtungen zu bewegen.
  4. Schleifstation (100) nach einem der Ansprüche 2 oder 3, wobei die ersten Bewegungsmittel (11) für den ersten Schlitten (10) im Verhältnis zum Gestell (2) oder die zweiten Bewegungsmittel (21) für den zweiten Schlitten (20) im Verhältnis zum ersten Schlitten (10) angeordnet sind, um jeweils dem ersten Schlitten (10) oder dem zweiten Schlitten (20) eine Translationsbewegung im Wesentlichen quer zu einer Ebene zu übertragen, auf der die Fläche (6) zur Bearbeitung des zumindest einen zu verbindenden Betonblocks (5) eingeschrieben ist.
  5. Schleifstation (100) nach Anspruch 4, wobei die dritten Bewegungsmittel (31) für den dritten Schlitten (30) im Verhältnis zum zweiten Schlitten (20) angeordnet sind, um dem dritten Schlitten (20) eine Translationsbewegung im Wesentlichen parallel zur Ebene zu übertragen, auf der die Fläche (6) zur Bearbeitung des zumindest einen zu verbindenden Betonblocks (5) eingeschrieben ist.
  6. Schleifstation (100) nach Anspruch 5, wobei der erste Schlitten (10) zumindest einen Anschlag (18) enthält, der angeordnet ist, um die Bewegung des ersten Schlittens (10) im Verhältnis zum Gestell (2) einzuschränken, um die Bewegung des Bearbeitungswerkzeugs (41) im Verhältnis zur Fläche (6) zur Bearbeitung des zumindest einen zu verbindenden Betonblocks (5) einzuschränken.
  7. Schleifstation (100) nach einem der Ansprüche 2 bis 6, wobei der erste Schlitten (10) Querträger (19) umfasst, die dazu bestimmt sind, eine Vorschubbewegung eines zu verbindenden Betonblocks (5) einzuschränken, der von der Bearbeitungseinrichtung (40) oder einer Fördereinrichtung (60) angetrieben werden kann.
  8. Schleifstation (100) nach einem der Ansprüche 1 bis 7, eine Verkleidung (46) umfassend, die das Bearbeitungswerkzeug (41) teilweise abdeckt.
  9. Schleifstation (100) nach Anspruch 8, Saugmittel umfassend, die angeordnet sind, um zumindest den Staub aufzunehmen, der sich in einem Innenvolumen befindet, das durch die Verkleidung (46) eingegrenzt wird.
  10. Schleifstation (100) nach einem der Ansprüche 1 bis 9, wobei die Bearbeitungseinrichtung (40) Mittel zum Festhalten (50) des Schleifbandes (41') des zumindest einen Bearbeitungswerkzeugs (41) auf Antriebsmitteln (43) enthält, die eine erste Walze (44) und eine zweite Walze (45) enthalten.
  11. Schleifstation (100) nach Anspruch 10, wobei die Mittel zum Festhalten (50) Mittel zum Spannen (51) des Schleifbandes (41') des zumindest einen Bearbeitungswerkzeugs (41) enthalten.
  12. Schleifstation (100) nach Anspruch 11, wobei die Mittel zum Spannen (51) einen Zylinder (51) enthalten, der eine geradlinige Bewegung ausführt.
  13. Schleifstation (100) nach einem der Ansprüche 11 oder 12, wobei die Mittel zum Spannen (51) derart zwischen der ersten Walze (44) und der zweiten Walze (45) angeordnet sind, um die erste Walze (44) und die zweite Walze (45) auseinander- oder zueinander zu bewegen.
  14. Schleifstation (100) nach einem der Ansprüche 12 oder 13, wobei die Mittel zum Festhalten (50) des Schleifbandes (41') des zumindest einen Bearbeitungswerkzeugs (41) auf den Antriebsmitteln (43) Zylinder mit oszillierender Bewegung (57) enthalten, die angeordnet sind, um auf einer im Wesentlichen querlaufenden Ebene zur Richtung der geradlinigen Bewegung des Zylinders (51) die Ausrichtung der Drehachse (53) der ersten Walze (44) im Verhältnis zur Ausrichtung der Drehachse (56) der zweiten Walze (45) um eine Position zu ändern, in der die Drehachse (53) der ersten Walze (44) und die Drehachse (56) der zweiten Walze (45) im Wesentlichen auf derselben Ebene liegen.
  15. Schleifstation (100) nach einem der Ansprüche 1 bis 14, wobei die besagte Fördereinrichtung (60) dem zumindest einen Betonblock (5) eine Vorschubbewegung überträgt, die eine Ruhephase umfasst.
  16. Schleifstation (100) nach Anspruch 15, wobei die Bewegungen des Bearbeitungswerkzeugs (41) mit den Bewegungen der Fördereinrichtung (60) synchronisiert sind, sodass das Bearbeitungswerkzeug (41) die zu bearbeitende Fläche (6) eines zu verbindenden Betonblocks (5) bearbeitet, wenn sich die Fördereinrichtung (60) in einer Ruhephase befindet.
  17. Schleifstation (100) nach einem der Ansprüche 1 bis 16, wobei die Fördereinrichtung (60) derart konfiguriert ist, dass der zumindest eine Betonblock (5) und die Formplatte (70) derart auf der Fördereinrichtung (60) angeordnet sind, dass sich die Fläche (6) zur Bearbeitung gegenüber der Kontaktfläche des zumindest einen Betonblocks (5) mit der Formplatte (70) befindet, und derart, dass die erste Kante (7) und die zweite Kante (8) des zumindest einen Betonblocks (5) quer zur Vorschubrichtung der Fördereinrichtung (60) angeordnet sind.
EP13163581.5A 2012-04-23 2013-04-12 Schleifvorrichtung zum Bearbeiten mindestens eines Betonblocks zum Verkleben. Active EP2656969B1 (de)

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FR1253697A FR2989615B1 (fr) 2012-04-23 2012-04-23 Ensemble pour usiner au moins un bloc de beton a coller et poste de rectification comprenant un tel ensemble

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CN104002219A (zh) * 2014-06-18 2014-08-27 青岛建诚伟业机械制造有限公司 一种宽带砂光机
CN106166700B (zh) * 2016-08-31 2018-01-02 励泰家具（清远）有限公司 一种砂光效果良好的双头海绵砂设备
BE1024541B1 (nl) * 2016-11-28 2018-04-03 Dou-Beton Werkwijze en inrichting voor het vervaardigen van prefab betonblokken
CN112091781B (zh) * 2020-09-01 2021-07-13 江西浩丞精密科技有限公司 一种机械数控加工中心刀盘生产用平面拉丝设备

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DE8900099U1 (de) * 1989-01-05 1989-03-30 Nelles, Willy, 5067 Kürten Mauerstein
IT1310842B1 (it) * 1999-09-28 2002-02-22 Vasco Benassati Apparecchiatura per la sbavatura di prodotti ceramici, in particolarepiastrelle smaltate.
DE102007022581A1 (de) * 2007-05-11 2008-11-20 Heesemann, Jürgen, Dipl.-Ing. Schleifaggregat als Werkzeug für eine Bearbeitungsvorrichtung

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