EP3546165B1 - Dispositif et procédé de fabrication de composants en béton structurés en surface - Google Patents

Dispositif et procédé de fabrication de composants en béton structurés en surface Download PDF

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Publication number
EP3546165B1
EP3546165B1 EP18211121.1A EP18211121A EP3546165B1 EP 3546165 B1 EP3546165 B1 EP 3546165B1 EP 18211121 A EP18211121 A EP 18211121A EP 3546165 B1 EP3546165 B1 EP 3546165B1
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EP
European Patent Office
Prior art keywords
concrete block
distribution
pourable material
portioning
opening element
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.)
Active
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EP18211121.1A
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German (de)
English (en)
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EP3546165A1 (fr
Inventor
Wilfried Polle
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Lithonplus GmbH and Co KG
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Lithonplus GmbH and Co KG
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Filing date
Publication date
Priority claimed from DE202017107803.5U external-priority patent/DE202017107803U1/de
Priority claimed from DE102017130870.9A external-priority patent/DE102017130870A1/de
Application filed by Lithonplus GmbH and Co KG filed Critical Lithonplus GmbH and Co KG
Publication of EP3546165A1 publication Critical patent/EP3546165A1/fr
Application granted granted Critical
Publication of EP3546165B1 publication Critical patent/EP3546165B1/fr
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
    • B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
    • B28B13/026—Feeding the moulding material in measured quantities from a container or silo by using a movable hopper transferring the moulding material to the moulding cavities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/04—Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers
    • B28B11/047—Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers by pooring, e.g. curtain coating

Definitions

  • the invention relates to a concrete block manufacturing device for distributing free-flowing material, in particular granules, to form a surface layer of such material on a concrete block base body. Furthermore, the invention relates to a concrete block production method with such a concrete block production device.
  • At least one component of a free-flowing material is fed into the concrete block production device and through the method.
  • the device comprises a feed element, a distributor device and at least one opening element, so that the component can be trickled flatly onto the surface of a concrete block base body.
  • the aim of the device and the method is the production of a concrete block with at least two or more colors, mostly speckled surface, which can be created by sprinkling the or various free-flowing components with an individually selectable color.
  • Devices and methods are known from the prior art which are designed to apply a surface layer of at least one component and a mixture of at least two different components to a concrete block base body.
  • EP 2 910 354 A1 an apparatus and a method for applying patterned surface structures to paving stones and for producing the paving stones.
  • Different material can be conveyed to the mold templates for the production of the paving stones via a filling carriage, which is mounted so that it can be moved along a guide rail.
  • the filling carriage has a first chamber in which base material is stored and at least one second chamber in which material for applying the surface structure is stored.
  • the material of the second chamber can reach at least one perforated plate via a feed device. This is done via at least one movable dosing element in the form of a mill wheel.
  • the DE 10 2014 010 259 A1 discloses a manufacturing method for concrete elements.
  • the concrete elements have at least one concrete layer. Concrete is poured into a mold for at least one element. Subsequently, the concrete by means of vibration and / or stamping compacted. At least one portion of a granular material is applied to the concrete layer before compaction by means of an application device. This can consist of colored or differently colored granular material. The material can be scattered or thrown onto the concrete layer by means of the application device, with the application device having at least one trickling device, a centrifugal disk or a paddle wheel.
  • the applicator includes a paddle wheel which rotates about an axis orthogonal to the surface of the mold making base, allowing the material to be spread over a surface.
  • the EP 1510 314 B1 shows a method and a device for the production of multi-colored concrete blocks, comprising a silo and a filling carriage that can be moved between the silo and a mold template.
  • the silo has at least two chambers that can fill different material into the at least two receiving spaces of the filling car.
  • the filling car is first placed and filled below the silo and then moved to the mold templates for the production of the concrete blocks.
  • the concrete block is filled with the material from the first receiving space when driving there.
  • a surface layer is applied with the material of the second receiving space.
  • a distribution roller can be arranged at each of the outlets of the receiving space, so that the material is evenly distributed from the receiving space onto the template. The distribution rollers run over the entire length of the outlets of the receiving chambers and are thus loaded with material over the entire length
  • the U.S. 2008/079185 A1 shows a device for the production of ceramic tiles.
  • the device can be used to produce tiles whose pattern is not only arranged on the surface but runs through the entire thickness of the tile.
  • the material for the tile is fed in a slurry-like form.
  • the sludge is fed to a casting mold via a collecting device.
  • the one in the GB 360 788A disclosed device shows a device according to the preamble of claim 1, more particularly how first a liquid material and solid material from two different feed devices are mixed and then filled into a mold.
  • the U.S. 2011/147972 A1 shows a method of pouring material into a mold.
  • the aim of the process is to fill the mold in a time-optimized manner, ie in the shortest possible time.
  • a tub is provided for this purpose, which has a pivoting flap on the underside. After the tub is full, the flap is opened abruptly via the swivel joint, so that the entire contents of the tub fall onto the one below arranged forms can impinge.
  • the aim is to fill the entire mold with just one such dose.
  • a very long silo with a very long opening area would therefore be required for the simultaneous production of surface layers on several concrete blocks arranged next to one another. Accordingly, the number of surface layers to be produced at the same time is limited by the length of the opening area of the silo. Furthermore, when the filling level of a silo with a very long opening area is low, an evenly distributed material distribution over the length of the opening area cannot always be ensured.
  • the design in the area of distribution and further transport of the free-flowing material within the device or in such a method is decisive in optimizing the production times of surface layers with a constant layer thickness on concrete blocks.
  • the work step from feeding the free-flowing material from any storage container to spreading it over a concrete block surface plays an important role.
  • the object of the invention is therefore to propose a concrete block production device and a method with which a free-flowing material made from at least one component, preferably from two or more components that can be mixed individually in proportion, is used to form a surface layer on a concrete block, regardless of the design of the feed area , in particular the length, the device can be fed, and still an at least linear distribution of the material is guaranteed.
  • a free-flowing material made from at least one component, preferably from two or more components that can be mixed individually in proportion, is used to form a surface layer on a concrete block, regardless of the design of the feed area , in particular the length, the device can be fed, and still an at least linear distribution of the material is guaranteed.
  • the supply from any container i. H. Containers of any shape and size.
  • a decanting process into a container specially dimensioned for the system is not required.
  • the number of surface layers to be produced synchronously on concrete blocks arranged next to one another is not limited by the length of the feed region from a
  • the object of the invention is that the component from which the material is made can be exchanged quickly and flexibly in order to be able to produce surfaces from different components one after the other without having to put up with long downtimes of the system.
  • the subject matter of the invention is a concrete block production device for distributing free-flowing material, in particular granules, to form a surface layer of such material on a concrete block base body, with at least one component of a free-flowing material being able to be fed to the device and the concrete block production device having a feed element, comprises a distributor device and at least one opening element.
  • the free-flowing material can be fed to the feed element at points, i.e. zero-dimensionally, with the distributor device being connected to the feed element and the free-flowing material then being evenly distributed via the distribution device over a linear distribution path, i.e.
  • the distribution device having a comprises a helical or snail-shaped conveying unit which can exert a rotational movement about a longitudinal axis, as a result of which the free-flowing material can be evenly distributed over the length of the conveying unit as a distribution path, and the distribution device is connected to the at least one opening element and the free-flowing material is evenly distributed over a distribution path over the opening element can be conveyed out and can be applied via this opening element to a surface of the concrete block base body to form a linear trickle path.
  • a device which can be fed from one, two or more silos free-flowing infill granules to a feed element, the granules are then distributed over a length and at least one-dimensional, ie. can leave the device linearly.
  • the supply from the silos can take place, for example, via at least one conveyor belt.
  • the material from the feed element is distributed over a linear path via a distribution device.
  • the material is then conveyed out of the device via a linear opening element and applied to a non-hardened surface of a concrete product, with the distributor device advantageously being able to be moved relative to the surface of the concrete product and the material being distributed over a large area, i. H. can be applied at least two-dimensionally to the surface.
  • the level on which the concrete block base bodies rest can be shifted relative to the device, so that an at least two-dimensional surface layer can be produced.
  • the concrete block base can be provided with a facing layer that is not yet solidified, i.e. not completely set, into which the free-flowing material is sprinkled and embedded, or it can have a surface that is not yet solidified for this purpose.
  • the free-flowing material is applied to an already set, i.e. solidified base body and is applied in an additional fastening step, e.g. by means of an adhesive material, to an already solidified base body.
  • the free-flowing material can also have a self-adhesive property in order to solidify on the surface.
  • the free-flowing material or granules is a granular to powdery, easily pourable solid and can be, for example, mineral granules, in particular rock or sand granules, glass granules or plastic or wood granules. It is also conceivable that the free-flowing material contains or consists of metallic or other granular or powdery substances.
  • the free-flowing material is preferably of a different color than the concrete block base material in order to create a visually pleasing effect.
  • Free-flowing material consisting of at least one component from any container can be fed to a device according to the invention at certain points, for example via a conveyor belt, with an evenly distributed linear distribution of the material is ensured when exiting the device.
  • the material can, for example, be fed directly from the storage container to the feed element via a type of funnel, at least one conveyor belt or the like.
  • the feed element can also be in the form of a funnel or a hollow cylinder or a combination thereof, with the opening cross section of the feed element having a small diameter or a small longest cross-sectional dimension in relation to the length of the distributor device. This ensures that the material is fed in at specific points.
  • the distributor device is advantageously first completely filled with the material.
  • the opening element can then be opened and the material can leave the linear opening element in an evenly distributed manner.
  • the opening element is advantageously kept closed until the new material or the new mixing ratio is distributed over the entire length of the distributor device, ie completely fills the distributor device.
  • the distribution device also includes a spiral-shaped or snail-shaped conveying unit, which can exert a rotational movement about a longitudinal axis L1, as a result of which the free-flowing material can be distributed evenly over the length of the conveying unit as a distribution path.
  • the spiral or screw conveyor is advantageously arranged over the entire length of the distributor device.
  • the axis of rotation advantageously runs parallel to the opening element.
  • the spiral or screw conveyor is advantageously of the same design over the entire length. This ensures that the material is evenly distributed over the entire length of the distribution device.
  • the feed element is preferably arranged at one end of the spiral or screw conveyor, so that the material is fed directly at one end of the conveyor unit.
  • the device for portioning the free-flowing material comprises a portioning device. This ensures that the material does not hit a concrete block surface in an indefinable quantity when leaving through the opening element and that a surface layer with an unequal layer thickness is generated.
  • the amount of material that is to be conveyed out of the device can be determined by portioning the material.
  • the portioning device also includes a spiked roller with separating elements, with the spiked roller being able to rotate about a longitudinal axis L2 and the free-flowing material being able to be stored between the separating elements and conveyed out via an opening element on the underside of the portioning device, with the longitudinal axis L2 of the portioning device preferably being parallel and below the Longitudinal axis L1 of the distribution device is aligned.
  • the material is fed from the distribution device via the opening element of the spiked roller. By rotating the spiked roller, the material is temporarily stored between the individual separating elements in individual peripheral sections of the spiked roller.
  • the amount of material leaving the device can be determined by the rotational speed of the spiked roller and the size of the peripheral side sections.
  • All separating elements are advantageously designed as flat surfaces.
  • the separating elements are advantageously all arranged at the same distance from the respectively adjacent separating element.
  • the spiked roller is advantageously divided into sections of equal size. In this case, for example, eight separating elements can be arranged around the circumference of the spiked roller.
  • the screw conveyor performs the task of longitudinally distributing the granules and the spiked roller performs the controlled delivery of the granules onto the surface of the concrete product.
  • the feeding of the granules takes place in a quasi 0-dimensional manner, with the screw conveyor carrying out a 1-dimensional distribution and the rotation of the spiked roller in combination with a relative movement causes a 2-dimensional granulate distribution.
  • two conveyor belts and one mixing conveyor belt can be included, with a desired mixing ratio of at least two or more components, in particular components of different colors, of the free-flowing material being able to be fed to the device.
  • these components can first be conveyed out of the respective storage container via a conveyor belt and then directed onto a common mixing conveyor belt.
  • the mixing ratio of the components can be controlled individually.
  • the material that is on the conveyor belt with a faster conveying speed is therefore present in a greater proportion on the mixing conveyor belt than the material that is supplied with a conveyor belt with a lower conveying speed.
  • the quantity ratios of different components can be set in an individually controllable manner.
  • the mixing ratio can be controlled via the quantity with which the individual components are fed to the different conveyor belts.
  • the device can be moved in at least one direction orthogonal to the longitudinal extent of the opening element over the surface of the concrete block base body or a plane with the concrete block base bodies be movable in a direction orthogonal to the concrete block production device, so that the free-flowing material can be distributed in a trickle-like manner onto a surface to form a surface layer, i.e. at least one two-dimensional plane, with a travel speed of the concrete block production device or the plane with the concrete block base bodies having a Layer thickness of the surface layer is controllable.
  • an at least two-dimensional flat surface layer can be formed from a one-dimensional distribution of the material by moving the device or the plane on which the concrete block base bodies are arranged relative to the concrete block surface or relative to the device will.
  • the layer thickness of the surface layer can be controlled via the travel speed of the device or the level with the concrete block base bodies.
  • the feed element can be arranged in an end region of the distributor device, so that the free-flowing material can be introduced into the distributor device in a point-like manner. If the feed element is arranged in an end area of the distribution device, it can be reached very easily with a storage silo, a hopper or a conveyor belt. The filling of the device is therefore very simple, flexible and fast. Furthermore, it is easy to switch between filling with different storage silos. Likewise, the material only has to be distributed in one direction with the distributor device in order to fill the entire length of the distributor device. Accordingly, the distribution device distributes the free-flowing material from the one end of the device, on which the feed element is arranged, to the oppositely arranged end of the device.
  • the distribution device can have the same length as the portioning device.
  • the material can be fed to the portioning device over the entire length of the distribution device, as well as over the entire length of the portioning device.
  • the opening element can have the same length as the distributor device.
  • the material can be fed over the entire length of the distribution device with the help of the opening element of the portioning device, as well as over the entire length of the portioning device.
  • the opening element can have the same length as the portioning device.
  • the material can also be fed over the entire length of the opening element over the entire length of the portioning device.
  • the distribution device can have a hollow profile with a round or angular cross-section as a shell, and the opening element can be formed by a linear slot on the underside of the hollow profile, with the slot preferably running over the entire length of the distribution device to define the distribution path.
  • the conveyor unit can also be designed with a round cross section and can extend almost to the inner surface of the hollow profile.
  • a conveyor unit in the form of a snail or spiral can be adapted very well to the shape of the hollow cylinder.
  • the hollow profile also serves as a separating element, so that the material cannot leave the distribution device in an area outside the opening element.
  • the portioning device can have a hollow profile with a round cross-section as a casing, and the opening element can be formed by a linear slot on the underside of the hollow profile, with the slot preferably running over the entire length of the portioning device to define the trickling path.
  • the spiked roller can also be designed with a round cross section and run with the separating elements almost to the inner surface of the hollow profile.
  • a conveyor unit in the form of a roller or spiked roller can be adapted very well to the shape of the hollow cylinder and installed in the portioning device in a space-saving manner.
  • the hollow profile also serves as a separating element, so that the material cannot leave the portioning device in an area outside the opening element and can be stored between the separating elements in a limited manner up to the outlet through the opening element.
  • a conveyor belt can be connected or coupled to the feed element, as a result of which the at least one component, in particular a mixing ratio of at least two components, can be fed in, with the feed element preferably being designed in the form of a funnel or in the form of a hollow cylinder or in a combination thereof .
  • these components can first be conveyed out of the respective storage container via their own conveyor belt and then directed onto a common mixing conveyor belt. Depending on the driving speed of the respective conveyor belts, the mixing ratio of the components on the mixing conveyor belt can be controlled.
  • the material that is on the conveyor belt with a faster conveying speed is therefore present in a greater proportion on the mixing conveyor belt than the material that is fed in with a conveyor belt with a lower conveying speed.
  • the mixing ratio can determine the quantity with which the individual components can be used on the harmless conveyor belts are supplied, are controlled. With a surface layer of, for example, three or four different components, three or four individual conveyor belts can be fed to a mixing conveyor belt. Likewise, the mixing of the individual components can already take place in the storage container or silo and the mixture can be filled directly into the feed element.
  • the surface formed from the free-flowing material can form a surface layer for concrete products and/or paving stones.
  • a layer is used to form different surface structures and/or different colorings, which is used in particular to form replicas of different materials and/or discolorations.
  • a connecting element can be arranged between the opening element of the distributor device and the portioning device, so that the free-flowing material can be fed unhindered and directly to the portioning device along the distribution path, with the length of the distribution path in particular being the same as that of the trickling path. This ensures that the material is only in the desired position, i. H. through the opening element of the portioning device, can leave the device and does not exit the device between the distributor device and the portioning device. Impurities of the surface layer and gradients in the development of the surface thickness of the surface layer can be avoided in this way.
  • the connecting element can be formed by two metal sheets or rails arranged in parallel, which enclose the opening element on the right and left and are connected to the portioning device.
  • metal sheets or rails can also be arranged on the opening element, which can be designed as a slot, which are accordingly arranged inside and preferably parallel to the metal sheets or rails of the connecting element.
  • the connecting element preferably has the same length as the opening element.
  • the portioning device is therefore preferably designed in a slotted manner between the two metal sheets that form the connecting element.
  • the subject matter of the invention is also a concrete block production method for applying a surface layer of free-flowing material using a previously mentioned device.
  • a method is proposed with which from one, two or more silos via a conveyor belt, for example, free-flowing infill granules are fed selectively to a feed element and then distributed over a length and at least one-dimensionally, ie. is conveyed out linearly to form a surface layer. It is therefore not necessary to produce special feed silos or feed containers with very long opening areas or specially designed opening areas.
  • the method allows free-flowing material from at least one component from any containers to be fed to a feeding element at certain points, while an evenly distributed linear distribution of the material can still be produced to form a surface layer for concrete blocks.
  • the distribution device comprises a spiral or snail-shaped conveyor unit, with which the free-flowing material is distributed at least one-dimensionally, i.e. linearly, over a distribution path that corresponds to the length of the conveyor unit.
  • the material is advantageously distributed over the entire length of the distribution device. This ensures that the material is evenly distributed over the entire length of the distribution device.
  • the feed element is arranged at one end of the spiral or screw conveyor, the material can be fed directly at one end of the conveyor unit through the spiral or screw conveyor and distributed over the entire length of the distribution device.
  • the distributor device is preferably first filled completely with free-flowing material. The opening element is then released and the material can be conveyed out of the distribution device.
  • the device has a portioning device in the form of a spiked roller with separating elements, with the free-flowing material being divided into individual portions, which are separated from one another by the separating elements and a rotation of the spiked roller, and the free-flowing material via an opening element along a linear trickling path is conveyed out of the portioning device by a relative process over a surface or through a surface of the concrete block base body at least two-dimensionally, ie flatly, and applied. This ensures that the material does not hit a concrete block surface in an indefinable quantity when leaving the distributor device through the opening element and that a surface layer with an unequal layer thickness is generated.
  • the amount of material that is to be conveyed out of the device can be determined by portioning the material. By rotating the spiked roller, the material is temporarily stored between the individual separating elements in individual peripheral sections of the spiked roller. The amount of material hitting the surface can be determined via the rotational speed of the spiked roller.
  • the concrete block manufacturing device 10 comprises a distributor device 14 and a portioning device 18, the distributor device 14 being arranged above the portioning device 18 and both having the same length. Both are connected to one another via an opening element 16 and a connecting element 36 so that the free-flowing material (not shown) cannot escape between the distribution device 14 and the portioning device 18 .
  • the opening element 16 has the distribution path L.
  • a feed element 12 in the form of a hollow cylinder is arranged at the left-hand end 26 of the distributor device 14 in the illustration.
  • the distributor device 14 and the portioning device 18 are designed as hollow profiles 30 , 32 and are held in place by a supporting structure 52 .
  • FIG. 12 is a transparent representation of a cross section CC from 1 shown.
  • a helical conveyor unit 22 is arranged within the distribution device 14 .
  • the Feeding element 12 is arranged in the end area of the conveyor unit 22, so that the free-flowing material reaches the conveyor unit directly at one end and only has to be conveyed in one direction (to the right in the illustration).
  • the opening element 16 in the form of two metal sheets 17 is arranged centrally on the underside of the distributor device 14 .
  • the metal sheets 37 of the connecting element 36 enclose the metal sheets 17 of the opening element 16 and are arranged parallel to one another.
  • the metal sheets 37 of the connecting element 36 are attached centrally to the portioning device 18 , the hollow profile 32 of the portioning device 18 being slotted between these two metal sheets 37 .
  • the free-flowing material (not shown) can thus reach the portioning device 18 from the distribution device 14 .
  • the portioning device 18 has a spiked roller 24 on the inside.
  • a plurality of separating elements 38 Arranged along the circumferential surface of the spiked roller 24 are a plurality of separating elements 38 which are each arranged equidistantly along the circumference. As a result, individual partial areas are defined between these separating elements 38, in which a specific quantity of free-flowing material can be stored in portions.
  • the hollow profile 32 is also designed to be slotted in the center on the underside of the portioning device 18 , as a result of which a further opening element 20 is defined.
  • Sheets 21 are also placed along the slot in such a way that the free-flowing material can exit the portioning device 18 in a guided manner.
  • the material can also be guided along the path of the opening element 20 by means of a further guide element on the underside of the concrete block production device 10 and leave the concrete block production device 10 in a controlled manner.
  • FIG. 3 An isometric representation of an embodiment of a concrete block manufacturing device according to the invention is shown 3 .
  • This comprises a distributor device 14 and a portioning device 18, the distributor device 14 being arranged above the portioning device 18, both having the same length and running parallel to one another.
  • the distributor device 14 and the portioning device 18 are designed as hollow profiles 30, 32 and have a cylindrical cross section. Both hollow profiles 30, 32 can have the same dimensions.
  • the feed element 12 is comparable to 1 arranged at the end 26 of the distribution device 14 on the left in the illustration. In this embodiment, the feed element 12 is designed as a hollow cylinder. It could also represent a funnel shape and increase in diameter towards the top of the image.
  • the individual elements are fixed to one another via a support structure 52 .
  • a bottom view of the embodiment 3 displays 4 .
  • the opening element 20 has an opening slit with webs that serve to mechanically reinforce the slit, which runs over the entire length.
  • the distribution device 14 is arranged directly above the portioning device 18, so that the free-flowing material is transferred via the distribution path L from the distribution device 14 to the portioning device 18 and can be discharged by the portioning device 18 in metered portions via the opening slot.
  • a longitudinal section AA of the embodiment of FIGS figs 3 and 4 displays figure 5 .
  • the sectional plane runs centrally through the snail-shaped conveyor unit 22 and makes it clear that the feed element 16 is arranged directly at an axial end of the conveyor unit 22, so that the free-flowing material can be transported in one direction and over the entire length of the conveyor unit 22.
  • the section plane AA runs through the opening element 16, so that a metal sheet 17 of the opening element 16 and a metal sheet 37 of the connecting element 36 become visible.
  • the cutting plane AA runs through a separating element 38 of the spiked roller 24.
  • the separating element 24 is arranged at a constant height over the entire length of the spiked roller 24.
  • FIG. 6 and 7 an embodiment of a concrete block manufacturing device 10 according to the invention with a coupled conveyor belt 50 is shown.
  • two components A and B for example of different colors, of free-flowing material 40 are fed to a mixing conveyor belt 50 via the two conveyor belts 50a and 50b.
  • the free-flowing material 40 for example granules 42, is present in a desired mixing ratio 48 of components A and B on this mixing conveyor belt 50.
  • the mixing ratio 48 can be controlled, for example, via the travel speeds of the two conveyor belts 50a and 50b, or via the quantity of material supplied to the feed hopper 54 from the individual storage containers (not shown).
  • the free-flowing material 40 or granulate 42 is selectively fed to the concrete block manufacturing device 10 via the feeding element 12 via the mixing conveyor belt 50 .
  • a linear distribution to a distribution section L and finally to a trickling section R can then take place with the device 10 .
  • a two-dimensional planar distribution in the form of a surface layer 34 on the surface 28 of the concrete block base bodies 44 can be achieved from this linear distribution by a relative movement between the device 10 and the plane with the concrete block base bodies 44 .
  • the concrete block base bodies 44 are placed next to one another and one behind the other on a plane, so that a number of base bodies 4 can be provided with a surface layer 34 at the same time.
  • the relative movement can be achieved either by moving the device 10 or by moving the plane with the concrete block base bodies 44 .
  • FIG 7 shows a top view of the representation from FIG 6 . It would also be conceivable to connect several partial conveyor belts 50a and 50b to the mixing conveyor belt 50 so that a mixture of more than two components A and B can be produced. The length of the partial conveyor belts 50a and 50b and of the mixing conveyor belt 50 can be selected at will and could also be curved or designed with a curve.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)

Claims (13)

  1. Dispositif de fabrication de parpaings (10), pour la distribution de matériau coulant (40), notamment de granulés (42), pour former une couche superficielle (34) constituée de ce type de matériau sur un corps de base en parpaing (44), sachant qu'au moins un composant (A) d'un matériau coulant (40) peut être acheminé au dispositif (10), comprenant un élément d'alimentation (12), un dispositif distributeur (14) et au moins un élément d'ouverture (16), sachant que le dispositif (10) pour portionner le matériau coulant (40) comprend un dispositif de portionnement (18) qui comprend un cylindre denté (24) avec éléments séparateurs (38), sachant que le cylindre denté (24) peut exercer un mouvement de rotation autour d'un axe longitudinal (L2) et que le matériau coulant (40) est logeable entre les éléments séparateurs (38) et évacuable via un élément d'ouverture (20) sur la face inférieure du dispositif de portionnement (18), caractérisé en ce que le matériau coulant (40) peut être amené ponctuellement, c.-à-d. à zéro dimension, à l'élément d'alimentation (12), sachant que le dispositif de distribution (14) est relié au dispositif d'alimentation (12) et que le matériau coulant (40) est distribuable ensuite uniformément via le dispositif de distribution (14) sur une trajectoire de distribution de forme linéaire (L), c.-à-d. à une dimension, sachant que le dispositif de distribution (14) comprend une unité de convoyage (22) de forme spiroïdale ou hélicoïdale qui peut exercer un mouvement de rotation autour d'un axe longitudinal (L1), si bien que le matériau coulant (40) peut être réparti uniformément sur la longueur de l'unité de convoyage (22) comme trajectoire de distribution (L), et que le dispositif de distribution (14) est relié audit au moins un élément d'ouverture (16) et que le matériau coulant (40) est évacuable via une trajectoire de répartition (L), réparti uniformément via l'élément d'ouverture (16) et applicable via cet élément d'ouverture (16) sur une surface (28) du corps de base en parpaing (44) pour former une trajectoire de ruissellement (R) de forme linéaire, sachant que de préférence l'axe longitudinal (L2) du dispositif de portionnement (18) est orienté parallèlement et en dessous de l'axe longitudinal (L1) du dispositif de distribution (14).
  2. Dispositif de fabrication de parpaings (10) selon la revendication 1, caractérisé en ce que deux convoyeurs à bande et un convoyeur-mélangeur sont compris, sachant qu'un rapport de mélange souhaité d'au moins deux composants ou plus (A, B), notamment de composants (A, B) de différentes couleurs du matériau coulant (40) peut être amené au dispositif (10).
  3. Dispositif de fabrication de parpaings (10) selon la revendication 1 ou 2, caractérisé en ce que le dispositif (10) est déplaçable dans au moins une direction orthogonalement à l'extension longitudinale de l'élément d'ouverture (16) au-dessus de la surface du corps de base en parpaing (44) ou qu'un plan avec les corps de base en parpaing (44) est déplaçable dans une direction orthogonalement au dispositif de fabrication de parpaings (10) de sorte que le matériau coulant (40) est distribuable sous forme de ruissellement sur une surface (28) pour former une couche superficielle (34), c.-à-d. au moins un plan bidimensionnel, sachant qu'une épaisseur de la surface superficielle (34) peut être commandée par le biais d'une vitesse de déplacement du dispositif de fabrication de parpaings (10) ou du plan avec les corps de base en parpaing (44).
  4. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce que l'élément d'alimentation (12) est disposé dans une zone terminale (26) du dispositif de distribution (14) de sorte que le matériau coulant (40) peut être introduit ponctuellement dans le dispositif de distribution (14).
  5. Dispositif de fabrication de parpaings (10) selon la revendication 1, caractérisé en ce que le dispositif de distribution (14) présente la même longueur que le dispositif de portionnement (18).
  6. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce que l'élément d'ouverture (16) présente la même longueur que le dispositif de distribution (14).
  7. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce que l'élément d'ouverture (20) présente la même longueur que le dispositif de portionnement (18).
  8. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce que le dispositif de distribution (14) présente comme enveloppe un profilé creux (30) à section ronde ou carrée, et que l'élément d'ouverture (16) est constitué par une fente de forme linéaire sur la face inférieure du profilé creux (30), sachant que la fente s'étend de préférence sur toute la longueur du dispositif de distribution (14) pour définir la trajectoire de distribution (L).
  9. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce que le dispositif de portionnement (18) présente comme enveloppe un profilé creux (32) à section ronde, et que l'élément d'ouverture (20) est constitué par une fente de forme linéaire sur la face inférieure du profilé creux (32), sachant que la fente s'étend de préférence sur toute la longueur du dispositif de portionnement (18) pour définir la trajectoire de ruissellement (R).
  10. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce qu'un convoyeur à bande est raccordé ou accouplé à l'élément d'alimentation (12), si bien que peut être amené au moins un composant (A), notamment un rapport de mélange d'au moins deux composants (A, B), sachant que l'élément d'alimentation (12) est conçu de préférence sous forme d'entonnoir ou d'un cylindre creux ou d'une combinaison des deux.
  11. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce que la surface constituée du matériau coulant (40) forme une couche superficielle (34) pour des produits en béton et/ou des pavés.
  12. Dispositif de fabrication de parpaings (10) selon une des revendications précédentes, caractérisé en ce qu'un élément de liaison (36) est disposé entre l'élément d'ouverture (16) du dispositif de distribution (14) et le dispositif de portionnement (18) de sorte que le matériau coulant (40) peut être amené sans obstacle et directement le long de la trajectoire de distribution (L) jusqu'au dispositif de portionnement (18), sachant que la longueur de la trajectoire de distribution (L) est égale à celle de la trajectoire de ruissellement (R).
  13. Dispositif de fabrication de parpaings pour appliquer une couche superficielle (34) constituée de matériau coulant (40) avec un dispositif (10) selon une des revendications précédentes, caractérisé en ce que :
    - le matériau coulant (40) avec au moins un composant (A), notamment un rapport de mélange d'au moins deux composants ou plus (A, B) est amené ponctuellement, c.-à-d. à zéro dimension, à l'élément d'alimentation (12),
    - sachant que le matériau coulant (40) est distribué via un dispositif de distribution (14) sur une trajectoire de distribution (L) de forme linéaire, c.-à-d. à au moins une dimension, sachant que le dispositif de distribution (14) comprend une unité de convoyage (22) de forme spiroïdale ou hélicoïdale avec laquelle le matériau coulant (40) est distribué au moins à une dimension, c.-à-d. sous forme linéaire, sur une trajectoire de distribution (L) qui correspond à la longueur de l'unité de convoyage (22),
    - un dispositif de portionnement (18) est compris qui est conçu sous forme de cylindre denté (24) avec des éléments séparateurs (38), sachant que le matériau coulant (40) est distribué en portions individuelles qui sont séparées les unes des autres par les éléments séparateurs (38) et une rotation du cylindre denté (24), et que le matériau coulant (40) est appliqué au moins à deux dimensions, c.-à-d. en nappe, via un élément d'ouverture (20) le long d'une trajectoire de ruissellement (R) de forme linéaire, hors du dispositif de portionnement (18), par déplacement relatif au-dessus d'une surface (28) ou par une surface (28) du corps de base en parpaing (44),
    - le matériau coulant (40) s'écoule via l'élément d'ouverture (16) hors du dispositif de distribution (14) le long d'une trajectoire de distribution (L), et est appliqué au moins à une dimension sur une surface (28),
    - par déplacement du dispositif (10) dans une direction orthogonalement à l'élément d'ouverture (16) et relativement à une surface (28) ou par déplacement du plan, sur lequel est placé ledit au moins un corps de base en parpaing (44), notamment une pluralité de corps de base en parpaing (44), relativement au dispositif (10), le matériau coulant (40) est distribué en nappe sur la surface (28) du corps de base en parpaing (44).
EP18211121.1A 2017-12-21 2018-12-07 Dispositif et procédé de fabrication de composants en béton structurés en surface Active EP3546165B1 (fr)

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DE202017107803.5U DE202017107803U1 (de) 2017-12-21 2017-12-21 Vorrichtung zur Herstellung von oberflächenstrukturierten Betonbauteilen
DE102017130870.9A DE102017130870A1 (de) 2017-12-21 2017-12-21 Vorrichtung und Verfahren zur Herstellung von oberflächenstrukturierten Betonbauteilen

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DE102021125394A1 (de) 2021-09-30 2023-03-30 Lithonplus Gmbh & Co. Kg Vorrichtung und Verfahren zur Herstellung von oberflächenstrukturierten Betonbauteilen
DE202021105285U1 (de) 2021-09-30 2021-10-08 Lithonplus Gmbh & Co. Kg Vorrichtung zur Herstellung von oberflächenstrukturierten Betonbauteilen
EP4159395A1 (fr) 2021-09-30 2023-04-05 Lithonplus GmbH & Co. KG Dispositif et procédé de fabrication de composants en béton à surface structurée

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GB360788A (en) * 1930-03-19 1931-11-12 Antoine Van Thiel Improvements in dosing, mixing and distributing apparatus, more particularly for themanufacture of moulded plates
DE10339143B4 (de) 2003-08-26 2005-10-13 Hess Maschinenfabrik Gmbh & Co. Kg Verfahren und Vorrichtung zum Herstellen mehrfarbiger Betonsteine
MX2007011554A (es) * 2006-09-22 2008-10-28 Scg Building Materials Co Ltd Aparato y metodo para formar un patron en azulejo o losa de ceramica con un grosor prescrito.
US20110147972A1 (en) * 2009-12-17 2011-06-23 Buoni Wayne J Hopper for discharging concrete into a mold
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