Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
  • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
  • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
  • B27N3/08—Moulding or pressing
  • B27N3/24—Moulding or pressing characterised by using continuously acting presses having endless belts or chains moved within the compression zone
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
  • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
  • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
  • B27N3/08—Moulding or pressing
  • B27N3/18—Auxiliary operations, e.g. preheating, humidifying, cutting-off
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B30—PRESSES
  • B30B—PRESSES IN GENERAL
  • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
  • B30B15/32—Discharging presses
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B30—PRESSES
  • B30B—PRESSES IN GENERAL
  • B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
  • B30B5/04—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band
  • B30B5/06—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band

Definitions

• the invention relates to a transfer device for or for a
• the invention relates to a conveying device or for a continuously operating press according to the preamble of claim 1 1.
• the invention relates to a production plant for the production of
• Press plates in particular material plates made of wood and / or other
• the invention relates to a method for operating a
• the pressed material is conveyed between a spatially lower band of the press and a spatially upper band of the press in a production direction and thereby pressed.
• the spatially lower band is diverted via a spatially lower outlet drum at the output of the press.
• the pressed press plates are issued.
• a roller conveyor is arranged, with which the press plates are led from the press to a diagonal saw. Between the lower band of the press in the area of the discharge drum and the beginning of the roller conveyor are firmly mounted
• the area between the spatially lower outlet drum and the beginning of the roller conveyor is usually covered by a suction tunnel and therefore difficult to see and accessible. It may happen that at a production end between the spatially lower outlet drum and the beginning of the roller conveyor or on the roller conveyor itself shorter plate pieces that not yet to follow
• Transport device have arrived, remain lying. These plate pieces can at the next production start with a plate beginning of the following press plate jam. This can lead to a damming of the press plate and thus to a production interruption with correspondingly complex maintenance.
• the object of the invention is to design a transfer device, a conveyor, a production system and a method of the type mentioned, in which it can be avoided that pressed pieces of pressed material whose
• Extension in the direction of production is below a predetermined or predeterminable level, in the area between the exit of the press and the beginning of the
• Actuating means which for moving the at least one
• the gap between the exit of the press and the beginning of the conveyor track in the release position of the at least one bridging element can be released, so that shorter pressed pieces of pressed material can fall downwards out of the conveying path in accordance with gravity. In this way it is prevented that the pressing pieces remain in an area in which they can not be transported by the spatially lower band of the press or the conveyor track.
• the gap can be bridged in the closed position with the at least one bridging element, so that the press plates can be transferred from the output of the press to the beginning of the conveyor track.
• the at least one bridging element is movable between a closed position and a release position.
• the at least one bridging element is connected for movement with at least one actuating device. In this way, the at least one
• the at least one bridging element can also be actuated correspondingly in areas which are difficult to access from the outside. It may be waived to remove components of the production plant to remove any pressing.
• the at least one bridging element can be moved out of the firing position into the release position.
• the at least one bridging element can be moved into the release position as soon as a pressing plate currently conveyed with the conveying device has reached the end of the conveying device or the beginning of a further processing device, in particular a saw.
• Production ends may follow shorter plate pieces in this phase of operation of the currently conveyed press plate, which may remain in the area between the press and the conveyor track or on the conveyor track itself. By releasing the gap, such shorter plate pieces can fall down through the gap from the conveyor. Plate pieces that have exceeded the gap, but have not yet reached the following transport device and thus would remain on the conveyor track, are transported by the conveyor track, the conveying elements are all driven. Altogether so by means of
• At least one bridging element production loss, which is caused by clamped plate pieces are reduced.
• the at least one bridging element releases the gap at least partially.
• the at least one bridging element releases the gap at least partially.
• the gap with the at least one bridging element can only be partially released. Due to the clear width of the gap, the expansion of the pressing pieces, which should fall through the gap, can be specified.
• the press has a spatially lower band, which runs at the exit of the press on a spatial lower outlet drum.
• the spatially lower band is deflected over the spatially lower outlet drum.
• the press plates are conveyed through the press and pressed accordingly.
• the press may additionally have a spatially upper band.
• the press plates on opposite sides, in particular up and down, are performed.
• With a lower strand of the spatially upper band The pressed material can be pressed against the upper run of the spatially lower band.
• the spatially upper outlet drum may be arranged spatially above or obliquely above the spatially lower outlet drum.
• the press plates can thus be guided and output more uniformly at the exit of the press.
• the at least one bridging element can be movably mounted on the side of the conveyor track. In this way it can be mounted together with the conveyor track and optionally removed.
• the transfer device may be part of a conveying device.
• the transfer device can be pre-assembled with the conveyor and / or arranged on the press.
• the transfer device can be pre-assembled with the conveyor and / or arranged on the press.
• Transfer device be a separate part, which combined with the conveyor track and / or the press, in particular, can be connected.
• the conveyor device can advantageously have at least one conveyor track for conveying the press plates, in particular for further processing.
• the conveyor track may comprise or consist of at least one roller conveyor.
• Roller conveyors have rollers as conveying elements.
• Roller conveyors can be conveyed easily, evenly and for the press plates in the production direction.
• At least one of the rollers of the at least one roller conveyor can be driven.
• the press plates can be actively transported with the rollers.
• several, in particular all roles be driven.
• the press plates can be more uniform and gentler to get promoted. Plate pieces that have come on the roller conveyor can be promoted so on, for example, the diagonal saw or for discharge.
• the rollers of the roller conveyor via at least one
• Belt drive and / or driven at least one chain drive or the like can be realized in a simple, space-saving and / or low-maintenance manner.
• the conveyor track may be at least one other type
• Conveyor in particular a conveyor belt or the like, have.
• At least the transfer device in particular a transfer module with at least a portion of the conveyor track and the
• Transfer device to save space in the area of a suction, in particular under a suction, be arranged. In this way, a maintenance in the area blocked by the suction can be reduced.
• At least one bridging element may have an elongated shape and with its longitudinal direction along the
• the at least one bridging element can bridge a corresponding large clear width between the exit of the press and the beginning of the conveying path. Because of its correspondingly smaller extent in its transverse directions, the at least one bridging element can save space in a transverse to
• the at least one bridging element can also be accommodated in free spaces of the conveyor track.
• the at least one bridging element can be designed as a rod.
• Rods are dimensioned significantly smaller in their transverse directions than in their longitudinal directions.
• the at least one bridging element can thus better slide along the lower band.
• the bridging nose of the at least one bridging element can be better supported on the lower band.
• the bridging nose of the at least one bridging element can lie flat against the spatially lower band. Thus, a more even and planar force transmission from the bridging nose in any support on the lower band can be done. The risk of damage to the band, in particular by scratches or dents, by the bridging nose can be avoided.
• the at least one bridging element can lie flat against the spatially lower band.
• Production direction front side of a press plate gently and without or only with little transition, preferably without step, are transferred from the spatially lower band to the at least one bridging element. Due to the fact that the at least one bridging element attaches to the lower band in the spatially upper quarter of the facing circumferential side of the discharge drum, it is possible to prevent the pressing plate from freely moving out without support when leaving the lower band. A press plate that moves out freely without support, could be bent or even break.
• Bridging element in the closed position in the spatially upper quarter of the facing peripheral side of the discharge drum abut the lower belt. With the bridging nose, the bridging element can rest wear on the lower band, be supported and slide along it with little wear.
• Bridging element have at least in the region of one of the discharge drum end facing a material or consist of which is softer than the material of the lower band. In this way it can be avoided that the bridging element on the lower band leaves mechanical marks, in particular scratches, grooves or dents. Such damage to the lower band can leave disturbing marks on the press plates.
• the at least one bridging element comprise or consist of wood at least in the region of its end.
• Suitable wood is a soft material compared to metal. Suitable wood leaves no scratch marks when sliding against metal. In this way, bridging elements with or made of wood can be used well in conjunction with steel lower bands.
• the at least one bridging element can be made entirely of the corresponding material, in particular wood. In this way, the at least one bridging element can be easily manufactured in one piece.
• Bridging element have the appropriate material or consist of it. In this way, the at least one bridging element can be manufactured in several parts. The bridging nose can thus be replaced more easily, in particular for maintenance purposes.
• Bridging elements viewed transversely to the direction of production to be juxtaposed. In this way, a correspondingly large area can be bridged transversely to the production direction.
• the press plate can also be supported more evenly across the production direction.
• a plurality of bridging elements can be arranged next to one another.
• the at least one bridging element in the release division can be accommodated in a space-saving manner in a region of the conveyor track.
• the at least one bridging element can be moved approximately counter to the direction of production in the release pitch.
• the at least one bridging element can be arranged next to a roller or between two rollers of a conveyor track configured as a roller conveyor.
• the at least one conveying element may project beyond the at least one bridging element on the conveying side of the conveying path, in particular above the space. In this way, the press plate can be used in particular in the
• Actuating device at least one pneumatic and / or hydraulic drive and / or at least one traction mechanism drive and / or at least one
• the at least one bridging element with the at least one actuating device can be moved quickly and reliably, in particular automatically from the closed position into the release pitch and vice versa.
• the at least one actuating device may comprise at least one pneumatic or hydraulic or hydropneumatic drive.
• Such drives can be realized easily and low maintenance. They can be controlled quickly and easily and work.
• the drive may also have other types of drive components, in particular electrical and / or magnetic drive components.
• the at least one actuating device may have at least one traction mechanism drive.
• the traction mechanism can appropriate
• Actuating forces are transmitted from a drive directly or indirectly to the at least one bridging element.
• At least one traction mechanism drive can be designed as a chain drive.
• Chain drives are robust. Chain drives can be used in conjunction with
• Gear wheels are designed so that they do not slip.
• the at least one can advantageously
• Actuator having at least one drive shaft.
• a traction mechanism can be deflected and / or driven. Additionally or alternatively, the at least one can advantageously
• Actuator having at least one connecting element.
• a drive and / or a traction mechanism drive can be connected to the at least one bridging element.
• the at least one connecting element can be movably mounted. In this way, a separate storage of the at least one
• At least one connecting element as an elongated
• connection element be switched off.
• the elongate connecting element can advantageously be arranged with a corresponding elongate bridging element to save space in series along the production direction.
• At least one connecting element can be connected to the at least one bridging element by means of at least one flexible connection.
• the at least one bridging element can be moved within the scope of the flexibility of the at least one flexible connection relative to the at least one connecting element. In this way tolerances can be better compensated.
• the at least one flexible connection can allow pivoting of the at least one bridging element transversely to the direction of movement from the release position into the closed position, in particular in the vertical direction.
• Actuating device have at least one control means or be controllably connected thereto. In this way, the at least one actuating device, in particular depending on corresponding operating parameters and / or
• the at least one actuating device with at least one control device of the press and / or the conveyor device and / or the production plant directly or indirectly, in particular by means of its own
• Control means controllably connected. In this way, the at least one actuating device can be controlled depending on operating phases of the corresponding other components of the production plant.
• Production plant work electrically and / or electronically.
• at least the at least one actuating device can be controlled by electrical / electronic means.
• even complex control operations can be specified and implemented.
• the technical problem is solved according to the invention in the conveyor device in that the at least one bridging element between a closed position for bridging the gap and a release position for at least partially releasing the gap is movable and the
• Transfer device comprises at least one actuating device which is connected for moving the at least one bridging element with this.
• At least a part of the at least one conveyor track and the at least one transfer device can be realized as a module. In this way, the at least one part of the at least one conveyor track can be used together with the at least one transfer device
• the module can thus be arranged directly and uniformly on the press.
• a module with at least one transfer device can be realized as a transfer module.
• the transfer module can advantageously be designed so that it between a further part of the conveyor track, in particular a stationary
• Conveyor track which may be arranged stationary with respect to the press, and the output of the press arranged, in particular suspended, can be. In this way, can be dispensed with separate support means for supporting the transfer module. Such separate support means may impede access to the exit of the press in the presses known in the art. Furthermore, separate supports have to be adapted to a foundation depending on the project.
• the transfer module can be held on the side of the output of the press, in particular fixed.
• the transfer module can be there
• the transfer module in particular be attached to at least one crossbar.
• the transfer module on the side of the conveyor track in particular on local supports and / or trusses, be attached. In this way, the transfer module can be kept stable.
• the technical problem in the production system is achieved in that the at least one bridging element between a closed position for bridging the gap and a release pitch for at least partially releasing the gap is movable and the transfer device at least one
• Actuating means which for moving the at least one
• the technical problem is solved in the method in that the at least one bridging element depends on an operating phase of the press and a position of the at least one bridging element by means of at least one actuating device for releasing the gap from a
• Closed position is moved into a release division or to close the gap from the release division in the closed position, wherein the at least one bridging element at the latest in an operating phase of the press, in or from the pressed pieces of pressed material can leave the press, their expansion in the production direction below a predetermined level is moved to at least partially release the gap in the corresponding release division, so that any pressing pieces through the appropriately released gap from a
• the at least one bridging element can leave the press at least in an operating phase of the press, in or from the pressed pieces of pressed material whose expansions are below a predetermined dimension in the production direction, moves to at least partially release the gap in a corresponding release division. In this way it can be prevented that any pressed pieces in the area between the output of the press and the
• a production phase in which such pressing pieces can occur can be present in particular at the end of production.
• the end of the Pressgutmatte can break into short pieces when entering the press. These can leave the press as pressed parts following a finished pressed plate.
• the at least one bridging element in at least one bridging element in at least one bridging element
• Press plate has left the press, after pressing left the press, they fall through the shared gap down.
• the press can be started, the at least one bridging element are moved by means of at least one actuator in the corresponding closed position and when the finished press plate has reached a predetermined position of the conveying path on the conveyor track, the at least one bridging element by means of at least an actuating device to be moved to the corresponding release position.
• inventive production plant and the method according to the invention and their respective advantageous embodiments indicated features and advantages with each other and vice versa.
• the individual features and advantages can of course be combined with each other, with more can set advantageous effects that go beyond the sum of the individual effects.
• the bridging element or elements are particularly preferably made of a heat-resistant material, particularly preferably in the region of the transfer nose (s).
• a heat shield or insulation between the upper and / or lower band is arranged, which the transfer module before excessive
• the pressing plate driving conveying elements such as driven rollers or one or more shortcomings are arranged, which can provide a feed for short press plates. Under certain circumstances, this can influence the shortest conveyable length of the press plates in the production direction such that the non-conveyable pressings are as short as possible.
• These driving conveyor elements are preferably also part of the transfer module.
• a single bridging element could be used, which is arranged displaceably behind the press. This one could for example be relatively wide, for example 80% of the usual production width of the press plate, or preferably only 25% to 60% of the predetermined production width. In the particular case of a single or very few bridging elements, the feature can not necessarily be elongated, but will nonetheless realize the teaching of the invention if it bridges the gap after the press.
• Figure 1 is a longitudinal view of a section of a production plant for
• Figure 2 is a longitudinal side detail view of the production plant of Figure 1 im
• FIG. 3 is a plan view of the detail view of the production plant of Figure 2;
• FIG. 4 shows the longitudinal side detail view of the production plant from FIG. 2 during an operating phase, in which bridging elements of the transfer device for releasing a gap between the press and the conveying path are arranged in a release position;
• Figure 5 is a plan view of the detail view of Figure 4;
• FIG. 6 shows the longitudinal detail view of the production plant from FIG. 4 during an operating phase in which a short pressing piece falls through the released gap.
• the same components are provided with the same reference numerals.
• FIG. 1 is a section of a production plant 10 for the production of press plates, for example, material panels made of wood and / or other
• renewable agricultural products such as chip, fiber, straw and Schnitzelplatten and plastic plates shown in a side view.
• the production facility 10 comprises a continuously operating press (CPS) 14, a transfer module 16 and a stationary roller conveyor 18.
• the press 14 presses pressed material into contiguous press plates 11 in a manner known per se.
• the press plates 1 1 are transported by the transfer module 16 from the press 14 to the stationary roller conveyor 18. With this, the press plates 1 1 are conveyed to a diagonal saw, not shown in the figure 1, which divides the contiguous press plate 1 1 to individual plates with desired lengths.
• the press 14 has a spatially lower band 20 and a spatially upper band 22.
• the lower band 20 and the upper band 22 are each configured as endless belts. These are steel bands.
• the lower band 20 is at an input, not shown, of the press 14 via a spatially lower
• Infeed drum deflected and driven At the output 24 of the press 14, the lower band 20 is deflected via a spatially lower outlet drum 26.
• the upper band 22 is deflected at the input of the press 14 via a spatially upper inlet drum and at the output 24 of the press 14 via a spatially upper outlet drum 28 each and driven.
• the outlet drums 26 and 28 are each circular cylindrical drums whose axes are parallel to each other and perpendicular to
• Spout drums 26 and 28, as shown in Figure 1, spatially horizontal.
• the axes of the outlet drums 26 and 28 are vertically with each other.
• the pressed material to be pressed and the press plate 1 1 pressed therefrom are pressed between a spatially lower run of the upper band 22 and an upper run of the lower band 20 and conveyed in the direction of production 12 to the exit 24.
• the stationary roller conveyor 18 begins at a distance 30 of, for example, about 4 m from the output 24 of the press 14.
• a delivery side of the stationary roller conveyor 18, on which the pressing plate 1 1 is conveyed, extends approximately horizontally in
• Production direction 12 It is located approximately at the same horizontal height as the upper run of the lower belt 20.
• the stationary roller conveyor 18 is fixed by way of example with four vertical support legs 32 on a foundation 34.
• the transfer module 16 is attached by the press 14 to trusses 36. On the side of the stationary roller conveyor 18, the transfer module 16 is also attached to corresponding trusses 36. The transfer module 16 is thus suspended between the press 16 and the stationary roller conveyor 18.
• Transfer module 16 thus bridges the distance 30 between the press 24 and the stationary roller conveyor 18.
• FIGS. 2 to 6 show detailed views of the production plant 10 in different operating phases, in the side view and in the plan view.
• the transfer module 16 has a support frame 40, which in the
• Figures 2 to 6 is indicated by dashed lines and with which the transfer module 16 is attached to the trusses 36.
• a conveyor track 42 is formed on the support frame 40.
• the conveyor track 42 is viewed in the direction of production 12 in front of the stationary roller conveyor 18th
• the conveyor track 42 comprises, in this embodiment, as a conveying element 44 a plurality of rollers.
• the rollers are rotatably mounted on driven shafts 46 with these.
• driven shafts 46 On each shaft 46 a plurality of rollers spaced apart from each other.
• the shafts 46 extend parallel to each other and to the axes of the Outlet drums 26 and 28.
• the shafts 46 extend perpendicular to
• the shafts 46 extend horizontally.
• the shafts 46 are arranged one behind the other in the direction of production 12.
• the output 24 of the press 14 facing first shaft 46 with the corresponding counselelememten 44 forms a beginning 48 of the conveyor track 42nd
• the shafts 46 are drivable in a manner not of further interest here with one of the better clarity because of the drive not shown in FIGS. 2 to 4.
• the beginning 48 of the conveyor track 42 is viewed in the direction of production 12 spaced from the output 24 of the press 14, so that there opens a corresponding gap 50. In order to transfer the press plates 1 1 of the output 24 of the press 14 via the gap 50 to the beginning 48 of the conveyor track 42, which has
• Transfer module 16 on a total provided with the reference numeral 52 transfer device.
• the transfer device 52 comprises by way of example 8 bridging elements 54.
• the bridging elements 54 are realized as elongated wooden strips.
• Bridging elements 54 extend parallel to each other with their
• Bridging elements 54 are arranged transversely to the production direction 12, viewed in the present case in the horizontal direction side by side.
• the delivery side of the conveyor track 42 facing, in this case spatially upper sides of the
• Bridging elements 54 are at a height.
• the free ends of the bridging elements 54 are each designed as bridging noses 56.
• the bridging lugs 56 face the output 24 of the press 14.
• the bridging elements 54 with a respective connecting element 58, in this embodiment as
• the transfer device 52 connected.
• the connections between the bridging elements 54 and the corresponding connecting element 58 are realized with corresponding flexible connections 60.
• the connecting elements 58 extend parallel to each other along the
• the connecting elements 58 are each located between two adjacent conveying elements of a shaft 46 of the conveyor track 42.
• the flexible connection 60 allows the bridging elements 54 transversely to the
• Production direction 12 and transverse to the shafts 46, in the present case so in the vertical direction, can swing something.
• the bridging elements 54 are movable with the connecting elements 58 along the production direction 12 from a closed position I shown in FIGS. 2 and 3 into a release position II shown in FIGS. 4 to 6 and vice versa.
• the connecting elements 58 are displaceably mounted on the side of the conveyor track 42 parallel to the production direction 12.
• the bridging lugs 56 are located in the spatially upper quarter of the facing peripheral side of the lower discharge drum 26 in the direction of an imaginary secant to the lower discharge drum 26 on the lower belt 20.
• Bridging lugs 56 are adapted to a radius of the lower belt 20 via the lower discharge drum 26. In this way, the nestle
• Bridging lugs 56 to the contour of the lower band 20 at. Since the wood of the bridging members 54 is softer than the steel of the lower band 20, scratches, scratches, dings or other marks in sliding the bridging tabs 56 on the lower band 20 can be avoided.
• pressing pieces 62 which can leave the press 14 approximately, as shown in FIG. 6, fall down through the gap 50 and leave the conveying path. This prevents any pressing pieces 62 from the hard to reach area between the outlet 24 of the press 14 and the beginning 48 of the Block conveyor 42. Such blockages can make correspondingly expensive maintenance required, resulting in appropriate
• the bridging elements 54 and the connecting elements 58 are spatially below the front side facing the upper side of the conveying element 44. In this way, the pressing plate is prevented 1 1 when transported over the conveyor track 42 to the
• the pressing plate 1 1 can be conveyed gently on the conveyor elements 44.
• the connecting elements 58 are each provided with a
• Drive chain 64 of the transfer device 52 connected.
• the drive chains 64 are each designed as endless chains and deflected via corresponding wheels 66.
• the wheels 66 are each located on a drive shaft 68 of the
• Transfer device 52 Via the drive shafts 68 extends outside the conveying region of the transfer device 52, a traction mechanism 70, which is formed in this embodiment as a chain drive, the transfer device 52.
• the drive shafts 68 extend parallel to each other and parallel to the
• the drive shafts 68 are exemplified at the same spatial height.
• the traction mechanism drive 70 is connected to a pneumatic drive 72 of
• Transfer device 52 for switching between the closed position I and the release position II by way of example along the production direction 12 back and forth movable.
• the pneumatic drive 72 is an elongated
• the pneumatic drive 72 is mounted with its longitudinal direction along the production direction 12 to save space next to the conveyor track 42 on the support frame 40.
• a connection 76 is provided for connection of the piston 74 with the traction mechanism drive 70.
• the piston 74 for moving the bridging elements 54 from the closed position I in the release position II against the production direction 12, indicated in the figure 2 by an arrow 80, are moved to the beginning 48 of the conveyor track 42 to.
• the pneumatic drive 72 is controllably connected to an electrical control means 82.
• the control means 82 is shown for the sake of clarity only in the figure 2.
• Connection 76 and the cylinder 78 and the control means 82 are part of a
• Actuator 84 for moving the bridging elements 54 is Actuator 84 for moving the bridging elements 54.
• the stationary roller conveyor 18 and the transfer module 16 are part of a
• the suction 38 and the transfer module 16 can be removed, so that the output 24 of the press 14 is freely accessible.
• a method for operating the production facility 10 will be explained in more detail by way of example with reference to FIGS. 2 to 6. Before the start of production there are no pressed material and no pressing plate 1 1 in the press 14 or on the conveyor 86. The bridging elements 54 are in the release position II, so that the gap 50 is released.
• the press 14 is started and controlled by means of an electronic press control 88.
• the press control 88 is the better
• Production direction 12 transported between the upper belt 22 and the lower belt 20 through the press 14 and thereby pressed to press plates 1 1.
• control means 82 is driven by the press controller 88. With the control means 82 of the pneumatic actuator 72 is driven so that this means of the traction mechanism drive 70 and the drive chains 64, the connecting elements 58 and thus the bridging elements 54 moves into the closed position I shown in FIG. With the bridging elements 54, the gap 50 is bridged.
• the pressed with the press 14 pressing plate 1 1 leaves the press 14 at the output 24 and is guided by means of the bridging elements 54 to the beginning 48 of the conveyor track 42.
• the pressure plate 1 1 reaches the conveying elements 44 of the conveyor track 42, it is conveyed to the conveyor track 42 in the direction of production 12 further to the stationary roller conveyor 18 and with this to the diagonal saw, not shown.
• the front edge of the press plate 11 viewed in the production direction 12 reaches the end of the stationary roller conveyor 18, preferably the diagonal saw, this is detected by a sensor (not shown) and transmitted to the control means 82.
• this operating phase 1 1 pressing pieces 62 can follow in the production direction 12 behind the press plate.
• the pneumatic drive 72 is moved thereon so that the piston 74 moves with the connection 76 counter to the production direction 12 and thus drives the traction mechanism drive 70 accordingly.
• the traction mechanism drive 70 drives the drive chains 64 via the drive shaft 68, which in turn bring the connecting elements 58 with the bridging elements 54 into the release position II shown in FIGS. 4 to 6.
• the bridging elements 54 release the gap 50.
• the press plate 1 1 has left the press 14, about the following pressing pieces 62, due to gravity through the gap 50 downwardly fall out of the conveyor. This is shown by way of example in FIG. In this way, pressing pieces 62 are prevented from jamming in the inaccessible region between the exit 24 of the press 14 and the beginning 48 of the conveying track 42, if a subsequent re-starting of production occurs later
• Pressing plate 1 1 in the production direction 12 pushes.
• the plate pieces could be collected below the gap, for example, in a catcher for removal or even preferably automatically conveyed out with a conveyor from the production area. Also a crushing of the pressing pieces below the gap with subsequent removal would be possible.
• Production situation 10 carried by a common control device can integrate the press control 88 of the press 14 and the control means 82 of the transfer device 52. (P1530)

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• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Manufacturing & Machinery (AREA)
• Wood Science & Technology (AREA)
• Forests & Forestry (AREA)
• Mechanical Engineering (AREA)
• Veneer Processing And Manufacture Of Plywood (AREA)
• Dry Formation Of Fiberboard And The Like (AREA)

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• 2016
  • 2016-09-16 DE DE102016117543.9A patent/DE102016117543B4/de active Active
• 2017
  • 2017-09-15 WO PCT/EP2017/073280 patent/WO2018050820A1/de unknown
  • 2017-09-15 CN CN201780057344.8A patent/CN109715356B/zh active Active
  • 2017-09-15 EP EP17781008.2A patent/EP3512675A1/de active Pending

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