DE202008017835U1 - Collator - Google Patents

Abstract

Circumferential transport device (2) for the transport of sheets, in particular for a collating machine (1), characterized in that the transport device (2) has a belt table, wherein the belt table has at least one revolving belt (20) and transport lamellae (10) mounted thereon ,

Description

The The invention relates to a circulating transport device, a stacking unit and a horn player in particular for the Use with a gathering machine as well as a gathering machine.

It It is known that machines that leaves for further processing transport, have circumferential tables. In particular gathering machines, the leaves transport between the sheet feeding stations have so-called Circulation tables on. Here, by means of suckers, the leaves of a pile of leaves always the same position relative to the stack of sheets on the circulation table placed. The circulation table then transports the respective sheets a subsequent sheet feeding station, whereupon follow-up sheets placed become.

stackers especially for Gathering machines collecting the leaves stacks of the leaves are known from the prior art. So are in one Design of the stacking devices subjects stacked on top of each other to record the individual pages to be compiled. In this embodiment, there is the disadvantage that the individual subjects can only take a few hundred sheets. Furthermore, the leaves strongly bent to reach a pile of pamphlets the individual leaves be collected. Thus, for example, the gathering of cardboard for example for Calendar back not possible by means of such a gathering machine. Farther Collating machines are known, the stacking units next to each other are arranged, which avoid the disadvantages mentioned above. The stacking units must be from Hand prepared, speak with stacks of leaves filled become.

Winds to the fan out the topmost layer of leaves stacks are known for example by gathering machines, the leaves of a pile of leaves be separated by means of suckers. Here is a woodwind, the several air outlet holes while, while a suction process through the nipple from bottom to top of the stack of sheets guided along. In particular, the uppermost leaves are fanned out here and a suction of a single leaf from the leaves pile allows.

task it is parts of a leaf-processing Improve machine and in particular an improved gathering machine available too put.

The The object is achieved by means of a transport device according to claim 1, a stacking unit according to claim 13, a fan after Claim 27, a collating machine according to claim 36, a Use of a transport device according to claim 40, a use of a Stacking unit according to claim 42, a use of a fan after Claim 45 and a method according to claim 47. Further advantageous embodiments will be apparent from the corresponding subclaims.

It is a circulating transport device for the transport of leaves, in particular for one Collating machine proposed, wherein the transport device having a belt table. The belt table has at least one circulating belt and mounted thereon transport slats. In a first embodiment it is provided that the transport slats Have teeth and the transport lamellae on the Straps are arranged that the teeth of the transport slats at least partially intertwined. Furthermore sees an embodiment before, that the transport lamellae have cams, which act as a stop for the Act sheet. In particular, at least one cam is variable movably arranged on the transport lamella.

The proposed embodiment has the advantage that by means of the cam on the transport lamella stops can be formed, which abut the zusammenzutragenden leaves. In particular, you can the attacks be varied to accommodate different blade sizes. Especially form the at least two, preferably six transport slats a compartment in which a sheet or a stack of brochures can be received with a pile of brochures comprising the sheets to be gathered together. An outer transport lamella has in particular along its length a particular fixed Shelf limit, which preferably has a number of cams. Also provided in one embodiment, wherein the transport slats have differently configured fixed compartment boundary. Especially The fixed compartment can be limited by a specially designed transport lamella be formed, which in particular has a survey. Farther is provided in a variant that the fixed compartment boundary means of at least a bar or at least a bar is formed on the Transport lamella is mountable. In particular, this is the fixed technical limit on a in the direction of movement of Riementisches respectively of the Tray rear arranged transport lamella arranged.

A variable compartment boundary on the side of the compartment arranged perpendicular to the direction of movement of the belt table is arranged variably on the transport blades perpendicular to the direction of movement of the compartment. In particular, the va Riable compartment limit cams on. It can also be provided that the variable compartment boundary has at least one bar or at least one bar, which is in particular pluggable on the transport slats anordnebar.

It is provided in an embodiment that the leaves by means of the suction device in a front part of the transport device, especially the Riementisches come to rest. This allows one higher Clock rate, since the leaves not independent one of their size full travel of the teat above the transport device must be carried, but in particular for small leaves a short travel is sufficient to the leaves on the belt table position while maintaining a largely uniform position of all the leaves to be collected gewährleistbar is.

Leaves in particular pruned pieces paper, cardboard, cardboard or foil.

Of the Cam respectively the variable compartment limitation is in particular automatic movable. Thus, it is provided in one embodiment that by means of a gripper of the cam removed from a first position and is positioned in a second position on the transport lamella. Furthermore, an embodiment provides that one or more cams a transport lamella are designed retractable. Such is for example provided that only the one or more required cams on the Protrude transport lamella. It is also envisaged that below the Riementisches a particular movable cam jack arranged is. The cam lifter can be moved to the position at the a stop is to be formed. When driving over the transport slats on the Cam lifter is in particular by means of a ramp, which is the cam lifter has raised the cams. The cams are freely movable for this purpose attached to the transport slats and can in particular by the Gravity or by means of a spring force back into a recessed Return position, when the cam lever moves to another position. In particular are the cams secured against falling out of the transport slats.

In Another embodiment of the transport device is a correction device provided the sheet in its position on the belt table corrected. In particular, it is provided that a travel path of the teat the transport device can be further shortened because the sheet is not Completely on the belt table must come to rest, but on the Riementisch can stick out. The correction device can subsequently, For example, in a further transport of the sheet by means of Riementisches correct the blade on the belt table and in particular push against a stop. In a further development is provided in that the correction device has an angle at which the Sheet is passed by means of the belt table. The leaf is moving past the angle and is thereby shifted on the belt table. Furthermore, an embodiment provides that the correction device a slider having the sheet in position on the Corrected belt table. In particular, the slider can actively Move sheet. In a further development it is provided that the slide operated electrically, hydraulically or pneumatically. Especially the slider is constructed such that in a contraction in particular a pneumatic or hydraulic muscle of the slide is actuated. It is also provided in one embodiment that a hydraulic or pneumatic cylinder actuates the slide.

In a further embodiment of the transport device is provided, that the belt of the belt table is extendable. In particular, one is renewal the transport device possible. This has the advantage that the transport device and in particular a collating machine, which has the transport device, can be upgraded. In particular, the number of sheet feeding stations can be increased, in particular, an extension of the belt table is necessary.

In a further variant of the transport device is provided that the sucker is variably movable. In particular, it is provided that the sucker is movable in particular by means of at least one servomotor. It is further provided that the sucker, depending on zusammenzutragender sheet size stores the sheets to be collected in different positions on the belt table. Furthermore, it is provided in one embodiment that the teat moves variable, depending on a height of a stack of sheets to the stack of sheets and sucks a leaf. In contrast to the suckers known from the prior art, the movement of which is controlled by means of a cam, in the proposed suckers a movement pattern which can be changed as required can be provided and, in particular, programmed. It is further provided that a movement takes place after a suction of the sheet parallel to the sheet surface, in particular to facilitate a detachment of the sheet from the stack of sheets. Optionally, this movement can not be performed, especially if, due to the sheet properties, such a release is not practical or sensible. Also, a scheme is provided which allows in particular a follow-up, if a sheet was not sucked correctly. The control can also be used to grip a sheet from a stack of sheets, especially to level out different heights of the sheet stack in the course of operation chen. Also, a regulation for positioning on the transport device and in particular on the belt table is provided.

One Another idea of the invention relates to a stacking unit for a recording and feeding one sheet stack for one sheets processing Machine, in particular a gathering machine. The stacking unit is solvable from the leaf-processing Machine arranged.

This allows the equipment the stacking unit outside the machine. In particular, such an assembly can be made while the Machine is in operation. Is a first stack of leaves on a first Stacking unit consumed in the machine, so can a second outside the machine equipped Stacking unit are introduced into the machine. Thus, expensive up times significantly shortened.

In In one embodiment, the stacking unit has at least one variable Stop for the leaves stack on. This is in one embodiment by means of a releasable fastening device, in particular a magnetic and / or vacuum attachment variable attachable to the stacking unit. In particular, the variable stop attachable to a stacking table. The variable stop can be in an embodiment be displaced. In a further embodiment the variable stop is immovable in one position. Also, an embodiment is provided in which the variable stop a variable height having. In particular, a telescopic adjustment of the height of the variable Provided stop.

The leaves In one embodiment, the processing machine has a connection unit on. The connection unit is for a connection of the stacking unit with the sheet processing machine usable. In particular, the connection unit has a guide, which centers the stacking unit in one position. The leadership can in particular as a tongue and groove guide be configured, for example, the groove of the terminal unit and the spring is exhibited by the stacking unit. In another Design is provided that the spring of the spring-groove guide of the terminal unit and the groove is shown by the stacking unit. Also other guides are provided which the stacking unit in a designated position leads to the machine.

In an embodiment, the leadership an angled to a horizontal course. Especially is the course of the leadership relative to a position of the sheet stack arranged at an angle on the stacking unit. This has the advantage that arranged on the stacking unit leaves not in a joint of guide can jam, because the joint does not run parallel to the leaves on the stack of leaves and Therefore, they can not penetrate into the joint. Furthermore, it is envisaged that a leadership like that is configured that the connection unit and the stacking unit have mutually corresponding parts that are intermeshable. The stacking unit is approached to the machine to connect to the machine and then the corresponding parts connected. Especially can be a guide uneven or have uniform geometries. It is also provided in one embodiment that the corresponding Parts a form-fitting Connection forming the movement of the stacking unit in particular perpendicular to the machine.

The Stacking unit has a stacking table in a further embodiment and / or a stacking cart. In particular, the stacking table arranged on the stacking cart. The stacking cart has in one embodiment Rollers or wheels on, by means of which the stacking cart, in particular with the stacking table is movable. In particular, the stacking carriage can be detachably connected the machine are arranged or it is at least two stacking units for one sheet feeding station each provided, in alternation on the sheet-processing machine to be ordered.

The Machine has a lifting device in a further embodiment to raise the stacking table. Furthermore, in one embodiment provided that the lifting device has a centering device, which centers the stacking table on the lifting device. Especially It is also envisaged that the stacking table has a centering device the lifting device has corresponding part. Also is in a further embodiment that the stacking cart in a front area a guide that has an introduction facilitated in the lifting device. In particular, the guide can help a sheet having a forward tapered shape. Especially instructs the guide a trapezoidal Shape on, however, embodiments are still provided, the have a round, oval, triangular and / or other shape.

The Stacking unit has a securing device for securing the Stacking unit on the machine. In particular, the securing device comprises a magnetic fuse. Furthermore, a Velcro closure intended. Also, the securing device in another Design at least a hook, an eyelet, a clamp connection, a Latch and / or a strap or Snap closure on.

The machine points in a further Out staltung a detectable stack fixation, the stack fixation is biaxial movable. In particular, the detectable stack fixation is arranged on the connection unit for the stacking unit. The stack fixation comprises a holding angle, wherein slipping of the stack of sheets is largely prevented by means of the holding angle, in particular when the variable stack fixation is released or removed by the stacking unit.

One Another idea of the invention includes a fan for fanning a stack of sheets, in particular to separate the uppermost leaves from the pile of leaves in particular for use in a collating machine, wherein the fan slot-shaped air outlet openings includes. It is provided in a first embodiment that the fan immobile is arranged on the gathering machine. However, the horn can too on other leaf-processing Machines be arranged. Through the slit-shaped air outlet openings is a method of the fan for one sufficient separation of the top leaves from the stack of leaves not necessary. This saves moving parts on the machine and is thus much cheaper than a known from the prior art fan having hole-shaped air outlet holes. Furthermore, it has become surprising shown that by means of the slot-shaped air outlet openings a stronger diversification allows is and especially the leaves not only on a leaf margin, but also in the middle of the leaf is raised. The horn can be used both as a front blower also as a side blower be used.

In an embodiment is provided that the air outlet openings vertical to a position of the sheet pile are arranged. Furthermore, in one embodiment, that the air outlet openings are arranged at an angle to a position of the sheet stack.

According to one Variant, the air outlet openings have a width of about 0.15 millimeters to about 0.25 millimeters. Furthermore, one is Design provided, in which the air outlet openings has a width of more than 0.25 millimeters, but must this is a very high volume of gas through the air outlet openings stream. It is in particular a width of about 0.1 millimeters to about 0.17 millimeters provided. A further embodiment sees a Width of about 0.17 millimeters to about 0.25 millimeters ago. Particularly preferred is a width of about 0.2 millimeters. In particular, the given dimensions Tolerances of about 10%, especially before given the dimensions tolerances on that for Laser cutting or steel cutting methods are common.

In In one embodiment, the fan forms a stop for the stack of sheets. In particular, the air outlet openings are spaced from the stack of sheets. In one embodiment, it is provided that the air outlet openings are arranged in beads, in particular a depth of about 15 millimeters to about 20 millimeters. Especially preferred are beads that have a depth of 17 millimeters to 20 millimeters exhibit. In particular, the beads are by means of hydroforming respectively Hydroforming in the fan respectively introduced its front panel. Also is in a training provided that the fan a stop element for the leaves stack having. In particular, a front plate of the fan has bends that make a stop. In particular, the stop has Interruptions between which the blast air can flow.

to Generation of compressed air and / or vacuum, the machine in one Design a side channel compressor, by means of which in particular ionized Blowing air can be generated, which is fed to the fan.

One Another idea of the invention comprises a gathering machine the at least one stacking unit for receiving a stack of sheets, at least one fan to fanning the topmost layers of the sheet pile, at least one movable sucker for picking up a sheet from the pile of leaves and a transport device for the transport of the sheet includes. The transport device can in particular a sliding table exhibit. It is also provided in one embodiment that the Transport device comprises belts having conveyor fingers. In a In another embodiment, the gathering machine has a transport device which has the features described above. Another Embodiment provides a stacking unit which has the features described above having. Also is a woodwind provided in an embodiment having the features of the above-described blower having. In particular, the gathering machine has one or more the parts described above.

A further aspect of the invention comprises a use of a circulating transporting device, in particular described above, wherein the transporting device is used in a collating machine, wherein the collating machine has at least one sheet feeding station. The gathering machine may have exactly one or more than one sheet feeding station. Furthermore, in one embodiment, it is provided that the transport device is used for transporting sheets from at least one first position to a second position, which is respectively assigned to a sheet supply station, or from a position, which is assigned to a sheet supply station, to an output becomes.

One Another idea of the invention comprises a use of a particular stacking unit described above, wherein the stacking unit in a collating machine is used. In one embodiment, the stacking unit for Pre-stacking of leaves outside used the gathering machine. Furthermore, a variant provided, wherein the stacking unit for feeding at least one stack of sheets used for gathering machine.

One Another idea of the invention includes a use of a particular blower described above, being the wind player for singling leaves an upper layer of a sheet stack used becomes. In one embodiment, the fan is in a gathering machine used.

One Another aspect of the invention includes a method of gathering of leaves by means of a gathering machine, wherein the gathering machine at least a stacking unit for receiving a stack of sheets, at least one fan for fan out the topmost layers of the sheet pile, a movable sucker for picking up a sheet from the sheet stack and a transport device for transporting the sheet, being by means of the fan a leaf of an upper layer of the sheet pile is singulated, a sucker picks up the sheet and places it on the conveyor and the transport device transports the sheet.

In In a first embodiment, a stack of sheets is stacked on the stacking unit positioned and the stacking unit with the stack of sheets with the collator separably connected. In a further embodiment, it is provided that the pile of leaves by means of at least one variably positionable stop the stacking unit is fixed before the stacking unit with the Collator detachable is connected.

It is further provided in a variant of the method that the top layers of the sheet pile by means of at least one fan fanned be, the wind player the blown air through in particular vertically arranged slot-shaped air outlet openings flows. In a further development it is provided that an upper sheet of sheet stack taken up by means of a variably movable vacuum cleaner and so placed on the transport device that sheet is largely comes to rest in a front part of the transport device. In a further embodiment of the method, it is provided that the sheet over the transport device protrudes.

It is provided in a further embodiment that the transport device a belt table, wherein the belt table transport lamellae having cams, wherein at least one cam at least one Transport blade is adjusted and the sheet against slipping is secured by the cam. In particular, it is provided that by means of a correction device, the sheet in a designated Position on the transport device, in particular the belt table is transported.

To A further embodiment of the method is the transport device actuated and the sheet is transported. In particular, the sheet becomes one transported the following position, that of another sheet feeding station is assigned, with another sheet is placed. Is a Leaflet pile complete collected, this is by means of the transport device, according to a further embodiment of an output supplied.

Further advantageous embodiments will become apparent from the following drawings out. However, the developments shown there are not restrictive to interpret, rather the features described there with each other and with those described above Characteristics are combined to form further embodiments. Furthermore It should be noted that the specified in the figure description Reference numerals do not denote the scope of the present invention restrict, but only on the embodiments shown in the figures refer. Identical parts or parts with the same function below, the same reference numerals. Show it:

1 a collator;

2 a transport lamella;

3 a schematic view of a belt drive;

4 a schematic view of an arrangement of cams;

5 a stacking unit;

6 a stacking unit at a terminal unit;

7 a guide plate;

8th a terminal unit;

9 a brass player;

10 a section through a front plate of a fan; and

11 Detail XI off 10 ,

1 shows a gathering machine 1 , The gathering machine has stacking units 3 on, each sheet feed stations 6 assigned. On the stacking units 3 can be placed here pile of sheets, not shown here. The leaves of the stack of leaves are sucked 4 individually on a transport device 2 placed. The transport device 2 moves the sheets from a first to a next position, that of another sheet feeding station 6 assigned. There, another sheet is placed on the transport unit or on the previous sheet. Are all sheet feed stations 6 go through the finished brochure pile of an issue 7 fed. A data processing system 5 controls or regulates the entire process sequence, whereby in particular in the event of an error detection, a warning message or a termination of the collating process takes place.

2 shows a transport lamella 10 a transport device 1 , This has recesses 11 and teeth 12 on. The transport lamella 10 also has first and second cam recordings 13 . 14 on. The cam receivers are arranged along the transport lamella on this and can absorb cams in particular releasably.

In one embodiment, the first cam recordings 13 Cams, which form a fixed stop, which is arranged vertically to the direction of movement and in particular comprises a driving function for the sheet or a stack of brochures. Furthermore, cams are provided, in particular in the following in the direction of movement of transport lamellae in the second cam recordings 14 are arranged. These cams form one parallel to the direction of movement of the transport unit 2 extending variable stop. Furthermore, it is provided that the first cam recordings 13 Take cams that form the variable stop. It is also envisaged that the fixed stop in the second cam recordings 14 is arranged. In particular, it is provided that only every second cam receptacle receives a cam.

The variable stop prevents slippage of the sheet when placed on the transport device or when correcting the position by a correction device. The variable stop can be moved manually or automatically, for example by means of a gripper in a new position to make an adjustment to a distance that the sucker 4 travels over the transport device. In particular, an adjustment can be made that allows the nipple 4 covers as short a distance as possible. For this purpose, the cams are offset so that the sheet on the transport device 2 can be stored if it rests almost completely on this. In a variant, it is provided that the sheet over an edge of the transport slats 10 protrudes.

in the Contrary to known from the prior art transport units it is by the variable stop, which is formed by the cams becomes possible make an adjustment to the processed sheet size. The from the Prior art known transport devices are for the greatest possible processing sheet size designed, which requires that the sucker, even with small sheet sizes the full stretch over move the transport device back got to.

3 shows a schematic view of a belt table with a belt 20 on the transport lamella 10 in particular by means of fasteners 19 are attached. In particular, the transport slats 10 on the belt 20 screwed. A sheet can be placed on the belt table by means of a nipple, not shown here. In particular, a tray of the sheet is in a front part 24 provided, so that the sucker has to travel only a short distance. In one embodiment, the sheet can be positioned on the belt table in such a way that it can be moved over the transport blades in the front part 24 protrudes. A correction device 21 for example, an angle 23 can push the sheet while moving in the direction of movement 22 transported in a designated position on the belt table. In particular, the variable stop, which is formed in particular by the cams, prevents the sheet from being pushed too far onto the transport device. Correction device and cam thus guarantee positioning of the sheets to be gathered with a low tolerance.

4 shows a schematic view of an arrangement of cams 15 on the transport slats 10 of the belt table. It can be seen that a leaf 16 in particular by means of the suckers 4 placed on the belt table and the sheet in a front part 24 over the transport slats 10 protrudes. By means of a correction device, not shown here, the sheet can now 16 to the cams 15 be pushed.

5 shows a released from the gathering stack unit 3 , On the stacking unit 3 is a stack of leaves 27 arranged between a variable stop 28 as well as a firm stop 30 and a wall 31 on the stacking table 32 is arranged. The attacks 28 . 30 and the wall prevent slippage of the sheet pile 27 even when bumping against the stacking unit 3 or when driving the stacking unit 3 over uneven bo the. The variable stop 28 is by means of a releasable fastening device 29 attached to the stacking table. The fastening device may in particular comprise a magnet or a suction cup. Also, the attachment is provided by means of a hook and loop fastener, especially when the stacking table has a corresponding surface.

The stacking unit 3 also has a stacking cart 35 with roles 34 on top of which is the stacking table 32 is arranged. In particular, the stacking table 32 detachably arranged on the stacking cart. Preferably, this is on the stacking cart 35 hung up. An interlocking geometry of stacking wagons 35 and stacking table 32 requires a positive connection between them and prevents slipping of the stacking table 32 on the stacking cart 35 ,

A guide spring 33 allows a safe insertion of the stacking unit 3 in a connection unit 38 how they look 5 evident.

6 shows a stacking unit 3 at a connection unit 38 , where the guide spring 33 the stacking unit 3 into a guide groove 39 the connection unit 38 is introduced. The thus resulting positive connection prevents lateral movement of the stacking unit, even with vibrations of the gathering machine 1 , Furthermore, the spring-groove connection allows precise positioning of the stacking unit 3 at the gathering machine 1 , A security device not shown also prevents movement of the stacker 3 from the connection unit 38 out.

The connection unit 38 has air outlet openings 40 on, behind which in particular a not visible here blower is arranged. Furthermore, the Anschlußussein unit 38 a pile fixation 42 on, in particular, is movable over two axes and is adaptable to the sheet stack size. The pile fixation 42 has a bracket 43 on top of the pile of leaves 27 stops when the variable fixation 28 was removed.

The connection unit is by means of a connecting element 41 at the gathering machine 1 attached. The gathering machine, not shown here for reasons of clarity 1 has a lifting device 44 on with prongs 45 on. Will the lifting device 44 lifted, the stacking table engages in a centering device, which at the tines 45 are arranged. By means of the lifting device can in particular tracking the sheet stack 27 over a period of operation of the gathering machine, when the stack of sheets 27 consumes.

An air volume that flows through the front and side blower, can be via the actuator 47 especially individually set for front and side blower. It is also provided in a further embodiment that the respective air volumes are controllable or controllable via electrically controllable valves. In particular, valves are provided which, via stepper motors in particular by means of the data processing system 5 are controllable.

7 shows an example of a guide plate 50 , which is intended as a guide for the stacking cart. The guide plate 50 points in a front area 51 a trapezoidal configuration, which is an insertion of the stacking unit and in particular of the stacking carriage between the tines 45 the lifting device 44 simplified.

8th shows a connection unit 38 in a detailed view. The connection unit 38 has in this exemplary embodiment air outlet openings 40 on, which are largely designed around. In an embodiment, not shown here are also air outlet openings 40 provided, attached to a geometry of a behind the air outlet openings 40 is adjusted. Preferably, the air outlet openings 40 elongated, in particular it is provided that the air outlet openings 40 have an oval or a rectangular shape.

The connection unit also has a stop, in particular with the fixed stop 30 the stacking unit 3 Aligns when the stacking unit 3 in the connection unit 38 is arranged. Preferably, the stop 55 and the firm stop 30 mutually corresponding angles, the jamming of the leaves in a joint between the stop 55 and the firm stop 30 in particular during a tracking by the lifting device 44 prevent.

Above the guide groove 39 an operating element is arranged on which optionally signal devices and / or operating switches for the collating machine can be arranged.

The connection unit 38 is by means of the connecting element 41 attachable to the gathering machine. In particular, the connecting element comprises 41 a flange, by means of which the connection element on the collating machine 1 in particular screwed.

9 shows a front view of a fan 60 , The fan 60 has longitudinal air outlet openings 61 on, the example here in beads 62 are arranged. Also, an embodiment is provided in which the fan 60 especially finger-shaped spacers or stops, in particular in one piece with the front panel 63 are connected. Also, an embodiment is present seen, the fan 60 is formed of a particular four-edged tube in which the air outlet openings 61 are arranged. A spacer can also be used as a separate component in front of the fan 60 be arranged.

10 shows a sectional view through the front panel 63 the fan 60 along the line XX in 9 , Here are in particular the beads 62 to recognize, from the one in 11 is shown in more detail in the detail view XI.

The above exemplary for a gathering machine presented embodiments may as well with other leaf processing Machines are combined.

Claims (39)

Circulating transport device ( 2 ) for the transport of leaves, in particular for a gathering machine ( 1 ), characterized in that the transport device ( 2 ) has a belt table, wherein the belt table at least one revolving belt ( 20 ) and thereon mounted transport slats ( 10 ) having. Transport device ( 2 ) according to claim 1, characterized in that the transport blades ( 10 ) Have teeth and the transport blades ( 10 ) on the belt ( 2 ) are arranged so that the teeth of the transport blades ( 10 ) at least partially interlock. Transport device ( 2 ) according to one of the preceding claims, characterized in that the transport lamellae ( 10 ) Cam ( 15 ), which serve as a stop for the sheet ( 16 ) act. Transport device ( 2 ) according to one of the preceding claims, characterized in that at least one cam ( 15 ) is variably movable. Transport device ( 2 ) according to one of the preceding claims, characterized in that the cam ( 15 ) is in particular automatically displaceable. Transport device ( 2 ) according to one of the preceding claims, characterized in that at least one cam ( 15 ) is retractable. Transport device ( 2 ) according to one of the preceding claims, characterized in that the transport device ( 2 ) a correction device ( 21 ) comprising the sheet ( 16 ) corrected in its position on the belt table. Transport device ( 2 ) according to one of the preceding claims, characterized in that the correction device ( 21 ) an angle ( 23 ) on which the sheet ( 16 ) is passed by means of the belt table. Transport device ( 2 ) according to any one of the preceding claims, characterized in that the correction device comprises a slider which holds the sheet ( 16 ) corrected in its position on the belt table. Transport device ( 2 ) according to claim 9, characterized in that the slide is operated electrically, hydraulically or pneumatically. Transport device ( 2 ) according to one of the preceding claims, characterized in that the belt ( 20 ) of the belt table is extendable. Transport device ( 2 ) according to any one of the preceding claims, characterized in that the sucker ( 4 ) is variably movable. Stacking unit ( 3 ) for receiving and feeding a stack of sheets ( 27 ) for a sheet-processing machine, in particular a collating machine ( 1 ), characterized in that the stacking unit ( 3 ) is detachably arranged by the sheet processing machine. Stacking unit ( 3 ) according to claim 13, characterized in that the stacking unit ( 3 ) at least one variable stop ( 28 ) for the stack of sheets ( 27 ) having. Stacking unit ( 3 ) according to one of claims 13 to 14, characterized in that the variable stop ( 28 ) by means of a releasable fastening device ( 29 ), in particular a magnetic and / or vacuum attachment variable on the stacking unit ( 3 ) is attachable. Stacking unit ( 3 ) according to one of claims 13 to 15 with a sheet-processing machine, characterized in that the sheet-processing machine has a connection unit ( 38 ), wherein the connection unit ( 38 ) for a connection of the stacking unit ( 3 ) is usable with the sheet processing machine. Stacking unit ( 3 ) according to claim 16, characterized in that the connection unit ( 38 ) a guided tour ( 39 ), which the stacking unit ( 3 ) centered in one position. Stacking unit according to claim 17, characterized in that the guide ( 39 ) has an angled to a horizontal course. Stacking unit ( 3 ) according to one of claims 13 to 18, characterized in that the stacking unit ( 3 ) a stacking table ( 32 ) and / or a stacking trolley ( 35 ) having. Stacking unit ( 3 ) according to one of claims 13 to 19, with a blade-processing machine, characterized in that the machine comprises a lifting device ( 44 ) for raising the stacking table ( 32 ) having. Stacking unit ( 3 ) according to claim 20, characterized in that the lifting device comprises a centering device ( 46 ) comprising the stacking table ( 32 ) on the lifting device ( 44 centered). Stacking unit ( 3 ) according to one of claims 13 to 21, characterized in that the stacking trolley ( 35 ) in a front area ( 51 ) has a guide aid, which facilitates an introduction into the lifting device. Stacking unit ( 3 ) according to one of claims 13 to 22, characterized in that the stacking unit ( 3 ) has a securing device for securing the stacking unit to the machine. Stacking unit ( 3 ) according to claim 23, characterized in that the securing device comprises a magnetic safety device. Stacking unit ( 3 ) according to one of claims 13 to 24, with a blade-processing machine, characterized in that the machine has a lockable stacking attachment ( 42 ), wherein the stack fixation ( 42 ) is biaxially movable. Stacking unit ( 3 ) according to claim 25, characterized in that the stack fixation ( 42 ) a bracket ( 43 ), wherein by means of the bracket ( 43 ) a slipping of the sheet stack ( 27 ) is largely prevented. Woodwinds ( 60 ) for fanning a pile of sheets ( 27 ), in particular for separating the uppermost leaves from the stack of leaves ( 27 ) in particular for use in a collating machine ( 1 ), characterized in that the fan ( 60 ) slot-shaped air outlet openings ( 61 ). Woodwinds ( 60 ) according to claim 27, characterized in that the air outlet openings ( 61 ) vertically to a position of the sheet stack ( 27 ) are arranged. Woodwinds ( 60 ) according to claim 27, characterized in that the air outlet openings ( 61 ) at an angle to a position of the sheet stack ( 27 ) are arranged. Woodwinds ( 60 ) according to one of claims 27 to 29, characterized in that the air outlet openings ( 61 ) have a width of about 0.15 millimeters to about 0.25 millimeters. Woodwinds ( 60 ) according to one of claims 27 to 30, characterized in that the fan ( 60 ) forms a stop for the sheet stack. Woodwinds ( 60 ) according to one of claims 27 to 31, characterized in that the air outlet openings ( 61 ) are spaced from the stack of sheets. Woodwinds ( 60 ) according to claim 32, characterized in that the air outlet openings in beads ( 62 ) are arranged. Woodwinds ( 60 ) according to one of claims 27 to 33, characterized in that the fan ( 60 ) a stop element for the sheet stack ( 27 ) having. Woodwinds ( 60 ) according to one of claims 27 to 34 with a blade-processing machine, characterized in that the machine for generating compressed air and / or vacuum has a side channel compressor, by means of which in particular ionized blown air can be generated which the blower ( 60 ) can be fed. Gathering machine ( 1 ) the at least one stacking unit ( 3 ) for receiving a stack of sheets ( 27 ), at least one horn ( 60 ) for fanning the uppermost layers of the sheet stack ( 27 ), at least one movable sucker ( 4 ) for picking up a sheet from the sheet pile ( 60 ) and a transport device ( 2 ) for the transport of the sheet. Gathering machine ( 1 ) according to claim 36, characterized in that the gathering machine ( 1 ) at least one transport device ( 2 ) according to one of claims 1 to 12. Gathering machine ( 1 ) according to one of claims 36 or 37, characterized in that the gathering machine ( 1 ) at least one stacking unit ( 3 ) according to one of claims 13 to 26. Gathering machine ( 1 ) according to one of claims 36 to 38, characterized in that the gathering machine ( 1 ) at least one fan ( 60 ) according to any one of claims 27 to 35.