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EP1466848A2 - sheet feeder for the separation of sheets - Google Patents

sheet feeder for the separation of sheets Download PDF

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Publication number
EP1466848A2
EP1466848A2 EP04007420A EP04007420A EP1466848A2 EP 1466848 A2 EP1466848 A2 EP 1466848A2 EP 04007420 A EP04007420 A EP 04007420A EP 04007420 A EP04007420 A EP 04007420A EP 1466848 A2 EP1466848 A2 EP 1466848A2
Authority
EP
European Patent Office
Prior art keywords
sheet
separator
sheet separator
transport
sheets
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.)
Granted
Application number
EP04007420A
Other languages
German (de)
French (fr)
Other versions
EP1466848A3 (en
EP1466848B1 (en
Inventor
Hartmut Nagel
Karsten Grossmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP1466848A2 publication Critical patent/EP1466848A2/en
Publication of EP1466848A3 publication Critical patent/EP1466848A3/en
Application granted granted Critical
Publication of EP1466848B1 publication Critical patent/EP1466848B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/08—Separating articles from piles using pneumatic force
    • B65H3/0808—Suction grippers
    • B65H3/0816—Suction grippers separating from the top of pile
    • B65H3/0825—Suction grippers separating from the top of pile and acting on the rear part of the articles relatively to the final separating direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2220/00—Function indicators
    • B65H2220/09—Function indicators indicating that several of an entity are present
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/20—Location in space
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2555/00—Actuating means
    • B65H2555/20—Actuating means angular
    • B65H2555/24—Servomotors

Definitions

  • the invention relates to a sheet feeder for separating sheets with a first and a second sheet separator, each of which holds a separating suction cup and a transport suction cup holder receiving a transport suction device and an associated one Have sheet separator height adjustment, the sheet separator together for Format adjustment in or against the transport direction of the sheet can be moved.
  • sheet feeders there is usually a sheet separator and a sheet separator with transport suction devices intended.
  • the separation vacuum and the transport vacuum are also driven Help of cam link transmissions.
  • a vacuum cleaner carrier which receives the vacuum cleaners a cyclical movement between an upper and a lower locking position impressed.
  • the top suction cup is used Sheet of a sheet stack is captured and moved into the upper rest position by the subsequent movement sporadically.
  • the isolated sheet is sent to the transport suction device pass, which preferably perform a translational movement and that of the transport suction cups to the sheet processing downstream of the sheet feeder Transport the machine.
  • Blowing air nozzles are provided to implement sheet separation and sheet transport.
  • a height adjustment device is assigned to the sheet separator.
  • large-format sheet feeders it is known to arrange two sheet separators next to one another in the format width, and to mechanically couple the drives of these sheet separators and operate them as a functional unit, a height adjustment device being provided which, initiated by a stack scan, influences the height level of this unit.
  • Such sheet feeders have the disadvantage that due to the rigid coupling of the sheet separator the format setting range of the sheet feeder is limited. Besides, it is not possible to set the individual sheet separators independently of each other and thus to the material to be processed and the shape of the sheet stack to adapt so that these sheet feeders can only be used to a limited extent.
  • the object of the invention is to change a generic sheet feeder so that the universality and effectiveness of the downstream processing machine is increased.
  • the task is performed by a sheet feeder according to the features of Claim 1 or claim 2 solved.
  • the format adjustment range of the sheet feeder is increased by the solution according to the invention. It is also possible to change this format setting range of the sheet feeder and the subordinate ones Printing press to use by stacking two sheets of different formats side by side be provided in the sheet feeder. In addition, sheets can be stacked with uneven surfaces can be processed without any problems.
  • FIG. 1 shows a sheet feeder 1 with a sheet stack 2 and 3 consisting of sheets 3 a downstream conveyor table 6 shown.
  • the sheet stack 2 is on a stacking plate 11 positioned, which is arranged on lifting means 4.
  • the lifting means 4 are operatively connected with a not shown, positioned in a frame 5 of the sheet feeder 1 Elevator.
  • a first sheet separator 7 and a second sheet separator 8 are provided in the sheet feeder 1.
  • Each sheet separator 7; 8 is provided with separating suction devices 9 and transport suction devices 10, which with in the direction of the width of the sheet 3 extending suction cups 12 and Transport suction carrier 13 are connected.
  • the suction cups 12 are each with the Output member of a cam coupling transmission, not shown, connected to the suction cup carriers 12 and thus the suction cups 9 a cyclical movement between one lower rest position, in which the suction cups 9 sit on the sheet stack 2, and one upper locking position, which is shown approximately in Figure 1, impresses. Accordingly, everyone is Transport suction support 13 with the output member of a cam coupling gear, not shown connected, through which the transport suction devices 10 cyclically in a transport direction 14 and be moved in the opposite direction.
  • the first sheet separator 7 is driven by a first drive 15 and the second sheet separator 8 associated with this driving second drive 16.
  • the first scanning device 28 detects the Surface of the sheet stack 1 in the area of the first sheet separator 7, while with the second scanning device 29 the surface of the sheet stack 2 in the region of the second Sheet separator 8 is detected.
  • the first sheet separator 7 is connected to a first longitudinal guide 19 by means of first lifting elements 17 and the second sheet separator 8 with the aid of second lifting elements 18 on a second one Longitudinal guide 20 arranged.
  • On the longitudinal guides 19; 20 are the lifting elements 17; 18 and thus the sheet separator 7; 8 in or against the transport direction 14 independently slidably mounted from each other.
  • the longitudinal guides 19; 20 as spindles formed, in which the lifting elements 17; 18 intervene.
  • the first longitudinal guide 19 is in bearings 21 added.
  • a bearing 21 is a rear transverse guide 22 and a Bearing 21 slidably associated with a front transverse guide 23.
  • a first servomotor 24 is provided, which on the as Spindle trained first longitudinal guide 19 and by turning the first sheet separator 7 moves in or against the transport direction 14.
  • the front transverse guide 23 is in the exemplary embodiment as a spindle mounted in the frame 5 formed, in which the bearing 21 engages, so that by a on the front transverse guide 23rd attacking and twisting this first adjusting means 26 of the first sheet separator 7 transverse to Transport direction 14 can be moved.
  • the second longitudinal guide 20 is received in the bearing 21, the bearing 21 also displaceable a rear transverse guide 22 and a front transverse guide 23 assigned.
  • a second Servomotor 25 is provided, which at the z. B. formed as a second longitudinal guide 20 attacks and by rotating the second sheet separator 8 in or against the transport direction 14 moves.
  • the second longitudinal guide 20 and the front Transverse guide 23 associated bearing 21 can with the help of a designed as a spindle front transverse guide 23 engaging second actuating means 27 transverse to the transport direction 14 can be moved, the second sheet separator 8 following this movement.
  • the longitudinal guides 19; 20 and the front cross guides 23 designed as spindles and the actuators 24; 25 and adjusting means 26, 27 are embodied as drive elements which implement a rotary movement. It is natural also possible, the adjusting movements of the sheet separator 7; 8 both in and against the Transport direction 14 and transversely thereto with the help of the sheet separators 7, 8 and to realize the bearings 21 attacking linear drives.
  • the first drive 15 and the second drive 16 are with a control and regulating device 30 connected by means of a rotary angle encoder 31 with the downstream of the sheet feeder 1 Processing machine is linked.
  • the first scanner 28 is over the Control and regulating device 30 with the first lifting elements 17 and the second scanning device 29 connected to the second lifting elements 18 via the control and regulating device 30.
  • the first servomotor is also connected to the control and regulating device 30 24 and the second servomotor 25 as well as the first actuating means 26 and the second actuating means 27.
  • An input device 32 is connected to the control and regulating device 30, through which the lifting elements 17; 18, servomotors 24; 25 and the adjusting means 26; 27 manually can be influenced. It is also possible to use the input device Enter 32 processing parameters in the control system 30 can be stored in order to realize an automated operation of the Sheet feeder 1.
  • the first drive 15 and the second drive 16 are via the control device 30 driven with the inclusion of the signals generated by the angle encoder 31, so that they are synchronized with each other and in the work cycle of the downstream processing machine circulate.
  • To implement synchronous operation of the drives 15; 16 is it z. B. possible to drive them according to the master-slave principle, one of the drives 15; 16 acts as a master and the other as a slave.
  • the drives 15; 16 become the separating suction cups 12 and the transport suction cups 13 and thus the separating suction device 9 and the transport suction device 10 of the sheet separator 7; 8 driven.
  • the top sheet 3 of the sheet stack 2 is by the Separating vacuum 9 isolated and handed over to the transport vacuum 10, which separated the Promote sheet 3 in transport direction 14 to the downstream processing machine.
  • the scanners 28; 29, the surface of the sheet stack 2 is detected.
  • About the Control and regulating device 30 and the lifting elements 17; 18 are the bow separators like this tracked in terms of their height level that their distance to the surface of the sheet stack 2 moves in a predetermined range. If sheet stack 2 is processed, whose surface is uneven, e.g. B. so-called hanging sheet stack 2, the height level the sheet separator 7; 8 changed independently of each other, so that a problem Processing of such a sheet stack 2 is possible.
  • the sheet separators 7; 8 synchronous, i.e. H. each at the same time same path sections are moved in or against the transport direction 14.
  • the format of the sheets to be processed is entered into the input device 32 3 entered and via the control and regulating device 30, the servomotors 24; 25 so controlled that the sheet separator 7; 8 on the longitudinal guides 19; 20 in one for the Processing format will be placed in optimal position, with the sheet separator 7; 8 synchronously with each other on the longitudinal guides 19; 20 are moved.
  • the adjusting means 26; 27 controlled by the control and regulating device 30 and the longitudinal guides 19; 20 moved transversely to the transport direction 14, the position the sheet separator 7; 8 also optimally with regard to the format width to those that are processed Sheet 3 can be adjusted, the adjusting means 26; 27 are controlled so that the sheet separator 7; 8 the same path sections towards or from each other move away.
  • first sheet stack 2.1 and a second one Sheet stacks 2.2 are provided, which can also have different formats.
  • first sheet stack 2.1 which has a larger format length, is the first Sheet separator 7 and the second sheet stack 2.2 having a smaller format length assigned to the second sheet separator 8, the sheet separator 7; 8 using the servomotors 24; 25 the sheet stacks 2.1; 2.2 are assigned.
  • the sheet stacks 2.1; 2.2 about the same format width on. But it is also possible to stack 2.1; 2.2 to process together the have different format widths. All that is required is the sheet separator 7; 8 by means of the adjusting means 26; 27 displacing the sheet stacks transversely to the transport direction 14 2.1; 2.2 adjust.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

The sheet separator for a machine processing sheets of paper has two separator heads (7, 8) fitted with separating (9) and transporting (10) suction grippers. Each head has its own drive (24, 25), allowing it to be moved parallel and transverse to the direction of transport, according to the format of the sheets.

Description

Die Erfindung betrifft einen Bogenanleger zum Vereinzeln von Bogen mit einem ersten und einem zweiten Bogentrenner, die jeweils einen Trennsauger aufnehmenden Trennsaugerträger und einen Transportsauger aufnehmenden Transportsaugerträger sowie eine zugeordnete Bogentrennerhöhenverstellung aufweisen, wobei die Bogentrenner gemeinsam zur Formatanpassung in oder entgegen der Transportrichtung der Bogen verschiebbar sind.The invention relates to a sheet feeder for separating sheets with a first and a second sheet separator, each of which holds a separating suction cup and a transport suction cup holder receiving a transport suction device and an associated one Have sheet separator height adjustment, the sheet separator together for Format adjustment in or against the transport direction of the sheet can be moved.

In Bogenanlegern ist üblicherweise ein Trennsauger und Transportsauger aufweisender Bogentrenner vorgesehen. Der Antrieb der Trennsauger und der Transportsauger erfolgt mit Hilfe von Kurvenkoppelgetrieben. Dabei wird einem die Trennsauger aufnehmenden Trennsaugerträger eine zyklische Bewegung zwischen einer oberen und einer unteren Rastposition aufgeprägt. In der unteren Rastposition wird von den Trennsaugern der jeweils oberste Bogen eines Bogenstapels erfasst und durch die nachfolgende Bewegung in die obere Rastposition vereinzelt. In einer Übergabeposition wird der vereinzelte Bogen an die Transportsauger übergeben, die vorzugsweise eine translatorische Bewegung ausführen und den von den Transportsaugern vereinzelten Bogen zur dem Bogenanleger nachgeordneten bogenverarbeitenden Maschine transportieren.In sheet feeders there is usually a sheet separator and a sheet separator with transport suction devices intended. The separation vacuum and the transport vacuum are also driven Help of cam link transmissions. In this case, a vacuum cleaner carrier which receives the vacuum cleaners a cyclical movement between an upper and a lower locking position impressed. In the lower latching position, the top suction cup is used Sheet of a sheet stack is captured and moved into the upper rest position by the subsequent movement sporadically. In a transfer position, the isolated sheet is sent to the transport suction device pass, which preferably perform a translational movement and that of the transport suction cups to the sheet processing downstream of the sheet feeder Transport the machine.

Zur Realisierung der Bogentrennung und des Bogentransports sind Blasluftdüsen vorgesehen. Außerdem ist dem Bogentrenner eine Höhenstelleinrichtung zugeordnet.
Bei großformatigen Bogenanlegern ist es bekannt, in der Formatbreite zwei Bogentrenner nebeneinander anzuordnen sowie die Antriebe dieser Bogentrenner mechanisch zu koppeln und als funktionelle Einheit zu betreiben, wobei eine Höhenstelleinrichtung vorgesehen ist, die, initiiert durch eine Stapelabtastung, das Höhenniveau dieser Einheit beeinflusst.Blowing air nozzles are provided to implement sheet separation and sheet transport. In addition, a height adjustment device is assigned to the sheet separator.
In large-format sheet feeders, it is known to arrange two sheet separators next to one another in the format width, and to mechanically couple the drives of these sheet separators and operate them as a functional unit, a height adjustment device being provided which, initiated by a stack scan, influences the height level of this unit.

Derartige Bogenanleger haben den Nachteil, dass aufgrund der starren Kopplung der Bogentrenner der Formatstellbereich des Bogenanlegers eingeschränkt ist. Außerdem ist es nicht möglich, die einzelnen Bogentrenner unabhängig voneinander einzustellen und damit an das zur Verarbeitung gelangende Verarbeitungsgut sowie an die Form der Bogenstapel anzupassen, so dass diese Bogenanleger nur beschränkt einsetzbar sind.Such sheet feeders have the disadvantage that due to the rigid coupling of the sheet separator the format setting range of the sheet feeder is limited. Besides, it is not possible to set the individual sheet separators independently of each other and thus to the material to be processed and the shape of the sheet stack to adapt so that these sheet feeders can only be used to a limited extent.

Aufgabe der Erfindung ist es, einen gattungsgemäßen Bogenanleger so zu verändern, das die Universalität und die Effektivität der nachgeordneten Verarbeitungsmaschine erhöht wird.The object of the invention is to change a generic sheet feeder so that the universality and effectiveness of the downstream processing machine is increased.

Erfindungsgemäß wird die Aufgabe durch einen Bogenanleger nach den Merkmalen des Anspruchs 1 oder des Anspruchs 2 gelöst. According to the invention, the task is performed by a sheet feeder according to the features of Claim 1 or claim 2 solved.

Durch die erfindungsgemäße Lösung wird der Formatstellbereich des Bogenanlegers erhöht. Außerdem ist es möglich, diesen Formatstellbereich des Bogenanlegers und der nachgeordneten Druckmaschine zu nutzen, indem zwei Bogenstapel unterschiedlicher Formate nebeneinander im Bogenanleger vorgesehen werden. Darüber hinaus können Bogenstapel mit unebenen Oberflächen problemlos verarbeitet werden.The format adjustment range of the sheet feeder is increased by the solution according to the invention. It is also possible to change this format setting range of the sheet feeder and the subordinate ones Printing press to use by stacking two sheets of different formats side by side be provided in the sheet feeder. In addition, sheets can be stacked with uneven surfaces can be processed without any problems.

An einem Ausführungsbeispiel wird die Erfindung näher erläutert. In den zugehörigen Zeichnungen zeigen:

Figur 1:
einen Bogenanleger in der Seitenansicht
Figur 2:
eine Draufsicht auf den Bogenanleger nach Figur 1
Figur 3:
eine Ansicht gem. Figur 2 mit einer Steuer- und Regeleinrichtung
Figur 4:
eine Ansicht des Bogenanlegers gemäß Figur 1 von hinten
Figur 5:
einen Bogenanleger gem. Fig. 2 mit zwei Bogenstapeln
Figur 6:
den Bogenanleger nach Figur 5 von hinten.
The invention is explained in more detail using an exemplary embodiment. In the accompanying drawings:
Figure 1:
a sheet feeder in the side view
Figure 2:
a plan view of the sheet feeder of Figure 1
Figure 3:
a view acc. Figure 2 with a control and regulating device
Figure 4:
a view of the sheet feeder according to Figure 1 from behind
Figure 5:
a sheet feeder acc. Fig. 2 with two stacks of sheets
Figure 6:
the sheet feeder of Figure 5 from behind.

In Figur 1 ist ein Bogenanleger 1 mit einem aus Bogen 3 bestehenden Bogenstapel 2 und einem nachgeordneten Bändertisch 6 dargestellt. Der Bogenstapel 2 ist auf einer Stapelplatte 11 positioniert, die an Hubmitteln 4 angeordnet ist. Die Hubmittel 4 stehen in Wirkverbindung mit einem nicht dargestellten, in einem Gestell 5 des Bogenanlegers 1 positionierten Aufzug.FIG. 1 shows a sheet feeder 1 with a sheet stack 2 and 3 consisting of sheets 3 a downstream conveyor table 6 shown. The sheet stack 2 is on a stacking plate 11 positioned, which is arranged on lifting means 4. The lifting means 4 are operatively connected with a not shown, positioned in a frame 5 of the sheet feeder 1 Elevator.

Im Bogenanleger 1 sind ein erster Bogentrenner 7 und ein zweiter Bogentrenner 8 vorgesehen. Jeder Bogentrenner 7; 8 ist mit Trennsaugern 9 und Transportsaugern 10 versehen, die mit sich in Richtung der Breite der Bogen 3 erstreckendem Trennsaugerträgern 12 und Transportsaugerträgern 13 verbunden sind. Die Trennsaugerträger 12 sind jeweils mit dem Abtriebsglied eines nicht dargestellten Kurvenkoppelgetriebes verbunden, die den Trennsaugerträgern 12 und damit den Trennsaugern 9 eine zyklische Bewegung zwischen einer unterer Rastposition, in der die Trennsauger 9 auf dem Bogenstapel 2 aufsetzen, und einer oberen Rastposition, die etwa in Figur 1 dargestellt ist, aufprägt. Entsprechend ist jeder der Transportsaugerträger 13 mit dem Abtriebsglied eines nicht dargestellten Kurvenkoppelgetriebes verbunden, durch die die Transportsauger 10 zyklisch in eine Transportrichtung 14 und entgegengesetzt dazu bewegt werden. A first sheet separator 7 and a second sheet separator 8 are provided in the sheet feeder 1. Each sheet separator 7; 8 is provided with separating suction devices 9 and transport suction devices 10, which with in the direction of the width of the sheet 3 extending suction cups 12 and Transport suction carrier 13 are connected. The suction cups 12 are each with the Output member of a cam coupling transmission, not shown, connected to the suction cup carriers 12 and thus the suction cups 9 a cyclical movement between one lower rest position, in which the suction cups 9 sit on the sheet stack 2, and one upper locking position, which is shown approximately in Figure 1, impresses. Accordingly, everyone is Transport suction support 13 with the output member of a cam coupling gear, not shown connected, through which the transport suction devices 10 cyclically in a transport direction 14 and be moved in the opposite direction.

Dem ersten Bogentrenner 7 ist ein diesen treibenden erster Antrieb 15 und dem zweiten Bogentrenner 8 ein diesen treibenden zweiter Antrieb 16 zugeordnet.The first sheet separator 7 is driven by a first drive 15 and the second sheet separator 8 associated with this driving second drive 16.

Am ersten Bogentrenner 7 ist eine erste Abtasteinrichtung 28 und am zweiten Bogentrenner 8 eine zweite Abtasteinrichtung 29 vorgesehen. Die erste Abtasteinrichtung 28 erfasst die Oberfläche des Bogenstapels 1 im Bereich des ersten Bogentrenners 7, während mit der zweiten Abtasteinrichtung 29 die Oberfläche des Bogenstapels 2 im Bereich des zweiten Bogentrenners 8 erfasst wird.There is a first scanning device 28 on the first sheet separator 7 and on the second sheet separator 8 a second scanning device 29 is provided. The first scanning device 28 detects the Surface of the sheet stack 1 in the area of the first sheet separator 7, while with the second scanning device 29 the surface of the sheet stack 2 in the region of the second Sheet separator 8 is detected.

Der erste Bogentrenner 7 ist mittels erster Hubelemente 17 an einer ersten Längsführung 19 und der zweite Bogentrenner 8 mit Hilfe von zweiten Hubelementen 18 an einer zweiten Längsführung 20 angeordnet. Auf den Längsführungen 19; 20 sind die Hubelemente 17; 18 und damit die Bogentrenner 7; 8 in oder entgegen der Transportrichtung 14 unabhängig voneinander verschiebbar gelagert. Dazu sind z. B. die Längsführungen 19; 20 als Spindeln ausgebildet, in die die Hubelemente 17; 18 eingreifen. Die erste Längsführung 19 ist in Lagern 21 aufgenommen. Ein Lager 21 ist verschiebbar einer hinteren Querführung 22 und ein Lager 21 einer vorderen Querführung 23 verschiebbar zugeordnet. Am der vorderen Querführung 23 zugeordneten Lager 21 ist ein erstes Stellmotor 24 vorgesehen, der an der als Spindel ausgebildeten ersten Längsführung 19 angreift und durch Drehen den ersten Bogentrenner 7 in oder entgegen der Transportrichtung 14 verschiebt.The first sheet separator 7 is connected to a first longitudinal guide 19 by means of first lifting elements 17 and the second sheet separator 8 with the aid of second lifting elements 18 on a second one Longitudinal guide 20 arranged. On the longitudinal guides 19; 20 are the lifting elements 17; 18 and thus the sheet separator 7; 8 in or against the transport direction 14 independently slidably mounted from each other. For this purpose, e.g. B. the longitudinal guides 19; 20 as spindles formed, in which the lifting elements 17; 18 intervene. The first longitudinal guide 19 is in bearings 21 added. A bearing 21 is a rear transverse guide 22 and a Bearing 21 slidably associated with a front transverse guide 23. At the front transverse guide 23 associated bearing 21, a first servomotor 24 is provided, which on the as Spindle trained first longitudinal guide 19 and by turning the first sheet separator 7 moves in or against the transport direction 14.

Die vordere Querführung 23 ist im Ausführungsbeispiel als im Gestell 5 gelagerte Spindel ausgebildet, in die das Lager 21 eingreift, so dass durch ein an der vorderen Querführung 23 angreifendes und diese verdrehendes erstes Stellmittel 26 der erste Bogentrenner 7 quer zur Transportrichtung 14 verschoben werden kann.The front transverse guide 23 is in the exemplary embodiment as a spindle mounted in the frame 5 formed, in which the bearing 21 engages, so that by a on the front transverse guide 23rd attacking and twisting this first adjusting means 26 of the first sheet separator 7 transverse to Transport direction 14 can be moved.

Entsprechend ist die zweite Längsführung 20 im Lager 21 aufgenommen, wobei die Lager 21 ebenfalls verschiebbar einer hinteren Querführung 22 und einer vorderen Querführung 23 zugeordnet sind. Am der vorderen Querführung 23 zugeordneten Lager 21 ist ein zweiter Stellmotor 25 vorgesehen, der an der z. B. als Spindel ausgebildeten zweiten Längsführung 20 angreift und durch Drehen den zweiten Bogentrenner 8 in oder entgegen der Transportrichtung 14 verschiebt. Das die zweite Längsführung 20 aufnehmende und der vorderen Querführung 23 zugeordnete Lager 21 kann mit Hilfe eines an der als Spindel ausgebildeten vorderen Querführung 23 angreifenden zweiten Stellmittels 27 quer zur Transportrichtung 14 verschoben werden, wobei der zweite Bogentrenner 8 dieser Bewegung folgt.Correspondingly, the second longitudinal guide 20 is received in the bearing 21, the bearing 21 also displaceable a rear transverse guide 22 and a front transverse guide 23 assigned. At the front transverse guide 23 associated bearing 21 is a second Servomotor 25 is provided, which at the z. B. formed as a second longitudinal guide 20 attacks and by rotating the second sheet separator 8 in or against the transport direction 14 moves. The second longitudinal guide 20 and the front Transverse guide 23 associated bearing 21 can with the help of a designed as a spindle front transverse guide 23 engaging second actuating means 27 transverse to the transport direction 14 can be moved, the second sheet separator 8 following this movement.

Im Ausführungsbeispiel wurden die Längsführungen 19; 20 und die vorderen Querführungen 23 als Spindeln ausgebildet und die diesen zugeordneten Stellmotore 24; 25 und Stellmittel 26, 27 als eine Drehbewegung realisierende Antriebselemente ausgeführt. Es ist natürlich auch möglich, die Stellbewegungen der Bogentrenner 7; 8 sowohl in und entgegen der Transportrichtung 14 als auch quer dazu mit Hilfe von an den Bogentrennern 7;8 sowie an den Lagern 21 angreifende Linearantriebe zu realisieren.In the exemplary embodiment, the longitudinal guides 19; 20 and the front cross guides 23 designed as spindles and the actuators 24; 25 and adjusting means 26, 27 are embodied as drive elements which implement a rotary movement. It is natural also possible, the adjusting movements of the sheet separator 7; 8 both in and against the Transport direction 14 and transversely thereto with the help of the sheet separators 7, 8 and to realize the bearings 21 attacking linear drives.

Der erste Antrieb 15 und der zweite Antrieb 16 sind mit einer Steuer- und Regeleinrichtung 30 verbunden, die mittels eines Drehwinkelgebers 31 mit der dem Bogenanleger 1 nachgeordneten Verarbeitungsmaschine verknüpft ist. Die erste Abtasteinrichtung 28 ist über die Steuer- und Regeleinrichtung 30 mit den ersten Hubelementen 17 und die zweite Abtasteinrichtung 29 über die Steuer- und Regeleinrichtung 30 mit den zweiten Hubelementen 18 verbunden. Weiterhin verbunden mit der Steuer- und Regeleinrichtung 30 sind der erste Stellmotor 24 und der zweite Stellmotor 25 sowie das erste Stellmittel 26 und das zweite Stellmittel 27. Mit der Steuer- und Regeleinrichtung 30 steht eine Eingabeeinrichtung 32 in Verbindung, durch die die Hubelemente 17; 18, Stellmotore 24; 25 sowie die Stellmittel 26; 27 manuell beeinflusst werden können. Außerdem ist es möglich, mit Hilfe der Eingabeeinrichtung 32 bearbeitungstechnische Kenngrößen einzugeben, die in der Steuer- und Regeleinrichtung 30 abrufbar gespeichert werden können zur Realisierung eines automatisierten Betriebs des Bogenanlegers 1.The first drive 15 and the second drive 16 are with a control and regulating device 30 connected by means of a rotary angle encoder 31 with the downstream of the sheet feeder 1 Processing machine is linked. The first scanner 28 is over the Control and regulating device 30 with the first lifting elements 17 and the second scanning device 29 connected to the second lifting elements 18 via the control and regulating device 30. The first servomotor is also connected to the control and regulating device 30 24 and the second servomotor 25 as well as the first actuating means 26 and the second actuating means 27. An input device 32 is connected to the control and regulating device 30, through which the lifting elements 17; 18, servomotors 24; 25 and the adjusting means 26; 27 manually can be influenced. It is also possible to use the input device Enter 32 processing parameters in the control system 30 can be stored in order to realize an automated operation of the Sheet feeder 1.

Der erste Antrieb 15 und der zweite Antrieb 16 werden über die Steuer- und Regeleinrichtung 30 unter Einbeziehung der von dem Drehwinkelgeber 31 generierten Signale angesteuert, so dass diese synchron zueinander und im Arbeitstakt der nachgeordneten Verarbeitungsmaschine umlaufen. Zur Realisierung eines synchronen Betriebes der Antriebe 15; 16 ist es z. B. möglich, diese nach dem Master-Slave-Prinzip anzutreiben, wobei einer der Antriebe 15; 16 als Master und der andere als Slave wirkt.The first drive 15 and the second drive 16 are via the control device 30 driven with the inclusion of the signals generated by the angle encoder 31, so that they are synchronized with each other and in the work cycle of the downstream processing machine circulate. To implement synchronous operation of the drives 15; 16 is it z. B. possible to drive them according to the master-slave principle, one of the drives 15; 16 acts as a master and the other as a slave.

Durch die Antriebe 15; 16 werden die Trennsaugerträger 12 sowie die Transportsaugerträger 13 und damit die Trennsauger 9 sowie die Transportsauger 10 der Bogentrenner 7; 8 angetrieben. In bekannter Weise wird der jeweils oberste Bogen 3 des Bogenstapels 2 durch die Trennsauger 9 vereinzelt und an die Transportsauger 10 übergeben, die den vereinzelten Bogen 3 in Transportrichtung 14 zur nachgeordneten Verarbeitungsmaschine fördern. Durch die Abtasteinrichtungen 28; 29 wird die Oberfläche des Bogenstapels 2 erfasst. Über die Steuer- und Regeleinrichtung 30 und die Hubelemente 17; 18 werden die Bogentrenner so hinsichtlich ihres Höhenniveaus nachgeführt, dass sich ihr Abstand zur Oberfläche des Bogenstapels 2 in einem vorgegebenen Bereich bewegt. Werden Bogenstapel 2 bearbeitet, deren Oberfläche uneben ist, z. B. sogenannte hängende Bogenstapel 2, wird das Höhenniveau der Bogentrenner 7; 8 unabhängig voneinander verändert, so dass eine problemlose Verarbeitung derartiger Bogenstapel 2 möglich ist.By the drives 15; 16 become the separating suction cups 12 and the transport suction cups 13 and thus the separating suction device 9 and the transport suction device 10 of the sheet separator 7; 8 driven. In a known manner, the top sheet 3 of the sheet stack 2 is by the Separating vacuum 9 isolated and handed over to the transport vacuum 10, which separated the Promote sheet 3 in transport direction 14 to the downstream processing machine. By the scanners 28; 29, the surface of the sheet stack 2 is detected. About the Control and regulating device 30 and the lifting elements 17; 18 are the bow separators like this tracked in terms of their height level that their distance to the surface of the sheet stack 2 moves in a predetermined range. If sheet stack 2 is processed, whose surface is uneven, e.g. B. so-called hanging sheet stack 2, the height level the sheet separator 7; 8 changed independently of each other, so that a problem Processing of such a sheet stack 2 is possible.

Zur Formatanpassung können die Bogentrenner 7; 8 synchron, d. h. jeweils gleichzeitig um gleiche Wegabschnitte in oder entgegen der Transportrichtung 14 verschoben werden.The sheet separators 7; 8 synchronous, i.e. H. each at the same time same path sections are moved in or against the transport direction 14.

Dazu wird in die Eingabeeinrichtung 32 das Format der zur Verarbeitung gelangenden Bogen 3 eingegeben und über die Steuer- und Regeleinrichtung 30 die Stellmotore 24; 25 so angesteuert, dass die Bogentrenner 7; 8 auf den Längsführungen 19; 20 in eine für das zur Verarbeitung gelangende Format optimale Position verbracht werden, wobei die Bogentrenner 7; 8 synchron zueinander auf den Längsführungen 19; 20 verschoben werden.For this purpose, the format of the sheets to be processed is entered into the input device 32 3 entered and via the control and regulating device 30, the servomotors 24; 25 so controlled that the sheet separator 7; 8 on the longitudinal guides 19; 20 in one for the Processing format will be placed in optimal position, with the sheet separator 7; 8 synchronously with each other on the longitudinal guides 19; 20 are moved.

Da es möglich ist, die Bogentrenner 7; 8 auch quer zur Transportrichtung 14 zu verschieben, dazu werden die Stellmittel 26; 27 durch die Steuer- und Regeleinrichtung 30 angesteuert und die Längsführungen 19; 20 quer zur Transportrichtung 14 verschoben, kann die Position der Bogentrenner 7; 8 auch bezüglich der Formatbreite optimal den zur Verarbeitung gelangenden Bogen 3 angepasst werden, wobei die Stellmittel 26; 27 so angesteuert werden, dass sich die Bogentrenner 7; 8 um gleiche Wegabschnitte aufeinander zu oder voneinander weg bewegen.Since it is possible to use the sheet separator 7; 8 can also be moved transversely to the transport direction 14, for this purpose, the adjusting means 26; 27 controlled by the control and regulating device 30 and the longitudinal guides 19; 20 moved transversely to the transport direction 14, the position the sheet separator 7; 8 also optimally with regard to the format width to those that are processed Sheet 3 can be adjusted, the adjusting means 26; 27 are controlled so that the sheet separator 7; 8 the same path sections towards or from each other move away.

Durch die Möglichkeit, die Bogentrenner 7; 8 sowohl in oder entgegen der Transportrichtung 14 als auch quer dazu zu verbringen, kann ein Bogentrenner 7; 8 stillgesetzt und nur ein Bogentrenner 7; 8 betrieben werden, der dazu in bekannter Weise in der Mitte des Bogenanlegers 1 positioniert wird.The possibility of the sheet separator 7; 8 both in or against the transport direction 14 as well as to spend transversely thereto, a sheet separator 7; 8 stopped and only one Sheet separator 7; 8 are operated in a known manner in the middle of the sheet feeder 1 is positioned.

Es ist auch möglich, die das Verschieben der Bogentrenner 7; 8 in oder entgegen der Transportrichtung 14 realisierenden Stellmotore 24; 25 unabhängig voneinander sowie die das Verschieben quer dazu realisierenden Stellmittel 26; 27 ebenfalls unabhängig voneinander mit Hilfe der Steuer- und Regeleinrichtung 30 anzusteuern. Dadurch kann, wie in den Figuren 5 und 6 gezeigt, statt des Bogenstapels 2 ein erster Bogenstapel 2.1 und ein zweiter Bogenstapel 2.2 vorgesehen werden, die auch unterschiedliche Formate aufweisen können. In Figur 5 ist der eine größere Formatlänge aufweisende erste Bogenstapel 2.1 dem ersten Bogentrenner 7 und der eine geringere Formatlänge aufweisende zweite Bogenstapel 2.2 dem zweiten Bogentrenner 8 zugeordnet, wobei die Bogentrenner 7; 8 mit Hilfe der Stellmotore 24; 25 den Bogenstapeln 2.1; 2.2 zugeordnet werden.It is also possible to move the sheet separator 7; 8 in or against the transport direction 14 realizing servomotors 24; 25 independently of each other as well as that Moving adjusting means 26; 27 also independently to be controlled with the aid of the control and regulating device 30. This can, as in the figures 5 and 6, instead of the sheet stack 2, a first sheet stack 2.1 and a second one Sheet stacks 2.2 are provided, which can also have different formats. In FIG. 5, the first sheet stack 2.1, which has a larger format length, is the first Sheet separator 7 and the second sheet stack 2.2 having a smaller format length assigned to the second sheet separator 8, the sheet separator 7; 8 using the servomotors 24; 25 the sheet stacks 2.1; 2.2 are assigned.

In diesem Ausführungsbeispiel weisen die Bogenstapel 2.1; 2.2 etwa eine gleiche Formatbreite auf. Es ist aber auch möglich, Bogenstapel 2.1; 2.2 gemeinsam zu verarbeiten, die unterschiedliche Formatbreiten aufweisen. Dazu ist es lediglich erforderlich, die Bogentrenner 7; 8 mittels der Stellmittel 26; 27 quer zur Transportrichtung 14 verschiebend den Bogenstapeln 2.1; 2.2 anzupassen. In this embodiment, the sheet stacks 2.1; 2.2 about the same format width on. But it is also possible to stack 2.1; 2.2 to process together the have different format widths. All that is required is the sheet separator 7; 8 by means of the adjusting means 26; 27 displacing the sheet stacks transversely to the transport direction 14 2.1; 2.2 adjust.

Aufstellung der verwendeten BezugszeichenList of the reference numerals used

11
Bogenanlegersheet feeder
22
Bogenstapelsheet pile
2.12.1
erster Bogenstapelfirst stack of sheets
2.22.2
zweiter Bogenstapelsecond stack of sheets
33
Bogenarc
44
Hubmittellifting means
55
Gestellframe
66
Bändertischbelt table
77
erster Bogentrennerfirst sheet separator
88th
zweiter Bogentrennersecond sheet separator
99
Trennsaugersuction separator
1010
Transportsaugertransport sucker
1111
Stapelplattestacking plate
1212
TrennsaugerträgerSeparating sucker carrier
1313
TransportsaugerträgerTransport sucker carrier
1414
Transportrichtungtransport direction
1515
erster Antriebfirst drive
1616
zweiter Antriebsecond drive
1717
erstes Hubelementfirst lifting element
1818
zweites Hubelementsecond lifting element
1919
erste Längsführungfirst longitudinal guide
2020
zweite Längsführungsecond longitudinal guide
2121
Lagercamp
2222
hintere Querführungrear transverse guide
2323
vordere Querführungfront transverse guide
2424
erster Stellmotorfirst servomotor
2525
zweiter Stellmotorsecond servomotor
2626
erstes Stellmittelfirst actuating means
2727
zweites Stellmittelsecond actuating means
2828
erste Abtasteinrichtungfirst scanner
2929
zweite Abtasteinrichtungsecond scanner
3030
Steuer- und RegeleinrichtungControl and regulating device
3131
DrehwinkelgeberRotary encoder
3232
Eingabeeinrichtunginput device

Claims (8)

Bogenanleger zum Vereinzeln von Bogen mit einem ersten und einem zweiten Bogentrenner, die jeweils einen Trennsauger aufnehmenden Trennsaugerträger und einen Transportsauger aufnehmenden Transportsaugerträger sowie eine zugeordnete Bogentrennerhöhenverstellung aufweisen, wobei die Bogentrenner gemeinsam zur Formatanpassung in oder entgegen der Transportrichtung der Bogen verschiebbar sind, dadurch gekennzeichnet, dass dem ersten Bogentrenner (7) ein erster Antrieb (15) und dem zweiten Bogentrenner (8) ein zweiter Antrieb (16) zugeordnet ist und die Antriebe (15; 16) durch eine Steuer- und Regeleinrichtung (30) im Arbeitstakt einer nachgeordneten Verarbeitungsmaschine antreibbar sind, wobei die Bogentrenner (7; 8) unabhängig voneinander in oder entgegen der Transportrichtung (14) und/oder quer dazu verbringbar ausgeführt sind.Sheet feeder for separating sheets with a first and a second sheet separator, each of which has a separating suction cup holder receiving a separating suction device and a transport suction cup holder receiving a transport suction device, and an associated sheet separator height adjustment, the sheet separators being displaceable together in or against the transport direction of the sheets, characterized in that a first drive (15) is assigned to the first sheet separator (7) and a second drive (16) is assigned to the second sheet separator (8) and the drives (15; 16) can be driven by a control and regulating device (30) in the work cycle of a downstream processing machine are, the sheet separator (7; 8) independently of one another in or against the transport direction (14) and / or transversely thereto. Bogenanleger zum Vereinzeln von Bogen mit zwei Bogentrennern, die jeweils einen Trennsauger aufnehmenden Trennsaugerträger und einen Transportsauger aufnehmenden Transportsaugerträger sowie eine gemeinsame Bogentrennerhöhenabstellung aufweisen, wobei die Bogentrenner gemeinsam zur Formatanpassung in oder entgegen der Transportrichtung der Bogen verschiebbar sind, dadurch gekennzeichnet, dass dem ersten Bogentrenner (7) ein erster Antrieb (15) und dem zweiten Bogentrenner (8) ein zweiter Antrieb (16) zugeordnet ist und die Antriebe (15; 16) durch eine Steuer- und Regeleinrichtung (30) im Arbeitstakt einer nachgeordneten Verarbeitungsmaschine antreibbar sind, wobei die Bogentrenner (7; 8) in gleichen Wegabschnitten zu oder entgegen der Transportrichtung (14) und/oder quer dazu in gleichen Wegabschnitten aufeinander in oder voneinander weg verbringbar ausgeführt sind.Sheet feeder for separating sheets with two sheet separators, each of which has a separating suction holder receiving a separating suction device and a transport suction holder holding a transport suction device, as well as a common sheet separator height adjustment, whereby the sheet separators can be moved together for format adjustment in or against the transport direction of the sheets, characterized in that the first sheet separator ( 7) a first drive (15) and the second sheet separator (8) a second drive (16) is assigned and the drives (15; 16) can be driven by a control and regulating device (30) in the work cycle of a downstream processing machine, the Sheet separators (7; 8) in the same path sections to or counter to the transport direction (14) and / or transversely thereto in the same path sections are designed such that they can be brought into or away from one another. Bogenanleger nach Anspruch 1 und 2, dadurch gekennzeichnet, dass der erste Bogentrenner (7) mittels eines ersten Stellmotors (24) auf einer ersten Längsführung (19) und der zweite Bogentrenner (8) mittels eines zweiten Stellmotors (25) auf einer zweiten Längsführung (20) verbringbar ausgeführt sind.Sheet feeder according to claims 1 and 2, characterized in that the first sheet separator (7) by means of a first servomotor (24) on a first longitudinal guide (19) and the second sheet separator (8) by means of a second servomotor (25) on a second longitudinal guide ( 20) are designed to be transferable. Bogenanleger nach Anspruch 1, 2 und 3, dadurch gekennzeichnet, dass die erste Längsführung (19) mittels eines ersten Stellmittels (26) und die zweite Längsführung (20) mittels eines zweiten Stellmittels (27) quer zur Transportrichtung (14) verbringbar ausgeführt ist. Sheet feeder according to claim 1, 2 and 3, characterized in that the first longitudinal guide (19) by means of a first adjusting means (26) and the second longitudinal guide (20) by means of a second adjusting means (27) is designed to be movable transversely to the transport direction (14). Bogenanleger nach Anspruch 1, 2 und 3, dadurch gekennzeichnet, dass die Längsführungen (19, 20) als Spindeln ausgebildet sind.Sheet feeder according to claim 1, 2 and 3, characterized in that the longitudinal guides (19, 20) are designed as spindles. Bogenanleger nach Anspruch 1, 2, 3 und 4, dadurch gekennzeichnet, dass die Stellmotore (24, 25) und die Stellmittel (26, 27) als Linearmotore ausgebildet sind.Sheet feeder according to claim 1, 2, 3 and 4, characterized in that the servomotors (24, 25) and the actuating means (26, 27) are designed as linear motors. Bogenanleger nach Anspruch 1 und 2, dadurch gekennzeichnet, dass dem ersten Bogentrenner (7) eine dessen Höhenlage erfassende erste Abtasteinrichtung (28) und dem zweiten Bogentrenner (8) und dessen Höhenlage erfassende zweite Abtasteinrichtung (29) zugeordnet ist und die erste Abtasteinrichtung (28) über die Steuer- und Regeleinrichtung (30) mit an dem ersten Bogentrenner (7) angreifenden ersten Hubelementen (17) und die zweite Ablasteinrichtung (29) über die Steuer- und Regeleinrichtung (30) mit an dem zweiten Bogentrenner (8) angreifenden zweiten Hubelementen (18) verbunden ist.Sheet feeder according to claims 1 and 2, characterized in that the first sheet separator (7) is assigned a first scanning device (28) which detects its vertical position and the second sheet separator (8) and second measuring device (29) which detects its vertical position and the first scanning device (28 ) via the control and regulating device (30) with first lifting elements (17) engaging on the first sheet separator (7) and the second unloading device (29) via the control and regulating device (30) with second engaging on the second sheet separator (8) Lifting elements (18) is connected. Bogenanleger nach Anspruch 1 bis 7, dadurch gekennzeichnet, dass die Bogentrenner (7, 8) durch Eingeben der Formatgröße des Verarbeitungsgutes in eine der Steuer- und Regeleinrichtung (30) zugeordneten Eingabevorrichtung (32) positionierbar sind.Sheet feeder according to claims 1 to 7, characterized in that the sheet separators (7, 8) can be positioned by entering the format size of the material to be processed in an input device (32) assigned to the control and regulating device (30).
EP04007420A 2003-04-10 2004-03-26 Sheet feeder for the separation of sheets Expired - Lifetime EP1466848B1 (en)

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DE10316361 2003-04-10
DE10316361A DE10316361A1 (en) 2003-04-10 2003-04-10 Sheet feeder for separating sheets

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EP3095740A1 (en) * 2015-05-20 2016-11-23 Ricoh Company, Ltd. Conveyed-material separation device and conveyed-material conveyance apparatus including same
EP3181499A1 (en) * 2015-12-16 2017-06-21 Ricoh Company, Ltd. Sheet-material supply device

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DE102005001516B4 (en) * 2005-01-13 2013-04-18 manroland sheetfed GmbH sheet feeder

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US2146945A (en) * 1936-07-31 1939-02-14 Ehrig Hans Sheet feeder
US3391924A (en) * 1966-07-29 1968-07-09 Addressograph Multigraph Sheet feeding mechanism
DE3919787A1 (en) * 1989-06-16 1991-01-03 Mabeg Maschinenbau Gmbh Nachf Sheet feeder setting-up method - having carrier plate on which sheet stack can be laid which is vertically adjustable by lifting system
DE19620937A1 (en) * 1996-05-24 1997-11-27 Roland Man Druckmasch Sheet feeder
DE19755521A1 (en) * 1997-12-13 1999-06-17 Koenig & Bauer Ag Bow separator

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DE9205400U1 (en) * 1992-04-21 1992-06-11 KBA-Planeta AG, O-8122 Radebeul Device for aligning sheets
DE19601470B4 (en) * 1996-01-17 2004-10-28 Heidelberger Druckmaschinen Ag Drag suction gear, in particular drag suction gear for a device for correcting angled bends

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US2146945A (en) * 1936-07-31 1939-02-14 Ehrig Hans Sheet feeder
US3391924A (en) * 1966-07-29 1968-07-09 Addressograph Multigraph Sheet feeding mechanism
DE3919787A1 (en) * 1989-06-16 1991-01-03 Mabeg Maschinenbau Gmbh Nachf Sheet feeder setting-up method - having carrier plate on which sheet stack can be laid which is vertically adjustable by lifting system
DE19620937A1 (en) * 1996-05-24 1997-11-27 Roland Man Druckmasch Sheet feeder
DE19755521A1 (en) * 1997-12-13 1999-06-17 Koenig & Bauer Ag Bow separator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3095740A1 (en) * 2015-05-20 2016-11-23 Ricoh Company, Ltd. Conveyed-material separation device and conveyed-material conveyance apparatus including same
EP3181499A1 (en) * 2015-12-16 2017-06-21 Ricoh Company, Ltd. Sheet-material supply device
TWI659918B (en) * 2015-12-16 2019-05-21 日商理光股份有限公司 Sheet material supply device
US10513404B2 (en) 2015-12-16 2019-12-24 Ricoh Company, Ltd. Sheet-material supply device

Also Published As

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EP1466848A3 (en) 2007-12-19
DE502004012215D1 (en) 2011-04-07
DE10316361A1 (en) 2004-10-28
EP1466848B1 (en) 2011-02-23

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