EP0753475B1 - Vorrichtung zum Zuführen von flachen Materialien - Google Patents

Vorrichtung zum Zuführen von flachen Materialien Download PDF

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Publication number
EP0753475B1
EP0753475B1 EP96104381A EP96104381A EP0753475B1 EP 0753475 B1 EP0753475 B1 EP 0753475B1 EP 96104381 A EP96104381 A EP 96104381A EP 96104381 A EP96104381 A EP 96104381A EP 0753475 B1 EP0753475 B1 EP 0753475B1
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EP
European Patent Office
Prior art keywords
pinion
indented
clutch
drive
lever
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.)
Expired - Lifetime
Application number
EP96104381A
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English (en)
French (fr)
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EP0753475A3 (de
EP0753475A2 (de
Inventor
Giuseppe Bortolotti
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Olivetti Tecnost SpA
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Olivetti Tecnost SpA
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Publication of EP0753475A2 publication Critical patent/EP0753475A2/de
Publication of EP0753475A3 publication Critical patent/EP0753475A3/de
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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
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/0638—Construction of the rollers or like rotary separators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H1/00—Supports or magazines for piles from which articles are to be separated
    • B65H1/02—Supports or magazines for piles from which articles are to be separated adapted to support articles on edge
    • B65H1/022—Supports or magazines for piles from which articles are to be separated adapted to support articles on edge with non-controlled means for advancing the pile to present the pile to the separating device, e.g. weights or spring
    • 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
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/0653—Rollers or like rotary separators for separating substantially vertically stacked articles
    • 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
    • B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
    • B65H3/56—Elements, e.g. scrapers, fingers, needles, brushes, acting on separated article or on edge of the pile

Definitions

  • the present invention relates to a device for introducing materials dishes to be processed, such as sheets and / or envelopes, for machines using these flat materials, including a store in which a stack of said flat materials is arranged on a movable support plate and from which flat materials are extracted one by one and introduced into said machine, drive members arranged on a drive shaft so as to move the highest flat material in the stack to bring it into the machine, and a drive mechanism for the drive shaft meshing by through at least one intermediate pinion with a drive motor, this drive mechanism comprising a clutch device comprising a notched pinion whose toothing has two indented sectors, this pinion indented integral with the drive shaft being capable of meshing with the intermediate pinion, said indented sectors defining stop positions when they are opposite the intermediate pinion.
  • the object of the present invention is to remedy these drawbacks and the invention is characterized for this purpose by the fact that said indented pinion comprises two openings in the shape of a circle segment arranged under the serration of the notched pinion and extending the notched sectors, these openings being intended to impart to the teeth under which they are arranged in radial elasticity so as to facilitate the gearing of the pinion notched with the intermediate pinion.
  • the clutch device comprises at less a clutch and retainer lever capable of cooperating with stops provided on the notched pinion, the device comprising a advancement mechanism with a requested advancement lever resiliently against a advancing cam so as to bring the lever clutch and retaining against the stops, when said sectors notched of the notched pinion are located opposite the intermediate pinion.
  • This construction ensures very reliable operation, while requiring a low number of components.
  • the device includes a control mechanism clutch constituted by a helical spring carried by a shaft integral with the intermediate pinion and having a free end capable of producing a rotation of the clutch and retaining lever during a reverse rotation of the engine drive so as to release the clutch and retaining lever from one or on the other of the stops and so as to release the notched pinion so that this the latter meshes with the intermediate pinion under the effect of the mechanism advancement.
  • a control mechanism clutch constituted by a helical spring carried by a shaft integral with the intermediate pinion and having a free end capable of producing a rotation of the clutch and retaining lever during a reverse rotation of the engine drive so as to release the clutch and retaining lever from one or on the other of the stops and so as to release the notched pinion so that this the latter meshes with the intermediate pinion under the effect of the mechanism advancement.
  • the device comprises a lever control, a first part of which is arranged so as to cooperate with the free end of said helical spring, a second part of which is capable of cooperate with the clutch and retainer lever to move the latter against the effect of an elastic element during a clutch control and one of which third part is capable of cooperating with portions of the notched pinion so as to brake the latter during a clutch command.
  • This provides a controlled and progressive clutch, while avoiding the emission of noise caused by a sudden click.
  • the drive shaft came in one piece with at least an actuating cam arranged so as to push back said support plate movable against the effect of elastic elements in a rest position, with said advancement cam, with at least part of the drive members and with guide elements for the sheets.
  • This construction allows very precise and inexpensive manufacturing of the drive shaft and its associated elements, for example in terms of injected plastic.
  • Figure 1 is a front view of the introducer and part of the printer on which the device is mounted.
  • Figures 2A, 2B and 2C show cross-sectional views of the device according to the plane II-II of FIG. 1, in three positions: 2A in the position of rest, 2B when selecting the sheet, 2C when aligning the sheet.
  • Figures 3A, 3B and 3C show cross-sectional views of the device according to the plane III-III of FIG. 1 in three positions: 3A in the position of rest, 3B when selecting the sheet, 3C when aligning the sheet.
  • FIG. 4 is a side view of the right face of the device of FIG. 1.
  • FIG. 5 is a view of a detail of FIG. 4.
  • Figure 6 is a plan view of the drive shaft.
  • Figure 7 is a view of the rear face of the device.
  • the introducer 1 illustrated in Figure 1 is removably mounted on a printer 2 of which only part of the frame 3, the transport rollers 4, the transport shaft 5 and the drive motor 58 are represented.
  • the device 1 may of course also be attached to the printer, a typewriter or any other device using flat materials, such as than sheets of paper, card stock, or envelopes.
  • the device 1 comprises a magazine 6 with a bottom 8 (fig. 2A), one front wall 9, two side walls fixed 10 and 11, and a support plate 12 on which a pile 14 of sheets, envelopes or all other flat materials may be arranged.
  • the support plate 12 is pivotally articulated on the side walls 10, 11 by means of two pivots 15 engaged in longitudinal openings 17 allowing a adjustment transverse to the axis of the pivots 15.
  • Three springs 16 urge the support plate 12 towards the drive rollers 20 mounted on a drive shaft 23.
  • This support plate 12 has a lateral guide mobile 25 for the sheets slidably mounted on the support plate 12 in a perpendicular direction to the direction of introduction of the sheets indicated by arrow 26.
  • the guide 25 serves as a lateral support allowing the proper introduction of all flat materials, sheets or envelopes, of different sizes.
  • the width of the introducer can thus be adapted to different formats of flat materials to introduce.
  • the support plate 12 is further subdivided in its lower half into three parts 27, 28, 29 separated by slots 30 and 31, each part being stressed individually by one of the springs 16 towards a drive rollers 20.
  • each part 27, 28, 29 can be moved relative to neighboring parts. So, we obtains a substantially identical application force from material to be introduced against the drive rollers 20 therefore a regular displacement of the material to be introduced for any width and thickness of this material.
  • the rear face of the bottom 8 of magazine 6 is provided with an auxiliary sheet support 34 retractable intended to serve as support for the upper part large leaves.
  • This leaf support 34 is in the form of an oblong plate 35 comprising at its free end an opening 36 used for gripping.
  • a retaining element in the form of a button 37 secured to the rear face of the bottom 8 of the store is engaged in an elongated slot 38 of the plate 35.
  • the button head 37 has a larger diameter than the width of the slot 38, the plate 35 is retained against the rear face of the bottom 8, but can slide along a direction parallel to slot 38 along a part in projection 40 provided on the rear face of the bottom 8.
  • the anterior wall 9 of the store has an inclined plane 45 making an angle predetermined ⁇ with a plane 46 parallel to the lower part of the bottom 8 of the store.
  • This angle is preferably chosen between 50 and 85 ° and very advantageously between 60 and 80 °. It is in the configuration illustrated in Figure 2A equal to 71 °.
  • the inclination of this plane 45 relative to the rear part of the front wall 9 is therefore located between 5 and 40 ° and is in Figure 2 equal to 19 °.
  • the inclined plane 45 includes three recesses 47 in which are bonded three strips 48 of a material to fibrils, such as a velvet-like tissue.
  • the depth of the recesses 47 is such that the upper part fibrils of the strips 48 appear above the surface upper of the inclined plane 45 so as to cooperate with the anterior edge of sheets or flat materials to introduce and retain these materials including the anterior edge penetrates between the fibrils of the bands to constitute retainers.
  • These bands 48 have a resistance to movement of a sheet which is a function the material of the fibrils used, their diameter, of their length, their density and the depth of penetration of the anterior edge of the leaf. Tapes 5 mm wide with a density of 18,000 fibrils / cm2 1.5 mm in length gives excellent restraint effect, when these fibrils exceed 0.5 mm the upper surface of the inclined plane 45.
  • the fibrillated strips 48 are embedded in the inclined plane 45 in positions located next to the drive rollers 20.
  • the most the top of the stack is moved away from the fibrils ( Figure 2B), while the following sheet and the others are held in place by the fibrils of the bands 48 without the need for retaining corners lateral, as is the case in the majority of known introducers.
  • the introducer includes a drive mechanism 50 very particular for the drive shaft 23.
  • This mechanism drive 50 includes a clutch control member 51 in connection with an associated clutch mechanism 52 to an anti-noise mechanism 53 and cooperating with a advancement mechanism 54.
  • the drive mechanism 50 is put into action by a pinion 57 secured to the transport shaft 5 of the printer and engaged with a drive motor 58 of the printer. It is understood that the introducer 1 could also be driven by a motor specific to the introducer.
  • the pinion 57 is engaged with a first pinion 60 of the clutch control member 51.
  • This first pinion 60 is integral with a second pinion 61 capable of cooperating with the teeth of a notched pinion 62 integral with the end of the drive shaft 23.
  • This indented pinion 62 includes two indented sectors 63 and 64 without toothing. When either of these two sectors 63,64 is opposite the second pinion 61, the drive shaft is not driven, but held in position by the retainer and clutch mechanism 52.
  • the notched pinion 62 includes two segment-shaped openings 65 and 65a of circle arranged under the teeth and extending the sectors notched 63.64 in a semester direction in Figure 4. These two openings 65, 65a give the toothing under which they are located a radial elasticity allowing an easy gear of the notched pinion 62 with the second pinion 61, even if two teeth of the teeth of these two pinions 61,62 are facing each other when clutching notched pinion 62.
  • the clutch and clutch mechanism 52 includes a first and second lever 66,67 pivotally mounted on the store thanks to a pivot 74.
  • the first lever 66 serves as a locking lever. It has one end with a retaining tooth 68 intended to cooperate with two openings 69.70 provided in a cylindrical skirt 71 integral of the notched pinion 62.
  • This first lever 66 is biased by a spring 72 against this skirt 71 so that its retaining tooth 68 slides on the outer surface of skirt 71 and enters one or other of the openings 69.70 to stop the notched pinion 62 against edges 111 and 110 and hold it when one or the other of the two indented sectors 63,64 is located opposite the second pinion 61.
  • the first lever 66 is also in contact with a fixed stop 73 integral of magazine 6.
  • the first lever 66 is controlled by the second lever 67 which includes a first end 75 cooperating with the clutch control member 51 and with a lateral extension 76 of the first lever 66 for moving the latter against the action of spring 72 and for release the retaining tooth 68 from one or other of the openings 69.70.
  • a second end 77 of the second lever 67 is intended to cooperate with two extensions 78.79 of the skirt 71 of the notched pinion 62 so as to brake this latest.
  • the second lever 67 is biased by an elastic curved part 80 against the fixed stop 73.
  • the clutch control member 51 is produced in the form of a clutch spring 92 wound on a shaft 93 secured to the pinions 60 and 61.
  • This spring 92 comprises at one of its ends a strand straight 94 intended to cooperate during a reverse rotation of the drive motor 58 with the first end 75 of the second lever 67 so that the latter acts on the first lever 66 to release the retaining tooth 68 from one or other of the openings 69.70 and to engage the drive of the drive shaft 23, when the first and second pinion 60,61 are rotated in a dextrous direction with reference to FIG. 4 corresponding reverse rotation of the drive motor 58.
  • the advancement mechanism 54 includes a cam 85 secured to the drive shaft 23 and having two projecting sectors 86.87.
  • a advancement lever 88 is pivotally mounted on magazine 6 and biased by a spring 89 against the cam 85.
  • the spring 89 is mounted between the free end of the advancement lever 88 and the magazine 6.
  • the cam 85 is arranged so as to stress the drive shaft 23 in rotation in the clockwise direction in FIG. 3A, when the drive shaft is in a position such that either of the scalloped sectors 63.64 of the indented pinion 62 is opposite the second pinion 61 and that the notched pinion 62 is therefore not driven by the second pinion 61, but blocked by the locking lever 66.
  • the drive rollers 20 are cam-shaped and have three sectors.
  • a first sector 100 has a coefficient high enough friction to separate and the highest leaf drive of the stack of sheets, a second sector 101 with a coefficient of friction low enough to allow the sliding of this sheet during an alignment phase when introduced into the printer and a third sector 102 offering clearance for loading leaves.
  • the high coefficient of friction sector 100 consists of a central elastomer coating 109 applied to a support 105 bordered by two cams 103 in plastic with lower coefficient of friction constituting the second and third sectors 101 and 102. Sectional view, the exterior surface of the covering made of elastomer 109 exceeds the cams 103 of plastic material over a sector of approximately 180 ° to enter contact with the highest leaf ( Figure 2B).
  • cams 103 exceed coatings made of elastomer 109 to come into contact with the leaf.
  • cams 103 are flattened to form said clearance and the elastomer coating 109 occupies a position of withdrawal.
  • the drive shaft 23 still includes six surfaces circulars 104 with a radius equal to or less than the smallest radius of the drive rollers 20. These circular surfaces 104 are intended for guiding the sheets between the transport rollers.
  • the drive shaft 23 is integral with each of its sides of an actuating cam 106 intended to cooperate with two lateral extensions 107 of the support plate 12 to push the latter back into the leaf rest and loading position (figure 2A).
  • the drive shaft 23 is made of injected plastic and comes from a part with cams 103, with supports 105 (fig. 2A) for the elastomer coating 109, with the six surfaces guide circulars 104, with the two cams actuator 106 to push back the support plate 12 and with the advancement cam 85 divided into two cams parallel.
  • This shaft 23 is guided in two bearings 108 (fig 1) of the magazine 6 and secured to the notched pinion 62.
  • the actuating cam 106 cooperates with the plate support 12 to push it back.
  • a stack of 14 sheets can be loaded in tray 6. Sheets are retained at their anterior edge by the retaining strips 48 with fibrils.
  • Cams 103 with low coefficient of friction drive rollers 20 are separated from the sheet the higher.
  • the protruding sector 86 of the advancement cam 85 ( Figure 3A) cooperates with the advancement lever 88, which requests the drive shaft 23 according to a direction of dextral rotation.
  • the drive shaft 23 is however held stationary by lever 66 ( Figures 4 and 5) whose tooth 68 is inserted into the opening 70 provided in the skirt 71.
  • the tooth 68 of the lever 66 actually stops against the left edge 110 of this opening 70 and retains the drive shaft 23 against the action exerted by the advancement lever 88 on advancement cam 85.
  • the first notch 63 of the notched pinion 62 is in look of the second pinion 61.
  • the motor 58 of the printer is rotated according to the opposite direction to the paper advance.
  • Sprockets 60 and 61 then rotate in a dextrous direction so that the straight strand 94 of the clutch spring 92 (fig. 4) comes into contact with the end 75 of the lever 67.
  • this spring 92 are tightened by a rotation dexter of the shaft 93 on which they are wound, the straight strand moves the lever 67 in a rotation senestre around the pivot 74, and the lever 67 drives lever 66 via the lateral extension 76 in its senestrial rotation movement.
  • the meshing of the notched pinion 62 with the second pinion 61 is performed adequately due to the elasticity radial toothing of the notched pinion in the vicinity of the clutch wheel thanks to the opening 65a provided under the teeth.
  • the motor 58 is then rotated in the direction of rotation corresponding to the progress of the transport of leaf.
  • Gables 60 and 61 rotate in a senestral direction and the notched pinion 62 and the drive shaft in a dextrous sense.
  • the cam projections 106 are released from the support plate 12 and the stack of sheets 14 is applied by the springs 16 against the drive rollers 20.
  • the sector to high friction coefficient 100 of the elastomer coating 109 comes into contact with the highest leaf from stack 14 and release this sheet from the retaining bands 48 to fibrils, while the other underlying leaves remain retained.
  • the selected sheet is then taken between the transport rollers 4 of the printer turning in the direction of transport advancement of sheet.
  • the sector 101 with a lower coefficient of friction cam 103 contacts the uppermost sheet which is then no longer advanced by the drive rollers 20 (fig. 2C).
  • the second indented sector 64 of the pinion indented 62 is opposite the second pinion 61, while that the projecting sector 87 of the advancement cam 85 cooperates with the advancing lever 88 to turn the drive shaft 23 in a dextrous direction to the Figure 3C.
  • the tooth 68 of the lever 66 enters under the effect of the spring 72 in the opening 69 of the skirt 71 of the indented pinion 62, so that the rotation of the pinion indented 62 is stopped since tooth 68 comes into abutment against the edge 111 of the opening 69.
  • This transport behind the selected sheet is made possible by the low coefficient of friction of the sector 101 of the drive rollers 20.
  • the selected sheet is taken obliquely between the rollers transport 4 of the printer, it is aligned perfectly by the reverse transport movement.
  • the motor 58 is put into operation. rotation in the direction of leaf transport, the tree 23 is rotated dexter. In reference in FIGS. 2C and 2A, the actuation cam 106 pushes back the support plate 12 behind to move the stack away from sheets 14 of the drive rollers 20, while the selected sheet is advanced by the rollers of transport 4 of the printer.
  • the indented sector 63 of the wheel notched 62 arrives opposite the second pinion 61 and the tooth 68 of lever 66 falls under the effect of spring 72 in the opening 70 of the skirt 71.
  • the drive shaft 23 is at this moment solicited in dextral rotation by the action advancement lever 88 on the projecting sector 86 of the advancement cam 85 so that the tooth 68 of the lever 66 is pressed against the edge 110 of the opening 70 of the skirt 71. This position therefore again corresponds to the initial rest position during which the impression of the selected sheet is performed.
  • This construction of the introduction device allows very reliable operation of the separation of the highest leaf, while having a number of weak components, and can therefore be manufactured at very low cost price.
  • the strips of fibrillated material 48 provide excellent restraint to sheets stacked in tray 6, while allowing easy separation from the highest sheet.
  • the drive rollers 20 with two coefficients of friction ensure reliable separation of the sheet the higher and at the same time serve as guiding elements during the alignment phase of the selected sheet.
  • the support plate 12 divided over a portion of its height in three parts 27,28,29 allows an application regular sheets against the drive rollers 20 for any width of these sheets.
  • the introducer only includes one transverse shaft from one piece with the rollers transport 20, the actuating cams 106 to control the movement of the support plate 12 and the advancement cam 85 allowing the engagement of the device during the clutch. Since this tree can be made in injectable plastic, manufacturing and assembly of this piece is very easy and priced at comes back weak.
  • the indented pinion 62 associated with the two levers 66.67 allows due to its elaborate construction a control reliable of all rotational movements of the shaft while giving the device a functioning quiet.
  • the device also has a retractable leaf rest 34 in one piece and functioning simple and safe, while being very cost effective low.
  • This construction also allows the manufacture of almost all the components by injection of plastic material, which makes a cost price possible very low.
  • the low number of these constituent elements ensures very fast and low-cost assembly and repairs complicated.
  • the embodiment described above is in no way limiting and that it can receive any desirable modifications inside of the framework as defined by the independent claims.
  • the strips 48 can be made of any material with fibrils straight, curved, with hooks adapted to retain leaves. The number and their dimensions can be chosen depending on the applications of the introducer.
  • the drive shaft could have a number different from drive rollers and surfaces in elastomer of these could be replaced by plastic surfaces with streaks transverse intended to drive the sheet.
  • the clutch of the drive shaft could be made up of any other mechanical or electrical element, for example by means of an electromagnet.
  • the support plate 12 instead of being subdivided into three parts could include another number of parts likely to be moved relative to each other to others.
  • the sheet feeder may well understood to be used for any machine using materials dishes, such as printers, typewriters, copious, scanner, etc.

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

Claims (6)

  1. Vorrichtung zum Zuführen zu verarbeitender, flacher Materialien (14) wie Bögen und/oder Umschläge für diese flachen Materialien verwendende Maschinen (2) mit einem Magazin (6), in dem ein Stapel (14) der benannten flachen Materialien auf einer beweglichen Auflageplatte (12) angeordnet ist und von dem die flachen Materialien einzeln herausgezogen und in die benannte Maschine (2) eingeführt werden, wobei Antriebsorgane (20) so auf einer Antriebswelle (23) angeordnet sind, dass sie das zuoberst befindliche flache Material des Stapels verschieben, um es in die Maschine (2) zu bringen, und ein Antriebsmechanismus (50) für die Antriebswelle (23) über zumindest ein Zwischentrieb (60, 61) mit einem Antriebsmotor (58) in Eingriff kommt, wobei dieser Antriebsmechanismus (50) eine Kupplungsvorrichtung (52) mit einem Zahnrad (62) umfasst, dessen Zahnung zwei gezahnte Kreisausschnitte (63, 64) umfasst, wobei dieses mit der Antriebswelle fest verbundene Zahnrad (62) mit dem Zwischentrieb (61) in Eingriff kommen kann und die benannten gezahnten Kreisausschnitte (63, 64) Anhaltepositionen definieren, wenn sie dem Zwischentrieb (61) gegenüber stehen, dadurch gekennzeichnet, dass das benannte Zahnrad (62) zwei Öffnungen (65, 65a) in Gestalt von Kreissegmenten umfasst, die unter der Zahnung des Zahnrads (62) angeordnet sind und die gezahnten Kreisausschnitte (63, 64) verlängern, wobei diese Öffnungen (65, 65a) dafür bestimmt sind, der Zahnung, unter der sie angeordnet sind, eine radiale Elastizität zu verleihen, um so den Eingriff des Zahnrades (62) mit dem Zwischentrieb (61) zu erleichtern.
  2. Vorrichtung zum Zuführen nach Anspruch 1, dadurch gekennzeichnet, dass die Kupplungsvorrichtung (52) zumindest einen Kupplungs- und Rückhaltehebel (66) aufweist, der in der Lage ist, mit Anschlägen (110, 111) zusammenzuwirken, die auf dem Zahnrad (62) vorgesehen sind, wobei die Vorrichtung einen Vorschubmechanismus (54) umfasst, der einen Vorschubhebel (88) aufweist, der elastisch so gegen einen Vorschubnocken (85) gedrückt wird, dass der Kupplungs- und Rückhaltehebel (66) gegen die Anschläge (110, 111) gebracht wird, wenn sich die benannten gezahnten Kreisausschnitte (63, 64) des Zahnrades dem Zwischentrieb (61) gegenüber befinden.
  3. Vorrichtung zum Zuführen nach Anspruch 2, dadurch gekennzeichnet, dass sie einen Kupplungssteuermechanismus (51) umfasst, der aus einer Spiralfeder (92) besteht, die auf einer mit dem Zwischentrieb (61) fest verbundenen Welle (93) sitzt und ein freies Ende (94) aufweist, das in der Lage ist, während einer Rückwärtsdrehung des Antriebsmotors (58) eine Schwenkung des Kupplungs- und Rückhaltehebels (66) zu veranlassen, die den Kupplungs- und Rückhaltehebel (66) aus dem einen oder anderen der Anschläge (110, 111) löst und das Zahnrad (62) befreit, so dass letzteres unter der Wirkung des Vorschubmechanismus (54) mit dem Zwischentrieb (61) in Eingriff kommt.
  4. Vorrichtung zum Einführen nach Anspruch 3, dadurch gekennzeichnet, dass sie einen Steuerhebel (67) umfasst, von dem ein erster Abschnitt (75) so eingerichtet ist, dass er mit dem freien Ende (94) der benannten Spiralfeder (92) zusammenwirkt, von dem ein zweiter Abschnitt in der Lage ist, mit dem Kupplungs- und Rückhaltehebel (66) zusammenzuwirken, um letzteren bei einem Kupplungsbefehl gegen die Wirkung eines elastischen Elements (72) zu verschieben, und von dem ein dritter Abschnitt (77) in der Lage ist, mit den Teilstücken (78, 79) des Zahnrades (62) so zusammenzuwirken, dass letzteres bei einem Kupplungsbefehl gebremst wird.
  5. Vorrichtung zum Zuführen nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die Antriebswelle (23) mit zumindest einem Betätigungsnocken (106), der so eingerichtet ist, dass er die benannte bewegliche Auflageplatte (12) gegen die Wirkung von elastischen Elementen in eine Ruhelage zurückdrückt, mit dem benannten Vorschubnocken (85), mit zumindest einem Abschnitt der Antriebsorgane (20) und mit Führungselementen (104) für die Bögen in einem Stück gefertigt ist.
  6. Vorrichtung zum Zuführen nach Ansprüchen 4 und 5, dadurch gekennzeichnet, dass die Antriebsorgane (20), die Nocken (85, 106) und das Zahnrad (62) so auf der Antriebswelle angeordnet sind, dass
    in einer Ruhestellung ein erster Vorsprung (86) des Vorschubnockens (85) elastisch durch den Vorschubhebel (88) belastet wird, ein erster der Anschläge (110) des Zahnrades (62) sich mit dem Kupplungs- und Rückhaltehebel (66) im Eingriff befindet, ein erster der gezahnten Kreisausschnitte (63) des Zahnrades dem Zwischentrieb (61) gegenübersteht, ein Vorsprung des Betätigungsnockens (106) die Auflageplatte (12) von den Antriebsorganen (20) weg zurückschiebt, ein dritter Kreisausschnitt (102) der Antriebsorgane (20), dessen Aussenfläche gegenüber einem ersten und zweiten Kreisausschnitt (100, 101) der Antriebsorgane zurückversetzt ist, dem Stapel der flachen Materialien (14) gegenüberstehend angeordnet ist,
    in einem ersten Teil einer Antriebsphase nach Lösung des Kupplungs- und Rückhaltehebels (66) aus einem ersten der Anschläge (110) durch Rückwärtsdrehung des Antriebsmotors (58) der Vorschubnocken (85) durch den Vorschubhebel (88) mitgenommen wird, die Zahnung des Zahnrades (62) elastisch mit dem Zwischentrieb (61) in Eingriff kommt, der Vorsprung des Betätigungsnockens (106) von der beweglichen Auflageplatte (12) gelöst wird, ein erster Kreisausschnitt (100) der Antriebsorgane (20) mit einem höheren Reibungskoeffizienten als der zweite Kreisausschnitt (101) mit dem Stapel der flachen Materialien (14) in Berührung ist,
    in einem zweiten Teil der Antriebsphase der erste Kreisausschnitt (100) der Antriebsorgane (20) das oberste flache Material mitführt, indem er es durch Vorwärtsdrehung des Antriebsmotors (58) von Rückhalteorganen (48) löst,
    in einer Phase der Ruhe und Ausrichtung ein zweiter Vorsprung (87) des Vorschubnockens (85) elastisch durch den Vorschubhebel (88) belastet wird, ein zweiter der Anschläge (111) des Zahnrades (62) sich mit dem Kupplungs- und Rückhaltehebel (66) im Eingriff befindet, ein zweiter der gezahnten Kreisausschnitte (64) des Zahnrades (62) dem Zwischentrieb (61) gegenübersteht, der zweite Kreisausschnitt (101) der Antriebsorgane (20) mit dem Stapel der flachen Materialien (14) in Berührung steht, während er die Ausrichtung des obersten flachen Materials durch Gleiten gestattet,
    in einem ersten Teil einer Schlussphase nach Lösen des Kupplungs- und Rückhaltehebels (66) aus dem zweiten Ruhe- und Sperranschlag (111) der Vorschubnocken (85) durch Rückwärtsdrehung des Antriebsmotors (58) vom Vorschubhebel (88) mitgenommen wird, die Zahnung des Zahnrades (62) mit dem Zwischentrieb (61) in Eingriff ist,
    in einem zweiten Teil der Schlussphase der Vorsprung des Betätigungsnockens (106) die Auflageplatte (12) durch Vorwärtsdrehung des Antriebsmotors zurückstösst, bis die Antriebswelle die Ruhestellung einnimmt.
EP96104381A 1995-07-10 1996-03-20 Vorrichtung zum Zuführen von flachen Materialien Expired - Lifetime EP0753475B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH2000/95 1995-07-10
CH200095 1995-07-10
CH02000/95A CH690853A5 (fr) 1995-07-10 1995-07-10 Dispositif d'introduction de matériaux plats.

Publications (3)

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EP0753475A2 EP0753475A2 (de) 1997-01-15
EP0753475A3 EP0753475A3 (de) 1998-01-14
EP0753475B1 true EP0753475B1 (de) 2001-12-19

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EP (1) EP0753475B1 (de)
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Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69608534T2 (de) * 1995-12-26 2000-09-14 Brother Ind Ltd Bogenzuführvorrichtung mit verbesserter Trennung der Bogen in Unabhängigkeit der Steifigkeit und Grösse der Bogen
JP3680412B2 (ja) * 1996-03-29 2005-08-10 ブラザー工業株式会社 給紙装置及びこれを用いた印刷装置
JP3689997B2 (ja) * 1996-08-26 2005-08-31 ブラザー工業株式会社 給紙装置及び印字装置
KR100208140B1 (ko) * 1996-09-25 1999-07-15 윤종용 잉크-젯 프린터의 기록용지 자동 급지장치 및 그방법
US6168150B1 (en) * 1996-12-25 2001-01-02 Minolta Co., Ltd. Sheet feeder unit
KR100238588B1 (ko) * 1997-11-24 2000-01-15 윤종용 용지 정렬 장치
US8215633B2 (en) 2010-08-30 2012-07-10 Eastman Kodak Company Media stopper method for a printing system
US8328183B2 (en) 2010-08-30 2012-12-11 Eastman Kodak Company Media stopper for a printing system
US8215632B2 (en) 2010-08-30 2012-07-10 Eastman Kodak Company Pick roller retraction method in a carriage printer
US8215631B2 (en) 2010-08-30 2012-07-10 Eastman Kodak Company Pick roller retraction in a carriage printer
JP5289541B2 (ja) * 2011-03-16 2013-09-11 キヤノン株式会社 シート給送装置及び画像形成装置
US8626336B2 (en) 2011-09-14 2014-01-07 Roger Blaine Trivette Automated destacking device and method
DE102016117238A1 (de) 2016-09-14 2018-03-15 Manroland Web Systems Gmbh Bremselement mit Besatz

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825249A (en) * 1973-02-12 1974-07-23 Addressograph Multigraph Sheet dispenser
US4003567A (en) * 1976-04-07 1977-01-18 Union Camp Corporation Sheet pick-up and feeder
DE3218104C1 (de) * 1982-05-13 1983-09-29 IPAG Kunststoffverarbeitungs-AG, 9497 Triesenberg Vorrichtung zum Entnehmen von Schutztaschen aus ausgerichteten Magazinen und deren gerichtetes Zuführen auf ein mit einem Klebstoff versehenes Albumblatt
JPS59124633A (ja) * 1982-12-27 1984-07-18 Konishiroku Photo Ind Co Ltd 薄葉物給送装置
JPH01231738A (ja) * 1988-03-10 1989-09-18 Fujitsu Ltd 媒体収容機構
US5201873A (en) * 1990-07-04 1993-04-13 Canon Kabushiki Kaisha Sheet feeding apparatus having the ability to retract the sheet supply
US5240242A (en) * 1990-07-05 1993-08-31 Canon Kabushiki Kaisha Sheet feeding device
JP2943415B2 (ja) * 1991-03-19 1999-08-30 キヤノン株式会社 給紙装置及びそれを用いた画像形成装置
JP2512258B2 (ja) * 1992-03-11 1996-07-03 松下電器産業株式会社 シ―ト給送装置
US5358230A (en) * 1992-04-24 1994-10-25 Canon Kabushiki Kaisha Sheet supplying apparatus
US5527028A (en) * 1992-06-22 1996-06-18 Canon Kabushiki Kaisha Automatic sheet feeding device
EP0580431B1 (de) * 1992-07-22 1997-01-02 Kabushiki Kaisha TEC Papiervorschubapparat für Drucker
JP3293359B2 (ja) * 1994-09-03 2002-06-17 オムロン株式会社 紙葉類保持装置

Also Published As

Publication number Publication date
EP0753475A3 (de) 1998-01-14
CH690853A5 (fr) 2001-02-15
DE69618095D1 (de) 2002-01-31
DE69618095T2 (de) 2002-07-11
EP0753475A2 (de) 1997-01-15
US5711519A (en) 1998-01-27

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