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
  • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
  • B65H29/66—Advancing articles in overlapping streams
  • B65H29/6609—Advancing articles in overlapping streams forming an overlapping stream
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
  • B65H29/003—Delivering or advancing articles from machines; Advancing articles to or into piles by grippers
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
  • B65H29/02—Delivering or advancing articles from machines; Advancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles
  • B65H29/04—Delivering or advancing articles from machines; Advancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles the grippers being carried by endless chains or bands
  • B65H29/045—Details of grippers
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
  • B65H29/38—Delivering or advancing articles from machines; Advancing articles to or into piles by movable piling or advancing arms, frames, plates, or like members with which the articles are maintained in face contact
  • B65H29/40—Members rotated about an axis perpendicular to direction of article movement, e.g. star-wheels formed by S-shaped members
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2301/00—Handling processes for sheets or webs
  • B65H2301/40—Type of handling process
  • B65H2301/44—Moving, forwarding, guiding material
  • B65H2301/447—Moving, forwarding, guiding material transferring material between transport devices
  • B65H2301/4471—Grippers, e.g. moved in paths enclosing an area
  • B65H2301/44712—Grippers, e.g. moved in paths enclosing an area carried by chains or bands
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2301/00—Handling processes for sheets or webs
  • B65H2301/40—Type of handling process
  • B65H2301/44—Moving, forwarding, guiding material
  • B65H2301/447—Moving, forwarding, guiding material transferring material between transport devices
  • B65H2301/4473—Belts, endless moving elements on which the material is in surface contact
  • B65H2301/44732—Belts, endless moving elements on which the material is in surface contact transporting articles in overlapping stream
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2301/00—Handling processes for sheets or webs
  • B65H2301/40—Type of handling process
  • B65H2301/44—Moving, forwarding, guiding material
  • B65H2301/447—Moving, forwarding, guiding material transferring material between transport devices
  • B65H2301/44765—Rotary transport devices with compartments

Definitions

• the present invention relates to a device for Display of printed copies from a paddle wheel arrangement to form a shingled print copy stream according to Preamble of claim 1.
• FR-A-2 387 181 relates to an apparatus for forming a continuous stream of printed products according to the preamble of claim 1, which are laid out one above the other. Gripping elements that a chain around a sprocket, have a stationary and a relative to stationary gripping element. The actuation of the movable gripping elements is done by pins that are added to the sprocket 4.
• CH-A-427625 relates to a method and a device for entangled packaging of folded printed products.
• a chain with gripping elements arranged one behind the other runs around a sprocket and experiences a deflection between 180 ° and 270 ° lying deflection.
• the chain is guided around the sprocket through the conveyor path given the chain, so that the chain around the sprocket firmly around whose contour hugs.
• EP-A-0 033 300 discloses an automatic gripper for chain arms from Printing machines. This is intended for chain delivery of printing machines, on one Link chain attached gripper consists of a start with a support and stop surface provided leading part and a spring element attached to a chain link, the with his free leg in a stretched chain position with spring pressure on the Contact surface acts. By redirecting the link chain, the grippers become automatic opened and closed again.
• GB-A-2 068 892 discloses a conveyor. Around a sprocket rotating at different Gripping elements picked up by traction elements grip one in open pockets Cellular conveyed products on their back and convey them in the vertical direction. When conveying in the vertical direction, the gripper elements step into one Channel section 9, in which rotating height-adjustable surfaces are provided which unlock the closed position of the grippers.
• the object of the present invention is therefore to provide a material-friendly, to achieve the delivery of printed copies with precise scale spacing.
• the advantage of the gripper designed according to the invention on the chain is that the printed copy in the paddlewheel pocket is only its own weight is subject. An additional application of force that leads to an increase in Contact force on the airfoil is not provided according to the invention. In order to on the one hand, the frictional force counteracting the pushing out can be reduced and on the other hand protect the underside of the printed copies.
• the grippers formed on the chain are preferably opposed by two kicking jaws formed, which pinch the printed copy between them, the both jaws are preferably directly opposite, so that a scissor-shaped Pinching is avoided.
• the first jaw is formed by a chain link, while the second jaw is part of a lever which is pivotally mounted in the chain link is. So that the clamping function can be very easily by pivoting the lever achieve.
• a spring associated with this lever preferably using a torsion spring finds that is wound around the pivot axis and their both ends are held in the chain link, with a boom the spring rests on the lever in a suitable manner.
• the gripper is preferably closed by that the lever has a control surface which with a stationary control curve comes into contact.
• the presses Control curve the lever, that is, the second jaw, against the first jaw formed on the chain link.
• lever is designed as a double lever, wherein the first lever arm has the second jaw, and the second lever arm, which is preferably on the opposite Side of the chain link protrudes, which has control surface.
• This second lever arm is preferably flexible, so that the printed copies with one through the flexibility this lever arm certain force are clamped. Furthermore, with such a flexible lever arm Printed copies of different thicknesses grip without one To have to change the control curve.
• the chain is guided in the area of the control cam.
• the se leadership preferably consists of a U-profile, the both legs with longitudinal grooves are provided in the formed on each chain link Extensions, preferably the two ends of the pivot axis of the Engage the lever or the two ends of a chain pin.
• FIG 1 is a paddle wheel assembly 1 in the area Print copy storage shown.
• the paddle wheel arrangement 1 has at least one paddle wheel 3, which has a Drive shaft 5 can be rotated.
• the Direction of rotation is indicated by arrow 7.
• pockets 9 are formed, which in Circumferential direction are limited by blades 11.
• the Inner contour of the airfoil 11 and the opposite Outer contour 15 of the adjacent airfoil form one Inlet funnel, which prevents the entry of a printed copy 17 in the pocket 9 favors. Due to the arched design the blades 11 receive the pockets 9 a Profileing that slows down the pocket introductory printed copy 17 causes before this on Taschengrund 19 abuts.
• Sitting on the drive shaft 5 Paddle wheel 3 spaced apart in the longitudinal direction is a chain wheel 21, that drives an endless chain 23. Exactly The design of the chain will be discussed later.
• a shelf 25 is arranged below the paddle wheel that the shingled print copy stream at least partially is filed. That end portion of the tray 25 that is first comes into contact with the printed copies 17 arcuate, so the distance to the neighboring To keep the airfoil as low as possible. This arcuate However, section goes into a horizontal one Section about, at the end of which a conveyor belt 27th connects. The printed copies are on this conveyor belt 17 at defined intervals to each other now completely filed and as a scaled print copy stream for example to a subsequent processing station in Arrow direction transported.
• the chain 23 is to the edge of the paddle wheel 3 in the direction of Conveyor belt 27 guided obliquely downwards and in the area of flat portion of the tray 25 from a pulley 29 in the horizontal deflected and parallel to the conveyor belt 27 continued.
• the chain 23 by a further deflection roller 31 away from the conveyor belt 27 and returned to the sprocket 21.
• the chain 23 is composed of individual chain links 33 together, pivoted together via chain pins 35 are connected. A more accurate representation of a Chain link 33 is shown in FIG. 2.
• Each chain link 33 consists of a base body 36, in the an opening 42 is introduced, the tabs one usual chain link comparable side walls 37 arise. At one longitudinal end of the base body 36 there is an extension 39 formed, which receives the chain pin 35.
• the Chain pin length is slightly larger than the width of the Base body 36 selected so that the chain pin with a Leadership described later can cooperate. Otherwise the chain pin length corresponds to the width of the Basic body.
• one down open recess 41 is provided, in which the extension 39 and the chain pin 35 of the next chain link can be inserted.
• the dimensions of the recess 41 are chosen so that a snap connection is made possible.
• Chain links 33 can be assembled very easily, so that the chain used in the paddle wheel assembly is light can be extended or shortened.
• the lever 43 extends completely through the free space 42 and protrudes on both sides of the chain link 33.
• This lever 43 is with a spring, preferably a torsion spring Restoring force applied to the lever in one Basic position forces that shown in dashed lines in Figure 2a is.
• this spring 47 is shown in plan view. It can be seen that it is a torsion spring, on both sides of the lever 43 about the pivot axis 45 is wound, the two ends 49 each one Reach under side wall 37 so that these ends when tightening find an abutment of the spring and cannot avoid it.
• the two ends can also other suitable places, or one Support side wall 40 of opening 42, as in FIG. 4 shown.
• a lever connecting the two windings acts on the lever Boom 51, the lever 43 with a the provision acting force.
• this is Starting position or basic position by one Stop 53 limited, as shown in Figure 2a by the End of the extension 39 of the subsequent chain link is formed. against this stop 53 is one for it trained stop surface 55 of the lever 43 by the Spring 47 pressed.
• the chain link 33 has the recess 41 on it carrying end has an upwardly projecting nose 57, whose side surface 59 facing the chain link center as Stop for the lever 43 during a lever movement against the Spring force serves.
• a gripper the side surface 59 as and a first jaw Area facing portion of lever 43 as a second Cheek serves. Then, for example, between the jaws Print copy can be pinched.
• FIG. 4 shows a further embodiment of the lever 43 shown, the chain link as such with the plane described. On another description the parts designated by the same reference numerals therefore waived.
• a previously folded one arrives Printed copy 17 in a pocket 9 of the paddle wheel 3, wherein the printed copy 17 slides to the bottom of the pocket 19. Then the edge abutting the pocket base 19 of the printed copy 17 to the side having the nose 57 of the chain link. This is due to the spinning Paddle wheel 3 and the one running diagonally to the edge of the paddle wheel Chain 23 accomplished.
• Figure 5 shows an embodiment of a guide of the Chain, particularly in that section of chain circulation is provided in which the clamping of the printed copy is carried out; therefore in the area of the control cam 65.
• the guide 69 consists of a U-profile, with two Legs 71 and a web 73. On the inside of each Leg 71 is a groove 75 which is located in Direction of transport of the chain extends. In these grooves 75 engage corresponding extensions of the chain link 33, preferably the two laterally projecting ends of the Swivel axis 45 or the chain pin 35, a.
• the inner surface of the web 73 serves as a cam 65, the cooperates with the control surface 63 on the lever arm 43, such as this already in connection with the previously described Figures was explained.
• FIG 6 is a schematic representation Paddle wheel assembly 1 shown, which consists of several on one Drive shaft 5 seated paddle wheels 3 and there are intermediate sprockets 21, the Drive shaft 5 and thus the sprockets 21 and Bucket wheels 3, for example via a belt drive 77 are driven.
• the present invention is also based on other paddle wheel arrangements applicable, for example only two or three or more than those shown have four paddle wheels, it being sufficient to have only one To provide the chain with the grippers.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Discharge By Other Means (AREA)
• Displays For Variable Information Using Movable Means (AREA)
• Handling Of Sheets (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=9478452

Family Applications (1)

Country Status (6)

Families Citing this family (4)

Family Cites Families (9)

• 1995
  • 1995-04-26 FR FR9504982A patent/FR2733491B1/fr not_active Expired - Fee Related
• 1996
  • 1996-03-23 EP EP96104653A patent/EP0739840B1/de not_active Expired - Lifetime
  • 1996-03-23 DE DE59603605T patent/DE59603605D1/de not_active Expired - Lifetime
  • 1996-03-23 AT AT96104653T patent/ATE186521T1/de not_active IP Right Cessation
  • 1996-04-19 JP JP1996003218U patent/JP3032498U/ja not_active Expired - Lifetime
  • 1996-04-26 US US08/638,428 patent/US5690328A/en not_active Expired - Fee Related

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