EP0509958A1 - Verfahren und Umladevorrichtung für Bobinen während des Abwicklens - Google Patents

Verfahren und Umladevorrichtung für Bobinen während des Abwicklens Download PDF

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Publication number
EP0509958A1
EP0509958A1 EP92810223A EP92810223A EP0509958A1 EP 0509958 A1 EP0509958 A1 EP 0509958A1 EP 92810223 A EP92810223 A EP 92810223A EP 92810223 A EP92810223 A EP 92810223A EP 0509958 A1 EP0509958 A1 EP 0509958A1
Authority
EP
European Patent Office
Prior art keywords
hub
wafer
axis
rod
order
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
EP92810223A
Other languages
English (en)
French (fr)
Other versions
EP0509958B1 (de
Inventor
Marc Budin
Maurice Berger
Michael Lauenstein
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.)
Philip Morris Products SA
Original Assignee
Fabriques de Tabac Reunies SA
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 Fabriques de Tabac Reunies SA filed Critical Fabriques de Tabac Reunies SA
Publication of EP0509958A1 publication Critical patent/EP0509958A1/de
Application granted granted Critical
Publication of EP0509958B1 publication Critical patent/EP0509958B1/de
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
    • B65H19/00—Changing the web roll
    • B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
    • B65H19/12—Lifting, transporting, or inserting the web roll; Removing empty core
    • B65H19/123—Lifting, transporting, or inserting the web roll; Removing empty core with cantilever supporting arrangements
    • 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
    • B65H2301/41—Winding, unwinding
    • B65H2301/417—Handling or changing web rolls
    • B65H2301/4171—Handling web roll
    • B65H2301/41745—Handling web roll by axial movement of roll
    • 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
    • B65H2301/41—Winding, unwinding
    • B65H2301/417—Handling or changing web rolls
    • B65H2301/418—Changing web roll
    • B65H2301/4185—Core or mandrel discharge or removal, also organisation of core removal
    • 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
    • B65H2301/41—Winding, unwinding
    • B65H2301/417—Handling or changing web rolls
    • B65H2301/418—Changing web roll
    • B65H2301/4185—Core or mandrel discharge or removal, also organisation of core removal
    • B65H2301/41852—Core or mandrel discharge or removal, also organisation of core removal by extracting mandrel from wound roll, e.g. in coreless applications
    • B65H2301/418523—Core or mandrel discharge or removal, also organisation of core removal by extracting mandrel from wound roll, e.g. in coreless applications by movement of the wound web roll
    • 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
    • B65H2301/41—Winding, unwinding
    • B65H2301/417—Handling or changing web rolls
    • B65H2301/4187—Relative movement of core or web roll in respect of mandrel

Definitions

  • the present invention relates to a method for transferring a spool or a wafer during unwinding, from a first unwinding position to a second unwinding position, the device used for this purpose and a reel or wafer hub necessary for the execution of the process.
  • one of the components involved in the product produced by said machine is in the form of a finite length element wound on a reel; Given the productivity demanded of this machine, it is generally not possible to stop it when a reel is empty in order to replace it.
  • Many devices have been developed which make it possible to join a lower end of the component placed on a nearly empty reel, to the upper end of the component placed on a full reel, so that said component can be delivered continuously without it is necessary to stop the machine.
  • An operation of this kind generally requires moving the coils.
  • the component to be cut is a ribbon, easily tearable and / or deformable, the operation of moving the reels is complicated since it is not possible to bias the ribbon and the latter must always be unwound in the same plane .
  • a first object of the invention is therefore to provide a method and means making it possible to transfer a wafer of paper during unwinding from an axis of rotation of the machine to another axis of rotation of the machine, without risking tearing or twist the paper tape, another object of the invention being to be able to carry out the previous operation without having to stop the machine, while a third object of the invention is to be able to carry out this operation fully automatically.
  • Another object of the operation is to be able to add the device according to the invention to a known machine for unwinding cigarette paper and to have said device, automatically, carry out all the operations of transferring pancakes and / or centers wafers, as well as storage, necessary for the operation of said machine, while a last object of the invention is to provide a wafer hub for carrying out the method according to the invention.
  • the cigarette paper dispensing machine is provided with a wafer transfer device according to the invention, as described in claims 5 to 13, for the application of the method according to the invention, described in claims 1 to 4, as well as wafer hubs according to claims 14 to 17.
  • FIG. 1 represents the front part of a machine for supplying cigarette paper 1 comprising a part for unwinding 10 of paper cakes arranged at the lower part of the machine 1, as well as an upper part 11 intended for the storage of full patties and disposal of empty patties centers. From the set of wafers 2 visible on the machine 1, there is a paper wafer 20 being unwound around an axis 12 of the machine 1, the paper ribbon being driven further, in the direction of the arrow, on an unrepresented part of the machine.
  • a transfer device 3 according to the invention of which only a part is visible in the figure, has been added to the machine 1.
  • the different transfers of paper wafers 2, from one axis position to another, as well as the loading of wafers from the stock and the elimination of wafer centers, are done for example using the transfer device 3 according to the invention, a worm screw 30 of which can be seen in the figure, the length of which corresponds approximately to the height of the machine 1 or at least the height necessary for the different transfers, and pivoting between two bearings 31A and 31B, actuated by an electric motor 32 and a transmission of known execution movement, so to raise or lower a horizontal beam 33 by means of a nut 34.
  • the device 3 is fixed to a frame integral with the machine 1. The rest of the device fixed to the horizontal beam 33 is visible in particular in the figure 3.
  • a wafer braking device 4 is part of the transfer device according to the invention; it may for example consist of a rotating toothed wheel 40, braked by any electro-mechanical means, mounted on a lever 41 which can pivot around an axis 42 parallel to the axis of rotation of the toothed wheel 40, as well as a second toothed wheel 43, also braked by any electro-mechanical means. The operation of this device will be explained later.
  • FIG. 2A represents, seen from the front, a wafer hub 5 according to the invention.
  • the paper wafer 2 of which only the lower part is shown in the figure, consists of a paper ribbon wound on a single turn around a center 23, consisting of a hollow cylindrical element, the height of which corresponds to the width of the paper tape, made of strong cardboard or plastic.
  • the hub 5 is intended to allow the rotation of the wafer about its central axis; for this, it consists of a first part 50, preferably having the shape of a triangle with highly rounded tips, coming to be inserted inside the center 23, and maintaining said center using three points 51 , mounted on springs 52, arranged in bores formed on each of the rounded parts of the triangular part 50 and which are slightly encrusted in the inner cylindrical surface of the center 23.
  • the three points 51 can retract when the hub 5 is introduced into the center 23 and then firmly maintain said center on the hub 5.
  • a portion of a toothed wheel 53 used for braking the wafer, as will be explained below.
  • FIG 2B there is a section along line II-II of the previous figure.
  • the machine 1 has bores, centered on the axes 12, 13 and 16, in which are mounted hub supports 6, intended to support a paper wafer 2 on its hub 5.
  • the different hub supports being identical for each of the axes 12, 13 and 16, a single hub support 6 is described here.
  • the hub support 6 preferably comprises first of all a hollow cylindrical casing 60, fixed in a conventional manner on the bore of the frame of the machine 1.
  • a collar sleeve 61 is screwed onto the inner front part of the cylindrical casing, the collar of the sleeve 61 projecting from the outside face of the machine 1.
  • the hub support 6 also comprises an internal bell-shaped part 62, moved in two axial positions by a jack 63 placed on the rear of said hub support, or by any other suitable means, as well as a plurality of balls 64, held in a ball cage, not shown, and arranged along a circumference between the rear face of the sleeve 61 and a shaped surface truncated cone 66 disposed on the inner part of the bell 62.
  • a jack 63 placed on the rear of said hub support, or by any other suitable means, as well as a plurality of balls 64, held in a ball cage, not shown, and arranged along a circumference between the rear face of the sleeve 61 and a shaped surface truncated cone 66 disposed on the inner part of the bell 62.
  • the hub 5 is composed of a triangular part 50, supporting the center 23 of the wafer 2 by means of three points 51 mounted on the springs 52 and arranged in radial bores made in the rounded parts of the points of the triangular part 50.
  • the part triangular 50 is mounted on two ball bearings 54 arranged outside a central bush 55.
  • a transversely movable axis part 7, consisting of a rod 70, can slide axially inside two bore bearings 56A , 56B disposed at the ends of the central bush 55, between two extreme positions, defined by the clearance that a circlip 71 can take, disposed on an outer circumference of the rod 70, in a cylindrical cavity 57 arranged on the inner cylindrical face of the central socket 55 between the bearings 56A and 56B.
  • the extreme stop positions of the circlip 71 inside the cavity 57 are such that for a position, as shown in the figure, the front face 72 of the rod 70 is flush with the front face 58 of the central bush 55 and the other end 73 of the rod 70 is completely engaged in a bore 65 arranged axially in the collar sleeve 61.
  • a circular groove 74 is arranged on a periphery close to the rear part 73 of the rod 70, its axial position being determined by the axial position of the balls 64 arranged under the bell-shaped part 62.
  • the jack 63 pushes the bell 62 against the collar sleeve 61 in order to press the balls 64, via the truncated cone surface 66 disposed under the bell, inside the circular groove 74 of the rod 70.
  • a relaxation of the jack 63 on the contrary allows the balls to escape from said groove to release the rod 70.
  • the front face 72 of said rod protrudes relative to the front face 58 of the hub, by a distance corresponding to the possible axial displacement of the rod 70, or the possible movement of the circlip 71 inside the cylindrical cavity 57 between the bearings 56A and 56B.
  • a blind bore 75 is arranged on the front face 72 of the rod 70, coaxial with said rod, and also comprising a groove 76 for a ball retaining device.
  • FIG. 2B therefore represents a wafer 2, fixed on a hub 5, the central bush 55 of which is fixed to the machine 1 along an axis 12, 13 or 16, by means of a rod 70 fixed in the hub support 6, the rotation of the wafer 2 being authorized by the bearings 54 arranged between the central bush 55 and the triangular part 50.
  • FIG. 3 A part of the transfer device 3 according to the invention is shown diagrammatically in perspective in FIG. 3.
  • the represented face of the device faces that of the machine 1.
  • the device 3 firstly comprises, according to a preferred embodiment, the worm 30, rotated between the two bearings 31A and 31B via the motor 32, as shown in Figure 1.
  • the horizontal beam 33 comprises at one of its ends a device d 'nut 34, engaged in the screw 30.
  • the other end of the horizontal beam 33 slides in a rail or a vertical slide 17, of known technique, integral with the frame of the machine 1, in order to prevent the rotation of said beam horizontal around the screw 30, and guide it so that it remains horizontal.
  • any point of the mobile support 37 can take any position in space, within the limit of the possible movement of the screw 30 and of the slides 36 and 38.
  • the gripping device 8, disposed on the movable support 37 firstly comprises three fingers entry 80 preferably arranged in a triangle, fixed relative to said mobile support, and the operation of which will be explained later. It also includes a retractable sleeve 81, which can move relative to said mobile support along the Y axis, under the action for example of a pneumatic or hydraulic double-acting cylinder 94 (see FIG. 4B) and which can take two extreme positions on this axis, a retracted position and an advanced position.
  • a retractable sleeve 81 which can move relative to said mobile support along the Y axis, under the action for example of a pneumatic or hydraulic double-acting cylinder 94 (see FIG. 4B) and which can take two extreme positions on this axis, a retracted position and an advanced position.
  • a gripping rod 82 which can move coaxially with respect to said retractable sleeve, along the Y axis, under the action for example of a double-acting pneumatic or hydraulic cylinder.
  • 96 see Figure 4A and can take two extreme positions on this axis, a retracted position and an advanced position.
  • FIG. 4A is a partial sectional side view of the device
  • Figure 4B which is a partial sectional view over the device
  • Figure 4C which is a rear view in partial section of the device.
  • FIGS. 4B and 4C The actuation in the direction Y of the movable support 37 relative to the intermediate part 35 is clearly visible in FIGS. 4B and 4C. It is done, for example, by means of an electric motor 90, preferably a stepping motor, the carcass of which is fixed to the intermediate piece 35 by means of a fixing piece 39.
  • a shaft 91 threaded on its rear part, rotating along an axis parallel to the axis of rotation of the motor, respectively parallel to the axis Y, is driven in rotation by the motor 90, via a pulley and belt transmission 92.
  • the shaft 91 is also fixed in a bore of the fixing plate 39.
  • the threaded rear end of the shaft 91 is engaged in a nut 93 which is fixed in a conventional manner known from the mobile support technique 37.
  • the mobile support 37 is supported under the intermediate piece 35 by the slides 38.
  • the rotation of the rotor of the motor 90 causes the rotation of the shaft 91, which is screwed or is unscrewed in the nut 93, thereby causing the displacement, in one direction or the other, along the axis Y, of the movable support 37 relative to the intermediate piece 35.
  • FIG. 4B The device allowing movement along the Y axis of the retractable sleeve 81 relative to the movable support 37 is clearly visible in FIG. 4B.
  • a double-acting hydraulic or pneumatic cylinder 94 has its body fixed to the movable support 37, while its piston is secured to a rod fixed to a rear plate 95 fixed to the rear part of the retractable bush 81.
  • the slides 86 allow the relative movement along the Y axis of the retractable sleeve 81 relative to the movable support 37, under the action of the jack 94.
  • FIG. 4A there is a device allowing movement along the Y axis of the gripping rod 82, relative to the retractable bush 81.
  • a double-acting hydraulic or pneumatic cylinder 96 has its body fixed to the bush retractable 81, while its piston is integral with a rod fixed to another rear plate 97 fixed to the rear part of the gripping rod 82.
  • the double-acting hydraulic or pneumatic cylinder 98 has its outer body fixed to the rear plate 97, while its piston actuates a rod ending in a point 87, which slides in a longitudinal bore arranged in the gripping rod 82.
  • Balls 88 held in radial bores arranged near the end of said gripping rod, can be pushed outwards or brought back inwards, under the action of the pointed rod 87, respectively of the cylinder 98, in order to cooperate, as described below, with the groove 76 provided in the bore 75 of the rod 70 of the transversely movable axis part 7 mentioned above.
  • FIG. 4A another double-acting hydraulic or pneumatic cylinder 99, the body of which is fixed to the movable support 37 and located behind the gripping finger 80.
  • the piston of the cylinder 99 actuates another rod ending in a point 84 the tip of which is inserted into a slot arranged in a pin 85, which can move in a radial bore arranged near the end of the gripping finger 80.
  • the shape of said slot is such that, under the action of the tip of the rod 84, respectively of the jack 99, the pin can project radially out of the bore of the gripping finger or, on the contrary, retract inside, in order to grasp a center of wafer 23 as explained below.
  • the pin is shown in the retracted position.
  • Each of the three gripping fingers 80 is provided with the same device.
  • FIGS. 5A, 5B and 5C where we see some steps of the process of gripping a wafer of paper during reeling for its transfer from axis 13 to axis 12 for example.
  • FIG. 5A there is, as in FIG. 2B, the end 73 of the rod 70 engaged in the bore 65 of the collar sleeve 61 fixed to the frame of the machine 1 in the manner described above.
  • the balls 64 are engaged in the groove 74 of the rod 70 in order to firmly hold the said rod inside the bore 65.
  • the wafer 21 therefore unwinds, being fixed to the axis 13 of the machine.
  • the transfer device was brought in front of the wafer hub 5, in particular the gripping rod 82 was brought in front of the bore 75 arranged in the rod 70 by the displacements Z-X described above.
  • the retractable sleeve 81 has been advanced relative to the mobile support 37, so that its front face is flush with the free face of the central sleeve 55.
  • the gripping fingers 80 (only one of which is shown in the figure) remained recessed with respect to the retractable sleeve 81.
  • FIG. 5B shows that the gripping rod 82 has been engaged in the bore 75 of the rod 70, then that the point 87 has been pushed in order to force the balls 88 into the groove 76 in order to secure the rod 70 to the rod 82. Then the jack 63 has been actuated to remove the bell-shaped part 62 in order to release the balls 64 from the groove 74 to thereby release the rear part 73 of the rod 70.
  • the gripping rod 82 It is then possible to pull the gripping rod 82 backwards, by the action of the jack 96 as explained above, and to bring the rod 70 inside the bore arranged in the retractable sleeve 81, as shown in FIG. 5C, from a distance such that the rear portion 73 of the rod 70, which was engaged in the bore 65 of the collar sleeve 61, comes completely out of said bore, so that the hub 5 is completely disengaged from the hub support 6, respectively of machine 1.
  • the distance of axial displacement of the rod 70 corresponds to the distance that the circlip 71 can travel, inside the cylindrical cavity 57, before coming to abut against the bore bore 56A.
  • the wafer which continued to unwind during the operations described above, is now held integral with the transfer device, while being able to continue to unwind.
  • the gripping rod 82 After reaching the new position where the wafer must be unwound, for example the axis 12, we find our in an arrangement similar to that of FIG. 5C, the gripping rod 82 then being advanced to make the rear end 73 penetrate. of the rod 70 inside the bore 65 of the hub support 6, as in FIG. 5B.
  • the jack 63 is actuated so that the balls 64 are pressed by the frusto-conical surface 66 of the bell 62 in the groove 74, to hold the rod 70 in the bore 65, while the point-shaped rod 87 is withdrawn by the jack 98, in order to release the balls 88 from the groove 76 arranged in the bore 75 of the rod 70. It then suffices to act on the jack 94 to remove the retractable bush 81, in order to completely separate the hub 5 of the transfer device, as shown in FIG. 5A.
  • the pancake 20 could continue to unwind, its axis of rotation passing from the axis 13 of the machine to the axis 12, without torsional stresses being applied to the paper tape.
  • the transfer device can accomplish is to load a full wafer onto a hub 5 and unload a remnant of wafer from said hub.
  • the triangle-shaped part 50 of the hub 5 has on one of its branches a bore into which a part 59 has been introduced, filling said bore and whose specific mass is slightly higher than that of the material constituting the triangle-shaped part.
  • a slight imbalance is created, sufficiently small not to hinder the rotation of the hub 5, but sufficiently large so that, when stationary, the tip of the triangle comprising the unbalance 59 is automatically placed downwards after a time, of the order of a few seconds, relatively short after stopping the rotation of the hub.
  • the empty spaces located between the flat faces of the triangle-shaped part 50 and the inside diameter of the center 23 of the wafer 2 are always located opposite the three gripping fingers 80 secured to the movable support 37.
  • FIGS. 6A, 6B and 6C The different phases of extracting a wafer center or fitting a full wafer are visible in FIGS. 6A, 6B and 6C.
  • FIG. 6A there is a balance of wafer 20, on its center 23 disposed on a hub 5 secured to an axis of the machine, for example the buffer axis 16.
  • the wafer 20 is not in rotation and the hub 5 has taken its position of equilibrium as described above.
  • the transfer device is brought in front of the hub 5, the fingers grip 80 being set back from the front face of the wafer. Pins 85 are in retracted position.
  • the movable hub support 37 is advanced, under the action of the motor 90 and of the threaded shaft 91, as described above, so as to bring it to the position visible in FIG. 6B, where the gripping fingers 80 engage in the empty spaces located between the flat faces of the triangle-shaped part 50 and the inside diameter of the center 23 of the wafer 20.
  • the rods in the shape of a tip 84 by the jacks 99, these push the pins 85 outwards which become embedded in the center 23 of the wafer 20. Since the holding force of the center 23 on the pins is higher than that exerted by the springs 52 acting on the tips 51, it is possible, by removing the gripping fingers 80, respectively the movable support 37, as shown in FIG.
  • the transfer device 3 By moving the slides in the XZ plane as described above, the transfer device 3 is brought in front of the axis 12 on which the hub 5 is fixed. the way described.
  • the lever 41 of the braking device accompanied this movement, by pivoting about its axis 42, so that the braking wheel 40 remains meshed with the toothed wheel 53 secured to the hub 5, so that the tension exerted on the paper tape remains constant.
  • the second braking wheel 43 meshes with the toothed wheel 53, in order to effect the braking effect, while the lever 41 goes back to the starting position.
  • the rotating wafer 21 has been transferred from the axis 13 to the axis 12, the ribbon not undergoing any lateral torsional stress, since the plane of rotation of the wafer has not not varied and the tape remaining braked so as to undergo a constant tensile force.
  • the next step is to get a full wafer 22 of the stock portion arranged along the axis 14 and bring it to the empty hub 5 arranged waiting on the buffer axis 16.
  • the transfer device is moved towards the axis 14, the three gripping fingers 80 are inserted inside the center 23 of the first wafer, the pins 85 are actuated to grip said center, then by withdrawing the movable support 37 backwards, this wafer is retrieved from storage.
  • the transfer device then moves towards the buffer axis 16 where an empty hub 5 is installed. Since the hub is stopped, the faces of the triangle-shaped part 50 are arranged so as to be able to receive the fingers gripping 80 which support the center 23 of the wafer 22.
  • the gripping fingers 80 are therefore advanced, by advancing the movable support 37, so that the rear of the wafer abuts against the toothed wheel 53.
  • the pins 85 now the center 23 on the gripping fingers 80 are then retracted, which means that said center is now retained by the points 51 pressed by the springs 52 and is therefore secured to the hub 5.
  • the wafer 20, which is almost empty, on its center 23 is now stopped on the axis 12.
  • the transfer device comes in front of said axis 12, the gripping rod 82 comes to grip the rod 70, separates it from the hub support 6 disposed on the axis 12 and the entire transfer device is withdrawn back so as to be able to pass over the wafer 21 being unwound on the axis 13, then comes to be positioned opposite the buffer axis 16 in order to fix the hub therein in the manner described, then the balance of the wafer as well as the center 23 are extracted from the hub 5 by the gripping fingers 80 and brought towards the axis 15, which comprises a device for transporting empty centers 23 with an endless belt and which is responsible for eliminating the empty centers from the machine.
  • Another possible operation of the transfer device consists in using it to load the stock of full pancakes 22 on the axis 14; in fact, given the size of the various elements of the machine, this axis cannot generally be directly accessible. This operation can only be done when the machine is stopped.
  • a hub 5 being arranged on any of the accessible axes, preferably the buffer axis 16, a wafer is placed manually on this hub, then the transfer device is controlled in order to come to grip only the wafer and its center, by the grip fingers 80, and to bring it in front of the storage axis 14 to deposit it there.
  • the wafer transfer device during unwinding described above represents a preferred preferred embodiment; it is obvious that various variants can be envisaged concerning in particular the mechanical devices described.
  • one or more of the actuators of movement by jack can be replaced by commands of movement by electromagnet or by any other suitable device.
  • the movements along the X, Y and Z axes can be carried out by elements different from those described here. It is the same for the transfer method which can be different from that described, depending on the constitution of the transfer device.
  • an electronic control allows the automation of the various stages of operation of the device; detectors are responsible for monitoring the filling state of the wafers during dispensing, 20, respectively 21, other limit switches enslave all of the movements described so that the electronic control always knows the exact position of the various components of the transfer device, and a wafer advance device is provided on the stock so that the wafer to be grasped is always in the same plane.

Landscapes

  • Replacement Of Web Rolls (AREA)
  • Manipulator (AREA)
EP92810223A 1991-04-16 1992-03-26 Verfahren und Umladevorrichtung für Bobinen während des Abwicklens Expired - Lifetime EP0509958B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH113091 1991-04-16
CH1130/91 1991-04-16

Publications (2)

Publication Number Publication Date
EP0509958A1 true EP0509958A1 (de) 1992-10-21
EP0509958B1 EP0509958B1 (de) 1996-02-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP92810223A Expired - Lifetime EP0509958B1 (de) 1991-04-16 1992-03-26 Verfahren und Umladevorrichtung für Bobinen während des Abwicklens

Country Status (3)

Country Link
US (1) US5269479A (de)
EP (1) EP0509958B1 (de)
DE (1) DE69208504T2 (de)

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EP0644140A2 (de) * 1993-09-10 1995-03-22 OFFICINA MECCANICA SESTESE S.p.A. Folienrollenwechselvorrichtung, Verfahren zum Betreiben einer solchen Vorrichtung sowie Folienhalteklammer hierfür

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DE29511034U1 (de) * 1995-07-07 1996-11-07 Beloit Technologies, Inc., Wilmington, Del. Vorrichtung zum Halten und Drehantreiben von Wickelhülsen
DE10025848A1 (de) * 2000-05-25 2001-11-29 Topack Verpacktech Gmbh Vorrichtung zum Handhaben von Bobinen
JP2002234643A (ja) * 2000-12-04 2002-08-23 Fuji Photo Film Co Ltd ロール材移載方法、移載装置および供給台車
ITBO20010014A1 (it) * 2001-01-17 2002-07-17 Resta Srl Magazzino per una pluralita' di bobine di nastro dotato didispositivoper selezionare la bobina da usare e quella da sostituire
DE102004021181B4 (de) * 2004-04-19 2010-08-26 Emkon Systemtechnik Projektmanagement Gmbh Verfahren und Vorrichtung zum Wechseln von Bobinen
DE102005060638A1 (de) * 2005-12-13 2007-06-14 Hauni Maschinenbau Ag Vorrichtung und Verfahren zum Handhaben von Bobinen innerhalb einer Automatisierungszelle sowie Automatisierungszelle
DE102006017379A1 (de) * 2006-04-11 2007-10-18 Focke & Co.(Gmbh & Co. Kg) Einrichtung zur Handhabung von Bobinen aus Verpackungsmaterial
CN103213863A (zh) * 2013-03-29 2013-07-24 东莞市三文光电技术有限公司 分条机自动卸料装置

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EP0261508A2 (de) * 1986-09-23 1988-03-30 Focke & Co. (GmbH & Co.) Einrichtung zum Transport von Bobinen aus Verpackungsmaterial in einer Verpackungsmaschinenanlage

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FR1338396A (fr) * 1962-07-06 1963-09-27 Joseph Eck & Sohne Machine pour le déroulage ininterrompu d'une bande, en particulier d'une bande de papier
GB2066789A (en) * 1980-01-08 1981-07-15 Bat Cigarettenfab Gmbh Method and device for web roll storing and changing in cigarette making machines
EP0261508A2 (de) * 1986-09-23 1988-03-30 Focke & Co. (GmbH & Co.) Einrichtung zum Transport von Bobinen aus Verpackungsmaterial in einer Verpackungsmaschinenanlage

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EP0644140A2 (de) * 1993-09-10 1995-03-22 OFFICINA MECCANICA SESTESE S.p.A. Folienrollenwechselvorrichtung, Verfahren zum Betreiben einer solchen Vorrichtung sowie Folienhalteklammer hierfür
EP0644140A3 (de) * 1993-09-10 1995-08-23 Sestese Off Mec Folienrollenwechselvorrichtung, Verfahren zum Betreiben einer solchen Vorrichtung sowie Folienhalteklammer hierfür.

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DE69208504T2 (de) 1996-10-10
DE69208504D1 (de) 1996-04-04
US5269479A (en) 1993-12-14
EP0509958B1 (de) 1996-02-28

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