EP0510159B1 - Verfahren, maschine und einrichtung zum verpacken einer mit einem kantenschutzstreifen versehenen ladung, vorrichtung zum ergreifen, fördern, ablegen und halten eines dergleichen streifens - Google Patents

Verfahren, maschine und einrichtung zum verpacken einer mit einem kantenschutzstreifen versehenen ladung, vorrichtung zum ergreifen, fördern, ablegen und halten eines dergleichen streifens Download PDF

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Publication number
EP0510159B1
EP0510159B1 EP91920169A EP91920169A EP0510159B1 EP 0510159 B1 EP0510159 B1 EP 0510159B1 EP 91920169 A EP91920169 A EP 91920169A EP 91920169 A EP91920169 A EP 91920169A EP 0510159 B1 EP0510159 B1 EP 0510159B1
Authority
EP
European Patent Office
Prior art keywords
load
gripping
corner piece
frame
maintaining
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
EP91920169A
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English (en)
French (fr)
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EP0510159A1 (de
Inventor
Jacques Thimon
Jack Morantz
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.)
Newtec International SA
Original Assignee
Newtec International SA
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Filing date
Publication date
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Publication of EP0510159A1 publication Critical patent/EP0510159A1/de
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Publication of EP0510159B1 publication Critical patent/EP0510159B1/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
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
    • B65B11/025—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders by webs revolving around stationary articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/58—Applying two or more wrappers, e.g. in succession
    • B65B11/585—Applying two or more wrappers, e.g. in succession to stacked articles, e.g. pallettised loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00—Bundling articles
    • B65B13/18—Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B65B13/181—Details of, or auxiliary devices used in, bundling machines or bundling tools applying edge protecting members during bundling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/04—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material the articles being rotated
    • B65B11/045—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material the articles being rotated by rotating platforms supporting the articles

Definitions

  • the invention relates to a method, a machine and an installation for packaging a load provided with at least one edge protection angle and a device for gripping, moving, depositing and holding such an angle.
  • the invention is more particularly applicable to a palletized load comprising four protective angles of vertical longitudinal general direction applied to the four vertical edges of the load placed between its four vertical lateral faces.
  • Such protective angles in particular in folded cardboard, are intended to form a local padding ensuring better protection of the vertical edges of the load.
  • the angles prevent the edges if they are sharp, from piercing or cutting or breaking the packaging film.
  • DE-A-2 431 153 describes a strapping included in a vertical plane making it possible to secure a first load 13 of large dimensions with a second load 15 of smaller dimensions based on the first load 13.
  • DE-A-2431 153 describes a strapping included in a vertical plane making it possible to secure a first load 13 of large dimensions with a second load 15 of smaller dimensions based on the first load 13.
  • the prior art known for overpacking processes and machines for palletized loads includes the following documents: FR-A-2 468 506, FR-A-2 470 056, US-A-4 587 796, FR-A -2 228 669, FR-A-2 243 113, FR-A-2 413 270, FR-A-2 281 275, US-A-4 473 990, EP-A-0 184 485, EP-A-0 177 413, EP-A-0 180 517, US-A-4 587 796.
  • These methods and machines are, in general, well known to those skilled in the art: it may be the implementation of the technique so-called "curtain", that of the full width straight or banded or even helical wrapping, that of the cover.
  • an overwrap film curtain is formed between two film reels with a vertical axis; then the load is advanced horizontally towards the curtain of film deformed in a U shape; then we close and secure the curtain on itself.
  • a relative pivoting is provided around a vertical axis of the load with respect to a reel of strip film.
  • This wrapping technique includes several variants: the load remains fixed and the film reel rotates around it (so-called fixed table machine and rotating reel); The load pivots and the axis of the strip film reel remains in a fixed position (machine known as a turntable).
  • the film strip has a width of the load height or a fraction thereof.
  • the wrapping is straight or helical.
  • the banding technique is also applicable to a load extending horizontally horizontally and displaced relatively along its axis.
  • the reel of strip film having a horizontal axis.
  • flattened film sheath is wound on a reel.
  • the spool is unwound and the sheath is opened and pulled to be threaded onto the load by vertical downward sliding, using fingers, pliers, holding frame, belts, chains or other.
  • These techniques use solid or perforated film like a net.
  • This film is heat shrinkable or stretchable. In the latter case it is stretched or pre-stretched. The entire load or only part of it can be covered with film.
  • overwrap film may include several layers.
  • the pallet can be replaced by a false pallet.
  • An overwrapping machine can also be integrated into an installation comprising, upstream, a palletizer.
  • An object of the invention is therefore to allow the mechanization and automation of the installation of such angles of vertical axis of protection on loads to be packaged.
  • Another object is to allow this installation by avoiding any collision with the moving parts of the machine used for the overwrapping.
  • Another goal is to be able to avoid in some cases the establishment of a strapping or other similar means specifically intended for the maintenance of the angle or angles before that (these) is (are) trapped (s) by the overwrap film.
  • Another object is to allow the installation of angles of different formats on loads of different formats.
  • Another object is to propose a method and a machine for overpacking loads including the installation of such angles.
  • Another object is to propose a device specially intended for gripping, moving when depositing and maintaining (during laying) such angles.
  • Another object is to propose a machine and an installation for packaging or overpacking loads, in particular palletized, including one or more such device (s).
  • Another object is to propose a load, in particular palletized packed with angles, obtained by the said process or with the said machine.
  • the invention also relates to a method, characterized in that a narrow strip is implemented such as a strip carrying out a localized support on the angle.
  • a subject of the invention is also a method, characterized in that a wide strip is used which is able to be able to substantially cover the faces of the load by providing support distributed over the angle.
  • the invention also relates to a method, characterized in that the strip is implemented in the manner of strapping or straight wrapping.
  • the invention also relates to a method, characterized in that the strip is implemented by helical wrapping.
  • the subject of the invention is also a method, characterized in that the wrapping begins in a second zone so as to allow the angle iron to be maintained, then once the device is released, the wrapping of the load and of the angle iron.
  • the invention also relates to a method, characterized by two second zones spaced from one another.
  • the invention also relates to a method, characterized in that the adhesive, soda, staple, clip, liaisonne the angle on the load or a packaging element thereof to ensure maintenance of the angle.
  • the invention also relates to a method, characterized in that the load packaging element is chosen with which the angle iron is rigidly associated in the group comprising the pallet, a spacer, an end plate or frame, a container of the same load.
  • the invention also relates to a process, characterized in that the adhesive, soda, staple, clip, bond the angle on the load or a packaging element thereof in or away from a first zoned.
  • a subject of the invention is also a method, characterized in that the angle iron is clamped on the load at at least one of its ends in an area separated from the first area by means of an end plate or frame having an edge folded over the angle iron by wedging it and for this purpose: the angle iron is brought to the edge and an end plate or frame with edge not folded over at least one end face of the load; then positively fold the edge of the frame plate onto the angle iron.
  • the invention also relates to a method, characterized in that the angle is clamped on the load at its two ends by two end plates or frames.
  • the invention also relates to a method, characterized in that at least partially covers at least some of the faces of the load and the angle iron held in place with wrapping film applied to the load, the angle iron and any its holding members: strip, glue, clip, clip, link, folded edge of plate or end frame.
  • the invention also relates to a method, characterized in that a protective angle iron having substantially the length of the corresponding edge of the load is used.
  • the invention also relates to a method, characterized in that protective angles are placed on the four substantially parallel lateral edges of the load.
  • the invention also relates to a method, characterized in that the load to be packaged is a palletized load.
  • the invention also relates to a method, characterized in that during the movement of a protective angle from the magazine to the corresponding edge of the load by means of said device (by means of the same said device its relative pivoting of about 180 ° with respect to its general longitudinal direction.
  • a subject of the invention is also a method, characterized in that the load and the angle iron are covered by wrapping with wrapping film in strip form coming from a film reel and, for this purpose, successively, a initial free end portion of said load film strip or a packaging element thereof, or an angle iron, or a retaining member thereof, there is provided a relative displacement of the load and the reel of film in such a way as to rotate the film reel axis around the wrapping axis of the load, said film strip is cut transversely once the wrapping has been carried out, and an end free end portion of said film strip is associated to the already wrapped film or to the load or a packaging element thereof, or an angle iron, or a holding member thereof.
  • the subject of the invention is also a method, characterized in that the load and the angle iron are covered by hooding with sheathed film coming from a flattened film sheath coil and for this purpose, successively the sheath is opened, the sheath is cut transversely to the desired length.
  • the invention also relates to a process, characterized in that stretch film is used.
  • the invention also relates to a process, characterized in that pre-stretched stretch film is used before being deposited and applied to the load.
  • the invention also relates to a method, characterized in that one starts from preformed angles, one grasps them, moves, deposits and maintains them substantially in this pre-formed state.
  • the invention also relates to a method, characterized in that one starts from flattened angles, they are grabbed and moved in this flattened state and they are given the desired configuration of angle by deforming them in situ on the corresponding edge of load.
  • the subject of the invention is also a method, characterized in that to give an angle iron its configuration, it is only grasped in the vicinity of its longitudinal edges and it is applied between these on a protruding edge of the load.
  • the invention also relates to a device, characterized in that the gripping and holding means comprise at least two suction cups which in the gripping position of the support arm are located near the longitudinal edges of the opening of leaving the store.
  • the invention also relates to a device, characterized in that the gripping and holding means comprise at least one shaping member in the general form of an angle iron.
  • the invention also relates to a device, characterized in that the gripping and holding means are mounted movable on the support arm between two extreme relative positions, namely a gripping position and a removal position; second drive means for gripping and holding means ensuring their displacement between their extreme positions and the blocking therein; the general control means ensuring their coordination with the first drive means and the specific control means.
  • the invention also relates to a device, characterized in that the gripping and holding means are pivotally mounted on the support arm about an articulation axis substantially parallel to the general longitudinal direction of the outlet opening of the shop ; the second drive means such as comprising a jack ensuring the pivoting of said means between its two extreme positions angularly spaced apart by a fraction of a turn, in particular of the order of a half turn.
  • the invention also relates to a device, characterized in that the gripping and holding means comprise a support profile extending substantially parallel to the general longitudinal direction of the outlet opening of the magazine along which several pairs are arranged. of suction cup assemblies - shaping member.
  • the invention also relates to a device, characterized in that the support profile is mounted journalled on the support arm.
  • the invention also relates to a device, characterized in that these means comprise a rear support plate for the angles, movable with transverse sliding and urged towards the outlet opening of the store by a suitable member as well as a support conveyor. of store angles.
  • the invention also relates to a device, characterized in that the frame is mounted as a whole movable and lockable in the required position for adjusting the device according to the dimensions of the load concerned, by means of mobile support means in particular rollers and drive means, in particular jacks, depending on the device control means.
  • the invention also relates to a device, characterized in that the frame is mounted movable to slide in a direction substantially orthogonal to the longitudinal direction of the outlet opening of the store.
  • the invention also relates to a device, characterized in that the gripping and holding means are mounted movable on the support arm according to an adjustable stroke in order to adjust the device according to the dimensions of the load concerned, under the dependence on the device control means.
  • the invention also relates to a device, characterized in that the first drive means are arranged adjustable as regards the travel of the support arm between its two extreme positions, depending on the control means of the device, in view of the device setting according to the dimensions of the load.
  • the invention also relates to a device, characterized in that a magazine is arranged to allow a stack of plates or frames placed horizontally, the discharge opening being greater.
  • the invention also relates to a device, characterized in that the magazine has a common opening for discharging and reloading in plates or frames.
  • the invention also relates to a device, characterized in that the gripping means are vacuum suction cups.
  • the invention also relates to a device, characterized in that the drive means are arranged to ensure a double vertical and horizontal sliding respectively for on the one hand the gripping operation and that of depositing on the other hand the operation of passing from one location to another.
  • the invention also relates to a device, characterized in that the frame is partly common to the packaging machine without interfering with the movable members thereof, in particular placed above and outwards; and the magazine is placed horizontally next to the packaging machine.
  • the invention also relates to a device, characterized in that it comprises several magazines and means ensuring a relative movement of magazines and support means.
  • the invention also relates to a device, characterized in that a store comprises a device ensuring a constant level of grip in the store regardless of its degree of filling, such as a lifting table.
  • the invention also relates to a device, characterized in that it forms an isolated structural unit.
  • the invention also relates to a device, characterized in that it is incorporated in a supply and deposit device according to the invention, the frame being incorporated in the support means in the general form of a plate at the periphery of which is placed at least one member, the drive means being carried by the plate, the control means ensuring the coordination of the movements of the member also.
  • the invention also relates to a device, characterized in that the member is in the form of a finger pivotally mounted on the plate-frame along one of its edges, the finger being in the inactive position substantially coplanar with the frame plate and directed outwards and, in the active position substantially orthogonal to the frame plate and directed towards the gripping means.
  • the invention also relates to a device, characterized in that it is incorporated in an overwrapping machine by being carried in free pivoting by an axis thereof coaxial with that and the table, this axis being itself carried by a bracket mounted sliding on a column.
  • the invention also relates to a device, characterized in that it is incorporated in a packaging machine table provided with passage opening.
  • the invention also relates to a packaging machine for rigidly and permanently associating at least one protective angle on an edge of a load, characterized in that it comprises at least one gripping, moving, depositing device and maintaining an angle iron according to the invention and at least one device for ensuring a rigid, permanent association of the angle iron deposited and maintained on the load by said device with the load or a packaging element of the latter, the two devices operating in a coordinated fashion.
  • the invention also relates to a packaging machine, characterized in that said device for ensuring a rigid, permanent association of the angle iron deposited and maintained on the load with the latter or a packaging element thereof is chosen from the group comprising: a device for surrounding and applying a strip to the load and the angle iron; a device for bonding, welding, stapling, clipping, bonding the angle iron to the load or a packaging element thereof; a device for folding down the edge of an end plate or frame ensuring the wedging of the angle; a machine for overwrapping the palletized load, the overwrapping film ensuring at least the function of maintaining the angle iron.
  • the invention also relates to a packaging machine according to the invention, characterized in that it is associated with it, functionally downstream a machine for overpacking the load with the angle bar associated rigidly and permanently having the essential function the overpacking of the load.
  • a subject of the invention is also a packaging machine, characterized in that the load overwrapping machine having the essential function of overpacking it is chosen from the group comprising: curtain machines, wrapping machines , the hooding machines.
  • the invention also relates to a packaging machine, characterized in that it is functionally associated with it at least one device for supplying and depositing an end plate or frame on the edge or folding flap.
  • the invention also relates to a packaging machine according to the invention, characterized in that the devices for supplying or depositing a plate or end frame to fold the edge or flap thereof are functionally associated according to a sequence chosen from the group comprising the following sequences: the device for depositing a plate or end frame is first implemented , then the device for folding the edge, finally the device, the angle being then placed towards the outside of the folded edge; the device and the device for depositing a plate or frame are first implemented, then the device for folding the edge, the angle being then placed towards the inside of the folded edge.
  • a subject of the invention is also a packaging machine, characterized in that the overwrapping machine ensuring at least the angle retaining function is chosen from the group comprising: curtain machines, wrapping machines, machines of cover.
  • the invention also relates to a packaging machine, characterized in that the same overwrapping machine performs both the function of holding the angle iron and that of the actual overpacking of the load.
  • the invention also relates to a packaging machine, characterized in that the device and the device for ensuring a rigid association are structurally distinct.
  • the invention also relates to a packaging machine, characterized in that the device and the device for ensuring a rigid association are structurally at least partly common.
  • a subject of the invention is also a packaging machine, characterized in that it comprises a plurality of gripping, moving, depositing and holding devices of substantially similar protective angles for the same plurality of edges of the load. to pack.
  • the invention also relates to a packaging machine, characterized in that the general longitudinal directions of the openings of the stores of the gripping, moving, depositing and holding devices are substantially parallel to one another; their support arms are located substantially in the same common plane, the devices are distributed around an area adjacent to the support means in which the load is located; and the general control means ensure the synchronous operation of the plurality of devices, the plurality of gripping and holding means being the most distant and the closest to each other respectively in the gripping positions on the one hand and removal and maintenance on the other hand.
  • the invention also relates to a packaging machine, characterized in that the load support means are a table with a substantially vertical axis; the mobile means for allowing the recovery of a load with the film comprise means for ensuring a relative pivoting of the table around its axis relative to the axis of the film reel; and a device for gripping, moving, depositing and holding comprises a store of vertical longitudinal general direction, the lower end of which is substantially coplanar with the table.
  • the invention also relates to a packaging machine, characterized in that it comprises four gripping, moving, depositing and holding devices.
  • the invention also relates to a packaging machine, characterized in that the table is fixed; the means for supplying packaging film and covering the load with said film comprise a ring supporting a film reel, substantially coaxial with the table, mounted to slide vertically along said axis between a lower position close to the plane of the table and a distant upper position, or means for supporting the film reel equivalent and ensuring the same path to the film reel, said crown defining a path for the vertical axis of a film strip reel; the gripping, moving, depositing and holding devices being essentially placed outside and near said crown and its path.
  • the invention also relates to a packaging machine, characterized in that the table is mounted so as to be able to pivot around its axis; the means for supplying the packaging film and for covering the load with said film comprise a carriage carried by a column generally sliding vertically; this machine also comprising a device for folding down an edge or flap of a plate or end frame carried with free pivoting by an axis coaxial with the axis, carried by a bracket carried by sliding by the column.
  • the invention relates to the packaging of a load comprising on at least one edge 3 a separate and attached protective angle 4 kept rigidly on the load 1. According to an alternative embodiment such an angle 4 is interposed between the load 1 and an outer overwrap film 2.
  • the load 1 is a prismatic palletized load - in this case parallelepipedic - limited by four vertical lateral faces 5, and two upper horizontal 6 and lower 7 faces, the latter resting on a pallet or forming "false pallet".
  • the edges 3 are the four vertical edges between and separating the faces 5.
  • the angles 4 used have a general longitudinal direction which is then substantially vertical.
  • the means 8 are a table with a substantially vertical axis 11; the means 9 comprise a reel of film in a strip (overwrapping by wrapping) or in the form of a flattened sheath (overwrapping by covering); and the means 10 comprising: or means for ensuring a relative pivoting of the table 8 about its axis 11 with respect to the film reel 9 or to the film coming from this the table 8 being either fixed and the reel 9 of strip film rotating around, or the table 8 rotating around its vertical axis 11 and the reel 9 of strip film having a fixed position axis (wrapping by wrapping); or means for ensuring the opening of the sheath coming from the flattened sheath coil 9 as well as the threading of the sheath thus opened on the load 1 carried by the table (overwrapping by covering).
  • the table 8 is fixed and the means 10 comprise a ring 12 of axis 11 supporting the film reel 9, mounted to slide in parallel to the axis 11 between a lower position close to the horizontal plane of the table 8 and a parallel upper position distant from the table 8, in particular lying at a level slightly above that of the upper horizontal face 6.
  • the crown 12 defines a particularly circular path for the axis of the film reel 9 around the vertical lateral faces 5. Given the axial sliding movement of the crown 12, the film reel 9 performs, in addition to a rotation about its axis, of the made of the unwinding of the film, a helical movement of axis 11.
  • a crown 12 it is possible, instead of a crown 12, to have means for supporting the film reel 9 equivalent and ensuring a path identical or equivalent to the latter or to its axis.
  • These support means can be, for example, a bent arm (horizontal upper and vertical down) rotating around a vertical axis of its horizontal section, parallel and spaced from the vertical section.
  • the load 1 and the (or them) can be covered by wrapping angle (s) 4 by wrapping with the film 2 in strip coming from the film reel 9.
  • wrapping angle (s) 4 for this purpose, successively, an initial free end part of the film strip 2 is associated with the load 1; a relative movement of the load 1 and of the film reel 9 is ensured so as to rotate the axis of the film reel 9 around the axis 11 of wrapping the load; the film strip 2 is cut transversely once the wrapping has been carried out; and an end free end portion of the film strip 2 is associated with the previously wrapped film or with the load.
  • An overwrapping machine for wrapping the vertical lateral faces 5 of a load 1 by wrapping and allowing both the overpackaging of the load and the maintenance of the angles can also be of the table type 8 rotating around its vertical axis 11 by a pin 8a, the film reel having a generally fixed vertical direction axis.
  • Such a machine is shown diagrammatically in FIGS. 12 and 13.
  • a roof presser plate of a device 54 for folding down the projecting edge or flap 53 of a plate or upper end frame 52 placed on the upper face 6 of the load 1 this device 54 being arranged like such a pressure plate, that is to say carried pivotally free by an axis 48 located above, coaxial with the axis 11 of the table 8, itself carried by a bracket 49 carried slidingly by a column 50 forming a frame so as to be able to slide upwards downwards, thanks to training means.
  • the device 54 for folding down can be applied to the upper horizontal face 6 of a load 1 placed on the table 8 and turn at the same time as this.
  • This column 50 also receives the means for feeding a film 9 most often comprising a carriage generally also mounted to slide vertically.
  • the device 54 can be incorporated into a device 51 for supplying the plate or frame, these two devices 51, 54 being described below.
  • An overpacking machine implemented in the invention for overpacking the load and / or maintaining an angle can also be (not shown) of the "curtain” type, the load sliding horizontally on a conveyor and meeting a curtain of vertical film of general horizontal longitudinal direction stretched between two film reels with vertical axes, the curtain then being deformed into a U then closed in on itself and finally welded transversely and cut; or of the "hooded” type, the film coming from a sheath, in particular with bellows, originally flattened which is then opened with members such as belts, fingers, suction boxes or the like and then strung open on the load, from above.
  • a packaging machine of the "hooding" type successively the sheath is opened, it is threaded onto the load and the angle iron, the sheath is cut transversely to the desired length.
  • An overwrapping machine as implemented may also include (not shown) a film reel with a horizontal axis rotating around an elongated load in the longitudinal direction and movable to slide along it.
  • Film 2 is full or openwork like a net. It is of the stretch type or of the heat-shrink type. In the in the case of a stretch film, the film is preferably pre-stretched before its application to the load.
  • the covering of the load 1 with the film 2 by means of an overwrapping machine as mentioned above is such that the film surrounds the load (in at least one direction) as well as the angle or angles thereon .
  • the film covers all of the adjoining faces of the load in this direction or only a part.
  • the covering is simple (full width) or comprises several juxtaposed sections, in particular overlapping in the case of a helical wrapping. This helical wrapping can be crossed up and down.
  • an overwrapping machine as has just been described can be used not only to ensure the overwrapping of the palletized load 1 furnished with one or more angles 4, when '' such an overwrap is desired, the overwrapping step then taking place at the end of the packaging process, but also to ensure substantially alone or in combination with the overwrap the maintenance of the angle iron (s) 4 temporarily maintained, moreover, on the load 1.
  • the overwrapping machine for maintaining the angle or angles 4
  • angle iron 4 held in place by the device 14, until it is trapped by the film 2 applied to the load and, consequently, held in place by the only overwrapping film.
  • a device 14 for gripping, moving, depositing and maintaining protective angle 4 placed between a store 15 of angles of protection 4 and the edge 3 of the load 1 to be fitted with an angle iron 4.
  • a protective angle iron 4 is brought in and deposited on an edge 3 of the load from the magazine 15 by means of said device 14.
  • said device 14 only temporarily maintains the protective angle 4 thus brought to the edge 3 in a first zone 16 and, simultaneously, covers the angle 4 in a second zone 17 different from the first zone 16 with the packaging film 2 e t this at least until the packaging film 2 once surrounds the load 1 and also covering the angle iron 4 ensures its maintenance. Once the angle iron 4 thus held by the packaging film 2, the said device 14 is released from the angle iron 4 and the covering of the load 1 and the angle iron 4 is continued with the packaging film 2.
  • An angle iron 4 has in the embodiment considered substantially the length of the corresponding edge 3.
  • the first zone 16 is, in this embodiment, the lower half of the angle iron 4 and the second zone 17 its upper end part. According to other possible variants, the zones 16, 17 are different.
  • protective angles 4 are placed on the four substantially parallel lateral edges 3 of the load 1. This positioning takes place simultaneously with several, in particular four, separate devices 14 for gripping, moving, depositing and maintenance operating in synchronism.
  • the outlet opening 19 of the magazine 15 has an elongated shape substantially complementary to that of the protective angles 4. Such an opening 19 therefore has a longitudinal direction 19a substantially parallel to the general longitudinal direction of the angles 4. Its longitudinal edges 19b are substantially parallel to direction 19a.
  • an angle iron 4 is both directed towards the outlet opening 19 when the angle iron 4 is in the magazine 15 and opposite the load 1 when the angle iron 4 is on it ci, and even when the outlet opening 19 is generally turned towards the load 1, the process is such that during the movement of a protective angle 4 from the magazine 15 to the corresponding edge 3 of the load 1 by means of said device 14, by means of the same said device 14, the relative pivoting of the angle iron 4 is approximately 180 ° relative to its general longitudinal direction.
  • one starts from flattened angles they are grabbed and moved in this flattened state and they are given the desired configuration of angle by deforming them in situ on the corresponding edge 3 of the load 1.
  • the angle is gripped only in the vicinity of its longitudinal edges 23 and it is applied between these two edges 23 on one edge 3 projecting from the load 1.
  • the support arm 20 is movable and pivotable because it is mounted as such at its first end portion 24 on the frame 18 around a fixed hinge axis 25, substantially parallel to the general longitudinal direction 19a.
  • the gripping and holding means 22 are supported at the second end portion 26 of the support arm 20.
  • the first drive means 21 comprise a jack which ensures the pivoting of the support arm 20 around the axis 25 and between its two extreme positions. These are angularly spaced apart by a fraction of a turn, for example of the order of an eighth of a turn.
  • the support arm 20 is: mobile with pivoting about an axis arranged or arranged differently; sliding mobile, in particular horizontal in the direction of the edge 3 to be covered with the angle iron; articulated around a point; carried by a handling robot; or finally is mobile according to a combination of these different movements (articulation, pivoting, sliding).
  • the movement is more or less complex depending on the displacement imposed on the angle iron between the magazine 15 more or less distant from the load 1 or its support means 8 and from the load 1 or its support means 8.
  • the gripping and holding means 22 can use at least one suction cup 27 which in the gripping position of the support arm 20 is situated substantially in the opening 19 of the magazine 15, the opening of the suction cup 27 being then able to come and take an angle 4 located in the opening 19, by its upper surface.
  • At least two suction cups 27 are provided which, in the gripping position of the support arm 20, are located near the longitudinal edges 19b of the outlet opening 19 of the magazine 15.
  • the suction cups 27 are associated with suction means with a cut-off such that when the suction means are operating, the suction cups then in the active state, suck air through their gripping faces. When the suction means are cut, the suction cups, then in the inactive state, do not suck the air.
  • suction cups 27 are commonly used in the packaging field. There is no need to describe them further. They can be replaced by equivalent members such as suction box or even finger or gripping pliers.
  • the gripping and holding means 22 comprise at least one conformation 28 in general form of angle iron.
  • a shaping member 28 aims to ensure pressure on the upper surface of the protective angle 4 during its installation so that it is well conformed to the load 1 at the location and in the vicinity of the edge 3 and that there is no substantial clearance between the load 1 and the protective angle 4.
  • This shaping member which can also be used in the case of pre-formed angles allows, in the case of originally flattened angles, conform them according to a form of angle iron.
  • the gripping and holding means 22 in addition to the overall movement of the support arm 20, provision is made for the gripping and holding means 22 to be mounted relatively displaceable on the support arm 20 between two extreme relative positions, namely a gripping position and a deposit position.
  • second drive means 29 are provided for gripping and holding means 22 ensuring the displacement of the means 22 from one to the other of the two extreme positions and allowing blocking in one or the other. 'other of these.
  • the general control means already mentioned ensure the coordination of the second drive means 29 with the first control means and the specific control means.
  • the gripping and holding means 22 are pivotally mounted on the support arm 20, at its second end portion 26 around an axis of articulation 30 substantially parallel to the general direction 19a as well as to the axis 25.
  • the second drive means 29 comprise a jack 31 which is articulated on the one hand to the support arm 20 on the side of the second end portion 26, on the other hand to a toothed pinion 32 articulated at 33 on the support arm 20 and on which a toothed pinion 34 fixed in rotation on the axis 30.
  • the second drive means 29 ensure the pivoting of the gripping and holding means between its two extreme relative positions angularly spaced apart by a fraction of a turn, in particular the order of a U-turn.
  • the second drive means 29 can be the subject of other embodiments, corresponding as well to the same kinematics of movement of the gripping and holding means 22 as to another kinematics.
  • Step a allows to enter the protective angle 4 located in the opening 19 and this in the area 16.
  • step b the two passages considered occur simultaneously or not.
  • This step b / makes it possible to transport the angle iron carried by the means 22 to the load and the edge 3 concerned.
  • step c the reinforcing angle 4 is separated from the holding means 22. This is made possible without substantial movement of the protective angle 4 because, simultaneously, the film 2 keeps the angle 4 applied to the load 1 in the second zone 17.
  • step d / the device returns to the waiting state. This step d / occurs in masked time since simultaneously the covering of the load 1 and the angle iron 4 with the film can continue.
  • step a / and the start of step b / can occur while film 2 is deposited on the load 1 including, possibly on the edge 3 which must receive the angle iron 4.
  • the edge 3 must be free of film 2 to allow the angle 4 to be applied to this edge 3.
  • the gripping and holding means 22 comprise a support profile 35 extending substantially parallel to the general longitudinal direction 19b of the outlet opening 19 of the magazine 15, along which are arranged several pairs of suction cup assemblies 27- shaping members 28.
  • the support profile 35 is in this case placed in a median manner relative to the opening 19, the suction cups 27 and the shaping member 28 being located on either side of the support profile 35.
  • the pairs of suction cup assemblies 27 shaping member 28 are, in the embodiment considered two in number, one at each lower 36 and upper 37 end portion of the support profile 35.
  • the support profile 35 is journalled on the support arm 20.
  • the toothed pinion 34 and more generally the second drive means 29 are located at an end part of the support profile 35, in this case the lower end part. e 36 where the support profile 35 is carried by the support arm 20.
  • the support arm 20 and the gripping and holding means 22 are located sectorally with respect to the general longitudinal direction of an angle iron. This arrangement makes it possible to maintain the protective angle 4 by its first zone 16 only, leaving its second zone 17 free.
  • the magazine 15 To allow flexibility of use of the device 14, namely the use of angles 4 of different lengths (heights when the angles are of generally vertical direction as in the embodiment considered), provision is made for the magazine 15 to have a transverse end 38 ( in this case upper) open through which can protrude more or less the angles 4.
  • the magazine 15 also comprises projections 39 for holding the first angle located in the opening in the vicinity of the suction cups 27 and transverse ends 38, 40, the latter lower and close to the horizontal plane of the support arm 20.
  • the device 14 also comprises means 41 able on the one hand to permanently bring an angle iron into the outlet opening 19 of the magazine 15, whatever the degree of filling of the magazine 15 and, on the other part, to exert at least on the angle iron being in this opening 19 a force tending to prevent it from entering more into the store 15.
  • This constructive arrangement is particularly efficient in the case where the angles are arranged vertically and are of great length (in this case height) for example of the order of 2 meters. Otherwise, there would be a risk of the angles 4 collapsing or, when the device 14 is brought to grip an angle in the opening 19, this would risk entering the store and, consequently, not being caught by the means of gripping and holding 22.
  • These means 41 comprise for example a rear support plate 42 of the angles, movable with transverse sliding and biased towards the outlet opening of the magazine by a suitable member 43 as well as a support conveyor 44 of angles of the magazine 15.
  • D ' other embodiments can be envisaged, in the form of mechanical, electrical, pneumatic means.
  • the device 14 is arranged in a packaging machine so that it can be adjusted as a function of the dimensions of the load 1.
  • This adjustment requires that the gripping and holding means 22 be placed more or less close to the axis 11, in the removal and holding position, with a given orientation.
  • the frame 18 is mounted as a whole movable and lockable in the required position for adjusting the device according to the dimensions of the load 1 concerned, by means of mobile support means 46 in particular rollers and drive means 47, in particular jacks, depending on the device control means.
  • the frame 18 is mounted slidingly movable in a direction substantially orthogonal to the longitudinal direction 19a of the outlet opening 19 of the magazine 15.
  • the rollers 46 can roll on a track 45 on the ground.
  • the jack 47 can be associated on the one hand with the ground or with a support fixed to it and on the other hand with the frame 18 or with a support fixed to it.
  • the gripping and holding means 22 are mounted to be movable on the support arm 20 according to an adjustable stroke for the purpose of adjusting the device as a function of the dimensions of the load 1 concerned, depending on the control means of the device.
  • the jack 31 can have an adjustable stroke, the effective stroke of the jack of the cylinder 31 depending on the dimensions of the load 1 concerned.
  • the control means coordinate the movements of the frame 18 and the adjustment of the stroke of the jack 31 in particular according to standard operating programs corresponding to standardized load dimensions 1.
  • the first means of drive 21 are arranged adjustable as regards the stroke of the support arm 20 between its two extreme positions, depending on the device control means, for adjusting the device 14 according to the dimensions of the load 1.
  • the pivoting stroke of the support arm 20 can be more or less important as adjustable, the sliding stroke of the cylinder of the first drive means 21 being itself adjustable.
  • the invention also relates to a packaging machine as already described with which is associated at least one device 14 for gripping, moving, depositing and holding as it has already been described.
  • the machine comprises a plurality (for example four) of gripping, moving, depositing and holding devices 14 of protective angles 4 substantially similar to one another for the same plurality of edges 3 of the load 1 to be packaged.
  • This plurality of devices 14 is arranged to that the longitudinal general directions 19b are substantially parallel to each other and that the plurality of support arms 20 is substantially in the same common plane (or between two common planes parallel to each other) perpendicular to the direction 19b.
  • the general control means ensure the synchronous operation of the plurality of devices 14.
  • the plurality of gripping and holding means 22 are in their gripping position which is relatively distant from one another and in their relatively closest positioning and holding position.
  • the overwrapping machine under consideration may comprise several devices 14 which comprise partially or completely common constituent members.
  • two devices 14 may have a common support arm 20 which supports, by means of a cross member, two gripping and holding assemblies for two angles 4 and two edges 3.
  • the magazine (s) 15 have vertical general directions 19a and its (or their) transverse end (s) ( s) lower (s) 40 is (are) substantially coplanar (s) with the table 8.
  • the devices 14 are essentially placed outside and close to the crown 12 and its path.
  • the overwrapping machine can also be according to the other types envisaged and described and, by example, with reference to FIGS. 12 and 13, as well as to the functional diagrams of FIGS. 14A to 14I, of the rotary table type 8.
  • This machine then comprises a device capable of ensuring at least temporary maintenance of the angles 4 put in place by the devices 14 until they are trapped and therefore maintained by the overwrap film 2.
  • This device can be, in l occurrence, the functional combination of a device 51 for supplying and depositing a plate or upper end frame 52 having an outer flap 53 and a device 54 for folding this flap 53, originally coplanar with the plate or frame, substantially perpendicular thereto, towards the load 1 and against the upper free end parts of the angles 4.
  • the device 54 is carried by the axis 48 as already indicated, so as to be able to pivot freely, while the device 51 is mounted on an annex frame 55, fixed, so that it can slide doubly vertically up or down and horizontally between a retracted position away from the plumb of the tab the 8 and of the device 54 (FIGS. 12 and 14A) and a position located directly above the table 8 and above the upper face 6 and of the load 1 (FIG. 14B), the device 54 being in this position , as shown in Figure 12 then being retracted, to allow the passage of the device 51, by vertical sliding upward, as shown in Figures 14H and 14I.
  • the device 51 is first implemented, the device 54 being retracted ( Figures 14A and 14B). Then the device 51 is retracted and the device 54 implemented once the angles have been removed and are held by the device 14 (FIG. 14E). The angles 4 are thus temporarily held in place by the device 54, the wrapping can be started, preferably to table 8 ( Figure 14F). The angles 4 are then trapped by the overwrap film 2 (FIG. 14G). The device 54 can then in turn be removed by vertical upward sliding (FIG. 14H).
  • a narrow strip such as a strip 56 providing localized support on the angle iron 4 (FIGS. 2A , 2B, 2C, 2D).
  • strips 56 can be placed offset from one another.
  • One or such bands maintain the angle 4 in a second zone 17 distinct from the first zone 16 or the angle 4 is held by the device 14.
  • Such a strip 56 forming a strip opposes a wide band such as the film 2 in a strip for the overpack put in place by wrapping ( Figures 3A to 3C).
  • the strip 56 (or possibly 2) is implemented in the manner of a strapping or a straight wrapping or a helical wrapping. As already mentioned, it is possible either to leave the load 1 with the angles 4 held by the strip (s) 56 (not shown), or to ensure an additional overwrap ( Figures 2C and 2D).
  • Figures 3A to 3C correspond to the implementation of an overwrapping machine by wrapping.
  • glue, soda, staple, clip bond the angle iron 4 to the load 1 or a packaging element of the latter in order to maintain the angle iron 4.
  • This variant is illustrated by the diagrams of the figures 4A, 4B, 4C in the case of stapling by means of staples 57.
  • the load packaging element in question can be chosen from the group comprising the pallet 1a, a spacer, a plate or frame end 52, a container of the same load 1.
  • We glue, weld, staple, clip connect the angle iron 4 to the load 1 or a packaging element thereof in or away from a first zone 16.
  • the second zone 17 is identical to the first 16 in the case where the application of the angle iron to the load 1 ensures, by this very fact, the desired permanent connection, for example because the angle 4 has, on its lower surface of the adhesive, or functional equivalent ensuring the desired connection during the pressing of the angle iron on the load 1 by the device 14. Or a stapling device or equivalent can be incorporated into the device 14.
  • the second zone 17 is distinct from the first 16 in the other cases (case of FIGS. 4A at 4C).
  • An additional overwrap film 2 can ( Figure 4B) or not ( Figure 4C) be applied next. In the case of the diagrams of FIGS.
  • the angle iron 4 is rigidly associated, for example by gluing or stapling on the one hand at its upper end to a plate or upper end frame 52 whose flap 53 has been previously folded down and is therefore below of the angle iron 4 and, on the other hand, at its lower end, in the same way to the pallet la, the angle iron 4 having a suitable length.
  • a plate or lower end frame 52 with a flap also folded up, as taught with reference to the third variant and FIGS. 6A and following which the angle iron, placed above on the outside, would be rigidly associated.
  • the angle iron 4 is clamped on the load 1 at at least one of its ends in a zone spaced 17 from the first zone 16 by means of an end plate or frame 52 having a folded edge 53 on the angle iron 4 by wedging it and for this purpose: the angle iron 4 is brought to the edge 3 and an end plate or frame 52 with edge 53 not folded over at least one end face 6,7 of the load 1 ; then the edge 53 of the plate or frame 52 is positively folded down on the angle iron 4.
  • FIGS. 6A to 6G is more particularly represented by FIGS. 6A to 6G in the case where the angle iron 4 is held at its upper and lower ends by two flaps 53a , 53b of two end plates 52a, 52b respectively lower and upper.
  • devices such as 51, 54 are used for each of the two plates or frames 52a, 52b and each of the corresponding flaps 53a, 53b.
  • devices such as 51, 54 are used for each of the two plates or frames 52a, 52b and each of the corresponding flaps 53a, 53b.
  • a pallet 1a the plate or frame 52a of the lower end, the edge 53a not folded down, that is to say, say substantially coplanar with the plate or frame 52a.
  • the elementary packages 1b or the load 1 is brought onto the plate or frame 52a (FIG. 6B), up to that the plate or frame 52a is trapped under the load, its edge or flap 53a still not folded down.
  • the flaps 53a, 53b can be joined by a strip of tape, glue, staples or the like (not shown). Or it can be put in place an overwrap film 2, by wrapping ( Figure 6G) or by covering ( Figure 6H) or other.
  • Figure 6G wrapping
  • Figure 6H covering
  • end plates or frames 52 are for example of cardboard grooved at the location of the fold line of the flaps 53. Such plates or frames are such that once the flaps 53 are folded with a certain force, they keep a substantial residual folding even with slight external constraints going in the direction of the spacing of the flaps 53.
  • such plates or frames 52 can, by themselves, ensure sufficient temporary retention of the angles 4 in order to their subsequent overwrapping, or even permanent support, without even overwrapping, especially when the flaps 53 are secured to each other and / or to the angles 4.
  • Such plates or frames 52 also have the advantage of allowing the angles 4 to be held in one or their two ends.
  • the feed devices 14 or 51 for depositing an end plate or frame 52 or 54 to fold the edge or flap 53 thereof are functionally associated according to a sequence chosen from the group comprising the following sequence: the device 51 for depositing an end plate or frame 52 is first put in work, then the device 54 for folding the edge 53, finally the device 14, the angle iron 4 then being placed towards the outside of the folded edge 53; the device 14 and the device 51 for depositing a plate or frame 52 are first implemented then the device 54 for folding the edge 53, the angle iron 4 then being placed towards the inside of the folded edge 3.
  • the invention also relates, on the one hand to the device for supplying and depositing 51 of an end plate or frame 52 and on the other hand to a device 54 for folding down a flap 53 of a such a plate or frame 52.
  • These two devices 51, 54 are in a first embodiment, isolated and distinct from each other. In a second embodiment, the two devices 51, 54 are incorporated into a common assembly.
  • the frame 58 can be more or less incorporated into the frame of the packaging machine and installation of angles.
  • a magazine 59 is arranged to allow stacking of the plates or frames 52 so that they are placed horizontally, the discharge opening 63 being upper.
  • This discharge opening 63 can also be a reloading opening for the magazine in plates or frames 52.
  • two magazines 59 are provided placed side by side on a movable frame of means such as a jack, ensuring relative movement of magazines 59 and support means 61.
  • the drive means 62 are arranged to ensure double vertical and horizontal sliding respectively for on the one hand the gripping operation and that of depositing, on the other hand the transition from one location to another.
  • the drive means 62 then control the upward vertical movement of the gripping means 60, these always remain in the active state. Then, the drive means 62 move the gripping means 60 from their location away from the load to the location of removal, in particular by bringing the plate or frame 52 vertically vertically from the place where it is to be deposited. on the load or a packaging element thereof (upper horizontal face of the load or pallet 1a).
  • the drive means 62 can then be used to bring about a vertical downward movement of the gripping means 60, the gripping means 60 always being in the active state and still holding a plate or frame 52.
  • the supply device 51 can return to the initial state by a double movement of vertical ascending sliding then of sliding until the location is removed, the gripping means 60 being in the inactive state.
  • this frame 58 does not interfere with the movable members of the machine. To this end, the frame 58 is in particular placed above and towards the outside of these members. In this case, the magazine 59 can be placed horizontally next to the packaging machine as is clearly visible in FIG. 15.
  • the frame 58 comprises pillars 71 or extensions of machine pillars situated generally towards the outside thereof and, at the upper part, side members 72, arranged horizontally.
  • These beams 72 constitute a path of guide (in particular rolling) for a carriage 73.
  • This carriage 73 is slidably mounted between the two end parts of the beam 72 corresponding to the two locations of the gripping means 60.
  • drive members such as cylinder, gearmotor, motorized endless chain, etc.
  • the carriage 73 itself comprises the vertical sliding means 74 such as a jack supporting, at the lower end 75, the support plate 70 on the lower face of which are the gripping means 60 and if necessary the contactor or detector 69.
  • the gripping means 60 are preferably vacuum suction cups. To ensure proper maintenance of the plate or frame 52 gripped by such suction cups 60, several suction cups 60 are generally provided regularly arranged on the support plate 70.
  • the magazine 59 is preferably located in the immediate vicinity of the means for depositing overwrap film.
  • the supply device 51 has one or more magazines 59
  • a magazine can be provided (see FIG. 17) with a device 64 ensuring a constant level of grip in the magazine 59 whatever its degree of filling .
  • This device 64 can be constituted for example by a lifting table.
  • the downward vertical stroke in the location of removal is greater than when the device is intended to deposit the plate or frame 52 on the horizontal face 6 of the load.
  • the supply device 51 is functionally combined with a palletizer.
  • a device 54 will now be described more specifically in relation to FIGS. 18 to 21.
  • Such a device 54 is shown in FIG. 18 in the case where it is incorporated into a supply and deposit device 51 as just described.
  • the frame 65 is incorporated into the support means 61, in the general form of the support plate 70.
  • the displacement member (s) 66 at the periphery 76 of said support plate 70 are placed the displacement member (s) 66, the drive means 67 also being carried by the support plate 65, 70.
  • the control means mentioned above ensure the coordination of movements of the member 66 with the gripping means 60.
  • a member 66 is in the form of a finger pivotally mounted on the support plate 65, 70 at the periphery 76.
  • the support plate 65, 70 comprises protruding corners 77 supporting bearings 78 for axes 79 on which the fingers 66 are mounted wedged.
  • the drive means 67 may comprise a jack carried by the support plate 65, 70 articulated by a link 80 to the axis 79
  • the two active and inactive positions are spaced from each other by a quarter of a turn.
  • the fingers 66 are substantially coplanar with the support plate 65, 70 while being directed towards the outside thereof.
  • the members 66 are substantially orthogonal to the support plate 65, 70 while being directed towards the gripping means or on the side of the face of the plate supporting the gripping means 60.
  • a plurality of gripping means 60 there is generally provided a plurality of displacement members 66, for example two fingers on each of the axes situated on each of the sides of the support plate 65, 70.
  • the member 66 is in the inactive position during the gripping phase of the plate or frame 52.
  • the passage from the inactive position to the active position occurs when the plate or frame 52 has already been deposited on the load 1.
  • the two devices 51 and 54 can be incorporated into each other as well as into a swivel table type overwrapping machine.
  • the devices 51 and 54 can then be carried with free pivoting by the axis 48 of the overwrapping machine, this being coaxial with that 11 of the table 8.
  • the axis 48 is, as already indicated, carried by the bracket 49 slidingly mounted on column 50 of the overwrapping machine.
  • the device 54 in the case where the device 54 is intended to fold down the flap of a plate or frame 52 placed on a pallet 1a, the device 54 is incorporated into a table 8 of the overwrapping machine while being separate from the device 51.
  • the table 8 is provided with a passage opening 68.
  • a plurality of displacement members 66 are provided in locations close to the level of load 1.
  • the table 8 is a roller table 81. These rollers 81 include the necessary interruptions defining the passages 68. Furthermore, the table comprises a lifting rack 82 comprising longitudinal members capable of passing between the rollers 81, carried by an underlying plate 83. The vertically sliding drive members move the plate 83 and the rack 82 so that the upper bearing surface 82a of the rack can be moved between a lowered retracted position (FIG. 20) and an upper active position. (figure 21). In the retracted position, the load rests on the rollers 81 while in the active position, the load rests on the bearing surface 82a of the rack 82.
  • the displacement members 66 are, in the embodiment under consideration, in the form of flattened fingers or equivalent mounted with vertical sliding and, for this purpose, associated with guide means with vertical sliding 85 and driving means with vertical sliding 86 such as a jack. These means 85, 86 are carried while being directed upwards so that the finger 66 is also directed upwards, at the end of an arm 87 mounted articulated in its median part around a vertical axis 88 carried by the built.
  • a jack 89 mounted articulated on the one hand on the frame and on the other hand on the arm 87 ensures its pivoting around the axis 88.
  • a return spring 90 can be provided to bring the arm 87 therefore the finger 66 in a discarded situation where the flap 53 is not folded down.
  • the drive means 67 therefore include the drive means 86 and the jack 89.
  • the arm 87, the pin 88, the jack 89, the spring 90 are placed as a whole in below the rollers 81.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Basic Packing Technique (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)

Claims (67)

  1. Verfahren zum Verpacken einer Ladung, das folgende Schritte umfaßt, die darin bestehen:
    - die zu verpackende Ladung einer Verpackungsstation zuzuführen;
    - zumindest einen starren Kantenschutzstreifen (4) aus einem Magazin (15) von Kantenschutzstreifen (4) mit einer Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten von Kantenstreifen (4) zu entnehmen;
    - zumindest einen starren Kantenschutzstreifen auf zumindest eine Kante der zu verpackenden Ladung (1) mit der Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten von Kantenstreifen (4) zu legen;
    - den Kantenstreifen (4) auf der Kante (3) in einer ersten Zone (16) mit der Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten von Kantenstreifen (4) zu halten und gleichzeitig auf die Ladung und den Kantenstreifen Mittel zum starren und dauerhaften Halten des Kantenstreifens auf der Ladung aufzubringen;
    - die Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten von Kantenstreifen (4) abzunehmen;
    - die verpackte Ladung von der Verpackungsstation zu entfernen;
    - gewisse Flächen der Ladung (1) oder eines Verpakkungselements derselben und des Kantenstreifens (4), die mit der Vorrichtung (14) in Position gehalten wird, mit zumindest einem Band zu umgeben, das auf die Ladung (1) aufgebracht und in zumindest einer zweiten Zone (17) angeordnet wird, die sich von der ersten (16) unterscheidet, so daß das Band ein Halten des Kantenstreifens (4) gewährleistet, dadurch gekennzeichnet, daß die zu verpakkende Ladung eine quaderförmige oder im wesentlichen quaderförmige Ladung ist, die vier vertikale Kanten umfaßt, auf die die starren Kantenschutzstreifen (4) gelegt werden, daß bei der Überbringung von Kantenstreifen (4) von einem Kantenstreifenmagazin (15) auf die Kante (3) die Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten von Kantenstreifen (4) eine Drehung um die Vertikalachse ausführt, daß der Stützarm (20) um eine Achteldrehung zwischen zwei Endpositionen gedreht wird und daß ständig ein Kantenstreifen der Ausgabeöffnung (19) des Magazins (15) zugeführt wird, unabhängig vom Befüllungsstand des Magazins (15), und eine Kraft ausgeübt wird, die dazu neigt, sie daran zu hindern, sich weiter in das Magazin (15) zurückzuziehen.
  2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß ein schmales Band, wie beispielsweise ein Stahlband (56) eingesetzt wird, das eine lokale Abstützung des Kantenstreifens (4) gewährleistet.
  3. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß ein breites Band eingesetzt wird, das in der Lage ist, im wesentlichen die Flächen der Ladung (1) abzudecken, indem es eine auf den Kantenstreifen (4) verteilte Abstützung gewährleistet.
  4. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß das Band in Form einer Umreifung oder einer geraden Umwicklung eingesetzt wird.
  5. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß das Band in Form von spiralförmiger Umwicklung eingesetzt wird.
  6. Verfahren nach Anspruch 3, dadurch gekennzeichnet, daß mit der Umwicklung in einer zweiten Zone (17) begonnen wird, so daß das Halten des Kantenstreifens (4) ermöglicht wird, und daß sodann, wenn die Vorrichtung (14) abgenommen ist, die Umwicklung der Ladung (1) und des Kantenstreifens (4) fortgesetzt wird.
  7. Verfahren nach Anspruch 1, gekennzeichnet durch zwei zweite Zonen (17), die voneinander entfernt sind.
  8. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß der Kantenstreifen (4) auf die Ladung (1) oder ein Verpackungselement derselben geklebt, geschweißt, geklammert, geklemmt oder mit dieser/diesem verbunden wird, um ein Halten des Kantenstreifens (4) zu gewährleisten.
  9. Verfahren nach Anspruch 8, dadurch gekennzeichnet, daß das Verpackungselement der Ladung (1), mit dem der Kantenstreifen (4) starr verbunden ist, aus der Gruppe ausgewählt wird, die die Palette (1a), eine Zwischenlage, eine Endplatte bzw. einen Endrahmen (52), einen Bestandteil der Ladung (1) selbst umfaßt.
  10. Verfahren nach Anspruch 8, dadurch gekennzeichnet, daß der Kantenstreifen (4) auf die Ladung (1) oder ein Verpackungselement derselben geklebt, geschweißt, geklammert, geklemmt oder mit dieser/diesem in oder mit dem Abstand einer ersten Zone (16) verbunden wird.
  11. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß der Kantenstreifen (4) auf die Ladung (1) an zumindest einem seiner Enden in einer von der ersten Zone (16) getrennten Zone (17) mittels einer Endplatte oder eines Endrahmens (52) geklemmt wird, die einen Rand (53) aufweisen, der auf den Kantenstreifen (4) umgelegt wird, wobei er diese einklemmt, und daß zu diesem Zweck: der Kantenstreifen (4) auf die Kante (3) gelegt wird, und eine Endplatte oder ein Endrahmen (52) mit nicht umgelegtem Rand (53) auf zumindest eine Endfläche (6, 7) der Ladung (1) gelegt wird; daß sodann der Rand (53) der Platte bzw. des Rahmens (52) positiv auf den Kantenstreifen (4) umgelegt wird.
  12. Verfahren nach Anspruch 11, dadurch gekennzeichnet, daß der Kantenstreifen (4) an seinen beiden Enden durch zwei Endplatten oder Endrahmen auf die Ladung (1) geklemmt wird.
  13. Verfahren nach einem der Ansprüche 1, 8 oder 12, dadurch gekennzeichnet, daß wenigstens teilweise zumindest gewisse Flächen der Ladung (1) und des Kantenstreifens (4), der in Position gehalten wird, mit einer Verpackungsfolie (2) bedeckt werde, die auf die Ladung (1), den Kantenstreifen (4) und möglichen Organe zum Halten derselben - Band, Kleber, Klammer, Klemme, Verbindungsteil, umgelegter Rand von Endplatte oder Endrahmen - aufgebracht wird.
  14. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß ein Kantenschutzstreifen (4) verwendet wird, der im wesentlichen die Länge der entsprechenden Kante (3) der Ladung (1) aufweist.
  15. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß Kantenschutzstreifen (4) auf die vier im wesentlichen parallelen Seitenkanten (3) der Ladung (1) gelegt werden.
  16. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die zu verpackende Ladung (1) eine palettierte Ladung ist.
  17. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß während der Förderung eines Kantenschutzstreifens (4) vom Magazin (15) bis zu der entsprechenden Kante (3) der Ladung (1) mittels der Vorrichtung (14) mit derselben Vorrichtung (14) ihre relative Drehung von ungefähr 180° in bezug auf ihre allgemeine Längsrichtung gewährleistet wird.
  18. Verfahren nach Anspruch 13, dadurch gekennzeichnet, daß die Ladung (1) und der Kantenstreifen (4) durch Umwicklung mit einer Verpackungsbandfolie (2) bedeckt werden, die von einem Folienwickel (9) stammt, und daß zu diesem Zweck hintereinander ein freier Anfangsendteil dieses Folienbandes (2) an der Ladung (1) oder einem Verpackungselement derselben, oder einem Kantenstreifen (4) oder einem Organ zum Halten desselben angebracht wird, daß eine relative Verlagerung der Ladung (1) und des Folienwickels (9) ausgeführt wird, so daß sich die Achse des Folienwickels (9) um die Umwicklungsachse der Ladung (1) dreht, daß das Folienband (2) nach vollendeter Umwicklung quer abgeschnitten wird und daß ein freies Ende dieses Folienbandes (2) mit der bereits umwickelten Folie oder der Ladung (1) oder einem Verpackungselement derselben oder einem Kantenstreifen (4) oder einem Organ zum Halten desselben verbunden wird.
  19. Verfahren nach Anspruch 13, dadurch gekennzeichnet, daß die Ladung (1) und der Kantenstreifen (4) durch einen Haubenüberzug (2) bedeckt werden, der von einem Wickel mit einer flachgelegten Haube stammt, und daß zu diesem Zweck zuerst die Haube geöffnet und sodann quer auf die gewünschte Länge abgeschnitten wird.
  20. Verfahren nach Anspruch 13, dadurch gekennzeichnet, daß eine dehnbare Folie (2) verwendet wird.
  21. Verfahren nach Anspruch 13, dadurch gekennzeichnet, daß eine dehnbare Folie (2) verwendet wird, die, bevor sie auf die Ladung (1) gelegt und aufgebracht wird, vorgedehnt wird.
  22. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß von vorgeformten Kantenstreifen (4) ausgegangen wird, daß diese im wesentlichen in diesem vorgeformten Zustand erfaßt, verschoben, angebracht und gehalten werden.
  23. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß von flachen Kantenstreifen (4) ausgegangen wird, daß diese in diesem flachen Zustand erfaßt und verschoben werden, und daß den Kantenstreifen durch Verformung an Ort und Stelle auf der entsprechenden Kante (3) der Ladung (1) die gewünschte Konfiguration verliehen wird.
  24. Verfahren nach Anspruch 23, dadurch gekennzeichnet, daß, um einem Kantenstreifen (4) seine Form zu verleihen, dieser nur in der Nähe seiner Längsränder (23) erfaßt wird und zwischen diesen an eine vorspringende Kante (3) der Ladung (1) aufgelegt wird.
  25. Vorrichtung zum Greifen, Fördern, Ablegen und Halten eines Kantenschutzstreifens (4) an der Kante (3) einer Ladung (1) durch den Einsatz des erfindungsgemäßen Verfahrens nach Anspruch 1, bestehend aus:
    - einem Gestell (18);
    - einem Kantenstreifenmagazin (15), in dem die Kantenstreifen (4) mit ihren Oberseiten zur Ausgabeöffnung (19) des Magazins (15) hin gerichtet gelagert sind;
    - einem Stützarm (20), der von dem Gestell (18) getragen wird und darauf montiert ist, so daß er zwischen einer Greifposition und einer Ablege- und Halteposition beweglich ist;
    - ersten Mitteln (21), wie beispielsweise einem Zylinder, der auf den Stützarm (20) einwirkt, um diesen zwischen seinen beiden Endpositionen anzutreiben und zu arretieren;
    - Mitteln (22) zum Greifen und Halten eines Kantenstreifens (4) an seiner Oberseite, die von dem Stützarm (20) getragen werden und sich entweder im aktiven oder im inaktiven Zustand befinden, wie beispielsweise ein Saugnapf (27);
    - speziellen Mitteln zur Steuerung der Mittel (22), die den Übergang von einem Zustand in den anderen und das vorübergehende Halten des einen oder anderen Zustandes ermöglichen;
    - allgemeinen Steuermitteln, die die Koordination der ersten Antriebsmittel (21) und der speziellen Steuermittel gewährleisten, wobei der Stützarm (20) die Mittel (22) zum Greifen und Halten an seinem zweiten Endteil (26) trägt, wobei die ersten Antriebsmittel (21) das Schwenken des Stützarms (20) zwischen seinen beiden Endpositionen gewährleistet, die in Umfangsrichtung um einen Bruchteil einer Umdrehung entfernt sind, und wobei die Mittel zum Greifen und Halten (22), wie beispielsweise ein Saugnapf (27), in der Greifposition des Stützarms (20) im wesentlichen in der Ausgabeöffnung (19) des Magazins (15) angeordnet sind, dadurch gekennzeichnet, daß der Stützarm (20) mit seinem ersten Endteil auf dem Gestell (18) um eine im wesentlichen vertikale Gelenkachse (25) schwenkbar montiert ist, daß dieses Schwenken des Stützarmes (20) zwischen seinen beiden Endpositionen ungefähr eine Achteldrehung ausmacht, und daß die Vorrichtung zum Greifen, Fördern, Ablegen und Halten ferner Mittel (41) umfaßt, die einerseits ständig einen Kantenstreifen der Ausgabeöffnung (19) des Magazins (15) zuführen können, unabhängig vom Befüllungsstand des Magazins (15), und andererseits zumindest auf den in dieser Öffnung (19) befindlichen Kantenstreifen eine Kraft ausüben können, die dazu neigt, sie daran zu hindern, weiter in das Magazin (15) zurückzugleiten.
  26. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die Mittel zum Greifen und Halten (22) zumindest zwei Saugnäpfe (27) umfassen, die sich in der Greifposition des Stützarmes (20) in der Nähe der Längsränder (19b) der Ausgabeöffnung (19) des Magazins (15) befinden.
  27. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die Mittel zum Greifen und Halten (22) zumindest ein Formgebungsorgan (28) zur Verleihung einer allgemeinen Kantenstreifenform umfassen.
  28. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die Mittel zum Greifen und Halten (22) auf dem Stützarm (20) zwischen zwei relativen Endpositionen verschiebbar angeordnet sind, nämlich einer Greifposition und einer Ablegeposition; wobei zweite Antriebsmittel (29) der Mittel zum Greifen und Halten (22) deren Verlagerung zwischen ihren Endpositionen und die Arretierung in diesen gewährleisten; wobei die allgemeinen Steuermittel deren Koordination mit den ersten Antriebsmitteln und den speziellen Steuermitteln gewährleisten.
  29. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die Mittel zum Greifen und Halten (22) auf dem Stützarm (20) schwenkbar um eine im wesentlichen zu der allgemeinen Längsrichtung (19a) der Ausgabeöffnung (19) des Magazins (15) parallelen Achse (30) montiert sind; wobei die zweiten Antriebsmittel (29), wie beispielsweise mit Zylinder (31), das Schwenken dieser Mittel (22) zwischen ihren beiden Endpositionen gewährleisten, die winkelmäßig um den Bruchteil einer Umdrehung, insbesondere um ungefähr eine halbe Drehung, beabstandet sind.
  30. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die Mittel zum Greifen und Halten (22) ein Stützprofil (35) umfassen, das im wesentlichen parallel zur allgemeinen Längsrichtung (19b) der Ausgabeöffnung (19) des Magazins (15) verläuft, entlang dem mehrere Paare von Saugnapf(27)-Formgebungs-Einheiten (28) angeordnet sind.
  31. Vorrichtung nach Anspruch 30, dadurch gekennzeichnet, daß das Stützprofil (35) drehbar auf dem Stützarm (20) montiert ist.
  32. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß diese Mittel (41) eine Platte (42) zur hinteren Abstützung der Kantenstreifen umfassen, die quer gleitbar ist und zu der Ausgabeöffnung des Magazins durch ein entsprechendes Organ (43), wie beispielsweise eine Fördereinrichtung (44) zur Abstützung der Kantenstreifen des Magazins (15), hingeführt wird.
  33. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß das Gestell (18) in seiner Gesamtheit verschiebbar und in der Position arretierbar montiert ist, die für die Einstellung der Vorrichtung in Abhängigkeit von den Abmessungen der betreffenden Ladung (1) erforderlich ist, mit Hilfe von beweglichen Stützmitteln (46), insbesondere Rollen, und Antriebsmitteln (47), insbesondere Zylindern, in Abhängigkeit der Steuermittel der Vorrichtung.
  34. Vorrichtung nach Anspruch 33, dadurch gekennzeichnet, daß das Gestell (18) in eine im wesentlichen zur Längsrichtung (19a) der Ausgabeöffnung (19) des Magazins (15) orthogonale Richtung verschiebbar montiert ist.
  35. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die Mittel zum Greifen und Halten (22) auf dem Stützarm (20) entlang eines Weges verschiebbar montiert sind, welcher je nach Einstellung der Vorrichtung in Abhängigkeit von den Abmessungen der betreffenden Ladung (1) in Abhängigkeit der Steuermittel der Vorrichtung einstellbar ist.
  36. Vorrichtung nach Anspruch 25, dadurch gekennzeichnet, daß die ersten Antriebsmittel (21) einstellbar angeordnet sind, was den Weg des Stützarmes (20) zwischen seinen beiden Endpositionen betrifft, unter der Abhängigkeit der Steuermittel der Vorrichtung, im Hinblick auf die Einstellung der Vorrichtung (14) in Abhängigkeit von den Abmessungen der Ladung (1).
  37. Vorrichtung zum Greifen, Fördern, Ablegen und Halten eines Kantenschutzstreifens (4) auf der Kante (3) einer Ladung (1) nach Anspruch 25, bestehend aus einer Vorrichtung zum Zuführen und Ablegen (51) einer Endplatte oder eines Endrahmens (52) mit Umschlagkante (53), dadurch gekennzeichnet, daß sie besteht aus:
    - einem Gestell (58);
    - zumindest einem Magazin (59) für die Platten oder Rahmen (51);
    - Mitteln zum Greifen (60) einer Platte oder eines Rahmens (52), die sich im aktiven oder inaktiven Zustand befinden;
    - Stützmitteln (61), Greifmitteln (60);
    - Antriebsmitteln (62), Stützmitteln (61) zwischen einem Greifpunkt, an dem sich die Greifmittel in oder in der Nähe der Überlastöffnung (63) des Magazins (59) befinden, und einem Ablegepunkt, an dem sich die Greifmittel in oder in der Nähe der Zone befinden, in der die Platte oder der Rahmen (52) auf der Ladung (1) sein muß;
    - Steuermitteln, die die Funktion der Greif- (60) und Antriebsmittel (62) koordinieren.
  38. Vorrichtung nach Anspruch 37, dadurch gekennzeichnet, daß ein Magazin (59) derart angeordnet ist, daß es eine Übereinanderstapelung der horizontal angeordneten Platten oder Rahmen (52) ermöglicht, da sich die Ausgabeöffnung (63) oberhalb befindet.
  39. Vorrichtung nach Anspruch 37, dadurch gekennzeichnet, daß das Magazin (59) eine gemeinsame Öffnung zur Ausgabe (63) und Nachfüllung von Platten oder Rahmen umfaßt.
  40. Vorrichtung nach Anspruch 37, dadurch gekennzeichnet, daß die Greifmittel (60) Unterdrucksaugnäpfe sind.
  41. Vorrichtung nach Anspruch 37, dadurch gekennzeichnet, daß die Antriebsmittel (62) derart angeordnet sind, daß sie ein zweifaches vertikales bzw. horizontales Gleiten für einerseits die Tätigkeit des Greifens und Ablegens bzw. andererseits die Tätigkeit der Überführung von einem Punkt zu einem anderen gewährleisten.
  42. Vorrichtung nach einem der Ansprüche 37 bis 41, dadurch gekennzeichnet, daß das Gestell (58) zum Teil der Verpackungsmaschine gemein ist, ohne mit den beweglichen Organen derselben zu interferieren, und insbesondere darüber und nach außen hin angeordnet ist; daß das Magazin (59) horizontal neben der Verpackungsmaschine angeordnet ist.
  43. Vorrichtung nach einem der Ansprüche 37 bis 42, dadurch gekennzeichnet, daß sie mehrere Magazine (59) und Mittel umfaßt, die eine relative Verlagerung der Magazine (59) und der Stützmittel (61) gewährleisten.
  44. Vorrichtung nach einem der Ansprüche 37 bis 43, dadurch gekennzeichnet, daß ein Magazin (59) eine Vorrichtung (64) umfaßt, die ein konstantes Greifniveau in dem Magazin (59) unabhängig von dessen Befüllungsstand gewährleistet, wie beispielsweise ein Hubtisch.
  45. Vorrichtung zum Greifen, Fördern, Ablegen und Halten eines Kantenschutzstreifens (4) auf der Kante (3) einer Ladung (1) nach Anspruch 25, bestehend aus einer Vorrichtung (54) zum Umlegen einer Umschlagkante (53) einer Endplatte oder eines Endrahmens (52), dadurch gekennzeichnet, daß sie umfaßt:
    - ein Gestell (65);
    - zumindest ein Organ (66) zum Verlagern der Umschlagkante, das von dem Gestell zwischen einer inaktiven Position, in der die Umschlagkante (53) im wesentlichen koplanar mit der Platte oder dem Rahmen angebracht werden kann, und einer aktiven Position beweglich getragen wird, in der die Umschlagkante (53) im wesentlichen orthogonal zur Platte oder zu dem Rahmen angebracht wird;
    - Mittel (67) für den Antrieb des beweglichen Organs (66) zwischen seinen beiden Positionen.
  46. Vorrichtung nach Anspruch 45, dadurch gekennzeichnet, daß sie eine getrennte Struktureinheit bildet.
  47. Vorrichtung nach Anspruch 45, dadurch gekennzeichnet, daß sie in eine Vorrichtung zum Zuführen und Ablegen (51) nach einem der Ansprüche 54 bis 61 integriert ist, wobei das Gestell (65) in die Stützmittel (61) in der allgemeinen Form einer Platte integriert ist, an deren Umfang zumindest ein Organ (66) angeordnet ist, wobei die Antriebsmittel (67) von der Platte (65) getragen werden und die Steuermittel die Koordination der Bewegungen, auch jene des Organs (66), gewährleisten.
  48. Vorrichtung nach Anspruch 47, dadurch gekennzeichnet, daß sich das Organ (66) in Form eines Zapfens darstellt, der drehbar auf der Gestellplatte (65) entlang eines ihrer Ränder montiert ist, wobei der Zapfen (66) in der inaktiven Position im wesentlichen koplanar mit der Gestellplatte (65) und nach außen gerichtet ist und in der aktiven Position im wesentlichen zu der Gestellplatte (65) orthogonal und zum Greifmittel hin gerichtet ist.
  49. Vorrichtung nach Anspruch 45, dadurch gekennzeichnet, daß sie in eine Außenverpackungsmaschine integriert ist, indem sie frei drehbar von einer Achse (48) derselben, die zu jener (11) des Tisches (8) koaxial ist, getragen wird, wobei diese Achse (48) selbst von einem Träger (49) getragen wird, der gleitbar auf einer Säule (50) montiert ist.
  50. Vorrichtung nach Anspruch 45, dadurch gekennzeichnet, daß sie in einen Tisch (8) einer Verpackungsmaschine, der mit einer Durchgangsöffnung (68) versehen ist, integriert ist.
  51. Verpackungsmaschine, um zumindest einen Kantenschutzstreifen (4) auf einer Kante (3) einer Ladung (1) starr und dauerhaft zu befestigen, dadurch gekennzeichnet, daß sie zumindest eine Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten eines Kantenstreifens (4) nach einem der Ansprüche 25 bis 44 und zumindest eine Vorrichtung umfaßt, um eine starre dauerhafte Verbindung des auf der Ladung (1) durch diese Vorrichtung (14) abgelegten und gehaltenen Kantenstreifens (4) mit der Ladung (1) oder einem Verpackungselement derselben zu gewährleisten, wobei die beiden Vorrichtungen auf koordinierte Art und Weise funktionieren.
  52. Verpackungsmaschine nach Anspruch 51, dadurch gekennzeichnet, daß die Vorrichtung zur Gewährleistung einer starren dauerhaften Verbindung des auf der Ladung (1) abgelegten und gehaltenen Kantenstreifens (4) mit dieser oder einem Verpackungselement derselben aus der Gruppe ausgewählt wird, die umfaßt: eine Vorrichtung, um die Ladung (1) und den Kantenstreifen (4) mit einem Band zu umgeben und dieses darauf aufzubringen; eine Vorrichtung zum Kleben, Schweißen, Anklammern, Anklemmen, Verbinden des Kantenstreifens (4) auf der Ladung (1) oder einem Verpackungselement derselben; eine Vorrichtung zum Umlegen des Randes einer Endplatte bzw. eines Endrahmens, wodurch der Kantenstreifen eingeklemmt wird; eine Maschine zur Außenverpackung der palettierten Ladung, wobei die Außenverpackungsfolie zumindest die Funktion des Haltens des Kantenstreifens (4) sichert.
  53. Verpackungsmaschine nach einem der Ansprüche 51, 52, dadurch gekennzeichnet, daß an sie funktionsmäßig im Nachlaufbereich eine Maschine zur Außenverpackung der Ladung mit dem starr und dauerhaft befestigten Kantenstreifen angeschlossen ist, deren wesentliche Funktion die Außenverpackung der Ladung ist.
  54. Verpackungsmaschine nach Anspruch 53, dadurch gekennzeichnet, daß die Maschine zur Außenverpackung der Ladung, deren wesentliche Funktion in der Außenverpackung derselben besteht, aus der Gruppe ausgewählt wird, die umfaßt: die Vorhangmaschinen, die Umreifungsmaschinen, die Überzugsmaschinen.
  55. Verpackungsmaschine nach Anspruch 51, dadurch gekennzeichnet, daß an sie funktionsmäßig zumindest eine Vorrichtung (51) zum Zuführen und Ablegen einer Endplatte bzw. eines Endrahmens (52) mit umlegbarem Rand oder Umschlagkante (53) angeschlossen ist.
  56. Verpackungsmaschine nach einem der Ansprüche 51, 52 oder 55, dadurch gekennzeichnet, daß die Vorrichtungen (14) zum Zuführen oder Ablegen (51) einer Endplatte bzw. eines Endrahmens (52), (54) zum Umlegen des Randes oder der Umschlagkante (53) derselben (desselben) funktionsmäßig in einer Aufeinanderfolge verbunden sind, die aus der Gruppe ausgewählt wird, die folgende Aufeinanderfolgen umfaßt: die Vorrichtung (51) zum Ablegen einer Endplatte bzw. eines Endrahmens (52) wird zuerst eingesetzt, sodann die Vorrichtung (54) zum Umlegen des Randes (53), schließlich die Vorrichtung (14), wobei der Kantenstreifen (4) nun außerhalb des umgelegten Randes (53) angeordnet wird; die Vorrichtung (14) und die Vorrichtung (51) zum Ablegen einer Platte bzw. eines Rahmens (52) werden zuerst eingesetzt, sodann die Vorrichtung (54) zum Umlegen des Randes (53), wobei der Kantenstreifen (4) nun innerhalb des umgelegten Randes (3) angeordnet wird.
  57. Verpackungsmaschine nach Anspruch 51, dadurch gekennzeichnet, daß die Außenverpackungsmaschine, die zumindest die Funktion des Haltens des Kantenstreifens (4) sichert, aus der Gruppe ausgewählt wird, die umfaßt: die Vorhangmaschinen, die Umreifungsmaschinen, die Überzugsmaschinen.
  58. Verpackungsmaschine nach einem der Ansprüche 51 bis 53, dadurch gekennzeichnet, daß dieselbe Außenverpakkungsmaschine sowohl die Funktion des Haltens des Kantenstreifens als auch jene der eigentlichen Außenverpackung der Ladung gewährleistet.
  59. Verpackungsmaschine nach Anspruch 58, dadurch gekennzeichnet, daß die Vorrichtung (14) und die Vorrichtung zur Gewährleistung einer starren Verbindung strukturell getrennt sind.
  60. Verpackungsmaschine nach Anspruch 59, dadurch gekennzeichnet, daß die Vorrichtung (14) und die Vorrichtung zur Gewährleistung einer starren Verbindung strukturell zumindest teilweise gleich sind.
  61. Maschine zum Verpacken einer Ladung (1), bestehend aus zumindest einem starren Kantenschutzstreifen (4) auf zumindest einer Kante (3) der Ladung (1), wobei eine Verpackungsfolie (2) die Ladung umgibt und auf sie aufgebracht wird, dadurch gekennzeichnet, daß sie umfaßt:
    - Mittel zur Abstützung (8) der Ladung;
    - Mittel zur Zuführung (9) der Verpackungsfolie;
    - bewegliche Mittel (10), um die Bedeckung einer von den Stützmitteln (8) getragenen Ladung (1) mit der Folie (2), die von den Zuführmitteln (9) kommt, zu ermöglichen;
    - und zumindest eine Vorrichtung zum Greifen, Fördern, Ablegen und Halten (14) eines Kantenschutzstreifens (4) nach einem der Ansprüche 25 bis 36.
  62. Verpackungsmaschine nach Anspruch 61, dadurch gekennzeichnet, daß sie eine Mehrzahl von Vorrichtungen zum Greifen, Fördern, Ablegen und Halten (14) von im wesentlichen untereinander ähnlichen Kantenschutzstreifen (4) für eine selbe Mehrzahl von Kanten (3) der zu verpakkenden Ladung (1) umfaßt.
  63. Verpackungsmaschine nach Anspruch 62, dadurch gekennzeichnet, daß die allgemeinen Längsrichtungen (19b) der Öffnungen der Magazine (15) der Vorrichtungen zum Greifen, Fördern, Ablegen und Halten (14) im wesentlichen untereinander parallel sind; daß sich ihre Stützarme (20) im wesentlichen in einer selben gemeinsamen Ebene befinden und die Vorrichtungen (14) um eine an die Stützmittel (8) angrenzende Zone, in der sich die Ladung (1) befindet, verteilt sind; und daß die allgemeinen Steuermittel den Synchronbetrieb der Mehrzahl von Vorrichtungen (14) gewährleisten, wobei die Mehrzahl der Mittel zum Greifen und Halten (22) in den Greifpositionen einerseits und in den Ablege- und Haltepositionen andererseits voneinander am weitesten entfernt bzw. einander am nächsten sind.
  64. Verpackungsmaschine nach einem der Ansprüche 61 bis 63, dadurch gekennzeichnet, daß das Mittel (8) zur Abstützung der Ladung ein Tisch mit im wesentlichen vertikaler Achse ist; daß die beweglichen Mittel (10), um die Bedeckung einer Ladung (1) mit der Folie (2) zu gewährleisten, Mittel zur Gewährleistung einer relativen Drehung des Tisches um seine Achse in bezug auf die Achse des Folienwickels umfassen; und daß eine Vorrichtung (14) zum Greifen, Fördern, Ablegen und Halten ein Magazin (15) allgemeiner vertikaler Längsrichtung (19a) umfaßt, dessen unteres Ende (40) im wesentlichen mit dem Tisch (8) koplanar ist.
  65. Verpackungsmaschine nach Anspruch 64, dadurch gekennzeichnet, daß sie vier Vorrichtungen zum Greifen, Fördern, Ablegen und Halten (14) umfaßt.
  66. Verpackungsmaschine nach einem der Ansprüche 64, 65, dadurch gekennzeichnet, daß der Tisch (8) unbeweglich ist; daß die Mittel zur Zuführung (9) einer Verpackungsfolie und zur Bedeckung der Ladung mit dieser Folie einen Kranz (12) umfassen, der einen Folienwickel trägt und im wesentlichen zu dem Tisch (8) koaxial ist und vertikal entlang der Achse zwischen einer unteren Position nahe der Ebene des Tisches (8) und einer oberen entfernten Position gleitbar ist, wobei Mittel zur Abstützung des Folienwickels einen selben Bewegungsweg für den Folienwickel beschreiben und gewährleisten, wobei der Kranz (12) einen Bewegungsweg für die Vertikalachse eines Folienbandwickels definiert; daß die Vorrichtungen (14) zum Greifen, Fördern, Ablegen und Halten im wesentlichen außerhalb und nahe des Kranzes (12) und seines Verschiebeweges angeordnet sind.
  67. Verpackungsmaschine nach einem der Ansprüche 64, 65, dadurch gekennzeichnet, daß der Tisch (8) derart montiert ist, daß er sich um seine Achse (11) drehen kann; daß die Mittel zur Zuführung (9) der Folie zum Verpacken und Abdecken der Ladung mit der Folie einen Wagen umfassen, der von einer im allgemeinen vertikal gleitenden Säule (50) getragen wird; daß diese Maschine auch eine Vorrichtung (54) zum Umlegen eines Randes oder einer Umschlagkante (53) einer Endplatte oder eines Endrahmens (52, 52b) umfaßt, die frei drehbar von einer Achse (48) getragen wird, die zu der Achse (11), die von einem Träger (49) getragen wird, der gleitbar von der Säule (50) getragen wird, koaxial ist.
EP91920169A 1990-11-09 1991-11-07 Verfahren, maschine und einrichtung zum verpacken einer mit einem kantenschutzstreifen versehenen ladung, vorrichtung zum ergreifen, fördern, ablegen und halten eines dergleichen streifens Expired - Lifetime EP0510159B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9013928 1990-11-09
FR9013928A FR2669002B1 (fr) 1990-11-09 1990-11-09 Procede, machine et installation d'emballage d'une charge pourvue au moins une corniere de protection d'arete; dispositif de saisie, deplacement, depot et maintien d'une telle corniere.
PCT/FR1991/000869 WO1992008644A1 (fr) 1990-11-09 1991-11-07 Procede, machine et installation d'emballage d'une charge pourvue au moins d'une corniere de protection d'arete; dispositif de saisie, deplacement, depot et maintien d'une telle corniere

Publications (2)

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EP0510159A1 EP0510159A1 (de) 1992-10-28
EP0510159B1 true EP0510159B1 (de) 1996-09-11

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US (1) US5564254A (de)
EP (1) EP0510159B1 (de)
DE (1) DE69122080T2 (de)
ES (1) ES2094827T3 (de)
FR (1) FR2669002B1 (de)
WO (1) WO1992008644A1 (de)

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Publication number Publication date
DE69122080T2 (de) 1997-02-20
FR2669002B1 (fr) 1994-10-28
EP0510159A1 (de) 1992-10-28
US5564254A (en) 1996-10-15
WO1992008644A1 (fr) 1992-05-29
DE69122080D1 (de) 1996-10-17
ES2094827T3 (es) 1997-02-01
FR2669002A1 (fr) 1992-05-15

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