DE03710077T1

DE03710077T1 - Wrapping

Info

Publication number: DE03710077T1
Application number: DE03710077T
Authority: DE
Inventors: Fabio Frabetti; Luca Baraldi; Flavio Giovannini
Original assignee: Sacmi Packaging SpA
Current assignee: Sacmi Packaging SpA
Priority date: 2002-04-03
Filing date: 2003-04-02
Publication date: 2005-08-18
Also published as: ATE350279T1; EP1494924A1; WO2003082675A1; DE60310904T2; US20050102972A1; DE60310904D1; EP1494924B1; ITBO20020174A0; ITBO20020174A1; AU2003214500A1

Abstract

Einhüllmaschine zum Umhüllen von Schokoladeartikeln und ähnlichen Produkten (100) mit einem Einhüllmaterial (101), welche umfasst: eine Abwickel- und Schneidgruppe (6) und eine Zuführgruppe (10) zum Beaufschlagen einer Elevatorgruppe (5) mit einem Einhüllmaterial-Abschnitt (101) bzw. einem entsprechenden Produkt (100), die einander zugeordnet von der Elevatorgruppe (5) an einen Einhüllkopf (2) abgegeben werden, um einer Faltgruppe (3) zugeordnet und zu einer Auslassgruppe (7) des umhüllten Produktes (100) übertragen zu werden; wobei die Maschine (1) dadurch gekennzeichnet ist, dass:
– der Einhüllkopf (2) radial und winkelmäßig gleich beabstandet mindestens acht Greifermittel (4) für das Produkt (100) hat, welche dem Einhüllmaterial-Abschnitt (101) zugeordnet sind;
– die Faltgruppe (3) mehrere Faltmodule, und zwar mindestens ein erstes (31), zweites (32) und drittes (33), umfasst, die um den Einhüllkopf (2) herum angeordnet und zum Falten des Einhüllmaterial-Abschnittes (101) um das Produkt (100) ausgebildet sind;
– die Faltgruppe (3) mindestens drei Aufnahmen, und zwar eine...A wrapping machine for wrapping chocolate articles and similar products (100) with a wrapping material (101), comprising: an unwinding and cutting group (6) and a feed group (10) for impinging an elevator group (5) with a wrapping material section (101) or a corresponding product (100), associated with each other from the elevator group (5), are delivered to a wrapping head (2) to be associated with a folding group (3) and transferred to an outlet group (7) of the wrapped product (100) ; the machine (1) being characterized in that:
- The wrapping head (2) radially and angularly equidistant at least eight gripper means (4) for the product (100), which are associated with the Einhüllmaterial section (101);
- The folding group (3) a plurality of folding modules, at least a first (31), second (32) and third (33), which arranged around the wrapping head (2) around and for folding the wrapping material section (101) to the product (100) is formed;
- The Faltgruppe (3) at least three shots, and a ...

Claims

Wrapping machine for wrapping chocolate articles and similar products ( 100 ) with a wrapping material ( 101 ), which comprises: an unwinding and cutting group ( 6 ) and a feed group ( 10 ) for applying an elevator group ( 5 ) with a wrapping material section ( 101 ) or a corresponding product ( 100 ) associated with each other by the elevator group ( 5 ) to a wrapping head ( 2 ) are handed over to a folding group ( 3 ) and to an outlet group ( 7 ) of the wrapped product ( 100 ) to be transmitted; the machine ( 1 ) characterized in that: - the wrapping head ( 2 ) radially and angularly equidistantly spaced at least eight gripper means ( 4 ) for the product ( 100 ), which corresponds to the wrapping material section ( 101 ) assigned; - the folding group ( 3 ) a plurality of folding modules, at least a first ( 31 ), second ( 32 ) and third ( 33 ), which surround the wrapping head ( 2 ) and for folding the wrapping material section ( 101 ) around the product ( 100 ) are formed; - the folding group ( 3 ) at least three recordings, a first (45), a second ( 46 ) and a third ( 47 ), which surround the wrapping head ( 2 ) around alternately and detachably at least one of the folding modules ( 31 . 32 . 33 ); wherein one folding module or several folding modules ( 31 . 32 . 33 ) are independently operable to different wrapping methods of Einhüllmaterials ( 101 ) execute; by positioning at least one folding module ( 31 . 32 . 33 ), with one of the shots ( 45 . 46 . 47 ), a predetermined transfer orientation of the wrapped product ( 100 ) in the direction of the outlet group ( 7 ) is adjustable.

Machine according to claim 1, characterized in that the first folding module ( 31 ) first folding means ( 40 ), which in a tangential direction with respect to the wrapping head ( 2 ) and for folding a lower edge of the wrapping material section ( 101 ) are formed with the double-twist folding method.

Machine according to claim 1, characterized in that the first folding module ( 31 ) two second folding means ( 41 ), which face each other and in the tangential direction with respect to the wrapping head ( 2 ) to form side edges of the wrapping material section ( 101 ) using the portfolio envelope wrapping method.

Machine according to claim 1, characterized in that the second folding module ( 32 ) third folding means ( 42 ) and fourth folding means ( 43 ), which are movable and for performing orthogonal and opposite folds of edges of the wrapping material section (FIG. 101 ) are formed with the portfolio turnover or fancy or bunch wrapping method.

Machine according to claim 1, characterized in that the third folding module ( 33 ) several closing fingers ( 44 ) for closing the wrapping material ( 101 ) according to a double-twist wrapping method.

Machine according to claim 1, characterized in that it comprises first fixed folding means ( 80 ), which at least between the elevator group ( 5 ) and the wrapping head ( 2 ) are arranged around edges of the wrapping material ( 101 ) while the elevator group ( 5 ) the product ( 100 ) emotional.

Machine according to claim 1, characterized in that it comprises second fixed folding means ( 81 ) which surround the wrapping head ( 2 ) around edges of the wrapping material ( 101 ) when the wrapping head ( 2 ) the corresponding product ( 100 ) emotional.

Machine according to claim 1, characterized in that the first receptacle ( 45 ) approximately at the third folding module ( 32 ) adjoins; the second recording ( 46 ) is in a position almost symmetrical to the first receptacle ( 45 ) with respect to a through the axis of rotation of the wrapping head ( 2 ) is vertical plane; the third recording ( 47 ) between the first recording ( 45 ) and the second recording ( 46 ) and to which through the axis of rotation of the wrapping head ( 2 ) extending vertical plane is approximately aligned.

Machine according to claim 1, characterized in that the third folding module ( 33 ) with the first shot ( 45 ) and the product outlet group ( 7 ) Discharge means ( 35 ) by each of the wrapping head ( 2 ) wrapped product ( 100 ) and to means of transport ( 36 ) to transfer the products ( 100 ) in a direction of movement parallel to the direction of movement of the wrapping material ( 101 ) in the unwinding and cutting group ( 6 ) order to move outward.

Machine according to claim 9, characterized in that the means of transport ( 36 ) starting from the discharge means ( 35 ) in the same or opposite direction with respect to the direction of entry of the products ( 100 ) into the feed group ( 10 ).

Machine according to claim 1, characterized in that the third folding module ( 33 ) with the second recording ( 46 ) or the third recording ( 47 ) and the outlet group ( 7 ) Slip agent ( 38 ) for mass distribution of products ( 100 ).

Machine according to claim 1, characterized in that the product feed group ( 10 ) comprises: - a first band means ( 13 ) with a continuous forward motion, which comprises several products ( 100 ), aligned and arranged, supported and moved in a single line with mutual contact; A second band means ( 14 ) which is aligned and downstream of the first band means ( 13 ), has an alternating forward movement and holding means ( 15 ) of the product ( 100 ) assigned; - a rotating positioning wheel ( 9 ), the second band means ( 14 ) downstream of the holding means ( 15 ) and at the same angular distance several forceps means ( 11 ) for grasping the product ( 100 ) Has; wherein the second band means ( 14 ) the mutually spaced products ( 100 ) from a detection point (A) at which the second band means (A) 14 ) the product ( 100 ) of the first tape means ( 13 ) receives, by movement points (M), where the holding means ( 15 ) of each product ( 100 ) on the second belt means ( 14 ), moved to a transfer point (T) at which the second strip means ( 14 ) is motionless and the products no longer fixed to it ( 100 ) of a pair of pliers ( 11 ) of the positioning wheel ( 9 ) which detects the product ( 100 ) moves in a circular movement from the transfer point (T) to a release point (R), at which the wheel ( 9 ) is motionless and the pliers ( 11 ) is opened to the product ( 100 ) to the elevator group ( 5 ) transferred to.

Machine according to claim 12, characterized in that it comprises a third band means ( 16 ) associated with the first band means ( 13 ) and located upstream of it, having a continuous forward movement.

Machine according to claim 13, characterized in that the first band means ( 13 ) has a translation speed which is less than the speed of the third band means ( 16 ) and greater than the average translation speed of the second tape means ( 14 ).

Machine according to claim 12, characterized in that the holding means ( 15 ) at least one air suction means ( 17 ), which is protected by conduction means ( 19 ) with at least one opening ( 18 ) of the second belt means ( 14 ) is connected to each product ( 100 ) obtained from the second belt means ( 14 ) is maintained by suction.

Machine according to claim 15, characterized in that the suction means ( 17 ) consist of a vacuum pump or a Saugzuggebläse.

Machine according to claim 15, characterized in that the opening ( 18 ) comprises a plurality of through-holes, which on the second band means ( 14 ) are formed.

Machine according to claim 15, characterized in that the second belt means ( 14 ) from several conveyor belts ( 22 ), which are spaced parallel and transversely by a longitudinal slot, the at least one opening ( 18 ).

Machine according to claim 15, characterized in that the conduit means ( 19 ) a suction mouth ( 23 ) which has an elongated shape and with the opening ( 18 ) is in flow communication.

Machine according to claim 19, characterized in that the conduit means ( 19 ) comprise at least one inner conduit which, starting from the suction mouth ( 23 ) to the connection with the suction means ( 17 ) has a divergent shape.

Machine according to claim 12, characterized in that the feeding group ( 10 ) at least one first sensor means ( 20 ) and a second sensor means ( 25 ) of optical or inductive or capacitive type used to detect the presence of products ( 100 ) corresponding to the first band means ( 13 ) or the second band means ( 14 ) are formed.

Machine according to claim 12, characterized in that the second band means ( 14 ) by a brushless electric motor ( 21 ), which is controlled in position, speed and acceleration, is rotationally driven.

Machine according to claims 12 and 13, characterized in that the first band means ( 13 ) and third band means ( 16 ) by at least one corresponding ratio engine ( 24 ) are driven in rotation.

Machine according to claim 12, characterized in that the positioning wheel ( 9 ) at least four forceps means ( 11 ), which are arranged at a mutual distance of 90 ° and on the positioning wheel ( 9 ) with a nearly tangential arrangement with respect to one in the positioning wheel ( 9 ) Enrolled scope are fixed.

Machine according to claim 12, characterized in that the positioning wheel ( 9 ) a first pillar ( 61 ) attached to the machine ( 1 ) and a second pillar ( 62 ) and a third pillar ( 63 ) which are coaxial therewith and rotate independently on a vertical axis.

Machine according to claims 24 and 25, characterized in that each forceps means ( 11 ) by a support plate ( 68 ) at the third pillar ( 63 ) and a pair of movable arms ( 12 ) which rotate symmetrically between a closed position (C) in which the arms ( 12 ) the smallest mutual distance for capturing a product ( 100 ) and an open position (D) in which they have the greatest mutual distance to release the product ( 100 ) to have.

Machine according to claim 26, characterized in that each forceps means ( 11 ) Transmission means ( 65 ), which are provided with tax 64 ) of the second pillar ( 62 ), the latter being used to open and close the movable arms ( 12 ) of each forceps agent ( 11 ) by rotation of the second column ( 62 ) are formed.

Machine according to claim 26, characterized in that each transmission means ( 65 ) at least one pivot pin ( 67 ) of the third pillar ( 63 ) is slidably mounted, with the movable arms ( 12 ) of the corresponding forceps means ( 11 ) is connected by a gear-rack connection and by sliding rollers ( 66 ) with a cam profile of the control means ( 64 ) is kept in sliding contact.

Machine according to claim 1, characterized in that the elevator group ( 5 ) a four-link linkage ( 51 . 52 ) connected to correspondingly driven cams and for moving at least one counter-anvil means ( 50 ) and an elevator ( 53 ) is trained.

Machine according to claim 29, characterized in that the elevator means ( 53 ) at least two lateral supports ( 59 ) for supporting the wrapping material section ( 101 ) while lifting the product ( 100 ).

Machine according to claim 1, characterized in that the feeding group ( 10 ) of the product ( 100 ) comprises: a memory tape ( 71 ) with alternating forward movement for moving aligned products ( 100 ); - plunger means ( 72 ) for transferring each product ( 100 ) from the belt (71) to a conveyor disk ( 73 ), which has several first slots ( 74 ) for receiving products ( 100 ) and has about a vertical axis for transporting the latter to the elevator group ( 5 ) turns.

Machine according to claim 1, characterized in that the feeding group ( 10 ) a product storage funnel ( 75 ) comprising a centrifugal filling disc ( 76 ), which has several second slots ( 60 ) and rotates about a vertical axis to each product ( 100 ) to the elevator group ( 5 ) to transport.

Machine according to claim 1, characterized in that the feeding group ( 10 ) a band ( 77 ) with counterparts ( 78 ) for receiving corresponding products ( 100 ) and to transfer these products to the elevator group ( 5 ) is provided.

Machine according to claims 31 and 32, characterized in that the feeding group ( 10 ) of the combination type and at least one memory tape ( 71 ) with plunger means ( 72 ) and a feed disc ( 73 ) and a funnel ( 75 ) with a centrifugal filling disc ( 76 ).

Machine according to one of the preceding claims, characterized in that it is controlled in its entirety by electronic computer and control means arranged to control the phase relationships between at least the feed group ( 10 ), the elevator group ( 5 ), the unwinding and cutting group ( 6 ), the wrapping head ( 2 ), the folding group ( 3 ) and the outlet group ( 7 ) are formed.