CN101096227B

CN101096227B - Cigarette packing machine

Info

Publication number: CN101096227B
Application number: CN2007101011997A
Authority: CN
Inventors: 安德烈亚·比翁迪; 克里斯蒂安·达凯西安; 毛里齐奥·文图拉; 安东尼奥·维塔利
Original assignee: GD SpA
Current assignee: GD SpA
Priority date: 2006-05-09
Filing date: 2007-05-09
Publication date: 2011-08-10
Anticipated expiration: 2027-05-09
Also published as: EP1854726A3; EP1854726A2; CN101070101B; EP1854726B1; DE202007019178U1; DE602007013643D1; ITBO20060347A1; CN101096227A; CN101070101A; ATE504498T1

Abstract

A cigarette packing machine (1), wherein a packing device (2) has at least one conduit (5; 5, 70) extending through a loading station (11; 11, 68) for loading a respective succession of sheets (4; 4, 69) of packing material, and along which groups (3) of cigarettes are fed in steps in a given travelling direction (7) by a push device (12); and wherein the conduit (5; 5, 70) has folding devices (14, 49, 54, 55, 58, 59, 60; 14, 49, 54, 55, 58, 59, 60, 14', 49', 54', 55') for folding each sheet (4; 4, 69) of packing material about the relative group (3) of cigarettes; and the push device (12) has a number of pushers (31, 32, 36, 37, 38; 31, 32, 36, 37, 38, 32', 36', 37'), each of which is integral with the other pushers, and moves each group (3) of cigarettes forward one respective step in a sequence of steps of each group (3) of cigarettes along the conduit (5; 5, 70).

Description

Cigarette-packaging machine

Technical field

The present invention relates to a kind of cigarette-packaging machine.

More specifically, the present invention relates to one type cigarette-packaging machine, comprise a packing device, be used for by coming the containers of cigarettes group around folding at least one the corresponding inner packaging material sheet of each group, of cigarettes, and wherein packing device comprises at least one conduit, it limits straight first passage, and continuous group, of cigarettes is advanced along the packing route in given direct of travel along this first passage; The feed forwarder is used for along intersecting and transverse to the feed route of direct of travel extension, supply with flat inner packaging material sheet with the packing route with at first conduit that loads bench board; Folding device, along the first conduit setting with around folding each the inner packaging material sheet of corresponding group, of cigarettes and form interior parcel around each group, of cigarettes; And thrust unit, be used for supplying with group, of cigarettes along first passage and through loading bench board.

Background technology

Have been found that around the folding inner packing sheet of group, of cigarettes and may cause the drop infringement of (that is, from the tip) form of local deformation and/or tobacco cigarette tip the tobacco end of filter (that is, facing to).Impose on cigarette especially by the infringement that is caused around the folding inner packaging material sheet of group, of cigarettes, but in all outside cigarette, promptly be positioned at along the fold line of inner packaging material sheet at the group, of cigarettes corner, also very remarkable.

And, a kind of later-model impermeable, heat-sealing inner packaging material sheet has been proposed, it is at the end seal corresponding to the cigarette tip, that is, the inner packaging material sheet the filter end have by can use again, the closed cigarette of fastening contact pin (tab) of non-drying glue stick extracts (withdraw) opening out.Folding such inner packing sheet is harmful especially to cigarette, because it is than sheet in traditional paper tinsel thick (and therefore harder).And fastening contact pin place (wherein making first terminal the folding), inner packing sheet very thick (almost twice thickness) is also therefore local stone.

Summary of the invention

The cigarette-packaging machine that the purpose of this invention is to provide a kind of type as mentioned above, its low price also is easy to produce and comprise few relatively component part.

According to the present invention, a kind of cigarette-packaging machine is provided, comprise:

Packing device is used for coming the containers of cigarettes group around folding at least one the corresponding inner packaging material sheet of each group, of cigarettes; And wherein packing device comprises first conduit that at least one limits straight first passage, and continuous group, of cigarettes is advanced along the packing route with given direct of travel along first passage;

Feeding device is used for along intersecting with packing route and first conduit that loads bench board and transverse to the feed route that direct of travel extends, supplying with flat inner packaging material sheet;

Folding device, along the first conduit setting with around folding each the inner packaging material sheet of corresponding group, of cigarettes and form interior parcel; And

Thrust unit is used for supplying with group, of cigarettes along first passage and through loading bench board.

This wrapping machine is characterised in that thrust unit is the thrust unit of step-by-step operation, and comprises a plurality of first thrust units that are bonded to each other to one; Each first thrust unit moves forward each group, of cigarettes along first passage the corresponding step in a series of step of each group, of cigarettes.

Description of drawings

A plurality of non-limiting examples general of the present invention is described in the mode of embodiment with reference to the accompanying drawings, wherein:

Fig. 1 illustrates the perspective diagram according to first embodiment of wrapping machine of the present invention, has wherein removed part in order to simplify;

Fig. 2 illustrates the enlarged detail view of Fig. 1;

Fig. 3 and 4 illustrates the axial section and the corresponding order of operation of Fig. 2 details;

Fig. 5 and 6 illustrates the folding order that Fig. 2 details is carried out;

Fig. 7 illustrates the perspective diagram according to second embodiment of wrapping machine of the present invention, has wherein removed part in order to simplify;

Fig. 8 illustrates the enlarged detail view of Fig. 7;

Fig. 9 illustrates the side perspective scheme drawing of two wheels of Different Package machine, has wherein removed part in order to simplify;

Figure 10 illustrates the plan view of the details of Fig. 9.

The specific embodiment

The whole cigarette-packaging machine of numeral 1 expression among Fig. 1 comprises packing device 2, is used for coming containers of cigarettes group 3 around each group, of cigarettes 3 folding corresponding inner packaging material sheets 4 that are generally paper tinsel.

In the example that illustrates, packing device 2 comprises the packing conduit 5 of a plurality of essentially identical stacks, each conduit limits the folding passage 6 (Fig. 3 and 4) of corresponding straight line, and corresponding continuous group, of cigarettes 3 is advanced along corresponding packing route P1 with the direct of travel 7 that is parallel to the cigarette axis along folding passage 6.

Packing device 2 also comprises forwarder 8, is used for group, of cigarettes 3 is supplied with input position 9, and wherein group, of cigarettes 3 supplies in the corresponding packing conduit 5; Feed forwarder 10 is used for supplying with flat inner packaging material sheet 4 along feed route P2, and feed route P2 and direct of travel 7 laterally and with packing route P1 and the packing conduit 5 at corresponding loading bench board 11 places intersect extension; And thrust unit 12, perpendicular to all packing conduits 5, and each group, of cigarettes 3 is supplied to relative output services platform 13 and through loading bench board 11 relatively from relative input service platform 9 along relative packing conduit 5.

In unshowned variation, packing conduit 5 can superpose side by side and not, and also can be different from the number that illustrates on the number; Even packing device 2 can only comprise a packing conduit 5.

Unless otherwise stated, following description all is with reference to a packing conduit 5.

Specifically with reference to figure 2, packing conduit 5 comprises importation and the output 15 that is limited by tubular shaft (spindle) 14, and it is positioned at that the relative edge who loads bench board 11 goes up and continuously on direct of travel 7, and limits and fold passage 6.Output 15 is fixed, and has a recess input end 16, basic tangent with supply route P2 and loading bench board 11, limit protruding mouth 17 (Fig. 3,4) ingear mounting simultaneously by tubular shaft 14, it moves by before and after unshowned known actuation gear is on direct of travel 7, back and forth meshes the engage position (Fig. 3 c) of the input end 16 of outputs 15 in the mouth 17 of tubular shaft 14.Output 15 is divided into two fixed

parts

18,19 that are folded bench board 20 separation.

As shown in Figure 1, thrust unit 12 comprises the framework 21 perpendicular to all packing conduits 5, and comprises successively and be parallel to direct of travel 7 and be positioned at packing conduit 5 exterior horizontal stripes 22; Two

arms

23,24 extend to packing conduit 5 from the associated end of horizontal stripe 22; And two other

horizontal stripe

25,26, it is integral with the free end of

arm

23,24 respectively, and is vertical with

corresponding arm

23,24, and extends transverse to direct of travel 7.For each packing conduit 5, thrust unit 12 also comprises the

bar

27,28 of two alignment that are parallel to direct of travel 7; Bar 27 is integral and is arranged on relative tubular shaft 14 with horizontal stripe 25; And bar 28, be integral and be arranged on relative output 15 with horizontal stripe 26.

Two

carriages

29,30, curve L shaped to corresponding output services platform 13, extend to relative packing conduit 5 from bar 27, and support all by the

corresponding thrust unit

31,32 of a plate qualification, plate is integral with

corresponding carriage

29,30, laterally place, be shaped with direct of travel 7 and according to the size manufacturing with slip sliding channel 6 in.

Three

carriages

33,34,35 curve L shapedly to corresponding output services platform 13, extend to relative packing conduit 5 from bar 28, and the identical

corresponding thrust unit

36,37,38 of support and

thrust unit

31,32.

Framework 21 moves along circuit P3 that (Fig. 3 a), comprise first insertion portion horizontal with direct of travel 7, and a plurality of

thrust units

31,32,36,37,38 insert folding channel interior 6 along first insertion portion, through the corresponding groove 39 horizontal with direct of travel 7 that forms in packing conduit 5; Translator unit, a plurality of

thrust units

31,32,36,37,38 move and

carriage

29,30,33,34,35 along the inside of folding passage 6 on direct of travel 7 along translator unit, move along the groove 40 that vertically forms along packing conduit 5; With direct of travel 7 horizontal second extract part out, a plurality of

thrust units

31,32,36,37,38 are extracted part 7 out along second and are extracted out from folding passage 6 through corresponding groove 39; And returning part,

thrust unit

31,32,36,37,38 is advanced in packing conduit 5 outsides along returning part.

When framework 21 when route P3 circulation is advanced, supplying with relatively, each group, of cigarettes 3 of the input service platform 9 of packing conduit 5 meshes continuously with

thrust unit

31,32,36,37,38, each thrust unit moves forward corresponding step in a series of step with group, of cigarettes 3, all steps are longer than the length of group, of cigarettes 3, till during to end, group, of cigarettes 3 arrives outgoing positions 13.

(Fig. 3 a) referring now to moment of returning part end that Fig. 3 and 4, packing conduit 5 and group, of cigarettes 3 are described the operation of this packing device 2 and be positioned at circuit P3 when framework 21; The group, of cigarettes 3 (being expressed as 3a) of basic rectangular parallelepiped protrusion part shape is placed on the input service platform 9 coaxial with folding passage 6, cigarette wherein is parallel to direct of travel 7, major opposing side 41 is vertically placed, inferior side 42 horizontal positioned, one end surfaces 43 (tobacco end) is in the front of direct of travel 7, and its other end surface 44 (filter end) is in the back of direct of travel 7.At this moment, framework 21 is carried out first circulation along circuit P3, during this period, framework 21 is advanced with facing to the end surface 44 of the group 3a of cigarette and given distance D placement thrust unit 31 (Fig. 3 b) at its upstream along the insertion portion of circuit P3.The framework 21 3a cigarette of then advancing so that thrust unit 31 (Fig. 3 c) contacts with end surface 44 along the translator unit of circuit P3, and then will organize moves forward the first step (Fig. 4 a) on direct of travel 7.This first step will be organized in the 3a insertion tubular shaft 14 and in a position (being expressed as group 3b in Fig. 4 a) and stop, group 3b is placed in this position, its end surface 44 is at the distance D place in first groove, 39 downstreams that form through tubular shaft 14 contact thrust unit 31, and its end surface 43 is near the mouth 17 of rotating shaft 14.

Along first on-cycle of circuit P3 during all the other, framework 21 (Fig. 4 b) is propped distance D with the alignment thrust unit 31 and first groove 39, and thrust unit 31 is extracted (Fig. 4 c) out through first groove 39, and thrust unit 32 then aligns with first groove 39.

During this first step, group, of cigarettes 3a utilizes the part side direction that is expressed as 6a of the folding passage 6 that is limited by the rotating shaft 14 that diminishes gradually to mouth 17 to clamp.

At this moment, framework 21 is carried out second circulation along circuit P3, during this period, framework 21 moves thrust unit 32 was inserted first groove 39 and thrust unit 32 (Fig. 3 b) is placed on distance D place apart from the end surface 44 of group, of cigarettes 3b along the insertion portion of circuit P3.During thrust unit 32 was inserted first groove 39, rotating shaft 14 extract position (Fig. 3 b) out thus in static the qualification, the part 18 of packing conduit 5, and inner packaging material sheet 4 is loading bench board 11 places through a gap supply and across packing route P1 placement, and its longitudinal axis is vertical with the plane of Fig. 3.When framework 21 moves when group, of cigarettes 3b being moved forward a step on direct of travel 7 along the translator unit of circuit P3, rotating shaft 14 is moved on direct of travel 7, so that before thrust unit 32 arrives the end surface 44 of group, of cigarettes 3b, the input end 16 (Fig. 3 c) of the part 18 of the mouth 17 engagement packing conduits 5 of tubular shaft 44 is to be converted into inner packaging material sheet 4 two relative major side wall 46,47 (Fig. 6 h) that U-shaped limits (Fig. 5 b) first end wall 45 and interior parcel 48.During all the other of this step, the end surface 43 of group, of cigarettes 3b at first contacts end wall 45; The folding interior sheet 4 of the relative U-shaped of group, of cigarettes 3b and packing is followed reeve, and (Fig. 4 a) packs in the part 18 of conduit 5; And, finally braking in the part 18 of packing conduit 5 of group, of cigarettes 3b (expression 3c).

Shown in Fig. 5 b, inner packaging material sheet 4 is wideer than the major opposing side 41 of group, of cigarettes 3; And

major side wall

46,47 is than major opposing side 41 long distance D of group, of cigarettes 3.As can be seen, part 18 along packing conduit 5, folding passage 6 has and group, of cigarettes 3 essentially identical sections, input end 16 places and-two firsts 50 of two fixing folding devices 49 interference in part 18 will be formed in the group, of cigarettes 3b insertion portion 18 (Fig. 5 c), two relative inferior sidewalls 51 (Fig. 6 e) of the end wall 45 of parcel 48 in contiguous, and for each first 50 of inferior sidewall 51, two vertical contact pin 52,53 (Fig. 5 c), each vertical contact pin from the relative first 50 of inferior sidewall 51 to outer lug, with corresponding

major side wall

46,47 coplanes, and engagement is by the corresponding plug helix 54 that forms along the part 18 of packing conduit 5, the 55 corresponding helix folding devices (Fig. 2) that limit.

Till the above-mentioned steps position, group, of cigarettes 3c is placed that (Fig. 4 a), the tight downstream of second groove 39 that the back end of

major side wall

46,47 forms in the part 18 through packing conduit 5, near input end 16, and end surface 44 contact thrust units 32 and at the D place in second groove, 39 downstreams.

Along second on-cycle of circuit P3 during all the other, framework 21 is propped a distance D (Fig. 4 b) so that thrust unit 32 is alignd with second groove 39, and thrust unit 32 (Fig. 4 c) is extracted out through second groove 39, and thrust unit 36 then aligns with second groove 39.

In the 3rd cycle period along circuit P3, thrust unit 36 (Fig. 3 b) inserts folding passage 6 through second groove 39, on direct of travel 7, move with the end surface 44 of group, of cigarettes 3c and contact along folding passage 6, and supply with group, of cigarettes 3c with the

vertical flank

52,53 of square-folded along helix groove 54,55, and finish and constitute time sidewall 51 forming tubulose parcel 56 (Fig. 6 e), it contains the relative group, of cigarettes that is expressed as 3d here, at one end closed by end wall 45 and has from the tubulose etcetera 57 of end surface 44 projectioies of group, of cigarettes 3d in the opposite end.

Along the 3rd on-cycle of circuit P3 during all the other, framework 21 is propped a distance D so that thrust unit 36 is alignd with second groove 39, and thrust unit 36 is extracted out through second groove 39, and thrust unit 37 then aligns with second groove 39.

In the 4th cycle period along circuit P3, thrust unit 37 inserts folding passage 6 through three-flute 39, on direct of travel 7, move in the tubulose etcetera 57 and and contact, and (Fig. 4 is a) to be inserted in group, of cigarettes 3d in the part 19 of packing conduit 5 with relative tubulose parcel 56 to supply with group, of cigarettes 3d through Foldable workbench 20 with the end surface 44 of group, of cigarettes 3c along folding passage 6.

When this step finishes, be expressed as 3e group, of cigarettes (Fig. 4 a) be placed with its terminal 44 with folding plane P4 coplane perpendicular to direct of travel 7, and three

folding devices

58,59,60 (Fig. 2) move therein, and this folding device moves back and forth the position of interfering with tubulose etcetera 57 back and forth.

Along the 4th on-cycle of circuit P3 during all the other, framework 21 is propped a distance D (Fig. 4 b), and thrust unit 37 is extracted out through Foldable workbenchs 20 and alignd with three-flute 39, and thrust unit 38 is placed among the folding plane P4.In this connection, should be noted that the distance between

thrust unit

37 and 38 surpass what its right adjacent thrust unit in office between the amount of distance be D.

At the 4th on-cycle during all the other,

folding device

58,59,60 operations.More specifically,

folding device

58,59 is staggered relatively, moves towards each other with the inferior sidewall of engagement tubulose etcetera 57 and two contact pin 61,62 (Fig. 6 f) of formation on the end surface 44 of group, of cigarettes 3e; And folding device 60, be positioned on the opposite side with respect to the packing route P1 of thrust unit 12, on moving with the corresponding major side wall of engagement tubulose etcetera 57 and the end surface 44 at group, of cigarettes 3e, thrust unit 12 forms corresponding minor flap 63 (Fig. 6 g).

In the 5th cycle period along circuit P3, thrust unit 38 moves in the Foldable workbench 20 along folding plane P4, and engagement tubulose etcetera 57 is to form (Fig. 6 h) another minor flap 64, together with

inferior contact pin

61,62, and another minor flap 63 is wrapped up 48 end wall 65 in limiting, it is finished thus to limit inner box 66, and inner box pushes away packing conduit 5 when thrust unit 38 is mobile on direct of travel 7.

Obviously, thrust

unit

31,32,36,37,38 all moves forward with corresponding step simultaneously, so that for each circulation along the framework 21 of circuit P3, group, of cigarettes 3a supplies with and enters in the rotating shaft 14, and inner box 66 supplies to part 19 outsides of packing conduit 5.

In order to form hard external packing (not shown) around inner box 66, inner box 66 is supplied with the packaging unit (not shown) and is formed hard box.

On the contrary, for form around inner box 66 soft cup-shaped outside box 67 (Fig. 7), shown in Fig. 7 and 8 changes, inner box 66 can be supplied with another packing conduit 68, it is coaxial and be positioned at the downstream with packing conduit 5 on direct of travel 7, and limit extend past and load another folding passage 69 of bench board 70 with loading similar another of bench board 11, be used for by offering the housing material sheet 71 of loading bench board 70 with forwarder 8 similar forwarder 71a loadings.

In the illustrated embodiment, packing conduit 68 comprise substantially the axially movable tubular shaft 14 identical with tubular shaft 14 ', but inwardly do not diminish gradually; And fixed part 18 ', the fixed part 18 with packing conduit 5 is identical substantially.Tubular shaft 14 ' and fixed part 18 ' be placed on the opposite side that loads bench board 70 along packing route P1.And for the corresponding part of packing conduit 5, the part of packing conduit 68 uses identical reference number to represent.

In packing conduit 68, each inner box 66 green phase to thrust unit 38 directly be loaded into relative rotating shaft 14 ' in, and through loading bench board 70 and along fixed part 18 ' by three other thrust units 32 ', 36 ', 37 ' supply with, this thrust unit cooperates one by another arm 72, another horizontal stripe 73 and another bar 74 with the horizontal stripe 22 of the framework 21 of thrust unit 12.

In unshowned a kind of variation, the part 19 of packing conduit 5 moves axially back and forth in the mode identical with tubular shaft 14, removed rotating shaft 14 ' and thrust unit 32 ', and load bench board 70 parts 19 and part 18 ' between intersect, like this, limit whole packing conduit 68.

Packing conduit 68 is connected at least one adhesive means (usually the feed forwarder 71a along the outer plate 71 of packing is provided with) and is used for the spot of glue is applied to each outer plate 71 of packing to stablize corresponding cup-shaped external packing 67.

In unshowned another embodiment, the cigarette-packaging machine in Fig. 7 and 8 is also by forming outer wrapping transparent, heat-seal around cup-shaped external packing 67 folding outer covering material sheets transparent, heat-sealing around each cup-shaped external packing 67.Like this, the three packing conduit coaxial with packing conduit 5 supplied with in each cup-shaped external packing 67, and another packing conduit 68, on direct of travel 7, be positioned at another packing conduit 68 downstreams, and limit extend past and load bench board 11 and load the 3rd folding passage that bench board 70 the similar the 3rd loads bench board, be used for by loading the housing material sheet that offers the 3rd loading bench board with forwarder 8 and similar the 3rd forwarder of forwarder 71a.

Among the embodiment that illustrates, the 3rd packing conduit comprises the identical axially movable tubular shaft of basic and tubular shaft 14, does not still inwardly diminish gradually; And fixed part is identical with the part 18 of packing conduit 5 substantially.Tubular shaft and fixed part are positioned at the 3rd along packing route P1 and load on the opposite side of bench board.

In the 3rd packing conduit, each external packing 67 green phase is to thrust unit 37 ' directly be loaded in the relative rotating shaft, and pass through three thrust units and supply with through the 3rd loading bench board with along fixed part, this thrust unit cooperates one by the 3rd arm, the 3rd horizontal stripe 73 and the 3rd bar 74 with the horizontal stripe 22 of the framework 21 of thrust unit 12.

The 3rd packing conduit is connected at least one hot sealing device, is used to seal each housing material sheet to stablize corresponding external packing.

As previously mentioned, when framework 21 moves when on direct of travel 7 group, of cigarettes 3b being moved forward a step along the translator unit of circuit P3, tubular shaft 14 is advanced on direct of travel 7, so that before thrust unit 32 arrives the end surface 44 of group, of cigarettes 3b, the input end 16 of the part 18 of tubular shaft 14 engagement packing conduits 5 (Fig. 3 c) limits two relative major side wall 46,47 (Fig. 6 h) of (Fig. 5 b) first end wall 45 and interior parcel 48 inner packaging material sheet 4 is folded into U-shaped.Therefore, inner packaging material sheet 4 is folded into U-shaped at first, be not to be applied to axial thrust on the inner packaging material sheet 4 by the cigarette in the group, of cigarettes 3, but the thrust that applies by tubular shaft 14, tubular shaft also serves as folding device.As a result, when inner packaging material sheet 4 was folded into U-shaped, the cigarette of group, of cigarettes 3 can axially loaded, and therefore was not out of shape or tobacco drops from the tip.

In other words, the cigarette-packaging machine in Fig. 1-8 1 comprises at least one packing forwarder (being limited by corresponding packing conduit 5 and thrust unit 12) to receive and to supply with group, of cigarettes 3 along packing route P1; Feed forwarder 10 is used for supplying with sheet of packing meterial 4 in the upstream of the input end 16 of adjacent packing forwarder and transverse to packing route P1, and when entering the packing forwarder with convenient group, of cigarettes 3, sheet of packing meterial 4 is folded into U-shaped around group, of cigarettes 3; And folding device (tubular shaft 14) is arranged in packing forwarder input end 16 with just in time before group, of cigarettes 3 is inserted the packing forwarders, promptly before group, of cigarettes 3 contact packing material piece 4, sheet of packing meterial 4 is folded into U-shaped.

In a kind of possible embodiment, tubular shaft 14 has an end wall, and its contact packing material piece 4 is being folded into U-shaped with sheet of packing meterial 4, and it has the adsorption plant that is used to keep sheet of packing meterial 4.Adsorption plant preferably comprises at least two adsorption holes on the opposite side of packing route P1, and when tubular shaft 14 is folded into U-shaped with sheet of packing meterial 4, and the absorption by adsorption plant starts, in case and sheet of packing meterial 4 be folded into the U-shaped cut-out.

Can know from above-mentioned description and to find out that cigarette-packaging machine 1 comprises the reciprocal actuation gear of (that is front and back) mobile tubular shaft 14 along packing route P1.

The whole cigarette-packaging machine of numeral 72 expressions among Fig. 9, comprise the moving axis 74 that rotates center rotation supply roll 73 and have at least one peripheral grooves 75 that is used to hold group, of cigarettes 3; Packaging wheel 76 centers on the center shaft rotation of turning cylinder 77 and has at least one peripheral grooves 78 that is used to hold with the group, of cigarettes 3 of sheet of packing meterial 4 parcels; With feed forwarder 10, be used between

wheel

73 and 76, supplying with sheet of packing meterial 4.When it transferred to groove 78 on the packaging wheel 76 from the groove on supply roll 73 75, group, of cigarettes 3 was was provided by the sheet of packing meterial 4 that is provided by feed forwarder 10.

Cigarette-packaging machine 72 is folded into U-shaped comprising folding device 79 between the

wheel

73 and 76 with before sheet of packing meterial 4 contact group, of cigarettes 3 with material.Folding device 79 is fork-shapeds, and comprises on the opposite side that is positioned at packing route P1 and refer to 80 in that two of

wheel

73 and 76 next doors are folding.

Preferred embodiment shown in Fig. 9 is included in the fixed fold edge 81 that inserts between the

wheel

73 and 76 to be inserted in before the groove 78 on the packaging wheel 76 partly FOLD AND PACK material piece 4 at sheet of packing meterial 4.More specifically, fixed fold edge 81 is tubular, and opening 82 is passed at the center, and sheet of packing meterial 4 and group, of cigarettes 3 are supplied with by this hole.

The embodiment of Fig. 9 also comprises thrust unit 83, is used for from the groove on the supply roll 73 75 group, of cigarettes 3 being discharged to groove 78 on the packaging wheel 76, and therefore intercepts and captures sheet of packing meterial 4 by folding device 79; And counting machine thrust unit 84, it clamps sheet of packing meterial 4 sheet of packing meterial 4 and group, of cigarettes 3 are unclamped in the groove 78 on the packaging wheel 76 against end wall of group, of cigarettes 3.

In the embodiment of Fig. 9, feed forwarder 10 is provided with along supply roll 73, swim over to packaging wheel 76 from transfer table, and depositing sheet of packing meterial 4 on the outer surface of supply roll 73: sheet of packing meterial 4 mechanically keeps and/or is adsorbed on the outer surface of supply roll 73.

Claims

1. cigarette-packaging machine comprises:

Packing device (2) is used for coming containers of cigarettes group (3) around folding at least one the corresponding inner packaging material sheet (4) of each group, of cigarettes (3); And wherein said packing device (2) comprises that at least one limits first conduit (5) of straight first passage (6), and continuous group, of cigarettes (3) is advanced along first passage (6) with given direct of travel (7) along packing route (P1);

Feeding device (10) is used for along with packing route (P1) with load that first conduit (5) that bench board (11) locates intersects and transverse to the feed route (P2) of direct of travel (7) extension, supply with flat inner packaging material sheet (4);

Folding device (14,49,54,55,58,59,60,38) is provided with to form relevant interior parcel (48) around the folding inner packaging material sheet (4) of relevant group, of cigarettes (3) along first conduit (5); And

Thrust unit (12) is used for supplying with group, of cigarettes (3) along first passage (6) and through loading bench board (11);

Wrapping machine (1) is characterised in that thrust unit (12) is the thrust unit of step-by-step operation, and comprises a plurality of first thrust units (31,32,36,37,38) that are bonded to each other to one; Each first thrust unit (31; 32; 36; 37; 38) in a series of step of each group, of cigarettes (3), each group, of cigarettes (3) is pushed ahead a corresponding step along first passage (6).

2. wrapping machine as claimed in claim 1, wherein said first conduit (5) comprises first and second portion (14,15), go up configuration continuously and limit first passage (6) at direct of travel (7), wherein second portion (15) is fixed and recess input end (16) is arranged, and there is protruding mouth (17) in first (14); And wherein said feed route (P2) and loading bench board (11; 69) basic and input end (16) is tangent; And described first (14) can move forward and backward on direct of travel (7), and back and forth in engage position, wherein mouth (17) and input end (16) engagement is to be folded into U-shaped with each inner packaging material sheet (4).

3. wrapping machine as claimed in claim 1, wherein said thrust unit (12) comprises the framework (21) that supports all first thrust units (31,32,36,37,38), and it can move along circuit (P3), described circuit (P3) comprises the first transverse to direct of travel (7), and first thrust unit (31,32,36,37,38) inserts in the first passage (6) along first; Translator unit, first thrust unit (31,32,36,37,38) are gone up along first passage (6) is inner at direct of travel (7) along translator unit and are moved; Second portion, (6) extraction transverse to direct of travel (7) and first thrust unit (31,32,36,37,38) along second portion from first passage; And returning part, first thrust unit (31,32,36,37,38) is outside mobile at first conduit (5) along returning part.

4. wrapping machine as claimed in claim 3, wherein said each first thrust unit (31; 32; 36; 37; 38) comprise corresponding carriage (29; 30; 33; 34; 35), described carriage is transverse to direct of travel (7) placement and with described first thrust unit (31; 32; 36; 37; 38) be connected to framework (21).

5. wrapping machine as claimed in claim 4, wherein said first conduit (5) have the longitudinal slot (40) that is used for by carriage (29,30,33,34,35); And a plurality of transverse grooves (39), intersect with longitudinal slot (40) and be used for insertion-extraction first thrust unit (31,32,36,37,38).

6. wrapping machine as claimed in claim 1, wherein said each step, all the length than group, of cigarettes (3) was long.

7. wrapping machine as claimed in claim 2, the wherein said a series of step comprises inserts the step, and wherein said group, of cigarettes (3) is inserted in the first (14) of first conduit (5).

8. wrapping machine as claimed in claim 2, the wherein said a series of step comprises shifts the step, and wherein said group, of cigarettes (3) and inner packaging material sheet (4) are transferred in the second portion (15) of first conduit (5) to form first end wall (45) and two of interior parcel (48) the first relative lateral sidewalls (46,47); Two firsts (50) of two relative positions of second sidewall (51) of interior parcel (48), adjacent with first end wall (45); And, for each first (50) of second sidewall (51), two vertical flanks (52,53), each all from the relative first (50) of second sidewall (51) to outer lug, and with corresponding the first side wall (46; 47) coplane.

9. wrapping machine as claimed in claim 8, wherein said folding device (14,49,54,55,58,59,60,38) comprise each first (50) and each the vertical flank (52 of the first fixed fold device (49) to form second sidewall (51) of the input end (16) of the second portion (15) that is positioned at first conduit (5); 53).

10. wrapping machine as claimed in claim 9, wherein said folding device (14,49,54,55,58,59,60,38) comprise the second fixed fold device (54 that is provided with along the second portion (15) of first conduit (5), 55), go up the vertical flank (52 of square-folded with group (3) relative cigarette, 53) and finish and constitute second sidewall (51) to limit tubulose parcel (56), it contains group, of cigarettes (3), close in first end by first end wall (45), and having tubulose etcetera (57) facing to second end of first end, it is from the relative end-boss of group, of cigarettes (3); The a series of step comprises supplies with the step, and wherein the second fixed fold device (54,55) is supplied with and meshed to group, of cigarettes (3) and inner packaging material sheet (4) along the second portion (15) of first conduit (5).

11. wrapping machine as claimed in claim 10, wherein said folding device (14,49,54,55,58,59,60,38) comprise second end wall (65) of a plurality of removable folding devices (58,59,60,38) with parcel (48) in folding tubulose etcetera (57) and the formation; Removable folding device (58,59,60,38) is installed in Foldable workbench (20) and locates, and along second portion (15) setting of first conduit (5), moves through first passage (6) and horizontal with direct of travel (7) with front and back.

12. wrapping machine as claimed in claim 11, wherein said removable folding device (58,59,60,38) comprises one of them (38) of described first thrust unit (31,32,36,37,38).

13. wrapping machine as claimed in claim 2, the wherein a series of step comprises discharges the step, and wherein said group, of cigarettes (3) and interior parcel (48) are discharged from the second portion (15) of first conduit (5).

14. wrapping machine as claimed in claim 2, wherein, along the first (14) of first conduit (5), first passage (6) diminishes laterally to clamp group, of cigarettes (3) when group, of cigarettes (3) is supplied with (7) through first (14) gradually to second portion (15).

15. wrapping machine as claimed in claim 1, wherein said packing device (2) comprising:

Second conduit (68) limits the straight second channel (69) that extend past second loads bench board (70), is provided with along packing route (P1), and upward aligns with first conduit (5) in first conduit (5) downstream at direct of travel (7);

Conveyer (71a) is used for that flat housing material sheet (71) is supplied with second and loads bench board (70);

Second folding device (14 ', 49 ', 54 ', 55 '), be provided with around folding each the housing material sheet (71) of the interior parcel (48) of relevant group, of cigarettes (3) and form cup-shaped external packing (67) along second conduit (68) around each group, of cigarettes (3); And

Second thrust unit (32 ', 36 ', 37 '), be used for along second channel (69) and load bench board (70) through second and supply with group, of cigarettes (3) and relevant interior parcel (48).

16. wrapping machine as claimed in claim 15, wherein said second thrust unit (32 ', 36 ', 37 ') be the thrust unit (12) of step-by-step operation, and comprise be bonded to each other into a plurality of second thrust units of one (32 ', 36 ', 37 '); Each second thrust unit (32 '; 36 '; 37 ') along second channel (69) in a series of step of each group, of cigarettes (3), each group, of cigarettes (3) is moved forward a corresponding step.

17. wrapping machine as claimed in claim 16, wherein said second thrust unit (32 ', 36 ', 37 ') be integral with first thrust unit (31,32,36,37,38).

18. wrapping machine as claimed in claim 15, wherein said second conduit (68) are included in first (14 ') and second portion (18 ') that second channel (69) were arranged and limited to direct of travel (7) continuously; And the first of second conduit (68) and second portion (14 ', 18 ') are positioned at second and load on the opposite side of bench board (70).

19. wrapping machine as claimed in claim 18, the first of wherein said second conduit (68) and second portion (14 ', 18 ') are identical with second portion (18) with the first (14) of the second portion (15) of first conduit (5) substantially respectively.

20. wrapping machine as claimed in claim 15, wherein said second conduit (68) has at least one adhesive means, is used for the point of adhesive is applied to each housing material sheet (71) to stablize corresponding cup-shaped external packing (67).

21. wrapping machine as claimed in claim 15, wherein said packing device (2) comprising:

The 3rd conduit, the 3rd conduit limit the straight third channel that extend past the 3rd loads bench board, are provided with along packing route (P1), and go up second catheter alignment with second catheter downstream at direct of travel (7);

Conveyer is used for that flat outer covering material sheet is supplied to the 3rd and loads bench board;

The 3rd folding device folds each sheet of packing meterial and forms outer wrapping with the cup-shaped external packing (67) around relevant group, of cigarettes (3) along the 3rd conduit setting; And

The 3rd thrust unit is used for loading bench board supply group, of cigarettes (3) and relevant interior parcel and cup-shaped external packing (48,67) along third channel and through the 3rd.

22. wrapping machine as claimed in claim 21, wherein said the 3rd thrust unit is the thrust unit of step-by-step operation, and comprises a plurality of the 3rd thrust units that are bonded to each other to one; Each the 3rd thrust unit moves forward a corresponding step with each cup-shaped external packing (67) along third channel in a series of step of each cup-shaped external packing (67).

23. wrapping machine as claimed in claim 22, wherein said the 3rd thrust unit and second thrust unit (32 ', 36 ', 37 ') be integral.

24. wrapping machine as claimed in claim 21, wherein said the 3rd conduit are included in direct of travel (7) and go up first and the second portion of arranging and limit third channel continuously; And the first of wherein said the 3rd conduit and second portion are arranged on the 3rd and load on the opposite side of bench board.

25. wrapping machine as claimed in claim 24, the first of wherein said the 3rd conduit and the second portion part (18) with the first (14) of first conduit (5) and second portion (15) substantially respectively are identical.

26. wrapping machine as claimed in claim 21, wherein said the 3rd conduit has at least one hot sealing device, is used to seal each outer covering material sheet to stablize corresponding outer wrapping.