CN1196319A - Device for forming orderly groups of cigarettes - Google Patents

Abstract

A device (1) for forming orderly groups (2) of cigarettes (3) inside respective pockets (7) equally spaced with a given spacing on a continuously moving conveyor (6); each group (2) being defined by a given number of superimposed layers (8a, 8b, 8c); the device (1) having a pair of outlets (14, 15) and connecting transfer unit (4a, 4b, 4c), for supplying each layer (8a, 8b, 8c) of the same type occupying the same position inside the pockets (7), and each transfer unit (4a, 4b, 4c) having a number of rollers (36, 46) each of which provides for withdrawing the cigarettes (3) of a respective layer from at least one outlet (14, 15), and has a pitch cylinder (41, 51) of a circumference equal to a whole multiple of the spacing of the pockets.

Description

Form the cigarette device of group in order

The present invention relates to a kind of cigarette device of group in order that on wrapping machine, forms.

More precisely, the present invention relates to a kind of cigarette device of group in order that forms, every group of lamination that comprises given number wherein, every layer of cigarette that comprises corresponding given number, and its device comprises that is used for receiving the corresponding described group conveyer that moves continuously with series of equivalent spacing storage chamber; A feed hopper, this feed hopper comprise that is supplied with a platform, are used for supplying with each layer same type, and promptly every layer is occupied same position in conveyer storage inboard, chamber; Be used for every type layer is sent to the supply unit of storing the chamber from corresponding supply platform with at least one, every supply unit comprises that at least one receives roller, the removable green phase of this roller should be supplied with platform and outside fluting, be used for receiving the circumferential seat of answering cigarette with fixed phase to limit some, and limit a pitch block on the roller.

Patent application Wo-A-9521771 relates to a kind of device of the above-mentioned type, and it is used for forming such respective sets, and described group contains 20 cigarettes, and 20 cigarettes are divided into three laminations, and these three laminations are by 7, and 6 and 7 cigarettes constitute side by side; And three supply units are arranged, and each supply unit is sent to the bottom opening of the corresponding layer of cigarette along a given transfer path from the corresponding delivery port of feed hopper on the conveying storage chamber of transmitting continuously.

Above-mentioned known supply unit comprises that one is used for one deck cigarette is delivered to the feedway that transmits the storage chamber, and comprises first and second conveying rollers, and they are at the mutual tangent in transport platform place, its second conveying roller basically with the transfer path tangent; And a receiving device comprises that also some receive roller, and each roller has a circumference and equals to store the pitch block of half spacing of chamber.Receiving roller is equidistant around first roller, and along the respective paths operation that is around in the extension of first roller, and green phase is answered the opening of delivery port.

Cigarette is sent to the opening part of corresponding delivery port by gravity along the transfer passage that leads to opening.

The guide plate that advances with roller integral body is directed with progressive mode with the cigarette that receives the roller alternating action and discharge from feed path by gravity thus.In other words, along with roller and guide plate integral body are advanced, the cigarette in the phase place is drawn corresponding passage, when the opening of guide plate operation by the passage delivery port, rolls along the delivery port opening owing to receive roller, is received the active cigarette of phase alternation.

Because cigarette is to be sent to the delivery port opening by gravity along passage, the speed of above-mentioned known supply unit depends on that cigarette drops into the speed at passage place, and therefore in fact having limited a given maxim, this given maxim defines the output speed as whole wrapping machine inevitably.

The purpose of this invention is to provide a kind of simply, low-cost group, of cigarettes forms device, and this device can be used for eliminating the defective of above-mentioned wrapping machine output speed.

According to the present invention, a kind of in order device of group of cigarette that forms is provided, every group is that lamination by given number limits every layer of cigarette that comprises corresponding given number; This device comprises the conveyer of a continuous movement, described conveyer have a series of storage chamber be used for receiving corresponding group, of cigarettes and along conveyer with separating each other that given spacing equates; A feed hopper, this feed hopper comprise that is supplied with a platform, to be used for supplying with each layer same type, promptly occupy identical position at last at inner each layer in storage chamber; Be used for every type layer is sent to the supply unit of storing the chamber from corresponding supply platform with at least one, each supply unit comprises the reception roller of at least one, it is removable by corresponding platform and the outside fluting supplied with, and is used for receiving the circumferential seat of answering cigarette with fixed phase to limit some; Described seat limits a pitch block on roller; It is characterized in that each supply platform comprises a pair of supply delivery port, each delivery port is used to provide a described equivalent layer, each receives roller and receives the cigarette of an equivalent layer from least one described delivery port, and each receives roller and has the pitch block that a circumference equals described spacing or equals the integral multiple spacing.

Below in conjunction with the example of accompanying drawing the embodiment of an indefiniteness of the present invention is described, wherein;

Fig. 1 has represented for clarity sake to have removed some parts according to the front view of a most preferred embodiment of apparatus of the present invention;

Fig. 2 has represented the front view of first kind of variation of Fig. 1 device, has for clarity sake removed some parts;

Fig. 3 has represented the front view of second kind of variation of Fig. 1 device, has for clarity sake removed some parts.

Label 1 expression among Fig. 1 is used for forming the device of 3 group 2 of cigarette, this device 1 comprises that three are used for cigarette 3 is sent to the supply unit 4a that stores on the chamber conveyer 6 from feed hopper 5,4b, 4c wherein stores chamber conveyer 6 and moves continuously with an assigned direction D1 and along a given straight feed path P 1.Conveyer 6 comprises the storage chamber 7 of a series of U of being essentially types, and these storage chambeies 7 are with separating each other that a given spacing P equates, each storage chamber 7 be used for along path P 1 and with the direction of the respective axis traversed by of cigarette 3 on place and layer 8a of feed cigarette 3 8b, 8c.Each storage chamber 7 comprises that an integral body is connected in the diapire 9 on the load-transfer device 10 of conveyer 6; With two with in the wall 11 and 12 of direction D1 traversed by, and its each all have the groove 7a of rectangle, will describe in detail below its purpose.

In the example of Fig. 1, each group 2 is three kinds of layer 8a by cigarette 3,8b, and 8c is and definite, and every layer has the corresponding cigarette that is arranged side by side 3 of giving determined number.Or rather, layer 8a is the bottom of group 2, and layer 8b is the interlayer of group 2, and layer 8c is the top layer of group 2.

Supply unit 4a, 4b, 4c is corresponding layer 8a, and 8b, 8c are sent to the diapire 9 in storage chamber 7 respectively, on layer 8a and the layer 8b.

The feed hopper 5 that contains cigarette 3 is positioned at the top of conveyer 6, and comprises and being used for a corresponding layer 8a, and 8b, 8c supply to corresponding supply unit 4a, and 4b supplies with platform 13a, 13b, 13c for three of 4c.Each supplies with platform 13a, 13b, 13c is limited by two delivery ports 14 and 15, each delivery port comprises that some are vertical substantially, passage side by side, its passage is respectively limited by two vertical partition plate 17 side direction, and described dividing plate is at delivery port 14, between 15 the two side 18, and be provided with for the corresponding continuous stringer 19 of the cigarette 3 fallen by gravity in assigned direction guiding.Dividing plate 17 and wall 18 are limited by corresponding tapered end 20 and 21 in the bottom, and tapered end 20,21 defines a bottom opening 22,23, and by described opening, 3 of cigarettes are sent delivery port 14,15.At respective openings 22,23 places that the fan section along corresponding cylinder 24 is provided with, each delivery port 14,15 provides a series of side by side cigarettes 3 in order, and described cigarette 3 is that the cigarette 3 by sufficient amount constitutes with cambium layer 8a, 8b, 8c.

Delivery port 14 and 15 so is provided with consequently opening 22 and 23 corresponding positions separately each other, i.e. the end 21 of the end 20 of dividing plate 17 and wall 18, or the end of passage 16 is to be opened by a separating distance that equals spacing P.

Each supply unit 4a, 4b, 4c are positioned to supply with platform 13a separately, 13b and 13c and discharging platform 25a separately, and 25b, between the 25c, described discharging platform was by storage chamber 7 in-to-in equivalent layer 8a, 8b, what 8c limited.

Each supply unit 4a, 4b, 4c comprise that an opening 22 and 23 along corresponding delivery port 14 and 15 is used to receive a series of cigarettes 3 and the described layer 8a of cigarette 3,8b, and 8c is from being contained in cigarette 3 isolated receiving devices 26 in each delivery port 14,15; With one be used for subsequently receiving equivalent layer 8a from installing 26,8b, 8c and a layer 8a, 8b, 8c are sent to corresponding discharging platform 25a, 25b, the feedway 27 of 25c.

Feedway 27 comprises one around the roller 28 of horizontal shaft 29 along 30 continuous rotation of the clockwise direction among Fig. 1, also comprises the suction base 31 of some axis that are parallel to cigarette 3 and axle 29.Suction base 31 is formed along the equidistant P of the outside face of roller 28 section 31a at interval, and the suction base 31 of each section 31a is equipped with corresponding layer 8a, 8b, 8c.

Exactly, this cigarette 3 of the length of roller 28 is short, so that by the middle part cooperation with each cigarette 3 cigarette 3 is remained in the suction base 31, described roller 28 is to be positioned at delivery port 14,15 and opening 22,23 and discharging platform 25a, and 25b is between the 25c.

Device 27 also comprises one around being parallel to the roller 32 of axle 29 horizontal shaft 33 along direction 34 continuous rotation opposite with direction 30, also comprise some suction bases 35, described suction base is parallel to the longitudinal axis of cigarette 3 and is parallel to axle 33, and is to form along equidistant P fan-shaped section 35a at interval along the outside face of roller 32.Exactly, the length of roller 32 is less than cigarette 3, so that by the middle part with each cigarette 3 cigarette 3 remained in the suction base 35, and it is to be positioned at roller 28 and discharging platform 25a, and 25b is between the 25c.As transfer layer 8a, or layer 8b, or 8c is when being transported to layer 8a or 8b, and roller 32 is accepted cigarette 3 from roller 28, and its cigarette is embedded in the groove 7a in the wall 11 and 12 in storage chamber 7, little by little cigarette is released in the storage chamber 7 by rolling on the diapire 9 in storage chamber 7.

Receiving device 26 comprises the reception roller 36 of some diameters less than roller 28, and these receive the spacing setting that rollers are equal to each other around roller 28 at the circular path P2 of the axle 29 of roller 28 along the center.Each roller 36 around the continuous rotation of the axle 37 that is parallel to axle 29, and comprises a couple's half roller 39 around axle 37 continuous rotation on the opposite direction 38 of roller 28 rotation directions 30.Half roller 39 of each roller 36 comprises corresponding flute profile seat 40, each flute profile seat aligns with the respective seat 40 on second half roller 39, to receive and to maintain a corresponding cigarette 3, so that roller 36 is at the opposed end near cigarette, embed each cigarette 3, and the axis of cigarette 3 overlaps with the bus of the pitch block 41 of roller 36.One air intake passage (not shown) terminates in each surface of 40, and is connected with aspirator system by a known air pressure distributing box (not shown); Roller 36 then is supported so that roller 36 rotates continuously around axis 29 on direction 30 along the load member (not shown) of direction 30 around axle 29 continuous rotation by a series of for its rotation.Owing to rotate and around axle 29 revolution around himself axle 37, each roller 36 and its pitch block 41 are along the rolling path P3 rolling that is limited by cylinder 24.

Form seat 40 along the fan-shaped section 40a of pitch block 41, pitch block has the circumference of the distance P of equaling, and at this moment fan-shaped section 40a equals to store the length in chamber 7.

The circumference of cylinder 24 equals the integral multiple of distance P, and for the moving circle of revolution, each receives the fan-shaped section 40a and the opening homophase of roller 36 like this.

For each roller 36, receiving device 26 comprises a plate 42 that is fixed on a series of load members (not shown), and limited by a substantially the same curved guide face 43 in appearance in cylinder 24 curvature, and it extends between two continuous rollers 36, and it is embedded between half roller 39 of back roller 36 along direction 30, and between path P 3 and P2.

Each plate 42 comprises a pair of plate 44 and 45 that is arranged side by side along direction 30, this is fixed on the serial load member (not shown) plate, so that around being parallel to each other and between control position W that is limiting guide face 43 on the relative both direction and stop position R, rotating transverse to the corresponding axis (not shown) of axle 29, wherein at stop position R, plate 44 and 45 is faced the ground configuration mutually, and is basically perpendicular to axle 29.

In actual use, storage chamber conveyer 6 moves along path P 1 continuously with a given speed V1, and an axle drive shaft (not shown) makes first roller 28 rotate around corresponding axle 29 along direction 30 with a superficial velocity that equals speed V1, and motion (as described in the patent application WO-A-9521771) is passed to second roller 32, this roller 34 rotates around corresponding axis 33 in the counterclockwise direction, thereby cigarette 3 is sent on second roller 32 from first roller 28.By serial load member (not shown), axle drive shaft (not shown) makes plate 42 rotate around axle 29 along direction 30, make roller 36 along the relative direction of direction 30 around rotating relative to axle 37, and roller is rotated around axle 29 with the rotation direction 30 that is same as corresponding plate 42, so that roller 36 rolls across along path P 3, and the continuous end that rolls across respective channel 16 of the bearing 40 of each roller 36 (by a kind of known planetary transmission, as described in the patent application WO-A-9521771) with a fixing Ring gear.

Cigarette 3 is sent to opening 22 and 23, the continuous plate of carrying 42 and roller 36 these openings of process of delivery port 14 and 15 with the form of stringer 19 along passage 16 by gravity.Along with the operation of plate 42 is passed through, cigarette 3 has been placed on the guide face 43 and in the mode of orderly control and has partly discharged from passage 16, and its direction depends on the orientation of passage 16, and at this moment bearing 40 is positioned at continuously and receives corresponding cigarette 3.

At layer 8a, when 8b, 8c took out from delivery port 14, each roller 36 made a layer 8a, 8b, and 8c delivers on 28, and makes roller 36 rotate a complete circle around corresponding axis 37, thereby makes a layer 8a, 8b, 8c takes out from delivery port 15.

In Fig. 2 changes, each output unit 4a, 4b, some rollers 36 of 4c are replaced with the reception roller 46 of anticlockwise direction 48 around corresponding axis 47 continuous rotation by some.Each roller 46 comprises a couple's half roller 49 with corresponding flute profile seat 50, each flute profile seat aligns with the respective seat 50 on second half roller 49, to receive and to maintain a corresponding cigarette 3, so that at opposed end near cigarette, each cigarette 3 is lived in roller 46 embeddings, and the bus of the pitch block 51 of the axis of cigarette 3 and roller 46 coincides.An air intake passage (not shown) terminates in each surface of 50, and is connected with an aspirator system (not shown) by a known air pressure distributing box (not shown); Roller 46 passes through to be supported with a series of load members (not shown) of direction 30 around axle 29 continuous rotation by its rotation, so that roller 46 also can be around axle 29 continuous rotation on direction 30.Owing to rotate and around axle 29 revolution, each roller 46 is with its pitch block 51 rollings along the rolling path P3 that is limited by roller 24 around himself axle 47.

The distance P that the circumference of pitch block 51 equals 2 times; And seat 50 is formed along two fan-shaped section 50a that are around on the pitch block 51 that separate each other, and its spacing equals distance P, and length equals to store chamber 7 length.

Delivery port 14 and 15 so is provided with each other, so that separately opening 22 and 23 corresponding positions, i.e. the end 21 of the end 20 of dividing plate 17 and wall 18, or the end of passage 16 is to be separated by a distance that equals distance P.

The circumference of the pitch block 51 of each roller 46 equals the distance P in 2 times storage chamber 7, and the circumference of roller 24 equals the distance P of whole figure place, and for the moving circle of revolution, each roller 46 is along roller 24 and opening 22 and 23 homophases like this.

In actual applications, roller 46 makes first fan-shaped section 50a that has seat 50 roll across opening 22, thereby in turn takes out ground floor 8a, 8b from opening 22,8c, and ground floor 8a, 8b, 8c are sent to during the roller 28, make second the fan-shaped section 50a that has seat 50 roll across opening 23, thereby take out second layer 8a, 8b, 8c from opening 23.

In the embodiments of figure 3, device 1 comprises that being used for each supplies with platform 13a, 13b, and the having of 13c is arranged side by side and transverse to two supply unit 4a of the corresponding axis 29 of the service direction D1 of conveyer 6,4c, 4b.Two supply unit 4a take out layer 8a from corresponding delivery port 14 and 15, and layer 8a are transported to the bottom in a series of storages chamber 7 that is tangential on respective rollers 32 operations.Equally, feedway 4b and 4c are transported to corresponding layer 8b and 8c in the corresponding storage chamber 7, and each supply unit 4a, and 4b, 4c comprise that some have the reception roller 36 that circumference equals a pitch block 41 of distance P.

Claims (10)

1, a kind of cigarette device of group in order that forms, every group (2) are that (8a, 8b 8c) limit every layer of cigarette (3) that comprises corresponding given number by the lamination of given number; This device (1) comprises the conveyer (6) of a continuous movement, and described conveyer (6) has a series of storage chamber (7) to be used for receiving corresponding described group, of cigarettes (2), and storage chamber (7) separates each other with given equidistant (P) along conveyer (6); A feed hopper (5) comprises that (13c) to be used for supplying with each layer same type, promptly each layer finally occupies identical position to a supply platform in storage chamber (7) for 13a, 13b; Be used for at least one that (8c) ((4c), (4a, 4b 4c) comprise that at least one receives roller (36 to each supply unit for 4a, 4b 13c) to deliver to the supply unit in storage chamber (7) for 13a, 13b from corresponding supply platform for 8a, 8b every type layer; 46), it is removablely supplied with platform (13a, 13b 13c), and outside fluting, is used for receiving and fixed phase is answered the circumferential seat (40 of cigarette (3) to limit some by corresponding; 50); Described seat (40; 50) at roller (36; 46) go up qualification one pitch block (41; 51); It is characterized in that each supply with platform (13a, 13b 13c) comprise a pair of supply delivery port (14,15), each delivery port be used to provide a corresponding described layer (8a, 8b, 8c); Each receives roller (36; 46) receive an equivalent layer (8a, 8b, cigarette 8c), and have the pitch block (41 that circumference equals described spacing (P) or equals integral multiple spacing (P) from least one described delivery port (14,15); 51).

2, device according to claim 1, (4c) (a pair of corresponding supply delivery port (14,15) 8c) links to each other for 8a, 8b with being used to provide the respective type layer for 4a, 4b to it is characterized in that each described supply unit; Described delivery port (14,15) comprises the corresponding outlet (22,23) that is provided with along a given rolling path (P3); And described reception roller (36; 46) moved the corresponding delivery port (14,15) of supplying with in pairs along a given path (P2) that extends, so that roll across along described rolling path (P3).

3, device according to claim 2 is characterized in that described two openings (22; 23) be provided with along described rolling path (P3), the spacing (P) of the spacing that equals described storage chamber (7) arranged between two openings, or equal the spacing (P) in the storage chamber (7) of integral multiple.

4, according to one of aforesaid right requirement described device, it is characterized in that the circumference of described serrated roller (41) equals the spacing (P) in the chamber of storing.

5, device according to claim 4, the quantity that it is characterized in that described seat (40) equals respective type layer (8a, 8b, the 8c) quantity of the cigarette in (3), and be formed on by on described pitch block (41) the determined fan-shaped section of circumferential section (40a).

6, according to the described device of one of claim 1-3, the circumference that it is characterized in that described pitch block (51) equals to store 2 times of chamber spacing (P).

7, device according to claim 6, the quantity that it is characterized in that described seat (50) equals corresponding described type layer (8a, 8b, cigarette 8c) (3) quantity, described seat is formed on two equal fan-shaped section (50a), fan-shaped section (50a) is provided with around described pitch block (51), and its spacing equals the spacing (P) in described storage chamber (7).

8, device according to claim 1, ((4a, 4b's each delivery port (14,15) 13c) 4c) match with corresponding supply unit for 13a, 13b to it is characterized in that each described supply platform; Two supply unit (4a; 4b; 4c) carry same kind layer (8a placed adjacent one another; 8b; 8c).

9, device according to claim 8 is characterized in that the circumference of described pitch block (41) equals to store chamber spacing (P).

10, device according to claim 9 is characterized in that the quantity of described seat (40) equals corresponding described type layer (8a, 8b, 8c) quantity of the cigarette in (3); Described seat (40) is formed on the fan-shaped section (40a) that is limited by described pitch block (41) circumferential section.

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