CN1241982A - Conveying tobacco - Google Patents

Abstract

A conveyer is used for conveying particle tobacco, and includes an elastically mounted conveying disk (12) and an imbalance motor (31) mounted on the disk. The performance index such as 80x10<3> kilogram/ kWh can be obtained. Under the action of the motor, the disk can swing at 400 cycle/minute or higher frequency and has at least an angle of 25 degrees with the level surface.

Description

Tobacco is carried

The present invention relates to the conveying of graininess tobacco.

In making the tobacco preparation process of cigarette, the blade-section of tobacco leaf and bar stem portion stand some processing, its generally comprise soak, cut, dry and mixing.Tobacco utilizes the jigging conveyer of balance to be transported to next processing unit from a processing unit usually.In these conveyers, the swing that transfer dish is determined by crank mechanism, the stroke of transfer dish is the twice of crank radius.These conveyers comprise a reaction mass, and the weight ratio of this reaction mass and transfer dish generally is about 7.

The purpose of this invention is to provide a kind of mode new, improved greatly conveying granular tobacco.

Term used herein " graininess tobacco " comprises blade, bar stem, expanded tobacco, reconstituted tobacco and composition thereof.

The invention provides the method for a kind of conveying granular tobacco, wherein the graininess tobacco is by a conveyor delivery, this conveyer comprises bearing set, transfer dish and vibrating motor device, this transfer dish elastomeric mounting is on described bearing set, this motor apparatus and this transfer dish are installed together, this transfer dish under the effect of reaching motor apparatus with about 400 cycles/minute or higher frequency and with horizontal surface at least into about the projectional angles swing at 25 degree angles.

Bearing set can advantageously be taked along the form of the first and second longitudinally-spaced stand apparatus of conveyer.This first and second stand apparatus can be arranged on each end regions of conveyer.

Transfer dish should be installed on the bearing set by elastic mounting device, and this elastic mounting device makes that transfer dish can be with respect to bearing set along the longitudinal direction of transfer dish with perpendicular to this hunting motion of direction generation longitudinally.

Preferably conveyer comprises first and second elastic mounting devices, be installed on the bearing set by this transfer dish of this elastic mounting device, this erecting device lays respectively at first and second positions, this position is along a longitudinally-spaced segment distance of conveyer, and this distance is most of transfer dish length.

Preferably, the vibrating motor device be unbalanced, be the vibrating motor device of eccentric weight.

Adopted two mutually despun vibrating motors in a kind of suitable setting, these two vibrating motors are installed in each side of transfer dish respectively.Perhaps, two vibrating motors can coordination be installed in above or below the transfer dish.Also can imagine adopt a single vibrating motor, this single-motor be installed in transfer dish above or below and be symmetrical in the longitudinal centerline of transfer dish.

More preferably vibrating motor device rigidity is installed on the transfer dish, so with the wobbulation identical with transfer dish.

Preferably, the frequency of swing transfer movement for or be about 500 cycles/minute or higher.Described aptly frequency for or be about 600 cycles/minute or higher, even more be suitably or be about 700 cycles/minute or higher.Described frequency even can surpass 900 cycles/minute for example is 1500 cycles/minute.

If transfer dish is arranged on the horizontal surface or near horizontal surface, then the projectional angle of transfer movement is suitable at 45 or at 45 approximately with horizontal surface.If transfer dish (on throughput direction) is acclivitous, then projectional angle can become 60 ° or or even 70 ° with horizontal surface.

When measuring on the rectilinear direction of aforementioned projectional angle, the stroke of the hunting motion of this transfer dish is suitably 20mm or littler.Ground preferably, this stroke is 15mm or littler; And even be that this stroke is 10mm or littler more aptly.Described stroke even can be low to moderate about 2mm.

Transfer dish can the along continuous straight runs setting or is arranged to tilt for example to reach 25 ° of angles with horizontal surface.

Shown in cross sectional drawing, transfer dish can comprise a horizontal feed surface and the upwardly extending wall device that is positioned at the lateral edge place of this feed surface.According to another kind of structure, shown in cross sectional drawing, transfer dish can comprise a feed surface that takes the shape of the letter U substantially.

The feed surface of transfer dish can be an edge indention in a lateral direction.Perhaps, feed surface can be at least roughly level and smooth, also is like this even transfer dish favours under the situation of horizontal surface along throughput direction.

If the graininess tobacco arrives conveyer from a tobacco processing unit, wherein this tobacco processing unit makes tobacco temperature surpass ambient temperature and/or keeps tobacco temperature to be in such temperature value, and then conveyer can comprise or have the tobacco cooling mechanism.Therefore, for example cooling mechanism can be arranged to effectively coolant air to be guided to downwards on the tobacco on the transfer dish, perhaps cooling mechanism can comprise a pumping chamber that is positioned at the transfer dish below, and transfer dish can comprise the aperture, by this aperture, coolant air can upwards guide to the tobacco on the transfer dish from the pumping chamber.In the later case, the device of formation pumping chamber can be fixed in transfer dish so that move with transfer dish.

In the another kind of the inventive method is used, by conveyer tobacco is fed to following such tobacco cutting machine, that is: in the operation of the tobacco cutting machine of this type, tobacco is fed to the cutting blade of motion as compressed " newborn cake ".According to this application, selected a less projectional angle, make that in the forward movement process of transfer dish tobacco particle has moved forward one section less than in big following distance that can obtain distance of projectional angle condition.Therefore, if for example the transfer dish along continuous straight runs is provided with, selected projectional angle is less than 45 °; It can be for example in 25 ° to 30 ° scope.

The feed surface of transfer dish can comprise the aperture of running through wherein, and the graininess tobacco removes from the tobacco bed by conveyor delivery than granule thus.

The method according to this invention, the balance vibration conveyer that has similar transfer dish width with employing carries the orthodox method of tobacco to compare, and for the given horsepower input of vibrating motor device, can carry remarkable greater weight tobacco by in unit time.

By means of the embodiment that adopts the inventive method, when adopting the horizontal flat panconveyor of 600mm transfer dish width, can between a processing unit and another processing unit, per hour carry 10000kg (or more) through cut-off blade with through the smokable filler compound of cutter bar stem.

Equally, by means of the embodiment of the inventive method, for the horizontal flat panconveyor of carrying through cutting tobacco, in the dish width range of 600mm to 1200mm, can obtain to surpass

Performance index, for example be

Equally, for the hoisting type conveyer that the dish width is 600m to 1200m, the inventive method can obtain to surpass Performance index, for example be

When the material of being carried is the compound of tobacco rods stem (expansion or unexpanded), the cut-off blade that expands and cutter bar stem and cut-off blade, adopt the present invention can obtain to compare significant advantage with the orthodox method of carrying tobacco.

In order to be expressly understood the present invention and to be easy to its enforcement is described by means of embodiment below with reference to accompanying drawings, wherein:

Fig. 1 illustrates the front view of conveyer; And

Fig. 2 illustrates the lateral plan that conveyer shown in Figure 1 is seen along the arrow A direction.

Conveyer shown in Figure 1 comprises first and second bearing sets 1 and 2.Each bearing set 1 and 2 comprises a bearing of representing with label 3 and 4 respectively.Bearing 3 comprises a vertically extending column 5, a base plate 6 and an entablatrance 8 (see figure 2)s that are firmly secured to floor 7.Equally, bearing 4 comprises a vertically extending column 9, a crossbeam (not shown) that is firmly secured to the base plate 10 on floor 7 and is similar to the crossbeam 8 of bearing 3.

Conveyer also comprises a transfer dish 12, and this transfer dish 12 is installed on the bearing 3,4 by elastic mounting device.This elastic mounting device totally represents that with label 13,14 it will be described in detail hereinafter.

Fixedly secure is carriage 15 and 16 at each end of crossbeam 8.The lateral reinforcement part 17 and 18 of longitudinal extension is fixed on each side of transfer dish 12 respectively in the bottom of transfer dish 12.Below and each parts that a plurality of horizontal dish support beam parts (being four here) are installed in dish 12 are equally spaced along the length of coiling 12.In Fig. 2, one of them such beam illustrates with label 19.Be fixed on described beam each end be that one of them beam 19 illustrates in the drawings along the channel part 20 and 21 of dish 12 longitudinal extension.As can be seen from Figure 2, the vertical component of lateral reinforcement part 17 and channel part 20 aligns, and same, the vertical component of lateral reinforcement part 18 and channel part 21 aligns.Carriage 22 and 23 is individually fixed in channel part 20 and 21.

Elastic mounting device 13 comprises the housing 24 that is firmly secured to carriage 16 and 25 and the housing 26 and 27 that is firmly secured to carriage 23.Elastic mounting device 13 also comprises four connecting rod a-d.Having the cross section of extending perpendicular to Fig. 1 drawing at each end of each connecting rod is square pin (not shown).The pin of connecting rod a and b lower end runs through housing 24 and 25, and the pin of connecting rod c and d upper end runs through housing 26 and 27.The pin of the pin of connecting rod a and b upper end and connecting rod c and d lower end runs through housing 28 and 29.In each aforementioned housing, be filled the antitorque material of elastic body around the above-mentioned pin.

One skilled in the art will appreciate that the same structure that the elastic mounting device (illustrating with label 30 at Fig. 2) that is arranged in the conveyer opposite side is described about erecting device 13 above having.In addition, erecting device 14 (Fig. 1) has similar structure, promptly is equivalent to the erecting device of erecting device 14 of the opposite side of conveyer.

What firmly be installed in each side of conveyer is the unbalance vibration motor.One of them motor is shown among Fig. 1 with label 31.Motor 31 is installed on channel part 21 by adapter plate 32 rigidity.The motor that is positioned at the conveyer opposite side correspondingly is installed on the channel part 20 by the adapter plate (not shown).One rigid tubular beam (not shown) extends between each adapter plate and is fixed in each adapter plate.

As can be seen from Figure 1, transfer dish 12 has along throughput direction (arrow B) degree of dip slightly upwards.Equally as can be seen from Figure 1, motor 31 is mounted to the angle at 45 with horizontal surface, forms 45 ° projectional angle with respect to the horizontal plane thus on throughput direction, and the motor of accompanying that is positioned at the conveyer opposite side is mounted to and horizontal surface angle at 45 equally.

A cover cap 33 is installed, so that hold any break flour part of the tobacco of carrying on transfer dish 12.

Tobacco is supplied with the upstream extremity that belt conveyer 34 is arranged on conveyer.

When two vibrating motors being arranged to switched in opposite are activated, make transfer dish 12 (with two motors) with the frequency of for example 960 cycles/minute and for example vibrate along the stroke of projectional angle rectilinear direction 16mm.After the tobacco of cutting is transferred machine 34 when being transported to dish 12 upstream extremity, tobacco is delivered to the downstream end of dish 12 effectively when this.

As can be seen from Figure 1, vibrating motor is with the angle orientation at 45 with horizontal surface.Reverse by the location that makes motor, promptly, the throughput direction of tobacco is become oppositely by making 90 ° of each motor swings.Motor can perhaps utilize the Power Drive Unit of Long-distance Control to make the location oppositely with manually making the location oppositely.

Claims (11)

1. the method for a conveying granular tobacco, wherein the graininess tobacco is by a conveyor delivery, this conveyer comprises bearing set, transfer dish and vibrating motor device, this transfer dish flexibly is installed on the described bearing set, this motor apparatus and this transfer dish are installed together, this transfer dish under the effect of described motor apparatus with about 400 cycles/minute or higher frequency and with horizontal surface at least into about the projectional angles swing at 25 degree angles.

2. a method as claimed in claim 1 is characterized in that, described graininess tobacco is handled tobacco with next processing unit by described conveyer the tobacco of a processing unit and carries between entering the mouth.

3. the method as claim 1 or 2 is characterized in that, described motor apparatus is unbalanced vibrating motor device.

4. one kind as claim 1,2 or 3 method, it is characterized in that described motor apparatus rigidity is installed on the described transfer dish.

5. each a method in the claim as described above is characterized in that the stroke of described swing transfer movement is measured as 20mm or littler along the rectilinear direction of described projectional angle.

6. a method as claimed in claim 5 is characterized in that, described stroke is 15mm or littler.

7. a method as claimed in claim 6 is characterized in that, described stroke is 10mm or littler.

8. each a method in the claim as described above is characterized in that described performance index is at least

9. a method as claimed in claim 8 is characterized in that, described performance index is at least

10. one kind as each method in the claim 1 to 7, it is characterized in that described transfer dish favours horizontal surface and described performance index is at least

11. the method as claim 10 is characterized in that described performance index is at least

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