KR101175155B1 - Groove filter for cigarette and manufacturing device thereof - Google Patents

Abstract

The present invention forms a pleated portion along the longitudinal direction between the plug wrap and the rolled paper surrounding the filter along the entire circumference of the filter, and the air flow in the filter when smoking through a vent formed between the rolled paper and the rolled paper. Its purpose is to uniformly disperse and improve adsorption performance, thereby effectively removing harmful components contained in cigarette smoke and improving the taste of cigarettes and the filtration efficiency of filters.

In order to achieve the above object, the present invention provides a plug (1) in the form of a rod-shaped material formed by molding the raw material for the filter, and forming a pleated portion (3a) along the longitudinal direction while covering the entire circumference of the plug (1). It is provided with the plug wrap 3 and the wound paper 5 which wraps around the circumference | surroundings of the said plug wrap 3, and forms the ventilation hole between the said pleats 3a.

Tobacco, Filter, Groove, Wrinkle, Vent, Adsorption

Description

Groove filter for cigarette and manufacturing device

BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a tobacco groove filter and a device for manufacturing the same. More particularly, the present invention relates to a pleat for forming a vent hole over the entire circumference of a filter between a plug wrap surrounding a plug and a rolled paper surrounding the plug wrap. The present invention relates to a tobacco groove filter and an apparatus for manufacturing the same, wherein the portion is formed intermittently or at regular intervals along the length of the filter.

In general, the tobacco filter filters a variety of harmful substances such as nicotine and tar included in the smoke generated during the combustion of tobacco. To this end, the cigarette filter not only applies plasticizer and fragrance or natural extract to Acetate tow, a raw material in the form of a sheet, but also has activated carbon having excellent adsorptive performance against harmful substances harmful to humans as a particulate material between the fiber layers. For the purpose of adsorbing or improving the taste and filtration efficiency of tobacco, particulate matter such as zeolite, diatomaceous earth, natural medicine, green tea, etc. may be included in the fibrous layer.

In addition, the conventional cigarette filter is manufactured by molding the raw material of the acetate tow into a rod, wrapping a rolled paper around the molded rod, and making a filter plug of a suitable diameter, and then cutting the filter plug of the manufactured rod into a proper length. The final product can be combined with the tobacco tobacco part.

However, in the conventional general tobacco filter manufactured as described above, a phenomenon in which the flow of air in the filter is concentrated on the center of the filter during smoking occurs, so that harmful components contained in the smoke of the cigarette are collected at the center of the filter. There has been a problem that the filtration efficiency of the filter is lowered, thereby lowering the taste of tobacco.

Accordingly, the present invention has been made in view of the above-mentioned matters, and forms a pleated portion along the longitudinal direction between the plug wrap and the rolled paper surrounding the filter along the length of the filter and between the rolled paper and the rolled paper. It improves adsorption performance by uniformly dispersing the air flow in the filter when smoking through the formed ventilator, thereby effectively eliminating harmful components contained in the cigarette smoke, and improving the taste of the cigarette and the filtration efficiency of the filter. The purpose is to make it possible.

In addition, the present invention reduces the time required for the replacement of the equipment in changing the shape of the pleats formed on the plug wrap in various forms, and in particular, the general purpose of the equipment to be able to manufacture a groove filter of various forms in the same production equipment The purpose is to promote enemy operations.

The present invention for achieving the above object, the raw material supply unit having a first supply facility for supplying the acetate tow corresponding to the raw material of the sheet-shaped filter;

A plug wrap supply unit having a second supply facility for supplying a plug wrap in sheet form, and a pleat forming unit for forming a plurality of wrinkle sections along the length direction over the entire length of the plug wrap provided from the second supply facility;

A rolled paper supply unit having a third supply device for supplying rolled paper in a sheet form;

A core molding part for molding the sheet-shaped acetate tow provided from the raw material supply part into a plug in the form of a rod;

A filter molding part which wraps the plug wrap and the wound paper sequentially around the plug formed by the core shaping part, and forms a ventilation hole between the pleats of the plug wrap and the wound paper to produce a semi-finished filter; And

The present invention provides a groove filter manufacturing apparatus including a filter cut part which cuts a semifinished filter produced by the filter forming part into a predetermined prescribed length and completes the final filter.

In the present invention, the first supply equipment is a plurality of driving rollers for stretching and feeding the compression-packed acetate tow in the tow storage unit, and a plasticizer application unit for applying a plasticizer to the acetate tow stretched by the drive rollers, And a tension adjusting roller for adjusting the tension of the acetate tow fed by the driving roller; The second supply equipment includes a bobbin winding a plug wrap, a plurality of driving rollers for feeding the plug wrap wound on the bobbin, and a tension adjusting roller for adjusting tension on the plug wrap fed by the driving roller. The third supplying apparatus includes: a bobbin for winding a winding paper, a plurality of driving rollers for feeding the winding paper wound on the bobbin, and an adhesive applying facility for applying an adhesive to the winding paper fed by the driving roller. Equipped.

In the present invention, the core shaping portion includes an air jet for focusing and molding the acetate tow provided from the raw material supply portion into a rod-shaped plug, wherein the filter shaping portion is formed of the plug molded by the core shaping portion. It is provided with a chamber around the plug wrap and the rolled paper in order to form a ventilation hole between the pleated portion of the plug wrap and the rolled paper, and an endless belt continuously supplying the plug, the plug wrap, and the rolled paper to the chamber. The filter cutting portion includes a knife carrier for cutting the filter produced by the filter forming portion to a prescribed length.

In the present invention, the pleat forming portion is a pair of agents to form a continuous pleat portion in the plug wrap by interdigitating with the plug wrap between while forming a plurality of peaks and valleys in the circumferential direction over the entire circumference of the contact surface And a driving means for rotating the first crimping roller.

In the present invention, the pleat forming portion forms a plurality of peaks and valleys in the circumferential direction over the entire circumference of the contact surface, while forming a plurality of grooves at equal intervals over the entire circumference in the direction crossing the peaks and valleys A pair of second crimping rollers which are interdigitated with the plug wraps interposed therebetween to form discontinuous corrugations that alternately form the creases and the wrinkles at equal intervals between the plug wraps, and the second crimping And a driving means for rotating the roller, wherein the groove is formed of a polygonal cross section such as a square section or a triangular section opened toward the contact surface or a circular section opened toward the contact surface.

In addition, using the groove filter manufacturing apparatus according to the present invention, a plug in the form of a rod-shaped molded material for the filter, a plug wrap formed in the pleated portion along the longitudinal direction while covering the entire circumference of the plug, and the plug wrap The present invention provides a tobacco groove filter including a rolled paper wrapping the entire circumference of and forming a ventilation hole therebetween.

In the present invention, the pleated portion is continuously formed in the longitudinal direction over the entire length of the plug wrap, or the pleated portion is formed at equal intervals along the longitudinal direction over the full length of the plug wrap, or the pleated portion is the plug wrap It is characterized by being formed alternately with the folds at equal intervals along the longitudinal direction over the entire length of the.

The present invention further comprises a general filter or activated carbon filter disposed between the plug wrap, and the cigarette paper for forming a composite filter by closing the entire circumference of the plug and the plug wrap and the normal filter or the activated carbon filter by the rolled paper. It is characterized by providing a groove filter.

According to the tobacco groove filter and the apparatus for manufacturing the same according to the present invention, a plurality of pleats are formed along the longitudinal direction over the entire circumference of the filter between the plug wrap surrounding the plug and the rolled paper surrounding the plug wrap. It is possible to more uniformly disperse the air flow in the filter during smoking through a vent formed to have a local cross-sectional area between the rolled paper.

In addition, the present invention can improve the adsorption performance of the filter by improving the adsorption performance of the filter by more uniformly dispersing the flow of air in the filter over the entire area of the filter, it is possible to improve the taste of the cigarette.

In addition, the present invention can change the shape of the pleated portion formed in the plug wrap to a variety of forms through the replacement of the crimping roller to implement the manufacture of a filter having a variety of grooves, in particular by changing the type of groove filter In production, it is possible to shorten the time required for the replacement of equipment as well as to manufacture various types of filters in one production facility, thereby enabling the general operation of the facility.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying exemplary drawings.

As shown in FIGS. 1 to 4, the tobacco groove filter according to the present invention comprises a plug 1, a plug wrap 3, and a rolled paper 5.

The plug 1 is formed by molding a sheet corresponding to a raw material of a tobacco filter such as acetate tow in the form of a rod, and corresponds to a core of the tobacco filter. The plug wrap 3 is coupled to surround the front circumference at the outside of the plug 1 to form a plurality of corrugated portions 3a along its longitudinal direction. The rolled paper 5 is coupled to surround the front circumference at the outside of the plug wrap 3 to form a ventilation hole of a predetermined gap between the wrinkled portion 3a.

Here, the pleats 3a formed on the plug wrap 3 may be molded in various forms, for example, the pleats 3a may have the full length of the plug wrap 3 as shown in FIG. 1. It is formed continuously along the longitudinal direction over. In addition, the wrinkle portion (3a) is formed intermittently at equal intervals along the longitudinal direction over the entire length of the plug wrap (3) as shown in FIG. In this case, the plug wrap 3 may alternately form the non-wrinkle portion (3b) of the flat form at equal intervals in the longitudinal direction over the entire length.

In addition, the present invention provides a groove filter for forming a vent hole by the pleats (3a) through the plug (1), the plug wrap (3) and the rolled paper (5), Figures 3 and 4 As shown in FIG. 1, a combination method of alternately arranging various types of filters, such as a rod-shaped general filter 7 or a rod-shaped activated carbon filter 9, between the pleats 3a may be alternately arranged. Of course, it is possible to produce a composite groove filter for tobacco. In this case, the general filter 7 uses only acetate tow, and the activated carbon filter 9 is prepared by adding activated carbon to the raw material of acetate tow.

As shown in Figure 5 to Figure 7 apparatus for manufacturing a tobacco groove filter for tobacco according to the present invention is provided by the raw material supply unit for providing a sheet corresponding to the raw material of the tobacco filter, such as acetate tow (T), and the raw material supply unit Plug wrap supply unit for supplying the plug wrap 3 of the sheet form to surround the plug (1) in the form of a rod-shaped molded from the acetate tow (T), the sheet-shaped rolled paper to wrap the plug wrap ( 5) A rolled sheet supply unit for supplying a core, a core forming unit for forming an acetate tow T in a sheet form provided from the raw material supply unit into a plug 1 in the form of a rod, and a plug formed by the core forming unit 1 The plug wrap 3 and the rolled paper 5 are sequentially wrapped around the periphery thereof to form a ventilation hole between the pleated portion 3a of the plug wrap 3 and the rolled paper 5 to be integrated. And a filter cutting part for producing a filter in the form of a product, and a filter cutting part for cutting the semi-finished filter produced by the filter forming part into a predetermined length and completing the filter for final delivery to a tobacco manufacturing process. .

In this case, the acetate tow T provided to the core forming part through the raw material supply part, the plug wrap 3 provided to the filter forming part through the plug wrap supply part, and the filter forming part through the rolled paper supply part. The rolled paper 5 provided is fed to the filter making apparatus through respective supply paths.

To this end, the raw material supply unit is provided with a first supply facility 10 for supplying the acetate tow (T) which is the raw material of the filter to the core forming unit, the first supply facility 10 is a plurality of drive rollers (12) extends the material in the form of a sheet by applying a proper tension to the acetate tow (T), which is a raw material laminated in a compressed packing state in the tow storage unit 14, and applies the appropriate hardness to the stretched material. The plasticizer is added through the plasticizer application part 16 to give it. In addition, the raw material supply portion is provided with a tension control roller 18 for adjusting the tension with respect to the acetate tow (T) fed by the drive roller 12 to achieve the in-situ cut of the filter made by the filter cutting portion. do.

The plug wrap supply unit includes a second supply facility (20) for feeding the raw material of the plug wrap (3) in the form of a sheet wound on the bobbin (24), the second supply facility (20) Tension adjusting roller 26 for adjusting the tension with respect to the drive roller 22 and the plug wrap 3 fed by the drive roller 22 to achieve the in-situ cut of the filter made by the filter cutting part. It is provided. In addition, the plug wrap supply portion is a wrinkle forming portion for forming a multi-row wrinkled portion (3a) bent unevenly up and down along the longitudinal direction over the entire length of the plug wrap (3) fed through the drive roller 22 Equipped.

Here, the pleat forming portion forms a pleat portion 3a in a continuous form over the entire length of the plug wrap 3. In addition, the pleated portion to form a pleated portion (3a) that is not continuous over the full length of the plug wrap 3 at equal intervals, in which case the pleated portion over the full length of the plug wrap (3) A non-wrinkle portion 3b having a shape that does not rise and fall at equal intervals is alternately formed together with the wrinkle portion 3a.

To this end, the pleat forming portion is interdigitated with the plug wrap 3 interposed therebetween while forming a plurality of peaks and valleys 28-1 in the circumferential direction over the entire circumference of the contact surface and continuous to the plug wrap 3. A pair of first crimping rollers 28 which form a multi-row crease, a shaft 28a for rotating the first crimping roller 28, a bearing 28b for supporting the shaft 28a, and Drive means including a facility 28c of a power transmission system for providing rotational force to the shaft 28a is provided.

Further, the pleat forming portion forms a plurality of hills and valleys 29-1 in the circumferential direction over the entire circumference of the contact surface, and evenly spaces the grooves 29-2 over the entire circumference in the direction crossing the hills and valleys. To form a plurality of the gap between the plug wrap (3) between the interdigital coupling to place the pleated portion (3a) and the non-wrinkle portion (3b) at equal intervals in the plug wrap (3) A pair of second crimping rollers 29 forming a continuous intermittent corrugation portion in multiple rows, a shaft 29a for rotating the second crimping roller 29 and a bearing for supporting the shaft 29a ( 29b) and drive means including a power transmission system (29c) for providing rotational force to the shaft (29a). In addition, in the embodiment of the present invention, the groove 29-2 formed in the second crimping roller 29 has a polygonal cross section, such as a rectangular cross section or a triangular cross section, which is opened toward the contact surface in the form of a cross section. It may be formed, or may be set to a circular cross section.

The rolled paper supply unit includes a third supply device 30 for feeding the raw materials of the sheet of rolled paper 5 wound on the bobbin 34, and the third supply device 30 has a plurality of It consists of a driving roller 32. Further, the rolled paper supply unit sequentially the plug wrap 3 fed from the plug wrap supply unit around the plug 1 formed into a rod by the core forming unit together with the rolled paper 5. An adhesive coating facility 36 for laminating and adhering is provided.

The core molding part is provided to funnel-shaped air jet 40 for primary molding by focusing the sheet-shaped acetate tow T provided from the raw material supply part into a plug-shaped plug 1. At this time, the air jet 40 performs a function of transferring the acetate tow (T) in a bulky state to the filter forming part in a stable state by using pressurized air to speed up the speed in the manufacture of the cigarette filter. Will contribute.

The filter forming part corresponds to a roll_up portion, and sequentially wraps the plug wrap 3 and the rolled paper 5 around the front circumference of the plug 1 primarily formed by the core forming part. And second molding by focusing in the form of a rod, and forming a vent hole of a predetermined size between the pleated portion 3a of the plug wrap 3 and the rolled paper 5 along the longitudinal direction of the filter and semifinished product. A chamber 42 made of a filter is provided. In this case, the filter forming part continuously supplies the plug 1, the plug wrap 3, and the rolled paper 5 to the chamber 42. The plug wrap 3 and the rolled paper around the plug 1. An endless belt 44 is provided to allow the 5 to be sequentially wrapped.

The filter cutting portion has a knife carrier 46 which is finished by the filter forming portion to cut the semifinished filter produced to an appropriate prescribed length into a final filter which is combined with the tobacco field in the tobacco manufacturing process.

Hereinafter, the manufacturing process of the groove filter according to the present invention will be described in detail.

First, by applying the appropriate tension through the operation of the drive roller 12 to the acetate tow (T) laminated in the tow storage unit 14 through the raw material supply unit to draw in a sheet form to the air jet 40 of the core molding portion ).

At the same time, the plug wrap 3 wound on the bobbin through the plug wrap supply part is also provided to the wrinkle forming part through the operation of the driving roller 12, and the wrinkle forming part has the first crimping roller 28 or A continuous pleat or discontinuous intermittent pleat is formed in the plug wrap 3 via the second crimping roller 29 and then supplied to the chamber 42 of the filter forming portion.

At the same time, the rolled paper supply unit also supplies the rolled paper 5 in the bobbin wound state to the chamber 42 of the filter forming unit through the operation of the driving roller 12. In this process, the adhesive application facility ( 36 applies a suitable amount of adhesive to the surface of the rolled sheet of paper 5 supplied to the chamber 42, so that the plug wrap 3 over the outer circumference of the plug 1 in the manufacture of the tobacco filter by the filter forming section. ) And the rolled paper (5) to be laminated sequentially to be combined.

That is, in the present invention, the acetate tow T in the form of a sheet is provided in the core molding part in the raw material supply part, and the plug 1 is first molded and then provided to the chamber 42 of the filter molding part. A plug wrap 3 having a pleated portion 3a formed through a plug wrap supply portion is provided to the chamber 42 of the filter forming portion, and a rolled sheet of paper 5 coated with an adhesive through the rolled paper supply portion is provided with the filter. By being provided to the chamber 42 of the molded part, in the filter molded part, the plug wrap 3 and the rolled paper 5 can be attached to the front circumference of the plug 1, in particular, the pleats of the plug wrap 3. It is possible to produce a groove filter in which a plurality of ventilation holes having a predetermined gap are formed over the entire circumference of the plug 1 along the length direction of the filter between the 3a and the rolled paper 5.

A plurality of air vents formed along the length of the filter between the pleats 3a of the plug wrap 3 and the rolled paper 5 may prevent the air flow in the filter from collecting only at the center of the filter when smoking. By performing the role of evenly distributed throughout the site it is possible to improve the adsorption performance and filtration efficiency of the filter for the harmful substances contained in the cigarette smoke, it is possible to improve the taste of the cigarette.

In particular, in the present invention, the pleat forming portion provided in the plug wrap supply portion is a continuous pleat or discontinuous with respect to the plug wrap 3 through the replacement installation of the first crimping roller 28 or the second crimping roller 29. Since the intermittent type of the pleats can be selectively formed, the plug wrap 3 of various forms can be manufactured only by replacing the crimping roller, if necessary, during the manufacture of the groove filter, thereby making the production of more various types of filters. In the implementation, it is possible to shorten the time required for the replacement of the equipment and to have the advantage of enabling the efficient operation of the equipment.

As described above with reference to the accompanying drawings for the preferred embodiment of the present invention, the present invention is not limited by the above-described specific embodiments, those of ordinary skill in the art to which the present invention belongs Various modifications and variations are possible within the scope of the spirit and scope of the present invention as set forth below.

1 is an exploded view of a groove filter according to the present invention, showing an embodiment with continuous pleats.

2 is an exploded view of a groove filter according to the present invention, showing an embodiment with discontinuous pleats.

Figure 3 and Figure 4 is an exploded view of the composite filter for tobacco prepared using the groove filter according to the present invention.

Figure 5 is a block diagram showing a groove filter manufacturing apparatus according to the present invention.

6 and 7 illustrate the first and second crimping rollers of the pleat forming portion shown in FIG.

Description of the Related Art

1-plug 3-plug wrap

3a-wrinkle 3b-wrinkle

5-roll paper 7,9-general filter, activated carbon filter

10-First Supply Equipment 12-Drive Roller

14-toe storage 16-plasticizer application

18-tension adjusting roller 20-second supply equipment

22-driven roller 24-bobbin

26-Tension Control Roller 28-First Crimping Roller

29- Second Crimping Roller 30- Third Supply Equipment

32-drive roller 34-bobbin

36-adhesive applicator 40-Airjet

42-chamber 44-stepless belt

46- Knife Carrier

Claims (7)

A plasticizer for applying a plasticizer to the plurality of drive rollers 12 for stretching and feeding the compressed-packed acetate tow T in the tow storage unit 14 and the acetate tow T drawn by the drive rollers 12. A raw material supply part having a first supplying device (10) having an applicator (16) and a tension adjusting roller (18) for adjusting tension on the acetate tow (T) fed by the drive roller (12); A bobbin 24 for winding the plug wrap 3, a plurality of drive rollers 22 for feeding the plug wrap 3 wound on the bobbin 24, and fed by the drive roller 22 A second supply facility (20) having a tension adjusting roller (26) for adjusting tension on the plug wrap (3), and a longitudinal direction over the entire length of the plug wrap (3) provided from the second supply facility (20); A plug wrap supply unit having a pleat forming unit for forming the pleat unit 3a in multiple rows along the line; The bobbin 34 winding the rolled paper 5, the plurality of drive rollers 32 feeding the rolled paper 5 wound on the bobbin 34, and the feed roller 12 is fed A wound paper supplying unit having a third supplying device (30) having an adhesive applying facility (36) for applying an adhesive to the rolling paper (5); A core molding part having an air jet 40 for focusing and molding the acetate tow T provided from the raw material supply part into a plug-shaped plug 1; The plug wrap 3 and the rolled paper 5 are sequentially wrapped around the plug 1 formed by the core forming part, and the pleats 3a and the winding of the plug wrap 3 are wound. A chamber 42 forming a vent hole between the rolled papers 5, and an endless belt 44 for continuously supplying a plug 1, a plug wrap 3, and a rolled paper 5 to the chamber 42. A filter molding unit; And A groove filter manufacturing apparatus comprising a filter cutting portion having a knife carrier (46) for cutting the filter produced by the filter forming portion to a prescribed length. The method according to claim 1, The pleat forming portion is interdigitated with the plug wrap 3 therebetween, forming a plurality of peaks and valleys 28-1 in the circumferential direction over the entire circumference of the contact surface, thereby forming a continuous pleat portion in the plug wrap 3. A pair of first crimping rollers 28 to form; A shaft 28a for rotating the first crimping roller 28, a bearing 28b for supporting the shaft 28a, and a power transmission system facility 28c for providing rotational force to the shaft 28a. Apparatus for manufacturing a tobacco groove filter for a tobacco comprising a driving means having a. The method according to claim 1, The pleat forming portion forms a plurality of hills and valleys 29-1 in the circumferential direction over the entire circumference of the contact surface, and the grooves 29-2 around the circumference in the direction crossing the hills and valleys 29-1. While forming a plurality of evenly spaced over, the mutually engaged with the plug wrap (3) therebetween to alternately form the pleated portion (3a) and the non-wrinkle portion (3b) at equal intervals on the plug wrap (3) A pair of second crimping rollers 29 to form; A shaft 29a for rotating the second crimping roller 29, a bearing 29b for supporting the shaft 29a, and a power transmission system 29c for providing rotational force to the shaft 29a. Including a drive means having a groove groove filter for tobacco, characterized in that formed in a polygonal cross section, such as a rectangular cross section or a triangular cross section opened toward the contact surface or a circular cross section opened toward the contact surface. Manufacturing equipment. A plug 1 formed by molding a sheet of acetate tow in the form of a rod; A plug wrap (3) covering the entire circumference of the plug (1) to form a pleat (3a) in the longitudinal direction; And A rolled paper 5 is formed around the entire circumference of the plug wrap 3 to form a ventilation hole between the pleats 3a, and the pleats 3a are the entire length of the plug wrap 3. A tobacco groove filter for tobacco, characterized in that it is continuously formed in the longitudinal direction over. delete A plug 1 formed by molding a sheet of acetate tow in the form of a rod; A plug wrap (3) covering the entire circumference of the plug (1) to form a pleat (3a) in the longitudinal direction; And A rolled paper 5 is formed to surround the entire circumference of the plug wrap 3 to form a ventilation hole between the pleats 3a, wherein the pleats 3a are the entire length of the plug wrap 3. A tobacco groove filter for tobacco, characterized in that it is alternately formed with the non-wrinkle portion (3b) at equal intervals in the longitudinal direction over. The method according to claim 4 or 6, A general filter 7 or an activated carbon filter 9 is further disposed between the plug wraps 3, and the plug 1, the plug wrap 3, and the general filter 7 are covered by the rolled paper 5. ) Or the tobacco groove filter for tobacco, characterized in that to form a composite filter by closing the entire circumference of the activated carbon filter (9).

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