CN220901290U

CN220901290U - Colored powder recovery device and printing system of cigarette making machine

Info

Publication number: CN220901290U
Application number: CN202322769795.XU
Authority: CN
Inventors: 王培�; 张雷; 包曙阳; 奚翀; 宓旭峰; 陈卫无; 李佳伟; 刘晓茂; 彭耀华; 孙海建
Original assignee: Shanghai Tobacco Group Co Ltd
Current assignee: Shanghai Tobacco Group Co Ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-05-07
Anticipated expiration: 2033-10-16

Abstract

The utility model relates to the field of cigarette manufacturing, and provides a coloring powder recovery device and a printing system of a cigarette making machine, wherein the coloring powder recovery device comprises: the gas circuit system; the vacuum generator is communicated with the gas circuit system; the powder suction roller is used for steering the tipping paper for cigarettes and comprises a roller body, wherein a negative pressure cylinder cavity is formed in the roller body, a plurality of powder suction holes communicated with the negative pressure cylinder cavity are formed in the roller body, and the negative pressure cylinder cavity is communicated with a vacuum generator; the powder suction cover is positioned below the cigarette tipping paper conveying track and comprises a cover body, the cover body is provided with a negative pressure cover cavity with an upward opening, and the negative pressure cover cavity is communicated with the vacuum generator; the powder filter is used for filtering the gas which is sucked out from the negative pressure cylinder cavity and the negative pressure cover cavity and mixed with the coloring powder. According to the utility model, the two dust suction points are additionally arranged on the travelling path of the tipping paper for cigarettes, so that the redundant coloring powder of the printing system of the cigarette making machine can be effectively collected, recovered and reused.

Description

Colored powder recovery device and printing system of cigarette making machine

Technical Field

The utility model relates to the field of cigarette manufacturing, in particular to a colored powder recovery device and a printing system of a cigarette making machine.

Background

Tipping paper (also known as tipping paper for cigarettes) is a special piece of paper used for the connection of cigarettes and filter rods. Tipping paper is a printed product. The manufacturing process comprises the following steps: the tipping base paper is processed by using printing ink as a medium through the procedures of multicolor printing, drying, gold stamping, slitting and the like.

The existing printing system of the cigarette machine mainly comprises a first paper feeding roller, a cigarette paper compensating device, a second paper feeding roller, a first printing device, a second printing device, an ink feeding device, a paper guide and the like, and a gold powder device can be selected according to production requirements. Therefore, four different printing trademark forms can be formed according to different combination forms of the printing device and the gold powder device. The first printing device and the second printing device have basically the same structure and each completes the trademark printing function of one color. The structure of the ink metering pump mainly comprises an ink homogenizing roller, an ink transfer roller, a steel seal, an ink roller, a printing roller, a gear, a rotating shaft and the like which are arranged in a transmission box body, and the ink metering pump is arranged in the printing device. When the metering pump works, the nozzle of the metering pump sprays ink between the ink homogenizing roller and the ink roller, and the ink homogenizing roller does axial reciprocating motion besides rotating motion so as to uniformly coat the ink on the ink transfer roller, and then the ink transfer roller coats the steel seal. The flange is used for adjusting the gap between the ink roller and the nozzle. The flange plate and the pull rod are used for adjusting the gap between the ink transfer roller and the steel seal.

Through analysis of a gold powder generation source and a later walking path, the gold powder is mainly generated from a printing head of a gold powder printer, then part of excessive gold powder falls onto a tipping paper steering roller below through a paper tape groove, and the other part of gold powder falls into a cavity behind along with tipping paper.

Disclosure of utility model

In view of the above-mentioned drawbacks of the prior art, the present utility model is to provide a coloring powder recovery device and a printing system of a cigarette making machine, which can effectively collect, recover and reuse the surplus coloring powder of the printing system of the cigarette making machine by adding two powder sucking points on the traveling path of the tipping paper for cigarettes.

In order to solve the above technical problems, the present utility model provides a coloring powder recovery apparatus, including:

the gas circuit system;

the vacuum generator is communicated with the gas circuit system;

the powder suction roller is used for steering the tipping paper for cigarettes and comprises a roller body, wherein a negative pressure cylinder cavity is formed in the roller body, a plurality of powder suction holes communicated with the negative pressure cylinder cavity are formed in the roller body, and the negative pressure cylinder cavity is communicated with a vacuum generator;

The powder suction cover is positioned below the cigarette tipping paper conveying track and comprises a cover body, the cover body is provided with a negative pressure cover cavity with an upward opening, and the negative pressure cover cavity is communicated with the vacuum generator;

The powder filter is used for filtering the gas which is sucked out from the negative pressure cylinder cavity and the negative pressure cover cavity and mixed with the coloring powder.

Preferably, the gas circuit system comprises a main gas pipeline, a first gas distribution pipeline and a second gas distribution pipeline, wherein one end of the main gas pipeline is provided with a compressed air source, and the other end of the main gas pipeline is respectively communicated with the first gas distribution pipeline and the second gas distribution pipeline; the number of the vacuum generators is two, one of the vacuum generators is respectively communicated with the first air distribution pipeline and the powder suction roller, and the other vacuum generator is respectively communicated with the second air distribution pipeline and the powder suction cover.

Preferably, the main gas pipeline is provided with a gas source treatment piece and a pressure relief on-off valve.

Preferably, the number of the powder filters is two, one powder filter is respectively communicated with the powder suction roller and the corresponding vacuum generator, and the other powder filter is respectively communicated with the powder suction cover and the corresponding vacuum generator.

Preferably, the vacuum generator is provided with an air supply port, an air exhaust port and a vacuum port, wherein the air supply port is communicated with the air path system, and the vacuum port is respectively communicated with the negative pressure cylinder cavity and the negative pressure cover cavity.

Preferably, one end of the roller body is in a closed state, and the other end of the roller body is provided with a connecting port; the gas circuit system comprises a connector detachably connected with the connecting port, and the connector is communicated with the vacuum generator through a first powder suction pipeline.

Preferably, the colored powder recycling device further comprises a storage box, wherein the storage box is used for placing at least one of an air path system, a vacuum generator and a powder filter.

Preferably, the cover body is in a triangular slope shape, and a bottom plate of the cover body which is obliquely arranged is communicated with the vacuum generator through a second powder suction pipeline.

Preferably, the roller body is made of titanium alloy.

The utility model also includes a cigarette making machine printing system comprising:

A powder attachment apparatus having a working head;

the cavity is internally provided with a conveying roller assembly, and the conveying roller assembly is used for conveying tipping paper for cigarettes;

The coloring powder recovery device is characterized in that the powder suction roller is positioned below the working head, and the powder suction cover is upward to cover the bottom of the cavity.

As described above, the colored powder recovery device and the printing system of the cigarette making machine have the following beneficial effects: the air circuit system is used for providing compressed air for the vacuum generator, and the vacuum generator is respectively communicated with the air circuit system, the powder suction roller and the powder suction cover, so that the negative pressure cylinder cavity and the negative pressure cover cavity are in a negative pressure state, and coloring powder at the periphery of the powder suction roller and above the powder suction cover is sucked into the negative pressure cylinder cavity and the negative pressure cover cavity. The powder filter is used for filtering the gas mixed with the coloring powder sucked from the negative pressure cylinder cavity and the negative pressure cover cavity, so that the redundant coloring powder is collected, recycled and reused, and the purposes of saving energy, reducing emission and improving the product quality are achieved. Therefore, the colored powder recovery device can effectively collect, recover and recycle the redundant colored powder of the printing system of the cigarette making machine by additionally arranging two powder sucking points on the travelling path of the tipping paper for cigarettes.

Drawings

FIG. 1 shows a schematic view of an embodiment of a printing system of a cigarette making machine of the present utility model;

FIG. 2 shows a schematic air path connection diagram of an embodiment of the powder recycling apparatus of the present utility model.

Description of element reference numerals

1. Air path system

11. Main air pipeline

12. First gas distribution pipeline

13. Second gas distribution pipeline

14. Air source treatment piece

15. Pressure relief on-off valve

16. Joint

17. First powder suction pipeline

18. Second powder suction pipeline

2. Vacuum generator

3. Powder suction roller

31. Roller body

32. Negative pressure cylinder cavity

33. Powder suction hole

34. Connection port

4. Powder suction cover

41. Cover body

42. Negative pressure cover cavity

5. Powder filter

6. Tipping paper for cigarettes

7. Powder adhesion equipment

71. Working head

8. Conveying roller assembly

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the appended claims, but rather by the claims, unless otherwise indicated, and unless otherwise indicated, all changes in structure, proportions, or otherwise, used by those skilled in the art, are included in the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

The application aims at improving the design specification of a gold powder supply device in the existing cigarette machine printing system, and researches a novel negative pressure recovery device to solve various defects caused by gold powder splashing. According to the position of the gold powder walking path, gold powder sucking points are arranged on the two paths of the gold powder, which are the most main paths:

The first is a turning roller below the gold powder printing head, the original turning roller is improved, the original turning roller is transformed into a porous powder suction roller with an air suction function, the powder suction roller can not only realize the function of turning tipping paper, but also has a plurality of small holes on the surface, and the powder suction roller is connected with a vacuum generator to generate a straight air, so that gold powder falling onto the powder suction roller can be sucked away.

In the second rear cavity of the tipping paper, a powder suction cover is arranged below the rear cavity of the tipping paper, the powder suction cover is required to meet the installation position of the cigarette making machine, and meanwhile, most of gold powder falling space is required to be covered, so that the powder suction cover is directly emptied after being connected into a vacuum generator, and most of gold powder on the rear cavity of the tipping paper can be sucked away.

Based on this, as shown in fig. 1 and 2, the present utility model provides a colorant powder recovery apparatus comprising:

the air path system 1;

The vacuum generator 2 is communicated with the gas circuit system 1;

The powder suction roller 3 for steering the tipping paper 6 (such as tipping paper) for cigarettes, the powder suction roller 3 comprises a roller body 31, a negative pressure cylinder cavity 32 is arranged in the roller body 31, a plurality of powder suction holes 33 communicated with the negative pressure cylinder cavity 32 are formed in the roller body 31, and the negative pressure cylinder cavity 32 is communicated with the vacuum generator 2;

The powder suction cover 4 is positioned below the conveying track of the tipping paper 6 for cigarettes, the powder suction cover 4 comprises a cover body 41, the cover body 41 is provided with a negative pressure cover cavity 42 with an upward opening, and the negative pressure cover cavity 42 is communicated with the vacuum generator 2;

Powder filter 5, powder filter 5 is used for filtering the gas sucked out from negative pressure cylinder chamber 32, negative pressure cover chamber 42 and mixed with the coloring powder.

In the utility model, the air path system 1 is used for providing compressed air for the vacuum generator 2, and the vacuum generator 2 is respectively communicated with the air path system 1, the powder suction roller 3 and the powder suction cover 4, so that the negative pressure cylinder cavity 32 and the negative pressure cover cavity 42 can be in a negative pressure state, and coloring powder (such as gold powder or silver powder) at the periphery of the powder suction roller 3 and above the powder suction cover 4 is sucked into the negative pressure cylinder cavity 32 and the negative pressure cover cavity 42. The powder filter 5 is used for filtering the gas mixed with the coloring powder sucked from the negative pressure cylinder cavity 32 and the negative pressure cover cavity 42, so that the redundant coloring powder (such as gold powder or silver powder) is collected, recycled and reused, and the purposes of saving energy, reducing emission and improving the product quality are achieved.

Therefore, the coloring powder recovery device of the utility model can effectively collect, recycle and reuse the surplus coloring powder of the printing system of the cigarette making machine by additionally arranging two powder sucking points on the travelling path of the tipping paper 6 for cigarettes.

In order to avoid the mutual influence of the two powder suction points, the air path system 1 comprises a main air pipeline 11, a first air distribution pipeline 12 and a second air distribution pipeline 13, wherein one end of the main air pipeline 11 is provided with a compressed air source, and the other end of the main air pipeline 11 is respectively communicated with the first air distribution pipeline 12 and the second air distribution pipeline 13; the number of the vacuum generators 2 is two, one vacuum generator 2 is respectively communicated with the first air distribution pipeline 12 and the powder suction roller 3, and the other vacuum generator 2 is respectively communicated with the second air distribution pipeline 13 and the powder suction cover 4.

In order to ensure the purity of the compressed air and to eliminate the accident hidden trouble in time, the main air pipeline 11 is provided with an air source processing part 14 and a pressure relief on-off valve 15.

In order to more efficiently recycle the coloring powder, the number of the powder filters 5 is two, wherein one powder filter 5 is respectively communicated with the powder suction roller 3 and the corresponding vacuum generator 2, and the other powder filter 5 is respectively communicated with the powder suction cover 4 and the corresponding vacuum generator 2. Specifically, can adopt RF type vacuum filter, small, light in weight, filtration area is big, and the filter core adopts PE sponge body material, and filter fineness can reach 10um, can effectively separate above-mentioned gold powder.

The vacuum generator 2 has an air supply port, an air exhaust port, and a vacuum port, wherein the air supply port is connected to the air path system 1, and the vacuum port is respectively connected to the negative pressure cylinder chamber 32 and the negative pressure cover chamber 42. The multi-stage vacuum generator can be adopted, the vacuum degree is high (up to-94 kPa), the flow rate is high (up to 900L/min), meanwhile, compressed air is adopted as a generating source, the use is convenient, the energy is saved, and the vacuum flow rate is about 2.5 times of the consumption of the compressed air.

In order to facilitate the staff to quickly connect the powder suction roller 3 into the air path system 1, one end of the roller body 31 is in a closed state, and the other end of the roller body 31 is provided with a connecting port 34; the air path system 1 comprises a connector 16 detachably connected with the connecting port 34, and the connector 16 is communicated with the vacuum generator 2 through a first powder suction pipeline 17.

In order to avoid the mess of the working environment, the powder recycling device further comprises a storage box (not shown) for storing at least one of the gas path system 1, the vacuum generator 2 and the powder filter 5. The containing box can be specially designed according to the existing installation position, is suitable in size and is made of all-aluminum alloy.

The cover 41 is in a triangular slope shape, and a bottom plate of the cover 41, which is obliquely arranged, is communicated with the vacuum generator 2 through the second powder suction pipeline 18. The gold powder collecting device can be embedded into a narrow space of the existing installation position, and can smoothly collect and suck away gold powder.

Further, the roller body 31 is made of titanium alloy. The titanium alloy has light weight, difficult corrosion, high hardness and good wear resistance, and is an ideal material for manufacturing the powder suction roller. The cover 41 is made of stainless steel.

a powder attachment apparatus 7, the powder attachment apparatus 7 having a working head 71; for example, the powder attachment device 7 is a gold powder printer having a print head for attaching gold powder to tipping paper;

the cavity is internally provided with a conveying roller assembly 8, and the conveying roller assembly 8 is used for conveying tipping paper 6 for cigarettes;

In the above-mentioned powder recycling device, the powder suction roller 3 is located below the working head 71, and the powder suction cover 4 is upwardly faced to cover the bottom of the cavity.

The printing system of the cigarette making machine can effectively collect, recycle and reuse the redundant coloring powder.

In summary, according to the colored powder recovery device and the printing system of the cigarette making machine, by additionally arranging two powder sucking points on the travelling path of the tipping paper for cigarettes, the redundant colored powder of the printing system of the cigarette making machine can be effectively collected, recovered and reused. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. A colorant powder recovery device, comprising:

The gas circuit system (1);

The vacuum generator (2), the vacuum generator (2) is communicated with the air path system (1);

A powder suction roller (3) for steering the tipping paper (6) for cigarettes, wherein the powder suction roller (3) comprises a roller body (31), a negative pressure cylinder cavity (32) is formed in the roller body (31), a plurality of powder suction holes (33) communicated with the negative pressure cylinder cavity (32) are formed in the roller body (31), and the negative pressure cylinder cavity (32) is communicated with a vacuum generator (2);

The powder suction cover (4) is positioned below the conveying track of the tipping paper (6) for cigarettes, the powder suction cover (4) comprises a cover body (41), the cover body (41) is provided with a negative pressure cover cavity (42) with an upward opening, and the negative pressure cover cavity (42) is communicated with the vacuum generator (2);

And the powder filter (5) is used for filtering the gas sucked out of the negative pressure cylinder cavity (32) and the negative pressure cover cavity (42) and mixed with the coloring powder.

2. The powder recovery device according to claim 1, wherein: the air path system (1) comprises a main air pipeline (11), a first air distribution pipeline (12) and a second air distribution pipeline (13), wherein a compressed air source is arranged at one end of the main air pipeline (11), and the other end of the main air pipeline (11) is respectively communicated with the first air distribution pipeline (12) and the second air distribution pipeline (13); the number of the vacuum generators (2) is two, one of the vacuum generators (2) is respectively communicated with the first air distribution pipeline (12) and the powder suction roller (3), and the other vacuum generator (2) is respectively communicated with the second air distribution pipeline (13) and the powder suction cover (4).

3. The powder recovery apparatus according to claim 2, wherein: an air source treatment piece (14) and a pressure relief on-off valve (15) are arranged on the main air pipeline (11).

4. The powder recovery apparatus according to claim 2, wherein: the number of the powder filters (5) is two, one powder filter (5) is respectively communicated with the powder suction roller (3) and the corresponding vacuum generator (2), and the other powder filter (5) is respectively communicated with the powder suction cover (4) and the corresponding vacuum generator (2).

5. The powder recovery device according to claim 1, wherein: the vacuum generator (2) is provided with an air supply port, an air exhaust port and a vacuum port, the air supply port is communicated with the air path system (1), and the vacuum port is respectively communicated with the negative pressure cylinder cavity (32) and the negative pressure cover cavity (42).

6. The powder recovery device according to claim 1, wherein: one end of the roller body (31) is in a closed state, and the other end of the roller body (31) is provided with a connecting port (34); the gas circuit system (1) comprises a connector (16) detachably connected with the connecting port (34), and the connector (16) is communicated with the vacuum generator (2) through a first powder suction pipeline (17).

7. The powder recovery device according to claim 1, wherein: the colored powder recovery device further comprises a storage box, wherein the storage box is used for accommodating at least one of the air path system (1), the vacuum generator (2) and the powder filter (5).

8. The powder recovery device according to claim 1, wherein: the cover body (41) is in a triangular slope shape, and a bottom plate of the cover body (41) which is obliquely arranged is communicated with the vacuum generator (2) through a second powder suction pipeline (18).

9. The powder recovery device according to claim 1, wherein: the roller body (31) is made of titanium alloy.

10. A cigarette making machine printing system comprising:

a powder attachment device (7), the powder attachment device (7) having a working head (71);

The tobacco tipping paper conveying device comprises a cavity, wherein a conveying roller assembly (8) is arranged in the cavity, and the conveying roller assembly (8) is used for conveying the tipping paper (6) for tobacco;

A powder recovery device according to any one of claims 1 to 9, the suction roll (3) being located below the working head (71), the suction hood (4) being upwardly facing to cover the bottom of the cavity.