CN116818800A - On-line detection device and method for transfer printing patterns of tipping paper for cigarettes - Google Patents

Abstract

The application belongs to the technical field of tipping paper production, and particularly relates to an online detection device for transfer printing patterns of tipping paper for cigarettes. The drying module is used for drying the tipping paper transfer pattern before visual inspection; the visual detection module is used for detecting the accuracy of the pattern on the tipping paper. The visual detection module comprises an operation screen, a camera, a processing system and an alarm. The operation screen is arranged at the side part of the conveying roller; the camera is used for photographing the tipping paper; the processing system is internally provided with a correct pattern in a preset manner, the camera is electrically connected with the processing system, and the processing system can compare the pattern shot by the camera with the correct pattern preset in the processing system; the alarm is electrically connected with the processing system and can sound an alarm. By arranging the drying module in front of the visual detection module, the transfer printing pattern of the tipping paper is fully dried before pattern detection, and the detection accuracy can be ensured.

Description

On-line detection device and method for transfer printing patterns of tipping paper for cigarettes

Technical Field

The application belongs to the technical field of tipping paper production, and particularly relates to an online detection device and method for transfer printing patterns of tipping paper for cigarettes.

Background

Tipping paper is a cigarette packaging material, is specially used for cigarette as filter tip tipping packaging, and belongs to special industrial paper. The tipping paper is easy to have defects during production, such as wire drawing (cutter wire), ink points (blocks), spots, ink dragging, bottom leakage, broken holes, wrinkles, foreign matters, gold stamping and cutting offset, in order to avoid defects of cigarettes finally manufactured into finished products due to the problem of the produced tipping paper, the defects need to be detected in the production process of the tipping paper, a manual detection method is adopted in the prior art, and the manual detection has a plurality of defects, as follows:

(1) Detecting a single product for a long time, wherein the eyes of a worker are easy to fatigue, the worker is easy to influence by emotion, and the detection result is difficult to ensure;

(2) Each inspection worker has slight float to the standard of the same kind of inspected material, the inspection standard is inconsistent, and it is difficult to guarantee high quality products.

(3) The manual detection speed is relatively slow, and the detection of the manual detection speed is difficult to complete mass production tasks in a short time.

(4) The manual detection has low precision, and the smallest defects which can be found by human eyes are defects of obvious contrast ratio and relatively large contrast ratio, but depending on the human ability, the continuous and stable visual effect is difficult to maintain.

Therefore, a visual inspection device for tipping paper, such as CN106680292a, has been proposed, which requires that the coated or transferred pattern be dried and formed before inspection, and therefore a drying device is usually provided on the visual inspection device for tipping paper to ensure the accuracy of the inspection result.

Disclosure of Invention

The application aims at solving the technical problems, and provides an online detection device and an online detection method for transfer printing patterns of tipping paper for cigarettes, which achieve the effect of ensuring the detection accuracy.

In view of the above, the present application provides an on-line detecting device for transfer pattern of tipping paper for cigarettes, comprising a conveying roller for conveying tipping paper, further comprising:

the drying module is used for drying the tipping paper transfer pattern before visual inspection;

and the visual detection module is used for detecting the accuracy of the pattern on the tipping paper.

In the technical scheme, the drying module is arranged in front of the visual detection module, so that the tipping paper can be fully dried in the transfer printing of the patterns before pattern detection, and the detection accuracy can be ensured.

Further, the visual detection module includes:

an operation panel provided at a side portion of the conveying roller;

the camera is used for photographing the tipping paper;

the processing system is internally provided with a correct pattern in a preset manner, the camera is electrically connected with the processing system, and the processing system can compare the pattern shot by the camera with the correct pattern preset in the processing system;

and the alarm is electrically connected with the processing system and can send out an alarm sound.

In the technical scheme, in the transmission process of the tipping paper, the camera can photograph the tipping paper and transmit the photographed photograph to the processing system, the processing system can compare the pattern photographed by the camera with the correct pattern preset in the processing system, and if the difference exceeds the threshold value, the alarm is controlled to sound an alarm.

Further, the drying module includes the casing, has set gradually along the direction of delivery of conveying roller in the casing:

the heating structure is arranged in the heating area and is used for heating and drying the tipping paper;

the transition zone is internally provided with a heat recovery device, and the heat recovery device can recover the heat transferred from the heating zone to the transition zone to the heating zone;

the cooling area, be provided with cooling device in the cooling area, cooling device is used for reducing the temperature of the tipping paper after the stoving.

Wherein, the heating zone and the cooling zone are divided into an upper block and a lower block by the conveying roller, the upper block and the lower block of the heating zone are respectively provided with a heating structure, and the upper block and the lower block of the cooling zone are respectively provided with a cooling device.

Further, the heating structure includes:

the heating furnace wire is electrified to generate heat;

the mounting seat is used for mounting the heating furnace wire.

Further, each heating structure is connected with a lifting structure, the lifting structure can adjust the distance between the heating structure and the conveying roller, the lifting structure is a lifting cylinder, the mounting seat is arranged at the output end of the lifting cylinder, and the lifting cylinder can drive the mounting seat and the heating furnace wire to be close to or far away from the conveying roller.

In the technical proposal, the heating structure can be close to or far from the tipping paper arranged on the conveying roller through the lifting structure, so as to control the heating temperature of the surface of the tipping paper,

further, the cooling device includes an air cooling structure capable of injecting cool air into the cooling region and discharging hot air in the cooling region, the air cooling structure including:

the air cooler is characterized in that one end of the air cooler is an air inlet end, the other end of the air cooler is an air outlet end, the air inlet end is communicated with air outside the cooling zone, the air outlet end is communicated with air inside the cooling zone, and the air outside the cooling zone can be cooled by the cold air cooler and discharged into the cooling zone through the air outlet end;

one end of the exhaust pipe is communicated with air outside the cooling area, and the other end of the exhaust pipe is communicated with air inside the cooling area;

the air extraction fan is arranged in the air extraction pipe, and can extract hot air in the cooling area and discharge the hot air to the outside of the cooling area from the air extraction pipe.

Further, the cooling device further comprises a water cooling structure, the water cooling structure transfers the high temperature in the cooling area to the water cooling structure for cooling through a heat exchange mode, and the water cooling structure comprises:

the water cooling pipe is arranged in the cooling area and comprises a water inlet end and a water outlet end;

the water inlet pump is arranged at the water inlet end of the water cooling pipe and can pump external cold water into the water cooling pipe;

the water outlet pump is arranged at the water outlet end of the water cooling pipe and can discharge the water pump in the water cooling pipe.

In this technical scheme, the cooling zone has two kinds of cooling structure, and two cooling structure use together can increase the cooling effect, also can select one of them cooling structure work can when the cooling requirement is not high, so, can make the control by temperature change effect better, and the control by temperature change mode is also more diversified and intelligent.

Further, the heat recovery device includes:

the recovery pipe is arranged at one end and communicated with the heating zone, and the other end is communicated with the transition zone, so that the air between the heating zone and the transition zone is communicated;

and the recovery pump is arranged in the recovery pipe and can pump hot gas in the transition zone to the heating zone.

Further, the inlet end and the outlet end of the heating zone are respectively provided with a temperature sensor, the temperature sensors of the heating zone are connected with a heating controller, a preset temperature is arranged in the heating controller, and the heating controller can control the current passing through the heating furnace wire and control the lifting of the heating furnace wire by the lifting cylinder according to the difference value between the temperature measured by the temperature sensors and the preset temperature.

Further, the inlet end and the outlet end of the cooling area are respectively provided with a temperature sensor, the temperature sensors of the cooling area are connected with a cooling controller, a preset temperature is arranged in the cooling controller, and the cooling controller can control the air cooler, the water inlet pump and the water outlet pump to work according to the difference between the temperature measured by the temperature sensors and the preset temperature.

Further, the conveying roller in the heating zone can heat, is provided with between two adjacent conveying rollers of the lower block of the heating zone and the heating structure and pushes away wind device, it includes to push away wind device:

the air pushing seat is fixedly arranged;

the rotary table is rotationally arranged below the air pushing seat and connected with a rotary power source to circumferentially rotate;

the two air pushing plates are symmetrically arranged and are rotatably arranged on the air pushing seat;

the rotating rods are symmetrically arranged, each rotating rod corresponds to one air pushing plate, one end of each rotating rod is rotationally connected with the edge of the rotating disc, and the other end of each rotating rod is rotationally connected with the air pushing plates.

In this technical scheme, can make carousel circumference rotate through starting the rotation power supply, drive bull stick one end and rotate, make the bull stick other end drive push away the aerofoil round with push away the aerofoil and push away the wind seat and rotate the point of being connected, then two push away the aerofoil with the two transport rollers that heat of heating zone lower block under and the effect that the lateral part of heating structure promoted to transport roller and heating structure directly over can make the temperature of keeping away from the position of transport roller and heating structure also can improve the homogeneity of guaranteeing lower block temperature, in addition can also form the effect that pushes away the hot wind direction of heating zone lower block bottom to the heating zone upper block, make the hot gas gather at tipping paper upper surface, accelerate drying speed.

Further, the using method of the on-line detecting device for the transfer printing pattern of the tipping paper for the cigarettes comprises the following steps:

s1, heating and drying, namely drying tipping paper in a heating area through a heating structure and an air pushing device;

s2, cooling, namely cooling the dried tipping paper in a cooling area through a cooling device;

and S3, visual detection, namely transmitting tipping paper to a visual detection module, photographing the tipping paper by a camera, transmitting the photographed picture to a processing system, comparing the pattern photographed by the camera with a correct pattern preset in the processing system by the processing system, and controlling an alarm to sound if the difference exceeds a threshold value.

The beneficial effects of the application are as follows:

1. can make heating structure be close to or keep away from the tipping paper of laying on the conveying roller through elevation structure to this is controlled the temperature of tipping paper surface heating, and the cooling zone has two kinds of cooling structure in addition, and two cooling structure use together can increase the cooling effect, also can select one of them cooling structure work can when the cooling requirement is not high, so, can make the control by temperature change effect of processing equipment better, and the control by temperature change mode is also more diversified and intelligent.

2. The heat recovery device has the function of energy conservation.

3. Through starting the rotation power source and enabling carousel circumference rotation, drive bull stick one end and rotate, make the bull stick other end drive push away the aerofoil round with push away the aerofoil and rotate the point of being connected with the wind seat rotation, then formed two push away the aerofoil with the two transport rollers that heat of heating area lower block under and the effect that the lateral part of heating structure promoted to transport roller and heating structure directly over can make the temperature of keeping away from the position of transport roller and heating structure also can improve the homogeneity of guaranteeing lower block temperature, in addition can also form the effect that pushes away the hot wind direction of heating area lower block bottom to the heating area upper block, make the steam gather at tipping paper upper surface, accelerate drying speed.

Drawings

FIG. 1 is a schematic illustration of the present application;

FIG. 2 is a schematic diagram of a drying module of the present application;

FIG. 3 is a schematic diagram of the heating zone of the drying module;

FIG. 4 is a schematic view of the cooling zone of the drying module;

FIG. 5 is a schematic view of a wind-pushing device;

FIG. 6 is a schematic diagram of a visual detection module;

the label in the figure is:

1. a heating zone; 2. a cooling zone; 3. a transition zone; 4. a conveying roller; 5. an upper block; 6. a lower block; 7. a heating structure; 8. a lifting structure; 9. an air cooling structure; 10. a water cooling structure; 11. heating furnace wires; 12. a mounting base; 13. a temperature sensor; 14. an air cooler; 15. an exhaust pipe; 16. an air extraction fan; 17. an air inlet end; 18. an air outlet end; 19. a water-cooled tube; 20. a water inlet pump; 21. a water outlet pump; 22. a water inlet end; 23. a water outlet end; 24. a heat recovery device; 25. a recovery pipe; 26. a recovery pump; 27. a drying module; 28. a visual detection module; 29. an operation screen; 30. a camera; 31. a housing; 32. a wind pushing device; 33. a wind seat; 34. a turntable; 35. a wind pushing plate; 36. and (5) rotating the rod.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

as shown in fig. 1, the on-line detection device for the tipping paper transfer pattern for the cigarettes comprises a conveying roller 4, a drying module 27 and a visual detection module 28, wherein the conveying roller 4 is used for conveying tipping paper, and the drying module 27 is used for drying the tipping paper transfer pattern before visual detection; the visual inspection module 28 is used to detect the accuracy of the pattern on the tipping paper. By providing the drying module 27 before the visual inspection module 28, the transfer pattern of the tipping paper can be sufficiently dried before the pattern inspection, and the inspection accuracy can be ensured.

As shown in fig. 6, the visual detection module 28 includes an operation screen 29, a camera 30, a processing system, and an alarm. The operation panel 29 is provided at the side of the conveying roller 4; the camera 30 is used for photographing the tipping paper; the processing system is internally provided with a correct pattern in a preset manner, the camera 30 is electrically connected with the processing system, and the processing system can compare the pattern shot by the camera 30 with the correct pattern preset in the processing system; the alarm is electrically connected with the processing system and can sound an alarm. In the process of transferring tipping paper, the camera 30 photographs the tipping paper and transmits the photographed photo to the processing system, the processing system can compare the pattern photographed by the camera 30 with the correct pattern preset in the processing system, and if the difference exceeds the threshold value, the alarm is controlled to sound an alarm.

Example 2:

as shown in fig. 2, the drying module 27 includes a housing 31, and a heating zone 1, a transition zone 3, and a cooling zone 2 are sequentially disposed in the housing 31 along the conveying direction of the conveying roller 4. A heating structure 7 is arranged in the heating area 1, and the heating structure 7 is used for heating and drying the tipping paper; a heat recovery device 24 is arranged in the transition zone 3, and the heat recovery device 24 can recover the heat transferred from the heating zone 1 to the transition zone 3 to the heating zone 1; the cooling zone 2, be provided with cooling device in the cooling zone 2, cooling device is used for reducing the temperature of tipping paper after the stoving. The heating zone 1 and the cooling zone 2 are divided into an upper block 5 and a lower block 6 by the conveying roller 4, heating structures 7 are arranged in the upper block 6 and the lower block 6 of the heating zone 1, and cooling devices are arranged in the upper block 6 and the lower block 6 of the cooling zone 2.

Example 3:

as shown in fig. 3, the heating structure 7 includes a heating wire 11 and a mounting base 12. The heating furnace wire 11 can generate heat when being electrified; the mounting seat 12 is used for mounting the heating furnace wire 11. Each heating structure 7 is connected with a lifting structure 8, the lifting structure 8 can adjust the distance between the heating structure 7 and the conveying roller 4, the lifting structure 8 is a lifting cylinder, the mounting seat 12 is arranged at the output end of the lifting cylinder, and the lifting cylinder can drive the mounting seat 12 and the heating furnace wire 11 to be close to or far away from the conveying roller 4. The heating structure 7 can be close to or far away from tipping paper placed on the conveying roller 4 through the lifting structure 8, so that the surface heating temperature of the tipping paper is controlled, the inlet end and the outlet end of the heating zone 1 are also respectively provided with a temperature sensor 13, the temperature sensor 13 of the heating zone 1 is connected with a heating controller, a preset temperature is arranged in the heating controller, and the heating controller can control the current magnitude passing through the heating furnace wire 11 and control the lifting of the heating furnace wire 11 by the lifting cylinder according to the difference value between the temperature measured by the temperature sensor 13 and the preset temperature.

Example 4:

as shown in fig. 4, the cooling device comprises an air cooling structure 9, the air cooling structure 9 can fill cold air into the cooling area 2 and discharge hot air in the cooling area 2, and the air cooling structure 9 comprises an air cooler 14, an air exhaust pipe 15 and an air exhaust fan 16. One end of the air cooler 14 is an air inlet end 17, the other end of the air cooler 14 is an air outlet end 18, the air inlet end 17 is communicated with air outside the cooling zone 2, the air outlet end 18 is communicated with air inside the cooling zone 2, and the air cooler 14 can cool the air outside the cooling zone 2 and discharge the air into the cooling zone 2 through the air outlet end 18; one end of the exhaust pipe 15 is communicated with air outside the cooling zone 2, and the other end of the exhaust pipe is communicated with air inside the cooling zone 2; the air extraction fan 16 is arranged in the air extraction pipe 15, and the air extraction fan 16 can extract hot air in the cooling area 2 and discharge the hot air from the air extraction pipe 15 to the outside of the cooling area 2.

The cooling device further comprises a water cooling structure 10, the water cooling structure 10 transfers high temperature in the cooling area 2 to the water cooling structure 10 for cooling through a heat exchange mode, and the water cooling structure 10 comprises a water cooling pipe 19, a water inlet pump 20 and a water outlet pump 21. The water cooling pipe 19 is arranged in the cooling zone 2, and the water cooling pipe 19 comprises a water inlet end 22 and a water outlet end 23; the water inlet pump 20 is arranged on the water inlet end 22 of the water cooling pipe 19 and can pump external cold water into the water cooling pipe 19; the water outlet pump 21 is arranged on the water outlet end 23 of the water cooling pipe 19, and can discharge the water pump in the water cooling pipe 19.

The inlet end and the outlet end of the cooling area 2 are respectively provided with a temperature sensor 13, the temperature sensor 13 of the cooling area 2 is connected with a cooling controller, a preset temperature is arranged in the cooling controller, and the cooling controller can control the operation of the air cooler 14, the water inlet pump 20 and the water outlet pump 21 according to the difference between the temperature measured by the temperature sensor 13 and the preset temperature.

The cooling area 2 is provided with two cooling structures, the cooling effect can be increased by using the two cooling structures together, and one of the cooling structures can be selected to work when the cooling requirement is not high, so that the temperature control effect is better, and the temperature control mode is more diversified and intelligent.

Example 5:

as shown in fig. 2, the heat recovery device 24 includes a recovery pipe 25 and a recovery pump 26. The recovery pipe 25 is arranged at one end and communicated with the heating zone 1, and the other end is communicated with the transition zone 3, so that the heating zone 1 and the transition zone 3 are communicated with air; the recovery pump 26 is arranged in the recovery pipe 25, and the recovery pump 26 can pump the hot gas in the transition zone 3 towards the heating zone 1.

Example 6:

as shown in fig. 2 and 5, the conveying rollers 4 in the heating zone 1 can be heated, and a wind pushing device 32 is arranged between two adjacent conveying rollers 4 of the lower block 6 of the heating zone 1 and the heating structure 7, and the wind pushing device 32 comprises a wind pushing seat 33, a rotary table 34, a wind pushing plate 35 and a rotary rod 36. The air pushing seat 33 is fixedly arranged; the turntable 34 is rotatably arranged below the air pushing seat 33, and the turntable 34 is connected with a rotation power source and can circumferentially rotate; the two air pushing plates 35 are symmetrically arranged, and the two air pushing plates 35 are rotatably arranged on the air pushing seat 33; the number of the rotating rods 36 is two, the rotating rods 36 are symmetrically arranged, each rotating rod 36 corresponds to one air pushing plate 35, one end of each rotating rod 36 is rotationally connected with the edge of the rotating disc 34, and the other end of each rotating rod is rotationally connected with the air pushing plate 35.

The rotary plate 34 can be circumferentially rotated by starting the rotary power source, one end of the rotary rod 36 is driven to rotate, the other end of the rotary rod 36 drives the air pushing plate 35 to rotate around the point which is rotationally connected with the air pushing plate 35 and the air pushing seat 33, so that the effect that the two air pushing plates 35 push hot air right under the two heated conveying rollers 4 of the lower block 6 of the heating area 1 and right above the heating structure 7 to the side parts of the conveying rollers 4 and the heating structure 7 can ensure the uniformity of the temperature of the lower block 6 by improving the temperature at the position far away from the conveying rollers 4 and the heating structure 7, and in addition, the effect of pushing hot air at the bottom of the lower block 6 of the heating area 1 to the upper block 5 of the heating area 1 can be formed, so that the hot air is gathered on the upper surface of tipping paper, and the drying speed is accelerated.

The application method of the on-line detection device for the transfer printing pattern of the tipping paper for the cigarettes comprises the following steps:

s1, heating and drying, namely drying tipping paper in a heating area 1 through a heating structure 7 and a wind pushing device 32;

s2, cooling, namely cooling the dried tipping paper in a cooling area 2 through a cooling device;

and S3, visual detection, namely, transmitting tipping paper to the visual detection module 28, photographing the tipping paper by the camera 30, transmitting the photographed picture to the processing system, comparing the pattern photographed by the camera 30 with a correct pattern preset in the processing system by the processing system, and controlling the alarm to sound an alarm if the difference exceeds a threshold value.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (10)

1. The utility model provides a cigarette tipping paper transfer pattern on-line measuring device, includes conveying roller (4), and conveying roller (4) are used for conveying tipping paper, its characterized in that still includes:

a drying module (27), wherein the drying module (27) is used for drying the tipping paper transfer pattern before visual inspection;

and the visual detection module (28) is used for detecting the accuracy of the pattern on the tipping paper.

2. The tipping paper transfer pattern online detection device for cigarettes according to claim 2, wherein the visual detection module (28) comprises:

an operation panel (29), the operation panel (29) being provided on the side of the conveying roller (4);

a camera (30), the camera (30) being for taking a picture of the tipping paper;

the processing system is internally provided with a correct pattern in a preset mode, the camera (30) is electrically connected with the processing system, and the processing system can compare the pattern shot by the camera (30) with the correct pattern preset in the processing system;

and the alarm is electrically connected with the processing system and can send out an alarm sound.

3. The on-line detection device for transfer pattern of tipping paper for cigarette according to claim 1, wherein the drying module (27) comprises a housing (31), and the housing (31) is internally provided with:

the paper feeding device comprises a heating zone (1), wherein a heating structure (7) is arranged in the heating zone (1), and the heating structure (7) is used for heating and drying the tipping paper;

the transition zone (3), a heat recovery device (24) is arranged in the transition zone (3), and the heat recovery device (24) can recover the heat transferred from the heating zone (1) to the transition zone (3) to the heating zone (1);

the cooling device is arranged in the cooling zone (2) and used for reducing the temperature of the dried tipping paper.

Wherein, heating zone (1) and cooling zone (2) all are cut apart into upper block (5) and lower block (6) by conveying roller (4), all are provided with heating structure (7) in upper and lower block (6) of heating zone (1), all are provided with cooling device in upper and lower block (6) of cooling zone (2).

4. An on-line detection apparatus of tipping paper transfer patterns for cigarettes according to claim 3, wherein the heating structure (7) comprises:

a heating furnace wire (11), wherein the heating furnace wire (11) can generate heat when being electrified;

the installation seat (12), installation seat (12) are used for installing heating furnace silk (11).

5. The on-line detecting device for tipping paper transfer patterns for cigarettes according to claim 4, wherein each heating structure (7) is connected with a lifting structure (8), the lifting structure (8) can adjust the distance between the heating structure (7) and the conveying roller (4), the lifting structure (8) is a lifting cylinder, the mounting seat (12) is arranged at the output end of the lifting cylinder, and the lifting cylinder can drive the mounting seat (12) and the heating furnace wire (11) to be close to or far away from the conveying roller (4).

6. A tipping paper transfer pattern on-line detection device for cigarettes according to claim 3, wherein the cooling device comprises an air cooling structure (9), the air cooling structure (9) can be used for filling cold air into the cooling zone (2) and discharging hot air in the cooling zone (2), and the air cooling structure (9) comprises:

the air cooler (14), one end of the air cooler (14) is an air inlet end (17), the other end is an air outlet end (18), the air inlet end (17) is communicated with the air outside the cooling zone (2), the air outlet end (18) is communicated with the air inside the cooling zone (2), and the air cooler (14) can cool the air outside the cooling zone (2) and discharge the air into the cooling zone (2) through the air outlet end (18);

an exhaust pipe (15), wherein one end of the exhaust pipe (15) is communicated with air outside the cooling zone (2), and the other end of the exhaust pipe is communicated with air inside the cooling zone (2);

the air extraction fan (16) is arranged in the air extraction pipe (15), and the air extraction fan (16) can extract hot air in the cooling area (2) and discharge the hot air from the air extraction pipe (15) to the outside of the cooling area (2).

7. The on-line detection device for transfer printing patterns of tipping paper for cigarettes according to claim 6, wherein the cooling device further comprises a water cooling structure (10), the water cooling structure (10) transfers high temperature in the cooling zone (2) to the water cooling structure (10) for cooling through a heat exchange mode, and the water cooling structure (10) comprises:

the water cooling pipe (19), the water cooling pipe (19) is arranged in the cooling zone (2), and the water cooling pipe (19) comprises a water inlet end (22) and a water outlet end (23);

the water inlet pump (20) is arranged on the water inlet end (22) of the water cooling pipe (19) and can pump external cold water into the water cooling pipe (19);

the water outlet pump (21), the water outlet pump (21) is arranged on the water outlet end (23) of the water cooling pipe (19), and can discharge the water pump in the water cooling pipe (19).

8. An on-line detection apparatus of tipping paper transfer patterns for cigarettes according to claim 3, wherein the heat recovery device (24) comprises:

a recovery pipe (25), wherein one end of the recovery pipe (25) is communicated with the heating zone (1), and the other end of the recovery pipe is communicated with the transition zone (3), so that air between the heating zone (1) and the transition zone (3) is communicated;

and a recovery pump (26), wherein the recovery pump (26) is arranged in the recovery pipe (25), and the recovery pump (26) can pump the hot gas in the transition zone (3) to the heating zone (1).

9. A tipping paper transfer pattern on-line detection device for cigarettes according to claim 3, wherein the conveying rollers (4) in the heating zone (1) can be heated, a wind pushing device (32) is arranged between two adjacent conveying rollers (4) of the lower block (6) of the heating zone (1) and the heating structure (7), and the wind pushing device (32) comprises:

the air pushing seat (33), the air pushing seat (33) is fixedly arranged;

the rotary table (34) is rotatably arranged below the air pushing seat (33), and the rotary table (34) is connected with a rotary power source and can circumferentially rotate;

the two air pushing plates (35) are symmetrically arranged, and the two air pushing plates (35) are rotatably arranged on the air pushing seat (33);

the rotating rods (36) are symmetrically arranged, each rotating rod (36) corresponds to one air pushing plate (35), one end of each rotating rod (36) is rotationally connected with the edge of the rotating disc (34), and the other end of each rotating rod is rotationally connected with the air pushing plate (35).

10. The method for using a tipping paper transfer pattern on-line detection device for cigarettes according to claim 9, comprising the following steps of

S1, heating and drying, wherein the tipping paper is dried in a heating area (1) through a heating structure (7) and an air pushing device (32);

s2, cooling, namely cooling the dried tipping paper in a cooling area (2) through a cooling device;

and S3, visual detection, namely transmitting tipping paper to a visual detection module (28), photographing the tipping paper by a camera (30) and transmitting the photographed picture to a processing system, wherein the processing system can compare the pattern photographed by the camera (30) with a correct pattern preset in the processing system, and if the difference exceeds a threshold value, the processing system controls an alarm to sound an alarm.