A cigarette making machine and a cut tobacco rod device thereof

Abstract

The application discloses a cigarette making machine and a cigarette rod cutting device thereof, wherein the cigarette rod cutting device comprises a waste cigarette box, a cover detection piece for detecting the opening and closing state of the cover, a rotary cutter, a cutting driving piece, a guide plate set and a guide driving piece. When the cover is opened, the controller controls the guide driving piece to drive the guide plate set to swing from a feeding position to a waste position according to the signal fed back by the cover detection piece, and the guide plate set guides the waste cigarette rod to be inserted into the waste cigarette box. When the cover is closed, the controller controls the guide driving piece to drive the guide plate set to swing from the waste position to the feeding position according to the signal fed back by the cover detection piece, and controls the cutting driving piece to drive the rotary cutter, the guide plate set guides the waste cigarette rod to pass through the rotary cutter, the rotary cutter cuts the passing waste cigarette rod, and the cut waste cigarette rod falls into the waste cigarette box. The application can realize automatic cutting and collection of waste cigarette rods, saves time and effort, and is beneficial to improving production efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of cigarette making machines, in particular to a cigarette making machine and a cigarette rod cutting device thereof. BACKGROUND

[0002] During the initial stage of starting up, part of the mechanisms of the cigarette making machine group have not yet entered the production state. During the production preparation stage, more waste cigarette rods that have not been glued or dried by ironing are generated. During the formal production stage, the cigarette rod cutting device cuts the cigarette rods that have been dried by ironing, and the cut waste cigarette rods fall into the waste cigarette rod box, and the cigarette rods that have been dried by ironing are sent into the cigarette rod measuring system. In addition, when the cigarette making machine fails, the cigarette rod cutting device also needs to cut the waste cigarette rods, and send the waste cigarette rods into the waste cigarette rod box when the winch stops. Cutting the cigarette rods is a key link in cigarette production, and therefore it is particularly necessary to optimize the cigarette rod cutting device.

[0003] Since new tobacco products are mostly made of sheet tobacco, there is no compression and rebound, and the cigarette rod is hard. The existing cigarette rod cutting device can only adapt to ordinary tobacco, and it is difficult to cut new tobacco products. Limited by the existing technology, new tobacco products mostly use scissors to cut manually, and the waste cigarette rods need to be cleaned manually after cutting, which is time-consuming and labor-intensive, and seriously affects the production efficiency. SUMMARY

[0004] Therefore, the purpose of the present application is to provide a cigarette making machine and a cigarette rod cutting device thereof, which can realize cutting and collecting waste cigarette rods when the cover is closed, have high automation degree, are convenient to operate, save time and labor, and are beneficial to improving production efficiency.

[0005] The cigarette rod cutting device of the cigarette making machine provided by the present application comprises a waste cigarette rod box, a cover detection member for detecting the opening and closing state of the cover, a rotary cutter, a cutting driving member connected with the rotary cutter, a guide plate set, and a guide driving member connected with the guide plate set.

[0006] When the cover is opened, the controller is used to control the guide driving member to drive the guide plate set to swing from the feeding position to the waste position according to the signal fed back by the cover detection member, and the guide plate set is used to guide the waste cigarette rod to insert into the waste cigarette rod box.

[0007] When the cover is closed, the controller is used to control the guide driving member to drive the guide plate set to swing from the waste position to the feeding position according to the signal fed back by the cover detection member, and is used to control the cutting driving member to drive the rotary cutter, the guide plate set is used to guide the waste cigarette rod to pass through the rotary cutter, and the rotary cutter is used to cut the passing waste cigarette rod, and the cut waste cigarette rod falls into the waste cigarette rod box.

[0008] Preferably, the cigarette rod cutting device further comprises:

[0009] A swing arm fixedly connected with the guide plate set;

[0010] A first connecting rod connected with the guide driving member;

[0011] a main shaft, one end of which is hingedly connected to the first connecting rod and the other end of which is fixedly connected to the swing arm.

[0012] Preferably, the application further comprises:

[0013] a second connecting rod fixedly connected to the main shaft;

[0014] a reset elastic member connected between the first connecting rod and the second connecting rod and used to assist the reset of the guide plate set.

[0015] Preferably, the application further comprises a swing arm support fixedly arranged and sleeved on the outside of the main shaft, the swing arm support and the main shaft being provided with a first bearing therebetween, and the first connecting rod and the main shaft being provided with a second bearing therebetween.

[0016] Preferably, the guide plate set comprises an upper guide plate and a lower guide plate oppositely arranged and both fixedly connected to the swing arm, the upper guide plate and the lower guide plate forming a conical cavity used to clamp the waste cigarette.

[0017] Preferably, the lower guide plate is provided with an arc-shaped groove used to guide the curved waste cigarette.

[0018] Preferably, the swing arm is provided with a waist-shaped hole, and the upper guide plate is fixed to the waist-shaped hole through an adjusting bolt.

[0019] Preferably, the application further comprises:

[0020] a cutter protection cover arranged on the outside of the rotary cutter and fixedly arranged;

[0021] a guide base coaxially and fixedly connected to the bottom end of the cutter protection cover;

[0022] Preferably, the sidewall of the guide base is provided with an inclined guide groove, which is used to limit the swing of the waste cigarette relative to the rotary cutter when the waste cigarette passes through the rotary cutter.

[0023] The cigarette cutting device of the cigarette making machine provided by the application comprises a waste cigarette box, a cover shell detection member, a rotary cutter, a cutting driving member, a guide plate set and a guide driving member.

[0024] Preferably, the application further comprises a cover shell hingedly connected to the top of the machine frame, and the cover shell and the machine frame are provided with a damping cylinder therebetween.

[0025] Compared with the prior art, the cigarette cutting device of the cigarette making machine provided by the application comprises a waste cigarette box, a cover shell detection member, a rotary cutter, a cutting driving member, a guide plate set and a guide driving member.

[0026] When the cover is opened, the controller controls the guide driving member to operate according to the signal fed back by the cover detecting member, the guide driving member drives the guide plate set to swing, the guide plate set drives the waste cigarette to swing from the feeding position to the waste position, at the waste position, the waste cigarette is aligned with the waste cigarette box, thereby guiding the waste cigarette to be inserted into the waste cigarette box.

[0027] When the cover is closed, the controller controls the guide driving member to operate again according to the signal fed back by the cover detecting member, the guide driving member drives the guide plate set to swing again, the guide plate set drives the waste cigarette to swing from the waste position to the feeding position, the end of the waste cigarette away from the waste cigarette box swings with the guide plate set and passes through the rotary cutter; at the same time, the controller controls the cutting driving member to operate, the cutting driving member drives the rotary cutter to rotate, the rotary cutter cuts the passing waste cigarette, the cut waste cigarette falls into the waste cigarette box, and the cut normal cigarette returns to the feeding position under the guidance of the guide plate set.

[0028] In summary, in the normal production stage or in the maintenance completion stage, the present application can realize cutting and collecting waste cigarettes when the cover is closed, has high automation degree, is convenient to operate, saves time and labor, and is beneficial to improving production efficiency.

[0029] The cigarette cutting device provided by the present application has high production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only constitute the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of the provided drawings.

[0031] Figure 1 The state diagram of the cigarette cutting device of the cigarette making machine provided by the embodiment of the present application when the cover is opened;

[0032] Figure 2 The Figure 1 axial side view of the cigarette cutting device;

[0033] Figure 3 The Figure 2 front view;

[0034] Figure 4 The Figure 2 rear view;

[0035] Figure 5 The Figure 2 sectional view of the rotary cutter and the cutting driving member after being assembled;

[0036] Figure 6 TheFigure 2 The sectional view of the assembled guide plate set and guide driving member;

[0037] Figure 7 The state diagram of the cigarette rod cutting device of the cigarette making machine provided by the embodiment of the present application when the cover is closed.

[0038] The reference signs are as follows:

[0039] Cigarette rod cutting device 1, cover 2, rack 3, damping cylinder 4, cigarette rod measuring system 5, forming cigarette gun 6, soldering iron heating device 7, and waste cigarette rod 8;

[0040] Waste cigarette box 101, cover detection member 102, rotary cutter 103, spacer sleeve 104, nut cover 105, cutting driving member 106, upper guide plate 107, lower guide plate 108, guide driving member 109, swing arm 110, waist-shaped hole 111, first connecting rod 112, main shaft 113, second connecting rod 114, reset elastic member 115, swing arm support 116, first bearing 117, second bearing 118, first pin shaft 119, second pin shaft 120, driving member protective cover 121, cutter protective cover 122, guide base 123, and inclined guide groove 124. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the present application will be apparently and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the protection scope of the present application.

[0042] In order for the person in the technical field to better understand the present application, the present application will be further described below with reference to the drawings and specific embodiments.

[0043] Please refer to Figures 1 to 7 , Figure 1 The state diagram of the cigarette rod cutting device of the cigarette making machine provided by the embodiment of the present application when the cover is opened; Figure 2 The Figure 1 The shaft side view of the cigarette rod cutting device; Figure 3 The Figure 2 The front view of the cigarette rod cutting device; Figure 4 The Figure 2 The rear view of the cigarette rod cutting device; Figure 5 The Figure 2 The sectional view of the assembled rotary cutter and cutting driving member; Figure 6 The Figure 2 The sectional view of the assembled guide plate set and guide driving member; Figure 7A state diagram of a cigarette rod cutting device of a cigarette making machine according to an embodiment of the present application when a cover is closed.

[0044] The embodiment of the present application discloses a cigarette rod cutting device of a cigarette making machine, which is suitable for cutting a cigarette rod made of thin slice tobacco. The cigarette rod cutting device 1 is arranged between a cigarette rod measuring system 5 and a forming gun 6, and a soldering iron heating device 7 is arranged above the forming gun 6. The thin slice tobacco is wrapped and rolled into a round rod shape in the forming gun 6, and the wrapping of the cigarette paper on the thin slice tobacco is completed by a glue gun, and the glued part of the cigarette paper on the cigarette rod is heated by the soldering iron heating device 7 to ensure that the cigarette paper is tightly sealed. The structures and working principles of the cigarette rod measuring system 5, the forming gun 6 and the soldering iron heating device 7 can be referred to the prior art.

[0045] The cigarette rod cutting device 1 comprises a waste cigarette box 101, a cover detection member 102, a rotary cutter 103, a cutting driving member 106, a guide plate set and a guide driving member 109.

[0046] The waste cigarette box 101 is used for collecting the cut waste cigarette rod 8 and is arranged on the ground below the rotary cutter 103. The cover detection member 102 is used for detecting the opening and closing state of the cover 2, and can be a contact sensor, a pressure sensor or a camera, which is not limited here.

[0047] The rotary cutter 103 is used for cutting the waste cigarette rod 8. The cutting driving member 106 is connected with the rotary cutter 103 and is used for driving the rotary cutter 103 to rotate. The cutting driving member 106 can be a motor, and the motor shaft is sleeved with a spacer 104, which is fixed on the output shaft by a lock screw. The end of the output shaft is provided with a nut cover 105, the rotary cutter 103 is sleeved on the motor shaft, and the two ends of the rotary cutter 103 are respectively abutted with the spacer 104 and the nut cover 105, so that the rotary cutter 103 rotates synchronously with the motor shaft.

[0048] It should be noted that the cigarette rod enters the cigarette rod cutting device 1 at a set speed, the cigarette rod is clamped by the guide plate set, the cigarette rod can move relative to the guide plate set, the guide plate set drives the cigarette rod to swing between a feeding position and a waste position, so as to change the conveying direction of the cigarette rod. At the feeding position, the cigarette rod output by the forming gun 6 directly enters the cigarette rod measuring system 5 along the conveying direction after horizontally passing through the cigarette rod cutting device 1. At the waste position, the cigarette rod output by the forming gun 6 deviates from the conveying direction during normal processing of the cigarette rod, and the cigarette rod is sent into the waste cigarette box 101.

[0049] The guide driving member 109 is connected with the guide plate set and is used for driving the guide plate set to swing. The guide driving member 109 can be a pneumatic cylinder.

[0050] When the cover 2 is opened, the controller controls the guide driving member 109 to run in the forward direction according to the signal fed back by the cover detecting member 102, the guide driving member 109 drives the guide plate set to swing downward in the counterclockwise direction, the guide plate set drives the waste tobacco rod 8 to swing from the feeding position to the waste position, at the waste position, the waste tobacco rod 8 is aligned with the waste tobacco box 101, and the waste tobacco rod 8 is inserted into the waste tobacco box 101 under the guidance of the guide plate assembly.

[0051] When the cover 2 is closed, the controller controls the guide driving member 109 to run in the reverse direction according to the signal fed back by the cover detecting member 102, the guide driving member 109 drives the guide plate set to swing upward in the clockwise direction, the guide plate set drives the waste tobacco rod 8 to swing from the waste position to the feeding position, one end of the waste tobacco rod 8 is inserted into the waste tobacco box 101, and the other end swings with the guide plate set, the waste tobacco rod 8 passes through the rotary cutter 103 in the process of swinging upward with the guide plate assembly; at the same time, the controller controls the cutting driving member 106 to run, the cutting driving member 106 drives the rotary cutter 103 to rotate, the rotary cutter 103 cuts the passing waste tobacco rod 8, the cut waste tobacco rod 8 falls into the waste tobacco box 101, the waste tobacco rod 8 is collected, and the cut normal tobacco rod returns to the feeding position under the guidance of the guide plate set, and the normal tobacco rod is sent into the tobacco rod measuring system 5 by the forming tobacco gun 6 in the horizontal direction.

[0052] In addition, it is necessary to supplement that the cover 2 is opened in the production preparation stage, the cover 2 is closed in the formal production stage, the cover 2 is opened when the cigarette making machine group fails to work, and the cover 2 is closed when the cigarette making machine group is repaired.

[0053] In summary, in the normal production stage or in the repair completion stage, the present application can realize cutting and collecting the waste tobacco rod 8 when the cover 2 is closed, the automation degree is high, the operation is convenient, time and labor are saved, and the production efficiency is improved.

[0054] The tobacco rod cutting device 1 further comprises a swing arm 110, a first connecting rod 112 and a main shaft 113, the swing arm 110 is fixedly connected with the guide plate set, and the first connecting rod 112 is connected with the guide driving member 109. One end of the main shaft 113 is hingedly connected with the first connecting rod 112, and the other end is fixedly connected with the swing arm 110. The guide driving member 109 drives the first connecting rod 112 to swing, the first connecting rod 112 drives the swing arm 110 to swing synchronously through the main shaft 113, so that the swing arm 110 drives the guide assembly to swing. In this embodiment, the guide plate set is fixed on the swing arm 110 through screws, and the swing arm 110 is also fixed on the end of the main shaft 113 through screws.

[0055] The cigarette rod cutting device 1 further comprises a second connecting rod 114 and a reset elastic member 115. The second connecting rod 114 is fixed to the main shaft 113 by a screw, and the first connecting rod 112 and the second connecting rod 114 are both arranged at an angle. The reset elastic member 115 is connected between the first connecting rod 112 and the second connecting rod 114, and is used to assist the reset of the guide plate set. When the guide plate set swings from the feeding position to the waste position, the reset elastic member 115 is pulled. When the guide plate set swings from the waste position to the feeding position, the reset elastic member 115 restores the elastic deformation, so that the swing arm 110 accelerates the reset, which is beneficial to the quick cutting of the rotary cutter 103 to the waste cigarette rod 8. Specifically, the cigarette rod cutting device 1 further comprises a first pin shaft 119 connected to the first connecting rod 112 and a second pin shaft 120 connected to the second connecting rod 114. The reset elastic member 115 is specifically a common cylindrical spring, and the two ends of the common cylindrical spring are hung on the first pin shaft 119 and the second pin shaft 120 respectively.

[0056] The cigarette rod cutting device 1 further comprises a swing arm support 116. One end of the swing arm support 116 is fixed to the rack 3, and the other end extends out of the rack 3. The main shaft 113 is installed in the swing arm support 116, so that the swing arm support 116 supports the swing of the swing arm 110. A first bearing 117 is arranged between the swing arm support 116 and the main shaft 113. The first bearing 117 is specifically a deep groove ball bearing. Two groups of deep groove ball bearings are arranged between the swing arm support 116 and the main shaft 113. The two groups of deep groove ball bearings are respectively distributed at two ends of the swing arm support 116, and are used to support the rotation of the main shaft 113 relative to the swing arm support 116. A second bearing 118 is arranged between the first connecting rod 112 and the main shaft 113. The second bearing 118 is specifically a needle bearing arranged between the first connecting rod 112 and the main shaft 113.

[0057] The guide plate set comprises an upper guide plate 107 and a lower guide plate 108 arranged oppositely. Both the upper guide plate 107 and the lower guide plate 108 are fixed to the swing arm 110 by screws. The upper guide plate 107 and the lower guide plate 108 are arranged in an eight-character shape and form a conical cavity. The small-diameter end of the conical cavity faces the rotary cutter 103, which facilitates the entry of the waste cigarette rod 8 into the conical cavity.

[0058] Considering that the guide plate set drives the waste cigarette rod 8 to swing from the feeding position to the waste position, the waste cigarette rod 8 will be bent. The lower guide plate 108 is provided with a circular arc groove, which is used to guide the bent waste cigarette rod 8 and avoid scratching the surface of the cigarette rod by the lower guide plate 108.

[0059] The swing arm 110 is provided with a waist-shaped hole 111. The upper guide plate 107 is fixed in the waist-shaped hole 111 by an adjusting bolt. By adjusting the position of the adjusting bolt in the waist-shaped hole 111, the position of the upper guide plate 107 relative to the swing arm 110 can be adjusted. The lower guide plate 108 is fixed on the swing arm 110. In this way, the distance between the upper guide plate 107 and the lower guide plate 108 can be adjusted, which is suitable for cigarette rods of different specifications.

[0060] The cigarette rod cutting device 1 further comprises a driving member protective cover 121, a cutter protective cover 122 and a guide base 123, the driving member protective cover 121 covers the cutting driving member 106, and is used for protecting and supporting the driving member protective cover 121. The driving member protective cover 121 is fixed on the rack 3 by screws. The cutter protective cover 122 covers the rotary cutter 103, and is used for protecting the rotary cutter 103. The cutter protective cover 122 is fixed at the bottom of the driving member protective cover 121 by screws. The guide base 123 is coaxially fixed at the bottom end of the cutter protective cover 122 by screws. The side wall of the guide base 123 is provided with an inclined guide groove 124, the inclined guide groove 124 is opposite to the guide plate set, when the waste cigarette rod 8 passes through the rotary cutter 103, the inclined guide groove 124 limits the waste cigarette rod 8 from swinging relative to the rotary cutter 103, which is beneficial to the rotary cutter 103 to quickly cut the waste cigarette rod 8, and ensures that the cut is smooth. The guide base 123 is conical, and the large-diameter end is fixed on the cutter protective cover 122. The width of the inclined guide groove 124 is equal to the outer diameter of the round cigarette rod. The inclination of the inclined guide groove 124 can be adaptively adjusted according to the swinging direction of the guide plate set, but it must be ensured that the cigarette rod can smoothly enter the inclined guide groove 124 under the guidance of the guide plate set.

[0061] The working principle of the cigarette rod cutting device 1 of the cigarette making machine provided by the present application is as follows:

[0062] In the production preparation stage, the cover 2 is opened, the controller controls the guide driving member 109 to extend according to the signal fed back by the cover detection member 102, the guide driving member 109 drives the guide plate set to swing downward in the counterclockwise direction, the guide plate set is in an inclined state, the guide plate set drives the waste cigarette rod 8 to swing from the feeding position to the waste position, and the guide plate assembly guides the waste cigarette rod 8 into the waste cigarette box 101.

[0063] In the formal production stage, the cover 2 is closed, the controller controls the guide driving member 109 to reversely operate according to the signal fed back by the cover detection member 102, the guide driving member 109 drives the guide plate set to swing upward in the clockwise direction, the guide plate set drives the waste cigarette rod 8 to swing from the waste position to the feeding position, the waste cigarette rod 8 swings upward with the guide plate assembly, the waste cigarette rod 8 enters the guide base 123 from the inclined guide groove 124 and contacts the rotary cutter 103 in the guide base 123; at the same time, the controller controls the cutting driving member 106 to operate, the cutting driving member 106 drives the rotary cutter 103 to rotate, the rotary cutter 103 cuts the passing waste cigarette rod 8, the cut waste cigarette rod 8 falls into the waste cigarette box 101, and the normal cigarette rod returns to the feeding position under the guidance of the guide plate set and is sent into the cigarette rod measuring system 5 by the forming cigarette gun 6 in the horizontal direction.

[0064] The embodiment of the present application further discloses a cigarette making machine, which comprises a rack 3 and the above-mentioned cigarette rod cutting device 1, and the cigarette rod cutting device 1 is fixed on the rack 3, and the production efficiency is higher.

[0065] The cigarette making machine further comprises a cover 2 hinged to the top of the frame 3, and a damping cylinder 4 is arranged between the cover 2 and the frame 3 to make the cover 2 close smoothly. The damping cylinder 4 can be a gas cylinder. In addition, the cigarette making machine further comprises the above-mentioned cigarette rod measuring system 5, the forming gun 6 and the iron heating device 7.

[0066] The cigarette making machine and the cigarette rod cutting device 1 thereof provided by the present application are described in detail above, and the principles and implementation manners of the present application are described by using specific examples in this paper. The above-mentioned examples are only used to help understand the method of the present application and its core idea. Meanwhile, for the general technical personnel in the field, the specific implementation manners and application ranges will be changed according to the idea of the present application. In summary, the content of the present description should not be understood as a limitation of the present application.

Claims

1. A cigarette strip cutting device for a cigarette rolling machine, characterized in that, It includes a waste smoke box (101), a cover detection component (102) for detecting the opening and closing state of the cover (2), a rotary cutter (103), a cutting drive component (106) connected to the rotary cutter (103), a guide plate assembly, and a guide drive component (109) connected to the guide plate assembly. When the cover (2) is opened, the controller controls the guide drive (109) to drive the guide plate group to swing from the feeding position to the waste position according to the signal fed back by the cover detection component (102). The guide plate group is used to guide the waste smoke strip (8) to be inserted into the waste smoke box (101). When the cover (2) is closed, the controller is used to control the guide drive (109) to drive the guide plate group to swing from the waste position to the feeding position according to the signal fed back by the cover detection component (102), and to control the cutting drive (106) to drive the rotary cutter (103). The guide plate group is used to guide the waste cigarette strip (8) through the rotary cutter (103). The rotary cutter (103) is used to cut the waste cigarette strip (8) that has passed through. The cut waste cigarette strip (8) falls into the waste cigarette box (101). The cigarette strip cutting device further includes: A swing arm (110) fixedly connected to the guide plate assembly. The first link (112) is connected to the guide drive (109). A main shaft (113) with one end hinged to the first connecting rod (112) and the other end fixed to the swing arm (110). The second connecting rod (114) is fixed to the main shaft (113). A reset elastic element (115) is connected between the first link (112) and the second link (114) and is used to assist the reset of the guide plate assembly.

2. The cigarette strip cutting device for a cigarette machine according to claim 1, characterized in that, It also includes a swing arm support (116) fixedly installed and sleeved outside the main shaft (113), a first bearing (117) is provided between the swing arm support (116) and the main shaft (113), and a second bearing (118) is provided between the first connecting rod (112) and the main shaft (113).

3. The cigarette strip cutting device for a cigarette machine according to claim 1, characterized in that, The guide plate assembly includes an upper guide plate (107) and a lower guide plate (108) that are arranged opposite to each other and fixed to the swing arm (110). A conical cavity is formed between the upper guide plate (107) and the lower guide plate (108) to clamp the waste cigarette bar (8).

4. The cigarette strip cutting device for a cigarette machine according to claim 3, characterized in that, The lower guide plate (108) is provided with an arc groove for guiding the bent waste smoke bar (8).

5. The cigarette strip cutting device for a cigarette machine according to claim 3, characterized in that, The swing arm (110) is provided with a waist-shaped hole (111), and the upper guide plate (107) is fixed to the waist-shaped hole (111) by adjusting bolts.

6. The cigarette strip cutting device for a cigarette machine according to claim 1, characterized in that, Also includes: A cutter guard (122) is fixedly installed over the rotating cutter (103); A guide base (123) is coaxially fixed to the bottom end of the cutter guard (122). The guide base (123) has an inclined guide groove (124) on its side wall. When the waste cigarette stick (8) passes through the rotating cutter (103), the inclined guide groove (124) is used to restrict the waste cigarette stick (8) from swinging relative to the rotating cutter (103).

7. A cigarette rolling machine, characterized in that, It includes a frame (3) and a tobacco strip cutting device according to any one of claims 1 to 6, wherein the tobacco strip cutting device is fixed to the frame (3).

8. The cigarette rolling machine according to claim 7, characterized in that, It also includes a cover (2) hinged to the top of the frame (3), and a damping cylinder (4) is provided between the cover (2) and the frame (3).

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