Intelligent feeding device with uniform feeding flow of tobacco flakes and working method of intelligent feeding device

Abstract

The invention discloses an intelligent feeding device with uniform feeding flow of tobacco flakes and a working method of the intelligent feeding device, and relates to the technical field of tobacco processing, and the intelligent feeding device comprises a slicing table used for slicing and unloading tobacco bales and a belt conveyor used for conveying the tobacco flakes. According to the tobacco flake deviation rectifying device, the deviation rectifying assembly is arranged, the deviation rectifying action is conducted in the tobacco flake falling stage, the required power consumption is small, deviation detection and deviation rectifying of tobacco flakes are achieved through the left deviation detector, the right deviation detector, the left deviation rectifying arm and the right deviation rectifying arm, and the influence on the metering precision of the dynamic belt weigher is avoided; the angles of the second sensor, the third sensor and the fourth sensor are fixed to serve as environment variables, the angle of the first sensor serves as a main variable, a detection point is changed by adjusting the angle of the first sensor, the discharging speed is adjusted to be matched with the feeding flow of different grades of production, the uniformity of the feeding flow of the tobacco flakes is improved, and the tobacco flakes are prevented from toppling forwards, being broken and being stacked up and down; or the phenomena of loose arrangement and white exposure of the tobacco flakes occur.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of tobacco processing, in particular to an intelligent feeding device with constant tobacco sheet feeding flow and a working method thereof. BACKGROUND

[0002] In the tobacco sheet processing procedure, first, the tobacco bale after unpacking enters the slicing machine to be cut into tobacco sheets of a certain thickness, and then is conveyed by a belt conveyor, so that the tobacco sheets enter the downstream loose rehydration cylinder to be further loosened, thereby providing process guarantee for the loosening and rehydration of the tobacco sheets, and thus the discharged material after rehydration can obtain very uniform moisture; therefore, the uniformity of the feeding flow directly affects the rehydration effect of the tobacco leaves, and further affects the moisture control accuracy of the leaf loading and storage procedure.

[0003] In actual production, after the tobacco bale is cut and discharged at the slicing table, the tobacco sheets fall and hit the guide plate to slide to the belt conveyor; because the fall difference between the slicing table and the receiving belt conveyor is large, the tobacco sheets are prone to tilt left and right during the process of falling and hitting the guide plate, which causes the tobacco sheets to deviate from each other after discharge, thereby affecting the dynamic belt scale measurement accuracy; moreover, the rehydration flow of each production brand is different, and the slicing and discharging speed cannot match the feeding flow of different rehydration flow production brands; if the slicing and discharging speed is too fast, the tobacco sheets are prone to tilt and fold, break, and stack up, thereby causing uneven flow; if the slicing and discharging speed is too slow, the tobacco sheets are prone to be arranged loosely and exposed, and the feeding flow is difficult to be uniform; at present, the problem of large flow fluctuation before the tobacco sheets are loosened and rehydrated is a common phenomenon in the tobacco industry, and the adjustment method for the tobacco sheet flow after slicing is mostly manual, which is low in efficiency; therefore, the present application provides an intelligent feeding device with constant tobacco sheet feeding flow and a working method thereof to solve the above problems. SUMMARY

[0004] In view of the deficiencies of the prior art, the present application provides an intelligent feeding device with constant tobacco sheet feeding flow and a working method thereof to solve the problems in the background art.

[0005] To achieve the above object, the present application is implemented by the following technical scheme: an intelligent feeding device with constant tobacco sheet feeding flow, comprising a slicing table for slicing and discharging tobacco bales and a belt conveyor for conveying tobacco sheets; The slicing table is rotationally arranged above one end of the belt conveyor, the belt conveyor is provided with a guide plate at the discharging position of the slicing table, and the outer side of the belt conveyor is provided with a discharging detection assembly; the discharging detection assembly projects adjustable detection points onto the guide plate; the slicing table slices the tobacco bale and discharges the tobacco sheets to the belt conveyor through the guide plate; when the tobacco sheets of the tobacco bale pass through the detection points, the slicing table slices and discharges the next tobacco bale to control the discharging speed. The belt conveyor is internally provided with a dynamic belt scale for weighing tobacco strips, and a control cabinet is further arranged on one side of the belt conveyor; the feeding flow of the tobacco strips conveyed on the belt conveyor is obtained by real-time weighing of the tobacco strips by the dynamic belt scale; the control cabinet is used for feedback control of the feeding speed of the belt conveyor according to the feeding flow of the tobacco strips, and the detection point of the unloading detection assembly is adjusted according to the feeding speed of the belt conveyor, so that the unloading speed is matched with the feeding speed. The guide plate is provided with a deviation correction assembly on both sides thereof for correcting the deviation of the tobacco strips.

[0006] As a preferred scheme of the present application, the tobacco packet is placed on a slicing table, the slicing table is provided with a cutter, and one side of the tobacco packet is provided with a material blocking plate.

[0007] As a preferred scheme of the present application, the unloading detection assembly comprises a bearing rod arranged outside the belt conveyor and a dynamic detection member arranged on the bearing rod. The dynamic detection member comprises a support mounted on the bearing rod, an electric rotating table mounted on the support, and a first sensor mounted on the electric rotating table through a connecting plate.

[0008] As a preferred scheme of the present application, the unloading detection assembly further comprises a second sensor, a third sensor and a fourth sensor arranged outside the belt conveyor, the second sensor, the third sensor and the fourth sensor are all mounted on the bearing rod, the second sensor is located on the same side and below the first sensor, and the third sensor and the fourth sensor are located on the opposite side of the first sensor.

[0009] As a preferred scheme of the present application, the dynamic detection member drives the first sensor to rotate and adjust the angle thereof through the electric rotating table, so as to adjust the detection point of the first sensor projected on the guide plate, the first sensor serves as a main variable for controlling the unloading speed, and the second sensor, the third sensor and the fourth sensor are fixedly arranged as environmental variables.

[0010] As a preferred scheme of the present application, the control cabinet is electrically connected with the belt conveyor, the dynamic belt scale, the electric rotating table of the unloading detection assembly and each sensor, and the rotating driving device of the slicing table.

[0011] As a preferred scheme of the present application, the deviation correction assembly comprises a left deviation correction arm arranged on one side of the guide plate and a right deviation correction arm arranged on the other side of the guide plate. A left deviation detector is arranged below the left deviation correction arm, and a right deviation detector is arranged below the right deviation correction arm, and the left deviation detector and the right deviation detector are both mounted on the bearing rod.

[0012] As a preferred scheme of the present application, wherein: one side of the belt conveyor is further provided with a deviation rectifying controller, and the deviation rectifying controller is electrically connected with the left deviation rectifying arm, the right deviation rectifying arm, the left deviation detector and the right deviation detector respectively.

[0013] As a preferred scheme of the present application, wherein: the left deviation detector and the right deviation detector each comprise a pneumatic cylinder and a push plate connected to an output end of the pneumatic cylinder, and a carrier for mounting the pneumatic cylinder is arranged outside the bearing rod; the deviation rectifying assembly detects deviation of the tobacco sheet through the left deviation detector and the right deviation detector, and rectifies the deviation of the tobacco sheet through the pneumatic cylinder and the push plate.

[0014] A working method of an intelligent tobacco sheet feeding device with constant feeding flow, comprising the following steps: S1, feeding a tobacco bale to a slicing table, slicing the tobacco bale into tobacco sheets by a cutter, rotating the slicing table upward, keeping the cutter and the material blocking plate stationary, and sliding the tobacco sheets along the material guide plate to the belt conveyor for feeding; S2, when the tobacco sheets pass through the material guide plate, detecting deviation of the tobacco sheets by the left deviation detector and the right deviation detector, rectifying the deviation of the tobacco sheets by the left deviation rectifying arm when the tobacco sheets deviate to the left, and rectifying the deviation of the tobacco sheets by the right deviation rectifying arm when the tobacco sheets deviate to the right; S3, closely arranging the tobacco sheets on the belt conveyor for conveying, weighing the tobacco sheets in real time by a dynamic belt scale to obtain a feeding flow, and adjusting the feeding speed of the belt conveyor according to the feeding flow feedback of the tobacco sheets by a control cabinet; when the tobacco sheets are arranged in order, connected closely and the feeding flow is stable, the feeding speed of the belt conveyor is adjusted slightly, otherwise the feeding speed is adjusted greatly; S4, controlling the feeding speed of the belt conveyor, driving the first sensor to rotate by the electric rotating table controlled by the control cabinet, adjusting the detection point of the first sensor on the material guide plate, rotating the slicing table to reset and hold the uncut tobacco bale when all the tobacco sheets of the tobacco bale pass through the detection point, and then slicing and discharging the next tobacco bale, and matching the discharging speed with the feeding speed.

[0015] Compared with the prior art, the present application has the following advantages: 1. The present application is provided with a deviation rectifying assembly, which makes rectification during the tobacco sheet falling stage, and has small power consumption; the left and right deviation detectors and the left and right deviation rectifying arms are used to realize deviation detection and rectification of the tobacco sheets, so as to avoid affecting the measurement accuracy of the dynamic belt scale; the present application is provided with a discharging detection assembly, which fixes the angles of the second, third and fourth sensors as environmental variables, fixes the angle of the first sensor as a main variable, changes the detection point by adjusting the angle of the first sensor, adjusts the discharging speed to match the feeding flow of different brands, improves the uniformity of the tobacco sheet feeding flow, avoids the tobacco sheets from falling forward, breaking, stacking up, being arranged loosely and being exposed white, and the like. 2. This invention improves the control level in the production process, ensuring that the variation coefficient of flow control before loosening and rehydration is controlled within the expected target range, further enhancing the intelligence and automation level of loosening and rehydration of tobacco sheets. This device has high strength and safety, uses environmentally friendly materials, and has a reasonable design. It can guarantee product quality, reduce the labor intensity of operators, and has the characteristics of low cost and energy saving. It has good development prospects and is suitable for widespread use. Attached Figure Description

[0016] Fig. 1 This is a schematic diagram of the front structure of the present invention; Fig. 2 This is a side view of the structure of the present invention; Fig. 3 This is an exploded view of the structure of the dynamic detection component of the present invention.

[0017] In the diagram: 1. Cigarette pack; 2. Slicing table; 21. Cutter; 22. Baffle plate; 3. Belt conveyor; 4. Guide plate; 5. Unloading detection assembly; 51. Bearing rod; 52. Dynamic detection component; 521. Support; 522. Electric rotary table; 523. First sensor; 524. Connecting plate; 53. Second sensor; 54. Third sensor; 55. Fourth sensor; 6. Dynamic belt scale; 7. Control cabinet; 8. Correction assembly; 81. Left correction arm; 82. Right correction arm; 83. Left deviation detector; 84. Right deviation detector; 85. Correction controller. Detailed Implementation

[0018] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

[0019] Please see Figs. 1-3 The present invention provides a technical solution: an intelligent feeding device for tobacco sheet feeding with constant flow rate, including a slicing table 2 for slicing and unloading tobacco pack 1 and a belt conveyor 3 for conveying tobacco sheets; The slicing table 2 is rotatably positioned above one end of the belt conveyor 3. The belt conveyor 3 is equipped with a guide plate 4 at the unloading point of the slicing table 2. An unloading detection component 5 is installed on the outside of the belt conveyor 3. The unloading detection component 5 projects adjustable detection points onto the guide plate 4. The slicing table 2 slices the tobacco pack 1 and unloads it onto the belt conveyor 3 through the guide plate 4. When all the tobacco slices of the tobacco pack 1 have passed the detection points, the slicing table 2 then slices and unloads the next tobacco pack 1 to control the unloading speed. The inside of the belt conveyor 3 is provided with a dynamic belt scale 6 for weighing tobacco strips, and one side of the belt conveyor 3 is provided with a control cabinet 7. The dynamic belt scale 6 is used to weigh the tobacco strips conveyed on the belt conveyor 3 in real time to obtain the feeding flow, and the control cabinet 7 is used to control the feeding speed of the belt conveyor 3 according to the feeding flow feedback of the tobacco strips, and then adjust the detection point of the unloading detection assembly 5 according to the feeding speed of the belt conveyor 3 to match the unloading speed with the feeding speed. The guide plate 4 is provided with a deviation correction assembly 8 on both sides for correcting the deviation of the tobacco strips.

[0020] In this embodiment, the tobacco packet 1 is placed on the slicing table 2, the slicing table 2 is provided with a cutter 21, and one side of the tobacco packet 1 is provided with a blocking plate 22.

[0021] In this embodiment, the unloading detection assembly 5 includes a bearing rod 51 arranged outside the belt conveyor 3 and a dynamic detection piece 52 arranged on the bearing rod 51. The dynamic detection piece 52 includes a support 521 mounted on the bearing rod 51, an electric rotating table 522 mounted on the support 521, and a first sensor 523 mounted on the electric rotating table 522 through a connecting plate 524. Specifically, the electric rotating table 522 adopts a high-precision and high-rigidity shaft system to ensure the coaxiality of the rotating table center through hole and the rotation center, has high rotation precision and stable movement, adopts a worm and gear transmission mode, has a self-locking function, the drive of the electric rotating table 522 adopts a servo motor, has a limit and zero function, cooperates with the worm and gear transmission mode, and the rotation angle precision reaches ±0.01°. Further, the unloading detection assembly 5 further includes a second sensor 53, a third sensor 54 and a fourth sensor 55 arranged outside the belt conveyor 3, the second sensor 53, the third sensor 54 and the fourth sensor 55 are all mounted on the bearing rod 51, the second sensor 53 and the first sensor 523 are located on the same side and below the first sensor 523, and the third sensor 54 and the fourth sensor 55 are located on the opposite side of the first sensor 523. The dynamic detection member 52 drives the first sensor 523 to rotate to adjust the angle thereof through the electric rotating table 522, so as to adjust the detection point of the first sensor 523 on the guide plate 4. The first sensor 523 is used as a main variable for controlling the discharging speed, and the second sensor 53, the third sensor 54 and the fourth sensor 55 are fixedly arranged as environmental variables. Specifically, the control cabinet 7 is electrically connected with the belt conveyor 3, the dynamic belt scale 6, the electric rotating table 522 of the discharging detection assembly 5 and each sensor, and the rotating driving device of the slicing table 2. A PLC control system of the electric rotating table 522 is additionally arranged in the control cabinet 7. Network communication between the control system of the electric rotating table 522 and the control system of the dynamic belt scale 6 is established. The production scheduling information is synchronously received. When different flow rates of different brands are produced, the photoelectric tube of the first sensor 523 is rotated to a set angle, so as to ensure that the discharging speed of the tobacco sheet matches the feeding speed of the belt conveyor 3 when the feeding flow rate is different. The phenomenon that the tobacco sheet is inclined to fall, stacked or arranged loosely, and exposed to white is solved. The arrangement of the tobacco sheet is compact, and the feeding flow rate is stable.

[0022] In the embodiment, the deviation rectifying assembly 8 includes a left deviation rectifying arm 81 arranged on one side of the guide plate 4 and a right deviation rectifying arm 82 arranged on the other side of the guide plate 4. The left deviation rectifying arm 81 and the right deviation rectifying arm 82 make reciprocating linear motion on both sides of the tobacco sheet. A left deviation detector 83 is arranged below the left deviation rectifying arm 81, and a right deviation detector 84 is arranged below the right deviation rectifying arm 82. The left deviation detector 83 and the right deviation detector 84 are both mounted on the bearing rod 51. Further, a deviation rectifying controller 85 is arranged on one side of the belt conveyor 3. Specifically, the deviation rectifying controller 85 is a new type of microcomputer intelligent controller. It is a programmable and intelligent control electromagnetic valve pneumatic controller. The deviation rectifying controller 85 is electrically connected with the left deviation rectifying arm 81, the right deviation rectifying arm 82, the left deviation detector 83 and the right deviation detector 84. The left deviation detector 83 and the right deviation detector 84 both include a cylinder and a push plate connected to the output end of the cylinder. A carrier for mounting the cylinder is arranged on the outside of the bearing rod 51. Specifically, the front end push plate is matched with the window openings arranged on the two side carriers. The push plate closes the window in the initial position, eliminating the risk of stacking and leakage of tobacco caused by the device. The deviation rectifying assembly 8 detects the deviation of the tobacco sheet through the left deviation detector 83 and the right deviation detector 84, and rectifies the deviation of the tobacco sheet through the cylinder and the push plate. During the falling process of the tobacco sheet after discharging from the slicing table 2, when the tobacco sheet is inclined to the left, the left deviation detector 83 sends an electric signal to the deviation rectifying controller 85. The deviation rectifying controller 85 controls the left deviation rectifying arm 81 to make reciprocating linear pushing action to straighten the inclined tobacco sheet. Similarly, when the tobacco sheet is inclined to the right, the right deviation detector 84 sends an electric signal. The right deviation rectifying arm 82 pushes to straighten the inclined tobacco sheet, achieving the effect of rectifying the deviation.

[0023] The working method of the intelligent feeding device with constant tobacco sheet feeding flow comprises the following steps: S1, send the tobacco bag 1 to the cutting table 2, cut the tobacco bag 1 into tobacco sheets by the cutting knife 21, rotate the cutting table upward, keep the material blocking plate 22 and the cutting knife 21 stationary, and the tobacco sheets slide along the guide plate 4 to the belt conveyor 3 for feeding; S2, when the tobacco sheets pass through the guide plate 4, detect the deviation of the tobacco sheets by the left deviation detector 83 and the right deviation detector 84, when the tobacco sheets deviate to the left, the deviation correction controller 85 controls the left deviation correction arm 81 to correct and straighten the tobacco sheets, and when the tobacco sheets deviate to the right, the deviation correction controller 85 controls the right deviation correction arm 82 to correct and straighten the tobacco sheets; S3, the tobacco sheets are closely arranged on the belt conveyor 3 for conveying, the dynamic belt scale 6 is used to weigh the tobacco sheets in real time to obtain the feeding flow, the control cabinet 7 controls the feeding speed of the belt conveyor 3 according to the feeding flow feedback of the tobacco sheets, the tobacco sheets on the belt conveyor 3 are arranged in order and connected closely, the feeding speed of the belt conveyor 3 is adjusted in a small range when the feeding flow is stable, and otherwise the feeding speed is adjusted in a large range; S4, the control cabinet 7 controls the electric rotating table 522 to drive the first sensor 523 to rotate according to the feeding speed of the belt conveyor 3, adjusts the detection point of the first sensor 523 on the guide plate 4, when all the tobacco sheets of the tobacco bag 1 pass through the detection point, the cutting table 2 rotates to reset and hold the uncut tobacco bag 1, and then cuts and discharges the next tobacco bag 1, and the discharge speed is matched with the feeding speed.

[0024] It should be noted that the above embodiments are only the preferred embodiments of the present application, and the common changes and replacements made by those skilled in the art within the technical solution range of the present application should be covered in the protection range of the present application.

Claims

1. An intelligent feeding device for tobacco sheet with a constant feeding flow rate, characterized in that: It comprises a slicing table (2) for slicing and discharging of tobacco bales (1) and a belt conveyor (3) for conveying tobacco slices; The slicing table (2) is rotatably arranged above one end of the belt conveyor (3), the belt conveyor (3) is provided with a guide plate (4) at the discharging position of the slicing table (2), the outer side of the belt conveyor (3) is provided with a discharging detection assembly (5), the discharging detection assembly (5) projects adjustable detection points on the guide plate (4), the slicing table (2) slices the tobacco bale (1) and discharges it to the belt conveyor (3) through the guide plate (4), when all the tobacco slices of the tobacco bale (1) pass through the detection points, the slicing table (2) slices and discharges the next tobacco bale (1), so as to control the discharging speed. The belt conveyor (3) is internally provided with a dynamic belt scale (6) for weighing tobacco slices, one side of the belt conveyor (3) is further provided with a control cabinet (7), the dynamic belt scale (6) is used to weigh the tobacco slices conveyed on the belt conveyor (3) in real time to obtain the feeding flow, the control cabinet (7) is used to control the feeding speed of the belt conveyor (3) according to the feeding flow feedback of the tobacco slices, and the detection points of the discharging detection assembly (5) are adjusted according to the feeding speed of the belt conveyor (3), so that the discharging speed is matched with the feeding speed. The guide plate (4) is provided with a deviation correction assembly (8) on both sides for correcting the deviation of the tobacco slices.

2. The intelligent feeding device with constant tobacco sheet feeding flow according to claim 1, characterized in that: The tobacco bale (1) is placed on the slicing table (2), the slicing table (2) is provided with a cutter (21), and one side of the tobacco bale (1) is provided with a blocking plate (22).

3. The intelligent feeding device of claim 2, wherein: The discharging detection assembly (5) comprises a bearing rod (51) arranged on the outer side of the belt conveyor (3) and a dynamic detection piece (52) arranged on the bearing rod (51). The dynamic detection piece (52) comprises a support (521) mounted on the bearing rod (51), an electric rotating table (522) and a first sensor (523) mounted on the support (521), and the first sensor (523) is mounted on the electric rotating table (522) through a connecting plate (524).

4. The intelligent feeding device of claim 3, wherein: The discharging detection assembly (5) further comprises a second sensor (53), a third sensor (54) and a fourth sensor (55) arranged on the outer side of the belt conveyor (3), the second sensor (53), the third sensor (54) and the fourth sensor (55) are all mounted on the bearing rod (51), the second sensor (53) is located on the same side and below the first sensor (523), and the third sensor (54) and the fourth sensor (55) are located on the opposite side of the first sensor (523).

5. The intelligent feeding device of claim 4, wherein: The dynamic detection piece (52) drives the first sensor (523) to rotate and adjust the angle thereof through the electric rotating table (522), so as to adjust the detection points of the first sensor (523) projected on the guide plate (4), the first sensor (523) serves as a main variable for controlling the discharging speed, and the second sensor (53), the third sensor (54) and the fourth sensor (55) are fixedly arranged as environmental variables.

6. The intelligent feeding device of claim 5, wherein: The control cabinet (7) is electrically connected with the belt conveyor (3), the dynamic belt scale (6), the electric rotating table (522) of the unloading detection assembly (5), each sensor, and the rotating driving device of the slicing table (2) respectively.

7. The intelligent feeding device of claim 6, wherein: The deviation correction assembly (8) comprises a left deviation correction arm (81) arranged on one side of the guide plate (4) and a right deviation correction arm (82) arranged on the other side of the guide plate (4). A left deviation detector (83) is arranged below the left deviation correction arm (81), and a right deviation detector (84) is arranged below the right deviation correction arm (82), and the left deviation detector (83) and the right deviation detector (84) are both mounted on the bearing rod (51).

8. The intelligent feeding device of claim 7, wherein: The belt conveyor (3) is further provided with a deviation correction controller (85) on one side, and the deviation correction controller (85) is electrically connected with the left deviation correction arm (81), the right deviation correction arm (82), the left deviation detector (83) and the right deviation detector (84) respectively.

9. The intelligent feeding device of claim 8, wherein: The left deviation detector (83) and the right deviation detector (84) both comprise a cylinder and a push plate connected to the output end of the cylinder, and a carrier for mounting the cylinder is arranged on the outside of the bearing rod (51), and the deviation correction assembly (8) detects the deviation of the tobacco sheet through the left deviation detector (83) and the right deviation detector (84), and then pushes the tobacco sheet through the cylinder and the push plate to correct the deviation.

10. The working method of the intelligent feeding device with constant tobacco sheet feeding flow according to claim 9, characterized in that: The method comprises the following steps: S1, the tobacco packet (1) is sent to the slicing table (2), and the tobacco packet (1) is sliced into tobacco sheets by the cutter (21), the slicing table rotates upward, the blocking plate (22) and the cutter (21) remain stationary, and the tobacco sheets slide down the guide plate (4) to the belt conveyor (3) for feeding; S2, when the tobacco sheet passes through the guide plate (4), the left deviation detector (83) and the right deviation detector (84) detect the deviation of the tobacco sheet, when the tobacco sheet deviates to the left, the deviation correction controller (85) controls the left deviation correction arm (81) to correct the deviation of the tobacco sheet, and when the tobacco sheet deviates to the right, the deviation correction controller (85) controls the right deviation correction arm (82) to correct the deviation of the tobacco sheet; S3, the tobacco sheets are closely arranged on the belt conveyor (3) for conveying, the dynamic belt scale (6) is used to weigh the tobacco sheets in real time to obtain the feeding flow, the control cabinet (7) adjusts the feeding speed of the belt conveyor (3) according to the feeding flow feedback of the tobacco sheets, the tobacco sheets on the belt conveyor (3) are arranged in order, the feeding flow is stable, and the feeding speed of the belt conveyor (3) is adjusted slightly, otherwise the feeding speed is adjusted greatly; S4, the control cabinet (7) controls the electric rotating table (522) to drive the first sensor (523) to rotate according to the feeding speed of the belt conveyor (3), so as to adjust the detection point of the first sensor (523) on the guide plate (4), when all the tobacco sheets of the tobacco packet (1) pass through the detection point, the slicing table (2) rotates to reset and hold the uncut tobacco packet (1), and then the slicing and unloading of the next tobacco packet (1) are performed, and the unloading speed is matched with the feeding speed.

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