A semi-automatic cigarette and filter rod hardness testing device

Abstract

The invention discloses a semi-automatic cigarette and filter rod hardness detection device, aiming to provide a cigarette and filter rod hardness detection equipment integrating automatic loading and unloading and automatic detection. The device is divided into a loading system, a hardness detection system, an adjustable horizontal workbench, a transmission system, a unloading system, a control system, and a data acquisition system, wherein the loading system controls a motor through a PLC to drive a feeding wheel to rotate, thereby realizing the function of loading; the hardness detection system controls the stroke of a push rod through a PLC to realize pre-pressing and detection pressure on the filter rod, and obtains detection data through a digital micrometer; the adjustable horizontal workbench ensures that the entire device is in a horizontal position by adjusting the leveling feet; the transmission system controls a motor through a PLC to drive a turntable to rotate, thereby realizing the function of conveying filter rods; the unloading system controls a push rod through a PLC to raise the top of the unloading inclined surface table to drop the filter rod, thereby realizing the function of unloading; the data acquisition system is connected to a computer through a digital micrometer to realize data acquisition.

Description

Technical Field

[0001] The invention belongs to the technical field of tobacco machinery and equipment, and in particular relates to a semi-automatic cigarette and filter rod hardness detection device. Background Art

[0002] The semi-automatic cigarette and filter rod hardness testing device is a semi-automatic device for cigarette and filter rod hardness testing that integrates automatic loading, automatic testing, automatic unloading, and automatic data collection. This device can not only replace manual loading, manual testing, and manual unloading to improve work efficiency, but also can more accurately and reliably perform filter rod hardness testing and data collection and statistics, meeting the needs of automatic testing of cigarette and filter rod hardness.

[0003] Currently, there is no automated cigarette and filter rod hardness testing equipment on the market. Existing cigarette and filter rod hardness testing equipment uses a lever indicator to detect the filter rod diameter and the amount of indentation; applies pressure by manually placing weights; uses a stopwatch for manual timing; relies on manually inputting test values ​​to calculate the hardness value; and requires manual collection of the filter rods after the test is completed. The entire process is not automated, which not only fails to free the hands during the entire testing process, but also increases the error in manual readings and hardness value calculations, which may lead to inaccurate hardness measurement data.

[0004] In view of the shortcomings of existing technologies, as developers of cigarette and filter rod hardness testing instruments and equipment, the technical problem that needs to be solved is how to design an efficient and reliable semi-automatic cigarette and filter rod hardness testing equipment that integrates automatic loading, automatic testing, automatic unloading, and automatic data collection based on the current pain points of cigarette and filter rod hardness testing. Summary of the invention

[0005] In order to overcome the shortcomings of the prior art, the present invention provides a semi-automatic cigarette and filter rod hardness detection device with a novel structural design. Through the mutual cooperation between various systems, functions such as automatic loading, automatic detection, and automatic unloading are realized, and data transmission and calculation are realized through the connection between the port of the digital micrometer and the computer.

[0006] In order to achieve the above technical objectives, the present invention adopts the following scheme:

[0007] A semi-automatic cigarette and filter rod hardness testing device comprises a feeding system, a hardness testing system, an adjustable horizontal workbench, a conveying system, a feeding system, a control system, and a data acquisition system;

[0008] The feeding system controls the electric push rod to lift the baffle up to achieve the purpose of receiving materials through PLC, and then controls the motor to drive the feeding wheel to rotate to achieve the purpose of feeding;

[0009] The hardness detection system controls the electric push rod through PLC to lift the baffle twice, realizes the pre-pressure of the filter rod by the measuring rod and the detection pressure of the filter rod by the weight, and further connects the output end of the digital micrometer to the computer to realize data collection and calculation;

[0010] The adjustable horizontal workbench is placed in a horizontal position by adjusting the leveling feet;

[0011] The conveying system drives the turntable to rotate through the PLC-controlled motor to achieve the purpose of conveying the filter rods;

[0012] The unloading system raises the unloading inclined surface platform through the electric push rod, causing the filter rod to be pushed down to the receiving box, thereby achieving the purpose of unloading.

[0013] Furthermore, in the present invention, the feeding system includes a feeding box, a feeding box bracket, a feeding wheel, a feeding wheel bracket, a motor, and a motor base;

[0014] One end of the loading box bracket is fixed to the upper end of the workbench, and the other end is used to fix the loading box. The discharge port of the loading box is located above the feeding wheel. The length and width of the discharge port at the bottom end of the loading box are respectively larger than the length and diameter of the filter rod; the circumference of the feeding wheel is provided with four semicircular grooves distributed at equal angles for conveying cigarettes and filter rods. The feeding wheel is fixed to the upper end of the workbench through the feeding wheel bracket, and the feeding wheel is driven to rotate by a PLC-controlled motor to achieve the purpose of receiving and conveying materials; the motor is fixed to the upper end of the motor base, and the motor base is fixed to the upper end of the workbench.

[0015] Furthermore, in the present invention, the hardness detection system includes a magnetic meter stand, a weight, a weight container, a digital micrometer, an upper aluminum clamp, a lower aluminum clamp, a tightening bolt, a photoelectric switch, and a fixing plate. In the hardness detection process, the pre-pressure and the detection pressure on the filter rod must be realized in sequence. The pre-pressure is controlled by the PLC to control the electric push rod to lift the baffle, so that the filter rod on the baffle lifts the measuring rod. At this time, the gravity of the measuring rod and the pressure head is used as the pre-pressure, and the pressure during the detection also includes the weight of the weight in the weight container lifted by the measuring rod;

[0016] Furthermore, in the present invention, the magnetic meter frame includes a switch-type magnetic base and a column. The magnetic meter frame is fixed to the upper surface of the workbench by the magnetic force of the magnetic base; the column of the magnetic meter frame is fixed to the upper end of the magnetic base through a connecting hole, serving as a support frame for the hardness detection system; the digital micrometer is fixed to the lower end of the column by a lower aluminum clip; the weight container is fixed to the upper end of the column of the magnetic meter frame by an upper aluminum clip, and the weight is assembled in the weight container; the height and position of the upper aluminum clip and the lower aluminum clip are adjusted by the scale on the surface of the column, thereby adjusting the distance between the top end of the digital micrometer measuring rod and the weight in the weight container in the vertical direction;

[0017] Furthermore, in the present invention, the port of the digital micrometer can output detection data in real time by connecting to a computer; the photoelectric switch is fixed to the lower end surface of the lower aluminum clamp through a fixing plate, and the photoelectric switch is used to ensure that the filter rod is in a pre-pressed position, thereby detecting the diameter of the filter rod.

[0018] The adjustable horizontal workbench includes a workbench and leveling feet. The workbench is placed in a horizontal position by adjusting the height of the leveling feet, thereby ensuring that when the filter rod is pressed at the hardness detection position, the pressure of the pressure head on the filter rod is always in a vertical direction.

[0019] The conveying system includes an electric push rod in the detection area, an electric push rod in the unloading area, an electric push rod in the loading area, a clamp, a right-angle fixing plate, a motor, a turntable bearing, a turntable, and a baffle;

[0020] The electric push rod in the detection area, the electric push rod in the unloading area, and the electric push rod in the loading area are connected to the right-angle fixing plate through a clamp and are fixed at the loading position, the detection position, and the unloading position of the workbench respectively;

[0021] Furthermore, in the present invention, the motor is fixed to the center of the workbench by bolts, and the rotation of the turntable is realized by connecting the motor shaft to the turntable; the turntable is provided with inner and outer through holes on its circumference, the innermost through holes cooperate with the push rods in the unloading area to achieve the purpose of unloading, and the outermost through holes cooperate with the push rods in the loading area and the detection area respectively to achieve the purposes of loading and detection respectively, the upper surface of the turntable and the through holes are provided with slopes and baffle lifting guide rails at angles corresponding to the through holes, and the lifting slide grooves of the unloading inclined surface platform are provided on the inner side of the lifting guide rails, and the electric push rods in the unloading area are controlled by PLC to lift the top of the unloading inclined surface platform to drop the filter rods, thereby realizing the function of unloading;

[0022] Furthermore, in the present invention, the two ends of the upper part of the baffle are in the shape of a semicircular groove for receiving and placing the cigarette filter rod, and the rectangular plane in the middle part of the upper end of the baffle is used as the test area; the lower end of the baffle is assembled in the guide rail of the turntable, and the lifting and lowering of the electric push rod is controlled by PLC to realize the directional lifting and lowering of the baffle and the upper filter rod;

[0023] The lower surface of the turntable bearing is fixed to the upper end of the workbench by bolts, and the upper surface of the turntable bearing is fixed to the turntable. The rotation of the motor shaft is controlled by PLC to achieve synchronous rotation of the turntable and the turntable bearing, thereby further realizing the function of conveying the filter rod.

[0024] The unloading system includes an unloading inclined surface platform and a material receiving box. The unloading inclined surface platform is conical, and a cylindrical guide rod is arranged at the tail end of the cone. The cylindrical guide rod of the unloading inclined surface platform is assembled in the circular lifting chute of the turntable. The purpose of unloading is achieved by controlling the electric push rod to lift the unloading inclined surface platform up through the PLC;

[0025] Furthermore, in the present invention, the material receiving box is mounted on a material unloading position on the upper end surface of the workbench and is used to collect the filter rods that have been tested. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The content of the present invention is further described below in conjunction with the accompanying drawings.

[0027] Figure 1 The overall structure of the present invention is shown in FIG. Figure 1 .

[0028] Figure 2 The overall structure of the present invention is shown in FIG. Figure 2 .

[0029] Figure 3 It is a structural schematic diagram of the hardness detection system of the present invention.

[0030] Figure 4 It is a structural schematic diagram of a turntable bearing and a turntable of the present invention.

[0031] Figure 5 It is a schematic diagram of the baffle structure of the present invention.

[0032] Figure 6 The structure of the transmission system of the present invention is shown in FIG. Figure 1 .

[0033] Figure 7 The structure of the transmission system of the present invention is shown in FIG. Figure 2 .

[0034] Figure 8 It is a schematic diagram of the structure of the material cutting inclined surface platform of the present invention.

[0035] Fig. 9 It is a schematic diagram of the structure of the feeding wheel of the present invention.

[0036] In the attached drawings: 1-feeding system, 2-hardness detection system, 3-adjustable horizontal workbench, 4-transmission system, 5-unloading system, 10-feeding wheel bracket, 11-feeding box, 12-feeding wheel, 13-motor base, 14-feeding box bracket, 15-motor, 20-tightening bolts, 21-fixing plate, 22-weight container, 23-digital micrometer, 24-upper aluminum clamp, 25-lower aluminum clamp, 26-photoelectric switch, 27-magnetic table stand, 28-weight, 30-leveling foot, 31-workbench, 41-turntable bearing, 42-turntable, 43-baffle, 44-electric push rod in detection area, 45-motor, 46-clamp, 47-right angle fixing plate, 48-electric push rod in feeding area, 49-electric push rod in unloading area, 50-unloading inclined table, 51-collecting box. DETAILED DESCRIPTION

[0037] The present invention will be described in detail below in conjunction with the accompanying drawings.

[0038] The present invention and its implementation methods are described below, which are not restrictive and the actual implementation methods are not limited thereto. In short, if ordinary technicians in the field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention, they should all fall within the protection scope of the present invention.

[0039] See also Figures 1 to 8 The present invention provides a semi-automatic cigarette and filter rod hardness detection device, which includes: a feeding system, a hardness detection system, an adjustable horizontal workbench, a conveying system, a feeding system, a PLC control system, and a data acquisition system.

[0040] The feeding system first controls the electric push rod 48 in the feeding area through PLC to lift the baffle 43 up to achieve the purpose of receiving the material, and then controls the motor 15 to drive the feeding wheel 12 to rotate to achieve the purpose of feeding; the hardness detection system controls the electric push rod 44 in the detection area through PLC to lift the baffle 43 up twice in a progressive manner, first realizing the pre-pressure of the digital micrometer 23 measuring rod on the filter rod, and then realizing the weight 28 applying detection pressure to the filter rod, and the detection data is transmitted to the computer end in real time through the output port of the digital micrometer 23.

[0041] The adjustable horizontal workbench 3 makes the workbench 31 in a horizontal position by adjusting the height of the leveling feet 30; the conveying system drives the turntable 42 to rotate through the PLC control motor 45 to realize the function of conveying filter rods; the unloading system controls the unloading area electric push rod 49 through the PLC to lift the unloading inclined surface platform 50 up, causing the filter rod to be pushed down into the receiving box 51, thereby achieving the purpose of unloading.

[0042] The feeding system 1 includes a feeding box 11, a feeding box bracket 14, a feeding wheel 12, a feeding wheel bracket 10, a motor 15, and a motor base 13;

[0043] The feeding system 1 realizes the function of automatic feeding by controlling the motor 15 through the PLC; one end of the feeding box bracket 14 is fixed to the upper end of the workbench 31, and the other end is used to position and fix the feeding box 11 so that the discharge port of the feeding box 11 is located directly above the feeding wheel 12; the length and width of the discharge port at the bottom end of the feeding box 11 are respectively greater than the length and diameter of the filter rod.

[0044] The lower end of the feeding wheel bracket 10 is fixed to the upper surface of the workbench by bolts, and the upper end thereof is assembled with the feeding wheel 12 through a connecting hole; the feeding wheel 12 is cylindrical, and is provided with four semicircular through holes distributed at equal intervals around it for conveying cigarettes and filter rods.

[0045] The lower end of the motor base 13 is fixed above the workbench 31 by bolts, and the upper end thereof is used to position and fix the motor 15 by bolts. The motor shaft of the motor 15 is connected to the feeding wheel 12, and the motor 15 is controlled by PLC to drive the feeding wheel 12 to rotate, thereby achieving the purpose of loading.

[0046] The hardness detection system includes a magnetic meter frame 27, a weight 28, a weight container 22, a digital micrometer 23, an upper aluminum clamp 24, a lower aluminum clamp 25, a tightening bolt 20, a photoelectric switch 26, and a fixing plate 21.

[0047] During the hardness test, the filter rod is subjected to pre-pressure and test pressure. The pre-pressure is controlled by the PLC to lift the baffle 43 in the test area electric push rod 44, so that the filter rod on the baffle lifts the measuring rod of the digital micrometer 23. At this time, the gravity of the measuring rod and the pressure head is provided, and the pressure during the test also includes the weight of the weight 28 in the weight container 22 at the upper end of the measuring rod. When the pre-pressure is applied, the value output to the computer through the port of the digital micrometer 23 is the initial diameter a of the filter rod. Then the PLC The electric push rod 48 in the feeding area is controlled to lift the baffle to a certain height for the second time, causing the measuring rod of the digital micrometer 23 to lift the weight 28 to a certain height. At this time, the output value of the digital micrometer 23 is b. After the weight 28 applies pressure for a period of time, the filter rod has a depression amount d. At this time, the value output by the digital micrometer 23 through the port is c. The ratio of the diameter of the filter rod after pressure to the initial diameter is the hardness of the filter rod, that is, the depression amount d=bc; the hardness value H=(ad) / a×100%.

[0048] The magnetic meter frame 27 includes two parts: a switch-type magnetic base and a column. The magnetic meter frame 27 is fixed to the upper surface of the workbench 31 by the magnetic force of the magnetic base; the column of the magnetic meter frame 27 is fixed to the upper end of the magnetic base through a connecting hole, and the column serves as a support frame for the hardness detection system; the digital micrometer 23 is fixed to the lower end of the column of the magnetic meter frame 27 by a lower aluminum clip 24, and the weight container 22 is fixed to the upper end of the column of the magnetic meter frame 27 by an upper aluminum clip 24. There is a scale on the surface of the column. The height and spacing of the upper and lower aluminum clips are adjusted by the scale on the surface of the column, and the spacing between the top of the measuring rod of the digital micrometer 23 and the weight 28 in the vertical direction is further adjusted.

[0049] The photoelectric switch 26 is fixed to the lower end surface of the lower aluminum clamp 25 through the fixing plate 21. The photoelectric switch 26 ensures that the filter rod is in the pre-stressed position, and then the initial diameter of the filter rod is detected by the digital micrometer 23. The diameter of the weight container 22 is slightly larger than the diameter of the weight 28. The bottom end surface of the weight container 22 is provided with a through hole smaller than the diameter of the weight 28. The middle position of the weight container 22 is provided with an upright thin wall that matches the "U"-shaped groove of the weight 28 to fix the trajectory of the weight 28 when it moves up and down, ensuring that during hardness testing, the digital micrometer 23 measuring rod lifts the weight 28 to move up and down without causing the weight 28 to tilt, thereby avoiding changes in the pressure applied to the upper end of the filter rod during the hardness testing process. An upright cylindrical clamp handle is provided on the side of the weight container 22, and the cylindrical clamp handle is clamped by the upper aluminum clamp 24, so that the weight container 22 is fixed to the upper end of the column.

[0050] The horizontal workbench 3 includes a workbench 31 and a leveling foot 30. The surface of the workbench 31 is provided with a plurality of through holes and connecting holes. The through holes are used to position each electric push rod and the motor 45, and the threaded holes are used to fix each component. By adjusting the height of the leveling foot 30, the workbench 31 can be in a horizontal position, thereby ensuring that when the filter rod is pressurized at the detection position, the pressure of the pressure head on the filter rod is always in a vertical direction.

[0051] The conveying system 4 includes an electric push rod 48 in the loading area, an electric push rod 44 in the detection area, an electric push rod 49 in the unloading area, a clamp 46 , a right-angle fixing plate 47 , a motor 45 , a turntable bearing 41 , a turntable 42 , and a baffle 43 .

[0052] The three electric push rods are all fixed to the extended ends of three right-angle fixing plates 47 by clamps 46; the right-angle fixing plates 47 are fixed to the lower end surface of the workbench 31 by bolts; the rod heads of the three electric push rods are respectively positioned in the three through holes of the workbench; the three circular through holes are distributed on the workbench at equal angles, one of which is located at the lower end of the feeding wheel 12, one is located at the lower end of the pressure head of the digital micrometer 23, and the third is located at the receiving box 51 at the unloading position, the motor 45 is fixed to the lower end of the workbench 31 by bolts, and the motor shaft extends out of the upper end surface of the workbench to connect with the turntable 42, and the rotation of the motor shaft is controlled by PLC to realize the rotation of the turntable 42.

[0053] The turntable bearing 41 includes an inner ring and an outer ring, which are connected by balls, and the outer ring is higher than the inner ring. The lower surface of the inner ring is fixed to the upper end surface of the workbench 31 by bolts, and the upper surface of the outer ring is fixed to the turntable 42 by bolts; an axial hole is provided in the center of the turntable 42, and the axial hole is connected to the motor shaft of the motor 45. The rotation of the motor shaft of the motor 45 is controlled by PLC to realize the synchronous rotation of the turntable and the outer ring of the turntable bearing, thereby further realizing the transmission of cigarettes and filter rods.

[0054] The turntable 42 is provided with an inner and outer layer of circular through holes, the innermost layer of through holes cooperates with the electric push rod 49 in the unloading area, and the push rod 49 in the unloading area is controlled by PLC to lift the unloading inclined surface 50 to achieve the purpose of unloading, while the outermost layer of through holes cooperates with the electric push rod 48 in the loading area and the electric push rod 44 in the detection area, respectively, to achieve the purposes of loading and hardness detection, respectively. The three angles corresponding to the through holes on the upper surface of the turntable 42 are provided with three slopes and three baffle lifting guide rails, and three circular lifting slides are respectively provided on the inner side of the lifting guide rails. The electric push rod in the unloading area is controlled by PLC to lift the unloading inclined surface 50 to push down the filter rod to achieve the purpose of unloading.

[0055] The two ends above the baffle plate 43 are formed with a semicircular groove for receiving the filter rod. The middle rectangular area on the upper end of the baffle plate 43 is used as a hardness testing area. The lower end of the baffle plate 43 is a rectangular parallelepiped and can be assembled in the baffle plate lifting guide rail of the turntable 42. The lifting and lowering of the electric push rod is controlled by PLC to realize the directional lifting and lowering of the baffle plate 43 and the upper filter rod.

[0056] The unloading system 5 includes an unloading inclined surface platform 50 and a receiving box 51. The unloading inclined surface platform 50 is conical, and a cylindrical guide rod is arranged at its rear end. The guide rod is assembled in the circular lifting groove of the turntable 42. The electric push rod 49 in the unloading area is controlled by PLC to lift the top of the unloading inclined surface platform to drop the filter rod, thereby achieving the purpose of unloading.

[0057] The receiving box 51 is assembled at the unloading position of the upper end surface of the workbench 31 to collect the filter rods dropped from the top of the unloading inclined surface. The receiving box 51 consists of two right-angled sides and one arc side, the arc side is concentric with the outer arc of the turntable 42, and the right-angled side coincides with the edge of the workbench, which is not only beautiful but also saves space.

Claims

1. A semi-automatic cigarette or filter rod hardness detection device, characterized in that: It comprises a feeding system (1), a hardness detection system (2), an adjustable horizontal workbench (3), a conveying system (4) and a feeding system (5); The feeding system (1) firstly controls the electric push rod (48) in the feeding area through the PLC to lift the baffle plate (43) to achieve the purpose of receiving the materials, and then controls the motor 1 (15) through the PLC to drive the feeding wheel (12) to rotate to achieve the purpose of feeding the materials; the hardness detection system (2) controls the electric push rod (44) in the detection area through the PLC to lift the baffle plate up twice in succession, respectively achieving the pre-pressure of the measuring rod of the digital display micrometer (23) on the cigarette or filter rod and the detection pressure of the weight (28) on the cigarette or filter rod, and further The output end of the digital micrometer (23) is connected to a computer to realize data collection and calculation; the adjustable horizontal workbench (3) is adjusted by adjusting the leveling feet (30) so that the workbench (31) is in a horizontal position; the conveying system (4) drives the turntable (42) to rotate through the motor 2 (45) to achieve the purpose of conveying cigarettes or filter rods; the unloading system (5) raises the unloading inclined surface table (50) through the electric push rod (49) in the unloading area, causing the cigarettes or filter rods to be pushed down to the receiving box, thereby achieving the purpose of unloading; The pre-pressure is controlled by the PLC to control the electric push rod (44) in the detection area to lift the baffle (43) upward, so that the cigarette or filter rod on the baffle lifts the measuring rod of the digital dial gauge (23). At this time, the gravity of the measuring rod of the digital dial gauge (23) and the pressure head serves as the pre-pressure, and the pressure during the detection also includes the weight of the weight (28) in the weight container (22) above the measuring rod of the digital dial gauge (23); The circumference of the turntable (42) is provided with inner and outer layers of through holes. The innermost through holes cooperate with the electric push rod (49) in the unloading area to achieve the purpose of unloading, and the outermost through holes cooperate with the electric push rod (48) in the loading area and the electric push rod (44) in the detection area to achieve the purposes of loading and detection respectively. The upper surface of the turntable (42) is provided with a slope and a baffle (43) lifting guide rail at an angle corresponding to the through holes, and a lifting slide groove of a material unloading inclined surface platform (50) is provided on the inner side of the lifting guide rail. The guide rod of the material unloading inclined surface platform (50) is installed in the lifting slide groove, and the two ends above the baffle are used to receive and place cigarettes or filter rods; the lower end of the baffle (43) is installed in the baffle lifting guide rail of the turntable (42).

2. A semi-automatic cigarette or filter rod hardness detection device according to claim 1, characterized in that: The feeding system (1) comprises a feeding box (11), a feeding box bracket (14), a feeding wheel (12), a feeding wheel bracket (10), a motor 1 (15) and a motor base (13); One end of the loading box bracket (14) is fixed to the upper end of the workbench (31), and the other end is used to fix the loading box (11); the discharge port of the loading box (11) is located above the feeding wheel (12), and the length and width of the discharge port at the bottom end of the loading box (11) are respectively greater than the length and diameter of the cigarette or filter rod; the circumference of the feeding wheel (12) is provided with four semicircular grooves distributed at equal angles for conveying cigarettes or filter rods, and the feeding wheel (12) is fixed to the upper end of the workbench (31) through the feeding wheel bracket (10), and the feeding wheel (12) is driven to rotate by the PLC-controlled motor 1 (15) to realize the reception and conveyance of cigarettes or filter rods; the motor 1 (15) is fixed to the upper end of the motor base (13) through the connecting hole, and the motor base (13) is fixed to the upper end of the workbench (31) through the connecting hole.

3. A semi-automatic cigarette or filter rod hardness detection device according to claim 1, characterized in that: The hardness detection system (2) comprises a weight (28), a weight container (22), a digital micrometer (23), a magnetic meter frame (27), an upper aluminum clamp (24), a lower aluminum clamp (25), a tightening bolt (20), a photoelectric switch (26) and a fixing plate (21), and in the hardness detection process, the cigarette or filter rod is pre-pressed and tested by pressure. The magnetic meter frame (27) comprises a switch-type magnetic base and a column. The magnetic meter frame (27) is fixed to the upper surface of the workbench (31) by the magnetic force of the magnetic base. The column of the magnetic meter frame (27) is fixed to the upper end of the magnetic base through a connecting hole, and the column serves as a support frame for the hardness detection system (2). The digital micrometer (23) is fixed to the lower end of the column of the magnetic meter frame (27) through a lower aluminum clip (25). The stroke of the electric push rod (44) in the hardness detection area is controlled by PLC to cooperate with the digital micrometer, thereby realizing the detection of the hardness of the cigarette or the filter rod. The weight container (22) is fixed to the upper end of the column by an upper aluminum clip (24); the weight (28) is assembled in the weight container (22), and the stroke of the electric push rod (44) in the detection area is controlled by PLC, so that the measuring rod of the digital display micrometer (23) lifts the weight, thereby realizing the weight (28) to detect and press the cigarette or filter rod; the surface of the column of the magnetic meter frame (27) has a scale, and the height position of the upper aluminum clip (24) and the lower aluminum clip (25) is adjusted by the scale, thereby adjusting the distance between the top end of the measuring rod of the digital display micrometer (23) and the lower end surface of the weight (28) in the weight container in the vertical direction; The digital display micrometer (23) can output detection data in real time by connecting to a computer; the photoelectric switch (26) is fixed to the lower end surface of the lower aluminum clamp (25) through a fixing plate (21), and the photoelectric switch (26) ensures that the cigarette or filter rod is in a pre-pressed position, and then the initial diameter of the cigarette or filter rod is detected by the digital display micrometer (23).

4. A semi-automatic cigarette or filter rod hardness detection device according to claim 1, characterized in that: The adjustable horizontal workbench (3) comprises a workbench (31) and a leveling foot (30). By adjusting the height of the leveling foot (30), the workbench (31) is placed in a horizontal position, thereby ensuring that when a cigarette or a filter rod is pressed at a detection position, the pressure of the pressure head at the lower end of the digital micrometer (23) on the cigarette or the filter rod is always in a vertical direction.

5. A semi-automatic cigarette or filter rod hardness detection device according to claim 1, characterized in that: The conveying system (4) comprises an electric push rod (44) in the detection area, an electric push rod (49) in the unloading area, an electric push rod (48) in the loading area, a clamp (46), a right-angle fixing plate (47), a second motor (45), a turntable bearing (41), a turntable (42) and a baffle (43); The detection area electric push rod (44), the unloading area electric push rod (49) and the loading area electric push rod (48) are all connected to the right-angle fixing plate (47) through a clamp (46) and are respectively fixed to the lower end surface of the loading position, the detection position and the unloading position of the workbench (31); The second motor (45) is fixed at the center position of the lower end surface of the workbench (31), and the motor shaft of the second motor (45) is connected to the turntable (42). The rotation of the shaft of the second motor (45) is controlled by PLC to realize the rotation of the turntable (42); the electric push rod (49) in the unloading area is controlled by PLC to raise the unloading inclined surface platform (50) to push down cigarettes or filter rods, thereby realizing the unloading function; The two ends of the upper part of the baffle (43) are designed to be in the shape of semicircular grooves for receiving cigarettes or filter rods, and the rectangular plane in the middle part of the baffle (43) is used as a test area; the lifting and lowering of the push rod is controlled by PLC to realize the directional lifting and lowering of the baffle (43) and the upper cigarette or filter rod; The lower surface of the turntable bearing (41) is fixed to the upper end surface of the workbench (31), and the upper surface of the turntable bearing (41) is fixed to the turntable (42). The rotation of the second shaft (45) of the motor is controlled by PLC to achieve synchronous rotation of the turntable bearing (41) and the turntable (42), thereby achieving the purpose of conveying cigarettes or filter rods.

6. A semi-automatic cigarette or filter rod hardness detection device according to claim 1, characterized in that: The unloading system (5) comprises an unloading inclined surface platform (50) and a material receiving box (51). The unloading inclined surface platform (50) is conical, and a cylindrical guide rod is arranged at the rear end of the unloading inclined surface platform. The cylindrical guide rod of the unloading inclined surface platform (50) is assembled in the circular lifting groove of the turntable (42). The unloading area electric push rod (49) is controlled by PLC to lift the unloading inclined surface platform (50) up, so that the cigarettes or filter rods are pushed down into the material receiving box (51), thereby achieving the purpose of unloading. The material collecting box (51) is mounted at the unloading position of the upper end surface of the workbench (31) and is used to collect the cigarettes or filter rods that have completed detection.

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