CN209784110U - Automatic detection device for content of stems in cut tobacco - Google Patents
Automatic detection device for content of stems in cut tobacco Download PDFInfo
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- CN209784110U CN209784110U CN201920272285.2U CN201920272285U CN209784110U CN 209784110 U CN209784110 U CN 209784110U CN 201920272285 U CN201920272285 U CN 201920272285U CN 209784110 U CN209784110 U CN 209784110U
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Abstract
The utility model relates to an automatic checkout device of stalk bamboo slips content in pipe tobacco, include: the automatic tobacco shred feeding device comprises an automatic blanking unit, a stem and sliver separating unit, an automatic tobacco shred collecting unit and a system control and data acquisition unit; the automatic blanking unit realizes automatic, uniform and continuous blanking of tobacco shred samples, adjusts blanking speed according to detection requirements, the stem and sliver separating unit realizes separation of stem slivers and tobacco shreds by utilizing difference of critical fluidization speeds of the tobacco shreds and the stem slivers based on a winnowing principle, an air speed sensor is arranged in an air duct to monitor air speed, the automatic tobacco shred collecting unit automatically rises and falls through a tobacco shred collecting barrel, automatic collection and cleaning of the tobacco shreds are realized, the system control and data collecting unit realizes automatic control over all units in the detection process of the whole device, and weighing module data are automatically read. The utility model has the advantages of science, accuracy alleviate cigarette machine operating personnel intensity of labour, solve stem in the pipe tobacco and sign content detection method and be unscientific, inaccurate, unstability scheduling problem.
Description
Technical Field
The utility model belongs to the technical field of cigarette product quality testing, concretely relates to automatic checkout device of stalk bamboo slips content in pipe tobacco.
Background
In the tobacco processing industry, tobacco is subjected to drying, threshing, fermentation, shredding and other operations to obtain a mixture of stem sticks and cut tobacco, wherein the stem sticks are mainly from stems or leaf stem parts of the tobacco, and the cut tobacco is mainly from tobacco leaves. The content of the stem in the cigarette can directly influence the indexes of the cigarette such as the suction resistance, the number of suction openings, the tar rate, the sensory quality, the tobacco shred consumption and the like, so the content of the stem becomes an important factor for determining the cigarette product. Therefore, the cigarette tobacco shred production line is additionally provided with the winnowing device, the cigarette rolling and connecting unit is provided with the stem and sliver separating device, and even the stem and sliver secondary separating device is arranged to ensure the purity of the tobacco shreds. In the cigarette making and tipping machine set, the stem content in the cigarettes is too high due to too low stem separation rate, so that the quality of the cigarettes is influenced, and the stems in the tobacco shreds can puncture the cigarette paper in the cigarette making process, so that the defective rate of the cigarettes is increased; the stem separation rate is too high, the effective utilization rate of the tobacco shreds is reduced, and the tobacco shreds are wasted. Therefore, in cigarette-related enterprises, in order to improve the quality of cigarettes, the content of stems in cut tobacco of cigarettes needs to be detected.
In chinese utility model patent (CN 203314090U), through using vacuum generator, compressed air turns into the negative pressure for reach certain wind speed in the fluidization chamber, recycle the difference of the critical fluidization speed of pipe tobacco and stalk bamboo slips, thereby realize the detection of stalk bamboo slips content in the pipe tobacco. The device can cause the pipe tobacco to block the vacuum generator after long-time testing and influence the wind speed because the outlet end is directly connected with the vacuum generator, and can lead to a plurality of errors in the detection result after multiple detections.
In chinese utility model patent (CN 102240069 a), the mode of blowing through the fan makes and reaches certain wind speed in the fluidization chamber, carries the material to turn over the board and makes a round trip to turn and fluidizes with higher speed, recycles the difference of the critical fluidization speed of pipe tobacco and stalk bamboo slips, realizes the survey of stalk bamboo slips content in the pipe tobacco. Although the device can realize the detection function of the content of the stems in the cut tobacco, certain defects exist in the aspects of feeding and monitoring of the wind speed in an air duct, the feeding adopts a material scattering disc to scatter the material, and the uniformity of the feeding is difficult to control; the whole air duct is not provided with a device for monitoring the instantaneous change of the air speed, so that the air speed during separation cannot be accurately reflected, and further, the stem content in the cut tobacco can be detected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses technical solution problem: the automatic detection device for the content of the stems in the cut tobacco has the advantages of being scientific and accurate, reducing the labor intensity of operators of cigarette making machines, and solving the problems that a detection method for the content of the stems in the cut tobacco is not scientific, inaccurate, unstable and the like.
The utility model discloses technical solution: an automatic detection device for the content of stems in cut tobacco comprises an automatic blanking unit, a stem separating unit, a cut tobacco automatic collecting unit, a system control and data acquisition unit and the like. The automatic blanking unit can realize automatic, uniform and continuous blanking of tobacco shred samples and can adjust the blanking speed according to the detection requirement; the stem separating unit realizes the separation of the stems and the cut tobacco by utilizing the difference of the critical fluidization speeds of the cut tobacco and the stems on the basis of a winnowing principle, and an air speed sensor is arranged in an air duct to monitor the air speed; the automatic tobacco shred collecting unit can realize automatic collection and cleaning of tobacco shreds by automatic ascending and descending of the tobacco shred collecting barrel; the system control and data acquisition unit can realize automatic control on each unit in the whole device detection process and can automatically read the data of the weighing module. The automatic blanking unit and the fluidization chamber of the stem separation unit are arranged on the same horizontal plane, the automatic cut tobacco collection unit is arranged below the separation chamber of the stem separation unit, and the system control and data acquisition unit automatically controls the three units. Under the control of the system control and data acquisition unit, the automatic blanking unit automatically and uniformly blanks tobacco shred samples to enter the stem separation unit through the vibration of the linear vibration feeder and the swinging of the linear vibration feeder in a swinging manner, fully separates stems and tobacco shreds in the fluidization chamber of the stem separation unit, falls into a collection barrel below the fluidization chamber and the separation chamber respectively, and finally realizes the weighing and calculation of the stems under the control of the system control and data acquisition unit.
The automatic blanking unit can realize automatic, uniform and continuous blanking of tobacco shred samples and can adjust the blanking speed according to detection requirements. The automatic tobacco shred sample feeding device comprises an automatic feeding module and an even feeding module which are parallelly installed on the same plane, the automatic feeding module automatically and continuously feeds tobacco shred samples through vibration of a linear vibration feeder, and the even feeding module drives a swing page through a motor to achieve even feeding of the tobacco shred samples and control feeding speed. Automatic unloading module mainly contains constitutions such as hopper, hopper fixing base, sharp vibrations feeder, connecting plate, curb plate, connecting rod and slider, and the hopper passes through the hopper fixing base to be installed on sharp vibrations feeder, and sharp vibrations feeder links to each other with the connecting plate to install on the slider through the connecting rod with the connecting plate rear end together, the connecting plate front end links to each other with both sides board again, and the slider is solid in base upper portion recess. The sliding in the groove of the sliding block can drive the connecting rod to move, so that the adjustment of the inclination angle of the linear vibration feeder, the hopper fixing seat and the hopper is realized. The concrete work is that the linear vibration feeder linearly feeds the vibrating hopper, and the vibration frequency of the linear vibration feeder can be reasonably adjusted according to the requirement of a user on the vibration speed. In addition, the vibration feeding module in the device can adjust the inclination angles (the adjustment range is 0-15 degrees) of the vibration table and the hopper according to the actual blanking condition so as to adjust the blanking speed. Even unloading module mainly includes the motor, the motor bottom plate, the link plate, the slip table, the pendulum page or leaf, the shaft coupling, photoelectric switch and separation blade, slip table bottom plate etc. constitute, and the motor is connected with the slip table through motor bottom plate and link plate, and wherein the rotation axis of motor passes through the shaft coupling with the transmission shaft and links to each other, is connected one end installation photoelectricity at the transmission shaft with the shaft coupling and opens light and separation blade, and the other end links to each other with the pendulum page or. The specific work of the tobacco shred feeding device is that when the linear vibration feeder vibrates the hopper to perform linear feeding, a swing page module driven by a motor swings along the opposite direction of feeding (the swing range is 45-90 degrees and can be set according to the requirements of a user) from the initial position at the frequency set by the user, so that the tobacco shred samples in the hopper are evenly fed. Along with the adjustment of the inclination angle of the linear vibration feeder, the height position of the page swinging mechanism is also properly adjusted along with the adjustment, and the automatic blanking module is matched for normal work.
The stem separating unit realizes the separation of the stems and the cut tobacco by utilizing the difference of the critical fluidization speeds of the cut tobacco and the stems on the basis of a winnowing principle, and an air speed sensor is arranged in an air duct to monitor the air speed. It mainly includes components such as fluidization chamber, first pipeline, separation chamber, second pipeline, fan, filter vat and air velocity transducer, and the fluidization chamber is connected with the separation chamber through first pipeline, is connected through the second wind channel in the middle of separation chamber upper end and the filter vat, and the filter vat is connected with filter vat connecting pipe and fan through the fan again, installs air velocity transducer at the horizontal segment intermediate position in second wind channel, and the separation chamber lower extreme is connected with the bung connecting pipe. The specific work is that after tobacco shred samples (the number is more than 100) are collected from production lines or cigarettes with enough number and weighed on a weighing module, the tobacco shred samples enter an air channel fluidization chamber from an air channel feeding port after being fed by an automatic uniform feeding unit, and the separation of cut tobacco and cut tobacco is realized by utilizing the difference of critical fluidization speeds of the cut tobacco and cut tobacco. Because the wind speed in the fluidization chamber is far less than the critical fluidization speed of the stems, the stems directly fall in the fluidization chamber and are accumulated in the stem collection barrel below the fluidization chamber; the air speed in the fluidization chamber is larger than the critical fluidization speed of the cut tobacco, the stems enter the separation chamber of the air channel along the air speed direction, and the cut tobacco can directly fall into the cut tobacco collection barrel sealed below in the separation chamber because the separation chamber is a cavity with a large diameter and the air speed in the separation chamber is sharply reduced and is far smaller than the critical fluidization speed of the cut tobacco. In this unit, in order to prevent a small amount of tobacco dust from shortening the life of the fan and even damaging the fan by entering the fan, the other end of the separation chamber in the air duct is connected with the filter vat through a pipeline, and then is switched to the fan again through the filter vat. On the premise of ensuring the detection result, the unit is provided with an air speed sensor in the horizontal section of the second pipeline between the separation chamber and the filter barrel for improving the detection precision, and the air speed in the air channel is monitored. Because the diameter of the section of pipeline is the same as that of the pipeline connected with the front end of the separation chamber, the wind speed in the two pipelines (without considering the loss along the way) is basically the same, and then the wind speed in the fluidization chamber is converted according to a certain proportional relation. The wind speed sensor is arranged at the horizontal section of the second pipeline, so that the wind speed monitoring function can be realized, and the influence of tobacco shreds on the monitoring result of the wind speed sensor in the monitoring process can be avoided, so that the error is reduced. The wind speed monitored by the wind speed sensor is compared with the wind speed preset by a user, if the monitored wind speed is not within the deviation allowable range, a signal is fed back to the control system, PID algorithm adjustment is carried out on the fan, and the wind speed of the fluidization chamber is further ensured to be within the range of the set value of the user.
The automatic tobacco shred collecting unit can automatically collect and clean tobacco shreds by automatically ascending and descending the tobacco shred collecting barrel. The tobacco shred collecting device mainly comprises an air cylinder, a limiting plate, a tobacco shred collecting barrel and the like, wherein the air cylinder is fixed below an air cylinder connecting plate, a groove for limiting the tobacco shred collecting barrel is formed in the air cylinder connecting plate, and the tobacco shred collecting barrel is placed in the upper groove of the tobacco shred collecting barrel. Before detection, the tobacco shred collection barrel is automatically lifted by the two cylinders to be pushed to a designated position, and the tobacco shred collection barrel is matched with a barrel cover connecting pipe below the separation chamber to achieve a sealing effect; after the fan stops operating, the two cylinders reset to drive the tobacco shred collecting barrel to automatically descend to reach the designated position, so that the tobacco shreds are convenient to clean.
The system control and data acquisition unit can automatically control each unit in the whole device detection process and can automatically read the data of the weighing module. The device mainly comprises an electromagnetic valve, an industrial personal computer, a frequency modulator, a frequency converter, a driver, a printer, a weighing module and the like. The system control and data acquisition unit automatically controls the whole detection device, the unit controls the ascending and descending of the air cylinder through the electromagnetic valve, the running state of the fan is adjusted through the frequency converter, the vibration frequency of the linear vibration feeder is adjusted through the frequency modulator, the movement speed and the angle of the rotating shaft of the motor are controlled through the driver, meanwhile, the unit can automatically read weighing module data, the content of stems in tobacco shreds is calculated, the stems are automatically recorded and stored, the stems are output through the printer and the display, the wind speed sensor data are acquired, and the PID algorithm is adjusted on the wind speed.
Compared with the prior art, the utility model the advantage as follows:
(1) The utility model discloses the testing result is accurate. The utility model discloses make full use of flow field principle has designed reasonable wind channel, and whole wind channel can guarantee that pipe tobacco and stalk bamboo slips realize the intensive separation, and the pipe tobacco sample is after detecting, and the stalk bamboo slips can be collected in the separation chamber below, can improve the accuracy of many times testing result.
(2) the utility model discloses convenient operation is succinct. The utility model discloses not only can realize automatic unloading and pipe tobacco automatic collection function, can realize the abundant separation of pipe tobacco sample moreover, the stalk after the separation is signed and can be weighed and calculate automatically, whole operation process automatic control, the hand labor that has significantly reduced.
(3) And (5) automatic continuous blanking. The utility model discloses automatic checkout device is provided with sharp vibrations feeder, can realize the sharp pay-off in succession, can adjust automatic unloading speed through the high position of adjusting sharp vibrations feeder vibration frequency, pendulum page or leaf swing frequency and vibrations platform installation angle and hopper moreover, and the hopper design accords with human operation custom, and the unloading is comparatively simple and convenient.
(4) And (5) uniformly blanking. The device is under the circumstances of guaranteeing the unloading speed, in order to prevent that the sample once only all gets into the fluidization chamber by survey, can not separate fully to influence the measuring result. In order to ensure the accuracy of the measuring result, the page swinging device driven by the motor is designed in the device to control the blanking uniformity, and the swinging amplitude and the swinging speed of the page swinging mechanism can be adjusted, so that the blanking uniformity can be ensured.
(5) The sorting wind speed can be adjusted. On the premise of ensuring the sealing performance in the whole air duct, the air speed sensor is arranged in the air duct, so that the air duct structure is optimized in particular to avoid the influence of a sample on the air speed sensor in the air duct, the air speed can be monitored more accurately, and a PID algorithm is used for adjusting the fan.
(6) And (5) automatically collecting the tobacco shreds. In the pipe tobacco collection device, when guaranteeing to seal, in order to operate, adopt cylinder automatic lifting device, easy operation is convenient, reduces artifical sealing time.
(7) And (4) automatic weighing and calculation. The high-precision weighing module is adopted, so that automatic weighing of tobacco shred samples and stem sticks can be realized, the weighing result can be automatically read after the weighing is finished, the content of the stem sticks in the tobacco shreds is calculated, and the automatic recording and storing are realized.
(8) The application range is wide. The device is not only suitable for accurately detecting the content of the stems in the cut tobacco of the cigarette products, but also can be used for quickly detecting the content of the stems in the cut tobacco on a cigarette making unit of a cigarette production line.
(9) The detection device utilizes the difference of critical fluidization speeds of the cut tobacco and the stem sticks and combines the winnowing principle to carry out rapid detection on the cut tobacco and the stem sticks. The automatic feeding device is characterized in that automatic and uniform feeding is realized by using a linear vibration feeder and a page swinging module, the wind speed of a fluidization chamber is monitored by using a wind speed sensor, a signal is fed back to a control system to carry out PID algorithm adjustment on a fan, automatic collection of cut tobacco is realized by using an automatic lifting module, an automatic weighing module is arranged, automatic weighing of the quality of the cut tobacco and stem labels and calculation of the content of the stem labels are realized, and a more scientific and accurate method and device are provided for detecting the content of the stem labels in the cut tobacco.
Drawings
Fig. 1 is a schematic structural diagram of a device for automatically detecting the content of stems in cut tobacco.
FIG. 1 shows an automatic tobacco shred collecting unit 1; 2 is a system control and data acquisition unit; 3 is a stem separating unit; and 4, an automatic blanking unit.
fig. 2 is a schematic structural view of an automatic blanking unit.
In fig. 2, 201 is a sliding table bottom plate; 202 is a reinforcing plate; 203 is a sliding table; 204 is a sliding table mounting plate; 205 is a hanging plate; 206 is a motor base plate; 207 is a motor mounting plate; 208 is a motor; 209 is a coupler; 210 is a photoelectric switch and a baffle plate; 211 is a transmission shaft; 212 is a pendulum page; 213 is a hopper; 214 is a hopper fixing seat; 215 is a linear vibration feeder; 216 is a side plate; 217 is a connecting plate; 218 is a slider; 219 is a connecting rod; 220 is a base.
Fig. 3 is a schematic structural view of a stem separating unit and an automatic tobacco shred collecting unit.
301 in fig. 3 is a cylinder; 302 is a cylinder connecting plate; 303 is a tobacco shred collecting barrel; 304 is a barrel cover connecting pipe; 305 is a separation chamber; 306 is a first air duct; 307 is a wind speed sensor; 308 is a second air duct; 309 is a fluidizing chamber; 310 is a fan; 311 is a connecting pipe of the fan and the filter vat; 312 is a filter vat.
FIG. 4 is a diagram of a system control and data acquisition unit control process;
Fig. 5 is a flow chart of the testing device of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work belong to the protection scope of the present invention based on the embodiments of the present invention.
As shown in fig. 1, the utility model discloses an automatic checkout device of stalk bamboo slips content in pipe tobacco mainly includes pipe tobacco automatic collection unit 1, system control and data acquisition unit 2, stalk bamboo slips isolating unit 3 and automatic unloading unit 4 to realize the automated inspection of stalk bamboo slips content in the pipe tobacco.
As shown in fig. 2, the automatic blanking unit 4 includes an automatic blanking module and a uniform blanking module. The automatic blanking module mainly comprises a hopper 213, a hopper fixing seat 214, a linear vibration feeder 215, a connecting plate 217, a side plate 216, a connecting rod 219 and a sliding block 218, wherein the hopper 213 is installed on the linear vibration feeder 215 through the hopper fixing seat 214, and the linear vibration feeder 215 is fixed on the connecting plate 217 and connected with the rear end of the connecting plate 217 through the connecting rod 219 on the sliding block 218. The front end of the connecting plate 217 is connected with the side plate 216, and the sliding block 218 can slide in the upper groove of the base 220 and drive the linear vibration feeder 215, the hopper fixing seat 214 and the hopper 213 to swing to realize the adjustment of the inclination angle. The uniform blanking module mainly comprises a motor 208, a motor bottom plate 206, a hanging plate 205, a sliding table 203, a pendulum blade 212, a coupling 209, a photoelectric switch and a baffle 210, the sliding table bottom plate 201, a sliding table mounting plate 204, a reinforcing plate 201, a sliding table mounting plate 207 and the like, wherein the sliding table 203 is vertically mounted on the sliding table bottom plate 201 through the sliding table mounting plate 207 and the reinforcing plate 202, the motor 208 is horizontally connected with the motor mounting plate 206 through the reinforcing plate motor 208, the motor mounting plate 207 is vertically mounted on the motor bottom plate 206, the motor bottom plate 206 is connected with the sliding table 203 through the hanging plate 205, a rotating shaft of the motor 208 is connected with a transmission shaft 211 through the coupling 209, one end of the transmission shaft 211 connected with the coupling 209 is provided with the photoelectric switch blade 210, the other end of the transmission shaft is connected with the pendulum blade 212, and the, so that the blanking is continuous and uniform.
As shown in fig. 3, a stem separating unit 3 and an automatic cut tobacco collecting unit 1. The stem separating unit 3 mainly includes a fluidizing chamber 309, a first air duct 306, a separating chamber 305, a second air duct 308, a fan 310, a filter barrel 312, an air speed sensor 307, and the like, wherein the fluidizing chamber 309 is connected with the separating chamber 305 through the first duct 306. The upper end of the separation chamber 305 is connected with the middle of the filter barrel 312 through a second air duct 308, the filter barrel 312 is connected with the filter barrel connecting pipe 311 and the fan 310 through the fan, an air speed sensor 307 is installed in the middle of the horizontal section of the second air duct 308 and used for detecting the air speed in the air duct, and the lower end of the separation chamber 305 is connected with a barrel cover connecting pipe 304. Pipe tobacco automatic collection unit 1 mainly includes the cylinder, constitutions such as limiting plate and pipe tobacco collecting vessel, cylinder 301 is connected on cylinder connecting plate 302, cylinder connecting plate 302 possess carry out spacing recess to pipe tobacco collecting vessel 303, pipe tobacco collecting vessel 303 places its upper portion, can cooperate with bung connecting pipe 304 along with cylinder 301 rises, realize the sealed in wind channel, along with cylinder 301 resets, drive pipe tobacco collecting vessel 303 and descend, the person of facilitating the use clears up the pipe tobacco.
As shown in fig. 4, the control system in the control and data acquisition unit 2 adjusts the wind speed of the fan through the frequency converter, adjusts the frequency of the linear vibration feeder 215 through the frequency modulator to further adjust the vibration frequency, adjusts the swing frequency and swing amplitude of the swing page 212 through the motor, and controls the lifting of the cylinder 301 through the on-off of the electromagnetic valve, so as to automatically collect the tobacco shreds, and automatically control the weighing of the weighing module, the reading of the weighing result, the processing and storing of data, and the like.
As shown in fig. 5, the present invention has the following steps:
(1) Weighing the tobacco shred sample to be tested on a balance to obtain the total mass of the sample, wherein the total mass is assumed to be m1(unit: g), the air cylinder 301 drives the air cylinder connecting plate 302 and the cut tobacco collecting barrel 303 to ascend and be matched with a barrel cover connecting pipe 304 below the separating chamber 305 to seal the air channel.
(2) The vibration frequency of the linearly vibrating feeder 215 is adjusted, the inclination angles of the linearly vibrating feeder 215, the hopper holder 214 and the hopper 213 of the linearly vibrating feeder 215 are adjusted, the vibration frequency of the pendulum blade 212 is adjusted, and the sample is loaded into the hopper 213.
(3) And setting the wind speed of the wind channel, and starting the fan 310 to operate to reach the set wind speed.
(4) The linear vibration feeder 215 is started to vibrate the hopper 213 to perform linear feeding, and the motor 208 is started to drive the swing sheet 212 to swing, so that the feeding is uniform.
(5) The sample enters the fluidizing chamber 309 from the hopper 213 to fully separate the cut tobacco from the cut tobacco by utilizing the difference of the critical fluidizing velocity of the cut tobacco and the cut stem.
(6) while the stem and the cut tobacco are separated in the fluidizing chamber 309, the wind speed sensor 307 monitors the wind speed in the second pipeline, and performs PID algorithm adjustment on the fan 310 to ensure that the wind speed in the fluidizing chamber 309 is stable.
(7) After the stem and the cut tobacco in the cut tobacco sample are separated, the stem falls into a stem collecting barrel below the fluidization chamber 309, the cut tobacco enters the separation chamber 305 along a pipeline 1306, and the cut tobacco falls into a cut tobacco collecting barrel 303 below the separation chamber 305 due to the fact that the air speed inside the cut tobacco is extremely low.
(8) The fan 310, the linear vibration feeder 215, the motor 208, the wind speed sensor 307 and the like are turned off, the cut tobacco collecting barrel 303 descends along with the air cylinder 301, and the stems in the stem collecting barrel are weighed, and the mass of the stems is assumed to be m2(unit: g), cleaning the cut tobacco in the cut tobacco collecting barrel 303, and finally according to a formula(wherein t represents the content of the stem label; m1Represents the total weight (unit: g) of the tobacco sample; m is2Represents the weight (unit: g)) of the stem.
(9) and finishing, printing the data result and closing the system.
Claims (8)
1. An automatic detection device of stalk content in pipe tobacco, its characterized in that includes: the automatic tobacco shred feeding device comprises an automatic blanking unit, a stem and sliver separating unit, an automatic tobacco shred collecting unit and a system control and data acquisition unit;
The automatic blanking unit realizes automatic uniform continuous blanking of tobacco shred samples, adjusts blanking speed according to detection requirements, the stem separation unit realizes separation of stem sticks and tobacco shreds by utilizing difference of critical fluidization speeds of the tobacco shreds and the stem sticks on the basis of a winnowing principle, an air speed sensor is arranged in an air duct to monitor air speed, the automatic tobacco shred collection unit realizes automatic collection and cleaning of the tobacco shreds through automatic rising and falling of a tobacco shred collection barrel, the system control and data acquisition unit realizes automatic control of each unit in the detection process of the whole device, and data of a weighing module is automatically read; the automatic blanking unit and the fluidization chamber of the stem separation unit are arranged on the same horizontal plane, the automatic cut tobacco collection unit is arranged below the separation chamber of the stem separation unit, and the system control and data acquisition unit automatically controls the three units; under the control of the system control and data acquisition unit, the automatic blanking unit enables tobacco shred samples to be automatically and uniformly blanked to enter the stem separation unit through the vibration of the linear vibration feeder and the swing of the pendulum page, the stems and the tobacco shreds are fully separated in the fluidization chamber of the stem separation unit and fall into a collection barrel below the fluidization chamber and the separation chamber respectively, and finally the weighing and calculation of the stems are realized under the control of the system control and data acquisition unit.
2. The automatic detection device for the stem content in the cut tobacco according to claim 1, characterized in that: the automatic blanking unit comprises: an automatic blanking module and a uniform blanking module;
The automatic blanking module and the uniform blanking module are arranged on the same plane in parallel, the automatic blanking module automatically and continuously performs blanking on tobacco shred samples through vibration of the linear vibration feeder, and the uniform blanking module realizes uniform blanking of the tobacco shred samples by driving the swing page to move through the motor and controls the blanking speed.
3. The automatic detection device for the stem content in the cut tobacco according to claim 2, characterized in that: the automatic blanking module comprises: the device comprises a hopper, a hopper fixing seat, a linear vibration feeder, a connecting plate, a side plate, a connecting rod and a sliding block; the hopper is arranged on the linear vibration feeder through a hopper fixing seat, the linear vibration feeder is connected with a connecting plate and is arranged on a sliding block together with the rear end of the connecting plate through a connecting rod, the front end of the connecting plate is connected with the two side plates, and the sliding block is fixedly arranged in a groove at the upper part of the base; the sliding in the groove of the sliding block can drive the connecting rod to move, so that the adjustment of the inclination angle of the linear vibration feeder, the hopper fixing seat and the hopper is realized.
4. the automatic detection device for the stem content in the cut tobacco according to claim 3, characterized in that: the adjusting range of the inclination angle of the hopper is 0-15 degrees.
5. The automatic detection device for the stem content in the cut tobacco according to claim 3, characterized in that: the even unloading module includes: the device comprises a motor, a motor bottom plate, a hanging plate, a sliding table, a pendulum page, a coupler, a photoelectric switch, a baffle, a sliding table bottom plate, a sliding table mounting plate and a reinforcing plate; the slip table passes through on slip table mounting panel and the perpendicular installation slip table bottom plate of reinforcing plate, and it is fixed through the link plate between slip table and the motor bottom plate, and the motor links to each other and horizontal installation on the motor bottom plate with the motor installation version, and the rotation axis of motor passes through the shaft coupling with the transmission shaft and links to each other, is connected one end installation photoelectricity at the transmission shaft with the shaft coupling and opens light and separation blade, and the other end links to each other with the pendulum.
6. The automatic detection device for the stem content in the cut tobacco according to claim 1, is characterized in that: the stem separating unit includes: the device comprises a fluidization chamber, a first pipeline, a separation chamber, a second pipeline, a fan, a filter vat and an air speed sensor; the fluidization chamber is connected with the separation chamber through a first pipeline, the upper end of the separation chamber is connected with the middle of the filter barrel through a second air channel, the filter barrel is connected with the filter barrel connecting pipe and the fan through the fan, meanwhile, the air speed sensor is arranged in the middle of the horizontal section of the second air channel, and the lower end of the separation chamber is connected with a barrel cover connecting pipe.
7. The automatic detection device for the stem content in the cut tobacco according to claim 1, is characterized in that: the automatic cut tobacco collecting unit comprises: the device comprises an air cylinder, a limiting plate and a tobacco shred collecting barrel; the cylinder is fixed in cylinder connecting plate below, has above the cylinder connecting plate to carry out spacing recess to the pipe tobacco collecting vessel, and the pipe tobacco collecting vessel is then placed in cylinder connecting plate upper portion recess.
8. The automatic detection device for the stem content in the cut tobacco according to claim 1, is characterized in that: the system control and data acquisition unit comprises: the device comprises an electromagnetic valve, an industrial personal computer, a frequency modulator, a frequency converter, a driver, a printer and a weighing module; the system control and data acquisition unit controls the ascending and descending of the air cylinder through the electromagnetic valve, adjusts the running state of the fan through the frequency converter, adjusts the vibration frequency of the linear vibration feeder through the frequency modulator, controls the movement speed and the angle of the pendulum page through the driver, automatically reads the data of the weighing module and the data of the wind speed sensor through the system control and data acquisition unit, and performs PID algorithm adjustment on the wind speed and controls the work of the printer.
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| CN201920272285.2U CN209784110U (en) | 2019-03-05 | 2019-03-05 | Automatic detection device for content of stems in cut tobacco |
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| CN201920272285.2U CN209784110U (en) | 2019-03-05 | 2019-03-05 | Automatic detection device for content of stems in cut tobacco |
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| CN112914147A (en) * | 2021-02-03 | 2021-06-08 | 红云红河烟草(集团)有限责任公司 | Method for stabilizing stem rejection rate of cut tobacco on-site air separation machine |
| CN114101056A (en) * | 2021-11-23 | 2022-03-01 | 河南中烟工业有限责任公司 | Automatic stem and shred separating device |
| CN115084703A (en) * | 2022-08-18 | 2022-09-20 | 深圳市杰成镍钴新能源科技有限公司 | Retired power battery recycling method, device and system |
| CN115971055A (en) * | 2023-03-06 | 2023-04-18 | 江西中烟工业有限责任公司 | Stem and cut tobacco separation detection device and control method thereof |
| CN117091987A (en) * | 2023-08-28 | 2023-11-21 | 北京龙版科技有限公司 | Intelligent detection method and system for agricultural product quality safety |
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