CN110393310B - Detection apparatus for capsule in capsule class cigarette - Google Patents
Detection apparatus for capsule in capsule class cigarette Download PDFInfo
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- CN110393310B CN110393310B CN201810777439.3A CN201810777439A CN110393310B CN 110393310 B CN110393310 B CN 110393310B CN 201810777439 A CN201810777439 A CN 201810777439A CN 110393310 B CN110393310 B CN 110393310B
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
- A24C5/32—Separating, ordering, counting or examining cigarettes; Regulating the feeding of tobacco according to rod or cigarette condition
- A24C5/34—Examining cigarettes or the rod, e.g. for regulating the feeding of tobacco; Removing defective cigarettes
- A24C5/345—Removing defective cigarettes
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Abstract
The invention belongs to the technical field of cigarette detection, and particularly relates to a detection device for capsules in capsule cigarettes. The invention provides a detection device for capsules in capsule cigarettes, which comprises a photon detection device, a control system and a rejection execution system. According to the invention, the filter tip of the capsule type cigarette is detected by the photon detection device, and unqualified cigarettes are removed from the queue by the removal execution system while the size and the position of the capsule type cigarette at the detection position do not meet the requirements, so that the technical defect that the quality problem of the capsule in the capsule type cigarette prepared by the cigarette making machine cannot be detected on line at a high speed by the conventional microwave detector is solved.
Description
Technical Field
The invention belongs to the technical field of cigarette detection, and particularly relates to a detection device for capsules in capsule cigarettes. This application claims the benefit of chinese patent application No. 201810374732.5 filed 24/04/2018, the entire contents of which are incorporated herein by reference.
Background
Along with the development of the cigarette industry, a novel cigarette containing capsules, namely a bead-blasting cigarette, is developed, along with the further development of capsule cigarettes, the requirement on the capsule cigarettes is more and more standard and is limited by a capsule detection technology, most of the existing detection on the quality defects of the capsules of the capsule cigarettes belongs to an off-line type, and along with the good development trend of the capsule cigarettes, a cigarette capsule detection device needs to be additionally arranged in the actual industrial production process to ensure that the cigarettes do not have the quality problems of no capsules, capsule breakage, empty capsules and the like. The cigarette machine online capsule detection technology becomes a demand, the ZJ17 type cigarette making machine is mainstream cigarette making equipment, the machine speed is 7000 pieces per minute, the speed is high, the existing detection capsule-containing cigarette is mainly a microwave detector, but the original microwave detection technology can not meet the current high-speed cigarette machine online detection requirement temporarily.
Disclosure of Invention
In view of the above, the invention provides a device for detecting capsules in capsule cigarettes, which can effectively solve the technical defect that the existing microwave detector cannot detect the quality of capsules in capsule cigarettes prepared by a cigarette making machine on line at a high speed.
The invention provides a detection device for capsules in capsule cigarettes, which comprises a photon detection system, a control system and a rejection execution system;
the photon detection system comprises a photon detection device and is used for detecting photon signals of the capsule in the capsule cigarette;
the photon detection device comprises: the capsule type cigarette limiting port, the photon signal transmitting unit, the photon signal receiving unit and the photon signal processing unit;
the photon signal transmitting unit is arranged at the first end of the capsule cigarette limiting opening;
the photon signal receiving unit is arranged at the second end of the capsule cigarette limiting port, so that the photon signal receiving unit receives photon signals passing through the capsule cigarette;
the photon signal receiving unit is in communication connection with the photon signal processing unit;
the control system is in communication connection with the photon signal processing unit and is used for establishing a calculation model, receiving a first electric signal at a position without a capsule and a second electric signal in a possible capsule existence area and then processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet requirements or not, and if not, sending a rejection signal to the rejection execution system;
and the rejecting execution system is in communication connection with the control system and is used for rejecting unqualified cigarettes according to the rejecting signal.
Optionally, the photon signal emitting unit includes:
a high voltage power supply and a photon emission port;
the high-voltage power supply is used for generating a photon beam, and the photon beam emits photon signals to the capsule cigarette limiting opening through the photon emitting opening.
Optionally, the photon signal receiving unit includes:
the receiving substrate is formed by combining at least two high-speed receiving arrays;
one high-speed receiving array in the receiving substrate is used for receiving a first photon signal at a capsule-free position of the capsule type cigarette limiting opening;
the other high-speed receiving arrays in the receiving substrate are used for receiving second photon signals in the possible capsule existence area of the capsule type cigarette limiting port.
Optionally, the photonic signal processing unit comprises a communication unit, a signal amplifier and a shaping circuit;
the communication unit is in communication connection with the photon signal receiving unit and is used for receiving a first photon signal at the position without the capsule and a second photon signal in a possible existence area of the capsule, which are sent by the photon signal receiving unit;
the input end of the signal amplifier is connected with the output end of the communication unit, and the signal amplifier is used for amplifying a first photon signal at the position without the capsule and a second photon signal in a possible existence area of the capsule;
the input end of the shaping circuit is connected with the output end of the signal amplifier, and the shaping circuit is used for standardizing the amplified first photon signal at the position without the capsule and the amplified second photon signal in the possible existence area of the capsule to obtain a first electric signal at the position without the capsule and a second electric signal in the possible existence area of the capsule which can be identified.
Optionally, the photon detection system further comprises a transition wheel device, and the transition wheel device is composed of a transition wheel and a gas distribution disc;
the gas distribution disc is used for providing negative pressure, and cigarettes are adsorbed on the transition wheel to rotate, so that the cigarettes are cut by the photon beams.
Optionally, the photon detection system further comprises a mounting bracket;
the transition wheel device is fixedly connected with the mounting bracket through a rotating shaft;
the photon detection device is fixed through the mounting bracket, and the photon detection device is not in contact with the transition wheel device.
Optionally, the mounting bracket further comprises a first adjusting hole for left-right adjustment and a second adjusting hole for up-down adjustment.
Optionally, the control system comprises a processing unit and a receptor;
the receiver is connected with the photon signal processing unit and is used for receiving photon signals of the capsule in the capsule type cigarette of the photon signal processing unit;
the acceptor is in communication connection with the processing unit;
the processing unit is used for establishing a calculation model, receiving a first electric signal at a position without a capsule and a second electric signal in a possible capsule existence area, processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet requirements or not, and if not, sending a rejection signal to the rejection execution system.
Optionally, the rejection execution system comprises a sampling wheel, a sampling gas distribution disc and a high-speed solenoid valve;
the sampling wheel is meshed with the transition wheel;
the sampling air distribution disc is arranged on a rejection station of the sampling wheel;
the high-speed electromagnetic valve is connected with the control system and controls the positive and negative air pressure of the air hole of the sampling air distribution disc according to the rejection signal sent by the control system.
According to the technical scheme, the invention has the following advantages:
the invention provides a detection device for capsules in capsule cigarettes, which comprises a photon detection system, a control system and a rejection execution system; the photon detection system comprises a photon detection device and is used for detecting photon signals of the capsule in the capsule cigarette; the photon detection apparatus includes: the capsule type cigarette limiting port, the photon signal transmitting unit, the photon signal receiving unit and the photon signal processing unit; the photon signal transmitting unit is arranged at the first end of the capsule cigarette limiting opening; the photon signal receiving unit is arranged at the second end of the capsule cigarette limiting port, so that the photon signal receiving unit receives photon signals passing through the capsule cigarette; the photon signal receiving unit is in communication connection with the photon signal processing unit; the control system is in communication connection with the photon signal processing unit and is used for establishing a calculation model, receiving a first electric signal at a position without a capsule and a second electric signal in a possible capsule existence area and then processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet requirements or not, and if not, sending a rejection signal to the rejection execution system; and the rejecting execution system is in communication connection with the control system and is used for rejecting unqualified cigarettes according to the rejecting signal.
According to the invention, the filter tip of the capsule cigarette is inspected by the photon detection device, and unqualified cigarettes are removed from the queue by the removal execution system while the size and the position of the capsule cigarette at the inspection position are not in accordance with requirements, so that the technical defect that the quality problem of the capsule in the capsule cigarette prepared by the cigarette making machine cannot be detected on line at a high speed by the conventional microwave detector is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a view showing a structure of an installation position of a capsule detecting apparatus for a capsule type cigarette according to the present invention;
FIG. 2 is a block diagram of a photon detection device of the present invention;
FIG. 3 is a plan view of a photon detection device of the present invention;
FIG. 4 is a plan view of a rejection performing system of the photon detecting device of the present invention;
FIG. 5 is a schematic diagram of an implementation method of the detection method of the capsule in the capsule type cigarette provided by the invention;
FIG. 6 is a schematic diagram illustrating an implementation method of a capsule detection method for a capsule type cigarette according to an embodiment of the present invention;
FIG. 7 is a characteristic spectrum of a basic waveform of a cigarette provided by the present invention;
FIG. 8 is a diagram of the location and difference of the capsule waveform in the capsule cigarette according to the present invention;
the device comprises an output wheel 1, a sampling wheel 2, a sampling station 21, an output station 22, a sampling gas distribution disc 23, a removing station 24, a high-speed scavenging valve 25, a high-speed electromagnetic valve 3, a control system 4, a transition wheel device 5, a photon detection device 6, a mounting bracket 61, a transition wheel 62, a gas distribution disc 63, a removing wheel 7, a detection wheel 8, cigarettes 9, capsules 10, a filter tip 11, a photon signal emission unit A, a photon emission port B, a photon signal receiving unit C, a photon signal processing unit D and a cigarette suction end E.
Detailed Description
The embodiment of the invention provides a detection device for capsules in capsule cigarettes, which can effectively overcome the technical defect that the existing microwave detector cannot detect the quality of capsules in capsule cigarettes prepared by a cigarette making machine on line at a high speed.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a device for detecting capsules in capsule type cigarettes, which includes a photon detection system, a control system 4 and a rejection execution system;
the photon detection system comprises a photon detection device 6, and is used for detecting photon signals of capsules in the capsule cigarettes;
the photon detection device 6 includes: the capsule cigarette limiting port, the photon signal transmitting unit A, the photon signal receiving unit C and the photon signal processing unit D are arranged on the capsule cigarette limiting port;
the photon signal emission unit A is arranged at the first end of the capsule cigarette limiting opening;
the photon signal receiving unit C is arranged at the second end of the capsule cigarette limiting port, so that the photon signal receiving unit C receives photon signals passing through the capsule cigarette;
the photon signal receiving unit C is in communication connection with the photon signal processing unit D;
the control system 4 is in communication connection with the photon signal processing unit D, and the control system 4 is used for establishing a calculation model, receiving a first electric signal at a position without a capsule and a second electric signal in a possible capsule existence area, processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet requirements or not, and if not, sending a rejection signal to a rejection execution system;
the rejecting execution system is in communication connection with the control system 4 and is used for rejecting unqualified cigarettes 9 according to the rejecting signal;
it should be noted that the capsule type cigarette limiting port is a groove arranged between the photon signal transmitting unit A and the photon signal receiving unit C, and the capsule type cigarette limiting port is mainly used for limiting and placing a cigarette suction end E.
Further, the photon signal emitting unit a includes:
a high-voltage power supply and a photon emission port B;
the high-voltage power supply is used for generating a photon beam, and the photon beam emits photon signals to the capsule type cigarette limiting opening through the photon emitting opening B.
Further, the photon signal receiving unit C includes:
the receiving substrate is formed by combining at least two high-speed receiving arrays;
a high-speed receiving array in the receiving substrate is used for receiving a first photon signal at a capsule-free position of a capsule cigarette limiting opening;
and other high-speed receiving arrays in the receiving substrate are used for receiving second photon signals in the possible capsule existence area of the capsule type cigarette limiting port.
Further, the photon signal processing unit D includes a communication unit, a signal amplifier, and a shaping circuit;
the communication unit is in communication connection with the photon signal receiving unit C and is used for receiving a first photon signal at a position without a capsule and a second photon signal in a possible capsule existence area, which are sent by the photon signal receiving unit C;
the input end of the signal amplifier is connected with the output end of the communication unit, and the signal amplifier is used for amplifying a first photon signal at the position without the capsule and a second photon signal in a possible capsule existence area;
the input end of the shaping circuit is connected with the output end of the signal amplifier, and the shaping circuit is used for standardizing the amplified first photon signal at the position without the capsule and the amplified second photon signal in the possible capsule existence area to obtain an identifiable first electric signal at the position without the capsule and an identifiable second electric signal in the possible capsule existence area.
Furthermore, the photon detection system also comprises a transition wheel device 5, wherein the transition wheel device 5 consists of a transition wheel 62 and a gas distribution disc 63;
the air distribution disc 63 is used for providing negative pressure, and the cigarette 9 is adsorbed on the transition wheel 62 to rotate, so that the cigarette 9 cuts photon beams.
Further, the photon detection system further comprises a mounting bracket 61;
the transition wheel device 5 is fixedly connected with the mounting bracket 61 through a rotating shaft;
the photon detection device 6 is fixed by the mounting bracket 61, and the photon detection device 6 is not in contact with the transition wheel device 5.
Further, the mounting bracket 61 further includes a first adjustment hole for left-right adjustment and a second adjustment hole for up-down adjustment.
Further, the control system 4 comprises a processing unit and a receptor;
the receiver is connected with the photon signal processing unit D and is used for receiving photon signals of capsules in the capsule type cigarettes of the photon signal processing unit D;
the receiver is in communication connection with the processing unit;
the processing unit is used for establishing a calculation model, receiving the first electric signal at the position without the capsule and the second electric signal in the possible area of the capsule, processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet the requirements or not, and if not, sending a rejection signal to a rejection execution system.
Further, the rejection execution system comprises a sampling wheel 2, a sampling air distribution disc 23 and a high-speed electromagnetic valve 3;
the sampling wheel 2 is meshed with the transition wheel 62;
the sampling air distribution disc 23 is arranged on a rejection station 24 of the sampling wheel 2;
the high-speed electromagnetic valve 3 is connected with the control system 4, and the high-speed electromagnetic valve 3 controls the positive and negative air pressure of the air hole of the sampling air distribution disc 23 according to the rejection signal sent by the control system 4.
The capsule detection of the cigarette making machine consists of a capsule photon detection device 6, an electric control system and a rejecting mechanism, as shown in figure 3:
the photon detection system comprises a photon detection device 6, a transition wheel device 5 and a mounting bracket 61, and is mainly used for detecting capsules in cigarettes 9 and acquiring capsule electric signals in the capsule cigarettes 9. The photon detection device 6 is composed and arranged as shown in figure 2:
1. the photon detection device 6 comprises a photon signal emitting unit A and a photon signal receiving unit C, and a photon signal processing unit D comprises the following components:
photon signal emitting unit a: the high-voltage power supply part and the photon emission window are arranged, a photon beam is generated, and T rays are emitted to the photon signal receiving unit C through the photon emission window.
Photon signal receiving unit C: constitute by a plurality of high-speed receiving array, the array is the receiving substrate of customization, can respond to the signal of diffuse signal magnitude, can respond to the specific diffuse ray of a cigarette 9 internal capsule and produce corresponding signal of telecommunication when a cigarette 9 passes through the photon head on receiving the substrate, and the customized receiving substrate size decides capsule position detection scope or tolerance scope, can divide into two parts according to the function:
basic photon receiving receiver B1: for receiving the diffuse photon signal at the standard non-capsule position as the standard signal of fuzzy calculation.
Basic photon receiving receivers a1 to An: the device is used for receiving diffuse photon signals in a detection area, and is designed into a plurality of devices for judging the positions of capsules in a filter tip 11 of a cigarette 9 according to detection requirements (the corresponding number and size are customized according to a detection object).
Photon signal processing unit D: the photon receiving substrate is composed of a signal amplifier, a shaping circuit and the like, and is used for amplifying and standardizing the electric signals induced by the photon receiving substrate to form recognizable electric signals.
2. The transition wheel device 5 comprises a transition wheel 62 and a transition wheel negative pressure wind sleeve, and has the function that a gas distribution disc 63 (wind sleeve) provides negative pressure to adsorb the cigarettes 9 on the transition wheel 62 to rotate, so that the cigarettes 9 cut photon beams T rays and are conveyed to the sampling wheel 2 as required.
The transition wheel device 5 needs to be modified as follows:
the transition wheel 62 and the air distribution disc 63 thereof are modified according to the specification of the cigarette 9, d1 is reduced, and d2 ensures that d3 is larger than the maximum capsule deviation position +4mm (the distance of the frame of the photon detection device 6), so that photon beams can pass through the capsule area.
3. Mounting the bracket 61: the mounting bracket 61 is responsible for mounting the photon detection device 6 on a wall plate of the cigarette making machine and is arranged below the transition wheel 62, and the mounting bracket is designed to be provided with four adjusting holes, so that the photon detection device 6 can be adjusted up and down, left and right relative to the transition wheel 62, the capsule is ensured to be positioned at a photon detection center, the position detection requirements of photon receiving A1-A3 are met, and the photon detection device 6 cannot interfere and rub with the transition wheel 62.
Electric control system
The electronic control system comprises a processing unit CPU, an input/output device, a human-computer interface (opc) and the like, and has the main functions of establishing a calculation model, processing received input signal calculation models such as a capsule detection signal and a shaft encoder inside a CPU, identifying signals such as the size and the position of a capsule, judging whether the requirements are met, and giving a processing result to the opc or controlling an execution mechanism to remove unqualified cigarettes 9;
an input device: the device comprises a photon capsule detection signal device, a shaft encoder, an adjusting button and the like, and is used for receiving a photon capsule detection signal, and a shaft encoder signal is accessed to the control system 4;
shaft encoder: provide a cigarette 9 synchronizing signal, guarantee this detected signal and cigarette machine signal synchronization, as the basis that shifts and judges the station that a cigarette 9 belongs to. The resolution is not less than 720, in this example, the resolution is arranged on the main transmission synchronous belt wheel shaft of the output wheel 1 (smoke outlet wheel);
an output device: outputting the signals processed by the system to an opc display panel or outputting reject signals to a reject device
Human-machine interface (opc): is responsible for setting system parameters and displaying the processing result of the system
The processing unit (cpu) is used for establishing a model and an algorithm, processing the received photon detection electric signals of the capsule according to a specific logical relation, judging the position, the size, the qualification and the like of the capsule according to set parameters, and controlling the system;
(II) rejecting mechanism
The rejecting mechanism has the main function of receiving a rejecting signal and rejecting unqualified cigarettes 9. Mainly comprises a rejection drum, a high-speed scavenging valve 25 and a rejection positive pressure channel.
Removing drums: the device is in charge of conveying the qualified cigarettes 9 to a cigarette outlet wheel as required, and is transformed by using a sampling wheel 2 to divide a corresponding air suction hole on the sampling wheel 2 into corresponding small areas so as to form an independent negative pressure/positive pressure area at a removing station 24 and adsorb/remove the cigarettes 9;
eliminating a positive pressure channel: the cigarette 9 is removed at a removing station 24, a sampling wheel 2 air distribution disc (air sleeve) is used for transformation, the adsorption station of the cigarette 9 and the sampling station 21 are kept unchanged, a positive pressure air channel is designed at the removing station 24, so that positive pressure is connected into an air hole of the sampling air distribution disc 23 during removing, the adsorption force on the cigarette 9 is eliminated, removing pressure is generated, and negative pressure is continuously kept to enable the cigarette 9 to be adsorbed on the sampling wheel 2 during not removing;
high-speed scavenging valve 25: the unqualified cigarettes 9 are removed by connecting positive pressure, the high-speed electromagnetic valve 3 is adopted to meet the requirement of high-speed action (more than 7000 pieces per minute), and the connecting pipeline is arranged on the removing station 24 of the wind sleeve.
Referring to fig. 5 and 6, the present invention provides a specific embodiment, a method for detecting capsules in a capsule type cigarette, comprising the following steps:
the method comprises the following steps: emitting photon beams to the filter stick of the cigarette 9 containing the capsule;
step two: receiving diffuse photon signal B1 passing through standard capsule-free filter stick and multiple diffuse photon signals A passing through detection zone on filter stick1-AN；
Step three: receiving the standard capsule-free diffuse photon signals generated in the second step and a plurality of diffuse photon signals in the detection area and converting the diffuse photon signals into electric signals;
step four: after the electric signal is received, fuzzy mathematical calculation and analysis are carried out on the electric signal, and defect information of the capsule is output.
Wherein the photon signal emitting unit A is arranged at one end of a cigarette suction end E containing the capsule, the photon signal receiving unit C is arranged at the other end of the cigarette suction end E containing the capsule, B1 is a high-speed array, and the photon signal receiving unit A is a basic photon signal receiver1-ANIs a high-speed array, photon signal receiver.
When the device is used, the device is used for detection, when the system is started, a photon emission window of a photon detection device 6 emits photon beams-T rays to a receiving window, when the device is operated, a cigarette 9 adsorbed on a transition wheel 5 cuts the T rays, the T rays generate diffusion lines according to passing objects and reach a receiving base plate, the diffusion signals of capsules are sensed by the base plate, the diffusion signals are sent to an electric control system to be processed to obtain corresponding voltage signals, after fuzzy processing, calculation is carried out through the system to obtain capsule voltage signals, the capsule voltage signals are compared with set parameters to judge whether the capsules are qualified, unqualified signals are output if unqualified capsules occur, synchronous signals are shifted through a shaft encoder, a rejection station 24 is output to output rejection signals to drive high-speed electromagnetic penalty connection, and the rejection station 24 is connected to blow the cigarette 9 away from a drum wheel.
Wherein, a mathematical model can be constructed according to the characteristics of the basic waveform and the capsule waveform to detect the capsule data in the cigarette containing the capsule.
Specifically, the detection steps are as follows:
a. judging whether capsules exist; when V isCapsuleIf no capsule signal is sensed by each receiving sensing plate, no bead exists or the capsule is not in the detection area, and a defect signal 1 is output;
b. and (3) empty capsule judgment: testing the empty capsule to obtain a voltage signal of the empty capsule as a set parameter VAir conditionerWhen V isCapsule＜VAir conditionerIf the capsule is empty, outputting a defect signal '1';
c. and (3) the other: according to the actual detection condition, a parameter is set as an index parameter V for judging bead breaking, capsule size and the likeDefect ofWhen V isCapsule＜VDefect ofIf the capsule is defective, outputting a defect signal '1'; in actual production, the item can be set according to actual conditions through a sensitivity button, and the detection sensitivity can be increased/decreased.
d. And (3) position judgment: the maximum value of the capsule waveform is the position of the capsule, and the position of the capsule in the cigarette 9 can be calculated by measuring the position of the capsule detection center corresponding to the filter stick;
4. principle of signal conversion
After judging that the output of the capsule defect cigarette 9 is 1 and the signal is normally 0 according to the judgment principle, two modes can be adopted for signal conversion and elimination:
a. carry out through shaft encoder signal and cigarette machine synchronous shift, when reaching and rejecting station 24, output corresponding rejection control signal, drive delivery outlet output high level promptly when being 1, make the solenoid valve switch on, switch on the malleation, reject this corresponding cigarette 9.
b. When the number is 1, a removing signal is immediately output to the PLC of the original cigarette making machine, the DCP signal of the original cigarette making machine is shifted to a removing station 24 to output a removing signal, so that the electromagnetic valve is conducted, the positive pressure is connected, and the corresponding cigarette 9 is removed.
4. Executing a rejection principle: the air chambers corresponding to each cigarette of the modified sampling wheel 2 are relatively independent, a high-speed eliminating valve is mounted on the eliminating wheel 7 and controlled by an electric control system, when the cigarette is judged to be qualified, the eliminating valve is closed, original air suction is unchanged, when the cigarette is judged to be unqualified, the eliminating valve is opened, positive pressure is connected into the air chambers to offset negative pressure, the unqualified cigarettes 9 are blown out of the cigarette wheel, the unqualified cigarettes 9 are eliminated, and the qualified cigarettes 9 are not adsorbed on the sampling wheel 2 due to the isolation of the air chambers.
Referring to fig. 3 and 4, a mathematical model can be constructed according to the characteristics of the basic waveform and the capsule waveform to detect capsule data in the cigarette containing capsules.
Third, technical solution description
a. The size of the photon receiving substrate can be customized according to the area to be detected and the size of the capsule;
b. the criteria for determining the difference can be determined according to the measurement situation, such as: lack of beads, empty beads, broken beads, leakage, etc
c. The sensitivity can be set according to the set value
d. The judged result can be output as digital quantity, switching value and the like, so that the later signal processing is facilitated, and if the on-line detection is applied to the situation that the on-line detection needs to be rejected, the switching value is output to carry out shift rejection.
Fourthly, the technical scheme is characterized
a. The interference caused by the change of density and the like of the filter stick can be filtered;
b. the interference caused by the change of the material of the filter stick can be filtered;
c. the interference caused by electric, magnetic, mechanical vibration and signal fluctuation can be filtered;
d. whether the detected object meets the standard requirement can be accurately judged;
e. dynamic instant online detection is realized, and sampling comparison is not needed;
g. and no requirement for harsh detection external environment is required.
Specifically, the embodiment of the present invention further provides a photon detection system for a capsule in a capsule type cigarette, including: a photon signal generating unit, a photon signal receiving unit C and a photon signal processing unit D;
the photon signal generating unit: generating a photon beam, including a high voltage power supply portion, a photon emission window, etc
Photon signal receiving unit C: the cigarette is composed of a high-speed receiving array, the array is a customized receiving substrate, can sense signals of diffuse signal magnitude, senses photon signals after specific diffusion of capsules in a cigarette 9, determines the detection range or the allowable range of the capsule positions according to the size of the customized receiving substrate, and can be divided into two parts according to functions:
(1) basic photon receiving receiver B1: for receiving diffuse photon signals at standard non-capsule locations;
(2) basic photon receiving receivers a1 to An: the device is used for receiving diffuse photon signals in a detection area, and is designed into a plurality of devices for judging the positions of capsules in the filter tip of a cigarette 9 according to detection requirements (corresponding number and size are customized according to requirements).
Photon signal processing unit D: and establishing an operation model, converting the signal received by the photon signal receiving unit C into a recognizable electric signal, carrying out fuzzy mathematical calculation and analysis on the received signal, and processing according to the established model to judge various defects of the capsule, such as whether the capsule is absent, broken and empty in the cigarette 9.
The data detected by the detection method of the present invention are shown in tables 1 and 2, and it can be seen from tables 1 and 2 that the detection method of the present invention can achieve a rejection rate of 100% and a rejection omission rate of 0%, and the detection results are good.
TABLE 1
TABLE 2
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A detection device for capsules in capsule cigarettes is characterized by comprising a photon detection system, a control system and a rejection execution system;
the photon detection system comprises a photon detection device and a transition wheel, the photon detection system is used for detecting photon signals of capsules in the capsule type cigarettes, and the transition wheel is used for adsorbing cigarettes on the transition wheel to rotate;
the photon detection apparatus includes: the capsule cigarette limiting port, the photon signal transmitting unit, the photon signal receiving unit, the photon signal processing unit and the mounting bracket are arranged on the capsule cigarette limiting port;
the photon detection device is fixed through the mounting bracket, and the photon detection device is not in contact with the transition wheel device;
the photon signal transmitting unit is arranged at the first end of the capsule cigarette limiting opening and used for transmitting T rays to the photon receiving unit;
the photon signal receiving unit is arranged at the second end of the capsule cigarette limiting opening, so that the photon signal receiving unit receives photon signals passing through the capsule cigarette, specifically receives photon signals generated by cutting T rays when a cigarette adsorbed on the transition wheel rotates; the photon signal receiving unit device comprises a basic photon receiver B1 and basic photon receivers A1-An, wherein n is a natural number larger than 1; the mounting bracket comprises four adjusting holes for adjusting the position of the photon detection device, so that the position of the photon detection device meets the position detection requirements of the basic photon receivers A1-An;
the photon signal receiving unit is in communication connection with the photon signal processing unit;
the control system is in communication connection with the photon signal processing unit and is used for establishing a calculation model, receiving a first electric signal at a position without a capsule and a second electric signal in a possible capsule existence area and then processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet requirements or not, and if not, sending a rejection signal to the rejection execution system;
and the removing execution system is in communication connection with the control system and is used for removing unqualified cigarettes according to the removing signals.
2. The apparatus for detecting capsules within capsule cigarettes according to claim 1, wherein said photon signal emitting unit comprises:
a high voltage power supply and a photon emission port;
the high-voltage power supply is used for generating a photon beam, and the photon beam emits photon signals to the capsule cigarette limiting opening through the photon emitting opening.
3. The system for photon detection of a capsule within a capsule cigarette of claim 2, wherein the photon signal receiving unit comprises:
the receiving substrate is formed by combining at least two high-speed receiving arrays;
one high-speed receiving array in the receiving substrate is used for receiving a first photon signal at a capsule-free position of the capsule type cigarette limiting opening;
the other high-speed receiving arrays in the receiving substrate are used for receiving second photon signals in the possible capsule existence area of the capsule cigarette-like limiting port.
4. The photon detection system of a capsule within a capsule cigarette of claim 3, wherein the photon signal processing unit comprises a communication unit, a signal amplifier and a shaping circuit;
the communication unit is in communication connection with the photon signal receiving unit and is used for receiving a first photon signal at the position without the capsule and a second photon signal in a possible existence area of the capsule, which are sent by the photon signal receiving unit;
the input end of the signal amplifier is connected with the output end of the communication unit, and the signal amplifier is used for amplifying a first photon signal at the position without the capsule and a second photon signal in a possible existence area of the capsule;
the input end of the shaping circuit is connected with the output end of the signal amplifier, and the shaping circuit is used for standardizing the amplified first photon signal at the position without the capsule and the amplified second photon signal in the possible existence area of the capsule to obtain a first electric signal at the position without the capsule and a second electric signal in the possible existence area of the capsule which can be identified.
5. The photon detection system of a capsule within a capsule-type cigarette of claim 4, wherein the mounting bracket further comprises a first adjustment aperture for left-right adjustment and a second adjustment aperture for up-down adjustment.
6. The system for photon detection of a capsule within a capsule-like cigarette according to claim 5, wherein the control system comprises a processing unit and a receptacle;
the receiver is connected with the photon signal processing unit and is used for receiving photon signals of the capsule in the capsule type cigarette of the photon signal processing unit;
the acceptor is in communication connection with the processing unit;
the processing unit is used for establishing a calculation model, receiving a first electric signal at a position without a capsule and a second electric signal in a possible capsule existence area, processing the first electric signal and the second electric signal in the calculation model, identifying the size and the position of the capsule, judging whether the size and the position of the capsule meet requirements or not, and if not, sending a rejection signal to the rejection execution system.
7. The system for photon detection of capsules within capsule-type cigarettes according to claim 6, wherein said rejection execution system comprises a sampling wheel, a sampling air distribution disc and a high-speed solenoid valve;
the sampling wheel is meshed with the transition wheel;
the sampling air distribution disc is arranged on a rejection station of the sampling wheel;
the high-speed electromagnetic valve is connected with the control system and controls the positive and negative air pressure of the air hole of the sampling air distribution disc according to the rejection signal sent by the control system.
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| DE102014213244A1 (en) * | 2014-07-08 | 2016-01-14 | Hauni Maschinenbau Ag | Testing of rod-shaped articles, in particular filter cigarettes |
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| US4245934A (en) * | 1978-04-14 | 1981-01-20 | Molins Limited | Conveying rod-like articles |
| CN102488328A (en) * | 2011-12-09 | 2012-06-13 | 上海兰宝传感科技股份有限公司 | Automatic tow joint eliminating device of filter stick forming machine |
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