CN212501393U - There is aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device - Google Patents
There is aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device Download PDFInfo
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- CN212501393U CN212501393U CN202020488550.3U CN202020488550U CN212501393U CN 212501393 U CN212501393 U CN 212501393U CN 202020488550 U CN202020488550 U CN 202020488550U CN 212501393 U CN212501393 U CN 212501393U
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Abstract
The utility model discloses a millimeter wave online detection device for detecting the bar missing of an aluminum foil finished cigarette box, which comprises a bar code detection module, a millimeter wave detection door, a central control system and an automatic eliminating device, wherein the bar code detection module, the millimeter wave detection door and the automatic eliminating device are sequentially arranged along the transmission direction of a conveyor belt for transporting the aluminum foil finished cigarette box; the bar code detection module, the millimeter wave detection door and the automatic removing device are all connected with the central control system; the utility model discloses utilize millimeter wave radar imaging technique to detect the formation of image to the smoke box, can pierce through the cigarette that the smoke box carton acquireed inside and arrange the picture, combine intelligent recognition function, can show with the visual mode of high resolution whether have the case and lack the strip condition, the thousandth under the not enough cell-phone conversation state of power of device transmission millimeter wave signal simultaneously is far below the safety requirement standard of country, does not have the damage to the human body.
Description
Technical Field
The utility model relates to an on-line measuring technical field, concretely relates to have aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device.
Background
The quality defect of the finished product cigarette box lacking strips is the A-type quality defect (the most serious defect) of cigarette factories, high attention is paid to each cigarette factory, and the dynamic weighing mode is generally adopted for detection at present. The deviation of 10000 accumulations, the deviation of cigarette case paper itself and the self deviation of a weighing system are caused by the deviation of the upper limit and the lower limit of the gram weight of a single cigarette during the production of the weighing detection device, and more importantly, 80 percent of the cigarette cases are the recycling cigarette cases at present, the difference of the gram weight deviation of the recycling cigarette cases causes the frequent problem of weighing, the conditions of missing detection and false detection appear, and therefore, the detection device has inherent defects. Some manufacturers in the market provide X-ray detection devices, but the X-ray detection devices have ionizing radiation, so that the X-ray detection devices have serious injury to human bodies and are not fully recognized.
To the above-mentioned defect, the utility model discloses the author has obtained through long-time research and practice the utility model discloses eventually.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical defects, the technical scheme adopted by the utility model is that an online millimeter wave detection device for detecting the strip missing of the finished aluminum foil cigarette box is provided, which comprises a bar code detection module, a millimeter wave detection door, a central control system and an automatic eliminating device, wherein the bar code detection module, the millimeter wave detection door and the automatic eliminating device are sequentially arranged along the conveying direction of a conveyor belt for conveying the finished aluminum foil cigarette box; the bar code detection module, the millimeter wave detection door and the automatic removing device are all connected with the central control system.
Preferably, the millimeter wave detection door comprises a door body, a power supply assembly and a detection assembly, the power supply assembly and the detection assembly are arranged on the door body, the power supply assembly is connected with the detection assembly to provide electric power, and the detection assembly is connected with the central control system.
Preferably, the door body comprises an upper shell, a left shell and a right shell, wherein the left shell and the right shell are symmetrically connected with each other on two sides of the upper shell, and the door body is in an inverted U shape and spans the conveying belt.
Preferably, the detection assembly includes a millimeter wave transceiving front end, a frequency source, a signal processing module, a frequency conversion assembly, and an adapter plate, the adapter plate and at least one millimeter wave transceiving front end are disposed on the left housing, the at least one millimeter wave transceiving front end is disposed on the right housing, and the power supply assembly, the frequency source, the signal processing module, and the frequency conversion assembly are all disposed on the upper housing; the signal processing module is connected with the frequency source, the frequency source is connected with the millimeter wave transceiving front end through the frequency conversion assembly, and the signal processing module is connected with the central control system through the adapter plate.
Preferably, the millimeter wave transceiving front end is symmetrically arranged on the left shell and the right shell, the bottom of the millimeter wave transceiving front end is flush with the height of the conveyor belt, and a front panel at the bottom of the millimeter wave transceiving front end is perpendicular to the surface of the conveyor belt.
Preferably, the frequency source is a continuous wave frequency synthesizer, and the frequency source is arranged at the bottom of the upper shell.
Preferably, the frequency conversion assembly is arranged at the bottom of the upper shell and is positioned right above the millimeter wave transceiving front end.
Preferably, the adapter plate is an external interface of the millimeter wave detection door and is arranged in the middle of the left shell.
Preferably, the millimeter wave detection door further comprises an audible and visual alarm, and the audible and visual alarm is arranged on the outer side of the top of the upper shell; the detection assembly further comprises a PLC module, the PLC module is arranged on one side, close to the left shell, of the bottom of the upper shell and connected with the audible and visual alarm, and the PLC module is connected with the central control system through the adapter plate.
Preferably, the millimeter wave detection door further comprises a cooling fan, wherein the cooling fan is used for outward air draft and is arranged on the inner side of the top of the upper shell.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses utilize millimeter wave radar imaging technique to detect the formation of image to the smoke box, can pierce through the cigarette that the smoke box carton acquireed inside and arrange the picture, combine the intelligent recognition function, can show and whether there is the case to lack the strip condition with the visual mode of high resolution, the device launches millimeter wave signal's power simultaneously and is not enough thousandth under the cell-phone conversation state, is far below the safety requirement standard of country, does not have the damage to the human body.
Drawings
FIG. 1 is a structural view of the strip-missing millimeter wave online detection device of the finished cigarette box with aluminum foil;
FIG. 2 is a structural view of the millimeter wave detection gate;
fig. 3 is a schematic connection diagram of the strip-missing millimeter wave online detection device of the aluminum foil finished cigarette box.
The figures in the drawings represent:
1-millimeter wave detection gate; 2-a bar code detection module; 3-a central control system; 4-automatic rejecting device; 11-millimeter wave transceiving front end; 12-a frequency source; 13-a signal processing module; 14-a frequency conversion assembly; 15-an adapter plate; 16-a PLC module; 17-one way 24V power supply; 18-three 24V power supplies; 19-a radiator fan; 20-audible and visual alarm.
Detailed Description
The above and further features and advantages of the present invention will be described in more detail below with reference to the accompanying drawings.
As shown in fig. 1, fig. 1 is a structural view of the strip-missing millimeter wave online detection device of the finished cigarette box with aluminum foil; there is aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device, including millimeter wave detection door 1, bar code detection module 2, central system 3 and automatic removing device 4, bar code detection module 2 millimeter wave detection door 1 central system 3 and automatic removing device has the conveyer belt direction of transmission of aluminium foil finished product cigarette case to set gradually along the transportation. The bar code detection module 2, the millimeter wave detection door 1 and the automatic removing device are all connected with the central control system 3.
Millimeter wave detection door 1 is including the door body, power supply module, determine module, power supply module with determine module all sets up on the door body, power supply module does determine module provides electric power, determine module is used for realizing there is aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device's detection operation.
The central control system 3 comprises an industrial personal computer and a display, a human-computer interaction interface and an intelligent recognition system are arranged in the central control system 3, the industrial personal computer and the display are hardware carriers of the human-computer interaction interface and the intelligent recognition system, the industrial personal computer is used for achieving software calculation and judgment, and the display is used for displaying and operating by operators.
As shown in fig. 2, fig. 2 is a structural view of the millimeter wave detection gate; the door body comprises an upper shell, a left shell and a right shell which are symmetrically connected with each other on two sides of the upper shell, and the door body is in an inverted U shape and spans the conveying belt; the detection assembly comprises a millimeter wave transceiving front end 11, a frequency source 12, a signal processing module 13, a frequency conversion assembly 14, an adapter plate 15 and a PLC module 16 (Programmable Logic Controller), the adapter plate 15 and at least one millimeter wave transceiving front end 11 are arranged on the left shell, at least one millimeter wave transceiving front end 11 is arranged on the right shell, and the power supply assembly, the frequency source 12, the signal processing module 13, the frequency conversion assembly 14 and the PLC module 16 are all arranged on the upper shell.
Preferably, the millimeter wave transceiving front end 11 includes a single-pole multi-throw switch, a transmitting antenna array, a receiving antenna array and an antenna housing to realize functions such as transmitting, receiving and channel switching of millimeter wave signals, the millimeter wave transceiving front end 11 is symmetrically arranged on the left shell and the right shell, the bottom of the millimeter wave transceiving front end 11 is flush with the height of the conveyor belt, and the front panel at the bottom of the millimeter wave transceiving front end 11 is perpendicular to the surface of the conveyor belt. The single-pole multi-throw switch, the transmitting antenna array and the receiving antenna array are arranged in the antenna housing, the single-pole multi-throw switch is connected with the transmitting antenna array and the receiving antenna array and used for switching channels on the transmitting antenna array and the receiving antenna array, the transmitting antenna array transmits millimeter wave signals, the receiving antenna array receives millimeter wave signals, and the antenna housing is used for protecting the single-pole multi-throw switch, the transmitting antenna array and the receiving antenna array and shielding external interference on the millimeter wave receiving and transmitting front end 11.
Preferably, the frequency source 12 is a continuous wave frequency synthesizer, which generates a step frequency continuous wave signal, the signal start time and the initial phase of the frequency source 12 are controlled by the signal processing module 13, and the frequency source 12 is disposed at the bottom of the upper housing.
Preferably, the signal processing module 13 includes a signal acquisition board card, a timing control module, a signal processing board card and an imaging algorithm, and can realize functions of timing control, signal acquisition and imaging processing and the like of the microwave system, and the signal processing module 13 is installed at the bottom of the upper shell. The signal acquisition card is used for realizing analog-to-digital conversion and signal storage of analog signals, the time sequence control module is used for controlling the working time sequence of the whole machine, the signal processing card is a hardware platform for signal processing and imaging of the whole machine, and the imaging algorithm provides a calculation method for converting the signals into images.
Preferably, the frequency conversion component 14 includes a frequency multiplier, a frequency mixer, and a radio frequency circuit, and can implement functions of frequency multiplication, up-conversion, down-conversion, and the like of signals, and the frequency conversion component 14 is installed at the bottom of the upper housing and located right above the millimeter wave transceiving front end 11. The frequency multiplier is used for increasing the frequency of the signals to a specified multiple of the original frequency, the frequency mixer is used for carrying out up-conversion or down-conversion processing on the two paths of signals, and the radio frequency circuit is used for realizing connection between different microwave components.
Preferably, the adapter plate 15 is used for providing an external interface of the millimeter wave detection door 1, and is installed in the middle of the left housing.
Preferably, the millimeter wave detection door 1 further comprises a heat dissipation fan 19 and an audible and visual alarm 20, wherein the heat dissipation fan 19 is used for drawing air outwards to reduce the temperature of the frequency source 12 and the temperature of the signal processing module 13, and is installed on the inner side of the top of the upper shell; and the audible and visual alarm 20 is used for warning workers and is arranged on the outer side of the top of the upper shell. The PLC module 16 is arranged on one side, close to the left shell, of the bottom of the upper shell and connected with the audible and visual alarm 20, and the PLC module 16 controls the audible and visual alarm 20.
Preferably, the power supply assembly comprises a single-path 24V power supply 17 and three-path 24V power supplies 18, the single-path 24V power supply 17 is used for independently supplying power to the PLC module 16, and the power supply assembly is installed on the left side of the bottom of the upper shell corresponding to the PLC module 16; the three 24V power supplies 18 are used for supplying power to the frequency source 12, the signal processing module 13 and the heat dissipation fan 19, and are mounted on the right side of the bottom of the upper housing.
As shown in fig. 3, fig. 3 is a schematic connection diagram of the strip-missing millimeter wave online detection device of the finished cigarette box with aluminum foil; the operating principle of the millimeter wave online detection device for detecting the strip missing of the aluminum foil finished cigarette box is as follows: when the smoke box reaches the position of the bar code detection module 2 in fig. 1, the bar code detection module 2 reads bar code information and uploads the bar code information to the central control system 3, the man-machine interaction interface in the central control system 3 sends an imaging instruction to the millimeter wave detection door 1, the instruction passes through the adapter plate 15 and reaches the signal processing module 13, the signal processing module 13 sends a time sequence to the frequency source 12, the frequency source 12 generates a bottom layer radio frequency signal, the frequency signal is frequency-doubled by the frequency conversion component 14 and then is emitted outside by the millimeter wave transceiving front end 11, the emitted millimeter wave signal reaches the cigarette position and generates an echo signal, the millimeter wave transceiving front end 11 receives the echo signal and transmits the echo signal back to the frequency conversion component 14, the echo signal is transmitted to the frequency source 12 after frequency down conversion by the frequency conversion component 14 and is subjected to intermediate frequency IQ demodulation, and the demodulated IQ signal is acquired by the signal processing module and subjected to imaging processing, finally, millimeter wave images are uploaded to the man-machine interaction interface and the intelligent recognition system through the adapter plate 15 in a data packet mode, the intelligent recognition system judges that the images are short of strips, if the images are short of strips, the central control system 3 sends an instruction to the audible and visual alarm 20 through the PLC module 16 to give an alarm, and sends an instruction to the automatic eliminating device to eliminate the smoke boxes.
The working process of the millimeter wave online detection device for detecting the strip missing of the finished aluminum foil cigarette box is as follows:
s1, the tobacco box to be detected is conveyed to a bar code detection area through the transmission belt, the bar code detection module 2 detects a bar code, and the central control system 3 sends an imaging starting instruction to the millimeter wave detection door 1;
s2, the frequency source 12 transmits a millimeter wave signal through the millimeter wave transceiver front end 11 according to a predetermined time sequence, an echo signal received by the millimeter wave transceiver front end 11 is processed by the frequency conversion component 14 and the frequency source 12 and then uploaded to the signal processing module 13, and the signal processing module 13 performs signal acquisition and imaging processing to obtain a millimeter wave image of a cigarette in the cigarette box to be detected;
s3, uploading the millimeter wave image to the central control system 3, and judging whether the millimeter wave image is missing or not by the intelligent recognition system in the central control system 3;
s4, if the cigarette box to be detected is short of strips, the audible and visual alarm 20 starts to give an alarm, the automatic eliminating device eliminates the cigarette box to be detected, and the central control system 3 carries out index recording on the bar codes and images of unqualified products; if the cigarette box to be detected has no missing bars, the central control system 3 indexes the qualified bar codes and images and stores the qualified bar codes and images into a database so as to facilitate later tracing;
and S5, the central control system 3 is restored to the reset state and is ready for checking the next smoke box.
At present, finished product cigarette case lacks strip detection device based on millimeter wave radar imaging technique has not been applied at internal cigarette factory, and to the false retrieval rate that exists in traditional cigarette case lacks strip detection means high, have injury scheduling problem to the human body, the utility model discloses utilize millimeter wave radar imaging technique to detect the formation of image to the cigarette case, can pierce through the cigarette case carton and acquire inside cigarette arrangement picture, combine intelligent recognition function, can show and whether the intelligent recognition exists the case and lack the strip condition with the visual mode of high resolution, the device transmission millimeter wave signal's power is not enough thousandth under the cell-phone conversation state simultaneously, is far below the national safety requirement standard, does not harm to the human body.
The foregoing is only a preferred embodiment of the present invention, which is illustrative, not limiting. Those skilled in the art will appreciate that many variations, modifications, and equivalents may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The millimeter wave online detection device for detecting the strip missing of the aluminum foil finished cigarette box is characterized by comprising a bar code detection module, a millimeter wave detection door, a central control system and an automatic removing device, wherein the bar code detection module, the millimeter wave detection door and the automatic removing device are sequentially arranged along the transmission direction of a conveyor belt for conveying the aluminum foil finished cigarette box; the bar code detection module, the millimeter wave detection door and the automatic removing device are all connected with the central control system.
2. The aluminum foil finished cigarette box strip-missing millimeter wave online detection device as claimed in claim 1, wherein the millimeter wave detection door comprises a door body, a power supply assembly and a detection assembly, the power supply assembly and the detection assembly are both arranged on the door body, the power supply assembly is connected with the detection assembly to provide power, and the detection assembly is connected with the central control system.
3. The millimeter wave online detection device for detecting the strip missing of the aluminum foil finished cigarette box as claimed in claim 2, wherein the door body comprises an upper shell, a left shell and a right shell which are symmetrically connected with each other on two sides of the upper shell, and the door body is in an inverted U shape and spans the conveyor belt.
4. The aluminum foil finished cigarette box strip-missing millimeter wave online detection device as claimed in claim 3, wherein the detection assembly comprises a millimeter wave transceiving front end, a frequency source, a signal processing module, a frequency conversion assembly, and an adapter plate, the adapter plate and at least one millimeter wave transceiving front end are arranged on the left housing, at least one millimeter wave transceiving front end is arranged on the right housing, and the power supply assembly, the frequency source, the signal processing module, and the frequency conversion assembly are all arranged on the upper housing; the signal processing module is connected with the frequency source, the frequency source is connected with the millimeter wave transceiving front end through the frequency conversion assembly, and the signal processing module is connected with the central control system through the adapter plate.
5. The aluminum foil finished cigarette box strip-missing millimeter wave online detection device as claimed in claim 4, wherein the millimeter wave transceiving front ends are symmetrically arranged on the left shell and the right shell, the bottom of the millimeter wave transceiving front ends is flush with the height of the conveyor belt, and a front panel at the bottom of the millimeter wave transceiving front ends is perpendicular to the surface of the conveyor belt.
6. The on-line detection device for millimeter wave strip missing in a cigarette box with aluminum foil as claimed in claim 4, wherein the frequency source is a continuous wave frequency synthesizer, and the frequency source is arranged at the bottom of the upper shell.
7. The on-line detection device for millimeter wave strip missing in a finished aluminum foil cigarette box as claimed in claim 4, wherein the frequency conversion component is arranged at the bottom of the upper shell and is positioned right above the millimeter wave transceiving front end.
8. The aluminum foil finished cigarette box strip-missing millimeter wave online detection device as claimed in claim 4, wherein the adapter plate is an external interface of the millimeter wave detection door and is arranged in the middle of the left shell.
9. The millimeter wave on-line detection device for the strip lack of the aluminum foil finished cigarette box as claimed in claim 4, wherein the millimeter wave detection door further comprises an audible and visual alarm, the audible and visual alarm is arranged on the outer side of the top of the upper shell; the detection assembly further comprises a PLC module, the PLC module is arranged on one side, close to the left shell, of the bottom of the upper shell and connected with the audible and visual alarm, and the PLC module is connected with the central control system through the adapter plate.
10. The aluminum foil finished cigarette box strip-missing millimeter wave online detection device as claimed in claim 4, wherein the millimeter wave detection door further comprises a cooling fan, the cooling fan is used for outward air suction and is arranged on the inner side of the top of the upper shell.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020488550.3U CN212501393U (en) | 2020-04-03 | 2020-04-03 | There is aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device |
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| CN202020488550.3U CN212501393U (en) | 2020-04-03 | 2020-04-03 | There is aluminium foil finished product cigarette case to lack strip millimeter wave on-line measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7325616B2 (en) | 2020-04-06 | 2023-08-14 | 三菱電機株式会社 | Electronics |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7325616B2 (en) | 2020-04-06 | 2023-08-14 | 三菱電機株式会社 | Electronics |
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