CN101870038A - Anti-counterfeiting laser boring method and device of cigarette tipping paper - Google Patents
Anti-counterfeiting laser boring method and device of cigarette tipping paper Download PDFInfo
- Publication number
- CN101870038A CN101870038A CN 201010198840 CN201010198840A CN101870038A CN 101870038 A CN101870038 A CN 101870038A CN 201010198840 CN201010198840 CN 201010198840 CN 201010198840 A CN201010198840 A CN 201010198840A CN 101870038 A CN101870038 A CN 101870038A
- Authority
- CN
- China
- Prior art keywords
- paper
- yew paper
- axis
- audio
- roll
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses an anti-counterfeiting laser boring method of cigarette tipping paper, which comprises the following steps: leading a pulse laser beam outputted by a pulse laser to sequentially pass through a two-dimensional acousto-optic deflection system and an F-theta lens for transmission and focusing, and forming a pulsed focal spot on the surface of the tipping paper in continuous motion; and simultaneously leading a control system to emit a control signal for respectively carrying out centralized control on light-emitting time sequence and pulse interval time of the pulse laser and light beam deflection angles of an X-axis acousto-optic deflector and a Y-axis acousto-optic deflector in the acousto-optic deflection system at different time according to the motion velocity of the tipping paper and information of a pattern, characters or a curve which is inputted into a boring pattern and character data storage module in advance, and boring small holes which are arranged and distributed like the required pattern, the characters or the curve on the surface of the tipping paper by being matched with the continuous motion of the tipping paper. The invention simultaneously provides a device capable of realizing the method, and the device has simple structure, stable working and high processing efficiency.
Description
Technical field
The present invention relates to a kind of cigarette tipping paper anti-counterfeiting laser boring method and device.
Background technology
Smoking is harmful to your health is admitted facts, reduces tar content effectively to improving the healthy significant of smoking colony.In recent years, reduce the research focus that tar content in cigarette has become tobacco business.The cigarette manufacturer of various countries has dropped into great amount of manpower and material resources and a huge sum of money in succession, and extensively and in depth research has been carried out in the aspects such as technology, theory, method and practical application that reduce cigarette tar content, has obtained a large amount of scientific achievements; Many achievements are successfully applied in the actual production, and have obtained huge economic and social benefit.
Cigarette tipping paper is as the cigarette packaging material of filter tipped cigarette mouth rod external packing, because of its outer appearnce like the pine line yew paper of once gaining the name.The burnt principle of falling of filter tip ventilation dilution technology is: by punching on yew paper, use the filter stick formation paper of high-air-permeability or make mode such as groove on filter stick, dilute in the filter tip and to main flume thereby will external air when smoking cigarette introduce; Also can reduce through burning awl entering the air velocity of cigarette in propping up simultaneously, thereby improve the filter efficiency of filter tip, the tar content that sucks human body is reduced relatively.At present to fall burnt effect remarkable because of it for filter tip ventilation dilution technology, and become most widely used in the world general and the most effectively fall burnt technology.At present, all adopted the ventilation filter tip at the cigarette in American-European developed country cigarette market about 90% and the cigarette in market, West Europe about 90%.In the states such as Japan in Asia, the ventilation filter tip cigarette also occupies sizable ratio in addition.This is simple, ripe and fall burnt technology very reliably to adopt the ventilation filter tip, and it falls burnt effect is fairly obvious.As reducing tar content in cigarette more than 70% behind the U.S. Carlton board cigarette employing ventilation filter tip, reduce CO up to more than 80%, and, also make the smoking quality of this cigarette keep higher level by strengthening perfuming, reinforced measure.
At present, the ratio of China's cigarette with filter tip reaches more than 95%.Along with people for the quality idea of production of cigarettes and consumption the transformation of essence have taken place, how effectively to reduce cigarette and discharge harmful components in the flue gas have become the tobacco business development to the injury of health theme.
At present, the yew paper punching technology of having develop and useedd mainly comprises technology such as mechanical type punching, the punching of electric spark formula, laser type punching.Wherein the laser mode punching has become the mode that extensively adopts in the world owing to have the high and accuracy height of stability.
Laser boring mainly is the high power density characteristics of utilizing laser emission, and it is focused on heating yew paper, makes yew paper part reach vapourizing temperature, the vaporization pore-forming.
The tipping paper laser beam drilling machine product of having released at present, the serial tipping paper laser beam drilling machine of developing with the Germany and the Chinese Central China University of Science and Technology is main representative.But it is the linear pattern puncher, and promptly each road laser can only be fixed and make a call to a round, and every round is linear pattern.Yunnan Yuxi Jincan Technology Co., Ltd had once proposed the multiple yew paper that is made of figure or character micropore, for example: Chinese patent " have the cigarette yew paper that constitutes figure by micropore " (patent No.: ZL200410036764.2), Chinese patent " a kind of yew paper that constitutes the circular arc figure by micropore that the has " (patent No.: ZL200420050165.1) and Chinese patent " a kind of have the yew paper that micropore constitutes the character shape " (patent No.: ZL200420050166.6).But the implementation method that does not all provide concrete yew paper surface micropore figure to punch in the above-mentioned patent.
Summary of the invention
The present invention seeks to: a kind of cigarette tipping paper anti-counterfeiting laser boring method is provided, and this method can be carried out figure at a high speed, character or shaped form punching on yew paper surface; A kind of cigarette tipping paper anti-counterfeiting laser boring device that can realize described anti-counterfeiting laser boring method is provided simultaneously, this device can carry out high-speed ventilation micropore figure, character or shaped form laser boring on yew paper surface, and simple in structure, working stability, working (machining) efficiency height.
Technical scheme of the present invention is: a kind of cigarette tipping paper anti-counterfeiting laser boring method, the pulse laser beam that it is characterized in that pulse laser is exported is earlier after after two-dimentional audio-optical deflection system and transmission of F-θ lens and the focusing, at the yew paper surface formation pulsed focal spot of continuous motion; Simultaneously by control system according to the movement velocity of yew paper and import figure in its punching graphic character data memory module in advance, character or calibration curve information, send control signal respectively to the bright dipping sequential and interpulse period of described pulse laser, and the different beam deflection angles constantly with the Y-axis acousto-optic deflection device of X-axis acousto-optic deflection device are carried out centralized Control in the described two-dimentional audio-optical deflection system, thereby on sequential, realize the figure of yew paper surface pulsed focal spot, character or the scanning of curve distribution form, and the continuous motion of cooperation yew paper, get required figure on yew paper surface, the aperture that character or curved arrangement distribute.
The concrete implementation step of the inventive method is as follows:
A. by the wind-up roll and the let off roll clamping yew paper of paper advance mechanism;
B. start paper advance mechanism, make wind-up roll by the rotating speed rotation of setting, and drive the continuous motion of yew paper;
C. the pulse laser beam that makes pulse laser output is earlier after after two-dimentional audio-optical deflection system and transmission of F-θ lens and the focusing, form the pulsed focal spot on the yew paper surface of continuous motion;
D. control system is according to the movement velocity of the yew paper that obtains from yew paper on-line velocity detection system and the figure in the punching graphic character data memory module in the input control system in advance, character or calibration curve information, send control signal respectively to the bright dipping sequential and interpulse period of described pulse laser, and the different beam deflection angles constantly with the Y-axis acousto-optic deflection device of X-axis acousto-optic deflection device are carried out centralized Control in the described two-dimentional audio-optical deflection system, thereby on sequential, realize the figure of yew paper surface pulsed focal spot, character or the scanning of curve distribution form;
E. the centralized Control of control system cooperates the continuous motion of yew paper, gets the aperture that required figure, character or curved arrangement distribute on yew paper surface.
The present invention provides a kind of cigarette tipping paper anti-counterfeiting laser boring device simultaneously, the paper advance mechanism that it comprises pulse laser, two-dimentional audio-optical deflection system, F-θ lens, control system, yew paper on-line velocity detection system, pulsed laser power supply, laser instrument cooling system and drives the continuous motion of yew paper; Described pulse laser is electrically connected with control system through pulsed laser power supply, described paper advance mechanism is electrically connected with control system, described yew paper on-line velocity detection system is installed on the paper advance mechanism and with control system and is electrically connected, be used for detecting in real time the movement velocity of yew paper, and the rate signal that records is fed back on the control system; Described two-dimentional audio-optical deflection system places on the emitting light path of pulse laser, it is made up of X-axis acousto-optic deflection device, X-axis audio-optical deflection driver, Y-axis acousto-optic deflection device and Y-axis audio-optical deflection driver, described X-axis acousto-optic deflection device and Y-axis acousto-optic deflection device are mutually 90 ° of directions and place, and be electrically connected with control system through X-axis audio-optical deflection driver and Y-axis audio-optical deflection driver respectively, described F-θ lens are located on the emitting light path of two-dimentional audio-optical deflection system, described laser instrument cooling system is electrically connected with control system, is used for the cooling pulse laser instrument.
Control system described in apparatus of the present invention is further handled output module by primary processor, punching graphic character data memory module and interruption and is formed, described yew paper on-line velocity detection system is electrically connected with primary processor, and sends the movement velocity signal of yew paper to primary processor; Primary processor is according to this rate signal and in conjunction with figure, character or calibration curve information in the punching graphic character data memory module, by interrupting handling output module the effective break-make and the time delay of described pulsed laser power supply are controlled, thereby realization is to effective control in described pulse laser bright dipping sequential and pulse spacing; Simultaneously, described primary processor is controlled the X-axis audio-optical deflection driver in the two-dimentional audio-optical deflection system and the driving frequency of Y-axis audio-optical deflection driver by interrupt handling output module, and then the different beam deflection angles constantly with the Y-axis acousto-optic deflection device of X-axis acousto-optic deflection device are carried out centralized Control, thereby on sequential, realize figure, character or the scanning of curve distribution form of yew paper surface pulsed focal spot; Described primary processor also links to each other with the laser instrument cooling system, and it is monitored, to guarantee the operate as normal of pulse laser.
Paper advance mechanism described in apparatus of the present invention further comprises wind-up roll and let off roll, and described yew paper clamping is on wind-up roll and let off roll, and the continuous motion by wind-up roll rotation driving; Described yew paper on-line velocity detection system is a high precision photoelectric encoder, and it is installed in the rotating shaft of wind-up roll, in the synchronous rotating shaft of rotating of perhaps any and wind-up roll.
The encoder of high precision photoelectric described in apparatus of the present invention further comprises grating dish and photoelectric detection system, described grating dish be a five equilibrium on it open the plectane of some rectangle slits, the rotating shaft of rotating shaft of grating dish and wind-up roll, perhaps any rotating shaft with wind-up roll rotation synchronously is coaxial; Described photoelectric detection system comprises light-emitting component, receiving element, the signal processing circuit that order is electrically connected, signal output apparatus; Described light-emitting component and receiving element are arranged in grating dish both sides, and signal output apparatus is electrically connected with primary processor; Described receiving element receives light-emitting component and sees through the uniformly-spaced optical signal that the grating dish penetrates, and exports corresponding pulse signal by signal processing circuit, signal output apparatus; Described primary processor calculates the rotating speed of wind-up roll according to described number of pulse signals, and then obtains the movement velocity of yew paper.
Advantage of the present invention is:
(1) the inventive method can be carried out high-speed ventilation micropore figure, character or shaped form laser boring by the mutual coordination of control system and yew paper on-line velocity detection system on yew paper, and its punching speed can reach and the same speed of linear pattern punching.
(2) figure, character or the shaped form that constitute of the ventilative micropore of getting on yew paper by the inventive method and device distributes, being different from existing linear arranges, has function such as changeable and false proof aesthetic in appearance, and the different air-flow distribution forms that can distribute and provide filter tip to ventilate, thereby produce the more controlled burnt effect of falling by the ventilative micropore of adjusting variation.
(3) utilize the two-dimentional audio-optical deflection system that constitutes by X-axis acousto-optic deflection device and Y-axis acousto-optic deflection device, can on sequential, realize figure, character or the scanning of curve distribution form of yew paper surface pulsed focal spot, and can make that apparatus of the present invention are simple in structure, working stability, production safeguard easily.
In a word, the present invention can carry out high speed graphic, character or shaped form laser boring on yew paper, and punching speed is fast, the working (machining) efficiency height, and good product quality, and the apparatus structure that provides is simple, long service life, working stability.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Fig. 1 is a cigarette tipping paper anti-counterfeiting laser boring apparatus structure schematic diagram provided by the present invention;
Fig. 2 is that each several part control concerns schematic diagram in apparatus of the present invention;
Fig. 3 is the control flow schematic diagram of control system in apparatus of the present invention;
Fig. 4 is the schematic diagram that the system of two-dimentional audio-optical deflection described in apparatus of the present invention realizes beam flying;
Fig. 5 is that the present invention utilizes the X-axis acousto-optic deflection device to realize the schematic diagram of light beam one-dimensional scanning;
Fig. 6 is the described photoelectric encoder fundamental diagrams of apparatus of the present invention;
Fig. 7 is an anti-counterfeiting laser boring lattice information schematic diagram of the present invention.
The specific embodiment
Embodiment: in conjunction with Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the invention provides a kind of a kind of specific embodiment of cigarette tipping paper anti-counterfeiting laser boring device, it is by pulse laser 1, two dimension audio-optical deflection system 3, F-θ lens 4, control system 5, yew paper on-line velocity detection system 6, pulsed laser power supply 8, the paper advance mechanism 7 of laser instrument cooling system 9 and 10 continuous motions of driving yew paper is formed jointly, wherein said pulse laser 1 is electrically connected with control system 5 through pulsed laser power supply 8, described paper advance mechanism 7 is electrically connected with control system 5, paper advance mechanism 7 in the present embodiment comprises wind-up roll 701 and let off roll 702, described yew paper 10 clampings are on wind-up roll 701 and let off roll 702, and the continuous motion by wind-up roll 701 rotation drivings; Described yew paper on-line velocity detection system 6 is installed on the paper advance mechanism 7 and with control system 5 and is electrically connected, and is used for detecting in real time the movement velocity of yew paper 10, and the rate signal that records is fed back on the control system 5; Described two-dimentional audio-optical deflection system 3 places on the emitting light path of pulse laser 1, it is by X-axis acousto-optic deflection device 301, X-axis audio-optical deflection driver 303, Y-axis acousto-optic deflection device 302 and Y-axis audio-optical deflection driver 304 are formed, described X-axis acousto-optic deflection device 301 is mutually 90 ° of directions with Y-axis acousto-optic deflection device 302 and places, and be electrically connected with control system 5 through X-axis audio-optical deflection driver 303 and Y-axis audio-optical deflection driver 302 respectively, described F-θ lens 4 are located on the emitting light path of two-dimentional audio-optical deflection system 3, described laser instrument cooling system 9 is electrically connected with control system 5, is used for cooling pulse laser instrument 1.
Pulse laser described in the present embodiment 1 adopts the gas CO of enclosed type RF excited
2Laser instrument, its power output are about 50～300 watts, and laser output wavelength is 10.6 μ m, and pulse recurrence frequency can reach 10kHz.Described control system 5 is key components that whole cigarette tipping paper anti-counterfeiting laser boring device can normally move, in conjunction with shown in Figure 3, described control system 5 is handled output module 503 by primary processor 501, punching graphic character data memory module 502 and interruption and is formed, described yew paper on-line velocity detection system 6 is electrically connected with primary processor 501, and sends the movement velocity signal of yew paper 10 to primary processor 501; Primary processor 501 is according to this rate signal and in conjunction with figure, character or calibration curve information in the punching graphic character data memory module 502, control by the effective break-make and the time delay of interrupting 503 pairs of described pulsed laser power supplies 8 of processing output module, thereby realize described pulse laser 1 bright dipping sequential and effective control in pulse spacing; Simultaneously, described primary processor 501 is by the X-axis audio-optical deflection driver 303 in the two-dimentional audio-optical deflection of the interruption processing output module 503 controls system 3 and the driving frequency of Y-axis audio-optical deflection driver 304, and then X-axis acousto-optic deflection device 301 and Y-axis acousto-optic deflection device 302 different beam deflection angles are constantly carried out centralized Control, thereby on sequential, realize figure, character or the scanning of curve distribution form of yew paper 10 surperficial pulsed focal spots; Described primary processor 501 also links to each other with laser instrument cooling system 9, and it is monitored, to guarantee the operate as normal of pulse laser 1.
Present embodiment is further combined with Fig. 4, Fig. 5, and described two-dimentional audio-optical deflection system 3 is realized that the principle of two-dimentional light beams scanning is described further.According to acousto-optic interaction mechanism, cloth loudspeaker lattice acoustooptic diffraction beam deflection angle θ
x(being the angle between diffraction light and the incident light) is:
In the formula, λ, n, v
sAnd f
xBe respectively frequency of sound wave in the velocity of sound in optical wavelength in the vacuum, acousto-optic crsytal refractive index, the acousto-optic crsytal and the acousto-optic crsytal.Just can change cloth loudspeaker lattice acoustooptic diffraction beam deflection angle θ by the driving frequency that changes X-axis audio-optical deflection driver 303
x(being the angle between diffraction light and the incident light), thereby after making incident light pass through the modulation of acoustooptic diffraction effect, in the certain angle scope of directions X, carry out precise optical scanning, be illustrated in figure 5 as the basic functional principle (basic functional principle of Y-axis acousto-optic deflection device 302 and its all fours are omitted the description to it in the present embodiment) of X-axis acousto-optic deflection device 301 of the present invention.
As previously mentioned, the two-dimentional audio-optical deflection system 3 in the present embodiment is made up of X-axis acousto-optic deflection device 301, Y-axis acousto-optic deflection device 302, X-axis audio-optical deflection driver 303 and Y-axis audio-optical deflection driver 304.Wherein, X-axis acousto-optic deflection device 301 is mutually 90 ° of directions with Y-axis acousto-optic deflection device 302 and places, as Fig. 4.The pulse laser beam 2 of described pulse laser 1 output incides on the X-axis audio-optical deflection driver 303, and X-axis audio-optical deflection driver 303 is according to the driving frequency f that is provided
xThe beam deflection angle θ of size control X-axis acousto-optic deflection device 301
xWhen Y-axis audio-optical deflection driver 304 nothings act on Y-axis acousto-optic deflection device 302, can in image field, scan the displacement vector parallel, its size and beam deflection angle θ with X-axis
xRelation in direct ratio.Equally, when X-axis audio-optical deflection driver 303 nothings acted on X-axis acousto-optic deflection device 301, Y-axis audio-optical deflection driver 304 was by the beam deflection angle θ of control Y-axis acousto-optic deflection device 302
y, can in image field, scan the displacement vector of a certain size parallel with Y-axis.By the driving frequency of control system 5 correct control X-axis audio-optical deflection drivers 303, can control the beam deflection angle of X-axis acousto-optic deflection device 301 and Y-axis acousto-optic deflection device 302, to realize the two-dimensional scan of light beam in the image field with Y-axis audio-optical deflection driver 304.
Owing to there is the focus error of imaging luminous point on the flat field, must adopt F-θ lens 4 to focus on, like this can be so that produce direct proportionate relationship between the displacement vector absolute value in the beam deflection angle of acousto-optic deflection device and the image field, the focusing error is proofreaied and correct simultaneously, and incoming laser beam can be focused on the same focal plane at yew paper place.
A link of outbalance in described yew paper on-line velocity detection system 6 apparatus of the present invention.In order to get the aperture that needed figure, character or curved arrangement distribute exactly on motion yew paper 10, the X-axis acousto-optic deflection device 31 and the beam deflection angles in the 302 different moment of Y-axis acousto-optic deflection device must match with the movement velocity of yew paper 10 in the output interpulse period of described pulse laser 1 and the described two-dimentional audio-optical deflection system 3.Therefore, in the punching process, need the movement velocity of yew paper 10 is detected in real time.In conjunction with shown in Figure 6, the paper of yew described in present embodiment on-line velocity detection system 6 adopts a high precision photoelectric encoder, this high precision photoelectric encoder comprises grating dish 601 and photoelectric detection system 602, described grating dish 601 be a five equilibrium on it open the plectane of some rectangle slits 603, the rotating shaft 604 of grating dish is coaxial with the rotating shaft of wind-up roll 701; Described photoelectric detection system 602 comprises light-emitting component 605, receiving element 606, the signal processing circuit 607 that order is electrically connected, signal output apparatus 608; Described light-emitting component 605 and receiving element 606 are arranged in grating dish 601 both sides, and signal output apparatus 608 is electrically connected with primary processor 501; Described receiving element 606 receives light-emitting component 605 and sees through the uniformly-spaced optical signal that grating dish 601 penetrates, and by signal processing circuit 607, the corresponding pulse signal of signal output apparatus 608 outputs; Described primary processor 501 calculates the rotating speed of wind-up roll 701 according to described number of pulse signals, and then obtains the movement velocity of yew paper 10.
The method that adopts the foregoing description device to carry out cigarette tipping paper parallel mode laser boring specifically is divided into following several steps:
A. by the wind-up roll 701 and the let off roll 702 clamping yew paper 10 of paper advance mechanism 7;
B. start paper advance mechanism 7, make wind-up roll 701 by the rotating speed rotation of setting, and drive 10 continuous motions of yew paper;
C. by the pulse laser beam 2 of pulse laser 1 output earlier after two-dimentional audio-optical deflection system 3 and 4 transmission of F-θ lens and focus on after, form a pulsed focal spot on yew paper 10 surfaces of continuous motion;
E. the centralized Control of control system 5 cooperates the continuous motion of yew paper 10, gets the aperture that required figure, character or curved arrangement distribute on yew paper surface.
Anti-counterfeiting laser boring lattice information principle of the present invention, as shown in Figure 7: black square is represented the point that laser instrument need punch among the figure, and white square representative does not need the point that punches.The pulse laser beam 2 of described pulse laser 1 output, earlier after two-dimentional audio-optical deflection system 3 and 4 transmission of F-θ lens and focus on after, focus on the surface of the yew paper of continuous motion, form a pulsed focal spot; Control system 5 is according to the movement velocity of yew paper and import figure, character or curve lattice information in its punching graphic character database 502 in advance, sends control signal and respectively the X-axis acousto-optic deflection device 301 and the beam deflection angle in the 302 different moment of Y-axis acousto-optic deflection device in the bright dipping sequential of described pulse laser 1 and interpulse period and the described two-dimentional audio-optical deflection system 3 is carried out centralized Control; Cooperate the continuous motion of yew paper 10, the point that punches at needs punches, ignores punching at unwanted point, thereby can get corresponding figure, character or curve distribution micropore dot matrix on yew paper.
The pattern that ventilative micropore constitutes on the described yew paper 10 comprises simple graph, character and simple curve or letter etc.; Required pattern data can be converted in the reality K capable * the punching dot matrix data message of N row, and deposit it in described punching graphic character database 502, as 16 * 16 dot characters among Fig. 7.And forming figure, character or a curve with 16 * 16 dot matrix is example, and the punching speed of apparatus of the present invention can reach 39 above characters of average per second.
Above-mentioned specific embodiment explanation is not to be limitation of the present invention, and interpolation, remodeling, replacement in intention design essential scope of the present invention also belong to protection scope of the present invention.
Claims (6)
1. cigarette tipping paper anti-counterfeiting laser boring method, the pulse laser beam (2) that it is characterized in that pulse laser (1) is exported is earlier after after two-dimentional audio-optical deflection system (3) and F-θ lens (4) transmission and the focusing, at yew paper (10) the surface formation pulsed focal spot of continuous motion; Simultaneously by control system (5) according to the movement velocity of yew paper and import figure in its punching graphic character data memory module (502) in advance, character or calibration curve information, send control signal respectively to the bright dipping sequential and interpulse period of described pulse laser (1), and the different beam deflection angles constantly with Y-axis acousto-optic deflection device (302) of X-axis acousto-optic deflection device (301) are carried out centralized Control in the described two-dimentional audio-optical deflection system (3), thereby on sequential, realize the figure of the surperficial pulsed focal spot of yew paper (10), character or the scanning of curve distribution form, and the continuous motion of cooperation yew paper (10), get required figure on yew paper surface, the aperture that character or curved arrangement distribute.
2. cigarette tipping paper anti-counterfeiting laser boring method according to claim 1 is characterized in that the concrete implementation step of this method is as follows:
A. by the wind-up roll (701) and let off roll (702) the clamping yew paper (10) of paper advance mechanism (7);
B. start paper advance mechanism (7), make wind-up roll (701) by the rotating speed rotation of setting, and drive yew paper (10) continuous motion;
C. the pulse laser beam (2) that makes pulse laser (1) output is earlier after after two-dimentional audio-optical deflection system (3) and F-θ lens (4) transmission and the focusing, form the pulsed focal spot on yew paper (10) surface of continuous motion;
D. control system (5) is according to the movement velocity of the yew paper (10) that obtains from yew paper on-line velocity detection system (6) and the figure in the punching graphic character data memory module (502) in the input control system (5) in advance, character or calibration curve information, send control signal respectively to the bright dipping sequential and interpulse period of described pulse laser (1), and the different beam deflection angles constantly with Y-axis acousto-optic deflection device (302) of X-axis acousto-optic deflection device (301) are carried out centralized Control in the described two-dimentional audio-optical deflection system (3), thereby on sequential, realize the figure of the surperficial pulsed focal spot of yew paper (10), character or the scanning of curve distribution form;
E. the centralized Control of control system (5) cooperates the continuous motion of yew paper (10), gets the aperture that required figure, character or curved arrangement distribute on yew paper (10) surface.
3. cigarette tipping paper anti-counterfeiting laser boring device of realizing the described method of claim 1, the paper advance mechanism (7) that it is characterized in that comprising pulse laser (1), two-dimentional audio-optical deflection system (3), F-θ lens (4), control system (5), yew paper on-line velocity detection system (6), pulsed laser power supply (8), laser instrument cooling system (9) and drive yew paper (10) continuous motion; Described pulse laser (1) is electrically connected with control system (5) through pulsed laser power supply (8), described paper advance mechanism (7) is electrically connected with control system (5), described yew paper on-line velocity detection system (6) is installed in paper advance mechanism (7) and goes up and be electrically connected with control system (5), be used for detecting in real time the movement velocity of yew paper (10), and the rate signal that records is fed back on the control system (5); Described two-dimentional audio-optical deflection system (3) places on the emitting light path of pulse laser (1), it is by X-axis acousto-optic deflection device (301), X-axis audio-optical deflection driver (303), Y-axis acousto-optic deflection device (302) and Y-axis audio-optical deflection driver (304) are formed, described X-axis acousto-optic deflection device (301) is mutually 90 ° of directions with Y-axis acousto-optic deflection device (302) and places, and be electrically connected with control system (5) through X-axis audio-optical deflection driver (303) and Y-axis audio-optical deflection driver (302) respectively, described F-θ lens (4) are located on the emitting light path of two-dimentional audio-optical deflection system (3), described laser instrument cooling system (9) is electrically connected with control system (5), is used for cooling pulse laser instrument (1).
4. cigarette tipping paper parallel mode laser boring device according to claim 3, it is characterized in that described control system (5) is by primary processor (501), punching graphic character data memory module (502) with interrupt processing output module (503) and form, described yew paper on-line velocity detection system (6) is electrically connected with primary processor (501), and sends the movement velocity signal of yew paper (10) to primary processor (501); Primary processor (501) is according to this rate signal and in conjunction with figure, character or calibration curve information in the punching graphic character data memory module (502), by interrupting handling output module (503) the effective break-make and the time delay of described pulsed laser power supply (8) are controlled, thereby realization is to effective control in described pulse laser (1) bright dipping sequential and pulse spacing; Simultaneously, described primary processor (501) is by the X-axis audio-optical deflection driver (303) in interruption processing output module (503) the two-dimentional audio-optical deflection system of control (3) and the driving frequency of Y-axis audio-optical deflection driver (304), and then the different beam deflection angles constantly with Y-axis acousto-optic deflection device (302) of X-axis acousto-optic deflection device (301) are carried out centralized Control, thereby on sequential, realize figure, character or the scanning of curve distribution form of the surperficial pulsed focal spot of yew paper (10); Described primary processor (501) also links to each other with laser instrument cooling system (9), and it is monitored, to guarantee the operate as normal of pulse laser (1).
5. cigarette tipping paper anti-counterfeiting laser boring device according to claim 4, it is characterized in that described paper advance mechanism (7) comprises wind-up roll (701) and let off roll (702), described yew paper (10) clamping is on wind-up roll (701) and let off roll (702), and the continuous motion by wind-up roll (701) rotation driving; Described yew paper on-line velocity detection system (6) is a high precision photoelectric encoder, and it is installed in the rotating shaft of wind-up roll (701), in the synchronous rotating shaft of rotating of perhaps any and wind-up roll (701).
6. cigarette tipping paper anti-counterfeiting laser boring device according to claim 5, it is characterized in that described high precision photoelectric encoder comprises grating dish (601) and photoelectric detection system (602), described grating dish (601) be a five equilibrium on it open the plectane of some rectangle slits (603), the rotating shaft of grating dish rotating shaft (604) and wind-up roll (701), perhaps any rotating shaft with wind-up roll (701) rotation synchronously is coaxial; Described photoelectric detection system (602) comprises light-emitting component (605), receiving element (606), the signal processing circuit (607) that order is electrically connected, signal output apparatus (608); Described light-emitting component (605) and receiving element (606) are arranged in grating dish (601) both sides, and signal output apparatus (608) is electrically connected with primary processor (501); Described receiving element (606) receives light-emitting component (605) and sees through the uniformly-spaced optical signal that grating dish (601) penetrates, and exports corresponding pulse signal by signal processing circuit (607), signal output apparatus (608); Described primary processor (501) calculates the rotating speed of wind-up roll (701) according to described number of pulse signals, and then obtains the movement velocity of yew paper (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010198840 CN101870038A (en) | 2010-06-12 | 2010-06-12 | Anti-counterfeiting laser boring method and device of cigarette tipping paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010198840 CN101870038A (en) | 2010-06-12 | 2010-06-12 | Anti-counterfeiting laser boring method and device of cigarette tipping paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101870038A true CN101870038A (en) | 2010-10-27 |
Family
ID=42995222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010198840 Pending CN101870038A (en) | 2010-06-12 | 2010-06-12 | Anti-counterfeiting laser boring method and device of cigarette tipping paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101870038A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252586A (en) * | 2013-05-21 | 2013-08-21 | 中国电子科技集团公司第三十八研究所 | Graphical hole tipping paper punching equipment |
| CN103702576A (en) * | 2011-05-20 | 2014-04-02 | 英美烟草(投资)有限公司 | Smoking article wrapper |
| US9854832B2 (en) | 2012-10-16 | 2018-01-02 | British American Tobacco (Investments) Limited | Smoking article wrapper and method of making a smoking article |
| CN110052722A (en) * | 2019-04-12 | 2019-07-26 | 武汉先河激光技术有限公司 | A kind of laser pulse control method and device |
| CN112475639A (en) * | 2020-11-18 | 2021-03-12 | 湖北工业大学 | Anti-counterfeiting laser drilling device for cipher of packaging paper and drilling method thereof |
| CN117300396A (en) * | 2023-11-29 | 2023-12-29 | 珠海市申科谱工业科技有限公司 | Laser drilling control method and device, laser equipment and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2873397Y (en) * | 2005-10-10 | 2007-02-28 | 青岛弘国工贸有限公司 | Laser online cutting device for tapping paper |
| CN1981977A (en) * | 2005-12-15 | 2007-06-20 | 株式会社迪斯科 | Laser beam processing machine |
| CN101462204A (en) * | 2009-01-16 | 2009-06-24 | 华中科技大学 | Cigarette tipping paper laser boring method and apparatus |
-
2010
- 2010-06-12 CN CN 201010198840 patent/CN101870038A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2873397Y (en) * | 2005-10-10 | 2007-02-28 | 青岛弘国工贸有限公司 | Laser online cutting device for tapping paper |
| CN1981977A (en) * | 2005-12-15 | 2007-06-20 | 株式会社迪斯科 | Laser beam processing machine |
| CN101462204A (en) * | 2009-01-16 | 2009-06-24 | 华中科技大学 | Cigarette tipping paper laser boring method and apparatus |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103702576A (en) * | 2011-05-20 | 2014-04-02 | 英美烟草(投资)有限公司 | Smoking article wrapper |
| US8944075B2 (en) | 2011-05-20 | 2015-02-03 | British American Tobacco (Investments) Limited | Smoking article wrapper |
| CN103702576B (en) * | 2011-05-20 | 2016-03-30 | 英美烟草(投资)有限公司 | Smoking product wrappage |
| US9854832B2 (en) | 2012-10-16 | 2018-01-02 | British American Tobacco (Investments) Limited | Smoking article wrapper and method of making a smoking article |
| CN103252586A (en) * | 2013-05-21 | 2013-08-21 | 中国电子科技集团公司第三十八研究所 | Graphical hole tipping paper punching equipment |
| CN103252586B (en) * | 2013-05-21 | 2015-06-03 | 中国电子科技集团公司第三十八研究所 | Graphical hole tipping paper punching equipment |
| CN110052722A (en) * | 2019-04-12 | 2019-07-26 | 武汉先河激光技术有限公司 | A kind of laser pulse control method and device |
| CN112475639A (en) * | 2020-11-18 | 2021-03-12 | 湖北工业大学 | Anti-counterfeiting laser drilling device for cipher of packaging paper and drilling method thereof |
| CN117300396A (en) * | 2023-11-29 | 2023-12-29 | 珠海市申科谱工业科技有限公司 | Laser drilling control method and device, laser equipment and storage medium |
| CN117300396B (en) * | 2023-11-29 | 2024-02-20 | 珠海市申科谱工业科技有限公司 | Laser drilling control method and device, laser equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101870038A (en) | Anti-counterfeiting laser boring method and device of cigarette tipping paper | |
| CN101462204A (en) | Cigarette tipping paper laser boring method and apparatus | |
| CN101496533B (en) | Method for burning and carving body surface of livestock and poultry with laser beam | |
| KR960033328A (en) | Paper perforator | |
| CN201693294U (en) | Cigarette tipping paper anti-counterfeiting laser punching device | |
| CN101862910A (en) | Cigarette tipping paper parallel mode laser boring method and device | |
| CN201751076U (en) | Cigarette tipping paper double-end integrated laser drilling device | |
| CN101564947A (en) | Laser marking method on plastic | |
| WO2011041371A3 (en) | System and method for efficient laser processing of a moving web-based material | |
| CN2915512Y (en) | Laser marking machine for movable object | |
| KR101036157B1 (en) | Laser scribing apparatus having marking function and method for machining solar cell using the same | |
| ATE399615T1 (en) | DEVICE FOR MARKING OBJECTS USING LASER BEAMS | |
| CN201693295U (en) | Parallel-type laser drilling device for tobacco tipping paper | |
| CN101913026A (en) | Double-head integrated laser drilling device for cigarette tipping paper | |
| CN101879663A (en) | Focusing light spot oscillating type cigarette tipping paper laser boring method and device | |
| CN202667925U (en) | Cigarette tipping paper laser perforating device | |
| CN200967824Y (en) | Leather dense micropore laser hole drilling device | |
| ATE419817T1 (en) | DEVICE FOR FORMING CUT SURFACES IN A TRANSPARENT MATERIAL | |
| CN102357735A (en) | Double-scanning three-dimensional (3D) laser etching method based on controllable profile shape and power distribution of light beams | |
| GB1222057A (en) | Reference marks in sheet or web material | |
| CN115383330A (en) | Vibrating mirror deflection curve punching device and method | |
| CN108627907B (en) | rotating laser dot density calculation method | |
| CN103322909A (en) | Detection device and detection method for detecting light-transmitting grating structure | |
| WO2002067388A2 (en) | Apparatus and method for high speed laser perforation of webs | |
| CN202877730U (en) | Double-station cigarette tipping paper laser drilling equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101027 |