CN203184834U - Laser punching device for cigarette tipping paper graphic punching - Google Patents
Laser punching device for cigarette tipping paper graphic punching Download PDFInfo
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- CN203184834U CN203184834U CN 201320044668 CN201320044668U CN203184834U CN 203184834 U CN203184834 U CN 203184834U CN 201320044668 CN201320044668 CN 201320044668 CN 201320044668 U CN201320044668 U CN 201320044668U CN 203184834 U CN203184834 U CN 203184834U
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Abstract
The utility model relates to a laser punching device for cigarette tipping paper graphic punching. The device solves the technical problems that the output position and an optical structure of each focusing head are difficult to adjust when graphic punching is conducted. According to the technical scheme, a polygon prism scanning mechanism, a spectral focus lens set, a reflective mirror set and N focusing heads are sequentially arranged on a laser transmitting optical path from a laser to the surface of tipping paper on the paper feeding mechanism, the spectral focus lens set is composed of K spectral focus lenses arranged in a sector shape, the reflective mirror set is composed of H reflective mirrors, each focusing head is composed of a light guide reflective mirror set and an output focus lens, the light guide reflective mirror set comprises M light guide reflective mirrors arranged side by side, the M light guide reflective mirrors arranged side by side reflect M paths of pulse laser to the output focus lens, wherein H>=K, k>=1, H>=N, N>=1, and M>=1. The laser punching device for cigarette tipping paper graphic punching is simple in structure, high in flexibility, and capable of achieving pattern distribution of a plurality of focus spots on a focus plane according to a certain rule.
Description
Technical field
The utility model relates to a kind of laser drilling device, specifically a kind of laser drilling device of cigarette tipping paper figure punching.
Background technology
Cigarette tipping paper is as the special-purpose external packing paper of cigarette filter, because of its outer appearnce pine line yew paper of once gaining the name seemingly.The principle of filter tip ventilation dilution technology is: by in yew paper punching, use high-air-permeability filter stick formation paper or make mode such as groove at filter stick, dilute thereby when smoking cigarette, extraneous air is entered in the filter tip and to main flume, the tar content that sucks human body is reduced relatively.This technology has become in the world the most extensive and the most effective burnt technology of falling that adopts.The ratio of China's cigarette with filter tip has reached 95% at present.Along with the mankind for the raising day by day that health of smokers protection requires, can effectively reduce tar content and reduce nicotine the yew paper drilling technology of health of people injury is popularized rapidly.
The yew paper punching technology of development and utilization at present mainly comprises technology such as mechanical punching, electric spark-erosion perforation, laser boring, and wherein laser boring becomes the mode that extensively adopts in the world owing to have the high and accuracy height of stability.
Laser boring 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 Germany and the Chinese Central China University of Science and Technology is main representative.But it is the linear pattern puncher, and namely each road laser can only be fixed and make a call to a round, and every round is straight line.The Central China University of Science and Technology had once proposed a kind of yew paper conversion method that realizes being made of micropore figure, for example: Chinese patent " cigarette tipping paper laser boring the equipment " (patent No.: ZL200920083451.0), this patent is arranged the processing that realizes pattern by position and the order of focus head, although this method can be finished the figure punching on yew paper surface, but because all corresponding focus head of every road laser of polygon prism output, for guaranteeing the compactness of poroid pattern, can cause the adjustment difficulty between the focus head, be subjected to the influence of figure and working process parameter bigger.
Summary of the invention
The purpose of this utility model is in order to solve the problems of the technologies described above, provide a kind of simple in structure, flexibility is high, utilization ratio of laser energy is high, can realize that a plurality of focal spots are by the laser drilling device of the cigarette tipping paper figure punching of the pattern distribution of certain rule on the focal plane of single focus head.
Technical scheme is for being furnished with the polygon prism sweep mechanism successively on the Laser Transmission light path by laser instrument yew paper surface to the paper advance mechanism, light splitting focus lamp group, the reflective mirror group, focus head, described light splitting focus lamp group is made up of the light splitting condensing lens of K fan-shaped array, described reflective mirror group is made up of H speculum, described focus head has N, each focus head is made up of guide light reflection mirror group and an output focus lamp, guide light reflection mirror group comprises M guide light reflection mirror arranged side by side, M guide light reflection mirror arranged side by side reflexes to M road pulse laser on the output focus lamp, H 〉=K wherein, K 〉=1, H 〉=N, N 〉=1, M 〉=1.
When N=1, M=H then; As N〉1 the time, then the number of the speculum in the guide light reflection mirror group can be identical or different in each focus head, but should equal H after the number addition of all focus head internal reflectors.Therefore each focus head can be designed corresponding speculum group structure according to the required aperture distribution pattern of beating on yew paper surface.
Each light splitting focus lamp can be corresponding with one or more speculum.The scanning light beam of each light splitting focus lamp output both can have been undertaken reflective by a speculum in the reflective mirror group and form one road pulse laser beam, also can be divided into pulse laser beam more than one tunnel by more than one speculum.
Described polygon prism sweep mechanism comprises that the front end focus lamp of arranging successively reaches by motor-driven polygon prism.
Focus head number N is even number, and wherein the described paper advance mechanism of correspondence is 1 cover during N=2; The described paper advance mechanism of correspondence is 2 covers during N=4.
The same with prior art, described laser instrument is continuous wave laser, and described polygon prism is driven by high-speed electric expreess locomotive, and the on-line velocity checkout gear for detection of yew paper movement velocity can be installed on the described paper advance mechanism as required.The high-speed electric expreess locomotive of described polygon prism, paper advance mechanism, on-line velocity checkout gear and laser instrument all can be connected with control system, described linear velocity detection device is used for the movement velocity of punching process yew paper is detected in real time, and it is fed back to control system; Control system is according to the motion velocity information of yew paper, high-speed electric expreess locomotive to laser instrument and the rotation of driving polygon prism transmits control signal, pulse frequency, the laser pulse that control forms pulse laser distribute, arrange and the rotating speed of polygon prism through the pulse laser beam angle of same focus head, cooperate the continuous motion of yew paper, the little pore size distribution that can get given shape on yew paper surface.
The utility model utmost point is arranged very flexible, can print the identical or different poroid spread geometry aperture of many rows at a cover paper advance mechanism, also can get a row or identical or different poroid spread geometry aperture more than the row at two cover paper advance mechanisms.
Beneficial effect:
(1) solved the difficult problem of focus head adjustment in the past, described focus head adopts the version of the corresponding output focus lamp of a plurality of guide light reflection mirrors, can realize that a plurality of focal spots of single focus head output are by necessarily regularly arranged, cooperate the continuous motion of yew paper, thereby can get the aperture of or repetitive pattern arranged distribution curved along yew paper length direction on yew paper surface, be conducive to realize yew paper antiforge function; And by the mutual coordination of control system and yew paper on-line velocity checkout gear, punching speed can reach the speed the same with the linear pattern punching.
(2) curve that constitutes of the ventilative micropore of getting at yew paper by the inventive method and device or the aperture of repetitive pattern arranged distribution, being different from existing linear arranges, has function such as changeable and false proof aesthetic in appearance, and can distribute to provide the different air-flow distribution forms of filter tip ventilation by the ventilative micropore of adjusting variation, thereby produce the more controlled burnt effect of falling.
(3) because the exportable a plurality of focal spots of single focus head, get the aperture that corresponding pattern arrangement distributes, so, the number by the design focus head can realize that multichannel punches synchronously.Further, regulate the different light beam numbers enter each focus head by the speculum group, but then isochronous printing goes out the aperture of different graphic arranged distribution.
(4) polygon prism spectrophotometric device and the focusing of apparatus of the present invention employing are simple in structure, can overlap paper advance mechanisms by a corresponding cover or 2, need not to adopt optical elements such as galvanometer, and be fixed light path, equipment manufacturing cost and safeguard that use cost is low not only, technology realizes easily, and the work stability and reliability height.
Description of drawings
Fig. 1 is the arrangement schematic diagram of embodiment 1;
Fig. 2 is the structural representation of focus head among Fig. 1.
Fig. 3 is the schematic diagram that focus head is realized the zigzag punching among Fig. 1;
The design sketch of Fig. 4 for punching among Fig. 1;
Fig. 5 is another light beam output schematic diagram among the embodiment 1;
The design sketch of Fig. 6 for processing among Fig. 5;
Fig. 7 is the arrangement schematic diagram of embodiment 2;
Fig. 8 is the arrangement schematic diagram of embodiment 3;
Wherein: 1, laser instrument; 2, front end focus lamp; 3, polygon prism; 4, light splitting focus lamp group; 401, focus lamp; 5, reflective mirror group; 501, reflective mirror group; 601, focus head; 602, focus head; 603, focus head; 604, focus head; 6011, guide light reflection mirror group; 6012, output focus lamp; 6021, guide light reflection mirror group; 6022, output focus lamp; 6031, guide light reflection mirror group; 6032, output focus lamp; 6041, guide light reflection mirror group; 6042, output focus lamp; 7, yew paper; 701, yew paper 1; 702, yew paper 2; 8, let off roll; 801, let off roll 1; 802, let off roll 2; 9, wind-up roll; 901, wind-up roll; 902, wind-up roll; 10, guide light reflection mirror.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further explained explanation:
Embodiment 1:
In conjunction with shown in Figure 1, be furnished with front end focus lamp 2, polygon prism 3, light splitting focus lamp group 4, reflective mirror group 5 successively on the Laser Transmission light path by laser instrument 1 yew paper 7 surfaces to the paper advance mechanism, be divided into the focus head 601 and 602 of reflective mirror group 5 both sides, described focus head 601 comprises guide light reflection mirror group 6011 and the output condenser of arranging successively 6012, and described focus head 602 comprises guide light reflection mirror group 6021 and the output condenser of arranging successively 6022.Described guide light reflection mirror group 6011 is made up of M guide light reflection mirror 10, described light splitting focus lamp group 4 is made up of the condensing lens 401 of K fan-shaped array, described speculum group 5 by K and described focus lamp 401 one to one speculum 501 form, see Fig. 2, described guide light reflection mirror group or formed by M guide light reflection mirror 10, polygon prism 3 is driven by high-speed electric expreess locomotive (not drawing among the figure), paper advance mechanism is provided with the on-line velocity checkout gear and (does not draw among the figure, can be arranged on wind-up roll 8 or with its etc. the rotating shaft of rotating speed rotation), wherein: described laser instrument 1 is the continuous CO of high power
2Laser instrument, its power output from 50-2000 watt continuous adjustable, laser output wavelength is 10.6 μ m.In the present embodiment, described light splitting focus lamp group 4 is made up of the focus lamp 401 of 8 transmission-types, 8 focus lamps 401 are fan-shaped distribution around the reflected field of polygon prism 3 working faces, can be divided into the scanning light spot through polygon prism 3 reflections 8 bundle of pulsed laser of free order.Described dichroic reflector group 5 comprises 8 speculums 501, and is corresponding one by one with 8 focus lamps 401.The face number of polygon prism is 8 in the present embodiment, and each working face is reflecting surface, and its rotating speed can be controlled by control system.Described output focus lamp places between described guide light reflection mirror group and the paper advance mechanism, is used for focal spot is focused on the surface of yew paper 7.Described laser instrument 1, the high-speed electric expreess locomotive that drives polygon prism 3 rotations and laser instrument cooling system connect control by control system; Described yew paper on-line velocity checkout gear is installed on the paper advance mechanism, also is connected with control system.
Paper advance mechanism described in the present embodiment comprises let off roll 8 and wind-up roll 9, and described yew paper 7 clampings are on let off roll 8 and wind-up roll 9, and the continuous motion by wind-up roll 9 rotation drivings; Described yew paper on-line velocity checkout gear can be a high-precision encoder, and it is installed in the rotating shaft of wind-up roll 9, is synchronized with the movement with rotating shaft during work, the movement velocity of yew paper 7 is detected in real time, and its velocity information is fed back to control system.
Below in conjunction with Fig. 1-Fig. 4, method implementation step and the principle thereof that adopts above-described embodiment device to carry out the punching of cigarette tipping paper figure laser is described as follows, wherein, by the reflective mirror group 8 bundle of pulsed laser are transferred to focus head 601 and each 4 bundle of 602(of both sides respectively with the form of five equilibrium):
1) by let off roll 8 and the wind-up roll 9 clamping yew paper 7 of paper advance mechanism, as shown in Figure 1;
2) start paper advance mechanism, make wind-up roll 9 by the rotating speed rotation of setting, and drive 7 continuous motions of yew paper;
3) make the continuous laser beam of continuous wave laser 1 output focus on certain working face of the polygon prism 3 that rotates at a high speed, as shown in Figure 1 through front end focus lamp 2;
4) working face of polygon prism 3 in the high speed rotary course with continuous laser beam inswept 8 401 focus lamps successively, each focus lamp 401 is accepted a part of laser when laser is inswept, when laser beam inswept all focus lamps 401 successively, be equivalent to distribute a laser pulse to all focus lamps 401, as shown in Figure 1; During polygon prism 3 multiple scannings, the line focus mirror is divided into the output of 8 road pulse lasers with continuous laser beam, is divided into two groups of each pulse laser groups by the combination of 4 bundle of pulsed laser by corresponding 8 reflective mirrors 501 again, and is input to focus head 601 and 602 respectively.
5) be example with one of them focus head 601,4 road pulse lasers comprise and 4 bundle of pulsed laser, 4 guide light reflection mirrors 10 one to one through corresponding guide light reflection mirror group 6011() be transferred to the center of output focus head 6012 respectively with specific angle, see Fig. 3, laser beam is in time by first bundle, second bundle, three beams to the four bundles, and they are exported through output focus lamp 6012 centers with the angle of θ 1, θ 2, θ 3, θ 4 by corresponding guide light reflection mirror 10 respectively.The focal length F of focus lamp, four bundle of pulsed laser bundles form four laser point distributing positions in the focal plane of output focus lamp 6012, their corresponding positions are respectively F* θ 1, F* θ 2, F* θ 3 and F* θ 4, by control θ 1, θ 2, θ 3, the size of θ 4 and output focus lamp F forms height b in the focal plane, the inverted V-shaped pattern of width c, and form certain graphical distribution in the focal plane of output focus lamp 6012 and have the focal spot of sequential, the movement velocity that cooperates yew paper 7 and polygon prism 3 again, the little pore size distribution of figure that then can get periodic arrangement on yew paper 7 surfaces.Different reflection angles by control speculum 10, two focus heads 601 with 602 separately 4 road pulse laser beams of output both can get the aperture of identical graphical distribution, also can get the aperture that different graphic distributes, as zigzag and " H " shape aperture distributed combination form as shown in Figure 4.
Referring to Fig. 5 Fig. 6, another kind of form as the pulse laser grouping, reflective mirror group 5 comprises 5 guide light reflection mirrors 10 with the focus head 601(that 5 bundles and 3 forms of restrainting a group are transferred to both sides respectively respectively with 8 bundle of pulsed laser, reflect 5 bundle of pulsed laser respectively) and 602(comprise 3 guide light reflection mirrors 10, reflect 3 bundle of pulsed laser respectively), also can get the aperture that different graphic distributes, as shown in Figure 6.
The graphical distribution of described Fig. 4 and Fig. 6 aperture only is example, can also regulate the reaction firing angle degree of guide light reflection mirror 10 and realize various figures.
Embodiment 2
Referring to Fig. 7, the difference of Fig. 1 structure is among present embodiment and the embodiment 1, described light splitting focus lamp group 4 comprises 2 light splitting focus lamps 401, through the pulse laser beam of each light splitting focus lamp 401 outputs again by reflective mirror group 5 in 4 speculums 501 be divided into 4 road pulse laser beams, remaining structure is consistent with embodiment 1.
Embodiment 3
Referring to Fig. 7, paper advance mechanism has 2 covers in the present embodiment, light splitting focus lamp group 4 is made up of the focus lamp 401 of 8 transmission-types, and 8 focus lamps 401 are fan-shaped distribution around the reflected field of polygon prism 3 working faces, can be divided into the scanning light spot through polygon prism 3 reflections 8 bundle of pulsed laser of free order.Described dichroic reflector group 5 comprises 8 speculums 501, and is corresponding one by one with 8 focus lamps 401.Described focus head has 4, is respectively 601,602,603 and 604, corresponding two focus heads of each paper advance mechanism, and each focus head is imported 2 bundle of pulsed laser, prints the aperture that two rows have identical or different graphical distribution on each paper advance mechanism respectively.
The light beam of described pulse laser also can be designed to more than 8 the tunnel as required, and as 12 the tunnel, the 16 tunnel or more, those skilled in the art can carry out further appropriate design based on the disclosed technology contents of the utility model.The layout of focus head also is not limited only to 2 in the one cover paper advance mechanism, can realize the purpose of a row or multi-row punching according to wide cut or client's increase in demand or the number of minimizing focus head of yew paper.
Claims (5)
1. one kind is used for the laser drilling device that the cigarette tipping paper figure punches, be furnished with the polygon prism sweep mechanism successively on the Laser Transmission light path by laser instrument yew paper surface to the paper advance mechanism, light splitting focus lamp group, the reflective mirror group, focus head, it is characterized in that, described light splitting focus lamp group is made up of the light splitting condensing lens of K fan-shaped array, described reflective mirror group is made up of H speculum, described focus head has N, each focus head is made up of guide light reflection mirror group and an output focus lamp, guide light reflection mirror group comprises M guide light reflection mirror arranged side by side, M guide light reflection mirror arranged side by side reflexes to M road pulse laser on the output focus lamp, H 〉=K wherein, K 〉=1, H 〉=N, N 〉=1, M 〉=1.
2. the laser drilling device of cigarette tipping paper figure as claimed in claim 1 punching is characterized in that, when N=1, and M=H then; As N〉1 the time, then the number of the speculum in the guide light reflection mirror group can be identical or different in each focus head, but should equal H after the number addition of guide light reflection mirror in all focus heads.
3. the laser drilling device of cigarette tipping paper figure punching as claimed in claim 1 is characterized in that each light splitting focus lamp can be corresponding with one or more speculum.
4. the laser drilling device of cigarette tipping paper figure punching as claimed in claim 1 or 2 is characterized in that, described polygon prism sweep mechanism comprises that the front end focus lamp of arranging successively reaches by motor-driven polygon prism.
5. the laser drilling device of cigarette tipping paper figure as claimed in claim 3 punching is characterized in that focus head number N is even number, and wherein the described paper advance mechanism of correspondence is 1 cover during N=2; During N=4, corresponding paper advance mechanism is 2 covers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320044668 CN203184834U (en) | 2013-01-28 | 2013-01-28 | Laser punching device for cigarette tipping paper graphic punching |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320044668 CN203184834U (en) | 2013-01-28 | 2013-01-28 | Laser punching device for cigarette tipping paper graphic punching |
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| CN203184834U true CN203184834U (en) | 2013-09-11 |
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| CN 201320044668 Expired - Fee Related CN203184834U (en) | 2013-01-28 | 2013-01-28 | Laser punching device for cigarette tipping paper graphic punching |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842066A (en) * | 2015-03-27 | 2015-08-19 | 龙游特美纸制品有限公司 | Light beam control device of laser drilling machine |
| CN107175942A (en) * | 2017-05-15 | 2017-09-19 | 中国人民银行印制科学技术研究所 | laser anti-counterfeit device and method |
| CN107398453A (en) * | 2016-05-19 | 2017-11-28 | 宁德新能源科技有限公司 | Pole piece cleaning device |
| CN112157294A (en) * | 2020-08-13 | 2021-01-01 | 北京机械设备研究所 | Device and method for drilling mounting hole in equipment cabin |
| CN112935557A (en) * | 2021-03-24 | 2021-06-11 | 安阳睿恒数控机床股份有限公司 | Roller part laser texturing device |
| CN113042882A (en) * | 2021-03-24 | 2021-06-29 | 安阳睿恒数控机床股份有限公司 | Dense point-like three-dimensional laser processing device |
-
2013
- 2013-01-28 CN CN 201320044668 patent/CN203184834U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842066A (en) * | 2015-03-27 | 2015-08-19 | 龙游特美纸制品有限公司 | Light beam control device of laser drilling machine |
| CN107398453A (en) * | 2016-05-19 | 2017-11-28 | 宁德新能源科技有限公司 | Pole piece cleaning device |
| CN107175942A (en) * | 2017-05-15 | 2017-09-19 | 中国人民银行印制科学技术研究所 | laser anti-counterfeit device and method |
| CN107175942B (en) * | 2017-05-15 | 2019-03-01 | 中国人民银行印制科学技术研究所 | Laser anti-counterfeit device and method |
| CN112157294A (en) * | 2020-08-13 | 2021-01-01 | 北京机械设备研究所 | Device and method for drilling mounting hole in equipment cabin |
| CN112157294B (en) * | 2020-08-13 | 2023-08-01 | 北京机械设备研究所 | Device and method for punching mounting holes in equipment cabin |
| CN112935557A (en) * | 2021-03-24 | 2021-06-11 | 安阳睿恒数控机床股份有限公司 | Roller part laser texturing device |
| CN113042882A (en) * | 2021-03-24 | 2021-06-29 | 安阳睿恒数控机床股份有限公司 | Dense point-like three-dimensional laser processing device |
| CN113042882B (en) * | 2021-03-24 | 2025-05-06 | 安阳睿恒数控机床股份有限公司 | A dense point three-dimensional laser processing device |
| CN112935557B (en) * | 2021-03-24 | 2025-07-04 | 安阳睿恒数控机床股份有限公司 | Laser texturing device for roller parts |
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Effective date of registration: 20220627 Address after: 461500 No. 39, Yishui Road, Changge City, Xuchang City, Henan Province Patentee after: HENAN LIANFA PAPER Co.,Ltd. Address before: 430074 room 205, 2f, unit a, building 2, Huagong science and technology park innovation enterprise base, Donghu Development Zone, Wuhan, Hubei Province Patentee before: Wuhan Kairuidi Laser Technology Co.,Ltd. |
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