CN204479807U - A kind of CO 2laser closes beam-focuser system - Google Patents
A kind of CO 2laser closes beam-focuser system Download PDFInfo
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- CN204479807U CN204479807U CN201520160657.4U CN201520160657U CN204479807U CN 204479807 U CN204479807 U CN 204479807U CN 201520160657 U CN201520160657 U CN 201520160657U CN 204479807 U CN204479807 U CN 204479807U
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- laser
- condenser lens
- focuser
- hollow fibers
- transmitting energy
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- 239000012510 hollow fiber Substances 0.000 claims abstract description 23
- 239000013307 optical fiber Substances 0.000 claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 8
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- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
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- 238000005452 bending Methods 0.000 description 1
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- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 230000004927 fusion Effects 0.000 description 1
- 238000010330 laser marking Methods 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model relates to technical field of laser beam control, is specifically related to a kind of CO
2laser closes beam-focuser system, comprises CO
2laser instrument, laser optical fibre coupler, IR transmitting energy hollow fibers, conjunction beam-focuser, described CO
2laser instrument Output of laser, described IR transmitting energy hollow fibers is coupled to through described laser optical fibre coupler, the output terminal of described IR transmitting energy hollow fibers is fixed in described conjunction beam-focuser, and described conjunction beam-focuser comprises fixed fiber locking inside screw, the first condenser lens, the second condenser lens, housing.CO of the present utility model
2swash combiner focusing system, the high-power Laser output of super hectowatt grade can be transmitted.
Description
Technical field
The utility model relates to technical field of laser beam control, is specifically related to a kind of CO
2laser closes beam-focuser system.
Background technology
Laser because its brightness is high, monochromaticity is good, collimation and high focusing performance, be widely used in scientific research, military affairs, industry, astronomy and Information Communication field.In the prior art, due to the good condensing performance of laser, can be easy to obtain the even nano level focal beam spot of micron order, therefore during the laser beam after focusing on is widely used and operates with cut, laser bonding, laser boring, laser marking and laser medicine etc., and the laser beam of ultra high power also can be applicable in inertial confinement fusion after focusing on.
CO
2laser instrument occurs experienced by very large change so far from 20 century 70s mid-term, and to aspect development such as high power laser processing.Due to CO
2laser instrument has that volume is large, complex structure, difficult in maintenance, power is too high, the defects such as the high power laser light of hectowatt is restricted that adopt Optical Fiber Transmission to surpass, and the utility model provides a kind of CO
2swash combiner focusing system, the high-power Laser output of super hectowatt grade can be transmitted.
Utility model content
The utility model is in order to overcome CO in prior art
2the laser power that laser instrument provides is too high, can not adopt the difficulty of Optical Fiber Transmission laser, a kind of CO of special proposition
2swash combiner focusing system.
In order to realize above object, the equipment that the utility model have employed is:
A kind of CO
2laser closes beam-focuser system, and described system comprises CO
2laser instrument, laser optical fibre coupler, IR transmitting energy hollow fibers, conjunction beam-focuser, described CO
2laser instrument Output of laser, described IR transmitting energy hollow fibers is coupled to through described laser optical fibre coupler, the output terminal of described IR transmitting energy hollow fibers is fixed in described conjunction beam-focuser, and described conjunction beam-focuser comprises fixed fiber locking inside screw, the first condenser lens, the second condenser lens, housing;
Further, described first condenser lens and the second condenser lens are positioned at described housing;
Further, the output terminal of described IR transmitting energy hollow fibers is fixed in described conjunction beam-focuser by described fixed fiber locking inside screw;
Further, described CO
2laser instrument exports low power laser;
Further, described first condenser lens and the second condenser lens are convex lens, reflect focalization mirror or diffraction concentrating element;
Further, described second condenser lens is positioned at the focus place of the first condenser lens;
Further, described first condenser lens is long-focus lens;
Further, described second condenser lens is short focal length lens;
Further, the laser transmitted through described IR transmitting energy hollow fibers exports with certain angle, and focuses on by described first condenser lens and the second condenser lens the laser closing and restraint and draw high-power output;
Further, described IR transmitting energy hollow fibers internal diameter is 0.3 ~ 1.5mm.
The beneficial effects of the utility model are, CO of the present utility model
2swash the combination of combiner focusing system by multiple optical component, the laser transmitted through described IR transmitting energy hollow fibers exports with certain angle, and focuses on by described first condenser lens and the second condenser lens the laser closing and restraint and draw high-power output.
figure of description
Fig. 1 is CO of the present utility model
2laser closes beam-focuser structural representation.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is explained in further detail.Should be appreciated that specific embodiment described herein only for explaining the utility model, and be not used in restriction the utility model.
On the contrary, the utility model is contained any by the substituting of making on marrow of the present utility model and scope of defining of claim, amendment, equivalent method and scheme.Further, in order to make the public have a better understanding to the utility model, in hereafter details of the present utility model being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the utility model completely for a person skilled in the art yet.
The utility model relates to a kind of CO
2swash combiner focusing system.As shown in Figure 1, be a kind of CO that the utility model relates to
2swash combiner focusing system schematic diagram, described focusing system comprises CO
2laser instrument 1, laser optical fibre coupler 2, IR transmitting energy hollow fibers 3, fixed fiber locking inside screw 4, first condenser lens 5, second condenser lens 6, housing 7.
The LASER Light Source of this embodiment is by above-mentioned CO
2laser instrument 1 provides, described CO
2laser instrument 1 is low power laser, described CO
2the number of laser instrument 1 has several, and the laser power exported as requested is relevant, every platform CO
2the laser that laser instrument 1 exports is coupled through described laser optical fibre coupler 2, laser coupled is transmitted in described IR transmitting energy hollow fibers 3, described IR transmitting energy hollow fibers take quartz glass as base material, interior painting high-temperature resistant medium reflectance coating, optical fiber internal diameter is 0.3 ~ 1.5mm, can tolerate 1500 ~ 1700 DEG C of high temperature.Described IR transmitting energy hollow fibers can transmit the CO of continuous laser power 100W
2laser, when usually using 60W, can continuous working more than 20 hours, have loss and be less than 0.3dB/m, coupling efficiency is greater than 95%, and bending radius is less than 20cm, can bear the advantages such as through-put power is large.The output of described IR transmitting energy hollow fibers 3 is fixed on the fixed position of described housing 7, described IR transmitting energy hollow fibers 3 and described CO by fixed fiber locking inside screw 4
2the number of laser instrument 1 is identical, all low power lasers converge to a focus with certain angle by described first condenser lens 5 from input end by the laser transmitted through described IR transmitting energy hollow fibers 3, place described second condenser lens 6 at this focus place, the low power laser that first time focuses on again focuses on through described second condenser lens 6 and draws required high-power output laser.Described fixed fiber locking inside screw 4, first condenser lens 5, second condenser lens 6 is positioned at described housing 7, for generation of high-power laser beams in housing 7.Described first condenser lens 5 and the second condenser lens 6 needs reach the function of focusing, and being not limited to convex lens, can be concavees lens, reflect focalization mirror group or diffraction concentrating element.First condenser lens 5 is long-focus lens, F=50 ~ 100mm, and the second condenser lens 6 is short focal length lens, F=3 ~ 10mm, and such design can so that the adjustment of focusing of the second condenser lens 6, be convenient to utilize final obtain there is high-power output.
The beneficial effects of the utility model are, CO of the present utility model
2swash the combination of combiner focusing system by multiple optical component, can realize adopting Optical Fiber Transmission high power laser light.
Claims (10)
1. a CO
2laser closes beam-focuser system, and it is characterized in that, described system comprises CO
2laser instrument, laser optical fibre coupler, IR transmitting energy hollow fibers and conjunction beam-focuser, described CO
2laser instrument Output of laser, described IR transmitting energy hollow fibers is coupled to through described laser optical fibre coupler, the output terminal of described IR transmitting energy hollow fibers is fixed in described conjunction beam-focuser, and described conjunction beam-focuser comprises fixed fiber locking inside screw, the first condenser lens, the second condenser lens, housing.
2. focuser system according to claim 1, is characterized in that, described first condenser lens and the second condenser lens are positioned at described housing.
3. focuser system according to claim 1, is characterized in that, the output terminal of described IR transmitting energy hollow fibers is fixed in described conjunction beam-focuser by described fixed fiber locking inside screw.
4. system according to claim 1, is characterized in that, described CO
2laser instrument exports low power laser.
5. system according to claim 1, is characterized in that, described first condenser lens and the second condenser lens are convex lens, reflect focalization mirror or diffraction concentrating element.
6. system according to claim 1, is characterized in that, described second condenser lens is positioned at the focus place of the first condenser lens.
7. system according to claim 6, is characterized in that, described first condenser lens is long-focus lens.
8. system according to claim 6, is characterized in that, described second condenser lens is short focal length lens.
9. system according to claim 1, is characterized in that, the laser transmitted through described IR transmitting energy hollow fibers exports with certain angle, and focuses on by described first condenser lens and the second condenser lens the laser closing and restraint and draw high-power output.
10. system according to claim 1, is characterized in that, described IR transmitting energy hollow fibers internal diameter is 0.3 ~ 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520160657.4U CN204479807U (en) | 2015-03-19 | 2015-03-19 | A kind of CO 2laser closes beam-focuser system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520160657.4U CN204479807U (en) | 2015-03-19 | 2015-03-19 | A kind of CO 2laser closes beam-focuser system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479807U true CN204479807U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520160657.4U Expired - Fee Related CN204479807U (en) | 2015-03-19 | 2015-03-19 | A kind of CO 2laser closes beam-focuser system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274112A (en) * | 2018-04-17 | 2018-07-13 | 英诺激光科技股份有限公司 | Hollow-core fiber conveying type ultraviolet laser micromachining device and processing method |
| JP2020060725A (en) * | 2018-10-12 | 2020-04-16 | パナソニックＩｐマネジメント株式会社 | Laser oscillator and laser processing equipment using the same |
-
2015
- 2015-03-19 CN CN201520160657.4U patent/CN204479807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274112A (en) * | 2018-04-17 | 2018-07-13 | 英诺激光科技股份有限公司 | Hollow-core fiber conveying type ultraviolet laser micromachining device and processing method |
| JP2020060725A (en) * | 2018-10-12 | 2020-04-16 | パナソニックＩｐマネジメント株式会社 | Laser oscillator and laser processing equipment using the same |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 |
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| CF01 | Termination of patent right due to non-payment of annual fee |