CN104953462A - Laser generator - Google Patents
Laser generator Download PDFInfo
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- CN104953462A CN104953462A CN201510298005.1A CN201510298005A CN104953462A CN 104953462 A CN104953462 A CN 104953462A CN 201510298005 A CN201510298005 A CN 201510298005A CN 104953462 A CN104953462 A CN 104953462A
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- discharge tube
- laser generator
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- gas
- laser
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Abstract
The invention discloses a laser generator. The laser generator comprises a discharge tube, an internal discharge pipe gas cavity is arranged in the discharge tube and is filled with mixed gas of CO2, N2, HE and the like, two discharge tube electrodes are arranged at two ends of the discharge tube and are connected with a power source via leads, and a controller is arranged between the power source and the discharge tube electrodes.
Description
Technical field
The present invention relates to laser equipment field, particularly relate to a kind of laser generator.
Background technology
Along with the development of optoelectronic integration technology, the application of laser is more and more extensive, and in precision optical machinery application, laser operations has stronger advantage, and laser belongs to noncontact procession, and is partial operation, does not produce mechanical presses.
There is professional laser-beam welding machine, laser cutting machine, laser marking machine now, puncher, use focus lamp at material surface, surfacing to be melted laser beam focus, Compressed Gas blows away the material be melted, in laser equipment use procedure simultaneously, laser generator is that laser equipment provides energy source, be the most important part of laser equipment, existing laser generator, adopts solid laser generator mostly, adopt light stimulus power conversion link many, efficiency is low.
Summary of the invention
The technical problem that the present invention mainly solves reduces the waste of laser to energy in thermal power transfer, outputting high quality, highdensity laser beam are provided, laser generator laser intensity of the present invention is high, good directionality, focused spot is little simultaneously, make focus temp reach more than 10000 degrees Celsius, make metal material and nonmetallic materials can Meltingization between Shun Shi, gasification.
Described a kind of laser generator, comprise discharge tube, air chamber in discharge tube is provided with in described discharge tube, in discharge tube, air chamber is filled with CO2, N2, the mists such as HE, two discharge tube electrodes are provided with at discharge tube two ends, two discharge tube electrodes are wired to power supply, between power supply and discharge tube electrode, be provided with controller simultaneously, controller is for controlling the switch of power supply, realize pressurizeing to laser generator, in time not powering up or voltage is low, two interelectrode gases insulate completely, internal resistance is infinitely great, there is no electric current, along with the rising of voltage, start have charged particle to move in gas, the internal resistance of gas starts to reduce, when reaching a certain voltage, internal resistance sharply reduces, electric current increases sharply, gas is breakdown, electric discharge starts, after the breakdown electric discharge of gas in discharge tube, electric current increases, N2 molecule and electron collision, obtain electron energy and be excited, and at N2 molecule and co2 molecular collision, the energy trasfer again it obtained from electronics is to CO2 molecule, CO2 molecule is excited, be conducive to the generation of laser, He gas in pipe has cooling effect, CO2 gas temperature can be stoped to rise, laser lower level can be made to reduce simultaneously, improve the efficiency of laser.
Described laser generator utilizes the transition between the vibration of carbon dioxide molecule and rotational energy level lasing, utilizes gaseous discharge pumping method to CO@gas molecule Implantation Energy, makes the CO2 in discharge tube
Discharge tube discharges.
A kind of optimal technical scheme, the optical maser wavelength of described laser generator is 10.6um.
A kind of laser generator of the present invention is coated with housing at described discharge tube, and shell one end is connected to the first speculum, and the other end is connected to the second speculum, meanwhile, is provided with cooling collar in hull outside, is convenient to laser generator cooling.
Described discharge tube adopts two groups of crystal bars and xenon lamp, a kind of optimal technical scheme, and described laser generator power is 300W.
In described discharge tube, air chamber has arrived source of the gas by tubes connection, and described source of the gas is provided with valving.
Second speculum is connected with the 3rd speculum, and light beam, after the second speculum, through the 3rd speculum, enters into condenser lens, and the condenser lens other end is nozzle, and light beam, through expanding, after focusing, penetrates in nozzle centre position.
The invention has the beneficial effects as follows: a kind of laser generator of the present invention produces stable light beam quality, and focal beam spot is little, punches in work, cutting lines are meticulous, and operating efficiency is high, and operating rate is fast simultaneously, the stable performance of laser generator core component, useful life can reach 100,000 hours.
Accompanying drawing explanation
Fig. 1 is a kind of laser generator structural representation of the present invention.
In accompanying drawing, the mark of each parts is as follows:
1 is discharge tube, and 2 is air chamber in discharge tube, and 3 is discharge tube electrode, and 4 is the first speculum, and 5 is the second speculum, 6 is housing, and 7 is cooling collar, and 8 is power supply, and 9 is source of the gas, and 10 is valve, 11 is controller, and 12 is the 3rd speculum, and 13 is condenser lens, and 14 is nozzle.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Refer to Fig. 1, the embodiment of the present invention comprises:
Described a kind of laser generator, comprise discharge tube, air chamber in discharge tube is provided with in described discharge tube, in discharge tube, air chamber is filled with CO2, N2, the mists such as HE, two discharge tube electrodes are provided with at discharge tube two ends, two discharge tube electrodes are wired to power supply, between power supply and discharge tube electrode, be provided with controller simultaneously, controller is for controlling the switch of power supply, realize pressurizeing to laser generator, in time not powering up or voltage is low, two interelectrode gases insulate completely, internal resistance is infinitely great, there is no electric current, along with the rising of voltage, start have charged particle to move in gas, the internal resistance of gas starts to reduce, when reaching a certain voltage, internal resistance sharply reduces, electric current increases sharply, gas is breakdown, electric discharge starts, after the breakdown electric discharge of gas in discharge tube, electric current increases, N2 molecule and electron collision, obtain electron energy and be excited, and at N2 molecule and co2 molecular collision, the energy trasfer again it obtained from electronics is to CO2 molecule, CO2 molecule is excited, be conducive to the generation of laser, He gas in pipe has cooling effect, CO2 gas temperature can be stoped to rise, laser lower level can be made to reduce simultaneously, improve the efficiency of laser.
Described laser generator utilizes the transition between the vibration of carbon dioxide molecule and rotational energy level lasing, utilizes gaseous discharge pumping method to CO@gas molecule Implantation Energy, makes the CO2 in discharge tube
Discharge tube discharges.
The optical maser wavelength of described laser generator is 10.6um.
A kind of laser generator of the present invention is coated with housing at described discharge tube, and shell one end is connected to the first speculum, and the other end is connected to the second speculum, meanwhile, is provided with cooling collar in hull outside, is convenient to laser generator cooling.
Described discharge tube adopts two groups of crystal bars and xenon lamp, and described laser generator power is 300W.
In described discharge tube, air chamber has arrived source of the gas by tubes connection, and described source of the gas is provided with valving.
Second speculum is connected with the 3rd speculum, and light beam, after the second speculum, through the 3rd speculum, enters into condenser lens, and the condenser lens other end is nozzle, and light beam, through expanding, after focusing, penetrates in nozzle centre position.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. a laser generator, it is characterized in that, comprise: discharge tube, air chamber in discharge tube is provided with in described discharge tube, in discharge tube, air chamber is filled with CO2, N2, the mists such as HE, two discharge tube electrodes are provided with at discharge tube two ends, two discharge tube electrodes are wired to power supply, between power supply and discharge tube electrode, be provided with controller simultaneously, described discharge tube is coated with housing, shell one end is connected to the first speculum, the other end is connected to the second speculum, simultaneously, cooling collar is provided with in hull outside, described discharge tube adopts two groups of crystal bars and xenon lamp, in described discharge tube, air chamber has arrived source of the gas by tubes connection, described source of the gas is provided with valving, second speculum is connected with the 3rd speculum, light beam is after the second speculum, through the 3rd speculum, enter into condenser lens, the condenser lens other end is nozzle, light beam is through expanding, after focusing, penetrate in nozzle centre position.
2. laser generator according to claim 1, is characterized in that, the optical maser wavelength of described laser generator is 10.6um.
3. laser generator according to claim 1, is characterized in that, described laser generator power is 300W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510298005.1A CN104953462A (en) | 2015-06-03 | 2015-06-03 | Laser generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510298005.1A CN104953462A (en) | 2015-06-03 | 2015-06-03 | Laser generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104953462A true CN104953462A (en) | 2015-09-30 |
Family
ID=54167929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510298005.1A Pending CN104953462A (en) | 2015-06-03 | 2015-06-03 | Laser generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104953462A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817770A (en) * | 2016-04-22 | 2016-08-03 | 太仓市东晖机械厂 | Laser cutting machine |
| CN107457492A (en) * | 2017-09-28 | 2017-12-12 | 张家港市旭华激光有限公司 | A kind of laser aid of work piece cut processing |
| CN107516815A (en) * | 2017-09-28 | 2017-12-26 | 张家港市旭华激光有限公司 | A kind of laser generator for being easy to comprehensive regulation |
| WO2018205408A1 (en) * | 2017-05-11 | 2018-11-15 | 南通卓锐激光科技有限公司 | Carbon dioxide laser integrated with optical path redirection device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87203941U (en) * | 1987-03-17 | 1987-11-25 | 江苏省激光研究所 | Auto-focusing laser |
| US4780881A (en) * | 1987-02-23 | 1988-10-25 | Messer. Griesheim Gmbh | Process for the electrical excitation of a laser gas |
| CN2060264U (en) * | 1989-08-16 | 1990-08-08 | 中国科学院海光学精密机械研究所 | Sealed co2 laser tube |
| CN1272232A (en) * | 1998-05-20 | 2000-11-01 | 东芝株式会社 | Pulsed gas laser device |
| CN1564394A (en) * | 2004-04-09 | 2005-01-12 | 周迅 | CO2 laser tube |
| CN104037597A (en) * | 2014-06-13 | 2014-09-10 | 南通卓锐激光科技有限公司 | Carbon dioxide laser tube with air-inflation structure |
-
2015
- 2015-06-03 CN CN201510298005.1A patent/CN104953462A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4780881A (en) * | 1987-02-23 | 1988-10-25 | Messer. Griesheim Gmbh | Process for the electrical excitation of a laser gas |
| CN87203941U (en) * | 1987-03-17 | 1987-11-25 | 江苏省激光研究所 | Auto-focusing laser |
| CN2060264U (en) * | 1989-08-16 | 1990-08-08 | 中国科学院海光学精密机械研究所 | Sealed co2 laser tube |
| CN1272232A (en) * | 1998-05-20 | 2000-11-01 | 东芝株式会社 | Pulsed gas laser device |
| CN1564394A (en) * | 2004-04-09 | 2005-01-12 | 周迅 | CO2 laser tube |
| CN104037597A (en) * | 2014-06-13 | 2014-09-10 | 南通卓锐激光科技有限公司 | Carbon dioxide laser tube with air-inflation structure |
Non-Patent Citations (1)
| Title |
|---|
| 付世平 等: "二氧化碳激光切割机", 《仪表技术与传感器》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817770A (en) * | 2016-04-22 | 2016-08-03 | 太仓市东晖机械厂 | Laser cutting machine |
| WO2018205408A1 (en) * | 2017-05-11 | 2018-11-15 | 南通卓锐激光科技有限公司 | Carbon dioxide laser integrated with optical path redirection device |
| CN107457492A (en) * | 2017-09-28 | 2017-12-12 | 张家港市旭华激光有限公司 | A kind of laser aid of work piece cut processing |
| CN107516815A (en) * | 2017-09-28 | 2017-12-26 | 张家港市旭华激光有限公司 | A kind of laser generator for being easy to comprehensive regulation |
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Application publication date: 20150930 |