CN113410733A - Easily-processed sealed carbon dioxide laser tube - Google Patents
Easily-processed sealed carbon dioxide laser tube Download PDFInfo
- Publication number
- CN113410733A CN113410733A CN202110809451.XA CN202110809451A CN113410733A CN 113410733 A CN113410733 A CN 113410733A CN 202110809451 A CN202110809451 A CN 202110809451A CN 113410733 A CN113410733 A CN 113410733A
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- Prior art keywords
- tube
- discharge
- light path
- carbon dioxide
- flange
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 24
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 24
- 239000000498 cooling water Substances 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 description 7
- 238000005498 polishing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010304 firing Methods 0.000 description 4
- 238000010923 batch production Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/034—Optical devices within, or forming part of, the tube, e.g. windows, mirrors
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Abstract
The invention discloses an easily-processed sealed-off carbon dioxide laser tube, which comprises a gas storage tube and a core tube, wherein a plurality of core tubes are arranged in parallel; the core tube comprises a discharge tube and a cooling water tube, and the cooling water tube is sleeved outside the discharge tube; electrodes are arranged at two ends of the discharge tube, flanges are processed on tube orifices at the two ends, and the two flanges are arranged in parallel and concentrically; connecting the light paths of the core tubes into a combined discharge light path through a reflector; the flange at the head end of the combined discharge light path is provided with the holophote, the flange at the joint of each section of the combined discharge light path is provided with the reflecting mirror through the mirror seat to carry out light path connection, and the flange at the tail end of the combined discharge light path is provided with the output reflecting mirror.
Description
Technical Field
The invention relates to the technical field of sealed carbon dioxide laser tubes, in particular to a sealed carbon dioxide laser tube which is easy to process and contains a plurality of discharge tubes.
Background
Current seal type carbon dioxide laser tube, the body is fired by extra hard glass material and is formed, by the innermost discharge tube, the centre is the water-cooled tube, outmost gas storage tube and muffler are constituteed, the muffler is used for connecting discharge tube and gas storage tube, be equipped with the electrode at discharge tube both ends, both ends mouth of pipe department is stained with holophote and output reflector, along with the extension of discharge tube, the corresponding increase of laser output power, but the discharge tube of overlength has increased the degree of difficulty when firing the tube, and extremely fragile in the installation transportation. Therefore, the laser tube which folds the discharge tube by adding two reflectors and links the light paths of a plurality of core tubes into a combined discharge light path through the reflectors so as to increase the power and reduce the length is produced.
The laser tube with the structure needs to be jointed with the light path by adjusting the reflector on the flange at the joint of each section of the combined discharge light path, and the flange corresponding to the reflector needs to be matched with the shape of the reflector lens; therefore, when the reflector is bonded, the flange needs to be repeatedly polished and corrected manually, so that the discharge tube and the light path of the discharge tube are corrected, the process needs skilled technical workers, and the working efficiency is low; excessive polishing of the flange can cause that the reflector cannot be matched with the corresponding flange, and the tube shell is directly scrapped. Therefore, the manufacturing cost of the tube shell is high, the production efficiency of the laser tube is low, and the laser tube is not beneficial to batch production.
Therefore, it is an urgent need to solve the problem of providing a sealed carbon dioxide laser tube with multiple discharge tubes.
Disclosure of Invention
In view of the above, the invention provides an easily-processed sealed-off carbon dioxide laser tube, which reduces the difficulty in firing tube shells, reduces the dependence on lamp technology, reduces the workload of polishing and correcting tube orifices before bonding lenses, improves the production efficiency, and reduces the difficulty in manually polishing and correcting flanges when bonding reflectors, thereby improving the production efficiency of laser tubes, and is suitable for batch production.
In order to realize the scheme, the invention adopts the following technical scheme:
an easily-processed sealed-off carbon dioxide laser tube comprises a gas storage tube and a core tube, wherein a plurality of core tubes are arranged in parallel and are positioned in the gas storage tube; the core tube comprises a discharge tube and a cooling water tube, and the cooling water tube is sleeved outside the discharge tube; electrodes are arranged at two ends of the discharge tube, flanges are processed at tube orifices at the two ends, and the two flanges are arranged in parallel and concentrically;
connecting the light paths of the core tubes into a combined discharge light path through a reflector; the flange at the head end of the combined discharge light path is provided with a total reflection mirror, the flange at the joint of each section of the combined discharge light path is provided with a reflection mirror through a mirror base to carry out light path connection, and the flange at the tail end of the combined discharge light path is provided with an output reflection mirror.
In the invention, the flanges positioned at the joint of each section of the combined discharge light path are connected with each other through the reflector arranged on the mirror base for light path connection, the mirror base is formed by machining, and the assembly precision of the mirror base, the reflector and the flange mounting surface can be ensured by high-precision machining; when firing the tube shell, need to guarantee that two orificial flanges in both ends of discharge tube are parallel and concentric setting for carry out a small amount of corrections of polishing and can rectify the combination light path that discharges, make the power and the facula of laser tube reach very good effect.
Preferably, in the easily-processed sealed carbon dioxide laser tube, two ends of the discharge tube are respectively communicated with the gas storage tube through a gas return tube.
Preferably, in the above easily-processed sealed carbon dioxide laser tube, the air return pipe is arranged outside the cooling water pipe and is arranged in a spiral shape.
Preferably, in the easily-processed sealed-off carbon dioxide laser tube, the cooling water pipe is connected with a water inlet nozzle and a water outlet nozzle, and the water inlet nozzle and the water outlet nozzle extend out of the gas storage tube.
Preferably, in the above easily-processed sealed-off carbon dioxide laser tube, the lens holder is formed by machining.
Preferably, in the above easily-processed sealed-off type carbon dioxide laser tube, the reflector, the total reflector and the output reflector intersect with an axis of the discharge tube, and the total reflector and the output reflector are perpendicular to the axis of the discharge tube.
Preferably, in the easily-processed sealed-off carbon dioxide laser tube, the total reflector is bonded and fixed to a flange located at the head end of the combined discharge light path, the reflector is bonded to the mirror base, and the output reflector is bonded to a flange located at the tail end of the combined discharge light path.
According to the technical scheme, compared with the prior art, the invention discloses the easily-processed sealed carbon dioxide laser tube, when the tube shell is fired, two flanges of tube openings at two ends of the discharge tube are required to be arranged in parallel and concentrically, so that a combined discharge light path can be corrected by performing a small amount of polishing correction, the flanges at the joint of each section of the combined discharge light path are provided with the reflectors through the mirror bases for light path connection, the mirror bases are formed by machining, the high-precision machining can ensure the assembly precision of the laser tube, the reflectors and the flange mounting surface, the power and light spots of the laser tube can achieve a very good effect, and the difficulty in manually polishing and correcting the flanges is reduced. Therefore, the production efficiency of the laser tube is improved, and the laser tube is suitable for batch production.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of the structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 taken along line A-A;
FIG. 3 is a schematic cross-sectional structure of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses an easily-processed sealed-off carbon dioxide laser tube, which comprises a gas storage tube 1 and two core tubes, wherein the two core tubes are arranged in parallel and are both positioned in the gas storage tube 1; the two core tubes are divided into a first core tube and a second core tube; the first core tube comprises a first discharge tube 2 and a first cooling water tube 3, the first cooling water tube 3 is sleeved outside the first discharge tube 2, the second core tube comprises a second discharge tube 4 and a second cooling water tube 5, and the second cooling water tube 5 is sleeved outside the second discharge tube 4.
A first electrode 6 and a second electrode 7 are respectively arranged at two ends of the first discharge tube 2, and a third electrode 8 and a fourth electrode 9 are respectively arranged at two ends of the second discharge tube 4; a first flange 10 is arranged on the pipe orifice of the first core pipe close to the first electrode 6, a second flange 11 is arranged on the pipe orifice close to the second electrode 7, and the first flange 10 and the second flange 11 are arranged in parallel and concentrically; and a third flange 12 is arranged on the pipe orifice of the second core pipe close to the third electrode 8, a fourth flange 13 is arranged on the pipe orifice close to the fourth electrode 9, and the third flange 12 and the fourth flange 13 are arranged in parallel and concentrically.
The optical paths of the first core tube and the second core tube are jointed into a combined discharge optical path through the first reflecting mirror 14 and the second reflecting mirror 15; a total reflector 16 is arranged on the third flange 12 positioned at the head end of the combined discharge light path; the second flange 11 and the fourth flange 13 which are positioned at the joint of the combined discharge light path are respectively provided with a first reflector 14 and a second reflector 15 through a first mirror seat 17 and a second mirror seat 18 for light path joint; an output mirror 19 is arranged on the first flange 10 at the tail end of the combined discharge light path.
The total reflection mirror 16, the second discharge tube 4, the second mirror 15, the first mirror 14, the first discharge tube 2 and the output mirror 19 form a resonant cavity.
In the invention, the flanges positioned at the joint of each section of the combined discharge light path are connected with each other through the reflector arranged on the mirror base for light path connection, the mirror base is formed by machining, and the assembly precision of the mirror base, the reflector and the flange mounting surface can be ensured by high-precision machining; when firing the tube shell, need to guarantee that two orificial flanges in both ends of discharge tube are parallel and concentric setting for carry out a small amount of corrections of polishing and can rectify the combination light path that discharges, make the power and the facula of laser tube reach very good effect.
In order to further optimize the technical scheme, two ends of the first discharge tube 2 are respectively communicated with the gas storage tube 1 through a first gas return tube 20 and a second gas return tube 21; the two ends of the second discharge tube 4 are respectively communicated with the gas storage tube 1 through a third gas return tube 22 and a fourth gas return tube 23.
In order to further optimize the above technical solution, the first air return pipe 20 and the second air return pipe 21 are disposed outside the first cooling water pipe 3, and the third air return pipe 22 and the fourth air return pipe 23 are disposed outside the second cooling water pipe 5, and are both disposed in a spiral shape.
In order to further optimize the technical scheme, the first cooling water pipe 3 is connected with a first water inlet nozzle 24 and a first water outlet nozzle 25, and the first water inlet nozzle 24 and the first water outlet nozzle 25 both extend out of the gas storage pipe 1; the second cooling water pipe 5 is connected with a second water inlet nozzle 26 and a second water outlet nozzle 27, and the second water inlet nozzle 26 and the second water outlet nozzle 27 both extend out of the air storage pipe 1.
In order to further optimize the above solution, both the first lens mount 17 and the second lens mount 18 are machined.
In order to further optimize the above technical solution, the first reflector 14, the output reflector 19 intersect the axis of the first discharge tube 2, and the output reflector 19 is perpendicular to the axis of the first discharge tube 2; the second reflector 15 and the total reflection mirror 16 intersect the axis of the second discharge tube 4, and the total reflection mirror 16 is perpendicular to the axis of the second discharge tube 4.
In order to further optimize the technical scheme, the total reflection mirror 16 is fixedly bonded to the third flange 12 positioned at the head end of the combined discharge light path, the first reflection mirror 14 is bonded to the first mirror base 17, the second reflection mirror 15 is bonded to the second mirror base 18, and the output reflection mirror 19 is bonded to the first flange 10 positioned at the tail end of the combined discharge light path.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The easy-to-process sealed-off carbon dioxide laser tube is characterized by comprising a gas storage tube and a core tube, wherein a plurality of core tubes are arranged in parallel and are positioned in the gas storage tube; the core tube comprises a discharge tube and a cooling water tube, and the cooling water tube is sleeved outside the discharge tube; electrodes are arranged at two ends of the discharge tube, flanges are processed at tube orifices at the two ends, and the two flanges are arranged in parallel and concentrically;
connecting the light paths of the core tubes into a combined discharge light path through a reflector; the flange at the head end of the combined discharge light path is provided with a total reflection mirror, the flange at the joint of each section of the combined discharge light path is provided with a reflection mirror through a mirror base to carry out light path connection, and the flange at the tail end of the combined discharge light path is provided with an output reflection mirror.
2. The easy-to-process sealed-off carbon dioxide laser tube as claimed in claim 1, wherein the two ends of the discharge tube are respectively connected to the gas storage tube through gas return tubes.
3. The easy-to-machine sealed carbon dioxide laser tube as claimed in claim 2, wherein the air return tube is disposed outside the cooling water tube and is disposed in a spiral shape.
4. The easy-to-process sealed-off carbon dioxide laser tube as claimed in claim 1, wherein the cooling water tube is connected with a water inlet nozzle and a water outlet nozzle, and the water inlet nozzle and the water outlet nozzle both extend out of the gas storage tube.
5. The easy-to-machine sealed-off carbon dioxide laser tube as claimed in claim 1, wherein the lens holder is machined.
6. The easy-to-process sealed-off type carbon dioxide laser tube according to claim 1, wherein the reflector, the total reflector and the output reflector intersect with an axis of the discharge tube, and the total reflector and the output reflector are perpendicular to the axis of the discharge tube.
7. The easy-to-machine sealed-off type carbon dioxide laser tube as claimed in claim 1, wherein the total reflection mirror is bonded and fixed to a flange at the head end of the combined discharge optical path, the reflection mirror is bonded to the mirror base, and the output reflection mirror is bonded and fixed to a flange at the tail end of the combined discharge optical path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110809451.XA CN113410733A (en) | 2021-07-17 | 2021-07-17 | Easily-processed sealed carbon dioxide laser tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110809451.XA CN113410733A (en) | 2021-07-17 | 2021-07-17 | Easily-processed sealed carbon dioxide laser tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113410733A true CN113410733A (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110809451.XA Pending CN113410733A (en) | 2021-07-17 | 2021-07-17 | Easily-processed sealed carbon dioxide laser tube |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU83159U1 (en) * | 2008-12-22 | 2009-05-20 | Открытое акционерное общество "Научно-исследовательский институт газоразрядных приборов "Плазма" (ОАО "Плазма") | GAS LASER WITH FOLDING RESONATOR |
| CN103227404A (en) * | 2013-04-15 | 2013-07-31 | 杭州华镭激光设备有限公司 | Multi-core carbon dioxide laser tube |
| CN204538459U (en) * | 2015-05-04 | 2015-08-05 | 北京镭海激光科技有限公司 | A kind of CO 2 laser tube |
| CN106253034A (en) * | 2016-09-23 | 2016-12-21 | 杭州华镭激光设备有限公司 | A kind of big pipe multi-core type CO 2 laser tube |
| CN216145895U (en) * | 2021-07-17 | 2022-03-29 | 北京镭海激光科技有限公司 | Easily-processed sealed carbon dioxide laser tube |
-
2021
- 2021-07-17 CN CN202110809451.XA patent/CN113410733A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU83159U1 (en) * | 2008-12-22 | 2009-05-20 | Открытое акционерное общество "Научно-исследовательский институт газоразрядных приборов "Плазма" (ОАО "Плазма") | GAS LASER WITH FOLDING RESONATOR |
| CN103227404A (en) * | 2013-04-15 | 2013-07-31 | 杭州华镭激光设备有限公司 | Multi-core carbon dioxide laser tube |
| CN204538459U (en) * | 2015-05-04 | 2015-08-05 | 北京镭海激光科技有限公司 | A kind of CO 2 laser tube |
| CN106253034A (en) * | 2016-09-23 | 2016-12-21 | 杭州华镭激光设备有限公司 | A kind of big pipe multi-core type CO 2 laser tube |
| CN216145895U (en) * | 2021-07-17 | 2022-03-29 | 北京镭海激光科技有限公司 | Easily-processed sealed carbon dioxide laser tube |
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