CN112821194A - High-performance linear laser - Google Patents
High-performance linear laser Download PDFInfo
- Publication number
- CN112821194A CN112821194A CN202110154831.4A CN202110154831A CN112821194A CN 112821194 A CN112821194 A CN 112821194A CN 202110154831 A CN202110154831 A CN 202110154831A CN 112821194 A CN112821194 A CN 112821194A
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- laser
- high performance
- electrode plate
- line laser
- emitting unit
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- 239000003292 glue Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000005304 optical glass Substances 0.000 claims description 3
- 238000004020 luminiscence type Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
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- 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
- H01S5/00—Semiconductor lasers
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
- H01S5/0085—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping for modulating the output, i.e. the laser beam is modulated outside the laser cavity
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Abstract
The invention discloses a high-performance linear laser, which comprises a shell, wherein the shell comprises a base and an upper cover which are fixedly connected, and a placing groove formed between the base and the upper cover, one end of the placing groove is provided with a front panel, the other end of the placing groove is provided with a fixing piece, a laser module is arranged on the fixing piece, the laser module comprises a light-emitting unit, a first plane-convex cylindrical mirror, a second plane-convex cylindrical mirror and a Bawell prism are sequentially arranged in the placing groove from the fixing piece to the front panel, and a window sheet is arranged on the fixing piece on a laser passing route. High laser stability.
Description
Technical Field
The invention belongs to the technical field of semiconductor lasers, and particularly relates to a high-performance linear laser.
Background
A word line laser is a laser that outputs in a word line. The word line laser is easily combined with various vision systems to realize various machine vision applications, such as wide application in three-dimensional scanning measurement, size detection, angle measurement, flatness, position welding, circuit board chip detection and the like to meet various requirements of customers. However, the common in the market today is a word line laser which has the disadvantages of large volume, low power, etc.
Therefore, in view of the above technical problems, it is necessary to provide a high performance word line laser.
Disclosure of Invention
The invention aims to provide a high-performance linear laser to solve the problems of large volume and large power consumption in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high performance word line laser, includes the shell, the shell includes fixed connection's base and upper cover to and the standing groove that forms between base and the upper cover, the one end of standing groove is provided with the front panel, the other end of standing groove is provided with the mounting, its characterized in that, be provided with the laser module on the mounting, the laser module includes luminescence unit, from mounting to the front panel orientation in the standing groove in proper order set gradually first plano-convex cylindrical mirror, second plano-convex cylindrical mirror and powell prism, it is provided with the window piece to lie in laser on the route on the mounting.
As a preferable technical scheme of the invention, the light-emitting unit comprises a mini-bar or a whole bar.
As a preferred embodiment of the present invention, the light emitting unit includes a single or a plurality of mini-bars or whole bars for forming a horizontal or vertical direction array.
As a preferred technical solution of the present invention, the laser module further includes a positive electrode plate and a negative electrode plate, and the positive electrode plate and the negative electrode plate are respectively and fixedly connected to the light emitting unit.
As a preferred technical solution of the present invention, the positive electrode plate and the negative electrode plate are fixedly connected to the fixing member by a mechanical screw.
As a preferable aspect of the present invention, the fixing member includes a heat sink.
As a preferred technical solution of the present invention, the base is provided with a mechanical screw for fixedly connecting the heat sink to the base.
As a preferable technical scheme of the invention, the window sheet comprises a window sheet made of optical glass, and an antireflection film suitable for the wavelength is plated on the window sheet.
As a preferable technical scheme of the invention, glue for sealing is arranged at the joint of the window sheet and the front panel.
Compared with the prior art, the invention has the beneficial effects that: the light emitted by the laser module is adjusted by the first plano-convex cylindrical mirror, the second plano-convex cylindrical mirror and the Bawell prism to form a very fine and uniform linear light, and the laser module has the advantages of reasonable structure, small volume, high laser power and high laser stability.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be 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 some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is an exploded view of the overall structure in one embodiment of the present application;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a light path diagram in an embodiment of the present application.
In the figure: 1. a base; 2. an upper cover; 3. a placement groove; 4. a front panel; 5. a fixing member; 6. a laser module; 7. a light emitting unit; 8. a first plano-convex cylindrical mirror; 9. a second plano-convex cylindrical mirror; 10. a Powell prism; 11. a window sheet; 12. a positive electrode plate; 13. a negative electrode plate; 14. a mechanical screw.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
As shown in fig. 1-3, a high performance linear laser, comprising a housing, the housing comprises a base 1 and an upper cover 2 fixedly connected to each other, and a placement groove 3 formed between the base 1 and the upper cover 2, one end of the placement groove 3 is provided with a front panel 4, the other end of the placement groove 3 is provided with a fixing member 5, the fixing member 5 is provided with a laser module 6, the laser module 6 comprises a light emitting unit 7, a first plano-convex cylindrical mirror 8, a second plano-convex cylindrical mirror 9 and a powell prism 10 are sequentially arranged in the placement groove 3 from the fixing member 5 to the front panel 4, wherein the first plano-convex cylindrical mirror 8 and the second plano-convex cylindrical mirror 9 are formed by slow-axis shaping and fast-axis shaping of a light beam emitted by the laser module 6, and then form a point light source to irradiate on the powell prism 10, and then the point light source is changed into a word line light beam through the powell prism 10 (as shown by, the window sheet 11 is arranged on the laser passing route of the fixing piece 5, and light emitted by the laser module 6 is adjusted by the first plano-convex cylindrical mirror 8, the second plano-convex cylindrical mirror 9 and the Powell prism 10 to form a very fine and uniform linear light.
The light-emitting unit 7 comprises a mini-bar or a whole bar, the specific model of the corresponding light-emitting unit 7 is selected according to the required power, and the mini-bar is cut, manufactured and packaged into a laser device by adopting the whole bar.
The light emitting unit 7 comprises a single or a plurality of mini-bars or whole bars used for forming a horizontal or vertical direction array, the light emitting unit 7 comprises a plurality of mini-bars or whole bars, the mini-bars or whole bars are arranged in the shell in a horizontal or vertical direction array, high power and high stability can be achieved, meanwhile, light beam shaping is carried out before the light emitting unit 7 is placed into the shell, therefore, light beams output by the light emitting unit 7 are guaranteed to be parallel to each other in a far field direction, the light emitting unit 7 is formed by the mini-bars or the whole bars, the highest light emitting power can be at least increased to 200W, and the power of the light emitting unit is obviously superior to that of a conventional laser.
The laser module 6 further comprises a positive electrode plate 12 and a negative electrode plate 13, the positive electrode plate 12 and the negative electrode plate 13 are respectively fixedly connected with the light-emitting unit 7, and the positive electrode plate 12 and the negative electrode plate 13 are respectively located at two ends of the light-emitting unit 7, so that the light-emitting unit 7 is powered to emit laser.
In order to stabilize the laser module 6 on the fixing member 5, the positive electrode plate 12 and the negative electrode plate 13 are fixedly connected to the fixing member 5 by the machine screw 14, thereby achieving a fixing effect.
In order to solve the heat dissipation of the laser module 6, the fixing member 5 includes a heat sink, the heat sink is used for dissipating heat of the laser module 6, and the heat sink is also connected with a power line and is electrically connected with the positive electrode plate 12 and the negative electrode plate 13 respectively.
Wherein, be provided with on base 1 and be used for heat sink fixed connection the mechanical screw 14 on base 1, play the effect with heat sink fixed connection on base 1 to the stability of the light source that laser module 6 launches has also been guaranteed.
The window sheet 11 includes a window sheet 11 made of optical glass, and the window sheet 11 is coated with an antireflection film adapted to the wavelength, so as to protect the powell prism 10 and allow the light beam to pass through.
Wherein, the junction of window piece 11 and front panel 4 is provided with the glue that is used for sealing, plays the effect of sealing connection window piece 11 and front panel 4 through glue to the space that makes in the standing groove 3 keeps dry and dustless, thereby the live time of extension equipment and the stability of guarantee laser.
The working principle of the present invention will be explained in detail below: firstly, manufacturing a plurality of whole bars into a light-emitting unit 7, or packaging a mini-bar manufactured by cutting the whole bars into a laser device, manufacturing a plurality of mini-bars into the light-emitting unit 7, and then manufacturing the light-emitting unit 7; secondly, shaping the light beam of the manufactured laser module 6; thirdly, fixing the laser module 6 with shaped light beam on a heat sink by using a mechanical screw 14; fourthly, the laser module 6 emits light, slow axis shaping is carried out through the first plano-convex cylindrical mirror 8, fast axis shaping is carried out through the second plano-convex cylindrical mirror 9, and the shaped light is emitted out of the Powell prism 10 to form a superfine and uniform linear light beam.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a high performance word line laser, includes the shell, the shell includes base (1) and upper cover (2) of fixed connection to and standing groove (3) that form between base (1) and upper cover (2), the one end of standing groove (3) is provided with front panel (4), the other end of standing groove (3) is provided with mounting (5), its characterized in that, be provided with laser module (6) on mounting (5), laser module (6) are including luminescence unit (7), first plano-convex cylindrical mirror (8), second plano-convex cylindrical mirror (9) and weibull prism (10) have set gradually in standing groove (3) from mounting (5) to front panel (4) direction, it is provided with window piece (11) on the laser passing route to lie in mounting (5).
2. A high performance, in-line laser as claimed in claim 1, wherein: the light-emitting unit (7) comprises a mini-bar or a whole bar.
3. A high performance, in-line laser as claimed in claim 2, wherein: the light emitting unit (7) includes a single or a plurality of mini-bars or whole bars for forming a horizontal or vertical direction array.
4. A high performance, in-line laser as claimed in claim 1, wherein: the laser module (6) further comprises a positive electrode plate (12) and a negative electrode plate (13), and the positive electrode plate (12) and the negative electrode plate (13) are respectively and fixedly connected with the light-emitting unit (7).
5. A high performance, in-line laser as claimed in claim 4, wherein: the positive electrode plate (12) and the negative electrode plate (13) are fixedly connected to the fixing piece (5) through a mechanical screw (14).
6. A high performance, in-line laser as claimed in claim 1, wherein: the fixture (5) comprises a heat sink.
7. A high performance, in-line laser as claimed in claim 6, wherein: the base (1) is provided with a mechanical screw (14) for fixedly connecting the heat sink to the base (1).
8. A high performance, in-line laser as claimed in claim 1, wherein: the window sheet (11) comprises a window sheet (11) made of optical glass, and the window sheet (11) is coated with a layer of anti-reflection film suitable for wavelength.
9. A high performance, in-line laser as claimed in claim 8, wherein: and glue for sealing is arranged at the joint of the window sheet (11) and the front panel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154831.4A CN112821194A (en) | 2021-02-04 | 2021-02-04 | High-performance linear laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154831.4A CN112821194A (en) | 2021-02-04 | 2021-02-04 | High-performance linear laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112821194A true CN112821194A (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110154831.4A Pending CN112821194A (en) | 2021-02-04 | 2021-02-04 | High-performance linear laser |
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| Country | Link |
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| CN (1) | CN112821194A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113922203A (en) * | 2021-09-29 | 2022-01-11 | 西安精英光电技术有限公司 | Line laser |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338934A (en) * | 2011-09-06 | 2012-02-01 | 湖北星业光电科技有限公司 | Linear beam laser system |
| CN104701731A (en) * | 2015-03-02 | 2015-06-10 | 无锡亮源激光技术有限公司 | High-power line laser system |
| CN204966954U (en) * | 2015-09-21 | 2016-01-13 | 无锡亮源激光技术有限公司 | High -power optic fibre coupled laser |
| CN110535024A (en) * | 2019-08-01 | 2019-12-03 | 无锡亮源激光技术有限公司 | Linear light spot output system |
| CN111458814A (en) * | 2020-05-19 | 2020-07-28 | 杭州一全光电有限公司 | Orthogonal coupling light path |
| CN211238806U (en) * | 2020-03-16 | 2020-08-11 | 西安精英光电技术有限公司 | Line type laser based on combination cylindrical mirror |
| CN214069084U (en) * | 2021-02-04 | 2021-08-27 | 无锡亮源激光技术有限公司 | High-performance linear laser |
-
2021
- 2021-02-04 CN CN202110154831.4A patent/CN112821194A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338934A (en) * | 2011-09-06 | 2012-02-01 | 湖北星业光电科技有限公司 | Linear beam laser system |
| CN104701731A (en) * | 2015-03-02 | 2015-06-10 | 无锡亮源激光技术有限公司 | High-power line laser system |
| CN204966954U (en) * | 2015-09-21 | 2016-01-13 | 无锡亮源激光技术有限公司 | High -power optic fibre coupled laser |
| CN110535024A (en) * | 2019-08-01 | 2019-12-03 | 无锡亮源激光技术有限公司 | Linear light spot output system |
| CN211238806U (en) * | 2020-03-16 | 2020-08-11 | 西安精英光电技术有限公司 | Line type laser based on combination cylindrical mirror |
| CN111458814A (en) * | 2020-05-19 | 2020-07-28 | 杭州一全光电有限公司 | Orthogonal coupling light path |
| CN214069084U (en) * | 2021-02-04 | 2021-08-27 | 无锡亮源激光技术有限公司 | High-performance linear laser |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113922203A (en) * | 2021-09-29 | 2022-01-11 | 西安精英光电技术有限公司 | Line laser |
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