CN218675536U - Lens compression 20W laser beam combining device - Google Patents
Lens compression 20W laser beam combining device Download PDFInfo
- Publication number
- CN218675536U CN218675536U CN202223336647.0U CN202223336647U CN218675536U CN 218675536 U CN218675536 U CN 218675536U CN 202223336647 U CN202223336647 U CN 202223336647U CN 218675536 U CN218675536 U CN 218675536U
- Authority
- CN
- China
- Prior art keywords
- lens
- laser
- laser beam
- beam combining
- combining device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Radiation-Therapy Devices (AREA)
Abstract
The utility model discloses a lens compression 20W laser closes and restraints device, comprising a main body, one side on main part top has the limiting plate through first fixed screw fixed mounting, and the opposite side on main part top has the lens to place the board through second fixed screw fixed mounting, and the top fixed mounting that the board was placed to the lens has a plurality of laser beam combining mechanism, and a plurality of laser beam combining mechanism all includes concave surface column mirror and laser diode, the utility model discloses lens compression 20W laser closes and restraints the device, through setting up individual laser beam combining mechanism, and laser passes through laser diode and produces, through concave surface column mirror, convex surface column mirror and speculum transmission back, forms high energy density facula through focus lens, and the interval between the laser that this laser beam combining device reflects diminishes, and then improves the energy intensity of the laser that laser beam combining device transmitted, reduces the laser facula diameter that laser beam combining device exported, improves the laser quality that laser beam combining device transmitted, improves the quality of producing preparation compression lens.
Description
Technical Field
The utility model relates to a laser beam combining device technical field specifically is lens compression 20W laser beam combining device.
Background
The lens need use laser beam combiner at the in-process of compression, laser beam combiner passes through optical reflection integration into with the laser that two bundles sent from the equidirectional laser of follow, just need use laser beam combiner when lens compression equipment needs red light location, when laser from lens compression laser pipe output laser, because the invisibility of laser, often need know laser focus point in which position to confirm the position of lens compression to the mistake, just need to utilize the effect of beam combiner on the visible laser beam combiner that the diode sent at this moment.
However, the conventional laser beam combining device has the following disadvantages:
the distance between the beams of the laser unit on the traditional laser beam combining device after the beams are collimated is too large, the laser energy density is small, the quality of the laser beams is poor, the precision of the processing technology of compressing the lens by the laser beams is easily reduced, and the quality of the compressed lens is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lens compression 20W laser closes a bundle device to solve the traditional laser that proposes in the above-mentioned background art and close the bundle device and go up the light beam of laser unit and pass through the interval between the collimation back light beam too big, laser energy intensity is less, leads to the laser beam quality variation, easily reduces the precision of laser beam to the processing technology of lens compression, influences the problem of the quality of lens after the compression.
In order to achieve the above object, the utility model provides a following technical scheme: lens compression W laser closes and restraints device, comprising a main body, there is the limiting plate one side on main part top through first fixed screw fixed mounting, the opposite side on main part top has the lens to place the board through second fixed screw fixed mounting, the top fixed mounting that the board was placed to the lens has a plurality of laser to close and constructs, a plurality of laser closes and restraints the mechanism and all includes concave surface cylinder and laser diode, the top of main part is equipped with the upper cover, the lens is placed the fixed surface of board and is installed the focusing lens who runs through the upper cover, one side fixed mounting that the board was placed to the lens is kept away from to the limiting plate has the circuit board, and laser is via focusing lens, and focusing lens utilizes the energy of laser beam to form the facula of high energy density.
Preferably, a laser diode pressing ring is fixedly mounted on one side of the concave cylindrical lens, an aspheric lens is mounted inside the laser diode pressing ring, a laser diode is fixedly mounted on one side of the aspheric lens, a convex cylindrical lens is arranged on one side, away from the laser diode pressing ring, of the concave cylindrical lens, a reflector is arranged on one side, away from the concave cylindrical lens, of the convex cylindrical lens, the laser diode works after being electrified as a light emitting source, laser emitted by the laser diode passes through the concave cylindrical lens, and after light parallel to a main optical axis of the concave cylindrical lens irradiates the concave cylindrical lens, the reflected light converges to a point, so the concave cylindrical lens has a converging effect on the light, the converged laser light passes through the convex cylindrical lens, and the diameter and the divergence angle of the laser beam can be changed by the convex cylindrical lens and the reflector.
Preferably, a plurality of the board fixed connection is all placed with the lens to the bottom of concave surface cylinder, the bottom of a plurality of convex surface cylinder and the bottom of a plurality of speculum, and the laser closes and restraints the mechanism and installs on the board is placed to the lens through concave surface cylinder, convex surface cylinder and speculum.
Preferably, the upper cover is connected with the main body in a clamping mode, the upper cover is clamped on the outer side of the main body and made of polytetrafluoroethylene materials, and the upper cover is protected from dust from the outer side of the main body.
Preferably, the inner diameters of the laser diode pressure rings are matched with the diameters of the laser diodes respectively.
Preferably, the center of gravity of the concave cylindrical mirror, the center of gravity of the convex cylindrical mirror and the center of gravity of the reflecting mirror are all located on the same straight line.
Preferably, a plurality of the reflecting mirrors are obliquely arranged.
Preferably, the widths of the plurality of concave surface cylindrical lenses are respectively equal to the widths of the plurality of convex surface cylindrical lenses.
Preferably, the heights of the concave cylindrical lenses, the heights of the convex cylindrical lenses and the heights of the reflectors are equal.
Compared with the prior art, the beneficial effects of the utility model are that: through setting up individual laser beam combining mechanism, laser passes through laser diode and produces, after concave surface cylinder, convex surface cylinder and speculum transmission, forms high energy density facula through focus lens, and the interval between the laser that this laser beam combining device reflects diminishes, and then improves the energy intensity of the laser that the laser beam combining device sent, reduces the laser facula diameter that the laser beam combining device was exported, improves the laser quality that the laser beam combining device sent, improves the quality of producing the compression lens.
Drawings
FIG. 1 is an exploded view of the present invention;
fig. 2 is a partial schematic view of the present invention.
In the figure: 1. a main body; 2. a limiting plate; 3. a circuit board; 4. a lens placing plate; 5. an upper cover; 6. a laser beam combining mechanism; 61. a laser diode; 62. a concave cylindrical mirror; 63. a laser diode ring; 64. a convex cylindrical lens; 65. a mirror; 66. an aspherical lens; 7. and a focusing lens.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Please refer to fig. 1-2, the utility model provides a lens compression 20W laser closes and restraints device, including main part 1, there is limiting plate 2 one side on 1 top of main part through first fixed screw fixed mounting, there is the lens to place board 4 the opposite side on 1 top of main part through second fixed screw fixed mounting, the top fixed mounting that board 4 was placed to the lens has a plurality of laser to close and restraints mechanism 6, a plurality of laser is closed and is restrainted mechanism 6 and all includes concave surface column mirror 62 and laser diode 61, the top of main part 1 is equipped with upper cover 5, the lens is placed the fixed surface of board 4 and is installed the focusing lens 7 that runs through upper cover 5, limiting plate 2 keeps away from one side fixed mounting that board 4 was placed to the lens and has circuit board 3, laser is via focusing lens 7, focusing lens 7 utilizes the energy of laser beam to form the facula of high energy density.
One side fixed mounting of concave surface post mirror 62 has laser diode clamping ring 63, the internally mounted of laser diode clamping ring 63 has aspheric lens 66, one side fixed mounting of aspheric lens 66 has laser diode 61, one side that concave surface post mirror 62 kept away from laser diode clamping ring 63 is equipped with convex surface post mirror 64, one side that concave surface post mirror 62 was kept away from to convex surface post mirror 64 is equipped with speculum 65, laser diode 61 is worked as the light-emitting source circular telegram back light-emitting, the laser that laser diode 61 launches passes through aspheric lens 66 and concave surface post mirror 62, the light that is on a parallel with concave surface post mirror 62 primary optical axis shoots on concave surface post mirror 62 after, reflected light has converged a bit, so concave surface post mirror 62 has the convergent effect to the light, the laser light after the convergence passes through convex surface post mirror 64, convex surface post mirror 64 and speculum 65 can change laser beam diameter and divergence angle.
The bottom of a plurality of concave surface column mirror 62, the bottom of a plurality of convex surface column mirror 64 and the bottom of a plurality of speculum 65 all place board 4 fixed connection with the lens, and the laser closes and restraints mechanism 6 and installs on the board 4 is placed to the lens through concave surface column mirror 62, convex surface column mirror 64 and speculum 65.
The upper cover 5 is connected with the main body 1 in a clamping mode, the upper cover 5 is clamped on the outer side of the main body 1, the upper cover 5 is made of polytetrafluoroethylene materials, and the upper cover 5 is protected from dust from the outer side of the main body 1.
The inner diameters of the laser diode compression rings 63 are respectively matched with the diameters of the laser diodes 61.
The center of gravity of the concave cylinder 62, the center of gravity of the convex cylinder 64, and the center of gravity of the mirror 65 are all located on the same line.
The plurality of mirrors 65 are all obliquely arranged.
The width of the concave lenticulars 62 is equal to the width of the convex lenticulars 64.
The heights of the concave cylindrical lenses 62, the heights of the convex cylindrical lenses 64 and the heights of the reflecting mirrors 65 are all equal.
When the embodiment of the application is used: the laser diode 61 is electrified as a light emitting source and then emits light to work, laser emitted by the laser diode 61 passes through the aspheric lens 66 and the concave cylindrical lens 62, light parallel to the main optical axis of the concave cylindrical lens 62 is emitted to the concave cylindrical lens 62, and reflected light converges to a point, so the concave cylindrical lens 62 has a converging effect on the light, the converged laser passes through the convex cylindrical lens 64, the diameter and the divergence angle of the laser beam can be changed by the convex cylindrical lens 64 and the reflecting lens 65, the laser passes through the focusing lens 7, and the focusing lens 7 forms a light spot with high energy density by using the energy of the laser beam.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. Lens compression 20W laser beam combining device includes main part (1), its characterized in that: one side on main part (1) top has limiting plate (2) through first fixed screw fixed mounting, the opposite side on main part (1) top has the lens to place board (4) through second fixed screw fixed mounting, the top fixed mounting that board (4) were placed to the lens has a plurality of laser to close mechanism (6), a plurality of laser closes mechanism (6) and all includes concave surface column mirror (62) and laser diode (61), the top of main part (1) is equipped with upper cover (5), the surface fixed mounting that board (4) were placed to the lens has focusing lens (7) that runs through upper cover (5), limiting plate (2) are kept away from one side fixed mounting that the lens placed board (4) has circuit board (3).
2. The lens compression 20W laser beam combining device of claim 1, wherein: one side fixed mounting of concave surface cylinder (62) has laser diode clamping ring (63), the internally mounted of laser diode clamping ring (63) has aspherical lens (66), one side fixed mounting of aspherical lens (66) has laser diode (61), one side that laser diode clamping ring (63) was kept away from in concave surface cylinder (62) is equipped with convex surface cylinder (64), one side that concave surface cylinder (62) was kept away from in convex surface cylinder (64) is equipped with speculum (65).
3. The lens compression 20W laser beam combining device of claim 2, wherein: the bottom ends of the concave cylindrical lenses (62), the bottom ends of the convex cylindrical lenses (64) and the bottom ends of the reflecting lenses (65) are fixedly connected with the lens placing plate (4).
4. The lens compression 20W laser beam combining device of claim 1, wherein: the upper cover (5) is connected with the main body (1) in a clamping manner.
5. The lens compression 20W laser beam combining device of claim 2, wherein: the inner diameters of the laser diode compression rings (63) are matched with the diameters of the laser diodes (61) respectively.
6. The lens compression 20W laser beam combining device of claim 2, wherein: the gravity center of the concave cylindrical lens (62), the gravity center of the convex cylindrical lens (64) and the gravity center of the reflector (65) are all located on the same straight line.
7. The lens compression 20W laser beam combining device of claim 2, wherein: the plurality of reflectors (65) are all obliquely arranged.
8. The lens compression 20W laser beam combining device of claim 2, wherein: the widths of the concave cylindrical lenses (62) are respectively equal to the widths of the convex cylindrical lenses (64).
9. The lens compression 20W laser beam combining device of claim 2, wherein: the heights of the concave cylindrical lenses (62), the heights of the convex cylindrical lenses (64) and the heights of the reflecting mirrors (65) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223336647.0U CN218675536U (en) | 2022-12-14 | 2022-12-14 | Lens compression 20W laser beam combining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223336647.0U CN218675536U (en) | 2022-12-14 | 2022-12-14 | Lens compression 20W laser beam combining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218675536U true CN218675536U (en) | 2023-03-21 |
Family
ID=85550196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223336647.0U Active CN218675536U (en) | 2022-12-14 | 2022-12-14 | Lens compression 20W laser beam combining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218675536U (en) |
-
2022
- 2022-12-14 CN CN202223336647.0U patent/CN218675536U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6937791B2 (en) | Optical coupling apparatus and method | |
| EP1333308A3 (en) | Compact illumination system and projection display device employing the same | |
| US11635604B2 (en) | Luminous flux collector for directing light into a light-diffusing fiber | |
| CN116169563A (en) | Laser device combining polarization beam combination and bidirectional shaping | |
| CN218675536U (en) | Lens compression 20W laser beam combining device | |
| CN110635354A (en) | TO-packaging-based optical fiber coupling semiconductor laser module with green light single tube | |
| CN112394606B (en) | Light source device and projection system | |
| CN100456070C (en) | Optical fibre coupling device of multiple beam laser concave surface reflecting mirror | |
| CN101561558B (en) | Reshaping device for semiconductor laser diode array pumping | |
| CN115693382A (en) | Optical fiber beam combining element for multi-tube-core coupling device and using method thereof | |
| CN215641912U (en) | Diaphragm and laser | |
| CN113732423B (en) | Self-adaptive laser soldering device based on size of bonding pad and welding method | |
| CN218675537U (en) | Lens compression 40W laser beam combining device | |
| CN102748617A (en) | Reverse Cassegrain type LED uniform-light illumination system | |
| CN219041023U (en) | Multi-laser tube combined laser light path | |
| CN214673442U (en) | Optical fiber compression light-combining carving laser | |
| CN105676598A (en) | Light collection lens, exposure optical system, exposure head and exposure device | |
| CN221080627U (en) | Laser beam combining device based on bidirectional beam shaping | |
| CN105527227A (en) | Integrated dual-light-source seat applicable to roadside respiratory zone air quality on-line monitoring system | |
| CN205563074U (en) | Light collection device lens, exposure optical system , photohead and exposure device | |
| CN211717443U (en) | Lens device and laser projection device | |
| CN212784186U (en) | Light source processing device and laser | |
| CN206135204U (en) | Laser instrument beam combining device | |
| CN221080626U (en) | Laser device combining polarization beam combination and bidirectional shaping | |
| CN213341080U (en) | Semiconductor laser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |