CN101859977B - Fine adjustment lens bracket used for laser - Google Patents
Fine adjustment lens bracket used for laser Download PDFInfo
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- CN101859977B CN101859977B CN201010202026A CN201010202026A CN101859977B CN 101859977 B CN101859977 B CN 101859977B CN 201010202026 A CN201010202026 A CN 201010202026A CN 201010202026 A CN201010202026 A CN 201010202026A CN 101859977 B CN101859977 B CN 101859977B
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Abstract
The invention relates to a lens bracket, in particular to a fine adjustment lens bracket used for a laser. The fine adjustment lens bracket comprises a lens frame, a lens seat and an adjustment screw, and is characterized in that the lens frame consists of a flange and a lens mounting seat with spherical appearance; the lens seat is provided with lens frame mounting holes matched with the lens frame; the lens frame mounting holes comprise a first mounting hole matched with the flange and a second mounting hole matched with the lens mounting seat; the first mounting hole is in clearance fit with the flange; the second mounting hole is a conical hole and is connected with the outer spherical surface of the lens mounting seat to form line-surface matching; and the adjustment screw passes through a through hole in the lens seat to be connected with the flange through thread and is hinged with the front end of the through hole in the lens seat. The invention aims to design the fine adjustment lens bracket capable of stably arranging the lens and keeping the installation position free from the influence of thermal expansion and cold shrinkage. Compared with the prior art, the fine adjustment lens bracket has the advantages of large adjustment angle, convenient adjustment, good heat dissipation effect, high installation stability and the like.
Description
Technical field
The present invention relates to a kind of mirror holder, particularly a kind of fine adjustment lens bracket that is used on the laser.
Background technology
At present; End-face pump solid laser comprises pumping source, resonant cavity, gain media, and wherein, resonant cavity mainly is made up of plane total reflective mirror, output coupling mirror; Because little, the compact conformation of end-face pump solid laser volume; Therefore most of end-face pump solid laser generally adopts spring to add screw-rod structure on mirror holder to the adjusting of each eyeglass in the laser to finely tune, this adjustment mirror holder comprise " L " type inching frame, picture frame, about adjust screw, screw and some back-moving springs are adjusted in pitching, the corner and the picture frame of " L " type inching frame are hinged; About the adjustment screw be threaded with horizontal adjustment support in " L " type inching frame; About adjustment screw tail end withstand on the picture frame, pitching adjustment screw is threaded with vertical adjustment support in " L " type inching frame, pitching is adjusted the screw tail end and is also withstood on the picture frame; Back-moving spring is located between " L " type inching frame and the picture frame, and eyeglass is installed in the picture frame.The mirror holder volume of this structure is little, easy to adjust, yet in industrial products, because environment for use is poor; The temperature difference is also bigger, and mirror holder can not directly be fixed in the light path again, and need be fixed on earlier on the fishplate bar; Just can be fixed on the light path pedestal then; Thereby the influence of being expanded with heat and contract with cold is more obvious, thereby can change the deformation quantity of back-moving spring, makes the laser resonance cavity mistuning.
In the end-face pump solid laser of folded form structure; Its overall structure is comparatively compact, but its optical element is comparatively complicated, the imbalance less stable; When in the laser of this cavity resonator structure, using spring to add the inching frame of screw-rod structure; Can make laser unstable more, influence the stability of laser output power, not even bright dipping when serious.
The end-face pump solid laser of the average cavity configuration of ordinary straight line style; Structure is comparatively simple and practical, good beam quality, but owing to pump light can not be absorbed by working-laser material fully; Therefore unabsorbed pump light will be exported mirror holder by directive; Thermal deformation takes place to the output mirror holder in the irradiation of absorptive pumping light owing to receiving not, and laser is lacked of proper care influences the stability of laser, if the inching frame that in laser, uses spring to add screw-rod structure will make laser unstable more.
Summary of the invention
The objective of the invention is to design and a kind ofly can make the eyeglass stable installation, the installation site is not affected by thermal expansion and contraction is used for the fine adjustment lens bracket on the laser.
In order to achieve the above object; The present invention adopts following technical solution: a kind of fine adjustment lens bracket that is used on the laser; It comprises picture frame, microscope base and adjustment screw, it is characterized in that described picture frame is that the lens mounting stand of sphere constitutes by flange and profile, and microscope base is provided with the picture frame installing hole that matches with picture frame; Described picture frame installing hole comprises first installing hole that matches with flange and second installing hole that matches with lens mounting stand; First installing hole and flange matched in clearance, second installing hole are a taper hole, and the profile sphere of second installing hole and lens mounting stand constitutes the line face and is connected; The through hole that the adjustment screw passes in the microscope base is threaded with flange, and the through hole front end in adjustment screw and the microscope base is hinged.
Through hole front end in described adjustment screw and the microscope base is hinged and is made up of the taper counterbore and the ball pad that are located at the through hole front end, and the adjustment screw is connected through the line face between ball pad and the taper counterbore, makes the fine-tuning rotation of adjustment screw.
Described adjustment screw is located on four the adjustment points in flange upper and lower, left and right.
Described picture frame also comprises eyeglass installing hole, gasket ring and binding ring; Binding ring is connected with the flange thread in inner cavity; The eyeglass installing hole is used to settle eyeglass, and eyeglass one side abuts against on the seam of installing hole, and the eyeglass opposite side is fixed eyeglass through gasket ring by binding ring.
Because picture frame all is that the line face cooperates connection with microscope base respectively with the adjustment screw; Picture frame can carry out corresponding flexible rotation with the adjustment screw in trim process; In the process of fine setting, also be fixation procedure simultaneously; Therefore it is not affected by thermal expansion and contraction, and has improved the stability of eyeglass installation site greatly, thereby can effectively improve the stability of laser.
Description of drawings
Fig. 1 partly cuts open perspective view for the present embodiment fine adjustment lens bracket.
Fig. 2 is the assembled view of picture frame modular construction in the present embodiment.
Fig. 3 is the assembled view of microscope base modular construction in the present embodiment.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is described further.
As shown in Figure 1, present embodiment comprises picture frame, microscope base 1 and adjustment screw 4, and is as shown in Figure 3; Described picture frame is that the lens mounting stand 3 of sphere constitutes by flange 6 and profile, and as shown in Figure 1 again, described picture frame also comprises eyeglass installing hole 14, gasket ring 8 and binding ring 7; Binding ring 7 is connected with flange 6 thread in inner cavity; Eyeglass installing hole 14 is used to settle eyeglass 2, and eyeglass 2 one sides abut against on the seam of eyeglass installing hole 14, and eyeglass 2 opposite sides are fixed eyeglass 2 through gasket ring 8 by binding ring 7.
As shown in Figure 2; Microscope base 1 is provided with the picture frame installing hole that matches with picture frame; Second installing hole, 10, the first installing holes 9 and flange 6 matched in clearance that described picture frame installing hole comprises first installing hole 9 that matches with flange and matches with lens mounting stand 3, second installing hole 10 is a taper hole; Second installing hole 10 is connected with the profile sphere formation line face of lens mounting stand 3; Make the fine-tuning rotation of coupling mirror picture frame, the through hole 11 that adjustment screw 4 passes in the microscope base is threaded with screwed hole 15 on the flange, and through hole 11 front ends in adjustment screw 4 and the microscope base are hinged.
Fig. 2, shown in Figure 1 for another example; Through hole 11 front ends in described adjustment screw 4 and the microscope base are hinged and are made up of taper counterbore that is located at the through hole front end 12 and ball pad 5; As shown in Figure 1; Adjustment screw 4 is connected through the line face between ball pad 5 and the taper counterbore 12, makes the 4 fine-tuning rotations of adjustment screw.
As shown in Figure 3, described adjustment screw 4 is located on four the adjustment points 13 in flange upper and lower, left and right.
Present embodiment adjustment mirror holder is regulated when using, and is divided into coarse adjustment and fine tuning two parts.
Coarse adjustment is to be fixed the eyeglass picture frame of packing into by gasket ring and binding ring; Picture frame is connected on the microscope base 1 by upper and lower, left and right four adjustment screw 4; Slowly screw four when adjusting screw; Keep picture frame plane and microscope base front-back to parallel, so that in the fine tuning process, reduce regulated quantity as far as possible.After coarse adjustment mixes up, microscope base is fixed in the light path, the microscope base fixing hole is an oblong; Can slide so that satisfy the needs of front and back inching front and back; After microscope base fixes, carefully regulate four adjustment in upper and lower, left and right screw, can reach the purpose of regulating the eyeglass pitching and the left and right sides amplitude of oscillation.
When going up the adjustment screw when screwing, the angle of depression that can increase eyeglass; When screwing down the adjustment screw, the elevation angle that can increase eyeglass; When screwing left side adjustment screw, make the eyeglass pendulum of turning left; When screwing right adjustment screw, make the eyeglass pendulum of turning right; Adjust the demand that screws can satisfy adjusting through regulating four, in the adjustment screw was screwed the process of regulating, picture frame also progressively firmly was fixed on the microscope base, therefore, also is fixation process in the time of adjustment process simultaneously.
In sum, the present invention compared with prior art has the following advantages:
1, adjusting angle is big.Because picture frame all is that the line face cooperates connection with microscope base respectively with the adjustment screw, can reach the adjusting of wide-angle.
2, easy to adjust.The adjustment screw is uniformly distributed in around the picture frame; Unaffected when regulating the screw of one of them direction to the another one direction; Adjustment process is fixation procedure; After mixing up, also needed to transfer in addition lock-screw and adjust mirror holder in the past, and when screwing lock-screw, be easy to destroy the structure that mixed up originally, thereby adjustment is brought inconvenience.
3, good heat dissipation effect.Because picture frame cooperates connection with microscope base line face, contact-making surface is big, has improved radiating effect.
4, stable installation property is good.Owing to adopt the fixing mode of screw adjusted, ensured the stable of mirror holder.
5, guaranteed the stability of laser performance.Because the eyeglass installation site is stable, is expanded with heat and contract with cold and that deformation takes place is very little, thereby can effectively be improved the stability of laser.
Claims (3)
1. fine adjustment lens bracket that is used on the laser; It comprises picture frame, microscope base (1) and adjustment screw (4); It is characterized in that described picture frame is lens mounting stand (3) formation of sphere by flange (6) and profile, microscope base (1) is provided with the picture frame installing hole that matches with picture frame, and described picture frame installing hole comprises first installing hole (9) that matches with flange and second installing hole (10) that matches with lens mounting stand (3); First installing hole (9) and flange (6) matched in clearance; Second installing hole (10) is a taper hole, and second installing hole (10) is connected with the profile sphere formation line face of lens mounting stand, and the through hole (11) that adjustment screw (4) passes in the microscope base is threaded with flange; Through hole (11) front end in adjustment screw (4) and the microscope base is hinged; Saidly hingedly be made up of the taper counterbore (12) that is located at the through hole front end and ball pad (5), adjustment screw (4) is connected through the line face between ball pad (5) and the taper counterbore (12), makes to adjust the fine-tuning rotation of screw (4).
2. a kind of fine adjustment lens bracket that is used on the laser according to claim 1 is characterized in that described adjustment screw (4) is located on flange upper and lower, left and right four adjustment points (13).
3. a kind of fine adjustment lens bracket that is used on the laser according to claim 2; It is characterized in that described picture frame also comprises eyeglass installing hole (14), gasket ring (8) and binding ring (7); Binding ring (7) is connected with flange (6) thread in inner cavity; Eyeglass installing hole (14) is used to settle eyeglass (2), and eyeglass (2) one sides abut against on the seam of eyeglass installing hole (14), and eyeglass (2) opposite side is fixed eyeglass (2) through gasket ring (8) by binding ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010202026A CN101859977B (en) | 2010-06-12 | 2010-06-12 | Fine adjustment lens bracket used for laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010202026A CN101859977B (en) | 2010-06-12 | 2010-06-12 | Fine adjustment lens bracket used for laser |
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| Publication Number | Publication Date |
|---|---|
| CN101859977A CN101859977A (en) | 2010-10-13 |
| CN101859977B true CN101859977B (en) | 2012-10-03 |
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| CN201010202026A Active CN101859977B (en) | 2010-06-12 | 2010-06-12 | Fine adjustment lens bracket used for laser |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244734A (en) * | 2015-11-02 | 2016-01-13 | 武汉斯利沃激光器技术有限公司 | Novel trimmer of laser lens and carbon dioxide laser |
| CN108346962B (en) * | 2018-05-15 | 2023-10-31 | 中国科学院合肥物质科学研究院 | Laser optical lens adjusting bracket |
| CN108512018A (en) * | 2018-05-30 | 2018-09-07 | 武汉华日精密激光股份有限公司 | A kind of adjustable mirror holder for solid-state laser |
| CN115877543B (en) * | 2023-02-08 | 2023-06-20 | 中国科学院长春光学精密机械与物理研究所 | Optical cavity mirror installation adjusting mechanism and installation method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201797228U (en) * | 2010-06-12 | 2011-04-13 | 浙江嘉泰激光科技有限公司 | Micro-adjustment lens holder used for laser |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4294806B2 (en) * | 1999-08-23 | 2009-07-15 | 株式会社Ｉｈｉ | Optical element angle adjustment device for optical equipment |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201797228U (en) * | 2010-06-12 | 2011-04-13 | 浙江嘉泰激光科技有限公司 | Micro-adjustment lens holder used for laser |
Non-Patent Citations (1)
| Title |
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| JP特开2001-59928A 2001.03.06 |
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| CN101859977A (en) | 2010-10-13 |
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Address after: 325000 No. fourteen, No. 466 Binhai Road, Wenzhou economic and Technological Development Zone, Zhejiang, China Patentee after: ZHEJIANG JIATAI LASER TECHNOLOGY CO., LTD. Address before: Jiao Feng Road Lucheng District of Wenzhou City, Zhejiang Province, No. 108 325000 Patentee before: ZHEJIANG JIATAI LASER SCIENCE & TECHNOLOGY CO., LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fine adjustment lens bracket used for laser Effective date of registration: 20200325 Granted publication date: 20121003 Pledgee: China Minsheng Banking Corp Wenzhou branch Pledgor: ZHEJIANG JIATAI LASER TECHNOLOGY Co.,Ltd. Registration number: Y2020330000121 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |