CN113126226A - Integrated precise optical lens frame capable of adjusting laser beam - Google Patents
Integrated precise optical lens frame capable of adjusting laser beam Download PDFInfo
- Publication number
- CN113126226A CN113126226A CN202110390039.9A CN202110390039A CN113126226A CN 113126226 A CN113126226 A CN 113126226A CN 202110390039 A CN202110390039 A CN 202110390039A CN 113126226 A CN113126226 A CN 113126226A
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- China
- Prior art keywords
- lens barrel
- lens
- hole
- main body
- holder
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/022—Mountings, adjusting means, or light-tight connections, for optical elements for lenses lens and mount having complementary engagement means, e.g. screw/thread
Abstract
The invention belongs to the technical field of optical experimental equipment, in particular to an integrated precise optical lens frame capable of adjusting laser beams, which comprises a base, wherein an installation plate is integrally arranged on the upper surface of the base, a lens cone frame through hole is arranged on the installation plate, a lens cone frame main body is arranged in the lens cone frame through hole, a bulge at the rear end of the lens cone frame main body is contacted with the rear wall of the installation plate, the front end of the lens cone frame main body penetrates through the lens cone frame through hole to be connected with a lens cone frame fixing ring, the position limitation of the lens cone frame main body is realized through the lens cone frame fixing ring and the bulge at the rear end of the lens cone frame main body, the lens cone main body is movably arranged in the lens cone frame main body, an optical element is arranged in the lens cone main body, the base and the installation plate are integrally formed, and the deformation caused by uneven contact stress, and simultaneously, the material is ensured to be minimally influenced by the change of the external temperature.
Description
Technical Field
The invention belongs to the technical field of optical experimental equipment, and particularly relates to an integrated precise optical lens frame capable of adjusting laser beams.
Background
In various experiments involving optics, various lenses with different focal lengths are required to focus, expand, transmit, split, adjust the azimuth angle with high precision, and the like. Various optical elements are fixed on optical frame with different types, and the azimuth angle of the optical elements is further adjusted by adjusting the optical frame, so as to transform the laser beam. In various optical laboratories and opto-mechanical assemblies, various optical mounts were mounted on optical platforms spaced 25mm apart in an M6 array of holes to establish stable beam switching for precision optical experimental verification. In scientific experiment verification or a precise optical system, M6 array holes with fixed intervals on an optical platform provide an effective reference system for laser beam transformation, laser beam transmission distance can be effectively and conveniently estimated by accurately controlling the laser beam and transmitting the laser beam along the center of the array hole, and then properties including laser beam waist spots, divergence angles and the like can be calculated, so that beam transformation operations such as beam interference, beam coupling, mode matching and the like can be performed. The performance of the optical frame directly affects the precision and stability of optical experiments, and particularly in some precise optical experiments, the operation of mode matching between a light beam and an optical cavity needs to be accurately performed, the long-term stability of the optical frame depends on the stability of the laser beam in a light path, namely the stability of the optical frame, and the system construction and maintenance of the optical frame also depend on the operability of the optical frame. The traditional optical lens frame consists of a presser foot, a base, a lens barrel, a support rod, a lens frame seat and other multi-part separated components, is fixed by multi-stage screws, and needs to be assembled and used in the using process, so that the operation is complicated; when the factors such as external temperature and the like of the traditional spectacle frame change, the factors such as stress, expansion coefficient and the like among multiple components are different, so that the defects of poor stability of an optical experiment, poor interference resistance, frequent adjustment of an optical path and the like exist. With the continuous improvement of the requirements on the complexity, stability, precision, integration, convenience in maintenance and the like of an optical system, it is particularly important to design an integrated precise optical lens frame which is high in stability, high in precision adjustment, convenient to use and small in occupied area and can adjust laser beams.
Disclosure of Invention
The present invention addresses the above-mentioned problems by providing an integrated precision optical lens frame that can adjust the laser beam.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an integrated accurate optical lens mirror holder of adjustable laser beam, includes the base the upper surface an organic whole of base is provided with the mounting panel be provided with lens cone frame through-hole on the mounting panel install lens cone frame main part in the lens cone frame through-hole, the arch of lens cone frame main part rear end and the back wall contact of mounting panel, the front end of lens cone frame main part passes lens cone frame through-hole and is connected with lens cone frame retainer plate, through lens cone frame retainer plate realizes jointly with the arch of lens cone frame main part rear end spacing to lens cone frame main part inside activity is provided with lens cone main part internally mounted has optical element.
Further, both sides all are provided with the fillet shrinkage pool around the base for the installation fixing bolt, just the bore of fillet shrinkage pool is the same with optical platform's aperture.
Still further, the middle part of the lower surface of the base is provided with a stabilizing groove to enhance the stability of the base.
Furthermore, a round corner is arranged on the side edge of the base, so that the base is prevented from contacting with a device, and meanwhile, experimenters are prevented from being scratched.
Furthermore, the left side and the right side of the bottom of the mounting plate are inwards concave to form a rectangular presser foot groove, so that the mirror bracket is fixed transversely.
Further, the upper surface of mounting panel is provided with indulges and transfers the screw hole indulge and transfer the threaded hole in be provided with and indulge and transfer the screw hole one of them side of mounting panel is provided with violently transfers the screw hole violently transfer threaded hole in be provided with violently transfer the screw, indulge and transfer the screw hole with violently transfer the screw hole and all communicate with lens cone frame through-hole the medial surface of lens cone frame through-hole is provided with two spring card grooves, two install the spring leaf jointly in the spring card groove, the spring leaf is diagonal angle setting with indulge and transfer the screw hole with violently to the regulation to lens cone frame main part position is realized through the common cooperation of spring leaf, indulge and transfer the.
Furthermore, a longitudinal pressing sheet and a transverse pressing sheet corresponding to the longitudinal adjusting threaded hole and the transverse adjusting threaded hole are arranged on the lens cone frame main body so as to conveniently fix the lens cone frame main body.
Furthermore, a first lens cone fixing thread through hole is formed in the lens cone frame fixing ring, a second lens cone fixing thread through hole corresponding to the first lens cone fixing thread through hole is formed in the front end of the lens cone frame main body, fixing screws are jointly arranged in the first lens cone fixing thread through hole and the second lens cone fixing thread through hole to fix the lens cone main body, a third lens cone fixing thread through hole is formed in the rear end of the lens cone frame main body, and a fixing screw is arranged in the third lens cone fixing thread through hole and used for fixing the lens cone main body.
Furthermore, three lens cone frame fixing thread through holes are uniformly arranged on the lens cone frame fixing ring in a circumferential manner, and fixing screws are arranged in the lens cone frame fixing thread through holes so as to realize the fixed connection between the lens cone frame fixing ring and the lens cone frame main body.
Furthermore, a baffle ring is integrally arranged at the front end of the lens cone body, a lens pressing ring is in threaded connection with the inside of the lens cone body, the limiting of an optical element inside the lens cone body is realized through the baffle ring and the lens pressing ring, and a caliper groove is arranged on the rear end face of the lens pressing ring and used for being connected with a caliper so as to be convenient for screwing and pressing the lens ring.
Compared with the prior art, the invention has the following advantages:
1. the base and the mounting plate are integrally formed, so that the deformation caused by uneven contact stress generated by the traditional separated mirror bracket is avoided, and the minimum change of the material caused by the external temperature is ensured;
2. the aperture of the round-corner concave hole is matched with the aperture of the optical platform, and the round-corner concave hole can be screwed in perfectly by using a screw without errors caused by additional adjustment;
3. the invention has the advantages of small volume, simple processing technology, suitability for batch processing, low manufacturing cost and short processing period, and can be applied to experimental environments with different requirements through different selected materials.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the construction of the base and mounting plate of the present invention;
FIG. 4 is a schematic structural diagram of a lens barrel body according to the present invention;
FIG. 5 is a schematic view of the structure of the lens pressing ring of the present invention;
in the figure, a base-1, a mounting plate-2, a lens cone frame through hole-3, a lens cone frame main body-4, a lens cone frame fixing ring-5, a lens cone main body-6, a round-angle concave hole-7, a stabilizing groove-8, a rectangular presser foot groove-9, a longitudinal adjusting threaded hole-10, a longitudinal adjusting screw-11, a transverse adjusting threaded hole-12, a transverse adjusting screw-13, a spring clamping groove-14, a spring piece-15, a longitudinal pressing piece-16, a transverse pressing piece-17, a first lens cone fixing threaded through hole-18, a second lens cone fixing threaded through hole-19, a third lens cone fixing threaded through hole-20, a lens cone frame fixing threaded through hole-21, a baffle ring-22, a lens pressing ring-23 and a caliper groove-24.
Detailed Description
In order to further illustrate the technical solution of the present invention, the present invention is further illustrated by the following examples.
As shown in fig. 1 to 5, an integrated precision optical lens frame capable of adjusting laser beams comprises a base 1, wherein round corners are arranged on the side edges of the base 1 to avoid the contact between the base 1 and devices and simultaneously prevent the experimenter from being scratched, round corner concave holes 7 are arranged on the front side and the rear side of the base 1 and used for installing fixing bolts, the caliber of each round corner concave hole 7 is the same as that of an optical platform, a stabilizing groove 8 is arranged in the middle of the lower surface of the base 1 to enhance the stability of the base 1, the left side and the right side of the bottom of a mounting plate 2 are inwards concave to form a rectangular presser foot groove 9 so as to fix the frame transversely, a mounting plate 2 is integrally arranged on the upper surface of the base 1, a lens barrel frame through hole 3 is arranged on the mounting plate 2, a longitudinal adjusting threaded hole 10 is arranged on the upper surface of the mounting plate 2, and a longitudinal adjusting screw 11 is arranged in, a transverse adjusting threaded hole 12 is formed in one side face of the mounting plate 2, a transverse adjusting screw 13 is arranged in the transverse adjusting threaded hole 12, the longitudinal adjusting threaded hole 10 and the transverse adjusting threaded hole 12 are communicated with the lens cone frame through hole 3, two spring clamping grooves 14 are formed in the inner side face of the lens cone frame through hole 3, spring pieces 15 are jointly installed in the two spring clamping grooves 14, the spring pieces 15 are diagonally arranged with the longitudinal adjusting threaded hole 10 and the transverse adjusting threaded hole 12 so as to realize the position adjustment of the lens cone frame main body 4 through the joint matching of the spring pieces 15, the longitudinal adjusting screw 11 and the transverse adjusting screw 13, the lens cone frame main body 4 is installed in the lens cone frame through hole 3, a longitudinal pressing piece 16 and a transverse pressing piece 17 corresponding to the longitudinal adjusting threaded hole 10 and the transverse adjusting threaded hole 12 are arranged on the lens cone frame main body 4 so as to conveniently fix the lens cone frame main body 4, and a bulge at the rear end of the lens cone frame main body 4 is in contact with the rear, the front end of the lens barrel frame main body 4 penetrates through the lens barrel frame through hole 3 to be connected with a lens barrel frame fixing ring 5, three lens barrel frame fixing thread through holes 21 are uniformly arranged on the lens barrel frame fixing ring 5 in a circumferential manner, fixing screws are arranged in the lens barrel frame fixing thread through holes 21 to realize the fixed connection between the lens barrel frame fixing ring 5 and the lens barrel frame main body 4, the lens barrel frame main body 4 is limited by the lens barrel frame fixing ring 5 and a bulge at the rear end of the lens barrel frame main body 4, a lens barrel main body 6 is movably arranged in the lens barrel frame main body 4, a first lens barrel fixing thread through hole 18 is arranged on the lens barrel frame fixing ring 5, a second lens barrel fixing thread through hole 19 corresponding to the first lens barrel fixing thread through hole 18 is arranged at the front end of the lens barrel frame main body 4, and fixing screws are arranged in the first lens barrel fixing thread through hole 18 and the second lens barrel fixing thread through hole 19, the lens barrel frame comprises a lens barrel frame body 4, and is characterized in that a third lens barrel fixing thread through hole 20 is formed in the rear end of the lens barrel frame body 4, fixing screws are arranged in the third lens barrel fixing thread through hole 20 and used for fixing the lens barrel body 6, an optical element is mounted inside the lens barrel body 6, a retaining ring 22 is integrally arranged at the front end of the lens barrel body 6, a lens pressing ring 23 is connected to the inside of the lens barrel body 6 in a threaded mode, limiting of the optical element inside the lens barrel body 6 is achieved through the retaining ring 22 and the lens pressing ring 23, and a caliper groove 24 is formed in the rear end face of the lens pressing ring 23 and used for being connected with a caliper so as to press the lens pressing ring 23 in a screwing mode.
While there have been shown and described what are at present considered to be the essential features and advantages of the invention, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics 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 (10)
1. An integrated precision optical lens frame capable of adjusting laser beams, which is characterized in that: including base (1) the upper surface an organic whole of base (1) is provided with mounting panel (2) be provided with lens barrel holder through-hole (3) on mounting panel (2) install lens barrel holder main part (4) in lens barrel holder through-hole (3), the arch of lens barrel holder main part (4) rear end and the back wall contact of mounting panel (2), the front end of lens barrel holder main part (4) passes lens barrel holder through-hole (3) and is connected with lens barrel holder retainer plate (5), through lens barrel holder retainer plate (5) and the arch of lens barrel holder main part (4) rear end realize the spacing to lens barrel holder main part (4) jointly lens barrel holder main part (4) inside activity of lens barrel holder main part (4) is provided with lens barrel main part (6) internally mounted has optical element.
2. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: both sides all are provided with fillet shrinkage pool (7) around base (1) for the installation fixing bolt, just the bore of fillet shrinkage pool (7) is the same with optical platform's aperture.
3. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: a stabilizing groove (8) is formed in the middle of the lower surface of the base (1) to enhance the stability of the base (1).
4. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: the side edge of the base (1) is provided with a round angle to avoid the contact of the base (1) and a device and prevent experimental personnel from being scratched.
5. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: the left side and the right side of the bottom of the mounting plate (2) are inwards concave to form a rectangular presser foot groove (9) so as to transversely fix the mirror bracket.
6. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: a longitudinal adjusting threaded hole (10) is arranged on the upper surface of the mounting plate (2), a longitudinal adjusting screw (11) is arranged in the longitudinal adjusting threaded hole (10), a horizontal adjusting threaded hole (12) is arranged on one side surface of the mounting plate (2), a transverse adjusting screw (13) is arranged in the transverse adjusting threaded hole (12), the longitudinal adjusting threaded hole (10) and the transverse adjusting threaded hole (12) are communicated with the through hole (3) of the lens cone rack, two spring clamping grooves (14) are arranged on the inner side surface of the through hole (3) of the lens cone frame, a spring piece (15) is arranged in the two spring clamping grooves (14) together, the spring piece (15) is arranged diagonally with the longitudinal adjusting threaded hole (10) and the transverse adjusting threaded hole (12), so as to realize the adjustment of the position of the lens barrel frame main body (4) through the cooperation of the spring piece (15), the longitudinal adjusting screw (11) and the transverse adjusting screw (13).
7. An integrated precision optical lens holder for laser beam modification according to claim 6, wherein: the lens barrel frame main body (4) is provided with a longitudinal pressing sheet (16) and a transverse pressing sheet (17) which correspond to the longitudinal adjusting threaded hole (10) and the transverse adjusting threaded hole (12) so as to conveniently fix the lens barrel frame main body (4).
8. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: the lens barrel fixing structure is characterized in that a first lens barrel fixing thread through hole (18) is formed in the lens barrel frame fixing ring (5), a second lens barrel fixing thread through hole (19) corresponding to the first lens barrel fixing thread through hole (18) is formed in the front end of the lens barrel frame main body (4), fixing screws are jointly arranged in the first lens barrel fixing thread through hole (18) and the second lens barrel fixing thread through hole (19) to fix the lens barrel main body (6), a third lens barrel fixing thread through hole (20) is formed in the rear end of the lens barrel frame main body (4), and fixing screws are arranged in the third lens barrel fixing thread through hole (20) and used for fixing the lens barrel main body (6).
9. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: three lens cone frame fixing thread through holes (21) are uniformly arranged on the lens cone frame fixing ring (5) in a circumferential manner, and fixing screws are arranged in the lens cone frame fixing thread through holes (21) so as to realize the fixed connection between the lens cone frame fixing ring (5) and the lens cone frame main body (4).
10. An integrated precision optical lens holder for laser beam modification according to claim 1, wherein: the lens barrel comprises a lens barrel body (6), and is characterized in that a blocking ring (22) is integrally arranged at the front end of the lens barrel body (6), a lens pressing ring (23) is in threaded connection with the inside of the lens barrel body (6), the limiting of an optical element inside the lens barrel body (6) is realized through the blocking ring (22) and the lens pressing ring (23), and a caliper groove (24) is arranged on the rear end face of the lens pressing ring (23) and used for being connected with a caliper so as to be convenient for screwing and pressing the lens pressing ring (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110390039.9A CN113126226A (en) | 2021-04-12 | 2021-04-12 | Integrated precise optical lens frame capable of adjusting laser beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110390039.9A CN113126226A (en) | 2021-04-12 | 2021-04-12 | Integrated precise optical lens frame capable of adjusting laser beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113126226A true CN113126226A (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110390039.9A Pending CN113126226A (en) | 2021-04-12 | 2021-04-12 | Integrated precise optical lens frame capable of adjusting laser beam |
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| Country | Link |
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| CN (1) | CN113126226A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115826179A (en) * | 2023-02-17 | 2023-03-21 | 南京佰福激光技术有限公司 | Integrated precise optical lens frame capable of adjusting laser beam |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3989358A (en) * | 1974-11-21 | 1976-11-02 | Kms Fusion, Inc. | Adjustable micrometer stage |
| CN201030472Y (en) * | 2006-10-24 | 2008-03-05 | 深圳市大族激光科技股份有限公司 | Lens regulating device |
| CN108072954A (en) * | 2016-11-15 | 2018-05-25 | 深圳市光峰光电技术有限公司 | Camera lens sealing shroud, camera lens module, camera lens adjustment module and projector equipment |
| CN211878276U (en) * | 2020-04-26 | 2020-11-06 | 山西大学 | Integrated precise optical lens frame |
-
2021
- 2021-04-12 CN CN202110390039.9A patent/CN113126226A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3989358A (en) * | 1974-11-21 | 1976-11-02 | Kms Fusion, Inc. | Adjustable micrometer stage |
| CN201030472Y (en) * | 2006-10-24 | 2008-03-05 | 深圳市大族激光科技股份有限公司 | Lens regulating device |
| CN108072954A (en) * | 2016-11-15 | 2018-05-25 | 深圳市光峰光电技术有限公司 | Camera lens sealing shroud, camera lens module, camera lens adjustment module and projector equipment |
| CN211878276U (en) * | 2020-04-26 | 2020-11-06 | 山西大学 | Integrated precise optical lens frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115826179A (en) * | 2023-02-17 | 2023-03-21 | 南京佰福激光技术有限公司 | Integrated precise optical lens frame capable of adjusting laser beam |
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