CN214474225U - Device for precisely and electrically adjusting angle of lens - Google Patents
Device for precisely and electrically adjusting angle of lens Download PDFInfo
- Publication number
- CN214474225U CN214474225U CN202120203564.0U CN202120203564U CN214474225U CN 214474225 U CN214474225 U CN 214474225U CN 202120203564 U CN202120203564 U CN 202120203564U CN 214474225 U CN214474225 U CN 214474225U
- Authority
- CN
- China
- Prior art keywords
- lens
- angle
- optical lens
- fixed seat
- transmission mechanism
- 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
Abstract
The utility model provides a device for precisely and electrically adjusting the angle of a lens, which comprises a driving mechanism, a transmission mechanism and a fixed seat arranged at the tail end of the transmission mechanism; the transmission mechanism at least comprises a pinion and a bull gear, the pinion is arranged on an output shaft of the driving mechanism and is meshed with the bull gear, a fixed seat is arranged on the bull gear, and an optical lens is arranged on the fixed seat; the transmission structure transmits the rotation motion of the driving mechanism to the optical lens on the fixed seat after decelerating the rotation motion. The utility model provides a device for precisely and electrically adjusting the angle of a lens, which can realize the rotation adjustment of an optical lens so as to adjust the polarization of the optical lens; meanwhile, through the matching of appropriate gears, the appropriate transmission ratio is achieved, the rotating motion of the stepping motor is decelerated and then transmitted to the optical lens, the coaxiality of the optical lens is guaranteed by means of mechanical positioning and design precision, and the stepping angle of the stepping motor can be adjusted by means of a corresponding electric control scheme, so that the angle adjustment with high precision is realized.
Description
Technical Field
The utility model relates to the field of optical technology, concretely relates to device of accurate electronic adjustment lens angle.
Background
The half-wave plate plays an indispensable role in the optical path of super-resolution microscopes such as nonlinear SIM, SIM-STORM and the like, generally, the optical path adjustment needs to be carried out on the half-wave plate along the axis for rotation adjustment so as to adjust the polarization of the half-wave plate, and the current half-wave plate adjusting device mainly has the following two problems: firstly, manual adjustment is mainly used, automatic accurate adjustment is difficult to realize, the SIM-STORM is difficult to apply, and secondly, the coaxiality and the adjustment precision of the optical axis of the existing product are low, and the performance requirement is difficult to meet in a scene needing precise adjustment.
Therefore, it is necessary to provide an adjusting device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the weak point of prior art, the utility model aims to provide a device of accurate electronic adjustment lens angle.
The technical scheme of the utility model outlines as follows:
the utility model provides a device for precisely and electrically adjusting the angle of a lens, which comprises a driving mechanism, a transmission mechanism and a fixed seat arranged at the tail end of the transmission mechanism;
the transmission mechanism at least comprises a pinion and a gearwheel, the pinion is arranged on an output shaft of the driving mechanism and is meshed with the gearwheel, a fixed seat is arranged on the gearwheel, and an optical lens is arranged on the fixed seat;
and the transmission mechanism is used for transmitting the rotating motion of the driving mechanism to the optical lens on the fixed seat after reducing the speed.
Further, the gear wheel is a boss gear, the boss gear comprises a boss and a gear body, the fixing seat is installed on the boss, and the pinion is meshed with the gear body.
Further, still include the locating pin, the fixing base passes through locating pin fixed mounting on the gear wheel.
Further, the number of the positioning pins is at least three.
Further, the rotation axis of the fixed seat is the same as the rotation axis of the large gear.
Furthermore, the device also comprises a rotating platform which is hollow, and the driving mechanism and the transmission mechanism are positioned in the rotating platform.
Further, the tail end of the large gear extends out of the rotating platform.
Further, still include the support, rotary platform installs in the support.
Further, the driving mechanism is a stepping motor.
Further, the optical lens adjusting device further comprises an electric control assembly, wherein the electric control assembly adjusts the stepping angle of the stepping motor based on a pre-established relation model between the stepping angle of the stepping motor and the rotating angle of the optical lens to realize the rotating angle required by the optical lens.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a device for precisely and electrically adjusting the angle of a lens, which can realize the rotation adjustment of an optical lens so as to adjust the polarization of the optical lens; meanwhile, through the matching of appropriate gears, the appropriate transmission ratio is achieved, the rotating motion of the stepping motor is decelerated and then transmitted to the optical lens, the coaxiality of the optical lens is guaranteed by means of mechanical positioning and design precision, and the stepping angle of the stepping motor can be adjusted by means of a corresponding electric control scheme, so that the angle adjustment with high precision is realized.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a three-dimensional schematic view of a device for precisely and electrically adjusting an angle of a lens according to the present invention;
fig. 2 is a cross-sectional view of an apparatus for precisely and electrically adjusting an angle of a lens according to the present invention;
fig. 3 is a schematic transmission diagram of a device for precisely and electrically adjusting the angle of a lens according to the present invention.
Reference numerals: 10. a stepping motor; 20. rotating the platform; 21. a pinion gear; 22. a bull gear; 30. A fixed seat; 31. positioning pins; 40. an optical lens; 50. and (4) a bracket.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein such mechanisms are secured or attached, either directly or indirectly, to one another through intervening mechanisms, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the following embodiments or technical features can be used to form a new embodiment without conflict. It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-3, the device for precisely and electrically adjusting the angle of a lens of the present invention comprises a driving mechanism, a transmission mechanism, and a fixing base 30 installed at the end of the transmission mechanism. The transmission mechanism at least comprises a pinion 21 and a gearwheel 22, the pinion 21 is arranged on an output shaft of the driving mechanism, the pinion 21 is meshed with the gearwheel 22, a fixed seat 30 is arranged on the gearwheel 22, and an optical lens 40 is arranged on the fixed seat 30; the transmission mechanism decelerates the rotation of the driving mechanism and transmits the decelerated rotation to the optical lens 40 on the fixing base 30.
The drive mechanism is a stepper motor 10. The optical lens 40 is a half-wave plate, and in the super-resolution microscope, the optical path adjustment needs to be performed by rotating the half-wave plate along the axis to adjust the polarization of the half-wave plate.
In this embodiment, the device for precisely and electrically adjusting the angle of the lens further includes a positioning pin 31, the half-wave plate is fixed on the fixing base 30 in a radial direction, and the fixing base 30 is fixedly mounted on the large gear 22 through the positioning pin 31. Preferably, there are at least three of the positioning pins 31. The axis of rotation of the fixed seat 30 is the same as the axis of rotation of the bull gear 22.
Specifically, the large gear 22 is a boss gear, the boss gear includes a boss and a gear body, the fixing seat 30 is installed on the boss, and the small gear 21 is engaged with the gear body.
Preferably, the device further comprises a rotating platform 20, a bracket 50 and an electric control assembly, wherein the rotating platform 20 is hollow, and the driving mechanism and the transmission mechanism are positioned in the rotating platform 20. The end of the bull gear 22 extends beyond the rotary platform 20. The rotary platform 20 is mounted on a support 50. The rotary platform 20 is fixedly mounted on a support 50, and the support 50 can be placed on a work table.
Wherein, the pinion 21 in the hollow rotary platform 20 is installed on the output shaft of the stepping motor 10, and the suitable gearwheel 22 is matched with the pinion 21 to achieve the suitable transmission ratio, and the rotary motion of the stepping motor 10 is transmitted to the half-wave plate after being decelerated, and the coaxiality of the half-wave plate is ensured by the mechanical positioning and design precision. Meanwhile, the angle adjustment with higher precision can be realized by adjusting the step angle by a corresponding electric control scheme. Specifically, the electronic control component adjusts the step angle of the stepping motor 10 based on a pre-established relationship model between the step angle of the stepping motor 10 and the rotation angle of the optical lens 40, so as to realize the rotation angle required by the optical lens 40. The relation model between the step angle of the stepping motor 10 and the rotation angle of the optical lens 40 can be obtained through a plurality of tests and recorded to form a relation model.
The utility model provides a device for precisely and electrically adjusting the angle of a lens, which can realize the rotation adjustment of an optical lens 40 so as to adjust the polarization of the optical lens; meanwhile, a proper transmission ratio is achieved through the matching of proper gears, the rotating motion of the stepping motor 10 is transmitted to the optical lens 40 after being decelerated, the coaxiality of the optical lens 40 is ensured by means of mechanical positioning and design precision, and the step angle of the stepping motor 10 can be adjusted by means of a corresponding electric control scheme, so that the angle adjustment with high precision is realized.
It should be noted that: the above sequence of the embodiments of the present invention is only for description, and does not represent the advantages and disadvantages of the embodiments. And specific embodiments thereof have been described above. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
The foregoing description has disclosed fully the embodiments of the present invention. It should be noted that those skilled in the art can make modifications to the embodiments of the present invention without departing from the scope of the claims of the present invention. Accordingly, the scope of the claims of the present invention is not to be limited to the specific embodiments described above.
Claims (10)
1. A device for precisely and electrically adjusting the angle of a lens is characterized by comprising a driving mechanism, a transmission mechanism and a fixed seat arranged at the tail end of the transmission mechanism;
the transmission mechanism at least comprises a pinion and a gearwheel, the pinion is arranged on an output shaft of the driving mechanism and is meshed with the gearwheel, a fixed seat is arranged on the gearwheel, and an optical lens is arranged on the fixed seat;
and the transmission mechanism is used for transmitting the rotating motion of the driving mechanism to the optical lens on the fixed seat after reducing the speed.
2. The apparatus for fine adjustment of an angle of an eyeglass according to claim 1, wherein the bull gear is a boss gear, the boss gear comprises a boss and a gear body, the fixing base is mounted on the boss, and the pinion is engaged with the gear body.
3. A precision motorized adjustment apparatus for adjusting the angle of a lens as recited in claim 1, further comprising a positioning pin, wherein said holder is fixedly mounted to said gear wheel by said positioning pin.
4. A precision motorized lens angling apparatus as recited in claim 3 wherein there are at least three of said alignment pins.
5. A precision motorized lens angling apparatus as recited in claim 1, wherein the axis of rotation of the holder is the same as the axis of rotation of the bull gear.
6. A precision motorized lens angling apparatus as recited in claim 1, further comprising a rotating platform, said rotating platform being hollow, said drive mechanism and transmission mechanism being located within said rotating platform.
7. A precision motorized lens angling apparatus as recited in claim 6 wherein the distal end of the bull gear extends beyond the rotary platform.
8. A precision motorized lens angling apparatus as recited in claim 6 further comprising a bracket to which said rotary platform is mounted.
9. A precision motorized lens angle adjustment apparatus according to claim 1, wherein said drive mechanism is a stepper motor.
10. A device for fine adjustment of an angle of an optical lens according to claim 9, further comprising an electronic control unit for adjusting the step angle of the stepping motor to achieve a desired rotation angle of the optical lens based on a pre-established model of the relationship between the step angle of the stepping motor and the rotation angle of the optical lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120203564.0U CN214474225U (en) | 2021-01-25 | 2021-01-25 | Device for precisely and electrically adjusting angle of lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120203564.0U CN214474225U (en) | 2021-01-25 | 2021-01-25 | Device for precisely and electrically adjusting angle of lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214474225U true CN214474225U (en) | 2021-10-22 |
Family
ID=78113664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120203564.0U Active CN214474225U (en) | 2021-01-25 | 2021-01-25 | Device for precisely and electrically adjusting angle of lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214474225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114967023A (en) * | 2022-04-26 | 2022-08-30 | 核工业理化工程研究院 | Quick-release type precision driving assembly and electric optical adjusting frame and adjusting method thereof |
-
2021
- 2021-01-25 CN CN202120203564.0U patent/CN214474225U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114967023A (en) * | 2022-04-26 | 2022-08-30 | 核工业理化工程研究院 | Quick-release type precision driving assembly and electric optical adjusting frame and adjusting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105372760B (en) | A kind of light shutter device automatic coupling and uv cure system based on relay | |
| CN214474225U (en) | Device for precisely and electrically adjusting angle of lens | |
| CN208459680U (en) | A kind of 3D microscope | |
| US20070234773A1 (en) | Spring manufacturing apparatus | |
| CN209102985U (en) | A kind of high-definition camera precision focusing platform | |
| CN211040217U (en) | Multidimensional adjusting device for camera | |
| CN116214173A (en) | Steel pipe laser cutting and polishing integrated machine | |
| CN219324975U (en) | Steel pipe laser cutting and polishing integrated machine | |
| JPS58192014A (en) | Driver for focusing of microscope | |
| CN217821048U (en) | Focusing mechanism of optical lens assembly | |
| CN2741064Y (en) | Three-dimensional driver of microscope | |
| CN214793723U (en) | Optical machine adjustable support assembly for optical equipment test bench | |
| CN213472519U (en) | Screen frame fixing device | |
| CN210605178U (en) | Stage adjusting device for microscope | |
| CN214474161U (en) | High-precision closed-loop control slit adjusting device | |
| CN207894817U (en) | Full-automatic fluorescence correlation spectroscopy instrument light path calibration mechanism | |
| CN208477199U (en) | One kind being used for microscopical power-driven focusing mechanism | |
| CN213649093U (en) | Position adjusting mechanism | |
| CN218054025U (en) | Light spot adjustable device of 3D printing apparatus | |
| CN217982001U (en) | Microscope platform based on synchronous belt drive | |
| CN219740525U (en) | Camera module | |
| CN212460292U (en) | Projector lens displacement adjusting mechanism and projector | |
| CN219277035U (en) | Fishing rod clamping device for fishing rod printer | |
| CN108051378A (en) | Full-automatic fluorescence correlation spectroscopy instrument light path calibration mechanism | |
| CN220873157U (en) | Full-automatic positioning optical bench |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |