CN216083226U - Lens automatic focusing mechanism and multistage lens automatic focusing system - Google Patents
Lens automatic focusing mechanism and multistage lens automatic focusing system Download PDFInfo
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- CN216083226U CN216083226U CN202122882287.3U CN202122882287U CN216083226U CN 216083226 U CN216083226 U CN 216083226U CN 202122882287 U CN202122882287 U CN 202122882287U CN 216083226 U CN216083226 U CN 216083226U
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Abstract
The utility model discloses an automatic focusing mechanism of a lens and an automatic focusing system of a multi-stage lens, and relates to the technical field of focusing mechanisms. The utility model can enlarge the adjustable range of the prior focusing, the allowable error is easier to correct, two focusing can be carried out simultaneously, and the focusing reaction speed is faster.
Description
Technical Field
The utility model relates to the technical field of focusing mechanisms, in particular to an automatic lens focusing mechanism and a multistage lens focusing system.
Background
The existing camera automatic focusing can only carry out single-level focusing or manually coarsely adjust and then assist automatic focusing, so that the automatic focusing range is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automatic lens focusing mechanism and a multistage lens automatic focusing system, which are used for solving the problems in the prior art and enlarging the automatic focusing range of a camera.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model provides an automatic focusing mechanism of a lens, which comprises a focusing lens, an installation frame, a translation mechanism and a controller, wherein the focusing lens is fixed at one end of the installation frame, the translation mechanism is arranged in the middle of the installation frame, a camera assembly is fixed on the translation mechanism, the camera assembly and the focusing lens are arranged in a collinear way, and the focusing lens and the translation mechanism are respectively and electrically connected with the controller.
Preferably, the mounting bracket comprises a lens mounting cylinder and a mounting box, the lens mounting cylinder is connected to the light through hole of the mounting box through a bolt, the focusing lens is clamped in the lens mounting cylinder, and the translation mechanism is arranged in the mounting box.
Preferably, the translation mechanism comprises a guide mechanism, a driving mechanism and a transmission mechanism, the driving mechanism is connected with the camera assembly through the transmission mechanism, and the guide mechanism is arranged on the camera assembly.
Preferably, the guiding mechanism is four guide bars, the two ends of each guide bar are fixed on the mounting frame, and the camera assembly is slidably sleeved on the guide bars.
Preferably, the driving mechanism is a motor or a motor, the transmission mechanism is a screw slider mechanism, and a slider in the screw slider mechanism is connected to the camera assembly.
Preferably, the camera assembly is an autofocus camera or a non-autofocus camera.
Preferably, the camera assembly comprises a camera and a lens bracket, and the camera is arranged on the lens bracket.
The utility model also comprises a multistage lens automatic focusing system which comprises the lens automatic focusing mechanism, wherein the lens automatic focusing mechanism is used as the camera assembly and is arranged on the other lens automatic focusing mechanism, and multistage lens automatic focusing mechanisms are arranged in the same way.
Compared with the prior art, the utility model has the following technical effects:
the utility model can enlarge the adjustable range of the prior focusing, the allowable error is easier to correct, two focusing can be carried out simultaneously, and the focusing reaction speed is faster.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of an automatic lens focusing mechanism according to the present invention;
FIG. 2 is a second schematic structural view of an automatic lens focusing mechanism according to the present invention;
FIG. 3 is a first schematic view of an assembly structure of the automatic lens focusing mechanism of the present invention;
FIG. 4 is a schematic view of an assembly structure of the automatic lens focusing mechanism of the present invention;
FIG. 5 is a first schematic view of a partial structure of an automatic lens focusing mechanism according to the present invention;
FIG. 6 is a schematic view of a second partial structure of the automatic lens focusing mechanism according to the present invention;
wherein: the automatic focusing control system comprises a lens automatic focusing mechanism, a lens mounting barrel 2, a mounting box 3, a focusing lens 4, a camera 5, a lens support 6, a driving mechanism 7, a guide rod 8, a lead screw slider mechanism 9 and a controller 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The utility model aims to provide an automatic lens focusing mechanism and a multistage lens automatic focusing system, which are used for solving the problems in the prior art and enlarging the automatic focusing range of a camera.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 6: the embodiment provides a camera lens automatic focusing mechanism 1, including focusing lens 4, mounting bracket, translation mechanism and controller 10, the one end of mounting bracket is fixed with focusing lens 4, the middle part is provided with translation mechanism, and the camera subassembly is fixed in translation mechanism, and the camera subassembly sets up with 4 collineations of focusing lens, and focusing lens 4 and translation mechanism are connected with controller 10 electricity respectively.
The mounting bracket includes a lens installation cylinder 2 and an installation box 3, the lens installation cylinder 2 is connected to the light through hole of the installation box 3 through a bolt, a focusing lens 4 is clamped in the lens installation cylinder 2, and a translation mechanism is arranged in the installation box 3.
The translation mechanism comprises a guide mechanism, a driving mechanism 7 and a transmission mechanism, the driving mechanism 7 is connected with the camera assembly through the transmission mechanism, and the guide mechanism is arranged on the camera assembly. The guiding mechanism is four guide bars 8, and on the install bin 3 of mounting bracket was fixed in at the both ends of guide bar 8, the guide bar 8 was located to the camera subassembly sliding sleeve. The driving mechanism 7 is a motor or a motor, the transmission mechanism is a lead screw sliding block mechanism 9, and a sliding block in the lead screw sliding block mechanism 9 is connected to the camera assembly. The transmission mechanism for focusing can also be, but is not limited to, a worm gear mechanism, a cam mechanism, a pendulum mechanism, an electric push rod or hydraulic cylinder mechanism and the like which can realize reciprocating motion.
The camera assembly is an automatic focusing camera or a non-automatic focusing camera. The camera component comprises a camera 5 and a lens support 6, the camera 5 is arranged on the lens support 6, and the lens support 6 is connected to the guide rod 8.
The embodiment further includes a multistage lens automatic focusing system, which includes the above lens automatic focusing mechanism 1, the lens automatic focusing mechanism 1 is arranged on a translation mechanism of another lens automatic focusing mechanism 1 as a camera component, each lens is kept in collinear arrangement, so that the multistage lens automatic focusing mechanism 1 is arranged by analogy, each focusing transmission mechanism can be the same, and different reciprocating mechanism forms can be changed according to requirements.
The automatic focusing structure of the camera in the embodiment can be, but not limited to, three-stage automatic focusing, and can include more stages of automatic focusing, and during multi-stage automatic focusing, the transmission mechanism can be relatively coarsely adjusted or relatively finely adjusted, or can be not adjusted. The automatic focusing can be step focusing, synchronous focusing or semi-synchronous focusing, and the automatic focusing sequence adjustment arrangement including but not limited to the above is within the scope of the utility model.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (8)
1. The utility model provides a camera lens automatic focusing mechanism which characterized in that: including focusing lens, mounting bracket, translation mechanism and controller, the one end of mounting bracket is fixed with focusing lens, middle part are provided with translation mechanism, camera subassembly are fixed in translation mechanism is last, camera subassembly with the setting of focusing lens collineation, focusing lens with translation mechanism respectively with the controller electricity is connected.
2. The lens autofocus mechanism of claim 1, wherein: the mounting bracket comprises a lens mounting cylinder and a mounting box, the lens mounting cylinder is connected to the light through hole of the mounting box through a bolt, the focusing lens is clamped in the lens mounting cylinder, and the translation mechanism is arranged in the mounting box.
3. The lens autofocus mechanism of claim 1, wherein: translation mechanism includes guiding mechanism, actuating mechanism and drive mechanism, actuating mechanism passes through drive mechanism connects the camera subassembly, guiding mechanism set up in the camera subassembly.
4. The lens autofocus mechanism of claim 3, wherein: the guide mechanism is four guide bars, the both ends of guide bar are fixed in on the mounting bracket, camera subassembly sliding sleeve is located on the guide bar.
5. The lens autofocus mechanism of claim 3, wherein: the driving mechanism is a motor or a motor, the transmission mechanism is a lead screw sliding block mechanism, and a sliding block in the lead screw sliding block mechanism is connected to the camera assembly.
6. The lens autofocus mechanism of claim 1, wherein: the camera assembly is an automatic focusing camera or a non-automatic focusing camera.
7. The lens autofocus mechanism of claim 1, wherein: the camera assembly comprises a camera and a lens bracket, and the camera is arranged on the lens bracket.
8. A multistage lens automatic focusing mechanism comprising the lens automatic focusing mechanism according to any one of claims 1 to 7, characterized in that: the automatic lens focusing mechanism is arranged on the other automatic lens focusing mechanism as the camera assembly, and the multistage automatic lens focusing mechanism is arranged in the same way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882287.3U CN216083226U (en) | 2021-11-23 | 2021-11-23 | Lens automatic focusing mechanism and multistage lens automatic focusing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882287.3U CN216083226U (en) | 2021-11-23 | 2021-11-23 | Lens automatic focusing mechanism and multistage lens automatic focusing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216083226U true CN216083226U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122882287.3U Active CN216083226U (en) | 2021-11-23 | 2021-11-23 | Lens automatic focusing mechanism and multistage lens automatic focusing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216083226U (en) |
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2021
- 2021-11-23 CN CN202122882287.3U patent/CN216083226U/en active Active
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