CN111025520B - Universal focusing ring suitable for different lenses and implementation method thereof - Google Patents
Universal focusing ring suitable for different lenses and implementation method thereof Download PDFInfo
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- CN111025520B CN111025520B CN201911345956.4A CN201911345956A CN111025520B CN 111025520 B CN111025520 B CN 111025520B CN 201911345956 A CN201911345956 A CN 201911345956A CN 111025520 B CN111025520 B CN 111025520B
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- focusing
- focusing ring
- ring body
- connecting rod
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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
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
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Abstract
The invention discloses a universal focusing ring suitable for different lenses, which comprises a focusing ring body, wherein the bottom of the focusing ring body is connected with a focusing module in a sliding manner, the focusing module comprises a plurality of circles of focusing modules with the diameters sequentially increased, and each focusing module comprises a plurality of movable rods in an annular array; the invention also discloses a method for realizing the universal focusing ring suitable for different lenses. The invention refines the focusing structure, and forms an integral focusing petal by a plurality of circles of movable rods of the annular array, thereby being suitable for different shapes and numbers of lens petals and realizing the universality of focusing of different lenses; the invention can reduce the cost of the jig, is universal for focusing different lenses, is flexible and convenient to switch and use, has low fault-tolerant rate, is convenient to maintain, reduces the use difficulty and improves the use efficiency.
Description
Technical Field
The invention belongs to the technical field of focusing rings, and particularly relates to a universal focusing ring suitable for different lenses and an implementation method thereof.
Background
The camera module is mainly applied to electronic products such as mobile phones, tablet computers, unmanned aerial vehicles, medical treatment, security protection and the like. In the manufacturing process, a focusing ring is required to be used in the following processes: 1. lens locking: the lens is fixed by locking the IR component or the motor (thread combination); 2. a focusing process: adjusting the lens at the clearest position of the imaging of the module; 3. and (3) torsion testing: the torque condition of the lens and the IR component or the motor is confirmed in the early stage.
At present, the design of the focusing ring needs to design special focusing ring collocation according to the specification of the lens, the updating of the project of the module industry is fast, a large number of lenses with different models and specifications need to be used, but because of factors such as the difference of performance parameters of each lens, the design habits of different lens manufacturers, the difference of lens processing capability and the like, the universality among different focusing rings is poor, so in order to consider the production efficiency and the cost, the focusing ring is basically collocated with one lens, the cost and the expense are high, and meanwhile, the maintenance and the arrangement of the different focusing rings are also problems.
Disclosure of Invention
The present invention is directed to a universal focus ring suitable for different lenses, so as to solve the problems mentioned in the background art. The universal focusing ring suitable for different lenses provided by the invention has the characteristics of being universal for focusing different lenses, long in service life, convenient to maintain, low in cost and flexible and convenient to use.
The invention also aims to provide a method for realizing the universal focusing ring suitable for different lenses.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be suitable for general focusing ring of different camera lenses, includes focusing ring body, and the bottom sliding connection of focusing ring body has the focusing module, and the focusing module includes the focusing module that a plurality of circle diameter increased in proper order, and the focusing module includes that a plurality of is annular array's movable rod.
In the invention, friction teeth are arranged on the circumference of the focusing ring body.
In the invention, the bottom of the focusing ring body is provided with a plurality of circles of through holes corresponding to the focusing module.
Further, the movable rod comprises focusing petals, a connecting rod and a limiting block, wherein one end of the connecting rod is connected with the focusing petals, the other end of the connecting rod is connected with the limiting block, the connecting rod penetrates through the through hole and is in sliding connection with the through hole, the limiting block is located inside the focusing ring body, and the focusing petals are located outside the focusing ring body.
In the invention, the focusing petals are iron members.
Further, the limiting block is a rubber component.
Further in the present invention, the diameter of the through hole is 0.01mm larger than the diameter of the connection rod.
Further, the focusing petals are of arc-shaped structures.
Further, the method for implementing the universal focusing ring suitable for different lenses comprises the following steps:
friction teeth are arranged on the circumference of the focusing ring body, so that the focusing ring body can be conveniently rotated;
a plurality of circles of through holes are formed in the bottom of the focusing ring body, so that the movable rod is convenient to mount;
thirdly, the lens is arranged below the focusing ring body, the focusing ring body presses the lens downwards, the edge of the lens pushes the corresponding movable rod upwards, and the limiting block is in contact with the focusing ring body for limiting;
and fourthly, rotating the friction teeth to adjust the focal length of the lens.
Further, in the invention, the movable rod comprises focusing petals, a connecting rod and a limiting block, wherein one end of the connecting rod is connected with the focusing petals, the other end of the connecting rod is connected with the limiting block, the connecting rod penetrates through the through hole and is in sliding connection with the through hole, the limiting block is positioned inside the focusing ring body, the focusing petals are positioned outside the focusing ring body, the focusing petals are iron members, the limiting block is a rubber member, the diameter of the through hole is 0.01mm larger than that of the connecting rod, and the focusing petals are of arc-shaped structures.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention refines the focusing structure, and forms an integral focusing petal by a plurality of circles of movable rods of the annular array, thereby being suitable for different shapes and numbers of lens petals and realizing the universality of focusing of different lenses;
2. the invention can reduce the cost of the jig, is universal for focusing different lenses, is flexible and convenient to switch and use, has low fault-tolerant rate, is convenient to maintain, reduces the use difficulty and improves the use efficiency.
Drawings
FIG. 1 is a schematic view of a lens assembly according to the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of a coke ring body according to the present invention;
FIG. 4 is a schematic structural view of the movable bar of the present invention;
FIGS. 5, 6 and 7 are schematic partial cross-sectional views illustrating the present invention matching lenses of different specifications;
in the figure: 1. friction teeth; 2. a focus ring body; 3. a movable rod; 31. focusing the petals; 32. a connecting rod; 33. a limiting block; 4. a lens; 5. and a through hole.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a be suitable for general focusing ring of different camera lenses, includes focusing ring body 2, and the bottom sliding connection of focusing ring body 2 has the focusing module, and the focusing module includes the focusing module that a plurality of circle diameter increased in proper order, and the focusing module includes that a plurality of is annular array's movable rod 3.
Further, a plurality of rings of through holes 5 corresponding to the focusing modules are formed in the bottom of the focusing ring body 2, and the diameter of each through hole 5 is 0.01mm larger than that of the connecting rod 32.
Through adopting above-mentioned technical scheme, through the setting of through-hole 5, install movable rod 3, make movable rod 3 can slide in through-hole 5.
Further, the movable rod 3 includes focusing petal 31, connecting rod 32 and stopper 33, wherein, the one end of connecting rod 32 is connected with focusing petal 31, the other end of connecting rod 32 is connected with stopper 33, connecting rod 32 runs through-hole 5, and with 5 sliding connection of through-hole, stopper 33 is located the inside of focusing ring body 2, focusing petal 31 is located the outside of focusing ring body 2, focusing petal 31 is the iron member, stopper 33 is the rubber component, focusing petal 31 is the arc structure.
Through adopting above-mentioned technical scheme, the movable rod 3 of a plurality of rings of annular array that set up can be applicable to not unidimensional camera lens 4, and focusing petal 31's quality is greater than the quality of stopper 33, and under the effect of gravity, the movable rod 3 is whole to be in flagging state, and after camera lens 4 was packed into, the limit of camera lens 4 will correspond the whole jack-ups that make progress of movable rod 3, and it is spacing to contact with focusing ring body 2 through stopper 33.
Example 2
The present embodiment is different from embodiment 1 in that: furthermore, friction teeth 1 are arranged on the circumference of the focusing ring body 2.
Through adopting above-mentioned technical scheme, be convenient for rotate focusing ring body 2.
Further, the implementation method of the universal focusing ring applicable to different lenses comprises the following steps:
secondly, a plurality of circles of through holes 5 are formed in the bottom of the focusing ring body 2, so that the movable rod 3 can be conveniently installed;
thirdly, the lens 4 is arranged below the focusing ring body 2, the focusing ring body 2 presses the lens 4 downwards, the edge of the lens 4 pushes the corresponding movable rod 3 upwards, and the limiting block 33 is in contact with the focusing ring body 2 for limiting;
and fourthly, rotating the friction teeth 1 to adjust the focal length of the lens 4.
In conclusion, the focusing structure is refined, and the movable rods 3 of the ring-shaped arrays form an integral focusing petal, so that the focusing device can adapt to different shapes and numbers of lens petals, and the focusing of different lenses is universal; the invention can reduce the cost of the jig, is universal for focusing different lenses, is flexible and convenient to switch and use, has low fault-tolerant rate, is convenient to maintain, reduces the use difficulty and improves the use efficiency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a be suitable for general focusing ring of different camera lenses, includes focusing ring body (2), its characterized in that: the bottom of the focusing ring body (2) is connected with a focusing module in a sliding manner, the focusing module comprises a plurality of circles of focusing modules with diameters increasing in sequence, and each focusing module comprises a plurality of movable rods (3) in an annular array;
the bottom of the focusing ring body (2) is provided with a plurality of rings of through holes (5) corresponding to the focusing module; the movable rod (3) comprises focusing petals (31), a connecting rod (32) and a limiting block (33), wherein one end of the connecting rod (32) is connected with the focusing petals (31), the other end of the connecting rod (32) is connected with the limiting block (33), the connecting rod (32) penetrates through the through hole (5) and is in sliding connection with the through hole (5), the limiting block (33) is located inside the focusing ring body (2), and the focusing petals (31) are located outside the focusing ring body (2).
2. The universal focusing ring for different lenses as claimed in claim 1, wherein: and friction teeth (1) are arranged on the circumference of the focusing ring body (2).
3. The universal focusing ring for different lenses as claimed in claim 1, wherein: the focusing petals (31) are iron components.
4. The universal focusing ring for different lenses as claimed in claim 1, wherein: the limiting block (33) is a rubber component.
5. The universal focusing ring for different lenses as claimed in claim 1, wherein: the diameter of the through hole (5) is 0.01mm larger than that of the connecting rod (32).
6. The universal focusing ring for different lenses as claimed in claim 1, wherein: the focusing petals (31) are of arc structures.
7. The method for implementing a universal focusing ring suitable for different lenses according to any one of claims 1 to 6, comprising the following steps:
friction teeth (1) are arranged on the circumference of the focusing ring body (2) to facilitate the rotation of the focusing ring body (2);
a plurality of circles of through holes (5) are formed in the bottom of the focusing ring body (2), so that the movable rod (3) can be conveniently installed;
thirdly, the lens (4) is arranged below the focusing ring body (2), the focusing ring body (2) presses the lens (4) downwards, the edge of the lens (4) pushes the corresponding movable rod (3) upwards, and the limiting block (33) is in contact with the focusing ring body (2) for limiting;
and fourthly, rotating the friction teeth (1) to adjust the focal length of the lens (4).
8. The method for implementing a universal focusing ring suitable for different lenses according to claim 7, wherein: movable rod (3) are including focusing petal (31), connecting rod (32) and stopper (33), wherein, the one end of connecting rod (32) is connected with focusing petal (31), the other end of connecting rod (32) is connected with stopper (33), connecting rod (32) run through-hole (5), and with through-hole (5) sliding connection, stopper (33) are located the inside of focusing ring body (2), focusing petal (31) are located the outside of focusing ring body (2), focusing petal (31) are the iron member, stopper (33) are rubber component, the diameter ratio of through-hole (5) is 0.01mm big than the diameter of connecting rod (32), focusing petal (31) are the arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911345956.4A CN111025520B (en) | 2019-12-24 | 2019-12-24 | Universal focusing ring suitable for different lenses and implementation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911345956.4A CN111025520B (en) | 2019-12-24 | 2019-12-24 | Universal focusing ring suitable for different lenses and implementation method thereof |
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| Publication Number | Publication Date |
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| CN111025520A CN111025520A (en) | 2020-04-17 |
| CN111025520B true CN111025520B (en) | 2021-09-28 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4419910A1 (en) * | 1993-06-09 | 1994-12-22 | Goldstar Honeywell Co Ltd | Focus-fixing device for a CCD camera |
| CN101135826A (en) * | 2007-09-30 | 2008-03-05 | 无锡凯尔科技有限公司 | Universal focusing ring |
| US9158090B2 (en) * | 2013-12-20 | 2015-10-13 | Apple Inc. | Camera module with artificial muscle actuator and structure for focusing during assembly |
| CN207380307U (en) * | 2017-10-31 | 2018-05-18 | 国网江苏省电力公司泰州供电公司 | A kind of fixture for different-diameter communications optical cable |
-
2019
- 2019-12-24 CN CN201911345956.4A patent/CN111025520B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4419910A1 (en) * | 1993-06-09 | 1994-12-22 | Goldstar Honeywell Co Ltd | Focus-fixing device for a CCD camera |
| CN101135826A (en) * | 2007-09-30 | 2008-03-05 | 无锡凯尔科技有限公司 | Universal focusing ring |
| US9158090B2 (en) * | 2013-12-20 | 2015-10-13 | Apple Inc. | Camera module with artificial muscle actuator and structure for focusing during assembly |
| CN207380307U (en) * | 2017-10-31 | 2018-05-18 | 国网江苏省电力公司泰州供电公司 | A kind of fixture for different-diameter communications optical cable |
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| Publication number | Publication date |
|---|---|
| CN111025520A (en) | 2020-04-17 |
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Denomination of invention: A universal focusing ring for different lenses and its implementation Effective date of registration: 20220622 Granted publication date: 20210928 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: HENGDIAN GROUP DMEGC JOINT-STOCK Co.,Ltd. Registration number: Y2022330001024 |
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