CN219625785U - Lens adjustment fixing clamp - Google Patents
Lens adjustment fixing clamp Download PDFInfo
- Publication number
- CN219625785U CN219625785U CN202321169467.XU CN202321169467U CN219625785U CN 219625785 U CN219625785 U CN 219625785U CN 202321169467 U CN202321169467 U CN 202321169467U CN 219625785 U CN219625785 U CN 219625785U
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- CN
- China
- Prior art keywords
- annular sleeve
- outer side
- lens barrel
- base
- lens
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Lens Barrels (AREA)
Abstract
The utility model discloses a lens adjusting and fixing clamp which comprises a base, wherein the top end of the base is fixedly connected with an annular sleeve, the top end of the annular sleeve is provided with a lens barrel, the bottom end of the lens barrel is arranged on the outer side of the annular sleeve, an outer screw tooth is arranged on the outer side of the bottom end of the annular sleeve, an end cover is arranged on the outer side of the annular sleeve, and the end cover is arranged on the outer side of the lens barrel. According to the utility model, the base is arranged, the lens barrel is sleeved on the outer side of the top end of the base, the base is concentric with the clamping inner diameter of the lens barrel in a high precision manner, and two-stage contact is adopted, so that the lens barrel can keep concentric with the outer circle of the base, the radial repeated positioning precision is ensured, the working efficiency is effectively improved, the outer side of the annular sleeve is provided with the outer screw teeth, the inner side of the bottom end of the end cover is provided with the inner screw threads corresponding to the outer screw teeth, the end cover is conveniently fixed on the outer side of the outer screw teeth and arranged on the outer side of the lens barrel, and the lens barrel is tightly attached to the annular sleeve, so that the axial repeated positioning precision of the lens barrel is further ensured.
Description
Technical Field
The utility model relates to the field of lens production, in particular to a lens adjusting and fixing clamp.
Background
The camera lens is the most important part in the camera, because its good or bad directly influences the quality of shooting formation of image, the camera lens is also the most important standard of dividing camera kind and grade simultaneously, generally speaking, according to the camera lens, can divide the camera into professional camera, accurate professional camera and three grades of ordinary camera, no matter be traditional film camera or digital camera, can all be applicable to this division, but current high accuracy camera need to calibrate it before carrying out the assembly, the main lens barrel needs the anchor clamps to fix when the timing, current anchor clamps fixed effect is relatively poor, lead to the camera to take place the skew at the in-process of timing, the precision is relatively poor, influence the efficiency of timing.
Disclosure of Invention
The present utility model is directed to a lens adjusting and fixing clamp, which solves the problems set forth in the above-mentioned background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the lens adjusting and fixing clamp comprises a base, wherein the top end of the base is fixedly connected with an annular sleeve, the top end of the annular sleeve is provided with a lens barrel, and the bottom end of the lens barrel is arranged on the outer side of the annular sleeve;
the outside of annular sleeve bottom is provided with outer screw thread, the outside of annular sleeve is provided with the end cover, the end cover sets up in the outside of lens-barrel.
Preferably, the inner side at the top end of the end cover is provided with a through hole, the lens barrel penetrates through the through hole and is arranged at the inner side of the end cover, the inner side at the bottom end of the end cover is provided with an internal thread, the internal thread and the external thread are correspondingly arranged, and the end cover is in threaded connection with the outer side of the external thread.
Preferably, the bottom end of the lens barrel is fixedly connected with a bottom limiting ring, and the bottom limiting ring is arranged on the outer side of the annular sleeve.
Preferably, the outside of annular sleeve is provided with first outer lantern ring, the bottom of first outer lantern ring is provided with first plummer, first outer lantern ring and first plummer all correspond each other with the bottom spacing ring and set up.
Preferably, the outside of annular sleeve is provided with the outer lantern ring of second, the bottom of the outer lantern ring of second is provided with the second plummer, outer lantern ring of second and second plummer all correspond the setting each other with the bottom spacing ring.
Preferably, the inner side of the base is provided with a fixed groove, the inner side of the base is provided with a through groove, and the through groove is arranged on the inner side of the annular sleeve.
The utility model has the technical effects and advantages that:
according to the utility model, the base is arranged, the lens barrel is sleeved on the outer side of the top end of the base, the base is concentric with the clamping inner diameter of the lens barrel with high precision, and secondary contact is adopted, so that the lens barrel can keep concentric with the outer circle of the base, the radial repeated positioning precision is ensured by adjusting the coincidence of the rotation center of the base and the air bearing platform, the working efficiency is effectively improved, the outer side of the annular sleeve is provided with the outer screw teeth, the inner side of the bottom end of the end cover is provided with the inner screw threads corresponding to the outer screw teeth, the end cover is conveniently fixed on the outer side of the outer screw teeth and arranged on the outer side of the lens barrel, and the lens barrel is tightly attached to the annular sleeve, so that the axial repeated positioning precision of the lens barrel is further ensured.
Drawings
Fig. 1 is a schematic diagram of a front view structure of the present utility model.
Fig. 2 is a schematic cross-sectional view of a base in the present utility model.
Fig. 3 is a schematic cross-sectional view of the present utility model.
Fig. 4 is a schematic main structure of the end cap according to the present utility model.
In the figure: a base 1; an annular sleeve 12; a first outer collar 121; a first stage 122; a second outer collar 123; a second stage 124; an outer screw 125; a through groove 13; a fixing groove 14; an end cap 2; a through hole 21; a lens barrel 3; a bottom stop collar 31.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a lens adjusting and fixing clamp as shown in fig. 1-4, which comprises a base 1, wherein the top end of the base 1 is fixedly connected with an annular sleeve 12, the top end of the annular sleeve 12 is provided with a lens barrel 3, and the bottom end of the lens barrel 3 is arranged on the outer side of the annular sleeve 12;
for example, the outer side of the bottom end of the annular sleeve 12 is provided with an outer screw tooth 125, the outer side of the annular sleeve 12 is provided with an end cover 2, the end cover 2 is arranged on the outer side of the lens barrel 3, the lens barrel 3 is sleeved on the outer side of the top end of the base 1, the clamping inner diameter of the base 1 and the clamping inner diameter of the lens barrel 3 are concentric with each other with high precision, and two-stage contact is adopted, so that the lens barrel 3 can keep concentric with the outer circle of the base 1, radial repeated positioning precision is ensured by adjusting the superposition of the rotation centers of the base 1 and the air floating platform, the working efficiency is effectively improved, the outer side of the annular sleeve 12 is provided with the outer screw tooth 125, the inner side of the bottom end of the end cover 2 is provided with an inner screw thread corresponding to the outer screw tooth 125, so that the end cover 2 is conveniently fixed on the outer side of the outer screw tooth 125 and arranged on the outer side of the lens barrel 3, and the lens barrel 3 is tightly attached to the annular sleeve 12, and the axial repeated positioning precision of the lens barrel 3 is further ensured;
for another example, the through hole 21 is formed in the inner side of the top end of the end cover 2, the lens cone 3 passes through the through hole 21 and is arranged in the inner side of the end cover 2, the inner side of the bottom end of the end cover 2 is provided with the internal thread, the internal thread and the external thread 125 are correspondingly arranged, the end cover 2 is in threaded connection with the outer side of the external thread 125, through the end cover 2, the top end of the end cover 2 is provided with the through hole 21, when the lens cone 3 is arranged on the outer side of the annular sleeve 12, the end cover 2 passes through the top end of the lens cone 3, the lens cone 3 can pass through the inside of the through hole 21, so that the end cover 2 is arranged on the outer side of the lens cone 3, the inner side of the bottom end of the end cover 2 is provided with the internal thread, the internal thread and the external thread 125 are correspondingly arranged, and the end cover 2 is in threaded connection with the outer side of the external thread 125, so that the end cover 2 is conveniently fixed on the outer side of the external thread 125 and is arranged on the outer side of the lens cone 3, and the lens cone 3 is tightly attached to the annular sleeve 12, and the axial repeated positioning precision of the lens cone 3 is further ensured;
further, the bottom end of the lens cone 3 is fixedly connected with the bottom limiting ring 31, the bottom limiting ring 31 is arranged on the outer side of the annular sleeve 12, the first outer sleeve ring 121 is arranged on the outer side of the annular sleeve 12, the first bearing table 122 is arranged at the bottom end of the first outer sleeve ring 121, the first bearing table 121 and the second bearing table 122 are respectively arranged corresponding to the bottom limiting ring 31, the second outer sleeve ring 123 is arranged on the outer side of the annular sleeve 12, the second bearing table 124 is arranged at the bottom end of the second outer sleeve ring 123, the second outer sleeve ring 123 and the second bearing table 124 are respectively arranged corresponding to the bottom limiting ring 31, the first outer sleeve ring 121, the first bearing table 122, the second outer sleeve ring 123 and the second bearing table 124 are respectively arranged corresponding to the outer side of the bottom limiting ring 31, so that the bottom limiting ring 31 can be subjected to secondary contact, the stability of the lens cone 3 placed on the annular sleeve 12 can be effectively improved, the concentric coincidence of the outer circle between the lens cone 3 and the base 1 can be ensured, the radial repeated positioning precision is ensured, and the working efficiency is improved;
still further, the inboard of base 1 is provided with fixed slot 14, the inboard of base 1 is provided with logical groove 13, logical groove 13 sets up in the inboard of annular sleeve 12, through being provided with fixed slot 14 in the inboard of base 1 bottom, can effectively carry out fixed mounting to base 1, the convenience is fixed to base 1, can effectively improve the stability that base 1 used, be convenient for carry out the timing work of follow-up lens cone 3, through being provided with logical groove 13 in the inboard of base 1 and annular sleeve 12, logical groove 13 runs through base 1 and annular sleeve 12 and sets up for the fretwork, logical groove 13 corresponds the setting with the air supporting platform, the air supporting platform can set up in the inboard of logical groove 13 and carry out the timing work to lens cone 3.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The lens adjusting and fixing clamp comprises a base (1) and is characterized in that the top end of the base (1) is fixedly connected with an annular sleeve (12), a lens barrel (3) is arranged at the top end of the annular sleeve (12), and the bottom end of the lens barrel (3) is arranged on the outer side of the annular sleeve (12);
the outer side of the bottom end of the annular sleeve (12) is provided with an outer screw tooth (125), the outer side of the annular sleeve (12) is provided with an end cover (2), and the end cover (2) is arranged on the outer side of the lens cone (3).
2. The lens adjusting and fixing clamp according to claim 1, wherein a through hole (21) is formed in the inner side of the top end of the end cover (2), the lens barrel (3) is arranged on the inner side of the end cover (2) through the through hole (21), an inner thread is arranged on the inner side of the bottom end of the end cover (2), the inner thread and the outer thread (125) are correspondingly arranged, and the end cover (2) is in threaded connection with the outer side of the outer thread (125).
3. The lens adjustment fixing clamp according to claim 1, wherein a bottom end of the lens barrel (3) is fixedly connected with a bottom limiting ring (31), and the bottom limiting ring (31) is arranged on the outer side of the annular sleeve (12).
4. The lens adjustment fixing clamp according to claim 1, wherein a first outer collar (121) is arranged on the outer side of the annular sleeve (12), a first bearing table (122) is arranged at the bottom end of the first outer collar (121), and the first outer collar (121) and the first bearing table (122) are arranged corresponding to the bottom limiting ring (31).
5. The lens adjustment fixing clamp according to claim 1, wherein a second outer collar (123) is arranged on the outer side of the annular sleeve (12), a second bearing table (124) is arranged at the bottom end of the second outer collar (123), and the second outer collar (123) and the second bearing table (124) are arranged corresponding to the bottom limiting ring (31).
6. The lens adjustment fixing clamp according to claim 1, wherein a fixing groove (14) is formed in the inner side of the base (1), a through groove (13) is formed in the inner side of the base (1), and the through groove (13) is formed in the inner side of the annular sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321169467.XU CN219625785U (en) | 2023-05-16 | 2023-05-16 | Lens adjustment fixing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321169467.XU CN219625785U (en) | 2023-05-16 | 2023-05-16 | Lens adjustment fixing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219625785U true CN219625785U (en) | 2023-09-01 |
Family
ID=87795158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321169467.XU Active CN219625785U (en) | 2023-05-16 | 2023-05-16 | Lens adjustment fixing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219625785U (en) |
-
2023
- 2023-05-16 CN CN202321169467.XU patent/CN219625785U/en active Active
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| GR01 | Patent grant |