Adjusting device of optical lens and spliced large-diameter lens

Abstract

The utility model provides an adjusting device of an optical lens and a spliced large-aperture lens, and belongs to the technical field of optical elements. The problems that in the prior art, adjustment of all freedom degrees is in an independent state, use and adjustment are not convenient, and stability is low are solved. The unit lens comprises a unit lens mounting seat which is connected to the back of a unit lens; the central cross shaft comprises a pitch axis and an azimuth axis, the pitch axis is connected with the unit mirror mounting seat, and the azimuth axis is connected with the azimuth axis adjusting seat; the plurality of adjusting assemblies are respectively arranged on the unit mirror mounting seat and the azimuth axis adjusting seat, and all the adjusting assemblies are correspondingly connected with each shaft of the central cross shaft. The device is mainly used for adjusting the relative positions of unit lenses.

Description

TECHNICAL FIELD

[0001] The utility model belongs to optical element technical field, especially, relate to a kind of optical lens adjusting device and spliced large aperture lens. BACKGROUND

[0002] Large aperture optical lens is mainly applied in optical field, such as deep space exploration, optical environment simulation, optical weapon etc..Due to the aperture of lens is larger, the size of lens raw material cannot meet the demand, and overall processing weight increases, it is inconvenient to install and debug.So, large aperture optical lens is often spliced by multiple unit lenses.

[0003] Large aperture optical lens spliced by multiple unit lenses needs multiple degrees of freedom adjustment.In current existing solution, the adjustment of each degree of freedom is in independent state, which is inconvenient to use and adjust, and has low stability.

[0004] In view of the above, the utility model aims at providing a kind of optical lens adjusting device and spliced large aperture lens to solve the problem of the adjustment of each degree of freedom in prior art being in independent state, which is inconvenient to use and adjust, and has low stability. SUMMARY

[0005] Therefore, the utility model provides a kind of optical lens adjusting device and spliced large aperture lens to solve the problem of the adjustment of each degree of freedom in prior art being in independent state, which is inconvenient to use and adjust, and has low stability.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme, according to one aspect of the utility model, provide a kind of optical lens adjusting device, comprising:

[0007] Unit mirror mounting seat, connected to the back of unit lens;

[0008] Center cross shaft, including pitch axis and azimuth axis, the pitch axis is connected with the unit mirror mounting seat, and the azimuth axis is connected with azimuth axis adjusting seat;

[0009] Adjusting assembly is provided with multiple and is respectively arranged on the unit mirror mounting seat and the azimuth axis adjusting seat, and all the adjusting assemblies are connected with each axis of the center cross shaft.

[0010] Further, a plurality of angle adjusting screws are connected to the azimuth axis adjusting seat, and the threaded end of the angle adjusting screw is connected to the unit mirror mounting seat.

[0011] Further, the adjusting assembly includes adjusting screw mounting seat and adjusting screw, the adjusting screw is threadedly connected with the adjusting screw mounting seat, the adjusting screw mounting seat is fixed on the unit mirror mounting seat and azimuth axis adjusting seat, and the adjusting screw is in contact with the center cross shaft.

[0012] Further, the adjusting screw mounting seat is arranged along the radial direction of the central cross shaft, and the adjusting screw adjusts the position of the central cross shaft along the radial direction of the central cross shaft.

[0013] Further, the adjusting screw mounting seat is arranged along the axial direction of the central cross shaft, and the adjusting screw adjusts the position of the central cross shaft along the axial direction of the central cross shaft.

[0014] Further, the azimuth axis adjusting seat is provided with a roll adjusting base for adjusting the roll direction away from the unit lens side.

[0015] Further, the roll adjusting base is matched with the azimuth axis adjusting seat shaft hole, and the roll adjusting base is provided with an arc-shaped hole coupled with the screw arranged on the azimuth axis adjusting seat.

[0016] Further, the unit lens is connected with the unit lens mounting seat shaft hole.

[0017] Further, the central cross shaft is connected with the azimuth axis adjusting seat and the unit lens mounting seat shaft hole.

[0018] According to another aspect of the present application, a spliced large-aperture lens is provided, and a plurality of unit lenses are laid on a base through the optical lens adjusting device.

[0019] Beneficial effects:

[0020] 1. The adjusting assembly adjusts the position of the central cross shaft relative to the azimuth axis adjusting seat and the unit lens mounting seat, so as to more stably adjust the relative position of the unit lens, including the relative displacement and the relative angle.

[0021] By adjusting the relative position of the angle adjusting screw and the azimuth adjusting seat, the relative angle of the unit lens can be more stably and conveniently adjusted. DRAWINGS

[0022] The drawings constituting a part of the present application are used to provide a further understanding of the present application, and the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0023] Figure 1 It is a whole connection unit lens structure schematic view of the optical lens adjusting device of the present application;

[0024] Figure 2 It is a structure schematic view of one side of the optical lens adjusting device of the present application;

[0025] Figure 3Another side structure diagram of the adjusting device of the optical lens;

[0026] Figure 4 Transverse displacement adjusting structure sectional view of the adjusting device of the optical lens;

[0027] Figure 5 Longitudinal displacement adjusting structure sectional view of the adjusting device of the optical lens;

[0028] Figure 6 Structure diagram of the plane mirror of the spliced large-aperture mirror;

[0029] Figure 7 Structure diagram of the spliced large-aperture mirror without the base;

[0030] Figure 8 Structure diagram of the curved mirror of the spliced large-aperture mirror;

[0031] Figure 9 Structure diagram of the curved mirror of the spliced large-aperture mirror without the base.

[0032] In the figure: roll adjustment base 1; angle adjustment screw 2; locking nut 3; azimuth shaft adjustment seat 4; longitudinal displacement adjusting screw 5; cross shaft locking block 6; unit lens 7; unit mirror mounting seat 8; center cross shaft 9; adjusting screw mounting seat 10; transverse displacement adjusting screw 11; unit mirror connecting screw 12; base 13. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be explained that, in the case of no conflict, the embodiments and the features in the embodiments in the present application can be combined with each other, and the described embodiments are only a part of the embodiments of the present application, but not all the embodiments.

[0034] It should be explained that, the description of the present application about "left", "right", "left side", "right side", "upper part", "lower part", "top", "bottom" and the like are defined based on the position or relationship of the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the described structure must be constructed and operated in a particular position, therefore, it cannot be understood as the limitation of the present application. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0035] In the description of the utility model, unless another explicit stipulation and limitation, the term "mounting" "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be direct connection, also can be indirectly connected through the intermediate medium, can be two elements inside the intercommunication. For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances. Specific implementation one:

[0037] Referring to the accompanying drawings, an adjusting device of optical lens is provided, comprising:

[0038] Unit mirror mounting seat 8 is connected at the back of unit lens 7;

[0039] Center cross shaft 9 includes pitch axis and azimuth axis, the pitch axis is connected with unit mirror mounting seat 8, and the azimuth axis is connected with azimuth axis adjusting seat 4;

[0040] Adjusting assembly is provided with multiple and is arranged on unit mirror mounting seat 8 and azimuth axis adjusting seat 4 respectively, and all adjusting assemblies are connected with each axis of center cross shaft 9.

[0041] Unit lens 7 back is connected with unit mirror mounting seat 8 by the way of shaft hole cooperation, and is fixed by unit mirror connecting screw 12, the relative position of center cross shaft 9 relative to unit mirror mounting seat 8 and center cross shaft 9 relative to azimuth axis adjusting seat 4 is adjusted by adjusting assembly, and the relative position of unit mirror mounting seat 8 and azimuth axis adjusting seat 4 can be changed by adjusting assembly being arranged at multiple different positions of unit mirror mounting seat 8 and azimuth axis adjusting seat 4, and the relative position includes relative displacement and relative angle.

[0042] In the embodiment, a plurality of angle adjusting screws 2 are connected on the azimuth axis adjusting seat 4, and the threaded end of the angle adjusting screw 2 is connected with the unit mirror mounting seat 8.

[0043] Preferably, the angle adjusting screw 2 is provided with four, which are uniformly distributed on the azimuth axis adjusting seat 4. The angle adjusting screw 2 is in threaded cooperation with the azimuth axis adjusting seat 4, and the end surface of the angle adjusting screw 2 is in contact with the rear end surface of the unit mirror mounting seat 8. The locking nut 3 is used to lock the angle adjusting screw 2. The four angle adjusting screws 2 are screwed into the length in threaded cooperation with the azimuth axis adjusting seat 4, so that the angle adjusting screw 2 pushes the unit mirror mounting seat 8 to rotate around the azimuth axis of the center cross shaft 9, and the azimuth angle adjustment of the unit lens 7 is realized.

[0044] In the embodiment, the adjusting assembly comprises an adjusting screw seat 10 and an adjusting screw, the adjusting screw is in threaded connection with the adjusting screw seat 10, the adjusting screw seat 10 is fixed on the unit mirror seat 8 and the azimuth adjusting seat 4, and the adjusting screw is in contact connection with the shaft of the center cross shaft 9.

[0045] The adjusting screw comprises a longitudinal displacement adjusting screw 5 and a transverse displacement adjusting screw 11, the longitudinal displacement adjusting screw 5 is in contact with the shaft of the center cross shaft 9 corresponding to the azimuth adjusting seat 4, the transverse displacement adjusting screw 11 is in contact with the shaft of the center cross shaft 9 corresponding to the unit mirror seat 8, and the relative position of the unit mirror seat 8 and the azimuth adjusting seat 4, that is, the relative position of the unit lens 7 relative to the azimuth adjusting seat 4 is adjusted through the longitudinal displacement adjusting screw 5 and the transverse displacement adjusting screw 11.

[0046] In the embodiment, the adjusting screw seat 10 is arranged along the axial direction of the center cross shaft 9, and the adjusting screw adjusts the position of the center cross shaft 9 along the axial direction of the center cross shaft 9.

[0047] The adjusting screw seat 10 is fixed on the end surface of the azimuth adjusting seat 4 and the unit mirror seat 8 along the axial direction of the center cross shaft 9, the adjusting screw is in threaded connection with the adjusting screw seat 10, and the center cross shaft 9 is moved along the axial direction of the adjusting screw by rotating the adjusting screw.

[0048] In the embodiment, the azimuth adjusting seat 4 is provided with a roll adjusting base 1 for adjusting the roll direction away from the unit lens 7.

[0049] The roll adjusting base 1 is used for being connected with the base 13.

[0050] In the embodiment, the roll adjusting base 1 is matched with the shaft hole of the azimuth adjusting seat 4, the roll adjusting base 1 is provided with an arc-shaped hole, and the arc-shaped hole is coupled with the screw corresponding to the azimuth adjusting seat 4.

[0051] The screw is passed through the arc-shaped hole arranged on the roll adjusting base 1, the screw is in threaded connection with the azimuth adjusting seat 4, the azimuth adjusting seat 4 can be rotated relative to the roll adjusting base 1 by loosening the screw, and thus the angle of the unit lens 7 relative to the roll adjusting base 1 is adjusted.

[0052] In the embodiment, the unit lens 7 is connected with the shaft hole of the unit mirror seat 8.

[0053] In the embodiment, the central cross shaft 9 is connected with the azimuth adjusting seat 4 and the unit mirror mounting seat 8 through shaft holes. In order to facilitate the adjustment of the position of the central cross shaft 9 relative to the azimuth adjusting seat 4 and the unit mirror mounting seat 8, the cross shaft locking block 6 is arranged at the connection position, and the cross shaft locking block 6 is connected with the azimuth adjusting seat 4 and the unit mirror mounting seat 8 through screws. When the screws are tightened, the position of the central cross shaft 9 relative to the azimuth adjusting seat 4 and the unit mirror mounting seat 8 is fixed. When the screws are loosened, the position of the central cross shaft 9 relative to the azimuth adjusting seat 4 and the unit mirror mounting seat 8 can be adjusted through the adjusting screws arranged on the adjusting screw mounting seat 10.

[0054] Working principle:

[0055] Loosen the screws between the cross shaft locking block 6 and the azimuth adjusting seat 4, adjust the length of the four angle adjusting screws 2 screwed into the azimuth adjusting seat 4 in a threaded manner, so that the angle adjusting screws 2 push the unit mirror mounting seat 8 to rotate around the azimuth axis of the central cross shaft 9, thereby adjusting the azimuth angle of the unit lens 7. Adjust the length of the longitudinal displacement adjusting screw 5 screwed into the adjusting screw mounting seat 10 in a threaded manner, so that the longitudinal displacement adjusting screw 5 pushes the central cross shaft 9 to move longitudinally, thereby adjusting the longitudinal position of the unit lens 7.

[0056] Loosen the screws between the cross shaft locking block 6 and the unit mirror mounting seat 8, adjust the length of the four angle adjusting screws 2 screwed into the azimuth adjusting seat 4 in a threaded manner, so that the angle adjusting screws 2 push the unit mirror mounting seat 8 to rotate around the pitch axis of the central cross shaft 9, thereby adjusting the pitch angle of the unit lens 7. Adjust the length of the longitudinal displacement adjusting screw 5 screwed into the adjusting screw mounting seat 10 in a threaded manner, so that the longitudinal displacement adjusting screw 5 pushes the central cross shaft 9 to move longitudinally, thereby adjusting the longitudinal position of the unit lens 7. After the adjustment is completed, the screws between the cross shaft locking block 6 and the unit mirror mounting seat 8 are tightened. The angle adjusting screws are locked by the locking nut 3. The azimuth adjusting seat 4 and the roll adjusting base 1 are connected through shaft holes, and the screws are fixed in position through arc-shaped holes matched with threaded holes, so as to adapt to the adjustment amount of the roll of the azimuth adjusting seat 4 and the roll adjusting base 1. Specific implementation method two:

[0058] The difference between the specific implementation method and the specific implementation method one is only that:

[0059] In the embodiment, the adjusting screw mounting seat 10 is arranged radially along the central cross shaft 9, and the adjusting screw adjusts the position of the central cross shaft 9 radially along the central cross shaft 9. The adjusting screw mounting seat 10 is fixed on the side of the azimuth shaft adjusting seat 4 and the unit mirror mounting seat 8 radially along the central cross shaft 9, and the central cross shaft 9 is pushed to move in the radial direction through the adjusting screw, so that the central cross shaft 9 can be adjusted to move in different directions, that is, the relative position of the azimuth shaft adjusting seat 4 and the unit mirror mounting seat 8 can be adjusted.

[0060] According to another aspect of the utility model, a spliced large aperture lens is provided, which uses an optical lens adjusting device, and a plurality of unit lenses 7 are laid on the base 13 through the optical lens adjusting device.

[0061] If the large aperture optical lens to be spliced is a plane mirror, the roll adjusting base 1 is of the same size;

[0062] If the large aperture optical lens to be spliced is a curved surface, the roll adjusting base 1 is processed and debugged according to different heights at different positions.

[0063] The above disclosed embodiments of the utility model are only used to help explain the utility model. The embodiments do not describe all the details, and the utility model is not limited to the specific implementation mode. According to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the technical personnel in the art can well understand and utilize the utility model.

Claims

1. An adjusting device for an optical lens, characterized in that, The utility model relates to a kind of optical lens adjusting device, including: Unit mirror mounting seat (8) is connected in the back of unit lens (7); Center cross shaft (9) includes pitch axis and azimuth axis, the pitch axis is connected with the unit mirror mounting seat (8), and the azimuth axis is connected with azimuth axis adjusting seat (4); Adjustment assembly is provided with multiple and is respectively arranged on the unit mirror mounting seat (8) and the azimuth axis adjusting seat (4), and all the adjustment assembly is connected with each axis of the center cross shaft (9) corresponding.

2. An optical lens adjusting device according to claim 1, characterized in that: Azimuth adjustment screw (2) is connected on the azimuth axis adjusting seat (4), and the threaded end of the azimuth adjustment screw (2) is connected with the unit mirror mounting seat (8).

3. An optical lens adjusting device according to claim 1, characterized in that: The adjustment assembly includes adjusting screw mounting seat (10) and adjusting screw, adjusting screw is threadedly connected with the adjusting screw mounting seat (10), the adjusting screw mounting seat (10) is fixed on the unit mirror mounting seat (8) and azimuth axis adjusting seat (4), and the adjusting screw is connected with the center cross shaft (9).

4. An optical lens adjusting device according to claim 3, characterized in that: The adjusting screw mounting seat (10) is arranged along the radial direction of center cross shaft (9), and the adjusting screw is adjusted along the radial direction of the center cross shaft (9) to adjust the position of the center cross shaft (9).

5. An optical lens adjusting device according to claim 3, characterized in that: The adjusting screw mounting seat (10) is arranged along the axial direction of center cross shaft (9), and the adjusting screw is adjusted along the axial direction of the center cross shaft (9) to adjust the position of the center cross shaft (9).

6. An optical lens adjusting device according to claim 1, characterized in that: The azimuth axis adjusting seat (4) is provided with a roll adjustment base (1) for adjusting the roll direction away from the unit lens (7) side.

7. An optical lens adjusting device according to claim 6, characterized in that: The roll adjustment base (1) is matched with the shaft hole of the azimuth axis adjusting seat (4), and the roll adjustment base (1) is provided with an arc-shaped hole, which is coupled with the corresponding screw provided on the azimuth axis adjusting seat (4).

8. An optical lens adjusting device according to claim 1, characterized in that: The unit lens (7) is connected with the shaft hole of the unit mirror mounting seat (8).

9. An optical lens adjusting device according to claim 1, characterized in that: The center cross shaft (9) is connected with the shaft hole of the azimuth axis adjusting seat (4) and the unit mirror mounting seat (8).

10. A large aperture aspheric lens made by splicing, using the adjusting device of any one of claims 1-8. Multiple unit lenses (7) are laid on the base (13) by the optical lens adjusting device.

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