光学镜片调整机构、光路控制装置及光学系统

Abstract

本申请属于光学器件领域，提供了一种光学镜片调整机构、光路控制装置及光学系统，光学系统包括光路控制装置，光路控制装置包括光学镜片调整机构，光学镜片调整机构包括调整架、固定架、支撑件、调节组件以及拉紧组件；支撑件滚动支撑于调整架与固定架之间；调节组件包括调节件及锁紧件，调节件沿预设方向活动穿设于固定架，且一端与调整架抵接；锁紧件与调节件活动连接；拉紧组件连接调整架和固定架。通过拉紧组件、支撑件和调节组件之间配合，使得调整架相对固定架的角度可调，并能够确保调整架稳定地保持在已调节好的角度位置，同时能够对调整架稳定支撑，有利于提升光学镜片调整机构整体结构的稳定性，有利于提升光学系统的可靠性。

Claims

1. An optical lens adjustment mechanism, characterized in that, include: Adjustment bracket, used for mounting optical lenses; A fixing frame is provided at a distance from the adjusting frame along a preset direction; The support member is rolled between the adjusting frame and the fixed frame; An adjustment assembly, spaced apart from the support member, includes an adjustment member and a locking member; the adjustment member is movably inserted through the fixed frame along the preset direction, and one end abuts against the adjustment frame, for driving the adjustment frame to rotate relative to the fixed frame with the support member as the fulcrum; the locking member is movably connected to the adjustment member, for locking the adjustment member onto the fixed frame after the angle between the adjustment frame and the fixed frame is adjusted; as well as The tensioning assembly connects the adjusting frame and the fixing frame, and gives the adjusting frame a tendency to move toward the fixing frame.

2. The optical lens adjustment mechanism of claim 1, wherein: The fixing frame has a through hole, the adjusting member is a stud and is threadedly connected to the through hole, the locking member is located on the side of the fixing frame facing away from the adjusting frame, the locking member has a threaded hole and is threadedly connected to the adjusting member through the threaded hole.

3. The optical lens adjustment mechanism of claim 2, wherein: The outer wall surface of the locking component is provided with anti-slip texture.

4. An optical lens adjusting mechanism according to any one of claims 1 to 3, characterized in that: The end of the adjusting member near the adjusting frame is the actuating end, and the adjusting assembly also includes a rolling member, which is rotatably supported between the adjusting frame and the actuating end.

5. The optical lens adjustment mechanism of claim 4, wherein: The adjustment frame has a first groove on the side facing the fixed frame, and the actuating end has a second groove corresponding to the first groove along the preset direction. The rolling element is rotatably accommodated in the first groove and the second groove.

6. An optical lens adjusting mechanism according to any one of claims 1 to 3, wherein: The number of adjustment components is two, the two adjustment components are arranged diagonally, and the two adjustment components and the support are distributed in a triangle.

7. The optical lens adjustment mechanism of claim 6, wherein: At least two tensioning components are provided between each of the adjustment components and the support member at intervals.

8. An optical lens adjusting mechanism according to any one of claims 1 to 3, wherein: The tensioning assembly includes an elastic element, the two ends of which are respectively connected to the adjusting frame and the fixing frame.

9. An optical path control device characterized by comprising: It includes an optical lens and an optical lens adjustment mechanism as described in any one of claims 1-8, wherein the optical lens is mounted on the adjustment frame and the axis of the optical lens is aligned with the preset direction.

10. An optical system characterized by comprising: The device includes a laser, a focusing mechanism, and an optical path control device as described in claim 9. The laser is used to emit a laser beam, the optical path control device is disposed on the optical path between the laser and the focusing mechanism, and is used to change the propagation path of the laser beam. The focusing mechanism is used to focus the laser beam onto the target area of ​​the workpiece.

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