Polarization maintaining optical fiber shaft fixing machine

A polarization-maintaining fiber and axis-fixing technology, which is applied to polarization fibers, cladding fibers, etc., can solve the problems of the complex structure of the angle control module and the fixation of the polarization-maintaining fiber, which is simple in structure, easy to move, and improved in accuracy. Effect

Inactive Publication Date: 2018-11-06
WUHAN FEITAI INTELLIGENT EQUIP CO LTD
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Problems solved by technology

[0005] The Chinese patent application number 201310205159.2 discloses an automatic axis-fixing system for polarization-maintaining optical fibers, including image processing and angle control modules, control devices, actuators, and angle detection devices. Speed ​​and direction, but its disadvantage is that the structure of the angle control module is relatively complicated, and only the axis of the polarization-maintaining fiber is fixed, and the problem of fixing the polarization-maintaining fiber after the axis is fixed is not considered

Method used

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Embodiment Construction

[0022] The technical solutions of the various embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts fall within the protection scope of the present invention.

[0023] As shown in the figure, a polarization-maintaining optical fiber shaft positioning machine is provided, including a camera and a positioning device 9, the camera is connected to an external control device, the camera includes a horizontal camera 1 and a vertical camera 2, and a polarization-maintaining optical fiber 6 At the same level as the horizontal camera 1, one end of the polarization-maintaining optical fiber 6 is placed on the positioning device 9 and its end face fa...

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Abstract

The present invention provides a polarization maintaining optical fiber shaft fixing machine. The polarization maintaining optical fiber dead axle machine comprises a camera device and a location device, the camera device is connected with an external control device, the camera device comprises a horizontal camera and a vertical camera, the polarization maintaining optical fiber and the horizontalcamera are located at the same level height, one end of the polarization maintaining optical fiber is arranged on the location device and the end face of the polarization maintaining optical fiber faces the horizontal camera, the vertical camera is fixed at the upper portion of the end face of the polarization maintaining optical fiber; the location device comprises a location seat, the locationseat is provided with a manual knob, a stepping motor and a displacement bench, the manual knob and the stepping motor are connected with the displacement bench, the manual knob and the stepping motorare regulated to move the displacement bench, one end of the displacement bench is provided with an optical fiber clamping device, and the other end of the displacement bench is provided with a bossconfigured to put an optical fiber fixing tool. The polarization maintaining optical fiber shaft fixing machine can achieve rapid and stable axis fixing of the polarization maintaining optical fiber,and is simple in operation and high in shaft fixing accuracy.

Description

technical field [0001] The invention relates to the technical field of optical fiber sensors, in particular to a polarization-maintaining optical fiber axis fixing machine. Background technique [0002] Polarization-maintaining fiber is a special type of single-mode polarization-maintaining fiber. This type of polarization-maintaining fiber has a strong polarization-maintaining characteristic. Generally, this characteristic is obtained by introducing a stress block or an asymmetric core into the polarization-maintaining fiber core. Due to this characteristic, polarization-maintaining fiber is widely used in polarization-maintaining fiber-optic gyroscopes, interference sensing, and coherent optical communications, which have high requirements on the polarization state. The precise positioning and alignment of the polarization axis of polarization-maintaining fiber is one of the key technologies in its application. [0003] At present, most of the polarization-maintaining fib...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02B6/024
CPCG02B6/024
Inventor 刘鸿铭周凯罗传标
Owner WUHAN FEITAI INTELLIGENT EQUIP CO LTD
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