一种新型角度传感器的设计

Design of new type angle sensor

提出了一种采用线阵CCD器件实现小角度测量的设计方案,该方案利用自准直原理进行测量,可以有效地降低测量误差。阐述了自准直测量原理,给出了硬件设计,并采用复杂可编程逻辑器件(CPLD)驱动和检测CCD信号。同时,综合考虑到量程大和测量误差小的具体要求,利用光学拼接的方法满足了设计要求。

A design scheme measuring little angle with linear CCD is presented.The autocollimated measurement scheme can prove accuracy effectively.The autocollimated measurement principle is discussed,and hardware design is given.Complexity programmable logic device(CPLD) is used to drive and detect the CCD signal.And the concrete needs for small measurement error and large scale are considered.And a demand of design is met by utilizing optics connection.