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                BG系列双作用气动执行器

                BG系列双作用气动执行器

                BG系列双作用气动执行器的调节机构的种类和构造大致相同,主要是执☆行机构不同。因此ω在气动执行器介绍时分为执行机构和调节阀两部分。气动ω 执行器由执行机构和调节阀(调节机构)两个部分组成。根据控制信号的大小,产生相应的推力,推动调」节阀动作。调节阀是气动执行器的调节部分,在执行机█构推力的作用下,调节阀产生一定的位移或转△角,直接调节流体的流←量。双作用执行机构双作用执行机构的选用以BG系列气动执◣行机构。齿轮条式¤执行机构的输出力矩是活塞压力(气源压力所供)乘上节圆半径(力臂)所得,且磨擦阻力小效※率高。顺时针旋转和逆时针旋转时▼输出力矩都是〗线性的。在正常操作条件下,双作用】执行机构的推荐安全系数为25-50%

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