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140XTS01206 Quantum
刚性、负载惯量、惯量比和间隙,都是使传动机构位置稳定时间恶化的关联因素。位置稳定时间,是指从指令动作结束与机构实际停止之间的延迟。减少这种延迟对于许多具有短程动作的应用尤其重要。等待机器停止,可能占到整个周期相当大的一部分。
请记住,这些传动机构的位置由旋转伺服电机的编码器测量。编码器可以显示负载以较短的时间稳定下来。这意味着编码器已停止移动。负载可能仍在运动中,尚未稳定或正经历振动和振荡。
传输系统的刚性和间隙会干扰通过编码器测量的稳定时间。然而,在直接驱动电机中,编码器本质上是固定在负载本身上的,报告负载的真实稳定时间。由于其高刚性和零间隙,通过良好的调整可以显著减少直接驱动电机的稳定时间,同时还需要尽可能的减轻源自负载本身的振动。
齿轮箱和皮带可实现的稳定时间,通常受到机械刚性和间隙水平的影响,齿轮箱的性能通常优于皮带。这些机构的位置是通过旋转伺服电机的编码器测量的。
编码器可能表示负载已以较短的建立时间稳定,但它的真正含义是编码器已停止移动。负载可能仍在运动中但尚未稳定,或者可能正在经历振动。
传动装置的刚性和间隙会干扰通过编码器测量稳定时间。在直接驱动电机中,编码器基本上是固定在负载本身上,用于报告负载的真实稳定时间。
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