渐开线圆柱齿轮精度及检测 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 齿轮传动是机械传动中最主要的传动形式之一,它在现代机械中应用极为广泛。本章主要研究影响齿轮传动精度的齿轮或齿轮副的偏差项目。 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. § 概述 1、适用范围广; 2、效率高; 3、传动平稳、结构紧凑; 4、工作可靠、寿命长。一、齿轮传动的主要特点: 二、齿轮传递运动要求:(用途) : 齿轮转一圈,最大的转角误差在一定范围内。?对于传动比: 。 12 iw w??转角误差—实际转角与公称转角之差。? i0 ?360 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 齿轮传递运动要求 : 要求齿轮的瞬间传动比变化不大(在一定范围内)。? i0 ? 360 : 要求齿轮啮合时,齿面接触良好。 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 齿轮传递运动要求 : 侧隙的作用?侧隙太大或太小会有什么影响? 1w 2w针对不同的使用场合,对使用要求的侧重点不同。测量齿轮、高速齿轮、重载齿轮需要限定哪些使用要求? Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. § 齿轮加工误差及其检测一、影响运动准确性的误差:( 4个) (GB/T -2001) F i’( △F i ’):被测齿轮与理想精确齿轮单面啮合时,在被测齿轮转一圈内,实际转角与公称转角之差的总幅度值。 F i ’f i ’ Evaluation only. Evaluation only. Created with A
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