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📋 齿轮参数公式
标准直齿圆柱齿轮:
分度圆 d = m·z | 齿顶圆 da = d + 2·ha*·m | 齿根圆 df = d − 2·(ha*+c*)·m
基圆 db = d·cosα | 中心距 a = (d1+d2)/2 = m·(z1+z2)/2
齿距 p = π·m | 分度圆齿厚 s = π·m/2
传动比 i = z2/z1