同步轮尺寸参数表

HTD型半圆弧齿同步轮尺寸参数表槽齿槽深hg齿槽圆弧半径R齿顶圆半角r1齿槽宽s两倍节顶距25齿形角型节距pb3M31.280.910.26〜0.351.900.762〜14°5M52.161.560.48〜0.523.251.144〜14°8M83.542.570.78〜0.845.351.372〜14°14M146.204.651.36〜1.509.802.794〜14°20M208.606.841.95〜2.2514.804.320〜14°同步带轮的节圆直径计算:Dp=pxz/nDp：节径Z:齿数n：圆周率n：圆周率同步带轮实际外圆直径计算:De=Dp-2SDp：节径S:节顶距同步轮主要部位尺寸允差值同步轮节距公差Picthtoleranee (mrh带轮外径Outsidediameterpitch允差偏差Toleranee任意两相临齿间Distaneebetweentwoclosegears90弧约允差Within90toleranee<25.400.03+0.05-0>25.40-50.800.03+0.08-0>50.80-101.600.03+0.10-0…800.03+0.13-0…0.03+0.15-0

一0.03+0.18-0>508.000.03+0.20-0同步轮外径公差Toleraneeofoutisddimeterofpullet带轮外径Outsidedimeter允差Toleranee<25.40+0.05-0>25.40-50.80+0.08-0>50.80-101.60+0.10-0>101.60-177.80+0.13-0>177.80-304.80+0.15-0>304.80-508.00+0.18-0

>508.00+0.2-0（mrh同步轮端面允许跳动量Allowablebouneeofpulleyend （mm（mrh带轮外径Outsidediameterpitch允许跳动量Bounceoftoleranee<101.600.10>101.60-254.00带轮外径x0.001>254.000.25+[（带轮外径-254.00）x0.005]同步轮径向允许跳动量Allowablebounceofpulleywarpdireetion带轮外径Outsidediameterpitch允跳值Bounceoftoleranee<203.200.13>203.200.13+（带轮外径-203.20）x0.005STD半圆弓瓜齿槽平底型同步轮尺寸参数表型号节距pb齿高侧圆半径 齿槽宽齿底角齿顶角S2M20.761.3251.300.10.19S3M31.111.9751.950.150.28S4.5M4.51.592.982.930.220.48S5M51.773.2753.250.250.55S8M82.835.305.200.40.9S14M144.959.289.100.71.6

T2.52.51.75+0.051.833.326.57+0.050.75+0.0512525250.20.3+0.050.6T55.02.96+0.05+0.051.25+0.051.950.40.6+0.051T1010.05.02+0.1+0.12.6+0.13.40.60.8+0.12T2020.011.65+0.1512.6+0.155.20+0.1306250.81.2+0.10齿槽深中土 齿根圆角齿顶角半径齿槽深中土 齿根圆角齿顶角半径rb半径rtMXL2.0320.84±0.050.69200.350.130.508XL5.0801.32±0.051.65250.410.640.508hgI]°

L9.5253.05±0.102.67201.191.170.762H12.704.19±0.133.052