同步轮尺寸参数表(8页).doc

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1、-HTD型半圆弧齿同步轮尺寸参数表 槽型节距 pb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 2齿形角3M31.280.910.260.351.900.762145M52.161.560.480.523.251.144148M83.542.570.780.845.351.3721414M146.204.651.361.509.802.7941420M208.606.841.952.2514.804.32014同步带轮的节圆直径计算： Dp=pZ/ Dp： 节径Z ： 齿数： 圆周率同步带轮实际外圆直径计算：De= Dp-2 Dp：节径：节顶距同步轮主要部位尺寸允差值 同步

2、轮节距公差Picth tolerance （mm）带轮外径Outside diameter pitch允差偏差Tolerance任意两相临齿间Distance between two close gears90弧内约允差Within 90 tolerance25.400.03+0.05-025.40-50.80 0.03+0.08-050.80-101.60 0.03+0.10-0101.60-177.80 0.03+0.13-0177.80-304.80 0.03+0.15-0304.80-508.00 0.03 +0.18-0508.00 0.03+0.20-0 同步轮外径公差Tolera

3、nce of outisd dimeter of pullet （mm）带轮外径Outside dimeter允差Tolerance25.40+0.05-025.40-50.80 +0.08 -050.80-101.60 +0.10 -0101.60-177.80 +0.13 -0177.80-304.80 +0.15 -0304.80-508.00 +0.18 -0508.00 +0.2 -0 同步轮端面允许跳动量Allowable bounce of pulley end （mm）带轮外径Outside diameter pitch允许跳动量Bounce of tolerance101.6

4、0 0.10101.60-254.00带轮外径0.001254.000.25+(带轮外径-254.00)0.005 同步轮径向允许跳动量Allowable bounce of pulley warp direction （mm）带轮外径Outside diameter pitch允跳值Bounce of tolerance203.20 0.13203.200.13+（带轮外径-203.20）0.005STD半圆弧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S2M20.761.3251.300.10.19S3M31.111.9751.950.150.28S4.5M4.5

5、1.592.982.930.220.48S5M51.773.2753.250.250.55S8M82.835.305.200.40.9S14M144.959.289.100.71.6T型同步轮尺寸参数表型号节距pb形状形状ygradrb rt2aSE brN brSE hgN hg偏差偏差偏差mix 15max偏差T2.52.51.75+0.0501.83+0.0500.75+0.0501250.20.3+0.0500.6T55.02.96+0.0503.32+0.0501.25+0.0501.95250.40.6+0.0501T1010.06.02+0.106.57+0.102.6+0.10

6、3.4250.60.8+0.102T2020.011.65+0.15012.6+0.1505.2+0.1306250.81.2+0.103梯形直边齿同步轮尺寸参数表 型号节距pb齿槽底宽bw齿槽深hg齿槽角度1.5齿根圆角半径rb齿顶角半径rt2MXL2.0320.840.050.69200.350.130.508XL5.0801.320.051.65250.410.640.508L9.5253.050.102.67201.191.170.762H12.704.190.133.05201.601.61.372XH22.2257.900.157.14201.982.392.794XXH31.75012.170.1810.31203.963.183.048-第 8 页-