同步轮尺寸参数表.doc
9页
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 2δ齿形角3M31.280.910.26~0.351.900.762≈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°授课：XXX同步带轮的节圆直径计算： Dp=p×Z/∏ Dp： 节径Z ： 齿数∏： 圆周率同步带轮实际外圆直径计算：De= Dp-2δ Dp：节径δ：节顶距同步轮主要部位尺寸允差值 同步轮节距公差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 tolerance≤25.400.03+0.05-0＞25.40-50.80 0.03+0.08-0＞50.80-101.60 0.03+0.10授课：XXX-0＞101.60-177.80 0.03+0.13-0＞177.80-304.80 0.03+0.15-0＞304.80-508.00 0.03 +0.18-0＞508.00 0.03+0.20-0 同步轮外径公差Tolerance of outisd dimeter of pullet （mm）带轮外径Outside dimeter允差Tolerance≤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授课：XXX -0＞177.80-304.80 +0.15 -0＞304.80-508.00 +0.18 -0＞508.00 +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 tolerance≤101.60 0.10＞101.60-254.00带轮外径×0.001＞254.000.25+［(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 tolerance≤203.20 0.13授课：XXX＞203.200.13+（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S2M20.761.3251.300.10.19S3M31.111.9751.950.150.28S4.5M4.51.592.982.930.220.48S5M51.773.2753.250.250.55S8M82.835.305.200.40.9授课：XXXS14M144.959.289.100.71.6T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± 15°max 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+0.0501授课：XXXT1010.06.02+0.106.57+0.102.6+0.103.4250.60.8+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齿槽角度齿根圆角半径rb齿顶角半径rt2δ授课：XXXΨ±1.5°MXL2.0320.84±0.050.69200.350.130.508XL5.0801.32±0.051.65250.410.640.508L9.5253.05±0.102.67201.191.170.762H12.704.19±0.133.05201.601.61.372XH22.2257.90±0.157.14201.982.392.794XXH31.75012.17±0.1810.31203.963.183.048 （注：可编辑下载，若有不当之处，请指正，谢谢!） 授课：XXX。
