标准直齿圆柱齿轮公法线长度表

标准直齿圆柱齿轮公法线长度数值 标准直齿圆柱齿轮公法线长度表 （m=1,a=20°） 被测齿轮总齿数Z 跨测齿数 公法线长度值L（毫米） 被测齿轮总齿数Z 跨测齿数 公法线长度值L（毫米） 被测齿轮总齿数Z 跨测齿数 公法线长度值L（毫米） 10 11 12 13 14 15 16 17 18 2 4.5683 4.5823 4.5963 4.6103 4.6243 4.6383 4.6523 4.6663 4.6803 46 47 48 49 50 51 52 53 54 6 16.8810 16.8950 16.9090 16.9230 16.9370 16.9510 16.9650 16.9790 16.9930 82 83 84 85 86 87 88 89 90 10 29.1937 29.2077 29.2217 29.2357 29.2497 29.2637 29.2777 29.2917 29.3057 19 20 21 22 23 24 25 26 27 3 7.6464 7.6604 7.6744 7.6884 7.7025 7.7165 7.7305 7.7445 7.7585 55 56 57 58 59 60 61 62 63 7 19.9591 19.9732 19.9872 20.0012 20.0152 20.0292 20.0432 20.0572 20.0712 91 92 93 94 95 96 97 98 99 11 32.2719 32.2859 32.2999 32.3139 32.3279 32.3419 32.3559 32.3699 32.3839 28 29 30 31 32 33 34 35 36 4 10.7246 10.7386 10.7526 10.7666 10.7806 10.7946 10.8086 10.8226 10.8367 64 65 66 67 68 69 70 71 72 8 23.0373 23.0513 23.0653 23.0793 23.0933 23.1074 23.1214 23.1354 23.1494 100 101 102 103 104 105 106 107 108 12 35.3500 35.3641 35.3781 35.3921 35.4016 35.4201 35.4341 35.4481 35.5572 37 38 39 40 41 42 43 44 45 5 13.8028 13.8168 13.8308 13.8448 13.8588 13.8728 13.8868 13.9008 13.9148 73 74 75 76 77 78 79 80 81 9 26.1155 26.1295 26.1435 26.1575 26.1715 26.1855 26.1995 26.2135 26.2275 109 110 111 112 113 114 115 116 117 13 38.4282 38.4422 38.4563 38.4703 38.4843 38.4983 38.5123 38.5263 38.5403 118 119 120 121 122 123 124 125 126 14 41.5064 41.5205 41.5344 41.5484 41.5626 41.5765 41.5905 41.6045 41.6185 145 146 147 148 149 150 151 152 153 17 50.7410 50.7550 50.7690 50.7830 50.7970 50.8110 50.8250 50.8390 50.8530 172 173 174 175 176 177 178 179 180 20 59.9755 59.9895 60.0035 60.0175 60.0315 60.0456 60.0596 60.0736 60.0876 127 128 129 130 131 132 133 134 135 15 44.5846 44.5986 44.6126 44.6266 44.6406 44.6546 44.6686 44.6826 44.6966 154 155 156 157 158 159 160 161 162 18 53.8192 53.8332 53.8472 53.8612 53.8752 53.8892 53.9032 53.9172 53.9312 181 182 183 184 185 186 187 188 189 21 63.0537 63.0677 63.0817 63.0957 63.1097 63.1237 63.1377 63.1517 63.1657 136 137 138 139 140 141 142 143 144 16 47.6628 47.6768 47.6908 47.7048 47.7188 47.7328 47.7468 47.7608 47.7748 163 164 165 166 167 168 169 170 171 19 56.8973 56.9113 56.9254 56.9394 56.9534 56.9674 56.9814 56.9954 57.0094 190 191 192 193 194 195 196 197 198 22 66.1319 66.1459 66.1599 66.1739 66.1879 66.2019 66.2159 66.2299 66.2439 199 200 23 69.2101 69.2241 注：若模数m不等于1，其L值等于表中的L值乘m。