钻头直径与转速的关系

1、钻头、丝攻切削转速表材质塑胶MATERIALS BRONZE青黄拥PLASTIC URASS合金铜ALLOY COPPER铝ALUMINUM铸铁CAST IRONft RON9值了 value V +7 6030V值2 value V2 214V值土, value V 53417值土了 value V 52512V值10 耳值5 value 1Dyftlue V+550253015不锈钢STAINLESS STEEL vli2 value V 4:2S 4切钢备件 Cutting condition&Z)Mmm中2J5415270595554780446022307960398047S0239

2、0393019101275635中33610130563703135297016180530031851590143J74265513301590795133064042J210中715457552730136512756352275114013656801110545365180eg13J568023901195111J血1990995119J600995480320试491205伽212510d09904931770期10605308354232S5140eio1QS5河1PW955洌445159080095；4SQ8003SJ255125en98549017405708104051450

3、725370435725换230115中if90D45D15907957453701330665795400665320210105中1383542Q147073；63534Q122J610735361029519510041477533513S5630馋32011355706S0河570270顾90中157203501275丽eoo3001060；3064032053025517085*1663034011956005602S099550000300JO0240160SO中1丁6403201125殛52526093547056028047022515075#18SOQ3001060530妙2

4、；0呂酣体530265440210140704195702S51005500470235S3542050025042020C13567*205402709554304452257954004802400190130*254302207A5380244130S40320380190320皿100凭中30360180635320300150烦265320160265130&545中4027013548024022；110200240120200列65304502201103S019017590320面15095160755025D.IA丝攻尺寸表公制英制英制直径四角M3W1/843.22M4M4.

5、5W5/3254M5M5.5W3/165.54.5M6U1/4W1/464.5U5/16W5/166.15M8M76.25M10M9U3/8W3/875.5M11U7/16W7/1686PTPSPF直径四角口1/81/81/8861/41/41/41193/83/83/814111/21/21/218145/819153/43/43/423177/824191112621M128.56.51-1/8 1-1/8 28 21U1/2W1/2971-1/41-1/41-1/43226M14M15U9/16W9/1610.581-3/81-3/81-3/83526U5/8W5/81291-1/21-

6、1/21-1/23829M1612.510M171310M18U3/4W3/41411M201512M22U7/8W7/81713M24M251915M27M26U1W12015M282117U1-1/8W1-1/82217M302317M32U1-1/4W1-1/42419M332519M35M34U1-3/8W1-3/82621M36M382821M39M40U1-1/2W1-1/23023M42W1-5/83226M45U1-3/4W1-3/43526M48W1-7/83829一切由电动机驱动的机器、机床，其输出转矩、输出功率和转速都遵循如下关系:T# 9550 * P/n式中T转矩单位NmP功率单位kWn转速单位转/分钟在理论上，钻头直径越大其切削刃越长，切屑就越宽，工件材料对钻头的阻力也越大；另一方面，钻头直 径越大其平均作用半径也越大。这两项因素都要求钻头的切削转矩加大。机床的最大输岀功率是一定的， 转矩与转