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1、?1.?1.?2.?3.?1.?min?D?mm.?r/min?DN?DN?90%?80%?50%?65%?70%?60%?2000?32000?1.?1.?2.?3.?4.?5.?1.?PO?PO?2.?90%?90%?L?90%?10%?96%?L?L?L?96%?90%?90%?L?10%?L?4%?1000?L?53%?L?1000/0.53=1887?96%?1000?90%?17?25mm?3/4?1780N?11000r/min?1/4?890N?3500r/min?89N?89N?70mm?6?0015?140?8%?1.?25mm?2.?70mm?3.?25+70?/
2、2=47.5?mm?4.?DN?47.511000=0?521065.?DN?12?,?0.85?95?DN?1.5210?/0?85=0?611061.?DN?12?DN?2.?3.?14?20000h?4.?15?8%?85%?20000/0?85=23529?10?11?C.?890N?89N?0.1?16?1.00+1.020?/2=1.010?C=1.01029746?12?11?13?18?29746N.?18?30mm?14?15?PO?16?140F?DN?Dm6x=?30+62?/2=46?mm?11000r/min?DN?506000?DN?
3、12?DN?16000r/min?11000r/min?17?18?13?19?30mm?62mm?16mm?ISOPO?SKF?1.?1.?1.?C0?10/3?2.?3.?4.?5.?6.?1.?1.?40?NJ306?42306?30mm?72mm?19mm,?NF306?12306?6306?306?2.?50?32209?7509?45mm?85mm?24?75mm?30209?7209?20?75mm?4mm?14?3.?30207?7207?30205?7205?32207?7507?32205?7505?32207?30207?6mm?32205?30205?3mm?32207
4、?32205?4.?15?45?5.?6.?16?7.?8.?55?NU2312?32612?6013046?mm?NU212?32212?NU212?6011022?mm?2mm?6409N?50409?6409?409?HRC6164?YT30?YW1?YW2?1.?Dmp?GB180179?dmp?GB180179?1.?2.?1.?1.?64006300?6200?63006200?6100?62006000?600002Z6000Z?60000N?6408N?50408?6310?50310?6408?408?6310?310?6212?212?6210?210?2.?3230032
5、200?30300?3220030200?3030032200?30200?3020032000?32308?7608?32210?7510?32208?7508?30308?7308?N2300N2200?N300?N200?N2200N200?N1000?N400N300?N2200?N300N2200?N200?N200N1000?NU0000?32000?NJ0000?42000?N0000?20000?N0000?N0000?NU0000?NJ0000?NF0000?NU2312?32612?N2312?2612?1.?15?7000C?3600?25?7000AC?46000?40
6、?7000B?66000?7400C7300C?7200C?7400AC?7300AC?7200AC?7300C7200C?7000C?7300AC?7200AC?7000AC?7200C7000C?7200AC?7000AC?7307?36307?7208C?36208?7307AC?46307?1.?6308?308?N308?2308?NU308?32308?NJ308?42308?6308N?50308?6308Z?60308?1308?1308?7308C?36308?7308AC?46308?409023?mm?1.?1.?1.?1/2?2.?3.?1/2?4.?1.?40mm?1
7、015mm?2.?30?5mm?3.?4.?1.?1.?2.?3.?0.1mm,?0.7mm?23mm?50%?50%?“6101”?2?1.?2.?3.?1.?1?100?664?6503?6501?90-100?12?12?20?51708ZHS?688808?2.?1.?2.?8090?23mm?5070mm?1.?1.?P?07C?07C?15C?15C?1.?2124?GB27584?1.?1.?1.?2.?14mm?2/34/5?21?j5?k5?j6?k6?k6?m6?k5?m5?h7?IT5?500mm?IT7?22?23?24?21?22.?1.?2.?100?8090?10
8、?1.?d?d?mm?B?mm?R?T?510?1.?10?3mm?5mm?2.?23?24?28?30?70?1.?1.?2.?012mm?38%?016mm?50%?004mm?008mm?70%?Aomin=1.58tgaR0.5A?R?A?A?7000C a=157000AC a=257000B a=40?“+”?“”?Aomin?50N?2h?15?1.?2.?25?FAG?26?27?26?27?25?mm?26?mm?1.?210?2.?211?3.?212?1.?NN3020K?3182120?L=K?eHen+a?mm?
9、eH?en?a?0.01k?28?eH?29?en?210?K1?K2?+0?07mm?+0?08mm?25mm?=6?25+?07+0?08?=6?40?mm?120?27?+0?16mm?0?12mm?25mm?=6?25+?160?12?=6?29?mm?120?23mm?1?5mm?50?d?cm?D?cm?R?4000070000N/c?n?G?5106N/c?a.?002mm?b.?0020?003mm?0040?008mm?00250?005mm?c.?003mm?d.?80%?e.?1.?2-8?29?210?2.?3.?4.?5.?1.?1.?2.?1/2?15?3.?03mm?4.?20?5mm?90?1.?1.?CA10B?2.?35?213?320?29?29?3.?50?1.?30310?7310?32310?7610?7090?32310?30310?2.?32216?7516?30216?7216?7090?
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