2.见图。 （１）TI?9550Pn?9550101000?95.5N.m TII?0
TIII?TI?i?95.512628?429.75N?m （２）amn(z1?z2)1?2cos?，cos??0.98
d1?d2?(1?z2z)d1?2a 1d2a1??400?114.286mm 1?z2z1?701282T3FI2?95.5?10t2?d?286?1671N?Ft?2
1114.FFt2r2?cos?tan?1671n?0.98?tan20??621N?Fr?2 Fa2?Ft2?tan??1671?tan(arccos0.98)?339N?Fa?2
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