The utility model relates to
mechanical design technical field discloses a high accuracy balance air conditioner engine
crankshaft, including front end spindle neck, the front end spindle neck rear side fixedly connected with first connecting sleeve, first intermediate spindle neck is fixedly connected with first connecting sleeve rear portion, first intermediate spindle neck outside fixedly connected with front balance ring, first intermediate spindle neck left and right sides all fixedly connected with primary
crank arm, primary
crank arm inside fixedly connected with primary connecting rod axle neck, primary
crank arm bottom fixedly connected with primary crank balance weight, the crank balance weight bottom fixedly connected with balance counterweight sliding block, first intermediate spindle neck rear portion fixedly connected with secondary crank
assembly, the utility model discloses, this
crankshaft passes through multiple spindle neck dispersion load, promotes the alternating complex
load capacity, axle neck cover and
lubrication structure stable gap, balance weight and adjusting screw optimization
dynamic balance, reduce the
failure risk greatly.