Crankshaft with light weight of miniature automobile engine

The utility model provides a crankshaft with light weight of a miniature automobile engine, relates to a component of an automobile engine. The crankshaft with light weight is suitable for a four-cylinder engine with the cylinder diameter of 62-75mm, and comprising a main journal, a connecting rod n...

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Bibliographic Details
Main Authors WEI LINYU, WEN ZHI, GUO JIANJUN, ZHONG CHENGKUN, ZHONG CHENG
Format Patent
LanguageChinese
English
Published 08.05.2013
Subjects
BEARINGS
BLASTING
ELEMENTS OR CRANKSHAFT MECHANISMS
ENGINEERING ELEMENTS AND UNITS
FLEXIBLE SHAFTS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
ROTARY BODIES OTHER THAN GEARING ELEMENTS
SHAFTS
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:The utility model provides a crankshaft with light weight of a miniature automobile engine, relates to a component of an automobile engine. The crankshaft with light weight is suitable for a four-cylinder engine with the cylinder diameter of 62-75mm, and comprising a main journal, a connecting rod neck and a crank arm, FCD700C spheroidal graphite cast iron is adopted and subjected to round corner, rolling depression and strengthening processes to obtain the whole crankshaft, the radius of the main journal is 45mm, and the diameter of the connecting rod neck is 38mm. The crankshaft with light weight provided by the utility model has the advantages of light weight, high fatigue strength and safety factor, long service life and the like.
Bibliography:Application Number: CN20122598443U