What can cause the crankshaft bearing heat

Punch within the control or punch manufacturers will encounter crankshaft bearing fever scene, then what's the reason for it, then your supply of the little series towards the public concerning the causes of the crankshaft bearing heat and punch factory test punch 3d. Together to discover it.
1, when the procedure is not really a collection or mixture of the collector cannot be opened up following the turnaround of health spring fall elasticity. Bond the camp ground too tight, the exchange of spring, study regarding the mixture from the distance between scraping key
2 kangaroo punching anchor, punch crankshaft bearing fever, shaft scraping bad, smooth bad, new scraping research copper tiles, look into the lube situation
3, rail burning, rail clearance is simply too small, poor lube, poor diplomatic relations, re-scratch the rail, swap space, focus on lube ?4, from the oil in the bearing copper scrap, lack of oil, lubricating oil isn't clean, look into the lube conditions power punch, interrupt bearing test scrubbing.