DK28 diesel engine fittings connecting rod bushing

Marine diesel engine accessories connecting rod bushing is the middle part of connecting rod small head and piston pin connection, in the high-speed engine, connecting rod bearing bushing generally need to add coating, connecting rod bushing generally no coating. The connecting rod bearing bush generally has no oil groove and oil hole, and the connecting rod bushing generally has an oil groove or oil passage bearing bush and bushing belong to the category of plain bearing.

Connecting rod bearing bushing is generally used in the big head, connecting rod bushing is generally used in the small head.

Connecting rod bearing bush is the middle part of connecting rod head and crankshaft connection.

The connecting rod bearing is a large end bearing of the connecting rod fitted with the crank pin to reduce wear on the crank pin. The big end bearing of the connecting rod is a split plain bearing. The big end bearing of the crosshead connecting rod is usually made separately, and then the connecting rod bolt is firmly connected with the rod body, and the antifriction alloy is often directly cast on its inner surface. The upper half of the big end bearing of the cross-headed connecting rod is often made into one with the rod body, and the lower half bearing cover is manufactured separately, and the connecting rod bolt is solidly connected with the upper half, and the inner side of the bearing and the lower half is equipped with a bearing bush. In order to lubricated, oil holes are drilled in the big end bearing, and oil tanks and garbage tanks are opened on the anti-friction alloy surface.