IN-PIT EXCAVATOR CATERPILLAR RUNNING GEAR

摘要

FIELD: transport.;SUBSTANCE: caterpillar running gear comprises lower frame with carrying roller and central trunnion, caterpillars and running gear drive reduction gear. Note here that lower frame consists of two parts and is furnished with joint straps arranged in pairs on the frame opposite surfaces. Pairs of straps and both parts of the platform are bolted together. Caterpillar frames are bolted to lower frame. Running gear reduction gears are aligned on caterpillar frames at distance of 1/4 of lower frame width while carrying roller diameter-to-lower frame width makes 0.8-0.9.;EFFECT: higher stability, simplified servicing.;2 dwg