Jining Tongderui Construction Machinery Co., Ltd. was established in 2011, mainly engaged in excavator parts, loader parts, bulldozer parts and dump truck parts. Our company has a high-quality professional technical research and development team engaged in product research and development in the field of Construction equipment all year round, with strong technical force.
Introduction to the Main Pump (Hydraulic Pump) of PC56-7: This is the core hydraulic power component of the Komatsu PC56-7 mini excavator, also known as the main hydraulic pump, typically featuring a variable piston pump structure. ✨ Core Function: - It supplies high-pressure hydraulic oil for the excavator's boom, arm, bucket, rotation, and travel movements, serving as the "power heart" of the entire hydraulic system. - By adjusting the displacement, it precisely matches the flow requirements of different working conditions, balancing operational efficiency and fuel economy. 🔧 Structure and Features: - Type: Mostly variable axial piston pumps (some are dual variable pumps), which can automatically adjust the output flow according to the load.
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