The
cable excavator is an earliest documented self powered machine which is
used to move earth. Till the second half of the 20th century it was very
popular machine for doing heavy tasks. With their interchangeable front
ends like shimmer, hoe, shovel and skimmer they perform efficiently. The
most important aspect of the machine is that it can be fitted with
cranes to perform clamshell and lifting duties.
Nowadays with the arrival of hydraulic excavator the demand of cable
excavator has decreased to a considerable extent but still it is used in
many countries in heavy infrastructure projects.
Mechanical Operations
Cable excavator is an excavator of choice for various operations. The
main constituents of cable excavator are hoists, cable or rope, crowd
arm, buckets, shovels and various other smaller equipments. As per
requirement the arm can be fitted with buckets or shovels or other
instrument. Crowd arm and hoist rope speeds are considered as key to
operational practice. There is a simulator to simulate shovel or bucket.
Applications
With huge loadage capacities the cable excavators find their
applications in number of fields like :
