Digital mine is a hot topic for the stone mining.  The successful realization of digital mining continuously increases the mining efficiency as well as protects the environment well, which can also change the situation of mine accidents of frequency.

Preparation: 1. Tools: wrench, pliers, screwdriver, small hammer, shovel, etc; 2. The necessary spare parts: various sub chain, link, bolt, nut, pin crusher of insurance, etc.; 3. The lubricating oil, turbine oil. Inspection and handling: 1. Motor, gear reducer, hydraulic coupling, the nose and the tail part of the connection must be complete, intact and…