How does the tricone bit work

What is the working principle of the tricone drill bit

How a tricone drill bit works:

Tticone drill bits break rock in the drilling process in several ways:

Impact: The cutting teeth on the tooth wheel impact the rock surface during rotation, generating an impact force that breaks the rock.

Crushing: The drilling pressure is applied to the tooth wheel so that the cutting teeth press into the rock, exceeding the compressive strength of the rock, resulting in rock crushing.

Shear: When the tooth wheel rotates, relative sliding is generated between the cutting teeth and the rock, forming a shear force, causing the rock to be damaged by shear.

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