CUTTING PICK TOOL

摘要

A cutting pick tool including a cemented carbide support body that mounts a diamond composite cutting tip. The support body includes a recess having a conical region that mounts a complementary conical shaped mount portion of the tip. The components are brazed together to provide a secure and robust cutting tip region.

主权项

1. A cutting pick tool comprising:
a cutting tip of a diamond composite, the tip having a mount portion extending axially rearward; and a cemented carbide support body having an axially forward region and an axially rearward region mounted at a steel pick body, the support body including a recess extending axially rearward from the forward region, the mount portion being received and mated within the recess, wherein the recess is defined by a conical sidewall that tapers radially inward in a direction from the forward to the rearward region and towards a central axis, the mount portion having a complementary truncated conical shape profile to seat within the recess.