Door lock device and assembling method thereof

摘要

A ratchet shaft (26) is mounted on the base plate (1) beforehand. The ratchet shaft (26) includes, at its base end with a flange collar (261), a first stepped portion (262) that supports a ratchet lever (27) to be rotatable, and a second stepped portion (263) that receives the thickness of a base plate (1) at the front end of the first stepped portion (262). The second stepped portion (263) is caulked to the base plate (1) with the ratchet lever (27) resting on the first stepped portion (262) and the base plate (1) resting on the second stepped portion (263).