COIL SPRING FORMING APPARATUS AND COIL SPRING.

摘要

A coil spring forming apparatus is provided with a cored bar (2), which rotates about an axial line and has a wire rod (W), which is supplied from the wire rod supply means, wound around; a clamp section (22) which integrally rotates with the cored bar (2) and holds one end of the wire rod (W) on the cored bar (2); and a first guide roller (30) and a second guide roller (40) which guide the wire rod (W) onto the cored bar (2). The first guide roller (30) and the second guide roller are independently and movably arranged in parallel to the axial line of the cored bar (2). A coil spring formed by such coil spring forming apparatus is also provided.