Automatic chamfering and sharpening device can remove the burr of the wire end of the special-shaped spring, meet the product requirements of 45 ° chamfering of the wire end, realize a fast automatic chamfer, and can realize the control of the chamfer size and angle. Automatic end chamfering machine and chamfering method.

The automatic chamfering machine includes a spring forming machine and an automatic chamfering device; a slide seat is provided on the machine table of the spring forming machine; the automatic chamfering device is provided on the spring forming machine through the slide seat; the automatic chamfering device includes a motor and a knife The blade holder is disposed in the middle of the fixed bearing; the blade is disposed at the front end of the blade holder; the motor is disposed at the rear end of the fixed bearing; the motor is connected to the rear end of the blade holder. The front end of the tool post is provided with four blades of all tungsten steel, and the front ends of the tool post are equally spaced. The protection of the automatic chamfering device is realized through the casing, and at the same time, the tool holder and the blade rotating during work are in an isolated state in the operating environment, improving safety.