Moving device

摘要

A moving device is disclosed. A moving device includes a driving unit comprising a rotary shaft that is rotatable in a forward direction and a reverse direction by air pressure, a power delivery unit connected to the rotary shaft and adapted and configured to convert rotary motion of the rotary shaft to linear motion.

主权项

1. A moving device comprising:
a driving unit comprising a rotary shaft that is rotatable in a forward direction and a reverse direction by air pressure; a power delivery unit connected to the rotary shaft and adapted and configured to convert rotary motion of the rotary shaft to linear motion; and a brake unit which connects the driving unit and the power delivery unit and selectively brakes the driving unit according to an electrical signal, wherein the power delivery unit comprises:
a ball screw connected to the rotary shaft;a rail assembly comprising guide rails where the ball screw is disposed there between; anda slider coupled to the ball screw and slidably mounted to the guide rail, and wherein the brake unit comprises:a connecting member mounted to a brake housing and, which connects the rotary shaft and the ball screw;a rotary plate mounted to the connecting member;a brake pad movably disposed to the brake housing corresponding to the rotary plate;a return spring that is supported by the brake housing and supplies elastic force to the brake pad; anda field coil portion mounted to the housing corresponding to the brake pad.