Laser oscillator and laser material processing system
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsHiroyuki Hayashikawa, Hitoshi Hongu
Life of this patent
Estimating the term…
Abstract
A laser oscillating apparatus includes a discharger for exciting a laser medium, a blower for blowing a laser gas and a laser gas path for connecting the discharger and the blower, and a laser oscillating apparatus characterized in that the blower includes a shaft portion provided with a blade wheel portion at a front end thereof, a driving portion for rotating the shaft portion, and a partition wall portion for separating the blade wheel portion and the driving portion, and a surface of the partition wall portion is provided with a metal layer dispersing precipitated polytetrafluoroethylene (PTFE).
Claims13
A laser oscillating apparatus comprising:
- discharging means for exciting a laser medium;
- blowing means for blowing a laser gas;
- and
- a laser gas path connecting the discharging means and the blowing means,
- wherein the blowing means includes:
- a shaft portion provided with a blade wheel portion at a front end thereof;
- a driving portion for rotating the shaft portion;
- and
- a partition wall portion for separating the blade wheel portion and the driving portion,
- wherein the partition wall portion is provided with a metal layer dispersing a precipitated resin on a surface thereof.
A laser working machine comprising:
- a work table;
- driving means for moving at least one of the work table and a torch for laser working;
- a numerical control apparatus for controlling the driving means;
- and
- a laser oscillating apparatus,
- wherein the laser oscillating apparatus includes:
- discharging means for exciting a laser medium;
- blowing means for blowing a laser gas;
- and
- a laser gas path for connecting the discharging means and the blowing means, the blowing means includes:
- a shaft portion provided with a blade wheel portion at a front end thereof;
- a driving portion for rotating the shaft portion;
- and
- a partition wall portion for separating the blade wheel portion and the driving portion,
- wherein a surface of the partition wall portion is coated by a metal layer dispersing a precipitated PTFE.
Dependencies are inferred from the claim text.