发明名称 |
Thrusting force detecting device of a rotary machining tool |
摘要 |
A thrusting force detecting device of a rotary machining tool includes a cylinder chamber formed within a ram for lowering and elevating a spindle of a cutting tool, a fluid chamber formed within the cylinder chamber and having a larger diameter than the cylinder chamber, a piston slidably and liquid-tightly fitted in the cylinder chamber and having a collar thereabout fitted in the fluid chamber, the collar dividing the fluid chamber into first and second chambers, the piston being rotatably mounted about the spindle in axially fixed relation thereto, means for supplying fluid pressure to the first and second chambers, and pressure sensitive means responsive to the pressure variation in the second chamber.
|
申请公布号 |
US4133206(A) |
申请公布日期 |
1979.01.09 |
申请号 |
US19770831683 |
申请日期 |
1977.09.08 |
申请人 |
SHIN NIPPON KOKI CO., LTD. |
发明人 |
HIDA, KATSUAKI;MATSUSHIMA, TADASU;ISHIDA, YASUHIKO;NAKANO, YOSHIHIRA |
分类号 |
B23Q5/26;B23Q11/04;G01L5/12;(IPC1-7):G01L5/12 |
主分类号 |
B23Q5/26 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|