| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a rotary shaft supporting device for a rotating instrument, which can surely support the rotary shaft of the instrument rotating at a high speed, can ensure the smooth and efficient rotation of the rotary shaft, and at the same time allows the periodic inspection and component replacement of the rotating instrument to be quickly and efficiently performed, and to provide a lubricating oil circulation system provided with this device. <P>SOLUTION: The rotary shaft supporting device 1 for the rotating instrument includes a base housing 3, an upper housing 4 mounted on the base housing 3, bearings 6 held in a housing box 2 formed of the base housing 3 and the upper housing 4 and supporting the rotary shaft 5 of the rotating instrument and a lubricating oil supplier 9 disposed in the housing box 2 for supplying a lubricating oil. The lubricating oil circulation system 100 includes the rotary shaft supporting device 1 for the rotating instrument, an oil storage tank 14 for storing a lubricating oil, an oil cooler 18 for cooling the lubricating oil and a delivering pump 16 for circulating the lubricating oil. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
