| 摘要 |
PROBLEM TO BE SOLVED: To provide a lubricating oil supply device capable of restraining supply of surplus lubricating oil, when using a dust seal for supplying the lubricating oil.SOLUTION: A lubricating oil supply device supplies lubricating oil to a friction part between a rotor of a rubber-kneading mixer and a dust seal provided in a chamber. The lubricating oil supply device is provided with a supply quantity adjustment mechanism for adjusting a supply quantity of lubricating oil in response to a rotation speed of the rotor of the rubber-kneading mixer when kneading rubber. In the lubricating oil supply device, means for supplying the lubricating oil is motor driving system lubricating oil supply means for supplying the lubricating oil by rotation of a motor, and the supply quantity adjustment mechanism is a supply quantity adjustment mechanism for adjusting a rotation speed of the motor by an inverter provided in the motor.SELECTED DRAWING: None |
