Development of an Oil-Air Lubrication System with Piezoelectric Nozzle for Machine Tool Spindles

Satoshi Tsutsui, Tojiro Aoyama, Ichiro Inasaki, Tetsu Shimizu

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

Oil-air lubrication is one of the effective lubrication methods for the high-speed spindle of machine tools. However, the oil supply rate to the bearing fluctuates remarkably due to the intermittent oil supply from the oil-air mixing valves. In this study, a new oil-air mixing equipment is developed by applying the piezoelectric nozzle which has been used for the printing head of ink-jet printers. By using the piezoelectric nozzle instead of the conventional mixing valve, the fluctuation of the oil supply is successfully suppressed. And it becomes possible to attach the oil-air mixing equipment close to the bearing. The oil supply rate can be, therefore, quickly changed in response to the change of running condition of the bearing.

Original languageEnglish
Pages (from-to)1572-1576
Number of pages5
Journaltransactions of the japan society of mechanical engineers series c
Volume54
Issue number503
DOIs
Publication statusPublished - 1988
Externally publishedYes

Keywords

  • Machine Tool
  • Oil Supply Rate
  • Oil-Air Lubrication
  • Oil-Air Mixing Equipment
  • Piezoelectric Nozzle

ASJC Scopus subject areas

  • Mechanics of Materials
  • Mechanical Engineering
  • Industrial and Manufacturing Engineering

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