PRESS DIE OF ADJUSTING THE SUPPLY OF LUBRICANT FOR IMPROVING FORMABILITY OF SHEET

摘要

PURPOSE: A press forming machine for controlling the supply of lubricating oil is provided to select the shape of a lubricating oil feeding hole according to forming processes as a sub-holder body is attached to or separated from a main holder body. CONSTITUTION: A press forming machine for controlling the supply of lubricating oil(300) comprises a die(200), a holder(100), and a lubricating oil feeding control part. A thin film material(10) is placed on the die. The holder is arranged above the die and has multiple lubricating oil feeding holes exposed to the die. The lubricating oil feeding control part feeds the fixed amount of lubricating oil to multiple lubricating feeding holes after controlling the temperature of the lubricating oil according to outdoor temperature.