Patent ID: 11911943
Assignee: YUSHIN PRECISION EQUIPMENT CO., LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 10:
11. A method of estimating a mass of a taking portion of a traverse-type apparatus for taking out a molded product molded in a die of a molding machine to be transferred out of the molding machine, the method comprising:
changing a direction of the taking portion such that a length of the taking portion in a vertical direction is shorter than that in a state in which the taking portion is able to take hold of the molded product molded in the die;
vibrating an elevating arm of the apparatus in a state after the direction of the taking portion is changed;
detecting the vibration; and
estimating a mass of the taking portion on a basis of the detected vibration of the elevating arm.