EJECTOR DEVICE AND ORIGIN RETURN METHOD THEREOF

Title:

EJECTOR DEVICE AND ORIGIN RETURN METHOD THEREOF

Document Type and Number:

Japanese Patent JPH11291258

Kind Code:

A

Abstract:

To provide an electromotive ejector device using a servo motor widely used in an existing molding machine as a drive source.

A ejector device is equipped with the first substrate 11 positioned on the side of a movable platen 30, the second substrate 12 positioned on the side of a movable mold and having a through-hole 12b into which a drive pin 17 is inserted provided thereto, at least a pair of spacers 13, 14 constructed between these first and second substrates 11, 12 to form a space having a constant width, the drive block 15 provided to the space formed by these spacers 13, 14 in a freely reciprocally movable manner and having one or more attaching part 15B holding the drive pin 17, the servo motor 16 moving the drive block 15 reciprocally and a drive pin 17 advancing and retreating by the reciprocal movement of the drive block 15 and taking out the molded product remaining in the movable mold 20 directly or indirectly.

Inventors:

OSUMI YOSHIHISA
NAKAHAMA TOSHIHIRO
OGASAWARA MASAYA
WATANABE TAKU
SUGIMOTO HIROZO
MURAKAMI MOTOHISA
MASUDA TAKEHISA

Application Number:

JP9756798A

Publication Date:

October 26, 1999

Filing Date:

April 09, 1998

Export Citation:

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Assignee:

YAZAKI CORP

International Classes:

B29C33/44; B29C45/40; (IPC1-7): B29C33/44; B29C45/40

Attorney, Agent or Firm:

Hideo Takino (1 outside)

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