Die-cushion oil pressure locking device

Details Die-cushion oil pressure locking device Die-cushion oil pressure locking device

1996-12-28

2000-08-15

Leo, Leonard

Heat exchange

Structural installation

165916, 165 95, 7245313, F24H 300

Patent

active

061021040

ABSTRACT:
A die-cushion oil pressure locking device is composed of a locking cylinder which couples with the operation of the die-cushion device can be prevented the wrinkling when the mold products is processed, and an operating cylinder controls oil which is used in the operation of the locking cylinder; and a cooling oil cooler device made of stainless steel, being capable of falling down the increased-temperature oil which is discharged from the locking device body and regulated as to drop its pressure down in efficiency owing to provided the cooling oil cooler device having the inlet so that oil increased temperature through the locking device body passes through the off cooler tubes without the extra resistance in a durability at intermittent flow, and it is fallen down by a cooling water into the cooling device in a short time.

REFERENCES:
patent: 4546825 (1985-10-01), Melnyk et al.
patent: 4773357 (1988-09-01), Scharton et al.
patent: 5048596 (1991-09-01), Lu

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