Abstract

The present invention relates to a circuit for the control or operation of a hydraulic or oleodynamic press for the treatment of objects including a main hydraulic or oleodynamic cylinder (80) for operating a mold holder slide (5) of the press and a blank holder hydraulic or oleodynamic cylinder (100) of said press.

IPC Classes  ?

• B30B 15/16 - Control arrangements for fluid-driven presses
• B30B 15/18 - Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
• F15B 21/14 - Energy-recuperation means
• F15B 11/17 - Servomotor systems without provision for follow-up action with two or more servomotors using two or more pumps
• B21D 24/14 - Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically
• B30B 15/26 - Programme control arrangements

Abstract

The present invention relates to a hydraulic or oleodynamic press or mold including a first half-mold (2), a second half-mold (3) defining with said first half-mold (2) a molding area or zone (MZ) where metals pieces or objects to be worked in the mold can be arranged.

IPC Classes  ?

• B30B 15/18 - Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
• B30B 15/16 - Control arrangements for fluid-driven presses
• B30B 15/26 - Programme control arrangements
• F15B 21/14 - Energy-recuperation means

Abstract

The present invention relates to a group for driving a tool holder group or a component for shaping of a machine for treating objects, such as a rolling mill.

IPC Classes  ?

• B30B 15/16 - Control arrangements for fluid-driven presses
• F15B 11/036 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers

Abstract

A hydraulic or oleodynamic or pneumatic press including a pressing component and a basic component or top component defining with the pressing component an area or pressing zone (PZ) in which to arrange pieces or objects (OB) to be machined.

IPC Classes  ?

• B30B 15/18 - Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
• B30B 1/32 - Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
• B30B 15/00 - Details of, or accessories for, pressesAuxiliary measures in connection with pressing

Abstract

This invention concerns a hydraulic or oleodynamic or pneumatic press comprising a pressing component (2a) and a basic component (2b) or top component defining with the pressing component (2a) an area or pressing zone (PZ) in which to arrange pieces or objects (OB) to be machined.

IPC Classes  ?

• B30B 15/16 - Control arrangements for fluid-driven presses