Plate finishing press and finishing pressure loading transfer method

Application Number: 00108289
Application Date: 2000.05.10
Publication Number: 1273149
Publication Date: 2000.11.15
Priority Information: 1999/5/10 JP 128880/1999
International: B21B15/00;B21J1/04
Applicant(s) Name: Hitachi Ltd.
Inventor(s) Name: Yamamoto Akihiro;Kunikatsu Shigetoshi
Patent Agency Code: 11038
Patent Agent: he tengyun
Abstract A slab sizing press, of which the mechanism is stable and the construction is simple and the maintainability is excellent, comprises a crank shaft, an arm rotatably mounted on the crank shaft, an outer block transmitting a load to and from the arm, an inner block provided so that a distance from the outer block is adjustable and a die is mounted on the inner block. A first rolling element, for example, a flat plate is provided on one side of a load transmission portion between the arm and the outer block, a second rolling element, for example, a rocker plate is provided on the other side of the load transmission portion, and the load is transmitted by rolling contact between them. As means for stopping slip of the rolling contact surfaces of the rolling element, sector gears meshing with each other are provided on both sides of the arm and outer block, and at least one of the gears is movably supported by a pin.