APPARATUS FOR ISOTHERMAL DEFORMING Russian patent published in 2005 - IPC

FIELD: plastic working of metals, possibly at isothermal deforming.

SUBSTANCE: apparatus includes die set unit, heating device and heat insulation unit. Die set unit includes upper and lower plates for supporting upper and power parts of die set respectively. Heating device includes sections formed by electric current conducting plates mutually connected through resistance members. Heat insulation unit includes stationary and detachable portions. Stationary portion includes sheet casings mounted in such a way that space between them is filled with heat insulation material. Sheet casings turned to resistance members are in the form of set of sheets placed with superimposing in slit grooves of insulators. The last are fixed to lower and (or) upper electric current conducting plates. Sheet casings may be bent to side opposite relative to resistance members.

EFFECT: improved design of apparatus.

2 cl, 2 dwg