Press mould for production of grinding segments

摘要

The press mould according to the invention contains a base 1, a removable die and a punch 5. The base 1 is provided with lengthwise shoulders 12 with elastic element 13 and sloping surfaces 14, which are arranged to form an open cavity, widening towards the top, in which the die can move vertically, whose side walls 2 are provided with sloping surfaces 15, which make contact with the sloping surfaces 14 on the lengthwise shoulders 12 and which together with the end walls 3 are arranged about the bottom part 4 of the die. Between the base 1 and the die is an arrangement 17 for lifting of the die, arranged together with an element 18 designed to hold the bottom part of the die in the lifted position after the die has been lowered.