Patent ID: 6505397
Filing Date: 2003-01-14
Classification: H01L,Y10T

Abstract:
A die holding mechanism for a die having connecting wires on an upper surface thereof, said mechanism comprising a die push-up means that pushes up a die which is on a wafer sheet, and a die holding means that holds said die pushed up by said die push-up means, wherein:said die holding means is provided with a connecting wire receiving shaft which is installed so as to be movable upward and downward for engaging with said connecting wires provided on an upper surface of said die, a pair of die holding levers which have die holding sections for holding said die and are installed on both sides of said connecting wire receiving shaft so that said pair of die holding levers can open and close, and a die holding lever opening-and-closing means which opens and closes said pair of die holding levers; and wherein said die is pushed upward by said die push-up means, and said connecting wire receiving shaft is pushed upward during an upward movement of said die; and when said connecting wire receiving shaft is raised by a predetermined amount, said pair of die holding levers are closed so as to hold said die, and a push-up needle of said die push-up means is lowered, thus allowing said die to be held by said pair of die holding levers.