Patent ID: 6405428
Filing Date: 2002-06-18
Classification: B21D,B23P,F28D,Y10T

Abstract:
An automatic assembling apparatus in a heat exchanger, comprising:a frame having a bed and a pair of supporters; a heat exchanging unit having a plurality of flat plate fins and a plurality of hair pins; a clamping unit disposed on said bed, having a fixing clamp and a moving clamp, clamping said heat exchanging unit located between said fixing clamp and said moving clamp by moving said moving clamp against said fixing clamp; a transferring unit installed between said supporters, connected to said clamping unit, moving said clamping unit to a place where a plurality of return bends are inserted into corresponding one of said hair pins; and a bend inserting unit disposed on said place and adjacent to said flat plate pins to align said return bends and said hair pins and insert said return bends into said corresponding one of said hair pins, said bend inserting unit having a container containing said return bends, first and second clamps clamping said return bends supplied from said container and simultaneously inserting said return bends into said corresponding one of said hairpins, and a plurality of guide rails disposed between said container and said first and second clamps to align supply of said return bends to said first and second clamps.