Automatic forming device and forming method with chamfering function and for extruding and bending springs

• Main Authors: LI QINJU, WANG CHENG
• Format: Patent
• Language: Chinese; English
• Published: 25.10.2019
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF METAL WIRE

The invention provides an automatic forming device with a chamfering function and for extruding and bending springs. A wire feeding device, a fixed support and a feeding shaft core are include; a justleft sliding cutter base, a just right sliding cutter base, a just lower sliding cutter base, a left lower sliding cutter base, a right lower sliding cutter base and a right upper sliding cutter baseare fixed to the fixed support; the end, opposite to the just right sliding cutter base, of the just left sliding cutter base is connected with a punching needle; the end portion of the just lower sliding cutter base is connected with a bending pushing block used for pushing and bending a steel wire; the end portion of the right upper sliding cutter base is connected with a correcting pushing block; the end portion of the right lower sliding cutter base is connected with a cut-off knife used for cutting off the steel wire; the end portion of the left lower sliding cutter base is connected with an auxiliary limiting bl