Automatic material ejection device for punching upper die and lower die of rivet

The utility model adds an automatic material ejection device on the basis of the prior die for punching an upper die and a lower die of a rivet, which comprises a material ejection mechanism positioned on the lower die and a spring connected therewith, and is characterized in that at least one link...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG KAN, MA XUFENG, WANG YIQI, HU XUEZHONG, LU JIFEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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