Integral forming method and forming die for annular lip of aero-engine

According to the aero-engine annular lip integral forming method and forming die, a first process model of an annular lip is constructed according to a theoretical model of the annular lip, the inner side wall of the annular lip is formed through the first process model, and a second process model o...

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Bibliographische Detailangaben
Hauptverfasser:	LIU BO, AN HONGWEI, NI XINGYI, SUN QI, GUO QUANQING
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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Beschreibung
Zusammenfassung:	According to the aero-engine annular lip integral forming method and forming die, a first process model of an annular lip is constructed according to a theoretical model of the annular lip, the inner side wall of the annular lip is formed through the first process model, and a second process model of the annular lip is constructed according to the theoretical model of the lip and the first process model; the outer side wall of the annular lip is formed through a second process model, an inner side wall drawing die is manufactured according to the first process model, inner side wall drawing forming is conducted on the unfolded material plate through the inner side wall drawing die, the unfolded material plate protrudes upwards and deforms, and a first semi-finished product matched with the first process model is formed; an outer side wall drawing die is manufactured according to the second process model, outer side wall drawing forming is conducted on the first semi-finished product containing the prefabricat