Shearing introduction

ISE 311 Sheet Metal Forming Lab Shearing and Bending in conjunction with Section 20.2 in the text book “Fundamentals of Modern Manufacturing” Third Edition Mikell P. Groover December 11, 2007

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction/ Shearing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction/ Shearing ,[object Object],[object Object]

Introduction/ Shearing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction/ Shearing ,[object Object],[object Object],[object Object],[object Object]

Introduction/ Bending ,[object Object],[object Object],α = bend angle w = width of sheet R = bend radius t = sheet thickness α ′ = 180° - α , “included” angle

Introduction/ Types of Bending ,[object Object],[object Object],[object Object],[object Object],Figure courtesy of Engineering Research Center for Net Shape Manufacturing

Introduction/ Types of Bending ,[object Object],Figure courtesy of Engineering Research Center for Net Shape Manufacturing

Springback in bending ,[object Object],[object Object],[object Object],[object Object],[object Object]

Springback in bending ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Springback in bending ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Compensation for Springback ,[object Object],[object Object],[object Object],[object Object],[object Object]

Variations of Flanging ,[object Object],[object Object],[object Object],[object Object],[object Object]

Variations of Flanging ,[object Object],[object Object],Figures courtesy of Engineering Research Center for Net Shape Manufacturing

Variations of Bending ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Bending Lab./ Objectives ,[object Object],[object Object],[object Object]

Bending Lab. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Bending Lab. ,[object Object],[object Object],[object Object],[object Object]

Bending Lab. ,[object Object],[object Object],[object Object],[object Object],[object Object]

Bending Lab. Wiping table Dies used in bending Locking lever

Finite Element Analysis (FEA) and Simulations ,[object Object],[object Object]

Springback Animation Springback

Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Shearing introduction

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Shearing introduction