Shearing

Sheet Metalworking ,[object Object],[object Object],[object Object],[object Object]

Sheet and Plate Metal Products ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sheet Metal Processes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Advantages of Sheet Metal Par ts ,[object Object],[object Object],[object Object],[object Object]

Shearing operation ,[object Object],[object Object],[object Object],[object Object],[object Object]

Shearing Operations: Punching, Blanking and Perforatin g ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Slitting Operation ,[object Object]

Sitting and Shaving Operations ,[object Object],FIGURE 7.11 Schematic illustrations of shaving on a sheared edge. (a) Shaving a sheared edge. (b) Shearing and shaving, combined in one stroke.

Shear Angles For Punches and Dies ,[object Object]

Tailor-Welded Blanks ,[object Object]

Clearance in Sheet Metal Cutting

Quality of sheared edges • Depends on process used • Edges can be rough, not square, and contain cracks, residual stresses, and a work-hardened layer • These are all detrimental to the ………………of the sheet • Quality can be improved by control of …………, tool and die design

Types of Piercing and Blanking ,[object Object],[object Object],[object Object],Figure 17-10 The dinking process.

Tools and Dies for Piercing and Blanking ,[object Object],[object Object],[object Object],Figure 17-11 The basic components of piercing and blanking dies.

Blanking Operations Figure 17-13 (Below) Typical die set having two alignment guideposts. ( Courtesy of Danly IEM, Cleveland, OH.)

Progressive Dies ,[object Object]

Progressive Die Sets ,[object Object],[object Object],[object Object],Figure 17-16 Progressive piercing and blanking die for making a square washer. Note that the punches are of different length.

Compound dies : ,[object Object],[object Object]

Transfer dies ,[object Object],[object Object],[object Object]

Sheet Metal Groups Allowances Metal group a 1100S and 5052S aluminum alloys, all tempers 0.045 2024ST and 6061ST aluminum alloys; brass, soft cold rolled steel, soft stainless steel 0.060 Cold rolled steel, half hard; stainless steel, half hard and full hard 0.075

Shearing

Recommandé

Recommandé

Contenu connexe

Tendances

Tendances (20)

En vedette

En vedette (20)

Similaire à Shearing

Similaire à Shearing (20)

Plus de Mohamed Yaser

Plus de Mohamed Yaser (20)

Shearing