Following all sheet metal design guidelines is very difficult in the complex part.
Design of sheet metal parts ppt.
When designing parts for laser cutting one should not make holes smaller than the thickness of the material.
A 1 degree tolerance on all bend angles.
In low carbon steel sheet metal the minimum radius of a bend should be one half the material thickness or 0 80 mm 0 03 inch whichever is larger.
Sheet metal parts with a minimum of 0 9mm to 20mm in thickness can be manufactured.
Sheet metal operations not performed on presses 7.
Bends in sheet metal are manufactured using sheet metal brakes.
M p groover fundamentals of modern manufacturing 3 e sheet metalworking 1.
Ppt on sheet metal process 1.
Sheet metal fabrication in china sheet metal is a kind of integrated metal cold working technology for metal sheet usually in under 6mm usually the parts plastically deformed by handwork or stamping die to form your desired shape and size and it also can be further formed more complex parts by welding or other metal cold working technology including laser cutting punching bending.
Products leveraging the possibilities of sheet metal.
2007 john wiley sons inc.
In this article we will discuss sheet metal design guidelines for manufacturing parts using sheet metal press bending.
After completing this chapter you will be able to perform the following.
Chapter 10 sheet metal design 1 chapter 10 sheet metal design 2 chapter 10 objectives.
It appears in commodity products and in highly specialized one of a kind applications.
Dies and presses for sheet metal processes 6.
Material and size selection.
Beverage cans ammunition shells automobile body panels also known as deep drawing to distinguish it from wire and bar drawing 2007 john wiley sons inc.
Modify settings for sheet metal design.
Bends specified as angles may be tolerance at plus or minus one half degree at a location adjacent to the bends.
Designers and engineers develop components as small as washers and as large as entire roofs.
For making a sheet metal component following steps are performed.
M p groover fundamentals of modern manufacturing 3 e.
The selection of materials depends on the application formability weldability corrosion resistance strength weight and cost.
Other sheet metal forming operations 5.
But testing these exceptions before design release is a good practice.
Modify sheet metal parts to match design requirements.
Drawing sheet metal forming to make cup shaped box shaped or other complex curved hollow shaped parts sheet metal blank is positioned over die cavity and then punch pushes metal into opening products.
Avoid large sheet metal parts with small bent flanges.
Sheet metal is one of the most versatile materials and processes in the world today.
Therefore exceptions can be there for complex features design.
The thickness of the sheet is decided on the requirements of strength.
