Punch edge radius in.
Calculating cutting force for slot sheet metal.
1kn 112 tons station size land distance the larger the perimeter of the cut hole the larger the tonnage required.
F r radial force.
Shape a dimension ld land distance.
In this article we will discuss various sheet metal cutting operations and their application.
Punching force calculation how to calculate punching force in tons punching force 25 x land distance x material thickness x material factor x shear factor note.
Cm 3 min t cutting time.
Die edge radius in.
F t tangential force.
Ultimate tensile strength psi.
If it s 304 steel then the shear force is 141 2 282 tons.
If you punch round holes or square holes or some other forms of holes through a given thickness of metal you just want to know the force required to punch a hole in steel.
Q metal removal rate.
If it s q345 steel plate then the shear force should be 141 1 4 197 4 tons.
P s horsepower at the cutting tool.
F f feed force.
1 ton 8 90 kn.
You can calculate the punching tonnage been required with the help of the following punching force calculation formula blanking force formula.
Punching force calculation formula.
Sheet metal cutting operations involve the removal of the material from larger sheets.
P m horsepower at the motor.