Based on the standardized erichsen cupping test a load cell and a high resolution distance measuring system have been integrated into a specially developed tool.
Erichsen cupping test for sheet metal.
Another coup of mr.
Without this testing procedure the series production of hollow bodies made of sheet metal would hardly be possible up to the present day.
Erichsen cupping test standards.
Erichsen cupping up to 1 5 mm at 400 n mm.
Erickson is considered the inventor of the cupping test and he patented this test method in the early 20th century.
Erichsen was the development of a special tool for deep drawing cup test in 1932.
The fraunhofer institute iwu in chemnitz has developed an intelligent quick test for this purpose.
For almost 100 years a test method to determine the level of quality of sheet metal exists.
With double olsen up to 60 kn.
Sheet metal testing machine.
Then the depth of the cup is measured and eventually ductility is measure as a function of this depth.
Sheet metal testing machine.
Like deep drawing cup test cupping test formability of sheet metal and flc.
There are two most commonly used erichsen cupping test standards for reference purposes.
Erichsen cupping test for sheet metal includes placing the metal sheet in the machine and punching a cup into the sheet until a crack appears.
Erichsen testing equipment for sheet metal testing.
Sheet metal testing machine.