Dimensioning Sheet Metal Drawings

This is a common occurrence when manufacturers receive a sheet metal layout dimensioned in the flat pattern.

Dimensioning sheet metal drawings.

I think this is the better way because you can acquire your cutting length without a flat pattern by adding the. In the aligned system all dimension figures are aligned with dimension lines so that they may be read from the bottom or right side of the sheet. And also find you fold centers more easily. See more ideas about sheet metal drawing sheet metal technical drawing.

Jun 8 2019 explore h g raghunandan s board sheet metal drawing on pinterest. When producing drawings of sheet metal components i dimension from inside the flange walls. One needs to check that these factors are consistent with the tooling that will be used in manufacturing. Horizontal dimensions should be read from the bottom of the sheet and vertical dimensions from the right hand side of the sheet as in fig.

A list usually tabular and often on the drawing if not accompanying the drawing on a separate sheet listing the parts needed in an assembly including subparts standard parts and hardware. There is no consistently enforced distinction between an l m a bom or a p l. When producing drawings of sheet metal components i dimension from inside the flange walls. I think this is the better way because you can acquire your cutting length without a flat pattern by adding the inside lengths fold allowance.

Some critical dimensions that need to be considered when setting up sheet metal in cad software are sheet metal thickness the k factor and bend radius. My boss dimensions from outside the flange walls and thinks this is the. 9 9 direction of dimension figures.