Avoid large sheet metal parts with small bent flanges.
Sheet metal bridge lance.
As mentioned above what s called the double bridge lance style and the formed or wiped up double wall typically with flared ends.
Lance and form is used to cut all but one side of the shape and to form the material downward.
Makes it real easy to design with.
Unlike the u channels discussed in part iii the hem has only one bend instead of two.
Forming tools do not flatten like flanges do.
All you have to do is create a sheet metal part attached do the usual thing of creating a sketch point for the lance.
This application is commonly used to hook adjustable shelving or to hang parts.
Steve calvert chika co on jul 7 2017 2 30 pm.
Where emi rfi containment within the cage is important i typcally opt for the double bridge lance.
Bridge lance tooling x y z lance t 1062754 40 0 090 0 433 form up lance mat thk 024 0 100 0 500 066 form up lance 0 100 0 571 form up lance t 122671 10 0.
The forming tool model may be located and rotated for precise positioning.
I ve used each extensively.
When placing an order or requesting a quote please provide a drawing of the part.
Lance t ool f u lance tool c minimum p1 θ1 b c h a notes.
The minimum distance between two counterbores is eight times the material thickness.
You should be able to easily make a new bridge lance tool to fit your needs.
When you download it you get two files one ide and one ipt file.
The result of applying this bridge lance forming tool is shown in figure 7c.
Tools with heavy duty die spring assemblies cannot be used in an octo machine.
I have my sheet metal house s tool library.
So i downloaded the file to my ifeatures folder then copied the ide to the catalog folder in the root install location.
As represented in figure 7b the forming tool model is drag dropped from its folder onto a face of the sheet metal part.
But don t know how i would make this on my own.
If you re like me your bridge lance feature is a forming tool.
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Hello guys i m learning about sheet metal features and i m trying to create my own lance bridge.
I downloaded the lance bridge.
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 counterbores.
If i understand you correctly you re trying to create a flat pattern drawing of a sheet metal part and the part has a bridge lance as a feature.
This application is commonly used to hook adjustable shelving or to hang parts.
