As explained before, we investigated the rib- and wing skin-connecting structure, using the countersunk bolt
joints, and the wing skin needs to be drilled by countersunk holes.
"The customer may require a countersunk bolt
arrangement to hold lids on, if during operation bolt heads could be sheared off because they're close to walls or equipment."
This custom-designed flange is made of 1/2" thick 6061-T6 aluminium and comes with eight countersunk bolts
to fasten directly to a robot motor without any modifications.
Handles are usually one-piece hardwood attached with countersunk bolts
or heavy-gauge round steel tubing.
This is achieved by using a series of countersunk bolts
at the corners of the glass panels with 902 austenitic stainless-steel fittings.
The last step is to insert the copper-pipe end caps in the holes for the countersunk bolts
. Depending on the fit, you may have to hammer or glue them in position.