This are clamps for the E3D BigBox printer fixing the side cutouts back to the printer but removable.
Take care of you extrusion settings to fit the dimensions good enough.
The are hex shapes in the parts where the nuts have to fit in.
Bill of materials to fit one cutout
- 4 x "Grip" printed part
- 4 x "Clamp" printed part
- 4 x DIN912 M4x20 socket cap screw
- 4 x DIN934 M4 hex nut (3.2mm height)
- 4 x DIN985 M4 hex lock nut (5mm height)
- maybe some thread lock e. g. Loctite 243 (blue)
Parts needed to fit one cutout
Fit the hex nut on the screws and screw them all the way up to the screw head. Here you can apply some thread lock. The nut should not be screwable by hand.
Apply thread lock
Screw with nut and thread lock
Screws with fitted nuts
Fit the screws in the "Grip"s.
The screws have to get out of the parts for about 13.5mm.
Be sure the hex nut is in is fitting at the button of the screw hole.
Fit the lock nuts in the "Clamp"s.
Fit the "Grip"s through the cutout and screw the "Clamp"s.
Be sure not to screw to tight nor too loose.
If you can't get a good fit then unscrew and extract the lock nut from the "Clamp", rotate it one hex side or two and put it back in.
Completed cutout with clamps
Cutout in the printer