in die casting at least(plastic injection should be no different) , it would be no problem to cast the lower and upper hull as single pieces, we cast much bigger things, like the body of weber gas grills. the end user would just have to drill thei r own axle holes in the sides.
----- Original Message ----- From: "Forlorn Foundry" <[email protected]> To: "R/C Tank Combat" <[email protected]> Sent: Thursday, November 3, 2011 4:12:27 PM Subject: [TANKS] Re: track talk Casting A hull in sections would be the way to go, cast the sides, bottom, top deck, turret..... all as separate parts then drill, tap and counter sink for screws. casting a 1/6 scale tank hull in one piece imo is more trouble then its worth unless the tank is small like a Pz 38t or smaller. On Nov 3, 1:12 pm, Mike Mangus <[email protected]> wrote: > There is nothing that says a hull would have to be cast in one piece > either. It could be cast in halfs or sections, then bolted or screwed > together to for a unit. > > Mike > > ________________________________ > From: "[email protected]" <[email protected]> > To: [email protected] > Sent: Thursday, November 3, 2011 9:24 AM > Subject: Re: [TANKS] track talk > > slides are movable parts in the mold that would allow casting of > features(undercuts) and holes that would be uncastable with a simple open and > shut mold > > the sequence of events would be : > move lide forward > close mold > fill and solidify > open mold > retract slide > eject part > > imagine the lower hull of a tank like a tiger as a bathtub, when you add in > the suspension holes in the sides for the torsion bars that creates undercut > features that would not be removable from the mold. a slide would have the > pins on it to make the holes through the hull, it would move forward and the > mold would shut and be filled after solidification the top side of the mold > would be pulled away, the slide would move back to disengage from the part, > then the hull would be removed from the bottom side of the mold. the finished > part would be a bathtub with holes in its sides > > lemme know if that makes sense > > Jason > > ________________________________ > > From: [email protected] > To: [email protected] > Sent: Wednesday, November 2, 2011 9:24:22 PM > Subject: Re: [TANKS] track talk > > In a message dated 11/2/2011 8:25:39 P.M. Eastern Daylight Time, > [email protected] writes: > Nah no way an aluminum injection molding mold would be 250k. Especially if it > had no slides on it. I work in aluminum die casting and a 250k tool would be > massive. > > >Sent via BlackBerry from T-Mobileslides? > > Chris, > Odyssey Slipways-- > You are currently subscribed to the "R/C Tank Combat" group. > To post a message, send email to [email protected] > To unsubscribe, send email to [email protected] > Visit the group athttp://groups.google.com/group/rctankcombat > -- > You are currently subscribed to the "R/C Tank Combat" group. > To post a message, send email to [email protected] > To unsubscribe, send email to [email protected] > Visit the group athttp://groups.google.com/group/rctankcombat -- You are currently subscribed to the "R/C Tank Combat" group. To post a message, send email to [email protected] To unsubscribe, send email to [email protected] Visit the group at http://groups.google.com/group/rctankcombat -- You are currently subscribed to the "R/C Tank Combat" group. To post a message, send email to [email protected] To unsubscribe, send email to [email protected] Visit the group at http://groups.google.com/group/rctankcombat
