There is a guy 3D printing a 1/6th scale Hetzer in the R/C forums. He is doing it slices that fit on his printer.
On Wed, Apr 1, 2020 at 5:55 PM Loren <[email protected]> wrote: > A lot of what you're looking at is available in better forms for decent > cost, as Doug says. The big parts that give the trouble are the body of > the tank itself, which really needs to be printed in sections(if in > sections at all) much larger than the 8 inches most FDM printers provide. > Larger printers are available, but by the time one buys one, gets it going > well, and prints out a tank, you are one or two premade tanks' worth of > money in the hole. Might as well just buy an FOA or other tank as a kit or > ready to go, especially since very few people will be building the numbers > to really justify such. > > I've waffled a few times between printing tanks, and using vacuum/pressure > forming as is the current plan if I ever get to setting up production. It > means less tooling, but big prints like that are tricky. > > On Monday, March 23, 2020 at 12:54:27 PM UTC-4, ~D wrote: >> >> The most likely reason for this hobby becoming so sparse is not lack >> of interest,but availability and expertise. Implementation of simple >> pre-designed Lego like parts that are easily printed and assembled into a >> variety of vehicle designs may bring this amazing hobby back into the >> light. Cost reduction and simplification of assembly should be priorities >> to this end. The use of Fused Deposition Manufacturing [FDM] integrating >> ready available sub-assemblies to create drive units and actuators is >> becoming more readily available. These larger sub-assemblies have highly >> reduced cost,as well as near infinite compatibility with existing models. >> Drive units,suspension modules, turret slewing and elevation systems as >> well as brackets,ammunition feed systems and exterior cosmetics can all be >> printed using this hybrid technique. Below you can find a summery of my >> ongoing preliminary investigation into the use of such hybrid manufacturing >> for my own future model of an STRV 103 series,with the intent of increasing >> performance and decreasing both complexity and cost through the use of such >> hybrid sub-assemblies as well as 3rd party research and improvements in >> this and other hobbies in regards to design,construction,drive systems and >> accuracy improvements in CO2 and HPA markers. Feedback on first hand >> experience is welcome. >> >> >> - weather resistance of PLA - >> https://www.youtube.com/watch?v=qqNfa_zExRU >> - use of First Strike ammunition in conjunction with rifled barrel - >> https://www.youtube.com/watch?v=Ky2gRvlXyts >> - in field dispersion testing of First Strike ammunition - >> https://www.youtube.com/watch?v=h5hj5ch65jY >> - use of Caliburn piston HPA system to increase fps consistency over >> long duration engagements - >> https://www.youtube.com/watch?v=CJawWukCiLc >> - high torque resilience of non carbon enhanced FDM planetary >> reduction gearboxes - https://www.youtube.com/watch?v=b6cDOyxub8w >> - example of proper integration of off the shelf parts into FDM >> design - https://www.youtube.com/watch?v=ARC0Y1lBliA >> - use of ODrive FDM brushless servo controller - >> https://www.youtube.com/watch?v=p4ltHDpxrbI >> - example of FDM suspension scheme identical to RIPSAW M5 - >> https://www.youtube.com/watch?v=-Hre_XfxGAc >> - testing of ODrive torque - >> https://www.youtube.com/watch?v=bKqYYjGzpCY >> - Maker Muscle in conjunction with ODrive (example of high precision >> and torque elevation actuators) - >> https://www.youtube.com/watch?v=H-bgA7qBXzs >> - use of planetary gearbox in conjunction with ODrive brushless servo >> - https://www.youtube.com/watch?v=O0yX0r1Kpeg >> - ODrive in conjunction to FDM Cycloidal gearbox - >> https://www.youtube.com/watch?v=tST3XyFaBoc >> - OpenTorque Actuator in conjunction with higher torque brushless >> motor - https://www.youtube.com/watch?v=Hd54ik_45Wo >> - ODrive powered tracked vehicle under load - >> https://www.youtube.com/watch?v=qEw5_thTD6o >> - use of ODrive in larger scale RC - >> https://www.youtube.com/watch?v=Z10OV4fm4Nw >> - further torque testing of ODrive - >> https://www.youtube.com/watch?v=EhJa8kdkzRY >> - FDM brushless motor - https://www.youtube.com/watch?v=NFvMC3l3fGY >> >> ~D >> > -- > -- > 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 received this message because you are subscribed to the Google Groups > "R/C Tank Combat" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/rctankcombat/5025f78f-4df0-4483-812c-be2ca5ed21bb%40googlegroups.com > <https://groups.google.com/d/msgid/rctankcombat/5025f78f-4df0-4483-812c-be2ca5ed21bb%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- -- 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 received this message because you are subscribed to the Google Groups "R/C Tank Combat" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/rctankcombat/CAA_B9bjSvvtoicACDiaEnexdR8SBgCzSPsUUzpR-h_YbU%3DoU0Q%40mail.gmail.com.
