Liebherr R984 1:14

[tessen]

Hi to everybody, my name is Adolfo from the south of Spain, I would like to share with you my machine construction, this project is a big project in those post i show the works of years working, is tired but it´s funny

i have not finish the 3D model yet but i want to machining something! ok, i´ll post a lot of photo and video,as note, and all my major machines are DIY
ok, here we go!

the first piece is a link of the chain







i have to machining 196 links, a preview model


a video of the machining (right link)
http://www.youtube.com/watch?v=7DmqK...ature=youtu.be
https://www.youtube.com/watch?v=7Rv3...m-upload_owner

and the left link
https://www.youtube.com/watch?v=P0Jb...ature=youtu.be









the traction wheel:
i use a cycloid gear inside the wheel cube with a relation on 1:100 and i turn this shaft using a timing pulley with a 1:6 relation --> final relation 1:600


sectional cut





videos
http://www.youtube.com/watch?v=vtx9vAy3h9I
http://www.youtube.com/watch?v=jrk4c-XzaZA







ok, this is the current status , i need to make the pads for the chain, at the first place i thought to machining it, but i have to rotate them in the mill many times, too boring, i had to learn another technique, lost wax casting

the first cast (bronze)