PERANCANGAN DAN PEMBUATAN ULANG RODAGI GIMESIN BUBUT TIPE GOLDEN DRAGON MENGGUNAKAN MESIN PERKAKAS ( MILLING)

Pr o se s pe m b u a ta n r o d a g ig i t id ak h a ny a d a p at d i la k uk a n de n g a n mes in C N C, n a m u n d a p a t ju ga d il a k uk a n de n g a n m esin p e rk a k a s a ta u me s in m ill in g d i ma n a p r o s e s p e m b u a tan r o d a g ig i i n i h a r u s d ap a t d i lak u k a n d e n g a n ke te l iti an y a n g t in g g i d im a n a ro d a g ig i m e r u p a k a n sa la h s a tu k o m p o n e n m e sin y a n g d i g u n a k a n u n tuk t ra ns m is i d a y a dis a m p in g tr a nsmi si l a in d id al a m m e s in. Me sin b u b u t tipe g o lde n d r ag o n m e m a k a i ro d a g i g i s e b a g a i t ra n s m is i d ay a y a n g d i g u n a k a n, ke le b ih a n d ari ro d a g i g i i n i a d a la h d ap a t m e n t ra n s m isik a n d a y a le b ih b e sa r d ib a n d in gk a n d e n g a n s y s te m tr a n sm isi la in n y a, d a la m p ro s e s p e mb u a ta n u l a n g ro d a g i g i p e r lu d i pe r h a tik a n e le m e n-e l e me n d a s a r y a n g me lip u t i ke ce p a ta n (v ), p e m a k a n a n (f ), k e da la m a n p o t o n g (a ), p a n ja n g p e m e s in a n (l t), d a n w a k tu p e n g e rja a n (tc ).
Un t u k m e m b u a t r o d a g ig i me si n b u b u t t ipe g o ld e n d r a g o n d a p a t d e n gan m e s in pe r k ak a s ata u me si n m illin g de n g a n m e l ih a t el e me n-e le m en d a sa r p e me si n a n m ak a d i d a p atk a n, w ak t u y a n g d ib utuh k a n u n tu k me m b u a t d ia me te r r o d a g ig i se c a ra t e or itis s e be sa r 0, 6 2 9 x 5 = 3 . 1 4 m e n it, n a m u n p ad a s a a t p e ke r ja a n d e n g a n me si n b u b u t w a k t u a kt u a l y a n g d i b u tu h k a n y ai tu 4, 6 5 m in m a k a s e l is ih w a k tu y a n g ak tu al d a n te o r iti s a d a l a h 1, 51 m e n it. D a n u n tu k pe ng e r ja a n d e n g a n m e s in m illin g, w a k tu te o r itis d id a p a t k an h a s il 3 5 , 8 4 m in d a n h a s il d i l a p a n g a n w a k tu y a n g d ig u n a k a n u n t u k me mbu a t r o d a g ig i a d a la h 4 5 , 2 3 min d i ma n a te rd a p a t pe rb e da a n s e b e sa r 1 0, 6 1 m in. s e l is ih w a ktu y a n g te rj ad i p a da p r o s e s p e mb u a t a n ro d a g ig i in i d a p a t d i se b a b k an o le h, ke d a l a ma n p o t o ng y a ng t id a k s a m a p a d a s a a t a w a l p e ng e r ja a n d e ng a n a k h ir p e n g e r ja a n. k a re na t e r ja d iny a k e a u s a n p ad a p h a t p o to n g, k ec e p a ta n p e m o to n g a n j u ga d a p a t m e m p e n g a r u h i w ak tu pem b u a ta n ro d a g ig i in i.