GRINDING CHISEL AND CLIPPERS Basic Competence : GRINDING CLIPPERS
1). Students can sharpen clippers of lathe LEARNING ACTIVITY 4 Grinding clippers The purpose of activity 1). Students can sharpen clippers of lathe
LATHE CHISEL to cut object
CORNER OF LATHE CHISEL A = Angle of up rake C = Free Angle of front B = Angle of side rake D = Free Angle of side
THE PURPOSE OF GRINDING LATHE CHISEL Making durability of chisel which is new Changing form chisel for the purpose of another lathe
GRINDING LATHE CHISEL Don‘t depress too hard Take care of grinding temperature
THE SEQUENCE OF GRINDING LATHE CHISEL
THE SEQUENCE OF GRINDING LATHE CHISEL 1. Left free Grinder Side 2. Free Side grinder of chisel right 3. Free Side grinder of chisel frontage 4. Grind part of tip of radius 5. Grinder “ rake” upper
CUTTING TOOL GRINDING (VIDEO) www.youtube.com
REFERENCES Tim Fakultas Teknik Universitas Negeri Yogyakarta (2004) Modul Menggerinda Pahat dan Alat Potong, Yogyakarta:Bagian Proyek Pengembangan Kurikulum. Windarto (2008) Teknik Pemesinan Jilid 2, Memahami Mesin CNC Dasar, Jakarta:Direktorat Pembina Sekolah Kejuruan.