Page 4 - Dasar Menggambar Teknik

1.4.1.2. Penggunaan Garis .................................................................................. 26
1.4.1.3. Garis-garis yang Berhimpit ................................................................... 27
1.4.2. Angka dan Huruf ................................................................................................. 28
1.4.2.1. Bentuk Angka dan Huruf ....................................................................... 28
1.4.2.2. Ukuran Angka dan Huruf ...................................................................... 28
RANGKUMAN ...................................................................................................................... 30
UJI KOMPETENSI 1 ............................................................................................................. 32
KUNCI JAWABAN ............................................................................................................... 42

Kegiatan Belajar 2
PENYAJIAN GAMBAR

TUJUAN PEMBELAJARAN ................................................................................................. 47
EPITOME ............................................................................................................................... 48
URAIAN MATERI ................................................................................................................. 49
2.1. Penyajian Benda-benda Tiga Dimensi ............................................................................ 49
2.1.1. Gambar Proyeksi ................................................................................................. 49
2.1.2. Proyeksi Piktorial ................................................................................................. 50
2.1.2.1. Proyeksi Isometrik ................................................................................. 50
2.1.2.2. Proyeksi Dimetri .................................................................................... 52
2.1.2.3. Proyeksi Miring ..................................................................................... 53
2.1.2.4. Gambar Perspektif ................................................................................. 53
2.1.3. Proyeksi Ortogonal .............................................................................................. 54
2.1.4. Proyeksi Pandangan ............................................................................................. 55
2.2. Aturan-aturan Dasar untuk Penyajian Gambar kerja ....................................................... 57
2.2.1. Penentuan Pandangan .......................................................................................... 57
2.2.2. Pandangan Sebagian ............................................................................................ 58
2.2.3. Pandangan Setempat ............................................................................................ 59
2.2.4. Pandangan Detail ................................................................................................. 59
2.2.5. Penggambaran Khusus ......................................................................................... 59
2.3. Potongan (Irisan) ............................................................................................................. 62
2.3.1. Penyajian Potongan, Letak Potongan dan Garis Potong ..................................... 62
2.3.2. Potongan dalam Satu Bidang ............................................................................... 64
2.3.3. Potongan dalam Lebih dari Satu Bidang ............................................................. 64
2.3.4. Potongan Separuh ................................................................................................ 65
2.3.5. Potongan yang Diputar di Tempat atau Dipindahkan .......................................... 65
2.3.6. Susunan Potongan-potongan Berurutan .............................................................. 66
2.3.7. Penampang-penampang Tipis .............................................................................. 66
2.3.8. Bagian yang Tidak Boleh Dipotong .................................................................... 66
2.3.9. Arsir ..................................................................................................................... 67
RANGKUMAN ....................................................................................................................... 69
UJI KOMPETENSI 2 .............................................................................................................. 71
KUNCI JAWABAN ............................................................................................................... 82
PAPERCRAFT ....................................................................................................................... 85

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