홈앤서비스 SK BROADBAND

제1편 기계 가공법 및 안전관리

제1장 기계 가공
1. 공작 기계 및 절삭제
1-1 기계공작 일반··················12
1-2 공작 기계의 종류 및 용도·········14
1-3 절삭 저항······················16
1-4 절삭 공구와 공구 재료············19
1-5 절삭유 및 윤활제················29
2. 기계 가공
2-1 선반 가공······················32
2-2 밀링 가공······················47
2-3 연삭 가공······················64
2-4 드릴링 가공····················79
2-5 보링 가공······················85
2-6 브로칭 가공····················87
2-7 기어 가공······················89
2-8 정밀 입자 가공·················93
2-9 특수 가공······················96

제2장 측정, 손다듬질 가공 및 안전관리
1. 측정 및 손다듬질 가공
1-1 측정의 기초···················100
1-2 길이 측정·····················101
1-3 각도 측정·····················110
1-4 테이퍼 측정···················112
1-5 형상, 위치 측정················113
1-6 윤곽 측정·····················114
1-7 표면 거칠기 측정···············115
2. 기계 안전 작업
2-1 공작 기계의 안전 수칙···········116
2-2 선반 작업의 안전 수칙···········117
2-3 밀링 작업의 안전 수칙···········118
2-4 연삭 작업의 안전 수칙···········119
2-5 드릴링 작업의 안전 수칙·········120
2-6 전기 용접의 안전 수칙···········121
2-7 수공구 안전 수칙···············121

제2편 기계 재료

제1장 기계 재료의 성질 및 분류
1. 기계 재료의 일반적 성질
1-1 금속의 성질···················126
1-2 금속의 결정과 합금 조직·········129
1-3 금속의 가공···················132

제2장 철강 재료의 기본 특성과 용도
1. 탄소강과 주철
1-1 철과 강······················134
1-2 철강 재료의 분류···············136
1-3 탄소강·······················138
1-4 주철·························144
2. 합금강
2-1 합금강의 개요·················147
2-2 구조용 합금강·················150
2-3 공구용 합금강·················151
2-4 특수 용도 합금강···············154

제3장 비철금속 재료의 기본 특성과 용도
1. 비철금속 재료
1-1 알루미늄과 그 합금·············156
1-2 구리와 그 합금················160

2. 기타 비철금속과 그 합금
2-1 베어링 합금···················165
2-2 기타 합금·····················166

제4장 열처리와 신소재
1 열처리
1-1 일반 열처리···················168
1-2 항온 열처리···················173
1-3 표면 경화법···················175
2. 신소재

제3편 기계 설계

제1장 재료의 강도 및 변형
1. 기계요소 설계의 기초
1-1 하중·························184
1-2 응력·························185
1-3 변형률·······················186
1-4 허용 응력과 안전율·············188

제2장 체결용 기계요소
1. 나사, 볼트, 너트
1-1 나사·························190
1-2 볼트·························194
2. 키, 핀, 코터
2-1 키··························197
2-2 핀··························202
2-3 코터·························203
3. 리벳, 용접
3-1 리벳·························204
3-2 용접·························209

제3장 동력 전달용 기계요소
1. 축, 축이음, 베어링
1-1 축··························212
1-2 축이음·······················218
1-3 베어링과 저널·················219
2. 기어, 벨트, 로프, 체인
2-1 전동용 기계요소···············225
2-2 마찰차·······················226
2-3 기어 전동 장치················229
2-4 벨트 전동 장치················235
2-5 로프 전동 장치················239
2-6 체인 전동 장치················240

제4장 완충 및 제동용 기계요소
1. 스프링, 브레이크, 캠
1-1 스프링·······················242
1-2 브레이크·····················247
1-3 캠··························250

제4편 컴퓨터 응용 가공

제1장 CAD/CAM 시스템
1. CAD/CAM 시스템의 개요
1-1 CAD/CAM/CAE···············252
1-2 NC의 발달과정에 따른 시스템·····254
2. CAD/CAM 시스템의 구성
2-1 컴퓨터의 기능과 구성···········257
2-2 하드웨어 구성 요소·············257
2-3 소프트웨어 구성 요소···········263
3. CAD 데이터 표준
3-1 CAD/CAM 인터페이스··········266
3-2 컴퓨터의 데이터 통신···········271

제2장 컴퓨터 그래픽 기초
1. 기하학적 도형의 정의와 처리
1-1 도형의 정의와 변환·············272
2. CAD 모델링을 위한 좌표 변환
2-1 도형의 좌표 변환···············275
2-2 벡터·························285
3. CAD 모델링을 위한 기초수학 및 디스플레이
3-1 모델링의 그래픽 기법···········289
3-2 렌더링 기법···················289

제3장 형상 모델링
1. CAD 모델의 종류 및 모델링 방법
1-1 3차원 모델링의 기법············290
2. 곡선 표현
2-1 도형의 정의···················302
2-2 자유 곡선의 정의···············305
3. 곡면 표현
3-1 곡면의 작성···················316
3-2 용도에 따른 곡면···············319

제4장 CAM 가공
1. CAM 가공 일반
1-1 CAM 시스템을 이용한 가공·······320
1-2 2D, 3D 모델링 및 NC 데이터 생성 과정·····················321

제5편 기계 제도

제1장 기계 제도 일반
1. 제도의 기본
1-1 제도 통칙·····················332
1-2 도면의 크기와 양식·············333
1-3 도면의 척도···················336
1-4 제도의 선·····················337
2. 투상법
2-1 정투상법·····················340
2-2 투상도의 표시 방법·············342
3. 단면도
3-1 전 단면도·····················347
3-2 한쪽 단면도···················348
3-3 부분 단면도···················348
3-4 회전 도시 단면도···············348
3-5 길이 방향으로 절단하지 않는 제품·349
4. 치수
4-1 치수 기입·····················351
4-2 치수 기입의 방법···············352
4-3 재료 표시법···················359
5. 표면 거칠기와 표면의 결
5-1 표면 거칠기···················363
5-2 표면 프로파일 파라미터··········364
5-3 표면의 결 지시 방법············366
6. 치수 공차와 끼워맞춤 공차
6-1 치수 공차·····················372
6-2 기본 공차·····················376
6-3 끼워맞춤 공차·················377
6-4 상용하는 끼워맞춤··············378
6-5 끼워맞춤 상태에 따른 분류·······380
6-6 공차 표시 방법················380
7. 기하 공차
7-1 기하 공차의 필요성·············382
7-2 데이텀 도시 방법···············384
8. 최대 실체 공차 방식
8-1 최대 실체 공차 방식의 의미·······388
8-2 최대 실체 치수와 최소 실체 치수··388
9. 스케치도 작성법
9-1 스케치의 필요성과 원칙··········390
9-2 스케치 방법···················390
9-3 스케치의 작성 순서·············391

제2장 기계요소의 제도
1. 결합용 기계요소
1-1 나사의 제도···················392
1-2 핀의 제도·····················396
1-3 리벳의 제도···················397
2. 축에 관한 요소
2-1 축의 제도·····················399
2-2 베어링의 제도·················400
3. 운동용 기계요소
3-1 스퍼 기어의 제도···············403
3-2 베벨 기어의 제도···············404
3-3 웜 기어의 제도················405

제6편 CNC 공작법

제1장 CNC의 개요
1. CNC 공작 기계
1-1 CNC 공작 기계의 개요··········408
1-2 NC의 발전 과정················408
2. CNC 공작 기계의 구조

제2장 CNC 공작 기계의 제어 방식
1. CNC 시스템의 구성
2. NC 제어 방식
2-1 NC 제어 방식·················412
2-2 NC 펄스 분배 방식·············412
3. 서보 기구
3-1 서보 기구 방식················414

제3장 CNC 공작 기계 가공
1. CNC 선반 프로그래밍과 가공
1-1 프로그램의 용어···············416
1-2 프로그램의 기초···············419
1-3 홀더 및 인서트 형번 표기법·······431
1-4 좌푯값 지령 방법···············433
1-5 프로그램 원점과 좌표계 설정·····434
1-6 프로그래밍 구성 ···············436
2. 머시닝 센터 프로그래밍과 가공
2-1 좌표 지령·····················444
2-2 원호 가공·····················445
2-3 나사 절삭·····················447
2-4 원점 복귀·····················448
2-5 좌표계 설정···················449
2-6 공구 교환·····················451
2-7 공구 보정·····················451
2-8 고정 사이클···················454
2-9 절삭 조건·····················457
3. 기타 CNC 공작 기계
3-1 CNC 방전 가공기··············459
3-2 방전 가공 기술················460
3-3 공작물의 예비 가공 및 고정·······461
3-4 CNC 와이어 컷 방전 가공기······463
3-5 세컨드 컷 가공················465

제4장 작업 안전
1. CNC 공작 기계의 작업 안전
1-1 CNC 공작 기계 작업 시 주의 사항·466

부록 - 과년도 출제 문제

2013년 시행 문제···································································470
2014년 시행 문제···································································511
2015년 시행 문제···································································549
2016년 시행 문제···································································589
2017년 시행 문제···································································627
2018년 시행 문제···································································666
2019년 시행 문제···································································709