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ユ ニ ッ ト シ ー ト |
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氏 名 |
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ユニット |
せん断(機械によるせん断加工) |
分類番号 |
MU201-0050-1 |
自 己評 価 |
指導員確 認 |
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到達水準 |
(1)せん断理論の基礎知識について知っていること |
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(2)せん断機(シャーリングマシン、コーナーシャー)の特徴について |
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知っていること |
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(3)せん断機の保守点検ができること |
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(4)鋼板類を機械加工によって精度よくせん断できること |
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(5)安全衛生作業ができること |
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教科の細目 |
内 容 |
訓 練 時 間 |
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学科 |
実技 |
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せん断理論概要 |
(1)せん断加工とは |
3 |
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(2)せん断過程とせん断線図 |
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(3)クリアランスとせん断切り口面の構成・影響 |
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(4)せん断力とせん断仕事 |
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せん断作業とせん |
(1)せん断作業の種類とせん断機の種類 |
3 |
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断機 |
(2)シャーリングマシンとは |
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(3)シャーの種類・構造及びシャーの能力 |
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(4)コーナーシャーとは |
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(5)コーナーシャーの構造と用途 |
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機械によるせん断 |
(1)展開計算 |
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12 |
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イ.板金製品の部材への展開 |
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ロ.材料寸法・加工位置寸法の計算 |
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(2)シャーリング |
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イ.シャーの保守点検 |
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(クリアランス調整、電動バックゲージの調整、 |
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フロントゲージの調整、精度チェック含む) |
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ロ.シャー運転操作 |
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ハ.シャー作業 |
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(3)コーナーシャー |
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イ.コーナーシャーの保守点検 |
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(クリアランス調整、精度チェック) |
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ロ.運転操作 |
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(ワークストッパによる角度・寸法設定) |
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ハ.エッジノッチ加工 |
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安全衛生 |
(1)安全における要点 |
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(2)衛生における要点 |
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6 |
12 |
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使用する機械
器具等 |
動力シャー(シャーリングマシン)、コーナーシャー、測定器一式 |
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備 考 |
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※自己評価欄にはA、B、Cを記入する。 |
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