本教材是一本專(zhuān)為機(jī)械設(shè)計(jì)領(lǐng)域?qū)W生及從業(yè)人員編寫(xiě)的實(shí)用指南，系統(tǒng)地介紹了中望CAD軟件的應(yīng)用知識(shí)。本書(shū)從軟件基礎(chǔ)入門(mén)著手，詳細(xì)闡述了中望CAD的操作界面、文件管理、基本輸入操作等基礎(chǔ)知識(shí)，確保讀者能夠快速熟悉軟件環(huán)境。隨后，教材深入到基本繪圖設(shè)置、二維繪圖命令、二維圖形編輯等核心技能的講解，通過(guò)豐富的動(dòng)手學(xué)習(xí)實(shí)例，引導(dǎo)讀者逐步掌握機(jī)械繪圖的關(guān)鍵技術(shù)。本教材還涵蓋了尺寸標(biāo)注、表格與圖塊的創(chuàng)建和編輯，以及三維造型的基礎(chǔ)知識(shí)和復(fù)雜三維造型的技巧，全面提高讀者的CAD繪圖能力。通過(guò)多個(gè)綜合實(shí)例，如球閥三維設(shè)計(jì)。本書(shū)使讀者能夠?qū)⑺鶎W(xué)知識(shí)應(yīng)用于實(shí)際工作中，提升機(jī)械設(shè)計(jì)的專(zhuān)業(yè)水平。
趙彥軍，男，漢族，1968年2月出生，中共黨員，甘肅會(huì)寧人，教授，畢業(yè)于天津職業(yè)技術(shù)師范學(xué)院，機(jī)械制造工藝與設(shè)備專(zhuān)業(yè)，現(xiàn)任甘肅機(jī)電職業(yè)技術(shù)學(xué)院黨委書(shū)記、校長(zhǎng)。
項(xiàng)目一 熟悉中望機(jī)械 CAD 基本操作 ····················································.1
任務(wù)一 設(shè)置操作環(huán)境 ·········································································.2
任務(wù)二 管理文件 ···············································································.7
任務(wù)三 繪制線(xiàn)段 ··············································································.11
任務(wù)四 模擬試題與上機(jī)實(shí)驗(yàn) ·······························································.13
項(xiàng)目二 繪制簡(jiǎn)單機(jī)械圖形 ···································································.17
任務(wù)一 繪制階梯軸 ···········································································.18
任務(wù)二 繪制壓蓋 ··············································································.28
任務(wù)三 繪制圓形插板 ········································································.33
任務(wù)四 繪制底座 ··············································································.36
任務(wù)五 繪制螺母 ··············································································.39
任務(wù)六 繪制棘輪 ··············································································.42
任務(wù)七 繪制螺絲刀 ···········································································.46
任務(wù)八 繪制聯(lián)軸器 ···········································································.50
任務(wù)九 模擬試題與上機(jī)實(shí)驗(yàn) ·······························································.58
項(xiàng)目三 繪制復(fù)雜機(jī)械圖形 ···································································.61
任務(wù)一 繪制膠木球 ···········································································.62
任務(wù)二 繪制閥桿 ··············································································.66
任務(wù)三 繪制端蓋主視圖 ·····································································.69
任務(wù)四 繪制端蓋左視圖 ·····································································.72
任務(wù)五 繪制密封墊 ···········································································.77
任務(wù)六 繪制掛輪架 ···········································································.84
任務(wù)七 繪制傳動(dòng)軸 ···········································································.87
任務(wù)八 繪制凸輪卡爪 ········································································.94
任務(wù)九 繪制齒輪軸套左視圖 ·······························································.99
任務(wù)十 模擬試題與上機(jī)實(shí)驗(yàn) ·····························································.102
中望機(jī)械 CAD 項(xiàng)目式教程（微課版）
VI
項(xiàng)目四 標(biāo)注機(jī)械圖形 ········································································.107
任務(wù)一 標(biāo)注膠木球 ·········································································.108
任務(wù)二 標(biāo)注手把尺寸 ······································································.117
任務(wù)三 標(biāo)注手柄 ············································································.122
任務(wù)四 標(biāo)注泵軸 ············································································.125
任務(wù)五 標(biāo)注傳動(dòng)軸 ·········································································.126
任務(wù)六 標(biāo)注技術(shù)要求 ······································································.138
任務(wù)七 模擬試題與上機(jī)實(shí)驗(yàn) ·····························································.139
項(xiàng)目五 靈活運(yùn)用輔助繪圖工具 ··························································.143
任務(wù)一 繪制齒輪參數(shù)表 ···································································.144
任務(wù)二 創(chuàng)建粗糙度圖塊 ···································································.150
任務(wù)三 保存粗糙度圖塊 ···································································.152
任務(wù)四 創(chuàng)建并標(biāo)注動(dòng)態(tài)粗糙度 ··························································.154
任務(wù)五 繪制明細(xì)表 ·········································································.163
任務(wù)六 修改明細(xì)表內(nèi)容 ···································································.168
任務(wù)七 標(biāo)注泵軸的表面粗糙度 ··························································.170
任務(wù)八 建立緊固件工具選項(xiàng)板 ··························································.174
任務(wù)九 模擬試題與上機(jī)實(shí)驗(yàn) ·····························································.178
項(xiàng)目六 零件圖設(shè)計(jì) ···········································································.180
任務(wù)一 閥蓋設(shè)計(jì) ············································································.181
任務(wù)二 閥體設(shè)計(jì) ············································································.194
任務(wù)三 模擬試題與上機(jī)實(shí)驗(yàn) ·····························································.211
項(xiàng)目七 裝配圖設(shè)計(jì) ···········································································.214
任務(wù)一 球閥裝配平面圖 ···································································.215
任務(wù)二 模擬試題與上機(jī)實(shí)驗(yàn) ·····························································.226
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