20春学期《特种加工技术》在线平时作业1

adminhan

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">在线切割加工过程中，工件受到的作用力（&nbsp;&nbsp; </span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;）。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:为零
B:较大
C:较小
D:为零或较小

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">在线切割加工过程中，电极丝的进给为（&nbsp; </span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;）。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:等速进给
B:加速加工
C:减速进给
D:伺服进给

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">加工半圆ＡＢ，切割方向从Ａ到Ｂ，起点坐标Ａ（－５，０），终点坐标Ｂ（５，０），其加工程序为（&nbsp;）。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:B5000BB010000GxSR2
B:B5000BB10000&nbsp;GySR2
C:B5000BB01000GySR2
D:BB5000B01000&nbsp;GySR2

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">在快走丝线切割加工中，工件的表面粗糙度Ra一般可达（&nbsp; </span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;）</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:1.6~3.2um&nbsp;
B:0.1~1.6um
C:0.8~1.6um
D:3.2~6.3um

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">石墨电极适用于做电火花成型加工的</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">(</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;&nbsp;</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; TEXT-DECORATION: underline; mso-spacerun: 'yes'">&nbsp;</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">)</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">电极。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:粗加工
B:精加工
C:粗加工和精加工
D:都不适用

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">下列不属于电极丝垂直找正的方法是&nbsp;(&nbsp;&nbsp;&nbsp; )&nbsp;&nbsp;。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:找正块找正
B:火花法找正
C:校正器找正
D:目测找正

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">(</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">)</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">加工方法是电火花加工。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:电解加工
B:成型加工
C:超声加工
D:电弧加工

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">快走丝线切割加工机床的加工精度一般在（&nbsp; </span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">）</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:0.01~0.005mm
B:0.01~0.04mm
C:0.1~0.5mm
D:0.05~0.1mm

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">在慢走丝线切割加工中，常用的工作液为（&nbsp; </span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;）</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:乳化液
B:机油
C:去离子水
D:柴油

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">阳极电解蚀除又因工艺方法的不同而分为</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">(&nbsp;&nbsp; )</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">、电解扩孔、电解抛光、电解去毛刺、电解磨削、电解研磨等。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">电铸</span>
B:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">复合电镀</span>
C:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">刷镀</span>
D:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">电解加工</span>

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; TEXT-ALIGN: justify"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">超高压水射流加工设备中的喷嘴，所采用的材料常用的有（&nbsp;&nbsp;&nbsp; <font face="Times New Roman">&nbsp;&nbsp;</font><font face="宋体">）。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:<font face="宋体">硬质合金</font>
B:<font face="宋体">蓝宝石</font>
C:<font face="宋体">红宝石</font>
D:<font face="宋体">玻璃</font>
E:<font face="宋体">金刚石</font>

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">超声波加工装置声学部件&mdash;&mdash;</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">变幅棒常用的形状有（&nbsp;&nbsp; </span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">）</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:锥形
B:双曲线形
C:指数形
D:阶梯形

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">激光器按工作物质的种类可分为(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; )</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:固体激光器
B:二氧化碳激光器
C:液体激光器
D:半导体激光器
E:气体激光器

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">照相制版主要的工艺过程包括：</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">（&nbsp;&nbsp;&nbsp;&nbsp; ）</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">原图</span>
B:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">照相</span>
C:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">涂覆</span>
D:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">曝光</span>
E:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">显影</span>
F:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">固膜</span>
G:<span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-STYLE: normal; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">腐蚀</span>

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt; TEXT-ALIGN: justify"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">超高压水射流加工的工作参数主要包括<font face="Times New Roman">(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;)</font><font face="宋体">。</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'"><o:p></o:p></span></p>
A:<font face="宋体">流速与流量</font>
B:<font face="宋体">水压</font>
C:<font face="宋体">能量密度</font>
D:<font face="宋体">喷射距离</font>
E:<font face="宋体">喷射角度</font>
F:<font face="宋体">喷嘴直径</font>

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">切削加工的本质和特点是靠刀具材料比工件更硬</span></p><!--EndFragment-->
A:错误
B:正确

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">电火花加工主要用于加工硬、脆、韧、软、高熔点的导电材料</span></p>
A:错误
B:正确

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">在型号为DK7632的数控电火花线切割机床中，D表示电加工机床。</span></p><!--EndFragment-->
A:错误
B:正确

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'">离子刻蚀是从工件上去除材料，是一个撞击溅射过程。</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">（<font face="Times New Roman">&nbsp; </font><font face="宋体">）</font></span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-spacerun: 'yes'"><o:p></o:p></span></p><!--EndFragment-->
A:错误
B:正确

<p class="p0" style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt"><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">习惯上将电极相对于工件的定位过程称为找正</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">。</span><span style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; FONT-FAMILY: '宋体'; mso-spacerun: 'yes'">&nbsp;</span></p><!--EndFragment-->
A:错误
B:正确