天圆地方不锈钢钣金放样下料方法

摘要：<p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;">天圆地方</span></span><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;">不锈钢</span></span><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;">钣金放样下料方法</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;"><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">1.<span style="font-family:宋体;">先实际尺寸画出侧视图和俯视图，然后把俯视图上的</span><span style="font-family:Calibri;">1/4</span><span style="font-family:宋体;">圆弧等分成</span><span style="font-family:Calibri;">3</span><span style="font-family:宋体;">份。再把分出的各点（</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">3</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">4</span><span style="font-family:宋体;">）用直线（</span><span style="font-family:Calibri;">a</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">b</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">c</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">d)</span><span style="font-family:宋体;">与</span><span style="font-family:Calibri;">F</span><span style="font-family:宋体;">点相连。（步骤相对应</span><span style="font-family:Calibri;">1-1</span><span style="font-family:宋体;">图与</span><span style="font-family:Calibri;">1-2</span><span style="font-family:宋体;">图）</span></span></span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;"><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">2.<span style="font-family:宋体;">再画一条直线，取一点</span><span style="font-family:Calibri;">I,</span><span style="font-family:宋体;">量取高度尺寸以</span><span style="font-family:Calibri;">I</span><span style="font-family:宋体;">点为起点在直线上标注一点</span><span style="font-family:Calibri;">J</span><span style="font-family:宋体;">。然后过</span><span style="font-family:Calibri;">I</span><span style="font-family:宋体;">点画一条与其垂直相交线，量取直线</span><span style="font-family:Calibri;">a</span><span style="font-family:宋体;">的长度以</span><span style="font-family:Calibri;">I</span><span style="font-family:宋体;">点为起点在线上标注一点</span><span style="font-family:Calibri;">K</span><span style="font-family:宋体;">，再量取直线</span><span style="font-family:Calibri;">b</span><span style="font-family:宋体;">长度以</span><span style="font-family:Calibri;">I</span><span style="font-family:宋体;">点为起点在直线标注一点</span><span style="font-family:Calibri;">L </span><span style="font-family:宋体;">。用直线</span><span style="font-family:Calibri;">e</span><span style="font-family:宋体;">把</span><span style="font-family:Calibri;">K J</span><span style="font-family:宋体;">两点相连，再用直线</span><span style="font-family:Calibri;">f</span><span style="font-family:宋体;">把</span><span style="font-family:Calibri;">L J</span><span style="font-family:宋体;">两点相连 。（步骤相对应</span><span style="font-family:Calibri;">1-3</span><span style="font-family:宋体;">图）</span></span></span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;"><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;"><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">3.<span style="font-family:宋体;">① 以方头一边的长度画出一条</span><span style="font-family:Calibri;">P Q</span><span style="font-family:宋体;">直线，找出</span><span style="font-family:Calibri;">P Q</span><span style="font-family:宋体;">直线中心点</span><span style="font-family:Calibri;">O</span><span style="font-family:宋体;">画一条与其垂直相交线。</span></span></span></span></span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">② 以点<span style="font-family:Calibri;">Q</span><span style="font-family:宋体;">为圆心，直线</span><span style="font-family:Calibri;">e</span><span style="font-family:宋体;">为半径（以下称</span><span style="font-family:Calibri;">Qe</span><span style="font-family:宋体;">圆弧）在垂直相交线上画圆弧相交于点</span><span style="font-family:Calibri;">7</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">7 Q</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">③ 以点<span style="font-family:Calibri;">Q</span><span style="font-family:宋体;">为圆心，直线</span><span style="font-family:Calibri;">f</span><span style="font-family:宋体;">为半径画圆弧（以下称</span><span style="font-family:Calibri;">Qf</span><span style="font-family:宋体;">圆弧）。再量取俯视图中的点</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">与点</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">之间的弦长（以下称</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">～</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">弦长）为半径，点</span><span style="font-family:Calibri;">7</span><span style="font-family:宋体;">为圆心画圆弧相交于点</span><span style="font-family:Calibri;">6</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">6 Q</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">④ 以点<span style="font-family:Calibri;">6</span><span style="font-family:宋体;">为圆心，</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">～</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">弦长为半径画圆弧与</span><span style="font-family:Calibri;">Qf</span><span style="font-family:宋体;">圆弧相交于点</span><span style="font-family:Calibri;">5</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">5 Q</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">⑤ 以点<span style="font-family:Calibri;">5</span><span style="font-family:宋体;">为圆心，</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">～</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">弦长为半径画圆弧与</span><span style="font-family:Calibri;">Qe</span><span style="font-family:宋体;">圆弧相交于点</span><span style="font-family:Calibri;">4</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">4 Q</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">⑥ 以点<span style="font-family:Calibri;">Q</span><span style="font-family:宋体;">为圆心，线段</span><span style="font-family:Calibri;">PQ</span><span style="font-family:宋体;">为半径画圆弧，再以点</span><span style="font-family:Calibri;">4</span><span style="font-family:宋体;">为圆心，线段</span><span style="font-family:Calibri;">7Q</span><span style="font-family:宋体;">为半径画圆弧相交于点</span><span style="font-family:Calibri;">S</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">Q S</span><span style="font-family:宋体;">两点相连。再用直线把点</span><span style="font-family:Calibri;">4</span><span style="font-family:宋体;">与点</span><span style="font-family:Calibri;">S</span><span style="font-family:宋体;">相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">⑦ 以点<span style="font-family:Calibri;">S</span><span style="font-family:宋体;">为圆心，线段</span><span style="font-family:Calibri;">Q4</span><span style="font-family:宋体;">为半径画圆弧（以下称</span><span style="font-family:Calibri;">S4</span><span style="font-family:宋体;">圆弧），再以点</span><span style="font-family:Calibri;">S</span><span style="font-family:宋体;">为圆心，直线</span><span style="font-family:Calibri;">f</span><span style="font-family:宋体;">半径，画圆弧（以下称</span><span style="font-family:Calibri;">Sf</span><span style="font-family:宋体;">圆弧）。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">⑧ 以点<span style="font-family:Calibri;">4</span><span style="font-family:宋体;">为圆心，</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">～</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">弦长为半径画圆弧与</span><span style="font-family:Calibri;">Sf</span><span style="font-family:宋体;">圆弧相交于点</span><span style="font-family:Calibri;">3</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">3 S</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">⑨ 以点<span style="font-family:Calibri;">3</span><span style="font-family:宋体;">为圆心，</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">～</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">弦长为半径画圆弧与</span><span style="font-family:Calibri;">Sf</span><span style="font-family:宋体;">圆弧相交于点</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">2 S</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">⑩ 以点<span style="font-family:Calibri;">2</span><span style="font-family:宋体;">为圆心，</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">～</span><span style="font-family:Calibri;">2</span><span style="font-family:宋体;">弦长为半径画圆弧与</span><span style="font-family:Calibri;">S4</span><span style="font-family:宋体;">圆弧相交于点</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">1 S</span><span style="font-family:宋体;">两点相连。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">4.<span style="font-family:宋体;">以点</span><span style="font-family:Calibri;">4</span><span style="font-family:宋体;">为圆心，点</span><span style="font-family:Calibri;">O</span><span style="font-family:宋体;">、</span><span style="font-family:Calibri;">4</span><span style="font-family:宋体;">之间的距离为半径画圆弧（以下称</span><span style="font-family:Calibri;">O4</span><span style="font-family:宋体;">圆弧），再以点</span><span style="font-family:Calibri;">S</span><span style="font-family:宋体;">为圆心，</span><span style="font-family:Calibri;">O Q</span><span style="font-family:宋体;">两点的长度为半径（即是</span><span style="font-family:Calibri;">1/2</span><span style="font-family:宋体;">边长）画圆弧与</span><span style="font-family:Calibri;">O4</span><span style="font-family:宋体;">圆弧相交于点</span><span style="font-family:Calibri;">T</span><span style="font-family:宋体;">，用直线把</span><span style="font-family:Calibri;">S T</span><span style="font-family:宋体;">两点相连，再用直线把点</span><span style="font-family:Calibri;">1</span><span style="font-family:宋体;">与点</span><span style="font-family:Calibri;">T</span><span style="font-family:宋体;">相连。（步骤相对应</span><span style="font-family:Calibri;">1-4</span><span style="font-family:宋体;">）</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">5.<span style="font-family:宋体;">用线段把</span><span style="font-family:Calibri;">1 2 3 4 5 6 7</span><span style="font-family:宋体;">依次连接，即得</span><span style="font-family:Calibri;">1/2</span><span style="font-family:宋体;">展开图。（步骤相对应</span><span style="font-family:Calibri;">1-4</span><span style="font-family:宋体;">）</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;"><span style="font-family:宋体;"><span style="font-family:宋体;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;">6.<span style="font-family:宋体;">如要完整展开图即可按以上步骤连续把另一半展开图画出（步骤相对应</span><span style="font-family:Calibri;">1-5</span><span style="font-family:宋体;">）</span></span></span></span> </p> <p style="margin:0pt;"> <span style="font-family:Calibri;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-font-kerning:1.0000pt;mso-fareast-font-family:宋体;mso-bidi-font-family:&quot;Times New Roman&quot;;">&nbsp;</span> </p>