mastercamX3学习-不锈钢餐具成型模具的设计与制造

mastercamX3学习-不锈钢餐具成型模具的与制造 学习情境六 不锈钢餐具成型模具的设计与制造 一、工作描述 加工2件如图6-1所示的不锈钢餐具成型模具。 图6-1 不锈钢餐具成型模具 【知识点】 , 数控加工工艺的制订 , 绘制文字 , 基本实体 , 扫描实体 , 布尔运算 , 实体旋转 , 实体的挤出 , 实体倒圆角 , 实体转为曲面 , 毛坯、刀具库、材料库的设定 , 刀具的选择 , 曲面刀路、切削参数的设定 , 加工模拟、优化 , NC程序、加工报表的生成 【技能点】 , 产品的加工工艺分析与确定 , 轮廓线的绘制 specifies a method of screening method for the determination of fineness of starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample, as in the formula: x--sample size,%; MO--the original weight of the sample, g; Sift the ML--sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determination as a result. Results one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute value , CAD实体建模 , 曲面的CAM编程 , 加工模拟、优化 , 生成NC程序、加工报表 二、工作任务分析 从不锈钢餐具成型模具的图样分析看，加工的难点主要在模具的凸台外形结构复杂，须采用数控加工;从外形轮廓看，主要由直线、圆弧、曲线构成，可通过矩形、点、曲线、旋转、复制布尔运算等功能进行构建;从零件的材料、热处理分析看，刀具材料宜选择硬质合金类的刀具;从加工工艺分析看，可采用普通机床进行产品的半成品加工，利用数控机床进行精加工。所以本项目主要由以下任务构成: , 零件的加工工艺分析及数控加工工艺方案的确定; , 零件的CAD建模 , 零件的CAM编程 , 零件的加工模拟、优化、NC程序、加工报表的生成 , 数据传输 , 数控加工 , 产品检验、入库 任务1. 零件的加工工艺分析及数控加工工艺方案的确定 1.1零件的加工工艺分析 根据所要加工零件的数量及使用状况看，不锈钢餐具成型模具的加工属于单件生产。从零件的工作状况、结构特征及材料分析看，毛坯宜采用锻件，所以零件的加工工艺可按以下路径进行: 毛坯(锻件)——粗铣——粗车——调质——精铣——数控加工——修配——文字雕刻——淬火——修模——试模——入库 毛坯 粗铣 粗车 调质 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 2 精铣 数控加工 文字雕刻 1.2 零件的数控加工工艺方案的确定 在数控加工阶段，由于零件的底座外形为规则的矩形，因此采用平口钳装夹即可，一般分两次进行数控加工，第一次粗加工，一般采用平面挖槽、曲面等高外形加工。刀具尽可能采用大刀具，精加工采用放射状加工，刀具采用球形铣刀。考虑到零件材质较硬。刀具 材料宜采用涂层硬质合金刀具。 任务2. 零件的CAD建模 在零件建模过程中要将“建模制造化、建模积木化”的思路带到建模工作中去，在建模过程中切忌将所有轮廓线全部绘制完毕后再建模，这样容易思路不清，发生错误。比较正确的做法是:先进行大的特征的构建，绘制一个特征的轮廓线，建立一个实体模型，一个一个特征叠加上去，再进行细节特征的修改，特征叠加与修改的过程尽可能与加工工艺一致。在实际工作中，对无关紧要、不需进行数控加工的特征可以不用建模，这里考虑到学习，所以对所有特征均进行建模。具体建模过程如下: 2.1 模具底座绘制 1.打开Mastercam软件 使用俯视图为构图面、屏幕视角为俯视图。 2.轮廓线绘制与修剪 , 图层及轮廓线属性设置:按键盘上的“F9”键，打开系统的坐标原点，?鼠标左键在线型处点击，选择“连续线”;?线宽默认“粗线”;?设置轮廓线的层别“2”;?鼠标左键在“系统颜色”处点击;点“绿色10”，?鼠标左键在“2D/3D”处点击，设为“2D”。 5 4 3 1 2 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 3 , 轮廓线的绘制:利用【矩形】功能绘制中心在原点，长110，宽100的矩形。 3.底座实体生成 , 图层设置:将实体图层设为第3层，。 , 实体建模:利用【挤出实体】功能完成实体建模。拉伸距离“10”，方向向下。 2.2 型芯绘制 1.轮廓线绘制与修剪 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 4 , 图层、构图面及轮廓线属性设置::将轮廓线图层设为第2层， ，将构图面设为前视图 。 , 轮廓线绘制与修剪:?点绘制【点】?输入点坐标?确认。绘制八个关键点。?点【手动画曲线】 ，?选择刚刚绘制的八个关键点，选完最后一个点回车，?确认，?绘制y=0和y=25的两条水 平线，?绘制x=0的垂直线，?利用【两物体修剪】修剪多余线条。 1 2 3 6 4 5 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 5 7 9 8 2.实体生成 , 图层设置:将实体图层设为第3层，。 , 实体建模:利用【实体旋转】功能完成实体建模。选择刚刚绘制的轮廓线串作为选择对象，选择 x=0的垂直线作为回转中心，旋转360?。 2.3 周围花纹绘制 1.花纹引导线串的绘制与修剪 , 图层、构图面及轮廓线属性设置::将轮廓线图层设为第2层， ，将构图面设为前视图。 , 轮廓线绘制与修剪:?利用【圆心+点】绘制圆，圆心坐标为(12.808,-5.361,0),另一点为曲线与 y=0水平线的交点。?绘制一条x=9.77的直线修剪圆弧，?利用【一物体修剪】和【两物体修剪】修 去多余线条，并删除刚刚绘制的垂直线。 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 6 3 1 2 2.花纹截面线串的绘制与修剪 , 构图面切换:将构图面设为俯视图。 , 轮廓线绘制:利用【圆心+点】绘制圆，如下图所示，直径为φ7.5。 3. 其他几条花纹截面线串与引导线串绘制 , 其他几条花纹截面线串与引导线串绘制:利用【旋转】功能产生其他几条花纹，注意在旋转前要 将构图面放到俯视图上。 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 7 4.花纹实体生成 , 图层设置:将实体图层设为第3层，。 , 实体建模:利用【扫描实体】功能按照步骤1~6完成实体建模。其他几条花纹可以利用【扫描实体】 功能或者【旋转】来生成。 1 4 2 3 5 6 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 8 5.花纹与型芯结合 , 实体建模:利用【布尔运算-结合】功能完成实体建模。 5.边界倒圆角 , 边界倒圆角:利用【实体倒圆角】功能完成实体建模。?点【实体倒圆角】，?选择边缘线， ?回车，?输入圆角半径“2”，?确定。其他几条花纹倒圆角也类似。 2 1 4 5 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 9 2.4 文字雕刻 1文字的绘制 , 图层、构图面、构图深度及轮廓线属性设置::将轮廓线图层设为第2层，构图深度设为25， ， 将构图面设为俯视图。 , 文字绘制:?点【绘图】下的【绘制文字】?点选真实字型，?选择隶，确定，?选择圆弧顶部， ?输入高度“5”?输入圆弧半径“6”?输入文字“开元食品机械厂”，?确定，?选择顶圆的圆心， 1 3 2 4 5 7 6 8 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 10 9 2文字的拉伸 , 图层设置:将实体图层设为第3层，。 , 实体建模:利用【挤出实体】功能完成实体建模。串选文字线条拉伸，拉伸距离为“0.5”，方向朝下。 注意拉伸时要选择切割的实体。 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 11 2.5顶部圆环花纹绘制 1.圆环绘制 , 圆环实体建模:利用【画圆环体】功能按步骤1~6完成实体建模。利用【镜像】功能产生另一个圆环 实体。 1 2 3 4 5 6 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 12 2.切割实体 , 实体切割:利用【布尔运算-切割】功能切割出圆环花纹。选择型芯作为目标体，两个圆环作为工具体。 任务4 零件的CAM编程 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 13 1. 数控加工前半成品的设置 1.1毛坯绘制 数控加工前零件已经经过粗铣、粗车、精铣等工序，零件已经加工成一个矩形底座加圆锥凸台的形状，并留有一定得余量。 首先绘制出毛坯，(1)将图层设置为第254层，图层2打开，图层3关闭，构图深度设为2，2D绘图，(2)绘制110*100的矩形，(3)将图层设置为第255层，并命名为毛坯层，(4)点击挤出实体，拉伸刚刚绘制的矩形线框，(5)向下拉伸12，(6)因为凸模体已经加工成了一个圆椎体，所以绘制椎体凸台，点击画圆锥体，(7)点击实体，(8)输入基础半径40，高度25，顶部半径23，(9)点击布尔运算-结合，生成毛胚实体。 2 4 5 7 8 1.2曲面片体生成 在做曲面加工时，不需要雕刻文字，以及凸模台顶部的细节特征，所以将这些特征隐藏掉，切换图层至第3层，其他图层隐藏，(1)点击操作管理中的实体管理，(2)将不需要加工的特征隐藏掉。(3)切换图层至253层，(3)点击绘图->曲面->由实体生成曲面，(4)选择实体，(5)回车，生成曲面，隐藏第3层。 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 14 1 2 4 2、机床类型选择 3、毛坯材料设定 为了方便毛坯的选择，关闭其他图层，只留255层即毛胚层，(1)选择材料设置，(2)点选实体， (3)点击选择按钮，(4)选择刚刚生成的毛坯，(5)确定。 2 3 1 4 5 4.曲面粗加工(挖槽) (1)点击刀具路径->曲面粗加工->粗加工挖槽加工，(2)确定NC名称，(3)选择要挖槽加工的曲面，(4)回al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 15 车，(5)指定进刀点，(6)选择Mill-MM刀库中的φ20的平底刀，并定为1号刀，(7)修改切削参数，(8)高度设置，勾去参考高度，工件表面为0，(9)Z轴最大进给量为1，(10)勾选G铣平面，(11)选择等距环切作为切削方式，(12)确定，生成刀路并仿真。 3 1 5 6 7 9 8 10 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 16 11 12 4.曲面粗加工(等高外形) (1)点击刀具路径->曲面粗加工->粗加工挖槽加工，(2)选择要加工的曲面，(3)回车，(4)指定进刀点，(5)选择Mill-MM刀库中的φ10的圆鼻刀，刀角半径为3，并定为2号刀，(6)修改切削参数，(7)高度设置，勾去参考高度，(8)加工面预留量为0.2，(9)等高外形粗加工参数中，选择逆铣，(10)勾选切削顺序最佳化，(11)勾选S浅平面加工，(12)勾选F平面区域，(13)确定，生成刀路并仿真。 2 1 4 5 6 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 17 8 7 9 8 7 10 11 12 13 4.曲面精加工(放射) (1)点击刀具路径->曲面精加工->精加工放射状，(2)选择要加工的曲面，(3)回车，(4)选择干涉面，(5)选择边界范围(6)放射加工中心，(7)选择Mill-MM刀库中的φ8的球刀，并定为3号刀，(8)修改切削参数，(9)高度设置， (10)放射状精加工参数中，起始补正距为2，(11)确定，生成刀路并仿真。 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 18 2 1 3 7 9 8 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 19 10 11 8、执行后处理，生成NC程序 刀具路径生成后，经检验无误后，就可以进行后处理操作了。 9、生成加工报表 在刀具路径管理器空白处单击鼠标右键，在弹出的快捷键菜单中选择“加工报表”即可。 e absolute valueResults one decimal. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, th nation as a result.sample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the sample, as in the formula: x ht ofthe results of the calculation method applied to sample by sample sieve weight expressed as a percentage of the original weig he sample sieve residue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4,out t to 0.1g, evenly pour the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour00. Step 3, analysis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate ber 1t the sample by dividing the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen numthe sample weight expressed as a percentage of the original weight. Principle: the samples with a sample screen screening, ge sievetarch samples sample screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the starch this standard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: s specifies a method of screening method for the determination of fineness of 20 al. 6.2 allowing differential analyst simultaneously or in quick succession for the second determination, the absolute valuenation as a result. Results one decimsample weight of residue on the sieve, g. Such as poor meets the requirements, take the arithmetic mean of the second determi--the original weight of the sample, g; Sift the ML--sample size,%; MO--the formula: x as in e calculation method applied to sample by sample sieve weight expressed as a percentage of the original weight of the sample,sidue on weighing, accurate to 0.1g. Determination of the number: measured on the same sample twice. 4, the results of theve reur the sample sieve. Screening: shake the sample sieve evenly, until the screen down so far. Carefully pour out the sample siis sample preparation: samples should be fully mixed. Sample volume: mix weighing the sample 50g, accurate to 0.1g, evenly ponalysviding the weight of the sieve. 2, instruments and scales: the precision of 0.1g. Sample screen: screen number 100. Step 3, aexpressed as a percentage of the original weight. Principle: the samples with a sample screen screening, get the sample by di weightple screening samples obtained by dividing the weight of the sieve. To sample by dividing the weight of the sieve the sample ard applies to dried into a powder of refined starch. 1, definitions and principles of fineness of starch: starch samples samspecifies a method of screening method for the determination of fineness of starch this stand 21