WorksheetsS24 - Final Examination - Mechanical Manufacturing Technology
Total questions: 100
Worksheet time: 50mins
The pictures in A, B, C, and D show Machining centers (加工中心). What is the name of the machine shown in A?
万能加工中心(五轴加工中心)
复合加工中心(立卧两用加工中心)
立式加工中心
卧式加工中心
This picture shows the outline drawing of the CNC lathe (数控车床) machine. Write the name of the component mentioned in 1
(a)
This picture shows the outline drawing of the CNC lathe (数控车床) machine. Write the name of the component mentioned in 2
(a)
This picture shows the outline drawing of the CNC lathe (数控车床) machine. Write the name of the component mentioned in 3
(a)
This picture shows the outline drawing of the CNC lathe (数控车床) machine. Write the name of the component mentioned in 4
(a)
This picture shows the outline drawing of the CNC lathe (数控车床) machine. Write the name of the component mentioned in 5
(a)
This picture shows the outline drawing of the CNC lathe (数控车床) machine. Write the name of the component mentioned in 6
(a)
This picture shows the outline drawing of the CNC lathe (数控车床) machine. What is the name of the component mentioned in 1
主轴
刀塔
尾架
电动机
This picture shows the outline drawing of the Miller (铣床) machine. What is the name of the component mentioned in 2
床身
悬臂
铣刀心轴
挂架
This picture shows the outline drawing of the Miller (铣床) machine. What is the name of the component mentioned in 3
床身
悬臂
铣刀心轴
挂架
This picture shows the outline drawing of the Miller (铣床) machine. What is the name of the component mentioned in 4
床身
悬臂
铣刀心轴
挂架
This picture shows the outline drawing of the Miller (铣床) machine. What is the name of the component mentioned in 5
工作台
床鞍
升降台
底座
This picture shows the outline drawing of the Miller (铣床) machine. Write the name of the component mentioned in 1 (In Chinese)
(a)
This picture shows the outline drawing of the Miller (铣床) machine. What is the name of the component mentioned in 5 (In Chinese)
升降台
主轴
工作台
床鞍
This picture shows the outline drawing of the Gantry milling machine (龙门铣床 ). What is the name of the component mentioned in 6 (In Chinese)
床身
卧铣头
立铣头
立柱
The characteristics of a Computer Numerical Control (CNC) machine are ______________. (multiple answers)
柔性高
改善劳动条件
生产效率高
这些都没有
数控机床: 按照加工精度分类
普通加工中心
单工作台加工中心
高精度加工中心
多工作台加工中心
This picture shows the outline drawing of the Composite machine tools mainly focused on grinding (以磨削为主的复合机床). What is the name of the component mentioned in 3 (In Chinese)
转摆台
主轴
砂轮
零件
This picture shows the outline drawing of the Composite machine tools mainly focused on grinding (以磨削为主的复合机床). Write the name of the component mentioned in 3 (In Chinese)
(a)
Lathe machine (车床) types. (multiple answers)
CA6140型卧式车床
立式车床
转塔车床
磨床
This picture shows the outline drawing of the Turret Lathe (转塔车床) machine. What is the name of the component mentioned in 1 (in Chinese)
主轴箱
前刀架
床身
前刀架溜
This picture shows the outline drawing of the Turret Lathe (转塔车床) machine. What is the name of the component mentioned in 5 (in Chinese)
转塔刀架
转塔刀架溜板箱
定程装置
进给箱
This picture shows the outline drawing of the Central Grinding (无心磨床) machine. What is the name of the component mentioned in 4 (in Chinese)
磨削砂轮
工件
导轮
托板
在钻床上主要用钻头进行钻孔 (Drilling is mainly carried out using drill bits on drilling machines)
True
False
Write the processing method of drilling machine shown in the figure (in chinese)
(a)
Choose the processing method of the drilling machine shown in figure (c).
钻孔
扩孔
铰孔
攻螺纹
Choose the processing method of the drilling machine shown in figure (d).
钻孔
扩孔
铰孔
攻螺纹
Choose the processing method of the drilling machine shown in Figure (e).
钻理头孔
锪平面
铰孔
攻螺纹
Choose the processing method of the drilling machine shown in Figure (f).
钻理头孔
锪平面
铰孔
攻螺纹
This picture shows the outline drawing of the Vertical drilling machine (立式钻床). What is the name of the component mentioned in 1 (in Chinese)
变速箱
进给箱
主轴
工作台
This picture shows the outline drawing of the Vertical drilling machine (立式钻床). What is the name of the component mentioned in 2 (in Chinese)
变速箱
进给箱
主轴
工作台
This picture shows the outline drawing of the Vertical drilling machine (立式钻床). What is the name of the component mentioned in 3 (in Chinese)
变速箱
进给箱
主轴
工作台
This picture shows the outline drawing of the Vertical drilling machine (立式钻床). What is the name of the component mentioned in 4 (in Chinese)
变速箱
进给箱
主轴
工作台
This picture shows the outline drawing of the Vertical drilling machine (立式钻床). What is the name of the component mentioned in 5 (in Chinese)
变速箱
进给箱
底座
立柱
This picture shows the outline drawing of the Vertical drilling machine (立式钻床). What is the name of the component mentioned in 6 (in Chinese)
变速箱
进给箱
底座
立柱
The picture shows the drawing outline of a Vertical drilling machine. Write the name (in English) of the component mentioned in 5.
(a)
What is "B" called in the basic turning operation?
(a)
What is "A" called in the basic turning operation?
Workpiece
depth of cut
machined surface
cutting velocity
What is "C" called in the basic turning operation?
Workpiece
depth of cut
machined surface
cutting velocity
What is "D" called in the basic turning operation?
Workpiece
depth of cut
machined surface
cutting velocity
What is "D" called in the basic turning operation?
Workpiece
depth of cut
machined surface
feed rate
What is "F" called in the basic turning operation?
Workpiece
depth of cut
chip
feed rate
What is "F" called in the basic turning operation?
Workpiece
depth of cut
chip
feed rate
What is "G" called in the basic turning operation?
Workpiece
cutting tool
chip
feed rate
The formula for cutting velocity in milling operation is given by:
铣削操作中的切削速度公式如下所示：
If the given value of L is in meters and nr is in rotation per minute, the formula for cutting velocity in milling operation is given by:
如果给定的L值以米为单位，nr以每分钟转数为单位，则铣削操作中的切削速度公式如下所示：
If the given value of "dw" is in millimeters and "n" is in rotation per second, the formula for cutting velocity (meter per minute) in turning operation is given by:
如果给定的“dw”值以毫米为单位，“n”以每秒旋转为单位，则车削操作中切削速度（米/分钟）的公式如下所示：
If the given value of "L" is in millimeters and "nr" is in rotation per second, the formula for cutting velocity (meter per minute) in milling operation is given by:
如果“L”的给定值以毫米为单位，“nr”以每秒旋转为单位，则铣削操作中的切削速度（米/分钟）公式如下所示：
A steel cylinder with a diameter of 50 mm is being machined on a turning machine. If the spindle speed is set to 500 RPM, calculate the cutting velocity in meters per second (m/s). (Note: you have 3 minutes to calculate and answer the question).
0.942
1.308
1.256
0.942
A circular aluminum disc with a diameter of 0.080 m is being milled on a turning machine. If the workpiece rotates at 5 rotations per second, calculate the cutting speed in meters per second (m/s). (Note: you have 3 minutes to calculate and answer the question).
0.942
1.308
1.256
0.942
An aluminum cylinder with a diameter of 0.050 m is being machined on a turning machine. If the spindle speed is set to 300 RPM, calculate the cutting velocity in meters per minute (m/min). (Note: you have 3 minutes to calculate and answer the question).
47.100
67.824
61.230
73.476
What are the two main types of milling machines?
Circular milling machines and spiral milling machines
Parallel milling machines and diagonal milling machines
Horizontal milling machines and vertical milling machines
Stationary milling machines and mobile milling machines
What is the purpose of using a face mill cutter?
To cut through metal
To add texture to a workpiece
To create flat surfaces on a workpiece
To create round surfaces on a workpiece
Describe the function of an end mill cutter.
The function of an end mill cutter is to add material to a workpiece
The function of an end mill cutter is to polish the workpiece
The function of an end mill cutter is to remove material from a workpiece by cutting with its bottom and side edges.
The function of an end mill cutter is to heat the workpiece
What is the advantage of using indexable inserts in milling cutters?
Increased cutting speed
Improved surface finish
Easy and quick replacement
Reduced tool vibration
What are the types of reamers commonly used in machining?
Twist reamers
Hand reamers, Machine reamers, Shell reamers, and Adjustable reamers
Tapered reamers
Step reamers
What is the primary operation performed in turning processes?
Surface coating
Material addition
Heat treatment
Material removal
Which milling process involves cutting the workpiece in the axial direction?
Slab Milling
End Milling
Face Milling
Profile Milling
What is the full form of CNC in CNC machining?
Centralized Numerical Command
Controlled Numerical Cutting
Computer Numerical Control
Computerized Numerical Control
What type of tool is commonly used in turning operations to create internal features in the workpiece?
Cutting tool
Grinding tool
Drilling tool
Boring tool
What is the primary operation performed in milling processes?
Material addition
Heat treatment
Material removal
Surface coating
What is the purpose of counterboring in drilling operations?
To create a conical hole
To enlarge an existing hole
To create a flat-bottomed hole
To create a stepped hole
The pictures in A, B, C, and D show Machining centers (加工中心). What is the name of the machine shown in D?
万能加工中心(五轴加工中心)
复合加工中心(立卧两用加工中心)
立式加工中心
卧式加工中心
The pictures in A, B, C, and D show Machining centers (加工中心). What is the name of the machine shown in C?
万能加工中心(五轴加工中心)
复合加工中心(立卧两用加工中心)
立式加工中心
卧式加工中心
The pictures in A, B, C, and D show Machining centers (加工中心). What is the name of the machine shown in B?
万能加工中心(五轴加工中心)
复合加工中心(立卧两用加工中心)
立式加工中心
卧式加工中心
In cutting motion, the main motion has the highest speed and consumes the _______ power.
highest
lowest
average
no power
The relative motion between the cutting tool and the workpiece is called __________.
Feed rate
Cutting motion
Depth of cut
Rake angle
The depth of cut is represented by ____________.
Find the diameter of the metal rod before machining, given that the depth of cut is 1 mm and the diameter of the metal rod after machining is 88 mm.
89 mm
88.5 mm
90 mm
90.5 mm
A metal rod with a diameter of 116 mm was machined down to 110 mm. The depth of the cut is (a) mm.
In the composition of cutting tool, what the option "A" represents?
刀体
前面
刀头
副切削刃
In the composition of cutting tool, what the option "D" represents?
刀体
前面
刀头
副切削刃
In the composition of cutting tool, what the option "B" represents?
刀体
前面
刀头
副切削刃
In the composition of cutting tool, what the option "C" represents?
刀体
前面
刀头
副切削刃
In the composition of cutting tool, what the option "E" represents?
副后面
主后面
刀尖
主切削刃
In the composition of cutting tool, what the option "F" represents?
副后面
主后面
刀尖
主切削刃
In the composition of cutting tool, what the option "H" represents?
副后面
主后面
刀尖
主切削刃
In the composition of cutting tool, what the option "H" represents?
副后面
主后面
刀尖
主切削刃
In the composition of cutting tool, what the option "B" represents?
tool body
Front face
tool head
cutting edge
In the composition of cutting tool, what the option "C" represents?
tool body
Front face
tool head
cutting edge
The cutting tool commonly used in figure belongs to which category of cutting tools?
直头外圆车刀
45°弯头外圆车刀
90°弯头外圆车刀
端面车刀
The cutting tool commonly used in the figure belongs to which category of cutting tools?
直头外圆车刀
45°弯头外圆车刀
90°弯头外圆车刀
端面车刀
The cutting tool commonly used in the figure belongs to which category of cutting tools?
直头外圆车刀
45°弯头外圆车刀
90°弯头外圆车刀
端面车刀
The cutting tool commonly used in the figure belongs to which category of cutting tools?
直头外圆车刀
45°弯头外圆车刀
90°弯头外圆车刀
端面车刀
The cutting tool commonly used in the figure belongs to which category of cutting tools?
内孔车刀
切断刀
宽刃光刀
端面车刀
The cutting tool commonly used in the figure belongs to which category of cutting tools?
内孔车刀
切断刀
宽刃光刀
端面车刀
The cutting tool commonly used in the figure belongs to which category of cutting tools?
内孔车刀
切断刀
宽刃光刀
端面车刀
What is the name of the adjustable turning tool for machine clamps shown in the picture?
刀片 (blade)
销轴 (Pin shaft)
楔块 (Wedge block)
螺钉 (screw)
This picture shows the outline drawing of the Gantry milling machine (龙门铣床 ). What is the name of the component mentioned in 8 (In Chinese)
床身
卧铣头
立铣头
立柱
This picture shows the outline drawing of the Gantry milling machine (龙门铣床 ). What is the name of the component mentioned in 3 (In Chinese)
床身
卧铣头
立铣头
立柱
This picture shows the outline drawing of the Gantry milling machine (龙门铣床 ). What is the name of the component mentioned in 4 (In Chinese)
床身
卧铣头
立铣头
立柱
数控机床: 按照工作台的数量和功能分类
单柱式加工中心
单工作台加工中心
双工作台加工中心
多工作台加工中心
What is "C" called in the basic turning operation?
Cutting Speed
Cooling fluid
Workpiece
Cutting tool
"Cutting Velocity" is denoted by:
"Depth of cut" is denoted by:
"Feed rate" is denoted by:
If the given value of "dw" is in millimeters and "n" is in rotation per minute, the formula for cutting velocity in turning operation is given by:
如果给定的“dw”值以毫米为单位，“n”以每分钟转数为单位，则车削操作中的切削速度公式如下所示：
This picture shows the outline drawing of the Turret Lathe (转塔车床) machine. What is the name of the component mentioned in 1
Spindle box
Front tool holder
Bed
Front tool holder slide box
What is "E" called in the basic turning operation? Please write your answer in Chinese.
基本车削操作中的“E”是什么？请用中文写下你的答案。
(a)
Choose the right answer according to the motion of five axis machining centres.
5 linear motion
2 linear motions and 3 circular motions
3 linear motions and 2 circular motions
5 circular motions
