2020 Programming and Machining of CNC(盐城工业职业技术学院) 最新满分章节测试答案
- Project 1：Programming and Machining of Stepped Shaft Project 1 Study Questions
- Project 2：Programming and Machining of Tapered Shaft Project 2 Study Questions
- Project 3： Programming and Machining of Single Groove Project 3 Study Questions
- Project 4：Programming and Machining of Multiple Grooves Project 4 Study Questions
- Project 6：Programming and Machining of complex crafts Project 6 Study Questions
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-05-01到2020-09-01
本篇答案更新状态:已完结
Project 1：Programming and Machining of Stepped Shaft Project 1 Study Questions
1、 问题: A lathe has the following axes:
选项：
A: X, Y&Z
B: X& Y only
C: X& Z only
D: Y&Z only
答案: 【 X& Z only】
2、 问题: On a two axis turning center the diameter controlling axis is:
选项：
A: B
B: A
C: X
D: Z
答案: 【 X 】
3、 问题: The letter addresses used to identify axes of rotation are:
选项：
A: U, V&W
B: X, Y&Z
C: A, Z&X
D: A, B&C
答案: 【 A, B&C 】
4、 问题: In NC (tape) controlled machines, the M02 command rewinds the tape to its start. How is a CNC machine command to return the program to its start?
选项：
A:M03
B: M08
C: M30
D:M05
答案: 【 M30】
5、 问题:The default (at machine start-up) feed rate on lathes is typically measured in
选项：
A: Cutting Speed
B:Inches per revolution in/rev.
C:Inches per Minute in/min
D: Constant Surface Speed
答案: 【Inches per revolution in/rev. 】
6、 问题:What other program word is necessary when programming G01 linear interpolation?
选项：
A:S
B:F
C:T
D:H
答案: 【F】
7、 问题: Programming is a method of defining tool movements through the application of numbers and corresponding coded letter symbols.
选项：
A:正确
B:错误
答案: 【正确】
8、 问题: A program block is a single line of code followed by an end-of-block character.
选项：
A:正确
B:错误
答案: 【正确】
9、 问题: Each block contains one or more program words.
选项：
A:正确
B:错误
答案: 【正确】
10、 问题:The letter address, O is used to identify the program number and has no other use in programming.
选项：
A:正确
B:错误
答案: 【正确】
11、 问题:In programming,tool function is commanded by the four digits that follow the letter address T. (Example T0404). What do these two sets of numbers refer to?
答案: 【The first two digits refer to the geometry offset and the second two are to the wear offset.】
Project 2：Programming and Machining of Tapered Shaft Project 2 Study Questions
1、 问题:What two letters identify the incremental distance from the starting point to the center in G02/G03 programming?
选项：
A:I and J
B:I and K
C: J and K
D: X and R
答案: 【I and K 】
2、 问题:Which of the following are modal commands?
选项：
A:G01
B:G00
C:F
D:All of the above
答案: 【All of the above】
3、 问题:When programming an arc an additional method exists that does not use I J and K. Which program word is used?
选项：
A:A
B:B
C:C
D:R
答案: 【R】
4、 问题:What character is used in the program at the end of a block?
选项：
A:;
B:/
C:(
D:)
答案: 【;】
5、 问题:When the machine is turned on for the first time,it must be sent to its home position.
选项：
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