Deck 18: Machining Symbols, Bosses, and Pads

Question 1

Leader lines can be used with machining symbols if that allows more convenient positioning of the symbol

Answer 1

True

Question 2

A "material removal prohibited" symbol has

A)A small circle, in place of   the horizontal line in the "V".
B)A number to the left of the machining symbol.
C)A "G" above the horizontal line of the "V".

Answer 2

A

Question 3

A boss is a circular raised surface on a casting, which is added to improve strength or provide a machining surface.

Answer 3

True

Question 4

Machining symbols show where material is to be removed.

Question 5

In the old method of specifying a machining process, a G would specify that:

A)A grinding process is required.
B)A machining process is required.
C)A "G" finish is required.
D)The specified surface was affected by revision "G"

Question 6

Cast or forged surfaces are rougher and more inconsistent than material produced in a steel mill. To show where a machine finish is required to ensure consistent height and smooth surfaces you should use:

A)Material removal prohibited symbols
B)Machining symbols
C)Grinding symbols
D)Finish mark

Question 7

Machining symbols are placed with the point of the "V":

A)At the dimension line related to the surface
B)Touching the machined surface
C)Oriented so that it is read from the left-hand side of the view

Question 8

When the amount of material to be removed by machining is specified, a numerical value is placed:

A)To the right of the machining symbol.
B)To the left of the machining symbol.
C)Above the "V" of the machining symbol.
D)Wherever is most convenient.

Question 9

A boss is a non-circular raised surface on a casting, which is added to improve strength or provide a machining surface.

Question 10

Machining symbols resemble:

A)Finish marks
B)A V-shape containing a triangle at the indicated surface
C)The letter "f"
D)The letter "M"