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MillWright 1st Yr(2017) > Layouts > Flashcards

Flashcards in Layouts Deck (51)
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1

what are the 2 types of Surface Plate?

Cast Iron and Granite Surface Plate(quartz)

2

Advantages of Granite Surface Plate?

Doest not Bur,
Non-Magnetic,
Does not affect Temperature Change,
Has Little Stress so it wont Distort,
Does not oxidize or Corrode

3

What kind of surface plate that has greater wear resistance?

Quarts granite surface plate

4

What kind of surface plate primarily for its heavy load-carrying ability?

Non quarts or Black gabbro granite

5

3 grades of surface plate accuracy?

Grade AA-Laboratory Grade
Grade A-Inspection Grade
Grade B-Toolroom Grade

6

care of surface plate?

Do not Hammer/punch the surface.
always covered when not using.
keep it clean after using.
when using it with sharp object put parallels to avoid bur.

7

3 types of scibers?

Pocket sciber,
Double end,
Knife edge Sciber

8

Scriber that has a removable point and it can be stored in the handle?

pocket sciber

9

scriber that has straight point on one end and a pointed hook on the other end(90*)?

Double End Scriber

10

scriber that used for high degree of accuracy ?

Knife Edge Scriber

11

Where or which part of your High Speed Steel Knife Scriber be sharped???

On the angle side

Note: do not try to sharp your scriber on the bottom you may ruined the accuracy of it.

12

what kind of scribers that can scribe arcs and circles and for transferring measurement?

Dividers and Trammels

13

2 types of Dividers?

Firm joint and Spring Joint

14

What kind of scriber that can scribe arc and circle that beyond the range of dividers?

Trammels

15

what kind of calipers has two different legs? one leg pointed and adjustable in length and the other leg has curved ?

Hermaphrodite calipers

16

what kind of Hemaphrodite caliper that has an adjustable point?

Lock Joint with Fine adjustment

17

All ________ are used either for inspection or for layout. These task might include the inspection of a workpiece to check that two sides are perpendicular.

Squares

18

The ____________ is a basic inspection squares and precision instrument.

Solid Squares

19

How to check the accuracy of Square?

Use a master precision square

20

The ______ can be used to check or lay out angles 90* from edge of the work

The Square Head

21

The _______ can be used in combination with other parts of the set to measure,

Steel Rule(blade)

22

The _____ can be used to check or lay out various angles from 0* to 180*.

Bevel Protractor

23

A ________ can be used to locate the centre on the end of round(like shaft).

Centre Head

24

A lay out took to scribe horizontal lines parallels to its base?

Surface Gauge

25

the most common lay out tool used for precision layout ?

Vernier Height Gauge

26

most common hammer for layout?

Ball-peen Hammer

27

How is the divider size?

The length of the legs from the pivot determines the size of the dividers, with range in size from 6 to 12 inches.

28

Surface Gauge, what is the accurate to the smallest increment on a rule?

1/64 in or 0.5 mm

29

2 types of punches for lay out ??

centre punch and prick punch

30

A centre punch has an included point angle of ________?

90*