Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

YCM Turning (Lathe) Mastery | EAGLE MACHINE INC. > YCM L78-SY1 > Flashcards

YCM L78-SY1 Flashcards

1
Q

What control system does the YCM L78-SY1 use?

A

FANUC 32i-B control with a 10.4” LCD screen.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What industries is the YCM L78-SY1 suitable for?

A

Medical, aerospace, automotive, and job shops.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are the X1 and X2 axis travels for the YCM L78-SY1?

A

X1: 8.95”, X2: 9.075”.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the Y-axis travel of the YCM L78-SY1?

A

+1.97”/-1.97”.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are the Z1 and Z2 axis travels?

A

Both Z1 and Z2: 15.04”.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

How much B-axis travel does the sub-spindle offer?

A

20.86”.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What type of machine bed does the YCM L78-SY1 feature?

A

45° one-piece slant bed design.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What material is used in the bed construction of the YCM L78-SY1?

A

High-quality cast iron.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What accuracy do the glass scales on X1, X2, and Y-axes provide?

A

Positioning accuracy of 0.00011” and repeatability of 0.00003”.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is the main spindle nose interface for the YCM L78-SY1?

A

A2-6.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the chuck size for Spindle 1 on the YCM L78-SY1?

A

INDEX 80 collet adaptation.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the maximum spindle speed for both spindles?

A

4,000 RPM.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the continuous power rating for Spindle 1 and Spindle 2?

A

14.47 HP each.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is the torque rating for Spindle 1 and Spindle 2 at 30 min?

A

170.3 ft. lbs.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What lubrication method is used for the spindles?

A

Grease lubrication.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is the full C-axis resolution for the spindles?

A

0.001° with 360,000 radial positions.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

How is heat managed in the spindle design?

A

Spindle chiller units are used for thermal stability.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What feature allows balanced cutting on the YCM L78-SY1?

A

Synchronization for balanced cutting between Spindle 1 and Spindle 2.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

How many tool stations does each turret offer?

A

16 stations per turret, for a total of 32 tool stations.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What tooling standard is used on the turrets?

A

BMT65 tooling system.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is the live tooling speed range?

A

60 to 6,000 RPM.

22
Q

What is the maximum power output for live tools?

A

6 HP (intermittent).

23
Q

What is the tool index time for the turret?

A

0.5 seconds.

24
Q

Can every tool on both turrets service either spindle?

A

Yes, every tool can service either spindle.

25
Q

What turret lubrication method is used?

A

Oil/air mist lubrication.

26
Q

How are additional tools accommodated?

A

Through toolholders that allow front and backside mounting, as well as Y-axis shifts.

27
Q

What is the purpose of the independent Y-axis on the YCM L78-SY1?

A

Enables milling, drilling, and tapping off-center features and machining keyways.

28
Q

How does the Y-axis enhance part flexibility?

A

By allowing off-center machining, flats milling, and keyway cutting in a single setup.

29
Q

What is the rapid traverse rate for the X-axis?

A

630 IPM.

30
Q

What is the rapid traverse rate for the Z-axis?

A

1,574 IPM.

31
Q

What is the rapid traverse rate for the Y-axis?

A

236 IPM.

32
Q

What is the cutting feed rate for all axes?

A

236 IPM.

33
Q

What is the swing over bed for the YCM L78-SY1?

A

32.67”.

34
Q

What is the standard turning diameter?

A

8.26”.

35
Q

What is the maximum turning diameter?

A

14.17”.

36
Q

What is the maximum turning length?

A

16.33”.

37
Q

What is the purpose of the finished parts gripper and conveyor?

A

To efficiently collect parts up to 2.99” in diameter, 4.72” in length, and 10 lbs. in weight.

38
Q

What is the purpose of the twin synchronized spindles?

A

For pinch turning and threading, reducing cycle times by up to 30%.

39
Q

How does the programmable sub-spindle enhance setup?

A

It allows precise control over thrust and feedrate for better accuracy.

40
Q

What is the resolution of the glass scales on X1, X2, and Y-axes?

A

1 micron.

41
Q

What type of encoders are used on Z1, Z2, and B axes?

A

AC digital servo motors with 1 millionth pulse encoders.

42
Q

How is accuracy maintained over long machining cycles?

A

Through built-in glass scales and thermal management systems.

43
Q

What is the required air pressure for the YCM L78-SY1?

A

87 PSI (6 bar).

44
Q

What is the voltage requirement for the YCM L78-SY1?

A

220 volts.

45
Q

What is the coolant tank capacity?

A

95 US gallons.

46
Q

What type of chip conveyor does the machine use?

A

Lift-up style chip conveyor.

47
Q

What is the required floor space for the YCM L78-SY1?

A

165.98” x 92.20” x 84.41”.

48
Q

What is the shipping weight of the machine?

A

22,707.6 lbs.

49
Q

What is the shipping weight of the coolant tank and chip conveyor?

A

1,764 lbs.

50
Q

What makes the YCM L78-SY1 ideal for complex components?

A

Twin synchronized spindles, dual Y-axis capable turrets, live tools, and glass scale accuracy ensure flexibility, precision, and reduced cycle times.

YCM Turning (Lathe) Mastery | EAGLE MACHINE INC. (15 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions