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YCM Mill Mastery |EAGLE MACHINE INC. > YCM JC13 > Flashcards

YCM JC13 Flashcards

1
Q

What are the axis travel distances (X, Y, Z) for the YCM JC13?

A

X-axis: 1,330 mm (52.4”), Y-axis: 762 mm (30”), Z-axis: 700 mm (27.55”)

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2
Q

How many guide blocks are on the X and Y axes of the JC13?

A

Six guide blocks on the X-axis and eight on the Y-axis.

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3
Q

What is the maximum table load capacity of the JC13?

A

1,500 kg (3,300 lbs).

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4
Q

What type of cast iron is used in the JC13’s bed construction?

A

Meehanite Cast Iron.

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5
Q

What combination of guideways is used in the JC13’s axes?

A

Linear Roller and Ball Bearing Type Guides.

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6
Q

What type of ballscrews does the JC13 use in all its axes?

A

Fixed, pre-tensioned double-nut ballscrews.

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7
Q

What are the pitch specifications for the ballscrews on the X, Y, and Z axes of the JC13?

A

X and Y axes: 16 mm (0.63”), Z-axis: 12 mm (0.47”).

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8
Q

What is the diameter of the ballscrews on the X, Y, and Z axes of the JC13?

A

X and Y axes: 45 mm (1.77”), Z-axis: 50 mm (1.96”).

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9
Q

What type of motors and encoders are used in the JC13?

A

AC Digital Servo Motors with 1-Million Pulse Encoders.

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10
Q

What purpose does the fixed pre-tensioned double-nut ballscrew design serve?

A

It minimizes thermal growth, enhances rigidity, stability, and precision.

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11
Q

What is the positioning accuracy of the JC13 without scales in the X, Y, and Z axes?

A

X-axis: .014 mm (.00055”), Y and Z axes: .010 mm (.00039”).

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12
Q

What is the repeatability of the JC13 without scales in the X, Y, and Z axes?

A

X-axis: .010 mm (.00039”), Y and Z axes: .007 mm (.00027”).

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13
Q

What are the optimal conditions for maintaining the JC13’s specified accuracy?

A

A temperature-controlled environment of 68°F ± 3°, on an approved foundation.

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14
Q

What is recommended for securing the JC13 to maintain accuracy?

A

Use of foundation pads and anchoring bolts as per YCM guidelines.

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15
Q

What are the rapid traverse rates for the X, Y, and Z axes on the JC13?

A

X and Y axes: 30 m/min (1,181 IPM), Z-axis: 24 m/min (945 IPM).

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16
Q

What is the maximum cutting feed rate for the JC13?

A

20 m/min (787 IPM).

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17
Q

What is the maximum spindle speed of the JC13?

A

12,000 RPM.

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18
Q

What spindle nose interface does the JC13 use?

A

Dual Contact BBT40.

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19
Q

What is the maximum horsepower of the JC13 spindle motor under a 30-minute rating?

A

25 HP (18.5 kW).

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20
Q

What is the continuous horsepower rating for the JC13 spindle motor?

A

20 HP (15 kW).

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21
Q

What is the maximum spindle torque on the JC13 under a 30-minute rating?

A

126.2 Nm (93.1 ft. lbs).

22
Q

What is the spindle lubrication method on the JC13?

A

Grease lubrication.

23
Q

What is the purpose of the spindle chiller on the JC13?

A

It provides thermal stability and extends spindle life by controlling spindle temperature.

24
Q

At what speed should the spindle be reduced to re-lubricate bearings if continuously run above 8,000 RPM?

A

Reduce to 2,000-4,000 RPM for at least 10 minutes every four hours.

25
Q

What are the dimensions of the work area on the JC13’s table?

A

1,430 x 760 mm (56.3” x 29.92”).

26
Q

What is the maximum workpiece length the JC13 table can handle?

A

1,330 mm (52.4”).

27
Q

How many T-slots are on the JC13 table, and what is their size?

A

Seven T-slots, each 18 mm (0.71”) wide, spaced 100 mm (3.94”) apart.

28
Q

What is the height of the JC13 table from the floor?

A

1,020 mm (40.16”).

29
Q

What is the standard tool capacity for the JC13’s ATC?

A

30 tools.

30
Q

What optional tool capacities are available for the JC13’s ATC?

A

48 or 60 tools.

31
Q

What is the tool-to-tool change time for the JC13 ATC?

A

1.8 seconds.

32
Q

What is the chip-to-chip time for the JC13 ATC?

A

5 seconds.

33
Q

What is the maximum tool diameter with all pockets full in the JC13 ATC?

A

76 mm (3.0”).

34
Q

What is the maximum tool diameter with adjacent pockets empty in the JC13 ATC?

A

125 mm (4.92”).

35
Q

What is the coolant tank capacity for the JC13?

A

99 US Gallons.

36
Q

What type of coolant system does the JC13 have to prevent chip buildup?

A

A shower coolant system with up to 10 adjustable flushing nozzles.

37
Q

How many chip augers does the JC13 have, and where are they located?

A

Five augers; four in the Y-axis (two middle and two outer) and one in the X-axis.

38
Q

What is the purpose of the ATC auto door on the JC13?

A

Prevents chips or coolant from entering the tool magazine, reducing contamination risk.

39
Q

What optional CTS (Coolant Through Spindle) pressure is available on the JC13?

A

Up to 300 psi.

40
Q

What is the minimum air pressure required for the JC13?

A

5.5 bar (80 psi).

41
Q

What is the electrical power requirement for the JC13?

A

220 volts, 3-phase, 60 Hz.

42
Q

What is the KVA rating of the JC13 with CTS?

A

45 KVA.

43
Q

What is the recommended breaker size for the JC13?

A

119 Amp.

44
Q

What is the required floor space for the JC13?

A

4,870 x 3,768 x 3,277 mm (191.73” x 148.3” x 129.01”).

45
Q

What is the weight of the JC13?

A

10,500 kg (23,100 lbs).

46
Q

What are the shipping dimensions for the JC13 with side covers and ATC?

A

4.49 x 2.31 x 2.55 m (14.73” x 7.58” x 8.37”).

47
Q

What is the gross weight of the JC13, including side covers and ATC?

A

12,500 kg (27,557 lbs).

48
Q

What structural feature enhances rigidity and performance in the JC13?

A

Precision hand-scraped joints to improve machine geometry and limit roll, pitch, and yaw effects.

49
Q

What advantage does the five-auger chip evacuation system offer for the JC13?

A

Enables long run-times without operator intervention, efficiently removing chips from the work area.

50
Q

What kind of environments and applications is the JC13 particularly suited for?

A

The JC13 is well-suited for heavy-duty machining operations that require high rigidity, stability, and accuracy.

YCM Mill Mastery |EAGLE MACHINE INC. (17 decks)

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