YCM JC13 Flashcards
What are the axis travel distances (X, Y, Z) for the YCM JC13?
X-axis: 1,330 mm (52.4”), Y-axis: 762 mm (30”), Z-axis: 700 mm (27.55”)
How many guide blocks are on the X and Y axes of the JC13?
Six guide blocks on the X-axis and eight on the Y-axis.
What is the maximum table load capacity of the JC13?
1,500 kg (3,300 lbs).
What type of cast iron is used in the JC13’s bed construction?
Meehanite Cast Iron.
What combination of guideways is used in the JC13’s axes?
Linear Roller and Ball Bearing Type Guides.
What type of ballscrews does the JC13 use in all its axes?
Fixed, pre-tensioned double-nut ballscrews.
What are the pitch specifications for the ballscrews on the X, Y, and Z axes of the JC13?
X and Y axes: 16 mm (0.63”), Z-axis: 12 mm (0.47”).
What is the diameter of the ballscrews on the X, Y, and Z axes of the JC13?
X and Y axes: 45 mm (1.77”), Z-axis: 50 mm (1.96”).
What type of motors and encoders are used in the JC13?
AC Digital Servo Motors with 1-Million Pulse Encoders.
What purpose does the fixed pre-tensioned double-nut ballscrew design serve?
It minimizes thermal growth, enhances rigidity, stability, and precision.
What is the positioning accuracy of the JC13 without scales in the X, Y, and Z axes?
X-axis: .014 mm (.00055”), Y and Z axes: .010 mm (.00039”).
What is the repeatability of the JC13 without scales in the X, Y, and Z axes?
X-axis: .010 mm (.00039”), Y and Z axes: .007 mm (.00027”).
What are the optimal conditions for maintaining the JC13’s specified accuracy?
A temperature-controlled environment of 68°F ± 3°, on an approved foundation.
What is recommended for securing the JC13 to maintain accuracy?
Use of foundation pads and anchoring bolts as per YCM guidelines.
What are the rapid traverse rates for the X, Y, and Z axes on the JC13?
X and Y axes: 30 m/min (1,181 IPM), Z-axis: 24 m/min (945 IPM).
What is the maximum cutting feed rate for the JC13?
20 m/min (787 IPM).
What is the maximum spindle speed of the JC13?
12,000 RPM.
What spindle nose interface does the JC13 use?
Dual Contact BBT40.
What is the maximum horsepower of the JC13 spindle motor under a 30-minute rating?
25 HP (18.5 kW).
What is the continuous horsepower rating for the JC13 spindle motor?
20 HP (15 kW).
What is the maximum spindle torque on the JC13 under a 30-minute rating?
126.2 Nm (93.1 ft. lbs).
What is the spindle lubrication method on the JC13?
Grease lubrication.
What is the purpose of the spindle chiller on the JC13?
It provides thermal stability and extends spindle life by controlling spindle temperature.
At what speed should the spindle be reduced to re-lubricate bearings if continuously run above 8,000 RPM?
Reduce to 2,000-4,000 RPM for at least 10 minutes every four hours.
What are the dimensions of the work area on the JC13’s table?
1,430 x 760 mm (56.3” x 29.92”).
What is the maximum workpiece length the JC13 table can handle?
1,330 mm (52.4”).
How many T-slots are on the JC13 table, and what is their size?
Seven T-slots, each 18 mm (0.71”) wide, spaced 100 mm (3.94”) apart.
What is the height of the JC13 table from the floor?
1,020 mm (40.16”).
What is the standard tool capacity for the JC13’s ATC?
30 tools.
What optional tool capacities are available for the JC13’s ATC?
48 or 60 tools.
What is the tool-to-tool change time for the JC13 ATC?
1.8 seconds.
What is the chip-to-chip time for the JC13 ATC?
5 seconds.
What is the maximum tool diameter with all pockets full in the JC13 ATC?
76 mm (3.0”).
What is the maximum tool diameter with adjacent pockets empty in the JC13 ATC?
125 mm (4.92”).
What is the coolant tank capacity for the JC13?
99 US Gallons.
What type of coolant system does the JC13 have to prevent chip buildup?
A shower coolant system with up to 10 adjustable flushing nozzles.
How many chip augers does the JC13 have, and where are they located?
Five augers; four in the Y-axis (two middle and two outer) and one in the X-axis.
What is the purpose of the ATC auto door on the JC13?
Prevents chips or coolant from entering the tool magazine, reducing contamination risk.
What optional CTS (Coolant Through Spindle) pressure is available on the JC13?
Up to 300 psi.
What is the minimum air pressure required for the JC13?
5.5 bar (80 psi).
What is the electrical power requirement for the JC13?
220 volts, 3-phase, 60 Hz.
What is the KVA rating of the JC13 with CTS?
45 KVA.
What is the recommended breaker size for the JC13?
119 Amp.
What is the required floor space for the JC13?
4,870 x 3,768 x 3,277 mm (191.73” x 148.3” x 129.01”).
What is the weight of the JC13?
10,500 kg (23,100 lbs).
What are the shipping dimensions for the JC13 with side covers and ATC?
4.49 x 2.31 x 2.55 m (14.73” x 7.58” x 8.37”).
What is the gross weight of the JC13, including side covers and ATC?
12,500 kg (27,557 lbs).
What structural feature enhances rigidity and performance in the JC13?
Precision hand-scraped joints to improve machine geometry and limit roll, pitch, and yaw effects.
What advantage does the five-auger chip evacuation system offer for the JC13?
Enables long run-times without operator intervention, efficiently removing chips from the work area.
What kind of environments and applications is the JC13 particularly suited for?
The JC13 is well-suited for heavy-duty machining operations that require high rigidity, stability, and accuracy.
