Used Brother CNC Tapping Center TC-31B

Machine specifications

item

TC-31B

16,000min

specifications

22,000min

specifications

CNC unit model

CNC-B00

Travels

X axis[mm (inch)]

350 (13.8)

Y axis[mm (inch)]

250 (9.8)

Z axis[mm (inch)]

350 (13.8) (Including ATC80 (3.15))

Distance between table top spindle nose end[mm (inch)]

200 - 550 (7.9 - 21.7)

Table

Work area size[mm (inch)]

500 x 270 (19.7 x 10.6) (one side)

Max. loading capacity (uniform load)[kg (lbs)]

80 (176) (one side)

Table positioning time[sec.]

2.3/180°

Spindle

Spindle speed[min-1]

16 - 16,000

22 - 22,000

Speed during tapping[min-1]

MAX.6,000

MAX.8,000

Tapered hole

7/24 tapered No.30

Feed rate

Rapid traverse rate X x Y x Z axes[m(inch)/min]

50 x 50 x 50 (1,969 x 1,.969 x 1,969)

Cutting feed rate[mm(inch)/min]

1 - 20,000 (0.04 - 787)

ATC unit

Tool shank type

MAS.BT30

Pull stud type

MAS.P30T-2

Tool storage capacity*1[pcs.]

26 (+1)

Max. tool length[mm (inch)]

200 (7.9)

Max. tool diameter*2[mm (inch)]

0-30(0-1.2)/D46 30-200(1.2-7.9)/D55 (Max. tool diameter D125)

Max. tool weight*3[kg (lbs)]

3.5 (7.7) (total weight 55 (121.3))

Tool selection

Double arm method random closest path

Tool change time*2

T - T : 0.7 / C - C : 1.7

[sec.]

Electric motor

Main spindle motor (10 min / continuous)*4[kW]

7.4/4.9

11.2/6.4

Feed spindle motor[kW]

1.5 (X, Y, Z)

Power source

Power supply

AC3Φ, 50/60Hz±1Hz

Power capacity[kVA]

12.4 (25.9)

15.3 (33.1)

Air supply

Working air pressure[MPa]

0.4 - 0.6

Required flow*3L/min

100 (at atmospheric pressure)

Machining dimensions

Machine height[mm (inch)]

2,283 (89.9)

Required floor space (with control unit door open)[mm (inch)]

1,404 x 3,204 (55.3 x 126.1)

Machine weight (including control unit splash guard)[kg (lbs)]

2,300 (5,071)

Accuracy*5

Positioning accuracy[mm (inch)]

0.005/300 (0.0002/11.8)

Repeatability[mm (inch)]

± 0.003 (± 0.00012)

Standard accessories

1 operating manual, 4 anchor bolts, 4 leveling plates, 1 splash guard with manual door, 1 set of fuses.