CK7520 SERIES CNC LATHES

CK series CNC lathes adopt strengthed casting base and exclusive slant bed structure.which provide excellent rigidity,dampening,and convenient chip removal. The high precision through-hole spindle driven by powerful A.C.main motor,features the stability and low noise during operation.Key parts like NC system,turret,chuck and bearings on the ball screw and main spindle are all famous foreign products,with their good reliability and low noise,ensuring the higher machining accuracy and loger part life.

Description
Unit
CK7520(VDI)
CK7520A
CK7520B
CK7520C
CK7520/1000
Capacity
 Swing over bed
mm
Φ500
Φ500
Φ500
Φ500
Φ450
Max.turning length
mm
530(490)
530
530
750
980
Max.turning dia.
mm
Φ370(280)
Φ370
Φ370
Φ370
Φ370
Max.bar dia
mm
Φ51
Φ51
Φ74
Φ51
Φ51
Spindle
 Hyd.chuck dia.
mm
Φ210
Φ210
Φ254(10")
Φ210
Φ210
Spindle nose
GB5900.1
A2-6
A2-6
A2-8
A2-6
A2-6
Spindle thru hole
mm
Φ62
Φ62
Φ87
Φ62
Φ62
Spindle bearing dia.(front/rear)
mm
Φ100/Φ90
Φ100/Φ90
Φ120/Φ110
Φ100/Φ90
Φ100/Φ90

Spindle speeds
r/rpm
40-4000
75-2500
30-3000
40-4000
40-4000
Main motor power(continous 30 minute)
kw
11/15
11/15
11/15
11/15
11/15
Tailstock
 Sleeve dia./travel
mm
Φ90/Φ100
Φ90/Φ100
Φ90/Φ100
Φ90/Φ100
Φ90/Φ100
Centre taper(standard/live spindle)
MT NO.
5/4
5/4
5/4
5/4
5/4
Carriage
 Slant angle
DEG
45°
45°
45°
45°
45°
Travel distance　X/Z
mm
210/550(210/510)
210/550
210/550
210/780
210/1010
Rapid traverse　X/Z
m/min
12/16
12/16
12/16
24/32
12/16
Servo motor torque　X/Z
N.m
6/12
8.34/11.5
6/12
12/22
6/12
Ball screw dia.　X/Z
mm
Φ28/Φ40
Φ28/Φ40
Φ28/Φ40
Φ32/Φ40
Φ28/Φ40
Turret
 Turret sations
12/8
12/8
12/8
12/8
12/8
Tool size(turning/boring)
mm
25X25/40
25X25/40
25X25/40
25X25/40
25X25/40
Other
 Power Supply
kVA
35
35
35
35
35
Measurement(LXWXH)
mm

3255X1805X1850

3255X1805X1850

3255X1805X1850

3655X1990X1880

3740X1990X1880
Gross weight
kg
4500
4500
4500
5000
5000