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Help CenterChina Haishu Large Diameter High Speed CNC Lathes Ck6140T
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CK6140T Large hole CNC Lathe
1. Main features
1.) big spindle bore dia (Φ70mm)
2.) big swim over the bed dia (Φ420mm)
3.) Long X-axis stroke (295mm)
4.) high spindle speed (2800rpm)
5.) wide casting at all the foot of the bed;30mm higher side to Stop water
6.) the guide rail width (340mm)
7.) Double triangle guide rail.
8.) Tailstock is double platen to strength
9.) independent spindle and frequency conversion stepless
10.) Feed of X Z axis are driven by ball screw with servo-motor or stepper motor.
11.)the guideway use hyperacoustic quenching.
12.)Hardended and ground bed guide way coated with Turcite-B
13.)high pression ball screw, High rigid precision composite bearing structure
14.)ball screw and the guide surface combination use automatic lubrication system.
2. Technical parameters
Item |
Project name |
Technical paramaters |
technical specifications |
Max.swiming over the bed dia. (mm) |
Φ420 |
Max.swiming over pallet(mm) |
Φ230 |
|
Max.the workpiece length(mm) |
750 |
|
Main transmission |
Main transmission form |
Independent spindle; frequency conversion stepless |
Number of spindle speeds |
stepless |
|
Range of spindle speed(r/min) |
200~2800 |
|
The form of the spindle head |
NO.6 A2 type |
|
taper of Spindle hole |
MT6 |
|
Spindle bore(mm) |
Φ70 |
|
Chuck dia. (mm) |
Φ250 |
|
Main motor power(kw) |
5.5kw |
|
Feed system |
Turret maximum stroke(mm) |
X - axis: 260 Z - axis:750 |
Fast-moving feed(mm/min) |
X - axis:6000 Z - axis:8000 |
|
Repeat positioning accuracy(mm) |
X - axis:0.01 Z - axis:0.015 |
|
Workpiece accuracy |
IT6-IT7 |
|
Workpiece surface roughness |
Ra1.6 |
|
tailstock |
Dia. of tailstock quill(mm) |
Φ60 |
Tailstock quill stroke(mm) |
120 |
|
Taper of tailstock quill |
MT4 |
|
Tool post |
Standard accessories |
4 station electric tool |
Opinional accessories |
Horizontal 6,8-station electric turret or gang-type tool camier |
|
Repeat positioning accuracy(mm) |
0.008 |
|
Section of turning tool(mm) |
25*25 |
|
Size and weight |
The size of the machine (length*width*height)(mm) |
2400*1450*1650 |
Net weight of the machine(kg) |
2000 |
3. Configuration
(1)the controller system: GSK (Guangzhou), KND (Beijing), Guangtai, Simens (Germany), Fanuc (Japan)
(2) Chuck optional: manual, pneumatic or hydraulic chuck.
(3) Tailstock optional: manual, pneumatic, hydraulic.
(4) Turret optional: Vertical four, horizontal six, horizontal eight,gang-type tool carrier and ect
(5) Lubrication configuration: automatic oil lubrication system.
4. Uses
Suitable for rough turning and precision machining of steel castings, iron castings and other materials.
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