CKST400 Duplex-head CNC Milling Machine

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Features

CKST400 CNC machine is a two coordinate & two axis linkage and semi closed-loop CNC milling machine. The machine adopts horizontal bed and large-span rolling guide rail support structure (X/Z axis: 550/300mm), with good dynamic characteristics, strong rigidity and good chip removal performance.

Application

It is widely used in machining of automobile, petroleum, military industry and other industries. It can realize the machining of internal and external surfaces, conical surfaces, circular arcs, threads, boring and reaming of shafts and discs.

Accuracy

Data

CKST400

Radial runout of spindle

0.008

Spindle end face runout

0.01

Parallelism of Z-axis motion to spindle axis

a:0.015/300

b:0.02/300

Parallelism of X-axis motion to spindle axis

0.01/200

Parallelism of axis between two centers caused by Z-axis motion

a:0.01/500

b:0.03/500

Position accuracy

Repeat positioning accuracy A

X:0.007

Z:0.01

Positioning accuracy B

X:0.016

Z:0.02

Inverse difference R

X/Z:0.01

Machining accuracy

IT6

Finish turning roundness

0.005

Diameter consistency

0.01/150

Flatness

0.01/Φ200

Surface roughness

Ra0.8~1.6μm

Technical Data

Item

Unit

Specification

  Main Spindle

Spindle speed range

r/min

50-3500

Spindle type

---

XT40-1

Motor rated power

Kw

5.5

Spindle front axle diameter

㎜

/

Spindle through diameter

/

Bar diameter

/

Feed Spindle

Stoke

X-axis

㎜

550

Z-axis

300

Feed speed

X-axis

m/min

18

Z-axis

18

   Tool rack

Drive mode

---

/

Tool Size

Square cutter bar

㎜

/

Bore bar

/

Cutterblock number

pc

/

Machine Size(L×W×H)

㎜

2780×2200×1750

Machine Weight

㎏

3500