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High Precision Horizontal CNC Internal Grinding Machine with Max.ID 500mm

PRODUCT > CNC Grinding Machine > High Precision Horizontal CNC Internal Grinding Machine with Max.ID 500mm

High Precision Horizontal CNC Internal Grinding Machine with Max.ID 500mm


● Grinding Diameter Range:6-320mm
● Grinding Accuracy:Ra 0.32µm

Δ This machine is a two axis (X-axis, Z-axis) CNC Internal Grinder, which is mainly used to grind the inner hole, step hole, iner end face and outer end face of the work piece. The grinding cycle is completed automatically 

Δ (with automatic feed,withdrawal , rough grinding and finegrinding); Automatic dressing of grinding wheel,automatic compensation, etc.

Δ The machine tool is fixed by the work piece box, the worktable moves left and right.and the grinding wheel frame do the back and forth fedingmovement. The movement of the worktable and grinding wheel frame is driven by the servo motor through the ball crew, both of which adoptlinear guide rails.

Δ The rotation speed of work piece spindle and grinding wheel spindle are controlled by frequency converer to reaize stepless speed regulaton.

Δ The machine tool adopts a front movable operation box and an independent electrical cabinet. The protective cover shell has two differentstyles of semi closed or fully closed for users optional.



Model of machine tools

Horizontal GK250

The range of grinding diameter of hole(mm)

100-500

Maximum grinding depth (mm)

500

Swing diameter of work piece (mm)

Inside the shell(mm)

510


Outside the shell (mm)

720

 The maximum stroke of feeding slide(mm)

200

The maximum stroke of workbench(mm)

730

Maximum rotation angle of lather head(° )

30°

 Rotating speed of work piece (r/min)

30-500stepless speed regulation

Rotating speed of grinding wheel (r/min)

2000-10000(stepless speed regulation)

Motor power of workpiece(kw)

4

Motor power of grinding wheel(kw)

5.5

Motor power of X-axis servo motor(kw)

2

Motor power of Z-axis servo motor(kw)

4

The power of oil pressure motor (kw)

0.55

 Cooling motor power (kw)

0.09×2

 Rated power(kw)

17.8

Maximum speed of workbench m/min

6

Grinding speed m/min

0-4

Feed speed of grinding wheel m/min

5

 X-axis minimum resolution mm

0.001

Z-axis minimum resolution (mm)

0.001

Maximum load capacity of workpiece (kg)

300

Flow of cooling pump(L/min)

30

The pressure of hydraulic system (MPa)

0.4

Flow of oil pump(L/min)

25

The weight of machine tools(kg)

5600

Machine overall dimension(mm)

4000× 1900×2000

Roundness of internal hole(um)

3

Machining precision

Cylindricity of internal hole(um)

5


Surface roughness of internal hole (um)

Ra0.63


Roughness of end face(um)

Ra0.8


Vertical CNC internal and external compound grinding machine

Machine model

GKLF28-300

GKLF28-500

GKLF28-1000

GKLF28-1500

GKLF28-2000

GKLF28-2500

GKLF28-3000

Max. Grinding inner diameter (mm)

300

500

1000

1500

2000

2500

3000

Max. Grinding outer diameter (mm)

400

600

1200

1800

2200

2700

3200

Max. Grinding depth (mm) 

400

500

600

700

750

800

850

MaxDiameter of electromagnetic chuck (mm)

400

500

1000

1800

2000

2700

3200

Maximum work piece bearing capacity (KG)

500

1000

3000

5000

8000

10000

12000

Maximum work piece rotation diameter (mm)

500

800

1300

2000

2300

3000

3500

Max. Stroke of X 1 axis (mm)

500

800

1000

1200

1300

1500

1800

Max. Stroke of X 2 axis (mm) 

500

800

1000

1200

1300

1500

1800

Max. Stroke of Z1 axis (mm) 

500

600

700

800

850

900

1000

Max. Stroke of Z2 axis (mm) 

500

600

700

800

850

900

1000

X1 X2 axis resolution (mm)

0.001

0.001

0.001

0.001

0.001

0.001

0.001

Z1 Z2 axis resolution (mm)

0.001

0.001

0.001

0.001

0.001

0.001

0.001

X1 axis moving speed (m/min) 

6

6

6

10

10

10

10

X2 axis moving speed (m/min) 

6

6

6

10

10

10

10

Z1 axis moving speed (m/min) 

6

6

6

10

10

10

10

Z2 axis moving speed (m/min) 

6

6

6

10

10

10

10

Work table rotation speed (rm) 

10-120

10-80

10-60

10-60

10-60

10-50

10-50

Overall dimensions of machine tool (mm)

2600x2400x2800

3200x3200x3800

3800x3500x3800

4500x3800x4300

5500x4200x4600

5800x4800x4800

6800x5200x5000

Weight of machine tool (KG) 

8500

13500

23000

55000

65000

83000

98000






1.What are your normal lead times?

Normally, 30 to 60 days

2.What kind of package do you offer?

Standard wooden case packing

3.Do you have certification of your machine?

CE certificate

4.How about the warranty service?

24 months

5.How about the installation and commissioning?

we will enclose the production specification with the machine, and we could provide the video online to you, and our engineers are available to debug machinery overseas.

6.How to select the suitable machine?

Pls tell us the machine you need, Includes drawings,specifications and other requirements.

7.How to do it if we meet the issue during the operation?

We provide completely after sales service, and our engineers are available to service machinery overseas.

8.If we want to learn how to operate the machine, Can you provide it?

Yes, we have special service team which will offer you professional guidance.


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