M1420/500 High precision universal grinder machine for cylindrical grinding and internal

Description                         Model

unit

M1420X500

M1420X800

External grinding diameters

mm

φ8 ~ 200

φ8 ~ 200

Internal grinding diameters

mm

φ13 ~ 100

φ13 ~ 100

Center height

mm

135

135

Headstock spindle rotation speed

r/min

50HZ:25 ~ 380stepless

50HZ:25 ~ 380stepless

Max. worktable traverse

mm

650

950

Hydraulic travel speed

m/min

0.1 ~ 4

0.1 ~ 4

Max.workpiece weight

kg

50

50

Grinding length External/Internal

mm

500/125

800/125

Swivel range of worktable

°

-5 ~ +9°

-3 ~ +7°

Max.wheel peripheral speed

m/s

38

38

External wheel size

mm

Max.φ400x50xφ203   Minφ280x50xφ203

Internal wheel spindle rotating-speed

r/min

20000

20000

Headstock and tailstock center

morse

NO.4

NO.4

Total motor power

kw

5.625

5.625

) Machine overall dimension ( LxWxH )

mm

2500x1600x1500

3000x1600x1500

Machine weight

kg

2500

3000

Working Accuracy

Roundness ( O.D/I.D )

1.5/2.5μm ( O.D/I.D )

Uniformity of dia.in longitudinal section ( O.D/I.D )

5/8μm ( O.D/I.D )

Surface roughness(O.D/I.D)

Ra0.32/0.63μm ( O.D/I.D )

Mail Accessories

Coolant tank

set

1

1

Grinding wheel dresser

set

1

1

Wheel hub

set

2

2

Wheel balancing mandrel

set

1

1

Internal grinding tool

set

1

1

3-claw chuck

set

1

1

Open-type steady-rest

set

1

1

Driving dog

set

1

1

Carbide-tipped center

pcs

2

2

Leveling wedge

pcs

3

3

Quill shaft for internal grinding

set

2

2

Chuck base

pcs

1

1

Special Accessories

Close-type steady- rest

set

1

1

Wheel balancing stand

set

1

1

Radius dresser

set

1

1