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CNC Vertical Grinding Machine

CNC Vertical GrindingMachine

Features
1. Standardconfiguration of the CNC vertical grindingmachineis a CNC FANUC system and SIEMENS-810D/840D systems.  Other systemsare optional.
2. Every vertical grinding machine has anindeterminate beam.  It uses one singlecolumn structure if the rotary table's size is not bigger than 1.6M,or a gantry structure with double vertical columns if the rotary table's sizeis bigger than1.6M.
3. The CNC verticalgrinding machineuses two grinding heads with different layouts: two vertical grinding heads,one vertical grinding head and the other horizontal end facegrinding head or one vertical grinding head and the other generating grindinghead.  Both the vertical grinding headand the horizontal grinding head can realize stepless speed with high precision.
4. The guide wayof the CNC vertical grinding machine usesan imported linear roller guide with high anti vibrationand the ball screw has the pretension structure.  Both the guide wayand ball screw have a central lubrication system.
5. The grinding head of the CNC vertical grinding machine uses mechanical structure and thespindle bearing is pre pressingangular contact bearing.
6. The upper and lower reciprocating of thegrinding frame uses hydraulic balance. The grinding head can rotate ±90° with worm and the worm wheel structuredriven by servo motor, and the grinding head is with the hydraulic lock state,high precision angle encoder and high precision indexing.
7. The rotary table witha hydrostatic spindle structure is supported by a closed hydrostatic guide wayand the rotary table is driven by a motor with the decelerating mechanism and asynchronous belt.
8. The rotary table of the CNC vertical grinding machine is configured with T shapegroove disc, and the electric permanent magnet sucker or other special fixtureis optional.
9. The machine uses the closed loop control of thehigh precision linear grid ruler.
10. The CNC vertical grinding machine usessingle dot linear G/W dresser, and the arc G/W dresser or diamond rollerdresser is optional.
11. The machine can be configured with G/W changingassistant fixture and G/W static balance system.

CNC Vertical Grinding Machine



Application
The CNCvertical grinding machine is used in internal grinding, cylindrical grinding, end face grinding, conical end face grinding and inner or outer track grinding for big ring shaped work pieces,extra big bearings and fan bearings. Different required surface grinding can be finished in one time ofclamping to make sure of the grinded surfaces’ position precision.  The CNCvertical grinding machine is especially suitable for mass production of largegearbox casings, wind turbine gearbox bearing rings and other big bearingrings.



Technical Specifications
 


Item(mm)

RFLM80

RFLM100

RFLM125

RFLM160

RFLM200

Table dimension(mm)

Ф800

Ф1000

Ф1250

Ф1600

Ф2000

Max rotary dimension(mm)

Ф1000

Ф1300

Ф1500

Ф1800

Ф2250

Pore diameter(mm)

Ф200~800

Ф200~1000

Ф200~1200

Ф250~1600

Ф400~2000

Max grinding OD(mm)

Ф1000

Ф1200

Ф1250

Ф1800

Ф2200

Max grinding depth(mm)

500

650

650

650

800

Max work piece weight(kg)

1500

2000

3500

10000

12000

Table rotation speed (r/min)

10-120

5-100

3-75

2-60

1.5-55

Max table torque(Nm)

3000

6800

7200

8000

10000

Grinding head

Single grinding head/double grinding heads

Standard G/W dimension(mm)

Ф300

Ф350

Ф350

Ф350

Ф400

G/W driving power(KW)

7.5/11

7.5/11

11/15

15/18.5

18.5/22

Grinding head RPM(r/min)

1000-3600

1000-3600

1000-3600

1000-3600

1000-3600

Grinding frame swing angle

±90°

±90°

±90°

±90°

±90°

Upper lower travel of left grinding frame

500

650

650

650

1000

Left right travel of the left slide(mm)

1000

1200

1300

1500

2050

Upper lower travel of the right grinding head(mm)

500

630

630

630

1000

Left right travel of the right slide(mm)

1000

1200

1300

1500

2050

Fastest move speed (m/min)

10

10

10

10

10

Resolution(mm)

0.001

0.001

0.001

0.001

0.001

Main motor power(KW)

22/26

30/37

30/37

30/37

37/45

Weight(kg)

15000

20000

25000

35000

40000


 


Item(mm)

RFLM250

RFLM300

RFLM400

RFLM500

RFLM630

Table dimension(mm)

Ф2500

Ф3000

Ф4000

Ф5000

Ф6300

Max rotary dimension(mm)

Ф2850

Ф3400

Ф4500

Ф5500

Ф68000

Pore diameter(mm)

Ф500~2500

Ф500~3000

Ф500~4000

Ф500~5000

Ф500~6300

Max grinding OD(mm)

Ф2750

Ф3300

Ф4250

Ф5250

Ф6700

Max grinding depth(mm)

800

1000

1200

1350

1500

Max work piece weight(kg)

15000

15000

22000

25000

28000

Table rotation speed (r/min)

1-50

0.8-40

0.4-20

0.2-15

0.1-12

Max table torque(Nm)

10000

1000

12000

15000

16000

Grinding head

Single grinding head/double grinding heads

Standard G/W dimension(mm)

Ф400

Ф400

Ф500

Ф500

Ф500

G/W driving power(KW)

22/26

22/26

30/37

45/55

45/55

Grinding head RPM(r/min)

1000-3600

1000-3600

1000-3600

1000-3600

1000-3600

Grinding frame swing angle

±90°

±90°

±90°

±90°

±90°

Upper lower travel of left grinding frame

1000

1400

1600

1600

2000

Left right travel of the left slide(mm)

2300

2650

3050

3550

4100

Upper lower travel of the right grinding head(mm)

1000

1400

1400

1600

2000

Left right travel of the right slide(mm)

2300

2650

3050

3550

4100

Fastest move speed (m/min)

10

10

10

10

10

Resolution(mm)

0.001

0.001

0.001

0.001

0.001

Main motor power(KW)

37/45

45/55

45/55

45/55

45/55

Weight(kg)

50000

65000

75000

90000

100000



RIFA is a China-based CNC vertical grinding machinemanufacturer and supplier.  We offer CNCvertical grinding machine, universal joint spider grinder, hub bearing grindingline and so on.   Our high qualityproducts are offered at competitive prices. We can complete the full chain of manufacturing vertical lathe with pallet changers,CNC gantry machining center, etc. right here in China.  Our lower manufacturing cost saves yourpurchasing cost.  More details on each ofour products are shown on the description page.


 


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