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HRGK-630

HRGK-630

CNC Horizontal Spindle & Round Table Grinder



Model: HRGK-630

Table diameter: 630mm
Grinding area: Φ630x100mm
Table speed: 40-450r/min

Wheelhead spindle speed: 1450r/min

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Product Description

CNC Horizontal Spindle & Round Table Grinder



Model: HRGK-630

Table diameter: 630mm
Grinding area: Φ630x100mm
Table speed: 40-450r/min

Wheelhead spindle speed: 1450r/min



Technical Specification


Specification

Unit

HRGK-400

HRGK-630

Worktable diameter

mm

Ф400

Ф630

Max. Grinding size of workpiece

mm

Ф400x180

Ф630x100

Worktable speed (stepless)

rpm

40-450

40-450

Loading capacity

kg

100

250

Worktable longitudinal feed speed

m/min

5

5

Worktable longitudinal travel

mm

210

360

Grinding spindle speed

rpm

1450

1450

Grinding wheel size

mm

Ф350x40xФ127

Ф350x40xФ127

Wheelhead rapid feed speed

mm/min

300

300

Min.vertical feed

mm

0.001

0.001

Machining flatness

mm

0.003

0.003

Grinding wheel motor power

kw

5.5

7.5

Vertical servo feed motor power

/

1kw; 6N.m

1kw; 6N.m

Worktable servo feed motor power

/

1kw; 6N.m

1kw; 6N.m

Cooling pump motor power

w

90

90

Worktable rotation motor power

kw

1.5

2.2

Overall dimensions (LxWxH)

mm

1623x986x1730

2100x1365x1863

Net weight (approx)

kg

3300

3500






Product Details


  • This surface-grinding machine applies to grind and process the general metals, superhard materials, moulds and bearing in the field of saw blade, automobile parts, semi- conductor and opticals.

  • This surface-grinding machine adopts mainly the grinding wheel to grind the surface of workpiece; where its operating bench is designed to grind the internal and external conical surface,groove and step of workpiece, even make the compound grinding for workpiece by rotating along the horizontal spindle.

  • The body and the vertical column of column of surface-grinding machine are made of the HT250 cast iron; in order to avoid deformation and guarantee the long-term grinding accuracy, both are relieved the internal stress by making annealing treatment and the naturally actual effect treatment.

  • The Y-axis adopts the precision linear guide and is equipped with the grade C3 ball screw and servo motor, to achieve the perfect feed accuracy.

  • The column adopts the design of cellular-type and mechanics principle to ensure the grinding stability and guarantee the heavy duty grinding.

  • The grinding head's vertical feed adopts the precision linear guide and is equipped with the grade C3 ball screw and servo motor to achieve the perfect feed accuracy; where the gap is relieved by the pretightening force.

  • The main spindle adopts the dynamic/static-pressure grinding head and the constant-temperature hydraulic drill; both of which have high accuracy and long service life, and can ensure to withstand the heavy duty grinding.

  • The workbench,on which the constant-speed cutting device is designed,is driven to rotate by the dynamic-static pressure.As the excircle of the workbench moves and becomes its inner circle,the reciprocating motion speed of  workbench's carriage and the rotating speed of workbench increase accordingly and long life ,and can ensure to realize the consistent surface machining quality and higher surface roughness

  • The workable diameter is Ф400mm or less; however for the workpiece having higher requirements on surface flatness and roughness,the surface flatness of 0.003mm and the surface roughness of 0.8µm (Ra value)can be achieved.

  • The simple and concise dialogue operation and control system can let operator select grinding mode easily and enter the grinding parameters in accordance with the presetting interface to realize an relaxed auto grinding.

  • The grinding procedure can not only be cycled automatically, but also can shorten working hours, improve working efficiency and realize consistent machining accuracy.

  • The operator of the machine shall enjoy the low-labor intensity and can operator multiple grinding machines concurrently;thence the grinding machine can improve the working efficiency hugely.






Standard Accessories


  • SIEMENS 808D CNC system

  • Grinding wheel

  • Wheel flange

  • Electromagnetic chuck

  • Wheel extractor

  • Wheel dresser

  • Working lamp

  • Coolant tank

  • Leveling wedge and bolts

  • Tools and tool box

  • Operation manual in English






Optional Accessories


  • Wheel balancing stand

  • Magnetic separator & paper filter


Prev: None


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