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Precision Centerless Grinding Machine

Home Products Precision Centerless Grinding Machine

Precision Centerless Grinding Machine


Keeping ourselves in sync with the cutting edge technology, we offer superior quality Precision Centerless Grinding Machine. These Precision Centerless Grinding Machines find application for grinding wheel and regulating wheel. Known for their flawless design, sturdy configuration, efficiency and high performance, our Precision Centerless Grinding Machines are extensively demanded in industries, like Electrical, Electronic, Engineering and Automotive.


Features
  • Body Of Machine : The Machine Bed is designed of one piece from Higher Graded & Close Grained Cast Iron Material. Specially made Box structure design having heavily reinforced with ribs can able to provide high Rigidity and Stability.
  • Specially Designed Grinding Wheel Head for Pricision Accuracy : Grinding wheel head of sturdy design is fixed to the machine bed. Wheel head spindle is made of special alloy steel, specially heat treated, ground and lapped to achieve high dimensional stability and long life. Spindle runs in precision White Metal Bush Bearing, which gives very high accuracy and excellent surface finish to the work piece.
  • Adjustable Regulating Wheel Head for Through Feed Grinding : Regulating wheel head is mounted on double slide and swivel plate arrangement. Spindle specially heat treated, ground and lapped runs in oil immersed precision Anti Friction bearings to give high accuracy and true running. D.C. Thyristor drive ( Optional : A.C. variable drive) provided to get infinitely variable speed of regulating wheel / work piece. Optimum RPM of work piece can be set to achieve high production and good accuracy>
  • Infeed System : Infeed is imparted to the Regulating wheel slide through a hardened and ground feed screw, which ensures high positioning accuracy and repeatability. Specially designed nut having backlash adjustment is provided. The upper slide moves the regulating wheel in relation to the work rest for easy job setup and lower ( feed ) slide. Is used for feeding work to the grinding wheel. Work rest base is firmly screwed to the lower (feed) slide. Work blades can be adjusted in height on work base for different size of components.
  • Taper Correction : The Sturdy Swivel plate provides horizontal swivel of Regulating wheel, for fast and accurate taper correction and taper grinding during Infeed grinding or for adjusting wheel contact during thru feed grinding.
  • Automatic Plunge Grinding Cycle (Optional) : Single lever operated Automatic Plunge grinding cycle. Cycle operates as Rapid approach-Auto feed- Spark off-Rapid retraction and Infeed slide moves to starting position. Amount of Infeed, Infeed rate and spark off time are adjustable.
  • Profile Dressing : The machine supply with separate profile dressing units for straight or formed (Optional) dressing for both Grinding & Regulating Wheels. The Grinding wheel dresser and regulating wheel dresser are operated hydraulically with three position truing valve and infinitely variable feed to ensure optimum wheel surface for various production requirement.
  • Hydraulic / Electrical Unit : Hydraulic power pack unit housed outside the machine for easy maintenance. All electrical mounted in a concise panel box. Centralized controls for operator’s convenience.
  • Lubrication : Centralized lubrication system provided for efficient and positive lubrication of moving parts.
  • Optional
    • Form dressing arrangement
    • Auto loading system
    • Hydraulic ejector
    • Bar feeding arrangement

Technical Specifications

ModelUECL-100-SUECL-150-S
General
Max. Grinding Diameter100mm125 mm
Min. Grinding Diameter2 mm2 mm
Min. Grinding Dia with special arrangement0.7 mm0.7 mm
Max Length in feed Grinding95 mm145 mm
Max. Length through feed grinding220 mm270 mm
Grinding Wheel
Diameter350 mm350 mm
Width100 mm150 mm
Bore127 mm127 mm
Grinding Wheel Speed1700 RPM1700 RPM
Grinding Wheel Head
Grinding wheel head White Metal Bush Bearings (Adjustable)White Metal Bush Bearings (Adjustable)
Regulating Wheel
Diameter230 mm230 mm
Width100 mm150 mm
Bore76.2 mm76.2 mm
Regulating Wheel Speed RPM20-200 Infinitely Variable20-200 Infinitely Variable
Regulating Wheel DriveD.C. Tyristor DriveD.C. Tyristor Drive
Regulating wheel head bearingsWhite Metal BushBearingWhite Metal BushBearing
Swivel of Regulating Wheel Head± 5 Deg (Vertical)± 5 Deg (Vertical)
± 1.5 Deg (Horizontal)± 1.5 Deg (Horizontal)
Dressing Device
Grinding Wheel DresserHydraulicHydraulic
Regulating Wheel DresserHydraulicHydraulic
Swivel of Grinding Wheel Dresser--
And Regulating wheel Dresser± 5 Deg± 5 Deg
Power Motors
Wheel Head7.5 / 1440 hp/rpm7.5 / 1440 hp/rpm
Regulating Wheel Head1/1500 D.C hp/rpm2 / 1500 D.C hp/rpm
Hydraulic Power Pack0.5 / 1440 hp/rpm0.5 / 1440 hp/rpm
Coolant Pump0.15 / 2800 hp/rpm0.15 / 2800 hp/rpm
Machine Size (L x W x H)180 x 127 x 191 cm180 x 127 x 191 cm
Packing Size (L x W x H)210 x 147 x 206 cm210 x 147 x 206 cm
Gross Weight of the Machine2000 kgs2200 kgs