ACRA MACHINERY 

13173 Arrow Route, Rancho Cucamonga, CA 91739

TEL: (909) 899-3000 Fax: (909) 899-8188

E-Mail: info@acramachinery.com


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CNC Machines
 

RC SERIES

 

MADE IN TAIWAN

STOCK# MODEL NET WEIGHT
APCG RC 12 Centerless Grinder 3,300 LBS
APCG RC 16 Centerless Grinder 4,630 LBS
APCG RC 18 Centerless Grinder 5,720 LBS
APCG RC 1812 Centerless Grinder 7,055 LBS
APCG RC 20 Centerless Grinder 7,700 LBS

 

FEATURES:

MACHINE BED
  • The Machine Bed Is Made of High Quality "MEEHANITE" Cast Iron And Has Aging Treatment. No Distortion. Machine Bed And Slides Are Also Heat Treatment And Precision Ground.
GEAR BOX
  • All Gears Are Made Of SNCM220 Alloy Steel Having Been Normalized, Carburized Hardened And Precision Ground. No Vibration & Low Noise.
REGULATING WHEEL DRESSING UNIT
  • The Angle Of The Regulating Wheel Dressing Unit Can Be Swiveled According To Workpiece Requirements In Order To Enhance Accuracy.
SERVOMOTOR FOR REGULATING WHEEL
  • A Japanese Servo Motor Is Used As The Regulating Wheel Motor Which Provides Infinitely Variable Speed Change From 10~250 RPM And Can Be Adjusted To Ideal Linear Speed. The Servo Motor Is Driven Directly By Worm & Worm Gear. This Can Reduce Vibration During Grinding And Consequently Achieve The Best Roundness.
UPPER SLIDE
  • The Upper Slide Can Be Rapidly And Precisely Swiveled Up To 5 Degree in Order To Grind Taper In Infeed Grinding And Provide Perfect Contact Between Workpiece And Grinding Wheel In Thrufeed Grinding.
HYDRAULIC DRESSING UNIT
  • Both Grinding Wheel And Regulating Wheel Dressing Units Are Hydraulic Traversed. Traverse Speed Is Infinitely Adjustable. Dressing Slides Are Made Of Special Allow Cast Iron And Hand Scraping.  Assures Smooth Dressing And High Accuracy.
PRESSURE SWITCH
  • One Pressure Switch Is Provided In The Grinding Wheel Spindle Lubrication System So That The Spindle Motor Won't Rotate While The Lubrication Pressure Is Reduced. This Prevents The Spindle From Dry Running And Damages.
HYDRAULIC OIL COOLING FAN
  • During Grinding, It Cools Down Hydraulic Oil Temperature And Therefore Reduce Size Vibration. It Also Enhance Grinding Wheel Spindle Life.
 

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