SIERRA MULTIPLE - RODILLOS - PIEZAS CORTAS

MAIN FRAME, MACHINE BED & ENCLOSURE

• 1 Piece – Extra Heavy 1 Piece Main Frame.  Specially heat treated for maximum stability and minimum vibration
• 43” (1.1 meter) long Adjustable Infeed Table (adjustable .4 inch) – measured from Btm. Head Infeed Bed Plate – head end
• All Bedplates, Tables and Fences are Hard Chromed
• Lift up sound and safety Enclosure including safety interlocks and good lighting

DRIVE INCLUDES

• Maintenance free Full Cardan Shaft Drive to feedworks for balanced drive performance, with individual worm reduction gear box to each feed roller station
• Powered rise and fall to extra heavy duty feed support beam by 3/4 hp.
• Upper support Beam is supported at both the Infeed and Outfeed ends on 2 large columns for the best, most rigid upper beam support.
• All top feed rolls and pressure elements rise & fall with the top beam. Safety switches are included at extreme points
• 6 Top Driven Full Width Feed Rolls
• All Top Rolls are air tensioned with 3 Stage Pressure Setting of Feed Rolls.  This compensates for large variances in work piece thickness.
• Top Steel feed rolls are hardened and chromed to resist wear and to prevent chips & shavings from sticking to them
• 4 Driven Bottom Rolls – all full width. All are Cardan Shaft drive
• Infinitely variable feed speeds with inverter and feed speed LED display  20 – 165 FPM
  (6 – 36 m/min) Feed motor power  10 hp
• Feed roll diameter  5.5” / 140mm

SPINDLE ASSEMBLY

• Spindle is Standard 3200 RPM and belt driven (other RPM’s – optional – no charge)
• 50mm diameter spindle with 70mm OD with Dble Keys – Gang Sleeve
• Spindles are manufactured from SCM-439 tool steel (Imported from Mitsubishi-Japan) with special heat treating to HR 55C Hardness fitted with 2 pairs of NSK-RHP ABEC 7 Duplex Super high precision high speed Bearings to provide the best in cutting stability with permanent accuracy. Spindle Tolerance is guaranteed to +/-0.002mm / 0.00007” accuracy. They are permanent grease lubricated and are labyrinth sealed to prevent against dust and water.
• Hydro-Loc Quick change Outboard Bearing Assembly on end of the shaft
• Electric Height Adjustment of spindle from front – Easy to operate station

• Tables, Bedplates, Pressure Plate and Fence is Hard Chromed

MISCELLANEOUS features and inclusions

• Centralized lubrication system to all main slides
• Dust Hood
• Toolkit, Instruction and maintenance manual, electrical diagram and parts list

ELECTRICAL

• TECO-Westinghouse or Siemens – Electric Motors – excellent quality & heavy duty
• Limit switch at infeed to prevent feeding oversized material and double ups
• I.E.C. – Telemecanique-Square D Electrics meet or exceed UL/CSA Standards
• Machines are equipped with Wye-Delta Soft Starters, main disconnect, multiple E Stops and 230/460 or 575/3/60 electrics.