Universal CNC Grinder EGM 450

Universal CNC Grinder EGM 450 allows for ID grinding by internal spindle, head surface grinding and OD grinding by external spindle. Max. ID and OD Ø400 mm can be worked.

Standard setup: control system Mitsubishi M80 or FANUC 0i-TF w/ 10.4” screen. Heidenhain linear scale.

Workpiece: max. weight 50 kg, max. length 300 mm. Max. grinding depth 260 mm.

Description

Standard accessories

  • Control system: Mitsubishi M80 or FANUC 0i-TF w/ 10.4″ screen
  • 1x 3-direction dresser stand, 3x diamond dresser
  • Wheel spindle surface detecting & crash control system (current indicator)
  • Greasing of grinding wheel spindle: select 2 pcs from 8,000 ~ 50,000 rpm
  • Hydraulic 8″ 3-jaw chuck (w/ solid rotary cylinder)
  • MPG handwheel: 3-axes control
  • X-axis Heidenhain linear scale (resolution 0.05 μm)
  • Electrical cabinet w/ heat exchanger
  • Standard coolant tank 140 L
  • Automatic lubrication system
  • 4-colour indication signal light
  • Levelling bolts and blocks
  • Tools & Tool box
  • Electrical wiring diagram
  • Operation manual & Parts list
  • Full-enclosed splash guard
  • Workhead spindle A 2-5
  • Electrical lubricator
  • LED working light

Optional accessories

  • Mitsubishi controller (M80) dressing program: Radius / Taper / Multiple step / Form shape
  • Coolant system w/ magnetic separator & paper filter
  • Coolant system w/ magnetic separator
  • Coolant system w/ paper filter
  • CE Standard electrical cabinet
  • Electrical cabinet air conditioner
  • External grinding wheel spindle lubricated by oil or by oil mist lubrication system
  • Spindle oil mist lubrication system for internal grinding wheel spindle
  • Workhead spindle A 2-6 (65 mm through-hole)
  • Strong manual 7″ 3-jaw chuck
  • Oil mist collecting system
  • ID automatic gauging device
  • Diamond roller dressing device
  • Dressing sensor system
  • Soft-jaw turning assembly
  • B-axis linear scale w/ digital readout
  • Safety door lock

Technical parameters Universal CNC Grinder EGM 450

General capacityMax. grinding IDmmØ400
Max. grinding ODmmØ400
Swing over workheadmmØ420
Max. grinding depthmm260
Max. weight of workpiecekg50
Max. length of workpiecemm300
Type of workheadDual independent wheelhead
Workhead3-jaw hydraulic chuck8"/10"(opt.)
Swiveling angle rangedeg+15° ~ -5°
Manual travel distance (toward Z-axis)mm250
Spindle speedrpm0 ~ 1,000 (Variable speed)
Servomotor rated powerkW2.2
Spindlehead (Y-axis)OD grinding wheel sizemmØ405 x 50 x Ø127
ID grinding wheel sizemmN/A
Max. spindle speedrpm1,300 (standard)
Spindle motor / max. torquekW/Nm3.75/12
Wheelhead (Z-axis)OD grinding wheel sizemmN/A
ID grinding wheel sizemmØ100
End-Surface grinding spindle (Opt.Z2)mmN/A
Max. spindle speedrpm20,000 (standard)
Spindle motor / max. torquekW/Nm3.75/26
X-axisTravelmm450
Rapid feed ratem/min8
Heidenhain linear scale resolutionμm0.05
Min. incrementmm0.0001
Servomotor rated powerkW2.2
Y-axisTravelmm350
Rapid feed ratem/min8
Min. incrementmm0.0001
Servomotor rated powerkW2.2
Z-axisTravelmm350
Max. rapid feed ratem/min8
Min. incrementmm0.0001
Servomotor rated powerkW2.2
HydraulicsMotorkW0.75
Operating pressurebar
Tank volumeL
CoolantMotorkW0.37 + 0.18
PumpL/min
Tank volumeL140
PneumaticsOperating pressurebar
MachineNet weightkg6,300
Gross weightkg6,800
Packing size (L x W x H)mm3,350 x 2,250 x 1,950

Standard Grinding Cycles and Multi-step Chart

Inner through-hole
Inner through-hole
Inner 2-step straight hole
Inner 2-step straight hole
Inner through-hole and face
Inner through-hole and face
Inner blind-hole and inner face
Inner blind-hole and inner face
Inner taper
Inner taper
OD grinding
OD grinding
Inner blind-hole and ID chamber
Inner blind-hole and ID chamber
Inner radius grooving
Inner radius grooving
Inner through-hole and radius
Inner through-hole and radius
Multi-step grinding
Multi-step grinding
Profile grinding
Profile grinding
Profile grinding
Profile grinding