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New Knee Type Milling Machine: JY-860

JY-860

(Auto)X860 / Y400 / Z470
(Manual)X860 / Y400 / Z470
  • The main casting part is made of meehanite casting.
  • The spindle is one piece machined from SCM440 alloysteel, thermal refining, high-frequency and precision polishing.
  • Milling head type:
  • -Steps (S) Inverter (C)

    10 Steps
    60HZ 70-125-190-285-420-600-1025-1530-2200-3350(RPM)
    50HZ 58-110-165-240-360-500-870-1290-1900-2780 (RPM)
    20 Steps
    50HZ 2P 116-220-330-480-720-1000-1740-2580-3800-5560(RPM)
    4P 58-110-165-240-360-500-870-1290-1900-2780 (RPM)

    -Inverter type used YASKAWA VFD.

  • Maximum spindle speed up to 5560rpm/50HZ
  • Used type B belt drive.
  • Hardened and ground X,Y,Z axes slideway.
  • Turcite-B coated on X Y ways.
  • Square way design on Y and column slideway.
  • X/Y axis are using precision ball screw.
Model Unit JY-860S JY-860C
Travel Longitudinal travel (M./A.) mm 860 (Opt. 1000)
Cross travel (M./A.) mm 400
Vertical travel (M./A.) mm 470
Slideway X/Y/Z type △ / □ / □
Quill travel mm 140
Overarm travel mm 540
Overarm swivel degree 360
Quill swivel (R&L) / (F&B) degree ±45/Fixed(Opt.±45)
Dist. from spindle nose to table mm 20-490
Spindle centerline to column mm 85-625
Table Dimension mm 1270 x 300 (Opt. 1370 x 300)
T-slots (Width x No. x Pitch) mm 16 x 3 x 70
Max. table load kg 300
Milling head type 10/20 Steps Inverter
Spindle Speed 60Hz rpm 70-3350(10) 55-3600
50Hz rpm 58-2780(10)
rpm 58-5560(20)
Vertical feeds mm/rev 0.04/0.08/0.15
Taper type NT40
Quill Diameter mm 105
Motor Main spindle HP 5
X-axis traverse HP 1/2
Z-axis elevation HP 1/2
Feedrate X-axis speed mm/min 30-1300(9 Steps)
Z-axis speed mm/min 345
Machine Space(L x W x H) mm 1920 x 2860 x 2420
Packing dimension(L x W x H) mm 1620 x 2100 x 1960
Net Weight kg 1700
Gross Weight kg 1800

Standard Accessories:

  1. Draw bar
  2. Tool box and tools
  3. Chip cover on Y axis
  4. Working lamp
  5. Auto lubrication system
  6. X axis Gear box
  7. Z Axis Rapid up/down
  8. Deluxe type operation panel
  9. Electric box
  10. X/Y axis Ball screw

Optional Accessories:

  1. Power drawbar
  2. Power feed(X/Y)
  3. Servo feed(X/Y)
  4. Gear box(Y)
  5. Digital readout (DRO)
  6. Adjustable Automatic lubrication system
  7. Coolant system(Pump 1/8 HP)
  8. Chip tray
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