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PALMARY MACHINERY CO., LTD.

Centerless Grinding Machine PCB-4520 / 4525

秉持豐富無心磨床設計製造經驗，大光長榮推出新一代CNC培林式無心磨床系列。經由不斷研發與測試，以完美的操控表現，展現高精度要求。

PCB CNC系列 / Dia. Ø1~80 工件範圍 (mm) / Ø455 x 205/255 x Ø228.6 砂輪尺寸 (mm) / Ø260 x 205/255 x Ø101.6 調整輪尺寸 (mm)

Product Features

High precision

High-precision, high-rigidity, full-size six-axis CNC bearing spindle centerless grinders can meet a wide range of grinding needs.

High rigidity

The bed, structural support ribs, and other components are configured in the most suitable way to design a machine with high rigidity and stable precision.

Bearing spindle style

The high-rigidity single-handed grinding wheel spindle, which adopts ultra-precision double-row roller bearings, makes grinding faster and more precise.

automation

It can be equipped with a variety of high-speed feeding and receiving devices. It achieves high operational performance and can be equipped with a feeding device and an outer diameter measuring device.

Product Specifications

Model PCB-4520 PCB-4525
grinding wheel
Grinding range Ø1~Ø80 mm
Grinding wheel dimensions (outer diameter x width x inner diameter) Ø455 x 205 x Ø228.6 mm Ø455 x 255 x Ø228.6 mm
Grinding wheel circumferential speed 45 M/s
Grinding wheel dressing device Pen-type dresser / (optional) Roller-type dresser
lubricating Oil mist
Adjustment wheel
Adjusting wheel (outer diameter x width x inner diameter) Ø260 x 205 x Ø101.6 mm Ø260 x 255 x Ø101.6 mm
Adjust wheel speed 10~300 rpm (Continuously Variable Transmission)
Adjust wheel tilt angle ±5°
Adjust wheel rotation angle ±0.5°
Adjusting the wheel and adjusting the rotation angle of the seat ±5°
Adjusting the wheel and adjusting the offset 0～15 mm
skateboard
skateboard Square slide plate, ball screw + reducer
drive motor
Grinding wheel drive motor 15HP x 4P (11 kW) / OPT. 20HP x 4P (15 kW)
Adjust wheel drive motor 2 kW servo motor
Cooling pump drive motor 0.186 (grinding wheel cooling) / 0.093 (dressing cooling)
lubricating
grinding wheel Oil mist
Adjustment wheel Grease
lubricating Forced lubrication automatic oil injection
controller
brand FANUC
box volume
water tank 170 L
Oil-air lubrication device for grinding wheel spindle 1.0 L
Lubrication device 4.0 L
weight
Mechanical net weight 3800 kgs
*The specifications and dimensions of the machine are subject to change without notice.

Standard accessories

  • FANUC CNC Controller x 1
  • Adjusting wheel and adjusting wheel flange x 1
  • Grinding wheel and grinding wheel flange x 1
  • 1 through-type standard tool holder
  • Through-type blade x 1
  • Stop-type standard tool holder x 1
  • Stop-type blade x 1
  • Diamond trimmers (4 pieces/set) x 1
  • Standard accessories for electrical box x 1
  • Grinding wheel spindle oil mist lubrication device x 1
  • Water tank (including pump) x 1
  • Work light x 1
  • Tools (including foot pads) and toolbox x 1

Selecting accessories

  • Diamond roller dressing device
  • Diamond trimming roller
  • Full-coverage sheet metal
  • Balance platform and rod
  • Grinding wheel crane gantry
  • Optical ruler device
  • Automatic outer diameter measuring device
  • Automatic feeding and receiving device
  • Electromagnetic coolant chip removal device
  • Paper tape coolant chip removal device
  • hydraulic separator
  • Oil mist recovery machine
  • Water temperature cooler
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