PALMARY MACHINERY CO., LTD.

External cylindrical grinding machines OCD-3225CAM / 3240CAM / 3260CAM / 32100CAM

為對應各種偏心圓及異形研磨需求,大光長榮提供CNC外圓磨床CAM系列並自行開發CAD/CAM軟體,搭配C軸及精密角度譯碼器,實行角度控制,可迅速便捷客製圖形轉出研磨路徑,精準加工。

OCD-CAM CNC系列 / 250 / 250 mm 600 / 1000 mm 兩頂心間最大距離 / Ø320 mm 工作台最大旋徑 / Ø300 mm 最大研磨直徑

Product Features

C-axis angle control

The main structure of the external cylindrical grinding machine is equipped with a C-axis angle-controlled working spindle (direct-drive electric spindle) to grind various irregularly shaped workpieces.

working spindle

The spindle is equipped with a precision angle decoder, providing high angle control resolution.

Feed axis

The feed axis is driven by a linear motor, coupled with a linear guide and a fully closed-loop control optical scale, eliminating backlash issues and achieving high machining accuracy. It also enhances the stability of the grinding process and prevents the reaction force generated by the large acceleration and deceleration of the linear motor from causing wear on the machine parts.

External cylindrical grinding machine functions

It retains all the functions of an external cylindrical grinding machine, which can be applied to angle control and speed control respectively.

Product Specifications

model OCD-3225CAM OCD-3240CAM OCD-3260CAM OCD-32100CAM
ability
Maximum diameter of the worktable Ø320 mm
Maximum distance between the two crowns 250 mm 250 mm 600 mm 1000 mm
Maximum grinding diameter Ø300 mm
Maximum load capacity of the two apex 150 kgs
grinding wheel
Outer diameter x width x inner diameter Ø355 x 50 x Ø127 mm Ø355 x 50 x Ø127 mm Ø355 x 50 x Ø128 mm Ø355 x 50 x Ø129 mm
Weekly speed 45 M/s
Grinding wheel bearing
fast movement 4 m/min
Maximum travel distance 257 mm
Minimum setting value 0.001 (0.0001) mm
workbench
fast movement speed 4 m/min
Maximum travel distance 586 mm 586 mm 826 mm 1316 mm
Minimum setting value 0.001 (0.0001) mm
Rotation angle 0° ~ 12° 0° ~ 12° 0° ~ 12° 0° ~ 10°
Work spindle head
Rotation angle -30° ~ +90°
Thrust angle MT No. 4
Spindle speed 10~500 rpm
Spindle load (including fixture) 35 kgs (Maximum length: 150 mm)
Tail Seat
Thrust angle MT No. 4
Tailstock shaft travel distance 25 mm
Fine-tuning range ±0.03 mm
motor
Grinding wheel shaft 3.7 kW (4P)
working spindle 5.2 kW (AC Servo Motor)
Grinding wheel head feed 3.6 kW (AC Servo Motor)
Table feed 3.6 kW (AC Servo Motor)
hydrostatic pump 0.75 kW (6P)
Grinding wheel shaft lubrication pump 0.18 kW (2P)
Grinding fluid pump 0.18 kW (4P)
Screw lubrication type Automatic oil filling
Container capacity
Grinding wheel shaft lubrication oil tank 12 L
Lubricating oil tank 60 L
Screw lubrication oil tank 0.7 L
water tank 100 L
Mechanical weight
net weight 3400 kgs 3400 kgs 4250 kgs 5300 kgs
*The specifications and dimensions of the machine are subject to change without notice.

Standard accessories

  • FAGOR CNC Controller x 1
  • Full-coverage sheet metal x 1
  • Grinding wheel and flange x 1
  • Grinding wheel removal device x 1
  • Grinding wheel frequency converter x 1
  • Grinding wheel dressing stand (fixed worktable type) x 1
  • Fine-tuning tailstock x 1
  • Optical scale (X and C axes) x 1
  • Threshold pins (2 pins/set) x 1
  • Standard accessories for electrical box x 1
  • Hydraulic pressure tank (including pump) x 1
  • Water tank (including pump) x 1
  • Work light x 1
  • Tools (including foot pads) and toolbox x 1

Selecting accessories

  • Cam-type drive rings (6 pieces/set)
  • Two-end support socket
  • Two support seats
  • Three-point center frame
  • Three-jaw chuck 7"
  • Four-claw chuck 8"
  • Automatic grinding wheel balancing device
  • Manual grinding wheel balancing calibration (vibration gauge)
  • Balance table and rod (32 series)
  • Spare Grinding Wheel Flange
  • Hydraulic tailstock assembly (32 series)
  • Electroformed diamond roller dressing device (spindle table moving flange type)
  • CBN grinding wheel Ø400 x 16 x 152.4 mm
  • Gap elimination (anti-collision) device
  • End face measuring device
  • Oil mist recovery machine (Taiwanese made)
  • CAD/CAM conversion software
  • Electromagnetic coolant chip removal device 160 L/MIN
  • Paper tape coolant chip remover 160 L/MIN + 260 L enlarged water tank
  • HC-B3 hydraulic separator
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