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SLN receives National Award from Government of India for R&D for the year 2008
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  PCB Equipment (Volume Production) CNC Double Column Drilling

Manufacturer: Kuang Chien Computer Co., Ltd. (Comweb, Taiwan)CNC Double Column Drilling Machine Model No.: CDM-820


Suitable For: PCB press molds drilling, pcb testing fixtures drilling, speaker meshes mold drilling, precise holes drilling. *

  • With torque sensor to automatically withdraw the drill to prevent drill broken (patent pending.)
  • Arbitrary drilling depth setting for blind hole.
  • Drilling hole 100% perpendicular to work-piece surface.
  • With software for mirror-effect drilling.
  • Several parameters available to adapt different material
  • Large memory buffer for 10,000 holes data and 999 drill-speed
  • Co-operate with CCD, JOY Stick and inner cross hairs to raise efficiency and accuracy.
  • Save home position automatically during power failure
  • RS - 232 Interface to link with personnel computer
  • Ball screw and linear guide to raise the accuracy


X, Y, Z Travel:

450 x 500 x 70mm

Work Table:

540 x 660mm

Max.workpiece loading mass:


Machine dimension:

1570 x 970+500 x 1880mm (L, W, H)

Machine weight

About 2000kgs

Z Motor:

AC servo motor 400w

X, Y Motor:

5 phase stepping motor

Spindle rpm:

600 – 7000 rpm


0. 0005", 0.01mm

X, Y movement speed

250 – 4000mm/min 10 steps

No. Of points to be saved:

Max.999999 points

RS – 232 interface:

1 port


AC 220V/5A, 1 phase (50Hz /60Hz)

Lead hole capability:

∅0.6 – 4 mm (YK 30)

Z Travel feed rates:

1 – 999mm/min (pull up while torque overload)


PC based (MS – DOS) with TFT LCD 10.4" VGA monitor


ER 16 ∅ 1,1-2,2-3,3-4mm each set

Moving control:

Keyboard & electric hand – wheel

Coolant pump


Tool box


Color CCD camera, 25x lens & image display card


Joy stick


Photo – scale resolution 0.005mm




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