Manual MI Cable Drilling Machine

Manual MI Cable Drilling Machine, production drilling unit, view 1
Manual MI Cable Drilling Machine, production drilling unit, view 2
Manual MI Cable Drilling Machine, production drilling unit, view 3
Multiple precision-drilled MI thermocouple cable ends showing bore holes
Close-up of a single drilled MI thermocouple cable end held for inspection
Manual MI Cable Drilling Machine thumbnail, view 1
Manual MI Cable Drilling Machine thumbnail, view 2
Manual MI Cable Drilling Machine thumbnail, view 3
Drilled MI thermocouple cable ends thumbnail
Drilled MI cable end close-up thumbnail

Automated vs manual

Automated (Siemens PLC)Manual
Depth control Siemens PLC through a linear drive Operator moves the sliding bed with a pull rod while the drill runs
X and Z positioning Set by hand, with micrometers on both axes Set by hand, with micrometers on both axes (same setup on all machines)
Drill guide Supports the drill shank; operator holds the cable against the inner face Same guide arrangement
Operator's role Standard machine: holds the cable firmly against the guide face and keeps the guide clear of MgO build-up. With automated clamping (custom build): loads the cable and presses start The same as the standard Automated machine, and also controls the feed and watches the rail

Drilling: Manual Overview

A manually operated drilling station for removing MgO insulation and exposing the conductors during MI thermocouple manufacture. The operator zeroes the measuring rail when the drill touches the face of the MgO, then moves the sliding bed with the pull rod while the drill runs, reading the drilling depth from the rail as it advances. The X and Z axes are set by hand, with micrometers on both axes for position control, and a drill guide supports the drill shank while drilling - the operator holds the cable against the inner face of the guide throughout the cut. Designed for flexibility, the system supports both metric and imperial cable formats. A quick-change ISO20 chuck system allows rapid drill changes, transforming the machine into an efficient production drilling station.

Up to three ISO20 drill chucks are supplied as standard, enabling fast tool changes without reconfiguration. A brushless motor with BLDC control provides smooth speed regulation up to 4000 rpm, while an internal belt-drive system ensures quiet operation and consistent torque delivery.

Up to three ISO20 drill chucks are supplied as standard, enabling fast tool changes without reconfiguration. A brushless motor with closed-loop BLDC control provides smooth speed regulation up to 4000 rpm, while an internal belt-drive system ensures quiet operation and consistent torque delivery. Integrated internal fan cooling supports sustained duty cycles. Operator safety is addressed through a polycarbonate safety cover with reed-switch interlock, preventing machine operation unless the cover is correctly positioned. An emergency stop is fitted as standard. An integrated dust-extraction channel allows connection to an external extraction system to manage MgO debris during drilling. The machine is bench-mountable via integrated mounting points and is configured for worldwide operation using a single-phase power supply.

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  • Depth Control:Operator-set and read; measuring rail zeroed when the drill touches the MgO face
  • X/Z Positioning:Set by hand, with micrometers on both axes
  • Drill Guide:Supports the drill shank; operator holds the cable against the inner face throughout the cut
  • Power:Single phase 230V/110 AC 50Hz/60Hz
  • Diameter range:1.0 – 8.0 mm
  • Motor:Brushless motor with 25 A BLDC controller
  • Transmission:Internal belt-drive transmission
  • Cooling:Internal fan cooling
  • Drill Guides:Special drill guides available for PT sensor drilling
  • Safety:Polycarbonate safety cover with reed-switch interlock
  • Emergency Stop:Emergency stop
  • Dust Extraction:Integrated dust-extraction channel
  • Bench Mounting:Bench mounting via two M6 mounting standoffs
  • Footprint:450 × 450 mm
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If you would like more information about this product, please fill out the form below:






Zero the measuring rail as the drill touches the MgO face, then move the sliding bed with the pull rod while the drill runs, reading the current depth from the rail.

Keep the cable pushed firmly against the inner face of the drill guide for the whole cut, and keep the guide face clear of MgO build-up.

Single phase 230V/110V AC, 50Hz/60Hz.

Up to three ISO20 drill chucks are supplied as standard, enabling fast tool changes without reconfiguration.

A polycarbonate safety cover with reed-switch interlock (the machine cannot run unless the cover is correctly positioned), plus a standard emergency stop.

Yes — special drill guides are available for PT sensor drilling.

450 × 450 mm footprint, bench-mountable via two M6 mounting standoffs.

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