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CHIRON Werke GmbH Tuttlingen (Made in West Germany)

Type/Designation: 307-153/714-750

Serial Number: 82/293

Country of Manufacture: Made in West Germany (before 1990)

Technical Data (approximate, for this type of CHIRON machine from the 1970s/80s):

Machine Type: Column drill / single-station drilling machine for metal
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Motor Power: typically from 1.5 kW to 3 kW (three-phase, 380 V)

Spindle Speeds: 100 – 4000 rpm (mechanically or electrically switched)

Max. Drilling Diameter in Steel: approx. 20–25 mm (depending on the version)

Spindle Taper: usually MT2 or MT3

Feed: manual or mechanical (some models equipped with automatic feed)

Weight: several hundred kilograms (approx. 300–600 kg)

Intended Use: serial production in industry (precise hole drilling, light milling operations in metals, use in production lines)

Machine Table: cast iron, capable of securing workpieces

Full control panel – variable speed adjustment available

2. Key Working Head Parameters (important for riveting):

Press Force (kN) – if specified on the cylinder label or in the electrical box (often 10–30 kN for this size)

Spindle/Slide Stroke (mm) – measure from top to bottom position

Daylight (working clearance: distance between tool tip and table at top position)

Throat Depth – from spindle axis to column (working reach)

Max. Rivet Diameter / Work Range – specify based on tests or prior use

Voltage: usually 380/400 V, 50 Hz

3. Dimensions and Logistics:

L×W×H (of base/overall, in cm)

Electrical Supply: 3×400 V, protection e.g. C16–C20 (indicate according to power rating)

Weight (weigh with pallet jack with scale or estimate)

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