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FLEX OH SERIES – CRANKSHAFT OIL HOLE DRILLING MACHINE

ADAPTABLE MEETS ECO-FRIENDLY IN THESE STANDARD MACHINES

WIDMA’s Flex OH series machines are the best-in-market solution for oil hole drilling.

These machines can accommodate a variety of crankshafts with minimal fixture changes. To achieve the best accuracies and cycle time with high productivity, the machines are so designed to perform a variety of operations in a single setup.

WIDMA offers complete solutions including tools and tools holders, two/three jaw power-operated chuck and a hydraulic operated tailstock with a live center. Optional features include a high-pressure coolant system, loT compatible sensors, auto door with safety curtain, mist collector system, and tool monitoring system.

This series is available in OH 500, OH-900, and OH-Special configurations with the following features:

  • Spindle with three linear axes and rotary A and B-axes
  • Linear motion guideways for slide
  • CNC system with the fifth and sixth axes
  • Minimum quantity lubrication (MQL unit)
  • Fixture with three-jaw chuck with tails stock clamps
  • Hydraulic steady rest option
  • Direct pickup servo automatic tool changer (ATC) with 12-tools (OH500-900) / arm type ATC with 20-tool (OH-Special)
  • Fully enclosed machine guard
  • Component length: 300 – 3000 mm

Technical Specifications

Description Unit OH-500 OH-900 OH- SPECIAL OH- SPECIAL -XL
Axes movements
Total no. of axes 6 axes 6 axes 5 axes 5 axes
Linear Axes Stroke (X/Y/Z) mm 500/200/360 900/200/600 2150/200/370 3600/300/400
Axes Rapid rate (X/Y/Z) m/min 15/20/20 15/20/20 24/20/15 20/20/15
Rotary axis (A/B) A & B (component) and tool disc A (component) and B (Spindle) A (component) and B (Spindle)
Spindle
Spindle Type Belt drive Belt drive Belt drive
Power (Cont./30 mins) kW 5.5/7.5 (30 mins) 5.5/7.5 (30 mins) 15/18.5 (30 mins)
Max. RPM RPM 6000 3500
Spindle taper HSK A 63 / BT 40 HSK A 100 / BT 50
Auto Tool Magazine (ATC)
No. of tools No. 12 20 20
ATC Type Direct pick up Twin arm type Twin arm type
Max Tool diameter/length (Adj. pocket full) mm 80 / 300 125 / 400
Max. tool weight kg 8 15
Coolant systems bar MQL for tool / Coolant for Base flushing MQL for tool / Thru’ coolant @15 bar
Machine controls 6 axes CNC – Fanuc/Mitsubishi/Siemens 5 axes CNC – Fanuc/Mitsubishi/Siemens 5 axes CNC – Fanuc/Mitsubishi/Siemens
Component capacity
Component length range mm 300 – 500 500 – 900 500-1100 1200-3000
Length x Swing Dia mm Max 500 x Ø160 Max 900 X Ø210 Max 1100 x Ø270 Max 3000 x Ø400
Max. Cross hole CD for angular holes mm  475 (±45°) 800 (±45°) 900 (±50°) 3000 (±40°)
Machine dimensions
W x D x H mm 2000 x 4500 x 2400 2800 x 4500 x 2400 5000 x 4400 x 2600 10000 x 4500 x 3400

Application