Lead Screw Tappers and Drilling Units

Lead Screw Tapping Unit # 1

Virtually all lead screw tappers and drilling units can be outfitted with adjustable or fixed center multiple spindle heads. A thorough analysis of your application will reveal if these types of multiple spindle drilling or tapping heads are warranted.

Standard Features Include:

• Precision Thread Ground Lead Screw and Nut Assembly
• Quick Change of Lead Screw and Nut Assembly
• Tap Jam Limit Switch for No Hole or Undersize Hole Condition
• Alloy Aluminum Main Body
• Large Quill Diameter and Quill Bearings
• All Ball Bearing, Spline Driven
• Oil Tight Limit Switches
• ASA I.D. Spindle
• Mounting for Multi-Spindle Head
• Enclosed Belt Guard
• Conveniently Located Control Dogs
• Adjustable Heavy-Duty Motor Mounting Bracket
• Note: Use of Brake Motor or D.C. Braking is Recommended

Optional Equipment:

• Convertible Spindle Nose
• Reverse Mounted Motor Bracket Assembly
• Back Mounted Motor Bracket Assembly
• Air Counterbalance Assembly
• Spindle Drive Brake Motor
• Electrical Controls
• Slide, for Rapid Advance
• Servo Drive Feeds and Controls
• Quick Change Tooling

Lead Screw Tapping Unit # 2

Standard Features Include:

• Precision Thread Ground Lead Screw and Nut Assembly
• Quick Change of Lead Screw and Nut Assembly
• Tap Jam Limit Switch for No Hole or Undersize Hole Condition
• Safety Return Override Limit Switch to Prevent Jamming of the Lead Screw
• Alloy Aluminum Main Body
• Large Quill Diameter and Quill Bearings
• All Ball Bearing, Spline Driven
• Oil Tight Limit Switches
• ASA I.D. Spindle
• Enclosed Belt Guard
• Mounting for Multi Spindle Head
• 1: 2.46 Reduction Gear Box Assembly
• Conveniently Located Control Dogs
• Adjustable Heavy-Duty Motor Mounting Bracket
• Note: Use of Brake Motor or D.C. Braking is Recommended

Optional Equipment:

• Convertible Spindle Nose
• Reverse Mounted Motor Bracket Assembly
• Pick-Off Speed Change Gear Box
• Air Counterbalance Assembly
• Spindle Drive Brake Motor
• Electrical Controls
• Slide, for Rapid Advance
• Servo Drive Feeds and Controls
• Quick Change Tooling

Hydraulic Drilling Unit

Standard Features Include:

• 7 1/2 GPM, Variable Pressure, Variable Volume Vane Type Hydraulic Pump
• Commercial Temperature and Pressure Compensating Feed Valve
• Commercial Directional Valves
• Commercial Sub-Plate Mounted Hydraulic Cylinders
• Alloy Aluminum Main Body
• Large Quill Diameter and Quill Bearings
• All Ball Bearing, Spline Driven
• Oil Tight Limit Switches
• ASA I.D. Spindle
• Enclosed Belt Guard
• Mounting for Multi Spindle Head
• Conveniently Located Control Dogs
• Adjustable Heavy-Duty Motor Mounting Bracket

Optional Equipment:

• Separate Pump Drive Assembly
• Peck Feed
• Dual Feed Control
• Forward and Back Feed Control
• Pick-Off Speed Change Gear Box
• Convertible Spindle Nose
• Spindle Drive Motor
• VFD Motor and Controller
• Electrical Controls
• Servo Drive Feeds and Controls
• Quick Change Tooling