NTK Cutting Tools

SHAPER DUO

For socket hole machining| Swiss CNC lathes

Highly productive socket hole machining
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Hexagon, square, and hexalobular sockets machined without special equipment and at significant cost savings

Utilize the tool stations on the backside of the Swiss lathe
Features
  • Large insert selection to machine a range of socket sizes in Hexagon, Square, and Hexalobular (6-lobe) shapes
  • Low cutting forces make this tooling ideal for machining small diameter workpieces
  • Each insert size is spec’d to machine a range of socket hole sizes
Tooling application

Swiss CNC lathe socket feature machining

Product video
For medical parts (Abutment screws)  Hexagon socket : AF 1.0mm .0393” 1.4mm .0551”

Work Materials
Titanium / Stainless steel / PEEK / TEFLON

Socket hole type
Hexagon & Square socket process comparison
- - - Scroll the table - - -
 Tool pressureCycle timeFlexibilityTool cost 
Shaper Duo

* Can be off-set by overlapping operation
Less tool pressure, especially good for small diameter parts. One insert can machine a range of socket sizes
BroachYou need a tool for each socket size
Hexalobular (6-lobe) socket process comparison
- - - Scroll the table - - -
 Tool pressureCycle TimeTool CostHigh speed spindleProgram 
Shaper Duo
Not necessarySimpleNo need for a high speed spindle
Short cycle time
MillingNecessaryComplicatedRequires high speed spindle
Time consuming process
Shaper programming code examples

① Insert Installation

  • Confirm that D-cut surface of sleeve holder is parallel to the side of the insert bar. Minimize the overhang of the insert

② Make sure the sleeve is set parallel

  • Set the sleeve into the tool post and make sure the sleeve is set parallel.
  • Minimize sleeve overhang.

③ Confirmation of height

  • Machine one feature larger than the pilot hole without chamfering
    *If the insert chips with large depth of cut, then increase the number of machining passes with smaller depths of cut.
    (Recommend: 0.025mm .039” x 5 passes) No chamfering is required.
  • Measure the length of both [a] and [b] with a comparator or magnifier.
  • Adjust centerline height by rotating the sleeve until you get the same length for [a] and [b]. (the difference should be less than 0.02mm .0008” )
    * If a step is still seen even after increased passes, please restart the setup process.
    Make sure both the insert and the holder are set up correctly.

④ Visual of step by step machining of hexagon socket

  • Hexalobular (6-lobe) machining Basically same as hexagon machining

[ Recommended cutting contitions ]
Feed 1000 to 4000 mm/min 39.3 to 157.5 IPM   DOC: Roughing 0.025mm and Finishing 0.005mm .0010” and Finishing .0002” (1 to 2 times)

Hexagon hole machining
Material :
SUS303 303SS
Feed :
2,000 m/min 78.7 IPM
DOC :
Roughing 0.025 mm .0010 inch
DOC :
Finishing 0.005 mm .0002 inch
Coolant :
WET
TM4 SSP030N1940H
10,000 pcs / corner
Competitor’s carbide inserts
300 pcs / corner

Competitor’s product dulled very quickly resulting in short tool life.
NTK’s hexagon shaper insert achieved longer tool life by maintaining insert edge sharpness and shape.
Improved cycle time and excellent surface finishes.

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For more information about this product, visit our online e-catalog, or download the catalog/product report

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