Tooling

Live Centers Offer Accuracy Of 1 Micron

 Gepy live centers from DA Swiss are offered with a setup accuracy of 1 micron (0. 000040") TIR. This level of precision is said to allow the use of a live center for applications where a dead center is normally required.

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Hob And Shaper Cutter Aids Sharpening Of Reliefs

Star SU manufactures Sykes-style herringbone cutters and offers tool resharpening machines for sharpening the face and relief lip on the herringbone cutters. The PTG-1 hob and shaper cutter resharpening system includes software for the special relief grinding of Sykes cutters. This five-axis grinding machine features a Num Axium CNC control, Numrotoplus software, integrated automatic part probing, automatic wheel probing, and on-board wheel dressing.

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Carbide Indexable Insert Chamfering Tool

The Cinch carbide insert chamfering tool from Fitz-Rite Products uses a square ANSI standard insert and is available in 60-, 82-, 90- and 120- degree included angles. The compact, rigid design enables the user to chamfer holes with diameters as small as 1/4" while using the high rpms and feed rates. Also available in the double-angle configuration, the tool can be used to chamfer both the top and the bottom of holes with diameters as small as 21/32".

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Universal Fixturing

Witte America’s Aluquick universal fixturing system is suitable for a variety of applications including aircraft maintenance work. It can complement gages used for checking irregular-shaped pipes, saving money and time, the company says. The system’s latest component additions enable users to mount pipes of different lengths, shapes and diameters on fixtures built exclusively from standard components.

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Rotating Hydraulic Vise Column

Jergens’ hydraulic vise column features a swivel coupling designed to save time by eliminating the need to disconnect and reconnect the two hydraulic hoses as the column rotates. Each vise can be independently operated to quickly unload and load parts, and the compact rotary coupling does not interfere with tooling, the company says. According to the company, hydraulic power provides a fast, repeatable action that ensures consistent clamping force with as much as 4,700 lbs of clamping capacity.

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High-Performance Toolholding Systems

Precision Dormer has expanded its toolholder range with HydroGrip and SynchroFlex high performance toolholders. Available in conventional and pencil types, HydroGrip hydraulic toolholders are said to be suitable for virtually all drilling and reaming operations, as well as milling operations where space is unlimited. The toolholders will accommodate virtually any type of cylindrical tool shank.

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Rotary Table Absorbs High Shock Loads

Calmotion’s 5C rotary table is pre-wired for Fanuc and Fadal CNCs. The rotary table is designed to absorb higher shock loads—especially axial loads—and eliminate leaky seals, thereby increasing its life, the company says. The table features heat-treated steel and throated helix gears which increase the contact area.

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Video: Understanding The Role Of L:D Ratio In Micromachining

When milling with tiny tools, changing the length-to-diameter ratio can significantly change the cutting parameters it is possible to achieve.

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How To Machine Aircraft Titanium: The 8-To-1 Rule For Finishing Walls And Ribs

Part of a series of articles on more efficient machining of pockets in titanium parts, this article makes the case for a tool with many cutting edges, and describes how best to apply it.  

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How To Machine Aircraft Titanium: Getting The Metal Out

Part of a series of articles on machining pockets in titanium parts, this article describes various options for roughing the hard metal efficiently.  

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