straddle milling

straddle milling

[′strad·əl ‚mil·iŋ]
(mechanical engineering)
Face milling of two parallel vertical surfaces of a workpiece simultaneously by using two side-milling cutters.
References in periodicals archive ?
By retooling all milling operations on the line, especially the overheated straddle milling step, USM has more than tripled edge life and pocketed more than $200,000 a year in machining cost savings.
The longer ear requires milling on both sides, thus the difficult straddle milling operation.
In straddle milling narrow unsupported sections like these yoke ears, there are several problems to overcome besides the heat," says Ingersoll's Tilton.
The old cutters used zero-rake, square, fiat, coated carbide inserts, four edges per insert and the straddle milling operation required very heavy cuts.
The new straddle milling cutters, 8 1/2" and 9" effective diameter respectively, have a finer pitch than before.
Arbor changeout time runs about ten minutes for the one-side milling operation and 15 to 20 minutes for straddle milling.
The improvement to USM's straddle milling operation stems from the combination of cutter and insert.
Straddle milling: In a typical straddle milling set-up, two-side milling cutters are used.
Two cutters of this type are often mounted on a single arbor for straddle milling.