Re: face width


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Posted by cnc mod on August 22, 2015 at 06:58:41:

In Reply to: face width posted by ak on August 16, 2015 at 09:34:22:

Shaft angle Σ; 900′;0″;
Number of teeth Z 14 43
Large number of end to end surface mold m 6,35
Large end to end face pitch DP 4
Normal pressure angle α;n 1430′;0″;
Midpoint of the helix angle β;m 350′;0″;
Face width b 45
Tooth height coefficients h* 1,888
High coefficient of work tooth hw* 1,7
Headspace coefficient c* 0,188
Highly variable bit coefficient x 0,3487 -0,3487
Tangential modification coefficient xs 0 0
Pitch circle diameter d 88,9 273,05
Outer cone distance Ra 143,5788
Sub-degree cone angle δ; 182' 7158'
Tip angle (headspace) δ;a 2133' 7343'
Tip angle (contraction headspace) δ;a' 214' 7314'
Root angle δ;f 1617' 6827'
Back cone angle δ;b 7158' 182'
Addendum ha 7,61 3,18
Dedendum hf 4,38 8,81
Whole tooth h 11,99
Working tooth height hw 10,8
The big end of the pitch circle arc tooth thickness. s 11,51 8,44
The big endian top circle diameter da 103,38 275,02
Crown distance Ak 134,17 41,42
Minimum Normal backlash jmin 0,15
Max Normal backlash jmax 0,2

Gleason rougher 16 cutter 9 inches
SX DX
eccentric angle 53 38'
cradle angle 237 29' 356 9'
nc75= 57/73*61/79
good work!




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