Gear Geometry and Applied Theory Episode 2 Part 8 pps

... γ 1 = m 12 + cos γ sin γ , cot γ 2 = m 21 + cos γ sin γ = 1 + m 12 cos γ m 12 sin γ ( 18 .2. 2) P1: JXR CB6 72- 18 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 1:5 18. 1 Introduction 509 Figure 18. 1.1: ... ”“s” and “1, ” and “1” and 2 are considered. Angle γ s that is formed between the shaper axis and IA s2 is P1: JXR CB6 72- 18 CB6 72/ Litvin CB6 72/ Lit...

Ngày tải lên: 08/08/2014, 12:21

... mm s pt 2 = r p2 π N 2 = 8. 522 1 mm. Radii of addendum and dedendum cylinders: r pa1 = r p1 + m pn = 39. 524 5 mm r pa2 = r p2 + m pn = 82 . 66 78 mm r pd 1 = r p1 − 1 .25 m pn = 30. 524 5 mm r pd 2 = r p2 − ... 3D-space. Worm Helical gear Figure 16.1 .2: Gear drive formed by a worm and a helical gear. P1: GDZ/SPH P2: GDZ CB6 72- 15 CB6 72/ Litvin CB6 72/ Litvin-v2.cls Febr...

Ngày tải lên: 08/08/2014, 12:21

... Pressure -8. 935e+01 +2. 500e+01 +9.553e+01 +1.661e+ 02 +2. 366e+ 02 +3.071e+ 02 +3.776e+ 02 +4. 482 e+ 02 +5. 187 e+ 02 +5 .89 2e+ 02 +6.598e+ 02 +7.303e+ 02 +8. 008e+ 02 +8. 714e+ 02 1 2 3 (MPa) Figure 16.6.5: Distribution of ... λ o2 (16.B .8) sin 2 γ o cos 2 α on = cos 2 λ b1 sin 2 λ o2 ± 2 cos λ b1 cos λ b2 sin λ o1 sin λ o2 + cos 2 λ b2 sin 2 λ o1 = cos 2...

Ngày tải lên: 08/08/2014, 12:21

... JsY CB6 72- 19 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 1 : 28 19 .2 Pitch Surfaces and Gear Ratio 551 Figure 19 .2. 2: Velocity polygon for right- hand worm -gear drive. Figure 19 .2. 3: Operating ... CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 1:5 18. 15 Stress Analysis 543 (Ave. Crit.: 75%) S, Mises +8. 056e+00 +4.546e+04 +9.092e+04 +1.364e+05 +1 ....

Ngày tải lên: 08/08/2014, 12:21

... FHA/JTH CB6 72- 10 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 0:19 10 .8 Contact Ratio 29 3 Thus, l = KB 2 + B 1 L − KL =  r 2 a1 −r 2 b1  1 2 +  r 2 a2 −r 2 b2  1 2 − E sin α (10 .8. 5) or l ... that w a2 = 2r a2 (q 2 − inv α a2 ) (11.3.3) P1: FHA/JTH CB6 72- 10 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 0:19 28 8 Spur Involute Gears...

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... ( 12. 2.4) Equations ( 12. 2.1), ( 12. 2.3), and ( 12. 2.4) yield tan µ 1 =− m 12 (φ 1 ) ± 1 m  12 (φ 1 ) ( 12. 2.5) tan µ 2 =± m 12 (φ 1 ) ± 1 m  12 (φ 1 ) . ( 12. 2.6) Here, m  12 = (∂/∂φ 1 )[m 12 (φ 1 )]. Function ... 25 ◦ Axial 32 ≤ N 2 ≤ 20 0 N c ≤ N 2 − 6.00 Two-parameter 23 ≤ N 2 ≤ 20 0 N c ≤ N 2 − 11 .86 α c = 30 ◦ Axial 15 ≤ N 2 ≤ 20 0 N c ≤ N 2...

Ngày tải lên: 08/08/2014, 12:21

... equation r t (θ 2 ,φ 2 ) = M t2 (φ 2 )r 2 (θ 2 ), (13.6.5) which yields θ 2 ≥ 90 ◦ ,φ 2 = 2( θ 2 − 90 ◦ ) x t =−r 2 (φ 2 − sin φ 2 ) +ρ 2 sin(θ 2 − φ 2 ) y t =−r 2 (1 −cos φ 2 ) −ρ 2 cos(θ 2 − φ 2 ). (13.6.6) Axis ... represented in S 2 by the equations ρ 2 (θ 2 ) = ρ 2 [sin θ 2 − cos θ 2 01] T ( 12. B.1) n 2 = [sin θ 2 − cos θ 2 0] T ....

Ngày tải lên: 08/08/2014, 12:21

... 14.3.3): x 2 = r b2 cos(θ 2 − η 2 ) + u 2 cos λ b2 sin(θ 2 − η 2 ) y 2 =−r b2 sin(θ 2 − η 2 ) + u 2 cos λ b2 cos(θ 2 − η 2 ) z 2 = u 2 sin λ b2 − p 2 θ 2 (14.3.15) n 2 = [sin λ b2 sin(θ 2 − η 2 ) sin ... 14.3.3): x 2 = r b2 cos(θ 2 − η 2 ) + u 2 cos λ b2 sin(θ 2 − η 2 ) y 2 = r b2 sin(θ 2 − η 2 ) − u 2 cos λ b2 cos(θ 2 − η 2 ) z 2...

Ngày tải lên: 08/08/2014, 12:21

... section X ( 12) f , Y ( 12) f , Z ( 12) f components of contact force (Figs. 14 .8 .2 and 14 .8. 3) P1: GDZ/SPH P2: GDZ CB6 72- 15 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 0:44 15 .2 Axodes of Helical Gears ... M ba [a c u 2 c u c 01] T (15 .2. 7) P1: GDZ/SPH P2: GDZ CB6 72- 15 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 0:44 422 Modified Involute Ge...

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... Parameters and Their Relations 555 Representation of m 21 in Terms of N 1 and N 2 The gear ratio m 21 was represented for the right-hand and left-hand worms and worm- gears by Eqs. (19 .2. 8) and (19 .2. 9), ... 1/(p 2 + u 2 ) 0.5 . P1: JsY CB6 72- 19 CB6 72/ Litvin CB6 72/ Litvin-v2.cls February 27 , 20 04 1 : 28 580 Worm -Gear Drives with Cylindrical Worms Figure...

Ngày tải lên: 08/08/2014, 12:21