Gear Geometry and Applied Theory Episode 3 Part 7 pptx

... GDZ CB 672 - 27 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 2:49 27 .3 Measurement of Involute Worms, Involute Helical Gears, and Spur Gears 77 5 We set up two coordinate systems S a and S b that ... q 2 ) P1: GDZ/SPH P2: GDZ CB 672 - 27 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 2:49 27 .3 Measurement of Involute Worms, Involute Helical Gears, and Spur G...

Ngày tải lên: 08/08/2014, 12:21

... of equations (21 .3. 13) and (21 .3. 14) or (21 .3. 13) and (21 .3. 16) enables us to represent  (a) 2 in two-parameter form as R (a) 2 (θ g ,ψ 2 ) = r (a) 2 (s g (θ g ,ψ 2 ),θ g ,ψ 2 ). (21 .3. 17) Similar ... JsY CB 672 -19 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 1:28 19. 13 Prospects of New Developments 6 13 where E hg and E wg are the center distances between the...

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... mechanism shown in Fig. 23. 2 .3 is designed with two pairs of gears, 1–2 and 3 4, being in internal meshing. Gear 1 is fixed, planet gears 2 and 3 have a joint Figure 23. 2 .3: Planetary gear train with internal ... (22.4.10) P1: JXR CB 672 - 23 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 2:6 23. 2 Gear Ratio 70 1 shaft and are mounted on carrier c. Due to intern...

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... JsY CB 672 -19 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 1:28 19 .7 Geometry and Generation of K Worms 5 87 The final expressions for both sides of the right-hand and left-hand worms and the surface ... r p of the worm pitch cylinder, and r (o) p −r p ≈ 1 .3/ P ax . To avoid pointing of P1: JsY CB 672 -19 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 1:28 19 ....

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... Mises +3. 653e+06 +1 .74 6e+01 +1.167e+05 +2 .33 3e+05 +3. 500e+05 +4.667e+05 +5. 833 e+05 +7. 000e+05 +8.167e+05 +9 .33 3e+05 +1.050e+06 +1.167e+06 +1.283e+06 +1.400e+06 Bending stress: 4 53 MPa (mN/mm2) Area of ... curvature equations are applied: tan 2σ (1p) = −2d 13 d 23 d 2 23 − d 2 13 − (k f − k h )d 33 k t − k p = −2d 13 d 23 d 33 sin 2σ (1p) k t + k p = k f + k h...

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... ω c ). ( 23. 5.5) Equations ( 23. 5 .3) , ( 23. 5.4), and ( 23. 5.5) yield η (3) 1c = 1 − ψ (c)  N 3 N 1 + N 3  . ( 23. 5.6) P1: JXR CB 672 - 23 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 2:6 70 8 Planetary ... 1)2π n  δ (k) 3 < 2π N 3  ( 23. 3.9) δ (k) 3 δ (k) 1 = N 1 N 3 . ( 23. 3.10) (ii) Equations ( 23. 3.8) to ( 23. 3.10) yield the following relation:...

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... forging of a gear. Generation of conventional spiral bevel gears and hypoid gears by the CNC 74 6 P1: GDZ/SPH P2: JXR CB 672 -26 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 2 :33 74 8 Generation ... (Fig. 25.1.1), and y 1 (u c ,θ c ,ψ) + z 1 (u c ,θ c ,ψ) tan λ p = 0. (25 .3. 3) Equations (25 .3. 1) and (25 .3. 3) yield F (u c ,θ c ,ψ) = 0. (25 .3. 4) The system of Eqs. (2...

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... 16:5 Index 79 7 Helicoid, 90–95, 37 6, 39 5, 5 47, 5 97, 6 03, 611, 73 1 , 7 73 , 77 4, 78 1 generalized, 601, 602, 604, 606 generation, of, 28, 90, 71 8, 72 1 Helix (on a surface), 1 63, 175 , 37 6, 37 7, 38 0, 38 8, 39 6, ... 38 , 45, 49, 50, 115, 1 37 , 211, 274 , 280, 288, 289, 296, 298, 35 2 noncircular gears, of, 31 8, 32 2 33 4, 33 7, 33 8, 34 1, 34 3 34 6, 3...

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... 14.8.2 and 14.8 .3) P1: GDZ/SPH P2: GDZ CB 672 -15 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 0:44 15.2 Axodes of Helical Gears and Rack-Cutters 4 07 - Figure 15.2.1: Axodes of pinion, gear, and ...  c and  t ; φ σ and φ 2 are the angles of rotation of the P1: GDZ/SPH P2: GDZ CB 672 -15 CB 672 /Litvin CB 672 /Litvin-v2.cls February 27, 2004 0:44 430 Modified Involut...

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... Pressure -8. 935 e+01 +2.500e+01 +9.553e+01 +1.661e+02 +2 .36 6e+02 +3. 071 e+02 +3. 77 6e+02 +4.482e+02 +5.187e+02 +5.892e+02 +6.598e+02 +7 .30 3e+02 +8.008e+02 +8 .71 4e+02 1 2 3 (MPa) Figure 16.6.5: Distribution ... M cb (θ c )M ba r a (u c ). ( 17 .3. 7) θ Figure 17 .3. 3: For derivation of pinion rack-cutter. P1: JXR CB 672 - 17 CB 672 /Litvin CB 672 /Litvin-v2.cls February 2...

Ngày tải lên: 08/08/2014, 12:21