Gear Noise and Vibration Episode 2 Part 2 ppt

... 0.5 mm 2 V vol [mm 3 ] 960 29 5000 29 5000 f mach 0.65 0.65 0.65 n c fd [mm 2 ]2 4 2 C [m/min] 180 150 180 n 0 .25 0 .25 0 .25 t ct [min] 5 5 5 t load [min] 2 2 2 M m [£/min] 0.0 92 0.0 92 0.0 92 M w [£/min] ... lathe; 1 min 12 x 12 x 4 3.00–6.00 1.10–1.90 for insert tooling on turning 25 x 25 x 7 9.00–11 .20 2. 65–3 .20 centre ceramic insert, plain 12 x 12 x 4 4.50...

Ngày tải lên: 21/07/2014, 17:20

Ngày tải lên: 13/12/2013, 03:15

Ngày tải lên: 13/12/2013, 03:15

... 194 Reference 20 0 12. Planetary and Split Drives 20 1 12. 1 Design philosophies 20 1 12. 2 Advantages and disadvantages 20 3 12. 3 Excitation phasing 20 5 12. 4 Excitation frequencies 20 8 12. 5 T.E. ... class="bi x0 y24 w2 h8" alt=""

Ngày tải lên: 03/07/2014, 12:20

... behaviour of spur gears.' Proc. Inst. Mech. Eng., Vol 178, 1963-64, Part I, pp 20 7 -22 6. 2. Maag Gear Handbook (English version) Maag, CH8 023 , Zurich, Switzerland. 3. Harris, S.L., ... Rotating Machinery, Cambridge, 1980, pp .23 9 -24 5. 9. Palmer, D. and Munro, R.G., 'Measurements of transmission error, vibration and noise in spur gears.'...

Ngày tải lên: 03/07/2014, 12:20

... l s 190 Advances in mechanics Childs Part 2 28:3 :20 00 3:13 pm Page 190 (x′ 6 – x′ C2 + t 1e,q3–4 sin h′ c ) 2 + (y′ 6 – y′ C2 + t 1e,q3–4 cos h′ c ) 2 = r 2 n (6.43) t 1eq3–4 is obtained as the ... book, equation (2. 18) is modified by a factor c 174 Advances in mechanics Childs Part 2 28:3 :20 00 3: 12 pm Page 174 6.4 .2 Tool geometry Figure 6.16 shows plans and elevation...

Ngày tải lên: 21/07/2014, 17:20

... machining of mild steels, after (a) Palmer and Oxley (1959), and (b) Roth and Oxley (19 72) Childs Part 2 28:3 :20 00 3: 12 pm Page 169 Harris, A., Hastings, W. F. and Mathew, P. (1980) The experimental ... Stream-lines of the flow of a 0.13%C free-cutting steel and (b) a simplification for later analysis (Section 6.3 .2) Childs Part 2 28:3 :20 00 3: 12 pm Page 170 6 .2....

Ngày tải lên: 21/07/2014, 17:20

... gives a straight line, the slope of which is –C 2 . dhC 2 —= C 1 exp [ – —— ] (4.1a) dt q 122 Tool damage Childs Part 1 28 :3 :20 00 2: 41 pm Page 122 4 Tool damage Chapter 3 considered cutting tool ... 1983) Depth of cut: 1.0 mm Feed rate: 0 .2 mm rev –1 or tooth –1 Childs Part 1 28 :3 :20 00 2: 41 pm Page 126 hard particles against the cutting tool. The hard particles come...

Ngày tải lên: 21/07/2014, 17:20

... ACTUAL 1 .25 2±.004 .24 8 .0 02 Ø.010 0 0 0 2 .24 8 Ø.010 625 623 -1.315 -1. 321 006 3 .24 8 Ø.010 +.0 02 X X X .25 2±.004 .25 2±.004 .25 0 .25 0 .25 0 .0 02 .0 02 0 0 0 . 625 .630 +.005 -1.315 -1. 320 005 Figure ... 1 .4 82 .0 02 .480 .4 82 .0 02 Ø.009 2. 200 2. 203 +.003 0 0 0 2 . 4 82 .0 02 .480 .483 .003 Ø.010 - .900 - .905 1.318 1....

Ngày tải lên: 21/07/2014, 15:20

... ) ( ) 2 1 22 222 222 2 22 222 222 222 2 22 222 222 2 0300.)1(8.0060.)1(8.0070.)1(8. 0075.)1 (2. 0050.)1(8.0070.)1 (2. 0050.)1(8. 0075.)1 (2. 0030.)1(8.0 020 .)1 (2. 0155).1 (2. 0300).1 (2. 0060).1 (2. 0070).1 (2. 0075).1(8.0050).1 (2. 0070).1(8. 0050).1 (2. 0075).1(8.0030).1 (2. 0 020 ).1(8.0155).1(8.             +−+ ++++ ++++− ++−++++ +++++−= ems t t ems ... = .04 72 1 )11...

Ngày tải lên: 21/07/2014, 15:20