Metal Machining Episode 1 docx

... materials 81 3 .1 Work material characteristics in machining 82 3.2 Tool materials 97 References 11 7 4 Tool damage 11 8 4 .1 Tool damage and its classification 11 8 4.2 Tool life 13 0 4.3 Summary 13 4 References ... developed in Figure 1. 16. 12 Introduction Fig. 1. 12 Examples of turning and milling solid, brazed and insert tools Childs Part 1 28:3:2000 2:33 pm Page 12 1 I...

Ngày tải lên: 13/08/2014, 09:20

... C [W m 1 K 1 ] [kg m –3 ] [J kg 1 K 1 ] Workpiece 12 .6 7950 502 (18 %Mn 18 % Cr steel) Insert (carbide P20) 66.9 11 200 402 Shank (0.55% C steel) 36.0 7750 4 61 Fig. 8.26 Three-dimensional machining ... analysis. Annals CIRP 37 (1) , 12 1 12 6. Jawahir, I. S. (19 90) On the controllability of chip breaking cycles and modes of chip breaking in metal machining. Annals CIRP 39...

Ngày tải lên: 13/08/2014, 09:20

... [GPa] [10 –6 K 1 ] P/K 01 05 95 5 1 6800 18 .1 1.3 11 410 6.7 P10–P15 86 14 1 710 0 15 .5 1. 65 12 400 7.2 P/K05 15 89 11 < ;1 7000 16 .5 1. 65 14 410 7.6 P10–P25 85 15 < ;1 7000 15 .2 2.0 19 390 ... coatings Al 2 O 3 10 9 10 TiC 10 9 10 Ti(CN) 11 2 TiN 10 9 10 and cutting edge condition 11 2, 11 3 friction observations with 68 manufacturing methods 11 1...

Ngày tải lên: 13/08/2014, 09:20

... kN·m B 4 17 .8 ∆ h = 25q 2 = 25q 1 7.6q 1 100q 1 135.6q 1 C 34 15 1.2 ∆ v = 10 q 2 = 10 q 1 3.0q 1 340q 1 4 61. 0q 1 D 25 11 1.2 ∆ v = 20q 1 6.1q 1 500q 1 678.0q 1 E 22 97.9 ∆ v = 10 q 1 3.0q 1 220q 1 298.3q 1 Total ... (cm 2 ) 1 / 2 (12 .7) 8.59 ( 218 .18 6) 9.09 (230.886) 6 × 3 1 / 2 × 1 / 2 (15 2.4 × 88.9 × 12 .7) 4.50 (29.034) 7 / 16 (11...

Ngày tải lên: 12/08/2014, 07:22

... truncated potential: S(E) = (c N 1 −is N 1 ) + g N 1, N 1 (E)J N 1, N (E)(c N − is N ) (c N 1 +is N 1 ) + g N 1, N 1 (E)J N 1, N (E)(c N + is N ) Here g N 1, N 1 (E)isthe(N 1, N 1) element of the inverse ... V N N 1, n  a n +  J N 1, N c N N + 1  t =−J N 1, N s N N + 1 . (20b) In case three, V N is no longer operative. We consequently get J N,N 1 a N 1 +  J N,N c N N + 1 +...

Ngày tải lên: 12/08/2014, 08:21

... published in 19 84 ISBN 978-3-540-77506-5 DOI 10 .10 07/978-3-540-778 01- 1 e-ISBN 978-3-540-778 01- 1 Scientific Computation ISSN 14 34-8322 Library of Congress Control Number: 2007942575 © 2008, 19 84 Springer-Verlag ... y0 w1 h1" alt="" Contents Some Preliminary Comments xiv CHAPTER I Generalities on Elliptic Variational Inequalities and on Their Approximation 1 1. Introduction 1...

Ngày tải lên: 12/08/2014, 16:21

... f 0  1 4f 0 − 1 4f 0 cos(2πf 0 (1 − n)t)dt = 1 2π (1 + n) sin(2πf 0 (1 + n)t)| 1 4f 0 1 4f 0 + 1 2π (1 − n) sin(2πf 0 (1 − n)t)| 1 4f 0 1 4f 0 = 1 π (1 + n) sin( π 2 (1 + n)) + 1 π (1 − n) sin( π 2 (1 − n)) Thus ... obtain n  i =1 α i β i AB ≤ 1 2 n  i =1 α 2 i A 2 + 1 2 n  i =1 β 2 i B 2 = 1 2A 2 n  i =1 α 2 i + 1 2B 2 n  i =1 β 2 i = 1...

Ngày tải lên: 12/08/2014, 16:21

... most economical head pressure for the locality. Normally, this is 12 0 to 14 0 p.s.i.g. for R -12 and 200 to 230 for R-22. 4. Servicing and Troubleshooting 1. We have covered several service techniques in the ... AIR CONDITIONING IV (EQUIPMENT COOLING) Subcourse OD1750 Edition A United States Army Combined Arms Support Command Fort Lee, VA 238 01- 1809 14 Credit Hours INTRODUCTION This su...

Ngày tải lên: 12/08/2014, 16:21

... 13 Mitsubishi Continuous SmeltingKonverting 15 5 15 5 15 7 16 2 16 6 17 0 17 0 17 1 17 1 17 3 17 3 17 5 17 6 17 6 18 1 18 1 18 3 18 3 18 7 18 7 18 8 18 9 19 0 19 0 19 3 19 4 19 5 19 5 19 6 19 6 ... Suggested Reading References 10 4 10 6 1 08 10 9 1 IO 1 IO 11 1 11 1 1 I3 1 I4 11 5 11 5 1 I6 1 I7 1 I7 8 Ausmeltflsasmelt Matte Sme...

Ngày tải lên: 13/08/2014, 05:20