Drilling and Associated Technologies Part 5 pps

... 0.6 0.8 1.3 2.2 3.2 4 .5 IT6 0.9 1.2 1.9 3.1 4.6 6.4 IT7 1.4 1.9 3.1 5. 0 7.4 10.1 IT8 2.0 2.9 4.7 7.8 11 .5 15. 8 IT9 3.6 7 .5 9.4 12.4 18.3 25. 2 IT10 5. 7 7.6 12.1 20.0 29.8 40 .5 IT11 8.6 11.8 19.1 ... 19.1 31.4 46.2 63.8 [Source: Sandvik Coromant (19 95) ] . Drilling and Associated Technologies  Figure 66. Hard -part boring, can create excessive boring bar deections a...

Ngày tải lên: 05/08/2014, 21:20

... 48. Symmetrical twist drill cross-sectional proles [After: Spur and Masuha, 1981]. Drilling and Associated Technologies  • Land, or margin – via a rubbing, or frictional ac- tion. NB  e latter ... Axial force (F) – lips (50 %), land (10%) and chisel point (40%), • Torque (M) – lips (80%), land (12%) and chisel point (8%). NB ese contributing factors to axial force and...

Ngày tải lên: 05/08/2014, 20:22

...  Figure 55 . Counterboring and trepanning. [Courtesy of Sandvik Coromant]. Drilling and Associated Technologies  Figure 56 . Special-purpose multi-functional tooling can be designed and manufactured ... successful drilling of long slender holes in the workpiece. Drilling and Associated Technologies  Figure 58 . Deep-hole drilling operations, such as: (a) gun...

Ngày tải lên: 05/08/2014, 20:22

... failure’. [Aer: Kalpakjian, 1984]. Drilling and Associated Technologies  Figure 63. Twin-edged boring tooling. [Courtesy of Sandvik Coromant]. Drilling and Associated Technologies  ... nose radius and the inuence it has on the D OC . For Figure 62. Interchangeable cutting heads for machining internal features. [Courtesy of Sandvik Coromant]. Drilling and Asso...

Ngày tải lên: 05/08/2014, 20:22

... Optical and Photonic Technologies 130 0.0 0 .5 1.0 1 .5 2.0 2 .5 3.0 3 .5 0.01 0.1 1 10 THz output [a.u.] Frequency [THz] 1300 nm 1 350 nm 1400 nm 1 450 nm 1460 nm 1470 nm 0.00 .51 .01 .52 .02 .53 .0 0.01 0.1 1 10 ... range of measurement using the TPO as a source is 192 pJ / 1 fJ, which exceeds 50 dB. 0 5 10 15 20 25 30 35 0 50 100 150 200 Output ener...

Ngày tải lên: 21/06/2014, 14:20