Cutting Tool Technology Episode 3 potx

... hardness) 31 .5 – with HSS drills, ranging from φ10 to 60 mm. 13 C M is derived from experimental data, typically: Carbon steel (construction) 33 .8, Grey CI 23. 3, Malleable CI 20 .3, Bronze ... (mm): Over /up to - /3 Over/up to 3/ 10 Over/up to 10/50 Over/up to 50/180 Over/up to 180/400 Over/up to 400/800 IT5 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...

Ngày tải lên: 13/08/2014, 05:20

... . . .   33 1 7.7.2  Tool Life    . . . . . . . . . . . . . . . . . . . . .   33 7 7.7 .3 Return on the Investment (ROI)      34 2 7.8  Cutting Force Dynamometry    . . . . . . . . . .   34 3 7.9  ... 1947– Cutting tool technology: industrial handbook 1. Metal -cutting 2. Metal -cutting tools I. Title 671 .3& apos;5 ISBN- 13: 97818480020 43 Library of Congress Control Nu...

Ngày tải lên: 13/08/2014, 05:20

... (mm): Over /up to - /3 Over/up to 3/ 10 Over/up to 10/50 Over/up to 50/180 Over/up to 180/400 Over/up to 400/800 IT5 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 ... 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 31 .4 46.2 63. 8 [Source: Sandvik Coromant (1995)] . Drilling and Associated Tec...

Ngày tải lên: 21/06/2014, 21:20

... achieved. e cutting tool problems, such as: too wide a range of tooling inventory, inappropriate tools/out-dated tooling, or not enough tools for the overall operational 1 Tooling refers ... properties: Density [g cm 3 ] 4.28 14.7 4.28 3. 52 Knoop hardness [GPa] 17 17 27.5 30 Young’s modulus [GPa] 39 0 5 93 587 649 Fracture toughness [MPam ½ ] 2.94 10.48 3. 7 5.90 Thermal ex...

Ngày tải lên: 13/08/2014, 05:20

... toolholding, tool changing, VII. Tool programme – the correct/specied tool and its tool osets, etc., VIII. Performance – cutting data, anticipated tool- life and economics, IX. Quality – tool ... specimens. NB e cutting data for machining the stain- less steel specimens in Figs. 30 a and b, were: 180 m min –1 cutting speed, 0 .3 mm rev –1 feedrate, 3 mm D OC . 2.4...

Ngày tải lên: 13/08/2014, 05:20

... Cutting Tool Eng’g., 66–71, May 2001. Kennedy, B. Facing Facts [Face Milling – Automotive Parts]. Cutting Tool Eng’g., 29 37 , Feb. 2002. Kennedy, B. Wall Smart [in-wall Milling]. Cutting Tool ... Milling]. Cutting Tool Eng’g., 44–47, Oct. 20 03. Richter, A. e Right Angle [‘Angled’ Milling Heads]. Cut- ting Tool Eng’g., 48– 53, July 2004. Rowe, J. Right Face [Face Milli...

Ngày tải lên: 13/08/2014, 05:20

... the Tool Cool during Tapping. Cutting Tool Eng’g., 33 37 , April 1990. Hanson, K. Roll your Own [read Rolling]. Cutting Tool Eng’g., 54–58, May 2002. Hazelton, J.L. Tapping the Hard Stu. Cutting ... 26 30 , April 1990. Kennedy, B. What’s on Tap? [Tapping Advances]. Cutting Tool Eng’g., 26 35 , May 2002. Lewis, B. Challenge on Tap [Tapping Problems]. Cutting Tool E...

Ngày tải lên: 13/08/2014, 05:20

...  Figure 134 . Automatic cutting tool setting and tool breakage detection, utilising an ‘on-machine’ non-contact laser. [Courtesy of Renishaw plc] . Modular Tooling and Tool Management  Figure 135 . ... between utilising conventional and quick-change tooling Operation: Conventional toolholder: Block tool system: Setting-up time 30 15 Tool- changing time 3 1 Measuring-cut...

Ngày tải lên: 13/08/2014, 05:20

... dependent upon how many cutting edges are present on the tool. In the Degarmo, et al. (20 03) machining model shown in (Fig. 157a), the cutting or tangential force (F c ) 30 generation may cause ... soening the tool (i.e. Degrad- ing tool test), in order to speed-up the machinabil- ity process the cutting speeds are increased. If the cutting speeds are signicantly increas...

Ngày tải lên: 13/08/2014, 05:20

... includes the: type of machining process; cutting con - ditions – workpiece material, cutting data, tool mate - rial, etc., together with the machine tool type and its conguration 18 . us, ... ‘emulsion’ 3 , whereas the ‘soluble’ type forms a ‘solution’ 4 . In both cases, the resulting cutting uid is termed ‘water-mixed’. The ‘Ideal’ Cutting Fluid Having accepted the fac...

Ngày tải lên: 13/08/2014, 05:20