Drilling and Associated Cutting Tool Technology Industrial Handbook 6 pdf

... ground twist drill points. Drilling and Associated Technologies  3 Drilling and Associated Technologies ‘In all things, success depends upon previous preparation and without such preparation……there ... some of the many ‘solid’ and ‘through-spindle’ drilling varieties and ‘inserted-edge’ insert geometries currently available. [Courtesy of Seco Tools] . Drilling an...

Ngày tải lên: 21/06/2014, 21:20

... 55. Counterboring and trepanning. [Courtesy of Sandvik Coromant]. Drilling and Associated Technologies  .. Special-Purpose, or Customised Drilling and Multi-Spindle Drilling Most of today’s ... [Courtesy of Seco Tools].  Chapter  Figure 56. Special-purpose multi-functional tooling can be designed and manufactured to machine many part features simultaneously . Drill...

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... Drilling and Associated Technologies  Figure 61 . Interchangeable cutting heads for boring bars utilised in machining internal features. [Courtesy of Sandvik Coromant] . Drilling and Associated ... sharper cutting edge in comparison to that of a directly-pressed and sin- tered insert, is to be recommended.  Chapter  .. Deep-Hole Drilling – Cutting Forces a...

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... overhangs associated with boring operations (i.e. see Figs. 62 a and 65 a), then the cutting forces generally dictate, short L/D ratios of <5:1 and relatively large and robust boring bars (Fig. 65 b). ... 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 Technologies  tools with their mo...

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... Tools] . Drilling and Associated Technologies  • Engine block and crank bores and cheek faces – nish machining, with this latter feature requiring controlled ‘radial infeed’ of the cutting/ reaming ... tool for the production of accurate and precise holes, having high surface quality being true to form and tolerance. Ma- chine reamers can have either a single-blade...

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... Mach. Tools Manufact., Vol. 30 (2), 217–2 26, 1990. Anderson, P. Good points [Drilling geometries]. Cutting Tool Eng’g, Vol. 45 (6) , 50– 56, 1993. Astakhov, V. Gundrilling Know-how. Cutting Tool ... Vol. 166 (4), 138, Dec. 1938. Scott, N. Balanced Boring. Cutting Tool Eng’g, 62 66 , April 1993. Shaw, M.C. and Oxford Jr., C.J. On the Drilling of Metals: 2 – the Torque a...

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... workpiece clamping and 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. ... con- sultation with a cutting tool manufacturer, or aer a machinability testing procedure. Cutting Data Once all of the physical, metallurgical and geometrical f...

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... = tool nose radius (mm).  Chapter  Figure 33. Turning cuts and associated insert geometries for forming and shearing of a chip. [Courtesy of Sandvik Coromant] . Turning and Chip-breaking Technology ... of the cutting insert’s geometry, is to a large extent the product of the relationship, between the nose ra- dius and the feedrate and, to a lesser degree the cutting s...

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... which will destabilise the cutting process and aect the type and formation of chips produced, • Cutting data utilised – by modifying the cutting data: feeds and speeds and D OC ’s, with the insert ... respective tool- holder, was developed by the cutting tool manufac- turer Iscar tools in the early 1970’s and has now been adopted by many other tooling manufacturers...

Ngày tải lên: 21/06/2014, 21:20

...  Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Figure 63 . Twin-edged boring tooling. [Courtesy of Sandvik Coromant]. Drilling and Associated Technologies  Simpo PDF ... to 60 mm. Drilling and Associated Technologies  Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Figure 50. Drilling a hole with/without a ‘p...

Ngày tải lên: 27/06/2014, 14:20