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Loading...Proceedings of the Twelfth International Machine Tool Design and Research Conference
Edited by
F. KOENIGSBERGER
Professor of Machine Tool Engineering
University of Manchester Institute of Science and Technology
and
S. A. TOBIAS
Chance Professor and Head of Department
Department of Mechanical Engineering
University of Birmingham
CONTENTS
ADAPTIVE CONTROL
Adaptive control for turning operations. A. LEDERGERBER
The on-line control of cutting conditions using direct feedback. N. F. SHILLAM
NUMERICALLY CONTROLLED MACHINE TOOL DESIGN
Developments in automation for NC lathes. R. L. MACDONALD and M. THORNEY-
CROFT 25
The modula range of NC machine tools. D. GRINDROD and G. FARNWORTH 31
Machine tools – the total concept. C. A. SPARKES 41
METAL FORMING
On the isostatic compaction and hydrostatic extrusion of iron powder. J. M. ALEXANDER
and D. R. QUAINTON 51
Development of a new precision shearing process opposed dies shearing process.
K. KONDO and K. MAEDA 61
Hot forging of grey cast irons. R. FARNWORTH and B. W. ROOKS 69
MACHINE TOOL ELEMENT DESIGN
Behaviour of the horizontal stiffness and the micro-sliding on the bolted joint under the
normal pre-load. M. MASUKO, Y. ITO and C. FUJIMOTO 81
Calculating the elastic and plastic components of deflection of plane joints formed from
machined surfaces. R. E. SCHOFIELD and R. H. THORNLEY 89
Experimental study on the optimum interface pressure on a bolted joint considering the
damping capacity. Y. ITO and M. MASUKO 97
Some aspects of wear on disc clutches used in machine tools. H. LEVY, E. LENZ and
K. LOEWY 107
Cutting forces in machining and their routine measurement with multi-component piezoelectric force transducers. G. H. GAUTSCHI 113
The effect of appearance considerations on the design of a small NC milling machine.
E. J. HUNTLEY, R. ROSE and J. S. SHEEN 121
METAL FORMING
Stress wave fracturing of a bar. S. T. S. AL-HASSANI and W. JOHNSON 129
Expanding sheet forming method for automobile bumpers. K. KOSHINO 141
The design of a press for use in the hydrostatic extrusion process. R. W. THATCHER and
J. A. PENNELL 147
Die performance in high-energy rate forging. A. THOMAS and K. DENHAM 153
The production of tensile test specimens by an economical blanking process and its
feasibility for practical application. T. NAKAGAWA, Y. FURUKAWA and K. YOSHIDA. 161
Bending of thin-walled tubes by combined external mechanical forces and internal fluid
pressure. C. BOYD and F. W. TRAVIS. 169
MACHINE TOOL FEED DRIVES AND GUIDEWAYS
Special design features of NC contouring machines. G. ENGEL. 179
A method of calculation for two-way flow-control valves depending on imposed dynamic
performance. I. MAZILU 187
The choice of ballslideways for machine tools. J. de FRAINE 193
The improvement of the accuracy of electrohydraulic cylinder drives.
A. DE PENNINGTON, D. W. MARSLAND and R. BELL. 199
An economic technique for the improvement of the stability of hydraulic cylinder drives.
P. GALE and R. BELL 207
The specification and performance of electrohydraulic motor drives for numerically
controlled machine tools. S. K. CESSFORD and R. BELL 217
vGRINDING AND ELECTRO CHEMICAL MACHINING
Objective method for determining grinding wheel life. F. SZEKERES.
On the rounding-up process in high-production internal grinding machines by digital
computer simulation. R. S. HAHN and R. P. LINDSAY
Geometrical configurations for stability in the centreless grinding process. D. L.
RICHARDS, W. B. ROWE and F. KOENIGSBERGER
Electron beam, the multi-role tool for modern fabrication. K. H. von GROTE and
A.H.MELEKA
Hydraulic approach to electrolyte flow in electrochemical machining. S. ITO and
K. SEIMIYA
Vertical spindle electrochemical surface grinding. M. M. SFANTSIKOPOULOS and
C. F. NOBLE
Effect of surface finish produced during ECM upon the fatigue life of Nimonic 80A.
- M. EVANS, P. J. BODEN and A. A. BAKER
MACHINE TOOL TESTING
A study of identification of dynamic characteristics of machine tools by means of micro
tremor. H. SATO and T. AKUTSU. 281
Establishing standard cutting conditions for performance testing of universal metal cutting
machine tools. M. BURDEKIN, A. COWLEY and J. TLUSTY 289
The development of a dynamic performance test for lathes. B. J. STONE 299
A new hydraulic vibrator. J. I. ROBERTS, R. LAWTHER and G. PENDLEBURY 309
Inspection and acceptance tests for NC machine tools. K. JUSTEL 315
Positioning accuracy of NC machine tools. C. P. HEMINGRAY, A. COWLEY and
M. BURDEKIN 319
Machine tool testing- a practical approach. J. W. ANDERSON 325
Techniques for testing accuracy of NC machine tools. J. TLUSTY 333
METAL PROCESSING
Metallurgical and residual stress investigations of explosively welded specimens.
R. PRUMMER 349
Forming force required for tube-forming. Y. TOZAWA and K. KAWADA 355
A study of the strain histories and drawing-in in a pressed steel shell. R. A. ETHERIDGE
and F. J. MORBEY 359
The quantitative effect of tool geometry and strain-hardening on the critical punch force
in cup drawing. J. A. G. KALS 367
Determination of tool-life equations by step turning test. T. S. KIANG and G. BARROW 379
The effect of component tolerance upon optimum machining conditions. J. R. CROOKALL
and R. C. MALTBY 387
Thermoelectric characteristics of carbides. C. BUS, N. A. L. TOUWEN, P. C. VEENSTRA
and A. C. H. van der WOLF 397
Carbide size and distribution and their effect on the performance of high-speed-steel tools.
IVO KVASNICKA 401
DIGITAL COMPUTER-AIDED DESIGN AND CONTROL
The programmed approach in control systems. R. DOANE and D. HOLLAND 411
A system for direct numerical control of machine tools. G. SPUR and W. WENTZ. 421
Report on a special DNC system. G. STUTE and R. NANN 429
The design and development of a numerical control system using a small digital computer.
C. J. CHARNLEY and S. SRINIVASAN 433
Computer approach to dynamically optimum design of machine tool structures.
M. YOSHIMURA and T. HOSHI 439
Efficiency and accuracy of the flexibility and stiffness methods for the calculation of
beam-like redundant structures. L. van der NOORTGATE 447
The finite-element method applied to the deformation analysis of thin-walled columns.
S. HINDUJA and A. COWLEY. 455
METAL CUTTING
Tool-life equations and machining economics. G. BARROW 481
Selection of cutting speeds based on uncertain data. R. L. KEGG 495
Use of the scanning electron microscope to study the function of manganese sulphide
inclusions in resulphurised free-machining steels. W. J. WILBER, A. W. J. CHISHOLM and
E. J. PATTINSON 499
viMETAL CUTTING contd.
Assessing machinability from fundamental work material properties. W. F. HASTINGS,
P. L. B. OXLEY and M.G. STEVENSON 507
The use of a cutting force spectrum for tool wear compensation during turning.
N. AKGERMAN and J. FRISCH. 517
SYSTEM DESIGN AND IDENTIFICATION
Designing in digital space. W. B. HEGINBOTHAM 529
A computer-aided study of the texture of the working surfaces of grinding wheels.
C. P. BHATEJA, A. W. J. CHISHOLM and E. J. PATTINSON 535
Digital computation of surface topography. H. KALISZER, D. J. GRIEVE and
G.W.ROWE 543
Choosing manufacturing resources. G. A. E. SEWELL 551
METAL FORMING
The analysis of rotary forging investigations as an aid to design. E. APPLETON and
R. A. C. SLATER 557
Tool-life test in clamp shearing of steel bar and wire. T. NAKAGAWA and K. MIYAMOTO 567
Elastic stresses at seals in plain and necked open-ended cylinders under internal and
external pressures. B. LENGYEL and D. C. HARVEY 573
Authors and contributors
Technical
INDEXES
X
(Authors’ page numbers are in bold type)
Akgerman, N., 517
Akutsu, T., 281
Alexander, J. M., 51
Al-Hassani, S. T., 129
Anderson, J. W., 325
Andrew, C., 95, 104, 446
Appleton, E., 557
Barker, A. A., 271
Barrow, G., 20, 379,481, 506
Bartley, A. J., 185
Bell, R., 199,207, 217
Bhateja, C. P., 535
Blaschke, W. S., 13
Boden, P. J., 271
Boyd, C., 169
Burdekin, M., 289, 319
Bus, C., 397
Cessford, S., 217
Charnley, C. J., 433
Chisholm, A. W. J., 499,535
Cowley, A., 289, 319, 455
Crookall, J. R., 387
Das, M. K., 572
Davies, B. J., 120
Denham, K., 153
Doane, R., 411
El Hakim, M.A., 21, 297, 308
Engel, G. H., 179
Etheridge, R. A., 359
Evans, J. M., 271
Farnworth, G., 31
Farnworth, R., 69
Fogg, B., lSI
De Fraine, J., 193
Frisch, J., 517
Fujimoto, C., 81
Furukawa, Y. F. Y., 161
Gale, P. C., 207
Gautschi, G. H., 113
Geddam, A., 270
Grieve, D. J., 543
Grindrod, D., 31
Von Grote, K. H., 247
Hague, A. G., 87,277
Hahn, R. S., 235
Hammill, J., 446
Hanna, N.H., 287
Harrison, D., 139, 159
Harvey, D. C., 573
Hastings, W. F., 509
Hefford, H. E., 40
Heginbotham, W. B., 529
Hemingray, C. P., 319
Hinderwell, F. B., 492
Hinduja, S., 455
Holland, D., 411
Hoshi, T., 439
Huntley, E. J., 121
Ito, S., 260
Ito, Y., 81, 98
Johnson, W., 129
Jones, P. F., 246,492
Jubb, C., 564
Justel, K., 315
Kaliszer, H., 543
Kals, J. A. G., 367
Kawada, K., 355
Kegg, R. L., 496
Kiang, T. S., 379
King, G. R., 175
Koenigsberger, F., 241
Kondo, K., 61
Koshino, K., 142
Kvasnicka, 1., 401
Laika, A., 205
Larson, B., 168
Lawther, R., 309
Laycock, D. B., 565
Ledergerber, A., 7
Lengyel, B., 573
Lenz, E. L., 108
Levy, H., 108
lindsay, A. R., 235
Loewy, K., l 08
Macdonald, R. L., 25
Maeda, K., 61
Maj, M., 67, 159, 571
Maltby, R. C., 387
Marsland, D. W., 199
Masuko, M., 81,98
Mazilu, 1., 187
Meleka, A. H., 247
Miyamoto, K., 567
Morbey, F. J., 359
Morton, I. S., 40
Muth, P., 186
Nakagawa, T., 161,567
Nann, R., 429
Noble, C. F., 151, 246, 256, 265, 565
Van den Noortgate, L. F., 447
Noppen, R., 95
Oxley, P. L. B., 509
Pattinson, J., 499, 535
Pendlebury, G., 309
Pennell, J. A., 147
De Pennington, A., 199
Peters, J., 21, 120, 297,493
Pic, J., 197
Primmer, R., 168
Pruemmer, R. A., 139
Prummer, R., 349
Quainton, D. R., 51
Redford, A. H., 526, 534
Richards, D. L., 241
Roberts, J. 1., 309
Rogers, M., 257
Rooks, B. W., 69, 159
Rose, R., 121
Rowe, G. W., 543
Rowe, W. B., 239, 241
Russell, A., 120
Sato, H., 246, 281
Satyamurty, S., 446
Schofield, R. E., 87, 89, 104
581582
AUTHORS AND CONTRIBUTORS INDEX continued
Seimiya, K., 260
Sewell, G. A. E., 551
Sfantsikopoulos, M., 263, 265, 541
Sheen, J. S., 121
Shillam, N. F., 15
Shima, S., 139, 565
Slater, R. A. C., 557
Sparkes, C. A., 41,48
Spur, G., 30, 421
Srinivasan, V., 433
Stevenson, M.G., 509
Stone, B. J., 299
Stute, G., 429
Szekeres, F., 229
Taylor, S., 427,446,453,476
Tewari, N. K., 95
Thatcher, R. W., 147
Thomas, A., 153
Thomas, M. D., 297
Thorneycroft, M. C., 25
Thornley, R. H., 22,89
Tlusty, J., 289, 333
Touwen, N. A. L., 397
Tozawa, Y., 355
Travis, F. W., 169
Veenstra, P. C., 397
Vickersstaff, T. J., 126
Waite, S., 67
Wasiuktiewicz, 1., 186, 428
Wentz, W., 421
Werntie, G., 288
White, J. B., 152
Wilbur, J., 499
Van Der Wolf, A. C. H., 397
Wong, V. G., 572
Wright, G. I. E., 139, 270
Yoshida, K., 161
Yoshimura, M., 439SUBJECT INDEX
Adaptive control, Session 5 measurement of damping of a
direct feedback to a vertical milling bolted joint 100
machine 17 mechanism of the approach of
economics in turning operations 12 surfaces 90
optimum interface pressure of a
Computer-aided design bolted joint 97
finite-element method of structural resilience of feed drives 181
calculation 455 specification and performance of
machine-tool structures 439,447,455 electrohydraulic motor drives 217
Computer control Machine-tool feed drives and guideways,
design and development of a small Session 177
DNC system 433
direct numerical control 429
Machine-tool testing, Session 279
DNC system 421 determination of the minimum
programmed approach in control number of linear measurements 341
systems 409
dynamic performance tests for
Digital computer-aided design and
lathes 299
establishment of standard cutting
control, Session 409 conditions 289
Electrochemical machining, Session 248
hydraulic vibrator 309
identification by micro-tremor
electrochemical surface grinding, techniques 281
vertical spindle 265 inspection and acceptance tests for
electrolyte flow 259 numerical control machine tools 315
electron-beam machining 247 linear system of accuracy of
influence of surface finish on
numerical control machine tools 333
fatigue life of Nimonic 80A 271 numerical control machine
Grinding, Session 227
evaluation 325
positioning accuracy of numerical
computer-aided study of surface control machine tools 319
texture 535
positioning accuracy repeatability
digital computer simulation of tests 328
rounding-up process 235 production tests 326
manufacturing resource selection 551
stability of centreless grinding
process 241 Metal cutting, Session 479
surface topography, digital com- cutting-force measurements 116
putation of 543 cutting-force measurements with
wheel-life determination 229 multi-component piezoelectric
transducers 113
Machine-tool element design, Session 79 cutting-speed selection 495
acceleration feedback 199 effective component control of
analysis of joint deflection 91 hot tool machining 387
anti-friction slideways, load electron microscope studies 499
capacity and stiffness of 194 high-speed tools influence on
rolling ball element 193 carbide size and distribution 401
damping capacity of a bolted joint 102 machinability assessment 507
design of hydromechanical networks 211 machining economics 481
disc clutches 107 re-sulphurised free machining steels 499
elastic and plastic components of thermoelectric characteristics of
deflection 89 carbides 397
electrohydraulic drives, active tool-life equations 481
compensation 199 tool-life equations by step turning
hydromechanical compensation 207 test 379
flow control valves, two-way 187 tool-wear compensation using
influence of machined lay cutting-force spectrum 517
orientations 83
influence of surface roughness 84 Metal forming, Sessions 49,127,555
joints, horizontal stiffness and clamp shearing 567
microsliding 81 cup drawing 367
machine-tool design, design elastic stresses at seals 514
features for NC contouring 179 expanding sheet forming 141SUBJECT INDEX continued
explosive welding, metallurgical and direct numerical control 429
residual stress investigations 349 DNC system 421
hot forging 69 inspection and acceptance tests for
hydrostatic extrusion 51 numerical control machine tools 315
hydrostatic extrusion, design of a linear system of accuracy of
press 147 numerical control machine tools 333
isocompaction tests 54 machine-tool design, design
isostatic compaction 54 features for numerical control
opposed die-shearing process 62 contouring 179
precision shearing 61 modular design 31
pressed steel shear, strain history numerical control lathe, design 25
and drawing-in 359 tool setting 26
rotary forging 557 numerical control machine
stress-wave fracturing 129 evaluation 325
stress-wave transmission through positioning accuracy of numerical
step bars 136 control machine tools 319
tube-forming forces 355 positioning accuracy repeatability
tests 328
Metal processing, Session 347 production tests 326
programmed approach in control
Numerical control, Session 23 systems 409
acceleration feedback 199
appearance considerations 121 System identification, Session 527
design and development of a small digital studies, designing in 529
DNC system 433
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