Modeling metal cutting processes under consideration of elastic material properties:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2006
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | VI, 117 S. Ill., graph. Darst. 21 cm |
Internformat
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Datensatz im Suchindex
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| adam_text | MODELING METAL CUTTING PROCESSES UNDER CONSIDERATION OF ELASTIC MATERIAL
PROPERTIES VON DER FAKULTAT FUR MASCHINENWESEN DER
RHEINISCH-WESTFALISCHEN TECHNISCHEN HOCHSCHULE AACHEN ZUR ERLANGUNG DES
AKADEMISCHEN GRADES EINES DOKTORS DER INGENIEURWISSENSCHAFTEN GENEHMIGTE
DISSERTATION VORGELEGT VON GREGOR FRANZ LUDWIG MESSNER AUS LANGEN,
HESSEN BERICHTER: UNIV.-PROF. DR.-LNG. DR.-LNG. E.H. F. KLOCKE PROF. T.
ALTAN, PH.D., ME TAG DER MUNDLICHEN PRUFUNG: 30.10.2006 DIESE
DISSERTATION IST AUF DEN INTEMETSEITEN DER HOCHSCHULBIBLIOTHEK ONLINE
VERFCIGBAR. TABLE OF CONTENTS [ TABLE OF CONTENTS LIST OF SYMBOLS ILL 1
INTRODUCTION AND OBJECTIVE 1 2 STATE OF THE ART 4 2.1 THE FINITE ELEMENT
METHOD (FEM) 4 2.1.1 BASIC CONCEPTS OF THE FEM 5 2.1.2 LAGRANGIAN AND
EULERAIN VIEW OF THE CONTINUUM 7 2.1.3 EXPLICIT AND IMPLICIT TIME
INTEGRATION 8 2.1.4 THERMO-MECHANICAL COUPLING 9 2.1.5 NON-LINEARITIES
10 2.1.6 SOLID FORMULATION AND FLOW FORMULATION 10 2.2 THE FEM IN
MANUFACTURING 12 2.2.1 THE FEM IN METAL FORMING 12 2.2.2 THE FEM IN
METAL CUTTING 14 2.3 EXPERIMENTAL VERIFICATION OF MACHINING MODELS 28
2.3.1 PROCESS FORCES IN ORTHOGONAL CUTTING 28 2.3.2 CUTTING TEMPERATURES
32 2.3.3 RESIDUAL STRESSES 33 3 EXPERIMENTAL SET UP 40 3.1 WORKPIECE 41
3.2 TOOLS AND MACHINE TOOL 41 3.3 TEMPERATURE AND FORCE MEASUREMENTS 44
4 ORTHOGONAL CUTTING TESTS 48 4.1 FORCES AND TEMPERATURES 48 4.2 CHIP
THICKNESS 51 4.3 POST PROCESS EXAMINATION OF THE CUTTING INSERTS 51 4.4
MICROSTRUCTURE AND RESIDUAL STRESSES SUBSEQUENT TO MACHINING 54 4.5
SUMMARY OF THE EXPERIMENTAL RESULTS 61 II TABLE OF CONTENTS 5 SIMULATION
SET UP 63 5.1 FE MODEL : 63 5.2 MATERIAL PROPERTIES 68 5.2.1 FLOW STRESS
68 5.2.2 MECHANICAL AND THERMO PHYSICAL PROPERTIES 73 5.3 FRICTION 78 6
SIMULATION RESULTS 79 6.1 FORCES AND TEMPERATURES PREDICTED BY THE
RIGID-VISCOPLASTIC MODEL 79 6.2 FORCES AND TEMPERATURES PREDICTED BY THE
ELASTO-VISCOPLASTIC MODEL 81 6.3 STRAIN DISTRIBUTION 82 6.4 CONTACT
LENGTH AND NORMAL STRESS DISTRIBUTION 84 6.5 PREDICTED TEMPERATURES 86
6.6 RESIDUAL STRESSES AND STRAINS SUBSEQUENT TO MACHINING 86 6.7 SUMMARY
OF THE MODELING RESULTS 91 7 DISCUSSION 93 7.1 INFLUENCE OF FRICTION 93
7.2 INFLUENCE OF THE FLOW FORMULATION 97 7.3 DISCUSSION OF THE BENEFIT
OF 3D-MODELS 99 8 CONCLUSIONS AND OUTLOOK 101 9 APPENDIX 103 10
BIBLIOGRAPHY * , 107 11 RESUME 117
|
| adam_txt |
MODELING METAL CUTTING PROCESSES UNDER CONSIDERATION OF ELASTIC MATERIAL
PROPERTIES VON DER FAKULTAT FUR MASCHINENWESEN DER
RHEINISCH-WESTFALISCHEN TECHNISCHEN HOCHSCHULE AACHEN ZUR ERLANGUNG DES
AKADEMISCHEN GRADES EINES DOKTORS DER INGENIEURWISSENSCHAFTEN GENEHMIGTE
DISSERTATION VORGELEGT VON GREGOR FRANZ LUDWIG MESSNER AUS LANGEN,
HESSEN BERICHTER: UNIV.-PROF. DR.-LNG. DR.-LNG. E.H. F. KLOCKE PROF. T.
ALTAN, PH.D., ME TAG DER MUNDLICHEN PRUFUNG: 30.10.2006 DIESE
DISSERTATION IST AUF DEN INTEMETSEITEN DER HOCHSCHULBIBLIOTHEK ONLINE
VERFCIGBAR. TABLE OF CONTENTS [ TABLE OF CONTENTS LIST OF SYMBOLS ILL 1
INTRODUCTION AND OBJECTIVE 1 2 STATE OF THE ART 4 2.1 THE FINITE ELEMENT
METHOD (FEM) 4 2.1.1 BASIC CONCEPTS OF THE FEM 5 2.1.2 LAGRANGIAN AND
EULERAIN VIEW OF THE CONTINUUM 7 2.1.3 EXPLICIT AND IMPLICIT TIME
INTEGRATION 8 2.1.4 THERMO-MECHANICAL COUPLING 9 2.1.5 NON-LINEARITIES
10 2.1.6 SOLID FORMULATION AND FLOW FORMULATION 10 2.2 THE FEM IN
MANUFACTURING 12 2.2.1 THE FEM IN METAL FORMING 12 2.2.2 THE FEM IN
METAL CUTTING 14 2.3 EXPERIMENTAL VERIFICATION OF MACHINING MODELS 28
2.3.1 PROCESS FORCES IN ORTHOGONAL CUTTING 28 2.3.2 CUTTING TEMPERATURES
32 2.3.3 RESIDUAL STRESSES 33 3 EXPERIMENTAL SET UP 40 3.1 WORKPIECE 41
3.2 TOOLS AND MACHINE TOOL 41 3.3 TEMPERATURE AND FORCE MEASUREMENTS 44
4 ORTHOGONAL CUTTING TESTS 48 4.1 FORCES AND TEMPERATURES 48 4.2 CHIP
THICKNESS 51 4.3 POST PROCESS EXAMINATION OF THE CUTTING INSERTS 51 4.4
MICROSTRUCTURE AND RESIDUAL STRESSES SUBSEQUENT TO MACHINING 54 4.5
SUMMARY OF THE EXPERIMENTAL RESULTS 61 II TABLE OF CONTENTS 5 SIMULATION
SET UP 63 5.1 FE MODEL : 63 5.2 MATERIAL PROPERTIES 68 5.2.1 FLOW STRESS
68 5.2.2 MECHANICAL AND THERMO PHYSICAL PROPERTIES 73 5.3 FRICTION 78 6
SIMULATION RESULTS 79 6.1 FORCES AND TEMPERATURES PREDICTED BY THE
RIGID-VISCOPLASTIC MODEL 79 6.2 FORCES AND TEMPERATURES PREDICTED BY THE
ELASTO-VISCOPLASTIC MODEL 81 6.3 STRAIN DISTRIBUTION 82 6.4 CONTACT
LENGTH AND NORMAL STRESS DISTRIBUTION 84 6.5 PREDICTED TEMPERATURES 86
6.6 RESIDUAL STRESSES AND STRAINS SUBSEQUENT TO MACHINING 86 6.7 SUMMARY
OF THE MODELING RESULTS 91 7 DISCUSSION 93 7.1 INFLUENCE OF FRICTION 93
7.2 INFLUENCE OF THE FLOW FORMULATION 97 7.3 DISCUSSION OF THE BENEFIT
OF 3D-MODELS 99 8 CONCLUSIONS AND OUTLOOK 101 9 APPENDIX 103 10
BIBLIOGRAPHY * , 107 11 RESUME 117 |
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| author | Messner, Gregor Franz Ludwig 1970- |
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| dewey-full | 671.35 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 671 - Metalworking & primary metal products |
| dewey-raw | 671.35 |
| dewey-search | 671.35 |
| dewey-sort | 3671.35 |
| dewey-tens | 670 - Manufacturing |
| discipline | Werkstoffwissenschaften / Fertigungstechnik |
| discipline_str_mv | Werkstoffwissenschaften / Fertigungstechnik |
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| spelling | Messner, Gregor Franz Ludwig 1970- Verfasser (DE-588)133492346 aut Modeling metal cutting processes under consideration of elastic material properties vorgelegt von Gregor Franz Ludwig Messner 2006 VI, 117 S. Ill., graph. Darst. 21 cm txt rdacontent n rdamedia nc rdacarrier Aachen, Techn. Hochsch., Diss., 2006 Metall (DE-588)4038860-8 gnd rswk-swf Schneiden (DE-588)4052995-2 gnd rswk-swf Modellierung (DE-588)4170297-9 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Metall (DE-588)4038860-8 s Schneiden (DE-588)4052995-2 s Modellierung (DE-588)4170297-9 s DE-604 HEBIS Datenaustausch Darmstadt application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016247070&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Messner, Gregor Franz Ludwig 1970- Modeling metal cutting processes under consideration of elastic material properties Metall (DE-588)4038860-8 gnd Schneiden (DE-588)4052995-2 gnd Modellierung (DE-588)4170297-9 gnd |
| subject_GND | (DE-588)4038860-8 (DE-588)4052995-2 (DE-588)4170297-9 (DE-588)4113937-9 |
| title | Modeling metal cutting processes under consideration of elastic material properties |
| title_auth | Modeling metal cutting processes under consideration of elastic material properties |
| title_exact_search | Modeling metal cutting processes under consideration of elastic material properties |
| title_exact_search_txtP | Modeling metal cutting processes under consideration of elastic material properties |
| title_full | Modeling metal cutting processes under consideration of elastic material properties vorgelegt von Gregor Franz Ludwig Messner |
| title_fullStr | Modeling metal cutting processes under consideration of elastic material properties vorgelegt von Gregor Franz Ludwig Messner |
| title_full_unstemmed | Modeling metal cutting processes under consideration of elastic material properties vorgelegt von Gregor Franz Ludwig Messner |
| title_short | Modeling metal cutting processes under consideration of elastic material properties |
| title_sort | modeling metal cutting processes under consideration of elastic material properties |
| topic | Metall (DE-588)4038860-8 gnd Schneiden (DE-588)4052995-2 gnd Modellierung (DE-588)4170297-9 gnd |
| topic_facet | Metall Schneiden Modellierung Hochschulschrift |
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