Precision gear shaving / Gianfranco Bianco and Stephen P. Radzevich.

Format:

Book

Author/Creator:

Bianco, Gianfranco.

Contributor:

Radzevich, S. P. (Stepan Pavlovich)

Series:

Engineering tools, techniques and tables.

Novinka (Series)

Engineering tools, techniques and tables

Novinka

Language:

English

Subjects (All):

Gear-shaving machines.

Gearing--Manufacture.

Gearing.

Physical Description:

1 online resource (251 p.)

Edition:

1st ed.

Place of Publication:

New York : Nova Science Publishers, Inc., c2010.

Language Note:

English

Summary:

This text is dedicated to engineers who work in the field of gear design, gear production and gear application. In the book, some achievements by the authors along with some of old notions have been brought together, that is things which are already known to many readers but that in any case may be useful to 'newcomers'.

Contents:

Intro

PRECISION GEAR SHAVING

ENGINEERING TOOLS, TECHNIQUESAND TABLES

CONTENTS

FOREWORD

INTRODUCTION

UNIQUENESS OF THIS PUBLICATION

INTENDED AUDIENCE

THE ORGANIZATION OF THIS BOOK

ELEMENTS OF GEOMETRY OF GEARTOOTH FLANKS

ABSTRACT

1.1. GENERATION AND THE GEOMETRY OF TOOTH FLANKOF A GEAR TO BE MACHINED

1.2. TRANSVERSE CROSS-SECTION OF TOOTH FLANK OF AGEAR TO BE MACHINED

1.3. SPUR AND HELICAL RACKS CONJUGATE TO THEWORK-GEAR TOOTH FLANKS

1.4. ENGINEERING FORMULAE FOR THE SPECIFICATIONOF GEAR TOOTH

1.5. WORK-GEAR MATERIAL

BASIC METHODS OF GEAR SHAVING

2.1. NATURE OF THE ACTION BETWEEN THE WORK-GEARAND THE SHAVING CUTTER IN GEAR SHAVING PROCESS

2.2. CROSSED-AXIS ANGLE

2.3. METHODS OF SHAVING OF EXTERNAL GEARS

2.3.1. Axial Method of Gear Shaving Process

2.3.2. Diagonal Method of Gear Shaving Process

2.3.3. Underpass (Tangential) Method of Gear Shaving Process

2.3.4. Plunge Method of Gear Shaving Process

2.4. POWER SHAVING OF GEARS

2.5. SHAVING OF INTERNAL GEARS

SHAVING CUTTER DESIGN

3.1. PRINCIPAL DESIGN PARAMETERS OF ASHAVING CUTTER

3.2. SERRATIONS: DESIGN AND THEIR MACHINING

3.3. HELIX ANGLE

3.4. EVEN CONTACTS METHOD

3.5. CONSTRAINTS ONTO IMPLEMENTATIONOF ECM - SYSTEM

3.6. DESIGN PARAMETERS OF A SHAVING CUTTER

3.6.1. Tooth Number

3.6.2. Central Bore

3.6.3. Face Width

Parallelism of Shaving Cutter Faces

Perpendicularity of the Central Bore

3.6.4. Tooth Root Relief

3.6.5. Lightening Holes

3.7. SHAVING CUTTER MATERIAL

GEAR SHAVING PROCESS

4.1. PRE-SHAVING CUTTERS

4.1.1. Elements of the Tooth Geometry of a Pre-Shaved Work-Gear

4.1.2. Influence of Protuberance on the Even Contacts Method

4.1.3. Shape and Dimension of Protuberance and Relieves ofOther Types.

4.2. WORKING CONDITIONS IN THE GEARSHAVING PROCESS

4.2.1. Shaving Stock Removal

4.2.2. Stroke Length

4.2.3. Number of Passes

4.2.4. Cutting Speed

4.2.5. Feed Rate

4.2.6. Lubricating and Cooling

4.3. SHAVING CUTTER PERFORMANCE

4.3.1. ConditionsInfluencing the ShavingCutter Performance

4.3.2. When the Worn Shaving Cutter Should Be Replaced with aNew One?

4.3.3. How Many Re-Sharpenings a Shaving Cutter is Capableof Undergoing

4.4. QUALITY OF THE SHAVED GEARS

4.4.1. Factors and ConditionsThat Affect Gear Shaving Process

4.4.2. Possibilities of Modification of the Work-Gear Tooth Flank

4.4.3. Achievable Accuracy of the Shaved Gears

4.4.4. Profile, Helix and Indexing Errors

4.4.5. Inspection Graphs for the Work-Gear and for theShaved Gear

4.4.6. Shaving Process with Synchronized Axes

4.5. RE-SHARPENING OF A SHAVING CUTTER

4.6. CORRECTIONS TO TOOTH PROFILE AND TO HELIX

4.6.1. Definitions to the Main Terminology

4.6.2. How to Carry Out the Desired Modification of Tooth Profile

Example 4.1.

Example 4.2.

Example 4.3.

4.6.3. Tooth Profile Correction in Design of Plunge Shaving Cutter

4.6.4. Tooth Profile in Various Transverse Cross-Sections

4.6.5. How a Helix Modification Can Be Carried Out

Example 4.4.

4.7. MEASUREMENT AND INSPECTION OF SHAVINGCUTTERS AND GEARS

4.7.1. Tooth Thickness Measurement

4.7.2. Pitch Error and Eccentricity Error Inspection

4.8. SHAVING ERRORS AND THEIR ROOT CAUSES

4.8.1. Sinusoidal Error

4.8.2. Tooth Having Material at the Tip

4.8.3. Marks on the Shaved Tooth Flank Left by the Edges

4.8.4. Burrs, Stripped Tooth Flanks and Glossy Look Tooth Flankof the Shaved Gear

4.8.5. Helix of the Shaved Gear is Hollowed

4.8.6. Shaving Stock Located Close to a Shoulder on a Tooth Flankof the Shaved Gear Has Not Been Removed Completely.

4.8.7. Tooth Flank of the Shaved Gear is Tapered

4.8.8. Shaving Errors of Other Kinds

SHAVING MACHINES

5.1. SICMAT SHAVING MACHINES

5.1.1. General Notes

5.1.2. NC Controllable Axes

5.1.3. Engagement of the Shaving Cutter into a Gear MachiningMesh

5.1.4. Automatic Loaders

Automatic Loader ADATTO 1

Automatic Loader ADATTO 3

Automatic Loader ADATTO 5

Automatic Loader ADATTO 6

Automatic Loader ADATTO 7

Automatic Loader ADATTO 8

Ring-Type Belt Conveyor for SICMAT Shaving MachineMod. RASO 400

5.1.5. Special Shaving Cycles

Progressive Diagonal Cycle

Mixed Cycles

Disjoint Diagonal Cycle and Twin Linked Cycle

5.1.6. Work Holding Systems

5.2. SAMPUTENSILY SHAVING CUTTER GRINDER

5.2.1. General Notes

5.2.2. Description of the Grinder

5.2.3. Description of CNC

5.2.4. Grinding Wheel Dresser

Checking group on the machine

5.2.5. Other Applications of Particular Interest

Dynamic Electronic Balancer

Automatic Lubricating Unit

Hydraulic Unit

Cut-in-the-Air Unit

Dust Suction Unit

Accessories (Grinding Wheels, Diamonds, Ball Cages)

Dressing Tools

Ball Bearing Cage

5.2.6. Re-Sharpening Cycle

First Cycle

Second Cycle

5.2.7. Attainable Accuracy of the Re-Sharpened Shaving Cutters

5.2.8. Four Examples with Comments

Example 5.1.

Comments

Example 5.2.

Example 5.3.

Example 5.4.

Comments:

CONCLUSION

NOTATION

Greek Symbols

Subscripts

ABOUT THE AUTHORS

REFERENCES

INDEX.

Notes:

Description based upon print version of record.

Includes bibliographical references (p. [227]-229) and index.

Description based on print version record and cip data provided by publisher.

ISBN:

1-61470-604-2

OCLC:

747306249