CONTENTS CHAPTER SEVEN: Grinding Operation CONTENTS.

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Presentation transcript:

CONTENTS

CHAPTER SEVEN: Grinding Operation CONTENTS

CHAPTER SEVEN: Grinding Operation

Figure 7.1: (a) The geometry of surface grinding, showing cutting conditions; (b) assumed longitudinal shape and (c) cross-section of a single chip.

CHAPTER SEVEN: Grinding Operation

7.6 Cont. Bonding materials CHAPTER SEVEN: Grinding Operation

Figure 7.2: Some standard grinding wheel shapes: (a) straight, (b) recessed two sides, (c) metal wheel frame with abrasive bonded to outside circumference, (d) abrasive cutoff wheel, (e) cylinder wheel, (f) straight cup wheel, and (g) flaring cup wheel

CHAPTER SEVEN: Grinding Operation Figure7.3: Schematic arrangement of stick dressing.

CHAPTER SEVEN: Grinding Operation Figure 7.4: Diamond nibs may be used for truing wheels in batch operations

CHAPTER SEVEN: Grinding Operation

Figure 7.5: Two types of cylindrical grinding: (a) external and (b) internal

CHAPTER SEVEN: Grinding Operation

Figure 7.6: Two types of feed motion in external cylindrical: (a) traverse feed and (b) plunge-cut.

CHAPTER SEVEN: Grinding Operation

Figure 7.7: Four types of surface grinding: (a) horizontal spindle with reciprocating worktable, (b) horizontal spindle with rotating worktable, (c) vertical spindle with reciprocating worktable, and (d) vertical spindle with rotating worktable.

CHAPTER SEVEN: Grinding Operation Figure 7.8: External centerless grinding

CHAPTER SEVEN: Grinding Operation Figure 7.9: Internal centerless grinding.

CHAPTER SEVEN: Grinding Operation Figure 7.10: Force components in grinding. The power can be calculated from the following formula. (kW)

CHAPTER SEVEN: Grinding Operation Figure 7.11: The honing process: (a) the honing tool used for internal bore surfaces (b) cross hatched surface pattern created by the action of the honing tool.

CHAPTER SEVEN: Grinding Operation Figure 7.12: The lapping process in lens making.

CHAPTER SEVEN: Grinding Operation

Figure 7.13: Super finishing on an external cylindrical surface.