operations performed on grinding machines ppt

Grinding Operation

Operations performed on the Drilling Machine

3:Grinding Fixtures: The work holding devices for grinding operations will depend upon the type of the grinding operation and the machine used. (A): Fixture for External Grinding: A mandrel is the most common fixture used for grinding external surface of the work piece, a mandrel is hardened and is held between centers of a machine. · Surface pressure is minimum in grinding. It is suitable for light work,which will spring away from the cutting tool in the other machining processes. 3. Grinding operation. 4. Types of grinding operation 1. Ruff or precision Grinding a) Snagging b) Off-hand 2. Precision Grinding a) Surface grinding b) Cylindrical grinding c) Center less ... · Grinding Machines. 1. Grinding 1 Mr. KONAL SINGHMr. KONAL SINGH Director and Founder of ProBotiZ Group, NagpurProBotiZ Group, Nagpur (W) - Probotizgroup.com (M) - , (E) - [email protected] 2. Syllabus • Grinding - Classification of machine, grinding wheel composition, types and shape, designation • Grinding.

Lecture 8. Metal Cutting

General Machine Shop Tools • Tools basic to production of metal components • Operations most commonly performed: turning, boring, threading, drilling, reaming, sawing, milling, filing, and grinding • Basic Machine tools

3:Grinding Fixtures: The work holding devices for grinding operations will depend upon the type of the grinding operation and the machine used. (A): Fixture for External Grinding: A mandrel is the most common fixture used for grinding external surface of the work piece, a mandrel is hardened and is held between centers of a machine.8 2. Drilling & Related Operations • Geometry of Twist drill - Shank, Neck and Drill body - Helix angle, Point angle, Flute, cutting edge, Chisel edge, Margin • Cutting conditions D v N π Spindle: = Feed rate: r = f Nf Metal Removal Rate: 4 2 MRR =π D f r MachiningConventional grinding machines can be broadly classified as: (a) Surface grinding machine (b) Cylindrical grinding machine ... A number of operations can be performed on the workpiece. It is implied that such machines, in the view of their size and complexity.

Gear GrindinG

Shaping, planning and slotting can be defined as the process of removing metal from a surface in horizontal, vertical and inclined position to produce a flat or plane Difference between the three processes of shaping, planing and slotting is that in shaping andThis unit of competency applies to grinding operations performed on surface, cylindrical and centreless grinding machines. It requires use of measuring equipment and standard engineering materials and tooling. Work is performed to established processes, practices and to drawings, sketches, specifications and instructions as appropriate.Well suited for high-speed operations (80m/s) Long life sPiraL BeVeL Gear GrindinG WheeLs Bevel gears are conically shaped and used for differentials. Grinding of spiral bevel gears is performed with cup wheels in a specific profile grinding process. C M Y.

Grinding

MULTI PURPOSE MACHINE (DRILLING,SHAPING,GRINDING,CUTTING) Presented by: KASIMI KRISHNA MOULI (13B21A) GAVARA GIRI SEKHAR (13B21A) T.V.N.MURTHY (13B21A) A.VAMSI KIRAN (13B21A) N.SRINIVASU (13B21A ) ABSTRACT Industries are basically meant for Production of useful goods and services at low production cost, machinery cost and low … · It is capable of giving improved geometry of the hole as well as the surface finish. This operation is performed on specially designed internal grinding machines. For internal grinding, a softer wheel is generally preferred. 4. Centreless Grinding It is a high production ... · Types of grinding Machine Grinding machines according to quality of surface finish, may be classified as 1. Rough /Non-precision grinding 2. Precision grinding Rough/Non-precision grinding To remove more stock than other grinding a)Floor stand and bench grinders (b)Portable and flexible shaft grinders (c)Swing frame grinders (d)Abrasive belt grinders.

Sheet metal operations

 · Grinding machine operations: The following stated below represent the operations that can be performed on a grinder: Surface grinding operation: This is done to obtain a flat surface as the rotating grinding wheel cut off the material from the top surface of the · Different Types of Machining Operations. Two primary machining processes are turning and milling - descried below. Other processes sometimes dovetail onto these processes or are performed with standalone equipment. A drill bit, for instance, may be installed on a lathe used for turning or chucked in a drill press. · Sheet metal means thin piece of metal. Sheet metals has large variety of applications in industries.It is used in1. Decoration2. Automobile industries3. Aero.

Milling and grinding machines

5 Fig. Grinding wheel A grinding wheel is an expendable wheel that carries an abrasive compound on its periphery. These wheels are used in grinding machines. The wheel is generally made from a matrix of coarse particles pressed and bonded together to form aShaping, Planing and Slotting Operations Lec No. 12- 13 BY Prof .A.Chandrashekhar Introduction ... Shaping machines are the reciprocating type of machine tools in which the work piece is held stationary and the tool reciprocates. · CONTENTS Milling Milling Machines Milling Operations Specifications of Milling Machine Grinding Abrasives & Bonding Materials Grinding Machines 3. MILLING Milling: is a metal cutting operation in which the excess material from the work piece is removed by rotating multipoint cutting tool called milling cutter.

Unit 3 machining operations ppt

 · Cutting Tool Applications, Chapter 10: Boring Operations and Machines. Boring increases the inside diameter of a hole, and achieves three things: sizing, straightness, and concentricity. Boring, also called internal turning, is used to increase the inside diameter of a hole. The original hole is made with a drill, or it may be a cored hole in a ...Well suited for high-speed operations (80m/s) Long life sPiraL BeVeL Gear GrindinG WheeLs Bevel gears are conically shaped and used for differentials. Grinding of spiral bevel gears is performed with cup wheels in a specific profile grinding process. C M Y ... · 8. Classification of Lathe machines Lathes can be classified into following three types Engine Lathes Light weight bench engine lathe Precision Tool Room lathes Gap lathes Turret Lathes Special Purpose lathes. 9. Basic Operations Performed on a ….