Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
Machining may be easier in some materials whereas it may be difficult in other. This difference may be attributed to the machinability of various materials
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
The following costs are considered to calculate the cost of machining.
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
Tool life is defined as the cutting time required for reaching a tool life criterion or time elapsed between two consecutive tool resharpening.
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
During machining process, the tool is subjected to three important factors such as forces, temperature and sliding action due to relative motion between tool and workpiece.
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
This method is very simple and low cost but it is inaccurate and it gives only the grand average value.
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
In the metal cutting process, the energy dissipated at the cutting edge is converted into heat.
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
The various materials are used to remove the metal from the workpiece. The tool must be harder than the material which is to be cut. The selection of cutting tool material depends on the following factors:
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
solved anna university problems on cutting forces: Mechanics of Metal Cutting - Manufacturing Technology
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
solved problems on cutting forces: Mechanics of Metal Cutting - Manufacturing Technology
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
The energy consumed per unit time is given by the equation
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
Figure 1.21 shows the velocity relationship in orthogonal cutting.
Mechanics of Metal Cutting - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit I: Mechanics of Metal Cutting
Lee and Shaffer's theory of orthogonal cutting is based on the slip line field theory i.e., it is the result of an attempt to apply the plasticity theory.