Special Operations on Sawing Machines
Posted by Vishnu on August 22nd, 2009 04:27 PM | No Comment
INTERNAL SAWING
Internal sawing is performed in the same manner as contour sawing except that the bandsaw blade cannot start cutting from the edge of the workpiece but must start cutting from a drilled hole in the workpiece Figure 1. With ...
Straight-line Sawing, Radius Sawing and Contour Sawing
Posted by Vishnu on August 22nd, 2009 04:19 PM | No Comment
STRAIGHT-LINE SAWING
Straight-line sawing is the most common machine sawing operation. It may be performed using the power hacksaw, horizontal, or vertical band saw.
Power Hacksawing
The power hacksaw machine is designed primarily for straight-line sawing. A typical sawing operation is outlined below:
Select ...
Layout and Mounting of Work
Posted by Vishnu on August 22nd, 2009 03:31 PM | No Comment
POWER HACKSAWING
Layout
Power hacksaw machines are primarily intended for straight line cutting of stock to specific lengths. Laying out the workpiece consists of measuring the length to be cut and indicating the position for the cut by scribing a ...
Tools and Equipments for Sawing Machine
Posted by Vishnu on August 22nd, 2009 03:00 PM | No Comment
POWER HACKSAW BLADES
Power hacksaw blades differ from hand hacksaw blades in that they are generally heavier, made in longer sizes, and have fewer teeth per inch. Hacksaw blades are discarded when they become dull; sharpening is not practical.
Materials commonly used ...
Bandsaw Machines
Posted by Vishnu on August 22nd, 2009 02:40 PM | No Comment
BANDSAW MACHINES
Metal-cutting bandsaw machines fall into two basic categories: vertical machines Figure 1 and horizontal machines Figure 2. Band saws use a continuous saw blade. Chip removal is rapid, because each tooth is a precision cutting tool and accuracy can ...
Power Hacksaw Machine
Posted by Vishnu on August 22nd, 2009 02:32 PM | No Comment
DESCRIPTION
All power hacksaw machines are basically similar in design. Figure 1 shows a typical power hacksaw and identifies its main parts, which are discussed below.
Base
The base of the saw usually contains a coolant reservoir and a pump for ...
Sawing Machine – General Info
Posted by Vishnu on August 22nd, 2009 02:06 PM | No Comment
GENERAL
The sawing machine is a machine tool designed to cut material to a desired length or contour. It functions by drawing a blade containing cutting teeth through the workpiece. The sawing machine is faster and easier than hand sawing and ...