ENGINEERING CONCEPTS

What is the Hacksaw and how many types of Hacksaws used in Workshop

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Hacksaw is the one of the main cutting tool in the work shop and it is also used for making thin cuts to other chipping and filing operation. In market there are so many sizes and types of hacksaw blades are available for our requirements.

Hacksaw and how many types

Hacksaw frame has a suitable blade and it is adjustable to make a tightening according to the cut of operations. The blade size is from 250 mm length and 12 mm width of the blade.

These blades are mainly used for hard work in the workshop so the blades are mainly made by Carbon or High speed steel.

Hacksaw has a one handle and some hacksaws having a two Handles which are used for holding the hacksaw conveniently during work.  

Single handle hacksaws are managed single man and single handle hacksaw are using only for small works.

Ex: Cutting small types of SS plates and SS rods which are being small pieces only.

Two handle hacksaws are used for heavy duty works and these hacksaws are holding by two persons  and which are only used for heavy works.

Ex: SS large type and Wood types of pieces cutting.

Types of Hacksaw

The types of hacksaws are two types they are.

  • Automatic cut – off saw
  • Sawing Machines.

Sawing machines are classified into three types they are .

  1. Circular Saw
  2. Reciprocating saw
  3. Band saw

Automatic cut – off saw

Automatic cut – off saws can be programmed to cut a variety of work piece sizes. These types of saws are mainly used for heavy duty works in the workshop for reducing the cutting time.

The NC programming is required to prepare for these machines to way of cutting.

This automatic cut – off saws are has a controlled memory. In that several programs are stored in that system.

Machine has a controllable system and touching keys on the pad for making changes in the program according to the new dimensions of efficiency, accuracy and economy to band sawing.

What is The System of Fits and Basis System.

How to understand Tolerance and Limits in Manufacturing Process.

What is the Basic size and Deviations of shaft.

What is the difference between the Tolerance and Allowance.