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SUBJECT: BASIC TECHNOLOGY
WEEK ONE: Revision of second term’s work
WEEK TWO SUB- THEME: TOOLS, MACHINES AND PROCESS
TOPIC: BELT AND CHAIN DRIVES.
Period ONE: Belt and Chain drives.
Content: Definition, examples/types of belt and chain drives, belt tensioning.
Drives: Drives are devices used to transmit rotary motion from one shaft to another.
The drive mechanism is used in transmitting power from one location to another
There are three types of drives:
Belt drive
This is a device used to transfer power/motion from one shaft to another shaft parallel to it and at some distance away. Belt drives are often used in place of chain drive when slip is not so important to be taken into consideration. Hence, belt cannot provide positive drive because slip occurs from time to time.
Types of belt drive
There are two types of belt drive based on the shape of the belt:
Belt can be lapped over the groove pulley in two styles. This includes:
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