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Mechanical Engineering Principles Behind Cranes

A crane is a powerful machine used to lift and move heavy objects from one place
to another. Cranes are usually seen at construction sites, where they help lift
materials like steel beams and concrete blocks.

Key Mechanical Principles

The mechanical principles of a crane are:
Leverage: They work on the principle of leverage to lift heavy objects. The longer the boom, the
less force is needed to lift a load. This is because the load is farther from the pivot point (the
base of the crane).

Balance: Just like a seesaw, cranes must maintain balance. The counterweight is essential
because it offsets the weight of the load being lifted. If the load is too heavy without enough
counterweight, the crane can tip over.

Mechanical Advantage: This principle allows cranes to lift heavier loads with less efforts. The
combination of pulleys and the length of the boom helps distribute the weight, making it easier
to lift heavy items.

21 st #Creativity
Activity Robo Crane Century
Skills

Overview

Robo Crane is a different project designed to educate us about robots, machinery, and electronic
components. It resembles a specialised crane equipped with robotic capabilities, enabling it to lift
and transport objects. Building and observing its functionality provides valuable insights into its
operations.

Learning Objective

Build a Robo Crane capable of lifting and relocating objects.

Acquire knowledge about fundamental robotics, mechanics, and electronics through hands-on
projects.

Component Required

Small C x 2 Medium Plate x 1 Small Plate x 1 12T Gear x 1 Small L x 1

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