Image courtesy of amazon.
Load cell used in weighing machine.
This is a simple arduino weight measurement project.
In short load cell can be used wherever there is a requirement of force measurement.
This particular weighing machine can be used for weighing of all types of small sized granular products like prepared herbal medicine tea seeds msg seasoning coffee beans chocolate beans etc.
It is used in weigh axle weighing scales tank scales weighbridges vessel weighing applications etc.
Bending beam load cells.
A load cell is located under a platform that is loaded with a weight from above.
Types of load cells.
These load cells are used for measuring weight of sand cement or water.
Load cells are used in several types of measuring instruments such as laboratory balances industrial scales platform scales and universal testing machines.
And it s therefore useful in hotels.
The load cells with lower accuracy but reasonably accurate are classified as d1 c1 and c2.
The one utilized in this project is rated for a maximum weight of 10kg or 22 pounds.
A weighing system with load cells built in or a system with pressure transducers built in are incorporated into various machine tools or industrial robots which are used in steelmaking cement foods pharmaceutical chemical for the purpose of measurement monitoring or control on various tests recent trends toward labor saving quality.
They are available in different sizes shapes and capacities.
C3 grade load cell are used in quality assurance such as checking weight of ball bearings machine constructions parts etc.
There are different types of load cells available.
In today s processing plants electronic force sensors are preferred in most applications although mechanical lever scales are still used if the operation is manual and the operating and maintenance personnel prefer their simplicity.
This is enough for this project.
In this project we will be interfacing hx711 load cell amplifier with arduino and 16 2 lcd for designing weighing machine using arduino load cell hx711 module.
Types of load cells.
Canister type this type of load cell is usually used for single as well as multi weighing applications.
This particular load cell is commonly referred to as a straight bar load cell or a parallel beam load cell.
Usage of load cell is not limited to electronics scales.
Single point load cells.
Its advertised rated output is.
Commonly used ones include.
Several load cells are positioned under a steel structure and are loaded with a weight from above.
Such load cells are typically available in many rated loads i e maximum loads.
The electronic weighing machine uses a load cell to measure the weight produced by the load here most load cells are following the method of a strain gauge.
From 1993 the british antarctic survey installed load cells in glass fibre nests to weigh albatross chicks.
