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DIY Liquid Mixer (Coffee & Beverage Mixer)

 

DIY Liquid Mixer (Coffee & Beverage Mixer)



A liquid mixer is a small device used to mix coffee, milk, protein shakes, or any liquid solution quickly. In this DIY project, we will make a simple battery-powered liquid mixer that works like a hand blender.

Why Use a Liquid Mixer?

  • Mix coffee and sugar evenly

  • Prepare protein shakes

  • Mix liquids without a spoon

  • Easy to carry and use

Required Materials

  • Small DC motor (3V–6V)

  • AA batteries (2) or 18650 battery

  • Battery holder

  • Push button switch

  • Stainless steel rod or thick wire

  • Small plastic propeller / mixer head

  • Plastic handle or pipe

  • Connecting wires

Working Principle

When the switch is pressed, power flows to the DC motor. The motor rotates the mixer head at high speed, creating motion in the liquid and mixing all ingredients evenly.

Assembly Steps

  1. Attach the mixer head to the motor shaft

  2. Fix the motor inside the handle

  3. Connect battery, switch, and motor in series

  4. Secure all parts properly

  5. Test by placing the mixer in liquid and pressing the switch

Applications

  • Coffee and tea mixing

  • Milk shakes

  • Protein drinks

  • Mixing chemical or DIY solutions

Safety Tips

  • Do not dip motor or battery in liquid

  • Use stainless steel for food safety

  • Turn off before removing from liquid

Conclusion

This DIY liquid mixer is a low-cost and useful project for daily use. It is easy to build and perfect for beginners in electronics and DIY projects.

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⭐ Reviews

⭐⭐⭐⭐⭐ (5/5)
Very useful DIY project. Easy to make, low cost, and works perfectly for coffee and liquid mixing.

⭐⭐⭐⭐☆ (4/5)
Good performance for small quantities. Portable and simple design.

❓ Frequently Asked Questions (FAQs)

Q1: Can this mixer be used for hot coffee?
Yes, but keep the motor and battery away from heat and liquid.

Q2: What motor is best for this mixer?
A 3V–6V DC motor works best.

Q3: Is this mixer safe for food use?
Yes, if you use stainless steel for the mixing rod.

Q4: Can I use a rechargeable battery?
Yes, an 18650 rechargeable battery is recommended.

Q5: Can it mix thick liquids?
It is suitable for light to medium liquids, not very thick mixtures.


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