Features: low cost
No need for microcontroller
The center of gravity is closer to the hand, which is more comfortable
Electric medium-sized batches are more labor-saving
Simple structure and easy to reproduce
Disadvantages: Small batches are not as easy to use as manual
The battery life is only about three hours which is a bit short.
Not very beautiful
The amount of solder paste produced is greatly affected by the temperature of the solder paste.
It uses a 200mah lithium battery and can be used wirelessly or plugged in.
Using two ne555, you can set the extrusion time (0.2-0.4s) and the withdrawal time (0-0.2s) respectively.
The purchasing list will be placed in the BOM
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