Iris Cube->Test tube/10ml blood collection tube rack with 28 positions

**Warning: The BOM is automatically generated and may not match the actual situation. Please do not use the BOM table to place orders directly. Everything is subject to the PCB package and schematic values**

Test tube rack! It is also compatible with other Iris Cube circuit boards and can be used as a base board for large-scale assembly projects or as a smart test tube rack!

The ones in the photo are low-priced vanadium, low-priced chromium, low-priced titanium, Naga alloy, etc. that were made four or five years ago. They are all very easy to oxidize. The sealing performance of the blood collection tube is indeed good

Copper pillars are expensive! It is recommended to install a few less or use plastic columns. But the copper pillars look good and can stabilize the center of gravity.

Free aluminum substrate proofing from a friend. The ones with warped skin, chipped edges, and even the wrong holes were sent to me. However, this time the silk screen is not as crooked as before, praise and praise* Update: During this time, I told people that a friend of mine could even drill an extra mounting hole, but when I was making a centrifuge tube rack, they sent me 11 pieces of 5 pieces. , everyone just pretends nothing happened (

The next step is to make a centrifuge tube rack.. *Update: The centrifuge tube rack is ready> Iris Cube->0.5mL centrifuge tube rack with 63 positions