To mine certain altcoins, you'd just need a machine with one or multiple GPU's and software to run a miner.
Here's a detailed guide on how to mine Monero for example:
https://www.bitdegree.org/tutorials/monero-mining/ I've picked this one, because you don't need an ASIC to mine monero and you can test it out using a regular computer (though you won't make much).
If you want to get into Bitcoin mining, you really need an ASIC, that's an expensive specialized 'machine' which is specifically made to perform one task. Bitcoin mining in this case.
Do try to work a little bit on your English as well, I don't mean to sound rude, but you'll get a lot further when you can explain your problems so everybody can understand.
