Eating Machine

Everyday spent in eating.I will be a fatty soon.

we all eat every day, so maybe better to say:

'I am worried that I am overeating every day, and will soon get fat'

However, I am sure you will be fine!

Eating machine

Everyday spent in eating.I will be a fatty soon.

There are a few ways to say this.  I would say:

I eat too much every day. I will be a fatty soon.