This scenario is very common and it happens within many family. It's very important to understand that there will be differences from both the sides and many times which leads to difficulty in relationship between you both.
Next Steps
Talk to you wife when you both are alone. Show your concern and Express that this type of situation is not healthy for a family and it is affecting you and your relationship also. You it's better to resolve this as soon as possible without feeling bad.
Health Tips
Don't be judgemental and blame her entirely for the same. If you put it about the situation rather than the person she will take it in a correct way and might be willing to work.
If she agrees visit a family counselor as soon as possible.
I hope this helps