sex help

I need some advice. I feel like, every time my husband and I have sex after I gave birth it’s SO HARD for me to orgasm. like in anyway. The only way I can is if he wears his cock ring. My daughters almost 2 and I’m still struggling. I get more pleasure in masterbating than sex :( I love having sex and lately Ive wanted to do it more, but it literally suck whenever I never get off. SOS. please don’t judge, I feel insecure about this topic and just need some advice on how to help it.