Conveyor Belt of Guilt
To pass one's guilt onto another person in order to alleviate your own guilt. Often done when one sees someone is indirectly at fault in someway for your own guilt.
John: I feel bad. I haven't been to my family reunion for almost three years now because I've always been down there visiting you.
Jane: Don't pass this down the conveyor belt of guilt.
Jane: Don't pass this down the conveyor belt of guilt.