If your husband is not cooperating and refuses to sign the separation agreement it is time to file an action for Equitable Distribution, Alimony, Child Support and Child Custody.
The court will order child support in a temporary hearing which usually occurs pretty quickly. You can also receive back child support from the date of filing. The court will order him to pay and may deduct the amount of monthly support from his income through a wage withholding order. The court can also award you attorney