Shifting to separate accommodation

What do you mean by "If i move to a seperate accomodation and rent another for my wife?" You should move out at the earliest to protect your parents' and ask your wife to join you.  If she refuses, then your parents' can excercise the remedies available to them. 

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Son can live in Parents house only at the mercy of his Parents, upto the time the Parents allow

Now, Property Transfer Deed by Senior Citizen Parent to negligent children can be revoked even if there is NO recital of Welfare Clause in the Transfer deed !

Now parents can evict abusive adult children from their house

Now Senior Citizens can evict negligent son or daughter from their home in 21 days time

Son can divorce wife if she tries to separate him from aged parents

Approach in person alongwith elders of your family, competent and experienced well wishers, seasoned PIP,  a very able senior LOCAL counsel of unshakable repute and integrity specializing in Family/Guardianship/Civil matters and well versed with latest citations, LOCAL applicable rules/laws/ … and having successful track record…. and worth his/her salt…..and share inputs /show the documents/evidence for a considered opinion..

At each location three are some counsels that specialize in such matters and they are well known.

Check for such counsels at LOCAL Family/civil courts, HC, SC……