Unity Door Hinge Joint

Add the hinge joint set the axis and the anchor and select the body it is connected to.

Unity door hinge joint.

It is perfect for doors but can also be used to model chains pendulums and so on. Physics hingejoint rigidbody hinge motor joint joints 2d collision door rotation rope anchor spring javascript connectedbody rigidbody2d axis animation c swinging submesh unity 5 hang wheel collider. Playing with the same concept more or less this week experimented some with 2d unity joints i think the issue you are having is identical to one i had yesterday the force you are applying breaks joints for some frames hence that almost spring joint effect make sure the mass and or force applied are not too heavy also maybe increase the chain parts mass makes the joints more solid too. Hinge joint a joint that groups together two rigidbodies constraining them to move like they are connected by a hinge.

Hinge joints are a type of joint that functions much like the hinge on a door allowing bones to move in one direction back and forth with limited motion along other planes. See in glossary constraining them to move like they are connected by a hinge. It is perfect for doors but can also be used to model chains pendulums etc. The hinge joint groups together two rigidbodies a component that allows a gameobject to be affected by simulated gravity and other forces.

Useful for emulating doors and finger joints.