View Full Version : hinge mechanism

09-02-2008, 07:50 PM
i want to make a mechanism which will grip a table tennis ball
it has to be a 2 plate structure
one is stationary.
other onemoves
this way when d plates come together, the ball gets trapped.
i want to know how to implement it.
wat all is reqd.
reply fast

09-03-2008, 03:20 AM
simple , just study bench vice,

you will get a idea with a screw, a long bolt and a motor. couple motor with bolt