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Jack H.Integration and automation of manufacturing systems.2001.pdf
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page 345

11.1.3.1 - Adhesive Grippers

Can handle fabrics and other lightweight materials

These grippers are basically a sticky surface on the end of the robot

As the adhesive gripper is repeatedly used, it loses stickiness, but a tape roll can be used to refresh the sticky surface.

11.1.4 Expanding Grippers

Some parts have hollow cavities that can be used to advantage when grasping.

A bladder can be inserted into a part, and then inflated. This forms a friction seal between the two, and allows manipulation. When done the pressure is released, and the part freed.

page 346

• Expanding grippers can also be used when gripping externally.

bladders inflate inwards

11.1.5 Other Types Of Grippers

• Most grippers for manipulation are sold with mounts so that fingers may be removed, and replaced.