Clamping Devices
By using locators workpiece in not completely restrained in the jig or fixture; at that time clamping is essential.
A workpiece is securely help in the jig or fixture with the help of clamping decive, against the cutting forces.
There are different types of clamps, which are used in jigs or fixtures.
(a) Lever Clamps
(b) Screw Clamps
(c) Latch Clamps
(d) Hinged Clamps
(e) Quick acting clamps
Lever Clamps
Lever clamps are also called as strap clamps and they are simple in construction, operation and manufactured economically.
Bridge Clamp
It is similar in construction and working to the heel clamps.
Mostly, the clamping and releasing operations can be speeded up by replacing hexagonal nut by a threaded handle.
Screw Clamps
Screw clamps are simple in operation.
It is also called as clamping screws which exerts a pressure on side faces of the workpiece.
The floating pad is secured to the end of screw by a pin, screw or a ball
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