Download - Clamp arm creativity machine design
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Clamp Arm Creativity
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Weld Fixture Design 101
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Clamp pressure adjustment
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Use a hex head bolt…
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A jam nut
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Plate with threaded hole
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Plate welded to clamp arm
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During Test Weld -- Rotate bolt to adjust pressure on production part
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Lanyard removable parts of fixture, so they stay with the fixture.
Pointe
r!
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You can useone clamp for holding two parts
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This way uses two different threaded fasteners…
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This one uses a socket head cap screw right over a jig foot for clamping
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Sometimes a pivot point is designed in here
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Pointe
r!
Use RAPid Block™, RB00 (Altered) to hold locating pins.
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Pointer!
RAPid Block™, RB00
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Pointer!
RAPid Shims™
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Welding causes heat that deforms production parts.
Do not use compression spring devises unless you have to.
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Two production parts …
held with one clamp arm
Using REID compressing spring plunger assemblies
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Sometimes to clear the weld gun…
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You have to clamp around a corner.
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Clamp Finger
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Weld Plate Perpendicular to Clamp Arm
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Shoulder screw allows for pivot
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Set screw & nut for pressure adjustment
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Welded plate extends to prevent finger
flop when clamp opens
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Finger presses production part onto rest pad.
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Use RAPid Shims™ under your rest pads
Pointer!
More Pointers….
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…to adjust location of production part during testing of the fixture.
Pointer!
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These RAPid Plates™ are also shimmed.
Pointer!
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RAPid Blocks™ RB06…
Pointer!
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When shop assembles, dowel RB06’s in place, but do not tighten down the fasteners.
Pointer!
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When plate is in place…
Pointer!
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Tighten these fasteners first….
Pointer!
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Tighten these fasteners last.
Pointer!
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When precision is needed…
Pointer!
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Design in adjustability…
Pointer!
RAPid Block ™RB03
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Design in adjustability…
Pointer!
RAPid Shims ™
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