Light gripper, long bracket. Not sure my FR3 layout is an improvement

CarlaAbbott0053 · 5 Jun 2026, 19:07 UTC

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CA
CarlaAbbott0053
Page 19 of Schmalz's September 2024 FQE manual, with tool weights, centre-of-gravity diagrams and the UR-flange qualification
FQE-Xc table includes a UR flange. These are not confirmed weights or compatibility claims for a Fairino-mounted assembly. Manual extract: Schmalz, revision 05, September 2024, page 19. Published 2024-09. Source

I've sketched a small FQE on an offset bracket to get around a fixture. The assembly could be lighter than the larger gripper I first considered, but its mass sits further out. I haven't made the bracket. Before I spend time shaving grams out of it, would you revisit the fixture access instead?

https://pimmedia.schmalz.com/MAM_Library/Dokumente/Bedienungsanleitung/PGE/4682cec81141_BAL_PGE-05822_en-EN_001.pdf

4 replies

JO
JoFixtures
Replying to CarlaAbbott0053

Yes. Put the combined tool-and-part centre of gravity on both sketches. Comparing mass alone hides what that longer bracket has changed.

0points
TO
TomMill
Replying to CarlaAbbott0053

Can the fixture come towards the robot? That's where I'd spend the first ten minutes.

0points
CA
CarlaAbbott0053
Replying to CarlaAbbott0053

It can, if I change the loading side. I was treating its position as fixed when it isn't. I'll redraw that before touching the bracket.

0points
LU
LucyCarter1002
Replying to CarlaAbbott0053

That gives you two real arrangements to check against the FR3's load limits. 'Lighter' on its own wasn't enough to choose between them.

0points

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