eddy current flaw testing of brake discs

All the areas (1, 2, 3, 4, 5, 6) are scanned simultaneously. In case of crack, the brake disc is rejected in a rejected parts tank. In case of no crack, the brake disc is ...
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EDDY CURRENT FLAW TESTING OF BRAKE DISCS Application Fully automatic flaw testing of surface car brake discs. According to the models of brake disc, areas to be inspected could be changed as well as the configuration of the sensors.

Model B

Model A

5 6 4 6 1

3 1

5

3

7

7 2

4 2

Inspection configuration The brake disc must be in rotation and five “peigne” sensors scanning with translation the areas 1, 2, 4 and 5. Two punctual sensors are necessary for the areas 3 and 7. The areas (1, 5) Model B or (1, 6) Model A could be inspected with the same sensor; the areas (2, 5) Model A or (2, 6) Model B could be inspected with the same sensor; according to the diary production. The area 7 could be inspected only if there is no defect on all the other areas. All the areas (1, 2, 3, 4, 5, 6) are scanned simultaneously. In case of crack, the brake disc is rejected in a rejected parts tank. In case of no crack, the brake disc is rejected in good parts tank.

Inspection equipment

Zet@master

6 or 7 channels. PLC Global system. 6 or 7 probes (5 “peigne” probes + 2 punctual probes). Production software with diary quality report.

CONTROLE MESURE SYSTEMES–1 Chemin des Bruyères - 71100 La Charmée - France Tel : +33 3 85 94 14 14–Fax : +33 3 85 94 14 15 Site web : cmseddyscan.com – e-mail : contactcms@ cmseddyscan.com Brake Inspection Modifications reserved. Printed 09/01