Wiredrawing apparatus including an ultrasonic flaw detector

Details Wiredrawing apparatus including an ultrasonic flaw detector Wiredrawing apparatus including an ultrasonic flaw detector

1989-09-12

1991-05-21

Williams, Hezron E.

Measuring and testing

Vibration

By mechanical waves

G01N 2900

Patent

active

050164759

ABSTRACT:
An ultrasonic flaw detetor for a wiredrawing apparatus, combined in a compact construction with the drawing die box and guide die box of a wiredrawing machine. The ultrasonic flaw detector comprises a cleaning tank disposed contiguously with and after the drawing box and provided with drain ports, a first partition disk having a hole for passing the drawn wire, an ultrasonic testing tank joined coaxilly to the partition disk and provided with a supply port for receiving an ultrasonic testing medium therein a second partition disk having a hole for passing the drawn wire, and a drain tank having a rear end attached to the second partition disk and a front end attached to the guide die box and provided with drain ports. The ultrasonic testing tank, the cleaning tank and the drain tank are always filled up with an ultrasonic testing medium supplied through the supply port into the ultrasonic testing tank, and the opening of the drain ports of the cleaning tank is adjusted to discharge the ultrasonic testing medium so that the cleaning tank, the ultrasonic testing tank and the drain tank are always filled up with the ultrasonic testing medium. The lubricant and the like come off the drawn wire are discharged together with the ultrasonic testing medium through the drain ports of the cleaning tank to ensure accurate ultrasonic flaw detection.

REFERENCES:
patent: 3375706 (1968-04-01), Pandelis et al.
patent: 3678735 (1972-07-01), Boulanger et al.
patent: 4534405 (1985-08-01), Hulek et al.

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