![]() | COMMERCIAL ENGINE STANDARD PRACTICES MANUAL | Dated: 04/01/2006 |
SPM 70-16-04 VIBRO-PEEN MARKING | ||
TASK 70-16-04-350-019 |
1 . | General. |
Vibro-peen marking employs a sharp, conically pointed, tungsten carbide tool which is vibrated, either electrically or pneumatically, against the surface to be marked while guided by the operator's hand, much like a pen. The point, vibrating at several thousand strokes per minute, peens or imprints the surface to be marked with depressions. |
2 . | Equipment. |
Subtask 70-16-04-350-191 |
A. | Either of the following types of equipment may be used for the application of this process. |
(1) | Pneumatic Marker. |
(2) | Electromagnetic Marker. |
3 . | Procedure. |
Subtask 70-16-04-350-192 |
A. | Ensure that area to be marked is clean and unobstructed. |
B. | Activate marking tool and adjust stroke if necessary. |
C. | Guide tool by hand to "write" marking information. |
D. | Markings from 0.001-0.006 inch (0.03-0.15 mm) are acceptable. |
E. | Carefully remove all projections produced on the surface by the displaced metal. |
4 . | Quality Assurance. |
Subtask 70-16-04-350-193 |
A. | Inspect mark for uniformity and legibility. |