Procedure and device for testing tires
A procedure serves for the testing of tires by means of a testing system. The testing system includes a memory in which geometric data ( 1, 2, 3, 4, 5, 6 ) of the tire ( 7 ) are stored, and at least one probe ( 8 ) for testing the tire ( 7 ) surface. To improve on such a device, the probe or probes ( 8 ) are positioned with due consideration for the geometric data ( 1 - 6 ) of the tire ( 7 ) for the testing of the tire ( 7 ) surface (FIG. 1 ).
1. Procedure for testing the surface of tires for defects, comprising the steps of
storing geometric data ( 1 , 2 , 3 , 4 , 5 , 6 ) of the tire ( 7 ) in a memory of a testing system,
positioning at least one probe ( 8 ) for testing the tire ( 7 ) surface for defects based upon the geometric data ( 1 - 6 ) of the tire ( 7 ) stored in the memory of the testing system,
testing the tire ( 7 ) surface for defects, and
maintaining an opening ( 5 ) of the tire ( 7 ) uncovered and accessible at all times, so that an internal surface of the tire ( 7 ) can be tested for defects.
2. Procedure according to claim 1 , wherein the geometric data of the tire ( 7 ) include the external diameter ( 1 ) and/or the internal diameter ( 2 ) and/or the width ( 3 ).
3. Procedure according to claim 1 , wherein the geometric data of the tire ( 7 ) include the internal diameter of the tire ( 7 ) tread.
4. Procedure according to claim 1 , wherein the geometric data of the tire ( 7 ) include the width of the tire ( 7 ) opening ( 5 ).
5. Procedure according to claim 1 , wherein the geometric data of the tire ( 7 ) include the contour ( 6 ) of the tire ( 7 ) sidewall.
6. Procedure according to claim 1 , comprising the additional step of
entering or scanning the geometric data ( 1 - 6 ) of the tire ( 7 ) into the memory.
7. Procedure according to claim 1 , comprising the additional step of
measuring the geometric data ( 1 - 6 ) of the tire ( 7 ).
8. Procedure according to claim 7 , comprising the additional step of
measuring the geometric data ( 1 - 6 ) of the tire with a sensor (H, V, 16 , 21 ).
9. Procedure according to claim 8 , comprising the additional step of
moving the sensor in relation to the tire.
10. Procedure according to claim 7 , comprising the additional step of
measuring a horizontal profile of the tire.
11. Procedure according to claim 7 , comprising the additional step of
measuring a vertical profile of the tire.
12. Procedure according to claim 1 , comprising the additional step of
testing the tire ( 7 ) surface interferometrically.
13. Procedure according to claim 1 , comprising the additional step of
testing the tire ( 7 ) surface by projecting structured light.
14. Procedure according to claim 8 , comprising the additional step of
testing the tire surface by the sensor used to measure the geometric data of the tire.
15. Tire-testing device, comprising
a testing system having a memory structured and arranged for storing geometric data ( 1 - 6 ) of the tire ( 7 ) therein,
at least one probe ( 8 ) structured and arranged to be positioned based upon the stored geometric data ( 1 - 6 ) and for testing the tire ( 7 ) surface for defects, and
means for maintaining an opening ( 5 ) of the tire ( 7 ) uncovered and accessible at all times, so that an internal surface of the tire ( 7 ) can be tested for defects.
16. Device according to claim 15 , additionally comprising a device structured and arranged for measuring the geometric data of the tire.
17. Device according to claim 16 , wherein the measuring device has a sensor.
18. Device according to claim 16 , wherein the measuring device is moveably mounted in relation to the tire.
19. Device according to claim 15 , wherein the testing system has an interferometric probe.
20. Device according to claim 15 , wherein the probe sensor is additionally used in the measuring device.
21. A procedure for testing tires by a testing system, comprising the steps of
storing geometric data ( 1 , 2 , 3 , 4 , 5 , 6 ) of the tire ( 7 ) in a memory, and
positioning at least one probe ( 8 ) for testing the tire ( 7 ) surface with consideration for the geometric data ( 1 - 6 ) of the tire ( 7 ) for the testing of the tire ( 7 ) surface,
wherein the tire ( 7 ) surface is tested by photogrammetry.
22. The procedure for testing tires by a testing system according to claim 1 , wherein
the at least one probe ( 8 ) is positioned within an internal diameter of the tire ( 7 ) to scan at least one of an inner radial opening ( 5 ), internal radial diameter ( 4 ) and internal contour ( 6 ) of a sidewall of the tire ( 7 ), and
the geometric data ( 1 - 6 ) include external radial diameter ( 1 ), diameter ( 2 ) of the inner radial opening ( 5 ), width ( 3 ) between external sidewalls, the internal radial diameter ( 4 ) and the internal contour ( 6 ) of the tire ( 7 ) sidewall.
23. A procedure for testing the surface of tires for defects by a testing system according to claim 1 , comprising the additional step of
arranging two probes ( 8 ) for testing the tire ( 7 ) surface for defects.
24. A procedure for testing the surface of tires for defects by a testing system according to claim 1 , comprising the additional step of
positioning at least one probe within the internal diameter of the tire for testing the internal surface of the tire ( 7 ).
25. Device according to claim 15 , wherein
the at least one probe ( 8 ) is positioned within an internal diameter of the tire ( 7 ) to scan at least one of an inner radial opening ( 5 ), internal radial diameter ( 4 ) and internal contour ( 6 ) of a sidewall of the tire ( 7 ), and
the geometric data ( 1 - 6 ) stored within the memory include external radial diameter ( 1 ), diameter ( 2 ) of the inner radial opening ( 5 ), width ( 3 ) between external sidewalls, the internal radial diameter ( 4 ) and the internal contour ( 6 ) of the tire ( 7 ) sidewall.
26. A tire-testing device, comprising
a testing system having a memory structured and arranged for storing geometric data ( 1 - 6 ) of the tire ( 7 ) therein,
two probes ( 8 ) structured and arranged for testing the tire ( 7 ) surface; and
means for comparing information picked up by said at least one probe ( 8 ) with said
stored geometric data ( 1 , 2 , 3 , 4 , 5 , 6 ) for analyzing the tire ( 7 ) for defects, wherein
at least one probe ( 8 ) is positioned within an internal diameter of the tire ( 7 ) to scan at least one of an inner radial opening ( 5 ), internal radial diameter ( 4 ) and internal contour ( 6 ) of a sidewall of the tire ( 7 ), and
the geometric data ( 1 - 6 ) stored within the memory include external radial diameter ( 1 ), diameter ( 2 ) of the inner radial opening ( 5 ), width ( 3 ) between external sidewalls, the internal radial diameter ( 4 ) and the internal contour ( 6 ) of the tire ( 7 ) sidewall.
27. A tire-testing device according to claim 15 , additionally comprising
two probes ( 8 ) structured and arranged for testing the tire ( 7 ) surface for defects.
28. A tire-testing device, comprising
a testing system having a memory structured and arranged for storing geometric data ( 1 - 6 ) of the tire ( 7 ) therein, and
at least one probe ( 8 ) structured and arranged for testing the tire ( 7 ) surface,
wherein said at least one probe ( 8 ) is a camera arranged for testing the tire ( 7 ) surface by photogrammetry.
29. Procedure according to claim 8 , comprising the step of
immediately testing the tire ( 7 ) surface for defects after measuring the geometric data ( 1 - 6 ) of the tire ( 7 ) with the same sensor (H, V, 16 , 21 ).
30. Device according to claim 17 , wherein said same sensor is structured and arranged to immediately test the tire ( 7 ) surface for defects after measuring the geometric data ( 1 - 6 ) of the tire ( 7 ).
31. Procedure according to claim 1 , comprising the additional step of
placing the tire ( 7 ) upon a supporting surface ( 11 ) underneath the tire ( 7 ) with the tire ( 7 ) lying flat thereon ( 11 ) and an axis of the tire ( 7 ) oriented vertically (Z).
32. Procedure according to claim 31 , wherein the supporting surface ( 11 ) comprises a number of rollers ( 12 ) housed to turn on an axle ( 13 ), and comprising the additional step of
moving the tire ( 7 ) along the rollers ( 12 ) in a horizontal direction (X) by turning said axle ( 13 ).
33. Device according to claim 15 , additionally comprising
a supporting surface ( 11 ) structured and arranged underneath the tire ( 7 ) and to support the tire ( 7 ) lying flat thereon ( 11 ), with an axis of the tire ( 7 ) oriented vertically (Z).
34. Device according to claim 33 , wherein the supporting surface ( 11 ) comprises a number of rollers ( 12 ) housed to turn on an axle ( 13 ), such that the tire ( 7 ) moves along the rollers ( 12 ) in a horizontal direction (X) by turning the axle ( 13 ).
35. Procedure for testing the surface of tires for defects, comprising the steps of
storing geometric data ( 1 , 2 , 3 , 4 , 5 , 6 ) of the tire ( 7 ) in a memory of a testing system,
placing the tire ( 7 ) upon a supporting surface ( 11 ) underneath the tire ( 7 ) with the tire ( 7 ) lying flat thereon ( 11 ) and an axis of the tire ( 7 ) oriented vertically (Z),
positioning at least one probe ( 8 ) for testing the tire ( 7 ) surface for defects based upon the geometric data ( 1 - 6 ) of the tire ( 7 ) stored in the memory of the testing system, and
testing the tire ( 7 ) surface for defects.
36. Procedure according to claim 35 , wherein the supporting surface ( 11 ) comprises a number of rollers ( 12 ) housed to turn on an axle ( 13 ), and comprising the additional step of
moving the tire ( 7 ) along the rollers ( 12 ) in a horizontal direction (X) by turning said axle ( 13 ).
37. Tire-testing device, comprising
a testing system having a memory structured and arranged for storing geometric data ( 1 - 6 ) of the tire ( 7 ) therein,
a supporting surface ( 11 ) structured and arranged underneath the tire ( 7 ) and to support the tire ( 7 ) lying flat thereon ( 11 ), with an axis of the tire ( 7 ) oriented vertically (Z), and
at least one probe ( 8 ) structured and arranged to be positioned based upon the stored geometric data ( 1 - 6 ) and for testing the tire ( 7 ) surface for defects.
38. Device according to claim 37 , wherein the supporting surface ( 11 ) comprises a number of rollers ( 12 ) housed to turn on an axle ( 13 ), such that the tire ( 7 ) moves along the rollers ( 12 ) in a horizontal direction (X) by turning the axle ( 13 ).