TH43172B - Tools and methods for inspection of protruding containers - Google Patents

Abstract

DC60 (01/07/57) Container inspection instrument with core And a side wall with a ridge that extends along the loop. Beam source for aiming down-shaped beams. On the outside surface of the container A beam detector mounted to receive the reflected part of the A beam with a linear shape And a data processor connected to a beam detector for use Consider the geometric nature of the side walls. As a bouncing beam, a linear-shaped beam should have dimensions parallel to the center axis of the container. And is long enough to Appear to see at least one tip of the ridge. And at least one of the grooves is between the ridges, the detector could be a good line detector good at detecting distortions or a line detector good at detecting. Distortion condition and side wall thickness Centered Container Inspection Tool And a side wall with a ridge that extends along the circumference Tools will consist of Source of light It is intended for aiming a linear-shaped beam on the chest surface of the container. The beam detector is installed to accept the reflected part. With the source of a line shaped beam And believable data processors It is equipped with a beam detector for determining the geometric nature of the side walls as reflected beam power. A beam with a t The heel should have a long dimension parallel to the center axis of the container. And has enough length It appears that at least one apex of the ridge and at least one of the gaps lies between the ridges. The detectors may be detectors. Grips straight lines that are good at detecting distortion conditions. Or a line detector that is good at detecting distortion conditions and wall thickness.

Claims (3)

An apparatus for inspecting a vessel having a core and side walls and ridges extending along the circumference, comprising a beam source for aiming a shaped beam onto the outer surface of the vessel. The shaped beam shall be parallel to the core and of sufficient length to reveal the tips of at least one ridge and at least one valley adjacent to the ridge; a beam detector mounted to accommodate the reflected beam from at least one ridge and at least one valley; and a data processor coupled to the beam detector for determining the geometric characteristics of the side walls as a function of the reflected beam energy. 2. The apparatus of claim 1 further comprises a means for rotating the vessel about a core; 3. The apparatus of claim 2 shall have a detector selected from among the groups comprising a linear beam detector and an area beam detector; and 4. The apparatus of claim 3 shall have a characteristic selected from among the groups comprising side wall oscillation, side wall thickness, and separation radius. 5. The apparatus according to claim 1, the shaped beam of light being of sufficient length to appear as at least two apex and a valley between the two apex. 6. The apparatus according to claim 1 comprises a mirror lens system for collecting and refracting the reflected light from an external surface. The reflected light comprises an axis of reflection generally centered on a horizontal plane and perpendicular to said axis. 7. The apparatus according to claim 6, the axis of reflection being at an angle of approximately 45° to the radius of the vessel, and the axis of reflection beginning at a single reflection point on the side wall and terminating at a single image position on the beam detector. 8. The apparatus according to claim 7, the mirror lens system enables the assembly These reflected beams are a) angled to the axis of reflection, and b) originate from the first reflection position and impinge on the beam detector at the first image position, and the mirror lens system causes these reflected beam components to a) originate from the second reflection position radially separated from the first reflection position, and impinge on the beam detector at the second image position radially separated from the first image position. 9. The apparatus as stated in claim 8, the data processor uses the distance between the first and second image positions to determine the distance between the first and second reflection positions. 1 0. The apparatus as stated in claim 9, the first and second reflection positions are located on the outside face of the side wall, and the other reflection positions are located on the inside face of the side wall, such that the distance between the first and second image positions is shown as the thickness of the side wall. 1 1. The apparatus as stated in claim 9, the first and second reflection positions are located on the apex of a ridge, and the other reflection positions are located on the valley, such that the distance between the first and second image positions is shown as the radial separation of At least one ridge 1 2. The apparatus according to claim 8, wherein the data processor monitors the relative movement of the first and second image positions while the container is rotated about a central axis 1 3. The apparatus according to claim 12, the first and second reflection positions are generally located on the face of the side wall such that the movement of the image positions is reflected as a relative distortion of the face of the side wall 1 4. The apparatus according to claim 12, the first and second reflection positions are located on the face of the ridge such that the distance between the image positions is reflected as a relative distortion of the face of the ridge 1 5. The apparatus according to claim 6, the reflected beam and the refracted beam comprising components aligned along a vertical plane and perpendicular to a horizontal plane, the central axis of reflection originating from the first reflection position and located on the side wall. and terminates at the first image position on the beam detector 1. 6. The apparatus according to claim 15, wherein the mirror lens system causes the reflected beam components to be angled with the central axis of reflection and diverge, thus avoiding collision with the beam detector, and the mirror lens system causes the reflected beam components to be parallel to the central axis of reflection and diverge, thus avoiding collision with the beam detector, and the mirror lens system causes the reflected beam components to be parallel to the central axis of reflection and diverge, thus avoiding collision with the beam detector at the first image position 1. 7. The apparatus according to claim 16, the reflected beam components are parallel to the central axis of reflection starting from the near-vertical surface of the side face of container 1. 8. The apparatus according to claim 6, the image appearing on the beam detector comprises a first image element appearing to be the apex of the ridge and a second image element appearing to be the valley of the ridge. The distance between the first and second image elements is such that the separation is seen as the radius of at least one ridge. and the relative movement of the first and second image elements shall appear to cause at least one ridge distortion condition. 1 9. The apparatus as stated in claim 6, the image displayed on the beam detector comprising a first image element showing the outer face of the side wall and a second image element showing the inner face of the side wall, and the distance between the first and second image elements shall appear to cause the thickness of the side wall, and the relative movement of the first or second image elements shall appear to cause the distortion condition of the outer face and the inner face of the side wall. 2 0. Method for inspecting the side walls of a vessel. A method for inspecting the side walls of a vessel having at least one circumferential ridge comprises the steps of (a) aiming a linear beam of light from a source onto the side wall, such that it strikes the at least one ridge; (b) collecting and aiming the reflected beam from the at least one ridge onto a beam detector, such that the detector acquires an image consisting of a first image element visible at a first location on the surface of the side wall; (c) rotating the vessel about a central axis; (d) monitoring the position of the first image element on the beam detector as the vessel rotates; and (e) determining the geometric characteristics of the vessel's side wall or at least one ridge on the location of the first image element. 2 1. The method as described in claim 20, step (e) comprising, using the relative movement of the first figure element, determining if the side wall of the container or at least one ridge is in a state of distortion. 2. The method as stated in claim 20, the image comprising a second image element, the first image element being shown as the ridge apex and the second image element being shown as the valley ridge, and step (e) further comprising, using the distance between the first and second image elements, determining the radial depth of at least one ridge. 3. The method as described in claim 20, the image comprising a second image element, the first image element being shown as the outside face of the side wall and the second image element being shown as the inside face of the side wall, and step (e) further comprising using the distance between the first and second image elements to determine the thickness of the side wall.