摘要:
A coordinate measuring machine (1,2) for determining at least one spatial coordinate of a measurement point of an object (15) to be measured, comprising a measuring volume representing a particular volume as to a design of the coordinate measuring machine (1,2), inside which at least one spatial coordinate of the measurement point is determinable, characterised by a first camera (50-52), wherein the camera (50-52) is adapted to be directed to the measuring volume for providing at least a first image of at least a first part of the measuring volume, and a controller, adapted to control a drive mechanism on the basis of image data derived from the at least first image and adapted for execution of a measuring mode for precisely determining the at least one spatial coordinate of the object to be measured, on execution of which a probe head (13) is guided relatively to the object (15) on a predefined measurement path and the at least one spatial coordinate of the measurement point of the object is derived from a measurement to the measurement point, and an object-determination functionality, on execution of which surface data related to a surface of a body inside the measuring volume is derived from at least the first image by image processing as the image data and controlling information is derived depending on the surface data for controlling the guidance of the probe head (13), wherein the object-determination functionality is executed in advance of the measuring mode and the controlling information is provided for execution of the measuring mode.
摘要:
The invention relates to a graphical application system to apply a desired pattern by multiple tiles onto a target surface. The system comprises a graphical application device (1) comprising a base structure (11) with a trackable optical feature (15), at least one nozzle (17) for expelling paint, a driving unit (12) for positioning the nozzle (1) and a local camera (14) for a local referencing of the nozzle (17) with respect to a visual feature. A controller (4) controls the driving unit (12) and the expelling of the nozzle (17) to achieve an application of the desired pattern on the target surface (3). The system also comprises an external referencing device (2) located remote from the graphical application device (1), for a global referencing of the application device (1) according to the trackable optical feature. The desired pattern (5) is applied with a primary alignment of the application range (13) by the global referencing and with a fine-alignment of the actual tile (9) to a previously applied tile (8) according to the local referencing.
摘要:
The invention concerns a graphical application system, with a surface spattering device (9), that comprises at least one nozzle means (1) for an expelling of a spattering material (2) onto a target surface (3), a nozzle control mechanism (4) to control characteristics of the expelling of the nozzle means (1), a spattering material supply (5), a spatial referencing unit (30) to reference the spattering device (9) in space for determining its position and orientation and a computation means (8) to automatically control the expelling by the nozzle control mechanism (4) according to information gained by the spatial referencing unit (30) and according to predefined desired spattering data (6), wherein the spatial referencing unit (30) is located remote from the spattering device (9) and comprises at least two optical 2D cameras (31) arranged with a stereobasis inbetween the cameras, for determining the position and orientation by digital image processing of images taken by the cameras (31).
摘要:
The invention concerns a handheld, dynamically movable surface spattering device, comprising at least one nozzle means for an expelling of a spattering material onto a target surface and a nozzle control mechanism to control characteristics of the expelling of the nozzle means. Furthermore, it comprises a spattering material supply, a storage foreseen for a set of desired spattering data, a spatial referencing unit, to reference the spattering device relative to the target surface and a computation means to automatically control the expelling by the nozzle control mechanism according to information gained by the spatial referencing unit and according to the desired spattering data. According to the invention, an actual spattering spot, as the actually spatterable area on the target surface, which is dependent on the actually spatial reference of the spattering device, the actually set of characteristics of the expelling of the nozzle means (1) and a actually measured or calculated distance and inclination of the nozzle means relative to the target surface, is evaluated and adjusted by changing the characteristics of expelling of the nozzle means in such a way that a spattering of the target surface according to the desired spattering data is achieved.
摘要:
The invention relates to a graphical application system to apply a desired pattern by multiple tiles onto a target surface. The system comprises a graphical application device (1) comprising a base structure (11) with a trackable optical feature (15), at least one nozzle (17) for expelling paint, a driving unit (12) for positioning the nozzle (1) and a local camera (14) for a local referencing of the nozzle (17) with respect to a visual feature. A controller (4) controls the driving unit (12) and the expelling of the nozzle (17) to achieve an application of the desired pattern on the target surface (3). The system also comprises an external referencing device (2) located remote from the graphical application device (1), for a global referencing of the application device (1) according to the trackable optical feature. The desired pattern (5) is applied with a primary alignment of the application range (13) by the global referencing and with a fine-alignment of the actual tile (9) to a previously applied tile (8) according to the local referencing.
摘要:
The invention relates to a method for determining 3D coordinates of an object (2) by a handheld optical measuring means (1). The method comprises the step of determining an object point (20) at the object (2); the step of measuring a distance (100) from the handheld optical measuring means (1) to the determined object point (20); capturing a 3D image (110) of the object (2), the 3D image (110) includes the determined object point (20); the step of identifying the determined object point (20) in the captured 3D image (110); and the step of linking the measured distance (100) with the identified object point (20) in the 3D image (110).
摘要:
The invention relates to an optical measuring device (1) for determining 3D coordinates of an object (2), comprising a projector device (11) for illuminating the object (2) with at least one predefined pattern (10); at least one PSA camera (12, 12') for capturing a 2D image (120) of the pattern (10) as reflected from the object (2); computing means (18) for measuring a sequence of brightness values (180, 180', 180") of at least one 2D image point (121, 121') from the 2D images (120, 120'); and calculating a 3D coordinate (21) of an object point (20) which is correlated with the measured sequence of brightness values (180, 180', 180") of the 2D image point (121, 121'), characterized by a range camera (13) for capturing at least one range image (133) of the object (2), the range image (133) including distance information (133') of the object (2) for the dissolution of ambiguity in calculating the 3D coordinate. The invention also relates to a method for determining 3D coordinates of an object (2) by said optical measuring device (1), the method comprising a structured-light measurement and capturing with a range camera (13) at least one range image (133) of the object (2), the range image (133) including distance information (133') of a plurality of points of the object (2).
摘要:
Surveying apparatus (1) for surveying a measurement scenery, comprising a first camera capable to take a visible image of the measurement scenery and/or means for capturing coordinates of 3D-points of the measurement scenery, and a display (3) capable to display at least a portion of the visible image taken by the first camera and/or the 3D-points, respectively, characterized by a range camera, in particular a RIM-camera, directed towards the display (3) and capable to take a range image of a user (5) positioned at the display (3), wherein a controller is provided, which is capable to analyze the range image with regard to changes caused by a movement of the user (5), and to control the surveying apparatus (1) on the basis of the changes in the range image to perform predetermined tasks.
摘要:
A method for a six degree of freedom position and orientation determination of a three dimensional known shape in a scenery, by taking a range image by means of a range imaging camera and taking a visual picture by means of a digital camera. The range imaging camera comprises a range image module having a sensor array with a first number of pixels, wherein for each of the first pixels range information from the sensor to a point of the scenery is determined, resulting in a 3D cluster of points. The digital camera comprises an image sensor having a second number of pixels, resulting in a 2D picture. The relation of the first and the second pixels fields of view is known. The method comprises a geometrically fitting of a stored 3D digital representation of the known shape in a virtual space to match with the reproduction of the known object in the 2D picture and the 3D cluster of points and determining the six degree of freedom position and orientation of the known shape in the scenery according to the virtual match.