Installation for representation of 3d model of object with complex surface relief in special purpose cad system. RU patent 2506022.

IPC classes for russian patent Installation for representation of 3d model of object with complex surface relief in special purpose cad system. RU patent 2506022. (RU 2506022):

A41H1/00 - APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING, FOR TAILORING, NOT OTHERWISE PROVIDED FOR (machines, appliances or methods for making particular articles of apparel, see the relevant groups for these articles in A41B-A41F; cutting tools or machines in general B26; weaving, braiding, lace-making, knitting, tufting, treating of textiles D03-D06; sewing-machines, sewing appliances, seam-ripping devices D05B; cutting or otherwise severing textile materials D06H0007000000)

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Installation for representation of 3d model of object with complex surface relief in special purpose cad system / 2506022
Invention relates to clothing industry and may be used during performance of anthropometric measurements of the population. In the installation the support surface is made of a horizontal base for placement of the object to under study and a horizontal base where the means for the object survey to be placed. Each base is installed on two pairs of legs and is equipped with a water level gauge on the base surface. On the base for placement of the object under study ring marking is positioned at an angle of 5°, with a metal score mark fixed and a rotary circle attached with its centre fixed, the circle divided into 5° sectors with the middle sagittal and the frontal planes lines applied. On the base where the means for the object survey to be placed the position of the middle sagittal and the frontal planes is traced with marking for installation of the object survey means. Used for the object survey are digital photo and video cameras, web-cameras and Kinect web-cameras. The object survey means and the bases for their placement are positioned along a radial arc relative to the base where the object is to be positioned.

FIELD: personal usage articles.

SUBSTANCE: invention relates to clothing industry and may be used during performance of anthropometric measurements of the population. In the installation the support surface is made of a horizontal base for placement of the object to under study and a horizontal base where the means for the object survey to be placed. Each base is installed on two pairs of legs and is equipped with a water level gauge on the base surface. On the base for placement of the object under study ring marking is positioned at an angle of 5°, with a metal score mark fixed and a rotary circle attached with its centre fixed, the circle divided into 5° sectors with the middle sagittal and the frontal planes lines applied. On the base where the means for the object survey to be placed the position of the middle sagittal and the frontal planes is traced with marking for installation of the object survey means. Used for the object survey are digital photo and video cameras, web-cameras and Kinect web-cameras. The object survey means and the bases for their placement are positioned along a radial arc relative to the base where the object is to be positioned.

EFFECT: improved accuracy of survey and measurement of projection and arc parameters and coordinates of surface spots for construction of horizontal and vertical sections of surfaces of objects.

9 dwg

The invention relates to the garment industry, namely, to devices for initial data in the form of photo and video images for subsequent reproduction of three-dimensional virtual models of objects with complex surface plasticity in computer-aided design (CAD) General and special purpose and measurement projection and arc parameters and coordinates of points on its surface and to build a horizontal and vertical cross sections of the surface of objects, can be used to conduct anthropometric measurements population research the aim.

Known device, represented as a stand for the shooting of a human figure ( M.V. Layout-model method of designing clothes. M: Light industry, 1979. Page. 63-68, 72-79), consisting of: himself a camera camera includes two photogrammetric chamber connected with the direction setting of the optical axis; tripod; supporting surface, made in the form of the frame rotating platform for placing of the person, with horizontal leveling lines rejkami, with vertical ; the screen to create the background image of the main lights and illumination. Image processing is performed on with . Images are placed in and are guided by the images of level reek and threads plummet. Front-profile projection and horizontal cross-section of a human figure receive on the tablet using in the selected scale by stroke measuring brand stereoscopic model figures, visible in Supervisory microscopes . Installation allows you to get a three-dimensional stereoscopic model and form a vertical and horizontal cross-section surface of the measured object.

The drawbacks of the device are: the complexity of the procedure for locating device nodes space; the complexity of the process set the direction of the optical axis of the camera, and the necessity of conducting business checks at impossibility to use the device outside a stationary conditions, entangling the configuration process; high lighting requirements due to its use in the products of large-size components; the need for rotation of the turntable person draws a person that does not allow to save the original position of the human body in space; the complexity of methods of processing of images for forming a three-dimensional virtual model of the object in CAD and General special purpose.

The closest analogue of the device (prototype) is a device for removal of body dimensions method photogrammetry [Pat. 42157 Russian Federation, the IPC 41 1/00. Device for removal of body dimensions method photogrammetry / Karabanova .., V.M. Volkov, L. Smirnova, Romanov V.V., no 2004120147/22, Appl. 05.07.04; publ. 27.11.04.], consisting of: supporting surface, screen, vertical reek of level and plumb-lines, himself a camera a digital camera connected via USB cable to a personal computer, the United configuration tool directions the optical axis tripod, the supports being shown in supporting the markup, executed on Mat, with leveling lines markings on the edges of the Mat, combined in the direction perpendicular to the vertical leveling lines rejkami, rigidly fixed on the screen of the matte paintings, which is set on semi-circular supports with the possibility of changing the angle of inclination to the reference plane, the horizontal level rails, as well as vertical and horizontal contrast marking lines, removable laser sight.

The disadvantages of the prototype are: the need for rotation of the turntable person draws a person that does not allow to save the original position of the human body in space, which reduces the accuracy of measurements; impossibility to measure arc parameters of the man; and the inability to build a horizontal and vertical cross sections of the surface of a human figure; failure to obtain a three-dimensional model of a human figure; failure to obtain baseline data for playback in systems of General and special-purpose three-dimensional virtual model of a human figure.

The technical result the proposed technical solution is to increase the accuracy of survey by reducing the number of necessary turntable spins with the attached object of measurement, by ensuring the receipt of the initial data in the form of photos and videos for playback in systems of General and special-purpose three-dimensional virtual model of the object with complex surface plasticity, represented by the figure of a man or a mannequin and wear on them, and measuring the projection and arc parameters and coordinates of the points of the surface, to build a horizontal and vertical sections the surface of the objects.

This result is achieved in that the installation for playback in systems of General and special-purpose three-dimensional virtual model of the object with complex surface plasticity, containing connected via the USB cable to the PC tool for the scene, set on a tripod, the supports being shown reference markup made on a horizontal supporting surface, vertical leveling Reiki, removable laser Vizir, according to the invention, the contact surface is made of horizontal bases to raise the object of research and horizontal bases to raise funds for the scene, each of the grounds set on two pairs of legs and is equipped with a water level on the surface of basis, on the basis of the for statement of the object of research is applied circular marking on 5 C, fixed metal-risk, fixed fixed center of the turntable, divided into sectors according to 5 C, with marked lines of the mid-sagittal and frontal planes, on the basis of the for statement of funds for the scene applied position of the mid-sagittal and frontal planes and markup for installation funds for the scene, as a means for the scene used digital photo or video camera or web camera Kinect», the number of funds for the scene and the grounds for their performances used from one to five, they are located by the arc of a circle relative to the base for the formulation of the object, the turning circle is made removable platform height of 80-100 cm, containing the upper and lower bases, which are interconnected by four vertical support, on the basis of each marked with lines of the mid-sagittal and frontal planes, at the intersection of which holes for fixing the vertical rack for industrial dummy.

The set of essential features of the proposed facility to play in systems of General and special-purpose three-dimensional virtual model of the object with complex plasticity surface gives the opportunity to reduce the required number of rotation of the turntable with a defined object of study due to the mobility of the separately standing horizontal bases to raise funds for shooting and increasing the amount of funds to be taken and the grounds for their production, which allows to save the invariable position the investigated object in space and speed up the process of shooting; improve the accuracy of shooting; get the raw data for the subsequent formation in systems of General and special-purpose virtual three-dimensional model of the object with complex surface plasticity and measurement projection and arc parameters and coordinates of points on their surface, vertical and horizontal sections. Installation of quickly mounted and dismantled, its nodes equipped with means to accurately place them in space and also fine tune the position of the optical axis of the funds for the scene in space, and therefore a more accurate shots, and as a result more accurate values of the parameters of three-dimensional virtual model of the object. The number of horizontal basis for the formulation of tools to capture the amount of funds for the scene represented a digital photo or video cameras or Webcams Kinect», can reach from one to five cards. Use one tool for the scene in the installation implies the rotation of the turntable three times, if the right and left parts of an object are symmetrical, and seven times, if the right and left parts of an object are not symmetrical. Use one tool for the scene in the installation possible when shooting static subjects, for example, industrial dummy shape, rotation of which together with rotary circle does not change the provisions of the manikin and its parts. Use to install two funds for the scene reduces the number of rotation of the turntable with a defined object of study to once, if the right and left parts of an object are symmetrical, and up to three times if the right and left parts of an object are not symmetrical. Use three tools for the scene reduces the number of rotation of the turntable with a defined object of study to once, if the right and left parts of an object are symmetrical, and up to two times, if the right and left parts of an object are not symmetrical. Use to install four to five funds for the scene does not require rotation of the turntable with a defined object of study, if the right and left parts of an object are symmetric, or reduces the number of rotation of the turntable to the test object once, if the right and left parts of an object are not symmetrical.

The invention is illustrated by drawings, where

figure 1 shows the General view of the installation for playback in systems of General and special-purpose three-dimensional virtual model of the object with complex surface plasticity,

figure 2 shows a removable platform for setting the objects of the research presented in the form of industrial dummy,

figure 3 depicts a schematic of mutual arrangement of horizontal basis for the formulation of the research object:

Installation for playback in systems of General and special-purpose three-dimensional virtual model of the object with complex plasticity surface (figure 1) contains a horizontal supporting surface consisting of two bases: horizontal base 1 for setting of the object of research, installed on two pairs of legs 2, the surface of which are marked circular marking on 5 C, mounted water level 3 and marked the position of the mid-sagittal 4 and 5 front planes, fixed turntable 6, with metal scored 7, with marked lines of the mid-sagittal 8 and frontal 9 planes, divided into sectors according to 5 degrees with a fixed center 10, fixed in units of length two vertical leveling Reiki 11, bound from above the horizontal rack 12; horizontal Foundation 13 for statement of funds for the scene, set on two pairs of legs 2, the surface of which is mounted a water level 3 and marked the position of the mid-sagittal 4 and 5 front planes and markup 14 for setting up the camera. The installation includes a removable laser Vizir 75 for the agreed performances foundations and facilities research tools for the scene 16, and the number of horizontal basis 13 for the formulation of tools to capture the amount of funds for the scene 16, presented digital photo and video cameras or Webcams Kinect», can reach from one to five units, connected via USB cable 17 to the system unit 18 PC monitor 19, which displays the captured images, the keyboard 20, the manipulator «mouse» 21, tripod for funds for the scene, which consists of a telescopic pillars 22, tripod base 23, 24 blocker, Central rod 25, turntable 26 with water level 27, ball head tripod 28, screw 29, blocking lever 30. The installation contains a removable platform (figure 2) height of 80-100 cm, containing the four vertical supports 31, connecting the upper 32 and bottom 33 grounds on which surface is plotted for mutually perpendicular mid-sagittal 34 and 35 front of the plane, the intersection of which on the upper basis of 32 and the lower base, 33 made two round holes 36 and 37 for fixing the vertical rack 38 to install the objects of the research presented in the form of industrial mannequins.

Installation works as follows.

For the scene of the research presented in the form of a human figure and (or) service on it, establish a horizontal base 1, on the surface of which are marked circular marking on 5 C, adjusting the position in space using two pairs of legs 2 and water level 3, which is on the surface of the base. Man stands on the turntable 6, mounted on a horizontal basis of 1, so that the arches of it were located on the line of the provisions of the frontal plane 9. Turntable 6 with the figure of the investigated person is fixed in the desired position using the deposited on the surface of the circle calibration 5 degrees and metal risks 7. On a horizontal base 1 is installed removable laser Vizir 15 lines of the mid-sagittal plane 4, put a horizontal base 13, adjusting his position in space using two pairs of legs 2 and water level 3, which is on the surface, so that the position of the mid-sagittal plane 4 on the surface of the horizontal Foundation 13 coincided with the beam coming from a removable laser hair 15 (fig.3). If necessary, to reduce the number of rotations of the turntable on a horizontal base 1 is installed removable laser Vizir 15 for marking lines of horizontal base 1 to the desired angle, put the second horizontal base 13, adjusting his position in space using two pairs of legs 2 and water level 3, which is on the surface, so that the position of the mid-sagittal plane 4 on the surface of the horizontal Foundation 13 coincided with the beam coming from a removable laser hair 15 (fig.3). Repeat these procedures to the orientation and the installation of the third to fifth horizontal basis 13, which have arc relative to the horizontal base 1 for setting of the object of research (fig.3-d). The distance between the horizontal grounds 1 and 13 should provide the necessary conditions for shooting distance between the object of the study and a means for the scene, independent of the growth measured person. On the surface of the horizontal Foundation 13 given the applied markup 14 set out the tripod to commit funds for the scene 16 in space, which is fixed on a turning platform tripod 26. The position of the optical axis of the lens funds for the scene 16 regulate the use removable laser hair 15 and set at the level of height of the waist of the object of research using primary struts 22. Then on a tripod establish a means for the scene 16, using a USB cable 17 is connected to the system unit 18 personal computer. Click «Remove» serves on the tool for the scene 16 via USB cable 17 by the manipulator «mouse» 21 using software supplied by the manufacturer with the tool for the scene 16. Use the keypad to 20 and the manipulator «mouse» 21 enter data on a rented man. For the purposes of preservation of the unchangeable position of the body and (or) service on it in space you can move horizontal basis 13 tools installed for the scene 16 circumference according to the markup on a horizontal basis of 1, using removable laser hair 15.