Technical method for precise printing of 3D map entity

Abstract

The invention discloses a precise printing method for an entity 3D map, and belongs to the technical field of 3D printing. The method comprises the following specific steps: acquiring authorization from related departments and using map data at home and abroad; carrying out precision and projection correction on the map data in the Global Mapper; then, carrying out data format conversion by using a Global Mapper or an ArcGIS (Geographic Information System), or directly importing GIS data through an ArcGIS plug-in of the STK; the method comprises the following steps: selecting a geographic area needing to be made in AGI STK, outputting a data file, performing format conversion by using 3D modeling software, and converting a. Mdl format model of the STK into a format which can be identified by the software; in the 3D Max software, the map model is rendered; a 3D printer is connected, and the map model is printed with specified precision; then, a 3D inkjet printer is used for conducting position correction on the 3D map model, and texture and map marks are painted. High-precision printing can be achieved for analysis and research in the fields of scientific research, military affairs and the like; the device can be customized according to requirements, is wide in application, and can be used in places such as propaganda education, commercial propaganda and science and technology research.

Description

Technical Field

[0001] The present invention relates to the field of 3D printing technology, and in particular to a technical method for precise printing of 3D map entities. Background Art

[0002] As a representative technology of the intelligent era, 3D printing technology has been widely used in medical devices, metal materials and other fields, and has been initially applied in the field of 3D maps.

[0003] However, the existing physical 3D map printing mainly has the problem of controlling the printing accuracy between the 3D printer and the 3D inkjet printer; as a result, the 3D printed maps are not accurate, cannot be used in depth, and the map utilization rate is not high.

[0004] Therefore, it is necessary to invent a technical method for precise printing of 3D map entities to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to provide a method for printing 3D maps with high precision and a physical 3D map that can be customized according to needs.

[0006] In order to achieve the above object, the present invention provides the following technical solutions: Regarding the technical method of 3D map entity precision printing, the specific steps are as follows: S1. Obtain authorization from relevant departments and use domestic and foreign map data; S2. Perform accuracy and projection correction on map data in Global Mapper; S3. Convert the corrected map data into a different format using Global Mapper or ArcGIS, or directly import the data into GIS using the ArcGIS plug-in of STK. S4. Select the geographic area to be produced in AGI STK and output the data file; S5. Use 3D modeling software to convert the data file format, and convert the STK .mdl format model into a format that can be recognized by these software; S6. Render the map model in 3D Max software; S7. Connect to a 3D printer to print the map model with a specified accuracy; S8. After the 3D map model is printed, use a 3D inkjet printer to calibrate the position of the 3D map model and print textures and map marks.

[0007] Specifically, the 3D modeling software used in step 5 includes but is not limited to: MultiGen Creator, SketchUp.

[0008] The beneficial effects of the present invention are: By using Global Mapper to correct the map data, and then using a 3D printer, you can print out a high-precision 3D map, which can be used for analysis and research in scientific research, military and other fields; this application can also print out different maps based on different input data, which can be customized according to needs for use in publicity and education, commercial publicity, scientific and technological research and other places.

[0009] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented according to the contents of the specification. DETAILED DESCRIPTION

[0010] The technical solution of the present invention will be described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0011] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating directions or positional relationships, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0012] This application discloses a technical method for precise printing of 3D map entities, and the specific steps are as follows: S1. Obtain authorization from relevant departments and use domestic and foreign map data; S2. Perform accuracy and projection correction on map data in Global Mapper; S3. Convert the corrected map data into a different format using Global Mapper or ArcGIS, or directly import the data into GIS using the ArcGIS plug-in of STK. S4. Select the geographic area to be produced in AGI STK and output the data file; S5. Use 3D modeling software to convert the data file format, and convert the .mdl format model of STK into a format that can be recognized by the 3D modeling software; S6. Render the map model in 3D Max software; S7. Connect to a 3D printer to print the map model with a specified accuracy; S8. After the 3D map model is printed, use a 3D inkjet printer to calibrate the position of the 3D map model and print textures and map marks.

[0013] Specifically, the 3D modeling software used in step 5 includes but is not limited to: MultiGen Creator, SketchUp.

[0014] In summary, by using Global Mapper to correct the map data and then using a 3D printer, you can print out a high-precision 3D map, which can be used for analysis and research in scientific research, military and other fields; this application can also print out different maps based on different input data, which can be customized according to needs for use in publicity and education, commercial publicity, scientific and technological research and other places.

[0015] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0016] The above-mentioned embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. Regarding the technical method of 3D map entity precision printing, the specific steps are as follows: S1. Obtain authorization from relevant departments and use domestic and foreign map data; S2. Perform accuracy and projection correction on map data in Global Mapper; S3. Convert the corrected map data into a different format using Global Mapper or ArcGIS, or directly import the data into GIS using the ArcGIS plug-in of STK. S4. Select the geographic area to be produced in AGI STK and output the data file; S5. Use 3D modeling software to convert the data file format, and convert the .mdl format model of STK into a format that can be recognized by the 3D modeling software; S6. Render the map model in 3D Max software; S7. Connect to a 3D printer to print the map model with a specified accuracy; S8. After the 3D map model is printed, use a 3D inkjet printer to calibrate the position of the 3D map model and print textures and map marks.

2. The technical method for precise printing of 3D map entities as claimed in claim 1, characterized in that: The 3D modeling software used in step 5 includes but is not limited to: MultiGen Creator, SketchUp.