CN113252430B - Three-dimensional physical model making method and system - Google Patents
Three-dimensional physical model making method and system Download PDFInfo
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- CN113252430B CN113252430B CN202010088585.2A CN202010088585A CN113252430B CN 113252430 B CN113252430 B CN 113252430B CN 202010088585 A CN202010088585 A CN 202010088585A CN 113252430 B CN113252430 B CN 113252430B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
- G01N2001/366—Moulds; Demoulding
Abstract
The invention provides a method and a system for manufacturing a three-dimensional physical model. The method comprises the following steps: generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; generating three-dimensional layer position data according to the three-dimensional layer position data; adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold; converting the reverse mold into a slicing file; printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds; acquiring the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface; positioning a three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame; and pouring the pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model. The invention can ensure that the three-dimensional structural relationship among the stratums has good consistency, reduces the manufacturing cost and improves the manufacturing efficiency.
Description
Technical Field
The invention relates to the technical field of seismic physical simulation research, in particular to a three-dimensional physical model manufacturing method and a three-dimensional physical model manufacturing system.
Background
The earthquake physical simulation experiment is that a similar physical model is made in a laboratory according to the physical and geometric similarity principle and a certain scale factor by using the outdoor actual underground stratum form and impedance relation, the physical model is detected by using an ultrasonic wave field, and the corresponding relation between the model structure, the physical property and the change rule of the physical property of a medium and the characteristics of the seismic wave field and the characteristic is established according to the propagation rule of the seismic wave field in the known model. By utilizing the relation, the actual underground characteristics can be researched and detected by utilizing the seismic wave field detected by the actual seismic work area, so that the seismic physical simulation experiment can be directly or indirectly used for investigation and research of underground structures, detection of oil and gas resources and the like.
As the foundation of seismic physical simulation experiments, the design and the manufacture of a physical model are very important. The physical model is manufactured, on one hand, the form and the design form of each set of manufactured simulated strata are ensured to meet the principle of geometric similarity, and on the other hand, the parameters of the speed, the density, the attenuation and the like of each set of stratum simulation materials are required to meet the principle of physical similarity with an actual medium.
On one hand, the three-dimensional physical model manufactured in the traditional mode needs to be manufactured by hands, so that a large amount of manpower and material resources are consumed, on the other hand, the difficulty in manually manufacturing the mould is great for the three-dimensional complex model, and workers have to simplify the complex model as much as possible; furthermore, the precision of the manual three-dimensional mold is poor, and it is difficult to ensure that the three-dimensional structural relationship among the stratums has good consistency.
Disclosure of Invention
The embodiment of the invention mainly aims to provide a method and a system for manufacturing a three-dimensional physical model, so as to ensure that the three-dimensional structural relationship among all stratums has good consistency, simply, conveniently, quickly and accurately manufacture the physical model, reduce the manufacturing cost and improve the manufacturing efficiency.
In order to achieve the above object, an embodiment of the present invention provides a method for making a three-dimensional physical model, including:
generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
generating three-dimensional layer position data according to the three-dimensional layer position data;
adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold;
converting the reverse mold into a slicing file;
printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
acquiring the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface;
positioning a three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and pouring the pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
An embodiment of the present invention further provides a system for manufacturing a three-dimensional physical model, including:
the three-dimensional horizon model unit is used for generating a three-dimensional horizon model according to three-dimensional horizon surface data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
a three-dimensional horizon data unit for generating three-dimensional horizon volume data according to the three-dimensional horizon data;
the reverse mold unit is used for adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold;
a slicing file unit for converting the reverse mold into a slicing file;
the printing unit is used for printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
the vertical distance obtaining unit is used for obtaining the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface;
the positioning unit is used for positioning the three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and the three-dimensional physical model unit is used for pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the steps of the three-dimensional physical model making method are realized when the processor executes the computer program.
The embodiment of the invention also provides a computer readable storage medium, on which a computer program is stored, and the computer program is executed by a processor to realize the steps of the three-dimensional physical model making method.
The three-dimensional physical model manufacturing method and the system firstly generate a three-dimensional horizon model and three-dimensional horizon volume data, add a support on the back of the three-dimensional horizon volume data and convert the three-dimensional horizon volume data into a sliced file, and print and manufacture the sliced file to obtain a plurality of three-dimensional horizon entity reverse molds; and finally, pouring a pre-configured simulation material into the model pouring frame to obtain a three-dimensional physical model, so that the three-dimensional structural relationship among the stratums can be ensured to have good consistency, the manufacturing cost is reduced, and the manufacturing efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a flow chart of a method of making a three-dimensional physical model according to a first embodiment of the present invention;
FIG. 2 is a flow chart of a method of making a three-dimensional physical model according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram of stratigraphic interpretation horizons derived in an embodiment of the present invention;
FIG. 4 is a schematic diagram of a three-dimensional point cloud data volume according to an embodiment of the invention;
FIG. 5 is a schematic representation of three-dimensional horizon data in an embodiment of the invention;
FIG. 6 is a schematic diagram of a three-dimensional horizon model in an embodiment of the invention;
FIG. 7 is a schematic view of the front and back of a reverse mold in an embodiment of the invention;
fig. 8 is a block diagram showing the structure of a three-dimensional physical modeling system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As will be appreciated by one skilled in the art, embodiments of the present invention may be embodied as a system, apparatus, device, method, or computer program product. Accordingly, the present disclosure may be embodied in the form of: entirely hardware, entirely software (including firmware, resident software, micro-code, etc.), or a combination of hardware and software.
In view of the fact that the prior art hardly ensures that three-dimensional structural relations among the stratums have good consistency and consumes a large amount of manpower and material resources, the embodiment of the invention provides a three-dimensional physical model making method, so as to ensure that the three-dimensional structural relations among the stratums have good consistency, make a physical model simply, quickly and accurately, reduce the making cost and improve the making efficiency. The present invention will be described in detail below with reference to the accompanying drawings.
FIG. 1 is a flow chart of a method of making a three-dimensional physical model according to a first embodiment of the present invention. As shown in fig. 1, the three-dimensional physical model making method includes:
s101: generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons.
In specific implementation, 3D printer printing preprocessing software such as Magics and the like can be selected to repair the stl format three-dimensional horizon data, the problems of horizon edge breakage, hole breakage, surface patch overlapping and the like can be solved, and the horizon volume data of the corresponding stratum can be obtained by combining the morphologies of the upper interface and the lower interface, so that the three-dimensional horizon model can be obtained.
S102: and generating three-dimensional layer position data according to the three-dimensional layer position data.
In specific implementation, the three-dimensional layer position face data can be endowed with a thickness value of 3mm-5mm, so that the three-dimensional layer position body data with actual thickness can be obtained, and the method can be used for controlling the surface morphology of the model.
S103: and adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold.
Wherein the direction of the back is a predefined direction opposite to the direction of the actually made model. The support is the well style of calligraphy support at interval 100mm, and thickness is 2mm, is 50mm-100mm for the height. The reverse mold can greatly reduce the material consumption of the mold manufacturing material, the manufacturing cost is saved, and the strength of the reverse mold can be greatly improved by adopting a frame structure on the back surface.
S104: the reverse mold is converted to a slice file.
In one embodiment, S104 includes: rotating the reverse mold according to a certain angle and ensuring that the top surface of the reverse mold is upward, and then adding a printing support below the reverse mold; and converting the reverse die and the printing support into a slice file which can be recognized by a 3D printer. The addition of a printing support ensures that the reverse mould can be fully printed at one time.
S105: and printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds.
S106: and acquiring the vertical distance between each three-dimensional layer position in the three-dimensional layer position model and the bottom surface.
Wherein the vertical distance comprises: a vertical distance of each vertex of the three-dimensional horizon from the bottom surface and a vertical distance of a center point of each boundary of the three-dimensional horizon from the bottom surface.
S107: and positioning the three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame.
S108: and pouring the pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
In specific implementation, the three-dimensional layer model can be manufactured from the bottommost layer of the three-dimensional physical model, the prepared simulation material is poured into the model pouring frame according to the material proportion of the simulated stratum in the physical model, and the three-dimensional layer model is demoulded after being cured to finish the manufacturing of the three-dimensional layer model. And manufacturing the next three-dimensional layer model on the top surface of the previous three-dimensional layer model by utilizing the top interface of the previous three-dimensional layer model and the reverse mold form of the next three-dimensional layer model. And pouring and manufacturing each three-dimensional layer from the bottom layer to the top layer by layer to obtain a complete three-dimensional physical model. According to the invention, the model bottom interface is used as a measurement datum plane, so that accumulated errors caused by layer-by-layer measurement in model pouring can be avoided.
The execution subject of the three-dimensional physical modeling method shown in fig. 1 may be a computer. As can be seen from the process shown in fig. 1, the three-dimensional physical model manufacturing method according to the embodiment of the present invention first generates a three-dimensional horizon model and three-dimensional horizon volume data, adds a support on the back of the three-dimensional horizon volume data, converts the support into a slice file, and prints and manufactures the slice file to obtain a plurality of three-dimensional horizon entity reverse molds; and finally, pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model, so that the three-dimensional structural relationship among the stratums can be ensured to have good consistency, the manufacturing cost is reduced, and the manufacturing efficiency is improved.
FIG. 2 is a flow chart of a method of making a three-dimensional physical model according to a second embodiment of the present invention. As shown in fig. 2, before performing S101, the three-dimensional physical modeling method further includes:
s201: and deriving a stratum interpretation horizon under the geodetic coordinate system to obtain three-dimensional point cloud data.
Wherein the interface height of the geodetic coordinate system is the altitude high layer.
S202: and encrypting the three-dimensional point cloud data to generate a three-dimensional point cloud data body.
In specific implementation, the sparse three-dimensional point cloud data can be encrypted into a three-dimensional point cloud data volume at intervals of at least 15m (x) × 15m (y) by using three-dimensional interpolation software (such as petrel and the like), and at this time, the mutual relations of fracture and trend of all the layers from top to bottom need to be ensured to be consistent.
S203: and converting the three-dimensional point cloud data volume under the geodetic coordinate system into the three-dimensional point cloud data volume under the model coordinate system.
In specific implementation, the minimum value in the x direction and the minimum value in the y direction can be selected as a reference origin of a work area, all three-dimensional point cloud data volumes in a geodetic coordinate system are converted into three-dimensional point cloud data volumes in a model coordinate system, and then the three-dimensional point cloud data volumes are scaled to a model scale according to a simulation similarity ratio principle.
S204: and converting the three-dimensional point cloud data volume into three-dimensional horizon data.
In specific implementation, a three-dimensional point cloud processing software (such as geotag) can be used to convert a discrete three-dimensional point cloud data volume into continuous three-dimensional horizon data (a triangular patch is formed by connecting three points to finally form a complete surface), and then the three-dimensional horizon data is exported into an stl format file which can be recognized by a 3D printer.
The specific process of the embodiment of the invention is as follows:
1. and (4) deriving a stratum interpretation horizon under a geodetic coordinate system to obtain three-dimensional point cloud data.
FIG. 3 is a schematic diagram of stratigraphic interpretation horizons derived in an embodiment of the present invention.
2. And encrypting the three-dimensional point cloud data to generate a three-dimensional point cloud data body.
FIG. 4 is a schematic diagram of a three-dimensional point cloud data volume according to an embodiment of the invention.
3. And converting the three-dimensional point cloud data volume under the geodetic coordinate system into the three-dimensional point cloud data volume under the model coordinate system.
4. And converting the three-dimensional point cloud data volume into three-dimensional horizon data.
FIG. 5 is a schematic representation of three-dimensional horizon data in an embodiment of the invention.
5. Generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; and generating three-dimensional layer position data according to the three-dimensional layer position data.
FIG. 6 is a schematic diagram of a three-dimensional horizon model in an embodiment of the invention.
6. And adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold.
Fig. 7 is a schematic front and back view of a counter mold in an embodiment of the invention.
7. Adding a printing support below the reverse mold, and converting the reverse mold and the printing support into a slicing file; and 3D printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds.
8. And acquiring the vertical distance between each three-dimensional layer position in the three-dimensional layer position model and the bottom surface, and positioning the three-dimensional layer position entity reverse mold corresponding to the three-dimensional layer position according to the vertical distance between each three-dimensional layer position and the bottom surface to obtain a model pouring frame.
9. And pouring the pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
To sum up, the three-dimensional physical model manufacturing method of the embodiment of the invention firstly generates a three-dimensional horizon model and three-dimensional horizon volume data, adds a support on the back of the three-dimensional horizon volume data and converts the support into a slice file, and then prints and manufactures the slice file to obtain a plurality of three-dimensional horizon entity reverse molds; and finally, pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model, so that the three-dimensional structural relationship among the stratums can be ensured to have good consistency, the manufacturing cost is reduced, and the manufacturing efficiency is improved.
The error of the three-dimensional physical model obtained by the invention can be controlled within 0.5mm, the manpower consumption is reduced by more than ten times, the material consumption is reduced by more than five times, and the manufacturing efficiency is improved by more than one time.
Based on the same inventive concept, the embodiment of the invention also provides a three-dimensional physical model making system, and because the problem solving principle of the system is similar to that of the three-dimensional physical model making method, the implementation of the system can refer to the implementation of the method, and repeated parts are not described again.
FIG. 8 is a block diagram of a three-dimensional physical modeling system according to an embodiment of the present invention. As shown in fig. 8, the three-dimensional physical modeling system includes:
the three-dimensional horizon model unit is used for generating a three-dimensional horizon model according to three-dimensional horizon surface data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
a three-dimensional horizon data unit for generating three-dimensional horizon volume data from the three-dimensional horizon data;
the reverse mold unit is used for adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold;
a slicing file unit for converting the reverse mold into a slicing file;
the printing unit is used for printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
a vertical distance obtaining unit, which is used for obtaining the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface;
the positioning unit is used for positioning the three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and the three-dimensional physical model unit is used for pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
In one embodiment, the method further comprises the following steps:
the three-dimensional point cloud data unit is used for deriving a stratum interpretation horizon under a geodetic coordinate system to obtain three-dimensional point cloud data;
the encryption unit is used for encrypting the three-dimensional point cloud data to generate a three-dimensional point cloud data body;
the coordinate system conversion unit is used for converting the three-dimensional point cloud data body under the geodetic coordinate system into a three-dimensional point cloud data body under a model coordinate system;
and the three-dimensional horizon data unit is used for converting the three-dimensional point cloud data volume into three-dimensional horizon data.
In one embodiment, the slice file unit is specifically configured to:
adding a printing support below the reverse mold;
the reverse mold and print support are converted into a sliced file.
In one embodiment, the vertical distance comprises: a vertical distance of each vertex of the three-dimensional horizon from the bottom surface and a vertical distance of a center point of each boundary of the three-dimensional horizon from the bottom surface.
To sum up, the three-dimensional physical model making system of the embodiment of the invention firstly generates a three-dimensional horizon model and three-dimensional horizon volume data, adds a bracket on the back of the three-dimensional horizon volume data, converts the three-dimensional horizon volume data into a slice file, and prints and makes the slice file to obtain a plurality of three-dimensional horizon entity reverse molds; and finally, pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model, so that the three-dimensional structural relationship among the stratums can be ensured to have good consistency, the manufacturing cost is reduced, and the manufacturing efficiency is improved.
The embodiment of the present invention further provides a computer device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor executes the computer program to implement all or part of the contents of the three-dimensional physical model making method, for example, the processor executes the computer program to implement the following contents:
generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
generating three-dimensional horizon volume data according to the three-dimensional horizon data;
adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold;
converting the reverse mold into a slice file;
printing and manufacturing a slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
acquiring the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface;
positioning a three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and pouring the pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
To sum up, the computer device of the embodiment of the invention generates a three-dimensional horizon model and three-dimensional horizon volume data, adds a support on the back of the three-dimensional horizon volume data, converts the support into a slice file, and prints and makes the slice file to obtain a plurality of three-dimensional horizon entity reverse molds; and finally, pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model, so that the three-dimensional structural relationship among the stratums can be ensured to have good consistency, the manufacturing cost is reduced, and the manufacturing efficiency is improved.
An embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, may implement all or part of a three-dimensional physical model making method, for example, when the processor executes the computer program, the following may be implemented:
generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
generating three-dimensional layer position data according to the three-dimensional layer position data;
adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold;
converting the reverse mold into a slice file;
printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
acquiring the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface;
positioning a three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and pouring the pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
To sum up, the computer-readable storage medium of the embodiment of the present invention generates a three-dimensional horizon model and three-dimensional horizon volume data first, adds a support on the back of the three-dimensional horizon volume data and converts the support into a slice file, and prints and makes the slice file to obtain a plurality of three-dimensional horizon entity reverse molds; and finally, pouring a pre-configured simulation material into the model pouring frame to obtain a three-dimensional physical model, so that the three-dimensional structural relationship among the stratums can be ensured to have good consistency, the manufacturing cost is reduced, and the manufacturing efficiency is improved.
The above-mentioned embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, and it should be understood that the above-mentioned embodiments are only examples of the present invention and should not be used to limit the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Those of skill in the art will further appreciate that the various illustrative logical blocks, units, and steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate the interchangeability of hardware and software, various illustrative components, elements, and steps have been described above generally in terms of their functionality. Whether such functionality is implemented as hardware or software depends upon the particular application and design requirements of the overall system. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present embodiments.
The various illustrative logical blocks, or elements, or devices described in connection with the embodiments disclosed herein may be implemented or performed with a general purpose processor, a digital signal processor, an Application Specific Integrated Circuit (ASIC), a field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or any combination thereof designed to perform the functions described herein. A general-purpose processor may be a microprocessor, but in the alternative, the processor may be any conventional processor, controller, microcontroller, or state machine. A processor may also be implemented as a combination of computing devices, e.g., a digital signal processor and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a digital signal processor core, or any other similar configuration.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may be stored in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. For example, a storage medium may be coupled to the processor such the processor can read information from, and write information to, the storage medium. In the alternative, the storage medium may be integral to the processor. The processor and the storage medium may reside in an ASIC, which may be located in a user terminal. In the alternative, the processor and the storage medium may reside in different components in a user terminal.
In one or more exemplary designs, the functions described in the embodiments of the present invention may be implemented in hardware, software, firmware, or any combination of the three. If implemented in software, the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media that facilitate transfer of a computer program from one place to another. Storage media may be any available media that can be accessed by a general purpose or special purpose computer. For example, such computer-readable media can comprise, but is not limited to, RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that can be used to carry or store program code in the form of instructions or data structures and that can be read by a general-purpose or special-purpose computer, or a general-purpose or special-purpose processor. In addition, any connection is properly termed a computer-readable medium, and thus is included if the software is transmitted from a website, server, or other remote source via a coaxial cable, fiber optic cable, twisted pair, digital Subscriber Line (DSL), or wirelessly, e.g., infrared, radio, and microwave. Such discs (disk) and disks (disc) include compact disks, laser disks, optical disks, DVDs, floppy disks and blu-ray disks where disks usually reproduce data magnetically, while disks usually reproduce data optically with lasers. Combinations of the above may also be included in the computer-readable medium.
Claims (10)
1. A method of making a three-dimensional physical model, comprising:
generating a three-dimensional horizon model according to three-dimensional horizon data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
generating three-dimensional layer position volume data according to the three-dimensional layer position face data;
adding a support on the back of the three-dimensional layer position volume data to obtain a reverse mold;
converting the reverse mold into a sliced file;
printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
acquiring the vertical distance between each three-dimensional horizon in the three-dimensional horizon model and the bottom surface;
positioning a three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and pouring a pre-configured simulation material into the model pouring frame to obtain the three-dimensional physical model.
2. The method of claim 1, further comprising:
deriving a stratum interpretation horizon under a geodetic coordinate system to obtain three-dimensional point cloud data;
encrypting the three-dimensional point cloud data to generate a three-dimensional point cloud data volume;
converting the three-dimensional point cloud data volume under the geodetic coordinate system into a three-dimensional point cloud data volume under a model coordinate system;
and converting the three-dimensional point cloud data volume into three-dimensional horizon data.
3. The method of claim 1, wherein converting the inverse mold into a slide file comprises:
adding a printing support below the reverse mold;
converting the reverse mold and the print support into a sliced file.
4. The method of claim 1,
the vertical distance includes: a vertical distance of each vertex of the three-dimensional horizon from a bottom surface and a vertical distance of a center point of each boundary of the three-dimensional horizon from a bottom surface.
5. A three-dimensional physical modeling system, comprising:
the three-dimensional horizon model unit is used for generating a three-dimensional horizon model according to three-dimensional horizon surface data acquired in advance; the three-dimensional horizon model comprises a plurality of three-dimensional horizons;
a three-dimensional horizon data unit for generating three-dimensional horizon position data according to the three-dimensional horizon position data;
the reverse mold unit is used for adding a support on the back of the three-dimensional layer position body data to obtain a reverse mold;
a slicing file unit for converting the reverse mold into a slicing file;
the printing unit is used for printing and manufacturing the slice file to obtain a plurality of three-dimensional horizon entity reverse molds;
a vertical distance obtaining unit, configured to obtain a vertical distance from each three-dimensional horizon in the three-dimensional horizon model to a bottom surface;
the positioning unit is used for positioning the three-dimensional layer entity reverse mold corresponding to each three-dimensional layer according to the vertical distance between each three-dimensional layer and the bottom surface to obtain a model pouring frame;
and the three-dimensional physical model unit is used for pouring a pre-configured simulation material into the model pouring frame to obtain a three-dimensional physical model.
6. The three-dimensional physical modeling system of claim 5, further comprising:
the three-dimensional point cloud data unit is used for deriving a stratum interpretation horizon under a geodetic coordinate system to obtain three-dimensional point cloud data;
the encryption unit is used for encrypting the three-dimensional point cloud data to generate a three-dimensional point cloud data body;
a coordinate system conversion unit for converting the three-dimensional point cloud data volume under the geodetic coordinate system into a three-dimensional point cloud data volume under a model coordinate system;
and the three-dimensional horizon data unit is used for converting the three-dimensional point cloud data volume into three-dimensional horizon data.
7. The system according to claim 5, wherein the slice file unit is specifically configured to:
adding a printing support below the reverse mold;
converting the reverse mold and the print support into a sliced file.
8. The three-dimensional physical modeling system of claim 5,
the vertical distance includes: a vertical distance of each vertex of the three-dimensional horizon from a bottom surface and a vertical distance of a center point of each boundary of the three-dimensional horizon from a bottom surface.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the method of three-dimensional physical modeling according to any of claims 1 to 4 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which computer program, when being executed by a processor, carries out the steps of the method for making a three-dimensional physical model according to any one of claims 1 to 4.
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