CN112773537A - Integrated denture processing system based on 3D modeling and processing method thereof - Google Patents
Integrated denture processing system based on 3D modeling and processing method thereof Download PDFInfo
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- CN112773537A CN112773537A CN202110144792.XA CN202110144792A CN112773537A CN 112773537 A CN112773537 A CN 112773537A CN 202110144792 A CN202110144792 A CN 202110144792A CN 112773537 A CN112773537 A CN 112773537A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/08—Artificial teeth; Making same
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/0003—Making bridge-work, inlays, implants or the like
- A61C13/0006—Production methods
- A61C13/0019—Production methods using three dimensional printing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
Abstract
The invention relates to an integrated denture processing system based on 3D modeling and a processing method thereof, wherein the system comprises a scanning data acquisition module, a data preprocessing module and a data processing module, wherein the scanning data acquisition module is used for acquiring original scanning data of a target restoration tooth, preprocessing the original scanning data and taking the corresponding original scanning data after data preprocessing as target scanning data; the 3D modeling module is used for establishing a target three-dimensional model of the target restoration tooth according to the target scanning data; the printing forming module is used for generating a printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing the target false tooth corresponding to the target restored tooth; and the process monitoring module is used for acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture. The invention can improve the quality of false tooth.
Description
Technical Field
The invention relates to the field of denture processing, in particular to an integrated denture processing system based on 3D modeling and a processing method thereof.
Background
The artificial tooth processing refers to the production and processing of oral cavity artificial tooth materials in the medical appliance industry, so that an artificial oral cavity dental prosthesis is provided for a patient, the common artificial tooth materials comprise complete artificial teeth, complete porcelain teeth and porcelain teeth, different types of artificial teeth are used, the service life is different, and the service life is influenced by the processing process of the artificial teeth. The traditional tooth implantation and replacement, especially the complete denture diagnosis and treatment period is longer, namely one week for short and several months for long, the time and energy of a patient are relatively spent, the digital oral medical treatment technology adopting three-dimensional scanning and 3D printing technology brings good news to the dental disease patient, and the manufacturing period of the denture is greatly shortened; the digital oral medical treatment technology uses modern diagnosis and treatment equipment comprising a computer, a scanner and a 3D printer, and after scanning is finished, a three-dimensional digital model of the oral cavity of a patient synchronously appears on the computer. The doctor repairs and adjusts the three-dimensional digital model of the oral cavity of the patient on site, and then the three-dimensional digital model can be printed through the 3D printer, but in the printing process, due to lack of monitoring, the deposition of metal powder of the false tooth is uneven, and the quality of the false tooth is affected, so the inventor thinks that the space for further improvement exists in the false tooth manufacturing mode.
Disclosure of Invention
In order to solve the problem that metal powder deposition is uneven due to lack of monitoring in the denture processing process, the application provides an integrated denture processing system based on 3D modeling and a processing method thereof.
In a first aspect, the 3D modeling-based integrated denture processing system provided by the present application adopts the following technical solution:
an integrated denture processing system based on 3D modeling comprises a scanning data acquisition module, a 3D modeling module, a printing and forming module and a process monitoring module;
the scanning data acquisition module is used for acquiring original scanning data of the target restored tooth, carrying out data preprocessing on the original scanning data and taking the corresponding original scanning data after data preprocessing as target scanning data;
the 3D modeling module is used for establishing a target three-dimensional model of the target restoration tooth according to the target scanning data;
the printing forming module is used for generating the printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing the target false tooth corresponding to the target restoration tooth;
and the process monitoring module is used for acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture.
By adopting the technical scheme, original scanning data are obtained by scanning the target restored tooth, so that the original scanning data are subjected to data processing, and 3D modeling is convenient to perform subsequently; then according to the 3D model that founds, generate the printing route of response and send to relevant printing apparatus to control printing apparatus and print the target artificial tooth, through gathering the coating three-dimensional image of printing in-process target artificial tooth, through carrying out analysis to this coating three-dimensional image, then judge whether deviation appears in the current printing process, thereby realize carrying out real time monitoring to the printing process, thereby the staff of being convenient for in time knows the deposition condition of artificial tooth, can make follow-up adjustment to printing the deviation.
Optionally, the scan data acquiring module includes:
the data denoising unit is used for denoising the original scanning data based on a preset denoising algorithm and taking the corresponding original scanning data after denoising as intermediate data;
and the data reduction unit is used for reducing the intermediate data and taking the corresponding intermediate data after reduction as target scanning data.
By adopting the technical scheme, the noise data can be removed and the effectiveness of the data is improved by carrying out denoising processing on the original scanning data; and then, the original scanning data after the denoising processing is simplified, so that the data of the tooth part can be reserved, the data quantity of other unnecessary parts is reduced, and the light weight of a subsequent model is facilitated.
Optionally, the 3D modeling module includes:
the characteristic extraction unit is used for extracting the characteristics of the target scanning data to obtain characteristic data;
the curved surface creating unit is used for creating a curved surface model according to the characteristic data and generating curved surface data according to the curved surface model;
and the model generation unit is used for importing the curved surface data into preset 3D software to generate a target three-dimensional model.
By adopting the technical scheme, the characteristic data is conveniently extracted by carrying out the characteristic data on the target scanning data, then the curved surface model is established on the characteristic data, so that the model is reconstructed to obtain the curved surface data, and the curved surface data is opened in the 3D software to generate the target three-dimensional model, so that the instruction which can be read by the printing equipment can be conveniently generated.
Optionally, the process monitoring module includes:
the calculating unit is used for selecting N sites of the coating three-dimensional image and calculating the average variance value of the thicknesses of the N sites;
and the deviation judging unit is used for comparing the average variance with a preset variance threshold value and determining whether the current printing process has deviation according to the comparison result.
By adopting the technical scheme, the thickness of the N bit points of the three-dimensional image of the coating is calculated, so that the average variance value of the three-dimensional image of the coating can be obtained, and then the average variance value is compared with the preset variance threshold value, so that whether the current printing is deviated or not can be judged, and the effect of monitoring the printing process in real time is achieved.
Optionally, the integrated denture processing system based on 3D modeling further includes:
and the printing data acquisition module is used for acquiring real-time laser scanning data of the target denture in the current printing process of the printing equipment and establishing a coating three-dimensional image of the target denture according to the real-time laser scanning data.
By adopting the technical scheme, the real-time laser scanning data of the target denture in the printing process is obtained, and then the coating three-dimensional image of the target denture can be established according to the real-time laser scanning data, so that whether the coating thickness is consistent or not can be conveniently judged, and the printing process of the target denture is monitored in real time.
In a second aspect, the 3D modeling-based integrated denture processing method provided by the present application adopts the following technical solution:
an integrated denture processing method based on 3D modeling, the method comprising:
acquiring target scanning data of a target restoration tooth;
establishing a target three-dimensional model of the target restoration tooth according to the target scanning data;
generating the printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing the target denture corresponding to the target prosthetic tooth;
and acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture.
By adopting the technical scheme, original scanning data are obtained by scanning the target restored tooth, so that the original scanning data are subjected to data processing, and 3D modeling is convenient to perform subsequently; then according to the 3D model that founds, generate the printing route of response and send to relevant printing apparatus to control printing apparatus and print the target artificial tooth, through gathering the coating three-dimensional image of printing in-process target artificial tooth, through carrying out analysis to this coating three-dimensional image, then judge whether deviation appears in the current printing process, thereby realize carrying out real time monitoring to the printing process, thereby the staff of being convenient for in time knows the deposition condition of artificial tooth, can make follow-up adjustment to printing the deviation.
Optionally, acquiring target scan data of the target restored tooth includes:
acquiring original scanning data of a target restored tooth;
and performing data preprocessing on the original scanning data, wherein the data preprocessing comprises that the original scanning data corresponding to the preprocessed data is used as target scanning data.
By adopting the technical scheme, the noise data can be removed and the effectiveness of the data is improved by carrying out denoising processing on the original scanning data; and then, the original scanning data after the denoising processing is simplified, so that the data of the tooth part can be reserved, the data quantity of other unnecessary parts is reduced, and the light weight of a subsequent model is facilitated.
Optionally, establishing a target three-dimensional model of the target prosthetic tooth according to the target scanning data includes:
extracting the characteristics of the target scanning data to obtain characteristic data;
creating a curved surface model according to the characteristic data, and generating curved surface data according to the curved surface model;
and importing the curved surface data into preset 3D software to generate a target three-dimensional model.
By adopting the technical scheme, the characteristic data is conveniently extracted by carrying out the characteristic data on the target scanning data, then the curved surface model is established on the characteristic data, so that the model is reconstructed to obtain the curved surface data, and the curved surface data is opened in the 3D software to generate the target three-dimensional model, so that the instruction which can be read by the printing equipment can be conveniently generated.
Optionally, judging whether the current printing process has a deviation according to the coating three-dimensional image includes:
selecting N sites of the coating three-dimensional image, and calculating the average variance value of the thicknesses of the N sites;
and comparing the average variance with a preset variance threshold value, and determining whether the current printing process has deviation according to the comparison result.
By adopting the technical scheme, the thickness of the N bit points of the three-dimensional image of the coating is calculated, so that the average variance value of the three-dimensional image of the coating can be obtained, and then the average variance value is compared with the preset variance threshold value, so that whether the current printing is deviated or not can be judged, and the effect of monitoring the printing process in real time is achieved.
Optionally, before obtaining the three-dimensional image of the coating of the target denture in the current printing process of the printing device, the method further includes:
the method comprises the steps of obtaining real-time laser scanning data of a target denture in the current printing process of printing equipment, and establishing a coating three-dimensional image of the target denture according to the real-time laser scanning data.
By adopting the technical scheme, the real-time laser scanning data of the target denture in the printing process is obtained, and then the coating three-dimensional image of the target denture can be established according to the real-time laser scanning data, so that whether the coating thickness is consistent or not can be conveniently judged, and the printing process of the target denture is monitored in real time.
Drawings
Fig. 1 is a schematic diagram of an integrated denture manipulation system based on 3D modeling according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a scan data acquisition module according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a 3D modeling module of an embodiment of the present application;
fig. 4 is another schematic diagram of an integrated denture manipulation system based on 3D modeling according to an embodiment of the present application;
FIG. 5 is a schematic diagram of a process monitoring module according to an embodiment of the present application;
fig. 6 is a flowchart of an implementation of an integrated denture processing method based on 3D modeling according to an embodiment of the present application.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
in this embodiment, as shown in fig. 1, the present application discloses an integrated denture processing system based on 3D modeling, which includes a scan data acquisition module, a 3D modeling module, a print forming module, and a process monitoring module, and is specifically described as follows:
and the scanning data acquisition module is used for acquiring original scanning data of the target restored tooth, carrying out data preprocessing on the original scanning data and taking the corresponding original scanning data after data preprocessing as target scanning data.
In the present embodiment, the target restored tooth refers to a missing tooth to which a patient is to implant a denture; the original scanning data refers to point cloud data obtained after the laser scanning is carried out on the edentulous teeth of the oral cavity of the patient; the target scan data refers to three-dimensional data used for 3D modeling.
Specifically, an oral scanner is used for scanning the oral cavity of a patient to obtain original scanning data of the oral cavity, then the oral scanner uploads the original scanning data to a server of a processing system in a wireless or wired communication mode, then the server obtains the original scanning data and carries out data preprocessing on the original scanning data,
and the corresponding original scanning data after data preprocessing is used as target scanning data.
And the 3D modeling module is used for establishing a target three-dimensional model of the target restoration tooth according to the target scanning data.
In the present embodiment, the target three-dimensional model refers to a three-dimensional information model of the target prosthetic tooth.
Specifically, the target scan data is subjected to data processing, and then a target three-dimensional model is constructed according to the target three-dimensional data after the data processing by using three-dimensional software, which may be CAD software in this embodiment.
And the printing forming module is used for generating a printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing the target false tooth corresponding to the target prosthetic tooth.
In the present embodiment, the printing path refers to a moving track of the printing head when the printing apparatus prints the target denture.
Specifically, the target three-dimensional model is output as a three-dimensional format file, such as an STL file; and then converting the three-dimensional format file into a corresponding GCode instruction, and taking the GCode instruction as a printing path.
And the process monitoring module is used for acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture.
In this embodiment, the coating three-dimensional image refers to a three-dimensional image of the target denture accumulated layer by layer; the printing abnormal information refers to alarm information that the printing equipment has deviation on the printing target false tooth.
Specifically, before printing, the printing equipment firstly spreads metal powder on a substrate, then utilizes a high-power laser to smelt in a preset selected area, then quickly cools and solidifies, then spreads a new layer of metal powder, then smelts the metal powder, solidifies after quick cooling, deposits one layer by one layer, utilizes a laser scanner to obtain a coating three-dimensional image of a solidified layer in the deposition process of each layer, utilizes a space coordinate method to judge the uniformity of coating deposition in the coating three-dimensional image so as to judge whether deviation occurs in the current printing process, and generates printing abnormal information and sends the printing abnormal information to a related monitoring end if deviation occurs, so that a worker is informed to adjust printing parameters.
As shown in fig. 2, in the present embodiment, the scan data acquiring module includes:
the data denoising unit is used for denoising the original scanning data based on a preset denoising algorithm and taking the corresponding original scanning data after denoising as intermediate data;
and the data reduction unit is used for reducing the intermediate data and taking the corresponding intermediate data after reduction as target scanning data.
In this embodiment, the intermediate data refers to data obtained by denoising the original scan data.
Specifically, based on a preset denoising algorithm, denoising processing is performed on the original scanning data, and 3 may be adopted in this embodimentδDenoising method(3 standard deviation denoising method), and then taking the denoised original scanning data as intermediate data.
Further, a preset reduction algorithm is used for carrying out reduction processing on the intermediate data, and in this embodiment, the reduction algorithm may be a bounding box method; and then taking the corresponding intermediate data after the simplification processing as target scanning data.
As shown in fig. 3, in the present embodiment, the 3D modeling module includes:
the characteristic extraction unit is used for extracting the characteristics of the target scanning data to obtain characteristic data;
the curved surface creating unit is used for creating a curved surface model according to the characteristic data and generating curved surface data according to the curved surface model;
and the model generation unit is used for importing the curved surface data into preset 3D software to generate a target three-dimensional model.
In the present embodiment, the feature data refers to intersecting feature line information of teeth in the oral cavity of the patient; the curved surface data refers to curved surface data obtained after a curved surface model is created.
Specifically, feature extraction is carried out on target scanning data by using a curvature method to obtain feature data; and then, based on the characteristic data, carrying out curved surface reconstruction, wherein the curved surface reconstruction comprises curvature detection and regional fitting of a curved surface to obtain a curved surface model, and then outputting curved surface data, such as 3DS or VDA (virtual desktop infrastructure) formats and the like, from the curved surface model according to a three-dimensional format file. Further, the curved surface data in the three-dimensional format is imported into preset 3D software, such as CAD software or CAM software, and a target three-dimensional model, i.e., a three-dimensional model of the missing tooth in the oral cavity, is generated and displayed.
Optionally, as shown in fig. 4, the integrated denture processing system based on 3D modeling according to this embodiment further includes:
and the printing data acquisition module is used for acquiring real-time laser scanning data of the target denture in the current printing process of the printing equipment and establishing a coating three-dimensional image of the target denture according to the real-time laser scanning data.
In this embodiment, the real-time laser scanning data refers to three-dimensional point cloud data of the coating deposited layer by using a laser scanner.
Specifically, the laser scanner uploads real-time laser scanning data to the server, the server receives the real-time laser scanning data, and performs data processing on the laser scanning data according to the real-time laser scanning data, the data processing method is similar to that of the data scanning acquisition module, and then a coating three-dimensional image of the target denture is constructed according to the laser scanning data after data processing, and the construction method is similar to that of the 3D modeling module.
As shown in fig. 5, in the present embodiment, the process monitoring module includes:
and the calculating unit is used for selecting N sites of the coating three-dimensional image and calculating the average variance value of the thicknesses of the N sites.
And the deviation judging unit is used for comparing the average variance with a preset variance threshold value and determining whether the current printing process has deviation according to the comparison result.
In the present embodiment, the average variance refers to a sample standard deviation of thickness values of N positions of the three-dimensional image of the coating; the variance threshold refers to the maximum value of variance fluctuation.
Specifically, 30 sites are randomly selected from the coating three-dimensional image, the 30 sites are the most superficial sites of the coating three-dimensional image, the thicknesses of the 30 sites are calculated by using a coordinate method to obtain corresponding thickness values, and then the average variance of the thicknesses of the 30 sites is calculated according to the thickness values of the 30 sites.
Further, comparing the average variance with a preset variance threshold, and if the average variance is greater than or equal to the variance threshold, determining that the current printing process has deviation; and if the average variance is smaller than the variance threshold value, determining that no deviation occurs in the current printing process.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
The embodiment also provides an integrated denture processing method based on 3D modeling, and the integrated denture processing method based on 3D modeling corresponds to the integrated denture processing system based on 3D modeling in the above embodiment one to one. As shown in fig. 6, the 3D modeling-based integrated denture processing method includes:
s1: acquiring original scanning data of a target restored tooth, performing data preprocessing on the original scanning data, and taking the original scanning data corresponding to the preprocessed data as target scanning data;
s2: establishing a target three-dimensional model of the target restoration tooth according to the target scanning data;
s3: generating a printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing a target denture corresponding to the target prosthetic tooth;
s4: and acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture.
Optionally, in step S1, acquiring target scan data of the target prosthetic tooth includes:
s11: acquiring original scanning data of a target restored tooth;
s12: and performing data preprocessing on the original scanning data, wherein the data preprocessing comprises that the original scanning data corresponding to the preprocessed data is used as target scanning data.
Optionally, in step S2, establishing a target three-dimensional model of the target prosthetic tooth according to the target scan data, including:
s21: extracting the characteristics of the target scanning data to obtain characteristic data;
s22: creating a curved surface model according to the characteristic data, and generating curved surface data according to the curved surface model;
s23: and importing the curved surface data into preset 3D software to generate a target three-dimensional model.
Optionally, in step S4, determining whether the current printing process has a deviation according to the three-dimensional image of the coating, including:
s41: selecting N sites of the three-dimensional image of the coating, and calculating the average variance value of the thicknesses of the N sites;
s42: and comparing the average variance with a preset variance threshold, and determining whether the current printing process has deviation according to the comparison result.
Optionally, before step S4, that is, before obtaining the three-dimensional image of the coating of the target denture during the current printing process of the printing device, the method further includes:
s40: and acquiring real-time laser scanning data of the target denture in the current printing process of the printing equipment, and establishing a coating three-dimensional image of the target denture according to the real-time laser scanning data.
For specific definition of the 3D modeling based integrated denture processing method, reference may be made to the above definition of the 3D modeling based integrated denture processing method, which is not described herein again. The above-mentioned modules in the 3D modeling-based integrated denture processing method may be implemented in whole or in part by software, hardware, and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. An integrated denture processing system based on 3D modeling is characterized by comprising a scanning data acquisition module, a 3D modeling module, a printing and forming module and a process monitoring module;
the scanning data acquisition module is used for acquiring original scanning data of the target restored tooth, carrying out data preprocessing on the original scanning data and taking the corresponding original scanning data after data preprocessing as target scanning data;
the 3D modeling module is used for establishing a target three-dimensional model of the target restoration tooth according to the target scanning data;
the printing forming module is used for generating the printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing the target false tooth corresponding to the target restoration tooth;
and the process monitoring module is used for acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture.
2. The integrated denture manipulation system based on 3D modeling according to claim 1, wherein said scan data acquisition module comprises:
the data denoising unit is used for denoising the original scanning data based on a preset denoising algorithm and taking the corresponding original scanning data after denoising as intermediate data;
and the data reduction unit is used for reducing the intermediate data and taking the corresponding intermediate data after reduction as target scanning data.
3. The integrated denture manipulation system based on 3D modeling according to claim 1, wherein said 3D modeling module comprises:
the characteristic extraction unit is used for extracting the characteristics of the target scanning data to obtain characteristic data;
the curved surface creating unit is used for creating a curved surface model according to the characteristic data and generating curved surface data according to the curved surface model;
and the model generation unit is used for importing the curved surface data into preset 3D software to generate a target three-dimensional model.
4. The integrated denture manipulation system based on 3D modeling according to claim 1, wherein said process monitoring module comprises:
the calculating unit is used for selecting N sites of the coating three-dimensional image and calculating the average variance value of the thicknesses of the N sites;
and the deviation judging unit is used for comparing the average variance with a preset variance threshold value and determining whether the current printing process has deviation according to the comparison result.
5. The integrated denture manipulation system based on 3D modeling according to claim 1, further comprising:
and the printing data acquisition module is used for acquiring real-time laser scanning data of the target denture in the current printing process of the printing equipment and establishing a coating three-dimensional image of the target denture according to the real-time laser scanning data.
6. An integrated denture processing method based on 3D modeling is characterized by comprising the following steps:
acquiring original scanning data of a target restored tooth, performing data preprocessing on the original scanning data, and taking the original scanning data corresponding to the preprocessed data as target scanning data;
establishing a target three-dimensional model of the target restoration tooth according to the target scanning data;
generating the printing path according to the target three-dimensional model and sending the printing path to relevant printing equipment so as to control the printing equipment to start printing the target denture corresponding to the target prosthetic tooth;
and acquiring a coating three-dimensional image of the target denture in the current printing process of the printing equipment, judging whether the current printing process has deviation or not according to the coating three-dimensional image, and if so, generating printing abnormal information and sending the printing abnormal information to a monitoring end associated with printing the target denture.
7. The integrated denture processing method based on 3D modeling according to claim 6, wherein acquiring target scan data of a target prosthetic tooth comprises:
acquiring original scanning data of a target restored tooth;
and performing data preprocessing on the original scanning data, wherein the data preprocessing comprises that the original scanning data corresponding to the preprocessed data is used as target scanning data.
8. The integrated denture processing method based on 3D modeling according to claim 6, wherein establishing a target three-dimensional model of the target restored tooth based on the target scan data comprises:
extracting the characteristics of the target scanning data to obtain characteristic data;
creating a curved surface model according to the characteristic data, and generating curved surface data according to the curved surface model;
and importing the curved surface data into preset 3D software to generate a target three-dimensional model.
9. The integrated denture processing method based on 3D modeling according to claim 6, wherein judging whether the current printing process is deviated or not according to the coating three-dimensional image comprises:
selecting N sites of the coating three-dimensional image, and calculating the average variance value of the thicknesses of the N sites;
and comparing the average variance with a preset variance threshold value, and determining whether the current printing process has deviation according to the comparison result.
10. The integrated denture processing method based on 3D modeling according to claim 6, wherein before obtaining the three-dimensional image of the coating of the target denture during the current printing process by the printing device, the method further comprises:
the method comprises the steps of obtaining real-time laser scanning data of a target denture in the current printing process of printing equipment, and establishing a coating three-dimensional image of the target denture according to the real-time laser scanning data.
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Cited By (5)
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| CN113693753A (en) * | 2021-08-23 | 2021-11-26 | 上海六普医疗科技有限公司 | Simulated full-color transparent full-porcelain tooth 3D printing method |
| CN114140865A (en) * | 2022-01-29 | 2022-03-04 | 深圳市中讯网联科技有限公司 | Intelligent early warning method and device, storage medium and electronic equipment |
| CN114183183A (en) * | 2021-11-22 | 2022-03-15 | 中煤科工集团沈阳研究院有限公司 | Device and method for constructing underground coal mine sealing wall |
| CN115040278A (en) * | 2022-06-16 | 2022-09-13 | 先临三维科技股份有限公司 | Method, device, equipment and medium for obtaining tooth preparation model |
| CN116135521A (en) * | 2023-04-14 | 2023-05-19 | 易加三维增材技术(杭州)有限公司 | Scanning path display method, device and system and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113693753A (en) * | 2021-08-23 | 2021-11-26 | 上海六普医疗科技有限公司 | Simulated full-color transparent full-porcelain tooth 3D printing method |
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| CN114140865A (en) * | 2022-01-29 | 2022-03-04 | 深圳市中讯网联科技有限公司 | Intelligent early warning method and device, storage medium and electronic equipment |
| CN115040278A (en) * | 2022-06-16 | 2022-09-13 | 先临三维科技股份有限公司 | Method, device, equipment and medium for obtaining tooth preparation model |
| CN116135521A (en) * | 2023-04-14 | 2023-05-19 | 易加三维增材技术(杭州)有限公司 | Scanning path display method, device and system and electronic equipment |
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