CN-121289474-B - Integrated printing method and system for planting upper metal inner crowns

CN121289474BCN 121289474 BCN121289474 BCN 121289474BCN-121289474-B

Abstract

The invention provides an integrated printing method and system for planting an upper metal coping, comprising the steps of controlling metal printing equipment to execute a base printing task according to a production task to obtain a plurality of threaded bases, marking the corresponding coping printing position of each threaded base by utilizing multifunctional laser equipment, respectively transporting each threaded base to a quality supervision area to carry out product qualification verification to obtain the qualification condition of each threaded base, controlling the metal printing equipment to carry out coping printing on the coping printing position of the qualified threaded base with normal qualification condition to obtain an integrated coping, determining a matched patient corresponding to each integrated coping according to the production task, respectively setting a corresponding coding mark for each integrated coping by utilizing the multifunctional laser equipment, realizing seamless connection of the threaded base and the coping by utilizing the integrated printing, simultaneously realizing accurate positioning and patient information tracing by combining the laser marks, and improving the product quality and the production efficiency.

Inventors

LIU LIANG
LIU SHUANGYU
AI WENTAO
YANG TINGYAN

Assignees

江苏万疆高科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250922

Claims (7)

1. An integrated printing method for planting an upper metal coping is characterized by comprising the following steps: step 1, controlling metal printing equipment to execute a base printing task according to a production task to obtain a plurality of threaded bases, and marking the printing position of the inner crown corresponding to each threaded base by utilizing multifunctional laser equipment; Step2, conveying each threaded base to a quality supervision area to perform product qualification verification, and obtaining the qualification condition of each threaded base; Step 3, controlling the metal printing equipment to print the inner crown at the inner crown printing position of the qualified threaded base with normal qualification conditions to obtain an integrated inner crown; Step 4, determining a matched patient corresponding to each integrated inner crown according to the production task, and setting a corresponding coding mark for each integrated inner crown by utilizing the multifunctional laser equipment; the step 1 comprises the following steps: step 11, identifying a plurality of printing subtasks contained in the production task, respectively drawing a three-dimensional internal crown structure corresponding to each printing subtask, regarding the printing subtasks with the same three-dimensional internal crown structure as the same printing class, and obtaining printing different points among different printing classes; step 12, deducing parameter adjustment amounts corresponding to the metal printing equipment from one printing type to another printing type according to the different printing points, constructing a plurality of complete printing switching processes, and controlling the metal printing equipment to execute an optimal complete printing switching process with the minimum total parameter adjustment amount; step 13, acquiring real-time printing progress of the metal printing equipment, determining base attributes corresponding to each threaded base by combining the optimal complete printing switching process, and determining printing subtasks and corresponding three-dimensional internal crown structures corresponding to each threaded base by combining the production tasks; Step 14, after finishing all the printing subtasks, determining that the production task is finished, respectively identifying a crown structure in each three-dimensional crown structure, determining a crown printing position corresponding to each thread base according to an identification result, and simultaneously controlling a multifunctional laser device to set corresponding marks for the crown printing positions; the step 14 includes: Step 141, when the metal printing equipment completes a threaded base, matching corresponding printing subtasks for the threaded base, constructing real-time printing progress of the metal printing equipment, determining the moment of completing the production task, and simultaneously collecting real-time printing data of the metal printing equipment; Step 142, after the production task is completed, constructing a three-dimensional base structure corresponding to each threaded base according to the real-time printing data, fusing the three-dimensional base structure with a corresponding three-dimensional dental crown structure, and dividing each three-dimensional dental crown structure into a base structure and a dental crown structure according to the fusion result; Step 143, determining a base-crown connection position corresponding to the threaded base according to the position relation between the base structure and the crown structure in each three-dimensional crown structure, wherein the base-crown connection position represents the position where the threaded base and the inner crown are in threaded connection, and performing enhancement processing on the base-crown connection position in the corresponding three-dimensional base structure to obtain a corresponding inner crown printing position on each threaded base; and 144, controlling the multifunctional laser equipment to respectively identify the corresponding printing positions of the inner crowns in the threaded base and marking correspondingly.
2. The integrated printing method for planting an upper metal coping as recited in claim 1, further comprising: determining the number of the production according to the production task; When the actual production quantity corresponding to the integrated inner crown is inconsistent with the current production quantity, determining an incomplete subtask according to the coding mark; controlling the metal printing equipment to carry out supplementary printing according to the unfinished subtasks; when the supplementary printing is continuously carried out for 3 times, constructing a three-dimensional structure to be printed according to each unfinished subtask; And adjusting parameters of the metal printing equipment according to the three-dimensional structure to be printed, and performing supplementary printing by using the adjusted metal printing equipment.
3. The integrated printing method for planting an upper metal coping according to claim 1, wherein said step 2 comprises: step 21, transporting each thread base to a quality supervision area for appearance acquisition and specification acquisition to obtain quality inspection information corresponding to each thread base in each specified quality inspection dimension, and respectively carrying out qualification verification on each quality inspection information according to a BOM list of the production task; Step 22, respectively obtaining a plurality of verification results corresponding to each thread base, setting corresponding verification attributes for each verification result by combining quality inspection dimensions corresponding to each verification result, and carrying out flaw identification on each verification result according to a flaw identification mode corresponding to each verification attribute; And 23, constructing an appearance image corresponding to the thread base according to quality inspection information acquired and generated by appearance acquisition corresponding to each thread base and a corresponding flaw identification result, acquiring pixel characteristics corresponding to the flaw identification result in the appearance image, generating and displaying a qualified condition corresponding to each thread base.
4. An integrated printing method for growing an upper metal coping according to claim 3, further comprising: determining flaw positions and flaw ranges of the thread bases according to pixel characteristics corresponding to each thread base; searching a plurality of base functions contained in a production base corresponding to the production task, mapping the base functions in the production base, and determining a function position and a function range corresponding to each base function; Analyzing flaw functions corresponding to each pixel characteristic in each thread base; dividing the thread base into a flawless product, a permitted modification product and a non-permitted modification product according to the flaw function, and classifying; Extracting the allowable modification and the corresponding target flaw function; and generating a product modification scheme according to the target flaw function, adjusting a printing task of the metal printing equipment according to the product modification scheme, and modifying the permitted modification product.
5. The integrated printing method for planting an upper metal coping according to claim 1, wherein said step 3 comprises: Step 31, screening qualified threaded bases meeting production requirements according to the qualified conditions, transporting the qualified threaded bases to a region to be printed of the metal printing equipment, and respectively shooting each qualified threaded base by using a preset high-precision camera to obtain a base image corresponding to each qualified threaded base; Step 32, scanning the region to be printed by using the multifunctional laser equipment to obtain the physical distance between each qualified threaded base and the metal printing equipment in the region to be printed, and constructing a virtual three-dimensional printing space of the metal printing equipment; step 33, identifying the printing positions of the crowns corresponding to the qualified threaded bases in the base images, respectively marking each printing position of the crowns in the virtual three-dimensional printing space, and determining the printing sequence corresponding to each qualified threaded base with the minimum moving distance as a target; And step 34, generating a printing parameter sequence of the metal printing equipment according to the marking result of the inner crown position, determining an execution sequence corresponding to each printing parameter in the printing parameter sequence by utilizing the printing sequence, and controlling the metal printing equipment to perform inner crown printing on the inner crown printing position to generate an integrated inner crown.
6. The integrated printing method for planting an upper metal coping as recited in claim 5, further comprising: acquiring real-time coping printing data of the metal printing equipment, transmitting the real-time coping printing data to the virtual three-dimensional printing space to perform synchronous printing simulation, and obtaining a virtual printing result corresponding to each integrated coping; Performing structural analysis on the virtual printing result, and controlling the metal printing equipment to pause printing work of the coping when the flaw integrated coping with abnormal structure is identified in the virtual three-dimensional printing space; and optimizing the printing parameter sequence according to the defect offset of the defect integrated inner crown, and controlling the metal printing equipment to continue the inner crown printing work by utilizing the optimized printing parameter sequence.
7. The integrated printing method for planting an upper metal coping according to claim 1, wherein said step 4 comprises: step 41, searching a patient list printed at this time and the outline features of the coping corresponding to each patient according to the production task; Step 42, respectively carrying out specification matching and appearance matching on the appearance characteristics of each inner crown and different integrated inner crowns, and determining a matched patient corresponding to each integrated inner crown; And 43, determining the patient codes corresponding to each integrated inner crown by combining the patient list, and controlling the multifunctional laser equipment to carry out corresponding code marking.

Description

Integrated printing method and system for planting upper metal inner crowns Technical Field The invention relates to the technical field of dental implant manufacturing, in particular to an integrated printing method and system for planting an upper metal coping. Background In dental implant treatment, the metal coping at the upper part of the implant is a key component for connecting the implant abutment and the dental crown, and the precision and the stability of the metal coping directly influence the effect and the service life of implant restoration. The traditional manufacturing of the metal inner crown planted on the upper part adopts a split type processing mode, namely, a threaded base is manufactured through a casting or forging process, then the inner crown is independently processed, and finally, the threaded base and the threaded base are assembled through welding or bonding. However, the split processing mode has the defects that on one hand, assembly errors are easy to generate after split processing, coaxiality of the inner crown and the base is insufficient, the overall stability of the implant is affected, loosening, falling and other problems can occur after long-term use, on the other hand, stress concentration can be introduced in the welding or bonding process, the mechanical strength of the metal inner crown is reduced, the assembly process is complicated, the production efficiency is low, and the requirement of large-scale personalized production is difficult to meet. In addition, the traditional processing mode lacks effectual locating mark and traceing back mechanism, in batch production in-process, not only is difficult to the printing position of accurate control interior crown, leads to the product uniformity poor, can't associate interior crown and corresponding patient information fast moreover, once the quality problem appears, is difficult to realize tracing back, brings the potential safety hazard for clinical application. Therefore, there is a need for a method for manufacturing an upper metal coping which can realize integrated manufacturing, improve accuracy and productivity, and provide a traceability function. Disclosure of Invention According to the integrated printing method and system for the metal inner crown on the upper portion of the planting machine, seamless connection between the threaded base and the inner crown is achieved through integrated printing, meanwhile, accurate positioning and patient information tracing are achieved through combination of laser marking, and product quality and production efficiency are improved. The invention provides an integrated printing method for planting an upper metal inner crown, which comprises the following steps: step 1, controlling metal printing equipment to execute a base printing task according to a production task to obtain a plurality of threaded bases, and marking the printing position of the inner crown corresponding to each threaded base by utilizing multifunctional laser equipment; Step2, conveying each threaded base to a quality supervision area to perform product qualification verification, and obtaining the qualification condition of each threaded base; Step 3, controlling the metal printing equipment to print the inner crown at the inner crown printing position of the qualified threaded base with normal qualification conditions to obtain an integrated inner crown; and 4, determining a matched patient corresponding to each integrated inner crown according to the production task, and setting a corresponding coding mark for each integrated inner crown by utilizing the multifunctional laser equipment. In one embodiment of the present invention, in one possible implementation, Further comprises: determining the number of the production according to the production task; When the actual production quantity corresponding to the integrated inner crown is inconsistent with the current production quantity, determining an incomplete subtask according to the coding mark; controlling the metal printing equipment to carry out supplementary printing according to the unfinished subtasks; when the supplementary printing is continuously carried out for 3 times, constructing a three-dimensional structure to be printed according to each unfinished subtask; Parameter adjustment is carried out on the metal printing equipment according to the three-dimensional structure to be printed, the adjusted metal printing equipment is utilized for carrying out supplementary printing, In one embodiment of the present invention, in one possible implementation, The step 1 comprises the following steps: step 11, identifying a plurality of printing subtasks contained in the production task, respectively drawing a three-dimensional internal crown structure corresponding to each printing subtask, regarding the printing subtasks with the same three-dimensional internal crown structure as the same printing class, and obtaining printing different p