CN210095957U - Dental 3D printing system - Google Patents
Dental 3D printing system Download PDFInfo
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- CN210095957U CN210095957U CN201920702109.8U CN201920702109U CN210095957U CN 210095957 U CN210095957 U CN 210095957U CN 201920702109 U CN201920702109 U CN 201920702109U CN 210095957 U CN210095957 U CN 210095957U
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Abstract
The utility model provides a dentistry 3D printing system, includes oral cavity data acquisition portion, oral cavity data processing portion and 3D printing portion, 3D printing portion includes that 3D beats printer head, to 3D beats printer head pay-off's a pay-off section of thick bamboo and is used for the fixing base of fixed pay-off section of thick bamboo, the pay-off section of thick bamboo carries out the pay-off through first motor, 3D printing portion still includes hardness detector and controller that is used for real-time detection printed product surface hardness, the pay-off section of thick bamboo with the fixing base passes through the articulated shaft of horizontally, the articulated shaft is by second motor drive, the controller with first motor, second motor and hardness detector are connected. The utility model discloses can be according to the detected value of hardness detector, by first motor of controller control and second motor, adjust the pay-off speed of a pay-off section of thick bamboo and the inclination of a pay-off section of thick bamboo, make the surface hardness who is printed the product reach expected value.
Description
Technical Field
The utility model relates to a 3D prints technical field, especially relates to a dentistry 3D printing system.
Background
In the field of oral medicine, particularly in the aspects of implant restoration and the like, the traditional guide plate is mainly used clinically, the effect after implant restoration and the anatomical structure of a jaw bone are only considered to a certain extent, and the traditional guide plate has certain limitations on the conditions of multi-tooth loss and insufficient jaw bone quantity. To achieve good repairing effect, the height, width, bone density and surrounding important anatomical structures of the alveolar at the edentulous part are carefully checked by an operator, a correct diagnosis and treatment plan is made, preoperative design is accurately transferred to an operation, although experienced doctors can accurately master the position, direction and depth of an implant in the operation according to X-ray images, the position of the implant and the predicted implant position are easy to deviate due to individual difference of the jaw anatomical structures and limitation of radiation conditions and position and visual field in the operation, and under the condition, bone perforation of an implant area and damage of adjacent important anatomical structures such as alveolar nerve tubes, upper frontal sinuses, incisal orifices and adjacent teeth are easy to cause. And improper implant position also affects the repair of the superstructure, thereby affecting the function and beauty after repair. Therefore, although the oral implant technology has been developed and the core technology has been gradually broken through and applied, physicians with high technical level and rich operation experience still need to perform careful work for hours, and high-intensity work such as diagnosis, anesthesia, implant selection, dental model perfusion, temporary crown design and fabrication, denture modification and assembly is needed. This is the main reason for the "high price, high risk" of oral implantations at present. There is therefore a need to find more convenient and reliable techniques for manufacturing dental implants.
Meanwhile, 3D printing is a technology for constructing an object by using a digital model file as a base and using an adhesive material such as powdered metal or plastic and the like by layer-by-layer printing. Through 20 years's development, this technique is more mature, because 3D prints and compares traditional numerical control technique, more save material, especially more obvious to the model advantage of the complex construction that is difficult to make, and in the oral cavity field, 3D printing technique also can be applied to the damaged restoration of oromaxillofacial surgery bone, the rebuilding and the printing of department of stomatology root canal, the preparation of just abnormal stealthy correction ware of mouth cavity, the preparation of planting the baffle in the mouth planting.
However, the existing dental 3D printing technology has the disadvantage that the printing system cannot automatically adjust the surface hardness of the printed product, and the surface hardness of the printed product often cannot reach the expected value.
SUMMERY OF THE UTILITY MODEL
Based on this, to the technical problem, provide a dentistry 3D printing system.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a dental 3D printing system comprises an oral cavity data acquisition part for acquiring image data of gum and tooth surfaces and image data of tooth hard tissues, an oral cavity data processing part for performing three-dimensional image recombination analysis according to the data from the oral cavity data acquisition part to acquire image data of a three-dimensional implant structure, and a 3D printing part for performing 3D printing according to the image data of the three-dimensional implant structure, wherein the 3D printing part comprises a 3D printing head, a feeding barrel for feeding the 3D printing head, and a fixing seat for fixing the feeding barrel, the feeding barrel is used for feeding materials through a first motor, the 3D printing part further comprises a hardness detector and a controller for detecting the surface hardness of a printed product in real time, the feeding barrel is hinged with the fixing seat through a horizontal hinged shaft, and the hinged shaft is driven by a second motor, the controller is connected with the first motor, the second motor and the hardness detector.
The fixing base comprises a shell, a driving bevel gear, a worm, a driven bevel gear and a turbine, the driving bevel gear, the worm, the driven bevel gear and the turbine are all arranged in the shell, the driving bevel gear is connected with the second motor, the worm is vertically arranged and meshed with the turbine, the driven bevel gear is fixed to one end of the worm and meshed with the driving bevel gear, the hinged shaft is fixed to the turbine, a fixing plate is arranged on the side face of the feeding barrel and connected with one end of the connecting arm, and the other end of the connecting arm is fixed to the hinged shaft.
The oral cavity data acquisition part comprises a three-dimensional scanner and an oral cavity cone beam CT machine.
The hardness detector is an indirect or direct hardness detector.
The utility model discloses can be according to the detected value of hardness detector, by first motor of controller control and second motor, adjust the pay-off speed of a pay-off section of thick bamboo and the inclination of a pay-off section of thick bamboo to automatically regulated is printed the surface hardness of product, makes the surface hardness who is printed the product reach expected value.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the 3D printing portion of the present invention;
fig. 3 is a schematic structural view of the fixing base of the present invention.
Detailed Description
As shown in fig. 1, a dental 3D printing system includes an oral data collecting part 110, an oral data processing part 120, and a 3D printing part 130, wherein the oral data collecting part 110 is connected to the oral data processing part 120, and the oral data processing part 120 is connected to the 3D printing part 130.
The oral cavity data acquisition unit 110 is used to acquire image data of gums and surfaces of teeth and image data of hard tooth tissues, which are alveolar bones.
In this embodiment, the oral cavity data acquisition part 110 includes a three-dimensional scanner 111 and an oral cavity cone beam CT machine 112, the three-dimensional scanner 111 and the oral cavity cone beam CT machine 112 are both connected to the oral cavity data acquisition part 110, a plaster model is obtained by taking out and molding the oral cavity of the patient by using an impression material, image data of the surface of the gum and the teeth is obtained by scanning the plaster model by the three-dimensional scanner 111, and the oral cavity cone beam CT machine 112 directly scans the oral cavity of the patient to obtain image data of the hard tissue of the teeth.
The oral data processing unit 120 is configured to perform three-dimensional image reconstruction analysis based on the data from the oral data acquisition unit 110, thereby obtaining three-dimensional implant structure image data.
The 3D printing unit 130 is configured to perform 3D printing based on the three-dimensional implant structure image data.
As shown in fig. 1 and 2, the 3D printing part 130 includes a 3D printing head (not shown), a feeding barrel 131 for feeding the 3D printing head, a fixing base 132, a hardness detector 133, and a controller 134.
The feeding barrel 131 is fed by a first motor 135 and is hinged with a fixed seat 132 by a horizontal hinged shaft 131a, the hinged shaft 131a is driven by a second motor 136, and the fixed seat 132 is fixed on a translation and lifting mechanism and can translate and lift during printing.
The hardness detector 133 is used to detect the surface hardness of the printed product 2 placed on the print tray 137 in real time. In the present embodiment, the hardness detector 133 is an indirect or direct hardness detector.
The controller 134 is used for controlling the first motor 135 and the second motor 136 according to the detection value of the hardness detector 133 so as to adjust the feeding speed and the inclination angle of the feeding barrel, and the controller 134 is connected with the first motor 135, the second motor 136, the hardness detector 133 and the oral cavity data processing part 120.
The utility model discloses can be according to hardness detector 133's detected value, by first motor 135 of controller 134 control and second motor 136, adjust the pay-off speed of a pay-off section of thick bamboo 131 and the inclination of a pay-off section of thick bamboo 131, make by the surface hardness of printing product 2 reach expected value.
Specifically, as shown in fig. 2 and 3, the fixing base 132 includes a housing 132a, a drive bevel gear 132b, a worm 132c, a driven bevel gear 132d, and a worm gear 132 e.
The driving bevel gear 132b, the worm gear 132c, the driven bevel gear 132d and the worm wheel 132e are all arranged in the housing 132a, the driving bevel gear 132b is connected with the second motor 136, the worm gear 132c is vertically arranged and meshed with the worm wheel 132d, the driven bevel gear 132d is fixed with one end of the worm gear 132c and meshed with the driving bevel gear 132b, the hinge shaft 131a is fixed with the worm wheel 132d, the side surface of the feeding barrel 131 is provided with a fixing plate 131b, the fixing plate 131b is connected with one end of a connecting arm 131c, the other end of the connecting arm 131c is fixed with the hinge shaft 131a, and the hinge shaft 131a is indirectly driven by the second motor 136 through the worm wheel 132d, the worm gear 132c, the driven bevel gear 132 d.
However, those skilled in the art should realize that the above embodiments are only used for illustrating the present invention and not used as a limitation of the present invention, and that the changes and modifications to the above embodiments are within the scope of the appended claims as long as they are within the true spirit of the present invention.
Claims (4)
1. A dental 3D printing system comprises an oral cavity data acquisition part for acquiring image data of gum and tooth surfaces and image data of tooth hard tissues, an oral cavity data processing part for performing three-dimensional image recombination analysis according to the data from the oral cavity data acquisition part to acquire image data of a three-dimensional implant structure, and a 3D printing part for performing 3D printing according to the image data of the three-dimensional implant structure, wherein the 3D printing part comprises a 3D printing head, a feeding barrel for feeding the 3D printing head, and a fixing seat for fixing the feeding barrel, the feeding barrel is fed by a first motor, the dental 3D printing system is characterized by further comprising a hardness detector and a controller for detecting the surface hardness of a printed product in real time, the feeding barrel is hinged with the fixing seat by a horizontal hinged shaft, and the hinged shaft is driven by a second motor, the controller is connected with the first motor, the second motor and the hardness detector.
2. The dental 3D printing system according to claim 1, wherein the fixing base comprises a housing, a driving bevel gear, a worm, a driven bevel gear and a worm wheel, the driving bevel gear, the worm, the driven bevel gear and the worm wheel are all arranged in the housing, the driving bevel gear is connected with the second motor, the worm is vertically arranged and meshed with the worm wheel, the driven bevel gear is fixed with one end of the worm and meshed with the driving bevel gear, the hinge shaft is fixed with the worm wheel, a fixing plate is arranged on the side surface of the feeding barrel and connected with one end of a connecting arm, and the other end of the connecting arm is fixed with the hinge shaft.
3. A dental 3D printing system as in claim 2, wherein the oral data acquisition portion comprises a three-dimensional scanner and an oral cone-beam CT machine.
4. A dental 3D printing system according to claim 2 or 3, wherein the hardness detector is an indirect or direct hardness detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920702109.8U CN210095957U (en) | 2019-05-16 | 2019-05-16 | Dental 3D printing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920702109.8U CN210095957U (en) | 2019-05-16 | 2019-05-16 | Dental 3D printing system |
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| CN210095957U true CN210095957U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920702109.8U Active CN210095957U (en) | 2019-05-16 | 2019-05-16 | Dental 3D printing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2755761C1 (en) * | 2020-11-30 | 2021-09-21 | Гюльнара Рафиковна Газиева | Device for manufacturing orthodontic removable plates |
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2019
- 2019-05-16 CN CN201920702109.8U patent/CN210095957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2755761C1 (en) * | 2020-11-30 | 2021-09-21 | Гюльнара Рафиковна Газиева | Device for manufacturing orthodontic removable plates |
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