CN219190386U

CN219190386U - Dental model locating plate

Info

Publication number: CN219190386U
Application number: CN202223319204.0U
Authority: CN
Inventors: 李祖安; 袁博; 谢卓; 郭棋
Original assignee: Guangzhou Riton Biomaterial Co Ltd
Current assignee: Guangzhou Riton Biomaterial Co Ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-16
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the technical field of dental molds, and particularly provides a dental mold positioning plate which comprises a plate body, wherein a plurality of positioning rods extend outwards from the plate body, and each positioning rod is provided with a positioning hole; the positioning rod and the plate body are positioned on the same horizontal plane; the edge of the plate body is of an arc-shaped structure. The dental model locating plate can locate the dental model, improve the cutting precision and the product quality and save the material cost.

Description

Dental model locating plate

Technical Field

The utility model relates to the technical field of dental molds, in particular to a dental mold positioning plate.

Background

The invisible appliance without bracket is a transparent elastic material movable appliance designed and manufactured by computer assistance, which is a series of continuous appliances and achieves the aim of tooth correction by continuously moving teeth in a small range.

The current manufacturing method of the bracket-free invisible appliance comprises the following steps: covering the diaphragm on the dental model with the locating plate in a vacuum film pressing mode; cutting the solid dental model covered with the diaphragm by taking a cutting line of the three-dimensional dental model as a cutting path, and demolding the diaphragm to form the appliance after the cutting is completed. Most of the existing tooth mold positioning plates are square plate bodies, tooth molds are fixed on the square plate bodies, but the square plate bodies are printed with a plurality of materials, and the square plate bodies are provided with edges and corners, resin liquid is easy to remain, and the square positioning plates have no identifiable characteristic boundaries, so that errors are easy to generate when the automatic cutting machine cuts, and quality problems are caused.

Disclosure of Invention

The utility model aims to provide a dental model locating plate which can locate a dental model, improve the cutting precision and the product quality and save the material cost.

In order to solve the technical problems, the utility model provides a dental model locating plate, which comprises a plate body, wherein a plurality of locating rods extend outwards from the plate body, and each locating rod is provided with a locating hole; the positioning rod and the plate body are positioned on the same horizontal plane; the edge of the plate body is of an arc-shaped structure.

Optionally, the positioning rod is provided with three.

Optionally, the positioning rod comprises a first positioning rod, a second positioning rod and a third positioning rod which are sequentially arranged clockwise, and the included angles of the first positioning rod, the second positioning rod and the third positioning rod are respectively 105 degrees; the included angle between the second positioning rod and the third positioning rod is 150 degrees.

Optionally, the locating lever includes first pole section and the second pole section that connects gradually, first pole section with the plate body is connected, the locating hole set up in first pole section, the diameter of locating hole is greater than the width of second pole section.

Optionally, the edge of the first pole segment has an arc structure corresponding to the positioning hole.

Optionally, the board body is provided with an information area, and the information area is provided with characters.

Optionally, the edge of the positioning hole is in a round corner structure.

Optionally, the plate body is provided with a center point, and the distance from the center point to the center point of each positioning hole is equal.

Optionally, the distance from the center of the positioning hole to the center point is 10-15 mm.

Optionally, the diameter of the positioning hole is 3-5 mm.

According to the dental model locating plate, the utility model has at least the following beneficial effects:

the tooth mold locating plate is provided with the locating rods on the plate body, the locating rods can be used for carrying out multipoint connection and fixation on the tooth mold to ensure the position of the tooth mold, meanwhile, the locating holes are formed in the locating rods and can be matched with external locating pins to fix the position of the tooth mold, and the accurate position of the tooth mold in the cutting process is ensured; in addition, the edge of plate body adopts the arc structure, and arc structure lines transition is mild, is difficult for remaining resin to can regard as identifiable characteristic boundary, compare more characteristic boundaries through making things convenient for outside cutting machine, can effectively reduce the error that produces in the cutting machine discernment process, improve the cutting quality of product.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a schematic view of a dental model locating plate according to an embodiment of the present utility model;

FIG. 2 is a schematic top view of a dental model locating plate according to an embodiment of the present utility model;

fig. 3 is a connection diagram of a dental model locating plate and a dental model according to an embodiment of the present utility model.

Reference numerals:

1. a plate body; 2. a positioning rod; 3. positioning holes; 4. an arc-shaped structure; 5. an information area; 6. tooth mould.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Referring to fig. 1 to 3, a preferred embodiment of the present utility model provides a dental model locating plate, which comprises a plate body 1, wherein a plurality of locating rods 2 extend outwards from the plate body 1, and each locating rod 2 is provided with a locating hole 3; the positioning rod 2 and the plate body 1 are positioned on the same horizontal plane; the edge of the plate body 1 is in an arc-shaped structure 4.

In some preferred embodiments of the present utility model, the arcuate structure 4 of the plate body 1 comprises a convex arcuate structure and a concave arcuate structure.

In some preferred embodiments of the utility model, the positioning rod 2 is provided with three. So, three locating levers 2 can be fixed to the dental cast 6 in a three-point connection mode, and connection stability is guaranteed.

In some preferred embodiments of the present utility model, the positioning rod 2 includes a first positioning rod 2, a second positioning rod 2 and a third positioning rod 2 sequentially arranged clockwise, and the included angles between the first positioning rod 2 and the second positioning rod 2 and between the first positioning rod 2 and the third positioning rod 2 are respectively 105 °; the included angle between the second positioning rod 2 and the third positioning rod 2 is 150 degrees. So, three locating lever 2 are triangle distribution, guarantee the homogeneity of atress, and guarantee tie point evenly distributed in whole tooth mould 6, further guarantee the steadiness.

In some preferred embodiments of the present utility model, the positioning rod 2 comprises a first rod section and a second rod section which are sequentially connected, the first rod section is connected with the plate body 1, the positioning hole 3 is formed in the first rod section, and the diameter of the positioning hole 3 is larger than the width of the second rod section. Thus, the positioning hole 3 is ensured to be close to the plate body 1, the position of the positioning hole 3 is prevented from being positioned at the labial side of the dental model 6, the detection range of the dental model 6 is reduced, and the precision is further improved.

In some preferred embodiments of the utility model, the edge of the first pole segment has an arcuate configuration corresponding to the locating hole 3. So, the edge of first pole section adopts arc structure, can further increase recognizable feature boundary, and is in the same place with the arc structure 4 of plate body 1, further makes things convenient for the discernment contrast of outside cutting machine to feature boundary, makes things convenient for the cutting.

In some preferred embodiments of the utility model, the plate body 1 is provided with an information area 5, the information area 5 being provided with characters. In this way, it is possible to facilitate the staff to identify the information of each dental model 6.

In some preferred embodiments of the utility model, the edges of the locating holes 3 are rounded. In this way, the positioning hole 3 can be matched with an external positioning pin conveniently.

In some preferred embodiments of the present utility model, the plate body 1 has a center point, and the center of each positioning hole 3 is equidistant from the center point. Therefore, symmetry can be ensured, and overall stability is improved.

In some preferred embodiments of the utility model, the distance from the center of the positioning hole 3 to the center point is 10-15 mm. Further, the distance from the center of the positioning hole 3 to the center point is 14mm.

In some preferred embodiments of the utility model, the positioning holes 3 have a diameter of 3-5 mm. Further, the diameter of the positioning hole 3 is 3.5mm.

The preferred embodiment of the utility model provides a dental model locating plate, which is compared with the prior art:

the tooth mold positioning plate is characterized in that a plurality of positioning rods 2 are arranged on a plate body 1, the positioning rods 2 can be used for carrying out multipoint connection and fixation on a tooth mold 6 to ensure the position of the tooth mold 6, meanwhile, positioning holes 3 are arranged on the positioning rods 2, the positioning holes 3 can be matched with external positioning pins to fix the position of the tooth mold 6, and the accurate position of the tooth mold 6 in the cutting process is ensured; in addition, the edge of the plate body 1 adopts an arc-shaped structure 4, the transition of the line of the arc-shaped structure 4 is gentle, resin is not easy to remain, and the edge can be used as a recognizable characteristic boundary, so that the edge can be compared with more characteristic boundaries through a convenient external cutting machine, the error generated in the recognition process of the cutting machine can be effectively reduced, and the cutting quality of products is improved.

While the above is directed to the preferred embodiments of the present utility model, it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and the scope of the present utility model is also considered.

Claims

1. The dental model locating plate is characterized by comprising a plate body (1), wherein a plurality of locating rods (2) are outwards extended from the plate body (1), and each locating rod (2) is provided with a locating hole (3); the positioning rod (2) and the plate body (1) are positioned on the same horizontal plane; the edge of the plate body (1) is in an arc-shaped structure (4).

2. The dental model locating plate of claim 1, wherein: the positioning rods (2) are three.

3. The dental model locating plate of claim 2, wherein: the positioning rod (2) comprises a first positioning rod (2), a second positioning rod (2) and a third positioning rod (2) which are sequentially arranged clockwise, and the included angles between the first positioning rod (2) and the second positioning rod (2) as well as between the first positioning rod and the third positioning rod (2) are 105 degrees respectively; the included angle between the second positioning rod (2) and the third positioning rod (2) is 150 degrees.

4. The dental model locating plate of claim 1, wherein: the locating rod (2) comprises a first rod section and a second rod section which are sequentially connected, the first rod section is connected with the plate body (1), the locating hole (3) is formed in the first rod section, and the diameter of the locating hole (3) is larger than the width of the second rod section.

5. The dental model locating plate of claim 4, wherein: the edge of the first rod section is of an arc-shaped structure corresponding to the positioning hole (3).

6. The dental model locating plate of claim 1, wherein: the board body (1) is provided with an information area (5), and the information area (5) is provided with characters.

7. The dental model locating plate of claim 1, wherein: the edges of the positioning holes (3) are in round corner structures.

8. The dental model locating plate of claim 1, wherein: the plate body (1) is provided with a center point, and the distances from the center of each positioning hole (3) to the center point are equal.

9. The dental model locating plate of claim 8, wherein: the distance from the center of the positioning hole (3) to the center point is 10-15 mm.

10. The dental model locating plate of claim 9, wherein: the diameter of the positioning hole (3) is 3-5 mm.