A multi-axis rotating jaw frame

Abstract

The present application relates to a multi-axis rotating jaw frame, which at least includes a connecting frame, an upper jaw body rotatably connected to the upper end of the connecting frame, a lower jaw body connected to the lower end of the connecting frame, and a cutting guide pin assembly connected between the upper jaw body and the lower jaw body; an upper fixing plate is provided in the middle of the upper jaw body, and a lower fixing plate is provided in the middle of the lower jaw body; the upper jaw body is also provided with a rotating assembly, and the rotating assembly is connected between the upper jaw body and the upper fixing plate. The beneficial effects of the present application are as follows: the present application realizes multi-axis rotation of the upper fixing plate through the rotating assembly, which is suitable for dental models in various positions; improves the application scope of the jaw frame to meet the needs of simulating occlusion of dental models in various positions. At the same time, the operation steps of the maxillary frame are simplified to improve the accuracy of dental model testing.

Description

Technical Field

[0001] The present application relates to the technical field of dental product manufacturing, and more specifically, to a multi-axis rotating jaw frame. Background Art

[0002] The jaw frame is a mechanical device used to simulate the structure and function of the human masticatory organ in the laboratory, so that the denture made on the dental plaster model can be brought into the oral cavity to achieve morphological and functional coordination with the body. In the current jaw frame, the upper fixing plate of the jaw frame is difficult to move, and the range of fixing the upper dental mold is limited, and the dental mold varies from person to person and has different shapes; the existing dental mold has a limited scope of application, and it is difficult to simulate the occlusion of dental molds of various shapes. Summary of the invention

[0003] In order to overcome the problem that the existing dental models in the prior art have a limited scope of application and are difficult to simulate occlusion of dental models of various shapes, the technical problem to be solved by the present application is to provide a multi-axis rotating jaw frame.

[0004] A multi-axis rotating jaw frame, comprising at least a connecting frame, an upper jaw body rotatably connected to the upper end of the connecting frame, a lower jaw body connected to the lower end of the connecting frame, and a cutting guide needle assembly connected between the upper jaw body and the lower jaw body;

[0005] An upper fixing plate is provided in the middle of the upper jaw body, and a lower fixing plate is provided in the middle of the lower jaw body;

[0006] The upper jaw body is also provided with a rotating assembly, and the rotating assembly is connected between the upper jaw body and the upper fixing plate.

[0007] Optionally, the rotating assembly includes a first fixed arm, a second fixed arm, and at least one rotating arm, the first fixed arm is fixed to the lower surface of the maxillary body, the second fixed arm is fixed to the upper surface of the upper fixed plate, a rotating shaft is provided at one end of the rotating arm, and a sleeve is provided at the other end of the rotating arm, the rotating shaft extends into the first fixed arm, and the sleeve is sleeved on the second fixed arm; the maxillary body is connected to the upper fixed plate in a multi-axis rotation through the rotating assembly.

[0008] Optionally, the shaft sleeve and the first fixed arm are also provided with a first adjusting knob.

[0009] Optionally, the cutting guide needle assembly includes a cutting guide needle, a cushion block, and a second adjusting knob; the cushion block is arranged at the free end of the mandibular body, the cutting guide needle extends into a through hole arranged at the free end of the maxillary body, and the cutting guide needle is inserted into the cushion block; the second adjusting knob passes through the mandibular body and abuts against the cutting guide needle.

[0010] Optionally, magnetic blocks and mounting grooves distributed along the circumference of the magnetic blocks are provided in the middle of the relative surfaces of the upper fixing plate and the lower fixing plate.

[0011] Optionally, at least one extension plate is provided at one end of the mandibular body connected to the connecting frame, and the connecting frame is integrally connected to the extension plate.

[0012] Optionally, a connecting component is further provided between the upper jaw body and the connecting frame, and the upper jaw body and the connecting frame are rotatably connected via the connecting component.

[0013] Optionally, the connecting assembly includes a rotating rod arranged on the upper jaw body, the two ends of the rotating rod are respectively connected to the two sides of the upper end of the connecting frame, and the rotating rod is also provided with a movable groove, and mounting bolts are provided on both sides of the upper end of the connecting frame, and the mounting bolts pass through the connecting frame and extend into the movable groove.

[0014] Optionally, at least one elastic member is further provided on the connecting assembly, one end of the elastic member is connected to the upper jaw body, and the other end of the elastic member is connected to the connecting frame.

[0015] Optionally, the upper jaw body is provided with a first limit block, and the connecting frame is provided with a second limit block; when the upper jaw body and the lower jaw body are arranged in parallel, the first limit block abuts against the second limit block.

[0016] Compared with the prior art, the beneficial effects of the present application are as follows: the present application realizes multi-axis rotation of the upper fixing plate through the rotating assembly, which is applicable to various forms of dental models; the application range of the jaw frame is improved to meet the simulated occlusion of dental models of various shapes. To improve the accuracy of the dental model test. At the same time, the rotating assembly of the present application can be provided with one or more rotating arms, wherein two rotating arms can be designed to realize multi-axis rotation and reduce the volume of the jaw frame; a first adjustment knob can also be provided on the shaft sleeve to lock the rotating shaft inserted into the shaft sleeve, thereby further expanding the movement range of the upper fixing plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The structure of the jaw frame of the embodiment of the present application is shown in FIG. Figure 1 .

[0018] Figure 2 The structure of the jaw frame of the embodiment of the present application is shown in FIG. Figure 2 .

[0019] Figure 3 It is a schematic diagram of a rotating assembly according to an embodiment of the present application. DETAILED DESCRIPTION

[0020] The present application is further described below in conjunction with specific implementation methods.

[0021] The same or similar numbers in the drawings of the embodiments of the present application correspond to the same or similar parts; in the description of the present application, it should be understood that if the terms "upper", "lower", "left", "right", "top", "bottom", "inside", "outside", etc. indicate the orientation or position relationship, it is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent.

[0022] In addition, if there are terms such as "first" and "second", they are only used for descriptive purposes, mainly to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used to indicate or imply the relative importance and quantity of the indicated devices, elements or components, and cannot be understood as indicating or implying relative importance.

[0023] In such Figure 1-3 In the described embodiment, the present application provides a multi-axis rotating jaw frame, which at least includes a connecting frame 1, an upper maxillary body 2 rotatably connected to the upper end of the connecting frame 1, a lower mandibular body 3 connected to the lower end of the connecting frame 1, and a cutting guide needle assembly 4 connected between the upper maxillary body 2 and the lower mandibular body 3; an upper fixed plate 5 is provided in the middle of the upper maxillary body 2, and a lower fixed plate 6 is provided in the middle of the lower mandibular body 3; the upper maxillary body 2 is also provided with a rotating assembly, and the rotating assembly is connected between the upper maxillary body 2 and the upper fixed plate. In this embodiment, the jaw frame of the present application fixes the lower dental model on the lower fixed plate 6, and fixes the upper dental model on the upper fixed plate 5, and the position of the dental model is positioned by the cutting guide pin assembly 4. After positioning, the maxillary body 2 is rotated along the connecting frame 1 so that the upper fixed plate 5 and the lower fixed plate 6 are arranged opposite to each other, that is, the upper dental model and the lower dental model are occluded together to simulate the scene of tooth occlusion; at the same time, during the installation of the dental model, the upper dental model can be adjusted by adjusting the rotating assembly 7 to achieve multi-angle movement such as up and down, front and back, left and right, so as to be suitable for the adjustment of dental models of various shapes and positions, determine the position of the maxillary model, and realize simulated tooth movement. The present application realizes multi-axis rotation of the upper fixed plate through the rotating assembly 7, which is suitable for dental models of various shapes and positions; improves the scope of application of the jaw frame to meet the simulated occlusion of dental models of various shapes. To improve the accuracy of dental model testing.

[0024] In such Figure 3In the illustrated embodiment, the rotating assembly 7 includes a first fixed arm 71, a second fixed arm 72, and at least one rotating arm 73. The first fixed arm 71 is fixed to the lower surface of the maxillary body 2, the second fixed arm 72 is fixed to the upper surface of the upper fixed plate 5, a rotating shaft is provided at one end of the rotating arm 73, and a shaft sleeve is provided at the other end of the rotating arm 73. The rotating shaft extends into the first fixed arm 71, and the shaft sleeve is sleeved on the second fixed arm 72. The maxillary body 2 is connected to the upper fixed plate 5 in a multi-axis rotation via the rotating assembly. In this embodiment, the first fixed arm 71 and the second fixed arm 72 can be bushings or rotating shafts connected to other parts of the jaw frame; in this embodiment, the first fixed arm 71 is a bushing and the second fixed arm 72 is a rotating shaft, wherein the rotating shaft of the rotating arm 73 extends into the first fixed arm 71, and the bushing of the rotating arm 73 is sleeved on the second fixed arm 72. The first fixed arm 71, the second fixed arm 72, and the rotating arm 73 are rotatably connected to each other. At the same time, a first adjusting knob 74 can be provided on the bushing, and the first adjusting knob 74 can be screwed with the bushing, wherein a screw hole is provided on the bushing, and the screw of the first adjusting knob 74 extends into and is screwed on the screw hole for fixing. When the rotating shaft extends into the bushing, the first adjusting knob 74 can be rotated to make the screw of the first adjusting knob 74 abut against the rotating shaft, so that the rotating shaft cannot rotate, thereby achieving locking of the rotating shaft. The rotating assembly of the present application may be provided with one or more rotating arms 73, wherein two rotating arms 73 may be designed to realize multi-axis rotation and reduce the volume occupied by the jaw frame; a first adjusting knob 74 may also be provided on the sleeve to lock the rotating shaft extending into the sleeve.

[0025] In some embodiments, the cutting guide needle assembly 4 includes a cutting guide needle 41, a cushion block 42, and a second adjustment knob 43; the cushion block 42 is arranged at the free end of the mandibular body 3, the cutting guide needle 41 extends into the through hole arranged at the free end of the maxillary body 2, and the cutting guide needle 41 is inserted into the cushion block 42; the second adjustment knob 43 passes through the mandibular body 3 and abuts against the cutting guide needle 41. In this embodiment, the upper dental cast and the lower dental cast of the present application are respectively fixed on the upper fixing plate 5 and the lower fixing plate 6, and are positioned by the cutting guide needle 41. The specific steps are: align the center of the upper dental cast or the upper dental cast with the cutting guide needle 41 to achieve positioning. Among them, the cutting guide needle 41 can also adjust the length between the maxillary body 2 and the mandibular body 3 by the second adjustment knob 43.

[0026] In some embodiments, a magnetic block 51 and mounting grooves distributed circumferentially along the magnetic block 51 are provided in the middle of the relative surfaces of the upper fixing plate 5 and the lower fixing plate 6. In this embodiment, the dental mold is fixed to the upper fixing plate 5 or the lower fixing plate 6 by magnetic attraction, wherein a magnetic part or metal part matching the magnetic block 51 is provided in the dental mold, so that the dental mold is magnetically fixed to the upper fixing plate 5 or the lower fixing plate 6; and a mounting protrusion matching the mounting groove is also provided on the dental mold. The dental mold is installed on the upper fixing plate 5 and the lower fixing plate 6 through the magnetic block 51 and the mounting groove.

[0027] In some embodiments, at least one extension plate is provided at one end of the mandibular body 3 connected to the connecting frame 1, and the connecting frame 1 is integrally connected to the extension plate. In this embodiment, the mandibular body 3 is provided with two extension plates, the connecting frame 1 includes two support rods, and the connecting frame 1 is fixedly connected to the extension plate through the two support rods. The present application improves the overall stability of the mandibular frame by providing two support rods.

[0028] In some embodiments, the connection assembly 8 includes a rotating rod 81 arranged on the upper jaw, and the two ends of the rotating rod 81 are respectively connected to the two sides of the upper end of the connecting frame 1, and the rotating rod 81 is also provided with a movable groove 86, and the two sides of the upper end of the connecting frame 1 are provided with mounting bolts 83, and the mounting bolts 83 are inserted into and set through the movable groove 86 of the connecting frame 1. In this embodiment, the rotating rod 81 is connected to the two sides of the upper end of the connecting frame 1, and is rotatably connected by the mounting bolts 83, wherein the movable groove 86 is designed according to the occlusal trajectory of the teeth, one end of the mounting bolt 83 is inserted into the movable groove 86, and is movably connected with the movable groove 86. In this application, the tooth occlusion process can be simulated by rotating the mounting bolts 83.

[0029] In one implementation of the above embodiment, at least one elastic member 82 is further provided on the connection assembly 8, one end of the elastic member 82 is connected to the maxillary body 2, and the other end of the elastic member 82 is connected to the connection frame 1. In this embodiment, the elastic member 82 can be a spring, and the present application is provided with two springs, which are arranged adjacent to each other and are both connected between the maxillary body 2 and the connection frame 1. When the maxillary body 2 is lifted upward, the elastic member 82 will cause the spring to generate a downward pulling force, and when the maxillary body 2 is not subjected to force, the maxillary body 2 rebounds to a position parallel to the mandibular body 3; at the same time, when the maxillary body 2 rotates back to a position parallel to the mandibular body 3, the elastic member 82 also provides support force to the maxillary body 2, so that the maxillary body 2 and the connection frame 1 can rotate more easily, and it is more convenient to simulate the tooth process.

[0030] In one implementation of the above embodiment, the maxillary body 2 is provided with a first limit block 84, and the connecting frame 1 is provided with a second limit block 85; when the maxillary body 2 and the mandibular body 3 are arranged in parallel, the first limit block 84 abuts against the second limit block 85. The present application prevents the maxillary body 2 and the connecting frame 1 from rotating too much by using the first limit block 84 and the second limit block 85, thereby protecting the mandibular frame.

[0031] The present application realizes multi-axis rotation of the upper fixed plate 5 through the rotating component 7, which is applicable to dental models of various shapes; improves the applicable scope of the jaw frame to meet the simulated occlusion of dental models of various shapes. To improve the accuracy of dental model testing. The upper dental model can be moved up and down, front and back, left and right, etc. by adjusting the rotating component 7, so as to be applicable to dental models of various shapes and positions, determine the position of the maxillary model, and realize simulated tooth movement. The present application realizes multi-axis rotation of the upper fixed plate through the rotating component 7, which is applicable to dental models of various shapes and positions; improves the applicable scope of the jaw frame to meet the simulated occlusion of dental models of various shapes. To improve the accuracy of dental model testing. At the same time, the rotating component 7 of the present application can be provided with one or more rotating arms 73, wherein two rotating arms 73 can be designed to achieve multi-axis rotation and reduce the volume occupied by the jaw frame; a first adjusting knob 74 can also be provided on the sleeve to lock the rotating shaft inserted into the sleeve, further expanding the movement range of the upper fixed plate.

[0032] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation methods of the present application. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present application should be included in the protection scope of the claims of the present application.

Claims

1. A multi-axis rotating jaw frame, characterized in that: The device comprises at least a connecting frame (1), an upper jaw body (2) rotatably connected to the upper end of the connecting frame (1), a lower jaw body (3) connected to the lower end of the connecting frame (1), and a cutting guide needle assembly (4) connected between the upper jaw body (2) and the lower jaw body (3); An upper fixing plate (5) is arranged in the middle of the upper jaw body (2), and a lower fixing plate (6) is arranged in the middle of the lower jaw body (3); The upper jaw body (2) is further provided with a rotating assembly (7), and the rotating assembly (7) is connected between the upper jaw body (2) and the upper fixing plate (5); The rotating assembly (7) comprises a first fixed arm (71), a second fixed arm (72), and at least one rotating arm (73); the first fixed arm (71) is fixed to the lower surface of the upper jaw body (2); the second fixed arm (72) is fixed to the upper surface of the upper fixed plate (5); a rotating shaft is arranged at one end of the rotating arm (73); a shaft sleeve is arranged at the other end of the rotating arm (73); the rotating shaft extends into the first fixed arm (71); and the shaft sleeve is sleeved on the second fixed arm (72); the upper jaw body (2) is connected to the upper fixed plate (5) in a multi-axis rotation manner through the rotating assembly (7); The shaft sleeve and the first fixed arm (71) are also provided with a first adjustment knob (74); The cutting guide needle assembly (4) comprises a cutting guide needle (41), a cushion block (42), and a second adjusting knob (43); the cushion block (42) is arranged at the free end of the mandibular body (3), the cutting guide needle (41) extends into a through hole arranged at the free end of the maxillary body (2), and the cutting guide needle (41) is inserted into the cushion block (42); the second adjusting knob (43) passes through the mandibular body (3) and abuts against the cutting guide needle (41); A magnetic block (51) and mounting grooves distributed along the circumference of the magnetic block (51) are provided in the middle of the relative surfaces of the upper fixing plate (5) and the lower fixing plate (6).

2. The multi-axis rotating jaw frame according to claim 1, characterized in that: The mandibular body (3) is provided with at least one extension plate at one end connected to the connecting frame (1), and the connecting frame (1) is integrally connected to the extension plate.

3. The multi-axis rotating jaw frame according to claim 2, characterized in that: A connecting assembly (8) is further provided between the upper jaw body (2) and the connecting frame (1), and the upper jaw body (2) and the connecting frame (1) are rotatably connected via the connecting assembly (8).

4. The multi-axis rotating jaw frame according to claim 3, characterized in that: The connecting assembly (8) comprises a rotating rod (81) arranged on the upper jaw body, the two ends of the rotating rod (81) are respectively connected to the two sides of the upper end of the connecting frame (1), and the rotating rod (81) is also provided with a movable groove (86), and the two sides of the upper end of the connecting frame (1) are provided with mounting bolts (83), and the mounting bolts (83) pass through the connecting frame (1) and extend into the movable groove (86) for installation.

5. The multi-axis rotating jaw frame according to claim 3, characterized in that: The connection assembly (8) is further provided with at least one elastic member (82), one end of the elastic member (82) being connected to the upper jaw body (2), and the other end of the elastic member (82) being connected to the connection frame (1).

6. The multi-axis rotating jaw frame according to claim 5, characterized in that: The upper jaw body (2) is provided with a first limit block (84), and the connecting frame (1) is provided with a second limit block (85); when the upper jaw body (2) and the lower jaw body (3) are arranged in parallel, the first limit block (84) abuts against the second limit block (85).

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