CN215606408U

CN215606408U - Adjustable orthodontic wire forming tool

Info

Publication number: CN215606408U
Application number: CN202122084002.1U
Authority: CN
Inventors: 唐正清
Original assignee: Changsha Tiantian Dental Equipment Co ltd
Current assignee: Changsha Tiantian Dental Equipment Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-25
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses an adjustable orthodontic wire forming tool which comprises a pressing handle, a groove handle and a groove shaft, wherein one end of the groove shaft is fixedly assembled on the groove handle, an adjusting sleeve is movably assembled at the end part of the groove shaft, which protrudes out of the groove handle, the adjusting sleeve extends towards the direction of the groove handle to form a pressing end, and a groove for placing a square wire to be formed is formed between the pressing end and the groove shaft; the pressing handle is provided with a rotating shaft towards the end face of the groove handle, the rotating shaft penetrates through the groove shaft and the adjusting sleeve and is inserted into a slot formed in the groove handle, a limiting ring is assembled at the position where the rotating shaft protrudes out of the groove handle, a pressing needle is arranged at the position, close to the rotating shaft, of the pressing handle, and the pressing needle presses the square wires to be formed in the groove along with the movement of the pressing handle. The utility model can rapidly and accurately process square wires with different specifications and sizes, avoids shaking during bending, effectively ensures the precision of the bent dental arch wire and achieves the effect of rapidly, conveniently and accurately bending the required dental arch wire.

Description

Adjustable orthodontic wire forming tool

Technical Field

The utility model relates to the technical field of dental appliances, in particular to an adjustable orthodontic wire forming tool.

Background

The dental arch wire is a device for dentition orthopedics and is a key component for connecting a tooth fixing appliance and transferring an orthodontic force. For the correction of the tooth position deformity, a plurality of brackets are generally bonded on the tooth, a dental arch wire is embedded in an arch wire groove of each bracket and is fixed on the bracket, the dental arch wire applies various types of correction force to the tooth through the bracket, and the tooth with the position deformity is gradually moved and corrected, so that the aim of correcting the tooth is achieved.

The dental arch wire has different specifications and sizes, and square wires with corresponding different specifications are selected to serve as the dental arch wire according to the difference of the tooth position deformity conditions of different patients and different requirements of different correction stages. Meanwhile, in the orthodontic correction process of the oral cavity, the arch wire is required to be subjected to arch pre-bending outside the mouth according to the arch forms of different patients, and the arch wire with the arch form of the initial patient is bent to be used. The square wire arch former is a forming tool for bending the dental arch wire by using square wires with different specifications and sizes in clinic.

The existing orthodontic arch wire bending forming tool is characterized in that a plurality of grooves with corresponding sizes are machined on a groove shaft according to the sizes of square wires with different specifications, each groove can only be filled with the square wire with the corresponding specification, the square wire is just clamped into the groove, and meanwhile, the groove cannot shake (the square wire and the groove are in a transition fit state), so that the groove into which the square wire is required to be filled is high in size machining precision (the machining precision is less than 0.02mm), but the machining is difficult to control, the rejection rate is high, and the machining cost is high; meanwhile, the size of the square wire used by people also has size deviation, so that even if the groove processing precision is highest, the matching between the square wire and the groove is difficult to control finally, the square wire shakes in the groove to different degrees during bending, the bending precision of the arch wire is influenced, and the flatness of the bent arch wire of the tooth is difficult to ensure; in addition, the square wires with different specifications are bent, grooves with corresponding specifications are required to be found and clamped into the square wires, the grooves are not clamped well during operation, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems to a certain extent, and provides an adjustable orthodontic wire forming tool which can be used for quickly and accurately processing square wires with different specifications and sizes, avoids shaking during bending, effectively ensures the precision of a bent dental arch wire and achieves the effect of quickly, conveniently and accurately bending the required dental arch wire.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the adjustable orthodontic wire forming tool comprises a pressing handle, a groove handle and a groove shaft, wherein one end of the groove shaft is fixedly assembled on the groove handle, the other end of the groove shaft protrudes out of the groove handle, the end part of the groove shaft, which protrudes out of the groove handle, is a stepped mounting end, an adjusting sleeve is movably assembled on the mounting end, the adjusting sleeve extends towards the direction of the groove handle to form a pressing end, and a groove for placing a square wire to be formed is formed between the pressing end and the groove shaft; the end face of the pressing handle facing the groove handle is provided with a rotating shaft, the rotating shaft penetrates through the groove shaft and the adjusting sleeve and is inserted into a slot arranged on the groove handle, the rotating shaft extends out of the groove handle along with the movement of the pressing handle, a limiting ring used for controlling the protruding length of the rotating shaft is assembled at the position of the rotating shaft extending out of the groove handle, an installation ring groove is arranged on the end face of the limiting ring, an auxiliary rotating block is arranged in the installation ring groove, and the auxiliary rotating block extends into a sliding groove arranged on the groove handle along with the compression of the limiting ring; the pressing handle is provided with a pressing needle at a position close to the rotating shaft, the pressing needle presses the square wire to be formed in the groove along with the movement of the pressing handle, and the end part of the pressing needle is clamped into a positioning groove formed in the groove handle.

Preferably, a connecting rod is arranged outside the limiting ring, and the connecting rod penetrates through a connecting through hole formed in the limiting ring and is fixedly connected with the groove handle, so that the limiting ring is movably sleeved on the connecting rod.

Preferably, the connecting rod is in clearance fit with the connecting through hole.

Preferably, the outer surface of the limiting ring is flush with the outer surface of the groove handle.

Preferably, the height of the limiting ring is greater than the height of the rotating shaft protruding out of the groove handle.

Preferably, the part of the auxiliary rotating block extending into the sliding chute is hemispherical.

Preferably, the pressing handle, the groove shaft, the rotating shaft and the adjusting sleeve are arranged coaxially.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:

the adjustable structure mode is adopted, the width of the groove can be adjusted, the groove with any required specification and size can be quickly and accurately adjusted, and the limitation that the groove is limited by the specification and size of the orthodontic square wire when the orthodontic square wire is bent and formed is solved; and the position that the axis of rotation goes out the groove handle is equipped with the spacing ring that is used for controlling the outstanding length of pivot, can take up the pivot after the spacing ring locking, the stability of pivot when guaranteeing to rotate can further improve the precision of buckling, only need during the operation to put into between groove axle and the adjusting collar with the square thread, the square thread can be carried out the system of bending to rotatory adjusting collar, because there is not the clearance problem between square thread and the groove during the system of bending moreover, so can effectively guarantee the precision of the tooth arch wire of bending out. Meanwhile, during operation, the square wires are placed into the bending die to be bent, so that the operation is simple, convenient, rapid and flexible, and the effect of rapidly, conveniently and accurately bending the needed dental arch wire is achieved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

In the drawings:

fig. 1 is a structural view of an adjustable orthodontic wire forming tool according to the present invention.

Reference numerals: 1-pressing a handle; 2-a groove handle; 3-a grooved shaft; 4-mounting end; 5-adjusting sleeve; 6-a pressing end; 7-a groove; 8-a rotating shaft; 9-slot; 10-a spacing ring; 11-installing a ring groove; 12-an auxiliary rotation block; 13-a chute; 14-a connecting rod; and 15-pressing the needle.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In the following description, it is to be understood that the orientations and positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "lateral", "vertical", "horizontal", "top", "bottom", "inner", "outer", "leading", "trailing", and the like are configured and operated in specific orientations based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate that the device or element referred to must have a specific orientation, and thus, are not to be construed as limiting the present invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "second", "first", etc. are only for convenience in describing the technical solution and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "second", "first", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the utility model. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

As shown in fig. 1, the utility model provides an adjustable orthodontic wire forming tool, which comprises a pressing handle 1, a slot handle 2 and a slot shaft 3, wherein one end of the slot shaft 3 is fixedly assembled on the slot handle 2, the other end of the slot shaft protrudes out of the slot handle 2, the end part of the slot shaft 3 protruding out of the slot handle 2 is a stepped mounting end 4, an adjusting sleeve 5 is movably assembled on the mounting end 4, the adjusting sleeve 5 extends towards the slot handle 2 to form a pressing end 6, and a slot 7 for placing a square wire to be formed is formed between the pressing end 6 and the slot shaft 3; the end face, facing the groove handle 2, of the pressing handle 1 is provided with a rotating shaft 8, the rotating shaft 8 penetrates through the groove shaft 3 and the adjusting sleeve 5 and is inserted into a slot 9 formed in the groove handle 2, the rotating shaft 8 protrudes out of the groove handle 2 along with the movement of the pressing handle 1, a limiting ring 10 used for controlling the protruding length of the rotating shaft 8 is assembled at the position of the rotating shaft 8 protruding out of the groove handle 2, an installation ring groove 11 is formed in the end face, facing the groove handle 2, of the limiting ring 10, an auxiliary rotating block 12 is arranged in the installation ring groove 11, and the auxiliary rotating block 12 extends into a sliding groove 13 formed in the groove handle 2 along with the compression of the limiting ring 10; the position that presses handle 1 to be close to pivot 8 is equipped with tucking 15, tucking 15 pushes down the side silk of treating in the groove 7 along with the removal of pressing handle 1, and its tip card is gone into to the constant head tank that groove handle 2 set up, press handle 1, groove handle 2, grooved shaft 3, pivot 8, spacing ring 10 and adjusting collar 5 to set up with the axle center.

The width of the groove 7 can be adjusted by adopting an adjustable structural mode, the groove 7 with any required specification and size can be quickly and accurately directly adjusted, and the limitation that the groove 7 is limited by the specification and size of the orthodontic square wire when the orthodontic square wire is bent and formed is solved; and the position that pivot 8 is outstanding groove handle 2 is equipped with the spacing ring 10 that is used for controlling 8 outstanding length of pivot, can take up pivot 8 after the spacing ring 10 locks, the stability of pivot 8 when guaranteeing to rotate, can further improve the precision of buckling, only need put into between groove axle 3 and the adjusting collar 5 with the square wire during operation, rotatory adjusting collar 5, it can carry out the system of bending to clip the square wire gently, and because there is not the clearance problem between square wire and the groove 7 during the system of bending, so can effectively guarantee the precision of the tooth arch wire of bending. Meanwhile, during operation, the square wires are placed into the bending die to be bent, so that the operation is simple, convenient, rapid and flexible, and the effect of rapidly, conveniently and accurately bending the needed dental arch wire is achieved.

In this embodiment, a connecting rod 14 is arranged outside the limiting ring 10, the connecting rod 14 passes through a connecting through hole formed in the limiting ring 10 and is fixedly connected with the groove handle 2, so that the limiting ring 10 is movably sleeved on the connecting rod 14, wherein the connecting rod 14 is in clearance fit with the connecting through hole, and the limiting ring 10 is mounted on the connecting rod 14 in an unused state through the structure, so that the limiting ring 10 is used as a movable part on the groove handle 2, and the loss of the limiting ring 10 is avoided.

In this embodiment, the outer surface of the stop collar 10 is flush with the outer surface of the slot shank 2, so that the stop collar 10 can be easily held during use.

In this embodiment, the height of the limiting ring 10 is greater than the height of the rotating shaft 8 protruding out of the slot handle 2, so that there is enough space to adjust the rotating shaft 8, and meanwhile, the rotating shaft 8 is placed in the limiting ring 10 to improve the overall appearance.

In this embodiment, the portion of the auxiliary rotating block 12 extending into the sliding slot 13 is hemispherical, and the hemispherical structure facilitates the rotation of the limiting ring 10.

It is to be understood that the foregoing examples, while indicating the preferred embodiments of the utility model, are given by way of illustration and description, and are not to be construed as limiting the scope of the utility model; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.

Claims

1. An orthodontic wire forming tool with adjustable which characterized in that: the square wire forming machine comprises a pressing handle, a groove handle and a groove shaft, wherein one end of the groove shaft is fixedly assembled on the groove handle, the other end of the groove shaft protrudes out of the groove handle, the end part of the groove shaft, which protrudes out of the groove handle, is a stepped installation end, an adjusting sleeve is movably assembled on the installation end, the adjusting sleeve extends towards the direction of the groove handle to form a pressing end, and a groove for placing a square wire to be formed is formed between the pressing end and the groove shaft; the end face of the pressing handle facing the groove handle is provided with a rotating shaft, the rotating shaft penetrates through the groove shaft and the adjusting sleeve and is inserted into a slot arranged on the groove handle, the rotating shaft extends out of the groove handle along with the movement of the pressing handle, a limiting ring used for controlling the protruding length of the rotating shaft is assembled at the position of the rotating shaft extending out of the groove handle, an installation ring groove is arranged on the end face of the limiting ring, an auxiliary rotating block is arranged in the installation ring groove, and the auxiliary rotating block extends into a sliding groove arranged on the groove handle along with the compression of the limiting ring; the pressing handle is provided with a pressing needle at a position close to the rotating shaft, the pressing needle presses the square wire to be formed in the groove along with the movement of the pressing handle, and the end part of the pressing needle is clamped into a positioning groove formed in the groove handle.

2. The adjustable orthodontic wire forming tool of claim 1, wherein: the outside of the limiting ring is provided with a connecting rod, and the connecting rod passes through a connecting through hole arranged on the limiting ring and is fixedly connected with the groove handle, so that the limiting ring is movably sleeved on the connecting rod.

3. The adjustable orthodontic wire forming tool of claim 2, wherein: the connecting rod is in clearance fit with the connecting through hole.

4. The adjustable orthodontic wire forming tool of claim 1, wherein: the outer surface of the limiting ring is flush with the outer surface of the groove handle.

5. The adjustable orthodontic wire forming tool of claim 1, wherein: the height of the limiting ring is greater than that of the rotating shaft protruding out of the groove handle.

6. The adjustable orthodontic wire forming tool of claim 1, wherein: the part of the auxiliary rotating block extending into the sliding chute is hemispherical.

7. The adjustable orthodontic wire forming tool of claim 1, wherein: the pressing handle, the groove shaft, the rotating shaft and the adjusting sleeve are arranged coaxially.