CN216167990U

CN216167990U - Pneumatic telescoping device is used in preparation drawing of patterns of dental model

Info

Publication number: CN216167990U
Application number: CN202122463969.0U
Authority: CN
Inventors: 田占丰; 陈卓; 于琪; 刘俭林
Original assignee: Shenyang Jingsheng Zhenghe Medical Technology Co ltd
Current assignee: Shenyang Jingsheng Zhenghe Medical Technology Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-05
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a pneumatic telescopic device for preparing and demolding a dental model, and particularly relates to the field of dental model preparation. According to the utility model, the connecting rod is pulled out from the locking groove by using the adjusting plate, and then the pneumatic telescopic rod and the guide rod are pulled out from the L-shaped plate, so that the demoulding shovel plate is convenient to replace.

Description

Pneumatic telescoping device is used in preparation drawing of patterns of dental model

Technical Field

The utility model relates to the technical field of dental model preparation, in particular to a pneumatic telescopic device for preparing and demoulding a dental model.

Background

A dental cast is a model of a tooth, generally used in dentistry, for operations such as tooth restoration, reshaping, etc. Dental models are models used by physicians to analyze tooth shaping regimens and are typically made by mixing dentifrice and water, which, like toothpaste, has a minty taste when bitten. When the dental model is made into occlusion, the dental model can be divided into upper part and lower part, the upper part and the lower part are packed by a plastic box, the mouth is opened and sleeved on the teeth, when the occluded model is dry (about 3-5 minutes), the whole dental model is taken off, and other materials are used for making the dental model.

The existing dental model is usually prepared by 3D printing and forming by using a dental model forming pool and a dental model forming seat, and the existing dental model needs to be demoulded from the dental model forming seat by using a pneumatic telescopic device to drive a demoulding shovel plate after machining and forming. The existing pneumatic telescopic device and the demoulding shovel plate are usually fixed by welding, so that the demoulding shovel plate is inconvenient to replace.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, the embodiment of the present invention provides a pneumatic retracting device for demolding in dental model preparation, and the technical problems to be solved by the present invention are: how to facilitate the disassembly of the pneumatic telescopic device and the demoulding shovel plate.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dental model preparation pneumatic telescoping device for drawing of patterns, includes pneumatic telescoping cylinder and pneumatic telescopic link, flexible chamber has been seted up to the inside of pneumatic telescoping cylinder, the inside in flexible chamber is provided with fixed stopper and activity stopper, the fixed pneumatic telescopic link that is provided with in one side of activity stopper, the both ends of pneumatic telescoping cylinder all run through and are provided with the guide bar, one side of pneumatic telescopic link and guide bar all is provided with the connector, all be provided with the locking groove on the lateral wall of connector, pneumatic telescopic link and guide bar pass through connector and L template fixed connection, welded fastening has drawing of patterns shovel board on the L template, the mounting groove has been seted up on the lateral wall of L template, the upper end of mounting groove all is provided with locking mechanism.

In a preferred embodiment, locking mechanism sets up in the inside connecting rod of L template including sliding, the one end fixed connection of connecting rod sets up in the regulating plate on L template top, in the locking groove is received to the connecting rod other end joint, the fixed backup pad that is provided with on the lateral wall of connecting rod, the fixed spring that is provided with in the backup pad, the installation cavity has been seted up on the upper end lateral wall that lies in the mounting groove on the L template, the one end of spring is fixed to be set up on the inside wall of installation cavity.

In a preferred embodiment, a first air duct and a second air duct are respectively arranged at two ends of the pneumatic telescopic cylinder, the first air duct is arranged at one side of the movable plug, and the second air duct is arranged between the movable plug and the fixed plug.

In a preferred embodiment, the connector is matched with the mounting groove, and one end of the connecting rod is matched with the locking groove.

In a preferred embodiment, the supporting plate is slidably disposed in the mounting cavity, and the spring at the upper end of the supporting plate is sleeved on the connecting rod.

In a preferred embodiment, two guide rods are arranged through the pneumatic telescopic cylinder, and the two guide rods are symmetrically arranged on two sides of the pneumatic telescopic rod.

Compared with the prior art, the utility model has the technical effects and advantages that:

according to the utility model, the guide rods are arranged at the two ends of the pneumatic telescopic cylinder, so that the demoulding shovel plate is more stable when moving, the pneumatic telescopic rod is connected with the L-shaped plate and the demoulding shovel plate by adopting the connector and the locking mechanism, the connecting rod is inserted into the locking groove through the spring to realize the fixation of the connector and the L-shaped plate, the connecting rod is pulled out from the locking groove by utilizing the adjusting plate, and then the pneumatic telescopic rod and the guide rods are pulled out from the L-shaped plate, so that the demoulding shovel plate is convenient to replace.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic cross-sectional view of the present invention.

FIG. 3 is a schematic structural view of a vertical section part of the present invention.

The reference signs are: the pneumatic telescopic cylinder 1, the pneumatic telescopic rod 2, the telescopic cavity 3, the fixed plug 4, the movable plug 5, the guide rod 6, the connector 7, the shaping plate 8L, the demoulding shovel plate 9, the mounting groove 10, the connecting rod 11, the adjusting plate 12, the locking groove 13, the supporting plate 14, the spring 15, the mounting cavity 16, the first air duct 17 and the second air duct 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

According to the pneumatic telescoping device for tooth mould preparation drawing of patterns shown in fig. 1-3, including pneumatic telescoping cylinder 1 and pneumatic telescopic rod 2, flexible chamber 3 has been seted up to pneumatic telescoping cylinder 1's inside, the inside in flexible chamber 3 is provided with fixed stopper 4 and activity stopper 5, the fixed pneumatic telescopic rod 2 that is provided with in one side of activity stopper 5, pneumatic telescoping cylinder 1's both ends are all run through and are provided with guide bar 6, one side of pneumatic telescopic rod 2 and guide bar 6 all is provided with connector 7, all be provided with locking groove 13 on the lateral wall of connector 7, pneumatic telescopic rod 2 and guide bar 6 pass through connector 7 and L template 8 fixed connection, welded fastening has drawing of patterns shovel board 9 on the L template 8, mounting groove 10 has been seted up on the lateral wall of L template 8, the upper end of mounting groove 10 all is provided with locking mechanism.

In a preferred embodiment, the locking mechanism includes a connecting rod 11 slidably disposed inside the L-shaped plate 8, one end of the connecting rod 11 is fixedly connected to an adjusting plate 12 disposed on the top end of the L-shaped plate 8, the other end of the connecting rod 11 is clamped to a locking groove 13, a supporting plate 14 is fixedly disposed on the outer side wall of the connecting rod 11, a spring 15 is fixedly disposed on the supporting plate 14, an installation cavity 16 is disposed on the upper end side wall of the installation cavity 10 on the L-shaped plate 8, and one end of the spring 15 is fixedly disposed on the inner side wall of the installation cavity 16.

In a preferred embodiment, the two ends of the pneumatic telescopic cylinder 1 are respectively provided with a first air duct 17 and a second air duct 18, the first air duct 17 is arranged on one side of the movable plug 5, the second air duct 18 is arranged between the movable plug 5 and the fixed plug 4, the first air duct 17 and the second air duct 18 are both connected with an air pump, and the air pump, the first air duct 17 and the second air duct 18 can push the movable plug 5 and the pneumatic telescopic rod 2 to move.

In a preferred embodiment, the connector 7 is matched with the mounting groove 10, one end of the connecting rod 11 is matched with the locking groove 13, and the connecting rod 11 and the locking groove 13 are used for limiting and fixing the pneumatic telescopic rod 2 and the guide rod 6.

In a preferred embodiment, the supporting plate 14 is slidably disposed in the mounting cavity 16, the spring 15 at the upper end of the supporting plate 14 is sleeved on the connecting rod 11, and the spring 15 enables the bottom end of the connecting rod 11 to be tightly inserted into the locking groove 13.

In a preferred embodiment, two guide rods 6 are arranged to penetrate through the pneumatic telescopic cylinder 1, two guide rods 6 are symmetrically arranged on two sides of the pneumatic telescopic cylinder 2, and the two guide rods 6 are arranged to enable the L-shaped plate 8 and the demoulding shovel plate 9 to be more stable when moving.

The implementation mode is specifically as follows: when the device is used, the air pump and the first air duct 17 are used for blowing up the inside of the telescopic cavity 3, so that the air pressure at one end of the telescopic cavity 3 is increased to push the movable plug 5 to drive the pneumatic telescopic rod 2 to move, the guide rod 6 can move in the pneumatic telescopic cylinder 1 when the pneumatic telescopic rod 2 moves, the L-shaped plate 8 and the demoulding shovel plate 9 are pushed to move by the pneumatic telescopic rod 2 and the guide rod 6, a tooth mould formed on a tooth mould forming seat is scraped by the demoulding shovel plate 9, after the use is finished, the air pump and the second air duct 18 are used for blowing up the space between the movable plug 5 and the fixed plug 4, so that the movable plug 5 drives the pneumatic telescopic rod 2 to move to one end far away from the fixed plug 4, and the demoulding shovel plate 9 can be reset to wait for next demoulding for use; if need change drawing of patterns shovel board 9 during, mention regulating plate 12 upwards, for the use of regulating plate 12, can be at the fixed handle in the top of regulating plate 12, regulating plate 12 can drive connecting rod 11 upwards removal when upwards mentioning, connecting rod 11 can be taken out from locking groove 13 when upwards moving, pneumatic telescopic rod 2 and guide bar 6 can directly be taken out after losing the limiting displacement of connecting rod 11, mention regulating plate 12 of another L template 8 upper end during the installation, insert pneumatic telescopic rod 2 and guide bar 6 in the spread groove of L template 8 lateral wall, then put down regulating plate 12, regulating plate 12 and connecting rod 11 move down under the effect of spring 15, make connecting rod 11 insert in locking groove 13, realize the fixed to pneumatic telescopic rod 2 and guide bar 6.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a dentistry model preparation pneumatic telescoping device for drawing of patterns, includes pneumatic telescoping cylinder (1) and pneumatic telescopic link (2), its characterized in that: a telescopic cavity (3) is arranged inside the pneumatic telescopic cylinder (1), a fixed plug (4) and a movable plug (5) are arranged inside the telescopic cavity (3), one side of the movable plug (5) is fixedly provided with a pneumatic telescopic rod (2), two ends of the pneumatic telescopic cylinder (1) are respectively provided with a guide rod (6) in a penetrating way, one side of the pneumatic telescopic rod (2) and one side of the guide rod (6) are both provided with a connector (7), the side walls of the connectors (7) are provided with locking grooves (13), the pneumatic telescopic rod (2) and the guide rod (6) are fixedly connected with the L-shaped plate (8) through the connectors (7), a demoulding shovel plate (9) is welded and fixed on the L-shaped plate (8), a mounting groove (10) is formed in the side wall of the L-shaped plate (8), and a locking mechanism is arranged at the upper end of the mounting groove (10).

2. The pneumatic retracting device for dental model preparation and mold release according to claim 1, wherein: locking mechanism sets up in inside connecting rod (11) of L template (8) including sliding, the one end fixed connection of connecting rod (11) sets up in regulating plate (12) on L template (8) top, connecting rod (11) other end joint is in locking groove (13), fixed backup pad (14) that are provided with on the lateral wall of connecting rod (11), fixed spring (15) that are provided with on backup pad (14), installation cavity (16) have been seted up on the upper end lateral wall that lies in mounting groove (10) on L template (8), the one end of spring (15) is fixed to be set up on the inside wall of installation cavity (16).

3. The pneumatic retracting device for dental model preparation and mold release according to claim 1, wherein: the pneumatic telescopic cylinder is characterized in that a first air duct (17) and a second air duct (18) are respectively arranged at two ends of the pneumatic telescopic cylinder (1), the first air duct (17) is arranged on one side of the movable plug (5), and the second air duct (18) is arranged between the movable plug (5) and the fixed plug (4).

4. The pneumatic retracting device for dental model preparation and mold release according to claim 2, wherein: connector (7) and mounting groove (10) phase-match, the one end and the locking groove (13) phase-match of connecting rod (11).

5. The pneumatic retracting device for dental model preparation and mold release according to claim 2, wherein: the supporting plate (14) is arranged in the mounting cavity (16) in a sliding mode, and a spring (15) at the upper end of the supporting plate (14) is sleeved on the connecting rod (11).

6. The pneumatic retracting device for dental model preparation and mold release according to claim 1, wherein: the two guide rods (6) penetrate through the pneumatic telescopic cylinder (1) and are symmetrically arranged on two sides of the pneumatic telescopic rod (2).