CN211164458U

CN211164458U - Automatic oscillator for plaster dental model

Info

Publication number: CN211164458U
Application number: CN201921422007.7U
Authority: CN
Inventors: 陈佶萃; 杜兆辉; 蔡锋
Original assignee: Shanghai Pudong New Area Shanggang Community Health Service Center
Current assignee: Shanghai Pudong New Area Shanggang Community Health Service Center
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-08-04
Anticipated expiration: 2029-08-29

Abstract

An automatic oscillator for a plaster dental model relates to the technical field of plaster dental model manufacture, which comprises a base, a lifting device, a vibrator body and a dental model die body; the dental cast die is characterized in that a water tank is arranged at the center of the top of the base, purified water is contained in the water tank, a buoyancy plate is arranged on the water surface of the purified water, a dental cast die body is placed on the top surface of the buoyancy plate, a plurality of striking devices used for striking the outer wall of the dental cast die body are embedded into four tank walls of the water tank at intervals, each striking device comprises a spring plate, an armature and an electromagnet, the top end of each spring plate is correspondingly and fixedly connected with the tank wall of the water tank, the bottom end of each spring plate is correspondingly and fixedly connected with the middle part of each armature, the electromagnet corresponding to each armature is embedded into the tank wall of the water tank, an interval is formed between each armature and; the utility model discloses effectively solved traditional artifical exhaust consuming time power, the problem of inefficiency.

Description

Automatic oscillator for plaster dental model

Technical Field

The utility model belongs to the technical field of the gypsum dental model preparation technique and specifically relates to a gypsum dental model automatic oscillator is related to.

Background

As is known, a dental cast is a model used by doctors to analyze tooth shaping schemes, and the operation methods for manufacturing the dental cast on the market at present are that gypsum powder is made into a viscous mixture and is injected into a dental cast mold, then the viscous mixture is manually knocked to vibrate the dental cast, and gas in the viscous mixture is exhausted before the viscous mixture is changed into the gypsum dental cast, so that the operation method is time-consuming and labor-consuming; the vibrator that can will glue thick mixture vibrations evenly appears among the prior art through self vibrations, and the working part of vibrator is a bar-shaped hollow cylinder, and inside is equipped with eccentric oscillator, rotates at a high speed and produces the vibration of high frequency micro-amplitude under the motor drives, and vibration frequency can reach 12000 ~ 15000 times/min, but only uses the vibrator to be difficult to discharge the bubble between thick mixture and the mould lateral wall to lead to the model quality not high, this kind of phenomenon is waited for a long time to solve.

Disclosure of Invention

In order to overcome the defects in the background art, the utility model discloses an automatic oscillator of a plaster dental model.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an automatic oscillator for a plaster dental model comprises a base, a lifting device, a vibrator body and a dental model die body; the dental cast die is characterized in that a water tank is arranged at the center of the top of the base, purified water is contained in the water tank, a buoyancy plate is arranged on the water surface of the purified water, a dental cast die body is placed on the top surface of the buoyancy plate, a plurality of striking devices used for striking the outer wall of the dental cast die body are embedded into four tank walls of the water tank at intervals, each striking device comprises a spring plate, an armature and an electromagnet, the top end of each spring plate is correspondingly and fixedly connected with the tank wall of the water tank, the bottom end of each spring plate is correspondingly and fixedly connected with the middle part of each armature, the electromagnet corresponding to each armature is embedded into the tank wall of the water tank, an interval is formed between each armature and; one side of the base is provided with a lifting device, and the top of the lifting device is provided with a vibrator body for discharging gas in gypsum in the dental model die body.

Preferably, an electric heating heat source is arranged on the top surface of the buoyancy plate.

Preferably, a rubber pad is arranged at one end part of the armature far away from the electromagnet.

Preferably, the bottom of the base is provided with a shock absorption supporting leg.

Preferably, the base is provided with a drain pipe corresponding to the bottom of the water tank.

Preferably, the lifting device is an electric telescopic rod or an air cylinder.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a gypsum dental model automatic oscillator, simple structure, easily assembly, manufacturing cost is lower, the electro-magnet produces magnetic force attraction armature when circular telegram, and magnetic force disappears when the electro-magnet cuts off the power supply, and armature resets and produces the impact to dental model mould body outer wall under the effect of spring plate, makes the gas in the gypsum of dental model mould body discharge through hitting the external wall of dental model mould body, and dental model mould body floats on the pure water surface through the buoyancy board simultaneously, can effectively avoid dental model mould body to drive the base vibrations, the armature is kept away from one end tip of electro-magnet and is equipped with the rubber pad, and the rubber pad can effectively avoid armature to cause irreversible damage to dental model mould body outer wall; the lifting device top is equipped with and is arranged in making the internal gypsum of dental cast mould gas escape's vibrator body, utilizes the high-frequency vibration that the vibrator body produced to further accelerate the gas escape in the dental cast mould body gypsum promptly, can make the internal gypsum of dental cast mould vibrate evenly simultaneously, can effectively improve the quality of dental cast.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic view of the working state of the present invention.

In the figure: 1. a base; 2. a lifting device; 3. a vibrator body; 4. a dental cast mold body; 5. a water tank; 6. a spring plate; 7. an armature; 8. an electromagnet; 9. a buoyancy plate; 10. purified water; 11. an electrically heated heat source; 12. shock attenuation landing leg.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

With reference to the attached figures 1-3, an automatic oscillator for a plaster dental model comprises a base 1, a lifting device 2, a vibrator body 3 and a dental model body 4; a water tank 5 is arranged in the center of the top of the base 1, purified water 10 is contained in the water tank 5, a buoyancy plate 9 is arranged on the water surface of the purified water 10, and a dental model mould body 4 is arranged on the top surface of the buoyancy plate 9; according to the needs, base 1 corresponds the bottom of basin 5 and is equipped with the drain pipe, can discharge the pure water 10 in the basin 5 through this drain pipe promptly when not using for a long time, avoids leading to pure water 10 rotten because of depositing for a long time, buoyancy board 9 top face is equipped with electric heating heat source 11, can be for the heating of dental cast mould body 4 through electric heating heat source 11 promptly, can accelerate the gas outgoing in the 4 gypsum of dental cast mould body on the one hand, and on the other hand can accelerate the solidification of gypsum in the dental cast mould body 4 to effectively reduce the time of dental cast preparation, improve work efficiency.

A plurality of striking devices for striking the outer wall of the dental model mould body 4 are embedded in four groove walls of the water groove 5 at intervals, each striking device comprises a spring plate 6, an armature 7 and an electromagnet 8, the top end of each spring plate 6 is correspondingly and tightly connected with the groove wall of the water groove 5, the bottom end of each spring plate 6 is correspondingly and tightly connected with the middle part of each armature 7, each electromagnet 8 corresponding to each armature 7 is embedded in the groove wall of the water groove 5, an interval is arranged between each armature 7 and each electromagnet 8, and the surface of each buoyancy plate 9 is lower than the horizontal plane where the lowest point of each electromagnet 8 is located; according to the requirement, a rubber pad is arranged at one end part, away from the electromagnet 8, of the armature 7, namely when the dental model 4 is floated on the water surface of purified water 10 through a buoyancy plate 9, the vibration of the dental model 4 is driven to be in a state, when the work, the electromagnet 8 is powered on the power on and; a lifting device 2 is arranged on one side of the base 1, a vibrator body 3 for discharging gas in gypsum in the dental model mould body 4 is arranged on the top of the lifting device 2, namely the gas in the gypsum of the dental model mould body 4 is further accelerated to be discharged by utilizing high-frequency vibration generated by the vibrator body 3, and meanwhile, the gypsum in the dental model mould body 4 can be uniformly vibrated, so that the quality of a dental model can be effectively improved; according to the requirement, the lifting device 2 is an electric telescopic bar or an air cylinder, namely when the vibrator body 3 needs to work, the lifting device 2 can be operated to descend so that a vibrating body of the vibrator body 3 is in contact with gypsum in the dental model mold body 4, when the vibrator body 3 finishes working, the lifting device 2 can be operated to ascend so that the vibrator body 3 is separated from the dental model mold body 4, the whole process can be electrically controlled or automatically operated through programming, and the labor intensity of operators is effectively reduced; in addition, the bottom of the base 1 is provided with the shock absorption legs 12, that is, the shock absorption legs 12 can reduce the shock force of the base 1, thereby ensuring that other devices can stably operate.

When the automatic oscillator for the plaster dental model is implemented, an operator injects plaster into the dental model mould body 4 and stores a certain amount of purified water 10 in the water tank 5, so that the buoyancy plate 9 can support the dental model mould body 4 to float on the water surface of the purified water 10, meanwhile, the surface of the buoyancy plate 9 is ensured to be lower than the horizontal plane where the lowest point of the electromagnet 8 is positioned, then the electromagnet 8 is sequentially and frequently powered on and powered off, the electromagnet 8 generates magnetic force to attract the armature 7 when powered on, the magnetic force disappears when the electromagnet 8 is powered off, the armature 7 resets under the action of the spring plate 6 and generates impact force on the outer wall of the dental model mould body 4, the gas in the plaster of the dental model mould body 4 is discharged by striking the outer wall of the dental model mould body 4, and the vibrator body 3 can be opened by simultaneously operating the lifting device 2 to descend to ensure that the vibrator of the vibrator body 3 is contacted with the plaster in the dental, utilize the high frequency vibration of 3 productions of vibrator bodies further to accelerate the gas outgoing in the 4 gypsum of dental cast mould body, can make the interior gypsum of dental cast mould body 4 vibrate evenly simultaneously, can effectively improve the quality of dental cast.

The part of the utility model not detailed is prior art.

Claims

1. An automatic oscillator for a plaster dental model is characterized in that: comprises a base (1), a lifting device (2), a vibrator body (3) and a tooth mould body (4); a water tank (5) is arranged at the center of the top of the base (1), purified water (10) is contained in the water tank (5), a buoyancy plate (9) is arranged on the water surface of the purified water (10), a tooth mold body (4) is arranged on the top surface of the buoyancy plate (9), a plurality of striking devices for striking the outer wall of the dental model body (4) are embedded in the four groove walls of the water groove (5) at intervals, the striking device comprises a spring plate (6), an armature (7) and an electromagnet (8), the top end of the spring plate (6) is correspondingly and tightly connected with the wall of the water tank (5), the bottom end of the spring plate (6) is correspondingly and tightly connected with the middle part of the armature (7), the wall of the water tank (5) is embedded with an electromagnet (8) corresponding to the armature (7), an interval is arranged between the armature iron (7) and the electromagnet (8), and the surface of the buoyancy plate (9) is lower than the horizontal plane where the lowest point of the electromagnet (8) is located; one side of the base (1) is provided with a lifting device (2), and the top of the lifting device (2) is provided with a vibrator body (3) for discharging gas in gypsum in the dental model body (4).

2. The automatic oscillator for plaster cast as claimed in claim 1, wherein: an electric heating heat source (11) is arranged on the top surface of the buoyancy plate (9).

3. The automatic oscillator for plaster cast as claimed in claim 1, wherein: and a rubber pad is arranged at one end part of the armature iron (7) far away from the electromagnet (8).

4. The automatic oscillator for plaster cast as claimed in claim 1, wherein: the bottom of the base (1) is provided with a damping supporting leg (12).

5. The automatic oscillator for plaster cast as claimed in claim 1, wherein: the base (1) is provided with a drain pipe corresponding to the bottom of the water tank (5).

6. The automatic oscillator for plaster cast as claimed in claim 1, wherein: the lifting device (2) is an electric telescopic lever or an air cylinder.