Baked porcelain false tooth sintering furnace

Abstract

The utility model discloses a sintering furnace for a baked porcelain false tooth, relates to the technical field of false tooth processing, and aims to solve the problems that the heating surface of the false tooth is not easy to adjust during sintering, so that uneven heating is easily caused, and the temperature of the false tooth after sintering is relatively high, so that scalding is easily caused. A through hole is formed in the center of the top end of the partition plate in a penetrating mode. A sliding rod is fixedly connected between the top end and the bottom end in the furnace body. The driving bevel gear is driven by the driving motor to rotate, so that the driven bevel gear drives the placing table to rotate, false tooth materials are heated more uniformly during sintering, the screw rod is driven by the servo motor to rotate, the screw rod drives the base to move downwards, and the rotating placing table is blown by the arranged fan, so that the false tooth materials are sintered more uniformly. And the sintered false tooth is subjected to air cooling, so that the problems that the heating surface of the false tooth is not easy to adjust during sintering, so that uneven heating is easily caused, and the temperature of the sintered false tooth is relatively high, so that scalding is easily caused are effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to false tooth processing technical field, and specifically is a kind of porcelain false tooth sintering furnace. BACKGROUND

[0002] False tooth is the "false tooth" that people often say, and it is the general term of the prosthesis made after the upper and lower jaw part or all teeth are missing in medicine;False tooth is divided into two kinds of removable and fixed, and fixed false tooth cannot be taken and worn by patient oneself, and removable false tooth can be conveniently taken and worn by patient;False tooth sintering furnace is needed in the false tooth processing process, and false tooth sintering furnace is a kind of equipment specially used for sintering dental porcelain or alloy material to make false tooth, dental crown, dental bridge and other oral cavity repair materials.

[0003] The existing false tooth sintering furnace is usually in a static state in the sintering furnace during use, and it is difficult to adjust the heating surface of the false tooth during the sintering process, which can easily cause uneven heating of the false tooth, thereby affecting the production quality, and the temperature of the sintered false tooth is high, and the inside of the sintering furnace is in a high-temperature state, so when the staff takes the sintered false tooth, it is easy to cause scalding by mistake.

[0004] Therefore, a porcelain false tooth sintering furnace is needed to solve the problem of uneven heating of the false tooth during sintering and high temperature of the sintered false tooth. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of porcelain false tooth sintering furnace to solve the problem of uneven heating of the false tooth during sintering and high temperature of the sintered false tooth in prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of porcelain false tooth sintering furnace, including furnace body, the inner surface of the furnace body is fixedly connected with partition plate, the top center of the partition plate is penetrated and is equipped with through-hole, the top end and the bottom end between the inside of the furnace body are fixedly connected with slide rod, the outer surface of the slide rod is slidably sleeved with sleeve, the top end and the bottom end between the inside of the furnace body are rotatably connected with screw rod, the outer surface of the screw rod is threadedly connected with threaded sleeve, the outer surface bottom of the sleeve and the threaded sleeve is fixedly connected with same base, the top end center of the base is provided with placing table, and the bottom end of the base is provided with rotating mechanism;

[0007] The rotating mechanism includes mounting shell, the mounting shell is fixedly connected at the bottom end center of base, the front end outer wall of the mounting shell is provided with driving motor, the output end of the driving motor is rotatably penetrated through the front end inner wall of the mounting shell and is coaxially fixedly connected with driving bevel gear, the top surface and the bottom surface center between the inside of the mounting shell are rotatably connected with rotating shaft, and the outer surface of the rotating shaft is tightly sleeved with driven bevel gear.

[0008] It needs to be explained in the scheme that the top end of the partition plate is coaxially provided with a heating cavity, and an electric heating wire is mounted on the outer surface of the heating cavity.

[0009] It is further worth mentioning that the bottom of the outer surface of the furnace body is fixedly connected with an installation cylinder on both sides, a fan is mounted on the inner surface of the installation cylinder close to the furnace body, and a dust screen is fixedly connected to the inner surface of the installation cylinder away from the furnace body.

[0010] It needs to be further mentioned that the bottom of the outer surface of the furnace body is provided with an openable and closable operation door, a handle is fixedly connected to the outer surface of the operation door, a cross partition is fixedly connected to the inner surface of the placing table, the same baffle is fixedly connected to the outer surface of the sleeve and the threaded sleeve, and a servo motor is mounted on one side of the top end of the furnace body.

[0011] As a preferred embodiment, the driving bevel gear is meshingly connected with the driven bevel gear, the top end of the rotating shaft penetrates through the top surface of the mounting shell and the top end of the base and is fixedly connected with the placing table coaxially, and the slide rod and the lead screw are symmetrically distributed and located inside the through hole.

[0012] As a preferred embodiment, the base and the baffle are the same size and have the same outer diameter as the diameter of the through hole and the inner diameter of the heating cavity, both of the fans blow air towards the inside of the furnace body, and the output end of the servo motor penetrates through the inner wall of the top end of the furnace body and is fixedly connected with the top end of the lead screw coaxially.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. Through the action of the rotating mechanism, the driving motor drives the driving bevel gear to rotate, so that the driven bevel gear drives the placing table to rotate, the denture material is heated more uniformly during sintering, the sintering effect of the denture material is improved, and the problem that the heating surface of the denture is not easy to adjust and is prone to uneven heating during sintering is effectively avoided.

[0015] 2. The servo motor drives the lead screw to rotate, so that the lead screw drives the base to move downward, the fan provided blows air to the rotating placing table, the sintered denture is air-cooled, the placing table continuously rotates, the cooling effect of the sintered denture is improved, sintering and cooling are integrated, and the problem that the sintered denture is prone to scalding due to high temperature is effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a front view of the furnace body, the partition plate, the heating cavity and the installation cylinder of the utility model;

[0018] Figure 3 This is a side sectional view of the base, placement platform, and mounting shell of this utility model.

[0019] Figure 4 This is a front view structural diagram of the partition plate and base of this utility model.

[0020] The following are the labels in the diagram: 1. Furnace body; 2. Partition plate; 3. Through hole; 4. Slide rod; 5. Sleeve; 6. Lead screw; 7. Threaded sleeve; 8. Base; 9. Placement platform; 10. Rotating mechanism; 101. Mounting shell; 102. Drive motor; 103. Driving bevel gear; 104. Rotating shaft; 105. Driven bevel gear; 11. Heating chamber; 12. Heating wire; 13. Mounting cylinder; 14. Fan; 15. Dustproof net; 16. Operating door; 17. Handle; 18. Cross partition; 19. Blocking plate; 20. Servo motor. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Example: Figures 1-4 As shown, this utility model provides a technical solution, including a furnace body 1, a partition plate 2 fixedly connected to the inner surface of the furnace body 1, a through hole 3 through the center of the top of the partition plate 2, a slide rod 4 fixedly connected between the top and bottom of the furnace body 1, a sleeve 5 slidably sleeved on the outer surface of the slide rod 4, a lead screw 6 rotatably connected between the top and bottom of the furnace body 1, a threaded sleeve 7 threadedly connected to the outer surface of the lead screw 6, the same base 8 fixedly connected to the bottom of the outer surfaces of the sleeve 5 and the threaded sleeve 7, a placement platform 9 provided at the center of the top of the base 8, and a rotating mechanism 10 provided at the bottom of the base 8;

[0023] The rotating mechanism 10 includes a mounting shell 101, which is fixedly connected to the center of the bottom end of the base 8. A drive motor 102 is mounted on the outer wall of the front end of the mounting shell 101. The output end of the drive motor 102 rotates through the inner wall of the front end of the mounting shell 101 and is coaxially fixedly connected to a driving bevel gear 103. A rotating shaft 104 is rotatably connected between the center of the top and bottom surfaces inside the mounting shell 101. A driven bevel gear 105 is fastened to the outer surface of the rotating shaft 104.

[0024] Further as Figure 2 As shown, it is worth noting that a heating chamber 11 is coaxially arranged at the top of the partition plate 2, and an electric heating wire 12 is installed on the outer surface of the heating chamber 11.

[0025] Further as Figure 1 and Figure 2 illustrated, it is worth specifically explained that the outer surface of the furnace body 1 both sides of the bottom fixed communication installation cylinder 13, the inner surface of the installation cylinder 13 near the furnace body 1 installation fan 14, the inner surface of the installation cylinder 13 away from the furnace body 1 fixed connection dust screen 15.

[0026] Further as Figure 1 , Figure 3 and Figure 4 illustrated, it is worth specifically explained that the outer surface of the furnace body 1 bottom of the front end is provided with openable operation door 16, the outer surface of the operation door 16 fixed connection handle 17, the inner surface of the placement table 9 fixed connection cross partition 18, the outer surface of the sleeve 5 and the threaded sleeve 7 top fixed connection with the same baffle 19, the top of the furnace body 1 side installation servo motor 20.

[0027] Further as Figure 3 and Figure 4 illustrated, it is worth specifically explained that the driving bevel gear 103 and driven bevel gear 105 meshing connection, the top of the shaft 104 rotating through the top of the installation shell 101 and the top of the base 8 and with the placement table 9 coaxial fixed connection, convenient for driving motor 102 drive shaft 104 rotation, so as to realize the rotation of the placement table 9, the slide rod 4 and the lead screw 6 are symmetrical distribution and are located in the through hole 3 inside, the base 8 and the baffle 19 in the through hole 3 move.

[0028] Further as Figure 1 , Figure 2 and Figure 4 illustrated, it is worth specifically explained that the base 8 and the baffle 19 are the same size and the outer diameter is the same as the diameter of the through hole 3 and the inner diameter of the heating cavity 11, the base 8 and the baffle 19 are convenient for the cooperation of the through hole 3, two fans 14 blow towards the inside of the furnace body 1, realize the cooling of the denture in the placement table 9, the output end of the servo motor 20 rotating through the top of the inner wall of the furnace body 1 and with the top of the lead screw 6 coaxial fixed connection, provides power source for the rotation of the lead screw 6.

[0029] In summary: the porcelain denture sintering furnace in use, first through the handle 17 open operation door 16, the denture material placed in the placing table 9 inside, the cross partition plate 18 can be processed more than one denture material, then close the operation door 16 and open servo motor 20, servo motor 20 drives the screw rod 6 to rotate clockwise, under the action of screw, through the sliding fit of slide rod 4 and sleeve 5, rotating screw rod 6 drives threaded sleeve 7 to drive base 8 to move upwards, when the screw rod 6 cannot continue to rotate, the base 8 and the through hole 3 are completely coincident, the placing table 9 is located in the heating cavity 11, at this time, the driving motor 102 and the heating wire 12 are turned on, the heating wire 12 is powered to heat up, the driving motor 102 drives the driving bevel gear 103 to rotate, under the meshing action, the driving bevel gear 103 drives the driven bevel gear 105 to rotate, the driven bevel gear 105 drives the rotating shaft 104 to rotate, thereby driving the placing table 9 to rotate, so that the denture material is heated more evenly, the sintering effect of the denture material is improved, and the problem that the heating surface of the denture is not easy to adjust and is prone to uneven heating during sintering is effectively avoided.

[0030] When the denture is completed sintering, the servo motor 20 is reversely turned on to drive the screw rod 6 to rotate counterclockwise, under the action of screw, the screw rod 6 drives the placing table 9 to move downwards, when the screw rod 6 cannot continue to rotate, the baffle plate 19 is coincident with the through hole 3, at this time, the two fans 14 are turned on, the two fans 14 blow air towards the direction of the placing table 9 at the same time, the sintered denture is air-cooled to cool down, and the driving motor 102 remains in the starting state, so that the placing table 9 continuously rotates, so that the denture in the placing table 9 is blown more evenly, the cooling effect of the sintered denture is improved, the rapid cooling of the sintered denture is realized, finally, the operation door 16 is opened, and the denture cooled down can be taken out, the sintering and cooling are integrated, the problem that the staff is prone to scalding when taking the sintered denture is greatly prevented, and the problem that the sintered denture is prone to scalding due to high temperature is effectively avoided.

[0031] The driving motor 102, the heating wire 12, the fan 14 and the servo motor 20 can be purchased in the market, and belong to mature technology in the field, which has been fully disclosed, so the description is not repeated.

[0032] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be regarded as limiting the claims to which they relate.

Claims

1. A porcelain denture sintering furnace comprising a furnace body (1), characterized in that: The inner surface of the furnace body (1) is fixedly connected with a partition plate (2), a through hole (3) is formed in the center of the top end of the partition plate (2), a sliding rod (4) is fixedly connected between the inner top end and the bottom end of the furnace body (1), a sleeve (5) is slidably arranged on the outer surface of the sliding rod (4), a lead screw (6) is rotatably connected between the inner top end and the bottom end of the furnace body (1), a threaded sleeve (7) is threadedly connected to the outer surface of the lead screw (6), the same base (8) is fixedly connected to the outer surfaces of the sleeve (5) and the threaded sleeve (7), and a placement table (9) is arranged at the top end of the base (8). The rotating mechanism (10) comprises a mounting shell (101) fixedly connected at the center of the bottom end of the base (8), a drive motor (102) mounted on the outer wall of the front end of the mounting shell (101), a driving bevel gear (103) rotatably penetrating the inner wall of the front end of the mounting shell (101) and coaxially fixedly connected to the output end of the drive motor (102), a rotating shaft (104) rotatably connected between the center of the top surface and the bottom surface of the mounting shell (101), and a driven bevel gear (105) tightly sleeved on the outer surface of the rotating shaft (104).

2. The porcelain denture sintering furnace according to claim 1, characterized in that: The top end of the partition plate (2) is coaxially provided with a heating cavity (11), and the heating cavity (11) is provided with an electric heating wire (12).

3. The porcelain denture sintering furnace according to claim 2, characterized in that: The outer surface of the furnace body (1) is fixedly connected with mounting barrels (13) on both sides of the bottom, fans (14) are mounted on the inner surface of the mounting barrels (13) close to the furnace body (1), and dust screens (15) are fixedly connected to the inner surface of the mounting barrels (13) away from the furnace body (1).

4. The porcelain denture sintering furnace according to claim 3, characterized in that: An openable and closable operation door (16) is arranged at the bottom of the front end of the outer surface of the furnace body (1), a handle (17) is fixedly connected to the outer surface of the operation door (16), a cross partition plate (18) is fixedly connected to the inner surface of the placement table (9), the same baffle plate (19) is fixedly connected to the top of the outer surface of the sleeve (5) and the threaded sleeve (7), and a servo motor (20) is mounted on one side of the top end of the furnace body (1).

5. The porcelain denture sintering furnace according to claim 4, characterized in that: The driving bevel gear (103) is meshingly connected with the driven bevel gear (105), the top end of the rotating shaft (104) rotatably penetrates the top surface of the mounting shell (101) and the top end of the base (8) and is coaxially fixedly connected with the placement table (9), and the sliding rod (4) and the lead screw (6) are symmetrically distributed and located inside the through hole (3).

6. The porcelain denture sintering furnace according to claim 5, characterized in that: The base (8) and the baffle plate (19) are the same size and have the same outer diameter as the diameter of the through hole (3) and the inner diameter of the heating cavity (11), both of the fans (14) blow air into the inside of the furnace body (1), and the output end of the servo motor (20) rotatably penetrates the inner wall of the top end of the furnace body (1) and is coaxially fixedly connected with the top end of the lead screw (6).

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