Zirconium oxide crystallization furnace

Abstract

The utility model discloses a zirconium oxide crystallization furnace, relates to the technical field of crystallization furnaces, and aims to solve the problems that a sintering box of an existing zirconium oxide crystallization furnace is not easy to align, needs to be adjusted for multiple times, wastes time and labor, and is easy to collide and damage when being moved when being not aligned. A base is arranged at the lower end of the crystallization furnace body, and a control panel is arranged at the front end of the base; the working table is arranged at the upper end of the base, a working tray is arranged at the upper end of the working table, a lower furnace table is arranged at the upper end of the working tray, an upper furnace table is arranged at the upper end of the lower furnace table, a sintering box base of an integrated structure is arranged at the upper end of the upper furnace table, and a sintering box is arranged at the upper end of the sintering box base; the supporting column concave holes are formed in the upper surface of the sintering box base, sintering box supporting columns are inserted into the supporting column concave holes, the number of the sintering box supporting columns and the number of the supporting column concave holes are both five, and sintering box containing plates used for containing sintering boxes are arranged on the two sides of the base.

Description

Technical Field

[0001] The utility model relates to the technical field of crystallization furnaces, in particular to a zirconium oxide crystallization furnace. Background Art

[0002] Dentures are what people often call "false teeth". In medicine, they are the general term for restorations made after partial or complete tooth loss in the upper and lower teeth. Zirconium dioxide all-ceramic teeth have many advantages such as firmness, wear resistance, and realistic appearance. In the process of producing zirconium dioxide all-ceramic teeth, a crystallization furnace is needed to sinter zirconium dioxide, so that the formed zirconium dioxide has a bright color and does not produce cracks and other undesirable phenomena;

[0003] For example, the Chinese authorized patent (zirconia crystallization furnace) with announcement number CN215572139U: including an upper body, an operating table is provided at the lower end of the upper body, heat dissipation holes are provided on both sides of the operating table, and a metal base is fixed to the bottom end of the operating table; a workbench is provided on the upper end surface of the operating table; a body slot is provided on the inner surface of the upper body, and a heating furnace body is fixed to the inner side of the upper body; an electric telescopic rod is installed on the inner upper surface of the upper body, and a support plate is fixed at the lower end of the electric telescopic rod; and a placement plate is fixed to the other end of the support plate. The zirconia crystallization furnace is provided with four heating rods made of silicon-molybdenum material, and a silicon dioxide passivation layer can be formed on the surface at high temperature to prevent further oxidation. It is applied to high-temperature anti-oxidation coating materials, and the temperature rises quickly. The surface oxide layer is resistant to high temperature and corrosion, and the heating efficiency is high. The four heating rods are heated in a surrounding manner to avoid uneven heating and cracking of zirconia.

[0004] However, the sintering box of the existing zirconia crystallization furnace is not easy to align and needs to be adjusted multiple times, which is time-consuming and laborious. In addition, it is easy to collide and be damaged when moving when it is not aligned. Therefore, it does not meet the existing needs. In this regard, we have proposed a zirconia crystallization furnace. Utility Model Content

[0005] The utility model aims to provide a zirconia crystallization furnace to solve the problems in the above-mentioned background technology that the sintering box of the existing zirconia crystallization furnace is difficult to align, requires multiple adjustments, is time-consuming and labor-intensive, and is easily damaged by collision when moving when it is not aligned.

[0006] To achieve the above object, the utility model provides the following technical solution: a zirconium oxide crystallization furnace, comprising: a crystallization furnace body, a base is provided at the lower end of the crystallization furnace body, and a control panel is provided at the front end of the base;

[0007] Also includes:

[0008] A workbench is arranged at the upper end of the base, a work tray is arranged at the upper end of the workbench, a lower furnace is arranged at the upper end of the work tray, an upper furnace is arranged at the upper end of the lower furnace, a sintering box base of an integrated structure is arranged at the upper end of the upper furnace, and a sintering box is arranged at the upper end of the sintering box base;

[0009] The support recess is arranged on the upper surface of the sintering box base, the sintering box support is inserted into the support recess, and the number of both the sintering box support and the support recess is five.

[0010] Preferably, sintering box placement plates for placing sintering boxes are provided on both sides of the base, screws are provided at one end of the sintering box placement plates, and the sintering box placement plates are threadedly fixed to the base through the screws.

[0011] Preferably, a working status indicator light is arranged on the upper end surface of the crystallization furnace body, and heat dissipation openings are arranged on the upper surface and surrounding areas of the crystallization furnace body, and a plurality of heat dissipation openings are arranged.

[0012] Preferably, a power switch is provided at the rear end of the crystallization furnace body near the lower end.

[0013] Preferably, a maintenance window is provided at an upper center position of the rear surface of the crystallization furnace body, and the opening of the maintenance window is shielded by an external fixed protective plate.

[0014] Preferably, the sintering box placement plate is L-shaped, and a short side is in contact with and fixed to the base.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model sequentially arranges a lower furnace table and an upper furnace table on the upper end of a working tray, sequentially superimposes the lower furnace table and the upper furnace table on the working tray, and then inserts five sintering box pillars into the concave holes of the five pillars respectively, takes the sintering box with teeth placed and places it on the five sintering box pillars on the upper end of the sintering box base, and tries to place it concentrically with the lower furnace table and the upper furnace table. The outer edge of the sintering box shall not exceed the outer edge of the sintering box base. Two layers of sintering boxes can be placed up and down, and the sintering box pillars and the sintering box base are used for positioning, thereby improving the accuracy of sintering box placement, and solving the problem that the sintering box of the existing zirconia crystallization furnace is difficult to align, requires multiple adjustments, is time-consuming and labor-intensive, and is easily damaged by collision when moving when it is not aligned.

[0017] 2. By setting a working status indicator light on the upper end of the crystallization furnace body, when the crystallization furnace is running, there is a working status indicator light on the top of the furnace to indicate the operating status. The standby status is blue, the heating operation status is green and flashing, the constant temperature operation status is green, the cooling operation status is blue and flashing, the natural cooling status is blue, and the fault prompt status is red and flashing, which is convenient for observing the current status of the furnace from a long distance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the overall structure of the utility model without the sintering box;

[0020] Figure 3 It is a schematic diagram of the overall rear view structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the overall isometric rear view structure of the utility model;

[0022] In the figure: 1. Crystallization furnace body; 2. Base; 3. Workbench; 4. Control panel; 5. Working status indicator light; 6. Heat dissipation port; 7. Sintering box placement plate; 8. Working tray; 9. Lower furnace table; 10. Upper furnace table; 11. Sintering box base; 12. Sintering box; 13. Sintering box support; 14. Support recess; 15. Screws; 16. Power switch; 17. Maintenance window. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-4 The utility model provides an embodiment: a zirconium oxide crystallization furnace, comprising: a crystallization furnace body 1, a base 2 is arranged at the lower end of the crystallization furnace body 1, a control panel 4 is arranged at the front end of the base 2, and a power switch 16 is arranged at the rear end of the crystallization furnace body 1 near the lower end;

[0025] Also includes:

[0026] A workbench 3 is arranged at the upper end of the base 2, a work tray 8 is arranged at the upper end of the workbench 3, a lower furnace table 9 is arranged at the upper end of the work tray 8, an upper furnace table 10 is arranged at the upper end of the lower furnace table 9, a sintering box base 11 of an integrated structure is arranged at the upper end of the upper furnace table 10, and a sintering box 12 is arranged at the upper end of the sintering box base 11;

[0027] The support recesses 14 are provided on the upper surface of the sintering box base 11 . The sintering box supports 13 are inserted into the support recesses 14 . There are five sintering box supports 13 and five support recesses 14 .

[0028] The lower furnace table 9 and the upper furnace table 10 are stacked and placed on the working tray 8 in sequence, and then the five sintering box pillars 13 are respectively inserted into the five pillar recesses 14, and the two sintering box placement plates 7 are respectively fixed on both sides of the base 2 by screws 15 for placing the sintering box 12 with teeth, and the sintering box 12 with teeth is taken and placed on the five sintering box pillars 13 at the upper end of the sintering box base 11, and is placed concentrically with the lower furnace table 9 and the upper furnace table 10 as much as possible. The outer edge of the sintering box 12 shall not exceed the outer edge of the sintering box base 11, and the sintering box pillars 13 and the sintering box base 11 are used for positioning to improve the accuracy of the placement of the sintering box 12.

[0029] See also Figure 1 , 3 , both sides of the base 2 are provided with sintering box placement plates 7 for placing the sintering boxes 12, one end of the sintering box placement plate 7 is provided with a screw 15, and the sintering box placement plate 7 is threadedly fixed to the base 2 through the screw 15, the sintering box placement plate 7 is L-shaped, and the short side is in contact with and fixed to the base 2, and the sintering box placement plate 7 is fixed, which is convenient for placing the sintering boxes 12 that have been sintered and the sintering boxes 12 that are ready to be sintered, and is convenient for accurate picking to avoid confusion.

[0030] See also Figure 1 A working status indicator light 5 is arranged on the upper end surface of the crystallization furnace body 1, and heat dissipation ports 6 are arranged on the upper surface and around the crystallization furnace body 1, and a plurality of heat dissipation ports 6 are arranged. When the crystallization furnace is running, a working status indicator light 5 is arranged on the top of the furnace to indicate the operating status. The standby status is blue, the heating operation status is green and flashing, the constant temperature operation status is green, the cooling operation status is blue and flashing, the natural cooling status is blue, and the fault prompt status is red and flashing, which is convenient for observing the current status of the furnace from a long distance.

[0031] See also Figure 3 A maintenance window 17 is provided at the upper center of the rear surface of the crystallization furnace body 1, and the opening of the maintenance window 17 is shielded by an external fixed protective plate, so that maintenance operations can be performed conveniently on the inside of the crystallization furnace body 1 through the maintenance window 17.

[0032] Working principle: When in use, the lower furnace table 9 and the upper furnace table 10 are stacked and placed on the working tray 8 in turn, and then the five sintering box pillars 13 are respectively inserted into the five pillar concave holes 14, and the two sintering box placement plates 7 are respectively fixed to the two sides of the base 2 by screws 15, which are used to place the sintering box 12 with teeth, and the sintering box 12 with teeth is taken and placed on the five sintering box pillars 13 at the upper end of the sintering box base 11, and is placed concentrically with the lower furnace table 9 and the upper furnace table 10 as much as possible. The outer edge of the sintering box 12 shall not exceed the outer edge of the sintering box base 11, and two layers of sintering boxes 12 can be placed up and down, and the working The tray 8 is connected to the crystallization furnace body 1 through a lifting assembly (not shown in the figure). The working tray 8 is lifted to the highest point for sintering operation. After sintering, the working tray 8 is lowered to the lowest end, and the sintering box 12 is taken out and replaced with the next sintering box for sintering operation. When the crystallization furnace is running, there is a working status indicator light 5 on the top of the furnace to indicate the operating status. The standby state is blue, the heating operation state is green and flashing, the constant temperature operation state is green, the cooling operation state is blue and flashing, the natural cooling state is blue, and the fault prompt state is red and flashing, which is convenient for observing the current state of the furnace from a distance.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A zirconium oxide crystallization furnace, comprising a crystallization furnace body (1), a base (2) being arranged at the lower end of the crystallization furnace body (1), and a control panel (4) being arranged at the front end of the base (2); Features: Also includes: A workbench (3) is arranged at the upper end of the base (2); a work tray (8) is arranged at the upper end of the workbench (3); a lower furnace table (9) is arranged at the upper end of the work tray (8); an upper furnace table (10) is arranged at the upper end of the lower furnace table (9); a sintering box base (11) of an integrated structure is arranged at the upper end of the upper furnace table (10); a sintering box (12) is arranged at the upper end of the sintering box base (11); The support recess (14) is arranged on the upper surface of the sintering box base (11), the sintering box support (13) is inserted into the support recess (14), and the sintering box support (13) and the support recess (14) are both provided with five.

2. The zirconium oxide crystallization furnace according to claim 1, characterized in that: Both sides of the base (2) are provided with sintering box placement plates (7) for placing sintering boxes (12), one end of the sintering box placement plates (7) is provided with screws (15), and the sintering box placement plates (7) are threadedly fixed to the base (2) via the screws (15).

3. The zirconium oxide crystallization furnace according to claim 1, characterized in that: The upper end surface of the crystallization furnace body (1) is provided with a working status indicator light (5), and the upper surface and surrounding areas of the crystallization furnace body (1) are provided with heat dissipation openings (6), and a plurality of heat dissipation openings (6) are provided.

4. The zirconium oxide crystallization furnace according to claim 1, characterized in that: A power switch (16) is provided at the rear end of the crystallization furnace body (1) close to the lower end.

5. The zirconium oxide crystallization furnace according to claim 1, characterized in that: A maintenance window (17) is provided at an upper position at the center of the rear surface of the crystallization furnace body (1), and the opening of the maintenance window (17) is shielded by an external fixed protective plate.

6. The zirconium oxide crystallization furnace according to claim 2, characterized in that: The sintering box placement plate (7) is L-shaped, and a short side is in contact with and fixed to the base (2).

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