CN210512630U - Circulation sintering device - Google Patents
Circulation sintering device Download PDFInfo
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- CN210512630U CN210512630U CN201921260393.4U CN201921260393U CN210512630U CN 210512630 U CN210512630 U CN 210512630U CN 201921260393 U CN201921260393 U CN 201921260393U CN 210512630 U CN210512630 U CN 210512630U
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Abstract
The application relates to a circulating sintering device which comprises an installation base, a track assembly, crucibles, a heating cover and a heating assembly, wherein the track assembly is arranged along the outer edge of the installation base, and a plurality of crucibles are sequentially arranged on the track assembly and move through the track assembly; the heating cover covers the track assembly and the crucible, the heating assembly is arranged in the middle of the heating cover, and workpieces arranged in the crucible are sintered and molded through the heating assembly. The beneficial effects are that: heating element through being provided with "U" shape stick that generates heat heats the work piece of setting on the crucible, and the stick that generates heat can be provided with a plurality ofly, and a plurality of stick evenly distributed that generate heat are on the heating mantle, and the accessible reduces track assembly's rotation rate, reaches the even heating effect, need not artificial sintering, reduction in production cost provides the work piece yields.
Description
Technical Field
The application relates to the technical field of porcelain tooth production, in particular to a circulating sintering device.
Background
Need sinter the porcelain tooth mould after polishing in current porcelain tooth processing technology, but traditional method is got the porcelain tooth through the son clamp and is sintered, this method needs a staff one hand to be used for fixed tooth mould, another only accepts control point firearm, there is certain danger in this kind of mode, and the volume of tooth mould is very little, need carry out the even heating to the tooth mould, and is higher to staff's technical requirement, and staff need process for six hours each day, the time length has increased the error rate because of the stiff and hard of hand.
Disclosure of Invention
In order to solve the technical problems, the application provides a circulating sintering device which comprises an installation base, a track assembly, crucibles, a heating cover and a heating assembly, wherein the track assembly is arranged along the outer edge of the installation base, and the crucibles are sequentially arranged on the track assembly and move through the track assembly; the heating cover covers the track assembly and the crucible, the heating assembly is arranged in the middle of the heating cover, and workpieces arranged in the crucible are sintered and molded through the heating assembly.
Optionally, the heating assembly at least comprises a fixed seat, a heating rod and a conducting wire, at least one heating rod penetrates through the top of the heating cover, and the free end of the heating rod is fixed on the fixed seat arranged on the upper surface of the heating cover; at least one piece of the lead is connected with the end part of one or more heating rods, and the free end of the lead is connected with an external power supply through a connecting circuit.
Optionally, the heating rod is arranged in a U shape, the closed end of the heating rod is adjacent to the crucible, and the free end of the heating rod penetrates through the heating cover and is fixed on the fixing seat.
Optionally, the heating assembly further comprises a temperature measuring rod, one end of the temperature measuring rod is fixed on the upper surface of the heating cover, and the other end of the temperature measuring rod is adjacent to the closed end of the heating rod.
Optionally, the number of the heating rods is 6, and the number of the temperature measuring rods is 3.
Optionally, the heating temperature of the heating rod is 1500-1600 ℃.
Optionally, the rail assembly includes a rotating motor disposed on the mounting base, a first gear connected to the rotating motor, a second gear engaged with the first gear, a rotating panel fixed to the second gear, and an annular rail fixed to the rotating panel; the second gear wheel is rotatably connected to the mounting base and drives the rotating panel and the annular track to rotate through the rotating motor.
Optionally, a plurality of crucible slots for holding crucibles are dug on the upper surface of the annular rail at equal intervals.
Optionally, the crucible side wall is dug with at least one notch.
Optionally, the heating cover is arranged in an unclosed annular shape, and a heating channel matched with the annular rail is dug in the middle of the heating cover.
The utility model provides a circulation sintering device, its beneficial effect lies in:
(1) heating element through being provided with "U" shape stick that generates heat heats the work piece of setting on the crucible, and the stick that generates heat can be provided with a plurality ofly, and a plurality of stick evenly distributed that generate heat are on the heating mantle, and the accessible reduces track assembly's rotation rate, reaches the even heating effect, need not artificial sintering, reduction in production cost provides the work piece yields.
(2) The annular track and the unclosed annular heating cover are arranged, so that the workpiece and the crucible can be conveniently fed and discharged, and the production efficiency is improved.
(3) One or more gaps are formed in the crucible, so that when a workpiece arranged on the crucible is baked, the temperature of the heating rod is conveniently transferred to the workpiece, and the heating efficiency is improved; meanwhile, the workpiece on the crucible can be conveniently taken and placed, and the production efficiency is improved.
(4) The heating rod is arranged and detects the temperature of the heating rod to adjust the input voltage of an external power supply, so that the heating rod is maintained at a fixed temperature, and workpieces can be uniformly heated.
Drawings
FIG. 1 is a schematic structural diagram of a circulation sintering apparatus according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a heating assembly according to an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a track assembly according to an embodiment of the present application;
the device comprises a mounting base 1, a track component 2, a crucible 3, a heating cover 4, a heating component 5, a rotating motor 21, a first gear 22, a second gear 23, a rotating panel 24, an annular track 25, a gap 31, a fixed seat 51, a heating rod 52, a lead 53 and a connecting circuit 54.
Detailed Description
The following detailed description of the preferred embodiments of the present application, taken in conjunction with the accompanying drawings, will make the advantages and features of the present application more readily appreciated by those skilled in the art, and thus will more clearly define the scope of the invention.
In the embodiment shown in fig. 1, the present application provides a circulating sintering device, which comprises a mounting base 1, a track assembly 2, crucibles 3, a heating cover 4 and a heating assembly 5, wherein the track assembly 2 is arranged along the outer edge of the mounting base 1, and a plurality of crucibles 3 are sequentially arranged on the track assembly 2 and move through the track assembly 2; the heating cover 4 covers the track assembly 2 and the crucible 3, the heating assembly 5 is arranged in the middle of the heating cover 4, and a workpiece arranged in the crucible 3 is sintered and molded through the heating assembly 5. When the workpiece is heated, the workpiece is placed in the crucible 3, then the crucible 3 is placed in a crucible groove formed in the track assembly 2, the crucible 3 enters the heating cover 4 along with the drive of the track assembly 2, and the heating assembly 5 is used for uniformly heating the workpiece to sinter and form the workpiece. The workpiece can be a tooth mold structure with zirconium oxide as a component or other small workpieces needing uniform heating, the cyclic sintering device is not limited to be used for processing the workpiece type, and the cyclic sintering device is used for processing other workpieces needing uniform sintering and falls into the protection scope of the application. Wherein, the heating element 5 of this application sets up at 4 middle parts of heating mantle, form the heating chamber at 4 middle parts of heating mantle, because heating element 5 sets up and locates 4 middle parts of heating mantle, make the temperature at 4 middle parts of heating mantle more concentrate promptly more temperature higher than 4 both ends of heating mantle, the temperature of 4 front ends of heating mantle is less than 4 middle part temperatures of heating mantle, make and play preheating function from crucible 3 and the work piece on the crucible 3 that 4 front ends of heating mantle got into heating mantle 4, by 5 thermally equivalent of high temperature heating element and sintering and shaping when the work piece on crucible 3 and the crucible 3 reachd 4 middle parts of heating mantle. Wherein, the installation base 1, the track component 2, the crucible 3, the heating cover 4 and the heating component 5 are all made of high temperature resistant materials. In an implementation manner of the above embodiment, the heating assembly 5 provided with the "U" -shaped heating rod 52 heats the workpiece arranged on the crucible 3, the heating rod 52 can be provided in a plurality, the heating rods 52 are uniformly distributed on the heating cover 4, the rotation speed of the track assembly 2 can be reduced through reducing the rotation speed, the uniform heating effect can be achieved, artificial sintering is not needed, the production cost is reduced, and the yield of the workpiece is improved. The annular track 25 and the unclosed annular heating cover 4 are arranged, so that the workpiece and the crucible 3 can be conveniently fed and discharged, and the production efficiency is improved. One or more gaps are arranged on the crucible 3, so that when a workpiece arranged on the crucible 3 is baked, the temperature of the heating rod 52 is transferred to the workpiece, and the heating efficiency is improved; meanwhile, the workpiece on the crucible 3 can be conveniently taken and placed, and the production efficiency is improved. The heating rod 52 is provided, and the heating rod 52 adjusts the input voltage of the external power supply by detecting the temperature of the heating rod 52, so that the heating rod 52 is maintained at a fixed temperature, and the workpiece can be uniformly heated.
In the embodiment shown in fig. 2, the heating assembly 5 at least includes a fixing base 51, a heating rod 52 and a conducting wire 53, at least one heating rod 52 is disposed through the top of the heating cover 4, and the free end of the heating rod 52 is fixed on the fixing base 51 disposed on the upper surface of the heating cover 4; at least one wire 53 is connected to the end of one or more heating rods 52 and the free end of the wire 53 is connected to an external power source via a connection circuit 54. In one embodiment of the present embodiment, the heating assembly 5 is connected to a power supply via a heating rod 52 for generating heat, the heating rod 52 and a power supply connection portion are disposed on the upper surface of the heating cover 4, and the heating rod 52 is disposed inside the heating cover 4. The heating rod 52 is arranged in a U shape, the closed end of the heating rod 52 is adjacent to the crucible 3, the free end of the heating rod 52 penetrates through the heating cover 4 and is fixed on the fixing seat 51, and the heating rod 52 is arranged in the U shape, so that the heating area of the heating rod 52 in the heating cover 4 is increased, the temperature in the heating cover 4 is relatively uniform, and the crucible 3 and workpieces on the crucible 3 are uniformly heated. The heating rod 52 may also be in other shapes such as "T" to generate heat. The wire 53 may be an aluminum strip or other conductive metal.
In one implementation of the above embodiment, the heating assembly 5 further includes a temperature measuring rod 55, one end of the temperature measuring rod 55 is fixed on the upper surface of the heating cover 4, and the other end of the temperature measuring rod 55 is disposed adjacent to the closed end of the heating rod 52. The temperature measuring rod 55 can be used for measuring the temperature of the area close to the heating rod 52 in the heating cover 4, and sending the measured temperature to the background power supply control system, and adjusting the input voltage of the external power supply by detecting the temperature of the heating rod 52, so as to ensure that the heating rod 52 is maintained at a fixed temperature, and the workpiece can be uniformly heated.
In one embodiment of the above embodiment, the number of the heat generating rods 52 is 6, and the number of the temperature measuring rods 55 is 3. The 6 heating rods 52 are uniformly distributed, and are distributed on two sides of the crucible 3 in pairs, so that heating is more uniform, and the temperature measuring rods 55 respectively measure the temperature of every two heating rods 52 so as to detect whether the heating temperature of each heating rod 52 is consistent; so that the workpiece can be uniformly heated.
In an embodiment of the present invention, the heating temperature of the heating rod 52 is 1500-1600 ℃, and the heating temperature of the heating rod 52 can be set according to the material of the workpiece and the sintering effect, in this embodiment, the workpiece is a dental model structure made of zirconia, and the optimal temperature for sintering is 1500-1600 ℃.
In the embodiment shown in fig. 3, the rail assembly 2 includes a rotary motor 21 provided at the mounting base 1, a first gear 22 connected to the rotary motor 21, a second gear 23 engaged with the first gear 22, a rotary panel 24 fixed to the second gear 23, and an annular rail 25 fixed to the rotary panel 24; the second gear 23 is rotatably connected to the mounting base 1, and the rotating motor 21 drives the rotating panel 24 and the annular rail 25 to rotate. The rotation speed of the rotating panel 24 and the annular track 25 can be adjusted according to the sintering forming requirement, so as to prolong or shorten the sintering time of the crucible and the workpiece in the crucible 3.
In one embodiment of the above embodiment, the upper surface of the circular rail 25 is dug equidistantly with a plurality of crucible slots for placing the crucibles 3. When the material loading is carried out, the crucible 3 is placed in the crucible groove to be fixed so as to carry out movable sintering, the operation is simple, and the production efficiency is improved.
In some embodiments, the crucible 3 is hollowed out of the side wall with at least one notch 31. One or more gaps are formed in the crucible 3, so that when a workpiece arranged on the crucible 3 is baked, the temperature of the heating rod is conveniently transferred to the workpiece, and the heating efficiency is improved; meanwhile, the workpiece on the crucible 3 can be conveniently taken and placed, and the production efficiency is improved.
In some embodiments, the heating cover 4 is in a non-closed ring shape, and a heating channel matched with the ring-shaped track 25 is dug in the middle of the heating cover 4. The annular track 25 and the unclosed annular heating cover 4 are arranged, so that the workpiece and the crucible 3 can be conveniently fed and discharged, and the production efficiency is improved.
The utility model provides a circulation sintering device heats the work piece that sets up on the crucible through the heating element who is provided with "U" shape stick that generates heat, and the stick that generates heat can be provided with a plurality ofly, and a plurality of stick evenly distributed that generate heat are on the heating mantle, and the accessible reduces track assembly's rotation rate, reaches the even heating effect, need not artificial sintering, reduction in production cost provides the work piece yields. The annular track and the unclosed annular heating cover are arranged, so that the workpiece and the crucible can be conveniently fed and discharged, and the production efficiency is improved. One or more gaps are formed in the crucible, so that when a workpiece arranged on the crucible is baked, the temperature of the heating rod is conveniently transferred to the workpiece, and the heating efficiency is improved; meanwhile, the workpiece on the crucible can be conveniently taken and placed, and the production efficiency is improved. The heating rod is arranged and detects the temperature of the heating rod to adjust the input voltage of an external power supply, so that the heating rod is maintained at a fixed temperature, and workpieces can be uniformly heated.
The embodiments of the present application have been described in detail with reference to the drawings, but the present application is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present application within the knowledge of those skilled in the art.
Claims (10)
1. A circulation sintering device is characterized in that: the crucible heating device comprises a mounting base (1), a track assembly (2), crucibles (3), a heating cover (4) and a heating assembly (5), wherein the track assembly (2) is arranged along the outer edge of the mounting base (1), and a plurality of crucibles (3) are sequentially arranged on the track assembly (2) and move through the track assembly (2); the heating cover (4) covers the track assembly (2) and the crucible (3), the heating assembly (5) is arranged in the middle of the heating cover (4), and a workpiece arranged in the crucible (3) is sintered and molded through the heating assembly (5).
2. A circulating sintering apparatus according to claim 1, characterized in that the heating assembly (5) comprises at least a fixed base (51), a heating rod (52) and a conducting wire (53), at least one heating rod (52) is arranged through the top of the heating cover (4), and the free end of the heating rod (52) is fixed on the fixed base (51) arranged on the upper surface of the heating cover (4); at least one piece of the lead wire (53) is connected to the end of one or more heating rods (52) and the free end of the lead wire (53) is connected with an external power supply through a connecting circuit (54).
3. A circulating sintering apparatus as claimed in claim 2, characterized in that the heating rod (52) is arranged in a "U" shape, the closed end of the heating rod (52) is arranged adjacent to the crucible (3), and the free end of the heating rod (52) passes through the heating cover (4) and is fixed on the fixed base.
4. A circulating sintering apparatus according to claim 2, characterized in that the heating assembly (5) further comprises a temperature measuring rod (55), one end of the temperature measuring rod (55) is fixed on the upper surface of the heating cover (4), and the other end of the temperature measuring rod (55) is arranged adjacent to the closed end of the heating rod (52).
5. A circulation sintering apparatus according to claim 4, characterized in that the number of the heat generating rods (52) is 6, and the number of the temperature measuring rods (55) is 3.
6. A cyclic sintering apparatus according to claim 2, wherein the heating temperature of the heat generating rod (52) is 1500-1600 ℃.
7. A circulating sintering apparatus according to claim 1, wherein the rail assembly (2) comprises a rotary motor (21) provided on the mounting base (1), a first gear (22) connected to the rotary motor (21), a second gear (23) engaged with the first gear (22), a rotary panel (24) fixed to the second gear (23), and an annular rail (25) fixed to the rotary panel (24); the second gear (23) is rotatably connected to the mounting base (1), and the rotating motor (21) drives the rotating panel (24) and the annular track (25) to rotate.
8. A circulating sintering apparatus as claimed in claim 7, characterized in that the upper surface of the circular track (25) is dug equidistantly with a plurality of crucible slots for placing crucibles (3).
9. A circulation sintering device according to claim 8, characterized in that the side wall of the crucible (3) is dug with at least one notch (31).
10. A circulating sintering device according to claim 8, characterized in that the heating cover (4) is arranged in an unclosed ring shape, and a heating channel matched with the annular rail (25) is dug in the middle of the heating cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921260393.4U CN210512630U (en) | 2019-08-06 | 2019-08-06 | Circulation sintering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921260393.4U CN210512630U (en) | 2019-08-06 | 2019-08-06 | Circulation sintering device |
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| Publication Number | Publication Date |
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| CN210512630U true CN210512630U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921260393.4U Active CN210512630U (en) | 2019-08-06 | 2019-08-06 | Circulation sintering device |
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| CN (1) | CN210512630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345764A (en) * | 2019-08-06 | 2019-10-18 | 惠州隆洋国数科技有限公司 | A kind of cycle sintering device |
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2019
- 2019-08-06 CN CN201921260393.4U patent/CN210512630U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345764A (en) * | 2019-08-06 | 2019-10-18 | 惠州隆洋国数科技有限公司 | A kind of cycle sintering device |
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