CN210021953U - False tooth negative pressure stirring box for vacuum mixer capable of preventing casting mold material from overflowing - Google Patents
False tooth negative pressure stirring box for vacuum mixer capable of preventing casting mold material from overflowing Download PDFInfo
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- CN210021953U CN210021953U CN201920278885.XU CN201920278885U CN210021953U CN 210021953 U CN210021953 U CN 210021953U CN 201920278885 U CN201920278885 U CN 201920278885U CN 210021953 U CN210021953 U CN 210021953U
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- stirring
- stirring box
- negative pressure
- cover
- pressure vacuum
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Abstract
A false tooth negative pressure vacuum mixer stirring box for preventing casting mould material from overflowing comprises a stirring box body and a stirring box cover combination; the stirring box cover in the stirring box cover combination adopts a deep groove-shaped structural design, so that the distance between an air suction filter element arranged on the stirring box cover and a casting mold material in the stirring box body is increased; meanwhile, a stirring box end cover is arranged on the step surface at the lower part of the stirring box cover, and the stirring rod through holes arranged on the stirring box cover and the stirring box end cover act together to form a double-point supporting structure of the stirring rod, so that the stirring rod is prevented from swinging in the rotating process; the utility model discloses a negative pressure vacuum mixer has thoroughly solved the phenomenon of spilling over of mould material in the negative pressure vacuum mixing operation with stirring box, has avoided the stirring lid to bleed the jam of filter core and has scrapped, has also solved simultaneously by the sealed not tight of stirring cover and the stirring lid of negative pressure vacuum mixer that mould material pollutes, the casting defect problem of the metal base hat that leads to mould material stirring in-process not enough to exhaust and produce.
Description
Technical Field
The utility model relates to an instrument technical field is used in artificial tooth processing, concretely relates to prevent artificial tooth negative pressure vacuum mixer that mould material spills over and use stirring box.
Background
In the existing denture processing process, a metal base crown of the denture needs to be manufactured by metal casting; in order to avoid the defect of the metal base crown during casting, the casting mold material is stirred by adopting a false tooth negative pressure vacuum stirrer and a stirring box, and gas in the casting mold material is discharged by utilizing negative pressure vacuum; in the negative-pressure vacuum stirring operation of the casting mold materials, the casting mold materials in the stirring box are required to be controlled not to exceed half of the volume of the stirring box body, so that the casting mold materials are prevented from overflowing from an air exhaust filter element of a stirring box cover in the stirring process to block the air exhaust filter element and pollute a stirring sleeve of a negative-pressure vacuum stirrer; however, the stirring box cover of the existing stirring box is of a flat structure, and an air suction filter element arranged on the stirring box cover is closer to a casting mould material; meanwhile, the stirring rod penetrating through the stirring box cover is a single-point support, and the stirring rod is easy to swing in the rotating process, so that the phenomenon of mold material overflow frequently occurs in the negative-pressure vacuum stirring operation of the mold material, and the blockage of an air suction filter element of the stirring box cover is caused to be scrapped; meanwhile, the problem of poor sealing between the stirring sleeve of the negative pressure vacuum stirrer polluted by the casting mould material and the stirring box cover can be caused, so that insufficient exhaust is caused in the stirring process of the casting mould material, and the metal base crown generates defects in casting.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a stirring box for false tooth negative pressure vacuum stirrer, which can prevent the overflow of casting mould material; the stirring box comprises a stirring box body and a stirring box cover combination; the stirring box cover in the stirring box cover combination adopts a deep groove-shaped structural design, so that the distance between an air suction filter element arranged on the stirring box cover and a casting mold material in the stirring box body is increased; meanwhile, a stirring box end cover is arranged on the step surface at the lower part of the stirring box cover, and the stirring rod through holes on the stirring box cover and the stirring box end cover act together to form a double-point supporting structure of the stirring rod, so that the stirring rod is prevented from swinging in the rotating process; the utility model discloses a negative pressure vacuum mixer has thoroughly solved the phenomenon of spilling over of mould material in the negative pressure vacuum mixing operation with stirring box, has avoided the stirring lid to bleed the jam of filter core and has scrapped, has also solved simultaneously by the sealed not tight of stirring cover and the stirring lid of negative pressure vacuum mixer that mould material pollutes, the casting defect problem of the metal base hat that leads to mould material stirring in-process not enough to exhaust and produce.
In order to realize the utility model aims at, the utility model adopts the following technical scheme: a false tooth negative pressure vacuum mixer stirring box for preventing casting mould material from overflowing comprises a stirring box body and a stirring box cover combination; the stirring box body is cup-shaped, and a flange is arranged at the edge of the upper part of the stirring box body; the stirring box cover assembly comprises a stirring box cover, an air exhaust filter element, a stirring rod, a stirring plate and a stirring rod connector; the stirring box cover is in a deep groove shape, a step surface is arranged close to the end surface of the groove wall, a stirring rod through hole is arranged in the middle of the bottom of the groove, and a plurality of air-extracting filter core through holes are also arranged at the bottom of the groove; an air exhaust filter element is arranged in the through hole of the air exhaust filter element; the stirring rod penetrates through the stirring rod through hole; the upper part of the stirring rod is provided with a stirring rod connector, and the lower part of the stirring rod is provided with a stirring plate; when the stirring box is in a working state, the step surface of the stirring box cover is arranged on the flange surface at the upper part of the stirring box body, and the lower part of the stirring rod and the stirring plate are arranged in the cavity of the stirring box body.
Preferably, a stirring box end cover is arranged on the step surface of the lower part of the stirring box cover, and a stirring rod through hole is formed in the middle of the stirring box end cover; the stirring rod through holes on the end cover and the cover of the stirring box form a two-point rotation supporting structure of the stirring rod; the end cover of the stirring box is also provided with a plurality of vent holes.
Preferably, the stirring rod is further provided with a limiting ring, and the limiting ring is located at the lower part of the end cover of the stirring box and used for axially positioning the stirring rod.
Preferably, the upper end face of the stirring box cover is provided with an upper sealing ring.
Preferably, the lower end face of the end cover of the stirring box is provided with a lower sealing ring.
Preferably, the upper end of the stirring rod connector is provided with a cross connecting groove.
Preferably, a stirring rod guide sleeve is arranged at a stirring rod through hole arranged in the middle of the bottom of the upper tank of the stirring tank cover.
Preferably, the stirring box cover is connected with the stirring box end cover through ultrasonic welding.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a false tooth negative pressure vacuum mixer stirring box for preventing the overflow of casting mould materials, which comprises a stirring box body and a stirring box cover combination; the stirring box cover in the stirring box cover combination adopts a deep groove-shaped structural design, so that the distance between an air suction filter element arranged at the bottom of the groove and a casting mold material in the stirring box body is increased; meanwhile, a stirring box end cover is arranged on the step surface at the lower part of the stirring box cover, and the stirring rod through holes on the stirring box cover and the stirring box end cover act together to form a double-point supporting structure of the stirring rod, so that the stirring rod is prevented from swinging in the rotating process; the utility model discloses a negative pressure vacuum mixer has thoroughly solved the phenomenon of spilling over of mould material in the negative pressure vacuum mixing operation with stirring box, has avoided the stirring lid to bleed the jam of filter core and has scrapped, has also solved simultaneously by the sealed not tight of stirring cover and the stirring lid of negative pressure vacuum mixer that mould material pollutes, the casting defect problem of the metal base hat that leads to mould material stirring in-process not enough to exhaust and produce.
Drawings
FIG. 1 is a schematic structural view of a stirring box for a false tooth negative pressure vacuum stirrer for preventing a casting mold material from overflowing;
FIG. 2 is a schematic view of the lid assembly of the agitator tank;
FIG. 3 is a schematic view of a lid of the agitator tank;
fig. 4 is a schematic view of the stir bar attachment.
In the figure: 1. a stirring box body; 2. the stirring box cover is combined; 201. a stirring box cover; 2011. a guide sleeve of the stirring rod; 202. an air pumping filter element; 203. a stirring rod; 204. a stirring plate; 205. a stirring rod connector; 2051. a cross connecting groove; 206. an end cover of the stirring box; 207. a limiting ring; 208. an upper seal ring; 209. a lower seal ring.
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.
A false tooth negative pressure vacuum mixer stirring box for preventing casting mould material from overflowing comprises a stirring box body 1 and a stirring box cover assembly 2; the stirring box body 1 is cup-shaped, and a flange is arranged at the edge of the upper part of the stirring box body; the stirring box cover assembly 2 comprises a stirring box cover 201, an air-extracting filter element 202, a stirring rod 203, a stirring plate 204, a stirring rod connector 205, a stirring box end cover 206, a limiting ring 207, an upper sealing ring 208 and a lower sealing ring 209; the stirring box cover 201 is in a deep groove shape, a step surface is arranged close to the end surface of the groove wall, a stirring rod through hole is arranged in the middle of the bottom of the groove, and a stirring rod guide sleeve 2011 is arranged at the lower part of the stirring rod through hole; two air-extracting filter element through holes are formed in the bottom of the tank; an air-extracting filter element 202 is arranged in the through hole of the air-extracting filter element; the stirring rod 203 penetrates through the through hole of the stirring rod, the upper part of the stirring rod is fixedly provided with a stirring rod connector 205, and the upper end of the stirring rod connector 205 is provided with a cross connecting groove 2051; a stirring plate 204 is fixedly arranged at the lower part of the stirring rod 203; the stirring box end cover 206 is arranged on the step surface of the lower part of the stirring box cover 201, and a stirring rod through hole is formed in the middle of the stirring box end cover 206; four vent holes are also formed in the end cover 206 of the stirring box; a limit ring 207 is also fixed on the stirring rod 203 at the lower part of the stirring box end cover 206; when the stirring box is in a working state, the step surface of the stirring box cover 201 is arranged on the upper flange surface of the stirring box body 1, and the lower part of the stirring rod 203 and the stirring plate 204 are arranged in the cavity of the stirring box body 1; the upper end surface of the stirring box cover 201 is provided with an upper sealing ring 208; the lower end surface of the stirring box end cover 206 is provided with a lower sealing ring 209; the stirring box cover 201 is connected with the stirring box end cover 206 through ultrasonic welding.
When the stirring box of the utility model is used, the prepared pasty casting mold material is poured into the stirring box body 1, the stirring box cover combination 2 is arranged at the upper part of the stirring box body 1, and the step surface of the stirring box cover 201 is contacted with the flange surface of the stirring box body 1; aligning the stirring rod connector 205 of the stirring box with a stirring shaft in a stirring sleeve of the negative pressure vacuum stirrer, and slightly pushing upwards to insert a cross head of the stirring shaft into a cross connecting groove 2051 of the stirring rod connector 205; the stirring box is supported by hands, so that the end face of a stirring sleeve of the negative pressure vacuum stirrer is in contact with an upper sealing ring 208 of the stirring box cover 201; pressing down a vacuum switch and a stirring switch of the negative pressure vacuum stirrer in sequence, then releasing hands, and carrying out negative pressure vacuum stirring on the casting mould material; and after stirring is finished, supporting the stirring box by hand, sequentially closing the stirring switch and the vacuum switch, and taking down the stirring box to manufacture the denture casting mold.
After the stirring box is used every time, the stirring box is flushed with clean water as soon as possible, so that the normal use of the stirring box is prevented from being influenced by solidification of the casting mold materials attached to the stirring box body 1 and the stirring box cover assembly 2.
The part of the utility model not detailed is prior art.
Claims (8)
1. The utility model provides a false tooth negative pressure stirring box for vacuum mixer that mould material spills over prevents, characterized by: comprises a stirring box body (1) and a stirring box cover combination (2); the stirring box body (1) is cup-shaped, and a flange is arranged on the edge of the upper part of the stirring box body; the stirring box cover assembly (2) comprises a stirring box cover (201), an air extraction filter element (202), a stirring rod (203), a stirring plate (204) and a stirring rod connector (205); the stirring box cover (201) is in a deep groove shape, a step surface is arranged close to the end surface of the groove wall, a stirring rod through hole is arranged in the middle of the bottom of the groove, and a plurality of air-extracting filter core through holes are also arranged at the bottom of the groove; an air-extracting filter element (202) is arranged in the through hole of the air-extracting filter element; the stirring rod (203) penetrates through the through hole of the stirring rod, the upper part of the stirring rod is fixedly provided with a stirring rod connector (205), and the lower part of the stirring rod is fixedly provided with a stirring plate (204); when the stirring box is in a working state, the step surface of the stirring box cover (201) is arranged on the upper flange surface of the stirring box body (1), and the lower part of the stirring rod (203) and the stirring plate (204) are arranged in the cavity of the stirring box body (1).
2. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of a molding material according to claim 1, which is characterized in that: a stirring box end cover (206) is arranged on the step surface of the lower part of the stirring box cover (201), and a stirring rod through hole is formed in the middle of the stirring box end cover (206); the end cover (206) of the stirring box is also provided with a plurality of vent holes.
3. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of the molding material according to claim 2, which is characterized in that: the stirring rod (203) is further provided with a fixed limiting ring (207), and the limiting ring (207) is located at the lower part of the stirring box end cover (206).
4. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of a molding material according to claim 1, which is characterized in that: an upper sealing ring (208) is arranged on the upper end face of the stirring box cover (201).
5. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of the molding material according to claim 2, which is characterized in that: and a lower sealing ring (209) is arranged on the lower end surface of the stirring box end cover (206).
6. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of a molding material according to claim 1, which is characterized in that: the upper end of the stirring rod connector (205) is provided with a cross connecting groove (2051).
7. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of a molding material according to claim 1, which is characterized in that: and a stirring rod guide sleeve (2011) is arranged at a stirring rod through hole arranged in the middle of the bottom of the stirring box cover (201).
8. The stirring box for a negative pressure vacuum stirring machine for a denture for preventing the overflowing of the molding material according to claim 2, which is characterized in that: the stirring box cover (201) is connected with the stirring box end cover (206) through ultrasonic welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920278885.XU CN210021953U (en) | 2019-02-28 | 2019-02-28 | False tooth negative pressure stirring box for vacuum mixer capable of preventing casting mold material from overflowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920278885.XU CN210021953U (en) | 2019-02-28 | 2019-02-28 | False tooth negative pressure stirring box for vacuum mixer capable of preventing casting mold material from overflowing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210021953U true CN210021953U (en) | 2020-02-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920278885.XU Expired - Fee Related CN210021953U (en) | 2019-02-28 | 2019-02-28 | False tooth negative pressure stirring box for vacuum mixer capable of preventing casting mold material from overflowing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210021953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246279A (en) * | 2021-05-27 | 2021-08-13 | 南京精益义齿有限公司 | Anti-bubble die tooth production and processing mechanism |
-
2019
- 2019-02-28 CN CN201920278885.XU patent/CN210021953U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246279A (en) * | 2021-05-27 | 2021-08-13 | 南京精益义齿有限公司 | Anti-bubble die tooth production and processing mechanism |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |