CN216989777U - Quick hardening device that solidifies of resin sand - Google Patents
Quick hardening device that solidifies of resin sand Download PDFInfo
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- CN216989777U CN216989777U CN202122968188.7U CN202122968188U CN216989777U CN 216989777 U CN216989777 U CN 216989777U CN 202122968188 U CN202122968188 U CN 202122968188U CN 216989777 U CN216989777 U CN 216989777U
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- Prior art keywords
- groove
- upper frame
- air
- communicated
- resin sand
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- 239000004576 sand Substances 0.000 title claims abstract description 33
- 239000011347 resin Substances 0.000 title claims abstract description 32
- 229920005989 resin Polymers 0.000 title claims abstract description 32
- 239000007787 solid Substances 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 24
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 12
- 239000001569 carbon dioxide Substances 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Casting Devices For Molds (AREA)
Abstract
The utility model provides a resin sand rapid hardening device, which is characterized in that: the solid hardening box body is formed by vertically splicing an upper frame body and a lower seat body, four corners of the bottom of the lower seat body are respectively provided with a supporting leg, first air passages are uniformly arranged in the peripheral side wall of the upper frame body, second air passages are also uniformly arranged in the bottom of the lower seat body, and one ends of the first air passages, which are communicated with the inside of the solid hardening box body, and one ends of the second air passages, which are communicated with the inside of the solid hardening box body, are respectively provided with a ventilating plug. The design has the advantages of simple structure, easy manufacture, practicality and high efficiency.
Description
Technical Field
The utility model relates to the technical field of resin sand hardening, in particular to a resin sand rapid hardening device.
Background
The resin sand generally adopts self-hardening and carbon dioxide hardening, the self-hardening resin sand has relatively long hardening time and relatively high strength; the carbon dioxide-hardened resin sand has a relatively short hardening time but relatively low strength; therefore, two practical hardening modes cannot meet the requirements of modern production, and it is very important to design a device for quickly hardening resin sand with short time and high strength.
Disclosure of Invention
The utility model provides a device for quickly curing resin sand, which is characterized in that air among sand particles in the resin sand is exhausted by vacuumizing through a vacuum pump, so that carbon dioxide can enter pores of the resin sand more easily, can quickly and uniformly react with resin in the resin sand to be cured, and the curing strength of the carbon dioxide for curing is improved.
In order to solve the technical problem, the utility model provides a resin sand rapid curing device, which is characterized in that: the solid hardening box body is formed by splicing an upper frame body and a lower seat body up and down, four corners of the bottom of the lower seat body are respectively provided with a supporting leg, first air passages are uniformly arranged in the peripheral side walls of the upper frame body, second air passages are also uniformly arranged in the bottom of the lower seat body, one end of each first air passage communicated with the inside of the solid hardening box body and one end of each second air passage communicated with the inside of the solid hardening box body are respectively provided with a ventilating plug, the other end of each second air passage in the left side wall of the upper frame body is communicated with an air charging connector arranged on the outer wall of the left end of the upper frame body, the air charging connectors are connected with a carbon dioxide air storage tank, and the other ends of the first air passages in the front side wall, the rear side wall and the right side wall of the upper frame body are communicated with a confluence pipeline through air exhausting connectors, the other end of the second air passage is also communicated with a confluence pipeline through an air exhaust pipeline, and the confluence pipeline is connected with a vacuum pump.
Further: the vacuum pump is communicated with the confluence pipeline through an electromagnetic three-way valve, and a standby pipeline is further arranged between the electromagnetic three-way valve and the confluence pipeline.
And further: the upper end of the upper frame body is detachably connected with a cover body, a groove is formed in the top of the cover body, a first through groove is formed in the center of the groove, a thin film is fixed in the groove of the cover body through a pressing plate, a second through groove is formed in the position, right opposite to the first through groove, of the pressing plate, the pressing plate is detachably connected to the cover body, a positioning column is further arranged at the top of the cover body, and a positioning hole is formed in the position, opposite to the positioning column, of the pressing plate.
And further: the utility model discloses a spring coupling, including lid and last framework, lid and last framework between still be provided with elastic positioning mechanism, elastic positioning mechanism including offer the connecting hole on the lid inner wall, offer hemisphere draw-in groove, spherical dop and the spring on last framework upper end outer wall, spherical dop pass through spring coupling in the connecting hole, spherical dop block under the effect of spring in the hemisphere draw-in groove.
After the structure is adopted, the vacuum pump is used for vacuumizing so that air among sand particles in the resin sand is exhausted, and therefore carbon dioxide can enter pores of the resin sand more easily and can quickly and uniformly react with resin in the resin sand to be hardened, and the hardening strength of the hardened carbon dioxide is improved; and the design also has the advantages of simple structure, easy manufacture, practicality and high efficiency.
Drawings
The utility model is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the present invention.
FIG. 2 is a view showing the internal structure of the solid hardening tank.
Fig. 3 is an enlarged view of a in fig. 2.
Detailed Description
As shown in fig. 1 and fig. 2, a resin sand rapid hardening device comprises a hardening box 1, an inflation joint 5, an air extraction joint 7 and a vacuum pump 9, wherein the hardening box is formed by splicing an upper frame 1-1 and a lower frame 1-2 up and down, four corners of the bottom of the lower frame are respectively provided with a supporting foot 10, the peripheral side wall of the upper frame is uniformly provided with a first air passage 2, the bottom of the lower frame is also uniformly provided with a second air passage 15, one end of the first air passage communicated with the inside of the hardening box and one end of the second air passage communicated with the inside of the hardening box are respectively provided with a vent plug, the other end of the second air passage in the left side wall of the upper frame is communicated with the inflation joint arranged on the outer wall of the left end of the upper frame, and the inflation joint is also connected with a carbon dioxide gas storage tank, the other end of the first air flue in the front and rear side walls and the right side wall of the upper frame body is communicated with the confluence pipeline 3 through an air suction connector, the other end of the second air flue is also communicated with the confluence pipeline 3 through an air suction pipeline 16, and the confluence pipeline is connected with a vacuum pump 9.
The vacuum pump shown in fig. 1 is connected to a confluence pipeline through an electromagnetic three-way valve 6, and a spare pipeline 8 is arranged between the electromagnetic three-way valve and the confluence pipeline. When the interface between the electromagnetic three-way valve and the confluence pipeline is blocked, spare pipeline machinery can be used for vacuumizing.
As shown in fig. 2, the upper end of the upper frame body is detachably connected with a cover body 11, a groove is formed in the top of the cover body, a first through groove is formed in the center of the groove, a film 13 is fixed in the groove of the cover body through a pressing plate 12, a second through groove is formed in the pressing plate at a position facing the first through groove, the pressing plate is detachably connected to the cover body, a positioning column 14 is further arranged at the top of the cover body, and a positioning hole is formed in the pressing plate at a position corresponding to the positioning column.
As shown in fig. 2 and fig. 3, an elastic positioning mechanism is further disposed between the cover body and the upper frame body, the elastic positioning mechanism includes a connection hole 18 formed on the inner wall of the cover body, a hemispherical slot 17 formed on the outer wall of the upper end of the upper frame body, a spherical chuck 19 and a spring 20, the spherical chuck is connected in the connection hole through the spring, and the spherical chuck is clamped into the hemispherical slot under the action of the spring,
When the device works, the curing box body is filled with the resin sand which is uniformly stirred, and is covered with a film for sealing; the air extraction joint is connected with a vacuum pump, and the machine is started to extract air; after air is exhausted, the resin sand moves downwards, the film is opened to continuously fill the sand to be full, then the film is covered for sealing, and air is continuously exhausted; the inflation connector is connected with carbon dioxide gas, and the resin sand begins to be rapidly hardened; and turning off the vacuum pump, and continuing to introduce the carbon dioxide until the resin sand is completely hardened.
In conclusion, the utility model uses the vacuum pump to vacuumize so as to discharge the air among the sand particles in the resin sand, thereby leading the carbon dioxide to enter the pores of the resin sand more easily, being capable of quickly and uniformly reacting with the resin in the resin sand so as to be hardened, and improving the hardening strength of the hardened carbon dioxide; and the design also has the advantages of simple structure, easy manufacture, practicality and high efficiency.
In light of the foregoing description of the preferred embodiments of the present invention, it is intended that the present invention cover modifications and variations of this invention provided they fall within the scope of the following claims. The technical scope of the present invention is not limited to the content of the description, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides a quick hardening device that solidifies of resin sand which characterized in that: the solid hardening box body is formed by splicing an upper frame body (1-1) and a lower base body (1-2) up and down, four corners of the bottom of the lower base body are respectively provided with a supporting leg (10), first air passages (2) are uniformly arranged in the peripheral side wall of the upper frame body, second air passages (15) are uniformly arranged in the bottom of the lower base body, one end of each first air passage communicated with the inside of the solid hardening box body and one end of each second air passage communicated with the inside of the solid hardening box body are respectively provided with a ventilating plug, the other end of each second air passage in the left side wall of the upper frame body is communicated with an air charging connector arranged on the outer wall of the left end of the upper frame body, the air charging connectors are connected with carbon dioxide gas storage tanks, and the other ends of the first air passages in the front side wall, the rear side wall and the right side wall of the upper frame body and the first air passage in the right side wall of the upper frame body are connected with a collecting pipe through air discharging connectors The channels (3) are communicated, the other end of the second air channel is also communicated with a confluence pipeline (3) through an air exhaust pipeline (16), and the confluence pipeline is connected with a vacuum pump (9).
2. The resin sand rapid hardening device according to claim 1, characterized in that: the vacuum pump is communicated with a confluence pipeline through an electromagnetic three-way valve (6), and a standby pipeline (8) is further arranged between the electromagnetic three-way valve and the confluence pipeline.
3. The resin sand rapid hardening device according to claim 1, characterized in that: the upper end of the upper frame body is detachably connected with a cover body (11), the top of the cover body is provided with a groove, a first through groove is formed in the center of the groove, a thin film (13) is fixed in the groove of the cover body through a pressing plate (12), a second through groove is formed in the position, right opposite to the first through groove, of the pressing plate, the pressing plate is detachably connected to the cover body, the top of the cover body is further provided with a positioning column (14), and a positioning hole is formed in the position, opposite to the positioning column, of the pressing plate.
4. The rapid hardening device for resin sand according to claim 3, wherein: lid and last framework between still be provided with elastic positioning mechanism, elastic positioning mechanism including offer connecting hole (18) on the lid inner wall, offer hemisphere draw-in groove (17), spherical dop (19) and spring (20) on last framework upper end outer wall, spherical dop pass through spring coupling in the connecting hole, spherical dop block under the effect of spring in the hemisphere draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122968188.7U CN216989777U (en) | 2021-11-30 | 2021-11-30 | Quick hardening device that solidifies of resin sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122968188.7U CN216989777U (en) | 2021-11-30 | 2021-11-30 | Quick hardening device that solidifies of resin sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216989777U true CN216989777U (en) | 2022-07-19 |
Family
ID=82381762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122968188.7U Active CN216989777U (en) | 2021-11-30 | 2021-11-30 | Quick hardening device that solidifies of resin sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216989777U (en) |
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2021
- 2021-11-30 CN CN202122968188.7U patent/CN216989777U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.150 Xiaxi North Road, Jiaze, Wujin District, Changzhou City, Jiangsu Province 213148 Patentee after: Sanxin Special Materials (Changzhou) Co.,Ltd. Address before: No.150 Xiaxi North Road, Jiaze, Wujin District, Changzhou City, Jiangsu Province 213148 Patentee before: SANXIN HEAVY INDUSTRY MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address |