CN220837811U - Exhaust equipment for sand casting - Google Patents
Exhaust equipment for sand casting Download PDFInfo
- Publication number
- CN220837811U CN220837811U CN202322447654.6U CN202322447654U CN220837811U CN 220837811 U CN220837811 U CN 220837811U CN 202322447654 U CN202322447654 U CN 202322447654U CN 220837811 U CN220837811 U CN 220837811U
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- casting
- pipe
- box body
- outlet pipe
- bottom plate
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- 238000007528 sand casting Methods 0.000 title claims abstract description 21
- 238000005266 casting Methods 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 230000005484 gravity Effects 0.000 claims description 11
- 239000004576 sand Substances 0.000 abstract description 15
- 238000007711 solidification Methods 0.000 abstract description 11
- 230000008023 solidification Effects 0.000 abstract description 11
- 239000002184 metal Substances 0.000 abstract description 9
- 239000007789 gas Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000011148 porous material Substances 0.000 abstract description 2
- 239000011230 binding agent Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003110 molding sand Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000012855 volatile organic compound Substances 0.000 description 3
- 244000035744 Hura crepitans Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The utility model relates to the field of exhaust equipment, in particular to exhaust equipment for sand casting, which comprises a fixed bottom plate, an exhaust pipe, a box body, a water inlet pipe, a water outlet pipe, a water tank, a handle, a mounting plate and a filtering hole, wherein the fixed bottom plate is arranged on the box body; the box body is arranged on the fixed bottom plate, and a square groove is formed in the box body; two ends of the exhaust pipe are respectively connected with the casting body and the box body; the water tank is arranged in the tank body; the water inlet pipe is arranged at the top of the tank body and extends into the water tank; the water outlet pipe is arranged at one side of the tank body and extends into the water tank; the air outlet pipe is arranged at the top of the box body, and the mounting plate is provided with a convex block which is in clamping fit with the air outlet pipe; the handle is arranged at one side of the mounting plate; the multiunit filtration pore sets up on the mounting panel. The utility model can effectively reduce the temperature of the sand core and the sand mold, quicken the solidification speed of the molten metal, shorten the solidification time of the whole casting, improve the production efficiency, effectively remove the harmful gases and reduce the harm to the environment and workers.
Description
Technical Field
The utility model relates to the field of exhaust equipment, in particular to exhaust equipment for sand casting.
Background
Sand casting is to use sand with a specific formula and cementing agent to manufacture a mould corresponding to the shape of a required casting in a mould box; sand casting is a common metal casting process that uses sand as a mold material to produce metal castings of various shapes by pouring molten metal.
The Chinese patent with the publication number CN112570666A discloses a sand box for sand casting, which comprises a box body, two exhaust devices are symmetrically installed in a penetrating way at the middle positions of the bottom ends of the front surface and the rear surface of the box body, each exhaust device comprises a first threaded rod which is connected with the box body in a penetrating way, one end of each first threaded rod is fixedly provided with a first rotary handle, the other end of each first threaded rod penetrates through the box body to rotate and is provided with a propelling mechanism, and one end of each propelling mechanism is fixedly provided with an air inlet pipe. According to the invention, the exhaust device is arranged, after high-temperature molten metal is poured into the cavity, internal air is discharged through the air inlet hole in the air inlet pipe and the air outlet hole in the first threaded rod, so that the air holes of castings can be prevented, meanwhile, the claw-shaped air inlet pipe is filled in the molding sand, the molding sand can be gripped, and the connection and fixation strength of the molding sand and the sand box is improved.
However, the device still has the defects that: the temperature of sand casting is higher, if directly will the steam discharge can cause serious influence and harm to air and environment, the device then directly will the steam discharge, lacks the filter component to with the steam, and to a great extent causes certain pollution to air and environment to also have certain safety hazard to with the operator itself.
Disclosure of utility model
The utility model aims to solve the problem that an exhaust device in the background technology lacks a filter assembly, and provides exhaust equipment for sand casting.
The technical scheme of the utility model is as follows: an exhaust device for sand casting comprises a fixed bottom plate, an exhaust pipe, a box body, a water inlet pipe, an air outlet pipe, a water tank, a handle, a mounting plate and a filtering hole;
The fixed bottom plate is provided with a casting assembly; a feeding component is arranged on the fixed bottom plate; a vertical plate is arranged on the fixed bottom plate, and a compacting assembly for compacting the casting assembly is arranged on the vertical plate; the box body is arranged on the fixed bottom plate, and a square groove is formed in the box body; two ends of the exhaust pipe are respectively connected with the casting assembly and the box body; the water tank is arranged in the tank body; the water inlet pipe is arranged at the top of the tank body and extends into the water tank; the water outlet pipe is arranged at one side of the tank body and extends into the water tank; the air outlet pipe is arranged at the top of the box body; the mounting plate is matched with the air outlet pipe in a clamping way, and is positioned in the air outlet pipe and provided with a convex block matched with the air outlet pipe in a clamping way; the handle is arranged at one side of the mounting plate; the multiunit filtration pore sets up on the mounting panel.
Preferably, the feeding assembly comprises a feeding pipe, a feeding pipe and a feeding hopper; the inlet pipe transversely sets up on the casting body, and the pan feeding pipe is vertical to be connected with the inlet pipe, and the pan feeding hopper sets up at the pan feeding top.
Preferably, the casting assembly comprises a casting body, a cover and a mould; the casting body is arranged on the fixed bottom plate, the box cover is clamped on the casting body, and the die is arranged in the casting body; the exhaust pipe is connected with one side of the casting body.
Preferably, the compaction assembly comprises a hydraulic rod, a connecting rod and a gravity block; the vertical plate is provided with a fixed block, the hydraulic rod is arranged on the fixed block, two ends of the connecting rod are respectively connected with the hydraulic rod and the gravity block, and the gravity block is in contact with the box cover.
Preferably, the case cover is provided with a handle, and the handle is provided with an anti-slip pad.
Preferably, a plurality of groups of universal wheels are arranged at the bottom of the fixed bottom plate; two groups of push rods are arranged on one side of the vertical plate.
Compared with the prior art, the utility model has the following beneficial technical effects:
The device comprises a fixed bottom plate, a box cover, an exhaust pipe, a box body, a water inlet pipe, an air outlet pipe, a water outlet pipe, a die and a water tank; in the casting process, after molten metal enters the sand mold, a heat conduction and solidification process can be carried out, wherein the released heat can raise the temperature inside the sand mold, and a part of heat can be taken away through the water tank, so that the temperature inside the casting is lowered; the temperature of the sand core and the sand mold can be effectively reduced, the solidification speed of molten metal is accelerated, the solidification time of the whole casting is shortened, and the production efficiency is improved; the generation of air holes and shrinkage porosity defects is reduced, and the quality and compactness of castings are improved; in sand casting, a binder is often used to bind sand particles, but some of the binder can decompose at high temperatures to produce harmful gases, such as volatile organic compounds, which can be effectively removed by providing filter holes, reducing environmental and worker hazards.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view showing the internal structures of the casting body and the case;
fig. 4 is a schematic view of the internal structure of the outlet pipe.
Reference numerals: 1. a fixed bottom plate; 2. a feed pipe; 3. a feeding pipe; 4. feeding into a hopper; 5. a fixed block; 6. a push rod; 7. a hydraulic rod; 8. a riser; 9. a universal wheel; 10. casting; 11. a connecting rod; 12. a gravity block; 13. a handle; 14. a case cover; 15. an exhaust pipe; 16. a case; 17. a water inlet pipe; 18. an air outlet pipe; 19. a water outlet pipe; 20. a mold; 21. a water tank; 22. a handle; 23. a mounting plate; 24. a bump; 25. a filter hole; 26. and (5) a square groove.
Detailed Description
Example 1
As shown in fig. 1 to 4, the exhaust equipment for sand casting provided by the utility model comprises a fixed bottom plate 1, an exhaust pipe 15, a box 16, a water inlet pipe 17, an air outlet pipe 18, a water outlet pipe 19, a water tank 21, a handle 22, a mounting plate 23 and a filtering hole 25;
A casting assembly is arranged on the fixed bottom plate 1; a feeding component is arranged on the fixed bottom plate 1; a vertical plate 8 is arranged on the fixed bottom plate 1, two groups of push rods 6 are arranged on one side of the vertical plate 8, and a compacting assembly for compacting the casting assembly is arranged on the vertical plate 8; the box body 16 is arranged on the fixed bottom plate 1, and a square groove 26 is formed in the box body 16; two ends of the exhaust pipe 15 are respectively connected with the casting assembly and the box 16; the water tank 21 is disposed in the tank body 16; the water inlet pipe 17 is arranged at the top of the box body 16 and extends into the water tank 21; the water outlet pipe 19 is arranged at one side of the tank body 16 and extends into the water tank 21; the air outlet pipe 18 is arranged at the top of the box 16; the mounting plate 23 is matched with the air outlet pipe 18 in a clamping way, the mounting plate 23 is positioned in the air outlet pipe 18, and the mounting plate 23 is provided with a lug 24 matched with the air outlet pipe 18 in a clamping way; the handle 22 is arranged on one side of the mounting plate 23; a plurality of groups of filter holes 25 are arranged on the mounting plate 23; the bottom of the fixed bottom plate 1 is provided with a plurality of groups of universal wheels 9.
Working principle: when the casting device is used, the die 20 is placed into the casting body 10, the die is shaped through gravel, the die 20 is taken out, the box cover 14 is closed, the connecting rod 11 and the gravity block 12 are driven to move up and down through the hydraulic rod 7 to compress the box cover 14, air is prevented from entering, then the solution is poured into the hopper 4, casting is started in the casting body 10, hot air generated during casting needs to be discharged, at the moment, the hot air enters the box 16 through the exhaust pipe 15, then water is injected into the water tank 21 through the water inlet pipe 17, the effect of reducing the temperature of the discharged hot air is achieved, then the hot air is discharged into the air outlet pipe 18, and the air outlet pipe 18 is internally provided with the filtering holes 25, so that air is discharged through the filtering holes 25, and the influence on air and environment is reduced.
In the embodiment, a fixed bottom plate 1, a box cover 14, an exhaust pipe 15, a box body 16, a water inlet pipe 17, an air outlet pipe 18, an water outlet pipe 19, a die 20 and a water tank 21 are arranged; in the casting process, after molten metal enters the sand mold, a heat conduction and solidification process can be carried out, wherein the released heat can raise the temperature inside the sand mold, and a part of heat can be taken away through the water tank, so that the temperature inside the casting is lowered; the temperature of the sand core and the sand mold can be effectively reduced, the solidification speed of molten metal is accelerated, the solidification time of the whole casting is shortened, and the production efficiency is improved; the generation of air holes and shrinkage porosity defects is reduced, and the quality and compactness of castings are improved; in sand casting, a binder is often used to bind sand particles, but some of the binder is decomposed at high temperature to generate harmful gases such as volatile organic compounds, and by providing the filter holes 25, the harmful gases can be effectively removed, reducing the harm to the environment and workers.
Example two
As shown in fig. 2-4, compared with the first embodiment, the exhaust equipment for sand casting provided by the utility model has the feeding assembly comprising a feeding pipe 2, a feeding pipe 3 and a feeding hopper 4; the feeding pipe 2 is transversely arranged on the casting body 10, the feeding pipe 3 is longitudinally connected with the feeding pipe 2, and the feeding hopper 4 is arranged at the top of the feeding pipe 3; the casting assembly includes a casting body 10, a cover 14 and a mold 20; the casting body 10 is arranged on the fixed bottom plate 1, the box cover 14 is clamped on the casting body 10, and the die 20 is arranged in the casting body 10; the exhaust pipe 15 is connected with one side of the casting body 10; the compressing component comprises a hydraulic rod 7, a connecting rod 11 and a gravity block 12; the vertical plate 8 is provided with a fixed block 5, the hydraulic rod 7 is arranged on the fixed block 5, two ends of the connecting rod 11 are respectively connected with the hydraulic rod 7 and the gravity block 12, and the gravity block 12 is contacted with the box cover 14; the case cover 14 is provided with a handle 13, and the handle 13 is provided with a non-slip mat.
In the embodiment, a fixed bottom plate 1, a box cover 14, an exhaust pipe 15, a box body 16, a water inlet pipe 17, an air outlet pipe 18, an water outlet pipe 19, a die 20 and a water tank 21 are arranged; in the casting process, after molten metal enters the sand mold, a heat conduction and solidification process can be carried out, wherein the released heat can raise the temperature inside the sand mold, and a part of heat can be taken away through the water tank, so that the temperature inside the casting is lowered; the temperature of the sand core and the sand mold can be effectively reduced, the solidification speed of molten metal is accelerated, the solidification time of the whole casting is shortened, and the production efficiency is improved; the generation of air holes and shrinkage porosity defects is reduced, and the quality and compactness of castings are improved; in sand casting, a binder is often used to bind sand particles, but some of the binder is decomposed at high temperature to generate harmful gases such as volatile organic compounds, and by providing the filter holes 25, the harmful gases can be effectively removed, reducing the harm to the environment and workers.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (6)
1. The exhaust equipment for sand casting is characterized by comprising a fixed bottom plate (1), an exhaust pipe (15), a box body (16), a water inlet pipe (17), an air outlet pipe (18), a water outlet pipe (19), a water tank (21), a handle (22), a mounting plate (23) and a filtering hole (25);
A casting assembly is arranged on the fixed bottom plate (1); a feeding component is arranged on the fixed bottom plate (1); a vertical plate (8) is arranged on the fixed bottom plate (1), and a compacting component for compacting the casting component is arranged on the vertical plate (8); the box body (16) is arranged on the fixed bottom plate (1), and a square groove (26) is formed in the box body (16); two ends of the exhaust pipe (15) are respectively connected with the casting assembly and the box body (16); the water tank (21) is arranged in the tank body (16); the water inlet pipe (17) is arranged at the top of the box body (16) and extends into the water tank (21); the water outlet pipe (19) is arranged at one side of the tank body (16) and extends into the water tank (21); the air outlet pipe (18) is arranged at the top of the box body (16); the mounting plate (23) is in clamping fit with the air outlet pipe (18), the mounting plate (23) is positioned in the air outlet pipe (18), and the mounting plate (23) is provided with a bump (24) in clamping fit with the air outlet pipe (18); the handle (22) is arranged at one side of the mounting plate (23); a plurality of groups of filter holes (25) are arranged on the mounting plate (23).
2. A sand casting exhaust apparatus according to claim 1, characterized in that the feeding assembly comprises a feeding pipe (2), a feeding pipe (3) and a feeding hopper (4); the feeding pipe (2) is transversely arranged on the casting body (10), the feeding pipe (3) is longitudinally connected with the feeding pipe (2), and the feeding hopper (4) is arranged at the top of the feeding pipe (3).
3. A sand casting exhaust apparatus according to claim 1, characterized in that the casting assembly comprises a casting body (10), a cover (14) and a mould (20); the casting body (10) is arranged on the fixed bottom plate (1), the box cover (14) is clamped on the casting body (10), and the die (20) is arranged in the casting body (10); the exhaust pipe (15) is connected to one side of the casting body (10).
4. A sand casting exhaust apparatus according to claim 3, characterized in that the compacting assembly comprises a hydraulic rod (7), a connecting rod (11) and a gravity block (12); be provided with fixed block (5) on riser (8), hydraulic rod (7) set up on fixed block (5), connecting rod (11) both ends are connected with hydraulic rod (7) and gravity piece (12) respectively, and gravity piece (12) and case lid (14) contact.
5. A sand casting exhaust device according to claim 3, characterized in that the cover (14) is provided with a handle (13), and the handle (13) is provided with a non-slip mat.
6. The exhaust equipment for sand casting according to claim 1, wherein a plurality of groups of universal wheels (9) are arranged at the bottom of the fixed bottom plate (1); two groups of push rods (6) are arranged on one side of the vertical plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322447654.6U CN220837811U (en) | 2023-09-08 | 2023-09-08 | Exhaust equipment for sand casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322447654.6U CN220837811U (en) | 2023-09-08 | 2023-09-08 | Exhaust equipment for sand casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220837811U true CN220837811U (en) | 2024-04-26 |
Family
ID=90774721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322447654.6U Active CN220837811U (en) | 2023-09-08 | 2023-09-08 | Exhaust equipment for sand casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220837811U (en) |
-
2023
- 2023-09-08 CN CN202322447654.6U patent/CN220837811U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |