CN114589292A - Sand box casting method and casting sand box - Google Patents
Sand box casting method and casting sand box Download PDFInfo
- Publication number
- CN114589292A CN114589292A CN202210229217.4A CN202210229217A CN114589292A CN 114589292 A CN114589292 A CN 114589292A CN 202210229217 A CN202210229217 A CN 202210229217A CN 114589292 A CN114589292 A CN 114589292A
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- casting
- sand
- pipe
- fixedly connected
- box
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/02—Sectional flasks, i.e. with divided, articulated, or interchangeable side sections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/12—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
Abstract
The invention discloses a sand box casting method and a casting sand box, relating to the technical field of casting and forming; in order to increase the strength of the sand mold at the joint of the cavity; the casting sand box comprises a moving seat, wherein the bottom of the moving seat is fixedly connected with a moving wheel, the top of the moving seat is fixedly connected with an outer sand box, the inside of the outer sand box is fixedly connected with an inner sand box, a cavity is placed in the inner sand box, and the bottom of the cavity is fixedly connected with an overflow pipe; the casting method comprises the following steps: ventilating, casting, curing and taking out. According to the invention, the annular pipe is arranged, when the cavity is heated, the temperature of the cavity rises, so that the thermoplastic in the annular pipe is heated and then melted, the melted thermoplastic flows out of the overflow hole and then permeates into the molding sand near the cavity, the thermoplastic and the molding sand are sintered and solidified, the strength of the sand mold at the joint of the cavity is increased, the sand in the sand mold falls into the cavity after loosening, sand inclusion of the casting is reduced, and the surface quality of the casting is reduced.
Description
Technical Field
The invention relates to the technical field of casting forming, in particular to a sand box casting method and a casting sand box.
Background
The casting is a process of pouring molten metal, concrete, etc. into a mold to cast metal parts or form cement slabs and concrete structures, and in the casting forming process, a casting liquid flows in a casting cavity to fill the casting cavity, and then the casting cavity is cooled to form a casting blank.
Through the retrieval, chinese patent application No. 201520796466.7's patent discloses a casting sand box, including box, upper ear, lower ear, passageway and inner panel, passageway and lower ear are installed to the box outside, the upper ear is installed on the passageway, the inner panel is installed to the box inner wall, the inner panel is fixed the passageway in the box outside, be equipped with a plurality of bleeder vents on the inner panel, install the breather pipe on the outer wall of passageway one side, the lower ear is located the upper ear below, and the lower ear is not in same vertical direction with the upper ear. The above patents suffer from the following disadvantages: the device is at the casting in-process, and the grit of sand mould is easily dropped into the die cavity after the pine takes off, causes the foundry goods sand inclusion, reduces foundry goods surface quality, influences the foundry goods qualification rate.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a sand box casting method and a casting sand box.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a casting sand box, is including removing the seat, the bottom fixedly connected with who removes the seat removes the wheel, removes the outer sandbox of top fixedly connected with of seat, sandbox in the inside fixedly connected with of outer sandbox, and the die cavity has been placed to the inside of interior sandbox, the bottom fixedly connected with overflow pipe of die cavity, the spherical chamber of one end fixedly connected with of overflow pipe, the quantity of spherical chamber are four, and the top fixedly connected with communicating pipe of spherical chamber, the one end fixedly connected with annular pipe of communicating pipe, annular pipe comprise expansion pipe and inoxidizing coating, and the one end fixed connection of expansion pipe is in the one end of communicating pipe, and it has the hot melt adhesive to fill between expansion pipe and the inoxidizing coating, and the air vent has been seted up to the outer wall of expansion pipe, and the inoxidizing coating outer wall has been seted up the overflow hole.
Preferably: the inner sand box is composed of a sand mould upper mould and a sand mould lower mould, a sealing ring is arranged at the joint of the sand mould upper mould and the sand mould lower mould, and air holes are formed in the top of the sand mould upper mould.
Further: a casting hole is formed in the center of the top of the sand mold upper mold, an induction coil is fixedly connected to the outer wall of the sand mold lower mold, and heat dissipation holes are formed in the two ends of the sand mold lower mold.
As a preferable aspect of the present invention: the both ends threaded connection of removing the seat has the lock ring bolt, and the one end and the outer sandbox contact of lock ring bolt, the both ends fixedly connected with rings of outer sandbox.
On the basis of the scheme: the top fixedly connected with case apron of outer sandbox, the top fixedly connected with casting pipe and collection sediment groove of case apron.
Preferably: one end fixed connection of casting pipe is in the one end of casting hole, and the casting pipe is located the sediment groove inside, and casting pipe and outer sandbox switch on, and the case apron has penetrated inert gas pipe and blast pipe in.
Further: the air purifier is characterized in that a one-way air inlet valve is arranged on the inert gas pipe, the inert gas pipe is a metal pipe, one end of an exhaust pipe is fixedly connected with an exhaust pump, a filter box and a one-way exhaust valve, and a filter assembly is vertically arranged in the filter box.
On the basis of the scheme: the filter assembly comprises a filter element and an upper cover, the upper cover is fixedly connected to the top of the filter box, the filter element is fixedly placed inside the filter box, a gasket is fixedly connected to the bottom of the upper cover, the filter element is fixed to the inner wall of the gasket, and a middle hole is formed in the bottom of the filter element.
As a preferable aspect of the present invention: the side opening has been seted up to mesoporous inner wall, the side opening is the hexagon, and rose box bottom fixedly connected with screwed joint, screwed joint's one end has been seted up the air vent, air vent and mesopore intercommunication, the one end fixedly connected with outlet duct of rose box.
A casting method of casting a sand box comprises the following steps;
s1, ventilating; introducing inert gas through an inert gas pipe to fill the inert gas into the whole casting sandbox;
s2, casting; casting metal solution into the inner sand box through the casting hole, and exhausting air inside the inner sand box through the air vent;
s3, curing; the thermoplastic in the annular pipe is heated and then melted, and the melted thermoplastic flows out of the overflow hole and then permeates into the molding sand near the cavity, so that the thermoplastic and the molding sand are sintered and cured;
s4, taking the parts; and opening the box cover plate and the sand mould upper die, and taking out the casting.
The beneficial effects of the invention are as follows:
1. the utility model provides a casting sand box, through setting up the annular pipe, when heating the die cavity, the die cavity temperature risees, make the thermoplastic in the annular pipe be heated the back and melt, the thermoplastic after melting permeates into in the near molding sand of die cavity after flowing out from the spill hole, make thermoplastic together with the molding sand sintering solidification, and then increase the intensity of the sand mould of die cavity seam crossing, and then drop to the die cavity after the gravel pine that reduces the sand mould takes off, cause the foundry goods to press from both sides the sand, reduce foundry goods surface quality, influence the foundry goods qualification rate.
2. The utility model provides a casting sand box, through setting up spherical chamber, spherical chamber is heated the back, and inside hot-air inflation is in flow direction expansion pipe through communicating pipe, and thermoplastic infiltration sand mould can reduce the overlap of casting shaping product with higher speed, improves foundry goods surface quality.
3. The utility model provides a casting sand box, through setting up interior sandbox, with sand mould upper die and sand mould lower die sealing connection back, through the inside sandbox casting metal solution of casting hole, with its inside air through the bleeder vent effluvium, avoid casting the inside defect that has, induction coil heats to the internal sandbox of preset temperature after, takes out the casting after treating the temperature reduction.
4. The utility model provides a casting sand box, through setting up outer sandbox, at the top fixedly connected with casting pipe and the collection cinder notch of case apron, can avoid on the casting in-process metal solution drops to the case apron, let in inert gas through the inert gas pipe, make the inside inert gas that is full of whole casting sandbox, the material of avoiding the casting usefulness is because of high temperature and atmospheric oxidation, cause product quality defect, gaseous passing through the air pump and the blast pipe is taken out, filter assembly filters, can avoid harmful gas polluted environment.
5. The utility model provides a casting sand box, is through setting up filtering component, and rose box bottom portion center is equipped with screwed joint, and the one end fixedly connected with outlet duct of rose box, the mesopore and the air vent intercommunication of filter core treat that filtering gas passes through in the mesopore that the air vent got into the filter core, reentrant side opening makes the side of whole filter core all can play filterable purpose, has improved gaseous filtration efficiency, and the convenience is changed the filter core.
Drawings
FIG. 1 is a schematic view of the overall construction of a casting flask according to the present invention;
FIG. 2 is a schematic view of an outer flask structure of a casting flask according to the present invention;
FIG. 3 is a schematic view of an inner flask structure of a casting flask according to the present invention;
FIG. 4 is a schematic view of a mold cavity structure of a casting flask according to the present invention;
FIG. 5 is a schematic view showing a spherical cavity structure of a casting flask according to the present invention;
FIG. 6 is a cross-sectional view of an annular tube of a casting flask in accordance with the present invention;
FIG. 7 is a schematic view of a filter box structure of a casting flask according to the present invention;
FIG. 8 is a cross-sectional view of a filter box of a casting flask according to the present invention.
In the figure: 1-movable seat, 2-outer sand box, 3-box cover plate, 4-inert gas pipe, 5-casting pipe, 6-slag collecting groove, 7-exhaust pump, 8-filter box, 9-exhaust pipe, 10-hoop bolt, 11-hanging ring, 12-inner sand box, 13-induction coil, 14-air vent, 15-casting hole, 16-upper sand mould, 17-lower sand mould, 18-heat vent, 19-cavity, 20-communicating pipe, 21-spherical cavity, 22-overflow pipe, 23-annular pipe, 24-expansion pipe, 25-protective layer, 26-air vent, 27-overflow hole, 28-air outlet pipe, 29-screwed joint, 30-gasket, 31-upper cover, 32-filter element, 33-side holes, 34-middle holes and 35-moving wheels.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1:
a casting sand box, as shown in figures 1, 3, 4, 5 and 6, comprises a movable seat 1, a movable wheel 35 is fixedly connected at the bottom of the movable seat 1, an outer sand box 2 is fixedly connected at the top of the movable seat 1, an inner sand box 12 is fixedly connected inside the outer sand box 2, a cavity 19 is arranged inside the inner sand box 12, the bottom of the cavity 19 is fixedly connected with an overflow pipe 22, one end of the overflow pipe 22 is fixedly connected with four spherical cavities 21, the top of each spherical cavity 21 is fixedly connected with a communicating pipe 20, one end of each communicating pipe 20 is fixedly connected with an annular pipe 23, each annular pipe 23 is composed of an expansion pipe 24 and a protective layer 25, one end of each expansion pipe 24 is fixedly connected with one end of each communicating pipe 20, hot melt adhesive is filled between each expansion pipe 24 and each protective layer 25, the outer wall of each expansion pipe 24 is provided with a vent hole 26, and the outer wall of each protective layer 25 is provided with an overflow hole 27; by arranging the annular pipe 23, when the die cavity 19 is heated, the temperature of the die cavity 19 rises, so that the thermoplastic in the annular pipe 23 is heated and then melted, the melted thermoplastic flows out of the overflow hole 27 and then permeates into the molding sand near the die cavity 19, the thermoplastic and the molding sand are sintered and solidified, the strength of the sand mold at the joint of the die cavity 19 is increased, the sand of the sand mold falls into the die cavity 19 after being loosened, sand inclusion of the casting is reduced, the surface quality of the casting is reduced, and the qualified rate of the casting is influenced; through setting up spherical chamber 21, spherical chamber 21 is heated the back, and inside hot-air inflation is through communicating pipe 20 flow direction expansion pipe 24 in, the hot-plastic infiltration sand mould with higher speed, can reduce the overlap of casting shaping product, improves foundry goods surface quality.
In order to solve the molding problem of the casting piece; as shown in fig. 2 and 3, the inner sand box 12 is composed of an upper sand mold 16 and a lower sand mold 17, a sealing ring is arranged at the joint of the upper sand mold 16 and the lower sand mold 17, an air hole 14 is formed in the top of the upper sand mold 16, a casting hole 15 is formed in the center of the top of the upper sand mold 16, an induction coil 13 is fixedly connected to the outer wall of the lower sand mold 17, and heat dissipation holes 18 are formed in two ends of the lower sand mold 17; through setting up interior sandbox 12, behind mould upper die 16 and sand type lower mould 17 sealing connection, through casting hole 15 to interior sandbox 12 casting metal solution, its inside air is passed through bleeder vent 14 and is dispersed, and induction coil 13 heats to the temperature after predetermineeing to interior sandbox 12, takes out the casting after the temperature reduces.
In order to solve the problem of high-temperature oxidation of materials; as shown in fig. 1, 2 and 3, two ends of the movable base 1 are in threaded connection with a tightening bolt 10, one end of the tightening bolt 10 is in contact with the outer sandbox 2, two ends of the outer sandbox 2 are fixedly connected with lifting rings 11, the top of the outer sandbox 2 is fixedly connected with a box cover plate 3, the top of the box cover plate 3 is fixedly connected with a casting pipe 5 and a slag collecting groove 6, one end of the casting pipe 5 is fixedly connected with one end of a casting hole 15, the casting pipe 5 is located inside the slag collecting groove 6, the casting pipe 5 is communicated with the outer sandbox 2, an inert gas pipe 4 and an exhaust pipe 9 penetrate into the box cover plate 3, the inert gas pipe 4 is provided with a one-way air inlet valve, the inert gas pipe 4 is a metal pipe, one end of the exhaust pipe 9 is fixedly connected with an exhaust pump 7, a filter box 8 and a one-way exhaust valve, and a filter assembly is vertically arranged in the filter box 8; through setting up outer sandbox 2, at the top fixedly connected with casting pipe 5 and the collection cinder notch 6 of case apron 3, can avoid on the casting in-process metal solution drops to case apron 3, let in inert gas through inert gas pipe 4, make the inside inert gas that is full of whole casting sandbox, avoid the material of casting usefulness because of high temperature and air oxidation, cause the product quality defect, gas is taken out through air pump 7 and blast pipe 9, filter through filtering component, can avoid harmful gas polluted environment.
In order to solve the problem of the filtration efficiency of gas; as shown in fig. 1, 7 and 8, the filtering assembly includes a filter element 32 and an upper cover 31, the upper cover 31 is fixedly connected to the top of the filtering box 8, the filter element 32 is fixedly placed inside the filtering box 8, the bottom of the upper cover 31 is fixedly connected with a gasket 30, the filter element 32 is fixed on the inner wall of the gasket 30, the bottom of the filter element 32 is provided with a middle hole 34, the inner wall of the middle hole 34 is provided with a side hole 33, the side hole 33 is hexagonal, the bottom of the filtering box 8 is fixedly connected with a threaded joint 29, one end of the threaded joint 29 is provided with a vent hole, the vent hole is communicated with the middle hole 34, and one end of the filtering box 8 is fixedly connected with an air outlet pipe 28; through setting up filtering component, the filter box 8 bottom center is equipped with screwed joint 29, and the one end fixedly connected with outlet duct 28 of filter box 8, mesopore 34 and the air vent intercommunication of filter core 32 treat that filtered gas passes through the air vent and gets into mesopore 34 of filter core 32 in, reentrant side opening 33 makes the side of whole filter core 32 all can play filterable purpose, has improved gaseous filtration efficiency.
In the embodiment, after the sand mold upper mold 16 and the sand mold lower mold 17 are hermetically connected, a metal solution is cast into the inner sand box 12 through the casting hole 15, air in the metal solution is dissipated through the vent hole 14, the induction coil 13 heats the inner sand box 12 to a preset temperature, a casting piece is taken out after the temperature is reduced, when the cavity 19 is heated, the temperature of the cavity 19 is increased, so that thermoplastic glue in the annular pipe 23 is melted after being heated, the melted thermoplastic glue flows out of the overflow hole 27 and then permeates into molding sand near the cavity 19, the thermoplastic glue and the molding sand are sintered and solidified, the strength of the sand mold at the joint of the cavity 19 is increased, the sand falling into the cavity 19 after the sand of the sand mold is loosened, the internal hot air expands after the spherical cavity 21 is heated and flows into the expansion pipe 24 through the communicating pipe 20, the penetration of the thermoplastic glue into the sand mold is accelerated, and the flash of a cast molding product can be reduced, the surface quality of the casting is improved, the top of the box cover plate 3 is fixedly connected with the casting pipe 5 and the slag collecting groove 6, so that the situation that the metal solution drops on the box cover plate 3 in the casting process can be avoided, inert gas is introduced through the inert gas pipe 4, so that the whole casting sandbox is filled with the inert gas, the defect of product quality caused by high temperature and air oxidation of materials for casting is avoided, the gas is pumped out through the exhaust pump 7 and the exhaust pipe 9 and filtered by the filter assembly, can avoid harmful gas polluted environment, rose box 8 bottom center is equipped with screwed joint 29, and the one end fixedly connected with outlet duct 28 of rose box 8, mesopore 34 and the air vent intercommunication of filter core 32 treat that filtering gas passes through the air vent and gets into mesopore 34 of filter core 32 in, reentry side opening 33 makes the side of whole filter core 32 all can play filterable purpose, has improved gaseous filtration efficiency.
Example 2:
a casting method of a casting flask for processing the casting flask of embodiment 1, comprising the steps of;
s1, ventilating; introducing inert gas through an inert gas pipe 4 to fill the inert gas into the whole casting sandbox;
s2, casting; casting a metal solution into the inner sand box 12 through the casting hole 15, and discharging air in the inner sand box through the air vent 14;
s3, curing; the thermoplastic in the annular pipe 23 is heated and melted, and the melted thermoplastic flows out from the overflow hole 27 and permeates into the molding sand near the cavity 19, so that the thermoplastic and the molding sand are sintered and solidified;
s4, taking the parts; the box cover plate 3 and the sand mould upper mould 16 are opened, and the casting is taken out.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A casting sand box comprises a moving seat (1) and is characterized in that the bottom of the moving seat (1) is fixedly connected with a moving wheel (35), the top of the moving seat (1) is fixedly connected with an outer sand box (2), the inner sand box (12) is fixedly connected with the inner sand box (2), a cavity (19) is placed in the inner sand box (12), the bottom of the cavity (19) is fixedly connected with an overflow pipe (22), one end of the overflow pipe (22) is fixedly connected with a spherical cavity (21), the number of the spherical cavities (21) is four, the top of the spherical cavity (21) is fixedly connected with a communicating pipe (20), one end of the communicating pipe (20) is fixedly connected with a ring pipe (23), the ring pipe (23) is composed of an expansion pipe (24) and a protective layer (25), one end of the expansion pipe (24) is fixedly connected with one end of the communicating pipe (20), and a hot melt adhesive is filled between the expansion pipe (24) and the protective layer (25), the outer wall of the expansion pipe (24) is provided with a vent hole (26), and the outer wall of the protective layer (25) is provided with an overflow hole (27).
2. The casting sand box according to claim 1, wherein the inner sand box (12) is composed of a sand mold upper mold (16) and a sand mold lower mold (17), a sealing ring is arranged at the joint of the sand mold upper mold (16) and the sand mold lower mold (17), and the top of the sand mold upper mold (16) is provided with a vent hole (14).
3. The casting sand box according to claim 2, wherein a casting hole (15) is formed in the center of the top of the sand mold upper mold (16), an induction coil (13) is fixedly connected to the outer wall of the sand mold lower mold (17), and heat dissipation holes (18) are formed in two ends of the sand mold lower mold (17).
4. The casting flask according to claim 1, wherein the movable base (1) is threaded at both ends with a tightening bolt (10), one end of the tightening bolt (10) is in contact with the outer flask (2), and both ends of the outer flask (2) are fixedly connected with hanging rings (11).
5. A casting flask according to claim 1, characterized in that the top of the outer flask (2) is fixedly connected with a flask cover plate (3), and the top of the flask cover plate (3) is fixedly connected with a casting pipe (5) and a slag collecting groove (6).
6. A casting flask according to claim 5, characterized in that one end of the casting pipe (5) is fixedly connected with one end of the casting hole (15), the casting pipe (5) is positioned in the slag collecting groove (6), the casting pipe (5) is communicated with the outer sand box (2), and the inert gas pipe (4) and the exhaust pipe (9) penetrate into the cover plate (3).
7. The casting sand box according to claim 6, wherein the inert gas pipe (4) is provided with a one-way air inlet valve, the inert gas pipe (4) is a metal pipe, one end of the exhaust pipe (9) is fixedly connected with an exhaust pump (7), a filter box (8) and a one-way exhaust valve, and a filter assembly is vertically arranged in the filter box (8).
8. The casting flask according to claim 7, wherein the filter assembly comprises a filter element (32) and an upper cover (31), the upper cover (31) is fixedly connected to the top of the filter box (8), the filter element (32) is fixedly arranged inside the filter box (8), a gasket (30) is fixedly connected to the bottom of the upper cover (31), the filter element (32) is fixed to the inner wall of the gasket (30), and a middle hole (34) is formed in the bottom of the filter element (32).
9. The casting sand box according to claim 8, wherein a side hole (33) is formed in the inner wall of the middle hole (34), the side hole (33) is hexagonal, a threaded joint (29) is fixedly connected to the bottom of the filtering box (8), a vent hole is formed in one end of the threaded joint (29) and communicated with the middle hole (34), and an air outlet pipe (28) is fixedly connected to one end of the filtering box (8).
10. The casting method of a casting flask according to any one of claims 1 to 9,
s1, ventilating; introducing inert gas through an inert gas pipe (4) to fill the inert gas into the whole casting sandbox;
s2, casting; casting metal solution into the inner sand box (12) through the casting hole (15), and exhausting air in the inner sand box through the air vent (14);
s3, curing; the thermoplastic in the annular pipe (23) is heated and melted, and the melted thermoplastic flows out of the overflow hole (27) and permeates into the molding sand near the cavity (19), so that the thermoplastic and the molding sand are sintered and solidified;
s4, taking the parts; and opening the box cover plate (3) and the sand mould upper die (16) and taking out the casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210229217.4A CN114589292A (en) | 2022-03-10 | 2022-03-10 | Sand box casting method and casting sand box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210229217.4A CN114589292A (en) | 2022-03-10 | 2022-03-10 | Sand box casting method and casting sand box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114589292A true CN114589292A (en) | 2022-06-07 |
Family
ID=81809206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210229217.4A Withdrawn CN114589292A (en) | 2022-03-10 | 2022-03-10 | Sand box casting method and casting sand box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114589292A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255337A (en) * | 2022-09-23 | 2022-11-01 | 柳州工学院 | Adjustable casting sand box for sand casting |
-
2022
- 2022-03-10 CN CN202210229217.4A patent/CN114589292A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255337A (en) * | 2022-09-23 | 2022-11-01 | 柳州工学院 | Adjustable casting sand box for sand casting |
| CN115255337B (en) * | 2022-09-23 | 2023-04-25 | 柳州工学院 | Casting sand box with adjustable sand casting is with assembly |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220607 |
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| WW01 | Invention patent application withdrawn after publication |