CN215786722U - Castable pouring ladle - Google Patents
Castable pouring ladle Download PDFInfo
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- CN215786722U CN215786722U CN202022793569.1U CN202022793569U CN215786722U CN 215786722 U CN215786722 U CN 215786722U CN 202022793569 U CN202022793569 U CN 202022793569U CN 215786722 U CN215786722 U CN 215786722U
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Abstract
The utility model relates to the technical field of casting material casting ladles, and discloses a casting material casting ladle and a manufacturing method thereof. According to the utility model, the inner cavity of the casting ladle is molded by resin sand, the operation is simple and practical, the effect is reliable, the casting ladle is suitable for manufacturing the casting ladle with a complex inner cavity shape, the casting material is baked in a staged uniform heating and staged heat preservation mode, the moisture of the casting material is dried to a greater extent, the threaded holes are formed in the two sides of the steel pipe, the core bone and the sand mold are fixed at the top of the cladding through bolts, and the steel pipe, the core bone and the sand mold are effectively prevented from sliding to generate adverse effects on the casting material casting ladle.
Description
Technical Field
The utility model relates to the technical field of casting material casting ladles, in particular to a casting material casting ladle.
Background
The casting ladle is used for casting operation in a casting workshop, and is transported to a casting mould by a travelling crane for casting after receiving molten metal in front of the casting ladle. The ladle suspender and the hanging ring are formed by forging, and have better cutting strength, safety and reliability than the common steel plate. Meanwhile, the volume and the material of the bag are made according to the national mechanical industry standard. The phenomena of knocking and gear clamping do not exist, the gearbox adopts double-worm-wheel auxiliary transmission, although the manufacturing requirement is high, the transmission is flexible and free, and the bidirectional reversibility is good. The existing castable casting ladle generally uses a die made of a steel plate, the die made of the steel plate is complex to manufacture, the cost of the die is high, the die cannot be made into a complex shape, and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a castable casting ladle and a manufacturing method thereof, which have the advantages of simple and practical operation, reliable effect and suitability for manufacturing casting ladles with complicated inner cavity shapes, and solve the problems that the existing castable casting ladle generally uses a mold made of a steel plate, the mold made of the steel plate is complicated to manufacture, the mold is high in cost, cannot be made into complicated shapes, and is inconvenient to operate.
The utility model provides the following technical scheme: a castable casting ladle comprises a casting ladle and a cladding, wherein an inner cavity of the casting ladle is formed by resin sand, a core bar is placed in a sand core of the resin sand, a steel pipe is fixedly installed on the upper portion of the core bar, the steel pipe can be lapped on the top of the cladding, threaded holes are formed in two sides of the steel pipe, bolts are connected in the threaded holes in a threaded mode, and the steel pipe is fixed on the top of the cladding through the bolts.
Preferably, the core is cylindrical.
Preferably, the core bar is connected with the steel pipe in a welding mode.
Preferably, the number of the steel pipes is two, and the steel pipes are rectangular.
A method for manufacturing a castable casting ladle comprises the following steps: the inner cavity of the casting ladle is formed by resin sand, a core bone is placed in the resin sand core, the core bone main body is cylindrical, a steel pipe is welded on the upper portion of the core bone main body, the steel pipe is cuboid, the steel pipe can be lapped on a cladding, after the sand core is manufactured, paint is brushed, the core bone main body is fixed on the cladding through bolts to prevent the core bone main body from moving, then casting materials are poured, the casting materials are solidified and dried in the shade, the core bone is taken out, a ladle drier is used for baking the sand core, the resin sand remained in the casting ladle is poured out from the casting ladle after being heated and dispersed, the casting materials are continuously baked and sintered through the ladle drier, and finally the casting material casting ladle is obtained.
Preferably, the method specifically comprises the following steps:
firstly, designing a sand core, and manufacturing a corresponding resin sand core box according to the designed sand core.
And secondly, after the resin sand core box is manufactured, manufacturing a core bone, wherein the main body of the core bone is cylindrical, welding a steel pipe on the upper part of the core bone, putting the core bone into the core box, lapping the steel pipe on a cladding, pouring resin sand into the core box, naturally curing the resin sand, wherein the curing time of the resin sand is more than 12 hours, so that the strength of the resin sand reaches the best, the specific time can be controlled according to the actual working environment and the temperature difference in the environment, after the resin sand is cured, taking out the resin sand from the core box, brushing paint on the inner cavity forming surface of a casting ladle, and forming a sand mould for casting the ladle.
And thirdly, assembling, namely putting the core bone into the cladding, adjusting the position, and fixing the steel pipe on the cladding by using bolts, wherein the steel pipe, the core bone and the sand mould are integrated, namely the sand mould is fixed in the cladding, so that the assembling is completed.
And fourthly, pouring the casting material into the cladding after the assembly is finished, pouring the casting material between the inner wall of the cladding and the outer wall of the sand mold during pouring, and inserting a funnel-shaped device between the inner wall of the cladding and the outer wall of the sand mold for assistance to prevent the casting material from leaking in the pouring process.
And fifthly, after pouring the casting material, standing for more than 20 hours to naturally solidify and dry the casting material in the shade.
Sixthly, after the casting material is solidified and molded, loosening the bolt, taking out the core rod by pulling the steel pipe upwards, baking the bottom of the cladding by using a ladle baking device, baking and fixing the casting material, baking in a step-by-step uniform temperature rise and step-by-step heat preservation mode in the baking process to ensure that the water is dried to a greater extent, firstly gradually adjusting the heating temperature from 0 ℃ to 100 ℃ within 2 hours, then keeping the temperature at 100 ℃ unchanged for 2 hours, then gradually adjusting the temperature from 100 ℃ to 300 ℃ within 2 hours, then keeping the temperature at 300 ℃ unchanged for 3 hours, then gradually adjusting the temperature from 300 ℃ to 500 ℃ within 2 hours, then keeping the temperature at 500 ℃ unchanged for 3 hours, then gradually adjusting the temperature from 500 ℃ to 900 ℃ within 2 hours, then keeping the temperature at 900 ℃ unchanged for 3 hours, then adjusting the temperature from 900 ℃ to 1200 ℃ within 2 hours, and keeping the temperature of 1200 ℃ unchanged for 3 hours to finish baking the castable.
Seventhly, the resin sand remained in the casting ladle is heated and collapsed along with the continuous rise of the temperature in the baking process, and then the resin sand can be poured out from the casting ladle, and the casting material casting ladle is finally obtained.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the inner cavity of the casting ladle is formed by the resin sand, so that the operation is simple and practical, the effect is reliable, the casting ladle is suitable for casting ladle with a complicated inner cavity shape, and the problems that the mold made of a steel plate is complicated to manufacture, the mold is high in cost, cannot be made into a complicated shape and is inconvenient to operate due to the use of the mold made of the steel plate are solved.
2. According to the utility model, the castable is baked in a staged uniform heating and staged heat preservation manner, so that the moisture of the castable can be dried to a greater extent, and the drying quality is improved.
3. According to the utility model, the threaded holes are formed in the two sides of the steel pipe, the bolts are in threaded connection in the threaded holes, and the steel pipe, the core bars and the sand mold are fixed on the top of the ladle body through the bolts, so that the steel pipe, the core bars and the sand mold can be effectively prevented from sliding to generate adverse effects on the casting material ladle.
Drawings
FIG. 1 is a schematic structural view of a castable casting ladle in front view;
FIG. 2 is a schematic top view of a castable ladle according to the present invention;
FIG. 3 is a schematic flow chart of the present invention.
In the figure: 1. sand molding; 2. a core bone; 3. a bolt; 4. cladding; 5. and (5) pouring a material.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the utility model comprises a casting ladle and an enclosure 4, wherein an inner cavity of the casting ladle is formed by resin sand, a core rod 2 is placed in a sand core of the resin sand, the core rod 2 is cylindrical, a steel pipe is fixedly installed at the upper part of the core rod 2, the core rod 2 is connected with the steel pipe in a welding mode, the steel pipe can be lapped on the top of the enclosure 4, the number of the steel pipe is two, the steel pipe is cuboid, threaded holes are formed in two sides of the steel pipe, bolts 3 are connected in the threaded holes in a threaded mode, the steel pipe is fixed at the top of the enclosure 4 through the bolts 3, the core rod 2 is placed in the enclosure 4, the steel pipe is fixed on the enclosure 4 through the bolts 3 after the position is adjusted, the steel pipe, the core rod 2 and a sand mold 1 are integrated, namely, the sand mold 1 is fixed in the enclosure 4, so that the assembly is completed, and the steel pipe, the core rod 2 and the sand mold 1 are fixed at the top of the enclosure 4 through the bolts 3, the method can effectively prevent the steel pipe, the core frame 2 and the sand mould 1 from sliding and generating adverse effect on a casting material ladle, after the assembly is finished, the casting material 5 is poured into the cladding 4, the casting material 5 is poured between the inner wall of the cladding 4 and the outer wall of the sand mould 1 during the pouring, a funnel-shaped device is inserted between the inner wall of the cladding 4 and the outer wall of the sand mould 1 for assistance to prevent the casting material 5 from leaking in the pouring process, after the casting material 5 is poured, the casting material 5 is naturally solidified and dried in the shade for more than 20 hours, after the casting material 5 is solidified and formed, the bolt 3 is unscrewed, the core frame 2 is taken out by pulling the steel pipe upwards, the bottom of the cladding 4 is baked and fixed by a baking device, the heating temperature is firstly gradually adjusted from 0 ℃ to 100 ℃ within 2 hours, then the temperature is kept unchanged for 2 hours, then the temperature is kept for 2 hours, then the temperature is gradually adjusted from 100 ℃ to 300 ℃ within 2 hours, then keeping the temperature at 300 ℃ for 3 hours, gradually adjusting the temperature from 300 ℃ to 500 ℃ within 2 hours, then keeping the temperature at 500 ℃ for 3 hours, gradually adjusting the temperature from 500 ℃ to 900 ℃ within 2 hours, then keeping the temperature at 900 ℃ for 3 hours, then adjusting the temperature from 900 ℃ to 1200 ℃ within 2 hours, then keeping the temperature at 1200 ℃ for 3 hours, completing baking the casting material 5, baking the casting material 5 by adopting a step-by-step uniform heating and step-by-step heat preservation mode, drying the casting material to a greater extent, improving the drying quality, continuously increasing the temperature of the resin sand remaining in the casting ladle in the baking process, heating and collapsing the resin sand, pouring the resin sand out of the casting ladle, finally obtaining a casting material casting ladle, and molding the resin sand by an inner cavity of the casting ladle, the operation is simple and practical, the effect is reliable, and the method is suitable for manufacturing casting ladles with complex inner cavity shapes.
The working principle is as follows: firstly, designing a sand core, manufacturing a corresponding resin sand core box according to the designed sand core, after the resin sand core box is manufactured, manufacturing a core frame 2, wherein the main body of the core frame 2 is cylindrical, welding a steel pipe on the upper part of the core frame 2, putting the core frame 2 into the core box, lapping the steel pipe on a cladding, pouring resin sand into the core box, naturally curing the resin sand, wherein the curing time of the resin sand is over 12 hours, so that the strength of the resin sand reaches the best, the specific time can be controlled according to the actual working environment and the temperature difference in the environment, after the resin sand is cured, taking out the resin sand from the core box, brushing paint on the inner cavity forming surface of a casting ladle to form a sand mold 1 for casting the ladle, then putting the core frame 2 into the cladding 4, adjusting the position, and fixing the steel pipe on the cladding 4 by using a bolt 3, because the steel pipe is fixed on the cladding 4 by the steel pipe, The core frame 2 and the sand mould 1 are integrated, namely the sand mould 1 is fixed in a cladding 4 to complete assembly, after the assembly is completed, pouring a casting material 5 into the cladding 4, pouring the casting material 5 between the inner wall of the cladding 4 and the outer wall of the sand mould 1 during pouring, assisting by inserting a funnel-shaped device between the inner wall of the cladding 4 and the outer wall of the sand mould 1 to prevent the casting material 5 from leaking in the pouring process, after the casting material 5 is poured, standing for more than 20 hours to enable the casting material 5 to be naturally solidified and dried in the shade, after the casting material 5 is solidified and formed, unscrewing a bolt 3, pulling up a steel pipe, taking out the core frame 2, baking and fixing the bottom of the cladding 4 by using a baking device, firstly, gradually adjusting the heating temperature from 0 ℃ to 100 ℃ within 2 hours, then keeping the temperature at 100 ℃ for 2 hours, then gradually adjusting the temperature from 100 ℃ to 300 ℃ within 2 hours, and then keeping the temperature of 300 ℃ unchanged for 3 hours, gradually adjusting the temperature from 300 ℃ to 500 ℃ within 2 hours, then keeping the temperature at 500 ℃ unchanged for 3 hours, gradually adjusting the temperature from 500 ℃ to 900 ℃ within 2 hours, then keeping the temperature at 900 ℃ unchanged for 3 hours, then adjusting the temperature from 900 ℃ to 1200 ℃ within 2 hours, then keeping the temperature at 1200 ℃ unchanged for 3 hours, completing the baking of the casting material 5, wherein the resin sand remained in the casting ladle is heated and dispersed along with the continuous increase of the temperature in the baking process, and then the resin sand can be poured out of the casting ladle, and finally the casting material casting ladle is obtained.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A castable casting ladle comprises a casting ladle and a ladle shell (4), and is characterized in that: the casting ladle is characterized in that an inner cavity of the casting ladle is formed by resin sand, a core bar (2) is placed in a sand core of the resin sand, a steel pipe is fixedly installed at the upper part of the core bar (2), the steel pipe can be lapped on the top of a cladding (4), threaded holes are formed in two sides of the steel pipe, bolts (3) are connected in the threaded holes in a threaded mode, and the steel pipe is fixed to the top of the cladding (4) through the bolts (3).
2. A castable ladle according to claim 1, wherein: the core rod (2) is cylindrical.
3. A castable ladle according to claim 1, wherein: the core rod (2) is connected with the steel pipe in a welding mode.
4. A castable ladle according to claim 1, wherein: the number of the steel pipes is two, and the steel pipes are cuboid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022793569.1U CN215786722U (en) | 2020-11-27 | 2020-11-27 | Castable pouring ladle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022793569.1U CN215786722U (en) | 2020-11-27 | 2020-11-27 | Castable pouring ladle |
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| Publication Number | Publication Date |
|---|---|
| CN215786722U true CN215786722U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022793569.1U Active CN215786722U (en) | 2020-11-27 | 2020-11-27 | Castable pouring ladle |
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| CN (1) | CN215786722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475280A (en) * | 2020-11-27 | 2021-03-12 | 中船海洋动力部件有限公司 | Castable pouring ladle and manufacturing method thereof |
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2020
- 2020-11-27 CN CN202022793569.1U patent/CN215786722U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475280A (en) * | 2020-11-27 | 2021-03-12 | 中船海洋动力部件有限公司 | Castable pouring ladle and manufacturing method thereof |
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