CN114289709A - Cast iron casting, method for casting same and casting device - Google Patents
Cast iron casting, method for casting same and casting device Download PDFInfo
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- CN114289709A CN114289709A CN202111610843.XA CN202111610843A CN114289709A CN 114289709 A CN114289709 A CN 114289709A CN 202111610843 A CN202111610843 A CN 202111610843A CN 114289709 A CN114289709 A CN 114289709A
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Abstract
The invention relates to the technical field of cast iron castings, in particular to a cast iron casting, a method for casting the cast iron casting and a casting device; the on-line screen storage device comprises a base, mixing assembly, the connecting pipe, heating element, casting mold, conveying platform and cooling module, set up in the top of base through mixing assembly, heating element sets up in mixing assembly's below, the connecting pipe sets up between mixing assembly and heating element, casting mold sets up in the top of conveying platform, cooling module sets up in the side of conveying platform, when casting cast iron foundry goods, just, mix the inside enhancement of the raw materials heating mixing assembly of cast iron, pour into to the inside melting that carries out of heating element through the connecting pipe, the inside of casting mold is just poured into to the fused raw materials, start conveying platform, convey its casting mold to cooling module department and cool off, just, can prepare out the better cast iron foundry goods of quality.
Description
Technical Field
The invention relates to the technical field of cast iron castings, in particular to a cast iron casting, a method for casting the cast iron casting and a casting device.
Background
Cast iron is cast iron with flake graphite, the main components of which are iron, carbon, silicon, manganese, sulfur and phosphorus, and the cast iron is the most widely used cast iron, and the yield of the cast iron accounts for more than 80% of the total yield of the cast iron.
However, the existing cast iron casting often has uneven mixing in the casting process, which affects the quality of cast iron produced subsequently.
Disclosure of Invention
The invention aims to provide a cast iron casting, a method for casting the cast iron casting and a casting device, and aims to solve the technical problem that the quality of cast iron produced subsequently is influenced due to uneven mixing of the cast iron casting in the casting process in the prior art.
In order to achieve the above purpose, the casting device for cast iron castings adopted by the invention comprises a base, a mixing assembly, a connecting pipe, a heating assembly, a pouring mold, a conveying table and a cooling assembly, wherein the mixing assembly is arranged above the base, the heating assembly is arranged below the mixing assembly, the connecting pipe is arranged between the mixing assembly and the heating assembly, the pouring mold is arranged below the heating assembly, the conveying table is fixedly connected with the base and is positioned below the pouring mold, and the cooling assembly is arranged on the side edge of the conveying table;
mixing component includes mixing box, filling tube, first motor, pivot, disc, grinding roller and spacing roller, the mixing box set up in heating component's top, the filling tube set up in the top of mixing box, first motor set up in the top of mixing box, the one end of pivot with the output fixed connection of first motor, the other end of pivot inserts the mixing box, and with disc fixed connection, the quantity of grinding roller is many, many the grinding roller all set up in the below of disc, the quantity of spacing roller is many, many all set up in the inside of mixing box, and many the grinding roller respectively with many the crisscross setting of spacing roller.
The base is right the conveying platform supports, mix the subassembly set up in the top of base, heating element set up in mix the below of subassembly, the connecting pipe set up in mix the subassembly with between the heating element, casting die set up in the top of conveying platform, cooling element set up in the side of conveying platform, when casting cast iron foundry goods, just heat the raw materials of cast iron the inside enhancement of mixing element mixes, through the connecting pipe pour into to the inside melting that carries out of heating element, molten raw materials just pour into to the inside of casting die starts the conveying platform conveys its casting die conveying to cooling element department cools off, just can prepare out the better cast iron foundry goods of quality.
The mixing assembly further comprises a fixed sleeve, the fixed sleeve is fixedly connected with the disc and located above the disc, and the fixed sleeve is sleeved outside the rotating shaft.
The fixed sleeve is sleeved outside the rotating shaft and can strengthen the connection between the rotating shaft and the discs.
Wherein, heating element includes melting case, second motor, dwang, backup pad, melting spare and the pipe of moulding plastics, the melting case with the connecting pipe intercommunication, and be located the below of connecting pipe, the second motor set up in the side of melting case, the one end of dwang with the output fixed connection of second motor, the other end of dwang inserts the melting case, and with backup pad fixed connection, the quantity of melting spare is a plurality of, and is a plurality of the melting spare all set up in the side of backup pad, mould plastics the pipe with the melting case intercommunication, and be located the below of melting case, and with the corresponding casting die is corresponding
The reinforcing component can melt and stir the mixed raw materials, so that the melting effect is enhanced.
The heating assembly further comprises a plurality of heat conducting rods, and the side edge of each melting piece is fixedly connected with the plurality of heat conducting rods.
The plurality of heat conducting rods can assist the melting piece in stirring.
Wherein, cooling unit includes cooler bin, circulating pump, pressure pipe and cold water pipe, the side of cooler bin has the opening, the cold water tank set up in the side of conveying platform, the circulating pump sets up in the inside of cooler bin, the one end of pressure pipe with the circulating pump is connected, the other end of pressure pipe with the cold water pipe intercommunication, the cold water pipe set up in the inside lateral wall of cooler bin.
The cooling assembly can be used for cooling and preparing the raw materials melted in the casting mold.
The casting device of the cast iron casting further comprises breast boards, and the two side edges of the conveying table are fixedly connected with the breast boards.
The breast boards are arranged on two side edges of the conveying table and can intercept the conveying table.
The invention also provides a casting method of the casting device adopting the cast iron casting, which comprises the following steps:
heating carbon, silicon and manganese into the mixing box through the charging pipe, then starting the first motor, driving the fixedly connected rotating shaft by the output end of the motor, driving the plurality of grinding rollers to rotate by the disc, and grinding the grinding rollers under the staggering of the plurality of limiting rollers;
after the grinding of various raw materials is finished, opening a valve at the side edge of the connecting pipe, and feeding the ground mixed raw materials into the heating assembly;
after the mixed raw materials enter the heating assembly, melting the heating assembly to 1150-1180 ℃, and then adding copper, magnesium, phosphorus and pearlite for melting and mixing;
and after the molten mixture is melted and mixed, the molten mixture is injected into the casting mold arranged above the conveying table, and then the conveying table conveys the molten mixture to the cooling assembly for 2 hours and cools the molten mixture to 5-10 ℃ so as to prepare cast iron castings with better quality.
The invention relates to a cast iron casting, a method for casting the cast iron casting and a casting device, which comprises the following steps: the conveying table is supported by the base, the mixing assembly is arranged above the base, the heating assembly is arranged below the mixing assembly, the connecting pipe is arranged between the mixing assembly and the heating assembly, the casting mold is arranged above the conveying table, the cooling assembly is arranged on the side edge of the conveying table, when cast iron castings are cast, cast iron raw materials are injected into the mixing box communicated with the mixing assembly through the feeding pipe, then the first motor is started, the output end of the first motor drives the rotating shaft fixedly connected with the rotating shaft to rotate, the rotating shaft drives the disc connected with the rotating shaft to rotate, the disc drives the plurality of grinding rollers fixedly connected with the lower portion to roll and grind the internal raw materials in the mixing box, and the plurality of limiting rollers are arranged in the grinding box, with grind the roller crisscross setting to just, supplementary grind the roller and in the mixing box is inside to carry out crisscross grinding, thereby strengthen grinding effect, make its homogeneous mixing, afterwards, just open the valve of connecting pipe side, the mixed raw materials just injects into heating element department through the connecting pipe, heating element just carries out the melting with its raw materials and handles, and the back that finishes just injects into inside the pouring mold, just start the conveying platform, the conveying platform just with the pouring mold conveying cools off to cooling element department, just can obtain the better cast iron foundry goods of quality, thereby improves production effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a casting apparatus for cast iron castings according to the present invention.
Fig. 2 is a front view of the casting apparatus of cast iron castings according to the present invention.
Fig. 3 is a side view of the casting apparatus of the cast iron casting of the present invention.
Fig. 4 is a cross-sectional view of the a-a line structure of fig. 3 of the present invention.
Fig. 5 is an enlarged view of a portion of the structure of fig. 4B according to the present invention.
Fig. 6 is a flowchart of the steps of a method of casting a cast iron article by the cast iron article casting apparatus of the present invention.
1-base, 2-mixing component, 21-mixing box, 22-charging tube, 23-first motor, 24-rotating shaft, 25-disc, 26-grinding roller, 27-limiting roller, 28-fixed sleeve, 3-connecting tube, 4-heating component, 41-melting box, 42-second motor, 43-rotating rod, 44-supporting plate, 45-melting piece, 46-injection molding tube, 47-heat conducting rod, 5-casting mould, 6-conveying table, 7-cooling component, 71-cooling box, 72-circulating pump, 73-pressure tube, 74-cold water tube, 75-opening, 8-baffle, 9-detecting component, 91-upright post, 92-cross beam, 93-cylinder, 94-extension rod, 95-pressing block.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, 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 illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 5, the present invention provides a casting apparatus for cast iron castings, including a base 1, a mixing assembly 2, a connecting pipe 3, a heating assembly 4, a casting mold 5, a conveying table 6 and a cooling assembly 7, wherein the mixing assembly 2 is disposed above the base 1, the heating assembly 4 is disposed below the mixing assembly 2, the connecting pipe 3 is disposed between the mixing assembly 2 and the heating assembly 4, the casting mold 5 is disposed below the heating assembly 4, the conveying table 6 is fixedly connected to the base 1 and located below the casting mold 5, and the cooling assembly 7 is disposed at a side of the conveying table 6;
In this embodiment, the base 1 is right the conveying table 6 supports, the mixing component 2 is arranged above the base 1, the heating component 4 is arranged below the mixing component 2, the connecting pipe 3 is arranged between the mixing component 2 and the heating component 4, the pouring mold 5 is arranged above the conveying table 6, the cooling component 7 is arranged on the side of the conveying table 6, when cast iron castings are cast, the raw materials of cast iron are injected into the mixing box 21 communicated with the mixing box through the feeding pipe 22, then, the first motor 23 is started, the output end of the first motor 23 drives the rotating shaft 24 fixedly connected to the rotating shaft to rotate, the rotating shaft 24 rotates to drive the disc 25 connected to the rotating shaft, the disc 25 drives the plurality of the grinding rollers 26 fixedly connected to the lower part to roll the internal raw materials inside the mixing box 21, grinding, a plurality of limiting rollers 27 are arranged inside the grinding box and are arranged in a staggered manner with the grinding rollers 26, so that the grinding rollers 26 are assisted to grind in a staggered manner inside the mixing box 21, the grinding effect is enhanced, the grinding rollers are uniformly mixed, then, valves on the side edges of the connecting pipes 3 are opened, the mixed raw materials are injected to the heating assembly 4 through the connecting pipes 3, the raw materials are melted by the heating assembly 4, the melted raw materials are injected into the pouring mold 5, the conveying table 6 is started, the pouring mold 5 is conveyed to the cooling assembly 7 by the conveying table 6 to be cooled, cast iron castings with good quality can be obtained, and the production effect is improved.
Further, the mixing assembly 2 further comprises a fixing sleeve 28, the fixing sleeve 28 is fixedly connected with the disc 25 and is located above the disc 25, and the fixing sleeve 28 is sleeved outside the rotating shaft 24.
In this embodiment, the fixed sleeve 28 cover is established the outside of pivot 24 when pivot 24 rotates, can drive fixed connection the disc 25 is in the inside rotation of mixing box 21, fixed sleeve 28 can strengthen pivot 24 with the connection of disc 25, thereby the extension the life of disc 25 improves the practicality.
Further, the heating assembly 4 includes a melting tank 41, a second motor 42, a rotating rod 43, a support plate 44, a melting piece 45 and an injection molding pipe 46, the melting tank 41 is communicated with the connecting pipe 3 and is located below the connecting pipe 3, the second motor 42 is disposed at a side of the melting tank 41, one end of the rotating rod 43 is fixedly connected with an output end of the second motor 42, the other end of the rotating rod 43 is inserted into the melting tank 41 and is fixedly connected with the support plate 44, the number of the melting piece 45 is plural, the plurality of the melting piece 45 is disposed at a side of the support plate 44, and the injection molding pipe 46 is communicated with the melting tank 41 and is located below the melting tank 41 and corresponds to the casting mold 5;
the heating assembly 4 further comprises a plurality of heat conducting rods 47, and the side edge of each melting member 45 is fixedly connected with the plurality of heat conducting rods 47.
In the present embodiment, when the mixed raw materials are injected into the melting tank 41 of the heating assembly 4 connected to the melting tank through the connecting pipe 3, the melting piece 45 is started, the melting piece 45 melts the raw materials, then the second motor 42 is started, the output end of the second motor 42 drives the fixedly connected rotating rod 43, the rotating rod 43 drives the fixedly connected supporting plate 44 to rotate the fixedly connected melting piece 45 in the melting tank 41, so as to accelerate the melting of the raw materials, the side of the melting piece 45 is fixedly connected with a plurality of heat conducting rods 47, so as to drive the plurality of heat conducting rods 47 to rotate and stir, the heat conducting rods 47 assist the melting piece 45 to strengthen the melting of the raw materials, so as to improve the melting effect, and after the melting, the molten material is injected into the corresponding casting mold 5 through the injection pipe 46 communicating therewith.
Further, the cooling assembly 7 comprises a cooling tank 71, a circulating pump 72, a pressure pipe 73 and a cold water pipe 74, wherein an opening 75 is formed in the side edge of the cooling tank 71, the cold water tank is arranged on the side edge of the conveying table 6, the circulating pump 72 is arranged in the cooling tank 71, one end of the pressure pipe 73 is connected with the circulating pump 72, the other end of the pressure pipe 73 is communicated with the cold water pipe 74, and the cold water pipe 74 is arranged on the inner side wall of the cooling tank 71.
In this embodiment, after the transfer table 6 transfers the casting mold 5 to the cooling module 7, the casting mold is transferred to the inside of the cooling box 71 through the opening 75 on the side of the cooling box 71 of the cooling module 7, and then the circulation pump 72 is started, the circulation pump 72 circulates the cold water inside the cold water pipe 74 through the pressure pipe 73 connected thereto, so as to enhance the cooling effect, and the molten raw material inside the casting mold 5 is cooled by the cold air generated by the cold water pipe 74.
Further, the casting device of cast iron casting still includes breast board 8, the equal fixedly connected with in both sides limit of conveying platform 6 breast board 8.
In this embodiment, the side edges of the conveying table 6 are provided with the fence plates 8, and when the injection mold on the conveying table is conveyed, the fence plates 8 can intercept the injection mold, so that molten raw materials are prevented from overflowing, operators are protected, and practicability is improved.
Further, the casting device of the cast iron casting further comprises a detection assembly 9, wherein the detection assembly 9 is fixedly connected with the base 1 and is positioned on the side edge of the cooling assembly 7;
the detecting component 9 comprises a stand column 91, a cross beam 92, an air cylinder 93, an extension rod 94 and a pressing block 95, the stand column 91 is two in number, the stand column 91 is respectively and oppositely arranged on two side edges of the conveying table 6, the cross beam 92 is arranged above the stand column 91, the air cylinder 93 is arranged above the cross beam 92, one end of the extension rod 94 is fixedly connected with an output end of the air cylinder 93, and the other end of the extension rod 94 is fixedly connected with the pressing block 95.
In this embodiment, detection module 9 set up in cooling module 7's side, detection module 9 can detect its cooling preparation cast iron foundry goods, two of detection module 9 stand 91 set up relatively respectively in base 1's top, crossbeam 92 set up in stand 91's top, cylinder 93 set up in crossbeam 92's top is just started cylinder 93, cylinder 93's output just drives fixed connection extension rod 94 goes up and down, extension rod 94 just drives fixed connection support the depression bar is right the inside refrigerated cast iron foundry goods of casting die 5 supports to press the detection to improve detection effect.
The invention also provides a cast iron casting which is prepared by adopting the casting device of the cast iron casting and comprises the following raw materials in parts by mass:
200 parts of 100-plus carbon, 50-80 parts of silicon, 30-60 parts of manganese, 150 parts of 100-plus copper, 30-50 parts of magnesium, 20-30 parts of phosphorus, 10-20 parts of sulfur and 10-30 parts of pearlite.
Referring to fig. 6, the present invention further provides a method for casting a cast iron casting, which comprises the following steps:
s1: heating carbon, silicon and manganese into the mixing box 21 through the charging pipe 22, then starting the first motor 23, driving the rotating shaft 24 fixedly connected with the output end of the first motor 23, driving the plurality of grinding rollers 26 to rotate by the disc 25, and grinding the grinding rollers 26 under the staggering of the plurality of limiting rollers 27;
s2: after the grinding of the raw materials is finished, opening a valve at the side edge of the connecting pipe 3, and feeding the ground mixed raw materials into the heating assembly 4;
s3: after the mixed raw materials enter the heating assembly 4, melting the heating assembly 4 to 1150-1180 ℃, and then adding copper, magnesium, phosphorus, sulfur and pearlite for melting and mixing;
s4: after the molten iron is melted and mixed, the molten iron is injected into the casting mold 5 arranged above the conveying table 6, and then the conveying table 6 conveys the molten iron to the cooling assembly 7 for 2 hours to be cooled to 5-10 ℃, so that cast iron castings with better quality can be prepared.
Example 1:
heating 100 parts of carbon, 50 parts of silicon and 30 parts of manganese into the mixing box 21 through the charging pipe 22, then starting the first motor 23, driving the rotating shaft 24 fixedly connected with the output end of the first motor 23, driving a plurality of grinding rollers 26 to rotate by a disc 25, and grinding the grinding rollers 26 under the staggering of a plurality of limiting rollers 27; after the grinding of the raw materials is finished, opening a valve at the side edge of the connecting pipe 3, and feeding the ground mixed raw materials into the heating assembly 4; after the mixed raw materials enter the heating assembly 4, melting the heating assembly 4 to 1150 ℃, and then adding 100 parts of copper, 30 parts of magnesium, 20 parts of phosphorus, 10 parts of sulfur and 10 parts of pearlite for melting and mixing; after the molten iron is melted and mixed, the molten iron is injected into the casting mold 5 arranged above the conveying table 6, then the conveying table 6 conveys the molten iron to the cooling assembly 7 for 2 hours, and the molten iron is cooled to 5-10 ℃, so that cast iron castings with good quality can be prepared.
Example 2:
heating 150 parts of carbon, 65 parts of silicon and 45 parts of manganese into the mixing box 21 through the charging pipe 22, then starting the first motor 23, driving the rotating shaft 24 fixedly connected with the output end of the first motor 23, driving the plurality of grinding rollers 26 to rotate by the disc 25, and grinding the grinding rollers 26 under the staggering of the plurality of limiting rollers 27; after the grinding of the raw materials is finished, opening a valve at the side edge of the connecting pipe 3, and feeding the ground mixed raw materials into the heating assembly 4; after the mixed raw materials enter the heating assembly 4, melting the heating assembly 4 to 1160 ℃, and then adding 135 parts of copper, 40 parts of magnesium, 15 parts of phosphorus, 15 parts of sulfur and 15 parts of pearlite for melting and mixing; after the molten iron is melted and mixed, the molten iron is injected into the casting mold 5 arranged above the conveying table 6, then the conveying table 6 conveys the molten iron to the cooling assembly 7 for 2 hours, and the molten iron is cooled to 5-10 ℃, so that cast iron castings with good quality can be prepared.
Example 3:
heating 200 parts of carbon, 80 parts of silicon and 60 parts of manganese into the mixing box 21 through the charging pipe 22, then starting the first motor 23, driving the rotating shaft 24 fixedly connected with the output end of the first motor 23, driving the plurality of grinding rollers 26 to rotate by the disc 25, and grinding the grinding rollers 26 under the staggering of the plurality of limiting rollers 27; after the grinding of the raw materials is finished, opening a valve at the side edge of the connecting pipe 3, and feeding the ground mixed raw materials into the heating assembly 4; after the mixed raw materials enter the heating assembly 4, melting the heating assembly 4 to 1180 ℃, and then adding 150 parts of copper, 150 parts of magnesium, 50 parts of phosphorus, 20 parts of sulfur and 30 parts of pearlite for melting and mixing; after the molten iron is melted and mixed, the molten iron is injected into the casting mold 5 arranged above the conveying table 6, then the conveying table 6 conveys the molten iron to the cooling assembly 7 for 2 hours, and the molten iron is cooled to 5-10 ℃, so that cast iron castings with good quality can be prepared.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A casting device of cast iron casting is characterized in that,
the casting device of the cast iron casting comprises a base, a mixing assembly, a connecting pipe, a heating assembly, a pouring mold, a conveying table and a cooling assembly, wherein the mixing assembly is arranged above the base, the heating assembly is arranged below the mixing assembly, the connecting pipe is arranged between the mixing assembly and the heating assembly, the pouring mold is arranged below the heating assembly, the conveying table is fixedly connected with the base and positioned below the pouring mold, and the cooling assembly is arranged on the side edge of the conveying table;
mixing component includes mixing box, filling tube, first motor, pivot, disc, grinding roller and spacing roller, the mixing box set up in heating component's top, the filling tube set up in the top of mixing box, first motor set up in the top of mixing box, the one end of pivot with the output fixed connection of first motor, the other end of pivot inserts the mixing box, and with disc fixed connection, the quantity of grinding roller is many, many the grinding roller all set up in the below of disc, the quantity of spacing roller is many, many all set up in the inside of mixing box, and many the grinding roller respectively with many the crisscross setting of spacing roller.
2. Casting apparatus for cast iron castings according to claim 1,
the mixing assembly further comprises a fixed sleeve, the fixed sleeve is fixedly connected with the disc and located above the disc, and the fixed sleeve is sleeved outside the rotating shaft.
3. Casting apparatus for cast iron castings according to claim 2,
heating element includes melting case, second motor, dwang, backup pad, melting piece and moulds plastics the pipe, the melting case with the connecting pipe intercommunication, and be located the below of connecting pipe, the second motor set up in the side of melting case, the one end of dwang with the output fixed connection of second motor, the other end of dwang inserts the melting case, and with backup pad fixed connection, the quantity of melting piece is a plurality of, and is a plurality of the melting piece all set up in the side of backup pad, mould plastics the pipe with melting case intercommunication, and be located the below of melting case, and with casting mold is corresponding.
4. Casting apparatus for cast iron castings according to claim 3,
the heating assembly further comprises a plurality of heat conducting rods, and the side edge of each melting piece is fixedly connected with the plurality of heat conducting rods.
5. Casting apparatus for cast iron castings according to claim 4,
the cooling module includes cooler bin, circulating pump, pressure pipe and cold water pipe, the side of cooler bin has the opening, the cold water tank set up in the side of conveying platform, the circulating pump sets up in the inside of cooler bin, the one end of pressure pipe with the circulating pump is connected, the other end of pressure pipe with the cold water pipe intercommunication, the cold water pipe set up in the inside lateral wall of cooler bin.
6. Casting apparatus for cast iron castings according to claim 1,
the casting device of cast iron foundry goods still includes the breast board, the equal fixedly connected with in both sides limit of conveying platform the breast board.
7. A cast iron casting prepared by the casting device for cast iron castings according to claim 6, comprising the following raw materials in parts by mass:
200 parts of 100-plus carbon, 50-80 parts of silicon, 30-60 parts of manganese, 150 parts of 100-plus copper, 30-50 parts of magnesium, 20-30 parts of phosphorus, 10-20 parts of sulfur and 10-30 parts of pearlite.
8. A method of casting a cast iron casting as defined in claim 7, comprising the steps of:
heating carbon, silicon and manganese into the mixing box through the charging pipe, then starting the first motor, driving the fixedly connected rotating shaft by the output end of the first motor, driving the plurality of grinding rollers to rotate by the disc, and grinding the grinding rollers under the staggering of the plurality of limiting rollers;
after the grinding of various raw materials is finished, opening a valve at the side edge of the connecting pipe, and feeding the ground mixed raw materials into the heating assembly;
after the mixed raw materials enter the heating assembly, melting the heating assembly to 1150-1180 ℃, and then adding copper, magnesium, phosphorus, sulfur and pearlite for melting and mixing;
and after the molten mixture is melted and mixed, the molten mixture is injected into the casting mold arranged above the conveying table, and then the conveying table conveys the molten mixture to the cooling assembly for 2 hours and cools the molten mixture to 5-10 ℃ so as to prepare cast iron castings with better quality.
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| CN202111610843.XA CN114289709A (en) | 2021-12-27 | 2021-12-27 | Cast iron casting, method for casting same and casting device |
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