CN220073205U - Cast iron stream inoculation device - Google Patents

Cast iron stream inoculation device Download PDF

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Publication number
CN220073205U
CN220073205U CN202320503850.8U CN202320503850U CN220073205U CN 220073205 U CN220073205 U CN 220073205U CN 202320503850 U CN202320503850 U CN 202320503850U CN 220073205 U CN220073205 U CN 220073205U
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CN
China
Prior art keywords
inoculation
ladle
hopper
cast iron
inoculant
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CN202320503850.8U
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Chinese (zh)
Inventor
秦艳平
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Guangdong Jinzhili Technology Co ltd
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Guangdong Jinzhili Technology Co ltd
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Priority to CN202320503850.8U priority Critical patent/CN220073205U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

The utility model provides a cast iron stream inoculation device which comprises a ladle, a movable support frame, an inoculation bucket, a movable shaft and a receiving disc, wherein the movable support frame is arranged above the ladle, the movable support frame is fixedly connected with the ladle, the inoculation bucket is arranged above the ladle, the inoculation bucket is rotationally connected with the movable support frame, the movable shaft is respectively connected with the inoculation bucket and the movable support frame, and the movable shaft penetrates through the inoculation bucket; the receiving disc is arranged below the inoculation hopper and is parallel to the upper edge of the ladle. The embodiment of the utility model has simple structure and convenient operation, and can ensure the uniformity of inoculation, thereby improving the quality of castings.

Description

Cast iron stream inoculation device
Technical Field
The utility model relates to the field of casting smelting, in particular to a cast iron stream inoculation device.
Background
In the casting production process, when molten iron is poured out for casting pouring, inoculant is required to be added into the molten iron according to material requirements. The inoculant is added to promote graphitization, reduce the tendency of white mouth, improve the form and distribution of graphite, increase the quantity of eutectic cells and refine the matrix structure in the cast iron production process.
Most of cast iron inoculating devices in the related art have complex structures and difficult operation. In the cast iron production process, the flow of the inoculant is difficult to control, the temperature and the pouring time of molten iron are difficult to grasp, and the problems of premature melting of the inoculant or insufficient inoculant capacity often occur, so that the molten iron poured later cannot be inoculated, and the inoculation is uneven. Premature melting and incomplete melting of inoculants can easily cause the quality of castings to be different, the problem of unqualified products can occur, and waste products can be generated when serious, so that inoculants are wasted.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the cast iron inoculation device provided by the utility model has the advantages that the structure is simple, the operation is convenient, the uniformity of inoculation can be ensured, and the quality of castings is improved.
The embodiment of the utility model provides a cast iron stream inoculation device, which comprises a ladle, a movable support frame, an inoculation bucket, a movable shaft and a receiving disc, wherein the movable support frame is arranged above the ladle, the movable support frame is fixedly connected with the ladle, the inoculation bucket is arranged above the ladle, the inoculation bucket is rotationally connected with the movable support frame, the movable shaft is respectively connected with the inoculation bucket and the movable support frame, and the movable shaft penetrates through the inoculation bucket; the receiving disc is arranged below the inoculation hopper and is parallel to the upper edge of the ladle.
The cast iron stream inoculation device provided by the utility model has at least the following beneficial effects: the embodiment comprises a ladle, a movable support frame, an inoculation bucket, a movable shaft and a receiving disc; the ladle is provided with a pouring nozzle, and the movable supporting frame is arranged above the ladle and is fixedly connected with the ladle; the inoculation hopper is arranged above the ladle and is rotationally connected with the movable supporting frame; the movable shaft is respectively connected with the inoculation hopper and the movable support frame and penetrates through the inoculation hopper; the receiving tray is arranged below the inoculation hopper and is parallel to the upper edge of the ladle. The inoculating disc is arranged below the inoculating hopper, and can hold the inoculant flowing out of the discharging hole of the inoculating hopper when the ladle is in a horizontal state, so that the inoculant is prevented from flowing down in advance and being mixed with molten iron solution, and the effect of pouring is prevented from being influenced by early inoculation; in the inoculation process, the ladle is inclined, the movable supporting frame is fixedly connected with the ladle, and the ladle can be inclined along with the movable supporting frame, at the moment, the inoculation hopper is always in a vertical downward state according to the principle that the gravity center of an object is always vertical and downward, namely, the inoculation hopper is not inclined along with the inclination of the ladle, so that inoculant in the inoculation hopper can be continuously poured onto molten iron solution poured from a pouring nozzle, and the molten iron solution can be fully and uniformly inoculated along with a stream in the pouring process from the pouring nozzle to a pouring device. Therefore, the embodiment of the utility model has simple structure and convenient operation, and can ensure the uniformity of inoculation, thereby improving the quality of castings.
According to some embodiments of the utility model, the movable support is a detachable structure.
According to some embodiments of the utility model, the movable support frame comprises a sleeve, wherein the sleeve is arranged at two sides of the ladle, and the movable support frame is fixedly connected with the ladle through the sleeve.
According to some embodiments of the utility model, a guide rod is arranged at the lower end of the movable supporting frame, a limiting protrusion is arranged on the guide rod, and the limiting protrusion is abutted with the inner hole of the sleeve.
According to some embodiments of the utility model, the spacing between the inoculating hopper and the tray is 2mm.
According to some embodiments of the utility model, the inoculating hopper is funnel-shaped, wherein a detachable baffle is arranged above the inoculating hopper, and a discharge hole is arranged below the inoculating hopper.
According to some embodiments of the utility model, the inoculant further comprises a flow meter for adjusting the inoculant flow, the flow meter being disposed inside the inoculant hopper.
According to some embodiments of the utility model, the inoculant is provided with a motor for driving the inoculant out, said motor being arranged on one side of the inoculant hopper.
According to some embodiments of the utility model, the inoculant system further comprises a sensor for detecting inoculant content, the sensor being disposed inside the inoculant hopper.
According to some embodiments of the utility model, an alarm is further included, the alarm being electrically connected to the sensor.
Drawings
Additional aspects and advantages of the present utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a block diagram of a cast iron stream inoculation device according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a cast iron stream inoculation apparatus according to an embodiment of the present utility model;
FIG. 3 is a block diagram of a cast iron stream inoculation device according to another embodiment of the utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
The utility model provides a cast iron stream inoculation device, which comprises a ladle, a movable support frame, an inoculation hopper, a movable shaft and a receiving disc, wherein the movable support frame is arranged on the ladle; the ladle is provided with a pouring nozzle, and the movable supporting frame is arranged above the ladle and is fixedly connected with the ladle; the inoculation hopper is arranged above the ladle and is rotationally connected with the movable supporting frame; the movable shaft is respectively connected with the inoculation hopper and the movable support frame and penetrates through the inoculation hopper; the receiving tray is arranged below the inoculation hopper and is parallel to the upper edge of the ladle. The inoculating disc is arranged below the inoculating hopper, and can hold the inoculant flowing out of the discharging hole of the inoculating hopper when the ladle is in a horizontal state, so that the inoculant is prevented from flowing down in advance and being mixed with molten iron solution, and the effect of pouring is prevented from being influenced by early inoculation; in the inoculation process, the ladle is inclined, the movable supporting frame is fixedly connected with the ladle, and the ladle can be inclined along with the movable supporting frame, at the moment, the inoculation hopper is always in a vertical downward state according to the principle that the gravity center of an object is always vertical and downward, namely, the inoculation hopper is not inclined along with the inclination of the ladle, so that inoculant in the inoculation hopper can be continuously poured onto molten iron solution poured from a pouring nozzle, and the molten iron solution can be fully and uniformly inoculated along with a stream in the pouring process from the pouring nozzle to a pouring device. Therefore, the embodiment of the utility model has simple structure and convenient operation, and can ensure the uniformity of inoculation, thereby improving the quality of castings.
Embodiments of the present utility model will be further described below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the embodiment of the utility model provides a cast iron stream inoculation device, which comprises a ladle 100, a movable support frame 200, an inoculation bucket 300, a movable shaft 500 and a receiving disc 600, wherein the movable support frame 200 is arranged above the ladle 100, the movable support frame 200 is fixedly connected with the ladle 100, the inoculation bucket 300 is arranged above the ladle 100, the inoculation bucket 300 is rotationally connected with the movable support frame 200, the movable shaft 500 is respectively connected with the inoculation bucket 300 and the movable support frame 200, the movable shaft 500 penetrates through the inoculation bucket 300, the receiving disc 600 is arranged below the inoculation bucket 300, and the receiving disc 600 is parallel to the upper edge of the inoculation bucket 300.
The ladle 100 of this embodiment is provided with pouring nozzles on both sides, and the ladle 100 is mainly used for containing molten iron and can be transported to a casting mold by a crane for casting and pouring. Tapping molten iron, pouring the molten iron into the ladle 100, and performing casting operation after slag skimming and covering with slag collecting agent. And the inoculant is added in the cast iron production process, so that graphitization can be promoted, the tendency of white mouth is reduced, the form and distribution of graphite are improved, the quantity of eutectic cells is increased, and the matrix structure is thinned. The inoculation hopper 300 of the embodiment is used for placing inoculant, and the cast iron stream inoculation device provided by the embodiment has a simple structure and is convenient to operate, the uniformity of inoculation can be ensured, and therefore the quality of castings is improved.
It can be appreciated that in this embodiment, the movable support frame 200 is fixed above the ladle 100, so that the movable support frame 200 is rotationally connected with the inoculation hopper 300, and meanwhile, the movable shaft 500 is respectively connected with the inoculation hopper 300 and the movable support frame 200, and the movable shaft 500 penetrates through the inoculation hopper 300, so that the inoculation hopper 300 can be fixedly placed above the ladle 100, and inoculation is further realized. In the casting and pouring process, the movable supporting frame 200 can incline along with the ladle 100, but the inoculation hopper 300 does not incline along with the inclination of the ladle 100 due to movable rotation, so that the inoculation hopper 300 is always downwards arranged, inoculant can leak out for inoculation, inoculant in the inoculation hopper 300 is continuously sprayed onto molten iron solution being poured from a pouring nozzle, and the molten iron solution can be fully and uniformly inoculated along with the flow in the pouring process from the pouring nozzle to a pouring device. Meanwhile, the receiving disc 600 is arranged below the inoculation hopper 300, so that the receiving disc 600 is parallel to the upper edge of the ladle 100, and the receiving disc 600 can receive inoculant flowing out of a discharge hole of the inoculation hopper 300 when the ladle 100 is in a horizontal state, so that inoculant is prevented from flowing down in advance and being mixed with molten iron solution, and the effect of pouring is prevented from being influenced by early inoculation. Therefore, the embodiment of the utility model has simple structure and convenient operation, and can ensure the uniformity of inoculation, thereby improving the quality of castings.
It will be appreciated that the ladle 100 needs to be tilted to pour molten iron during pouring, and the movable supporting frame 200 will be tilted as the ladle 100 is tilted due to the fixed connection of the movable supporting frame 200 to the ladle 100; meanwhile, since the movable supporting frame 200 is rotatably connected with the inoculating hopper 300, the inoculating hopper 300 is always in a vertically downward state according to the principle that the gravity center of an object is always vertically downward, that is, the inoculating hopper 300 is not inclined along with the inclination of the ladle 100. That is, in the state that the ladle 100 is inclined, the inoculation hopper 300 is still in the vertical downward state, and at this time, the receiving plate 600 is still parallel to the upper edge of the ladle 100, that is, the receiving plate 600 is also in the inclined state, so that the receiving plate 600 cannot receive the inoculant flowing out from the discharge port of the inoculation hopper 300, and therefore, the inoculant in the inoculation hopper 300 can be continuously poured onto the molten iron solution being poured from the pouring nozzle, and the molten iron solution can be fully and uniformly inoculated with the stream in the process of pouring the molten iron solution from the pouring nozzle to the pouring device.
It will be appreciated that after the casting operation is completed, the ladle 100 is restored to a horizontal state, and the receiving tray 600 is also in a horizontal state since the receiving tray 600 is parallel to the upper edge of the ladle 100; at this time, the inoculation hopper 300 and the tray 600 below can be positioned on the same vertical line, so that the tray 600 can receive inoculant flowing out of the discharge port of the inoculation hopper 300, so as to prevent a large amount of inoculant from leaking out, and avoid the waste of inoculant.
According to some embodiments of the utility model, the movable support 200 is a detachable structure.
It can be appreciated that the movable supporting frame 200 is provided in a detachable structure, so that molten iron can be conveniently discharged from the furnace to the ladle 100. When inoculation is not needed, the movable support frame 200 and the inoculation hopper 300 can be detached from the upper part of the ladle 100, and the influence of the inoculation hopper 300 on tapping of molten iron can be reduced.
According to some embodiments of the present utility model, the ladle 100 further comprises a sleeve 400, wherein the sleeve 400 is disposed at both sides of the ladle 100, and the movable supporting frame 200 is fixedly connected with the ladle 100 through the sleeve 400.
It can be appreciated that the sleeve 400 of this embodiment specifically refers to a jack sleeve, the movable support frame 200 is inserted into the sleeve 400 arranged at two sides of the ladle 100, the movable support frame 200 can be stably fixed above the ladle 100 through the sleeve 400, meanwhile, the inoculation hopper 300 and the movable support frame 200 are respectively connected through the movable shaft 500, and the inoculation hopper 300 can be arranged above the ladle 100, so that inoculation of castings is realized, uniformity of inoculation is ensured, and quality of castings is improved.
According to some embodiments of the present utility model, a guide rod is provided at the lower end of the movable supporting frame 200, and a limit protrusion is provided on the guide rod and abuts against the inner hole of the sleeve 400.
It can be appreciated that the lower end of the movable supporting frame 200 is provided with a guide rod, the guide rod is provided with a limiting protrusion, the guide rod is inserted into the sleeve 400, and the limiting protrusion is abutted with the inner hole of the sleeve 400, so that the limiting fixation of the movable supporting frame 200 is realized, and the stability of the movable supporting frame 200 can be improved.
According to some embodiments of the utility model, the spacing between the inoculating hopper 300 and the tray 600 is 2mm.
It will be appreciated that the spacing between the inoculating hopper 300 and the tray 600 of this embodiment is 2mm. The inoculating disc 600 is arranged below the inoculating hopper 300, and inoculant flowing out of the inoculating hopper 300 can be accepted through the inoculating disc 600, so that waste of the inoculant is avoided.
Note that, the distance between the inoculating hopper 300 and the tray 600 may be adjusted according to the actual situation, and is not particularly limited herein.
According to some embodiments of the utility model, the inoculating hopper 300 is funnel-shaped, wherein a detachable baffle is arranged above the inoculating hopper 300, and a discharge hole is arranged below the inoculating hopper 300.
It can be appreciated that the inoculation hopper 300 of this embodiment is funnel-shaped, is provided with detachable baffle above inoculation hopper 300, can make things convenient for the interpolation of inoculant, is provided with the discharge gate below inoculation hopper 300, can make things convenient for the outflow of inoculant to follow-up realization foundry goods evenly to inoculate.
The shape of the inoculating hopper 300 may be adjusted according to practical situations, and is not particularly limited herein.
According to some embodiments of the utility model, a flow meter for adjusting the inoculant flow is also included, the flow meter being disposed inside the inoculant hopper 300.
It will be appreciated that the present embodiment is further provided with a flow meter, which is located at the discharge port of the inoculation hopper 300 and is disposed at the inner side of the inoculation hopper 300. According to the casting pouring condition, the outflow quantity of the inoculant can be adjusted in real time. For example, in the case of pouring a large amount of molten iron, the outflow amount of inoculant may be increased, and in the case of pouring a small amount of molten iron, the outflow amount of inoculant may be reduced. The flow meter is arranged to adjust the outflow of the inoculant, so that the uniformity of inoculation can be ensured, the quality of castings is improved, and the waste of the inoculant is avoided.
According to some embodiments of the utility model, a motor for driving the inoculant out is also included, the motor being provided on one side of the inoculant hopper 300.
It will be appreciated that this embodiment is further provided with a motor located on one side of the inoculating hopper 300, the motor being capable of driving the outflow of inoculant, preventing the inoculant from blocking the discharge opening of the inoculating hopper 300 too much.
According to some embodiments of the utility model, a sensor for detecting inoculant content is also included, the sensor being disposed inside inoculant hopper 300.
It will be appreciated that this embodiment is also provided with a sensor located inside the inoculating hopper 300 that can monitor the location of inoculant in the inoculating hopper 300 to determine the inoculant content in the inoculating hopper 300. When the material level of the inoculant is too low, the sensor can send a feeding signal, so that molten iron non-inoculated casting or uneven casting caused by no inoculant is avoided, the uniformity of inoculation can be ensured, and the quality of castings is improved.
According to some embodiments of the utility model, an alarm is further included, the alarm being electrically connected to the sensor.
It will be appreciated that this embodiment is also provided with an alarm, which is electrically connected to the sensor. Under the condition that the inoculant content is insufficient, the alarm can give out a warning to remind workers to add the inoculant, the alarm can realize dynamic monitoring, molten iron non-inoculation pouring or uneven pouring caused by no inoculant is avoided, and therefore uniformity of inoculation is guaranteed.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A cast iron stream inoculation device, comprising:
a ladle;
the movable support frame is arranged above the ladle and is fixedly connected with the ladle;
the inoculation hopper is arranged above the ladle and is rotationally connected with the movable supporting frame;
the movable shaft is respectively connected with the inoculation hopper and the movable supporting frame and penetrates through the inoculation hopper;
the receiving disc is arranged below the inoculation hopper and is parallel to the upper edge of the ladle.
2. The cast iron stream inoculation device according to claim 1, wherein the movable support frame is a detachable structure.
3. The cast iron stream inoculation device according to claim 2, further comprising a sleeve, wherein the sleeve is arranged on two sides of the ladle, and the movable support frame is fixedly connected with the ladle through the sleeve.
4. The cast iron stream inoculation device according to claim 3, wherein a guide rod is arranged at the lower end of the movable support frame, a limiting protrusion is arranged on the guide rod, and the limiting protrusion is abutted with the inner hole of the sleeve.
5. The cast iron stream inoculation apparatus according to claim 1, wherein a spacing between the inoculation scoop and the adapter plate is 2mm.
6. The cast iron stream inoculation device according to claim 1, wherein the inoculation hopper is funnel-shaped, wherein a detachable baffle is arranged above the inoculation hopper, and a discharge port is arranged below the inoculation hopper.
7. The cast iron stream inoculation apparatus according to claim 6, further comprising a flow meter for adjusting the inoculant flow rate, the flow meter being disposed inside the inoculation bucket.
8. The cast iron stream inoculation apparatus according to claim 1, further comprising a motor for driving the outflow of inoculant, the motor being disposed on one side of the inoculation hopper.
9. The cast iron stream inoculation device according to claim 1, further comprising a sensor for detecting inoculant content, the sensor being disposed inside the inoculation scoop.
10. The cast iron stream inoculation apparatus according to claim 9, further comprising an alarm electrically connected to the sensor.
CN202320503850.8U 2023-03-15 2023-03-15 Cast iron stream inoculation device Active CN220073205U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320503850.8U CN220073205U (en) 2023-03-15 2023-03-15 Cast iron stream inoculation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320503850.8U CN220073205U (en) 2023-03-15 2023-03-15 Cast iron stream inoculation device

Publications (1)

Publication Number Publication Date
CN220073205U true CN220073205U (en) 2023-11-24

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ID=88819686

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320503850.8U Active CN220073205U (en) 2023-03-15 2023-03-15 Cast iron stream inoculation device

Country Status (1)

Country Link
CN (1) CN220073205U (en)

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