CN210620858U - Device for spheroidizing molten iron by pressing-in method - Google Patents
Device for spheroidizing molten iron by pressing-in method Download PDFInfo
- Publication number
- CN210620858U CN210620858U CN201921532711.8U CN201921532711U CN210620858U CN 210620858 U CN210620858 U CN 210620858U CN 201921532711 U CN201921532711 U CN 201921532711U CN 210620858 U CN210620858 U CN 210620858U
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- China
- Prior art keywords
- soak
- cage
- elevating system
- molten iron
- balling
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000003028 elevating effect Effects 0.000 claims abstract description 18
- 238000002791 soaking Methods 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003063 flame retardant Substances 0.000 claims abstract description 8
- 230000004308 accommodation Effects 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 claims description 46
- 238000005253 cladding Methods 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims 1
- 238000007598 dipping method Methods 0.000 description 30
- 239000003795 chemical substances by application Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 229910000861 Mg alloy Inorganic materials 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009847 ladle furnace Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 210000004798 organs belonging to the digestive system Anatomy 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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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 discloses a device of method balling molten iron of impressing, including soaking the pole subassembly, elevating system and rotary mechanism, soak the pole subassembly and include the core bar, fixed connection soaks the cage in the core bar lower extreme, and fixed connection is in the sleeve of core bar upper end, can dismantle on the sleeve and be connected with the balling be built by contract, soak cage lower extreme opening in order to form the accommodation space that is used for placing the nodulizer, the surface that core bar and soaked the cage all wraps the flame retardant coating, it soaks sets up a plurality of exhaust holes that run through and soak the cage on the flame retardant coating on cage surface to soak, soak the pole subassembly fixed connection in elevating system, elevating system is fixed in rotary mechanism, rotary mechanism rotates in order to; the utility model provides an among the technical scheme, go up and down in order to drive the automatic lift of dip rod subassembly through elevating system, rotary mechanism is rotatory to rotate to a plurality of balling stations in order to drive dip rod subassembly and elevating system, realizes balling device's automatic operation control, and balling speed is fast, efficient.
Description
Technical Field
The utility model relates to a technical field of metallurgical, foundry industry molten iron balling, in particular to device of method of impressing balling molten iron.
Background
At present, the existing devices for spheroidizing the molten iron are mainly divided into four types, one type is a pouring-method spheroidizing device, magnesium alloy or other rare earth alloy spheroidizing agents are put at the bottom of a foundry ladle, and then spheroidizing is carried out by adopting a molten iron pouring method, so that the consumption is high, and the controllability is low; the second type is a wire feeding spheroidizing device, which wraps the magnesium alloy spheroidizing agent into a wire shape and adds the wire into molten iron by using the wire feeding device, and has high consumption, low molten iron purity and low desulfurization degree; the third type is a ladle furnace spheroidizing device, wherein a magnesium ingot or a magnesium alloy spheroidizing agent is added to the bottom of a ladle, and then the ladle is turned over by using a turning device to contact molten iron with the spheroidizing agent, so that the device is complex to operate and high in risk coefficient; the fourth type is a magnesium-spraying spheroidizing device, which uses gas as a carrier and sprays passivated magnesium particles into molten iron by using a spraying device, and the spheroidizing device has the advantages of quick reduction of the temperature of the molten iron, low magnesium absorption rate and high equipment failure rate.
Disclosure of Invention
The utility model aims at providing a device of method of impressing balling molten iron aims at solving the current balling molten iron of molten iron balling processing apparatus balling molten iron temperature drop fast, and the magnesium absorption rate is low, the high problem of equipment fault rate.
In order to achieve the purpose, the utility model provides a device for spheroidizing molten iron by an indentation method, which is used for spheroidizing casting and comprises a dipping rod component, a lifting mechanism and a rotating mechanism, the dipping rod component comprises a core rod, a dipping cage fixedly connected with the lower end of the core rod and a sleeve fixedly connected with the upper end of the core rod, the sleeve is detachably connected with a spheroidizing ladle cover, the lower end of the soaking cage is provided with an opening to form an accommodating space for placing a spheroidizing agent, the surfaces of the core rod and the soaking cage are both coated with refractory layers, the refractory layers on the surface of the soaking cage are provided with a plurality of exhaust holes which penetrate through the soaking cage, the dipping rod assembly is fixedly connected with the lifting mechanism, the lifting mechanism is lifted to drive the dipping rod assembly to automatically lift, the lifting mechanism is fixed on the rotating mechanism, and the rotating mechanism rotates to drive the dipping rod assembly and the lifting mechanism to rotate to a plurality of spheroidizing stations.
Preferably, elevating system includes vertical mounting panel, installs the pivot on vertical mounting panel and with the lift driving motor of pivot drive connection, installs drive sprocket in the pivot, drive sprocket below sets up driven sprocket on the vertical mounting panel, drive sprocket passes through the chain and connects driven sprocket, connects through the fixed block on the chain dip the pole subassembly.
Preferably, rotary mechanism includes rotatory gear wheel, the rotatory pinion with gear wheel meshing, with the leading wheel of rotatory gear wheel butt and with the rotatory driving motor that the pinion drive is connected, rotatory gear wheel up end is equipped with the mounting bracket, installs on the mounting bracket elevating system.
Preferably, the dust removal device comprises a cover arranged on the dust cover and a bag-type dust collector communicated with the dust cover, and the dust removal device is covered above the dipping rod assembly, the lifting mechanism and the rotating mechanism.
Preferably, the device further comprises a PLC control room, wherein a controller is installed in the PLC control room, and the controller is electrically connected with the rotating mechanism and the lifting mechanism so as to control the rotating angle of the rotating mechanism and the lifting position of the lifting mechanism.
The utility model provides an among the technical scheme, through the device of method balling molten iron of impressing, including soaking pole subassembly, elevating system and rotary mechanism, soak the pole subassembly and include the core bar, fixed connection soak the cage in the core bar lower extreme and the sleeve of fixed connection in the core bar upper end, can dismantle on the sleeve and be connected with the balling be built by contract, soak cage lower extreme opening in order to form the accommodation space that is used for placing the nodulizer, the surface of core bar and soaking cage all cladding has the flame retardant coating, it has seted up the multiple exhaust holes that run through the soaking cage on the flame retardant coating on cage surface to soak, soak the pole subassembly whole fixed connection in elevating system; the dipping rod assembly is driven by the lifting mechanism to directly press nodulizer placed in the accommodating space into a ladle, molten iron enters from the bottom of the dipping cage to contact and react with the nodulizer, the nodulizer is vaporized into steam and absorbed by the molten iron, so that nodulizing is carried out, meanwhile, a small amount of nodulizer steam is discharged from the exhaust hole, the nodulizer steam discharged from the exhaust hole also plays a role in stirring the molten iron, the molten iron nodulizing treatment is uniform, the nodulizing quality of the molten iron is improved, the lifting mechanism is lifted to drive the dipping rod assembly to automatically lift, the lifting mechanism is integrally fixed on the rotating mechanism, the rotating mechanism rotates to drive the dipping rod assembly and the lifting mechanism to rotate to a plurality of nodulizing stations, automatic operation control is realized, the nodulizing speed is high, and the efficiency is high.
The utility model discloses a device of method of impressing balling molten iron has following advantage:
(1) the device has the advantages of simple structure, more convenient and safer operation and simpler use;
(2) the device has low failure rate, low danger coefficient and high safety;
(3) the device balling speed is fast, efficient, can realize automatic operation control, long service life, and use cost is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view illustrating an embodiment of an apparatus for spheroidizing molten iron by press-in method according to the present invention;
FIG. 2 is a schematic view of the dip rod assembly of FIG. 1;
fig. 3 is a top view of the rotating bull gear, the rotating pinion gear and the guide wheel of the rotating mechanism of fig. 1.
The reference numbers illustrate: 1-dipping rod component, 11-core rod, 12-dipping cage, 13-sleeve, 14-spheroidizing ladle cover, 15-containing space, 16-fire-resistant layer, 17-exhaust hole, 2-lifting mechanism, 21-vertical mounting plate, 22-rotating shaft, 23-lifting driving motor, 24-driving chain wheel, 25-driven chain wheel, 26-chain, 27-fixing block, 3-rotating mechanism, 31-rotating big gear, 32-rotating small gear, 33-rotating driving motor, 34-guide wheel, 35-mounting frame, 4-dust removing device, 41-dust cover, 42-bag dust remover, 5-PLC control room, 51-controller and 6-ladle.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The utility model provides a device of method of impressing balling molten iron for cast balling, figure 1 to figure 3 are the utility model provides an embodiment of a device of method of impressing balling molten iron.
Referring to fig. 1, the apparatus for spheroidizing molten iron by pressing in method for spheroidizing cast iron comprises a dipping rod assembly 1, a lifting mechanism 2 and a rotating mechanism 3, the dipping rod assembly 1 comprises a core rod 11, a dipping cage 12 fixedly connected with the lower end of the core rod 11 and a sleeve 13 fixedly connected with the upper end of the core rod 11, a spheroidizing ladle cover 14 is detachably connected on the sleeve 13, the lower end of the dipping cage 12 is opened to form a containing space 15 for placing a spheroidizing agent, the surfaces of the core rod 11 and the soaking cage 12 are both coated with a refractory layer 16, the refractory layer 16 on the surface of the soaking cage 12 is provided with a plurality of exhaust holes 17 penetrating through the soaking cage 12, the dip rod assembly 1 is fixedly connected with the lifting mechanism 2, the lifting mechanism 2 is lifted to drive the dip rod assembly 1 to automatically lift, the lifting mechanism 2 is fixed on the rotating mechanism 3, and the rotating mechanism 3 rotates to drive the dipping rod assembly 1 and the lifting mechanism 2 to rotate to a plurality of spheroidizing stations.
The utility model provides an among the technical scheme, through the device of method balling molten iron of impressing, including soaking pole subassembly 1, elevating system 2 and rotary mechanism 3, soak pole subassembly 1 and include core bar 11, fixed connection soak cage 12 and the sleeve 13 of fixed connection in the core bar 11 upper end in core bar 11 lower extreme, can dismantle on the sleeve 13 and be connected with balling be built by contract 14, soak 12 lower extreme openings of cage in order to form the accommodation space 15 that is used for placing the nodulizer, the surface of core bar 11 and soaking cage 12 all wraps the flame retardant coating 16, it runs through a plurality of exhaust holes 17 of soaking cage 12 to set up on the flame retardant coating 16 on 12 surfaces of soaking cage, soak pole subassembly 1 whole fixed connection in elevating system 2; the dipping rod assembly 1 is driven by the lifting mechanism 2 to directly press the nodulizer placed in the accommodating space 15 into the foundry ladle 6 or leave the foundry ladle 6, molten iron enters the dipping cage 12 from the plurality of exhaust holes 17 to contact and react with the nodulizer, the nodulizer is vaporized into steam and is absorbed by the molten iron, so that nodulizing treatment is carried out, meanwhile, the vapor of the nodulizer exhausted from the exhaust holes 17 also plays a role in stirring the molten iron, the molten iron nodulizing treatment is uniform, the nodulizing quality of the molten iron is improved, the lifting mechanism 2 is lifted to drive the dipping rod assembly 1 to automatically lift, the lifting mechanism 2 is integrally fixed on the rotating mechanism 3, the rotating mechanism 3 rotates to drive the dipping rod assembly 1 and the lifting mechanism 2 to rotate to a plurality of nodulizing stations, automatic operation control is realized, the nodulizing speed is high, and the efficiency is high.
In this embodiment, referring to fig. 1 and 2, the lifting mechanism 2 includes a vertical mounting plate 21, a rotating shaft 22 mounted on the vertical mounting plate 21, and a lifting driving motor 23 drivingly connected to the rotating shaft 22, a driving sprocket 24 is mounted on the rotating shaft 22, a driven sprocket 25 is disposed below the driving sprocket 24 on the vertical mounting plate 21, the driving sprocket 24 is connected to the driven sprocket 25 through a chain 26, the chain 26 is connected to the dip rod assembly 1 through a fixing block 27, and the lifting driving motor 23 drives the driving sprocket 24 to rotate so as to drive the fixing block 27 fixed to the chain 26 to ascend and descend, so that the dip rod assembly 1 descends into the ladle 6 or ascends and leaves the ladle 6.
In this embodiment, please refer to fig. 3, the rotating mechanism 3 includes a rotating gearwheel 31, a rotating pinion 32 engaged with the gearwheel, a guide wheel 34 abutted to the rotating gearwheel 31, and a rotating driving motor 33 drivingly connected to the rotating pinion 32, an installation frame 35 is disposed on an upper end surface of the rotating gearwheel 31, the lifting mechanism 2 is installed on the installation frame 35, and the rotating driving motor 33 drives the rotating pinion 32 to rotate so as to drive the rotating gearwheel 31 to rotate, thereby driving the dipping rod assembly 1 and the lifting mechanism 2 to rotate to a plurality of spheroidizing stations.
In this embodiment, referring to fig. 1, the apparatus for spheroidizing molten iron by press-in method further includes a dust removing device 4, the dust removing device 4 includes a dust cover 41 covered thereon and a bag-type dust remover 42 connected to the dust cover 41 in a penetrating manner, and the dust removing device 4 is covered on the upper side of the dipping rod assembly 1, the lifting mechanism 2 and the rotating mechanism 3.
The bag-type dust collector mainly comprises four systems, namely a dust cleaning system, a control system, an inspection system and a safety protection system (comprising a boiler ignition oil feeding system, a pre-dust-coating system for feeding oil during low-load operation and stable combustion and a protection filter bag, wherein when the smoke temperature exceeds a set value, an emergency water spraying system is started to reduce the smoke temperature and protect the filter bag, the dust cleaning system is a digestive organ of a bag-type dust collector, and the operation effect of the bag-type dust collector depends on the dust cleaning mechanism and the control system thereof to a great extent.
The internal structure of the bag-type dust collector mainly comprises an upper box body, a middle box body, a lower box body (ash bucket), an ash cleaning system, an ash discharging mechanism and the like.
The working principle of the bag-type dust collector is as follows: the bag-type dust collector mainly utilizes filter materials (fabrics or felts) to filter dust-containing gas so as to achieve the purpose of dust removal. The filtering process is divided into 2 stages, firstly, the dust-containing gas passes through a clean filter material, and at the moment, the filtering effect is mainly the retention of filter material fibers. Secondly, when the retained dust is increased continuously, a part of the dust is embedded into the filter material, and a part of the dust covers the surface of the filter material to form a dust layer, and at the moment, the dust layer is mainly used for filtering dust-containing gas. After the dust-containing gas enters the dust collector, the air velocity is reduced, larger particles in the smoke dust are directly precipitated to the dust hopper, the rest dust particles pass through the filter bag from outside to inside for filtration, the clean smoke is discharged from the inner side of the filter bag, and the fly ash is blocked at the outer side of the filter bag. The pressure difference between the inner side and the outer side of the dust removal filter bag is gradually increased along with the continuous accumulation of the accumulated dust, when the pressure difference reaches a set value, the pulse valve diaphragm is automatically opened, pulse air is sprayed into the filter bag through the nozzle, and the filter bag expands, so that the dust attached to the filter bag falls off, and the dust removal effect is achieved.
In this embodiment, referring to fig. 1, the apparatus for spheroidizing molten iron by press-in method further includes a PLC control chamber 5, a controller 51 is installed in the PLC control chamber 5, the controller 51 is electrically connected to the rotating mechanism and the lifting mechanism, the rotating mechanism and the lifting mechanism are provided with an encoder and a code disc, and the rotating mechanism and the lifting mechanism are controlled by software setting of the controller 51 to control the rotating angle of the rotating mechanism and the lifting position of the lifting mechanism.
The working principle of the device for spheroidizing the molten iron by the pressing-in method is as follows: the dipping rod assembly is driven by the lifting mechanism to quickly press the nodulizer placed in the accommodating space into a ladle of a nodulizing station, molten iron enters from the bottom of the dipping cage, contacts and reacts with the nodulizer, the nodulizer is vaporized into steam which is absorbed by the molten iron, and the nodulizer steam is discharged from the exhaust hole so as to perform nodulizing treatment, and meanwhile, a small amount of nodulizer steam is discharged from the exhaust hole; after the spheroidization is finished, the lifting mechanism drives the dipping rod assembly to lift the ladle away from the spheroidization station, the rotating mechanism drives the dipping rod assembly and the lifting mechanism to rotate to another spheroidization station, the dipping rod assembly rapidly presses a spheroidizing agent placed in the accommodating space into the ladle at the spheroidization station under the driving of the lifting mechanism, molten iron enters from the bottom of the dipping cage, contacts and reacts with the spheroidizing agent, the spheroidizing agent is vaporized into steam which is absorbed by the molten iron, and the spheroidizing agent steam is discharged from the exhaust hole so as to carry out the spheroidization, and meanwhile, a small amount of spheroidizing agent steam is discharged from the exhaust hole; after the spheroidization is finished, the lifting mechanism drives the dip rod assembly to lift the ladle away from the spheroidization station, and the rotating mechanism drives the dip rod assembly and the lifting mechanism to rotate to another spheroidization station; repeating the steps, and realizing the spheroidization of a plurality of spheroidization stations.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (5)
1. The utility model provides an apparatus of method balling molten iron that impresses for cast balling is used for, its characterized in that: including soaking pole subassembly, elevating system and rotary mechanism, soak the pole subassembly and include that core bar, fixed connection soak the cage in the core bar lower extreme and fixed connection the sleeve in the core bar upper end, can dismantle on the sleeve and be connected with the balling be built by contract, soak cage lower extreme opening in order to form the accommodation space that is used for placing the nodulizer, the core bar and the surface of soaking the cage all cladding have the flame retardant coating, soak and set up on the flame retardant coating on cage surface and run through a plurality of exhaust holes that soak the cage, soak pole subassembly fixed connection in elevating system, elevating system goes up and down in order to drive soak pole subassembly automatic rising, elevating system is fixed in rotary mechanism, rotary mechanism is rotatory in order to drive soak pole subassembly and elevating system and rotate to a plurality of balli.
2. The apparatus for spheroidizing molten iron by press-in method according to claim 1, wherein: the lifting mechanism comprises a vertical mounting plate, a rotating shaft mounted on the vertical mounting plate and a lifting driving motor connected with the rotating shaft in a driving mode, a driving chain wheel is mounted on the rotating shaft, a driven chain wheel is arranged on the vertical mounting plate and below the driving chain wheel, the driving chain wheel is connected with the driven chain wheel through a chain, and the chain is connected with the dip rod assembly through a fixing block.
3. The apparatus for spheroidizing molten iron by press-in method according to claim 1, wherein: rotary mechanism includes rotatory gear wheel, with gear wheel mesh's rotatory pinion, with the leading wheel of rotatory gear wheel butt and with the rotatory driving motor that the rotatory pinion drive is connected, rotatory gear wheel up end is equipped with the mounting bracket, elevating system install in on the mounting bracket.
4. The apparatus for spheroidizing molten iron by press-in method according to claim 1, wherein: still include dust collector, dust collector locates the dust cover including the cover to and the sack cleaner of dust cover through connection, dust collector cover is located dip rod subassembly, elevating system and rotary mechanism's top.
5. The apparatus for spheroidizing molten iron by press-in method according to claim 1, wherein: the automatic lifting device is characterized by further comprising a PLC control room, wherein a controller is installed in the PLC control room, and the controller is electrically connected with the rotating mechanism and the lifting mechanism so as to control the rotating angle of the rotating mechanism and the lifting position of the lifting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921532711.8U CN210620858U (en) | 2019-09-16 | 2019-09-16 | Device for spheroidizing molten iron by pressing-in method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921532711.8U CN210620858U (en) | 2019-09-16 | 2019-09-16 | Device for spheroidizing molten iron by pressing-in method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210620858U true CN210620858U (en) | 2020-05-26 |
Family
ID=70761326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921532711.8U Expired - Fee Related CN210620858U (en) | 2019-09-16 | 2019-09-16 | Device for spheroidizing molten iron by pressing-in method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210620858U (en) |
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2019
- 2019-09-16 CN CN201921532711.8U patent/CN210620858U/en not_active Expired - Fee Related
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Granted publication date: 20200526 |