CN110438283A - A kind of leaching bar assembly of plunging spheroidization molten iron - Google Patents
A kind of leaching bar assembly of plunging spheroidization molten iron Download PDFInfo
- Publication number
- CN110438283A CN110438283A CN201910872127.5A CN201910872127A CN110438283A CN 110438283 A CN110438283 A CN 110438283A CN 201910872127 A CN201910872127 A CN 201910872127A CN 110438283 A CN110438283 A CN 110438283A
- Authority
- CN
- China
- Prior art keywords
- leaching
- molten iron
- cage
- plunging
- nodulizer
- Prior art date
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 238000002386 leaching Methods 0.000 title claims abstract description 57
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 40
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 239000003063 flame retardant Substances 0.000 claims abstract description 16
- 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 15
- 238000002791 soaking Methods 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000003756 stirring Methods 0.000 abstract description 3
- -1 core bar Chemical compound 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/10—Making spheroidal graphite cast-iron
- C21C1/105—Nodularising additive agents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/08—Making cast-iron alloys
- C22C33/10—Making cast-iron alloys including procedures for adding magnesium
Abstract
The present invention discloses a kind of leaching bar assembly of plunging spheroidization molten iron, including core bar, the leaching cage for being fixedly connected on core bar lower end and the sleeve for being fixedly connected on core bar upper end, the leaching cage lower ending opening is to form the accommodating space to place nodulizer, the surface of the core bar and leaching cage is coated with flame retardant coating, offers multiple gas vents through leaching cage on the flame retardant coating on the leaching cage surface；In technical solution provided by the invention, nodulizer is pressed directly into molten iron under outer power drive by soaking bar assembly, molten iron enters in leaching cage from multiple gas vents to be contacted with nodulizer and react carry out spheroidising, meanwhile the nodulizer steam being discharged from gas vent also acts as the stirring action to molten iron, and liquid iron balling processing can be made uniform, improve the spheroidizing quality of molten iron, the structure is simple, and it is convenient to dismount, and operates safer, using simpler, without clogging, long service life, use cost is low.
Description
Technical field
The present invention relates to metallurgy, the technical field of casting industry liquid iron balling processing, in particular to a kind of plunging nodularizations
The leaching bar assembly of molten iron.
Background technique
Spheroidising be a kind of technique of globular graphite is obtained by processing cast iron liquid, thus obtain mechanical performance compared with
Good spheroidal graphite cast-iron.Currently, liquid iron balling processing in using leaching bar process be spray magnesium processes, this method be with gas for carry
Passivation magnesium granules are blown into molten iron by body, and Chinese patent Authorization Notice No. CN201459176 U discloses a kind of nodularization
The bar core inner of podwer gun, used leaching bar is equipped with discharge tube for being blown powder, can according to the size of spheroidising amount,
Different amounts of nodulizer, but this method molten iron temperature are sprayed into nodularization packet at the appointed time by adjusting jetting pressure realization
Degree decline is fast, and magnesium absorption rate is low, and discharge tube is easy blocking, and equipment failure rate is high, and service life is short, high production cost.
Summary of the invention
The purpose of the present invention is to propose to a kind of leaching bar assemblies of plunging spheroidization molten iron, it is intended to solve existing liquid iron balling
The problem of discharge tube of processing unit is easy blocking, and equipment failure rate is high, and service life is short, high production cost.
To achieve the above object, the present invention proposes a kind of leaching bar assembly of plunging spheroidization molten iron, the nodularization for casting
Processing, it is characterised in that: including core bar, the leaching cage for being fixedly connected on core bar lower end and the set for being fixedly connected on core bar upper end
Cylinder, to form the accommodating space to place nodulizer, the core bar and the surface for soaking cage coat the leaching cage lower ending opening
There is flame retardant coating, offers multiple gas vents through leaching cage on the flame retardant coating on the leaching cage surface.
Preferably, the multiple gas vent is circular hole or waist-shaped hole, and is uniformly distributed along the surface of the flame retardant coating.
Preferably, the nodulizer by steel wire bondage or is hung on the accommodating space.
Preferably, also there is nodularization backpack cover, the nodularization backpack cover is detachably connected with the sleeve.
Preferably, the lower surface of the nodularization backpack cover is downwardly convex is equipped with connecting rod, and the side of connecting rod is through offering the
One mounting hole, through the second mounting hole is offered on the side wall of the sleeve, the sleeve and connecting rod pass through the first mounting hole
It is connected in the second mounting hole through insertion bolt.
Preferably, described bolt one end is equipped with pin handle, and the other end is equipped with lockhole, and lock pin can be plugged in lockhole to insert described
Lock is fixed.
In technical solution provided by the invention, the leaching bar assembly by the plunging spheroidization molten iron includes core bar, fixation
The leaching cage for being connected to core bar lower end and the sleeve for being fixedly connected on core bar upper end, the leaching cage lower ending opening with formed to
The accommodating space of nodulizer is placed, the core bar and the surface for soaking cage are coated with flame retardant coating, the flame retardant coating on the leaching cage surface
On offer through leaching cage multiple gas vents.The leaching bar assembly will be placed in the accommodating space under outer power drive
Nodulizer be pressed directly into ladle, molten iron enters from the leaching cage bottom portion with nodulizer contact and reacts, and nodulizer vaporizes
It is absorbed for steam by molten iron, so that spheroidising is carried out, meanwhile, a small amount of nodulizer steam is discharged from gas vent, from gas vent
The nodulizer steam of middle discharge also acts as the stirring action to molten iron, can make liquid iron balling processing uniformly, improve the nodularization of molten iron
Quality.
The leaching bar assembly of plunging spheroidization molten iron of the invention has the advantage that
(1) by the way that the nodulizer being placed in the accommodating space to be pressed directly into molten iron, nodularization speed is fast, and nodularization process is steady
Fixed, nodulizer utilizes sufficiently, and can control nodulizer dosage size according to the aequum of nodulizer, advantageously reduce and be produced into
This；
(2) structure is simple, and it is convenient to dismount, and operation is safer, and use is simpler；
(3) structure is without clogging, long service life, and use cost is low.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is a kind of schematic diagram of an embodiment of the leaching bar assembly of plunging spheroidization molten iron proposed by the present invention；
Fig. 2 is the schematic diagram that gas vent is circular hole in Fig. 1；
Fig. 3 is the schematic diagram that gas vent is waist-shaped hole in Fig. 1.
Drawing reference numeral explanation: 1- core bar, 2- soak cage, 3- sleeve, 4- nodulizer, 5- accommodating space, 6- flame retardant coating, 7- exhaust
Hole, 71- circular hole, 72- waist-shaped hole, 8- steel wire, 9- nodularization backpack cover, 10- connecting rod, 11- bolt, 12- pin handle, 13- lock pin.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature.
The present invention proposes a kind of leaching bar assembly of plunging spheroidization molten iron, and for the spheroidising of casting, Fig. 1 to Fig. 3 is
A kind of one embodiment of the leaching bar assembly of plunging spheroidization molten iron proposed by the present invention.
Referring to Fig. 1, the leaching bar assembly of the plunging spheroidization molten iron includes core bar 1, is fixedly connected on 1 lower end of core bar
Leaching cage 2 and the sleeve 3 for being fixedly connected on 1 upper end of core bar, leaching 2 lower ending opening of cage is to form to place nodulizer 4
The surface of accommodating space 5, the core bar 1 and leaching cage 2 is coated with flame retardant coating 6, opens up on the flame retardant coating 6 on leaching 2 surface of cage
There are multiple gas vents 7 through leaching cage 2.
In technical solution provided by the invention, the leaching bar assembly by the plunging spheroidization molten iron includes core bar 1, fixes
The leaching cage 2 for being connected to 1 lower end of core bar and the sleeve 3 for being fixedly connected on 1 upper end of core bar, 2 lower ending opening of leaching cage is to form
To place the accommodating space 5 of nodulizer 4, the core bar 1 and the surface for soaking cage 2 are coated with flame retardant coating 6,2 table of leaching cage
Multiple gas vents 7 through leaching cage 2 are offered on the flame retardant coating 6 in face.The leaching bar assembly is under outer power drive, by being placed in
The nodulizer 4 stated in accommodating space 5 is pressed directly into ladle, and molten iron enters in leaching cage 2 from the multiple gas vent 7 and nodularization
Agent 4 is contacted and is reacted, and nodulizer 4 is vaporizated into steam and is absorbed by molten iron, and nodulizer steam is discharged from gas vent 7, to carry out
Spheroidising, meanwhile, the nodulizer steam being discharged from gas vent 7 also acts as the stirring action to molten iron, can make liquid iron balling
Processing uniformly, improves the spheroidizing quality of molten iron.
2 shape of leaching cage can there are many settings, and in the present embodiment, the leaching cage 2 is hollow column structure, and institute
The intracavity diameter for stating leaching cage 2 is 100 ~ 400mm.
In the present embodiment, Fig. 2 and Fig. 3 are please referred to, the multiple gas vent 7 is circular hole 71 or waist-shaped hole 72, and along institute
The surface for stating flame retardant coating 6 is uniformly distributed.Specifically, the gas vent 7 can be set to circular hole 71, and along the axis of the leaching cage 2
To 1 ~ 4 row of setting, every row is uniformly distributed circumferentially 2 ~ 8, and the gas vent 7 of adjacent two rows misplaces and arranges；The gas vent 7
It can be set to waist-shaped hole 72, and be uniformly distributed 2 ~ 8 along the axial direction of the leaching cage 2.So set, convenient for according to spheroidising
Need to control nodularization speed.
In the present embodiment, referring to Fig. 1, the nodulizer 4 is by 8 bondage of steel wire or is hung on the accommodating space 5.
So set, being suitable for the placement of the nodulizer 4 of plurality of specifications shape, the nodulizer 4 can all be placed in the accommodating
It in space 5, can also be revealed in outside the accommodating space 5, so that the placement operation of nodulizer 4 is more flexible, using more convenient.
It in the present embodiment, please refers to Fig.1 to Fig.3, also there is nodularization backpack cover 9, the nodularization backpack cover 9 can with the sleeve 3
Dismantling connection.The nodularization backpack cover 9 can prevent 4 steam of nodulizer excessive and keep the temperature, and nodularization backpack cover 9 and the sleeve 3 can
Dismantling connection, convenient for soaking the installation, removal and replacement of bar assembly.
It in the present embodiment, please refers to Fig.1 to Fig.3, the lower surface of the nodularization backpack cover 9 is downwardly convex to be equipped with connecting rod 10, even
The side of extension bar 10 is run through on the side wall of the sleeve 3 through the first mounting hole is offered and offers the second mounting hole, the set
Cylinder 3 and connecting rod 10 in the first mounting hole and the second mounting hole through insertion bolt 11 by connecting.
It in the present embodiment, please refers to Fig.1 to Fig.3, described 11 one end of bolt is equipped with pin handle 12, and the other end is equipped with lockhole, lock
Kong Zhongke plugs lock pin 13 to lock the bolt 11.Specifically, the lock pin 13 can be made of steel wire 8.
In the present embodiment, the flame retardant coating 6 is with the composite material as main component such as silica, silicate, quartz
Founding forms, and has good refractoriness, acid-resisting, alkali resistance, hydration resistance and inoxidizability.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (6)
1. a kind of leaching bar assembly of plunging spheroidization molten iron, the spheroidising for casting, it is characterised in that: including core bar, admittedly
Surely the leaching cage for being connected to core bar lower end and the sleeve for being fixedly connected on core bar upper end, the leaching cage lower ending opening is to form use
To place the accommodating space of nodulizer, the core bar and the surface for soaking cage are coated with flame retardant coating, the fire resisting on the leaching cage surface
Multiple gas vents through leaching cage are offered on layer.
2. a kind of leaching bar assembly of plunging spheroidization molten iron according to claim 1, it is characterised in that: the multiple exhaust
Hole is circular hole or waist-shaped hole, and is uniformly distributed along the surface of the flame retardant coating.
3. a kind of leaching bar assembly of plunging spheroidization molten iron according to claim 1, it is characterised in that: the nodulizer is logical
It crosses steel wire bondage or is hung on the accommodating space.
4. a kind of leaching bar assembly of plunging spheroidization molten iron according to claim 1, it is characterised in that: also have nodularization packet
Lid, the nodularization backpack cover are detachably connected with the sleeve.
5. a kind of leaching bar assembly of plunging spheroidization molten iron according to claim 4, it is characterised in that: the nodularization backpack cover
Lower surface it is downwardly convex be equipped with connecting rod, the side of connecting rod is passed through on the side wall of the sleeve through the first mounting hole is offered
It wears and offers the second mounting hole, the sleeve and connecting rod in the first mounting hole and the second mounting hole through insertion bolt by connecting
It connects.
6. a kind of leaching bar assembly of plunging spheroidization molten iron according to claim 5, it is characterised in that: described bolt one end
Equipped with pin handle, the other end is equipped with lockhole, and lock pin can be plugged in lockhole with by the latch locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910872127.5A CN110438283A (en) | 2019-09-16 | 2019-09-16 | A kind of leaching bar assembly of plunging spheroidization molten iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910872127.5A CN110438283A (en) | 2019-09-16 | 2019-09-16 | A kind of leaching bar assembly of plunging spheroidization molten iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110438283A true CN110438283A (en) | 2019-11-12 |
Family
ID=68440225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910872127.5A Pending CN110438283A (en) | 2019-09-16 | 2019-09-16 | A kind of leaching bar assembly of plunging spheroidization molten iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110438283A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453139A (en) * | 2019-09-16 | 2019-11-15 | 黄石新兴管业有限公司 | A kind of leaching bar assembly, device and the process of plunging spheroidization molten iron |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06285612A (en) * | 1993-04-02 | 1994-10-11 | Ochi Chuzosho:Kk | Method and apparatus for producing spheroidal graphite cast iron |
| CN101509084A (en) * | 2009-03-25 | 2009-08-19 | 刘年路 | Method for producing nodulizing agent |
| WO2012106837A1 (en) * | 2010-10-25 | 2012-08-16 | 天津市万路科技有限公司 | Smokeless spheroidization processing method |
| CN202555783U (en) * | 2012-05-07 | 2012-11-28 | 龙南龙钇重稀土科技股份有限公司 | Casting nodulizer adding device |
| CN210620859U (en) * | 2019-09-16 | 2020-05-26 | 黄石新兴管业有限公司 | Dipping rod assembly for spheroidizing molten iron by press-in method |
-
2019
- 2019-09-16 CN CN201910872127.5A patent/CN110438283A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06285612A (en) * | 1993-04-02 | 1994-10-11 | Ochi Chuzosho:Kk | Method and apparatus for producing spheroidal graphite cast iron |
| CN101509084A (en) * | 2009-03-25 | 2009-08-19 | 刘年路 | Method for producing nodulizing agent |
| WO2012106837A1 (en) * | 2010-10-25 | 2012-08-16 | 天津市万路科技有限公司 | Smokeless spheroidization processing method |
| CN202555783U (en) * | 2012-05-07 | 2012-11-28 | 龙南龙钇重稀土科技股份有限公司 | Casting nodulizer adding device |
| CN210620859U (en) * | 2019-09-16 | 2020-05-26 | 黄石新兴管业有限公司 | Dipping rod assembly for spheroidizing molten iron by press-in method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453139A (en) * | 2019-09-16 | 2019-11-15 | 黄石新兴管业有限公司 | A kind of leaching bar assembly, device and the process of plunging spheroidization molten iron |
| CN110453139B (en) * | 2019-09-16 | 2021-11-30 | 黄石新兴管业有限公司 | Device and process method for spheroidizing molten iron by pressing-in method |
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