CN204276838U - Steel ingot casting device - Google Patents
Steel ingot casting device Download PDFInfo
- Publication number
- CN204276838U CN204276838U CN201420739752.5U CN201420739752U CN204276838U CN 204276838 U CN204276838 U CN 204276838U CN 201420739752 U CN201420739752 U CN 201420739752U CN 204276838 U CN204276838 U CN 204276838U
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- China
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- steel ingot
- steel
- tap hole
- ingot casting
- splitter box
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Abstract
The utility model relates to a kind of steel ingot casting device, in particular to a kind of produce for steel ingot time molten steel condensation process in steel ingot casting device, comprise Steel pipe mould, current divider is installed in Steel pipe mould upper end, Steel pipe mould lower end arranges vibrator, vibrator comprises base plate, oscillating plate and vibrating body, vibrating body is arranged on bottom oscillating plate, oscillating plate is connected with base plate by column, thermal insulation layer is fixed with above oscillating plate, thermal insulation layer comprises the framework of rigidity and is arranged on and fills out chamber in framework, fills out in chamber and loads heat-insulating heat-preserving material.The utility model is by arranging vibrator, the vibration force that vibrator produces makes molten steel be disturbed in condensation process, the molten steel that the molten steel that its edge temperature is lower is high with central temperature mixes mutually, reduce or eliminate the temperature difference, make internal and external temperature consistent, guarantee crystallization process is even, thus greatly improves the shrinkage cavity phenomenon in steel ingot, improves steel ingot total quality.
Description
Technical field
The utility model relates to a kind of steel ingot casting device, particularly a kind of steel ingot casting device when producing for steel ingot in molten steel condensation process.
Background technology
Steel billet is the product that molten steel obtains after casting condensation, and first the molten steel that converter is smelt flows into current divider by crucible, then flows in Steel pipe mould through current divider, is then condensed into solid-state gradually by liquid state, finally forms steel ingot.Steel pipe mould is integrally provided in vacuum melting furnace, avoids oxidation during melting.In existing production technology, namely molten steel enters inactive state after entering Steel pipe mould, then be condensed into solid-state gradually, due to Steel pipe mould heat absorption, the molten steel near metal die surface drops to setting temperature soon and is frozen into one deck skin, inner molten steel Layer by layer solidification, liquid level declines, there is space in inside, finally in steel ingot, forms shrinkage cavity, affects steel ingot total quality.
Existing current divider is 24 holes, support the use with 24 Steel pipe mould bodies, the device body of grooved molten steel current divider has a rectangular centre groove, 24 tap holes are evenly arranged in this central channel, the periphery of central channel is frame, molten steel pours rear shunting into by O point, because central channel is a large plane, molten steel pour into after random flowing in this plane, cause the molten steel of inflow in every root Steel pipe mould body uneven, cause Steel pipe mould intrinsic surface of steel ingot stammerer serious, have a strong impact on the apparent mass of steel ingot.
Utility model content
According to above the deficiencies in the prior art, technical problem to be solved in the utility model is: provide a kind of steel ingot casting device, improves steel ingot total quality.
Steel ingot casting device described in the utility model, comprises Steel pipe mould, and current divider is installed in Steel pipe mould upper end, and Steel pipe mould lower end arranges vibrator.
By arranging vibrator below Steel pipe mould, the vibration force that vibrator produces makes molten steel be disturbed in condensation process, the molten steel that the molten steel that its edge temperature is lower is high with central temperature mixes mutually, reduce or eliminate the temperature difference, make internal and external temperature consistent, guarantee crystallization process is even, thus greatly improves the shrinkage cavity phenomenon in steel ingot, improves steel ingot total quality.
Described vibrator comprises base plate, oscillating plate and vibrating body, vibrating body is arranged on bottom oscillating plate, and oscillating plate is connected with base plate by column, is fixed with thermal insulation layer above oscillating plate, thermal insulation layer comprises the framework of rigidity and is arranged on and fills out chamber in framework, fills out in chamber and loads heat-insulating heat-preserving material.Steel pipe mould is placed on the top of thermal insulation layer, by vibrating body to oscillating plate exciting, by thermal insulation layer, exciting force is passed in Steel pipe mould, the heat-insulating heat-preserving material loaded plays insulation effect to Steel pipe mould, avoid heat to be passed on vibrating body through oscillating plate simultaneously, ensure the normal operation of vibrating body.
Described thermal insulation layer comprises riser, dividing plate, and riser forms framework along thermal insulation layer periphery, and dividing plate is arranged in framework, and thermal insulation layer is separated into multiple circle or polygon fills out chamber.
Described dividing plate comprises diaphragm plate, midfeather, and diaphragm plate and midfeather laterally and be longitudinally arranged in framework, are separated out and multiplely squarely fill out chamber.Dividing plate upper surface flushes with riser upper surface, and upper end surface, in same plane, makes Steel pipe mould reliably be placed on thermal insulation layer.
Described column comprises column body, lower prop and chuck, chuck is arranged on column body, lower prop junction, column body is fixed on oscillating plate, lower prop is installed in through hole corresponding to base plate, lower prop periphery cover has spring, spring upper end is stuck in chuck, and its lower end is stuck on the boss of bottom hole periphery.During vibration, lower prop moves reciprocatingly up and down in through hole, by arranging spring, reduces vibrating noise.
Be provided with water flowing chamber in described oscillating plate, its two ends arrange water inlet, discharge outlet, by cooling water logical on oscillating plate, the further transmission of isolated heat, and protection vibrating body.
Current divider comprises device body, device body is provided with groove, 24 tap holes are provided with in groove, tap hole is set up tap hole row along device body width direction cloth, middle tap hole is arranged, lower tap hole arranges three rows, often arrange tap hole and arrange 8 along device body length direction, groove by pouring groove into, sow (channel), the first splitter box, the second splitter box form, pouring groove into is arranged in the middle part of device body, and communicate with sow (channel) one end, the sow (channel) other end and the first splitter box, the second splitter box intercommunication, the first splitter box, the second splitter box are symmetricly set on sow (channel) both sides.Pour groove pouring into for molten steel into, molten steel enters sow (channel) by pouring groove into, the first splitter box, the second splitter box is evenly divided into again by sow (channel), thus, molten steel is divided into two-way and does well-regulated flowing, and molten steel is progressively flowed in every root Steel pipe mould by tap hole, makes the molten steel in Steel pipe mould even, thus avoid the stammerer phenomenon of surface of steel ingot, improve Ingot Surface Quality.
The first described splitter box along molten steel flow direction successively through upper tap hole arrange by middle part to four tap holes of outer end, left side, middle tap hole arrange by outer end, left side to three tap holes at middle part and lower tap hole arrange by three tap holes of middle part to outer end, left side; The second described splitter box along molten steel flow direction successively through upper tap hole arrange by middle part to four tap holes of outer end, right side, middle tap hole arrange by outer end, right side to three tap holes at middle part and lower tap hole arrange by three tap holes of middle part to outer end, right side.
The first described splitter box, the second splitter box are S type.
Described tap hole is made up of horn mouth, rectangular opening from top to bottom, and horn mouth miner diameter end is connected with rectangular opening; The cell wall of groove by bottom land upwards in the broadening formation extended out.
Compared with prior art, the beneficial effect that the utility model has is:
1, this steel ingot casting device is by arranging vibrator, the vibration force that vibrator produces makes molten steel be disturbed in condensation process, the molten steel that the molten steel that its edge temperature is lower is high with central temperature mixes mutually, reduce or eliminate the temperature difference, make internal and external temperature consistent, guarantee crystallization process is even, thus greatly improves the shrinkage cavity phenomenon in steel ingot, improves steel ingot total quality.
2, the molten steel in Steel pipe mould is when condensation, temperature can not decline fast, by arranging thermal insulation layer, in thermal insulation layer, loading heat-insulating heat-preserving material, avoiding the heat of Steel pipe mould to scatter and disappear downwards on the one hand, ensure heat insulation effect, avoid heat to pass to the vibrating body of below on the other hand, cause device damage, simultaneously, thermal insulation layer adopts the framework of rigidity, ensures the transmission effect to exciting force in vibration processes.
3, pass into cooling water in oscillating plate, prevent heat going down further, ensure the normal work of vibrating body.
4, current divider pours groove, sow (channel), the first splitter box, the second splitter box into by being divided into by groove, molten steel is divided into two-way and does well-regulated flowing, thus make the molten steel in each tap hole and every root Steel pipe mould even, avoid the generation of surface stammerer phenomenon, greatly improve the surface quality of steel ingot, qualification rate brings up to more than 98% by original 70%.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is diversion structure schematic diagram
Fig. 3 is A-A place sectional view in Fig. 2;
Fig. 4 is B-B place sectional view in Fig. 2;
Fig. 5 is vibrator structure schematic diagram;
Fig. 6 is the left view of Fig. 5;
Fig. 7 is insulating layer structure schematic diagram.
In figure: 1, current divider; 2, Steel pipe mould body; 3, mold frame; 4, vibrator; 1.1, device body; 1.2, the first splitter box; 1.3, groove is poured into; 1.4, sow (channel); 1.5, the second splitter box; 1.6, tap hole; 1.7, upper tap hole row; 1.8, middle tap hole row; 1.9, lower tap hole row; 1.10, cell wall; 1.61, horn mouth; 1.62, rectangular opening; 4.1, base plate; 4.2, spring; 4.3, column; 4.4, discharge outlet; 4.5, oscillating plate; 4.6, exhaust outlet; 4.7, thermal insulation layer; 4.8, air inlet; 4.9, water inlet; 4.10, vibrating body; 4.11, through hole; 4.12, boss; 4.31, column body; 4.32, chuck; 4.33, lower prop; 4.71, riser; 4.72, diaphragm plate; 4.73, midfeather; 4.74, chamber is filled out.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
As shown in Figure 1, this steel ingot casting device comprises Steel pipe mould, current divider 1 is installed in Steel pipe mould upper end, Steel pipe mould lower end arranges vibrator 4, Steel pipe mould is made up of Steel pipe mould body 2 and mold frame 3, Steel pipe mould body 2 is arranged in mold frame 3, and mold frame 3 is placed on vibrator 4.
As shown in Figure 2, current divider 1 comprises device body 1.1, device body 1.1 is provided with groove, 24 tap holes 1.6 are provided with in groove, tap hole 1.6 is evenly arranged upper tap hole row 1.7 along device body 1.1 width, middle tap hole row 1.8, lower tap hole row 1.9 3 row, often arrange tap hole 1.6 and be evenly arranged 8 along device body 1.1 length direction, groove is by pouring groove 1.3 into, sow (channel) 1.4, first splitter box 1.2, second splitter box 1.5 forms, pouring groove 1.3 into is arranged in the middle part of device body 1.1, and communicate with sow (channel) 1.4 one end, sow (channel) 1.4 other end and the first splitter box 1.2, second splitter box 1.5 intercommunication, first splitter box 1.2, second splitter box 1.5 is symmetricly set on sow (channel) 1.4 both sides.
Pour groove 1.3 into for rectangle, in covering, in the middle of tap hole row 1.8, two tap holes 1.6 and lower tap hole arrange 1.9 middle two tap holes 1.6, all the other tap holes 1.6 are separately positioned in the first splitter box 1.2 and the second splitter box 1.5, first splitter box 1.2 and the second splitter box 1.5 are S type, wherein the first splitter box 1.2 along molten steel flow direction successively through upper tap hole row 1.7 by four tap holes 1.6 of middle part to outer end, left side, middle tap hole row 1.8 by outer end, left side to three tap holes 1.6 at middle part and lower tap hole arrange 1.9 by three tap holes 1.6 of middle part to outer end, left side, second splitter box 1.5 along molten steel flow direction successively through upper tap hole row 1.7 by middle part to four tap holes 1.6 of outer end, right side, middle tap hole arrange 1.8 by outer end, right side to three tap holes 1.6 at middle part and lower tap hole arrange 1.9 by three tap holes 1.6 of middle part to outer end, right side.
As shown in figs. 34, tap hole 1.6 is made up of horn mouth 1.61, rectangular opening 1.62 from top to bottom, horn mouth 1.61 miner diameter end is connected with rectangular opening 1.62, be convenient to the inflow of molten steel, pour into groove 1.3, sow (channel) 1.4, first splitter box 1.2, second splitter box 1.5 cell wall 1.10 by bottom land upwards in the broadening formation extended out.
As shown in Fig. 5 ~ 6, vibrator 4 comprises base plate 4.1, oscillating plate 4.5 and vibrating body 4.10, vibrating body 4.10 is arranged on oscillating plate 4.5 central bottom, and oscillating plate 4.5 is connected with base plate 4.1 by column 4.3, is fixed with thermal insulation layer 4.7 above oscillating plate 4.5 by welding manner.
Column 4.3 is evenly arranged in the periphery of oscillating plate 4.5, comprise column body 4.31, lower prop 4.33 and chuck 4.32, chuck 4.32 is arranged on column body 4.31, lower prop 4.33 junction, column body 4.31 is fixed on oscillating plate 4.5, lower prop 4.33 is installed in the through hole 4.11 of base plate 4.1 correspondence, its fore-end enters through hole 4.11, and in vibration processes, its lower end does not exceed through hole 4.11 lower end.Lower prop 4.33 periphery cover has spring 4.2, and spring 4.2 upper end is stuck in chuck 4.32, and its lower end is stuck on the boss 4.12 of bottom hole 4.11 periphery, and column body 4.31 upper end is fixedly connected with oscillating plate 4.5 by flange.
Be provided with water flowing chamber in oscillating plate 4.5, this water flowing chamber is snakelikely be distributed in oscillating plate 4.5, and its two ends arrange water inlet 4.9, discharge outlet 4.4, for logical cooling water, are passed to vibrating body 4.10 to prevent heat.
Vibrating body 4.10 is pneumatic vibration body, and the air inlet 4.8 of its one end is connected with compressed gas, and the other end arranges two exhaust outlets 4.6.
As shown in Figure 7, thermal insulation layer 4.7 comprises riser 4.71, dividing plate, riser 4.71 forms the framework of rigidity along thermal insulation layer periphery, and dividing plate is arranged in framework, and is separated into by thermal insulation layer 4.7 and multiplely fills out chamber 4.74, filling out chamber 4.74 can be circular or polygon, in the present embodiment, dividing plate comprises diaphragm plate 4.72, midfeather 4.73, and diaphragm plate 4.72 is with midfeather 4.73 transverse direction and be longitudinally arranged in framework, be separated out and multiplely squarely fill out chamber 4.74, dividing plate upper surface flushes with riser 4.71 upper surface.Fill out in chamber 4.74 and load heat-insulating heat-preserving material, heat-insulating heat-preserving material is alumina silicate felt, pearlite wool, phenolic foam material etc., preferred alumina silicate felt.
The course of work:
During use, molten steel is poured into current divider 1 by crucible, topple at the O point pouring groove 1.3 into, tap hole 1.6 in the middle of molten steel pours into after entering and pouring groove 1.3 into, evenly flow to the first splitter box 4.2, second splitter box 4.5 through sow (channel) 1.4, molten steel is divided into two-way and does well-regulated flowing, and flows along the S molded line road of two-way splitter box, the upper tap hole row 4.7 of perfusion, middle tap hole row 4.8, lower tap hole row 4.9, finally flow in 24 Steel pipe mould bodies 2 completely successively.
Molten steel enters Steel pipe mould body 2 by current divider 1, molten steel is by liquid state to solid state change, and Vibration on Start-up body 4.10 carries out exciting, by oscillating plate 4.5, thermal insulation layer 4.7, exciting force is passed to Steel pipe mould body 2, vibrate 3 ~ 5 minutes, effectively improve the shrinkage cavity phenomenon in steel ingot.
Claims (10)
1. a steel ingot casting device, comprises Steel pipe mould, and current divider (1) is installed in Steel pipe mould upper end, it is characterized in that: Steel pipe mould lower end arranges vibrator (4).
2. steel ingot casting device according to claim 1, it is characterized in that: described vibrator (4) comprises base plate (4.1), oscillating plate (4.5) and vibrating body (4.10), vibrating body (4.10) is arranged on oscillating plate (4.5) bottom, oscillating plate (4.5) is connected with base plate (4.1) by column (4.3), oscillating plate (4.5) top is fixed with thermal insulation layer (4.7), thermal insulation layer (4.7) comprises the framework of rigidity and is arranged on and fills out chamber (4.74) in framework, fill out in chamber (4.74) and load heat-insulating heat-preserving material.
3. steel ingot casting device according to claim 2, it is characterized in that: described thermal insulation layer (4.7) comprises riser (4.71), dividing plate, riser (4.71) forms framework along thermal insulation layer periphery, dividing plate is arranged in framework, and thermal insulation layer (4.7) is separated into multiple circle or polygon fills out chamber (4.74).
4. steel ingot casting device according to claim 3, it is characterized in that: described dividing plate comprises diaphragm plate (4.72), midfeather (4.73), diaphragm plate (4.72) and midfeather (4.73) laterally and be longitudinally arranged in framework, are separated out and multiplely squarely fill out chamber (4.74).
5. steel ingot casting device according to claim 2, it is characterized in that: described column (4.3) comprises column body (4.31), lower prop (4.33) and chuck (4.32), chuck (4.32) is arranged on column body (4.31), lower prop (4.33) junction, column body (4.31) is fixed on oscillating plate (4.5), lower prop (4.33) is installed in through hole (4.11) corresponding to base plate (4.1), lower prop (4.33) periphery cover has spring (4.2), spring (4.2) upper end is stuck in chuck (4.32), its lower end is stuck on the boss (4.12) of bottom hole (4.11) periphery.
6., according to the arbitrary described steel ingot casting device of claim 2 ~ 5, it is characterized in that: be provided with water flowing chamber in described oscillating plate (4.5), its two ends arrange water inlet (4.9), discharge outlet (4.4).
7. steel ingot casting device according to claim 1, it is characterized in that: current divider (1) comprises device body (1.1), device body (1.1) is provided with groove, 24 tap holes (1.6) are provided with in groove, tap hole (1.6) is set up tap hole row (1.7) along device body (1.1) width cloth, middle tap hole row (1.8), lower tap hole row (1.9) three row, often arrange tap hole (1.6) and arrange 8 along device body (1.1) length direction, it is characterized in that: groove is by pouring groove (1.3) into, sow (channel) (1.4), first splitter box (1.2), second splitter box (1.5) forms, pour groove (1.3) into and be arranged on device body (1.1) middle part, and communicate with sow (channel) (1.4) one end, sow (channel) (1.4) other end and the first splitter box (1.2), second splitter box (1.5) intercommunication, first splitter box (1.2), second splitter box (1.5) is symmetricly set on sow (channel) (1.4) both sides.
8. steel ingot casting device according to claim 7, is characterized in that: described the first splitter box (1.2) along molten steel flow direction successively through upper tap hole row (1.7) by middle part to four tap holes (1.6) of outer end, left side, middle tap hole arrange (1.8) by outer end, left side to three tap holes (1.6) at middle part and lower tap hole row (1.9) by three tap holes (1.6) of middle part to outer end, left side; Described the second splitter box (1.5) along molten steel flow direction successively through upper tap hole row (1.7) by middle part to four tap holes (1.6) of outer end, right side, middle tap hole arrange (1.8) by outer end, right side to three tap holes (1.6) at middle part and lower tap hole row (1.9) by three tap holes (1.6) of middle part to outer end, right side.
9. the steel ingot casting device according to claim 7 or 8, is characterized in that: described the first splitter box (1.2), the second splitter box (1.5) are S type.
10. the steel ingot casting device according to claim 7 or 8, it is characterized in that: described tap hole (1.6) is made up of horn mouth (1.61), rectangular opening (1.62) from top to bottom, and horn mouth (1.61) miner diameter end is connected with rectangular opening (1.62); The cell wall (1.10) of groove by bottom land upwards in the broadening formation extended out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739752.5U CN204276838U (en) | 2014-11-28 | 2014-11-28 | Steel ingot casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739752.5U CN204276838U (en) | 2014-11-28 | 2014-11-28 | Steel ingot casting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204276838U true CN204276838U (en) | 2015-04-22 |
Family
ID=52860035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420739752.5U Withdrawn - After Issue CN204276838U (en) | 2014-11-28 | 2014-11-28 | Steel ingot casting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204276838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325096A (en) * | 2014-11-28 | 2015-02-04 | 山东瑞泰新材料科技有限公司 | Steel ingot casting device |
-
2014
- 2014-11-28 CN CN201420739752.5U patent/CN204276838U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325096A (en) * | 2014-11-28 | 2015-02-04 | 山东瑞泰新材料科技有限公司 | Steel ingot casting device |
| CN104325096B (en) * | 2014-11-28 | 2016-08-24 | 山东瑞泰新材料科技有限公司 | Steel ingot casting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |