CN204035494U - The argon protecting cover that a kind of die casting cast steel ingot uses - Google Patents
The argon protecting cover that a kind of die casting cast steel ingot uses Download PDFInfo
- Publication number
- CN204035494U CN204035494U CN201420493790.7U CN201420493790U CN204035494U CN 204035494 U CN204035494 U CN 204035494U CN 201420493790 U CN201420493790 U CN 201420493790U CN 204035494 U CN204035494 U CN 204035494U
- Authority
- CN
- China
- Prior art keywords
- face
- argon
- diameter
- argon gas
- endless tube
- 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.)
- Expired - Lifetime
Links
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 title claims abstract description 146
- 229910052786 argon Inorganic materials 0.000 title claims abstract description 74
- 229910001208 Crucible steel Inorganic materials 0.000 title claims abstract description 19
- 238000004512 die casting Methods 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 11
- 239000000725 suspension Substances 0.000 claims description 14
- 238000005476 soldering Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 239000011449 brick Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- 150000001485 argon Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The argon protecting cover that die casting cast steel ingot uses, belonging to die casting cast atmosphere protection equipment technical field, carrying out argon shield during for pouring into a mould steel ingot.Its technical scheme is: its end face is annular plane steel plate, the diameter of bore of annular steel plate and the external diameter of ladle nozzle match, sidewall is annulus, sleeve upper end and top circumferential are welded to connect, argon gas endless tube is positioned at the chamber below end face, argon gas endless tube circumference has multiple spray orifice uniform, and argon gas endless tube is connected with argon delivery lines road.The utility model is in whole casting process, and steel stream is surrounded by argon gas, avoids secondary oxidation of steel and air-breathing, improves the quality of steel ingot.The utility model is reasonable in design, structure is simple, easy to use, Be very effective, cost of manufacture are low; solve the problem of die casting cast steel ingot protective atmosphere poor effect; effectively improve the quality of cast steel ingot; reduce cost; there is significant economic benefit, be in industry worthy of popularization.
Description
Technical field
The utility model relates to the argon protective device that a kind of die casting cast steel ingot uses, and belongs to die casting cast atmosphere protection equipment technical field.
Background technology
In die casting process, ingot steel casting is very important production link, and ingot steel casting easily causes secondary oxidation, the air-breathing of molten steel.Be oxidized in order to avoid during ingot steel casting, adopt vacuum pouring to be very effective ways, but the shortcoming of vacuum pouring is fairly obvious, one is that production cost significantly increases; Two is that production efficiency is low, generally once only waters an ingot.Therefore vacuum pouring is only applicable to the steel ingot production that quality requirement is high, single weight is large, batch is little.Except vacuum casting method, other protective atmosphere is adopted to carry out the method for pouring into a mould in addition, as on cover below the mouth of a river, argon gas ring carrys out isolated air; but find in actual use; this argon gas ring completely cuts off the poor effect of air, not only wastes argon gas, does not also reach due effect.Because vacuum pouring exists high, the inefficient shortcoming of cost, other protective atmosphere poor effect simultaneously, therefore current many factories do not take any safeguard measure, and in atmosphere, the quality of steel ingot is poured into a mould in impact to the direct Naked dew of steel stream.In order to change this situation, avoiding being oxidized during ingot steel casting, improving the quality of cast steel ingot, being necessary to improve existing atmosphere protection equipment.
Utility model content
Technical problem to be solved in the utility model is to provide the argon protecting cover that a kind of die casting cast steel ingot uses; this argon protecting cover can to enter from ladle nozzle the process of feed trumpet at molten steel and protect molten steel; molten steel is avoided to contact with air, to improve the quality of cast steel ingot.
The technical scheme solved the problems of the technologies described above is:
The argon protecting cover that a kind of die casting cast steel ingot uses; it comprises end face, sidewall, argon gas endless tube; end face is annular plane steel plate, and the diameter of bore of annular steel plate and the external diameter of ladle nozzle match, and sidewall is annulus; sleeve upper end and top circumferential are welded to connect; argon gas endless tube is positioned at the chamber below end face, and the diameter of argon gas endless tube is greater than the diameter of end face endoporus, and argon gas endless tube circumference has multiple spray orifice uniform; down, argon gas endless tube is connected with argon delivery lines road spray orifice.
The argon protecting cover that above-mentioned die casting cast steel ingot uses; sleeve pipe is also had in the chamber that described end face and sidewall are formed; sleeve pipe is sleeve shaped; the diameter of sleeve pipe is greater than the diameter of end face endoporus; the upper end of sleeve pipe and the lower surface of end face are welded to connect; sleeve pipe sleeve and sidewall sleeve coaxial, the height of sleeve pipe is less than the height of sidewall, in the annular space of argon gas endless tube between sleeve pipe and sidewall.
The argon protecting cover that above-mentioned die casting cast steel ingot uses; it also has balancing pole, suspension rod and counterbalance; balancing pole is steel pipe; one end of balancing pole is fixedly connected with end face; the other end hanging balance system thing of balancing pole; weight and the argon protecting cover of counterbalance match, and the lower end of suspension rod is connected by suspension hook with the mid point of balancing pole, and the upper end of suspension rod is connected with hanging device.
The argon protecting cover that above-mentioned die casting cast steel ingot uses; the outside diameter of described end face is 350mm ~ 450mm; end face annulus diameter of bore is 140mm ~ 160mm; the height of sidewall is 200mm ~ 300mm; the diameter of sleeve pipe is 170mm ~ 300mm; sleeve pipe height is 120mm ~ 180mm, and the diameter of the spray orifice of argon gas endless tube is 0.5mm ~ 1.5mm, adjacent orifices be spaced apart 4 ~ 6mm.
The beneficial effects of the utility model are:
End face endoporus of the present utility model entangles ladle nozzle; and top is to pressing close to ladle bottom; during ladle nozzle cast; sidewall excircle contacts with feed trumpet upper surface to be formed and closes, and argon gas is passed in the chamber of end face and sidewall formation, forms protection to molten steel; in whole casting process; steel stream is surrounded by argon gas, avoids secondary oxidation of steel and air-breathing, improves the quality of steel ingot.The utility model is reasonable in design, structure is simple, easy to use, Be very effective, cost of manufacture are low; solve the problem of die casting cast steel ingot protective atmosphere poor effect; effectively improve the quality of cast steel ingot; reduce cost; there is significant economic benefit, be in industry worthy of popularization.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is utility model works state position schematic diagram.
In figure, mark is as follows: ladle nozzle 1, end face 2, sidewall 3, argon gas endless tube 4, sleeve pipe 5, balancing pole 6, suspension rod 7, counterbalance 8, feed trumpet basin brick mouth 9, feed trumpet 10, argon gas 11.
Detailed description of the invention
The utility model comprises end face 2, sidewall 3, argon gas endless tube 4, sleeve pipe 5, balancing pole 6, suspension rod 7, counterbalance 8.
Show in figure, end face 2 is annular plane steel plate, and the diameter of bore of annular steel plate and the external diameter of ladle nozzle 1 match.During cast, end face 2 endoporus entangles ladle nozzle 1, and top is to pressing close to ladle bottom.
Show in figure, sidewall 3 is annulus, and sleeve upper end is connected with end face 2 circumference soldering, and when ladle nozzle 1 is poured into a mould, sidewall 3 excircle contacts with feed trumpet 10 upper surface to be formed and closes.
Show in figure, sleeve pipe 5 is sleeve shaped, and sleeve pipe 5 is positioned at the chamber of end face 2 and sidewall 3 formation, the diameter of sleeve pipe 5 is greater than the diameter of end face 2 endoporus, the upper end of sleeve pipe 5 and the lower surface of end face 2 are welded to connect, sleeve pipe 5 sleeve and sidewall 3 sleeve coaxial, the height of sleeve pipe 5 is less than the height of sidewall 3.During cast, sidewall 3 times edges contact with feed trumpet 10 upper surface to be formed and close, and sleeve pipe 5 makes argon gas discharge from top to bottom through feed trumpet basin brick mouth 9, and slag splash also can be avoided to the aperture of argon gas endless tube 4 to block argon gas spray orifice simultaneously.
Show in figure, in the annular space of argon gas endless tube 4 between sleeve pipe 5 and sidewall 3, the diameter of argon gas endless tube 4 is greater than the diameter of end face 2 endoporus, and argon gas endless tube 4 circumference has multiple spray orifice uniform, and down, argon gas endless tube 4 is connected with argon delivery lines road spray orifice.
Show in figure, balancing pole 6 is steel pipe, and one end of balancing pole 6 is fixedly connected with end face 2; the other end hanging balance system thing 8 of balancing pole 6; weight and the argon protecting cover of counterbalance 8 match, and the lower end of suspension rod 7 is connected by suspension hook with the mid point of balancing pole 6, and the upper end of suspension rod 7 is connected with hanging device.The steel pipe of balancing pole 6 doublely can do the carrier pipe of argon gas, and argon delivery lines road is connected with the outer end of balancing pole 6.The length of balancing pole 6 is 3000mm ~ 5000mm, diameter 40mm, and balancing pole 6 centre position is suspended on the hook of the suspension rod 7 watered on steel car.The outer end of balancing pole 6 hangs the counterbalance 8 of 5 ~ 15 kilogram weights, and counterbalance 8 is slightly heavier than argon protecting cover one end.Before cast, with balancing pole 6 mid-mounting place for fulcrum, argon protecting cover interstitial hole is entangled ladle nozzle 1, and top is to pressing close to ladle bottom.During cast, remove counterbalance 8, argon protecting cover drops on feed trumpet 10, and sidewall 3 contacts with feed trumpet 10 to be formed and closes, and passes into argon gas, forms protection to molten steel.
The outside diameter of end face 2 of the present utility model is 350mm ~ 450mm, and end face 2 annulus diameter of bore is 140mm ~ 160mm; The height of sidewall 3 is 200mm ~ 300mm; The diameter of sleeve pipe 5 is 170mm ~ 300mm, and sleeve pipe height is 120mm ~ 180mm; The diameter of the spray orifice of argon gas endless tube 4 is 0.5mm ~ 1.5mm, adjacent orifices be spaced apart 4 ~ 6mm.
Use procedure of the present utility model is as follows:
Open before watering, ladle is put into and waters after on steel dolly, reaches pouring position, after adjusting the position of ladle nozzle 1 and feed trumpet 10, puts argon protecting cover.Sidewall 3 times edges of argon protecting cover are 10-60mm with the distance of feed trumpet basin brick mouth 9.After argon protecting cover installs, steel car will be watered and reach drainage and open and water position, drainage open water normal; open go back to cast position again, ladle nozzle 1 steel stream aligns feed trumpet 10, passes into 40 ~ 60m3/h argon gas in argon protecting cover; removed by counterbalance 8, argon protecting cover drops on feed trumpet 10.Ladle nozzle 1 still has small part to imbed in argon protecting cover.Argon gas, from the spout Jet with downward flow direction of argon gas endless tube 4, is discharged finally by the gap between end face 2 centre bore of argon protecting cover and ladle nozzle 1.Be poured, counterbalance 8 is put, and argon protecting cover returns to original position, moves and waters steel car, take off argon protecting cover.
Claims (4)
1. the argon protecting cover of die casting cast steel ingot use, it is characterized in that: it comprises end face (2), sidewall (3), argon gas endless tube (4), end face (2) is annular plane steel plate, the external diameter of the diameter of bore of annular steel plate and ladle nozzle (1) matches, sidewall (3) is annulus, sleeve upper end is connected with end face (2) circumference soldering, argon gas endless tube (4) is positioned at the chamber of end face (2) below, the diameter of argon gas endless tube (4) is greater than the diameter of end face (2) endoporus, argon gas endless tube (4) circumference has multiple spray orifice uniform, spray orifice down, argon gas endless tube (4) is connected with argon delivery lines road.
2. the argon protecting cover of die casting cast steel ingot according to claim 1 use; it is characterized in that: in the chamber that described end face (2) and sidewall (3) are formed, also have sleeve pipe (5); sleeve pipe (5) is sleeve shaped; the diameter of sleeve pipe (5) is greater than the diameter of end face (2) endoporus; the upper end of sleeve pipe (5) and the lower surface of end face (2) are welded to connect; sleeve pipe (5) sleeve and sidewall (3) sleeve coaxial; the height of sleeve pipe (5) is less than the height of sidewall (3), and argon gas endless tube (4) is positioned at the annular space between sleeve pipe (5) and sidewall (3).
3. the argon protecting cover of die casting cast steel ingot according to claim 2 use; it is characterized in that: it also has balancing pole (6), suspension rod (7) and counterbalance (8); balancing pole (6) is steel pipe; one end of balancing pole (6) is fixedly connected with end face (2); the other end hanging balance system thing (8) of balancing pole (6); weight and the argon protecting cover of counterbalance (8) match; the lower end of suspension rod (7) is connected by suspension hook with the mid point of balancing pole (6), and the upper end of suspension rod (7) is connected with hanging device.
4. the argon protecting cover of die casting cast steel ingot according to claim 3 use; it is characterized in that: the outside diameter of described end face (2) is 350mm ~ 450mm; end face (2) annulus diameter of bore is 140mm ~ 160mm; the height of sidewall (3) is 200mm ~ 300mm; the diameter of sleeve pipe (5) is 170mm ~ 300mm; sleeve pipe (5) is highly 120mm ~ 180mm, and the diameter of the spray orifice of argon gas endless tube (4) is 0.5mm ~ 1.5mm, adjacent orifices be spaced apart 4 ~ 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420493790.7U CN204035494U (en) | 2014-08-29 | 2014-08-29 | The argon protecting cover that a kind of die casting cast steel ingot uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420493790.7U CN204035494U (en) | 2014-08-29 | 2014-08-29 | The argon protecting cover that a kind of die casting cast steel ingot uses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204035494U true CN204035494U (en) | 2014-12-24 |
Family
ID=52236204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420493790.7U Expired - Lifetime CN204035494U (en) | 2014-08-29 | 2014-08-29 | The argon protecting cover that a kind of die casting cast steel ingot uses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204035494U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964957A (en) * | 2016-06-30 | 2016-09-28 | 江苏永钢集团有限公司 | Argon protecting system based on multiple pouring states |
| CN106141158A (en) * | 2015-03-25 | 2016-11-23 | 江苏天工工具有限公司 | A kind of argon protective device of pouring in steel smelting |
| CN112404377A (en) * | 2020-11-20 | 2021-02-26 | 二重（德阳）重型装备有限公司 | Molten steel bottom pouring injection pipe assembly and pouring method thereof |
| CN117983800A (en) * | 2024-04-07 | 2024-05-07 | 太原科技大学 | Gas shielded die casting equipment and method |
-
2014
- 2014-08-29 CN CN201420493790.7U patent/CN204035494U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141158A (en) * | 2015-03-25 | 2016-11-23 | 江苏天工工具有限公司 | A kind of argon protective device of pouring in steel smelting |
| CN105964957A (en) * | 2016-06-30 | 2016-09-28 | 江苏永钢集团有限公司 | Argon protecting system based on multiple pouring states |
| CN105964957B (en) * | 2016-06-30 | 2018-11-30 | 江苏永钢集团有限公司 | Argon insurance system based on more casting conditions |
| CN112404377A (en) * | 2020-11-20 | 2021-02-26 | 二重（德阳）重型装备有限公司 | Molten steel bottom pouring injection pipe assembly and pouring method thereof |
| CN117983800A (en) * | 2024-04-07 | 2024-05-07 | 太原科技大学 | Gas shielded die casting equipment and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204035494U (en) | The argon protecting cover that a kind of die casting cast steel ingot uses | |
| CN103990786B (en) | A kind of for removing the device and method of molten steel field trash in double flow tray billet continuous casting machine tundish | |
| CN204075107U (en) | A kind of ingot steel casting argon protective device | |
| CN205763829U (en) | A kind of device of continuous casting tundish submerged nozzle argon for protecting pouring | |
| CN202239524U (en) | Argon protection device for casting steel ingots | |
| CN201470880U (en) | Argon shielding device for casting of die casting | |
| CN103962517B (en) | A kind of apparatus for pouring of die casting electrode bar and pouring procedure thereof | |
| CN205128912U (en) | Quick replacement immersion nozzle's fixing device | |
| CN205668064U (en) | A kind of reduce molten steel device of nitrogen pick-up during continuous casting | |
| CN203197241U (en) | Large-ladle drainage sand eliminating device | |
| CN204934587U (en) | Device for controlling flow of ladle | |
| CN201735774U (en) | Device for eliminating bottom eddy current of continuous casting tundish | |
| CN203807511U (en) | Steelmaking pouring argon protective device | |
| CN204724813U (en) | For the accident pendulum groove of continuous casting tundish | |
| CN203804183U (en) | Refining device for removal slag inclusions in molten steel in continuous casting tundish | |
| CN103008588A (en) | Nozzle slag line erosion resistant device and method for protecting pouring by using same | |
| CN210146983U (en) | Argon protection device for mould casting ladle nozzle | |
| CN202129441U (en) | Quick plate blank change argon-blowing-type filling pipe end | |
| CN202155522U (en) | Connection protection device for continuous casting ladle sliding nozzle and ladle nozzle | |
| CN211386892U (en) | Continuous casting tundish nozzle steady flow brick cup | |
| CN204524181U (en) | A kind of casting mold with argon protective device | |
| CN203578710U (en) | Central casting pipe for casting large ingot | |
| CN207026468U (en) | The stifled stream hammer of continuous casting metering nozzle | |
| CN202591607U (en) | Gas protection device for low-tonnage tundish pouring | |
| CN207288881U (en) | A kind of Con casting ladle long nozzle alignment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |