CN205464715U - A high -efficient powder spray device for stainless steel and high alloy steel cutting - Google Patents
A high -efficient powder spray device for stainless steel and high alloy steel cutting Download PDFInfo
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- CN205464715U CN205464715U CN201620292400.9U CN201620292400U CN205464715U CN 205464715 U CN205464715 U CN 205464715U CN 201620292400 U CN201620292400 U CN 201620292400U CN 205464715 U CN205464715 U CN 205464715U
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Abstract
The utility model provides a high -efficient powder spray device for stainless steel and high alloy steel cutting, includes high -efficient powder spray device, high -efficient powder spray device is including a jar body, and a jar body top is equipped with the cover, and it is articulated with jar body that the axle is opened through the powder jar soon in one side of this cover, and jar going up of body bottom exit linkage iron powder export tee bend piping is led to, and the right side of iron powder export tee bend piping is led to and is connect the iron powder to carry metal collapsible tube, and this iron powder is carried and is equipped with first stainless steel ball valve on the metal collapsible tube, and the left side of iron powder export tee bend piping leads to and loops through first relief pressure valve, second stainless steel ball valve and connect the nitrogen gas gas bag, this a high -efficient powder spray device for stainless steel and high alloy steel cutting can be equipped with on original off -line flame cutting machine, takes to spray the iron powder to the cutting flame core and drives chromium oxide, makes the normal clear of stainless steel cutting process, realizes simple control operation on the spot, and the injection quantity that has the iron powder is controllable, and the good characteristics of powder spray amount stability are worth wideling popularize.
Description
Technical field
This utility model relates to continuous casting rustless steel, high-alloy billet or strand off-line cutting field, a kind of efficient dusting device cut for rustless steel and high-alloy steel.
Background technology
Rustless steel is to improve decay resistance for the main purpose chromium content steel grade more than 11cy0, chemically it is broadly divided into Fe mono-Cr system and two kinds of Fe mono-Cr mono-Ni system on composition, Austenitic can be divided into from metal structure, ferrite type, martensite type, the ferritic biphasic or bipolar type of austenite one and precipitation hardenable five class.At present, continuous casting rustless steel, high-alloy billet or the cutting of strand off-line, because requiring surface quality, tradition cutting efficiency is low, and segmentation section is irregular.Therefore must there is an attached matched with devices on off-line flame cutting machine, to solve the needs of cutting stainless steel, high-alloy steel.Due in rustless steel containing more chromium, nickel, when cutting, dystectic oxide-film CrZO3 of its one layer of infusibility of Surface Creation, the chromium oxide film that slot leading edge produces in cutting process cannot form the state of activation, hinders contacting of cutting oxygen stream and metal.Theory according to cutting, the fusing point of metal-oxide should be less than the fusing point of metal itself, the most dystectic oxide can cover in metal surface, and oxygen and metal are separated, hinder the continuation oxidation of metal, oxygen is made to interrupt with the combustion process of metal, the fusing point of slag CrZO3 is in 1990 " left and right, and the fusing point of mild steel about about 1500e, during stainless steel cut, the existence of chromium oxide has obviously hindered time layer of metal and has continued oxidation, simultaneously because CrZO3 denseness is the highest, mobility is very poor, also the slag having hindered cutting is got rid of from slot in time, have impact on contacting of oxygen and metal, cutting process is made to be difficult to proceed, by taking to spray iron powder to cutting flame core, chromium oxide must be removed for this, stainless steel cut process is made to be normally carried out.
Utility model content
This utility model aims to provide a kind of can being provided on original off-line flame cutting machine, take to spray iron powder to cutting flame core to be removed by chromium oxide, stainless steel cut process is made to be normally carried out, realize on the spot simply controlling operation, the emitted dose with iron powder is controlled, the efficient dusting device cut for rustless steel and high-alloy steel of the feature of the amount of dusting good stability.
For achieving the above object, this utility model following technical scheme of offer: a kind of efficient dusting device cut for rustless steel and high-alloy steel, including efficient dusting device, described efficient dusting device includes tank body, tank body top is provided with cover, it is hinged with tank body that axle is opened by the rotation of powder tank in the side of this cover, opposite side is connected with tank body by powder tank locking device, screen cloth is installed in the lower section of cover, tank base outlet connects the upper logical of iron powder outlet threeway pipe arrangement, the right side of iron powder outlet threeway pipe arrangement leads to connect iron powder transferring metal flexible pipe, this iron powder transferring metal flexible pipe is provided with the first stainless steel ball valve, a left side for iron powder outlet threeway pipe arrangement is logical passes sequentially through the first air relief valve, second stainless steel ball valve connects nitrogen gas bag；The top of cover is provided with row pressure mouth and pressure breathing mouth, and wherein pressure breathing mouth passes sequentially through the second air relief valve, the first air relief valve, the second stainless steel ball valve are connected to nitrogen gas bag, and row pressure mouth installs relief valve.
As further scheme of the present utility model: described first air relief valve, the second air relief valve collectively constitute second voltage regulation assembly.
As further scheme of the present utility model: the angle between standpipe and the horizontal tube of described iron powder outlet threeway pipe arrangement is 45 °, and the angle between horizontal tube and horizontal plane is 45 °.
As further scheme of the present utility model: equipped with polyfluoroprene sealing ring in the inner groovy of described cover.
As further scheme of the present utility model: described efficient dusting device is arranged on raw steel base off-line, and automatically and auto-manual system fire is cut on machine, tank body, second voltage regulation assembly are positioned on the dolly of cutting machine, and iron powder transferring metal flexible pipe is positioned on Cutting dolly transverse arm.
Compared with prior art, the beneficial effects of the utility model are: this efficient dusting device being used for rustless steel and high-alloy steel cutting can be provided in original off-line flame cutting machine, take to spray iron powder to cutting flame core to be removed by chromium oxide, stainless steel cut process is made to be normally carried out, realize on the spot simply controlling operation, the emitted dose with iron powder is controlled, the feature of the amount of dusting good stability；This utility model is realized fire cut the standby off-line of facility to rustless steel, high-alloy steel cutting function by controlled dusting, it is applicable to diameter range in 120mm-1000mm rustless steel, high-alloy steel steel billet or strand scale segmentation, in use easy, efficiently, ensure that the appearance requirement of cutting section simultaneously, be worth promoting.
Accompanying drawing explanation
Fig. 1 is efficient dusting device structural representation of the present utility model；
Fig. 2 is the top view of cover of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1-2，In this utility model embodiment，A kind of efficient dusting device cut for rustless steel and high-alloy steel，Including efficient dusting device，Described efficient dusting device includes tank body 1，Tank body 1 top is provided with cover 2，It is hinged with tank body 1 that axle 3 is opened by the rotation of powder tank in the side of this cover 2，Opposite side is connected with tank body 1 by powder tank locking device 4，Screen cloth 5 is installed in the lower section of cover 2，To filter the thickness of the iron powder injecting tank body 1，Make thin granule can enter tank body 1，Tank body 1 outlet at bottom connects the upper logical of iron powder outlet threeway pipe arrangement 6，The right side of iron powder outlet threeway pipe arrangement 6 leads to connect iron powder transferring metal flexible pipe 7，This iron powder transferring metal flexible pipe 7 is provided with the first stainless steel ball valve 8，A left side for iron powder outlet threeway pipe arrangement 6 is logical passes sequentially through the first air relief valve 9、Second stainless steel ball valve 10 connects nitrogen gas bag 11；The top of cover 2 is provided with row pressure mouth 12 and pressure breathing mouth 13, and wherein pressure breathing mouth 13 passes sequentially through second air relief valve the 14, first air relief valve the 9, second stainless steel ball valve 10 and is connected to nitrogen gas bag 11, and row pressure mouth 12 is installed relief valve.
Further, described first air relief valve the 9, second air relief valve 14 collectively constitutes second voltage regulation assembly, and air relief valve 9 controls dusting speed, and air relief valve 14 controls tank storehouse pressure, reaches to realize adjustability and the stability of the amount of dusting at cutting process.
Further, the angle between standpipe and the horizontal tube of described iron powder outlet threeway pipe arrangement 6 is 45 °, and the angle between horizontal tube and horizontal plane is 45 °, and make to dust is respond well.
Further, equipped with polyfluoroprene sealing ring in the inner groovy of described cover 2, the effect that tank storehouse seals can be realized.
Further, described efficient dusting device is arranged on raw steel base off-line, and automatically and auto-manual system fire is cut on machine, tank body 1, second voltage regulation assembly, ducts are positioned on the dolly of cutting machine, and iron powder transferring metal flexible pipe 7 is positioned at Cutting dolly transverse arm and is connected with supporting copper tube.
Construction features of the present utility model and advantage thereof: top, tank storehouse is provided with cover and opens axle and locking device with rotation, the function quickly filling out powder can be arrived, relief valve can quick toilet-cleaning jar storehouse pressure, guarantee the safety of operator, above iron powder container cover equipped with relief valve when in tank storehouse, nitrogen pressure is higher than setting pressure, just during automatic dilution is put into air, equipped with polyfluoroprene sealing ring in the inner groovy of cover, the effect that tank storehouse seals can be realized.
Have iron powder to export threeway pipe arrangement, and the angle that source of the gas connection portion's threeway pipe arrangement keeps about horizontal plane 45 ° in the lower section in tank storehouse, make to dust is respond well.By applying certain nitrogen pressure to tank storehouse so that cause parital vacuum under the gravity effect with pressure in threeway pipe arrangement with nitrogen Mixed Zone at this iron powder and the negative pressure that formed, make nitrogen take out of in the lump with iron powder.Whole efficient dusting device is the control being realized iron powder amount by the pressure of regulation nitrogen.
Efficient dusting device cut by this set off-line fire, is realized fire cut the standby off-line of facility to rustless steel, high-alloy steel cutting function by controlled dusting.It is applicable to diameter range in 120mm-1000mm rustless steel, high-alloy steel steel billet or strand scale segmentation.In use easy, efficient, ensure that the appearance requirement of cutting section simultaneously.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in this utility model.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (5)
- null1. the efficient dusting device cut for rustless steel and high-alloy steel，Including efficient dusting device，It is characterized in that，Described efficient dusting device includes tank body (1)，Tank body (1) top is provided with cover (2)，It is hinged with tank body (1) that axle (3) is opened by the rotation of powder tank in the side of this cover (2)，Opposite side is connected with tank body (1) by powder tank locking device (4)，Screen cloth (5) is installed in the lower section of cover (2)，Tank body (1) outlet at bottom connects the upper logical of iron powder outlet threeway pipe arrangement (6)，The right side of iron powder outlet threeway pipe arrangement (6) leads to connect iron powder transferring metal flexible pipe (7)，This iron powder transferring metal flexible pipe (7) is provided with the first stainless steel ball valve (8)，A left side for iron powder outlet threeway pipe arrangement (6) is logical passes sequentially through the first air relief valve (9)、Second stainless steel ball valve (10) connects nitrogen gas bag (11)；The top of cover (2) is provided with row pressure mouth (12) and pressure breathing mouth (13), wherein pressure breathing mouth (13) passes sequentially through the second air relief valve (14), the first air relief valve (9), the second stainless steel ball valve (10) are connected to nitrogen gas bag (11), and row pressure mouth installs relief valve on (12).
- The efficient dusting device cut for rustless steel and high-alloy steel the most according to claim 1, it is characterised in that described first air relief valve (9), the second air relief valve (14) collectively constitute second voltage regulation assembly.
- The efficient dusting device cut for rustless steel and high-alloy steel the most according to claim 1, it is characterised in that the angle between standpipe and the horizontal tube of described iron powder outlet threeway pipe arrangement (6) is 45 °, and the angle between horizontal tube and horizontal plane is 45 °.
- The efficient dusting device cut for rustless steel and high-alloy steel the most according to claim 1, it is characterised in that equipped with polyfluoroprene sealing ring in the inner groovy of described cover (2).
- The efficient dusting device cut for rustless steel and high-alloy steel the most according to claim 1, it is characterized in that, described efficient dusting device is arranged on raw steel base off-line, and automatically and auto-manual system fire is cut on machine, tank body (1), second voltage regulation assembly are positioned on the dolly of cutting machine, and iron powder transferring metal flexible pipe (7) is positioned on Cutting dolly transverse arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620292400.9U CN205464715U (en) | 2016-04-10 | 2016-04-10 | A high -efficient powder spray device for stainless steel and high alloy steel cutting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620292400.9U CN205464715U (en) | 2016-04-10 | 2016-04-10 | A high -efficient powder spray device for stainless steel and high alloy steel cutting |
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| CN205464715U true CN205464715U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620292400.9U Expired - Fee Related CN205464715U (en) | 2016-04-10 | 2016-04-10 | A high -efficient powder spray device for stainless steel and high alloy steel cutting |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825843A (en) * | 2017-02-28 | 2017-06-13 | 共享铸钢有限公司 | A kind of diced system of large-scale high-alloy steel casting pressing port |
| CN108161166A (en) * | 2017-12-22 | 2018-06-15 | 马鞍山市鑫龙特钢有限公司 | A kind of steel alloy cutting device for round tube |
| CN110877136A (en) * | 2019-11-28 | 2020-03-13 | 山西太钢不锈钢股份有限公司 | Differential pressure type flame cutting powder spraying device and method |
| CN114951900A (en) * | 2022-06-22 | 2022-08-30 | 湖北金开机械制造有限公司 | Novel flame cutting machine |
| CN115070000A (en) * | 2022-07-07 | 2022-09-20 | 广东韶钢松山股份有限公司 | High-chromium steel continuous casting automatic cutting method |
| CN115178720A (en) * | 2022-07-07 | 2022-10-14 | 广东韶钢松山股份有限公司 | Cutting machine powder injection device |
-
2016
- 2016-04-10 CN CN201620292400.9U patent/CN205464715U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825843A (en) * | 2017-02-28 | 2017-06-13 | 共享铸钢有限公司 | A kind of diced system of large-scale high-alloy steel casting pressing port |
| CN108161166A (en) * | 2017-12-22 | 2018-06-15 | 马鞍山市鑫龙特钢有限公司 | A kind of steel alloy cutting device for round tube |
| CN110877136A (en) * | 2019-11-28 | 2020-03-13 | 山西太钢不锈钢股份有限公司 | Differential pressure type flame cutting powder spraying device and method |
| CN114951900A (en) * | 2022-06-22 | 2022-08-30 | 湖北金开机械制造有限公司 | Novel flame cutting machine |
| CN115070000A (en) * | 2022-07-07 | 2022-09-20 | 广东韶钢松山股份有限公司 | High-chromium steel continuous casting automatic cutting method |
| CN115178720A (en) * | 2022-07-07 | 2022-10-14 | 广东韶钢松山股份有限公司 | Cutting machine powder injection device |
| CN115178720B (en) * | 2022-07-07 | 2024-04-02 | 广东韶钢松山股份有限公司 | Powder spraying device of cutting machine |
| CN115070000B (en) * | 2022-07-07 | 2024-04-02 | 广东韶钢松山股份有限公司 | Automatic cutting method for continuous casting of high chromium steel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |