CN113231473A - Rolling mill emulsion cooling system - Google Patents
Rolling mill emulsion cooling system Download PDFInfo
- Publication number
- CN113231473A CN113231473A CN202110566473.8A CN202110566473A CN113231473A CN 113231473 A CN113231473 A CN 113231473A CN 202110566473 A CN202110566473 A CN 202110566473A CN 113231473 A CN113231473 A CN 113231473A
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- China
- Prior art keywords
- emulsion
- pipe
- rolling mill
- communicated
- cooling system
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/10—Lubricating, cooling or heating rolls externally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B28/00—Maintaining rolls or rolling equipment in effective condition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B28/00—Maintaining rolls or rolling equipment in effective condition
- B21B28/02—Maintaining rolls in effective condition, e.g. reconditioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0218—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for strips, sheets, or plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0233—Spray nozzles, Nozzle headers; Spray systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0239—Lubricating
- B21B45/0245—Lubricating devices
- B21B45/0248—Lubricating devices using liquid lubricants, e.g. for sections, for tubes
- B21B45/0251—Lubricating devices using liquid lubricants, e.g. for sections, for tubes for strips, sheets, or plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/10—Lubricating, cooling or heating rolls externally
- B21B2027/103—Lubricating, cooling or heating rolls externally cooling externally
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention discloses a rolling mill emulsion cooling system, which comprises an emulsion box, wherein an emulsion extracting mechanism is arranged inside the emulsion box, a rolling mill housing emulsion supplying mechanism is arranged outside the emulsion box, the emulsion extracting mechanism comprises a first emulsion supplying pump, a second emulsion supplying pump, a third emulsion supplying pump and an emulsion storage tank which are arranged inside the emulsion box, the first emulsion supplying pump, the second emulsion supplying pump and the third emulsion supplying pump are sequentially arranged from left to right, a liquid outlet of the first emulsion supplying pump is communicated with a first emulsion pipe, and one end of the first emulsion pipe is communicated with one end of the emulsion storage tank. This rolling mill emulsion cooling system guarantees that three water heads that supply the breast pump are to a direction, and the pipe diameter increase reduces the pressure drop simultaneously, and increases emulsion storage neat jar, and the flow and the pressure of emulsion nozzle are guaranteed to the very big reduction pipeline pressure drop of energy storage simultaneously.
Description
Technical Field
The invention relates to the technical field of plate production, in particular to a rolling mill emulsion cooling system.
Background
The rolling mill is equipment for realizing a metal rolling process, is equipment for completing the whole process of rolled material production, and can be divided into two rolls, four rolls, six rolls, eight rolls, twelve rolls, eighteen rolls and the like according to the number of the rolls; the rollers can be divided into L type, T type, F type, Z type and S type according to the arrangement mode of the rollers. The common rolling mill mainly comprises a roller, a frame, a roller spacing adjusting device, a roller temperature adjusting device, a transmission device, a lubricating system, a control system, a roller dismounting device and the like. Besides the main parts and devices of the common rolling mill, the precision rolling mill is additionally provided with a device for ensuring the rolling precision.
When the ultrathin plate needs to be rolled, emulsion is well cooled and enough lubricated, so that smoothness of the rolling process and flatness of the plate shape can be ensured, and the conventional emulsion lubricating and cooling system of the rolling mill is generally as follows: (1)3 milk supply pumps (75KW, 200 m)3A/h, a 80m lift and an outlet DN150) are connected in parallel to DN200 pipelines, a main pipeline leading to a rolling mill housing is also DN200, then the DN150 pipeline is converted at the right side and leads to the edge of the housing, then the pipeline of DN65 is respectively connected to the upper part and the lower part of the housing, and finally each pipeline of DN65 is connected in parallel with 2 DN32 pipelines to be connected to a jet beam. The water heads at the outlets of the 3 pumps are mutually supported, so that the pressure loss is large, the pipe diameter of the whole pipeline is changed greatly, the flow speed is high, and more elbows are caused, so that the pressure drop along the way is obvious; (2) in order to ensure the flow and the pressure, simultaneously, 3 pumps are started, the pressure can only be maintained at 0.35MPa, the frequency is higher, the overload trip is easy, and the production and the quality cannot be ensured, therefore, the invention provides a rolling mill emulsion cooling system to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rolling mill emulsion cooling system, which solves the problems that the pipe diameter of the whole pipeline is changed greatly, the flow speed is high, the number of elbows is large, the pressure drop along the way is obvious, the pressure can only be maintained at 0.35MPa, the frequency is high, the overload trip is easy to occur, and the production and the quality cannot be ensured.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a rolling mill emulsion cooling system, includes the emulsion case, the inside of emulsion case is provided with emulsion extraction mechanism, the outside of emulsion case is provided with rolling mill housing and supplies breast mechanism.
Preferably, emulsion extraction mechanism is including setting up at the inside first breast pump that supplies of emulsion case, second breast pump, third breast pump and the neat jar of emulsion storage, first breast pump, second breast pump, third breast pump that supplies set gradually from a left side to the right side, the liquid outlet intercommunication of first breast pump that supplies has first emulsion pipe, the one end of first emulsion pipe and the one end intercommunication of the neat jar of emulsion storage, the liquid outlet intercommunication of second breast pump has the second emulsion pipe, the one end and the one end intercommunication of the neat jar of emulsion storage of second emulsion pipe, the liquid outlet intercommunication of third breast pump has the third emulsion pipe, the one end of third emulsion pipe and the one end intercommunication of the neat jar of emulsion storage.
Preferably, check valves are fixedly mounted on the surfaces of the first emulsion pipe, the second emulsion pipe and the third emulsion pipe, and manual valves are fixedly mounted on the surfaces of the first emulsion pipe, the second emulsion pipe and the third emulsion pipe.
Preferably, rolling mill memorial archway supplies breast mechanism includes trunk line and emulsion injection beam, the one end intercommunication of trunk line has U type pipeline, the other end of trunk line runs through the emulsion case and communicates with the other end of emulsion storage neat jar, the surface intercommunication branch pipe of trunk line, the inboard on U type pipeline surface all sprays the surface intercommunication of beam through metal collapsible tube and emulsion, metal collapsible tube is provided with a plurality of.
Preferably, the models of the first emulsion pipe, the second emulsion pipe and the third emulsion pipe are DN150, and the model of the emulsion storage tank is DN 508.
Preferably, the model of the main pipeline is DN300, the model of the U-shaped pipeline is DN300, and the model of the branch pipeline is DN 300.
Advantageous effects
The invention provides a rolling mill emulsion cooling system. Compared with the prior art, the method has the following beneficial effects:
the rolling mill emulsion cooling system is characterized in that an emulsion extracting mechanism is arranged inside an emulsion box, a rolling mill housing emulsion supplying mechanism is arranged outside the emulsion box, the emulsion extracting mechanism comprises a first emulsion supplying pump, a second emulsion supplying pump, a third emulsion supplying pump and an emulsion storage tank which are arranged inside the emulsion box, the first emulsion supplying pump, the second emulsion supplying pump and the third emulsion supplying pump are sequentially arranged from left to right, a liquid outlet of the first emulsion supplying pump is communicated with a first emulsion pipe, one end of the first emulsion pipe is communicated with one end of the emulsion storage tank, a liquid outlet of the second emulsion supplying pump is communicated with a second emulsion pipe, one end of the second emulsion pipe is communicated with one end of the emulsion storage tank, a liquid outlet of the third emulsion pump is communicated with a third emulsion pipe, one end of the third emulsion pipe is communicated with one end of the emulsion storage tank, check valves are fixedly arranged on the surfaces of the first emulsion pipe, the second emulsion pipe and the third emulsion pipe, the surface of the first emulsion pipe, the surface of the second emulsion pipe and the surface of the third emulsion pipe are all fixedly provided with manual valves, the rolling mill housing milk supply mechanism comprises a main pipeline and an emulsion injection beam, one end of the main pipeline is communicated with a U-shaped pipeline, the other end of the main pipeline penetrates through an emulsion box and is communicated with the other end of an emulsion storage tank, the surface of the main pipeline is communicated with branch pipes, the inner side of the surface of the U-shaped pipeline is communicated with the surface of the emulsion injection beam through metal hoses, the number of the metal hoses is a plurality, the types of the first emulsion pipe, the second emulsion pipe and the third emulsion pipe are DN150, the type of the emulsion storage tank is DN508, the type of the main pipeline is DN300, the type of the U-shaped pipeline is DN300, the type of the branch pipes is DN300, the water heads of the three emulsion supply pumps are ensured to be in one direction, the pipe diameters are increased simultaneously, the pressure drop is reduced, the emulsion storage tank is increased, the energy storage is also stored, and the pressure drop of the pipeline is greatly reduced, the flow and the pressure of the nozzle on the emulsion spraying beam are ensured.
Drawings
FIG. 1 is a schematic view of the internal structure of an improved emulsion tank of the present invention;
FIG. 2 is a schematic view of the improved milk supply mechanism of the rolling mill housing of the present invention;
FIG. 3 is a schematic view showing the internal structure of an emulsion tank before improvement of the present invention;
FIG. 4 is a schematic diagram of a milk supply mechanism structure of the improved front rolling mill housing of the invention.
In the figure: 1-an emulsion box, 2-a rolling mill housing milk supply mechanism, 201-a main pipeline, 202-an emulsion injection beam, 203-U-shaped pipelines, 204-a metal hose, 205-branch pipes, 3-an emulsion extraction mechanism, 301-a first emulsion supply pump, 302-a second emulsion supply pump, 303-a third emulsion supply pump, 304-an emulsion storage tank, 305-a first emulsion pipe, 306-a second emulsion pipe, 307-a third emulsion pipe, 308-a check valve and 309-a manual valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a rolling mill emulsion cooling system, includes emulsion case 1, and the inside of emulsion case 1 is provided with emulsion extraction mechanism 3, and the outside of emulsion case 1 is provided with rolling mill housing and supplies breast mechanism 2.
In the embodiment of the present invention, the emulsion pumping mechanism 2 includes a first milk supply pump 301, a second milk supply pump 302, a third milk supply pump 303 and an emulsion storage tank 304, which are arranged inside the emulsion tank 1, the first milk supply pump 301, the second milk supply pump 302, the third milk supply pump 303 is electrically connected with an external power supply and is controlled by a control switch, the first milk supply pump 301, the second milk supply pump 302 and the third milk supply pump 303 are sequentially arranged from left to right, a liquid outlet of the first milk supply pump 301 is communicated with a first emulsion pipe 305, one end of the first emulsion pipe 305 is communicated with one end of an emulsion storage tank 304, a liquid outlet of the second milk supply pump 302 is communicated with a second emulsion pipe 306, one end of the second emulsion pipe 306 is communicated with one end of the emulsion storage tank 304, a liquid outlet of the third milk supply pump 303 is communicated with a third emulsion pipe 307, and one end of the third emulsion pipe 307 is communicated with one end of the emulsion storage tank 304.
In the embodiment of the invention, check valves 308 are fixedly mounted on the surfaces of the first emulsion pipe 305, the second emulsion pipe 306 and the third emulsion pipe 307, and manual valves 309 are fixedly mounted on the surfaces of the first emulsion pipe 305, the second emulsion pipe 306 and the third emulsion pipe 307.
In the embodiment of the invention, the rolling mill housing milk supply mechanism 2 comprises a main pipe 201 and emulsion injection beams 202, one end of the main pipe 201 is communicated with a U-shaped pipeline 203, the other end of the main pipe 201 penetrates through an emulsion tank 1 and is communicated with the other end of an emulsion storage tank 304, the surface of the main pipe 201 is communicated with a branch pipe 205 and is communicated with emulsion in the housing at the other side of the rolling mill, the inner sides of the surfaces of the U-shaped pipelines 203 are communicated with the surfaces of the emulsion injection beams 202 through metal hoses 204, and a plurality of metal hoses 204 are arranged.
In the embodiment of the invention, the models of the first emulsion pipe 305, the second emulsion pipe 306 and the third emulsion pipe 307 are DN150, and the model of the emulsion storage tank 304 is DN508, so that energy can be stored.
In the embodiment of the invention, the model of the main pipeline 201 is DN300, the model before modification is DN200, the model of the U-shaped pipeline 203 is DN300, the model before modification is DN65, the model of the branch pipeline 205 is DN300, and the model before modification is DN 150.
And those not described in detail in this specification are well within the skill of those in the art.
During operation, open three manual valve 309 and first supply breast pump 301 simultaneously, second supplies breast pump 302, third supply breast pump 303, with the inside emulsion of emulsion case 1 simultaneously through first emulsion pipe 305, second emulsion pipe 306, third emulsion pipe 307 extraction to emulsion storage tank 304 in, the emulsion passes through emulsion storage tank 304 and gets into trunk line 201, further get into U type pipeline 203 through trunk line 201, then flow to emulsion injection beam 202 through metal collapsible tube 204, and spout through the nozzle on emulsion injection beam 202.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a rolling mill emulsion cooling system, includes emulsion case (1), its characterized in that: the emulsion extraction mechanism (3) is arranged inside the emulsion box (1), and the rolling mill housing milk supply mechanism (2) is arranged outside the emulsion box (1).
2. The rolling mill emulsion cooling system of claim 1 wherein: the emulsion extraction mechanism (2) comprises a first emulsion supply pump (301), a second emulsion supply pump (302), a third emulsion supply pump (303) and an emulsion storage tank (304) which are arranged in the emulsion box (1), the first milk supply pump (301), the second milk supply pump (302) and the third milk supply pump (303) are arranged from left to right in sequence, a liquid outlet of the first milk supply pump (301) is communicated with a first milk pipe (305), one end of the first emulsion pipe (305) is communicated with one end of the emulsion storage tank (304), a liquid outlet of the second milk supply pump (302) is communicated with a second milk pipe (306), one end of the second emulsion pipe (306) is communicated with one end of the emulsion storage tank (304), a liquid outlet of the third milk supply pump (303) is communicated with a third milk pipe (307), one end of the third emulsion pipe (307) is communicated with one end of the emulsion storage tank (304).
3. A rolling mill emulsion cooling system according to claim 2, wherein: check valves (308) are fixedly mounted on the surfaces of the first emulsion pipe (305), the second emulsion pipe (306) and the third emulsion pipe (307), and manual valves (309) are fixedly mounted on the surfaces of the first emulsion pipe (305), the second emulsion pipe (306) and the third emulsion pipe (307).
4. The rolling mill emulsion cooling system of claim 1 wherein: rolling mill memorial archway supplies breast mechanism (2) to spray beam (202) including trunk line (201) and emulsion, the one end intercommunication of trunk line (201) has U type pipeline (203), the other end of trunk line (201) run through emulsion case (1) and with the other end intercommunication of emulsion storage neat jar (304), the surface intercommunication branch pipe (205) of trunk line (201), the inboard on U type pipeline (203) surface all sprays the surface intercommunication of beam (202) through metal collapsible tube (204) and emulsion, metal collapsible tube (204) are provided with a plurality of.
5. A rolling mill emulsion cooling system according to claim 2, wherein: the types of the first emulsion pipe (305), the second emulsion pipe (306) and the third emulsion pipe (307) are DN150, and the type of the emulsion storage tank (304) is DN 508.
6. The rolling mill emulsion cooling system of claim 4 wherein: the model of main pipeline (201) is DN300, the model of U type pipeline (203) is DN300, the model of branch pipe (205) is DN 300.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110566473.8A CN113231473A (en) | 2021-05-24 | 2021-05-24 | Rolling mill emulsion cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110566473.8A CN113231473A (en) | 2021-05-24 | 2021-05-24 | Rolling mill emulsion cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113231473A true CN113231473A (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110566473.8A Pending CN113231473A (en) | 2021-05-24 | 2021-05-24 | Rolling mill emulsion cooling system |
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| CN (1) | CN113231473A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289526A (en) * | 2014-09-19 | 2015-01-21 | 浙江龙盛薄板有限公司 | Cold rolling and wet leveling control method for single-rack reversible rolling mill and cold rolling control system thereof |
| CN108296293A (en) * | 2018-04-09 | 2018-07-20 | 常州市亿和铝合金焊材有限公司 | A kind of cooling system of rolled aluminium alloy bar three-high mill |
| CN209057715U (en) * | 2018-10-26 | 2019-07-05 | 山东黄金崮云湖国际高尔夫俱乐部有限公司 | A kind of sprinkling irrigation pump house system |
| CN211134976U (en) * | 2019-11-28 | 2020-07-31 | 武汉武森轧钢成套技术有限公司 | Cold rolling device for HiB steel |
| CN211564066U (en) * | 2019-12-03 | 2020-09-25 | 通用电气（武汉）自动化有限公司 | Rolling mill emulsion flow control device |
-
2021
- 2021-05-24 CN CN202110566473.8A patent/CN113231473A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289526A (en) * | 2014-09-19 | 2015-01-21 | 浙江龙盛薄板有限公司 | Cold rolling and wet leveling control method for single-rack reversible rolling mill and cold rolling control system thereof |
| CN108296293A (en) * | 2018-04-09 | 2018-07-20 | 常州市亿和铝合金焊材有限公司 | A kind of cooling system of rolled aluminium alloy bar three-high mill |
| CN209057715U (en) * | 2018-10-26 | 2019-07-05 | 山东黄金崮云湖国际高尔夫俱乐部有限公司 | A kind of sprinkling irrigation pump house system |
| CN211134976U (en) * | 2019-11-28 | 2020-07-31 | 武汉武森轧钢成套技术有限公司 | Cold rolling device for HiB steel |
| CN211564066U (en) * | 2019-12-03 | 2020-09-25 | 通用电气（武汉）自动化有限公司 | Rolling mill emulsion flow control device |
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Application publication date: 20210810 |
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| RJ01 | Rejection of invention patent application after publication |