CN211866201U - Pre-cleaning system of single-machine four-roller rolling mill - Google Patents
Pre-cleaning system of single-machine four-roller rolling mill Download PDFInfo
- Publication number
- CN211866201U CN211866201U CN202020220614.1U CN202020220614U CN211866201U CN 211866201 U CN211866201 U CN 211866201U CN 202020220614 U CN202020220614 U CN 202020220614U CN 211866201 U CN211866201 U CN 211866201U
- Authority
- CN
- China
- Prior art keywords
- distribution pipe
- nozzles
- cleaning unit
- mill
- nozzle
- 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.)
- Active
Links
Images
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model relates to a four high mill of unit system of wasing in advance, its characterized in that: the upper emulsion cleaning unit comprises an upper support frame, an upper pipe clamp and an upper distribution pipe, the upper distribution pipe is fixedly arranged on the upper support frame through the upper pipe clamp, and an upper fan-shaped nozzle assembly and an emulsion inlet are arranged on the upper distribution pipe; the lower emulsion cleaning unit comprises a lower support frame, a lower pipe clamp and a lower distribution pipe, the lower distribution pipe is fixedly mounted on the lower support frame through the lower pipe clamp, and a lower fan-shaped nozzle assembly and an emulsion inlet are arranged on the lower distribution pipe. The utility model has the advantages of being scientific and reasonable in design, can wash band steel face comprehensively in band steel processing rolling process, can prevent effectively that the foreign matter from being drawn into four-high mill and influence rolling mill work efficiency on the belted steel, can reduce band steel face roll mark and foreign matter simultaneously and impress, improve belted steel processingquality.
Description
Technical Field
The utility model belongs to the technical field of steel rolling processing, a unit four-high mill cleaning system in advance is related to.
Background
The single-machine four-roller rolling mill is key equipment for producing cold-rolled thin strip steel, an acid-washing coil is rolled to a specified thickness through repeated rolling, the defects of roller marks, foreign matter pressing-in and the like often appear on the surface of a strip steel plate in the process of rolling the steel coil, and the defects of the two products have no obvious rules, are mostly accidental and cannot be pre-judged before production. The long-time tracking is adopted, the roll mark is generally caused by that oil sludge on a rack at the inlet and the outlet of a rolling mill falls on the plate surface and then is transferred to a working roll of the rolling mill, the foreign matter is pressed into a hot-rolled coil during the production of a pickling line, colloidal substances rubbed off by the plate surface of the steel coil and a rubber roll or a guide plate table are adhered to the plate surface, and grinding materials are rolled into the roll gap and pressed into the surface of a steel strip plate during the production of the rolling mill. The two defects can cause product remanufacturing or degradation, a production line needs to be stopped to replace a working roller after the defects occur, roller consumption is increased, a production table is shortened, and batch quality accidents can be caused if the defects are not found in time.
Therefore, a system capable of pre-cleaning the strip steel plate surface needs to be designed, so that the cleanliness of the strip steel plate surface entering a single-machine four-roller mill is ensured, and the product processing quality and effect are ensured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a unit four-high rolling mill cleaning system in advance, can effectively wash cleanly about the band steel, avoids in the foreign matter is drawn into the roll gap of rolling mill working roll, reduces the emergence of defects such as face roller mark, foreign matter are impressed, guarantees the rolling quality of belted steel.
The utility model provides a its technical problem realize through following technical scheme:
the utility model provides a four high rolling mill of unit system of wasing in advance which characterized in that: the device comprises a four-roller mill, a thickness gauge, an upper emulsion cleaning unit and a lower emulsion cleaning unit, wherein the thickness gauge, the upper emulsion cleaning unit and the lower emulsion cleaning unit are arranged on the four-roller mill; the lower emulsion cleaning unit comprises a lower support frame, a lower pipe clamp and a lower distribution pipe, the lower distribution pipe is fixedly installed on the lower support frame through the lower pipe clamp, and a lower fan-shaped nozzle assembly and an emulsion inlet are arranged on the lower distribution pipe.
And the upper emulsion cleaning unit and the lower emulsion cleaning unit are respectively and symmetrically arranged on two sides of the central position of the four-high rolling mill.
And, go up emulsion cleaning unit and keep a certain interval with the calibrator.
And, go up fan-shaped nozzle assembly and include three first nozzle and six second nozzles, three first nozzle set up in go up distribution pipe center department, six second nozzle symmetric distribution set up in go up the distribution pipe both ends, the spray area of first nozzle is less than the second nozzle.
Also, the three first nozzles are spaced apart less than the six second nozzles.
And, fan-shaped nozzle assembly includes three third nozzle and six fourth nozzles down, three third nozzle set up in distribution pipe center department down, six fourth nozzle symmetric distribution set up in distribution pipe both ends down, the spray area of third nozzle is less than the fourth nozzle.
Also, the intervals between the three third nozzles are smaller than the six fourth nozzle intervals.
The utility model discloses an advantage and beneficial effect do:
1. the utility model discloses a unit four-high mill cleaning system in advance through setting up upper and lower emulsion cleaning unit on four-high mill, carries out the emulsion to the belted steel that gets into the four-high mill roller and washs in advance, and the probability in the foreign matter is drawn into the four-high mill roller on the reducible belted steel, and can reduce belted steel face roll mark and foreign matter and impress, improves belted steel processingquality.
2. The utility model discloses a unit four-high mill cleaning system in advance goes up emulsion cleaning unit and is two emulsion cleaning unit down, and the symmetry sets up in four-high mill central point respectively and puts both sides, ensures the cleaning performance that belted steel adds man-hour in four-high mill, guarantees belted steel face cleaning performance.
3. The utility model discloses a four high mill of unit system of wasing in advance goes up emulsion cleaning unit and thickness gauge and keeps the determining deviation, can avoid causing the defect of thickness detection signal distortion by the emulsion against the current.
4. The utility model discloses a unit four-high mill is cleaning system in advance, upper fan-shaped nozzle assembly include three first nozzles and six second nozzles, three first nozzles set up in upper distribution pipe center department, six second nozzles symmetric distribution set up in upper distribution pipe both ends, the spray area of first nozzle is less than the second nozzle; the lower fan-shaped nozzle assembly comprises three third nozzles and six fourth nozzles, the three third nozzles are arranged at the center of the lower distribution pipe, the six fourth nozzles are symmetrically arranged at two ends of the lower distribution pipe, the spray area of the third nozzles is smaller than that of the fourth nozzles, the full coverage of the surface of the strip steel can be realized, and no dead angle is guaranteed during cleaning.
5. The utility model discloses a unit four-high rolling mill cleaning system in advance, the interval between the three first nozzle is less than six second nozzle intervals, and the interval between the three third nozzle is less than six fourth nozzle intervals, at the high-speed operation in-process of four-high rolling mill, can effectively clear away the foreign matter of falling the middle adhesion of taking the steel sheet face, avoids high-speed during operation, and the foreign matter is too late to drop and is drawn into the roll gap, guarantees four-high rolling mill's normal operating.
6. The utility model has the advantages of being scientific and reasonable in design, can wash band steel face comprehensively in band steel processing rolling process, can prevent effectively that the foreign matter from being drawn into four-high mill and influence rolling mill work efficiency on the belted steel, can reduce band steel face roll mark and foreign matter simultaneously and impress, improve belted steel processingquality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the upper and lower emulsion cleaning units of the present invention.
Description of the reference numerals
The device comprises 1-four-high mill, 2-four-high mill, 3-strip steel, 4-lower support frame, 5-lower pipe clamp, 6-lower distribution pipe, 7-lower fan-shaped nozzle assembly, 8-upper fan-shaped nozzle assembly, 9-upper distribution pipe, 10-upper pipe clamp, 11-upper support frame, 12-thickness gauge, 13-movable support, 14-emulsion inlet, 15-first nozzle, 16-second nozzle, 17-third nozzle and 18-third nozzle.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
A pre-cleaning system of a stand-alone four-high rolling mill is innovative in that: the device comprises a four-high mill 1, a thickness gauge 12, an upper emulsion cleaning unit and a lower emulsion cleaning unit, wherein the thickness gauge 12, the upper emulsion cleaning unit and the lower emulsion cleaning unit are arranged on the four-high mill, the thickness gauge is supported by a movable support 13 to measure the thickness of strip steel, the upper emulsion cleaning unit comprises an upper support frame 11, an upper pipe clamp 10 and an upper distribution pipe 9, the upper distribution pipe is fixedly arranged on the upper support frame through the upper pipe clamp, and an upper fan-shaped nozzle assembly 8 and an emulsion inlet 14 are arranged on the upper distribution pipe; the lower emulsion cleaning unit comprises a lower support frame 4, a lower pipe clamp 5 and a lower distribution pipe 6, the lower distribution pipe is fixedly installed on the lower support frame through the lower pipe clamp, a lower fan-shaped nozzle assembly 7 and an emulsion inlet are arranged on the lower distribution pipe, emulsion pre-cleaning is carried out on strip steel 3 entering the four-roller mill roller 2 through the upper emulsion cleaning unit and the lower emulsion cleaning unit arranged on the four-roller mill, the probability that foreign matters on the strip steel are drawn into the four-roller mill roller is reduced, the roll marks on the surface of the strip steel and the pressing-in of the foreign matters can be reduced, and the processing quality of the strip steel is improved.
The upper emulsion cleaning unit and the lower emulsion cleaning unit are respectively and symmetrically arranged on two sides of the central position of the four-high rolling mill, so that the cleaning effect of the strip steel in the four-high rolling mill during processing is ensured, and the cleaning effect of the surface of the strip steel plate is ensured.
The upper emulsion cleaning unit and the thickness gauge keep a certain distance, so that the defect of thickness detection signal distortion caused by emulsion countercurrent can be avoided.
The upper fan-shaped nozzle assembly comprises three first nozzles 15 and six second nozzles 16, the three first nozzles are arranged at the center of the upper distribution pipe, the six second nozzles are symmetrically distributed at two ends of the upper distribution pipe, and the spraying area of the first nozzles is smaller than that of the second nozzles; the lower fan-shaped nozzle assembly comprises three third nozzles 17 and six fourth nozzles 18, the three third nozzles are arranged at the center of the lower distribution pipe, the six fourth nozzles are symmetrically distributed at two ends of the lower distribution pipe, the spray area of the third nozzles is smaller than that of the fourth nozzles, the full coverage of the surface of the strip steel can be realized, and no dead angle is guaranteed during cleaning.
The interval between the three first nozzles is smaller than the interval between the six second nozzles, the interval between the three third nozzles is smaller than the interval between the six fourth nozzles, and in the high-speed running process of the four-roller mill, foreign matters adhered to the middle of the surface of the strip steel plate can be effectively removed, so that the situation that the foreign matters are rolled into a roll gap due to the fact that the foreign matters cannot fall in time when the four-roller mill works at a high speed is avoided, and the normal running of the four-roller mill is guaranteed.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (7)
1. The utility model provides a four high rolling mill of unit system of wasing in advance which characterized in that: the device comprises a four-roller mill, a thickness gauge, an upper emulsion cleaning unit and a lower emulsion cleaning unit, wherein the thickness gauge, the upper emulsion cleaning unit and the lower emulsion cleaning unit are arranged on the four-roller mill; the lower emulsion cleaning unit comprises a lower support frame, a lower pipe clamp and a lower distribution pipe, the lower distribution pipe is fixedly installed on the lower support frame through the lower pipe clamp, and a lower fan-shaped nozzle assembly and an emulsion inlet are arranged on the lower distribution pipe.
2. The stand-alone four high mill precleaning system of claim 1, wherein: the upper emulsion cleaning unit and the lower emulsion cleaning unit are two and are respectively and symmetrically arranged on two sides of the central position of the four-high rolling mill.
3. The stand-alone four high mill precleaning system of claim 1, wherein: the upper emulsion cleaning unit and the thickness gauge keep a certain distance.
4. The stand-alone four high mill precleaning system of claim 1, wherein: go up fan-shaped nozzle assembly and include three first nozzle and six second nozzles, three first nozzle set up in go up distribution pipe center department, six second nozzle symmetric distribution set up in go up the distribution pipe both ends, the spray area of first nozzle is less than the second nozzle.
5. The stand-alone four high mill precleaning system of claim 4, wherein: the spacing between the three first nozzles is less than the six second nozzle spacing.
6. The stand-alone four high mill precleaning system of claim 1, wherein: the lower fan-shaped nozzle assembly comprises three third nozzles and six fourth nozzles, the three third nozzles are arranged at the center of the lower distribution pipe, the six fourth nozzles are symmetrically distributed at two ends of the lower distribution pipe, and the spray area of the third nozzles is smaller than that of the fourth nozzles.
7. The stand-alone four high mill precleaning system of claim 6, wherein: the spacing between the three third nozzles is less than the six fourth nozzle spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020220614.1U CN211866201U (en) | 2020-02-27 | 2020-02-27 | Pre-cleaning system of single-machine four-roller rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020220614.1U CN211866201U (en) | 2020-02-27 | 2020-02-27 | Pre-cleaning system of single-machine four-roller rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211866201U true CN211866201U (en) | 2020-11-06 |
Family
ID=73254249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020220614.1U Active CN211866201U (en) | 2020-02-27 | 2020-02-27 | Pre-cleaning system of single-machine four-roller rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211866201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111375638A (en) * | 2020-02-27 | 2020-07-07 | 天津轧一冷轧薄板有限公司 | Pre-cleaning system of single-machine four-roller rolling mill |
-
2020
- 2020-02-27 CN CN202020220614.1U patent/CN211866201U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111375638A (en) * | 2020-02-27 | 2020-07-07 | 天津轧一冷轧薄板有限公司 | Pre-cleaning system of single-machine four-roller rolling mill |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1344460A (en) | Method of and apparatus for producing low-carbon cold steel sheet | |
| WO2013143263A1 (en) | Hot rolled slab impact type mechanical scale removal device | |
| CN110170528B (en) | Control method for white spot defect on surface of cold-rolled low-carbon steel | |
| CN211866201U (en) | Pre-cleaning system of single-machine four-roller rolling mill | |
| CN109332387B (en) | Temper mill for preventing middle wave shape, production system and production method | |
| CN109731914B (en) | Rolling method for improving surface quality of double-roller continuous casting rolled strip | |
| CN203526218U (en) | Hot rolling unit rolling mill and coiling machine side guide plate | |
| CN113477709A (en) | Production process suitable for controlling oil stains on surface of austenitic cold-rolled stainless steel | |
| CN111375638A (en) | Pre-cleaning system of single-machine four-roller rolling mill | |
| CN104209321A (en) | Double-rack six-roller UCM leveling and double cold reduction unit for production of tinned substrate | |
| CN203018474U (en) | Plate blank descaling treatment device during rough rolling of hot-rolled strip steel | |
| CN103357676B (en) | A kind of system of subdivision control of level liquid injection pressure and method thereof | |
| CN113102507A (en) | Silicon steel rolling system | |
| CN201558849U (en) | On-line water and slag blocking device of rolling mill roller bearing seat | |
| CN113198846A (en) | Method for protecting roller patterns during rolling of extremely-thin gauge plate | |
| CN107008766A (en) | A kind of method that single stand four-roller planisher produces DR BA black plates | |
| CN107695097A (en) | A kind of cold-rolled steel sheet Preparation equipment for high-end equipment manufacturing | |
| CN208275946U (en) | Deviation correcting device protects structure and strip production equipment | |
| CN108273859A (en) | Point inspection method for high-pressure water descaling device | |
| GB1469241A (en) | Method and apparatus for continuously casting and rolling non- ferrous product | |
| CN113305160A (en) | Descaling machine pinch roll control method and device and strip steel descaling system | |
| CN216501536U (en) | Band steel scratch-proof device for roughing mill | |
| CN102126185B (en) | Shot peening process for removing scale on surface of steel belt | |
| CN109692871A (en) | A kind of rolling system that cold rolling is rolled up end to end | |
| CN110976392A (en) | Hot rolling coiling machine front roller table sweeps device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 396, Chaoxia Road, Dagang Economic and Technological Development Zone, Binhai New Area, Tianjin 300270 Patentee after: Tianjin Xintian steel cold rolled plate Co.,Ltd. Address before: No. 396, Chaoxia Road, Dagang Economic and Technological Development Zone, Binhai New Area, Tianjin 300270 Patentee before: TIANJIN ROLLING-ONE STEEL Co.,Ltd. |