CN117960803A - Rolling mill housing window precision detection device - Google Patents
Rolling mill housing window precision detection device Download PDFInfo
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- CN117960803A CN117960803A CN202410389322.3A CN202410389322A CN117960803A CN 117960803 A CN117960803 A CN 117960803A CN 202410389322 A CN202410389322 A CN 202410389322A CN 117960803 A CN117960803 A CN 117960803A
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- mill housing
- rolling mill
- measuring
- track
- vehicle body
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- 238000005096 rolling process Methods 0.000 title claims abstract description 59
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000006073 displacement reaction Methods 0.000 claims abstract description 6
- 230000008602 contraction Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a rolling mill housing window precision detection device, which belongs to the technical field of rolling mill housing maintenance equipment, and comprises a vehicle body arranged on a track at the inner side of a rolling mill housing window, wherein first indication plates are arranged at the top end and two sides of the vehicle body, and second indication plates which are in one-to-one correspondence with the first indication plates are arranged on the rolling mill housing; the rolling mill housing is provided with an adjusting mechanism, the adjusting mechanism is used for adjusting the position of the rolling mill body so that the first indication board and the second indication board can respectively correspond to each other, the adjusting mechanism is used for adjusting the relative positions of the measuring hydraulic cylinder and the sliding plate on the inner side wall of the rolling mill housing, the two sides of the rolling mill body are provided with a plurality of measuring hydraulic cylinders, and the measuring hydraulic cylinders are provided with displacement sensors for measuring the expansion and contraction amounts of the measuring hydraulic cylinders. The invention not only can obviously improve the measuring precision of the mill housing window, but also can ensure the stability and reliability of the whole measuring process, simultaneously gives consideration to the flexibility in the measuring process, and can rapidly finish the rapid switching of different measuring positions.
Description
Technical Field
The invention belongs to the technical field of mill housing maintenance equipment, and particularly relates to a mill housing window precision detection device.
Background
The accuracy of the mill housing window directly affects the stability of the mill and the quality of the product. The inner side wall of the mill housing is provided with a sliding plate which is in direct contact with the sliding plate of the bearing seat, and the rolling force impact is large and the sliding plate is worn rapidly due to the poor working conditions of the rolling mill, particularly the heavy and medium plate rolling mill and the hot rolling mill. When the sliding plate is worn, the window precision of the mill housing is poor, and further serious problems of poor main transmission stability, large axial force, poor product plate shape and the like are brought. Therefore, mill housing window accuracy has been a major concern for equipment management personnel.
In order to truly understand the condition of the rolling mill, equipment management personnel usually ask a professional measurement team to measure the accuracy of the housing window. At present, the laser tracker is mainly used for measurement, and the defects of high equipment cost, complicated measurement process, high measurement cost of window precision of a mill housing and the like are overcome, wherein the professional measurement team is required to operate, and even a steel plant with better conditions can only achieve occasional measurement precision.
In the prior art, document CN220444652U discloses a quick measuring device for a mill housing window, which comprises a measuring bracket, a first fixing seat and a second fixing seat, wherein the measuring bracket comprises a horizontal bracket and a first vertical bracket and a second vertical bracket which are arranged at two ends of the horizontal bracket, the two first fixing seats are detachably arranged on the mill housing oppositely, the first vertical bracket and the second vertical bracket penetrate into the two first fixing seats respectively, a first adjusting piece is arranged at the bottom of the first fixing seat to adjust the horizontal height of the measuring bracket, a second adjusting piece is arranged at the top of the first fixing seat to adjust the fixing position of the measuring bracket, and the second fixing seat is detachably arranged on the horizontal bracket to fix a micrometer. However, with this solution, the measurement position needs to be adjusted manually and frequently by means of an operator, and there still remains the problem that the operation is not handy and measurement errors are liable to occur.
Disclosure of Invention
The invention provides a rolling mill housing window precision detection device at least for solving the technical problems in the background art.
The invention adopts the following technical scheme.
The utility model provides a rolling mill housing window accuracy testing device, includes the automobile body that sets up on rolling mill housing window inboard track, installs first sign on the top and both sides of automobile body, installs the second sign that corresponds with first sign one-to-one on rolling mill housing; the rolling mill housing is provided with an adjusting mechanism, the adjusting mechanism is used for adjusting the position of the mill body so that the first indication board and the second indication board can respectively correspond to each other, the adjusting mechanism is used for adjusting the relative positions of the measuring hydraulic cylinder and the sliding plate on the inner side wall of the rolling mill housing, the two sides of the mill body are provided with a plurality of measuring hydraulic cylinders, and the measuring hydraulic cylinders are provided with displacement sensors for measuring the expansion and contraction amount of the hydraulic cylinders.
Further, the rail comprises an inverted V-shaped rail at the lower part of a rolling mill housing window, and an inverted V-shaped sliding plate capable of sliding along the inverted V-shaped rail is arranged on the first side of the vehicle body.
Further, the rail also comprises a plane rail at the lower part of the mill housing window, the plane rail is parallel to the inverted V-shaped rail, and a cambered surface sliding plate corresponding to the plane rail is arranged at the second side of the vehicle body.
Further, the adjusting mechanism comprises adjusting hydraulic cylinders arranged on two sides of a mill housing, the adjusting hydraulic cylinders on two sides are arranged oppositely, and the telescopic ends of the adjusting hydraulic cylinders are arranged close to a vehicle body.
Further, the adjusting mechanism further comprises a spiral lifter arranged at the lower part of the vehicle body, the spiral lifter is started to enable the upper part of the vehicle body to vertically move to a target position, and the measuring hydraulic cylinder can synchronously lift along with the upper part of the vehicle body.
In the invention, the track is a track for entering and exiting of rollers, which is adopted by a rolling mill, and the technical point is very critical in the scheme of the invention.
Further, the first indication board and the second indication board are positioned on the X axis and the Y axis of the same plane coordinate system.
The beneficial effects are that: by adopting the scheme of the invention, the measuring precision of the window of the mill housing can be obviously improved, the measuring precision of the window of the mill housing can be controlled within 0.1mm, the whole measuring process is stable and reliable, meanwhile, the flexibility in the measuring process is ensured, the quick switching of different measuring positions can be completed within three seconds, more importantly, no professional technical requirements are required for measuring operators, equipment management personnel and common operators in a workshop can smoothly complete the operation, the detection is convenient and quick, the detection cost is greatly reduced, and the detection device can be pushed into the mill housing for measurement when the supporting roller is replaced each time, so that the device is very applicable.
Drawings
FIG. 1 is a schematic diagram of a rolling mill housing window accuracy detection device in an embodiment;
fig. 2 is a schematic diagram of the structure of the track of the rolling mill housing window precision detection device.
The reference numerals in the drawings: mill housing 1, track 2, inverted V-shaped track 201, planar track 202, car body 3, inverted V-shaped slide 301, cambered surface slide 302, first sign 4, second sign 5, adjustment mechanism 6, adjustment hydraulic cylinder 601, measurement hydraulic cylinder 7, spiral elevator 8.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-2, a rolling mill housing window accuracy detection device includes: the rolling mill housing comprises a rolling mill body 3 arranged on a track 2 on the inner side of a window of the rolling mill housing 1, wherein first indication plates 4 are arranged at the top end and two sides of the rolling mill body 3, second indication plates 5 corresponding to the first indication plates 4 one by one are arranged on the rolling mill housing 1, the first indication plates 4 and the second indication plates 5 are positioned on an X axis and a Y axis of the same plane coordinate system, an adjusting mechanism 6 is arranged on the rolling mill housing 1, the adjusting mechanism 6 is used for adjusting the position of the rolling mill body 3 so that the first indication plates 4 and the second indication plates 5 can respectively correspond, a plurality of measuring hydraulic cylinders 7 are arranged at two sides of the rolling mill body 3, the adjusting mechanism 6 can adjust the relative positions of the measuring hydraulic cylinders 7 and sliding plates on the inner side walls of the rolling mill housing 1, and displacement sensors for measuring the expansion and contraction of the measuring hydraulic cylinders 7 are arranged on the measuring hydraulic cylinders 7.
In this scheme, when using for the first time, the slide of rolling mill housing 1 inside wall is new slide, displacement sensor shows the numerical value and marks zero for initial state numerical value this moment, need carry out reference position to this detection device this moment and mark, wherein, first sign 4 on the automobile body 3 has three, be located automobile body 3 top and automobile body both sides respectively, second sign 5 on the rolling mill housing 1 has three, respectively with first sign 4 one-to-one, after passing through first sign 4 and second sign 5 one-to-one, regard this position as the reference position of follow-up measurement, after rolling mill housing 1 uses for many times, the slide receives wearing and tearing, during follow-up measurement, walk automobile body 3 to rolling mill housing 1 window department along track 2, adjust automobile body 3 position through adjustment mechanism 6, so that after first sign 4 and second sign 5 one-to-one, stretch out with the slide on the rolling mill housing 1 through the measuring cylinder 7 telescopic end on the rolling mill housing 1, the numerical value that displacement sensor fed back and initial state numerical value promptly is the difference that the numerical value was used for the time, wherein, it is the data acquisition system is transferred to the data acquisition system to the data acquisition aid, the difference, the system is sensed to the data to the rolling mill housing.
In the embodiment, the track 2 is a track which is taken by a rolling mill and used for entering and exiting rollers, the track 2 comprises an inverted V-shaped track 201 and a plane track 202 which are arranged at the lower part of a window of a housing 1 of the rolling mill, an inverted V-shaped sliding plate 301 corresponding to the inverted V-shaped track 201 is arranged on a first side of the vehicle body 3, and a cambered surface sliding plate 302 corresponding to the plane track 202 is arranged on a second side of the vehicle body 3.
In this embodiment, when the vehicle body 3 slides along the track 2, the inverted V-shaped slide plate 301 slides along the inverted V-shaped track 201, so as to ensure the guiding and stability of the vehicle body 3; the cambered surface sliding plate 302 slides along the plane track 202, and a matching gap is arranged between the inverted V-shaped sliding plate 301 and the inverted V-shaped track 201, so that the position of the vehicle body 3 can be conveniently adjusted by the adjusting mechanism 6.
In this embodiment, the adjusting mechanism 6 includes adjusting hydraulic cylinders 601 installed at two sides of the mill housing 1 and a screw lifter 8 installed at the tail of the vehicle body 3, and when the screw lifter 8 is started, the upper part of the vehicle body 3 can vertically move to a target position, and the measuring hydraulic cylinder 7 can synchronously lift along with the upper part of the vehicle body 3.
In this scheme, can adjust the horizontal position of automobile body 3 through driving adjustment pneumatic cylinder 601 to make the first sign 4 at automobile body 3 top align with the second sign 5 at rolling mill housing 1 top, both sides all install adjustment pneumatic cylinder 601, can transversely fix after automobile body 3 position adjustment, can adjust the longitudinal position on automobile body 3 upper portion through screw lift 8, so that the first sign 4 of automobile body 3 both sides aligns with the second sign 5 of rolling mill housing 1 both sides, and screw lift 8 adopts spiral power, has the self-locking function, can guarantee the position stability at follow-up measurement in-process of automobile body 3. The measuring hydraulic cylinder 7, the adjusting hydraulic cylinder 601, and the screw lifter 8 are existing devices that can be easily adapted and selected by a person skilled in the art according to actual needs, and are not described herein.
By adopting the scheme in the embodiment, the measuring precision of the window of the rolling mill housing can be obviously improved, the measuring precision of the window of the rolling mill housing can be controlled within 0.1mm, the stability and reliability of the whole measuring process can be ensured, meanwhile, the flexibility in the measuring process is also realized, the quick switching of different measuring positions can be completed within three seconds, more importantly, no professional technical requirements are required for measuring operators, equipment management personnel and common operating personnel in a workshop can smoothly complete the operation, the detection is convenient and quick, the detection device can be pushed into the rolling mill housing for measurement when the supporting rolls are replaced each time, the single detection cost of a single rolling mill housing can be controlled to be about one hundred yuan, compared with the cost (3-4 ten thousand/time) required to be detected by a professional measuring team, the cost reduction and efficiency improvement can be realized for the whole domestic rolling industry, and the method is very applicable.
Claims (7)
1. The device is characterized by comprising a vehicle body arranged on a track at the inner side of a rolling mill housing window, wherein first indication plates are arranged at the top end and two sides of the vehicle body, and second indication plates which are in one-to-one correspondence with the first indication plates are arranged on the rolling mill housing; the rolling mill housing is provided with an adjusting mechanism, the adjusting mechanism is used for adjusting the position of the mill body so that the first indication board and the second indication board can respectively correspond to each other, the adjusting mechanism is used for adjusting the relative positions of the measuring hydraulic cylinder and the sliding plate on the inner side wall of the rolling mill housing, the two sides of the mill body are provided with a plurality of measuring hydraulic cylinders, and the measuring hydraulic cylinders are provided with displacement sensors for measuring the expansion and contraction amount of the hydraulic cylinders.
2. The rolling mill housing window accuracy detection device according to claim 1, wherein: the track comprises an inverted V-shaped track at the lower part of a mill housing window, and an inverted V-shaped sliding plate capable of sliding along the inverted V-shaped track is arranged on the first side of the vehicle body.
3. The rolling mill housing window accuracy detection device according to claim 2, wherein: the track also comprises a plane track at the lower part of the mill housing window, the plane track is parallel to the inverted V-shaped track, and a cambered surface sliding plate corresponding to the plane track is arranged at the second side of the vehicle body.
4. A rolling mill housing window accuracy detection device according to claim 3, characterized in that: the adjusting mechanism comprises adjusting hydraulic cylinders arranged on two sides of a mill housing, the adjusting hydraulic cylinders on two sides are arranged oppositely, and the telescopic ends of the adjusting hydraulic cylinders are arranged close to a vehicle body.
5. The mill housing window accuracy detection device according to claim 4, wherein: the adjusting mechanism further comprises a spiral lifter arranged at the lower part of the vehicle body, the spiral lifter is started to enable the upper part of the vehicle body to vertically move to a target position, and the measuring hydraulic cylinder can synchronously lift along with the upper part of the vehicle body.
6. The rolling mill housing window accuracy detection device according to any one of claims 1 to 5, wherein: the track adopts a track which is taken by a rolling mill and used for entering and exiting of rollers.
7. The mill housing window accuracy detection device of claim 6, wherein: the first indication board and the second indication board are positioned on an X axis and a Y axis of the same plane coordinate system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410389322.3A CN117960803B (en) | 2024-04-02 | 2024-04-02 | Rolling mill housing window precision detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410389322.3A CN117960803B (en) | 2024-04-02 | 2024-04-02 | Rolling mill housing window precision detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117960803A true CN117960803A (en) | 2024-05-03 |
| CN117960803B CN117960803B (en) | 2024-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410389322.3A Active CN117960803B (en) | 2024-04-02 | 2024-04-02 | Rolling mill housing window precision detection device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080068209A (en) * | 2007-01-18 | 2008-07-23 | 강득룡 | Center and width measuring apparatus |
| CN101700527A (en) * | 2009-11-19 | 2010-05-05 | 中国第一冶金建设有限责任公司 | Alignment method of thick-wall and large-diameter tube mill |
| CN105880298A (en) * | 2015-01-26 | 2016-08-24 | 鞍钢股份有限公司 | Centering calibration method for rolling center line |
| CN107537868A (en) * | 2017-08-22 | 2018-01-05 | 安徽马钢重型机械制造有限公司 | A kind of cold rolling mill window space position dimension precision online test method |
| CN109307479A (en) * | 2018-09-03 | 2019-02-05 | 上海交通大学 | Measure the mobile type digital snap-gauge and its measurement method of car body profile variation |
| CN110220441A (en) * | 2019-06-27 | 2019-09-10 | 中国有色金属工业第六冶金建设有限公司 | A kind of measurement method for rolling-mill housing installation |
| CN111174766A (en) * | 2019-12-27 | 2020-05-19 | 铜陵有色金属集团铜冠建筑安装股份有限公司 | Precise span measurement auxiliary tool and measurement method for heavy track of large-span traveling vehicle |
| CN115301742A (en) * | 2022-08-18 | 2022-11-08 | 北京首钢股份有限公司 | Auxiliary tool and method for measuring space of rolling mill |
-
2024
- 2024-04-02 CN CN202410389322.3A patent/CN117960803B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080068209A (en) * | 2007-01-18 | 2008-07-23 | 강득룡 | Center and width measuring apparatus |
| CN101700527A (en) * | 2009-11-19 | 2010-05-05 | 中国第一冶金建设有限责任公司 | Alignment method of thick-wall and large-diameter tube mill |
| CN105880298A (en) * | 2015-01-26 | 2016-08-24 | 鞍钢股份有限公司 | Centering calibration method for rolling center line |
| CN107537868A (en) * | 2017-08-22 | 2018-01-05 | 安徽马钢重型机械制造有限公司 | A kind of cold rolling mill window space position dimension precision online test method |
| CN109307479A (en) * | 2018-09-03 | 2019-02-05 | 上海交通大学 | Measure the mobile type digital snap-gauge and its measurement method of car body profile variation |
| CN110220441A (en) * | 2019-06-27 | 2019-09-10 | 中国有色金属工业第六冶金建设有限公司 | A kind of measurement method for rolling-mill housing installation |
| CN111174766A (en) * | 2019-12-27 | 2020-05-19 | 铜陵有色金属集团铜冠建筑安装股份有限公司 | Precise span measurement auxiliary tool and measurement method for heavy track of large-span traveling vehicle |
| CN115301742A (en) * | 2022-08-18 | 2022-11-08 | 北京首钢股份有限公司 | Auxiliary tool and method for measuring space of rolling mill |
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| CN117960803B (en) | 2024-06-14 |
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