CN114309088A - Device and method for measuring axial movement amount of universal roller system - Google Patents
Device and method for measuring axial movement amount of universal roller system Download PDFInfo
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- CN114309088A CN114309088A CN202111441536.3A CN202111441536A CN114309088A CN 114309088 A CN114309088 A CN 114309088A CN 202111441536 A CN202111441536 A CN 202111441536A CN 114309088 A CN114309088 A CN 114309088A
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Abstract
The invention relates to a device and a method for measuring axial running amount of a universal roller system, belonging to the technical field of section steel rolling equipment and methods in the metallurgical industry. The technical scheme of the invention is as follows: the displacement sensor A (2), the displacement sensor a (3) and the displacement sensor B (5) are installed in installation holes in the fixing plate (1) and the displacement sensor B (4) are installed in installation holes in the fixing plate (1), and the measuring and calculating system (6) is connected with the displacement sensor A (2), the displacement sensor a (3), the displacement sensor B (4) and the displacement sensor B (5) respectively. The invention has the beneficial effects that: the method can realize accurate measurement of the universal roll system running amount, distinguish the universal roll system horizontal roll running amount and the roll box running amount in the rolling mill, further measure and calculate the running amount of the universal horizontal roll relative to the roll box, provide basis for functional precision maintenance of the universal rolling mill and the universal roll box, and provide reference for parameter adjustment in the steel rail rolling process.
Description
Technical Field
The invention relates to a device and a method for measuring axial running amount of a universal roller system, belonging to the technical field of section steel rolling equipment and methods in the metallurgical industry.
Background
At present, advanced universal rolling mills are adopted in domestic steel rail production lines to roll steel rails, and the universal rolling mills mainly comprise horizontal roll systems and vertical roll systems. The horizontal roller system consists of a steel rail universal horizontal roller, an operation side bearing block, a transmission side bearing block and a guide. After the horizontal roller system is installed in a rolling mill to finish calibration, a certain play amount exists in the axial direction, the play amount comprises the play amount of the roller in a bearing seat and the play amount of the whole roller system in the rolling mill, when the play amount of the whole horizontal roller exceeds the standard requirement, the roller system is unstable in operation, the fluctuation of the full length of a steel rail is increased, and the surface defects of the steel rail are increased. But when the roller is in a static state, the roller system can not generate axial movement, when the roller system simulates to rotate, the axial movement can generate slight movement, when the horizontal roller system participates in the rolling of the steel rail, because the two axial sides of the roller can be subjected to the pressure in the horizontal direction, the universal horizontal roller and the whole roller system can generate movement, the movement amount at the moment is the reason of finally influencing the dimensional stability of the finished steel rail product, when the movement amount at the moment exceeds the standard requirement, the full length of the steel rail is fluctuated and enlarged, and the surface defects of the steel rail are increased. Therefore, the axial shifting amount of the universal horizontal roller system participating in the steel rail rolling process needs to be measured, and the shifting amount of the roller in the bearing seat and the shifting amount of the horizontal roller system in the rolling mill can be measured independently, so that the problems of the whole system of the horizontal roller system can be analyzed specifically, and the running stability of the universal roller system is improved. When the universal roller system participates in the rolling of the steel rail, the roller is cooled by cooling water, the surrounding environment of the roller and a roller box is severe, and the whole horizontal roller system vibrates greatly at the moment when the steel rail enters the roller system, so that how to accurately measure the axial play amount of the horizontal roller system during the rolling of the steel rail so as to analyze the play amount of the roller in a bearing seat and the play amount of the roller system in a rolling mill becomes important for the production quality of the steel rail. The invention mainly designs a device and a method for measuring the axial displacement of a universal horizontal roller, so that the axial displacement of the horizontal roller can be accurately measured and recorded, and a basis is provided for maintaining a roller box and a rolling mill.
Disclosure of Invention
The invention aims to provide a device and a method for measuring the axial running amount of a universal roll system, which can realize the accurate measurement of the running amount of the universal roll system through the application of a displacement sensor and a measurement and calculation system, distinguish the running amount of a horizontal roll of the universal roll system and the running amount of a roll box in a rolling mill, further measure and calculate the running amount of the universal horizontal roll relative to the roll box, provide a basis for the functional precision maintenance of the universal rolling mill and the universal roll box, provide a reference for the parameter adjustment in the steel rail rolling process, and effectively solve the problems in the background art.
The technical scheme of the invention is as follows: a device for measuring the axial running amount of a universal roller system comprises a fixing plate, a displacement sensor A, a displacement sensor a, a displacement sensor B, a displacement sensor B and a measuring and calculating system, wherein four mounting holes are formed in the fixing plate, and the fixing plate is connected to a housing on the operation side of a rolling mill through connecting bolts; the displacement sensor A is arranged in a left mounting hole of the end surface of the roller box on the fixed plate, the displacement sensor a is arranged in an upper mounting hole of the end surface of the roller on the fixed plate, the displacement sensor B is arranged in a lower mounting hole of the end surface of the roller on the fixed plate, and the displacement sensor B is arranged in a right mounting hole of the end surface of the roller box on the fixed plate; and the measuring and calculating system is respectively connected with the displacement sensor A, the displacement sensor a, the displacement sensor B and the displacement sensor B.
The middle two mounting holes of the four mounting holes are vertically arranged and are aligned with the upper point and the lower point of the end surface of the universal horizontal roller; the two mounting holes on the two sides are arranged left and right and are aligned with left and right points of the end surface of the universal horizontal roller box.
The displacement sensor A and the displacement sensor B are relatively long displacement sensors, and the displacement sensor a and the displacement sensor B are relatively short displacement sensors.
A method for measuring the axial play amount of a universal roller system comprises the following steps:
(1) firstly, a fixed plate is connected to a housing on the operating side of a rolling mill through a connecting bolt, a displacement sensor A is arranged on the left side of the end surface of a roller box, a displacement sensor a is arranged on the upper side of the end surface of a roller, a displacement sensor B is arranged on the lower side of the end surface of the roller, a displacement sensor B is arranged on the right side of the end surface of the roller box, and the four displacement sensors are all connected to a measurement and calculation system;
(2) when the universal mill rolls a steel rail, the measuring and calculating system records the specific numerical values of the four displacement sensors, calculates the required numerical values through the following formula and displays the final result:
(ii) horizontal roll play of universal roll system =1/2 × (a + b);
the inclination of the horizontal roller of the universal roller system is not (= | a-b |;
③ the universal roller system roller box movement amount =1/2 × (A + B);
fourthly, the swing quantity of the universal roller system roller box is = | A-B |;
the universal roller system horizontal roller has the play quantity in the roller box of 1/2 (a + B) - (A + B) |;
(3) and finally, performing functional precision maintenance on the universal roller box and the universal rolling mill in a targeted manner through the data calculated by the measuring and calculating system, and providing a parameter basis for the size adjustment of the steel rail.
The invention has the beneficial effects that: through the application of the displacement sensor and the measuring and calculating system, the universal roll system running amount can be accurately measured, the universal roll system horizontal roll running amount and the roll box running amount in the rolling mill are distinguished, and then the running amount of the universal horizontal roll relative to the roll box is measured and calculated, so that a basis is provided for the function precision maintenance of the universal rolling mill and the universal roll box, and a reference is provided for parameter adjustment in the steel rail rolling process.
Drawings
FIG. 1 is a front view of the present invention in its working state;
FIG. 2 is a top plan view of the invention in an operative condition;
FIG. 3 is a top view of the present invention;
in the figure: the device comprises a fixing plate 1, a displacement sensor A2, a displacement sensor a3, a displacement sensor B4, a displacement sensor B5, a measuring and calculating system 6, a connecting bolt 7, a universal horizontal roller 8, a universal horizontal roller box 9 and a rolling mill operation side housing 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions of the embodiments of the present invention with reference to the drawings of the embodiments, and it is obvious that the described embodiments are a small part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
A device for measuring the axial running amount of a universal roller system comprises a fixed plate 1, a displacement sensor A2, a displacement sensor a3, a displacement sensor B4, a displacement sensor B5 and a measuring and calculating system 6, wherein four mounting holes are formed in the fixed plate 1, and the fixed plate 1 is connected to a housing 10 on the operation side of a rolling mill through connecting bolts 7; the displacement sensor A2 is installed in a left side installation hole of the end surface of the roller box on the fixed plate 1, the displacement sensor a3 is installed in an upper side installation hole of the end surface of the roller on the fixed plate 1, the displacement sensor B5 is installed in a lower side installation hole of the end surface of the roller on the fixed plate 1, and the displacement sensor B4 is installed in a right side installation hole of the end surface of the roller box on the fixed plate 1; the measurement and calculation system 6 is connected to the displacement sensor a2, the displacement sensor a3, the displacement sensor B4, and the displacement sensor B5, respectively.
The middle two mounting holes of the four mounting holes are vertically arranged and are aligned with the upper point and the lower point of the end surface of the universal horizontal roller; the two mounting holes on the two sides are arranged left and right and are aligned with left and right points of the end surface of the universal horizontal roller box.
The displacement sensor A2 and the displacement sensor B4 are long displacement sensors, and the displacement sensor a3 and the displacement sensor B5 are short displacement sensors.
A method for measuring the axial play amount of a universal roller system comprises the following steps:
(1) firstly, a fixed plate is connected to a housing on the operating side of a rolling mill through a connecting bolt, a displacement sensor A is arranged on the left side of the end surface of a roller box, a displacement sensor a is arranged on the upper side of the end surface of a roller, a displacement sensor B is arranged on the lower side of the end surface of the roller, a displacement sensor B is arranged on the right side of the end surface of the roller box, and the four displacement sensors are all connected to a measurement and calculation system;
(2) when the universal mill rolls a steel rail, the measuring and calculating system records the specific numerical values of the four displacement sensors, calculates the required numerical values through the following formula and displays the final result:
(ii) horizontal roll play of universal roll system =1/2 × (a + b);
the inclination of the horizontal roller of the universal roller system is not (= | a-b |;
③ the universal roller system roller box movement amount =1/2 × (A + B);
fourthly, the swing quantity of the universal roller system roller box is = | A-B |;
the universal roller system horizontal roller has the play quantity in the roller box of 1/2 (a + B) - (A + B) |;
(3) and finally, performing functional precision maintenance on the universal roller box and the universal rolling mill in a targeted manner through the data calculated by the measuring and calculating system, and providing a parameter basis for the size adjustment of the steel rail.
In practical application, a mounting hole of a displacement sensor is processed on the fixed plate 1, and the fixed plate 1 is connected to the housing 10 on the operation side of the rolling mill through a connecting bolt 7; the displacement sensor A2 is arranged on the left side of the end surface of the roller box, the displacement sensor a3 is arranged on the upper side of the end surface of the roller, the displacement sensor B5 is arranged on the lower side of the end surface of the roller, and the displacement sensor B4 is arranged on the right side of the end surface of the roller box; the measuring and calculating system 6 mainly records the values measured by the four sensors and calculates the measured values to obtain the axial running amount and the vertical inclination of the horizontal roller and the running amount and the swinging amount of the universal horizontal roller box in the rolling mill.
The method for measuring the axial running amount of the universal roller system comprises the following steps: firstly, a fixed plate 1 is connected to a housing 10 on the operation side of a rolling mill through a connecting bolt 7, a displacement sensor A2 is installed on the left side of the end face of a roller box, a displacement sensor a3 is installed on the upper side of the end face of the roller, a displacement sensor B5 is installed on the lower side of the end face of the roller, a displacement sensor B4 is installed on the right side of the end face of the roller box, and the four displacement sensors are all connected to a measurement and calculation system 6. Then, when the universal mill rolls the steel rail, the measuring and calculating system 6 records specific values (a, B, a, B) of the four sensors, and the measuring and calculating system 6 calculates the required values by the following formula and displays the final result: the method comprises the following steps of (1) shifting amount of a horizontal roller of a universal roller system =1/2 x (a + B), (B) tilting amount of the horizontal roller of the universal roller system = a-B |, (1/2 x (A + B) shifting amount of a roller box of the universal roller system), wherein (a) shifting amount of the roller box of the universal roller system = A-B |, and (c) shifting amount of the horizontal roller of the universal roller system in the roller box =1/2 x (a + B) - (A + B) |. And finally, performing targeted function precision maintenance on the universal roller box and the universal rolling mill through the data calculated by the measuring and calculating system 6, and providing a parameter basis for the size adjustment of the steel rail.
Claims (4)
1. The utility model provides a measure omnipotent roller system axial displacement's device which characterized in that: the device comprises a fixing plate (1), a displacement sensor A (2), a displacement sensor a (3), a displacement sensor B (4), a displacement sensor B (5) and a measuring and calculating system (6), wherein four mounting holes are formed in the fixing plate (1), and the fixing plate (1) is connected to a housing (10) on the operation side of the rolling mill through connecting bolts (7); the displacement sensor A (2) is installed in a left side installation hole of the end face of the roller box on the fixing plate (1), the displacement sensor a (3) is installed in an upper side installation hole of the end face of the roller on the fixing plate (1), the displacement sensor B (5) is installed in a lower side installation hole of the end face of the roller on the fixing plate (1), and the displacement sensor B (4) is installed in a right side installation hole of the end face of the roller box on the fixing plate (1); and the measurement and calculation system (6) is respectively connected with the displacement sensor A (2), the displacement sensor a (3), the displacement sensor B (4) and the displacement sensor B (5).
2. The device for measuring the axial running amount of the universal roller system according to claim 1, wherein: the middle two mounting holes of the four mounting holes are vertically arranged and are aligned with the upper point and the lower point of the end surface of the universal horizontal roller; the two mounting holes on the two sides are arranged left and right and are aligned with left and right points of the end surface of the universal horizontal roller box.
3. The device for measuring the axial running amount of the universal roller system according to claim 1, wherein: the displacement sensor A (2) and the displacement sensor B (4) are longer displacement sensors, and the displacement sensor a (3) and the displacement sensor B (5) are shorter displacement sensors.
4. A method for measuring the axial movement of a universal roller system is characterized by comprising the following steps:
(1) firstly, a fixed plate is connected to a housing on the operating side of a rolling mill through a connecting bolt, a displacement sensor A is arranged on the left side of the end surface of a roller box, a displacement sensor a is arranged on the upper side of the end surface of a roller, a displacement sensor B is arranged on the lower side of the end surface of the roller, a displacement sensor B is arranged on the right side of the end surface of the roller box, and the four displacement sensors are all connected to a measurement and calculation system;
(2) when the universal mill rolls a steel rail, the measuring and calculating system records the specific numerical values of the four displacement sensors, calculates the required numerical values through the following formula and displays the final result:
(ii) horizontal roll play of universal roll system =1/2 × (a + b);
the inclination of the horizontal roller of the universal roller system is not (= | a-b |;
③ the universal roller system roller box movement amount =1/2 × (A + B);
fourthly, the swing quantity of the universal roller system roller box is = | A-B |;
the universal roller system horizontal roller has the play quantity in the roller box of 1/2 (a + B) - (A + B) |;
(3) and finally, performing functional precision maintenance on the universal roller box and the universal rolling mill in a targeted manner through the data calculated by the measuring and calculating system, and providing a parameter basis for the size adjustment of the steel rail.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111441536.3A CN114309088B (en) | 2021-11-30 | 2021-11-30 | Device and method for measuring axial displacement of universal roller system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111441536.3A CN114309088B (en) | 2021-11-30 | 2021-11-30 | Device and method for measuring axial displacement of universal roller system |
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| CN114309088A true CN114309088A (en) | 2022-04-12 |
| CN114309088B CN114309088B (en) | 2023-06-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0829151A (en) * | 1994-07-12 | 1996-02-02 | Sumitomo Metal Ind Ltd | Displacement detection device for rolling horizontal roll |
| CN201455008U (en) * | 2009-07-07 | 2010-05-12 | 山西太钢不锈钢股份有限公司 | Special tool for measuring axial shifting amount of finishing mill roll shaft |
| CN102814344A (en) * | 2011-06-08 | 2012-12-12 | 攀钢集团有限公司 | Axial play measuring method for horizontal roll of universal rolling mill |
| CN104785544A (en) * | 2015-04-10 | 2015-07-22 | 山西太钢不锈钢股份有限公司 | Rolling mill axial displacement force testing method |
| CN213409836U (en) * | 2020-09-30 | 2021-06-11 | 新疆八一钢铁股份有限公司 | Device for monitoring axial movement of roller of hot-rolling roughing mill in real time |
-
2021
- 2021-11-30 CN CN202111441536.3A patent/CN114309088B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0829151A (en) * | 1994-07-12 | 1996-02-02 | Sumitomo Metal Ind Ltd | Displacement detection device for rolling horizontal roll |
| CN201455008U (en) * | 2009-07-07 | 2010-05-12 | 山西太钢不锈钢股份有限公司 | Special tool for measuring axial shifting amount of finishing mill roll shaft |
| CN102814344A (en) * | 2011-06-08 | 2012-12-12 | 攀钢集团有限公司 | Axial play measuring method for horizontal roll of universal rolling mill |
| CN104785544A (en) * | 2015-04-10 | 2015-07-22 | 山西太钢不锈钢股份有限公司 | Rolling mill axial displacement force testing method |
| CN213409836U (en) * | 2020-09-30 | 2021-06-11 | 新疆八一钢铁股份有限公司 | Device for monitoring axial movement of roller of hot-rolling roughing mill in real time |
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| CN114309088B (en) | 2023-06-13 |
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