CN105806233A - System and method for shape measurement and control in heavy type cylindrical shell section rolling process - Google Patents

System and method for shape measurement and control in heavy type cylindrical shell section rolling process Download PDF

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Publication number
CN105806233A
CN105806233A CN201610250776.8A CN201610250776A CN105806233A CN 105806233 A CN105806233 A CN 105806233A CN 201610250776 A CN201610250776 A CN 201610250776A CN 105806233 A CN105806233 A CN 105806233A
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shell ring
real
heavy shell
time
heavy
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CN105806233B (en
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赵强
杨世洲
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Sichuan College of Architectural Technology
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Sichuan College of Architectural Technology
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical means
    • G01B11/02Measuring arrangements characterised by the use of optical means for measuring length, width or thickness
    • G01B11/06Measuring arrangements characterised by the use of optical means for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical means
    • G01B11/08Measuring arrangements characterised by the use of optical means for measuring diameters
    • G01B11/10Measuring arrangements characterised by the use of optical means for measuring diameters of objects while moving
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical means
    • G01B11/08Measuring arrangements characterised by the use of optical means for measuring diameters
    • G01B11/12Measuring arrangements characterised by the use of optical means for measuring diameters internal diameters
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic means
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness
    • G01B7/06Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness
    • G01B7/10Measuring arrangements characterised by the use of electric or magnetic means for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic means
    • G01B7/12Measuring arrangements characterised by the use of electric or magnetic means for measuring diameters
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic means
    • G01B7/12Measuring arrangements characterised by the use of electric or magnetic means for measuring diameters
    • G01B7/13Internal diameters

Abstract

The invention discloses a system and method for shape measurement and control in the heavy type cylindrical shell section rolling process.The system comprises a heavy type cylindrical shell section rolling mill.A support system, a pressure roller system, an infrared displacement sensor, a magnetostriction displacement sensor and a data processing system are arranged on the heavy type cylindrical shell section rolling mill.The pressure roller system is arranged below the support system.The infrared displacement sensor is arranged on the support system.The magnetostriction displacement sensor is arranged on the pressure roller system.Both the infrared displacement sensor and the magnetostriction displacement sensor are connected with the data processing system.The method comprises the steps that the system is utilized, real-time data of the outer diameter, the inner diameter and the wall thickness of a heavy type cylindrical shell section is measured through the infrared displacement sensor and the magnetostriction displacement sensor during rolling of the heavy type cylindrical shell section, the pressure roller system is controlled on the basis of the real-time data, and the qualified heavy type cylindrical shell section is produced; the system and method are designed for solving the technical problem of measurement and control of the shape of the heavy type cylindrical shell section in the rolling process.

Description

The system and method for shape measure and control in a kind of heavy shell ring operation of rolling
Technical field
The present invention relates to machining control, specifically, be the system and method for shape measure and control in a kind of heavy shell ring operation of rolling.
Background technology
Heavy shell ring refers to that maximum weight can reach 250000kg, maximum outside diameter and thickest respectively at the shell ring of 10000mm and 650mm.Heavy shell ring rolling is the advanced technology manufacturing the seamless shell ring of large pressurized vessel, heavy shell ring includes large nuclear-power shell ring, large-scale hydrogenation reactor shell ring and reactor shell ring, is widely used in the national economy major areas such as space flight, petrochemical industry, nuclear power.Along with the arrival in low-carbon economy epoch, China's energy industry structure starts to shift to the direction of clean energy resource, and the demand of domestic counterweight type tube joint increases day by day.It addition, along with the fast development of industry, petrochemical industry, coal liquefaction field are also increasingly urgent to the demand of large-scale shell ring.What the processing of current domestic counterweight type tube joint adopted is traditional open die forging manufacturing process, it is necessary to punching-pulling-a few procedure of saddle forging-ream forming, there is the shortcomings such as stock utilization is low, production efficiency is low, product quality is low.
Defect for traditional open die forging manufacturing process develops again heavy shell ring milling train, heavy shell ring milling train is a kind of new equipment of the heavy shell ring of processing, there is production efficiency height, energy-saving material-saving, the advantages such as production cost is low, but still there is also many technical difficult points, and the measurement and control to the medium and heavy shell ring shape of the operation of rolling is exactly one of difficult point, and adopt the production that heavy shell ring milling train carries out heavy shell ring to be currently under process for machining and manufacturing development, therefore counterweight type tube joint in processing and manufacturing the measurement of shape and control mode but without optimum scheme;Simultaneously, heavy shell ring size is big, Heavy Weight, processing site temperature are high, dust is many, processing environment is severe, substantially cannot realizing manual site's on-line measurement, even if adopting manual measurement, measurement result produces very big error with shell ring actual size and true form.
Summary of the invention
It is an object of the invention to provide the system and method for shape measure and control in a kind of heavy shell ring operation of rolling, for solving measurement and this technical barrier of control of the medium and heavy shell ring shape of the operation of rolling, and design shape measure and control system in a kind of heavy shell ring operation of rolling, and design shape measure and control method in a kind of heavy shell ring operation of rolling on this basis, described system can carry out rolling and in the operation of rolling by counterweight type tube joint, counterweight type tube joint carries out shape data measurement, and according to real-time measuring data, intrasystem relevant device is adjusted, make to produce qualified heavy shell ring;Described method the parameters in series information in the operation of rolling of counterweight type tube joint can measure, analyze on the basis based on described system, and carries out the adjustment of system according to real-time measuring data and analysis result, thus producing qualified heavy shell ring.
The present invention is achieved through the following technical solutions: the system of shape measure and control in a kind of heavy shell ring operation of rolling, including heavy shell ring milling train, described heavy shell ring milling train is provided with mounting system, pressing roll system, infrared ray displacement transducer, magnetostrictive displacement sensor and data handling system, described pressing roll system is arranged on below mounting system, described infrared ray displacement transducer is arranged in mounting system, described magnetostrictive displacement sensor is arranged on pressing roll system, and infrared ray displacement transducer is all connected with data handling system with magnetostrictive displacement sensor.
Further to better implement the present invention, can roll by counterweight type tube joint, and to the heavy shell ring wall thickness measurement in processing, the inside/outside diameter size of the heavy shell ring in processing can be measured by while, and employing is following especially arranges structure: is provided with driving pressure top roll, core roller and two armfuls of rollers in described pressing roll system;Described driving pressure top roll and core roller are setting up and down, and described armful of roller is arranged on the both sides of core roller;Being additionally provided with hydraulic cylinder on described heavy shell ring milling train, the piston rod of described hydraulic cylinder is connected with the mandrel of driving pressure top roll, and described magnetostrictive displacement sensor is arranged on hydraulic cylinder.
Further to better implement the present invention, the setting of infrared ray displacement transducer can be facilitated, employing is following especially arranges structure: be provided with measurement bracket in described mounting system, measurement bracket is provided with measurement crossbeam, described infrared ray displacement transducer is arranged on measurement crossbeam, and infrared ray displacement transducer is positioned at the top of pressing roll system.
Further to better implement the present invention, enable to infrared ray displacement transducer when carrying out heavy shell ring and measuring, the heavy shell ring being adapted to different length is measured, employing is following especially arranges structure: be provided with measurement slide rail in described measurement bracket, and described measurement crossbeam is slidably arranged on measurement slide rail.
A kind of method of shape measure and control in heavy shell ring operation of rolling, utilize the system of shape measure and control in a kind of heavy shell ring operation of rolling, when carrying out heavy shell ring rolling, the real time data of the heavy external diameter of shell ring, internal diameter and wall thickness is measured by infrared ray displacement transducer and magnetostrictive displacement sensor, and according to real time data, pressing roll system is controlled, produce qualified heavy shell ring.
Further to better implement the present invention, following set-up mode is adopted especially: described method includes step in detail below:
1) set up the system of shape measure and control in the described a kind of heavy shell ring operation of rolling, and set up the analysis coordinate system of heavy shell ring to be processed by data handling system;
2) measured analyzing the coordinate points set up in coordinate system by infrared ray displacement transducer and magnetostrictive displacement sensor, in data handling system, then calculate the real-time geometric data obtaining heavy shell ring according to measurement result;
3) through step 2) after, in data handling system, carry out interpretation of result according to the real-time geometric data of heavy shell ring;
4) after step 3), the hydraulic actuation carrying out hydraulic cylinder according to analysis result regulates, and completes the rolling of heavy shell ring.
Further to better implement the present invention, following set-up mode is adopted especially: described step 1) includes step in detail below:
1-1) arranging infrared ray displacement transducer in mounting system, described infrared ray displacement transducer is positioned at the head end of heavy shell ring to be processed or/and tail end;
1-2) using the center of rotation of core roller as zero, the head end of heavy shell ring to be processed is set or/and the coordinate points of the measuring point of tail end, the coordinate points of infrared ray displacement transducer and magnetostrictive displacement sensor;
1-3) through step 1-2) after, in data handling system, the analysis coordinate system of heavy shell ring to be processed is set up according to determined measuring point and coordinate points.
Further to better implement the present invention, following set-up mode is adopted especially: described step 2) include step in detail below:
2-1) by three point position data of infrared ray displacement sensor heavy shell ring head end to be processed, and upload in data handling system;
2-2) through step 2-1) after, in data handling system, three point position data according to head end calculate the real-time external diameter value of head end of the heavy shell ring in being processed;
2-3) measured the real-time wall thickness data value of head end of heavy shell ring in processing by the magnetostrictive displacement sensor on hydraulic cylinder, and be uploaded in data handling system;
2-4) in data handling system, real-time for head end external diameter value is deducted the real-time wall thickness data value of twice head end, the real-time inner diameter values of head end of the heavy shell ring in being processed;
2-5) by three point position data of infrared ray displacement sensor heavy shell ring tail end to be processed, and upload in data handling system;
2-6) through step 2-5) after, in data handling system, three point position data according to tail end calculate the real-time external diameter value of tail end of the heavy shell ring in being processed;
2-7) measured the real-time wall thickness data value of tail end of heavy shell ring in processing by the magnetostrictive displacement sensor on hydraulic cylinder, and be uploaded in data handling system;
2-8) in data handling system, real-time for tail end external diameter value is deducted the real-time wall thickness data value of twice tail end, the real-time inner diameter values of tail end of the heavy shell ring in being processed;
In data handling system, the real-time geometric data of heavy shell ring 2-9) are built according to the real-time inner diameter values of head end real-time external diameter value, head end real-time wall thickness data value, the real-time inner diameter values of head end, tail end real-time external diameter value, tail end real-time wall thickness data value and tail end.
Further to better implement the present invention, adopting following set-up mode especially: in described step 3), carrying out interpretation of result is the real-time geometric data of the heavy shell ring in processing are presented result be analyzed, and specifically includes following result:
As a result 1: the real-time inner diameter values of head end is consistent with the real-time inner diameter values of tail end, and head end real-time external diameter value is inconsistent with tail end real-time external diameter value;
As a result 2: head end real-time external diameter value is consistent with tail end real-time external diameter value, and the real-time inner diameter values of head end is inconsistent with the real-time inner diameter values of tail end;
As a result 3: head end real-time external diameter value is more than the real-time external diameter value of tail end, and the real-time inner diameter values of tail end is more than the real-time inner diameter values of head end;Or two ends the reverse be true;
As a result 4: head end real-time external diameter value and the real-time inner diameter values of head end both are greater than tail end or two ends the reverse be true.
Further to better implement the present invention, following set-up mode is adopted especially: described step 4) includes step in detail below:
4-1) when there is the situation of result 1 or result 2, data handling system regulates the hydraulic cylinder amount of pressing in the big one end of heavy shell ring real-time wall thickness data value;
4-2) when there is the situation of result 3, data handling system regulates hydraulic cylinder, makes the inclined mode of driving pressure top roll roll the heavy shell ring in processing;
4-3) when there is the situation of result 4, data handling system regulates the amount of pressing of little one end of heavy shell ring inner diameter values of hydraulic cylinder work in-process;
4-4) through step 4-1), step 4-2), step 4-3) in after an arbitrary step, until the head and the tail internal diameter of the heavy shell ring in processing, head and the tail external diameter and head and the tail wall thickness are for consistent and meet design size, complete the rolling of heavy shell ring;The so-called design size that meets refers to set heavy shell ring processing criterion, has different design sizes according to different heavy shell rings, and this size does not do hard requirement in this application, non-protected point yet.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) the present invention solves the measurement of the medium and heavy shell ring shape of the operation of rolling and control this technical barrier, and design shape measure and control system in a kind of heavy shell ring operation of rolling, and design shape measure and control method in a kind of heavy shell ring operation of rolling on this basis, described system can carry out rolling and in the operation of rolling by counterweight type tube joint, counterweight type tube joint carries out shape data measurement, and according to real-time measuring data, intrasystem relevant device is adjusted so that produce qualified heavy shell ring;Described method the parameters in series information in the operation of rolling of counterweight type tube joint can measure, analyze on the basis based on described system, and carries out the adjustment of system according to real-time measuring data and analysis result, thus producing qualified heavy shell ring.
(2) the measurement work of heavy shell ring can be transferred in data handling system by displacement transducer (infrared ray displacement transducer and magnetostrictive displacement sensor) by the present invention, improves the working condition of survey crew.
(3) the relatively artificial measurement result of measurement result of the present invention, precision improves and improves;And after measurement result is analyzed, it is possible to real-time judge heavy type shell ring shape in the operation of rolling, the survey crew in control room can utilize data handling system to operate accordingly according to shell ring shape, heavy shell ring shape is made to improve.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
Fig. 2 is the cut away view of the present invention.
Fig. 3 is the schematic diagram that the present invention carries out heavy shell ring shape measure.
Fig. 4 is heavy shell ring cut away view in result 1 situation.
Fig. 5 is heavy shell ring cut away view in result 2 situation.
Fig. 6 is heavy shell ring cut away view in result 3 situation.
Fig. 7 is heavy shell ring cut away view in result 4 situation.
Fig. 8 is the electrical connection schematic diagram of the present invention.
Wherein 1-measurement bracket, 2-rolls vehicle frame roof, 3-infrared ray displacement transducer, and 4-measures crossbeam, 5-heavy type shell ring, and 6-embraces roller, 7-driving pressure top roll, 8-hydraulic cylinder, 9-core roller, and 10-measures slide rail.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1:
The system of shape measure and control in a kind of heavy shell ring operation of rolling, as shown in figures 1-8, including heavy shell ring milling train, described heavy shell ring milling train is provided with mounting system, pressing roll system, infrared ray displacement transducer 3, magnetostrictive displacement sensor and data handling system, described pressing roll system is arranged on below mounting system, described infrared ray displacement transducer 3 is arranged in mounting system, described magnetostrictive displacement sensor is arranged on pressing roll system, and infrared ray displacement transducer 3 is all connected with data handling system with magnetostrictive displacement sensor, described mounting system is also connected with rolling plant roof 2;Heavy shell ring positional information in rolling will be detected by the infrared ray displacement transducer 3 being arranged in mounting system, and forms the real time data information representing heavy shell ring internal-and external diameter data value in data handling system;It is arranged on the magnetostrictive displacement sensor on pressing roll system and roll gap data will be detected and formed in data handling system real-time wall thickness data.
Embodiment 2:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, can roll by counterweight type tube joint, and to the heavy shell ring wall thickness measurement in processing, simultaneously can to the inside/outside diameter size measurement of the heavy shell ring in processing, as Figure 1-Figure 8, employing is following especially arranges structure: be provided with driving pressure top roll 7, core roller 9 and two armfuls of rollers 6 in described pressing roll system;Described driving pressure top roll 7 and core roller 9 are in setting up and down, and described armful of roller 6 is arranged on the both sides of core roller 9;Being additionally provided with hydraulic cylinder 8 on described heavy shell ring milling train, the piston rod of described hydraulic cylinder 8 is connected with the mandrel of driving pressure top roll 7, and described magnetostrictive displacement sensor is arranged on hydraulic cylinder 8.
Described infrared ray displacement transducer 3 is preferably provided with 6, magnetostrictive displacement sensor is provided with 2, infrared ray displacement transducer 3 arranges and is arranged in mounting system, and infrared ray displacement transducer 3 is symmetrically distributed in the heavy left and right sides, shell ring 5 Working position axis, heavy shell ring 5 head and afterbody are respectively arranged with one and measure position, there are two measuring points each measurement position, also has two standby measuring points, amount to 6 measuring points in the middle part of heavy shell ring 5;Described magnetostrictive displacement sensor is arranged on the hydraulic cylinder 8 of driving pressure top roll 7, has two to measure position, and there is a measuring point each measurement position, amounts to 2 measuring points;Described core roller 9 only rotates in the whole operation of rolling and does not move;Described armful of roller 6 moves along with heavy constantly increasing of shell ring 5 external diameter, and counterweight type tube saves the supporting role of 5 auxiliary.
Embodiment 3:
The present embodiment is at the enterprising one-step optimization in the basis of any of the above-described embodiment, further to better implement the present invention, the setting of infrared ray displacement transducer can be facilitated, as shown in figures 1-8, employing is following especially arranges structure: be provided with measurement bracket 1 in described mounting system, being provided with measurement crossbeam 4 in measurement bracket 1, described infrared ray displacement transducer 3 is arranged on measurement crossbeam 4, and infrared ray displacement transducer 3 is positioned at the top of pressing roll system.
Embodiment 4:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, enable to infrared ray displacement transducer when carrying out heavy shell ring and measuring, the heavy shell ring being adapted to different length is measured, as Figure 1-Figure 8, employing is following especially arranges structure: be provided with measurement slide rail 10 in described measurement bracket 1, and described measurement crossbeam 4 is slidably arranged on measurement slide rail 10.
Described measurement bracket 1 is fixed on rolling plant roof 2, and described measurement slide rail 10 is arranged in measurement bracket 1, and described measurement crossbeam 4 is arranged on measurement slide rail 10, and measurement bracket 1 can measure slip on slide rail 10 according to the different supplied materials length of heavy shell ring 5.
Embodiment 5:
A kind of method of shape measure and control in heavy shell ring operation of rolling, as Figure 1-Figure 8, utilize the system of shape measure and control in a kind of heavy shell ring operation of rolling, when carrying out heavy shell ring 5 and rolling, the real time data of the heavy external diameter of shell ring 5, internal diameter and wall thickness is measured by infrared ray displacement transducer 3 and magnetostrictive displacement sensor, and according to real time data, pressing roll system is controlled, produce qualified heavy shell ring 5.
Embodiment 6:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, as Figure 1-Figure 8, adopts following set-up mode especially: described method includes step in detail below:
1) set up the system of shape measure and control in the described a kind of heavy shell ring operation of rolling, and set up the analysis coordinate system of heavy shell ring 5 to be processed by data handling system;
2) measured analyzing the coordinate points set up in coordinate system by infrared ray displacement transducer 4 and magnetostrictive displacement sensor, in data handling system, then calculate the real-time geometric data obtaining heavy shell ring 5 according to measurement result;
3) through step 2) after, in data handling system, carry out interpretation of result according to the real-time geometric data of heavy shell ring 5;
4) after step 3), the hydraulic actuation carrying out hydraulic cylinder 8 according to analysis result regulates, and completes the rolling of heavy shell ring 5.
Embodiment 7:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, as Figure 1-Figure 8, adopts following set-up mode especially: described step 1) includes step in detail below:
1-1) arranging infrared ray displacement transducer 3 in mounting system, described infrared ray displacement transducer 3 is positioned at the head end of heavy shell ring 5 to be processed or/and tail end;
1-2) using the center of rotation of core roller 9 as zero, the head end of heavy shell ring 5 to be processed is set or/and the coordinate points of the measuring point of tail end, the coordinate points of infrared ray displacement transducer 3 and magnetostrictive displacement sensor;The head end of described heavy shell ring 5 to be processed is or/and the measuring point of tail end includes the measuring point of three measuring points of heavy shell ring 5 head end to be processed, three heavy shell ring 5 tail ends to be processed;
1-3) through step 1-2) after, in data handling system, the analysis coordinate system of heavy shell ring 5 to be processed is set up according to determined measuring point and coordinate points.
Embodiment 8:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, as Figure 1-Figure 8, adopts following set-up mode especially: described step 2) include step in detail below:
2-1) measured three point position data of heavy shell ring 5 head end to be processed by infrared ray displacement transducer 3, and upload in data handling system;
2-2) through step 2-1) after, in data handling system, three point position data according to head end calculate the real-time external diameter value of head end of the heavy shell ring 5 in being processed;
2-3) measured the real-time wall thickness data value of heavy shell ring 5 head end in processing by the magnetostrictive displacement sensor on hydraulic cylinder 8, and be uploaded in data handling system;
2-4) in data handling system, real-time for head end external diameter value is deducted the real-time wall thickness data value of twice head end, the real-time inner diameter values of head end of the heavy shell ring 5 in being processed;
2-5) measured three point position data of heavy shell ring 5 tail end to be processed by infrared ray displacement transducer 3, and upload in data handling system;
2-6) through step 2-5) after, in data handling system, three point position data according to tail end calculate the real-time external diameter value of tail end of the heavy shell ring 5 in being processed;
2-7) measured the real-time wall thickness data value of heavy shell ring 5 tail end in processing by the magnetostrictive displacement sensor on hydraulic cylinder 8, and be uploaded in data handling system;
2-8) in data handling system, real-time for tail end external diameter value is deducted the real-time wall thickness data value of twice tail end, the real-time inner diameter values of tail end of the heavy shell ring 5 in being processed;
In data handling system, the real-time geometric data of heavy shell ring 5 2-9) are built according to the real-time inner diameter values of head end real-time external diameter value, head end real-time wall thickness data value, the real-time inner diameter values of head end, tail end real-time external diameter value, tail end real-time wall thickness data value and tail end.
Embodiment 9:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, as Figure 1-Figure 8, adopts following set-up mode especially: in described step 3), carry out interpretation of result and include following result:
As a result 1: the heavy shell ring 5 head and the tail two ends inner diameter values in processing is consistent, and external diameter value is inconsistent, and heavy shell ring 5 shape in processing is outer cone shape;
As a result 2: the heavy shell ring 5 head and the tail two ends external diameter value in processing is consistent, and inner diameter values is inconsistent, and heavy shell ring 5 shape in processing is inner cone shape;
As a result 3: the heavy shell ring 5 external diameter value head end in processing is more than tail end, and inner diameter values tail end is more than head end, or two ends the reverse be true, and the barrel shape of the axial cutting of heavy shell ring in processing is horn-like;
As a result 4: heavy shell ring 5 head end outside dimension and internal diameter size in processing both are greater than tail end or two ends the reverse be true, and heavy shell ring 5 shape in processing is horn-like.
Embodiment 10:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further to better implement the present invention, as Figure 1-Figure 8, adopts following set-up mode especially: described step 4) includes step in detail below:
4-1) when there is the situation of result 1 or result 2, data handling system regulates the hydraulic cylinder 8 amount of pressing in the big one end of the heavy real-time wall thickness data value of shell ring 5;
4-2) when there is the situation of result 3, data handling system regulates hydraulic cylinder 8, makes the inclined mode of driving pressure top roll 7 roll the heavy shell ring 5 in processing;
4-3) when there is the situation of result 4, data handling system regulates the amount of pressing of little one end of heavy shell ring 5 inner diameter values of hydraulic cylinder 8 work in-process;
4-4) through step 4-1), step 4-2), step 4-3) in after an arbitrary step, until the head and the tail internal diameter of the heavy shell ring 5 in processing, head and the tail external diameter and head and the tail wall thickness are for consistent and meet design size, complete the rolling of heavy shell ring 5.
Embodiment 11:
The present embodiment is at the enterprising one-step optimization in the basis of any of the above-described embodiment, shape measure and the method for control in a kind of heavy shell ring operation of rolling, as Figure 1-Figure 8, comprises the following steps:
Step 1: infrared ray displacement transducer 3 is set in mounting system, described infrared ray displacement transducer 3 is positioned at head end or the tail end of heavy shell ring 5 to be processed, 2 infrared ray displacement transducers 3 and a magnetostrictive displacement sensor is utilized to form 3 measuring points, and near the approximate external diameter being distributed on heavy shell ring head end or tail end of 3 measuring points, and the measurement ray that infrared ray displacement transducer 3 sends is 45 ° with horizontal direction.
Step 2: using the center of rotation of core roller 9 as zero, demarcates the coordinate points of the head end of heavy shell ring 5 to be processed or the measuring point of tail end, the coordinate points of infrared ray displacement transducer 3 and magnetostrictive displacement sensor;And in data handling system, the analysis coordinate system of heavy shell ring 5 to be processed is set up according to determined measuring point and coordinate points;Described analysis coordinate system includes: the coordinate points A of infrared ray displacement transducer 3, the coordinate points B of infrared ray displacement transducer 3, the coordinate points D of magnetostrictive displacement sensor, the outer surface measuring point E of heavy shell ring 5 head end, the outer surface measuring point F of heavy shell ring 5 head end, the measuring point D` of head end after heavy shell ring 5 rolling processing, head end measuring point F` after heavy shell ring 5 rolling processing, the measuring point E` of head end after heavy shell ring 5 rolling processing.
When carrying out tail end and measuring, E, F, D`, F`, E` refer to respectively: the outer surface measuring point E of heavy shell ring 5 tail end, the outer surface measuring point F of heavy shell ring 5 tail end, the measuring point D` of heavy shell ring 5 rolling processing rearward end, heavy shell ring 5 rolling processing rearward end measuring point F`, the measuring point E` of heavy shell ring 5 rolling processing rearward end
Step 4: using core roller 9 center of rotation as zero, demarcates magnetostrictive displacement sensor and infrared displacement sensor 3, it is thus achieved that coordinate points A(X0`,Y0`), coordinate points B (X0,Y0) and coordinate points D (X3,Y3) coordinate;
Step 5: measure coordinate points B (X with infrared ray displacement transducer 30,Y0) put the outer surface measuring point E (X arriving heavy shell ring 5 head end1,Y1) distance L between point1And coordinate points A(X0`,Y0`) to the outer surface measuring point F (X of heavy shell ring 5 head end2,Y2) distance L between point2
Step 6: by coordinate points A(X0`,Y0`), coordinate points B (X0,Y0) coordinate, distance L1With distance L2, by geometrical relationship X1=X0-L1* Cos45 °, Y1=Y0-L1* Sin45 °, X2=X0`+L2* Cos45 °, Y1=Y0`-L2* Sin45 °, can calculate and obtain E (X1,Y1) put and F (X2,Y2) point coordinates;
Step 7: according to coordinate points D (X3,Y3), measuring point E (X1,Y1) and measuring point F (X2,Y2) coordinate, determine round principle in conjunction with 3, derive the outside dimension D1 of heavy shell ring 5 head end;
Step 8: by the magnetostrictive displacement sensor on hydraulic cylinder 8, records heavy shell ring 5 head end gap values between rollers H1;
Step 9: deduct 2 times of head end gap values between rollers H1 according to the heavy shell ring 5 head end outside dimension D1 obtained, can calculate and obtain heavy shell ring 5 head end internal diameter size d1;
Step 10: in like manner, repeating step 4-9 and carry out the measurement of heavy shell ring 5 tail end, when carrying out tail end and measuring, the outside dimension D1 of head end becomes the outside dimension D2 of tail end, head end internal diameter size d1 becomes the internal diameter size d2 of tail end, and head end gap values between rollers H1 becomes tail end gap values between rollers H2;
Step 11: along with constantly carrying out of the operation of rolling, heavy shell ring 5 size can change (inside and outside footpath constantly increases, and wall thickness is constantly thinning), as long as at this moment measuring B (X with infrared ray displacement transducer 30,Y0) arrive heavy shell ring 5 outer surface E` (X1`,Y1Distance L` between `) and measure the stroke of hydraulic cylinder 8 with magnetostrictive displacement sensor and obtain D` (X3`,Y3`) the coordinate put, it is possible to repeating the calculating process of step 6 and step 7, counterweight type tube saves 5 shapes and carries out real-time measurement.
Step 12: after step 11, will appear from following situation and carries out regulating accordingly:
A.1, as shown in Figure 4, when recording, heavy shell ring 5 head end internal diameter size d1 is consistent with tail end internal diameter size d2, and head end outside dimension D1 more than trailing end outer diameter dimension D 2 time, heavy shell ring 5 shape is outer cone shape, the heavy type axial cut away view of shell ring 5.Now, operator in roll control room strengthens hydraulic cylinder 8 by data handling system, and in the amount of pressing of heavy shell ring 5 head end, (amount of pressing obtains according to the tapering calculating of inner cone, this calculation is prior art, is not detailed at this), thus reducing the outside dimension of heavy shell ring 5 head end.
A.2 as it is shown in figure 5, consistent with trailing end outer diameter dimension D 2 when record heavy shell ring 5 head end outside dimension D1, and head end internal diameter size d1 less than tail end internal diameter size d2 time, heavy type shell ring 5 shape is inner cone shape.Now, operator in roll control room strengthens hydraulic cylinder 8 by data handling system, and in the amount of pressing of heavy shell ring 5 head end, (amount of pressing obtains according to the tapering calculating of inner cone, this calculation is prior art, is not detailed at this), thus increasing the internal diameter size of heavy shell ring 5 head end.
A.3, as shown in Figure 6, when recording heavy shell ring 5 head end internal diameter size d1 more than tail end internal diameter size d2, when head end outside dimension D1 is also greater than trailing end outer diameter dimension D 2 simultaneously, heavy shell ring 5 shape is horn-like (inside and outside taper direction is identical).Now, operator in roll control room controls hydraulic cylinder 8 by data handling system, hydraulic cylinder 8 drives driving pressure top roll 7 to adopt the rolling mode tilted to roll, when carrying out tilt rolling, angle of inclination can calculate according to the tapering of interior outer cone, and these computational methods are prior art, are not detailed at this.
A.4 as it is shown in fig. 7, when record heavy shell ring 5 head end internal diameter size d1 less than tail end internal diameter size d2, and head end outside dimension D1 more than trailing end outer diameter dimension D 2 time, heavy shell ring 5 shape is horn-like (inside and outside taper direction is contrary).Now, operator in roll control room strengthens hydraulic cylinder 8 by data handling system and obtains in the tapering calculating measured on piezometric according to inner cone that presses of heavy shell ring 5 head end, this calculation is prior art, it is not detailed at this), thus reducing the wall thickness of heavy shell ring 5 head end, by the unnecessary extruding metal outside to heavy type shell ring 5.
The above, be only presently preferred embodiments of the present invention, and the present invention not does any pro forma restriction, every above example is made according to the technical spirit of the present invention any simple modification, equivalent variations, each fall within protection scope of the present invention.

Claims (10)

1. the system of shape measure and control in a heavy shell ring operation of rolling, it is characterized in that: include heavy shell ring milling train, described heavy shell ring milling train is provided with mounting system, pressing roll system, infrared ray displacement transducer (3), magnetostrictive displacement sensor and data handling system, described pressing roll system is arranged on below mounting system, described infrared ray displacement transducer (3) is arranged in mounting system, described magnetostrictive displacement sensor is arranged on pressing roll system, and infrared ray displacement transducer (3) is all connected with data handling system with magnetostrictive displacement sensor.
2. the system of shape measure and control in a kind of heavy shell ring operation of rolling according to claim 1, it is characterised in that: it is provided with driving pressure top roll (7), core roller (9) and two armfuls of rollers (6) in described pressing roll system;Described driving pressure top roll (7) and core roller (9) are in setting up and down, and described armful of roller (6) is arranged on the both sides of core roller (9);Being additionally provided with hydraulic cylinder (8) on described heavy shell ring milling train, the piston rod of described hydraulic cylinder (8) is connected with the mandrel of driving pressure top roll (7), and described magnetostrictive displacement sensor is arranged on hydraulic cylinder (8).
3. the system of shape measure and control in a kind of heavy shell ring operation of rolling according to claim 1 and 2, it is characterized in that: in described mounting system, be provided with measurement bracket (1), measurement bracket (1) is provided with measurement crossbeam (4), described infrared ray displacement transducer (3) is arranged in measurement crossbeam (4), and infrared ray displacement transducer (3) is positioned at the top of pressing roll system.
4. the system of shape measure and control in a kind of heavy shell ring operation of rolling according to claim 3, it is characterized in that: be provided with measurement slide rail (10) in described measurement bracket (1), described measurement crossbeam (4) is slidably arranged in measurement slide rail (10).
5. the method for shape measure and control in a heavy shell ring operation of rolling, it is characterized in that: utilize the system of shape measure and control in a kind of heavy shell ring operation of rolling as described in any one of claim 1-4, when carrying out heavy shell ring (5) rolling, the real time data of the external diameter of heavy shell ring (5), internal diameter and wall thickness is measured by infrared ray displacement transducer (3) and magnetostrictive displacement sensor, and according to real time data, pressing roll system is controlled, produce qualified heavy shell ring (5).
6. the method for shape measure and control in a kind of heavy shell ring operation of rolling according to claim 5, it is characterised in that: described method includes step in detail below:
1) set up the system of shape measure and control in a kind of heavy shell ring operation of rolling as described in any one of claim 1-4, and set up the analysis coordinate system of heavy shell ring (5) to be processed by data handling system;
2) measured analyzing the coordinate points set up in coordinate system by infrared ray displacement transducer (4) and magnetostrictive displacement sensor, in data handling system, then calculate the real-time geometric data obtaining heavy shell ring (5) according to measurement result;
3) through step 2) after, in data handling system, carry out interpretation of result according to the real-time geometric data of heavy shell ring (5);
4) after step 3), the hydraulic actuation carrying out hydraulic cylinder (8) according to analysis result regulates, and completes the rolling of heavy shell ring (5).
7. the method for shape measure and control in a kind of heavy shell ring operation of rolling according to claim 6, it is characterised in that: described step 1) includes step in detail below:
1-1) arranging infrared ray displacement transducer (3) in mounting system, described infrared ray displacement transducer (3) is positioned at the head end of heavy shell ring (5) to be processed or/and tail end;
1-2) using the center of rotation of core roller (9) as zero, the head end of heavy shell ring (5) to be processed is set or/and the coordinate points of the measuring point of tail end, the coordinate points of infrared ray displacement transducer (3) and magnetostrictive displacement sensor;
1-3) through step 1-2) after, in data handling system, the analysis coordinate system of heavy shell ring (5) to be processed is set up according to determined measuring point and coordinate points.
8. the method for shape measure and control in a kind of heavy shell ring operation of rolling according to claim 7, it is characterised in that: described step 2) include step in detail below:
2-1) measured three point position data of heavy shell ring (5) head end to be processed by infrared ray displacement transducer (3), and upload in data handling system;
2-2) through step 2-1) after, in data handling system, three point position data according to head end calculate the real-time external diameter value of head end of the heavy shell ring (5) in being processed;
2-3) measured the real-time wall thickness data value of head end of heavy shell ring (5) in processing by the magnetostrictive displacement sensor on hydraulic cylinder (8), and be uploaded in data handling system;
2-4) in data handling system, real-time for head end external diameter value is deducted the real-time wall thickness data value of twice head end, the real-time inner diameter values of head end of the heavy shell ring (5) in being processed;
2-5) measured three point position data of heavy shell ring (5) tail end to be processed by infrared ray displacement transducer (3), and upload in data handling system;
2-6) through step 2-5) after, in data handling system, three point position data according to tail end calculate the real-time external diameter value of tail end of the heavy shell ring (5) in being processed;
2-7) measured the real-time wall thickness data value of tail end of heavy shell ring (5) in processing by the magnetostrictive displacement sensor on hydraulic cylinder (8), and be uploaded in data handling system;
2-8) in data handling system, real-time for tail end external diameter value is deducted the real-time wall thickness data value of twice tail end, the real-time inner diameter values of tail end of the heavy shell ring (5) in being processed;
In data handling system, the real-time geometric data of heavy shell ring (5) 2-9) are built according to the real-time inner diameter values of head end real-time external diameter value, head end real-time wall thickness data value, the real-time inner diameter values of head end, tail end real-time external diameter value, tail end real-time wall thickness data value and tail end.
9. the method for shape measure and control in a kind of heavy shell ring operation of rolling according to claim 8, it is characterized in that: in described step 3), carrying out interpretation of result is the real-time geometric data of the heavy shell ring (5) in processing are presented result be analyzed, and specifically includes following result:
As a result 1: the real-time inner diameter values of head end is consistent with the real-time inner diameter values of tail end, and head end real-time external diameter value is inconsistent with tail end real-time external diameter value;
As a result 2: head end real-time external diameter value is consistent with tail end real-time external diameter value, and the real-time inner diameter values of head end is inconsistent with the real-time inner diameter values of tail end;
As a result 3: head end real-time external diameter value is more than the real-time external diameter value of tail end, and the real-time inner diameter values of tail end is more than the real-time inner diameter values of head end;Or two ends the reverse be true;
As a result 4: head end real-time external diameter value and the real-time inner diameter values of head end both are greater than tail end or two ends the reverse be true.
10. the method for shape measure and control in a kind of heavy shell ring operation of rolling according to claim 9, it is characterised in that: described step 4) includes step in detail below:
4-1) when there is the situation of result 1 or result 2, data handling system regulates the hydraulic cylinder (8) amount of pressing in heavy shell ring (5) one end that wall thickness data value is big in real time;
4-2) when there is the situation of result 3, data handling system regulates hydraulic cylinder (8), makes driving pressure top roll (7) inclined mode roll the heavy shell ring (5) in processing;
4-3) when there is the situation of result 4, data handling system regulates the amount of pressing of little one end of heavy shell ring (5) inner diameter values of hydraulic cylinder (8) work in-process;
4-4) through step 4-1), step 4-2), step 4-3) in after an arbitrary step, until the head and the tail internal diameter of the heavy shell ring (5) in processing, head and the tail external diameter and head and the tail wall thickness are for consistent and meet design size, complete the rolling of heavy shell ring (5).
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CN111238334A (en) * 2020-03-05 2020-06-05 焦作大学 Barrel forming equipment with jumping value detection and marking functions and method thereof
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