CN115673001A - Steel coil width and diameter measuring system for cold rolling plant and control method thereof - Google Patents
Steel coil width and diameter measuring system for cold rolling plant and control method thereof Download PDFInfo
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- CN115673001A CN115673001A CN202211302910.6A CN202211302910A CN115673001A CN 115673001 A CN115673001 A CN 115673001A CN 202211302910 A CN202211302910 A CN 202211302910A CN 115673001 A CN115673001 A CN 115673001A
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Abstract
The application provides a width and diameter measuring system for a steel coil in a cold rolling plant and a control method thereof. The movable big arm position detection element is configured to acquire a position change value of the movable big arm of the measuring frame; the first width measurement detection element and the second width measurement detection element are configured to acquire a first amount of expansion and a second amount of expansion, respectively; the controller is configured to calculate the diameter size of the steel coil according to the position change value of the movable large arm of the measuring frame; and calculating the width of the telescopic steel coil according to the first telescopic amount and the second telescopic amount. According to the system and the control method, the size of the steel coil in the cold-rolled steel plant is accurately measured, and the production efficiency and the production safety are greatly improved.
Description
Technical Field
The invention relates to the technical field of steel coil width and diameter measurement, in particular to a steel coil width and diameter measurement system of a cold rolling plant and a control method thereof.
Background
The cold rolling unit is a necessary device of a cold rolling mill, wherein a raw material steel coil of the cold rolling unit is conveyed to a coil conveying vehicle by a walking beam, and then the raw material coil is conveyed to a unit production line by the coil conveying vehicle for uncoiling production. Data such as the width and the diameter of the steel coil are necessary factors in the whole production process, and the steel coil is generally measured in the transportation process of the steel coil through a coil transportation vehicle.
The traditional method is that the measurement is carried out in the transportation process of the coil transporting vehicle by combining the grating for measurement and the speed of the coil transporting vehicle, the grating and the running direction of the coil are required to be 90 degrees, and the speed of the trolley is constant, so the angle of the grating and the stability of the speed of the trolley can directly influence the accuracy of the width and diameter data of the coil calculated by a program, and the production can also be directly influenced when the abnormity occurs in the measurement.
Disclosure of Invention
The application provides a steel coil width and diameter measuring system in a cold rolling plant and a control method thereof, which are used for solving the problem of inaccurate size measurement of a raw steel coil in the existing cold rolling plant.
This application first aspect provides a cold rolling mill coil of strip width survey diameter measuring system, the system includes:
the saddle is connected with the ground and provided with a groove, and a steel coil is loaded on the groove;
the measuring frame base is arranged along the direction vertical to the axial lead of the steel coil;
the diameter measuring component is arranged on the measuring frame base and comprises a measuring frame moving large arm which is connected with the measuring frame base in a sliding mode along the direction vertical to the axis of the steel coil and a moving large arm position detecting element arranged on one side, far away from the steel coil, of the measuring frame base;
the first width measuring component and the second width measuring component are arranged on the movable large arm of the measuring frame, are perpendicular to the axis of the movable large arm of the measuring frame and are arranged on two sides of the movable large arm of the measuring frame; the first width measuring assembly and the second width measuring assembly are both of a right-angle structure which stretches along a movable large arm vertical to the measuring frame, a right-angle opening faces the steel coil, a first width measuring detection element is arranged on the first width measuring assembly, and a second width measuring detection element is arranged on the second width measuring assembly;
a controller wirelessly connected to the mobile boom position detection element, the first width measurement detection element, and the second width measurement detection element;
the movable large arm position detection element is configured to acquire a position change value of the movable large arm of the measuring frame and send the position change value to the controller;
the first width measurement detection element and the second width measurement detection element are configured to respectively acquire a first expansion amount of the first width measurement assembly and a second expansion amount of the second width measurement assembly in a direction of moving the boom along the vertical measuring frame when the first width measurement assembly and the second width measurement assembly clamp the steel coil, and send the first expansion amount and the second expansion amount to the controller;
the controller is configured to:
calculating the diameter size of the steel coil according to the position change value of the movable large arm of the measuring frame;
and calculating the width of the telescopic steel coil according to the first telescopic amount and the second telescopic amount.
Preferably, the first width measuring component further comprises:
the first telescopic arm is vertically connected with the movable large arm of the measuring frame and stretches along the direction vertical to the movable large arm of the measuring frame;
the first width measurement support arm is vertically arranged on the first telescopic arm and is far away from one side of the measurement frame base;
the second width measuring assembly further comprises:
the second telescopic arm is vertically connected with the movable large arm of the measuring frame and stretches along the direction vertical to the movable large arm of the measuring frame;
the second width measurement support arm is vertically arranged on the second telescopic arm and is far away from one side of the measurement frame base;
the first telescopic amount is the telescopic length of the first telescopic arm, and the second telescopic amount is the telescopic length of the second telescopic arm;
the telescoping first width measurement detection element and the second width measurement detection element are configured to:
and when the first width measuring support arm and the second width measuring support arm clamp the steel coil, respectively acquiring a first telescopic amount of the first telescopic arm and a second telescopic amount of the second telescopic arm.
Preferably, the moving upper arm position detecting element is further configured to:
detecting whether the movable large arm of the measuring frame stops moving or not;
if so, the position change value of the movable large arm of the measuring frame is obtained by the position detection element of the movable large arm after a preset time interval and is sent to the controller;
the first width measurement detection element is further configured to:
detecting whether the first telescopic arm stops stretching or not;
if so, the first width measurement detection element acquires a first telescopic amount of the first telescopic arm after a preset time interval and sends the first telescopic amount to a telescopic controller;
the second width measurement detection element is further configured to:
detecting whether the telescopic second telescopic arm stops stretching or not;
if yes, the second width measurement detection element acquires a second telescopic amount of the second telescopic arm after a preset time interval and sends the second telescopic amount to the telescopic controller.
Preferably, a movable large arm hydraulic cylinder is arranged in the measuring frame base along the axial direction of the movable large arm of the measuring frame;
one end, close to the steel coil, of the movable large arm hydraulic cylinder is connected with the movable large arm of the measuring frame, and the movable large arm hydraulic cylinder is wirelessly connected with the movable large arm position detection element;
the movable large arm hydraulic cylinder is configured to control the movable large arm of the measuring frame to move along the direction vertical to the axis of the steel coil, and the moving amount has a preset range.
Preferably, a first width measurement support hydraulic cylinder is arranged on the first telescopic arm along a direction vertical to the large moving arm of the measurement frame;
one end, close to the movable large arm of the measuring frame, of the first width measuring support hydraulic cylinder is connected with the first telescopic arm, and one end, far away from the movable large arm of the measuring frame, of the first width measuring support hydraulic cylinder is connected with the first width measuring support arm;
the first width measurement support hydraulic cylinder is configured to control the first telescopic arm to stretch and retract along the direction vertical to the large moving arm of the measurement frame, and the stretching magnitude has a preset range;
a second width measurement support hydraulic cylinder is arranged on the second telescopic arm along the direction vertical to the moving big arm of the measurement frame;
one end, close to the movable large arm of the measuring frame, of the second width measuring support hydraulic cylinder is connected with the second telescopic arm, and one end, far away from the movable large arm of the measuring frame, of the second width measuring support hydraulic cylinder is connected with the second width measuring support arm;
the second width measuring support hydraulic cylinder is configured to control the second telescopic arm to stretch and retract along the direction vertical to the moving large arm of the measuring frame, and the stretching magnitude has a preset range.
Preferably, the upper end of one side of the first width measurement support arm, which is far away from the base of the measurement frame, is provided with a first width measurement redundant element;
the upper end of one side, far away from the measuring frame base, of the second width measuring support arm is provided with a second width measuring redundant element;
the first width measurement redundant element and the second width measurement redundant element are wirelessly connected with the controller;
the first measured width redundant element and the second measured width redundant element are configured to be a redundant function so as to ensure that the width measurement is normally carried out.
Preferably, the measuring frame moving large arm is provided with an original position identification element;
a movable big arm original position detection limit is arranged on the measuring frame base at a position flush with the original position of the movable big arm of the measuring frame;
the original position identification element is configured to transmit an original position signal along a plane;
the mobile boom home position detection limit is configured to:
when the original position signal is acquired for the first time, sending a control instruction for controlling the movable large arm hydraulic cylinder to stop working to the movable large arm position detection element;
the control instruction is used for stopping the measuring frame moving large arm at a home position.
In a second aspect, the present application further provides a control method for a steel coil width and diameter measuring system in a cold rolling plant, where the control method includes:
acquiring a position change value of a movable large arm of the measuring frame;
calculating the diameter size of the steel coil according to the position change value of the movable large arm of the measuring frame;
acquiring a first telescopic amount of the first telescopic arm and a second telescopic amount of the second telescopic arm;
and calculating the width of the steel coil according to the first stretching amount and the second stretching amount.
The application provides a steel coil width and diameter measuring system for a cold rolling mill and a control method thereof, wherein the system comprises a saddle, the saddle is connected with the ground, the saddle is provided with a groove, and a steel coil is loaded on the groove; the measuring frame base is arranged along the direction vertical to the axial lead of the steel coil; the diameter measuring component is arranged on the measuring frame base and comprises a measuring frame moving large arm which is connected with the measuring frame base in a sliding mode along the direction vertical to the axis of the steel coil and a moving large arm position detecting element arranged on one side, far away from the steel coil, of the measuring frame base; the first width measuring component and the second width measuring component are arranged on the movable large arm of the measuring frame, are perpendicular to the axis of the movable large arm of the measuring frame and are arranged on two sides of the movable large arm of the measuring frame; the first width measuring assembly and the second width measuring assembly are both of a right-angle structure which stretches along a movable large arm vertical to the measuring frame, a right-angle opening faces the steel coil, a first width measuring detection element is arranged on the first width measuring assembly, and a second width measuring detection element is arranged on the second width measuring assembly; and the controller is wirelessly connected with the movable large arm position detection element, the first width measurement detection element and the second width measurement detection element. The movable large arm position detection element is configured to acquire a position change value of the movable large arm of the measuring frame and send the position change value to the controller; the first width measurement detection element and the second width measurement detection element are configured to respectively acquire a first expansion amount of the first width measurement assembly and a second expansion amount of the second width measurement assembly in the direction of moving the boom along the vertical measurement frame when the first width measurement assembly and the second width measurement assembly clamp the steel coil, and send the first expansion amount and the second expansion amount to the controller; the controller is configured to: calculating the diameter size of the steel coil according to the position change value of the movable large arm of the measuring frame; and calculating the width of the telescopic steel coil according to the first telescopic amount and the second telescopic amount. According to the system and the control method, the size of the steel coil in the cold-rolled steel plant is accurately measured, and the production efficiency and the production safety are greatly improved.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic front view of a steel coil width and diameter measuring system of a cold rolling mill according to the present application;
FIG. 2 is a schematic side view of a steel coil width and diameter measuring system of a cold rolling mill according to the present application;
fig. 3 is a schematic flow chart of the control method of the steel coil width and diameter measuring system in the cold rolling plant.
Illustration of the drawings:
1-a saddle seat; 2-steel coil; 3-a measuring stand base; 4-a diameter measuring assembly; 41-moving the big arm of the measuring frame; 411-home position identification element; 42-moving the boom position sensing element; 43-moving the large arm hydraulic cylinder; 5-a first width measuring component; 51-a first telescopic arm; 511-a first width measuring support hydraulic cylinder; 52-a first width measuring support arm; 53-a first width-measuring detection element; 54-first width-measuring redundant element; 6-a second width measuring component; 61-a second telescopic arm; 611-a second width measuring support hydraulic cylinder; 62-a second width measuring support arm; 63-a second width measuring detection element; 64-a second width-measuring redundant element; 7-moving the original position detection limit of the large arm; 8-a controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic front view of a structure of a steel coil width and diameter measuring system in a cold rolling plant.
Referring to fig. 1, the present embodiment provides a system for measuring width and diameter of a steel coil in a cold rolling mill, where the system includes:
the saddle 1 is connected with the ground, the saddle 1 is provided with a groove, and a steel coil 2 is loaded on the groove;
and the measuring frame base 3 is arranged along the direction vertical to the axial lead of the steel coil 2.
Specifically, in the present embodiment, the measuring stand base 3 is connected to the ground by bolts, and the measuring stand base 3 is used to prevent the measuring apparatus from shifting during measurement.
The system is still including setting up diameter measurement element 4 on the measurement frame base 3, coil of strip diameter measurement element 4 include with the measurement frame base 3 is along the perpendicular 2 axis direction sliding connection's of coil of strip measurement frame removes big arm 41 and sets up and is in the measurement frame base 3 keeps away from the big arm position detection component 42 of removal on one side of the coil of strip.
Specifically, in this embodiment, diameter measurement subassembly 4 with measuring rack base 3 sliding connection, when needs are measured the diameter size of coil of strip 2, only need with diameter measurement subassembly 4 with coil of strip 2 is hugged closely alright measure.
The system further comprises:
the first width measuring component 5 and the second width measuring component 6 are arranged on the large measuring rack moving arm 41, and the first width measuring component 5 and the second width measuring component 6 are both perpendicular to the axis of the large measuring rack moving arm 41 and are arranged on two sides of the large measuring rack moving arm 41; the first width measuring component 5 and the second width measuring component 6 are both of a right-angle structure which stretches along the moving large arm 41 vertical to the measuring frame, the right-angle opening faces the steel coil 2, a first width measuring detection element 53 is arranged on the first width measuring component 5, and a second width measuring detection element 63 is arranged on the second width measuring component 6;
and a controller 8 wirelessly connected to the moving arm position detecting element 42, the first width measuring detecting element 53, and the second width measuring detecting element 63.
Specifically, in the present embodiment, the diameter measuring unit 4, the first width measuring unit 5, and the second width measuring unit 6 are hardware for measuring dimensions, and the moving arm position detecting element 42, the first width measuring element 53, and the second width measuring element 63 are electronic components for acquiring the information on the steel roll.
The movable large arm position detection element 42 is configured to acquire a position change value of the measuring rack movable large arm 41 and send the position change value to the controller 8;
the first width measurement detecting element 53 and the second width measurement detecting element 63 are configured to respectively acquire a first expansion amount of the first width measurement component 5 and a second expansion amount of the second width measurement component 6 in a direction of moving the boom 41 along the vertical measuring frame when the first width measurement component 5 and the second width measurement component 6 clamp the steel coil 2, and send the first expansion amount and the second expansion amount to the controller 8;
the controller 8 is configured to:
calculating the diameter size of the steel coil according to the position change value of the movable large arm 41 of the measuring frame;
and calculating the width of the steel coil 2 according to the first stretching amount and the second stretching amount.
Specifically, in this embodiment, when the diameter measuring assembly 4 is attached to the steel coil 2, the movable arm position detecting element 42 obtains a position change value of the movable arm 41 of the measuring frame, wherein a distance from the saddle 1 to the center of the movable arm 41 of the measuring frame in the horizontal direction is a preset value, and the controller 8 calculates the diameter size of the steel coil according to the position change value of the movable arm 41 of the measuring frame and a distance from the saddle 1 to the center of the movable arm 41 of the measuring frame.
Work as first survey wide subassembly 5 with the wide subassembly 6 centre gripping of second survey during coil of strip 2, first survey wide detecting element 53 with the wide detecting element 63 of second survey is used for acquireing respectively along perpendicular measuring rack removal big arm 41 ascending first survey wide subassembly 5 the first flexible volume with the flexible volume of second survey wide subassembly 6, wherein first survey wide subassembly 5 arrives the numerical value of saddle 1 central point put along the ascending distance in the horizontal direction with the wide subassembly 6 is surveyed to the second the numerical value of saddle 1 central point put along the ascending distance in the horizontal direction is predetermined numerical value, controller 8 basis above-mentioned known quantity first flexible volume with the flexible volume of second calculates out coil of strip 2's width.
It should be noted that, in this embodiment, the operations of the diameter measuring assembly 4, the first width measuring assembly 5 and the second width measuring assembly 6 are completed through a matched control system, and specific details are not limited herein.
Fig. 2 is a schematic side view of the structure of the steel coil width and diameter measuring system in the cold rolling plant.
Referring to fig. 2, in some embodiments, the first width measuring assembly 5 further includes:
the first telescopic arm 51 is vertically connected with the large measuring rack moving arm 41, and the first telescopic arm 51 is telescopic along the direction vertical to the large measuring rack moving arm 41;
and the first width measuring bracket arm 52 is vertically arranged on the first telescopic arm 51 and is far away from one side of the measuring frame base 3.
Specifically, in this embodiment, the first width measurement component 5 is further deeply designed, and the first width measurement component 5 is designed to be of the structure of the first telescopic arm 51 and the first width measurement support arm 52, so that the maintenance or replacement of the equipment is facilitated, and the service life of the whole equipment is further prolonged.
The second width measuring component 6 further comprises:
a second telescopic arm 61 vertically connected with the measuring rack moving large arm 41, wherein the second telescopic arm 61 is telescopic along the direction vertical to the measuring rack moving large arm 41;
and a second width measuring bracket arm 62 vertically arranged on the second telescopic arm 61 and far away from one side of the measuring frame base 3.
Specifically, in this embodiment, the second width measurement assembly 6 is further deeply designed, and the second width measurement assembly 6 is designed to have the structure of the second telescopic arm 61 and the second width measurement support arm 62, so that the maintenance or replacement of the equipment is facilitated, and the service life of the whole equipment is further prolonged.
The first telescopic amount is a telescopic length of the first telescopic arm 51, and the second telescopic amount is a telescopic length of the second telescopic arm 61;
the first width detection element 53 and the second width detection element 63 are configured to:
when the first width measurement support arm 52 and the second width measurement support arm 62 clamp the steel coil 2, a first telescopic amount of the first telescopic arm 51 and a second telescopic amount of the second telescopic arm 61 are respectively obtained.
Specifically, in this embodiment, the first width measurement detecting element 53 obtains the telescopic length of the first telescopic arm 51, where the first telescopic amount is the telescopic length of the first telescopic arm 51, and the second width measurement detecting element 63 obtains the telescopic length of the second telescopic arm 61, where the second telescopic amount is the telescopic length of the second telescopic arm 61.
Further, in some embodiments, the moving boom position detection element 42 is further configured to:
detecting whether the measuring frame moving large arm 41 stops moving;
if yes, the moving arm position detection element 42 obtains a position change value of the measuring frame moving arm 41 after a preset time interval and sends the position change value to the controller 8;
the first width measurement detecting element 53 is further configured to:
detecting whether the first telescopic arm 51 stops telescopic movement;
if yes, the first width measurement detection element 53 obtains a first telescopic amount of the first telescopic arm 51 after a preset time interval and sends the first telescopic amount to the telescopic controller 8;
the second width measurement detecting element 63 is further configured to:
detecting whether the telescopic second telescopic arm 61 stops telescopic movement;
if yes, the second width measurement detection element 63 acquires a second expansion amount of the second telescopic arm 61 after a preset time interval and sends the second expansion amount to the expansion controller 8.
Specifically, in this embodiment, the stability of the dimension measurement is further improved by setting the delay for the preset time interval, and the measurement error can be further reduced.
Further, in some embodiments, a movable large arm hydraulic cylinder 43 is arranged inside the measuring frame base 3 along the axial direction of the measuring frame movable large arm 41;
one end of the movable large arm hydraulic cylinder 43, which is close to the steel coil 2, is connected with the movable large arm 41 of the measuring frame, and the movable large arm hydraulic cylinder 43 is wirelessly connected with the movable large arm position detection element 42;
the movable large arm hydraulic cylinder 43 is configured to control the movable large arm 41 of the measuring frame to move along the direction vertical to the axis of the steel coil 2, and the moving amount has a preset range.
Specifically, in this embodiment, the large measurement frame moving arm 41 is driven by the large telescopic moving arm hydraulic cylinder 43 to move in a direction perpendicular to the axis of the steel coil 2, wherein it should be noted that the large telescopic moving arm hydraulic cylinder 43 realizes automatic operation through a matched control system, and specific details are not limited herein.
Wherein, through with the big arm 41 of measuring rack removal is along the perpendicular 2 axle center direction of coil of strip's quantity value settlement scope has realized preventing the flexible excessive condition of big arm pneumatic cylinder 43 of flexible removal appears, also slows down the holistic ageing of equipment to a certain extent.
Further, in some embodiments, a first width measuring support hydraulic cylinder 511 is arranged on the first telescopic arm 51 in a direction perpendicular to the direction of the large measuring frame moving arm 41;
one end of the first width measurement support hydraulic cylinder 511, which is close to the measurement frame movable large arm 41, is connected with the first telescopic arm 51, and one end of the first width measurement support hydraulic cylinder 511, which is far away from the measurement frame movable large arm 41, is connected with the first width measurement support arm 52;
the first width measuring support hydraulic cylinder 511 is configured to control the first telescopic arm 51 to extend and contract in a direction perpendicular to the measuring frame moving boom 41, and the extension and contraction amount has a preset range.
Specifically, in this embodiment, the first telescopic arm 51 is further designed, a first width measurement support hydraulic cylinder 511 is disposed inside the first telescopic arm 51, and the first telescopic arm 51 is extended and retracted by using the first width measurement support hydraulic cylinder 511.
A second width measurement support hydraulic cylinder 611 is arranged on the second telescopic arm 61 along the direction vertical to the large movable arm 41 of the measurement frame;
one end of the second width measurement support hydraulic cylinder 611 close to the measurement frame moving large arm 41 is connected with the second telescopic arm 61, and one end of the second width measurement support hydraulic cylinder 611 far away from the measurement frame moving large arm 41 is connected with the second width measurement support arm 62;
the second width measuring support hydraulic cylinder 611 is configured to control the second telescopic arm 61 to be telescopic in a direction perpendicular to the measuring frame moving large arm 41, and the telescopic amount has a preset range.
Specifically, in this embodiment, the second telescopic arm 61 is further designed, a second width measurement support hydraulic cylinder 611 is disposed inside the second telescopic arm 61, and the second telescopic arm 61 is extended and retracted by using the second width measurement support hydraulic cylinder 611.
Further, in some embodiments, the upper end of the first width measuring support arm 52 on the side away from the measuring stand base 3 is provided with a first width measuring redundant element 54;
the upper end of the second width measuring bracket arm 62 far away from the side of the measuring frame base 3 is provided with a second width measuring redundant element 64;
the first width measuring redundant element 54 and the second width measuring redundant element 64 are wirelessly connected with the controller;
the first measured-width redundant element 54 and the second measured-width redundant element 64 are both configured as redundant functions to ensure that the width measurement is performed properly.
Specifically, in this embodiment, the first width measurement redundant element 54 is disposed on the first width measurement support arm 52, and the second width measurement redundant element 64 is disposed on the second width measurement support arm 62, so that the system can always operate normally, and the problem that the system cannot continue to operate due to a failure of the first width measurement detection element 53 and/or the second width measurement detection element 63 is avoided.
Further, in some embodiments, the measuring stand moving arm 41 is provided with a home position identification element 411;
a movable big arm original position detection limit 7 is arranged on the measuring frame base 3 at a position flush with the original position of the movable big arm 41 of the measuring frame;
the home position identification component 411 is configured to emit a home position signal along a plane;
the mobile boom home position detection limit 7 is configured to:
when the original position signal is acquired for the first time, sending a control instruction for controlling the movable boom hydraulic cylinder 43 to stop working to the movable boom position detection element 42;
the control command is used to stop the measuring stand moving arm 41 at the home position.
Specifically, in this embodiment, by providing the home position identification element 411 on the movable large arm 41 of the measuring rack and providing the movable large arm home position detection limit 7 on the base 3 of the measuring rack at a position flush with the home position of the movable large arm 41 of the measuring rack, the "zeroing" of the movable large arm 41 of the measuring rack is realized, and the accuracy of calculating the size of the steel coil 2 by the system is further improved.
Fig. 3 is a schematic flow chart of a control method of the steel coil width and diameter measuring system in the cold rolling plant.
Referring to fig. 3, in this embodiment, a control method of a steel coil width and diameter measuring system in a cold rolling mill is further provided, where the control method includes:
s100, acquiring a position change value of a movable large arm of the measuring frame;
s200, calculating the diameter size of the steel coil according to the position change value of the movable large arm of the measuring frame;
s300, acquiring a first telescopic amount of a first telescopic arm and a second telescopic amount of a second telescopic arm;
and S400, calculating the width of the steel coil according to the first stretching amount and the second stretching amount.
Specifically, in this embodiment, the acquiring of the position change value of the movable large arm of the measuring rack is performed by the movable large arm position detecting element 42, and the position change value of the movable large arm of the measuring rack is sent to the controller 8 after being acquired;
the controller 8 calculates the diameter size of the steel coil 2 according to the position change value and the preset value of the movable large arm of the measuring frame;
the acquiring of the first telescopic amount of the first telescopic arm and the second telescopic amount of the second telescopic arm is completed by the first width measurement detection element 53 and the second width measurement detection element 63, respectively, and the first telescopic amount and the second telescopic amount of the second telescopic arm are acquired and then sent to the controller 8;
and the controller 8 calculates the width of the steel coil 2 according to a preset value, the first stretching amount and the second stretching amount of the second stretching arm.
Claims (8)
1. A width and diameter measuring system for steel coils in a cold rolling plant is characterized by comprising:
the steel coil saddle comprises a saddle (1), wherein the saddle (1) is connected with the ground, the saddle (1) is provided with a groove, and a steel coil (2) is loaded on the groove;
the measuring frame base (3) is arranged along the direction vertical to the axial lead of the steel coil (2);
the diameter measuring component (4) is arranged on the measuring frame base (3), and the steel coil diameter measuring component (4) comprises a measuring frame moving large arm (41) which is connected with the measuring frame base (3) in a sliding mode along the direction vertical to the axis of the steel coil (2) and a moving large arm position detecting element (42) which is arranged on one side, far away from the steel coil, of the measuring frame base (3);
the first width measuring component (5) and the second width measuring component (6) are arranged on the large movable arm (41) of the measuring frame, and the first width measuring component (5) and the second width measuring component (6) are perpendicular to the axis of the large movable arm (41) of the measuring frame and are arranged on two sides of the large movable arm (41) of the measuring frame; the first width measuring component (5) and the second width measuring component (6) are of a right-angle structure which stretches along the vertical direction of the movable large arm (41) of the measuring frame, a right-angle opening faces towards the steel coil (2), a first width measuring detection element (53) is arranged on the first width measuring component (5), and a second width measuring detection element (63) is arranged on the second width measuring component (6);
a controller (8) wirelessly connected to the moving boom position detecting element (42), the first width measuring detecting element (53), and the second width measuring detecting element (63);
the movable big arm position detection element (42) is configured to acquire a position change value of the movable big arm (41) of the measuring frame and send the position change value to the controller (8);
the first width measurement detection element (53) and the second width measurement detection element (63) are configured to respectively acquire a first amount of expansion and contraction of the first width measurement component (5) and a second amount of expansion and contraction of the second width measurement component (6) in a direction along a vertical measurement frame moving boom (41) when the first width measurement component (5) and the second width measurement component (6) clamp the steel coil (2), and send the first amount of expansion and contraction to the controller (8);
the controller (8) is configured to:
calculating the diameter size of the steel coil according to the position change value of the movable large arm (41) of the measuring frame;
and calculating the width of the steel coil (2) according to the first stretching amount and the second stretching amount.
2. The system for measuring width and diameter of steel coils in cold rolling plants according to claim 1, characterized in that said first width measuring assembly (5) further comprises:
the first telescopic arm (51) is vertically connected with the large measuring rack moving arm (41), and the first telescopic arm (51) stretches in a direction vertical to the large measuring rack moving arm (41);
the first width measurement support arm (52) is vertically arranged on the first telescopic arm (51) and is far away from one side of the measurement frame base (3);
the second width measuring assembly (6) further comprises:
the second telescopic arm (61) is vertically connected with the large measuring rack moving arm (41), and the second telescopic arm (61) stretches in a direction vertical to the large measuring rack moving arm (41);
the second width measurement support arm (62) is vertically arranged on the second telescopic arm (61) and is far away from one side of the measurement frame base (3);
the first telescopic amount is the telescopic length of the first telescopic arm (51), and the second telescopic amount is the telescopic length of the second telescopic arm (61);
the first width detection element (53) and the second width detection element (63) are configured to:
when the first width measuring support arm (52) and the second width measuring support arm (62) clamp the steel coil (2), a first telescopic amount of the first telescopic arm (51) and a second telescopic amount of the second telescopic arm (61) are obtained respectively.
3. A cold rolling mill coil width and diameter measuring system according to claim 2, wherein said mobile boom position detection element (42) is further configured to:
detecting whether the measuring frame moving large arm (41) stops moving or not;
if yes, the movable large arm position detection element (42) acquires a position change value of the movable large arm (41) of the measuring frame after a preset time interval and sends the position change value to the controller (8);
the first width measurement detection element (53) is further configured to:
detecting whether the first telescopic arm (51) stops stretching or not;
if yes, the first width measurement detection element (53) acquires a first telescopic amount of the first telescopic arm (51) after a preset time interval and sends the first telescopic amount to a telescopic controller (8);
the second width measurement detection element (63) is further configured to:
detecting whether the telescopic second telescopic arm (61) stops telescopic movement;
if yes, the second width measurement detection element (63) acquires a second telescopic amount of the second telescopic arm (61) after a preset time interval and sends the second telescopic amount to the telescopic controller (8).
4. The system for measuring the width and the diameter of the steel coil in the cold rolling plant according to the claim 1, characterized in that a movable big arm hydraulic cylinder (43) is arranged inside the base (3) of the measuring frame along the axial direction of the movable big arm (41) of the measuring frame;
one end of the movable large arm hydraulic cylinder (43), which is close to the steel coil (2), is connected with the movable large arm (41) of the measuring frame, and the movable large arm hydraulic cylinder (43) is wirelessly connected with the movable large arm position detection element (42);
the movable big arm hydraulic cylinder (43) is configured to control the movable big arm (41) of the measuring frame to move along the direction vertical to the axis of the steel coil (2), and the moving amount has a preset range.
5. The width and diameter measuring system for the steel coils in the cold rolling mill as claimed in claim 2, wherein a first width measuring support hydraulic cylinder (511) is arranged on the first telescopic arm (51) along a direction vertical to the moving large arm (41) of the measuring frame;
one end, close to the large movable arm (41) of the measuring frame, of the first width measuring support hydraulic cylinder (511) is connected with the first telescopic arm (51), and one end, far away from the large movable arm (41) of the measuring frame, of the first width measuring support hydraulic cylinder (511) is connected with the first width measuring support arm (52);
the first width measuring support hydraulic cylinder (511) is configured to control the first telescopic arm (51) to be telescopic along the direction vertical to the measuring frame moving large arm (41), and the telescopic amount has a preset range;
a second width measurement support hydraulic cylinder (611) is arranged on the second telescopic arm (61) along the direction vertical to the large movable arm (41) of the measurement frame;
one end, close to the movable large arm (41) of the measuring frame, of the second width measuring support hydraulic cylinder (611) is connected with the second telescopic arm (61), and one end, far away from the movable large arm (41) of the measuring frame, of the second width measuring support hydraulic cylinder (611) is connected with the second width measuring support arm (62);
the second width measuring support hydraulic cylinder (611) is configured to control the second telescopic arm (61) to be telescopic along the direction perpendicular to the measuring frame moving large arm (41), and the telescopic amount has a preset range.
6. The system for measuring the width and the diameter of the steel coil of the cold rolling mill according to the claim 2, characterized in that the upper end of the first width measuring bracket arm (52) far away from the side of the measuring bracket base (3) is provided with a first width measuring redundant element (54);
the upper end of one side, far away from the measuring frame base (3), of the second width measuring support arm (62) is provided with a second width measuring redundant element (64);
the first width measuring redundant element (54) and the second width measuring redundant element (64) are wirelessly connected with the controller;
the first measured width redundant element (54) and the second measured width redundant element (64) are configured to be redundant so as to ensure that width measurement is normally carried out.
7. The system for measuring the width and the diameter of the steel coil in the cold rolling mill as claimed in claim 4, wherein the mobile large arm (41) of the measuring frame is provided with a home position identification element (411);
a movable large arm original position detection limit (7) is arranged on the measuring frame base (3) at a position flush with the original position of the movable large arm (41) of the measuring frame;
the home position identification element (411) is configured to emit a home position signal along a plane;
the mobile boom home position detection limit (7) is configured to:
when the original position signal is acquired for the first time, sending a control instruction for controlling the movable large arm hydraulic cylinder (43) to stop working to the movable large arm position detection element (42);
the control instructions are used for stopping the measuring rack moving large arm (41) at a home position.
8. A control method of a width and diameter measuring system for steel coils in a cold rolling mill, which is characterized in that the control method is applied to the width and diameter measuring system for steel coils in the cold rolling mill according to any one of claims 1 to 7, and the control method comprises the following steps:
acquiring a position change value of a movable large arm of the measuring frame;
calculating the diameter size of the steel coil according to the position change value of the movable large arm of the measuring frame;
acquiring a first telescopic amount of a first telescopic arm and a second telescopic amount of a second telescopic arm;
and calculating the width of the steel coil according to the first stretching amount and the second stretching amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211302910.6A CN115673001A (en) | 2022-10-24 | 2022-10-24 | Steel coil width and diameter measuring system for cold rolling plant and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211302910.6A CN115673001A (en) | 2022-10-24 | 2022-10-24 | Steel coil width and diameter measuring system for cold rolling plant and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115673001A true CN115673001A (en) | 2023-02-03 |
Family
ID=85098762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211302910.6A Pending CN115673001A (en) | 2022-10-24 | 2022-10-24 | Steel coil width and diameter measuring system for cold rolling plant and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115673001A (en) |
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2022
- 2022-10-24 CN CN202211302910.6A patent/CN115673001A/en active Pending
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