CN114935659A - Automatic measuring device and measuring method for physical parameters of silicon steel coil sample plate - Google Patents

Abstract

The invention discloses an automatic measuring device for silicon steel coil sample plate physical parameters, which comprises a fixed bottom frame and a platform supported on the fixed bottom frame, and further comprises a centering module, a walking module, a portal frame, a detection device, a turnover mechanism and a servo control system, wherein the centering module comprises a sample plate table, an X-axis centering roller push rod and a Y-axis centering roller push rod which are respectively arranged in a slot of the sample plate table, and a centering detection mechanism is arranged at the position close to the edge of the sample plate table; the X-axis walking module comprises X-axis walking modules and Y-axis walking modules, the X-axis walking modules comprise X-axis guide rods arranged on two sides of the platform, the portal frame is supported on the X-axis guide rods through X-axis sliding blocks, detection devices capable of moving along the X-axis guide rods are arranged on the X-axis guide rods, Y-axis guide rods are arranged at the tops of the portal frame, and detection devices capable of moving along the Y-axis guide rods are arranged on the Y-axis guide rods; the turnover mechanism is arranged on the front side of the fixed underframe. The invention can be matched with a sampling robot to realize the full-process automation of the detection process section.

Description

Automatic measuring device and measuring method for physical parameters of silicon steel coil sample plate

Technical Field

The invention relates to an automatic measuring device and a measuring method for physical parameters of a silicon steel roll sample plate, which are used in the technical field of automatic measurement of the silicon steel roll sample plate.

Background

At present, in the finishing production process of silicon steel coils, an operator puts a sheared sample plate at an outlet of a unit onto a steel platform on an operation side, and the physical parameters of the sample plate are measured manually by measuring instruments such as a micrometer, a micrometer (a screw micrometer), a conical ruler and the like and by means of manual visual observation and hand touch.

The following problems may exist by manual measurement:

1) when the burr of artifical measurement limit portion, need use the micrometer to compress tightly the burr position measurement height, rely on the operation experience to press down the unable uniformity of guaranteeing of height at every turn, and need touch limit portion with the hand and just examine the burr position, cause the hand fish tail easily, and the unable electronization of measured data storage is in reserve for inspection.

2) The sample plate needs to be flatly placed on the surface of the steel platform when the edge waves are measured, and the sample plate are inconsistent in a tension natural state under the action of self weight, so that the real data of measurement are influenced. The uncertainty of the number and the position of the edge waves at the shearing edge can also cause multiple measurements or missing measurements of an operator. The calculation of the quick completion degree needs to be obtained by hand-writing, recording and calculating, and the efficiency is low.

3) The precision of the measuring scale used for measuring the plate width is met, but the position of the measuring scale arranged on a steel platform is not provided with a reference and the side close to the platform is not provided with a finish machining size, so that a reference error exists in the process of measuring the sample plate.

4) The surface quality and the plate shape are completely deduced by manual visual experience, indexes cannot be quantized, and data cannot be stored, so that the measurement often has the risk of forming doubtful user quality.

The patent "full-automatic silicon steel sheet measuring device and measuring method thereof" (patent No. cn201710655249.x) discloses a device and a measuring method thereof for measuring silicon steel sheets, but the function is only limited to measuring the plane dimension profile of the silicon steel sheets, the device belongs to the detection of a rear-end product stage, the measuring purpose and means are relatively single, and only the dimension parameters can be detected. In the production process of the base material of the silicon steel coil, the detection function of important technical parameters such as the size, the shape, the edge burrs, the thickness and the like of the silicon steel plate cannot be realized.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides an automatic measuring device and a measuring method for silicon steel coil sample plate physical parameters, which can replace the original manual sample plate detection method, can be matched with a sampling robot to realize the automation of the whole process of a detection process section, improve the sample plate measurement standardization and accuracy, improve the quality of a finished coil and prompt the unit disc shearing quality.

One technical scheme for achieving the above purpose is as follows: an automatic measuring device for physical parameters of a silicon steel coil sample plate comprises a fixed bottom frame and a platform supported on the fixed bottom frame, wherein two adjacent side edges of the platform are respectively in the X-axis direction and the Y-axis direction of the measuring device, the automatic measuring device also comprises a centering module, a walking module, a portal frame, a detecting device, a turnover mechanism and a servo control system,

the centering module comprises a sample plate table, an X-axis centering roller push rod and a Y-axis centering roller push rod, wherein an X-axis centering groove is formed in one side edge of the sample plate table along the X-axis direction, a Y-axis centering groove is formed in the other side edge adjacent to the sample plate table, the X-axis centering roller push rod is slidably clamped in the X-axis centering groove, the Y-axis centering roller push rod is slidably clamped in the Y-axis centering groove, and a centering detection mechanism is arranged at the position, close to the edge, of the sample plate table of the centering module;

the X-axis walking module comprises X-axis walking modules and Y-axis walking modules, the X-axis walking modules comprise X-axis guide rods arranged on two sides of the platform, the portal frame is supported on the X-axis guide rods through X-axis sliding blocks, detection devices capable of moving along the X-axis guide rods are arranged on the X-axis guide rods, Y-axis guide rods are arranged at the tops of the portal frame, and detection devices capable of moving along the Y-axis guide rods are arranged on the Y-axis guide rods;

the turnover mechanism is arranged on the front side of the fixed underframe and comprises a turnover support and an electric control vacuum sucker arranged on the support.

Further, the centering detection mechanism comprises a grating detection device and a physical leveling device.

Furthermore, the detection device on the X-axis guide rod comprises a thickness measuring laser sensor device and a section 3D laser detection device.

Further, the detection device on the Y-axis guide rod comprises a visual detection device and a 3D pre-scanning laser plate type detection device.

Still further, the visual inspection device is an industrial three-scanning camera, and the sampling frequency of the visual inspection device is matched with the speed of the Y-axis walking module.

Furthermore, a plurality of groups of adjustable feet are arranged at the bottom of the fixed underframe.

Further, the platform is a marble platform.

Furthermore, the automatic measuring device is provided with a carrying mechanical arm or a carrying robot for carrying the silicon steel coil sample plate.

The automatic measurement method of the silicon steel coil sample plate physical parameters by using the automatic detection device comprises the following steps:

step 1, placing a silicon steel coil sample plate on a platform, and aligning the sample plate by a centering module;

step 2, the X-axis walking module drives the detection device to detect the thickness, burrs and edge wave defects along the plate length direction;

step 3, rotating the silicon steel coil sample plate by 90 degrees through a carrying mechanical arm or a carrying robot, then placing the silicon steel coil sample plate on the platform surface again, and executing the burr and edge wave defects in the plate width direction again through the X-axis module;

step 4, simultaneously operating a Y-axis walking module and an X-axis walking module of the portal frame, driving a detection device to scan the upper surface of the sample plate, and carrying out imaging defect detection and plate shape detection on the surface of the sample plate by using HMI background software;

step 5, the silicon steel coil sample plate is sucked up by the turnover mechanism through an electric control vacuum chuck, the silicon steel coil sample plate is turned over and placed on the platform through the cooperation of a carrying mechanical arm or a carrying robot, and the Y-axis walking module and the X-axis walking module of the portal frame simultaneously act to detect the imaging defects of the lower surface of the silicon steel coil sample plate;

and 6, the upper computer detection software displays the detection result on the upper computer beside the machine, and uploads the detection result to a unit L1 or L2 level system for data storage.

According to the automatic measuring device and the measuring method for the physical parameters of the silicon steel roll sample plate, the automatic sampling and sample detecting process of the unit sample plate can be completed by matching with a sampling robot, the manual operation content of the station is released, the accuracy, comprehensiveness and precision of actual detection data can meet the process quality inspection requirements, and meanwhile, a standard measuring tool can be used for performing reference measurement and calibration of a platform.

Drawings

FIG. 1 is a schematic structural view of an apparatus for automatically measuring physical parameters of a silicon steel coil sample plate according to the present invention;

FIG. 2 is a front view of the automatic measuring device for physical parameters of a silicon steel coil sample plate according to the present invention;

FIG. 3 is a top view of an apparatus for automatically measuring physical parameters of a silicon steel coil sample plate according to the present invention;

FIG. 4 is a side view of an apparatus for automatically measuring physical parameters of a silicon steel coil sample plate according to the present invention.

Detailed Description

In order to better understand the technical solution of the present invention, the following detailed description is made by specific examples:

referring to fig. 1 to 4, the automatic measuring device for physical parameters of a silicon steel coil sample plate of the present invention includes a fixed base frame 1, a platform 2 supported on the fixed base frame, a centering module, a traveling module, a gantry 3, a detecting device, a turnover mechanism 4, and a servo control system. Wherein two adjacent sides of the platform form the X-axis direction and the Y-axis direction of the measuring device.

The fixed underframe 1 is welded by adopting a steel structure, a plurality of groups of adjustable feet are arranged on the lower bottom surface, the mounting position can be moved, and preliminary basic leveling is carried out. Platform 2 is marble platform, uses 00 grades of standards, and the field environment temperature change and the installation requirement that can satisfy accurate level module of physical properties fully considering. The template platform 51 of the centering module is fixed with the marble platform through bolts, and the processed surface is plated with chrome, so that the secondary leveling, surface scratch prevention and rust prevention functions can be met.

The centering module comprises a sample plate table 51, an X-axis centering roller push rod and a Y-axis centering roller push rod 52. An X-axis centering groove 53 is formed in one side edge of the sample plate table along the X-axis direction, a Y-axis centering groove 54 is formed in the other side edge adjacent to the sample plate table, the X-axis centering roller push rod is slidably clamped in the X-axis centering groove, and the Y-axis centering roller push rod is slidably clamped in the Y-axis centering groove. In order to ensure the stability of the silicon steel coil sample plate in pushing in the length direction, three groups of parallel Y-axis centering roller push rod structures are arranged. The centering module is provided with a centering detection mechanism at the position of the edge of the sample plate table. The centering detection mechanism comprises a grating detection device and a physical leveling device. Centering die group installs at the model board platform back, and the assembly gyro wheel push rod on the slip table contacts with model board both sides section with the sliding friction mode, and after the robot took off the model and placed on the platform, the gyro wheel mechanism on the centering module was kept close to the model board from X, Y two directions, and the border position has the grating to detect and the physics is kept flat, guarantees that the initial point when detecting at every turn keeps unanimous.

The walking module includes X axle walking module and Y axle walking module, and X axle walking module is including setting up in the X axle guide bar 61 of platform both sides, and portal frame 3 supports on X axle guide bar through the X axle slider. Each detection original paper and actuating mechanism have been installed respectively to portal frame side and upper beam surface, can cover the detection of whole face size in plane coordinate range, adopt bilateral simultaneous movement drive technique, better satisfy positioning accuracy and with the sensor between sampling frequency match response, structural design uses 7 aviation aluminum products, have advantages such as hardness height, intensity height. The X-axis guide rod is provided with a detection device capable of moving along the X-axis guide rod, and the detection device on the X-axis guide rod comprises a thickness measuring laser sensor device and a section 3D laser detection device. And a Y-axis guide rod 71 is arranged at the top of the portal frame 3, and a detection device capable of moving along the Y-axis guide rod is arranged on the Y-axis guide rod. The detection means on the Y-axis guide bar includes a visual detection means 72 and a 3D pre-scan laser plate type detection means. The visual detection device is provided with an industrial three-scanning camera, 4K resolution and a coaxial adjustable light source, and the field of view can meet the acquisition requirement within the range of 300 mm. The sampling frequency is matched with the speed of the Y-axis module, and 5 times of scanning covering splicing is carried out on the sample plates with the maximum plate width of 1350 mm. Because the size range of the template is large in change, the detection system detects the template data in a segmented mode through the driving stroke of the Y-axis walking module, and finally the whole template data is completely expressed by using a picture splicing and data fitting technology. KK level module is selected for use to equipment, possesses high accuracy and high load, high rigid's characteristics, and long-term use durability is better beside the machine.

The turnover mechanism 4 is arranged on the front side of the fixed underframe, adopts servo drive and comprises a turnover support and an electric control vacuum chuck arranged on the support. The turnover mechanism 4 can suck the sample plate from the platform and turn over the sample plate to be arranged at a position of 110 degrees, and then the sample plate is exchanged and adsorbed by matching with the sampling robot, and the sample plate is turned over by 180 degrees and is placed on the detection platform again.

The automatic measuring platform control system of the servo control system comprises a PLC control unit (with a motion control function), a servo driving unit, a position counting and positioning module and the like. The electric control system can be matched with the communication requirements of L1 and L2 of different units, can support various communication protocols such as Profinet, TCP/IP and the like, and an HMI system of an upper industrial personal computer is connected with the control unit and all sensors of the installation to record, store and upload sampling data.

The automatic measurement method of the silicon steel coil sample plate physical parameters by using the automatic measurement device comprises the following steps:

step 1, placing a silicon steel coil sample plate on a platform, and aligning the sample plate by a centering module;

step 2, the X-axis walking module drives the detection device to detect the thickness, the burrs and the edge wave defects along the plate length direction;

step 3, rotating the silicon steel coil sample plate by 90 degrees through a carrying mechanical arm or a carrying robot, then placing the silicon steel coil sample plate on the platform surface again, and executing the burr and edge wave defects in the plate width direction again through the X-axis module;

step 4, simultaneously operating a Y-axis walking module and an X-axis walking module of the portal frame, driving a detection device to scan the upper surface of the sample plate, and carrying out imaging defect detection and plate shape detection on the surface of the sample plate by using HMI background software;

step 5, the silicon steel roll sample plate is sucked up by the turnover mechanism through the electric control vacuum chuck, the silicon steel roll sample plate is turned over and placed on the platform through the cooperation of a carrying mechanical arm or a carrying robot, and the Y-axis walking module and the X-axis walking module of the portal frame simultaneously act to detect the imaging defects of the lower surface of the silicon steel roll sample plate;

and 6, the upper computer detection software displays the detection result on the upper computer beside the machine, and uploads the detection result to a unit L1 or L2 level system for data storage.

The automatic measuring device and the measuring method for the physical parameters of the silicon steel coil sample plate replace the original manual sample plate detection method, can be automatically linked with the production line process, can be matched with the sample plate sampling robot to automatically grab, rotate and turn the sample plate, and realize multi-direction three-dimensional detection of the upper surface and the lower surface of the sample plate, the shearing sections on two sides of a circle shear, and the like. Meanwhile, the upper industrial personal computer carries development software, displays measurement data and models through a digital visual interface, loads units such as a visual analysis algorithm, a data processing function package, a communication function module and a database storage module, and can store records according to production shifts, product batches, sample plate sampling time and the like and upload corresponding measurement data to the L1 and L2 level systems of the unit production line.

The color laser coaxial displacement meter is adopted when the thickness of the plate is measured, the edge part of the sample plate does not support the platform reference, the thickness of the same plate is measured in the whole process when the sample plate is in a natural state, and the thickness parameter can be read out at any position of the plate width. The edge waves of the sheared edge are detected in the direction of the section without supporting the platform reference, so that the defect missing detection caused by the deadweight of the sample plate attached to the platform is reduced.

The automatic measurement system of the physical parameters of the silicon steel coil sample plate realizes automation of the post-process of the automatic sampling robot of the unit. The method can be used for realizing the automation of the whole process of the process section by matching with the sampling robot, improving the standardization and the accuracy of the sample measurement, improving the quality of finished material rolls and prompting the disc shearing quality of the unit.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that the changes and modifications of the above embodiments are within the scope of the appended claims as long as they are within the true spirit of the present invention.

Claims (9)

1. The utility model provides an automatic measuring device of model physical parameter is rolled up to silicon steel, includes fixed chassis and supports the platform on fixed chassis, and two adjacent sides of platform constitute measuring device's X axle direction and Y axle direction respectively, its characterized in that: also comprises a centering module, a walking module, a portal frame, a detection device, a turnover mechanism and a servo control system,

the centering module comprises a sample plate table, an X-axis centering roller push rod and a Y-axis centering roller push rod, wherein an X-axis centering groove is formed in one side edge of the sample plate table along the X-axis direction, a Y-axis centering groove is formed in the other side edge adjacent to the sample plate table, the X-axis centering roller push rod is slidably clamped in the X-axis centering groove, the Y-axis centering roller push rod is slidably clamped in the Y-axis centering groove, and a centering detection mechanism is arranged at the position, close to the edge, of the sample plate table of the centering module;

the gantry comprises a gantry frame, a gantry, a walking module and a gantry frame, wherein the walking module comprises an X-axis walking module and a Y-axis walking module, the X-axis walking module comprises X-axis guide rods arranged on two sides of the platform, the gantry frame is supported on the X-axis guide rods through X-axis sliders, detection devices capable of moving along the X-axis guide rods are arranged on the X-axis guide rods, Y-axis guide rods are arranged at the tops of the gantry frame, and detection devices capable of moving along the Y-axis guide rods are arranged on the Y-axis guide rods;

the turnover mechanism is arranged on the front side of the fixed underframe and comprises a turnover support and an electric control vacuum sucker arranged on the support.

2. The apparatus as claimed in claim 1, wherein the centering mechanism comprises a grating detector and a physical leveling device.

3. The automatic measuring device for the physical parameters of the silicon steel roll sample plate according to claim 1, wherein the detecting device on the X-axis guide rod comprises a thickness measuring laser sensor device and a section 3D laser detecting device.

4. The automatic measuring device for the physical parameters of the silicon steel roll sample plate according to claim 1, wherein the detection device on the Y-axis guide rod comprises a visual detection device and a 3D pre-scanning laser plate type detection device.

5. The apparatus of claim 4, wherein the vision inspection device is an industrial triple-scan camera whose sampling frequency is matched to the speed of the Y-axis walking module.

6. The automatic measuring device for the physical parameters of the silicon steel roll sample plate according to claim 1, wherein the bottom of the fixed base frame is provided with a plurality of groups of adjustable feet.

7. The apparatus of claim 1, wherein the platform is a marble platform.

8. The apparatus of claim 1, wherein the automatic measuring device is provided with a handling robot or a handling robot for handling the silicon steel roll sample plate.

9. The method for automatically measuring the physical parameters of the silicon steel coil sample plate of any one of claims 1 to 8, comprising the steps of:

step 1, placing a silicon steel coil sample plate on a platform, and aligning the sample plate by a centering module;

step 2, the X-axis walking module drives the detection device to detect the thickness, the burrs and the edge wave defects along the plate length direction;

step 3, rotating the silicon steel coil sample plate by 90 degrees through a carrying mechanical arm or a carrying robot, then placing the silicon steel coil sample plate on the platform surface again, and executing the burr and edge wave defects in the plate width direction again through the X-axis module;

step 4, simultaneously operating a Y-axis walking module and an X-axis walking module of the portal frame, driving a detection device to scan the upper surface of the sample plate, and carrying out imaging defect detection and plate shape detection on the surface of the sample plate by using HMI background software;

step 5, the silicon steel coil sample plate is sucked up by the turnover mechanism through an electric control vacuum chuck, the silicon steel coil sample plate is turned over and placed on the platform through the cooperation of a carrying mechanical arm or a carrying robot, and the Y-axis walking module and the X-axis walking module of the portal frame simultaneously act to detect the imaging defects of the lower surface of the silicon steel coil sample plate;

and 6, the upper computer detection software displays the detection result on the upper computer beside the machine, and uploads the detection result to a unit L1 or L2 level system for data storage.

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