CN110702051A - Online detection device and method for lamination thickness of silicon steel sheet iron core lamination line - Google Patents
Online detection device and method for lamination thickness of silicon steel sheet iron core lamination line Download PDFInfo
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- CN110702051A CN110702051A CN201910962528.XA CN201910962528A CN110702051A CN 110702051 A CN110702051 A CN 110702051A CN 201910962528 A CN201910962528 A CN 201910962528A CN 110702051 A CN110702051 A CN 110702051A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
Abstract
The invention discloses an online detection device and method for the lamination thickness of a silicon steel sheet iron core lamination line, belonging to the technical field of transformer manufacturing, and the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line provided by the invention comprises: the stacking thickness detection device comprises a stacking thickness detection manipulator, a stacking thickness detection lifting device and a distance detection device; the stacking thickness detection manipulator is located above the stacking thickness detection lifting device, the distance detection device is arranged at the bottom of the first lifting device and used for detecting the distance from the bottom of the first lifting device to the top of the stacking thickness detection stacking table, and the distance detection device is in electrical signal connection with the second lifting device. In actual use, the influence on the automatic lamination efficiency caused by manual intervention shutdown thickness measurement when the automatic lamination machine operates can be avoided, the structure is simple, the reliability is high, and the one-time, efficient and accurate automatic lamination of the transformer core can be realized.
Description
Technical Field
The invention belongs to the technical field of transformer manufacturing, and particularly relates to an online detection device and method for a silicon steel sheet iron core stacking line stacking thickness.
Background
At present, the manufacturing of the 'Japanese' type iron core of the domestic transformer is almost completed by manual lamination, the manual lamination has low efficiency, high error rate and high working strength, and the manually manufactured transformer iron core can not meet the market demand along with the continuous and rapid development of the power industry.
Therefore, automatic lamination stacking machines for transformer cores come into play, but because the transformer industry has strict requirements on lamination processes of transformer cores with different specifications, the thickness of each level of lamination of the core is completely different.
In the process of implementing the embodiment of the invention, the inventor finds that at least the following defects exist in the background art:
the actual thickness of each level of iron core lamination cannot be detected when the automatic lamination machine operates, so that the actual thickness of each level of lamination cannot be ensured to meet the lamination process requirement, the automatic lamination machine needs to be frequently stopped in actual use to carry out manual interference thickness measurement, and the manual interference thickness measurement can cause the efficiency of automatic lamination to be reduced.
Disclosure of Invention
The invention provides a device and a method for online detection of lamination thickness of a silicon steel sheet iron core lamination line, which aim to solve the problems that the actual thickness of each level of lamination of an iron core cannot be detected when an automatic lamination machine runs, so that the actual thickness of each level of lamination cannot meet the lamination process requirement, the automatic lamination machine needs to be frequently stopped in actual use to carry out manual interference thickness measurement, and the efficiency of automatic lamination is reduced due to the manual interference thickness measurement.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a silicon steel sheet iron core closed assembly line folds thick on-line measuring device, includes:
fold thick detection manipulator, fold thick detection manipulator includes:
a first lifting device;
a silicon steel sheet lamination manipulator;
the silicon steel sheet laminated manipulator used for grabbing the silicon steel sheets is connected to the bottom of the first lifting device;
fold thick detection elevating gear, fold thick detection elevating gear and include:
a second lifting device;
stacking thickness detection stacking tables;
the stacking thickness detection stacking table used for placing the silicon steel sheets is positioned at the top of the second lifting device;
a distance detection device;
the stacking thickness detection manipulator is located above the stacking thickness detection lifting device, the distance detection device is arranged at the bottom of the first lifting device and used for detecting the distance from the bottom of the first lifting device to the top of the stacking thickness detection stacking table, and the distance detection device is in electrical signal connection with the second lifting device.
The first lifting device is internally provided with a first control module which is used for controlling the first lifting device to retract and extend to a limit distance;
the second lifting device is internally provided with a second control module, and the second control module is used for receiving a difference value between the distance detected by the distance detection device and the last detected distance and controlling the second lifting device to lift according to the difference value;
the distance detection device and the second control module are connected with an electric signal.
First elevating gear is the cylinder, the flexible end of cylinder has primary importance and second place at least flexible end withdrawal when in the cylinder, flexible end is in the primary importance, works as flexible end stretches out when the cylinder limit distance, flexible end is in the second place.
The silicon steel sheet lamination manipulator comprises a sucker fixing frame, a pipe column, a vacuum generator and suckers, wherein an air source is arranged outside the vacuum generator, the suckers are connected to the sucker fixing frame through the pipe column, and the air source is communicated with the insides of the suckers through the pipe column.
The second lifting device comprises a servo motor, a ball screw lifter, a movable frame body, a linear guide rail sliding block and a fixed bottom frame, the linear guide rail and the linear guide rail sliding block are connected between the fixed bottom frame and the movable frame body respectively, and the fixed bottom frame is connected with the movable frame body in a sliding mode through the linear guide rail and the linear guide rail sliding block.
Fold thick detection elevating gear still including folding thick detection and folding the platform, fold thick detection and fold the platform and establish second elevating gear top, fold thick detection and fold the platform and include: the iron core supporting piece is arranged on the pedestal in parallel, the iron core supporting piece is provided with a plurality of iron core supporting pieces, each iron core supporting piece transversely penetrates through the plurality of guide rails, the iron core supporting pieces are respectively connected with sliding blocks on the plurality of guide rails, the iron core supporting pieces are evenly distributed on two sides of the guide rails, the length direction of the positive and negative buckle transmission screw is parallel to the guide rails, the positive and negative buckle transmission screw respectively penetrates through the plurality of iron core supporting pieces, the positive and negative buckle transmission screw is respectively in threaded connection with the plurality of iron core supporting pieces, bearing supports comprising bearings are arranged at two ends of the positive and negative buckle transmission screw, and the positive and negative buckle transmission;
a hand wheel is arranged at one end of the positive and negative buckle transmission screw rod;
the stacking thickness detection stacking platform further comprises adjustable lifting frames and a plane platform, at least two adjustable lifting frames are arranged at the top end of each iron core support piece, and the plane platform is connected with the iron core support pieces through the adjustable lifting frames.
The utility model provides a silicon steel sheet iron core closed assembly line folds thick on-line measuring device, includes:
the stacking thickness detection lifting device is configured to bear silicon steel sheets which are continuously stacked, a reference surface is arranged at the upper end of the stacking thickness detection lifting device, the stacking thickness detection lifting device keeps the top end position of the stacked silicon steel sheets of the stacking thickness detection lifting device at the reference surface all the time, the stacking thickness detection lifting device descends after the next silicon steel sheet is placed at the top end position of the stacking thickness detection lifting device, the top end position of the stacking thickness detection lifting device is still at the reference surface position, and the descending distance value of the stacking thickness detection lifting device is returned;
the stacking thickness detection manipulator is configured to transfer silicon steel sheets to be stacked and sequentially stack the silicon steel sheets from the position right above the stacking thickness detection lifting device, and when the stacking thickness detection manipulator stacks the silicon steel sheets, the stacking thickness detection manipulator always descends to a limit position;
and the distance detection device is configured to measure the distance between the stack thickness detection manipulator and the stack thickness detection lifting device when the stack thickness detection manipulator descends to the limit position, and return a distance value, and the distance value is sent to the stack thickness detection lifting device to be used for determining the descending distance of the stack thickness detection lifting device.
Still include second control module, second control module is configured into inside and predetermines silicon steel sheet thickness, and after folding thick detection elevating gear placed next silicon steel sheet, fold thick detection elevating gear and descend according to predetermined steel sheet thickness, second control module is after acquireing apart from detection device's interval value many times, second control module calculates the difference between the interval value that last acquireed and the interval value that next acquireed and verifies stacking thick detection elevating gear's top position, when the difference is not zero, second control module according to the difference adjustment stack thick detection elevating gear's top position.
An online detection method for the lamination thickness of a silicon steel sheet iron core lamination line comprises the following steps:
bearing silicon steel sheets which are continuously laminated on a stacking thickness detection lifting device, wherein a reference surface is arranged at the upper end of the stacking thickness detection lifting device, the stacking thickness detection lifting device always maintains the top end position of the stacked silicon steel sheets of the stacking thickness detection lifting device at the reference surface, and the stacking thickness detection lifting device descends after the next silicon steel sheet is placed at the top end position of the stacking thickness detection lifting device, so that the top end position of the stacking thickness detection lifting device is still at the reference surface position, and the descending distance value of the stacking thickness detection lifting device is returned;
transferring silicon steel sheets to be stacked on a stacking thickness detection manipulator and sequentially stacking the silicon steel sheets from the position right above the stacking thickness detection lifting device, wherein the stacking thickness detection manipulator always descends to a limit position when the stacking thickness detection manipulator stacks the silicon steel sheets;
and when the stacking thickness detection manipulator descends to the limit position, the distance between the stacking thickness detection manipulator and the stacking thickness detection lifting device is measured by the distance detection device, a distance value is returned, and the distance value is sent to the stacking thickness detection lifting device to be used for determining the descending distance of the stacking thickness detection lifting device.
Further comprising:
the thickness of the silicon steel sheet is preset in the second control module, after the next silicon steel sheet is placed on the stacking thickness detection lifting device, the stacking thickness detection lifting device descends according to the preset thickness of the steel sheet, the second control module is used for calculating the difference between the distance value obtained last time and the distance value obtained next time after obtaining the multiple distance values from the detection device and verifying the top end position of the stacking thickness detection lifting device, and when the difference is not zero, the second control module adjusts the top end position of the stacking thickness detection lifting device according to the difference.
The stacking thickness detection lifting device has the advantages that silicon steel sheets are grabbed by the stacking thickness detection manipulator and are sent to the stacking thickness detection lifting device, the distance between the stacking thickness detection manipulator and the stacking thickness detection lifting device is detected by the distance detection device when the stacking thickness detection manipulator descends to the maximum distance after one silicon steel sheet is laid down each time, the descending of the stacking thickness detection lifting device is controlled by the detection structure, the topmost position on the stacking thickness detection lifting device is always maintained on a reference surface, the phenomena of sheet rubbing and sliding caused by the height of a stacking platform are avoided, the stacking is smooth and uniform, in practical use, the influence of an automatic stacking machine on the automatic stacking efficiency caused by manual intervention and thickness measurement in the operation process can be avoided, the structure is simple, the reliability is high, and the automatic stacking of the transformer iron core can be realized efficiently and accurately at one time.
Drawings
Fig. 1 is an overall schematic view of a stack thickness detection lifting device of an online stack thickness detection device for silicon steel sheet iron core stack assembly lines according to the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a front view of a stack thickness detection stack table of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a side polished view of the location A-A of FIG. 3;
fig. 6 is an overall schematic view of a stack thickness detection manipulator of the silicon steel sheet iron core stack line stack thickness on-line detection device of the present invention;
fig. 7 is a schematic view of the overall structure of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line of the present invention.
Labeled as: 1. a movable frame body; 2. fixing the underframe; 3. a linear guide rail; 4. a linear guide slider; 5. a ball screw elevator; 6. a base; 7. an upper flange; 8. a flange connecting plate; 9. a servo motor; 10. a coupling; 11. a photoelectric switch; 12. a switch bracket; 13. a pedestal; 14. a guide rail; 15. a core support; 16. a bearing support; 17. a bearing; 18. a nut; 19. a nut seat; 20. a positive and negative thread transmission screw rod; 21. a core support flange; 22. a hand wheel; 23. a lamination frame; 24. a guide post; 25. a suction cup fixing frame; 26. a pipe string; 27. a suction cup; 28. a distance detection device; 29. a first lifting device; 30. an electromagnetic valve; 31. a servo motor system; 32. a stack thickness detection lifting device; 33. stacking thickness detection stacking tables; 34. silicon steel sheets; 35. fold thick detection machinery hand.
Detailed Description
It should be noted that, in the embodiments of the present invention, the terms referred to are:
the first lifting device 29, the first lifting device 29 in the present invention may be an automatic lifting machine with an automatic control module in the prior art, or may be an air cylinder with a fixed point extending and retracting function, or may be a screw rod lifting machine driven by a servo motor.
The silicon steel sheet lamination mechanical arm is used for grabbing silicon steel sheets and automatically laminating the silicon steel sheets, and can be a mechanical arm in the prior art and an automatic lamination lathe.
The second lifting device is an automatic lifting machine with an automatic control module in the technology of the second lifting device, and can also be an air cylinder with a distance sensor for monitoring the stretching and retracting of the air cylinder, and can also be a screw rod lifting machine driven by a servo motor.
Fold thick detection and fold platform 33, fold thick detection and fold platform 33 and be used for placing the silicon steel sheet, fold and can place the platform that the silicon steel sheet normally laminated and the unloading operation on thick detection folds the platform 33.
And the distance detection device 28 is used for monitoring the distance between the stack thickness detection lifting device 32 and the stack thickness detection manipulator 35, and the distance detection device 28 can be a photoelectric monitoring device or a stroke readable air cylinder (CEP 1 series).
The present invention provides a method for detecting a thickness of a laminated core of silicon steel sheets on a laminated core line, which is a method for detecting a thickness of a laminated core of silicon steel sheets on a laminated core line.
Example 1
Referring to fig. 1, 2, 6 and 7, which illustrate an overall view of an on-line detecting device for stack thickness of a silicon-steel sheet iron core according to an embodiment of the present invention, the on-line detecting device for stack thickness of a silicon-steel sheet iron core is characterized by comprising:
a stack thickness detecting robot 35, the stack thickness detecting robot 35 including:
a first lifting device 29;
a silicon steel sheet lamination manipulator;
the silicon steel sheet lamination manipulator for grabbing the silicon steel sheets is connected to the bottom of the first lifting device 29;
stack thickness detection elevating gear 32, stack thickness detection elevating gear 32 includes:
a second lifting device;
a stack thickness detection stack table 33;
the stacking thickness detection stacking table 33 for placing the silicon steel sheets is connected to the top of the second lifting device;
a distance detection device 28;
the stacking thickness detection manipulator 35 is located above the stacking thickness detection lifting device 32, the distance detection device 28 is arranged at the bottom of the first lifting device 29, and the distance detection device 28 for detecting the distance from the bottom of the first lifting device 29 to the top of the stacking thickness detection stacking table 33 is in electric signal connection with the second lifting device.
In the above embodiment, the stacking thickness detecting manipulator 35 is located above the stacking thickness detecting lifting device 32, and the stacking thickness detecting manipulator 35 can grab a silicon steel sheet 34 from the production line, so that the silicon steel sheet 34 is stacked on the stacking thickness detecting manipulator 35 to complete the operation of the stacking columns of the silicon steel sheets.
In the specific work, the silicon steel sheet lamination manipulator grabs the silicon steel sheets 34 from the production line and conveys the silicon steel sheets to the position above the stacking thickness detection lifting device 32, the first lifting device 29 lowers the stacking thickness detection manipulator 35 to a preset fixed height position, and after the stacking thickness detection manipulator reaches the preset height position, the stacking thickness detection manipulator 35 lowers the silicon steel sheets 34 onto the stacking thickness detection lifting device 32;
when the stacking thickness detection lifting device 32 performs silicon steel sheet 34 stacking, the stacking thickness detection lifting device per se descends after receiving each silicon steel sheet, the descending aims to maintain the top end position of the stacked silicon steel sheets to be always positioned on a fixed reference surface, the top end position of the silicon steel sheets 34 is automatically adjusted along with the change of the stacking thickness in the stacking process, the phenomena of sheet rubbing and sliding caused by the height problem of a stacking platform are avoided, the stacking is ensured to be flat, and the gaps are uniform;
in this operation, the distance detecting device 28 measures the distance between the stacking thickness detecting manipulator 35 and the opposite top end position of the stacking thickness detecting lifting device 32 after the stacking thickness detecting manipulator 35 descends to the preset fixed height position, generally, when stacking for the first time, the stacking thickness detecting manipulator 35 will not clamp the silicon steel sheet 34 and descend to the preset fixed height position, the distance detecting device 28 first detects the initial distance value between the top end position of the stacking thickness detecting lifting device 32 and the reference surface of the stacking thickness detecting lifting device 32, then, the stacking thickness detecting manipulator 35 will clamp the silicon steel sheet 34 and place the silicon steel sheet on the stacking thickness detecting lifting device 32, the distance detecting device 28 detects the top end position of the stacking thickness detecting lifting device 32 and the top end position of the silicon steel sheet above the stacking thickness detecting lifting device 32, the difference between the distance value and the initial distance value will be sent to the second lifting device, the second lifting device descends according to the difference, keeping the top end position of the silicon steel sheet above the stack thickness detection lifting device 32 on the reference surface of the stack thickness detection lifting device 32, and repeating the actions to accurately stack the silicon steel sheets one by one in the following stacking work.
Example 2
Further, according to another embodiment of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line, a first control module is arranged in the first lifting device 29, and the first control module is used for controlling the first lifting device 29 to retract and extend to a limit distance;
the second lifting device is internally provided with a second control module which is used for receiving a difference value between the distance detected by the distance detection device 28 and the last detected distance and controlling the second lifting device to lift according to the difference value;
the distance detection device 28 and the second control module are connected with an electric signal.
In the above embodiment, the first lifting device 29 needs to be controlled by a first control module during operation, the first control module controls the first lifting device 29 to retract and extend, the retraction of the first lifting device 29 is to retract the silicon steel sheet stacking manipulator so as to take the silicon steel sheet for the next material taking, when the first lifting device 29 extends, the first lifting device needs to extend to a fixed preset position every time a silicon steel sheet is stacked, and the first control module mainly controls to control the preset position, which is extended every time, of the first lifting device 29 to be at the same height; or the first lifting device 29 is an air cylinder, and the first control module controls the air cylinder to extend to the farthest distance each time.
The second control module mainly controls the second lifting device to obtain the silicon steel sheets 34 at every time, the top of each silicon steel sheet 34 is still located on the datum plane of the stacking thickness detection lifting device 32, therefore, when the second control module obtains the monitoring value of the distance detection device 28, the difference between the last monitoring value and the current monitoring value of the distance detection device 28 is calculated, the height of the second lifting device is adjusted according to the difference, and the topmost position of each silicon steel sheet on the stacking thickness detection lifting device 32 is still located on the datum plane after each stacking through the second lifting device under the adjustment of the second control module.
Example 3
Further, according to another embodiment of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line, the first lifting device 29 is a cylinder, the telescopic end of the cylinder at least has a first position and a second position, when the telescopic end retracts into the cylinder, the telescopic end is located at the first position, and when the telescopic end extends out of the cylinder by a limit distance, the telescopic end is located at the second position.
In the above embodiment, the first lifting device 29 is a cylinder, and the telescopic end of the cylinder can be set to two telescopic positions, the first position is the position of the telescopic end when the cylinder is retracted, and the second position is the position of the telescopic end when the cylinder is extended to the farthest end, which is to make the distance detecting device 28 have a fixed standard reference position when detecting.
Example 4
Further, according to another embodiment of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line, the silicon steel sheet lamination manipulator comprises a sucker fixing frame 25, a pipe column 26, a vacuum generator and suckers 27, wherein an air source is arranged outside the vacuum generator, the suckers 27 are connected to the sucker fixing frame 25 through the pipe column 26, and the air source is communicated with the insides of the suckers 27 through the pipe column 26 via the vacuum generator.
In the above-mentioned embodiment, silicon steel sheet lamination manipulator mainly comprises a vacuum generator and sucking disc 27 that produce the negative pressure, and vacuum generator produces the negative pressure, and the negative pressure is the same with sucking disc 27 is inside, therefore the sucking disc can control it to absorb and lift off the silicon steel sheet through vacuum generator, realizes snatching silicon steel sheet 34 and lift off the function of silicon steel sheet 34, and this embodiment can avoid once taking silicon steel sheet 34 more when snatching the silicon steel sheet, or produce the problem that collides with and then reduce product quality to the corner of silicon steel sheet 34.
Example 5
Further, according to another embodiment of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line, the second lifting device comprises a servo motor 9, a ball screw lifter 5, a movable frame body 1, a linear guide rail 3, a linear guide rail slider 4 and a fixed base frame 2, the linear guide rail 3 and the linear guide rail slider 4 are respectively connected between the fixed base frame 2 and the movable frame body 1, and the fixed base frame 2 is in sliding connection with the movable frame body 1 through the linear guide rail 3 and the linear guide rail slider 4.
In the above embodiment, the second lifting device is composed of the servo motor 9, the ball screw lifter 5, the movable frame body 1, the linear guide rail 3, the linear guide rail slide block 4 and the fixed base frame 2, the precision of the ball screw lifter 5 is high, the torque is adjustable, which can bear and adjust the silicon steel sheets with stacked thickness, the servo motor 9 can provide power for the ball screw elevator 5, and while providing power, the servo motor 9 can accurately control the rotation angle and feed back the rotation angle, the servo motor 9 can accurately perform the work of ascending and descending adjustment on the control ball screw lifter 5, and simultaneously the servo motor 9 can feed back the descending height of the lamination each time, the lowered height thereof, in cooperation with the distance measuring device 28, can be determined that, when the silicon steel sheets 34 are stacked, the height of each sheet, and further, the sum of the heights of each sheet, can obtain the total height of the stacked silicon steel columns.
Further, in an embodiment, the distance detection device 28 employs a readable cylinder (CEP 1 series), and when the silicon steel sheet iron core stacking line stacking thickness on-line detection device stacks, the height position of the topmost end of the stacking thickness detection lifting device 32 is firstly confirmed, and the stroke readable cylinder (CEP 1 series) is pressed down on the stacking thickness detection lifting device 32 to record and feed back the initial stroke value a thereof0The servo motor 9 records and feeds back the initial position value b of the ball screw lifter 50；
After the lamination starts, the silicon steel sheet is grabbed by a stacking thickness detection manipulator 35 with a stroke readable cylinder (CEP 1 series), the silicon steel sheet 34 is placed at a designated position on the stacking thickness detection lifting device 32, and meanwhile, the stroke readable cylinder (CEP 1 series) is pressed down to record and feed back a stroke value a of the silicon steel sheetiThe servo motor 9 records and feeds back the position value b of the ball screw elevator 5iThe current stack thickness value is (a)0-ai)+(b0-bi)；
The silicon steel sheet iron core lamination line lamination thickness online detection device rapidly detects the thickness of the iron core positioned in the lamination thickness detection lifting device 32, calculates the current lamination thickness value, compares the fed-back iron core lamination thickness value with each lamination thickness value corresponding to the current model of the transformer iron core, can judge the fed-back result in a very short time, meets the process requirement of the current model of the transformer iron core, and continues to perform the next-stage lamination, wherein the iron core is the silicon steel sheet 34;
when the detection result of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line does not accord with the preset value of the current model transformer iron core process, the lamination machine stops lamination, and reports an error to prompt that the lamination thickness does not meet the current model transformer iron core process requirement, the compensation of sheet materials can be rapidly carried out by comparing the lamination thickness value fed back by online monitoring with the preset value of the current model transformer iron core process requirement, each stage of lamination process of the iron core can be accurately finished in sequence, and the online detection technology for the lamination thickness of the silicon steel sheet lamination line is accurate in control, efficient and reliable.
Example 6
Further, referring to fig. 3 to 5, in another embodiment of the online detecting device for the stack thickness of the silicon steel sheet iron core stacking line according to the present invention, the stack thickness detecting lifting device 32 further includes a stack thickness detecting stacking table 33, the stack thickness detecting stacking table 33 is disposed on the top of the second lifting device, and the stack thickness detecting stacking table 33 includes: the iron core support 15 is provided with a plurality of iron core support pieces 15, each iron core support piece 15 transversely penetrates through the plurality of guide rails 14, the iron core support pieces 15 are respectively connected with sliders on the plurality of guide rails 14, the iron core support pieces 15 are evenly distributed on two sides of each guide rail 14, the length direction of the positive and negative buckle transmission screw 20 is parallel to the guide rails 14, the positive and negative buckle transmission screw 20 respectively penetrates through the plurality of iron core support pieces 15, the positive and negative buckle transmission screw 20 is respectively in threaded connection with the plurality of iron core support pieces 15, two ends of the positive and negative buckle transmission screw 20 are provided with bearing supports 16 comprising bearings 17, and the positive and negative buckle transmission screw 20 is connected with the pedestal 13 through the bearing supports 16;
in the above embodiment, the stacking thickness detecting stacking table 33 mainly aims at matching the placement of silicon steel sheet stacks of different models and lengths, and comprises a pedestal 13, a guide rail 14, an iron core support 15 and a front and back buckle transmission screw 20, the pedestal 13 is used for connecting the top end of a stacking thickness detecting lifting device 32, the guide rail 14 on the pedestal 13 guides the iron core support 15, at least two iron core supports 15 are arranged, when two iron core supports 15 are arranged, the iron core supports 15 are distributed at two ends of the guide rail 14, the iron core supports 15 are connected by the front and back buckle transmission screw 20, two ends of the front and back buckle transmission screw 20 are respectively provided with reverse screw threads, the front and back buckle transmission screw 20 is simultaneously connected with the two iron core supports 15, and the iron core supports 15 are respectively located at two ends of the front and back buckle transmission screw 20, when the front and back buckle transmission screw 20 is rotated, the front and back buckle transmission screw 20 drives the two iron, the separation of the iron core supports 15 or the approach of the iron core supports 15 is realized, and the receiving of the silicon steel sheets 34 with different lengths is realized by adjusting the distance between the iron core supports 15.
Further, a hand wheel 22 is arranged at one end of the positive and negative buckle transmission screw rod 20.
Wherein, the hand wheel 22 is connected with one end of the positive and negative buckle transmission screw rod 20; which is used as a component for manually adjusting the rotation of the lead screw.
Example 7
Further, referring to fig. 3 to 5, in another embodiment of the online detecting device for the lamination thickness of the silicon steel sheet iron core lamination line according to the present invention, the lamination thickness detecting lamination table 33 further includes an adjustable lifting frame and a planar table, at least two adjustable lifting frames are disposed at the top end of each iron core support 15, and the planar table is connected to the iron core support 15 through the adjustable lifting frames.
In the above embodiment, at least two adjustable lifting racks are disposed at the top end of each iron core support 15, and the rack of the adjustable lifting rack has the same function as the adjustable rack at the bottom of the projector in the prior art, so as to adjust the horizontal distance of the silicon steel sheet placed on the rack.
Example 8
Referring to fig. 7, a schematic diagram of an online detection method for a lamination thickness of a silicon steel sheet iron core according to the present invention is shown, and the online detection method for the lamination thickness of the silicon steel sheet iron core is characterized by comprising:
bearing silicon steel sheets which are continuously laminated on a stacking thickness detection lifting device, wherein a reference surface is arranged at the upper end of the stacking thickness detection lifting device, the stacking thickness detection lifting device always maintains the top end position of the stacked silicon steel sheets of the stacking thickness detection lifting device at the reference surface, and the stacking thickness detection lifting device descends after the next silicon steel sheet is placed at the top end position of the stacking thickness detection lifting device, so that the top end position of the stacking thickness detection lifting device is still at the reference surface position, and the descending distance value of the stacking thickness detection lifting device is returned;
transferring silicon steel sheets to be stacked on a stacking thickness detection manipulator and sequentially stacking the silicon steel sheets from the position right above the stacking thickness detection lifting device, wherein the stacking thickness detection manipulator always descends to a limit position when the stacking thickness detection manipulator stacks the silicon steel sheets;
and when the stacking thickness detection manipulator descends to the limit position, the distance between the stacking thickness detection manipulator and the stacking thickness detection lifting device is measured by the distance detection device, a distance value is returned, and the distance value is sent to the stacking thickness detection lifting device to be used for determining the descending distance of the stacking thickness detection lifting device.
In the above embodiment, in the specific work, the silicon steel sheet lamination manipulator grabs the silicon steel sheets 34 from the production line and conveys the silicon steel sheets to the position above the stacking thickness detection lifting device 32, the first lifting device 29 lowers the stacking thickness detection manipulator 35 to a preset fixed height position, and after the preset height position is reached, the stacking thickness detection manipulator 35 lowers the silicon steel sheets 34 onto the stacking thickness detection lifting device 32;
when the stacking thickness detection lifting device 32 performs stacking thickness of the silicon steel sheets 34, the stacking thickness detection lifting device descends after not receiving one silicon steel sheet, the purpose of descending is to maintain the top end positions of the stacked silicon steel sheets to be always positioned on a fixed reference surface, the top end positions of the silicon steel sheets 34 are automatically adjusted along with the change of the stacking thickness in the stacking process, the phenomena of sheet rubbing and sliding caused by the height problem of a stacking platform are avoided, the stacking is ensured to be flat, and gaps are uniform;
in this operation, the distance detecting device 28 measures the distance between the stacking thickness detecting manipulator 35 and the opposite top end position of the stacking thickness detecting lifting device 32 after the stacking thickness detecting manipulator 35 descends to the preset fixed height position, generally, when stacking for the first time, the stacking thickness detecting manipulator 35 will not clamp the silicon steel sheet 34 and descend to the preset fixed height position, the distance detecting device 28 first detects the initial distance value between the top end position of the stacking thickness detecting lifting device 32 and the reference surface of the stacking thickness detecting lifting device 32, then, the stacking thickness detecting manipulator 35 will clamp the silicon steel sheet 34 and place the silicon steel sheet on the stacking thickness detecting lifting device 32, the distance detecting device 28 detects the top end position of the stacking thickness detecting lifting device 32 and the top end position of the silicon steel sheet above the stacking thickness detecting lifting device 32, the difference between the distance value and the initial distance value will be sent to the second lifting device, the second lifting device descends according to the difference, keeping the top end position of the silicon steel sheet above the stack thickness detection lifting device 32 on the reference surface of the stack thickness detection lifting device 32, and repeating the actions to accurately stack the silicon steel sheets one by one in the following stacking work.
Example 9
Further, another embodiment of the method for online detecting the stack thickness of the silicon steel sheet iron core stack line of the present invention further includes:
the thickness of the silicon steel sheet is preset in the second control module, after the next silicon steel sheet is placed on the stacking thickness detection lifting device, the stacking thickness detection lifting device descends according to the preset thickness of the steel sheet, the second control module is used for calculating the difference between the distance value obtained last time and the distance value obtained next time after obtaining the multiple distance values from the detection device and verifying the top end position of the stacking thickness detection lifting device, and when the difference is not zero, the second control module adjusts the top end position of the stacking thickness detection lifting device according to the difference.
In the above embodiment, in actual production, because the thickness of the silicon steel sheet is standard, the thickness of the silicon steel sheet can be preset in the second control module, the stacking thickness detection lifting device 32 can descend in advance after the silicon steel sheet 34 is put down, and then the distance detection device 28 is used for distance verification to verify whether the top end of the stacking thickness detection lifting device 32 is still located on the reference surface. The thickness of the silicon steel sheets can be set to accelerate the lamination efficiency and timely know whether each silicon steel sheet has an error during lamination, and the lamination production precision of the silicon steel sheets can be verified and calculated and error values can be obtained.
Example 10
Referring to fig. 7, a schematic diagram of an online detecting device for stack thickness of a silicon steel sheet iron core stack according to the present invention is shown, and the online detecting device for stack thickness of a silicon steel sheet iron core stack is characterized by comprising:
the stacking thickness detection lifting device is configured to bear silicon steel sheets which are continuously stacked, a reference surface is arranged at the upper end of the stacking thickness detection lifting device, the stacking thickness detection lifting device keeps the top end position of the stacked silicon steel sheets of the stacking thickness detection lifting device at the reference surface all the time, the stacking thickness detection lifting device descends after the next silicon steel sheet is placed at the top end position of the stacking thickness detection lifting device, the top end position of the stacking thickness detection lifting device is still at the reference surface position, and the descending distance value of the stacking thickness detection lifting device is returned;
the stacking thickness detection manipulator is configured to transfer silicon steel sheets to be stacked and sequentially stack the silicon steel sheets from the position right above the stacking thickness detection lifting device, and when the stacking thickness detection manipulator stacks the silicon steel sheets, the stacking thickness detection manipulator always descends to a limit position;
and the distance detection device is configured to measure the distance between the stack thickness detection manipulator and the stack thickness detection lifting device when the stack thickness detection manipulator descends to the limit position, and return a distance value, and the distance value is sent to the stack thickness detection lifting device to be used for determining the descending distance of the stack thickness detection lifting device.
In the above embodiment, in the specific work, the silicon steel sheet lamination manipulator grabs the silicon steel sheets 34 from the production line and conveys the silicon steel sheets to the position above the stacking thickness detection lifting device 32, the first lifting device 29 lowers the stacking thickness detection manipulator 35 to a preset fixed height position, and after the preset height position is reached, the stacking thickness detection manipulator 35 lowers the silicon steel sheets 34 onto the stacking thickness detection lifting device 32;
when the stacking thickness detection lifting device 32 performs stacking thickness of the silicon steel sheets 34, the stacking thickness detection lifting device descends after not receiving one silicon steel sheet, the purpose of descending is to maintain the top end positions of the stacked silicon steel sheets to be always positioned on a fixed reference surface, the top end positions of the silicon steel sheets 34 are automatically adjusted along with the change of the stacking thickness in the stacking process, the phenomena of sheet rubbing and sliding caused by the height problem of a stacking platform are avoided, the stacking is ensured to be flat, and gaps are uniform;
in this operation, the distance detecting device 28 measures the distance between the stacking thickness detecting manipulator 35 and the opposite top end position of the stacking thickness detecting lifting device 32 after the stacking thickness detecting manipulator 35 descends to the preset fixed height position, generally, when stacking for the first time, the stacking thickness detecting manipulator 35 will not clamp the silicon steel sheet 34 and descend to the preset fixed height position, the distance detecting device 28 first detects the initial distance value between the top end position of the stacking thickness detecting lifting device 32 and the reference surface of the stacking thickness detecting lifting device 32, then, the stacking thickness detecting manipulator 35 will clamp the silicon steel sheet 34 and place the silicon steel sheet on the stacking thickness detecting lifting device 32, the distance detecting device 28 detects the top end position of the stacking thickness detecting lifting device 32 and the top end position of the silicon steel sheet above the stacking thickness detecting lifting device 32, the difference between the distance value and the initial distance value will be sent to the second lifting device, the second lifting device descends according to the difference, keeping the top end position of the silicon steel sheet above the stack thickness detection lifting device 32 on the reference surface of the stack thickness detection lifting device 32, and repeating the actions to accurately stack the silicon steel sheets one by one in the following stacking work.
Example 11
Further, another embodiment of the online detection device for the lamination thickness of the silicon steel sheet iron core lamination line of the invention further includes a second control module, the second control module is configured to preset a thickness of a silicon steel sheet inside, after a next silicon steel sheet is placed on the lifting device for the lamination thickness detection, the lifting device for the lamination thickness detection descends according to the preset thickness of the steel sheet, after the second control module obtains a plurality of spacing values from the detection device, the second control module calculates a difference value between the last obtained spacing value and the next obtained spacing value and verifies the top end position of the lifting device for the lamination thickness detection, and when the difference value is not zero, the second control module adjusts the top end position of the lifting device for the lamination thickness detection according to the difference value.
In the above embodiment, in actual production, because the thickness of the silicon steel sheet is standard, the thickness of the silicon steel sheet can be preset in the second control module, the stacking thickness detection lifting device 32 can descend in advance after the silicon steel sheet 34 is put down, and then the distance detection device 28 is used for distance verification to verify whether the top end of the stacking thickness detection lifting device 32 is still located on the reference surface. The thickness of the silicon steel sheets can be set to accelerate the lamination efficiency and timely know whether each silicon steel sheet has an error during lamination, and the lamination production precision of the silicon steel sheets can be verified and calculated and error values can be obtained.
Example 12
Further, in an embodiment, as shown in fig. 1, a servo controller 9 is connected to the frame body of the stack thickness detection lifting device 32 through a base 6, a screw elevator is connected to the frame body of the stack thickness detection lifting device 32 through a flange connection plate 8 and an upper flange 7, and the servo controller 9 is in transmission connection with the screw elevator through a coupling 10;
the bottom of the frame body of the stacking thickness detection lifting device 32 is provided with the photoelectric switch 11, the photoelectric switch 11 is used for preventing a second lifting device in the stacking thickness detection lifting device 32 from exceeding a lifting range and playing a role in limiting and protecting, and the photoelectric switch 11 is connected with the frame body of the stacking thickness detection lifting device 32 through the switch bracket 12;
an adjustable lifting frame is arranged on the iron core support 15 and connected to the iron core support 15 through a nut 18 and a nut seat 19;
the first lifting device 29 of the stacking thickness detection manipulator and the frame body of the silicon steel sheet stacking manipulator are stacking frames, a guide column 24 is arranged outside the first lifting device 29 in the lifting direction, the guide column 24 enables the lifting of the lifting device to be more stable,
as shown in fig. 6, the stacking thickness detecting manipulator is provided with a plurality of suckers, the plurality of suckers form the manipulator to suck and put down the silicon steel sheets 34, and the servo motor system 31 is used for controlling the distance adjusting device in embodiment 6 through the servo motor system 31, adjusting the positions of the suckers in real time, so that the mechanical gripper can grab the silicon steel sheets 34 with different shapes and lengths;
as shown in fig. 6, the solenoid valve 30 is used for controlling a pipeline for providing negative pressure to the suction cup through the solenoid valve 30, and the silicon steel sheet 34 can be sucked or dropped by controlling the on/off of the solenoid valve 30.
It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, descriptions related to "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Technical solutions between various embodiments may be combined with each other, but must be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Claims (10)
1. The utility model provides a silicon steel sheet iron core closed assembly line folds thick on-line measuring device which characterized in that includes:
fold thick detection manipulator, fold thick detection manipulator includes:
a first lifting device;
a silicon steel sheet lamination manipulator;
the silicon steel sheet laminated manipulator used for grabbing the silicon steel sheets is connected to the bottom of the first lifting device;
fold thick detection elevating gear, fold thick detection elevating gear and include:
a second lifting device;
stacking thickness detection stacking tables;
the stacking thickness detection stacking table used for placing the silicon steel sheets is positioned at the top of the second lifting device;
a distance detection device;
the stacking thickness detection manipulator is located above the stacking thickness detection lifting device, the distance detection device is arranged at the bottom of the first lifting device and used for detecting the distance from the bottom of the first lifting device to the top of the stacking thickness detection stacking table, and the distance detection device is in electrical signal connection with the second lifting device.
2. The on-line detection device for the stack thickness of the silicon steel sheet iron core stack assembly line as recited in claim 1, wherein the first lifting device is provided therein with a first control module, and the first control module is used for controlling the first lifting device to retract and extend to a limit distance;
the second lifting device is internally provided with a second control module, and the second control module is used for receiving a difference value between the distance detected by the distance detection device and the last detected distance and controlling the second lifting device to lift according to the difference value;
the distance detection device and the second control module are connected with an electric signal.
3. The apparatus for on-line detecting stack thickness of a silicon steel sheet iron core stack assembly line as claimed in claim 1, wherein said first lifting device is a cylinder, and a telescopic end of said cylinder has at least a first position and a second position, and when said telescopic end is retracted into said cylinder, said telescopic end is at the first position, and when said telescopic end is extended out of said cylinder by a limit distance, said telescopic end is at the second position.
4. The on-line detection device for the lamination thickness of the silicon steel sheet iron core lamination line according to claim 1, wherein the silicon steel sheet lamination manipulator comprises a suction cup fixing frame (25), a pipe column (26), a vacuum generator and suction cups (27), the vacuum generator is externally provided with an air source, the suction cups (27) are connected to the suction cup fixing frame (25) through the pipe column (26), and the air source is communicated with the insides of the suction cups (27) through the pipe column (26) via the vacuum generator.
5. The device for online detection of the lamination thickness of the silicon steel sheet iron core lamination line according to claim 1, wherein the second lifting device comprises a servo motor (9), a ball screw elevator (5), a movable frame body (1), a linear guide rail (3), a linear guide rail slider (4) and a fixed chassis (2), the linear guide rail (3) and the linear guide rail slider (4) are respectively connected between the fixed chassis (2) and the movable frame body (1), and the fixed chassis (2) is slidably connected with the movable frame body (1) through the linear guide rail (3) and the linear guide rail slider (4).
6. The silicon steel sheet iron core stacking line stacking thickness on-line detection device as claimed in claim 5, wherein said stacking thickness detection lifting device further comprises a stacking thickness detection stacking table (33), said stacking thickness detection stacking table (33) is arranged on top of said second lifting device, said stacking thickness detection stacking table (33) comprises: a pedestal (13), guide rails (14), an iron core support (15) and a positive and negative buckle transmission screw rod (20), wherein a plurality of guide rails (14) are arranged on the pedestal (13) in parallel, the iron core support (15) is provided with a plurality of iron core supports, each iron core support piece (15) transversely penetrates through a plurality of guide rails (14), the iron core support pieces (15) are respectively connected with sliders on the guide rails (14), the iron core support pieces (15) are evenly distributed on two sides of the guide rails (14), the length direction of the positive and negative buckle transmission lead screw (20) is parallel to the guide rails (14), the positive and negative buckle transmission lead screws (20) respectively penetrate through the plurality of iron core support pieces (15), the positive and negative buckle transmission lead screws (20) are respectively in threaded connection with the plurality of iron core support pieces (15), bearing supports (16) comprising bearings are arranged at two ends of the positive and negative buckle transmission lead screws (20), and the positive and negative buckle transmission lead screws (20) are connected with the pedestal (13) through the bearing;
a hand wheel (22) is arranged at one end of the positive and negative buckle transmission screw rod (20);
the stacking thickness detection stacking table (33) further comprises adjustable lifting frames and a plane table, at least two adjustable lifting frames are arranged at the top end of each iron core support piece (15), and the plane table is connected with the iron core support pieces (15) through the adjustable lifting frames.
7. The utility model provides a silicon steel sheet iron core closed assembly line folds thick on-line measuring device which characterized in that includes:
the stacking thickness detection lifting device is configured to bear silicon steel sheets which are continuously stacked, a reference surface is arranged at the upper end of the stacking thickness detection lifting device, the stacking thickness detection lifting device keeps the top end position of the stacked silicon steel sheets of the stacking thickness detection lifting device at the reference surface all the time, the stacking thickness detection lifting device descends after the next silicon steel sheet is placed at the top end position of the stacking thickness detection lifting device, the top end position of the stacking thickness detection lifting device is still at the reference surface position, and the descending distance value of the stacking thickness detection lifting device is returned;
the stacking thickness detection manipulator is configured to transfer silicon steel sheets to be stacked and sequentially stack the silicon steel sheets from the position right above the stacking thickness detection lifting device, and when the stacking thickness detection manipulator stacks the silicon steel sheets, the stacking thickness detection manipulator always descends to a limit position;
and the distance detection device is configured to measure the distance between the stack thickness detection manipulator and the stack thickness detection lifting device when the stack thickness detection manipulator descends to the limit position, and return a distance value, and the distance value is sent to the stack thickness detection lifting device to be used for determining the descending distance of the stack thickness detection lifting device.
8. The apparatus of claim 7, further comprising a second control module configured to preset a thickness of the silicon steel sheet inside, wherein the stacking thickness detection lifting device is lowered according to the preset thickness of the steel sheet after a next silicon steel sheet is placed on the stacking thickness detection lifting device, the second control module calculates a difference between a last obtained spacing value and a next obtained spacing value after obtaining a plurality of spacing values from the stacking thickness detection lifting device, and verifies a top position of the stacking thickness detection lifting device, and when the difference is not zero, the second control module adjusts the top position of the stacking thickness detection lifting device according to the difference.
9. An online detection method for the lamination thickness of a silicon steel sheet iron core lamination line is characterized by comprising the following steps:
bearing silicon steel sheets which are continuously laminated on a stacking thickness detection lifting device, wherein a reference surface is arranged at the upper end of the stacking thickness detection lifting device, the stacking thickness detection lifting device always maintains the top end position of the stacked silicon steel sheets of the stacking thickness detection lifting device at the reference surface, and the stacking thickness detection lifting device descends after the next silicon steel sheet is placed at the top end position of the stacking thickness detection lifting device, so that the top end position of the stacking thickness detection lifting device is still at the reference surface position, and the descending distance value of the stacking thickness detection lifting device is returned;
transferring silicon steel sheets to be stacked on a stacking thickness detection manipulator and sequentially stacking the silicon steel sheets from the position right above the stacking thickness detection lifting device, wherein the stacking thickness detection manipulator always descends to a limit position when the stacking thickness detection manipulator stacks the silicon steel sheets;
and when the stacking thickness detection manipulator descends to the limit position, the distance between the stacking thickness detection manipulator and the stacking thickness detection lifting device is measured by the distance detection device, a distance value is returned, and the distance value is sent to the stacking thickness detection lifting device to be used for determining the descending distance of the stacking thickness detection lifting device.
10. The method for online detecting the stack thickness of the silicon steel sheet iron core stack line according to claim 9, further comprising:
the thickness of the silicon steel sheet is preset in the second control module, after the next silicon steel sheet is placed on the stacking thickness detection lifting device, the stacking thickness detection lifting device descends according to the preset thickness of the steel sheet, the second control module is used for calculating the difference between the distance value obtained last time and the distance value obtained next time after obtaining the multiple distance values from the detection device and verifying the top end position of the stacking thickness detection lifting device, and when the difference is not zero, the second control module adjusts the top end position of the stacking thickness detection lifting device according to the difference.
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| CN201910962528.XA CN110702051A (en) | 2019-10-11 | 2019-10-11 | Online detection device and method for lamination thickness of silicon steel sheet iron core lamination line |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166089A (en) * | 2021-12-07 | 2022-03-11 | 山东电工电气集团智能电气有限公司 | Multi-stage iron core measuring device and transformer measuring equipment |
| CN115824124A (en) * | 2022-11-30 | 2023-03-21 | 南通思瑞机器制造有限公司 | Intelligent thickness detection system for silicon steel sheet of cross cut line |
-
2019
- 2019-10-11 CN CN201910962528.XA patent/CN110702051A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166089A (en) * | 2021-12-07 | 2022-03-11 | 山东电工电气集团智能电气有限公司 | Multi-stage iron core measuring device and transformer measuring equipment |
| CN115824124A (en) * | 2022-11-30 | 2023-03-21 | 南通思瑞机器制造有限公司 | Intelligent thickness detection system for silicon steel sheet of cross cut line |
| CN115824124B (en) * | 2022-11-30 | 2023-08-18 | 南通思瑞机器制造有限公司 | Intelligent transverse shear line silicon steel sheet thickness detection system |
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