CN117699545A - Automatic coil changing closed loop deviation rectifying control system - Google Patents
Automatic coil changing closed loop deviation rectifying control system Download PDFInfo
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- CN117699545A CN117699545A CN202311704270.6A CN202311704270A CN117699545A CN 117699545 A CN117699545 A CN 117699545A CN 202311704270 A CN202311704270 A CN 202311704270A CN 117699545 A CN117699545 A CN 117699545A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 claims abstract description 35
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- 238000000034 method Methods 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 12
- 238000013507 mapping Methods 0.000 claims description 10
- 238000004458 analytical method Methods 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000007405 data analysis Methods 0.000 claims description 6
- 230000007935 neutral effect Effects 0.000 claims description 6
- 239000005447 environmental material Substances 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 description 10
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
- B65H23/038—Controlling transverse register of web by rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/0204—Sensing transverse register of web
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
- B65H2701/11332—Size of webs strip, tape, narrow web
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Control Of Conveyors (AREA)
Abstract
The invention provides an automatic reel change closed loop deviation rectifying control system, which belongs to the technical field of automatic deviation rectifying, and comprises a material collecting module, a monitoring module and a deviation rectifying module, wherein the alignment standard of corresponding materials is determined by collecting related information of the materials on a conveyor belt, a deviation rectifying device is arranged in front of an unreeling device, a photoelectric sensor is set according to the layout condition of a material production line, the position information of the materials is monitored, and the alignment treatment of the materials is carried out according to the position information of the materials, so that the adjustment precision of the automatic unreeling device is improved, the unreeling efficiency is improved, and the possibility of manual errors is reduced.
Description
Technical Field
The invention relates to the technical field of automatic deviation correction, in particular to an automatic reel changing closed loop deviation correction control system.
Background
The existing automatic deviation correcting control system cuts the strip when the roll is replaced, then the new roll is placed at the unreeling position, then the new roll is connected with the cut strip part, starting is conducted to run materials, the unreeling position is not consistent with the previous material running position, deviation between the new roll and the previous material running can occur, when the unreeling position is operated by someone, the material strip is moved, or the sensor part is operated or the CCD closed loop is operated, the material is carried forward, the labor is consumed, the CCD is needed to monitor the material discharging position or the cutting position, the material position is needed to be adjusted manually on the cutting position, the motor is controlled to drive the material roll or the sensor to adjust the material information through the communication of the controller, manual interference is needed, and the adjustment accuracy is different due to the operation.
Therefore, the invention provides an automatic reel-changing closed-loop deviation-correcting control system.
Disclosure of Invention
The invention provides an automatic reel-changing closed-loop deviation-correcting control system which is used for determining the alignment standard of corresponding materials by collecting the related information of the materials on a conveyor belt, arranging a deviation-correcting device in front of an unreeling device, setting a photoelectric sensor according to the layout condition of a material production line, monitoring the position information of the materials, and carrying out alignment treatment on the materials according to the position information of the materials so as to realize the improvement of the adjustment precision of the automatic unreeling device and the improvement of unreeling efficiency and reduce the possibility of manual errors.
The invention provides an automatic reel changing closed loop deviation rectifying control system, which comprises:
the material collecting module comprises: the system comprises a first conveyor belt, a second conveyor belt, a deviation correcting device, a first material conveying device, a second material conveying device and a deviation correcting device, wherein the first information is used for collecting first materials which are not transmitted to the first conveyor belt and the second information is based on second materials on the second conveyor belt of the unreeling device, and according to the first information and the second information, the alignment standards of the two materials are determined, and the deviation correcting device is positioned in front of the unreeling device;
and a monitoring module: acquiring the layout condition of a material production line to set a photoelectric sensor on the material production line, monitoring a first position of the first material based on the photoelectric sensor, and simultaneously monitoring a second position of the second material;
and a deviation rectifying module: and according to the current position, the first position and the second position of the deviation correcting device, the first material and the second material are aligned according to an alignment standard, so that automatic reel changing closed loop deviation correction is realized.
The invention provides an automatic reel changing closed loop deviation rectifying control system, which further comprises:
the monitoring point setting module: acquiring a central line and a monitoring auxiliary line corresponding to the whole production line according to the layout condition of the production line, and determining monitoring points based on the central line and the monitoring auxiliary line;
the deviation condition acquisition module: analyzing the collected second information of the second material, determining the transverse position deviation and the longitudinal position deviation between the actual position of the second material on the second conveyor belt and a preset designated position, and collecting the transverse position deviation and the longitudinal position deviation to determine the position deviation condition of the second material;
the difference condition acquisition module: determining the self-difference condition between the actual size of the second material and the alignment standard according to the second information;
predicting an unreeling position according to the second information, and judging the speed difference condition of the predicted unreeling position and an alignment standard, wherein the speed difference condition comprises a speed difference and an angular speed difference;
an initial position determining module: and setting the initial position of the unreeling device by integrating all the difference conditions and the deviation conditions, and further determining the alignment standard of the two materials.
The invention provides an automatic reel changing closed loop deviation rectifying control system, which comprises a material collecting module, a control module and a control module, wherein the material collecting module comprises:
an information acquisition unit: determining material type information of a first conveyor belt from a type information base, determining material basic information of the first material on the first conveyor belt through a scanner, and combining the material type information and the material basic information to obtain first information of the first material, wherein the material basic information comprises position coordinates, size data and speed data of the material;
determining second information of the second material according to the operation condition of the second conveyor belt and the unreeling process of the second material;
a standard determination unit: and matching corresponding alignment standards from the material information base according to the collected first information, second information and initial position.
The invention provides an automatic reel change closed loop deviation rectifying control system, a standard determining unit comprises:
query statement generation block: determining a first query statement and a second query statement corresponding to the first information and the second information in a standard information base;
determining a corresponding third query statement in the standard information base according to the layout condition and the initial position of the production line;
alignment criterion acquisition block: an alignment criterion is determined in conjunction with the first query statement, the second query statement, and the third query statement.
The invention provides an automatic reel change closed loop deviation rectifying control system, a monitoring module, comprising:
layout unit: determining a monitoring precision range according to the number of alignment related parameters of the alignment standard and the complexity of alignment operation, matching photoelectric sensors meeting the monitoring precision range from a device database, and determining the number of devices of the photoelectric sensors according to the layout condition of a production line;
a data analysis unit: and processing and analyzing the data acquired by each photoelectric sensor to obtain a first position of the first material and a second position of the second material.
The invention provides an automatic reel change closed loop deviation rectifying control system, a data analysis unit, comprising:
adjusting block: acquiring acquisition data of a first sensor of a first conveyor belt in sequence, and determining whether the acquisition data need to be adjusted according to the central line transmission direction of the first conveyor belt and the setting position of the first sensor;
if the deviation between the standard transmission direction and the neutral line transmission direction is larger than the preset deviation, performing first adjustment on the acquired data according to a first linear distance between the set position of the first sensor and the neutral line transmission direction and a second linear distance between the set position of the first sensor and the standard transmission direction;
otherwise, performing second adjustment on the acquired data according to the direction deviation;
first process analysis block: processing and analyzing the adjustment result to obtain a first position of the first material;
first process analysis block: acquiring acquisition data of a second sensor on a second conveyor belt in sequence, and processing and analyzing by combining the first adjustment and the second adjustment variable to obtain a second position of the second material.
The invention provides an automatic reel change closed loop deviation rectifying control system, which comprises a deviation rectifying module, wherein the deviation rectifying module comprises:
factor determination unit: acquiring the surrounding environment data of a production line, determining an environment factor according to the surrounding environment data, and matching the environment factor with material materials in an environment material library to obtain an environment material influence factor;
deviation condition determining unit: determining a first deviation condition of a current position acquired by a photoelectric sensor of a first conveyor belt from a first position and a second deviation condition of the current position acquired by the photoelectric sensor of a second conveyor belt from a second position, and simultaneously determining a third deviation condition of a real-time running state of the first conveyor belt from an expected state and a fourth deviation condition of the real-time running state of the second conveyor belt from the expected state;
coefficient calculation unit: inputting the first deviation condition, the second deviation condition, the third deviation condition and the fourth deviation condition into a condition analysis model matched with the alignment standard, and obtaining the alignment standardIs>For the purpose ofSecond deviation factor>For->Third deviation factor->Calculating to obtain a deviation coefficient of a deviation correcting roller in the deviation correcting device;
a table matching unit: obtaining a first deviation correction quantity aiming at the deviation coefficient from a coefficient-deviation correction mapping table, and obtaining a second deviation correction quantity matched with a first deviation factor, a second deviation factor and a third deviation factor from a factor-deviation correction mapping table;
wherein, the calculation formula of the deviation coefficient is as follows:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein (1)>Representing a deviation coefficient; />Representing environmental material impact factors; />Indicating the ideal running speed of the material at the position of the deviation correcting roller; />Representing an ideal rotation angle of the deviation correcting roller;represents the single roll diameter; />Representing the ideal distance from the deviation correcting roller to the rotation center; />Indicating the running period of the deviation correcting roller; ln represents the sign of the logarithmic function;
deviation rectifying unit: adjusting the operation parameters of the deviation correcting roller according to the first deviation correcting amount and the second deviation correcting amount to obtain adjustment operation data;
the method comprises the steps of carrying out a first treatment on the surface of the Wherein (1)>Representing the adjusted value of the ith operating parameter; />Representing the unadjusted values of the ith operating parameter; />Indicating that the ith operating parameter is based on a mapping function +.>Operating variable +.>D1 represents a first deviation correction amount; d2 represents a second deviation correction amount; />Representing an upward rounding symbol; min represents a minimum symbol; k represents the number of operating parameters; />Representing +.o from all operating parameters except the ith operating parameter>Is a variance of (2);
and carrying out alignment processing according to the adjustment operation data to realize automatic reel change closed loop correction.
The invention provides an automatic reel changing closed loop deviation rectifying control system, which comprises a layout unit, a control unit and a control unit, wherein the layout unit comprises the following components:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein F1 represents a matching coefficient, and N1 represents the number of alignment-related parameters; />Represents an offset +.>And (5) corresponding correction operation complexity function.
Obtaining the maximum correction complexityAnd F1, obtaining a matched monitoring precision range from a matching database.
Compared with the prior art, the beneficial effects of the application are as follows: through collecting the relevant information of material on the conveyer belt, confirm the alignment standard of corresponding material, set up deviation correcting device in unreeling device the place ahead, set up photoelectric sensor according to the overall arrangement condition of material production line, monitor the positional information of material, carry out the alignment processing of material according to the positional information of material to realize the promotion of automatic unreeling device adjustment precision promotion and unreeling efficiency, reduce the possibility of human error.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a block diagram of an automatic reel change closed loop deviation rectifying control system in an embodiment of the invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1:
the embodiment of the invention provides an automatic reel changing closed loop deviation rectifying control system, as shown in fig. 1, comprising:
the material collecting module comprises: the system comprises a first conveyor belt, a second conveyor belt, a deviation correcting device, a first material conveying device, a second material conveying device and a deviation correcting device, wherein the first information is used for collecting first materials which are not transmitted to the first conveyor belt and the second information is based on second materials on the second conveyor belt of the unreeling device, and according to the first information and the second information, the alignment standards of the two materials are determined, and the deviation correcting device is positioned in front of the unreeling device;
and a monitoring module: acquiring the layout condition of a material production line to set a photoelectric sensor on the material production line, monitoring a first position of the first material based on the photoelectric sensor, and simultaneously monitoring a second position of the second material;
and a deviation rectifying module: and according to the current position, the first position and the second position of the deviation correcting device, the first material and the second material are aligned according to an alignment standard, so that automatic reel changing closed loop deviation correction is realized.
In this embodiment, the first information is information about the first material that is not transferred to the second conveyor belt, including the position, shape, size, weight, material, etc. of the first material.
In this embodiment, the second information is information about the second material that has been transferred to the second conveyor belt, including the cut-off position, shape, size, weight, material, etc. of the second material.
In this embodiment, the unreeling device is located between the first conveyor belt and the second conveyor belt.
In this embodiment, the alignment criteria include position alignment, direction alignment, tension alignment and speed alignment, for example, the position alignment is to align the center line based on the second material connecting the first material, the direction alignment is that the second material has a coating on one side or has printing, the direction alignment is that the second material needs to face the same direction, the tension alignment is that the tension of the material needs to be controlled within a certain range to prevent the material from being too tight or too loose, and the speed alignment is that the winding speed of the material needs to be aligned with the running speed of other devices.
In this embodiment, the deviation correcting device is located in front of the unreeling device and is used for adjusting or correcting the positions of the materials so as to ensure that the materials can meet the alignment standard.
In this embodiment, the layout condition includes information such as the length, width, height of the production line, and the moving path of the material on the production line.
In this embodiment, the photoelectric sensor is a device for converting an optical signal into an electrical signal for detecting the presence and position of an object, selecting an appropriate photoelectric sensor according to the size and shape of a material and the layout of a production line, and determining the installation position thereof.
In this embodiment, the sensor detects the presence of a first material as it passes through the photoelectric sensor and records its position, and the sensor detects the presence of a second material as it passes through another photoelectric sensor based on the position of the material monitored by the photoelectric sensor.
In this embodiment, the task of the correction device is to align the first and second materials according to a predetermined alignment criterion based on the current position, the first position and the second position, which typically involves using a sensor or other detection device to determine the actual position of the materials, and then changing the position of the materials by adjusting a mechanical device (e.g., a guide roller or a slider) to conform to the predetermined alignment criterion.
The working principle and the beneficial effects of the technical scheme are as follows: through collecting the relevant information of material on the conveyer belt, confirm the alignment standard of corresponding material, set up deviation correcting device in unreeling device the place ahead, set up photoelectric sensor according to the overall arrangement condition of material production line, monitor the positional information of material, carry out the alignment processing of material according to the positional information of material to realize the promotion of automatic unreeling device adjustment precision promotion and unreeling efficiency, reduce the possibility of human error.
Example 2:
the embodiment of the invention provides an automatic reel changing closed loop deviation rectifying control system, which further comprises:
the monitoring point setting module: acquiring a central line and a monitoring auxiliary line corresponding to the whole production line according to the layout condition of the production line, and determining monitoring points based on the central line and the monitoring auxiliary line;
the deviation condition acquisition module: analyzing the collected second information of the second material, determining the transverse position deviation and the longitudinal position deviation between the actual position of the second material on the second conveyor belt and a preset designated position, and collecting the transverse position deviation and the longitudinal position deviation to determine the position deviation condition of the second material;
the difference condition acquisition module: determining the self-difference condition between the actual size of the second material and the alignment standard according to the second information;
predicting an unreeling position according to the second information, and judging the speed difference condition of the predicted unreeling position and an alignment standard, wherein the speed difference condition comprises a speed difference and an angular speed difference;
an initial position determining module: and setting the initial position of the unreeling device by integrating all the difference conditions and the deviation conditions, and further determining the alignment standard of the two materials.
In this embodiment, the centre line is the ideal path for the production line along which the material moves as much as possible.
In this embodiment, the monitoring auxiliary line is a line perpendicular to the center line, and the monitoring auxiliary line based on the monitoring points monitors the operation of the production line by setting the monitoring points at the intersections of the center line and the monitoring auxiliary line.
In this embodiment, the lateral position deviation and the longitudinal position deviation are deviations of the actual positions of the second material and the second conveyor belt from the preset specified positions.
In this embodiment, the self-difference condition is a difference between the self-condition of the first material and the self-condition of the second material and a preset alignment standard, for example, the actual width of the second material is 0.8, and the preset width is 0.9, and then the self-difference condition exists.
In this embodiment, predicting the unreeling position according to the second information, and judging the speed difference condition between the predicted unreeling position and the alignment standard involves comparing the predicted speed with the preset alignment standard, and then calculating the speed difference and the angular speed difference.
In this embodiment, all the difference conditions and deviation conditions are collected, then the initial position of the unreeling device is set, the position of the unreeling device is adjusted according to the difference and deviation to reach the preset alignment standard, then the initial position of the unreeling device is set, and the position of the unreeling device is adjusted according to the difference and deviation to reach the preset alignment standard.
The working principle and the beneficial effects of the technical scheme are as follows: the central line and the detection auxiliary line are determined according to the layout condition of the production line, the monitoring point is determined, the position deviation condition of the actual position of the second material and the preset position is determined based on the second information of the second material, the self-difference condition between the materials is determined, the unreeling position is predicted by combining the position deviation and the self-difference condition, and the alignment standard is determined, so that the efficiency and the quality of the production line are improved, and the correct alignment and the position of the materials are ensured through real-time monitoring and adjustment.
Example 3:
the embodiment of the invention provides an automatic reel changing closed loop deviation rectifying control system, which comprises a material collecting module, a control module and a control module, wherein the material collecting module comprises:
an information acquisition unit: determining material type information of a first conveyor belt from a type information base, determining material basic information of the first material on the first conveyor belt through a scanner, and combining the material type information and the material basic information to obtain first information of the first material, wherein the material basic information comprises position coordinates, size data and speed data of the material;
determining second information of the second material according to the operation condition of the second conveyor belt and the unreeling process of the second material;
a standard determination unit: and matching corresponding alignment standards from the material information base according to the collected first information, second information and initial position.
In this embodiment, the material type information is obtained from a preset database or information base, and the material type information includes information about various materials, such as types, sizes, weights, etc., of the materials on the first conveyor belt.
In this embodiment, the first information is obtained by fusing material type information with material basic information, for example, the material type information is a cylindrical part, the diameter is 10 cm, and the material type information needs to be placed horizontally; the material basic information is that the material is positioned at 5 meters on the conveyor belt and is vertically placed; the information after fusion is that a cylindrical part with a diameter of 10 cm is arranged at a position of 5 meters, and is vertically placed currently and needs to be horizontally placed.
In this embodiment, the operating conditions of the second conveyor belt include operating speed, load conditions, operating time and environmental conditions.
In this embodiment, the unreeling process of the second material is to install the reel of the second material on the unreeler, apply the tail end of the material on the second conveyor belt, adjust the rotation speed of the reel to set the material tension, unreel, and monitor the material tension, speed and alignment by using the sensor.
The working principle and the beneficial effects of the technical scheme are as follows: the first information is determined by acquiring the material basic information and the material type information of the first material, the second information is determined by the unreeling process of the second material and the running condition of the second conveyor belt, the corresponding alignment standard is matched, and the automatic material processing and identifying system is beneficial to improving the efficiency and reducing the errors.
Example 4:
the embodiment of the invention provides an automatic reel change closed loop deviation rectifying control system, which comprises a standard determining unit, a deviation rectifying unit and a deviation rectifying unit, wherein the standard determining unit comprises:
query statement generation block: determining a first query statement and a second query statement corresponding to the first information and the second information in a standard information base;
determining a corresponding third query statement in the standard information base according to the layout condition and the initial position of the production line;
alignment criterion acquisition block: an alignment criterion is determined in conjunction with the first query statement, the second query statement, and the third query statement.
In this embodiment, the first query statement and the second query statement are a coding query of a material, a type query of a material, a boring specification query, and a quality query of a material.
In this embodiment, the third query statement is the location of the workstation, the start and end locations of the production line.
The working principle and the beneficial effects of the technical scheme are as follows: and determining an alignment standard according to the query statement, so that an automatic material processing and identifying system is realized, the efficiency is improved, and the errors are reduced.
Example 5:
the embodiment of the invention provides an automatic reel changing closed loop deviation rectifying control system, a monitoring module, comprising:
layout unit: determining a monitoring precision range according to the number of alignment related parameters of the alignment standard and the complexity of alignment operation, matching photoelectric sensors meeting the monitoring precision range from a device database, and determining the number of devices of the photoelectric sensors according to the layout condition of a production line;
a data analysis unit: and processing and analyzing the data acquired by each photoelectric sensor to obtain a first position of the first material and a second position of the second material.
In this embodiment, the alignment related parameters are the required parameters for the unwind apparatus and the specific parameters of the material handling process, including position, angle and parallelism.
In this embodiment, the degree of complexity of the alignment operation is based on the shape and size of the material, the material quality and stability of the material, and the accuracy of the alignment, such as the accuracy required to align the material to the millimeter level, the more complex equipment and finer operations, the speed of the conveyor belt, and the number of materials.
In this embodiment, the monitoring accuracy range is determined according to the order of magnitude and alignment accuracy of the first material and the second material, for example, rubber materials having various shapes and sizes, and a sensor for accurately measuring the linear distance is required.
In this embodiment, the first position is a position of a material tail end obtained by judging a consumption degree of the first material.
In this embodiment, the second location is a location where the second material is predicted to be placed.
The working principle and the beneficial effects of the technical scheme are as follows: the type of the photoelectric sensor is determined through the monitoring precision range, the number of devices of the photoelectric sensor is determined by combining the layout condition of the production line, the first position of the first material and the second position of the second material are determined, the adjustment precision of the automatic unreeling device is improved, the unreeling efficiency is improved, and the possibility of manual errors is reduced.
Example 6:
the embodiment of the invention provides an automatic reel changing closed loop deviation rectifying control system, a data analysis unit comprises:
adjusting block: acquiring acquisition data of a first sensor of a first conveyor belt in sequence, and determining whether the acquisition data need to be adjusted according to the central line transmission direction of the first conveyor belt and the setting position of the first sensor;
if the deviation between the standard transmission direction and the neutral line transmission direction is larger than the preset deviation, performing first adjustment on the acquired data according to a first linear distance between the set position of the first sensor and the neutral line transmission direction and a second linear distance between the set position of the first sensor and the standard transmission direction;
otherwise, performing second adjustment on the acquired data according to the direction deviation;
first process analysis block: processing and analyzing the adjustment result to obtain a first position of the first material;
first process analysis block: acquiring acquisition data of a second sensor on a second conveyor belt in sequence, and processing and analyzing by combining the first adjustment and the second adjustment variable to obtain a second position of the second material.
In this embodiment, the first sensor includes a position sensor and a speed sensor.
In this embodiment, the first adjustment is an adjustment for performing addition and subtraction on a portion where the acquired data is larger than the preset deviation.
In this embodiment, the second adjustment is to eliminate errors caused by the sensor position, e.g., the distance of the sensor from the conveyor belt centerline, which can affect the accuracy of the data.
In this embodiment, the first linear distance and the second linear distance refer to the distance between the sensor setting position and the center line conveying direction of the first material and the distance between the setting position and the standard conveying direction, which are expressed as lateral distances, for example, the sensor setting position is 1, the preset deviation is 0.05, the center line conveying direction is 0.5, the standard conveying direction is 0.6, the first linear distance is 0.5, the second linear distance is 0.4, and the first adjustment is performed to adjust the first material in a direction away from the sensor by 0.1.
The working principle and the beneficial effects of the technical scheme are as follows: the sensors are used for collecting data, and then the data are processed and analyzed to obtain the specific position of the product or the material, so that the production or transmission process is monitored and controlled.
Example 7:
the embodiment of the invention provides an automatic reel-changing closed-loop deviation-correcting control system, which comprises a deviation-correcting module, a deviation-correcting control system and a deviation-correcting control system, wherein the deviation-correcting module comprises:
factor determination unit: acquiring the surrounding environment data of a production line, determining an environment factor according to the surrounding environment data, and matching the environment factor with material materials in an environment material library to obtain an environment material influence factor;
deviation condition determining unit: determining a first deviation condition of a current position acquired by a photoelectric sensor of a first conveyor belt from a first position and a second deviation condition of the current position acquired by the photoelectric sensor of a second conveyor belt from a second position, and simultaneously determining a third deviation condition of a real-time running state of the first conveyor belt from an expected state and a fourth deviation condition of the real-time running state of the second conveyor belt from the expected state;
coefficient calculation unit: inputting the first deviation condition, the second deviation condition, the third deviation condition and the fourth deviation condition into a condition analysis model matched with the alignment standard, and obtaining the alignment standardIs>For the purpose ofSecond deviation factor>For->Third deviation factor->Calculating to obtain a deviation coefficient of a deviation correcting roller in the deviation correcting device;
a table matching unit: obtaining a first deviation correction quantity aiming at the deviation coefficient from a coefficient-deviation correction mapping table, and obtaining a second deviation correction quantity matched with a first deviation factor, a second deviation factor and a third deviation factor from a factor-deviation correction mapping table;
wherein, the calculation formula of the deviation coefficient is as follows:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein (1)>Representing a deviation coefficient; />Representing environmental material impact factors; />Indicating the ideal running speed of the material at the position of the deviation correcting roller; />Representing an ideal rotation angle of the deviation correcting roller;represents the single roll diameter; />Representing the ideal distance from the deviation correcting roller to the rotation center; />Indicating the running period of the deviation correcting roller; ln represents the sign of the logarithmic function;
deviation rectifying unit: adjusting the operation parameters of the deviation correcting roller according to the first deviation correcting amount and the second deviation correcting amount to obtain adjustment operation data;
the method comprises the steps of carrying out a first treatment on the surface of the Wherein (1)>Representing the adjusted value of the ith operating parameter; />Representing the unadjusted values of the ith operating parameter; />Indicating that the ith operating parameter is based on a mapping function +.>Operating variable +.>D1 represents a first deviation correction amount; d2 represents a second deviation correction amount; />Representing an upward rounding symbol; min represents a minimum symbol; k represents the number of operating parameters; />Representing +.o from all operating parameters except the ith operating parameter>Is a variance of (2);
and carrying out alignment processing according to the adjustment operation data to realize automatic reel change closed loop correction.
In this embodiment, the environmental material influencing factor is an environmental factor influencing the material quality by comparing the data obtained by the environmental sensors such as the temperature sensor, the humidity sensor, the illumination sensor, etc. after the characteristic processing with the environmental standard, and calculating the environmental parameter of the factor to obtain the environmental factor, such as the ductility of the temperature influencing rubber, and the value range of the corresponding factor is (0.0.3).
In this embodiment, the coefficient-correction map is a correction amount corresponding to a correction coefficient of a correction roller in the correction device.
In this embodiment, the factor-correction mapping table is a factor that causes deviation of the material and a correction amount corresponding to the factor.
The working principle and the beneficial effects of the technical scheme are as follows: according to the environment data, the environmental material influence factors are acquired, the deviation condition is determined according to the acquired position data, the deviation condition is symbolized to obtain the deviation coefficient of the deviation correcting roller of the deviation correcting device, the deviation quantity is determined according to the deviation coefficient, the operation parameters of the deviation correcting roller are adjusted, automatic closed loop deviation correction is achieved, the adjustment precision of the automatic unreeling device is improved, the unreeling efficiency is improved, and the possibility of manual errors is reduced.
Example 8:
the embodiment of the invention provides an automatic reel changing closed loop deviation rectifying control system, which comprises a layout unit, a control unit and a control unit, wherein the layout unit comprises the following components:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein F1 represents a matching coefficient, and N1 represents the number of alignment-related parameters; />Represents an offset +.>And (5) corresponding correction operation complexity function.
Obtaining the maximum correction complexityAnd F1, obtaining a matched monitoring precision range from a matching database.
In this embodiment, the correction of the operational complexity function is to be determined comprehensively based on the number of steps of the operation steps involved and the operation amplitude in each operation step, specifically by the offset.
The working principle and the beneficial effects of the technical scheme are as follows: and the correction operation complexity of the corresponding correction roller is determined, automatic closed-loop correction is realized, the adjustment precision of the automatic unreeling device is improved, the unreeling efficiency is improved, and the possibility of manual errors is reduced.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. An automatic reel change closed loop deviation rectifying control system, which is characterized by comprising:
the material collecting module comprises: the system comprises a first conveyor belt, a second conveyor belt, a deviation correcting device, a first material conveying device, a second material conveying device and a deviation correcting device, wherein the first information is used for collecting first materials which are not transmitted to the first conveyor belt and the second information is based on second materials on the second conveyor belt of the unreeling device, and according to the first information and the second information, the alignment standards of the two materials are determined, and the deviation correcting device is positioned in front of the unreeling device;
and a monitoring module: acquiring the layout condition of a material production line to set a photoelectric sensor on the material production line, monitoring a first position of the first material based on the photoelectric sensor, and simultaneously monitoring a second position of the second material;
and a deviation rectifying module: and according to the current position, the first position and the second position of the deviation correcting device, the first material and the second material are aligned according to an alignment standard, so that automatic reel changing closed loop deviation correction is realized.
2. The automatic reel change closed loop correction control system of claim 1, further comprising:
the monitoring point setting module: acquiring a central line and a monitoring auxiliary line corresponding to the whole production line according to the layout condition of the production line, and determining monitoring points based on the central line and the monitoring auxiliary line;
the deviation condition acquisition module: analyzing the collected second information of the second material, determining the transverse position deviation and the longitudinal position deviation between the actual position of the second material on the second conveyor belt and a preset designated position, and collecting the transverse position deviation and the longitudinal position deviation to determine the position deviation condition of the second material;
the difference condition acquisition module: determining the self-difference condition between the actual size of the second material and the alignment standard according to the second information;
predicting an unreeling position according to the second information, and judging the speed difference condition of the predicted unreeling position and an alignment standard, wherein the speed difference condition comprises a speed difference and an angular speed difference;
an initial position determining module: and setting the initial position of the unreeling device by integrating all the difference conditions and the deviation conditions, and further determining the alignment standard of the two materials.
3. The automatic roll changing closed loop correction control system of claim 2, wherein the material collection module comprises:
an information acquisition unit: determining material type information of a first conveyor belt from a type information base, determining material basic information of the first material on the first conveyor belt through a scanner, and combining the material type information and the material basic information to obtain first information of the first material, wherein the material basic information comprises position coordinates, size data and speed data of the material;
determining second information of the second material according to the operation condition of the second conveyor belt and the unreeling process of the second material;
a standard determination unit: and matching corresponding alignment standards from the material information base according to the collected first information, second information and initial position.
4. The automatic reel change closed loop deviation rectifying control system according to claim 3, wherein the standard determining unit comprises:
query statement generation block: determining a first query statement and a second query statement corresponding to the first information and the second information in a standard information base;
determining a corresponding third query statement in the standard information base according to the layout condition and the initial position of the production line;
alignment criterion acquisition block: an alignment criterion is determined in conjunction with the first query statement, the second query statement, and the third query statement.
5. The automatic reel change closed loop correction control system of claim 1, wherein the monitoring module comprises:
layout unit: determining a monitoring precision range according to the number of alignment related parameters of the alignment standard and the complexity of alignment operation, matching photoelectric sensors meeting the monitoring precision range from a device database, and determining the number of devices of the photoelectric sensors according to the layout condition of a production line;
a data analysis unit: and processing and analyzing the data acquired by each photoelectric sensor to obtain a first position of the first material and a second position of the second material.
6. The automatic reel change closed loop correction control system according to claim 5, wherein the data analysis unit comprises:
adjusting block: acquiring acquisition data of a first sensor of a first conveyor belt in sequence, and determining whether the acquisition data need to be adjusted according to the central line transmission direction of the first conveyor belt and the setting position of the first sensor;
if the deviation between the standard transmission direction and the neutral line transmission direction is larger than the preset deviation, performing first adjustment on the acquired data according to a first linear distance between the set position of the first sensor and the neutral line transmission direction and a second linear distance between the set position of the first sensor and the standard transmission direction;
otherwise, performing second adjustment on the acquired data according to the direction deviation;
first process analysis block: processing and analyzing the adjustment result to obtain a first position of the first material;
first process analysis block: acquiring acquisition data of a second sensor on a second conveyor belt in sequence, and processing and analyzing by combining the first adjustment and the second adjustment variable to obtain a second position of the second material.
7. The automatic reel change closed loop correction control system of claim 1, wherein the correction module comprises:
factor determination unit: acquiring the surrounding environment data of a production line, determining an environment factor according to the surrounding environment data, and matching the environment factor with material materials in an environment material library to obtain an environment material influence factor;
deviation condition determining unit: determining a first deviation condition of a current position acquired by a photoelectric sensor of a first conveyor belt from a first position and a second deviation condition of the current position acquired by the photoelectric sensor of a second conveyor belt from a second position, and simultaneously determining a third deviation condition of a real-time running state of the first conveyor belt from an expected state and a fourth deviation condition of the real-time running state of the second conveyor belt from the expected state;
coefficient calculation unit: inputting the first deviation condition, the second deviation condition, the third deviation condition and the fourth deviation condition into a condition analysis model matched with the alignment standard, and obtaining the alignment standardIs>For->Second deviation factor>For->Third deviation factor->Calculating to obtain a deviation coefficient of a deviation correcting roller in the deviation correcting device;
a table matching unit: obtaining a first deviation correction quantity aiming at the deviation coefficient from a coefficient-deviation correction mapping table, and obtaining a second deviation correction quantity matched with a first deviation factor, a second deviation factor and a third deviation factor from a factor-deviation correction mapping table;
wherein, the calculation formula of the deviation coefficient is as follows:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein (1)>Representing a deviation coefficient; />Representing environmental material impact factors; />Indicating the ideal running speed of the material at the position of the deviation correcting roller; />Representing an ideal rotation angle of the deviation correcting roller; />Represents the single roll diameter; />Representing the ideal distance from the deviation correcting roller to the rotation center; />Indicating the running period of the deviation correcting roller; ln represents the sign of the logarithmic function;
deviation rectifying unit: adjusting the operation parameters of the deviation correcting roller according to the first deviation correcting amount and the second deviation correcting amount to obtain adjustment operation data;
the method comprises the steps of carrying out a first treatment on the surface of the Wherein (1)>Representing the adjusted value of the ith operating parameter;representing the unadjusted values of the ith operating parameter; />Representing the ith operating parameter based on a mapping functionOperating variable +.>D1 represents a first deviation correction amount; d2 represents a second deviation correction amount; />Representing an upward rounding symbol; min represents a minimum symbol; k represents the number of operating parameters; />Representing +.o from all operating parameters except the ith operating parameter>Is a variance of (2);
and carrying out alignment processing according to the adjustment operation data to realize automatic reel change closed loop correction.
8. The automatic reel change closed loop correction control system according to claim 5, wherein said layout unit includes:
the method comprises the steps of carrying out a first treatment on the surface of the Wherein F1 represents a matching coefficient, and N1 represents the number of alignment-related parameters; />Represents an offset +.>Corresponding correction operation complexity functions;
obtaining the maximum correction complexityAnd F1, obtaining a matched monitoring precision range from a matching database.
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