Multi-station yarn beating cooperative control method and system

Abstract

According to the multi-station yarn beating cooperative control method and system, the feeding time interval and the winding and unwinding motor speed of yarn beating of all stations are designed on the basis of process steps, multi-station yarn beating parameters are determined, a basis is provided for implementation of a complex yarn beating process, and the working efficiency is improved. According to the method, the relative feeding time interval and the relative winding and unwinding motor speed between yarn beating of all stations are determined, multi-station yarn beating cooperative control parameters are determined, the yarn beating efficiency is guaranteed, finally, cooperative control judgment is conducted on multi-station yarn beating based on the actual feeding time interval and the actual winding and unwinding motor speed, and the yarn beating efficiency is guaranteed. According to the cooperative control judgment result, the actual feeding time interval and the actual winding and unwinding motor speed are adjusted, real-time monitoring and real-time adjustment of multi-station yarn beating are achieved, real-time and effective cooperative control over multi-station yarn beating is achieved, the yarn beating efficiency is guaranteed, and the quality of textile products is guaranteed.

Description

Technical Field

[0001] The present invention relates to the technical field of yarn beating coordinated control, and in particular to a multi-station yarn beating coordinated control method and system. Background Art

[0002] Yarn is a textile product made of various textile fibers into a certain fineness. It is used for weaving, rope making, thread making, knitting and embroidery. It is divided into short fiber yarn, continuous filament yarn, etc. The rational selection of fibers with different properties can be used to spin yarns of different styles to adapt to different fabric uses or improve wearing performance.

[0003] Multi-station beating can realize complex beating process of yarn, obtain various textile products and meet people's various needs. At the same time, the use of multi-station beating not only realizes complex beating process, but also improves beating efficiency and ensures the quality of textile products. How to realize coordinated control of multi-station beating is related to the efficiency of beating process and the quality of textile products.

[0004] Therefore, how to achieve coordinated control of multi-station beating becomes an important issue to be solved in multi-station beating operation. Summary of the Invention

[0005] The present invention provides a multi-station yarn beating coordinated control method and system, which are used to solve the problems raised in the background technology.

[0006] A multi-station beating collaborative control method, comprising:

[0007] S1: Based on the yarn beating process, determine the process steps corresponding to the yarn beating at each station, and design the loading time interval and the winding and unwinding motor speed for the yarn beating at each station based on the process steps;

[0008] S2: Based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the speed of the winding and unwinding motor, determine the relative feeding time interval and the relative winding and unwinding motor speed between the yarn beating at each station;

[0009] S3: Based on the yarn beating at each station, the yarn beating is operated according to the feeding time interval and the speed of the rewinding and unwinding motor, the relative feeding time interval and the relative speed of the rewinding and unwinding motor, and the actual feeding time interval and the actual rewinding and unwinding motor speed during the operation are obtained;

[0010] S4: Based on the actual feeding time interval and the actual speed of the rewinding and unwinding motor, a coordinated control judgment is made on the multi-station beating, and the actual feeding time interval and the actual speed of the rewinding and unwinding motor are adjusted according to the coordinated control judgment result.

[0011] Preferably, in S1, based on the yarn beating process, determining the process steps corresponding to the yarn beating at each workstation includes:

[0012] The beating process is decomposed according to the operation characteristics of the workstations to obtain multiple process steps;

[0013] Based on the step characteristics of the process step, determine the number of yarn beating stations required to complete the process step and the relative position relationship of the yarn beating stations;

[0014] Based on the number of yarn beating stations and the relative position relationship of the yarn beating stations, the corresponding yarn beating station is matched for each process step.

[0015] Preferably, in S1, the feeding time interval and the speed of the rewinding and unwinding motor for beating the yarn at each station are designed based on the process steps, including:

[0016] Based on the yarn beating process, the entire process cycle is determined, and the cycle position and cycle range of the process steps in the entire process cycle are determined. Based on the cycle position and cycle range, the loading time interval of the yarn beating station is determined;

[0017] Based on the process steps and the feeding time interval, the yarn beating speed of the work station is determined, and based on the yarn beating speed of the work station, the speed of the rewinding and unwinding motor of the yarn beating is determined.

[0018] Preferably, in said S2, based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the speed of the winding and unwinding motor, the relative feeding time interval and the relative speed of the winding and unwinding motor between the yarn beating at each station are determined, including:

[0019] Based on the beating position and process steps of each workstation, the beating trajectory of each workstation is determined, the process cycle of each workstation is determined based on the feeding time interval, and the beating speed of each workstation is determined based on the speed of the rewinding and unwinding motor;

[0020] Based on the beating trajectory, process cycle and beating speed, combined with the beating position of each workstation, the beating execution sequence and beating execution action of each workstation are determined;

[0021] Determine the sequence coordination rules between the yarn beating at each workstation based on the yarn beating execution sequence, and determine the operation coordination rules between the yarn beating at each workstation based on the yarn beating execution action;

[0022] Determine the yarn beating sequence number of each workstation based on the yarn beating execution sequence, and determine the yarn beating execution trigger event and execution operation difficulty of each workstation based on the yarn beating execution action;

[0023] Based on the yarn beating sequence number and position of each workstation, the sequence coordination rules between the yarn beating of each workstation are determined; based on the execution trigger event of the yarn beating of each workstation, the operation coordination rules between the yarn beating of each workstation are determined;

[0024] Based on the difficulty of executing the yarn beating operation at each workstation, the sequence coordination rules and operation coordination rules are optimized to obtain the target coordination rules;

[0025] Based on the target collaboration rules, the loading time nodes between yarn beating at each workstation are determined, and based on the loading time nodes, the relative loading time intervals between yarn beating at each workstation are determined;

[0026] Based on the target coordination rule, the speed range of the reeling and unreeling motors for yarn beating at each workstation is determined, and based on the motor load, the relative reeling and unreeling motor speeds between the yarn beating at each workstation are set.

[0027] Preferably, the sequence coordination rules and the operation coordination rules are optimized based on the difficulty of the yarn beating operation at each workstation to obtain the target coordination rules, including:

[0028] Determining an execution operation weight based on the difficulty of the yarn beating operation at each workstation, determining an optimization value for the yarn beating at each workstation based on the execution operation weight, and judging whether the optimization value is greater than a preset optimization threshold;

[0029] If so, based on the relative position relationship and relative operation relationship of the yarn beating station among all the yarn beating stations, the optimization scheme of the sequence coordination rule and the operation coordination rule is determined to obtain the target coordination rule;

[0030] Otherwise, the sequence coordination rules and operation coordination rules are optimized based on the conventional optimization scheme to obtain the target coordination rules.

[0031] Preferably, in said S3, the yarn beating of each station is performed according to the feeding time interval and the speed of the rewinding and unwinding motor, and the relative feeding time interval and the relative speed of the rewinding and unwinding motor, including:

[0032] Determine the initial control parameters for yarn beating at each station based on the feeding time interval and the speed of the reeling and unreeling motors;

[0033] Based on the relative feeding time interval and the relative rewinding and unwinding motor speed, the constraint relationship between the control parameters is determined, and the initial control parameters are corrected based on the constraint relationship to obtain the target control parameters;

[0034] Based on the target control parameters, the yarn beating of each workstation is controlled to operate.

[0035] Preferably, in S3, obtaining the actual feeding time interval and the actual rewinding and unwinding motor speed during the operation process includes:

[0036] The actual material feeding time of the yarn beating at each workstation is obtained based on the time sensor, and the actual material feeding time interval between the yarn beating at each workstation is determined based on the actual material feeding time;

[0037] The actual speed of the winding and unwinding motors of each yarn beating station is obtained based on the speed sensor.

[0038] Preferably, in said S4, based on the actual feeding time interval and the actual speed of the rewinding and unwinding motor, the coordinated control judgment of the multi-station beating is performed, including:

[0039] Determine whether the actual feeding time interval and the actual winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed between the yarn beating stations;

[0040] If so, the collaborative control judgment result is determined to be that the multi-station beating meets the collaborative control requirements;

[0041] Otherwise, it is determined that the collaborative control judgment result is that the multi-station yarn beating does not meet the collaborative control requirements.

[0042] Preferably, in said S4, adjusting the actual feeding time interval and the actual rewinding and unwinding motor speed according to the collaborative control judgment result includes:

[0043] When it is determined from the collaborative control judgment result that the multi-station beating does not meet the collaborative control requirements, the interval deviation between the actual feeding time interval and the relative feeding time interval is obtained, and the speed deviation between the actual winding and unwinding motor speed and the relative winding and unwinding motor speed is obtained;

[0044] Determine the time offset of yarn beating at the workstation based on the interval deviation, and determine the speed offset of yarn beating at the workstation based on the speed deviation;

[0045] Determining a time correction factor for beating the yarn at the workstation based on the time offset, and determining a speed correction factor for beating the yarn at the workstation based on the speed deviation;

[0046] A parameter operation model of the workstation beating is constructed, and the parameter operation model is corrected based on a time correction coefficient and a speed correction coefficient to obtain correction operation parameters of the corrected parameter operation model;

[0047] The parameter operation model is simulated according to the correction operation parameters, and the simulated feeding time interval and the simulated rewinding and unwinding motor speed are obtained based on the simulation operation results;

[0048] When the simulated feeding time interval and the simulated winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed, the yarn beating of the work station is operated according to the correction operation parameters to realize the adjustment of the actual feeding time interval and the actual winding and unwinding motor speed;

[0049] Otherwise, the time correction coefficient and the speed correction coefficient are determined again.

[0050] A multi-station beating collaborative control system, comprising:

[0051] The parameter design module is used to determine the process steps corresponding to the yarn beating at each station based on the yarn beating process, and to design the feeding time interval and the speed of the rewinding and unwinding motor for the yarn beating at each station based on the process steps;

[0052] A parameter analysis module is used to determine the relative feeding time interval and relative rewinding and unwinding motor speed between yarn beating at each station based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the rewinding and unwinding motor speed;

[0053] The operation monitoring module is used to operate the yarn beating at each station according to the feeding time interval and the speed of the winding and unwinding motor, the relative feeding time interval and the relative speed of the winding and unwinding motor, and obtain the actual feeding time interval and the actual speed of the winding and unwinding motor during the operation;

[0054] The parameter adjustment module is used to make collaborative control judgments on multi-station yarn beating based on the actual feeding time interval and the actual winding and unwinding motor speed, and to adjust the actual feeding time interval and the actual winding and unwinding motor speed according to the collaborative control judgment results.

[0055] Compared with the prior art, the present invention has achieved the following beneficial effects:

[0056] Based on the beating process, the corresponding process steps of each workstation are determined, and the feeding time interval and the reeling and unwinding motor speed of each workstation are designed based on the process steps to realize the parameter determination of multi-workstation beating, providing a basis for the realization of complex beating process. Through the position and process steps of the beating at each workstation, combined with the feeding time interval and the reeling and unwinding motor speed, the relative feeding time interval and the relative reeling and unwinding motor speed between the beating at each workstation are determined, and the collaborative control parameters of the multi-workstation beating are determined to ensure the beating efficiency. Finally, based on the actual feeding time interval and the actual reeling and unwinding motor speed, the multi-workstation beating is collaboratively controlled and judged, and according to the collaborative control judgment result, the actual feeding time interval and the actual reeling and unwinding motor speed are adjusted to realize real-time monitoring and real-time adjustment of the multi-workstation beating, and realize real-time and effective collaborative control of the multi-workstation beating, to ensure the beating efficiency and the quality of textile products.

[0057] Other features and advantages of the present invention will be described in the following description, and in part will become apparent from the description, or will be understood by practicing the present invention. The purpose and other advantages of the present invention can be achieved and obtained through the structures specifically pointed out in this application document.

[0058] The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0059] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0060] Figure 1 This is a flow chart of a multi-station yarn beating collaborative control method according to an embodiment of the present invention;

[0061] Figure 2 This is a flow chart for determining the loading time interval and the speed of the rewinding and unwinding motors in an embodiment of the present invention;

[0062] Figure 3 This is a structural diagram of a multi-station yarn beating collaborative control system in an embodiment of the present invention. DETAILED DESCRIPTION

[0063] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0064] Example 1:

[0065] The embodiment of the present invention provides a multi-station yarn beating collaborative control method, such as Figure 1 Shown, including:

[0066] S1: Based on the yarn beating process, determine the process steps corresponding to the yarn beating at each station, and design the loading time interval and the winding and unwinding motor speed for the yarn beating at each station based on the process steps;

[0067] S2: Based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the speed of the winding and unwinding motor, determine the relative feeding time interval and the relative winding and unwinding motor speed between the yarn beating at each station;

[0068] S3: Based on the yarn beating at each station, the yarn beating is operated according to the feeding time interval and the speed of the rewinding and unwinding motor, the relative feeding time interval and the relative speed of the rewinding and unwinding motor, and the actual feeding time interval and the actual rewinding and unwinding motor speed during the operation are obtained;

[0069] S4: Based on the actual feeding time interval and the actual speed of the rewinding and unwinding motor, a coordinated control judgment is made on the multi-station beating, and the actual feeding time interval and the actual speed of the rewinding and unwinding motor are adjusted according to the coordinated control judgment result.

[0070] In this embodiment, a multi-station beating machine corresponds to 8 stations for beating yarn, and the 8 stations are operated or not operated according to the process steps.

[0071] In this embodiment, the relative feeding time interval and the relative rewinding and unwinding motor speed are determined according to the collaborative control rule, and the collaborative control of multi-station yarn beating can be achieved by operating according to the relative feeding time interval and the relative rewinding and unwinding motor speed.

[0072] In this embodiment, the actual material feeding time interval and the actual speed of the reeling and unreeling motor are adjusted mainly by correcting the yarn beating parameters of the workstation.

[0073] The beneficial effects of the above design scheme are: by determining the process steps corresponding to the yarn beating of each station based on the yarn beating process, and designing the feeding time interval and the reeling and unreeling motor speed for the yarn beating of each station based on the process steps, the parameters of the yarn beating of multiple stations are determined, providing a basis for the realization of complex yarn beating processes; through the position and process steps of the yarn beating of each station, combined with the feeding time interval and the reeling and unreeling motor speed, the relative feeding time interval and the relative reeling and unreeling motor speed between the yarn beating of each station are determined, and the determination of the collaborative control parameters of the yarn beating of multiple stations is realized to ensure the yarn beating efficiency; finally, based on the actual feeding time interval and the actual reeling and unreeling motor speed, the multi-station yarn beating is collaboratively controlled and judged, and according to the collaborative control judgment result, the actual feeding time interval and the actual reeling and unreeling motor speed are adjusted to realize real-time monitoring and real-time adjustment of the yarn beating of multiple stations, and realize real-time and effective collaborative control of the yarn beating of multiple stations, ensure the yarn beating efficiency, and ensure the quality of textile products.

[0074] Example 2:

[0075] Based on Example 1, this embodiment of the present invention provides a multi-station yarn beating collaborative control method. In S1, based on the yarn beating process, the process steps corresponding to the yarn beating at each station are determined, including:

[0076] The beating process is decomposed according to the operation characteristics of the workstations to obtain multiple process steps;

[0077] Based on the step characteristics of the process step, determine the number of yarn beating stations required to complete the process step and the relative position relationship of the yarn beating stations;

[0078] Based on the number of yarn beating stations and the relative position relationship of the yarn beating stations, the corresponding yarn beating station is matched for each process step.

[0079] The beneficial effects of the above design scheme are: by determining the number of yarn beating stations required to complete the process steps and the relative position relationship of the yarn beating stations based on the step characteristics of the process steps, and matching the corresponding yarn beating stations for each process step based on the number of yarn beating stations and the relative position relationship of the yarn beating stations, realizing the reasonable allocation and effective utilization of the yarn beating stations, and providing a basis for the realization of complex yarn beating processes.

[0080] Example 3:

[0081] Based on Example 1, this embodiment of the present invention provides a multi-station yarn beating collaborative control method, in which, in S1, Figure 2 As shown, the yarn feeding time interval and the winding and unwinding motor speed of each station are designed based on the process steps, including:

[0082] Based on the yarn beating process, the entire process cycle is determined, and the cycle position and cycle range of the process steps in the entire process cycle are determined. Based on the cycle position and cycle range, the loading time interval of the yarn beating station is determined;

[0083] Based on the process steps and the feeding time interval, the yarn beating speed of the work station is determined, and based on the yarn beating speed of the work station, the speed of the rewinding and unwinding motor of the yarn beating is determined.

[0084] The beneficial effects of the above design scheme are: by determining the entire process cycle based on the yarn beating process, and determining the cycle position and cycle range of the process steps in the entire process cycle, based on the cycle position and cycle range, determining the loading time interval of the yarn beating at the work station, based on the process steps and the loading time interval, determining the yarn beating speed at the work station, and determining the speed of the winding and unwinding motor of the yarn beating at the work station based on the yarn beating speed at the work station, providing a basis for the realization of complex yarn beating processes.

[0085] Example 4:

[0086] Based on Example 1, the embodiment of the present invention provides a multi-station yarn beating coordinated control method. In S2, based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the speed of the winding and unwinding motor, the relative feeding time interval and the relative speed of the winding and unwinding motor between the yarn beating at each station are determined, including:

[0087] Based on the beating position and process steps of each workstation, the beating trajectory of each workstation is determined, the process cycle of each workstation is determined based on the feeding time interval, and the beating speed of each workstation is determined based on the speed of the rewinding and unwinding motor;

[0088] Based on the beating trajectory, process cycle and beating speed, combined with the beating position of each workstation, the beating execution sequence and beating execution action of each workstation are determined;

[0089] Determine the yarn beating sequence number of each workstation based on the yarn beating execution sequence, and determine the yarn beating execution trigger event and execution operation difficulty of each workstation based on the yarn beating execution action;

[0090] Based on the yarn beating sequence number and position of each workstation, the sequence coordination rules between the yarn beating of each workstation are determined; based on the execution trigger event of the yarn beating of each workstation, the operation coordination rules between the yarn beating of each workstation are determined;

[0091] Based on the difficulty of executing the yarn beating operation at each workstation, the sequence coordination rules and operation coordination rules are optimized to obtain the target coordination rules;

[0092] Based on the target collaboration rules, the loading time nodes between yarn beating at each workstation are determined, and based on the loading time nodes, the relative loading time intervals between yarn beating at each workstation are determined;

[0093] Based on the target coordination rule, the speed range of the reeling and unreeling motors for yarn beating at each workstation is determined, and based on the motor load, the relative reeling and unreeling motor speeds between the yarn beating at each workstation are set.

[0094] In this embodiment, the sequential coordination rule determines the order of operations among various workstations.

[0095] In this embodiment, the operation coordination rules determine the constraints followed by the operations of each workstation, such as constraints on parameters such as speed and time.

[0096] In this embodiment, the motor load should be controlled within a reasonable range to ensure normal operation.

[0097] The beneficial effects of the above design scheme are: by designing reasonable collaborative rules based on the position and process steps of the yarn beating at each workstation, combined with the loading time interval and the speed of the reeling and unwinding motor, considering the sequence number and workstation position of the yarn beating at the workstation, the execution triggering events of the yarn beating at the workstation and the difficulty of the execution operation, the collaborative control of multi-station yarn beating is realized, and based on the target collaborative rules, the relative loading time interval and the relative reeling and unwinding motor speed between the yarn beating at each workstation are determined to ensure that the designed relative loading time interval and relative reeling and unwinding motor speed meet the collaborative control of multi-station yarn beating.

[0098] Example 5:

[0099] Based on Example 4, this embodiment of the present invention provides a multi-station yarn beating collaborative control method, which optimizes the sequence collaboration rules and operation collaboration rules based on the difficulty of performing the yarn beating operation at each station to obtain the target collaboration rules, including:

[0100] Determining an execution operation weight based on the difficulty of the yarn beating operation at each workstation, determining an optimization value for the yarn beating at each workstation based on the execution operation weight, and judging whether the optimization value is greater than a preset optimization threshold;

[0101] If so, based on the relative position relationship and relative operation relationship of the yarn beating station among all the yarn beating stations, the optimization scheme of the sequence coordination rule and the operation coordination rule is determined to obtain the target coordination rule;

[0102] Otherwise, the sequence coordination rules and operation coordination rules are optimized based on the conventional optimization scheme to obtain the target coordination rules.

[0103] In this embodiment, based on the relative position relationship and relative operation relationship of the yarn beating of the workstation among all the yarn beating workstations, the optimization scheme for the sequential collaboration rule and the operation collaboration rule is determined to be a targeted scheme designed according to the actual situation of the yarn beating of the specific workstation, which is targeted.

[0104] In this embodiment, the conventional optimization scheme is pre-designed and has universal applicability to rule optimization.

[0105] The beneficial effects of the above design scheme are: by optimizing the sequential collaboration rules and operation collaboration rules based on the difficulty of executing the yarn beating operation at each workstation, the target collaboration rules are obtained, and different optimization schemes are designed for different situations in the determination process to ensure effective efficiency and optimization effects, and to ensure the accuracy of the target collaboration rules obtained.

[0106] Example 6:

[0107] Based on Example 1, the embodiment of the present invention provides a multi-station yarn beating coordinated control method, wherein in S3, the yarn beating of each station is operated according to the feeding time interval and the speed of the rewinding and unwinding motor, the relative feeding time interval and the relative rewinding and unwinding motor speed, including:

[0108] Determine the initial control parameters for yarn beating at each station based on the feeding time interval and the speed of the reeling and unreeling motors;

[0109] Based on the relative feeding time interval and the relative rewinding and unwinding motor speed, the constraint relationship between the control parameters is determined, and the initial control parameters are corrected based on the constraint relationship to obtain the target control parameters;

[0110] Based on the target control parameters, the yarn beating of each workstation is controlled to operate.

[0111] In this embodiment, the constraint relationship is determined according to the specific values ​​of the relative feeding time interval and the relative rewinding and unwinding motor speed.

[0112] The beneficial effect of the above design scheme is: by operating the yarn beating at each workstation according to the feeding time interval and the speed of the reeling and unwinding motor, the relative feeding time interval and the relative speed of the reeling and unwinding motor, the coordinated control operation of multi-workstation yarn beating is initially realized to ensure the yarn beating efficiency.

[0113] Example 7:

[0114] Based on Example 1, the embodiment of the present invention provides a multi-station yarn beating coordinated control method, wherein in S3, the actual material feeding time interval and the actual rewinding and unwinding motor speed during the operation are obtained, including:

[0115] The actual material feeding time of the yarn beating at each workstation is obtained based on the time sensor, and the actual material feeding time interval between the yarn beating at each workstation is determined based on the actual material feeding time;

[0116] The actual speed of the winding and unwinding motors of each yarn beating station is obtained based on the speed sensor.

[0117] The beneficial effect of the above design scheme is: real-time monitoring of the actual material feeding time interval and the actual rewinding and unwinding motor speed is achieved through time sensors and speed sensors, which facilitates timely detection of the multi-station yarn beating working conditions and provides a real-time and effective data basis for the coordinated control of multi-station yarn beating.

[0118] Example 8:

[0119] Based on Example 1, this embodiment of the present invention provides a method for collaborative control of multi-station beating. In S4, based on the actual material feeding time interval and the actual rewinding and unwinding motor speed, the method performs collaborative control judgment on the multi-station beating, including:

[0120] Determine whether the actual feeding time interval and the actual winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed between the yarn beating stations;

[0121] If so, the collaborative control judgment result is determined to be that the multi-station beating meets the collaborative control requirements;

[0122] Otherwise, it is determined that the collaborative control judgment result is that the multi-station yarn beating does not meet the collaborative control requirements.

[0123] The beneficial effects of the above design scheme are: realizing the coordinated control judgment of multi-station beating, and providing a basis for the parameter adjustment of the coordinated control.

[0124] Example 9:

[0125] Based on Example 1, the embodiment of the present invention provides a multi-station yarn beating collaborative control method. In S4, the actual material feeding time interval and the actual winding and unwinding motor speed are adjusted according to the collaborative control judgment result, including:

[0126] When it is determined from the collaborative control judgment result that the multi-station beating does not meet the collaborative control requirements, the interval deviation between the actual feeding time interval and the relative feeding time interval is obtained, and the speed deviation between the actual winding and unwinding motor speed and the relative winding and unwinding motor speed is obtained;

[0127] Determine the time offset of yarn beating at the workstation based on the interval deviation, and determine the speed offset of yarn beating at the workstation based on the speed deviation;

[0128] Determining a time correction factor for beating the yarn at the workstation based on the time offset, and determining a speed correction factor for beating the yarn at the workstation based on the speed deviation;

[0129] A parameter operation model of the workstation beating is constructed, and the parameter operation model is corrected based on a time correction coefficient and a speed correction coefficient to obtain correction operation parameters of the corrected parameter operation model;

[0130] The parameter operation model is simulated according to the correction operation parameters, and the simulated feeding time interval and the simulated rewinding and unwinding motor speed are obtained based on the simulation operation results;

[0131] When the simulated feeding time interval and the simulated winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed, the yarn beating of the work station is operated according to the correction operation parameters to realize the adjustment of the actual feeding time interval and the actual winding and unwinding motor speed;

[0132] Otherwise, the time correction coefficient and the speed correction coefficient are determined again.

[0133] In this embodiment, the deviation between the actual and set parameters may be caused by reasons such as aging of the machine equipment, so it is necessary to design a correction coefficient to eliminate the deviation and achieve the adjustment of the actual feeding time interval and the actual winding and unwinding motor speed.

[0134] The beneficial effects of the above design scheme are: by constructing a parameter operation model for the yarn beating of the work station, the parameter operation model is corrected based on the time correction coefficient and the speed correction coefficient to obtain the corrected operation parameters of the parameter operation model after correction; the parameter operation model is simulated according to the corrected operation parameters, and the simulated feeding time interval and the simulated winding and unwinding motor speed are obtained based on the simulation operation results; when the simulated feeding time interval and the simulated winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed, the yarn beating of the work station is operated according to the corrected operation parameters, and the actual feeding time interval and the actual winding and unwinding motor speed are adjusted to realize real-time monitoring and real-time adjustment of the yarn beating of multiple work stations, and realize real-time and effective coordinated control of the yarn beating of multiple work stations, thereby ensuring the yarn beating efficiency and the quality of textile products.

[0135] Example 10:

[0136] The embodiment of the present invention provides a multi-station yarn beating collaborative control system, such as Figure 3 Shown, including:

[0137] The parameter design module is used to determine the process steps corresponding to the yarn beating at each station based on the yarn beating process, and to design the feeding time interval and the speed of the rewinding and unwinding motor for the yarn beating at each station based on the process steps;

[0138] A parameter analysis module is used to determine the relative feeding time interval and relative rewinding and unwinding motor speed between yarn beating at each station based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the rewinding and unwinding motor speed;

[0139] The operation monitoring module is used to operate the yarn beating at each station according to the feeding time interval and the speed of the winding and unwinding motor, the relative feeding time interval and the relative speed of the winding and unwinding motor, and obtain the actual feeding time interval and the actual speed of the winding and unwinding motor during the operation;

[0140] The parameter adjustment module is used to make collaborative control judgments on multi-station yarn beating based on the actual feeding time interval and the actual winding and unwinding motor speed, and to adjust the actual feeding time interval and the actual winding and unwinding motor speed according to the collaborative control judgment results.

[0141] In this embodiment, a multi-station beating machine corresponds to 8 stations for beating yarn, and the 8 stations are operated or not operated according to the process steps.

[0142] In this embodiment, the relative feeding time interval and the relative rewinding and unwinding motor speed are determined according to the collaborative control rule, and the collaborative control of multi-station yarn beating can be achieved by operating according to the relative feeding time interval and the relative rewinding and unwinding motor speed.

[0143] In this embodiment, the actual material feeding time interval and the actual speed of the reeling and unreeling motor are adjusted mainly by correcting the yarn beating parameters of the workstation.

[0144] The beneficial effects of the above design scheme are: by determining the process steps corresponding to the yarn beating of each station based on the yarn beating process, and designing the feeding time interval and the reeling and unreeling motor speed for the yarn beating of each station based on the process steps, the parameters of the yarn beating of multiple stations are determined, providing a basis for the realization of complex yarn beating processes; through the position and process steps of the yarn beating of each station, combined with the feeding time interval and the reeling and unreeling motor speed, the relative feeding time interval and the relative reeling and unreeling motor speed between the yarn beating of each station are determined, and the determination of the collaborative control parameters of the yarn beating of multiple stations is realized to ensure the yarn beating efficiency; finally, based on the actual feeding time interval and the actual reeling and unreeling motor speed, the multi-station yarn beating is collaboratively controlled and judged, and according to the collaborative control judgment result, the actual feeding time interval and the actual reeling and unreeling motor speed are adjusted to realize real-time monitoring and real-time adjustment of the yarn beating of multiple stations, and realize real-time and effective collaborative control of the yarn beating of multiple stations, ensure the yarn beating efficiency, and ensure the quality of textile products.

[0145] Obviously, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of this application document and its equivalents, the present invention is intended to include these modifications and variations.

Claims

1. A multi-station beating coordinated control method, characterized in that: include: S1: Based on the yarn beating process, determine the process steps corresponding to the yarn beating at each station, and design the loading time interval and the winding and unwinding motor speed for the yarn beating at each station based on the process steps; S2: Based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the speed of the winding and unwinding motor, determine the relative feeding time interval and the relative winding and unwinding motor speed between the yarn beating at each station; S3: Based on the yarn beating at each station, the yarn beating is operated according to the feeding time interval and the speed of the rewinding and unwinding motor, the relative feeding time interval and the relative speed of the rewinding and unwinding motor, and the actual feeding time interval and the actual rewinding and unwinding motor speed during the operation are obtained; S4: Based on the actual feeding time interval and the actual speed of the rewinding and unwinding motor, a coordinated control judgment is made on the multi-station beating, and the actual feeding time interval and the actual speed of the rewinding and unwinding motor are adjusted according to the coordinated control judgment result.

2. A multi-station yarn beating coordinated control method according to claim 1, characterized in that: In S1, based on the yarn beating process, the process steps corresponding to the yarn beating at each workstation are determined, including: The beating process is decomposed according to the operation characteristics of the workstations to obtain multiple process steps; Based on the step characteristics of the process step, determine the number of yarn beating stations required to complete the process step and the relative position relationship of the yarn beating stations; Based on the number of yarn beating stations and the relative position relationship of the yarn beating stations, the corresponding yarn beating station is matched for each process step.

3. A multi-station yarn beating coordinated control method according to claim 1, characterized in that: In S1, the time interval for feeding yarn and the speed of the rewinding and unwinding motors for each workstation are designed based on the process steps, including: Based on the yarn beating process, the entire process cycle is determined, and the cycle position and cycle range of the process steps in the entire process cycle are determined. Based on the cycle position and cycle range, the loading time interval of the yarn beating station is determined; Based on the process steps and the feeding time interval, the yarn beating speed of the work station is determined, and based on the yarn beating speed of the work station, the speed of the rewinding and unwinding motor of the yarn beating is determined.

4. A multi-station yarn beating coordinated control method according to claim 1, characterized in that: In said S2, based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the speed of the winding and unwinding motor, the relative feeding time interval and the relative speed of the winding and unwinding motor between the yarn beating at each station are determined, including: Based on the beating position and process steps of each workstation, the beating trajectory of each workstation is determined, the process cycle of each workstation is determined based on the feeding time interval, and the beating speed of each workstation is determined based on the speed of the rewinding and unwinding motor; Based on the beating trajectory, process cycle and beating speed, combined with the beating position of each workstation, the beating execution sequence and beating execution action of each workstation are determined; Determine the yarn beating sequence number of each workstation based on the yarn beating execution sequence, and determine the yarn beating execution trigger event and execution operation difficulty of each workstation based on the yarn beating execution action; Based on the yarn beating sequence number and position of each workstation, the sequence coordination rules between the yarn beating of each workstation are determined; based on the execution trigger event of the yarn beating of each workstation, the operation coordination rules between the yarn beating of each workstation are determined; Based on the difficulty of executing the yarn beating operation at each workstation, the sequence coordination rules and operation coordination rules are optimized to obtain the target coordination rules; Based on the target collaboration rules, the loading time nodes between yarn beating at each workstation are determined, and based on the loading time nodes, the relative loading time intervals between yarn beating at each workstation are determined; Based on the target coordination rule, the speed range of the reeling and unreeling motors for yarn beating at each workstation is determined, and based on the motor load, the relative reeling and unreeling motor speeds between the yarn beating at each workstation are set.

5. A multi-station yarn beating coordinated control method according to claim 4, characterized in that: Based on the difficulty of executing the yarn beating operation at each workstation, the sequence coordination rules and the operation coordination rules are optimized to obtain the target coordination rules, including: Determining an execution operation weight based on the difficulty of the yarn beating operation at each workstation, determining an optimization value for the yarn beating at each workstation based on the execution operation weight, and judging whether the optimization value is greater than a preset optimization threshold; If so, based on the relative position relationship and relative operation relationship of the yarn beating station among all the yarn beating stations, the optimization scheme of the sequence coordination rule and the operation coordination rule is determined to obtain the target coordination rule; Otherwise, the sequence coordination rules and operation coordination rules are optimized based on the conventional optimization scheme to obtain the target coordination rules.

6. A multi-station yarn beating coordinated control method according to claim 1, characterized in that: In said S3, the yarn beating of each station is performed according to the feeding time interval and the speed of the rewinding and unwinding motor, and the relative feeding time interval and the relative speed of the rewinding and unwinding motor, including: Determine the initial control parameters for yarn beating at each station based on the feeding time interval and the speed of the reeling and unreeling motors; Based on the relative feeding time interval and the relative rewinding and unwinding motor speed, the constraint relationship between the control parameters is determined, and the initial control parameters are corrected based on the constraint relationship to obtain the target control parameters; Based on the target control parameters, the yarn beating of each workstation is controlled to operate.

7. A multi-station yarn beating coordinated control method according to claim 1, characterized in that: In S3, the actual feeding time interval and the actual rewinding and unwinding motor speed during the operation are obtained, including: The actual material feeding time of the yarn beating at each workstation is obtained based on the time sensor, and the actual material feeding time interval between the yarn beating at each workstation is determined based on the actual material feeding time; The actual speed of the winding and unwinding motors of each yarn beating station is obtained based on the speed sensor.

8. A multi-station yarn beating coordinated control method according to claim 1, characterized in that: In S4, based on the actual material feeding time interval and the actual rewinding and unwinding motor speed, the coordinated control judgment of the multi-station yarn beating is performed, including: Determine whether the actual feeding time interval and the actual winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed between the yarn beating stations; If so, the collaborative control judgment result is determined to be that the multi-station beating meets the collaborative control requirements; Otherwise, it is determined that the collaborative control judgment result is that the multi-station yarn beating does not meet the collaborative control requirements.

9. The multi-station yarn beating coordinated control method according to claim 1, characterized in that: In said S4, according to the collaborative control judgment result, the actual feeding time interval and the actual rewinding and unwinding motor speed are adjusted, including: When it is determined from the collaborative control judgment result that the multi-station beating does not meet the collaborative control requirements, the interval deviation between the actual feeding time interval and the relative feeding time interval is obtained, and the speed deviation between the actual winding and unwinding motor speed and the relative winding and unwinding motor speed is obtained; Determine the time offset of yarn beating at the workstation based on the interval deviation, and determine the speed offset of yarn beating at the workstation based on the speed deviation; Determining a time correction factor for beating the yarn at the workstation based on the time offset, and determining a speed correction factor for beating the yarn at the workstation based on the speed deviation; A parameter operation model of the workstation beating is constructed, and the parameter operation model is corrected based on a time correction coefficient and a speed correction coefficient to obtain correction operation parameters of the corrected parameter operation model; The parameter operation model is simulated according to the correction operation parameters, and the simulated feeding time interval and the simulated rewinding and unwinding motor speed are obtained based on the simulation operation results; When the simulated feeding time interval and the simulated winding and unwinding motor speed meet the requirements of the relative feeding time interval and the relative winding and unwinding motor speed, the yarn beating of the work station is operated according to the correction operation parameters to realize the adjustment of the actual feeding time interval and the actual winding and unwinding motor speed; Otherwise, the time correction coefficient and the speed correction coefficient are determined again.

10. A multi-station yarn beating collaborative control system, characterized in that: include: The parameter design module is used to determine the process steps corresponding to the yarn beating at each station based on the yarn beating process, and to design the feeding time interval and the speed of the rewinding and unwinding motor for the yarn beating at each station based on the process steps; A parameter analysis module is used to determine the relative feeding time interval and relative rewinding and unwinding motor speed between yarn beating at each station based on the position and process steps of the yarn beating at each station, combined with the feeding time interval and the rewinding and unwinding motor speed; The operation monitoring module is used to operate the yarn beating at each station according to the feeding time interval and the speed of the winding and unwinding motor, the relative feeding time interval and the relative speed of the winding and unwinding motor, and obtain the actual feeding time interval and the actual speed of the winding and unwinding motor during the operation; The parameter adjustment module is used to make collaborative control judgments on multi-station yarn beating based on the actual feeding time interval and the actual winding and unwinding motor speed, and to adjust the actual feeding time interval and the actual winding and unwinding motor speed according to the collaborative control judgment results.

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