CN114326574A - Automatic control method and system for spun yarn broken end cotton suction and network side server - Google Patents
Automatic control method and system for spun yarn broken end cotton suction and network side server Download PDFInfo
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- 238000009987 spinning Methods 0.000 abstract description 8
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Abstract
The invention belongs to the field of spinning frames, and particularly relates to a method and a system for automatically controlling broken end cotton suction of spun yarns and a network side server side, wherein the method for automatically controlling broken end cotton suction of the spun yarns comprises the steps of collecting a negative pressure value signal sent by a negative pressure detector at the tail end of an air pipe and outputting the negative pressure value signal; carrying out data processing according to the received negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe, and sending a corresponding instruction; collecting signals sent by a single ingot detection sensor for detection, and outputting the signals; and processing data according to the received signal sent by the single ingot detection sensor, and sending a corresponding instruction. The method not only can accurately know the specific position of the spun yarn broken yarn, reduce the labor intensity of a vehicle operator, but also can enable the cotton suction fan to operate at a lower working frequency for a long time, reduce the production cost of enterprises, and achieve the purposes of saving energy, reducing noise, reducing personnel and improving efficiency.
Description
Technical Field
The invention belongs to the field of spinning frames, and particularly relates to a method and a system for automatically controlling broken ends of spun yarns to absorb cotton and a network side server.
Background
At present, broken end cotton suction systems of spinning frames operate respectively, and a cotton suction fan operates at high speed and full load for a long time, so that a lot of energy is wasted. The yarn breakage rear value can not be timely found by a worker, the breakage of adjacent spindles can be caused when the yarn breakage rear value is serious, the return flower can be increased, the spinning raw materials are wasted, and the yarn yield is reduced. Negative pressure in the cotton suction air duct cannot be monitored in time, electric energy is wasted due to overhigh pressure, a spinning process is influenced due to overlow pressure, and the phenomenon that a sliver cannot be sucked cleanly after end breakage is caused. The intelligent degree of the cotton suction system is not high, the worker cannot find the broken end in time and needs to continuously patrol, so that the working intensity of the worker is increased, and the labor and the time are consumed.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the intelligent degree of cotton system is lower in order to solve current inhaling, causes the extravagant problem of energy.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention discloses a method for automatically controlling the broken end cotton suction of spun yarns, which comprises the following steps:
acquiring a negative pressure value signal sent by a negative pressure detector at the tail end of the air pipe, and acquiring a yarn breakage signal sent by a single spindle detection sensor;
according to the numerical value comparison between the negative pressure value signal and the standard negative pressure range, sending a corresponding instruction to adjust the working frequency of a frequency converter of the cotton suction fan;
and sending a corresponding instruction according to the yarn breaking signal or the yarn non-breaking signal so as to control the opening and closing of the electromagnetic induction valve.
Further, according to the numerical value contrast between negative pressure value signal and the standard negative pressure scope, send corresponding instruction to the operating frequency of the converter of adjusting cotton suction fan includes:
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe is larger than the maximum negative pressure value of a set standard negative pressure range, the PLC controller controls the frequency converter to reduce the working frequency of the cotton suction fan;
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe is smaller than the negative pressure minimum value of the set standard negative pressure range, the PLC controller controls an alarm;
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe belongs to a set standard negative pressure range, the PLC controller controls the cotton suction fan to normally operate at a lower working frequency.
Further, the PLC controller controls the alarm, including:
the PLC sends a filter screen blockage judgment instruction to the man-machine intelligent interface;
the man-machine intelligent interface obtains a filter screen blockage judgment result according to the filter screen blockage judgment instruction;
and outputting a pattern return signal or adjusting the working frequency of a frequency converter of the cotton suction fan according to the judgment result of the blockage of the filter screen.
Further, obtain the filter screen and block up the judged result, include:
and (4) judging whether the filter screen is blocked by the vehicle operator, and inputting a filter screen blocking result to the man-machine intelligent interface.
Further, according to the filter screen blocks up the judged result, the output returns the flower and blocks up the signal, or the operating frequency of adjustment cotton suction fan converter includes:
when the filter screen blockage judgment result is blockage, outputting a pattern return blockage signal, and clearing the pattern return on the filter screen in the cotton box by a vehicle operator;
when the filter screen is not blocked, the man-machine intelligent interface sends a power increasing signal to the PLC controller, and the PLC controller controls the frequency converter to increase the working power of the cotton suction fan.
Further, according to disconnected yarn signal and not disconnected yarn signal to send corresponding instruction, with the opening and close of control broken end spindle cotton suction duct electromagnetic induction valve, specifically include:
the PLC receives a yarn breaking signal sent by the single spindle detection sensor;
and the PLC commands the corresponding broken-end spindle electromagnetic induction valve to be completely opened, and outputs a joint signal through a human-computer intelligent interface so as to inform a turner to perform joint processing.
Further, according to the yarn breakage signal and the yarn breakage-free signal, send corresponding instruction to control opening and closing of electromagnetic induction valve, specifically include:
the PLC receives a non-broken yarn signal sent by the single spindle detection sensor;
and the PLC controls the corresponding electromagnetic induction valve to close three quarters.
An automatic control system for spun yarn broken end cotton suction comprises:
the negative pressure detection module is used for detecting the negative pressure value at the tail end of the air pipe and outputting a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe;
the single spindle detection module is used for acquiring a yarn breaking signal or a yarn non-breaking signal detected by the single spindle sensor;
the storage module is used for storing the negative pressure value signal detected by the negative pressure detection module, the yarn breakage signal or the yarn non-breakage signal sent by the single spindle detection module and a preset standard negative pressure range;
the processing module is used for sending a corresponding instruction according to the numerical value comparison between the negative pressure value signal and the standard negative pressure range, and sending a corresponding instruction according to the yarn breakage or non-yarn breakage signal;
and the control module is used for adjusting the working frequency of a frequency converter of the cotton suction fan and controlling the opening and closing of the electromagnetic induction valve according to the instruction sent by the processing module.
The embodiment of the invention also provides a network side server, which comprises:
at least one processor; and a memory communicatively coupled to the at least one processor; the storage stores instructions which can be executed by at least one processor, and the instructions are executed by the at least one processor, so that the at least one processor can execute the automatic control method for the broken end cotton suction of the spun yarn.
The embodiment of the invention also provides a computer readable storage medium, which stores a computer program, and the computer program is executed by a processor to realize the automatic control method for the broken end cotton suction of the spun yarn.
The invention has the beneficial effects that: the invention can know the running condition of the spinning frame in real time by arranging the man-machine intelligent interface, obtains the negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe through the PLC, judges according to the negative pressure value signal by the PLC, sends an instruction to the man-machine intelligent interface or controls the working frequency of the cotton suction fan, normally spins after adjusting the negative pressure value to a set range, and can intelligently control according to the requirement of the negative pressure value, thereby achieving the effect of energy-saving running. Send the broken yarn signal through single spindle detection module to the PLC controller, the electromagnetic induction valve of PLC controller control broken end spindle is opened completely to send the broken yarn signal to man-machine intelligent interface, inform the value turner to connect and close three fourths of electromagnetic induction valve after handling, can accurately know the concrete position of broken yarn, reduced the working strength of value turner, practiced thrift raw and other materials, guaranteed product quality simultaneously, reduced the manufacturing cost of enterprise, energy-conserving increase.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a flow chart of an automatic control method for broken end cotton suction of spun yarn according to a first embodiment of the invention;
FIG. 2 is a schematic structural diagram of an automatic control system for broken end suction of spun yarn according to a second embodiment of the present invention;
FIG. 3 is a schematic view of a part of the structure of an automatic control system for suction of broken ends of spun yarns according to a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of a network-side server according to a third embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment of the invention relates to a spun yarn broken end cotton suction automatic control method, in the embodiment, firstly, a PLC acquires a negative pressure value signal sent by a negative pressure detector at the tail end of an air pipe and acquires a broken yarn or non-broken yarn signal sent by a single spindle detection sensor; then, according to the numerical value comparison between the negative pressure value signal and the standard negative pressure range, sending a corresponding instruction to adjust the working frequency of the frequency converter of the cotton suction fan; and sending a corresponding instruction according to the yarn breaking signal or the yarn non-breaking signal to control the opening and closing of the broken yarn spindle electromagnetic induction valve. The device can accurately know the specific position of the broken yarn, informs a vehicle worker of the value to go to process the broken end in time, ensures the product quality, improves the production efficiency and has stronger practicability.
The following describes the details of the automatic control method for yarn broken end suction, and the following only provides details for easy understanding, but the present invention is not essential to the implementation of the present invention, and the specific flow of the present embodiment is as shown in fig. 1, and the present embodiment is applied to a network side server.
specifically, the tail end of the air pipe is provided with an air pipe tail end negative pressure detector, the negative pressure of the tail end air pipe directly acts on a diaphragm of the sensor, the diaphragm generates micro displacement in direct proportion to the negative pressure, the resistance of the sensor changes, then the change is detected by a circuit and converted into a signal of standard pressure to be output to the PLC. And each single spindle is provided with a single spindle detection sensor, the motion state of the single spindle steel wire ring is detected by scanning infrared light emitted by the single spindle detection sensor, and an electric signal is output to the PLC.
102, sending a corresponding instruction according to the numerical comparison between the negative pressure value signal and the standard negative pressure range so as to adjust the working frequency of the frequency converter of the cotton suction fan;
specifically, when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe is larger than the maximum negative pressure value of a set standard negative pressure range, the PLC controller controls the frequency converter to reduce the working frequency of the cotton suction fan;
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe is smaller than the negative pressure minimum value of the set standard negative pressure range, the PLC controller controls an alarm;
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe belongs to a set standard negative pressure range, the PLC controls the cotton suction fan to normally operate at a lower working frequency, so that a large amount of electric energy can be saved.
The standard negative pressure range is preset by a user, for example [ a, b ], a and b are rational numbers, the negative pressure value of the air pipe end detector is x, the alarm is given when x is less than a, the working frequency is reduced when x is greater than b, and the air pipe end detector normally operates when x belongs to [ a, b ].
Further, the PLC controller controls the alarm to include:
the PLC sends a filter screen blockage judgment instruction to the man-machine intelligent interface;
the man-machine intelligent interface obtains a filter screen blockage judgment result according to the filter screen blockage judgment instruction: the filter screen blockage judgment result is input through a man-machine intelligent interface after a vehicle worker judges whether the filter screen is blocked;
and outputting a pattern blocking signal or adjusting the working frequency of the frequency converter according to the filter screen blockage judgment result.
In detail, according to the filter screen blockage judgment result, outputting a flower blockage signal, or adjusting the working frequency of the frequency converter comprises:
when the filter screen blockage judgment result is blockage, outputting a pattern blockage signal to prompt a driver to timely clear the pattern returns on the filter screen in the cotton box;
when the filter screen is not blocked, the man-machine intelligent interface sends a power increasing signal to the PLC controller, and the PLC controller controls the frequency converter to increase the working power of the cotton suction fan.
And 103, sending a corresponding instruction according to the yarn breakage signal or the yarn non-breakage signal to control the opening and closing of the broken yarn spindle electromagnetic induction valve.
Specifically, the PLC receives a yarn breakage signal sent by a single spindle detection sensor; the PLC controller commands the corresponding broken-end spindle electromagnetic induction valve to be completely opened, and joint signals are output through a human-computer intelligent interface so as to inform a turner to timely perform joint processing.
The PLC receives a non-broken yarn signal sent by the single spindle detection sensor; the PLC controller controls the corresponding electromagnetic induction valve to close three quarters, and one quarter of the pores are reserved so as to suck floating fibers on the yarns, thereby ensuring clean environment of a production workshop.
According to the first embodiment of the invention, the running condition of the spinning frame can be known in real time by arranging the man-machine intelligent interface, the PLC is used for acquiring the negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe, the PLC judges according to the negative pressure value signal, sends an instruction to the man-machine intelligent interface or controls the working frequency of the cotton suction fan, normal spinning can be carried out after the negative pressure value is adjusted to a set range, intelligent control can be carried out according to the requirement of the negative pressure value, and the effect of energy-saving running is achieved. The yarn breaking signal is sent to the PLC through the single spindle detection module, the electromagnetic induction valve of the broken end spindle is controlled by the PLC to be completely opened, the yarn breaking signal is sent to the man-machine intelligent interface, a worker is informed to timely carry out three fourths of closing the electromagnetic induction valve after joint processing, the specific position of the broken yarn can be accurately known, the working strength of the worker is reduced, the product quality is guaranteed, energy is saved, consumption is reduced, and the production cost of an enterprise is reduced.
The steps of the above methods are divided for clarity, and the implementation may be combined into one step or split some steps, and the steps are divided into multiple steps, so long as the same logical relationship is included, which are all within the protection scope of the present patent; it is within the scope of the patent to add insignificant modifications to the flow or to introduce insignificant design, but not to change the core design of its algorithms and flow.
As shown in fig. 2 and 3, a second embodiment of the present invention relates to an automatic spun yarn suction control system, including: the system comprises a negative pressure detection module 201, a single-ingot detection module 202, a storage module 203, a processing module 204, a control module 205 and a human-computer intelligent interface module 206.
Specifically, the negative pressure detection module 201 is arranged at the tail end of the main air duct 2 and is used for detecting the negative pressure value at the tail end of the air duct and outputting a negative pressure value signal sent by the negative pressure detector at the tail end of the air duct; the single spindle detection module 202 is arranged at the lower end of each branch pipe 3 and is used for acquiring a yarn breaking signal or a yarn non-breaking signal detected by the single spindle sensor; the storage module 203 is used for storing the negative pressure value signal detected by the negative pressure detection module, the yarn breakage signal or the yarn non-breakage signal sent by the single spindle detection module and a preset standard negative pressure range; the processing module 204 is used for sending a corresponding instruction according to the numerical value comparison between the negative pressure value signal and the standard negative pressure range, and sending a corresponding instruction according to the yarn breakage or non-yarn breakage signal; the control module 205 is used for adjusting the working frequency 1 of the frequency converter of the cotton suction fan and controlling the opening and closing of the valve of the electromagnetic induction valve 4 according to the instruction sent by the processing module, and is also used for controlling the man-machine intelligent interface module to obtain a filter screen judgment result according to the instruction sent by the processing module; and the human-computer intelligent interface module 206 is used for outputting a return pattern blockage signal according to the acquired filter screen judgment result, or adjusting the working frequency of the frequency converter through the control module.
It should be understood that this embodiment is a system example corresponding to the first embodiment, and may be implemented in cooperation with the first embodiment. The related technical details mentioned in the first embodiment are still valid in this embodiment, and are not described herein again in order to reduce repetition. Accordingly, the related-art details mentioned in the present embodiment can also be applied to the first embodiment.
Compared with the prior art, the embodiment provides an automatic control system for spun yarn cotton suction, during the working process, a negative pressure signal value at the tail end of a main air duct 2 is detected by a negative pressure detection module 201 and is transmitted to a storage module 203 for storage, a set standard negative pressure value is stored in the storage module 203, the negative pressure signal value at the tail end of the main air duct 2 is compared with a set marked negative pressure value by a data processing module 204, a corresponding instruction is sent to a man-machine intelligent interface module 205 or a control module 206, and then the frequency converter 1 of a cotton suction fan is controlled by the control module 206. Secondly, a signal detected by the single-spindle sensor is acquired by the single-spindle detection module 202 and transmitted to the storage module 203 for storage, then the processing module 204 performs data conversion processing on the end breakage signal sent by the single-spindle detection module 202, sends a corresponding instruction to the man-machine intelligent interface module 205 or the control module 206, and then controls the electromagnetic induction valve 4 through the control module 206.
It should be noted that each module referred to in this embodiment is a logical module, and in practical applications, one logical unit may be one physical unit, may be a part of one physical unit, and may be implemented by a combination of multiple physical units. In addition, in order to highlight the innovative part of the present invention, elements that are not so closely related to solving the technical problems proposed by the present invention are not introduced in the present embodiment, but this does not indicate that other elements are not present in the present embodiment.
A third embodiment of the present invention relates to a network side server, as shown in fig. 4, including at least one processor 302; and a memory 301 communicatively coupled to the at least one processor 302; the memory 301 stores instructions executable by the at least one processor 302, and the instructions are executed by the at least one processor 302 to enable the at least one processor 302 to execute the data processing method.
Where the memory 301 and processor 302 are coupled in a bus, the bus may comprise any number of interconnected buses and bridges that couple one or more of the various circuits of the processor 302 and memory 301 together. The bus may also connect various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. A bus interface provides an interface between the bus and the transceiver. The transceiver may be one element or a plurality of elements, such as a plurality of receivers and transmitters, providing a means for communicating with various other apparatus over a transmission medium. The data processed by the processor 302 is transmitted over a wireless medium through an antenna, which further receives the data and transmits the data to the processor 302.
The processor 302 is responsible for managing the bus and general processing and may also provide various functions including timing, peripheral interfaces, voltage regulation, power management, and other control functions. And memory 301 may be used to store data used by processor 302 in performing operations.
A fifth embodiment of the present invention relates to a computer-readable storage medium storing a computer program. The computer program, when executed by the processor, implements the depth learning-based garment image automatic segmentation mechanism in the first embodiment.
That is, as can be understood by those skilled in the art, all or part of the steps in the method for implementing the embodiments described above may be implemented by a program instructing related hardware, where the program is stored in a storage medium and includes several instructions to enable a device (which may be a single chip, a chip, or the like) or a processor (processor) to execute all or part of the steps of the method described in the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In light of the foregoing description of preferred embodiments in accordance with the invention, it is to be understood that numerous changes and modifications may be made by those skilled in the art without departing from the scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. An automatic control method for spun yarn broken end cotton suction is characterized by comprising the following steps:
acquiring a negative pressure value signal sent by a negative pressure detector at the tail end of the air pipe, and acquiring a broken yarn or unbroken yarn signal sent by a single spindle detection sensor;
according to the numerical value comparison between the negative pressure value signal and the standard negative pressure range, sending a corresponding instruction to adjust the working frequency of a frequency converter of the cotton suction fan;
and sending a corresponding instruction according to the yarn breaking signal or the yarn non-breaking signal so as to control the opening and closing of the electromagnetic induction valve.
2. The automatic control method for spun yarn broken end cotton suction according to claim 1, wherein a corresponding instruction is sent according to the numerical comparison between the negative pressure value signal and a standard negative pressure range to adjust the working frequency of a frequency converter of a cotton suction fan, and the method comprises the following steps:
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe is larger than the maximum negative pressure value of a set standard negative pressure range, the PLC controller controls the frequency converter to reduce the working frequency of the cotton suction fan;
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe is smaller than the negative pressure minimum value of the set standard negative pressure range, the PLC controller controls an alarm;
when a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe belongs to a set standard negative pressure range, the PLC controller controls the cotton suction fan to normally operate.
3. The automatic control method for broken end cotton suction of spun yarn according to claim 2, wherein the PLC controls alarm, and comprises:
the PLC sends a filter screen blockage judgment instruction to the man-machine intelligent interface;
the man-machine intelligent interface obtains a filter screen blockage judgment result according to the filter screen blockage judgment instruction;
and outputting a pattern blocking signal or adjusting the working frequency of the frequency converter according to the filter screen blockage judgment result.
4. The automatic control method for spun yarn broken end cotton suction according to claim 3, wherein the obtaining of the judgment result of the filter screen blockage comprises:
and (4) judging whether the filter screen is blocked by the vehicle operator, and inputting a filter screen blocking result to the man-machine intelligent interface.
5. The automatic control method for the broken end cotton suction of the spun yarn according to claim 3, wherein outputting a cotton blockage signal or adjusting the working frequency of a frequency converter according to the judgment result of the blockage of the filter screen comprises:
when the filter screen blockage judgment result is blockage, outputting a pattern blockage signal, and turning workers to clean the pattern returns on the filter screen in the cotton box;
when the filter screen is not blocked, the man-machine intelligent interface sends a power increasing signal to the PLC controller, and the PLC controller controls the frequency converter to increase the working power of the cotton suction fan.
6. The automatic control method for yarn broken end suction of spun yarn according to claim 1, wherein a corresponding instruction is sent according to the yarn broken signal and the yarn unbroken signal to control the opening and closing of the electromagnetic induction valve of the broken yarn spindle, and the method specifically comprises the following steps:
the PLC receives a yarn breaking signal sent by the single spindle detection sensor;
the PLC controller commands the corresponding broken-end spindle electromagnetic induction valve to be completely opened, and joint signals are output through a human-computer intelligent interface so as to inform a worker of joint processing.
7. The automatic control method for the broken end cotton suction of the spun yarn according to claim 1, wherein the corresponding instruction is sent according to the yarn breaking signal and the yarn non-breaking signal to control the opening and closing of the electromagnetic induction valve, and the method specifically comprises the following steps:
the PLC receives a non-broken yarn signal sent by the single spindle detection sensor;
the PLC controller controls the corresponding spindle electromagnetic induction valve to close three quarters.
8. Spun yarn broken end cotton suction automatic control system is characterized by comprising:
the negative pressure detection module is used for detecting the negative pressure value at the tail end of the air pipe and outputting a negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe;
the single spindle detection module is used for acquiring a yarn breaking signal or a yarn non-breaking signal detected by the single spindle sensor;
the storage module is used for storing the negative pressure value signal detected by the negative pressure detection module, the yarn breakage signal or the yarn non-breakage signal sent by the single spindle detection module and a preset standard negative pressure range;
the processing module is used for sending a corresponding instruction according to the numerical value comparison between the negative pressure value signal and the standard negative pressure range, and sending a corresponding instruction according to the yarn breakage or non-yarn breakage signal;
and the control module is used for adjusting the working frequency of a frequency converter of the cotton suction fan and controlling the opening and closing of the electromagnetic induction valve according to the instruction sent by the processing module.
9. A network side server, comprising:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor, so that the at least one processor can execute the automatic control method for suction of broken ends of spun yarns according to any one of claims 1 to 7.
10. A computer-readable storage medium storing a computer program, wherein the computer program is executed by a processor to implement the automatic control method for suction of broken ends of spun yarns according to any one of claims 1 to 7.
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