CN110042538B - High-speed rapier weaving machine special control system based on it is embedded - Google Patents
High-speed rapier weaving machine special control system based on it is embedded Download PDFInfo
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- CN110042538B CN110042538B CN201910479776.9A CN201910479776A CN110042538B CN 110042538 B CN110042538 B CN 110042538B CN 201910479776 A CN201910479776 A CN 201910479776A CN 110042538 B CN110042538 B CN 110042538B
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/40—Forming selvedges
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D49/00—Details or constructional features not specially adapted for looms of a particular type
- D03D49/04—Control of the tension in warp or cloth
- D03D49/06—Warp let-off mechanisms
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D49/00—Details or constructional features not specially adapted for looms of a particular type
- D03D49/04—Control of the tension in warp or cloth
- D03D49/20—Take-up motions; Cloth beams
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
- D03D51/12—Driving, starting, or stopping arrangements; Automatic stop motions for adjusting speed
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
- D03D51/14—Driving, starting, or stopping arrangements; Automatic stop motions for reducing speed temporarily
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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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Abstract
The invention relates to an embedded high-speed rapier loom specialized control system, which comprises a main control module, a weft selecting and selvedge twisting module, an electronic let-off coiling module, a main transmission control module, a brake clutch control module, a weft accumulator control module, a hot melt control module, an intelligent human-computer interaction system and an intelligent fault diagnosis system; the main control module performs data interaction with an external intelligent human-computer interaction system; the main control module is in bidirectional communication with the weft selecting and selvage module, the electronic let-off reeling module, the main transmission control module, the weft accumulator control module, the hot melt control module and the intelligent fault diagnosis system through a CAN BUS interface; the main control module comprises a clock module, a switching value input module, a minimum system module, a switching value output module, a weft yarn detection module, a vibration detection module and a power supply module. The system can meet the stable and reliable control requirement of the high-speed rapier loom and has the advantages of high integration level, high flexibility, high intelligent degree and the like.
Description
Technical Field
The invention relates to the field of control systems, in particular to a high-speed rapier loom specialized control system based on an embedded type.
Background
The rapier loom is one of shuttleless looms and is most widely applied in the textile industry at present. With the rapid development of electronic technology and the continuous improvement of mechanical structures, the speed of rapier looms is also continuously increased, and meanwhile, the requirements on control systems of the rapier looms are also higher and higher. At present, a control system of a rapier loom mainly uses a PLC and a single chip microcomputer as control cores, but with continuous maturity of an embedded technology, the PLC in the loom control system is gradually replaced by the single chip microcomputer due to the expensive price. The existing control system has low integral integration level, and causes waste of partial functions and cost.
The Chinese patent with the application number of 201710659795.0 discloses a control system of an embedded loom, the minimum system of the control system is mainly composed of chips such as AT89C51, STC89C51 and STM8, the number of the chips is small in function and IO quantity, the chips used by other peripheral control circuits such as ADC0809 and DAC0832 are low in precision, the control requirement of high speed of the current high-speed rapier loom is difficult to meet, the control system described in the patent is not wide in the types which are structurally applicable, the control system is only applicable to the lower end looms, the functions are not comprehensive enough, the flexibility is low, and the practical value is not high.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the embedded high-speed rapier loom-based special control system, which integrates various loom-controlled modules into a whole by taking an embedded control technology as a core, is more intelligent and specialized, can meet the requirements of stable and reliable control of the high-speed rapier loom, and has the advantages of high integration level, strong flexibility, high intelligent degree and the like.
In order to realize the purpose, the invention adopts the technical scheme that: the utility model provides a high-speed rapier weaving machine special mechanized control system based on it is embedded which characterized in that: the control system comprises a main control module, a weft selecting and selvage module, an electronic let-off and reeling module, a main transmission control module, a brake clutch control module, a weft accumulator control module, a hot melt control module, an intelligent man-machine interaction system and an intelligent fault diagnosis system;
the main control module is communicated with a touch screen through an RS485 or RS232 interface, is used for displaying operation data of the industrial field weaving machine and inputting control information, and is communicated with a network cloud platform through a WIFI or Ethernet interface; the main control module is communicated with the encoder through an RS485 interface to realize the programming of the encoder and the reading of an angle signal;
the main control module is in bidirectional communication with the weft selecting and selvage module, the electronic let-off reeling module, the main transmission control module, the weft accumulator control module, the hot melt control module and the intelligent fault diagnosis system through a CAN BUS interface;
the weft selecting and selvedge twisting module is used for controlling the weft selector and the selvedge twisting device so as to realize the functions of weft selection and selvedge twisting,
the electronic let-off take-up module controls the let-off motor and the take-up motor by reading the tension signal collected by the tension sensor so as to control the operation of the warp beam and the take-up roller and keep the tension of the cloth surface stable,
the main transmission control module is used for controlling the operation of the main motor so as to drive the main shaft to move,
the weft accumulator control module is used for controlling the motion of the weft accumulator,
the thermal fuse control module is used for driving the thermal fuse to melt the waste edge,
the intelligent fault diagnosis system is used for reading and analyzing the related information sent by the main control module and performing fault diagnosis and early warning; the main control module comprises a communication and downloading module, a clock module, a switching value input module, a minimum system module, a switching value output module, a weft yarn detection module, a vibration detection module and a power supply module, wherein the vibration detection module is used for reading signals sent by vibration sensors arranged at different positions of the loom, and the weft yarn detection module is connected with a weft yarn detector.
The invention has the following beneficial effects:
1. the embedded modular design is divided according to the functions of the control parts, so that the structure is clearer; the weft accumulator control module and the hot-melt wire control module are added and are communicated with the main control module through the CAN BUS, so that the control system is more complete and the integration level is higher; the main control module supports various communication modes, and the possibility is provided for the later system Internet of things; the modules are communicated through the CAN BUS, so that the connection form among the modules is simplified;
2. according to the current situation of unbalanced development of the loom, part of the medium-high-grade rapier looms have no slow motion structure, while most of the medium-low-grade rapier looms still have slow motion structures;
3. the frequency-conversion speed regulation function of a picking frequency converter and the speed control and torque control function of a servo driver are replaced by a main transmission control module and an electronic let-off coiling control module, so that the requirements of high-speed rapier loom on high-torque starting and speed regulation of a main motor and the requirements on speed control and rotating speed control of a let-off coiling motor are met, the development cost can be reduced, and the waste of functions and cost caused by using the frequency converter and the servo driver can be avoided (the existing frequency converter and the servo driver have more functions, and the functions are not needed for the loom and are more wasted);
4. the vibration detection module is arranged in the main empty module, a plurality of vibration detection sensors arranged on the loom are matched, vibration signals of the loom are collected in real time, after the vibration signals are processed through the minimum system module of the main control module, vibration waveforms are displayed through the touch screen, meanwhile, the vibration signals are also used as one of analysis signals needed by the intelligent fault diagnosis system, the vibration state of the loom in operation can be analyzed, fault alarming can be carried out when the loom vibrates abnormally, the intelligent fault diagnosis system also comprises the vibration detection circuit, a user can freely select according to requirements, when the intelligent fault diagnosis system is connected into the system, the minimum system module STM32F4 chip of the main control module does not receive detection signals of the vibration detection module any more, the vibration detection module fails, and the intelligent fault diagnosis system is taken out and then the module works normally.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is a schematic structural diagram of the main control module 1 of the present invention;
fig. 3 is a circuit configuration diagram of the switching value output module 15 according to the present invention;
fig. 4 is a circuit configuration diagram of the weft detecting module 16 of the present invention.
Detailed Description
In order to make the technical solutions and advantages of the present invention clearer, specific embodiments of the present invention will be given below with reference to the accompanying drawings. The specific examples are only for illustrating the present invention in further detail and do not limit the scope of protection of the present application.
The invention relates to an embedded high-speed rapier loom special-purpose mechanized control system, a system structure schematic diagram is shown in figure 1, and the system comprises a main control module 1, a weft selecting and selvedge twisting module 2, an electronic let-off coiling module 3, a main transmission control module 4, a slow motion control module 5, a brake clutch control module 6, a weft accumulator control module 7, a hot melt control module 8, an intelligent man-machine interaction system 9 and an intelligent fault diagnosis system 10;
the intelligent human-computer interaction system comprises a field touch screen and a network cloud platform. The on-site touch screen is an MCGS configuration touch screen in a Kunlun general state, the function of monitoring the current rotating speed, tension, angle of a main motor, faults and other working states of the loom can be realized on the touch screen, and parameters of the loom such as the rotating speed and the like can be directly modified on the touch screen, so that the control of the loom is more visual and convenient.
The main control module 1 can perform data interaction with an external intelligent human-computer interaction system, and particularly, the main control module 1 is communicated with a touch screen through an RS485 or RS232 interface, is used for displaying operation data of an industrial field loom and inputting control information, and is communicated with a network cloud platform through a WIFI or Ethernet interface; the main control module 1 is communicated with an encoder through an RS485 interface to realize the programming of the encoder and the reading of angle signals, the encoder is a GAS60 series photoelectric encoder, and the resolution of the encoder can freely select 13-16 bits of photoelectric encoders supporting RS485 communication according to the precision requirement; in addition, the main control module 1 and other functional modules such as a weft selecting and selvedge twisting module 2, an electronic let-off reeling module 3, a main transmission control module 4, a weft accumulator control module 7, a thermal fuse control module 8 and an intelligent fault diagnosis system 10 are in bidirectional communication through a CAN BUS interface; the weft selecting and selvage twisting module 2 is used for controlling a weft selector and a selvage twister so as to realize weft selecting and selvage twisting functions, the electronic let-off winding module 3 controls a let-off motor and a winding motor so as to control the operation of a warp beam and a winding roller and keep the stability of cloth surface tension by reading tension signals acquired by a tension sensor, the main transmission control module 4 is used for controlling the operation of a main motor so as to drive a main shaft to move, the weft accumulator control module 7 is used for controlling the movement of a weft accumulator, the hot melt control module 8 is used for driving a hot melt so as to melt waste selvage, and the intelligent fault diagnosis system 10 is used for reading and analyzing related information sent by the main control module 1 and is used for fault diagnosis and early warning;
the electronic let-off take-up module 3 also takes an STM32F4 chip as a core, is formed by an IGBT three-phase inversion module and a peripheral circuit in an auxiliary manner, replaces the frequency conversion speed regulation function of the traditional frequency converter and the speed control and torque control functions of a servo driver, and realizes the let-off take-up function of the loom.
The slow-moving control module mainly comprises an input interface, an output interface and a plurality of relays, the on-off of the relays is controlled through a 24V voltage signal, the on-off of the relays is used for controlling the start-stop, the forward and reverse rotation of a slow motor and controlling the attraction and the disconnection of slow separation, the module is suitable for a rapier loom with the slow-moving module, and when the loom does not contain the slow-moving module, the module can be taken off without affecting the operation of other modules.
As shown in fig. 2, the main control module 1 includes a communication and downloading module 11, a clock module 12, a switching value input module 13, a minimum system module 14, a switching value output module 15, a weft yarn detection module 16, a vibration detection module 17, and a power supply module 18; the communication and download module 11 comprises two download interfaces of JTAG and WIFI and various communication interfaces of RS232, RS485, WIFI, ethernet, CAN and the like, and is convenient for communication with other functional modules; clock module12 for computing time and timing services; the PCF8563 clock chip is used as a core, an OSCI pin at the input end of a crystal oscillator is connected with a fine tuning capacitor from 5pF to 20pF, the clock frequency can be corrected through the fine tuning capacitor, the display of date/time information can be accurately realized after the first setting is finished, and the display of shift information and the efficiency calculation during production are facilitated; the minimum system module 14 takes an STM32F4 chip as a core and is responsible for data processing of the whole system and coordination and cooperation among all functional modules; the vibration detection module 17 is used for reading signals sent by vibration sensors arranged at different positions of the loom, and when the fault diagnosis system is accessed, the module is invalid; the power supply module 18 takes an external 24V direct-current power supply as input, can output 12V, 5V and 3.3V direct-current voltages and is used for supplying power to the main control module 1; the weft yarn detecting module mainly comprises an ADC/DAC chip PCF8591, two double operational amplifiers and a peripheral circuit, and can convert 4-20mA weft yarn tension signals output by the weft yarn detector into digital signals which pass through I 2 The C bus is introduced into a main control chip STM32F4 of the minimum system module for calculation, and meanwhile, the digital quantity output by the main control chip STM32F4 of the minimum system module can be converted into 0-24V output for controlling the sensitivity of the weft yarn detector. The switching value input module 13 and the switching value output module 15 both use an optical coupler as an isolation device, the switching value input module 13 is used for reading switching value signals of keys and knobs on a crossbeam and a control cabinet of the loom and various proximity switches on various looms, and the switching value output module 15 is mainly used for controlling switching value control components such as an indicator light and an electronic multi-arm; the switching value input module mainly comprises an optocoupler 6N135 and a peripheral circuit, can convert an externally input 24V or 0V level signal into a switching value signal which can be recognized by GPIO (general purpose input/output) of a main control chip STM32F4 of a minimum system module, and supports pulse input of 1MHz at most; the switching value output module mainly comprises an optocoupler TLP2301, a PMOS tube IRF9540 and a peripheral circuit, is used for driving peripheral devices such as a relay and the like, and supports 24V pulse output of 100KHz at most. Since the number of control points is large, the corresponding input and output circuits are also large, and now only one of the switching value output circuits of the switching value output module 15 is taken as an example for explanation (see fig. 3), specifically, an input end enode pin of the optocoupler TLP2301 passes throughR1 is connected with VCC3.3V, the pin of the other input end Cathode is connected with one I/O port of a main control chip STM32F4 in the minimum system module 14 and is marked as GPIOx, the pin of the output end Collector of the optocoupler TLP2301 is connected with GND, the pin of the other output end Emitter is connected with the G pole of the PMOS tube IRF9540 and is connected with 24V through a pull-up resistor R2, the S pole of the PMOS tube IRF9540 is connected with 24V, the D pole is an output end and is marked as Yout, the pin of the other output end Emitter is connected with GND through a current-limiting resistor R3 and an output indicator light LED1, the Cathode of a diode M7 is connected with Yout, and the anode is connected with GND;
the weft detecting module 16 (see fig. 4) is mainly composed of chips U1, U3 and U4 and peripheral circuits, wherein U1 is provided with I 2 An AD conversion chip of a C serial bus interface, U3 and U4 are dual operational amplifiers, specifically, a weft yarn detector is connected with the module through a terminal P1, a pin 'black' of the P1 is connected with 24V, a pin 'blue' is connected with AGND and used for supplying power to the weft yarn detector, a pin 'grey' is connected with a current output end of the weft yarn detector and is marked as Iout, the pin is connected with an IN1+ pin of the U3 through a resistor R11, the pin is connected with AGND through a detection resistor R10, the IN 1-pin of the U3 is connected with AGND through a resistor R12, the pin is connected with an OUT1 pin of the U3 through a resistor R13, the OUT1 pin is connected with an IN2+ pin through a resistor R14, the IN 2-pin of the U3 is directly connected with an OUT2 pin, the pin is marked as Uin, the GND pin of the U3 is connected with AGND, the VCC pin of the U3 is connected with +5V, the pin is connected with AGND through a decoupling capacitor C2, the output Uin of the U3 is connected with an AIN0 pin of the U1, AIN1, the Signal pin of the U1, and the AIN2 and the AIN3 are respectively connected with a vibration detection module 25 and a vibration Signal 17-17 and a vibration detection module 17-Signal-17, an address pin A0 of U1 is connected with VCC3.3V, the other two address pins A1, A2 and VSS are connected with DGND, a VDD pin and a VREF pin of U1 are connected with +5V, and are connected with AGND through a decoupling capacitor C1, an AGND pin and an EXT pin of U1 are directly AGND, DGND and AGND are connected through A0 omega resistor R19 IN a single-point mode, A0 omega resistor R19 plays a role IN dividing two different Signal ground AGND and DGND, an OSC pin is floating, an SCL pin and an SDA pin are respectively connected with two GPIO ports IIC _ SCL and IIC _ SDA of a main control chip, an AOUT pin of U1 is a voltage output end and is marked as Uout, an IN2+ pin of U4 is connected through a resistor R15, an IN 2-pin of U4 is connected with AGND through a resistor R16, IN2 pin of U4 is connected with an OUT2 pin of U4 through a resistor R18, an IN 1-1 pin of U4 is connected with the IN pin, and the OUT pin is connected with the OUT pin and is connected with the OUT pin directly connected with the OUT pin and the OUT pin of U1 pinPin "red" connecting P1, denoted Vctr, is a voltage of 0-24V for controlling the sensitivity of the weft detector, the GND pin of U4 is connected to AGND, the VCC pin is connected to 24V and to AGND via a decoupling capacitor C3.
The working process of the embedded high-speed rapier loom-based specialized control system is as follows:
after the system is powered on, self-checking is started, each module respectively detects whether corresponding signals such as a sensor or voltage, current and the like are normal, the main control module 1 detects whether the slow car control module 5 and the intelligent fault diagnosis system 10 are connected, if the signals are not connected, the functions of the two parts are automatically shielded, and various signals can be displayed in the intelligent human-computer interaction system 9; the loom starts to work by pressing a start button, the angle of a main shaft is detected by an encoder, if the loom does not comprise a slow motion module, a command is sent to the slow motion control module 5, the slow motor slowly brings the main shaft to the start angle (the slow motor is replaced by the main motor when the slow motion module is not contained), then the main control module 1 sends a command to the main transmission control module 5, the main motor starts to quickly start, then the brake control module 6 controls the main off-suction and the brake off, meanwhile, the weft selecting and twisting module 2, the electronic let-off and winding module 3, the weft accumulator control module 7 and the hot melt control module 8 start to work, and the main control module 1 coordinates and coordinates all functional modules according to angle signals and various sensors or button signals, so that execution components such as the main motor, the electronic multi-arm, the weft selector, the weft twister, the hot melt and the like are coordinately controlled, and display components such as an indicator light and the like start the weaving process. The process flow may be different for different looms or for weaving different pieces of cloth, and the corresponding weaving process is different, so that the work flow is not described in detail here.
The control system of the invention carries out distributed modular design on the system according to different required control components, and is divided into 10 functional modules such as a main control module, a weft selecting and twisting module, an electronic let-off reeling module, a main transmission control module, a slow motion control module, a brake clutch control module, a weft accumulator control module, a hot melt wire control module, an intelligent man-machine interaction system, an intelligent fault diagnosis system and the like, wherein the main control module is a core module of the system and is responsible for coordinating the operation of other functional modules; the weft accumulator control module, the thermal fuse control module, the electronic let-off and reeling module and the main transmission control module are all provided with interfaces for communicating with the main control module, and can be uniformly subjected to overall regulation and control of the main control module; the invention integrates various modules into the control system, so that the functions of the control system are more complete and more specialized. The electronic let-off take-up module and the main transmission control module replace the prior servo driver and frequency converter, and simultaneously fully consider the working state and environment of the high-speed rapier loom and are respectively used for controlling the let-off, take-up servo motor and the main motor of the high-speed rapier loom.
Nothing in this specification is said to apply to the prior art.
Claims (7)
1. The utility model provides a high-speed rapier weaving machine special mechanized control system based on it is embedded which characterized in that: the control system comprises a main control module, a weft selecting and selvage module, an electronic let-off reeling module, a main transmission control module, a brake clutch control module, a weft accumulator control module, a thermal fuse control module, an intelligent man-machine interaction system and an intelligent fault diagnosis system;
the main control module is communicated with a touch screen through an RS485 or RS232 interface, is used for displaying operation data of the industrial field loom and inputting control information, and is communicated with a network cloud platform through a WIFI or Ethernet interface; the main control module is communicated with the encoder through an RS485 interface to realize the programming of the encoder and the reading of an angle signal;
the main control module is in bidirectional communication with the weft selecting and selvage module, the electronic let-off reeling module, the main transmission control module, the weft accumulator control module, the hot melt control module and the intelligent fault diagnosis system through a CAN BUS interface;
the weft selecting and selvedge twisting module is used for controlling the weft selector and the selvedge twisting device so as to realize the functions of weft selection and selvedge twisting,
the electronic let-off take-up module controls the let-off motor and the take-up motor by reading the tension signal collected by the tension sensor so as to control the running of the warp beam and the take-up roller and keep the tension of the cloth surface stable,
the main transmission control module is used for controlling the operation of the main motor so as to drive the main shaft to move,
the weft accumulator control module is used for controlling the motion of the weft accumulator,
the thermal fuse control module is used for driving the thermal fuse to melt the waste edge,
the intelligent fault diagnosis system is used for reading and analyzing the related information sent by the main control module and performing fault diagnosis and early warning;
the main control module comprises a communication and downloading module, a clock module, a switching value input module, a minimum system module, a switching value output module, a weft yarn detection module, a vibration detection module and a power supply module, wherein the vibration detection module is used for reading signals sent by vibration sensors arranged at different positions of the loom, and the weft yarn detection module is connected with a weft yarn detector.
2. The embedded high-speed rapier loom special mechanized control system based on claim 1, is characterized in that: the communication and download module comprises two download interfaces of JTAG and WIFI and various communication interfaces of RS232, RS485, WIFI, ethernet and CAN; the clock module takes a PCF8563 clock chip as a core, and an OSCI pin at the input end of a crystal oscillator of the clock module is connected with a fine tuning capacitor of 5pF to 20pF, and the clock frequency is corrected through the fine tuning capacitor; the minimum system module takes an STM32F4 chip as a core and is responsible for data processing of the whole system and coordination among all functional modules.
3. The embedded high-speed rapier loom special mechanized control system based on claim 1, is characterized in that: when the intelligent fault diagnosis system is connected, the minimum system module does not receive the detection signal of the vibration detection module any more, the vibration detection module is invalid, and the vibration detection module works normally after the intelligent fault diagnosis system is taken out.
4. The embedded high-speed rapier loom special mechanized control system based on claim 1, is characterized in that: the system also comprises a slow vehicle control module, wherein the output end of the main control module is connected with the slow vehicle control module, the slow vehicle control module comprises an input interface, an output interface and a relay, the on-off of the relay is controlled through a 24V voltage signal, and the slow vehicle control module is used for controlling the slow motor to start and stop, rotate forwards and reversely and controlling the slow-release attraction and disconnection.
5. The embedded high-speed rapier loom special mechanized control system based on claim 1, is characterized in that: the switching value input module is used for reading switching value signals of keys and knobs on a loom beam and a control cabinet and various proximity switches on various looms, mainly comprises an optocoupler 6N135 and a peripheral circuit, converts an externally input 24V or 0V level signal into a switching value signal which can be identified by a GPIO (general purpose input) of a minimum system module, and supports pulse input of 1MHz at most; the switching value output module is used for controlling an indicator light and an electronic multi-arm switching value control component, mainly comprises an optocoupler TLP2301, a PMOS tube IRF9540 and a peripheral circuit, and supports 24V pulse output of 100KHz at most.
6. The embedded high-speed rapier loom special mechanized control system based on claim 5, is characterized in that: one switching value output circuit of the switching value output module is as follows: an input end Anode pin of the optocoupler TLP2301 is connected with a VCC3.3V pin through a resistor R1, the other input end Cathode pin is connected with one I/O port of a main control chip STM32F4 in the minimum system module and is marked as GPIOx, an output end Collector pin of the optocoupler TLP2301 is connected with GND, the other output end Emitter pin is connected with a G pole of a PMOS tube IRF9540 and is connected with 24V voltage through a pull-up resistor R2, an S pole of the PMOS tube IRF9540 is connected with 24V voltage, a D pole of the PMOS tube IRF9540 is an output end and is marked as Yout, and the output end Collector pin is connected with GND through a current-limiting resistor R3 and an output indicator lamp LED 1; the cathode of the diode M7 is connected with Yout, and the anode is connected with GND.
7. The embedded high-speed rapier loom special mechanized control system based on claim 1, is characterized in that: the weft yarn detection module mainly comprises chips U1, U3 and U4 and a peripheral circuit, wherein U1 is provided with I 2 The AD conversion chip of the C serial bus interface, U3 and U4 are double operational amplifiers, specifically weft yarn detectionThe detector is connected with the module through a terminal P1, a pin 'black' of the P1 is connected with 24V, a pin 'blue' is connected with AGND and used for supplying power to the weft yarn detector, the pin 'grey' is connected with a current output end of the weft yarn detector and is recorded as Iout, the pin is connected with an IN1+ pin of U3 through a resistor R11 and is also connected with AGND through a detection resistor R10, an IN 1-pin of the U3 is connected with AGND through a resistor R12 and is also connected with an OUT1 pin of the U3 through a resistor R13, the OUT1 pin is connected with an IN2+ pin through a resistor R14, an IN 2-pin of the U3 is directly connected with an OUT2 pin, the GND pin of the U3 is recorded as Uin, a GND pin of the U3 is connected with AGND, a VCC pin of the U3 is connected with +5V, the pin is connected with AGND through a decoupling capacitor C2, the output Uin of the U3 is connected with an AIN0 pin of the U1, and the AIN1, AIN2 and AIN3 pins are respectively connected with a voltage Signal _15, a Signal _25 and a Signal _35 output of the vibration detection module; the address pin A0 of U1 is connected with VCC3.3V, and the other two address pins A1 and A2 and the VSS pin are connected with DGND; the VDD pin and the VREF pin of U1 are connected with +5V and are connected with AGND through a decoupling capacitor C1, the AGND pin and the EXT pin of U1 are directly AGND, DGND and AGND are connected through a0 omega resistor R19 IN a single-point mode, the OSC pin floats, the SCL pin and the SDA pin are respectively connected with two GPIO ports IIC _ SCL and IIC _ SDA of the minimum system module, the AOUT pin of U1 is a voltage output end and is marked as Uout, and the AOUT pin of U1 is connected with an IN2+ pin of U4 through a resistor R15; the IN 2-pin of U4 is connected with AGND through a resistor R16, and is also connected with the OUT 2-pin of U4 through a resistor R17, the OUT 2-pin is connected with the IN1+ pin of U4 through a resistor R18, the IN 1-pin of U4 is directly connected with the OUT 1-pin, and is connected with the pin 'red', which is recorded as Vctr and is 0-24V voltage, the GND pin of U4 is connected with AGND, and the VCC pin is connected with 24V and is connected with AGND through a decoupling capacitor C3.
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| CN110453348A (en) * | 2019-09-05 | 2019-11-15 | 山东天睿玻纤复合材料有限公司 | A kind of weaving of Woven glass cloth crimps let-off motion from variable speed electronic |
| CN111392481A (en) * | 2020-03-16 | 2020-07-10 | 创驱（上海）新能源科技有限公司 | Floating roller type tension controller |
| CN111459103B (en) * | 2020-03-21 | 2021-02-12 | 江苏科瑞德智控自动化科技有限公司 | Loom communication system based on MCGS configuration screen |
| CN114204874B (en) * | 2021-12-16 | 2023-07-21 | 江苏科瑞德智控自动化科技有限公司 | Control system and control method of reluctance motor for spindle of rapier loom |
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