CN201926885U - Digital control system for water jet loom - Google Patents
Digital control system for water jet loom Download PDFInfo
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- CN201926885U CN201926885U CN2010206252130U CN201020625213U CN201926885U CN 201926885 U CN201926885 U CN 201926885U CN 2010206252130 U CN2010206252130 U CN 2010206252130U CN 201020625213 U CN201020625213 U CN 201020625213U CN 201926885 U CN201926885 U CN 201926885U
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Abstract
The utility model discloses a digital control system for a water jet loom. The digital control system mainly comprises a single-chip microcomputer, a contactor module, a photoelectric weft detecting module, an encoder module, a weft accumulator module and a diversion valve and gripper output module, wherein the contactor module is used for receiving a control signal of the single-chip microcomputer and controlling the working states of a main shaft motor and a moisture absorption motor of the water jet loom by controlling the on-off of the a contactor; the photoelectric weft detection module comprises a photoelectric probe used for detecting the weft state, and a weft signal is input to a counter gated end of the single-chip microcomputer through an amplifying circuit; the encoder module is used for acquiring the signals of an encoder arranged on a main shaft of the water jet loom, transmitting one way of a processed encoding signal to the single-chip microcomputer and transmitting the other way of the processed encoding signal to an electronic coiling system of the water jet loom; the weft accumulator module is used for transmitting the weft accumulation signal in the single-chip microcomputer to the weft accumulator; the diversion valve and gripper output module is used for respectively transmitting a diversion signal and a gripping signal in the single-chip microcomputer to the diversion valve and the gripper. The digital control system coordinates the overall work of the main shaft of the water jet loom, the wefting insertion and the weft accumulation by the digital technology, the automation technology is high, and the information feedback is rich.
Description
Technical field
The utility model relates to the water-jet loom field, and is particularly relevant with the water-jet loom digital control system.
Background technology
Water-jet loom relies on the current with certain pressure, promptly relies on the friction force between certain jet and the fiber, carries tram and passes shed open, makes longitude and latitude be woven into fabric.The water spray wefting insertion is bigger than pneumatic picking to the frictional traction of weft yarn, and diffusivity is little, adapts to the needs of long filament wefting insertion such as ganoid synthon, glass fibre.
The plant equipment technology of water-jet loom reached its maturity in 20th century 8, the nineties, and the shedding motion that is possessed in traditional water-jet loom, Weft inserting device, weft accumulator, axis system are all fairly perfect, and each parts are separate, do not have electric connecting relation.And the quality quality of loom fabric, very big factor is decided by cooperatively interacting of each parts, and traditional plant equipment lacks a digital control system, and weaving process carries out integral body control.
The inventor relies on the research experience for many years to water-jet loom and Numeric Control Technology, develops a cover water-jet loom digital control system with great concentration, and this case produces thus.
The utility model content
The purpose of this utility model is to provide a kind of water-jet loom digital control system, by the overall work of digital technology coordination water-jet loom main shaft, wefting insertion, storage latitude, and the automatic technology height, information feedback is abundant.
For achieving the above object, solution of the present utility model is:
The water-jet loom digital control system mainly comprises
Single-chip microcomputer is the central processing unit of total system, connects with lower member;
The contactor module links to each other with single-chip microcomputer, receives the control signal of single-chip microcomputer, by the keying of control contactor, and the duty of control water-jet loom spindle motor and moisture absorption motor;
Photoelectricity is visited the latitude module, comprises the photoelectric probe that detects the parallel state, is installed near the spinning nozzle, and the signal of photoelectric probe is input to the counter gate end of single-chip microcomputer by amplifying circuit;
Coder module is gathered the code device signal that is installed on the water-jet loom main shaft, is transported in the single-chip microcomputer handling coded signal one tunnel later, and another road is transported to water-jet loom electronic warp feeding electronic take-up system;
The weft accumulator module connects single-chip microcomputer and weft accumulator, and storage latitude signal is on the weft accumulator in the transmission single-chip microcomputer;
Switching valve, wired device output module are connected on the single-chip microcomputer, will turn to signal and wired signal to be transported to respectively on switching valve and the wired device in the single-chip microcomputer.
The physical circuit that described photoelectricity is visited the latitude module comprises photoelectric probe, signal processing circuit; Photoelectric probe is installed in and detects the weft yarn signal on the water-jet loom, and photoelectric probe is connected to the weft yarn signal in the signal processing circuit by interface, and the weft yarn signal conveys that signal processing circuit will be handled is carried out data to single-chip microcomputer inside and effectively intercepted.
Described single-chip microcomputer is connected with the brake control module, connects the output terminal of single-chip microcomputer, brake signal is transported on the brake block of water-jet loom main shaft.
Described brake control module physical circuit comprises pwm circuit, high voltage turning circuit, the low-voltage turning circuit that is connected on the brake block terminals; Described pwm circuit input end connects single-chip microcomputer; The control signal end of high voltage turning circuit and low-voltage turning circuit is connected the singlechip interruption output terminal.
Described water-jet loom digital control system is furnished with terminal device, is connected on the single-chip microcomputer display system running status and inner parameter is set by input/output module.
Described water-jet loom digital control system has the button load module, gathers the preparation button, just changes the signal of button, invert button, stop button, brake toggle switch, and transfer the signal to the single-chip microcomputer.
Described water-jet loom digital control system has the external signal load module, gathers fabric slitter edge yarn, strand limit yarn, the left side off-state signal in line, auris dextra sideline in one's ear, and spindle motor, brake, moisture absorption motor overheating status signal, and is sent in the single-chip microcomputer.
Described slitter edge yarn, strand limit yarn, a left side are taken on line, the auris dextra sideline in one's ear and are put filament, and metal wire slim is furnished with sensor block, and yarn disconnects, and filament falls and touches sensor block, produces the yarn cut-off signal; Described spindle motor, brake, moisture absorption motor overheating status signal form heat alarm by the thermal sensing element collection.
Described water-jet loom digital control system is furnished with power module, is connected the feeder ear of single-chip microcomputer.
Described single-chip microcomputer is connected with four look warning lamps, and water-jet loom duty and external signal state are shown.
After adopting such scheme, the utility model can be with the work close fit of the spindle operation and the parallel of water-jet loom, main shaft is input in the single-chip microcomputer through the isolation of light lotus root by scrambler orthogonal intersection code signal and index signal one tunnel, and another Lu Jingguang lotus root isolates the electronic warp feeding electronic take-up system that exports to.Single-chip microcomputer calculates the current angle of water-jet loom through segmentation.During operation, single-chip microcomputer is compared with the operating angle of wired device, switching valve, electromagnetism pin according to current angle, controls the coordination of these parts exactly.The weft yarn signal of photoelectric probe is input to the counter gate end of single-chip microcomputer by amplifying circuit, under the double action of the level of gate terminals and Control Software, finishes corresponding actions.
Adopt photoelectricity to visit the duty that latitude detects weft yarn in the utility model, in the certain slewing area of the main shaft of water-jet loom, detect, do not influence the efficient of detection, reduced the possibility of weft yarn signal error simultaneously, increase work efficiency, save and detect power supply energy.
Brake signal in the utility model can produce two kinds of voltages of height through processing of circuit, and high voltage is used for instantaneous braking, and low-voltage is used for keeping braking, further so energy-conservation power supply energy, and control is flexibly.
In addition, the information feedback in the utility model is abundant, detects fabric slitter edge yarn, strand limit yarn, the left side state in line, auris dextra sideline in one's ear constantly, and one has the phenomenon of disconnection to produce corresponding signal immediately gives single-chip microcomputer, and single-chip microcomputer is made caution or shut down and handle.Cooperate terminal device simultaneously, information feedback is comprehensive, flexible setting for parameters, and push-botton operation is convenient.
Figure of description
Fig. 1 is the structural representation of the utility model preferred embodiment;
Fig. 2 is that photoelectricity is visited the latitude module circuit diagram in the utility model preferred embodiment;
Fig. 3 is a brake module circuit diagram in the utility model preferred embodiment;
Fig. 4 is the terminals B0 input pulse synoptic diagram of brake module in the utility model preferred embodiment;
Fig. 5 is the terminals B input pulse synoptic diagram of brake module in the utility model preferred embodiment;
Fig. 6 is the terminals B1 input pulse synoptic diagram of brake module in the utility model preferred embodiment.
Embodiment
In conjunction with the accompanying drawings, preferred embodiment is described in further details to the utility model.
The water-jet loom digital control system comprises that single-chip microcomputer 1, contactor module 2, photoelectricity are visited latitude module 3, coder module 4, switching valve, wired device output module 5, weft accumulator module 6, control module 8, terminal device 9, button load module 10, power module 11, external signal load module 12, four look warning lamps 13 brake.
Single-chip microcomputer 1 is the central processing unit of total system, and all kinds of inputs, output digital signal are handled.Single-chip microcomputer 1 is selected DSPIC30F5015 (high-performance 16 position digital signal controller devices) chip for use in the present embodiment.
Contactor module 2, the main I/O port that connects contactor and single-chip microcomputer 1, connecting line on the contactor is connected water-jet loom spindle motor and moisture absorption motor, when producing the motor rotation signal in the single-chip microcomputer 1, the contactor energising produces electric current, the adhesive switch powers on for water-jet loom spindle motor and moisture absorption motor, makes its work.
It mainly is to detect the working condition of parallel that photoelectricity is visited latitude module 3.In the water-jet loom technology, the detection of parallel is very important, directly influences the final yield rate of fabric.Visit latitude module 3 so set up photoelectricity in the present embodiment.
As shown in Figure 2, photoelectricity spy latitude module 3 mainly comprises photoelectric probe (not drawing among the figure), signal amplification circuit 31, signal circuit for rectifying 32.
Photoelectric probe is an existing ripe electronic product in the electronic technology field, and being fixed is installed on the water-jet loom, and probe segment is used to detect the weft yarn signal near the position of weft yarn process.Photoelectric probe by interface CN9 the weft yarn signal is connected to amplifying circuit 31 and signal circuit for rectifying 32 is handled.
Amplifying circuit 31 be with the signal on the interface CN9 through differential ratio and the triode secondary amplify, send in the signal circuit for rectifying 32.Signal circuit for rectifying 32 mainly is the combination by Sheffer stroke gate, and signal is adjusted to the required digital signal of single-chip microcomputer, and is transported to single-chip microcomputer 1 inside by WEFT S1 port.
The weft yarn signal that single-chip microcomputer 1 will be handled effectively intercepts.The foundation of intercepting can be chosen according to water-jet loom main shaft rotational angle signal, be following scrambler 41 signals, when being 0～90 ° such as the main shaft rotational angle, weft yarn work, weft yarn signal that so single-chip microcomputer just intercepts the main shaft rotational angle when being 0～90 °, this just is equivalent to be provided with a detection " window ", and the data that will fall into this " window " are extracted.Can avoid the interference of other rub-out signals like this, improve the precision that parallel detects.
In addition, be connected with light emitting diode DLED1 on signal circuit for rectifying 32, when the weft yarn signal was arranged, light emitting diode DLED1 negative electrode dragged down, and lights light emitting diode DLED1.
Simultaneously be arranged to test port, convenient debugging at the output terminal of signal circuit for rectifying 32.
To visit latitude be exactly that rotational angle according to the water-jet loom main shaft designs and visits the latitude operation window to photoelectricity in the utility model, not only accurately detects the wefting insertion duty, avoided the mistake of undesired signal to get simultaneously, and photoelectric probe 31 does not need continuous firing, and is effectively energy-conservation.
Coder module 4 is to gather the main shaft rotational angle signal that is installed in the scrambler 41 on the water-jet loom main shaft, the angle signal on the scrambler 41 is isolated being input in the single-chip microcomputer 1 through the light lotus root, and single-chip microcomputer 1 can be grasped water-jet loom spindle operation state constantly.Owing to will guarantee the overall work coordination of water-jet loom, another Lu Jingguang lotus root of the angle signal of coder module 4 isolates to be exported in the electronic warp feeding electronic take-up system 7 simultaneously.
Switching valve, wired device output module 5 are connected single-chip microcomputer 1 and switching valve 51, wired device 52, will turn to signal to be sent to switching valve 51 in the single-chip microcomputer 1, and the control water injection valve rotates, and chooses water spraying direction, select wherein one road nozzle water spray.Wired signal is sent on the wired device 52 in the single-chip microcomputer 1, controls wired device 52 and clamps weft yarn.
Weft accumulator module 6 is to connect single-chip microcomputer 1 and a plurality of weft accumulator 61, mainly is storage latitude signal in the single-chip microcomputer 1 is transferred on the weft accumulator 61 work of control weft accumulator 61.
Brake control module 8 connects single-chip microcomputer 1, connects the output terminal of single-chip microcomputer 1, the brake signal in the single-chip microcomputer 1 is transported on the brake block 81 of water-jet loom main shaft.
The circuit of brake control module 8 mainly comprises pwm circuit 81, high voltage turning circuit 82, low-voltage turning circuit 83.
PWM (pulse-length modulation) circuit 81 is to use comparatively extensively in the electronic technology field, mainly is to utilize numeral output in the microprocessor to the control of mimic channel.Pwm circuit 81 is by the power supply of+125V dc high voltage in the utility model, and pwm circuit 81 input pulse end PWM B0 connect the pulse output end on the single-chip microcomputer.By the B0 end in the modulation access brake block terminals 84 of pwm circuit 81.Pwm circuit 81 circuit structures own are the mature technology in the electronic technology, do not do here and give unnecessary details.The pulse waveform of B0 end as shown in Figure 3, preceding 400u S is that peak value is+high voltage of 125V, the waveform of back is that dutycycle is 12/200 low voltage pulse waveform, peak value also is+125V.
High voltage turning circuit 82 is the turning circuits that adopt metal-oxide-semiconductor to constitute, and the high voltage that its input end BRAKE connects single-chip microcomputer interrupts output terminal.The output terminal of high voltage turning circuit 82 is connected the B end in the brake block terminals 84.Produce high voltage interrupt control signal in single-chip microcomputer, then metal-oxide-semiconductor BQ1 conducting forms a lasting high voltage at the B end, as shown in Figure 4, combine, do not change B0 end waveform with B0 end waveform, make the modulating pulse in the pwm circuit 1 pass through, realize the high voltage transient braking.
Low-voltage turning circuit 83 also is the turning circuit that adopts metal-oxide-semiconductor to constitute, but the conducting state difference.Low-voltage turning circuit 83 input end BRAKE1 connect the low-voltage interruption output terminal of single-chip microcomputer.In single-chip microcomputer, produce high voltage interrupt control signal, then metal-oxide-semiconductor BQ2 conducting, at B1 end formation waveform as shown in Figure 5, like this modulating pulse high voltage in the pwm circuit 81 is dragged down, and low voltage pulse partly keeps high voltage, so only allow low voltage pulse to pass through, realize that low-voltage keeps braking.
Terminal device 9 is that a display screen and button constitute, and as the input-output device of single-chip microcomputer 1, the information in the single-chip microcomputer 1 is presented in the terminal device 9 with written form.And the parameter of in single-chip microcomputer 1, importing setting by button.
In addition, be furnished with button load module 10 in the present embodiment, set up the preparation button, just change button, invert button, stop button, brake toggle switch, button load module 10 is gathered the signal of each button, and button signal is fed back in the single-chip microcomputer 1.Single-chip microcomputer 1 receives the preparation button signal, and single-chip microcomputer 1 produces storage latitude signal, is sent on the weft accumulator 61 by weft accumulator module 6, and this is a pretrigger, stores up latitude earlier in advance before the water-jet loom main shaft rotates.Single-chip microcomputer 1 receives just changes button signal, and single-chip microcomputer 1 produces positive rotaring signal, by the contactor module 2 positive rotaring signal of motor in addition.Invert button is then controlled the motor counter-rotating.Stop button control single chip computer 1 produces stop signal, disconnects electric current on the contactor, and machine operation stops.The brake button is to produce brake signal, and single-chip microcomputer 1 is according to 8 work of brake signal control brake control module.
Power module 11 is supply modules of system, corresponding supply voltage is provided for single-chip microcomputer 1.
The water-jet loom digital control system has external signal load module 12, and outside signals collecting is slitter edge yarn, strand limit yarn, the left status signal in line, auris dextra sideline in one's ear of fabric in the present embodiment.The collection of this signal is to put filament by taking on corresponding yarn, and metal wire slim is furnished with sensor block.Metal wire slim since yarn against, be in the state of lifting, in case above-mentioned any one thread disconnects, filament falls and touches sensor block, produce the electric signal that yarn disconnects, this electric signal is sent in the single-chip microcomputer 1, and single-chip microcomputer 1 produces halt instruction, contactor module 2 disconnects motor power, and water-jet loom work stops.
The warning output port that four look warning lamps 13 connect on the single-chip microcomputer 1, four colored lights mainly are the lamps of the bluish-green four kinds of colors of reddish yellow, by single-chip microcomputer 1 internal program setting, the form of fault alarm such as following table:
| Duty and fault | Four look warning lamps, 13 states |
| Shut down | Red light is bright |
| Fixed length is shut down | Green light is bright |
| Normal boot-strap (light is visited and closed) | Blue lamp is bright |
| Normal boot-strap (light is visited and opened) | Blue lamp dodges |
| Enter diagnostic mode | Green, Huang dodges simultaneously |
| Brake, blower fan, main frame are overheated | Red, indigo plant is dodged simultaneously |
| Wired device, switching valve overcurrent | Red, Huang dodges successively |
| The water-jet loom main frame does not change | Red, Lan Liang |
| Left and right silk in one's ear | Red light, amber light are bright |
| Strand limit, slitter edge silk | Red light is bright, amber light dodges |
The utility model is with the work close fit of the spindle operation and the parallel of water-jet loom, main shaft is input in the single-chip microcomputer 1 through the isolation of light lotus root by scrambler orthogonal intersection code signal and index signal one tunnel, and another Lu Jingguang lotus root isolates the electronic warp feeding electronic take-up system that exports to.Single-chip microcomputer 1 calculates the current angle of water-jet loom through segmentation.During operation, single-chip microcomputer 1 is compared with the operating angle of wired device, switching valve, electromagnetism pin according to current angle, controls the coordination of these parts exactly.The weft yarn signal of photoelectric probe is input to the counter gate end of single-chip microcomputer 1 by amplifying circuit, under the double action of the level of gate terminals and Control Software, finishes corresponding actions.
Claims (10)
1. the water-jet loom digital control system is characterized in that: mainly comprise
Single-chip microcomputer is the central processing unit of total system, connects with lower member;
The contactor module links to each other with single-chip microcomputer, receives the control signal of single-chip microcomputer, by the keying of control contactor, and the duty of control water-jet loom spindle motor and moisture absorption motor;
Photoelectricity is visited the latitude module, comprises the photoelectric probe that detects the parallel state, is installed near the spinning nozzle, and the signal of photoelectric probe is input to the counter gate end of single-chip microcomputer by amplifying circuit;
Coder module is gathered the code device signal that is installed on the water-jet loom main shaft, is transported in the single-chip microcomputer handling coded signal one tunnel later, and another road is transported to water-jet loom electronic warp feeding electronic take-up system;
The weft accumulator module connects single-chip microcomputer and weft accumulator, and storage latitude signal is on the weft accumulator in the transmission single-chip microcomputer;
Switching valve, wired device output module are connected on the single-chip microcomputer, will turn to signal and wired signal to be transported to respectively on switching valve and the wired device in the single-chip microcomputer.
2. water-jet loom digital control system as claimed in claim 1 is characterized in that: described photoelectricity is visited the latitude module and is comprised photoelectric probe, signal processing circuit; Photoelectric probe is installed in and detects the weft yarn signal on the water-jet loom, and photoelectric probe is connected to the weft yarn signal in the signal processing circuit by interface, and the weft yarn signal conveys that signal processing circuit will be handled is carried out data to single-chip microcomputer inside and effectively intercepted.
3. water-jet loom digital control system as claimed in claim 1 is characterized in that: described single-chip microcomputer is connected with the brake control module, connects the output terminal of single-chip microcomputer, brake signal is transported on the brake block of water-jet loom main shaft.
4. water-jet loom digital control system as claimed in claim 3 is characterized in that: described brake control module comprises pwm circuit, high voltage turning circuit, the low-voltage turning circuit that is connected on the brake block terminals; Described pwm circuit input end connects single-chip microcomputer; The control signal end of high voltage turning circuit and low-voltage turning circuit is connected the singlechip interruption output terminal.
5. water-jet loom digital control system as claimed in claim 1 is characterized in that: described water-jet loom digital control system is furnished with terminal device, is connected on the single-chip microcomputer display system running status and inner parameter is set by input/output module.
6. water-jet loom digital control system as claimed in claim 1, it is characterized in that: described water-jet loom digital control system has the button load module, gather the preparation button, just change the signal of button, invert button, stop button, brake toggle switch, and transfer the signal to the single-chip microcomputer.
7. water-jet loom digital control system as claimed in claim 1, it is characterized in that: described water-jet loom digital control system has the external signal load module, gather fabric slitter edge yarn, strand limit yarn, the left side off-state signal in line, auris dextra sideline in one's ear, and spindle motor, brake, moisture absorption motor overheating status signal, and be sent in the single-chip microcomputer.
8. water-jet loom digital control system as claimed in claim 7, it is characterized in that: described slitter edge yarn, strand limit yarn, a left side are taken on line, the auris dextra sideline in one's ear and are put filament, and metal wire slim is furnished with sensor block, and yarn disconnects, filament falls and touches sensor block, produces the yarn cut-off signal; Described spindle motor, brake, moisture absorption motor overheating status signal form heat alarm by the thermal sensing element collection.
9. water-jet loom digital control system as claimed in claim 1 is characterized in that: described water-jet loom digital control system is furnished with power module, is connected the feeder ear of single-chip microcomputer.
10. water-jet loom digital control system as claimed in claim 1 is characterized in that: described single-chip microcomputer is connected with four look warning lamps, and water-jet loom duty and external signal state are shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206252130U CN201926885U (en) | 2010-11-26 | 2010-11-26 | Digital control system for water jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206252130U CN201926885U (en) | 2010-11-26 | 2010-11-26 | Digital control system for water jet loom |
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| Publication Number | Publication Date |
|---|---|
| CN201926885U true CN201926885U (en) | 2011-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206252130U Expired - Fee Related CN201926885U (en) | 2010-11-26 | 2010-11-26 | Digital control system for water jet loom |
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| Country | Link |
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| CN (1) | CN201926885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103911715A (en) * | 2013-01-08 | 2014-07-09 | 苏州御能动力科技有限公司 | Water jet loom control apparatus with multi-arm control function and method thereof |
-
2010
- 2010-11-26 CN CN2010206252130U patent/CN201926885U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103911715A (en) * | 2013-01-08 | 2014-07-09 | 苏州御能动力科技有限公司 | Water jet loom control apparatus with multi-arm control function and method thereof |
| CN103911715B (en) * | 2013-01-08 | 2015-09-09 | 苏州御能动力科技有限公司 | Water jet looms control device with multi-arm controlling functions and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20151126 |