CN107186986A - Plastic-wire drawing machine winding control method and winding system - Google Patents
Plastic-wire drawing machine winding control method and winding system Download PDFInfo
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- CN107186986A CN107186986A CN201710241882.4A CN201710241882A CN107186986A CN 107186986 A CN107186986 A CN 107186986A CN 201710241882 A CN201710241882 A CN 201710241882A CN 107186986 A CN107186986 A CN 107186986A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/28—Storing of extruded material, e.g. by winding up or stacking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92523—Force; Tension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92933—Conveying, transporting or storage of articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The present invention relates to a kind of plastic-wire drawing machine winding control method and winding system, plastic-wire drawing machine includes the first motor of driving take-up spool winding, driving spiral reciprocating screw rod and completes the second motor and the first motor of control of winding pattern forming and the frequency converter of the second motor operating, and methods described includes：Obtain the first motor and turn over corresponding first umber of pulse of angle；The second umber of pulse of the second motor of correspondence is calculated according to the first umber of pulse and default transmission ratios；Second umber of pulse is converted to the given frequency of the second motor of correspondence；Obtain the second motor and turn over corresponding 3rd umber of pulse of angle；The adjustment frequency of the second motor is obtained according to the error of the first umber of pulse and the 3rd umber of pulse；The given frequency of second motor and adjustment frequency superposition are obtained to the final output frequency of the second motor.Wind pattern forming and the driving of the first motor is no longer connected by gear, but use single second motor to drive, in the absence of gear wear phenomenon, improve the stability of equipment.
Description
Technical field
The present invention relates to wire drawing machine field, more particularly to a kind of plastic-wire drawing machine winding control method and winding system.
Background technology
Plastic-wire drawing machine be using polypropylene, high density ethylene be raw material, it is heated, extrude, cut open silk, stretching form flat filament
Circular knitting machines are supplied after rolling.Its effect wound directly determines the quality of circular knitting machines band, and the effect master wound
To include two parts：Takeup tension control effect and winding shaping effect of decorative patterns.Takeup tension control effect is depended on to first
The control of motor, winding shaping effect of decorative patterns then depends on the control to wire-arranging mechanism.
At present, plastic-wire drawing machine producer is all that the first motor of control carries out takeup tension control, and wire-arranging mechanism passes through gear
The control to winding displacement is realized with the first motor connection, but there is many defects and deficiency.Such as machinery easily abrasion, cable machine
Structure is connected with the first motor using gear, in During Process of Long-term Operation, there is wear phenomenon, the especially general linear speed of plastic-wire drawing machine
Degree is higher, weares and teares even more serious, generally requires periodic replacement gear.
The content of the invention
Based on this, it is necessary to provide a kind of plastic-wire drawing machine winding control method for improving periodic replacement gear and winding system
System.
A kind of plastic-wire drawing machine winding control method, the plastic-wire drawing machine includes the first electricity of driving take-up spool winding
Machine, driving spiral reciprocating screw rod complete the second motor of winding pattern forming and control first motor and the second motor fortune
The frequency converter turned, methods described includes：
Obtain first motor and turn over corresponding first umber of pulse of angle；
The second umber of pulse of the second motor of correspondence is calculated according to first umber of pulse and default transmission ratios；
Second umber of pulse is converted to the given frequency of the second motor of correspondence；
Obtain second motor and turn over corresponding 3rd umber of pulse of angle；
The adjustment frequency of the second motor is obtained according to the error of first umber of pulse and the 3rd umber of pulse；
The given frequency of second motor and adjustment frequency superposition are obtained to the final output frequency of the second motor.
In one of the embodiments, the given frequency that second umber of pulse is converted into the second motor of correspondence is walked
Also include before rapid：
Second umber of pulse is filtered.
In one of the embodiments, it is described second umber of pulse is filtered including：
Using formula PulseSetAcc=PulseSetFltRem* (PulseSetFltCnt-1)+PulseSet2+
PulseSet2*(PulseSetFltCnt-1)/PulseSetFltCnt；
PulseSet2=PulseSetAcc/PulseSetFltCnt；
PulseSetFltRem=PulseSetAcc-PulseSet2*PulseSetFltCnt is carried out to the second umber of pulse
Digital filter；Wherein, PulseSetAcc is accumulated value, and PulseSetFltCnt is filter times, and PulseSetFltRem is filter
Ripple remainder, PulseSet2 is the second umber of pulse.
In one of the embodiments, it is described second umber of pulse is filtered including：
Moving average filter is carried out to second umber of pulse.
In one of the embodiments, methods described also includes：
Obtain register ratio r, the first motor number of pole-pairs p, current linear velocity signal V, current take-up spool coil diameter d；
The main given frequency f1 of frequency converter is calculated using formula f1=rpV/60 π d；
The plastic-wire drawing machine also includes tension force acquisition device, and the tension force acquisition device obtains feedback tension value, according to
Pre-set tension value and the error of the feedback tension value obtain regulating frequency f2；
Main given frequency f1 and regulating frequency the f2 superposition is obtained into the first motor final output frequency f；
Current linear velocity signal V is obtained again, and current take-up spool coil diameter d is obtained using formula d=rpV/60 π f；
The step of f1 for calculating the main given frequency of frequency converter is returned if winding work and not completing.
In one of the embodiments, the frequency converter obtains the first control signal that host computer is sent, the host computer
Including in-local equipment and external equipment, the frequency converter selects frequency converter and in-local equipment according to the first control signal
Or peripheral device communication.
In one of the embodiments, the frequency converter includes the first digital signal processor and the second Digital Signal Processing
Device, the motor of the first DSP CONTROL first, the motor of the second DSP CONTROL second；
The frequency converter obtains the second control signal that host computer is sent, and the frequency converter is selected according to the second control signal
First digital signal processor or the second digital signal processor are controlled by host computer.
In one of the embodiments, believed when second digital signal processor is controlled by host computer by the first numeral
Number processor and upper machine communication.
A kind of machine plastic-wire drawing machine winding system, including：
First motor, for driving take-up spool to wind；
Second motor, for driving spiral reciprocating screw rod to complete winding pattern forming；
Frequency converter, for controlling the first motor and the operating of the second motor；
For controlling the first motor and the operating of the second motor；Angle corresponding first is turned over for obtaining first motor
Umber of pulse；The second umber of pulse of the second motor of correspondence is calculated according to first umber of pulse and default transmission ratios；By institute
State the given frequency that the second umber of pulse is converted to the second motor of correspondence；Obtain second motor and turn over corresponding 3rd arteries and veins of angle
Rush number；The adjustment frequency of the second motor is obtained according to the error of first umber of pulse and the 3rd umber of pulse；By the described second electricity
The given frequency and adjustment frequency superposition of machine obtain the final output frequency of the second motor.
In one of the embodiments, winding system also includes：
Test the speed roller, for obtaining wire drawing current linear velocity signal and current linear velocity being sent into frequency converter；
Tension force acquiring unit, for obtaining current wire drawing feedback tension value and feedback tension value being sent into frequency converter；
Frequency converter is additionally operable to obtain the main given frequency f1 of frequency converter according to formula f1=rpV/60 π d；According to pre-set tension value
Regulating frequency f2 is obtained with the error of feedback tension value；Main given frequency f1 and regulating frequency f2 superpositions are obtained into the first electricity
Machine final output frequency f；Current take-up spool coil diameter d is obtained according to formula d=rpV/60 π f；Wherein, r is register ratio, p
For the first motor number of pole-pairs, V is current linear velocity signal, and d is current take-up spool coil diameter.
Above-mentioned plastic-wire drawing machine winding control method completes takeup tension control using the driving take-up spool winding of the first motor
System, the second motor driving spiral reciprocating screw rod completes winding pattern forming, and winding pattern forming no longer connects first by gear
Motor drives, but uses single second motor to drive.No longer connected using gear, but two motors drive respectively, no
There is traditional gear wear phenomenon, the especially general linear velocity of plastic-wire drawing machine is higher, wear and tear even more serious, improve equipment
Stability.Needed to receive out different decorative pattern shapes according to different materials and client, conventionally employed gear connection must then change tooth
Wheel, is so accomplished by preparing the gear of all size, is also bothered very much while changing, and frequency converter change the then need to be only used now
The driving parameter of two motors can receive out different decorative pattern shapes, simplify operation, simplified equipment, improve efficiency.And solution
Limitation of the mechanical structure of gear of having determined connection to system linear velocity, can improve speed of production.
Brief description of the drawings
Fig. 1 is the flow chart of plastic-wire drawing machine winding control method in an embodiment；
Fig. 2 is another flow chart of plastic-wire drawing machine winding control method in an embodiment；
Fig. 3 is the another flow chart of plastic-wire drawing machine winding control method in an embodiment；
Fig. 4 is the structure principle chart of plastic-wire drawing machine winding system in an embodiment；
Fig. 5 is the communication networking mode block diagram of plastic-wire drawing machine winding system in an embodiment；
Fig. 6 is the frequency converter schematic diagram of plastic-wire drawing machine winding system in an embodiment.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the preferred embodiment of the present invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
Fig. 1 is a kind of flow chart of plastic-wire drawing machine winding control method.The plastic-wire drawing machine includes driving take-up spool
The first motor, the driving spiral reciprocating screw rod of winding complete the second motor and the first motor of control and the of winding pattern forming
The frequency converter of two motors operating.The plastic-wire drawing machine winding control method includes：
Step S110：Obtain first motor and turn over corresponding first umber of pulse of angle.
The code device signal of the first motor shaft is first obtained, and passes through the first quadrature coding pulse circuit built in frequency converter
(QEP Quadrature Encoder Pulse) counting module counts to get the first motor and turns over corresponding first pulse of angle
Number PulseSetl.
Step S120：The second pulse of the second motor of correspondence is calculated according to the first umber of pulse and default transmission ratios
Number.
The transmission ratios conversion of the first motor and the second motor that effect of decorative patterns as requested is set calculates the first electricity
The umber of pulse of the second motor corresponding to first umber of pulse of machine, after changing into the second motor umber of pulse PulseSet2.
Step S130：Second umber of pulse is converted to the given frequency of the second motor of correspondence.
Corresponding second motor given frequency WmSetl is converted to according to the umber of pulse PulseSet2 of the second motor.
Step S140：Obtain second motor and turn over corresponding 3rd umber of pulse of angle.
Counted by the second quadrature coding pulse circuit (QEP Quadrature Encoder Pulse) built in frequency converter
The motor of digital-to-analogue block count second turns over the corresponding 3rd umber of pulse PulseFed of angle.
Step S150：The adjustment frequency of the second motor is obtained according to the error of first umber of pulse and the 3rd umber of pulse.
The error E rr=PulseSet for the umber of pulse that the umber of pulse turned over according to the first motor is turned over the second motor
PulseFed, carries out position ring calculating processing, the second motor adjustment frequency WmSet2 is obtained, to reduce the second motor
Follow the error of the first motor.
Step S160：The given frequency of second motor and adjustment frequency superposition are obtained into the final of the second motor
Output frequency.
Obtained after the frequency WmSet2 superpositions that the frequency WmSetl and step S150 that step S130 is calculated are calculated
Control the final output frequency of the second motor：
WmSet=WmSet1+WmSet2.
The present embodiment completes takeup tension using the driving take-up spool winding of the first motor and controlled, the second motor driving spiral
Reciprocating screw rod completes winding pattern forming, and winding pattern forming no longer connects the first motor by gear and driven, but uses single
Only the second motor driving.No longer connected using gear, but two motors drive respectively, it is existing in the absence of traditional gear wear
As the especially general linear velocity of plastic-wire drawing machine is higher, weares and teares even more serious.Need to receive out different according to different materials and client
Decorative pattern shape, the connection of conventionally employed gear then must more gear changing, be so accomplished by preparing the gear of all size, change simultaneously
Also bother very much, the driving parameter that then need to only use frequency converter to change the second motor now can receive out different decorative pattern shapes, letter
Change operation, simplified equipment, improve efficiency.And solve limit of the mechanical structure to system linear velocity of gear connection
System, can improve speed of production.The rotating speed of the second motor is controlled using the method for the present embodiment, realizes overall process with certain proportion
The first motor synchronously is followed, makes the location and shape of decorative pattern stable, and finally realize good winding pattern forming effect.
In one embodiment, there is step S121 between step S120 and step S130：Second umber of pulse is filtered
Ripple.Wherein step S121 includes step S1211 and/or step S1212.
Step S1211：Using formula PulseSetAcc=PulseSetFltRem* (PulseSetFltCnt-1)+
PulseSet2+PulseSet2*(PulseSetFltCnt-1)/PulseSetFltCnt；
PulseSet2=PulseSetAcc/PulseSetFltCnt；
PulseSetFltRem=PulseSetAcc-PulseSet2*PulseSetFltCnt is carried out to the second umber of pulse
Digital filter；Wherein, PulseSetAcc is accumulated value, and PulseSetFltCnt is filter times, and PulseSetFltRem is filter
Ripple remainder, PulseSet2 is the second umber of pulse.
Step S1212：Moving average filter is carried out to the second umber of pulse.
Wherein step S1212 can only carry out moving average filter to the second umber of pulse, can also be to the second umber of pulse
The laggard line slip average filter of digital filter is carried out, can also be averaged carrying out digital filter advance line slip to the second umber of pulse
Filtering.Accordingly, the second umber of pulse that step S130 is obtained is the second umber of pulse after filtering.
In one embodiment, as shown in Fig. 2 the plastic-wire drawing machine winding control method also includes：
Step S210：Register ratio r and the first motor number of pole-pairs p is obtained according to device parameter, reception system works as front
Rate signal V and current take-up spool coil diameter d.Current linear velocity signal V is obtained according to the roller that tests the speed of plastic-wire drawing machine, can also
Obtain by other means, such as external equipment test is obtained, current take-up spool coil diameter d can be by the data acquisition of preservation
It can be obtained with on-the-spot test.
Step S220：The main given frequency f1 of frequency converter is calculated using formula f1=rpV/60 π d.
The main given frequency f1 of frequency converter is calculated according to the step S210 parameters obtained.
Step S230：Plastic-wire drawing machine also includes tension force acquisition device, and the tension force acquisition device obtains feedback tension value,
Regulating frequency f2 is obtained according to the error of pre-set tension value and feedback tension value.
Process PID (PID regulating) is carried out according to the error of setting tension value and feedback tension value to adjust, regulation
The frequency gone out is calculated as regulating frequency f2.
Step S240：Main given frequency f1 and regulating frequency f2 superpositions are obtained into the first motor final output frequency f.
The regulating frequency f2 superpositions calculated according to the step S220 main given frequency f1 calculated and step S230
Afterwards, as the first motor final output frequency：F=f1+f2.
Step S250：Current linear velocity signal V is obtained again, and using formula d=rpV/60, f does not obtain current take-up spool
Coil diameter d.
According to the first motor final output frequency f and current linear velocity V, calculated currently using formula d=rpV/60 π f
Take-up spool coil diameter d.
Step S260：The return to step S220 if winding work is not completed.Step is circulated if winding work is not completed
Rapid S220- step S230- step S240- step S250, finally realize that take-up overall process constant-tension is controlled.Make in wrapup procedure
In be difficult that winding change of line speed, and then tension variation occurs, tension force is bigger than normal, can cause occur wire drawing in wrapup procedure
Attenuate, break, fold the problems such as.Tension force is less than normal, can cause the winding not bad phenomenon such as consolidation.
In one of the embodiments, as shown in figure 5, host computer includes in-local equipment and external equipment, the machine behaviour
It can be guidance panel to make equipment, or other operating mechanisms, external equipment can be computer, programmable logic controller (PLC)
Or the equipment such as touch-screen (PLC).In-local equipment can pass through RS485 and inverter communication.Can also by RS232,
The modes such as USB, IIC and inverter communication.MODBUS communications protocol can be used, it would however also be possible to employ other communications protocol.Outside
Portion's equipment can also pass through the modes such as RS232, USB, IIC, network interface and frequency conversion by RS2325 and inverter communication
Device is communicated.In-local equipment and external equipment can also wirelessly with inverter communication, wireless mode can be indigo plant
The mode such as tooth, WIFI, infrared, sound wave.
As shown in figure 3, frequency converter obtains the first control signal that host computer is sent, frequency converter is selected according to the first control signal
Select frequency converter and in-local equipment or peripheral device communication.Can be by the access terminal condition adjudgement host computer of guidance panel
Type, when it is high level to access terminal, host computer is in-local equipment, and when it is low level to access terminal, host computer is
External equipment, access terminal can be USB terminals, RS485 terminals, RS232 terminals etc., directly can also be connected by data wire
Connect.Can also be upper when input signal includes connection signal by the input-signal judging host computer type of external equipment
Machine is external equipment, and when in input signal without connection signal is included, host computer is in-local equipment.
In one embodiment, frequency converter includes the first digital signal processor (DSP1) and the second digital signal processor
(DSP2), wherein first the first motor of DSP CONTROL, the motor of the second DSP CONTROL second.
Frequency converter obtains the second control signal that host computer is sent, and frequency converter selects the first Digital Signal Processing according to the second control signal
Device or the second digital signal processor are controlled by host computer.If host computer is in-local equipment such as guidance panel, Ke Yitong
Cross between on guidance panel button handover operation panel and the first digital signal processor and the second digital signal processor
Communication, can for button it is invalid when, the first digital signal processor is used as slave station, guidance panel and the first Digital Signal Processing
Device communicates and then controls the first motor；When button is effective, the second digital signal processor is used as slave station, guidance panel and the second number
Word signal processor communicates and then controls the first motor.The first motor of convenient control and the second motor.Above-mentioned button can be used and touched
Touch the replacement such as screen, switch.
In the present embodiment, when can be controlled by host computer with the second digital signal processor by the first data signal at
Manage device and upper machine communication.First digital signal processor is as terminal, and guidance panel and the second digital signal processor are logical
Cross the first digital signal processor and complete data relay realization communication, and then control the first motor.It can optimize inside frequency converter
Cabling.
In one embodiment, Fig. 3 is the flow chart of frequency converter and upper machine communication method, after starting,
Step S310：Obtain the level state that guidance panel accesses terminal；If high level, then step S320 is performed,
If low level, then step S410 is performed；
Step S320：Switching host computer is guidance panel, and communication data comes from guidance panel；
Step S330：Obtain the validity of some button on guidance panel；If it is valid, performing step S340, such as
It is really invalid, then perform step 350；
Step S340：First digital signal processor is used as terminal, transfer guidance panel and the second Digital Signal Processing
Communication data between device, guidance panel controls the second motor, then performs step S500；
Step S350：First digital signal processor is communicated as slave station, guidance panel and the first digital signal processor,
The first motor is controlled, step S500 is then performed；
Step S410：Switching external equipment is host computer, and communication data comes from host computer, programmable logic controller (PLC)
The equipment such as main frame；
Step S420：Parse communication frames and obtain address；
Step S430：Check address whether zero, if it is, perform step S470, if it is not, then perform step
S440；
Step S440：Check whether address is consistent with the address that the first digital signal processor is set, if it is,
Step S480 is performed, if it is not, then performing step S450；
Step S450：Check whether address is consistent with the address that the second digital signal processor is set, if it is,
Step S460 is performed, if it is not, then performing step S490；
Step S460：First digital signal processor is terminal, between transfer host computer and the second digital signal processor
Communication data, control the second motor, then perform step S500；
Step S470：Broadcast data frame, host computer controls the first motor and the second motor simultaneously, then performs step
S500；
Step S480：First digital signal processor is communicated as slave, host computer and the first digital signal processor, control
The first motor is made, step S500 is then performed；
Step S490：First digital signal processor and the second digital signal processor are all not responding to upper machine communication please
Ask, then perform step S500；
Step S500：It is determined that communication terminal device terminates.
In one embodiment, as shown in figure 4, a kind of plastic-wire drawing machine winding system, including：
First motor 31, for driving take-up spool 32 to wind；
Second motor 41, for driving spiral reciprocating screw rod 42 to complete winding pattern forming；
Frequency converter 20, for controlling the first motor 31 and the second motor 41 to operate.
Frequency converter 20 is additionally operable to acquisition first motor 31 and turns over corresponding first umber of pulse of angle.First obtain the first electricity
The code device signal of arbor, and pass through the first quadrature coding pulse circuit (QEP Quadrature built in frequency converter 20
Encoder Pulse) counting module counts to get the first motor and turns over the corresponding first umber of pulse PulseSetl of angle.
Then the second pulse of the second motor 41 of correspondence is calculated according to first umber of pulse and default transmission ratios
Number.The transmission ratios conversion of the first motor 31 and the second motor 41 that effect of decorative patterns as requested is set calculates the first motor
The umber of pulse of the second motor 41 corresponding to 31 umber of pulse, after changing into the second motor 41 umber of pulse PulseSet2.
Second umber of pulse is subsequently converted to the given frequency of the second motor 41 of correspondence.According to the second motor 41
Umber of pulse PulseSet2 is converted to the corresponding given frequency WmSet1 of second motor 41.
Then obtain second motor 41 and turn over corresponding 3rd umber of pulse of angle.By second built in frequency converter just
Hand over coded pulse circuit (QEP Quadrature Encoder Pulse) counting module to count the second motor 41 and turn over angle pair
The 3rd umber of pulse PulseFed answered.
Followed by the adjustment frequency that the second motor 41 is obtained according to the error of first umber of pulse and the 3rd umber of pulse.Root
The error E rr=PulseSet for the umber of pulse that the umber of pulse turned over according to the first motor is turned over the second motor
PulseFed, carries out position ring calculating processing, the adjustment frequency WmSet2 of the second motor 41 is obtained, to reduce second
Motor 41 follows the error of the first motor 31.
The given frequency of second motor 41 and adjustment frequency superposition are finally obtained into the final of the second motor 41
Output frequency.Obtain controlling the final output frequency of the second motor 41 after frequency WmSet1 and frequency WmSet2 superpositions：
WmSet=WmSet1+WmSet2.
In one embodiment, plastic-wire drawing machine winding system also includes：
Test the speed roller 52, for obtaining wire drawing current linear velocity signal and current linear velocity being sent into frequency converter；
Tension force acquiring unit 51, for obtaining current wire drawing feedback tension value and feedback tension value being sent into frequency converter；
Frequency converter 20 is additionally operable to obtain current take-up spool coil diameter d according to formula d=rpV/60 π f.Wherein, r passes for machinery
Dynamic ratio, p is the first motor number of pole-pairs, and V is current linear velocity signal.
Then the main given frequency f1 of frequency converter is obtained according to formula f1=rpV/60 π d；Wherein, r is register ratio, and p is
First motor number of pole-pairs, V is that current linear velocity signal, d are current take-up spool coil diameter.
Error then according to pre-set tension value and feedback tension value obtains regulating frequency f2；According to setting tension value and instead
The error for presenting tension value carries out process PID (PID regulating) regulations, and the frequency adjusted out is calculated as regulating frequency f2.
Main given frequency f1 and regulating frequency f2 superpositions are finally obtained into the final output frequency f of the first motor 31.Root
After main given frequency f1 and regulating frequency f2 superpositions, the final output frequency of the first motor 31 is used as：F=f1+f2.
In the present embodiment, plastic-wire drawing machine winding system connection wire drawing machine outgoing line part 10, take-up spool 32 and spiral
Metallic channel 33 is provided between reciprocating screw rod 42, the first motor 31 also sends power good signal to the PI pins of frequency converter.Plastics
The feedback tension value that the tension force acquiring unit 51 of wire drawing machine winding system is obtained is sent to the second input AI2 of frequency converter,
Power acquiring unit can be tension force swing rod or tension sensor.The linear velocity signal that test Kun is obtained is sent to frequency conversion
The first input end A11 of device.
In one of the embodiments, frequency converter obtains the first control signal that host computer is sent, and frequency converter is according to first
Control signal selects frequency converter and in-local equipment or peripheral device communication.Can be by the access terminal state of guidance panel
Host computer type is judged, when it is high level to access terminal, host computer is in-local equipment, when access terminal is low level
When, host computer is external equipment.Can be by the input-signal judging host computer type of external equipment, when input signal includes
When connecting signal, host computer is external equipment, and when in input signal without connection signal is included, host computer sets for in-local
It is standby.
In one embodiment, as shown in fig. 6, frequency converter 20 includes the first digital signal processor (DSP1) 21 and second
Digital signal processor (DSP2) 22, wherein the first digital signal processor 21 is used to control the first motor, the second data signal
Processor 22 is used to control the second motor.Frequency converter obtains the second control signal that host computer is sent, and frequency converter is according to the second control
The digital signal processor of signal behavior first or the second digital signal processor processed are controlled by host computer.If host computer is the machine
Operation equipment such as guidance panel, can pass through the button handover operation panel and the first Digital Signal Processing on guidance panel
Communication between device and the second digital signal processor, when can be that button is invalid, the first digital signal processor be used as slave station, behaviour
Make panel and the first digital signal processor communicates and then controls the first motor；When button is effective, the second digital signal processor
As slave station, guidance panel and the second digital signal processor communicate and then control the first motor.The first motor of convenient control and
Second motor.Above-mentioned button can be replaced with touch-screen, switch etc..
In the present embodiment, when can be controlled by host computer with the second digital signal processor by the first data signal at
Manage device and upper machine communication.First digital signal processor is as terminal, and guidance panel and the second digital signal processor are logical
Cross the first digital signal processor and complete data relay realization communication, and then control the first motor.It can optimize inside frequency converter
Cabling.
In the above-described embodiments, frequency converter can be a frequency converter, built-in first digital signal processor and the second number
Word signal processor, realizes first the first motor of DSP CONTROL, second the second electricity of DSP CONTROL
Machine.Can also be two frequency converters, respectively including the first digital signal processor and the second digital signal processor.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of plastic-wire drawing machine winding control method, it is characterised in that the plastic-wire drawing machine includes driving take-up spool and received
The first motor, the driving spiral reciprocating screw rod of volume complete the second motor of winding pattern forming and control first motor and
The frequency converter of second motor operating, methods described includes：
Obtain first motor and turn over corresponding first umber of pulse of angle；
The second umber of pulse of the second motor of correspondence is calculated according to first umber of pulse and default transmission ratios；
Second umber of pulse is converted to the given frequency of the second motor of correspondence；
Obtain second motor and turn over corresponding 3rd umber of pulse of angle；
The adjustment frequency of the second motor is obtained according to the error of first umber of pulse and the 3rd umber of pulse；
The given frequency of second motor and adjustment frequency superposition are obtained to the final output frequency of the second motor.
2. plastic-wire drawing machine winding control method according to claim 1, it is characterised in that described by second pulse
Number also includes before being converted to the given frequency step of the second motor of correspondence：
Second umber of pulse is filtered.
3. plastic-wire drawing machine winding control method according to claim 2, it is characterised in that described to second pulse
Number be filtered including：
Using formula PulseSetAcc=PulseSetFltRem* (PulseSetFltCnt-1)+PulseSet2+
PulseSet2*(PulseSetFltCnt-1)/PulseSetFltCnt；
PulseSet2=PulseSetAcc/PulseSetFltCnt；
PulseSetFltRem=PulseSetAcc-PulseSet2*PulseSetFltCnt carries out inertia to the second umber of pulse
Filtering；Wherein, PulseSetAcc is accumulated value, and PulseSetFltCnt is filter times, and PulseSetFltRem is remaining for filtering
Number, PulseSet2 is the second umber of pulse.
4. the plastic-wire drawing machine winding control method according to Claims 2 or 3, it is characterised in that described to described second
Umber of pulse be filtered including：
Moving average filter is carried out to the second umber of pulse.
5. plastic-wire drawing machine winding control method according to claim 1, it is characterised in that methods described also includes：
Obtain register ratio r, the first motor number of pole-pairs p, current linear velocity signal V, current take-up spool coil diameter d；
Using formula f1=rpV/60, d does not calculate the main given frequency f1 of frequency converter；
The plastic-wire drawing machine also includes tension force acquisition device, and the tension force acquisition device obtains feedback tension value, according to default
The error of tension value and the feedback tension value obtains regulating frequency f2；
Main given frequency f1 and regulating frequency the f2 superposition is obtained into the first motor final output frequency f；
Current linear velocity signal V is obtained again, and current take-up spool coil diameter d is obtained using formula d=rpV/60 π f；
The step of calculating frequency converter main given frequency f1 is returned if winding work and not completing.
6. plastic-wire drawing machine winding control method according to claim 1, it is characterised in that the frequency converter obtains upper
The first control signal that machine is sent, the host computer includes in-local equipment and external equipment, and the frequency converter is according to first
Control signal selects frequency converter and in-local equipment or peripheral device communication.
7. the plastic-wire drawing machine winding control method according to claim 1 or 6, it is characterised in that the frequency converter includes
First digital signal processor and the second digital signal processor, the motor of the first DSP CONTROL first, institute
State second the second motor of DSP CONTROL；
The frequency converter obtains the second control signal that host computer is sent, and the frequency converter selects first according to the second control signal
Digital signal processor or the second digital signal processor are controlled by host computer.
8. plastic-wire drawing machine winding control method according to claim 7, it is characterised in that at second data signal
Reason device is when being controlled by host computer by the first digital signal processor and upper machine communication.
9. a kind of plastic-wire drawing machine winding system, it is characterised in that including：
First motor, for driving take-up spool to wind；
Second motor, for driving spiral reciprocating screw rod to complete winding pattern forming；
Frequency converter, for controlling the first motor and the operating of the second motor；For obtaining first motor, to turn over angle corresponding
First umber of pulse；The second umber of pulse of the second motor of correspondence is calculated according to first umber of pulse and default transmission ratios；
Second umber of pulse is converted to the given frequency of the second motor of correspondence；Obtain second motor and turn over angle corresponding
Three umber of pulses；The adjustment frequency of the second motor is obtained according to the error of first umber of pulse and the 3rd umber of pulse；By described
The given frequency and adjustment frequency superposition of two motors obtain the final output frequency of the second motor.
10. plastic-wire drawing machine winding system according to claim 9, it is characterised in that also include：
Test the speed roller, for obtaining wire drawing current linear velocity signal and current linear velocity being sent into frequency converter；
Tension force acquiring unit, for obtaining current wire drawing feedback tension value and feedback tension value being sent into frequency converter；
Frequency converter is additionally operable to obtain the main given frequency f1 of frequency converter according to formula f1=rpV/60 π d；According to pre-set tension value and instead
The error for presenting tension value obtains regulating frequency f2；Main given frequency f1 and regulating frequency f2 superpositions are obtained into the first motor most
Whole output frequency f；Current take-up spool coil diameter d is obtained according to formula d=rpV/60 π f；Wherein, r is register ratio, and p is
One motor number of pole-pairs, V is current linear velocity signal, and d is current take-up spool coil diameter.
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| CN201710241882.4A CN107186986A (en) | 2017-04-13 | 2017-04-13 | Plastic-wire drawing machine winding control method and winding system |
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| CN201710241882.4A CN107186986A (en) | 2017-04-13 | 2017-04-13 | Plastic-wire drawing machine winding control method and winding system |
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| CN201710241882.4A Pending CN107186986A (en) | 2017-04-13 | 2017-04-13 | Plastic-wire drawing machine winding control method and winding system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108062079A (en) * | 2017-12-21 | 2018-05-22 | 深圳市英威腾电气股份有限公司 | Control equipment, subordinate line control device and the corresponding method of production line operation |
| CN108681237A (en) * | 2018-02-27 | 2018-10-19 | 深圳市海浦蒙特科技有限公司 | Wire drawing machine winding frequency converter control method, device, computer equipment and medium |
| CN108762114A (en) * | 2018-02-27 | 2018-11-06 | 深圳市海浦蒙特科技有限公司 | Wire drawing machine control method, device, wire drawing machine control device and storage medium |
| CN109343407A (en) * | 2018-10-26 | 2019-02-15 | 苏州安驰控制系统有限公司 | A kind of method, driving control system and the relevant apparatus of wire drawing machine control |
| CN109396202A (en) * | 2018-10-26 | 2019-03-01 | 苏州安驰控制系统有限公司 | A kind of method, apparatus and storage medium of wire drawing machine take-up control |
| CN109647926A (en) * | 2018-12-26 | 2019-04-19 | 贵州航天南海科技有限责任公司 | A kind of admission machine take-up block control system |
| CN109647925A (en) * | 2018-12-20 | 2019-04-19 | 贵州航天南海科技有限责任公司 | A kind of wire drawing machine winding control method |
| CN116736782A (en) * | 2023-08-15 | 2023-09-12 | 苏州伟创电气科技股份有限公司 | Synchronous control method and device for loom, storage medium and loom |
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| CN105417283A (en) * | 2015-12-29 | 2016-03-23 | 河南省通信电缆有限公司 | Automatic control system for gathering and laying of cables |
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| CN105417283A (en) * | 2015-12-29 | 2016-03-23 | 河南省通信电缆有限公司 | Automatic control system for gathering and laying of cables |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108062079A (en) * | 2017-12-21 | 2018-05-22 | 深圳市英威腾电气股份有限公司 | Control equipment, subordinate line control device and the corresponding method of production line operation |
| CN108681237A (en) * | 2018-02-27 | 2018-10-19 | 深圳市海浦蒙特科技有限公司 | Wire drawing machine winding frequency converter control method, device, computer equipment and medium |
| CN108762114A (en) * | 2018-02-27 | 2018-11-06 | 深圳市海浦蒙特科技有限公司 | Wire drawing machine control method, device, wire drawing machine control device and storage medium |
| CN108681237B (en) * | 2018-02-27 | 2021-08-10 | 深圳市海浦蒙特科技有限公司 | Control method and device for winding frequency converter of wire drawing machine, computer equipment and medium |
| CN109343407A (en) * | 2018-10-26 | 2019-02-15 | 苏州安驰控制系统有限公司 | A kind of method, driving control system and the relevant apparatus of wire drawing machine control |
| CN109396202A (en) * | 2018-10-26 | 2019-03-01 | 苏州安驰控制系统有限公司 | A kind of method, apparatus and storage medium of wire drawing machine take-up control |
| CN109396202B (en) * | 2018-10-26 | 2021-07-13 | 苏州安驰控制系统有限公司 | Method and device for controlling wire take-up of wire drawing machine and storage medium |
| CN109647925A (en) * | 2018-12-20 | 2019-04-19 | 贵州航天南海科技有限责任公司 | A kind of wire drawing machine winding control method |
| CN109647926A (en) * | 2018-12-26 | 2019-04-19 | 贵州航天南海科技有限责任公司 | A kind of admission machine take-up block control system |
| CN116736782A (en) * | 2023-08-15 | 2023-09-12 | 苏州伟创电气科技股份有限公司 | Synchronous control method and device for loom, storage medium and loom |
| CN116736782B (en) * | 2023-08-15 | 2023-12-08 | 苏州伟创电气科技股份有限公司 | Synchronous control method and device for loom, storage medium and loom |
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