CN205973266U - Reduce equipment of after -combustion dog -ear - Google Patents
Reduce equipment of after -combustion dog -ear Download PDFInfo
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- CN205973266U CN205973266U CN201620902445.3U CN201620902445U CN205973266U CN 205973266 U CN205973266 U CN 205973266U CN 201620902445 U CN201620902445 U CN 201620902445U CN 205973266 U CN205973266 U CN 205973266U
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- unwrapping wire
- combustion
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Abstract
The utility model relates to an optic fibre is at coiling equipment optimization development field, concretely relates to reduce equipment of after -combustion dog -ear. Including rewinder, control and display, the rewinder includes the unwrapping wire tip, receives line terminal subtotal guide pulley linkage unit, the rewinder left side is provided with receive and releases the line terminal part, and the rewinder right side is provided with the unwrapping wire tip, is provided with the guide pulley linkage unit between unwrapping wire tip and the receipts line terminal part, the unwrapping wire tip includes drawing drum, unwrapping wire chuck clamping device, unwrapping wire end step motor, puts filament pole, pay off rack, puts filament pole drive machine, the guide pulley linkage unit includes that unwrapping wire guide pulley, optic fibre press from both sides the tight pulley, receive the wire carrier, receipts line terminal part is pressed from both sides tight pulley, take -up reel chuck, is received wire coil support including take -up reel, receipts line terminal step motor, receipts filament pole, receipts filament rod -drive step motor, dance wheel, dance wheel potentiometre, tension sheave, optic fibre.
Description
Technical field
The utility model relates to optical fiber develops field and in particular to a kind of reduce after-combustion knuckle in winding equipment optimization
Equipment.
Background technology
Rewinding machine is applied widely in optical fiber fabrication arts.In the manufacturing industry needing rewinding equipment, the height of knuckle rate
It is low that to technological parameter, the quality of product quality has very big impact, but the complex process due to rewinding equipment, parameter changeable,
The operation how operation inertia greatly, therefore controls rewinding machine plays an important role to the height of after-combustion knuckle parameter.
After-combustion knuckle Producing reason predominantly winding displacement is bad, jumping fiber, and tension force is abnormal, and guide wheel is dumb etc..
Typically after-combustion winding displacement is adjusted using PID control in prior art.PID control is proportional, integration and three kinds of differential
Control mode, each control mode has the control feature of its uniqueness.It is a kind of most basic control mode that ratio controls, its
The output of controller relation proportional to input error signal, has and reflects that speed is fast, control timely feature, but can not eliminate
The steady-state error of system.The output of integration control is proportional with the integration of input error signal, can eliminate the steady of system
State error, integral term depends on the integration of time to error, increases over time, integral term can increase, thus promoting control
The output of device increases makes steady-state error reduce further, and until steady-state error is zero, but integration control has hysteresis characteristic, no
Quickly error effectively can be controlled to adjust.Output and the differential of input error signal that differential controls（I.e. error
Rate of change）Proportional, automatic control system during the regulation overcoming error it is possible that vibration even unstability, its
Reason is that its change always lags behind due to there are larger inertia assembly or having lag module, having the effect of suppression error
The change of error.At this moment system needs to introduce the differential action, carrys out the trend of forecast error change, it is to avoid seriously the surpassing of controlled volume
Adjust.
Rewind tension also results in the rising of after-combustion knuckle rate extremely, how preferably to control the tension force of after-combustion, is also relatively
For crucial.Tension force affects the performance of optical cable, such as temperature, stress, refraction, scattering etc., only realizes stablizing of fiber tension,
Enable the parameter stability of optical fiber.
Content of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of equipment reducing after-combustion knuckle, is
A kind of effective, accurate winding displacement mode, and more accurately constant tension control model.This utility model is changed by equipment
Make, reduce the knuckle rate of after-combustion optical fiber, improve the performance of equipment.
The suffered tension force during after-combustion of optical fiber can cause the added losses of optical fiber, and optical fiber surface is subject to for a long time
Can rupture to during larger tension force effect, without prejudice for protection optical fiber, and loss is limited within the specific limits, this after-combustion
Machine is provided with takeup tension control.During optical fiber after-combustion, the change of tension force is reflected by the inflection point of dancing wheel.Work as dancing
When wheel position deflects, verify this change with the potentiometer of dancing wheel linkage, and feed back to single-chip microcomputer in the form of voltage
AT89C51, single-chip microcomputer is through PID（Proportional-integral-differential）After computing, output control voltage signal, to control main shaft to receive
Line motor changes rotating speed, so that dancing wheel is horizontal all the time, and takeup tension keeps constant.
A kind of equipment reducing after-combustion knuckle is to take technical scheme below to realize：
A kind of equipment reducing after-combustion knuckle includes rewinding machine, control and display, and described rewinding machine includes unwrapping wire end
Point, take-up end part and guide wheel connection unit；
It is provided with folding and unfolding thread end on the left of described rewinding machine to divide, on the right side of rewinding machine, be provided with unwrapping wire end part, unwrapping wire end
Point and take-up end divide between be provided with guide wheel connection unit.
Unwrapping wire end divide including draw drum, unwrapping wire clamping apparatus for disc, unwrapping wire end motor, unwrapping wire screw mandrel, pay off rack and
Unwrapping wire screw rod transmission motor.Unwrapping wire screw mandrel is arranged on unwrapping wire end subsystem frame top, and unwrapping wire screw rod transmission motor is arranged on unwrapping wire
End subsystem frame side, unwrapping wire screw rod transmission motor is connected with unwrapping wire screw mandrel, and pay off rack is arranged on unwrapping wire screw mandrel, unwrapping wire screw mandrel
Driving motor drives pay off rack to move by screw mandrel, drives draw drum to rotate, thus carrying out unwrapping wire.Unwrapping wire clamping apparatus for disc has
Unwrapping wire disc clamp head, unwrapping wire disc carrier, unwrapping wire disc carrier is arranged on the right side of after-combustion frame, and unwrapping wire disc carrier is provided with unwrapping wire disk folder
Head, draw drum is contained on unwrapping wire disc clamp head, and unwrapping wire motor is arranged on unwrapping wire disc carrier side, and unwrapping wire end motor is driven
Unwrapping wire disc clamp head controls draw drum to rotate payingoff speed.
Guide wheel connection unit is arranged on after-combustion central rack, and guide wheel connection unit includes unwrapping wire guide wheel, fiber gripper traction
Wheel, take-up guide wheel.
Take-up end is divided including take-up reel, take-up end motor, take-up screw mandrel, take-up screw rod transmission motor, dance
Step wheel, dancing wheel potentiometer, straining pulley, fibre clip bearing up pulley, take-up disc clamp head and take-up disc carrier.Take-up screw mandrel is arranged on take-up
End subsystem frame top, take-up screw mandrel end is arranged on equipped with take-up screw rod transmission stepping motor, take-up end motor
Take-up end subsystem frame side, take-up end drives take-up reel to carry out take-up by the rotation of take-up end motor, and dancing wheel is pacified
It is contained in the middle of take-up end motor and take-up screw mandrel, dancing wheel potentiometer, dancing wheel electricity are fed back to by the action of dancing wheel
Position device feeds back signal to take-up end motor, thus it is consistent to reach control folding and unfolding linear velocity.Take-up end motor adopts three
Phase six claps motor.
Take-up end motor is arranged on take-up end partial left side, by take-up screw mandrel move left and right through take-up stand Lai
Control winding displacement, straining pulley is positioned in the middle of fibre clip bearing up pulley, straining pulley equipped with tension pick-up, for the precise control of tension force.
Fibre clip bearing up pulley equipped with driving motor, for optical fiber Traction Drive, clamping.
Described control and display include motor interface circuit, tension force testing circuit, Single-chip Controlling three-phase six
Clap motor motor and tension force circuit, velocity sensor, Rotating speed measring circuit, industrial computer.
Motor is controlled using C51 Single-chip Controlling stepper, the driving current due to single-chip microcomputer typically all compares
Little it is impossible to direct-driving motor work, so single-chip microcomputer I/O mouth output must connect drive circuit, i.e. power drive, be just able to
Control motor normal work.The concrete control of C51 single-chip microcomputer is as follows：
Click on when starting to start and be in the state of stopping operating, with keyboard control keyboard lock, step number, rotating forward, reversion.With
80c51 is as master control chip.ULN2003 is used for the drive control of motor.
Position coder is used for detecting rotating speed and the position of stepping motor, feeds back to C51 single-chip microcomputer, controlled motor
Running speed.
In tension force testing circuit, the tension pick-up model NS-WL1 pull pressure sensor of use, for the detection of tension force,
And feed back to C51 single-chip microcomputer, for the control of speed.
During equipment work, required various running parameters need to be inputted to industrial computer with keyboard, various work when equipment runs
On the display screen that state is also required to be simultaneously displayed on industrial computer, therefore industrial computer becomes the manager of equipment operation, but due to row
The requirement of real-time of line process is very strong, and the restriction of working condition sampling rate, and the speed of industrial computer is unable to reach requirement, is
This is provided with slave computer, and chip microprocessor does in-situ processing, complete winding displacement action and recording equipment running status give upper
Machine is processed, and slave computer controls using AT89C51 one-chip computer module, and module adopts high density nonvolatile storage manufacturing technology system
Make, mutually compatible with the MCS-51 instruction set of industrial standard and output pin.Due to by multi-functional 8 bit CPUs and flash memory group
It is combined in one single chip, the AT89C51 of ATMEL is a kind of efficient microcontroller.（As shown in Figure 4）Use this Single-chip Controlling,
The temperature being capable of tension force controls surely, is very helpful to reducing after-combustion knuckle.
For the various states during raising line type precision and accurate process winding displacement, we used stepping motor
Carry out winding displacement control, stepping motor has the accurate advantage of walking, and this point, to improving line type precision particular importance, is
Obtain the rotary speed information of take-up pulley, encoder is had on the main shaft of take-up end motor, encoder principle is a code-disc, uniformly
Have hole position, in hole position both sides, transmission optocoupler is installed, when take-up end motor rotates, when the hole position on code-disc passes through optocoupler
Produce pulse, this pulse is sent in the intervalometer of CPU, by calculating pulse spacing and pulse width, just may be used
Know the velocity of rotation of take-up end fiber reel, the rotary speed information of motor can be obtained in the same manner, when take-up pulley rotates, by meter
Calculate the velocity of rotation knowing take-up pulley, and the due rotary speed of motor is gone out according to the winding displacement distance computation setting, control
Step-by-step impulse generator produces required pulse, so that motor is rotated by command speed, drives take-up stand translation by screw mandrel, complete
Become winding displacement action.（This Single Chip Microcomputer (SCM) system major control take-up end winding displacement）.
The anglec of rotation of motor interface circuit major control motor and running speed, to be realized to duty with this
The control of ratio, reaches the control to idling.Motor interface circuit is through hex inverter（74LS04）Negative arteries and veins is exported after paraphase
Punching, through Universal photoelectric bonder（4N25）Export positive pulse after isolation paraphase, drive multiple tube to open, winding base ground connection is made
Electric current flows through winding.
Tension force testing circuit adopts tension pick-up, model NS-WL1 pull pressure sensor, using S type shear constitution,
Have the advantages that certainty of measurement is high, installation is easy, easy to use.The running voltage of sensor is DC24V, using analog output
Signal, it is 0-5KG that 0-5V exports corresponding range, before use, sensor need to be returned to zero, and adjusts and is demarcated at full capacity.
In use, the outside active force applying cannot be greater than the range of sensor.（Tension force testing circuit is used for take-up end and controls
System）
A kind of control method of the equipment reducing after-combustion knuckle, is to take following steps：
（1）Winding displacement controls
In the work system of rewinding machine, completed using three-phase six-beat stepper motor coiling forward, be moved rearwards by and
Jump the functions such as section.Under the cooperation of program, displacement is become angle into by leading screw, just enable being accurately positioned of coiling, thus
Reach the final purpose of precise wire arrangement.
Stepping motor is a kind of electromechanical compo that electric pulse signal is converted into corresponding angular displacement and displacement of the lines, leads to
Say that it just runs a step it is simply that an additional pulse signal is when this motor, it is substantially a kind of multiphase or list popularly
Phase synchronous motor.Single-phase stepped motor is driven by single channel electric pulse, the general very little of output, and its purposes is micropower
Drive, for example, be used for driving the pointer of mechanical type accutron.Multiphase stepping motor is driven by multiphase square-wave pulse, and purposes is very
Extensively.Motor typically all refers to multiphase stepping motor, and during using multiphase stepping motor, single channel electric impulse signal can first lead to
Extra pulse allotter is changed into multiphase pulse signal, then is respectively fed to each phase winding of motor after power amplification.Often input one
To pulsqe distributor, the "on" position of each phase of motor just changes, and rotor can turn over certain angle for individual pulse.Normal fortune
In the case of row, the total angle that stepping motor turns over is directly proportional to umber of pulse, during the pulse of continuous input certain frequency, motor
The frequency of rotating speed and input pulse keep strict corresponding relation, not changed by voltage pulsation and load is affected.Due to step
Enter electronic function and directly accept digital quantity input, so being particularly suitable for microcomputer control.
The impact to after-combustion winding displacement for the original position of winding displacement is also very big, and the starting point sometimes requiring that winding displacement is not or not the side of take-up reel
Edge, but away from a certain distance to a declared goal in edge, line home position control now to be entered.By input through keyboard initial position data, monolithic
Machine calculates the angle that glass pulley should rotate, and is converted to the number of the step-by-step impulse of needs, controls step-by-step impulse generator to produce phase
Answer the pulse of number, drive stepping motor rotates to an angle.Drive take-up pulley to move to the distance specified by leading screw, complete
Initial position is arranged.
The speed of mainshaft unstable, on the one hand cause the unstable of fiber tension, on the other hand cause winding displacement pitch not
Uniformly, these all can make product quality be subject to extreme influence.Now speed of mainshaft close loop control circuit is formed by single-chip microcomputer.Change
Machine spindle rotating speed opened loop control is closed loop control, stable to obtain excellent motor output characteristics and good output speed
Property.
In the manual winding process of optical fiber, the stacking that the initial position of optical fiber or optical fiber need to be occurred in winding process
Phenomenon is adjusted.Single-chip Controlling motor during normal automatic running, drive stepping motor rotates to an angle.Logical
Cross leading screw drive take-up pulley movement to realize optical fiber is stable, tight coiling.
Winding displacement on take-up reel, drags ball-screw to carry out with motor.And the speed of motor depends on
Frequency in the originating party wave impulse of outside institute.The system to realize square-wave pulse by single-chip microcomputer, the size of its frequency and take-up motor
Angular velocity（wt）, winding displacement spacing（P）, leading screw lift angle（hp）And the step angle of motor（θb）Relevant, computing formula is f
= 360×hp×wt/2π×θb ×P.Specific operation：In screening process, find that winding displacement is bad, in screening machine operating board
On, there is " left side adjustment ", " right side adjustment " key, wherein " left side adjustment " control screening shallow bid left end winding displacement, " right side adjustment " is controlled
System screening shallow bid right-hand member winding displacement, such as when optical fiber left end winding displacement is low, then adjust " left side adjustment " key to "+" direction, if tune
Save successfully, then " UNWEDSING " display lamp display green, such as when optical fiber left end winding displacement is higher, then adjust " left side adjustment " key
To "-" direction, right-hand member wire arranging method is consistent therewith.
Take-up reel motor interface circuit such as Fig. 2, main power device selects VMOS tube power module.Due to VMOS
For voltage-controlled device, easily it is subject to external interference, so that grid and the voltage of emitter-base bandgap grading is exceeded threshold voltage and cause device to mislead, having can
The same side pipe that upper and lower brachium pontis can be made simultaneously turns on, and causes short circuit.For this reason, and connecing two differential concatenations between grid and emitter-base bandgap grading
Stabilivolt DZ3 and DZ4.V2, V4, V5, V6 select VMOS device, and R, C, D constitute overvoltage protection, and RZ examines for overcurrent protection
Measuring resistance, in order to improve the steepness on edge before and after drive signal, and prevents from vibrating, sets up resistance R2 in grid.Four power tubes
Drive circuit is completed by special drive module TPS2813 that TI company produces.
VMOS tube power module, specializes in speed regualtion of AC motor device, inverter uses.For example U.S. IR company produces
IRFT001 pattern block, there is each three of N-channel, P-channel pipe inside, constitutes three-phase bridge structure.
VMOS field effect transistor（VMOSFET）Abbreviation VMOS pipe or power field effect pipe, its full name is V-groove MOS field effect
Pipe.It is efficient, the device for power switching that new development is got up after MOSFET.
（2）Tension force
Tension force process：The change of fiber tension is reflected by the inflection point of dancing wheel.Open during after-combustion
When power changes, dancing wheel deflects, and with the potentiometer of dancing wheel linkage, the change of dancing wheel angle degree is converted into voltage
Form, voltage signal through signal conditioning amplify, A/D conversion after, give single chip computer89C51, single-chip microcomputer by this
Force signal is compared with setting value, draws difference, by program this difference signal is carried out with PID computing, output control voltage,
Control take-up spindle motor to change rotating speed, so that dancing wheel is horizontal all the time, thus reaching the purpose controlling tension force.
Dancing wheel potentiometer selects OMRON/ Omron brand potentiometer, rated power：1（W）, resolution：12（%）, zero
Position resistance：10k（Ω）, insulation resistance：100（MΩ）.
Rewinding machine tension pick-up need to be compared calibration daily, is calibrated immediately, and rewinding machine tension pick-up contrasts：
Rewinding machine tension pick-up need to be compared calibration daily, calibrated immediately, remember on related form after carrying out an inspection daily
Record result.Proofreaded with 1Kg counterweight.Carry out counterweight during tension force Comparison calibration somewhat liftoff（5cm about）?.Production process
If in straining pulley be knocked, carry out warp tension ratio pair at once, confirm normal after just can enter to continue to produce.Comparison result is maintained at one
Within individual less error, normally, continue to produce.Comparison result exceeds in above range, then need to adjust in time.Comparison result
When differing larger, equipment need to be adjusted.
A kind of control method of the equipment reducing after-combustion knuckle, is summarized as follows：In the presence of fibre clip bearing up pulley, unwrapping wire end
Fiber reel rotates and completes passive unwrapping wire, and fibre clip bearing up pulley traction optical fiber supplies line through dancing wheel to take-up end fiber reel, in take-up
In journey, dancing wheel keeps balance to make tension force suffered by optical fiber consistent with setting value, take-up in the fiber reel rotary course of take-up end simultaneously
End motor winding displacement and take-up end fiber reel synchronous axial system, drive through take-up screw rod transmission motor transmission take-up screw mandrel and receive
Coil holder moves horizontally, winding displacement on the fiber reel of take-up end, passes through to detect take-up screw rod transmission motor winding displacement during winding displacement
The anglec of rotation know winding displacement width, make when reaching specified width, which width take-up screw rod transmission motor reversely rotate, realize from
Move and complete to, the setting of all parameters of this equipment and the display industrial computer of working condition, the micro- place of process of real time data
Reason device completes.
A kind of equipment reducing after-combustion knuckle and its control method advantage：
In the work system of rewinding machine, completed using three-phase six-beat stepper motor coiling forward, be moved rearwards by and
Jump the functions such as section.Under the cooperation of program, displacement is become angle into by leading screw, just enable being accurately positioned of coiling, thus
Reach the final purpose of precise wire arrangement, by adjusting winding displacement, knuckle can be made to make moderate progress.
Tension force, by the constant control of tension force so that the elasticity of optical fiber winding displacement can be constant.Thus after-combustion knuckle
Also it is improved.
Brief description
Below with reference to accompanying drawing, one step explanation is made to this utility model：
Fig. 1 is a kind of rewinding machine integral device structural representation.
Fig. 2 is a kind of Single-chip Controlling motor interface circuit figure of the equipment reducing after-combustion knuckle（This circuit is used in
In the winding displacement motor of take-up end）.
Fig. 3 is a kind of control of equipment reducing after-combustion knuckle and display device structure block diagram.
Fig. 4 is a kind of Micro Controller Unit (MCU) driving three-phase stepper motor schematic diagram of the equipment reducing after-combustion knuckle.
Fig. 5 is a kind of take-up end winding displacement control flow chart of the equipment reducing after-combustion knuckle.
In figure：
1st, unwrapping wire end, 2, guide wheel connection unit, 3, take-up end, 4, dancing wheel, 5, take-up end fiber reel, 6, unwrapping wire end optical fiber
Disk, 7, dancing wheel potentiometer, 8, industrial computer (control computer）, 9, take-up disc carrier, 10, take-up disc clamp head, 11, take-up end step
Stepper motor（Take-up reel winding displacement three-phase six-beat stepper motor）, 12, unwrapping wire screw rod transmission motor, 13, unwrapping wire motor, 14, put
Wire carrier, 15, fibre clip bearing up pulley, 16, take-up screw mandrel, 17, take-up stand, 18, unwrapping wire screw mandrel, 19, pay off rack, 20, rewinding machine machine
Frame, 21, take-up screw rod transmission motor, 22, take-up guide wheel, 23, unwrapping wire disc carrier, 24, unwrapping wire disc clamp head, 25, unwrapping wire end
Portion chassis, 26, take-up end subsystem frame, 27, straining pulley.
Specific embodiment
1-5, a kind of equipment of minimizing after-combustion knuckle referring to the drawings, described equipment includes rewinding machine, control and display 8,
Described rewinding machine includes unwrapping wire end part, take-up end part and guide wheel connection unit；
It is provided with folding and unfolding thread end on the left of described rewinding machine to divide（3）, on the right side of rewinding machine, it is provided with unwrapping wire end part（1）, put
Line end part（1）And take-up end is provided with guide wheel connection unit between dividing（3）.
Unwrapping wire end part（1）Including draw drum 6, unwrapping wire clamping apparatus for disc, unwrapping wire end motor 13, unwrapping wire screw mandrel 18,
Pay off rack 19, unwrapping wire screw rod transmission motor 12.Unwrapping wire screw mandrel 18 is arranged on unwrapping wire end subsystem frame 25 top, unwrapping wire screw rod transmission
Motor 12 is arranged on unwrapping wire end subsystem frame 25 side, and unwrapping wire screw rod transmission motor 12 is connected with unwrapping wire screw mandrel 18, pay off rack 19
It is arranged on unwrapping wire screw mandrel 18, unwrapping wire screw rod transmission motor 12 drives pay off rack 19 mobile by screw mandrel, drives 6 turns of draw drum
Dynamic, thus carrying out unwrapping wire.Unwrapping wire clamping apparatus for disc has unwrapping wire disc clamp head 24, unwrapping wire disc carrier 23, and unwrapping wire disc carrier 23 is installed
On the right side of after-combustion frame, unwrapping wire disc carrier 23 is provided with unwrapping wire disc clamp head 24, and draw drum 6 is contained on unwrapping wire disc clamp head 24, unwrapping wire
Motor 13 is arranged on unwrapping wire disc carrier 23 side, and unwrapping wire end motor 13 transmission unwrapping wire disc clamp head 24 controls draw drum 6
Rotate payingoff speed.
Guide wheel connection unit 2 is arranged in the middle part of after-combustion frame 20, and guide wheel connection unit 2 includes unwrapping wire guide wheel 14, fibre clip
Bearing up pulley 15, take-up guide wheel 22.
Take-up end part（3）Including take-up reel 5, take-up end motor 11, take-up screw mandrel 16, take-up screw rod transmission stepping
Motor 21, dancing wheel 4, dancing wheel potentiometer 7, straining pulley 27, fibre clip bearing up pulley 15, take-up disc clamp head 10, take-up disc carrier 9.
Take-up screw mandrel 16 is arranged on take-up end subsystem frame 26 top, and take-up screw mandrel 16 end is equipped with take-up screw rod transmission motor
21, take-up end motor 11 is arranged on take-up end subsystem frame 26 side, and turning of take-up end motor 11 is passed through at take-up end
Dynamic drive take-up reel 5 carries out take-up, and dancing wheel 4 is arranged in the middle of take-up end motor 11 and take-up screw mandrel 16, by dancing
The action of wheel 4 feeds back to dancing wheel potentiometer 7, and dancing wheel potentiometer 7 feeds back signal to take-up end motor 11, thus reaching
Control folding and unfolding linear velocity consistent.Take-up end motor 11 adopts three-phase six-beat stepper motor.
Take-up end motor 11 is arranged on take-up end part（3）Left side, take-up screw rod transmission motor 21 transmission is received
Filament bar 16 controls winding displacement by moving left and right of take-up screw mandrel 16 through take-up stand 17, and straining pulley 27 is positioned over fiber gripper
Wheel 15 in the middle of, straining pulley 27 equipped with tension pick-up, for the precise control of tension force.
Fibre clip bearing up pulley 15 equipped with driving motor, for optical fiber Traction Drive, clamping.
Described take-up end motor and take-up screw rod transmission motor adopt three-phase six-beat stepper motor.
Described control and display include motor interface circuit, tension force testing circuit, Single-chip Controlling three-phase six
Clap motor motor and tension force circuit, velocity sensor, Rotating speed measring circuit, industrial computer 8.（As accompanying drawing 3）.
A kind of equipment of described minimizing after-combustion knuckle, using Micro Controller Unit (MCU) driving three-phase six-beat motor, the I/O mouth of single-chip microcomputer
Output must connect drive circuit, i.e. power drive, is just controlled motor normal work；
Click on when starting to start and be in the state of stopping operating, with keyboard control keyboard lock, step number, rotating forward, reversion, adopt
With single-chip microcomputer as master control chip, driving chip is used for the drive control of motor.
Using C51 Micro Controller Unit (MCU) driving stepper to control stepping clap motor, due to single-chip microcomputer driving current typically all than
Less it is impossible to direct-driving motor work, so single-chip microcomputer I/O mouth output must connect drive circuit, stepper could be passed through
Controlled motor normal work.Shown in C51 single-chip microcomputer concrete control block diagram drawings described below 4：
Click on when starting to start and be in the state of stopping operating, with keyboard control keyboard lock, step number, rotating forward, reversion.With
80c51 is as master control chip.ULN2003 is used for the drive control of motor.The wherein keyboard scan in Keyboard Control
Program.
Velocity sensor is used for detecting the rotating speed of motor, feeds back to C51 single-chip microcomputer, the running speed of controlled motor.
In tension force testing circuit, the tension pick-up model NS-WL1 pull pressure sensor of use, for the detection of tension force,
And feed back to C51 single-chip microcomputer, for the control of speed
During equipment work, required various running parameters need to be inputted to industrial computer with keyboard, various work when equipment runs
On the display screen that state is also required to be simultaneously displayed on industrial computer, therefore industrial computer becomes the manager of equipment operation, but due to row
The requirement of real-time of line process is very strong, and the restriction of working condition sampling rate, and the speed of industrial computer is unable to reach requirement, is
This is provided with slave computer, and chip microprocessor does in-situ processing, complete winding displacement action and recording equipment running status give upper
Machine is processed, and slave computer controls using AT89C51 one-chip computer module, and module adopts high density nonvolatile storage manufacturing technology system
Make, mutually compatible with the MCS-51 instruction set of industrial standard and output pin.Due to by multi-functional 8 bit CPUs and flash memory group
It is combined in one single chip, the AT89C51 of ATMEL is a kind of efficient microcontroller.（As shown in Figure 4）Use this Single-chip Controlling, energy
The temperature enough realizing tension force controls surely, is very helpful to reducing after-combustion knuckle.
For the various states during raising line type precision and accurate process winding displacement, we used motor and carry out
Winding displacement controls（As shown in Figure 5）, motor has the accurate advantage of walking, and this point is especially heavy to improving line type precision
Will, for obtaining the rotary speed information of take-up pulley, encoder is provided with the main shaft of take-up end motor, encoder is one yard
Disk, uniformly has hole position, installs transmission optocoupler in hole position both sides, and when take-up end motor rotates, the hole position on code-disc is led to
Cross generation pulse during optocoupler, this pulse is sent in the intervalometer of CPU, by calculating pulse spacing and pulse
Width, just would know that the velocity of rotation of take-up end fiber reel 5, can obtain the rotary speed information of motor in the same manner, when take-up rotation
When dynamic, by calculating the velocity of rotation knowing take-up pulley, and the due rotation of motor is gone out according to the winding displacement distance computation setting
Rotary speed, controls step-by-step impulse generator to produce required pulse, so that motor is rotated by command speed, is driven by screw mandrel and receive
Coil holder 17 translates, and completes winding displacement action.（This Single Chip Microcomputer (SCM) system major control accompanying drawing 1 take-up end 3 winding displacement）.
The anglec of rotation of motor interface circuit major control motor and running speed, to be realized to duty with this
The control of ratio, reaches the control to idling.Motor interface circuit is through hex inverter（74LS04）Negative arteries and veins is exported after paraphase
Punching, through Universal photoelectric bonder（4N25）Export positive pulse after isolation paraphase, drive multiple tube to open, winding base ground connection is made
Electric current flows through winding.
Tension force testing circuit adopts tension pick-up, model NS-WL1 pull pressure sensor, using S type shear constitution,
Have the advantages that certainty of measurement is high, installation is easy, easy to use.The running voltage of sensor is DC24V, using analog output
Signal, it is 0-5KG that 0-5V exports corresponding range, before use, sensor need to be returned to zero, and adjusts and is demarcated at full capacity.
In use, the outside active force applying cannot be greater than the range of sensor.（The testing circuit system of opening is mainly used in take-up end
3 controls）
Take-up reel motor interface circuit such as accompanying drawing 2, main power device selects VMOS tube power module.Due to
VMOS is voltage-controlled device, is easily subject to external interference, so that grid and the voltage of emitter-base bandgap grading is exceeded threshold voltage and cause device to mislead,
There is a possibility that the same side pipe of upper and lower brachium pontis simultaneously turns on, cause short circuit.For this reason, and connecing two reversely between grid and emitter-base bandgap grading
Stabilivolt DZ3 and DZ4 of series connection.V2, V4, V5, V6 select VMOS device, and R, C, D constitute overvoltage protection, and RZ protects for excessively stream
Shield detection resistance, in order to improve the steepness on edge before and after drive signal, and prevents from vibrating, sets up resistance R2 in grid.Four power
The drive circuit of pipe is completed by special drive module TPS2813 that TI company produces.
VMOS tube power module, specializes in speed regualtion of AC motor device, inverter uses.For example U.S. IR company produces
IRFT001 pattern block, there is each three of N-channel, P-channel pipe inside, constitutes three-phase bridge structure.
VMOS field effect transistor（VMOSFET）Abbreviation VMOS pipe or power field effect pipe, its full name is V-groove MOS field effect
Pipe.It is efficient, the device for power switching that new development is got up after MOSFET.
A kind of control method of the equipment reducing after-combustion knuckle, is to take following steps：
（1）Winding displacement controls
In the work system of rewinding machine, completed using motor coiling forward, be moved rearwards by and jump the work(such as section
Energy.Under the cooperation of program, displacement is become angle into by screw mandrel, just enable being accurately positioned of coiling, thus reaching precision
The final purpose of winding displacement.
Stepping motor is a kind of drive that electric pulse signal is converted into corresponding angular displacement and displacement of the lines for controlling
Dynamic element, generally it is simply that an additional pulse signal is when this motor, it just runs a step, and it is substantially one
Plant multiphase or single-phase synchronous motor.Stepping motor is driven by single channel electric pulse, the general very little of output, and its purposes is micro-
Small-power drives, for example, be used for driving the pointer of mechanical type accutron.Multiphase stepping motor is driven by multiphase square-wave pulse,
Have many uses.Motor typically all refers to multiphase stepping motor, and during using multi-phase stepping motors, single-phase electric impulse signal can
Multiphase pulse signal is changed into by transducer, through each phase winding of power amplifier control motor, often inputs a pulse, electricity
The "on" position of each phase of motivation just changes, and rotor can turn over certain angle, and under normal operation, stepping motor turns
The total angle crossed is directly proportional to umber of pulse, during the pulse of continuous input certain frequency, the rotating speed of motor and the frequency of input pulse
Rate keeps strict corresponding relation, and not changed by voltage pulsation and load is affected.Because stepping motor can directly accept number
Word amount inputs, so being particularly suitable for microcomputer control.
The impact to after-combustion winding displacement for the original position of winding displacement is also very big, and the starting point sometimes requiring that winding displacement is not or not the side of take-up reel
Edge, but away from a certain distance to a declared goal in edge, line home position control now to be entered.By input through keyboard initial position data, monolithic
Machine calculates the angle that glass pulley should rotate, and is converted to the number of the step-by-step impulse of needs, controls step-by-step impulse generator to produce phase
Answer the pulse of number, drive stepping motor rotates to an angle.Drive take-up pulley to move to the distance specified by leading screw, complete
Initial position is arranged.
The speed of mainshaft unstable, on the one hand cause the unstable of fiber tension, on the other hand cause winding displacement pitch not
Uniformly, these all can make product quality be subject to extreme influence.Now speed of mainshaft close loop control circuit is formed by single-chip microcomputer.Change
Machine spindle rotating speed opened loop control is closed loop control, stable to obtain excellent motor output characteristics and good output speed
Property.
In the manual winding process of optical fiber, the stacking that the initial position of optical fiber or optical fiber need to be occurred in winding process
Phenomenon is adjusted.Single-chip Controlling motor during normal automatic running, drive stepping motor rotates to an angle.Logical
Cross leading screw drive take-up pulley movement to realize optical fiber is stable, tight coiling.
Winding displacement on take-up reel, drags ball-screw to carry out with motor.And the speed of motor depends on
Frequency in the originating party wave impulse of outside institute.The system to realize square-wave pulse by single-chip microcomputer, the size of its frequency and take-up motor
Angular velocity（wt）, winding displacement spacing（P）, leading screw lift angle（hp）And the step angle of motor（θb）Relevant, computing formula is f
= 360×hp×wt/2π×θb ×P.Specific operation：In screening process, find that winding displacement is bad, in screening machine operating board
On, there is " left side adjustment ", " right side adjustment " key, wherein " left side adjustment " control screening shallow bid left end winding displacement, " right side adjustment " is controlled
System screening shallow bid right-hand member winding displacement, such as when optical fiber left end winding displacement is low, then adjust " left side adjustment " key to "+" direction, if tune
Save successfully, then " UNWEDSING " display lamp display green, such as when optical fiber left end winding displacement is higher, then adjust " left side adjustment " key
To "-" direction, right-hand member wire arranging method is consistent therewith.
Take-up reel motor interface circuit such as accompanying drawing 2, main power device selects VMOS tube power module.Due to
VMOS is voltage-controlled device, is easily subject to external interference, so that grid and the voltage of emitter-base bandgap grading is exceeded threshold voltage and cause device to mislead,
There is a possibility that the same side pipe of upper and lower brachium pontis simultaneously turns on, cause short circuit.For this reason, and connecing two reversely between grid and emitter-base bandgap grading
Stabilivolt DZ3 and DZ4 of series connection.V2, V4, V5, V6 select VMOS device, and R, C, D constitute overvoltage protection, and RZ protects for excessively stream
Shield detection resistance, in order to improve the steepness on edge before and after drive signal, and prevents from vibrating, sets up resistance R2 in grid.Four power
The drive circuit of pipe is completed by special drive module TPS2813 that TI company produces.
VMOS tube power module, specializes in speed regualtion of AC motor device, inverter uses.For example U.S. IR company produces
IRFT001 pattern block, there is each three of N-channel, P-channel pipe inside, constitutes three-phase bridge structure.
VMOS field effect transistor（VMOSFET）Abbreviation VMOS pipe or power field effect pipe, its full name is V-groove MOS field effect
Pipe.It is efficient, the device for power switching that new development is got up after MOSFET.
（2）Tension force
Tension force process：The change of fiber tension is reflected by the inflection point of dancing wheel.Open during after-combustion
When power changes, dancing wheel deflects, and with the potentiometer of dancing wheel linkage, the change of dancing wheel angle degree is converted into voltage
Form, voltage signal through signal conditioning amplify, A/D conversion after, give single chip computer89C51, single-chip microcomputer by this
Force signal is compared with setting value, draws difference, by program this difference signal is carried out with PID computing, output control voltage,
Control take-up spindle motor to change rotating speed, so that dancing wheel is horizontal all the time, thus reaching the purpose controlling tension force.
Dancing wheel potentiometer selects OMRON/ Omron brand potentiometer, rated power：1（W）, resolution：12（%）, zero
Position resistance：10k（Ω）, insulation resistance：100（MΩ）.
Rewinding machine tension pick-up need to be compared calibration daily, is calibrated immediately, and rewinding machine tension pick-up contrasts：
Rewinding machine tension pick-up need to be compared calibration daily, calibrated immediately, remember on related form after carrying out an inspection daily
Record result.Proofreaded with 1Kg counterweight.Carry out counterweight during tension force Comparison calibration somewhat liftoff（5cm about）?.Production process
If in straining pulley be knocked, carry out warp tension ratio pair at once, confirm normal after just can enter to continue to produce.Comparison result is maintained at one
Within individual less error, normally, continue to produce.Comparison result exceeds in above range, then need to adjust in time.Comparison result
When differing larger, equipment need to be adjusted.
A kind of control method of the equipment reducing after-combustion knuckle, is summarized as follows：In the presence of fibre clip bearing up pulley 15, unwrapping wire
End fiber reel 6 rotates and completes passive unwrapping wire, and fibre clip bearing up pulley traction optical fiber supplies line through dancing wheel to take-up end fiber reel 5, is receiving
In line process, dancing wheel keeps balance to make tension force suffered by optical fiber consistent with setting value, simultaneously in take-up end fiber reel 5 rotary course
Middle take-up end motor winding displacement and take-up end fiber reel 5 synchronous axial system, are driven take-up through take-up screw rod transmission motor 21
Screw mandrel 16 drives take-up stand to move horizontally, winding displacement on take-up end fiber reel 5, passes through to detect take-up screw rod transmission during winding displacement
The anglec of rotation of motor 21 winding displacement knows winding displacement width, makes take-up screw rod transmission motor 21 when reaching specified width, which width
Reversely rotate, realize automatic reverse, the setting of all parameters of this equipment and the display industrial computer of working condition complete to count in real time
According to process microprocessor complete.
Claims (8)
1. a kind of reduce after-combustion knuckle equipment it is characterised in that：Including rewinding machine, control and display；Described rewinding machine bag
Include unwrapping wire end part, take-up end part and guide wheel connection unit；
Be provided with folding and unfolding thread end on the left of described rewinding machine to divide, on the right side of rewinding machine, be provided with unwrapping wire end part, unwrapping wire end part with
Take-up end is provided with guide wheel connection unit between dividing；
Unwrapping wire end is divided including draw drum, unwrapping wire clamping apparatus for disc, unwrapping wire end motor, unwrapping wire screw mandrel, pay off rack, unwrapping wire silk
Bar driving motor；Unwrapping wire screw mandrel is arranged on unwrapping wire end subsystem frame top, and unwrapping wire screw rod transmission motor is arranged on unwrapping wire end part
Frame side, unwrapping wire screw rod transmission motor is connected with unwrapping wire screw mandrel, and pay off rack is arranged on unwrapping wire screw mandrel, unwrapping wire screw rod transmission electricity
Machine drives pay off rack to move by screw mandrel, drives draw drum to rotate, thus carrying out unwrapping wire；
Unwrapping wire clamping apparatus for disc has unwrapping wire disc clamp head, unwrapping wire disc carrier, and unwrapping wire disc carrier is arranged on the right side of after-combustion frame, unwrapping wire
Disc carrier is provided with unwrapping wire disc clamp head, and draw drum is contained on unwrapping wire disc clamp head, and unwrapping wire motor is arranged on unwrapping wire disc carrier one
Side, unwrapping wire end motor is driven unwrapping wire disc clamp head, drives draw drum to rotate unwrapping wire, can control draw drum payingoff speed；
Guide wheel connection unit is arranged on after-combustion central rack, and guide wheel connection unit includes unwrapping wire guide wheel, fiber gripper traction wheel, receipts
Wire carrier；
Take-up end divide including take-up reel, take-up end motor, take-up screw mandrel, take-up screw rod transmission motor, dancing wheel,
Dancing wheel potentiometer, straining pulley, fibre clip bearing up pulley, take-up disc clamp head, take-up disc carrier；Take-up screw mandrel is arranged on take-up end part
Upper rack, take-up screw mandrel end is arranged on take-up end part equipped with take-up screw rod transmission motor, take-up end motor
Frame side, take-up end drives take-up reel to carry out take-up by the rotation of take-up end motor, and dancing wheel is arranged on take-up end
In the middle of motor and take-up screw mandrel, dancing wheel potentiometer, dancing wheel potentiometer feedback letter are fed back to by the action of dancing wheel
Number to take-up end motor, thus it is consistent to reach control folding and unfolding linear velocity；
Winding displacement is controlled by moving left and right of take-up screw mandrel through take-up stand, straining pulley is positioned in the middle of fibre clip bearing up pulley,
Equipped with tension pick-up, for the precise control of tension force, fibre clip bearing up pulley, equipped with driving motor, draws for optical fiber and passes wheels
Dynamic, clamping；
Described control and display include motor interface circuit, tension force testing circuit, Single-chip Controlling three-phase six-beat step
Stepper motor circuit, tension force circuit, velocity sensor, Rotating speed measring circuit and industrial computer.
2. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：
Using Micro Controller Unit (MCU) driving three-phase six-beat motor, the I/O mouth output of single-chip microcomputer connects drive circuit, i.e. power drive is just able to
Controlled motor normal work；
Click on when starting to start and be in the state of stopping operating, with keyboard control keyboard lock, step number, rotating forward, reversion, using list
Piece machine is used for the drive control of motor as master control chip, driving chip.
3. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：
Velocity sensor is used for detecting the rotating speed of motor, feeds back to single-chip microcomputer, the running speed of controlled motor.
4. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：
Tension force testing circuit adopts tension pick-up, model NS-WL1 pull pressure sensor, for the detection of tension force, and feeds back
To single-chip microcomputer, for the control of speed.
5. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：
Described take-up end motor and take-up screw rod transmission motor adopt three-phase six-beat stepper motor.
6. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：
One code-disc is set on the main shaft of take-up end motor, uniformly has hole position, in hole position both sides, transmission optocoupler is installed, works as receipts
During the rotation of line end motor, the hole position on code-disc passes through to produce pulse during optocoupler, and CPU is sent in this pulse
Intervalometer in, by calculating pulse spacing and pulse width, just would know that the velocity of rotation of take-up end fiber reel, can obtain in the same manner
Take the rotary speed information of motor, when take-up pulley rotates, by calculating the velocity of rotation knowing take-up pulley, and according to setting
Winding displacement distance computation goes out the due rotary speed of motor, controls step-by-step impulse generator to produce required pulse, makes stepping electricity
Command speed rotation pressed by machine, drives take-up stand translation by screw mandrel, completes winding displacement action.
7. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：
Motor interface circuit controls the anglec of rotation and the running speed of motor, and motor interface circuit falls through hexagonal
Export negative pulse after phase device paraphase, export positive pulse after the isolation paraphase of Universal photoelectric bonder, drive multiple tube to open, will be around
Group base ground connection flows a current through winding.
8. according to claim 1 a kind of reduce after-combustion knuckle equipment it is characterised in that：Take-up reel motor interface
In circuit, main power device selects VMOS tube power module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620902445.3U CN205973266U (en) | 2016-08-19 | 2016-08-19 | Reduce equipment of after -combustion dog -ear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620902445.3U CN205973266U (en) | 2016-08-19 | 2016-08-19 | Reduce equipment of after -combustion dog -ear |
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|---|---|
| CN205973266U true CN205973266U (en) | 2017-02-22 |
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ID=58031679
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106144769A (en) * | 2016-08-19 | 2016-11-23 | 中天科技光纤有限公司 | A kind of equipment reducing after-combustion knuckle and control method thereof |
| CN107826893A (en) * | 2017-11-20 | 2018-03-23 | 湖州市练市聚丰线缆厂 | Enamel-covered wire wire-winding tension device a kind of while around semi-finished product line |
| CN108675045A (en) * | 2018-05-21 | 2018-10-19 | 烽火通信科技股份有限公司 | A kind of rewinding equipment for being manufactured without torsion polarization maintaining optical fibre |
| CN109541407A (en) * | 2018-11-29 | 2019-03-29 | 上海上缆神舟线缆有限公司 | Wire rod after-combustion and spark test equipment |
| CN115258823A (en) * | 2022-05-19 | 2022-11-01 | 西安航空学院 | Tension adjusting structure and method for optical fiber winding machine |
-
2016
- 2016-08-19 CN CN201620902445.3U patent/CN205973266U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106144769A (en) * | 2016-08-19 | 2016-11-23 | 中天科技光纤有限公司 | A kind of equipment reducing after-combustion knuckle and control method thereof |
| CN107826893A (en) * | 2017-11-20 | 2018-03-23 | 湖州市练市聚丰线缆厂 | Enamel-covered wire wire-winding tension device a kind of while around semi-finished product line |
| CN108675045A (en) * | 2018-05-21 | 2018-10-19 | 烽火通信科技股份有限公司 | A kind of rewinding equipment for being manufactured without torsion polarization maintaining optical fibre |
| CN108675045B (en) * | 2018-05-21 | 2019-10-25 | 烽火通信科技股份有限公司 | A kind of rewinding equipment for being manufactured without torsion polarization maintaining optical fibre |
| CN109541407A (en) * | 2018-11-29 | 2019-03-29 | 上海上缆神舟线缆有限公司 | Wire rod after-combustion and spark test equipment |
| CN115258823A (en) * | 2022-05-19 | 2022-11-01 | 西安航空学院 | Tension adjusting structure and method for optical fiber winding machine |
| CN115258823B (en) * | 2022-05-19 | 2023-08-22 | 西安航空学院 | Tension adjusting structure and method for optical fiber winding machine |
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