CN207105678U - A kind of curing assembly and curing apparatus for repairing composite material - Google Patents
A kind of curing assembly and curing apparatus for repairing composite material Download PDFInfo
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- CN207105678U CN207105678U CN201720262100.0U CN201720262100U CN207105678U CN 207105678 U CN207105678 U CN 207105678U CN 201720262100 U CN201720262100 U CN 201720262100U CN 207105678 U CN207105678 U CN 207105678U
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Abstract
The utility model provides a kind of curing assembly and curing apparatus for repairing composite material, belongs to adhesive bonding of composites and repairs facility field.It includes the material prepreg being filled in structural damage area, the top in the structural damage area is provided with curing source module, energy is provided to material prepreg to solidify, the curing source module surrounds successively from inside to outside multiple temperature subregions, each temperature subregion is respectively equipped with curing source independent, for providing the temperature subregion energy, multiple temperature subregions are independent or are used cooperatively each other, and determined according to structural damage area shape, the temperature of multiple temperature subregions is identical or different.The utility model is controlled based on multizone curing source, the uniform and stable temperature field established under condition of external field, solves the problem for avoiding excessive temperature differentials, principle based on heat transfer, using multi-zone temperature field control technology, realize that Bonding Repair region obtains uniform and stable temperature field, while avoid excessive temperature differentials.
Description
Technical field
Adhesive bonding of composites is the utility model is related to repair facility field, it is specifically a kind of to be used for repairing composite material
Curing assembly and curing apparatus.
Background technology
In recent years, application of the composite in the equipment such as aircraft is more and more extensive, therefore, the aircraft containing composite
If the security problems such as the maintenance and repair daily etc. equipment cannot be solved effectively, the normal of the equipment such as aircraft will be influenceed
Use.
Under condition of external field, the particularly repairing in wartime, repairing in situ is substantially.For the repairing of composite bonding
Speech, mainly takes the mode of heat cure, also there is the mode that small part takes photocuring.
Heat cure needs the temperature field of stable and uniform, can ensure that composite panels and bonding repair structure well
Intensity, preferably repair damaged structure bearing capacity.But because airframe is substantially the good aluminium alloy that conducts heat
Etc. metal structure, obvious heat sink effect be present, only by local single region heating it is difficult to ensure that temperature field it is uniform and stable.
At this stage, the curing apparatus for repairing composite material, existing main bugbear are：(1) it is used for the solidification of repairing composite material
Equipment is single region heating mostly, and the heating surface (area) (HS of single region heating is limited, under condition of external field, it is difficult to maintain metastable temperature
Field is spent, and easily causes hot-spot, and other spot temperatures are too low.Particularly in the winter time, it is easier to such case occur.
Local overheat is easily because excessive temperature differentials causes the deformation of structure, and injury of primary comes intact mechanism；(2) heat cure needs
Time is longer.
The mode of composite photocuring, photosensitive resin and its composite are primarily adapted for use in, is drawn using based on ultraviolet light
Send out cation or radically curing mechanism.Photocuring is a kind of simple and fast, the curing mode of energy-conserving and environment-protective.Photocuring consumes energy
It is small, it is especially suitable for repairing in case of emergency.Equipment needed for photocuring is simpler, it is only necessary to simple ultraviolet source,
This is in the deficienter situation of energy supply, it appears particularly important.However, it is typically previously prepared compound to take photocuring at present
The mode of material patch, the repairing in situ under condition of external field can not be realized.
Therefore, the new curing apparatus for repairing composite material of design studies is also necessary.Research is main to be considered
Above-mentioned deficiency can be overcome, while to be also convenient for carrying.
The content of the invention
Technical assignment of the present utility model is in view of the shortcomings of the prior art, there is provided one kind based on multi-faceted computer heating control,
The curing assembly and curing apparatus for repairing composite material of multi-temperature zonal control.
Technical scheme is used by the utility model solves its technical problem：
A kind of curing assembly for repairing composite material, including be filled in composite material presoaked in structural damage area
Material, the top in the structural damage area are provided with curing source module, and curing source module provides energy to material prepreg and carried out
Solidification, the curing source module surrounds successively from inside to outside multiple temperature subregions, each temperature subregion be respectively equipped with it is independent,
For providing the temperature subregion curing source of energy, multiple temperature subregions are independent or are used cooperatively each other, and according to structure
Damaged zone shape determines that the temperature of multiple temperature subregions is identical or different.
Alternatively, the multiple temperature subregion forms the gradient temperature field that temperature gradually reduces from inside to outside.
Alternatively, the top in the structural damage area is provided with vacuum bag film, and the periphery of vacuum bag film passes through sealed connection side
Formula is coated on the upper surface in structural damage area and forms vacuum bag pressure chamber, and vacuum bag presses chamber to pass through vacuum cup and outside
Vacuum generating system connects.
Alternatively, the curing source uses thermal source or light source, and corresponding curing mode uses heat cure or photocuring.
Alternatively, between the vacuum bag film and material prepreg in addition to including curing source, also include barrier film,
Release cloth, airfelt, its order are：Barrier film, curing source, release cloth, airfelt are laid outside material prepreg successively, thoroughly
Gas felt periphery connection vacuum bag film.
2nd, a kind of curing apparatus for repairing composite material, the equipment are used for based on one kind described in claim 1 or 2
The curing assembly of repairing composite material, in addition to connection control the temperature control system of the curing source, temperature control system bag
More sleeving temperature controllers are included, temperature controller corresponds with temperature subregion, wherein, include per sleeving temperature controller：
Control unit, it passes through the curing source belonging to the connection control of KSR modules in temperature subregion；
Temperature detecting module, the curing source belonging to correspondence in temperature subregion, it includes at least one set of detector unit, its
The signal that control unit is connected by data acquisition module inputs；
Touch-screen, its interactive communication between control unit；
Power module, it is connected power supply with control unit, touch-screen, temperature detecting module respectively.
Alternatively, the top in the structural damage area is provided with vacuum bag film, and the periphery of vacuum bag film passes through sealed connection side
Formula is coated on the upper surface in structural damage area and forms vacuum bag pressure chamber, and vacuum bag presses chamber to pass through vacuum cup and outside
Vacuum generating system connects.
Alternatively, the vacuum generating system includes vavuum pump, and pressure sensor, magnetic valve, pressure regulator valve are connected to vacuum
On pump main road, and connected and controlled by control unit.
Alternatively, it is described also to include per sleeving temperature controller：For monitoring the fiber-optic monitoring module of curing degree, optical fiber prison
Module is surveyed to communicate with described control unit.
Alternatively, described control unit is one kind in industrial computer, single-chip microcomputer, programmable logic controller (PLC) PLC.
A kind of curing assembly and curing apparatus for repairing composite material of the present utility model, compared with prior art institute
Caused beneficial effect is：
1) controlled based on multizone curing source, the uniform and stable temperature field established under condition of external field, solution avoids the temperature difference
Excessive problem, the principle based on heat transfer, using multi-zone temperature field control technology, it is uniform to realize that Bonding Repair region obtains
Stable temperature field, while avoid excessive temperature differentials.Multi-area control can also further improve the efficiency that bonding is repaired.
2) scope of repair area is determined according to structural damage area, when structural damage area area is larger, can be used multiple
Temperature subregion is used cooperatively each other, and by the temperature zoning design of repair area periphery into relatively low temperature, formed by
The gradient temperature field that interior and outer temperature gradually reduces, so as to preferably keep the stabilization in repair area temperature field, avoid proximity
There is the phenomenon of excessive temperature differentials in domain.When structural damage area area is smaller, multiple temperature subregions can be used to be used alone, Duo Gewen
Degree zone temperature is designed as identical or different.
3) by setting more thermocouple, monitoring temperature, to obtain more preferable uniform temperature in repair area
Field is spent, ensures the performance after composite solidification, reaches the effect of repairing.Multizone Bonding Repair instrument, solves condition of external field
The problem of the lower uneven stabilization in composite solidification temperature field and local excessive temperature differentials.
4) multizone vacuumizes pressurized control, establishes stable pressure monitoring system, is corresponded with multi-temperature subregion.Take out
The effect of vacuum system：Mixed bubble in resin can be removed；Unnecessary resin can be discharged；Composite paving can be compacted
Layer, while improve the adhesive strength between composite and body construction.
5) accurate temperature control.Based on Fuzzy PID Control Technique, automatically controlled, can controlled using PLC and touch-screen
Each heating region temperature is maintained within ± 0.5 DEG C, so that it is guaranteed that solidification temperature is uniform and stable, ensures bonding quality.
6) solidification monitoring modular uses fiber-optic monitoring principle, monitors curing degree in real time, reflects solidification effect, with reference to multi-region
Domain curing source control, multizone vacuumize pressurized control, are controlled using PLC+ touch-screens, monitor consolidating for composite plys in real time
Change degree, heating-up temperature is adjusted, so as to reach closed loop Automatic Control, while the parameter repaired every time, including temperature, pressure,
Curing degree, it can be recorded, preserve, print, can also be analyzed and researched by PC, so as to further optimize curing process.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the utility model distribution curing source；
Accompanying drawing 2 is the structural representation for the curing assembly that the utility model is used for repairing composite material；
Accompanying drawing 3 is the structural representation for the curing apparatus that the utility model is used for repairing composite material；
Accompanying drawing 4 is the schematic diagram for the curing apparatus cooperation fiber-optic monitoring module that the utility model is used for repairing composite material；
Accompanying drawing 5 is the flow chart of the utility model PID FUZZY ALGORITHMS FOR CONTROLs；
Accompanying drawing 6 is the utility model Fig. 3 functional block diagram；
Accompanying drawing 7 is the schematic diagram of the utility model fiber-optic monitoring module.
In figure, 1, curing source module, 2, temperature subregion, 3, vacuum cup, 4, fluid sealant, 5, vacuum bag film, 6, airfelt,
7th, material prepreg, 8, release cloth, 9, curing source, 10, barrier film, 11, vavuum pump, 12, control unit, 13, magnetic valve,
14th, pressure sensor, 15, pressure regulator valve, 16, KSR modules, 17, vavuum pump output channel, 18, fiber-optic monitoring module, 19, AD numbers
According to acquisition module, 20, temperature-sensing element.
Embodiment
1-7 below in conjunction with the accompanying drawings, a kind of set to of the present utility model for the curing assembly of repairing composite material and solidification
It is standby to be described in detail below.
1 is used for the curing assembly of repairing composite material
As shown in Figure 1, a kind of curing assembly for repairing composite material of the present utility model, including it is filled in structure
Material prepreg 7 in damaged zone, the top in the structural damage area are provided with curing source module 1, and curing source module 1 is to multiple
Condensation material prepreg 7 provides energy and solidified, and the curing source module 1 surrounds successively from inside to outside multiple temperature subregions 2,
Each temperature subregion 2 is respectively equipped with curing source 9 independent, for providing the temperature subregion 2 energy, multiple temperature subregions 2
Be used cooperatively individually or each other, and according to the determination of structural damage area shape, the temperature of multiple temperature subregions 2 can with identical,
Can be different, determined according to the position in many places structural damage area, area.Selection principle is：
First, the scope of repair area is determined according to structural damage area, when structural damage area area is larger, can be used more
Individual temperature subregion 2 is used cooperatively each other, and the temperature subregion 2 of repair area periphery is designed into relatively low temperature, shape
The gradient temperature field gradually reduced into temperature from inside to outside, so as to preferably keep the stabilization in repair area temperature field, avoid neighbour
There is the phenomenon of excessive temperature differentials near field.When structural damage area area is smaller, can be used alone using multiple temperature subregions 2,
Multiple temperature designs of temperature subregion 2 are identical or different.
The boundary line of multiple temperature subregions 2 does not represent concrete structure in practice on curing source module 1 in Fig. 1, is not offered as
Any restriction to curing source module 1 and temperature subregion 2.In practical application, the boundary of temperature subregion 2 can not be distinguished strictly,
There is certain overlapping region, above-mentioned boundary line is a kind of theoretic cut-off rule, is joined when being design between adjacent temperature subregion 2
The cut-off rule examined.
Curing source 9 uses thermal source, uses heat cure mode accordingly, and certainly, light source also can be selected in curing source 9, accordingly
Select photocuring mode.
The preferred rectangle of configuration design of curing source module 1, square, rhombus or other suitable be suitable for the outer of processing
Shape, but this is only a kind of theoretic shape, and actually each temperature subregion 2 carries out temperature to adjacent temperature subregion 2 certainly
Degree influences, the temperature conduction of each temperature subregion 2 and mutually superimposed part.
As shown in Figure 2, in order to improve Bonding Repair quality, the top in structural damage area is provided with vacuum bag film 5, vacuum bag
The periphery of film 5 is coated on the upper surface in structural damage area by sealed connection mode and forms vacuum bag pressure chamber, vacuum bag
Pressure chamber is connected by vacuum cup 3 with the vacuum generating system of outside.
2 are used for the curing apparatus of repairing composite material
The hardware composition of 2.1 equipment
As shown in accompanying drawing 3,6, a kind of curing apparatus for repairing composite material, in addition to including above-mentioned curing assembly, it is
The temperature of subregion regulation and control curing source 9, the curing source 9 on each temperature subregion 2 have a set of independent temperature controller connection
Control, can independent control, temperature controller corresponds with temperature subregion 2.Include per sleeving temperature controller：Control unit
12, from programmable logic controller (PLC) PLC, it passes through the curing source 9 belonging to the connection control of KSR modules 16 in temperature subregion 2；Temperature
Detection module is spent, the curing source 9 belonging to correspondence in temperature subregion 2, it includes at least one set of detector unit 20, and it passes through AD
Data acquisition module 19 connects the signal input of control unit 12；Touch-screen, 12 interactive communications of itself and control unit；Power supply mould
Block, it is connected power supply with control unit 12, touch-screen, temperature detecting module respectively.
For the control unit 12 of each curing source 9, it can be independent or become one and be uniformly controlled
's.Only requirement is that the curing source 9 of each temperature subregion 2 can be with independent control.Control unit 12 can be compiled except use
Outside journey logic controller PLC, industrial computer, single-chip microcomputer also can be selected.Detector unit 20 may be selected from thermoelectricity occasionally thermal resistance and pass
Sensor.
As shown in accompanying drawing 4,7, it can also include per sleeving temperature controller：Fiber-optic monitoring module 18, fiber-optic monitoring module 18
Communicated with control unit 12, for monitoring curing degree in real time, reflect solidification effect.
As shown in accompanying drawing 2,3, in order to improve Bonding Repair quality, the top in structural damage area is provided with vacuum bag film 5, vacuum
The periphery of bag film 5 is coated on the upper surface in structural damage area by sealed connection mode and forms vacuum bag pressure chamber, vacuum
Bag pressure chamber is connected by vacuum cup 3 with the vacuum generating system of outside.Vacuum generating system includes vavuum pump 11, pressure sensing
Device 14, magnetic valve 13, pressure regulator valve 15 are connected on vavuum pump output channel 17, and connect control by control unit 12.
The function and software structure design of 2.2 equipment
2.2.1 the function of system
(1) manually and automatically two kinds of methods of operation are provided：
1. under manual mode, user can need to set the heating rate and target temperature of temperature control process respectively according to temperature control
Value.This working method is run particularly suitable for system debug or during some special operational
2. it is independent for the output of each temperature control of temperature subregion 2 under automated manner, it is configured with temperature control process；Each
Temperature subregion 2 is before automated manner temperature control is carried out, it is necessary to carries out setting/inspection control parameter, setting/inspection technological parameter, report
The preparation of the operations such as alert value setting.Leapfrog operation can be artificially carried out during temperature control, keeps operation etc..
" leapfrog operation " refers to when temperature process process of certain partition running in automated manner, the work that input anticipation is jumped to
Skill section, system can be run according to the value of processing parameter setting immediately.
" keep operation " refers to, when temperature process process of certain subregion temperature control process operation in automated manner, press and " protect
Hold " key, control system can suspend the run time of this process section, but the temperature in the region is controlled still according to current design temperature
Degree, untill pressing the key again.
(2) " alarm range " refers to during the temperature control of each subregion, and the difference of observed temperature and design temperature is allowed
Deviation range up and down, when observed temperature exceeds deviation range, instrument will be alarmed and send information ring by buzzer.Occurring
The temperature control process of instrument is had no effect on during this alarm, when deviation small fish " alarm range " of observed temperature and design temperature,
Instrument can remove the buzzer of alarm automatically.
(3) " limiting temperature " refers to the maximum temperature that each subregion temperature control process allows, once observed temperature exceedes this temperature
Degree, instrument will automatically cut off the power supply of the calandria, stop heating process.
(4) " cycle mode "/" timing mode "：For selecting the way of output.Control unit 12 is set according to target temperature
Definite value automatically selects the way of output, and target temperature uses timing mode when being less than 200 DEG C；Target temperature uses when being higher than 200 DEG C
Cycle mode." cycle mode " and " timing mode " are the two kinds of control modes commonly used in temperature control；Under timing mode, instrument
Device can make (the i.e. work(of KSR modules 16 according to the controlled quentity controlled variable (percentage) calculated, control power output circuit within the cycle of one second
Rate controllable silicon) turned on according to the percentage of controlled quentity controlled variable, and remaining time then ends power thyristor.Timing mode control heating
Time scale implement relatively easy and obtain extensive use.Under cycle mode, instrument can be according to the controlled quentity controlled variable calculated
(percentage), control power output circuit make power thyristor uniformly turn on and end within the cycle of one second.Such as, calculate
Controlled quentity controlled variable be 33%, then after system can make controllable silicon export one sinusoidal cycle in one-second period, stopping two cycles
Time, then above-mentioned output procedure again.Cycle mode control mode temperature-controlled precision is high, will to temperature applied to composite
Ask under higher environment.Detailed process is as follows：The heating cycle T of a standard is set, temperature is sampled using T as the cycle,
Measured temperature is obtained, PID arithmetic is carried out according to setting value and the deviation of measured value；Control unit 12 changes PID output
For the logical section time of KSR modules 16；During the I/O pin output low level of control unit 12, control KSR modules 16 connect curing source 9
Logical 220V AC powers, curing source 9 obtain electric energy, temperature rise；When I/O pin export high level, KSR modules 16 are opened a way, solidification
The both ends no-voltage of source 9, stops heating, and the temperature of object is begun to decline.
(5) " parameter correction "：Refer to that instrument is corrected to the deviation of thermal resistance during thermometric.Needing to carry out parameter
Timing, the deviation of the thermal resistance of each temperature point of each subregion can be corrected.
2.2.2 software structure design
Software section mainly includes composite material hot patching instrument specific PLC control software and display touch-screen management software.
PLC control softwares and display touch-screen management software use flexible modular construction, can neatly realize 1-4 zone temperatures
Control output.It is directly perceived, simple to operate that display touch-screen management software uses menu mode operation, interface to enrich, and process programming is convenient.
The major parameter that the temperature controlled picture of operation manually is shown has：
1. temperature parameter (DEG C) is set：User needs sets target temperature value and heating rate value.For example, to a certain subregion
Temperature control requirement, sets heating rate：10℃/min.Target temperature 66.If Current Temperatures are 29 DEG C in body of heater, instrument is according to every
The speed of 10 DEG C of minute heating is warming up to 66 DEG C.
2. control parameter is set：P, I, D parameter including each area, cycle parameter, export upper limit parameter and alarm ginseng
Number, control parameter is the important parameter that system realizes excellent control effect.
3. temperature detection value (DEG C)：It is the Current Temperatures that system receives " temperature monitor " by RS-485 communication cables
Value.The numerical value is updated once per half a minute by " temperature monitor ".
4. temperature averages (DEG C)：It is system by " sampling number " value for manually setting, to " the temperature detection received
Value " tries to achieve average value.
2.2.3 fuzzy control algorithm design
The system uses Fuzzy PID, and the main design thought of fuzzy controller is：First will input temperature
Degree deviation e and deviation variation rate ec is blurred to obtain E and EC, then finds out PID 3 parameter KP、KI、KDAnd deviation E and deviation become
Fuzzy relation between rate EC, in operation by monitoring E and EC in real time, three parameters are carried out according to fuzzy control principle
Online modification, to meet to require the difference of control parameter in different E and EC, make controlled device that there is good dynamic and quiet
State property energy.Its schematic diagram is as shown in Figure 5.
Control unit 12 obtains the exact value of controlled volume by sampling, and this amount and set-point are relatively then obtained into error letter
Number e, the precise volume blurring of error signal is become fuzzy quantity, obtains a subset E of the fuzzy language set of error e.Again
By e fuzzy control rules R (fuzzy relation), by inference composition rule progress decision-making, it is u=EoR (formulas to obtain fuzzy control quantity
Middle u is fuzzy quantity).It is accurately controlled to apply to control target, also needs fuzzy quantity u being converted into accurate digital quantity,
Changed through D/A, give executing agency, realize the closed-loop control of temperature.
General integrated, safe and reliable and mature technology is had in the design of the instrument in mind, with the Programmable control technology of maturation, temperature
Based on degree detection control algolithm, advanced Integration Design thought and achievement are taken.Work is vulcanized in abundant COMPOSITE MATERIALS
On the basis of skill, composition pattern and application method that instrument is vulcanized by current foreign countries are used for reference, is calculated using appropriate design method and control
Method, a set of function-stable of independent research, portable convenience, it is small-sized easily to operate vulcanize instrument, design completely self-contained multichannel temperature
Control zone is spent, minipump and heater control element collection is realized, substantially increases the portability of equipment, there is certain innovation
Property and higher practical value, its comprehensive technical level can reach domestically leading level.
A kind of application method of 3 curing apparatus for repairing composite material
A kind of curing apparatus for repairing composite material of the present utility model, when in use, comprises the following steps：
1) structural damage region is determined, structural damage region is surface-treated；
2) encapsulation process is carried out to structural damage area using fluid sealant 4, ensured when vacuumizing, it is air tight；
3) using composite solidification Bonding Repair instrument, repairing in situ is carried out to structural damage area, put in structural damage area
Detector unit 20 is put, and is connected with temperature detecting module, at structural damage area in addition to including material prepreg 7, also
Include the functional membranes such as distributed curing source 1, barrier film 10, release cloth 8, airfelt 6, material prepreg 7 is filled into knot
Structure damaged zone, barrier film 10, distributed curing source 1, release cloth 8, airfelt 6 are laid successively, added by distributed curing source 1
Heat, carry out temperature-pressure solidification；
4) complete repairs after solidification, remove vacuum bag film 5, then spray-applied primer, finish paint, complete surface apparatus.
In order to improve Bonding Repair quality, after step 3), before step 4), vacuum bag film 5 is tightly connected, makes what is formed
Vacuum bag pressure chamber is connected with vavuum pump 11, by repair technology design requirement, under conditions of vacuum bag pressure is kept, passes through distribution
Formula curing source 1 heats, and carries out temperature-pressure solidification；Because the application and monitoring in temperature field are the keys of service technique, therefore cloth
Multiple detector units 20 are put, implement the complete monitoring in temperature field.
Wherein, in step 3), the temperature of multiple temperature subregions 2 can be with identical corresponding to distributed curing source 1, can also not
Together, multiple temperature subregions 2 are independent or are used cooperatively each other, determined according to the position in many places structural damage area, area.Selection is former
It is then：
First, the scope of repair area is determined according to structural damage area, when structural damage area area is larger, can be used more
Individual temperature subregion 2 is used cooperatively each other, and the temperature subregion 2 of repair area periphery is designed into relatively low temperature, shape
The gradient temperature field gradually reduced into temperature from inside to outside, so as to preferably keep the stabilization in repair area temperature field, avoid neighbour
There is the phenomenon of excessive temperature differentials near field.When structural damage area area is smaller, can be used alone using multiple temperature subregions 2,
Multiple temperature designs of temperature subregion 2 are identical or different.
In order to realize that zone temperature regulates and controls, curing source 9 connects control unit 12, control by KSR modules 16 in step 3)
Unit 12 gathers the measured temperature of affiliated temperature subregion 2 by temperature detecting module in real time, is transported according to measured temperature
Calculate, control unit 12 is converted to the output of computing the break-make of KSR modules 16, so as to regulate and control the working condition of curing source 9, realizes
Solidification temperature controls.
In above-mentioned steps 3) in, control unit 12 is based on PID FUZZY ALGORITHMS FOR CONTROLs.Control unit 12 receives temperature detection mould
The measured temperature of block, and show on the touchscreen, according to the deviation of desired temperature and measured temperature, PID arithmetic is carried out,
Control unit 12 is converted to PID output the break-make of KSR modules 16, so as to control the working condition of curing source 9, realizes solidification
Temperature control.
In Fig. 3,4,6, control unit 12 can independent control 1-4 areas temperature subregion 2 temperature control output, each temperature subregion 2
Detect, be independent of each other by the input channel of independent temperature detecting module.Each temperature subregion 2 includes four groups of temperature detection members
Part 20, the real time temperature change of each temperature subregion 2 is gathered, by photoelectric isolation communication, it is single that real time temperature is transferred to control
In member 12, and show on the touchscreen.Control unit 12 uses PID FUZZY ALGORITHMS FOR CONTROLs, accurate temperature control.The basis of control unit 12
Actual temperature deviation, output 0-10V DC control KSR modules 16, control each temperature change of temperature subregion 2 ± 0.5 DEG C with
It is interior.
Although the utility model is described to its preferred embodiment, it is clear that those skilled in the art can take it
Its embodiment, in the range of design philosophy of the present invention is not departed from, various changes and modifications can be carried out, these changes belong to
In protection scope of the present invention.
Claims (10)
1. a kind of curing assembly for repairing composite material, including the material prepreg being filled in structural damage area,
Characterized in that, the top in the structural damage area is provided with curing source module, curing source module is provided material prepreg
Energy is solidified, and the curing source module surrounds successively from inside to outside multiple temperature subregions, and each temperature subregion is set respectively
Have curing source independent, for energy to be provided the temperature subregion, multiple temperature subregions are independent or are used cooperatively each other, and
Determine that the temperature of multiple temperature subregions is identical or different according to structural damage area shape.
A kind of 2. curing assembly for repairing composite material according to claim 1, it is characterised in that the multiple temperature
Spend subregion and form the gradient temperature field that temperature gradually reduces from inside to outside.
A kind of 3. curing assembly for repairing composite material according to claim 1 or 2, it is characterised in that the knot
The top of structure damaged zone is provided with vacuum bag film, and the periphery of vacuum bag film is coated on the upper of structural damage area by sealed connection mode
On surface and vacuum bag pressure chamber is formed, vacuum bag presses chamber to be connected by vacuum cup with the vacuum generating system of outside.
4. a kind of curing assembly for repairing composite material according to claim 1 or 2, it is characterised in that described solid
Change source uses thermal source or light source, and corresponding curing mode uses heat cure or photocuring.
A kind of 5. curing assembly for repairing composite material according to claim 3, it is characterised in that the vacuum bag
Between film and material prepreg in addition to including curing source, also include barrier film, release cloth, airfelt, its order is：It is multiple
Barrier film, curing source, release cloth, airfelt, airfelt periphery connection vacuum bag film are laid outside condensation material prepreg successively.
6. a kind of curing apparatus for repairing composite material, it is characterised in that the equipment is based on described in claim 1 or 2
A kind of curing assembly for repairing composite material, in addition to connection control the temperature control system of the curing source, temperature control
System processed includes more sleeving temperature controllers, and temperature controller corresponds with temperature subregion, wherein, per sleeving temperature controller bag
Include：
Control unit, it passes through the curing source belonging to the connection control of KSR modules in temperature subregion；
Temperature detecting module, the curing source belonging to correspondence in temperature subregion, it includes at least one set of detector unit, and it passes through
The signal input of data acquisition module connection control unit；
Touch-screen, its interactive communication between control unit；
Power module, it is connected power supply with control unit, touch-screen, temperature detecting module respectively.
A kind of 7. curing apparatus for repairing composite material according to claim 6, it is characterised in that the structure by
The top in damage area is provided with vacuum bag film, and the periphery of vacuum bag film is coated on the upper surface in structural damage area by sealed connection mode
Go up and form vacuum bag pressure chamber, vacuum bag presses chamber to be connected by vacuum cup with the vacuum generating system of outside.
A kind of 8. curing apparatus for repairing composite material according to claim 7, it is characterised in that the vacuum hair
Raw system includes vavuum pump, and pressure sensor, magnetic valve, pressure regulator valve are connected on vavuum pump output channel, and by control unit
Connection control.
A kind of 9. curing apparatus for repairing composite material according to claim 6, it is characterised in that the often set temperature
Degree controller also includes：For monitoring the fiber-optic monitoring module of curing degree, fiber-optic monitoring module communicates with described control unit
Letter.
A kind of 10. curing apparatus for repairing composite material according to claim 6, it is characterised in that the control
Unit is one kind in industrial computer, single-chip microcomputer, programmable logic controller (PLC) PLC.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720262100.0U CN207105678U (en) | 2017-03-08 | 2017-03-08 | A kind of curing assembly and curing apparatus for repairing composite material |
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| CN201720262100.0U CN207105678U (en) | 2017-03-08 | 2017-03-08 | A kind of curing assembly and curing apparatus for repairing composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086245A (en) * | 2019-12-19 | 2020-05-01 | 中国航空工业集团公司西安飞机设计研究所 | Glue joint repairing device and repairing method for composite material structure of airplane |
| CN114489180A (en) * | 2022-01-25 | 2022-05-13 | 北京卫星环境工程研究所 | Multi-zone independent temperature control method for thermal vacuum test |
-
2017
- 2017-03-08 CN CN201720262100.0U patent/CN207105678U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086245A (en) * | 2019-12-19 | 2020-05-01 | 中国航空工业集团公司西安飞机设计研究所 | Glue joint repairing device and repairing method for composite material structure of airplane |
| CN114489180A (en) * | 2022-01-25 | 2022-05-13 | 北京卫星环境工程研究所 | Multi-zone independent temperature control method for thermal vacuum test |
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