WO2022067765A1 - 一种纤维缠绕固化的控制方法、纤维缠绕制造装置 - Google Patents

一种纤维缠绕固化的控制方法、纤维缠绕制造装置 Download PDF

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Publication number
WO2022067765A1
WO2022067765A1 PCT/CN2020/119666 CN2020119666W WO2022067765A1 WO 2022067765 A1 WO2022067765 A1 WO 2022067765A1 CN 2020119666 W CN2020119666 W CN 2020119666W WO 2022067765 A1 WO2022067765 A1 WO 2022067765A1
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WO
WIPO (PCT)
Prior art keywords
winding
fiber
fibers
feedback information
preset program
Prior art date
Application number
PCT/CN2020/119666
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English (en)
French (fr)
Inventor
邓飞
押川克彦
Original Assignee
深圳烯湾科技有限公司
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Application filed by 深圳烯湾科技有限公司 filed Critical 深圳烯湾科技有限公司
Priority to PCT/CN2020/119666 priority Critical patent/WO2022067765A1/zh
Publication of WO2022067765A1 publication Critical patent/WO2022067765A1/zh

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56Winding and joining, e.g. winding spirally
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06Fibrous reinforcements only
    • B29C70/10Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/30Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/32Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/30Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/38Automated lay-up, e.g. using robots, laying filaments according to predetermined patterns
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C1/00Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/02Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge involving reinforcing arrangements
    • F17C1/08Integral reinforcements, e.g. ribs

Definitions

  • the application belongs to the technical field of high-voltage equipment, and in particular relates to a control method for filament winding and curing, and a filament winding manufacturing device.
  • gas storage tanks within them are also facing increasing technical requirements.
  • gas storage tanks for storing hydrogen require high tightness, high temperature resistance, corrosion resistance and high pressure resistance.
  • high-pressure containers such as hydrogen storage tanks are mostly manufactured by winding fibers outside the inner tank.
  • the winding parameters of carbon fibers are pre-set in a program, but during actual winding, if the inner The surface of the bladder is spherical, and may not be wound according to the program settings, so it cannot be guaranteed that the final high-pressure container can reach the strength as designed, so under high pressure, the inner bladder of the high-pressure container may be ruptured, increased risk.
  • the fibers after the fibers are wound in the inner tank, it needs to be cured in the curing furnace for several hours to ensure that the carbon fibers can be firmly wound and fixed in the inner tank. The production efficiency of the container is low.
  • the purpose of the embodiments of the present application is to provide a control method for filament winding and solidification, and a filament winding manufacturing device, aiming to solve the problem that the overall strength of filament winding objects such as high-pressure containers in the prior art is reduced due to the deviation of the filament winding position and the filament winding The technical problem of low production efficiency due to the need for several hours of curing treatment.
  • the first aspect a method for controlling the winding and curing of fibers is provided, which is used to control the winding parameters of fibers wound on a component, and perform synchronous curing treatment on the fibers in real time during the winding process, and the fibers are pre-impregnated resins.
  • fiber which includes the steps of:
  • obtaining the winding feedback information at the real-time winding position of the fiber, and comparing the winding feedback information with a preset threshold to determine whether the fiber is wound according to a preset program including:
  • obtaining the winding feedback information at the real-time winding position of the fiber, and comparing the winding feedback information with a preset threshold to determine whether the fiber is wound according to a preset program including:
  • obtaining the winding feedback information at the real-time winding position of the fiber, and comparing the winding feedback information with a preset threshold to determine whether the fiber is wound according to a preset program including:
  • obtaining the winding feedback information at the real-time winding position of the fiber, and comparing the winding feedback information with a preset threshold to determine whether the fiber is wound according to a preset program including:
  • the winding parameters of the fibers include the position parameters of the fibers, the axial feed speed of the fibers relative to the component, and /or the tension when the fibers are wound.
  • the fibers when adjusting the winding parameters of the fibers in the preset program, when the spacing distance between two adjacent sections of the fibers wound on the component is greater than a preset standard spacing distance, the fibers are lowered. Relative to the axial feed speed of the part and/or increasing the tension of the filament winding.
  • the axial feed rate of the fibers relative to the component is increased or maintained, and the tension of the fiber winding is maintained.
  • the curing process for the fibers that have completed the correction of the winding position deviation includes:
  • the energy beam includes a laser beam, an infrared beam, an ultraviolet beam, a visible beam, a hot air beam, and the like.
  • a second aspect a filament winding manufacturing device is provided, which is used for filament winding on an outer surface of a component and synchronously curing the fibers during the winding process, wherein the fibers are pre-impregnated resin fibers, comprising: :
  • Winding mechanism winding the fiber on the component according to a preset program
  • a control mechanism which sets a preset program for the fibers to be wound on the component, and is used to obtain the winding feedback information of the fibers at each winding position in real time, and compare the winding feedback information with a preset threshold to determine Whether the fiber is wound according to the preset program, if not, adjust the fiber winding parameters in the preset program to correct the deviation of the fiber winding position;
  • the curing mechanism provides the energy beam required for the curing process, and applies the corresponding energy beam to the fiber according to the real-time winding position and width of the fiber.
  • the winding parameters of the fibers include parameters of the location of the fibers, parameters of the axial feed of the fibers relative to the component, and/or the tension of the fibers to be wound.
  • the winding mechanism includes a base, a rotation unit and a fiber supply unit arranged on the base;
  • the component placed on the rotating unit rotates under the driving of the rotating unit to complete the subsequent fiber winding action, and the fiber supply unit is based on the instruction from the control mechanism, along the predetermined winding of the component.
  • the fibers are fed to the part while the feed direction is moving.
  • control mechanism includes a position sensor and a central processing unit, the position sensor is used to acquire the winding feedback information of the fiber at each winding position in real time, and the central processing unit is used for the winding feedback information.
  • the position sensor is used to acquire the winding feedback information of the fiber at each winding position in real time
  • the central processing unit is used for the winding feedback information.
  • the fiber after completion of winding position deviation correction is subjected to a curing process.
  • the position sensor is a visual sensor, a light sensor, an acoustic sensor, an electromagnetic sensor or an electron beam sensor.
  • the central processing unit includes a comparison unit, a fiber regulation unit, and an energy calculation unit that are connected to each other;
  • the comparison unit is used to compare the winding feedback information with a preset threshold to determine whether the fiber is wound according to the preset program, and if not, feedback an adjustment signal to the fiber regulation unit and the energy computing unit;
  • the fiber regulation unit is connected with the fiber supply unit, and when receiving the adjustment signal fed back by the comparison unit, adjusts the winding parameters of the fibers in the preset program, and the fiber supply unit adjusts the fiber according to the adjustment signal.
  • the procedure after the winding parameters of the fibers carries out the fiber delivery;
  • the energy calculation unit is connected with the curing mechanism, and when the fiber is wound according to the preset program, the strength information of the energy beam and the energy beam covering the fiber are sent to the curing mechanism according to the preset program.
  • the width information on the fiber the curing mechanism emits an energy beam with a preset intensity and a preset irradiation width to the fiber according to the instruction of the energy calculation unit.
  • the curing mechanism includes an emission unit and an adjustment unit connected to the energy calculation unit, and the emission unit is used to adjust the intensity of the energy beam according to an instruction of the energy calculation unit, and to adjust the intensity of the energy beam along the The length direction of the component moves, and in the process of winding the fiber on the component, an energy beam is synchronously emitted to each winding position of the fiber. According to the instruction of the energy calculation unit, the width of the energy beam covering the fiber is adjusted.
  • the adjusting unit includes a plate member corresponding to the transmitting end of the transmitting unit, and a slit for the energy beam to pass through is opened on the plate member.
  • the adjusting unit includes a prism, and the prism is disposed corresponding to the transmitting end of the transmitting unit.
  • the fibers include any one of carbon fibers, carbon nanotube fibers, glass fibers, and aramid fibers, or a mixed fiber of two or more.
  • the method for controlling the winding and curing of fibers provided in the embodiments of the present application is used to control the winding parameters of the prepreg resin fibers wound on the component, and real-time during the winding process The fibers are subjected to synchronous curing treatment.
  • the winding feedback information of the fibers at each winding position is obtained in real time, and the winding feedback information is compared with a preset threshold to determine whether the fibers are wound according to the preset procedure; If a program is set for winding, the winding parameters of the fibers in the preset program can be adjusted to correct the deviation of the winding position of the fibers, and the fibers that have been corrected for the deviation of the winding position can be cured.
  • the fibers are cured in real time during the winding process, that is, the fibers are cured while being wound, which can significantly improve the efficiency of the fibers being wound on the components. production efficiency.
  • the method obtains the winding feedback information of the fiber at each winding position in real time, and compares the winding feedback information with a preset threshold, so that it can be determined whether the fiber is wound according to the preset program.
  • the winding parameters of the fibers in the preset program can be adjusted, so that the deviation of the winding position of the fibers can be corrected in real time, so as to ensure that the density of the fibers wound on the component meets the requirements.
  • the fiber in the correct winding position is cured, which improves the firmness of the fiber winding and curing on the component, thereby also improving the overall strength of the high-pressure container and other products formed by the fiber winding on the component. .
  • the fiber winding manufacturing device provided in the embodiment of the present application is used for winding the fiber pre-impregnated with resin on the outer surface of the component, and simultaneously curing the fiber during the winding process.
  • the preset program set by the control mechanism is wound on the component, and the control mechanism can obtain the winding feedback information of the fiber at each winding position in real time, and compare the winding feedback information with the preset threshold to determine whether the fiber is in accordance with the preset value.
  • the control mechanism can adjust the fiber winding parameters in the preset program. At this time, the winding mechanism can wind the fibers according to the adjusted winding parameters, so as to realize the adjustment of the fiber winding parameters. Correction of the fiber winding position deviation.
  • the curing mechanism can apply the energy beam to the fiber synchronously according to the real-time winding position of the fiber and the width of the fiber, and follow the winding action of the fiber. Curing while winding provides the overall efficiency of fiber winding and curing, on the other hand, it also ensures that the fiber is always cured at the correct winding position, thereby improving the firmness of the fiber winding on the component, thereby improving the fiber winding on the component. The production efficiency and overall strength of the formed high-pressure container and other products.
  • FIG. 1 is a flowchart of a control method for filament winding and curing provided by an embodiment of the application
  • FIG. 2 is a schematic diagram of the spacing distance between two adjacent sections of fibers wound on a component according to an embodiment of the present application
  • FIG. 3 is a schematic structural diagram of a filament winding manufacturing device provided by an embodiment of the application.
  • FIG. 4 is a schematic structural diagram of a plate member of a filament winding manufacturing device provided by an embodiment of the application.
  • FIG. 5 is a schematic structural diagram of a high-pressure vessel provided in an embodiment of the present application.
  • FIG. 6 is a working flow chart of the filament winding manufacturing apparatus provided by the embodiment of the present application.
  • first and second are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as “first” or “second” may expressly or implicitly include one or more of that feature.
  • plurality means two or more, unless otherwise expressly and specifically defined.
  • the terms “installed”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of the two elements or the interaction relationship between the two elements.
  • installed may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of the two elements or the interaction relationship between the two elements.
  • the embodiment of the present application provides a method for controlling the winding and curing of fibers, which is used to control the winding parameters of the fibers 50 wound on the component 40 , and perform real-time monitoring of the fibers 50 during the winding process.
  • the fiber 50 is the fiber 50 pre-impregnated with resin, which includes the following steps:
  • the winding parameters of the fibers 50 in the preset program are adjusted to correct the winding position deviation of the fibers 50, and the fibers 50 whose winding position deviation correction is completed are cured.
  • the component 40 can be an inner container made of materials such as steel or plastic, and its configuration can be cylindrical, conical, or elliptical. Meanwhile, the component 40 may also be other objects that need to be wound.
  • the fiber 50 as the fiber 50 pre-impregnated with resin
  • the resin attached to the surface of the fiber 50 with pre-impregnated resin will be cured under the action of light or heat, and then the fiber 50 will be fastened. It is firmly fixed to the surface of the liner and other components 40.
  • the control method for filament winding curing provided by the embodiment of the present application is used to perform winding parameters on the prepreg resin fiber 50 wound on the component 40.
  • Control, and real-time fiber 50 is synchronously solidified during the winding process, the method first obtains the winding feedback information of the fiber 50 at each winding position in real time, and compares the winding feedback information with a preset threshold to determine whether the fiber 50 is Winding is performed according to the preset program; if the winding is not performed according to the preset program, the winding parameters of the fiber 50 in the preset program can be adjusted to correct the winding position deviation of the fiber 50, and the fiber 50 whose winding position deviation correction has been completed can be adjusted.
  • the fibers 50 are cured in real time during the winding process, that is, the fibers 50 are cured while being wound, which can significantly improve the efficiency of the fibers 50 being wound on the component 40.
  • the production efficiency of the high-pressure vessel 60 can be significantly improved.
  • the winding process of the fiber 50 in this method by acquiring the winding feedback information of the fiber 50 at each winding position in real time, and comparing the winding feedback information with a preset threshold, it can be determined whether the fiber 50 is wound according to the preset program.
  • the winding parameters of the fiber 50 in the preset program can be adjusted, so that the real-time correction of the winding position deviation of the fiber 50 can be realized, thereby ensuring that the fiber 50 is wound around the component 40
  • the density of the fiber 50 meets the requirements.
  • the fiber 50 in the correct winding position is cured, which improves the firmness of the fiber winding and curing on the component 40, thereby improving the winding of the fiber 50.
  • the overall strength of the product such as the high-pressure container 60 formed from the component 40.
  • the winding feedback information at the real-time winding position of the fiber 50 is acquired, and the winding feedback information is compared with a preset threshold to determine whether the fiber 50 is wound according to a preset program, including:
  • Whether the fiber 50 is wound according to the preset program at the winding position is determined by the feedback information of the light reflection, which specifically includes the following two methods:
  • the first implementation method is: the feedback information is the light intensity change value of the irradiated light and the reflected light when the irradiated light is irradiated to the component 40 and the reflected light is formed, the threshold value is the light intensity threshold value, and the light intensity change value and the light intensity threshold value are compared. .
  • the illumination light is emitted to the component 40, the illumination light is irradiated to the component 40, and reflected light is formed.
  • the light intensity change value is the difference between the light intensity of the illuminating light and the light intensity of the reflected light
  • the light intensity threshold is a standard light intensity change value in a preset program.
  • the feedback information is the light intensity change value (or brightness change value) of the irradiated light from the exit to the reflection, that is, the irradiated light is irradiated on the component 40 and then reflected back, and the light intensity changes through the exit and reflection of the irradiated light
  • the value (or brightness change value) is used as the basic data for determination.
  • the change value is within the preset light intensity threshold, it means that the fiber 50 on the component 40 is wound according to the preset program.
  • the change value is not within the preset light intensity
  • it is within the strong threshold it means that the fiber 50 on the component 40 is not wound according to the preset program, and there may be no fiber 50 wound at the position where the light is located. At this time, it can be determined that the winding position of the fiber 50 is deviated, and then The winding parameters of the fibers 50 in the preset program need to be adjusted to correct the deviation of the winding positions of the fibers 50 .
  • the light intensity change value at the winding position can be compared with the light intensity threshold, and when the light intensity change value is less than the light intensity threshold , it means that at the winding position, the reflected light is at least partially reflected from the component 40 instead of the fiber 50, so the illumination intensity of the reflected light does not decrease significantly, then the light intensity change value and the light intensity threshold at the winding position In comparison, the light intensity is less than the threshold value, so it can be determined that the fiber 50 has a winding position deviation. At this time, the winding parameters of the fiber 50 in the preset program need to be adjusted to correct the winding position deviation of the fiber 50 .
  • the light intensity change value is greater than or equal to the light intensity threshold, it means that at least most of the reflected light is reflected from the fiber 50 at the winding position, so the illumination intensity of the reflected light is significantly weakened, then the winding position is Compared with the light intensity threshold, the light intensity change value is greater than or equal to the light intensity threshold. In this way, it can be judged that the winding density of the fiber 50 at the winding position meets the expectations, and the winding position of the fiber 50 is correct.
  • the fibers 50 are wound according to a preset program, and then the fibers 50 can be synchronously cured normally.
  • the second implementation method is that the feedback information is the time interval value of the self-emitted irradiated light and the acquisition of the reflected light when the irradiated light is irradiated to the component 40 and the reflected light is obtained, the threshold value is the time threshold value, and the time interval value and the threshold value are compared. Yes, obtain the time interval value from the start of the emission of the illumination light to the end of the capture of the reflected light, and compare the time interval value with the threshold value.
  • the time threshold is the standard time interval value in the preset program.
  • the time interval value (that is, the time difference) between the outgoing and reflected back light of the irradiated light is used as the judgment.
  • Basic data when the time difference is within the preset threshold, it means that the fibers 50 on the component 40 are wound according to the preset program, and when the time difference is not within the preset threshold, it represents that the fibers 50 on the component 40 are not according to the preset. Assuming that the program is wound, there may be no fiber 50 winding at the position where the light is located. At this time, it can be determined that the fiber 50 has a winding position deviation. At this time, it is necessary to adjust the winding parameters of the fiber 50 in the preset program to correct. The winding position of the fiber 50 is deviated.
  • the time interval value can be compared with the time threshold value, and when the time interval value is greater than the time threshold value, it means that the reflected light is at the winding position. At least most of it is reflected from the component 40 rather than the fiber 50, so the optical path will be longer, then the time interval value at the winding position is compared with the time threshold value, there will be a situation that is less than the time threshold value, so you can It is determined that the winding position of the fiber 50 is deviated, and the winding parameters of the fiber 50 in the preset program need to be adjusted to correct the deviation of the winding position of the fiber 50 .
  • the time interval value is less than or equal to the time threshold value, it means that at least most of the reflected light is reflected from the fiber 50 at the winding position, so the optical path is shortened, then the time interval value at the winding position is compared with the threshold value , it will be less than or equal to the threshold value, so it can be judged that the winding position of the fiber 50 is correct, which means that the fiber 50 is wound according to the preset program, and then the fiber 50 can be cured synchronously normally.
  • the winding feedback information at the real-time winding position of the fiber 50 is acquired, and the winding feedback information is compared with a preset threshold to determine whether the fiber 50 is wound according to a preset program, including:
  • the feedback information may also be visual image information.
  • the visual image information By collecting the visual image of each winding position of the fiber 50 and comparing the visual image with the preset The standard visual images are compared, and when the two are consistent, it means that the fibers 50 are wound according to the preset program, and then the fibers 50 can be cured synchronously normally. When there is a difference in the comparison between the two, it can be determined that the winding position of the fiber 50 is deviated, and the winding parameters of the fiber 50 in the preset program need to be adjusted to correct the deviation of the winding position of the fiber 50 .
  • the winding feedback information at the real-time winding position of the fiber 50 is acquired, and the winding feedback information is compared with a preset threshold to determine whether the fiber 50 is wound according to a preset program, including:
  • the feedback information can also be sound wave or electromagnetic wave information.
  • the position emits sound waves or electromagnetic waves, and obtains the time interval value of the sound waves or electromagnetic waves emitted and returned to determine whether the winding position of the fiber 50 is correct.
  • the winding position of the fibers 50 is correct, which means that the fibers 50 are wound according to the preset program, and then the fibers 50 can be cured synchronously normally.
  • the winding feedback information at the real-time winding position of the fiber 50 is acquired, and the winding feedback information is compared with a preset threshold to determine whether the fiber 50 is wound according to a preset program, including:
  • the feedback information can also be electron beam information.
  • the electron beam is emitted, and the time interval value between the emission and return of the electron beam is obtained to determine whether the winding position of the fiber 50 is correct. Specifically, when the above-mentioned time interval value is less than or equal to the time threshold, it can be determined that the winding position of the fibers 50 is correct, which means that the fibers 50 are wound according to the preset program, and then the fibers 50 can be cured synchronously normally.
  • the winding parameters of the fibers 50 when adjusting the winding parameters of the fibers 50 in the preset program, include the position parameters of the fibers 50, the axial feed speed of the fibers 50 relative to the component 40, and/or or the tension at which the fiber 50 is wound.
  • the position parameters of the fibers 50 can be simply adjusted so that the fibers 50 are wound with the readjusted position parameters. For example, when the aforementioned feedback information determines that the winding position is deviated, the position parameter of the fiber 50 can be adjusted.
  • the coordinate value of the X direction perpendicular to the X direction may also be the coordinate displacement value of the X direction and the Y direction (the Y direction is perpendicular to the X direction) relative to a certain origin (the starting point of the fiber 50 winding).
  • the axial feed parameter of the fiber 50 relative to the component 40 can also be simply adjusted. It can be the feed speed or the movement speed of the fiber 50 in the axial direction.
  • the tension of the winding of the fiber 50 can also be simply adjusted. Increase the winding tension of the fiber 50 to make the winding of the fiber 50 tighter.
  • the three winding parameters of the position parameter of the fiber 50, the axial feed parameter of the fiber 50 relative to the component 40 and the winding tension of the fiber 50 can also be used in combination.
  • the location parameter of the fiber 50 and the axial feed parameter of the fiber 50 relative to the component 40 can be adjusted at the same time, or at the same time.
  • Adjust the position parameter of the fiber 50 and the tension of the fiber 50 winding you can also adjust the axial feed parameter of the fiber 50 relative to the component 40 and the tension of the fiber 50 winding, you can also adjust the position parameter of the fiber 50, the fiber 50 relative to the component 40. Axial feed parameters of component 40 and tension of fiber 50 winding.
  • the spacing distance between the two adjacent sections of the fibers 50 wound on the component 40 is greater than the preset standard spacing distance (shown as D in Figure 2), reducing the axial feed speed of the fiber 50 relative to the component 40 and/or increasing the winding tension of the fiber 50.
  • the spacing distance is greater than the standard spacing distance, it indicates that the fibers 50 wound on the component 40 are too loosely arranged.
  • the axial feed speed of the fibers 50 relative to the component 40 is reduced and/or the winding of the fibers 50 is increased.
  • the tension can make the fiber 50 more finely wound on the component 40, thereby correcting the deviation of the winding position of the fiber 50, and also improving the firmness of the fiber 50 wound on the component 40.
  • the fibers when adjusting the winding parameters of the fibers 50 in the preset program, when the spacing distance between the fibers 50 wound around two adjacent sections of the component 40 is smaller than the preset standard spacing distance, the fibers are added. 50 relative to the axial feed rate of the part 40 and reduce the tension of the fiber 50 winding;
  • the axial feed speed of the fibers 50 relative to the component 40 is increased or maintained, and the tension in the winding of the fibers 50 is maintained.
  • the spacing distance is less than the standard spacing distance, it means that the fibers 50 wound on the component 40 are too densely arranged, and at this time, the axial feed speed of the fibers 50 relative to the component 40 is increased, and the tension of the fibers 50 winding is reduced or maintained.
  • the winding density of the fibers 50 relative to the component 40 can be brought back to normal levels.
  • the curing process is performed on the fibers 50 that have completed the correction of the winding position deviation, including:
  • the real-time winding position and width of the fiber 50 after the correction of the winding position deviation is obtained, and an energy beam is applied to the fiber 50 according to the real-time winding position and width of the fiber 50 .
  • the real-time winding position of the fiber 50 after the correction of the winding position deviation is determined, and the energy beam can be applied to the correct winding position of the fiber 50, thereby realizing the precise curing of the fiber 50, and the width of the fiber 50 can be determined. Energy beams of corresponding widths are applied to further improve the accuracy of the curing of the fibers 50 .
  • the energy beam includes a laser beam, an infrared beam, an ultraviolet beam, a visible beam, a hot air beam, and the like.
  • the energy beam of the curing treatment is preferably a laser beam.
  • the embodiment of the present application also provides a fiber winding manufacturing device, which is used for winding the fibers 50 on the outer surface of the component 40 and simultaneously curing the fibers 50 during the winding process.
  • the fibers 50 are Pre-impregnated fiber 50 comprising:
  • the winding mechanism 10 winds the fiber 50 on the component 40 according to a preset program
  • the control mechanism 20 sets a preset program for the fibers 50 to be wound on the component 40, and is used to obtain the winding feedback information of the fibers 50 at each winding position in real time, and compare the winding feedback information with a preset threshold to determine the fibers 50 Whether the winding is performed according to the preset program, if not, adjust the winding parameters of the fibers 50 in the preset program, and the winding mechanism 10 winds the fibers 50 according to the adjusted winding parameters to correct the winding position deviation of the fibers 50;
  • the curing mechanism 30 provides the energy beam required for the curing process, and applies the energy beam to the fiber 50 according to the real-time winding position and width of the fiber 50 .
  • the filament winding manufacturing device provided by the embodiment of the present application is further described below: the filament winding manufacturing device provided by the embodiment of the present application is used for winding the fiber 50 pre-impregnated with the resin on the outer surface of the component 40, and during the winding process The fiber 50 is cured synchronously in the middle.
  • the winding mechanism 10 winds the fiber 50 on the component 40 according to the preset program set by the control mechanism 20, and the control mechanism 20 can obtain the real-time acquisition of the fiber 50 at each winding position.
  • Winding feedback information and comparing the winding feedback information with a preset threshold to determine whether the fiber 50 is wound according to the preset program, when it is determined that the winding is not wound according to the preset program, the control mechanism 20 can adjust the preset program
  • the winding parameters of the fibers 50 are in the winding parameters, and the winding mechanism 10 can wind the fibers 50 according to the adjusted winding parameters, so as to realize the correction of the winding position deviation of the fibers 50.
  • the curing mechanism 30 can The real-time winding position of the fiber 50 and the width of the fiber 50, and along with the winding action of the fiber 50, the energy beam is applied to the fiber 50 synchronously, so that on the one hand, the fiber 50 can be cured while being wound, providing the overall efficiency of the fiber winding and curing, and on the other hand. On the one hand, it also ensures that the fiber 50 is always cured at the correct winding position, thereby improving the firmness of the fiber 50 wound around the component 40, thereby also improving the high-pressure container 60 and other products formed by the fiber 50 being wound around the component 40. Production efficiency and overall strength.
  • the winding parameters of the fibers 50 include the location parameters of the fibers 50, the axial feed parameters of the fibers 50 relative to the component 40, and/or the tension of the fibers 50 winding.
  • the position parameters of the fibers 50 may be simply adjusted, so that the fibers 50 are wound with the readjusted position parameters.
  • the winding mechanism 10 can be made to adjust the position parameter of the fiber 50, and the position parameter can be the coordinate value of the X direction and the Y direction (the Y direction is perpendicular to the X direction) relative to a certain origin (the starting point of the fiber 50 winding), It may also be a coordinate displacement value in the X direction and the Y direction (the Y direction is perpendicular to the X direction) relative to a certain origin (the starting point of the fiber 50 winding).
  • the axial feed parameter of the fiber 50 relative to the component 40 can simply be adjusted.
  • the tension of the fibers 50 can be simply adjusted to make the fibers 50 more tightly wound.
  • the three winding parameters of the position parameter of the fiber 50, the axial feed parameter of the fiber 50 relative to the component 40, and the winding tension of the fiber 50 can be used in combination, for example, can be adjusted simultaneously.
  • the position parameter of the fiber 50 and the axial feed parameter of the fiber 50 relative to the component 40 can also be adjusted simultaneously with the position parameter of the fiber 50 and the winding tension of the fiber 50, and the axial feed of the fiber 50 relative to the component 40 can also be adjusted
  • the parameters and the winding tension of the fibers 50 can also be adjusted simultaneously with the position parameters of the fibers 50 , the axial feed parameters of the fibers 50 relative to the component 40 , and the winding tension of the fibers 50 .
  • the winding mechanism 10 includes a base 11, a rotation unit 12 and a fiber supply unit 13 disposed on the base 11;
  • the component 40 placed on the rotating unit 12 is driven by the rotating unit 12 to rotate to complete the subsequent winding action of the fibers 50 .
  • the fibers 50 are delivered to the component 40 .
  • the rotating unit 12 disposed on the base 11 drives the component 40 to rotate, and the fiber supply unit 13 moves along the predetermined winding and feeding direction of the component 40 during the rotation of the component 40 while moving toward the component 40.
  • the component 40 transports the fibers 50, and then the fibers 50 are wound around the outer peripheral wall of the component 40 along the predetermined winding and feeding direction of the component 40 (for example, the length direction or the axial direction of the component 40) as the component 40 rotates, thereby realizing the fibers 50.
  • the preparation of the carbon fiber 50 winding component 40 such as the high-pressure container 60 can be realized simply and efficiently.
  • the rotating unit 12 includes a rotating shaft 14 and a drive motor; the rotating shaft 14 is rotatably mounted on the base 11 ; the component 40 is disposed on the rotating shaft 14 ; the driving motor is disposed on the base 11 and rotates with the rotating shaft 14 connect.
  • the driving motor can drive the rotating shaft 14 mounted on the base 11 to rotate, and the rotating shaft 14 can drive the component 40 sleeved thereon to rotate during the rotating process.
  • the control mechanism 20 includes a position sensor 21 and a central processing unit 22.
  • the position sensor 21 is used to obtain the winding feedback information of the fiber 50 at each winding position in real time.
  • the processor 22 is configured to compare the winding feedback information with a preset threshold to determine whether the fiber 50 is wound according to the preset program; if not, adjust the winding parameters of the fiber 50 in the preset program to correct the winding position of the fiber 50 The deviation is corrected, and the fiber 50 that has completed the correction of the deviation of the winding position is cured.
  • the position sensor 21 is a visual sensor, a light sensor, an acoustic sensor, an electromagnetic sensor or an electron beam sensor.
  • the position sensor 21 is a visual sensor
  • the visual sensor can obtain a visual image of each winding position of the fiber 50 as feedback information
  • the central processor 22 determines whether the fiber 50 is wound according to a preset program at the winding position according to the visual image.
  • the visual image of each winding position of the fiber 50 By collecting the visual image of each winding position of the fiber 50, and comparing the visual image with the preset standard visual image, when the two are consistent, it means that the fiber 50 is wound according to the preset program, and then the normal synchronization Cured fiber 50 is sufficient.
  • the winding position of the fiber 50 is deviated, and the winding parameters of the fiber 50 in the preset program need to be adjusted to correct the deviation of the winding position of the fiber 50 .
  • the position sensor 21 is a light sensor
  • the light sensor can emit light beams such as irradiating light or laser light to the fiber 50
  • the central processor 22 can combine the irradiating light of the light beam and the reflected light formed by reflection from the fiber 50 or the component 40 .
  • the light intensity change value of is used as feedback information to compare with the threshold, where the threshold is the light intensity threshold.
  • the change value is within the preset light intensity threshold, it means that the fibers 50 on the component 40 are wound according to the preset program, and when the change value is not within the preset light intensity threshold, it represents the fibers 50 on the component 40. If the winding is not performed according to the preset program, there may be no fiber 50 winding at the position where the light is located. At this time, it can be determined that the winding position of the fiber 50 is deviated, and then the winding parameters of the fiber 50 in the preset program need to be adjusted. In order to correct the deviation of the winding position of the fiber 50 .
  • the central processing unit 22 can also obtain the time interval value of the self-emitted irradiated light and the reflected light obtained when the irradiated light irradiates the component 40 and forms the reflected light as feedback information, and compares the time interval value with the threshold value, and the threshold value is the time threshold value.
  • the time interval value is within the preset threshold value, it means that the fibers 50 on the component 40 are wound according to the preset procedure.
  • the time interval value is not within the preset threshold value, it means that the fibers 50 on the component 40 are not wound according to the preset procedure.
  • the preset program it can be determined that the fiber 50 has a winding position deviation. At this time, the winding parameters of the fiber 50 in the preset program need to be adjusted to correct the winding position deviation of the fiber 50 .
  • the central processing unit 22 includes a comparison unit, a fiber regulation unit and an energy calculation unit that are connected to each other;
  • the comparison unit is used to compare the winding feedback information sent by the position sensor 21 with a preset threshold to determine whether the fiber 50 is wound according to the preset program, and if not, the feedback adjustment signal is sent to the fiber regulation unit and the energy calculation unit;
  • the fiber control unit is connected to the fiber supply unit 13, and when receiving the adjustment signal fed back by the comparison unit, it adjusts the winding parameters of the fiber 50 in the preset program, and the fiber supply unit 13 performs the fiber 50 according to the program after adjusting the winding parameters of the fiber 50. delivery;
  • the energy calculation unit is connected to the curing mechanism 30.
  • the fiber 50 When the fiber 50 is wound according to the preset program, it sends the strength information of the energy beam and the width information of the energy beam covering the fiber 50 to the curing mechanism 30 according to the preset program.
  • the curing mechanism 30 An energy beam with a preset intensity and a preset irradiation width is emitted to the fiber 50 according to the instruction of the energy calculation unit.
  • the comparison unit of the central processing unit 22 of the control mechanism 20 can first obtain the feedback information such as the above-mentioned time interval value or light intensity change value of the winding position of the fiber 50, and compare it with the preset threshold value.
  • the adjustment signal is fed back to the fiber supply unit 13 and the energy calculation unit, and then the fiber adjustment unit adjusts the winding parameters in the preset program according to the received adjustment signal, and the fiber supply unit 13 adjusts the fiber 50 according to the adjustment signal.
  • the procedure after winding parameters is for fiber 50 delivery.
  • the curing mechanism 30 includes an emission unit 31 and an adjustment unit 32 connected to the energy calculation unit, and the emission unit 31 is used to adjust the intensity of the energy beam according to the instructions of the energy calculation unit It is weak and is used to move along the length direction of the component 40.
  • the energy beam is synchronously emitted to each winding position of the fiber 50.
  • the width of the energy beam covering the fiber 50 is adjusted.
  • energy beams such as laser beams, infrared beams, ultraviolet beams, visible beams, and hot air beams emitted by the emission unit 31 can pass through the adjustment unit 32 to realize the adjustment of the irradiation width. Acting on the winding position of the fiber 50, so as to achieve precise curing of the winding position of the fiber 50.
  • the adjustment unit 32 includes a plate member 33 corresponding to the transmitting end of the transmitting unit 31 , and the plate member 33 is provided with a slit 34 for the energy beam to pass through.
  • the adjusting unit 32 by setting it as a plate 33 and opening a slit 34 on the plate 33, the energy beam emitted by the emitting unit 31 can first pass through the slit 34 to The regulation of the irradiation width is realized, and then the winding position of the fiber 50 is precisely acted on, so as to realize the precise curing of the winding position of the fiber 50 .
  • the adjusting unit 32 includes a prism, and the prism is disposed corresponding to the transmitting end of the transmitting unit 31 .
  • a prism is provided, so that the prism can refract the energy beam emitted by the emitting unit 31 and focus it on the winding position of the fiber 50 with a preset width, thereby realizing the winding of the fiber 50. Precise curing of position.
  • the fibers 50 include any one or a mixture of two or more of carbon fibers, carbon nanotube fibers, glass fibers, and aramid fibers.
  • the fibers are preferably carbon nanotube fibers, or carbon nanotube fibers combined with carbon fibers, glass fibers, aromatic fibers Any one of the three fiber composite fibers.

Abstract

一种纤维缠绕固化的控制方法、纤维缠绕制造装置。纤维缠绕固化的控制方法包括如下步骤:获取纤维(50)在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设阈值相比来确定纤维(50)是否按照预设程序缠绕;如否,调整预设程序中的纤维(50)的缠绕参数,纠正纤维(50)的缠绕位置偏差,并对纤维(50)进行固化处理。

Description

一种纤维缠绕固化的控制方法、纤维缠绕制造装置 技术领域
本申请属于高压设备技术领域,尤其涉及一种纤维缠绕固化的控制方法、纤维缠绕制造装置。
背景技术
随着氢能源等新能源车辆载具的发展,其内的储气罐也面临着不断升高的技术要求。比如,用于储存氢气的储气罐需要较高的密封性、耐高温性、抗腐蚀性和耐高压性。
近年来,诸如氢气储罐等高压容器多采用在内胆外缠绕纤维制造而成,现有技术中,进行纤维缠绕时,会对碳纤维的缠绕参数预先设置程序,但实际卷绕时,若内胆的表面是球面状,可能不会按照程序设置的进行缠绕,这样就无法保证最终制成的高压容器能够达到设计时该有的强度,这样在高压下,高压容器的内胆可能会破裂,危险性提高。同时,纤维缠绕于内胆后,需要在固化炉内进行数小时的固化处理,以保证碳纤维能够较为牢固地缠绕固定于内胆如此又会导致纤维缠绕内胆的耗时过高,进而造成高压容器的生产效率较低。
技术问题
本申请实施例的目的在于提供一种纤维缠绕固化的控制方法、纤维缠绕制造装置,旨在解决现有技术中的高压容器等纤维缠绕物件因纤维缠绕位置偏移而导致整体强度降低以及纤维缠绕需要数小时固化处理而导致生产效率较低的技术问题。
技术解决方案
为实现上述目的,本申请实施例采用的技术方案是:
第一方面:提供一种纤维缠绕固化的控制方法,用于对缠绕于部件上的纤维进行缠绕参数控制,并在缠绕过程中实时对纤维进行同步固化处理,所述纤维为预浸好树脂的纤维,其包括如下步骤:
实时获取所述纤维在每一缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕;
如果否,调整所述预设程序中的所述纤维的缠绕参数,以纠正所述纤维的缠绕位置偏差,并对完成缠绕位置偏差纠正的所述纤维进行固化处理。
可选地,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
通过向所述纤维的每一缠绕位置发射光束,并获取光反射的反馈信息,以根据光反射的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕;
或者,通过向所述纤维的每一缠绕位置发射光束,并获取光散射的反馈信息,以根据光散射的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
可选地,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
通过获取所述纤维的每一缠绕位置的视觉图像,以根据所述视觉图像来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
可选地,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
通过向所述纤维的每一缠绕位置发射声波或电磁波,并获取所述声波或所述电磁波的反馈信息,以根据所述声波或所述电磁波的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
可选地,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
通过向所述纤维的每一缠绕位置发射电子束,并获取所述电子束的反馈信息,以根据所述电子束的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
可选地,当调整所述预设程序中的所述纤维的缠绕参数时,所述纤维的缠绕参数包括所述纤维所在位置参数、所述纤维相对于所述部件的轴向进给速度和/或所述纤维缠绕时的张力。
可选地,当调整所述预设程序中的纤维的缠绕参数时,在所述纤维缠绕于所述部件上的相邻两段的间隔距离大于预设的标准间隔距离时,降低所述纤维相对于所述部件的轴向进给速度和/或增大所述纤维缠绕的张力。
可选地,当调整所述预设程序中的纤维的缠绕参数时,在所述纤维缠绕于所述部件的相邻两段的间隔距离小于预设的标准间隔距离时,增加或保持所述纤维相对于所述部件的轴向进给速度并降低所述纤维缠绕的张力;
或者,增加或保持所述纤维相对于所述部件的轴向进给速度,并保持所述纤维缠绕的张力。
可选地,所述对完成缠绕位置偏差纠正的所述纤维进行固化处理,包括:
获取完成缠绕位置偏差纠正的所述纤维的实时缠绕位置和宽度,并根据所述纤维的实时缠绕位置和宽度向所述纤维施加能量束。
可选地,所述能量束包括激光束、红外光束、紫外光束、可见光束或热风束等。
第二方面:提供了一种纤维缠绕制造装置,用于对部件的外表面进行纤维缠绕并在缠绕过程中同步对所述纤维进行固化处理,所述纤维为预浸过树脂的纤维,其包括:
缠绕机构,将所述纤维按照预设程序缠绕于所述部件上;
控制机构,设置纤维缠绕于所述部件上的预设程序,并用于实时获取所述纤维在每一缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,如果否,调整所述预设程序中的所述纤维的缠绕参数,以纠正所述纤维的缠绕位置偏差;
固化机构,提供所述固化处理所需要的能量束,并根据所述纤维的实时缠绕位置和宽度向所述纤维施加对应的能量束。
可选地,所述纤维的缠绕参数包括所述纤维所在位置参数、所述纤维相对于所述部件的轴向进给参数和/或纤维缠绕的张力。
可选地,所述缠绕机构包括基座、设置于所述基座上的旋转单元和纤维供给单元;
在所述旋转单元的驱动下放置于所述旋转单元上的所述部件进行旋转而完成后续的纤维缠绕动作,所述纤维供给单元根据来自所述控制机构的指令,沿所述部件的预定缠绕进给方向运动的同时并向所述部件输送所述纤维。
可选地,所述控制机构包括位置传感器和中央处理器,所述位置传感器用于实时获取所述纤维在每一缠绕位置处的缠绕反馈信息,所述中央处理器用于将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕;如果否,调整所述预设程序中的所述纤维的缠绕参数,以纠正所述纤维的缠绕位置偏差,并对完成缠绕位置偏差纠正的所述纤维进行固化处理。
可选地,所述位置传感器为视觉传感器、光射传感器、声波传感器、电磁波传感器或电子束传感器。
可选地,所述中央处理器包括相互连接的比较单元、纤维调控单元、能量计算单元;
所述比较单元用于将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照所述预设程序进行缠绕,如果否,反馈调整信号给所述纤维调控单元和所述能量计算单元;
所述纤维调控单元与所述纤维供给单元连接,当接收到所述比较单元反馈的所述调整信号时,调整所述预设程序中的纤维的缠绕参数,所述纤维供给单元根据调整所述纤维的缠绕参数后的程序进行纤维输送;
所述能量计算单元与所述固化机构连接,当所述纤维按照所述预设程序进行缠绕时,按照预设程序向所述固化机构发送能量束的强弱信息和能量束覆盖于所述纤维上的宽度信息,所述固化机构根据所述能量计算单元的指令向所述纤维发射预设强弱和预设照射宽度的能量束。
可选地,所述固化机构包括和所述能量计算单元连接的发射单元和调节单元,所述发射单元用于根据所述能量计算单元的指令调节所述能量束的强弱,并用于沿所述部件的长度方向运动,在所述纤维缠绕于所述部件的过程中,同步向所述纤维的每一缠绕位置发射能量束,所述调节单元设置于所述能量发射单元的发射端,并用于根据所述能量计算单元的指令,调节所述能量束覆盖于所述纤维上的宽度。
可选地,所述调节单元包括对应所述发射单元的发射端设置的板件,所述板件上开设有供所述能量束通过的狭缝。
可选地,所述调节单元包括棱镜,所述棱镜对应所述发射单元的发射端设置。
可选地,所述纤维包括碳纤维、碳纳米管纤维、玻璃纤维、芳纶纤维中的任一种或两种以上的混合纤维。
有益效果
本申请实施例至少具有如下的有益效果:本申请实施例提供的纤维缠绕固化的控制方法,其用于对缠绕于部件上的预浸好树脂的纤维进行缠绕参数控制,并在缠绕过程中实时纤维进行同步固化处理,本方法首先实时获取纤维在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维是否按照预设程序进行缠绕;如果未按照预设程序进行缠绕,则可调整预设程序中的纤维的缠绕参数,以纠正纤维的缠绕位置偏差,并对完成缠绕位置偏差纠正的纤维进行固化处理。本方法在缠绕过程中实时对纤维进行固化处理,即一边缠绕一边固化,可显著提升纤维缠绕于部件上的效率,当该方法应用于纤维缠绕内胆制备高压容器时,也可显著提升高压容器的生产效率。本方法在纤维缠绕过程中,通过实时获取纤维在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较,这样可确定纤维是否按照预设程序进行缠绕,如果检测到纤维未按照预设程序进行缠绕,则可调整预设程序中的纤维的缠绕参数,这样可实现对纤维的缠绕位置偏差的实时纠正,从而确保纤维缠绕于部件上的密度符合要求,在纠正纤维缠绕位置偏差后,再对处于正确缠绕位置的纤维进行固化处理,这样便提升了纤维缠绕固化于部件上的牢固度,从而也提升了纤维缠绕于部件所形成的高压容器等产品的整体强度。
本申请实施例提供的纤维缠绕制造装置,其用于对部件的外表面进行预浸好树脂的纤维进行缠绕,并在缠绕过程中同步对纤维进行固化处理,其工作时,缠绕机构将纤维按照控制机构设置的预设程序缠绕于部件上,控制机构则可实时获取纤维在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较,以确定纤维是否按照预设程序进行缠绕,当确定缠绕未按照预设程序进行缠绕时,控制机构即可调整预设程序中的纤维缠绕参数,此时缠绕机构即可根据调整后的缠绕参数对纤维进行缠绕,从而实现对纤维缠绕位置偏差的纠正,完成位置偏差纠正后,固化机构即可根据纤维的实时缠绕位置和纤维的宽度,并随同纤维的缠绕动作,同步向纤维施加能量束,如此一方面即可实现纤维一边缠绕一边固化,提供了纤维缠绕固化的整体效率,另一方面也保证了纤维始终在正确的缠绕位置处得到固化处理,从而提升了纤维缠绕于部件的牢固度,从而也提升了纤维缠绕于部件所形成的高压容器等产品的生产效率和整体强度。
附图说明
为了更清楚地说明本申请实施例中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。
图1为本申请实施例提供的纤维缠绕固化的控制方法的流程图;
图2为本申请实施例提供的纤维缠绕于部件上的相邻两段的间隔距离示意图;
图3为本申请实施例提供的纤维缠绕制造装置的结构示意图;
图4为本申请实施例提供的纤维缠绕制造装置的板件的结构示意图;
图5为本申请实施例提供的高压容器的结构示意图;
图6为本申请实施例提供的纤维缠绕制造装置的工作流程图。
其中,图中各附图标记:
10—缠绕机构              11—基座             12—旋转单元
13—纤维供给单元          14—旋转轴20—控制机构
21—位置传感器22—中央处理器30—固化机构
31—发射单元32—调节单元33—板件
34—狭缝                  40—部件50—纤维
60—高压容器。
本发明的实施方式
下面详细描述本申请的实施例,所述实施例的示例在附图中示出,其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图1~6描述的实施例是示例性的,旨在用于解释本申请,而不能理解为对本申请的限制。
在本申请的描述中,需要理解的是,术语“长度”、“宽度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本申请和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本申请的限制。
此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本申请的描述中,“多个”的含义是两个或两个以上,除非另有明确具体的限定。
在本申请中,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本申请中的具体含义。
如图1和图3所示,本申请实施例提供了一种纤维缠绕固化的控制方法,用于对缠绕于部件40上的纤维50进行缠绕参数控制,并在缠绕过程中实时对纤维50进行同步固化处理,纤维50为预浸好树脂的纤维50,其包括如下步骤:
实时获取纤维50在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕;
如果否,调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差,并对完成缠绕位置偏差纠正的纤维50进行固化处理。
具体地,部件40可以是钢质或塑料等材料制成的内胆,其构型可为圆柱形、圆锥形或椭圆柱形等构型。同时,部件40也可以是其他需要被缠绕的物件。
更具体地,通过将纤维50设定为预浸好树脂的纤维50,这样预浸好树脂的纤维50在光照作用或热作用下,其表面附着的树脂便会发生固化,进而将纤维50牢牢固定在内胆等部件40的表面。
以下对本申请实施例提供的纤维缠绕固化的控制方法作进一步说明:本申请实施例提供的纤维缠绕固化的控制方法,其用于对缠绕于部件40上的预浸好树脂的纤维50进行缠绕参数控制,并在缠绕过程中实时纤维50进行同步固化处理,本方法首先实时获取纤维50在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕;如果未按照预设程序进行缠绕,则可调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差,并对完成缠绕位置偏差纠正的纤维50进行固化处理。本方法在缠绕过程中实时对纤维50进行固化处理,即一边缠绕一边固化,可显著提升纤维50缠绕于部件40上的效率,当该方法应用于纤维50缠绕内胆制备高压容器60时,也可显著提升高压容器60的生产效率。本方法在纤维50缠绕过程中,通过实时获取纤维50在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较,这样可确定纤维50是否按照预设程序进行缠绕,如果检测到纤维50未按照预设程序进行缠绕,则可调整预设程序中的纤维50的缠绕参数,这样可实现对纤维50的缠绕位置偏差的实时纠正,从而确保纤维50缠绕于部件40上的密度符合要求,在纠正纤维50缠绕位置偏差后,再对处于正确缠绕位置的纤维50进行固化处理,这样便提升了纤维缠绕固化于部件40上的牢固度,从而也提升了纤维50缠绕于部件40所形成的高压容器60等产品的整体强度。
在本申请的另一些实施例中,获取纤维50的实时缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕,包括:
通过向纤维50的每一缠绕位置发射光束,并获取光反射的反馈信息,以根据光反射的反馈信息来确定缠绕位置处是否按照预设程序进行纤维50缠绕;
或者,通过向纤维50的每一缠绕位置发射光束,并获取光散射的反馈信息,以根据光散射的反馈信息来确定缠绕位置处是否按照预设程序进行纤维50缠绕。
具体地,通过光反射的反馈信息来确定缠绕位置处是否按照预设程序进行纤维50缠绕,能够快速实现对纤维50在缠绕位置处是否按照预设程序进行缠绕的快速判断。
通过光反射的反馈信息来确定缠绕位置处是否按照预设程序进行纤维50缠绕,具体包括以下两种方式:
第一种实现方式是:反馈信息为照射光照射至部件40并形成反射光时,照射光和反射光的光强变化值,阈值为光强阈值,将光强变化值和光强阈值进行对比。具体是,向部件40发射照射光,照射光照射至部件40,并形成反射光,反射光相对于照射光的光强变化值(也可以理解为亮度变化值)即为反馈信息。在本实施例中,光强变化值是照射光的光照强度和反射光的光照强度之间的差值,而光强阈值为预设程序中的标准光强变化值。
对于反馈信息为照射光自出射至反射回来的光强变化值(或亮度变化值)而言,即照射光照射到部件40上,又反射回去,通过照射光的出射与反射回来的光强变化值(或亮度变化值)作为判定的基础数据,当该变化值在预设的光强阈值时,代表在部件40上的纤维50按照预设程序进行缠绕,当该变化值不在预设的光强阈值内时,代表在部件40上的纤维50未按照预设程序进行缠绕,可能存在光照所在的位置处并未有纤维50缠绕,此时,即可确定纤维50的缠绕位置出现偏差,进而需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
示例性地,当进行缠绕位置处是否按照预设程序进行纤维50缠绕的判断时,即可将该缠绕位置处的光强变化值与光强阈值进行对比,当光强变化值小于光强阈值时,说明在该缠绕位置处,反射光至少部分是从部件40而非纤维50上反射的,故而反射光的光照强度没有出现明显减弱,那么该缠绕位置处的光强变化值与光强阈值进行对比,便会出现小于光强阈值的情况,如此即可判断纤维50出现了缠绕位置偏差,此时便需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
而当光强变化值大于或等于光强阈值时,说明在该缠绕位置处,反射光至少大部分是从纤维50上反射的,故而反射光的光照强度出现了明显减弱,那么该缠绕位置处的光强变化值与光强阈值进行对比,便会出现大于或等于光强阈值的情况,如此即可判断该缠绕位置处的纤维50缠绕密度满足预期,纤维50缠绕位置正确,此时即表明纤维50按照预设程序进行缠绕,进而正常同步固化纤维50即可。
第二种实现方式是,反馈信息为照射光照射至部件40并形成反射光时,自发射照射光和获取反射光的时间间隔值,阈值为时间阈值,将时间间隔值和阈值进行对比,具体是,获取自发射照射光开始到获取反射光结束期间的时间间隔值,并将时间间隔值与阈值进行对比。时间阈值为预设程序中的标准时间间隔值。
对于反馈信息为照射光自出射至反射回来的时间间隔值而言,即照射光照射到部件40上,又反射回去,通过照射光的出射与反射回来的时间间隔值(即时间差)作为判定的基础数据,当该时间差在预设的阈值时,代表在部件40上的纤维50按照预设程序进行缠绕,当该时间差不在预设的阈值内时,代表在部件40上的纤维50未按照预设程序进行缠绕,可能存在光照所在的位置处并未有纤维50缠绕,此时即可判断纤维50出现了缠绕位置偏差,此时便需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
示例性地,当进行纤维50是否按照预设程序进行缠绕的判断时,即可将该时间间隔值与时间阈值进行对比,当时间间隔值大于时间阈值时,说明在该缠绕位置处,反射光至少大部分是从部件40而非纤维50上反射的,故而光路行程会较长,那么将该缠绕位置处的时间间隔值与时间阈值进行对比,便会出现小于时间阈值的情况,如此即可判断纤维50缠绕位置出现偏差,需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
而当时间间隔值小于或等于时间阈值时,说明在该缠绕位置处,反射光至少大部分是从纤维50上反射的,故而光路行程缩短,那么该缠绕位置处的时间间隔值与阈值进行对比,便会出现小于或等于阈值的情况,如此即可判断纤维50的缠绕位置正确,此时即表明纤维50按照预设程序进行缠绕,进而正常同步固化纤维50即可。
在本申请的另一些实施例中,获取纤维50的实时缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕,包括:
通过获取纤维50的每一缠绕位置的视觉图像,以根据视觉图像来确定缠绕位置处是否按照预设程序进行纤维50缠绕。
具体地,作为获取纤维50的实时缠绕位置的反馈信息的另一种方式,反馈信息也可以是视觉图像信息,通过采集纤维50每一缠绕位置的视觉图像,并将该视觉图像与预设的标准视觉图像进行比对,当两者比对一致时,即表明纤维50按照预设程序进行缠绕,进而正常同步固化纤维50即可。而当两者比对出现差异时,即可判断纤维50缠绕位置出现偏差,需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
在本申请的另一些实施例中,获取纤维50的实时缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕,包括:
通过向纤维50的每一缠绕位置发射声波或电磁波,并获取声波或电磁波的反馈信息,以根据声波或电磁波的反馈信息来确定缠绕位置处是否按照预设程序进行纤维50缠绕。
具体地,作为获取纤维50的实时缠绕位置的反馈信息的另一种方式,反馈信息也可以是声波或电磁波信息,与上述的光反射确定缠绕位置的原理类似,通过向纤维50的每一缠绕位置发射声波或电磁波,获取声波或电磁波发射并返回的时间间隔值,来确定纤维50的缠绕位置是否正确。
具体是,当上述时间间隔值小于或等于时间阈值时,即可判断纤维50的缠绕位置正确,此时即表明纤维50按照预设程序进行缠绕,进而正常同步固化纤维50即可。
而当上述时间间隔值大于时间阈值时,即可判断纤维50的缠绕位置出现偏差,需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
在本申请的另一些实施例中,获取纤维50的实时缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕,包括:
通过向纤维50的每一缠绕位置发射电子束,并获取电子束的反馈信息,以根据电子束的反馈信息来确定缠绕位置处是否按照预设程序进行纤维50缠绕。
具体地,作为获取纤维50的实时缠绕位置的反馈信息的另一种方式,反馈信息也可以是电子束信息,与上述的光反射确定缠绕位置的原理类似,通过向纤维50的每一缠绕位置发射电子束,获取电子束发射并返回的时间间隔值,来确定纤维50的缠绕位置是否正确。具体是,当上述时间间隔值小于或等于时间阈值时,即可判断纤维50的缠绕位置正确,此时即表明纤维50按照预设程序进行缠绕,进而正常同步固化纤维50即可。而当上述时间间隔值大于时间阈值时,即可判断纤维50的缠绕位置出现偏差,需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
在本申请的另一些实施例中,当调整预设程序中的纤维50的缠绕参数时,纤维50的缠绕参数包括纤维50所在位置参数、纤维50相对于部件40的轴向进给速度和/或纤维50缠绕时的张力。具体地,当纤维50的缠绕位置出现偏差,需要纠正其缠绕位置偏差时,可以单纯调整纤维50所在位置参数,使纤维50以重新调整后的位置参数进行缠绕。例如,当如前述的反馈信息判定缠绕位置出现偏差时,可以调整纤维50的位置参数,该位置参数可以是相对某一原点(纤维50缠绕的起始点)的X方向和Y方向(Y方向与X方向相垂直)的坐标值,也可以是相对于某一原点(纤维50缠绕的起始点)的X方向和Y方向(Y方向与X方向相垂直)的坐标位移值。
当纤维50的缠绕位置出现偏差,需要纠正其缠绕位置偏差时,也可以单纯调整纤维50相对于部件40的轴向进给参数,该进给参数可以是纤维50每一步的进给量,也可以是纤维50在轴向的进给速度或移动速度。
当纤维50的缠绕位置出现偏差,需要纠正其缠绕位置偏差时,也可以单纯调整纤维50缠绕的张力,当如前述通过光照的反馈值判定光照所在的位置处并未有纤维50缠绕时,可以加大纤维50缠绕的张力,使纤维50的缠绕紧一些。
当纤维50的缠绕位置出现偏差,需要纠正其缠绕位置偏差时,也可以将纤维50所在位置参数、纤维50相对于部件40的轴向进给参数和纤维50缠绕的张力三个缠绕参数组合使用,例如,当如前述通过光照的反馈值判定光照所在的位置处并未有纤维50缠绕时,可以同时调整纤维50所在位置参数和纤维50相对于部件40的轴向进给参数,也可以同时调整纤维50所在位置参数和纤维50缠绕的张力,也可以同时调整纤维50相对于部件40的轴向进给参数和纤维50缠绕的张力,也可以同时调整纤维50所在位置参数、纤维50相对于部件40的轴向进给参数和纤维50缠绕的张力。
在本申请的另一些实施例中,如图2所示,当调整预设程序中的纤维50的缠绕参数时,纤维50缠绕于部件40上的相邻两段的在间隔距离(如图2中D1所示)大于预设的标准间隔距离(如2图中D所示)时,降低纤维50相对于部件40的轴向进给速度和/或增大纤维50缠绕的张力。
具体地,当间隔距离大于标准间隔距离时,即表明缠绕于部件40上的纤维50排布过疏松,此时降低纤维50相对于部件40的轴向进给速度和/或增大纤维50缠绕的张力,可使得纤维50更为细密地缠绕于部件40上,从而纠正了纤维50缠绕位置的偏差,也提升了纤维50缠绕于部件40的牢固度。
在本申请的另一些实施例中,当调整预设程序中的纤维50的缠绕参数时,在纤维50缠绕于部件40的相邻两段的间隔距离小于预设的标准间隔距离时,增加纤维50相对于部件40的轴向进给速度并降低纤维50缠绕的张力;
或者,增加或保持纤维50相对于部件40的轴向进给速度,并保持纤维50缠绕的张力。
当间隔距离小于标准间隔距离时,即表明缠绕于部件40上的纤维50排布过密,此时增加纤维50相对于部件40的轴向进给速度,并降低或保持纤维50缠绕的张力这样可使得纤维50相对于部件40的缠绕密度回复至正常水平。
在本申请的另一些实施例中,对完成缠绕位置偏差纠正的纤维50进行固化处理,包括:
获取完成缠绕位置偏差纠正的纤维50的实时缠绕位置和宽度,并根据纤维50的实时缠绕位置和宽度向纤维50施加能量束。
具体地,固化处理时,确定完成缠绕位置偏差纠正的纤维50的实时缠绕位置,可向纤维50的正确缠绕位置施加能量束,从而实现对纤维50的精确固化,而确定纤维50的宽度,可施加相应宽度的能量束,从而进一步提升纤维50固化的精确性。
在本申请的另一些实施例中,能量束包括激光束、红外光束、紫外光束、可见光束或热风束等。其中,由于激光束的光源能量高而集中,能够瞬间固化各种复杂和深层表面,故固化处理的能量束优选为激光束。
如图3~5所示,本申请实施例还提供了一种纤维缠绕制造装置,用于对部件40的外表面进行纤维50缠绕并在缠绕过程中同步对纤维50进行固化处理,纤维50为预浸过树脂的纤维50,其包括:
缠绕机构10,将纤维50按照预设程序缠绕于部件40上;
控制机构20,设置纤维50缠绕于部件40上的预设程序,并用于实时获取纤维50在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕,如果否,调整预设程序中的纤维50的缠绕参数,缠绕机构10按照调整后的缠绕参数进行纤维50缠绕,以纠正纤维50的缠绕位置偏差;
固化机构30,提供固化处理所需要的能量束,并根据纤维50的实时缠绕位置和宽度向纤维50施加能量束。
以下对本申请实施例提供的纤维缠绕制造装置作进一步说明:本申请实施例提供的纤维缠绕制造装置,其用于对部件40的外表面进行预浸好树脂的纤维50进行缠绕,并在缠绕过程中同步对纤维50进行固化处理,其工作时,缠绕机构10将纤维50按照控制机构20设置的预设程序缠绕于部件40上,控制机构20则可实时获取纤维50在每一缠绕位置处的缠绕反馈信息,并将缠绕反馈信息和预设的阈值相比较,以确定纤维50是否按照预设程序进行缠绕,当确定缠绕未按照预设程序进行缠绕时,控制机构20即可调整预设程序中的纤维50缠绕参数,此时缠绕机构10即可根据调整后的缠绕参数对纤维50进行缠绕,从而实现对纤维50缠绕位置偏差的纠正,完成位置偏差纠正后,固化机构30即可根据纤维50的实时缠绕位置和纤维50的宽度,并随同纤维50的缠绕动作,同步向纤维50施加能量束,如此一方面即可实现纤维50一边缠绕一边固化,提供了纤维缠绕固化的整体效率,另一方面也保证了纤维50始终在正确的缠绕位置处得到固化处理,从而提升了纤维50缠绕于部件40的牢固度,从而也提升了纤维50缠绕于部件40所形成的高压容器60等产品的生产效率和整体强度。
在本申请的另一些实施例中,纤维50的缠绕参数包括纤维50所在位置参数、纤维50相对于部件40的轴向进给参数和/或纤维50缠绕的张力。
具体地,当纤维50未按照预设程序进行缠绕时,可以单纯调整纤维50所在位置参数,使纤维50以重新调整后的位置参数进行缠绕。例如,可以使得缠绕机构10调整纤维50的位置参数,该位置参数可以是相对某一原点(纤维50缠绕的起始点)的X方向和Y方向(Y方向与X方向相垂直)的坐标值,也可以是相对于某一原点(纤维50缠绕的起始点)的X方向和Y方向(Y方向与X方向相垂直)的坐标位移值。
当纤维50未按照预设程序进行缠绕时,可以单纯调整纤维50相对于部件40的轴向进给参数,该进给参数可以是纤维50每一步的进给量,也可以是纤维50在轴向的进给速度或移动速度。
当纤维50未按照预设程序进行纤维50缠绕时,可以单纯调整纤维50缠绕的张力,使纤维50的缠绕紧一些。
当纤维50未按照预设程序进行缠绕时,可以将纤维50所在位置参数、纤维50相对于部件40的轴向进给参数和纤维50缠绕的张力三个缠绕参数组合使用,例如,可以同时调整纤维50所在位置参数和纤维50相对于部件40的轴向进给参数,也可以同时调整纤维50所在位置参数和纤维50缠绕的张力,也可以同时调整纤维50相对于部件40的轴向进给参数和纤维50缠绕的张力,也可以同时调整纤维50所在位置参数、纤维50相对于部件40的轴向进给参数和纤维50缠绕的张力。
在本申请的另一些实施例中,如图3所示,缠绕机构10包括基座11、设置于基座11上的旋转单元12和纤维供给单元13;
在旋转单元12的驱动下放置于旋转单元12上的部件40进行旋转而完成后续的纤维50缠绕动作,纤维供给单元13根据来自控制机构20的指令,沿部件40的预定缠绕进给方向运动的同时并向部件40输送纤维50。
具体地,缠绕机构10工作时,设置于基座11上的旋转单元12带动部件40旋转,纤维供给单元13则在部件40旋转过程中,沿部件40的预定缠绕进给方向运动的同时并向部件40输送纤维50,进而纤维50便随着部件40的转动而沿部件40的预定缠绕进给方向(例如,部件40的长度方向或轴线方向)缠绕于部件40的外周壁面,进而实现纤维50和部件40的缠绕结合,再经同步进行的固化处理即可简单高效地实现高压容器60等碳纤维50缠绕部件40的制备。
可选地,旋转单元12包括旋转轴14和驱动电机;旋转轴14转动架设于基座11上;部件40设置于旋转轴14上;驱动电机设置于基座11上,并和旋转轴14转动连接。具体地,旋转单元12具体工作时,驱动电机可驱动转动架设于基座11上的旋转轴14转动,旋转轴14在转动过程中可带动套设于其上的部件40转动。
在本申请的另一些实施例中,如图3所示,控制机构20包括位置传感器21和中央处理器22,位置传感器21用于实时获取纤维50在每一缠绕位置处的缠绕反馈信息,中央处理器22用于将缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕;如果否,调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差,并对完成缠绕位置偏差纠正的纤维50进行固化处理。
其中,位置传感器21为视觉传感器、光射传感器、声波传感器、电磁波传感器或电子束传感器。
当位置传感器21为视觉传感器时,视觉传感器可获取纤维50的每一缠绕位置的视觉图像作为反馈信息,中央处理器22根据视觉图像来确定缠绕位置处是否按照预设程序进行纤维50缠绕。通过采集纤维50每一缠绕位置的视觉图像,并将该视觉图像与预设的标准视觉图像进行比对,当两者比对一致时,即表明纤维50按照预设程序进行缠绕,进而正常同步固化纤维50即可。而当两者比对出现差异时,即可判断纤维50缠绕位置出现偏差,需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
当位置传感器21为光射传感器时,光射传感器可向纤维50发射照射光或激光等光束,此时中央处理器22可将光束的照射光和自纤维50或部件40上反射形成的反射光的光强变化值作为反馈信息和阈值进行对比,其中阈值为光强阈值。
当该变化值在预设的光强阈值时,代表在部件40上的纤维50按照预设程序进行缠绕,当该变化值不在预设的光强阈值内时,代表在部件40上的纤维50未按照预设程序进行缠绕,可能存在光照所在的位置处并未有纤维50缠绕,此时,即可确定纤维50的缠绕位置出现偏差,进而需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
中央处理器22也可以获取照射光照射至部件40并形成反射光时,自发射照射光和获取反射光的时间间隔值作为反馈信息,将时间间隔值和阈值进行对比,阈值为时间阈值。当该时间间隔值在预设的阈值时,代表在部件40上的纤维50按照预设程序进行缠绕,当该时间间隔值不在预设的阈值内时,代表在部件40上的纤维50未按照预设程序进行缠绕,此时即可判断纤维50出现了缠绕位置偏差,此时便需要调整预设程序中的纤维50的缠绕参数,以纠正纤维50的缠绕位置偏差。
在本申请的另一些实施例中,中央处理器22包括相互连接的比较单元、纤维调控单元和能量计算单元;
比较单元用于将位置传感器21发送的缠绕反馈信息和预设的阈值相比较来确定纤维50是否按照预设程序进行缠绕,如果否,反馈调整信号给纤维调控单元和能量计算单元;
纤维调控单元与纤维供给单元13连接,当接收到比较单元反馈的调整信号时,调整预设程序中的纤维50的缠绕参数,纤维供给单元13根据调整纤维50的缠绕参数后的程序进行纤维50输送;
能量计算单元与固化机构30连接,当纤维50按照预设程序进行缠绕时,按照预设程序向固化机构30发送能量束的强弱信息和能量束覆盖于纤维50上的宽度信息,固化机构30根据能量计算单元的指令向纤维50发射预设强弱和预设照射宽度的能量束。
具体地,控制机构20在工作时,其中央处理器22的比较单元首先可获取纤维50缠绕位置的上述时间间隔值或光强变化值等反馈信息,并与预设的阈值进行比较,当反馈信息未在阈值内时,向纤维供给单元13和能量计算单元反馈调整信号,而后纤维调控单元则根据接收到的调整信号来调整预设程序中的缠绕参数,纤维供给单元13根据调整纤维50的缠绕参数后的程序进行纤维50输送。
在本申请的另一些实施例中,如图3所示,固化机构30包括和能量计算单元连接的发射单元31和调节单元32,发射单元31用于根据能量计算单元的指令调节能量束的强弱,并用于沿部件40的长度方向运动,在纤维50缠绕于部件40的过程中,同步向纤维50的每一缠绕位置发射能量束,调节单元32设置于能量发射单元31的发射端,并用于根据能量计算单元的指令,调节能量束覆盖于纤维50上的宽度。
具体地,固化机构30在具体工作时,其发射单元31所发出激光束、红外线束、紫外线光束、可见光束以及热风束等能量束可透过调节单元32实现其照射宽度的调节后,精确地作用于纤维50的缠绕位置,从而实现纤维50缠绕位置的精确固化。
在本申请的另一些实施例中,如图4所示,调节单元32包括对应发射单元31的发射端设置的板件33,板件33上开设有供能量束通过的狭缝34。具体地,作为调节单元32的一种实现方式,通过将其设置为板件33,并在板件33上开设狭缝34,这样发射单元31所发出的能量束即可先通过狭缝34而实现照射宽度的调控,进而精确作用于纤维50的缠绕位置,从而实现纤维50缠绕位置的精确固化。
在本申请的另一些实施例中,调节单元32包括棱镜,棱镜对应发射单元31的发射端设置。具体地,作为调节单元32的另一种实现方式,通过设置棱镜,这样棱镜可将发射单元31所发出的能量束折射并以预设的宽度聚焦于纤维50的缠绕位置,从而实现纤维50缠绕位置的精确固化。
在本申请的另一些实施例中,纤维50包括碳纤维、碳纳米管纤维、玻璃纤维、芳纶纤维中的任一种或两种以上的混合纤维。具体地,由于碳纳米管纤维具有较佳地强度,且相较于其他纤维材料具有良好的轻量化性能,故纤维优选为碳纳米管纤维,或者是碳纳米管纤维与碳纤维、玻璃纤维、芳纶纤维三者中的任意一种的复合纤维。
以上仅为本申请的较佳实施例而已,并不用以限制本申请,凡在本申请的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本申请的保护范围之内。

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  1. 一种纤维缠绕固化的控制方法,用于对缠绕于部件上的纤维进行缠绕参数控制,并在缠绕过程中实时对纤维进行同步固化处理,所述纤维为预浸好树脂的纤维,其包括如下步骤:
    实时获取所述纤维在每一缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕;
    如果否,调整所述预设程序中的所述纤维的缠绕参数,以纠正所述纤维的缠绕位置偏差,并对完成缠绕位置偏差纠正的所述纤维进行固化处理。
  2. 根据权利要求1所述的纤维缠绕固化的控制方法,其特征在于,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
    通过向所述纤维的每一缠绕位置发射光束,并获取光反射的反馈信息,以根据光反射的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕;
    或者,通过向所述纤维的每一缠绕位置发射光束,并获取光散射的反馈信息,以根据光散射的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
  3. 根据权利要求1所述的纤维缠绕固化的控制方法,其特征在于,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
    通过获取所述纤维的每一缠绕位置的视觉图像,以根据所述视觉图像来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
  4. 根据权利要求1所述的纤维缠绕固化的控制方法,其特征在于,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
    通过向所述纤维的每一缠绕位置发射声波或电磁波,并获取所述声波或所述电磁波的反馈信息,以根据所述声波或所述电磁波的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
  5. 根据权利要求1所述的纤维缠绕固化的控制方法,其特征在于,所述获取所述纤维的实时缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,包括:
    通过向所述纤维的每一缠绕位置发射电子束,并获取所述电子束的反馈信息,以根据所述电子束的反馈信息来确定所述缠绕位置处是否按照预设程序进行纤维缠绕。
  6. 根据权利要求1所述的纤维缠绕固化的控制方法,其特征在于,当调整所述预设程序中的所述纤维的缠绕参数时,所述纤维的缠绕参数包括所述纤维所在位置参数、所述纤维相对于所述部件的轴向进给速度和/或所述纤维缠绕时的张力。
  7. 根据权利要求6所述的纤维缠绕固化的控制方法,其特征在于,当调整所述预设程序中的纤维的缠绕参数时,在所述纤维缠绕于所述部件上的相邻两段的间隔距离大于预设的标准间隔距离时,降低所述纤维相对于所述部件的轴向进给速度和/或增大所述纤维缠绕的张力。
  8. 根据权利要求6所述的纤维缠绕固化的控制方法,其特征在于,当调整所述预设程序中的纤维的缠绕参数时,在所述纤维缠绕于所述部件的相邻两段的间隔距离小于预设的标准间隔距离时,增加所述纤维相对于所述部件的轴向进给速度并降低所述纤维缠绕的张力;
    或者,增加或保持所述纤维相对于所述部件的轴向进给速度,并保持所述纤维缠绕的张力。
  9. 根据权利要求1所述的纤维缠绕固化的控制方法,其特征在于,所述对完成缠绕位置偏差纠正的所述纤维进行固化处理,包括:
    获取完成缠绕位置偏差纠正的所述纤维的实时缠绕位置和宽度,并根据所述纤维的实时缠绕位置和宽度向所述纤维施加能量束。
  10. 根据权利要求9所述的纤维缠绕固化的控制方法,其特征在于,所述能量束包括激光束、红外光束、紫外光束、可见光束或热风束等。
  11. 一种纤维缠绕制造装置,用于对部件的外表面进行纤维缠绕并在缠绕过程中同步对所述纤维进行固化处理,所述纤维为预浸过树脂的纤维,其包括:
    缠绕机构,将所述纤维按照预设程序缠绕于所述部件上;
    控制机构,设置纤维缠绕于所述部件上的所述预设程序,并用于实时获取所述纤维在每一缠绕位置处的缠绕反馈信息,并将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕,如果否,调整所述预设程序中的所述纤维的缠绕参数,所述缠绕机构按照调整后的缠绕参数进行纤维缠绕,以纠正所述纤维的缠绕位置偏差;
    固化机构,提供所述固化处理所需要的能量束,并根据所述纤维的实时缠绕位置和宽度向所述纤维施加能量束。
  12. 根据权利要求11所述的纤维缠绕制造装置,其特征在于,所述纤维的缠绕参数包括所述纤维所在位置参数、所述纤维相对于所述部件的轴向进给参数和/或纤维缠绕的张力。
  13. 根据权利要求11所述的纤维缠绕制造装置,其特征在于,所述缠绕机构包括基座、设置于所述基座上的旋转单元和纤维供给单元;
    在所述旋转单元的驱动下放置于所述旋转单元上的所述部件进行旋转而完成后续的纤维缠绕动作,所述纤维供给单元根据来自所述控制机构的指令,沿所述部件的预定缠绕进给方向运动的同时并向所述部件输送所述纤维。
  14. 根据权利要求11所述的纤维缠绕制造装置,其特征在于,所述控制机构包括位置传感器和中央处理器,所述位置传感器用于实时获取所述纤维在每一缠绕位置处的缠绕反馈信息,所述中央处理器用于将所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照预设程序进行缠绕;如果否,调整所述预设程序中的所述纤维的缠绕参数,以纠正所述纤维的缠绕位置偏差,并对完成缠绕位置偏差纠正的所述纤维进行固化处理。
  15. 根据权利要求14所述的纤维缠绕制造装置,其特征在于,所述位置传感器为视觉传感器、光射传感器、声波传感器、电磁波传感器或电子束传感器。
  16. 根据权利要求15所述的纤维缠绕制造装置,其特征在于,所述中央处理器包括相互连接的比较单元、纤维调控单元和能量计算单元;
    所述比较单元用于将所述位置传感器发送的所述缠绕反馈信息和预设的阈值相比较来确定所述纤维是否按照所述预设程序进行缠绕,如果否,反馈调整信号给所述纤维调控单元和所述能量计算单元;
    所述纤维调控单元与所述纤维供给单元连接,当接收到所述比较单元反馈的所述调整信号时,调整所述预设程序中的纤维的缠绕参数,所述纤维供给单元根据调整所述纤维的缠绕参数后的程序进行纤维输送;
    所述能量计算单元与所述固化机构连接,当所述纤维按照所述预设程序进行缠绕时,按照预设程序向所述固化机构发送能量束的强弱信息和能量束覆盖于所述纤维上的宽度信息,所述固化机构根据所述能量计算单元的指令向所述纤维发射预设强弱和预设照射宽度的能量束。
  17. 根据权利要求16所述的纤维缠绕制造装置,其特征在于,所述固化机构包括和所述能量计算单元连接的发射单元和调节单元,所述发射单元用于根据所述能量计算单元的指令调节所述能量束的强弱,并用于沿所述部件的长度方向运动,在所述纤维缠绕于所述部件的过程中,同步向所述纤维的每一缠绕位置发射能量束,所述调节单元设置于所述能量发射单元的发射端,并用于根据所述能量计算单元的指令,调节所述能量束覆盖于所述纤维上的宽度。
  18. 根据权利要求17所述的纤维缠绕制造装置,其特征在于,所述调节单元包括对应所述发射单元的发射端设置的板件,所述板件上开设有供所述能量束通过的狭缝。
  19. 根据权利要求17所述的纤维缠绕制造装置,其特征在于,所述调节单元包括棱镜,所述棱镜对应所述发射单元的发射端设置。
  20. 根据权利要求11所述的纤维缠绕制造装置,其特征在于,所述纤维包括碳纤维、碳纳米管纤维、玻璃纤维、芳纶纤维中的任一种或两种以上的混合纤维。
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