Composite material rapid curing device and control method thereof

Abstract

The invention provides a composite material rapid curing device and a control method, the composite material rapid curing device comprises a support, a sliding door, a reference platform, a radiation wing, a heating device, a humidifying device and a vacuum device, and the support and the radiation wing are fixed through the reference platform; the support fixes the composite material, and the mutual positions of all the parts are adjusted; the composite material blade assembly is fixed through the radiation wings, and the mutual position relation between the radiation wings and the center part is adjusted; the heating device, the humidifying device and the vacuum device are all connected with a control system. The control method comprises the following steps: temperature control: controlling the working power and discontinuous time of the heating system through the temperature control system; humidity control, wherein the humidification atomization amount is controlled through frequency conversion; vacuum control: automatically controlling the vacuum degree through a vacuum sensor; the device is used for assembling, coating, drying and curing of the composite material, the temperature, the humidity and the vacuum degree can be controlled, and the efficiency of a composite material manufacturing and assembling process is remarkably improved.

Description

Technical Field

[0001] The invention relates to the technical field of composite material manufacturing, and in particular to a composite material rapid curing device and a control method thereof. Background Art

[0002] With the upgrading of equipment, it is difficult to balance the weight and strength of traditional materials. Composite materials have the characteristics of light weight, high strength, chemical corrosion resistance and good weather resistance. Products made of composite materials can have the characteristics of high strength, light weight and corrosion resistance, which can greatly improve product performance.

[0003] The manufacturing process of composite materials is a complex and precise process, which involves the physical and chemical properties of the materials as well as the manufacturing process. It requires effective control of temperature, humidity, pressure and vacuum to produce composite materials with excellent performance.

[0004] In the prior art, there is no technology or device that can provide stable temperature, humidity and vacuum for composite material manufacturing alone. Currently, it completely relies on the workshop temperature and natural curing, which takes a long time to cure and the finished product has poor high temperature resistance. Therefore, there is an urgent need for a device and method that can provide stable temperature, humidity and vacuum for composite materials alone to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to provide a composite material rapid curing device and a control method thereof.

[0006] In order to achieve the above object, the technical solution of the present invention is: A composite material rapid curing device, characterized in that it includes a shell, a bracket, a reference platform, an air duct and a control system, wherein the reference platform is located at the front of the shell, the bracket is located at the center of the reference platform, the bracket supports the composite material, a plurality of radiation wings are arranged around the outer side of the bracket, the radiation wings are arranged along the radial direction of the bracket, the radiation wings fix the blade components of the composite material, the air duct is located at the rear of the shell, the air duct is surrounded by a heat preservation board, a heating device and a humidifying device are arranged in the air duct, the heating device includes a heating wire, the humidifying device includes a humidifier and a water tank, an air inlet is arranged at the lower part of the air duct, an air outlet is arranged at the upper part of the air duct, a vacuum device is arranged at the rear end of the reference platform, and the vacuum device is connected to the composite material through a vacuum tube, The control system includes a temperature control system, a humidity control system, a vacuum control system and a safety alarm system. The temperature control system is electrically connected to the heating device. The temperature control system includes a heating control unit, a current detection module and a solid-state relay. The heating control unit includes a temperature sensor, which is respectively located in the shell, near the air outlet and outside the heating device. The humidity control system is electrically connected to the humidifier. The humidity control system includes a humidity sensor and a liquid level sensor, which is located in the shell, and the liquid level sensor is located in the water tank. The safety alarm system is electrically connected to the temperature sensor and the liquid level sensor respectively. The vacuum control system is electrically connected to the vacuum device. The vacuum control system includes a vacuum degree sensor, which is located in the vacuum tube. The control system is controlled by a PLC controller, a coupled communication module and an executable controller.

[0007] Furthermore, the shell includes a base plate, a fixed frame and a sliding door, the fixed frame is fixed to the rear of the base plate, the front end of the fixed frame is open, the air duct is tightly matched with the front end of the fixed frame, the sliding door slides back and forth along the base, and the shell is closed when the sliding door moves to contact the fixed frame.

[0008] Furthermore, side panels are provided on the left and right sides of the bottom plate, and the side panels are located on the inner side of the sliding door. The sliding door moves forward and backward guided by the side panels.

[0009] Furthermore, the sliding door is of an n-shaped structure, a front baffle is provided at the front end of the bottom plate, and the sliding door is tightly matched with the front baffle.

[0010] The control method of the composite material rapid curing device is characterized in that: The temperature control system sets the temperature and is divided into rapid heating mode, uniform heating mode and heat preservation mode according to different temperature stages. Among them, the rapid heating mode is that when the material temperature is lower than the set lower limit of uniform heating, the inverter and temperature control system are used to increase the temperature of the heating device to the maximum power, and ensure that the temperature of the air outlet does not exceed the set upper limit of operation; The uniform heating mode is that when the material temperature reaches the lower limit of uniform heating, the heating device is controlled by the frequency converter and temperature control system to achieve uniform heating of the composite material. In the heat preservation mode, when the composite material reaches the set temperature, the frequency converter and temperature control system are used to control the heating device to increase the temperature, so as to ensure that the temperature of the composite material fluctuates within the set range; The humidity is set through the humidity control system. When the humidity does not meet the set humidity range requirements, the atomization amount of the humidifier is controlled by frequency conversion to adjust the ambient humidity. The vacuum device maintains the vacuum degree between the composite materials at a set value through a vacuum pump, a vacuum tube and a vacuum degree sensor; The safety alarm system detects the outlet temperature, heating device temperature, ambient temperature and humidifier tank liquid level parameters through temperature sensors and liquid level sensors. When the temperature exceeds the safety value or the liquid level is lower than the set value, the safety alarm system alarms and the system automatically shuts down.

[0011] Furthermore, before the heating device starts working and heating, the temperature control system first performs leakage circuit breaker, power supply status and AC contactor detection, the current detection module detects the heating control unit, and the solid-state relay controls the isolation and output between the temperature sensor and the heating wire.

[0012] Furthermore, when a leakage circuit breaker, power supply status or AC contactor detection fails, the safety alarm system sends an alarm signal, and the coupling communication module receives the leakage fault alarm, circuit fault alarm or contactor fault alarm signal respectively, and the system automatically shuts down.

[0013] Furthermore, the safety alarm system performs safety monitoring on the coupled communication module, the executable controller, the temperature control system and the water tank liquid level. When the coupled communication module or executable controller fails, a communication module failure alarm or an execution module failure alarm is issued. When the temperature sensor in the temperature control system exceeds the limit temperature or the heating wire is broken, a temperature alarm or a heating wire break alarm is issued. When the water tank is at a low liquid level for more than seconds, the water tank heating is stopped and the water tank low liquid level alarm is output.

[0014] The present invention integrates heating, humidification and vacuuming functions, can control temperature, humidity conditions and vacuum degree under various environmental conditions, improves the high temperature resistance of the composite material, and significantly reduces the curing time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the curing device of the present invention; Figure 2 It is a schematic diagram of the side structure of the curing device of the present invention.

[0016] Reference numerals: 1 shell, 2 bracket, 3 reference platform, 4 air inlet, 5 air outlet, 6 radiant wings, 7 heating device, 8 humidification device, 9 vacuum device, 10 air duct, 101 bottom plate, 102 fixed frame, 103 sliding door, 104 side plate, 105 front baffle. DETAILED DESCRIPTION

[0017] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] The invention discloses a composite material rapid curing device, such as Figure 1 As shown, it includes a shell 1, a bracket 2, a reference platform 3, an air duct 10 and a control system. The reference platform 3 is located at the front of the shell 1, the bracket 2 is located at the center of the reference platform 3, the bracket 2 supports the composite material, and a plurality of radiating wings 6 are arranged around the outer side of the bracket 2. The radiating wings 6 are arranged along the radial direction of the bracket 2. The radiating wings 6 fix the blade components of the composite material and adjust the relative position relationship with the central part. The reference platform 3 provides a unified installation reference standard for the bracket 2, the radiating wings 6 and the entire composite material installation system to ensure the installation accuracy of the composite material.

[0019] like Figure 2 As shown, the air duct 10 is located at the rear of the shell 1, and the air duct 10 is surrounded by an insulation board. A heating device 7 and a humidifying device 8 are provided in the air duct 10. The heating device 7 includes a heating wire, and the humidifying device 8 includes a humidifier and a water tank. An air inlet 4 is provided at the lower part of the air duct 10, and an air outlet 5 is provided at the upper part of the air duct 10. A vacuum device 9 is provided at the rear end of the reference platform 3. The vacuum device 9 is connected to the composite material through a vacuum tube to adjust the vacuum degree between the composite materials.

[0020] The heating device 7 draws in ambient air through the air inlet 4 , heats it to a set temperature, and then discharges it through the air outlet 5 . The humidifying device 8 draws in ambient air through the air inlet 4 , adjusts the air humidity, and then discharges it through the air outlet 5 .

[0021] Ambient air is sucked in from the air inlet 4, and the air with adjusted temperature and humidity is discharged through the air outlet 5 through the heating device 7 and the humidifying device 8, so as to provide ambient air with satisfactory temperature and humidity for the composite material.

[0022] like Figure 1 As shown, the shell 1 includes a base plate 101, a fixed frame 102 and a sliding door 103. The fixed frame 102 is fixed to the rear of the base plate 101, the front end of the fixed frame 102 is open, the air duct 10 is tightly matched with the front end of the fixed frame 102, and the sliding door 103 slides back and forth along the base. When the sliding door 103 moves to contact the fixed frame 102, the shell 1 is closed.

[0023] Side panels 104 are provided on the left and right sides of the bottom plate 101. The side panels 104 are located on the inner side of the sliding door 103. The sliding door 103 moves forward and backward guided by the side panels 104. The sliding door 103 has an n-shaped structure. A front baffle 105 is provided at the front end of the bottom plate 101. The sliding door 103 and the front baffle 105 are tightly matched.

[0024] The sliding door 103 can be slid open and closed to facilitate the composite material to enter and exit, forming a closed environment, and cooperates with the heating device 7 and the humidifying device 8 to provide good environmental conditions for drying and curing the composite material.

[0025] The control system includes a temperature control system, a humidity control system, a vacuum control system and a safety alarm system. The temperature control system is electrically connected to the heating device 7. The temperature control system includes a heating control unit, a current detection module and a solid-state relay. The heating control unit includes a temperature sensor, which is respectively located in the shell 1, near the air outlet 5 and outside the heating device 7. The humidity control system is electrically connected to the humidifier. The humidity control system includes a humidity sensor and a liquid level sensor. The humidity sensor is located in the shell 1, and the liquid level sensor is located in the water tank. The safety alarm system is electrically connected to the temperature sensor and the liquid level sensor, respectively. The vacuum control system is electrically connected to the vacuum device 9. The vacuum control system includes a vacuum degree sensor, which is located in the vacuum tube.

[0026] The control system is controlled through the PLC controller, the coupled communication module and the executable controller, and the control logic is written into the PLC controller.

[0027] A control method for a composite material rapid curing device is provided, comprising the following steps: The temperature control system sets the temperature and is divided into rapid heating mode, uniform heating mode and heat preservation mode according to different temperature stages. Among them, the rapid heating mode is that when the material temperature is lower than the set lower limit of uniform heating, the frequency converter and temperature control system are used to increase the temperature of the heating device 7 at the maximum power, and ensure that the temperature of the air outlet 5 does not exceed the set upper limit of operation.

[0028] In the uniform heating mode, when the material temperature reaches the lower limit of uniform heating, the heating device 7 is controlled to heat up through the frequency converter and the temperature control system to achieve uniform heating of the composite material.

[0029] In the heat preservation mode, when the composite material reaches the set temperature, the frequency converter and the temperature control system are used to control the heating device 7 to increase the temperature, so as to ensure that the temperature of the composite material fluctuates within the set range; The humidity is set by the humidity control system. When the humidity does not meet the set humidity range requirements, the atomization amount of the humidifying device 8 is controlled by frequency conversion to adjust the ambient humidity; The vacuum device 9 maintains the vacuum degree between the composite materials at a set value through a vacuum pump, a vacuum tube and a vacuum degree sensor; The safety alarm system detects the temperature of the air outlet 5, the temperature of the heating device 7, the ambient temperature and the liquid level parameters of the water tank of the humidifying device 8 through temperature sensors and liquid level sensors. When the temperature exceeds the safety value or the liquid level is lower than the set value, the safety alarm system alarms and the system automatically shuts down.

[0030] Before the heating device 7 starts heating, the temperature control system first detects the leakage circuit breaker, power supply status and AC contactor, the current detection module detects the heating control unit, and the solid-state relay controls the isolation and output between the temperature sensor and the heating wire.

[0031] When a fault occurs in the leakage circuit breaker, power supply status or AC contactor detection, the safety alarm system sends an alarm signal, and the coupling communication module receives the leakage fault alarm, circuit fault alarm or contactor fault alarm signal respectively, and the system automatically shuts down.

[0032] The safety alarm system monitors the coupled communication module, executable controller, temperature control system and water tank level. When the coupled communication module or executable controller fails, a communication module failure alarm or an execution module failure alarm is issued. When the temperature sensor in the temperature control system exceeds the limit temperature or the heating wire is broken, a temperature alarm or a heating wire break alarm is issued. When the water tank is at a low liquid level for more than 30 seconds, the water tank heating is stopped and the water tank low liquid level alarm is output.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A composite material rapid curing device, characterized in that: The invention comprises a shell (1), a bracket (2), a reference platform (3), an air duct (10) and a control system, wherein the reference platform (3) is located at the front of the shell (1), the bracket (2) is located at the center of the reference platform (3), the bracket (2) supports the composite material, a plurality of radiation wings (6) are arranged around the outer side of the bracket (2), the radiation wings (6) are arranged along the radial direction of the bracket (2), the radiation wings (6) fix the blade assembly of the composite material, the air duct (10) is located at the rear of the shell (1), the air duct (10) is surrounded by a heat preservation board, a heating device (7) and a humidifying device (8) are arranged in the air duct (10), the heating device (7) comprises a heating wire, the humidifying device (8) comprises a humidifier and a water tank, an air inlet (4) is arranged at the bottom of the air duct (10), an air outlet (5) is arranged at the top of the air duct (10), a vacuum device (9) is arranged at the rear end of the reference platform (3), and the vacuum device (9) is connected to the composite material through a vacuum tube. The control system comprises a temperature control system, a humidity control system, a vacuum control system and a safety alarm system. The temperature control system is electrically connected to the heating device (7). The temperature control system comprises a heating control unit, a current detection module and a solid-state relay. The heating control unit comprises a temperature sensor. The temperature sensors are respectively located in the housing (1), near the air outlet (5) and outside the heating device (7). The humidity control system is electrically connected to the humidifier. The humidity control system comprises a humidity sensor and a liquid level sensor. The humidity sensor is located in the housing (1). The liquid level sensor is located in the water tank. The safety alarm system is respectively electrically connected to the temperature sensor and the liquid level sensor. The vacuum control system is electrically connected to the vacuum device (9). The vacuum control system comprises a vacuum degree sensor. The vacuum degree sensor is located in the vacuum tube. The control system is controlled by a PLC controller, a coupled communication module and an executable controller.

2. The composite material rapid curing device according to claim 1, characterized in that: The housing (1) comprises a base plate (101), a fixed frame (102) and a sliding door (103); the fixed frame (102) is fixed to the rear of the base plate (101); the front end of the fixed frame (102) is open; the air duct (10) is tightly matched with the front end of the fixed frame (102); the sliding door (103) slides forward and backward along the base; when the sliding door (103) moves to contact the fixed frame (102), the housing (1) is tightly closed.

3. The composite material rapid curing device according to claim 2, characterized in that: Side plates (104) are provided on the left and right sides of the bottom plate (101); the side plates (104) are located on the inner side of the sliding door (103); and the sliding door (103) is guided by the side plates (104) to move forward and backward.

4. The composite material rapid curing device according to claim 2 or 3, characterized in that: The sliding door (103) has an n-shaped structure, a front baffle (105) is provided at the front end of the bottom plate (101), and the sliding door (103) and the front baffle (105) are tightly matched.

5. A control method for a composite material rapid curing device according to claim 1, characterized in that: The temperature control system sets the temperature and is divided into rapid heating mode, uniform heating mode and heat preservation mode according to different temperature stages. The rapid heating mode is that when the material temperature is lower than the set lower limit of uniform heating, the frequency converter and the temperature control system are used to increase the temperature of the heating device (7) at the maximum power, and ensure that the temperature of the air outlet (5) does not exceed the set upper limit of operation; The uniform heating mode is that when the material temperature reaches the lower limit of the uniform heating, the heating device (7) is controlled to heat up by the frequency converter and the temperature control system, so as to achieve uniform heating of the composite material; In the heat preservation mode, when the composite material reaches a set temperature, the heating device (7) is controlled to increase the temperature through the frequency converter and the temperature control system to ensure that the temperature of the composite material fluctuates within a set range; The humidity is set by a humidity control system. When the humidity does not meet the set humidity range, the atomization amount of the humidifying device (8) is controlled by frequency conversion to adjust the ambient humidity. The vacuum device (9) maintains the vacuum degree between the composite materials at a set value through a vacuum pump, a vacuum tube and a vacuum degree sensor; The safety alarm system detects the temperature of the air outlet (5), the temperature of the heating device (7), the ambient temperature and the liquid level parameters of the water tank of the humidifying device (8) through a temperature sensor and a liquid level sensor. When the temperature exceeds a safety value or the liquid level is lower than a set value, the safety alarm system sounds an alarm and the system automatically shuts down.

6. The control method of the composite material rapid curing device according to claim 5, characterized in that: Before the heating device (7) starts heating, the temperature control system first detects the leakage circuit breaker, power supply status and AC contactor, the current detection module detects the heating control unit, and the solid-state relay controls the isolation and output between the temperature sensor and the heating wire.

7. The control method of the composite material rapid curing device according to claim 6, characterized in that: When a fault occurs in the leakage circuit breaker, power supply status or AC contactor detection, the safety alarm system sends an alarm signal, and the coupling communication module receives the leakage fault alarm, circuit fault alarm or contactor fault alarm signal respectively, and the system automatically shuts down.

8. The control method of the composite material rapid curing device according to claim 7, characterized in that: The safety alarm system performs safety monitoring on the coupled communication module, the executable controller, the temperature control system and the water tank level. When the coupled communication module or executable controller fails, a communication module failure alarm or an execution module failure alarm is issued. When the temperature sensor in the temperature control system exceeds the limit temperature or the heating wire is broken, a temperature alarm or a heating wire break alarm is issued. When the water tank is at a low liquid level for more than 30 seconds, the water tank heating is stopped and the water tank low liquid level alarm is output.

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