Resin filling flow accurate control device and resin filling device

Abstract

The utility model relates to a resin infusion flow accurate control device and a resin infusion device.The resin infusion flow accurate control device comprises a base, a driving piece, an adjusting valve, a valve opening degree detecting piece, a clamping ring and a coupler set. An output shaft of the driving part is fixedly connected with the clamping ring through the coupler set, the clamping ring is connected with an adjusting part of the adjusting valve in a clamped mode, and the valve opening degree detecting part is fixed to the coupler set and used for detecting the opening degree of the adjusting valve. The flow control device is used for accurately controlling the flow of resin infusion in the production of wind power blades, the opening degree of the infusion valve can be adjusted and controlled, the defect that in the prior art, resin infusion operation depends on manual judgment too much is overcome, and product defects and operation risks caused by the fact that personnel walk in a mold cavity during operation are avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to flow control technical field, concretely relates to a resin perfusion flow accurate control device and resin perfusion device. BACKGROUND

[0002] At present, wind power blade production adopts vacuum perfusion process, that is, fiber reinforced material, release cloth, flow guide net, flow guide pipe and sub-pipe glue inlet are sequentially laid on the surface of blade mold, then vacuum film is coated and sealed, closed infiltration area is formed between vacuum film and blade mold, one side of the closed infiltration area is pumped by vacuum pump to negative pressure state, and the other side is connected with main glue inlet by resin perfusion machine glue outlet pipe, mixed resin and curing agent are sucked into the closed area by vacuum negative pressure, and are hardened and formed.

[0003] However, the vacuum perfusion is perfused by manually controlling the opening degree of the ball valve, the ball valves are arranged dispersedly and in large quantity, workers need to frequently move in the mold cavity to operate, and perfusion defects are easily caused due to improper operation. In addition, the opening degree of the perfusion ball valve is judged and controlled by relying on the observation of the infiltration of resin glue on the surface of the blade by workers on site, and the judgment is inaccurate, and the flow control is not accurate enough.

[0004] In summary, it is urgent to provide a device capable of accurately controlling resin perfusion flow and a resin perfusion device. SUMMARY

[0005] The utility model discloses a device capable of accurately controlling resin perfusion flow and a resin perfusion device.

[0006] The above-mentioned purpose is realized by the following technical scheme: a resin perfusion flow accurate control device, comprising a base, a driving part, an adjusting valve, a valve opening degree detection part, a snap ring and a shaft coupling group, the driving part is fixed on the base, the output shaft of the driving part is fixedly connected with the snap ring through the shaft coupling group, the snap ring is clamped with the adjusting part of the adjusting valve, and the valve opening degree detection part is fixed on the shaft coupling group and is used for detecting the opening degree of the adjusting valve.

[0007] The utility model is used for accurately controlling resin perfusion flow in vacuum perfusion, the adjusting valve is installed on the perfusion pipeline, the valve opening degree detection part is used for detecting the opening degree of the adjusting valve, the driving part performs corresponding action according to the valve opening degree signal of detection and accepts control instruction, the adjusting part of the adjusting valve is driven to rotate through the transmission of the rotation of the driving part, the shaft coupling group and the snap ring, so as to control the opening degree of the adjusting valve. In the specific application process, the adjusting valve can be selected as a ball valve, the adjusting part is the adjusting handle of the ball valve at this time, and the adjusting handle is fixedly clamped with the snap ring.

[0008] Further, the coupling set comprises a first coupling, a second coupling and a third coupling, the output shaft of the driving member is fixedly connected with the first coupling after penetrating through the shaft sleeve, the second coupling is provided with dovetail grooves at two ends, the first coupling and the third coupling are provided with dovetail bosses, the first coupling and the third coupling are connected with the dovetail grooves of the second coupling through the dovetail bosses, and the clamping ring is sleeved on the outer ring of the third coupling and is fixedly connected with the third coupling.

[0009] Further, the coupling set comprises a sleeve ring, and the sleeve ring is sleeved on the outer ring of the second coupling and is fixedly connected with the second coupling.

[0010] Further, the dovetail bosses of the first coupling and the third coupling are provided with blind holes, spring assemblies are arranged in the blind holes, and the other ends of the spring assemblies are arranged outside the blind holes and abut against the inner ring of the sleeve ring.

[0011] Further, the spring assemblies are arranged in a cross and vertical mode, and the ends of the spring assemblies abut against the inner ring of the sleeve ring.

[0012] Further, the valve opening detection member is an angle sensor, and the rotating inner ring of the angle sensor is nested on the first coupling and is locked and connected through a locking screw.

[0013] Further, the resin pouring flow accurate control device further comprises a controller, the valve opening detection member is in communication connection with the controller and transmits a detection signal to the controller, and the controller controls the driving member to act according to the detection signal and then adjusts the opening degree of the regulating valve.

[0014] In order to achieve the above-mentioned purpose, the utility model further provides a resin pouring device, including pouring pipeline subassembly and any above-mentioned resin pouring flow accurate control device, the pouring pipeline subassembly includes main pipe and with a plurality of branch pipes of main pipe intercommunication, the resin pouring flow accurate control device regulating valve is arranged on the branch pipe.

[0015] Further technical solutions are that the branch pipes are provided with flow sensors, the flow sensors are in communication connection with the controller and are used to transmit detected flow information to the controller. In this way, real-time display of flow in each branch pipe and cumulative closed-loop feedback are realized, and accurate flow control is realized.

[0016] Further technical solutions are that the resin pouring device further comprises a mold temperature sensor and a vision system, the vision system is used to detect resin flow state and color change information of the degree of wetting, the mold temperature sensor is in communication connection with the controller and is used to transmit detected information to the controller. In this way, the temperature information of the mold in the resin pouring area and the color change information of the resin flow state and the degree of wetting are utilized, the collected information is calculated by an algorithm (Darcy's law) to obtain the opening sequence, opening degree and pouring time of each ball valve, so that automatic pouring of the mold is realized, and production efficiency is effectively improved and pouring quality is ensured.

[0017] Compared with the prior art, the technical solutions of the utility model can realize adjustment and control of pouring control valve opening degree, and flow sensors, temperature sensors, vision and other detection devices are configured, so that accurate control of resin pouring flow is realized, and the technical problems that wind power blade pouring operation is too dependent on manual judgment in the prior art, and personnel operation causes product defects and operation risks when walking in the mold cavity are overcome. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated herein in their entirety. The embodiments illustrated in the drawings are utilized to explain the present application and do not constitute an improper limitation on the present application.

[0019] Figure 1 The structure schematic view of the resin pouring flow accurate control device according to an embodiment of the utility model;

[0020] Figure 2 The structure schematic view of the resin pouring flow accurate control device according to an embodiment of the utility model; Figure 1 The structure schematic view of the resin pouring flow accurate control device according to an embodiment of the utility model;

[0021] Figure 3 The structure schematic view of the resin pouring flow accurate control device according to an embodiment of the utility model; Figure 1 The structure schematic view of the resin pouring flow accurate control device according to an embodiment of the utility model (not containing the regulating valve) is another angle of the sectional view;

[0022] Figure 4 The structure schematic view of the resin pouring device according to an embodiment of the utility model.

[0023] In the drawings:

[0024] 1 main pipe 2 branch pipe 3 base 4 driving member;

[0025] 5 regulating valve 6 valve opening detection member 7 snap ring 8 first coupling;

[0026] 9 second coupling 10 third coupling 11 adjusting member 12 dovetail boss;

[0027] 13 shaft sleeve 14 collar 15 spring assembly 16 flow sensor;

[0028] 17 set screw 18 machine cover. DETAILED DESCRIPTION

[0029] The utility model will be described in detail below in combination with the drawings, and the description in this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the utility model. In addition, those skilled in the art can combine the features in the embodiments in this document and the features in different embodiments according to the description in this document.

[0030] The utility model implementation is as follows, referring to Figures 1-3 A resin infusion flow accurate control device, including base 3, driving piece 4, regulating valve 5, valve opening detection member 6, snap ring 7 and coupling group, the driving piece 4 is fixed on the base 3, the output shaft of the driving piece 4 is fixedly connected with the snap ring 7 through the coupling group, the snap ring 7 is clamped with the adjusting member 11 of regulating valve 5, the valve opening detection member 6 is fixed on the coupling group and is used to detect the opening of regulating valve 5.

[0031] As Figure 4 The utility model is used for the accurate control of resin infusion flow when adopting vacuum infusion in wind power blade production, regulating valve 5 is installed on infusion pipeline, valve opening detection member 6 is used to detect the opening of regulating valve 5, and driving piece 4 carries out corresponding action according to the valve opening signal of detection and accepts control instruction, and the adjusting member 11 of regulating valve 5 is driven to rotate through the transmission of coupling group and snap ring 7 by the rotation of driving piece 4, to control the opening of regulating valve 5. In the specific application process, regulating valve 5 can select ball valve, and the adjusting member 11 is the adjusting handle of ball valve at this time, and the adjusting handle is fixedly clamped with snap ring 7. Preferably, the driving piece 4 is driving motor, and the driving motor is provided with machine cover 18.

[0032] On the basis of the above embodiment, another embodiment of the utility model is as follows, Figures 1-3The coupling group comprises a first coupling 8, a second coupling 9 and a third coupling 10, the output shaft of the driving part 4 is fixedly connected with the first coupling 8 after passing through a shaft sleeve 13, the second coupling 9 is provided with dovetail grooves at two ends, the first coupling 8 and the third coupling 10 are provided with dovetail bosses 12, the first coupling 8 and the third coupling 10 are connected with the dovetail grooves of the second coupling 9 through the dovetail bosses 12 respectively, and the clamping ring 7 is sleeved on the outer ring of the third coupling 10 and is fixedly connected with the third coupling 10. Thus, the transmission connection is reliable.

[0033] On the basis of the above-mentioned embodiments, in another embodiment of the utility model, Figures 1-3 The coupling group comprises a sleeve ring 14, the sleeve ring 14 is sleeved on the outer ring of the second coupling 9 and is fixedly connected with the second coupling 9.

[0034] On the basis of the above-mentioned embodiments, in another embodiment of the utility model, Figures 1-3 The dovetail bosses 12 of the first coupling 8 and the third coupling 10 are all provided with blind holes, spring assemblies 15 are arranged in the blind holes, and the other ends of the spring assemblies 15 protrude out of the blind holes and abut against the inner ring of the sleeve ring 14. Thus, the cooperation angle of the clamping sleeve and the adjusting valve 5 can be adjusted within a certain range by arranging the spring assemblies 15.

[0035] On the basis of the above-mentioned embodiments, in another embodiment of the utility model, Figures 1-3 The plurality of spring assemblies 15 are arranged in a cross and vertical mode, and the ends of the spring assemblies 15 abut against the inner ring of the sleeve ring 14 respectively. Thus, the angle and displacement of the coupling in the horizontal and vertical directions in the sleeve ring 14 can be adjusted by the spring force, the coupling group is fixedly connected with the clamping ring 7, the clamping ring 7 is clamped and connected with the adjusting part 11 of the adjusting valve 5, even if there is a certain angle deviation in the clamped installation of the clamping ring 7 and the adjusting part 11, the angle adjustment function of the spring assemblies 15 arranged in the coupling group can be used for compensation, and the clamping ring 7 can be matched with the adjusting part 11 smoothly.

[0036] On the basis of the above-mentioned embodiments, in another embodiment of the utility model, Figures 1-3 The valve opening detection part 6 is an angle sensor, and the rotating inner ring of the angle sensor is nested on the first coupling 8 and is locked and connected through a lock screw 17.

[0037] On the basis of the above-mentioned embodiments, in another embodiment of the utility model, Figures 1-3 The resin pouring flow accurate control device further comprises a controller, the valve opening detection part 6 is communicatively connected with the controller and transmits a detection signal to the controller, and the controller controls the driving part 4 to act and then adjusts the opening of the adjusting valve 5 according to the detection signal.

[0038] The utility model also provides a resin perfusion device, and the implementation example is as follows, such as Figure 4 , including perfusion pipeline subassembly and the resin perfusion flow accurate control device of any above, perfusion pipeline subassembly includes main pipe 1 and with a plurality of branch pipes 2 of main pipe 1 intercommunication, resin perfusion flow accurate control device regulating valve 5 is arranged on branch pipe 2.

[0039] On the basis of the above embodiment, another embodiment of the utility model is as follows, Figure 4 Flow sensor 16 is equipped on branch pipe 2, and flow sensor 16 is connected with controller and is used to pass the flow information detected to controller.Such setting is used to realize the real-time display and cumulative closed-loop feedback of flow in each branch pipe 2, and realizes accurate flow control.

[0040] On the basis of the above embodiment, another embodiment of the utility model is as follows, the resin perfusion device still includes mould temperature sensor and visual system, and visual system is used to detect resin flow state and the color change information of wetting degree, and mould temperature sensor is connected with controller and is used to pass the information detected to controller.In this way, using the temperature information of mould in resin perfusion area and the color change information of resin flow state and wetting degree, the information collected is calculated by algorithm (Darcy's law) to obtain each ball valve opening sequence, opening degree and perfusion time, to realize mould automatic perfusion, effectively improve production efficiency and guarantee perfusion quality.

[0041] Compared with prior art, the technical scheme of the utility model can realize the adjustment and control of perfusion control valve opening degree, and is provided with flow sensor 16, temperature sensor and visual detection device, to realize accurate control of resin perfusion flow, overcome the technical problems that wind power blade perfusion operation is too dependent on artificial judgment in prior art, and personnel operation walks in mould cavity to cause product defect and operation risk.

[0042] The above only is the preferred implementation mode of the utility model, and it should be pointed out that for ordinary skilled person in the art, on the premise of not departing from the principle of the utility model, can make a number of improvements and refinements, and these improvements and refinements also should be regarded as the protection scope of the utility model.

Claims

1. A resin infusion flow precision control apparatus, characterized by, The application relates to a resin pouring flow accurate control device, which comprises a base, a driving element, an adjusting valve, a valve opening degree detecting element, a clamping ring and a shaft coupling set, the driving element is fixed on the base, the output shaft of the driving element is fixedly connected with the clamping ring through the shaft coupling set, the clamping ring is clamped with an adjusting element of the adjusting valve, and the valve opening degree detecting element is fixed on the shaft coupling set and used for detecting the opening degree of the adjusting valve.

2. The resin infusion flow precision control device of claim 1, wherein, The shaft coupling set comprises a first shaft coupling, a second shaft coupling and a third shaft coupling, the output shaft of the driving element is fixedly connected with the first shaft coupling after penetrating through a shaft sleeve, both ends of the second shaft coupling are provided with dovetail grooves, the first shaft coupling and the third shaft coupling are both provided with dovetail bosses, the first shaft coupling and the third shaft coupling are connected with the dovetail grooves of the second shaft coupling through the dovetail bosses respectively, and the clamping ring is sleeved on the outer ring of the third shaft coupling and is fixedly connected with the third shaft coupling.

3. The resin infusion flow precision control device of claim 2, wherein, The shaft coupling set comprises a sleeve ring, the sleeve ring is sleeved on the outer ring of the second shaft coupling and is fixedly connected with the second shaft coupling.

4. The resin infusion flow precision control device of claim 3, wherein, Blind holes are arranged on the dovetail bosses of the first shaft coupling and the third shaft coupling, spring assemblies are arranged in the blind holes, and the other ends of the spring assemblies are arranged outside the blind holes and abut against the inner ring of the sleeve ring.

5. The resin infusion flow precision control device of claim 4, wherein, A plurality of spring assemblies are arranged in a cross and perpendicular mode, and the ends of the spring assemblies abut against the inner ring of the sleeve ring.

6. The resin infusion flow precision control apparatus according to claim 3, wherein The valve opening degree detecting element is an angle sensor, the rotating inner ring of the angle sensor is nested on the first shaft coupling and is locked and connected through a locking screw.

7. The resin infusion flow precision control apparatus according to claim 6, wherein The resin pouring flow accurate control device further comprises a controller, the valve opening degree detecting element is communicatively connected with the controller and transmits a detection signal to the controller, and the controller controls the driving element to act and further adjusts the opening degree of the adjusting valve according to the detection signal.

8. A resin infusion device, characterized by, The application further relates to a resin pouring flow accurate control device, which comprises a pouring pipeline assembly and the resin pouring flow accurate control device, the pouring pipeline assembly comprises a main pipe and a plurality of branch pipes which are communicated with the main pipe, and the adjusting valve of the resin pouring flow accurate control device is arranged on the branch pipes.

9. The resin infusion device of claim 8, wherein, The branch pipes are provided with flow sensors, the flow sensors are communicatively connected with the controller and are used for transmitting detected flow information to the controller.

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