CN203216807U - Carbon fiber composite mandrel winding test device - Google Patents

Abstract

The utility model provides a carbon fiber composite mandrel winding test device. The carbon fiber composite mandrel winding test device mainly comprises a frame, a compressing mechanism, a winding mechanism and a control system, wherein the compressing mechanism, the winding mechanism and the control system are fixed on the frame, the compressing mechanism comprises a compressing motor and upper rollers and lower rollers, the upper rollers and the lower rollers are vertically arranged in multiple pairs, the upper rollers are connected with the compressing motor and are driven by the same to be stressed so as to compress the lower rollers, a carbon fiber composite mandrel is clamped between the upper rollers and the lower rollers, the winding mechanism comprises a winding motor and a winding reel in transmission connection with the winding motor, at least one circle of arched groove for winding the carbon fiber composite mandrel is formed in the circumferential outer surface of the winding reel, a clamping mechanism for fixing an end head of the carbon fiber composite mandrel is circumferentially arranged on the winding reel, and the compressing motor and the winding motor are connected with the control system. The carbon fiber composite mandrel winding test device cannot cause damage to the surface of the carbon fiber composite mandrel and realizes effective winding tests of the carbon fiber composite mandrel.

Description

Carbon fiber composite mandrel winding test device

technical field

The utility model relates to the technical field of electrical product testing, in particular to a carbon fiber composite mandrel winding test device.

Background technique

In recent years, a new type of wire - fiber-reinforced resin matrix composite core wire has been widely used. The biggest difference between this new type of wire and ordinary steel-cored aluminum stranded wire is that the reinforcing core of the wire is a fiber-reinforced resin-based composite material core (hereinafter referred to as the mandrel). Due to the mandrel has the advantages of light weight, high strength and small linear expansion coefficient, compared with traditional wires, the wire has high strength, low line loss, small sag, high temperature resistance, large carrying capacity, light weight and corrosion resistance. And other advantages, realize the energy saving, environmental protection and safety of power transmission, the wire has a good application prospect in the transmission line.

In the process of wire production and construction, its winding performance is a very important performance index. Compared with ordinary steel-reinforced aluminum stranded wire, the winding performance of fiber-reinforced resin-based composite material core wire mainly depends on the mandrel. Therefore, the winding performance index of the mandrel is the most critical technical index of the wire. Due to the characteristics of the mandrel with large diameter, wide range, high strength, and large bending radius, and the winding test procedure is complicated, it is different from the existing wire winding test. The working principle of the machine is completely different, and the existing wire winding test machine cannot be used to test it.

Chinese patent ZL201110194600.2 discloses a composite material mandrel winding test machine, which includes a protective cover, a sample introduction device, a winding device and a programmable controller. The sample introduction device and the winding device are set Inside the protective cover, the programmable controller is arranged outside the protective cover. The utility model realizes the winding test of the composite mandrel, but it still has certain limitations in the winding process. If the winding wheel fixes and clamps the mandrel, it is easy to cause damage to the outer surface of the mandrel. damage, and the test of mandrels of different diameters is not easy to operate.

Utility model content

In view of the above-mentioned shortcomings of the prior art, the purpose of this utility model is to provide a carbon fiber composite mandrel winding test device for solving the above-mentioned problems existing in the prior art.

In order to achieve the above purpose and other related purposes, the utility model provides a carbon fiber composite mandrel winding test device, which mainly includes a frame and the following mechanisms fixed on the frame: a compression mechanism, including a compression motor and multiple pairs of The upper and lower rollers are set up and down, and all the upper rollers are connected with the compression motor. Driven by the compression motor, the upper roller is pressed by the lower roller, and the carbon fiber composite mandrel is clamped between the upper roller and the lower roller. The winding mechanism includes a winding motor and a winding disk connected to the winding motor drive, the outer surface of the winding disk is provided with at least one arc-shaped groove for winding the carbon fiber composite mandrel, and A clamping mechanism for fixing the end of the carbon fiber composite mandrel is provided on the circumferential direction of the winding disk; the control system, the pressing motor and the winding motor are all connected to the control system.

Preferably, all arc-shaped grooves are arranged in a spiral shape.

Preferably, the clamping mechanism includes a fixing frame fixedly connected to the winding reel, and a clamping rod pierced on the fixing frame, and the clamping rod has a section facing the surface of the winding reel A concave arc surface matched with the arc groove.

Preferably, the distance between the clamping rod and the winding disc is adjustable.

Preferably, the carbon fiber composite mandrel winding test device further includes a lifting adjustment mechanism, the lifting adjustment mechanism is connected with the pressing mechanism to adjust the position height of the pressing mechanism.

Preferably, all the lower rollers in the pressing mechanism are connected with a rotating motor, and the rotating motor drives all the lower rollers to rotate, and the rotating motor is connected with the control system.

Preferably, all the upper rollers are arranged on a pressing plate, and the pressing motor is connected with the pressing plate.

Preferably, the pressing mechanism further includes a hand wheel and a lifting transmission mechanism connected with the hand wheel, and the pressing plate is connected with the lifting transmission mechanism.

Preferably, the frame is also provided with a front guide mechanism, the front guide mechanism is located on one side of the pressing mechanism, and the front guide mechanism is a pair of uprights arranged opposite to each other.

Preferably, the frame is further provided with a rear guide mechanism, the rear guide mechanism is located between the pressing mechanism and the winding disc, and the rear guide mechanism is a horizontally arranged support.

As mentioned above, the carbon fiber composite mandrel winding test device of the present invention has the following beneficial effects: its pressing mechanism ensures that the carbon fiber composite mandrel travels in a straight line under constant tension, and the arc on the circumferential outer surface of the winding disc The curved groove ensures that the carbon fiber composite mandrel is wound inside, and the setting of the arc groove facilitates limited winding of the carbon fiber composite mandrel with high hardness without causing damage to the surface of the carbon fiber composite mandrel. Effective winding test of composite mandrels.

Description of drawings

Fig. 1 shows the front view of the carbon fiber composite mandrel winding test device of the present invention.

Fig. 2 shows a side view of the carbon fiber composite mandrel winding test device of the present invention.

Fig. 3 is a specific structural diagram of the winding disc of the present invention.

Fig. 4 is a specific structural diagram of the clamping mechanism of the present invention.

Fig. 5 is a specific structural diagram of the pressing mechanism of the present invention.

Fig. 6 is a schematic view showing the state of winding carbon fiber composite mandrels with different diameters according to the present invention.

Fig. 7 is shown as the specific structural diagram of the front guiding mechanism of the utility model.

Component designation description

1 rack

2 winding reel

2a Large diameter winding reels

2b Small diameter coils

21 Arc groove

3 Clamping mechanism

31 Clamping rod

32 Fixed frame

311 concave curved surface

4 Lifting adjustment mechanism

5 Compression motor

6 Front guide mechanism

7 Carbon fiber composite mandrel

7b Carbon fiber composite mandrel with large diameter

7a Carbon fiber composite mandrel with small diameter

8 Rear guide mechanism

9 Lower Roller

10 Upper Roller

11 Rotating motor

12 winding motor

13 Transmission shaft

14 Press plate

15 hand wheel

Detailed ways

The implementation of the present utility model is illustrated by specific specific examples below, and those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification.

See Figures 1 through 7. It should be noted that the structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for those who are familiar with this technology to understand and read, and are not used to limit the implementation of the utility model Therefore, it has no technical substantive meaning. Any modification of structure, change of proportional relationship or adjustment of size shall still fall within the scope of The technical content disclosed by the utility model must be within the scope covered. At the same time, terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and are not used to limit this specification. The practicable range of the utility model, and the change or adjustment of its relative relationship, without any substantial change in the technical content, shall also be regarded as the practicable scope of the utility model.

As shown in Figures 1 and 2, the utility model provides a carbon fiber composite mandrel winding test device, which mainly includes a frame 1 and the following mechanisms fixed on the frame 1: a compression mechanism, including a compression motor 5 And many pairs of upper rollers 10 and lower rollers 9 arranged up and down, all upper rollers 10 are connected with the compression motor 5, and under the drive of the compression motor 5, the upper rollers 10 are pressed against the lower rollers 9 to compress the carbon fiber composite core. The rod 7 is clamped between the upper roller 10 and the lower roller 9; the winding mechanism includes a winding motor 12 and a winding disk 2 connected with the winding motor 12 transmission, and the circumferential outer surface of the winding disk 2 is provided with at least one The arc-shaped groove 21 (as shown in Figure 3) for winding the carbon fiber composite mandrel in circles, and a clamping mechanism 3 for fixing the end of the carbon fiber composite mandrel is provided on the circumferential direction of the winding disc 2; the control system, pressing Both the motor 5 and the winding motor 12 are connected with the control system. In the carbon fiber composite mandrel winding test device of the utility model, the pressing mechanism ensures that the carbon fiber composite mandrel travels in a straight line under constant tension, and the arc-shaped groove on the circumferential outer surface of the winding disc ensures that the carbon fiber composite mandrel is wound Inside, the setting of the arc-shaped groove facilitates limited winding of the carbon fiber composite mandrel with high hardness without causing damage to the surface of the carbon fiber composite mandrel, and realizes the effective winding test of the carbon fiber composite mandrel.

In order to enhance the test effect, it is sometimes necessary to wind the carbon fiber composite mandrel for multiple turns. Generally, it is enough to set three turns of arc-shaped grooves on the winding disk. As shown in Figure 3, all the above-mentioned arc-shaped grooves 21 are arranged in a spiral shape. Cloth, the helically arranged arc-shaped grooves facilitate the winding of the carbon fiber composite mandrel with high hardness, and are easy to carry out the test. The winding disk 2 is connected with the winding motor 12 through the transmission shaft 13, and rotates under the drive of the winding motor 12 to complete the winding of the carbon fiber composite mandrel.

The carbon fiber composite mandrel has high strength and large bending radius, so its end is not easy to clamp, and the fixed clamping of the end becomes an important problem. If it is too tight, the surface of the carbon fiber composite mandrel will be damaged; if it is too loose, the carbon fiber composite will appear. The mandrel is loose, affecting the test. The utility model is provided with a clamping mechanism 3 specially clamping the carbon fiber composite mandrel in the circumferential direction of the above-mentioned winding disk 2, as shown in Figure 4, the clamping mechanism 3 includes a fixed frame 32 fixedly connected with the winding disk 2 , and the clamping rod 31 passing through the fixing frame 32, the surface of the clamping rod 31 facing the winding disc 2 has a section of concave arc surface 311 matched with the arc groove 21. The utility model uses the cooperation of the concave arc surface 311 and the arc groove 21 to clamp and fix the carbon fiber composite mandrel 7, so that the contact surface is arc-shaped, which not only increases the contact surface with the carbon fiber composite mandrel, but also achieves better Clamping, and because the contact between the concave arc surface and the carbon fiber composite mandrel will not cause damage to the surface of the carbon fiber composite mandrel, and the clamping mechanism of the utility model does not need other structures that need to destroy the carbon fiber composite mandrel to fix it, If the existing bolts are fixed, etc. The clamping mechanism of the utility model always fixes the end of the carbon fiber composite mandrel in a direction tangent to the winding disc during the winding process, so as to ensure that the end of the carbon fiber composite mandrel does not become loose and damaged during the winding process.

For the convenience of placing the end of the carbon fiber composite mandrel 7 between the clamping rod 31 and the winding disk 2, the distance between the clamping rod 31 and the winding disk 2 is adjustable. This distance can be adjusted by making the hole of the clamping rod on the fixed frame into a long hole, so that it can move at a certain distance, and then set fasteners such as fixing bolts on the clamping rod and the fixed frame. The up and down movement of the clamping bar can be realized and its position can be limited. The connection structure between the clamping rod and the fixing frame of the utility model is not limited thereto, as long as the position between the two can be adjusted and fixed.

Since the diameter of the carbon fiber composite mandrel is between 5mm and 11mm, and its range is relatively large, this device needs to meet the winding test of carbon fiber composite mandrels of various diameters, so this device is equipped with winding discs of different diameters. Each test can ensure that the carbon fiber composite mandrel is tangentially rolled onto the winding disk in a straight line state, and the height of the above-mentioned pressing mechanism needs to be adjusted. The diameter of the above-mentioned winding disk is between 275 and 550mm, and it is made of cast aluminum alloy. suffer superficial damage. As shown in Figure 6, a large-diameter carbon fiber composite mandrel 7b needs a large-diameter winding disc 2a, and a small-diameter carbon fiber composite mandrel 7a requires a small-diameter winding disc 2b, and the pressing mechanism is changed accordingly. The position height of middle upper roller 10 and lower roller 9.

In order to realize the adjustment of the position height of the above-mentioned pressing mechanism, the utility model is also provided with a lifting adjustment mechanism 4, as shown in Figure 5, the lifting adjustment mechanism 4 is connected with the pressing mechanism, that is, with the upper roller 10 and the lower roller in the pressing mechanism. Roller 9 links to each other, adjusts the position height of upper roller 10 and lower roller 9. The lifting adjustment mechanism 4 can include a lifting motor and a lifting rod connected to the lifting motor. The lifting motor is connected with the upper roller and the lower roller through the lifting rod to complete the adjustment of the height of the two, and realize the straight forward movement of carbon fiber composite mandrels of various diameters. Give. The specific structure of the lifting adjustment mechanism 4 is not limited to this, and it can also be a lifting cylinder, etc., as long as the adjustment and positioning of the position and height of the upper roller and the lower roller can be completed.

The pressing mechanism of the present utility model applies a certain pressure to the upper roller 10 through the pressing motor 5, so that there is a certain clamping force between the upper roller 10 and the lower roller 9, and the pressing motor 5 exerts pressure on the upper roller. It can be: all above-mentioned upper rollers 10 are installed on a pressing plate 14, as shown in Figure 5, the pressing motor 5 is connected with the pressing plate 14, and the application of pressure is that the pressing motor 5 exerts force on the pressing plate 14, and the pressing plate 14 pairs Upper roller 10 makes force.

In order to pass the carbon fiber composite mandrel 7 between the upper roller 10 and the lower roller 9, the pressing mechanism of the present utility model also includes a hand wheel 15 and a lifting transmission mechanism connected with the hand wheel 15. The above-mentioned pressing plate 14 and the lifting The transmission mechanism is connected. In this way, before the test starts, by rotating the hand wheel 15, the lifting transmission mechanism (which can be a lifting linkage) is lifted, and then all the upper rollers 10 are driven to rise, and then the carbon fiber composite mandrel is passed through the pressing mechanism. After passing through, Reversely rotate the hand wheel 15 to make all the upper rollers 10 descend, and the carbon fiber composite mandrel is limited between the upper and lower rollers.

In order to better realize the winding forward of the carbon fiber composite mandrel and the exit after the test, all the lower rollers 9 in the above-mentioned pressing mechanism are connected with a rotating motor 11, as shown in Figure 2, and the rotating motor 11 drives all the lower rollers 9 rotate, and the rotating motor is connected with the control system. The compression motor 5 drives the upper roller 10 so that the carbon fiber composite mandrel is clamped between the upper roller 10 and the lower roller 9, which can ensure that the rotating motor 11 drives the lower roller 9 to rotate, and then the carbon fiber composite mandrel is advanced or withdrawn. The setting of this rotating motor can speed up the winding and withdrawal of the carbon fiber composite mandrel, save test time and improve test efficiency.

In order to better introduce the carbon fiber composite mandrel into the compression mechanism, as shown in Figure 1, a front guide mechanism 6 is also provided on the frame 1, as shown in Figure 7, the front guide mechanism 6 is located on one side of the compression mechanism, The front guide mechanism is a pair of uprights oppositely arranged before and after, and the carbon fiber composite mandrel 7 is limited between the two uprights to prevent the carbon fiber composite mandrel from rocking back and forth.

More preferably, as shown in Figure 1, a rear guide mechanism 8 is also provided on the frame 1, the rear guide mechanism is located between the pressing mechanism and the winding disc 2, and the rear guide mechanism 8 is a support member arranged laterally to play a role Better support for the carbon fiber composite mandrel facilitates the straight travel of the carbon fiber composite mandrel and ensures that it is wound onto the winding reel along the tangential direction of the reel.

The control system of the utility model can be a programmable controller, set the parameter value of the carbon fiber composite mandrel to be detected according to the needs, and then control the work of each driving mechanism, that is, each motor, to complete the winding of the carbon fiber composite mandrel and exit.

The specific use of the carbon fiber composite mandrel winding test device is as follows:

First determine the specifications of the carbon fiber composite mandrel to be tested, and set its corresponding parameters in the control system; then select the corresponding winding disc 2 according to the specifications of the carbon fiber composite mandrel to be tested, and install the winding disc 2 to the winding motor 12 on the transmission shaft 13; after the winding reel is installed, set the corresponding parameters of the winding reel in the control system; automatically adjust the height position of the pressing mechanism, and there is a scale on the frame to indicate the height position of each test specification ; Align the origin position of the winding reel 2; load the carbon fiber composite mandrel to be tested, and make the carbon fiber composite mandrel reach the clamping mechanism 3 of the winding reel through the front guide mechanism 6, the pressing mechanism and the rear guide mechanism 8 Clamp it with the clamping mechanism 3; manually adjust the upper roller of the clamping mechanism to compress the carbon fiber composite mandrel, and then start the test. The forward and reverse of the winding disc is automatically controlled by the control system, or the forward and reverse of the winding disc is realized by manually controlling the winding motor, so as to complete the winding and withdrawal of the carbon fiber composite mandrel.

In summary, in the carbon fiber composite mandrel winding test device of the present utility model, its pressing mechanism ensures that the carbon fiber composite mandrel travels in a straight line under constant tension, and the arc-shaped groove on the circumferential outer surface of the winding disc ensures that the The carbon fiber composite mandrel is wound inside, and the setting of the arc-shaped groove is convenient for limited winding of the carbon fiber composite mandrel with high hardness without causing damage to the surface of the carbon fiber composite mandrel, realizing the uniqueness of the carbon fiber composite mandrel. Effective winding test. Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial application value.

The above-mentioned embodiments only illustrate the principles and effects of the present utility model, but are not intended to limit the present utility model. Anyone familiar with this technology can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed in the utility model should still be covered by the claims of the utility model.

Claims (10)

1. a carbon fiber composite core rod flexing test device is characterized in that, mainly comprises frame (1) and is fixed on following mechanism on the frame (1):

Hold-down mechanism, comprise clamping motor (5) and many upper rollers to upper and lower settings (10) and bottom roller (9), all upper rollers (10) all link to each other with clamping motor (5), upper roller under the driving of clamping motor (5) (10) is stressed to be compressed to bottom roller (9), and carbon fiber composite core rod (7) is clamped between upper roller (10) and bottom roller (9);

Winding mechanism, comprise coiling motor (12) and the winder (2) that links to each other with coiling motor (12) transmission, the circumferential exterior surface of described winder (2) is provided with the deep-slotted chip breaker (21) that at least one circle coiling carbon fiber composite core rod is used, and upwards is being provided with the fixedly clamp system of carbon fiber composite core rod termination (3) week of described winder (2);

Control system, described clamping motor (5) and coiling motor (12) all link to each other with control system.

2. carbon fiber composite core rod flexing test device according to claim 1, it is characterized in that: all deep-slotted chip breakers (21) curl is arranged.

3. carbon fiber composite core rod flexing test device according to claim 1, it is characterized in that: described clamp system (3) comprises the fixed mount (32) that is fixedly linked with described winder (2), and being located in pressure bar (31) on the described fixed mount (32), described pressure bar (31) has one section following cancave cambered surface (311) that matches with described deep-slotted chip breaker (21) towards the surface of described winder (2).

4. carbon fiber composite core rod flexing test device according to claim 3, it is characterized in that: the distance between described pressure bar (31) and described winder (2) is adjustable.

5. carbon fiber composite core rod flexing test device according to claim 1, it is characterized in that: described carbon fiber composite core rod flexing test device also comprises lifting regulating mechanism (4), described lifting regulating mechanism (4) links to each other with described hold-down mechanism, adjusts the position height of described hold-down mechanism.

6. carbon fiber composite core rod flexing test device according to claim 1, it is characterized in that: all bottom rollers (9) in the described hold-down mechanism link to each other with an electric rotating machine (11) transmission, described electric rotating machine (11) drives all bottom rollers (9) and rotates, and described electric rotating machine (11) links to each other with described control system.

7. carbon fiber composite core rod flexing test device according to claim 1, it is characterized in that: all upper rollers (10) all are located on the pressing plate (14), and described clamping motor (5) links to each other with described pressing plate (14).

8. carbon fiber composite core rod flexing test device according to claim 7 is characterized in that: described hold-down mechanism also comprise hand wheel the (15) and with the hand elevating drive mechanism that links to each other of taking turns, described pressing plate (14) links to each other with described elevating drive mechanism.

9. according to each described carbon fiber composite core rod flexing test device of above claim, it is characterized in that: also be provided with leading to mechanism (6) on the described frame (1), describedly leadingly be positioned at a side of described hold-down mechanism, the leading column that is oppositely arranged for a pair of front and back to mechanism (6) to mechanism (6).

10. carbon fiber composite core rod flexing test device according to claim 9, it is characterized in that: also be provided with back guiding mechanism (8) on the described frame (1), described back guiding mechanism (8) is positioned between described hold-down mechanism and winder (2), and back guiding mechanism (8) is the support member of a horizontally set.

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