Device for detecting collimation degree of internal fibers of unidirectional carbon fiber prepreg

Abstract

The utility model belongs to the technical field of unidirectional carbon fiber prepreg internal fiber collimation detection equipment, and discloses unidirectional carbon fiber prepreg internal fiber collimation detection equipment which comprises a detection base, a cutting table is arranged on one side of the top end of the detection base, and a cutting groove is formed in the top end of the cutting table. A cutting arm is rotationally connected to one side of the top end of the cutting table, and a cutter groove is formed in the top end of the cutting arm. According to the device, through cooperative use of a threaded rod, a limiting ring, a first limiting block and a second limiting block, a one-way carbon fiber prepreg can be tightly clamped, a cutting blade can conveniently cut the one-way carbon fiber prepreg, and through cooperative use of a first sliding block, a second sliding block and a handheld block, the one-way carbon fiber prepreg can be conveniently cut; the position of the clamped one-way carbon fiber can be conveniently adjusted, cutting and sampling can be conveniently conducted on the one-way carbon fiber, and the collimation degree of the internal fiber of the one-way carbon fiber prepreg can be conveniently detected through cooperative use of the electric telescopic rod, the fixing block and the optical microscope.

Description

Technical Field

[0001] The utility model belongs to the technical field of detection equipment for the internal fiber straightness of unidirectional carbon fiber prepreg, and more specifically, particularly relates to a detection equipment for the internal fiber straightness of unidirectional carbon fiber prepreg. Background Art

[0002] Carbon fiber prepreg is a composite material made by processing carbon fiber yarn and resin matrix through yarn spreading, coating, hot pressing, cooling, laminating, winding and other processes. Carbon fiber prepreg is widely used in civil fields such as fishing rods, sports equipment, sports goods, and important military fields such as missiles, satellites, and aerospace vehicles. Unidirectional carbon fiber yarn is made of hundreds of carbon fiber tows laid out in parallel.

[0003] After the current unidirectional carbon fiber prepreg is produced, it is necessary to sample and test the internal fiber straightness of the unidirectional carbon fiber prepreg to judge the quality of the unidirectional carbon fiber prepreg. The testing of unidirectional carbon fiber prepreg is relatively cumbersome, requiring professional testers to cut the unidirectional carbon fiber prepreg, and then use corresponding instruments to test the cut unidirectional carbon fiber prepreg samples. In order to ensure the accuracy of the test, it is necessary to repeat the operation many times, use more instruments, and the operation is cumbersome. The testers need to run back and forth between different testing instruments, which is time-consuming and labor-intensive, and the detection efficiency is low.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a detection device for the internal fiber alignment of unidirectional carbon fiber prepreg is provided, in order to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a device for detecting the internal fiber alignment of unidirectional carbon fiber prepreg, which is achieved by the following specific technical means:

[0006] A device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg comprises a detection base, a cutting table is arranged on one side of the top of the detection base, a cutting groove is opened on the top of the cutting table, a cutting arm is rotatably connected to one side of the top of the cutting table, a knife groove is arranged on the top of the cutting arm, a rotating shaft is rotatably connected to one side of the knife groove, a cutting blade is fixedly connected to the outer side of the rotating shaft, a limiting block is movably connected to one side of the top of the cutting arm, a device box is arranged on the side of the cutting arm away from the limiting block, a handle is fixedly connected to the device box on the side away from the cutting arm, and a cutting groove is opened on one side of the top of the cutting table. A first slide groove is provided, the first slide groove is slidably connected to a first slider, a pair of limit devices are fixedly connected to the top of the first slider, a second slide groove is provided on the side of the cutting table close to the first slide groove, the second slide groove is slidably connected to the second slider, and the second slide groove is connected to the first slide groove, a pair of detection rings are fixedly connected to one side of the top of the detection base, one of the pair of detection rings is fixedly connected to a detection box, an optical microscope is arranged on the top of the detection box, a placement table is arranged on the detection base between the pair of detection rings, and fixed blocks are movably arranged on both sides of the placement table of the detection base.

[0007] Furthermore, a pair of the limiting devices each include a threaded rod, a first limiting block, a second limiting block and a limiting ring, the threaded rod is fixedly connected to the top end of the first sliding block, the threaded rod passes through the top and bottom ends of the first limiting block and the second limiting block respectively, and the second limiting block is fixedly connected to the threaded rod, the first limiting block is threadedly connected to the threaded rod, the limiting ring is threadedly connected to the threaded rod, and the limiting ring is located above the first limiting block.

[0008] Furthermore, rubber blocks are provided on adjacent sides of the first limiting block and the second limiting block.

[0009] Furthermore, a hand-held block is fixedly connected to a side of the second sliding block away from the second sliding groove.

[0010] Furthermore, a sliding rod is provided on one side of the first sliding groove, and the sliding rod passes through two sides of the first sliding block and is slidably connected to the first sliding block.

[0011] Furthermore, a device slot is provided inside the device box, a motor is arranged in the device slot, one end of the rotating shaft passes through one side of the knife slot and extends into the device slot, and the output end of the motor is transmission-connected to one end of the rotating shaft extending to the device slot through a coupling.

[0012] Furthermore, an empty slot is opened inside the detection base, and a pair of electric telescopic rods are arranged at the bottom end of the empty slot. The top ends of the pair of electric telescopic rods pass through the top ends of the empty slots and extend to the outside of the detection base to be connected to the bottom end of the fixed block.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, through the coordinated use of the threaded rod, the limit ring, the first limit block and the second limit block, the unidirectional carbon fiber prepreg can be tightly clamped, which is convenient for the cutting blade to cut the unidirectional carbon fiber prepreg; through the coordinated use of the first slider, the second slider and the hand-held block, the position of the clamped unidirectional carbon fiber can be conveniently adjusted to facilitate cutting and sampling; through the coordinated use of the electric telescopic rod, the fixed block and the optical microscope, the alignment of the internal fibers of the unidirectional carbon fiber prepreg can be conveniently detected. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a front sectional schematic diagram of the utility model.

[0017] Figure 3 This utility model Figure 2 A magnified schematic diagram of the A structure.

[0018] Figure 4 It is a schematic diagram of the overall structure of the limiting device of the utility model.

[0019] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0020] 1. Detection base; 2. Cutting table; 3. Cutting groove; 4. Cutting arm; 5. Knife groove; 6. Rotating shaft; 7. Cutting blade; 8. Limit block; 9. Equipment box; 10. Handle; 11. First slide groove; 12. First slide block; 13. Second slide groove; 14. Second slide block; 15. Detection ring; 16. Detection box; 17. Optical microscope; 18. Placement table; 19. Fixed block; 20. Threaded rod; 21. First limit block; 22. Second limit block; 23. Limit ring; 24. Rubber block; 25. Handheld block; 26. Slide rod; 27. Motor; 28. Empty slot; 29. ​​Electric telescopic rod. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0022] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] Example:

[0025] As attached Figure 1 To Attachment Figure 4 As shown:

[0026] The utility model provides a detection device for the internal fiber alignment of a unidirectional carbon fiber prepreg, comprising a detection base 1, a cutting table 2 is arranged on one side of the top of the detection base 1, a cutting groove 3 is provided on the top of the cutting table 2, a cutting arm 4 is rotatably connected to one side of the top of the cutting table 2, a knife groove 5 is arranged on the top of the cutting arm 4, a rotating shaft 6 is rotatably connected to one side of the knife groove 5, a cutting blade 7 is fixedly connected to the outer side of the rotating shaft 6, a limiting block 8 is movably connected to one side of the top of the cutting arm 4, a device box 9 is arranged on the side of the cutting arm 4 away from the limiting block 8, a handle 10 is fixedly connected to the device box 9 on the side away from the cutting arm 4, a first sliding block is provided on one side of the top of the cutting table 2, and a first sliding block is provided on one side of the top of the cutting table 2. Groove 11, the first slide groove 11 is slidably connected with the first slider 12, and the top of the first slider 12 is fixedly connected with a pair of limit devices, a second slide groove 13 is opened on the side of the cutting table 2 close to the first slide groove 11, the second slide groove 13 is slidably connected with the second slider 14, and the second slide groove 13 is connected to the first slide groove 11, a pair of detection rings 15 are fixedly connected to one side of the top of the detection base 1, one of the pair of detection rings 15 is fixedly connected with a detection box 16, and an optical microscope 17 is arranged on the top of the detection box 16, a placement table 18 is arranged between the pair of detection rings 15, and the detection base 1 is movably provided with fixed blocks 19 on both sides of the placement table 18.

[0027] Among them, a pair of limiting devices each include a threaded rod 20, a first limiting block 21, a second limiting block 22 and a limiting ring 23, the threaded rod 20 is fixedly connected to the top end of the first slider 12, the threaded rod 20 passes through the top and bottom ends of the first limiting block 21 and the second limiting block 22 respectively, and the second limiting block 22 and the threaded rod 20 are fixedly connected, the first limiting block 21 and the threaded rod 20 are threadedly connected, the limiting ring 23 is threadedly connected to the threaded rod 20, and the limiting ring 23 is located above the first limiting block 21.

[0028] Wherein, rubber blocks 24 are arranged on adjacent sides of the first limiting block 21 and the second limiting block 22 to prevent the unidirectional carbon fiber prepreg from being worn and damaged when being clamped and fixed.

[0029] A hand-held block 25 is fixedly connected to one side of the second sliding block 14 away from the second sliding groove 13 for easy manual holding.

[0030] A sliding rod 26 is disposed on one side of the first sliding groove 11 . The sliding rod 26 passes through two sides of the first sliding block 12 and is slidably connected to the first sliding block 12 .

[0031] Among them, an equipment slot is opened inside the equipment box 9, and a motor 27 is arranged in the equipment slot. One end of the rotating shaft 6 passes through one side of the knife slot 5 and extends into the equipment slot. The output end of the motor 27 is transmission connected to one end of the rotating shaft 6 extending to the equipment slot through a coupling.

[0032] Among them, an empty slot 28 is opened inside the detection base 1, and a pair of electric telescopic rods 29 are arranged at the bottom end of the empty slot 28. The top ends of the pair of electric telescopic rods 29 pass through the top ends of the empty slot 28 and extend to the outside of the detection base 1 and connect with the bottom end of the fixed block 19.

[0033] Working principle of this embodiment: In the utility model, when the inspector needs to inspect the internal fiber alignment of the unidirectional carbon fiber prepreg, the unidirectional carbon fiber prepreg is placed on the cutting table 2 so that one side of it is between the first limit block 21 and the second limit block 22, and then the first limit block 21 is manually rotated so that the limit block 8 approaches the second limit block 22. After the unidirectional carbon fiber prepreg is clamped, the limit ring 23 is rotated to fix it, and then the handle 10 is held and the motor 27 is started. The motor 27 drives the rotating shaft 6 to rotate, and the rotation of the rotating shaft 6 drives the cutting blade 7 to rotate. At this time, the handle 10 is held. The cutting arm 4 is pressed down to make the cutting blade 7 close to the cutting groove 3 to cut the fixed unidirectional carbon fiber prepreg. At this time, the hand-held block 25 is held and moved, and the second slider 14 slides through the second slide groove 13, driving the first slider 12 to slide in the first slide groove 11, and the unidirectional carbon fiber prepreg is sampled and cut. The cut sample will fall into the cutting groove 3. The inspector places the sample on the placement table 18, and the electric telescopic rod 29 descends to drive the fixed block 19 to descend, and fix the sample on the placement table 18. At this time, the internal fiber alignment of the unidirectional carbon fiber prepreg can be detected through the optical microscope 17.

[0034] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

Claims

1. A device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg, comprising a detection base (1), characterized in that: A cutting table (2) is arranged on one side of the top end of the detection base (1), a cutting groove (3) is provided on the top end of the cutting table (2), a cutting arm (4) is rotatably connected to one side of the top end of the cutting table (2), a knife groove (5) is provided on the top end of the cutting arm (4), a rotating shaft (6) is rotatably connected to one side of the knife groove (5), a cutting blade (7) is fixedly connected to the outer side of the rotating shaft (6), a limiting block (8) is movably connected to one side of the top end of the cutting arm (4), a device box (9) is arranged on the side of the cutting arm (4) away from the limiting block (8), a handle (10) is fixedly connected to the device box (9) on the side away from the cutting arm (4), a first sliding groove (11) is provided on one side of the top end of the cutting table (2), the first sliding groove (11) is slidably connected to the first sliding groove (11) and the second sliding groove (11) is slidably connected to the first sliding groove (11). A slider (12), the top of the first slider (12) is fixedly connected to a pair of limit devices, the cutting table (2) is provided with a second slide groove (13) on one side close to the first slide groove (11), the second slide groove (13) is slidably connected to a second slider (14), and the second slide groove (13) is connected to the first slide groove (11), the top side of the detection base (1) is fixedly connected to a pair of detection rings (15), one of the pair of detection rings (15) is fixedly connected to a detection box (16), the top of the detection box (16) is provided with an optical microscope (17), the detection base (1) is provided with a placement table (18) between the pair of detection rings (15), and the detection base (1) is movably provided with fixed blocks (19) on both sides of the placement table (18).

2. The device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg as claimed in claim 1, characterized in that: A pair of the limiting devices each comprises a threaded rod (20), a first limiting block (21), a second limiting block (22) and a limiting ring (23); the threaded rod (20) is fixedly connected to the top end of the first sliding block (12); the threaded rod (20) passes through the top end and the bottom end of the first limiting block (21) and the second limiting block (22), respectively; the second limiting block (22) and the threaded rod (20) are threadedly connected; the first limiting block (21) and the threaded rod (20) are fixedly connected; the limiting ring (23) is threadedly connected to the threaded rod (20), and the limiting ring (23) is located above the first limiting block (21).

3. The device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg as claimed in claim 2, characterized in that: Rubber blocks (24) are provided on adjacent sides of the first limiting block (21) and the second limiting block (22).

4. The device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg according to claim 1, characterized in that: A hand-held block (25) is fixedly connected to a side of the second sliding block (14) away from the second sliding groove (13).

5. The device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg according to claim 1, characterized in that: A sliding rod (26) is provided on one side of the first sliding groove (11); the sliding rod (26) passes through two sides of the first sliding block (12) and is slidably connected to the first sliding block (12).

6. The device for detecting the internal fiber alignment of a unidirectional carbon fiber prepreg according to claim 1, characterized in that: The device box (9) has a device slot formed inside, and a motor (27) is arranged in the device slot. One end of the rotating shaft (6) passes through one side of the knife slot (5) and extends into the device slot. The output end of the motor (27) is connected to one end of the rotating shaft (6) extending to the device slot through a coupling.

7. The device for detecting the internal fiber alignment of unidirectional carbon fiber prepreg according to claim 1, characterized in that: The detection base (1) is provided with an empty slot (28) inside, and a pair of electric telescopic rods (29) are provided at the bottom end of the empty slot (28). The top ends of the pair of electric telescopic rods (29) pass through the top ends of the empty slot (28) and extend to the outside of the detection base (1) to be connected to the bottom end of the fixed block (19).

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