Detection device for leakage of filament core-spun yarn

Abstract

The utility model relates to a filament core-spun yarn leakage detection device which comprises a detection fiber, a blackboard shaking machine and a photographing device, and the detection fiber comprises a black filament, a raw white filament or a raw white wrapping short fiber and a black wrapping short fiber which are sequentially arranged from inside to outside; the photographing device comprises a positioning device for fixing the blackboard and a driving device for driving the camera to photograph on the front and back sides of the blackboard. When the device is used, black and white fibers are used as test materials, the wrapping short fibers and the core-spun filaments are used for spinning test yarn samples with the same specification, the color contrast of the wrapping fibers and the core filaments is obvious, the yarn samples have color differences, the test yarn is shaken onto a blackboard by a blackboard shaking machine, and the test yarn samples are spun into the test yarn samples. And the camera is used for magnifying and photographing the fibers on the blackboard, so that detection omission caused by small size of the leaked yarns is avoided, and then the related process is adjusted according to the test condition, so that the non-leakage production of the raw white filament core-spun yarns is realized, and the non-leakage production of the raw white filament core-spun yarns is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the detection field especially relates to the long filament core spun yarn silk leakage technical field, specifically points to a kind of long filament core spun yarn silk leakage detection device. BACKGROUND

[0002] Long filament core spun yarn as a kind of composite textile material, it is composed of outer wrapping fiber and inner core filament, because it has unique performance and is widely used in the manufacturing of various textiles. However, in the production process, the problem such as partial filament, silk leakage and the like caused by poor coating seriously affects the quality of product, among which the silk leakage phenomenon is particularly prominent, it not only affects the appearance of yarn, but also causes fabric defects in subsequent processing or use process, even causes product structure strength to drop and the like problems.

[0003] Traditional manual visual detection method is low in efficiency and poor in accuracy, because human eyes are difficult to maintain high concentration for a long time, and are prone to fatigue, which makes the detection result unstable. Moreover, for tiny silk leakage, manual detection can hardly guarantee 100% detection rate due to its small size. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of long filament core spun yarn silk leakage detection device for the deficiency of prior art, adopt black and white two colors of fiber as test material, by the color difference of outer wrapping short fiber and core filament and the coating method of spinning same specification experimental yarn sample, let outer wrapping fiber and core filament color contrast be obvious, yarn sample produces color difference, utilize shaking blackboard machine to shake test yarn to blackboard, and utilize camera to enlarge and photograph fiber on blackboard, to avoid detection omission caused by small size of silk leakage, then according to test condition, adjust relevant process, reach the production of no silk leakage, to facilitate the no silk leakage production of long filament core spun yarn.

[0005] The utility model is realized through the following technical schemes, a kind of long filament core spun yarn silk leakage detection device, including detection fiber, shaking blackboard machine and photographing device, the detection fiber includes black filament, long filament core spun yarn or black outer wrapping short fiber from inside to outside sequentially arranged by black outer wrapping short fiber, black filament;

[0006] The photographing device includes positioning device for fixing blackboard, and driving device for driving camera to take photograph on the front and back of blackboard.

[0007] The utility model discloses a white fiber core-spun yarn production device, which comprises a blackboard, a positioning device and a driving device.

[0008] As preferred, the driving device comprises a bracket moving in the lateral direction, an electric push rod extending longitudinally on the bracket and downward, and a camera arranged at the extending end of the electric push rod.

[0009] The preferred scheme adjusts the position of the camera by the lateral movement of the bracket, the longitudinal movement of the electric push rod and the extension of the electric push rod in the height direction, thereby facilitating the photographing of the whole blackboard.

[0010] As preferred, the driving device further comprises a ring-shaped conveyor belt conveying in the lateral direction at the side of the blackboard, and the bracket is connected to the ring-shaped conveyor belt.

[0011] The preferred scheme adjusts the position of the bracket by the arrangement of the ring-shaped conveyor belt, thereby facilitating the photographing of the top surface of the blackboard when the bracket is located above and the photographing of the bottom surface of the blackboard when the bracket is located below the ring-shaped conveyor belt.

[0012] As preferred, the positioning device comprises two support plates arranged in the lateral direction, the blackboard is located between the two support plates, the support plates are provided with first support blocks and second support blocks supporting the blackboard, and the first support blocks and the second support blocks are provided with positioning grooves for the blackboard.

[0013] The preferred scheme supports the blackboard by the arrangement of the first support blocks and the second support blocks and positions the blackboard by the arrangement of the positioning grooves.

[0014] As preferred, the first support blocks are located at the corners of the blackboard. The preferred scheme does not arrange the first support blocks and the second support blocks at the two opposite corners of the blackboard, but arranges the first support blocks at the other two opposite corners, thereby facilitating the positioning of the blackboard from the corners of the blackboard.

[0015] As preferred, the first support blocks and the second support blocks are both hinged with cover plates covering the blackboard, and the bottom surfaces of the cover plates in contact with the blackboard are provided with buffer layers. The preferred scheme provides the buffer effect by the arrangement of the buffer layers.

[0016] Preferably, the cover plates are all made of magnetic material, and the support plate is provided with a fixing plate that is magnetically connected to the cover plate. The first support block and the second support block are both magnetically connected to the cover plate.

[0017] This preferred solution uses a magnetic material for the cover plate, which facilitates the connection between the cover plate and the support plate, and also makes it easier for the cover plate to be used with the first or second support block to fix the blackboard.

[0018] The beneficial effects of this utility model are as follows: using black and white fibers as test materials, experimental yarn samples of the same specification are spun by a coating method that creates a color difference between the outer short fibers and the core filaments, making the color contrast between the outer fibers and the core filaments obvious and producing a color difference in the yarn samples. The test yarn is shaken onto a blackboard using a blackboard shaker, and the fibers on the blackboard are magnified and photographed using a camera, thereby avoiding omissions in the detection due to small leaked yarn size. Then, based on the test results, the relevant processes are adjusted to achieve non-leaking production, thus facilitating the non-leaking production of this white filament core-spun yarn. Attached Figure Description

[0019] Figure 1 This is a top view of the structural components of this utility model;

[0020] Figure 2 for Figure 1 Enlarged view of point A in the middle;

[0021] Figure 3 for Figure 1 Enlarged view of point B in the middle;

[0022] Figure 4 A schematic diagram of the main view of the circular conveyor belt;

[0023] Figure 5 This is a side view of the support structure.

[0024] As shown in the figure:

[0025] 1. Blackboard, 2. Fiber, 3. Support plate, 4. Circular conveyor belt, 5. Bracket, 6. Lead screw, 7. Camera, 8. Slider, 9. Electric push rod, 10. Fixing plate, 11. First support block, 12. Second support block, 13. Cover plate. Detailed Implementation

[0026] To clearly illustrate the technical features of this solution, the following detailed implementation method will be used to explain the solution.

[0027] See attached document Figures 1-5 This utility model discloses a detection device for leakage of filament core-spun yarn, including a detection fiber, a blackboard shaker, and a photographing device. The detection fiber includes black filament, off-white filament or off-white outer short fiber, and black outer short fiber arranged sequentially from the inside to the outside.

[0028] The photographing device comprises a positioning device for fixing the blackboard and a driving device for driving the camera to take pictures on the front and back of the blackboard.

[0029] The driving device comprises a bracket 5 moving in the transverse direction, an electric push rod 9 extending downward on the bracket 5 moving in the longitudinal direction, and a camera 7 arranged at the extending end of the electric push rod 9.

[0030] A longitudinally extending lead screw 6 is hinged on the bracket 5, and a motor for driving the rotation of the lead screw 6 is arranged on the bracket 5, a sliding block 8 is threadedly connected to the lead screw 6, and the electric push rod 9 is arranged on the bottom surface of the sliding block 8.

[0031] The driving device further comprises a ring-shaped conveying belt 4 conveying along the transverse direction at the side of the blackboard, and the bracket 5 is connected to the ring-shaped conveying belt 4.

[0032] The positioning device comprises two support plates 3 arranged in the transverse direction, the blackboard is arranged between the two support plates 3, the first support block 11 and the second support block 12 for supporting the blackboard are arranged on the support plates 3, and the positioning grooves for placing the blackboard are arranged on the first support block 11 and the second support block 12.

[0033] The first support block 11 is arranged at the corner of the blackboard, and the cover plates 13 are hinged on the first support block 11 and the second support block 12 and cover the blackboard, and the bottom surface of the cover plates 13 in contact with the blackboard is provided with a buffer layer.

[0034] The cover plates 13 are all magnets, the support plates 3 are provided with fixed plates magnetically connected with the cover plates 13, the fixed plates are magnetically connected with the cover plates 13 when the cover plates are turned over to the support plates, and the first support block 11 and the second support block 12 are both magnetically connected with the cover plates 13.

[0035] In use, the black and white fibers are used as test materials, the same specification experimental yarn samples are spun by the coating method of color difference between the outer wrapping fiber and the core filament, the color contrast between the outer wrapping fiber and the core filament is obvious, the yarn sample produces color difference, the test yarn is shaken to the blackboard by the blackboard shaking machine, the fiber on the blackboard is enlarged and photographed by the camera 7, so that the detection omission caused by the small size of the missing fiber is avoided, then the related process is adjusted according to the test condition, the production without missing fiber is achieved, and the production of the black long filament core spun yarn without missing fiber is facilitated.

[0036] Of course, the above description is also not limited to the above examples, the technical features not described in the utility model can be realized by or using the prior art, which will not be repeated here; the above embodiments and drawings are only used to illustrate the technical scheme of the utility model and are not a limitation on the utility model, the utility model has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that the changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the utility model do not deviate from the purpose of the utility model, and should also belong to the protection scope of the claims of the utility model.

Claims

1. A detection device for filament breakage of a core spun yarn, characterized in that: The application relates to a blackboard shooting device, which comprises a detection fiber, a blackboard shaking machine and a shooting device, wherein the detection fiber comprises black filaments, white filaments or white outer short fibers, and black outer short fibers arranged from inside to outside. The shooting device comprises a positioning device for fixing the blackboard and a driving device for driving the camera to shoot the front and back of the blackboard.

2. The detection device for filament breakage of a core spun yarn according to claim 1, characterized in that: The driving device comprises a bracket (5) moving along the transverse direction, an electric push rod (9) sliding on the bracket (5) and extending downward, and a camera (7) arranged at the extending end of the electric push rod (9).

3. The filament breakage detection device for core spun yarns according to claim 2, characterized in that: The driving device further comprises a ring-shaped conveying belt (4) conveying along the transverse direction and located at the side of the blackboard, and the bracket (5) is connected to the ring-shaped conveying belt (4).

4. The filament breakage detection device for core spun yarns of claim 1, wherein: The positioning device comprises two support plates (3) arranged along the transverse direction, and the blackboard is located between the two support plates (3); the support plates (3) are provided with first supporting blocks (11) and second supporting blocks (12) for supporting the blackboard, and the first supporting blocks (11) and the second supporting blocks (12) are provided with positioning grooves for placing the blackboard.

5. The filament breakage detection device for core spun yarns according to claim 4, characterized in that: The first supporting blocks (11) are located at the corners of the blackboard.

6. The filament breakage detection device for core spun yarns according to claim 4, characterized in that: The first supporting blocks (11) and the second supporting blocks (12) are both hinged with cover plates (13) covering the blackboard, and the bottom surfaces of the cover plates (13) in contact with the blackboard are provided with buffer layers.

7. The filament breakage detection device for core spun yarns according to claim 6, characterized in that: The cover plates (13) are all made of magnetic materials, the support plates (3) are provided with fixed plates magnetically connected with the cover plates (13), and the first supporting blocks (11) and the second supporting blocks (12) are both magnetically connected with the cover plates (13).

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