CN118090610B - Fiber yarn visual detection device - Google Patents

Abstract

The application discloses a fiber vision detection device, and belongs to the technical field of fiber vision detection. Mainly comprises a bottom plate; sample loading mechanism, this sample loading mechanism is used for carrying out preliminary centre gripping to the cellosilk, and sample loading mechanism includes: the clamping unit is used for fixing the upper ends of the fiber filaments; the rotating unit is used for rotating the clamping unit; the negative pressure suction unit is used for straightening the fiber yarns; the sample clamping mechanism is used for clamping and conveying the fiber yarns; the butt joint mechanism is used for receiving the fiber filaments transferred by the sample clamping mechanism and rotating the fiber filaments; visual detection mechanism. According to the fiber yarn visual detection device, the fiber yarn is always positioned at the center position on the working disc through the matching of the sample loading mechanism, the clamping unit, the rotating unit, the negative pressure suction unit, the sample clamping mechanism, the butt joint mechanism and the visual detection mechanism, so that the fiber yarn is suitable for avoiding deviation when rotating.

Description

Fiber yarn visual detection device

Technical Field

The application relates to the technical field of fiber yarn visual detection, in particular to a fiber yarn visual detection device.

Background

PE fiber (ultra-high molecular weight polyethylene fiber) is a novel material, and is widely applied to the fields of national defense, aerospace, ropes, sports equipment, pressure-resistant containers, conveyor belts, filter materials, automobile buffer plates and the like by virtue of good physical and chemical properties;

In the production process of polyethylene fiber yarns, the surface of the yarns is often broken and combined due to the reasons of technology, equipment and the like, so that the quality of products is affected, and customer complaints are caused. Because the number of yarns pulled out by production equipment is large, the yarns are thinner, broken yarns are only a few micrometers, and the broken yarns cannot be observed by naked eyes in the production process, the common detection mode is that after the yarns fall down, the defects on the outer surface of the falling drum are observed by naked eyes, and the defects on the outer surface are used for measuring the whole-tube yarns, so that the method only can use a sheet cover to cover the whole-tube yarns, and is not objective enough;

In order to solve the practical problems encountered in the production process of enterprises, the quality of products is controlled, the surface of the fiber is usually detected by adopting a fiber vision detection device to detect the yield of the products, and in the detection process, a plurality of surfaces of the fiber are usually required to be detected;

Since the fiber yarn visual inspection device is located on one side of the fiber yarn, in order to enable the fiber yarn visual inspection device to detect multiple faces of the fiber yarn, the fiber yarn needs to be re-erected so that the visual instrument can detect multiple faces of the product. However, in the process of re-erection, not only is time and labor consuming, but also the surface of the fiber is usually small in area, and the standing state of the product placed on the detection platform is not stable enough, so that the measurement error is generated or increased, and therefore, a fiber vision detection device needs to be designed to solve the above problems.

It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems existing in the prior art, the present application aims to solve the problems: the fiber yarn visual detection device achieves the effect of visual detection on a plurality of surfaces of fiber yarns.

The technical scheme adopted for solving the technical problems is as follows: a fiber vision detection device comprises a bottom plate; sample loading mechanism, this sample loading mechanism is used for carrying out preliminary centre gripping to the cellosilk, sample loading mechanism includes: the clamping unit is used for fixing the upper ends of the fiber filaments; a rotation unit for rotating the clamping unit; the negative pressure suction unit is used for straightening the fiber yarns; the sample clamping mechanism is used for clamping and conveying the fiber yarns; the butt joint mechanism is used for receiving the fiber filaments transferred by the sample clamping mechanism and rotating the fiber filaments so as to be suitable for adjusting the visual detection surface of the fiber filaments; the visual detection mechanism is used for visually detecting the fiber filaments; wherein: the sample loading mechanism and the negative pressure suction unit are suitable for respectively clamping two ends of the fiber and always keeping the fiber in a straight state, the negative pressure suction unit is suitable for synchronously releasing the clamping of the fiber when the clamping unit releases the fiber, the sample clamping mechanism is suitable for conveying the fiber to a specified detection position and butting the fiber with the butting mechanism to fix the fiber on the detection position, and the sample loading mechanism is suitable for rotating the fiber so as to be suitable for detecting a plurality of surfaces of the fiber by the visual detection mechanism.

Further, the sample loading mechanism comprises a sample loading tray arranged at the upper end of the bottom plate, the clamping unit comprises a plurality of groups of second clamping blocks arranged on the sample loading tray, a first clamping block is inserted on the sample loading tray, the first clamping block is provided with a first protruding portion, and the first clamping block and the second clamping block are respectively provided with a first clamping portion.

Further, the rotary unit comprises a support column arranged on the bottom plate, a first motor is arranged on the support column, and the output end of the first motor is connected with the sample loading tray.

Further, the negative pressure suction unit comprises a plurality of groups of air circuits arranged in the sample loading tray, the plurality of groups of air circuits are staggered to form a central hole, the plurality of groups of air circuits are communicated with the sample loading tray to form a negative pressure hole, the central hole is connected with a first negative pressure pipe, and one end, far away from the sample loading tray, of the first negative pressure pipe is connected with a negative pressure machine.

Further, the docking mechanism comprises a support post arranged at the upper end of the bottom plate, two groups of fixing blocks are arranged at one end, far away from the bottom plate, of the support post, a second fixing table is arranged on the fixing blocks and provided with a placing groove, second clamping forceps are arranged in the placing groove, and one end, far away from the placing groove, of the second clamping forceps extends to the outer side of the second fixing table to form a forceps taking part.

Further, two groups of sheet plates are arranged at the upper end of the fixed block, a certain gap is reserved between the two groups of sheet plates, the second fixed table is positioned between the two groups of sheet plates, sliding plates are arranged at the upper ends of the two groups of sheet plates, inclined plates are arranged at the two sides of the sliding plates, inclined grooves are formed in the inclined plates, and a second sliding block is arranged in the inclined grooves;

the second sliding block is connected with a second spring between the inclined grooves, a first electromagnet is arranged at one end of the inner wall of each inclined groove, and a second electromagnet is arranged on one surface, close to the first electromagnet, of the second sliding block.

Further, the second sliding block is provided with an inclined plate, the inclined plate is provided with a push plate, and one surface of each two groups of push plates, which are close to each other, is provided with a flexible pad.

Further, the inclined plate is hinged with a clamping plate, a storage cavity is formed between the two clamping plates, the clamping plate is provided with a tight end, and a third electromagnet is arranged on the tight end.

Further, a sliding groove is formed in the fixed block, a first sliding block is installed in the sliding groove, the sliding plate is installed on the first sliding block, protruding ends are arranged on two sides of the first sliding block, a first spring is installed on two sides of the first sliding block, a first control button is installed on one end, close to the second clamping forceps, of the inner wall of the sliding groove, and a second control button is installed on one end, far away from the second clamping forceps, of the inner wall of the sliding groove.

Further, a sliding rail is arranged on the fixed block, a sliding seat is arranged on the sliding rail, a second air cylinder is arranged on the support column, and two groups of sheet plates are arranged on the sliding seat;

and two groups of sheet plates are provided with connecting bent rods, and one ends of the connecting bent rods, which are far away from the sheet plates, are fixedly connected with the inclined plates.

The beneficial effects of the application are as follows: according to the fiber yarn visual detection device, through the matching use of the sample loading mechanism, the clamping unit, the rotating unit, the negative pressure suction unit, the sample clamping mechanism, the butt joint mechanism and the visual detection mechanism, the fiber yarn is always positioned at the center position on the working disc, so that the fiber yarn is suitable for avoiding deviation when the fiber yarn rotates, a plurality of surfaces of the fiber yarn are suitable for being detected, and the fiber yarn detection yield is improved.

In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 is a schematic view of a fiber vision inspection device according to the present application;

FIG. 2 is a schematic diagram of the explosive structure of FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

FIG. 4 is an enlarged schematic view of FIG. 2B;

FIG. 5 is a schematic view of the docking mechanism of FIG. 1;

FIG. 6 is a schematic diagram of the explosive structure of FIG. 5;

FIG. 7 is an enlarged schematic view of FIG. 6 at C;

FIG. 8 is an enlarged schematic view of FIG. 7 at D;

FIG. 9 is an enlarged schematic view of FIG. 7 at E;

FIG. 10 is an enlarged schematic view of FIG. 8 at F;

Wherein, each reference sign in the figure:

1. a bottom plate;

2. a support column; 201. a first motor;

3. A sample loading mechanism; 301. loading a sample tray; 302. a first negative pressure pipe; 303. a negative pressure hole; 304. a first clamping block; 305. a first protrusion; 306. a first clamping part; 307. a second clamping block; 308. a connecting column; 309. a first cylinder;

4. A sample clamping mechanism; 401. a top plate; 402. a first work block; 403. a second motor; 404. a first screw rod; 405. a first slider; 406. a first fixed stage; 407. a first clamping forceps; 408. a first finger cylinder; 409. a second work block; 410. a third motor; 411. a second screw rod; 412. a second slider; 413. a second negative pressure pipe;

5. A docking mechanism; 501. a working plate; 502. a fourth motor; 503. a support post; 504. a second cylinder; 505. a fixed block; 506. a slide rail; 507. a slide; 508. a sheet plate; 509. connecting a bent rod; 510. a sloping plate; 511. clamping the plate; 512. a push plate; 513. a flexible pad; 514. a third electromagnet; 515. a second fixed stage; 516. a second clamping forceps; 517. a second finger cylinder; 518. a chute; 519. a first slider; 520. a first spring; 521. a first control button; 522. a slide plate; 523. a slope plate; 524. an inclined groove; 525. a second spring; 526. a second slider;

6. a visual detection mechanism; 601. a support rod; 602. and (5) a visual inspection camera.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

Embodiment one: the present embodiment illustrates the basic structure and principle of a fiber vision inspection device, specifically:

As shown in fig. 1 to 3, the application provides a fiber yarn visual inspection device, which comprises a bottom plate 1, wherein a sample loading mechanism 3 is arranged at the upper end of the bottom plate 1, the sample loading mechanism 3 is suitable for primarily clamping fiber yarns, and the sample loading mechanism 3 comprises a sample loading tray 301 arranged at the upper end of the bottom plate 1;

In order to rotate the sample loading mechanism 3 and replace the detection fiber, as shown in fig. 2, a rotating unit is arranged on the bottom plate 1, the rotating unit comprises a support column 2 fixedly arranged on the bottom plate 1, a first motor 201 is fixedly arranged on the support column 2, and the output end of the first motor 201 is connected with one surface, close to the bottom plate 1, of the sample loading tray 301;

in order to perform preliminary clamping on the fiber yarn, as shown in fig. 2, a clamping unit is installed on the loading tray 301, the clamping unit comprises a plurality of groups of second clamping blocks 307 fixedly installed on the loading tray 301 and distributed along the circumferential direction of the loading tray 301, meanwhile, first clamping blocks 304 with the number matched with that of the second clamping blocks 307 are inserted and installed on the loading tray 301, the first clamping blocks 304 are provided with first protruding parts 305, and the first clamping blocks 304 are suitable for being movably inserted on the loading tray 301 and the second clamping blocks 307 through the first protruding parts 305;

Meanwhile, the first clamping block 304 and the second clamping block 307 are both provided with a first clamping part 306, the first clamping block 304 is suitable for being close to or far from the second clamping block 307 so as to be suitable for clamping or loosening the upper end of the fiber silk, a connecting column 308 is arranged at the upper end of the sample loading plate 301, a first air cylinder 309 is fixedly arranged on the connecting column 308, and the output end of the first air cylinder 309 is suitable for being contacted with one end, far from the first clamping block 304, of the first protruding part 305 so as to be suitable for pushing the first clamping block 304 to be far from the second clamping block 307, so as to loosen the clamping of the upper end of the fiber silk;

In order to straighten the fiber yarn, as shown in fig. 2, a negative pressure suction unit is installed on the sample loading tray 301, the negative pressure suction unit includes a plurality of groups of staggered air paths (not shown in the figure) which are formed in the sample loading tray 301, the plurality of groups of staggered air paths form a central hole, the plurality of groups of staggered air paths are communicated with the sample loading tray 301 to form a plurality of groups of negative pressure holes 303, a first negative pressure pipe 302 is connected to the central hole, one end, far away from the sample loading tray 301, of the first negative pressure pipe 302 is connected with a negative pressure machine (not shown in the figure), and the negative pressure machine is suitable for forming a certain negative pressure for the plurality of groups of staggered air paths, so as to be suitable for sucking the lower end of the fiber yarn into the negative pressure holes 303 and straightening the fiber yarn;

For transporting the fiber filament, as shown in fig. 2 and 4, a sample clamping mechanism 4 for clamping and transporting the fiber filament is mounted on the bottom plate 1, the sample clamping mechanism 4 comprises a top plate 401 fixedly mounted on the bottom plate 1, the connecting column 308 is mounted on the top plate 401, a first working block 402 is fixedly mounted on the top plate 401, two ends of the first working block 402 are provided with extending ends (not shown in the drawing), and a second motor 403 is mounted on a group of extending ends close to the sample tray 301, and the output ends of the second motor 403 penetrate through the extending ends;

Meanwhile, a first screw rod 404 is installed at the output end of the second motor 403, a first sliding block 405 is installed on the first screw rod 404, the first sliding block 405 is suitable for moving along the linear direction of the first screw rod 404, a first fixing table 406 is fixedly installed on one surface of the first sliding block 405 far away from the first screw rod 404, the first fixing table 406 is provided with a groove (not shown in the figure), a first clamping forceps 407 is fixedly installed in the groove, and one end of the first clamping forceps 407 far away from the groove extends to the outer side of the first fixing table 406 to form a clamping part for clamping the upper end of the fiber;

In order to automatically clamp the fiber, as shown in fig. 4, a first finger cylinder 408 is fixedly installed on the first fixing table 406, the first finger cylinder 408 is provided with two groups of clamping fingers, the clamping position is between the two groups of clamping fingers, when the first finger cylinder 408 is started, the two groups of clamping fingers are suitable for being mutually close to drive the clamping part to clamp the fiber, and when the first finger cylinder 408 is closed, the two groups of clamping fingers are suitable for being mutually far away to be suitable for loosening the fiber;

in the present application, the first finger cylinder 408 is of the prior art;

In order to keep the fiber yarn in a straight state during conveying so as to facilitate visual inspection, as shown in fig. 4, a second working block 409 is fixedly installed on the first fixed table 406, a third motor 410 is fixedly installed at one end, far away from the first fixed table 406, of the second working block 409, an output end of the third motor 410 penetrates through the second working block 409, a second screw rod 411 is fixedly installed at an output end of the third motor 410, and a second sliding block 412 is installed on the second screw rod 411, and the second sliding block 412 is suitable for moving along a straight line direction of the second screw rod 411 so as to adjust the position of the second sliding block 412 on the second screw rod 411;

And a second negative pressure pipe 413 is installed on the second slider 412, and a negative pressure device is installed on the end of the second negative pressure pipe 413 far from the first finger cylinder 408, and is suitable for generating a certain negative pressure in the second negative pressure pipe 413 so as to be suitable for clamping the lower end of the fiber yarn;

In order to fix the fiber on the detection position, as shown in fig. 1-2 and 5, a docking mechanism 5 is installed on the bottom plate 1, the docking mechanism 5 comprises a support post 503 installed on the upper end of the bottom plate 1, two groups of fixing blocks 505 are installed on the end, far away from the bottom plate 1, of the support post 503, a second fixing table 515 is installed on the fixing blocks 505, the second fixing table 515 is provided with a placing groove (not shown in the drawing), a second clamping forceps 516 is installed in the placing groove, and a forceps part is formed on the second clamping forceps 516, which extends to the outer side of the second fixing table 515 from the end, far away from the placing groove, for clamping the fiber;

In order to automatically clamp the fiber, as shown in fig. 6, a second finger cylinder 517 is fixedly installed on the second fixing table 515, the second finger cylinder 517 is provided with two groups of clamping fingers, the clamping part is positioned between the two groups of clamping fingers, when the second finger cylinder 517 is started, the two groups of clamping fingers are suitable for being mutually close to drive the forceps part to clamp the fiber, when the second finger cylinder 517 is closed, the two groups of clamping fingers are suitable for being mutually far away, and the clamping parts are mutually far away to loosen the fiber;

Meanwhile, a visual detection mechanism 6 is arranged on the bottom plate 1, as shown in fig. 1, the visual detection mechanism 6 comprises a supporting rod 601 fixedly arranged on the bottom plate 1, and a visual detection camera 602 is fixedly arranged on the supporting rod 601, and the visual detection camera 602 is suitable for facing the second clamping forceps 516 so as to be suitable for detecting the fiber clamped in the second clamping forceps 516;

in the present application, the visual inspection mechanism 6 is the prior art, and the detailed working principle of the visual inspection mechanism 6 is not described herein;

In order to adjust the visual inspection angle of the fiber yarn, as shown in fig. 5, a rotating mechanism is mounted on the base plate 1, the rotating mechanism comprises a fourth motor 502 fixedly mounted on the base plate 1, a working plate 501 is mounted at the output end of the fourth motor 502, and a supporting column 503 is fixedly mounted on the working plate 501, the supporting column 503 is suitable for rotating along with the output end of the fourth motor 502 so as to be suitable for adjusting the visual angle of the fiber yarn;

In summary, the staff clamps a plurality of groups of different fiber yarns between the first clamping parts 306 of the first clamping blocks 304 and the second clamping blocks 307, and simultaneously, the shorter part of the upper end of the fiber yarn extends out of the first clamping parts 306, the lower end of the fiber yarn can be clamped through the first negative pressure pipe 302 and always kept in a straight state, and then the first finger cylinder 408 is started to squeeze the clamping parts so as to clamp the upper end of the fiber yarn;

Restarting the first cylinder 309 to push the second protrusion adapted to move the first clamping block 304 away from the second clamping block 307 so that clamping of the filament is cancelled, and then starting the second motor 403 so that the first slider 405 is adapted to move in the direction of the docking mechanism 5 with rotation of the first screw 404 so as to be adapted to take the filament out of the negative pressure hole 303 and move it to the detection position;

at this time, the fiber is in an inclined state, and simultaneously, the third motor 410 is synchronously started and drives the second sliding block 412 to move downwards along with the fiber being taken out from the sample loading tray 301, and then drives the second negative pressure pipe 413 to move downwards, so that the lower end of the fiber can be clamped, and the fiber is kept in a straight state until the fiber is moved to the upper part of the working tray 501;

Then, the two groups of second finger air cylinders 517 are started to squeeze the forceps and take parts so as to drive the forceps and take parts to clamp the fiber, then, the first finger air cylinders 408 are closed so that the forceps and take parts are far away from each other to loosen the fiber, meanwhile, the second negative pressure tube 413 is closed, and then, the fourth motor 502 is started to drive the docking mechanism 5 to rotate so as to be suitable for adjusting the visual angle of the fiber, and the visual detection mechanism 6 is used for visual detection of the fiber;

After one fiber is detected, the second finger cylinder 517 is closed, clamping of the fiber is canceled, and the first motor 201 is started again to drive the sample loading tray 301 to rotate, so that the other group of the first clamping block 304 and the second clamping block 307 which are mutually attached are close to the output end of the first cylinder 309, and the subsequent operation is performed through the sample clamping mechanism 4 and the docking mechanism 5 in the same way.

Embodiment two: since the visual angle of the visual inspection camera 602 is fixed, in the above embodiment, the fiber yarn is conveyed to the working disc 501 by the second motor 403, and the fiber yarn cannot be guaranteed to be positioned at the center position on the working disc 501, so that when the visual angle of the fiber yarn is adjusted by the fourth motor 502, the fiber yarn is easy to deviate, and the detection range of the visual inspection camera 602 is exceeded;

in order to keep the fiber yarn always in the center position on the working disc 501, as shown in fig. 5-7, two sets of sheet plates 508 are installed at the upper end of the fixed block 505, a certain gap is formed between the two sets of sheet plates 508, and the second fixed table 515 is positioned between the two sets of sheet plates 508;

And slide plate 522 is installed on the upper ends of the two groups of sheet plates 508, and inclination plates 523 are fixedly installed on two sides of the slide plate 522;

As shown in fig. 10, an inclined groove 524 is formed in the inclined plate 523, and a second slider 526 is installed in the inclined groove 524, and the second slider 526 is adapted to move in a linear direction of the inclined groove 524 to adjust a position of the second slider 526 in the inclined groove 524;

in the initial state, the second slider 526 is installed in the inclined groove 524 at a centered position;

in order to reset the second sliding block 526, a second spring 525 is connected between the second sliding block 526 and the inclined groove 524, two ends of the second spring 525 are respectively and fixedly connected with one end of the inner wall of the inclined groove 524 and the second sliding block 526, meanwhile, a first electromagnet (not shown in the figure) is installed at the other end of the inner wall of the inclined groove 524, and a second electromagnet is installed on one surface, close to the first electromagnet, of the second sliding block 526, and is suitable for being close to or far from the first electromagnet along with the movement of the second sliding block 526 so as to be suitable for being close to the first electromagnet for power on or far from the first electromagnet for power off;

In order to perform initial movement on the position of the fiber, as shown in fig. 8, an inclined plate 510 is fixedly installed on the second sliding block 526, and a push plate 512 is fixedly installed on the inclined plate 510, wherein one surface of the two groups of push plates 512, which are close to each other, is fixedly installed with a flexible pad 513, and the two groups of push plates 512 are adapted to move along with the inclined plate 510, so that the two groups of push plates 512 are adapted to be tightly attached to each other, and further the fiber is pushed;

In order to hold the fiber yarn, as shown in fig. 8, a clamping plate 511 is hinged on the inclined plate 510, a storage cavity is formed between the two groups of clamping plates 511, the clamping plate 511 has a close end (not shown), a third electromagnet 514 is mounted on one surface of the two groups of close ends, which is close to each other, and the third electromagnet 514 is suitable for moving in the inclined groove 524 along with the inclined plate 510 through a second sliding block 526, so that the third electromagnets 514 on the two groups of clamping plates 511 are close to each other and magnetically attracted, and further the fiber yarn is surrounded.

In the initial state, the gripping plate 511 and the inclined plate 510 are on the same inclined line;

In order to reset the gripping plate 511, as shown in fig. 9, a chute 518 is formed on the fixed block 505, a first sliding block 519 is installed in the chute 518, the sliding plate 522 is fixedly installed on the first sliding block 519, two sides of the first sliding block 519 are provided with protruding ends, two sides of the first sliding block 519 are provided with first springs 520, the first sliding block 519 extends into the first springs 520 through the protruding ends, one ends of the two groups of first springs 520 are respectively connected with two ends of the inner wall of the chute 518, a first control button 521 is installed at one end, close to the second gripping forceps 516, of the inner wall of the chute 518, and a second control button (not shown in the figure) is installed at one end, far from the second gripping forceps 516, of the inner wall of the chute 518;

In the present application, the first control button 521 is used to control the third electromagnet 514 to be powered on, and the second control button is used to control the third electromagnet 514 to be powered off;

in the initial state, the first sliding block 519 is arranged at a central position in the sliding groove 518;

in the present application, the strength of the first spring 520 is smaller than that of the second spring 525;

For automatically adjusting the position of the fiber yarn, as shown in fig. 7, a slide rail 506 is fixedly installed on a fixed block 505, a slide seat 507 is installed on the slide rail 506, the slide seat 507 is suitable for moving along the linear direction along the slide rail 506, a second air cylinder 504 is fixedly installed on a support post 503, the output end of the second air cylinder 504 penetrates through the fixed block 505 to be connected with the slide seat 507, so that the slide seat 507 is suitable for moving on the slide rail 506 along the output end of the second air cylinder 504, and the two groups of sheet plates 508 are fixedly installed on the slide seat 507;

A connecting bent rod 509 is fixedly arranged on the two groups of sheet plates 508, one end of the connecting bent rod 509, which is far away from the sheet plates 508, is fixedly connected with an inclined plate 510, and the inclined plate 510 is suitable for moving along with the movement of the sliding seat 507 so as to be suitable for automatically encircling fiber yarns and adjusting the positions of the fiber yarns;

To sum up: when the second motor 403 drives the first slider 405 and the fiber yarn to move above the working disk 501, the first clamping forceps 407 clamp one group of fiber yarn and are positioned at the upper ends of the two groups of second clamping forceps 516;

Starting the second cylinder 504 and pushing the sliding seat 507 to move, driving the sliding seat 507 to drive the two groups of sheet plates 508 to move and synchronously driving the inclined plate 510 and the sliding plate 522 to move, wherein the expansion force of the first spring 520 is smaller than that of the second spring 525, so that the first sliding block 519 slides first, and when the first sliding block 519 is close to one end of the sliding groove 518, the protruding end on one side of the first sliding block 519 presses the first control button 521, and at the moment, the first electromagnet is electrified;

then, as the first sliding block 519 is tightly attached to one end of the sliding groove 518 near the fiber, the inclined plate 510 slides in the inclined groove 524 through the second sliding block 526, when the second sliding block 526 stretches the second spring 525 until moving near the top end of the inner wall of the inclined groove 524, the second sliding block 526 is attached to the first electromagnet through the second electromagnet, and the second electromagnet and the first electromagnet are magnetically attracted;

Simultaneously, as the inclined groove 524 is obliquely arranged and moves towards the fiber yarn along with the inclined plate 510, the two groups of clamping plates 511 are close to each other, when the close end position on the clamping plates 511 passes over the fiber yarn, the two groups of clamping plates 511 are close to each other through the third electromagnet 514 until the close end position is close to the fiber yarn and are magnetically attracted, so that the fiber yarn is surrounded, the fiber yarn is in the storage cavity, meanwhile, the two groups of pushing plates 512 are close to each other and squeeze the flexible pad 513, and push the fiber yarn along with the movement of the two groups of pushing plates 512, so that the fiber yarn is pushed to move to a certain position;

then, the second cylinder 504 is started again to drive the sliding seat 507 to reset, meanwhile, the inclined plate 510 moves towards the direction far away from the fiber yarn and drives the fiber yarn to move to the central position of the working disc 501, then the second finger cylinder 517 is started and drives the second clamping forceps 516 to clamp the fiber yarn, at this time, the first sliding block 519 is tightly attached to one end, far away from the first control button 521, of the sliding groove 518, and when the fiber yarn is clamped and moved to the central position of the working disc 501 each time, the first sliding block 519 is tightly attached to one end, far away from the first control button 521, of the sliding groove 518;

When the first sliding block 519 is close to one end of the sliding groove 518 far away from the first control button 521, the protruding end of one side of the first sliding block 519 presses the second control button, at this time, the second electromagnet is powered off, and the third electromagnets 514 mounted on the two groups of clamping plates 511 are far away from each other, so that the clamping plates 511 are reset and keep the same inclination with the sloping plate 510;

Simultaneously, the two groups of clamping plates 511 stretch the second sliding block 526 through the second springs 525, so that the inclined plate 510 is driven to move to the initial position in a resetting manner, the sliding plate 522 is driven to move to the initial position through the first springs 520 in a resetting manner, and then the strut 503 is driven to rotate through the fourth motor 502, so that the fiber yarn can be rotated, and the visual detection mechanism 6 can detect multiple surfaces of the fiber yarn conveniently.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (6)

1. A fiber optic inspection device, comprising:

A bottom plate (1);

Sample loading mechanism (3), this sample loading mechanism (3) are used for carrying out preliminary centre gripping to the cellosilk, sample loading mechanism (3) include:

the clamping unit is used for fixing the upper ends of the fiber filaments;

a rotation unit for rotating the clamping unit;

The negative pressure suction unit is used for straightening the fiber yarns;

The sample clamping mechanism (4) is used for clamping and conveying the fiber yarns;

The butt joint mechanism (5) is used for receiving the fiber filaments transferred by the sample clamping mechanism (4) and rotating the fiber filaments so as to be suitable for adjusting the visual detection surface of the fiber filaments;

a visual detection mechanism (6), wherein the visual detection mechanism (6) is used for performing visual detection on the fiber yarns;

The sample loading mechanism (3) comprises a sample loading disc (301) arranged at the upper end of the bottom plate (1), the clamping unit comprises a plurality of groups of second clamping blocks (307) arranged on the sample loading disc (301), a first clamping block (304) is inserted onto the sample loading disc (301), the first clamping block (304) is provided with a first protruding part (305), and the first clamping block (304) and the second clamping block (307) are respectively provided with a first clamping part (306);

the rotary unit comprises a support column (2) arranged on the bottom plate (1), a first motor (201) is arranged on the support column (2), and the output end of the first motor (201) is connected with the sample loading tray (301);

the negative pressure suction unit comprises a plurality of groups of air circuits arranged in the sample loading tray (301), the plurality of groups of air circuits are staggered to form a central hole, the plurality of groups of air circuits are communicated with the sample loading tray (301) to form a negative pressure hole (303), the central hole is connected with a first negative pressure pipe (302), and one end, far away from the sample loading tray (301), of the first negative pressure pipe (302) is connected with a negative pressure machine;

The butt joint mechanism (5) comprises a support column (503) arranged at the upper end of the bottom plate (1), two groups of fixing blocks (505) are arranged at one end, far away from the bottom plate (1), of the support column (503), a second fixing table (515) is arranged on the fixing blocks (505), the second fixing table (515) is provided with a placing groove, second clamping forceps (516) are arranged in the placing groove, and one end, far away from the placing groove, of the second clamping forceps (516) extends to the outer side of the second fixing table (515) to form a forceps taking part;

The rotary mechanism is arranged on the bottom plate (1) and comprises a fourth motor (502) arranged on the bottom plate (1), a working disc (501) is arranged at the output end of the fourth motor (502), and the support column (503) is arranged on the working disc (501);

Wherein: the sample loading mechanism (3) and the negative pressure suction unit are suitable for respectively clamping two ends of the fiber and always keeping the fiber in a straight state, the negative pressure suction unit is suitable for synchronously releasing the clamping of the fiber when the clamping unit loosens the fiber, the sample clamping mechanism (4) is suitable for conveying the fiber to a specified detection position and butting the fiber with the butting mechanism (5) to fix the fiber on the detection position, and the sample loading mechanism is suitable for rotating the fiber so as to be suitable for detecting a plurality of surfaces of the fiber by the visual detection mechanism (6).

2. A fiber optic inspection device according to claim 1 wherein: two groups of sheet plates (508) are arranged at the upper ends of the fixed blocks (505), a certain gap is reserved between the two groups of sheet plates (508), a second fixed table (515) is arranged between the two groups of sheet plates (508), sliding plates (522) are arranged at the upper ends of the two groups of sheet plates (508), inclined plates (523) are arranged at two sides of each sliding plate (522), inclined grooves (524) are formed in the inclined plates (523), and second sliding blocks (526) are arranged in the inclined grooves (524);

A second spring (525) is connected between the second sliding block (526) and the inclined groove (524), a first electromagnet is arranged at one end of the inner wall of the inclined groove (524), and a second electromagnet is arranged on one surface, close to the first electromagnet, of the second sliding block (526).

3. A fiber optic inspection device according to claim 2 wherein: and the second sliding block (526) is provided with an inclined plate (510), the inclined plate (510) is provided with a push plate (512), and one surface, close to each other, of the two groups of push plates (512) is provided with a flexible pad (513).

4. A fiber optic inspection device according to claim 3 wherein: the inclined plate (510) is hinged with a clamping plate (511), a storage cavity is formed between the two groups of clamping plates (511), the clamping plate (511) is provided with a tight sticking end, and a third electromagnet (514) is arranged on the tight sticking end.

5. The fiber optic inspection device of claim 4, wherein: the utility model discloses a pair of tweezers (516) is got to second clamp, including fixed block (505), spout (518) have been seted up on fixed block (505), install first sliding block (519) in spout (518), slide (522) are installed on first sliding block (519), first sliding block (519) both sides have protruding end, first spring (520) are installed to first sliding block (519) both sides, spout (518) inner wall is close to one end that tweezers (516) are got to the second clamp is installed first control button (521), the second control button is installed to one end that tweezers (516) are got to the second clamp is kept away from to spout (518) inner wall.

6. The fiber optic inspection device of claim 5, wherein: a sliding rail (506) is arranged on the fixed block (505), a sliding seat (507) is arranged on the sliding rail (506), a second air cylinder (504) is arranged on the supporting column (503), and two groups of sheet plates (508) are arranged on the sliding seat (507);

and the two groups of sheet plates (508) are provided with connecting bent rods (509), and one ends, far away from the sheet plates (508), of the connecting bent rods (509) are fixedly connected with the inclined plates (510).