CN210709580U - Rotary mechanism, material detection structure and material detection system - Google Patents

Abstract

The utility model discloses a rotary mechanism, material detection structure and material detecting system. The rotating mechanism comprises a first bracket; the first plate and the second plate are arranged on the first support at intervals; the first rotating assembly comprises a first positioning piece arranged on the first plate, the second rotating assembly comprises a second positioning piece arranged on the second plate, and the first positioning piece and the second positioning piece are both positioned between the first plate and the second plate and are correspondingly arranged to form a rotating station; the rotary driver is arranged on the first support and used for driving the first positioning piece and the second positioning piece to rotate; the material detection structure and the material detection system both comprise the rotating mechanism. Finish the both ends of material with first setting element and second setting element cooperation respectively, make the material be located rotatory station, the rotary actuator starts to it is rotatory to drive the material, thereby the rotatory needs of material when satisfying the test reduce manual operation's process, and can cooperate detection mechanism to realize full automation.

Description

Rotary mechanism, material detection structure and material detection system

Technical Field

The utility model relates to an electron device detects technical field, especially relates to a rotary mechanism, material detect structure and material detecting system.

Background

A capacitor is an element for storing electricity and electric energy (potential energy), one conductor being surrounded by another conductor or a system of conductors in which electric field lines emanating from one conductor all terminate at the other conductor, called a capacitor or a capacitance.

The condenser is before dispatching from the factory, need carry out the quality testing, and current detection mode relies on the manual work to detect usually, and the manual work detects and need artifical single detection and rely on measurement personnel's work experience, and not only detection efficiency is low, and the personnel selection is with high costs, can't realize automated operation in addition.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a rotating mechanism, a material detecting structure and a material detecting system; the rotating mechanism is used for rotating during material detection so as to be matched with full-automatic operation and reduce labor cost; the material detection structure can realize full-automatic detection and improve the detection efficiency; the material detection system comprises the rotating mechanism.

The technical scheme is as follows:

in one aspect, a rotary mechanism is provided, comprising a first support; the first plate and the second plate are arranged on the first support at intervals; the first rotating assembly comprises a first positioning piece rotatably arranged on the first plate, the second rotating assembly comprises a second positioning piece rotatably arranged on the second plate, and the first positioning piece and the second positioning piece are positioned between the first plate and the second plate and are correspondingly arranged to form a rotating station; and the rotary driver is arranged on the first support and used for driving the first positioning piece and the second positioning piece to rotate.

According to the rotating mechanism, the two ends of the material are matched with the first positioning piece and the second positioning piece respectively, the material is located at the rotating station, the rotating driver is started to drive the material to rotate, the material rotating requirement during testing is met, the manual operation process is reduced, and the full-automatic operation can be realized by matching with the detection mechanism.

The technical solution is further explained below:

in one embodiment, the first rotating assembly further comprises a first driving wheel and a first driven wheel, the first driving wheel is in transmission connection with the first driven wheel, and the first positioning element is arranged on the first driven wheel;

the second rotating assembly further comprises a second driving wheel and a second driven wheel, the second driving wheel is in transmission connection with the second driven wheel, and the second positioning piece is arranged on the second driven wheel;

the rotary driver is provided with a rotary output shaft, the first plate and the second plate are both provided with a shaft passing hole for the rotary output shaft to pass through, and the first driving wheel and the second driving wheel are located in the corresponding shaft passing holes and are sleeved on the rotary output shaft.

In one embodiment, the first plate can move along the axial direction of the rotating output shaft, the rotating output shaft is provided with a first sliding guide rail, the first driving wheel is provided with a first sliding groove, and the first sliding groove is arranged corresponding to the first sliding guide rail;

and/or the second plate can move along the axis direction of the rotating output shaft, the rotating output shaft is provided with a second sliding guide rail, the second driving wheel is provided with a second sliding groove, and the second sliding groove is arranged corresponding to the second sliding guide rail.

In one embodiment, the first support is provided with a first telescopic driver, a second telescopic driver and a fourth sliding guide rail, the first plate is provided with a first sliding block in sliding fit with the fourth sliding guide rail, the second plate is provided with a second sliding block in sliding fit with the fourth sliding guide rail, the first telescopic driver is used for driving the first plate to slide along the fourth sliding guide rail, and the second telescopic driver is used for driving the second plate to slide along the fourth sliding guide rail.

In one embodiment, the first positioning member is a first positioning shaft, and the first positioning shaft is provided with a first positioning part; the second positioning piece is a second positioning shaft which is provided with a second positioning part.

In one embodiment, the rotating mechanism further comprises a second in-position detector, the second in-position detector is electrically connected with the rotating driver, and the second in-position detector is used for detecting whether the materials arrive or leave.

On the other hand, the material detection structure comprises at least one rotating mechanism according to any one of the technical schemes; the detection mechanism comprises at least one detector, the detector is arranged corresponding to the rotating mechanism, and the feeding station, the rotating station and the material returning station are arranged at intervals along a first direction; and the clamping mechanism comprises a clamping frame, a clamping plate and a clamping hand, the clamping frame can move in a first direction, the clamping plate is arranged on the clamping frame and can move in a second direction, and the clamping hand is provided with at least two clamping plates and is arranged at an interval.

Above-mentioned material detects structure, material clamping mechanism can get material and blowing or carry out blowing and feed back simultaneously, and when rotary mechanism's rotatory station was arranged in to the material, the material was rotatory, and the detector detects the material, and then can realize full automatization detection operation, and make full use of productivity, promotion detection efficiency.

The technical solution is further explained below:

in one embodiment, the material clamping frame is provided with a third sliding groove, the material clamping plate is provided with a third sliding guide rail, the third sliding guide rail is in sliding fit with the third sliding groove, and the material clamping mechanism further comprises a second driver, and the second driver is arranged on the material clamping frame and used for driving the material clamping plate to move telescopically along a second direction.

In one embodiment, the rotating mechanisms are arranged in two at intervals, the detectors are arranged in two and are arranged corresponding to the rotating mechanisms, and the material clamping hands are arranged in three at intervals.

In addition, a material detection system is also provided, which comprises the rotating mechanism according to any one of the above technical schemes.

Above-mentioned material detecting system adopts aforementioned rotary mechanism, reduces manual operation's process to can cooperate and realize full automation, promote holistic production efficiency.

Drawings

FIG. 1 is a schematic diagram of a material detection structure in an embodiment;

FIG. 2 is a schematic view of the rotary mechanism of the embodiment of FIG. 1;

figure 3 is a cross-sectional view of the rotary mechanism of the embodiment of figure 1;

FIG. 4 is a schematic diagram of a material detection system in an embodiment;

fig. 5 is a schematic structural diagram of a capacitor in an embodiment.

Reference is made to the accompanying drawings in which:

100. a feeding mechanism; 200. a station switching mechanism; 310. a first detector; 320. a second detector; 330. a third detector; 340. a fourth detector; 350. a fifth detector; 400. a material clamping mechanism; 410. a material clamping frame; 420. a material clamping plate; 430. a material clamping hand; 440. a second driver; 500. a rotation mechanism; 510. a first bracket; 511. a fourth glide rail; 520. a first plate; 521. a first slider; 530. a second plate; 531. a second slider; 541. a first positioning member; 542. a first drive wheel; 543. a first driven wheel; 551. a second positioning member; 552. a second drive wheel; 553. a second driven wheel; 560. a rotary driver; 561. rotating the output shaft; 571. a first telescopic driver; 572. a second telescopic driver; 573. a second reset member; 600. a conveying mechanism; 700. a material pushing mechanism; 810. a work table; 900. a capacitor; 910. a top surface; 920. a bottom surface; 930. an annular groove surface; 940. and guiding the bent part.

Detailed Description

Embodiments of the present invention are described in detail below with reference to the accompanying drawings:

it will be understood that when an element is referred to herein as being "secured" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 2 to 3, a rotating mechanism 500 includes a first bracket 510; a first plate 520 and a second plate 530, the first plate 520 and the second plate 530 being disposed at the first bracket 510 with a space therebetween; the first rotating assembly comprises a first positioning piece 541 rotatably arranged on the first plate 520, the second rotating assembly comprises a second positioning piece 551 rotatably arranged on the second plate 530, and the first positioning piece 541 and the second positioning piece 551 are both positioned between the first plate 520 and the second plate 530 and are correspondingly arranged to form a rotating station; and the rotary driver 560, the rotary driver 560 is arranged on the first bracket 510, and the rotary driver 560 is used for driving the first positioning element 541 and the second positioning element 551 to rotate.

This rotary mechanism 500 finishes the cooperation of the both ends of material with first locating part 541 and second locating part 551 respectively, makes the material be located rotatory station, and rotary actuator 560 starts to it is rotatory to drive the material, thereby satisfies the rotatory needs of material when testing, reduces manual operation's process, and can cooperate detection mechanism to realize full automation.

During the processing of a material, such as the capacitor 900, it is generally necessary to perform inspection on the material, especially quality inspection before shipment, such as peripheral dimension inspection, and at this time, the capacitor 900 needs to be rotated to cooperate with the detector for inspection. When the rotating mechanism 500 provided by the embodiment is used for detection, two ends of the capacitor 900 are respectively matched with the first positioning part 541 and the second positioning part 551, so that the capacitor 900 is placed on a rotating station, and then the rotating driver 560 drives the first positioning part 541 and the second positioning part 551 to rotate, so that the capacitor 900 is driven to rotate, the detection of the peripheral size is performed by matching with the detector, the manual operation procedures are reduced or cancelled, the production efficiency is improved, and the automatic processing requirement is met.

The rotation driver 560 may be a driving motor to start or stop by receiving a control signal, and drive the first positioning element 541 and the second positioning element 551 to rotate or stop rotating, which is not described in detail herein.

Referring to fig. 2 and fig. 3, the first rotating assembly further includes a first driving wheel 542 and a first driven wheel 543, the first driving wheel 542 is in transmission connection with the first driven wheel 543, and the first positioning element 541 is disposed on the first driven wheel 543.

Referring to fig. 2 and fig. 3, the second rotating assembly further includes a second driving wheel 552 and a second driven wheel 553, the second driving wheel 552 is connected to the second driven wheel 553 in a transmission manner, and the second positioning member 551 is disposed on the second driven wheel 553.

Referring to fig. 2 and 3, the rotation driver 560 is provided with a rotation output shaft 561, the first plate 520 and the second plate 530 are respectively provided with a through-shaft hole for passing the rotation output shaft 561, and the first driving wheel 542 and the second driving wheel 552 are located at the corresponding through-shaft holes and are sleeved on the rotation output shaft 561.

Further, the first rotating assembly further includes a first transmission member wound between the first driving wheel 542 and the first driven wheel 543, and the first transmission member may be a transmission belt or a transmission chain; the second rotating assembly further includes a second transmission member wound around the second driving wheel 552 and the second driven wheel 553, and the second transmission member may also be a transmission belt or a transmission chain, which is not described in detail.

Of course, during the specific installation, a bearing and the like may be provided in a matching manner to complete the matching with the first plate 520, the second plate 530 and the rotating output shaft 561, and the details are not described again.

Referring to fig. 2 and 3, two ends of the rotating output shaft 561 are rotatably disposed at the upper end and the lower end of the first bracket 510, respectively, the rotating driver 560 is fixed at the upper end of the first bracket 510, the rotating output shaft 561 penetrates the first plate 520 and the second plate 530, and the first driving wheel 542 and the second driving wheel 552 are disposed in the corresponding through-shaft holes (such as supported by bearings), so that when the rotating output shaft 561 rotates, the first driving wheel 542 and the second driving wheel 552 are driven to rotate, so that the first positioning element 541 and the second positioning element 551 synchronously rotate in the same direction.

Referring to fig. 2 and 3, the first plate 520 can move along the axial direction of the rotating output shaft 561, the rotating output shaft 561 is provided with a first sliding guide rail, the first driving wheel 542 is provided with a first sliding groove, and the first sliding groove is arranged corresponding to the first sliding guide rail;

and/or the second plate 530 can move along the axis direction of the rotating output shaft 561, the rotating output shaft 561 is provided with a second sliding guide rail, the second driving wheel 552 is provided with a second sliding groove, and the second sliding groove and the second sliding guide rail are correspondingly arranged.

In fig. 2, if both the first plate 520 and the second plate 530 can move up and down, then: when a material such as the capacitor 900 is placed, the first plate 520 moves towards the upper side, the second plate 530 moves towards the lower side, so that a space is provided for placing the capacitor 900, when the capacitor 900 is placed at a certain position such as a rotating station (for example, whether the capacitor 900 is in place is detected by the second in-place detector), the first plate 520 moves towards the lower side, the second plate 530 moves towards the upper side, so that the capacitor 900 is positioned and fixed through the cooperation of the first positioning piece 541 and the second positioning piece 551 with the capacitor 900, at this time, a component for clamping the capacitor 900 such as the clamping hand 430 is released, and then the rotating operation of the capacitor 900 can be performed; after the capacitor 900 rotates, the capacitor 900 stops rotating, at this time, the clamping hand 430 clamps the capacitor 900, the first plate 520 and the second plate 530 are released, so that the first positioning element 541 and the second positioning element 551 are separated from the capacitor 900, and then the capacitor 900 can be clamped away, at this time, whether the capacitor 900 is clamped away can be detected by the second in-place detector, which is not described again.

When the first plate 520 is able to move up and down while the second plate 530 is fixedly disposed, then: when a material such as the capacitor 900 is placed, the first plate 520 moves towards the upper side to provide a placing space for the capacitor 900, so as to place the capacitor 900, when the capacitor 900 is placed at a certain position, in this case, the lower end of the capacitor 900 is already matched with the second positioning part 551, the first plate 520 moves towards the lower side, the first positioning part 541 is also matched with the capacitor 900, the material clamping hand 430 is released to perform a subsequent rotating operation, and other similar reasons, a person skilled in the art can know; when the first plate 520 is fixedly disposed and the second plate 530 can move up and down, the same process is not repeated.

Referring to fig. 2 and 3, a first telescopic driver 571, a second telescopic driver 572 and a fourth sliding guide 511 are disposed on the first bracket 510, the first plate 520 is provided with a first slider 521 slidably engaged with the fourth sliding guide 511, the second plate 530 is provided with a second slider 531 slidably engaged with the fourth sliding guide 511, the first telescopic driver 571 is configured to drive the first plate 520 to slide along the fourth sliding guide 511, and the second telescopic driver 572 is configured to drive the second plate 530 to slide along the fourth sliding guide 511.

The first slider 521 and the second slider 531 are slidably engaged with the fourth sliding guide rail 511 to achieve sliding guidance of the first plate 520 and the second plate 530, which is not described in detail.

Further, when both the first plate 520 and the second plate 530 are movable in the axial direction of the rotation output shaft 561, it is also possible to: the second telescopic driver 572 drives the second plate 530 to perform telescopic movement, while the first plate 520 is not driven by the driver, and at this time, a second restoring member 573 is provided, both ends of the second restoring member 573 are fixedly connected with the first plate 520 and the first bracket 510 respectively, when a material such as the capacitor 900 is placed, the second plate 530 moves downward, the capacitor 900 is placed on the second plate 530 to be engaged with the second positioning member 551, the second plate 530 moves upward to engage the capacitor 900 with the first positioning member 541, and at this time, during the mating of the capacitor 900 with the first positioning element 541, the second restoring element 573, for example a restoring spring, is subjected to a certain compression, therefore, the first positioning element 541 and the capacitor 900 can be completely matched, excessive matching is avoided, the overload protection effect is achieved, the use of the first telescopic driver 571 is reduced, and the cost is reduced.

Of course, in the case where the first telescopic driver 571 and the second telescopic driver 572 are provided at the same time, the second reset piece 573 may be provided, and will not be described again.

Referring to fig. 3, the first positioning element 541 is a first positioning shaft, and the first positioning shaft is provided with a first positioning portion; the second positioning member 551 is a second positioning shaft, and the second positioning shaft is provided with a second positioning portion.

The first positioning portion and the second positioning portion are correspondingly configured with two ends of the capacitor 900, for example, they may be circular positioning slots, and the first positioning portion may also be a structure that is matched with the guiding bending portion 940 on the capacitor 900, which is not described in detail.

In one embodiment, the rotating mechanism 500 further comprises a second in-position detector electrically connected to the rotating driver 560, the second in-position detector being used for detecting whether the material arrives or departs.

The second in-place detector may be a photoelectric sensor to detect whether the material arrives or departs, to send a signal to the rotation driver 560 to determine whether to perform the rotation operation; of course, it should be understood by those skilled in the art that the second position detector can also be electrically connected to the first telescopic driver 571 and the second telescopic driver 572 for linkage feedback control.

Referring to fig. 1 and 4, a material detecting structure includes a rotating mechanism 500 according to any one of the above embodiments, where at least one rotating mechanism 500 is provided; the detection mechanism comprises at least one detector, the detector is arranged corresponding to the rotating mechanism 500, and the feeding station, the rotating station and the material returning station are arranged at intervals along the first direction; and material clamping mechanism 400, material clamping mechanism 400 is including pressing from both sides work or material rest 410, pressing from both sides flitch 420 and pressing from both sides material hand 430, and press from both sides work or material rest 410 and can move in the second direction, press from both sides flitch 430 and be equipped with two at least, and be the interval and locate and press from both sides flitch 420, press from both sides work or material rest 410, press from both sides flitch 420.

This material detects structure, material clamping mechanism 400 can get material and blowing or carry out blowing and feed back simultaneously, and when arranging the material in rotary mechanism 500's rotatory station, the material is rotatory, and the detector detects the material, and then can realize full automatization detection operation, and make full use of productivity, promote detection efficiency.

It should be noted that the first direction and the second direction may be vertical directions, or may be arranged according to actual production needs, for example, in fig. 1 and fig. 4, the first direction refers to a left-right moving direction, and the second direction refers to a up-down (or front-back) moving direction, which is not described again.

If the rotating mechanism 500 and the detector are both provided with only one, and the material clamping hand 430 is provided with only two, the material clamping hand 430 is respectively provided with one left and right on the material clamping plate 420, then:

the feeding station sends a first material, and the left material clamping hand 430 takes away the first material;

the right side of the material clamping frame 410 moves, so that the left material clamping hand 430 is positioned at the rotating mechanism 500, and the first material is placed at the rotating station of the rotating mechanism 500;

the rotating mechanism 500 rotates the first material and is matched with the detector for detection; the material clamping frame 410 returns towards the left side, and a second material is sent from the feeding station;

the left material clamping hand 430 takes away the second material; the right material clamping hand 430 takes away the first material which has finished detection;

the right side of the material clamping frame 410 moves, so that the second material of the left material clamping hand 430 is placed at the rotating station, and the right material clamping hand 430 places the detected second material to other procedures such as a material returning station to perform the material returning and boxing operation of the product;

the material clamping frame 410 moves towards the left side and circulates, and the description is omitted.

It should be noted that the material clamping hand 430 is an existing product, and is a device capable of clamping and releasing by controlling, and the material is placed or taken out by the forward and backward extension of the material clamping plate 420, and the description is omitted.

Referring to fig. 1, the material clamping frame 410 is provided with a third sliding groove, the material clamping plate 420 is provided with a third sliding guide rail, the third sliding guide rail is in sliding fit with the third sliding groove, the material clamping mechanism 400 further includes a second driver 440, and the second driver 440 is disposed on the material clamping frame 410 and is used for driving the material clamping plate 420 to move telescopically along a second direction.

The second driver 440 drives the material clamping frame 410 to move in a second direction in a telescopic manner, so as to perform operations such as placing and taking out materials, which are not described in detail.

Referring to fig. 1 and 4, two rotating mechanisms 500 are provided at intervals, two detectors are provided and are disposed corresponding to the rotating mechanisms 500, and three material clamping hands 430 are provided at intervals.

In this embodiment, two rotating mechanisms 500 and two detectors are provided to form two rotating stations, the two detectors are different detecting devices (specifically, the fourth detector 340 and the fifth detector 350 in fig. 4 may be used) to detect different parameters of the material, and the work flow is similar to the distance between one rotating mechanism 500, one detector, and two material clamping hands 430, and those skilled in the art should know that details are not described here.

Referring to fig. 4, a material detecting system includes the rotating mechanism 500 according to any of the above embodiments.

This material detection system adopts aforementioned rotary mechanism 500, reduces manual operation's process to can cooperate and realize full automation, promote holistic production efficiency.

This material detecting system, including aforementioned material detection structure, can set up specific quantity's rotary mechanism 500, detector and material clamping mechanism 400 according to actual need to satisfy the needs that detect.

Specifically, as shown in fig. 4 and 5, the material detection system includes a feeding mechanism 100, a station switching mechanism 200, a detection mechanism, a material clamping mechanism 400, a rotating mechanism 500, a conveying mechanism 600, a material pushing mechanism 700, and a workbench 810, and the material may be a capacitor 900, where:

the feeding mechanism 100 is used for receiving materials sent from the outside and transferring the materials to the clamping component of the station switching mechanism 200, the capacitor 900 is provided with a guiding bent part 940, and the guiding bent part 940 can be bent rod-shaped structures which are arranged oppositely at intervals so as to be matched with a gap of the feeding mechanism 100 for limiting;

the turntable of the station switching mechanism 200 is arranged on the workbench 810, a plurality of clamping assemblies are arranged on the turntable to form eight clamping stations, and the turntable corresponds to different detection stations when rotating to perform operations such as detection, clamping and the like;

the detection mechanism includes a first detector 310, a second detector 320, a third detector 330, a fourth detector 340 and a fifth detector 350, the first detector 310 is used for detecting the top surface 910 of the capacitor 900, the second detector 320 is used for detecting the annular groove surface 930 of the capacitor 900, the third detector 330 is used for detecting the bottom surface 920 of the capacitor 900, the fourth detector 340 is used for detecting the first peripheral dimension of the capacitor 900, and the fifth detector 350 is used for detecting the second peripheral dimension of the capacitor 900, it should be noted that the first detector 310, the second detector 320, the third detector 330, the fourth detector 340 and the fifth detector 350 may all be provided with specific detection devices according to actual settings, such as may be existing detection devices, and will not be described again;

the clamping mechanism 400 is used for taking the sent materials away, three material taking stations are correspondingly arranged on the clamping mechanism 400, the materials are taken away and then are placed into the rotating mechanism 500 (the rotating mechanism 500 is fixed on the workbench 810) at the corresponding position, the rotating mechanism 500 rotates to be matched with the fourth detector 340 and the fifth detector 350 for detection, in fig. 4, two sets of the clamping mechanism 400, two sets of the rotating mechanism 500, two sets of the fourth detector 340 and two sets of the fifth detector 350 are arranged, so that the capacity of detection operation is fully improved, and certainly, the clamping mechanism 400 can also place the detected materials into a material returning station (the position corresponding to the conveying mechanism 600) and the like;

the conveying mechanism 600 is used for conveying the detected materials to the pushing mechanism 700, and the pushing mechanism 700 aligns the detected materials in a pushing mode, for example, the detected materials are aligned in a row for facilitating subsequent boxing operation.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A rotary mechanism, comprising:

a first bracket;

the first plate and the second plate are arranged on the first support at intervals;

the first rotating assembly comprises a first positioning piece rotatably arranged on the first plate, the second rotating assembly comprises a second positioning piece rotatably arranged on the second plate, and the first positioning piece and the second positioning piece are both positioned between the first plate and the second plate and are correspondingly arranged to form a rotating station; and

the rotary driver is arranged on the first support and used for driving the first positioning piece and the second positioning piece to rotate.

2. The rotating mechanism according to claim 1, wherein the first rotating assembly further comprises a first driving wheel and a first driven wheel, the first driving wheel is in transmission connection with the first driven wheel, and the first positioning element is arranged on the first driven wheel;

the second rotating assembly further comprises a second driving wheel and a second driven wheel, the second driving wheel is in transmission connection with the second driven wheel, and the second positioning piece is arranged on the second driven wheel;

the rotary driver is provided with a rotary output shaft, the first plate and the second plate are both provided with shaft passing holes for the rotary output shaft to pass through, and the first driving wheel and the second driving wheel are located in the corresponding shaft passing holes and sleeved on the rotary output shaft.

3. The rotating mechanism according to claim 2, wherein the first plate is capable of moving along an axial direction of the rotating output shaft, the rotating output shaft is provided with a first sliding guide rail, the first driving wheel is provided with a first sliding groove, and the first sliding groove is arranged corresponding to the first sliding guide rail;

and/or the second plate can move along the axis direction of the rotating output shaft, the rotating output shaft is provided with a second sliding guide rail, the second driving wheel is provided with a second sliding groove, and the second sliding groove and the second sliding guide rail are correspondingly arranged.

4. The rotating mechanism according to claim 3, wherein the first bracket is provided with a first telescopic driver, a second telescopic driver and a fourth sliding rail, the first plate is provided with a first slider in sliding fit with the fourth sliding rail, the second plate is provided with a second slider in sliding fit with the fourth sliding rail, the first telescopic driver is used for driving the first plate to slide along the fourth sliding rail, and the second telescopic driver is used for driving the second plate to slide along the fourth sliding rail.

5. The rotary mechanism of any of claims 1-4, wherein the first positioning member is a first positioning shaft having a first positioning portion; the second positioning piece is a second positioning shaft, and the second positioning shaft is provided with a second positioning part.

6. The rotary mechanism of claim 5, further comprising a second in-position detector electrically coupled to the rotary drive, the second in-position detector configured to detect whether material is arriving or leaving.

7. A material detection structure, comprising:

the rotary mechanism of any one of claims 1-6, provided with at least one;

the detection mechanism comprises at least one detector, the detector is arranged corresponding to the rotating mechanism, and the feeding station, the rotating station and the material returning station are arranged at intervals along a first direction; and

the material clamping mechanism comprises a material clamping frame, material clamping plates and material clamping hands, the material clamping frame can move in the first direction, the material clamping plates are arranged on the material clamping frame and can move in the second direction, and the material clamping hands are provided with at least two material clamping plates and are arranged at intervals.

8. The material detecting structure of claim 7, wherein the material clamping frame is provided with a third sliding groove, the material clamping plate is provided with a third sliding guide rail, the third sliding guide rail is slidably engaged with the third sliding groove, and the material clamping mechanism further comprises a second driver, the second driver is disposed on the material clamping frame and is configured to drive the material clamping plate to move telescopically along the second direction.

9. The material detecting structure of claim 7, wherein there are two rotating mechanisms, two detectors are disposed corresponding to the two rotating mechanisms, and three material clamping hands are disposed at intervals.

10. A material detection system comprising a rotary mechanism as claimed in any one of claims 1 to 9.

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