CN116354039A - Conveying device - Google Patents

Abstract

The invention relates to a conveying device, comprising: at least two conveying components, wherein each conveying component comprises a conveying belt, and a first shaft and a second shaft which support and drive the conveying belt to run; the first shaft is a driving shaft, and the second shaft is a driven shaft; and a clutch assembly disposed between the adjacent two conveying assemblies, and configured to connect or disconnect the second shaft of the first conveying assembly of the adjacent two conveying assemblies with or from the first shaft of the second conveying assembly. The clutch assembly can realize the transmission of two adjacent conveying assemblies, can realize that all conveying assemblies work simultaneously, or part conveying assemblies work, and part conveying assemblies stop running simultaneously, so that the problem of interval faults between multiple goods buffer positions caused by the problems of integral motion inertia of the conveying device and the like is solved, meanwhile, the load capacity of the conveying device during integral action is also reduced, and the abrasion to equipment and parts is reduced.

Description

Conveying device

Technical Field

The invention relates to the field of conveying devices, in particular to a conveying device.

Background

In automated logistics systems, the in-line transport of goods is mainly achieved by means of transport devices. In some related technologies, the conveying device comprises a plurality of conveying sections, the plurality of conveying sections are synchronously operated or stopped under the control of the same motor, the control mode can not only enable the goods to be positioned inaccurately after the whole operation, but also enable the goods to be divided into packets and positioned offset, so that the interval faults of the plurality of conveying sections are easily caused, the whole frequent start and stop are caused due to the fact that the whole load of the conveying device is too large, and then the equipment is damaged and unnecessarily worn.

Disclosure of Invention

Some embodiments of the present invention provide a conveying device for alleviating the problem of synchronous start-stop of a plurality of conveying sections.

In one aspect of the present invention, there is provided a conveying apparatus comprising:

at least two conveying components, wherein each conveying component comprises a conveying belt, and a first shaft and a second shaft which support and drive the conveying belt to run; the first shaft is a driving shaft, and the second shaft is a driven shaft; and

and the clutch assembly is arranged between the two adjacent conveying assemblies and is configured to connect or disconnect the second shaft of the first conveying assembly of the two adjacent conveying assemblies with or from the first shaft of the second conveying assembly.

In some embodiments, the delivery device further comprises a power member that drives a first shaft coupled to the first delivery assembly.

In some embodiments, the conveyor further comprises a first wheel disposed on the second shaft of the first conveyor assembly and a second wheel disposed on the first shaft of the second conveyor assembly, the clutch assembly being configured to effect connection or disconnection of the first wheel and the second wheel.

In some embodiments, the clutch assembly includes:

a third shaft;

the first transmission wheel is arranged at the first end of the third shaft and is connected with the second shaft of the first conveying assembly;

a fourth shaft;

the second driving wheel is arranged at the first end of the fourth shaft and is connected with the first shaft of the second conveying assembly; and

an engagement mechanism configured to effect connection or disconnection of the second end of the third shaft from the second end of the fourth shaft.

In some embodiments, the engagement mechanism comprises:

the driving wheel is arranged at the second end of the third shaft;

the driven wheel is arranged at the second end of the fourth shaft; and

the power arm is connected with the driven wheel and is configured to drive the driven wheel to move towards the driving wheel so as to be in matched transmission with the driving wheel or drive the driven wheel to be far away from the driving wheel, and the connection with the driving wheel is disconnected.

In some embodiments, the engagement mechanism further comprises a sleeve connecting the driven wheel and the second end of the fourth shaft, an internal spline is provided in the sleeve, the internal spline is in fit connection with an external spline provided at the second end of the fourth shaft, and the power arm is connected to the sleeve.

In some embodiments, the engagement mechanism further comprises:

the connecting piece is arranged on the power arm;

the bearing is arranged on the connecting piece; and

and the shaft sleeve is connected with the driven wheel and the second end of the fourth shaft, and the shaft sleeve penetrates through the bearing.

In some embodiments, the engagement mechanism further comprises:

a bracket;

a shaft sleeve connecting the driven wheel and the second end of the fourth shaft, the shaft sleeve penetrating through the bracket; and

the buffer piece is arranged on one side of the support, which is adjacent to the driven wheel, and the buffer piece is configured to be contacted with the driven wheel to generate friction after the driven wheel is driven by the power arm to be far away from the driving wheel.

In some embodiments, a hole is provided on a side of the driving wheel facing the driven wheel, the driven wheel is configured to move toward the driving wheel and is located in the hole, and an engagement portion which is in contact with an inner wall surface of the hole to generate friction is provided on an outer periphery of the driven wheel.

In some embodiments, the outer diameter of the driven wheel gradually increases along a direction away from the driving wheel, and the joint is arranged at a position of the driven wheel away from the driving wheel.

Based on the technical scheme, the invention has at least the following beneficial effects:

in some embodiments, the conveying device comprises a plurality of conveying components, a clutch component is arranged between two adjacent conveying components, the clutch component can realize the transmission of the two adjacent conveying components, and all conveying components can work simultaneously, or part of conveying components work, meanwhile, part of conveying components stop running, the problem of interval faults between multiple goods cache positions caused by the problems of integral motion inertia and the like of the conveying device is reduced, meanwhile, the load capacity of the conveying device during integral motion is reduced, and the abrasion to equipment and parts is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

fig. 1 is a schematic structural view of a conveying apparatus according to some embodiments of the present invention;

FIG. 2 is a schematic view of a clutch assembly according to some embodiments of the present invention;

FIG. 3 is a schematic diagram of a second perspective of a clutch assembly provided according to some embodiments of the present invention;

FIG. 4 is a schematic view of a driven wheel side of a clutch assembly provided in accordance with some embodiments of the present invention;

FIG. 5 is an exploded view of a driven wheel side of a clutch assembly provided in accordance with some embodiments of the present invention;

FIG. 6 is a schematic illustration of one side of a drive wheel of a clutch assembly according to some embodiments of the present invention;

fig. 7 is a schematic circuit control diagram of a clutch assembly according to some embodiments of the present invention.

The reference numbers in the drawings are as follows:

100-a transport assembly; 101-a first shaft; 102-a second axis; 103-a conveyor belt;

200-a clutch assembly;

300-power piece;

400-first round; 500-second round; 600-travel switch;

1-a first driving wheel; 2-a second driving wheel; 3-a third axis; 4-fourth axis;

a 5-engagement mechanism; 51-a driving wheel; 511-holes; 52-driven wheel; 53-a power arm; 54-shaft sleeve; 55-connecting piece; 551-first connector; 552-a second connector; 56-bearing; 57-brackets; 58-cushioning member; 59-cylinder;

6-a first support frame;

7-a second supporting frame.

It should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale. Further, the same or similar reference numerals denote the same or similar members.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative, and is in no way intended to limit the invention, its application, or uses. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.

The terms "first," "second," and the like, as used herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

In the present invention, when it is described that a specific device is located between a first device and a second device, an intervening device may or may not be present between the specific device and the first device or the second device. When it is described that a particular device is connected to other devices, the particular device may be directly connected to the other devices without intervening devices, or may be directly connected to the other devices without intervening devices.

All terms (including technical or scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

Fig. 1 is a schematic structural view of some embodiments of a conveying device according to the present invention. Referring to fig. 1, in some embodiments, the delivery device includes at least two delivery assemblies 100 and a clutch assembly 200.

Each of the at least two conveyor assemblies 100 includes a conveyor belt 103, and a first shaft 101 and a second shaft 102 that support and drive the conveyor belt 103. The first shaft 101 is a driving shaft, and the second shaft 102 is a driven shaft.

The clutch assembly 200 is disposed between adjacent two of the conveyor assemblies 100, and the clutch assembly 200 is configured to effect connection or disconnection of the second shaft 102 of the first conveyor assembly of the adjacent two conveyor assemblies 100 from the first shaft 101 of the second conveyor assembly.

The conveying device provided by the embodiment of the invention comprises a plurality of conveying assemblies 100, wherein a clutch assembly 200 is arranged between two adjacent conveying assemblies 100, the clutch assembly 200 can realize the transmission of the two adjacent conveying assemblies 100, and can realize the simultaneous operation of the plurality of conveying assemblies 100 or the operation of part of conveying assemblies 100, and meanwhile, the operation of part of conveying assemblies 100 is stopped; for example: to the goods on the conveying component 100 has arrived the station, this conveying component 100 no longer works, the precision of goods location on the single-section station can be higher, be difficult to cause the goods to move together and cause the too big undersize condition of interval etc. of interval, reduced because the problem of interval trouble between the many goods buffer memory positions that problem such as whole motion inertia brought, the location accuracy of whole multistation goods transportation has very big improvement, simultaneously also reduced the load capacity when conveyor acts as a whole, reduced the wearing and tearing that whole conveyor always loaded the operation and caused equipment and part more.

In some embodiments, the delivery device further comprises a power member 300, the power member 300 driving the first shaft 101 connected to the first delivery assembly.

The conveying device provided by the embodiment of the invention can realize the functions of starting and stopping conveying the plurality of conveying components 100 in a segmented manner through the clutch component 200 when the plurality of conveying components 100 convey a plurality of cargoes, and the conveying device can avoid frequent starting and stopping of the whole body and reduce damage and abrasion to equipment.

In some embodiments, power piece 300 includes a motor.

In some embodiments, the delivery device further comprises a first wheel 400 and a second wheel 500, the first wheel 400 being provided on the second shaft 102 of the first delivery assembly and the second wheel 500 being provided on the first shaft 101 of the second delivery assembly, the clutch assembly 200 being configured to effect connection or disconnection of the first wheel 400 and the second wheel 500.

After the goods on the most distal delivery assembly 100 from the power member 300 are in place, the corresponding clutch assembly 200 disconnects the first shaft 101 of the most distal delivery assembly 100 from the second shaft 102 of the adjacent delivery assembly 100, the most distal delivery assembly 100 stops working, and the other delivery assemblies 100 operate normally. Similarly, in each of the conveying assemblies 100 in the working state, the working is sequentially stopped in the order in which the conveying assembly 100 farthest from the power member 300 stops working, whereas in the order in which the conveying assembly 100 is sequentially started from the near to the far from the power member 300, the whole conveying device does not need to be started or stopped.

Referring to fig. 1, in some embodiments, the conveying apparatus further includes a plurality of travel switches 600, and each conveying assembly 100 is correspondingly provided with a travel switch 600.

The goods sequentially move in the direction approaching the power piece 300 to the direction separating from the power piece 300, and after the corresponding travel switch 600 of the conveying assembly 100 farthest from the power piece 300 detects that the goods are in place, the corresponding clutch assembly 200 disconnects the conveying assembly 100 at the farthest end from the adjacent conveying assemblies 100. According to the above-described process, among the remaining transport assemblies 100, each transport assembly 100 is sequentially stopped from the distance from the power member 300 to the distance from the power member 300.

Referring to fig. 2 and 3, in some embodiments, the clutch assembly 200 includes a third shaft 3, a fourth shaft 4, a first drive wheel 1, and a second drive wheel 2.

The first transmission wheel 1 is arranged at a first end of the third shaft 3, and the first transmission wheel 1 is connected to a second shaft 102 of the first conveying assembly. In some embodiments, the first drive wheel 1 is driven in cooperation with a first wheel 400 on the second shaft 102 of the first conveyor assembly by a belt.

The second transmission wheel 2 is arranged at the first end of the fourth shaft 4, and the second transmission wheel 2 is connected to the first shaft 101 of the second conveying assembly. In some embodiments, the second drive wheel 2 is driven in cooperation with a second wheel 500 on the first shaft 101 of the second conveyor assembly by a belt.

In some embodiments, the clutch assembly 200 further includes an engagement mechanism 5, the engagement mechanism 5 being configured to effect connection or disconnection of the second end of the third shaft 3 from the second end of the fourth shaft 4.

In some embodiments, the engagement mechanism 5 includes a drive wheel 51, a driven wheel 52, and a power arm 53.

The driving wheel 51 is arranged at the second end of the third shaft 3. The driven wheel 52 is provided at the second end of the fourth shaft 4. The power arm 53 is connected to the driven wheel 52, and the power arm 53 is configured to drive the driven wheel 52 to move toward the driving wheel 51 to cooperatively drive with the driving wheel 51, or drive the driven wheel 52 away from the driving wheel 51, and disconnect from the driving wheel 51.

Referring to fig. 4 and 5, in some embodiments, the engagement mechanism 5 further includes a sleeve 54, the sleeve 54 connecting the driven wheel 52 and the second end of the fourth shaft 4, an internal spline being provided in the sleeve 54, the internal spline being in mating connection with an external spline provided at the second end of the fourth shaft 4, and the power arm 53 being connected to the sleeve 54.

In some embodiments, the engagement mechanism 5 further includes a connector 55, a bearing 56, and a sleeve 54.

The connector 55 is provided on the power arm 53. The bearing 56 is provided to the connection member 55. A sleeve 54 connects the driven wheel 52 with the second end of the fourth shaft 4, the sleeve 54 being arranged through a bearing 56.

In some embodiments, the connector 55 includes a first connector 551 and a second connector 552, the first connector 551 being connected to the power arm 53. The first connecting piece 551 includes two sidewalls that set up relatively, and the second connecting piece 552 is located between two sidewalls, and the both sides of second connecting piece 552 are connected with the slot one-to-one on two sidewalls through the bolt respectively. The second connection member 552 is provided with a through hole accommodating the bearing 56. The second connection 552 is configured in a ring shape.

In some embodiments, the engagement mechanism 5 further includes a bracket 57, a sleeve 54, and a bumper 58.

A sleeve 54 connects the driven wheel 52 with the second end of the fourth shaft 4, the sleeve 54 passing through a bracket 57.

The buffer 58 is disposed on a side of the support 57 adjacent to the driven wheel 52, and the buffer 58 is configured to contact the driven wheel 52 to generate friction after the driven wheel 52 is driven away from the driving wheel 51 by the power arm 53.

A bracket 57 is located between the driven wheel 52 and the connecting member 55.

Referring to fig. 6, in some embodiments, a hole 511 is provided at a side of the driving wheel 51 facing the driven wheel 52, the driven wheel 52 is configured to move toward the driving wheel 51 and is located in the hole 511, and an engagement portion that contacts an inner wall surface of the hole 511 to generate friction is provided at an outer periphery of the driven wheel 52.

In some embodiments, the outer diameter of the driven wheel 52 increases gradually in a direction away from the driving wheel 51, and the joint is provided at a position of the driven wheel 52 away from the driving wheel 51.

In some embodiments, the engagement mechanism 5 further comprises a power provider connected to the power arm 53.

In some embodiments, the power supply includes a cylinder 59 or ram. Alternatively, a cylinder rod of the cylinder 59 is rotatably connected to the power arm 53.

Referring to fig. 6, in some embodiments, the clutch assembly 200 further includes a first set of support frames including at least two first support frames 6, the two first support frames 6 being spaced apart. The third shaft 3 sequentially passes through the two first supporting frames 6 and is supported by the two first supporting frames 6. Bearings are arranged at the matching positions of the third shaft 3 and the first supporting frame 6.

Referring to fig. 4, in some embodiments, the clutch assembly 200 further includes a second set of support frames including at least two second support frames 7, the two second support frames 7 being spaced apart. The fourth shaft 4 passes through the two second supporting frames 7 in turn, and is supported by the two second supporting frames 7. Bearings are arranged at the matching parts of the fourth shaft 4 and the second supporting frame 7.

Some specific embodiments of the delivery device are described in detail below in conjunction with fig. 1-7.

The conveying device comprises a plurality of conveying assemblies 100, a clutch assembly 200 is arranged between two adjacent conveying assemblies 100, a travel switch 600 is arranged at a position corresponding to goods in place of each conveying assembly 100, the travel switch 600 is triggered by the goods in place, and the travel switch 600 sends out a signal to control the action of the clutch assembly 200.

The clutch assembly 200 comprises a first transmission wheel 1, a second transmission wheel 2, a third shaft 3, a fourth shaft 4, an engagement mechanism 5, a first support frame 6 and a second support frame 7. The engagement mechanism 5 includes a driving wheel 51, a driven wheel 52, a power arm 53, a sleeve 54, a connecting member 55, a bearing 56, a bracket 57, a buffer member 58, and an air cylinder 59.

The power piece 300 drives the first shaft 101 connected with the first conveying assembly, the first shaft 101 is a driving shaft, the first shaft 101 and the second shaft 102 are connected through the conveying belt 103, and the first shaft 101 and the second shaft 102 support and drive the conveying belt 103 to run.

The second shaft 102 of the first conveying assembly is a driven shaft, the second shaft 102 is provided with a first wheel 400, the first wheel 400 is matched with a first driving wheel 1 on the clutch assembly 200 to transmit power, the first driving wheel 1 drives a third shaft 3 to rotate, the third shaft 3 drives a driving wheel 51 to rotate when rotating, under the condition that the clutch assembly 200 does not receive a separation signal, a driven wheel 52 is pressed and nested in the driving wheel 51 by a power arm 53, the driven wheel 52 is driven to rotate by friction force of two wheel bodies, and therefore the fourth shaft 4 and a second driving wheel 2 on the fourth shaft 4 are driven to rotate together, and the second driving wheel 2 is matched with a second wheel 500 on a first shaft 101 of the second conveying assembly to transmit power to the first shaft 101 of the second conveying assembly through a chain.

The clutch assembly 200 determines whether or not an operation is required by the detection signal of the travel switch 600. If the clutch assembly 200 receives the disengagement signal, the power arm 53 disengages the driven wheel 52 on the fourth shaft 4 from the driving wheel 51 on the third shaft 3, and the driven wheel 52 is pulled to the support 57 because of the inertial motion of the driven wheel 52 side, and the buffer piece 58 on the support 57 helps the driven wheel 52 to buffer and release the inertial motion, so that the motion is stopped quickly. The fourth shaft 4 side stops moving due to the loss of power transmitted from the driving wheel 51, and the corresponding transport assembly 100 stops operating.

The cylinder 59 is fixed by a base made of cast iron material, which is used for providing a fixed support for the whole cylinder clutch mechanism.

The cylinder 59 can be made of alloy materials of general cylinders, and when signals are received, a cylinder rod of the cylinder 59 acts in a set direction to drive the power arm 53 to move and keep acting force on the power arm 53.

The power arm 53 includes a movable joint and a movable joint button, and the movable joint button may be made of an alloy material and has a function of realizing a pressing and releasing action range for the power arm 53 when the air cylinder 59 is actuated or is finished.

The power arm 53 may be made of stainless steel material with higher hardness, and the power arm 53 is used for driving the connecting piece 55 and the driven wheel 52 to move towards the driving wheel 51 or away from the driving wheel 51 by providing power through the air cylinder 59, so as to connect or separate the moving part on the fourth shaft 4 and the moving part on the third shaft 3.

The connection member 55 includes a first connection member 551 and a second connection member 552. The second connection member 552 may be made of stainless steel material, and the second connection member 552 serves to connect the power arm 53 and the fourth shaft 4, and the second connection member 552 does not rotate with the fourth shaft 4 by the bearing 56.

The bearing 56 may be made of stainless steel material, and is used to be embedded in the second connecting piece 552, and the shaft body of the fourth shaft 4 is nested in the bearing 56, so that the fourth shaft 4 can rotate or stop in the bearing 56.

The bracket 57 may be formed of an alloy material and functions to provide support and securement to the entire brake cushioning mechanism. A bracket 57 is located between the driven wheel 52 and the connecting member 55.

Cushioning member 58 may be formed of a rubber material that is used to release the inertial motion imparted by driven wheel 52 to allow driven wheel 52 to quickly stop.

The driving wheel 51 may be made of an aluminum alloy material. The driving wheel 51 functions to transmit power to the driven wheel 52 by friction in the wheel body.

The surface of driven wheel 52 may be formed of a friction material. The friction material has good friction coefficient and wear resistance, and has certain heat resistance and mechanical strength. The outer surface of the driven pulley 52 generates a reaction force by friction with the driving pulley 51 to rotate the fourth shaft 4. The fourth shaft 4 comprises a bayonet core. The clamping-line shaft core can be made of alloy materials. The function of the clamping-pattern shaft core is to fixedly connect with the driven wheel 52 through clamping patterns.

The second driving wheel 2 can be made of 45# steel material, the second driving wheel 2 is connected with the fourth shaft 4 to drive the motion, and the motion force can be transmitted to the next conveying assembly 100 through a chain on the second driving wheel 2.

The fourth shaft 4 can be made of 45# steel material, the fourth shaft 4 is connected with the driven wheel 52 through a spline, and is connected with the second driving wheel 2 through a locking screw.

The driving wheel 51 may be made of 45# steel material, and the driving wheel 51 drives the connected third shaft 3 to move by the force transmitted by the previous conveying assembly 100.

The third shaft 3 may be made of 45# steel material, and the third shaft 3 is connected with the first driving wheel 1 through a locking screw, receives the rotating force transmitted by the first driving wheel 1, is connected with the driving wheel 51 through the locking screw, and transmits the rotating force to the driven wheel 52.

Referring to fig. 7, the operation of the clutch assembly 200 is controlled by an electrical circuit.

When the first cargo moves to the position of the travel switch 600 of the most distal conveying assembly 100, the in-place signal is triggered, the corresponding separation signal of the clutch assembly 200 is triggered, the first switch SQ1 is closed, the first electromagnetic valve YA1 starts to work, the air cylinder 59 of the clutch assembly 200 provides power to separate the driven wheel 52 from the driving wheel 51, the fourth shaft 4 loses the rotating force, and the most distal conveying assembly 100 stops acting.

Then, the second cargo is triggered to be in place by the most far-end conveying assembly 100 in the running state, the second switch SQ2 is closed, the second electromagnetic valve YA2 starts to work, the air cylinder 59 of the corresponding clutch assembly 200 supplies power to separate the driven wheel 52 from the driving wheel 51, the fourth shaft 4 loses the rotating force, and the conveying assembly 100 does not act.

According to the above process, after the separation signals are triggered by the four cargoes, the switches SQ1-4 are closed, the electromagnetic valves YA1-4 are all operated, at the moment, the buffer storage of the four buffer storage stations is completed, the whole operation signals are triggered, the switch SQ0 is opened, the electromagnetic valves YA1-4 stop working, the clutch assemblies 200 corresponding to the four conveying assemblies 100 are compressed again, the driven wheels are nested into the driving wheels, and at the moment, the four conveying assemblies 100 can move or stop at the same time.

Based on the embodiments of the invention described above, features of one embodiment may be beneficially incorporated in one or more other embodiments without explicit negation or conflict.

While certain specific embodiments of the invention have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be understood by those skilled in the art that the foregoing embodiments may be modified and equivalents substituted for elements thereof without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (10)

1. A conveying apparatus, comprising:

at least two conveying assemblies (100), each conveying assembly (100) comprises a conveying belt (103), and a first shaft (101) and a second shaft (102) which support and drive the conveying belt (103) to run; the first shaft (101) is a driving shaft, and the second shaft (102) is a driven shaft; and

and the clutch assembly (200) is arranged between two adjacent conveying assemblies (100), and the clutch assembly (200) is configured to connect or disconnect the second shaft (102) of the first conveying assembly of the two adjacent conveying assemblies (100) with the first shaft (101) of the second conveying assembly.

2. The delivery device of claim 1, further comprising a power member (300), the power member (300) drivingly connected to the first shaft (101) of the first delivery assembly.

3. The conveyor device according to claim 2, further comprising a first wheel (400) and a second wheel (500), the first wheel (400) being provided at the second shaft (102) of the first conveyor assembly, the second wheel (500) being provided at the first shaft (101) of the second conveyor assembly, the clutch assembly (200) being configured to effect connection or disconnection of the first wheel (400) and the second wheel (500).

4. The conveyor device according to claim 1, wherein the clutch assembly (200) comprises:

a third shaft (3);

the first transmission wheel (1) is arranged at the first end of the third shaft (3), and the first transmission wheel (1) is connected with a second shaft (102) of the first conveying assembly;

a fourth shaft (4);

the second driving wheel (2) is arranged at the first end of the fourth shaft (4), and the second driving wheel (2) is connected with the first shaft (101) of the second conveying assembly; and

-an engagement mechanism (5) configured to effect connection or disconnection of the second end of the third shaft (3) with the second end of the fourth shaft (4).

5. A delivery device according to claim 4, wherein the engagement means (5) comprise:

a driving wheel (51) arranged at the second end of the third shaft (3);

a driven wheel (52) provided at the second end of the fourth shaft (4); and

and the power arm (53) is connected with the driven wheel (52), and the power arm (53) is configured to drive the driven wheel (52) to move towards the driving wheel (51) so as to be in matched transmission with the driving wheel (51) or drive the driven wheel (52) to be away from the driving wheel (51) to disconnect the connection with the driving wheel (51).

6. The conveying device according to claim 5, wherein the engagement mechanism (5) further comprises a shaft sleeve (54), the shaft sleeve (54) is connected with the driven wheel (52) and the second end of the fourth shaft (4), an inner spline is arranged in the shaft sleeve (54), the inner spline is in fit connection with an outer spline arranged at the second end of the fourth shaft (4), and the power arm (53) is connected with the shaft sleeve (54).

7. The conveying device according to claim 5, wherein the engagement mechanism (5) further comprises:

a connecting member (55) provided to the power arm (53);

a bearing (56) provided on the connecting member (55); and

and the shaft sleeve (54) is connected with the driven wheel (52) and the second end of the fourth shaft (4), and the shaft sleeve (54) penetrates through the bearing (56).

8. The conveying device according to claim 5, wherein the engagement mechanism (5) further comprises:

a bracket (57);

-a sleeve (54) connecting the driven wheel (52) and the second end of the fourth shaft (4), the sleeve (54) passing through the support (57); and

and the buffer piece (58) is arranged on one side of the support (57) adjacent to the driven wheel (52), and the buffer piece (58) is configured to be contacted with the driven wheel (52) to generate friction after the driven wheel (52) is driven by the power arm (53) to be far away from the driving wheel (51).

9. A conveyor device according to claim 5, characterized in that the side of the driving wheel (51) facing the driven wheel (52) is provided with a hole (511), the driven wheel (52) is arranged to move towards the driving wheel (51) and is located in the hole (511), and the outer periphery of the driven wheel (52) is provided with a joint part which is in contact with the inner wall surface of the hole (511) to generate friction.

10. A conveyor device according to claim 9, wherein the outer diameter of the driven wheel (52) increases gradually in a direction away from the driving wheel (51), and the engagement portion is provided at a position of the driven wheel (52) away from the driving wheel (51).

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