CN214494590U - Sorting equipment - Google Patents

Abstract

The present disclosure provides a sorting device comprising: a circular ring track; the connecting plate is annular and is supported on the annular track, one or more sorting devices are fixed at the upper part of the connecting plate, and the sorting devices are used for sorting articles; the transmission mechanism is connected with the connecting plate; and the driving mechanism is connected with the transmission mechanism and drives the transmission mechanism to rotate so as to drive the connecting plate to walk on the circular ring track. This openly compares with oval-shaped letter sorting equipment in the correlation technique through the setting of ring track and the annular connecting plate of circle, has saved the straightway for the letter sorting equipment area of this disclosed embodiment reduces, improves the suitability in place. Because no straight line segment exists, the driving mode does not need to adopt a linear motor for driving, and the cost is greatly reduced.

Description

Sorting equipment

Technical Field

The utility model relates to a commodity circulation letter sorting technical field especially relates to a sorting equipment.

Background

With the rapid development of the logistics industry, the requirements on automation equipment are higher and higher. In the automatic system of modern logistics, the criss-cross belt sorting equipment is widely applied because of the high labor cost can be saved and the production efficiency of factories can be greatly improved.

In the related technology, the annular crossed belt sorting equipment is oval and comprises a straight line section and a circular arc section, and the occupied space is large. The driving mode mainly adopts a linear motor for driving, and the linear motor can only be arranged on a straight line section. The linear motor has high requirements on machining precision, high installation precision and higher purchasing cost and installation cost.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems existing in the prior art, the utility model provides a sorting device.

According to the sorting equipment that this disclosed embodiment provided, include: a circular ring track; the connecting plate is annular and is supported on the annular track, one or more sorting devices are fixed at the upper part of the connecting plate, and the sorting devices are used for sorting articles; the transmission mechanism is connected with the connecting plate; and the driving mechanism is connected with the transmission mechanism and drives the transmission mechanism to rotate so as to drive the connecting plate to walk on the circular ring track.

In one embodiment, the transmission mechanism comprises a circular friction belt fixed at the bottom of the connecting plate; the driving mechanism comprises a first motor assembly and a friction wheel, the friction wheel is abutted to the circular friction belt, a driving shaft of the first motor assembly is connected with the friction wheel to drive the friction wheel to rotate, and the friction belt is driven to rotate, so that the connecting plate can walk on the circular track.

In one embodiment, the driving mechanism further comprises at least one elastic component for adjusting the positive pressure when the friction wheel abuts against the circular friction belt.

In one embodiment, the resilient assembly comprises: the fixing plate is fixed on the circular ring track; the sliding plate is connected with the fixed plate in a sliding mode, and the first motor assembly is fixed on the sliding plate; the elastic piece, the flexible direction of elastic piece is towards the ring friction area, and one end connect in the fixed plate, the other end connect in the sliding plate.

In one embodiment, the sliding plate is located above the fixed plate, the friction wheel is located above the sliding plate, the motor of the first motor assembly is located below the fixed plate, the speed reducer of the first motor assembly is fixed to the sliding plate, an avoiding groove is formed in the fixed plate, an output shaft of the motor penetrates through the avoiding groove to be connected with a connecting end of the speed reducer, and a driving end of the speed reducer penetrates through the sliding plate to be connected with the friction wheel.

In one embodiment, the elastic assembly further comprises: the guide rail is fixed on the fixing plate, and the extending direction of the guide rail faces the circular friction belt; and the sliding block is fixed on the sliding plate and is in sliding connection with the guide rail.

In one embodiment, two elastic components are arranged and are respectively arranged on two sides of the friction wheel.

In one embodiment, the transmission mechanism comprises a gear ring fixed at the bottom of the connecting plate; the driving mechanism comprises a second motor component and a gear, the gear is meshed with the gear ring, a driving shaft of the second motor component is connected with the gear to drive the gear to rotate, and the gear ring is driven to rotate, so that the connecting plate can walk on the circular ring track.

In one embodiment, the transmission mechanism further comprises at least one sliding assembly disposed between the circular ring track and the connecting plate, the sliding assembly comprising: the sliding bracket is fixed at the lower part of the connecting plate; and the traveling wheel is arranged on the sliding support and travels on the circular ring track.

In one embodiment, the traveling wheels abut against the top surface of the circular ring track; the sliding assembly further comprises: and the guide wheel is arranged on the sliding support and abuts against the side surface of the circular ring track.

In one embodiment, the top surface of the circular track is provided with a circular wheel groove, and the travelling wheel is slidably arranged in the circular wheel groove.

In an embodiment, two circular tracks are provided, namely a first circular track and a second circular track, and the radius of the first circular track is larger than that of the second circular track; the two walking wheels are respectively arranged at two ends of the sliding support and respectively walk on the first circular ring track and the second circular ring track.

In one embodiment, two guide wheels are provided, namely a first guide wheel and a second guide wheel, wherein the first guide wheel is arranged on the inner side of the first circular track, and the second guide wheel is arranged on one side of the second circular track, which is close to the first circular track; or the first guide wheel is arranged on the outer side of the first circular ring track, and the second guide wheel is arranged on one side, far away from the first circular ring track, of the second circular ring track.

In one embodiment, the sliding assembly is provided in a plurality and is uniformly distributed along the circumferential direction of the annular connecting plate.

In one embodiment, the sorting devices are uniformly distributed along the circumference of the annular connecting plate.

In one embodiment, the two driving mechanisms are arranged in a manner of being opposite to each other in the radial direction of the circular ring track.

The letter sorting equipment that this disclosed embodiment provided, through the setting of ring track and the annular connecting plate of circle, compare with oval-shaped letter sorting equipment among the correlation technique, saved the straightway for this disclosed embodiment's letter sorting equipment area reduces, improves the suitability in place. Because no straight line segment exists, the driving mode does not need to adopt a linear motor for driving, and the cost is greatly reduced.

Drawings

The above and other objects, features and advantages of embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:

fig. 1 shows a schematic structural diagram of a sorting apparatus provided by an embodiment of the present invention;

fig. 2 shows a bottom view of a sorting apparatus provided by an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a part of the structure of the sorting equipment provided by the embodiment of the invention;

fig. 4 is a schematic structural diagram of a sliding assembly provided by an embodiment of the present invention;

fig. 5 is a schematic structural diagram illustrating another view of the sliding assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a driving mechanism provided in an embodiment of the present invention;

fig. 7 is a schematic structural diagram illustrating another view angle of the driving mechanism provided by the embodiment of the present invention;

fig. 8 is a schematic structural diagram illustrating a further view angle of the driving mechanism provided by the embodiment of the present invention;

in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.

Detailed Description

The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments. It should be understood that these embodiments are given solely for the purpose of enabling those skilled in the art to better understand and thereby implement the present invention, and are not intended to limit the scope of the invention in any way.

It should be noted that although the terms "first", "second", etc. are used herein to describe various modules, steps, data, etc. of embodiments of the present invention, the terms "first", "second", etc. are used merely to distinguish between various modules, steps, data, etc. and do not indicate a particular order or degree of importance. Indeed, the terms "first," "second," and the like are fully interchangeable.

It should be noted that although expressions such as "front", "back", "left", "right", "top", "bottom", "outside", "inside" and the like are used herein to describe different directions or sides and the like of embodiments of the present invention, expressions such as "front", "back", "left", "right", "top", "bottom", "outside", "inside" and the like are merely for distinguishing between different directions or sides, and do not denote a particular outside or inside. Indeed, the terms "front," "back," "left," "right," "top," "bottom," "outer," "inner," and the like may, in some instances, be used interchangeably at all.

In the related art, the sorting equipment comprises an oval track, a plurality of sorting trolleys arranged on the oval track and a linear motor for driving the sorting trolleys to walk on the oval track. A plurality of letter sorting dolly is connected through universal connector each other. The linear motor is arranged on the straight line section of the oval track and drives the sorting trolley to walk along the oval track.

The oval track of the sorting equipment has large occupied area due to the fact that the oval track comprises the straight line segment and the arc segment, cannot be used under the condition that the field space is limited, and is poor in applicability. The linear motor driven sorting trolley arranged on the linear section rotates, and the purchasing cost and the installation cost are also high due to the fact that the requirements on the machining precision and the installation precision of the linear motor are high.

In view of the above problems, as shown in fig. 1 to 3, the utility model provides a sorting apparatus 100 is overall in the shape of a ring, does not need linear motor to drive, reduces floor area, and can also reduce the cost.

The utility model discloses letter sorting equipment 100 is used for treating the article of letter sorting and carries and the letter sorting. The sorting apparatus 100 includes a circular track 10, a connecting plate 20, a sorting device 30, a transmission mechanism 40, and a driving mechanism 50.

The circular rail 10 may be fixed to a frame body for supporting the sorting apparatus 30. The circular ring track 10 may be a closed loop track, comprising a first circular ring track 11 and a second circular ring track 12, wherein the first circular ring track 11 and the second circular ring track 12 are concentric and have different diameters. The bearing width of the sorting device 30 can be adapted to the articles to be sorted by adjusting the distance between the first circular track 11 and the second circular track 12. Material receiving devices may be provided on both sides of the circular track 10 for receiving and receiving sorted articles. The material receiving device can be a container, such as a box body, a box or a containing bag made of metal or non-metal materials.

The connection plate 20 is annular and is supported by the annular rail 10. The annular webs 20 may be closed, i.e., joined end to end. The center of the circular ring of the connecting plate 20 may coincide with the center of the circular ring track 10. One or more sorting devices 30 are fixed to the upper portion of the connecting plate 20, and the sorting devices 30 are used for conveying articles to be sorted. The connecting plate 20 can travel along the path of the circular track 10, so as to rotate the plurality of sorting devices 30 fixed thereon relative to the circular track 10.

The sorting device 30 may be provided with one or more. A plurality of sorting devices 30 may be arranged uniformly along the circumference of the annular connecting plate 20. Each sorting device 30 may comprise a first feeder port and a second feeder port, wherein the line connecting the first feeder port and the second feeder port is in the radial direction of the circular track 10. The first feeding port is located at one side of the circular track 10 and corresponds to the material receiving device at one side. The second feeding port is located on the other side of the circular track 10 and corresponds to the material receiving device on the other side. It will be appreciated that each sorting device 30 may also be provided with only one feeder, which may be located inside or outside the circular track. The inner side is one side of the circular ring track close to the circle center, and the outer side is one side of the circular ring track far away from the circle center. The sorting device 30 includes a conveying assembly, which may be any one of a conveying belt, a conveying roller, a tipping tray, and a tipping bucket, for throwing the articles to be sorted into the corresponding material receiving device via the material inlet.

The transmission mechanism 40 is connected with the connecting plate 20 and is used for driving the connecting plate 20 to travel on the circular track 10. At least one driving mechanism 50 is connected with the transmission mechanism 40 to drive the transmission mechanism to rotate, so as to drive the connecting plate 20 to travel on the circular track 10.

The sorting equipment 100 of the embodiment of the disclosure, during the use, actuating mechanism 50 drive mechanism 40 rotates, and drive mechanism 40 drives to be the walking of annular connecting plate 20 on ring track 10 to make a plurality of sorting devices 30 follow connecting plate 20 and rotate for ring track 10, the article of waiting to sort that bears on sorting device 30 follows sorting device 30 and rotates, and when the article of waiting to sort reachd the assigned position along with sorting device 30's rotation, sorting device 30 will wait that the article of sorting puts in.

The sorting equipment 100 of the embodiment of the disclosure, through the arrangement of the circular ring track 10 and the circular ring-shaped connecting plate 20, compared with the elliptical sorting equipment in the related art, omits a straight line segment, reduces the occupied area of the sorting equipment 100 of the embodiment of the disclosure, and improves the applicability to the field. Because no straight line segment exists, the driving mode does not need to adopt a linear motor for driving, and the cost is greatly reduced. In addition, the sorting equipment 100 of the embodiment of the disclosure has a simple structure, is easy to install and maintain, can adopt a general common motor, and reduces the cost.

In an embodiment of the present disclosure, two driving mechanisms 50 may be provided, and are disposed opposite to each other in the radial direction of the circular ring track 10. The two driving mechanisms 50 can synchronously drive the transmission mechanism 40 to rotate by receiving the synchronous signal so as to improve the driving force. But not limited thereto, in some embodiments, the driving mechanism 50 may be provided in one or more cases to satisfy the driving force required when the connecting plate 20 and the sorting device 30 rotate relative to the circular track 10. The plurality of driving mechanisms 50 may increase the driving force of the sorting apparatus 100.

In one disclosed embodiment, as shown in fig. 2, 3 and 6, the transmission mechanism 40 includes an annular friction band 41 fixed to the bottom of the connecting plate 20. The circular friction belt 41 may be closed, and the center of the circular friction belt may coincide with the center of the circular connecting plate 20. In one example, the circular friction band 41 may be a square steel band having an upper face, a lower face, and two side faces. The circular friction band 41 may be fixed to the bottom of the connection plate 20 by bolts. In an example, the circular friction band 41 may be located between the first circular track 11 and the second circular track 12. In this way, the occupation of space can be reduced, making the structure of the sorting apparatus 100 more compact.

The driving mechanism 50 includes a first motor assembly 52 and a friction wheel 51. The first motor assembly 52 may be fixed to the circular ring rail 10, or to a frame supporting the circular ring rail 10, or directly fixed to the ground. The friction wheel 51 is in contact with the endless friction belt 41 as a driving wheel. Illustratively, the friction wheel 51 may abut against a side or bottom surface of the circular friction belt 41. The magnitude of the frictional force between the friction wheel 51 and the friction belt 41 can be calculated based on the magnitude of the driving force required when the link plate 20 travels on the circular rail 10. The positive pressure required when the friction wheel 51 is pressed against the circular friction belt 41 is calculated according to the magnitude of the friction force. The material of the friction wheel 51 may be nylon or carbon steel having a certain friction coefficient.

When the friction wheel 51 is installed, a certain positive pressure is required to be exerted on the friction belt 41, so that a certain pretightening force is formed between the friction wheel 51 and the friction belt 41, a certain friction force is kept between the friction wheel 51 and the friction belt 41, and the reliability of transmission is ensured.

The driving shaft of the first motor assembly 52 is connected to the friction wheel 51, and drives the friction wheel 51 to rotate, so as to drive the friction belt 41 to rotate, so that the connecting plate 20 runs on the circular track 10. Illustratively, the first motor assembly 52 may include a first motor and a reducer, with the friction wheel 51 mounted on an output shaft of the reducer.

In the sorting apparatus 100 according to the embodiment of the present disclosure, since the friction wheel 51 abuts against the friction belt 41, the friction wheel and the friction belt have a certain pretightening force therebetween. In operation, the first motor assembly 52 drives the friction wheel 51 to rotate, and a friction force is generated between the friction wheel and the friction wheel. Under the effect of friction force, friction band 41 rotates and drives connecting plate 20 to follow friction band 41 and rotate, walks along circular track 10 promptly for a plurality of sorting devices 30 on the connecting plate 20 rotate along with connecting plate 20, and the article of waiting to sort that bears on sorting device 30 rotates along with sorting device 30, and when the article of waiting to sort reachd the assigned position along with sorting device 30's rotation, sorting device 30 will wait that the article of sorting is put in.

The sorting equipment 100 of the embodiment of the disclosure drives the connecting plate 20 to run on the circular track 10 in a friction transmission mode of the friction wheel 51 and the friction belt 41, has a simple structure, is easy to install and maintain, can adopt a general common motor, and reduces the cost.

In an embodiment of the present disclosure, as shown in fig. 3, 6 to 8, the driving mechanism further includes at least one elastic component 53 for adjusting a positive pressure when the friction wheel 51 abuts against the circular friction belt 41.

The elastic member 53 includes a fixed plate 531, a sliding plate 532, and an elastic member 533. The fixing plate 531 is fixed to the circular track 10. For example, the fixing plate 531 may be fixed to a mounting plate at the bottom of the circular ring rail 10. The sliding plate 532 is slidably coupled to the fixed plate 531, and the first motor assembly 52 is fixed to the sliding plate 532. Illustratively, as shown in fig. 7, the sliding plate 532 is positioned above the fixed plate 531. The friction wheel 51 is located above the sliding plate 532. The motor of the first motor assembly 52 is located below the fixing plate 531. The speed reducer of the first motor assembly 52 is fixed to the sliding plate 532, an avoiding groove is formed in the fixed plate 531, the output shaft of the motor passes through the avoiding groove to be connected with the connecting end of the speed reducer, and the driving end of the speed reducer passes through the sliding plate 532 to be connected with the friction wheel 51.

The elastic member 533 extends and contracts toward the circular friction belt 41, and has one end connected to the fixed plate 531 and the other end connected to the sliding plate 532. For example, the elastic member 533 may be a spring, and a fixing block 534 may be disposed on the fixing plate 531, fixing one end of the spring. A stopper 535 may be provided on the sliding plate 532 to fix the other end of the spring.

The sorting apparatus 100 of the embodiment of the present disclosure adjusts the elastic force of the elastic member 533 by adjusting the compression length of the elastic member 533. In an initial state, the elastic member 533 is compressed to have a certain elastic force, and under the elastic force of the elastic member 533, a certain pre-tightening force is provided between the friction wheel 51 and the circular friction belt 41, so that when the friction wheel 51 abuts against the circular friction belt 41, a certain positive pressure is provided, that is, a force toward the circular friction belt 41, and a friction force generated when the friction wheel 51 and the circular friction belt 41 are driven is adapted to a driving force required by the rotation of the connecting plate 20 and the sorting device 30. Thus, the friction wheel 51 and the circular friction belt 41 are kept in contact with each other in real time, and the reliability of the driving process is improved. And the friction wheel 51, the motor assembly 52 and the elastic assembly 53 can be modularized as a whole, so that the installation or the maintenance and replacement of subsequent maintenance personnel are facilitated, and the sorting efficiency of the sorting equipment 100 can be improved.

In an embodiment of the present disclosure, the elastic assembly 53 may further include a guide rail 536 and a slider 537. The guide rail 536 is fixed to the fixing plate 531, and the guide rail 536 extends toward the circular friction belt 41. Illustratively, the guide rail 536 may extend in a radial direction of the circular friction band 41. The slider 537 is fixed to the sliding plate 532 and is slidably connected to the guide rail 536.

The guide rail 536 and the slider 537 are provided to guide the elastic member 533 to extend and contract, so that the positive pressure of the friction wheel 51 on the circular friction belt 41 can be always directed to the circular friction belt 41. Meanwhile, in the process that the friction wheel 51 drives the circular friction belt 41, the shaking of the friction wheel 51 is reduced, the damage to parts caused by the shaking vibration is avoided, the transportation stability of the sorting equipment 100 is improved, and meanwhile, the reliability of a driving mechanism is also improved.

In an embodiment of the present disclosure, the elastic members 53 may be provided in two, respectively disposed at both sides of the friction wheel 51. The elastic components 53 on the two sides can improve the positive pressure of the friction wheel 51 on the circular friction belt 41, so that the friction force during transmission between the friction wheel 51 and the circular friction belt 41 is improved, and the transmission is more reliable.

In other embodiments of the present disclosure, the drive mechanism 40 includes a ring gear (not shown) secured to the bottom of the connecting plate 20. The gear ring can be an inner gear ring or an outer gear ring. The driving mechanism 50 includes a second motor assembly and a gear, the gear is engaged with the gear ring, a driving shaft of the second motor assembly is connected with the gear, and the driving gear rotates to drive the gear ring to rotate, so that the connecting plate can walk on the circular track.

During operation, second motor element drive gear rotates, and the gear drives the ring gear and rotates, and connecting plate 20 follows the ring gear and rotates, walks along ring track 10 promptly for a plurality of sorting devices 30 on the connecting plate 20 follow the connecting plate 20 and rotate, bear the weight of and follow sorting device 30 and rotate in the article of treating the letter sorting on sorting device 30, and when the article of treating the letter sorting reachd the assigned position along with sorting device 30's rotation, sorting device 30 will treat that the article of letter sorting puts in.

The sorting equipment 100 of the embodiment of the disclosure drives the connecting plate 20 to walk on the circular ring track 10 in a gear transmission mode through the matching of the gear ring and the gear ring, has a simple structure, is easy to install and maintain, can adopt a general common motor, and reduces the cost.

In some embodiments, as shown in fig. 3-5, the transmission mechanism 40 further includes at least one sliding assembly 42 disposed between the circular track 10 and the connecting plate 20. The sliding assembly 42 includes a sliding bracket 421, a walking wheel 422 and a guide wheel 423. The sliding bracket 421 is fixed to a lower portion of the connection plate 20. The traveling wheels 422 are disposed on the sliding support 421 and travel on the circular track 10.

Illustratively, the sliding bracket 421 is fixed to a lower portion of the connection plate 20 by bolts. The road wheel 422 can abut against the top surface of the circular track 10. The sliding assembly 42 may further include a guide wheel 423, and the guide wheel 423 is disposed on the sliding support 421 and can abut against an inner side surface or an outer side surface of the circular track 10. Making the web 20 smoother during the process.

Two circular tracks 10 may be provided, namely a first circular track 11 and a second circular track 12, and the radius of the first circular track 11 is greater than that of the second circular track 12. Two ends of the sliding support 421 are respectively fixed with a walking wheel 422, and the two walking wheels 422 respectively support against the top surface of the first circular track 11 and the top surface of the second circular track 12.

In one example, the guide wheels 423 are provided with two, respectively, a first guide wheel and a second guide wheel, wherein the first guide wheel is arranged at the inner side of the first circular track 11, i.e. at the side close to the center of the circle. The second guide wheel is arranged on one side of the second circular ring track 12 close to the first circular ring track 11. That is, two guide wheels are located between the first circular track 11 and the second circular track 12.

For example, one guide wheel 423 of the two guide wheels 423 abuts against the inner side surface of the first circular track 11, and the other guide wheel 423 abuts against the side surface of the second circular track 12 close to the first circular track 11. That is, the guide wheels 423 may be respectively disposed at positions of the sliding support 421 adjacent to the traveling wheels 422, and the two guide wheels 423 are located between opposite sides of the first circular track 11 and the second circular track 12. However, the present invention is not limited to this, and one of the two guide wheels may abut against an inner side wall of one circular track.

But is not limited thereto, and in another example, the first guide wheel is disposed at an outer side of the first circular track 11, i.e., a side far from the center of the circle, and the second guide wheel is disposed at a side of the second circular track 12 far from the first circular track 11. I.e. the first circular track 11 and the second circular track 12 are located between the two guide wheels.

For example, one guide wheel 423 of the two guide wheels 423 abuts against the outer side surface of the first circular track 11, and the other guide wheel 423 abuts against the side surface of the second circular track 12 away from the first circular track 11. At this time, the first circular track 11 and the second circular track 12 are located between the two guide wheels 423. However, the present invention is not limited to this, and one of the two guide wheels may abut against an outer side wall of one of the two circular rails.

In operation, the driving mechanism 50 drives the transmission mechanism 40 to drive the connecting plate 20 to rotate, the traveling wheels 422 connected to the sliding support 421 keep in contact and slide on the circular track 10, and simultaneously, the two guide wheels 423 keep in contact and slide on the opposite sides of the first circular track 11 and the second circular track 12, respectively. Due to the arrangement of the guide wheels 423, the radial displacement of the connecting plate 20 in the circular track 10 is limited, so that the connecting plate 20 is more stable in the walking process, the positioning precision of the connecting plate 20 in the walking process can be improved, the vibration is reduced, the damage to parts is avoided, and the conveying and sorting efficiency is improved.

The letter sorting equipment 100 of this disclosed embodiment, connecting plate 20 walks on circular track 10 through walking wheel 422, and it is spacing to carry out the walking in-process to connecting plate 20 through leading wheel 423 for connecting plate 20 is more steady carrying out the in-process, reduces vibrations, avoids spare part to damage, improves and carries and letter sorting efficiency. In addition, the sliding assembly 42 can be an independent module, which facilitates installation and subsequent maintenance and replacement, thereby improving the sorting efficiency of the sorting apparatus 100.

But not limited thereto, in one embodiment, the top surface of the circular track 10 is provided with a circular wheel groove, and the traveling wheels 422 are slidably disposed in the circular wheel groove. For example, first ring track 11 and second ring track 12 top surface can also be provided with the ring race respectively, and the walking wheel 422 at sliding support 421 both ends can imbed the race, slides in the ring race, and can carry out spacingly to walking wheel 422 through the ring race, can save spacing round, saves the cost.

In an embodiment, the sliding assembly 42 may be provided in plurality, and the plurality of sliding assemblies 42 are uniformly arranged along the circumferential direction of the annular connecting plate 20. The sliding assemblies 42 can improve the supporting capacity for the connecting plate 20, improve the walking stability of the connecting plate 20 on the circular track 10, reduce vibration, avoid damage of parts and improve conveying and sorting efficiency.

The foregoing description of the implementation of the invention has been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the invention to the precise form disclosed, and modifications and variations are possible in light of the above teachings or may be acquired from practice of the invention. The embodiments were chosen and described in order to explain the principles of the invention and its practical application to enable one skilled in the art to utilize the invention in various embodiments and with various modifications as are suited to the particular use contemplated.

Claims (16)

1. A sorting device, comprising:

a circular ring track;

the connecting plate is annular and is supported on the annular track, one or more sorting devices are fixed at the upper part of the connecting plate, and the sorting devices are used for sorting articles;

the transmission mechanism is connected with the connecting plate;

and the driving mechanism is connected with the transmission mechanism and drives the transmission mechanism to rotate so as to drive the connecting plate to walk on the circular ring track.

2. Sorting apparatus according to claim 1,

the transmission mechanism comprises a circular friction belt fixed at the bottom of the connecting plate;

the driving mechanism comprises a first motor assembly and a friction wheel, the friction wheel is abutted to the circular friction belt, a driving shaft of the first motor assembly is connected with the friction wheel to drive the friction wheel to rotate, and the friction belt is driven to rotate, so that the connecting plate can walk on the circular track.

3. Sorting apparatus according to claim 2,

the driving mechanism further comprises at least one elastic component used for adjusting positive pressure when the friction wheel abuts against the circular friction belt.

4. A sorting apparatus according to claim 3, wherein the resilient assembly comprises:

the fixing plate is fixed on the circular ring track;

the sliding plate is connected with the fixed plate in a sliding mode, and the first motor assembly is fixed on the sliding plate;

the elastic piece, the flexible direction of elastic piece is towards the ring friction area, and one end connect in the fixed plate, the other end connect in the sliding plate.

5. Sorting apparatus according to claim 4,

the sliding plate is positioned above the fixed plate, the friction wheel is positioned above the sliding plate, the motor of the first motor component is positioned below the fixed plate, the speed reducer of the first motor component is fixed on the sliding plate,

an avoiding groove is formed in the fixed plate, an output shaft of the motor penetrates through the avoiding groove to be connected with the connecting end of the speed reducer, and a driving end of the speed reducer penetrates through the sliding plate to be connected with the friction wheel.

6. Sorting apparatus according to claim 4,

the elastic assembly further comprises:

the guide rail is fixed on the fixing plate, and the extending direction of the guide rail faces the circular friction belt;

and the sliding block is fixed on the sliding plate and is in sliding connection with the guide rail.

7. Sorting apparatus according to claim 3,

the elastic components are arranged in two numbers and are respectively arranged on two sides of the friction wheel.

8. Sorting apparatus according to claim 1,

the transmission mechanism comprises a gear ring fixed at the bottom of the connecting plate;

the driving mechanism comprises a second motor component and a gear, the gear is meshed with the gear ring, a driving shaft of the second motor component is connected with the gear to drive the gear to rotate, and the gear ring is driven to rotate, so that the connecting plate can walk on the circular ring track.

9. Sorting apparatus according to any one of claims 1 to 8,

the drive mechanism further comprises at least one sliding assembly disposed between the circular ring track and the connecting plate, the sliding assembly comprising:

the sliding bracket is fixed at the lower part of the connecting plate;

and the traveling wheel is arranged on the sliding support and travels on the circular ring track.

10. Sorting apparatus according to claim 9,

the traveling wheels are abutted against the top surface of the circular ring track;

the sliding assembly further comprises:

and the guide wheel is arranged on the sliding support and can be abutted against the inner side surface or the outer side surface of the circular ring track.

11. Sorting apparatus according to claim 10, wherein,

the top surface of the circular track is provided with a circular wheel groove,

the traveling wheels are arranged in the circular wheel grooves in a sliding mode.

12. Sorting apparatus according to claim 10, wherein,

the two circular ring tracks are respectively a first circular ring track and a second circular ring track, and the radius of the first circular ring track is larger than that of the second circular ring track;

the two walking wheels are respectively arranged at two ends of the sliding support and respectively walk on the first circular ring track and the second circular ring track.

13. Sorting apparatus according to claim 12,

the two guide wheels are respectively a first guide wheel and a second guide wheel,

the first guide wheel is arranged on the inner side of the first circular ring track, and the second guide wheel is arranged on one side, close to the first circular ring track, of the second circular ring track; alternatively, the first and second electrodes may be,

the first guide wheel is arranged on the outer side of the first circular ring track, and the second guide wheel is arranged on one side, far away from the first circular ring track, of the second circular ring track.

14. Sorting apparatus according to claim 9,

the sliding assemblies are arranged in a plurality of numbers and are uniformly distributed along the circumferential direction of the annular connecting plate.

15. Sorting apparatus according to any one of claims 1 to 8,

the sorting devices are uniformly distributed along the circumferential direction of the annular connecting plate.

16. Sorting apparatus according to any one of claims 1 to 8,

the two driving mechanisms are arranged and are oppositely arranged in the radial direction of the circular ring track.

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