CN219009151U

CN219009151U - Balance wheel equipment and logistics sorting and conveying system

Info

Publication number: CN219009151U
Application number: CN202223346468.5U
Authority: CN
Inventors: 张大伟; 汪钊; 杨国泰; 张亚方
Original assignee: Beijing Jingdong Qianshi Technology Co Ltd
Current assignee: Beijing Jingdong Qianshi Technology Co Ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-12
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to the technical field of logistics conveying, in particular to balance wheel equipment and a logistics sorting conveying system, wherein the balance wheel equipment comprises a rack, a plurality of driving shafts, a plurality of groups of balance wheel units and a servo electric cylinder, and the driving shafts can rotate around the axes of the driving shafts under the driving of a driving assembly; the balance wheel units are in one-to-one correspondence with the driving shafts, each balance wheel unit comprises a balance wheel support, a balance wheel, a balance shaft and a swing pushing plate, the balance wheel supports are in rotary connection with the machine frame through rotary supporting pieces, the balance wheels are in rotary connection with the balance wheel supports, the driving shafts can drive the balance wheels to rotate around the axes of the driving shafts through driving pieces, the balance shafts are fixedly arranged on the balance wheel supports, and the balance shafts are fixedly connected with the swing pushing plates; the servo electric cylinder is used for driving the swing push plate to move so as to drive the balance wheel bracket and the balance wheel to swing around the axis of the rotation supporting piece. According to the utility model, the swing angle of the balance wheel is controlled through the servo electric cylinder, so that the control precision is high, the control is quicker, and the sorting and conveying efficiency is improved.

Description

Balance wheel equipment and logistics sorting and conveying system

Technical Field

The utility model relates to the technical field of logistics conveying, in particular to balance wheel equipment and a logistics sorting and conveying system.

Background

In recent years, rapid development of express delivery and electronic commerce accelerates the arrival of unmanned and automatic logistics industry. Logistics sorting and conveying systems are widely used because they enable packages to be sorted to be quickly transported and sorted. The commodity circulation letter sorting conveying system generally comprises entry roller transfer chain, sweep yard station, main roller transfer chain, reposition of redundant personnel roller transfer chain and balance equipment etc. wherein, balance equipment is generally transported article through the balance rotation to transport article to different directions through the whole steering of balance, can make article on the main roller transfer chain carry to reposition of redundant personnel roller transfer chain through balance equipment promptly.

In the prior art, a balance wheel device is provided, a cylinder is adopted to drive a rack to move back and forth, then the rack is meshed with a gear sleeved on a balance wheel to drive the gear to rotate, and the balance wheel rotates along with the gear, so that the rotation reversing of the balance wheel is realized. The defects of the prior art are that the control precision of the rotation angle of the balance wheel is lower, and the sorting efficiency is reduced.

Therefore, a balance wheel device and a logistics sorting and conveying system are needed and the technical problems are solved.

Disclosure of Invention

The utility model aims to provide balance wheel equipment and a logistics sorting and conveying system, which have the advantages of high control precision, quicker control and improvement of sorting and conveying efficiency.

To achieve the purpose, the utility model adopts the following technical scheme:

a balance wheel apparatus comprising:

a frame;

the driving shafts are rotationally connected with the rack, are parallel to the first direction and are distributed at intervals, and can rotate around the axis of the driving shafts under the driving of the driving assembly;

the balance wheel units are in one-to-one correspondence with the driving shafts, each balance wheel unit comprises a balance wheel bracket, a balance wheel and a balance shaft, the balance wheel brackets are in rotary connection with the machine frame through rotary supporting pieces, the balance wheels are in rotary connection with the balance wheel brackets, the driving shafts can drive the balance wheels to rotate around the axes of the driving shafts through transmission pieces, and the balance shafts are fixedly arranged on the balance wheel brackets;

the swinging pushing plate is fixedly connected with the swinging shaft;

the servo electric cylinder is arranged on the frame and used for driving the swing push plate to move along the first direction so as to drive the balance wheel bracket and the balance wheel to swing around the axis of the rotating support piece, and the axis of the rotating support piece is perpendicular to the axis of the balance wheel.

As an alternative technical scheme of the balance wheel equipment, the rotary supporting piece is a bearing with a seat, the bearing with a seat is arranged on the stand, a connecting shaft part is arranged on the balance wheel support, and the connecting shaft part is connected with an inner ring of the bearing with a seat.

As an alternative solution of the balance wheel device, the transmission member is a first transmission belt, and the first transmission belt is wound around the driving shaft and the balance wheel.

As the optional technical scheme of balance wheel equipment, swing push pedal is located the drive shaft with between the balance wheel, be provided with a plurality of bars on the swing push pedal and dodge the hole, the bar is dodged the hole and is followed first direction extension, and a plurality of the bar is dodged the hole and is followed the second direction interval setting, first drive belt runs through the bar is dodged the hole will the balance wheel with the drive shaft transmission is connected, the second direction perpendicular to first direction.

As an alternative technical scheme of the balance wheel equipment, the driving assembly comprises a gear motor and a transmission assembly, and the gear motor drives a plurality of driving shafts to rotate through the transmission assembly.

As an alternative technical scheme of the balance wheel equipment, the transmission assembly comprises a transmission wheel, a second transmission belt and a plurality of third transmission belts, wherein the transmission wheel is arranged on the output shaft of the speed reduction motor and a plurality of driving shafts, the transmission wheel on the output shaft of the speed reduction motor is in transmission connection with the transmission wheel on any one driving shaft of the plurality of driving shafts through the second transmission belt, and the transmission wheels on any two adjacent driving shafts of the plurality of driving shafts are in transmission connection through the third transmission belts.

As an alternative technical scheme of the balance wheel equipment, the second driving belt and the third driving belt are synchronous belts, and the driving wheel is a driving gear.

As an alternative technical scheme of the balance wheel equipment, the balance wheel equipment further comprises two transition rollers, the two transition rollers are respectively arranged on two sides of the driving shafts along the first direction, and the transition rollers are in transmission connection with the adjacent driving shafts through fourth driving belts.

As an alternative technical scheme of the balance wheel device, the transition roller is in transmission connection with the adjacent driving shafts through two fourth transmission belts which are distributed at intervals.

A logistics sorting conveyor system comprising a balance wheel apparatus as claimed in any one of the preceding claims.

The utility model has the beneficial effects that:

the balance wheel equipment provided by the utility model adopts the servo electric cylinder to drive the swing push plate to move, and then the swing push plate drives the balance wheel bracket and the balance wheel to swing around the rotating support piece through the swing shaft, and the swing angle of the balance wheel is determined by the telescopic length of the servo electric cylinder, namely, the balance wheel equipment controls the swing angle of the balance wheel through the servo electric cylinder, so that the control precision is high, the control is faster, and the sorting and conveying efficiency is improved.

Drawings

FIG. 1 is a schematic view of a balance device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a balance device according to an embodiment of the present utility model from a first perspective with a frame removed;

FIG. 3 is a schematic view of a balance device according to an embodiment of the present utility model from a second perspective with the frame removed;

fig. 4 is a side view of fig. 2 and 3;

fig. 5 is a schematic view of the structure of a balance wheel unit according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the balance device of the present utility model with the wobble plate and balance unit removed;

FIG. 7 is a schematic view of the structure of a drive shaft according to an embodiment of the present utility model;

FIG. 8 is a schematic view of the structure of an oscillating push plate according to an embodiment of the present utility model;

FIG. 9 is a schematic view of a balance device provided in an embodiment of the present utility model with the balance unit removed;

FIG. 10 is a schematic view of the construction of a transition roll according to an embodiment of the present utility model;

fig. 11 is a schematic structural view of a logistics sorting and conveying system according to an embodiment of the present utility model.

In the figure:

1. balance wheel equipment; 2. an inlet roller conveyor line; 3. a code scanning station; 4. a main roller conveyor line; 5. a diverting roller conveyor line;

10. a frame; 11. a mounting rod; 111. a bearing with a seat; 20. a drive shaft; 21. a first drive wheel; 22. a second drive wheel; 31. a speed reducing motor; 32. a driving wheel; 33. a second belt; 34. a third belt; 40. a balance wheel unit; 41. a balance wheel bracket; 411. a connecting shaft portion; 412. a first connection hole; 42. a balance wheel; 43. a swing shaft; 50. a first belt; 60. swinging the push plate; 61. a second connection hole; 62. a strip-shaped avoidance hole; 70. a servo electric cylinder; 71. a connecting rod; 80. a transition roller; 90. and a fourth driving belt.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1 to 10, an embodiment of the present utility model provides a balance wheel apparatus including a frame 10, a plurality of driving shafts 20, a plurality of sets of balance wheel units 40, a swing push plate 60, and a servo cylinder 70. Referring to fig. 1 to 3, the plurality of driving shafts 20 are rotatably connected to the frame 10, the plurality of driving shafts 20 are arranged in parallel and at intervals along the first direction, and the plurality of driving shafts 20 can rotate around their own axes under the driving of the driving assembly.

Multiple sets of balance units 40 are in one-to-one correspondence with multiple drive shafts 20, as shown in fig. 4, i.e., each drive shaft 20 correspondingly drives a set of balance units 40. Then referring to fig. 5, balance unit 40 includes balance bracket 41, balance 42 and balance shaft 43, balance bracket 41 and frame 10 are rotatably connected by a rotation support member, in this embodiment, the rotation support member for realizing the rotation connection of balance bracket 41 and frame 10 is a seated bearing 111, seated bearing 111 is provided on frame 10, balance bracket 41 is provided with a connection shaft portion 411, and connection shaft portion 411 is connected with the inner ring of seated bearing 111. Preferably, as shown in fig. 6, the frame 10 has a plurality of mounting bars 11 spaced apart along the first direction, and the plurality of mounting bars 11 are in one-to-one correspondence with the plurality of groups of balance units 40, that is, one mounting bar 11 is used for mounting one group of balance units 40, and the bearing 111 with a seat is fixedly disposed on the mounting bar 11.

With continued reference to fig. 5, balance 42 is rotatably coupled to balance bracket 41, and drive shaft 20 is capable of driving balance 42 to rotate about its own axis via a transmission. Specifically, the drive shaft is drivingly connected to balance 42 by a first drive belt 50. In this embodiment, referring to fig. 7 and referring to fig. 2 to 5, the driving shaft 20 is fixedly provided with a first driving wheel 21 for connecting with the first driving belt 50, and the outer peripheral surface of the first driving wheel 21 and the outer peripheral surface of the balance wheel 42 are provided with limiting grooves for limiting the first driving belt 50, so as to avoid displacement of the first driving belt 50 and ensure the driving efficiency. In the present embodiment, the first belt 50 is an O-belt, but the present utility model is not limited to this, and may be a V-belt, or the like.

The swing shaft 43 is fixedly arranged on the balance bracket 41, and the swing shaft 43 is fixedly connected with the swing push plate 60. In this embodiment, a first connecting hole 412 (refer to fig. 5) is provided on the balance bracket 41, a second connecting hole 61 (refer to fig. 8) is provided on the swing push plate 60, and as shown in fig. 3 and 9, the swing shaft 43 penetrates through the first connecting hole 412 and the second connecting hole 61, threads are provided at both ends of the swing shaft 43, and nuts are screwed with both ends of the swing shaft 43 to realize connection of the swing shaft 43 with the balance bracket 41 and the swing push plate 60.

The servo cylinder 70 is disposed on the frame 10, and is used for driving the swing pushing plate 60 to move along a first direction so as to drive the balance bracket 41 and the balance to swing around an axis of a rotation support, wherein the axis of the rotation support is perpendicular to the axis of the balance 42. In the embodiment, the servo electric cylinder 70 is adopted to drive the swing push plate 60 to move, and then the swing push plate 60 drives the balance wheel bracket 41 and the balance wheel 42 to swing around the rotation support member through the swing shaft 43, and the swing angle of the balance wheel 42 is determined by the telescopic length of the servo electric cylinder 70, namely, the swing angle of the balance wheel 42 is controlled through the servo electric cylinder 70, so that the control precision is high, the control is faster, and the sorting and conveying efficiency is improved.

Referring to fig. 1 to 4 and 8, the swing push plate 60 is located between the plurality of mounting bars 11 and the balance wheels 42 in the plurality of groups of balance wheel units 40, a plurality of bar-shaped avoidance holes 62 are provided on the swing push plate 60, the bar-shaped avoidance holes 62 extend along a first direction, the plurality of bar-shaped avoidance holes 62 are arranged at intervals along a second direction, the second direction is perpendicular to the first direction, the first transmission belt 50 penetrates the bar-shaped avoidance holes 62 to connect the balance wheels 42 with the driving shaft 20 in a transmission manner, and the connecting shaft 411 on the balance wheel bracket 41 penetrates the bar-shaped avoidance holes 62 to be connected with the belt seat bearing 111 arranged on the mounting bar 11 of the frame 10. By providing the strip-shaped avoiding hole 62 in the above-described form, it is ensured that the servo cylinder 70 smoothly drives the swing push plate 60 to move forward and backward in the first direction, and smoothly drives the balance bracket 41 and the balance 42 to swing. In this embodiment, the servo cylinder 70 and the swing pushing plate 60 are not at the same height, so a connecting rod 71 is vertically connected to the telescopic rod of the servo cylinder 70, and the connecting rod 71 passes through the interval between two adjacent mounting rods 11 to be connected to the swing pushing plate 60.

With continued reference to fig. 1 to 4, the driving assembly includes a gear motor 31 and a transmission assembly, the gear motor 31 is disposed on the frame 10, and the gear motor 31 drives the plurality of driving shafts 20 to rotate simultaneously through the transmission assembly, that is, one gear motor 31 can drive the plurality of driving shafts 20 to rotate simultaneously, so that the cost is low. In this embodiment, the transmission assembly includes a transmission wheel 32, a second transmission belt 33 and a third transmission belt 34, the output shaft of the gear motor 31 and the plurality of driving shafts 20 are all provided with the transmission wheel 32, the transmission wheel 32 on the output shaft of the gear motor 31 is in transmission connection with the transmission wheel 32 on any one of the plurality of transmission shafts through the second transmission belt 33, and the transmission wheels 32 on any two adjacent transmission shafts in the plurality of transmission shafts are in transmission connection through the third transmission belt 34. For convenience of description, the driving shaft 20 drivingly connected to the reduction motor 31 is designated a driving shaft, and the remaining driving shafts 20 are designated driven driving shafts. That is, the gear motor 31 can drive the driving shaft to rotate through the second transmission belt 33, and the driving shaft can drive the driven driving shaft to rotate through the third transmission belt 34. In this embodiment, the second belt 33 and the third belt 34 are preferably synchronous belts, and the driving wheel 32 is a driving gear.

In this embodiment, two ends of the driving shaft 20 are provided with one driving wheel 32, and a plurality of third driving belts 34 are alternately distributed on the driving wheels 32 at two ends of the driving shaft 20, for example, the driving wheel 32 at the first end of the first driving shaft 20 is in driving connection with the driving wheel 32 at the first end of the second driving shaft 20 through the third driving belt 34, then the driving wheel 32 at the second end of the second driving shaft 20 is in driving connection with the driving wheel 32 at the second end of the third driving shaft 20 through the third driving belt 34, and so on. Of course, the above is only illustrative, and it is also possible that two driving wheels 32 are disposed at one end of each driving shaft 20, one driving wheel 32 is in driving connection with the corresponding driving wheel 32 on the driving shaft 20 adjacent to one side through a third driving belt 34, and the other driving wheel 32 is in driving connection with the corresponding driving wheel 32 on the driving shaft 20 adjacent to the other side through the third driving belt 34.

Referring to fig. 1 to 3, and referring to fig. 10, the balance device provided in this embodiment further includes two transition rollers 80, where the two transition rollers 80 are disposed on two sides of the plurality of driving shafts 20 along the first direction, respectively, and the transition rollers 80 are in driving connection with the driving shafts 20 adjacent thereto through a fourth driving belt 90. By providing transition roller 80, cargo can be made more smooth to enter and leave the balance device. To ensure stable rotation of the transition roller 80, the transition roller 80 is in driving connection with the adjacent driving shaft 20 by two fourth driving belts 90 which are distributed at intervals. Preferably, the driving shaft 20 is fixedly provided with a second driving wheel 22 for connecting the fourth driving belt 90, and the outer peripheral surface of the second driving wheel 22 and the outer peripheral surface of the transition roller 80 are provided with limiting grooves for limiting the fourth driving belt 90, so that the fourth driving belt 90 is prevented from shifting, and the driving efficiency is ensured. In the present embodiment, the fourth belt 90 is an O-belt, but the present utility model is not limited to this, and may be a V-belt, or the like.

As shown in fig. 11, the embodiment of the utility model further provides a logistics sorting and conveying system, which comprises an inlet roller conveying line 2, a code scanning station 3, a main roller conveying line 4, a diverting roller conveying line 5 and the balance wheel device 1 according to the scheme, wherein the balance wheel device 1 is used for conveying articles on the main roller conveying line 4 to the diverting roller conveying line 5, and the diverting roller conveying line 5 distributed at different angles with the main roller conveying line 4 can be adapted by controlling the swing and steering of a balance wheel 42 in the balance wheel device 1.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. A balance gear apparatus, comprising:

a frame (10);

the driving shafts (20) are rotationally connected with the frame (10) and are arranged in parallel and at intervals along a first direction, and the driving shafts (20) can rotate around the axis of the driving shafts under the driving of the driving assembly;

the balance wheel units (40) are in one-to-one correspondence with the driving shafts (20), the balance wheel units (40) comprise balance wheel brackets (41), balance wheels (42) and a swinging shaft (43), the balance wheel brackets (41) are in rotary connection with the machine frame (10) through rotary supporting pieces, the balance wheels (42) are in rotary connection with the balance wheel brackets (41), the driving shafts (20) can drive the balance wheels (42) to rotate around the axis of the driving shafts through transmission pieces, and the swinging shaft (43) is fixedly arranged on the balance wheel brackets (41);

the swinging pushing plate (60), the swinging shaft (43) is fixedly connected with the swinging pushing plate (60);

the servo electric cylinder (70) is arranged on the frame (10) and is used for driving the swing push plate (60) to move along the first direction so as to drive the balance wheel bracket (41) and the balance wheel (42) to swing around the axis of the rotating support piece, and the axis of the rotating support piece is perpendicular to the axis of the balance wheel (42).

2. Balance gear device according to claim 1, characterized in that the rotary support is a seated bearing (111), the seated bearing (111) being arranged on the frame (10), the balance wheel bracket (41) being provided with a connecting shaft portion (411), the connecting shaft portion (411) being connected with the inner ring of the seated bearing (111).

3. Balance device according to claim 1, characterized in that said transmission is a first transmission belt (50), said first transmission belt (50) being wound around said drive shaft (20) and said balance (42).

4. A balance wheel apparatus according to claim 3, characterized in that the swinging push plate (60) is located between the driving shaft (20) and the balance wheel (42), a plurality of bar-shaped avoidance holes (62) are provided on the swinging push plate (60), the bar-shaped avoidance holes (62) extend along the first direction, and a plurality of bar-shaped avoidance holes (62) are arranged at intervals along the second direction, and the first driving belt (50) penetrates through the bar-shaped avoidance holes (62) to connect the balance wheel (42) with the driving shaft (20) in a driving manner, and the second direction is perpendicular to the first direction.

5. Balance device according to claim 1, characterized in that said drive assembly comprises a gear motor (31) and a transmission assembly, said gear motor (31) driving a plurality of said drive shafts (20) in rotation through said transmission assembly.

6. Balance gear device according to claim 5, characterized in that the transmission assembly comprises a transmission wheel (32), a second transmission belt (33) and a plurality of third transmission belts (34), wherein the transmission wheel (32) is arranged on the output shaft of the gear motor (31) and a plurality of the driving shafts (20), the transmission wheel (32) on the output shaft of the gear motor (31) is in transmission connection with the transmission wheel (32) on any one of the driving shafts (20) of the plurality of driving shafts (20) through the second transmission belt (33), and the transmission wheel (32) on any adjacent two of the driving shafts (20) of the plurality of driving shafts (20) is in transmission connection through the third transmission belt (34).

7. Balance device according to claim 6, characterized in that said second drive belt (33) and said third drive belt (34) are both synchronous belts, said drive wheel (32) being a drive gear.

8. Balance device according to claim 1, characterized in that it further comprises two transition rollers (80), two of said transition rollers (80) being arranged on both sides of a plurality of said drive shafts (20) respectively in said first direction, said transition rollers (80) being in driving connection with their adjacent drive shafts (20) by means of a fourth drive belt (90).

9. Balance device according to claim 8, characterized in that said transition roller (80) is in driving connection with the adjacent drive shaft (20) by means of two fourth transmission belts (90) distributed at intervals.

10. A logistics sorting and conveying system comprising a balance apparatus as claimed in any one of claims 1 to 9.