CN115158988A

CN115158988A - Circulating conveying mechanism

Info

Publication number: CN115158988A
Application number: CN202210891876.4A
Authority: CN
Inventors: 易运连
Original assignee: Shenzhen Ruirong Automation Co ltd
Current assignee: Shenzhen Ruirong Automation Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-10-11

Abstract

The invention provides a circulating conveying mechanism, which comprises a rack, supporting seats, annular rails, a sliding seat and a driving assembly, wherein the supporting seats are arranged on the rack, at least one annular rail is respectively arranged on the opposite sides of each supporting seat, the sliding seat is simultaneously and slidably connected with the two annular rails, the driving assembly comprises a driving part and a first driving device, the driving part is arranged on the inner side of the annular rails and is configured into a movement path concentric with the annular rails, the driving part is connected with the sliding seat through a connecting part and drives the sliding seat to move on the annular rails under the driving of the first driving device, the sliding seat is used for bearing a conveyed object, and the sliding seat is simultaneously and slidably connected with the two annular rails arranged on the opposite sides of the supporting seats, so that the sliding seat can always stably move on the two annular rails under the driving of the first driving device, and the conveyed object on the sliding seat can be stably conveyed.

Description

Circulating conveying mechanism

Technical Field

The invention relates to the technical field of conveying mechanisms, in particular to a circulating conveying mechanism.

Background

The circulating conveying mechanism is widely applied to various production equipment and conveying mechanisms, the circulating conveying mechanism mainly comprises two types of chain conveying and sliding rail conveying, aiming at some production equipment or conveying mechanisms with high requirements on conveying precision, the chain conveying type circulating conveying mechanism can cause obvious deviation due to the gravity action of conveying objects in the moving process, or has the risk of being separated from a rail or even falling off when moving to the bottom of the rail, so that aiming at some production equipment with high requirements on conveying precision, the chain conveying type circulating conveying mechanism cannot meet the conveying requirements of the chain conveying type circulating conveying mechanism, the sliding rail conveying is mainly used for linear conveying, and aiming at a circulating conveying mode on an annular rail, the conveying stability of the existing sliding rail conveying type conveying mechanism is also difficult to guarantee.

Disclosure of Invention

In view of this, it is necessary to provide a circulating conveyor capable of stable operation.

The invention provides a circulating conveying mechanism which comprises a rack, supporting seats, annular rails, a sliding seat and a driving assembly, wherein the supporting seats are arranged on the rack, at least one annular rail is arranged on each of the opposite sides of each supporting seat, the sliding seat is simultaneously connected with the two annular rails in a sliding manner, the driving assembly comprises a transmission part and a first driving device, the transmission part is arranged on the inner side of each annular rail and is configured into a movement path concentric with the annular rails, the transmission part is connected with the sliding seat through a connecting part and drives the sliding seat to move on the annular rails under the driving of the first driving device, and the sliding seat is used for bearing a conveyed object.

Furthermore, the sliding seat comprises a sliding seat main body and pulleys, wherein the sliding seat main body is of a structure like a' 20866, the pulleys are arranged on the opposite sides of the inner surface of the sliding seat main body and are in sliding connection with the annular rail, two pulleys are arranged on one inner side surface of the sliding seat main body at a certain interval, and the two pulleys form a pulley block and are clamped on the corresponding annular rail.

Furthermore, two pulley blocks are arranged on the inner side of the sliding seat main body at a certain interval.

Furthermore, a limiting block is further arranged between the two pulley blocks, a groove is formed in the limiting block corresponding to the convex portion of the annular track, and at least part of the convex portion is located in the groove.

Further, the connecting piece is a floating joint.

Furthermore, the frame is provided with two opposite supporting seats at a certain distance.

Furthermore, at least one of the supporting seats is movably arranged on the rack and can be close to or far away from the other supporting seat.

Furthermore, at least two parallel slide rails are arranged on the rack at a certain interval, at least one support seat is slidably arranged on the two slide rails, and a second driving device is further arranged on the rack and used for driving the corresponding support seat to move along the slide rails so as to change the distance between the two support seats.

Further, drive assembly still includes driving shaft and driven shaft, the driving shaft with the driven shaft interval certain distance sets up, the both ends of driving shaft respectively are equipped with a action wheel, the both ends of driven shaft respectively are equipped with one from the driving wheel, one circulation conveying mechanism the driving medium cover is established and is corresponded one the action wheel with one from the driving wheel, a drive arrangement drive the driving shaft rotates and makes two the driving medium synchronous motion and drive correspond the slide is in the correspondence on the circular orbit.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the sliding seat is simultaneously connected with the two annular rails arranged on the opposite sides of the supporting seat in a sliding manner, so that the sliding seat can always stably move on the two annular rails under the driving of the first driving device, and the conveyed object on the sliding seat can be stably conveyed.

Drawings

Fig. 1 is an overall schematic view of an embodiment of the circulating conveying mechanism of the present invention.

FIG. 2 is a schematic view of a carriage, an endless track, a carriage and a driving assembly according to an embodiment of the present invention.

Figure 3 is a schematic view of an embodiment of the slider and link of the present invention.

Figure 4 is a schematic view of an embodiment of the slider of the present invention.

FIG. 5 is a schematic diagram of an embodiment of an endless track, a pulley, and a stop block of the present invention.

Fig. 6 is a partial schematic view of an embodiment of the endless conveyor mechanism of the present invention.

FIG. 7 is a schematic view of an embodiment of a width adjustment mechanism of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention. It is to be understood that the drawings are provided solely for the purposes of reference and illustration and are not intended as a definition of the limits of the invention. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, the present invention provides an endless conveying mechanism, which includes a frame 10, a supporting base 20, an endless track 30, a sliding base 40 and a driving assembly. The supporting seat 20 is arranged on the machine frame 10, at least one annular rail 30 is respectively arranged on opposite sides of the supporting seat 20, the sliding seat 40 is simultaneously connected with the two annular rails 30 in a sliding manner and used for bearing a conveyed object, and the driving assembly is used for driving the sliding seat 40 to simultaneously move on the two annular rails 30.

Referring to fig. 2-6, the sliding base 40 includes a sliding base main body 41 and a pulley 42, the sliding base main body 41 is in a structure of \20866, and the pulley 42 is disposed on the opposite side of the inner surface of the sliding base main body 41 and is slidably connected to the circular rail 30. Two pulleys 42 are arranged on an inner side surface of the sliding seat main body 41 at a certain distance, and the two pulleys 42 form a pulley block and are clamped on the corresponding annular rail 30.

In one embodiment, the annular rail 30 is provided on each of opposite sides of the support base 20, and the pulley block is provided on each of opposite sides of the inner surface of the carriage body 41. The two pulleys 42 of the pulley block are provided with a limiting groove 421 at an interval corresponding to the convex portion 31 of the annular rail 30, and the convex portion 31 is at least partially positioned in the limiting groove 421, so that the sliding seat 40 does not separate from the annular rail 30 when moving on the two annular rails 30. In addition, the convex portions 31 of the annular rails 30 are respectively and correspondingly limited in the limiting grooves 421 of the two pulleys 42, so that the movement of the sliding seat 40 on the two annular rails 30 is more stable, and the problem of deflection or jumping cannot occur.

Moreover, when the sliding base 40 moves to the bottom of the circular rail 30, the sliding base 40 can be effectively prevented from separating from the two circular sliding rails 30 and the problem of deflection or jumping can be effectively avoided through the limitation of the two pulleys 42.

It should be noted that the two circular tracks 30 are configured as concentric movement paths, so that the sliding base 40 can run more smoothly on the two circular tracks 30. Wherein, the two circular tracks 30 may have the same stroke or different strokes. That is, the annular rail 30 on one side of the supporting seat 20 may be the same size as the annular rail 30 on the other side; it is also possible that one of the endless tracks 30 on one side is an enlargement or a reduction of the endless track 30 on the other side.

Preferably, two pulley blocks are arranged on the same side of the inner surface of the sliding seat main body 41 at a certain distance, so that the sliding seat 40 can move more stably on the two annular rails 30.

Furthermore, a limiting block 43 is further arranged between the two pulley blocks, the limiting block 43 is provided with a groove 431 corresponding to the convex portion 31 of the circular track 30, wherein the convex portion 31 is at least partially located in the groove 431, so that the sliding base 40 can move more stably on the two circular tracks 30.

Preferably, the groove 431 of the stopper 43 and the stopper groove 421 of the pulley 42 are both V-shaped, and the openings of the two are the same.

Further, in the radial direction of the pulley 42, the opening depth of the groove 431 is larger than that of the stopper groove 421, so that the portion of the convex portion 31 located in the groove 431 is more than the portion located in the stopper groove 421.

In another embodiment, one side of the support base 20 is provided with one of the circular tracks 30, and the other side of the support base 20 is provided with two of the circular tracks 30, wherein the two circular tracks 30 located on the same side are configured as concentric movement paths.

Preferably, a pulley 42 is disposed between the two annular rails 30 located on the same side, wherein the protrusions 31 of the two annular rails 30 are simultaneously at least partially located in the limiting groove 421 of the pulley 42.

Further, the two support seats 20 are oppositely arranged on the rack 10 at a certain distance, the annular rails 30 are arranged on the two support seats 20, and the slide seats 40 driven by the driving assembly are arranged on the annular rails 30.

By arranging the two supporting seats 20, a user can convey the conveyed object through the two sliding seats 40 or more sliding seats 40 correspondingly arranged on the two supporting seats 20, and the conveying stability of the conveyed object is further improved.

Referring to fig. 1 again, the driving assembly includes a transmission member 51 and a first driving device 52, the transmission member 51 is disposed inside the circular track 30 and configured as a moving path concentric with the circular track 30, the transmission member 51 is connected to the sliding base 40 through a connecting member 53 and drives the sliding base 40 to move on the two circular tracks 30 under the driving of the first driving device 52.

Further, the driving assembly further comprises a driving shaft 54 and a driven shaft 55, the driving shaft 54 and the driven shaft 55 are arranged at a certain distance, two driving wheels 56 are respectively arranged at two ends of the driving shaft 54, two driven wheels 57 are respectively arranged at two ends of the driven shaft 55, one of the driving members 51 corresponding to the sliding base 40 is sleeved on the corresponding one of the driving wheels 56 and one of the driven wheels 57, and the first driving device 52 drives the driving shaft 54 to rotate so that the two driving members 51 synchronously move under the action of the driving wheels 56 and drive the corresponding sliding base 40 to slide on the corresponding two annular rails 30.

Specifically, the first driving device 52 is disposed on the frame 10, and drives the driving shaft 54 to rotate through the driving chain 58, the driving shaft 54 rotates to make the two driving wheels 56 move synchronously, the two driving wheels 56 move to drive the corresponding transmission member 51 to move, the transmission member 51 moves to drive the connecting member 53 to move, and thus the connecting member 53 moves to drive the corresponding sliding seat 40 to move along the two annular rails 30.

Preferably, the transmission member 51 is a conveyor belt; the connecting member 53 is a floating joint, so that when the first driving device 52 drives the transmission member 51 to move and move through the floating joint, the floating joint can play a role in buffering the sliding seat 40 when the sliding seat starts to move or stops moving, and the sliding of the sliding seat 40 is more stable.

Referring to fig. 7, at least one of the supporting bases 20 is movably disposed on the frame 10 and can be close to or far away from another supporting base 20.

Specifically, the frame 10 is further provided with a width adjusting mechanism, and the width adjusting mechanism is used for adjusting the distance between the two supporting seats 20, so that a user can change the distance between the two sliding seats 40 according to the specification of the conveyed object, and further, the conveyed object can be conveyed stably.

The width adjusting mechanism comprises a slide rail 61 and a second driving device 62, the slide rail 61 is perpendicular to the moving direction of the slide carriage 40 in the horizontal direction, and the second driving device 62 drives one support seat 20 to move along the slide rail 61 to realize the relative approaching or separating of the two support seats 20.

Specifically, at least two parallel slide rails 61 are arranged on the frame 10 at a certain distance, at least one support seat 20 is slidably arranged on the two slide rails 61, an output end of the second driving device 62 is connected with a screw rod 63, a nut 64 is correspondingly arranged on the support seat 20, and the second driving device 62 drives the screw rod 63 to rotate forward or backward to realize the approaching or separating of the corresponding support seat 20 relative to the other support seat 20.

Preferably, the two support seats 20 are slidably disposed on the two slide rails 61, and one of the second driving devices 62 drives the corresponding support seat 20 to move through one of the screw rods 63 and the corresponding nut 64.

Throughout the description and claims of this application, the words "comprise/comprises" and the words "have/includes" and variations of these are used to specify the presence of stated features, values, steps or components but do not preclude the presence or addition of one or more other features, values, steps, components or groups thereof.

Some features of the invention, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, certain features of the invention, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The circular conveying mechanism is characterized by comprising a rack, supporting seats, annular rails, a sliding seat and a driving assembly, wherein the supporting seats are arranged on the rack, at least one annular rail is arranged on each of the opposite sides of each supporting seat, the sliding seat is connected with the two annular rails in a sliding mode at the same time, the driving assembly comprises a transmission part and a first driving device, the transmission part is arranged on the inner side of each annular rail and is configured into a movement path concentric with the annular rails, the transmission part is connected with the sliding seat through a connecting part and drives the sliding seat to move on the annular rails under the driving of the first driving device, and the sliding seat is used for bearing a conveyed object.

2. The circulating conveying mechanism according to claim 1, wherein the sliding base comprises a sliding base main body and pulleys, the sliding base main body is of a structure like' 20866, the pulleys are arranged on opposite sides of the inner surface of the sliding base main body and are in sliding connection with the annular rail, two pulleys are arranged on one inner side surface of the sliding base main body at a certain interval, and the two pulleys form a pulley block to be clamped on the corresponding annular rail.

3. The endless conveyor mechanism of claim 2 wherein said pulley sets are spaced apart on an inner side of said carriage body.

4. The endless conveyor mechanism according to claim 3, wherein a stop is further provided between the two pulley sets, the stop is provided with a groove corresponding to the protrusion of the circular track, and the protrusion is at least partially located in the groove.

5. The endless conveyor mechanism of claim 1 wherein said connecting member is a floating joint.

6. The endless conveyor mechanism of claim 1 wherein said frame has two said supports spaced apart from one another.

7. The endless conveyor mechanism of claim 6 wherein at least one of said supports is movably mounted to said frame and movable toward and away from another of said supports.

8. The endless conveyor mechanism of claim 7 wherein said frame has at least two parallel tracks spaced apart from each other, at least one of said supports slidably disposed on said tracks, and a second drive mechanism for driving said corresponding support along said tracks to vary the distance between said supports.

9. The endless conveying mechanism according to claim 6, wherein said driving assembly further comprises a driving shaft and a driven shaft, said driving shaft and said driven shaft are spaced apart from each other, a driving wheel is disposed at each end of said driving shaft, a driven wheel is disposed at each end of said driven shaft, said driving member of said endless conveying mechanism is sleeved on a corresponding one of said driving wheel and said driven wheel, and said first driving device drives said driving shaft to rotate so that said two driving members move synchronously and drive a corresponding one of said sliding bases to slide on a corresponding one of said endless tracks.