CN201206051Y - Circulating conveying system - Google Patents

Abstract

A circular conveying system comprises a track combination with a track and a plurality of auxiliary rollers arranged on the track, a conveying belt arranged on the track and contacted with the auxiliary rollers, and a driving device, wherein the track is provided with two limiting parts, the conveying belt is provided with a plurality of track block units which are connected into a ring shape and a plurality of connecting shafts, each track block unit is provided with a plurality of first connecting parts and second connecting parts, a plurality of first connecting grooves and second connecting grooves, two limited parts respectively connected with the limiting parts, and two lateral rolling elements respectively contacted with the track, the first connecting parts and the second connecting holes are respectively arranged on the first connecting parts and the second connecting holes of each track block unit, the first connecting parts of each track block unit respectively extend into the second connecting grooves of the adjacent track block units, and each connecting shaft passes through the first connecting holes and the second connecting holes of the adjacent track block units, adjacent track block units are connected in series in a relatively movable manner.

Description

Circular Conveyor System

technical field

The utility model relates to a conveying device, in particular to a circulation conveying system which can make the conveying belt run smoothly.

Background technique

As shown in Figure 1, there is a rotary cooling device (PRC patent application number 200620007123.9), which includes a housing 1, a track 2 arranged in the housing 1, and a conveyor belt arranged along the track 2 3. A power source 4 arranged on the housing 1, a drive wheel 5 installed on the output shaft of the power source 4 and meshed with the conveyor belt 3, and a driving wheel meshed with the conveyor belt 3 6. A steering wheel 7 and a cooling unit 8 arranged on the casing 1 and engaged with the conveyor belt 3 .

Thereby, when the power source 4 drives the driving wheel 5 , the driving wheel 5 can drive the conveyor belt 3 to run along the track 2 . Yet, because the length of this conveyer belt 3 is very long, and the bottom surface and the side of this conveyer belt 3 all can rub against this track 2 during transshipment, and produce considerable frictional force, cause this conveyer belt 3 to be unable to move smoothly. run.

Utility model content

The purpose of the utility model is to provide a circulating conveying system which can reduce the frictional force of the conveying belt during operation.

The circulation conveying system of the utility model comprises a track assembly, a conveyor belt and a driving device. The track combination has a track arranged along a length direction, and a plurality of auxiliary rollers arranged at intervals along the length direction on the track, and the track has two pieces arranged at intervals along a width direction perpendicular to the length direction and along the The limit rail plate extending in the length direction, and two limit portions respectively arranged on opposite sides of the limit rail plate and extending along the length direction. The conveyor belt is arranged between the limit rail plates along the length direction and contacts with the auxiliary rollers. The conveyor belt has a plurality of crawler block units connected in a ring shape, and a plurality of connecting shafts, each The crawler shoe unit has a plurality of first engaging portions arranged at intervals along the width direction, a plurality of first engaging grooves formed between the first engaging portions, a plurality of grooves opposite to the first engaging portions and along the width. The second engaging part whose direction is staggered from the first engaging part, a plurality of second engaging grooves formed between the second engaging parts, and two second engaging parts respectively arranged on the outermost sides and respectively connected with The limited portion engaged by the limiting portion, and two lateral rolling elements respectively arranged on the two outermost second engaging portions and respectively in contact with the track, the first engaging portion of each track shoe unit Each has a first connecting hole, and the second connecting portion of each crawler shoe unit has a second connecting hole respectively. The cross section of at least one of the first and second connecting holes is oblong, and each crawler shoe unit The first connecting parts of the adjacent track shoe units respectively extend into the second connecting grooves of the adjacent track shoe units, and each connecting shaft passes through the first and second connecting holes of the first and second connecting parts of the adjacent track shoe units, connecting the adjacent The track block units are connected in series. The driving device drives the conveyer belt to move circularly along the track.

The beneficial effect of the utility model is to use the contact relationship between the bottom surface of the conveyor belt and the auxiliary rollers to produce rolling friction, and the contact relationship between the lateral rolling elements of the conveyor belt and the track to produce rolling friction, so that the conveyor belt can run smoothly. When it is subjected to less friction, it can pass through the track smoothly.

Description of drawings

Fig. 1 is the appearance schematic diagram of a kind of existing rotary cooling device;

Fig. 2 is the schematic front view of the first preferred embodiment of the circulation conveying system of the present utility model;

Fig. 3 is a schematic top view of the first preferred embodiment;

Fig. 4 is the partially enlarged schematic diagram of a conveyer belt of this first preferred embodiment;

Fig. 5 is a schematic cross-sectional view of the V-V secant line in Fig. 3;

Fig. 6 is a partially enlarged and exploded schematic diagram of the conveyor belt;

Fig. 7 is the schematic front view of a second preferred embodiment of the circulation conveying system of the present invention;

Fig. 8 is a schematic top view of the second preferred embodiment.

Detailed ways

The circulation conveying system of the present utility model is described in detail below through the most preferred embodiment and accompanying drawings:

The aforementioned and other technical content, features and effects of the present utility model will be clearly understood in the following detailed description of two preferred embodiments with reference to the drawings.

Before presenting a detailed description, it is noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Fig. 2, 3, it is a first preferred embodiment of the utility model circulation conveying system, and this circulation conveying system can be arranged on a frame 300, and this circulation conveying system comprises: a track assembly 10, a conveyer belt 20 and A driving device 30 .

As shown in FIGS. 2 , 3 and 5 , the track assembly 10 has a track 11 arranged along a length direction 100 , and a plurality of auxiliary rollers 12 arranged on the track 11 at intervals along the length direction 100 .

The track 11 has two limiting rail plates 111 arranged at intervals along a width direction 200 perpendicular to the longitudinal direction 100 and extending along the longitudinal direction 100 , and two limiting rail plates 111 are respectively arranged on opposite sides of the limiting rail plate 111 A limiting portion 112 extending along the length direction 100 , and two supporting rails 113 disposed between the limiting rail plates 111 at intervals along the width direction 200 and extending along the length direction 100 . In this embodiment, the limiting portion 112 is a limiting bar and extends inwardly from the limiting rail plate 111 , and the auxiliary rollers 12 are arranged on the supporting rail at intervals along the length direction 100 Between Article 113.

It should be noted that, in this embodiment, the track 11 is composed of an ascending straight section, a non-straight section and a descending straight section.

As shown in FIG. 3 , the conveyor belt 20 is disposed between the limiting rails 111 along the length direction 100 and contacts with the auxiliary rollers 12 .

As shown in FIGS. 4 , 5 , and 6 , the conveyor belt 20 has a plurality of crawler shoe units 21 and a plurality of connecting shafts 22 arranged in a continuous loop.

In this embodiment, each crawler shoe unit 21 is composed of a small crawler shoe 23 and a large crawler shoe 24 arranged side by side along the width direction 200 .

The small crawler block 23 has two first engaging portions 231 spaced apart along the width direction 200 , a first engaging groove 232 formed between the first engaging portions 231 , and three first engaging grooves 232 opposite to the first engaging portions. part 231 and staggers the second engaging portion 233 of the first engaging portion 231 along the width direction 200, two second engaging grooves 234 formed between the second engaging portions 233, and a second engaging groove 234 disposed on the outermost side. On the two engaging portions 233 and extending outwards to the limited portion 235 connected under one of the limiting portions 112 , and a sideways rolling part arranged on the outermost second engaging portion 233 and in contact with the limiting portion 112 Element 236. The first connecting portion 231 of each small crawler shoe 23 has a first connecting hole 237 , and the second connecting portion 233 of each small crawler shoe 23 has a second connecting hole 238 respectively. In this embodiment, the cross section of the first connecting hole 237 is oblong, and the cross section of the second connecting hole 238 is circular.

The large crawler block 24 has four first engaging portions 241 spaced apart along the width direction 200, three first engaging grooves 242 formed between the first engaging portions 241, five first engaging grooves 242 opposite to the first The engaging portion 241 and the second engaging portion 243 of the first engaging portion 241 are staggered along the width direction 200, four second engaging grooves 244 formed between the second engaging portions 243, one outermost On the second connecting portion 243 and extending outward to the limited portion 245 connected under the other limiting portion 112 , and a lateral side that is arranged on the outermost second engaging portion 243 and contacts the limiting portion 112 . rolling element 246 . The first engaging portion 241 of each large crawler block 24 has a first connecting hole 247 respectively, and the second engaging portion 243 of each large crawler block 24 has a second connecting hole 248 respectively. In this embodiment, the cross section of the first connecting hole 247 is oblong, and the cross section of the second connecting hole 248 is circular.

The limiting portion 112 can limit the limited portions 245 , 235 of the large and small crawler blocks 24 , 23 of each crawler block unit 21 , so as to prevent the conveyor belt 11 from turning up during the moving process. In this embodiment, the lateral rolling elements 236, 246 of each crawler shoe unit 21 are a type of rollers, of course, the lateral rolling elements 236, 246 may also use balls.

The positions of the large and small crawler blocks 24, 23 of adjacent crawler block units 21 are displaced from each other along the width direction 200, and the first engaging portions 241, 231 of the large and small crawler blocks 24, 23 of each crawler block unit 21 are respectively Extending to the second engagement grooves 244, 234 of the large and small crawler shoes 24, 23 of the adjacent crawler shoe unit 21, each connecting shaft 22 passes through the first joint portion 231, 241 of the adjacent crawler shoe unit 21 The first connecting holes 237 , 247 and the second connecting holes 238 , 248 of the second engaging portions 233 , 243 connect adjacent crawler shoe units 21 in series so that they can move relatively.

In this embodiment, since the cross section of the first connecting holes 237, 247 is oblong, even though the adjacent crawler shoe units 21 are connected in series by the connecting shaft 22, they will not fall off in the longitudinal direction 100. However, the adjacent crawler shoe units 21 can still move relative to the deflection according to the different curvature changes of the track 11 .

Furthermore, the first engagement portion 241 of the large crawler shoe 24 of each crawler shoe unit 21 is engaged with the second engagement grooves 244, 234 of the large and small crawler shoe 24, 23 of the adjacent crawler shoe unit 21 at the same time, each The first engaging portion 231 of the small crawler shoe 23 of the crawler shoe unit 21 is engaged with the second engaging groove 244 of the large crawler shoe 24 of the adjacent shoe unit 21 . With such a configuration, the large and small crawler shoes 24 and 23 of the same crawler shoe unit 21 will not be separated in the width direction 200 .

As shown in FIGS. 2 and 3 , the driving device 30 drives the conveyor belt 20 to move circularly along the track 11 . In this embodiment, the driving device 30 has a power source 31, a driving wheel 32 engaged with the conveyor belt 20 and driven by the power source 31, a first sprocket 33 arranged on the power source 31, A second sprocket 34 coaxial with the driving wheel 32 , a chain 35 connecting the first and second sprockets 33 , 34 and a driven wheel 36 meshing with the conveyor belt 20 . The power source 31 has a motor 311 and a reduction box 312 connected to the motor 311 , and the first sprocket 33 is disposed on an output shaft of the reduction box 312 .

Thereby, as shown in Figures 2 and 3, when the motor 311 drives the first sprocket 33 through the reduction box 312, the first sprocket 33 is driven by the first chain 35 and the second sprocket 34. , the driving wheel 32 can be driven to drive the conveyor belt 20 , so that the conveyor belt 20 can circulate along the track 11 .

Through the above description, the advantages of the present utility model can be summarized as follows:

The bottom surface of the conveyor belt 20 of the present utility model is in contact with the auxiliary roller 12 instead of directly pressing against the track 11. The conveyor belt 20 is in contact with the auxiliary roller 12 when it is running. At the same time, The lateral rolling elements 236, 246 of the conveyor belt 20 are also in contact with the limit portion 112 of the track 11 to produce rolling friction. Therefore, compared with the conveyor belt 3 of the prior art, the conveyor belt 20 will Under the action of less frictional force, it can pass through the track 11 smoothly, and then run smoothly.

Referring to Fig. 7,8, be a second preferred embodiment of the present utility model, this second preferred embodiment is similar to this first preferred embodiment, and its difference is:

The track 11 is in the form of a figure-eight cycle, and is composed of a rising straight section, a descending straight section and two circular arc sections.

The driving device 30 cancels the setting of the driven wheel 36 (see FIG. 2 ).

In this way, the second preferred embodiment can also achieve the same purpose and effect as the above-mentioned first preferred embodiment.

To sum up, the circulation conveying system of the utility model can not only effectively reduce the frictional force on the conveyor belt during operation, but also make the conveyor belt run smoothly, so it can indeed achieve the purpose of the utility model.

The above is only a preferred embodiment of the utility model, and should not limit the scope of the utility model implementation. All simple equivalent changes and modifications made according to the scope of the utility model patent application and the utility model description content are still valid. It belongs to the scope covered by the utility model patent.

Claims (9)

1. A circulating conveying system, characterized in that: said circulating conveying system comprises: A track combination has a track arranged along a length direction, and a plurality of auxiliary rollers arranged on the track at intervals along the length direction, and the track has two pieces along a width perpendicular to the length direction Limiting rail plates arranged at intervals and extending along the length direction, and two limiting parts respectively arranged on the opposite side of the limiting rail plate and extending along the length direction; A conveyor belt, which is arranged between the limiting rails along the length direction and contacts with the auxiliary rollers, the conveyor belt has a plurality of crawler block units connected in a ring shape, and a plurality of connecting shafts Each crawler shoe unit has a plurality of first engaging portions arranged at intervals along the width direction, a plurality of first engaging grooves formed between the first engaging portions, and a plurality of first engaging portions opposite to the first engaging portions. And along the width direction, the second engaging portion of the first engaging portion is staggered, a plurality of second engaging grooves formed between the second engaging portions, and two second engaging grooves respectively arranged on the outermost sides. The limited part on the upper part and respectively connected with the limiting part, and two lateral rolling elements respectively arranged on the two outermost second engaging parts and contacting with the track respectively, each crawler block The first connecting part of each unit has a first connecting hole, and the second connecting part of each track shoe unit has a second connecting hole respectively, and the cross section of at least one of the first and second connecting holes is oblong shape, the first connecting portion of each crawler shoe unit extends into the second connecting groove of the adjacent crawler shoe unit, and each connecting shaft passes through the first and second connecting parts of the adjacent crawler shoe unit. two connection holes for connecting adjacent track block units in series; and A driving device drives the conveyor belt to move circularly along the track. 2. The circular conveying system according to claim 1, characterized in that: the limiting portion extends inward from the limiting rail plate, and the limited portion of each track shoe unit extends outward to the Below the limiting part. 3. The circular conveying system according to claim 2, characterized in that: the track further has two supports arranged at intervals along the width direction between the limiting rail plates and extending along the length direction Rails, the auxiliary rollers are arranged at intervals along the length direction between the supporting rails. 4. The circulating conveying system according to claim 2, characterized in that: the lateral rolling element of each crawler shoe unit is a roller, and the lateral rolling element of each crawler shoe unit is respectively in contact with the limit of the track. Partial contact. 5. The circulation conveying system according to claim 1, characterized in that: the cross-section of the first connection hole of the first joint of each track shoe unit is oblong, and the second joint of each track shoe unit The cross section of the second connection hole is circular. 6. The circulating conveying system according to claim 1, wherein each track block unit is composed of a small track block and a large track block arranged side by side along the width direction, and the small track block has two edges The first engaging portions arranged at intervals in the width direction, one first engaging groove formed between the first engaging portions, three opposite to the first engaging portions and staggering the first engaging portions along the width direction. The second engaging portion of the engaging portion, two second engaging grooves formed between the second engaging portions, and a limited portion arranged on the outermost second engaging portion and engaged with one of the limiting portions , and a lateral rolling element arranged on the outermost second engaging portion and in contact with the track, the large crawler shoe has four first engaging portions arranged at intervals along the width direction, three formed on The first engaging grooves between the first engaging parts, five second engaging parts opposite to the first engaging parts and staggered from the first engaging parts along the width direction, four formed on the first engaging parts A second engaging groove between the two engaging parts, a limited part arranged on the outermost second engaging part and engaged with the other limiting part, and a limited part arranged on the outermost second engaging part and connected with the other limiting part. The lateral rolling elements in contact with the track, and the positions of the large and small crawler shoes of adjacent crawler shoe units arranged along the width direction are mutually staggered. 7. The circular conveying system according to claim 1, characterized in that: the driving device has a power source, and a driving wheel engaged with the conveyor belt and driven by the power source. 8. The circulation conveying system according to claim 7, characterized in that: the power source has a motor and a reduction box connected with the motor, and the driving device also has a gear box arranged on the reduction box A first sprocket on the output shaft, a second sprocket arranged coaxially with the drive wheel and a chain connecting the first and second sprockets. 9. The endless conveying system according to claim 8, characterized in that: the driving device further has a driven wheel engaged with the conveying belt.

Images