CN220744274U - Multi-roller combined belt conveyor carrier roller mechanism - Google Patents

Abstract

The utility model discloses a multi-roller combined belt conveyor idler mechanism which comprises a fixed frame and at least one group of mounting frames fixedly arranged on the fixed frame, wherein each group of mounting frames comprises two connecting pieces which are arranged at equal intervals along the length direction of the fixed frame; the roller unit comprises a roller shaft detachably connected with the mounting frame and a plurality of rollers rotatably arranged on the roller shaft. The utility model not only can facilitate the disassembly and assembly of the roller, but also can realize the independent replacement of a certain roller, thereby reducing the use cost; the utility model is suitable for being assembled on a belt conveyor and used for supporting the belt to run.

Description

Multi-roller combined belt conveyor carrier roller mechanism

Technical Field

The utility model belongs to the field of mechanical equipment, and particularly relates to a multi-roller combined belt conveyor carrier roller mechanism.

Background

The carrier roller subassembly is the main part of belt feeder, and the main role of carrier roller subassembly is supporting belt, reduces the running resistance to guarantee the steady operation of belt. When the belt machine moves, the carrier roller can generate constraint force on the belt, the belt is assisted to form and turn, the belt is tightened, and correspondingly, the belt can generate opposite stress on the carrier roller, and the carrier roller is easy to damage under the action of long-time stress, so that the carrier roller needs to be replaced. In the prior art, two methods for replacing the carrier roller exist, namely, the carrier roller is replaced together with the roller bracket, so that the replacement is convenient, but waste is caused; secondly, only change the bearing roller roll body, not change the roller support, this mode is when changing, and the roll body is difficult to take out, tear open, the dress inconvenient.

The utility model patent with the publication number of CN207142174U discloses a belt conveyor idler capable of being replaced quickly, which comprises an idler and an idler support, wherein both ends of the idler support are respectively provided with an open slot, both ends of an idler shaft can be clamped into the open slots, both sides of the idler support are respectively provided with a safety hook for hooking the idler shaft, and both ends of the idler shaft are respectively provided with a locking device for locking the safety hook. The structure can be used for independently replacing the roller body, is convenient to disassemble and assemble, and solves the problems in the prior art.

But in workshop assembly line delivery work, for example easy open can carries, and the unordered distribution of easy open can is transported to next process on the belt feeder, and under this condition, the easy open can of different positions can produce different stress to the different positions of bearing roller, leads to the degree of wear of the different positions of bearing roller different, and bearing roller is overall structure in the above-mentioned patent, in case damage appears in some local position on the bearing roller, must tear down whole bearing roller and change, and the cost is higher.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model aims to provide a multi-roller combined belt conveyor idler mechanism so as to realize: 1. the roller is convenient to disassemble and assemble; 2. only the worn roller is replaced.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a multi-roller combined belt conveyor carrier roller mechanism comprises a fixed frame and at least one group of mounting frames fixedly arranged on the fixed frame, wherein each group of mounting frames comprises two connecting pieces which are arranged at equal intervals along the length direction of the fixed frame;

the roller unit comprises a roller shaft detachably connected with the mounting frame and a plurality of rollers rotatably arranged on the roller shaft.

As a limitation of the present utility model: the connecting piece is an L-shaped plate, one right-angle side of the L-shaped plate is fixedly arranged on the fixing frame, and the other right-angle side is detachably connected with the roll shaft.

As a further limitation of the utility model: the inner threaded holes are formed in the two ends of the roll shaft along the axial direction of the roll shaft, the L-shaped plate is provided with the through holes, the fasteners sequentially penetrate through the through holes and the inner threaded holes, and the L-shaped plate is fixed with the roll shaft.

As a further limitation of the utility model: the fastener is a bolt.

As a further limitation of the utility model: a gasket is arranged between the bolt head and the L-shaped plate.

As a further limitation of the utility model: and the two ends of the roll shaft are sleeved with limit sleeves, and the limit sleeves are positioned between the roll and the L-shaped plate.

As another definition of the utility model: the roller is provided with a roller groove along the circumference on the outer surface of the roller.

By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects:

the utility model comprises a fixing frame, wherein at least two connecting pieces are arranged on the fixing frame, the connecting pieces are detachably connected with a roll shaft through fasteners, and a plurality of rollers are sleeved on the roll shaft; when the roller needs to be replaced, the roller shaft can be taken down only by disassembling the fastener, and the roller is convenient to replace; a plurality of rollers are rotatably arranged on one roller shaft, and when the belt wears the rollers to different degrees, only one roller with serious wear can be replaced.

In conclusion, the utility model not only can be convenient for disassembling and assembling the roller, but also can realize the independent replacement of a certain roller, thereby reducing the use cost; the utility model is suitable for being assembled on a belt conveyor and used for supporting the belt to run.

Drawings

The utility model will be described in more detail below with reference to the accompanying drawings and specific examples.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of portion B of FIG. 1;

FIG. 3 is a top view of a structural relationship of an embodiment of the present utility model;

FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 3;

FIG. 5 is an enlarged schematic view of portion C of FIG. 4;

fig. 6 is a schematic structural view of the fixing frame, the L-shaped plate and the limiting sleeve.

In the figure: the device comprises a 1-fixing frame, a 2-L-shaped plate, a 3-roll shaft, a 4-roll, a 5-bolt, a 6-gasket, a 7-limit sleeve and an 8-roll groove.

Detailed Description

Preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that a multi-roller combination belt idler mechanism as described herein is a preferred embodiment and is provided for illustration and explanation of the present utility model only and is not intended to be limiting.

The terms or positional relationships of "upper", "lower", "left", "right" and the like in the embodiments are based on the positional relationships of fig. 1 in the drawings of the present specification, and are merely for convenience of describing the present utility model and simplifying the description, and are not intended to indicate or imply that the apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the protection of the present utility model.

Embodiment of belt conveyor carrier roller mechanism with multiple roller combinations

As shown in fig. 1 to 6, the embodiment comprises a fixing frame 1, at least one group of mounting frames are fixedly arranged on the fixing frame 1, a roll shaft 3 is detachably connected to each group of mounting frames, the length direction of the roll shaft 3 is set along the length direction of the fixing frame 1, and a plurality of rollers 4 are rotatably arranged on the roll shaft 3. The structure is convenient for disassembling and assembling the roller 4, and can realize the independent replacement of one roller 4; the longitudinal direction in this embodiment refers to the left and right directions in fig. 1.

As shown in fig. 1 and 2, the fixing frame 1 is a rectangular steel plate, two groups of mounting frames are fixedly arranged on the upper surface of the fixing frame 1, each group of mounting frames comprises two connecting pieces which are arranged at equal intervals along the length direction of the fixing frame 1, the number of the connecting pieces is four in the embodiment, the connecting pieces are all L-shaped plates 2, the L-shaped plates 2 are made of steel plates, the two L-shaped plates 2 are welded on the upper surface of the fixing frame 1 in a pairwise opposite manner, the right angles of the two L-shaped plates 2 are oppositely arranged in pairwise opposite manner, and a roll shaft 3 is arranged between the two L-shaped plates 2 which are oppositely arranged, and one roll shaft 3 and the two L-shaped plates 2 are used for illustration. As shown in fig. 4 and 5, two ends of the roll shaft 3 are detachably connected with the left L-shaped plate 2 and the right L-shaped plate 2 through fasteners, namely, inner threaded holes are formed in the left end face and the right end face of the roll shaft 3 along the axial direction of the roll shaft, through holes are formed in positions, corresponding to the inner threaded holes, of the L-shaped plate 2, the bolts 5 sequentially penetrate through the through holes and the inner threaded holes in the L-shaped plate 2, the L-shaped plate 2 is fixed with the roll shaft 3, annular gaskets 6 are arranged between the bolts 5 and the L-shaped plate 2, so that the contact area between the bolts 5 and the L-shaped plate 2 is increased, and the connection between the L-shaped plate 2 and the roll shaft 3 is firmer; in this embodiment, the through holes on the "L" shaped plate 2 are directly connected to the upper edge of the "L" shaped plate 2, and a notch is formed on the upper edge of the "L" shaped plate 2, see fig. 6, however, the circular through holes may be formed only at the positions on the "L" shaped plate 2 corresponding to the internal threaded holes, so long as the bolts 5 can pass through.

It should be noted that, the fastener in this embodiment may be replaced by other fasteners, such as screws; the connecting piece in the embodiment is an L-shaped plate 2, and can be replaced by plates with any other shape, and the connecting piece can be vertically fixed on the fixing frame 1 and can fix the roll shaft 3; in this embodiment, the fixing frame 1 is provided with four L-shaped plates 2 and two roll shafts 3, which are only for illustration, and the length of the fixing frame 1 and the number of the L-shaped plates 2 and the roll shafts 3 can be adjusted as required in practical application.

The outer diameter of the roll shaft 3 is sleeved with a plurality of rolls 4, two adjacent rolls 4 are closely arranged, and the inner diameter of each roll 4 is matched with the outer diameter of the roll shaft 3, so that each roll 4 can rotate relative to the roll shaft 3, if the rolls 4 at different positions are worn by a belt due to the fact that materials are irregularly distributed on the belt in the belt conveying process, the roll shaft 3 can be detached from the L-shaped plate 2, and then the rolls 4 with serious wear are independently replaced; the roller grooves 8 are formed in the outer surface of the roller 4 along the circumferential direction of the roller, when the belt is conveyed, the belt has a pressure effect on the roller 4, and the roller grooves 8 can release partial pressure to ensure stable transmission. The left and right ends of the roll shaft 3 are further sleeved with limiting sleeves 7, the limiting sleeves 7 are positioned between the roll wheels 4 and the L-shaped plates 2, when in transmission, interaction force exists between the belt and the roll wheels 4, and the limiting sleeves 7 can prevent the roll wheels 4 from moving along the left and right directions and play a limiting role on the roll wheels 4.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but the present utility model is described in detail with reference to the foregoing embodiment, and it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The multi-roller combined belt conveyor carrier roller mechanism is characterized by comprising a fixing frame and at least one group of mounting frames fixedly arranged on the fixing frame, wherein each group of mounting frames comprises two connecting pieces which are arranged at equal intervals along the length direction of the fixing frame;

the roller unit comprises a roller shaft detachably connected with the mounting frame and a plurality of rollers rotatably arranged on the roller shaft.

2. The multi-roller combined belt conveyor idler mechanism of claim 1, wherein the connecting piece is an L-shaped plate, one right-angle side of the L-shaped plate is fixedly arranged on the fixing frame, and the other right-angle side is detachably connected with the roller shaft.

3. The multi-roller combined belt conveyor idler mechanism of claim 2, wherein the two ends of the roller shaft are provided with inner threaded holes along the axial direction, the L-shaped plate is provided with a through hole, and the fastener sequentially penetrates through the through hole and the inner threaded holes to fix the L-shaped plate with the roller shaft.

4. A multi-roller combination belt conveyor idler mechanism as in claim 3 wherein the fastener is a bolt.

5. The multi-roller combined belt conveyor idler mechanism of claim 4, wherein a gasket is arranged between the bolt head and the L-shaped plate.

6. The multi-roller combined belt conveyor idler mechanism of claim 5, wherein limiting sleeves are sleeved at two ends of the roller shaft and are positioned between the roller and the L-shaped plate.

7. A multi-roller combined belt conveyor idler mechanism as in any one of claims 1-6 wherein roller grooves are provided on the outer surface of the rollers along the circumference thereof.