CN210286017U

CN210286017U - Belt feeding device

Info

Publication number: CN210286017U
Application number: CN201920283331.9U
Authority: CN
Inventors: 彭湃; 杨荣
Original assignee: SHANGHAI SONNER MACHINERY CO Ltd
Current assignee: SHANGHAI SONNER MACHINERY CO Ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2020-04-10
Anticipated expiration: 2029-03-06

Abstract

The utility model provides a belt feeding device, which comprises a metering bin, a belt feeding mechanism and a weighing mechanism; a material containing space is formed inside the metering bin, and the belt feeding structure is arranged on the weighing mechanism; the belt feeding mechanism comprises a frame structure and a belt transmission assembly, an object containing space is formed inside the frame structure, and the belt transmission assembly is installed in the object containing space; the frame structure is also provided with a feeding inlet and a feeding outlet, and the containing space is communicated to the containing space through the feeding inlet; a feeding pipe is arranged at the feeding outlet, and the object containing space is communicated to the inner space of the feeding pipe through the feeding outlet; the frame structure is provided with a baffle structure, and the baffle structure is arranged at the downstream position of the feeding inlet in the conveying direction of the belt conveying assembly. The utility model discloses a belt top increases adjustable baffle's structure, adjusts belt top material width and thickness, has solved same equipment output span limitation problem.

Description

Belt feeding device

Technical Field

The utility model relates to a field is carried to the material, specifically relates to a belt feeding device, especially a continuous weightless formula belt feeding device.

Background

The belt feeder is characterized in that the application is wide, when aiming at some special materials such as irregular flaky materials, if the distance between a feeding port and a belt is required to be adjusted, when the material flow span is large, the width or the height of the material passing on the whole belt is required to be adjusted, the prior art has the defects that the adjustable range is not enough, and if the material with a large size is encountered or the material flow change is large, the whole belt feeder is required to be replaced into a device with a large size.

Patent document CN208383259U provides a high-precision belt weightlessness scale, which includes: the device comprises a material supplementing belt, wherein fixing frames are arranged on two sides of the upper surface of the material supplementing belt, a material supplementing bin is arranged at one end of the material supplementing belt, and a variable-frequency material supplementing screw machine is arranged on the side surface of the end, provided with the material supplementing bin, of the material supplementing belt; the weighing hopper bracket is positioned below the feeding belt, one end of the weighing hopper bracket is provided with a baffle for fixing a weighing device, a weighing hopper is arranged in the weighing hopper bracket, and the lower part of the weighing device is fixedly connected with the lower part of the weighing hopper; the support is a hollow support, the upper portion of the support is provided with a weighing hopper support, the lower portion of the support is provided with a feeding belt, one end of the feeding belt is provided with a feeding bin, and the upper surfaces of two sides of the feeding belt are provided with mounting supports. According to the patent document, the problems that in the fertilizer proportioning, some additives are easy to agglomerate, so that the feeding is not smooth, and particularly in the precise proportioning process, the proportioning precision is reduced due to the feeding is not smooth, so that the product quality is influenced are solved.

However, the structure provided by the above patent document still cannot solve the problem of material conveying regulation when the material flow rate changes greatly.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a belt feeding device.

The belt feeding device provided by the utility model comprises a metering bin, a belt feeding mechanism and a weighing mechanism; a material containing space is formed inside the metering bin, and the belt feeding mechanism is arranged on the weighing mechanism;

the belt feeding mechanism comprises a frame structure and a belt transmission assembly, an object containing space is formed inside the frame structure, and the belt transmission assembly is installed in the object containing space;

the frame structure is also provided with a feeding inlet and a feeding outlet, and the containing space is communicated to the containing space through the feeding inlet; a feeding pipe is arranged at the feeding outlet, and the object containing space is communicated to the inner space of the feeding pipe through the feeding outlet;

the frame structure is provided with a baffle structure, and the baffle structure is arranged at the downstream position of the feeding inlet in the conveying direction of the belt conveying assembly.

Preferably, the baffle structure comprises a height adjustment baffle, which is slidably mounted on the frame structure; the height of the height adjusting baffle relative to the belt conveying assembly can be adjusted.

Preferably, the height adjustment baffle is mounted to the frame structure by any one of: a thread structure, a gear rack structure and a gear structure;

the height adjusting baffle is provided with a scale part.

Preferably, the baffle structure further comprises a width adjustment baffle.

Preferably, the metering silo 1 comprises: a bin cover 9, a cylindrical bin part 10 and a conical bin part 11;

the bin cover 9, the cylindrical bin part 10 and the conical bin part 11 are sequentially connected;

the conical material bin part is provided with a bridge-breaking air bowl.

Preferably, the bin cover is connected with a first soft connecting piece and an exhaust bag.

Preferably, a second soft connecting piece is arranged on the blanking pipe.

Preferably, the belt transmission assembly comprises a belt body and a belt roller, wherein the belt roller is arranged in the two ends along the axial direction, one end of the belt roller is connected to the frame structure, and the other end of the belt roller is suspended.

Preferably, the plurality of belt rollers comprise a driving roller and a driven roller;

the driving roller is connected with a driving shaft, and the driving shaft penetrates through the frame structure in the length extending direction to reach the outside of the object containing space; the driven roller is connected to the frame structure by means of a lever arrangement.

Preferably, the weighing mechanism comprises a weighing protection shell and a weight sensor, and the weight sensor is installed in the weighing protection shell.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model solves the problem of limitation of the output and span of the same equipment by increasing the structure of the adjustable baffle above the belt and adjusting the width and thickness of the material above the belt;

2. the problem that irregular materials are easy to bridge in the storage bin is solved by adding 3 interfaces of bridge breaking air bowls at the outlet of the metering storage bin;

3. through the cantilever beam structure and the lever structure between the belt driving roller and the driven roller, the belt can be quickly replaced, and the problem of inconvenient equipment maintenance and operation is solved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of a belt feeding device;

FIG. 2 is a left side view of the belt feeding device

FIG. 3 is a plan view of the belt feeding device

FIG. 4 is a detailed view of the structure of the belt feeding mechanism;

fig. 5 is a detailed view of the height adjusting baffle structure.

The figures show that:

measuring bunker 1 taper bunker part 11

Belt feeding mechanism 2 bridge-breaking air bowl 12

First flexible connecting piece 13 of weighing mechanism 3

Frame structure 4 exhaust bag 14

Second flexible connector 15 of belt transmission assembly 5

Blanking tube 6 belt body 16

Height adjusting baffle 7 drive roller 17

Driven roll 18 of scale part 8

Drive shaft 19 of bin cover 9

Lever structure 20 of cylindrical bin portion 10

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to fig. 3, the belt feeding device provided by the present invention comprises a measuring bin 1, a belt feeding mechanism 2 and a weighing mechanism 3; a material containing space is formed inside the metering bin 1, and the belt feeding mechanism is arranged on the weighing mechanism 3; the belt feeding mechanism 2 comprises a frame structure 4 and a belt transmission assembly 5, a containing space is formed inside the frame structure 4, and the belt transmission assembly 5 is installed in the containing space; the frame structure 4 is also provided with a feeding inlet and a feeding outlet, and the containing space is communicated to the containing space through the feeding inlet; a discharging pipe 6 is arranged at the feeding outlet, and the object containing space is communicated to the inner space of the discharging pipe 6 through the feeding outlet; the frame structure 4 is provided with a baffle structure which is arranged at a position downstream of the feed inlet in the conveying direction of the belt conveyor assembly 5. Preferably, the weighing mechanism 3 comprises a weighing protection shell and a weight sensor, and the weight sensor is installed in the weighing protection shell and is prevented from being damaged by collision.

As shown in fig. 4 and 5, the baffle structure comprises a height adjusting baffle 7, and the height adjusting baffle 7 is slidably mounted on the frame structure 4; the height of the height-adjusting flap 7 relative to the belt transport assembly 5 can be adjusted. The height-adjusting baffle 7 is mounted to the frame structure 4 by either: screw thread structure, rack and pinion structure, gear structure. As shown in fig. 5, for the screw structure, the height adjusting plate 7 is provided with a screw, a matching screw hole is provided on the frame structure 4, the screw and the height adjusting plate 7 are fixed in the axial direction and can rotate relatively in the circumferential direction, when the screw is screwed, the screw can drive the height adjusting plate 7 to move up and down, so that the height from the height adjusting plate 7 to the surface of the belt transmission assembly 5 is adjusted, and further the height of the passing material is limited. The rack and pinion structure is a common linear driving structure, and the adjusting effect for the height adjusting plate 7 is foreseeable. To the gear structure, can be similar to the gear of art knife and adjust the structure, also can be for example set up the reference column on frame construction, set up the structure of a plurality of locating holes at height-adjusting plate 7, a plurality of locating holes form a plurality of height gear positions. Of course, the connection between the height-adjusting plate 7 and the frame structure 4 is not limited to the above-described structure, and may be a structure capable of driving the height position of the height-adjusting plate 7 to be changed, such as a pneumatic cylinder, a hydraulic cylinder, a linear motor, or the like. Preferably, the height-adjusting flap 7 is provided with a scale 8. Further preferably, the baffle structure further comprises a width adjusting baffle, and the structure and the working principle of the width adjusting baffle are similar to those of the height adjusting baffle 7, and the width adjusting baffle is used for adjusting the width of the materials during conveying.

Preferably, the metering silo 1 comprises: a bin cover 9, a cylindrical bin part 10 and a conical bin part 11; the bin cover 9, the cylindrical bin part 10 and the conical bin part 11 are sequentially connected; the conical material bin part 11 is provided with a bridge-breaking air bowl 12. The bin cover 9 is connected with a first soft connecting piece 13 and an exhaust bag 14. And a second soft connecting piece 15 is arranged on the blanking pipe 6. The bridge breaking air bowl 12 is arranged, so that the bridge building phenomenon of irregular objects in the metering bin 1 can be prevented; through the setting of flexible connectors, can keep apart the vibrations of upstream and downstream equipment, avoid producing the influence to weighing mechanism 3. The belt transmission assembly 5 comprises a belt body 16 and a belt roller. Preferably, the belt roller is arranged at two ends along the axial direction, wherein one end is connected to the frame structure 4, and the other end is suspended. In addition, the plurality of belt rollers comprise a driving roller 17 and a driven roller 18; the driving roller 17 is connected with a driving shaft 19, and the driving shaft 19 penetrates through the frame structure 4 in the length extending direction and reaches the outside of the object containing space; the driven roller 18 is connected to the frame structure 4 by means of a lever structure 20 provided. When the belt body 16 is replaced, the lever structure 20 drives the driven roller 18 to displace, so that the linear distance between the driven roller 18 and the driving roller 17 is reduced, the belt body 16 is loosened, and the belt roller can be conveniently taken out from the suspended end of the belt roller; and (3) loading the belt body 16 into a new belt body, and reversely rotating the lever structure 20 to tighten the belt body 16.

The utility model provides a further improvement on hardware architecture's the basis, can realize following working process:

the belt transmission component 5 is driven by a motor, when the belt body 16 rotates at a constant speed, the material above the belt body 16 can be driven to uniformly fall into downstream equipment from a feeding outlet, meanwhile, the raw material in the metering bin 1 is continuously supplemented to the surface of the belt body 16 to be transported away, in the process, the weighing mechanism 3 can detect the total weight of the equipment and the raw material above the whole weighing mechanism 3, the actual flow value of the belt feeding device is calculated through the weight reduction of the raw material in a certain time, and compared with the preset flow value, if the deviation exists, the actual flow value of the feeder is ensured to accord with the preset value through adjusting the running speed of the belt body 16. In the weighing process, the inlet and outlet soft connecting pieces are used for isolating the vibration of upstream and downstream equipment and avoiding influencing the weighing mechanism 3.

It should be emphasized that the above working process is realized by further improving the hardware structure provided by the present invention, and how to compare the flow value, how to adjust the running speed of the belt body 16, etc., which belongs to the conventional technology, not the claimed invention.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. A belt feeding device is characterized by comprising a metering bin (1), a belt feeding mechanism (2) and a weighing mechanism (3); a material containing space is formed inside the metering bin (1), and the belt feeding mechanism is arranged on the weighing mechanism (3);

the belt feeding mechanism (2) comprises a frame structure (4) and a belt transmission assembly (5), a containing space is formed inside the frame structure (4), and the belt transmission assembly (5) is installed in the containing space;

the frame structure (4) is also provided with a feeding inlet and a feeding outlet, and the containing space is communicated to the containing space through the feeding inlet; a discharging pipe (6) is arranged at the feeding outlet, and the object containing space is communicated to the inner space of the discharging pipe (6) through the feeding outlet;

the frame structure (4) is provided with a baffle structure, and the baffle structure is arranged at the downstream position of the feeding inlet in the conveying direction of the belt conveying assembly (5).

2. Belt feeding device according to claim 1, characterised in that the baffle structure comprises a height adjusting baffle (7), the height adjusting baffle (7) being slidably mounted on the frame structure (4); the height of the height adjusting baffle (7) relative to the belt transmission assembly (5) can be adjusted.

3. Belt feeding device according to claim 2, characterised in that the height adjusting barrier (7) is mounted to the frame structure (4) by any of the following structures: a thread structure, a gear rack structure and a gear structure;

the height adjusting baffle (7) is provided with a scale part (8).

4. The belt feeding device of claim 2, wherein the baffle structure further comprises a width adjustment baffle.

5. Belt feeding device according to claim 1, characterized in that the dosing bin (1) comprises: a bin cover (9), a cylindrical bin part (10) and a conical bin part (11);

the bin cover (9), the cylindrical bin part (10) and the conical bin part (11) are sequentially connected;

a bridge breaking air bowl (12) is arranged on the conical material bin part (11).

6. A belt feeding device according to claim 5, characterized in that a first flexible connecting piece (13) and a venting bag (14) are connected to the bin cover (9).

7. A belt feeding device according to claim 1, characterised in that a second flexible connection (15) is provided on the blanking pipe (6).

8. The belt feeding device according to claim 1, wherein the belt transmission assembly (5) comprises a belt body (16) and a belt roller, wherein the belt roller is connected to the frame structure (4) at one end and suspended at the other end in the axial direction.

9. The belt feeding device according to claim 8, wherein the plurality of belt rollers comprises a driving roller (17) and a driven roller (18);

the driving roller (17) is connected with a driving shaft (19), and the driving shaft (19) penetrates through the frame structure (4) in the length extending direction and reaches the outside of the containing space; the driven roller (18) is connected to the frame structure (4) by means of a lever arrangement (20) provided.

10. Belt feeding device according to claim 1, characterised in that the weighing means (3) comprise a weight guard housing and a weight sensor mounted in the weight guard housing.