CN210027997U

CN210027997U - Powder feeding mechanism

Info

Publication number: CN210027997U
Application number: CN201920381759.7U
Authority: CN
Inventors: 赵雪峰; 魏善成
Original assignee: Suzhou Dechang Packaging Equipment Technology Co Ltd
Current assignee: Jiangsu Botao Intelligent Thermal Engineering Co ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-02-07
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a powder feeding mechanism, it includes: the spiral conveying device comprises a shell, a spiral conveying shaft and a driving device, wherein the spiral conveying shaft is arranged in the shell, the driving device is used for driving the spiral conveying shaft to rotate, a feeding hole is formed in the upper part of the shell, a discharging hole is formed in the bottom of the shell, spiral blades are arranged on the spiral conveying shaft, and the front end and the rear end of the spiral conveying shaft are respectively connected with the shell through a front end bearing and a rear end bearing; the two ends of the shell are respectively provided with an air inlet, external air can be introduced into the shell from the two ends of the shell through the air inlets, air flow from the two ends of the shell to the middle of the shell is generated, and powder is prevented from being adhered to the front end bearing and the rear end bearing. The utility model discloses a powder feeding mechanism can be with the leading-in casing of external gas in through the air inlet through setting up the air inlet at casing both ends, produces the air current from the casing both ends to the centre in making the casing, avoids the powder adhesion on front end bearing and rear end bearing, guarantees the normal operation of bearing, guarantees the normal work of whole mechanism.

Description

Powder feeding mechanism

Technical Field

The utility model relates to a powder packing technical field, in particular to powder feeding mechanism.

Background

Batteries have become more and more widely used as an emerging green driving energy source. The battery powder is an essential part for manufacturing batteries and is obtained by mixing and uniformly stirring a plurality of heavy metal materials according to a certain proportion. During production, generally, the spiral feeder is required to be used for bagging the battery powder, and the battery powder can be adhered to the bearings at two ends of the spiral conveying shaft due to the characteristics of the powder, so that the normal operation of the bearings can be influenced after the battery powder is adhered to the bearings at two ends of the spiral conveying shaft for a long time, and the normal operation of the whole feeding equipment is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a powder feeding mechanism which is simple in structure and can effectively avoid the adhesion of powder on a bearing.

A powder supply mechanism comprising: the spiral conveying device comprises a shell, a spiral conveying shaft and a driving device, wherein the spiral conveying shaft is arranged in the shell, the driving device drives the spiral conveying shaft to rotate, a feeding hole is formed in the upper portion of the shell, a discharging hole is formed in the bottom of the shell, spiral blades are arranged on the spiral conveying shaft, and the front end and the rear end of the spiral conveying shaft are respectively connected with the shell through a front end bearing and a rear end bearing; the two ends of the shell are respectively provided with an air inlet, external air can be introduced into the shell from the two ends of the shell through the air inlets, air flow from the two ends of the shell to the middle of the shell is generated, and powder is prevented from being adhered to the front end bearing and the rear end bearing.

As a further improvement, the front end of auger delivery axle is equipped with and blocks the blade, block the blade and follow the auger delivery axle is rotatory for block the powder and get into the front end bearing.

As a further improvement, the front end and the rear end of the spiral conveying shaft are both provided with sealing packing.

As a further improvement, the front end and the rear end of the spiral conveying shaft are both provided with springs, and the springs are used for tightly supporting the sealing packing.

As a further improvement, the spiral conveying shaft is provided with a crushing blade, and the crushing blade follows the spiral conveying shaft rotates for crushing the powder.

As a further improvement of the utility model, the air inlet is connected with the inflator pump through an air pipe.

As a further improvement of the utility model, drive arrangement includes driving motor, the auger delivery axle passes through the shaft coupling and is connected with driving motor.

As a further improvement, the feed inlet is connected with the stock bin.

The utility model has the advantages that:

the utility model discloses a powder feeding mechanism can be with the leading-in casing of external gas in through the air inlet through setting up the air inlet at casing both ends, produces the air current from the casing both ends to the centre in making the casing, avoids the powder adhesion on front end bearing and rear end bearing, guarantees the normal operation of bearing, guarantees the normal work of whole mechanism.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of a powder feeding mechanism in an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of a powder feeding mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a barrier blade and a crushing blade according to an embodiment of the present invention.

Description of the labeling: 100. a housing; 110. a feed inlet; 120. a discharge port; 130. an air inlet; 10. a screw conveying shaft; 11. a helical blade; 20. a drive device; 31. a front end bearing; 32. a rear end bearing; 40. a spring; 50. sealing the packing; 60. a coupling; 70. a barrier blade; 80. and (5) crushing the blades.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1 to 3, in order to provide a powder feeding mechanism according to an embodiment of the present invention, the powder feeding mechanism includes a housing 100, a conveying screw 10 disposed in the housing 100, and a driving device 20 for driving the conveying screw 10 to rotate. Specifically, the driving device 20 includes a driving motor, and the conveying screw shaft 10 is connected to the driving motor through a coupling 60.

The upper part of the shell 100 is provided with a feeding hole 110, the bottom of the shell 100 is provided with a discharging hole 120, the spiral conveying shaft 10 is provided with a spiral blade 11, and the front end and the rear end of the spiral conveying shaft 10 are respectively connected with the shell 100 through a front end bearing 130 and a rear end bearing 140. In this embodiment, feed inlet 110 is connected with the feed bin, is equipped with crushing blade 11 on the auger delivery axle 10, and crushing blade 11 is rotatory along with auger delivery axle 10 for with the powder breakage, realize the at the uniform velocity feed, avoid the powder to pile up.

Both ends of the housing 100 are provided with air inlets 130, the air inlets 130 can introduce external air into the housing 100 from both ends, generate air flow from both ends of the housing 100 to the middle, and simultaneously drive the air flow disturbance inside the housing 100, thereby avoiding the powder adhering to the front end bearing 31 and the rear end bearing 32. Specifically, the air inlet 130 may be connected to an inflator through an air pipe, and air may be input into the housing 100 through the inflator.

In this embodiment, the front end of the conveying screw 10 is provided with a blocking blade 70, and the blocking blade 70 rotates along with the conveying screw 10 to generate wind toward the end of the conveying screw 10 for blocking the powder from entering the front end of the conveying screw 10 and further entering the front end bearing 31.

In this embodiment, the spiral conveying shaft 10 is provided with a spring 40 and a sealing packing 50 at both the front end and the rear end, and the spring 40 tightly presses the sealing packing 50.

When feeding, powder enters the housing 100 through the feeding port 110, the driving device 20 drives the conveying screw 10 to rotate, the powder is conveyed from the rear end to the front end of the conveying screw 10, and the powder is discharged from the discharging port 120. Meanwhile, air is blown into the housing 100 from the air inlets 130 at both ends of the housing 100, and air flows from both ends of the housing 100 to the middle are generated in the housing 100, thereby preventing the powder from adhering to the front end bearing 31 and the rear end bearing 32.

The utility model has the advantages that:

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A powder supply mechanism comprising: the spiral conveying device comprises a shell, a spiral conveying shaft and a driving device, wherein the spiral conveying shaft is arranged in the shell, the driving device drives the spiral conveying shaft to rotate, a feeding hole is formed in the upper portion of the shell, a discharging hole is formed in the bottom of the shell, spiral blades are arranged on the spiral conveying shaft, and the front end and the rear end of the spiral conveying shaft are respectively connected with the shell through a front end bearing and a rear end bearing; the novel bearing is characterized in that air inlets are formed in two ends of the shell, external air can be introduced into the shell from the two ends through the air inlets, air flow from the two ends of the shell to the middle is generated, and powder is prevented from being adhered to the front end bearing and the rear end bearing.

2. The powder feeding mechanism of claim 1, wherein a blocking blade is provided at a front end of said auger shaft, said blocking blade rotating with said auger shaft for blocking powder from entering said front end bearing.

3. The powder feeding mechanism of claim 1, wherein the screw conveyor shaft is provided with sealing packing at both the front end and the rear end.

4. The powder feeding mechanism of claim 3, wherein springs are provided at both the front end and the rear end of the screw conveying shaft, and the springs tightly press the sealing packing.

5. The powder feeding mechanism of claim 1, wherein said auger shaft is provided with crushing blades which rotate with said auger shaft for crushing the powder.

6. The powder feeding mechanism of claim 1, wherein said air inlet is connected to an inflator via an air tube.

7. The powder feeding mechanism of claim 1, wherein said drive means comprises a drive motor, and said auger shaft is coupled to said drive motor by a coupling.

8. The powder feeding mechanism of claim 1, wherein the feed inlet is connected to a silo.