CN220596391U - Blanking device and charging station - Google Patents

Abstract

The utility model provides a blanking device, which comprises a buffering bin, wherein a blanking port is arranged on the buffering bin, a first rotating shaft connected to the blanking port is arranged in the buffering bin, the first rotating shaft is connected with a first motor, a spiral blanking piece is arranged at one end of the blanking port along the first rotating shaft, and the spiral blanking piece is configured to be capable of rotating to bring powder in the buffering bin out of the blanking port; the first rotating shaft is sleeved with a second rotating shaft, the second rotating shaft is connected to a second motor, and stirring blades suitable for rotating in the cache bin are arranged on the second rotating shaft. The utility model also provides a charging station, which improves the accuracy of charging control and can improve charging efficiency.

Description

Blanking device and charging station

Technical Field

The utility model relates to the technical field of powder charging devices, in particular to a blanking device and a charging station.

Background

In the new energy battery production process, chemical reaction of powder is involved, and the powder falls into a bowl body through a storage bin and is conveyed to a reaction area through the bowl body. The powder is generally blanked through the blanking machine during blanking, and the blanking machine can be used for controlling the blanking quantity. However, in the conventional blanking machine, the control of the blanking amount is not accurate enough, mainly in that the unit blanking amount is difficult to control, and blanking control is performed by a predetermined blanking amount at the time of blanking, for example, the blanking opening time is preset, and the blanking amount of each time is predicted according to the blanking speed, so that the constant-throw control is performed. However, in actual production, the problem of insufficient blanking amount often occurs due to powder blocking at a blanking port or insufficient powder, so that the bowl body is conveyed to the next station when not filled with powder, and the production is affected.

Disclosure of Invention

The utility model discloses a blanking device, which is simple in structure and convenient to operate, and aims to solve the problem that the blanking control of the existing blanking device is inaccurate.

The utility model adopts the following scheme:

the application provides a blanking device, which comprises a buffering bin, wherein a blanking port is arranged on the buffering bin, a first rotating shaft connected to the blanking port is arranged in the buffering bin, the first rotating shaft is connected with a first motor, a spiral blanking piece is arranged at one end of the blanking port along the first rotating shaft, and the spiral blanking piece is configured to be capable of taking powder in the buffering bin out of the blanking port through rotation; the first rotating shaft is sleeved with a second rotating shaft, the second rotating shaft is connected to a second motor, and stirring blades suitable for rotating in the cache bin are arranged on the second rotating shaft.

Further, the stirring blade comprises a first blade and a second blade, wherein the first blade is connected with the second rotating shaft, the second blade is connected with the tail end of the first blade and extends towards the direction of the blanking port, and a deflection surface is formed on the second blade.

Further, a weighing system is arranged in the buffering bin.

Further, an openable flip is arranged outside the blanking port.

The utility model also provides a charging station which comprises the blanking device of any one of the above.

Further, a discharge port of the blanking device is connected to a charging station; a transition bin is connected above the blanking device; the charging station is connected with a reverse throwing mechanism.

Further, the transition bin is provided with a first discharge hole and a second discharge hole, and the first discharge hole and the second discharge hole are respectively connected with two blanking devices which are arranged in parallel.

Further, two corresponding blanking devices of first discharge gate and second discharge gate are connected to the charging station, be provided with pipeline device in the charging station, pipeline device is suitable for two alms bowl bodies to two simultaneously under the blanking device, and be provided with weighing device on the pipeline device.

Further, a closed box body is arranged at the outer side of the charging station, and openable gates are arranged at two ends of the closed box body, which are positioned at the assembly line device.

Further, the reverse projection mechanism is connected to the closed casing.

The beneficial effects are that:

according to the utility model, the spiral blanking piece is arranged at the blanking port, powder in the buffer bin is conveyed out of the blanking port by rotating the spiral blanking piece at the blanking port, and the blanking quantity can be controlled by controlling the rotating speed; simultaneously still be provided with stirring vane in the cache storehouse inside, stirring vane's rotation with spiral blanking piece motion separation, two are respectively worked, and for example both rotation direction can set up differently for the powder reaches the blanking mouth under stirring vane's stirring more easily, and here stirring vane's second pivot is established in first pivot makes inside mechanism compact. Through this scheme is convenient for control blanking volume blanking simultaneously stable.

Drawings

FIG. 1 is a schematic view of the overall construction of a loading station according to an embodiment of the present utility model;

FIG. 2 is another schematic view of a loading station according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a loading station configuration of a loading station according to an embodiment of the present utility model;

FIG. 4 is another schematic view of the loading station according to the embodiment of the present utility model;

fig. 5 is a schematic structural view of a blanking device of a loading station according to an embodiment of the present utility model;

FIG. 6 is a schematic cross-sectional view of a blanking device of a loading station according to an embodiment of the present utility model;

FIG. 7 is a schematic view showing a structure of a stirring blade of a blanking device of a loading station according to an embodiment of the present utility model;

reference numerals: mounting table 1, transition bin 2, first discharge gate 21, second discharge gate 22, reverse casting mechanism 3, vacuum device 31, doffer 4, buffer bin 41, doffer 411, reverse casting port 412, feed inlet 413, first rotation shaft 42, first motor 43, spiral doffer 44, second rotation shaft 45, second motor 46, stirring blade 47, first blade 471, second blade 472, deflection surface 4721, weighing sensor 48, flip cover 49, charging station 5, closed box 51, assembly line device 52, openable gate 53, weighing device 54, bowl 6.

Detailed Description

As shown in connection with fig. 1 to 7, the present embodiment provides a loading station comprising a blanking device 4. A transition bin 2 connected with the cache bin 41 is arranged above the charging station, and the transition bin 2 is connected with an inverse projection mechanism 3.

As shown in fig. 1 to 4, in this embodiment, an installation table 1 is provided, the transition bin 2 and the blanking device 4 are disposed on the installation table 1, and the installation table 1 is provided with stairs and fences, so that the maintenance of users is facilitated. The transition bin 2 is used for receiving powder falling from the collecting bin, and the powder can be filtered, weighed and the like in the transition bin 2. The transition bin 2 below is provided with first discharge gate 21 and second discharge gate 22, just first discharge gate 21 and second discharge gate 22 are connected with two parallel arrangement respectively through the discharging pipe doffer 4 to can carry out the charge to four alms bowl bodies 6 simultaneously on a transition bin 2. A feeding station 5 is arranged below the blanking device 4, the feeding station 5 comprises a closed box body 51 and a flow line device 52 arranged in the closed box body 51, the flow line device 52 is suitable for conveying at least two bowl bodies 6, and a limiting rod is arranged at the front end of the flow line in the moving direction so as to limit the movement of the bowl bodies 6 during loading. Two charging stations 5 are correspondingly arranged below the first discharging hole 21 and the second discharging hole 22, and two blanking devices 4 of the same discharging hole correspond to the same assembly line device 52, so that the same discharging hole can charge two bowls 6 at the same time. Further, a weighing device 54 is arranged on the assembly line device 52, the weighing device 54 is connected to a control system, and the control system can be connected to the blanking device 4, so that when the powder in the bowl body 6 is judged to be full, the blanking device 4 is controlled to stop blanking, and the powder waste is prevented. Openable gates 53 are arranged at two ends of the closed box body 51, which are positioned at the pipeline device 52, and the bowl body 6 can be moved in and out by controlling the openable gates 53. In this embodiment, the inverse projection mechanism 3 is connected to the closed box 51, so that the powder floating in the closed box 51 can be sucked by vacuum adsorption, and then the collected powder is put into the transition bin 2 or directly into the buffer bin 41. Specifically, the reverse casting mechanism 3 comprises a vacuum device 31 and a reverse casting bin, and the reverse casting bin is connected with the transition bin 2 and the charging station 5 through pipelines so as to absorb powder dispersed in the air of the sealed box body 51 in the charging process and prevent excessive powder from influencing transmission parts in the charging station 5.

As shown in fig. 5 to 7, the blanking device 4 according to the present embodiment includes a buffer bin 41, a blanking port 411 is provided on the buffer bin 41, a first rotating shaft 42 connected to the blanking port 411 is provided in the buffer bin 41, the first rotating shaft 42 is connected to a first motor 43, a spiral blanking piece 44 is provided along the first rotating shaft 42 at one end of the blanking port 411, and the spiral blanking piece 44 is configured to rotate to bring powder in the buffer bin 41 out of the blanking port 411; the second rotating shaft 45 is sleeved outside the first rotating shaft 42, the second rotating shaft 45 is connected to the second motor 46, and stirring blades 47 suitable for rotating in the buffer bin 41 are arranged on the second rotating shaft 45.

As shown in fig. 6, the first rotating shaft 42 and the second rotating shaft 45 are controlled to rotate by the first motor 43 and the second motor 46, respectively, and the second rotating shaft 45 is configured in a hollow sleeve shape so as to be sleeved outside the first rotating shaft 42 by a bearing, so that the two rotating shafts do not affect each other when rotating in the cache compartment 41, and the two rotating shafts do not interfere each other. The spiral blanking piece 44 is a spiral blade extending along the outer side of the first rotating shaft 42, and powder falls onto the spiral blade, and in the rotating process of the first rotating shaft 42, the powder is transported to the outlet of the blanking port 411 continuously through the spiral blade. Here, the gap between the spiral blanking piece 44 and the inner wall of the blanking port 411 is small, and the powder does not fall from the gap due to the interaction of the powder and the small pressure inside the buffer bin 41. The buffer bin 41 is also internally provided with a weighing system which comprises a weighing sensor 48, so that the weight in the buffer bin 41 can be monitored in real time, the weighing system is matched with a weighing device 54 arranged in the charging station 5, the loss in the material falling process is calculated, and meanwhile, the feeding of the transition bin 2 to the buffer bin 41 can be controlled according to the weighing system.

As shown in fig. 6 to 7, in the present embodiment, the stirring blade 47 includes a first blade 471 and a second blade 472, wherein the first blade 471 is connected to the second rotating shaft 45, the second blade 472 is connected to a distal end of the first blade 471 and extends toward the blanking port 411, and the second blade 472 is formed with a deflection surface 4721. The first blade 471, the second blade 472 and the second rotating shaft 45 form a triangle shape, and the extending direction of the second blade 472 can be parallel to the conical surface of the conical buffer bin 41, and the deflection surface 4721 is arranged on the second blade 472, so that the deflection surface 4721 can push the powder to move when rotating, thereby playing a role of stirring. Here, the rotation direction of the stirring blade 47 may be opposite to the rotation direction of the spiral blanking piece 44, so as to help to push the powder to the blanking port 411 and into the spiral blanking piece 44. In an embodiment, an openable flip cover 49 is further disposed outside the blanking port 411. The openable flip 49 may open or close the blanking port 411, and may open when loading, and close when stopping loading, so as to prevent powder from falling.

In this embodiment, the top of the buffer bin 41 is provided with a feeding port 413 connected to the transition bin 2 and a reverse casting port 412 connected to the reverse casting mechanism 3, and powder collected by the reverse casting mechanism 3 can be directly put into the buffer bin 41 through the reverse casting port 412.

According to the utility model, the blanking device 4 is arranged to improve the blanking quantity accuracy, and the plurality of blanking devices 4 are arranged to charge the plurality of bowl bodies 6 at the same time, so that the charging efficiency can be improved, and the working efficiency of the whole production line is improved.

It should be understood that: the above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model.

The description of the drawings in the embodiments above illustrates only certain embodiments of the utility model and should not be taken as limiting the scope, since other related drawings may be made by those of ordinary skill in the art without the benefit of the inventive faculty.

Claims (10)

1. The utility model provides a doffer, includes the buffering storehouse, be provided with blanking mouth on the buffering storehouse, its characterized in that: a first rotating shaft connected to the blanking port is arranged in the cache bin, the first rotating shaft is connected with a first motor, a spiral blanking piece is arranged at one end of the blanking port along the first rotating shaft, and the spiral blanking piece is configured to be capable of taking powder in the cache bin out of the blanking port through rotation; the first rotating shaft is sleeved with a second rotating shaft, the second rotating shaft is connected to a second motor, and stirring blades suitable for rotating in the cache bin are arranged on the second rotating shaft.

2. The blanking device of claim 1, wherein the stirring blade includes a first blade and a second blade, wherein the first blade is connected to the second shaft, and the second blade is connected to a distal end of the first blade and extends in a direction toward the blanking port; the second blade is formed with a deflection surface.

3. The blanking device of claim 2 wherein a weighing device is disposed within the buffer bin.

4. The blanking device of claim 1 wherein an openable flip is further provided on the exterior of the blanking port.

5. A loading station comprising a blanking device according to any one of claims 1-4.

6. The filling station according to claim 5, characterized in that the discharge opening of the blanking device is connected to the filling station; a transition bin is connected above the blanking device; the charging station is connected with a reverse throwing mechanism.

7. The filling station according to claim 6, characterized in that the transition bin is provided with a first discharge opening and a second discharge opening, and the first discharge opening and the second discharge opening are respectively connected with two parallel-arranged blanking devices.

8. The loading station of claim 7, wherein two of said blanking devices corresponding to said first and second discharge ports are connected to said loading station, a flow line device is provided in said loading station, said flow line device is adapted to simultaneously deliver two bowls directly below two of said blanking devices, and a weighing device is provided on said flow line device.

9. The loading station of claim 8, wherein a closed box is arranged outside the loading station, and openable gates are arranged at two ends of the closed box, which are positioned on the assembly line device.

10. The filling station according to claim 9, wherein the anti-projection mechanism is connected to the enclosure.