Discharging mechanism for metal powder dehydration

Abstract

The utility model relates to the technical field of metal powder production equipment, in particular to a discharging mechanism for metal powder dehydration, which comprises a stirring part for stirring iron powder and a quantity control part for controlling the pouring quantity of the iron powder, and the stirring part and the quantity control part are arranged in a centrifugal machine. The stirring component is composed of a first motor, a vertical rod and stirring rods, the first motor is located above the centrifugal machine, the output end of the first motor is connected with the vertical rod, the two sides of the vertical rod are connected with the multiple stirring rods at equal intervals, and the quantity control component is composed of a bearing plate, a leakage net and a baffle. The problems that in the prior art, the feeding amount of fine iron powder cannot be controlled, powder caking is likely to occur when the fine iron powder is completely poured at a time, powder distribution in a centrifugal machine is uneven, the dehydration effect and the drying degree of the powder are affected, if the powder is caked, the drying time is prolonged, and energy consumption of a machine is increased are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal powder production equipment technical field, concretely is a metal powder dewatering's discharging mechanism. BACKGROUND

[0002] Metal powder usually contains a certain amount of moisture, when these powders are processed at high temperature (for example in smelting or hot pressing process), moisture will evaporate and may cause the risk of explosion or fire, through dehydration treatment, can significantly reduce this risk, the metal powder after dehydration usually has better flowability and compactibility, this is conducive to subsequent forming and processing process, in some applications, the moisture content of metal powder will directly affect the performance of the final product, by precisely controlling the moisture content of the powder, can optimize the mechanical and electrical properties of the product.

[0003] In the prior art, one of the ways of metal powder dehydration is to use a centrifuge dedicated to powder dehydration to dehydrate the powder, for example, when iron concentrate powder is commonly dehydrated, the high-speed rotation of the centrifuge makes the solid particles quickly precipitate, and the residual liquid is discharged, thereby realizing dehydration, at present, the feed inlet of most centrifuges is designed as a circular opening slot and is arranged at the top of the centrifuge, the iron concentrate powder is poured into the feed inlet by artificial, and directly falls into the drum or cylinder of the centrifuge, this feeding mode cannot control the feeding amount of the iron concentrate powder, and the one-time all pouring is easy to cause powder caking, resulting in uneven distribution of the powder in the centrifuge, affecting the dehydration effect and the drying degree of the powder, if the powder is caked, the drying time will be prolonged, and the energy consumption of the machine is increased. SUMMARY

[0004] The utility model discloses a metal powder dewatering's discharging mechanism to solve the problem in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The utility model provides a centrifuge, including the stirring part for stirring iron powder and the control component for controlling iron powder pouring amount, the stirring part and control component set up in the inside of centrifuge, the stirring part is by first motor, vertical rod, stirring rod constitutes, first motor is located the top of centrifuge, the output of first motor is connected with vertical rod, the both sides of vertical rod are connected with a plurality of interval same stirring rod, and stirring rod rotates and is even stirred to the iron powder of pouring, and the control component is by receiving plate, screen and baffle constitutes, the both sides of receiving plate inside are provided with screen, and screen is semicircle, and the shape and size of baffle are same with screen, when baffle is located screen directly below, can coincide with screen completely, covers screen from below, when baffle moves away, the iron powder located receiving plate top can drop from screen only.

[0007] Preferably, the upper side of the control component is connected with a driving component, which is composed of a top box, a second motor, a driving roller, a belt, a driven roller, a connecting rod and a connecting sheet.

[0008] The top box is connected to the both sides of the upper side of the centrifuge, the top of the inside of the top box is connected with the second motor, the output of the second motor is connected with the driving roller, the outside of the driving roller is provided with the belt, and the belt is in transmission connection with the driven roller. After the second motor is started, the output end drives the driving roller to rotate, and the belt outside the driving roller also rotates.

[0009] Preferably, the central shaft of the driven roller is connected with the connecting rod, the lower side of the connecting rod is connected with the connecting sheet, and the connecting sheet is connected with the baffle. When the driven roller starts to rotate, the connecting rod connected with the central shaft of the driven roller also rotates, and the connecting sheet at one end of the connecting rod and the baffle change the angle with the rotation of the connecting rod.

[0010] Preferably, referring to the drawings, Figure 1 Preferably, the upper side of the centrifuge is provided with a bucket-shaped groove, the upper side of the bucket-shaped groove is connected with a horizontal plate, the upper side of the horizontal plate is connected with the first motor, the inside of the bucket-shaped groove is provided with a feeding port, and the feeding ports are uniformly distributed on the both sides of the horizontal plate. When the iron powder is fed, it is poured through the feeding port in the inside of the bucket-shaped groove.

[0011] Preferably, the lower side of the receiving plate is connected with a stand column, the stand column is located in the inside of the centrifuge, and the stand column is connected with the receiving plate, so that the receiving plate can be fixed in the centrifuge.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] In the utility model, after the iron powder is poured into the centrifugal machine, the first motor controls the vertical rod to start rotating, and drives the stirring rod located at the two sides of the vertical rod to rotate, so that the stirring rod can uniformly stir the poured iron powder, if there is agglomerated iron powder, the agglomeration can be broken, and the situation that the iron powder is agglomerated into blocks is avoided, the iron powder after stirring is leaked from the screen, and the control component is started at the same time, the angle of rotation of the baffle is controlled by the driving component, since the baffle and the screen are completely matched in shape and size, when the baffle stays below the screen, the iron powder above the screen stops falling, only when the angle of the baffle is adjusted again, and the position of the screen is deflected, the iron powder can fall into the centrifugal machine again, in this way, the quantity of the iron powder poured into the centrifugal machine can be controlled, the problems that the feeding quantity of the iron powder cannot be controlled in the prior art, the powder is easily agglomerated when poured all at once, the powder is unevenly distributed in the centrifugal machine, the dehydration effect and the drying degree of the powder are affected, and the drying time is prolonged if the powder is agglomerated, and the energy consumption of the machine is increased are solved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the centrifugal machine in the utility model;

[0015] Figure 2 It is a first internal structure schematic view of the centrifugal machine in the utility model;

[0016] Figure 3 It is a second internal structure schematic view of the centrifugal machine in the utility model;

[0017] Figure 4 It is an enlarged structure schematic view of A in the utility model; Figure 2

[0018] Figure 5 It is an enlarged structure schematic view of B in the utility model. Figure 3

[0019] In the drawing: centrifugal machine 1, top box 2, bucket-shaped groove 3, feeding port 4, first motor 5, horizontal plate 6, stirring rod 7, vertical rod 8, receiving plate 9, stand column 10, screen 11, connecting sheet 12, connecting rod 13, driven roller 14, second motor 15, driving roller 16, belt 17, baffle 18, stirring component 19, control component 20, driving component 21. DETAILED DESCRIPTION

[0020] In order to make the technical means and the purpose and the effect of the utility model easy to understand, the embodiments of the utility model are described in detail below combined with specific drawings.

[0021] ​​It should be noted that all the terms for indicating directionality and positional relationship in the present application, such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inner", "outer", "top", "low", "transverse", "longitudinal", "center" and the like, are only used to explain the relative positional relationship, connection condition and the like between components in a certain state (as shown in the drawings), and are only for the convenience of describing the present application, and thus cannot be understood as a limitation on the present application. In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features.

[0022] In the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection; can be directly connected, can also be indirectly connected through intermediate medium; can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the exemplary description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0024] Please refer to Figures 1-5 The present application provides a technical scheme:

[0025] The stirring part 19 for stirring the iron powder and the quantity control part 20 for controlling the pouring quantity of the iron powder are arranged in the centrifugal machine 1, the stirring part 19 is composed of the first motor 5, the vertical rod 8 and the stirring rod 7, the first motor 5 is located above the centrifugal machine 1, the output end of the first motor 5 is connected with the vertical rod 8, the two sides of the vertical rod 8 are connected with a plurality of stirring rods 7 with the same interval, the stirring rods 7 rotate to uniformly stir the poured iron powder, the quantity control part 20 is composed of the receiving plate 9, the mesh 11 and the baffle 18, the two sides of the inside of the receiving plate 9 are provided with the mesh 11, the mesh 11 is semicircular, the baffle 18 has the same shape and size as the mesh 11, when the baffle 18 is located directly below the mesh 11, the baffle 18 can completely coincide with the mesh 11 to cover the mesh 11 from below, when the baffle 18 moves away, the iron powder above the receiving plate 9 can fall from the mesh 11.

[0026] In use, after the iron powder is poured into the centrifugal machine, the first motor 5 controls the vertical rod 8 to start rotating, driving the stirring rods 7 on the two sides of the vertical rod 8 to rotate, so that the stirring rods 7 can uniformly stir the poured iron powder, and if there is agglomerated iron powder, the agglomerated iron powder can be broken up, and the situation that the iron powder is agglomerated into blocks is avoided, the iron powder after stirring falls from the mesh 11, at the same time, the quantity control part 20 is started, the baffle 18 is adjusted to rotate by the driving part, since the baffle 18 completely matches the shape and size of the mesh 11, when the baffle 18 stays below the mesh 11, the iron powder above the mesh 11 stops falling, only when the baffle 18 adjusts the angle again and the position of the mesh 11 is deflected, the iron powder can fall into the centrifugal machine 1 again, in this way, the quantity of the iron powder poured into the centrifugal machine 1 can be controlled, the problem that the quantity of the iron powder cannot be controlled in the prior art is solved, the situation that the iron powder is poured all at once and easily agglomerated is avoided, the powder is not uniformly distributed in the centrifugal machine, the dehydration effect and the drying degree of the powder are affected, if the powder is agglomerated, the drying time is prolonged, and the energy consumption of the machine is increased.

[0027] In a further preferred embodiment, the driving part 21 is connected above the quantity control part 20, the driving part 21 is composed of the top box 2, the second motor 15, the driving roller 16, the belt 17, the driven roller 14, the connecting rod 13 and the connecting piece 12.

[0028] The top box 2 is connected to the two sides above the centrifugal machine 1, the second motor 15 is connected to the top of the inside of the top box 2, the output end of the second motor 15 is connected with the driving roller 16, the driving roller 16 is provided with the belt 17 outside, and the belt 17 is in transmission connection with the driven roller 14.

[0029] In the application, the second motor 15 is started when the iron powder is stirred by the stirring part, and the second motor 15 controls the driving roller 16 to start rotating, and the belt 17 outside the driving roller 16 also rotates.

[0030] In a further preferable embodiment, the central shaft of the driven roller 14 is connected with a connecting rod 13, and the lower part of the connecting rod 13 is connected with a connecting sheet 12, wherein the connecting sheet 12 is connected with the baffle 18. When the driven roller 16 starts rotating, the connecting rod 13 connected with the central shaft of the driven roller 16 also rotates, and the connecting sheet 12 at one end of the connecting rod 13 and the baffle 18 change the angle with the rotation of the connecting rod 13.

[0031] In the application, the driven roller 14 and the connecting rod 13 can drive the connecting sheet 12 and the baffle 18 to rotate and adjust the angle, so that the baffle is displaced below the mesh 11 of the receiving plate 9, the mesh 11 is covered, and the iron powder is prevented from leaking. When the baffle 18 continues to adjust the angle and moves away from the position of the mesh 11, the iron powder can again seep into the centrifugal machine.

[0032] In a further preferable embodiment, referring to the drawings Figure 1 As shown in the drawings, the upper part of the centrifugal machine 1 is provided with a bucket-shaped groove 3, the upper part of the bucket-shaped groove 3 is connected with a horizontal plate 6, the upper part of the horizontal plate 6 is connected with a first motor 5, the inside of the bucket-shaped groove 3 is provided with a feeding port 4, and the feeding port 4 is uniformly distributed on both sides of the horizontal plate 6. When the iron powder is fed, it is poured through the feeding port 4 in the inside of the bucket-shaped groove 3.

[0033] In the application, the feeding port 4 is arranged on both sides of the bucket-shaped groove 3, the iron powder is poured from the feeding port 4, and the middle of the bucket-shaped groove 3 is provided with the horizontal plate 6 for bearing the first motor 5.

[0034] In a further preferable embodiment, the lower part of the receiving plate 9 is connected with a stand column 10, and the stand column 10 is located in the inside of the centrifugal machine 1, and the stand column 10 is connected with the receiving plate 9, so that the receiving plate 9 can be fixed in the centrifugal machine 1.

[0035] In the application, the stand column 10 is arranged in the inside of the centrifugal machine 1, the stand column 10 is fixed in the centrifugal machine 1, so that the receiving plate 9 above the stand column 10 can also be kept stable, and the iron powder can be easily leaked from the mesh 11.

[0036] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A discharge mechanism for dehydrating metal powder, characterized in that: It comprises a stirring component (19) for stirring the iron powder and a quantity control component (20) for controlling the amount of iron powder poured in, wherein the stirring component (19) and the quantity control component (20) are arranged inside the centrifuge (1); The stirring component (19) is composed of a first motor (5), a vertical rod (8), and a stirring rod (7). The first motor (5) is located above the centrifuge (1). The output end of the first motor (5) is connected to the vertical rod (8). Both sides of the vertical rod (8) are connected to a plurality of stirring rods (7) with the same spacing. The stirring rods (7) rotate to uniformly stir the poured iron powder. The control component (20) is composed of a receiving plate (9), a leakage screen (11) and a baffle (18). The leakage screen (11) is provided on both sides of the receiving plate (9). The leakage screen (11) is semicircular. The baffle (18) is the same in shape and size as the leakage screen (11). When the baffle (18) is located directly below the leakage screen (11), it can completely overlap with the leakage screen (11) and cover the leakage screen (11) from below. When the baffle (18) is removed, the iron powder located above the receiving plate (9) can fall from the leakage screen (11).

2. A discharge mechanism for metal powder dehydration according to claim 1, characterized in that: A driving component (21) is connected above the control component (20), and the driving component (21) is composed of a top box (2), a second motor (15), a driving roller (16), a belt (17), a driven roller (14), a connecting rod (13) and a connecting piece (12); The top box (2) is connected to both sides above the centrifuge (1), and the top of the top box (2) is connected to a second motor (15). The output end of the second motor (15) is connected to a driving roller (16). A belt (17) is provided on the outside of the driving roller (16), and the belt (17) is connected to the driven roller (14) in a transmission manner.

3. A discharge mechanism for metal powder dehydration according to claim 2, characterized in that: The central axis of the driven roller (14) is connected to a connecting rod (13), and a connecting piece (12) is connected below the connecting rod (13), wherein the connecting piece (12) is connected to the baffle (18).

4. The discharge mechanism for metal powder dehydration according to claim 1, characterized in that: A bucket-shaped trough (3) is provided above the centrifuge (1), a transverse plate (6) is connected above the bucket-shaped trough (3), a first motor (5) is connected above the transverse plate (6), and a feed port (4) is provided inside the bucket-shaped trough (3), and the feed ports (4) are evenly distributed on both sides of the transverse plate (6).

5. The discharge mechanism for metal powder dehydration according to claim 1, characterized in that: A column (10) is connected below the receiving plate (9), and the column (10) is located inside the centrifuge (1).

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