CN220657309U

CN220657309U - Stirring and separating device for powder metallurgy engine accessory

Info

Publication number: CN220657309U
Application number: CN202322209937.7U
Authority: CN
Inventors: 甘义
Original assignee: Wuhu Ruichang Powder Materials Co ltd
Current assignee: Wuhu Ruichang Powder Materials Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-03-26
Anticipated expiration: 2033-08-17

Abstract

The utility model provides a stirring and separating device for powder metallurgy engine accessories, which belongs to the technical field of powder metallurgy and comprises a stirring tank, wherein a stirring and screening mechanism is arranged in the stirring tank and comprises a driving motor, a rotating shaft, a filter screen, four stirring racks and a plurality of groups of stirring rods; be provided with two discharge ports on stirring jar of dialling work or material rest side region, this device can screen engine accessory powder metallurgy's raw and other materials through stirring screening mechanism's filter screen, makes the great raw and other materials of granule separated, prevents that the cohesion between the granule also from getting worse, leads to the product surface coarse, can stir the mixing to the raw and other materials that meet the requirements simultaneously, discharges the raw and other materials that do not meet the requirements on the filter screen simultaneously, prevents that the filter screen from blockking up, need not to shut down to maintain, improves machining efficiency.

Description

Stirring and separating device for powder metallurgy engine accessory

Technical Field

The utility model mainly relates to the technical field of powder metallurgy, in particular to a stirring and separating device for powder metallurgy engine accessories.

Background

An engine is a machine capable of converting other forms of energy into mechanical energy, and the engine is assembled by assembling a large number of parts, and part of the engine parts are manufactured by using powder metallurgy technology, wherein metal powder is manufactured or a mixture of metal powder and non-metal powder is used as a raw material, and the metal powder, the composite material and various types of products are manufactured by forming and sintering.

In the powder metallurgy process, various raw material powders are required to be mixed, but the powder metallurgy has higher requirements on the particles of the raw material powders, if the particles are too large, the surface of a product is rough, the quality is affected, the binding force among the particles is also poor, the product performance is affected, the traditional screen is easy to block materials, and after long-time use, shutdown maintenance is required, and the filtering efficiency is low.

Disclosure of Invention

The utility model mainly provides a stirring and separating device for powder metallurgy engine accessories, which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

the stirring and separating device for the powder metallurgy engine accessory comprises a stirring tank, wherein a feed inlet is formed in one side of the top of the stirring tank, and a discharge outlet is formed in the bottom of the stirring tank;

the stirring and screening mechanism comprises a driving motor arranged at the center of the top of the stirring tank, a rotating shaft connected with the output end of the driving motor and positioned in the stirring tank, a filter screen arranged in the stirring tank, four stirring frames which are arranged on the rotating shaft and positioned at the top of the filter screen and are circumferentially distributed, and a plurality of groups of stirring rods which are arranged on the rotating shaft and positioned at the bottom of the filter screen and are circumferentially distributed;

two discharge ports are arranged on the stirring tank in the side edge area of the stirring frame.

Further, a closed cover is rotatably connected and installed at the top feed inlet of the stirring tank through a hinge seat, and a handle is installed at the top of the closed cover.

Further, the bottom area of the stirring tank is of a funnel-shaped structure, and an electromagnetic valve is installed at the discharge hole of the stirring tank.

Furthermore, two hollow guide barrels are arranged on the outer side wall of the stirring tank, and the top of each guide barrel is communicated with the discharge port.

Further, the four material stirring frames are of arc structures, and the rotation direction of the driving motor is consistent with the arc protrusion direction of the material stirring frames.

Further, the rotating shaft is composed of a first rotating shaft in the top area of the filter screen and a second rotating shaft in the bottom area of the filter screen, a threaded shaft is installed at the top of the second rotating shaft, and the threaded shaft is connected with the bottom of the first rotating shaft in an internal and external thread mode.

Furthermore, collars are arranged among the four material shifting frames, threads are arranged on the outer wall of the bottom area of the first rotating shaft, and the collars are connected with the bottom of the first rotating shaft in an internal and external thread mode.

Compared with the prior art, the utility model has the beneficial effects that:

firstly, the device can screen the raw materials of the engine accessory powder metallurgy through the filter screen of the stirring screening mechanism, so that the raw materials with larger particles are separated, and the phenomenon that the binding force among the particles is poor and the surface of a product is rough is prevented;

secondly, this device is through stirring screening mechanism's driving motor, pivot, dial work or material rest, puddler's cooperation, can stir the mixture to the raw and other materials that meet the requirements, discharges the raw and other materials that do not meet the requirements on the filter screen simultaneously, prevents that the filter screen from blockking up, need not to shut down and maintain, improves machining efficiency.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a cross-sectional structure of a stirred tank of the present utility model at a first perspective;

FIG. 3 is a schematic diagram of a cross-sectional structure of a stirred tank of the present utility model at a second perspective;

fig. 4 is an exploded view of the shaft region structure of the present utility model.

In the figure: 10. a stirring tank; 11. a discharge port; 12. an electromagnetic valve; 20. a stirring and screening mechanism; 21. a filter screen; 22. a driving motor; 23. a rotating shaft; 231. a first rotating shaft; 232. a second rotating shaft; 233. a threaded shaft; 24. a kick-out frame; 241. a collar; 25. a stirring rod; 30. closing the cover; 31. a handle; 40. and a guide cylinder.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

1-4, a stirring and separating device for powder metallurgy engine accessories comprises a stirring tank 10, wherein one side of the top of the stirring tank 10 is provided with a feed inlet, and the bottom of the stirring tank 10 is provided with a discharge outlet;

the stirring and screening device comprises a stirring and screening mechanism 20, a driving motor 22 arranged in the center of the top of the stirring tank 10, a rotating shaft 23 connected with the output end of the driving motor 22 and positioned in the stirring tank 10, a filter screen 21 arranged in the stirring tank 10, four stirring frames 24 which are arranged on the rotating shaft 23 and positioned at the top of the filter screen 21 and are circumferentially distributed, and a plurality of groups of stirring rods 25 which are arranged on the rotating shaft 23 and positioned at the bottom of the filter screen 21;

two discharge openings 11 are provided in the agitator tank 10 in the lateral region of the deflector 24.

Specifically, referring to fig. 1, a closing cover 30 is rotatably connected to the top feed inlet of the stirring tank 10 via a hinge seat, and a handle 31 is mounted on the top of the closing cover 30;

in the present embodiment, the closing lid 30 is closed in a normal state, so that foreign substances can be prevented from entering the inside of the stirring tank 10, and filtration and mixing of powder metallurgy affecting engine accessories can be prevented.

Specifically, referring to fig. 2, the bottom area of the stirring tank 10 is of a funnel-shaped structure, and an electromagnetic valve 12 is installed at the discharge port of the stirring tank 10;

in the present embodiment, the hopper-structured stirring tank 10 can better discharge the powder metallurgy raw material of the engine accessory, and the discharge time can be controlled by the solenoid valve 12.

Further, two hollow guide barrels 40 are installed on the outer side wall of the stirring tank 10, and the top of each guide barrel 40 is communicated with the corresponding exhaust port 11;

in this embodiment, the guide cylinder 40 may guide the raw materials discharged from the discharge port 11, which do not conform to the mixing diameter, and may prevent the collection device from collecting the raw materials at the bottom of the guide cylinder 40, grind the raw materials, and mix the raw materials.

Specifically, please refer to fig. 2 and fig. 3, the four material-shifting frames 24 are all arc-shaped, and the rotation direction of the driving motor 22 is consistent with the arc-shaped protruding direction of the material-shifting frame 24;

in this embodiment, it should be noted that, in the process of driving rotation along with the driving motor 22, the kick-out stand 24 with an arc structure toggles the unqualified raw materials on the filter screen 21, and when the raw materials contact the side wall of the kick-out stand 24, the raw materials continuously move towards the outer ring along with the rotation of the kick-out stand 24, and finally are discharged from the discharge port 11.

Specifically, referring to fig. 4, the rotating shaft 23 is composed of a first rotating shaft 231 at the top area of the filter screen 21 and a second rotating shaft 232 at the bottom area of the filter screen 21, a threaded shaft 233 is mounted at the top of the second rotating shaft 232, and the threaded shaft 233 is connected with the bottom of the first rotating shaft 231 by internal and external threads;

in this embodiment, it should be noted that, the whole stirring tank 10 may be disassembled, when the stirring tank 10 needs to be cleaned after long-time use, the stirring tank 10 may be opened, and the second rotating shaft 232 and the first rotating shaft 231 are separated, so that the second rotating shaft 232 and the stirring rod 25 are separately disassembled and cleaned or replaced, and convenience and replacement cost are increased.

Further, collars 241 are installed between the four material shifting frames 24, threads are provided on the outer wall of the bottom area of the first rotating shaft 231, and the collars 241 are connected with the bottom of the first rotating shaft 231 through internal and external threads;

in this embodiment, it should be noted that, when the same material shifting frame 24 needs to be replaced, the collar 241 is rotated after the second rotating shaft 232 is removed, so that the material shifting frame 24 can be conveniently and quickly disassembled, and the subsequent cleaning or replacement is facilitated.

The specific operation mode of the utility model is as follows:

firstly, raw materials for powder metallurgy of engine accessories are slowly injected into a stirring tank 10, when the raw materials fall into a filter screen 21, raw materials meeting the required particle diameter penetrate through the filter screen 21 to the bottom area of the stirring tank 10, a rotating shaft 23 can be rotated through the operation of a driving motor 22, so that a stirring rod 25 stirs and mixes qualified raw materials, raw materials not meeting the required particle diameter can stay at the top of the filter screen 21, along with the rotation of a stirring frame 24 to continuously move towards the outer circle, part of raw materials not screened meeting the required raw materials penetrate through the filter screen 21 in the moving process, and finally, raw materials not meeting the requirements enter into a guide cylinder 40 through a discharge port 11, collection of collection devices can be prevented at the bottom of the guide cylinder 40, and the unqualified raw materials are mixed after being milled.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims

1. The stirring and separating device for the powder metallurgy engine accessory comprises a stirring tank (10) and is characterized in that a feed inlet is formed in one side of the top of the stirring tank (10), and a discharge outlet is formed in the bottom of the stirring tank (10);

the stirring and screening device is characterized in that a stirring and screening mechanism (20) is arranged in the stirring tank (10), the stirring and screening mechanism (20) comprises a driving motor (22) arranged at the center of the top of the stirring tank (10), a rotating shaft (23) connected with the output end of the driving motor (22) and positioned in the stirring tank (10), a filter screen (21) arranged in the stirring tank (10), four stirring racks (24) which are arranged on the rotating shaft (23) and positioned at the top of the filter screen (21) and are circumferentially distributed, and a plurality of groups of stirring rods (25) which are arranged on the rotating shaft (23) and positioned at the bottom of the filter screen (21) and are circumferentially distributed;

two discharge ports (11) are arranged on the stirring tank (10) in the side edge area of the stirring frame (24).

2. The stirring separation device of the powder metallurgy engine accessory according to claim 1, wherein a closing cover (30) is rotatably connected and installed at a top feed port of the stirring tank (10) through a hinge seat, and a handle (31) is installed at the top of the closing cover (30).

3. The stirring separation device of the powder metallurgy engine accessory according to claim 1, wherein the bottom area of the stirring tank (10) is of a funnel-shaped structure, and a solenoid valve (12) is arranged at a discharge port of the stirring tank (10).

4. The stirring separation device of the powder metallurgy engine accessory according to claim 1, wherein two hollow guide barrels (40) are arranged on the outer side wall of the stirring tank (10), and the top of each guide barrel (40) is communicated with the exhaust port (11).

5. The stirring separation device of the powder metallurgy engine accessory according to claim 1, wherein the four material stirring frames (24) are of arc-shaped structures, and the rotation direction of the driving motor (22) is consistent with the arc-shaped protrusion direction of the material stirring frames (24).

6. A stirring and separating device for powder metallurgy engine fittings according to claim 1, characterized in that the shaft (23) consists of a first shaft (231) in the top area of the filter screen (21) and a second shaft (232) in the bottom area of the filter screen (21), the top of the second shaft (232) is provided with a threaded shaft (233), and the threaded shaft (233) is connected to the bottom of the first shaft (231) by means of internal and external threads.

7. The stirring separation device of the powder metallurgy engine accessory according to claim 6, wherein a collar (241) is installed between the four stirring frames (24), threads are arranged on the outer wall of the bottom area of the first rotating shaft (231), and the collar (241) and the bottom of the first rotating shaft (231) are connected in an internal and external thread mode.