CN216989856U

CN216989856U - Powder metallurgy pressing equipment convenient to maintain

Info

Publication number: CN216989856U
Application number: CN202123247927.XU
Authority: CN
Inventors: 庞文宗
Original assignee: Kunshan Qingtengxin Metal Industrial Co ltd
Current assignee: Kunshan Qingtengxin Metal Industrial Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-19
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses powder metallurgy pressing equipment convenient to maintain, which comprises a shell, wherein a collecting groove is formed in the bottom inside the shell, an electric push rod is arranged at the top of the shell, a push plate is arranged at the output end of the electric push rod, an upper module is arranged in the middle of the bottom of the push plate, material vibrating assemblies are arranged on two sides of the bottom of the push plate, lower die grooves are formed in the middles of two ends inside the shell, a guide rod is sleeved in the middle of the bottom of each lower die groove, and a lower module matched with the upper module is arranged at the top of the guide rod; according to the utility model, through the mutual matching among the rack, the push plate, the spring B, the impact rod, the cam, the gear and the rotating rod, the device can drive the impact rod to impact the lower die groove when the upper die block is controlled to move downwards for die assembly, so that powder in the lower die groove is uniformly spread under the vibration action, the phenomena of uneven strength and poor quality of a pressed finished product caused by uneven powder distribution are prevented, and the processing precision of the device is improved.

Description

Powder metallurgy pressing equipment convenient to maintain

Technical Field

The utility model relates to powder metallurgy pressing equipment convenient to maintain, and belongs to the technical field of powder metallurgy.

Background

Powder metallurgy is a process technology for preparing metal powder or taking metal powder as a raw material to manufacture metal materials, composite materials and various types of products through forming and sintering, and the powder metallurgy method and the ceramic production have similar places and belong to powder sintering technologies, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials, and a device for pressing and forming the metal powder in the powder metallurgy production process of pressing equipment;

some problems still exist with the existing devices: 1. when the device is used for producing, when metal powder is added into a die groove, the powder is not uniformly distributed, the existing device generally directly presses the powder, so that the phenomenon of nonuniform strength of a pressed finished product can occur, the processing precision of the device is reduced, the powder falling from the die is troublesome to clean during processing, and the convenience of cleaning and maintaining the device is reduced; 2. in the powder that the device cleared up, often can contain some impurity, and the impurity filtering in the device is difficult to with the powder leads to the powder to be not convenient for recycle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide powder metallurgy pressing equipment which is convenient to maintain.

The utility model provides a powder metallurgy pressing equipment convenient to maintain, includes the shell, the inside bottom of shell is provided with the collecting vat, the top of shell is provided with electric putter, electric putter's output is provided with the push pedal, the middle part of push pedal bottom is provided with the module, the both sides of push pedal bottom set up shakes the material subassembly, the middle part at the inside both ends of shell is provided with the bed die groove, the middle part cover of bed die groove bottom is equipped with the guide arm, the top of guide arm is provided with the module down with last module matched with, the outside cover of guide arm is equipped with spring A, the bottom of the inside a week of shell is provided with screening subassembly.

Further, shake the material subassembly and include rack, impact bar and gear, the rack is located the both sides of push pedal bottom, the both sides cover of the inside one end in bed die inslot is equipped with the bull stick, the middle part cover in the bull stick outside is equipped with the gear with rack looks meshing, the both ends cover in the rack outside is equipped with the cam, the both ends cover of the inside one side of rack is equipped with the impact bar with cam matched with, and is two sets of the outside cover of impact bar is equipped with spring B.

Furthermore, one side of the impact rod is provided with a rubber impact head, one side of the outer side of the impact rod is provided with a limiting ring, and two sides of the spring B are respectively connected with the limiting ring and the lower die groove.

Further, screening subassembly includes screening board, puddler and scrapes the strip, the screening board is located the bottom of the inside a week of shell, the top that the inside a week of shell is close to the screening board is provided with the water conservancy diversion piece, the middle part at collecting vat top is provided with the motor, the output of motor is provided with the pivot, the middle part cover in the pivot outside is equipped with the U template, the top of pivot is provided with the connecting rod, one side of connecting rod is provided with the strip of scraping with water conservancy diversion piece matched with, the both sides cover of U template is equipped with the puddler.

Furthermore, through holes are formed in two sides of the bottom of the inner side of the lower die groove, and two sides of the top of the lower die groove are made of inclined plate structures.

Further, it is characterized in that: the inner wall of the flow guide block is made of a funnel-shaped structure.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, through the mutual matching among the rack, the push plate, the spring B, the impact rod, the cam, the gear and the rotating rod, the device can drive the impact rod to strike the lower die groove when the upper die block is controlled to move downwards to close the die, so that powder in the lower die groove is uniformly spread under the vibration effect, the phenomena of uneven strength and poor quality of a pressed finished product due to uneven powder distribution are prevented, the processing precision of the device is improved, and the powder adhered to the lower die groove can be shaken off through the vibration generated by the impact of the impact rod on the lower die groove when the device is cleaned and maintained subsequently, so that the convenience of cleaning the device is improved, and the device is more convenient to maintain.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a top cross-sectional view of the seismic mass assembly of the present invention;

FIG. 3 is a perspective view of a screening deck of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

in the figure: 1. a housing; 2. a motor; 3. a rotating shaft; 4. a screening plate; 5. a stirring rod; 6. a connecting rod; 7. a lower mold groove; 8. a rack; 9. a lower module; 10. an upper module; 11. an electric push rod; 12. pushing the plate; 13. a spring A; 14. scraping the strips; 15. a flow guide block; 16. a U-shaped plate; 17. collecting tank; 18. a spring B; 19. a striker bar; 20. a cam; 21. a gear; 22. a guide bar; 23. and (4) rotating the rod.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "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 used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1-4, the present invention provides an embodiment: a powder metallurgy pressing device convenient to maintain comprises a shell 1, a collecting groove 17 is arranged at the bottom inside the shell 1, an electric push rod 11 is arranged at the top of the shell 1, a push plate 12 is arranged at the output end of the electric push rod 11, an upper module 10 is arranged in the middle of the bottom of the push plate 12, vibration material assemblies are arranged on two sides of the bottom of the push plate 12 and comprise a rack 8, a spring B18, a striking rod 19, a cam 20, a gear 21 and a rotating rod 23, the rack 8 is positioned on two sides of the bottom of the push plate 12, rotating rods 23 are sleeved on two sides of one end inside a lower die groove 7, the gear 21 meshed with the rack 8 is sleeved in the middle of the outer side of the rotating rod 23, the cam 20 is sleeved at two ends of the outer side of the rack 8, striking rods 19 matched with the cam 20 are sleeved at two ends of one side inside the rack 8, a rubber striking head is arranged on one side of the striking rod 19 and can buffer certain impact damage, a limiting ring is arranged on one side of the outer side of the striking rod 19, two sides of a spring B18 are respectively connected with a limiting ring and a lower die groove 7 and can limit a spring B18, the outer sides of two groups of impact rods 19 are sleeved with springs B18, so that powder in the lower die groove 7 can be uniformly spread under the vibration action, the middle parts of two ends in the shell 1 are provided with the lower die groove 7, two sides of the bottom of the inner side of the lower die groove 7 are provided with through holes, so that the vibration-falling powder can flow out of the lower die groove 7, two sides of the top of the lower die groove 7 are made of an inclined plate structure and can guide the falling powder to two sides, the middle part of the bottom of the lower die groove 7 is sleeved with a guide rod 22, the top of the guide rod 22 is provided with a lower die block 9 matched with an upper die block 10, the outer side of the guide rod 22 is sleeved with springs A13, the bottom of one circle in the shell 1 is provided with a screening component, the screening component comprises a motor 2, a rotating shaft 3, a screening plate 4, a stirring rod 5, a connecting rod 6, a scraping strip 14 and a flow guide block 15, And U template 16, screening board 4 is located the bottom of the inside a week of shell 1, the top that the inside a week of shell is close to screening board 4 is provided with water conservancy diversion piece 15, the inner wall of water conservancy diversion piece 15 is made by the infundibulate structure, better water conservancy diversion effect has to the powder, the middle part at collecting vat 17 top is provided with motor 2, motor 2's output is provided with pivot 3, the middle part cover in the 3 outsides of pivot is equipped with U template 16, the top of pivot 3 is provided with connecting rod 6, one side of connecting rod 6 is provided with scrapes strip 14 with water conservancy diversion piece 15 matched with, the both sides cover of U template 16 is equipped with puddler 5, can screen the impurity in the powder.

The working principle is as follows: when the device is used, firstly, metal powder is added into a lower die groove 7, then an electric push rod 11 is started, a push plate 12 can be pushed to move downwards through the electric push rod 11, when the push plate 12 moves downwards, a rack 8 can be driven to move downwards, a gear 21 which is meshed with the rack 8 can be driven to rotate through the rack 8, then a rotating rod 23 is driven to rotate through the gear 21, so that a cam 20 can be driven to rotate, an impact rod 19 can be intermittently pushed to move towards one side when the cam 20 rotates, and an extrusion spring B18 is compressed in the moving process, so that the impact rod 19 can impact the lower die groove 7 from the inner side of the lower die groove 7, the lower die groove 7 is vibrated, the powder in the lower die groove 7 is promoted to shake, the powder is uniformly paved, the phenomenon of uneven strength of a pressed product can be prevented, when an upper die block 10 is inserted into the lower die groove 7, the powder can be formed through the extrusion between the upper die block 10 and the lower die block 9, meanwhile, when the lower module 9 is extruded, the lower module can slide downwards under the guidance of the guide rod 22 to extrude the spring A13 so as to buffer the pressing force born by the lower module 9;

when the lower die groove 7 is cleaned, the electric push rod 11 controls the push plate 12 to move up and down, the impact rod 19 can be driven to repeatedly impact the lower die groove 7, so that the lower die groove 7 vibrates, powder adhered to the inner wall of the lower die groove 7 and powder on the top of the lower die groove 7 can be vibrated down when the lower die groove 7 vibrates, and the vibrated-down powder in the lower die groove 7 can fall down from the through hole, so that convenience in cleaning is improved;

the powder of clearance drops on water conservancy diversion piece 15 after, accessible water conservancy diversion piece 15 the water conservancy diversion landing to screening board 4 in, can be with great impurity filtering in the powder, the powder after the filtration can fall into collecting in collecting vat 17 automatically, when screening the powder, starter motor 2 operates, accessible motor 2 drives pivot 3 and rotates, can drive U template 16 through pivot 3 and rotate, can drive the inboard rotation of puddler 5 along screening board 4 by U template 16 again, can stir the powder, accelerate the screening speed of powder, can prevent that screening board 4 from taking place to block up simultaneously, when pivot 3 rotates, still can drive connecting rod 6 and rotate, can drive through connecting rod 6 and scrape strip 14 along the inner wall of water conservancy diversion piece 15 and scrape the brush, can prevent that the powder adhesion is on the inner wall of water conservancy diversion piece 15, the convenience in use performance has been promoted.

According to the utility model, through the mutual matching of the motor, the rotating shaft, the screening plate, the stirring rod, the connecting rod, the scraping strip, the flow guide block and the U-shaped plate, the device can collect the cleaned powder, screen the powder before collection, filter impurities in the powder, and control the stirring rod to stir the powder during screening, so that the screening speed of the powder is increased, the screening plate can be prevented from being blocked, and meanwhile, the scraping strip can be driven to scrape the inner wall of the flow guide block during stirring, so that the powder can be prevented from being adhered to the inner wall of the flow guide block, and the use convenience of the device is improved.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The powder metallurgy pressing equipment convenient to maintain is characterized by comprising a shell (1), a collecting tank (17) is arranged at the bottom inside the shell (1), an electric push rod (11) is arranged at the top of the shell (1), the output end of the electric push rod (11) is provided with a push plate (12), the middle part of the bottom of the push plate (12) is provided with an upper module (10), the two sides of the bottom of the push plate (12) are provided with vibration components, the middle parts of the two ends in the shell (1) are provided with lower die grooves (7), a guide rod (22) is sleeved in the middle of the bottom of the lower die groove (7), a lower die block (9) matched with the upper die block (10) is arranged at the top of the guide rod (22), the outside cover of guide arm (22) is equipped with spring A (13), the bottom of the inside a week of shell (1) is provided with screening subassembly.

2. The powder metallurgy compaction equipment convenient to maintain of claim 1, characterized by, shake the material subassembly and include rack (8), impact rod (19) and gear (21), rack (8) are located the both sides of push pedal (12) bottom, the both sides cover of the inside one end of lower mould groove (7) is equipped with bull stick (23), the middle part cover in bull stick (23) outside is equipped with gear (21) with rack (8) engaged with, the both ends cover in the rack (8) outside is equipped with cam (20), the both ends cover of the inside one side of rack (8) is equipped with impact rod (19) with cam (20) matched with, two sets of the outside cover of impact rod (19) is equipped with spring B (18).

3. The easy-to-maintain powder metallurgy pressing equipment according to claim 2, wherein one side of the impact rod (19) is provided with a rubber impact head, one side of the outer side of the impact rod (19) is provided with a limit ring, and two sides of the spring B (18) are respectively connected with the limit ring and the lower die groove (7).

4. The powder metallurgy pressing equipment convenient to maintain according to claim 1, wherein the screening assembly comprises a screening plate (4), a stirring rod (5) and a scraping strip (14), the screening plate (4) is located at the bottom of one circle inside the shell (1), a flow guide block (15) is arranged on the periphery inside the shell (1) close to the upper side of the screening plate (4), a motor (2) is arranged in the middle of the top of the collecting tank (17), a rotating shaft (3) is arranged at the output end of the motor (2), a U-shaped plate (16) is sleeved in the middle of the outer side of the rotating shaft (3), a connecting rod (6) is arranged at the top of the rotating shaft (3), the scraping strip (14) matched with the flow guide block (15) is arranged on one side of the connecting rod (6), and the stirring rod (5) is sleeved on two sides of the U-shaped plate (16).

5. The easy-to-maintain powder metallurgy pressing equipment according to claim 1, wherein through holes are formed in two sides of the inner bottom of the lower die groove (7), and two sides of the top of the lower die groove (7) are made of inclined plate structures.

6. The easy-to-maintain powder metallurgy compaction device of claim 4 wherein: the inner wall of the flow guide block (15) is made of a funnel-shaped structure.