CN216705944U

CN216705944U - Forming die for powder metallurgy rotor

Info

Publication number: CN216705944U
Application number: CN202122527575.7U
Authority: CN
Inventors: 魏晓飞
Original assignee: Tianjin Shengpu Mould Co ltd
Current assignee: Tianjin Shengpu Mould Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-06-10
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a forming die for a powder metallurgy rotor, which relates to the technical field of powder metallurgy forming and comprises a bottom plate, wherein supporting plates are symmetrically and fixedly connected to the bottom of the bottom plate, a motor is fixedly connected to the bottom of the bottom plate, the end part of an output shaft of the motor penetrates through the bottom plate and is fixedly connected with a rotary table, connecting rods are symmetrically attached to the top of the rotary table, a lower die is fixedly connected to the top of the connecting rods, limiting grooves are symmetrically formed in two sides of the bottom of the connecting rods, and a limiting block is attached to one side inside the limiting grooves. According to the utility model, the anti-slip pad is arranged at the bottom of the supporting plate, so that when the motor drives the turntable to rotate, the stability of the bottom plate is kept, the position of the limiting block in the limiting groove is adjusted through the telescopic rod, the U-shaped plate at the top of the limiting block clamps the bottom end of the connecting rod, and a plurality of different lower dies are arranged at the top of the turntable, so that a plurality of finished dies can be conveniently molded at the same time, and the inconvenience in taking out due to poor cooling efficiency is avoided.

Description

Forming die for powder metallurgy rotor

Technical Field

The utility model relates to the technical field of powder metallurgy forming, in particular to a forming die for a powder metallurgy rotor.

Background

Powder metallurgy is a process technology for preparing metal powder or using metal powder as a raw material to manufacture metal materials, composite materials and various products by pressing, forming and sintering, and the powder metallurgy method has similar places with the production of ceramics and belongs to a powder sintering technology, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials.

In chinese utility model patent application no: the CN20192197437.X discloses a powder metallurgy forming die of low-power-consumption vane pump rotor, which comprises a supporting frame, one side bottom that the support frame plate is close to each other is rotated and is connected with the screw lead screw, one side that the support frame plate is close to each other just is located screw lead screw top fixedly connected with guide bar, the equal threaded connection in screw lead screw surface symmetric position has the seam backup pad, the equal fixedly connected with forming device in one side top that the support frame plate is close to each other, one side fixedly connected with shaping compression leg that forming device kept away from the support frame plate. This powder metallurgy moulded die of low-power consumption impeller pump rotor when the mould of different shapes of production, needs switch many times to reduced the shaping efficiency of mould, can not regulate and control the distance between the mould, when the mould of reproduction variation in size, can not regulate and control the raw materials ration and mould plastics, cause the wasting of resources.

Therefore, it is necessary to provide a forming die for a powder metallurgy rotor to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to: the utility model provides a powder metallurgy forming die of a low-power-consumption vane pump rotor, which aims to solve the problems that multiple times of switching are needed when dies with different shapes are produced, the forming efficiency of the dies is reduced, and quantitative injection molding of raw materials cannot be regulated and controlled when dies with different sizes are produced.

(II) technical scheme

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a forming die for powder metallurgy rotor, includes the bottom plate, the bottom symmetry fixedly connected with backup pad of bottom plate, the bottom fixedly connected with motor of bottom plate, the output shaft tip of motor runs through bottom plate and fixedly connected with carousel, the top symmetry laminating of carousel is connected with the connecting rod, the top fixedly connected with bed die of connecting rod, the spacing groove has been seted up to the bottom bilateral symmetry of connecting rod, the laminating of inside one side of spacing groove is connected with the stopper.

Further, the one end fixedly connected with telescopic link of stopper, the top fixedly connected with U template of stopper.

Furthermore, the two sides of the bottom plate are symmetrically and fixedly connected with annular plates, and the bottom of the top end of each annular plate is fixedly connected with a top plate.

Furthermore, one side of the top plate is fixedly connected with a melting box, and the top of the melting box is fixedly connected with a connecting pipe.

Furthermore, the top end of one side of the melting box is connected with a bent plate in an attaching mode, and the top of the bent plate is fixedly connected with a fixing ring.

Furthermore, one side of the bottom of the bent plate is fixedly connected with an upper die, and the other side of the bottom of the bent plate is symmetrically and fixedly connected with cylinders.

Further, the bottom of cylinder and the top fixed connection of roof, the one end of connecting pipe runs through solid fixed ring in proper order and the top of last mould.

Furthermore, one side of the top of the upper die is fixedly connected with a hydraulic machine, and the bottom of the hydraulic machine is fixedly connected with a hydraulic rod.

Furthermore, the bottom of the hydraulic rod penetrates through the top of the upper die and is fixedly connected with a sealing plate, and grooves are formed in two sides of the interior of the upper die.

(III) advantageous effects

The utility model has the following beneficial effects:

1. according to the utility model, the anti-slip pad is arranged at the bottom of the supporting plate, so that when the motor drives the turntable to rotate, the stability of the bottom plate is kept, the position of the limiting block in the limiting groove is adjusted through the telescopic rod, the U-shaped plate at the top of the limiting block clamps the bottom end of the connecting rod, and a plurality of different lower dies are arranged at the top of the turntable, so that a plurality of finished dies can be conveniently molded at the same time, and the inconvenience in taking out due to poor cooling efficiency is avoided.

2. According to the utility model, the top plate is arranged at the top of the bottom plate through the two annular plates, the powder is fully melted through the melting box, the cylinder adjusts the height of the bent plate at one side of the melting box, and the fixed ring limits one end of the connecting pipe, so that the phenomenon that the conveying of raw materials is influenced by deviation and knotting during adjustment is avoided, and the molding efficiency of the mold is reduced.

3. According to the utility model, the top of the top plate is provided with the through hole matched with the upper die, so that the bottom of the upper die is pressed and sealed on the top of the lower die, the hydraulic rod is adjusted by the hydraulic machine to adjust the position of the top of the upper die, the sealing plate is adjusted in the groove in the upper die, the bottom of the upper die is sealed and opened and closed, and quantitative injection molding is facilitated according to the size of the die.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a schematic perspective cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic side sectional perspective view of the structure of the present invention;

FIG. 4 is an enlarged view of the structure of region A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure of region B in FIG. 3 according to the present invention.

Reference numerals are as follows: 1. a base plate; 2. a support plate; 3. a motor; 4. a turntable; 5. a connecting rod; 6. a lower die; 7. a limiting groove; 8. a limiting block; 9. a telescopic rod; 10. a U-shaped plate; 11. an annular plate; 12. a top plate; 13. a melting tank; 14. a connecting pipe; 15. a curved plate; 16. a fixing ring; 17. a cylinder; 18. an upper die; 19. a hydraulic press; 20. a hydraulic lever; 21. a groove; 22. and a closing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3 and 5, a forming die for a powder metallurgy rotor comprises a bottom plate 1, a supporting plate 2 is symmetrically and fixedly connected to the bottom of the bottom plate 1, a motor 3 is fixedly connected to the bottom of the bottom plate 1, an output shaft end of the motor 3 penetrates through the bottom plate 1 and is fixedly connected with a turntable 4, a connecting rod 5 is symmetrically attached to the top of the turntable 4, a lower die 6 is fixedly connected to the top of the connecting rod 5, limiting grooves 7 are symmetrically formed in two sides of the bottom of the connecting rod 5, a limiting block 8 is attached to one side inside of each limiting groove 7, an expansion link 9 is fixedly connected to one end of each limiting block 8, a U-shaped plate 10 is fixedly connected to the top of each limiting block 8, a plurality of lower dies 6 are distributed in a rectangular array, through holes are formed in one side of the top of a top plate 12 and correspond to the rotatably adjusted lower dies 6, a clamping groove matched with the U-shaped plate 10 is formed in the bottom of the connecting rod 5, the stability of the injection molding of the mold is improved.

In this embodiment, through set up the slipmat in 2 bottoms in backup pad, when making motor 3 drive carousel 4 and rotate, keep bottom plate 1's stability, adjust the position of stopper 8 in spacing groove 7 through telescopic link 9, make the U template 10 at stopper 8 top to the bottom centre gripping of connecting rod 5, install the bed die 6 of a plurality of differences at the top of carousel 4, be convenient for a plurality of finished product moulds of shaping simultaneously, it is inconvenient to avoid cooling efficiency not to take out well.

Example 2

Referring to fig. 1-5, the present embodiment is further optimized based on embodiment 1, specifically, two annular plates 11 are symmetrically and fixedly connected to two sides of the bottom plate 1, a top plate 12 is fixedly connected to the bottom of the top end of the annular plate 11, there are two annular plates 11, and the two annular plates 11 are distributed on two sides of the top plate 12, so that the top plate 12 and the bottom plate 1 are kept in a horizontal state.

Specifically, one side of the top plate 12 is fixedly connected with a melting box 13, the top of the melting box 13 is fixedly connected with a connecting pipe 14, and the connecting pipe 14 is made of elastic materials and can be adjusted in length along with the lifting of the cylinder 17.

Specifically, one side top end of the melting box 13 is connected with a bent plate 15 in an attaching mode, the top of the bent plate 15 is fixedly connected with a fixing ring 16, the other side of the bottom of the bent plate 15 is symmetrically and fixedly connected with an air cylinder 17, and one side of the melting box 13 is provided with an adjusting groove for accommodating the air cylinder 17.

In this embodiment, install roof 12 at the top of bottom plate 1 through two annular plates 11, fully melt the powder through melting case 13, the cylinder 17 is adjusted the height of bending plate 15 in melting case 13 one side, and it is spacing to the one end of connecting pipe 14 through solid fixed ring 16, and the skew is knotted when avoiding adjusting, influences the transport of raw materials, reduces the shaping efficiency of mould.

Example 3

Referring to fig. 1-5, the present embodiment is optimized based on example 1 or example 2, specifically, an upper mold 18 is fixedly connected to one side of the bottom of the bending plate 15, the bottom of the cylinder 17 is fixedly connected to the top of the top plate 12, and one end of the connecting pipe 14 sequentially penetrates through the top of the upper mold 18 and the fixing ring 16.

Specifically, go up top one side fixedly connected with hydraulic press 19 of mould 18, the bottom fixedly connected with hydraulic stem 20 of hydraulic press 19, go up the sealed hole of mould 18 top seted up and hydraulic stem 20 looks adaptation, when last mould 18 removed to recess 21 middle-end, the raw materials can flow out and mould plastics and get into in the lower mould 6.

Specifically, the bottom of the hydraulic rod 20 penetrates through the top of the upper die 18 and is fixedly connected with a closing plate 22, grooves 21 are formed in two sides of the interior of the upper die 18, and when the closing plate 22 moves to the bottom of the upper die 18, the bottom of the closing plate 22 and the bottom of the upper die 18 are kept horizontal, so that the surface of the forming die is kept smooth.

In this embodiment, through opening a through hole matching with the upper mold 18 at the top of the top plate 12, the bottom of the upper mold 18 is pressed and sealed against the top of the lower mold 6, the hydraulic press 19 is used to adjust the position of the hydraulic rod 20 at the top of the upper mold 18, so that the sealing plate 22 is adjusted in the groove 21 inside the upper mold 18, and the bottom of the upper mold 18 is sealed and opened and closed, thereby facilitating quantitative injection molding according to the size of the mold.

In summary, the following steps: in the utility model, a motor 3 is used for driving a turntable 4 to rotate to switch a lower die 6, the bottom of a support plate 2 is provided with a non-slip mat, the stability of a bottom plate 1 is kept, the position of a limit block 8 in a limit groove 7 is adjusted through a telescopic rod 9, a U-shaped plate 10 at the top of the limit block 8 clamps the bottom end of a connecting rod 5, a plurality of different lower dies 6 are arranged at the top of the turntable 4, a plurality of finished dies are conveniently and simultaneously formed, a top plate 12 is arranged at the top of the bottom plate 1 through two annular plates 11, powder is fully melted through a melting box 13, the height of a bending plate 15 at one side of the melting box 13 is adjusted through a cylinder 17, one end of a connecting pipe 14 is limited through a fixing ring 16, the deviation and knotting during adjustment are avoided, the conveying of raw materials are not influenced, the top of the top plate 12 is provided with a through hole matched with an upper die 18, so that the bottom of the upper die 18 is pressed and sealed to the top of the lower die 6, the position of a hydraulic rod 20 at the top of the upper die 18 is adjusted through a hydraulic machine 19, so that a closing plate 22 is adjusted in a groove 21 in the upper die 18, the bottom of the upper die 18 is closed and opened and closed, and quantitative injection molding is carried out according to the size of the die.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims

1. A forming die for a powder metallurgy rotor comprises a bottom plate (1), and is characterized in that: the bottom symmetry fixedly connected with backup pad (2) of bottom plate (1), the bottom fixedly connected with motor (3) of bottom plate (1), the output shaft tip of motor (3) runs through bottom plate (1) and fixedly connected with carousel (4), the top symmetry laminating of carousel (4) is connected with connecting rod (5), the top fixedly connected with bed die (6) of connecting rod (5), spacing groove (7) have been seted up to the bottom bilateral symmetry of connecting rod (5), the laminating of inside one side of spacing groove (7) is connected with stopper (8).

2. The forming die for the powder metallurgy rotor according to claim 1, wherein: the one end fixedly connected with telescopic link (9) of stopper (8), the top fixedly connected with U template (10) of stopper (8).

3. The forming die for the powder metallurgy rotor according to claim 1, wherein: the bottom of the bottom plate (1) is symmetrically and fixedly connected with annular plates (11), and the top bottom of the annular plates (11) is fixedly connected with a top plate (12).

4. The forming die for the powder metallurgy rotor according to claim 3, wherein: one side of the top plate (12) is fixedly connected with a melting box (13), and the top of the melting box (13) is fixedly connected with a connecting pipe (14).

5. The forming die for the powder metallurgy rotor according to claim 4, wherein: the top end of one side of the melting box (13) is connected with a bent plate (15) in an attaching mode, and the top of the bent plate (15) is fixedly connected with a fixing ring (16).

6. The forming die for the powder metallurgy rotor according to claim 5, wherein: an upper die (18) is fixedly connected to one side of the bottom of the bent plate (15), and air cylinders (17) are symmetrically and fixedly connected to the other side of the bottom of the bent plate (15).

7. The forming die for the powder metallurgy rotor according to claim 6, wherein: the bottom of cylinder (17) and the top fixed connection of roof (12), the one end of connecting pipe (14) runs through the top of solid fixed ring (16) and last mould (18) in proper order.

8. The forming die for the powder metallurgy rotor according to claim 7, wherein: one side of the top of the upper die (18) is fixedly connected with a hydraulic machine (19), and the bottom of the hydraulic machine (19) is fixedly connected with a hydraulic rod (20).

9. The forming die for the powder metallurgy rotor according to claim 8, wherein: the bottom of the hydraulic rod (20) penetrates through the top of the upper die (18) and is fixedly connected with a closing plate (22), and grooves (21) are formed in two sides of the interior of the upper die (18).