CN215786745U

CN215786745U - Powder metallurgy continuous extrusion device

Info

Publication number: CN215786745U
Application number: CN202121778622.9U
Authority: CN
Inventors: 魏兴
Original assignee: Shenzhen Tianyue Ferrous Metalurgy Co ltd
Current assignee: Shenzhen Tianyue Ferrous Metalurgy Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-11
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a powder metallurgy continuous extrusion device in the technical field of powder metallurgy, which comprises a workbench, wherein a portal frame is welded at the top of the workbench, a hydraulic lifting device is fixedly connected at the central position of the lower surface at the top of the portal frame, a lifting rod is fixedly connected at the output end of the hydraulic lifting device, a mounting plate is welded at the bottom end of the lifting rod, an upper die is arranged on the lower surface of the mounting plate, a mounting table is fixedly connected at the central position at the top of the workbench, a lower die is embedded at the top of the mounting table, limiting holes are symmetrically arranged at the left side and the right side of the top of the mounting table, two limiting grooves are horizontally arranged below the inside of the mounting table, connecting rods are arranged inside the limiting holes, the number of the connecting rods is two, connecting plates are arranged inside the limiting grooves, the bottom ends of the two connecting rods are respectively welded at the left end and the right end of the upper surface of the connecting plates, and springs penetrate through the rod bodies, the utility model can achieve the effect that the upward movement of the upper die and the demoulding operation are carried out simultaneously, effectively shortens the process of metal metallurgy, thereby improving the production efficiency.

Description

Powder metallurgy continuous extrusion device

Technical Field

The utility model relates to the technical field of powder metallurgy, in particular to a powder metallurgy continuous extrusion device.

Background

Powder metallurgy is a process technique for producing metal powder or metal powder (or a mixture of metal powder and nonmetal powder) as a raw material, and then forming and sintering the raw material to produce metal materials, composite materials and various products. The powder metallurgy method has similar places to the production of ceramics and belongs to the powder sintering technology, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials. Due to the advantages of the powder metallurgy technology, the powder metallurgy technology becomes a key for solving the problem of new materials, and plays a significant role in the development of the new materials.

In the existing powder metallurgy process, the continuous extrusion molding device can perform extrusion molding operation on metal powder, generally, an automatic feeding mechanism firstly adds metal powder raw materials into a die in the continuous extrusion device, then the metal powder raw materials are extruded by the continuous extrusion device, and finally the metal powder raw materials are demolded by a guiding device after extrusion molding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a powder metallurgy continuous extrusion device, when an upper die is pressed downwards under the action of a hydraulic lifting device, a mounting plate can simultaneously drive a limiting plate to press downwards, namely a connecting rod and a connecting plate drive an ejector rod to move downwards, at the moment, a spring generates elastic deformation to generate elastic force for enabling the limiting plate to move upwards, when the upper die moves upwards under the action of the hydraulic lifting device after pressing metal powder in a lower die downwards for forming, the mounting plate does not provide pressure for the limiting plate any more, so the limiting plate moves upwards simultaneously with an upper die under the elastic force of the spring, the connecting rod and the connecting plate drive the ejector rod and the upper die to move upwards simultaneously, a formed metal finished product can be ejected when the ejector rod moves upwards, the purpose of demoulding is realized, therefore, the utility model can achieve the effect of simultaneously performing the upward movement of the upper die and the demoulding operation, and effectively shortens the process of metal metallurgy, therefore, the production efficiency is improved, and the problem that the production efficiency of powder metallurgy is affected because the continuous extrusion device in the prior art, which is provided in the background art, mostly carries out extrusion operation first, and needs to carry out demoulding operation after an upper mould rises and the two can not be carried out simultaneously is solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a powder metallurgy continuous extrusion device comprises a workbench, a portal frame is welded at the top of the workbench, a hydraulic lifting device is fixedly connected at the central position of the lower surface at the top of the portal frame, lifting rods are fixedly connected at the output ends of the hydraulic lifting device, a mounting plate is welded at the bottom ends of the lifting rods, an upper die is arranged at the lower surface of the mounting plate, a mounting table is fixedly connected at the central position at the top of the workbench, a lower die is embedded at the top of the mounting table, limiting holes are symmetrically arranged at the left side and the right side of the top of the mounting table, the number of the limiting holes is two, a limiting groove is horizontally arranged below the inside of the mounting table, connecting rods are arranged inside the limiting holes, the number of the connecting rods is two, a connecting plate is arranged inside the limiting groove, the bottom ends of the two connecting rods are respectively welded at the left end and the right end of the upper surface of the connecting plate, springs penetrate through the rod bodies, a limiting plate is welded at the top ends of the connecting rods, spring bottom fixed connection is at the mount table top, spring top fixed connection is at the limiting plate lower surface, the welding of connecting plate upper surface central point has the ejector pin, and the ejector pin top runs through bed die diapire central point and puts.

Preferably, the portal frame right side wall horizontal welding has the backup pad, and fixed surface is connected with electronic telescoping device in the backup pad, and electronic telescoping device output fixedly connected with telescopic link, telescopic link left end welding have the collecting box.

Preferably, the middle position of the top of the collecting box is provided with a brush, and the left side and the right side of the top of the collecting box are symmetrically provided with collecting holes.

Preferably, portal frame top right side fixedly connected with draught fan, the collecting box right side wall is equipped with the discharging pipe.

Preferably, the input end of the induced draft fan is fixedly connected with a gas hose, and the bottom end of the gas hose is fixedly connected to the right end of the discharge pipe.

Preferably, the portal frame top is and be located draught fan left side fixedly connected with absorption water tank, absorption water tank is the glass material.

Preferably, the output end of the induced draft fan is fixedly connected with a gas pipe, and the left end of the gas pipe extends into the absorption water tank.

Preferably, the side wall is hinged with a box door before the workbench, and a handle is welded on the side wall before the box door.

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

1. the utility model uses the matching of the workbench, the portal frame, the pressure lifting device, the lifting rod, the mounting plate, the upper die, the mounting table, the lower die, the limiting hole, the limiting groove, the connecting rod, the connecting plate, the spring, the limiting plate and the ejector rod, when the upper die is pressed down under the action of the hydraulic lifting device, the mounting plate can simultaneously drive the limiting plate to press down, namely, the ejector rod is driven to move downwards through the connecting rod and the connecting plate, at the moment, the spring generates elastic deformation to generate elastic force for enabling the limiting plate to move upwards, when the upper die moves upwards under the action of the hydraulic lifting device after pressing down and forming metal powder in the lower die, at the moment, the mounting plate does not provide pressure for the limiting plate any more, so the limiting plate moves upwards simultaneously with the upper die under the elastic force of the spring, the connecting rod and the connecting plate drive the ejector rod and the upper die to move upwards simultaneously, and the ejector rod can eject out formed metal finished products when moving upwards, the utility model can achieve the effect of simultaneously carrying out the upward movement of the upper die and the demoulding operation, effectively shortens the process of metal metallurgy and improves the production efficiency;

2. the supporting plate, the electric telescopic device, the telescopic rod, the collecting box and the brush are matched for use, so that after the electric telescopic device is used, a worker can open the electric telescopic device, the electric telescopic device drives the collecting box to move to the lower part of the upper die through the telescopic rod, the brush is driven to move to the lower surface of the upper die, and the upper die can be scrubbed, and the automatic cleaning device also has an automatic cleaning function and a better using effect;

3. the utility model uses the collection box, the material collecting hole, the discharging pipe, the induced draft fan, the gas transmission hose, the gas transmission pipe and the absorption water tank in a matching way, so that when the upper die is scrubbed, a worker can open the induced draft fan, so that the metal powder brushed down by the brush can be collected by the collection box under the action of the induced draft fan and then enters the absorption water tank through the gas transmission hose and the gas transmission pipe to be absorbed by the absorption water tank, therefore, the utility model also has the function of purifying air, and the metal powder collected by the absorption water tank can be continuously used after being dried, so the utility model also has the function of recovering waste materials.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a structural cross-sectional view of the mounting table of the present invention;

FIG. 3 is a schematic three-dimensional view of the collection chamber of the present invention;

fig. 4 is a structural section view of the collection box of the present invention.

In the figure: 1. a work table; 2. a gantry; 2-1, a support plate; 3. a hydraulic lifting device; 3-1, a lifting rod; 4. mounting a plate; 5. an upper die; 6. an installation table; 6-1, limiting holes; 6-2, limiting grooves; 7. a lower die; 8. a connecting rod; 8-1, limiting plates; 9. a connecting plate; 10. a spring; 11. a top rod; 12. an electric telescopic device; 12-1, a telescopic rod; 13. a collection box; 13-1, aggregate holes; 13-2, a discharge pipe; 14. a brush; 15. an induced draft fan; 16. a gas hose; 17. an absorption water tank; 18. a gas delivery pipe; 19. a box door; 19-1 and a handle.

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.

The utility model provides the following technical scheme: referring to fig. 1-4, a powder metallurgy continuous extrusion device comprises a workbench 1, a portal frame 2 is welded on the top of the workbench 1, a hydraulic lifting device 3 is fixedly connected to the central position of the lower surface of the top of the portal frame 2, a lifting rod 3-1 is fixedly connected to the output end of the hydraulic lifting device 3, a mounting plate 4 is welded at the bottom end of the lifting rod 3-1, an upper die 5 is arranged on the lower surface of the mounting plate 4, so the upper die 5 can move up and down under the action of the hydraulic lifting device, a mounting table 6 is fixedly connected to the central position of the top of the workbench 1, a lower die 7 is embedded at the top of the mounting table 6, so a worker can place a metal powder raw material in the lower die 7, then press the upper die 5 by controlling the hydraulic lifting device 3 to press the metal powder into a required finished product, limiting holes 6-1 are symmetrically arranged on the left side and the right side of the top of the mounting table 6, the number of the limiting holes 6-1 is two, the lower part in the mounting table 6 is horizontally provided with a limiting groove 6-2, the limiting holes 6-1 are internally provided with two connecting rods 8, the number of the connecting rods 8 is two, the connecting plate 9 is arranged in the limiting groove 6-2, the bottom ends of the two connecting rods 8 are respectively welded at the left end and the right end of the upper surface of the connecting plate 9, a spring 10 penetrates through the rod body of the connecting rod 8, the top end of the connecting rod 8 is welded with a limiting plate 8-1, the bottom end of the spring 10 is fixedly connected with the top part of the mounting table 6, the top end of the spring 10 is fixedly connected with the lower surface of the limiting plate 8-1, the central position of the upper surface of the connecting plate 9 is welded with a mandril 11, the top end of the mandril 11 penetrates through the central position of the bottom wall of the lower die 7, so that when the upper die 5 is pressed under the action of the hydraulic lifting device 3, the mounting plate 4 can simultaneously drive the limiting plate 8-1 to be pressed, namely drive the mandril 11 to move downwards through the connecting rod 8 and the connecting plate 9, at the moment, the spring 10 generates elastic deformation to generate elastic force which enables the limiting plate 8-1 to move upwards, when the upper die 5 moves upwards under the action of the hydraulic lifting device 3 after pressing and forming metal powder in the lower die 7 downwards, the mounting plate 4 does not provide pressure for the limiting plate 8-1 at the moment, so the limiting plate 8-1 moves upwards simultaneously with the upper die 5 under the elastic force action of the spring 10, the connecting rod 8 and the connecting plate 9 drive the ejector rod 11 to move upwards simultaneously with the upper die 5, and the formed metal finished product can be ejected when the ejector rod 11 moves upwards, so that the purpose of demolding is achieved, the effect of simultaneously performing the upward movement and the demolding operation of the upper die 5 can be achieved, the process of metal metallurgy is effectively shortened, and the production efficiency is improved;

furthermore, a supporting plate 2-1 is horizontally welded on the right side wall of the portal frame 2, an electric telescopic device 12 is fixedly connected to the upper surface of the supporting plate 2-1, an expansion rod 12-1 is fixedly connected to the output end of the electric telescopic device 12, a collecting box 13 is welded at the left end of the expansion rod 12-1, and a brush 14 is arranged in the middle of the top of the collecting box 13, so that after the portal frame is used, a worker can open the electric telescopic device 12, the electric telescopic device 12 drives the collecting box 13 to move below the upper die 5 through the expansion rod 12-1, the brush 14 is driven to move to the lower surface of the upper die 5, and the upper die 5 can be scrubbed, and the portal frame can further have an automatic cleaning function and a better using effect;

furthermore, the left side and the right side of the top of the collection box 13 are symmetrically provided with material collecting holes 13-1, the right side of the top of the portal frame 2 is fixedly connected with an induced draft fan 15, the right side wall of the right side of the collection box 13 is provided with a material discharging pipe 13-2, the input end of the induced draft fan 15 is fixedly connected with a gas transmission hose 16, the bottom end of the gas transmission hose 16 is fixedly connected with the right end of the material discharging pipe 13-2, the top of the portal frame 2 and the left side of the induced draft fan 15 are fixedly connected with an absorption water tank 17, the absorption water tank 17 is made of glass, the output end of the induced draft fan 15 is fixedly connected with a gas transmission pipe 18, and the left end of the gas transmission pipe 18 extends into the absorption water tank 17, so that when the mold 5 is scrubbed, workers can open the induced draft fan 15, metal powder brushed by the brush 14 is collected by the collection box 13 under the action of the induced draft fan 15, and then enters the absorption water tank 17 through the gas transmission hose 16 and the gas transmission pipe 18 to be absorbed by the absorption water tank 17, therefore, the utility model can also have the function of purifying air, and the metal powder collected by the absorption water tank 17 can be continuously used after being dried, so the utility model also has the function of recycling waste materials;

furthermore, a box door 19 is hinged to the front side wall of the workbench 1, and a handle 19-1 is welded to the front side wall of the box door 19, so that the workbench 1 provided by the utility model can also have a storage function, and the needed molds and other articles can be conveniently stored.

The working principle is as follows: the worker can place the metal powder raw material in the lower die 7, then control the upper die 5 to press downwards by controlling the hydraulic lifting device 3, so as to press the metal powder into the required finished product, when the upper die 5 presses downwards under the action of the hydraulic lifting device 3, the mounting plate 4 can simultaneously drive the limiting plate 8-1 to press downwards, namely, the connecting rod 8 and the connecting plate 9 drive the ejector rod 11 to move downwards, at the moment, the spring 10 generates elastic deformation to generate elastic force which enables the limiting plate 8-1 to move upwards, when the upper die 5 presses the metal powder in the lower die 7 to be formed and moves upwards under the action of the hydraulic lifting device 3, the mounting plate 4 does not provide pressure for the limiting plate 8-1 any more, so the limiting plate 8-1 moves upwards simultaneously with the upper die 5 under the elastic force of the spring 10, and the connecting rod 8 and the connecting plate 9 drive the ejector rod 11 and the upper die 5 to move upwards simultaneously, when the ejector rod 11 moves upwards, the formed metal finished product can be ejected out, so that the aim of demoulding is fulfilled, the effect of simultaneously carrying out the upward movement of the upper mould 5 and the demoulding operation can be achieved, the process of metal metallurgy is effectively shortened, and the production efficiency is improved;

after the utility model is used, a worker can open the electric telescopic device 12, so that the electric telescopic device 12 drives the collecting box 13 to move below the upper die 5 through the telescopic rod 12-1, thereby driving the brush 14 to move to the lower surface of the upper mold 5, and performing the brushing operation on the upper mold 5, therefore, the utility model also has the function of automatic cleaning and better use effect, and when the utility model brushes the upper die 5, the worker can open the induced draft fan 15, so that the metal powder brushed down by the brush 14 is collected by the collection box 13 by the induced draft fan 15, then enters the absorption water tank 17 through the air hose 16 and the air pipe 18 to be absorbed by the absorption water tank 17, therefore, the present invention can also have a function of purifying air, and the metal powder collected by the absorption water tank 17 can be continuously used after being dried, so the present invention can also have a function of recycling waste materials.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a powder metallurgy continuous extrusion device, including workstation (1), workstation (1) top welding has portal frame (2), portal frame (2) top lower surface central point puts fixedly connected with hydraulic pressure elevating gear (3), hydraulic pressure elevating gear (3) output end fixedly connected with lifter (3-1), lifter (3-1) bottom welding has mounting panel (4), mounting panel (4) lower surface is provided with mould (5), workstation (1) top central point puts fixedly connected with mount table (6), lower mould (7) have been inlayed at mount table (6) top, its characterized in that: the mounting platform is characterized in that limiting holes (6-1) are symmetrically arranged on the left side and the right side of the top of the mounting platform (6), the number of the limiting holes (6-1) is two, limiting grooves (6-2) are horizontally arranged below the inner part of the mounting platform (6), connecting rods (8) are arranged inside the limiting holes (6-1), the number of the connecting rods (8) is two, connecting plates (9) are arranged inside the limiting grooves (6-2), the bottoms of the two connecting rods (8) are respectively welded at the left end and the right end of the upper surface of the connecting plates (9), springs (10) penetrate through the rod bodies of the connecting rods (8), limiting plates (8-1) are welded at the top ends of the connecting rods (8), the bottom ends of the springs (10) are fixedly connected to the top of the mounting platform (6), and the top ends of the springs (10) are fixedly connected to the lower surfaces of the limiting plates (8-1), and a mandril (11) is welded at the center of the upper surface of the connecting plate (9), and the top end of the mandril (11) penetrates through the center of the bottom wall of the lower die (7).

2. The powder metallurgy continuous extrusion apparatus according to claim 1, wherein: the portal frame (2) right side wall horizontal welding has backup pad (2-1), and fixed surface is connected with electronic telescoping device (12) on backup pad (2-1), and electronic telescoping device (12) output end fixedly connected with telescopic link (12-1), and telescopic link (12-1) left end welding has collecting box (13).

3. The powder metallurgy continuous extrusion apparatus according to claim 2, wherein: the middle position of the top of the collecting box (13) is provided with a brush (14), and the left side and the right side of the top of the collecting box (13) are symmetrically provided with collecting holes (13-1).

4. The powder metallurgy continuous extrusion apparatus according to claim 2, wherein: portal frame (2) top right side fixedly connected with draught fan (15), collecting box (13) right side wall is equipped with discharging pipe (13-2).

5. The powder metallurgy continuous extrusion apparatus according to claim 4, wherein: the input end of the induced draft fan (15) is fixedly connected with a gas transmission hose (16), and the bottom end of the gas transmission hose (16) is fixedly connected to the right end of the discharge pipe (13-2).

6. The powder metallurgy continuous extrusion apparatus according to claim 4, wherein: portal frame (2) top is and be located draught fan (15) left side fixedly connected with absorption water tank (17), absorption water tank (17) are the glass material.

7. The powder metallurgy continuous extrusion apparatus according to claim 6, wherein: the output end of the induced draft fan (15) is fixedly connected with an air pipe (18), and the left end of the air pipe (18) extends into the absorption water tank (17).

8. The powder metallurgy continuous extrusion apparatus according to claim 1, wherein: the front side wall of the workbench (1) is hinged with a box door (19), and the front side wall of the box door (19) is welded with a handle (19-1).