CN214814803U

CN214814803U - Powder metallurgy forming die

Info

Publication number: CN214814803U
Application number: CN202121390603.9U
Authority: CN
Inventors: 陆海雷
Original assignee: Nantong Wangxin New Material Co ltd
Current assignee: Nantong Wangxin New Material Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-11-23
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to a metallurgical die field specifically is powder metallurgy forming die, including the platform, the platform is inside to be seted up the process chamber, and the fixed inlet pipe that has buried underground at the platform top, inlet pipe run through the platform top, and the platform is inside to be provided with feeding mechanism, and the platform is inside to be provided with forming mechanism, the utility model discloses a cooperation between feeding mechanism and forming mechanism can make to metal powder more even lay in the mould thereby eliminate the level difference after the product shaping to promote the whole quality of product; the feeding mechanism is used for feeding and discharging the product, and the metal powder is filtered through the filter plate, so that the overall quality of the product is balanced.

Description

Powder metallurgy forming die

Technical Field

The utility model relates to a metallurgical mould field specifically is powder metallurgy forming die.

Background

Powder metallurgy is a process technology for manufacturing metal materials, composite materials and various products by preparing metal powder or using the metal powder as a raw material and forming and sintering the metal powder.

The existing powder metallurgy is forged by an upper template and a lower template in an extrusion mode, but models in the existing powder metallurgy die are various, and when powder injection modes are too many, the situation that powder is distributed unevenly in the die often exists when metal powder is injected into the die, so that the molding of a product is layered when the product is pressed, and the quality of the product is influenced, and therefore the powder metallurgy forming die is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder metallurgy forming die to solve the problem that proposes among the above-mentioned background art.

For realizing above-mentioned purpose, powder metallurgy forming die, including the platform, the processing chamber has been seted up to platform inside, the fixed inlet pipe that has buried underground at the platform top, the inlet pipe runs through the platform top, the inside feeding mechanism that is provided with of platform, the inside forming mechanism that is provided with of platform, metal powder falls into to the processing intracavity portion through the inlet pipe.

Preferably: feeding mechanism includes first telescopic link, baffle, filter plate, the first telescopic link of processing intracavity wall one end fixedly connected with, first telescopic link outer wall other end fixedly connected with baffle, baffle outer wall other end fixedly connected with filter plate, the equal fixedly connected with baffle in filter plate both ends, metal powder fall into the processing intracavity portion and fall into the filter plate top through the inlet pipe, the filter plate filters metal powder to the screening filters the great metal powder of volume, and the metal powder after the screening falls into to two sets of between the baffle, thereby first telescopic link promotes the baffle and makes two sets ofly metal powder between the baffle removes, accomplishes following process in proper order at the in-process that promotes: the baffle plate positioned at the front part pushes the product which is molded by the die to move; and injecting the metal powder between the two groups of baffles into the extrusion cavity, returning the baffles to the original position, recovering the redundant metal powder, and paving the top of the metal powder in the extrusion cavity.

Preferably: the forming mechanism comprises an extrusion cavity, an air vent, a second telescopic rod, a lower template, a third telescopic rod and an upper template, the bottom of the processing cavity is provided with the extrusion cavity, the bottom of the extrusion cavity is communicated with the air vent, the top of the air vent is provided with the second telescopic rod, the top of the second telescopic rod is fixedly connected with the lower template, the top of the processing cavity is fixedly connected with the third telescopic rod, the bottom of the third telescopic rod is fixedly connected with the upper template, when powder exists in the extrusion cavity, the second telescopic rod drives the lower template to move up and down in the extrusion cavity, so that the powder in the extrusion cavity is overturned, the distribution of the metal powder is more uniform, the upper template is pushed to move downwards by the third telescopic rod, and the upper template and the lower template are matched to extrude the metal powder, so that the metal powder is formed, after the product is formed, the lower template is driven by the second telescopic rod to move the product to the inner wall of the processing cavity.

Preferably: the baffle is through first telescopic link at processing chamber top sliding connection, the equal fixedly connected with sealing strip in baffle bottom, the sealing strip is used for the clearance between position baffle and the platform to prevent powder between the baffle is found revealing when removing.

Preferably: the length of the baffle plate is larger than the width of the extrusion cavity, and the design enables the metal powder to be filled in the extrusion cavity more uniformly.

Preferably: the extrusion cavity, the lower template and the upper template are all in proper shapes according to the product to be molded.

Preferably: the edges of the outer walls of the lower template and the upper template are tightly attached to the inner wall of the extrusion cavity.

Preferably: the platform is integrally made of non-steel, and the design enables the platform to be more stable integrally.

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

1. the feeding mechanism and the forming mechanism are matched, so that the metal powder can be more uniformly laid in the die, the level difference after the product is formed is eliminated, and the overall quality of the product is improved;

2. the feeding mechanism is used for feeding and discharging the product, and the metal powder is filtered through the filter plate, so that the overall quality of the product is balanced.

Drawings

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

FIG. 2 is a sectional view of the internal structure of the present invention;

fig. 3 is an intercepted view of the internal structure of the utility model.

In the figure: 1. a platform; 11. a processing cavity; 12. a feed pipe; 2. a feeding mechanism; 21. a first telescopic rod; 22. a baffle plate; 23. filtering the plate; 3. a molding mechanism; 31. an extrusion chamber; 32. a vent hole; 33. a second telescopic rod; 34. a lower template; 35. a third telescopic rod; 36. and (5) loading the template.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the powder metallurgy forming die comprises a platform 1, a processing cavity 11 is formed in the platform 1, a feeding pipe 12 is fixedly embedded in the top of the platform 1, the feeding pipe 12 penetrates through the top of the platform 1, a feeding mechanism 2 is arranged in the platform 1, and a forming mechanism 3 is arranged in the platform 1.

The feeding mechanism 2 comprises a first telescopic rod 21, a baffle plate 22 and a filter plate 23, one end of the inner wall of the processing cavity 11 is fixedly connected with the first telescopic rod 21, the other end of the outer wall of the first telescopic rod 21 is fixedly connected with the baffle plate 22, the other end of the outer wall of the baffle plate 22 is fixedly connected with the filter plate 23, and two ends of the filter plate 23 are both fixedly connected with the baffle plate 22; the forming mechanism 3 comprises an extrusion cavity 31, a vent hole 32, a second telescopic rod 33, a lower template 34, a third telescopic rod 35 and an upper template 36, the extrusion cavity 31 is formed at the bottom of the processing cavity 11, the vent hole 32 is communicated with the bottom of the extrusion cavity 31, the second telescopic rod 33 is arranged at the top of the vent hole 32, the lower template 34 is fixedly connected to the top of the second telescopic rod 33, the third telescopic rod 35 is fixedly connected to the top of the processing cavity 11, and the upper template 36 is fixedly connected to the bottom of the third telescopic rod 35; the baffle 22 is in sliding connection with the top of the processing cavity 11 through a first telescopic rod 21, and sealing strips are fixedly connected to the bottoms of the baffle 22; the length of the baffle 22 is greater than the width of the extrusion chamber 31; the extrusion cavity 31, the lower template 34 and the upper template 36 are all in proper shapes according to the product to be molded; the edges of the outer walls of the lower template 34 and the upper template 36 are tightly attached to the inner wall of the extrusion cavity 31; the platform 1 is made entirely of stainless steel.

Wherein, first telescopic link 21, second telescopic link 33 and third telescopic link 35 one end all are connected with the cylinder, and the cylinder promotes first telescopic link 21, second telescopic link 33 or third telescopic link 35 and contracts or prolong, and the cylinder is the production skill or the equipment that have utilized maturity in the real life.

In the scheme: open the power and pour into metal powder into, metal powder falls into through inlet pipe 12 to 11 inside processing chamber that fall into 11 inside and fall into the filter plate 23 top of processing chamber, and filter plate 23 filters metal powder to the screening filters the great metal powder of volume, and the metal powder after the screening falls into to between two sets of baffles 22, thereby first telescopic link 21 promotes baffle 22 and makes the metal powder between two sets of baffles 22 remove, accomplishes the following process in proper order at the in-process that promotes: the front shutter 22 pushes the press-molded product to move; inject into extrusion chamber 31 with the metal powder between two sets of baffles 22, baffle 22 returns to the normal position and withdraws unnecessary metal powder, pave at the inside metal powder's of extrusion chamber 31 top simultaneously, when extrusion chamber 31 is inside to have the powder, second telescopic link 33 drives lower bolster 34 and reciprocates in extrusion chamber 31 is inside, thereby make the powder that is located extrusion chamber 31 inside to carry out the top, thereby make metal powder's distribution more even, promote cope match-plate pattern 36 and move down through third telescopic link 35, thereby make cope match-plate pattern 36 and lower bolster 34 cooperation extrude metal powder, thereby make the metal powder shaping, the shaping is passed through the back and is driven lower bolster 34 through second telescopic link 33 and remove the product to processing chamber 11 inner wall department.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Powder metallurgy forming die, including platform (1), processing chamber (11) have been seted up to platform (1) inside, fixed inlet pipe (12) of having buried underground in platform (1) top, inlet pipe (12) run through platform (1) top, its characterized in that: the feeding mechanism (2) is arranged inside the platform (1), and the forming mechanism (3) is arranged inside the platform (1).

2. The powder metallurgy forming die of claim 1, wherein: feeding mechanism (2) include first telescopic link (21), baffle (22), filter plate (23), the first telescopic link of processing chamber (11) inner wall one end fixedly connected with (21), first telescopic link (21) outer wall other end fixedly connected with baffle (22), baffle (22) outer wall other end fixedly connected with filter plate (23), equal fixedly connected with baffle (22) in filter plate (23) both ends.

3. The powder metallurgy forming die of claim 1, wherein: forming mechanism (3) are including extrusion chamber (31), air vent (32), second telescopic link (33), lower bolster (34), third telescopic link (35) and cope match-plate pattern (36), extrusion chamber (31) have been seted up to processing chamber (11) bottom, extrusion chamber (31) bottom intercommunication has air vent (32), air vent (32) top is provided with second telescopic link (33), second telescopic link (33) top fixedly connected with lower bolster (34), processing chamber (11) top fixedly connected with third telescopic link (35), third telescopic link (35) bottom fixedly connected with cope match-plate pattern (36).

4. The powder metallurgy forming die of claim 2, wherein: baffle (22) are through first telescopic link (21) at processing chamber (11) top sliding connection, the equal fixedly connected with sealing strip in baffle (22) bottom.

5. The powder metallurgy forming die according to claim 2 or 3, wherein: the length of the baffle plate (22) is larger than the width of the extrusion cavity (31).

6. The powder metallurgy forming die of claim 3, wherein: the extrusion cavity (31), the lower template (34) and the upper template (36) are all in proper shapes according to products needing to be molded.

7. The powder metallurgy forming die of claim 3, wherein: the edges of the outer walls of the lower template (34) and the upper template (36) are tightly attached to the inner wall of the extrusion cavity (31).

8. The powder metallurgy forming die of claim 1, wherein: the platform (1) is made of stainless steel as a whole.