CN219503717U

CN219503717U - Powder metallurgy die

Info

Publication number: CN219503717U
Application number: CN202223557258.0U
Authority: CN
Inventors: 吴素兰; 沈仁富; 王红兵
Original assignee: Jiangsu Jiuer Heavy Industry Co ltd
Current assignee: Jiangsu Jiuer Heavy Industry Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-11
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a powder metallurgy die which comprises a forming die, wherein a forming groove is formed in the center of the top wall of the forming die, a positioning hole is formed between the upper side wall and the lower side wall of the forming die at the four corners, the top wall of the forming die is connected with a combined frame in a sliding mode, a matching groove is formed between the upper side wall and the lower side wall of the combined frame corresponding to the forming groove, a matching hole is formed between the upper side wall and the lower side wall of the combined frame corresponding to the lower side positioning hole, a splash guard is fixedly connected to the top wall of the combined frame and positioned at the opening of the matching groove, and two conveying pipelines are symmetrically arranged in the splash guard. According to the utility model, the metal powder injection splash-proof structure is arranged on the integral powder metallurgy die, namely, the splash guard is arranged on the outer side of the forming groove, so that when the metallurgical metal powder is injected into the forming cavity, the metal powder is not easy to splash around after falling into the forming cavity.

Description

Powder metallurgy die

Technical Field

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

Background

Powder metallurgy is a process technique for producing metal powders or producing metal materials, composite materials, and various types of articles from metal powders (or a mixture of metal powders and non-metal powders) as a raw material by forming and sintering. Powder metallurgy includes milling and manufacturing. Wherein the powder preparation is mainly a metallurgical process and is matched with the characters. Powder metallurgy products often far fall outside the category of materials and metallurgy, often being a technology that spans multiple disciplines (materials and metallurgy, mechanical and mechanical, etc.).

The utility model with the publication number of CN217551160U relates to a powder metallurgy pressing die, which comprises a base, the front end of the base is fixedly connected with a lower die and two vertical rods, a rectangular groove is formed in the rear end of the base, the rear end of the base is fixedly connected with a vertical frame, a moving mechanism is arranged at the upper end of the vertical frame and comprises a transverse frame and an upper die which can slide on the vertical frame, connecting grooves are formed in the upper ends of the two vertical rods, a slideway is arranged between the two vertical rods, the middle part of the slideway is fixedly connected with two first sliding blocks, the slideway is driven to rotate anticlockwise, the lower die and the upper die are not influenced by the slideway in the merging process, the slideway is driven to rotate clockwise, so that the slideway is positioned below the upper die, residues in the upper die can drop on the slideway through a striking hammer at the lower end of an elastic rod and then slide into a collecting vessel below the rectangular groove, waste is effectively reduced, and meanwhile, the influence of the residues in the upper die on the quality of next pressing is avoided.

However, the above device has the following problems in use: when the existing powder metallurgy die is used, the existing powder metallurgy die lacks an efficient injection structure of metal powder to be metallurgy, when in powder metallurgy work, the metal powder to be metallurgy cannot be quickly injected into a forming cavity, in addition, the existing powder metallurgy die lacks a metal powder injection splash-proof structure, when in injection work of the metal powder to be metallurgy into the forming cavity, the metal powder falls into the forming cavity, and is extremely easy to splash all around.

Disclosure of Invention

The utility model aims to solve the technical problem that the existing powder metallurgy die lacks an efficient injection structure of metal powder to be metallurgically and a metal powder injection splash-proof structure.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a powder metallurgy die, including the moulded die, the shaping groove has been seted up to moulded die roof central point put, a locating hole has respectively been seted up between the upper and lower both sides wall of four corners of moulded die, moulded die roof sliding connection has the combination frame, the cooperation groove has been seted up to the shaping groove that corresponds between the upper and lower both sides wall of combination frame, the cooperation hole has been seted up to the locating hole that corresponds the below between the upper and lower both sides wall of four corners of combination frame, combination frame roof just is located cooperation groove opening part fixedly connected with splash guard, be the symmetry form in the splash guard and be provided with two pipeline, two pipeline is located the shaping groove directly over.

Through above-mentioned technical scheme, whole powder metallurgy mould is provided with metal powder and pours into splash proof structure, is provided with the splash guard in the shaping groove outside promptly, waits when metallurgical metal powder to the injection work of shaping die cavity, after its metal powder falls into shaping die cavity, is difficult for splashing all around.

The utility model is further provided with: the locating hole and the corresponding one side of the locating hole are internally slidably provided with the same locating pin, the center position of the bottom wall of the forming die is fixedly connected with a connecting block, the bottom wall of the connecting block is fixedly connected with a base, and four mounting holes are formed in the position, away from each other, of the upper side wall and the lower side wall of the base in an X-shaped annular equidistant mode.

Through above-mentioned technical scheme, the mounting hole cooperation mounting bolt on whole powder metallurgy die accessible bottom base carries out fixed mounting, simultaneously, after the metal powder injection moulding groove finishes, four locating pins can be taken out, realize whole metal powder and carry the dismantlement of splashproof structure.

The utility model is further provided with: the anti-splash cover comprises a connecting block, wherein a base is fixedly connected with the bottom wall of the reinforcing block, a baffle is fixedly connected with the top wall of the splash cover, two through holes are symmetrically formed between the central positions of the upper side wall and the lower side wall of the baffle, and the inner side walls of the through holes are fixedly connected with conveying pipelines on the corresponding sides of the through holes.

Through above-mentioned technical scheme, it is provided with the efficient injection structure of waiting metallurgical metal powder, is provided with two sets of independent metal powder pipeline promptly, and two sets of independent metal powder pipeline are located the shaping groove directly over, when carrying out powder metallurgy work, can wait metallurgical metal powder to pour into to the quick of shaping die cavity.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the injection structure of the high-efficiency metal powder to be metallurgically is arranged, namely, two groups of independent metal powder conveying pipelines are arranged, and the two groups of independent metal powder conveying pipelines are positioned right above the forming groove, so that the metal powder to be metallurgically can be rapidly injected into the forming cavity during powder metallurgy;

2. according to the utility model, the metal powder injection splash-proof structure is arranged on the integral powder metallurgy die, namely, the splash guard is arranged on the outer side of the forming groove, so that when the metallurgical metal powder is injected into the forming cavity, the metal powder is not easy to splash around after falling into the forming cavity.

Drawings

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is a perspective view of a metal powder delivery splash guard structure of the present utility model;

fig. 3 is a perspective view of a molding structure of the present utility model.

In the figure: 1. forming a mold; 2. a forming groove; 3. positioning holes; 4. a connecting block; 5. a base; 6. a reinforcing block; 7. a mounting hole; 8. a combination frame; 9. a mating hole; 10. a mating groove; 11. a splash guard; 12. a baffle; 13. a through hole; 14. a delivery conduit; 15. and (5) positioning pins.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-3, a powder metallurgy die comprises a forming die 1, a forming groove 2 is formed in the center of the top wall of the forming die 1, a positioning hole 3 is formed between the upper side wall and the lower side wall of the four corners of the forming die 1, the top wall of the forming die 1 is slidably connected with a combined frame 8, a matching groove 10 is formed between the upper side wall and the lower side wall of the combined frame 8 corresponding to the forming groove 2, a matching hole 9 is formed between the upper side wall and the lower side wall of the four corners of the combined frame 8 corresponding to the lower positioning hole 3, a splash guard 11 is fixedly connected to the top wall of the combined frame 8 and is positioned at the opening of the matching groove 10, two conveying pipelines 14 are symmetrically arranged in the splash guard 11, the two conveying pipelines 14 are positioned right above the forming groove 2, the whole powder metallurgy die is provided with a metal powder injection splash-proof structure, namely, when the metal powder is injected into a forming cavity, the metal powder is not easy to splash around after falling into the forming cavity.

As shown in fig. 1-3, the same positioning pin 15 is slidably mounted in the positioning hole 3 and the corresponding matching hole 9 on one side, the connecting block 4 is fixedly connected to the center of the bottom wall of the forming die 1, the base 5 is fixedly connected to the bottom wall of the connecting block 4, four mounting holes 7 are formed in an X-shaped annular equidistant way between the upper side wall and the lower side wall of the base 5, the whole powder metallurgy die can be fixedly mounted by matching the mounting holes 7 on the base 5 at the bottom with mounting bolts, and meanwhile, after the metal powder is injected into the forming groove 2, the four positioning pins 15 can be extracted, so that the disassembly of the whole metal powder conveying splash-proof structure is realized.

As shown in fig. 1-3, the middle positions of the peripheral outer side walls below the connecting block 4 are fixedly connected with a reinforcing block 6, the bottom walls of the four reinforcing blocks 6 are fixedly connected with a base 5, the top wall of the splash guard 11 is fixedly connected with a baffle 12, two through holes 13 are symmetrically formed between the central positions of the upper side wall and the lower side wall of the baffle 12, the inner side wall of each through hole 13 is fixedly connected with a conveying pipeline 14 on the corresponding side of each through hole, an efficient injection structure of metal powder to be metallurgically processed is arranged, namely, two groups of independent metal powder conveying pipelines 14 are arranged, and the two groups of independent metal powder conveying pipelines 14 are positioned right above the forming groove 2, so that rapid injection of metal powder to be metallurgically processed into a forming cavity can be performed during powder metallurgy work.

When the metal powder injection splash-proof structure is used, namely, the splash guard 11 is arranged on the outer side of the forming groove 2, when the metal powder to be metallurgically injected into the forming cavity is performed, the metal powder is not easy to splash around after falling into the forming cavity, in addition, the metal powder injection splash-proof structure can be fixedly installed through the installation holes 7 on the bottom base 5 of the metal powder injection splash-proof structure, meanwhile, after the metal powder injection forming groove 2 is completed, the four positioning pins 15 can be extracted, so that the disassembly of the metal powder injection splash-proof structure is realized, and meanwhile, the metal powder injection splash-proof structure is provided with the efficient injection structure of the metal powder to be metallurgically, namely, two independent metal powder conveying pipelines 14 are arranged right above the forming groove 2, and when the metal powder metallurgy is performed, the metal powder to be metallurgically injected into the forming cavity can be rapidly performed.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Powder metallurgy die, including moulded die (1), its characterized in that: a forming groove (2) is formed in the center of the top wall of the forming die (1), a positioning hole (3) is formed between the upper side wall and the lower side wall of the four corners of the forming die (1), and the top wall of the forming die (1) is connected with a combined frame (8) in a sliding manner;

matching grooves (10) are formed between the upper side wall and the lower side wall of the combined frame (8) corresponding to the forming grooves (2), and matching holes (9) are formed between the upper side wall and the lower side wall of the four corners of the combined frame (8) corresponding to the lower positioning holes (3);

the combined frame is characterized in that a splash guard (11) is fixedly connected to the top wall of the combined frame (8) and located at the opening of the matching groove (10), two conveying pipelines (14) are symmetrically arranged in the splash guard (11), and the two conveying pipelines (14) are located right above the forming groove (2).

2. A powder metallurgy die according to claim 1, wherein: the same locating pin (15) is slidably arranged in the locating hole (3) and the matching hole (9) on the corresponding side.

3. A powder metallurgy die according to claim 1, wherein: the forming die is characterized in that a connecting block (4) is fixedly connected to the center of the bottom wall of the forming die (1), and a base (5) is fixedly connected to the bottom wall of the connecting block (4).

4. A powder metallurgy die according to claim 3, wherein: four mounting holes (7) are formed in the upper side wall and the lower side wall of the base (5) in an X-shaped annular equidistant mode.

5. A powder metallurgy die according to claim 3, wherein: the middle positions of the peripheral outer side walls below the connecting blocks (4) are fixedly connected with reinforcing blocks (6), and the bottom walls of the four reinforcing blocks (6) are fixedly connected with bases (5).

6. A powder metallurgy die according to claim 1, wherein: the splash guard is characterized in that a baffle (12) is fixedly connected to the top wall of the splash guard (11), and two through holes (13) are symmetrically formed between the center positions of the upper side wall and the lower side wall of the baffle (12).

7. A powder metallurgy die according to claim 6, wherein: the inner side wall of the through hole (13) is fixedly connected with a conveying pipeline (14) at one corresponding side.