CN220407061U

CN220407061U - New energy motor rotor die casting die

Info

Publication number: CN220407061U
Application number: CN202322049334.5U
Authority: CN
Inventors: 盛亚华; 罗丹丹; 周晓旭
Original assignee: ANHUI CHAOHU CITY HONGSHUN MACHINERY CASTING CO LTD
Current assignee: ANHUI CHAOHU CITY HONGSHUN MACHINERY CASTING CO LTD
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-01-30
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses a new energy motor rotor die-casting die, which belongs to the technical field of die-casting dies and particularly relates to a new energy motor rotor die-casting die. According to the utility model, after the inner flow cavity is formed in the lower die body and is close to the outer side, the support column and the outer ring frame are driven to be respectively clamped at the upper end of the stepped hole and the inner side of the inner flow cavity when the upper die body is closed, at the moment, cooling liquid can be filled into the cooling cavity channel and the inner side of the inner flow cavity to cool the inner side part of the workpiece after the workpiece is shaped, the operation is simple, the cooling effect of the external cooling liquid can be effectively prevented from being transmitted to the inner side position, and the cooling device is suitable for thick-wall cooling, and is convenient for subsequent disassembly and use, and the practicability is improved.

Description

New energy motor rotor die casting die

Technical Field

The utility model belongs to the technical field of die casting dies, and particularly relates to a new energy motor rotor die casting die.

Background

The die casting is a short term of pressure casting, which is a method for obtaining castings by filling liquid or semi-liquid metal into a die cavity of a die casting mold at a high speed under the action of high pressure and solidifying rapidly under the pressure, and has the advantages of high precision, stable size, good consistency, small machining allowance, capability of extruding very clear lines, words, pictures and symbols by the die casting mold, fine arrangement of the die casting, high strength and hardness and the like, and is widely applied to various production fields, and the produced components such as motor rotors, pipe fittings, motor end covers and the like;

at present, the die casting operation is mostly carried out by adopting high-level liquid metal, the body temperature is higher after the die casting operation is shaped, the die casting operation is difficult to quickly cool by only relying on external cooling liquid, and the die casting operation can be taken out after the die casting operation is cooled for a longer time, so that the subsequent production efficiency is greatly influenced;

in order to solve the problems, the application provides a new energy motor rotor die casting die.

Disclosure of Invention

The utility model aims to provide a new energy motor rotor die casting die, which solves the problems in the background technology.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a new energy motor rotor die casting die which comprises a lower die body and an upper die body, wherein a die casting cavity is formed in the upper end of the lower die body, a downward extending stepped hole is formed in the lower end of the die casting cavity, a top plate is arranged in the stepped hole, an electric ejector rod for driving the top plate to move upwards to eject a workpiece is further arranged in the stepped hole, a protruding support column is arranged at the lower end of the upper die body, the axis of the support column coincides with the stepped hole, an outer ring frame is arranged at the outer side of the lower end of the upper die body, a suction pipe for conveying cooling liquid is arranged in the outer ring frame, an inner flow cavity for cooling liquid to flow is formed in the outer ring frame, and a cooling cavity for cooling the inner side of the workpiece by cooling liquid is formed in the support column.

Further, a connecting pipe for being in butt joint with the cooling cavity is arranged at the upper end of the upper die body, and a charging barrel is arranged at one side of the upper end of the upper die body.

Further, a diversion hole for connecting the upper end of the cooling cavity channel with the suction pipe is formed in the upper die body, and the diversion hole and the suction pipe are circumferentially and equidistantly arranged in the upper die body and the outer ring frame.

Further, a diversion slope for diverting and dispersing the cooling liquid is arranged at the upper end of the inner part of the support column.

Further, the upper end of the top plate is provided with an inwardly protruding top block.

Further, the lower end of the top plate is provided with a folding curtain which is used for being connected with the inner wall of the stepped hole to form sealing protection.

The utility model has the following beneficial effects:

according to the utility model, after the inner flow cavity is formed in the lower die body and is close to the outer side, the support column and the outer ring frame are driven to be respectively clamped at the upper end of the stepped hole and the inner side of the inner flow cavity when the upper die body is closed, at the moment, cooling liquid can be filled into the cooling cavity channel and the inner side of the inner flow cavity to cool the inner side part of the workpiece after the workpiece is shaped, the operation is simple, the cooling effect of the external cooling liquid can be effectively prevented from being transmitted to the inner side position, and the cooling device is suitable for thick-wall cooling, so that the cooling device is convenient to disassemble and use and the practicability is improved;

through cooling the inboard back to the work piece, drive the pillar through the cope mold body and shift out, can directly utilize electronic ejector pin to drive the kicking block upwards with the work piece ejecting this moment through the roof, avoid work piece and die casting intracavity wall to bond too closely and appear the condition that is difficult to drop, can also avoid artifical closely to contact to improve the security performance when can improving the work piece unloading by a wide margin through this, further utilize kicking block protrusion structure, can make the pillar automatic place in inside packing gap when moving down form sealedly.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall internal part structure of the present utility model;

FIG. 2 is a schematic view of the whole appearance part structure of the present utility model;

FIG. 3 is a schematic view of an inner portion of the upper mold body of FIG. 1;

FIG. 4 is a schematic view of an inner portion of the lower mold body of FIG. 1;

FIG. 5 is a schematic view of a part A of the enlarged partial structure of FIG. 4;

in the drawings, the list of components represented by the various numbers is as follows:

in the figure: 1. a lower die body; 2. an upper die body; 3. a die casting cavity; 4. a stepped hole; 5. a top plate; 6. an electric ejector rod; 7. a support post; 8. an outer ring frame; 9. a suction tube; 10. an inner flow chamber; 11. a cooling channel; 12. a connecting pipe; 13. a charging barrel; 14. a deflector aperture; 15. a split slope; 16. a top block; 17. folding curtain.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, the utility model discloses a new energy motor rotor die casting mold, which comprises a lower die body 1 and an upper die body 2, wherein a die casting cavity 3 is formed in the upper end of the lower die body 1, a downward extending stepped hole 4 is formed in the lower end of the die casting cavity 3, a top plate 5 is arranged in the stepped hole 4, an electric ejector rod 6 for driving the top plate 5 to move upwards to eject a workpiece is further arranged in the stepped hole 4, a protruding support column 7 is arranged at the lower end of the upper die body 2, the axle center of the support column 7 coincides with the stepped hole 4, an outer ring frame 8 is arranged at the outer side of the lower end of the upper die body 2, a suction pipe 9 for conveying cooling liquid is arranged in the outer ring frame 8, an inner flow cavity 10 for cooling liquid to flow is formed in the outer ring frame 8, a cooling cavity 11 for cooling the inner side of a workpiece is formed in the support column 7, the split structure of the support column 7 and the lower die casting cavity 3 is formed in the inner side of the die casting cavity, and the cooling cavity 11 is formed in the inner side of the split structure of the support column 7, so that the situation that the cooling of the outer side of the workpiece can only be cooled down is effectively avoided, and the production quality and the cooling speed of the workpiece can be improved.

Wherein, the upper end of last die body 2 is provided with and is used for the connecting pipe 12 with cooling chamber way 11 butt joint, and upper end one side of last die body 2 is provided with feed cylinder 13, and connecting pipe 12 still can take out the cooling liquid of interior flow chamber 10 temporal through suction tube 9 in this embodiment and change, and continuous cooling in the time of being convenient for uses.

Wherein, the inside of last die body 2 has offered the water conservancy diversion hole 14 that is used for being connected cooling chamber way 11 upper end and suction tube 9, and water conservancy diversion hole 14 and suction tube 9 are equidistant setting in circumference in the inside of last die body 2 and outer loop frame 8, and water conservancy diversion hole 14 is used for avoiding the coolant liquid to gather in the inside position unable out diffusion in this embodiment to ensure cooling's homogeneity.

The upper end of the inner portion of the strut 7 is provided with a diversion slope 15 for diverting and dispersing the cooling liquid, and in this embodiment, the location of the diversion slope 15 is slightly higher than the upper end of the diversion hole 14, so that a part of the cooling liquid can automatically flow into the diversion hole 14 after being diverted.

Wherein, the upper end of the top plate 5 is provided with an inwardly protruding top block 16, and in this embodiment, the upper end of the top block 16 abuts against the lower end of the workpiece near the inner edge.

Wherein, the lower extreme of roof 5 is provided with and is used for forming sealed protection's folding curtain 17 with the shoulder hole 4 inner wall connection.

One specific application of this embodiment is: according to the utility model, after the inner flow cavity 10 is formed in the lower die body 1 and is close to the outer side, when the upper die body 2 is closed by moving downwards, the support column 7 positioned at the lower end of the upper die body 2 and the outer ring frame 8 positioned at the outer side of the lower end of the upper die body 2 are driven to be respectively clamped in the inner part of the upper end of the stepped hole 4 at the upper end of the lower die body 1 and the inner flow cavity 10 positioned in the upper end of the lower die body 1 and close to the outer side, at the moment, after the workpiece is shaped, cooling liquid is filled into the cooling cavity channel 11 and the inner side of the inner flow cavity 10 through the connecting pipe 12 and the diversion hole 14 to cool the inner side part of the workpiece, so that the operation is simple, the cooling effect of the external cooling liquid can be effectively prevented from being unable to be transmitted to the inner side position, and the cooling device is suitable for thick-wall cooling, and convenient for subsequent disassembly and use, and practical performance is improved; through cooling the inboard back to the work piece, drive pillar 7 through last die body 2 and shift out, can directly utilize the electronic ejector pin 6 that sets up in the shoulder hole 4 this moment and drive the kicking block 16 that is located the roof 5 top outside through the roof 5 of its upper end upwards with the work piece, avoid work piece and die casting chamber 3 inner wall bonding too closely to appear the condition that is difficult to drop, can also avoid artifical closely contact to improve the security performance when improving the work piece unloading by a wide margin through this, further utilize the inward protruding structure of kicking block 16, automatic rest in inside packing gap when can making pillar 7 move down forms sealedly.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a new forms of energy motor rotor die casting die, includes die body (1) and last die body (2), its characterized in that: the die casting die is characterized in that a die casting cavity (3) is formed in the upper end of the lower die body (1), a downward extending stepped hole (4) is formed in the lower end of the die casting cavity (3), a top plate (5) is arranged in the stepped hole (4), an electric ejector rod (6) used for driving the top plate (5) to move upwards to eject a workpiece is further arranged in the stepped hole (4), a protruding support column (7) is arranged at the lower end of the upper die body (2), the axis of the support column (7) coincides with the stepped hole (4), an outer ring frame (8) is arranged at the outer side of the lower end of the upper die body (2), a suction pipe (9) used for conveying cooling liquid is arranged in the outer ring frame (8), an inner flow cavity (10) used for cooling liquid to flow is formed in the outer ring frame (8), and a cooling cavity (11) used for cooling the inner side of the workpiece by cooling liquid is formed in the support column (7).

2. The new energy motor rotor die casting die according to claim 1, wherein: the upper end of the upper die body (2) is provided with a connecting pipe (12) for being in butt joint with the cooling cavity (11), and one side of the upper end of the upper die body (2) is provided with a charging barrel (13).

3. The new energy motor rotor die casting die according to claim 1, wherein: the inside of last die body (2) has seted up guiding hole (14) that are used for being connected cooling cavity way (11) upper end and suction tube (9), guiding hole (14) and suction tube (9) are equidistant setting in circumference in the inside of last die body (2) and outer loop frame (8).

4. The new energy motor rotor die casting die according to claim 1, wherein: the upper end of the inner part of the support column (7) is provided with a diversion slope (15) for diverting and dispersing the cooling liquid.

5. The new energy motor rotor die casting die according to claim 1, wherein: the upper end of the top plate (5) is provided with an inwardly protruding top block (16).

6. The new energy motor rotor die casting die according to claim 1, wherein: the lower end of the top plate (5) is provided with a folding curtain (17) which is used for being connected with the inner wall of the stepped hole (4) to form sealing protection.