CN219292719U

CN219292719U - Low pressure casting aluminum rotor mold

Info

Publication number: CN219292719U
Application number: CN202223260110.0U
Authority: CN
Inventors: 李德平
Original assignee: Ningbo Desheng Mould Co ltd
Current assignee: Ningbo Desheng Mould Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-07-04
Anticipated expiration: 2032-12-06

Abstract

The utility model relates to the technical field of cast aluminum rotor molds, and discloses a low-pressure cast aluminum rotor mold, which comprises an upper mold and a lower mold, wherein a rotor iron core is arranged between the upper mold and the lower mold, the upper end of the upper mold and the lower end of the lower mold are fixedly connected with positioning plates, a cooling plate is arranged between the two positioning plates, split pipes are arranged on the left side and the right side of the cooling plate, and the split pipes and the cooling plate are connected with each other through connecting pipes; this low pressure casting aluminum rotor mold utilizes the sliding connection of spread groove and connecting block, when the casting, conveniently installs the cooling plate in the outside of mould, through water piping connection water source for the coolant liquid is sent into the shunt tubes, and realizes the cooling treatment to the mould through cooling coil, has improved the casting and has made cooling efficiency, utilizes a plurality of cooling coil convenient control cooling positions simultaneously, makes the foundry goods cool off from the top down, and convenient feeding has guaranteed the production quality of foundry goods, has improved the practicality.

Description

Low pressure casting aluminum rotor mold

Technical Field

The utility model relates to the technical field of cast aluminum rotor molds, in particular to a low-pressure cast aluminum rotor mold.

Background

The rotating body supported by the bearing is called a rotor, and the cast aluminum rotor mold is mainly used for manufacturing the rotor and casting the rotor.

The low-pressure casting aluminum rotor mould comprises a liquid lifting bag, a lower mould, a rotor iron core and an upper mould, wherein the liquid lifting bag is in sealing connection with a liquid lifting pipe of a casting machine, the lower mould is in sealing connection with the upper end of the liquid lifting bag, the rotor iron core is connected with the upper end of the lower mould and is formed by laminating punching sheets and provided with a guide bar through hole, and the upper mould is connected with the upper end of the rotor iron core; the lower part of the upper die is provided with an annular rotor upper end ring hole communicated with the guide bar through hole, and the upper part of the upper die is provided with a heat insulation riser communicated with the rotor upper end ring hole; a heating pipe hole is also arranged in the upper die around the heat insulation riser; the upper part of the lower die is provided with an annular hole at the lower end of the rotor, and split gates are uniformly arranged in the lower die. The joints are sealed by asbestos pads, respectively. The utility model can ensure the sequential solidification of castings, reduce various casting defects such as air holes, shrinkage cavities and the like in the castings, improve the internal quality of the rotor, and integrally comprise an upper die, a lower die and a rotor core.

But current low pressure casting aluminum rotor mould cools off through natural heat dissipation, and radiating efficiency is lower, and production efficiency is lower, and the speed of inconvenient control cooling simultaneously leads to the whole heat dissipation solidification about the mould, influences the quality of foundry goods, and the practicality is lower.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a low-pressure casting aluminum rotor mold, which aims to solve the problems that the existing low-pressure casting aluminum rotor mold provided in the background art cools through natural heat dissipation, the heat dissipation efficiency is low, the production efficiency is low, the cooling speed is inconvenient to control, the upper and lower whole heat dissipation and solidification of the mold are caused, the quality of castings is influenced, and the practicability is low.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low pressure casting aluminum rotor mold, includes mould and lower mould, be provided with rotor core between last mould and the lower mould, the equal fixedly connected with locating plate of the upper end of last mould and the lower extreme of lower mould, two install the cooling plate between the locating plate, the shunt tubes are all installed to the left and right sides of cooling plate, shunt tubes and cooling plate pass through connecting pipe interconnect, the avris of shunt tubes is provided with the water pipe.

Preferably, the upper die and the lower die are respectively detachably connected with the rotor core, and a forming cavity is arranged in the rotor core, so that the die is convenient to detach to demold the casting.

Preferably, the spread groove has all been seted up to the left and right sides on locating plate surface, the equal fixedly connected with connecting block in upper and lower both ends of cooling plate, connecting block and spread groove sliding connection make things convenient for the installation and the dismantlement of cooling plate.

Preferably, the inside of cooling plate is provided with cooling coil, cooling coil is provided with four, is convenient for cool off respectively the upper and lower both sides of mould.

Preferably, the connecting pipes are provided with four, each connecting pipe is provided with a control valve, one ends of the four cooling coils are respectively communicated with the shunt pipes through the connecting pipes, so that the rapid cooling of the die is realized, each cooling coil is controlled through the control valve, and the cooling part is convenient to control.

Preferably, the water pipe is provided with two at the upper and lower ends of the shunt tubes, and the water tank is installed at one end of the water pipe away from the shunt tubes, so that the die is convenient to cool.

Compared with the prior art, the utility model provides a low-pressure casting aluminum rotor mold, which has the following beneficial effects:

this low pressure casting aluminum rotor mold utilizes the sliding connection of spread groove and connecting block, when the casting, conveniently installs the cooling plate in the outside of mould, through water piping connection water source for the coolant liquid is sent into the shunt tubes, and realizes the cooling treatment to the mould through cooling coil, has improved the casting and has made cooling efficiency, utilizes a plurality of cooling coil convenient control cooling positions simultaneously, makes the foundry goods cool off from the top down, and convenient feeding has guaranteed the production quality of foundry goods, has improved the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;

FIG. 3 is a schematic cross-sectional structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. an upper die; 2. a lower die; 3. a rotor core; 4. a positioning plate; 41. a connecting groove; 5. a cooling plate; 51. a connecting block; 52. a cooling coil; 6. a shunt; 7. a connecting pipe; 8. a water pipe.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the low-pressure aluminum casting rotor die comprises an upper die 1 and a lower die 2, wherein a rotor iron core 3 is arranged between the upper die 1 and the lower die 2, the upper die 1 and the lower die 2 are respectively and detachably connected with the rotor iron core 3, a forming cavity is formed in the rotor iron core 3, the upper end of the upper die 1 and the lower end of the lower die 2 are fixedly connected with positioning plates 4, a cooling plate 5 is arranged between the two positioning plates 4, connecting grooves 41 are formed in the left side and the right side of the surface of the positioning plates 4, connecting blocks 51 are fixedly connected to the upper end and the lower end of the cooling plate 5, cooling coils 52 are arranged on the inner side of the cooling plate 5, the cooling coils 52 are arranged in four ways, and the cooling plates 5 are conveniently arranged on the outer side of the die in a sliding connection mode by utilizing the connecting grooves 41 and the connecting blocks 51 in casting, so that rapid cooling treatment of the die is realized, and the cooling efficiency is improved in casting;

the shunt tubes 6 are all installed to connecting block 51 and spread groove 41 sliding connection, the left and right sides of cooling plate 5, connecting pipe 7 is provided with four, all install the control valve on every connecting pipe 7, the one end of four cooling coil 52 is put through connecting pipe 7 and shunt tubes 6 each other respectively, shunt tubes 6 and cooling plate 5 pass through connecting pipe 7 interconnect, the avris of shunt tubes 6 is provided with water pipe 8, water pipe 8 is located upper and lower both ends of shunt tubes 6 and is provided with two, and water pipe 8 keeps away from the one end of shunt tubes 6 and all installs the water tank, utilize a plurality of cooling coil 52 to conveniently control the cooling position, make the foundry goods cool down from the follow, convenient feeding has guaranteed the production quality of foundry goods, the practicality has been improved.

Working principle: firstly, when in use, the upper die 1 and the lower die 2 are respectively arranged at the upper end and the lower end of the rotor core 3, thereby pouring a molding cavity, conveniently arranging the cooling plate 5 at the outer side of the die through the sliding connection of the connecting groove 41 and the connecting block 51, connecting an external water source through the water pipe 8, and sending cooling liquid into the shunt pipe 6, so that the cooling coil pipes 52 are subjected to cooling treatment, the cooling efficiency is improved, and the four cooling coil pipes 52 are respectively arranged, when in cooling, the opening and the closing of the connecting pipe 7 are controlled through the control valve, when in cooling, the cooling coil pipes 52 at the lowest side are firstly connected for cooling, then the connecting pipe 7 is gradually opened, so that the casting can be cooled from the lower side, the production quality of the casting is ensured, and the practicability is improved.

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

Claims

1. The utility model provides a low pressure casting aluminum rotor mold, includes mould (1) and lower mould (2), its characterized in that: be provided with rotor core (3) between last mould (1) and lower mould (2), the equal fixedly connected with locating plate (4) of the upper end of last mould (1) and the lower extreme of lower mould (2), two install cooling plate (5) between locating plate (4), shunt tubes (6) are all installed to the left and right sides of cooling plate (5), shunt tubes (6) and cooling plate (5) pass through connecting pipe (7) interconnect, the avris of shunt tubes (6) is provided with water pipe (8).

2. A low pressure cast aluminum rotor mold as defined in claim 1 wherein: the upper die (1) and the lower die (2) are respectively and detachably connected with the rotor core (3), and a forming cavity is arranged in the rotor core (3).

3. A low pressure cast aluminum rotor mold as defined in claim 1 wherein: connecting grooves (41) are formed in the left side and the right side of the surface of the positioning plate (4), connecting blocks (51) are fixedly connected to the upper end and the lower end of the cooling plate (5), and the connecting blocks (51) are in sliding connection with the connecting grooves (41).

4. A low pressure cast aluminum rotor mold as defined in claim 1 wherein: the inner side of the cooling plate (5) is provided with cooling coils (52), and the cooling coils (52) are provided with four.

5. A low pressure cast aluminum rotor mold as recited in claim 4 wherein: four connecting pipes (7) are arranged, each connecting pipe (7) is provided with a control valve, and one ends of the four cooling coils (52) are respectively communicated with the shunt pipes (6) through the connecting pipes (7).

6. A low pressure cast aluminum rotor mold as defined in claim 1 wherein: the water pipes (8) are arranged at the upper end and the lower end of the shunt pipes (6), and the water tanks are arranged at one ends of the water pipes (8) away from the shunt pipes (6).