CN219004536U

CN219004536U - Dynamic and static disc casting die

Info

Publication number: CN219004536U
Application number: CN202223261955.1U
Authority: CN
Inventors: 安翔
Original assignee: Baoding Zhongda Casting Co ltd
Current assignee: Baoding Zhongda Casting Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-05-12
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a dynamic and static disc casting die, which comprises: the movable die and the static die unit have cooling effect, and the static die unit comprises a pushing component and a fixed die plate; the pushing component is fixedly connected with the fixed template, the top surface of the fixed template is provided with a groove, and the groove is matched with and in sliding connection with the cavity block of the pushing component; the bottom surface of the cavity block is provided with a cavity matched with the dynamic and static discs, the top surface of the cavity block is fixedly connected and communicated with an injection nozzle, and the injection nozzle respectively penetrates through the pushing component and the movable mould and is communicated with an external injection machine; the movable mould is connected with the fixed mould plate in a sliding way; the movable mould is fixedly connected with the cavity block. The utility model can improve the heat dissipation efficiency of the dynamic and static discs and reduce the defect rate of the dynamic and static discs.

Description

Dynamic and static disc casting die

Technical Field

The utility model relates to the technical field of casting, in particular to a dynamic and static disc casting die.

Background

The movable disc and the static disc in the compressor are collectively called a vortex disc, are core parts in the electric vortex compressor of the new energy air conditioner, the static disc is a fixed involute, the movable disc is an eccentric rotary translational involute, most of the movable disc is made of aluminum alloy materials, the movable disc is convenient to process and manufacture, and the manufacturing cost is reduced. Because the working parts are mostly in involute shapes, the casting cooling and heat dissipation of the dynamic and static discs are worse when the dynamic and static discs are closer to the center in the casting process, so that in order to improve the heat dissipation efficiency of the dynamic and static discs and reduce the defect rate of the dynamic and static discs, it is necessary to design a dynamic and static disc casting mold to solve the problems.

Disclosure of Invention

The utility model aims to provide a dynamic and static disc casting die which solves the problems in the prior art, can improve the heat dissipation efficiency of the dynamic and static disc and reduces the defect rate of the dynamic and static disc.

In order to achieve the above object, the present utility model provides the following solutions:

a dynamic and static disk casting mold comprising: the movable die and the static die unit have cooling effect, and the static die unit comprises a pushing component and a fixed die plate; the pushing assembly is fixedly connected with the fixed die plate, a groove is formed in the top surface of the fixed die plate, and the groove is matched with and in sliding connection with the cavity block of the pushing assembly; the bottom surface of the cavity block is provided with a cavity matched with the movable and static plates, the top surface of the cavity block is fixedly connected and communicated with an injection nozzle, and the injection nozzle respectively penetrates through the pushing assembly and the movable die and is communicated with an external injection machine; the movable die is in sliding connection with the fixed die plate; the movable die is fixedly connected with the cavity block.

Preferably, the pushing assembly comprises a fixed plate, a plurality of push rods are fixedly connected to the bottom surface of the fixed plate, one ends of the push rods penetrate through the top surface of the cavity block and are flush with the top surface of the cavity, and the fixed plate is fixedly connected with the fixed plate through limit screws.

Preferably, the movable mould comprises a movable mould plate and a cold rod; the cold pole is provided with a plurality of, the one end of cold pole with movable mould board bottom surface fixed connection, the other end of cold pole run through the fixed plate and with die cavity piece bottom surface fixed connection.

Preferably, guide holes are formed in four corners of the movable template, guide sleeves are fixedly arranged in the guide holes, guide columns are connected in a sliding mode in the guide sleeves, and the bottom ends of the guide columns penetrate through the fixed plate and are fixedly connected with the fixed template.

Preferably, a plurality of cooling holes are formed in the side wall of the cavity, the cooling holes are obliquely arranged, the bottom ends of the cooling holes are obliquely arranged towards one side away from the cavity, cooling rods are arranged in the cooling holes and are divided into an integrally formed aluminum rod and a copper rod, and the copper rod is close to the cavity.

Preferably, two ends of the fixing plate are fixedly connected with the cavity block through connecting rods respectively.

Preferably, the cold bar is made of aluminum alloy.

The utility model has the following technical effects:

according to the utility model, the movable mold pulls the movable mold cavity block, so that the cavity block is separated from the fixed mold plate, the movable and fixed disks are pushed out for demolding through the pushing component, the production of products is realized, meanwhile, the cold rod connected with the movable mold is added in the cavity, the rapid heat dissipation of the position with more concentrated heat in the cavity is realized, the cooling uniformity of the movable and fixed disks is improved, and the product quality of the movable and fixed disks is also improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in 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 other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic diagram of a side view of a movable mold;

FIG. 3 is a schematic side view of a cavity block;

FIG. 4 is a schematic side view of a stationary platen;

FIG. 5 is a schematic side view of a cooling bar;

1, a movable template; 2. a cold bar; 3. a fixing plate; 4. a push rod; 5. a cavity; 6. an injection nozzle; 7. guide sleeve; 8. a guide post; 9. a cooling hole; 10. a connecting rod; 11. a groove; 12. a cavity block; 13. a stationary mold plate; 14. an aluminum bar; 15. a copper bar; 16. and (5) limiting screws.

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 order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

A dynamic and static disk casting mold as shown in fig. 1-5, comprising: the movable die and static die unit comprises a pushing component and a fixed die plate 13; the pushing component is fixedly connected with the fixed template 13, a groove 11 is formed in the top surface of the fixed template 13, and the groove 11 is matched with and in sliding connection with a cavity block 12 of the pushing component; the bottom surface of the cavity block 12 is provided with a cavity 5 matched with the dynamic and static discs, the top surface of the cavity block 12 is fixedly connected and communicated with an injection nozzle 6, and the injection nozzle 6 respectively penetrates through the pushing component and the movable mould and is communicated with an external injection machine; the movable mould is in sliding connection with the fixed mould plate 13; the movable mold is fixedly connected with the cavity block 12.

According to the utility model, the movable mold pulls the movable mold cavity block 12, so that the movable mold cavity block 12 is separated from the fixed mold plate 13, the movable and fixed disks are pushed out for demolding through the pushing component, the production of products is realized, meanwhile, the cold rod 2 connected with the movable mold is added in the mold cavity 5, the rapid heat dissipation of the position where the heat in the mold cavity 5 is concentrated is realized, the cooling uniformity of the movable and fixed disks is improved, and the product quality of the movable and fixed disks is also improved.

Furthermore, a water channel which is convenient for heat dissipation is also arranged in the cavity block 12 and the fixed template 13, which is the prior art and is not described herein.

Further optimizing scheme, pushing away the material subassembly and including fixed plate 3, the bottom surface rigid coupling of fixed plate 3 has a plurality of push rods 4, and the one end of push rod 4 runs through die cavity piece 12 top surface and with die cavity 5 top surface looks adaptation and parallel and level, has realized that push rod 4 can stretch into die cavity 5 and release the sound dish product when die cavity piece 12 is retracted, realizes the drawing of patterns of product. The fixed plate 3 is fixedly connected with the fixed plate 13 through a limit screw 16.

Further optimizing scheme, the movable mould comprises a movable mould plate 1 and a cold rod 2; the cold pole 2 is provided with a plurality of, and the one end and the movable mould board 1 bottom surface fixed connection of cold pole 2, and the other end of cold pole 2 runs through fixed plate 3 and with die cavity piece 12 bottom surface fixed connection, and cold pole 2 is the aluminum alloy material, heat in the transfer die cavity 5 that can be quick to supplementary heat dissipation through movable mould board 1 has realized the quick preparation and the production of product. The cold rod 2 is arranged in a targeted manner according to the specific shape of the movable and static disc and the thicker formed part of the cold rod, so that the cooling uniformity of the movable and static disc is improved, and the quality of the movable and static disc is also improved.

According to the further optimization scheme, guide holes are formed in four corners of the movable template 1, guide sleeves 7 are fixedly arranged in the guide holes, guide columns 8 are slidably connected in the guide sleeves 7, the bottom ends of the guide columns 8 penetrate through the fixed plate 3 and are fixedly connected with the fixed template 13, the movable template 1 is slidably connected with the fixed template 13 through the guide columns 8, and the guide columns 8 can play a role in guiding and preventing the cold rods 2 from being damaged due to deflection of the movable template 1.

Further optimizing scheme, a plurality of cooling holes 9 have been seted up to the lateral wall of die cavity 5, cooling hole 9 slope sets up, the bottom slope of cooling hole 9 sets up towards one side of keeping away from die cavity 5, be provided with the cooling stick in the cooling hole 9, the cooling stick divide into integrated into one piece's aluminium bar 14 and bar copper 15, bar copper 15 is close to die cavity 5 setting, an terminal surface of bar copper 15 and the lateral wall looks adaptation of die cavity 5, an terminal surface of aluminium bar 14 and the bottom surface looks adaptation of die cavity piece 12, through setting up a plurality of cooling sticks in die cavity 5, and utilize the high thermal conductivity of bar copper 15 and the high heat accumulation of aluminium bar 14, the giving off of the heat in the die cavity 5 has been improved.

In a further optimized scheme, two ends of the fixed plate 3 are fixedly connected with the cavity block 12 through the connecting rods 10 respectively.

The working procedure of this embodiment is as follows:

after the movable mold and the static mold unit are assembled, aluminum water is injected into the cavity 5 through the injection nozzle 6 by using an external injection machine, after the cavity 5 is filled with the aluminum water, the aluminum water is gradually cooled along with heat dissipation of the cavity block 12, and because of the shape of the movable and static disks, the cooling rates of all parts of the movable and static disks are different, so that casting defects are easily caused, the cold rod 2 is arranged at the corresponding position in the cavity 5, the cold rod 2 is used for conducting and dissipating auxiliary heat, and the cooling rod arranged on the inner wall of the cavity 5 is also used, because the heat conductivity of the copper rod 15 is good, the heat dissipation efficiency of the mold can be improved by comprehensively utilizing the heat dissipation of the water channel, the cold rod 2 and the cooling rod, the demolding time is reduced, the quality of the movable and static disks is ensured, and the occurrence of casting defects is reduced.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices 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.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A dynamic and static disc casting mold, comprising: the movable die and the static die unit have a cooling effect, and the static die unit comprises a pushing assembly and a fixed die plate (13); the pushing assembly is fixedly connected with the fixed template (13), a groove (11) is formed in the top surface of the fixed template (13), and the groove (11) is matched with and in sliding connection with a cavity block (12) of the pushing assembly; the bottom surface of the cavity block (12) is provided with a cavity (5) matched with the dynamic and static disc, the top surface of the cavity block (12) is fixedly connected and communicated with an injection nozzle (6), and the injection nozzle (6) respectively penetrates through the pushing component and the movable mould and is communicated with an external injection machine; the movable die is in sliding connection with the fixed die plate (13); the movable die is fixedly connected with the cavity block (12).

2. A dynamic and static disk casting mold according to claim 1, wherein: the pushing assembly comprises a fixed plate (3), a plurality of push rods (4) are fixedly connected to the bottom surface of the fixed plate (3), one ends of the push rods (4) penetrate through the top surface of the cavity block (12) and are flush with the top surface of the cavity (5), and the fixed plate (3) is fixedly connected with the fixed plate (13) through limit screws (16).

3. A dynamic and static disc casting mold according to claim 2, wherein: the movable mould comprises a movable mould plate (1) and a cold rod (2); the cold rod (2) is provided with a plurality of, one end of the cold rod (2) is fixedly connected with the bottom surface of the movable mould plate (1), and the other end of the cold rod (2) penetrates through the fixed plate (3) and is fixedly connected with the bottom surface of the cavity block (12).

4. A dynamic and static disk casting mold according to claim 3, wherein: guide holes are formed in four corners of the movable template (1), guide sleeves (7) are fixedly arranged in the guide holes, guide columns (8) are connected in a sliding mode in the guide sleeves (7), and the bottom ends of the guide columns (8) penetrate through the fixed plate (3) and are fixedly connected with the fixed template (13).

5. A dynamic and static disc casting mold according to claim 2, wherein: a plurality of cooling holes (9) have been seted up to the lateral wall of die cavity (5), cooling hole (9) slope sets up, the bottom slope of cooling hole (9) is kept away from one side setting of die cavity (5), be provided with the cooling rod in cooling hole (9), cooling rod divide into integrated into one piece's aluminium bar (14) and bar copper (15), bar copper (15) are close to die cavity (5) set up.

6. A dynamic and static disc casting mold according to claim 2, wherein: two ends of the fixed plate (3) are fixedly connected with the cavity block (12) through connecting rods (10) respectively.

7. A dynamic and static disk casting mold according to claim 3, wherein: the cold rod (2) is made of aluminum alloy.