CN218983075U

CN218983075U - Casting device for casting machining

Info

Publication number: CN218983075U
Application number: CN202223053141.9U
Authority: CN
Inventors: 周瑶; 刘伟刚; 陈峻松; 谢家新; 陈锦红; 陈应军
Original assignee: Hubei Rosewell New Material Technology Co ltd
Current assignee: Hubei Rosewell New Material Technology Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-05-09
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses a casting device for casting processing, which comprises a cooling water tank, wherein a water inlet and a water outlet are respectively arranged at the top and the bottom of the cooling water tank, a liftable air cylinder is arranged on the inner wall of the cooling water tank, a lower die holder is fixedly arranged at the free end of the air cylinder, an upper die holder matched with the lower die holder is arranged at the top of the lower die holder, the upper die holder is tightly matched with the lower die holder through a countersunk drill rod, and a lower die cavity is formed in the lower die holder. The utility model relates to the technical field of casting processing, in particular to a pouring device for casting processing, which can realize multi-channel pouring simultaneously by arranging a plurality of inclined pouring channels, improves the pouring quantity in unit time, and further, can heat a long pouring channel by arranging a heating mechanism so as to thermally compensate molten metal, thereby avoiding the influence on the fluidity due to temperature loss.

Description

Casting device for casting machining

Technical Field

The utility model relates to the technical field of casting processing, in particular to a pouring device for casting processing.

Background

In the field of precision manufacturing, such as in the production of automotive parts, it may involve first machining a model of the part in the form of a cast part.

The pouring system for pouring and forming the high-temperature alloy castings is simple in structure, reasonable in arrangement and good in slag blocking, filtering, feeding and exhausting effects, and the casting qualification rate and the process yield of the high-temperature alloy castings are improved on the whole. However, the pouring system has at least the following defects that firstly, only one sprue is arranged, the pouring amount in unit time is limited, the cross runner is long, the molten metal flows in the channel to have certain heat loss, and the inner runner is communicated with the pouring cavity by adopting a straight line type, so that the gas rolling phenomenon easily occurs in the process that the molten metal enters the pouring cavity from the inner runner; and secondly, after the casting is finished, the cooling speed of the molten metal in the casting cavity is low.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a casting device for casting processing, which solves the problem of insufficient efficiency of the existing casting device.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a casting pouring device for processing foundry goods, includes a coolant tank, water inlet and delivery port are installed respectively to coolant tank's top and bottom, and liftable cylinder is installed to coolant tank's inner wall, and the free end of this cylinder has set firmly the die holder down, and the top of die holder is provided with the upper die base that matches, closely cooperates through countersunk drill rod between upper die base and the die holder, has seted up the die cavity down on the die holder, has seted up the die cavity on the upper die base, and the upper die cavity surrounds with the die cavity down and forms the foundry goods die cavity.

A plurality of pouring cavities are formed in the top of the upper die base, the bottom of each pouring cavity is communicated with the side wall of the upper die cavity, a pouring nozzle is arranged at the top of each pouring cavity, and a first heating pipe is arranged at a position, close to each pouring cavity, in the upper die base.

The middle part of the upper die holder is provided with a riser which is communicated with the upper die cavity;

the inner side wall of the lower die holder is provided with a cooling groove near the lower die cavity.

Preferably, a dust filter screen is arranged at the top of the riser.

Preferably, a self-rotation type ventilator is arranged at the outlet position of the riser.

Preferably, the pouring nozzle comprises an interlayer, a second heating pipe is arranged in the interlayer, a filter residue net is arranged on the inner side wall of the pouring nozzle, and a plurality of pouring pipes are arranged at the bottom of the pouring nozzle.

(III) beneficial effects

The utility model provides a pouring device for casting processing. The beneficial effects are as follows:

according to the pouring device for casting processing, multi-channel pouring can be realized simultaneously by arranging the plurality of inclined pouring channels, the pouring quantity per unit time is improved, and further, by arranging the heating mechanism, the long pouring channels can be heated, so that the molten metal is subjected to thermal compensation, the fluidity of the molten metal is not influenced by temperature loss, and the pouring mode adopts wall-attached pouring, so that the phenomenon of gas rolling can be greatly reduced, and the problem of shrinkage porosity and shrinkage is avoided; furthermore, by arranging the cooling mechanism, the molten metal after casting can be rapidly cooled, and the casting time is saved.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the pouring nozzle of the present utility model.

In the figure: 1. a cooling water tank; 2. a water inlet; 3. a water outlet; 4. a cylinder; 5. a lower die holder; 6. an upper die holder; 7. a lower die cavity; 8. an upper die cavity; 9. a countersunk drill rod; 10. a casting cavity; 11. a pouring nozzle; 110. an interlayer; 111. a second heating pipe; 112. filtering the residue net; 113. a pouring tube; 12. a first heating pipe; 13. riser; 14. a cooling tank; 15. a dust filtering net; 16. and a ventilation fan.

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.

As shown in fig. 1, the present utility model provides a technical solution: the utility model provides a casting pouring device for processing foundry goods, includes a coolant tank 1, water inlet 2 and delivery port 3 (all are provided with the ooff valve) are installed respectively to coolant tank 1's top and bottom, and accessible delivery port 3 discharge after the cold water absorbs heat and heaies up, and liftable cylinder 4 is installed to coolant tank 1's inner wall, and the free end of this cylinder 4 has set firmly die holder 5, and die holder 5's top is provided with matched with upper die holder 6, closely cooperates through countersunk drilling rod 9 between upper die holder 6 and the die holder 5, has seted up die cavity 7 down on the die holder 5, has seted up die cavity 8 on the upper die holder 6, and upper die cavity 8 and die cavity 7 surround and form the foundry goods die cavity.

As shown in fig. 1-2, a plurality of pouring cavities 10 (at least two) are formed in the top of the upper die holder 6, the bottom of each pouring cavity 10 is communicated with the side wall of the upper die cavity 8, a pouring nozzle 11 is mounted at the top of each pouring cavity 10, each pouring nozzle 11 comprises an interlayer 110, a second heating pipe 111 is mounted in each interlayer 110, the second heating pipe 111 is opened to heat molten metal in each pouring nozzle 11, a filter residue net 112 is mounted on the inner side wall of each pouring nozzle 11, the filter residue net 112 is arranged to filter impurities in the molten metal, the quality of castings is prevented from being influenced by the impurities, a plurality of pouring pipes 113 are arranged at the bottom of each pouring nozzle 11, and a first heating pipe 12 is mounted at a position, close to the pouring cavity 10, in the upper die holder 6.

As shown in fig. 1, a riser 13 is provided in the middle of the upper die holder 6, a dust filter net 15 is installed at the top of the riser 13, the purpose of the dust filter net 15 is to prevent dust from entering the die cavity through the riser 13, a self-rotating ventilator 16 is installed at the outlet position of the riser 13, the ventilator 16 is provided to discharge high temperature in the die cavity through the riser 13, and cool air from the outside enters the die cavity to cool the molten metal, and the riser 13 is communicated with the upper die cavity 8.

As shown in fig. 1, a cooling groove 14 is formed in the inner side wall of the lower die holder 5 near the lower die cavity 7.

When the pouring nozzle is used, molten metal is contained in the pouring nozzle 11 and flows into the pouring cavity 10 through the pouring pipes 113, when the molten metal flows into the pouring cavity 10, the first heating pipe 12 is started, the pouring cavity 10 can be heated, the temperature of the molten metal is ensured to be stable and not to lose temperature, the molten metal flows into the side wall of the die cavity (comprising the upper die cavity 8 and the lower die cavity 7) through the inclined pouring cavity 10, slowly flows down to the bottom of the die cavity through the side wall, and continuously fills the whole die cavity, and in the process, the molten metal is in contact with air in the die cavity smoothly and stably, so that the phenomenon of gas rolling can not occur.

After the pouring of whole die cavity finishes, start cylinder 4, drive whole device subsides to the bottom of coolant tank 1, then fill cold water in to coolant tank 1 through water inlet 2, make cold water cover whole die cavity, cool down to the molten metal, cold water accessible cooling tank 14 carries out the cooling of deeper degree to the die cavity simultaneously, further, also can realize the purpose of exhausting and cooling through riser 13, thereby make the molten metal rapid cooling shaping, at last with upper die base 6 and die holder 5 separation, take out the foundry goods can.

In summary, the pouring device for casting processing can realize multi-channel pouring simultaneously by arranging a plurality of inclined pouring channels, so that the pouring quantity per unit time is improved, and further, by arranging a heating mechanism, the long pouring channels can be heated, so that the molten metal is subjected to thermal compensation, the fluidity of the molten metal is not influenced by temperature loss, and the pouring mode adopts wall-attached pouring, so that the phenomenon of gas rolling can be greatly reduced, and the shrinkage problem is avoided; furthermore, by arranging the cooling mechanism, the molten metal after casting can be rapidly cooled, and the casting time is saved.

It should be noted that, the electrical components appearing in this document are all connected to the external main controller and 220V mains supply, and the main controller may be a conventional known device for controlling a computer, etc., and the control principle, the internal structure, the control switching manner, etc. of the main controller are all conventional means in the prior art, and are directly cited herein, which are not repeated herein, and relational terms such as first and second, etc. are used solely to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any actual relationship or order between these entities or operations. Moreover, 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 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 pouring device is used in foundry goods processing which characterized in that: the casting mold comprises a cooling water tank (1), wherein a water inlet (2) and a water outlet (3) are respectively arranged at the top and the bottom of the cooling water tank (1), a liftable air cylinder (4) is arranged on the inner wall of the cooling water tank (1), a lower mold base (5) is fixedly arranged at the free end of the air cylinder (4), an upper mold base (6) matched with the upper mold base (5) is arranged at the top of the lower mold base (5), the upper mold base (6) is tightly matched with the lower mold base (5) through a countersunk drill rod (9), a lower mold cavity (7) is formed in the lower mold base (5), an upper mold cavity (8) is formed in the upper mold base (6), and the upper mold cavity (8) and the lower mold cavity (7) are encircled to form a casting mold cavity;

a plurality of pouring cavities (10) are formed in the top of the upper die holder (6), the bottom of each pouring cavity (10) is communicated with the side wall of the upper die cavity (8), a pouring nozzle (11) is arranged at the top of each pouring cavity (10), and a first heating pipe (12) is arranged at a position, close to the pouring cavity (10), in the upper die holder (6);

a riser (13) is arranged in the middle of the upper die holder (6), and the riser (13) is communicated with the upper die cavity (8);

the inner side wall of the lower die holder (5) is provided with a cooling groove (14) near the lower die cavity (7).

2. The pouring device for casting processing according to claim 1, wherein: a dust filter screen (15) is arranged at the top of the riser (13).

3. The pouring device for casting processing according to claim 1, wherein: and an autorotation ventilator (16) is arranged at the outlet position of the riser (13).

4. The pouring device for casting processing according to claim 1, wherein: the pouring nozzle (11) comprises an interlayer (110), a second heating pipe (111) is arranged in the interlayer (110), a filter residue net (112) is arranged on the inner side wall of the pouring nozzle (11), and a plurality of pouring pipes (113) are arranged at the bottom of the pouring nozzle (11).