CN210080666U - An aluminum alloy piston casting mold - Google Patents

Abstract

The utility model discloses an aluminum alloy piston casting mould, which comprises a casting mould. The casting mould comprises an upper mould base, a lower mould and an upper mould; The inside of each sliding slot is slidably connected to the sliding block, a connecting rod is fixedly connected between the two sliding blocks, the middle of the connecting rod is fixedly installed with a sliding handle, the sliding handle is slidably connected to the lower mold, and the tops of the two sliding blocks are fixedly installed There is a thimble, the thimble is matched and connected with the corresponding chute, both sides of the top end of the lower die are fixedly connected with guide rods, and both sides of the bottom end of the upper die are provided with guide holes. The telescopic column and the sleeve plate avoid manual separation of the upper and lower molds, and reduce the workload, through the provided sliding block and thimble. It is convenient for the staff to quickly demould, improve the working efficiency of the casting mold, and increase the production.

Description

An aluminum alloy piston casting mold

technical field

The utility model relates to a casting mold, in particular to an aluminum alloy piston casting mold.

Background technique

The piston is the reciprocating part in the cylinder block of the automobile engine. The basic structure of the piston can be divided into top, head and skirt. The top of the piston is the main part of the combustion chamber, and its shape is related to the type of combustion chamber selected. Gasoline engines mostly use flat-top pistons, which have the advantage of small heat-absorbing area. There are often various pits on the top of the diesel engine piston, and its specific shape, location and size must be adapted to the requirements of the diesel engine's mixture formation and combustion.

Casting mold refers to that in order to obtain the structural shape of the part, other easy-to-form materials are used to make the structural shape of the part in advance, and then the mold is placed in the sand mold, so a cavity with the same size as the part structure is formed in the sand mold. Then pour a fluid liquid into the cavity, and after the liquid cools and solidifies, a part with exactly the same shape and structure as the mold can be formed. The casting mold is an important part of the casting process.

When manufacturing aluminum alloy pistons, casting molds are often used. However, the existing casting molds still have some shortcomings. For example, the casting molds need to manually separate the lower mold and the upper mold, which increases the work of the user. It brings great inconvenience to the user, and at the same time, the existing casting mold cannot be quickly demolded, which greatly reduces the working effect and affects the production.

Utility model content

The purpose of the present utility model is to provide an aluminum alloy piston casting mold, so as to solve the problem that the casting mold proposed in the above-mentioned background technology needs to manually separate the lower mold and the upper mold, which increases the workload of the user and makes it easier for the user to use This brings great inconvenience, and at the same time, the existing casting mold cannot be quickly demolded, which greatly reduces the work effect and affects the production.

In order to achieve the above purpose, the utility model provides the following technical solutions: an aluminum alloy piston casting mold, including a casting mold, the casting mold includes an upper mold base, a lower mold and an upper mold, and the top end of the upper mold base and the lower mold are Actively connected, a mold cavity is opened in the middle of the top end of the lower mold, a chute is opened inside the mold cavity, the inner parts of the two chute are slidably connected to the sliding block, and the two sliding blocks are fixedly connected There is a connecting rod, the middle part of the connecting rod is fixedly installed with a sliding handle, the sliding handle is slidably connected with the lower mold, the top ends of the two sliding blocks are fixedly installed with a thimble, and the thimble is connected with the corresponding chute Both sides of the top end of the lower mold are fixedly connected with guide rods, and both sides of the bottom end of the upper mold are provided with guide holes, and the two guide holes are respectively inserted and connected with the corresponding guide rods.

As a preferred technical solution of the present invention, a casting block is fixed in the middle part of the top end of the upper mold, and a casting hole is opened in the middle part of the top end of the casting block.

As a preferred technical solution of the present invention, heat dissipation channels are fixed on both sides of the top of the casting block, and the heat dissipation channels are located at the top of the upper mold.

As a preferred technical solution of the present invention, sleeve plates are fixedly installed in the middle of both sides of the upper mold, and electric telescopic columns are fixedly installed on both sides of the top of the upper mold base. The telescopic end of the telescopic end is fixedly connected with the sleeve plate, and the two electric telescopic columns are electrically connected with an external power supply.

As a preferred technical solution of the present invention, the upper mold base, the lower mold and the upper mold are made of fine steel material, and the top end of the lower mold and the bottom end of the upper mold are in contact with each other.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the utility model is an aluminum alloy piston casting mold, which is provided with an electric telescopic column and a sleeve plate, which avoids manual separation of the upper and lower molds, reduces the workload, and The provided sliding block and thimble facilitate the rapid demoulding of the staff, improve the working efficiency of the casting mold, and increase the production. To sum up, the utility model has the advantages of simple structure, convenient use, low cost and easy promotion.

Description of drawings

1 is a schematic diagram of the three-dimensional structure of the present utility model;

Fig. 2 is the structural representation of casting mould of the present utility model;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: 1. Upper mold base; 2. Lower mold; 3. Upper mold; 4. Casting block; 5. Pouring hole; 6. Heat dissipation channel; 7. Sleeve plate; 8. Electric telescopic column; 10. Guide hole; 11. Mold cavity; 12. Sliding handle; 13. Connecting rod; 14. Chute; 15. Sliding block; 16. Thimble.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. . Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides an aluminum alloy piston casting mold, including a casting mold, the casting mold includes an upper mold base 1, a lower mold 2 and an upper mold 3, the top of the upper mold base 1 and the lower mold 2 Actively connected, a mold cavity 11 is opened in the middle of the top of the lower mold 2, and a chute 14 is opened inside the mold cavity 11. The inner parts of the two chute 14 are slidably connected to the sliding block 15, and the two sliding blocks 15 are fixedly connected with a Connecting rod 13, a sliding handle 12 is fixedly installed in the middle of the connecting rod 13, and the sliding handle 12 is slidably connected with the lower mold 2. The top ends of the two sliding blocks 15 are fixedly installed with a thimble 16, and the thimble 16 is connected with the corresponding chute 14. Both sides of the top end of the lower die 2 are fixedly connected with guide rods 9 , and both sides of the bottom end of the upper die 3 are provided with guide holes 10 , and the two guide holes 10 are respectively connected with the corresponding guide rods 9 .

Preferably, a casting block 4 is fixed in the middle of the top of the upper mold 3 , and a casting hole 5 is opened in the middle of the top of the casting block 4 , which facilitates the injection of raw materials into the upper mold 3 and the lower mold 2 .

Preferably, both sides of the top of the casting block 4 are fixedly provided with heat dissipation channels 6, and the heat dissipation channels 6 are located at the top of the upper mold 3. The heat dissipation channels 6 improve the heat dissipation of the upper mold 3 and the lower mold 2 and facilitate rapid cooling and molding.

Preferably, a sleeve plate 7 is fixedly installed in the middle of both sides of the upper mold 3 , and electric telescopic columns 8 are fixedly installed on both sides of the top of the upper mold base 1 , and the telescopic ends of the two electric telescopic columns 8 are fixedly connected to the sleeve plate 7 . , and the two electric telescopic columns 8 are electrically connected to the external power supply, which facilitates the automatic separation of the upper mold 3 and the lower mold 2, avoids manual separation of the upper and lower molds, and reduces the workload.

Preferably, the upper mold base 1, the lower mold 2 and the upper mold 3 are made of stainless steel, and the top end of the lower mold 2 and the bottom end of the upper mold 3 are in contact with each other to improve the bonding thickness of the lower mold 2 and the upper mold 3. Stability, increase the service life and structural strength of the upper mold base 1, the lower mold 2 and the upper mold 3.

In specific use, an aluminum alloy piston casting mold of the present invention is connected to the power supply, and the switch of the electric telescopic column 8 is activated, so that the electric telescopic column 8 drives the upper mold 3 to move downward after the electric telescopic column 8 is energized, so that the lower mold 2 and the upper mold are 3. Clamp the mold, then inject the raw material into the upper mold 3 and the lower mold 2 through the casting hole 5, and flow into the interior of the mold cavity 11 through the hole, because the two sides of the top of the casting block 4 are fixed with heat dissipation channels 6. , the heat dissipation channel 6 improves the heat dissipation of the upper mold 3 and the lower mold 2, which is convenient for the mold to be rapidly cooled and formed. After a period of time, the staff will turn on the switch of the electric telescopic column 8 again, so that the electric telescopic column 8 is stretched, and then automatically realize the upper The separation of the mold 3 and the lower mold 2 avoids manual separation of the upper mold 3 and the lower mold 2, which reduces the workload of the staff. Then, by sliding the sliding handle 12, the two sliding blocks 15 are located inside the corresponding chute 14. Sliding, so that the ejector pin 16 pushes out the model located in the mold cavity 11, which facilitates the rapid demoulding of the staff, improves the work efficiency of the casting mold, and increases the production. In conclusion, the utility model has the advantages of simple structure, convenient use and low cost. , the advantages of easy promotion.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated The device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the present utility model, unless otherwise expressly specified and limited, for example, it may be a fixed connection, a detachable connection, or an integrated body; it may be a mechanical connection or an electrical connection; it may be a direct connection, or a It can be indirectly connected through an intermediate medium, it can be the communication between two elements or the interaction relationship between the two elements, unless otherwise clearly defined, for those of ordinary skill in the art, the above terms can be understood according to the specific situation in this document. The specific meaning in the utility model.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides an aluminum alloy piston casting mould, includes casting mould, its characterized in that, casting mould includes mould base (1), bed die (2) and last mould (3), the top and bed die (2) swing joint of going up mould base (1), die cavity (11) have been seted up at the middle part on bed die (2) top, spout (14) have been seted up to the inside of die cavity (11), two sliding connection sliding block (15) in the inside of spout (14), two fixedly connected with connecting rod (13) between sliding block (15), the middle part fixed mounting of connecting rod (13) has slip handle (12), slip handle (12) and bed die (2) sliding connection, two equal fixed mounting in top of sliding block (15) has thimble (16), thimble (16) are connected with corresponding spout (14) cooperation, the equal fixedly connected with guide bar (9) in both sides on lower mould (2) top, guiding hole (10) have all been seted up to the both sides of going up mould (3) bottom, two guiding hole (10) alternate with corresponding guide bar (9) respectively and are connected.

2. The aluminum alloy piston casting mold of claim 1, wherein: the middle part of the top end of the upper die (3) is fixedly provided with a pouring block (4), and the middle part of the top end of the pouring block (4) is provided with a pouring hole (5).

3. The aluminum alloy piston casting mold of claim 2, wherein: and heat dissipation pore passages (6) are fixedly arranged on two sides of the top end of the pouring block (4), and the heat dissipation pore passages (6) are positioned at the top end of the upper die (3).

4. The aluminum alloy piston casting mold of claim 1, wherein: go up the solid lagging (7) of installing in the middle part of mould (3) both sides, the equal fixed mounting in both sides on last mould base (1) top has electronic flexible post (8), two the flexible end and lagging (7) fixed connection of electronic flexible post (8), and two electronic flexible post (8) and external power supply electric connection.

5. The aluminum alloy piston casting mold of claim 1, wherein: go up mould base (1), bed die (2) and last mould (3) and have the refined steel material and make, just the top of bed die (2) and the bottom of last mould (3) cooperate the contact.

Images