CN216325020U - Novel die casting die exhaust structure - Google Patents

Abstract

The utility model discloses a novel die-casting die exhaust structure which comprises an upper die-casting die, wherein an exhaust hole is formed in the upper die-casting die, an air exhaust mechanism is fixedly installed on the upper surface of the upper die-casting die, which is positioned on one side of the exhaust hole, and comprises an air exhaust pipeline, a positioning bolt, an air exhaust pump, an installation base and an installation screw hole, a lower die-casting die is arranged below the upper die-casting die, a die cavity is formed in the upper surface of the lower die-casting die, which is positioned in the middle, a sealing mechanism is installed between the upper die-casting die and the lower die-casting die, the sealing mechanism comprises a connection base, a rubber sealing ring, a connection iron sheet, an electromagnet and a positioning base, the installation base is fixedly installed on the upper surface of the upper die-casting die, the air exhaust pump is fixedly installed on the upper surface of the installation base, which is positioned in the middle, and is connected with the air exhaust pipeline. The utility model discloses a novel exhaust structure of a die-casting die, belongs to the field of die-casting dies, and is high in exhaust speed and good in exhaust effect.

Description

Novel die casting die exhaust structure

Technical Field

The utility model relates to the field of die-casting molds, in particular to a novel exhaust structure of a die-casting mold.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the shape of an article is realized mainly by changing the physical state of a formed material, and a die generally comprises a movable die and a fixed die (or a male die and a female die), which can be separated and combined. When the blank is closed, the blank is injected into the die cavity for forming. The design of the exhaust structure of the die casting die has a great influence on the forming of die castings and the production efficiency of workshops. In the die-casting process, if gas remains in a die-casting cavity of the die, the product structure is loose, and the product structure can leak when the quality of the product is inspected, so that the product can be judged as defective or inferior; the existing exhaust system generally adopts the exhaust structure form of a common exhaust block, and the exhaust form has a plurality of defects in the production process, such as insufficient exhaust amount and slow exhaust speed.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a novel exhaust structure of a die-casting die, which can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a novel die casting die exhaust structure, includes the die-casting and goes up the mould, the exhaust hole has been seted up on the die-casting mould, the die-casting is gone up the mould upper surface and is located exhaust hole one side fixed mounting and have air exhaust mechanism, air exhaust mechanism includes bleed-off pipe, positioning bolt, aspiration pump, installation base and installation screw, the die-casting is gone up the mould below and is equipped with the die-casting lower mould, the die cavity has been seted up to die-casting lower mould upper surface position intermediate position, install sealing mechanism between mould and the die-casting lower mould on the die-casting, sealing mechanism is including connecting base, rubber seal, connecting iron sheet, electro-magnet and location base.

Preferably, the mounting base is fixedly mounted on the upper surface of the die-casting upper die, the air pump is fixedly mounted on the upper surface of the mounting base at the middle position, an air exhaust pipeline is connected to the air pump, mounting screw holes are formed in the upper surface of the mounting base at the four-corner positions, and positioning bolts are mounted in the mounting screw holes.

Preferably, positioning bolt passes through the installation base through the installation screw and connects on the mould is gone up in the die-casting, the aspiration pump passes through the installation base and installs on the mould is gone up in the die-casting, aspiration channel one end is connected on the exhaust hole, the aspiration channel other end is connected on the aspiration pump.

Preferably, rubber seal fixed mounting is on the die-casting mould, rubber seal top fixed mounting has the connection base, fixed mounting has the connection iron sheet in the rubber seal, location base fixed mounting is on the die-casting lower mould, fixed mounting has the electro-magnet in the location base.

Preferably, the connection base passes through the screw fixation on the die-casting mould, rubber seal one end is fixed on the die-casting mould through the connection base, the electro-magnet passes through positioning base and installs on the die-casting lower mould.

Preferably, an air exhaust pipeline on the air exhaust mechanism is connected to the die-casting upper die through an air exhaust hole.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, after the electromagnet is started, the electromagnet can attract the connecting iron sheet in the rubber sealing ring, after the electromagnet attracts the connecting iron sheet in the rubber sealing ring, the rubber sealing ring can hermetically connect the upper die-casting die and the lower die-casting die together, the air suction pump can be started after the upper die-casting die and the lower die are hermetically connected together, and the air in the die can be rapidly exhausted after the air suction pump is started.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the pumping mechanism of the present invention;

fig. 3 is a schematic view of the sealing mechanism of the present invention.

In the figure: 1. an exhaust hole; 2. die-casting an upper die; 3. a mold cavity; 4. die-casting a lower die; 5. an air extraction mechanism; 501. an air extraction pipeline; 502. positioning the bolt; 503. an air pump; 504. installing a base; 505. mounting a screw hole; 6. a sealing mechanism; 601. connecting a base; 602. a rubber seal ring; 603. connecting iron sheets; 604. an electromagnet; 605. and (5) positioning the base.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a novel die casting die exhaust structure, including die-casting upper die 2, exhaust hole 1 has been seted up on die-casting upper die 2, die-casting upper die 2 upper surface is located exhaust hole 1 one side fixed mounting has air exhaust mechanism 5, air exhaust mechanism 5 includes bleed-off pipe 501, positioning bolt 502, aspiration pump 503, installation base 504 and installation screw 505, die-casting upper die 2 below is equipped with die-casting lower die 4, die cavity 3 has been seted up to die-casting lower die 4 upper surface is located the intermediate position, install sealing mechanism 6 between die-casting upper die 2 and the die-casting lower die 4, sealing mechanism 6 is including connecting base 601, rubber seal 602, connect iron sheet 603, electro-magnet 604 and location base 605, bleed-off pipe 501 on the mechanism 5 of bleeding connects on die-casting upper die 2 through exhaust hole 1.

In the embodiment, in order to quickly exhaust the gas in the die, an exhaust hole 1 is formed in an upper die casting die 2, an air exhaust mechanism 5 is fixedly installed on the upper surface of the upper die casting die 2 at one side of the exhaust hole 1, the air exhaust mechanism 5 comprises an air exhaust pipeline 501, a positioning bolt 502, an air exhaust pump 503, an installation base 504 and an installation screw hole 505, a lower die casting die 4 is arranged below the upper die casting die 2, a die cavity 3 is formed in the middle position of the upper surface of the lower die casting die 4, a sealing mechanism 6 is installed between the upper die casting die 2 and the lower die casting die 4, the sealing mechanism 6 comprises a connecting base 601, a rubber sealing ring 602, a connecting iron sheet 603, an electromagnet 604 and a positioning base 605, the installation base 504 is fixedly installed on the upper surface of the upper die casting die 2, the air exhaust pump 503 is fixedly installed on the middle position of the upper surface of the installation base 504, the air exhaust pipeline 501 is connected to the air exhaust pump 503, the installation screw hole 505 is formed in the four-angle position of the upper surface of the installation base 504, a positioning bolt 502 is arranged in the mounting screw hole 505, the positioning bolt 502 is connected to the upper die casting die 2 after penetrating through the mounting base 504 through the mounting screw hole 505, the air pump 503 is arranged on the upper die casting die 2 through the mounting base 504, one end of the air exhaust pipeline 501 is connected to the air exhaust hole 1, the other end of the air exhaust pipeline 501 is connected to the air pump 503, the rubber seal ring 602 is fixedly arranged on the upper die casting die 2, the top of the rubber seal ring 602 is fixedly provided with a connecting base 601, a connecting iron sheet 603 is fixedly arranged in the rubber seal ring 602, the positioning base 605 is fixedly arranged on the lower die casting die 4, an electromagnet 604 is fixedly arranged in the positioning base 605, the connecting base 601 is fixed on the upper die casting die 2 through a screw, one end of the rubber seal ring 602 is fixed on the upper die casting die 2 through the connecting base 601, the electromagnet 604 is arranged on the lower die casting die 4 through the positioning base 605, the electromagnet 604 is actuated to attract the connecting iron sheet 603 in the rubber seal ring 602, after the electromagnet 604 attracts the connecting iron sheet 603 in the rubber sealing ring 602, the rubber sealing ring 602 will seal and connect the die-casting upper die 2 and the die-casting lower die 4 together, the air pump 503 can be started after the die-casting upper die 2 and the die-casting lower die 4 are sealed and connected together, and the air in the die can be rapidly exhausted after the air pump 503 is started.

Before actual use, firstly, the air exhaust mechanism 5 and the sealing mechanism 6 are respectively arranged on the upper die casting die 2 and the lower die casting die 4, the die can be used after the air exhaust mechanism 5 and the sealing mechanism 6 are arranged, when the die is used, casting liquid is injected into the die cavity 3, the electromagnet 604 can be started after the casting liquid is injected into the die cavity 3, the electromagnet 604 attracts the connecting iron sheet 603 in the rubber sealing ring 602 after the electromagnet 604 is started, the rubber sealing ring 602 can hermetically connect the upper die casting die 2 and the lower die casting die 4 together after the electromagnet 604 attracts the connecting iron sheet 603 in the rubber sealing ring 602, the air exhaust pump 503 can be started after the upper die casting die 2 and the lower die casting die 4 are hermetically connected together, so that air in the die is rapidly exhausted, the upper die casting die 2 can be pushed downwards after the air in the die is rapidly exhausted, the die-casting upper die 2 moves downwards after the die-casting upper die 2 is pushed downwards, so that casting liquid is formed in a die-casting mode, the die-casting upper die 2 can be controlled to move upwards after the electromagnet 604 is closed after the casting liquid is formed in the die-casting mode, the die-casting upper die 2 and the die-casting lower die 4 are separated, and a workpiece can be taken out by a worker after the die-casting upper die 2 and the die-casting lower die 4 are separated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a novel die casting die exhaust structure which characterized in that: mould (2) on the die-casting, exhaust hole (1) have been seted up on mould (2) in the die-casting, mould (2) upper surface is located exhaust hole (1) one side fixed mounting and has air exhaust mechanism (5) in the die-casting, air exhaust mechanism (5) include bleed-off pipeline (501), positioning bolt (502), aspiration pump (503), installation base (504) and installation screw (505), mould (2) below is equipped with die-casting lower mould (4) in the die-casting, die cavity (3) have been seted up to die-casting lower mould (4) upper surface is located the intermediate position, install sealing mechanism (6) between mould (2) and die-casting lower mould (4) in the die-casting, sealing mechanism (6) are including connecting base (601), rubber seal (602), connection iron sheet (603), electro-magnet (604) and location base (605).

2. The novel die casting mold venting structure of claim 1, wherein: installation base (504) fixed mounting is in die-casting upper die (2) upper surface, installation base (504) upper surface is located intermediate position fixed mounting has aspiration pump (503), be connected with air exhaust pipeline (501) on aspiration pump (503), installation base (504) upper surface is located the four corners position and has seted up installation screw (505), install positioning bolt (502) in installation screw (505).

3. The novel die casting mold venting structure of claim 2, wherein: positioning bolt (502) pass installation base (504) through installation screw (505) after connect on die-casting mould (2), air suction pump (503) are installed on die-casting mould (2) through installation base (504), air exhaust pipeline (501) one end is connected on exhaust hole (1), air exhaust pipeline (501) other end is connected on air suction pump (503).

4. A novel die casting die exhaust structure according to claim 3, characterized in that: rubber seal (602) fixed mounting is on die-casting mould (2), rubber seal (602) top fixed mounting has connection base (601), fixed mounting has connection iron sheet (603) in rubber seal (602), location base (605) fixed mounting is on die-casting lower mould (4), fixed mounting has electro-magnet (604) in location base (605).

5. The novel die casting mold venting structure of claim 4, wherein: the connecting base (601) is fixed on the die-casting upper die (2) through screws, one end of the rubber sealing ring (602) is fixed on the die-casting upper die (2) through the connecting base (601), and the electromagnet (604) is installed on the die-casting lower die (4) through the positioning base (605).

6. The novel die casting mold venting structure of claim 5, wherein: and an air exhaust pipeline (501) on the air exhaust mechanism (5) is connected to the die-casting upper die (2) through an air exhaust hole (1).

Images