CN221047270U - Improved die casting die structure - Google Patents

Abstract

The utility model discloses an improved die-casting die structure, which belongs to the technical field of die-casting dies and comprises a first die and a second die, wherein the first die and the second die are in butt joint, ejection structures are respectively arranged in the first die and the second die in a penetrating manner, a piston rod is fixedly connected to the middle of the ejection structures, one end of the piston rod is arranged in a cylinder, and two cylinders are respectively embedded and arranged in the middle of the first die and the second die. This improved generation die casting die structure through setting up ejecting structure, piston rod and spray structure, when two first moulds separate for ejecting structure contacts fixed driving device's mount in advance, makes ejecting structure push out the die cavity with the product gradually, and the drawing of patterns operation of product of being convenient for, secondly when the drawing of patterns, makes the piston rod pass through spray structure blowout with the release agent, and then can spray the release agent in the die cavity, does benefit to subsequent drawing of patterns operation, can realize serialization product die casting operation simultaneously.

Description

Improved die casting die structure

Technical Field

The utility model belongs to the technical field of die casting dies, and particularly relates to an improved die casting die structure.

Background

The basic technological process of die casting is as follows: the molten metal is cast and filled into the cavity of the mold at low or high speed, the mold has movable cavity surface, and the molten metal is pressurized and forged along with the cooling process of the molten metal, so that the shrinkage cavity and shrinkage porosity defect of the blank are eliminated, and the internal structure of the blank reaches the forged broken grains.

At present, after the die casting is die-cast by the die casting die in the prior art, the die casting is generally ejected by using an ejection mechanism, a layer of release agent is coated on the surface of the die casting die to facilitate the next demolding, and after the die casting die falls off in a general coating process, long time can be wasted and continuous die casting work is difficult to realize, so that the research on an improved die casting die structure is of great significance in solving the problems.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides an improved die-casting die structure, which solves the problems that after a die is die-cast by the die-casting die in the prior art, a die-casting part is generally ejected by using an ejection mechanism, and then a layer of release agent is coated on the surface of the die-casting die to facilitate the next demoulding, and the general coating process is that after the die-casting part falls, long time is wasted and continuous die-casting work is difficult to realize after spraying.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an improved generation die casting die structure, includes first mould and second mould, dock between first mould and the second mould, all wear to be equipped with ejecting structure in first mould and the second mould, ejecting structure's middle part fixedly connected with piston rod, the one end of piston rod is established in the drum, and two drums inlay respectively and establish the middle part of installing at first mould and second mould, the both sides of drum all communicate there is the check valve, check valve and spray structural intercommunication, two spray structures establish on ejecting structure.

As a further aspect of the utility model: one side fixedly connected with a plurality of guide bars of first mould, a plurality of guiding mouths have been seted up to one side of second mould, the size of guide bar and guiding mouths size looks adaptation.

As a further aspect of the utility model: the honeycomb duct is communicated with the lower part of the cylinder, and the two honeycomb ducts respectively penetrate out of the first die and the second die.

As a further aspect of the utility model: the ejection structure comprises a connecting plate, the middle part of the connecting plate is fixedly connected with a piston rod, one side of the connecting plate is fixedly connected with two ejector rods, the ejector rods respectively slide in two through holes, and two through holes and two other through holes are respectively formed in a first die and a second die.

As a further aspect of the utility model: one side of the connecting plate is fixedly connected with two springs, the other ends of the two springs are fixedly connected with the first die, and the other two springs are fixedly connected with the second die.

As a further aspect of the utility model: the spray structure comprises a cavity, the cavity is formed in one end of the ejector rod, the cavity is communicated with the one-way valve, the cavity is communicated with the plurality of spray heads, and the plurality of spray heads are embedded in the ejector rod.

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

This improved generation die casting die structure through setting up ejecting structure, piston rod and spray structure, when two first moulds separate for ejecting structure contacts fixed driving device's mount in advance, makes ejecting structure push out the die cavity with the product gradually, and the drawing of patterns operation of product of being convenient for, secondly when the drawing of patterns, makes the piston rod pass through spray structure blowout with the release agent, and then can spray the release agent in the die cavity, does benefit to subsequent drawing of patterns operation, can realize serialization product die casting operation simultaneously.

This improved generation die casting die structure is through setting up honeycomb duct and drum, and the honeycomb duct is the unidirectional tube for the piston rod is when drawing out the release agent, can avoid the release agent to flow back through the honeycomb duct, and secondly when two first moulds butt joint, the piston rod resets this moment can get into in the drum with the release agent drainage through the honeycomb duct, and secondly honeycomb duct is elastic hose, and then makes the honeycomb duct mobilizable, makes first mould and second mould can move about smoothly.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view showing the first mold and the second mold separated;

FIG. 3 is a schematic view of a second mold according to the present utility model;

FIG. 4 is a schematic view of a flow guiding structure according to the present utility model;

In the figure: 1. a first mold; 2. a second mold; 3. an ejection structure; 31. a spring; 32. a push rod; 33. a connecting plate; 4. a flow guiding pipe; 5. a guide rod; 6. a guide opening; 7. a through port; 8. a spray structure; 81. a spray head; 82. a cavity; 9. a piston rod; 10. a cylinder; 11. a one-way valve.

Description of the embodiments

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides an improved generation die casting die structure, including first mould 1 and second mould 2, butt joint between first mould 1 and the second mould 2, all wear to be equipped with ejection structure 3 in first mould 1 and the second mould 2, ejection structure 3's middle part fixedly connected with piston rod 9, piston rod 9's one end is established in drum 10, drum 10's below intercommunication has honeycomb duct 4, honeycomb duct 4 is the check tube, make piston rod 9 when drawing out the release agent, can avoid the release agent to flow back through honeycomb duct 4, second honeycomb duct 4 is the elastic tube, and then make honeycomb duct 4 movable, make first mould 1 and second mould 2 can move smoothly, and two honeycomb duct 4 wear to establish out first mould 1 and second mould 2 respectively, and two drums 10 are inlayed respectively and are installed at first mould 1 and second mould 2's middle part, the both sides of drum 10 all are linked together and are had check valve 11, check valve 11 keeps the one-way release agent, avoid cavity 82 inside release agent backward flow, check valve 11 and spray structure 8 intercommunication, spray structure 8 includes cavity 82, cavity 82 one end is offered at cavity 32's inside, second honeycomb duct 4 is the elastic tube, and then make honeycomb duct 4 movable, make first mould 1 and second mould 2 can be carried out the cavity 81 and the ejector rod is connected to the connecting plate at the second mould 81 in the mode that the cavity is difficult to carry out, the mode is difficult to carry out in the mode of carrying out the mode, the cavity 81 is difficult to carry out in the mode, the mode is difficult to carry out the cavity 81, the operation is carried out in the cavity 81, the mode is difficult to carry out the cavity is connected with the cavity 81, and is connected with the prior art has been difficult to the cavity 81, and is connected with the spray nozzle has been difficult to the cavity 81, and has been difficult to be connected with the cavity 81.

And a plurality of spray heads 81 are embedded in the ejector rod 32, two spray structures 8 are arranged on the ejection structure 3, the ejection structure 3 comprises a connecting plate 33, the middle part of the connecting plate 33 is fixedly connected with a piston rod 9, one side of the connecting plate 33 is fixedly connected with two ejector rods 32, the ejector rods 32 respectively slide in two through holes 7, the through holes 7 can ensure the movement of the ejector rods 32, the ejector rods 32 are convenient to move, the two through holes 7 and the other two through holes 7 are respectively arranged on the first die 1 and the second die 2, one side of the connecting plate 33 is fixedly connected with two springs 31, when the first die 1 and the second die 2 are combined, the elastic force of the springs 31 drives the piston rod 9 to reset, the piston rod 9 introduces a release agent into the cylinder 10 through the guide pipe 4, the other ends of the two springs 31 are fixedly connected with the first die 1, and the other two springs 31 are fixedly connected with the second die 2.

The working principle of the utility model is as follows:

When the demolding is carried out, the driving device is connected with the first mold 1 and the second mold 2, the driving device drives the first mold 1 and the second mold 2 to be separated, the connecting plate 33 is in contact with the fixing frame for fixing the driving device, the connecting plate 33 pushes the ejector rod 32 to move, the ejector rod 32 applies force to a product, the ejector rod 32 ejects the product along with the gradual separation of the first mold 1 and the second mold 2, the spray head 81 is positioned in the mold cavity of the first mold 1 and the second mold 2 after the product is ejected, meanwhile, the connecting plate 33 moves to drive the piston rod 9 to press the demolding agent into the cavity 82, and the demolding agent is sprayed into the mold cavity through the spray head 81, so that the follow-up demolding operation is facilitated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims (6)

1. An improved die casting die structure comprises a first die (1) and a second die (2), and is characterized in that: the novel plastic injection molding machine is characterized in that the first mold (1) and the second mold (2) are in butt joint, an ejection structure (3) is arranged in each of the first mold (1) and the second mold (2) in a penetrating mode, a piston rod (9) is fixedly connected to the middle of each ejection structure (3), one end of each piston rod (9) is arranged in each cylinder (10), two cylinders (10) are respectively embedded in the middle of each first mold (1) and each second mold (2), one-way valves (11) are respectively communicated with two sides of each cylinder (10), each one-way valve (11) is communicated with each spray structure (8), and each two spray structures (8) are arranged on each ejection structure (3).

2. An improved die casting mold structure as defined in claim 1, wherein: one side fixedly connected with a plurality of guide bars (5) of first mould (1), a plurality of guiding openings (6) have been seted up to one side of second mould (2), the size of guide bar (5) and guiding opening (6) size looks adaptation.

3. An improved die casting mold structure as defined in claim 1, wherein: the lower part of the cylinder (10) is communicated with the flow guide pipes (4), and the two flow guide pipes (4) respectively penetrate out of the first die (1) and the second die (2).

4. An improved die casting mold structure as defined in claim 1, wherein: the ejection structure (3) comprises a connecting plate (33), the middle part of the connecting plate (33) is fixedly connected with a piston rod (9), one side of the connecting plate (33) is fixedly connected with two ejector rods (32), the ejector rods (32) respectively slide in two through holes (7), and two through holes (7) and two other through holes (7) are respectively formed in a first die (1) and a second die (2).

5. The improved die casting mold structure as claimed in claim 4, wherein: one side of the connecting plate (33) is fixedly connected with two springs (31), wherein the other ends of the two springs (31) are fixedly connected with the first die (1), and the other two springs (31) are fixedly connected with the second die (2).

6. The improved die casting mold structure as claimed in claim 4, wherein: the spray structure (8) comprises a cavity (82), the cavity (82) is formed in one end of the ejector rod (32), the cavity (82) is communicated with the one-way valve (11), the cavity (82) is communicated with a plurality of spray heads (81), and the spray heads (81) are embedded in the ejector rod (32).