CN218425503U

CN218425503U - Die-casting mechanism for enhancing flow speed

Info

Publication number: CN218425503U
Application number: CN202222750272.6U
Authority: CN
Inventors: 李迎飞; 韦景飞; 陈声斌
Original assignee: Dongguan Youmei Technology Co ltd
Current assignee: Dongguan Youmei Technology Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-02-03
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a die-casting mechanism of reinforcing velocity of flow relates to die-casting technical field, including pressing room and mounting panel, the right side fixedly connected with mounting panel of pressing the room. The utility model discloses a standpipe that sets up, violently pipe and moving mechanism, the standpipe is connected with air exhaust device, violently the pipe is connected with air inlet unit, after the raw materials adds and annotates the room inner chamber, press the drift effect of penetrating in, bleed in to the standpipe through air exhaust device, press indoor gas to be taken out rapidly through standpipe and through-hole, with its gas compression to the influence of penetrating the drift of penetrating, thereby improve the velocity of flow of raw materials, and after penetrating the drift and resuming the normal position, pressurize in the cavity between one and the movable block of inlet unit's effect down at this moment, promote the movable block and release the room interior, avoid the movable block to block, thereby be convenient for once more to gas outgoing, punch motion effect is penetrated to effectual improvement, improve the velocity of flow, the utility model has the advantages of can strengthen the die-casting raw materials velocity of flow.

Description

Die-casting mechanism for enhancing flow speed

Technical Field

The utility model relates to a die-casting technical field specifically is a die-casting mechanism of reinforcing velocity of flow.

Background

The die casting process is to heat a metal material to a molten state, then to fill the molten material into a pressure chamber, to fill the molten material into a die through external high pressure, and to obtain a required part by opening the die after the molten metal material is cooled. The method has the advantages of high production speed, excellent size precision of the casting and the like.

However, in the actual die-casting operation process, because the process of filling the raw material can make the plenum fill with the air for the injection drift can receive certain gas compression's influence at the during operation, can lead to the reduction of raw materials velocity of flow, is unfavorable for die-casting production operation, in addition, because the lower reason of equipment temperature itself in the process of raw material filling, can make the phenomenon that molten metal material produces the condensation, make its mobility reduce, thereby influence the velocity of flow in the material injection mould, influence the production of die-casting. To this end, we provide a flow rate enhancing die casting mechanism to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

The utility model aims at providing a die-casting mechanism of reinforcing velocity of flow in order to compensate prior art not enough exactly.

Technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a die-casting mechanism of reinforcing velocity of flow, includes and presses the room, the right side fixedly connected with mounting panel of pressing the room, fixedly connected with pneumatic cylinder on the mounting panel, the drift is penetrated to pneumatic cylinder other end fixedly connected with pressure, press the room and be close to right side fixedly connected with feed shell, fixedly connected with hot plate on the feed shell inner wall, press the fixedly connected with standpipe of room top surface center department, the standpipe link up with pressing the room, be provided with the moving mechanism in the standpipe.

Foretell, moving mechanism includes the fixed plate, fixed plate and standpipe inner chamber side wall fixed connection, the length of fixed plate is the same with the standpipe internal diameter and its width is less than the standpipe internal diameter setting, fixed plate lateral wall center swing joint has the montant, the bottom of montant extends to press indoor chamber and fixedly connected with movable block, the top fixedly connected with plectane one of montant, the cover is equipped with the spring on the montant, spring one end and plectane fixed connection, the spring other end and fixed plate fixed connection, the standpipe inner chamber is located plectane one side fixedly connected with plectane two, all seted up a plurality of through-hole on the side cloth of plectane one and plectane two, be the setting of staggering each other between the through-hole, the standpipe is located fixed connection violently pipe on the lateral wall of plectane one side, violently manage and link up with the standpipe.

In the above, the diameter of the top surface of the feeding shell is larger than that of the bottom surface of the feeding shell, and the feeding shell is communicated with the pressure chamber.

Foretell, feeding shell inner chamber is the vacuum setting, just fixedly connected with discharge valve on the lateral wall of feeding shell.

The first circular plate is thicker than the inner diameter of the transverse pipe, and a sealing ring is fixedly connected to the outer side wall of the first circular plate.

The top surface of the movable block is in a circular arrangement, the diameter of the top surface of the movable block is the same as the inner diameter of the vertical pipe, and the bottom surface of the movable block is in a hemispherical arrangement.

Has the beneficial effects that:

compared with the prior art, the flow speed enhancement die-casting mechanism has the following beneficial effects:

1. the utility model discloses a standpipe that sets up, violently pipe and moving mechanism, the standpipe is connected with air exhaust device, violently the pipe is connected with air inlet unit, after the raw materials is filled to the pressure room inner chamber, press the drift effect when, bleed to the standpipe through air exhaust device, press indoor gas to be taken away rapidly through standpipe and through-hole, the influence of its gas compression to pressing the drift, thereby improve the velocity of flow of raw materials, and after pressing the drift and recovering the normal position, pressurize in the cavity between plectane one and the movable block under the effect of air inlet unit this moment, promote the movable block to release to the pressure room in, avoid the movable block to block, thereby be convenient for again to gas outgoing, the effectual motion effect that improves the pressure and shoot the velocity of flow;

2. the utility model discloses a feeding shell and hot plate that set up carry out the heating operation to the feeding shell through the hot plate when using for the feeding shell is under a suitable temperature all the time, reduces the loss of temperature when making raw materials and feeding shell contact, thereby guarantees the mobility of raw materials, reinforcing velocity of flow.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of another angle structure inside the present invention;

FIG. 4 is an enlarged view of the point A of FIG. 2 according to the present invention;

fig. 5 is a schematic structural view of the movable block of the present invention.

In the figure: 1. a pressure chamber; 2. mounting a plate; 3. a hydraulic cylinder; 4. injecting a punch; 5. a feed shell; 6. heating plates; 7. a vertical tube; 8. a movable mechanism; 9. a fixing plate; 10. a vertical rod; 11. a movable block; 12. a circular plate I; 13. a spring; 14. a second circular plate; 15. a through hole; 16. a transverse tube; 17. an exhaust valve; 18. and (5) sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: a die-casting mechanism for enhancing flow velocity comprises a pressure chamber 1, wherein the right side of the pressure chamber 1 is fixedly connected with a mounting plate 2, the mounting plate 2 is fixedly connected with a hydraulic cylinder 3, the other end of the hydraulic cylinder 3 is fixedly connected with an injection punch 4, the pressure chamber 1 is fixedly connected with a feeding shell 5 close to the right side, and the inner wall of the feeding shell 5 is fixedly connected with a heating plate 6 which can preheat the feeding shell 5, so that the loss of the temperature of a molten raw material in the feeding process is reduced, and the using effect is good;

the diameter of the top surface of the feeding shell 5 is larger than that of the bottom surface of the feeding shell, and the feeding shell 5 is communicated with the pressure chamber 1, so that the raw material filling operation is facilitated;

the inner cavity of the feeding shell 5 is arranged in a vacuum manner, and the side wall of the feeding shell 5 is fixedly connected with the exhaust valve 17, so that the inner cavity of the feeding shell 5 can be vacuumized, and the heat loss is reduced;

a vertical pipe 7 is fixedly connected to the center of the top surface of the pressure chamber 1, the vertical pipe 7 is communicated with the pressure chamber 1, a movable mechanism 8 is arranged in the vertical pipe 7, the movable mechanism 8 comprises a fixed plate 9, the fixed plate 9 is fixedly connected with the side wall of an inner cavity of the vertical pipe 7, the length of the fixed plate 9 is the same as the inner diameter of the vertical pipe 7, the width of the fixed plate 9 is smaller than the inner diameter of the vertical pipe 7, a vertical pipe 10 is movably connected to the center of the side wall of the fixed plate 9, the bottom end of the vertical pipe 10 extends to the inner cavity of the pressure chamber 1 and is fixedly connected with a movable block 11, a first circular plate 12 is fixedly connected to the top end of the vertical pipe 10, a spring 13 is sleeved on the vertical pipe 10, one end of the spring 13 is fixedly connected with the first circular plate 12, a second circular plate 14 is fixedly connected to the inner cavity of the vertical pipe 7, a plurality of through holes 15 are formed in side cloth of the first circular plate 12 and the second circular plate 14, the through holes 15 are arranged in a mutually staggered manner, the vertical pipe 7 is fixedly connected to the side wall of the first circular plate 12, the horizontal pipe 16 is communicated with the vertical pipe 7, gas in the inner cavity of the pressure chamber 1, gas can be discharged, the pressure chamber, the influence of the press punch 4 is avoided, the movement of the gas compression, the raw material flow rate is enhanced, the raw material is ensured, the raw material is filled in the pressure chamber, and the movable block 11, and the raw material is prevented from being blocked, and the raw material is prevented from being used in the pressure chamber, and the raw material blocking device;

the thickness of the first circular plate 12 is larger than the inner diameter of the transverse pipe 16, and the outer side wall of the first circular plate 12 is fixedly connected with a sealing ring 18, so that the transverse pipe 16 can be sealed through the first circular plate 12, and the gas in the pressure chamber 1 can be conveniently extracted;

wherein, the top surface of movable block 11 is circular setting, and the top surface diameter of movable block 11 is the same with standpipe 7 internal diameter, and the bottom surface of movable block 11 is the hemisphere setting, reduces the movable block 11 and penetrates the influence each other between the drift 4, excellent in use effect.

The working principle is as follows: the utility model discloses a device is at first accomplished to be connected between pressure chamber 1 and the die casting die before using, connect standpipe 7 on this device with outside air exhaust device again, will violently manage 16 and be connected with outside air inlet unit, and connect this device with external power supply and controlgear, open hot plate 6 through the power, make hot plate 6 constantly carry out the heating operation to feeding shell 5 inner wall, make feeding shell 5 inner wall be in a suitable temperature, will need the melting raw materials that uses to be filled into feeding shell 5 through external device when using, because feeding shell 5 has certain temperature, can effectively reduce the temperature loss of melting raw materials, thereby make the melting raw materials velocity of flow normal, can fast enter into pressure chamber 1 and use and guarantee its mobility, then start hydraulic cylinder 3 through controlling means, hydraulic cylinder 3 promotes the injection drift 4 motion, the raw material in the pressure chamber 1 is pushed by the injection punch 4, when the injection punch 4 moves, an external air extractor is started to extract air into the vertical pipe 7, so that the gas in the pressure chamber 1 is rapidly discharged through the vertical pipe 7 and the through hole 15, the influence on the gas compression along with the movement of the injection punch 4 is reduced, the stable movement of the injection punch 4 is ensured, the flow rate is increased, the gas can be prevented from entering a die, the production quality is improved, after the injection punch 4 pushes the raw material to the die, the movable block 11 can be pushed by the injection punch 4 to ascend, the first circular plate 12 and the second circular plate 14 are combined together, the air extraction end of the vertical pipe 7 is sealed, after the injection punch 4 is restored, the external air inlet device inflates the horizontal pipe 16, the air pressure between the first circular plate 12 and the movable block 11 is increased, and the movable block 11 can enter the pressure chamber 1 again under the action of the spring 13 and the air pressure, the die-casting operation is convenient to carry out again, and the using effect is good.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be a fixed connection, a removable connection, or an integral connection; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Claims

1. A flow-rate enhancing die-casting mechanism comprising a pressure chamber (1), characterized in that: press room (1) right side fixedly connected with mounting panel (2), fixedly connected with pneumatic cylinder (3) on mounting panel (2), drift (4) are penetrated to pneumatic cylinder (3) other end fixedly connected with pressure, press room (1) to be close to right side fixedly connected with feeding shell (5), fixedly connected with hot plate (6) on feeding shell (5) inner wall, press room (1) top surface center fixedly connected with standpipe (7), standpipe (7) link up with pressing room (1), be provided with moving mechanism (8) in standpipe (7).

2. A flow rate enhancing die casting apparatus as claimed in claim 1, wherein: moving mechanism (8) are including fixed plate (9), fixed plate (9) and standpipe (7) inner chamber lateral wall fixed connection, the length of fixed plate (9) is the same with standpipe (7) internal diameter and its width is less than standpipe (7) internal diameter setting, fixed plate (9) lateral wall center swing joint has montant (10), the bottom of montant (10) extends to and presses room (1) inner chamber and fixedly connected with movable block (11), the top fixedly connected with plectane (12) of montant (10), the cover is equipped with spring (13) on montant (10), spring (13) one end and plectane (12) fixed connection, spring (13) the other end and fixed plate (9) fixed connection, standpipe (7) inner chamber is located plectane one (12) upside fixedly connected with plectane two (14), a plurality of through-hole (15) have all been seted up on the side cloth of plectane one (12) and plectane two (14), be the setting of staggering each other between through-hole (15), standpipe (7) are located fixed connection (16) on the lateral wall of plectane one side, violently manage (16) and violently manage (7).

3. A flow rate enhancing die casting apparatus as claimed in claim 1, wherein: the diameter of the top surface of the feeding shell (5) is larger than that of the bottom surface of the feeding shell, and the feeding shell (5) is communicated with the pressure chamber (1).

4. A flow rate enhancing die casting apparatus as claimed in claim 1, wherein: the inner cavity of the feeding shell (5) is arranged in a vacuum mode, and an exhaust valve (17) is fixedly connected to the side wall of the feeding shell (5).

5. A flow rate enhancing die-casting mechanism as defined in claim 2, wherein: the thickness of the circular plate I (12) is larger than the inner diameter of the transverse pipe (16), and a sealing ring (18) is fixedly connected to the outer side wall of the circular plate I (12).

6. A flow rate enhancing die casting apparatus as claimed in claim 2, wherein: the top surface of movable block (11) is circular setting, just the top surface diameter of movable block (11) is the same with standpipe (7) internal diameter, the bottom surface of movable block (11) is the hemisphere setting.