CN221087224U

CN221087224U - Die casting forming die of high-pressure sealing ring

Info

Publication number: CN221087224U
Application number: CN202323094106.6U
Authority: CN
Inventors: 夏小波
Original assignee: Xiamen Huyiming Electronic Industry Co ltd
Current assignee: Xiamen Huyiming Electronic Industry Co ltd
Priority date: 2023-11-16
Filing date: 2023-11-16
Publication date: 2024-06-07
Anticipated expiration: 2033-11-16

Abstract

The utility model discloses a die-casting forming die of a high-pressure sealing ring, which comprises a bottom bearing plate, wherein the top of the bottom bearing plate is fixedly connected with a female die, four corners of the top of the female die are respectively fixedly connected with a limiting rod, the bottom of the top bearing plate is fixedly connected with a male die, and the front end of the male die is provided with an internal temperature feedback mechanism. This die casting forming die of high pressure seal circle is through being provided with interior siphunculus, infrared temperature sensor, sensor mount pad and external display screen, during the use, infrared temperature sensor is through interior siphunculus to the surperficial temperature of honeycomb duct real time monitoring, the inside alloy temperature of temperature that can directly perceivedly feed back of honeycomb duct, when the temperature drops to corresponding interval, can the die sinking take out the blank, external display screen feedback temperature numerical value makes things convenient for the staff to consult, the installation of infrared temperature sensor is made things convenient for to the sensor mount pad, the function of the external display of inside temperature has been realized, the problem that the device does not possess the function of the external display of inside temperature is solved.

Description

Die casting forming die of high-pressure sealing ring

Technical Field

The utility model relates to the technical field of dies, in particular to a die-casting forming die of a high-pressure sealing ring.

Background

Die casting is a precision casting method in which a molten metal is forced to be pressed into a metal mold having a complicated shape by high pressure, and a product having a high precision and a good casting surface can be mass-produced in a short time. The metal high-pressure sealing ring is formed by adopting a die-casting die.

The existing die-casting forming dies of common high-pressure sealing rings on the market are mostly similar in structure and are divided into a female die and a male die, when in die-casting, the female die and the male die are closed, hot-melted liquid alloy is injected between the dies through an injection port under high pressure, the sealing rings can be formed after the temperature of the liquid alloy is reduced, certain functional defects exist in the actual use process, and certain improvement spaces are provided, for example, when in high-pressure forming, the die is opened generally according to the closed time, the die is opened under the condition that the material is not cooled completely, the problems of insufficient strength, material deformation and the like are easy to occur, the actual temperature of the material in the die is difficult to grasp, and the functions of external display of the internal temperature are not provided; secondly, pressurizing and pressure maintaining are needed during die casting, when the female die and the male die are not tightly closed, pressure relief is easy to occur, the strength of a workpiece is affected as a result of insufficient pressure, and the die tightness feedback function is not provided; in addition, the mold opening and closing is driven by hydraulic pressure, and has certain danger, once limbs or foreign matters are clamped in the mold pieces, the mold is damaged to cause property loss, and serious personnel are injured, so that the mold has no function of protecting the front end of the mold.

At present, a novel die casting forming die for a high-pressure sealing ring is provided for solving the problems.

Disclosure of utility model

The utility model aims to provide a die casting forming die for a high-pressure sealing ring, which solves the problem that the prior art does not have the function of displaying the internal temperature.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a die casting forming die of high pressure seal circle, includes the bottom loading board, the top fixedly connected with die of bottom loading board, four corners at die top are fixedly connected with gag lever post respectively, the top of bottom loading board is provided with the top loading board, four corner at bottom loading board top do not vertical fixedly connected with slip guide bar, the bottom fixedly connected with terrace die of top loading board, four corners at terrace die bottom are provided with the spacing groove respectively, pressure sensor is installed on the inside top of spacing groove, the intermediate position department fixedly connected with top casing of top loading board front end, the front end of terrace die is provided with inside temperature feedback mechanism.

The internal temperature feedback mechanism comprises an internal through pipe, the internal through pipe is longitudinally arranged in the middle of the front end of the male die, a sensor mounting seat is fixedly connected to the middle of the front end of the male die, and an infrared temperature sensor is inserted into the sensor mounting seat.

Preferably, a honeycomb duct is arranged at the middle position inside the male die, the rear end of the inner through pipe is connected with the front end of the honeycomb duct, and the inner through pipe and the honeycomb duct are not communicated.

Preferably, the outer diameter of the infrared temperature measuring sensor is consistent with the inner diameter of the sensor mounting seat, and the rear end of the infrared temperature measuring sensor extends into the inner part of the inner through pipe.

Preferably, the front end of the infrared temperature measurement sensor is fixedly connected with an external display screen, and the infrared temperature measurement sensor and the external display screen are electrically connected.

Preferably, an injection port is arranged at the middle position of the top bearing plate, and the limit grooves are symmetrically distributed about the vertical center line of the male die.

Preferably, the top end of the limiting rod is contacted with the bottom of the pressure sensor when the bottom bearing plate and the male die are folded, and the bottom bearing plate and the male die are not connected.

Preferably, the liquid crystal display screen is installed respectively to both sides of top loading board front end, be provided with the wire between one side of liquid crystal display screen and one side of pressure sensor, wire, liquid crystal display screen electricity are connected.

Preferably, the bottom of top casing is provided with multiunit infrared transmitter, the intermediate position department fixedly connected with bottom casing of bottom loading board front end, multiunit infrared receiver is installed at the top of bottom casing, infrared transmitter, infrared receiver's position one-to-one.

Compared with the prior art, the utility model has the beneficial effects that: the die-casting forming die of the high-pressure sealing ring not only realizes the function of displaying the internal temperature, realizes the function of tightness feedback of the die, but also realizes the function of safety protection of the front end of the die;

(1) When the infrared temperature measuring sensor is used, under the drive of the hydraulic mechanism, the female die and the male die are closed and sealed, the injection mechanism injects the hot-melt liquid alloy into a cavity between the female die and the male die along the injection port, a high-pressure sealing ring blank can be formed after cooling, in the injection process, part of liquid alloy is arranged in the guide pipe, the infrared temperature measuring sensor monitors the surface temperature of the guide pipe in real time through the inner through pipe, the temperature of the guide pipe can intuitively feed back the temperature of the alloy in the guide pipe, when the temperature is reduced to a corresponding interval, a die can be opened to take out a blank, the external display screen feeds back the temperature value, the infrared temperature measuring sensor is convenient for workers to reference, and the sensor mounting seat facilitates the installation of the infrared temperature measuring sensor and realizes the function of external display of the internal temperature;

(2) When the die is used, the limiting rod extends upwards along the inside of the limiting groove until the bottom of the pressure sensor is completely abutted against, the pressure sensor senses a pressure value, an operator can judge the tightness of the seal through the pressure value by feeding back the pressure value to the position of the liquid crystal display screen through the lead, and when the pressure value is lower, the problem of the seal is indicated, the injection is stopped and the maintenance is needed, so that the function of feedback of the tightness of the die is realized;

(3) Through being provided with top casing, infrared transmitter, bottom casing and infrared receiver, during the use, die and terrace die are when opening and closing the die, and infrared transmitter on the top casing is last to the infrared receiver on the bottom casing transmitting infrared signal, and when the signal was blocked, then indicate that there is object or limbs to be in between die and the terrace die, hydraulic mechanism stop work this moment, avoid the compound die to cause unexpected emergence, realized the function of the front end safety protection of mould.

Drawings

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

FIG. 2 is a schematic side view partially in cross-section of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;

Fig. 4 is an enlarged schematic view of the bottom housing of the present utility model in a partial top view.

In the figure: 1. a bottom carrier plate; 2. a female die; 3. a limit rod; 4. a male die; 5. a top carrier plate; 6. sliding the guide rod; 7. an injection port; 8. a flow guiding pipe; 9. an inner tube; 10. an infrared temperature measurement sensor; 11. a sensor mount; 12. externally connecting a display screen; 13. a limit groove; 14. a pressure sensor; 15. a wire; 16. a liquid crystal display; 17. a top housing; 18. an infrared emitter; 19. a bottom housing; 20. an infrared receiver.

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.

Example 1: referring to fig. 1-4, a die casting forming die of a high-pressure sealing ring comprises a bottom bearing plate 1, wherein a female die 2 is fixedly connected to the top of the bottom bearing plate 1, limit rods 3 are respectively and fixedly connected to four corners of the top of the female die 2, a top bearing plate 5 is arranged above the bottom bearing plate 1, sliding guide rods 6 are respectively and vertically fixedly connected to four corners of the top of the bottom bearing plate 1, a male die 4 is fixedly connected to the bottom of the top bearing plate 5, and an internal temperature feedback mechanism is arranged at the front end of the male die 4;

Referring to fig. 1-4, a die casting forming die of a high-pressure sealing ring further comprises an internal temperature feedback mechanism, wherein the internal temperature feedback mechanism comprises an internal through pipe 9, the internal through pipe 9 is longitudinally arranged in the middle position of the front end of a male die 4, a sensor mounting seat 11 is fixedly connected in the middle position of the front end of the male die 4, and an infrared temperature sensor 10 is inserted in the sensor mounting seat 11;

The middle position in the male die 4 is provided with a guide pipe 8, the rear end of an inner through pipe 9 is connected with the front end of the guide pipe 8, the two inner parts are not communicated, the outer diameter of an infrared temperature measuring sensor 10 is consistent with the inner diameter of a sensor mounting seat 11, the rear end of the infrared temperature measuring sensor 10 extends into the inner through pipe 9, the front end of the infrared temperature measuring sensor 10 is fixedly connected with an external display screen 12, the infrared temperature measuring sensor 10 and the external display screen 12 are electrically connected, the alloy temperature in a die can be mastered in real time, and the die opening time can be mastered accurately;

Specifically, as shown in fig. 1 and 2, the infrared temperature measurement sensor 10 monitors the surface temperature of the guide pipe 8 in real time through the inner through pipe 9, the temperature of the guide pipe 8 can intuitively feed back the internal alloy temperature, when the temperature drops to a corresponding interval, a die can be opened to take out a blank, the external display screen 12 feeds back the temperature value, the reference of workers is facilitated, and the sensor mounting seat 11 facilitates the installation of the infrared temperature measurement sensor 10.

Example 2: the four corners of the bottom of the male die 4 are respectively provided with a limit groove 13, the top end inside the limit groove 13 is provided with a pressure sensor 14, the middle position of the top bearing plate 5 is provided with an injection port 7, the limit grooves 13 are symmetrically distributed about the vertical center line of the male die 4, the top end of the limit rod 3 is contacted with the bottom of the pressure sensor 14 when the bottom bearing plate 1 and the male die 4 are folded, the two are not connected, the two sides of the front end of the top bearing plate 5 are respectively provided with a liquid crystal display 16, a wire 15 is arranged between one side of the liquid crystal display 16 and one side of the pressure sensor 14, the wire 15 and the liquid crystal display 16 are electrically connected, and the sealing tightness of the die is judged through pressure feedback;

Specifically, as shown in fig. 1 and 3, the stop lever 3 extends upward along the inside of the stop groove 13 until it completely abuts against the bottom of the pressure sensor 14, the pressure sensor 14 senses a pressure value, and feeds back the pressure value to the liquid crystal display 16 through the wire 15, so that an operator can judge the tightness of the seal through the pressure value, and when the pressure value is lower, it indicates that the seal is problematic, and it is necessary to stop injection and overhaul.

Example 3: the middle position of the front end of the top bearing plate 5 is fixedly connected with a top shell 17, the bottom of the top shell 17 is provided with a plurality of groups of infrared transmitters 18, the middle position of the front end of the bottom bearing plate 1 is fixedly connected with a bottom shell 19, a plurality of groups of infrared receivers 20 are arranged at the top of the bottom shell 19, the positions of the infrared transmitters 18 and the infrared receivers 20 are in one-to-one correspondence, the use safety of a die can be improved through infrared monitoring, and the accident rate is reduced;

Specifically, as shown in fig. 3 and fig. 4, the infrared emitter 18 on the top shell 17 continuously emits an infrared signal to the infrared receiver 20 on the bottom shell 19, when the signal is blocked, it indicates that an object or limb is located between the female die 2 and the male die 4, and at this time, the hydraulic mechanism stops working, so that unexpected occurrence caused by die closing is avoided.

Working principle: when the infrared temperature measuring device is used, firstly, under the drive of the hydraulic mechanism, the female die 2 and the male die 4 are closed and sealed, the injection mechanism injects hot-melt liquid alloy into a cavity between the female die 2 and the male die 4 along the injection port 7, a high-pressure sealing ring blank can be formed after cooling, in the injection process, part of liquid alloy is arranged in the guide pipe 8, the infrared temperature measuring sensor 10 monitors the surface temperature of the guide pipe 8 in real time through the inner through pipe 9, the temperature of the guide pipe 8 can intuitively feed back the internal alloy temperature, when the temperature drops to a corresponding interval, the blank can be taken out after opening a die, the temperature value is fed back by the external display screen 12, the infrared temperature measuring device is convenient for workers to refer to, and the sensor mounting seat 11 facilitates the installation of the infrared temperature measuring sensor 10. When the die 2 and the male die 4 are assembled, the limiting rod 3 extends upwards along the inside of the limiting groove 13 until the limiting rod completely abuts against the bottom of the pressure sensor 14, the pressure sensor 14 senses a pressure value, an operator can judge tightness of sealing through the pressure value by feeding back the pressure value to the position of the liquid crystal display screen 16 through the lead 15, and when the pressure value is lower, the problem of sealing is indicated, and injection and maintenance are required to be stopped. When the female die 2 and the male die 4 are opened and closed, the infrared emitter 18 on the top shell 17 continuously emits infrared signals to the infrared receiver 20 on the bottom shell 19, and when the signals are blocked, the situation that an object or limb is located between the female die 2 and the male die 4 is indicated, and at the moment, the hydraulic mechanism stops working, so that accidents caused by closing the dies are avoided.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a die casting forming die of high pressure seal circle, includes bottom loading board (1), its characterized in that: the top of bottom loading board (1) is fixedly connected with die (2), four corners at die (2) top are fixedly connected with gag lever post (3) respectively, top loading board (5) are provided above bottom loading board (1), four corners at bottom loading board (1) top are respectively vertical fixedly connected with slip guide bar (6), the bottom of top loading board (5) is fixedly connected with terrace die (4), four corners at terrace die (4) bottom are provided with spacing groove (13) respectively, pressure sensor (14) are installed on the inside top of spacing groove (13), intermediate position department fixedly connected with top casing (17) of top loading board (5) front end, the front end of terrace die (4) is provided with inside temperature feedback mechanism;

The internal temperature feedback mechanism comprises an internal through pipe (9), the internal through pipe (9) is longitudinally arranged inside the middle position of the front end of the male die (4), a sensor mounting seat (11) is fixedly connected to the middle position of the front end of the male die (4), and an infrared temperature measuring sensor (10) is inserted into the sensor mounting seat (11).

2. The die casting mold for a high pressure seal ring according to claim 1, wherein: the middle position inside the male die (4) is provided with a flow guide pipe (8), the rear end of the inner through pipe (9) is connected with the front end of the flow guide pipe (8), and the inner through pipe and the front end are not communicated.

3. The die casting mold for a high pressure seal ring according to claim 1, wherein: the outer diameter of the infrared temperature measuring sensor (10) is consistent with the inner diameter of the sensor mounting seat (11), and the rear end of the infrared temperature measuring sensor (10) extends into the inner part of the inner through pipe (9).

4. The die casting mold for a high pressure seal ring according to claim 1, wherein: the front end of the infrared temperature measurement sensor (10) is fixedly connected with an external display screen (12), and the infrared temperature measurement sensor (10) and the external display screen (12) are electrically connected.

5. The die casting mold for a high pressure seal ring according to claim 1, wherein: an injection port (7) is arranged at the middle position of the top bearing plate (5), and the limit grooves (13) are symmetrically distributed about the vertical center line of the male die (4).

6. The die casting mold for a high pressure seal ring according to claim 1, wherein: the top end of the limiting rod (3) is contacted with the bottom of the pressure sensor (14) when the bottom bearing plate (1) and the male die (4) are folded, and the two are not connected.

7. The die casting mold for a high pressure seal ring according to claim 1, wherein: the liquid crystal display (16) is installed respectively to both sides of top loading board (5) front end, be provided with wire (15) between one side of liquid crystal display (16) and one side of pressure sensor (14), wire (15), liquid crystal display (16) electricity are connected.

8. The die casting mold for a high pressure seal ring according to claim 1, wherein: the bottom of top casing (17) is provided with multiunit infrared transmitter (18), the intermediate position department fixedly connected with bottom casing (19) of bottom loading board (1) front end, multiunit infrared receiver (20) are installed at the top of bottom casing (19), the position one-to-one of infrared transmitter (18), infrared receiver (20).