CN210412468U

CN210412468U - Crankcase casting mold with insert casting structure

Info

Publication number: CN210412468U
Application number: CN201921123884.4U
Authority: CN
Inventors: 王东; 芦卫中; 邓财贵
Original assignee: Liuzhou Weier Machinery Design Co Ltd
Current assignee: Liuzhou Weier Machinery Design Co Ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-28
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a crankcase casting mould with an inlay casting structure, which belongs to the technical field of moulds, and comprises a bottom plate, wherein the upper surface of the bottom plate is connected with a lower mould, the upper surface of the lower mould is connected with an upper mould, the upper surface of the lower mould is provided with a casting cavity, one side of the outer side wall of the lower mould is provided with an air exhaust mechanism, and one side of the inner side wall of the casting cavity is provided with a detection; through the pipe, the setting in vacuum pump and guide chamber, make the user before carrying out the transport of molten metal, the accessible vacuum pump carries out the evacuation operation to the casting chamber, each corner in casting chamber is changeed to the molten metal that makes the transport under the effect of atmospheric pressure, the product that makes the production reaches the standard, it is narrower and small to guide the chamber, the molten metal can block up when flowing through and guide the chamber and prevent the molten metal outflow, setting through probe and temperature-sensing ware, the probe that makes arrange in proper order can give probe electric connection's temperature-sensing ware with temperature data transfer, the temperature-sensing ware can be transmitted the manipulator for casting equipment to the temperature that gets into when casting intracavity material flows through every probe position department.

Description

Crankcase casting mold with insert casting structure

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to crankcase casting die of cast-in structure.

Background

The die-casting die is a tool for casting metal parts, and is a tool for completing a die-casting process on a special die-casting die forging machine. The basic process of die casting comprises the following steps: molten metal is cast at low speed or high speed and filled into the cavity of the mold, the mold has movable cavity surface, and it is pressurized and forged along with the cooling process of the molten metal, so that the shrinkage cavity and shrinkage porosity defects of the blank are eliminated, and the internal structure of the blank reaches the broken crystal grains in the forged state.

The prior art has the following problems:

1. when a user utilizes the die-casting die to cast the crankcase, the filling of the molten metal in the die is difficult to reach all corners, so that the die-cast product does not reach the standard;

2. the surface temperature of the die-casting die is uneven or inappropriate in the production process, so that the product is easy to deform, have surface depressions and inner shrinkage cavities in the production process, and a user is difficult to know the temperature change of the surface of the die.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a crankcase casting die of cast-in structure has the characteristics of being convenient for fill and temperature detection.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a crankcase casting die of inlay casting structure, includes the bottom plate, the bottom plate upper surface is connected with the lower mould, lower mould upper surface is connected with the mould, the casting chamber has been seted up to the lower mould upper surface, lower mould lateral wall one side is equipped with air exhaust mechanism, casting intracavity lateral wall one side is equipped with detection mechanism, air exhaust mechanism includes pipe, vacuum pump, guide chamber and chamber of bleeding, lower mould lateral wall one side is connected with the pipe, the pipe other end is connected with the vacuum pump, the lower mould lateral wall corresponds pipe position department has seted up the chamber of bleeding, the inside correspondence of lower mould the chamber of bleeding other end has seted up the guide chamber.

Adopt above-mentioned technical scheme through the setting of pipe, vacuum pump and guide chamber, make the user before carrying out the transport of molten metal, the accessible vacuum pump carries out the evacuation operation to the casting chamber, makes the molten metal of carrying change each corner that reachs the casting chamber under the effect of atmospheric pressure, makes the product of production reach the standard, and it is narrower and small to guide the chamber, and the molten metal can block up when flowing through and guide the chamber and prevent the molten metal outflow.

As the utility model discloses an optimal technical scheme goes up the mould lower surface and is connected with the rubber pad.

By adopting the technical scheme, the sealing performance of the casting cavity is ensured after the upper die and the lower die are contacted with each other.

As an optimal technical scheme of the utility model, the shape of rubber pad is the rectangle, just the rectangle hole has been seted up to rubber pad intermediate position department.

By adopting the technical scheme, the upper die and the lower die are convenient to contact with each other.

As the preferred technical scheme of the utility model, the size of guide chamber is less than the size in aspirating chamber.

By adopting the technical scheme, when gas in the casting cavity is exhausted, the filling material cannot be exhausted.

As the utility model discloses an optimal technical scheme, detection mechanism includes probe and temperature-sensing ware, casting intracavity lateral wall is connected with the probe, the bottom plate upper surface is connected with temperature-sensing ware.

By adopting the technical scheme, the temperature sensor is electrically connected with the probe, so that the temperature of the substance entering the casting cavity can be detected.

As the utility model discloses a preferred technical scheme, the probe with temperature-sensing ware's quantity is three, and three the probe with temperature-sensing ware's position corresponds each other and arranges in proper order.

By adopting the technical scheme, the three temperature sensors can detect the temperature of the substance entering the casting cavity when the substance flows through each probe position.

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

1. the utility model discloses a setting up of pipe, vacuum pump and guide chamber, make the user before carrying on the transport of molten metal, can carry on the evacuation operation to the casting chamber through the vacuum pump, make the molten metal of transport change under the effect of atmospheric pressure and reach each corner of casting chamber, make the product of production reach the standard, guide the chamber narrower, the molten metal can block up and guide the chamber and prevent the molten metal outflow when flowing through;

2. the utility model discloses a probe and temperature-sensing ware's setting makes the probe of arranging in proper order can transmit the temperature data with probe electric connection's temperature-sensing ware, and the temperature-sensing ware can be transmitted the manipulator for casting equipment to the temperature when getting into casting intracavity material flow through every probe position department, and the manipulator carries out the data comparison and judges whether mould surface temperature is average, prevents that the foundry goods from taking place the condition of warping, surface depression and interior shrinkage cavity.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the pumping mechanism of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the detecting mechanism of FIG. 1 according to the present invention;

in the figure: 1. a base plate; 2. a lower die; 3. an air extraction mechanism; 31. a rubber pad; 32. a conduit; 33. a vacuum pump; 34. a guide chamber; 35. an air pumping cavity; 4. an upper die; 5. a casting cavity; 6. a detection mechanism; 61. a probe; 62. a temperature sensor.

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 work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a crankcase casting die of cast-in structure, comprising a

base plate

1, 1 upper surface of bottom plate is connected with

lower mould

2, 2 upper surface of lower mould is connected with last mould 4, casting chamber 5 has been seted up to 2 upper surfaces of lower mould, 2 lateral wall one side of lower mould is equipped with

air exhaust mechanism

3, 5 inside wall one side in casting chamber is equipped with detection mechanism 6, air exhaust mechanism 3 includes pipe 32, vacuum pump 33, guide chamber 34 and

air exhaust chamber

35, 2 lateral wall one side of lower mould is connected with pipe 32, the pipe 32 other end is connected with vacuum pump 33, 2 lateral wall of lower mould corresponds pipe 32 position department and has seted up

air exhaust chamber

35, 2 inside correspondence air exhaust chamber 35 other ends.

By means of the above technical scheme, through the setting of pipe 32, vacuum pump 33 and guide chamber 34, make the user before carrying out the transport of molten metal, accessible vacuum pump 33 carries out the evacuation operation to casting chamber 5, makes the molten metal of carrying more easily reach each corner of casting chamber 5 under the effect of atmospheric pressure, makes the product of production reach the standard, and guide chamber 34 is narrower, and the molten metal can block up when flowing through and guide chamber 34 and prevent that the molten metal from outflowing.

Specifically, as shown in fig. 1, a rubber pad 31 is connected to the lower surface of the upper mold 4.

By adopting the technical scheme, the sealing performance of the casting cavity 5 is ensured after the upper die 4 and the lower die 2 are contacted with each other.

Specifically, as shown in fig. 1, the rubber pad 31 is rectangular, and a rectangular hole is formed in the middle of the rubber pad 31.

By adopting the technical scheme, the upper die 4 and the lower die 2 are convenient to contact with each other.

As shown in particular in fig. 2, the size of the guide chamber 34 is smaller than the size of the suction chamber 35.

By adopting the technical scheme, the filling materials are not discharged when the gas in the casting cavity 5 is discharged.

Specifically, as shown in fig. 3, the detecting mechanism 6 includes a probe 61 and a temperature sensor 62, the probe 61 is connected to the inner side wall of the casting cavity 5, and the temperature sensor 62 is connected to the upper surface of the bottom plate 1.

By adopting the technical scheme, the temperature sensor 62 is electrically connected with the probe 61, and the temperature of the substance entering the casting cavity 5 can be detected.

Specifically, as shown in fig. 3, the number of the probes 61 and the temperature sensors 62 is three, and the three probes 61 and the three temperature sensors 62 are arranged in sequence in a corresponding manner.

By adopting the above technical solution, the three temperature sensors 62 can detect the temperature of the substance entering the casting cavity 5 at the position of each probe 61.

In this embodiment, the vacuum pump 33 is sold by the Feiens official flagship store, and has a model number of ZX 512-503-; the probe 61 is a 050-PTP type probe sold by Shenzhen Yu Longxing Chunda electronics Limited; the temperature sensor 62 is sold by Shenzhen Jinjingzhen electronic technology Limited and is a type MFP-8 temperature sensor.

The working principle is as follows: through the arrangement of the conduit 32, the vacuum pump 33 and the guide cavity 34, before the user carries out the transmission of the molten metal, the vacuum pump 33 can be used for vacuumizing the casting cavity 5, so that the conveyed molten metal can more easily reach all corners of the casting cavity 5 under the action of air pressure, the produced products reach the standard, the guide cavity 34 is narrower, the guide cavity 34 can be blocked by the molten metal when the molten metal flows through to prevent the molten metal from flowing out, through the arrangement of the probes 61 and the temperature sensors 62, the probes 61 arranged in sequence can transmit temperature data to the temperature sensors 62 electrically connected with the probes 61, the temperature sensors 62 can transmit the temperature of a substance entering the casting cavity 5 when the substance flows through the position of each probe 61 to an operator of the casting equipment, and the operator carries out data comparison to judge whether the surface temperature of the mold is average or not, so that the conditions of deformation, surface depression and shrinkage cavity of a casting are prevented.

The using method comprises the following steps: the user is before carrying out the transport of molten metal, accessible vacuum pump 33 carries out the evacuation operation to casting chamber 5, make the molten metal of carrying more easily reach each corner of casting chamber 5 under the effect of atmospheric pressure, make the product of production reach the standard, it is narrower to lead chamber 34, the molten metal can block up when flowing through and lead chamber 34 and prevent the molten metal outflow, probe 61 arranged in proper order can give temperature data transmission for the temperature-sensing ware 62 with probe 61 electric connection, temperature-sensing ware 62 can be to the temperature transmission when getting into casting chamber 5 interior material flow through every probe 61 position department for the manipulator of casting equipment, the manipulator carries out data comparison and judges whether average of mould surface temperature, prevent that the foundry goods from taking place the condition of deformation, surface depression and shrinkage cavity.

The installation method comprises the following steps:

firstly, the upper surface of a bottom plate 1 is connected with a lower die 2 through welding, the upper surface of the lower die 2 is connected with an upper die 4 through a connecting column, and the upper surface of the lower die 2 is provided with a casting cavity 5;

secondly, one side of the outer side wall of the lower die 2 is connected with a conduit 32 through welding, the other end of the conduit 32 is connected with a vacuum pump 33 through a bolt, an air suction cavity 35 is formed in the position, corresponding to the conduit 32, of the outer side wall of the lower die 2, a guide cavity 34 is formed in the lower die 2, the other end of the air suction cavity 35 corresponds to the inner side of the lower die, and the lower surface of the upper die 4;

thirdly, the inner side wall of the casting cavity 5 is connected with a probe 61 through welding, and the upper surface of the bottom plate 1 is connected with a temperature sensor 62 through bolts.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The utility model provides a crankcase casting die of cast-in structure, includes bottom plate (1), bottom plate (1) upper surface is connected with lower mould (2), lower mould (2) upper surface is connected with mould (4), casting chamber (5), its characterized in that have been seted up to lower mould (2) upper surface: lower mould (2) lateral wall one side is equipped with air exhaust mechanism (3), casting chamber (5) inside wall one side is equipped with detection mechanism (6), air exhaust mechanism (3) are including pipe (32), vacuum pump (33), guide chamber (34) and air exhaust chamber (35), lower mould (2) lateral wall one side is connected with pipe (32), the pipe (32) other end is connected with vacuum pump (33), lower mould (2) lateral wall corresponds air exhaust chamber (35) have been seted up to pipe (32) position department, lower mould (2) inside corresponds guide chamber (34) have been seted up to the air exhaust chamber (35) other end.

2. The crankcase casting mold of an insert-cast structure according to claim 1, wherein: the lower surface of the upper die (4) is connected with a rubber pad (31).

3. The crankcase casting mold of an insert-cast structure according to claim 2, wherein: the rubber pad (31) is rectangular, and a rectangular hole is formed in the middle of the rubber pad (31).

4. The crankcase casting mold of an insert-cast structure according to claim 1, wherein: the size of the guide cavity (34) is smaller than that of the suction cavity (35).

5. The crankcase casting mold of an insert-cast structure according to claim 1, wherein: detection mechanism (6) include probe (61) and temperature-sensing ware (62), casting chamber (5) inside wall is connected with probe (61), bottom plate (1) upper surface is connected with temperature-sensing ware (62).

6. The crankcase casting mold of an insert-cast structure according to claim 5, wherein: the number of the probes (61) and the number of the temperature sensors (62) are three, and the positions of the probes (61) and the positions of the temperature sensors (62) are mutually corresponding and sequentially arranged.