CN213559754U

CN213559754U - Casting structure for casting exhaust pipe

Info

Publication number: CN213559754U
Application number: CN202022660129.9U
Authority: CN
Inventors: 胡峰
Original assignee: Anhui Quanjiao High Strength Casting Co ltd
Current assignee: Anhui Quanjiao High Strength Casting Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-06-29
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a pouring structure for casting of exhaust pipes, which comprises a pouring gate, wherein the bottom end of the pouring gate is communicated with one end of a main runner, the other end of the main runner is communicated with a stirring bin, the bottom of the stirring bin is communicated with a shunting bin, the bottom of the shunting bin is communicated with a plurality of shunting channels, the bottom ends of the shunting channels are communicated with a uniform runner, the bottoms of the shunting channels are communicated with a plurality of vertical pouring gates, and the vertical pouring gates are communicated with a casting model assembly; the outer side wall of the stirring bin is fixedly connected with one end of a support, and the other end of the support is fixedly connected with a motor. The utility model discloses be equipped with the shunt tubes, realized that a plurality of casting models pour simultaneously to be furnished with the stirring structure, the pouring of yes is more even, has improved production efficiency greatly, and then has practiced thrift manufacturing cost. The utility model discloses be equipped with the feeding passageway, the piece of intaking in the feeding passageway is wedge piece structure of intaking, and this kind of structure technology can effectively reduce the defect of shrinkage porosity, gas leakage of thin wall class blast pipe piece department of intaking, reduces the defective rate of product, practices thrift manufacturing cost.

Description

Casting structure for casting exhaust pipe

Technical Field

The utility model relates to a casting equipment technical field specifically is a cast pouring structure of blast pipe.

Background

The exhaust pipe is a part of an engine exhaust system, the exhaust system mainly comprises an exhaust manifold, an exhaust pipe and a silencer, a three-calibration catalyst for controlling the emission of pollutants of an engine is generally arranged in the exhaust system, the exhaust pipe generally comprises a front exhaust pipe and a rear exhaust pipe, and the exhaust pipe is manufactured through a casting process and is suitable for mass production and manufacturing. The casting is to pour liquid metal in a molten state into a forming die, cool and condense to obtain a desired casting, and directly apply the casting or perform subsequent processing on the casting. With the rapid development of the industry, the casting technology is more widely applied to the actual production and manufacture, and the requirement on the casting pouring device is higher and higher, and the existing casting pouring device has the following defects in use:

1. the existing casting pouring device can pour one or a small amount of moulds at one time, the production efficiency is low, the production period is long, and high cost can be generated.

2. The exhaust pipe is of a hollow cylindrical structure, the wall thickness of the exhaust pipe is thin, hot spots at the position where the exhaust pipe is connected with the water inlet sheet are concentrated and easily generate the defects of shrinkage porosity and air leakage when casting and pouring are carried out, and the exhaust pipe is not easy to control in production.

To this end, we propose a casting structure for casting an exhaust pipe to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cast pouring structure of blast pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pouring structure for casting an exhaust pipe comprises a pouring gate, wherein the bottom end of the pouring gate is communicated with one end of a main runner, the other end of the main runner is communicated with a stirring bin, the bottom of the stirring bin is communicated with a flow distribution bin, the bottom of the flow distribution bin is communicated with a plurality of flow distribution channels, the bottom ends of the flow distribution channels are communicated with uniform flow channels, the bottoms of the flow distribution channels are communicated with a plurality of vertical pouring channels, and the vertical pouring channels are communicated with a casting model assembly; the stirring bin is characterized in that one end of a support is fixedly connected to the outer side wall of the stirring bin, the other end of the support is fixedly connected with a motor, a cavity rod is fixedly connected to the top of the motor and the top of the stirring bin, a rotating shaft of the motor is located in the cavity rod and fixedly connected with a driving belt wheel, a shaft lever is rotatably connected in the stirring bin, one end of the shaft lever is located in the cavity rod and fixedly connected with a driven belt wheel, one end side face of the shaft lever located in the stirring bin is fixedly connected with a plurality of stirring blades, and belts.

Preferably, the casting model assembly comprises a cross gate communicated with a vertical gate, the cross gate is communicated with one end of a feeding channel, the other end of the feeding channel is fixedly connected with a casting cavity, one side of the casting cavity is fixedly connected with a plurality of risers, and the risers are fixedly connected with the sand core.

Preferably, the vertical section of the horizontal runner is trapezoidal, a filter residue sheet is fixedly connected to one side, close to the feeding channel, of the inner portion of the horizontal runner, and a plurality of wedge-shaped water inlet sheets are fixedly connected to the feeding channel.

Preferably, the structure of the slag filter is a standard cuboid, and the riser is cylindrical.

Preferably, the top surface of the stirring bin is communicated with an exhaust port.

Preferably, the number of the casting model assemblies is at least two, the number of the sub-runners is consistent with that of the casting model assemblies, and the uniform runner is in a circular ring shape.

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

1. the utility model discloses be equipped with the shunt tubes, realized that a plurality of casting models pour simultaneously to be furnished with the stirring structure, the pouring of yes is more even, has improved production efficiency greatly, and then has practiced thrift manufacturing cost.

2. The utility model discloses be equipped with the feeding passageway, the piece of intaking in the feeding passageway is wedge piece structure of intaking, and this kind of structure technology can effectively reduce the defect of shrinkage porosity, gas leakage of thin wall class blast pipe piece department of intaking, reduces the defective rate of product, practices thrift manufacturing cost.

Drawings

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

FIG. 2 is an enlarged schematic view of the casting mold assembly of the present invention;

fig. 3 is a schematic view of the transmission amplifying structure of the middle motor of the present invention.

In the figure: the casting mold comprises a pouring gate 1, a motor 2, a casting mold component 3, a main runner 4, a stirring bin 5, an exhaust port 6, a shunt bin 7, a shunt channel 8, a uniform runner 9, a vertical pouring gate 10, a stirring blade 11, a bracket 12, a cavity rod 13, a driving belt wheel 14, a driven belt wheel 15, a belt 16, a shaft rod 17, a horizontal pouring gate 31, a slag filter 32, a feeding channel 33, a wedge-shaped water inlet sheet 34, a casting cavity 35, a riser 36 and a sand core 37.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a pouring structure for casting an exhaust pipe comprises a pouring gate 1, wherein the bottom end of the pouring gate 1 is communicated with one end of a main runner 4, the other end of the main runner 4 is communicated with a stirring bin 5, the bottom of the stirring bin 5 is communicated with a flow distribution bin 7, the bottom of the flow distribution bin 7 is communicated with a plurality of flow distribution channels 8, the bottom ends of the flow distribution channels 8 are communicated with a uniform flow channel 9, the bottoms of the flow distribution channels 8 are communicated with a plurality of vertical pouring channels 10, and the vertical pouring channels 10 are communicated with a casting model; the outer side wall of the stirring bin 5 is fixedly connected with one end of a support 12, the other end of the support 12 is fixedly connected with a motor 2, the tops of the motor 2 and the stirring bin 5 are fixedly connected with a cavity rod 13, a rotating shaft of the motor 2 is positioned in the cavity rod 13 and fixedly connected with a driving belt wheel 14, a shaft rod 17 is rotatably connected in the stirring bin 5, one end of the shaft rod 17 is positioned in the cavity rod 13 and fixedly connected with a driven belt wheel 15, one end side surface of the shaft rod 17 in the stirring bin 5 is fixedly connected with a plurality of stirring blades 11, and a belt 16 is sleeved on the.

As shown in FIG. 2, the casting model assembly 3 comprises a runner 31 communicated with a runner 10, the runner 31 is communicated with one end of a feeding channel 33, the other end of the feeding channel 33 is fixedly connected with a casting cavity 35, one side of the casting cavity 35 is fixedly connected with a plurality of risers 36, and the risers 36 are fixedly connected with sand cores 37.

As shown in FIG. 2, the vertical section of the horizontal runner 31 is trapezoidal, a filter residue sheet 32 is fixedly connected to one side of the horizontal runner 31 close to the feeding channel 33, and a plurality of wedge-shaped water inlet sheets 34 are fixedly connected to the feeding channel 33.

As shown in fig. 2, the slag filter 32 has a standard rectangular parallelepiped structure, and the riser 36 has a cylindrical shape.

As shown in fig. 1, the top surface of the stirring bin 5 is communicated with an air outlet 6.

As shown in fig. 1, the number of the casting pattern assemblies 3 is at least two, the number of the sub runners 8 is the same as that of the casting pattern assemblies 3, and the uniform runners 9 are circular in shape.

The working principle is as follows: the utility model discloses only need to pour into a mould pouring liquid through the runner when using, pouring liquid passes through the runner and enters into the cross gate in the casting model, and the department of cross gate gets into the shaping in the riser through the feeding passageway. The utility model discloses be equipped with the shunt tubes, realized that a plurality of casting models pour simultaneously to be furnished with the stirring structure, the pouring of yes is more even, has improved production efficiency greatly, and then has practiced thrift manufacturing cost. The utility model discloses be equipped with the feeding passageway, the piece of intaking in the feeding passageway is wedge piece structure of intaking, and this kind of structure technology can effectively reduce the defect of shrinkage porosity, gas leakage of thin wall class blast pipe piece department of intaking, reduces the defective rate of product, practices thrift manufacturing cost.

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 cast pouring structure of blast pipe casting, includes runner (1), its characterized in that: the bottom end of the sprue (1) is communicated with one end of a main runner (4), the other end of the main runner (4) is communicated with a stirring bin (5), the bottom of the stirring bin (5) is communicated with a flow distribution bin (7), the bottom of the flow distribution bin (7) is communicated with a plurality of flow distribution channels (8), the bottom ends of the flow distribution channels (8) are communicated with a uniform flow channel (9), the bottom of the flow distribution channels (8) is communicated with a plurality of vertical pouring channels (10), and the vertical pouring channels (10) are communicated with a casting model assembly (3);

stirring storehouse (5) lateral wall rigid coupling support (12) one end, support (12) other end rigid coupling motor (2), motor (2) and stirring storehouse (5) top rigid coupling cavity pole (13), motor (2) pivot is located cavity pole (13) and rigid coupling driving pulley (14), stirring storehouse (5) internal rotation connecting rod (17), shaft rod (17) one end is located cavity pole (13) and rigid coupling driven pulley (15), shaft rod (17) are located stirring storehouse (5) one end side rigid coupling a plurality of stirring leaves (11), cup joint belt (16) on driving pulley (14) and driven pulley (15).

2. The cast pouring structure for an exhaust pipe according to claim 1, wherein: the casting model component (3) comprises a cross gate (31) communicated with a vertical gate (10), the cross gate (31) is communicated with one end of a feeding channel (33), the other end of the feeding channel (33) is fixedly connected with a casting cavity (35), one side of the casting cavity (35) is fixedly connected with a plurality of risers (36), and the risers (36) are fixedly connected with sand cores (37).

3. The cast pouring structure for an exhaust pipe according to claim 2, wherein: the vertical section of the horizontal runner (31) is trapezoidal, a filter residue sheet (32) is fixedly connected to one side, close to the feeding channel (33), of the inner portion of the horizontal runner (31), and a plurality of wedge-shaped water inlet sheets (34) are fixedly connected into the feeding channel (33).

4. The cast pouring structure for an exhaust pipe according to claim 3, wherein: the structure of the slag filtering sheet (32) is a standard cuboid, and the riser (36) is cylindrical.

5. The cast pouring structure for an exhaust pipe according to claim 1, wherein: the top surface of the stirring bin (5) is communicated with an exhaust port (6).

6. The cast pouring structure for an exhaust pipe according to claim 1, wherein: the number of the casting model components (3) is at least two, the number of the sub-runners (8) is consistent with that of the casting model components (3), and the uniform runner (9) is in a circular ring shape.