CN212329576U - Air blowing device and production line - Google Patents

Abstract

The embodiment of the utility model discloses gas blowing device, include: the gas collection structure is fixedly connected with the air blowing structure; the gas collection structure comprises a gas collection part, and the gas collection part is connected with a gas source; the air blowing structure comprises a distribution part and an air blowing part, and the air blowing part is fixedly connected with the distribution part; the air blowing part comprises at least one air outlet and at least one first valve, the first valves correspond to the air outlets one by one, and the first valves are used for controlling the air outlets to be opened or closed; the control part is at least used for controlling the first valve to be opened or closed. The gas is blown out to realize simultaneous feeding and simultaneous stopping, so that the hardening consistency of the sand core is ensured; the blowing pressure is uniform, and the hardening degree of each part of the sand core is ensured to be uniform.

Description

Air blowing device and production line

Technical Field

The utility model relates to a psammitolite field of making especially relates to a gas blowing device and production line.

Background

When a core making procedure is carried out in a foundry, phenol-urethane resin is used as a core sand binder for production, and the resin can generate irritant gas in the core making process, thereby seriously affecting the workshop and the surrounding environment. CO 2₂The gas is used as an environment-friendly binder and can be suitable for the production of thin-wall aluminum alloy castings.

Blowing of the binder in CO₂In the course of the gas, CO₂The uniformity and stability of the gas blow directly determines the final quality of the sand core. Prior art uses CO₂The proposal that the gas bottle directly blows the sand core is that when a plurality of gas blowing holes are needed, each gas blowing hole uses one gas bottle to blow CO₂The air blowing can be in sequence, the hardening of the sand core blown into the air combining part at each part is influenced, and the final strength and the surface finish degree of the sand core are influenced.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a gas blowing device and production line through establishing the device design, can make gaseous blowing in simultaneously and pressure is even.

The utility model provides a gas blowing device, include: the gas collection structure is fixedly connected with the air blowing structure; the gas collection structure comprises a gas collection part, and the gas collection part is connected with a gas source; the air blowing structure comprises a distribution part and an air blowing part, and the air blowing part is fixedly connected with the distribution part; the air blowing part comprises at least one air outlet and at least one first valve, the first valves correspond to the air outlets one by one, and the first valves are used for controlling the air outlets to be opened or closed; the control part is used for controlling the opening or closing of the first valve at least.

Compared with the prior art, the utility model discloses a gas blowing device has set up the portion of blowing owing to set up distribution portion, has set up the portion of blowing behind distribution portion, waits for the gas mixture abundant back in the distribution portion, opens the valve of gas outlet simultaneously, has avoided blowing in gas and has had precedence order, guarantees simultaneously that the pressure of every gas outlet is the same, avoids appearing the inhomogeneous problem of psammitolite sclerosis degree.

Optionally, the air outlets are divided into two rows, and the air outlets in each row are arranged at equal intervals in the vertical direction.

Optionally, the number of air outlets is 12.

Optionally, the gas collecting structure further comprises a filtering portion, the gas inlet end of the filtering portion is connected with the gas outlet end of the gas collecting portion, and the gas outlet end of the filtering portion is connected with the gas inlet end of the distributing portion.

Optionally, the filter part further comprises a second valve, and the second valve is arranged between the filter part and the distribution part and is used for controlling the filtered gas to enter the distribution part.

Optionally, the gas collecting part comprises at least one gas collecting port, and the gas collecting port is connected with the gas source.

Optionally, the gas outlet end of the gas collecting part is provided with a third valve for controlling the opening or closing of the gas collecting port.

The utility model also provides a production line, including above-mentioned gas blowing device.

Compared with the prior art, the utility model provides a beneficial effect of production line is the same with foretell gas blowing device's beneficial effect, no longer gives unnecessary details here.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a gas collection structure provided by an embodiment of the present invention;

fig. 2 is a schematic view of a blowing structure provided by the embodiment of the present invention.

Reference numerals: 100-a gas collecting part 1001-a gas collecting port 1002-a fourth valve 1003-a third valve; 200-a hose; 300-filter portion 3001-filter 3002-second valve 3003-fifth valve; 400-distribution section 500-blowing section 5001-gas outlet 5002-first valve; 600-flange plate.

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.

In the prior art, the sand core is blown by connecting a plurality of gas cylinders with a plurality of blowing holes, and the problem of uneven hardening quality of the sand core caused by uneven blowing sequence and pressure in the blowing process is solved.

To the above problem, the utility model provides a gas blowing device, as shown in fig. 1, fig. 2, include: the gas collection structure is fixedly connected with the air blowing structure; the gas collection structure comprises a gas collection part 100, and the gas collection part 100 is connected with a gas source; the air blowing structure comprises a distribution part 400 and an air blowing part 500, wherein the air blowing part 500 is fixedly connected with the distribution part 400; the blowing part 500 comprises at least one air outlet 5001 and at least one first valve 5002, the first valves 5002 correspond to the air outlets 5001 one by one, and the first valves 5002 are used for controlling the opening or closing of the air outlets 5001; the control portion is at least used for controlling the first valve 5002 to open or close.

The gas collection structure of the device is used for collecting gas of a gas source and supplying the gas to the gas blowing structure. The distribution part 400 in the blowing structure plays a role in buffering, collected gas is fully mixed and then blown out from the gas outlet 5001, and after the control part controls the valve to be opened, the gas outlet 5001 blows gas into the sand core. After the gas is uniformly mixed in the distribution part 400, the gas is simultaneously blown into the sand core, the pressure is uniform, the blowing sequence does not exist, and the uniform hardening degree of the sand core forming is ensured.

In one possible implementation, as shown in fig. 2, the air outlet 5001 can be connected with a rubber hose for blowing air to the sand core, the rubber hose is easy to disassemble, the direction and the length are easy to control, and the placement space is saved.

In one possible implementation, as shown in fig. 2, a flange 600 may be provided at the bottom of the distribution portion 400 as a base for connecting other modules.

In one possible implementation, the air outlets 5001 are divided into two rows as shown in fig. 2, and the air outlets 5001 in each row are arranged at equal intervals in the vertical direction.

The arrangement distance of the air outlets 5001 is uniform, so that the pressure of each air outlet 5001 is uniform.

In one possible implementation, as shown in fig. 2, the number of air outlets 5001 is 12.

The total number of the air outlets 5001 is 12, so that the blowing requirements of sand cores with different sizes can be met, the number of the blowing holes is different due to the fact that the sizes of the sand cores are different, the number of the device can meet the blowing requirements of sand cores with different sizes, and only the corresponding number of the air outlets 5001 are needed to be opened when the device is used.

In an alternative embodiment, as shown in fig. 1, the gas collecting structure further includes a filtering portion 300, an air inlet end of the filtering portion 300 is connected to an air outlet end of the gas collecting portion 100, and an air outlet end of the filtering portion 300 is connected to an air inlet end of the distributing portion 400.

During the process of blowing air into the sand core, moisture in the air can affect the quality of the sand core. To solve this problem, the present apparatus is provided with a filter part 300 in front of the distribution part 400, and the filter part 300 includes a filter 3001 for filtering moisture in the gas.

In one possible implementation, the filter 3001 of the filter unit 300 is a pressure-regulating oil-water separator, which can filter out other impurities besides water in the filtered air, and improve the quality of the blown sand core, in consideration of the price and practicality of the filter.

In one possible implementation, as shown in fig. 1, the filter part 300 and the air collecting part 100 are connected by a hose 200, and the hose 200 is easily controlled in length and direction and is easily disassembled.

In one possible implementation, as shown in fig. 1, the filter part 300 further includes a second valve 3002, and the second valve 3002 is disposed between the filter part 300 and the distribution part 400 for controlling the filtered gas to enter the distribution part 400.

In a possible implementation manner, as shown in fig. 1, a fifth valve 3003 is disposed at an air inlet end of the filter portion 300, and the second valve 3002 and the fifth valve 3003 are used together to protect the separator, thereby improving the separation effect and the service life of the separator.

In one possible embodiment, as shown in fig. 1, the gas collecting part 100 comprises at least one gas collecting port 1001, and the gas collecting port 1001 is connected with a gas source.

The air collecting ports 1001 are provided with a plurality of air collecting ports, and a plurality of air sources can be adopted to supply air, so that the requirement of air blowing quantity is met. The gas collection port 1001 may also be provided with a fourth valve 1002 for controlling the number of the opened gas collection ports 1001 so as to prevent the occurrence of gas leakage.

In one possible implementation, as shown in fig. 1, the gas outlet end of the gas collecting portion 100 is provided with a third valve 1003 for controlling the opening or closing of the gas collecting port 1001.

When sufficient air is blown, the third valve 1003 can be operated to cut off the supply of air, i.e., the air blowing from the air outlet 5001 is stopped at the same time, so as to avoid over-blowing and the final quality of the sand core.

The utility model also provides a production line, including above-mentioned gas blowing device.

The technical scheme has the following beneficial effects: the gas is blown simultaneously after being started, and the blowing of the gas into the sand core is not in sequence, so that the problem of uneven hardening of the sand core caused by different blowing time is solved; the gas pressure uniformity of gas blown into the sand core is realized through the blowing device, and the gas pressure at each part in the hardening process of the sand core is ensured to be consistent; the filtering part 300 can effectively filter water vapor in the gas, so that the influence of the water vapor on the quality of the sand core is avoided; after the air blowing is finished, the second valve 3002, the third valve 1003 and the fifth valve 3003 can cut off the air source at the same time, so that the situation of local over-blowing is avoided.

The utility model discloses a use method as follows:

when the device is used, the gas collection port 1001 is connected with a gas source, the fourth valves 1002 with corresponding quantity are opened according to the quantity of gas required, and the gas is introduced. The third valve 1003 and the fifth valve 3003 are opened to blow gas into the filter 3001, the second valve 3002 is opened to allow the gas to enter the distribution portion and be sufficiently mixed, and the control portion is used to open a required number of the first valves 5002 to allow a corresponding number of the gas outlets 5001 to simultaneously blow gas.

When the blowing is stopped, the blowing of the gas from the gas outlet 5001 can be simultaneously cut off by closing the third valve 1003 to prevent the gas from entering.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (8)

1. An air blowing device, comprising:

the gas collection structure is fixedly connected with the air blowing structure;

the gas collection structure comprises a gas collection part, and the gas collection part is connected with a gas source;

the air blowing structure comprises a distribution part and an air blowing part, and the air blowing part is fixedly connected with the distribution part;

the air blowing part comprises at least one air outlet and at least one first valve, the first valves correspond to the air outlets one by one, and the first valves are used for controlling the air outlets to be opened or closed;

the control part is at least used for controlling the first valve to be opened or closed.

2. The air blowing device as claimed in claim 1, wherein the air outlets are divided into two rows, the air outlets of each row being arranged at equal intervals in a vertical direction.

3. The insufflation apparatus of claim 2 in which the number of air outlets is 12.

4. The blowing device of claim 1, wherein the gas collecting structure further includes a filtering portion, an air inlet end of the filtering portion is connected with an air outlet end of the gas collecting portion, and an air outlet end of the filtering portion is connected with an air inlet end of the distributing portion.

5. The insufflation apparatus of claim 4 wherein the filter portion further includes a second valve disposed between the filter portion and the dispensing portion for controlling the filtered gas to enter the dispensing portion.

6. Insufflation apparatus in accordance with claim 1 in which the gas collection section comprises at least one gas collection port connected to the gas source.

7. The blowing device of claim 6, wherein the gas outlet of the gas collecting part is provided with a third valve for controlling the opening or closing of the gas collecting port.

8. A production line characterized by comprising the air blowing device of any one of claims 1 to 7.

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