KR102025344B1 - Coating material injection assembly - Google Patents

Abstract

Coating liquid injection assembly according to an embodiment of the present invention, the nozzle portion provided with a path through which the coating liquid passes; The air space is formed between the nozzle parts so that the air supplied to the air space is sprayed around the coating liquid injected from the nozzle part, so that the coating liquid is pulverized and sprayed while performing a spiral motion. Air injection unit; And a main body having the nozzle part and the air injection part mounted therein, the main body having an accommodation space accommodating the coating liquid and the air supplied from the outside, wherein the accommodation space is mounted to the main body part. Therefore, the first receiving space is accommodated in the coating liquid supplied from the outside and the second receiving space is accommodated in the air supplied from the outside, characterized in that the mixing of the coating liquid and the air in the interior is blocked. You can do

Description

Coating liquid injection assembly

The present invention relates to a coating liquid spray assembly, and more particularly, to a coating liquid spray assembly that allows the coating liquid to be sprayed while rotating in a spiral direction to improve the coating performance of the object.

The coating field is a field that is utilized in various fields, and is used for subjects such as various substrates and various medicines.

Conventional coating apparatus for coating the target object is coated by spraying the coating liquid in one direction with respect to the target object, in this case, if the object is formed three-dimensionally the opposite side of the direction in which the coating liquid is sprayed coating well Problems often arise.

Of course, even if the opposite surface of the coating liquid is sprayed by the coating liquid coating, there is a problem that the coating thickness is thinner than the surface located in the coating liquid spraying direction, which leads to a decrease in coating quality.

In this case, the object to be discarded due to the deterioration of the coating quality, and eventually causes a cost problem such as an increase in the unit cost due to the decrease in manufacturing efficiency.

Therefore, there is an urgent need to study a coating apparatus that can coat the entire outer surface of the object with the same thickness.

It is an object of the present invention to provide a coating liquid spray assembly which minimizes the deterioration of the coating by coating the entire outer surface of the object evenly with the same thickness.

Coating liquid injection assembly according to an embodiment of the present invention, the nozzle portion provided with a path through which the coating liquid passes; The air space is formed between the nozzle parts so that the air supplied to the air space is sprayed around the coating liquid injected from the nozzle part, so that the coating liquid is pulverized and sprayed while performing a spiral motion. Air injection unit; And a main body having the nozzle part and the air injection part mounted therein, the main body having an accommodation space accommodating the coating liquid and the air supplied from the outside, wherein the accommodation space is mounted to the main body part. Therefore, the first receiving space is accommodated in the coating liquid supplied from the outside and the second receiving space is accommodated in the air supplied from the outside, characterized in that the mixing of the coating liquid and the air in the interior is blocked. You can do

The nozzle part of the coating liquid injection assembly according to an embodiment of the present invention, a fastening part which is located in the first accommodating space and screwed to the main body part on the basis of the state of being mounted on the main body part, radially from the fastening part A protruding portion formed to protrude and defining the accommodation space so that the first accommodation space is partitioned from the second accommodation space; A first space regulation defining a size of an air accommodation space therebetween, a head portion defining a size of an air discharge space between the air injection portion, and located between the first space regulation and the head portion, And a direction change unit and an end portion configured to allow the air contained in the air accommodation space to flow into the air discharge space in a state in which the air is diverted in a spiral direction. It may be characterized by comprising a nozzle tip which is sprayed a coating liquid.

The air injection unit of the coating liquid injection assembly according to an embodiment of the present invention is located in the second accommodation space and screwed to the main body based on a state of being mounted on the main body, and is connected to the first space regulator. And a second cover defining a size of the air accommodation space and a head cover portion extending from the second space regulator and surrounding at least a portion of the head portion and the nozzle tip. have.

The redirection portion of the coating liquid injection assembly according to an embodiment of the present invention is formed to extend radially protruding from the first space regulator and the head portion, is formed to be inclined or rounded to be supplied from the air receiving space It may be characterized in that it comprises a redirection groove to allow the air to flow into the air discharge space in the direction changed in the spiral direction.

The distance between the turning part and the second space regulator of the coating liquid spray assembly according to an embodiment of the present invention may include a distance between the head portion and the second space regulator and the first space regulator and the first space regulator. It may be characterized by improving the direction change function of the air by the direction change groove to be smaller than the distance between the two space regulation.

The distance between the head portion and the second space regulator of the coating liquid injection assembly according to an embodiment of the present invention is formed to be greater than the distance between the first space regulator and the second space regulator to change the direction change unit. It can be characterized in that to prevent a reduction in the rotational speed of the air is switched in the spiral direction through.

The air dispersion portion of the coating liquid injection assembly according to an embodiment of the present invention, based on the degree of mounting to the main body portion, to adjust the exposure degree of the nozzle tip portion, by the air injected from the air discharge space It may be characterized in that the degree of rotation in the spiral direction of the coating liquid is adjusted.

The coating liquid injection assembly according to an embodiment of the present invention is mounted to the air injection unit so as to be movable in position, and when the air injection unit is mounted to the main body unit, the air injection unit is in contact with the main body unit. It may be characterized in that it further comprises a; mounting position adjusting unit to be adjusted to be mounted on.

The main body portion of the coating liquid injection assembly according to an embodiment of the present invention has an air supply hole for accommodating the air supplied from the outside into the air receiving space, the air supply hole is corresponding to the partition portion It is formed in a horizontal position, it can be characterized in that the air supplied from the outside hits the compartment and automatically supplied to the air receiving space.

According to the coating liquid injection assembly according to the invention it is possible to minimize the deterioration of the coating by coating the same thickness evenly on the entire outer surface of the subject, such as medicine.

In addition, it is possible to coat the entire outer surface without changing the position of the object to reduce the cost of the coating.

1 is a schematic perspective view showing a coating liquid spray assembly according to an embodiment of the present invention.
Figure 2 is a schematic exploded perspective view showing a coating liquid spray assembly according to an embodiment of the present invention.
Figure 3 is a schematic perspective view showing a nozzle unit provided in the coating liquid injection assembly according to an embodiment of the present invention.
Figure 4 is a schematic cross-sectional view showing a body portion provided in the coating liquid injection assembly according to an embodiment of the present invention.
5 is a schematic cross-sectional view showing a coating liquid spray assembly according to an embodiment of the present invention.
Figure 6 is a schematic cross-sectional view for explaining a process of adjusting the exposure degree of the nozzle tip by the air injection unit provided in the coating liquid injection assembly according to an embodiment of the present invention.

Hereinafter, with reference to the drawings will be described in detail a specific embodiment of the present invention. However, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention may deteriorate other inventions or the present invention by adding, modifying, or deleting other elements within the scope of the same idea. Other embodiments that fall within the scope of the inventive concept may be readily proposed, but they will also be included within the scope of the inventive concept.

In addition, the components with the same functions within the scope of the same idea shown in the drawings of each embodiment will be described using the same reference numerals.

1 is a schematic perspective view showing a coating liquid spray assembly according to an embodiment of the present invention, Figure 2 is a schematic exploded perspective view showing a coating liquid spray assembly according to an embodiment of the present invention.

In addition, Figure 3 is a schematic perspective view showing a nozzle portion provided in the coating liquid injection assembly according to an embodiment of the present invention, Figure 4 is a schematic cross-sectional view showing a main body portion provided in the coating liquid injection assembly according to an embodiment of the present invention. to be.

And, Figure 5 is a schematic cross-sectional view showing a coating liquid injection assembly according to an embodiment of the present invention.

1 to 5, the coating liquid spray assembly 100 according to an embodiment of the present invention is an apparatus for spraying the coating liquid to coat the surface of the subject, such as various medicines, nozzle unit 110, It may include an air injection unit 120 and the main body unit 130 and the like.

Here, the nozzle unit 110 is a component provided with a path P through which the coating liquid passes, and the coating liquid is sprayed through the path P, but is spiraled by the air spray unit 120. It can be sprayed onto the subject while exercising.

The air injection unit 120 forms an air space S3 between the nozzle units 110 so that air supplied to the air space S3 is sprayed around the coating liquid injected from the nozzle unit 110. The circumference of the nozzle unit 110 may be surrounded so that the coating liquid is pulverized and sprayed while performing a spiral motion.

The nozzle unit 110 and the air spraying unit 120 may be mounted to a main body unit 130 providing an appearance, and the main body unit 130 may include a receiving space for receiving a coating liquid and air supplied from the outside ( S) may be provided.

Here, the accommodation space (S) is supplied to the first receiving space (S1) and the outside is accommodated in the coating liquid supplied from the outside because the nozzle unit 110 is mounted on the main body 130 The air may be divided into a second accommodation space (S2) that is accommodated, thereby mixing the coating liquid and the air therein can be blocked.

In other words, the first accommodating space S1 and the second accommodating space S2 were originally spaces communicating with each other before the nozzle unit 110 is mounted on the main body unit 130, but the nozzle unit 110. ) Is mounted on the main body 130 to be clearly partitioned from each other by the nozzle unit 110 so that the mixing of the coating liquid and the air in the accommodation space (S) can be blocked.

Hereinafter, the components constituting the coating liquid spray assembly 100 according to an embodiment of the present invention will be described in more detail.

When the nozzle unit 110 is mounted on the main body unit 130 as a reference, the fastening unit 111, the partition unit 112, the first space regulator 113, and the turning unit are directed from the lower side to the upper side. 114, the head 115, and the nozzle tip 116 may be included.

The fastening part 111 may be screwed with the main body part 130 by being located in the first accommodation space S1 so that the nozzle part 110 is mounted on the main body part 130. 112 is formed to extend so as to radially protrude from the fastening portion 111 and is a component for partitioning the accommodation space (S) with the first accommodation space (S1) and the second accommodation space (S2) Can be.

In addition, the first space regulator 113 is formed to extend from the partition 112 and is located in the second accommodation space (S2) between the air injection unit 120 and the air accommodation space (S4) It may be a component that defines the size, the head 115 may be a component that defines the size of the air discharge space (S5) between the air injection unit 120.

In addition, the redirection unit 114 is positioned between the first space regulator 113 and the head unit 115, and the air accommodated in the air accommodation space S4 is switched in a spiral direction. It may be a component to be introduced into the air discharge space (S5), the nozzle tip portion 116 may be a component that constitutes the end of the nozzle unit 110 and the coating liquid is finally injected.

Here, the air injection unit 120 may include the second space regulator 122 and the head cover portion 124 from the lower side toward the upper side when the state is mounted on the main body 130. have.

The second space regulator 122 is positioned in the second accommodation space S2 so that the air injection unit 120 is mounted on the main body 130, and is screwed with the main body 130 to form the first 1 may be a component defining the size of the air receiving space (S4) between the space regulator 113.

The head cover part 124 may be a component extending from the second space regulator 122 and surrounding at least a portion of the head part 115 and the nozzle tip part 116.

Meanwhile, the direction changing part 114 of the nozzle part 110 may be formed to extend radially from the first space regulator 113 and the head part 115, and may be formed to be inclined or rounded on an outer surface thereof. At least one direction change groove G may be formed to allow the air supplied from the air accommodation space S4 to flow into the air discharge space S5 in a direction changed in a helical direction.

For example, the plurality of turning grooves G may be formed to be spaced apart from each other, and may be formed to be inclined in a right screw direction.

In addition, the direction change groove (G) may be formed, for example, a plurality of spaced apart at the same interval, the width of the groove may be formed to narrow toward the upper side from the lower side.

In addition, the direction change groove (G) may be formed such that the depth is shallower toward the upper side, for example.

The turning groove (G) is a state in which the air in the air receiving space (S4) supplied from the outside to be rotated in a spiral direction in the air discharge space (S5), the nozzle tip portion 116 and the head cover portion Air is sprayed in the spiral direction from the air injection space S6 formed between the 124, so that the coating liquid sprayed from the nozzle tip 116 is pulverized and rotated in the spiral direction and sprayed onto the object. Will be.

Accordingly, the object is coated by the air sprayed while being rotated in the helical direction, and the entire surface is evenly coated with the same thickness by the coating liquid that is pulverized and rotated in the helical direction, thereby improving the quality of the coating.

Meanwhile, the distance between the turning unit 114 and the second space regulator 122 may be smaller than the distance between the head unit 115 and the second space regulator 122 and the first space. It may be smaller than the distance between the defining unit 113 and the second space regulator 122.

Specifically, the distance between the turning unit 114 and the second space regulator 122 may be very small, and thus, the direction changing function of the air by the turning groove G may be maximized. Can be.

Here, the distance between the head 115 and the second space regulator 122 is greater than the distance between the first space regulator 113 and the second space regulator 122 to change the direction. Through the unit 114, it is possible to prevent a reduction in the rotational speed of the air whose direction is changed in the helical direction.

On the other hand, the main body 130 may include at least one air supply hole (H) for receiving the air supplied from the outside in the air receiving space (S4), the air supply hole (H) is a nozzle unit It is formed in a horizontal position corresponding to the partition 112 of the 110, the air supplied from the outside can hit the partition 112 and automatically supplied to the air receiving space (S4).

In other words, the air supply hole (H) and the partition 112 is located in a horizontal position and the high-pressure air supplied through the air supply hole (H) is automatically raised by the partition (112). It can be supplied to the air receiving space (S4) by the force to be.

As described above, the coating liquid injection assembly 100 according to an embodiment of the present invention, when air is supplied to the air receiving space (S4) from the outside, the supplied air is the direction change groove (G) of the turning unit 114 By rotating in a spiral direction is supplied to the air discharge space (S5), and then sprayed while rotating in a spiral direction from the air injection space (S6) that is the periphery of the nozzle tip portion 116, through the nozzle tip portion 116 By pulverizing the coating liquid to be sprayed while being rotated in the spiral direction, it is possible to maximize the quality of the coating of the object.

6 is a schematic cross-sectional view for explaining a process of adjusting the exposure degree of the nozzle tip by the air injection unit provided in the coating liquid injection assembly according to an embodiment of the present invention.

Referring to FIG. 5, the air injection unit 120 may adjust the exposure degree of the nozzle tip unit 116 based on the degree of mounting to the main body unit 130, and through this, the air discharge space S5. ), That is, the degree of rotation of the coating liquid in the spiral direction by the air injected from the air injection space S6 may be controlled.

Here, when the nozzle tip portion 116 is excessively exposed, the degree of rotation of the sprayed coating liquid in the helical direction may be reduced, and in the present invention, the degree to which the air injection portion 120 is mounted on the main body portion 130, that is, By adjusting the degree of screw fastening, this can be effectively solved.

On the other hand, the coating liquid injection assembly 100 according to an embodiment of the present invention may further include a mounting position adjusting unit 140 (see Fig. 2), the mounting position adjusting unit 140 is an air injection unit 120 It can be mounted to be movable in position by screwing in.

The mounting position adjusting unit 140 is in contact with the main body unit 130 when the air injection unit 120 is mounted to the main body unit 130 so that the air injection unit 120 is the main body unit 130. ) Can be adjusted to the degree of mounting.

Specifically, when the degree to which the air injection unit 120 is mounted on the main body 130 is set in advance, the mounting position adjusting unit before the air injection unit 120 is mounted on the main body 130. By adjusting the screw fastening degree of the 140 to fix the mounting position adjusting unit 140 to a predetermined position on the air injection unit 120, after which the air injection unit 120 to the main body 130 When screwed to the maximum extent, the air injection unit 120, the mounting position adjusting unit 140 is in contact with the main body 130, so that no further screw fastening.

As a result, the air injection unit 120 is accurately mounted at a predetermined position on the main body unit 130, which in turn may naturally adjust the exposure degree of the nozzle tip unit 116.

In addition, the mounting position adjusting unit 140 may also function as a structure for preventing the air injection unit 120 from being released from the main body unit 130 due to various environmental factors.

In the above description of the configuration and features of the present invention based on the embodiment according to the present invention, the present invention is not limited thereto, and various changes or modifications can be made within the spirit and scope of the present invention. It will be apparent to those skilled in the art that such changes or modifications fall within the scope of the appended claims.

100: coating liquid injection assembly
110: nozzle unit
120: air injection unit
130: main body

Claims (9)

A nozzle unit provided therein with a path through which the coating liquid passes;
The air space is formed between the nozzle parts so that the air supplied to the air space is sprayed around the coating liquid injected from the nozzle part, so that the coating liquid is pulverized and sprayed while performing a spiral motion. Air injection unit; And
And a main body having the nozzle part and the air injection part mounted therein, the main body having an accommodation space for receiving the coating liquid and the air supplied from the outside.
The accommodation space,
Since the nozzle part is mounted to the main body, the nozzle is divided into a first accommodation space in which the coating liquid supplied from the outside is accommodated and a second accommodation space in which the air supplied from the outside is accommodated. To prevent the mixing of air,
The nozzle unit,
On the basis of the state mounted on the main body, a fastening portion which is located in the first receiving space and screwed to the main body, extends to protrude radially from the fastening portion and the receiving space is the first receiving space A partition portion configured to partition the second accommodation space, a first space regulation portion extending from the partition portion and positioned in the second accommodation space to define an air accommodation space between the air injection portion and the air space; A head portion defining a size of an air discharge space between the air injection portion, a state located between the first space regulator and the head portion, and the air accommodated in the air accommodation space is switched in a spiral direction; And a nozzle tip part configured to change the direction and an end portion so as to be introduced into the air discharge space, and to which the coating liquid is injected,
The air injection unit,
A second space regulator positioned in the second accommodating space and screwed to the main body, the second space regulator defining a size of the air accommodation space between the first space regulator and the first space regulator; A head cover portion extending from the second space regulator and surrounding at least a portion of the head portion and the nozzle tip;
The redirection unit,
Is formed to extend radially protruding from the first space regulation and the head portion, is formed to be inclined or rounded to flow into the air discharge space in a state that the air supplied from the air receiving space is converted in a spiral direction It is provided with a turning groove so that
The distance between the head portion and the second space regulation,
The coating liquid injection assembly is formed to be larger than the distance between the first space regulator and the second space regulator to prevent the rotational speed of the air is changed in the helical direction through the redirection unit.
delete delete delete The method of claim 1,
The distance between the redirection unit and the second space regulation is,
Improving the direction change function of the air by the turning groove so as to be smaller than the distance between the head portion and the second space regulation and the distance between the first space regulation and the second space regulation. Coating liquid injection assembly characterized in that.
delete The method of claim 1,
The air injection unit,
Based on the degree of mounting to the main body, the degree of exposure of the nozzle tip portion is adjusted, so that the degree of rotation in the spiral direction of the coating liquid by the air injected from the air discharge space is characterized in that the adjustment Injection assembly.
The method of claim 7, wherein
A mounting position adjusting unit mounted on the air injection unit so as to be movable in position, and when the air injection unit is mounted to the main body unit, the mounting position adjusting unit is in contact with the main body unit to adjust the degree of mounting the air injection unit to the main body unit; Coating liquid injection assembly further comprises.
The method of claim 1,
The main body portion,
An air supply hole for accommodating the air supplied from the outside into the air accommodation space,
The air supply hole,
It is formed in a horizontal position corresponding to the compartment, the coating liquid injection assembly characterized in that the air supplied from the outside hit the compartment and automatically supplied to the air receiving space.

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