KR101219915B1 - Agitating apparatus of coating solution for coating glove - Google Patents

Abstract

PURPOSE: A coating solution stirrer for coating gloves is provided to prevent swelling of bubbles or curing of resin components. CONSTITUTION: A coating solution stirrer for coating gloves comprises a base(110), a cover(120), stirring chambers(A), a driving shaft(160), and a cooling part(210). The base has an accommodating chamber(112) and a coating solution outlet(111). The accommodating chamber accommodates the coating solution, and the coating solution outlet communicates with the accommodating chamber. The cover has an air supply nozzle(121) and a coating solution inlet port(122) is arranged at the upper side of the base. The stirring chamber is prepared between the cover and base.

Description

Coating Solution Agitator for Coating Gloves {AGITATING APPARATUS OF COATING SOLUTION FOR COATING GLOVE}

The present invention relates to a coating liquid agitating device for coating gloves, and more particularly, to provide a cooling unit for cooling a coating liquid whose temperature has risen during agitation, thereby preventing bubbles from expanding or curing the resin due to a temperature rise of the coating liquid to prevent coagulation. The present invention provides a coating liquid agitating device for coating gloves.

In general, coated gloves improve the workability by coating natural or synthetic resin on all or part of gloves to prevent slippage and to prevent the gloves from getting wet with liquids such as water or oil. Since a kind of coating agent is used, the quality of the coating gloves such as traction, breathability, wearing comfort, oil resistance, durability, etc. is determined according to the type of coating agent.

Looking at the polyurethane coating gloves in more detail in the conventional coating gloves, polyurethane coating gloves are widely used as work gloves at home and industrial sites because of excellent grip and durability and inexpensive, and the invention related to the manufacturing method 10-0429310 (published on May 03, 2004, hereinafter referred to as 'Invention 1'), and the like, according to the conventional invention 1, a polyurethane (Polyurethane) resin, dimethylformamide (dimethylformamide, DMF), interface It can be seen that the active agent and the pigment are mixed to form a coating agent necessary for preparing the coating gloves.

On the other hand, coated gloves coated with a resin foam on the surface of the textile fabric gloves in order to give an excellent fit and excellent water-repellent properties, such as registered Patent No. 10-0988075 (published on Feb. 8, 2010, hereinafter referred to as 'prior invention 2') This has been proposed. However, in the case of stirring for a long time to obtain the desired size and density of the bubbles, as well as the bubbles expand by the heat generated during the stirring process, as well as the resin such as NBR (nitrile-butadiene rubber) constituting the raw material is cured by heat coating liquid There is a problem that the solids are formed in the product quality is lowered.

Accordingly, an object of the present invention is to solve such a conventional problem, by cooling the coating solution in which the temperature rises during the stirring process to maintain a constant temperature by expanding the air bubbles in the coating solution by the temperature rise or NBR (nitrile-) in the coating solution. Butadiene rubber) is to provide a coating liquid stirring device for coating gloves that can provide a coating liquid of excellent quality, such as to prevent the coagulation occurs in the coating liquid by curing.

In addition, by providing a rotating disk disposed in the plurality of stirring chamber is driven by one drive shaft to improve the durability of the device, as well as to provide a coating liquid coating liquid stirring device for minimizing the shaking of the device.

According to the present invention, in the coating liquid agitating device for coating gloves, the receiving portion receiving the coating liquid, the base is formed with a coating liquid discharge port in communication with the receiving portion; and, the air inlet and the coating liquid injection port is formed is the base A cover disposed at an upper side of the cover; and a stirring chamber provided between the cover and the base; and a driving shaft installed at a vertical direction on the base so that the upper end passes through the stirring chamber; And a cooling unit disposed on the base to cool the coating liquid of the accommodation unit.

Here, the cooling unit preferably includes a passage formed to surround the periphery of the accommodating portion, and a refrigerant inlet and a refrigerant outlet connected to the passage.

In addition, the accommodating portion is formed of a cylindrical space, the cooling portion passage is preferably made of a ring-shaped groove spaced apart from the outer peripheral surface of the cylindrical accommodating portion.

Moreover, it is preferable that a plurality of said stirring chambers are provided and laminated | stacked.

The stirring chamber may further include a pair of fixed disks constituting an upper surface and a lower surface, a rotating disk fixed to the drive shaft and rotatably disposed between the pair of fixed disks, and a surface facing the fixed disk and the rotating disk. Each of the first and second stirring protrusions are formed radially and cross-arranged so as to interlock with each other, it is preferable that the guide hole through which the coating liquid is supplied or discharged is formed in the center of the fixed disk.

In addition, the impeller for mixing and conveying the air and the coating liquid provided from the cover side toward the guide hole of the fixed disk constituting the upper surface of the upper stirring chamber;

In addition, the impeller is preferably fixed to the top of the drive shaft.

According to the present invention, the temperature of the coating liquid is cooled during the stirring process to maintain a constant temperature, thereby expanding the bubbles in the coating liquid due to the temperature rise, or curing a resin component such as nitrile-butadiene rubber (NBR) in the coating liquid to solidify the coating liquid. There is provided a coating liquid stirring device for coating gloves, which can provide a coating liquid of excellent quality, such as to prevent the occurrence of a sieve.

In addition, by providing a rotating disk disposed in the plurality of stirring chamber by one drive shaft to improve the durability of the device, there is provided a coating liquid coating liquid stirring device for minimizing the shaking of the device.

1 is a perspective view of a coating liquid stirring device for coating gloves of the present invention,
Figure 2 is a partial cutaway perspective view of the coating solution stirring device for coating gloves of the present invention,
Figure 3 is an exploded perspective view of the coating liquid stirring apparatus for coating gloves of the present invention,
Figure 4 is a cross-sectional view of the coating liquid stirring apparatus for coating gloves of the present invention,
5 is a cross-sectional view taken along the line VV ′ of FIG. 4.
6 is a cross-sectional view taken along the line VI-VI 'of FIG. 4.

Prior to the description, components having the same configuration are denoted by the same reference numerals as those in the first embodiment. In other embodiments, configurations different from those of the first embodiment will be described do.

Hereinafter, with reference to the accompanying drawings it will be described in detail with respect to the coating liquid stirring solution for coating gloves according to a first embodiment of the present invention.

1 is a perspective view of the coating liquid stirring apparatus for coating gloves of the present invention, Figure 2 is a partially cutaway perspective view of the coating liquid stirring apparatus for coating gloves of the present invention, Figure 3 is an exploded perspective view of the coating liquid stirring apparatus for coating gloves of the present invention.

Coating liquid agitating device for coating gloves according to the present invention as shown in the drawings is the base 110, the cover 120, the stirring chamber (A), the drive shaft 160, the impeller 170, the fixing member 190 and the cooling unit ( 200).

The base 110 has a cylindrical receiving portion 112 is formed at the center of the upper surface, the coating liquid discharge port 111 connected to the receiving portion 112 on one side to discharge the coating liquid stored in the receiving portion 112 to the outside of the base. Is formed.

The cover 120 is disposed above the base 110, and an air injection hole 121 and a coating liquid injection hole 122 are formed at one side thereof, and the air injection hole 121 and the coating liquid injection hole 122 are formed at an inner side thereof. A conveying passage 123 is formed to be connected, and a stirring screw 180 having a spiral groove for mixing air and a coating liquid is disposed in the conveying passage 123.

The stirring chamber (A) is composed of a plurality of laminated in the axial direction of the drive shaft 160 between the cover 120 and the base 110, the guide hole 132 through which the coating liquid is supplied or discharged in the center formed And a pair of fixed disks 130 constituting the upper and lower surfaces of the stirring chamber A and the rotating disk 140 fixed to the drive shaft 160 and rotatably disposed between the pair of fixed disks 130. And a ring-shaped wall 150 disposed between the outer circumference of the fixed disk 130 forming the upper and lower surfaces of the receiving insertion groove 151 having the rotating disk 140 accommodated therein, and the fixing. The first and second stirring protrusions 131 and 141 of the arc shape are formed in a plurality of radially on the opposite surface of the disk 130 and the rotating disk 140 to be interlocked to interlock with each other, and the fixed disk ( 130 is formed on the mating surface of the ring-shaped wall 150 and interlocked position It is configured to include a projection for 133 and the insertion hole 151. Meanwhile, the fixed disk 130 disposed between the pair of stirring chambers A adjacent to each other in the direction of the drive shaft 160 has an arc-shaped first stirring protrusion 131 formed at an upper side and a lower side thereof, and is disposed adjacent thereto. The lower surface and the upper surface of a pair of stirring chamber A can be comprised simultaneously.

The drive shaft 160 is rotated by the drive motor, the lower end is installed in a state rotatable in the vertical direction to the base 110 is connected to the drive motor, the upper end penetrates all the plurality of stirring chamber (A) It is disposed in the guide hole 132 of the fixed disk 130 constituting the upper surface of the uppermost stirring chamber (A). A plurality of rotating disks 140 are coupled to the drive shaft 160 so as to be spaced apart by a predetermined interval, and a spacer 161 is disposed between the rotating disks 140 on the driving shaft 160 to maintain a space between the rotating disks 140. do.

The impeller 170 (Impeller) is disposed in the guide hole 132 of the fixed disk 130 constituting the upper surface of the uppermost stirring chamber (A) to be coupled to the upper end of the drive shaft 160, the wing shape of the furnace on the outer peripheral surface Many of these are formed and mixed with the air and the coating liquid provided from the cover 120 side to the stirring chamber (A) side and conveyed.

The fixing member 190 has a bolt shape and is fixed to the base 110 by penetrating through the fixing disk 130 and the ring-shaped wall 150 constituting the cover 120 and each stirring chamber (A). The fixing member 190 is preferably disposed at least three places on the outer edge of the cover 120 so that the cover 120 and the plurality of stirring chambers A are firmly fixed to the base 110 side.

In addition, the coupling surface of the fixed disk 130 and the ring-shaped wall 150, the coupling surface of the uppermost fixed disk 130 and the cover 120, and the coupling surface of the lowermost fixed disk 130 and the base 110 It is preferable that a sealing member such as an O-ring is interposed.

In the present embodiment, for example, three stirring chamber (A) has been described as an example of a laminated configuration, it will be possible to use three or more laminated configuration depending on the purpose of the coating liquid.

The cooling unit 210 is to cool the coating liquid disposed in the base 110 is stored in the receiving portion 112, the ring-shaped groove of the spaced apart from the outer peripheral surface of the receiving portion 112 in the upper surface of the base 110 A recess 211 formed in a shape to surround the accommodating part 112 and a refrigerant inlet 212 connected to one side of the passage 211 to supply a refrigerant from the outside of the base 110; It is connected to the other side of the passage 211 includes a refrigerant discharge port 213 for discharging the refrigerant in the passage 211 to the outside of the base (110).

The operation of the first embodiment of the coating liquid agitator for coating gloves described above will now be described.

4 is a cross-sectional view of the coating liquid stirring apparatus for coating gloves of the present invention, FIG. 5 is a cross-sectional view taken along the line VV ′ of FIG. 4, and FIG. 6 is a cross-sectional view taken along the line VI-VI ′ of FIG. 4.

First, as shown in FIG. 4, a plurality of stirring chambers A are laminated on the base 110, a cover 120 is disposed on the uppermost stirring chamber A, and the driving shaft 160 is disposed. In the state where the lower end of the drive shaft 160 is installed in the vertical direction, the upper end of the drive shaft 160 penetrates the center of the plurality of stirring chambers A in the vertical direction and is disposed at the lower end of the cover 120.

Looking at the installation structure of the plurality of stirring chamber (A) in detail as follows.

Stirring chamber (A) is a fixed disk 130 constituting a lower surface, a ring-shaped wall 150 disposed on the upper side of the fixed disk 130, and a rotating disk 140 that rotates in the inner space of the ring-shaped wall 150 And fixed disks 130 arranged on the upper side of the ring-shaped wall 150 to form an upper surface are sequentially stacked. The rotating disk 140 rotates with the driving shaft 160 in combination with the driving shaft 160 to penetrate the central guide hole 132 of the fixed disk 130 in the vertical direction. In particular, a plurality of arc-shaped first stirring protrusions 131 are formed on the plate surfaces of the upper and lower fixed disks 130 facing the inner space, and the first stirring of the fixed disks 130 is formed on both surfaces of the rotating disk 140. A plurality of arc-shaped second stirring protrusions 141 meshing with the protrusions 131 are formed.

The fixed disk 130 and the ring-shaped wall 150 have protrusions 133 provided on both side surfaces of the fixed disk 130 in insertion grooves 151 respectively provided on the upper and lower surfaces of the ring-shaped wall 150. The assembly position is guided while engaging.

On the other hand, as shown in the fixed disk 130 disposed between a pair of adjacent stirring chamber (A) as shown in the arc-shaped first stirring projection 131 is formed on each side, but only one side of the first stirring projection 131 It is also possible to arrange a pair of fixed disk 130 is formed.

In the guide hole 132 of the uppermost fixed disk 130, an impeller 170 coupled to the upper end of the drive shaft 160 is disposed to transfer the air and the coating liquid provided from the cover 120 side to the stirring chamber A side. In the inner transfer passage 123 of the cover 120, a stirring screw 180 is formed with a spiral groove for mixing the air and the coating liquid supplied to the air inlet 121 and the coating liquid inlet 122.

In addition, the cover 120 and the plurality of fixing disks 130 and the ring-shaped wall (150) through the bolt-type fixing member 190 through the fixing state to the base 110 in close contact with each other. The coupling surface of the ring-shaped wall 150 and the fixed disk 130, the coupling surface of the fixed disk 130 and the cover 120, and the coupling surface of the fixed disk 130 and the base 110, respectively, such as an O-ring The sealing member is disposed to prevent the air and the coating liquid from flowing out through the coupling surface between the members.

In addition, the accommodating part 112 formed at the center of the upper surface of the base 110 is disposed to communicate with the guide hole 132 of the lowermost fixed disk 130 to store the coating solution after the stirring is completed, and then the coating liquid discharge port 111 is opened. It is discharged to the outside of the base 110 through.

In particular, the upper surface of the base 110, the passage 211 is formed in the form of a ring-shaped groove surrounding the receiving portion 112 at a position spaced apart from the outer peripheral surface of the receiving portion 112, the refrigerant supply port ( The refrigerant supplied through 212 passes through the passage 211 to absorb the surrounding thermal energy and is discharged to the outside of the base 110 through the refrigerant outlet 213. (See FIG. 6)

On the other hand, the upper opening of the passage 211 is closed and closed by the lowermost fixed disk 130, the sealing member such as O-ring is disposed on both sides of the passage 211 from the upper surface of the base 110 base 110 ) To prevent the refrigerant from flowing out through the coupling surface of the fixed disk 130.

As described above, in the state in which the plurality of stirring chambers A are laminated, the air and the coating liquid supplied through the air inlet 121 and the coating liquid inlet 122 of the cover 120 are transferred to the transfer passage 123 of the cover 120. In the process of passing through the spiral groove of the stirring screw 180 disposed in the first stirring is supplied to the guide hole 132 of the uppermost fixed disk 130, by the impeller 170 disposed in the guide hole 132 It is conveyed to the stirring chamber A side by secondary stirring.

That is, since the air and the coating liquid are supplied to the stirring chamber A while being agitated by the stirring screw 180 and the impeller 170 in the process of supplying the air and the coating liquid, the micro bubble by stirring the air and the coating liquid. It is possible to minimize the number of stirring chambers (A) to form a. In more detail, when the air and the coating solution are supplied directly to the stirring chamber A without being mixed, the mixing solution and the air are mixed in the stirring chamber A, and then a process of forming a micro bubble is required. In order to obtain a desired level of mixed coating liquid, a large number of stirring chambers (A) are required, but when supplied to the stirring chamber (A) with a mixture of air and coating liquid, the microbubble immediately flows inside the stirring chamber (A). Since it is possible to form, it is possible to minimize the number of stirring chambers (A), thereby minimizing the heating of the coating liquid during the stirring process, and also reducing the capacity of the driving motor for driving the drive shaft 160. It is possible to obtain effects such as size reduction of the stirring device and increase in stirring efficiency.

Subsequently, the air and the coating liquid supplied into the stirring chamber A are fixed in the inner space of the stirring chamber A via the space between the fixed disk 130 and the rotating disk 140. In the process of moving to the guide hole 132 provided in the), it is stirred between the second stirring protrusion 141 of the rotating disk 140 to rotate in engagement with the first stirring protrusion 131 of the fixed disk 130.

More specifically, the coating liquid and the air finely by the second stirring protrusion 141 is rotated by engaging between the first stirring protrusion 131 in the process of passing through the space between the fixed disk 130 and the rotating disk 140. It is pulverized, the microbubbles are formed in the coating liquid by mixing while moving to the adjacent area through the space between the first stirring protrusion 131 disposed on the same circumference and the space between the second stirring protrusion 141 disposed on the same circumference. (See Fig. 5).

In addition, the microbubble is gradually finer and evenly distributed in the coating liquid while passing through the plurality of stirring chambers A by the stirring action as described above, and stirring in the process of moving the coating liquid downward by gravity from the cover 120 side. As such, it is possible to minimize the pressure for injecting the coating liquid and air.

As described above, the coating solution including the micro bubbles in the plurality of stirring chambers A may include the receiving portion of the base 110 through the guide hole 132 of the fixed disk 130 constituting the bottom surface of the lowermost stirring chamber A. Moving to 112 is discharged to the outside through the coating liquid discharge port 111.

In particular, the coating liquid passing through the plurality of stirring chambers (A) is gradually increased in temperature by the frictional heat generated during the stirring process. At this time, the coating liquid stored in the accommodating part 112 of the base 110 through the lowermost stirring chamber A is cooled by the cooling part 210 provided in the base 110.

More specifically, as shown in FIG. 6, the coating liquid stored in the cylindrical receiving portion 112 in the center of the upper surface of the base 110 is heated by frictional heat while stirring is performed by the plurality of stirring chambers A. At this time, the refrigerant provided from the outside of the base 110 is formed in the form of a ring-shaped groove on the upper surface of the base 110 through the refrigerant supply port 212 through the passage 211 surrounding the periphery of the receiving portion 112 In the process of being discharged through the refrigerant outlet 213 on the opposite side of the 211, the coating liquid stored in the accommodating part 112 is cooled because the surrounding heat energy is absorbed. Therefore, not only the bubbles in the coating liquid are expanded due to the temperature rise, but also resin components such as nitrile-butadiene rubber (NBR) in the coating liquid are prevented from solidifying due to the temperature rise, thereby providing a coating liquid of excellent quality. It becomes possible.

In addition, although not shown in the drawing, a separate temperature measuring unit for measuring the temperature of the coating liquid in the receiving unit 112 is provided, and the supply pressure of the refrigerant supplied to the passage 211 according to the temperature of the coating liquid obtained through the temperature measuring unit. It will be possible to maintain a constant temperature of the coating liquid stored in the receiving portion 112 by adjusting the.

The scope of the present invention is not limited to the above-described embodiments, but may be embodied in various forms of embodiments within the scope of the appended claims. Without departing from the gist of the invention claimed in the claims, it is intended that any person skilled in the art to which the present invention pertains falls within the scope of the claims described in the present invention to various extents which can be modified.

110: base, 111: coating liquid discharge port, 112: receiving portion, 120: cover,
121: air inlet, 122: coating liquid inlet, 123: transfer passage, A: stirring chamber
130: fixed disk, 131: first stirring protrusion, 132: guide hole, 133: projection,
140: rotating disk, 141: second stirring protrusion, 150: ring-shaped wall, 151: groove,
160: drive shaft, 161: spacer, 170: impeller, 180: stirring screw,
190: fixing member, 210: cooling part, 211: passage, 212: refrigerant supply port,
213: refrigerant outlet

Claims (7)

In the coating liquid stirring device for coating gloves,
A base in which a coating part is accommodated and a coating liquid discharge port communicating with the receiving part is formed;
A cover formed with an air inlet and a coating liquid inlet, the cover being disposed above the base;
A stirring chamber provided between the cover and the base;
A drive shaft installed in a vertical direction on the base such that an upper end thereof passes through the stirring chamber, and is rotated by a motor; And,
The coating liquid stirring apparatus for coating gloves comprising a; cooling portion for cooling the coating solution of the receiving portion disposed on the base. The method of claim 1,
The cooling unit coating liquid agitation apparatus for coating gloves, characterized in that it comprises a passage formed to surround the periphery of the accommodating portion, a refrigerant inlet and a refrigerant outlet connected to the passage. The method of claim 2,
The accommodating portion is formed of a cylindrical space, the cooling portion passage is coated liquid stirring apparatus for coating gloves, characterized in that consisting of a ring-shaped groove spaced from the outer peripheral surface of the cylindrical accommodating portion. The method of claim 3,
Coating solution stirring device for coating gloves, characterized in that the stirring chamber is provided with a plurality of laminated configuration. The method of claim 4, wherein
The stirring chamber includes a pair of fixed disks constituting an upper surface and a lower surface, a rotating disk fixed to the drive shaft and rotatably disposed between the pair of fixed disks, and radially opposite surfaces of the fixed disk and the rotating disk, respectively. It includes a plurality of arc-shaped first stirring projections and second stirring projections are formed to interlock so as to interlock with each other,
Coating liquid stirring device for coating gloves, characterized in that the guide hole through which the coating liquid is supplied or discharged through the center of the fixed disk. 6. The method of claim 5,
The coating liquid stirring apparatus for coating gloves, characterized in that it further comprises; an impeller for mixing and conveying the air and the coating liquid provided from the cover side toward the guide hole of the fixed disk constituting the upper surface of the stirring chamber. The method according to claim 6,
The impeller coating liquid stirring apparatus for coating gloves, characterized in that fixed to the top of the drive shaft.

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