KR20170024447A - Film drying apparatus and film manufacturing system comprising the same - Google Patents

Film drying apparatus and film manufacturing system comprising the same Download PDF

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Publication number
KR20170024447A
KR20170024447A KR1020150119733A KR20150119733A KR20170024447A KR 20170024447 A KR20170024447 A KR 20170024447A KR 1020150119733 A KR1020150119733 A KR 1020150119733A KR 20150119733 A KR20150119733 A KR 20150119733A KR 20170024447 A KR20170024447 A KR 20170024447A
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South Korea
Prior art keywords
film
dry air
drying apparatus
opening
housing
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KR1020150119733A
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Korean (ko)
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KR102009433B1 (en
Inventor
전재형
박덕우
박진용
박원찬
송영국
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주식회사 엘지화학
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Priority to KR1020150119733A priority Critical patent/KR102009433B1/en
Publication of KR20170024447A publication Critical patent/KR20170024447A/en
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Publication of KR102009433B1 publication Critical patent/KR102009433B1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
    • F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
    • F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
    • F26B15/18—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1303—Apparatus specially adapted to the manufacture of LCDs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

According to an embodiment of the present invention, a film drying apparatus comprises: a drying apparatus main body supplying dry air in a vertical direction with respect to a film transfer direction; and a spray unit connected to the drying apparatus main body and spraying dry air to the film. The spray unit comprises: a housing arranged to be long in a vertical direction with respect to the film transfer direction on one side of the film and having a spray opening for spraying dry air toward the film; a receiving chamber formed in the housing in a longitudinal direction of the housing and having one end portion connected to the drying apparatus main body to receive the dry air supplied from the drying apparatus main body; and a rectifying plate for partitioning the receiving chamber and the spray opening and distributing the dry air evenly in the receiving chamber.

Description

TECHNICAL FIELD [0001] The present invention relates to a film drying apparatus and a film manufacturing system including the film drying apparatus.

The present invention relates to a film drying apparatus and a film production system including the same, and more particularly, to a film drying apparatus for drying a solvent applied to a film and a film production system including the same.

Optical films such as a polarizing plate, a semi-glare (SG) film and the like, which are applied to a liquid crystal display panel (LCD) and the like, are main optical components providing transmitted light necessary for image formation.

Such a film is mainly composed of a solvent, a polymer, and fine particles, and the characteristics of the film depend on the structure and surface shape of the fine particles. In particular, since the characteristics of the film may vary depending on changes in drying conditions and drying rates, the step of drying the film is an essential step in the film production system.

In general, the film drying process has been carried out by conveying the film using the conveying means, and drying the film by supplying dry air through the film drying apparatus in the process of conveying the film.

Such a conventional film drying apparatus is connected to the drying apparatus main body and the drying apparatus main body which are separated from the transported film leftward or rightward and supply dry air in a direction perpendicular to the transport direction of the film, And a spraying unit arranged in a direction perpendicular to the conveying direction of the film on the upper side of the film for spraying the dry air supplied from the drying apparatus body toward the film to be conveyed.

However, in the conventional film drying apparatus, the flow of dry air in the spraying unit becomes uneven due to the inertia force in the direction in which dry air is supplied from the drying apparatus main body, and the dry air is not evenly distributed in the spraying unit, There is a problem that it is sprayed unevenly.

Accordingly, in the conventional film drying apparatus, the dry air to be sprayed is not uniformly sprayed onto the surface of the film, thereby deteriorating the quality of the dried film.

Accordingly, an object of the present invention is to provide a film drying apparatus capable of uniformly spraying dry air onto a film, and a film manufacturing system including the same.

Means for Solving the Problems To achieve the above object, the present invention provides a drying apparatus comprising: a drying apparatus main body for supplying dry air in a direction perpendicular to a feeding direction of a film; And a spraying unit connected to the drying apparatus main body and spraying the dry air with the film, wherein the spraying unit is configured to spray the dry air in a direction perpendicular to the transport direction of the film from one side of the film, A housing having a spray opening for spraying the dry air toward the film; An accommodating chamber formed in the housing along the longitudinal direction of the housing, the accommodating chamber having one end communicating with the drying apparatus main body and receiving the dry air supplied from the drying apparatus main body; And a rectifying plate for partitioning the accommodating chamber and the jetting opening and distributing the dry air evenly in the accommodating chamber.

The injection unit may include an injection guide member disposed between the rectifying plate and the injection opening and guiding the flow of the dry air toward the injection opening.

The spray opening may be formed on one side of the housing facing the transport direction of the film so as to spray the dry air in a direction facing the transport direction of the film, have.

The injection opening may be inclined downwardly of the housing.

The rectifying plate may be provided with a plurality of through holes to allow the dry air in the accommodating chamber to be discharged toward the injection opening side.

The jet guide member may be provided with a plurality of guide holes so that the dry air can be discharged toward the jet opening.

Each of the plurality of guide holes may have a rectangular shape, and a mesh structure may be formed on the injection guide member.

Wherein the injection guide member includes: a rectangular frame frame disposed between the rectifying plate and the injection opening along a longitudinal direction of the housing; A plurality of horizontal frames connecting between two opposite edges of the frame in the left and right direction and spaced from each other by a predetermined distance in the vertical direction of the frame; And a plurality of vertical frames each of which is in contact with the plurality of horizontal frames and connects between two vertices facing each other in the vertical direction of the frame and spaced apart from each other by a predetermined distance from each other in the horizontal direction of the frame, .

The width of the border frame may be at least 30 mm.

The spray unit may include a direction adjusting tilt provided in the spray opening to adjust the direction of the dry air to be sprayed.

The direction adjusting tilt may be vertically rotatable within the injection opening.

Wherein the direction adjusting tilt includes: a tilt supporting portion fixedly mounted on an inner wall of the ejecting opening; And at least one tilt adjusting unit mounted on the tilt support unit so as to be vertically rotatable.

The plurality of tilt adjusting portions may be disposed at a predetermined distance from each other along the vertical direction of the injection opening.

And, the present invention provides a film production system comprising a film drying system according to the above-described embodiments as a film production system.

According to various embodiments as described above, it is possible to provide a film drying apparatus capable of uniformly spraying dry air onto a film, and a film manufacturing system including the same.

Accordingly, in this embodiment, the drying quality of the film during the drying process of the film can be remarkably improved, and the final product quality of the produced film can be remarkably improved.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate preferred embodiments of the invention and, together with the description of the invention given below, serve to further the understanding of the technical idea of the invention. And should not be construed as limiting.
1 is a view for explaining a film production system according to an embodiment of the present invention.
Fig. 2 is an exploded perspective view of the injection unit of the film drying apparatus of the film production system of Fig. 1; Fig.
3 is a plan view of a rectifying plate of the injection unit of FIG.
Fig. 4 is a perspective view of the jetting guide member of the jetting unit of Fig. 2;
Fig. 5 is an enlarged view of part A of the injection guide member of Fig. 4;
Fig. 6 is a plan sectional view of the injection unit of Fig. 2;
FIG. 7 is a side sectional view of the injection unit of FIG. 2; FIG.
Figs. 8 to 10 are views for explaining the operation of the spraying unit of the film drying apparatus of Fig. 2. Fig.

The present invention will become more apparent by describing in detail preferred embodiments of the present invention with reference to the accompanying drawings. It is to be understood that the embodiments described herein are illustrated by way of example for purposes of clarity of understanding and that the present invention may be embodied with various modifications and alterations. Also, for ease of understanding of the invention, the appended drawings are not drawn to scale, but the dimensions of some of the components may be exaggerated.

1 is a view for explaining a film production system according to an embodiment of the present invention.

1, the film manufacturing system 1 is a system for producing an optical film such as a polarizing plate or a semi-glare film to be applied, such as a liquid crystal display panel (LCD) . ≪ / RTI >

To this end, the film production system 1 may include a film transfer apparatus 5 and a film drying apparatus 10. [

The film transfer device 5 can transfer the film F coated with the solvent in one direction. The film transfer device 5 may include a transfer roller 5 to transfer the film F in one direction through the rotation of the transfer roller 5.

The film drying apparatus 10 is for drying the film F coated with the solvent, and may include a drying apparatus main body 100 and a spraying unit 200.

The drying apparatus main body 100 accommodates various components constituting the film drying apparatus 10 and may be disposed apart from the film F in the lateral direction (X-axis direction) of the transferred film F have. The drying apparatus main body 100 may include a dry air supply unit 150.

The dry air supply unit 150 supplies the dry air G to the spray unit 200 to be described later. The dry air supply unit 150 supplies the dry air G to the spray unit 200 in a direction perpendicular to the transport direction (-Y axis direction) ), That is, the dry air (G) in the transverse direction (X-axis direction) of the preceding film (F). The dry air supply unit 150 may include a fan unit 150 for supplying the dry air G.

The dry air G can be jetted from the dry air supply unit 150 to the film F to be transported. The spraying unit 200 may be disposed on one side of the film F to be transferred, specifically, on the upper side of the film F to be transferred. The spraying unit 200 may be connected to the drying device body 100, The dry air G supplied from the dry air supply unit 150 can be jetted toward the film F to be transported.

Hereinafter, the injection unit 200 will be described in more detail with reference to the drawings.

Fig. 2 is an exploded perspective view of the injection unit of the film drying apparatus of the film production system of Fig. 1, Fig. 3 is a plan view of the rectification plate of the injection unit of Fig. 2, Fig. 4 is a perspective view of the injection guide member of the injection unit of Fig. Fig. 5 is an enlarged view of part A of the injection guide member of Fig. 4, Fig. 6 is a plan sectional view of the injection unit of Fig. 2, and Fig. 7 is a side sectional view of the injection unit of Fig.

2 through 7, the injection unit 200 includes a housing 210, an accommodation chamber 220, a flow plate 230, a guide vane 240, an injection guide member 250, (260).

The housing 210 is disposed in a direction perpendicular to the conveying direction (-Y-axis direction) of the film F (X-axis direction) with respect to one side of the film F, specifically, That is, in the transverse direction (X-axis direction) of the film (F). In other words, the housing 210 may be disposed on the upper side of the film F while covering the upper side of the film F to be transported.

The housing 210 may include an injection opening 212 and a connection opening 215.

The injection opening 212 is for spraying the drying air G toward the film F and is formed in a direction opposite to the transport direction (-Y axis direction) of the film F (+ Y axis direction) And may be provided on one side of the housing 210 facing the transport direction (-Y axis direction) of the film so as to spray the dry air G.

The injection opening 210 is elongated along the longitudinal direction of the housing 210 so as to inject the injection air G in the forward direction (+ Y axis direction) of the housing 210. In addition, the injection opening 210 may be inclined downward (-Z-axis direction) of the housing 210 for smooth injection to the film F side.

The connection opening 215 may be formed on one side of the housing 210 facing the drying air supply unit 150 of the drying apparatus main body 100 (see FIG. 1). The dry air G supplied from the dry air supply unit 150 through the connection opening 215 can be guided into the accommodating chamber 220 provided in the housing 210 to be described later.

The accommodating chamber 220 accommodates the dry air G supplied from the dry air supply unit 150 of the drying apparatus main body 100 and includes a length of the housing 210 in the housing 210, And the accommodation space C can be formed along the direction (X-axis direction). One end of the accommodating chamber 220 may communicate with the drying apparatus main body 100 through the connection opening 215 to receive the drying air G from the drying air supplying unit 150.

The rectifying plate 230 is provided in the housing 210 to uniformly distribute the dry air G in the accommodating chamber 220 to partition the accommodating chamber 220 and the injection opening 212 .

The rectifying plate 230 may be formed in an elongated plate shape and may separate the accommodating space C of the accommodating chamber 220 from the injection opening 215. The dry air G introduced into the accommodating space C of the accommodating chamber 220 is supplied to the drying air supply unit 150 of the drying apparatus main body 100 in accordance with the inertial force in the direction And can flow toward the injection opening 215 side while being unevenly distributed in the accommodation space C. However, in this embodiment, the rectifying plate 230 partitioning the accommodating chamber 220 and the ejection opening 215 raises the differential pressure so that the dry air G does not directly escape from the accommodating chamber 220 And can be guided to be evenly distributed in the accommodating space (C) of the accommodating chamber (220). Accordingly, the drying air G can be uniformly distributed in the accommodation space C of the accommodating chamber 220 and then flow toward the injection opening 212 side.

In addition, a plurality of through holes 232 may be formed in the rectifying plate 230. The plurality of through holes 232 can direct the dry air G aligned in the accommodating space C of the accommodating chamber 220 toward the injection opening 212 side.

On the other hand, the plurality of through holes 230 may have a size and an arrangement such that the dry air G in the receiving space C of the receiving chamber 220 can be evenly distributed. In the present embodiment, the plurality of through holes 230 have a diameter D1 of approximately 6 mm, a separation distance D2 of approximately 40 mm in the horizontal direction (X-axis direction), and a vertical distance (Z- Lt; RTI ID = 0.0 > 21mm. ≪ / RTI > It is only exemplary and it is also possible to have other diameters and arrangements that allow the dry air G to be evenly distributed in the receiving space C in the receiving chamber 220 according to the design. Accordingly, the dry air G exiting the plurality of through holes 230 can be uniformly injected to the outside of the injection opening 212.

The guide vane 240 guides the direction of the drying air G flowing in the longitudinal direction (X-axis direction) of the accommodating chamber 220 from the drying air supply unit 150 of the drying apparatus main body 100, (+ Y-axis direction) perpendicular to the longitudinal direction (X-axis direction) of the chamber 220 in the direction of the injection opening 212.

The guide vanes 240 may be provided in the accommodating chamber 220 such that the guide vanes 240 are spaced apart from each other along the longitudinal direction of the accommodating chamber 220 Can be arranged at a distance.

The injection guide member 250 may be disposed along the longitudinal direction (X axis direction) of the housing 210 between the rectifying plate 230 and the injection opening 212, The flow of the dry air (G) can be guided.

Here, the injection guide member 250 may be spaced a predetermined distance L 1 from the rectifying plate 230 in the forward direction (+ Y-axis direction) of the housing 210. In the present embodiment, the predetermined distance L1 may be 10 mm. A predetermined space S may be provided between the jetting guide member 250 and the rectifying plate 230 through the spacing. The predetermined space S may be aligned and uniformly distributed in the accommodation space C of the accommodating chamber 220 and then the dry air G escaped from the rectifying plate 230 may be secondarily aligned . Accordingly, the dry air G can be evenly distributed in the predetermined space S before passing through the jet guide member 250, and can be further uniformly injected through the jet opening 212 have.

The jetting guide member 250 may have a width L2 of a predetermined length or more so as to smoothly guide the drying air G toward the jetting opening 212 side. In consideration of this, the width L2 of the jet guide member 250 may be at least 30 mm. In this embodiment, the width L2 of the injection guide member 250 may be 50 mm in consideration of the volume occupied in the housing 210 and the like.

A plurality of guide holes 252 may be formed in the injection guide member 250 to allow the drying air G discharged from the rectifying plate 230 to be discharged to the injection opening 212 side. Each of the plurality of through holes 252 may have a rectangular shape, and a mesh structure may be formed on the injection guide member 250. It is to be understood that the present invention is not limited thereto and other shapes and structures can be employed as long as the dry air G can be easily discharged.

The injection guide member 250 may include a rim frame 254, a horizontal frame 256, and a vertical frame 258.

The rim frame 254 forms the rim of the injection guide member 250 and may be disposed between the rectifying plate 230 and the injection opening 212 along the longitudinal direction of the housing 210. The width W1 of the rim frame 254 may be equal to the width L2 of the injection guide member 250. The frame frame 254 may have a width W1 of at least 30 mm equal to the width L2 of the jetting guide member 250 and the volume occupied in the housing 210 may be taken into account And a width W1 of 50 mm.

The horizontal frame 256 connects two opposite edges of the edge frame 254 in the left and right direction and may be disposed at a predetermined distance from the edge frame 254 in the vertical direction.

The vertical frame 258 connects two opposite edges of the edge frame 254 in the vertical direction and may be disposed at a predetermined distance from the edge frame 254 in the left and right direction.

Here, the vertical frame 258 may be disposed so as to be in contact with the plurality of horizontal frames 256, respectively. Accordingly, the plurality of horizontal frames 256 and the plurality of vertical frames 258 are arranged in the forward and backward directions in the frame frame 254 to form a plurality of guide holes 252, Can be implemented. The plurality of horizontal frames 256 and the plurality of vertical frames 258 are in contact with each other through the forward and backward directions instead of being fitted or coupled with each other. The mesh structure can be formed more easily and easily.

The plurality of vertical frames 258 and the plurality of horizontal frames 256 may be provided so as not to protrude in the forward and backward directions of the frame frame 254 while being in contact with each other. That is, the sum of the width W2 of the plurality of horizontal frames 256 and the width W3 of the plurality of vertical frames 258 is not greater than the sum of the width W1 of the frame frame 254 . The width W1 of the frame frame 254 is 50 mm and the width W2 of the plurality of horizontal frames 256 and the width W3 of the plurality of vertical frames 258 are 25 mm. The width W2 of the plurality of horizontal frames 256 and the width W3 of the plurality of vertical frames 258 are not limited to the width W1 of the frame frame 254 It is also possible that they are formed to have different widths.

The direction adjusting tilt 260 is for adjusting the direction of the dry air G injected to the outside of the injection opening 212 and may be provided in the injection opening 212.

The direction adjusting tilt 260 may be rotatably mounted in the ejecting opening 212 in the vertical direction (Z-axis direction), and may include a tilt support portion 262 and a tilt adjusting portion 265 .

The tilt support part 262 may be fixedly mounted on the inner wall of the injection opening part 212 and may be mounted on both inner walls of the injection opening part 212.

The tilt adjuster 265 may be mounted on the tilt support 262 so as to be vertically rotatable. The plurality of tilt adjusting units 265 may be spaced apart from each other by a predetermined distance along the vertical direction (Z-axis direction) of the jetting opening 212 .

Hereinafter, the operation of the injection unit 200 of the film dryer 10 will be described in detail.

Figs. 8 to 10 are views for explaining the operation of the spraying unit of the film drying apparatus of Fig. 2. Fig.

8 and 9, the spray unit 200 of the film drying apparatus 10 receives the dry air G from the dry air supply unit 150 of the drying apparatus main body 100 have.

The dry air G can be introduced into the accommodation space C of the accommodation chamber 220 in the housing 210 through the connection opening 215 of the housing 210 of the injection unit 200 have. The rectifying plate 230 separating the accommodating space C of the accommodating chamber 220 increases the differential pressure in the accommodating space C to uniformly distribute the dry air G in the accommodating space C, Can be induced to spread.

Then, the drying air G may escape from the rectifying plate 230. At this time, the flow of the dry air G can be more easily switched in the forward direction (+ Y axis direction) of the injection unit 200 through the plurality of guide vanes 240.

The drying air G that has passed through the rectifying plate 230 can be further uniformly distributed in a predetermined space S between the rectifying plate 230 and the jetting guide member 250, It is possible to uniformly flow toward the injection opening 212 side through the member 250.

The drying air G that has passed through the jet guide member 250 is uniformly sprayed toward the film F to be transported through the jet opening 212 via the direction adjusting tilt 260 .

The film drying apparatus 10 according to the present embodiment is capable of controlling the differential pressure of the accommodating space C in the accommodating chamber 220 through the rectifying plate 230, The film F can be uniformly sprayed. That is, the drying apparatus 10 according to the present embodiment can make the flow of the dry air G ejected from the ejection unit 200 uniform.

10, when the film F is dried, the injection unit 200 blows the dry air (air) from the injection opening 212 in consideration of the type of solvent applied to the film F, various drying conditions, It is possible to appropriately adjust the spraying angle of the gaseous fuel G.

For this purpose, the tilt adjusting unit 265 of the direction adjusting tilt unit 260 can be rotated in the vertical direction (Z-axis direction) from the tilt supporting unit 262. Accordingly, the dry air (G) injected in the forward direction (+ Y axis direction) of the injection unit 200 through the injection opening part 212 is injected at various angles in the vertical direction of the injection opening part 212 .

Therefore, the film manufacturing system 1 according to the present embodiment can remarkably improve the drying quality of the film (F) during the drying process and further improve the final product quality of the produced film (F) .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limiting the scope of the invention as defined by the appended claims. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention.

1: Film production system 5: Film transfer device
10: Film drying apparatus 100: Drying apparatus main body
150: dry air supply unit 200: injection unit
210: housing 212: injection opening
215: connection opening 220: accommodating chamber
230: rectification plate 232: multiple apertures
240: guide vane 250: injection guide member
252: a plurality of guide holes 254:
256: Horizontal frame 258: Vertical frame
260: direction adjustment tilt 262: tilt support
265:

Claims (14)

A drying apparatus body for supplying dry air in a direction perpendicular to the transport direction of the film; And a spray unit connected to the drying apparatus main body and spraying the dry air with the film,
Wherein the injection unit comprises:
A housing disposed at one side of the film in a direction perpendicular to the transport direction of the film and having a jet opening for jetting the dry air toward the film;
An accommodating chamber formed in the housing along the longitudinal direction of the housing, the accommodating chamber having one end communicating with the drying apparatus main body and receiving the dry air supplied from the drying apparatus main body; And
And a rectifying plate partitioning the accommodating chamber and the jetting opening and distributing the dry air evenly in the accommodating chamber. The method according to claim 1,
Wherein the injection unit comprises:
And a jet guide member disposed between the rectifying plate and the jetting opening to guide the flow of the drying air toward the jetting opening side. The method according to claim 1,
The injection opening
Wherein the film is provided at one side of the housing facing the transport direction of the film so as to spray the dry air in a direction facing the transport direction of the film and is formed to be long along the length direction of the housing. Device. The method of claim 3,
Wherein the spray opening is formed to be inclined downward of the housing. The method according to claim 1,
Wherein the rectifying plate is provided with a plurality of through holes so that the dry air in the accommodating chamber can be discharged to the injection opening side. 3. The method of claim 2,
Wherein the jet guide member is provided with a plurality of guide holes so as to allow the dry air to be discharged toward the jet opening. The method according to claim 6,
Wherein each of the plurality of guide holes has a rectangular shape and forms a mesh structure on the spray guide member. 8. The method of claim 7,
The injection guide member
A rectangular frame frame disposed between the rectifying plate and the jetting opening along the longitudinal direction of the housing;
A plurality of horizontal frames connecting between two opposite edges of the frame in the left and right direction and spaced from each other by a predetermined distance in the vertical direction of the frame; And
And a plurality of vertical frames each of which is in contact with the plurality of horizontal frames and connects between two vertices of the vertex of the vertex and spaced apart from each other by a predetermined distance from each other in the horizontal direction of the vertex Characterized in that the film drying apparatus comprises: 9. The method of claim 8,
Wherein the frame frame has a width of at least 30 mm. The method according to claim 1,
Wherein the injection unit comprises:
And a direction adjusting tilt provided in the jetting opening to adjust the direction of the dry air to be jetted. 11. The method of claim 10,
Wherein the direction adjusting tilt is provided so as to be vertically rotatable in the jetting opening. 12. The method of claim 11,
The direction-
A tilt support fixedly mounted on an inner wall of the injection opening; And
And at least one tilt adjustment unit mounted on the tilt support unit so as to be vertically rotatable. 13. The method of claim 12,
The plurality of tilt adjusting units are provided,
Wherein the plurality of tilt adjusting portions are spaced apart from each other by a predetermined distance along a vertical direction of the ejection opening. A film manufacturing system, comprising: a film drying apparatus according to claim 1.
KR1020150119733A 2015-08-25 2015-08-25 Film drying apparatus and film manufacturing system comprising the same KR102009433B1 (en)

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KR102009433B1 KR102009433B1 (en) 2019-08-12

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109959246A (en) * 2017-12-22 2019-07-02 巨石集团有限公司 A kind of modularization oven structure
KR102373519B1 (en) * 2020-09-15 2022-03-10 최성출 Apparatus for the fast the freezer

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