CN216678935U - Hot air drying device - Google Patents
Hot air drying device Download PDFInfo
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- CN216678935U CN216678935U CN202123444236.9U CN202123444236U CN216678935U CN 216678935 U CN216678935 U CN 216678935U CN 202123444236 U CN202123444236 U CN 202123444236U CN 216678935 U CN216678935 U CN 216678935U
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Abstract
The utility model provides a hot air drying device which comprises a box body, wherein the top surface of the box body is provided with a circulating air pipe and an air inlet pipe, the circulating air pipe is connected with the air inlet pipe through a fan, and the top surface of the box body is provided with an exhaust fan; the box left side wall is equipped with discharge gate, feed inlet from last to down in proper order, the inside stoving mechanism that is equipped with of box. The utility model solves the problems of low efficiency, higher cost, uneven glue layer thickness and the like of the existing drying device.
Description
Technical Field
The utility model relates to the technical field of adhesive tape coating and drying devices, in particular to a hot air drying device.
Background
With the rapid development of light weight, thinness and miniaturization of electronic products, various portable electronic products almost use liquid crystal displays as display terminals, especially in video cameras, notebook computers, desktop computers, smart televisions, mobile terminals, personal digital processors, and other products.
In the process of connecting and installing various components, various adhesive tapes such as a shielding adhesive tape, a shading adhesive tape, a conductive adhesive tape and the like are generally used as preferred materials for fixing and connecting; however, in the process of manufacturing the adhesive tape, the coated adhesive layer needs to be dried to remove the excess components in the adhesive layer, thereby ensuring the performance of the adhesive tape. The existing drying device usually turns over the substrate after drying the single side of the substrate, and dries the other side again, which wastes cost; particularly, the adhesive layer on the surface of the base material is heated or receives uneven wind force, so that the adhesive layer of the adhesive tape is different in thickness, and the performance of the adhesive tape is affected.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a hot air drying device, which solves the problems of low efficiency, higher cost, uneven glue layer thickness and the like of the conventional drying device.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a hot air drying device comprises a box body, wherein a circulating air pipe and an air inlet pipe are arranged on the top surface of the box body, the circulating air pipe is connected with the air inlet pipe through a fan, and an exhaust fan is arranged on the top surface of the box body;
the box left side wall is from last to being equipped with discharge gate, feed inlet down in proper order, the inside stoving mechanism that is equipped with of box.
Preferably, stoving mechanism includes a plurality of first deflector rolls along water flat line align to grid, first deflector roll upside is equipped with the drying mechanism who is used for drying the substrate, and this drying mechanism right side is equipped with the laminating roller that can the rotation, laminating roller right side is equipped with the deflector, this deflector with the box passes through first constant voltage cylinder and connects, the laminating roller passes through motor drive.
Preferably, the guide plate is arc-shaped, and the lower end of the guide plate extends leftwards; the height of the top surface of the left end of the guide plate is the same as that of the top surface of the first guide roller.
Preferably, a second constant-pressure cylinder is arranged between the drying mechanism and the attaching roller and fixedly connected with the drying mechanism.
Preferably, one end of the second constant-pressure cylinder, which is close to the attaching roller, is fixedly connected with a separating plate.
Preferably, the drying mechanism comprises an air guide frame with a vertical section which is clockwise rotated by 90 degrees and is hollow inside, a plurality of first air outlet holes are uniformly distributed on the top surface of the inside of a U-shaped opening of the air guide frame, and a plurality of second guide rollers are uniformly distributed on the bottom surface of the inside of the U-shaped opening of the air guide frame; a plurality of second air outlet holes which are uniformly distributed are formed in the bottom surface of the air guide frame; the left end of the air guide frame is connected with the air inlet pipe through a connecting pipe.
Preferably, the first constant pressure cylinder is provided with a glue coating member.
Preferably, a splitter plate is arranged at the left end inside the air guide frame.
Preferably, a filter screen is arranged in the circulating air pipe.
Preferably, a temperature sensor is arranged inside the box body.
The utility model has the beneficial effects that:
1. set up through arc deflector, two constant voltage cylinders, laminating roller structure and accomplished upset, glue film coating, the compound from the type layer to the substrate, current drying device relatively, this application need not to take out the substrate from drying device behind stoving substrate one side glue film, puts into drying device again after the upset in, improves work efficiency.
2. The first constant pressure cylinder and the second constant pressure cylinder ensure that the pressure applied to the attaching roller by the guide plate and the separating plate is always in a constant state, and the guide plate and the separating plate can be driven to move towards the attaching roller when the thickness of the release layer on the attaching roller is reduced.
3. The technical scheme can be widely applied to the production and manufacture of shading adhesive tapes, shielding adhesive tapes and conductive adhesive tapes for connecting and fixing various electronic components, and has wide application range.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the structure of a drying apparatus in the present embodiment;
fig. 2 is a schematic structural view of the drying mechanism in the present embodiment.
Reference numerals:
101: a box body 102: circulating air duct 103: fan blower
104: an air inlet pipe 105: the exhaust fan 106: discharge port
107: feed inlet 108: base material 109: first guide roller
110: the guide plate 111: first constant pressure cylinder 112: attaching roller
113: second constant pressure cylinder 114: the drying mechanism 115: second guide roller
201: connecting pipe 202: first air outlet hole 203: flow distribution plate
204: second air outlet hole 205: air flow guiding frame
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, the practical terms of orientation such as "upper, lower, left, right" generally mean upper, lower, left, right with reference to the drawings, unless otherwise specified; "inner and outer" refer to the inner and outer relative to the profile of the components themselves.
Examples
Referring to fig. 1-2, a hot air drying device comprises a box body 101, wherein a circulating air pipe 102 and an air inlet pipe 104 are arranged on the top surface of the box body 101, the circulating air pipe 102 is connected with the air inlet pipe 104 through a fan 103, and an exhaust fan 105 is arranged on the top surface of the box body 101; in this embodiment, the fan 103 is a heat exchanger;
a discharge hole 106 and a feed hole 107 are sequentially formed in the left side wall of the box body 101 from top to bottom, and a drying mechanism is arranged inside the box body 101; the fan 103 is used for conveying hot air to the drying mechanism, and the exhaust fan 105 can be used for removing redundant air in the box body 101, so that the box body 101 has a good air circulation state; in addition, a filter screen is arranged in the circulating air pipe 102 to ensure that air entering the box body 101 is not doped with impurities; a temperature sensor is arranged in the box 101 and used for detecting the temperature in the box so as to adjust the size of hot air conveyed by the fan 103;
drying mechanism includes a plurality of first deflector rolls 109 along water flat line align to grid, first deflector roll 109 upside is equipped with the dry mechanism 114 who is used for drying substrate 108, and this dry mechanism 114 right side is equipped with laminating roller 112, laminating roller 112 right side is equipped with deflector 110, this deflector 110 with box 101 is connected through first constant voltage cylinder 111. Referring to fig. 1, the guide plate 110 has an arc shape, and a lower end of the guide plate 110 extends leftward; the top surface of the left end of the guide plate 110 is as high as the top surface of the first guide roller 109;
specifically, the substrate 108 coated with the glue layer enters from the feed inlet 107 and is conveyed by the first guide roller 109; the substrate 108 coated with the glue layer separates moisture and impurities in the glue layer through a drying mechanism 114; when the right end of the base material 108 moves to the guide plate 110, one side of the base material 108 with the adhesive layer is driven to be attached to the attaching roller 112 through the guiding of the arc-shaped guide plate 110, and the guiding of the moving direction of the base material is completed; the laminating roller 112 in this embodiment is provided with a release layer, so that the lamination of the adhesive layer and the release layer is realized.
In order to save cost and ensure that the pressure exerted on the base material by the guide plate 110 is always in a constant state, the guide plate 110 is connected with the box body 101 through a first constant pressure cylinder 111; the pressure applied by the guide plate 110 to the base material 108 can be always kept constant by the preset pressure; since the release layer is wound around the bonding roller 112, even when the thickness of the release layer on the bonding roller 112 is reduced, the first constant pressure cylinder 111 can push the guide plate 110 to move in the direction of the bonding roller 112, and the pressure applied to the substrate 108 is kept constant;
in order to solve the problem that one side of the substrate 108 needs to be dried during the process of drying the substrate, and then the other side of the substrate 108 is dried after being turned over, the following solution is adopted in the present embodiment:
referring to fig. 1 and 2, the first constant pressure cylinder 111 is provided with a glue coating member for coating a glue layer on the surface of the substrate 108; a second constant pressure cylinder 113 is arranged between the drying mechanism 114 and the bonding roller 112, and the second constant pressure cylinder 113 is fixedly connected with the drying mechanism 114; one end of the second constant pressure cylinder 113 close to the joint roller 112 is fixedly connected with a separating plate. Specifically, when the substrate 108 on the bonding roller 112 rotates to the separating plate, the substrate with the release layer can be peeled off from the bonding roller 112 under the action of the separating plate, and the substrate 108 is further guided into the drying mechanism; the base material (without the glue layer) passing through the first constant pressure cylinder 111 is coated with the glue layer on the surface of the base material 108 through the glue coating member, so that the glue layers are coated on both sides of the base material 108 entering the drying mechanism;
in addition, the free end of the separation plate in the embodiment is made of rubber, so that the release layer of the composite substrate can be peeled off on the premise of not damaging the release layer; the pressure applied to the release layer by the separation plate is ensured to be in a constant state by the second constant pressure cylinder 113.
Further, referring to fig. 2, the drying mechanism 114 includes an air guide frame 205 with a section of a U shape rotating 90 degrees clockwise and a hollow interior, the top surface of the U shape of the air guide frame 205 is provided with a plurality of first air outlet holes 202 uniformly distributed, and the bottom surface is provided with a plurality of second guide rollers 115 uniformly distributed; a plurality of second air outlet holes 204 which are uniformly distributed are formed in the bottom surface of the air guide frame 205; the left end of the air guide frame 205 is connected with the air inlet pipe 104 through a connecting pipe 201, the left end inside the air guide frame 205 is provided with a splitter plate 203, the splitter plate 203 in the embodiment is used for dividing the air flow entering the air guide frame 205, ensuring that the divided air flow can be uniformly discharged through the first air outlet hole 202 and the second air outlet hole 204, and ensuring that the wind force applied to the surface side of the adhesive layer is uniform.
When the device is implemented, the base material 108 coated with the glue layer is fed onto the first guide roller 109 of the box body 101 through the feed inlet 107, and the air is discharged from the second air outlet 204 during the conveying process of the base material, so that the moisture and the solvent in the glue layer are removed, and the drying treatment of the glue layer on one side of the base material 108 is completed; when the substrate 108 is conveyed to the right end of the air guide frame 205, the right end of the substrate 108 is guided by the arc-shaped guide plate 110 and attached to the release layer on the attaching roller 112, at this time, one side of the substrate 108, which is not coated with the adhesive layer, is coated with the adhesive layer on the surface of the substrate 108 through the adhesive coating member, under the drive of the attaching roller 112 (the attaching roller 112 is driven to rotate through a motor), one end of the substrate 108, which is provided with the adhesive layer on both sides thereof, is moved to the separating plate, the substrate 108 is conveyed to the second guide roller 115 through the stripping treatment of the separating plate, and the adhesive layer on the upper side of the substrate 108 is dried at this time; then, the base material 108 with the two side adhesive layers dried is sent out through a discharge hole 106; the discharge hole 106 in this embodiment is provided with a release layer attaching device.
Therefore, in the embodiment, the turning, glue layer coating and release layer compounding of the substrate 108 are completed through the arrangement of the arc-shaped guide plate 110, the two constant-pressure cylinders and the attaching roller structure, and compared with the existing drying device, the substrate does not need to be taken out of the drying device after the glue layer on one side of the substrate is dried, and is placed into the drying device again after being turned; in addition, the air guide frame 205 can realize the drying treatment of the adhesive layers on the two sides of the base material, the first air outlet 202 and the second air outlet 204 are both micropores, the sizes of the air flows applied to the surfaces of the adhesive layers are consistent, and the performance of the adhesive tape is guaranteed.
The above embodiments are only preferred embodiments of the present invention, and it should be understood that the above embodiments are only for assisting understanding of the method and the core idea of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalents and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a hot air drying device, includes the box, its characterized in that: the top surface of the box body is provided with a circulating air pipe and an air inlet pipe, the circulating air pipe is connected with the air inlet pipe through a fan, and the top surface of the box body is provided with an exhaust fan;
the box left side wall is from last to being equipped with discharge gate, feed inlet down in proper order, the inside stoving mechanism that is equipped with of box.
2. Drying apparatus according to claim 1, wherein: drying mechanism includes a plurality of align to grid's first deflector roll, first deflector roll upside is equipped with the drying mechanism who is used for drying the substrate, and this drying mechanism right side is equipped with the laminating roller that can the rotation, laminating roller right side is equipped with the deflector, this deflector with the box is connected through first constant voltage cylinder, the laminating roller passes through motor drive.
3. Drying apparatus according to claim 2, wherein: the guide plate is arc-shaped, and the lower end of the guide plate extends leftwards; the height of the top surface of the left end of the guide plate is the same as that of the top surface of the first guide roller.
4. Drying apparatus according to claim 3, wherein: and a second constant-pressure cylinder is arranged between the drying mechanism and the laminating roller and is fixedly connected with the drying mechanism.
5. Drying apparatus according to claim 4, in which: and one end of the second constant-pressure cylinder, which is close to the laminating roller, is fixedly connected with a separating plate.
6. Drying apparatus according to claim 4, in which: the drying mechanism comprises an air guide frame with a U-shaped section which rotates 90 degrees clockwise and a hollow interior, a plurality of first air outlet holes which are uniformly distributed are formed in the top surface of the interior of a U-shaped opening of the air guide frame, and a plurality of second guide rollers which are uniformly distributed are formed in the bottom surface of the interior of the U-shaped opening of the air guide frame; the bottom surface of the air guide frame is provided with a plurality of second air outlet holes which are uniformly distributed; the left end of the air guide frame is connected with the air inlet pipe through a connecting pipe.
7. Drying apparatus according to claim 2, wherein: and the first constant-pressure cylinder is provided with a glue coating piece.
8. Drying apparatus according to claim 6, wherein: and a splitter plate is arranged at the left end inside the air guide frame.
9. Drying apparatus according to claim 1, wherein: and a filter screen is arranged in the circulating air pipe.
10. Drying apparatus according to claim 1, wherein: and a temperature sensor is arranged in the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123444236.9U CN216678935U (en) | 2021-12-30 | 2021-12-30 | Hot air drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123444236.9U CN216678935U (en) | 2021-12-30 | 2021-12-30 | Hot air drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216678935U true CN216678935U (en) | 2022-06-07 |
Family
ID=81816027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123444236.9U Active CN216678935U (en) | 2021-12-30 | 2021-12-30 | Hot air drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216678935U (en) |
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2021
- 2021-12-30 CN CN202123444236.9U patent/CN216678935U/en active Active
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