CN116804511A - Three-dimensional drying room without circulating bracket - Google Patents

Abstract

The application provides a three-dimensional drying room without a circulating bracket, which comprises a rack, wherein a feeding device, a discharging device, a lifting system and a heating and drying system are arranged on the rack, and the feeding device is used for placing an integrated plate to be dried and conveying the integrated plate to a material taking position; the discharging device is used for receiving the dried integrated plate and outputting the integrated plate; the lifting system is movably arranged on the frame and can convey the integrated plate from the feeding device to the discharging device; the heating and drying system heats the outside air to form hot air, and the hot air heats and dries the coating on the integrated plate. Specifically, the integrated plate realizes the circulating continuous work of the integrated plate through the feeding device, the discharging device and the lifting system, so that the labor cost can be reduced, the automation degree is improved, and the production efficiency and the economic benefit of a company are improved; the integral plate can ensure the uniformity of paint drying on the one hand and greatly improve the efficiency of paint spraying and drying on the other hand through the heating and drying system.

Description

Three-dimensional drying room without circulating bracket

Technical Field

The application relates to a three-dimensional drying room without a circulating bracket.

Background

After the integrated plates are processed in batches, the outer surfaces of the integrated plates are required to be sprayed with paint so as to improve the attractiveness and the surface capacity of the integrated plates, the integrated plates are required to be placed for a period of time after being sprayed with paint, and the integrated plates can be subjected to subsequent processing procedures after being completely dried after being sprayed with paint, but the existing integrated plates are mostly dried by adopting natural airing or adopting a drying device; the existence of the integrated plate is naturally aired: 1. the drying time is long, so that the production and processing efficiency of the integrated plate is low, and the sprayed paint integrated plate dried under natural conditions is adhered with dust after being sprayed due to the influence of the operation environment, so that the attractiveness of the integrated plate is not facilitated; adopt drying device stoving intergral template point to exist: 1. the heat is easy to dissipate, and a large amount of hot air flows out, so that the external equipment and human body are easily damaged; 2. the existing drying device is not compact in structure, continuous circulation operation cannot be realized in the drying process, and therefore heat efficiency is low, and drying efficiency is low; 3. the existing drying device needs to dry one surface of the integrated plate when in actual use, after the drying is finished, the integrated plate is turned over to achieve the drying work of the other surface, the actual operation of the mode is complex, and the workload is large.

The Chinese patent document No. CN211989371U in 2020 discloses a mechanical paint spraying device with quick drying, which specifically comprises a bottom plate, wherein the top of the bottom plate is fixedly provided with a box body through supporting legs, and the inside of the box body is sequentially divided into a spraying cavity, a first drying cavity and a second drying cavity from right to left through a partition plate; the top of the box body is penetrated with a material injection pipe extending to the inside of the spraying cavity, and one end of the material injection pipe positioned in the spraying cavity is communicated with a spraying structure. Through the combined use of spraying chamber, first stoving chamber, second stoving chamber, notes material pipe, spraying structure, can be in time carry out the stoving after the spray paint. However, the structure still has the advantages that heat is easy to dissipate, and the other side of the wood board can not be dried simultaneously.

Therefore, further improvements are needed.

Disclosure of Invention

The application aims to provide a three-dimensional drying room without a circulating bracket, which overcomes the defects in the prior art, has high heat efficiency and drying efficiency, automatically feeds and discharges materials, reduces the labor intensity and can realize continuous circulating operation.

The three-dimensional drying room without the circulating bracket comprises a rack, wherein a feeding device is arranged on the rack, and is used for placing an integrated plate to be dried and conveying the integrated plate to a material taking position;

the discharging device is used for receiving the dried integrated plate and outputting the integrated plate;

the lifting system is movably arranged on the rack and can convey the integrated plate from the feeding device to the discharging device;

a heating and drying system; the heating and drying system heats the outside air to form hot air, and the hot air heats and dries the coating on the integrated plate.

The heating and drying system comprises a combustion chamber, a partition plate, a heat-conducting pipe, an axial flow fan and a first driving motor for driving the axial flow fan to rotate are arranged in the combustion chamber, an inner space of the combustion chamber is divided into a heat exchange chamber and a heat dissipation chamber which are communicated by the partition plate, the heat-conducting pipe is arranged in the heat exchange chamber, the axial flow fan is arranged in the heat dissipation chamber, air in the heat exchange chamber is heated by the heat-conducting pipe to form hot air, and the axial flow fan can drive the hot air in the heat exchange chamber to enter the heat dissipation chamber when rotating.

The heating and drying system further comprises an air inlet assembly communicated with the heat exchange chamber and an air outlet assembly communicated with the heat dissipation chamber, wherein the air inlet assembly comprises a main air return duct pipe, two groups of first air guide channels and an air inlet mask which are mutually communicated, and the two groups of first air guide channels and the air inlet mask are respectively and correspondingly arranged on two opposite sides of the main air return duct pipe; the air outlet assembly comprises two groups of second air guide channels and an air outlet mask which are mutually communicated, and the two groups of second air guide channels and the air outlet mask are respectively and correspondingly arranged on two opposite sides of the heat dissipation chamber.

The heating and drying system further comprises an air convection device, the air convection device comprises a first exhaust fan and a second exhaust fan, the first exhaust fan and the second exhaust fan are at least provided with two groups, the first exhaust fan and the second exhaust fan are respectively arranged on one side of the rack, the first exhaust fan corresponds to the air inlet mask, the second exhaust fan corresponds to the air outlet mask, external air enters the air inlet mask and the first air guide channel under the action of the first exhaust fan and enters the heat exchange chamber through the diversion of the main return air duct, and hot air in the heat dissipation chamber enters the second air guide channel through the diversion of the second exhaust fan under the action of the axial flow fan and is discharged from the air outlet mask.

The air convection device further comprises a third exhaust fan, at least two groups of the third exhaust fans are arranged on the other side of the frame at intervals respectively, and hot air discharged by the air outlet cover passes through the third exhaust fan to form convection in the frame so as to heat and dry the coating on the integrated plate.

The heating and drying system further comprises an adjusting mechanism, wherein the adjusting mechanism is arranged outside the combustion chamber and connected with one end of the heat conducting pipe, and the adjusting mechanism is used for adjusting the heating temperature of the heat conducting pipe.

The lifting system comprises a bracket, lifting driving components, a first lifting transmission component and a second lifting transmission component, wherein the lifting driving components comprise lifting driving components, reduction boxes and a third transmission shaft, the lifting driving components are connected with a first connecting end of the reduction boxes, a second connecting end of the reduction boxes is connected with the first lifting transmission component, a third connecting end of the reduction boxes is connected with the second lifting transmission component, at least two reduction boxes are arranged, at least two reduction boxes are connected through the third transmission shaft, one reduction box is driven to rotate when the lifting driving components drive the other reduction box to rotate through the third transmission shaft, so that at least two reduction boxes synchronously rotate, and the first lifting transmission component and the second lifting transmission component rotate to realize lifting and descending movements of the bracket.

The bracket comprises a first bracket and a second bracket, the first lifting transmission assembly comprises a first transmission shaft, a first sprocket, a second sprocket and a transmission gear, the first transmission shaft is connected with a second connecting end of the reduction gearbox, the first sprocket and the transmission gear are respectively arranged on the first transmission shaft, the second sprocket is arranged at the bottom of the frame, the first sprocket and the second sprocket are connected through chain meshing transmission, the first bracket is fixedly connected with the chain, the second lifting transmission assembly comprises a second transmission shaft, a third sprocket, a fourth sprocket and a driven gear, the second transmission shaft is connected with a third connecting end of the reduction gearbox, the driven gear is arranged on the second transmission shaft and meshed with the transmission gear, the third sprocket is arranged on the second transmission shaft, the fourth sprocket is arranged at the bottom of the frame, the third sprocket is connected with the fourth sprocket through chain meshing transmission, the second bracket is fixedly connected with the chain, the lifting drive piece drives the reduction gearbox to rotate, the first transmission gear is driven by the first lifting transmission shaft to rotate along the first rotation direction, and the second lifting transmission shaft is driven by the first bracket to rotate along the first rotation direction.

The lifting system further comprises a pushing device, a first travel switch is arranged at the top of the frame and used for acquiring a first movement signal of the integrated plate moving to the top of the frame through the lifting system, the pushing device comprises a second driving motor, a driving sprocket shaft and a driven sprocket shaft, the second driving motor is connected with the driving sprocket shaft, a first driving sprocket is arranged on the driving sprocket shaft, a first driven sprocket is arranged on the driven sprocket shaft and is in meshed transmission connection with the first driven sprocket through a chain, a fixing seat is arranged on the chain and is provided with a pushing block, when the integrated plate contacts the first travel switch, the driving sprocket shaft is driven to rotate by the second driving motor, the driving sprocket shaft drives the driven sprocket shaft to rotate through the chain, and the pushing block moves along with the chain so as to realize pushing the integrated plate to move towards the lower position of the lifting system.

The feeding device and the discharging device respectively comprise a conveying frame, a conveying roller, a third driving motor, a second driving sprocket, a second driven sprocket, a transmission belt and a fourth transmission shaft, wherein the conveying roller is provided with a plurality of transmission belts and is rotatably arranged on the conveying frame, the conveying roller is connected with the fourth transmission shaft in a 8-shaped manner through the transmission belt, the second driven sprocket is fixedly arranged on the fourth transmission shaft, the third driving motor is fixedly arranged on the conveying frame, the second driving sprocket is fixedly connected to an output shaft of the third driving motor, the second driving sprocket is in meshed transmission connection with the second driven sprocket through a chain, the second driving sprocket on the output shaft is driven to rotate when the third driving motor rotates, the second driven sprocket drives the fourth transmission shaft to rotate, and the fourth transmission shaft drives the conveying roller to rotate on the frame through the transmission belt; the conveying rack is provided with a second travel switch, and the second travel switch is used for acquiring a second movement signal from the integrated plate to the bottom end of the conveying rack through the lifting system.

Compared with the prior art, the three-dimensional drying room without the circulating bracket has the following advantages:

1. the integrated plate realizes the circulating continuous work of the integrated plate through the feeding device, the discharging device and the lifting system, and has the advantages of reducing the labor cost, improving the automation degree, and improving the production efficiency and the economic benefit of companies;

2. the integrated plate can ensure the uniformity of paint drying through the heating and drying system, and greatly improves the efficiency of paint spraying and drying;

3. and the lifting system only needs one lifting driving piece, and synchronously drives the first lifting transmission component for lifting the integrated plate and the second lifting transmission component for lifting the integrated plate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of an integrated board placed on a feeding device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an integrated board ascending through a lifting system according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an integrated board pushed to a blanking position by a pushing device according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of an integrated board descending to a discharging device through a lifting system according to an embodiment of the application.

Fig. 5 to 8 are schematic structural diagrams of a heating and drying system according to an embodiment of the application.

Fig. 9-10 are schematic diagrams illustrating the assembly structures of a combustion chamber, an air intake assembly, an air outlet assembly, an air convection device, and an adjusting mechanism, respectively, according to an embodiment of the present application.

FIG. 11 is a cross-sectional view of an assembled structure of a combustion chamber, an air intake assembly, an air outlet assembly, an air convection device, and an adjustment mechanism in accordance with an embodiment of the present application.

FIG. 12 is a schematic diagram of an exploded view of a combustor, an air intake assembly, an air outlet assembly, an air convection device and an adjustment mechanism according to an embodiment of the present application.

FIG. 13 is a schematic view of a combustion chamber according to an embodiment of the present application.

Fig. 14 is an enlarged schematic view at F in fig. 3.

Fig. 15 is a schematic diagram illustrating an assembly structure of a lifting system according to an embodiment of the application.

Fig. 16 is an enlarged schematic view at I in fig. 15.

Fig. 17 is a top view of a lifting system according to an embodiment of the application.

Fig. 18 is an enlarged schematic view at H in fig. 15.

Fig. 19 is an enlarged schematic view at J in fig. 17.

Fig. 20 is a schematic structural view of a feeding device and a discharging device according to an embodiment of the present application.

Fig. 21 is an enlarged schematic view at K in fig. 20.

Fig. 22 is a side view of a feed device and a discharge device in an embodiment of the application.

Fig. 23 is an enlarged schematic view at G in fig. 5.

Detailed Description

In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 4, in one embodiment, a three-dimensional drying room without a circulation bracket is provided, and the three-dimensional drying room comprises a rack a, wherein a feeding device B is arranged on the rack a, and the feeding device B is used for placing an integrated plate 1 to be dried and conveying the integrated plate 1 to a material taking position A1;

the discharging device C is used for receiving the dried integrated plate 1 and outputting the integrated plate 1;

a lifting system D, which is movably arranged on the frame A and can convey the integrated plate 1 from the feeding device B to the discharging device C;

heating a drying system E; the heating and drying system E heats the outside air to form hot air, and the hot air heats and dries the paint on the integrated plate 1.

Specifically, the integrated plate 1 realizes the circulating continuous operation of the integrated plate through the feeding device B, the discharging device C and the lifting system, thereby reducing the labor cost, improving the automation degree, and improving the production efficiency and the economic benefit of companies; the integral plate 1 can ensure the uniformity of paint drying on the one hand and greatly improve the efficiency of paint spraying and drying on the other hand through a heating and drying system.

As shown in fig. 5-8, the heating and drying system E includes a combustion chamber E1, a partition board E2, a heat conduction pipe E3, an axial flow fan E4 and a first driving motor E5 for driving the axial flow fan E4 to rotate are arranged in the combustion chamber E1, an internal space of the combustion chamber E1 is divided into a heat exchange chamber E101 and a heat dissipation chamber E102 which are communicated by the partition board E2, the heat conduction pipe E3 is arranged in the heat exchange chamber E101, the axial flow fan E4 is arranged in the heat dissipation chamber E102, air in the heat exchange chamber E101 is heated by the heat conduction pipe E3 to form hot air, and the hot air in the heat exchange chamber E101 can be driven to enter the heat dissipation chamber E102 when the axial flow fan E4 rotates.

As shown in fig. 9-13, the heating and drying system E further includes an air inlet assembly E6 communicated with the heat exchange chamber E101 and an air outlet assembly E7 communicated with the heat dissipation chamber E102, the air inlet assembly E6 includes a main air return duct E601, two groups of first air guide channels E602 and an air inlet mask E603 which are mutually communicated, and the two groups of first air guide channels E602 and the air inlet mask E603 are respectively and correspondingly arranged on two opposite sides of the main air return duct E601; the air outlet assembly E7 includes two groups of second air guiding channels E701 and air outlet covers E702 that are mutually communicated, and the two groups of second air guiding channels E701 and air outlet covers E702 are respectively and correspondingly disposed on two opposite sides of the heat dissipation chamber E102.

As shown in fig. 7, the heating and drying system E further includes an air convection device E8, where the air convection device E8 includes a first exhaust fan E801 and a second exhaust fan E802, where the first exhaust fan E801 and the second exhaust fan E802 are at least two groups, the first exhaust fan E801 and the second exhaust fan E802 that are at least two groups are respectively disposed on one side of the rack a, the first exhaust fan E801 corresponds to the air inlet cover E603, the second exhaust fan E802 corresponds to the air outlet cover E702, external air enters the air inlet cover E603 and the first air guiding channel E602 under the action of the first exhaust fan E801 and is shunted into the heat exchange chamber E101 through the main air return duct E601, and hot air in the heat dissipation chamber E102 is shunted into the second air guiding channel E701 under the action of the axial fan E4 and is discharged from the air outlet cover E702 through the second exhaust fan E802.

As shown in fig. 7, the air convection device E8 further includes a third exhaust fan E803, where at least two groups of third exhaust fans E803 are provided, and at least two groups of third exhaust fans E803 are respectively disposed on the other side of the rack a at intervals, and hot air exhausted by the air outlet cover E702 forms convection in the rack a through the third exhaust fans E803, so as to heat the coating on the drying integrated board.

As shown in fig. 9-11, the heating and drying system E further includes an adjusting mechanism E9, where the adjusting mechanism E9 is disposed outside the combustion chamber E1 and connected to one end of the heat conducting tube E3, and the adjusting mechanism E9 is used for adjusting the heating temperature of the heat conducting tube E3.

As shown in fig. 15-17, the lifting system D includes a bracket D1, a lifting driving assembly D2, a first lifting transmission assembly D3 and a second lifting transmission assembly D4, the lifting driving assembly D2 includes a lifting driving member D201, a reduction gearbox D202 and a third transmission shaft D203, the lifting driving member D201 is connected with a first connection end D2021 of the reduction gearbox D202, a second connection end D2022 of the reduction gearbox D202 is connected with the first lifting transmission assembly D3, the reduction gearbox D202 is at least provided with two reduction gearboxes D202, at least two reduction gearboxes D202 are connected through a third transmission shaft D203, and when the lifting driving member D201 drives one reduction gearbox D202 to rotate, the other reduction gearbox D202 is driven by the third transmission shaft D203 to rotate, so that at least two reduction gearboxes D202 synchronously rotate, and the first lifting transmission assembly D3 and the second lifting transmission assembly D4 rotate, thereby realizing lifting and lowering movements of the bracket D1.

As shown in fig. 15-17, the bracket D1 includes a first bracket D101 and a second bracket D102, the first lifting transmission assembly D3 includes a first transmission shaft D301, a first sprocket D302, a second sprocket D303 and a transmission gear D304, the first transmission shaft D301 is connected with a second connection end D2022 of the reduction gearbox D202, the first sprocket D302 and the transmission gear D304 are respectively disposed on the first transmission shaft D301, the second sprocket D303 is disposed at the bottom of the frame a, the first sprocket D302 and the second sprocket D303 are in meshed transmission connection through a chain 2, the first bracket D101 is fixedly connected with the chain 2, the second lifting transmission assembly D4 includes a second transmission shaft D401, a third sprocket D402, a fourth sprocket D403 and a driven gear D404, the second transmission shaft D401 is connected with a third connection end D2023 of the reduction gearbox D202, the driven gear D404 is disposed on the second transmission shaft D401 and is meshed with the transmission gear D304, the third sprocket D402 is disposed on the second transmission shaft D401, the fourth sprocket D403 is disposed at the bottom of the frame a, and the third sprocket D403 is meshed with the driven gear D102 along the direction of rotation of the second bracket D2, and the second lifting transmission shaft D102 is driven by the second sprocket D102 and is further rotated along the direction of the second rotation of the first bracket D102.

As shown in fig. 17-19, the lifting system D further includes a pushing device D5, the top of the frame a is provided with a first travel switch A2, the first travel switch A2 is used for obtaining a first movement signal of the integrated board 1 moving to the top of the frame a through the lifting system D, the pushing device D5 includes a second driving motor D501, a driving sprocket shaft D502 and a driven sprocket shaft D503, the second driving motor D501 is connected with the driving sprocket shaft D502, the driving sprocket shaft D502 is provided with a first driving sprocket D5021, the driven sprocket shaft D503 is provided with a first driven sprocket D5031, the first driving sprocket D5021 and the first driven sprocket D5031 are in meshed transmission connection through a chain 2, the chain 2 is provided with a fixed seat D504, the fixed seat D504 is provided with a pushing block D5041, when the integrated board 1 contacts the first travel switch A2, the driving sprocket shaft D502 is driven by the second driving motor D501 to rotate by the driving sprocket shaft D502 through the chain 2, and the pushing block D5041 moves along with the chain 2 to realize pushing the integrated board 1 to move to the blanking position D6 of the lifting system D.

As shown in fig. 20-23, a material blocking frame A3 is arranged on a frame a, the material blocking frame A3 is positioned between a feeding device B and a discharging device C, the feeding device B and the discharging device C respectively comprise a conveying frame 3, a conveying roller 4, a third driving motor 5, a second driving sprocket 6, a second driven sprocket 7, a transmission belt 8 and a fourth transmission shaft 9, the conveying roller 4 is provided with a plurality of transmission shafts and is rotatably arranged on the conveying frame 3, the conveying roller 4 is connected with the fourth transmission shaft 9 in a 8-shaped manner through the transmission belt 8, the fourth transmission shaft 9 is fixedly provided with a second driven sprocket 7, the third driving motor 5 is fixedly arranged on the conveying frame 3, the output shaft of the third driving motor 5 is fixedly connected with a second driving sprocket 6, the second driving sprocket 6 and the second driven sprocket 7 are in meshed transmission connection through a chain 2, and when the third driving motor 5 rotates, the second driving sprocket 6 on the output shaft is driven by the second driving sprocket 7, the fourth transmission shaft 9 is driven by the transmission belt 8; the conveying rack 3 is provided with a second travel switch 301, and the second travel switch 301 is used for acquiring a second movement signal of the integrated board 1 moving to the bottom end of the conveying rack 3 through the lifting system D.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

It will be further understood that when interpreting the connection or positional relationship of elements, although not explicitly described, the connection and positional relationship are to be interpreted as including the range of errors that should be within an acceptable range of deviations from the particular values as determined by those skilled in the art. For example, "about," "approximately," or "substantially" may mean within one or more standard deviations, and is not limited herein.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (10)

1. The utility model provides a three-dimensional drying room of no circulation bracket, includes frame (A), its characterized in that: the feeding device (B) is arranged on the frame (A), and is used for placing an integrated plate (1) to be dried and conveying the integrated plate (1) to a material taking position (A1);

the discharging device (C) is used for receiving the dried integrated plate (1) and outputting the integrated plate (1);

a lifting system (D) movably arranged on the frame (a), the lifting system (D) being capable of transporting the integrated board (1) from the feeding device (B) to the discharging device (C);

a heating and drying system (E); and the heating and drying system (E) heats the outside air to form hot air, and the hot air heats and dries the coating on the integrated plate (1).

2. The endless carrier free stereoscopic drying room of claim 1, wherein: the heating and drying system (E) comprises a combustion chamber (E1), a partition plate (E2), a heat conduction pipe (E3), an axial flow fan (E4) and a first driving motor (E5) for driving the axial flow fan (E4) to rotate are arranged in the combustion chamber (E1), an inner space of the combustion chamber (E1) is divided into a heat exchange chamber (E101) and a heat dissipation chamber (E102) which are communicated by the partition plate (E2), the heat conduction pipe (E3) is arranged in the heat exchange chamber (E101), the axial flow fan (E4) is arranged in the heat dissipation chamber (E102), hot air is formed by heating the heat conduction pipe (E3), and the axial flow fan (E4) can drive the hot air in the heat exchange chamber (E101) to enter the heat dissipation chamber (E102) when rotating.

3. The endless carrier free stereoscopic drying room of claim 2, wherein: the heating and drying system (E) further comprises an air inlet assembly (E6) communicated with the heat exchange chamber (E101) and an air outlet assembly (E7) communicated with the heat dissipation chamber (E102), wherein the air inlet assembly (E6) comprises a main air return duct pipe (E601), two groups of first air guide channels (E602) and an air inlet mask (E603) which are communicated with each other, and the two groups of first air guide channels (E602) and the air inlet mask (E603) are respectively and correspondingly arranged on the two opposite sides of the main air return duct pipe (E601); the air outlet assembly (E7) comprises two groups of second air guide channels (E701) and air outlet masks (E702) which are mutually communicated, and the two groups of second air guide channels (E701) and the air outlet masks (E702) are respectively and correspondingly arranged on two opposite sides of the heat dissipation chamber (E102).

4. A stereoscopic drying room without circulation brackets according to claim 3, wherein: the heating and drying system (E) further comprises an air convection device (E8), the air convection device (E8) comprises a first exhaust fan (E801) and a second exhaust fan (E802), the first exhaust fan (E801) and the second exhaust fan (E802) are at least provided with two groups, the first exhaust fan (E801) and the second exhaust fan (E802) which are at least provided with two groups are respectively arranged on one side of the rack (A), the first exhaust fan (E801) corresponds to the air inlet mask (E603), the second exhaust fan (E802) corresponds to the air outlet mask (E702), external air enters the air inlet mask (E603) and the first air guide channel (E602) under the action of the first exhaust fan (E801) and enters the heat exchange chamber (E101) through the split flow of the main air return channel (E601), and hot air in the heat dissipation chamber (E102) enters the second air guide channel (E702) under the action of the axial flow fan (E4) and enters the second air guide channel (E702).

5. The endless carrier free stereoscopic drying room of claim 4, wherein: the air convection device (E8) further comprises a third exhaust fan (E803), the third exhaust fan (E803) is at least provided with two groups, at least two groups of the third exhaust fans (E803) are respectively arranged on the other side of the frame (A) at intervals, and hot air discharged by the air outlet mask (E702) forms convection in the frame (A) through the third exhaust fans (E803) so as to heat and dry the coating on the integrated plate.

6. The endless carrier free stereoscopic drying room of claim 2, wherein: the heating and drying system (E) further comprises an adjusting mechanism (E9), wherein the adjusting mechanism (E9) is arranged outside the combustion chamber (E1) and connected with one end of the heat conducting pipe (E3), and the adjusting mechanism (E9) is used for adjusting the heating temperature of the heat conducting pipe (E3).

7. The endless carrier free stereoscopic drying room of claim 1, wherein: the lifting system (D) comprises a bracket (D1), a lifting driving assembly (D2), a first lifting driving assembly (D3) and a second lifting driving assembly (D4), the lifting driving assembly (D2) comprises a lifting driving piece (D201), a reduction gearbox (D202) and a third transmission shaft (D203), the lifting driving piece (D201) is connected with a first connecting end (D2021) of the reduction gearbox (D202), a second connecting end (D2022) of the reduction gearbox (D202) is connected with the first lifting driving assembly (D3), a third connecting end (D2023) of the reduction gearbox (D202) is connected with the second lifting driving assembly (D4), at least two reduction gearboxes (D202) are connected through the third transmission shaft (D203), one reduction gearbox (D202) is driven to rotate during driving, and the other reduction gearbox (D202) is driven to rotate through the third transmission shaft (D203) and the second lifting driving assembly (D202) is driven to rotate synchronously.

8. The endless carrier free stereoscopic drying room of claim 7, wherein: the bracket (D1) comprises a first bracket (D101) and a second bracket (D102), the first lifting transmission assembly (D3) comprises a first transmission shaft (D301), a first sprocket (D302), a second sprocket (D303) and a transmission gear (D304), the first transmission shaft (D301) is connected with a second connecting end (D2022) of the reduction gearbox (D202), the first sprocket (D302) and the transmission gear (D304) are respectively arranged on the first transmission shaft (D301), the second sprocket (D303) is arranged at the bottom of the frame (A), the first sprocket (D302) is in meshed transmission connection with the second sprocket (D303) through a chain (2), the first bracket (D101) is fixedly connected with the chain (2), the second lifting transmission assembly (D4) comprises a second transmission shaft (D401), a third sprocket (D402), a fourth sprocket (D403) and a driven gear (D403), the second sprocket (D302) is arranged at the bottom of the frame (A), the second sprocket (D401) is in meshed transmission connection with the third sprocket (D401) and the driven gear (D404) is arranged at the bottom of the frame (D401), the third sprocket (D402) with fourth sprocket (D403) is connected through chain (2) meshing transmission, second bracket (D102) with chain (2) fixed connection, lift driver (D201) drive when reducing gear box (D202) rotates, first transmission shaft (D301) rotates along first direction of rotation, drive gear (D304) drives driven gear (D404) rotates, and then second transmission shaft (D401) rotates along the second direction of rotation, in order to realize first bracket (D101) rise, second bracket (D102) descends.

9. The endless carrier free stereoscopic drying room of claim 8, wherein: the lifting system (D) further comprises a pushing device (D5), a first travel switch (A2) is arranged at the top of the frame (A), the first travel switch (A2) is used for acquiring a first motion signal of the integrated plate (1) moving to the top end of the frame (A) through the lifting system (D), the pushing device (D5) comprises a second driving motor (D501), a driving sprocket shaft (D502) and a driven sprocket shaft (D503), the second driving motor (D501) is connected with the driving sprocket shaft (D502), a first driving sprocket (D5021) is arranged on the driving sprocket shaft (D502), a first driven sprocket (D5031) is arranged on the driven sprocket shaft (D503), the first driving sprocket (D5021) is in meshed transmission connection with the first driven sprocket (D5031) through a chain (2), a fixing seat (D504) is arranged on the chain (2), a pushing block (D5041) is arranged on the fixing seat (D504), when the first driving sprocket shaft (D502) rotates along with the driving sprocket shaft (D502), the driving sprocket shaft (D502) rotates along with the driving sprocket (D502), so as to realize pushing the integrated plate (1) to move towards a discharging position (D6) of the lifting system (D).

10. The endless carrier free stereoscopic drying room of claim 1, wherein: the feeding device comprises a frame (A), a feeding device (B) and a discharging device (C), wherein the frame (A) is provided with a material blocking frame (A3), the material blocking frame (A3) is positioned between the feeding device (B) and the discharging device (C), the feeding device (B) and the discharging device (C) respectively comprise a conveying frame (3), a conveying roller (4), a third driving motor (5), a second driving sprocket (6), a second driven sprocket (7), a driving belt (8) and a fourth driving shaft (9), the conveying roller (4) is provided with a plurality of driving sprockets and is rotatably arranged on the conveying frame (3), the conveying roller (4) is connected with the fourth driving shaft (9) in a 8-shaped manner through the driving belt (8), the fourth driving shaft (9) is fixedly provided with the second driven sprocket (7), the third driving motor (5) is fixedly arranged on an output shaft of the conveying frame (3), the second driving sprocket (6) is fixedly connected with the output shaft of the third driving motor (5), the second driving sprocket (6) is rotatably meshed with the second driven sprocket (7) through the third driving sprocket (7) when the second driving sprocket (7) is rotatably connected with the fourth driving sprocket (7), the fourth transmission shaft (9) drives the conveying roller (4) to rotate on the frame (3) through the transmission belt (8); the conveying frame (3) is provided with a second travel switch (301), and the second travel switch (301) is used for acquiring a second movement signal of the integrated plate (1) moving to the bottom end of the conveying frame (3) through the lifting system (D).