CN216261774U

CN216261774U - Coating drying-machine

Info

Publication number: CN216261774U
Application number: CN202122498215.9U
Authority: CN
Inventors: 韩国军; 李艳峰; 郭红亮; 刘建鹏
Original assignee: Hebei Yanmei Coating Co ltd
Current assignee: Hebei Yanmei Coating Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-12
Anticipated expiration: 2031-10-18

Abstract

The utility model provides a coating dryer, which belongs to the technical field of dryer equipment and comprises a case; the accommodating groove is formed in the side end of the case; the drying groove is arranged in the case, and a material receiving groove is fixedly connected to the center of the lower end face of the drying groove; the communicating groove is formed in the side wall of the drying groove and communicated with the accommodating groove; the hollow post of air guide, thereby extract the air of heating in the intake pipe, spout from dividing the gas vent through the hollow post inner space of air guide, form one-way stable thermal current, the hollow post of outer gear ring drives the hollow post of air guide rotatory at the pivoted in-process, make the branch gas pocket on the hollow post of air guide rotate, make to change and divide gas vent spun thermal current direction, make thermal current intermittent type and workpiece surface's coating contact, change the coating of air current to workpiece surface different places and evenly dry, make the coating reflect in the stoving effect that is attached to different molding workpiece surface production.

Description

Coating drying-machine

Technical Field

The utility model belongs to the technical field of drying machines and particularly relates to a coating drying machine.

Background

Dryers can be divided into industrial dryers, also called drying plants or dryers, and domestic dryers, which are one type of washing machine, are generally used to remove moisture from garments and other textiles after dehydration in a water wash.

In the production process of coating, need dry to detect coating, the coating that detects to produce dries the ageing time of the time that needs the use and the paint vehicle under different temperature constant temperature states under the different temperatures, guarantees that the production of paint vehicle meets the standard, and current drying-machine can't carry out the multi-angle and dries for the coating can not embody in the stoving effect that is attached to different molding workpiece surface and produces, can not detect the stoving effect of coating under the different stoving circumstances.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a paint dryer, which aims to solve the problems that the existing dryer cannot be used for drying at multiple angles, so that the drying effect of paint on the surfaces of workpieces with different shapes cannot be reflected, and the drying effect of the paint under different drying conditions cannot be detected.

In order to achieve the purpose, the utility model provides the following technical scheme:

a paint dryer includes a cabinet;

the accommodating groove is formed in the side end of the case;

the drying groove is formed in the case, and a material receiving groove is fixedly connected to the center of the lower end face of the drying groove;

the communicating groove is formed in the side wall of the drying groove and communicated with the accommodating groove;

the air guide hollow column is rotatably connected between the inner walls of the communicating grooves, one end of the air guide hollow column is fixedly connected with the outer gear ring, and the other end of the air guide hollow column is provided with an air distributing hole;

the maintenance plate is rotatably connected to the side end of the case through a hinge shaft, the inner surface of the maintenance plate is rotatably connected with a third rotating shaft, and the circumferential surface of the third rotating shaft is fixedly connected with a plurality of fan blades;

the air outlet hole is fixedly arranged at the top of the case and extends downwards to the surface of the inner wall of the drying groove; and

and the linkage mechanism is arranged in the accommodating groove and is connected with the outer gear ring to rotate the air guide hollow column.

As a preferred scheme of the present invention, the linkage mechanism includes a driving assembly, a transmission assembly and a heating assembly, the driving assembly is disposed in the accommodating groove, the transmission assembly is respectively connected to the fan blades and the outer gear ring, and the heating assembly is disposed on the access panel.

As a preferable scheme of the present invention, the driving assembly includes a motor and a first gear, the motor is fixedly connected to an inner wall of the accommodating groove, the first gear is fixedly connected to an output end of the motor, and the first gear is engaged with the outer gear ring.

As a preferable scheme of the present invention, the transmission assembly includes a driven pulley, a first rotating shaft, a driving pulley, a transmission belt, a motor, and a second gear, the first rotating shaft is rotatably connected between the upper and lower inner walls of the accommodating groove, the second gear is fixedly connected to a circumferential surface of the first rotating shaft, the second gear is engaged with the outer gear ring, the driving pulley is fixedly connected to a circumferential surface of the second gear, the driven pulley is fixedly connected to a circumferential surface of the third rotating shaft, and the transmission belt is sleeved on circumferential surfaces of the driven pulley and the driving pulley.

As a preferable scheme of the utility model, the heating assembly comprises a heating grid plate and an air inlet pipe, the air inlet pipe is fixedly connected to the inner surface of the access panel, one end of the air inlet pipe extends to the outer surface of the access panel, and the heating grid plate is fixedly connected between the inner walls of the air inlet pipe.

According to a preferable scheme of the utility model, an installation hole is formed in the side end of the case, the installation hole is communicated with the drying groove, a one-way ratchet wheel is rotatably connected between the circumferential inner walls of the installation hole, one end of the one-way ratchet wheel is fixedly connected with a rotating handle, the other end of the one-way ratchet wheel is fixedly connected with a turning plate, an installation groove is formed in the top of the turning plate, a material fixing plate is fixedly connected in the installation groove, a rotating ring is rotatably connected to the inner wall of the drying groove, one end of the rotating ring is fixedly connected with two fixing clamping plates, and the two fixing clamping plates and the turning plate are fixedly held.

As a preferable scheme of the present invention, a side end of the chassis is rotatably connected to a sealing door through a hinge shaft, an observation window and a moving handle are fixedly connected to an outer surface of the sealing door, the moving handle and the observation window are parallel, and a sealing ring is fixedly connected to a side end of the chassis.

As a preferred scheme of the present invention, one end of the chassis is fixedly connected with an operation terminal, a side end of the operation terminal is fixedly connected with a touch screen and a control button, the touch screen is located on an upper side of the control button, and a temperature sensor is installed on an inner wall of the drying slot.

Compared with the prior art, the utility model has the beneficial effects that:

1. in this scheme, stir the air current in the holding tank through a plurality of flabellums, make be in the negative pressure state in the holding tank, thereby extract the air of heating in the intake pipe, spout from dividing the gas vent through the hollow post inner space of air guide, form one-way stable thermal current, the outer gear ring is rotatory at the hollow post of pivoted in-process drive air guide, it is rotatory to make the branch gas vent on the hollow post of air guide, make to change branch gas vent spun thermal current direction, make thermal current intermittent type and workpiece surface's coating contact, it evenly dries to change the coating of the different departments of air current to workpiece surface, make coating embody in the stoving effect that produces in different molding workpiece surface.

2. In this scheme, through rotatory handle to one-way ratchet unidirectional rotation, one-way ratchet drives and turns over the board and overturn at the stoving inslot, adjusts suitable work piece angle, changes the angle between fixed work piece paint vehicle surface and the thermal current on the material fixing plate, makes coating fully contacted by the thermal current under the different angle condition of upset.

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 first perspective view of a paint dryer of the present invention;

FIG. 2 is a second perspective view of a paint dryer of the present invention;

FIG. 3 is an expanded perspective view of a paint dryer of the present invention;

FIG. 4 is a first perspective half-sectional view of a paint dryer of the present invention;

FIG. 5 is a second half-sectional perspective view of a paint dryer of the present invention;

fig. 6 is an exploded view of a paint dryer according to the present invention.

In the figure: 1. a chassis; 2. accommodating grooves; 3. a drying tank; 4. an access panel; 5. heating the grid plate; 6. an air inlet pipe; 7. a fan blade; 8. a driven pulley; 9. a first rotating shaft; 10. a drive pulley; 11. a drive belt; 12. a motor; 13. a first gear; 14. an air guide hollow column; 15. an outer gear ring; 16. a second gear; 17. air distributing holes; 18. a communicating groove; 19. a material receiving groove; 20. a rotating ring; 21. fixing the clamping plate; 22. turning over a plate; 23. mounting holes; 24. mounting grooves; 25. a material fixing plate; 26. a one-way ratchet; 27. operating the terminal; 28. a touch screen; 29. a control button; 30. a sealing door; 31. an observation window; 32. moving the handle; 33. a seal ring; 34. an air outlet; 35. rotating the handle; 36. a third rotating shaft; 37. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-6, a paint dryer includes:

a chassis 1;

the accommodating groove 2 is formed in the side end of the case 1;

the drying groove 3 is arranged in the case 1, and a material receiving groove 19 is fixedly connected to the center of the lower end face of the drying groove 3;

the communicating groove 18, the communicating groove 18 is opened on the sidewall of the drying groove 3, the communicating groove 18 is communicated with the holding groove 2;

the air guide hollow column 14 is rotatably connected between the inner walls of the communicating grooves 18, one end of the air guide hollow column 14 is fixedly connected with an outer gear ring 15, and the other end of the air guide hollow column 14 is provided with an air distributing hole 17;

the maintenance plate 4 is rotatably connected to the side end of the case 1 through a hinge shaft, the inner surface of the maintenance plate 4 is rotatably connected with a third rotating shaft 36, and the circumferential surface of the third rotating shaft 36 is fixedly connected with a plurality of fan blades 7;

and the air outlet hole 34, the air outlet hole 34 is fixedly arranged at the top of the case 1, and the air outlet hole 34 extends downwards to the inner wall surface of the drying slot 3.

In the present invention, taking fig. 6 as an example, the cabinet 1 is used to provide a supporting base, the accommodating tank 2 is opened at the left end of the cabinet 1 to accommodate all the components of the third rotating shaft 36, the fan blade 7 and the linkage mechanism, the drying tank 3 is used to accommodate the turning plate 22 and the material fixing plate 25, the rotating ring 20, temperature-sensing ware 37 and two solid fixed splint 21, connect silo 19 to be used for collecting the waste material, the hollow post 14 of air guide is conveniently held when the intercommunication groove 18 is seted up in drying groove 3 for intercommunication holding tank 2 and drying groove 3, the hollow post 14 of air guide is inside hollow to be used for holding flabellum 7, outer gear ring 15 meshes with first gear 13 mutually, promote the rotation of the hollow post 14 of air guide, branch venthole 17 is used for the convection current to shunt, access panel 4 articulates in the left end of quick-witted case 1 and is used for sealed holding tank 2, third pivot 36 provides the support fixed for a plurality of flabellums 7, venthole 34 fixed connection is used for drying groove 3 air outside the top.

The link gear, the link gear sets up in holding tank 2, and the link gear is connected with outer gear ring 15 and is used for rotating the hollow post 14 of air guide, and the link gear includes drive assembly, drive assembly and heating element, and drive assembly sets up in holding tank 2, and drive assembly is connected with flabellum 7 and outer gear ring 15 respectively, and heating element sets up on access panel 4.

In the utility model, the driving assembly is used for providing power for the rotation of the air guide hollow column 14 and the plurality of fan blades 7, the transmission mechanism is respectively connected with the driving assembly, the air guide hollow column 14 and the plurality of fan blades 7, the transmission assembly is used for transmitting power, and the heating assembly is fixedly connected to the maintenance plate 4 and is used for heating air while the air enters the accommodating groove 2.

The driving assembly comprises a motor 12 and a first gear 13, the motor 12 is fixedly connected to the inner wall of the accommodating groove 2, the first gear 13 is fixedly connected to the output end of the motor 12, and the first gear 13 is meshed with an outer gear ring 15.

In the utility model, by taking fig. 5 as an example, the motor 12 is fixedly connected to the inner wall of the left side of the accommodating groove 2, the motor 12 is used for providing power for the rotation of the first gear 13, the first gear 13 is meshed with the outer gear ring 15, so that the first gear 13 drives the outer gear ring 15 to rotate, the outer gear ring 15 drives the air guide hollow column 14 to rotate, the position of the air distribution hole 17 is changed through the rotation of the air guide hollow column 14, the heat flow interval is contacted with the paint on the surface of the workpiece through the change of the position of the air distribution hole 17, the air flow is changed to uniformly dry the paint on different positions of the surface of the workpiece, and the drying effect generated when the paint is attached to the surfaces of the workpieces with different shapes is reflected.

The transmission assembly comprises a driven pulley 8, a first rotating shaft 9, a driving pulley 10, a transmission belt 11, a motor 12 and a second gear 16, the first rotating shaft 9 is rotatably connected between the upper inner wall and the lower inner wall of the accommodating groove 2, the second gear 16 is fixedly connected to the circumferential surface of the first rotating shaft 9, the second gear 16 is meshed with the outer gear ring 15, the driving pulley 10 is fixedly connected to the circumferential surface of the second gear 16, the driven pulley 8 is fixedly connected to the circumferential surface of the third rotating shaft 36, and the transmission belt 11 is sleeved on the circumferential surfaces of the driven pulley 8 and the driving pulley 10.

In the utility model, the first rotating shaft 9 provides fixed support for the driving belt pulley 10 and the second gear 16, the second gear 16 is meshed with the external gear ring 15, the rotation of the external gear ring 15 drives the second gear 16 to rotate, the rotation of the second gear 16 drives the first rotating shaft 9 to rotate, the rotation of the first rotating shaft 9 drives the driving belt pulley 10 to rotate, the rotation of the driving belt 9 pulls the driving belt 11 to rotate, the rotation of the driving belt 11 drives the third rotating shaft 36 to rotate, finally, the third rotating shaft 36 drives the plurality of fan blades 7 to rotate, the airflow in the accommodating tank 2 is stirred by the plurality of fan blades 7, so that the inside of the accommodating tank 2 is in a negative pressure state, the air heated in the air inlet pipe 6 is extracted, the air is sprayed from the air distributing hole 17 through the inner space of the air guide hollow column 14 to form unidirectional stable heat flow, and the hot air in the accommodating tank 2 is blown to the drying tank 3, the air in the drying groove 3 is accelerated to be heated up by accelerating the circulation of the air flow, and then the drying speed is accelerated.

Heating element includes heating grid tray 5 and

intake pipe

6, and 6 fixed connection in access panel 4's internal surface of intake pipe, the one end of intake pipe 6 extend to access panel 4's surface, and heating grid tray 5 fixed connection is between the inner wall of intake pipe 6.

In the utility model, the air inlet pipe 6 is used for guiding external air into the accommodating groove 2, the heating grid plate 5 is used for heating the air in the air inlet pipe 6, and the air in the air inlet pipe 6 is divided and heated through the heating grid plate 5, so that the generation of hot air is accelerated.

Specifically, please refer to fig. 3, fig. 4 and fig. 6, a mounting hole 23 has been seted up to the side of machine case 1, mounting hole 23 is linked together with stoving groove 3, it is connected with one-way ratchet 26 to rotate between the circumference inner wall of mounting hole 23, one end fixedly connected with rotating handle 35 of one-way ratchet 26, the other end fixedly connected with of one-way ratchet 26 turns over board 22, mounting groove 24 has been seted up at the top of turning over board 22, fixedly connected with material fixing plate 25 in mounting groove 24, it is connected with swivel becket 20 to rotate on the inner wall of stoving groove 3, two solid fixed splint 21 of one end fixedly connected with of swivel becket 20, two solid fixed splint 21 all hold fixedly with turning over board 22 mutually.

In the present invention, taking fig. 6 as an example, the mounting hole 23 is opened at the right end of the chassis 1 to accommodate the one-way ratchet 26, the one-way ratchet 26 is used to control the one-way rotation of the turning plate 22, so as to limit the rotation of the turning plate 22, the rotating handle 35 is used to rotate the rotating handle 35, the turning plate 22 is rotated, the installation groove 24 is provided for accommodating a material fixing plate 25, the material fixing plate 25 is used for fixing workpieces, the material fixing plate 25 is detachable, different material fixing plates 25 are used for different workpieces, the rotating ring 20 provides support and fixation for the two fixing clamping plates 21, the turning plate 22 is clamped and fixed through the two fixing clamping plates 21, so that the turning plate 22 is supported in an auxiliary way, the mounting hole 23 is rotated through the rotating handle 35, the one-way ratchet 26 drives the turning plate 22 to turn, the angle between the paint surface of the workpiece fixed on the material fixing plate 25 and heat flow is changed, and the paint is fully contacted by the heat flow under the condition of turning at different angles.

Specifically, referring to fig. 3, a side end of the chassis 1 is rotatably connected to a sealing door 30 through a hinge shaft, an observation window 31 and a moving handle 32 are fixedly connected to an outer surface of the sealing door 30, the moving handle 32 and the observation window 31 are parallel, and a sealing ring 33 is fixedly connected to the side end of the chassis 1.

In the utility model, the sealing door 30 is hinged at the front end of the case 1, the observation window 31 is convenient for observing the drying degree of the coating on the surface of the workpiece in the drying groove 3, the movable handle 32 is used for tightly closing the sealing door 30, and the sealing ring 33 is used for filling the gap between the sealing door 30 and the case 1, so that hot air cannot overflow when the sealing door 30 is closed.

Specifically, referring to fig. 1, 3 and 5, one end of the cabinet 1 is fixedly connected with an operation terminal 27, a side end of the operation terminal 27 is fixedly connected with a touch screen 28 and a control button 29, the touch screen 28 is located on the upper side of the control button 29, and a temperature sensor 37 is installed on the inner wall of the drying tub 3.

In the present invention, taking fig. 3 as an example, the operation terminal 27 provides operation for the operation of the device, the touch screen 28 is used for displaying the operation status of the device, such as temperature and time, the control button 29 is used for controlling the connection of the power supply and the on and off of the device, the temperature sensor 37 is fixedly connected to the left inner wall of the drying tub 3 for detecting the temperature in the drying tub 3, the touch screen 28, the control button 29, the temperature sensor 37, the motor 12 and the heating grid plate 5 are electrically connected to form a control system for simplifying the operation, the operation terminal 27 is composed of a PLC circuit and a single circuit board, etc., and the control device for controlling the rotation of the motor 12 belongs to the existing device or apparatus in the prior art or the device or the achievable device in the prior art, and the specific composition and operation principle thereof are clear to those skilled in the art, and will not be described in detail herein.

The working principle or the working process of the paint dryer provided by the utility model is as follows:

fixedly connecting a workpiece in a mounting groove 24 through a matched material fixing plate 25, holding a moving handle 32 to move a sealing door 30, sealing and butting the sealing door 30 and a case 1, filling a gap and a wall between the case 1 and the sealing door 30 through a sealing ring 33, preventing hot air in a drying groove 3 from overflowing, rotating a one-way ratchet 26 in a one-way manner through a rotating handle 35, driving a turning plate 22 to turn over in the drying groove 3 by the one-way ratchet 26, adjusting a proper workpiece angle, changing an angle between the surface of the workpiece fixed on the material fixing plate 25 and heat flow, enabling the paint to be fully contacted by the heat flow under the condition of turning over different angles, enabling the workpiece on the material fixing plate 25 to correspond to the heat flow sprayed out from a gas distributing hole 17, accelerating the drying of the paint, pressing a touch screen 28 to start a heating grid plate 5, and cutting and heating air in an air inlet pipe 6 through the heating grid plate 5, pressing the control button 29 starts the motor 12, the motor 12 drives the first gear 13 to rotate, the first gear 13 drives the external gear ring 15 to rotate through the engagement between the first gear 13 and the external gear ring 15, the external gear ring 15 drives the second gear 16 to rotate through the engagement between the external gear ring 15 and the second gear 16, the second gear 16 drives the first rotating shaft 9 to rotate, the first rotating shaft 9 drives the driving pulley 10 to rotate, the driving pulley 10 drives the driven pulley 8 to rotate through pulling the transmission belt 11, the driven pulley 8 drives the third rotating shaft 36 to rotate, the third rotating shaft 36 drives the plurality of fan blades 7 to rotate, the air flow in the accommodating groove 2 is stirred through the plurality of fan blades 7, so that the air heated in the air inlet pipe 6 is extracted, the air is sprayed out from the air distributing hole 17 through the inner space of the air guide hollow column 14, and a unidirectional stable heat flow is formed, the outer gear ring 15 drives the air guide hollow column 14 to rotate in the rotating process, so that the air distribution holes 17 on the air guide hollow column 14 rotate, the heat flow direction sprayed by the air distribution holes 17 is changed, the heat flow interval is in contact with the coating on the surface of a workpiece, the air flow is changed, the coating on different positions of the surface of the workpiece is uniformly dried, and the drying effect generated when the coating is attached to the surface of the workpiece with different shapes is reflected.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A paint dryer, comprising;

a chassis (1);

the accommodating tank (2) is arranged at the side end of the case (1);

the drying groove (3) is formed in the case (1), and a material receiving groove (19) is fixedly connected to the center of the lower end face of the drying groove (3);

the communicating groove (18), the communicating groove (18) is arranged on the side wall of the drying groove (3), and the communicating groove (18) is communicated with the accommodating groove (2);

the air guide hollow column (14) is rotatably connected between the inner walls of the communicating grooves (18), one end of the air guide hollow column (14) is fixedly connected with an outer gear ring (15), and the other end of the air guide hollow column (14) is provided with an air distributing hole (17);

the maintenance plate (4) is rotatably connected to the side end of the case (1) through a hinge shaft, the inner surface of the maintenance plate (4) is rotatably connected with a third rotating shaft (36), and the circumferential surface of the third rotating shaft (36) is fixedly connected with a plurality of fan blades (7);

the air outlet holes (34) are fixedly arranged at the top of the case (1), and the air outlet holes (34) extend downwards to the inner wall surface of the drying groove (3); and

the linkage mechanism is arranged in the accommodating groove (2) and is connected with the outer gear ring (15) to rotate the air guide hollow column (14).

2. The paint dryer according to claim 1, characterized in that the linkage mechanism comprises a driving component, a transmission component and a heating component, the driving component is arranged in the holding tank (2), the transmission component is respectively connected with the fan blades (7) and the external gear ring (15), and the heating component is arranged on the maintenance plate (4).

3. A paint dryer according to claim 2, characterized in that the drive assembly comprises a motor (12) and a first gear (13), the motor (12) being fixedly connected to the inner wall of the receiving tank (2), the first gear (13) being fixedly connected to the output of the motor (12), the first gear (13) being in engagement with the external gear ring (15).

4. The paint drying machine according to claim 3, wherein the transmission assembly comprises a driven pulley (8), a first rotating shaft (9), a driving pulley (10), a transmission belt (11), a motor (12) and a second gear (16), the first rotating shaft (9) is rotatably connected between the upper inner wall and the lower inner wall of the accommodating groove (2), the second gear (16) is fixedly connected to the circumferential surface of the first rotating shaft (9), the second gear (16) is meshed with an outer gear ring (15), the driving pulley (10) is fixedly connected to the circumferential surface of the second gear (16), the driven pulley (8) is fixedly connected to the circumferential surface of a third rotating shaft (36), and the transmission belt (11) is sleeved on the circumferential surfaces of the driven pulley (8) and the driving pulley (10).

5. A paint dryer as claimed in claim 4, characterized in that the heating assembly comprises a heating grid (5) and an air inlet pipe (6), the air inlet pipe (6) is fixedly connected to the inner surface of the access panel (4), one end of the air inlet pipe (6) extends to the outer surface of the access panel (4), and the heating grid (5) is fixedly connected between the inner walls of the air inlet pipe (6).

6. The paint dryer according to claim 5, wherein the side of the cabinet (1) is opened with a mounting hole (23), the mounting holes (23) are communicated with the drying groove (3), a one-way ratchet wheel (26) is rotatably connected between the circumferential inner walls of the mounting holes (23), one end of the one-way ratchet wheel (26) is fixedly connected with a rotating handle (35), the other end of the one-way ratchet wheel (26) is fixedly connected with a turning plate (22), an installation groove (24) is arranged at the top of the turning plate (22), a material fixing plate (25) is fixedly connected in the installation groove (24), the inner wall of the drying groove (3) is rotatably connected with a rotating ring (20), one end of the rotating ring (20) is fixedly connected with two fixed clamping plates (21), and the two fixed clamping plates (21) are fixedly held together with a turning plate (22).

7. The paint dryer as claimed in claim 6, wherein a sealing door (30) is rotatably connected to a side end of the cabinet (1) through a hinge shaft, an observation window (31) and a moving handle (32) are fixedly connected to an outer surface of the sealing door (30), the moving handle (32) is parallel to the observation window (31), and a sealing ring (33) is fixedly connected to a side end of the cabinet (1).

8. The paint dryer according to claim 7, characterized in that an operation terminal (27) is fixedly connected to one end of the cabinet (1), a touch screen (28) and a control button (29) are fixedly connected to the side end of the operation terminal (27), the touch screen (28) is located on the upper side of the control button (29), and a temperature sensor (37) is installed on the inner wall of the drying slot (3).