CN218993956U

CN218993956U - Circulation type drying room

Info

Publication number: CN218993956U
Application number: CN202223362338.0U
Authority: CN
Inventors: 陈善伟; 倪洪锐; 刘建雨
Original assignee: Guangdong Boshuo Coating Technology Co ltd
Current assignee: Guangdong Boshuo Coating Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-09
Anticipated expiration: 2032-12-13

Abstract

The utility model provides a circulation formula drying house, which comprises a frame, be equipped with the bracket that is used for bearing the plate in the frame, the frame top is equipped with dodges the device, dodges the device and include drive assembly and rotating assembly, drive assembly is connected with the rotating assembly transmission, drive assembly includes first driving piece, axis of rotation and rotating arm, rotating assembly includes the rotation seat and is used for bearing the backup pad of plate, the backup pad is connected with the rotation seat, rotating arm and rotation seat are connected with the axis of rotation cooperation respectively, first driving piece is connected with the rotating arm, first driving piece passes through the rotation arm drive axis of rotation, and it realizes the upset action to drive the backup pad through the rotation seat by the axis of rotation, the bracket bears the plate and continuously rises the in-process, the backup pad is rotated to first direction, in order to dodge the bracket and rise to the frame top, the backup pad is rotated to the second direction, so that backup pad bearing bracket. The utility model has the advantages of simple and reasonable structure, high working efficiency, strong stability and strong reliability.

Description

Circulation type drying room

Technical Field

The utility model relates to a circulating drying room.

Background

In 2018, CN207957631U discloses a lifting device in a three-dimensional drying room, and specifically discloses a lifting device comprising a frame, two longitudinal driving devices, a second power device, a first transmission part, a lower support bracket, an upper support bracket, a first power device, a lower translation device and an upper translation device; the two longitudinal driving devices are respectively arranged at the front side and the rear side of the frame and are centrally symmetrical; the second power device is arranged on the frame, and the output end of the second power device can drive the two longitudinal driving devices to work through the first transmission piece; the lower bearing is erected on the frame; the upper bearing is erected on the frame and can swing; the first power device is arranged on the frame, and the output end of the first power device is connected with the upper support bracket; the lower translation device can push the material rack positioned on the lower support bracket; the upper translation device can push the material rack on the upper bearing rack. However, after the bracket of the structure rises to a certain height, the bracket is required to be pushed by the upper translation device after being additionally detected in place by the detection device, and a few seconds are required to be stopped in the detection process, so that the continuity of conveying actions cannot be maintained as a whole, and the support bracket and the plate are displaced in the rising process.

Therefore, further improvements are needed.

Disclosure of Invention

Based on the above, the utility model aims to provide a circulating drying room which overcomes the defects in the prior art, ensures that the actions of bracket conveying keep continuity and no stop conveying, can ensure that the brackets and the plates cannot be displaced, and has simple and reasonable structure, high working efficiency, strong stability and strong reliability.

According to the design of this purpose a circulation type drying room, which comprises a frame, be equipped with the bracket that is used for bearing the plate in the frame, the frame top is equipped with dodges the device, dodge the device and include drive assembly and rotating assembly, drive assembly with rotating assembly transmission is connected, drive assembly includes first driving piece, axis of rotation and rotating arm, rotating assembly includes the rotation seat and is used for bearing the backup pad of plate, the backup pad with the rotation seat is connected, the rotating arm with the rotation seat respectively with the axis of rotation cooperation is connected, first driving piece with the rotation arm is connected, first driving piece passes through the rotation arm drive the axis of rotation is rotated, and by the axis of rotation passes through the rotation seat drives the backup pad realizes the upset action, the bracket bears the plate continuously rises the in-process, the backup pad rotates in the first direction, so as to dodge the bracket rises to the frame top, when rising to the frame top, the backup pad rotates in the second direction, so as to realize the backup pad the bearing.

The first driving piece is an air cylinder, a piston rod of the air cylinder is connected with one end of the rotating arm, and the supporting plate is located at one end of the rotating seat.

The rotating shaft is provided with a limiting groove in the circumferential direction, a limiting key is arranged on the limiting groove, and the rotating arm and the other end of the rotating seat are fixedly sleeved on the rotating shaft through the limiting key respectively.

The rotating seat is L-shaped, and limit plates are arranged at the side part and the bottom of the rotating seat.

The machine frame is provided with a bearing seat, the rotating shaft is arranged on the bearing seat, and the rotating shaft can rotate on the bearing seat.

The frame is provided with a limiting component used for preventing the bracket from moving, the limiting component is arranged on the left side and the right side of the bracket, the limiting component comprises a fixing seat and a limiting strip, and the fixing seat is arranged on the frame and fixedly connected with the limiting strip.

The top of the frame is provided with a first guide structure, the first guide structure comprises a second driving piece, a first sprocket, a first conveying chain and a first track assembly, the first track assembly comprises a first track and a second track, the first conveying chain is arranged on the first sprocket and is positioned between the first track and the second track, an output shaft of the second driving piece is in transmission connection with the first sprocket, the first conveying chain is provided with a first roller and a second roller, and when the first conveying chain works, the first roller is in matched contact with the first track, and the second roller is not in contact with the second track; the frame bottom is equipped with the second guide structure, the second guide structure includes third driving piece, second sprocket, second conveyor chain and second track subassembly, the second track subassembly includes third track and fourth track, the second conveyor chain is installed on the second sprocket and be located the third track with between the fourth track, the output shaft of third driving piece with the second sprocket transmission is connected.

The frame is divided into a feeding area and a discharging area, a first layer frame is arranged on the frame, a first pushing piece used for pushing the plate is arranged on a first conveying chain, a second pushing piece used for pushing the bracket is arranged on a second conveying chain, the plate at the top of the frame is located on the feeding area and pushed to the discharging area through the first pushing piece, and the bracket at the bottom of the frame is located on the discharging area and circularly pushed to the first layer frame through the second pushing piece.

The frame is provided with a second layer frame, the first layer frame is provided with an inlet and an outlet, the inlet is provided with a first lifting mechanism for transferring the bracket on the first layer frame to the second layer frame, and the outlet is provided with a second lifting mechanism for outputting the plate in the blanking area.

The first lifting mechanism and the second lifting mechanism respectively comprise a lifting cylinder and a clamping arm, and a piston rod of the lifting cylinder is connected with the clamping arm.

The circulating drying room of the embodiment replaces the detection device in the prior art through the transmission assembly and the rotating assembly, when the bracket bearing plate continuously ascends, the supporting plate rotates in the first direction to avoid the bracket to ascend to the top of the frame, when the bracket ascends to the top of the frame, the first driving piece drives the rotating shaft to rotate through the rotating arm, and the rotating shaft drives the supporting plate to rotate in the second direction through the rotating seat, so that the supporting plate supports the bracket, the bracket conveying action keeps continuity, and the continuous conveying is realized.

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 utility model.

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, 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 utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view of a circulation type drying room according to an embodiment of the present utility model.

Fig. 2 is a perspective view of a circulation type drying room according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of a circulation drying room according to an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of an avoidance device according to an embodiment of the present utility model.

Fig. 5 is a schematic view of a first guiding structure according to an embodiment of the utility model.

FIG. 6 is a cross-sectional view of a configuration of a bypass device in accordance with an embodiment of the present utility model.

Fig. 7 is a cross-sectional view of a first guide structure in an embodiment of the utility model.

The correspondence between the reference numerals and the component names in fig. 1 to 7 is:

the lifting mechanism comprises a 1-frame, a 101-loading area, a 102-unloading area, a 103-first layer frame, a 1031-inlet, a 1032-outlet, a 104-second layer frame, a 105-supporting beam, a 2-bracket, a 3-avoiding device, a 301-transmission assembly, a 3011-first driving piece, a 3012-rotating shaft, a 30121-limiting groove, a 3013-rotating arm, a 302-rotating assembly, a 3021-rotating seat, a 3022-supporting plate, a 4-bearing seat, a 5-limiting assembly, a 501-fixing seat, a 502-limiting bar, a 6-first guide structure, a 601-second driving piece, a 602-first sprocket, a 603-first conveying chain, a 6031-first roller, a 6032-second roller, a 604-first track assembly, a 6041-first track, a 6042-second track, a 7-second guide structure, a 701-third driving piece, a 702-second sprocket, a 703-second conveying chain, a 704-second track assembly, a 7041-third track, a 7042-fourth track, a 8-first lifting mechanism and a 9-lifting mechanism.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model 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 utility model. The present utility model 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 utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

As shown in fig. 1-4, there is provided a circulation drying room, which comprises a frame 1, a bracket 2 for carrying a plate a is arranged on the frame 1, an avoidance device 3 is arranged at the top of the frame 1, the avoidance device 3 comprises a transmission component 301 and a rotation component 302, the transmission component 301 is in transmission connection with the rotation component 302, the transmission component 301 comprises a first driving component 3011, a rotation shaft 3012 and a rotation arm 3013, the rotation component 302 comprises a rotation seat 3021 and a support plate 3022 for carrying the plate a, the support plate 3022 is connected with the rotation seat 3021, the rotation arm 3013 and the rotation seat 3021 are respectively connected with the rotation shaft 3012, the rotation shaft 3012 is driven by the first driving component 3013 through the rotation arm 3012, the support plate 3022 is driven by the rotation seat 3021 to realize overturning action, in the continuous rising process of the support plate a, the support plate 3022 rotates in a first direction to avoid the rising to the top of the frame 1, and when rising to the top of the frame 1, the support plate 3022 rotates in a second direction to support the support plate 3022.

Specifically, the first direction is anticlockwise, the second direction is clockwise, the detection device in the prior art is replaced by the transmission assembly 301 and the rotation assembly 302, when the bracket 2 bearing plate a continuously ascends, the support plate 3022 rotates anticlockwise to avoid the bracket 2 to ascend to the top of the frame 1, when the bracket 2 ascends to the top of the frame 1, the first driving piece 3011 drives the rotation shaft 3012 to rotate through the rotation arm 3013, and the rotation shaft 3012 drives the support plate 3022 to rotate clockwise through the rotation seat 3021, so that the bracket 2 is supported by the support plate 3022, the pushing action of the bracket 2 keeps consistent, and the continuous conveying is realized.

Further, the first driving member 3011 is an air cylinder, a piston rod of the air cylinder is connected to one end of the rotating arm 3013, and the supporting plate 3022 is located at one end of the rotating seat 3021.

Specifically, when the first driving member 3011 is an air cylinder, the first driving member 3011 drives the rotating arm 3013 to drive the rotating shaft 3012 to rotate anticlockwise when being lifted, and the rotating shaft 3012 drives the supporting plate 3022 to rotate anticlockwise through the rotating seat 3021 so as to avoid that the supporting plate 3022 is lifted to the top of the frame 1, so that the supporting plate 3022 is prevented from colliding with the supporting plate 2; when the first driving member 3011 descends, the rotating arm 3013 is driven to drive the rotating shaft 3012 to rotate clockwise, and the rotating shaft 3012 drives the supporting plate 3022 to rotate clockwise through the rotating seat 3021, so that the supporting plate 3022 supports the bracket 2.

Further, a limiting groove 30121 is provided in the circumferential direction of the rotating shaft 3012, a limiting key 3014 is provided in the limiting groove 30121, and the other ends of the rotating arm 3013 and the rotating seat 3021 are fixedly sleeved on the rotating shaft 3012 through the limiting key 3014.

With the above arrangement, the transmission connection between the rotation arm 3013 and the rotation base 3021 and the rotation shaft 3012 can be ensured.

Further, the rotation seat 3021 is L-shaped, and limiting plates 3023 are provided at the side and bottom of the rotation seat 3021.

Further, a bearing seat 4 is provided on the frame 1, a rotation shaft 3012 is mounted on the bearing seat 4, and the rotation shaft 3012 is rotatable on the bearing seat 4.

The bearing housing 4 is provided with a bearing therein, so that the rotation shaft 3012 can be smoothly rotated while being kept horizontal.

Further, the frame 1 is divided into a feeding area 101 and a discharging area 102, a limiting component 5 for limiting movement of the bracket 2 is respectively arranged on the feeding area 101 and the discharging area 102, the limiting component 5 comprises a fixing seat 501 and a limiting strip 502, the limiting strip 502 is connected with one end of the fixing seat 501, supporting beams 105 are respectively arranged on left and right side walls of the feeding area 101 and the discharging area 102, the other end of the fixing seat 501 is fixedly arranged on the supporting beams 105, and the side part of the movable bracket 2 is contacted with the limiting strip 502 in the ascending process of the feeding area 101 or the descending process of the bracket 2 in the discharging area 102.

Specifically, in order to prevent the displacement of the bracket 2 and the plate a during the ascending or descending process due to the vibration during the ascending or descending process, the frame 1 is provided with a limiting component 5 for preventing the bracket 2 from moving, and it should be noted that a certain distance or gap exists between the limiting strip 502 and the bracket 2 to prevent the side of the bracket 2 from directly contacting or rubbing with the limiting strip 502.

Further, a first guiding structure 6 for pushing the plate a on the feeding area 101 to the discharging area 102 is arranged at the top of the frame 1, the first guiding structure 6 comprises a second driving member 601, a first sprocket 602, a first conveying chain 603 and a first rail assembly 604, the first rail assembly 604 comprises a first rail 6041 and a second rail 6042, an output shaft of the second driving member 601 is in transmission connection with the first sprocket 602, the first conveying chain 603 is in meshed transmission connection with the first sprocket 602, the first sprocket 602 moves between the first rail 6041 and the second rail 6042, a plurality of first rollers 6031 and second rollers 6032 are arranged on the first conveying chain 603, the plurality of first rollers 6031 and the second rollers 6032 are fixed on the first conveying chain 603 at uniform intervals through riveting, the first rollers 6031 are in line contact with the end face of the first rail 6041, and the second rollers 6032 are not in line contact with the second rail 6042;

the bottom of the frame 1 is provided with a second guiding structure 7 for pushing the bracket 2 on the blanking area 102, the second guiding structure 7 comprises a third driving part 701, a second sprocket 702, a second conveying chain 703 and a second track assembly 704, the second track assembly 704 comprises a third track 7041 and a fourth track 7042, an output shaft of the third driving part 701 is in transmission connection with the second sprocket 702, the second conveying chain 703 is in meshed transmission connection with the second sprocket 702, and the second conveying chain 703 moves between the third track 7041 and the fourth track 7042.

Specifically, since the unstable condition occurs at the top of the frame 1, the first roller 6031 and the second roller 6032 are provided on the first conveying chain 603, so that the first conveying chain 603 rotates more stably.

Further, a first layer of frame 103 is provided on the frame 1, a first pushing plate 605 for pushing the plate a is provided on the first conveying chain 603, the first pushing plate 605 is riveted and fixed on the first conveying chain 603, the output shaft of the second driving member 601 drives the first sprocket 602 to rotate and drives the first conveying chain 603 to rotate, the first pushing plate 605 rotates along with the first conveying chain 603, and the plate a located on the feeding area 101 and at the top of the frame 1 is pushed onto the discharging area 102 under the action of the first pushing plate 605;

the second conveying chain 703 is provided with a second pushing sheet 705 for pushing the bracket 2, the second pushing sheet 705 is riveted and fixed on the second conveying chain 703, the output shaft of the third driving member 701 drives the second sprocket 702 to rotate and drives the second conveying chain 703 to rotate, the second pushing sheet 705 rotates along with the second conveying chain 703, and the bracket 2 positioned on the blanking area 102 and at the bottom of the frame 1 is pushed onto the first layer frame 103 through the second pushing sheet 705.

Further, the frame 1 is provided with a second layer frame 104, the first layer frame 103 is provided with an inlet 1031 and an outlet 1032, the inlet 1031 is provided with a first lifting mechanism 8 for transferring the bracket 2 on the first layer frame 103 to the second layer frame 104, and the outlet 1032 is provided with a second lifting mechanism 9 for outputting the plate a on the blanking area 102.

Further, the first lifting mechanism 8 and the second lifting mechanism 9 respectively comprise a lifting cylinder and a clamping arm, and a piston rod of the lifting cylinder is connected with the clamping arm.

In the description of the present utility model, 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 utility model 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 utility model.

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 utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, 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 utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, 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 utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. 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 utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a circulation formula drying room, includes frame (1), be equipped with bracket (2) that are used for bearing plate (a) on frame (1), its characterized in that: the utility model discloses a lifting frame, including frame (1), frame (1) top is equipped with dodges device (3), dodge device (3) include drive assembly (301) and rotating assembly (302), drive assembly (301) with rotating assembly (302) transmission is connected, drive assembly (301) include first driving piece (3011), axis of rotation (3012) and rotation arm (3013), rotating assembly (302) include rotation seat (3021) and be used for bearing backup pad (3022) of plate (a), backup pad (3022) with rotation seat (3021) are connected, rotation arm (3013) with rotation seat (3021) respectively with axis of rotation (3012) cooperation is connected, first driving piece (3011) with rotation arm (3013) are connected, first driving piece (3011) is through rotation arm (3013) drive axis of rotation (3012) rotates, and by axis of rotation (3012) are passed through rotation seat (3021) drive backup pad (3022) upset, in the bearing bracket (3022) is realized to lift up to frame (1) in the direction when lifting up to two, so as to realize that the supporting plate (3022) supports the bracket (2).

2. The circulation drying room of claim 1, wherein: the first driving piece (3011) is a cylinder, a piston rod of the cylinder is connected with one end of the rotating arm (3013), and the supporting plate (3022) is located at one end of the rotating seat (3021).

3. The circulation drying room of claim 2, wherein: the circumference of axis of rotation (3012) is equipped with spacing groove (30121), be equipped with spacing key (3014) on spacing groove (30121), rotation arm (3013) with the other end of rotating seat (3021) is passed through respectively spacing key (3014) fixed cover is established on axis of rotation (3012).

4. The circulation drying room of claim 2, wherein: the rotating seat (3021) is L-shaped, and limiting plates (3023) are arranged at the side and the bottom of the rotating seat (3021).

5. The circulation drying room of claim 1, wherein: the machine frame (1) is provided with a bearing seat (4), the rotating shaft (3012) is arranged on the bearing seat (4), and the rotating shaft (3012) can rotate on the bearing seat (4).

6. The circulation drying room of claim 1, wherein: frame (1) divide into material loading region (101) and unloading region (102), material loading region (101) with be equipped with respectively on unloading region (102) be used for the restriction spacing subassembly (5) that bracket (2) removed, spacing subassembly (5) include fixing base (501) and spacing (502), spacing (502) with fixing base (501) one end is connected, material loading region (101) with be equipped with supporting beam (105) on the left and right sides wall of unloading region (102) respectively, fixing base (501) other end is fixed to be set up on supporting beam (105), bracket (2) are in material loading region (101) rise in-process or bracket (2) are in unloading region (102) decline in-process, bracket (2) lateral part that removes with spacing (502) contact.

7. The circulation drying room of claim 6, wherein: the top of the frame (1) is provided with a first guide structure (6) for pushing a plate (a) on the feeding area (101) to the discharging area (102), the first guide structure (6) comprises a second driving piece (601), a first sprocket (602), a first conveying chain (603) and a first track assembly (604), the first track assembly (604) comprises a first track (6041) and a second track (6042), an output shaft of the second driving piece (601) is in transmission connection with the first sprocket (602), the first conveying chain (603) is in transmission connection with the first sprocket (602) in an meshing manner, the first sprocket (602) moves between the first track (6041) and the second track (6042), a plurality of first rollers (6031) and second rollers (6032) are arranged on the first conveying chain (603), and the plurality of first rollers (6031) and the second rollers (6032) are respectively and uniformly fixed on the first conveying chain (6041) and the second track (6042) at intervals and are not in contact with the first rollers (6041) and the second rollers (6032);

the frame (1) bottom is equipped with the second guide structure (7) that is used for the propelling movement bracket (2) on unloading district (102), second guide structure (7) are including third driving piece (701), second sprocket (702), second conveyor chain (703) and second track subassembly (704), second track subassembly (704) include third track (7041) and fourth track (7042), the output shaft of third driving piece (701) with second sprocket (702) transmission connection, second conveyor chain (703) with second sprocket (702) meshing transmission connection, just second conveyor chain (703) motion is in between third track (7041) and fourth track (7042).

8. The circulation drying room of claim 7, wherein: the machine frame (1) is provided with a first layer frame (103), a first pushing piece (605) for pushing the plate (a) is arranged on the first conveying chain (603), the first pushing piece (605) is riveted and fixed on the first conveying chain (603), an output shaft of the second driving piece (601) drives the first sprocket (602) to rotate and drives the first conveying chain (603) to rotate, the first pushing piece (605) rotates along with the first conveying chain (603), and the plate (a) which is positioned on the feeding area (101) and is positioned at the top of the machine frame (1) is pushed onto the discharging area (102) under the action of the first pushing piece (605);

the second conveying chain (703) is provided with a second pushing piece (705) for pushing the bracket (2), the second pushing piece (705) is riveted and fixed on the second conveying chain (703), an output shaft of the third driving piece (701) drives the second sprocket (702) to rotate and drives the second conveying chain (703) to rotate, and the second pushing piece (705) rotates along with the second conveying chain (703), is positioned on the blanking area (102) and is pushed onto the first layer frame (103) by the bracket (2) at the bottom of the frame (1) through the second pushing piece (705).

9. The circulation drying room of claim 8, wherein: be equipped with second layer frame (104) on frame (1), be equipped with import (1031) and export (1032) on first layer frame (103), be equipped with on import (1031) be used for with bracket (2) on first layer frame (103) transfer to first elevating system (8) on second layer frame (104), be equipped with on export (1032) and be used for with plate (a) output's on unloading region (102 second elevating system (9).

10. The circulation drying room of claim 9, wherein: the first lifting mechanism (8) and the second lifting mechanism (9) respectively comprise a lifting cylinder and a clamping arm, and a piston rod of the lifting cylinder is connected with the clamping arm.