CN219294721U

CN219294721U - Color steel plate laminating device for producing assembled building wallboard

Info

Publication number: CN219294721U
Application number: CN202320300649.XU
Authority: CN
Inventors: 江再正; 李静; 汪峰
Original assignee: Ningxia Zhengde Source Technology Development Co ltd
Current assignee: Ningxia Zhengde Source Technology Development Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-07-04
Anticipated expiration: 2033-02-21

Abstract

The utility model provides a color steel plate laminating device for producing an assembled building wallboard, which comprises a color steel plate conveying frame, a laminating laying mechanism and a pneumatic extrusion mechanism which are arranged in parallel, wherein the laminating laying mechanism is transversely arranged at the upper end of the conveying surface of the color steel plate conveying frame and is parallel to the conveying surface of the color steel plate conveying frame so as to laminate the surface of the color steel plate conveyed on the conveying surface, the pneumatic extrusion mechanism is movably arranged at the rear end of the laminating laying mechanism and applies pressure to the laminated color steel plate, so that the film and the color steel plate are fully combined and can keep stable pressure, the pressure of the pneumatic extrusion mechanism can be regulated, the laminating pressure of a pneumatic extrusion mechanism can be kept the same after various steel coils with different thickness specifications are started or replaced each time, pressure deviation does not exist, the laminating quality of the high-color steel plate is stable, the pneumatic extrusion mechanism is convenient to operate, and the production efficiency can be improved.

Description

Color steel plate laminating device for producing assembled building wallboard

Technical Field

The utility model relates to the technical field of color steel plate laminating, in particular to a color steel plate laminating device for producing an assembled building wallboard.

Background

The color steel plate is used as a main material for producing the assembled building wallboard, and in the process of producing the building wallboard, the color steel plate is required to be subjected to multiple processes such as flattening, forming, cutting, transporting and the like, and the outer surface of the color steel plate is extremely easy to scratch, so that the outer surface layer of the color steel plate is required to be coated before forming. The traditional color steel plate laminating mode commonly adopts to set up two tectorial membrane rollers respectively in the top and the below of color steel plate, adjusts the interval between two tectorial membrane rollers through the bolt, makes two tectorial membrane rollers form the extrusion force to color steel plate, and then carries out the tectorial membrane to the sheet material through the extrusion force, because the both ends of tectorial membrane roller need adjust respectively, there is the uneven pressure at tectorial membrane roller both ends, and then influences the quality of sheet material tectorial membrane.

In the prior art, CN217169759U discloses a tectorial membrane conveyor of collision-resistant various steel sheet sandwich sheet material, through set up two spiral lifter respectively at the both ends of last tectorial membrane roller, spiral lifter is connected with two worm wheels respectively, drives two worm wheels simultaneously through a worm and rotates and then drive two spiral lifter that correspond respectively and go up and down the motion, makes the both ends of last tectorial membrane roller carry out altitude mixture control simultaneously, realizes the even pressurization tectorial membrane to various steel sheet.

However, the above prior art has the following technical problems in the actual use process: after changing the various coil of strip of different thickness specifications at every turn, all need to adjust the tectorial membrane pressure of tectorial membrane roller again through manual rotation worm gear, and the tectorial membrane dynamics of manual regulation is difficult for mastering, and the tectorial membrane pressure of adjusting at every turn all can have certain pressure deviation, moreover, worm gear is at equipment operation in-process, receives the influence of the operation vibration of equipment, also can have the condition emergence of lax, makes tectorial membrane pressure weaken, leads to various steel sheet's tectorial membrane quality unstable.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a color steel sheet laminating device for producing laminated assembled building wallboard that reduces pressure deviation and improves productivity.

The utility model provides an assembled building wallboard production is with various steel sheet tectorial membrane device, includes parallel arrangement's various steel sheet carriage, tectorial membrane laying mechanism and pneumatic extrusion mechanism, the tectorial membrane is laid the mechanism and is transversely erect in the upper end of various steel sheet carriage conveying face to with the conveying face parallel of various steel sheet carriage, with carry out the tectorial membrane to the various steel sheet surface of conveying on the conveying face, pneumatic extrusion mechanism mobilizable setting is at the rear end of tectorial membrane laying mechanism, and various steel sheet is exerted pressure after to the tectorial membrane, makes membrane and various steel sheet fully combine, and can keep stable pressure of exerting.

Preferably, the film coating laying mechanism comprises two film coating brackets, two film coating auxiliary rollers and two mounting rollers for mounting film rolls, wherein the two film coating brackets are symmetrically arranged on two sides of the color steel plate conveying frame, the film coating auxiliary rollers and the mounting rollers are transversely arranged on the two film coating brackets, the roller surfaces of the film coating auxiliary rollers are parallel to the conveying surface of the color steel plate conveying frame and are in contact with the upper surface of the conveyed color steel plate, the mounting rollers are arranged above the film coating auxiliary rollers and release film rolls to the upper surface of the conveyed color steel plate on the color steel plate conveying frame, and the film is coated on the upper surface of the color steel plate after being rolled by the film coating auxiliary rollers.

The pneumatic extrusion mechanism comprises an upper extrusion roller, a lower extrusion roller and an air pressure expansion device, wherein two adjusting grooves are longitudinally formed in two opposite side walls of the film coating support, the adjusting grooves are located behind the film coating auxiliary roller, two adjusting seats are respectively arranged on the two adjusting grooves and can slide up and down along the adjusting grooves, the upper extrusion roller is transversely erected above the conveying surface of the color steel plate conveying frame, two shaft ends of the upper extrusion roller are respectively arranged on the adjusting seats of the two adjusting grooves and are rotatably connected with the adjusting seats and slide up and down along the adjusting grooves along the adjusting seats, the lower extrusion roller is transversely erected under the upper extrusion roller and is consistent with the axial direction of the upper extrusion roller, the rod surface of the lower extrusion roller is flush with the conveying surface of the color steel plate conveying frame, the air pressure expansion device is arranged above the adjusting grooves of the two film coating supports and is connected with the two ends of the upper extrusion roller, and can drive the upper extrusion roller to move along the conveying surface direction of the color steel plate conveying frame along the adjusting grooves and form a color extrusion film with the lower extrusion roller, and then the color steel plate is fully combined with the film coating.

Preferably, the air pressure telescoping device includes pneumatic cylinder, air compression pump and pressure regulating device, the pneumatic cylinder is two sets of, sets up respectively in two tectorial membrane support's adjustment tank top to be connected with two axle head of last squeeze roll respectively, the output of air compression pump is connected with the input of two sets of pneumatic cylinders simultaneously, with synchronous drive two sets of pneumatic cylinders drive upward squeeze roll to the transport plane direction motion of various steel sheet carriage, carry out the pressure to the various steel sheet surface after the tectorial membrane, pressure regulating device sets up on the output of air compression pump to adjust the pressure of exerting pressure of two sets of pneumatic cylinders, and make the pneumatic cylinder keep invariable pressure.

Preferably, the two film coating supports are respectively provided with a film coating buffer device, the film coating buffer device comprises a buffer frame, the buffer frame is a door-shaped support, buffer grooves are longitudinally formed in two opposite side walls of the inner side of the buffer frame, shaft seats capable of sliding up and down along the buffer grooves are arranged in the buffer grooves, two shaft ends of the film coating auxiliary roller are respectively arranged on the shaft seats of the two buffer frames, and the upper end of a conveying surface of the color steel plate conveying frame can move up and down freely through the shaft seats.

Preferably, a buffer spring is longitudinally arranged at the upper end of the shaft seat, one end of the buffer spring is connected with the shaft seat, and the other end of the buffer spring is connected with the top of the buffer frame so as to press down the shaft seat.

Preferably, a conveying roller is transversely arranged on the conveying surface of the color steel plate conveying frame, the conveying roller comprises an upper roller and a lower roller, the upper roller and the lower roller are vertically arranged, the roller surfaces of the upper roller and the lower roller are respectively contacted with the upper surface and the lower surface of the color steel plate on the conveying surface of the color steel plate conveying frame to form clamping force, a conveying driver is arranged at the shaft end of the upper roller or the lower roller, and the conveying driver drives the upper roller or the lower roller to rotate so as to convey the color steel plate after film coating.

The utility model adopts the technical proposal and has the beneficial effects that: through set up pneumatic extrusion mechanism on various steel sheet carriage, carry out extrusion tectorial membrane to various steel sheet, pneumatic extrusion mechanism's pressure can be adjusted, and the steady that applies pressure, after the various coil of strip of different thickness specifications is started or changed at every turn, pneumatic extrusion mechanism's tectorial membrane pressure can all keep the same, can not have pressure deviation, makes the tectorial membrane steady quality of high various steel sheet to but the simple operation can improve production efficiency.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of another angle structure of the present utility model.

Fig. 3 is a schematic side view of the utility model.

Fig. 4 is a schematic view of a partially enlarged structure at a in fig. 1.

In the figure: the color steel plate conveying frame 10, conveying rollers 11, upper rollers 111, lower rollers 112, conveying drivers 113, a film coating laying mechanism 20, a film coating bracket 201, a mounting roller 202, a film coating auxiliary roller 203, an adjusting groove 204, an adjusting seat 205, a film coating buffer device 206, a buffer frame 2061, a buffer groove 2062, a shaft seat 2063, a buffer spring 2064, a pneumatic extrusion mechanism 30, an upper extrusion roller 301, a lower extrusion roller 302, a pneumatic expansion device 303, a pneumatic cylinder 3031, an air compression pump 3032, a pressure adjusting device 3033, a color steel plate 40, a steel coil unreeling device 50 and a film coil 60.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are 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.

Referring to fig. 1 and 2, an embodiment of the present utility model provides a color steel plate laminating device for producing assembled building wallboard, which includes a color steel plate conveying frame 10, a laminating laying mechanism 20 and a pneumatic extrusion mechanism 30 that are arranged in parallel, wherein the laminating laying mechanism 20 is transversely arranged at the upper end of the conveying surface of the color steel plate conveying frame 10 and is parallel to the conveying surface of the color steel plate conveying frame 10, so as to laminate the surface of a color steel plate 40 conveyed on the conveying surface, and the pneumatic extrusion mechanism 30 is movably arranged at the rear end of the laminating laying mechanism 20 and applies pressure to the color steel plate 40 after lamination, so that the film and the color steel plate 40 are fully combined, and the pressing pressure of the pneumatic extrusion mechanism 30 is adjustable and can maintain stable pressing pressure.

Specifically, the color steel plate conveying frame 10 is a conveying frame body arranged in parallel, the color steel plates 40 are conveyed through a plurality of transversely arranged roller shafts at intervals, the film coating and paving mechanism 20 is transversely arranged at the upper end of the conveying surface of the color steel plate conveying frame 10, a film roll 60 is arranged on the film coating and paving mechanism 20, the film roll 60 is transversely arranged above the color steel plate conveying frame 10 and parallel to the conveying surface, the film roll 60 is a PE film with a roll-shaped structure, the PE film is released through the film coating and paving mechanism 20 and is coated on the upper surface of the color steel plates 40 in parallel for protecting the color steel plates 40, the pneumatic extrusion mechanism 30 is arranged at the rear end of the film coating and paving mechanism 20 and is positioned right above the conveying surface of the color steel plate conveying frame 10, the pneumatic extrusion mechanism 30 can perform lifting movement towards the conveying surface of the color steel plate conveying frame 10, after the color steel plates 40 are coated by the film coating and paving mechanism 20, the film roll 60 is conveyed to the lower side of the pneumatic extrusion mechanism 30, the pneumatic extrusion mechanism 30 moves downwards and is in contact with the surface of the color steel plates 40 after the film coating, and the film is pressed with the film coating and the pneumatic extrusion mechanism 40, the pneumatic extrusion mechanism can perform stable quality and can ensure that the film pressing and the film pressing 40 can be combined with the pneumatic extrusion mechanism to press the film pressing pressure to a required value to fully and press the film pressing quality to press the film 40 at each time.

Referring to fig. 2, further, the film laying mechanism 20 includes two film coating brackets 201, two film coating auxiliary rollers 203 and a mounting roller 202 for mounting the film coating auxiliary rollers 203, the two film coating brackets 201 are symmetrically disposed on two sides of the color steel plate conveying frame 10, the film coating auxiliary rollers 203 and the mounting roller 202 are transversely mounted on the two film coating brackets 201, the axial direction of the film coating auxiliary rollers 203 is consistent with the axial direction of the roller shaft of the color steel plate conveying frame 10 for conveying the color steel plate 40, the roller surface of the film coating auxiliary rollers 203 is parallel to the conveying surface of the color steel plate conveying frame 10 and can be in contact with the upper surface of the color steel plate 40 conveyed by the film coating auxiliary rollers 203, the height of the film coating auxiliary rollers 203 can be freely adjusted and can freely rotate, the mounting rollers 202 are transversely mounted on the two film coating brackets 201 and are located above the film coating auxiliary rollers 203, the film coating auxiliary rollers 202 are mounted with the film coating auxiliary rollers 60, the mounting rollers 202 can rotate, the film coating auxiliary rollers release films from the front ends of the film coating auxiliary rollers 203 to the upper surfaces of the color steel plates 40 conveyed by the color steel plate conveying frames 10, the released films enter the color films from the front ends of the film coating auxiliary rollers 203 and can be rolled on the upper surfaces of the color steel plates 40 and are rolled on the color steel plates 40, and are rolled on the film coated on the upper surfaces of the auxiliary films 40, and the films are laid on the films 40 and the films are coated on the surfaces of the color steel plates 40 and the films are coated on the upper surfaces of the auxiliary films 40.

Referring to fig. 1 and 2, further, the pneumatic extrusion mechanism 30 includes an upper extrusion roller 301, a lower extrusion roller 302 and a pneumatic expansion device 303, two opposite side walls of the two film coating brackets 201 are longitudinally provided with adjusting grooves 204, the adjusting grooves 204 are located at the rear of the film coating auxiliary roller 203, two adjusting seats 205 are respectively provided on the two adjusting grooves 204, the two adjusting seats 205 can slide up and down along the adjusting grooves 204, the upper extrusion roller 301 is transversely erected above the conveying surface of the color steel plate conveying frame 10 and is located at the rear of the film coating auxiliary roller 203, two shaft ends of the upper extrusion roller 301 are respectively installed on the adjusting seats 205 of the two adjusting grooves 204, rotatably connected with the adjusting seats 205 and slide up and down along the adjusting grooves 204, the lower extrusion roller 302 is transversely erected on the film coating brackets 201 or the color steel plate conveying frame 10, the upper roller 111 surface of the lower squeeze roller 302 is flush with the conveying surface of the color steel plate conveying frame 10 and can rotate freely, the air pressure telescoping device 303 is arranged above the adjusting grooves 204 of the two film coating brackets 201 and is simultaneously connected with the two adjusting seats 205 on the adjusting grooves 204, the air pressure telescoping device 303 can perform longitudinal telescoping motion, the film paved on the upper surface of the color steel plate 40 is stuck on the surface of the color steel plate 40 after being rolled by the film coating auxiliary roller 203, the color steel plate 40 after being coated continuously conveyed towards the rear end direction of the film coating auxiliary roller 203 by the color steel plate conveying frame 10 passes through the roller surface of the lower squeeze roller 302, the air pressure telescoping device 303 simultaneously drives the two adjusting seats 205 to drive the upper squeeze roller 301 to move downwards in the direction of the pressing roller and is contacted with the upper surface of the color steel plate 40 after being coated, the upper and lower pressing forces are formed on the coated color steel plate 40 by the lower pressing roller 302 so as to press the coated color steel plate 40 and fully combine the film and the color steel plate 40. In the continuous conveying process of the color steel plate 40, the air pressure expansion device 303 continuously presses the upper squeeze roller 301, and maintains a stable pressure value, so that the laminating quality of the color steel plate 40 is stable.

With continued reference to fig. 1 and 2, further, the air pressure telescoping device 303 includes two sets of air cylinders 3031, an air compression pump 3032 and a pressure adjusting device 3033, the two sets of air cylinders 3031 are respectively disposed vertically above the adjusting grooves 204 of the two film coating brackets 201, the heights and specifications of the two sets of air cylinders 3031 are consistent, the telescoping arms of the two sets of air cylinders 3031 are respectively connected with two adjusting seats 205 on the adjusting grooves 204, the output ends of the air compression pump 3032 are simultaneously connected with the input ends of the two sets of air cylinders 3031, the two sets of air cylinders 3031 are synchronously driven by compressed air to drive the upper squeeze roller 301 to stretch towards the conveying surface direction of the color steel plate conveying frame 10, when film coating is performed, the two sets of air cylinders 3031 simultaneously drive the upper squeeze roller 301 to apply pressure to the surface of the color steel plate 40 after film coating, and the pressure adjusting device 3033 is disposed on the output ends of the air compression pump 3032 to adjust the pressure applied by the two sets of air cylinders 3031. The pressure regulating device 3033 comprises a cylinder pressure regulating valve and a three-position five-way middle sealing electromagnetic valve, in the continuous film covering process of the color steel plate 40, the two groups of pneumatic cylinders 3031 can control the pressure of pressing through the cylinder pressure regulating valve, the stable pressure value of the two groups of pneumatic cylinders 3031 can be kept through the three-position five-way middle sealing electromagnetic valve, the upper squeeze roller 301 always keeps the stable pressure of pressing the color steel plate 40, the film covering quality of the color steel plate 40 is stable, the pneumatic cylinders 3031 are adopted as the pressing device of the upper squeeze roller 301, the pressing pressure is balanced, the pressing is stable, the adjustment is convenient, and the film covering pressure can be kept the same after the color steel plates 40 with different thickness specifications are replaced each time.

Referring to fig. 1, 3 and 4, further, the two film coating supports 201 are respectively provided with a film coating buffer device 206, the film coating buffer device 206 includes a buffer frame 2061, the buffer frame 2061 is a portal support, two opposite side walls of the inner side of the buffer frame 2061 are longitudinally provided with buffer grooves 2062, shaft seats 2063 capable of sliding up and down along the buffer grooves 2062 are provided in the buffer grooves 2062, two shaft ends of the film coating auxiliary roller 203 are respectively installed on the shaft seats 2063 of the two buffer frames 2061, and the film coating auxiliary roller 203 can move up and down on the upper ends of the conveying surfaces of the color steel plate conveying frames 10 through the shaft seats 2063, so that the film coating auxiliary roller 203 is used for applying pressure to the surfaces of the color steel plates 40 on the mounting roller 202, the film coating auxiliary roller 203 has an up-down moving amount in the pressure application process, can play a role in buffering, and can avoid the film roll 60 from being forced to be pulled in the conveying process of the color steel plate conveying frames 10, thereby avoiding film damage caused by forced pulling.

With continued reference to fig. 3 and 4, further, a buffer spring 2064 is longitudinally disposed at an upper end of the shaft seat 2063, and one end of the buffer spring 2064 is connected to the shaft seat 2063 and the other end is connected to a top of the buffer frame 2061 to press the shaft seat 2063 downward. The buffer spring 2064 is a compression spring, and when the auxiliary laminating roller 203 is buffered upward on the buffer frame 2061, the buffer spring 2064 applies downward tension to the auxiliary laminating roller 203 to return the auxiliary laminating roller 203.

Referring to fig. 2, further, a conveying roller 11 is transversely disposed on a conveying surface of the color steel plate conveying frame 10, the conveying roller 11 is disposed at the rear of the pneumatic extrusion mechanism 30, the conveying roller 11 includes an upper roller 111 and a lower roller 112, the upper roller 111 and the lower roller 112 are vertically disposed mutually, after the color steel plate 40 is released by a steel coil unreeling device 50 disposed at an input end of the color steel plate conveying frame 10, the roller surfaces of the upper roller 111 and the lower roller 112 are respectively contacted with an upper surface and a lower surface of the color steel plate 40 on the conveying surface of the color steel plate conveying frame 10 to form a clamping force, a conveying driver 113 is disposed at an axle end of the upper roller 111 or the lower roller 112, and the conveying driver 113 drives the upper roller 111 or the lower roller 112 to rotate so as to convey the color steel plate 40.

The foregoing disclosure is illustrative of the preferred embodiments of the present utility model, and is not to be construed as limiting the scope of the utility model, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an assembled building wallboard production is with various steel sheet tectorial membrane device which characterized in that: the device comprises a color steel plate conveying frame, a film coating and paving mechanism and a pneumatic extrusion mechanism which are arranged in parallel, wherein the film coating and paving mechanism is transversely arranged at the upper end of the conveying surface of the color steel plate conveying frame and is parallel to the conveying surface of the color steel plate conveying frame so as to carry out film coating on the surface of the color steel plate conveyed on the conveying surface, and the pneumatic extrusion mechanism is movably arranged at the rear end of the film coating and paving mechanism and applies pressure to the color steel plate after film coating, so that the film and the color steel plate are fully combined and stable pressure can be kept.

2. The color plate laminating device for producing assembled building wallboards as claimed in claim 1, wherein: the laminating laying mechanism comprises two laminating supports, two laminating auxiliary rollers and two mounting rollers for mounting film rolls, wherein the laminating supports are arranged on two sides of the color steel plate conveying frame symmetrically, the laminating auxiliary rollers and the mounting rollers are transversely erected on the two laminating supports, the roller surfaces of the laminating auxiliary rollers are parallel to the conveying surface of the color steel plate conveying frame and are in contact with the upper surface of the conveyed color steel plate, the mounting rollers are arranged above the laminating auxiliary rollers and are used for releasing film rolls to the upper surface of the conveyed color steel plate on the color steel plate conveying frame, and the film is coated on the upper surface of the color steel plate after being rolled by the laminating auxiliary rollers.

3. The color plate laminating device for producing assembled building wallboards as claimed in claim 2, wherein: the pneumatic extrusion mechanism comprises an upper extrusion roller, a lower extrusion roller and an air pressure expansion device, wherein two adjusting grooves are longitudinally formed in two opposite side walls of the film coating support, the adjusting grooves are located behind the film coating auxiliary roller, two adjusting seats are respectively arranged on the two adjusting grooves and can slide up and down along the adjusting grooves, the upper extrusion roller is transversely erected above the conveying surface of the color steel plate conveying frame, two shaft ends of the upper extrusion roller are respectively arranged on the adjusting seats of the two adjusting grooves and are rotatably connected with the adjusting seats and slide up and down along the adjusting grooves along the adjusting seats, the lower extrusion roller is transversely erected under the upper extrusion roller and is consistent with the axial direction of the upper extrusion roller, the rod surface of the lower extrusion roller is flush with the conveying surface of the color steel plate conveying frame, the air pressure expansion device is arranged above the adjusting grooves of the two film coating supports and is connected with the two ends of the upper extrusion roller, and can drive the upper extrusion roller to move along the conveying surface direction of the color steel plate conveying frame along the adjusting grooves and form a color extrusion film with the lower extrusion roller, and then the color steel plate is fully combined with the film coating.

4. The color plate laminating device for producing assembled building wallboards according to claim 3, wherein: the air pressure expansion device comprises two groups of air pressure cylinders, an air compression pump and a pressure regulating device, wherein the air pressure cylinders are respectively arranged above regulating grooves of two film coating brackets and are respectively connected with two shaft ends of an upper extrusion roller, the output end of the air compression pump is simultaneously connected with the input ends of the two groups of air pressure cylinders so as to synchronously drive the two groups of air pressure cylinders to drive the upper extrusion roller to move towards the conveying surface direction of the color steel plate conveying frame and apply pressure to the surface of the color steel plate after film coating, and the pressure regulating device is arranged on the output end of the air compression pump so as to regulate the pressure applying pressure of the two groups of air pressure cylinders and enable the air pressure cylinders to keep constant pressure.

5. The color plate laminating device for producing assembled building wallboards of claim 4, wherein: the two laminating supports are respectively provided with a laminating buffer device, the laminating buffer device comprises a buffer frame, the buffer frame is a door-shaped support, buffer grooves are longitudinally formed in two opposite side walls of the inner side of the buffer frame, shaft seats capable of sliding up and down along the buffer grooves are arranged in the buffer grooves, two shaft ends of the laminating auxiliary roller are respectively arranged on the shaft seats of the two buffer frames, and the upper end of a conveying surface of the color steel plate conveying frame can move freely up and down through the shaft seats.

6. The color plate laminating device for producing assembled building wallboards of claim 5, wherein: the upper end of the shaft seat is longitudinally provided with a buffer spring, one end of the buffer spring is connected with the shaft seat, and the other end of the buffer spring is connected with the top of the buffer frame so as to press down the shaft seat.

7. The color plate laminating device for producing assembled building wallboards as claimed in claim 1, wherein: the conveying device is characterized in that conveying rollers are transversely arranged on the conveying surface of the color steel plate conveying frame and comprise an upper roller and a lower roller, the upper roller and the lower roller are longitudinally and vertically arranged, the roller surfaces of the upper roller and the lower roller are respectively contacted with the upper surface and the lower surface of the color steel plate on the conveying surface of the color steel plate conveying frame to form clamping force, a conveying driver is arranged at the shaft end of the upper roller or the lower roller and drives the upper roller or the lower roller to rotate so as to convey the color steel plate after film coating.