CN113715320B

Movatterモバイル変換

Info

Publication number: CN113715320B
Application number: CN202110968561.0A
Authority: CN
Inventors: 齐思晨; 盛东营; 伯昊阳; 王海蛟
Original assignee: Shandong Ruibang Intelligent Equipment Co ltd
Current assignee: Ruibang Intelligent Equipment Qingdao Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2023-03-31
Anticipated expiration: 2041-08-23
Also published as: CN113715320A

Abstract

The utility model provides an automatic PVC membrane device of pasting of gypsum board, gypsum board automated production technical field for solve the problem of gypsum board pad pasting inefficiency. An automatic PVC film pasting device for a gypsum board is characterized by comprising a gypsum board conveying system, a PVC film conveying system, a gluing system, a fitting system and a cutting system; PVC membrane conveying system includes frame, tensioning roller set, cutter saddle, hot pressing board group and two sets of material roller set, the material roller set is used for unreeling work to the PVC membrane, and every material roller set of group respectively includes the chucking axle of two relative settings, and two chucking axles that are arranged in same group material roller set are adjustable at the ascending interval of axial, the tensioning roller set includes the spacing roller in the right side, rotate in the frame and be connected with the spacing roller in a left side, spacing roller in a left side and the spacing roller in the right side are located the below of material roller set, be equipped with the blade on the cutter saddle. The gypsum board film pasting method has the beneficial effects that the film pasting efficiency of the gypsum board can be improved.

Description

Automatic PVC membrane device that pastes of gypsum board

Technical Field

The invention relates to the technical field of automatic production of gypsum boards, in particular to an automatic PVC film pasting device for gypsum boards.

Background

The gypsum board is an important building material, and the gypsum board needs to be subjected to film pasting work on the surface in the production process.

The gypsum board film pasting process needs to use a film material roll, and the length of the film on each material roll is fixed, so that the material roll needs to be replaced at intervals. The re-feeding of the material roll consumes a large amount of time, and the efficiency of gypsum board film pasting work is greatly reduced.

Disclosure of Invention

The invention aims to provide an automatic PVC film pasting device for a gypsum board, which is used for solving the problem of low film pasting efficiency of the gypsum board in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows:

an automatic PVC film pasting device for a gypsum board comprises a gypsum board conveying system, a PVC film conveying system, a gluing system and a pasting system;

the PVC film conveying system comprises a rack, a tensioning roller group, a cutter frame, a hot pressing plate group and two material roller groups, wherein the material roller groups are used for unreeling a PVC film, each material roller group comprises two clamping shafts which are oppositely arranged, the distance between the two clamping shafts in the same material roller group in the axial direction is adjustable, each tensioning roller group comprises a right limiting roller, the rack is rotatably connected with a left limiting roller, the left limiting roller and the right limiting roller are positioned below the material roller groups, the cutter frame is provided with a blade, the blade is arranged towards the region between the left limiting roller and the right limiting roller, and the cutter frame is connected to the rack in a left-right sliding manner;

the hot pressing plate group is positioned below the cutter frame and comprises two oppositely arranged extrusion parts, and the two extrusion parts can be relatively close to or far away from each other;

the rubber coating system includes the glue spreader, the glue spreader rotates to set up in the frame, the tensioning roller set is used for with PVC membrane tensioning on the glue spreader, the laminating system is including laminating roller, and laminating roller rotates to set up in the frame, laminating roller sets up gypsum board conveying system's upside, gypsum board conveying system is used for carrying the gypsum board, laminating roller be used for with the PVC membrane compresses tightly on the gypsum board.

Further, including shutdown mechanism, shutdown mechanism includes carriage, reciprocal actuating mechanism, first cutter driving cylinder and first cutter, carriage sliding connection in the frame, the carriage is in can slide along left right direction in the frame, first cutter driving cylinder connects on the carriage, and first cutter is connected on first cutter driving cylinder, and first cutter driving cylinder is used for driving first cutter and moves along upper and lower direction, and reciprocal actuating mechanism is used for driving the carriage is along left right direction reciprocating motion.

Further, reciprocating drive mechanism includes pivot, first servo motor, preceding hold-in range, back hold-in range, preceding driving synchronous pulley, back driving synchronous pulley, preceding driven synchronous pulley, back driven synchronous pulley, and the pivot rotates to be connected in the frame, the pivot extends along the fore-and-aft direction, and preceding driving synchronous pulley links firmly in the pivot respectively with back driving synchronous pulley, and first servo motor is connected with the pivot transmission, and preceding driven synchronous pulley rotates to be connected the front side of frame, back driven synchronous pulley rotates to be connected the rear side of frame, preceding hold-in range are connected between preceding driving synchronous pulley and preceding driven synchronous pulley, and back hold-in range is connected between back driving synchronous pulley and back driven synchronous pulley, respectively have linked firmly the connecting piece on preceding hold-in range and the back hold-in range, and the connecting piece links firmly on the carriage.

The joint cutting system comprises a first pressing driving cylinder, a first pressing piece, a first sucking disc driving cylinder, a first sucking disc piece, a connecting frame, a second pressing driving cylinder, a second pressing piece, a second sucking disc driving cylinder, a second sucking disc piece, a second cutter driving cylinder, a second cutter and the cutting mechanism;

the first pressing driving cylinder is connected to the sliding frame, the first pressing piece is connected to the first pressing driving cylinder, and the first pressing driving cylinder is used for driving the first pressing piece to move in the vertical direction;

the first suction disc driving cylinder is connected to the sliding frame, the first suction disc piece is connected to the first suction disc driving cylinder, and the first suction disc driving cylinder is used for driving the first suction disc to move in the up-and-down direction;

the connecting frame is fixedly connected to the rack, the connecting frame and the sliding frame are distributed in the left-right direction, the second pressing driving cylinder is connected to the connecting frame, the second pressing piece is connected to the second pressing driving cylinder, and the second pressing driving cylinder is used for driving the second pressing piece to move in the up-down direction;

the second cutter driving cylinder is connected to the connecting frame, the second cutter is connected to the second cutter driving cylinder, and the second cutter driving cylinder is used for driving the second cutter to move in the up-down direction;

the second sucker driving cylinder is connected to the connecting frame, the second sucker piece is connected to the second sucker driving cylinder, and the second sucker driving cylinder is used for driving the second sucker piece to move in the up-and-down direction;

the first sucker piece and the second sucker piece form a sucker group, the sucker group is located on the inner side of the first cutter and the inner side of the second cutter, the first cutter and the second cutter form a cutter group, and the cutter group is located on the inner side of the first pressing piece and the inner side of the second pressing piece.

Furthermore, the laminating roller includes first laminating roller and second laminating roller, and first laminating roller and second pressure are advanced the roller and are rotated respectively and are connected in the frame, and first laminating roller and second laminating roller distribute according to left right direction.

Furthermore, the gluing system further comprises a glue solution conveying pipeline and a glue distributing roller, the glue distributing roller can rotate actively, the glue distributing roller is connected to the rack in a rotating mode, the side face of the glue distributing roller is extruded on the glue distributing roller, and an outlet is formed in the position, located above the glue distributing roller, of the glue solution conveying pipeline.

Furthermore, the frame is provided with a swing roller assembly, the swing roller assembly comprises a swing frame, a swing frame driving cylinder, a first swing roller, a second swing roller and a middle roller, the swing frame is rotatably connected to the frame, the first swing roller and the second swing roller are rotatably connected to the swing frame, the middle roller is arranged on the swing frame, the axis of the middle roller is superposed with the rotating axis of the swing frame on the frame, the swing frame driving cylinder is connected between the swing frame and the frame and used for driving the swing frame to swing, and the first swing roller, the second swing roller and the middle roller are parallel to each other.

Further, be equipped with width control system in the frame, width control system includes two sets of rotary cutter device, and two sets of rotary cutter device are followed the axial distribution of middle roller, each rotary cutter device of group be sliding connection respectively in the frame, rotary cutter device can follow with the axially parallel's of middle roller direction slides, and every rotary cutter device of group includes a rotary cutter respectively, and rotary cutter establishes the side of middle roller.

Further, be equipped with in the frame and keep off the mechanism, keep off the mechanism and be located gypsum board conveying system's top keeps off the mechanism and is located the front side of laminating roller keeps off the mechanism and includes that oscillating piece and swing drive actuating cylinder, and oscillating piece rotate to be connected in the frame, swing drive actuating cylinder connects the frame with between the oscillating piece, swing drive actuating cylinder is used for driving the swing of oscillating piece.

Further, the tensioning roller group comprises a lower limiting roller, and the lower limiting roller is located on the lower side of the right side roller.

The beneficial effects are that:

the automatic PVC film sticking machine is used for automatically sticking a PVC film on a gypsum board, and adopts the principle that a material roller set is used for unreeling a film roll, a tensioning roller set is used for tensioning the film, a gluing system is used for gluing the film, and a gypsum board conveying system is used for conveying the gypsum board. The film is pressed on the gypsum board through the first attaching roller and the second attaching roller, and then the film attaching work is completed. The automatic film pasting machine has the beneficial effects that automatic roll changing work can be realized, and the work efficiency of automatic film pasting work is further improved. The working principle of roll changing is described by taking the left side as a new material roll and the right side as a residual material roll as an example: the film on the residual material roll is tensioned on a tensioning roller group, and the roll changing process comprises the following steps: one end of the film on the new material roll is hung downwards from the position between the left limiting roller and the right limiting roller, the extrusion piece drives the air cylinder to drive the second extrusion piece to move towards the first extrusion piece, so that the new film is pressed on the old film, the hot pressing plate group connects the new film and the old film together, the cutter frame positioned on the right side moves leftwards, and the old film is cut off; thereby completing the roll change work.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic view of a reciprocating drive mechanism;

FIG. 5 is a schematic view of two sets of feed rolls;

FIG. 6 is a schematic view of an oscillating roller assembly;

FIG. 7 is a schematic view showing the distribution positions of two rotary cutters;

FIG. 8 is a schematic view of a refueling mode of the present invention;

in the figure: 1 rack, 2 cutter frame, 3 clamping shaft, 4 left limit roller, 5 right limit roller, 6 blades, 7 first extrusion piece, 8 second extrusion piece, 9 glue coating roller, 10 first laminating roller, 11 sliding frame, 12 first cutter driving cylinder, 13 first cutter, 14 rotating shaft, 15 first servo motor, 16 front synchronous belt, 17 rear synchronous belt, 18 front driving synchronous belt pulley, 19 rear driving synchronous belt pulley, 20 front driven synchronous belt pulley, 21 rear driven synchronous belt pulley, 22 first pressing driving cylinder, 23 first pressing piece, 24 first suction disc driving cylinder, 25 first suction disc piece, 26 connecting frame, 27 second pressing driving cylinder, 28 second pressing piece, 29 second suction disc driving cylinder, 30 second suction disc piece, 31 second cutter driving cylinder, 32 second cutter, 33 extrusion piece, 34 electric hot plate, 35 second laminating roller, 36 glue conveying pipeline, 37 cloth, 38 swing frame, 39 swing frame driving cylinder, 40 first swing roller, 41 second swing roller, 43 middle swing roller, 43 gypsum board driving cylinder, lower limit roller swinging roller connecting piece, 47 rotating system, lower limit roller, 47 rotating cutter driving cylinder, and rotating system.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In describing the present invention, the components that are fixed relative to the frame will be referred to as the frame.

As shown in fig. 1, fig. 2, fig. 3 and fig. 5, an automatic PVC film pasting device for gypsum boards comprises a gypsumboard conveying system 45, a PVC film conveying system, a gluing system and a pasting system. The gypsumboard conveying system 45 is used to convey gypsum boards. The PVC film conveying system comprises aframe 1, a tensioning roller set, acutter frame 2, a hot pressing plate set and two sets of material roller sets. During the film conveying process, all roller parts capable of guiding and tensioning the film can be classified as a part of the tensioning roller group. The material roller set is used for unreeling the PVC film, each material roller set comprises twoclamping shafts 3 which are oppositely arranged, and each material roller set can be used for unreeling a material roll. Each set up a second servo motor in every material roller group, this second servo motor is arranged in driving one of them chuckingaxle 3 in this material roller group and rotates, and then is used for controlling the tensioning degree of unreeling. Twochucking axle 3 that are arranged in same group material roller set are adjustable at the ascending interval of axial, correspond every chucking axle and set up a sharp module, rotate the chucking axle and be connected to the slider of the sharp module that corresponds on, and then control the interval between two relative chucking axles through the drive of sharp module. Theclamping shaft 3 is used for penetrating and sleeving an inner ring of the material roll inner core, and the clamping shaft expands tightly in the material roll inner core after being inflated, so that the material roll and theclamping shaft 3 can rotate synchronously.

As shown in fig. 1 and 2, the tension roller group includes aright stopper roller 5 and alower stopper roller 46. The lower limiting roller is positioned on the lower side of the right roller. The left limitingroller 4 is rotatably connected to the rack, the left limitingroller 4 and the right limitingroller 5 are located below the material roller group (the lower side refers to the relation in the up-down direction and can be a non-right position), thecutter frame 2 is provided with theblade 6, theblade 6 is arranged towards the region between the leftlimiting roller 4 and the right limitingroller 5, and thecutter frame 2 is connected to therack 1 in a sliding mode along the left-right direction (the left-right direction of the cutter frame can be the left-right direction in the horizontal direction and can also be the left-right direction with a certain inclination component). The left limitingroller 4 and the right limitingroller 5 are distributed in a mode that the leftlimiting roller 4 is low and the right limitingroller 5 is high. Two groups ofcutting knife rests 2 are arranged, blades on one group of cutting knife rests are arranged towards the right, and the blades on the group of cutting knife rests can move from left to right to the right side of the left limitingroller 4 and also can move from right to left to the left side of the left limitingroller 4; theblades 6 on the othercutting knife rest 2 in the two groups are arranged towards the left, and theblades 6 on the cutting knife rest can move from right to left to the left side of the right limitingroller 5 and can also move from left to right to the right side of the right limitingroller 5. The rack is fixedly connected with a slide rail, and the cutting knife rest is provided with a slide block matched with the slide rail, so that the cutting knife rest is connected to the rack in a sliding manner.

As shown in fig. 1 and 2, the thermocompression bonding plate group refers to a device for bonding films by heating and pressing. The hot pressing plate set is positioned below thecutter frame 2 and comprises two oppositely arranged extrusion parts, and the two extrusion parts can be relatively close to or far away from each other. For convenience of description and distinction, the two pressing members are defined as a first pressingmember 7 and a second pressing member 8, respectively, and anelectric heating plate 34 for generating heat for the thermal press work is provided on the first pressingmember 7. Thefirst extrusion member 7 is fixed to theframe 1, the second extrusion member 8 is connected to the extrusionmember driving cylinder 33, the extrusionmember driving cylinder 33 is connected to the frame, and the approach and the separation between the two extrusion members are controlled by the extrusionmember driving cylinder 33.

As shown in fig. 1, the gluing system comprises aglue spreader 9, theglue spreader 9 is rotatably arranged on theframe 1, and a tensioning roller set is used for tensioning the PVC film on theglue spreader 9. The laminating system includes the laminating roller, and the laminating roller rotates and sets up inframe 1. The laminating roller is connected with the power device in a transmission mode, so that the laminating roller can rotate actively, for example, the laminating roller is driven by a motor. The laminating roller sets up the upside at gypsum board conveying system, and gypsum board conveying system is used for carrying the gypsum board, and the laminating roller is used for compressing the PVC membrane on the gypsum board. The laminating roller includes first laminatingroller 10 andsecond laminating roller 35, andfirst laminating roller 10 and second are pressed into the roller and are rotated respectively and are connected inframe 1, andfirst laminating roller 10 andsecond laminating roller 35 distribute according to left right direction.

As shown in fig. 1 to 6, the automatic film sticking device is used for automatically sticking a PVC film on a gypsum board, and the automatic film sticking principle includes unwinding a film roll through a material roller set, tensioning the film through a tensioning roller set, gluing the film through a gluing system, and conveying the gypsum board through a gypsumboard conveying system 45. The film is pressed against the gypsum board by thefirst application roller 10 and thesecond application roller 35, and the film application work is completed. The automatic film pasting machine has the beneficial effects that automatic roll changing work can be realized, and further, the work efficiency of automatic film pasting work is improved.

As shown in fig. 6, the operation principle of roll change is described by taking the left side as a new roll and the right side as a remnant roll as an example: the film on the residual material roll is tensioned on a tensioning roller group, and the roll changing process comprises the following steps: one end of the film on the new material roll is hung downwards from the position between the left limitingroller 4 and theright limiting roller 5, the extrusionpiece driving cylinder 33 drives the second extrusion piece 8 to move towards thefirst extrusion piece 7, the new film is pressed on the old film, the new film and the old film are connected together through the hot pressing plate set, thecutter frame 2 on the right side moves leftwards, and the old film is cut off; thereby completing the roll change work.

As shown in fig. 1 and 3, the cutting mechanism includes acarriage 11, a reciprocating drive mechanism, a first cutter driving cylinder 12, and afirst cutter 13. The slidingframe 11 is slidably connected to theframe 1, and the slidingframe 11 can slide on theframe 1 in the left-right direction. The first cutter driving cylinder 12 is connected to thecarriage 11, thefirst cutter 13 is connected to the first cutter driving cylinder 12, the first cutter driving cylinder 12 is used for driving thefirst cutter 13 to move in the up-down direction, and the reciprocating driving mechanism is used for driving thecarriage 11 to reciprocate in the left-right direction. Thefirst cutter 13 can be used to cut the film between two adjacent plasterboards, thereby making the two adjacent plasterboards independent of each other. The reciprocating driving mechanism has the function of ensuring that the movement speed of thefirst cutter 13 in the left and right directions is the same as the conveying speed of the plasterboards when thefirst cutter 13 is used for cutting off the film between two adjacent plasterboards, thereby ensuring the accuracy of the cutting position.

As shown in fig. 1, 3 and 4, the reciprocating driving mechanism includes arotating shaft 14, afirst servo motor 15, a front timing belt 16, arear timing belt 17, a frontdriving timing pulley 18, a reardriving timing pulley 19, a front driven timingpulley 20, and a rear driven timingpulley 21. The rotatingshaft 14 is rotatably connected to theframe 1, and therotating shaft 14 extends in the front-rear direction. The front drivingsynchronous pulley 18 and the rear drivingsynchronous pulley 19 are respectively fixedly connected to therotating shaft 14. The front drivensynchronous pulley 20 is rotatably connected to the front side of theframe 1, and the rear drivensynchronous pulley 21 is rotatably connected to the rear side of theframe 1. The front timing belt 16 is connected between a frontdriving timing pulley 18 and a front driven timingpulley 20, and therear timing belt 17 is connected between a reardriving timing pulley 19 and a rear driven timingpulley 21. The front synchronous belt 16 and the rearsynchronous belt 17 are fixedly connected with connectingpieces 48 respectively, the connecting pieces are fixedly connected onto the slidingframe 11, each connectingpiece 48 comprises a clamping plate, and the clamping plates are used for fixedly connecting the connecting pieces onto the front synchronous belt or the rear synchronous belt. Thefirst servo motor 15 is in transmission connection with the rotatingshaft 14. The rotation of thefirst servo motor 15 is controlled by a program, and the rotation of the front synchronous belt 16 and the rearsynchronous belt 17 is driven, and the sliding of thecarriage 11 is driven. Thefirst servo motor 15 is controlled by a program, so that the frequency, amplitude and speed of the reciprocating motion of the reciprocating driving mechanism can be accurately controlled, and the motion process of the slidingframe 11 and the position of the cutting seam can be accurately controlled.

As shown in fig. 1 and 3, the seam cutting system includes a firstpressing driving cylinder 22, a first pressing member 23, a first suctioncup driving cylinder 24, a firstsuction cup member 25, a connectingframe 26, a second pressing drivingcylinder 27, a second pressingmember 28, a second suctioncup driving cylinder 29, a secondsuction cup member 30, asecond cutter 32 drivingcylinder 31, asecond cutter 32, and a cutting mechanism. A firstpressing drive cylinder 22 is connected to thecarriage 11, and a first pressing member 23 is connected to the firstpressing drive cylinder 22, the firstpressing drive cylinder 22 being configured to drive the first pressing member 23 to move in the up-down direction. A firstchuck driving cylinder 24 is connected to thecarriage 11, and afirst chuck member 25 is connected to the firstchuck driving cylinder 24, the firstchuck driving cylinder 24 for driving the first chuck to move in an up-and-down direction. The connectingframe 26 is fixedly connected to themachine frame 1, the connectingframe 26 and the slidingframe 11 are distributed in the left-right direction, the second pressing drivingcylinder 27 is connected to the connectingframe 26, the secondpressing piece 28 is connected to the second pressing drivingcylinder 27, and the second pressing drivingcylinder 27 is used for driving the secondpressing piece 28 to move in the up-down direction. The secondcutter driving cylinder 31 is connected to the connectingframe 26, thesecond cutter 32 is connected to the secondcutter driving cylinder 31, and the secondcutter driving cylinder 31 is used for driving thesecond cutter 32 to move in the up-and-down direction. The second suctioncup driving cylinder 29 is connected to the connectingframe 26, the secondsuction cup member 30 is connected to the second suctioncup driving cylinder 29, and the second suctioncup driving cylinder 29 is used for driving the second suction cup member to move in the up-and-down direction. The first and

second chuck members

25 and 30 constitute a chuck group located inside the first and

second cutters

13 and 32, and the first and

second cutters

13 and 32 constitute a cutter group located inside the first and secondpressing members 23 and 28. The frame is provided with a take-out port for taking out the cut film. The seam cutting system is used for cutting off a seam connected between the new film and the old film, and the cutting process of the seam is as follows: the gypsumboard conveying system 45 is stopped, the first pressing piece 23 and the secondpressing piece 28 press the film on the gypsum board conveying system, thefirst cutting knife 13 and thesecond cutting knife 32 descend to cut the film between thefirst cutting knife 13 and thesecond cutting knife 32, the firstsuction disc piece 25 and the secondsuction disc piece 30 suck the cut film through negative pressure, then the cut film is lifted to the position opposite to the taking-out opening, and the cut film is taken out from the taking-out opening through a mechanical arm.

As shown in fig. 1, a stop mechanism is provided on theframe 1, and the stop mechanism is located above the gypsumboard conveying system 45 and located on the front side of the laminating roller. The stop mechanism includes a swingingmember 43 and a swingingdrive cylinder 44. The swingingpiece 43 is rotatably connected on theframe 1, and theswinging driving cylinder 44 is connected between theframe 1 and the swingingpiece 43 and is used for driving the swinging of the swinging piece. During the swinging movement of the swingingmember 43, the distance between its free end and the plasterboard conveying system changes. When the spacing between the oscillatingmember 43 and the plasterboard conveying system is insufficient to allow the passage of plasterboards, the oscillating member stops the plasterboards. Theoscillating piece 43 is used to avoid the gypsum boards from stacking when the distance between the free end of theoscillating piece 43 and the gypsum board conveying system is greater than one gypsum board thickness and less than the thickness of two gypsum board stacks. Before the above-described joint cutting work is performed, the gypsum board can be stopped by the stopping mechanism while the gypsum board conveying system is still in operation, thereby leaving a sufficient space for the gypsum board to cut the joint.

As shown in fig. 1, the glue spreading system further includes a gluesolution delivery pipeline 36 and aglue spreading roller 37, theglue spreading roller 9 can actively rotate, theglue spreading roller 37 is rotatably connected to theframe 1, the side surface of the glue spreading roller is extruded on theglue spreading roller 9, and an outlet is arranged at a position of the gluesolution delivery pipeline 36, which is located above the glue spreading roller. This facilitates the even application of glue to the film, and facilitates the assurance of the quality of the film's fit on the gypsum board.

As shown in fig. 1, 6 and 8, theframe 1 is provided with an oscillating roller assembly. The swing roller assembly includes a swing frame 38, a swingframe driving cylinder 39, afirst swing roller 40, asecond swing roller 41, and anintermediate roller 42. The swing frame 38 is rotatably connected to theframe 1. Thefirst swing roller 40 and thesecond swing roller 41 are rotatably connected to the swing frame 38. Theintermediate roller 42 is disposed on the swing frame 38, and theintermediate roller 42 is rotatably connected to the swing frame 38. The axis of theintermediate roller 42 coincides with the axis of rotation of the swing frame 38 on themachine frame 1. A swingframe driving cylinder 39 is connected between the swing frame and theframe 1 for driving the swing frame 38 to swing, and thefirst swing roller 40, thesecond swing roller 41, and theintermediate roller 42 are parallel to each other. The oscillating roller assembly can be used to separate the film conveyed by the invention from theglue applicator roller 9, so that the film is conveyed only without being glued, the principle of the oscillating roller assembly separating the film being conveyed from theglue applicator roller 9 being: the left side of the frame 38 is pressed down and the right side of the frame 38 is lifted up, which in turn presses down the film by means of the secondoscillating roller 41, which in turn causes the separation between the film and theapplicator roller 9. The oscillating roller assembly is able to control whether or not the glue is applied to the film being conveyed.

Claims

1. An automatic PVC membrane sticking device for a gypsum board is characterized by comprising a gypsum board conveying system, a PVC membrane conveying system, a gluing system and a sticking system;

the gluing system comprises a glue spreader, the glue spreader is rotationally arranged on the rack, the tensioning roller group is used for tensioning a PVC film on the glue spreader, the attaching system comprises an attaching roller, the attaching roller is rotationally arranged on the rack, the attaching roller is arranged on the upper side of the gypsum board conveying system, the gypsum board conveying system is used for conveying gypsum boards, and the attaching roller is used for pressing the PVC film on the gypsum boards;

the left limiting roller is low, the right limiting roller is high, and two groups of cutter holders are arranged;

the blades on one group of the cutting knife rests are arranged towards the right and can move from left to right to the right side of the left limiting roller and also can move from right to left to the left side of the left limiting roller;

the blades on the other group of cutter holders are arranged towards the left, can move from the right to the left of the right limiting spoke and can also move from the left to the right of the right limiting spoke.

2. The automatic PVC film pasting device for gypsum boards as claimed in claim 1, wherein the cutting mechanism comprises a sliding frame, a reciprocating driving mechanism, a first cutter driving cylinder and a first cutter, the sliding frame is slidably connected to the frame, the sliding frame can slide on the frame in the left-right direction, the first cutter driving cylinder is connected to the sliding frame, the first cutter is connected to the first cutter driving cylinder, the first cutter driving cylinder is used for driving the first cutter to move in the up-down direction, and the reciprocating driving mechanism is used for driving the sliding frame to reciprocate in the left-right direction.

3. The device as claimed in claim 2, wherein the reciprocating driving mechanism comprises a rotating shaft, a first servo motor, a front synchronous belt, a rear synchronous belt, a front driving synchronous pulley, a rear driving synchronous pulley, a front driven synchronous pulley and a rear driven synchronous pulley, the rotating shaft is rotatably connected to the frame, the rotating shaft extends in a front-rear direction, the front driving synchronous pulley and the rear driving synchronous pulley are respectively connected to the rotating shaft, the first servo motor is in transmission connection with the rotating shaft, the front driven synchronous pulley is rotatably connected to the front side of the frame, the rear driven synchronous pulley is rotatably connected to the rear side of the frame, the front synchronous belt is connected between the front driving synchronous pulley and the front driven synchronous pulley, the rear synchronous belt is connected between the rear driving synchronous pulley and the rear driven synchronous pulley, and the front synchronous belt and the rear synchronous belt are respectively connected to a connecting member which is fixedly connected to the sliding frame.

4. The automatic PVC film pasting device for the gypsum board as claimed in claim 2, which comprises a joint cutting system, wherein the joint cutting system comprises a first pressing driving cylinder, a first pressing piece, a first sucking disc driving cylinder, a first sucking disc piece, a connecting frame, a second pressing driving cylinder, a second pressing piece, a second sucking disc driving cylinder, a second sucking disc piece, a second cutter driving cylinder, a second cutter and the cutting mechanism;

5. The automatic PVC film sticking device for the gypsum board as claimed in claim 1, wherein the sticking rollers comprise a first sticking roller and a second sticking roller, the first sticking roller and the second pressing roller are respectively rotatably connected to the frame, and the first sticking roller and the second sticking roller are distributed in the left-right direction.

6. The automatic PVC membrane device that pastes of gypsum board of claim 1, characterized by, the rubber coating system still includes glue solution conveying pipeline and rubber distribution roller, the rubber distribution roller can initiatively rotate, the rubber distribution roller rotates to be connected in the frame, the side extrusion of rubber distribution roller is in on the rubber distribution roller, glue solution conveying pipeline is equipped with the export in the position department that is located rubber distribution roller top.

7. The device for automatically pasting the PVC film on the gypsum board as claimed in claim 1, wherein the frame is provided with a swing roller assembly, the swing roller assembly comprises a swing frame, a swing frame driving cylinder, a first swing roller, a second swing roller and an intermediate roller, the swing frame is rotatably connected to the frame, the first swing roller and the second swing roller are rotatably connected to the swing frame, the intermediate roller is arranged on the swing frame, the axis of the intermediate roller is coincident with the rotation axis of the swing frame on the frame, the swing frame driving cylinder is connected between the swing frame and the frame for driving the swing frame to swing, and the first swing roller, the second swing roller and the intermediate roller are parallel to each other.

8. The automatic PVC film pasting device for gypsum boards as claimed in claim 7, wherein a width adjusting system is arranged on the frame, the width adjusting system comprises two sets of rotary cutter devices, the two sets of rotary cutter devices are distributed along the axial direction of the middle roller, each set of rotary cutter device is respectively connected to the frame in a sliding manner, the rotary cutter devices can slide along a direction parallel to the axial direction of the middle roller, each set of rotary cutter device comprises a rotary cutter, and the rotary cutters are arranged on the side surfaces of the middle roller.

9. The automatic PVC film pasting device for gypsum boards as claimed in claim 7, wherein a stop mechanism is arranged on the frame, the stop mechanism is positioned above the gypsum board conveying system, the stop mechanism is positioned at the front side of the pasting roller, the stop mechanism comprises a swinging member and a swinging driving cylinder, the swinging member is rotatably connected to the frame, the swinging driving cylinder is connected between the frame and the swinging member, and the swinging driving cylinder is used for driving the swinging of the swinging member.

10. The automatic PVC membrane device of gypsum board of claim 1, wherein said tensioning roller set includes a lower limit roller, said lower limit roller being located on the underside of said right roller.