CN217473951U - Automatic gluing device for paper packaging bag - Google Patents

Abstract

An automatic gluing device for paper packaging bags comprises an uncoiling and coiling device, a gluing table and a gluing mechanism, wherein each uncoiling and coiling device comprises two transmission rollers and a support frame, the transmission rollers are rotatably connected to the support frames and are connected with a first power mechanism, a gap is reserved between the two transmission rollers, packaging paper on packaging roll paper is led out of the gluing table through the gap between the two transmission rollers, the gluing table is provided with a horizontal transmission channel for the packaging paper to pass through, the gluing mechanism comprises a movable plate and a gluing plate which can move up and down, a glue applying plate is arranged below the glue applying plate, a rotatable glue applying roller driven by a second power mechanism is arranged in a glue discharging groove of the glue applying plate, glue in the glue discharging groove is continuously taken out by the glue applying roller by virtue of the rotatable glue applying roller, the movable plate is pressed downwards, and the glue applying plate presses the packaging paper passing above the glue applying roller against the rotatable glue applying roller to apply glue. The utility model discloses can glue in succession, improve the efficiency of wrapping paper glueing.

Description

Automatic gluing device for paper packaging bag

Technical Field

The utility model relates to a apparatus for producing of wrapping bag especially relates to an automatic rubber coating device for paper wrapping bag.

Background

At present, the production of paper packaging bags comprises the steps of coating glue on a strip-shaped packaging paper at certain intervals, folding the packaging paper coated with the glue, hot-pressing, bonding and cutting the glue-coated packaging paper to form a packaging bag with three sides surrounding an opening, wherein the glue coating of the packaging paper is mainly carried out manually or by utilizing a machine to assist manual semi-automatic operation mode, the operation mode is long in time and low in efficiency, the glue coating quality of the packaging bag is not guaranteed, the purchased raw material of the existing packaging bag paper is in a paper roll form, the glue coating mode needs to take out the packaging paper roll of the paper roll and cut the paper roll according to certain length to be laid on a platform for operation, and the automatic operation mode of subsequent glue coating, hot pressing and cutting is not beneficial.

Disclosure of Invention

An object of the utility model is to provide an automatic rubber coating device for paper wrapping bag to replace current manual work process, with production efficiency and the production quality who improves the industry wrapping bag.

In order to achieve the above object, the present invention is realized as follows: an automatic gluing device for paper packaging bags comprises uncoiling and coiling devices arranged at two ends, a gluing platform connected between the uncoiling and coiling devices and a gluing mechanism arranged on the gluing platform, wherein each uncoiling and coiling device comprises two transmission rollers and a support frame, the two transmission rollers are rotatably connected to the upper and lower different height positions of the support frame, the two transmission rollers are connected with a first power mechanism, a gap is reserved between the two transmission rollers, a coiling frame is arranged below one side of the support frame, packaging paper is arranged in the coiling frame, the packaging paper on the packaging paper is led out of the gluing platform through the gap between the two transmission rollers, the gluing platform comprises an upper table top and two baffles, the two baffles are positioned at two sides of the upper table top, and a space enclosed by the two baffles and the upper table top forms a horizontal transmission channel for the packaging paper to pass through, the gluing mechanism comprises a movable plate capable of moving up and down and a gluing plate fixedly connected to the upper plate of the movable plate, a gluing disc is arranged below the gluing plate and in the lower space of the upper table top of the gluing table, the gluing disc comprises a glue discharging groove, a rotatable gluing roller driven by a second power mechanism is arranged in the glue discharging groove, glue in the glue discharging groove is continuously taken out by the gluing roller through the rotatable gluing roller, a gap for the wrapping paper to pass through is reserved between the gluing plate and the gluing roller, the movable plate is pressed down, and the wrapping paper passing through the upper portion of the gluing roller is pressed against the rotatable gluing roller by the gluing plate to be glued.

Preferably, the uncoiling and coiling device further comprises two or more guide rods, the guide rods are arranged on two sides of the transmission rollers on the same horizontal plane, and spaces defined by the guide rods, a gap between the two transmission rollers, the two baffles and the upper table surface are located at the same horizontal height.

Preferably, one side of the gluing table is provided with one or more paper pressing devices, each paper pressing device comprises a paper pressing rod and a pressing sheet fixedly connected to the paper pressing rod, two ends of the paper pressing rod are connected between the two baffle plates of the gluing table, the pressing sheet presses against the packaging paper on the upper table top of the gluing table, and the packaging paper is tiled on the upper table top through the pressing sheet so as to facilitate gluing of the packaging paper.

Preferably, the pressing sheet is a rubber sheet.

Preferably, the pressing sheet is a silica gel sheet.

Preferably, one side of the sizing table is provided with one or more drying devices, each drying device comprises a heat insulation sleeve, a heating plate and a heat pipe, the heating plate seat is nested in the heat insulation sleeve, and the heat pipe penetrates through the heat insulation sleeve from the side edge of the heat insulation sleeve and is inserted into the heating plate. Drying device passes through the wrapping paper of heat pipe heating stoving process, and volatile solvent volatilizees fast and forms dry adhesive tape to the wrapping paper after convenient rubber coating can be rolled up in off-the-shelf packing stock form, and can not bond together.

Preferably, the gluing mechanism further comprises an air cylinder frame, an air cylinder, a positioning rod and a spring, wherein the air cylinder frame is fixedly connected above the two baffles through two ends of the air cylinder, the air cylinder is arranged on the air cylinder frame, two ends of the air cylinder frame are respectively provided with a positioning rod connected to the gluing table, a telescopic rod of the air cylinder penetrates through the air cylinder frame to be connected with the movable plate, two ends of the movable plate are movably connected to the positioning rod, the spring is sleeved outside the positioning rod, and the movable plate can move up and down under the pushing action of the air cylinder and the resetting action of the spring by virtue of the positioning rod, so that the gluing plate is driven to move up and down, and the wrapping paper passing through the gluing roller is abutted against the rotating gluing roller to be glued.

Preferably, the glue applying plate is provided with an overflow groove, an overflow hole is arranged between the overflow groove and the glue discharging groove of the glue applying plate and communicated with each other, the overflow groove is further provided with a glue discharging port, the overflow groove is arranged to prevent redundant glue in the glue discharging groove from overflowing the glue applying plate, and the glue in the overflow groove is discharged out of the glue applying plate through the glue discharging port.

Preferably, the bottom of the sizing disc is also provided with a heating pipe. The heating pipe is positioned below the glue applying roller, and the glue in the glue discharging groove can be guaranteed to be molten by heating through the heating pipe, so that the glue applying roller can conveniently take out the glue in the rotating process, and the glue can be conveniently applied.

Preferably, the first power mechanism includes a first motor and a plurality of gears engaged with each other, the gears are respectively connected to the rotating shafts of the two transmission rollers and the output shaft of the first motor, the rotation of the first motor drives the plurality of gears engaged with each other to rotate, and the two transmission rollers rotate synchronously relative to each other.

Preferably, the second power mechanism comprises a second motor, a first belt pulley, a second belt pulley and a belt, the first belt pulley is connected to one end of the applicator roll, the second belt pulley is connected to an output shaft of the second motor, the first belt pulley and the second belt pulley are connected together through the belt, and the second motor drives the applicator roll to rotate through the belt by starting the second motor.

The utility model discloses, set up the decoiling coiling mechanism of wrapping paper, the packing stock form of purchasing outward decoils earlier through decoiling coiling mechanism and passes through pressure paper device, gluey mechanism, drying device in succession, and the coiling has guaranteed the continuity of rubber coating device in decoiling coiling mechanism at last, makes things convenient for the continuity of the rigging of subsequent wrapping paper, has also made things convenient for the hot pressing of the adhesive tape on the wrapping paper behind the follow-up rigging and the operation that cuts off, has solved the continuous problem of wrapping paper glueing well, has improved the efficiency of wrapping paper glueing.

The utility model discloses a sizing mechanism, the cylinder of setting can be according to the interval time of the start-up of customer's wrapping bag specification demand control cylinder in order to adjust the position interval between the rubber strip of rubber coating on the wrapping paper, and simultaneously, the cylinder can also support the width of pressing the time of wrapping paper on the sizing roller with control adhesive strip through setting up the cylinder, and the sizing is even unified, has guaranteed the promotion of the stability and the quality of gluey product.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic view of the internal space of the present invention.

Fig. 3 is a partially enlarged view of a in fig. 2.

Fig. 4 is a perspective view of the internal structure of the glue applying disc of the glue applying mechanism.

Fig. 5 is a perspective view of the other internal structure of the glue applying disc of the glue applying mechanism.

Fig. 6 is a top view of fig. 4.

Fig. 7 is a front view of fig. 4.

Fig. 8 is a perspective view of the paper pressing device.

Fig. 9 is a perspective view of the drying device.

FIG. 10 is a schematic representation of a wrapper after spreading after sizing.

Wherein: 1-uncoiling and coiling device, 101-support frame, 102-transmission roller, 103-guide rod, 104-coiling frame, 2-gluing table, 201-upper table, 202-lower table, 203-baffle, 204-baffle groove, 3-first power mechanism, 301-gear, 302-first motor, 4-packaging roll paper, 401-packaging paper, 402-glue strip, 5-paper pressing device, 501-paper pressing rod, 502-pressing sheet, 6-gluing mechanism, 601-cylinder, 602-cylinder frame, 602 a-side groove, 603-gluing plate, 604-positioning rod, 605-spring, 606-movable plate, 607-gluing disk, 607 a-glue releasing groove, 607 b-overflow groove, 607 c-heating port, 607 d-overflow hole, 607 e-glue discharging port, 608-applicator roller, 609-second power mechanism, 609 a-first belt pulley, 609 b-second belt pulley, 609 c-belt, 609 d-second motor, 610-heating pipe, 7-drying device, 701-heat insulation sleeve, 702-heating plate, 703-heat pipe, 8-power supply and control panel.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the specific embodiments below.

Referring to fig. 1 and 2, an automatic glue applicator for paper packaging bags comprises an unwinding and winding device 1 arranged at two ends, a glue applying platform 2 connected between the unwinding and winding device 1, and a glue applying mechanism 6 arranged on the glue applying platform 2, wherein each unwinding and winding device 1 comprises two transmission rollers 102 and a support frame 101, the two transmission rollers 102 are connected to two different height positions above and below the support frame 101, the transmission rollers 102 are rotatably connected with the support frame 101, the two transmission rollers 102 are connected with a first power mechanism 3, the first power mechanism 3 realizes the relative synchronous rotation of the two transmission rollers 102, a gap is reserved between the two transmission rollers 102, a winding frame 104 is arranged below one side of the support frame 101, a packaging roll 4 is arranged in the winding frame 104, a packaging paper 401 on the packaging roll 4 is led out of the glue applying platform 2 through the gap between the two transmission rollers 102, and the glue applying platform 2, the device comprises an upper table surface 201 and two baffle plates 203, wherein the two baffle plates 203 are positioned at two sides of the upper table surface 201, a horizontal transmission channel for the packaging paper 401 to pass through is formed by the two baffle plates 203 and the upper table surface 201, in order to better realize the leading-out and winding of the packaging paper 401 of the packaging roll paper 4, the uncoiling and winding device 1 is also provided with two or more guide rods 103, the guide rods 103 are arranged at two sides of a transmission roller 102 on the same horizontal plane, the packaging paper 401 on the packaging roll paper 4 can be favorably uncoiled and led out to the transmission roller 102 through the guide rods 103, the packaging paper 401 can be favorably guided and wound on the finished packaging roll paper 4 through the guide rods 103, a gap between the guide rods 103 and the two transmission rollers 102 and a space defined by the two baffle plates 203 and the upper table surface 201 are at the same horizontal height, a glue applying mechanism 6 comprises a movable plate 606 and a glue applying plate 603, a glue applying disc 607 is arranged below the glue applying plate 603 and in the lower space of the upper table 201 of the glue applying table 2, the glue applying disc 607 comprises a glue discharging groove 607a, a rotatable glue applying roller 608 driven by a second power mechanism 609 is arranged in the glue discharging groove 607a, glue in the glue discharging groove 607a is continuously taken out by the glue applying roller 608 by the rotatable glue applying roller 608, a gap for the wrapping paper 401 to pass through is reserved between the glue applying plate 603 and the glue applying roller 608 on the same horizontal plane with the horizontal conveying channel, therefore, the wrapping paper 401 led out from the wrapping paper 4 is horizontally guided between the conveying rollers 102 by the guide rod 103, the wrapping paper 401 is conveyed by the conveying rollers 102 through the relative synchronous rotation, the wrapping paper 401 passes through the upper table 201 of the glue applying table 2 and continuously passes above the glue applying roller 608, the movable plate 606 is pressed downwards, the glue applying plate 603 presses the wrapping paper 401 passing above the glue applying roller 608 against the rotatable glue applying roller 608, the sized packaging paper 401 is wound on the finished packaging roll paper 4 through the upper table surface 201 of the sizing table 2 and the guide rod 103.

Referring to fig. 2 and 3, the moving plate 606 of the glue applying mechanism 6 moves up and down to be driven by the cylinder 601, the glue applying mechanism 6 comprises a cylinder frame 602, a cylinder 601, a positioning rod 604 and a spring 605, the cylinder frame 602 is fixedly connected above the two baffles 203 through two ends thereof, the cylinder 601 is arranged on the cylinder frame 602, two ends of the cylinder frame 602 are respectively provided with a positioning rod 604 to be connected to the glue applying platform 2, in the concrete implementation, two sides of the cylinder frame 602 are provided with side grooves 602a for accommodating the positioning rod 604, correspondingly, baffle grooves 204 are arranged at corresponding positions of the baffles 203, in a space formed by the baffle grooves 204 and the side grooves 602a, two ends of the positioning rod 604 are respectively connected to the cylinder frame 602 and the glue applying platform 2, the telescopic rod of the cylinder 601 is connected with the moving plate 606 through the cylinder frame 602, two ends of the moving plate 606 are provided with openings to be matched with the positioning rod 604, and the moving plate 606 is capable of moving up and down on the positioning rods 604 at two ends, a spring 605 is sleeved outside the positioning rod 604, wherein one end of the spring 605 is connected to the glue applying platform 2, the other end of the spring 605 is connected below the movable plate 606, and by positioning of the positioning rod 604, under the pushing action of the cylinder 601 and the resetting action of the spring 605, the movable plate 606 can move up and down, and thereby the glue applying plate 603 can move up and down, so that the glue applying plate 603 presses the wrapping paper 401 passing over the glue applying roller 608 against the rotating glue applying roller 608 for glue application.

Referring to fig. 4 to 7, the internal structure of the glue applying tray 607 of the present embodiment is disclosed, the glue applying tray 607 includes a glue discharging groove 607a and an overflow groove 607b, an overflow hole 607d is provided between the overflow groove 607b and the glue discharging groove 607a, the overflow hole 607d is provided at a height not higher than the lower part of the rotation axis of the glue applying roller 608 of the glue applying tray 607, so as to ensure that the glue in the glue discharging groove 607a is not higher than the rotation axis of the glue applying roller 608, and prevent the glue from flowing to the rotation axis of the glue applying roller 608 and affecting the rotation of the glue applying roller 608, the overflow groove 607b is provided with a glue discharging port 607e, the glue in the overflow groove 607b is discharged out of the glue applying tray 607 through the glue discharging port 607e, in order to melt and preserve the heat of the glue, the bottom of the glue applying tray 607 is further provided with a heating pipe 610, the heating pipe 610 is provided below the glue applying roller 608, two ends of the heating pipe 610 are extended out from the heating port 607c of the serpentine glue applying tray 607 to be electrically connected to the external power supply and the control panel 8, the applicator roller 608 is mounted so that the outer edge side of the applicator roller 608 is higher than the upper portion of the applicator disc 607, and at the same time, the outer edge side of the applicator roller 608 after the applicator disc 607 is mounted on the applicator station 2 is lower than the level of the wrapper 401 passing inside the applicator mechanism 6, ensuring that the glue carried by the applicator roller 608 does not spread on the wrapper 401 when the wrapper 401 passes through the applicator mechanism 6 and when the air cylinder 601 is not actuated to press down the applicator plate 603.

By adopting the technical scheme, the starting interval time of the air cylinder 601 can be controlled to adjust the position interval between the rubber strips 402 of the rubber coating on the packaging paper 401, and meanwhile, the air cylinder 601 can also support the time of the packaging paper 401 on the applicator roll 608 by arranging the air cylinder 601 to control the width of the rubber strips 402, so that the glue applying machine is convenient and practical.

Referring to fig. 8, in order to better control the uniformity and flatness of the wrapping paper 401 and the adhesive tape 402 during the gluing process, a paper pressing device 5 is disposed on one side of the gluing table 2, the paper pressing device 5 is located at the gluing front end of the wrapping paper 401 on the gluing table 2, the paper pressing device 5 includes a paper pressing rod 501 and a pressing sheet 502 fixedly connected to the paper pressing rod 501, two ends of the paper pressing rod 501 are fixed between two baffles 203 of the gluing table 2, the pressing sheet 502 presses the wrapping paper 401 on the upper table 201 of the gluing table 2, the wrapping paper 401 is flatly laid on the upper table 201 through the pressing sheet 502 to facilitate the gluing of the wrapping paper 401, in a preferred embodiment, the pressing sheet 502 may be an elastic rubber sheet, and through the elastic rubber sheet, the pressing sheet 502 may press the wrapping paper 401 with a proper pressure, thereby realizing the flatness of the unfolded wrapping paper 401 and ensuring the uniform and flat gluing, especially the pressing sheet 502 is a silica gel sheet, the packaging paper 401 can obtain better flattening effect, the paper pressing device 5 can be provided with one or more than one, especially two or more than two, and the packaging paper 401 can be flattened for a plurality of times through the paper pressing device 5 to permanently flatten the packaging paper 401.

Referring to fig. 9, in order to better control the rolling of the glued packaging paper 401, a drying device 7 is arranged on one side of the gluing station 2, the drying device 7 is arranged at the gluing rear end of the packaging paper 401 on the gluing station 2, the drying device 7 comprises a heat insulating sleeve 701, a heating plate 702 and a heat pipe 703, the heat pipe 702 is nested in the heat insulating sleeve 701, the heat pipe 703 penetrates through the heat insulating sleeve 701 from the side edge of the heat insulating sleeve 701 and is inserted into the heating plate 702, one or more than one, especially two or more than two drying devices 7 are arranged on the packaging paper 401, the packaging paper 401 is dried for multiple times through the drying device 7, and the volatile solvent of the adhesive tape 402 coated on the packaging paper 401 is quickly volatilized to form a dry adhesive tape 402, so that the glued packaging paper 401 can be rolled on the finished packaging paper 4 conveniently and cannot be bonded together.

In this embodiment, the first power mechanism 3 provides a rotating power for the transmission rollers 102, the first power mechanism 3 includes a first motor 302 and a plurality of gears 301 engaged with each other, the gears 301 are respectively connected to the rotating shafts of the two transmission rollers 102 and the output shaft of the first motor 302, and the rotation of the first motor 302 drives the plurality of gears 301 engaged with each other to rotate, thereby realizing the relative synchronous rotation of the two transmission rollers 102, and realizing the continuous transmission of the wrapping paper 401 by the rotation of the transmission rollers 102.

In this embodiment, the second power mechanism 609 provides a rotating power for the applicator roller 608, the second power mechanism 609 includes a second motor 609d, a first belt pulley 609a, a second belt pulley 609b and a belt 609c, the first belt pulley 609a is connected to one end of the applicator roller 608, the second belt pulley 609b is connected to an output shaft of the second motor 609d, and the first belt pulley 609a and the second belt pulley 609b are connected together through the belt 609c, and the second motor 609d drives the applicator roller 608 to rotate through the belt 609c by starting the second motor 609 d.

In this embodiment, the power control and drying device 7 of the first power mechanism 3 and the second power mechanism 609, and the heating control of the heating pipe 610 of the glue applying mechanism 6 and the start control of the air cylinder 601 are integrated in the power and control panel 8, and the power and control panel 8 is disposed between the upper table surface 201 and the lower table surface 202 of the glue applying table 2.

The glued packaging paper 401 is taken out and rolled on the finished packaging roll paper 4 by a plurality of continuous-interval adhesive tape 402 packaging papers and referring to fig. 10, and the finished packaging roll paper 4 can be conveniently folded, bonded and cut into packaging bags with three sides surrounding one opening continuously.

The above embodiments only express the embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (10)

1. The utility model provides an automatic rubber coating device for paper wrapping bag which characterized in that: the glue applying platform comprises an upper table board and two baffle plates, the two baffle plates are positioned at two sides of the upper table board, a space enclosed by the two baffle plates and the upper table board forms a horizontal transmission channel for the packaging paper to pass through, and the glue applying mechanism is arranged on the glue applying platform, the glue applying device comprises a movable plate capable of moving up and down and a glue applying plate fixedly connected to the movable plate, wherein a glue applying disc is arranged below the glue applying plate and in the lower space of an upper table top of a glue applying table, the glue applying disc comprises a glue placing groove, a rotatable glue applying roller driven by a second power mechanism is arranged in the glue placing groove, glue in the glue placing groove is continuously taken out by the glue applying roller by virtue of the rotatable glue applying roller, a gap for passing through packing paper is reserved on the glue applying plate and the glue applying roller, the gap is on the same horizontal plane with the horizontal transmission channel, the movable plate is pressed down, and the packing paper passing through the glue applying plate is pressed against the rotatable glue applying roller to be coated with glue.

2. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: the uncoiling and coiling device further comprises two or more guide rods, the guide rods are arranged on two sides of the transmission rollers on the same horizontal plane, and spaces formed by the guide rods, the gaps between the two transmission rollers, the two baffles and the upper table surface are located at the same horizontal height.

3. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: one side of the gluing table is provided with one or more paper pressing devices, each paper pressing device comprises a paper pressing rod and a pressing sheet fixedly connected to the paper pressing rod, the two ends of the paper pressing rod are connected between the two baffles of the gluing table, the pressing sheet is pressed against the packaging paper on the upper table top of the gluing table, and the packaging paper is tiled on the upper table top through the pressing sheet.

4. The automatic gluing device for paper packaging bags according to claim 3, characterized in that: the pressing sheet is a rubber sheet.

5. The automatic gluing device for paper packaging bags according to claim 4, characterized in that: the pressing sheet is a silica gel sheet.

6. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: one side of the gluing table is also provided with one or more than one drying device, each drying device comprises a heat insulation sleeve, a heating plate and a heat pipe, the heating plate base is nested in the heat insulation sleeve, and the heat pipe penetrates through the heat insulation sleeve from the side edge of the heat insulation sleeve and is inserted into the heating plate.

7. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: the gluing mechanism further comprises an air cylinder frame, an air cylinder, a positioning rod and a spring, wherein the air cylinder frame is fixedly connected above the two baffles through two ends of the air cylinder, the air cylinder is arranged on the air cylinder frame, two ends of the air cylinder frame are respectively provided with a positioning rod connected to the gluing table, a telescopic rod of the air cylinder penetrates through the air cylinder frame and is connected with the movable plate, two ends of the movable plate are movably connected to the positioning rod, the spring is sleeved outside the positioning rod, and the movable plate can move up and down under the pushing action of the air cylinder and the resetting action of the spring under the positioning action of the positioning rod.

8. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: the glue applying disc is provided with an overflow groove, an overflow hole is arranged between the overflow groove and the glue discharging groove of the glue applying disc and communicated with each other, the overflow groove is also provided with a glue discharging opening, and the bottom of the glue applying disc is also provided with a heating pipe.

9. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: the first power mechanism comprises a first motor and a plurality of gears meshed with each other, the gears are respectively connected to the rotating shafts of the two transmission rollers and the output shaft of the first motor, the gears meshed with each other are driven to rotate by the rotation of the first motor, and the two transmission rollers rotate synchronously relative to each other.

10. The automatic gluing device for paper packaging bags according to claim 1, characterized in that: the second power mechanism comprises a second motor, a first belt pulley, a second belt pulley and a belt, the first belt pulley is connected to one end of the applicator roll, the second belt pulley is connected to an output shaft of the second motor, the first belt pulley and the second belt pulley are connected together through the belt, and the second motor drives the applicator roll to rotate through the belt by starting the second motor.

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