阅读说明：本技术 一种淋膜复合纸切割用的进纸装置 (Paper feeding device for cutting laminated composite paper ) 是由 冷柏平 冷柏华 赵强 于 2019-08-07 设计创作，主要内容包括：本发明公开了一种淋膜复合纸切割用的进纸装置,包括进纸支撑底座与纸卷安装架,所述进纸支撑底座的上端外表面固定连接有引导工作外壳,所述引导工作外壳的一侧外表面设置有限位卡扣机构,所述纸卷安装架的前端外表面设置有纸卷置放架,所述纸卷安装架的上端外表面设置有便捷纸圈安装辊,所述纸卷安装架位于进纸支撑底座的前端。本发明通过便捷纸圈安装辊,避免淋膜复合纸卷在进纸的过程中出现卡顿的情况,有利于人们的使用,通过限位卡扣机构,可以限制束缚住导气管与数据电源线的摆放位置,避免影响整个装置的正常工作,通过纸卷置放架,可以节省人们的工作时间,有利于人们的使用。(The invention discloses a paper feeding device for cutting laminated composite paper, which comprises a paper feeding supporting base and a paper roll mounting frame, wherein the outer surface of the upper end of the paper feeding supporting base is fixedly connected with a guiding working shell, the outer surface of one side of the guiding working shell is provided with a limiting buckle mechanism, the outer surface of the front end of the paper roll mounting frame is provided with a paper roll placing frame, the outer surface of the upper end of the paper roll mounting frame is provided with a convenient paper ring mounting roller, and the paper roll mounting frame is positioned at the front end of the paper feeding supporting base. The convenient paper ring installation roller is used for avoiding the phenomenon that the laminated composite paper roll is blocked in the paper feeding process, so that the use of people is facilitated, the limiting buckle mechanism can limit the arrangement positions of the air guide tube and the data power line, the influence on the normal work of the whole device is avoided, the working time of people can be saved through the paper roll placement frame, and the use of people is facilitated.)

1. The utility model provides a drench paper feed arrangement of membrane composite paper cutting usefulness, includes paper feed support base (1) and scroll mounting bracket (9), its characterized in that: the paper feed supports upper end outer fixed surface of base (1) and is connected with guide work shell (10), one side surface of guide work shell (10) is provided with spacing buckle mechanism (4), the front end surface of scroll mounting bracket (9) is provided with scroll place frame (7), the upper end surface of scroll mounting bracket (9) is provided with convenient paper winding installation roller (2), scroll mounting bracket (9) are located the front end that the paper feed supported base (1).

2. The paper feeding device for cutting laminated composite paper according to claim 1, wherein: the middle part of convenient paper ring installation roller (2) is provided with scroll installation main roller rod (21), the equal fixedly connected with installation rolling post (24) of both ends surface of scroll installation main roller rod (21), the surface of installation rolling post (24) is provided with ball bearing cover (23), the surface of ball bearing cover (23) is provided with hexagonal installation post section of thick bamboo (22), the one end surface of installation rolling post (24) is provided with and lifts handle installation inserted column (25), the one end external fixed connection who lifts handle installation inserted column (25) lifts handle (26) of scroll, it has seted up hexagonal location jack to lift between handle installation inserted column (25) and installation rolling post (24), it rolls through hexagonal location jack and can dismantle with one side surface of installation post (24) to lift the other end surface of handle installation inserted column (25), the one end surface that the scroll lifted handle (26) is through lifting handle installation inserted column (25) and installation rolling post (24) to lift one side surface and can dismantle and be connected The outer surface of one end of the paper roll lifting handle is detachably connected, the inner surface of the hexagonal mounting column sleeve (22) is movably connected with the outer surface of the mounting rolling column (24) through a ball bearing sleeve (23), and the number of the paper roll lifting handles (26) is two.

3. The paper feeding device for cutting laminated composite paper according to claim 1, wherein: the upper end of the limiting buckle mechanism (4) is provided with a limiting clamp (41), the lower end outer surface of the limiting clamp (41) is fixedly connected with a limiting movable gear (42), the outer surface of the limiting movable gear (42) is provided with an adsorption mounting block (43), the lower end outer surface of the adsorption mounting block (43) is provided with a permanent magnetic adsorption block (46), the peripheral outer surface of the adsorption mounting block (43) is fixedly connected with an installation pasting block (44), the lower end outer surface of the installation pasting block (44) is provided with a nanometer double faced adhesive tape (45), a limiting clamp gear ring is arranged between the limiting movable gear (42) and the adsorption mounting block (43), the outer surface of the limiting movable gear (42) is movably connected with the inner surface of the adsorption mounting block (43) through the limiting clamp gear ring, the lower end outer surface of the limiting clamp (41) is movably connected with the upper end outer surface of the adsorption mounting block (43) through the limiting movable gear (, the mounting groove has been seted up between permanent magnetism adsorption block (46) and absorption installation piece (43), the upper end surface of permanent magnetism adsorption block (46) passes through the mounting groove and adsorbs the lower extreme surface fixed connection of installation piece (43), the quantity of spacing buckle mechanism (4) is a plurality of groups.

4. The paper feeding device for cutting laminated composite paper according to claim 1, wherein: the paper roll placing frame is characterized in that a paper roll placing plate (71) is arranged in the middle of the paper roll placing frame (7), a positioning inserting strip (73) is fixedly connected to the outer surface of the lower end of the paper roll placing frame (7), limiting installation clamping blocks (72) are fixedly connected to the outer surfaces of two sides of the paper roll placing plate (71), a paper roll placing groove (74) is formed in the outer surface of the upper end of the paper roll placing plate (71), and the number of the limiting installation clamping blocks (72) is eight.

5. The paper feeding device for cutting laminated composite paper according to claim 1, wherein: the paper feed supports the front end surface fixed mounting of base (1) and has guide link (16), the upper end of guide link (16) is provided with and separates shelves shell (8), it installs control motor case (12) to separate one side surface fixed mounting of shelves shell (8), one side surface fixed mounting that the paper feed supported base (1) has motor main tank (13), the rear end surface of motor main tank (13) is provided with installation draw-in groove piece (17), the both sides surface of motor main tank (13) all is provided with fixed mounting board (18), the front end surface of motor main tank (13) is provided with main tank door (15).

6. The paper feeding device for cutting laminated composite paper according to claim 1, wherein: the device comprises a separation shell (8), and is characterized in that a working cylinder (5) is fixedly arranged on the outer surface of the upper end of the separation shell (8), an air guide pipe (6) is fixedly connected to the outer surface of one side of the working cylinder (5), a controller (3) is fixedly connected to the outer surface of one end of the air guide pipe (6), a guide working shell (10) is fixedly arranged on the outer surface of one side of the controller (3), and a guide roller (11) is arranged on the outer surface of one side of the guide working shell (10.

7. The paper feeding device for cutting laminated composite paper according to claim 3, wherein: spacing mounting groove has been seted up between location cutting (73) and scroll mounting bracket (9), the surface of location cutting (73) can be dismantled through the front end surface of spacing mounting groove and scroll mounting bracket (9) and be connected, the surface of air duct (6) can be dismantled with the middle part surface of spacing card (41) and be connected, the surface of permanent magnetism adsorption block (46) can be dismantled with the surface of guide work shell (10) and be connected, the lower extreme surface of piece (44) is pasted in the installation can be dismantled through the surface of nanometer double faced adhesive tape (45) and guide work shell (10) and be connected.

8. The paper feeding device for cutting laminated composite paper according to claim 1, wherein: spacing fixed apron (14) are provided with the installation cutting with scroll mounting bracket (9), the lower extreme surface of spacing fixed apron (14) can be dismantled through the installation cutting and the upper end surface of scroll mounting bracket (9) and be connected, be provided with fixed connection frame between scroll mounting bracket (9) and guide link (16), the rear end surface of scroll mounting bracket (9) can be dismantled through the front end surface of fixed connection frame and guide link (16) and be connected.

Technical Field

The invention relates to the field of paper feeding devices, in particular to a paper feeding device for cutting laminated composite paper.

Background

a paper feeding device for cutting laminated composite paper is a device for feeding composite paper used in cutting laminated composite paper, is convenient to use and widely used, but with the development of the modern science and technology, the functional requirements of people on the paper feeding device for cutting laminated composite paper are higher and higher.

In the using process, the paper feeding device for cutting the laminated composite paper can complete the following operations: people can control the laminated composite paper to ensure that the laminated composite paper can be smoothly fed into a device for cutting the composite paper before the laminated composite paper is cut into a finished product.

Although the existing paper feeding device for cutting the laminated composite paper has a simple structure and is convenient to use, the existing paper feeding device for cutting the laminated composite paper has a single function, the existing paper feeding device for cutting the laminated composite paper is inconvenient to install and work on a laminated composite paper winding drum in the use process, and has certain inconvenience.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides a paper feeding device for cutting laminated composite paper, which can effectively solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the paper feeding support device comprises a paper feeding support base and a paper roll mounting frame, wherein a guide working shell is fixedly connected to the outer surface of the upper end of the paper feeding support base, a limiting buckle mechanism is arranged on the outer surface of one side of the guide working shell, a paper roll placing frame is arranged on the outer surface of the front end of the paper roll mounting frame, a convenient paper roll installing roller is arranged on the outer surface of the upper end of the paper roll mounting frame, and the paper roll mounting frame is located at the front end of the paper.

Preferably, a paper roll installation main roller rod is arranged in the middle of the convenient paper ring installation roller, installation rolling columns are fixedly connected to the outer surfaces of two ends of the paper roll installation main roller rod, a ball bearing sleeve is arranged on the outer surface of each installation rolling column, a hexagonal installation column sleeve is arranged on the outer surface of each ball bearing sleeve, a lifting handle installation inserting column is arranged on the outer surface of one end of each installation rolling column, a paper roll lifting handle is fixedly connected to the outer surface of one end of each lifting handle installation inserting column, a hexagonal positioning insertion hole is formed between each lifting handle installation inserting column and each installation rolling column, the outer surface of the other end of each lifting handle installation inserting column is detachably connected with the outer surface of one side of each installation rolling column through the hexagonal positioning insertion holes, the outer surface of one end of each paper roll lifting handle is detachably connected with the outer surface of one end of each installation rolling column through the lifting handle installation inserting column, the inner surfaces of the hexagonal installation column sleeves are movably, the number of the paper roll lifting handles is two.

preferably, the upper end of the limiting buckle mechanism is provided with a limiting card, the outer surface of the lower end of the limiting card is fixedly connected with a limiting movable gear, the outer surface of the limiting movable gear is provided with an adsorption installation block, the outer surface of the lower end of the adsorption installation block is provided with a permanent magnetic adsorption block, the outer surfaces of the periphery of the adsorption installation block are fixedly connected with an installation sticking block, the outer surface of the lower end of the installation sticking block is provided with a nanometer double faced adhesive tape, a limiting card gear ring is arranged between the limiting movable gear and the adsorption installation block, the outer surface of the limiting movable gear is movably connected with the inner surface of the adsorption installation block through the limiting card gear ring, the outer surface of the lower end of the limiting card is movably connected with the outer surface of the upper end of the adsorption installation block through the limiting movable gear, a mounting groove is formed between the permanent magnetic adsorption block and the adsorption installation, the number of the limiting buckle mechanisms is a plurality of groups.

preferably, the middle part of the paper roll placing frame is provided with a paper roll placing plate, the outer surface of the lower end of the paper roll placing frame is fixedly connected with a positioning inserting strip, the outer surfaces of two sides of the paper roll placing plate are fixedly connected with limiting installation clamping blocks, the outer surface of the upper end of the paper roll placing plate is provided with a paper roll placing groove, and the number of the limiting installation clamping blocks is eight.

Preferably, the paper feed supports the front end fixed surface of base and installs the guide link, the upper end of guide link is provided with and separates the shelves shell, it has the control motor case to separate one side fixed surface of shelves shell and install, one side fixed surface that the base was supported in the paper feed installs the motor owner case, the rear end surface of motor owner case is provided with the installation draw-in groove piece, the both sides surface of motor owner case all is provided with fixed mounting panel, the front end surface of motor owner case is provided with the main case chamber door.

Preferably, a working cylinder is fixedly mounted on the outer surface of the upper end of the separation shell, an air guide tube is fixedly connected to the outer surface of one side of the working cylinder, a controller is fixedly connected to the outer surface of one end of the air guide tube, a guide working shell is fixedly mounted on the outer surface of one side of the controller, and a guide roller is arranged on the outer surface of one side of the guide working shell.

preferably, spacing mounting groove has been seted up between location cutting and the scroll mounting bracket, the surface of location cutting can be dismantled through the front end surface of spacing mounting groove and scroll mounting bracket and be connected, the surface of air duct can be dismantled with the middle part surface of spacing card and be connected, the surface that the permanent magnetism adsorbs the piece can be dismantled with the surface of guide work shell and be connected, the lower extreme surface of piece is pasted in the installation can be dismantled through the surface of nanometer double faced adhesive tape and guide work shell and be connected.

Preferably, spacing fixed cover plate is provided with the installation cutting with the scroll mounting bracket, the lower extreme surface of spacing fixed cover plate can be dismantled through the installation cutting and be connected with the upper end surface of scroll mounting bracket, be provided with fixed connection frame between scroll mounting bracket and the guide link, the rear end surface of scroll mounting bracket can be dismantled through fixed connection frame and guide link's front end surface and be connected.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the convenient paper ring installation roller, people sleeve the laminating composite paper roll on the convenient paper ring installation roller, people lift two groups of paper roll lifting handles to be distributed and inserted into the installation rolling column through the lifting handle installation insertion column, people lift the laminating composite paper roll through the paper roll lifting handles and clamp the hexagonal installation column cylinders at two ends of the paper roll installation main roller rod in the upper end installation clamping groove of the paper roll installation frame, people install the limiting fixed cover plate, and can ensure the rotary paper feeding of the laminating composite paper roll through the direct movement of the installation rolling column and the hexagonal installation column cylinders through the ball bearing sleeve, so that the blocking phenomenon is avoided, and the use of people is facilitated.

2. According to the invention, through the limiting buckle mechanism, people can tie the air duct and the data power line inside the limiting card, and then adhere the air duct and the data power line on the outer surface of the guiding working shell through the permanent magnet adsorption block and the nanometer double faced adhesive tape in an adsorption manner, so that the arrangement positions of the air duct and the data power line are limited, the air duct and the data power line are prevented from being placed in disorder due to the toughness characteristics of the air duct and the data power line to influence the guiding transmission of the laminated composite paper and the work of the guiding roller, and people can rotate through the limiting movable gear to prevent the air duct or the data power line from being bent.

3. according to the invention, through the paper roll placing frame, people can clamp the paper roll placing plate on the paper roll installing frame through the limiting installation clamping block and the positioning inserting strip, people place the laminated composite paper roll in the paper roll placing groove, and when the laminated composite paper roll at the upper end of the paper roll installing frame is used up, the laminated composite paper roll on the paper roll placing groove can be replaced in time, so that the work of people is saved, and the use of people is facilitated.

Drawings

FIG. 1 is a general view of the present invention;

FIG. 2 is a side view of the roll mount 9 of FIG. 1 in accordance with the present invention;

FIG. 3 is a side view of the present invention;

Fig. 4 is a schematic structural view of the motor main box 13 in fig. 1 according to the present invention;

FIG. 5 is a schematic structural view of the convenient loop mounting roll 2 of FIG. 1 in accordance with the present invention;

FIG. 6 is a cross-sectional view of the positive stop buckle mechanism 4 of FIG. 1 in accordance with the present invention;

FIG. 7 is a schematic structural view of the paper roll shelf 7 of FIG. 1 according to the present invention;

In the figure: 1. a paper feeding supporting base; 2. the roller is installed on the paper ring conveniently; 21. a main roller rod is installed on the paper roll; 22. the column casing is arranged on the six sides; 23. a ball bearing housing; 24. mounting a rolling column; 25. the lifting handle is provided with an inserting column; 26. lifting a handle by the paper roll; 3. a controller; 4. a limiting buckle mechanism; 41. a limiting card; 42. a limiting movable gear; 43. adsorbing the mounting block; 44. installing the sticking block; 45. nano double-sided adhesive tape; 46. a permanent magnetic adsorption block; 5. a working cylinder; 6. an air duct; 7. a paper roll placing frame; 71. a paper roll placing plate; 72. a clamping block is installed in a limiting way; 73. positioning the cutting; 74. a paper roll placing groove; 8. a barrier housing; 9. a paper roll mounting frame; 10. a pilot working housing; 11. a guide roller; 12. controlling a motor box; 13. a motor main box; 14. a cover plate is limited and fixed; 15. a main box door; 16. a guide link; 17. installing a clamping groove block; 18. and fixing the mounting plate.

Detailed Description

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

Referring to fig. 1-7, the present invention provides a technical solution: support base 1 and scroll mounting bracket 9 including the paper feed, the paper feed supports the upper end external surface fixedly connected with guide work shell 10 of base 1, one side surface of guide work shell 10 is provided with spacing buckle mechanism 4, the front end surface of scroll mounting bracket 9 is provided with the scroll and places frame 7, the upper end surface of scroll mounting bracket 9 is provided with convenient paper winding installation roller 2, scroll mounting bracket 9 is located the front end that the paper feed supported base 1.

in the embodiment, preferably, the paper roll installation main roller rod 21 is arranged in the middle of the convenient paper ring installation roller 2, the outer surfaces of two ends of the paper roll installation main roller rod 21 are fixedly connected with installation rolling columns 24, the outer surface of the installation rolling column 24 is provided with a ball bearing sleeve 23, the outer surface of the ball bearing sleeve 23 is provided with a hexagonal installation column sleeve 22, the outer surface of one end of the installation rolling column 24 is provided with a lifting handle installation inserting column 25, the outer surface of one end of the lifting handle installation inserting column 25 is fixedly connected with a paper roll lifting handle 26, a hexagonal positioning insertion hole is formed between the lifting handle installation inserting column 25 and the installation rolling column 24, the outer surface of the other end of the lifting handle installation inserting column 25 is detachably connected with the outer surface of one side of the installation rolling column 24 through the hexagonal positioning insertion hole, the outer surface of one end of the paper roll lifting handle 26 is detachably connected with the outer surface of one end of the installation rolling column 24 through the lifting handle installation, the inner surface of the hexagonal mounting cylinder 22 is movably connected with the outer surface of the mounting rolling column 24 through a ball bearing sleeve 23, and the number of the paper roll lifting handles 26 is two.

In this embodiment, preferably, the upper end of the limiting buckle mechanism 4 is provided with a limiting clamp 41, the outer surface of the lower end of the limiting clamp 41 is fixedly connected with a limiting movable gear 42, the outer surface of the limiting movable gear 42 is provided with an adsorption installation block 43, the outer surface of the lower end of the adsorption installation block 43 is provided with a permanent magnetic adsorption block 46, the peripheral outer surface of the adsorption installation block 43 is fixedly connected with an installation sticking block 44, the outer surface of the lower end of the installation sticking block 44 is provided with a nanometer double-faced adhesive tape 45, a limiting clamping ring gear is arranged between the limiting movable gear 42 and the adsorption installation block 43, the outer surface of the limiting movable gear 42 is movably connected with the inner surface of the adsorption installation block 43 through the limiting clamping ring gear, the outer surface of the lower end of the limiting clamp 41 is movably connected with the outer surface of the upper end of the adsorption installation block 43 through the limiting movable, the upper end surface of the permanent magnetic adsorption block 46 is fixedly connected with the lower end surface of the adsorption installation block 43 through an installation groove, and the number of the limit buckle mechanisms 4 is a plurality of groups.

Can save people's operating time, in this embodiment, preferred, the middle part that the frame 7 was place to the scroll is provided with scroll and places board 71, and the lower extreme external surface fixedly connected with location cutting 73 of frame 7 is placed to the scroll, and the equal fixedly connected with spacing installation fixture block 72 of both sides surface of scroll place board 71, scroll standing groove 74 has been seted up to the upper end surface that the board 71 was placed to the scroll, and the quantity of spacing installation fixture block 72 is eight groups.

in order to ensure the guiding and transferring of the laminated composite paper, in this embodiment, preferably, a guiding connection frame 16 is fixedly installed on the outer surface of the front end of the paper feeding supporting base 1, a separation shell 8 is arranged at the upper end of the guiding connection frame 16, a control motor box 12 is fixedly installed on the outer surface of one side of the separation shell 8, a motor main box 13 is fixedly installed on the outer surface of one side of the paper feeding supporting base 1, an installation slot block 17 is arranged on the outer surface of the rear end of the motor main box 13, fixed installation plates 18 are respectively arranged on the outer surfaces of the two sides of the motor main box 13, and a main box door 15 is arranged on the outer surface of the front end.

In order to guarantee various works of the device, in this embodiment, preferably, the upper end outer surface of the separation casing 8 is fixedly provided with a working cylinder 5, one side outer surface of the working cylinder 5 is fixedly connected with an air duct 6, one end outer surface of the air duct 6 is fixedly connected with a controller 3, one side outer surface of the controller 3 is fixedly provided with a guiding working casing 10, and one side outer surface of the guiding working casing 10 is provided with a guiding roller 11.

With the feasibility of realizing this device intention, in this embodiment, it is preferred, spacing mounting groove has been seted up between location cutting 73 and the scroll mounting bracket 9, the surface of location cutting 73 can be dismantled through the front end surface of spacing mounting groove with scroll mounting bracket 9 and be connected, the surface of air duct 6 can be dismantled with spacing card 41's middle part surface and be connected, the surface of permanent magnetism adsorption block 46 can be dismantled with the surface of guide work shell 10 and be connected, the lower extreme surface of piece 44 is pasted in the installation passes through nanometer double faced adhesive tape 45 and can dismantle with the surface of guide work shell 10 and be connected.

In order to guarantee the connection between the guiding connection frame 16 and the paper roll installation frame 9, in this embodiment, preferably, the limiting fixing cover plate 14 and the paper roll installation frame 9 are provided with an installation inserting strip, the lower end outer surface of the limiting fixing cover plate 14 is detachably connected with the upper end outer surface of the paper roll installation frame 9 through the installation inserting strip, a fixing connection frame is arranged between the paper roll installation frame 9 and the guiding connection frame 16, and the rear end outer surface of the paper roll installation frame 9 is detachably connected with the front end outer surface of the guiding connection frame 16 through the fixing connection frame.

The working principle and the using process of the invention are as follows: when people cut the laminated composite paper, the laminated composite paper needs to be guided into the cutting machine, when the laminated composite paper works, the laminated composite paper can be sleeved on the convenient paper ring mounting roller 2, because the laminated composite paper is heavier, people can not conveniently mount the laminated composite paper alone, the convenient paper ring mounting roller 2 which is arranged by people can be inserted into the mounting rolling column 24 through the two paper roll lifting handles 26 by the lifting handle mounting inserting column 25, people can grasp the paper roll lifting handle 26 to lift the paper roll lifting handle into the mounting groove on the paper roll mounting rack 9 and clamp the laminated composite paper into the mounting groove through the six-side mounting column cylinder 22, when the laminated composite paper on the laminated composite paper enters the device, the laminated composite paper can drive the paper roll mounting main roller rod 21 to rotate, the arranged ball bearing sleeve 23 can reduce the friction force between the six-side mounting column 22 and the lifting handle mounting inserting column 25, and avoid the phenomenon that the laminated composite paper rolls are blocked when rotating, the paper feeding device is beneficial to smooth paper feeding, the paper feeding device needs a PLC to control some parts to work when in work, so that some air guide tubes 6 and data power lines can be arranged, the air guide tubes 6 and the data power lines can be dragged into the device, the guide transmission of the laminated composite paper can be easily influenced, the device can be damaged due to the fact that the guide rollers 11 are wound up and clamped seriously, the arranged limiting buckle mechanisms 4 can restrict the air guide tubes 6 and the data power lines in the limiting clamps 41, the laminated composite paper is adsorbed and adhered to the shell of the device through the permanent magnet adsorption blocks 46 and the nanometer double-faced adhesive tapes 45, the phenomenon that the overlong air guide tubes 6 and the data power lines influence the work of the device is avoided, the device is beneficial to use of people, after the laminated composite paper on the laminated composite paper roll is cut, people need to carry the laminated composite paper roll again to install, the work time of people can be wasted, the paper roll placing frame 7 can place the laminated composite paper roll on the convenient paper The inside of the groove 74 can be replaced with a new laminated composite paper roll in time after cutting, thereby saving the working time of people and being beneficial to the use of people.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.