CN112158635B

CN112158635B - Automatic lapper of flat pocket of degradable no printing plastics of food level

Info

Publication number: CN112158635B
Application number: CN202011125837.0A
Authority: CN
Inventors: 吴世文
Original assignee: Jinan Laiwu Fengyuan Plastic Co ltd
Current assignee: Jinan Laiwu Fengyuan Plastic Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2022-07-08
Anticipated expiration: 2040-10-20
Also published as: CN112158635A

Abstract

The invention discloses an automatic coiling machine for a food-grade degradable non-printing plastic flat pocket. The flat bag cutting device comprises a bottom plate, a shock pad is fixedly connected below the bottom plate, a collecting box used for collecting flat bags is connected to the bottom plate in a sliding mode, an installation cavity used for rotating a rotating rod is formed in the bottom plate, a rotating mechanism matched with the rotating rod for use is arranged in the installation cavity, fixed plates are symmetrically and fixedly connected to the bottom plate, a scroll is transversely arranged between the two fixed plates, and a lifting mechanism used for cutting the flat bags is arranged between the two fixed plates. Because connecting rod and baffle joint will make the distance between two baffles can be adjusted for two baffles can carry on spacingly to the epaxial flat pocket of spool, make the flat pocket coiled the back, the both ends of flat pocket are neat, make when follow-up cutting the flat pocket, the incision can not take place the slope, just avoids producing a large amount of substandard products, reduces the waste of resource.

Description

Automatic lapper of flat pocket of degradable no printing plastics of food level

Technical Field

The invention relates to the technical field of plastic rolling machines, in particular to an automatic rolling machine for a food-grade degradable non-printing plastic flat pocket.

Background

The degradable plastic is a plastic which has various properties of components meeting the use requirements, has unchanged performance in the preservation period and can be degraded into substances harmless to the environment under the natural environment condition after use, so the degradable plastic is also called as the environmentally degradable plastic, and the flat bag is a bag with a horizontal opening and is convenient to use in various fields.

The automatic coiling machine for the food-grade degradable non-printing plastic flat pocket is equipment for folding the flat pocket into a coil, when the flat pocket is coiled by the current plastic coiling machine, because the plastic coiling machine does not have a special limiting device for limiting the two ends of the flat pocket, after the flat pocket is coiled, the two ends of the flat pocket are irregular, and when the flat pocket is subsequently cut, a cut is easy to incline and irregular, so that a large number of defective products are generated, and resource waste is caused.

Disclosure of Invention

The invention aims to solve the following defects in the prior art that a plastic rolling machine does not have a special limiting device for limiting two ends of a flat pocket, so that the two ends of the flat pocket are irregular after the flat pocket is rolled, and a cut is easy to incline and irregular during subsequent cutting of the flat pocket, so that a large number of defective products are generated, and resource waste is caused.

In order to achieve the purpose, the invention adopts the following technical scheme:

an automatic coiling machine for food-grade degradable non-printing plastic flat bags comprises a bottom plate, wherein a shock pad is fixedly connected below the bottom plate, a collecting box for collecting the flat bags is connected on the bottom plate in a sliding manner, a rotating rod is connected on the bottom plate in a rotating manner, an installation cavity for rotating the rotating rod is arranged on the bottom plate, a rotating mechanism matched with the rotating rod for use is arranged in the installation cavity, fixing plates are symmetrically and fixedly connected on the bottom plate, a reel is transversely arranged between the two fixing plates, a driving mechanism for driving the reel to rotate is arranged on the fixing plate on the left side, a rotating column is connected on the fixing plate on the right side in a rotating manner, a plurality of supporting rods for connecting the reel are fixedly connected on the rotating column, a first rotating shaft and a second rotating shaft are transversely arranged between the two fixing plates in parallel, a transmission mechanism is arranged on the first rotating shaft, the rotating column is fixedly connected with a first gear matched with the first rotating shaft for use, and a lifting mechanism used for cutting the flat pocket is arranged between the two fixing plates.

Preferably, slewing mechanism includes the first drive wheel with dwang fixed connection, the installation intracavity symmetry is equipped with the second drive wheel, first drive wheel and second drive wheel meshing are connected, are located the right side threaded connection has first slide bar on the second drive wheel, are located left threaded connection has the second slide bar on the second drive wheel, first slide bar and second slide bar sliding connection.

Preferably, all rotate on first slide bar and the second slide bar and be connected with the adapter sleeve, fixedly connected with connecting rod is gone up to the adapter sleeve, be equipped with the spout that is used for the connecting rod horizontal slip on the bottom plate, the joint has the baffle that is used for preventing the flat pocket slope on the connecting rod.

Preferably, actuating mechanism includes and is located left fixed plate and rotates the fixed column of connecting, the first spring of fixedly connected with in the fixed column, the one end fixedly connected with sliding block of fixed column is kept away from to first spring, a plurality of gag lever posts of sliding block one end fixedly connected with, gag lever post and spool joint, be equipped with the stopper that is used for connecting the sliding block on the fixed column.

Preferably, a servo motor is arranged on one side of the fixed plate on the left side, an installation rod used for connecting the fixed plate is arranged on the servo motor, and one end of the fixed column is fixedly connected with the driving end of the servo motor.

Preferably, drive mechanism includes the second gear with first axis of rotation fixed connection, first gear and second gear meshing are connected, the first pulley of fixedly connected with on the first axis of rotation, the fixedly connected with second pulley on the second axis of rotation, be equipped with the drive belt that is used for connecting the second pulley on the first axis of rotation.

Preferably, the lifting mechanism comprises a cross bar which is transversely and symmetrically arranged between the two fixing plates, and a cutting knife for cutting the flat pocket is arranged on the cross bar.

Preferably, the vertical dead lever that is equipped with on the fixed plate, sliding connection has the rectangular block on the dead lever, it is equipped with the second spring to encircle on the dead lever, second spring both ends respectively with fixed plate inner wall and rectangular block fixed connection, be equipped with on the fixed plate and be used for gliding slip chamber about the rectangular block, rectangular block one end and horizontal pole joint.

Preferably, fixedly connected with installation piece on the rectangle piece, the first magnetite of fixedly connected with on the installation piece, fixedly connected with slip cap on the fixed plate, slip cap internal slip connection has the rectangle pole, fixedly connected with and the first magnetite in opposite directions the same second magnetite of face magnetism on the rectangle pole.

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

1. by rotating the rotating rod in the installation cavity, because the first driving wheel is fixedly connected with the rotating rod, the first driving wheel can rotate in the installation cavity along with the rotating rod, the first driving wheel is meshed with the second driving wheel to enable the second driving wheel to rotate in the installation cavity, because the first sliding rod and the second sliding rod are respectively in threaded connection with the corresponding second driving wheel, the first sliding rod and the second sliding rod can horizontally move in the installation cavity, the connecting sleeves rotatably connected on the first sliding rod and the second sliding rod can horizontally move along with the rotation of the rotating rod, because the connecting rods are clamped with the baffle plates, the distance between the two baffle plates can be adjusted, so that the two baffle plates can limit the flat pocket on the scroll, after the flat pocket is rolled, the two ends of the flat pocket are neat, and when the flat pocket is subsequently cut, the incision can not incline, thereby avoiding producing a large number of inferior-quality products and reducing the waste of resources.

2. Through with spool one end and the bracing piece joint on the rotation post, the stopper joint on the other end and the fixed column, make fixed column and sliding block connect through the stopper, under servo motor's drive, will make the spool rotate along with the fixed column, thereby accomplish the lapping work of flat pocket, after, through taking out the stopper, artificial with the spool to the fixed column direction removal, will make the sliding block remove, first spring will take place deformation, make the spool of the other end can separate with the bracing piece, later the spool just can separate with the fixed column, make the separation of spool and fixed column more convenient.

3. The first gear on the rotating column is meshed with the second gear on the first rotating shaft and is connected with the rotating column, the rotating column rotates, the first rotating shaft fixedly connected with the second gear rotates, and the first pulley on the first rotating shaft and the second pulley on the second rotating shaft are connected through a transmission belt, so that when the flat pocket is rolled, the flat pocket can be also placed on the transmission belt to be transported, and is processed on the next step, and the processing efficiency of the flat pocket is higher.

Drawings

FIG. 1 is a schematic structural diagram of the front side of an automatic coiling machine for food-grade degradable non-printing plastic flat bags provided by the invention;

FIG. 2 is a schematic side view of an automatic coiling machine for food-grade degradable non-printing plastic flat bags according to the present invention;

FIG. 3 is a schematic structural diagram of a food grade degradable non-printing plastic flat bag automatic coiling machine from top view according to the present invention;

fig. 4 is a front structural view of the fixing plate in fig. 1;

FIG. 5 is a schematic view of a portion A of FIG. 1;

FIG. 6 is a schematic view of a portion B of FIG. 2;

FIG. 7 is a partial enlarged view of C in FIG. 3;

fig. 8 is a partially enlarged structural diagram of D in fig. 4.

In the figure: the device comprises a base plate 1, a mounting cavity 2, a connecting sleeve 3, a first sliding rod 4, a second driving wheel 5, a rotating rod 6, a first driving wheel 7, a second sliding rod 8, a fixing plate 9, a baffle 10, a connecting rod 11, a first gear 12, a rotating column 13, a rectangular rod 14, a sliding sleeve 15, a cross rod 16, a supporting rod 17, a first rotating shaft 18, a winding shaft 19, a driving belt 20, a cutting knife 21, a damping pad 22, a servo motor 23, a second magnet 24, a second gear 25, a collecting box 26, a second rotating shaft 27, a fixing rod 28, a fixed column 29, a rectangular block 30, a first spring 31, a sliding block 32, a limiting rod 33, a limiting block 34, a second pulley 35, a first magnet 36, a mounting block 37 and a second spring 38.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-8, an automatic coiling machine for food-grade degradable non-printing plastic flat bags comprises a bottom plate 1, a shock pad 22 is fixedly connected below the bottom plate 1, a collecting box 26 for collecting the flat bags is connected on the bottom plate 1 in a sliding manner, a rotating rod 6 is connected on the bottom plate 1 in a rotating manner, an installation cavity 2 for rotating the rotating rod 6 is arranged on the bottom plate 1, a rotating mechanism matched with the rotating rod 6 is arranged in the installation cavity 2 and comprises a first driving wheel 7 fixedly connected with the rotating rod 6, second driving wheels 5 are symmetrically arranged in the installation cavity 2, the first driving wheel 7 is meshed with the second driving wheel 5, a first sliding rod 4 is connected with the second driving wheel 5 on the right side in a threaded manner, a second sliding rod 8 is connected with the second driving wheel 5 on the left side in a threaded manner, connecting sleeves 3 are respectively connected on the first sliding rod 4 and the second sliding rod 8 in a rotating manner, a connecting rod 11 is fixedly connected to the connecting sleeve 3, a sliding groove for sliding the connecting rod 11 left and right is arranged on the bottom plate 1, a baffle 10 for preventing the flat pocket from inclining is clamped on the connecting rod 11, the rotating rod 6 rotates in the installation cavity 2, the first driving wheel 7 rotates in the installation cavity 2 along with the rotating rod 6 as the first driving wheel 7 and the rotating rod 6 are fixedly connected, the first driving wheel 7 is meshed with the second driving wheel 5 to enable the second driving wheel 5 to rotate in the installation cavity 2, the first sliding rod 4 and the second sliding rod 8 can horizontally move in the installation cavity 2 as the first sliding rod 4 and the second sliding rod 8 are respectively in threaded connection with the corresponding second driving wheel 5, the connecting sleeve 3 which is in rotating connection with the first sliding rod 4 and the second sliding rod 8 can horizontally move along with the rotating rod 6, because connecting rod 11 and baffle 10 joint will make the distance between two baffles 10 to adjust for two baffles 10 can carry on spacingly to the flat pocket on the spool 19, make the flat pocket coiled the back, the both ends of flat pocket are neat, make follow-up when cutting the flat pocket, the incision can not take place the slope, just avoids producing a large amount of substandard products, reduces the waste of resource.

The bottom plate 1 is symmetrically and fixedly connected with fixed plates 9, a scroll 19 is transversely arranged between the two fixed plates 9, a driving mechanism for driving the scroll 19 to rotate is arranged on the fixed plate 9 on the left side, the driving mechanism comprises a fixed column 29 rotationally connected with the fixed plate 9 on the left side, a first spring 31 is fixedly connected in the fixed column 29, a sliding block 32 is fixedly connected at one end of the first spring 31 far away from the fixed column 29, a plurality of limiting rods 33 are fixedly connected at one end of the sliding block 32, the limiting rods 33 are clamped with the scroll 19, a limiting block 34 for connecting the sliding block 32 is arranged on the fixed column 29, a servo motor 23 is arranged on one side of the fixed plate 9 on the left side, a mounting rod for connecting the fixed plate 9 is arranged on the servo motor 23, one end of the fixed column 29 is fixedly connected with the driving end of the servo motor 23, and one end of the scroll 19 is clamped with a supporting rod 17 on the rotating column 13, the other end of the fixing rod is connected with a limiting block 34 on the fixing column 29 in a clamped mode, the fixing column 29 is connected with a sliding block 32 through the limiting block 34, the winding shaft 19 can rotate along with the fixing column 29 under the driving of the servo motor 23, therefore, the coiling work of the flat pocket is completed, after the coiling is completed, the limiting block 34 is taken out, the winding shaft 19 is artificially moved towards the fixing column 29, the sliding block 32 can be moved, the first spring 31 can be deformed, the winding shaft 19 at the other end can be separated from the supporting rod 17, then, the winding shaft 19 can be separated from the fixing column 29, and the winding shaft 19 and the fixing column 29 can be separated more conveniently.

A rotating column 13 is rotatably connected to the fixing plate 9 on the right side, a plurality of support rods 17 for connecting a reel 19 are fixedly connected to the rotating column 13, a first rotating shaft 18 and a second rotating shaft 27 are transversely arranged between the two fixing plates 9 in parallel, a transmission mechanism is arranged on the first rotating shaft 18 and comprises a second gear 25 fixedly connected with the first rotating shaft 18, a first gear 12 is meshed with the second gear 25, a first pulley is fixedly connected to the first rotating shaft 18, a second pulley 35 is fixedly connected to the second rotating shaft 27, a transmission belt 20 for connecting the second pulley 35 is arranged on the first rotating shaft 18, the first gear 12 on the rotating column 13 is meshed with the second gear 25 on the first rotating shaft 18, the rotating column 13 rotates, the first rotating shaft 18 fixedly connected with the second gear 25 rotates, the first pulley on the first rotating shaft 18 is connected with the second pulley 35 on the second rotating shaft 27 through the transmission belt 20, when the flat pocket is rolled, the flat pocket can be conveyed on the transmission belt 20 and processed on the next step, so that the processing efficiency of the flat pocket is higher, the first gear 12 which is matched with the first rotating shaft 18 and used is fixedly connected to the rotating column 13, and a lifting mechanism for cutting the flat pocket is arranged between the two fixing plates 9.

The lifting mechanism comprises a transverse rod 16 which is transversely and symmetrically arranged between two fixing plates 9, a cutting knife 21 for cutting a flat pocket is arranged on the transverse rod 16, a fixing rod 28 is vertically arranged on each fixing plate 9, a rectangular block 30 is connected onto each fixing rod 28 in a sliding mode, a second spring 38 is arranged on each fixing rod 28 in a surrounding mode, two ends of each second spring 38 are respectively fixedly connected with the inner wall of each fixing plate 9 and the corresponding rectangular block 30, a sliding cavity for enabling the corresponding rectangular block 30 to slide up and down is arranged on each fixing plate 9, one end of each rectangular block 30 is connected with the transverse rod 16 in a clamping mode, a mounting block 37 is fixedly connected onto each rectangular block 30, a first magnet 36 is fixedly connected onto each mounting block 37, a sliding sleeve 15 is fixedly connected onto each fixing plate 9, a rectangular rod 14 is connected onto each sliding sleeve 15 in a sliding mode, a second magnet 24 with the opposite surfaces of the first magnets 36 and the magnets are fixedly connected onto each rectangular rod 14, and the rectangular blocks 30 slide left and right in the sliding sleeves 15, the second magnet 24 in the installation block 37 on the rectangular block 30 is opposite to the first magnet 36 on the rectangular rod 14 and is positioned in the same vertical plane, the magnetism of the opposite surfaces of the first magnet 36 and the second magnet 24 is the same, so that the rectangular block 30 can move up and down under the action of the acting force, the rectangular block 30 is fixedly connected with the second spring 38, when no acting force exists, the rectangular block 30 moves reversely under the action of the elastic force, the rectangular block 30 is slidably connected with the fixed rod 28, the fixed rod 28 can guide the movement of the rectangular block 30, the movement of the rectangular block 30 cannot deviate, the process is repeated, the rectangular block 30 can continuously move up and down, the transverse rod 16 clamped at one end of the rectangular block 30 can also move up and down, and the cutting knife 21 on the transverse rod 16 can cut a flat pocket.

In the invention, by rotating the rotating rod 6 in the installation cavity 2, as the first driving wheel 7 is fixedly connected with the rotating rod 6, the first driving wheel 7 can rotate in the installation cavity 2 along with the rotating rod 6, the first driving wheel 7 is meshed with the second driving wheel 5, the second driving wheel 5 can rotate in the installation cavity 2, as the first sliding rod 4 and the second sliding rod 8 are respectively in threaded connection with the corresponding second driving wheel 5, the first sliding rod 4 and the second sliding rod 8 can horizontally move in the installation cavity 2, the connecting sleeves 3 which are rotatably connected on the first sliding rod 4 and the second sliding rod 8 can horizontally move along with the rotation of the rotating rod 6, as the connecting rod 11 is clamped with the baffle plates 10, the distance between the two baffle plates 10 can be adjusted, and the two baffle plates 10 can limit the flat pockets on the scroll 19, after the flat pocket is rolled, two ends of the flat pocket are neat, one end of the scroll 19 is connected with the support rod 17 on the rotating column 13 in a clamping mode, the other end of the flat pocket is connected with the limiting block 34 on the fixing column 29 in a clamping mode, the fixing column 29 is connected with the sliding block 32 through the limiting block 34, the scroll 19 can rotate along with the fixing column 29 under the driving of the servo motor 23, the rolling work of the flat pocket is finished, after the flat pocket is finished, the scroll 19 is manually moved towards the fixing column 29 by taking out the limiting block 34, the sliding block 32 can be moved, the first spring 31 can be deformed, the scroll 19 at the other end can be separated from the support rod 17, the scroll 19 can be separated from the fixing column 29, the scroll 19 is more conveniently separated from the fixing column 29, the first gear 12 on the rotating column 13 is meshed with the second gear 25 on the first rotating shaft 18, and the rotating column 13 rotates, the first rotating shaft 18 fixedly connected with the second gear 25 rotates, the first pulley on the first rotating shaft 18 is connected with the second pulley 35 on the second rotating shaft 27 through the transmission belt 20, when the flat pocket is rolled, the flat pocket can also be placed on the transmission belt 20 for transportation and further processing, the processing efficiency of the flat pocket is higher, by enabling the rectangular block 30 to slide left and right in the sliding sleeve 15, the second magnet 24 in the installation block 37 on the rectangular block 30 is opposite to the first magnet 36 on the rectangular rod 14 and is positioned in the same vertical plane, the magnetism of the opposite surfaces of the first magnet 36 and the second magnet 24 is the same, so that the rectangular block 30 can move up and down under the action of the action force, the rectangular block 30 is fixedly connected with the second spring 38, when the action force does not exist, the rectangular block 30 moves reversely under the action of the elastic force, the rectangular block 30 is connected with the fixed rod 28 in a sliding manner, the fixing rod 28 can guide the movement of the rectangular block 30, so that the movement of the rectangular block 30 cannot deviate, the rectangular block 30 can continuously move up and down by repeating the process, the cross rod 16 clamped at one end of the rectangular block 30 can also move up and down, and the cutting knife 21 on the cross rod 16 can cut the flat pocket.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an automatic lapper of food level degradable flat pocket of no printing plastics, includes bottom plate (1), its characterized in that, bottom plate (1) below fixedly connected with shock pad (22), sliding connection has collection box (26) that are used for collecting the flat pocket on bottom plate (1), rotating connection has dwang (6) on bottom plate (1), be equipped with on bottom plate (1) and be used for dwang (6) pivoted installation cavity (2), be equipped with the slewing mechanism who uses with dwang (6) cooperation in installation cavity (2), symmetrical fixedly connected with fixed plate (9) on bottom plate (1), two transversely be equipped with spool (19) between fixed plate (9), be located left be equipped with on fixed plate (9) and be used for driving the pivoted actuating mechanism of spool (19), rotating connection has rotation post (13) on fixed plate (9) that is located the right side, the rotary column (13) is fixedly connected with a plurality of support rods (17) used for connecting a reel (19), a first rotary shaft (18) and a second rotary shaft (27) are transversely arranged between the two fixing plates (9) in parallel, a transmission mechanism is arranged on the first rotary shaft (18), a first gear (12) matched with the first rotary shaft (18) for use is fixedly connected to the rotary column (13), and a lifting mechanism used for cutting a flat pocket is arranged between the two fixing plates (9); the rotating mechanism comprises a first driving wheel (7) fixedly connected with the rotating rod (6), second driving wheels (5) are symmetrically arranged in the installation cavity (2), the first driving wheel (7) is meshed with the second driving wheels (5) and connected with the second driving wheels (5), the second driving wheels (5) on the right side are in threaded connection with first sliding rods (4), the second driving wheels (5) on the left side are in threaded connection with second sliding rods (8), and the first sliding rods (4) are in sliding connection with the second sliding rods (8); the connecting sleeves (3) are rotatably connected to the first sliding rods (4) and the second sliding rods (8), connecting rods (11) are fixedly connected to the connecting sleeves (3), sliding grooves used for enabling the connecting rods (11) to slide left and right are formed in the bottom plate (1), baffles (10) used for preventing flat pockets from inclining are clamped on the connecting rods (11), the transmission mechanism comprises second gears (25) fixedly connected with first rotating shafts (18), the first gears (12) are meshed with the second gears (25), first pulleys are fixedly connected to the first rotating shafts (18), second pulleys (35) are fixedly connected to the second rotating shafts (27), and transmission belts (20) used for connecting the second pulleys (35) are arranged on the first rotating shafts (18); a fixing rod (28) is vertically arranged on the fixing plate (9), a rectangular block (30) is connected onto the fixing rod (28) in a sliding mode, a second spring (38) is arranged on the fixing rod (28) in a surrounding mode, two ends of the second spring (38) are fixedly connected with the inner wall of the fixing plate (9) and the rectangular block (30) respectively, a sliding cavity used for the rectangular block (30) to slide up and down is formed in the fixing plate (9), and one end of the rectangular block (30) is connected with a cross rod (16) in the lifting mechanism in a clamping mode; fixedly connected with installation piece (37) on rectangular block (30), first magnetite of fixedly connected with (36) is gone up in installation piece (37), fixedly connected with sliding sleeve (15) is gone up in fixed plate (9), sliding sleeve (15) internal sliding connection has rectangular pole (14), fixedly connected with and first magnetite (36) second magnetite (24) that the face magnetism is the same in opposite directions are gone up in rectangular pole (14).

2. The automatic coiling machine for the food-grade degradable non-printing plastic flat bags according to claim 1 is characterized in that the driving mechanism comprises a fixed column (29) rotatably connected with a fixed plate (9) positioned on the left side, a first spring (31) is fixedly connected in the fixed column (29), a sliding block (32) is fixedly connected to one end, far away from the fixed column (29), of the first spring (31), a plurality of limiting rods (33) are fixedly connected to one end of the sliding block (32), the limiting rods (33) are clamped with a reel (19), and limiting blocks (34) used for connecting the sliding block (32) are arranged on the fixed column (29).

3. The automatic coiling machine for food-grade degradable non-printing plastic flat bags according to claim 2 is characterized in that a servo motor (23) is arranged on one side of the fixing plate (9) on the left side, a mounting rod for connecting the fixing plate (9) is arranged on the servo motor (23), and one end of the fixing column (29) is fixedly connected with the driving end of the servo motor (23).

4. The automatic lap-winder for flat bags of food grade degradable non-printed plastics according to claim 1, characterized in that said lifting mechanism comprises a cross bar (16) arranged laterally symmetrically between two fixed plates (9), said cross bar (16) being provided with a cutting knife (21) for cutting the flat bags.