Efficient bonding mechanism of environment-friendly plastic bag film laminating machine

Abstract

The utility model discloses an efficient bonding mechanism of an environment-friendly plastic bag film laminating machine, and relates to the technical field of plastic bag processing. The plastic bag laminating and compacting device comprises the mounting shell and the conveyor, the mounting shell is provided with the mounting mechanism and the connecting mechanism, a film and one end of a plastic bag are adhered and wound on the outer wall of the second winding roller, and then the plastic bag is laminated and compacted through the connecting mechanism; then a first motor is started and drives a right rotating shaft, a right limiting shell, a right clamping rod and a second winding roller to rotate, then the second winding roller drives a left clamping rod, a left limiting shell and a left rotating shaft to rotate on the inner wall of a left connecting shell, and then the second winding roller winds the plastic bag obtained after film covering; the first electric push rod is reversely started to take down the second winding roller and the second winding roller for winding the plastic bag subjected to film covering, continuous operation of film covering and winding of the plastic bag is achieved through the operation, the requirement for additional equipment is avoided, the overall machining efficiency is improved, and meanwhile the continuity and stability of the production process are ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to plastic bag processing technical field, especially relate to a kind of high-efficiency bonding mechanism of environmental protection plastic bag laminating machine. BACKGROUND

[0002] In prior art, after retrieval, it is found that Chinese patent discloses "a packaging plastic bag gluing and bonding device", its announcement number is "CN221250021U", the patent mainly through the lower part of glue pipe is equipped with glue roller, the left side of glue roller is equipped with the matched scraper, scraper evenly coats glue on glue roller, glue roller again coats glue on plastic packaging belt conveyed by conveyer belt, film material on material roller is adhered with the packaging bag after gluing, after compaction roller and hot air machine, the solidification of glue is accelerated, the coating of glue is continuous and uniform in the process of gluing, and the effect of bonding is improved.

[0003] But the above-mentioned device lacks the structure of plastic bag roll collection after laminating when using, which causes the need to use additional roll collection device to collect, which not only increases the overall processing operation steps, but also increases the equipment switching time, cannot realize the continuous operation of laminating and roll collection, and further leads to the reduction of overall processing efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of high-efficiency bonding mechanism of environmental protection plastic bag laminating machine, by setting installation mechanism, the device lacks the structure of plastic bag roll collection after laminating when using, which causes the need to use additional roll collection device to collect, which not only increases the overall processing operation steps, but also increases the equipment switching time, cannot realize the continuous operation of laminating and roll collection, and further leads to the reduction of overall processing efficiency problem.

[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0006] The utility model discloses a kind of high-efficiency bonding mechanism of environmental protection plastic bag laminating machine, including installation shell and conveyer, installation shell is provided with installation mechanism and connecting mechanism, the installation mechanism includes the bottom shell fixedly connected at the top of installation shell, the bottom of conveyer is fixedly connected with the top of installation shell, the inner wall of installation shell is provided with first roll, the outer wall of first roll is in contact with the inner wall of installation shell, the inner wall of bottom shell is provided with second roll, the outer wall of second roll is in contact with the inner wall of bottom shell, the outer wall of second roll is fixedly connected with two clamping rods, two The clamping rod is symmetrically arranged with installation shell as center axis, the inner wall of bottom shell is fixedly connected with first electric push rod, the inner wall of bottom shell is slidably connected with two toothed plates, the connecting mechanism includes the support shell fixedly connected at the top of installation shell.

[0007] Further, the right side of the tooth plate on the back side is fixedly connected with the output end of the first electric push rod, the inner wall bottom of the bottom shell is rotationally connected with a connecting rod, the outer wall of the connecting rod is fixedly connected with a first gear, both the tooth plates are engaged with the first gear, the top of both the tooth plates is fixedly connected with a connecting shell, the outer wall of both the connecting shells is slidably connected with the inner wall of the bottom shell, the left side and the right side of the mounting shell are fixedly connected with a fixed rod, the back side of both the connecting shells is fixedly connected with a blocking shell, the inner wall of both the blocking shells is slidably connected with the outer wall of the two fixed rods, and the inner wall of both the blocking shells is in contact with the outer wall of the first winding roller.

[0008] Further, the top of the mounting shell is provided with two rotating shafts, the outer wall of the rotating shaft on the left side is rotationally connected with the inner wall of the connecting shell on the left side, the inner wall of the connecting shell on the right side is fixedly connected with a first motor, the output end of the first motor is fixedly connected with the right end of the rotating shaft on the right side through a shaft coupling, the right end of the rotating shaft on the left side and the left end of the rotating shaft on the right side are fixedly connected with a limiting shell, the inner wall of both the limiting shells is in contact with the outer wall of the second winding roller, and the inner wall of both the limiting shells is in contact with the outer wall of the two clamping rods.

[0009] Further, the inner wall of the supporting shell is fixedly connected with a second electric push rod, the output end of the second electric push rod extends to the outside of the supporting shell, and the output end of the second electric push rod is fixedly connected with a sliding shell.

[0010] Further, the outer wall of the sliding shell is slidably connected with the inner wall of the supporting shell, the top of the sliding shell is fixedly connected with two sliding rods, and the top end of the two sliding rods is slidably extended to the outside of the supporting shell.

[0011] Further, the inner wall of the sliding shell and the inner wall of the supporting shell are rotationally connected with a compression roller, the left end of the compression roller on the bottom extends to the outside of the supporting shell, the outer wall of the conveyor is fixedly connected with two rubber blocking shells, and the two rubber blocking shells are symmetrically arranged with the mounting shell as the center axis.

[0012] Further, the inner wall of both the rubber blocking shells is rotationally connected with two rubber rollers, the left end of both the rubber rollers is rotationally extended to the outside of the mounting shell, and the outer wall of both the rubber rollers is fixedly connected with a second gear.

[0013] Further, the second gear on the front side is engaged with the second gear on the back side, the outer wall of the rubber roller on the front side and the outer wall of the compression roller on the bottom are fixedly connected with a belt pulley, and the inner wall of both the belt pulleys is sleeved with a belt.

[0014] The utility model has the following beneficial effects:

[0015] 1. By setting the mounting mechanism, first place the first roller in the inner wall of the mounting shell, then place the second roller and drive two clamping rods in the inner wall of the bottom shell, then start the first electric push rod and drive the rear tooth plate and the left side connecting shell and the left side shaft to slide to the right in the inner wall of the bottom shell, then the rear tooth plate drives the first gear and the connecting rod to rotate, then the first gear drives the front tooth plate and the right side connecting shell and the first motor and the right side connecting rod to slide to the left in the inner wall of the bottom shell, which makes the two connecting shells drive the two shafts and the two limiting shells move to the center of the bottom shell, then the two limiting shells clamp and limit the two clamping rods and the second roller, at the same time the two connecting shells drive the two blocking shells to slide on the outer wall of the two fixed rods and move to the center of the mounting shell, then the two blocking shells slide into the inner wall of the mounting shell, at the same time contact with the outer wall of the first roller, and limit the first roller in the inner wall of the mounting shell, after completion, stick one end of the film and the plastic bag to the outer wall of the second roller and wind, then cover the film and compact the plastic bag through the connecting mechanism, then start the first motor and drive the right side shaft and the right side limiting shell and the right side clamping rod and the second roller to rotate, then the second roller drives the left side clamping rod and the left side limiting shell and the left side shaft to rotate in the inner wall of the left side connecting shell, then the second roller winds the plastic bag after covering the film, after completion, reverse start the first electric push rod to take down the second roller and the second roller of the wound plastic bag after covering the film, through the above operation realizes the continuous operation of plastic bag film covering and winding, avoids the need for additional equipment, improves the overall processing efficiency, at the same time ensures the continuity and stability of the production process.

[0016] 2, by setting connecting mechanism, first, the first roll and the second roll wrapped with film are installed in the inside of the installation shell and the bottom shell through the installation mechanism respectively, then the plastic bag is contacted with the top of the conveyor, then passes through two rubber rollers and two compression rollers, then drags the film to be adhered with one end of the plastic bag, then winds it around the outer wall of the second roll, then starts the second electric push rod and drives the compression roller on the top and the two slide rods to slide downward in the inner wall of the support shell, adjusts the distance between the two compression rollers so as to tightly adhere the plastic bag and the adhered film, then pours the adhesive into the middle of the two rubber rollers, the two adhesive blocking shells block the adhesive from flowing out from both ends of the two rubber rollers, then starts the second motor and drives the rear rubber roller and the rear second gear to rotate, then the rear second gear drives the front second gear, the front rubber roller, the rear pulley and the belt to rotate, at this time, the two rubber rollers rotate and extrude to make the adhesive evenly adhere to the rubber roller and coat the outer wall of the plastic bag, then starts the conveyor to convey the plastic bag, at this time, the film drives the first roll to rotate in the inner wall of the installation shell, then the belt drives the front pulley and the bottom compression roller to rotate, then the bottom compression roller conveys the plastic bag and the film, at the same time, cooperates with the compression roller on the top to adhere the plastic bag coated with adhesive and the film, then starts the first motor to drive the second roll to roll up the plastic bag coated with film, after completion, the second roll with the plastic bag coated with film is taken down through the installation mechanism, and the above operation realizes uniform adhesive coating, film coating and rolling up of the plastic bag, thereby improving the production efficiency, ensuring the film coating quality and reducing manual intervention.

[0017] Of course, it is not necessary for any product implementing the present application to achieve all the advantages mentioned above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0019] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0020] Figure 2 It is a schematic diagram of the overall partial cross-sectional structure of the present application;

[0021] Figure 3 It is a schematic diagram of the installation mechanism structure of the present application;

[0022] Figure 4 It is Figure 3 It is an enlarged structure schematic diagram of position A in the middle;

[0023] Figure 5The utility model discloses a connecting mechanism structure schematic drawing.

[0024] In the drawings, the component list that each sign represents is as follows:

[0025] 1, install shell, 11, conveyor, 2, installation mechanism, 21, bottom shell, 22, first roll, 23, second roll, 24, clamping rod, 25, first electric push rod, 26, toothed plate, 27, connecting rod, 28, first gear, 29, connecting shell, 291, fixed rod, 210, blocking shell, 211, rotating shaft, 212, first motor, 213, limiting shell, 3, connecting mechanism, 31, support shell, 32, second electric push rod, 33, sliding shell, 34, sliding rod, 35, compression roller, 36, blocking glue shell, 37, rubber roller, 38, second motor, 39, second gear, 310, pulley, 311, belt. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0027] Please refer to Figures 1-5 As shown in the figure, the utility model discloses a kind of high-efficiency bonding mechanism of environmental protection plastic bag film laminating machine, including installation shell 1 and conveyor 11, installation shell 1 is provided with installation mechanism 2 and connecting mechanism 3 on it;

[0028] Installation mechanism 2 includes bottom shell 21 fixedly connected at the top of installation shell 1, the bottom of conveyor 11 is fixedly connected with the top of installation shell 1, the inner wall of installation shell 1 is provided with first roll 22, the outer wall of first roll 22 is in contact with the inner wall of installation shell 1, the inner wall of bottom shell 21 is provided with second roll 23, the outer wall of second roll 23 is in contact with the inner wall of bottom shell 21, the outer wall of second roll 23 is fixedly connected with two clamping rods 24, two clamping rods 24 are symmetrically arranged with installation shell 1 as central axis, the inner wall of bottom shell 21 is fixedly connected with first electric push rod 25, the inner wall of bottom shell 21 is slidably connected with two toothed plates 26, connecting mechanism 3 includes support shell 31 fixedly connected at the top of installation shell 1, first roll 22 is placed in the inner wall of installation shell 1 first, then second roll 23 and two clamping rods 24 are placed in the inner wall of bottom shell 21, then first electric push rod 25 is started and drives rear toothed plate 26 and left side connecting shell 29 and left side rotating shaft 211 to slide to right in the inner wall of bottom shell 21, after that, rear toothed plate 26 drives first gear 28 and connecting rod 27 to rotate.

[0029] The right side of the rear tooth plate 26 is fixedly connected with the output end of the first electric push rod 25, the inner wall bottom of the bottom shell 21 is rotationally connected with a connecting rod 27, the outer wall of the connecting rod 27 is fixedly connected with a first gear 28, both tooth plates 26 are engaged with the first gear 28, the top of both connecting shells 29 is fixedly connected with the outer wall of the bottom shell 21, the left side and the right side of the mounting shell 1 are fixedly connected with a fixed rod 291, the rear side of both connecting shells 29 is fixedly connected with a blocking shell 210, the inner wall of both blocking shells 210 is slidably connected with the outer wall of the two fixed rods 291, and the inner wall of both blocking shells 210 is in contact with the outer wall of the first roller 22. Then the first gear 28 drives the front tooth plate 26 and the right connecting shell 29 to slide to the left on the inner wall of the bottom shell 21, which makes the two connecting shells 29 drive the two shafts 211 and the two limiting shells 213 to move to the center of the bottom shell 21. Then the two limiting shells 213 clamp and limit the two clamping rods 24 and the second roller 23, and at the same time the two connecting shells 29 drive the two blocking shells 210 to slide on the outer wall of the two fixed rods 291 and move to the center of the mounting shell 1.

[0030] The top of the mounting shell 1 is provided with two shafts 211, the outer wall of the left shaft 211 is rotationally connected with the inner wall of the left connecting shell 29, the inner wall of the right connecting shell 29 is fixedly connected with a first motor 212, the output end of the first motor 212 is fixedly connected with the right end of the right shaft 211 through a shaft coupling, and the right end of the left shaft 211 and the left end of the right shaft 211 are fixedly connected with a limiting shell 213. The inner wall of the two limiting shells 213 is in contact with the outer wall of the second roller 23, and the inner wall of the two limiting shells 213 is in contact with the outer wall of the two clamping rods 24. Then the two blocking shells 210 slide into the inner wall of the mounting shell 1, simultaneously contact the outer wall of the first roller 22, and limit the first roller 22 in the interior of the mounting shell 1. After completion, the film and the plastic bag are adhered to the outer wall of the second roller 23 and wound, then the plastic bag is coated and compacted through the connecting mechanism 3, then the first motor 212 is started and drives the right shaft 211 and the right limiting shell 213 to rotate with the right clamping rod 24 and the second roller 23. Then the second roller 23 drives the left clamping rod 24 and the left limiting shell 213 to rotate with the left shaft 211 on the inner wall of the left connecting shell 29. After that, the second roller 23 winds the coated plastic bag, and after completion, the first electric push rod 25 is reversed to remove the second roller 23 and the second roller 23 of the wound coated plastic bag. Through the above operation, the continuous operation of plastic bag coating and winding is realized, the need for additional equipment is avoided, the overall processing efficiency is improved, and the continuity and stability of the production process are ensured.

[0031] The inner wall of the supporting shell 31 is fixedly connected with a second electric push rod 32, the output end of the second electric push rod 32 extends to the outside of the supporting shell 31, and the output end of the second electric push rod 32 is fixedly connected with a sliding shell 33. First, the first roll 22 and the second roll 23 wrapped with the film are respectively installed in the inside of the mounting shell 1 and the bottom shell 21 through the mounting mechanism 2, then the plastic bag is contacted with the top of the conveyor 11, then passes through two rubber rollers 37 and two pressing rollers 35, then drags the film to be adhered to one end of the plastic bag, and then winds it around the outer wall of the second roll 23. Then start the second electric push rod 32 and drive the sliding shell 33 and the pressing roller 35 at the top and the two sliding rods 34 to slide downward on the inner wall of the supporting shell 31.

[0032] The outer wall of the sliding shell 33 is slidably connected with the inner wall of the supporting shell 31, the top of the sliding shell 33 is fixedly connected with two sliding rods 34, the top ends of the two sliding rods 34 are slidably extended to the outside of the supporting shell 31, then the second electric push rod 32 is started and drives the sliding shell 33 and the pressing roller 35 at the top and the two sliding rods 34 to slide downward on the inner wall of the supporting shell 31, and the distance between the two pressing rollers 35 is adjusted to tightly adhere the plastic bag and the adhered film.

[0033] The inner wall of the sliding shell 33 and the inner wall of the supporting shell 31 are both rotatably connected with the pressing roller 35, the left end of the bottom pressing roller 35 extends to the outside of the supporting shell 31, the outer wall of the conveyor 11 is fixedly connected with two glue blocking shells 36, the two glue blocking shells 36 are symmetrically arranged with the mounting shell 1 as the center axis, then the adhesive is poured into the middle of the two rubber rollers 37, the two glue blocking shells 36 block the adhesive from flowing out from both ends of the two rubber rollers 37, and then the second motor 38 is started to drive the rear rubber roller 37 and the rear second gear 39 to rotate.

[0034] The inner wall of the two glue blocking shells 36 is rotatably connected with two rubber rollers 37, the left end of the two rubber rollers 37 is rotatably extended to the outside of the mounting shell 1, the outer wall of the two rubber rollers 37 is fixedly connected with a second gear 39, the two glue blocking shells 36 block the adhesive from flowing out from both ends of the two rubber rollers 37, and then the second motor 38 is started to drive the rear rubber roller 37 and the rear second gear 39 to rotate, then the rear second gear 39 drives the front second gear 39 and the front rubber roller 37 to rotate with the rear pulley 310 and the belt 311. At this time, the two rubber rollers 37 rotate and extrude to make the adhesive evenly adhere to the rubber roller 37 and coat the outer wall of the plastic bag with the adhesive.

[0035] The outer wall of the front side rubber roller 37 and the outer wall of the bottom pressure roller 35 are fixedly connected with a belt pulley 310, the inner walls of the two belt pulleys 310 are sleeved with a belt 311, and then the conveyor 11 is started to convey the plastic bag, at this time the film drives the first winding roller 22 to rotate on the inner wall of the installation shell 1, then the belt 311 drives the front side belt pulley 310 and the bottom pressure roller 35 to rotate, then the bottom pressure roller 35 conveys the plastic bag and the film, and at the same time cooperates with the top pressure roller 35 to adhere the plastic bag and the film, then the first motor 212 is started to drive the second winding roller 23 to wind the plastic bag after the film, after completion, the second winding roller 23 winding the plastic bag after the film is taken down through the installation mechanism 2, and the above operation realizes uniform gluing, film covering and winding of the plastic bag, thereby improving production efficiency, ensuring film covering quality and reducing manual intervention.

[0036] One specific application of the embodiment is: when using the device, first place the first winding roller 22 on the inner wall of the installation shell 1, then place the second winding roller 23 and the two clamping rods 24 on the inner wall of the bottom shell 21, then start the first electric push rod 25 and drive the rear tooth plate 26 and the left connecting shell 29 and the left rotating shaft 211 to slide to the right on the inner wall of the bottom shell 21, then the rear tooth plate 26 drives the first gear 28 and the connecting rod 27 to rotate, then the first gear 28 drives the front tooth plate 26 and the right connecting shell 29 and the first motor 212 and the right connecting rod 27 to slide to the left on the inner wall of the bottom shell 21, which makes the two connecting shells 29 drive the two rotating shafts 211 and the two limiting shells 213 to move to the center of the bottom shell 21, then the two limiting shells 213 clamp and limit the two clamping rods 24 and the second winding roller 23, at the same time the two connecting shells 29 drive the two blocking shells 210 to slide on the outer walls of the two fixed rods 291 and move to the center of the installation shell 1, then the two blocking shells 210 slide into the inner wall of the installation shell 1 and contact the outer wall of the first winding roller 22 and limit the first winding roller 22 in the installation shell 1, after completion, the film and one end of the plastic bag are adhered and wound on the outer wall of the second winding roller 23, then the plastic bag is film covered and compacted through the connecting mechanism 3, then the first motor 212 is started and drives the right rotating shaft 211 and the right limiting shell 213 and the right clamping rod 24 and the second winding roller 23 to rotate, then the second winding roller 23 drives the left clamping rod 24 and the left limiting shell 213 and the left rotating shaft 211 to rotate on the inner wall of the left connecting shell 29, then the second winding roller 23 winds the plastic bag after the film, after completion, the first electric push rod 25 is reversed to take down the second winding roller 23 and the second winding roller 23 winding the plastic bag after the film, the above operation realizes continuous operation of plastic bag film covering and winding, avoids the need for additional equipment, improves overall processing efficiency, and ensures the continuity and stability of the production process.

[0037] When using the device, firstly, the first roll 22 and the second roll 23 wrapped with the film are installed in the installation shell 1 and the bottom shell 21 respectively through the installation mechanism 2, then the plastic bag is contacted with the top of the conveyor 11, then passes through the two rubber rollers 37 and the two pressing rollers 35, then drags the film to be adhered to one end of the plastic bag, then winds the film around the outer wall of the second roll 23, then starts the second electric push rod 32 and drives the slide shell 33 and the pressing roller 35 on the top and the two slide rods 34 to slide downward on the inner wall of the support shell 31, adjusts the distance between the two pressing rollers 35 so as to tightly adhere the plastic bag and the adhered film, then pours the adhesive into the middle of the two rubber rollers 37, the two adhesive blocking shells 36 block the adhesive from flowing out from the two ends of the two rubber rollers 37, then starts the second motor 38 and drives the rear rubber roller 37 and the rear second gear 39 to rotate, then the rear second gear 39 drives the front second gear 39 and the front rubber roller 37 to rotate with the rear pulley 310 and the belt 311, at this time, the two rubber rollers 37 rotate and extrude to make the adhesive evenly adhere to the rubber roller 37 and coat the outer wall of the plastic bag, then starts the conveyor 11 to convey the plastic bag, at this time, the film drives the first roll 22 to rotate on the inner wall of the installation shell 1, then the belt 311 drives the front pulley 310 and the bottom pressing roller 35 to rotate, then the bottom pressing roller 35 conveys the plastic bag and the film, and cooperates with the pressing roller 35 on the top to adhere the plastic bag coated with the adhesive and the film, then starts the first motor 212 to drive the second roll 23 to roll up the plastic bag coated with the film, after completion, the second roll 23 with the plastic bag coated with the film is taken off through the installation mechanism 2, and the above operation realizes the uniform adhesive coating, film coating and rolling up of the plastic bag, thereby improving the production efficiency, ensuring the film coating quality and reducing the manual intervention.

[0038] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0039] The preferred embodiments of the application disclosed above are only used to help explain the application. The preferred embodiments do not describe all the details and do not limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and the entire scope and equivalents thereof.

Claims

1. An efficient bonding mechanism of an environmentally friendly plastic bag film laminating machine, comprising a mounting shell (1) and a conveyor (11), characterized in that: The installation shell (1) is provided with an installation mechanism (2) and a connecting mechanism (3); The installation mechanism (2) comprises a bottom shell (21) fixedly connected to the top of the installation shell (1), the bottom of the conveyor (11) is fixedly connected to the top of the installation shell (1), the inner wall of the installation shell (1) is provided with a first winding roller (22), the outer wall of the first winding roller (22) is in contact with the inner wall of the installation shell (1), the inner wall of the bottom shell (21) is provided with a second winding roller (23), the outer wall of the second winding roller (23) is in contact with the inner wall of the bottom shell (21), the outer wall of the second winding roller (23) is fixedly connected with two clamping rods (24), the two clamping rods (24) are symmetrically arranged with the installation shell (1) as the center axis, the inner wall of the bottom shell (21) is fixedly connected with a first electric push rod (25), the inner wall of the bottom shell (21) is slidably connected with two toothed plates (26), and the connecting mechanism (3) comprises a supporting shell (31) fixedly connected to the top of the installation shell (1).

2. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 1, characterized in that, The right side of the toothed plate (26) located on the rear side is fixedly connected with the output end of the first electric push rod (25), the inner wall of the bottom shell (21) is rotatably connected with a connecting rod (27), the outer wall of the connecting rod (27) is fixedly connected with a first gear (28), the two toothed plates (26) are meshed with the first gear (28), the top of the two toothed plates (26) is fixedly connected with a connecting shell (29), the outer wall of the two connecting shells (29) is slidably connected with the inner wall of the bottom shell (21), the left side and the right side of the installation shell (1) are fixedly connected with a fixed rod (291), the rear side of the two connecting shells (29) is fixedly connected with a blocking shell (210), the inner wall of the two blocking shells (210) is slidably connected with the outer wall of the two fixed rods (291), and the inner wall of the two blocking shells (210) is in contact with the outer wall of the first winding roller (22).

3. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 2, characterized in that, The top of the installation shell (1) is provided with two rotating shafts (211), the outer wall of the rotating shaft (211) located on the left side is rotatably connected with the inner wall of the connecting shell (29) located on the left side, the inner wall of the connecting shell (29) located on the right side is fixedly connected with a first motor (212), the output end of the first motor (212) is fixedly connected with the right end of the rotating shaft (211) located on the right side through a shaft coupling, and the right end of the rotating shaft (211) located on the left side and the left end of the rotating shaft (211) located on the right side are fixedly connected with a limiting shell (213). The inner wall of the two limiting shells (213) is in contact with the outer wall of the second winding roller (23), and the inner wall of the two limiting shells (213) is in contact with the outer wall of the two clamping rods (24).

4. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 3, characterized in that, The inner wall of the supporting shell (31) is fixedly connected with a second electric push rod (32), the output end of the second electric push rod (32) extends to the outside of the supporting shell (31), and the output end of the second electric push rod (32) is fixedly connected with a sliding shell (33).

5. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 4, characterized in that, The outer wall of the sliding shell (33) is in sliding connection with the inner wall of the support shell (31), and the top of the sliding shell (33) is fixedly connected with two sliding rods (34), and the top ends of the two sliding rods (34) are slidingly extended to the outside of the support shell (31).

6. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 5, characterized in that, The inner wall of the sliding shell (33) and the inner wall of the support shell (31) are both rotatably connected with a compression roller (35), and the left end of the compression roller (35) at the bottom extends to the outside of the support shell (31), and the outer wall of the conveyor (11) is fixedly connected with two glue blocking shells (36), and the two glue blocking shells (36) are symmetrically arranged with the mounting shell (1) as the center axis.

7. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 6, characterized in that, The inner wall of the two glue blocking shells (36) is rotatably connected with two rubber rollers (37), and the left ends of the two rubber rollers (37) are rotatably extended to the outside of the mounting shell (1), and the outer wall of the two rubber rollers (37) is fixedly connected with a second gear (39).

8. The efficient bonding mechanism of the environment-friendly plastic bag laminating machine according to claim 7, characterized in that, The second gear (39) on the front side is engaged with the second gear (39) on the back side, and the outer wall of the rubber roller (37) on the front side and the outer wall of the compression roller (35) at the bottom are both fixedly connected with a belt pulley (310), and the inner wall of the two belt pulleys (310) is both sleeved with a belt (311).

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