Edge folding system and method for packaging film production

Abstract

The invention provides a packaging film production edge folding system which comprises a workbench, one end of the workbench is connected with a mounting frame, a winding roller and a limiting roller are mounted on the mounting frame, a first heat sealing machine and two second heat sealing machines are mounted on the surface of the workbench from right to left, and a placing plate is arranged on the surface of the workbench; a punching device is arranged on the surface of the containing plate, the two pushing devices are both arranged on the side of the workbench, the moving plate is arranged on the surface of the workbench, a cutting device is arranged on the surface of the moving plate, and the two moving assemblies are both arranged on the side of the workbench. According to the packaging film production edge folding system provided by the invention, when a packaging belt made of a packaging film is punched, the packaging bag can directly enter the punching device to be punched after being formed, and when the packaging bag which does not need to be punched is directly cut, the punching operation is not needed; and the placing plate with the punching device can be pushed to the position above the workbench to be separated from the workbench.

Description

Technical Field

[0001] The invention relates to the field of packaging film production, and in particular to a packaging film production folding system and method. Background Art

[0002] Packaging film is a thin film material used to package various products.

[0003] At present, when processing packaging films into packaging bags, folding devices are used for auxiliary operations. The current folding devices can fold the packaging films and perform edge sealing operations at designated edge sealing positions of the packaging bags when in use.

[0004] However, some packaging bags are designed with holes to facilitate the installation of handles. However, after the packaging film is folded and sealed, it needs to be placed on a punching machine for operation. When punching holes in the packaging bag made of the packaging film in this way, it needs to be placed on a punching machine separately for operation, and it is indeed impossible to directly perform the punching operation after the packaging film is folded and sealed.

[0005] Therefore, it is necessary to provide a packaging film production folding system to solve the above technical problems. Summary of the invention

[0006] The present invention provides a packaging film production folding system, which solves the problem that the packaging film needs to be placed on a punching machine for operation after being folded and sealed. However, when performing a punching operation on a packaging bag made of the packaging film in this way, the packaging film needs to be placed on a punching machine separately for operation, and the punching operation cannot be performed directly after the folding and sealing operations of the packaging film.

[0007] In order to solve the above technical problems, the present invention provides a packaging film production folding system, comprising: A workbench, one end of which is connected to a mounting frame, on which a winding roller and a limiting roller are respectively mounted, a first heat sealer and two second heat sealers are respectively mounted on the surface of the workbench from right to left, and both sides of the first heat sealer and the second heat sealer are connected to positioning rollers; A placement plate, the placement plate is arranged on the surface of the workbench, a punching device is arranged on the surface of the placement plate, the punching device comprises a fixing frame, a first hydraulic telescopic rod is installed at the center position of the top of the fixing frame, a connecting head is connected to the bottom end of the first hydraulic telescopic rod, a connecting sleeve is threadedly connected to the surface of the connecting head, and a punching head is connected to the bottom end of the connecting sleeve; A pushing device, wherein the number of the pushing devices is two, and the two pushing devices are both arranged on the side of the workbench and located on both sides of the placement plate, and the pushing device comprises a mounting seat, a hydraulic telescopic rod is installed inside the mounting seat, a pushing frame is connected to the top end of the hydraulic telescopic rod, and one end of the pushing frame is connected to the side of the fixed frame; A movable plate, the movable plate is arranged on the surface of the workbench and is located on one side of the placement plate, and a cutting device is arranged on the surface of the movable plate; The movable components are two in number, and both movable components are arranged on the sides of the workbench and located on both sides of the movable plate.

[0008] Preferably, both sides of the fixing frame are connected with a first baffle.

[0009] Preferably, the cutting device comprises a support frame, a second hydraulic telescopic rod is installed at the center position of the top of the support frame, a cutting knife is connected to the bottom end of the second hydraulic telescopic rod, and second baffles are arranged on both sides of the support frame.

[0010] Preferably, the movable component includes a movable groove, a movable block is slidably connected inside the movable groove, a U-shaped connecting block is connected to one side of the movable block, and one end of the U-shaped connecting block is connected to the side of the movable plate.

[0011] Preferably, a fixing bolt is provided between the movable plate and the workbench, and a placing box is provided inside the workbench and below the movable plate.

[0012] Preferably, a positioning assembly is arranged between the support frame and the movable plate, and the positioning assembly includes a threaded rod, a mounting sleeve is sleeved on the surface of the threaded rod, an extension frame is connected to one side of the mounting sleeve, rotating rollers are installed on both sides of one end of the extension frame, and threaded sleeves are threadedly connected on the surface of the threaded rod and on the upper and lower sides of the mounting sleeve.

[0013] Preferably, a collecting assembly is provided at the bottom of the workbench and below the placing plate, the collecting assembly includes a collecting box, both sides of the collecting box are connected with positioning blocks, the surface of the positioning block is provided with a positioning sleeve, the positioning sleeve is connected to the bottom of the workbench, and one side of the inner wall of the positioning sleeve is connected with a rubber pad.

[0014] Preferably, a handle is connected to one side of the surface of the collection box.

[0015] Preferably, an adjustment component is provided between the workbench and the placement box, the adjustment component comprises a rectangular block, one side of the rectangular block is connected to a fixing rod, the surface of the fixing rod is sleeved with an adjustment sleeve, and the surface of the adjustment sleeve is connected to an adjustment frame.

[0016] A method for producing a folding system for a packaging film, comprising the following steps: S1. When performing the folding operation of the packaging film, the packaging film on the winding roller on the mounting frame is firstly transported to the inside of the first heat sealing machine through the limiting roller to perform the edge sealing operation on both sides. After the stacked packaging films are edge sealed on both sides by the first heat sealing machine, they are then transported to the inside of the second heat sealing machine through multiple positioning rollers to perform edge sealing at designated positions to form a packaging bag; S2, when the packaging film is made into packaging bags in S1 and then transported to the surface of the placement plate, a punching operation is performed on the surface of the packaging bag through a system designed by a computer, and during the punching operation, a first hydraulic telescopic rod is started to push a punching head to punch holes in the packaging bag; S3, after the punching of the packaging bags in S2 is completed, the second hydraulic telescopic rod is activated by the set system on the surface of the mobile plate to push the cutting knife to separate the connected packaging bags, and the connected packaging bags fall into the inside of the placement box for collection after being cut; S4. When directly cutting the packaging bags that do not require punching, first start the hydraulic push rod to push the placement plate of the punching device upward through the push frame. When the placement plate with the punching device is pushed upward to a height higher than the cutting device, stop the operation of the hydraulic push rod, and then take out the fixing bolt on the movable plate. After the fixing bolt is taken out, push the movable plate with the cutting device to one side of the second heat sealing machine. When the movable plate moves, the movable block is driven to move inside the movable groove through the U-shaped connecting block. When the movable plate with the cutting device moves to the bottom of the placement plate with the punching device, use the fixing bolt to pass through the movable plate and connect it to the workbench. Finally, push the placement box inside the workbench to the bottom of the movable plate to carry out the cutting operation of the packaging bag.

[0017] Compared with the related art, the packaging film production folding system provided by the present invention has the following beneficial effects: The present invention provides a packaging film production folding system, wherein a placing plate with a punching device is arranged on the surface of a workbench, and pushing devices are arranged on both sides of the workbench to cooperate with a moving plate with a cutting device and movable components arranged on both sides of the workbench to operate. When punching holes in a packaging strip made of packaging film, the packaging bag can directly enter the punching device for punching operation after it is formed. When directly cutting the packaging bag that does not need to be punched, the placing plate with the punching device can be pushed to the top of the workbench and separated from the workbench, and at the same time the position of the moving plate with the cutting device is adjusted to a suitable position to continue the operation, thereby improving the practicability of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic structural diagram of a first embodiment of a packaging film production folding system provided by the present invention; Figure 2 for Figure 1An enlarged schematic diagram of part A is shown; Figure 3 for Figure 1 An enlarged schematic diagram of part B is shown; Figure 4 for Figure 1 An enlarged schematic diagram of part C is shown; Figure 5 for Figure 1 An enlarged schematic diagram of the D portion shown; Figure 6 for Figure 1 A schematic diagram of the overall three-dimensional structure of the device shown; Figure 7 for Figure 6 An enlarged schematic diagram of part E is shown; Figure 8 A schematic structural diagram of a second embodiment of a packaging film production folding system provided by the present invention; Fig. 9 for Figure 8 The enlarged schematic diagram of the F part is shown; Fig.10 A schematic structural diagram of a third embodiment of a packaging film production folding system provided by the present invention; Fig.11 for Fig.10 An enlarged schematic diagram of section G is shown.

[0019] Numbers in the figure: 1, workbench; 2, mounting frame; 3, winding roller; 4, limiting roller; 5, first heat sealing machine; 6, second heat sealing machine; 7, positioning roller; 8, placement plate; 9. Punching device; 91. Fixing frame; 92. First hydraulic telescopic rod; 93. Connecting head; 94. Connecting sleeve; 95. Punching head; 10. Pushing device; 101. Mounting seat; 102. Hydraulic telescopic rod; 103. Pushing frame; 11. first baffle; 12. movable plate; 13. Cutting device; 131. Support frame; 132. Second hydraulic telescopic rod; 133. Cutting knife; 14. movable assembly; 141. movable slot; 142. movable block; 143. U-shaped connecting block; 15. Fixing bolt; 16. Placement box; 17. Positioning assembly; 171. Threaded rod; 172. Mounting sleeve; 173. Extension frame; 174. Rotating roller; 175. Threaded sleeve; 18. Second baffle; 19. Collection assembly; 191. Collection box; 192. Positioning block; 193. Positioning sleeve; 194. Rubber pad; 20. Adjustment assembly; 201. Rectangular block; 202. Fixing rod; 203. Adjustment sleeve; 204. Adjustment frame; 21. Handle. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings and implementation modes. Example

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 ,in, Figure 1 A schematic structural diagram of a first embodiment of a packaging film production folding system provided by the present invention; Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown; Figure 3 for Figure 1 An enlarged schematic diagram of part B is shown; Figure 4 for Figure 1 An enlarged schematic diagram of part C is shown; Figure 5 for Figure 1 An enlarged schematic diagram of the D portion shown; Figure 6 for Figure 1 A schematic diagram of the overall three-dimensional structure of the device shown; Figure 7 for Figure 6 The enlarged schematic diagram of part E is shown. A packaging film production folding system comprises: A workbench 1, one end of which is connected to a mounting frame 2, on which a winding roller 3 and a limiting roller 4 are respectively mounted, and a first heat sealer 5 and two second heat sealers 6 are respectively mounted on the surface of the workbench 1 from right to left, and both sides of the first heat sealer 5 and the second heat sealer 6 are connected to positioning rollers 7; A placing plate 8, the placing plate 8 is arranged on the surface of the workbench 1, a punching device 9 is arranged on the surface of the placing plate 8, the punching device 9 comprises a fixing frame 91, a first hydraulic telescopic rod 92 is installed at the center position of the top of the fixing frame 91, a connecting head 93 is connected to the bottom end of the first hydraulic telescopic rod 92, a connecting sleeve 94 is threadedly connected to the surface of the connecting head 93, and a punching head 95 is connected to the bottom end of the connecting sleeve 94; A pushing device 10, wherein the number of the pushing devices 10 is two, and the two pushing devices 10 are both arranged on the side of the workbench 1 and on both sides of the placement plate 8, and the pushing device 10 comprises a mounting seat 101, and a hydraulic telescopic rod 102 is installed inside the mounting seat 101, and a pushing frame 103 is connected to the top end of the hydraulic telescopic rod 102, and one end of the pushing frame 103 is connected to the side of the fixing frame 91; A movable plate 12, the movable plate 12 is arranged on the surface of the workbench 1 and is located on one side of the placement plate 8, and a cutting device 13 is arranged on the surface of the movable plate 12; The movable components 14 are two in number, and both movable components 14 are arranged on the side of the workbench 1 and located on both sides of the movable plate 12 .

[0022] Both sides of the fixing frame 91 are connected to the first baffle 11 .

[0023] The cutting device 13 includes a support frame 131 , a second hydraulic telescopic rod 132 is installed at the center of the top of the support frame 131 , a cutting knife 133 is connected to the bottom end of the second hydraulic telescopic rod 132 , and second baffles 18 are arranged on both sides of the support frame 131 .

[0024] The fixing frame 91 is installed on the surface of the placement plate 8, and the connecting head 93 and the connecting sleeve 95 are threadedly connected. The connecting head 93 and the connecting sleeve 95 can be used to disassemble and replace the punching head 95 according to the shape of the holes punched in the packaging bag. When replacing the punching head 95, the punching head 95 can be rotated to drive the connecting sleeve 94 to separate from the connecting head 93 at the bottom end of the first hydraulic telescopic rod 92.

[0025] The movable assembly 14 includes a movable groove 141 , a movable block 142 is slidably connected inside the movable groove 141 , a U-shaped connecting block 143 is connected to one side of the movable block 142 , and one end of the U-shaped connecting block 143 is connected to the side of the movable plate 12 .

[0026] The movable groove 141 is opened on the side of the workbench 1. The movable groove 141 and the movable block 142 can be used to move and adjust the movable plate 12 on the surface of the workbench 1 through the U-shaped connecting block 143. A plurality of fixing holes compatible with the fixing bolts 15 are opened on the surface of the workbench 1. Photosensitive sensors are installed on the fixing frame 91 and the supporting frame 131. The entire device is controlled by a controller and a computer. The supporting frame 131 is connected to the surface of the movable plate 12.

[0027] A fixing bolt 15 is provided between the movable plate 12 and the workbench 1 , and a placement box 16 is provided inside the workbench 1 and below the movable plate 12 .

[0028] A positioning assembly 17 is provided between the support frame 131 and the movable plate 12, and the positioning assembly 17 includes a threaded rod 171, and a mounting sleeve 172 is sleeved on the surface of the threaded rod 171, and an extension frame 173 is connected to one side of the mounting sleeve 172, and rotating rollers 174 are installed on both sides of one end of the extension frame 173, and threaded sleeves 175 are threadedly connected to the surface of the threaded rod 171 and on the upper and lower sides of the mounting sleeve 172.

[0029] The threaded rod 171 is connected to the center position of the top of the support frame 131. The threaded rod 171, the mounting sleeve 172 and the two threaded sleeves 175 can be used to install the rotating roller 174. The use of the rotating roller 174 can play a limiting role when the packaging bag moves downward to the support frame 131. The use of the two threaded sleeves 175 can adjust the distance between the two rotating rollers 174 and the movable plate 12 through the mounting sleeve 172 and the extension frame 173, which is convenient for limiting the movement of the packaging bag.

[0030] A method for producing a folding system for a packaging film, comprising the following steps: S1, when performing the folding operation of the packaging film, firstly, the packaging film on the winding roller 3 on the mounting frame 2 is conveyed to the inside of the first heat sealing machine 5 through the limiting roller 4 to perform the edge sealing operation on both sides. After the stacked packaging films are edge sealed on both sides by the first heat sealing machine 5, they are conveyed to the inside of the second heat sealing machine 6 through multiple positioning rollers 7 to perform edge sealing at designated positions to form a packaging bag; S2, when the packaging film is made into packaging bags in S1 and transported to the surface of the placement plate 8, the surface of the packaging bag is punched by a system designed by a computer, and during the punching operation, the first hydraulic telescopic rod 92 is started to push the punching head 95 to punch holes in the packaging bag; S3, after the punching of the packaging bags in S2 is completed, the second hydraulic telescopic rod 132 is activated by the set system to push the cutting knife 133 to separate the connected packaging bags on the surface of the movable plate 12, and the connected packaging bags fall into the inside of the placement box 16 for collection after being cut; S4. When directly cutting the packaging bag that does not require punching, first start the hydraulic push rod 102 to push the placement plate 8 of the punching device 9 upward through the push frame 103. When the placement plate 8 with the punching device 9 is pushed upward to a height higher than the cutting device 13, stop the operation of the hydraulic push rod 102, and then take out the fixing bolt 15 on the movable plate 2. After the fixing bolt 15 is taken out, push the movable plate 12 with the cutting device 13 to move to one side of the second heat sealing machine 6. When the movable plate 12 moves, the movable block 142 is driven to move inside the movable groove 141 through the U-shaped connecting block 143. When the movable plate 12 with the cutting device 13 moves to the bottom of the placement plate 8 with the punching device 9, use the fixing bolt 15 to pass through the movable plate 12 and connect it to the workbench 1. Finally, push the placement box 16 inside the workbench 1 to the bottom of the movable plate 12 to carry out the cutting operation of the packaging bag. Compared with the related art, the packaging film production folding system provided by the present invention has the following beneficial effects: The present invention provides a packaging film production folding system, wherein a placing plate 8 with a punching device 9 is arranged on the surface of a workbench 1 and a pushing device 10 is arranged on both sides of the workbench 1, which cooperates with a movable plate 12 with a cutting device 13 and movable components 14 arranged on both sides of the workbench 1 to operate in coordination. When punching holes in a packaging strip made of packaging film, the packaging bag can directly enter the punching device 9 for punching after it is formed. When directly cutting a packaging bag that does not require punching, the placing plate 8 with the punching device 9 can be pushed to the top of the workbench 1 and separated from the workbench 1. At the same time, the position of the movable plate 12 with the cutting device 13 is adjusted to a suitable position to continue the operation, thereby improving the practicality of the entire device. Example

[0031] Please refer to Figure 8 and Fig. 9 Based on the packaging film production folding system provided in the first embodiment of the present application, the second embodiment of the present application proposes another packaging film production folding system. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0032] Specifically, the second embodiment of the present application provides a packaging film production folding system, which is different in that a packaging film production folding system is provided with a collection component 19 at the bottom of the workbench 1 and below the placement plate 8, and the collection component 19 includes a collection box 191, and both sides of the collection box 191 are connected to positioning blocks 192, and the surface of the positioning block 192 is provided with a positioning sleeve 193, and the positioning sleeve 193 is connected to the bottom of the workbench 1, and one side of the inner wall of the positioning sleeve 193 is connected to a rubber pad 194.

[0033] A through groove is provided at the bottom of the inner wall of the workbench 1 and above the collection box 191. The collection box 191 can be installed and disassembled by using the positioning block 192 and the positioning sleeve 193. When cleaning the residue inside the collection box 191, the collection box 191 can be pulled by the handle 21 to drive the positioning blocks 192 on both sides to be connected to the bottom of the workbench 1 and separate from the positioning sleeve 193, so that the residue inside the collection box 191 can be cleaned.

[0034] A handle 21 is connected to one side of the surface of the collection box 191 .

[0035] The working principle of a packaging film production folding system provided by the present invention is as follows: During use, when cleaning the packaging film residues produced by punching, the residues inside the workbench 1 can be dropped into the collection box 191 through the through groove at the bottom of the inner wall of the workbench 1 by a tool.

[0036] Compared with the related art, the packaging film production folding system provided by the present invention has the following beneficial effects: The present invention provides a packaging film production folding system, wherein a collecting assembly 19 is arranged at the bottom of a workbench 1 and below a placement plate 8 to clean and collect scraps generated by punching holes in packaging bags made of packaging film. Example

[0037] Please refer to Fig.10 and Fig.11 Based on the packaging film production folding system provided in the first embodiment of the present application, the third embodiment of the present application proposes another packaging film production folding system. The third embodiment is only a preferred embodiment of the first embodiment, and the implementation of the third embodiment will not affect the independent implementation of the first embodiment.

[0038] Specifically, the third embodiment of the present application provides a packaging film production folding system, which is different in that an adjustment component 20 is arranged between the workbench 1 and the placement box 16, and the adjustment component 20 includes a rectangular block 201, and a fixed rod 202 is connected to one side of the rectangular block 201, and the surface of the fixed rod 202 is provided with an adjustment sleeve 203, and the surface of the adjustment sleeve 203 is connected to an adjustment frame 204.

[0039] The rectangular block 201 is connected to one side of the bottom of the workbench 1 , one end of the adjustment frame 204 is connected to one end of the placement box 16 , a bolt is provided on the adjustment sleeve 203 , and a threaded hole matched with the bolt is opened on the surface of the fixing rod 202 .

[0040] The working principle of a packaging film production folding system provided by the present invention is as follows: When in use, when the position of the placement box 16 is adjusted according to the position of the movable plate 12, the placement box 16 is driven to move by pushing the adjustment frame 204 under the action of the adjustment sleeve 203 and the fixed rod 202 until the placement box 16 moves to the bottom of the movable plate 12, and then a bolt is used to pass through the adjustment sleeve 203 and threadedly connected to the fixed rod 202.

[0041] Compared with the related art, the packaging film production folding system provided by the present invention has the following beneficial effects: The present invention provides a packaging film production folding system, wherein an adjustment component 20 is arranged between a workbench 1 and a placement box 16 so as to facilitate pushing and adjusting the placement box 16 inside the workbench 1 .

[0042] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A packaging film production folding system, characterized in that: include: A workbench, one end of which is connected to a mounting frame, on which a winding roller and a limiting roller are respectively mounted, a first heat sealer and two second heat sealers are respectively mounted on the surface of the workbench from right to left, and both sides of the first heat sealer and the second heat sealer are connected to positioning rollers; A placement plate, the placement plate is arranged on the surface of the workbench, a punching device is arranged on the surface of the placement plate, the punching device comprises a fixing frame, a first hydraulic telescopic rod is installed at the center position of the top of the fixing frame, a connecting head is connected to the bottom end of the first hydraulic telescopic rod, a connecting sleeve is threadedly connected to the surface of the connecting head, and a punching head is connected to the bottom end of the connecting sleeve; A pushing device, wherein the number of the pushing devices is two, and the two pushing devices are both arranged on the side of the workbench and located on both sides of the placement plate, and the pushing device comprises a mounting seat, a hydraulic telescopic rod is installed inside the mounting seat, a pushing frame is connected to the top end of the hydraulic telescopic rod, and one end of the pushing frame is connected to the side of the fixed frame; A movable plate, the movable plate is arranged on the surface of the workbench and is located on one side of the placement plate, and a cutting device is arranged on the surface of the movable plate; The movable components are two in number, and both movable components are arranged on the sides of the workbench and located on both sides of the movable plate.

2. The packaging film production folding system according to claim 1, characterized in that: Both sides of the fixing frame are connected with a first baffle.

3. The packaging film production folding system according to claim 1, characterized in that: The cutting device comprises a support frame, a second hydraulic telescopic rod is installed at the center position of the top of the support frame, a cutting knife is connected to the bottom end of the second hydraulic telescopic rod, and second baffles are arranged on both sides of the support frame.

4. The packaging film production folding system according to claim 1, characterized in that: The movable component comprises a movable groove, a movable block is slidably connected inside the movable groove, a U-shaped connecting block is connected to one side of the movable block, and one end of the U-shaped connecting block is connected to the side of the movable plate.

5. The packaging film production folding system according to claim 1, characterized in that: A fixing bolt is arranged between the movable plate and the workbench, and a placing box is arranged inside the workbench and below the movable plate.

6. The packaging film production folding system according to claim 3, characterized in that: A positioning assembly is arranged between the support frame and the movable plate, and the positioning assembly includes a threaded rod, a mounting sleeve is sleeved on the surface of the threaded rod, an extension frame is connected to one side of the mounting sleeve, rotating rollers are installed on both sides of one end of the extension frame, and threaded sleeves are threadedly connected on the surface of the threaded rod and on the upper and lower sides of the mounting sleeve.

7. The packaging film production folding system according to claim 1, characterized in that: A collecting assembly is arranged at the bottom of the workbench and below the placing plate, and the collecting assembly includes a collecting box, both sides of the collecting box are connected with positioning blocks, the surface of the positioning block is provided with a positioning sleeve, the positioning sleeve is connected to the bottom of the workbench, and one side of the inner wall of the positioning sleeve is connected to a rubber pad.

8. The packaging film production folding system according to claim 7, characterized in that: A handle is connected to one side of the surface of the collection box.

9. The packaging film production folding system according to claim 1, characterized in that: An adjustment component is arranged between the workbench and the placement box, and the adjustment component comprises a rectangular block, one side of the rectangular block is connected to a fixing rod, the surface of the fixing rod is sleeved with an adjustment sleeve, and the surface of the adjustment sleeve is connected to an adjustment frame.

10. A method for producing a folding system for a packaging film, characterized in that: The following steps are involved: S1. When performing the folding operation of the packaging film, the packaging film on the winding roller on the mounting frame is firstly transported to the inside of the first heat sealing machine through the limiting roller to perform the edge sealing operation on both sides. After the stacked packaging films are edge sealed on both sides by the first heat sealing machine, they are then transported to the inside of the second heat sealing machine through multiple positioning rollers to perform edge sealing at designated positions to form a packaging bag; S2, when the packaging film is made into packaging bags in S1 and then transported to the surface of the placement plate, a punching operation is performed on the surface of the packaging bag through a system designed by a computer, and during the punching operation, a first hydraulic telescopic rod is started to push a punching head to punch holes in the packaging bag; S3, after the punching of the packaging bags in S2 is completed, the second hydraulic telescopic rod is activated by the set system on the surface of the mobile plate to push the cutting knife to separate the connected packaging bags, and the connected packaging bags fall into the inside of the placement box for collection after being cut; S4. When directly cutting the packaging bags that do not require punching, first start the hydraulic push rod to push the placement plate of the punching device upward through the push frame. When the placement plate with the punching device is pushed upward to a height higher than the cutting device, stop the operation of the hydraulic push rod, and then take out the fixing bolt on the movable plate. After the fixing bolt is taken out, push the movable plate with the cutting device to one side of the second heat sealing machine. When the movable plate moves, the movable block is driven to move inside the movable groove through the U-shaped connecting block. When the movable plate with the cutting device moves to the bottom of the placement plate with the punching device, use the fixing bolt to pass through the movable plate and connect it to the workbench. Finally, push the placement box inside the workbench to the bottom of the movable plate to carry out the cutting operation of the packaging bag.

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