PP film slitting, cutting and winding device

Abstract

The utility model provides a PP (polypropylene) film slitting, cutting and rolling device, which belongs to the technical field of PP film processing, and comprises a connecting seat, a quick replacement component and a cutting adjusting component, the quick replacement component comprises two sliding guide rails arranged at the bottom of the inner wall of the connecting seat, and the tops of the two sliding guide rails are connected with a sliding block in a sliding manner; two fixing blocks are arranged at the tops of the two sliding guide rails, first electric telescopic rods are arranged in the two fixing blocks, the ends of output shafts of the first electric telescopic rods are fixedly connected with sliding blocks, and limiting plates are hinged to the tops of the sliding blocks through hinges; the PP film slitting device has the advantages that a user can control the other first lead screw to drive the cutting knives to move mutually, the user controls the second lead screw to enable the last cutting knife to move on the second lead screw, the distance between the cutting knives is adjusted, and therefore the purpose that a PP film is rapidly slit into different widths is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of PP film processing, and particularly relates to a PP film strip cutting and winding device. Background Art

[0002] PP film is a polypropylene film, a thermoplastic resin made by propylene polymerization. It is usually thicker, tougher, and has a higher tensile strength. It can be used for greenhouse films, load-bearing packaging bags, etc. After searching, the application number "CN202322198488.0" discloses "a PP film strip cutting and winding mechanism", which records that "the slitting component of the utility model can adjust and fix the position of the slitting blade on the slitting shaft through the positioning bolt, so that the spacing of the slitting blades can be adjusted according to the actual required slitting strip size. Then, starting the slitting motor can drive the slitting shaft to rotate, thereby driving the slitting blade to rotate and cut the PP film. The winding component can easily adjust the size and position of the winding, and can be adjusted according to different slitting strips." The slitting blade can be adjusted and fixed on the slitting shaft by means of positioning bolts, so that the spacing of the slitting blades can be adjusted according to the actual size of the slitting strips. Then, the slitting motor can be started to drive the slitting shaft to rotate, thereby driving the slitting blades to rotate and slit the PP film. It is true that the winding assembly can easily adjust the size and position of the winding, but the above comparative documents still have the following problems in actual use:

[0003] In actual use, it is inconvenient to replace the reel, the efficiency is poor, and it is inconvenient to adjust the cutting knife, which makes it impossible to produce PP films of different widths.

[0004] Based on this, it is extremely practical to provide a device that can quickly replace the winding disk and conveniently adjust the spacing of the cutting knife. Utility Model Content

[0005] The purpose of the utility model is to provide a PP film strip cutting and winding device, aiming to solve the above technical problems.

[0006] The embodiment of the utility model provides a PP film strip cutting and winding device, which includes a connecting seat, a quick-change component and a cutting adjustment component.

[0007] Wherein, a connecting groove is provided at one end and the top of the connecting seat;

[0008] The quick-change assembly includes two sliding guide rails arranged at the bottom of the inner wall of the connecting seat, the tops of the two sliding guide rails are slidably connected to sliding blocks, the tops of the two sliding guide rails are provided with two fixed blocks, a first electric telescopic rod is provided inside the two fixed blocks, the output shaft ends of the first electric telescopic rod are fixedly connected to the sliding block, the top of the sliding block is hingedly connected to the limit plate, the outer wall of the limit plate is slidably connected to the connecting groove, two auxiliary bars are provided on one side of the top of the connecting seat, the tops of the two auxiliary bars are slidably connected to the moving bar, the top of the moving bar is provided with two fixed plates, a second electric telescopic rod is provided inside the two fixed plates, one end of the second electric telescopic rod is provided with a hinge seat, the internal hinge of the hinge seat is hingedly provided with a connecting block, and one end of the connecting block is slidably connected to the limiting plate;

[0009] The cutting adjustment assembly includes two support legs arranged at the top of the connecting seat, a third electric telescopic rod is arranged inside the two support legs, and a support block is arranged on the top of the two third electric telescopic rods, a drive motor is arranged on one side of one of the support blocks, the output shaft of the drive motor passes through the support block and is provided with a rotating rod, two limit rods are arranged on the outer wall of the rotating rod, one side of the rotating rod is rotatably connected to the other support block, and a plurality of cutting knives are slidably connected to the outer walls of the rotating rod and the two limit rods, two first auxiliary blocks are arranged on the top of the rotating rod, the first auxiliary rods are rotatably connected to the inside of the two first auxiliary blocks, a first screw rod is arranged on one side of the two first auxiliary rods, the outer walls of the output shafts of the two first screw rods are threadedly connected to the inner sides of two of the cutting knives, and one side of the two first screw rods are rotatably connected to the two support blocks respectively, and two second auxiliary blocks are arranged at the bottom of the rotating rod, the second auxiliary rod is rotatably connected to the inside of one of the second auxiliary blocks, a second screw rod is arranged on one side of the second auxiliary rod, one side of the second screw rod is rotatably connected to the other second auxiliary block, and the outer wall of the second screw rod is threadedly connected to the other cutting knife.

[0010] In an embodiment of the present invention, a gripper is provided on one side of the second auxiliary rod and the two first auxiliary rods.

[0011] In one embodiment of the present invention, two support bars are provided at one end of the top of the connecting seat, and a guide rod is rotatably connected between the two support bars.

[0012] In one embodiment of the present invention, a reinforcement rod is provided at one of the corners of the top of the connecting seat, a torque motor is provided on one side of the reinforcement rod, the output shaft end of the torque motor passes through the reinforcement rod and is provided with a placer, and limit strips are provided at both ends of the placer.

[0013] In one embodiment of the present invention, one side of the limit plate is rotatably connected to a rotating disk, one side of the rotating disk is movably connected to a placer, one side of the placer is provided with a connecting rod, one side of the connecting rod is interlaced with the limit plate and the rotating disk.

[0014] In one embodiment of the present invention, two reinforcing legs are provided at the bottom of the connecting seat, a single-chip computer is provided at the other corner of the top of the connecting seat, one of the supporting legs and the outer wall of the supporting bar are slidably connected to the moving bar, and a scale is provided in the middle of the two supporting legs.

[0015] In one embodiment of the present invention, the first electric telescopic rod, the second electric telescopic rod, the third electric telescopic rod, the drive motor and the torque motor are all electrically connected to a single-chip microcomputer, and the single-chip microcomputer is electrically connected to an external power supply.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1) By providing a first electric telescopic rod, it is convenient for the winding reel on the placer to be wound. After the winding is completed, the user opens the first electric telescopic rod through the single-chip computer, and the first electric telescopic rod pushes the sliding block to make the sliding block slide on the sliding guide rail, and then moves. The movement of the sliding block will drive the limit plate to slide to one side in the connecting groove, and the limit plate slides to one side, and then slides out from the connecting rod on the placer. When it slides to the edge, the user opens the second electric telescopic rod through the single-chip computer, so that the second electric telescopic rod pushes the hinged seat, so that the hinged seat slides on the limit plate by pushing the connecting block, and the relationship between the sliding block and the limit plate is hinged, so that the limit plate tilts to one end, and the placer leaks out. At this time, the user removes the winding reel, takes out a new winding reel and places it on the placer, and uses the first electric telescopic rod and the second electric telescopic rod to reset it, thereby achieving the purpose of quick replacement and improving work efficiency;

[0018] 2) The first screw rod is provided to facilitate the user to adjust the position between each cutting knife when the user needs to adjust the position between the various cutting knives. The user drives the first auxiliary rod to rotate by rotating one of the holders. The rotation of the first auxiliary rod will drive the first screw rod to rotate. The first screw rod cooperates with the limit rod through the external thread to make one of the cutting knives move on the rotating rod and the limit rod. The user can also control another first screw rod to drive the cutting knives to move relative to each other. For the last cutting knife, the user controls the second screw rod to move the last cutting knife on the second screw rod, thereby achieving the purpose of adjusting the spacing between the cutting knives, thereby quickly cutting the PP film into strips of different widths. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 This is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the top structure of the utility model;

[0022] Figure 3 This is a perspective structural diagram of one end of the utility model.

[0023] In the figure: 100, connecting seat; 200, quick change assembly; 210, sliding guide rail; 220, sliding block; 230, fixed block; 240, first electric telescopic rod; 250, limit plate; 260, auxiliary bar; 270, moving bar; 280, fixed plate; 290, second electric telescopic rod; 2910, hinged seat; 2920, connecting block; 300, cutting adjustment assembly; 310, support leg; 320, third electric telescopic rod Retraction rod; 330, support block; 340, drive motor; 350, rotating rod; 360, limiting rod; 370, cutting knife; 380, first auxiliary block; 390, first screw rod; 3910, second auxiliary block; 3920, second screw rod; 400, holder; 500, support bar; 600, guide rod; 700, reinforcement rod; 800, torque motor; 900, placer; 1000, rotating disk; 1100, connecting rod. DETAILED DESCRIPTION

[0024] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example

[0026] See also Figure 1-3 A PP film strip cutting and winding device includes a connecting seat 100, a quick-change component 200 and a cutting adjustment component 300.

[0027] For details, please refer to Figure 1 A connecting groove is formed at one end and the top of the connecting seat 100.

[0028] See also Figure 2-3The quick-change assembly 200 includes two sliding guide rails 210 provided at the bottom of the inner wall of the connecting seat 100. The top of the two sliding guide rails 210 is slidably connected to a sliding block 220. Two fixed blocks 230 are provided on the top of the two sliding guide rails 210. A first electric telescopic rod 240 is provided inside the two fixed blocks 230. The output shaft end of the first electric telescopic rod 240 is fixedly connected to the sliding block 220. The top hinge of the sliding block 220 is hinged to a limit plate 250. The outer wall of the limit plate 250 is connected to the The connecting groove is slidably connected, and two auxiliary bars 260 are provided on one side of the top of the connecting seat 100. The top of the two auxiliary bars 260 is slidably connected with a moving bar 270. Two fixed plates 280 are provided on the top of the moving bar 270. The second electric telescopic rod 290 is provided inside the two fixed plates 280. One end of the second electric telescopic rod 290 is provided with a hinge seat 2910. The internal hinge of the hinge seat 2910 is hinged with a connecting block 2920. One end of the connecting block 2920 is slidably connected to the limiting plate 250.

[0029] In a specific embodiment, the first electric telescopic rod 240 is provided to facilitate the winding of the winding reel on the placement device 900. After the winding is completed, the user opens the first electric telescopic rod 240 through the single-chip computer. The first electric telescopic rod 240 pushes the sliding block 220, so that the sliding block 220 slides on the sliding guide rail 210, and then moves. The movement of the sliding block 220 will drive the limit plate 250 to slide to one side in the connecting groove. The limit plate 250 slides to one side and then slides out from the connecting rod 1100 on the placement device 900. When it slides to the edge, the user uses the single-chip computer to The second electric telescopic rod 290 is opened, and the second electric telescopic rod 290 pushes the hinged seat 2910, so that the hinged seat 2910 slides on the limit plate 250 by pushing the connecting block 2920, and the hinged relationship between the sliding block 220 and the limit plate 250 causes the limit plate 250 to tilt to one end, so that the placer 900 leaks out. At this time, the user removes the winding reel and takes out a new winding reel and places it on the placer 900, and uses the first electric telescopic rod 240 and the second electric telescopic rod 290 to reset it, thereby achieving the purpose of quick replacement and improving work efficiency.

[0030] See also Figure 2-3The cutting adjustment assembly 300 includes two support legs 310 arranged on the top of the connecting seat 100, and a third electric telescopic rod 320 is arranged inside the two support legs 310. The top of the two third electric telescopic rods 320 is provided with a support block 330, and a driving motor 340 is provided on one side of one of the support blocks 330. The output shaft of the driving motor 340 passes through the support block 330 and is provided with a rotating rod 350. Two limiting rods 360 are provided on the outer wall of the rotating rod 350. One side of the rotating rod 350 is rotatably connected to the other support block 330. The outer walls of the rotating rod 350 and the two limiting rods 360 are slidably connected to a plurality of cutting knives 370. Two first auxiliary blocks 380 are provided on the top of the rotating rod 350. The two first auxiliary blocks 380 are internally rotatably connected to the first auxiliary rod, and a first screw rod 390 is provided on one side of the two first auxiliary rods. The outer walls of the output shafts of the two first screw rods 390 are connected to the internal threads of two of the cutting knives 370, and one side of the two first screw rods 390 is rotatably connected to the two support blocks 330 respectively. Two second auxiliary blocks 3910 are provided at the bottom of the rotating rod 350, and one of the second auxiliary blocks 3910 is internally rotatably connected to the second auxiliary rod, and a second screw rod 3920 is provided on one side of the second auxiliary rod, and one side of the second screw rod 3920 is rotatably connected to the other second auxiliary block 3910, and the outer wall of the second screw rod 3920 is threadedly connected to the other cutting knife 370.

[0031] In a specific embodiment, a first screw rod 390 is provided to facilitate the user to adjust the position between each cutting knife 370 when the user needs to adjust the position. The user drives the first auxiliary rod to rotate by rotating one of the holders 400. The rotation of the first auxiliary rod will drive the first screw rod 390 to rotate. The first screw rod 390 cooperates with the limit rod 360 through the external thread to make one of the cutting knives 370 move on the rotating rod 350 and the limit rod 360. The user can also control another first screw rod 390 to drive the cutting knives 370 to move relative to each other. For the last cutting knife 370, the user controls the second screw rod 3920 to make the last cutting knife 370 move on the second screw rod 3920, so as to achieve the purpose of adjusting the spacing between the cutting knives 370, thereby quickly cutting the PP film into strips of different widths.

[0032] See also Figure 3 A holder 400 is provided on one side of the second auxiliary rod and the two first auxiliary rods.

[0033] In a specific embodiment, the holder 400 is provided to facilitate users to rotate the first auxiliary rod and the second auxiliary rod by using the holder 400 when using the first auxiliary rod and the second auxiliary rod, thereby improving work efficiency.

[0034] See also Figure 1Two support bars 500 are provided at one end of the top of the connecting seat 100, and a guide rod 600 is rotatably connected in the middle of the two support bars 500.

[0035] In a specific embodiment, the support bar 500 is provided to facilitate the use of the support bar 500 to limit the guide rod 600 during use, so that the guide rod 600 can guide the cutting of the PP film more stably during use.

[0036] See also Figure 1 A reinforcement rod 700 is provided at one of the corners of the top of the connecting seat 100, and a torque motor 800 is provided on one side of the reinforcement rod 700. The output shaft end of the torque motor 800 passes through the reinforcement rod 700 and is provided with a placer 900. Limiting bars are provided at both ends of the placer 900.

[0037] In a specific embodiment, a torque motor 800 is provided, which facilitates the user to turn on the torque motor 800 through the single-chip computer, so that the torque motor 800 drives the placement device 900 to rotate, and then drives the pre-set winding disk to rotate, and then winds up the cut PP film.

[0038] See also Figure 1 One side of the limit plate 250 is rotatably connected to the rotating disk 1000, one side of the rotating disk 1000 is movably connected to the placement device 900, and one side of the placement device 900 is provided with a connecting rod 1100, one side of the connecting rod 1100 is interlaced and connected with the limit plate 250 and the rotating disk 1000.

[0039] In a specific embodiment, the rotating disk 1000 is provided so that when the placement device 900 rotates, the rotating disk 1000 can be driven to rotate, so that the rotating disk 1000 assists the placement device 900 and avoids the placement device from getting stuck.

[0040] See also Figure 1 Two reinforcing legs are provided at the bottom of the connecting base 100, and a single chip microcomputer is provided at the other corner of the top of the connecting base 100.

[0041] In a specific embodiment, the provided reinforcement legs facilitate the support and fixation of the connecting base 100, so that the connecting base 100 can be more stable during use, avoiding shaking during use and improving stability.

[0042] See also Figure 1-3 The first electric telescopic rod 240, the second electric telescopic rod 290, the third electric telescopic rod 320, the drive motor 340 and the torque motor 800 are all electrically connected to the single chip microcomputer, and the single chip microcomputer is electrically connected to the external power supply.

[0043] In a specific embodiment, a single chip microcomputer is provided to facilitate power-on control of electrical equipment, so that the electrical equipment can be powered on when it needs power, avoiding the situation where it cannot be powered on when it needs power.

[0044] When in use, first, the first electric telescopic rod 240 is provided to facilitate the winding of the winding reel on the placer 900. After the winding is completed, the user opens the first electric telescopic rod 240 through the single-chip computer. The first electric telescopic rod 240 pushes the sliding block 220, so that the sliding block 220 slides on the sliding guide rail 210, and then moves. The movement of the sliding block 220 will drive the limit plate 250 to slide to one side in the connecting groove. The limit plate 250 slides to one side and then slides out from the connecting rod 1100 on the placer 900. When it slides to the edge, the user opens the first electric telescopic rod 240 through the single-chip computer. The second electric telescopic rod 290 pushes the hinge seat 2910, so that the hinge seat 2910 slides on the limit plate 250 by pushing the connecting block 2920, and the relationship between the sliding block 220 and the limit plate 250 is hinged, so that the limit plate 250 tilts to one end, and the placer 900 leaks out. At this time, the user removes the reel and takes out a new reel and places it on the placer 900. It should be noted that "the user needs to put a gasket between the reel to facilitate the matching of the position of the cutting knife 370" using the first electric telescopic rod 240 and The second electric telescopic rod 290 is reset, thereby achieving the purpose of quick replacement and improving work efficiency. Then, through the first screw rod 390, it is convenient for the user to adjust the position of each cutting knife 370 when the user needs to adjust the position between the cutting knives 370. The user rotates one of the holders 400 to drive the first auxiliary rod to rotate. The rotation of the first auxiliary rod will drive the first screw rod 390 to rotate. The first screw rod 390 cooperates with the limit rod 360 through the external thread to make one of the cutting knives 370 move on the rotating rod 350 and the limit rod 360. The user can also control the other The first screw rod 390 drives the cutting blades 370 to move relative to each other. For the last cutting blade 370, the user controls the second screw rod 3920 to move the last cutting blade 370 on the second screw rod 3920, so that the cutting blades 370 can adjust the spacing between each other, thereby quickly cutting the PP film into strips of different widths. Finally, through the torque motor 800, the user can turn on the torque motor 800 through the single-chip microcomputer, so that the torque motor 800 drives the placer 900 to rotate, and then drives the pre-set winding disk to rotate, and then winds up the cut PP film.

[0045] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A PP film strip cutting and winding device, characterized in that: include: A connecting seat (100), wherein one end and the top of the connecting seat (100) are provided with a connecting groove; A quick-change assembly (200) includes two sliding guide rails (210) arranged at the bottom of the inner wall of the connecting seat (100), the tops of the two sliding guide rails (210) are slidably connected to a sliding block (220), the tops of the two sliding guide rails (210) are provided with two fixed blocks (230), the interiors of the two fixed blocks (230) are provided with a first electric telescopic rod (240), the output shaft end of the first electric telescopic rod (240) is fixedly connected to the sliding block (220), the top hinge of the sliding block (220) is hinged to a limit plate (250), and the limit plate (250) ) is slidably connected to the connecting groove, two auxiliary bars (260) are provided on one side of the top of the connecting seat (100), the tops of the two auxiliary bars (260) are slidably connected to a moving bar (270), the tops of the moving bar (270) are provided with two fixing plates (280), the interiors of the two fixing plates (280) are provided with a second electric telescopic rod (290), one end of the second electric telescopic rod (290) is provided with a hinge seat (2910), the internal hinge of the hinge seat (2910) is hinged to a connecting block (2920), and one end of the connecting block (2920) is slidably connected to the limiting plate (250); A cutting adjustment assembly (300) includes two support legs (310) arranged on the top of a connecting seat (100), a third electric telescopic rod (320) is arranged inside the two support legs (310), and a support block (330) is arranged on the top of the two third electric telescopic rods (320), and a driving motor (340) is arranged on one side of one of the support blocks (330), and the output shaft of the driving motor (340) passes through the support block (330) and is provided with a rotating rod (350), and the outer wall of the rotating rod (350) is provided with two limiting rods (360), and one side of the rotating rod (350) is rotatably connected to the other support block (330), and the outer walls of the rotating rod (350) and the two limiting rods (360) are slidably connected to a plurality of cutting knives (370), and the top of the rotating rod (350) is provided with a Two first auxiliary blocks (380), the internal rotation of the two first auxiliary blocks (380) is connected to the first auxiliary rod, one side of the two first auxiliary rods is provided with a first screw rod (390), the outer wall of the output shaft of the two first screw rods (390) is connected to the internal thread of two of the cutting knives (370), one side of the two first screw rods (390) is respectively connected to the two support blocks (330), and two second auxiliary blocks (3910) are provided at the bottom of the rotating rod (350), one of the second auxiliary blocks (3910) is connected to the second auxiliary rod, one side of the second auxiliary rod is provided with a second screw rod (3920), one side of the second screw rod (3920) is connected to the other second auxiliary block (3910), and the outer wall of the second screw rod (3920) is connected to the other cutting knife (370) by thread.

2. The PP film strip cutting and winding device according to claim 1, characterized in that: One side of the second auxiliary rod and the two first auxiliary rods is provided with a holder (400).

3. The PP film strip cutting and winding device according to claim 1, characterized in that: Two support bars (500) are provided at one end of the top of the connection seat (100), and a guide rod (600) is rotatably connected between the two support bars (500).

4. The PP film strip cutting and winding device according to claim 3, characterized in that: A reinforcing rod (700) is provided at one of the corners of the top of the connecting seat (100), a torque motor (800) is provided on one side of the reinforcing rod (700), an output shaft end of the torque motor (800) passes through the reinforcing rod (700) and a placing device (900) is provided, and both ends of the placing device (900) are provided with limit bars.

5. The PP film strip cutting and winding device according to claim 1, characterized in that: One side of the limiting plate (250) is rotatably connected to a rotating disk (1000), one side of the rotating disk (1000) is movably connected to the placement device (900), one side of the placement device (900) is provided with a connecting rod (1100), one side of the connecting rod (1100) is interlacedly connected to the limiting plate (250) and the rotating disk (1000).

6. The PP film strip cutting and winding device according to claim 4, characterized in that: Two reinforcing legs are provided at the bottom of the connecting base (100), and a single chip microcomputer is provided at the other corner of the top of the connecting base (100).

7. The PP film strip cutting and winding device according to claim 6, characterized in that: The first electric telescopic rod (240), the second electric telescopic rod (290), the third electric telescopic rod (320), the drive motor (340) and the torque motor (800) are all electrically connected to a single-chip microcomputer, and the single-chip microcomputer is electrically connected to an external power supply.

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