Composite film winding and unwinding device

Abstract

The utility model discloses a composite membrane winding and unwinding device which comprises a discharging mechanism, a limiting mechanism, a supporting mechanism and a rotating mechanism, the discharging mechanism comprises an unwinding rod, two sliding grooves formed in the two sides of the unwinding rod, and the limiting mechanism; the limiting mechanism comprises two short cylinders attached to the two ends of the unwinding rod and two inserting plates connected with the short cylinders, and the two inserting plates are connected with the two sliding grooves in an inserted mode respectively. When the unwinding rod is installed, the threaded rod is firstly controlled to rotate anticlockwise, then under mechanical transmission, the distance between the two supporting frames is enlarged, correspondingly, the distance between the two short cylinders is also enlarged, when the distance is just placed at the tops of the two arc-shaped plates, the threaded rod is rotated clockwise, and then under the same principle, the two short cylinders are close to each other, so that the unwinding rod is installed. And then the inserting plate on the inner side of the short cylinder is inserted into the sliding groove to fix the unwinding rod, the loading and unloading efficiency is high, the structure is simple, and manufacturing is easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to composite film winding and unwinding technical field, concretely to a composite film winding and unwinding device. BACKGROUND

[0002] Composite film refers to the film of multilayer structure that base material is combined together by various plastics and paper, metal or other materials through laminating extrusion facing, co-extrusion technology such as process technology.

[0003] The application number CN202321294715.3 discloses a kind of high-barrier composite film production with winding and unwinding device, including: base, reel, connecting piece and movable shaft etc.Structure.Reel is installed, the inner wall of connecting piece is completely slidably connected on the outer wall of fixed block, press T-shaped handle and drive movable shaft to move downward, movable shaft drives the connecting ring on bearing to extrude spring, simultaneously, movable shaft drives the movable limit rod in through slot, when T-shaped handle is contacted with connecting box, rotate T-shaped handle ninety degrees, loosen T-shaped handle, spring makes limit rod enter into limit slot, avoid reel when disassembling, installation is very inconvenient, save replacement time, improve production efficiency.The application is specific when using, not only there is deficiency in efficiency of loading and unloading, movable rod bottom end structure is also very complex, leading to manufacturing difficulty. UTILITY MODEL CONTENT

[0004] The utility model aims at solving one of the technical problems existing in prior art or related art.

[0005] Therefore, the technical scheme adopted by the utility model is as follows:

[0006] A kind of composite film winding and unwinding device, including material feeding mechanism, limiting mechanism, support mechanism and rotating mechanism, the material feeding mechanism includes unwinding rod, two sliding grooves being opened in the two sides of the unwinding rod, limiting mechanism, the limiting mechanism includes two short cylinders being attached with the two ends of the unwinding rod, two plug-in plates being connected with the short cylinders, two plug-in plates are respectively inserted with two sliding grooves, support mechanism, the support mechanism includes two support frames being movably sleeved on the outer side of two short cylinders, threaded rod being connected with two support frames, the external thread of the threaded rod is set as two sections, and the rotation direction is opposite, rotating mechanism, the rotating mechanism includes multiple tooth blocks being enclosed on the outer side of the short cylinder, gear shaft being movably installed on the side of the support frame, the gear shaft is engaged with short cylinder by multiple tooth blocks.

[0007] By adopting the technical scheme, when the unwinding rod is installed, the threaded rod is first controlled to rotate counterclockwise, then the interval of the two supporting frames is expanded under mechanical transmission, correspondingly, the interval of the two short cylinders is also expanded, when the interval is just placed on the top of the two arc-shaped plates, the threaded rod is then rotated clockwise, then the two short cylinders are close to each other under the same principle, then the inserting plate on the inner side of the short cylinder is inserted into the sliding groove, the fixing of the unwinding rod is realized, the efficiency of mounting and dismounting is high, and the structure is simple and easy to manufacture.

[0008] In a preferred example, the two sliding grooves are vertically symmetrical about the vertical center plane of the unwinding rod, and the length of the sliding groove is equal to the length of the unwinding rod.

[0009] In a preferred example, the two supporting frames are located on the same horizontal plane, and the supporting frames are made of hard alloy.

[0010] In a preferred example, the arc-shaped plate is installed on the inner side of the short cylinder, and the arc-shaped plate is attached to the bottom of the unwinding rod.

[0011] In a preferred example, two guide rods are slidingly connected between the two supporting frames, and the two guide rods are vertically symmetrical about the threaded rod.

[0012] In a preferred example, the length of the guide rod is greater than the length of the threaded rod, and the diameter of the guide rod is less than the diameter of the threaded rod.

[0013] By adopting the above technical scheme, the utility model has the beneficial effects that:

[0014] 1. In the utility model, when the unwinding rod is installed, the threaded rod is first controlled to rotate counterclockwise, then the interval of the two supporting frames is expanded under mechanical transmission, correspondingly, the interval of the two short cylinders is also expanded, when the interval is just placed on the top of the two arc-shaped plates, the threaded rod is then rotated clockwise, then the two short cylinders are close to each other under the same principle, then the inserting plate on the inner side of the short cylinder is inserted into the sliding groove, the fixing of the unwinding rod is realized, the efficiency of mounting and dismounting is high, and the structure is simple and easy to manufacture.

[0015] 2. In the utility model, any gear shaft is used, an external motor is installed, the gear shaft can drive the short cylinder meshed with the gear shaft to rotate, then the unwinding rod rotates, the winding / unwinding of the composite film is realized, the winding is flexible, and the utility model is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional view of the overall structure of the utility model;

[0017] Figure 2 It is a schematic view of the unwinding mechanism of the utility model;

[0018] Figure 3 It is schematic view of the limiting mechanism of the utility model;

[0019] Figure 4 It is schematic view of the supporting mechanism of the utility model;

[0020] Figure 5 It is schematic view of the rotating mechanism of the utility model.

[0021] Reference signs:

[0022] 100, material feeding mechanism; 110, unwinding rod; 120, sliding groove;

[0023] 200, limiting mechanism; 210, short cylinder; 220, plugboard;

[0024] 300, supporting mechanism; 310, supporting frame; 320, threaded rod;

[0025] 400, rotating mechanism; 410, tooth block; 420, gear shaft;

[0026] 500, arc-shaped plate;

[0027] 600, guide rod. DETAILED DESCRIPTION

[0028] To make the purpose, technical scheme and advantages of the utility model more clear and explicit, the utility model is further described in detail below in combination with specific implementation manners and with reference to the drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0029] It is understood that the description is only exemplary and is not intended to limit the scope of the utility model.

[0030] Some embodiments of the utility model are described below in combination with the drawings to provide a composite film winding and unwinding device.

[0031] Embodiment one:

[0032] In combination with Figures 1-5 the drawings, the utility model provides a composite film winding and unwinding device, which comprises a material feeding mechanism 100, a limiting mechanism 200, a supporting mechanism 300 and a rotating mechanism 400, the material feeding mechanism 100 comprises an unwinding rod 110 and two sliding grooves 120 which are arranged on both sides of the unwinding rod 110;

[0033] The limiting mechanism 200 comprises two short cylinders 210 which are attached to both ends of the unwinding rod 110, two plugboards 220 which are connected to the short cylinders 210, and two sliding grooves 120 which are respectively connected to the two plugboards 220.

[0034] Support mechanism 300, the support mechanism 300 includes two support frames 310 movably sleeved outside two short cylinders 210, a threaded rod 320 connected to the two support frames 310, the outer thread of the threaded rod 320 is provided with two sections, and the rotation directions are opposite;

[0035] Rotary mechanism 400, the rotary mechanism 400 includes a plurality of tooth blocks 410 surrounding the outside of the short cylinder 210, a gear shaft 420 movably mounted on one side of the support frame 310, the gear shaft 420 is engaged with the short cylinder 210 through a plurality of tooth blocks 410.

[0036] Further, two sliding grooves 120 are vertically symmetrical about the vertical center plane of the unwinding rod 110, the length of the sliding groove 120 is equal to the length of the unwinding rod 110, and the layout design is adopted, the position of the unwinding rod 110 is limited by the plug-in plate 220, and the plug-in plate 220 can stably rotate with the unwinding rod 110.

[0037] Further, the bottoms of the two support frames 310 are located on the same horizontal plane, the support frame 310 is made of hard alloy, and the use of hard alloy can improve the wear resistance of the support frame 310 and prolong the service life of the support frame 310 during translation.

[0038] Example two:

[0039] Combined with Figure 1 And Figure 5 As shown in the embodiment, on the basis of the above-mentioned embodiment, the inside of the short cylinder 210 is provided with an arc-shaped plate 500, and the arc-shaped plate 500 is attached to the bottom of the unwinding rod 110. The arc-shaped plate 500 can provide support for the unwinding rod 110 and provide conditions for disassembling and assembling the unwinding rod 110.

[0040] Example three:

[0041] Combined with Figure 1 As shown in the above-mentioned embodiment, two guide rods 600 are slidably connected between the two support frames 310, and the two guide rods 600 are vertically symmetrical about the threaded rod 320. The guide rod 600 provides conditions for stable guiding of the support frame 310.

[0042] Further, the length of the guide rod 600 is greater than the length of the threaded rod 320, and the diameter of the guide rod 600 is less than the diameter of the threaded rod 320. The length of the guide rod 600 is designed so that the support frame 310 has sufficient guiding length.

[0043] The working principle and use flow of the utility model: when installing the unwinding rod 110, firstly control the screw rod 320 to rotate counterclockwise, then the distance of the two supporting frames 310 is enlarged under mechanical transmission, correspondingly, the distance of the two short cylinders 210 is also enlarged, when the distance is just right to put on the top of the two arc-shaped plates 500, then rotate the screw rod 320 clockwise, then under the same principle, the two short cylinders 210 are close to each other, then the plugboard 220 in the inside of the short cylinder 210 is inserted into the sliding slot 120, the fixing of the unwinding rod 110 is realized, then use any gear shaft 420, through installing external motor, the gear shaft 420 can drive the short cylinder 210 meshed with it to rotate, then the unwinding rod 110 rotates following, the winding / unwinding of the composite film is realized.

[0044] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A composite film winding and unwinding device characterized by comprising: Include: Discharge mechanism (100), the discharge mechanism (100) includes unwinding rod (110), two chute (120) are opened in both sides of the unwinding rod (110); Limiting mechanism (200), the limiting mechanism (200) includes two short cylinders (210) that are attached to both ends of the unwinding rod (110), two plug-in plates (220) connected to the short cylinders (210), two plug-in plates (220) are respectively inserted with two chutes (120); Supporting mechanism (300), the supporting mechanism (300) includes two support frames (310) movably sleeved on the outer side of two short cylinders (210), a threaded rod (320) connected to two support frames (310), the external thread of the threaded rod (320) is provided with two sections, and the rotation directions are opposite; Rotary mechanism (400), the rotary mechanism (400) includes a plurality of tooth blocks (410) surrounding the outer side of the short cylinder (210), a gear shaft (420) movably mounted on one side of the support frame (310), the gear shaft (420) is engaged with the short cylinder (210) through a plurality of tooth blocks (410).

2. The composite film winding and unwinding device according to claim 1, characterized in that, Two chutes (120) are vertically symmetrical about the vertical center plane of the unwinding rod (110), the length of the chute (120) is equal to the length of the unwinding rod (110).

3. The composite film winding and unwinding device according to claim 1, characterized in that, Two support frames (310) are located on the same horizontal plane, the support frame (310) is made of hard alloy.

4. The composite film winding and unwinding device according to claim 1, characterized in that, The inner side of the short cylinder (210) is provided with an arc-shaped plate (500), and the arc-shaped plate (500) is attached to the bottom of the unwinding rod (110).

5. The composite film winding and unwinding device according to claim 1, characterized in that, Two support frames (310) are slidably connected between two guide rods (600), two guide rods (600) are vertically symmetrical about the threaded rod (320).

6. A composite film winding and unwinding device according to claim 5, characterized in that The length of the guide rod (600) is greater than the length of the threaded rod (320), and the diameter of the guide rod (600) is less than the diameter of the threaded rod (320).

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