PET protective film winding machine

Abstract

The PET protective film winding machine comprises a first support, a second support and a third support, one side of the first support is fixedly connected with a positioning frame, the top of the positioning frame is fixedly connected with a loop bar, the inside of the loop bar is rotatably connected with a two-way screw rod, the outer side of the two-way screw rod is fixedly connected with a driven bevel gear, and the other side of the two-way screw rod is fixedly connected with a driven bevel gear. The anti-deviation mechanism is fixed to the conveying position of the PET protective film winding machine through the positioning frame, then the rotary knob is rotated to enable the two-way screw to rotate under meshing connection of the driven bevel gear and the driving bevel gear, at the moment, the gap between the two limiting pieces can be changed, and therefore deviation prevention in the PET protective film winding process is achieved; and through cooperation of the tensioning wheel, the conveying roller, the positioning roller and the adjusting roller, the PET protective film can be in a tensioned state in the winding process, and therefore the production efficiency of winding of the PET protective film is effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of protective film production, and particularly relates to a PET protective film winding machine. Background Art

[0002] A PET protective film winding machine is a professional mechanical device, mainly used for winding and packaging PET protective films for easy storage, transportation and use. The device has the characteristics of high automation, fast winding speed and simple operation, and is widely used in the production process of protective films in industries such as mobile phones, computers and glass.

[0003] When winding the PET protective film, due to different sizes of the wound film, when using the same type of winding equipment for winding, the film may shift. And during the conveying process, there is a lack of a mechanism for positioning and adjusting the thickness of the protective film, which directly affects the production efficiency of PET protective film winding. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a PET protective film winding machine to solve the problem that when winding the PET protective film, due to different sizes of the wound film, when using the same type of winding equipment for winding, the film may shift, and during the conveying process, there is a lack of a mechanism for positioning and adjusting the thickness of the protective film, which directly affects the production efficiency of PET protective film winding as mentioned in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: A PET protective film winding machine includes a first bracket, a second bracket and a third bracket. A positioning frame is fixedly connected to one side of the first bracket, a sleeve rod is fixedly connected to the top of the positioning frame, a bidirectional screw rod is rotatably connected inside the sleeve rod, a driven bevel gear is fixedly connected to the outside of the bidirectional screw rod, a driving bevel gear is meshed and connected to the outside of the driven bevel gear, one end of the outside of the bidirectional screw rod is symmetrically threadedly connected with a limiting member, a conveying mechanism is arranged between the second bracket and the third bracket, and an adjustable positioning mechanism is symmetrically arranged on one side of the top of the first bracket.

[0006] Preferably, feet are fixedly connected to the bottoms of the first bracket, the second bracket and the third bracket.

[0007] Preferably, fixing seats are symmetrically and fixedly connected to one side and one side of the top of the first bracket, and a tensioning wheel is rotatably connected between the two fixing seats.

[0008] Preferably, the driving bevel gear is rotatably connected inside the sleeve rod, and a knob is fixedly connected to one end of the driving bevel gear.

[0009] Preferably, the conveying mechanism includes a rotating shaft and a motor. The rotating shaft is rotatably connected to the inside of the second bracket, the motor is fixedly connected to the top of the third bracket, a conveying roller is fixedly connected to the outside of the rotating shaft, and one end of the outside of the rotating shaft is drivingly connected to a gear transmission box.

[0010] Preferably, the gear transmission box is drivingly connected to the output end of the motor, and the gear transmission box is fixedly connected to the top of the third bracket.

[0011] Preferably, the adjustable positioning mechanism includes a fixing frame. A positioning roller is rotatably connected to the inside of the fixing frame. On one side of the top of the fixing frame, cylinders are symmetrically and fixedly connected. The output end of the cylinder is fixedly connected to a movable block, and an adjusting roller is rotatably connected to the inside of the movable block.

[0012] Preferably, a distribution box is fixedly connected to the upper end of the adjacent side of the first bracket.

[0013] Compared with the prior art, the present utility model provides a PET protective film winding machine, which has the following beneficial effects:

[0014] 1. By setting a PET protective film winding machine, an anti-offset mechanism composed of a sleeve rod, a bidirectional screw, a driven bevel gear, a driving bevel gear, a knob and a limiting member provided on one side of the first bracket. During use, the anti-offset mechanism is fixed to the conveying part of the PET protective film winding machine by using a positioning frame, and then by rotating the knob, the bidirectional screw rotates under the meshing connection of the driven bevel gear and the driving bevel gear. At this time, the gap between the two limiting members can be changed, so as to solve the problem of anti-offset during the winding process of the PET protective film. And the cooperation between the tensioning wheel, the conveying roller, the positioning roller and the adjusting roller can make the PET protective film in a tensioned state during the winding process, thus effectively improving the production efficiency of the PET protective film winding.

[0015] 2. By setting an adjustable positioning mechanism, during the winding and conveying process of the PET protective film, the PET protective film is placed between the positioning roller and the adjusting roller. By driving the cylinder, the adjusting roller can have the function of adjusting the conveying gap, so it can be adjusted and positioned according to the thickness of the PET protective film, thereby improving the stability of the device during winding.

[0016] The parts not involved in this device are the same as or can be implemented by the prior art. The structure of the present utility model is scientific and reasonable, safe and convenient to use, and provides great help to people. Description of the Drawings

[0017] The accompanying drawings are used to provide a further understanding of the present utility model and form a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0018] Figure 1 It is an axonometric structure schematic diagram of one side of a PET protective film winding machine proposed by the present utility model;

[0019] Figure 2 It is an axonometric structure schematic diagram of the other side of a PET protective film winding machine proposed by the present utility model;

[0020] Figure 3 It is a side view structure schematic diagram of a PET protective film winding machine proposed by the present utility model;

[0021] Figure 4 It is a structure schematic diagram of a limiting member of a PET protective film winding machine proposed by the present utility model;

[0022] Figure 5 It is a structure schematic diagram of an adjusting roller of a PET protective film winding machine proposed by the present utility model;

[0023] In the figure: the first bracket 1, the second bracket 2, the third bracket 3, the tripod 4, the fixed seat 5, the tensioning wheel 6, the positioning bracket 7, the sleeve rod 8, the bidirectional screw 9, the driven bevel gear 10, the driving bevel gear 11, the knob 12, the limiting member 13, the rotating shaft 14, the conveying roller 15, the gear transmission box 16, the motor 17, the fixed frame 18, the positioning roller 19, the cylinder 20, the movable block 21, the adjusting roller 22, the distribution box 23. Detailed implementation manners

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1-5, the present utility model provides a technical solution: a PET protective film winding machine, which includes a first bracket 1, a second bracket 2 and a third bracket 3. One side of the first bracket 1 is fixedly connected with a positioning frame 7. The top of the positioning frame 7 is fixedly connected with a sleeve rod 8. A bidirectional screw rod 9 is rotatably connected inside the sleeve rod 8. A driven bevel gear 10 is fixedly connected to the outer side of the bidirectional screw rod 9. The outer side of the driven bevel gear 10 is meshed with a driving bevel gear 11. One end of the outer side of the bidirectional screw rod 9 is symmetrically threadedly connected with a limiting member 13. A conveying mechanism is arranged between the second bracket 2 and the third bracket 3. The anti-offset mechanism is fixed at the conveying part of the PET protective film winding machine by using the positioning frame 7. Then, by rotating the knob 12, the bidirectional screw rod 9 rotates under the meshing connection of the driven bevel gear 10 and the driving bevel gear 11. At this time, the gap between the two limiting members 13 can be changed, so as to solve the problem of anti-offset during the winding process of the PET protective film. And the cooperation among the tensioning wheel 6, the conveying roller 15, the positioning roller 19 and the adjusting roller 22 can make the PET protective film in a tensioned state during the winding process, thereby effectively improving the production efficiency of the PET protective film winding. On one side of the top of the first bracket 1, an adjustable positioning mechanism is symmetrically arranged.

[0026] In the present utility model, preferably, feet 4 are fixedly connected to the bottoms of the first bracket 1, the second bracket 2 and the third bracket 3.

[0027] In the present utility model, preferably, fixing seats 5 are symmetrically and fixedly connected to one side and one side of the top of the first bracket 1. A tensioning wheel 6 is rotatably connected between the two fixing seats 5.

[0028] In the present utility model, preferably, the driving bevel gear 11 is rotatably connected inside the sleeve rod 8, and a knob 12 is fixedly connected to one end of the driving bevel gear 11.

[0029] In the present utility model, preferably, the conveying mechanism includes a rotating shaft 14 and a motor 17. The rotating shaft 14 is rotatably connected inside the second bracket 2. The motor 17 is fixedly connected to the top of the third bracket 3. A conveying roller 15 is fixedly connected to the outer side of the rotating shaft 14. One end of the outer side of the rotating shaft 14 is drivingly connected with a gear transmission box 16.

[0030] In the present utility model, preferably, the gear transmission box 16 is drivingly connected to the output end of the motor 17, and the gear transmission box 16 is fixedly connected to the top of the third bracket 3.

[0031] In the present utility model, preferably, the adjustable positioning mechanism includes a fixed frame 18. A positioning roller 19 is rotatably connected inside the fixed frame 18. On one side of the top of the fixed frame 18, two cylinders 20 are symmetrically and fixedly connected. The output end of the cylinder 20 is fixedly connected with a movable block 21. An adjusting roller 22 is rotatably connected inside the movable block 21. During the winding and conveying process of the PET protective film, the PET protective film is placed between the positioning roller 19 and the adjusting roller 22. By driving the cylinder 20, the adjusting roller 22 can have the function of adjusting the conveying gap. Therefore, it can be adjusted and positioned according to the thickness of the PET protective film, thereby improving the stability of the device during winding.

[0032] In the present utility model, preferably, a distribution box 23 is fixedly connected to the upper ends of the adjacent sides of the first bracket 1.

[0033] The working principle and usage process of the present utility model: When in use, the PET protective film passes through the conveying mechanism, which includes a rotating shaft 14, a motor 17, and a conveying roller 15. The motor 17 drives the rotating shaft 14, and then drives the conveying roller 15 to smoothly convey the protective film. During the conveying process, the bidirectional screw 9 inside the sleeve rod 8 on the positioning frame 7 rotates under the meshing action of the driven bevel gear 10 and the driving bevel gear 11 through the rotation of the knob 12, thereby driving the limiting member 13 to move and adjusting the gap between the two limiting members 13 to achieve the anti-offset function and ensure the accurate position of the PET protective film during the winding process. At the same time, the cooperation between the tensioning wheel 6, the conveying roller 15, the positioning roller 19, and the adjusting roller 22 keeps the PET protective film in a tensioned state during the winding process, improving the production efficiency. The positioning roller 19 and the adjusting roller 22 are rotatably connected inside the fixed frame 18 of the adjustable positioning mechanism. By driving the movable block 21 with the cylinder 20, the conveying gap of the adjusting roller 22 is adjusted, thereby positioning according to the thickness of the PET protective film and improving the stability during winding. In addition, the distribution box 23 on the top of the first bracket 1 provides power support for the entire device to ensure the normal operation of the device. During the entire winding process, the footrest 4 fixes the first bracket 1, the second bracket 2, and the third bracket 3 to ensure the stability of the device. Through the collaborative work of these mechanisms, the PET protective film winding machine of the present utility model realizes efficient and stable winding operations.

[0034] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A PET protective film winding machine, comprising a first bracket (1), a second bracket (2) and a third bracket (3), characterized in that: One side of the first bracket (1) is fixedly connected with a positioning bracket (7). The top of the positioning bracket (7) is fixedly connected with a sleeve rod (8). A bidirectional screw rod (9) is rotatably connected inside the sleeve rod (8). A driven bevel gear (10) is fixedly connected to the outer side of the bidirectional screw rod (9). A driving bevel gear (11) is meshed and connected to the outer side of the driven bevel gear (10). One end of the outer side of the bidirectional screw rod (9) is symmetrically threadedly connected with a limiting member (13). A conveying mechanism is arranged between the second bracket (2) and the third bracket (3). An adjustable positioning mechanism is symmetrically arranged on one side of the top of the first bracket (1).

2. The PET protective film winding machine according to claim 1, characterized in that: The bottoms of the first bracket (1), the second bracket (2) and the third bracket (3) are all fixedly connected with feet (4).

3. A PET protective film winding machine according to claim 1, characterized in that: One side and one side of the top of the first bracket (1) are symmetrically and fixedly connected with fixing seats (5). A tension wheel (6) is rotatably connected between the two fixing seats (5).

4. A PET protective film winding machine according to claim 1, characterized in that: The driving bevel gear (11) is rotatably connected inside the sleeve rod (8). One end of the driving bevel gear (11) is fixedly connected with a knob (12).

5. A PET protective film winding machine according to claim 1, characterized in that: The conveying mechanism includes a rotating shaft (14) and a motor (17). The rotating shaft (14) is rotatably connected inside the second bracket (2). The motor (17) is fixedly connected to the top of the third bracket (3). A conveying roller (15) is fixedly connected to the outer side of the rotating shaft (14). One end of the outer side of the rotating shaft (14) is drivingly connected with a gear transmission box (16).

6. The PET protective film winding machine according to claim 5, wherein: The gear transmission box (16) is drivingly connected to the output end of the motor (17). The gear transmission box (16) is fixedly connected to the top of the third bracket (3).

7. A PET protective film winding machine according to claim 1, characterized in that: The adjustable positioning mechanism includes a fixing frame (18). A positioning roller (19) is rotatably connected inside the fixing frame (18). One side of the top of the fixing frame (18) is symmetrically and fixedly connected with a cylinder (20). The output end of the cylinder (20) is fixedly connected with a movable block (21). An adjusting roller (22) is rotatably connected inside the movable block (21).

8. A PET protective film winding machine according to claim 1, characterized in that: The upper end of the adjacent side of the first bracket (1) is fixedly connected with a distribution box (23).

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