Tensioning mechanism of film blowing machine

Abstract

The utility model belongs to the technical field of film production, and particularly relates to a tensioning mechanism of a film blowing machine, which comprises a tensioning component, the tensioning component comprises a first support, a second support is mounted on one side of the first support, and a first electric telescopic rod is fixedly connected in one side of the second support. A first fixing plate is fixedly connected to the output end of the first electric telescopic rod, a first mounting plate is fixedly connected to the interior of the other side of the second support, a second electric telescopic rod is fixedly connected to the upper surface of the second support, and a second mounting plate is fixedly connected to the output end of the second electric telescopic rod; sliding grooves are formed in the lower surface of the second mounting plate and the upper surface of the first mounting plate, sliding blocks are slidably connected to the inner walls of the sliding grooves, and cleaning sponges are mounted on the upper surfaces of the sliding blocks. According to the film winding device, the effect of limiting the film is achieved, the film is prevented from deviating in the winding process, and meanwhile the effect of conveniently cleaning the film is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of film production, in particular to a tensioning mechanism of a film blowing machine. Background Art

[0002] Film is a thin and soft transparent sheet. Made of plastic, adhesive, rubber or other materials, such as optical film, composite film, superconducting film, polyester film, nylon film, plastic film, etc. Film is widely used in electronics, machinery, printing and other industries. Film blowing machines are needed in the production process, and film blowing machines need to use tensioning mechanisms to tension the film in the process of producing films.

[0003] Most of the existing tensioning mechanisms use tensioning rollers and adjusting rollers to tension the film. The film will be contaminated with dust and debris during the production process. The existing tensioning mechanism cannot clean the dust on the film. After the winding is completed, the film needs to be cleaned again, which is inconvenient to use. Summary of the invention

[0004] In view of the deficiencies in the prior art, the utility model provides a tensioning mechanism for a film blowing machine, which solves the problem that the film currently exists may be contaminated with dust and debris during the production process, the existing tensioning mechanism cannot clean the dust on the film, and the film needs to be cleaned again after winding is completed.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tensioning mechanism of a film blowing machine, comprising a tensioning assembly, the tensioning assembly comprising a first bracket, a second bracket being installed on one side of the first bracket, a first electric telescopic rod being fixedly connected inside one side of the second bracket, an output end of the first electric telescopic rod being fixedly connected to a first fixing plate, a first mounting plate being fixedly connected inside the other side of the second bracket, a second electric telescopic rod being fixedly connected to an upper surface of the second bracket, an output end of the second electric telescopic rod being fixedly connected to a second mounting plate, a slide groove being provided on the lower surface of the second mounting plate and an upper surface of the first mounting plate, a slider being slidably connected to the inner wall of the slide groove, and a cleaning sponge being installed on the upper surface of the slider.

[0006] As a preferred technical solution of the utility model, screw holes are provided on the lower surface of the first mounting plate and the upper surface of the second mounting plate, screws are threadedly connected to the inner walls of the screw holes, and the screw holes are opened to the interior of the slider.

[0007] As a preferred technical solution of the utility model, a third bracket is installed on one side of the second bracket, one end of the third bracket is fixedly connected to a third mounting plate, the upper surface of the third mounting plate is fixedly connected to a motor, the output end of the motor is fixedly connected to a rotating shaft, and the rotating shaft is rotatably connected to the inside of the third bracket.

[0008] As a preferred technical solution of the utility model, a connecting groove is provided on the upper surface of the third bracket, a connecting block is slidably connected to the inner wall of the connecting groove, a pressure plate is fixedly connected to the upper surface of the connecting block, screw holes are provided on both sides of the upper surface of the pressure plate, screws are threadedly connected to the inner walls of the screw holes, and the inner wall of the pressure plate fits with the inner wall of the rotating shaft.

[0009] As a preferred technical solution of the utility model, a winding roller is installed on the outer wall of the rotating shaft, a pressure groove is opened on the outer wall of the winding roller, a second fixed plate is slidably arranged on the inner wall of the pressure groove, both ends of the second fixed plate are fixedly connected with the first connecting plate, a tension spring is fixedly connected to the lower surface of the first connecting plate, one end of the tension spring is fixedly connected with the second connecting plate, and the second connecting plate is fixedly connected to both ends of the winding roller.

[0010] As a preferred technical solution of the utility model, third electric telescopic rods are fixedly connected to both sides of the first bracket, and the output end of the third electric telescopic rod is fixedly connected to a fixed block, an adjusting roller is rotatably connected inside the fixed block, and a movable groove is slidably connected to the outer wall of the adjusting roller, and the movable groove is opened on both sides of the first bracket, a plurality of tensioning rollers are rotatably connected inside the first bracket, and a control panel is fixedly connected to one end of the first bracket.

[0011] As a preferred technical solution of the present invention, the control panel is electrically connected to the first electric telescopic rod, the second electric telescopic rod, the motor, and the third electric telescopic rod.

[0012] Compared with the prior art, the utility model provides a tensioning mechanism for a film blowing machine, which has the following beneficial effects:

[0013] 1. The tensioning mechanism of the film blowing machine starts the first electric telescopic rod through the control panel, and the first electric telescopic rod drives the first fixed plate to move. When the first fixed plate moves to a suitable position, the film passes through the first fixed plate, and then the film is placed on the cleaning sponge. The second electric telescopic rod is started through the control panel, and the second electric telescopic rod drives the cleaning sponge under the second mounting plate to press on the film. This design achieves the effect of limiting the film, preventing the film from deviating during the winding process, and at the same time achieves the effect of facilitating the cleaning of the film.

[0014] 2. The tensioning mechanism of the film blowing machine pulls the second fixed plate out of the pressure groove by pulling the second fixed plate upwards, and places the film in the pressure groove. At this time, the second fixed plate automatically shrinks into the pressure groove due to the tension of the tension spring. When the film is fixed, the motor is started through the control panel, and the motor drives the rotating shaft to rotate. During the rotation of the rotating shaft, the winding roller is driven to wind up the film. This design achieves the effect of convenient film winding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the front view of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the first bracket part of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the second bracket part of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the third bracket part of the utility model;

[0020] Figure 6 for Figure 5 A is an enlarged schematic diagram.

[0021] In the figure: 1. first bracket; 2. second bracket; 3. first electric telescopic rod; 4. first fixed plate; 5. first mounting plate; 6. second electric telescopic rod; 7. second mounting plate; 8. slide groove; 9. slider; 10. cleaning sponge; 11. third bracket; 12. third mounting plate; 13. motor; 14. rotating shaft; 15. connecting groove; 16. connecting block; 17. pressing plate; 18. screw hole; 19. screw; 20. pressing groove; 21. second fixed plate; 22. first connecting plate; 23. tension spring; 24. second connecting plate; 25. third electric telescopic rod; 26. fixed block; 27. adjusting roller; 28. moving groove; 29. ​​tensioning roller; 30. control panel; 31. winding roller. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-6In this embodiment: a tensioning mechanism of a film blowing machine includes a tensioning assembly, the tensioning assembly includes a first bracket 1, a second bracket 2 is installed on one side of the first bracket 1, a first electric telescopic rod 3 is fixedly connected inside one side of the second bracket 2, the output end of the first electric telescopic rod 3 is fixedly connected to the first fixing plate 4, the other side of the second bracket 2 is fixedly connected inside the first mounting plate 5, the upper surface of the second bracket 2 is fixedly connected to the second electric telescopic rod 6, the output end of the second electric telescopic rod 6 is fixedly connected to the second mounting plate 7, the lower surface of the second mounting plate 7 and the upper surface of the first mounting plate 5 are both provided with a slide groove 8, the inner wall of the slide groove 8 is slidably connected to a slider 9, and the upper surface of the slider 9 is installed with a cleaning sponge 10.

[0024] In this embodiment, the first electric telescopic rod 3 is started through the control panel 30, and the first electric telescopic rod 3 drives the first fixed plate 4 to move. When the first fixed plate 4 moves to a suitable position, the film is passed through the first fixed plate 4, and then the film is placed on the cleaning sponge 10. The second electric telescopic rod 6 is started through the control panel 30, and the second electric telescopic rod 6 drives the cleaning sponge 10 under the second mounting plate 7 to press on the film. This design achieves the effect of limiting the film, preventing the film from deviating during the winding process, and at the same time achieves the effect of facilitating the cleaning of the film.

[0025] Preferably, screw holes 18 are provided on the lower surface of the first mounting plate 5 and the upper surface of the second mounting plate 7 , and screws 19 are threadedly connected to the inner walls of the screw holes 18 . The screw holes 18 are opened to the interior of the slider 9 .

[0026] The screw 19 is taken out from the screw hole 18 by rotating the screw 19, and then the slider 9 is taken out from the slide groove 8 by pulling the cleaning sponge 10. This design makes it easy to clean and replace the cleaning sponge 10.

[0027] Preferably, Figure 5 As shown, a third bracket 11 is installed on one side of the second bracket 2, one end of the third bracket 11 is fixedly connected to a third mounting plate 12, the upper surface of the third mounting plate 12 is fixedly connected to a motor 13, the output end of the motor 13 is fixedly connected to a rotating shaft 14, and the rotating shaft 14 is rotatably connected to the inside of the third bracket 11.

[0028] Among them, this design achieves the effect of facilitating the winding of the film.

[0029] Furthermore, a connecting groove 15 is provided on the upper surface of the third bracket 11, and a connecting block 16 is slidably connected to the inner wall of the connecting groove 15, and a pressure plate 17 is fixedly connected to the upper surface of the connecting block 16. Screw holes 18 are provided on both sides of the upper surface of the pressure plate 17, and screws 19 are threadedly connected to the inner walls of the screw holes 18. The inner wall of the pressure plate 17 fits with the inner wall of the rotating shaft 14.

[0030] The screw 19 is taken out from the screw hole 18 by rotating the screw 19, and the connecting block 16 is driven to slide out from the connecting groove 15 by pulling the pressure plate 17 upward. This design facilitates the installation of the winding roller 31.

[0031] Further, such as Figure 6 As shown, a winding roller 31 is installed on the outer wall of the rotating shaft 14, a pressing groove 20 is opened on the outer wall of the winding roller 31, a second fixed plate 21 is slid on the inner wall of the pressing groove 20, both ends of the second fixed plate 21 are fixedly connected with a first connecting plate 22, a tension spring 23 is fixedly connected to the lower surface of the first connecting plate 22, one end of the tension spring 23 is fixedly connected to the second connecting plate 24, and the second connecting plate 24 is fixedly connected to both ends of the winding roller 31.

[0032] Among them, the second fixed plate 21 is pulled out of the pressing groove 20 by pulling upwards, and the film is placed in the pressing groove 20. At this time, the second fixed plate 21 is automatically retracted into the pressing groove 20 by the tension of the tension spring 23. When the film is fixed, the motor 13 is started through the control panel 30, and the motor 13 drives the rotating shaft 14 to rotate. During the rotation process, the rotating shaft 14 drives the winding roller 31 to wind up the film. This design achieves the effect of conveniently winding up the film.

[0033] Preferably, Figure 3 As shown, the third electric telescopic rod 25 is fixedly connected to both sides of the first bracket 1, the output end of the third electric telescopic rod 25 is fixedly connected to the fixed block 26, the internal rotation of the fixed block 26 is connected to the adjusting roller 27, the outer wall of the adjusting roller 27 is slidably connected to the moving groove 28, the moving groove 28 is opened on both sides of the first bracket 1, the internal rotation of the first bracket 1 is connected to a plurality of tensioning rollers 29, the tensioning rollers 29 are installed in the first bracket 1 in a triangular shape, and one end of the first bracket 1 is fixedly connected to the control panel 30.

[0034] Among them, the film is placed in the pressing groove 20, and the second fixed plate 21 is automatically retracted into the pressing groove 20 by the tension of the tension spring 23 to fix the film. After the fixation is completed, the third electric telescopic rod 25 is started through the control panel 30, and the third electric telescopic rod 25 drives the adjusting roller 27 to move in the moving groove 28. When it moves to the appropriate position, the adjusting roller 27 tensions the film. This design achieves the effect of convenient adjustment of the tension.

[0035] Furthermore, the control panel 30 is electrically connected to the first electric telescopic rod 3 , the second electric telescopic rod 6 , the motor 13 , and the third electric telescopic rod 25 .

[0036] The working principle and use process of the utility model are as follows: when the device is needed, the film is first passed through the adjusting roller 27, the tensioning roller 29, the first fixing plate 4, and the cleaning sponge 10 in sequence, and then the second fixing plate 21 is pulled upward to pull the second fixing plate 21 out of the pressing groove 20, and the film is placed in the pressing groove 20. At this time, the second fixing plate 21 is automatically retracted into the pressing groove 20 by the tension of the tension spring 23 to fix the film. After the fixation is completed, the third electric telescopic rod 25 is started through the control panel 30, and the third electric telescopic rod 25 drives the adjusting roller 27 to move in the moving groove 28. When the film is moved to a suitable position, the adjusting roller 27 tensions the film. After the tensioning is completed, the first electric telescopic rod 3 is started through the control panel 30, and the first electric telescopic rod 3 drives the first fixed plate 4 to move. When the first fixed plate 4 moves to a suitable position, the film is limited. Then, the second electric telescopic rod 6 is started through the control panel 30, and the second electric telescopic rod 6 drives the cleaning sponge 10 under the pressure plate 17 to press on the film. Finally, the motor 13 is started, and the motor 13 drives the rotating shaft 14 to rotate. The rotating shaft 14 rolls up the film during the rotation. At this time, the use of the device is completed.

[0037] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A tensioning mechanism for a film blowing machine, comprising a tensioning assembly, characterized in that: The tensioning assembly comprises a first bracket (1), a second bracket (2) is mounted on one side of the first bracket (1), a first electric telescopic rod (3) is fixedly connected to one side of the second bracket (2), an output end of the first electric telescopic rod (3) is fixedly connected to a first fixing plate (4), a first mounting plate (5) is fixedly connected to the other side of the second bracket (2), a second electric telescopic rod (6) is fixedly connected to the upper surface of the second bracket (2), an output end of the second electric telescopic rod (6) is fixedly connected to a second mounting plate (7), a lower surface of the second mounting plate (7) and an upper surface of the first mounting plate (5) are both provided with a slide groove (8), an inner wall of the slide groove (8) is slidably connected to a slider (9), and a cleaning sponge (10) is mounted on the upper surface of each slider (9).

2. A tensioning mechanism for a film blowing machine according to claim 1, characterized in that: The lower surface of the first mounting plate (5) and the upper surface of the second mounting plate (7) are both provided with screw holes (18), the inner walls of the screw holes (18) are threadedly connected with screws (19), and the screw holes (18) are opened to the interior of the slider (9).

3. A tensioning mechanism for a film blowing machine according to claim 1, characterized in that: A third bracket (11) is mounted on one side of the second bracket (2); one end of the third bracket (11) is fixedly connected to a third mounting plate (12); an upper surface of the third mounting plate (12) is fixedly connected to a motor (13); an output end of the motor (13) is fixedly connected to a rotating shaft (14); and the rotating shaft (14) is rotatably connected to the interior of the third bracket (11).

4. A tensioning mechanism for a film blowing machine according to claim 3, characterized in that: A connecting groove (15) is provided on the upper surface of the third bracket (11), a connecting block (16) is slidably connected to the inner wall of the connecting groove (15), a pressing plate (17) is fixedly connected to the upper surface of the connecting block (16), screw holes (18) are provided on both sides of the upper surface of the pressing plate (17), screws (19) are threadedly connected to the inner walls of the screw holes (18), and the inner wall of the pressing plate (17) is in contact with the inner wall of the rotating shaft (14).

5. A tensioning mechanism for a film blowing machine according to claim 4, characterized in that: A winding roller (31) is mounted on the outer wall of the rotating shaft (14), a pressing groove (20) is formed on the outer wall of the winding roller (31), a second fixing plate (21) is slidably disposed on the inner wall of the pressing groove (20), the two ends of the second fixing plate (21) are fixedly connected to a first connecting plate (22), a tension spring (23) is fixedly connected to the lower surface of the first connecting plate (22), one end of the tension spring (23) is fixedly connected to a second connecting plate (24), and the second connecting plate (24) is fixedly connected to the two ends of the winding roller (31).

6. A tensioning mechanism for a film blowing machine according to claim 5, characterized in that: The first bracket (1) is fixedly connected to a third electric telescopic rod (25) on both sides, the output end of the third electric telescopic rod (25) is fixedly connected to a fixed block (26), the interior of the fixed block (26) is rotatably connected to an adjusting roller (27), the outer wall of the adjusting roller (27) is slidably connected to a moving groove (28), the moving groove (28) is provided on both sides of the first bracket (1), the interior of the first bracket (1) is rotatably connected to a plurality of tensioning rollers (29), and one end of the first bracket (1) is fixedly connected to a control panel (30).

7. A tensioning mechanism for a film blowing machine according to claim 6, characterized in that: The control panel (30) is electrically connected to the first electric telescopic rod (3), the second electric telescopic rod (6), the motor (13), and the third electric telescopic rod (25).

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