Film winding and unwinding mechanism

Abstract

The utility model relates to the technical field of film winding and unwinding mechanical equipment, in particular to a film winding and unwinding mechanism which is used for winding and unwinding a film material and is provided with a first conveying line, a second conveying line, an unwinding roller and a winding roller. The starting end of a membrane material is wound on the unwinding roller, and the tail end of the membrane material sequentially penetrates through the first conveying line and the second conveying line and is finally wound on the winding roller; the winding roller and the unwinding roller are matched to drive a membrane material to sequentially enter the first conveying line and the second conveying line, different machining steps are carried out on the first conveying line and the second conveying line, finally, the machined waste membrane material is recycled, and the structural arrangement and membrane material wiring are reasonable and compact; the film conveying device is applied to product packaging, film materials can drive products to move, the conveying process is stable, and the problems of jamming and deviation are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a take up and pay off film mechanical equipment technical field, especially take up and pay off film mechanism. BACKGROUND

[0002] In the modern industrial production process, especially in the packaging, processing and some automatic production process of products, the conveying and transfer of materials have very high efficiency and precision requirements. In many production scenes, specific mechanisms are needed to realize the stable and efficient movement of products on the conveying line. The traditional product conveying mode often has some limitations, for example, simply relying on the power device of the conveying line to push the product may cause unstable conveying process due to the shape, material and other factors of the product, which may cause problems such as jamming and deviation, affecting the continuity of production and product quality. SUMMARY

[0003] Therefore, the utility model provides a take up and pay off film mechanism.

[0004] The utility model adopts the following technical scheme:

[0005] A take up and pay off film mechanism is used for taking up and paying off film, comprising a first conveying line, a second conveying line, a pay-off roller and a take-up roller. The first conveying line and the second conveying line are connected at the head and tail. The pay-off roller is arranged below the first conveying line, and the take-up roller is arranged below the second conveying line. The starting end of the film material is wound and fixed on the pay-off roller, the end thereof passes through the first conveying line and the second conveying line in sequence, and is finally wound on the take-up roller. The second conveying line comprises an adsorption bottom plate, the upper end surface of the adsorption bottom plate is provided with an adsorption hole, and the side edge of the second conveying line is provided with a vacuum generator. The vacuum generator is communicated with the adsorption bottom plate to generate negative pressure on the upper end surface of the adsorption bottom plate. The take-up roller is provided with a driving module connected with the take-up roller. The driving module drives the take-up roller to rotate to take up and pay off the film material.

[0006] Preferably, the pay-off roller and the take-up roller are provided with positioning baffles on both sides.

[0007] Preferably, the outer wall of the pay-off roller and the take-up roller is provided with a protruding block.

[0008] Preferably, a transmission shaft and a transmission belt are arranged between the take-up roller and the driving module. The transmission shaft is connected with the take-up roller and coaxially arranged. A transmission disc is fixedly arranged on the outer wall of the transmission shaft. The transmission belt is connected with the output end of the driving module. The transmission belt is sleeved on the inner side of the transmission disc. The driving module drives the transmission shaft and the take-up roller to rotate through the transmission belt.

[0009] Preferably, the first conveying line comprises a first frame, a first transmission roller arranged inside the first frame, a first conveying belt sleeved outside the first transmission roller, and a first rotating motor in driving connection with the first transmission roller.

[0010] Preferably, the second conveying line comprises a second frame, a second transmission roller arranged inside the second frame, a second conveying belt sleeved outside the second transmission roller, and a second rotating motor in driving connection with the second transmission roller.

[0011] Preferably, the upper end of the second conveying line is provided with a limiting member, the limiting member is provided with a limiting cavity facing the opening of the second conveying line, the limiting cavity is used for passing the edge of the film material, and the limiting cavity gradually narrows along the conveying direction of the second conveying line.

[0012] Preferably, the side edges of the unwinding roller and the winding roller are both provided with transition rollers.

[0013] Preferably, the side edge of the unwinding roller is provided with a tension roller.

[0014] Preferably, the two ends of the tension roller are provided with connecting plates, the connecting plates are provided with vertical and long strip-shaped movable holes, the two ends of the tension roller are inserted into the movable holes, and the tension roller moves up and down along the movable holes.

[0015] The beneficial effects of the utility model are as follows:

[0016] The film winding and unwinding mechanism relates to a film winding and unwinding mechanism for winding and unwinding a film material, and comprises a first conveying line, a second conveying line, an unwinding roller and a winding roller. The starting end of the film material is wound on the unwinding roller, the terminal end sequentially passes through the first conveying line and the second conveying line, and is finally wound on the winding roller. The winding roller and the unwinding roller cooperate to drive the film material to sequentially enter the first conveying line and the second conveying line, and the film material is subjected to different processing steps in the first conveying line and the second conveying line. The structure is reasonable and compact, and the film material is arranged in a reasonable and compact manner. The film material can drive the product to move, the conveying process is stable, and the problems of jamming and deviation are avoided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 FIG. 1 is a structural schematic view of the film winding and unwinding mechanism of the utility model;

[0018] Figure 2 FIG. 4 is a partial structure enlarged schematic view of the circle A in FIG. 3; Figure 1

[0019] Figure 3 FIG. 5 is a front view of the film winding and unwinding mechanism of the utility model. ​

[0020] Reference numerals in the drawings:

[0021] 10 - first conveying line; 11 - first frame; 12 - first driving roller; 13 - first conveying belt; 14 - first rotating motor;

[0022] 20 - second conveying line; 21 - adsorption base plate; 211 - adsorption hole; 23 - second frame; 24 - second driving roller; 25 - second conveying belt; 26 - second rotating motor;

[0023] 30 - unwinding roller; 31 - positioning baffle; 32 - protruding block; 33 - transition roller; 34 - tension roller; 341 - connecting plate; 342 - movable hole;

[0024] 40 - winding roller; 41 - driving module; 42 - transmission shaft; 43 - transmission belt; 44 - transmission disc. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] In the description of the present application, it should be pointed out that the orientations or positional relationships indicated by the terms "vertical direction", "upper", "lower", "horizontal" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, "first", "second", "third", "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be connected through an intermediate medium, it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] For example, Figures 1 to 3The utility model discloses a film winding and unwinding mechanism, be used for the winding and unwinding of film material, including first conveying line 10, second conveying line 20, unwinding roller 30 and winding roller 40, first conveying line 10 and second conveying line 20 head and tail intercommunication, unwinding roller 30 sets up in the below of first conveying line 10, winding roller 40 sets up in the below of second conveying line 20. The starting end of film material is fixedly wound on unwinding roller 30, and its end passes through first conveying line 10 and second conveying line 20 in proper order and is finally wound on winding roller 40. The utility model discloses a film winding and unwinding mechanism for product packaging, in practical application, first conveying line 10 is the packaging station, in the packaging station, product is placed on the film material and is packaged, second conveying line 20 is the cutting station, in the cutting station, cutting separates single product, and the film material after cutting is wound into winding roller 40, and waste recovery is completed, wherein during the winding and unwinding of film material, product can be driven to move from first conveying line 10 to second conveying line 20.

[0029] Please refer to Figures 1-3 , first conveying line 10 includes first rack 11, first drive roller 12 arranged in the inner side of first rack 11, first conveying belt 13 sleeved on the outer side of first drive roller 12 and first rotation motor 14 drivingly connected with first drive roller 12. First rotation motor 14 drives first drive roller 12 to rotate to drive first transmission belt to overturn, thereby realizing the feeding of product.

[0030] Please refer to Figures 1-3 , second conveying line 20 includes adsorption bottom plate 21, the upper end surface of adsorption bottom plate 21 is provided with adsorption hole 211, and the side of second conveying line 20 is provided with vacuum generator (not shown in the figure). The vacuum generator is communicated with the adsorption bottom plate 21 to generate negative pressure on the upper end surface of the adsorption bottom plate 21. Since the second conveying line 20 is used for cutting, the adsorption bottom plate 21 can adsorb the film material during the cutting process to avoid the deviation of the film material during the cutting process and cause cutting error.

[0031] Specifically, second conveying line 20 includes second rack 23, second drive roller 24 arranged in the inner side of second rack 23, second conveying belt 25 sleeved on the outer side of second drive roller 24 and second rotation motor 26 drivingly connected with second drive roller 24. Second rotation motor 26 drives second drive roller 24 to rotate to drive second transmission belt to overturn, thereby realizing the feeding of product. The upper end of second conveying line 20 is provided with limiting piece, the limiting piece is provided with limiting cavity opening towards second conveying line 20, the limiting cavity is used for the edge of film material to pass through, the limiting cavity gradually narrows along the conveying direction of second conveying line 20, and the film material is limited, deviation of the film material is prevented, and the stability of winding and unwinding is improved.

[0032] Please refer to Figures 1-3The two sides of the unwinding roller 30 are provided with positioning baffles 31 for clamping the coiled film material. The outer wall of the unwinding roller 30 is provided with protrusions 32 for increasing surface friction and improving the stability of the film material winding. The side edges of the unwinding roller 30 are provided with transition rollers 33 and tension rollers 34, and the film material sequentially winds around the transition rollers 33 and the tension rollers 34, thereby ensuring the stability of the film winding and the tension of the film material. Further, the two ends of the tension roller 34 are provided with connecting plates 341, and the connecting plates 341 are provided with vertically arranged and long strip-shaped movable holes 342, and the two ends of the tension roller 34 are inserted into the movable holes 342, and the tension roller 34 can move up and down along the movable holes 342.

[0033] Please refer to Figures 1-3 The winding roller 40 is provided with a driving module 41 drivingly connected thereto, and the driving module 41 is a rotating motor in the embodiment. The driving module 41 drives the winding roller 40 to rotate to wind and unwind the film material. Specifically, the winding roller 40 and the driving module 41 are provided with a transmission shaft 42 and a transmission belt 43. The transmission shaft 42 is coaxially arranged with the winding roller 40 and is connected to the winding roller 40. The outer wall of the transmission shaft 42 is fixedly provided with a transmission disc 44. The transmission belt 43 is connected to the output end of the driving module 41 and is sleeved on the inner side of the transmission disc 44. The driving module 41 drives the transmission shaft 42 and the winding roller 40 to rotate through the transmission belt 43. The two sides of the winding roller 40 are provided with the positioning baffles 31, and the outer wall is provided with the protrusions 32, thereby ensuring the stability of the film winding. The side edges of the winding roller 40 are provided with the transition rollers 33.

[0034] Compared with the prior art, the winding and unwinding film mechanism is used for winding and unwinding the film material. The winding and unwinding film mechanism is provided with a first conveying line 10, a second conveying line 20, an unwinding roller 30 and a winding roller 40. The starting end of the film material is wound on the unwinding roller 30, the end is sequentially threaded through the first conveying line 10 and the second conveying line 20, and finally wound on the winding roller 40. The winding roller 40 and the unwinding roller 30 cooperate to drive the film material to sequentially enter the first conveying line 10 and the second conveying line 20, and different processing steps are performed in the first conveying line 10 and the second conveying line 20. The processed waste film material is finally recycled. The structure is reasonable and compact, and the film material is reasonable and compact. The film material can drive the product to move, the conveying process is stable, and the problems of jamming and deviation are avoided.

[0035] The above only expresses the preferred technical scheme of the utility model, which is described in detail, but it cannot be understood as a limitation on the scope of the utility model patent. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, and the utility model also intends to include these changes and modifications.

Claims

1. A film loading and unloading mechanism for loading and unloading film materials, characterized in that, Including first conveying line, second conveying line, unwinding roller and winding roller, first conveying line and second conveying line are communicated, unwinding roller is located below first conveying line, winding roller is located below second conveying line, the starting end of film material is fixed on unwinding roller, and the end is sequentially threaded through first conveying line and second conveying line, and finally wound on winding roller, second conveying line includes adsorption base plate, adsorption hole is formed in the upper end surface of adsorption base plate, and vacuum generator is arranged on the side of second conveying line, vacuum generator is communicated with adsorption base plate to generate negative pressure on the upper end surface of adsorption base plate, winding roller is drivenly connected with driving module, driving module drives winding roller to rotate to wind and unwind film material.

2. The film take-up mechanism according to claim 1, characterized by The both sides of the unwinding roller and the winding roller are provided with positioning baffle plates.

3. The film take-up mechanism according to claim 1, characterized by The outer walls of the unwinding roller and the winding roller are provided with protrusions.

4. The film take-up mechanism according to claim 1, wherein The transmission shaft and the transmission belt are arranged between the winding roller and the driving module, the transmission shaft is coaxially arranged with the winding roller, the transmission disc is fixedly arranged on the outer wall of the transmission shaft, the transmission belt is connected with the output end of the driving module, the transmission belt is sleeved on the inner side of the transmission disc, and the driving module drives the transmission shaft and the winding roller to rotate through the transmission belt.

5. The film take-up mechanism according to claim 1, wherein The first conveying line includes a first rack, a first transmission roller arranged on the inner side of the first rack, a first conveying belt sleeved on the outer side of the first transmission roller, and a first rotating motor drivingly connected with the first transmission roller.

6. The film take-up mechanism according to claim 1, wherein The second conveying line includes a second rack, a second transmission roller arranged on the inner side of the second rack, a second conveying belt sleeved on the outer side of the second transmission roller, and a second rotating motor drivingly connected with the second transmission roller.

7. The film take-up mechanism according to claim 1, wherein The upper end of the second conveying line is provided with a limiting piece, the limiting piece is provided with a limiting cavity opening towards the second conveying line, the limiting cavity is used for passing the edge of the film material, and the limiting cavity gradually narrows along the conveying direction of the second conveying line.

8. The film take-up mechanism of claim 1, wherein The side edges of the unwinding roller and the winding roller are provided with transition rollers.

9. The film take-up mechanism of claim 1, wherein The side edge of the unwinding roller is provided with a tension roller.

10. The film take-up mechanism according to claim 9, characterized by The both ends of the tension roller are provided with connecting plates, the connecting plates are provided with vertical and long strip-shaped movable holes, the both ends of the tension roller are inserted into the movable holes, and the tension roller moves up and down along the movable holes.

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