Slitting equipment convenient to discharge and used for plastic film manufacturing

Abstract

The utility model discloses a plastic film manufacturing slitting device convenient to discharge, which comprises a mounting frame, a fixing seat is arranged on the mounting frame, two groups of mounting seats are symmetrically distributed on the mounting frame, a plurality of groups of adjusting blocks distributed at equal intervals are arranged in the mounting seats, and the plurality of groups of adjusting blocks are all in sliding connection with the mounting seats. Two groups of second bidirectional lead screws which are symmetrically distributed are arranged in the mounting seat, two groups of connecting rods which are distributed in a crossed manner are arranged between two adjacent groups of adjusting blocks, sliding blocks are rotationally mounted at two ends of the two groups of connecting rods through rotating shafts, a connecting block is arranged between the two groups of connecting rods, and a cutting knife is rotationally mounted on each group of adjusting blocks; according to the plastic film slitting device, equal-distance adjustment of the distance between the multiple sets of cutting knives is achieved through the arranged mounting bases and the adjusting blocks, then slitting machining of plastic films of different models is achieved, and the distance between the two sets of mounting bases can be adjusted through the first two-way lead screw so that the plastic film slitting device can be suitable for slitting machining of the plastic films of different thicknesses.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic film manufacturing, in particular to a slitting device for plastic film manufacturing which is convenient for discharging materials. Background Technique

[0002] The films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins are used for packaging and as a laminating layer. The share of plastic packaging and plastic packaging products in the market is increasing. Especially, composite plastic flexible packaging has been widely used in the fields of food, medicine, chemical industry, etc. Among them, food packaging accounts for the largest proportion, such as beverage packaging, frozen food packaging, cooked food packaging, fast food packaging, etc. These products have brought great convenience to people's lives. After the plastic film is produced, the whole film needs to be cut and slit according to the actual use requirements, and a slitting device is needed during the cutting process.

[0003] At present, during the use of the slitting device, it is not convenient to adjust the slitting size of the plastic film. The slitting model of the plastic film is single during use. Moreover, due to the softness of the plastic film itself, there is no good discharging measure after slitting, so that the whole plastic film is scattered in strips after slitting, and the staff needs to wind and discharge it separately, which reduces the work efficiency. Content of the Utility Model

[0004] The purpose of the utility model is to provide a slitting device for plastic film manufacturing which is convenient for discharging materials, so as to solve the problems put forward in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a slitting device for plastic film manufacturing which is convenient for discharging materials, including a mounting frame, a fixed seat is arranged on the mounting frame, two groups of symmetrically distributed mounting seats are arranged on the mounting frame, a plurality of groups of equidistantly distributed adjusting blocks are arranged in the mounting seats, and the plurality of groups of adjusting blocks are all slidably connected with the mounting seats. Two groups of symmetrically distributed second bidirectional lead screws are arranged in the mounting seats. Two groups of cross-distributed connecting rods are arranged between adjacent two groups of adjusting blocks. The two ends of each of the two groups of connecting rods are rotatably installed with sliders through rotating shafts. A connecting block is arranged between the two groups of connecting rods. A cutting knife is rotatably installed on each adjusting block. A clamping rod is installed on the mounting seat, and the clamping rod is slidably clamped with a plurality of cutting knives. The two ends of the clamping rod respectively penetrate through the mounting seat and are rotatably connected with the mounting seat. A plurality of groups of equidistantly distributed partition plates are arranged on the fixed seat.

[0006] As a further preference of this technical solution, the two groups of the mounting seats are slidably connected to the mounting frame. Two symmetrically distributed first bidirectional lead screws are arranged in the mounting frame. The two ends of the two first bidirectional lead screws respectively penetrate through the mounting frame and are rotatably connected to the mounting frame. The two first bidirectional lead screws respectively penetrate through the two mounting seats and are threadedly connected to the mounting seats. Synchronous wheels are sleeved on the upper ends of the two first bidirectional lead screws. A synchronous belt is arranged in the mounting frame.

[0007] As a further preference of this technical solution, the two ends of the two second bidirectional lead screws respectively penetrate through the mounting seats and are rotatably connected to the mounting seats. The two second bidirectional lead screws respectively penetrate through the two adjusting blocks at both ends and are threadedly connected to the adjusting blocks. Synchronous wheels are sleeved on the two second bidirectional lead screws. A synchronous belt is also arranged in the mounting seat.

[0008] As a further preference of this technical solution, the slider is slidably connected to the corresponding adjusting block. The two connecting rods are respectively rotatably connected to the connecting block through a rotating shaft. The connecting block is slidably connected to the mounting seat.

[0009] As a further preference of this technical solution, multiple groups of the partition plates are respectively slidably connected to the fixed seat through moving blocks. An adjusting rod is arranged on the moving block. An adjusting plate is arranged in the fixed seat. Multiple symmetrically distributed adjusting grooves are formed in the adjusting plate. The adjusting grooves are arranged corresponding to the partition plates. The partition plates are slidably connected to the adjusting plate through the adjusting rods and the adjusting grooves. The adjusting plate is slidably connected to the fixed seat.

[0010] As a further preference of this technical solution, two symmetrically distributed screw rods are arranged in the fixed seat. The two ends of the two screw rods respectively penetrate through the fixed seat and are rotatably connected to the fixed seat. The two screw rods respectively penetrate through the adjusting plate and are threadedly connected to the adjusting plate. Synchronous wheels are sleeved on the two screw rods. A synchronous belt is arranged in the fixed seat. The synchronous belt is respectively in transmission connection with the corresponding two synchronous wheels.

[0011] The utility model provides a slitting device for plastic film manufacturing which is convenient for discharging, and has the following beneficial effects:

[0012] (1) The utility model realizes the equidistant adjustment of the distance between multiple groups of cutting knives through the provided mounting seats and adjusting blocks, thereby realizing the slitting processing of plastic films of different models. Moreover, the distance between the two mounting seats can be adjusted by the first bidirectional lead screw to be applicable to the slitting processing of plastic films of different thicknesses. By driving the rotation of the second bidirectional lead screw with a motor, and under the action of the synchronous belt and synchronous pulleys, the two second bidirectional lead screws rotate synchronously. Under the limiting action of the mounting seats, the two adjusting blocks at both ends slide synchronously. Under the action of the connecting rods, sliders and connecting blocks between adjacent adjusting blocks, the equidistant adjustment of the distance between multiple groups of adjusting blocks is realized, and then the adjustment of the distance between multiple groups of cutting knives is realized. The plastic film is passed through the corresponding cutting knives, and the cutting knives are rotated by rotating the clamping rod to complete the single-time multi-component slitting processing of the plastic film.

[0013] (2) The utility model realizes the limiting and discharging adjustment of the slit plastic film through the provided fixing seats and multiple groups of equally spaced partition plates in cooperation with the cutting knives, avoiding the mess and intersection after the whole plastic film is slit, which leads to difficult discharging. By driving the rotation of the screw rod with a motor, and under the action of the synchronous belt and synchronous pulleys, the two screw rods rotate synchronously. Under the limiting action of the fixing seats, the adjusting plate slides in the fixing seats. The adjusting rod slidably connected to the adjusting plate through the adjusting groove slides on the fixing seats under the push of the adjusting plate, realizing the equidistant adjustment of the distance between multiple groups of partition plates, so that the slit plastic film passes through the gaps between the corresponding partition plates respectively, completing the limiting adjustment of the discharging after the plastic film is slit, and facilitating the staff to wind and discharge the slit plastic film. Description of the Drawings

[0014] Figure 1 is the overall structural schematic diagram of the utility model;

[0015] Figure 2 is the structural schematic diagram of the mounting seat of the utility model;

[0016] Figure 3 is the structural schematic diagram of the adjusting block of the utility model;

[0017] Figure 4 is the structural schematic diagram of the partition plate of the utility model;

[0018] In the figure: 1, mounting frame; 2, fixing seat; 3, mounting seat; 4, first bidirectional lead screw; 5, synchronous pulley; 6, synchronous belt; 7, adjusting block; 8, connecting rod; 9, connecting block; 10, slider; 11, second bidirectional lead screw; 12, cutting knife; 13, clamping rod; 14, partition plate; 15, moving block; 16, adjusting rod; 17, adjusting plate; 18, adjusting groove; 19, screw rod. Detailed Implementation Modes

[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

[0020] The present utility model provides a technical solution: As Figure 1 , Figure 2 and Figure 3 shown, in this embodiment, a slitting device for plastic film manufacturing that facilitates discharging includes a mounting frame 1. A fixed seat 2 is provided on the mounting frame 1. Two sets of symmetrically distributed mounting seats 3 are provided on the mounting frame 1. A plurality of equally spaced adjustment blocks 7 are provided in the mounting seats 3. The plurality of adjustment blocks 7 are all slidably connected to the mounting seats 3. Two sets of symmetrically distributed second bidirectional lead screws 11 are provided in the mounting seats 3. Two sets of cross-distributed connecting rods 8 are provided between adjacent two sets of adjustment blocks 7. Sliders 10 are rotatably mounted at both ends of the two sets of connecting rods 8 through rotating shafts. A connecting block 9 is provided between the two sets of connecting rods 8. A cutting knife 12 is rotatably mounted on each adjustment block 7. A clamping rod 13 is mounted on the mounting seat 3. The clamping rod 13 is slidably clamped with a plurality of cutting knives 12. Both ends of the clamping rod 13 respectively penetrate through the mounting seat 3 and are rotatably connected to the mounting seat 3. A plurality of equally spaced partition plates 14 are provided on the fixed seat 2. The two mounting seats 3 are slidably connected to the mounting frame 1. Two sets of symmetrically distributed first bidirectional lead screws 4 are provided in the mounting frame 1. Both ends of the two sets of first bidirectional lead screws 4 respectively penetrate through the mounting frame 1 and are rotatably connected to the mounting frame 1. The two sets of first bidirectional lead screws 4 respectively penetrate through the two mounting seats 3 and are threadedly connected to the mounting seats 3. Synchronous wheels 5 are sleeved on the upper ends of the two sets of first bidirectional lead screws 4. A synchronous belt 6 is provided in the mounting frame 1. Both ends of the two sets of second bidirectional lead screws 11 respectively penetrate through the mounting seat 3 and are rotatably connected to the mounting seat 3. The two sets of second bidirectional lead screws 11 respectively penetrate through the two adjustment blocks 7 at both ends and are threadedly connected to the adjustment blocks 7. Synchronous wheels 5 are sleeved on the two sets of second bidirectional lead screws 11. A synchronous belt 6 is also provided in the mounting seat 3. The slider 10 is slidably connected to the corresponding adjustment block 7. Both sets of connecting rods 8 are rotatably connected to the connecting block 9 through rotating shafts. The connecting block 9 is slidably connected to the mounting seat 3.

[0021] Through the provided mounting seats 3 and adjustment blocks 7, the equal-distance adjustment of the spacing between a plurality of cutting knives 12 is realized, thereby realizing the slitting processing of plastic films of different models. Moreover, the spacing between the two mounting seats 3 can be adjusted by the first bidirectional lead screw 4 to be applicable to the slitting processing of plastic films of different thicknesses.

[0022] As Figure 1 and Figure 4As shown, the multi-component partition plates 14 are all slidably connected to the fixed seat 2 through the moving blocks 15. An adjusting rod 16 is provided on the moving block 15, and an adjusting plate 17 is provided in the fixed seat 2. A plurality of groups of symmetrically distributed adjusting grooves 18 are formed on the adjusting plate 17. The adjusting grooves 18 are arranged corresponding to the partition plates 14. The partition plates 14 are slidably connected to the adjusting plate 17 through the adjusting rod 16 and the adjusting grooves 18. The adjusting plate 17 is slidably connected to the fixed seat 2. Two groups of symmetrically distributed screw rods 19 are provided in the fixed seat 2. The two ends of the two groups of screw rods 19 respectively penetrate through the fixed seat 2 and are rotatably connected to the fixed seat 2. The two groups of screw rods 19 respectively penetrate through the adjusting plate 17 and are threadedly connected to the adjusting plate 17. Synchronous wheels 5 are sleeved on the two groups of screw rods 19. A synchronous belt 6 is provided in the fixed seat 2. The synchronous belt 6 is respectively in transmission connection with the corresponding two groups of synchronous wheels 5.

[0023] Through the provided fixed seat 2 and the multi-group equally spaced partition plates 14, in cooperation with the cutting knife 12, the limiting and discharging adjustment of the plastic film after slitting are realized, avoiding the chaos and interlacing after the whole plastic film is slit, which may lead to difficult discharging.

[0024] The utility model provides a slitting device for plastic film manufacturing that is convenient for discharging. The specific working principle is as follows: The rotation of the second bidirectional lead screw 11 is driven by a motor, and under the action of the synchronous belt 6 and the synchronous wheels 5, the two groups of second bidirectional lead screws 11 rotate synchronously. Under the limiting action of the mounting seat 3, the two groups of adjusting blocks 7 at both ends slide synchronously. Under the action of the connecting rods 8, the sliders 10 and the connecting blocks 9 between the adjacent adjusting blocks 7, the equal-spacing adjustment of the distances between the multiple groups of adjusting blocks 7 is realized, and then the adjustment of the distances between the multiple groups of cutting knives 12 is realized. The plastic film is passed through the corresponding spaces between the cutting knives 12, and the cutting knives 12 are driven to rotate by rotating the clamping rods 13 to complete the single-time multi-component slitting process of the plastic film. The rotation of the screw rods 19 is driven by the motor. Under the action of the synchronous belt 6 and the synchronous wheels 5, the two groups of screw rods 19 rotate synchronously. Under the limiting action of the fixed seat 2, the adjusting plate 17 slides in the fixed seat 2. The adjusting rod 16 slidably connected to the adjusting plate 17 through the adjusting groove 18 slides on the fixed seat 2 under the push of the adjusting plate 17, realizing the equal-spacing adjustment of the distances between the multi-component partition plates 14, so that the slit plastic film respectively passes through the gaps between the corresponding partition plates 14, completing the limiting adjustment of the discharging after the plastic film is slit, and facilitating the staff to wind and discharge the slit plastic film.

[0025] 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 slitting device for plastic film manufacturing that facilitates discharging, comprising a mounting frame (1), characterized in that: A fixing seat (2) is provided on the mounting frame (1). There are two groups of symmetrically distributed mounting seats (3) on the mounting frame (1). A plurality of groups of equidistantly distributed adjusting blocks (7) are provided in the mounting seat (3). The plurality of adjusting blocks (7) are all slidably connected to the mounting seat (3). There are two groups of symmetrically distributed second bidirectional lead screws (11) in the mounting seat (3). There are two groups of cross-distributed connecting rods (8) between adjacent two groups of adjusting blocks (7). Both ends of the two groups of connecting rods (8) are rotatably installed with sliders (10) through rotating shafts. A connecting block (9) is provided between the two groups of connecting rods (8). A cutting knife (12) is rotatably installed on each adjusting block (7). A clamping rod (13) is installed on the mounting seat (3). The clamping rod (13) is slidably clamped with a plurality of cutting knives (12). Both ends of the clamping rod (13) respectively penetrate through the mounting seat (3) and are rotatably connected to the mounting seat (3). A plurality of groups of equidistantly distributed partition plates (14) are provided on the fixing seat (2).

2. The slitting equipment for plastic film manufacturing that is convenient for discharging materials according to claim 1, wherein: The two groups of mounting seats (3) are slidably connected to the mounting frame (1). There are two groups of symmetrically distributed first bidirectional lead screws (4) in the mounting frame (1). Both ends of the two groups of first bidirectional lead screws (4) respectively penetrate through the mounting frame (1) and are rotatably connected to the mounting frame (1). The two groups of first bidirectional lead screws (4) respectively penetrate through the two groups of mounting seats (3) and are threadedly connected to the mounting seats (3). Synchronous wheels (5) are sleeved on the upper ends of the two groups of first bidirectional lead screws (4). A synchronous belt (6) is provided in the mounting frame (1).

3. The slitting equipment for plastic film manufacturing that is convenient for discharging materials according to claim 1, wherein: Both ends of the two groups of second bidirectional lead screws (11) respectively penetrate through the mounting seat (3) and are rotatably connected to the mounting seat (3). The two groups of second bidirectional lead screws (11) respectively penetrate through the two groups of adjusting blocks (7) at both ends and are threadedly connected to the adjusting blocks (7). Synchronous wheels (5) are sleeved on the two groups of second bidirectional lead screws (11). A synchronous belt (6) is also provided in the mounting seat (3).

4. The slitting equipment for plastic film manufacturing that is convenient for discharging materials according to claim 1, wherein: The slider (10) is slidably connected to the corresponding adjusting block (7). The two groups of connecting rods (8) are both rotatably connected to the connecting block (9) through rotating shafts. The connecting block (9) is slidably connected to the mounting seat (3).

5. A slitting device for manufacturing plastic films that facilitates discharging, characterized in that: The plurality of partition plates (14) are all slidably connected to the fixing seat (2) through moving blocks (15). An adjusting rod (16) is provided on the moving block (15). An adjusting plate (17) is provided in the fixing seat (2). A plurality of groups of symmetrically distributed adjusting grooves (18) are formed on the adjusting plate (17). The adjusting grooves (18) are arranged corresponding to the partition plates (14). The partition plates (14) are slidably connected to the adjusting plate (17) through the adjusting rod (16) and the adjusting grooves (18). The adjusting plate (17) is slidably connected to the fixing seat (2).

6. The slitting device for plastic film manufacturing that facilitates discharging according to claim 1, characterized in that: Two sets of symmetrically distributed screw rods (19) are arranged inside the fixed seat (2). The two ends of the two sets of screw rods (19) respectively penetrate through the fixed seat (2) and are rotatably connected to the fixed seat (2). The two sets of screw rods (19) respectively penetrate through the adjusting plate (17) and are threadedly connected to the adjusting plate (17). Synchronous wheels (5) are sleeved on the two sets of screw rods (19). A synchronous belt (6) is arranged inside the fixed seat (2). The synchronous belt (6) is respectively in transmission connection with the corresponding two sets of synchronous wheels (5).

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