Automatic film material cutting structure

Abstract

The utility model discloses an automatic film material cutting structure, belongs to the technical field of film material cutting, aims to solve the problems that only two cutting tools are arranged, a film material can be cut into three parts at most, the film material cannot be equally divided into more parts, and the application range is limited, and comprises a rack, a conveying belt, an electric push rod, an adjusting mechanism and a cutting mechanism, the conveying belt is arranged in the rack, the electric push rods are symmetrically and fixedly connected to the upper portion of the rack, the adjusting mechanism is arranged above the electric push rods, the cutting mechanism is arranged below the adjusting mechanism, and the supporting frame is fixedly connected to the upper portions of the electric push rods. By means of the adjusting mechanism, the motor is controlled to rotate to drive the transmission belt to rotate, and the telescopic frame can be driven to stretch out and draw back, so that the cutting mechanism below is driven to move, the distance between the multiple cutting blades below is adjusted, a film material can be evenly divided into multiple parts, the application range of the cutting structure is widened, and the automation of the cutting structure is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of film material cutting, and particularly relates to an automatic film material cutting structure. BACKGROUND

[0002] Plastic film is a kind of film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, used for packaging and as a film coating layer. Plastic packaging and plastic packaging products account for an increasingly large share of the market, especially composite plastic soft packaging, which has been widely used in food, medicine, chemical industry and other fields, of which food packaging accounts for the largest proportion.

[0003] The prior art patent No. CN214779769U discloses a film cutting device, which starts the motor by connecting an external power supply, drives the conveyor belt to rotate, places the film on the conveyor belt, and moves the film along the transport direction of the conveyor belt. Through the setting of the transmission mechanism, the force of the motor is transmitted to the spline shaft, the spline shaft rotates, and the spline shaft drives the cutting knife to rotate, which cuts the film. However, in actual use, there are still the following disadvantages: only two cutting tools are provided for cutting the film, at most three parts of the film can be cut, the film cannot be evenly divided into more parts, the use range is limited, and the cutting tools are difficult to disassemble and replace after long-term use, which reduces the cutting effect.

[0004] Therefore, there is a need for an automatic film cutting structure to solve the problems of the prior art, such as only two cutting tools are provided, at most three parts of the film can be cut, the film cannot be evenly divided into more parts, the use range is limited, and the cutting tools are difficult to disassemble and replace after long-term use, which reduces the cutting effect. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an automatic film cutting structure to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an automatic film cutting structure, comprising a rack, a conveyor belt, an electric push rod, an adjusting mechanism and a cutting mechanism, the conveyor belt is arranged in the interior of the rack, the electric push rod is symmetrically fixedly connected to the upper side of the rack, the adjusting mechanism is arranged above the electric push rod, and the cutting mechanism is arranged below the adjusting mechanism.

[0007] It needs to be explained in the scheme that the adjusting mechanism is composed of support frame, motor, belt pulley, transmission belt, transmission block, bottom plate, sliding block, fixed track, connecting plate, telescopic frame, connecting shaft, fixed rod, connecting roller and fixed box, the support frame is fixedly connected above the electric push rod, the motor is fixedly connected above the right support frame, the belt pulley is rotatably connected above the support frame, and the right belt pulley is fixedly connected with the output end of the motor, and the transmission belt is meshedly connected between the two belt pulleys.

[0008] Further, the fixed track is fixedly connected between the two support frames, the sliding block is symmetrically and slidably connected above the fixed track, the bottom plate is fixedly connected above the sliding block, the transmission block is symmetrically and fixedly connected to the upper and lower sides of the bottom plate, and the transmission block is internally provided with an engagement groove suitable for the transmission belt to pass through, and the transmission block and the transmission belt are mutually engaged.

[0009] Further, the connecting plate is fixedly connected in front of the bottom plate, the connecting shaft is fixedly connected to the back of the connecting plate, the fixed rod is fixedly connected in front of the connecting plate, the connecting roller is fixedly connected in front of the fixed rod, the fixed box is fixedly connected between the two support frames, and the connecting roller is rollingly connected in the fixed box.

[0010] As a preferred embodiment, the telescopic frame is composed of a plurality of rotating rods, the central staggered positions of the two rotating rods are rotatably connected with the connecting shaft, and the two ends of the rotating rod are connected by rotating shafts.

[0011] As a preferred embodiment, the cutting mechanism is composed of a mounting block, a cutting blade, a limiting block, a connecting rod, a baffle and a spring, the bottom surface of the fixed rod is provided with a recess, the mounting block is matched in size with the recess, the cutting blade is fixedly connected below the mounting block, and the left and right sides of the mounting block are symmetrically provided with limiting grooves.

[0012] As a preferred embodiment, the left and right sides of the recess are provided with receiving grooves, the connecting rod is slidably connected between the receiving groove and the outer surface of the fixed rod, the limiting block is fixedly connected to one end of the connecting rod, the baffle is fixedly connected to the other end of the connecting rod, the spring is fixedly connected between the outer surface of the fixed rod and the baffle, and the spring is sleeved outside the connecting rod.

[0013] As a preferred embodiment, the bottom surface of the limiting block is provided with an inclined surface, and the limiting block is matched in size with the limiting groove.

[0014] Compared with the prior art, the automatic film cutting structure provided by the utility model has at least the following beneficial effects:

[0015] (1) through the setting of the adjusting mechanism, control motor rotation drive transmission belt rotation, namely can drive telescopic frame telescopic, thereby completing the drive below the cutting mechanism moves, adjust the distance between the lower plurality of cutting blades, can be evenly divided into multiple film material, improve the scope of application and automaticity of the cutting structure.

[0016] (2) through the setting of the cutting mechanism, facilitate staff quickly cutting blade from the lower fixed rod disassembly, facilitate the cutting blade maintenance or replacement, improve the disassembly efficiency, further improve the cutting effect. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the first perspective view of the utility model structure schematic diagram;

[0018] Figure 2 is the second perspective view of the utility model structure schematic diagram;

[0019] Figure 3 is the adjusting mechanism structure schematic diagram of the utility model;

[0020] Figure 4 is the cutting mechanism structure schematic diagram of the utility model.

[0021] In the drawing: 1, rack; 2, conveyor belt; 3, electric push rod; 4, adjusting mechanism; 5, cutting mechanism; 401, support frame; 402, motor; 403, pulley; 404, transmission belt; 405, transmission block; 406, bottom plate; 407, sliding block; 408, fixed track; 409, connecting plate; 410, telescopic frame; 411, connecting shaft; 412, fixed rod; 413, connecting roller; 414, fixed box; 501, groove; 502, mounting block; 503, limit slot; 504, cutting blade; 505, limit block; 506, connecting rod; 507, baffle; 508, spring. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with examples.

[0023] Please refer to Figures 1-4 , the utility model provides a film material automatic cutting structure, including rack 1, conveyor belt 2, electric push rod 3, adjusting mechanism 4 and cutting mechanism 5, conveyor belt 2 sets up in the inside of rack 1, electric push rod 3 is fixedly connected in the top of rack 1, adjusting mechanism 4 sets up in the top of electric push rod 3, cutting mechanism 5 sets up in the bottom of adjusting mechanism 4.

[0024] Further as Figure 1 , Figure 2 And Figure 3As shown in the figure, it is worth noting that the adjusting mechanism 4 is composed of a support frame 401, a motor 402, a pulley 403, a transmission belt 404, a transmission block 405, a bottom plate 406, a sliding block 407, a fixed rail 408, a connecting plate 409, an extension frame 410, a connecting shaft 411, a fixed rod 412, a connecting roller 413 and a fixed box 414. The support frame 401 is fixedly connected above the electric push rod 3. The motor 402 is fixedly connected above the right support frame 401. The pulley 403 is rotatably connected above the support frame 401, and the right pulley 403 is fixedly connected with the output end of the motor 402. The transmission belt 404 is meshingly connected between the two pulleys 403.

[0025] Further as shown in Figure 1 、 Figure 2 and Figure 3 , it is worth noting that the fixed rail 408 is fixedly connected between the two support frames 401. The sliding block 407 is symmetrically and slidably connected above the fixed rail 408. The bottom plate 406 is fixedly connected above the sliding block 407. The transmission block 405 is symmetrically and fixedly connected to the upper and lower sides of the bottom plate 406. The transmission block 405 is internally provided with an engagement groove suitable for the transmission belt 404 to pass through. The transmission block 405 and the transmission belt 404 are in meshing engagement. The connecting plate 409 is fixedly connected in front of the bottom plate 406. The connecting shaft 411 is fixedly connected to the back of the connecting plate 409. The fixed rod 412 is fixedly connected in front of the connecting plate 409. The connecting roller 413 is fixedly connected in front of the fixed rod 412. The fixed box 414 is fixedly connected between the two support frames 401, and the connecting roller 413 is rollingly connected inside the fixed box 414.

[0026] Further as shown in Figure 1 、 Figure 2 and Figure 3 , it is worth noting that the extension frame 410 is composed of a plurality of rotating rods. The two rotating rods are rotatably connected at the staggered center positions of the connecting shaft 411. The two ends of the rotating rod are connected by a rotating shaft respectively.

[0027] The number of connecting shafts 411 can be replaced with different extension frames 410 according to actual use requirements, so as to adapt to the use requirements of different numbers of cutting blades 504.

[0028] According to the above working process, it is known that by setting the adjusting mechanism 4, the motor 402 is driven to rotate to drive the extension frame 410 to extend or retract, thereby driving the lower cutting mechanism 5 to move, adjusting the distance between the plurality of cutting blades 504 below, and evenly dividing the film material into multiple parts, improving the application range and automation of the cutting structure.

[0029] Further as shown in Figure 1 ,Figure 2 And Figure 3 As shown in

[0030] Further as shown in Figure 1 , Figure 2 And Figure 4 , it is worth noting that the cutting mechanism 5 is composed of mounting block 502, cutting blade 504, limit block 505, connecting rod 506, baffle 507 and spring 508, the bottom surface of the fixed rod 412 is provided with a groove 501, the size of the mounting block 502 is adapted to the groove 501, the cutting blade 504 is fixedly connected below the mounting block 502, and the left and right sides of the mounting block 502 are symmetrically provided with limit grooves 503.

[0031] Further as shown in Figure 1 , Figure 2 And Figure 4 Figure 1 Figure 2 Figure 4 , it is worth noting that the left and right sides of the groove 501 are provided with receiving grooves, the connecting rod 506 is slidingly connected between the receiving grooves and the outer surface of the fixed rod 412, the limit block 505 is fixedly connected to one end of the connecting rod 506, the baffle 507 is fixedly connected to the other end of the connecting rod 506, and the spring 508 is fixedly connected between the outer surface of the fixed rod 412 and the baffle 507, and the spring 508 is sleeved outside the connecting rod 506.

[0032] Further as shown in Figure 1 , Figure 2 And Figure 4 Figure 1 Figure 2 Figure 4 , it is worth noting that the bottom surface of the limit block 505 is provided with an inclined surface, and the size of the limit block 505 is adapted to the limit groove 503;

[0033] The scheme has the following working process: in use, the motor 402 is started to drive the belt pulley 403 to rotate, the transmission belt 404 is engaged with the transmission block 405 to drive the right bottom plate 406 to slide above the fixed rail 408, the connecting plate 409 drives the connecting shaft 411 to move, drives the rotating rod to rotate, thereby driving the remaining connecting plates 409 to slide, and then the connecting rollers 413 roll in the fixed box 414, ensuring the stability of the movement of the lower cutting mechanism 5, thereby adjusting the distance between the cutting mechanisms 5; after the distance adjustment of the cutting mechanism 5 is completed, the height of the cutting blade 504 is controlled by the electric push rod 3 to approach the conveying belt 2, improving the cutting accuracy; the film material is moved by the conveying belt 2, and the film material is cut when passing through the cutting blade 504; when the cutting blade 504 needs to be disassembled, replaced and repaired, the baffle 507 on both sides is pulled in the opposite direction, the connecting rod 506 drives the limiting block 505 to enter the inside of the storage slot, the limiting block 505 is released from the limiting and fixing of the mounting block 502, the cutting blade 504 can be disassembled downward, and the cutting blade 504 is convenient to replace.

[0034] In summary: by setting the adjusting mechanism 4, the motor 402 is controlled to rotate to drive the transmission belt 404 to rotate, thereby driving the telescopic frame 410 to extend and retract, thereby driving the lower cutting mechanism 5 to move, adjusting the distance between the lower cutting blades 504, evenly dividing the film material into multiple parts, improving the application range and automation of the cutting structure; by setting the cutting mechanism 5, the cutting blade 504 can be quickly disassembled from below the fixed rod 412 by the worker, the cutting blade 504 is convenient to repair or replace, the disassembly efficiency is improved, and the cutting effect is further improved.

Claims

1. A film stock automatic cutting structure comprising a frame (1), a conveyor belt (2), an electric push rod (3), an adjusting mechanism (4) and a cutting mechanism (5), characterized in that: Said conveying belt (2) is arranged inside the frame (1), the electric push rod (3) is fixedly connected to the upper side of the frame (1), the adjusting mechanism (4) is arranged above the electric push rod (3), and the cutting mechanism (5) is arranged below the adjusting mechanism (4).

2. The automatic film cutting structure according to claim 1, wherein: The adjusting mechanism (4) is composed of a support frame (401), a motor (402), a belt pulley (403), a transmission belt (404), a transmission block (405), a bottom plate (406), a sliding block (407), a fixed rail (408), a connecting plate (409), an extension frame (410), a connecting shaft (411), a fixed rod (412), a connecting roller (413) and a fixed box (414), the support frame (401) is fixedly connected to the upper side of the electric push rod (3), the motor (402) is fixedly connected to the upper side of the right support frame (401), the belt pulley (403) is rotatably connected to the upper side of the support frame (401), and the right belt pulley (403) is fixedly connected to the output end of the motor (402), and the transmission belt (404) is meshedly connected between the two belt pulleys (403).

3. The automatic film cutting structure according to claim 2, wherein: The fixed rail (408) is fixedly connected between the two support frames (401), the sliding block (407) is symmetrically and slidably connected to the upper side of the fixed rail (408), the bottom plate (406) is fixedly connected to the upper side of the sliding block (407), the transmission block (405) is fixedly connected to the upper and lower sides of the bottom plate (406), and the transmission block (405) is internally provided with an engaging groove suitable for the transmission belt (404) to pass through, and the transmission block (405) and the transmission belt (404) are in meshing engagement.

4. The automatic film cutting structure according to claim 3, wherein: The connecting plate (409) is fixedly connected to the front of the bottom plate (406), the connecting shaft (411) is fixedly connected to the back of the connecting plate (409), the fixed rod (412) is fixedly connected to the front of the connecting plate (409), the connecting roller (413) is fixedly connected to the front of the fixed rod (412), the fixed box (414) is fixedly connected between the two support frames (401), and the connecting roller (413) is rollingly connected to the inside of the fixed box (414).

5. The automatic film cutting structure according to claim 4, wherein: The extension frame (410) is composed of a plurality of rotating rods, the central staggered positions of the two rotating rods are rotatably connected with the connecting shaft (411), and the two ends of the rotating rod are connected with rotating shafts, respectively.

6. The automatic film cutting structure according to claim 5, wherein: The cutting mechanism (5) is composed of a mounting block (502), a cutting blade (504), a limiting block (505), a connecting rod (506), a baffle (507) and a spring (508), the bottom surface of the fixed rod (412) is provided with a groove (501), the mounting block (502) is matched with the groove (501) in size, the cutting blade (504) is fixedly connected to the lower side of the mounting block (502), and the left and right sides of the mounting block (502) are symmetrically provided with limiting grooves (503).

7. The automatic film cutting structure according to claim 6, wherein: The left and right sides of the groove (501) are provided with receiving grooves, the connecting rod (506) is slidingly connected between the receiving grooves and the outer surface of the fixed rod (412), the limiting block (505) is fixedly connected to one end of the connecting rod (506), the baffle (507) is fixedly connected to the other end of the connecting rod (506), and the spring (508) is fixedly connected between the outer surface of the fixed rod (412) and the baffle (507), and the spring (508) is sleeved on the outside of the connecting rod (506).

8. The automatic film cutting structure according to claim 7, wherein: The bottom surface of the limiting block (505) is provided with a slope, and the size of the limiting block (505) is matched with the limiting groove (503).

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