Cutting device with distance fixing function

Abstract

The utility model discloses a cutting device with a distance fixing function. The cutting device comprises an adjusting module, a cutting module, a feeding module and a supporting base. Wherein the adjusting module comprises two screw rod grooves, and the end parts of one sides of the two screw rod grooves are fixedly connected with a group of corresponding connecting plates respectively. According to the packaging bag cutting device, one end of a packaging bag needing to be cut penetrates through the two rotating rollers, according to the width of the packaging bag needing to be cut, the positions of the set of cutting knives are adjusted through the adjusting module, the set of cutting knives are made to move to the proper positions, and the two rotating rollers drive one end of the packaging bag to be conveyed through the feeding module; and meanwhile, through the cutting module, a set of belt wheels drive corresponding cutting knives to rotate correspondingly, the cutting knives cut the packaging bag, the cut packaging bag is wound around an external winding roller, cutting of the packaging bag is completed, and the packaging bag cutting device is high in practicability and capable of cutting the packaging bag with different widths.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bag production and cutting, in particular to a cutting device with a distance-fixing function. Background Art

[0002] Packaging bags refer to bags used to pack various items, which make it easy to transport and store goods during production and circulation. They are widely used in daily life and industrial production. Plastic packaging bags are made of plastic film. According to the size requirements of different plastic packaging bags, the plastic film needs to be cut according to the specified size;

[0003] The existing cutting device generally cannot adjust the distance between the cutting blades according to the actual required size of the packaging bag, resulting in a relatively single cutting width when cutting the packaging bag, which reduces the practicality;

[0004] Therefore, it is necessary to provide a cutting device with a distance-fixing function to solve the above technical problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a cutting device with a distance-fixing function.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A cutting device with a distance-fixing function, comprising an adjusting module, a cutting module, a feeding module, and a supporting seat;

[0008] Wherein, the adjustment module comprises two screw rod grooves, one side end portion of the two screw rod grooves is respectively fixedly connected to a corresponding set of connecting plates, one end of the two connecting plates on the same side is respectively fixedly connected to each other, a corresponding pair of sliders are respectively arranged in the two screw rod grooves, and the corresponding pair of sliders are respectively fixedly connected to the corresponding square plates, the inner ends of the two screw rod grooves are respectively movably connected to one end of the corresponding bidirectional screw rod, and the two ends of the two bidirectional screw rods are respectively provided with two sections of threads with opposite thread directions;

[0009] The two bidirectional screw rods are respectively threadedly connected to the corresponding pair of sliders, one end of the two bidirectional screw rods passes through one end of the corresponding screw rod slot, one end of the two bidirectional screw rods is respectively fixedly connected to the output shaft of the corresponding motor 1, the two motors 1 are respectively fixedly connected to one side of the corresponding screw rod slot, and the corresponding lower screw rod slot is fixedly connected to the upper side of the support seat;

[0010] The cutting modules respectively include a corresponding group of pulleys 1, and the central axes of the corresponding group of pulleys 1 are movably connected to the corresponding square plates, and the centers of the corresponding group of pulleys 1 are respectively provided with corresponding spline shaft sliding holes, and the corresponding group of spline shaft sliding holes are respectively provided with corresponding spline shafts, and the central axes at both ends of the two spline shafts are respectively movably connected to the corresponding group of connecting plates, and the ends of the central axes at one end of the two spline shafts are respectively fixedly connected to the output shafts of the corresponding motors 2, and the two motors 2 are respectively fixedly connected to one side of the corresponding connecting plates on the same side, and the corresponding group of pulleys 1 are respectively connected to the corresponding group of pulleys 2 through corresponding belts, and the central axes of the corresponding group of pulleys 2 are respectively movably connected to the corresponding square plates, and the ends of the central axes of the corresponding group of pulleys 2 are respectively fixedly connected to the centers of the corresponding cutting knives, and the upper cutting knife contacts the blade of the lower cutting knife.

[0011] Preferably, the feeding module includes a U-shaped frame, and the central axes at both ends of the two rotating rollers are movably connected to the two sides of the U-shaped frame respectively, and the central axes at one end of the two rotating rollers are fixedly connected to the center of the corresponding gears respectively, and the two gears are meshed with each other.

[0012] Preferably, the central axis of one end of a corresponding one of the gears is fixedly connected to motor three.

[0013] Preferably, the motor three is fixedly connected to one side of the U-shaped frame.

[0014] Preferably, the U-shaped frame is fixedly connected to the support seat.

[0015] Compared with the related art, the beneficial effect of the utility model is: one end of the packaging bag to be cut is passed through two rotating rollers, and according to the width of the packaging bag to be cut, the position of a group of cutting knives is adjusted through the adjustment module, so that a group of cutting knives are moved to a suitable position, and the two rotating rollers drive one end of the packaging bag for transportation through the feeding module. At the same time, through the cutting module, a group of pulleys respectively drive the corresponding cutting knives to rotate, so that a group of cutting knives cut the packaging bag, and the cut packaging bag is wound on the external winding roller to complete the cutting of the packaging bag. The device is highly practical and can cut packaging bags of different widths. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0017] Figure 2 It is a three-dimensional schematic diagram of the utility model.

[0018] Figure 3 It is a schematic diagram of the connection structure of some parts of the utility model.

[0019] Figure 4 It is a schematic diagram of the connection structure of some parts of the utility model.

[0020] In the figure:

[0021] 1: Adjustment module, 11, screw slot, 12, slider, 13, bidirectional screw, 14, motor 1, 15, square plate, 16, connecting plate;

[0022] 2: cutting module, 21, motor 2, 22, pulley 1, 23, pulley 2, 24, belt, 25, spline shaft, 26, cutting knife, 27, spline shaft sliding hole;

[0023] 3: feeding module, 31, gear, 32, U-shaped frame, 33, rotating roller, 34, motor three;

[0024] 4. Support seat. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] A cutting device with a distance-fixing function, comprising an adjusting module 1, a cutting module 2, a feeding module 3, and a supporting seat 4;

[0027] The adjustment module 1 comprises two screw rod grooves 11, one side end portion of the two screw rod grooves 11 is respectively fixedly connected to a corresponding set of connecting plates 16, one end of the two connecting plates 16 on the same side is respectively fixedly connected to each other, a corresponding pair of sliders 12 are respectively arranged in the two screw rod grooves 11, and the corresponding pair of sliders 12 are respectively fixedly connected to the corresponding square plates 15, the inner ends of the two screw rod grooves 11 are respectively movably connected to one end of the corresponding bidirectional screw rod 13, and the two ends of the two bidirectional screw rods 13 are respectively provided with two sections of threads with opposite thread directions;

[0028] The two bidirectional screw rods 13 are respectively threadedly connected to the corresponding pair of sliders 12, one end of the two bidirectional screw rods 13 passes through one end of the corresponding screw rod slot 11, one end of the two bidirectional screw rods 13 is respectively fixedly connected to the output shaft of the corresponding motor 14, the two motors 14 are respectively fixedly connected to one side of the corresponding screw rod slot 11, and the corresponding lower side screw rod slot 11 is fixedly connected to the upper side of the support seat 4;

[0029] The cutting modules 2 respectively include a corresponding group of pulleys 22, the central axes of the corresponding group of pulleys 22 are respectively movably connected to the corresponding square plates 15, the centers of the corresponding group of pulleys 22 are respectively provided with corresponding spline shaft sliding holes 27, and the corresponding group of spline shaft sliding holes 27 are respectively provided with corresponding spline shafts 25, the central axes of the two spline shafts 25 at both ends are respectively movably connected to the corresponding group of connecting plates 16, the ends of the central axes of one end of the two spline shafts 25 are respectively fixedly connected to the output shafts of the corresponding motors 21, and the two motors 21 are respectively fixedly connected to one side of the corresponding connecting plates 16 on the same side, the corresponding group of pulleys 22 are respectively connected to the corresponding group of pulleys 23 through the corresponding belts 24, the central axes of the corresponding group of pulleys 23 are respectively movably connected to the corresponding square plates 15, and the ends of the central axes of the corresponding group of pulleys 23 are respectively fixedly connected to the centers of the corresponding cutting knives 26, and the upper cutting knives 26 are in contact with the blades of the lower cutting knives 26.

[0030] The feeding module 3 includes a U-shaped frame 32, and the central axes of two rotating rollers 33 at both ends are movably connected to the two sides of the U-shaped frame 32, and the central axes of one end of the two rotating rollers 33 are fixedly connected to the center of the corresponding gears 31, and the two gears 31 are meshed with each other.

[0031] One end of the central axis of a corresponding gear 31 is fixedly connected to the motor 34 .

[0032] The motor three 34 is fixedly connected to one side of the U-shaped frame 32 .

[0033] The U-shaped frame 32 is fixedly connected to the support base 4 .

[0034] Working principle: First, pass one end of the packaging bag to be cut through the two rotating rollers 33, adjust the position of a group of cutting knives 26 according to the width of the packaging bag to be cut, start the motor 14, and the two motors 14 respectively drive the corresponding bidirectional screw rods 13 to rotate, and the two bidirectional screw rods 13 respectively drive the corresponding pair of sliders 12 to slide, and the corresponding pair of sliders 12 respectively drive the square plate 15 to move, so that the square plate 15 drives the cutting module 2 to move, so that a group of cutting knives 26 moves to a suitable position, and then turn off the motor 14;

[0035] Then, the motor three 34 is started, the motor three 34 drives a corresponding rotating roller 33 to rotate, the corresponding rotating roller 33 drives a corresponding gear 31 to rotate, the corresponding gear 31 meshes with the corresponding other gear 31 to rotate, the corresponding other gear 31 drives the corresponding other rotating roller 33 to rotate, and the two rotating rollers 33 drive one end of the packaging bag to be transported, and at the same time, the motor two 21 is started, the two motors two 21 respectively drive the corresponding spline shafts 25 to rotate, the two spline shafts 25 respectively drive the corresponding pulley one 22 to rotate through the spline shaft sliding hole 27, and the corresponding group of pulleys one 22 drives the corresponding pulley two 23 to rotate through the corresponding belt 24, so that a group of pulleys 23 respectively drives the corresponding cutting knives 26 to rotate, so that a group of cutting knives 26 cuts the packaging bag, and the cut packaging bag is wound around the external winding roller to complete the cutting of the packaging bag;

[0036] The device is highly practical and can cut packaging bags into different widths.

[0037] Beneficial effect: one end of the packaging bag to be cut is passed through the two rotating rollers 33, and according to the width of the packaging bag to be cut, the position of a group of cutting knives 26 is adjusted through the adjustment module 1, so that a group of cutting knives 26 are moved to a suitable position, and the two rotating rollers 33 drive one end of the packaging bag to be transported through the feeding module 3. At the same time, through the cutting module 2, a group of pulleys 23 respectively drive the corresponding cutting knives 26 to rotate, so that a group of cutting knives 26 cuts the packaging bag, and the cut packaging bag is wound on the external winding roller to complete the cutting of the packaging bag. The device is highly practical and can cut packaging bags of different widths.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cutting device with a distance-fixing function, characterized in that: The cutting device with a distance-fixing function comprises: Adjustment module (1), cutting module (2), feeding module (3), support base (4); The adjustment module (1) comprises two screw rod grooves (11), one end portion of each of the two screw rod grooves (11) is fixedly connected to a corresponding set of connecting plates (16), one end of each of the two connecting plates (16) on the same side is fixedly connected to each other, a corresponding pair of sliders (12) are respectively arranged in the two screw rod grooves (11), and the corresponding pair of sliders (12) are respectively fixedly connected to a corresponding square plate (15), the inner ends of the two screw rod grooves (11) are respectively movably connected to one end of a corresponding bidirectional screw rod (13), and the two ends of the two bidirectional screw rods (13) are respectively provided with two sections of threads with opposite thread directions; The two bidirectional screw rods (13) are respectively threadedly connected to a corresponding pair of sliders (12); one end of the two bidirectional screw rods (13) passes through one end of the corresponding screw rod slot (11); one end of the two bidirectional screw rods (13) is respectively fixedly connected to the output shaft of the corresponding motor 1 (14); the two motors 1 (14) are respectively fixedly connected to one side of the corresponding screw rod slot (11); and the corresponding lower screw rod slot (11) is fixedly connected to the upper side of the support seat (4); The cutting modules (2) respectively include a corresponding group of pulleys (22), the central axes of the corresponding group of pulleys (22) are respectively movably connected to the corresponding square plates (15), the centers of the corresponding group of pulleys (22) are respectively provided with corresponding spline shaft sliding holes (27), the corresponding group of spline shaft sliding holes (27) are respectively provided with corresponding spline shafts (25), the central axes at both ends of the two spline shafts (25) are respectively movably connected to the corresponding group of connecting plates (16), and the ends of the central axes at one end of the two spline shafts (25) are respectively fixedly connected to the corresponding electric The output shaft of the second machine (21), the two second motors (21) are respectively fixedly connected to one side of the corresponding connecting plate (16) on the same side, the corresponding group of pulleys (22) are respectively connected to the corresponding group of pulleys (23) through the corresponding belts (24), the central axes of the corresponding group of pulleys (23) are respectively movably connected to the corresponding square plate (15), the ends of the central axes of the corresponding group of pulleys (23) are respectively fixedly connected to the center of the corresponding cutting knife (26), and the blades of the upper cutting knife (26) and the lower cutting knife (26) are in contact.

2. A cutting device with a distance-fixing function according to claim 1, characterized in that: The feeding module (3) comprises a U-shaped frame (32), the central axes at both ends of two rotating rollers (33) are movably connected to the two sides of the U-shaped frame (32), and the central axes at one end of the two rotating rollers (33) are fixedly connected to the center of the corresponding gears (31), and the two gears (31) are meshed with each other.

3. A cutting device with a distance-fixing function according to claim 2, characterized in that: The central axis of one end of a corresponding gear (31) is fixedly connected to motor three (34).

4. A cutting device with a distance-fixing function according to claim 3, characterized in that: The motor three (34) is fixedly connected to one side of the U-shaped frame (32).

5. A cutting device with a distance-fixing function according to claim 4, characterized in that: The U-shaped frame (32) is fixedly connected to the support seat (4).

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