Continuous strip cutting device for rubber sheet
By designing a continuous film cutting device, and utilizing the coordination of a synchronous belt and a cutting mechanism, continuous film cutting was achieved. This solved the problem that existing equipment could not meet the continuous feeding requirements of small-diameter extruders, improved feeding efficiency, and reduced labor intensity.
Patent Information
- Application Number
- CN202520307477.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-25
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-02-25
AI Technical Summary
Existing film cutting equipment cannot achieve continuous feeding of small-diameter extruders, resulting in low feeding efficiency and high labor intensity for workers.
A continuous film cutting device was designed. The cutting mechanism is driven by a synchronous belt to slide back and forth along the guide rail. Combined with the synergistic effect of the disc cutter and the cylinder, the film is cut into continuous strips to meet the feeding needs of small-diameter extruders.
It enables continuous cutting of film, reduces repetitive head-picking operations, lowers the labor intensity of workers, and improves feeding efficiency.
Smart Images
Figure CN223749731U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to film cutting technical field, especially in a kind of film continuous slitting device. BACKGROUND
[0002] In the steel wire coating of tire, triangular rubber coating process, it needs to supply rubber to small-bore cold feeding extruder, but after mixing, the film is relatively wide, it needs to be cut into relatively narrow rubber strip to be fed into small-bore extruder.
[0003] In the existing cutting equipment, such as the rubber sheet cutting device disclosed in patent CN219902401U, the knife is moved downward by the top plate to cut the rubber sheet on the receiving table, and the rubber sheet can be cut into rubber strips of various widths. But the above cutting device can only cut the rubber sheet into several independent rubber strips, and the operator needs to repeatedly pick up the material and feed it into the extruder, which not only reduces the feeding efficiency but also increases the labor intensity of the operator. Therefore, the existing rubber sheet cutting equipment cannot meet the continuous feeding requirements of small-bore extruders. UTILITY MODEL CONTENT
[0004] To solve the above technical problems, the utility model discloses a kind of film continuous slitting device, including rack, first motor, driving wheel, driven wheel, synchronous belt, guide rail and cutting mechanism, the first motor is set on rack upper end side and is connected with driving wheel transmission, the driven wheel is set on the other side of rack, the synchronous belt is set around driving wheel and transmission wheel, the guide rail is set on rack and is located below synchronous belt, the cutting mechanism is connected with synchronous belt transmission by sliding plate, and the sliding plate is slidably connected with guide rail, the synchronous belt can drive cutting mechanism to reciprocate along the transverse direction of rack.
[0005] Further, the cutting mechanism includes a second motor, a disc cutter and a first cylinder, the disc cutter is arranged on the spindle of the second motor, the first cylinder is arranged above the second motor, and the piston rod of the first cylinder is connected with the second motor, and the cylinder body is fixedly connected to the bottom of the sliding plate.
[0006] Further, the cutting mechanism further includes a second cylinder, and the second cylinder is arranged at the rear end of the second motor.
[0007] Further, the rear end of the second cylinder is further provided with a roller, and the roller is rollingly connected with a roller guide rod arranged on the rear side of the rack.
[0008] Further, a fixed rod is provided on the front side of the rack, and each end of the fixed rod is provided with a proximity switch.
[0009] Further, a material guide roller is further provided on the front side of the rack, and a third motor is provided on one side of the material guide roller.
[0010] Further, the material guiding roller is provided with a pressing roller, the pressing roller is provided with a third cylinder, and the third cylinder is connected with the rack through a cross beam.
[0011] Further, the material guiding roller is provided with a pressing roller, the pressing roller is provided with a third cylinder, and the third cylinder is connected with the rack through a cross beam.
[0012] Further, the width limiting assembly further comprises an adjusting plate, a screw rod, a guide rod and an adjusting hand wheel, the adjusting plate is arranged in parallel on the inner side of the side plate, the screw rod penetrates through the side plate and the adjusting plate, the guide rod is arranged on both sides of the screw rod and fixedly connected with the side plate at one end and slidably connected with the adjusting plate at the other end, and the adjusting hand wheel is arranged at the end of the screw rod and located on the outer side of the side plate.
[0013] Further, the width limiting assembly further comprises an adjusting plate, a screw rod, a guide rod and an adjusting hand wheel, the adjusting plate is arranged in parallel on the inner side of the side plate, the screw rod penetrates through the side plate and the adjusting plate, the guide rod is arranged on both sides of the screw rod and fixedly connected with the side plate at one end and slidably connected with the adjusting plate at the other end, and the adjusting hand wheel is arranged at the end of the screw rod and located on the outer side of the side plate.
[0014] Compared with the prior art, the film continuous slitting device has the beneficial effects that:
[0015] The film continuous slitting device drives the cutting mechanism to reciprocally slide along the guide rail through the synchronous belt, so that the cutting mechanism cuts the film into a plurality of continuous film strips, and when feeding into the small-caliber extruder, repeated head picking operation is not needed, the labor intensity of workers is reduced, and the feeding efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor.
[0017] Figure 1 It is a schematic diagram of the overall structure of the present application;
[0018] Figure 2 It is a schematic diagram of the local structure of the cutting mechanism in the present application;
[0019] Figure 3 It is a schematic diagram of the local structure of the width limiting assembly in the present application.
[0020] Reference signs:
[0021] 10 - rack, 20 - first motor, 30 - driving wheel, 40 - driven wheel, 50 - synchronous belt, 60 - guide rail, 70 - cutting mechanism, 71 - second motor, 72 - disc cutter, 73 - first cylinder, 74 - second cylinder, 75 - roller, 76 - roller guide rod, 80 - sliding plate, 90 - fixed rod, 91 - proximity switch, 100 - material guide roller, 110 - third motor, 120 - compression roller, 130 - third cylinder, 140 - cross beam, 150 - width limiting assembly, 151 - side plate, 152 - roller shaft, 153 - width limiting roller, 154 - adjusting plate, 155 - screw rod, 156 - guide rod, 157 - adjusting hand wheel. DETAILED DESCRIPTION
[0022] 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, not all the embodiments.
[0023] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.
[0024] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features.
[0025] In the description of the embodiments, unless otherwise explicitly specified and limited, the terms "set", "connected" and the like should be broadly understood. For example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or connected through an intermediate medium, or 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.
[0026] As Figure 1As shown, the film continuous slitting device in the embodiment includes a rack 10, a first motor 20, a driving wheel 30, a driven wheel 40, a synchronous belt 50, a guide rail 60 and a cutting mechanism 70; the first motor 20 is arranged on one side of the upper end of the rack 10 and is in transmission connection with the driving wheel 30, the driven wheel 40 is arranged on the other side of the rack 10, and the synchronous belt 50 is arranged around the driving wheel 30 and the transmission wheel 40; the guide rail 60 is arranged on the rack 10 and is below the synchronous belt 50, the cutting mechanism 70 is in transmission connection with the synchronous belt 50 through a sliding plate 80, and the sliding plate 80 is in sliding connection with the guide rail 60; the first motor 20 drives the driving wheel 30 to rotate, and then drives the cutting mechanism 70 to move transversely and reciprocally along the rack 10 through the synchronous belt 50.
[0027] As shown in the figure, Figure 2 The cutting mechanism 70 includes a second motor 71, a disc cutter 72 and a first cylinder 73, the disc cutter 72 is arranged on the main shaft of the second motor 71, the first cylinder 73 is arranged above the second motor 71, the piston rod of the first cylinder 73 is connected with the second motor 71, and the cylinder body is fixedly connected with the bottom of the sliding plate 80; the second motor 71 drives the disc cutter 72 to rotate, so as to cut the film, and the first cylinder 73 drives the second motor 71 to move up and down, so as to make the disc cutter 72 contact or separate from the film.
[0028] The cutting mechanism 70 further includes a second cylinder 74, the second cylinder 74 is arranged at the rear end of the second motor 71, and a roller 75 is further arranged at the rear end of the second cylinder 74, the roller 75 is in rolling connection with a roller guide rod 76 arranged on the rear side of the rack 10, and through the cooperation of the roller 75 and the roller guide rod 76, the cutting mechanism 70 can stably run.
[0029] As shown in the figure, Figure 1 The front side of the rack 10 is provided with a fixed rod 90, one proximity switch 91 is arranged at each end of the fixed rod 90, and the two proximity switches 91 are respectively used to limit the moving position of the sliding plate 80, so as to limit the cutting position of the disc cutter 72 on the film, prevent the film from being cut, and ensure the continuity of the film strip.
[0030] The front side of the rack 10 is further provided with a material guide roller 100, a third motor 110 is arranged on one side of the material guide roller 100 in transmission, and the third motor 110 can drive the material guide roller 100 to rotate, so as to guide the film to below the cutting mechanism 70.
[0031] A pressing roller 120 is arranged above the material guide roller 100, a third cylinder 130 is arranged above the pressing roller 120, and the third cylinder 130 is connected with the rack 10 through a cross beam 140; the third cylinder 130 drives the pressing roller 120 to move up and down, and then adjusts the distance between the pressing roller 120 and the material guide roller 100, so as to meet the conveying requirements of films with different thicknesses.
[0032] The front side of the material guide roller 100 is further provided with a width limiting assembly 150, which comprises two side plates 151, a plurality of roller shafts 152 and a plurality of width limiting rollers 153. The two side plates 151 are respectively arranged at the two sides of the front end of the frame 10, the plurality of roller shafts 152 are arranged at intervals between the two side plates 151, and the plurality of width limiting rollers 153 are arranged at the two ends of the plurality of roller shafts 152 and are staggered with the roller shafts 152.
[0033] As shown in Figure 3 the width limiting assembly 150 further comprises an adjusting plate 154, a screw rod 155, a guide rod 156 and an adjusting hand wheel 157. The adjusting plate 154 is arranged in parallel inside the side plate 151, the screw rod 155 penetrates the side plate 151 and the adjusting plate 154, the guide rod 156 is arranged at the two sides of the screw rod 155 and is fixedly connected with the side plate 151 at one end and is slidably connected with the adjusting plate 154 at the other end, and the adjusting hand wheel 157 is arranged at the end of the screw rod 155 and is located outside the side plate 151. The plurality of width limiting rollers 153 are arranged at intervals along the longitudinal direction at the top of the adjusting plate 154.
[0034] Rotating the adjusting hand wheel 157 can drive the screw rod 155 to rotate, thereby driving the adjusting plate 154 to reciprocate along the guide rod 156, so as to adjust the distance between the adjusting plate 154 and the side plate 151. By changing the distance between the two side plates 151, the conveying width of the film can be changed.
[0035] When the film is conveyed to below the cutting mechanism 70, the material guide roller 100 stops running, and then the synchronous belt 50 drives the cutting mechanism 70 to move transversely above the film, and the first air cylinder 73 drives the second motor 71 to move downward, so that the disc cutter 72 contacts the film, thereby cutting the film into strips.
[0036] When the cutting mechanism 70 moves to the other side of the frame and approaches the proximity switch 91, the synchronous belt 50 stops running, and the first air cylinder 73 lifts the second motor 71 and the disc cutter 72, so that the disc cutter 72 is separated from the film, thereby ensuring that the film is not cut off.
[0037] Then the material guide roller 100 starts to run to convey the film forward by a certain distance, the synchronous belt 50 drives the cutting mechanism 70 to move reversely again, the first air cylinder 73 drives the second motor 71 to move downward, so that the disc cutter 72 contacts the film to cut the other side of the film.
[0038] The cutting mechanism 70 moves reciprocatingly to cut the film into continuous film strips, which is suitable for feeding of a small-diameter extruder and does not need to be repeatedly picked up, thereby reducing the labor intensity of workers and improving the feeding efficiency.
[0039] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. In addition, the technical solutions of various embodiments can be combined with each other, but must be based on the realization of ordinary technical personnel in the art; when the combination of technical solutions appears contradictory or unachievable, it shall be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.
Claims
1. A film continuous slitting apparatus characterized by: The cutting mechanism comprises a second motor, a disc cutter and a first cylinder, the disc cutter is arranged on the spindle of the second motor, the first cylinder is arranged above the second motor, and the piston rod of the first cylinder is connected with the second motor, and the cylinder body is fixedly connected to the bottom of the sliding plate.
2. The film continuous slitting apparatus according to claim 1, characterized by: The cutting mechanism further comprises a second cylinder, which is arranged at the rear end of the second motor.
3. The film continuous slitting apparatus according to claim 2, characterized by: The rear end of the second cylinder is further provided with a roller, which is rollingly connected with a roller guide rod arranged on the rear side of the rack.
4. The film continuous slitting apparatus according to claim 3, characterized by: The front side of the rack is provided with a fixed rod, and each end of the fixed rod is provided with a proximity switch.
5. The film continuous slitting apparatus of claim 1 wherein: The front side of the rack is further provided with a material guide roller, and one side of the material guide roller is drivingly provided with a third motor.
6. The film continuous slitting apparatus of claim 1 wherein: The front side of the material guide roller is further provided with a width limiting assembly, the width limiting assembly comprises two side plates, a plurality of roller shafts and a plurality of width limiting rollers, the two side plates are arranged on both sides of the front end of the rack, the plurality of roller shafts are arranged at intervals between the two side plates, the plurality of width limiting rollers are arranged at both ends of the plurality of roller shafts, and the plurality of width limiting rollers are arranged alternately with the roller shafts.
7. The film continuous slitting apparatus of claim 6 wherein: The width limiting assembly further comprises an adjusting plate, a screw rod, a guide rod and an adjusting hand wheel, the adjusting plate is arranged in parallel on the inner side of the side plate, the screw rod penetrates the side plate and the adjusting plate, the guide rod is arranged on both sides of the screw rod and is fixedly connected with the side plate at one end and slidably connected with the adjusting plate at the other end, and the adjusting hand wheel is arranged at the end of the screw rod and located outside the side plate.
8. The film continuous slitting apparatus of claim 6 wherein: A plurality of the width limiting rollers are arranged at intervals in the longitudinal direction on the top of the adjusting plate.
9. The film continuous slitting apparatus of claim 8 wherein: The front side of the rack is provided with a fixed rod, and each end of the fixed rod is provided with a proximity switch.
10. The film continuous slitting apparatus of claim 9, wherein: The front side of the rack is further provided with a material guide roller, and one side of the material guide roller is drivingly provided with a third motor. The front side of the material guide roller is further provided with a width limiting assembly, the width limiting assembly comprises two side plates, a plurality of roller shafts and a plurality of width limiting rollers, the two side plates are arranged on both sides of the front end of the rack, the plurality of roller shafts are arranged at intervals between the two side plates, the plurality of width limiting rollers are arranged at both ends of the plurality of roller shafts, and the plurality of width limiting rollers are arranged alternately with the roller shafts. The width limiting assembly further comprises an adjusting plate, a screw rod, a guide rod and an adjusting hand wheel, the adjusting plate is arranged in parallel on the inner side of the side plate, the screw rod penetrates the side plate and the adjusting plate, the guide rod is arranged on both sides of the screw rod and is fixedly connected with the side plate at one end and slidably connected with the adjusting plate at the other end, and the adjusting hand wheel is arranged at the end of the screw rod and located outside the side plate. A plurality of the width limiting rollers are arranged at intervals in the longitudinal direction on the top of the adjusting plate.