A cable cutting member

Abstract

The utility model provides a kind of cable cutting parts, including cutting knife shell, cable fixing mechanism, lifting motor, lifting slide bar, lifting screw rod, blade driving mechanism and cutting blade, the lower surface of cutting knife shell is installed with cable fixing mechanism, the rear end surface of cutting knife shell is installed with lifting slide bar, the rear end surface of cutting knife shell is installed with lifting screw rod, the inboard of cutting knife shell is installed with blade driving mechanism, the upper end of cutting knife shell is provided with lifting motor, the design solves the problem that original device cutting thicker cable can produce more skin fly ash, and skin is easy to stick between cutting knife shaft and cutting knife, leading to the increase of friction when cutting knife rotates, and makes cutting knife life reduce, the utility model structure is reasonable, through the mutual cooperation of cable fixing mechanism and blade driving mechanism, the fly ash of cable skin can be effectively reduced, and skin will not affect the high-speed rotation of cutting knife, and the service life of cutting knife can be greatly improved.

Description

Technical Field

[0001] This utility model is a cable cutting component, belonging to the field of cable development technology. Background Technology

[0002] Cables play an irreplaceable role in power transmission and information delivery, significantly impacting people's daily lives and production. Due to the massive manufacturing and usage of cables, and the wide variety of cable types, cable performance must be tested before use to ensure compliance with operating conditions. Cable testing typically involves selecting a cable sample of a certain length, stripping and removing the insulation from both ends to expose the cable core for relevant testing.

[0003] Chinese patent CN208112120U discloses a cable and a cable cutting component. Through the cooperation of a protective layer and a cutting device, the structure is simple, the cable cutting is convenient, and the outer layer of the cable is effectively cut. It is applicable to the cutting of cables of various specifications. However, when cutting thicker cables, a lot of shavings are generated and they tend to stick between the cutting shaft and the cutting blade. This causes increased friction and jamming when the cutting blade rotates, which reduces the life of the cutting blade. There is an urgent need for a cable cutting component to solve the above problems. Utility Model Content

[0004] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a cable cutting component to solve the problems mentioned in the background technology. This utility model has a reasonable structure. Through the cooperation of the cable fixing mechanism and the blade driving mechanism, it can effectively reduce the flying of cable shavings, and the shavings will not affect the high-speed rotation of the cutter, which can greatly improve the service life of the cutter.

[0005] To achieve the above objectives, this utility model provides the following technical solution: A cable cutting component includes a cutter housing, a cable fixing mechanism, a lifting motor, a lifting slide rod, a lifting screw, a blade drive mechanism, and a cutting blade. The lower surface of the cutter housing is fitted with the cable fixing mechanism; the rear end face of the cutter housing is fitted with the lifting slide rod; the rear end face of the cutter housing is fitted with the lifting screw; the inner side of the cutter housing is fitted with the blade drive mechanism; the upper end of the cutter housing is fitted with the lifting motor; the front end face of the cutter housing is fitted with a replacement cover; and the inside of the cutter housing is fitted with the cutting blade. The cable fixing mechanism includes a cable fixing plate, a guide rod, a driven bracket, a fixing screw, a drive bracket, and a cable cover housing. The lower surface of the cutter housing is fitted with the cable cover housing, and the inside of the cable cover housing is fitted with... The device is equipped with two cable fixing plates. A guide rod is provided at the lower end of the cable cover housing, and a fixing screw is provided at the lower end of the cable cover housing. Two driven brackets are installed on the circumferential surface of the guide rod, and a drive bracket is installed on the circumferential surface of the fixing screw. The blade drive mechanism includes a blade drive motor, a drive shaft, radial electromagnetic plates, radial permanent magnets, a partition tube, and axial electromagnetic coils. The blade drive motor is installed on the rear end face of the blade housing, and the drive shaft is installed on the front end face of the blade drive motor. Five axial electromagnetic coils are installed on the circumferential surface of the drive shaft, and two radial electromagnetic plates are installed on the circumferential surface of the drive shaft. Radial permanent magnets are installed on the front and rear end faces of the cutting blade, and axial permanent magnets are installed on the inner surface of the cutting blade. A partition tube is installed on the circumferential surface of the drive shaft.

[0006] Furthermore, the two cable fixing plates are respectively installed on the left and right end faces inside the cable cover shell, and the two driven brackets respectively penetrate the front and rear end faces of the cable cover shell, and the driven brackets are fixedly connected to the corresponding cable fixing plates.

[0007] Furthermore, the two drive brackets respectively penetrate the front and rear end faces of the cable covering shell, the drive brackets are fixedly connected to the corresponding cable fixing plates, and the drive brackets are threadedly connected to the fixing screws, with the threads at both ends of the fixing screws having opposite directions.

[0008] Furthermore, the lifting motor and the cutter housing are fixedly connected via a motor bracket. The lower end of the lifting motor is connected to the lifting screw. Screw brackets are respectively installed on the rear end faces of the cutter housing and the cable cover housing. The screw brackets are located on the circumferential surface of the lifting screw. The lower end of the screw bracket is threadedly connected to the lifting screw. Two limiting circular plates are installed on the circumferential surface of the lifting screw. The two limiting circular plates are respectively located on the outer surfaces of the two screw brackets. The lifting slide rod is connected to the cutter housing and the cable cover housing via screw brackets. Limiting circular plates are respectively installed at the upper and lower ends of the lifting slide rod.

[0009] Furthermore, the front end of the replacement cover is equipped with two fixing buckles, which are fixedly connected to the cutter housing by fixing bolts, and the rear end of the replacement cover is connected to the partition tube by a circular groove.

[0010] Furthermore, the partition tube is fixedly connected to the cutter housing, and the two radial electromagnetic plates are respectively fixed to the inner wall of the cutter housing and the inner surface of the replacement cover. Each radial electromagnetic plate has several energized coils installed inside. The size of the radial electromagnetic plate is the same as the size of the radial permanent magnet, and the width of the axial electromagnetic coil is the same as the width of the axial permanent magnet. The partition tube is located between the drive shaft and the inner surface of the cutting blade.

[0011] The beneficial effects of this utility model are as follows: This utility model provides a cable cutting component. Because it adds a blade drive motor, a drive shaft, a radial electromagnetic plate, a radial permanent magnet, a partition tube, and an axial electromagnetic coil, in use, the cable is first passed through the cable cover shell, and the fixing screw is rotated. The fixing screw drives the cable fixing plate to clamp the cable through the drive bracket. Then, the radial electromagnetic plate is energized, so that the radial electromagnetic plate and the radial permanent magnet generate a repulsive force, thereby limiting the position of the cutting blade. Then, the blade drive motor is driven, and at the same time, the axial electromagnetic coil is energized. After the axial electromagnetic coil is energized, it generates a magnetic field. The magnetic field generated by the axial electromagnetic coil repels the axial permanent magnet, so that when the drive shaft rotates, it drives the cutting blade to rotate. Attached Figure Description

[0012] Other features, objects, and advantages of this invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0013] Figure 1 This is a structural schematic diagram of a cable cutting component according to the present invention;

[0014] Figure 2 This is a rear view of a cable cutting component according to the present invention.

[0015] Figure 3 This is a cross-sectional schematic diagram of the cutter shell in a cable cutting component according to the present invention;

[0016] Figure 4 This is a cross-sectional schematic diagram of the dividing circular tube in a cable cutting component according to the present invention;

[0017] In the diagram: 1-Cutter housing, 2-Cable fixing mechanism, 21-Cable fixing plate, 22-Guide rod, 23-Driven bracket, 24-Fixing screw, 25-Drive bracket, 26-Cable cover housing, 3-Lifting motor, 4-Lifting slide bar, 5-Lifting screw, 51-Screw bracket, 52-Limiting circular plate, 6-Blade drive mechanism, 61-Blade drive motor, 62-Drive shaft, 63-Radial electromagnetic plate, 64-Radial permanent magnet, 65-Partition circular tube, 66-Axial electromagnetic coil, 7-Cut blade, 8-Replacement cover, 81-Fixing buckle. Detailed Implementation

[0018] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0019] Please see Figures 1-4 This utility model provides a technical solution: a cable cutting component, including a cutter housing 1, a cable fixing mechanism 2, a lifting motor 3, a lifting slide rod 4, a lifting screw 5, a blade driving mechanism 6, and a cutting blade 7. The cable fixing mechanism 2 is installed on the lower surface of the cutter housing 1, the lifting slide rod 4 is installed on the rear end face of the cutter housing 1, the lifting screw 5 is installed on the rear end face of the cutter housing 1, the blade driving mechanism 6 is installed on the inner side of the cutter housing 1, the lifting motor 3 is provided at the upper end of the cutter housing 1, a replacement cover 8 is installed on the front end face of the cutter housing 1, and the cutting blade 7 is installed inside the cutter housing 1. The cable fixing mechanism 2 includes a cable fixing plate 21, a guide rod 22, a driven bracket 23, a fixing screw 24, a driving bracket 25, and a cable cover housing 26. The cable cover housing 26 is installed on the lower surface of the cutter housing 1, two cable fixing plates 21 are installed inside the cable cover housing 26, a guide rod 22 is provided at the lower end of the cable cover housing 26, and a fixing screw is provided at the lower end of the cable cover housing 26. Two driven brackets 23 are mounted on the circumferential surface of the rod 24 and guide rod 22. A drive bracket 25 is mounted on the circumferential surface of the fixing screw 24. The blade drive mechanism 6 includes a blade drive motor 61, a drive shaft 62, a radial electromagnetic plate 63, a radial permanent magnet 64, a partition tube 65, and an axial electromagnetic coil 66. The blade drive motor 61 is mounted on the rear end face of the blade housing, and the drive shaft 62 is mounted on the front end face of the blade drive motor 61. Five axial electromagnetic coils 66 are mounted on the circumferential surface of the drive shaft 62, and two radial electromagnetic plates 63 are mounted on the circumferential surface of the drive shaft 62. Radial permanent magnets 64 are mounted on the front and rear end faces of the cutting blade 7, and axial permanent magnets are mounted on the inner surface of the cutting blade 7. A partition tube 65 is mounted on the circumferential surface of the drive shaft 62. This design solves the problem that the original device generates a lot of flying dander when cutting thicker cables, and the dander easily sticks between the cutter shaft and the cutter, resulting in increased friction and jamming when the cutter rotates, which reduces the life of the cutter.

[0020] As the first embodiment of this utility model: two cable fixing plates 21 are respectively installed on the left and right end faces inside the cable covering shell 26; two driven brackets 23 respectively penetrate the front and rear end faces of the cable covering shell 26, and the driven brackets 23 are fixedly connected to the corresponding cable fixing plates 21; two driving brackets 25 respectively penetrate the front and rear end faces of the cable covering shell 26, and the driving brackets 25 are fixedly connected to the corresponding cable fixing plates 21; the driving brackets 25 are threadedly connected to the fixing screws 24, and the threads at both ends of the fixing screws 24 are in opposite directions; the lifting motor 3 is fixedly connected to the cutter shell 1 through a motor bracket; the lower end of the lifting motor 3 is connected to the lifting screw 5; screw brackets 51 are respectively installed on the rear end faces of the cutter shell 1 and the cable covering shell 26; the screw brackets 51 are located on the circumferential surface of the lifting screw 5; the lower end of the screw bracket 51 is threadedly connected to the lifting screw 5; two limiting circular plates 52 are installed on the circumferential surface of the lifting screw 5. Located on the outer surfaces of the two screw supports 51, the lifting slide rod 4 is connected to the cutter housing 1 and the cable cover housing 26 via the screw supports 51. Limiting circular plates 52 are installed at the upper and lower ends of the lifting slide rod 4. Two fixing buckles 81 are installed on the front end of the replacement cover 8. The fixing buckles 81 are fixedly connected to the cutter housing 1 via fixing bolts. The rear end of the replacement cover 8 is connected to the partition circular tube 65 via a circular groove. The partition circular tube 65 is fixedly connected to the cutter housing 1. Two radial electromagnetic plates 63 are fixed to the inner wall of the cutter housing 1 and the inner surface of the replacement cover 8, respectively. Several energized coils are installed inside each radial electromagnetic plate 63. The size of the radial electromagnetic plate 63 is the same as the size of the radial permanent magnet 64. The width of the axial electromagnetic coil 66 is the same as the width of the axial permanent magnet. The partition circular tube 65 is located between the drive shaft 62 and the inner surface of the cutting blade 7. By adding the radial permanent magnet 64 and the radial electromagnetic plate 63, the cutting blade 7 can be restricted to always maintain a fixed radial position.

[0021] As a second embodiment of this utility model: In use, the cable is first passed through the cable cover shell 26, and the fixing screw 24 is rotated. The fixing screw 24 drives the cable fixing plate 21 to clamp the cable through the drive bracket 25. Then, the radial electromagnetic plate 63 is energized, so that the radial electromagnetic plate 63 and the radial permanent magnet 64 generate a repulsive force, thereby limiting the position of the cutting blade 7. Then, the blade drive motor 61 is driven, and the axial electromagnetic coil 66 is energized at the same time. After the axial electromagnetic coil is energized, it generates a magnetic field. The magnetic field generated by the axial electromagnetic coil 66 repulses the axial permanent magnet, so that when the drive shaft 62 rotates, it drives the cutting blade 7 to rotate. When cutting the cable sheath, the lifting motor 3 is controlled to drive the cable fixing mechanism 2 to move upward until the cutting blade 7 cuts the cable sheath, and most of the cut sheath fragments will remain inside the cable cover shell 26.

[0022] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. It will be apparent to those skilled in the art that this utility model is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or basic characteristics of this utility model. Therefore, the embodiments should be considered exemplary and non-limiting in all respects. The scope of this utility model is defined by the appended claims rather than the foregoing description, and thus all variations falling within the meaning and scope of equivalents of the claims are intended to be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0023] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A cable cutting component, comprising a cutter housing, a cable fixing mechanism, a lifting motor, a lifting slide bar, a lifting screw, a blade driving mechanism, and a cutting blade, characterized in that: A cable fixing mechanism is installed on the lower surface of the cutter housing, a lifting slide rod is installed on the rear end face of the cutter housing, a lifting screw is installed on the rear end face of the cutter housing, a blade driving mechanism is installed on the inner side of the cutter housing, a lifting motor is provided at the upper end of the cutter housing, a replacement cover is installed on the front end face of the cutter housing, and a cutting blade is installed inside the cutter housing. The cable fixing mechanism includes a cable fixing plate, a guide rod, a driven bracket, a fixing screw, a drive bracket, and a cable cover shell. The lower surface of the cutter shell is fitted with the cable cover shell, and two cable fixing plates are installed inside the cable cover shell. A guide rod is provided at the lower end of the cable cover shell, and a fixing screw is provided at the lower end of the cable cover shell. Two driven brackets are installed on the circumferential surface of the guide rod, and a drive bracket is installed on the circumferential surface of the fixing screw. The blade drive mechanism includes a blade drive motor, a drive shaft, radial electromagnetic plates, radial permanent magnets, a partition tube, and axial electromagnetic coils. The blade drive motor is mounted on the rear end face of the blade housing, and the drive shaft is mounted on the front end face of the blade drive motor. Five axial electromagnetic coils are mounted on the circumferential surface of the drive shaft, and two radial electromagnetic plates are mounted on the circumferential surface of the drive shaft. Radial permanent magnets are mounted on the front and rear end faces of the cutting blade, respectively. An axial permanent magnet is mounted on the inner surface of the cutting blade, and a partition tube is mounted on the circumferential surface of the drive shaft.

2. A cable cutting tool according to claim 1, characterized in that: The two cable fixing plates are respectively installed on the left and right end faces inside the cable cover shell, and the two driven brackets respectively penetrate the front and rear end faces of the cable cover shell. The driven brackets are fixedly connected to the corresponding cable fixing plates.

3. A cable cutting tool according to claim 1, characterized in that: The two drive brackets respectively penetrate the front and rear end faces of the cable cover housing. The drive brackets are fixedly connected to the corresponding cable fixing plates. The drive brackets are connected to the fixing screws by threads, and the threads at both ends of the fixing screws are in opposite directions.

4. A cable cutting tool according to claim 1, characterized in that: The lifting motor and the cutter housing are fixedly connected by a motor bracket. The lower end of the lifting motor is connected to the lifting screw. Screw brackets are respectively installed on the rear end faces of the cutter housing and the cable cover housing. The screw brackets are located on the circumferential surface of the lifting screw. The lower end of the screw bracket is threadedly connected to the lifting screw. Two limiting circular plates are installed on the circumferential surface of the lifting screw. The two limiting circular plates are respectively located on the outer surfaces of the two screw brackets. The lifting slide rod is connected to the cutter housing and the cable cover housing by a screw bracket. Limiting circular plates are respectively installed at the upper and lower ends of the lifting slide rod.

5. A cable cutting component according to claim 4, characterized in that: The front end of the replacement cover is equipped with two fixing buckles, which are fixedly connected to the cutter housing by fixing bolts. The rear end of the replacement cover is connected to the partition tube by a circular groove.

6. A cable cutting component according to claim 5, characterized in that: The partition tube is fixedly connected to the cutter housing. The two radial electromagnetic plates are respectively fixed to the inner wall of the cutter housing and the inner surface of the replacement cover. Each radial electromagnetic plate has several energized coils installed inside. The size of the radial electromagnetic plate is the same as the size of the radial permanent magnet. The width of the axial electromagnetic coil is the same as the width of the axial permanent magnet. The partition tube is located between the drive shaft and the inner surface of the cutting blade.

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