Pneumatic computer connecting wire cutting device with protection function

Abstract

The utility model relates to the technical field of cable cutting, in particular to a computer connecting line pneumatic cutting device with a protection function, a fixing frame is fixedly connected to the right side of the upper end of a base, a lifting supporting plate is slidably connected to the surface of a lower side rod body of the fixing frame, and sliding rods are slidably connected to the front end and the rear end of the lifting supporting plate; the pneumatic telescopic rod can be driven to move up and down under the action of the air pump, so that the lifting supporting plate can move up and down in the direction of the fixing frame, and the wire cutting blade can achieve the pneumatic cutting effect; and meanwhile, a sliding rod and a pressing plate can be driven to move up and down along with downward pressing of a lifting supporting plate, and an arranged extension spring can be compressed, so that the pressing plate and a rubber pad can fix the cut-off end of the connecting wire, the danger caused by the fact that the connecting wire collapses and flies at the moment of cutting off is avoided, and a certain protection effect is achieved.

Description

Technical Field

[0001] The utility model relates to a pneumatic wire cutting device for computer connecting wires with a protective function, belonging to the technical field of cable cutting. Background Art

[0002] Computer cables, also known as computer cables, are cables that connect various external devices to the computer host. They are divided into monitor cables, power cables and data cables. The power cables are mainly used to provide power to the device and charge the battery. The monitor cables are used to connect the host graphics card output port or the motherboard display output port to the monitor input port. The data cables are mainly connected to external input, output or storage devices through the computer serial port, parallel port and USB interface to achieve the purpose of mutual information transmission.

[0003] In the existing pneumatic wire cutting process of computer connecting wires, due to the presence of metal wire cores inside the connecting wires, a certain extrusion force is easily generated at the moment of cutting, so that the cut end is easy to break and fly off, thus posing a certain safety hazard; and in the process of cutting the connecting wires, the connecting wires need to be manually loaded and measured before they can be accurately cut, which reduces the cutting efficiency and convenience of the cutting process. Utility Model Content

[0004] The utility model aims to provide a pneumatic wire cutting device for computer connecting wires with a protective function to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A pneumatic wire cutting device for computer connecting lines with a protective function comprises a base, a fixing frame and a wire cutting blade, wherein the upper right side of the base is fixedly connected to the fixing frame, the lower rod surface of the fixing frame is slidably connected to a lifting support plate, the front and rear ends of the lifting support plate are slidably connected to sliding rods, the lower end of the sliding rod is fixedly connected to a clamping plate, the lower left end of the lifting support plate is fixedly connected to the wire cutting blade, the inner left side of the base is rotatably connected to a feeding wheel, the upper left side of the base is fixedly connected to a fixing plate, and the inner side of the fixing plate is rotatably connected to a discharging roller.

[0007] Furthermore, an air pump is fixedly connected to the middle position of the upper end of the fixing frame, and a pneumatic telescopic rod is sealedly connected to the lower end of the air pump. The pneumatic telescopic rod is fixedly connected between the fixing frame and the lifting support plate respectively.

[0008] Furthermore, a tension spring is coated on the lower rod surface of the sliding rod.

[0009] Furthermore, a wire pressing groove is provided on the lower end surface of the pressing plate, a rubber pad is provided on the inner upper end of the wire pressing groove, and the rubber pad is fixedly connected to the pressing plate.

[0010] Furthermore, a motor is fixedly connected to the left side of the front end of the base, a worm is fixedly connected to the rear end of the output shaft of the motor, and a worm wheel is meshingly connected to the left side of the worm.

[0011] Furthermore, there are nine feeding wheels, the feeding wheel at the front end is fixedly connected to the worm gear, the upper end of the feeding wheel is fixedly connected to a gear set, and the middle position of the outer side of the feeding wheel is fixedly connected to an anti-slip sleeve.

[0012] Furthermore, a pawl is rotatably connected to the inner side of the front end of the unwinding roller, and the surface of the rotating shaft between the pawl and the unwinding roller is covered with a torsion spring, the ends of the torsion spring are respectively fixedly connected to the pawl and the unwinding roller, and the outer side of the pawl is slidably connected to an inner ratchet ring, and the inner ratchet ring is fixedly connected to a fixed plate.

[0013] The beneficial effects of the utility model are:

[0014] The utility model can drive the pneumatic telescopic rod to move up and down by setting an air pump, so that the lifting support plate can move up and down along the direction of the fixed frame, so that the wire cutting blade can achieve the effect of pneumatic cutting. At the same time, as the lifting support plate is pressed down, the sliding rod and the pressing plate can be driven to move up and down, and the tension spring can be compressed, so that the pressing plate and the rubber pad can fix the cut end of the connecting line to avoid the danger of the connecting line flying away at the moment of cutting, and has a certain protective effect. The utility model utilizes the rotation of the motor to enable the worm to drive the worm wheel to rotate, so that the front feeding wheel can rotate, and under the transmission action of the gear set, the rear transmission wheel can rotate at the same time, and the anti-slip sleeve can be used to automatically feed the connecting line, and the discharging roller can be rotated during the feeding process, and the ratchet pawl and the inner ratchet ring can prevent the discharging roller from excessively rotating to cause the connecting line to be scattered, thereby ensuring the feeding effect and the wire cutting accuracy in the process of cutting the connecting line. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.

[0016] Figure 1 This is a front view of a pneumatic wire cutting device for computer connecting wires with a protective function according to the utility model;

[0017] Figure 2The utility model is a pneumatic wire cutting device for computer connecting wires with protective function. Figure 1 The enlarged view of point A in the middle;

[0018] Figure 3 It is a right view of the installation structure of a clamping plate of a pneumatic wire cutting device for computer connecting wires with a protective function of the utility model;

[0019] Figure 4 This is a right view of the installation structure of the motor and gear set of a pneumatic wire cutting device for computer connecting wires with a protective function of the utility model;

[0020] Numbers in the figure: 1. Base; 2. Fixed frame; 3. Lifting support plate; 4. Sliding rod; 5. Pressing plate; 6. Wire cutting blade; 7. Feeding wheel; 8. Fixed plate; 9. Unwinding roller; 10. Air pump; 11. Pneumatic telescopic rod; 12. Tension spring; 13. Wire pressing groove; 14. Rubber pad; 15. Motor; 16. Worm; 17. Worm wheel; 18. Gear set; 19. Anti-slip sleeve; 20. Ratchet; 21. Torsion spring; 22. Inner ratchet ring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example 1 Please refer to Figure 1-Figure 4 , the utility model provides a technical solution:

[0023] A pneumatic wire cutting device for computer connection lines with a protective function comprises a base 1, a fixing frame 2 and a wire cutting blade 6. The fixing frame 2 is fixedly connected to the right side of the upper end of the base 1. A lifting support plate 3 is slidably connected to the lower rod surface of the fixing frame 2. The front and rear ends of the lifting support plate 3 are slidably connected to the sliding rod 4. The lower end of the sliding rod 4 is fixedly connected to a pressing plate 5. The lower end of the lifting support plate 3 is fixedly connected to the wire cutting blade 6. An air pump 10 is fixedly connected to the middle position of the upper end of the fixing frame 2. The lower end of the air pump 10 is sealed and connected to a pneumatic telescopic rod 11. The pneumatic telescopic rod 11 is fixedly connected between the fixing frame 2 and the lifting support plate 3 respectively. The lower rod surface of the sliding rod 4 is covered with a tension spring 12. A wire pressing groove 13 is provided on the lower end surface of the pressing plate 5, and a rubber pad 14 is provided on the inner upper end of the wire pressing groove 13. The rubber pad 14 is fixedly connected to the pressing plate 5. The air pump 10 can drive the pneumatic telescopic rod 11 to move up and down, so that the lifting support plate 3 can move up and down along the direction of the fixed frame 2, so that the wire cutting blade 6 can achieve the effect of pneumatic cutting. At the same time, as the lifting support plate 3 is pressed down, the sliding rod 4 and the pressing plate 5 can be driven to move up and down, and the set tension spring 12 can be compressed, so that the pressing plate 5 and the rubber pad 14 can fix the cut end of the connecting wire to avoid the danger of the connecting wire breaking and flying at the moment of cutting, which has a certain protective effect.

[0024] Example 2 Please refer to Figure 1 , Figure 2 and Figure 4The difference between this embodiment and embodiment 1 is that a feed wheel 7 is rotatably connected to the left side of the inner part of the base 1, a fixed plate 8 is fixedly connected to the left side of the upper end of the base 1, and a discharging roller 9 is rotatably connected to the inner side of the fixed plate 8. A motor 15 is fixedly connected to the left side of the front end of the base 1, and a worm 16 is fixedly connected to the rear end of the output shaft of the motor 15. A worm gear 17 is meshedly connected to the left side of the worm gear 16. There are nine feed wheels 7, and the feed wheel 7 at the front end is fixedly connected to the worm gear 17. A gear set 18 is fixedly connected to the upper end of the feed wheel 7, and an anti-slip sleeve 19 is fixedly connected to the middle position of the outer side of the feed wheel 7. A ratchet 20 is rotatably connected to the inner side of the front end of the discharging roller 9, and a torsion spring 21 is covered on the surface of the rotating shaft between the ratchet 20 and the discharging roller 9. The ends of the force spring 21 are fixedly connected to the pawl 20 and the unwinding roller 9 respectively, and the outer side of the pawl 20 is slidably connected with an inner ratchet ring 22, and the inner ratchet ring 22 is fixedly connected to the fixed plate 8. The rotation of the motor 15 enables the worm 16 to drive the worm wheel 17 to rotate, so that the front feeding wheel 7 can rotate, and under the transmission action of the gear set 18, the rear transmission wheel can rotate at the same time, and the anti-slip sleeve 19 can be used to automatically control the feeding of the connecting line, and the unwinding roller 9 can be rotated during the feeding process. The pawl 20 and the inner ratchet ring 22 can prevent the unwinding roller 9 from excessively rotating and causing the connecting line to be scattered, thereby ensuring the feeding effect and cutting accuracy during the connecting line cutting process.

[0025] Working principle of the utility model: when the device is in use, the air pump 10 is set to drive the pneumatic telescopic rod 11 to move up and down, so that the lifting support plate 3 can move up and down along the direction of the fixed frame 2, so that the wire cutting blade 6 can achieve the effect of pneumatic cutting. At the same time, as the lifting support plate 3 is pressed down, the sliding rod 4 and the pressing plate 5 can be driven to move up and down, and the set tension spring 12 can be compressed, so that the pressing plate 5 and the rubber pad 14 can fix the cut end of the connecting line to avoid the danger of the connecting line collapsing and flying at the moment of cutting. The invention can achieve a certain protective effect, and utilize the rotation of the motor 15 to make the worm 16 drive the worm wheel 17 to rotate, so that the feeding wheel 7 at the front end can rotate, and the transmission wheel at the rear can rotate at the same time under the transmission action of the gear set 18, and the anti-slip sleeve 19 can be used to automatically control the feeding of the connecting line, and the unwinding roller 9 can be rotated during the feeding process, and the ratchet 20 and the inner ratchet ring 22 can prevent the unwinding roller 9 from excessively rotating and causing the connecting line to be scattered, thereby ensuring the feeding effect and cutting accuracy during the cutting process of the connecting line.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pneumatic wire cutting device for computer connecting wires with a protective function, comprising a base (1), a fixing frame (2) and a wire cutting blade (6), characterized in that: The upper right side of the base (1) is fixedly connected to a fixing frame (2), the lower rod surface of the fixing frame (2) is slidably connected to a lifting support plate (3), the front and rear ends of the lifting support plate (3) are slidably connected to sliding rods (4), the lower end of the sliding rod (4) is fixedly connected to a clamping plate (5), the lower left side of the lifting support plate (3) is fixedly connected to a wire cutting blade (6), the inner left side of the base (1) is rotatably connected to a feeding wheel (7), the upper left side of the base (1) is fixedly connected to a fixing plate (8), and the inner side of the fixing plate (8) is rotatably connected to a discharging roller (9).

2. A pneumatic wire cutting device for computer connecting wires with protective function according to claim 1, characterized in that: An air pump (10) is fixedly connected to the middle position of the upper end of the fixed frame (2), and a pneumatic telescopic rod (11) is sealed to the lower end of the air pump (10). The pneumatic telescopic rod (11) is fixedly connected between the fixed frame (2) and the lifting support plate (3).

3. The pneumatic wire cutting device for computer connecting wires with protection function according to claim 1, characterized in that: The lower rod body surface of the sliding rod (4) is covered with a tension spring (12).

4. The pneumatic wire cutting device for computer connecting wires with protection function according to claim 1, characterized in that: A wire pressing groove (13) is provided on the lower end surface of the pressing plate (5), a rubber pad (14) is provided on the inner upper end of the wire pressing groove (13), and the rubber pad (14) is fixedly connected to the pressing plate (5).

5. The pneumatic wire cutting device for computer connecting wires with protective function according to claim 1, characterized in that: A motor (15) is fixedly connected to the left side of the front end of the base (1), a worm (16) is fixedly connected to the rear end of the output shaft of the motor (15), and a worm wheel (17) is meshedly connected to the left side of the worm (16).

6. The pneumatic wire cutting device for computer connecting wires with protective function according to claim 1, characterized in that: There are nine feeding wheels (7), the feeding wheel (7) at the front end is fixedly connected to the worm gear (17), the upper end of the feeding wheel (7) is fixedly connected to a gear set (18), and the middle position of the outer side of the feeding wheel (7) is fixedly connected to an anti-slip sleeve (19).

7. The pneumatic wire cutting device for computer connecting wires with protection function according to claim 1, characterized in that: A ratchet (20) is rotatably connected to the inner side of the front end of the unwinding roller (9); a torsion spring (21) is coated on the surface of the rotating shaft between the ratchet (20) and the unwinding roller (9); the ends of the torsion spring (21) are respectively fixedly connected to the ratchet (20) and the unwinding roller (9); an inner ratchet ring (22) is slidably connected to the outer side of the ratchet (20); and the inner ratchet ring (22) is fixedly connected to the fixed plate (8).

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