Special cable twisting machine

Abstract

The utility model belongs to the technical field of cable processing, and particularly relates to a special cable twisting machine which comprises a wire coil, a rotating shaft is fixedly installed in the middle of the wire coil, a tension adjusting device is movably installed on the rotating shaft, an adjusting mechanism is arranged on the wire coil, and a cleaning mechanism is arranged on the tension adjusting device. According to the special cable twisting machine, through the design of an adjusting mechanism, the position of a sliding block is adjusted through a screw rod so as to adjust the position of a supporting shaft, different shaft distance proportions are adjusted so as to adapt to different twisting technologies, more complex interaction can be generated in the twisting process of cable wires due to the difference, and non-uniform tension changes can be generated. Compared with the prior art, the wire twisting machine is more practical, dust, greasy dirt, impurities and the like on the surfaces of the twisted wires are removed through the design of the cleaning mechanism, and the situation that if the pollutants enter the wire twisting machine, the tightness degree of twisting, the conductivity of the cable and the like are affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable processing technical field, concretely is a special cable stranding machine. BACKGROUND

[0002] With the rapid development of science and technology, the application scene of special cable is more and more extensive. In the military field, the shielded cable of anti-electromagnetic interference is used in the electronic system of equipment, and the cable needs accurate stranding structure to realize good shielding effect. The stranding machine needs to accurately strand the shielding layer material (such as metal wire braiding layer or metal foil) with the insulating layer and the conductive core.

[0003] In the energy field, such as the special cable of torsion resistance and seawater corrosion resistance used in offshore wind power, the stranding structure inside the cable needs to withstand huge mechanical stress and chemical corrosion. This requires the stranding machine to adopt special stranding process, such as multi-layer stranding, and the angle, tension and other parameters of each layer stranding need to be accurately controlled to enhance the mechanical properties and environmental resistance of the cable.

[0004] The traditional cable stranding machine is mainly used for the stranding of ordinary cable, and many deficiencies are exposed when facing special cable. The ordinary cable stranding machine usually has limitations in stranding accuracy, speed and adaptability to special materials. At the same time, there is a problem that the stranding tightness between the cables cannot be adjusted in the traditional stranding process, and the surface of the cable may have contaminants such as oil stains and dust due to long-term storage, which will affect the stranding tightness and the conductivity of the cable, therefore, it is urgent to improve a special cable stranding machine to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a special cable stranding machine to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a special cable stranding machine, comprising a wire reel, a rotating shaft is fixedly installed at the middle position of the wire reel, a tension adjusting device is movably installed on the rotating shaft, the rotating shaft is movably installed on a mounting frame, and a wire distribution reel is fixedly installed at the end of the rotating shaft.

[0007] Preferably, the wire reel is provided with four adjusting grooves, the adjusting head is movably installed in the adjusting groove, the threads at both ends of the screw rod are opposite, the screw rod is crosswise movably installed in the wire reel, and the screw rods are staggered with each other and rotate respectively without affecting the movement of the other screw rod.

[0008] Preferably, the chute is internally provided with a limiting groove, a sliding block is movably installed in the limiting groove, and the sliding block is movably installed on the screw through threads.

[0009] Preferably, a supporting shaft is fixedly installed in the middle of the sliding block, a thread is arranged at the left end of the supporting shaft, a locking nut is movably installed on the supporting shaft through threads, and the sliding block can freely slide under the action of the screw when the locking nut is in a loosened state.

[0010] Preferably, the transmission mechanism comprises a wire reel, a driven shaft is fixedly installed at the left center of the wire reel, a driven wheel is fixedly installed on the driven shaft, and the driven shaft is movably installed on the wire reel frame.

[0011] Preferably, a motor is fixedly installed on the left side of the wire reel frame, a driving wheel is fixedly installed on the output shaft of the motor, and the driving wheel and the driven wheel are connected through a belt transmission.

[0012] Preferably, the cleaning mechanism comprises a wire reel and a wire dividing reel, four groups of connecting rods are movably installed on the wire reel through connecting pieces, the other ends of the connecting rods are movably installed on tension wheels, four groups of notches are arranged on the tension wheels, two groups of fixed shafts are fixedly installed between the notches, cleaning rollers are movably installed on the fixed shafts, cleaning brushes are fixedly installed on the cleaning rollers, the material of the brushes is selected according to the material of the twisted wire and the properties of the pollutants, for example, for removing dust on the surface of metal twisted wires, pig bristle brushes can be used, for removing oil stains on the surface of plastic twisted wires, nylon brushes can be used, and a wire dividing hole is arranged on the wire dividing reel.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The special cable twisting machine adjusts the position of the sliding block through the screw, adjusts the position of the supporting shaft, adjusts different shaft spacing ratios, adapts to different twisting processes, the bending degree of the cable wire is relatively small at the long shaft position, and the bending degree is relatively large at the short shaft position. The difference will cause more complex interaction of the cable wire in the twisting process, the uneven tension change will make the cable wire closely adhere to each other, compared with the traditional technology, since the distance of each point to the center is equal, the generated tension is relatively uniform, in some cases, the cable wire may not reach the close twisting effect, and through the adjustable design, the twisting is more close.

[0015] 2. The special cable twisting machine removes dust, oil stains and impurities on the surface of the twisted wire through the design of the cleaning mechanism. If these pollutants enter the twisting machine, they may be mixed between the cable wires in the twisting process, which affects the close degree of the twisting and the conductivity of the cable. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a three-dimensional schematic view of the present application;

[0017] Figure 2 is a schematic view of the adjusting mechanism structure of the present application;

[0018] Figure 3 is a partial sectional view of the adjusting mechanism of the present application;

[0019] Figure 4 is a local enlarged schematic view of the present application;

[0020] Figure 5 is a schematic view of the cleaning mechanism of the present application.

[0021] In the figure: 1 wire reel, 2 tension adjusting device, 3 rotating shaft, 4 mounting frame one, 5 wire dividing reel, 6 driven wheel, 7 belt, 8 driving wheel, 9 motor, 10 wire paying-off stand, 201 sliding groove, 202 screw rod, 203 locking nut, 204 driven shaft, 205 adjusting groove, 206 adjusting head, 207 adjusting hole, 208 limiting groove, 209 supporting shaft, 210 sliding block, 301 connecting rod, 302 tension wheel, 303 notch, 304 fixed shaft, 305 cleaning roller, 306 wire dividing hole. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely 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, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Embodiment one:

[0024] Based on the existing conventional technology, the cable installation position is fixed, the distance from each point to the center is equal, and the tension generated in the stranding process is relatively uniform, which cannot make the stranding of the cable more compact. Please refer to Figures 1-4 The present application provides a technical solution: a special cable stranding machine, which is provided with an adjusting mechanism. The adjusting mechanism comprises a wire reel 1, four groups of sliding grooves 201 are uniformly arranged on the wire reel 1, screw rods 202 are movably installed in the sliding grooves 201, adjusting heads 206 are fixedly installed at both ends of the screw rods 202, and adjusting holes 207 are arranged on the adjusting heads 206.

[0025] The wire reel 1 is provided with four groups of adjusting grooves 205, and the adjusting heads 206 are movably installed in the adjusting grooves 205. The threads on the two ends of the screw rod 202 are opposite, and the screw rod 202 is movably installed in the wire reel 1 in a cross shape. The screw rods 202 are staggered with each other and rotate independently without affecting the movement of the other screw rod.

[0026] The sliding groove 201 is provided with a limiting groove 208, and the sliding block 210 is movably installed in the limiting groove 208. The sliding block 210 is movably installed on the screw rod 202 through threads.

[0027] The sliding block 210 is movably installed on the screw rod 202 through threads.

[0028] The transmission mechanism includes the wire reel 1, and the wire reel 1 is movably installed on the wire reel 1.

[0029] The wire reel 1 is movably installed on the wire reel 1.

[0030] The wire reel 1 is movably installed on the wire reel 1.

[0031] Example two:

[0032] On the basis of example one, the surface of the cable may have impurities such as oil stains and dust during storage. If these impurities are not cleaned, they may be trapped between the cable wires during the twisting process, thereby affecting the tightness of the twisting and the conductivity of the cable. Therefore, the device is also provided with a cleaning mechanism, please refer to Figure 5The utility model provides a technical scheme: a special cable stranding machine, the cleaning mechanism includes the wire reel 1, the wire reel 5, the middle position of wire reel 1 is movably installed four groups of connecting rods 301 through connecting piece, the other end of connecting rod 301 is movably installed on the tension wheel 302, be equipped with four groups of notches 303 on the tension wheel 302, be fixedly installed two groups of fixed shafts 304 between notches 303, the fixed shaft 304 is movably installed the cleaning roller 305, the cleaning roller 305 is fixedly installed the cleaning brush, the material quality of brush is selected according to the material quality of stranding and the nature of pollutant, for example for the dust of the surface of metal stranding, can use pig bristle brush, for the dirt of the surface of plastic stranding, can use nylon brush, be equipped with the wire hole 306 on the wire reel 5.

[0033] Make cable pass through between cleaning roller 305, pass through wire hole 306, clean the surface of cable through the cleaning brush of setting on cleaning roller 305 in the stranding process, avoid the pollutant to enter stranding machine, be mixed in the cable wire, and then influence the close degree of stranding and the conductivity of cable etc.

[0034] It should be noted that in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. A special cable stranding machine comprising a wire reel (1), characterized in that: The middle position of the wire coil (1) is fixedly installed with a rotating shaft (3), the rotating shaft (3) is movably installed with a tension adjusting device (2), the rotating shaft (3) is movably installed on a mounting frame (4), and the end of the rotating shaft (3) is fixedly installed with a wire distribution coil (5). The special cable stranding machine comprises an adjusting mechanism, a transmission mechanism and a cleaning mechanism, the adjusting mechanism comprises a wire coil (1), four groups of sliding grooves (201) are uniformly arranged on the wire coil (1), a screw rod (202) is movably installed in the sliding groove (201), and adjusting heads (206) are fixedly installed at the two ends of the screw rod (202).

2. A special cable stranding machine according to claim 1, characterized in that: The wire coil (1) is provided with four groups of adjusting grooves (205), the adjusting head (206) is movably installed in the adjusting groove (205), the threads at the two ends of the screw rod (202) are opposite, the screw rod (202) is cross-shaped and movably installed in the wire coil (1), and the screw rods (202) are staggered with each other and rotate respectively, so that the movement of the other screw rod is not affected.

3. A special cable stranding machine according to claim 2, characterized in that: A limiting groove (208) is arranged in the sliding groove (201), a sliding block (210) is movably installed in the limiting groove (208), and the sliding block (210) is movably installed on the screw rod (202) through threads.

4. A special cable stranding machine according to claim 3, characterized in that: A supporting shaft (209) is fixedly installed in the middle of the sliding block (210), a thread is arranged at the left end of the supporting shaft (209), a locking nut (203) is movably installed on the supporting shaft (209) through threads, and the sliding block (210) can freely slide under the action of the screw rod (202) when the locking nut (203) is in a loosened state.

5. A special cable stranding machine according to claim 4, characterized in that: The transmission mechanism comprises a wire coil (1), a driven shaft (204) is fixedly installed at the left center position of the wire coil (1), a driven wheel (6) is fixedly installed on the driven shaft (204), and the driven shaft (204) is movably installed on a wire paying-off rack (10).

6. A special cable stranding machine according to claim 5, characterized in that: A motor (9) is fixedly installed on the left side of the wire paying-off rack (10), a driving wheel (8) is fixedly installed on the output shaft of the motor (9), and the driving wheel (8) and the driven wheel (6) are drivingly connected through a belt (7).

7. A special cable stranding machine according to claim 6, characterized in that: The cleaning mechanism comprises a wire coil (1) and a wire distribution coil (5), four groups of connecting rods (301) are movably installed on the wire coil (1) through connecting pieces, the other ends of the connecting rods (301) are movably installed on tension wheels (302), four groups of notches (303) are arranged on the tension wheels (302), two groups of fixed shafts (304) are fixedly installed between the notches (303), cleaning rollers (305) are movably installed on the fixed shafts (304), cleaning brushes are fixedly installed on the cleaning rollers (305), the materials of the brushes are selected according to the materials of the stranding wires and the properties of the pollutants, for example, pig bristle brushes can be used to remove dust on the surface of metal stranding wires, and nylon brushes can be used to remove oil stains on the surface of plastic stranding wires, and a wire distribution hole (306) is arranged on the wire distribution coil (5).

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