378 results about "Wire twister" patented technology

According to the control method of the high-speed stranding machine provided by the invention, abundant data support is provided for comprehensively and accurately analyzing wire diameter change reasons by acquiring stranded wire cross-section image data, stranded wire surface temperature data and real-time rotating speed of the stranding machine corresponding to the high-speed stranding machine in real time and a real-time tension value acquired by a tension sensor. And carrying out wire diameter measurement by adopting the cross section image data of the stranded wire to generate a real-time wire diameter measurement value. A real-time wire diameter measurement value is dynamically compared with a preset standard value, a deviation coefficient is generated, and a clear adjustment signal is provided through the deviation coefficient. And according to the deviation coefficient, dynamically adjusting a stranding parameter of the high-speed stranding machine to generate a target stranding parameter, and the step can respond to the change of the wire diameter in real time. And real-time compensation control is carried out on the high-speed stranding machine through the closed-loop feedback system according to the target stranding parameters, deviation is corrected in time, and it is ensured that the wire diameter is always kept within an allowable range.

The invention discloses an electric wire and cable copper wire stranding machine, and belongs to the technical field of copper wire stranding, the electric wire and cable copper wire stranding machine comprises a rack, a winding mechanism used for winding a stranded copper wire is assembled on the rack, a material rack unit is assembled on one side, far away from the winding mechanism, of the rack, the material rack unit comprises a shaft rod installed in a first bearing seat, and an installation disc is assembled on the shaft rod; a material frame is inserted into the mounting disc by forming an inserting groove, and a driving piece is assembled at one end of the shaft rod; through the arrangement of the anti-loosening unit and the stranded wire guide frame, the rotating pay-off barrel drives the extending frame through the moving unit to push the rolling shaft to be attached to a copper wire in real time in the stranding process, so that no matter what degree the pay-off is achieved, the rolling shaft can always apply tension to the wire outlet end of the copper wire, the copper wire is kept in tension, and the copper wire is prevented from being loosened. The stranding machine is simple in structure and convenient to use, the loosening condition along with the increase of the paying-off time is avoided, the loosening condition of the stranded wire is avoided, the quality of the stranded wire is ensured, and the risk of increasing the fault of the stranding machine is avoided.

The invention discloses a cable stranding device and method, and belongs to the technical field of cable stranding, the cable stranding device comprises a stranding mechanism used for winding a stranded wire on the outer side of a cable, and the stranding mechanism is provided with a pressing mechanism used for pressing the stranded wire on the cable and a polishing mechanism used for polishing the stranded wire; the wire stranding mechanism can drive an internal thread cylinder and a sliding block to slide inwards and outwards along a winding disc by adjusting rotation of a motor, so that the position of a guide ring is adjusted, the angle and tightness of a stranded wire wound outside a cable are adjusted, and adaptability is good; the grinding mechanism can comprehensively grind a stranded wire pulled out of the stranded wire winding drum, and the winding quality of the stranded wire is improved; according to the pressing mechanism, a stranded wire and a cable are pressed for the first time through a stranding block and an inner sliding rod, then the stranded wire is pressed on the cable for the second time through an inclined pressing wheel, and the pressing effect is good.

The invention discloses a multi-core wire stranding and wrapping machine which comprises a center line pay-off machine, a multi-core wire stranding machine, a wrapping device and a take-up machine which are arranged in sequence. The center line pay-off machine releases a center line to the multi-core wire stranding machine, and the multi-core wire stranding machine releases a plurality of core wires and stranded the core wires and the center line to form a stranded wire; a wrapping tape is placed out of the wrapping package, the twisted wire is wrapped to form a cable, and the cable is taken up by a take-up machine; the multi-core-wire stranding machine comprises a rack, a rotating support, a rotating shaft, a driving mechanism and at least two constant-tension pay-off devices. The constant-tension pay-off device is arranged on the rotating bracket; the rotating bracket is coaxially fixed on the rotating shaft; the driving mechanism drives the rotating shaft and the rotating support to rotate, so that the core wire and the center wire are twisted. The core wire pay-off tension of the stranding machine can be automatically controlled, so that the tension and the linear speed of a cable are kept constant, digital and intelligent production is realized, and the production efficiency and the quality of the cable are effectively improved.

The invention relates to the technical field of cable stranding and winding, and discloses a high-speed stranding machine for cable production and a stranding method.The high-speed stranding machine comprises a stranding disc, a braiding machine and a take-up rack, a butt joint assembly is arranged outside the take-up rack and comprises a transverse plate installed on the side edge of the take-up rack, and an extension plate is arranged outside the transverse plate; a reciprocating assembly is arranged at the end, away from the transverse plate, of the extending plate and comprises a reciprocating screw rotationally connected to the lower portion of the outer surface of the extending plate, a frame is movably connected to the outer surface of the reciprocating screw, and a guide ring is arranged in the frame. When the cable is wound, the cable penetrates through the frame guide ring and then is fixed to the winding shaft, the belt wheel transmission part transmits rotation of the transmission rod to the reciprocating screw rod, so that the reciprocating screw rod drives the frame to do reciprocating linear motion and drives the cable to synchronously move, compact and regular arrangement of the cable on the surface of the winding shaft is achieved, and the problem of uneven distribution of traditional winding is solved; manual intervention is not needed, and uniformity and attractiveness are guaranteed.

The utility model relates to the technical field of magnetic ring winding and stranding, and discloses a multi-station rotary table stranding mechanism which comprises a base, a rotary table is arranged above the base, a rotary motor is arranged on the base, the rotary table is connected to the output end of the rotary motor through a rotary main shaft, and the rotary table is connected to the output end of the rotary motor. A clamping and positioning jig is arranged on each station arm on the rotating table, the base is provided with a wire bonding rod assembly, a twisted wire assembly and a photographing and detecting assembly corresponding to the clamping and positioning jigs, and each clamping and positioning jig comprises a magnetic ring fixing seat and a wire clamping block arranged on the side of the magnetic ring fixing seat. The magnetic ring fixing base clamps and positions a magnetic ring, the wire bonding rod assembly and the wire clamping block are matched to place a needed coil on the clamping and positioning jig for wire clamping, and then the remaining coil is twisted through the twisted wire twisting assembly.

The present invention provides a tubular stranding machine, belonging to the technical field of cable stranding machines, including a tube cage, a reel frame, a reel and a driving assembly, a counterweight mechanism is provided on the reel frame, and the counterweight mechanism includes a mounting shaft, a connecting plate and a counterweight assembly; a sliding rod is fixedly connected to the end of the connecting plate; the counterweight assembly includes a slide plate, a connecting rod hinged to the end of the sliding rod, a support rod fixedly connected to the connecting rod and located on one side of the reel, a counterweight sleeve sleeved between two support rods located on the same side of the reel and capable of contacting the edge of the reel, and a spring is connected between the two support rods; the slide plate is perpendicular to the connecting plate and a slide groove is obliquely provided on the slide plate and can allow the slide rod to pass through. The present invention can reduce the swing of the reel frame by setting the counterweight mechanism, and the reel can be driven to move during the movement of the counterweight sleeve, which is conducive to the counterweight sleeve driving the reel to be centered and improving the uniformity of the reel pay-off.

The invention relates to the technical field of stranding machines, and discloses a high-precision six-head arch stranding machine tension intelligent control system which comprises a passive pay-off rack, a main machine, a wire concentration seat, a single-head center taping machine, a tape storage rack, a leading machine and a shaft row type take-up machine. The wire outlet end of the driven pay-off rack, the wire stranding wheel set of the main machine and the wire inlet end of the shaft row type take-up machine are respectively installed on the wire outlet end of the driven pay-off rack and the wire stranding wheel set of the main machine; the controller is electrically connected with the tension sensor group, and a tension control algorithm is built in the controller; and the executing mechanism is electrically connected with the controller and comprises a pay-off driving motor arranged on the passive pay-off rack. In the invention, the tension sensor groups are respectively arranged at the wire outlet end of the passive pay-off rack, so that the problems that the traditional stranding machine depends on a manually adjusted or fixed gravity structure, so that the tension control precision is low, and the slight change of the tension in the stranding process is difficult to cope with are solved.

The invention discloses a high-speed copper wire stranding machine with balanced tension, and relates to the technical field of stranding machines, the high-speed copper wire stranding machine comprises a stranding disc, the inner side of the stranding disc is connected with a plurality of groups of tension balancing mechanisms corresponding to clamping mechanisms, and each tension balancing mechanism comprises an elastic sliding plate which is located in the stranding disc and elastically connected through a spring support. Self-adaptive tension balance adjustment is achieved through a mechanical structure, electronic element damage caused by mechanical vibration, dust, humidity and other complex environmental factors is avoided, the equipment maintenance frequency is reduced, the operation cost is reduced, the labor burden of workers is relieved, long-term stable operation of equipment is guaranteed, and the equipment safety is improved. The tension balance mechanism can automatically adjust the tension according to the pay-off degree of the copper wire wheel, in the pay-off process of the copper wire wheel, it is ensured that the extrusion roll shaft is attached to the copper wire all the time, by means of the synergistic effect of the spring frame and the tension wheel, the tension degree of the copper wire in different pay-off processes is kept consistent, the copper wire is effectively prevented from loosening or breaking, and the twisting quality is improved.

The utility model discloses a feeding structure of a stranding machine, which comprises a base, a mounting plate is arranged on the base, a transverse plate is mounted at the top end of the mounting plate, a mounting column is mounted on the mounting plate, and a wire roller is rotatably inserted on the mounting column; the utility model has the advantages of reasonable structure and novel design, and solves the technical problems of unstable tension of core wire conveying caused by instability of a wire roller due to shaking of a core wire, core wire breakage caused by tightening of the core wire when the tension is too large, non-uniform wire stranding caused by loosening of the core wire when the tension is too small, and serious influence on the working efficiency of a stranding machine. According to the feeding structure of the stranding machine, the use efficiency of the feeding structure of the stranding machine is improved, the core wire is prevented from shaking greatly, and the wire roller is stabilized, so that the conveying tension of the core wire is stable, the defects of core wire breakage and core wire looseness are avoided, and the normal working efficiency of the stranding machine is ensured.

The invention provides a stranding machine for cable manufacturing, and relates to the technical field of cable manufacturing, the stranding machine comprises a pay-off module, a stranding module and a wire outgoing module, the pay-off module comprises a rack, a fixed plate is fixed on the rack, a driving motor is installed on one side of the fixed plate, a rotatable rotating plate is arranged on the other side of the fixed plate, and the driving motor is connected with the driving motor. And an output shaft of the driving motor is connected with a rotating plate, and a plurality of pay-off assemblies are arranged on the rotating plate. An elastic clamping structure of the lock rod and the inserting groove is used for replacing traditional screw fixation, during disassembly, only the position of the sliding plate needs to be adjusted, the push rod is matched with the sliding plate, the lock rod is driven to contract through the connecting rod, the wheel shaft automatically falls off under the gravity effect, reverse operation is carried out during installation, manual contact with the lock rod is not needed in the whole process, and rapid disassembly of the multiple winding rollers is achieved; the mode does not need tools, is convenient and fast, obviously shortens the shutdown time of the machine due to replacement of the winding roller, and ensures the working efficiency of the device.

The utility model discloses a single-arm stranding machine. The single-arm stranding machine comprises a fixed base, a balance disc mechanism and a wire coil mechanism. And the balance disc mechanism is arranged on the left side of the fixed base. The balance disc mechanism is provided with a balance disc motor, a balance disc transverse shaft and a rotary balance disc. And the wire coil mechanism is arranged on the right side of the fixed base. The wire coil mechanism is provided with a wire coil motor, a wire coil transverse shaft and a rotating wire coil. Two balance disc arms are fixed to the right end face of the rotary balance disc. The two balance disc arms are symmetrically arranged on the outer edge of the rotary balance disc. During wire twisting operation, only one balance disc arm is used for wire twisting, and a cable is wound to the rotary wire coil after steering through an arm guide wheel of the balance disc arm device. The beneficial effects of the utility model are that the whole structure of the stranding machine is relatively simple and the rotating speed is fast.

The invention belongs to the technical field of stranding machines, and particularly relates to a multi-station cable stranding machine capable of synchronously stranding wire cores, which comprises a base, the top of the base is rotationally connected with a driving pipe; the two ends of the driving pipe are fixedly connected with baffles. Four evenly-arranged supporting frames are fixedly connected between the two baffles. The side, away from the supporting frame, of one baffle is fixedly connected with a wire distributing disc. The side, away from the driving pipe, of the supporting frame is fixedly connected with a plurality of evenly-arranged inserting pipes in a sliding mode. One side of the base is slidably connected with a pair of symmetrically-arranged moving seats, through cooperation of the moving seats, the rotating frames, the fixed plates and the moving plates, reels at multiple stations between the paired supporting plates are synchronously replaced, the replacement time of the reels can be effectively shortened, and then the production efficiency is improved; and meanwhile, feeding and discharging are both completed through cooperation of a movable base, a rotating frame, a fixed plate and a movable plate, the manual operation amount of a user can be reduced, and the operation difficulty of the user is lowered.

The utility model relates to the field of tubular stranding machines, in particular to an adjustable tubular stranding machine, which comprises a bottom plate, a threading assembly fixed on the surface of the bottom plate, a take-up assembly fixed on the surface of the top of the bottom plate, the threading assembly comprises a fixed cylinder fixed on the surface of the top of the bottom plate, and a sleeve fixed on the side surface of the fixed cylinder. An L-shaped groove is formed in the surface of the sleeve, a first spring is arranged in the surface of the sleeve in a sleeved mode, a protruding column is movably connected into the sleeve, a sliding column is fixed to the surface of the protruding column, a connecting frame is arranged in the fixed barrel, a threading disc is fixed to the surface of the connecting frame, a bearing is fixed to the side surface of the threading disc, and an annular column is fixedly installed in the bearing. A connecting disc is fixed to the surface of the annular column. The sleeve and the protruding column are arranged in the threading assembly, the protruding column can be separated from the connecting frame by sliding the protruding column, the connecting frame can be separated by sliding the connecting frame, and therefore the connecting frame and the threading disc can be separated from the bottom plate conveniently, and the threading disc can be detached and replaced conveniently.

The utility model discloses a stranding mechanism for cable forming, which comprises a substrate, one end of the top of the substrate is provided with a branching disc and a stranding disc used for cable forming, the other end of the top of the substrate is provided with a wire disc, and the middle of the wire disc is provided with a wire hole used for guiding and conveying a formed cable; a plurality of abutting rollers which are distributed in an annular mode are arranged in the wire guide hole, and an adjusting piece used for driving the abutting rollers to gather together is arranged on the wire guide disc and used for pressing and fastening a formed cable. The wire distributing disc, the wire twisting disc and the wire guiding disc are coaxially distributed, the wire twisting disc is located between the wire distributing disc and the wire guiding disc, and a plurality of wire guiding lantern rings with the same number are evenly distributed on the circumferential face of the wire distributing disc and the circumferential face of the wire twisting disc. According to the utility model, a twisted cable can be pressed tightly, so that the cable can be twisted more firmly, the phenomenon that the overall performance is influenced due to loosening of a plurality of strands of conductors of the cable is avoided, the twisting effect of the cable is improved, and the cable twisting device is suitable for twisting processing of cables with different sizes.

The utility model relates to the technical field of wire harness production, in particular to a wire harness stranding machine which comprises an installation platform and a stranding machine main body fixedly installed on one side of the installation platform, and further comprises a winding assembly. The winding assembly comprises a guide rail frame, a mounting frame, a rotating disc, a take-up barrel shaft, an elastic buckle, a driving component, a matching component and a guiding component. The guide rail frame is fixedly connected with the mounting platform, the mounting frame is slidably connected with the guide rail frame, the rotating disc is rotatably connected with the mounting frame, the take-up barrel shaft is connected with the rotating disc through the matching component, the elastic buckle is fixedly connected with the take-up barrel shaft, the driving component is connected with the mounting frame, the matching component is connected with the rotating disc, and the guiding component is connected with the stranding machine body. According to the device, the collection roller for collecting the wire harness can be automatically replaced through the arranged components, wire harness twisting production does not need to be stopped when the collection roller is replaced, and the overall production efficiency is higher.

The utility model relates to the field of copper wire production, and provides a multi-strand copper wire full-automatic stranding device. The multi-strand copper wire full-automatic stranding device comprises a base; the wire twisting mechanism is arranged on the base and is used for twisting a plurality of strands of copper wires together; the clamping mechanism is arranged below the wire twisting mechanism and used for clamping the wire coil from the two sides to the center; the pushing mechanism is used for transporting the wire coil to the center of the clamping mechanism; the pushing mechanism is provided with a moving part which is arranged between the clamping mechanisms and is used for driving the wire coil to be close to or far away from the clamping mechanisms; the lifting part is arranged on the moving part and used for driving the wire coil to move up and down; the loading part is arranged on the lifting part and is used for loading a wire coil; and the limiting mechanisms are arranged on the two sides of the pushing mechanism and used for positioning the wire coil and enabling the clamping mechanism to accurately clamp the wire coil. According to the equipment, through cooperation of the pushing mechanism and the limiting mechanism, automatic coil feeding and discharging are achieved, the labor intensity of workers is reduced, and the labor cost is saved.

The invention discloses an active pay-off control system of a tubular stranding machine, belongs to the field of tubular stranding machines, relates to an active pay-off control technology, and aims to solve the problems that the single-wire pay-off tension of a wire coil of an existing original tubular stranding machine cannot be actively controlled and the control precision is lower than that of servo control when the single-wire pay-off tension of the wire coil is controlled through a hysteresis brake. And the tension control is realized through PID (Proportion Integration Differentiation) adjustment in the servo driver, so that the purpose of quickly adjusting the tension is achieved through quick response. In equipment production, according to real-time linear speed feedforward, through tension fluctuation fed back by a tension sensor, internal speed mode control of a servo driver and internal precise coil diameter calculation of the servo driver, PID adjustment is carried out on the feedforward linear speed, the rotating speed of the pay-off rack is rapidly adjusted, the pay-off rack is made to run in time along with the speed of a feedforward line, and the pay-off rack is made to run in time. And the more accurate control of the single-wire pay-off tension of the wire coil is realized.

The application discloses a cable stranding device and a method thereof, and belongs to the technical field of cable stranding, which comprises a stranding mechanism for winding a stranding wire on the outside of a cable, a pressing mechanism arranged on the stranding mechanism and used for pressing the stranding wire on the cable, and a polishing mechanism used for polishing the stranding wire; the stranding mechanism is capable of being adjusted by rotating a motor, so as to drive an inner thread cylinder and a sliding block to slide along the inside and outside of a winding disc, thereby adjusting the position of a guide ring, and adjusting the angle and tightness of the stranding wire wound on the outside of the cable, and the application has good adaptability; the polishing mechanism is capable of polishing the stranding wire drawn out of the stranding drum comprehensively, and improves the winding quality of the stranding wire; the pressing mechanism is capable of firstly pressing the stranding wire and the cable through a stranding block and an inner sliding rod, and then secondly pressing the stranding wire on the cable through an inclined pressing wheel, and has good pressing effect.

The invention belongs to the technical field of cable processing, and particularly relates to a cable for automatic electrical engineering and cable processing equipment. The cable stranding machine comprises a machine base. A shaft seat is fixedly mounted on the base; a pay-off wheel is rotationally mounted on the shaft seat; a driving wheel is rotationally mounted on the machine base below the pay-off wheel, and the driving wheel is used for driving the pay-off wheel to rotate; pay-off racks which are uniformly arranged are fixedly mounted on the pay-off wheel, and wire cores are wound on the pay-off racks; a plurality of first guide rods are fixedly connected to the pay-off wheel, and a stranding mechanism is fixedly mounted on the other sides of the first guide rods; the left side of the wire stranding mechanism is provided with a wire stranding die on the machine base, and the wire stranding die is used for stranding a plurality of wire cores into a cable. According to the invention, by arranging the wire stranding mechanism, the tension of a plurality of wire cores can be ensured to be relatively consistent when the plurality of wire cores enter the wire stranding die, so that the situation that a stranded cable is loose is avoided.

This invention relates to the field of power cable technology, specifically disclosing a production equipment and method for medium-voltage cross-linked power cables. The equipment includes a six-coil stranding coil and a take-up reel. A central shaft is fixedly installed at the center of the six-coil stranding coil. A drive motor is fixedly connected to one end of the central shaft, and an operating shaft is fixedly connected to the other end. The diameter of the operating shaft is smaller than that of the central shaft. A stranding machine is fixedly installed on a frame on the side of the operating shaft away from the six-coil stranding coil. A take-up reel is rotatably installed on a frame on the side of the stranding machine. A take-up motor is fixedly connected to the shaft of the take-up reel, and finished cables are wound on the take-up reel. An adjusting ring is fixedly installed on the side of the operating shaft closest to the central shaft. Six mounting slots are evenly spaced on the adjusting ring, and adjusting mechanisms are installed in the mounting slots. The adjusting mechanism and the emergency mechanism work together to ensure that the remaining copper wires can be braked in time, preventing missing wires in the finished cable and improving the quality monitoring effect of copper wire stranding.

The application provides a stranding machine for cable manufacturing, and relates to the technical field of cable manufacturing.The stranding machine comprises a pay-off module, a stranding module and a wire outlet module.The pay-off module comprises a rack, a fixed plate is fixed on the rack, a drive motor is installed on one side of the fixed plate, a rotatable rotating plate is arranged on the other side of the fixed plate, an output shaft of the drive motor is connected with the rotating plate, and a plurality of pay-off assemblies are arranged on the rotating plate.The elastic clamping structure of the lock rod and the slot is used to replace the traditional screw fixation, when disassembling, only the position of the sliding plate needs to be adjusted, the push rod is matched with the sliding plate, the lock rod is driven to shrink through the connecting rod, the axle is automatically separated under the action of gravity, and reverse operation can be performed during installation, manual contact with the lock rod is not needed during the whole process, the plurality of winding rollers can be quickly disassembled, the method does not need tools, is convenient and fast, the downtime of the machine due to the replacement of the winding rollers is significantly shortened, and the working efficiency of the device is ensured.

The utility model discloses a cabling stranding machine for cable production, which comprises a bottom plate, the upper middle part of the bottom plate is provided with a fixing ring, the middle part and the right side of the upper end of the bottom plate are respectively provided with a support plate I and a support plate II, and a rotating wheel I, a rotating wheel II, a guide disc and a rotating shaft are sequentially arranged between the support plate I and the support plate II from left to right. Uniformly-distributed penetrating holes are formed in the edges of the first rotating wheel, the second rotating wheel and the guide disc correspondingly, a portal frame is arranged at the left end of the bottom plate, rotating columns are arranged on the inner side faces of the portal frame correspondingly, fixing blocks are arranged in the rotating columns correspondingly, and a winding barrel is arranged between the fixing blocks. The auxiliary coil unloading mechanism comprises a sliding groove, a sliding plate, a supporting block, a lifting block, a guide groove and a rubber strip, when the cabling and stranding machine for cable production is used for cabling and stranding a cable, other tools are not needed to lift the cable collecting cylinder, workers are assisted in coil unloading, the use of manpower and time is reduced, and the production efficiency of the cable is improved.

The invention discloses a stranding device and method for cable production, and belongs to the technical field of cable production. A wire twisting device for cable production comprises a base, the two ends of the base are rotationally connected with a rotating ring and a rotating disc respectively, a plurality of rotatable rotating frames are arranged on the inner side of the rotating ring, a plurality of containing grooves are formed in the surface of any rotating frame, and supporting plates corresponding to the containing grooves in position are fixedly installed on the surfaces of the rotating frames. An inserting shaft is arranged on the surface of any supporting plate. According to the stranding device for cable production, compared with a traditional metal winding roll which is placed on the same horizontal plane and the rotating stand rotates, the metal winding rolls are not located on the same horizontal plane, layering of metal wires is achieved on the rotating stand through the multiple metal winding rolls, in the cable production process, the problem that the metal wires are wound between wire arrangement holes and the metal winding rolls is solved, and the production efficiency is improved. The cable production quality of the stranding device is improved, and the cable production efficiency of the stranding mechanism is further improved.

The utility model discloses a cable stranding machine, which belongs to the technical field of stranding machines and comprises a fixing seat and a stranding device. The fixing plate and the mounting plate are respectively arranged at two ends of the top of the fixing seat; the wire twister is mounted at the top of the mounting plate; the driving box is installed at the top of the fixing plate, the output end of the driving box is connected with a wire twisting frame, the surface of the wire twisting frame is connected with an assembly cylinder, and the outer side of the assembly cylinder is connected with a positioning rod on the surface of the wire twisting frame; the transmission rod is rotationally installed in the assembling cylinder, and the anti-disengaging assembly is arranged on the surface of the transmission rod and used for fixing a wire coil on the surface of the assembling cylinder; the locking assembly is arranged in the assembling cylinder and used for locking and positioning the transmission rod; according to the utility model, the wire coil can be conveniently and rapidly assembled and replaced, the structure is simple, the operation is convenient, the efficiency of replacing the wire coil is further improved, and after the cable is twisted and woven, the cable is compacted, so that the cable is prevented from being scattered in the winding process.

The utility model discloses a rotary traction stranding machine, which comprises a rack, a rotary bracket, a first leading wheel, a second leading wheel, a first driving mechanism and a second driving mechanism, the rotating bracket is rotationally arranged on the rack around the central shaft of the rotating bracket; the first leading wheel and the second leading wheel are sequentially pivoted to the rotating bracket; the first driving mechanism drives the first leading wheel to rotate; the second driving mechanism drives the rotating support to rotate. The rotating support comprises a first main shaft, a first supporting disc, a second main shaft, a second supporting disc, a pair of upper supporting shafts and a pair of lower supporting shafts. The first supporting disc is fixed to the first main shaft, the second supporting disc is fixed to the second main shaft, the pair of upper supporting shafts is fixed between the first supporting disc and the second supporting disc, and the pair of lower supporting shafts is fixed between the first supporting disc and the second supporting disc. A fixing clamp is arranged between the upper supporting shaft and the lower supporting shaft which are located on the same side. The rotating shaft has the advantages of being high in concentricity, stable in rotation and long in service life.

The utility model discloses a wire twisting machine for processing a copper core crosslinked polyethylene insulating sheath power cable, and relates to the field of wire twisting machines. The wire twister for processing the copper core crosslinked polyethylene insulating sheath power cable comprises a wire twister body, a lower mounting plate is arranged outside the wire twister body, a mounting mechanism is arranged outside the lower mounting plate, the mounting mechanism comprises a supporting rod which is movably arranged in the lower mounting plate, and the supporting rod is used for mounting a wire winding drum. The movable plate is movably arranged outside the lower mounting plate, the supporting rod is mounted in the movable plate and used for driving the supporting rod to move and be fixed, the fixing block is inserted into the supporting rod, the fixing block is arranged above the lower mounting plate, and the fixing block is used for fixing the position of the supporting rod. According to the wire twisting machine for processing the copper core cross-linked polyethylene insulating sheath power cable, the wire barrel can be conveniently disassembled by moving the positions of the multiple sets of supporting rods, and meanwhile the top ends of all the supporting rods are fixed by moving the fixing blocks.

The utility model discloses a multicore wire stranding machine, including frame, swivel support, rotation axis, drive mechanism and at least two constant tension pay -off device, constant tension pay -off device sets up in swivel support and gives out core wire, drive mechanism drives rotation axis and swivel support rotation, constant tension pay -off device includes frame and sets up in the pay -off reel of frame, pay -off servo motor, gyro wheel, flexible connecting piece, rotation servo motor, tension take -up wheel, displacement detection subassembly and servo controller, and the output of pay -off servo motor is connected with the pivot of pay -off reel, and gyro wheel is linearly movably arranged in the frame, the output shaft of rotation servo motor is connected with tension take -up wheel, and displacement detection subassembly detects the rotation angle of the output shaft of rotation servo motor or detects the displacement of gyro wheel. The utility model can automatically control the tension of the core wire pay -off of stranding machine, makes the tension and line speed of cable keep constant, realizes digitization and intelligent production, effectively improves production efficiency and the quality of cable.

The invention belongs to the technical field of stranding machines, and discloses a composite stranding high-speed stranding machine which comprises a base, a driving motor fixed on the base and a main shaft fixedly connected to an output shaft of the driving motor, the outer side face of the main shaft is fixedly sleeved with a mounting block, and the end face of the main shaft is fixedly connected with a wiring assembly. By utilizing the cleaning assembly installed in the connecting arm and cooperating with the intermittent pushing assembly and the hydraulic assembly which are arranged on the outer side, the intermittent pushing assembly intermittently pushes the hydraulic assembly in a reciprocating mode in the rotary wire twisting process, so that hydraulic pressure in the hydraulic assembly is intermittently increased, and the increased hydraulic pressure acts on the cleaning assembly; according to the wire stranding machine, the cleaning assembly is arranged, reciprocating rotation of the cleaning assembly is achieved, friction cleaning is conducted on the outer side face of the wire to be stranded penetrating through the cleaning assembly, dirt and impurities are removed, the quality of stranded wires is improved, residual impurities are prevented from being stranded in wire harnesses, actual cleaning operation is simple, automatic and continuous completion is achieved, and the use effect is good.

The invention relates to the technical field of cable production, in particular to a fire-resistant cable and a frame-type stranding machine for producing the fire-resistant cable, which comprises a frame body, a plurality of wire coils are detachably arranged on the frame body, the frame body comprises a plurality of circumferentially arranged mounting bins, a plurality of turning mechanisms are movably arranged in the mounting bins, and the turning mechanisms are used for winding copper wires on the wire coils to bend the copper wires. A plurality of driving mechanisms are fixedly arranged in the mounting bin and used for controlling the direction changing mechanism to move in the mounting bin so as to change the position of the direction changing mechanism. The direction changing mechanism is arranged in the mounting bin, the driving mechanism is used for controlling the winding rod to move, so that the bending angle of copper wires wound around the winding rod is changed, the winding rod can gradually move towards the side close to the wire outlet end when the copper wires on the wire coil are fewer and fewer through detection of the tension sensor, and the winding effect is improved. Therefore, the bending angle of the copper wire is increased, the lack of pay-off tension due to the reduction of the copper wire and the reduction of the diameter of the wire coil is compensated, the copper wire is prevented from loosening, and the quality of the stranded wire is improved.