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CN-122025293-A - Multi-core cable processing stranding equipment

CN122025293ACN 122025293 ACN122025293 ACN 122025293ACN-122025293-A

Abstract

The invention belongs to the technical field of cable processing, and discloses multi-core cable processing and twisting equipment, which comprises a workbench and a group of wire cores. According to the invention, through the cooperation of structures such as the tensioning mechanism and the like, when the wire core is released more, the bearing plate bears pressure to reduce, the numerical value acted on the pressure sensor is changed greatly, an alarm is given immediately, so that a worker is reminded of overhauling faults, the tension spring pulls the bearing plate to be folded upwards through the limiting cage and the metal rod and props up the wire core to restore to the same tightening state as other wire cores, the release distance of one wire core is shortened, the pressure applied to the bearing plate is increased, the pressure sensor monitors that the numerical value is changed too much, and meanwhile, the alarm is processed, so that the line production personnel quickly reacts to the fault condition, the metal rod descends at the same time, the missing wire core is made up, various adverse conditions such as uneven follow-up stranding are effectively prevented, the reaction time is reserved for overhauling, meanwhile, shutdown overhauling is avoided due to small problems, and the fault tolerance probability of the device is improved.

Inventors

  • ZHOU YI
  • ZHAO QI
  • LIU JINGJING

Assignees

  • 陕西秦力电力电缆制造有限公司

Dates

Publication Date
20260512
Application Date
20260408

Claims (10)

  1. 1. The multi-core cable processing stranding equipment comprises a workbench (1) and a group of cable cores (6) and is characterized in that a bearing mechanism (2) is arranged on the workbench (1), a group of buffer mechanisms (3) and tensioning mechanisms (4) are circumferentially and equidistantly arranged on the bearing mechanism (2), and a stranding mechanism (5) is arranged at the end part of the bearing mechanism (2); the tensioning mechanism (4) comprises a sleeve (41) fixedly arranged on the periphery of the bearing mechanism (2) and a bearing plate (46) hinged on the periphery of the bearing mechanism (2), and the bearing plate (46) is of an inclined design; The inner part of the sleeve (41) is axially and slidably clamped with a metal rod (42), the bottom of the metal rod (42) is slidably clamped with a limiting cage (44), the middle part of the limiting cage (44) is provided with a pressure sensor (45), and the limiting cage (44) is connected to the inner part of the sleeve (41) through a tension spring (43); The top of the metal rod (42) slides and is hinged to the bottom of the bearing plate (46); Each wire core (6) respectively passes through each buffer mechanism (3) and the bearing plate (46) and is finally connected into the twisting mechanism (5); the wire core (6) is released through the paying-off mechanism, and the twisted wire core (6) is connected to the winding mechanism.
  2. 2. The multi-core cable processing stranding device according to claim 1, wherein the bearing plate (46) comprises an upper die plate (461) and a lower die plate (462), the upper die plate (461) is connected with the lower die plate (462) through a set of bolts, after the upper die plate (461) and the lower die plate (462) are combined into a whole, the contact parts of the upper die plate (461) and the lower die plate (462) are respectively provided with a notch for penetrating a cable core (6), and the metal rod (42) is hinged and is in sliding clamping connection with the bottom of the upper die plate (461).
  3. 3. The multi-core cable processing stranding apparatus according to claim 2, wherein both ends of the upper die plate (461) are of a downward-inclined curved design, both ends of the lower die plate (462) are of an upward-inclined curved design, and curved portions of the upper die plate (461) and the lower die plate (462) are each of an arc-shaped.
  4. 4. The multi-core cable processing and twisting device according to claim 1, wherein in a normal working state, the wire core (6) presses the bearing plate (46) to fold downwards, the bearing plate (46) presses the limiting cage (44) to descend through the metal rod (42), the limiting cage (44) pulls the tension spring (43) to stretch for a certain distance, and the pressure sensor (45) does not bear pressure.
  5. 5. The multi-core cable processing stranding apparatus according to claim 4, wherein when the paying-off mechanism causes an increase in the length of any one of the cores (6) to be released, the load-bearing plate (46) is subjected to a decrease in the pressure of the core (6), the tension spring (43) pulls the limit cage (44) to rise, the pressure sensor (45) presses the bottom of the metal rod (42) and gives an alarm to the computer end, and the limit cage (44) pushes the load-bearing plate (46) to tilt upward through the metal rod (42) to prop up the core (6) and compensate for the excess length of the core (6) to be released.
  6. 6. The multi-core cable processing stranding apparatus according to claim 5, wherein when the paying-off mechanism is blocked to cause the length of any one of the cores (6) released to be shortened, the load board (46) is subjected to pressure increase of the core (6), the load board (46) is turned down and pushes the metal rod (42) to shrink into the sleeve (41), the metal rod (42) simultaneously pushes the limiting cage (44) to descend and presses the pressure sensor (45), and the pressure sensor (45) gives an alarm to a computer terminal.
  7. 7. The multi-core cable processing stranding apparatus according to claim 2, wherein the carrying mechanism (2) comprises a carrying shaft (21) fixedly mounted on the workbench (1), the sleeve (41) is fixedly mounted on the carrying shaft (21), and the upper die plate (461) is hinged on the carrying shaft (21); two ends of the bearing shaft (21) are respectively provided with a restraint device (22); Any restraint (22) is including adorning in the spacing section of thick bamboo (221) of loading shaft (21) tip admittedly, the periphery and the tip of spacing section of thick bamboo (221) set up a set of spacing groove (222) and constant head tank (223) in the ring respectively, sinle silk (6) can run through constant head tank (223) and spacing groove (222).
  8. 8. The multi-core cable processing and twisting device according to claim 1, wherein any one of the buffer mechanisms (3) comprises two first rollers (31) fixedly arranged on a bearing shaft (21), and the bearing shaft (21) is slidably clamped with second rollers (32); The wire core (6) is wound on the two first idler wheels (31) and the second idler wheels (32) in an S shape respectively; the bearing shaft (21) is fixedly provided with a damper (33), and the end part of the damper (33) is fixedly connected with the roller II (32).
  9. 9. The multi-core cable processing stranding equipment according to claim 7, wherein the stranding mechanism (5) comprises a motor (51) fixedly arranged on a workbench (1) and two supporting plates (52), sponge blocks (521) are arranged in the supporting plates (52), a stranding ring (56) is rotatably clamped on the inner sides of the two supporting plates (52), an oil pot (53) is communicated with the tops of the two supporting plates (52), lubricating oil is filled in the oil pot (53), and a group of oil grooves (561) communicated with the supporting plates (52) are circumferentially arranged on the stranding ring (56); the novel double-clutch transmission mechanism further comprises two gears (511) meshed with each other, wherein one gear (511) is in transmission connection with the motor (51), and the other gear (511) is fixedly arranged on the two twisting rings (56) at the same time.
  10. 10. The multi-core cable processing twisting equipment according to claim 9, wherein the limiting cylinder (221) is fixedly arranged on one of the supporting plates (52) through a protection cylinder (55), an opening is formed in the top of the oil can (53) and is closed through a knob cover (54), and the inner wall of the twisting ring (56) is wavy and is matched with the cable core (6).

Description

Multi-core cable processing stranding equipment Technical Field The invention belongs to the technical field of cable processing, and particularly relates to multi-core cable processing and twisting equipment. Background The cable is used as a core carrier for power transmission and signal transmission, is often designed into a multi-core structure, and is widely applied to the fields of power engineering, communication networks, industrial manufacturing and the like. Because single metal wires are poor in flexibility and easy to break, cannot directly adapt to complex laying environments, and therefore a twisting process is required to interweave a plurality of monofilaments together according to a specific rule. The twisting process is a key link in the manufacture of wires and cables, and the core principle is that a plurality of conductors are tightly combined by a physical means so as to improve the conductivity, the mechanical strength and the fatigue resistance of the conductors. The implementation steps of the process generally comprise preparation and cleaning of a wire core, shape selection and process parameter setting of equipment, real-time control and adjustment of a twisting process, appearance inspection and performance test after twisting and the like. However, in the processing process of the existing multi-core cable manufacturing stranded wire equipment, if the tensioning system of the equipment is unreasonable in design or the precision of a guide mechanism is insufficient, the cable core is easy to incline or uneven in stress during sliding. This is extremely likely to cause problems such as uneven twisting and core eccentricity. The non-uniformity of transposition can destroy the roundness of cable core, leads to follow-up insulation to extrude the link and appears decentered for insulating layer thickness is uneven and produce the weak point, increases the breakdown risk, still can influence the whole mechanical properties and the structural stability of cable simultaneously, makes it more impaired in laying and use. Disclosure of Invention In order to solve the problems in the prior art, the invention provides multi-core cable processing and twisting equipment, which solves the problems that in the sliding process of a wire core, the wire core is eccentric and the twisting is uneven due to uneven inclination or stress, and finally, the thickness of an insulating layer is uneven and weak points are generated, so that the mechanical performance and the structural stability of a cable are affected. The multi-core cable processing stranding equipment comprises a workbench and a group of cable cores, wherein a bearing mechanism is arranged on the workbench, a group of buffer mechanisms and tensioning mechanisms are circumferentially and equidistantly arranged on the bearing mechanism, and stranding mechanisms are arranged at the end parts of the bearing mechanism; the tensioning mechanism comprises a sleeve fixedly arranged on the periphery of the bearing mechanism and a bearing plate hinged to the periphery of the bearing mechanism, and the bearing plate is of an inclined design; the inner part of the sleeve is axially and slidably clamped with a metal rod, the bottom of the metal rod is slidably clamped with a limiting cage, the middle part of the limiting cage is provided with a pressure sensor, and the limiting cage is connected to the inner part of the sleeve through a tension spring; The top of the metal rod slides and is hinged to the bottom of the bearing plate; Each wire core passes through each buffer mechanism and the bearing plate respectively and is finally connected to the twisting mechanism; the wire core is released through the paying-off mechanism, and the twisted wire core is connected to the winding mechanism. Preferably, the loading board includes cope match-plate pattern and lower bolster, the cope match-plate pattern passes through a set of bolt and is connected with the lower bolster, after cope match-plate pattern and lower bolster merge as whole, its contact portion all is provided with the notch that is used for running through the sinle silk, the articulated and slip joint in the bottom of cope match-plate pattern of metal pole. Preferably, the two ends of the upper template are of a downward-inclined bending design, the two ends of the lower template are of an upward-inclined bending design, and the bending parts of the upper template and the lower template are all subjected to arc treatment. Preferably, in a normal working state, the wire core presses the bearing plate to fold downwards, the bearing plate presses the limiting cage to descend through the metal rod, the limiting cage pulls the tension spring to stretch for a certain distance, and the pressure sensor does not bear pressure. Preferably, when the length of any wire core released by the paying-off mechanism is increased, the pressure of the wire core on the bearing plate is reduced, the tension spr