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CN-122000140-A - Battery cell cladding molding equipment for cable processing and application method thereof

CN122000140ACN 122000140 ACN122000140 ACN 122000140ACN-122000140-A

Abstract

The invention discloses a battery core cladding molding device for cable processing and a using method thereof, and relates to the technical field of cable processing devices. The electric core cladding molding equipment for cable processing is designed through the integration of the tractor, the preheating device, the cladding mold, the controller, the temperature sensor and the visual detection system, meanwhile, the controller is configured to receive the speed signal of the tractor and the temperature signal of the temperature sensor at the same time so as to dynamically adjust the heating power of the preheating device, and to receive the image signal of the visual detection system to correct the historical temperature control parameters, thereby realizing the control of three variables of speed, temperature and quality.

Inventors

  • MENG FANMING
  • DU CHENGWEI
  • QI JIAN
  • GE JUN
  • ZHANG JUN
  • LIU XU
  • DENG WEI
  • PAN HUAIJIE
  • LI SHUAI
  • FANG SANPING
  • ZHANG PENGCHAO
  • XIAO LIXIN
  • YANG HONGQING
  • DING MANLI
  • XU BO
  • LIU YANG
  • ZHENG WEI
  • CAI XINQUAN
  • XIAO MINGDONG

Assignees

  • 襄阳诚智电力设计有限公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (10)

  1. 1. A cell overmolding apparatus for cable processing, comprising: the traction machine (1), the preheating device (2) and the cladding mould (3) are sequentially arranged along the advancing direction of the battery cell main body (100); The system also comprises a controller (4), a temperature sensor (5) and a visual detection system (6), wherein the temperature sensor (5) and the visual detection system (6) are respectively connected with the controller (4); The temperature sensor (5) is positioned between the preheating device (2) and the coating die (3) and is used for collecting the real-time temperature of the main body (100) of the electric core before entering the coating die; The visual detection system (6) is positioned at the outlet side of the coating die (3) and is used for collecting surface images of the formed coating layer (200); Wherein the controller (4) is configured to receive a speed signal of the tractor (1) and a temperature signal of the temperature sensor (5), dynamically adjust the heating power of the preheating device (2), and receive an image signal of the visual detection system (6) to correct a historical temperature control parameter.
  2. 2. The electrical core overmolding apparatus for cable processing of claim 1, wherein the controller (4) comprises a feed-forward control module and a feedback control module; The feedforward control module is used for calculating basic heating power required for maintaining the target preheating temperature according to the real-time speed signal of the tractor (1); The feedback control module is used for comparing the real-time temperature acquired by the temperature sensor (5) with the target preheating temperature, correcting the basic heating power according to the difference value, generating a final heating control instruction and outputting the final heating control instruction to the preheating device (2).
  3. 3. A cable processing cell overmolding apparatus according to claim 2, characterized in that the visual inspection system (6) comprises an industrial camera (61) and an image processing unit integrated inside the controller (4) and adapted to identify internal stress lines and/or bubble protrusion defects of the surface of the covering layer (200).
  4. 4. A cable processing cell overmolding apparatus according to claim 3, characterized in that the inside of the visual detection system (6) is further provided with a marking device (7), the marking device (7) being connected to the controller (4); the controller (4) is further configured to control the marking device (7) to mark the corresponding coating layer (200) when the image processing unit identifies a defect.
  5. 5. The electrical core overmolding apparatus for electrical cable manufacturing according to claim 4, wherein the controller (4) further incorporates a data storage unit, and when a defect is identified, the data storage unit retrieves historical preheating temperature data corresponding to the defective electrical core main body (100) and determines whether the historical preheating temperature data deviates from a preset temperature normal range section.
  6. 6. The electrical core overmolding apparatus for cable processing according to claim 5, further comprising a surface pretreatment device (8) disposed in front of the preheating device (2), the surface pretreatment device (8) being connected to the controller (4) and configured to perform a cleaning process on the surface of the electrical core main body (100).
  7. 7. The electrical core overmolding apparatus for cable processing according to claim 6, wherein the controller (4) is further configured to generate a control command for adjusting the operating parameters of the surface pretreatment device (8) and/or to issue an alarm signal for prompting the inspection of the surface oil stains of the electrical core main body (100) when the data storage unit determines that the historical preheating temperature does not deviate from the normal range interval, but the visual inspection system (6) continues to detect defects.
  8. 8. A battery cell overmolding apparatus for cable processing according to claim 2, wherein the temperature sensor (5) is a non-contact infrared temperature sensor, the temperature sensor (5) probe is aligned and focused on the surface of the battery cell body (100) at the entrance of the overmold (3).
  9. 9. A core overmolding apparatus for use in cable processing according to claim 1, wherein the core body (100) is a conductor core of a communication cable and the overmolding (3) is an extruder head for extrusion molding of an insulating layer.
  10. 10. A method of using a cell overmolding apparatus for cable processing according to any one of claims 1-9, wherein the method of using comprises the steps of: step S1, a traction machine (1) draws a battery core main body (100) to travel, and sends a speed signal of the traction machine (1) to a controller (4) in real time; Step S2, the controller (4) calculates basic heating power through a feedforward control module according to the current speed signal and in combination with a preset target preheating temperature, and controls the preheating device (2) to heat the battery cell main body (100); step S3, a temperature sensor (5) positioned behind the preheating device (2) detects the actual surface temperature of the battery core main body (100) before entering the cladding mold (3) in real time, and feeds back a signal to the controller (4); S4, comparing the actual surface temperature with a target preheating temperature by a feedback control module of the controller (4), and finely adjusting the heating power of the preheating device (2) in real time; S5, the battery core main body (100) subjected to temperature regulation enters a coating mold (3) to be coated with an insulating layer, and the molded coating layer (200) advances to a visual detection system (6); s6, a visual detection system (6) collects the surface image of the coating layer (200) and identifies whether internal stress lines or bubble bulge defects exist; step S7, if the defect is identified, the controller (4) controls the marking device (7) to mark the position of the defect, and meanwhile, the data storage unit is used for calling the historical preheating temperature data corresponding to the section of the battery cell main body (100) to compare and analyze; And S8, if the historical temperature data are normal, the controller (4) adjusts the working parameters of the surface pretreatment device (8) and prompts an operator to check the surface state of the battery cell main body (100).

Description

Battery cell cladding molding equipment for cable processing and application method thereof Technical Field The invention relates to the technical field of cable processing equipment, in particular to a battery core cladding molding device for cable processing and a use method thereof. Background In the field of wire and cable manufacturing, particularly in the production process of a communication cable, a battery core main body is usually a metal conductor core, an even insulating layer is required to be coated outside the battery core main body to ensure the electrical insulation performance and signal transmission quality of the cable, the conventional battery core coating and molding equipment generally comprises a paying-off device, a traction mechanism, a preheating device and a coating mold, the traction mechanism pulls the battery core main body to travel at a constant speed, the preheating device heats the battery core main body, then the coating mold extrudes and coats a molten insulating material on the surface of the battery core main body, and a finished cable is formed after cooling, so that cold spots or internal gaps are avoided, and preheating the battery core main body before entering the coating mold is a common practice in the industry. In the prior art, a constant temperature control mode is generally adopted in a preheating device, namely, a fixed preheating temperature is set according to process requirements, a temperature controller is used for controlling a heater to work, so that a preheating area is kept near the set temperature, however, in the actual production process, the advancing speed of a battery core main body is not always constant, the working conditions such as starting, accelerating, decelerating or switching of products with different specifications possibly exist in a production line at different stages, the linear speed is changed, the heat absorption capacity of the battery core main body in unit length is inversely proportional to the advancing speed, when the speed is changed, if the preheating temperature is constant, the surface temperature actually reached by the battery core main body fluctuates, in addition, the change of the environment temperature and the difference of the incoming material temperature of the battery core main body can also influence the actual temperature after the preheating, if the temperature of the battery core main body is too low, the molten insulating material is quickly cooled when contacting a conductor, so that interface binding force is poor, internal stress lines are easily generated, if the preheating temperature is too high, the conductor surface is oxidized, the conductive performance is influenced, meanwhile, the insulating material is possibly locally degraded due to overheating, bubbles or carbonization points are also possibly, the problem of high-temperature is seriously influences the heat absorption capacity is generated, the traditional method is not suitable for the situation of the cable is solved, and the problem of the invention is difficult to dynamically, and the problem of the invention is solved by the situation that the high-frequency-dependent on the situation of the cable is not being fully-coated by the traditional method. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a battery core cladding molding device for cable processing and a use method thereof, through the integrated design of a tractor, a preheating device, a cladding mold, a controller, a temperature sensor and a visual detection system, the controller is configured to simultaneously receive a speed signal of the tractor and a temperature signal of the temperature sensor to dynamically adjust the heating power of the preheating device, and receive an image signal of the visual detection system to correct historical temperature control parameters, thereby realizing the control of three variables of speed, temperature and quality. In order to achieve the purpose, the invention is realized by the following technical scheme that the battery core cladding molding equipment for cable processing comprises: the traction machine, the preheating device and the cladding mould are sequentially arranged along the advancing direction of the battery cell main body; The system also comprises a controller, a temperature sensor and a visual detection system, wherein the temperature sensor and the visual detection system are respectively connected with the controller; The temperature sensor is positioned between the preheating device and the cladding mold and is used for acquiring the real-time temperature of the main body of the current core before entering the cladding mold; The visual detection system is positioned at the outlet side of the cladding mould and is used for collecting surface images after the cladding layer is molded; The controller is configured to receive a speed signal of the tractor and a temperatur