工序断线分析

拉丝的工序断线分析，描述产品缺陷的处理方式，展示了问题的各个组成部分及其相互关系，帮助大家识别和理解问题产生的根本原因。

0.1mm tinned copper wire break

• environment
  • High temperature
  • Low temperator
  • Virbation
• machine
  • Annearling pulley scratch
  • Pay off straightening pulley tight
  • Take up pulley size small
  • Cleaning brush damage
  • Ceramic support roller short
  • The dies's angle issue
  • The motor not match
  • The oscillator issue
• method
  • The die arrangement
  • The wire threading NO. of coils
  • The take up tension setting
  • The speed setting
  • The annearling factor setting
  • The emuslion pressure setting
• material
  • Tinned layer rough
  • Tinned layer oxidation
  • Impurity in the copper
  • Empty in the copper
  • Emulsion concentration
  • Emulsion cleaning/lubracation function
• man
  • operator's skill poor
  • lack of rest
  • no 1st level maintenance