Article: Chucks for small batch production.(workholding)

The Quick-Jaw-Change power chuck (QJC) was always considered the ideal tool for the job-shop with frequent part changeovers. These chucks have brought many advantages to turning operations, and while QJC chuck technology is rather mature, the increasing demand for JIT and small lot production has found QJC chucks replacing many standard chucks on spindles in all size shops. QJC chucks not only provide the ability to change jaws quickly, but their flexibility delivers other major benefits.

When time is money

As the name implies, the QJC chuck gives the machinist the ability to change chuck jaws in one minute or less (an experienced machine operator can ...

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