Posted on 27/08/2013 By Norbar
It’s been another few months since my last blog and again, plenty has changed on my apprentice journey at Norbar Torque Tools.
My second year is now complete and I’ve been working full-time over the summer on the shop floor. Safe to say, it’s been an eventful few months and I’ve been able to gain further valuable exposure into the day to day running of Norbar Torque in the UK.
In the past six months alone I’ve been placed in Goods In at both Norbar sites in Banbury, with the Stores team where jobs are prepared for processing, and then in the Torque Multipliers Department.
I’ve also recently completed my 10 week HNC manufacturing bridging course so I can take on the full version of the course that begins in September. I’ll be undertaking this one day per week at college over the next two years.
There’s a noticeable jump between second year and third year at college so I was grateful for the support and opportunity to take the bridging course – especi ...
Posted on 01/05/2013 By Norbar
This might well be the most frequently asked of all frequently asked questions and is rightly a subject of genuine concern to production and quality managers.
To answer the question, I am going to look to the standard BS EN ISO6789 – “Assembly tools for screws and nuts – Hand torque tools – Requirements and test methods for design conformance testing, quality conformance testing and recalibration procedure”. Unsurprisingly, most of us refer to it as “the torque wrench standard”!
In 1992, ISO 6789 was very much a document covering the design and manufacture of torque tools and the requirement was that the tool should be tested at maximum capacity for 5000 cycles in each direction. No guidance was given on recalibration intervals.
However, when the standard was revised to the 2003 edition, the scope was broadened to include “quality conformance testing and recalibration” and so became of relevance to people using torque wrenches ra ...