Faster, more precise, more reliable - three promises, which every special purpose machine manufacturer likes to hear from a supplier of transfer or indexing systems, so that the benefits can be passed on to the customer. Every tenth of a second cycle time, every micrometre of positioning accuracy and every percentage point of machine availability is particularly important in automated assembly and test machines for high volume production. Unfortunately, experience has shown that in some cases other things suffer in return. Quick cycle times may bring inaccuracies, precise positioning requires time, and sophisticated bespoke designs that offer both are often very temperamental.
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