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Industry applications      2026.01.16

The “Permanent Lock”: Precision Ball Staking in Motorcycle Manufacturing


A critical and precise process in assembling key motorcycle components is ball staking.


1.The Process: A workpiece is secured in a fixture. A servo-controlled ram presses a steel ball into a pre-drilled hole with high precision. The force causes the hole's edge material to plastically deform and flow radially inward (a process known as “staking” or “crimping”), permanently locking the ball in place.


2.The Objective: The ball becomes a permanent, irreversible mechanical lock or seal. It must withstand severe vibration without loosening or dislodging, ensuring lifetime reliability.


3.The Critical Challenge: Coaxiality and perpendicularity are paramount. Any misalignment during pressing leads to uneven force distribution and an incomplete crimp, which can result in a batch-quality failure. This makes fixture rigidity and press alignment absolutely critical.


4.The Solution: The Leetx Servo Press System is ideal for this task. Its high-precision closed-loop displacement control guarantees an accurate and repeatable press. The system monitors and records the force-displacement curve for every cycle, providing full traceability, real-time monitoring, and immediate alerting for any deviation.


This is far more than just inserting a ball—it's precision engineering for permanent mechanical retention through controlled deformation.

#Leetx #ServoPress #ServoPressSystem #StakingProcess #Crimping #PrecisionAssembly #SmartManufacturing #QualityControl #ProcessTraceability #ForceDisplacementCurve #MotorcycleManufacturing #ProcessReliability


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