Hydraulic cylinder rod failure is often caused by side loads, misalignment and fatigue rather than manufacturing defects. This engineering guide...
Tag Archives: Mold Engineering
Hydraulic to Electric Conversion for Injection Molds: Engineering Challenges Explained
A real Vega Technical Department case study explaining how converting an injection mold from hydraulic cylinders to electric actuators requires...
When One Missing Tangent Changes the Entire Cylinder Calculation
A customer correctly calculated most forces in an injection mold slide system, but Vega Technical Department discovered that one missing...
When Calculations Are Correct but Physics Changes the Answer
A customer correctly performed an injection mold slide force calculation, but Vega Technical Department demonstrated that mold kinematics and geometry...
Hydraulic Cylinder Air Testing: Why Air and Oil Behave Differently
A customer believed that several compact hydraulic cylinders suffered from excessive friction caused by guide ring interference. Vega Technical Dep....
The Angle That Changes Everything: Understanding Force Transformation in Injection Mold Slides
A customer requested validation of hydraulic cylinder sizing for five slide mechanisms operating at 550 bar cavity pressure. Through detailed...
The Pressure That Nobody Calculated: Solving an Unexpected Hydraulic Problem in a Zinc Die Casting Mold
A zinc die casting customer believed that undersized hydraulic cylinders were causing flash defects during production. Through field measurements and...
You Can’t Calculate a Force Until You Understand the Movement
A customer requested assistance selecting hydraulic cylinders for an unscrewing mold. Before performing any force calculations, Vega Technical Dep. reconstructed...
The Force Nobody Calculated
A customer calculated only the weight of the ejector plates and concluded that a small cylinder was sufficient. By analyzing...
Rotating and Returning Threaded Core Systems
Rotating and returning threaded core systems are among the most effective solutions for molding deep internal threads. This article explains...