T/WLJC 72-2021 Wheel hub blade automatic grinder technical specification
T/WLJC 72-2021 Wheel hub blade automatic grinder technical specification
Basic Information
Scope
Scope: This standard specifies the requirements for the geometric accuracy, positioning accuracy, and repeatable positioning accuracy of automatic grinding machines for hub blades, as well as the working accuracy, inspection methods, and corresponding tolerances. This standard applies to automatic grinding machines for grinding hub blades with a radius of R0-R10mm; Main technical contents: 1. Scope 2. Normative references 3. Terms and definitions 4. General requirements 5. Safety and hygiene 6. Processing and assembly quality 7. Idle running test: Operation test, temperature rise test, inspection of main motion and feed motion (spot check), action test, idle running power test (spot check) 8. Load test 9. Inspection of the minimum setting unit of the NC axis: Test method, error calculation method, and tolerances 10. Accuracy inspection 11. Accessories and packaging