The spline tube differs greatly from the spline shaft parts in the cold roll forming process, which has a complex process with large blank deforming quantity.
花键管冷滚轧精密成形过程不同于花键轴类零件，其坯料金属变形量大，成形过程较为复杂。
"Tension-Assisted cold rolling" technology is a new plastic forming method of shaft parts.
“冷拉伸滚压”技术是一种新的轴类零件塑性成形的加工方式。
The results show that the areas of the bottom corners of the flange and arc gears are difficult for forming, and the cold forging process fits for these parts.
研究表明：法兰下端面和弧形齿下端角隅处是最难充填区域，该类零件的成形宜用冷锻成形工艺。
Cold Strike forming is an efficient and advanced technology to produce tooth-like shaft parts such as large modulus splines and clutch hubs.
冷敲成形是生产大模数花键和汽车离合器齿毂等齿形轴类件的高效、先进成形工艺技术。
For the metal parts forming process, because the cold upsetting way that can save a lot of steps and time.
对于金属零件加工成型来说，由于冷镦方式而可节省很多步骤与时间。
For the metal parts forming process, because the cold upsetting way that can save a lot of steps and time.
对于金属零件加工成型来说，由于冷镦方式而可节省很多步骤与时间。
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