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1·Cold working dies of superior machinability for general use; for large product quenching or wire electronic discharge machining.

切削性优异的通用冷作模具钢。注意大型加工品的淬火及钢丝电火花加工。

2·JABF owns production and manufacturing capacity on large-scale, including processes of metal machining, cold stamping, plastic forming, spring coiling, surface treatment and final assembly etc.

企业具备大规模批量生产加工能力，主要有机械加工、冷挤冲压、塑料成型、弹簧加工、表面处理、总成装配、检测试验等工艺方式。

3·The causes of crack for cold-working die are analyzed by checking machining technique and observing the microscopic structure, the technical measures to prevent cracks are put forwarded in the paper.

通过对弯曲件冷冲模各加工工艺和金相显微组织的分析，分析了冷冲模产生裂纹的原因，并提出了防止裂纹产生的工艺措施。

4·The process of machining ball and spigot includes the following steps: cold extruding the blank to form, heat treatment, cutting and rolling the ball part.

本发明提供了一种球销的加工工艺，该加工工艺按如下步骤进行：坯料冷挤压成型—热处理(调质)—车削—滚压球形部位。

5·Cold forging is a kind of precise forming technology, and has the unique advantages compared to the traditional machining technology.

冷锻技术是一种精密塑性成形工艺，广泛应用于各种机械产品关键零部件的制造。

6·It designs a special craft and equipment of Cold rolling rough machining for manufacturing inner gears and spline with big modulus interior involutes profile.

对于制造大模数渐开线形的内齿和花键，设计了特定冷轧粗加工工艺及其装备。

7·Because of the influences of such factors as machining tolerance etc., the contact thermal resistance between chip and cold plate can't be controlled effectively.

由于表贴器件制造公差的影响，器件与冷板间的接触热阻无法有效控制。