1、用先进的仪器仪表在线和离线检测模子的尺寸精度、硬度和表面粗糙度。检测验收合格的模具进行登记,人库上架,使用时领出抛光模孔工作带,并将导流模、型材模、模垫进行组装检查,确认无误时发到机台加热;
To measure the accuracy, hardness and surface roughness of the mold with advanced instrument and instrument. Detection qualified mould for registration, the person library shelves, brought out the polishing die work with when using, and the diversion die, molding die, die pad assembly checks, to the heating when confirmed.
2、工模具上机前加热温度规定:挤压筒:400~450℃,挤压垫:350℃ ,模垫:350~400℃,平模:450~470℃,分流模:460~480℃;
2, advanced computer before heating temperature regulation: container: 400 ~ 450 ℃, pressure pad: 350 ℃, die cushion: 350 ~ 400 ℃, flat die: 450 ~ 470 ℃, die: 460 ~ 480 ℃;
3、工模具在炉内加热时间不允许超过10 小时,时间过长,模孔工作带容易腐蚀或变形;
No more than 10 hours' heating time in the furnace, the working band will be too long, the working tape will be easily corroded or deformed.
4、在铝合金型材挤压开始阶段,需缓慢加压力,因为冲击力很可能引起堵模。如果发生堵模时,需立即停机,以防压烂模孔工作带;
4, in the beginning phase of aluminum alloy extrusion, the pressure is slow, because the impact is likely to cause the plug. If there is a blocking mode, stop immediately, in case of pressing the working tape.
5、模子卸机后,待冷至150~180℃ 时再放人碱槽煮,因为模子在高温下碱煮,容易被热浪冲击开裂。并应采用先进的蚀洗方法,以回收节省碱液,缩短腐蚀时间和实现无污染清洗;
After 5, mold unloading machine, stay cool to 150 ~ 180 ℃ when put alkali trough cook, because mold alkali cooking at high temperatures, easy to heat cracking. It should adopt the advanced erosion method, which can save the alkali liquor, shorten the corrosion time and realize the pollution-free cleaning.
6、修模工在对分流模装配时,应用铜棒轻轻颠打,不允许用大铁锤猛击,避免用力过大,震烂模具。
In the process of assembly of the shunt module, the molder can use the copper rod to lightly beat, not allow the big hammer to slam, avoid the force too big, the shock die.
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