劳力士这个品牌相信大家都不会陌生。像七、八十年代的人,很多都对港台剧中的那句:“兄弟,给,跑路带上块劳傍身吧!”的经典台词记忆犹新。由此,劳力士品牌的知名度及保值度可见一斑。
言归正传,下面拆解游艇名仕型系列169622,搭载ROLEX自产CAL2235机芯。这是一块非全新,之前曾有拆解保养过的腕表,现在走时变慢,日差大概慢一分钟左右。开始拆解前,先检查一下手表现有状态。
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手表后盖有轻微磨损痕迹
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表壳生耳两侧有之前拆卸表链留下的伤痕
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日历盘数字下方有黑色点状脏污
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指针表面存在脏污、划痕。
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时、分针装配原因,整点无法对齐,相差两分钟的距离。
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开始拆解
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后盖内侧位置前保养人员留下的笔迹已被擦去,但是还有残留的墨迹。
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镜面自动陀钉上脏污明显
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自动陀边缘有轻微点状氧化痕迹
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Cal 2235机芯采用双边接触的摆轮桥型夹板,无卡度上绕游丝系统。
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图片可以看到,经过之前的维修,机芯固定螺丝口已经留有痕迹。
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夹板边缘有轻微蹭痕,但是观察陀钉无明显磨损痕迹,猜测应该是之前曾更换过陀钉。
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这张图的自动夹板上,我们可以看到五方位,三温度及31钻等标识
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移除自动上链系统,发现夹板内侧有大量因加油过多而溢出的润滑油脂。
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自动轮轴上挂着一根纤维
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分解后的自动上链系统,简洁的设计,超高的效率。R的自动上链系统工作效率高,是大家众所周知的。这个上链系统在更上一代的Cal 2135上就已经定型了,Cal 2235只是传承而已。劳力士有名的双红轮——轻质金属+特氟龙润滑涂层。
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移除自动上链系统的机芯,可以看到大钢轮上的黑色脏污。
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取出机芯,移除指针。
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字面盘材质为PT950,后面有贵金属标志。
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布满脏污和划痕的指针
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取下字面盘,盘面为无钉脚设计,这无论是对于消费者还是维修技师,都是一个利好的消息,再也不必担心因字面钉脚断裂而导致的故障。
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同样,R的日历瞬跳功能也是很有名的,而且不存在ETA的日历机构危险时间段。取下日历盘,看一下隐藏的日历机构,2235的日历机构要简单于其前的2135,但功能却依旧高效。
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翻面继续,移除调速系统。
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这是个什么鬼,摆轮上方一排小坑洞,可以看出摆轮曾做过动平衡处理,看来这块表的摆轴有更换过。
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继续,看看擒纵系统状态如何。还好,擒纵暂时没发现问题。
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移除条夹板后,发现条盒轮满目疮痍。
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脏污
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划痕
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各轴榫宝石润滑油脂依旧偏多 油脂在灯光的掩映下,俏立于红色宝石之上,圆圆滚滚,晶莹剔透。
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机洗后再次手工清洗。
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拆解、保养条盒轮
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条盒轮里加注的润滑油脂更多,而且还不是条盒专用油脂。这样会严重影响到机芯运行,进而导致走时精度变差。
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发条有两处位置轻微变形
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修复好变形的发条
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条盒加注专用润滑油脂,使用自动机芯发条专用工具盘回发条。
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做防扩散处理,开始组装机芯。
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初步上机测试,调校误差。
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继续组装日历机构
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清洁指针
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由于表机存在轻微位差,所以在调校中要考虑实际佩戴位差因素。
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总结:ROLEX作为知名的腕表品牌,腕表各部件的素质很高。虽说这块腕表曾被维修过摆轮轴,但数据可以看出之前更换摆轴的技师水平很高。至于机芯内加注润滑油脂过量,以及各种脏污和划痕,猜测应该是在这之后,还有另外别的技师保养的结果。表,还是一块好表!
作者:萧错
本文来源:数码之家