第119章 卡在五微米了
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轴承,轻轻放在在桌上。
“主轴和导轨有点拖后腿。”
那是一颗P4级的精密角接触球轴承。
国内能生产的最高等级。
“这是洛阳轴承厂特供的货。”
赵强语气苦涩,
“但即便如此,主轴装配后的跳动误差,还是有3微米。”
“还有导轨。”
他指了指图纸,
“虽然用了贴塑工艺。”
“但滑动导轨的爬行现象消除不了,定位误差也有3微米。”
综合下来,加工精度卡在5微米左右。
而微米级机床的定义,就是精度在1微米和5微米之间。
刚好卡着及格线。
“磨不出来吗?”何振华问。
“磨不出来。”
赵强摇头,
“这是物理特性的极限。”
“滚珠也是铁做的,是铁就不可能绝对圆。”
“导轨也是铁做的,有摩擦就有误差。”
“这就是咱们国家的工业短板。”
“基础材料、热处理工艺,就是差人家那一截。”
会议室陷入死寂。
所有人都看着那台几乎已经武装到牙齿的原型机。
最好的石头底座。
最好的控制算法。
最好的光栅尺。
却被最基础的“摩擦力”和“材料学”,死死按在地上摩擦。
有种有力使不出的感觉。
就在这时,一阵急促的脚步声打破了这份压抑。
通讯员满头大汗地跑进来,手里捏着一张加密电报纸。
“林经理!林经理!”
“霍先生急电!”
林希心头一跳。
他接过电报,上面只有短短的一行字:
【鱼已咬钩,速来收网。】
林希缓缓合上电报纸,眼中的温和瞬间褪去。
取而代之的,是猎人看到猎物落网时的寒光。
那篇署名“Watermen”的钓鱼论文,终于有鱼上钩了吗?
“老何,晓东,赵强,江俊。”
林希把电报揣进兜里,转过身,看着这群心有不甘的天才们。
既然家里造不出来,那就去外面拿。
不管是用买的、骗的,还是抢的。
“手里的活儿加把劲。”
“材料和精度的问题,我想办法。”
他顿了顿,嘴角露出一丝森然的笑意,
“接下来,我要去一趟香江。”
“去把我们需要的……”
“统统带回来!”
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