第42章:甲方是爸爸!
笔趣阁(biquge2345.com)更新快,无弹窗!
第42章:甲方是爸爸!(第1/2页)
陈正看到四眼那副悲愤的样子,自己也觉得有点不好意思,就感觉自己像一个非常虐待人的产品经理。
产品经理就是个披着狼皮的…畜生玩意!!!
要产品跟着客户的心情变换眼色,甚至还听说过,TMD要在产品上能放片?!
陈正咳嗽了一声:“那个……四眼啊,我想做个便宜的东西,一次性的东西,最好像是避孕套一样,几乎人人都用得起的!”
“那你要早点说阿!”
四眼把扳手放回工具台上,从口袋里掏出一个巴掌大的笔记本,翻开新的一页,开始写写画画。
陈正被怼的哑口无言,没办法,大师傅脾气就是大。
在国内干过数控的“老板”都知道,数控师傅TMD脾气大的很,几乎都要哄着,没办法,首先师傅难找,其次就是得靠他赚钱!
(当年老板弟弟闹事,师傅带着我这个徒弟一走,四台机器直接没人干…老板连夜过来请吃夜宵,好说歹说弄回去,事后还发了500.)
“四轴没必要。”
它一边写一边说,“四轴的优点是稳定性好、抗风能力强,但缺点是结构复杂、零件多、成本高,四个电机、四个电调、四根机臂、四套桨叶,还要加一堆传感器来保持平衡,对于我们要做的这个东西来说,纯属浪费。”
陈正点点头,虽然有些东西他听不懂,但不妨碍他点头阿。
不明觉厉!
“三轴就够了。”
四眼在纸上画了一个草图和另一个草图:
一个像奔驰车标,三个轴呈Y型分布;另一个像十字架,上下左右四根轴。
“四轴需要同时控制四个电机的转速来调整姿态,飞控算法复杂,传感器要求高,三轴少一个电机,少一个电调,少一根机臂,飞控可以用最简单的,传感器也可以用最便宜的,甚至不需要加速度计和陀螺仪,纯靠机械结构自稳。”
它顿了顿,然后抬起头,
“或者,老板干脆不用多旋翼。固定翼结构更简单,一个电机、一个电调、一个舵机控制方向,连飞控都不需要,纯手动操控,靠手感飞,我们改装成飞翼布局,拿KT板切几下,热熔胶一粘就行。”
“能挂炸弹吗?”陈正问。
一针见血!!
不能挂炸弹的无人机我弄来干什么?用来拍照片阿?
去秦岭看有没有人“野炮”?
在中东所有东西都为战争而准备!
四眼把纸翻过来,重新画了一个草图。
“两个方案都行,三轴多旋翼方案,机架用三根8毫米的铝管,一根5块钱,三根15块,中心板用三合板,10块钱一大张,能做好几个,电机座用角铝折弯,几毛钱一个。”
“动力用XXD2212KV1000的无刷电机,市面上最便宜的,25块钱一个,拉力能到600克。”
“电调用XXD10A,5块钱一个,三个电机加起来15块钱,桨叶用1045的正桨,三根一套5块钱,飞控用KKV2.0,这是开源项目,打样板加贴片,成本能控制在30块钱以内,电池用2S1000毫安时的锂电池,二手的更便宜,十几块钱就能搞到,全部加起来……”
“大约192块人民币,折合美金不到30块。”
陈正的眼睛亮了一下,但没说话。
钱没赚到,老板的P抠学了不少,每个老板几乎都很抠!
四眼补充道,“能挂的载荷大概在80到120克之间,如果放一个60克的战斗部,飞行时间大概8到10分钟,遥控距离300到500米。”
“300到500米。”陈正咬了咬嘴唇,“有点近。”
“那就用固定翼。”
“无尾三角翼布局,KT板做机翼和机身,全部材料成本不到10块钱,动力用一棵2212电机加一个20安电调,电机25加电调15,一套桨叶5块钱,舵机两个10块钱,电池用3S1300毫安时的,二手货大概65块钱。遥控器加接收机用二手的飞梦或者天地飞,20块钱能搞定。”
“固定翼不需要飞控,纯手动操控,飞手需要练一下才能飞好,但优点是航程远,一次能飞15到20分钟,遥控距离1到2公里,挂载能力也更强,能挂150到200克,全部加起来,150块钱人民币左右,折合美金23块。”
“还有一个好处。”
四眼推了推眼镜,“固定翼的零件更少,结构更简单,组装时间比三轴快一倍,如果流水线作业,一个工人十分钟就能组装一架。”
陈正站起来,叉着腰,盯着四眼画的那些草图看了好一会儿。
“那就固定翼。”
陈正一锤定音,“你需要什么物料写下来,帮我先弄200架的配件数量。”
四
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