Chapter 103
"Okay, it worked!"

When the last curve on the craft file was processed, Fan Shibin couldn't hold back his inner excitement, and shouted loudly.

"Huh, huh, huh—" the workers on the scene applauded enthusiastically.

Two full days and two nights had passed since the first cut was made, and the entire research team, including Zhu Tiejun, did not leave the scene.Meals are delivered from the cafeteria, and people can find a corner to squat for a while when they are sleepy.Anyway, it's summer now, so you can sleep with a mat on the ground.

Zhu Tiejun doesn't know much about technology, but he is always on site to help solve various problems at any time.The role of the leader's presence is very obvious. At the very least, the specifications of the meals delivered by the cafeteria are much higher, and they are all hot meals and dishes, without delay at all.

Several factory leaders including Chen Weiguo and Zou Shicheng would come to the site every day to ask about the health and wellness.This tackling is a political task assigned by the Light Chemical Department, and the factory attaches great importance to it.After Chen Weiguo visited the research site several times, he solemnly announced that the factory department had decided that if the research was successful, each of the main personnel involved in the research would be given a bonus of 100 yuan, and the auxiliary staff would also receive a reward of [-] or [-] yuan.As soon as the news was released, it immediately received unanimous applause from those involved in the research.

Lin Zhenhua and Hu Yang also stayed at the scene, and their task was mainly to solve technical problems.The curves they obtained using mathematical methods require workers to realize them on machine tools, so the communication between the two parties is very important.When he was free, Yan Yuanhe would also come over to chat with them and discuss some machining issues.However, whenever information related to national defense equipment is involved, Hu Yang will excuse himself and walk away, showing that he does not want to intervene.

Peng Gang, Zhou Houcheng and Sun Changyuan are naturally the main force in the entire processing work.According to the technical requirements, this shaft needs to be processed alternately between the heavy horizontal lathe and the gantry milling machine, and the part needs to be quenched in the middle, which is very complicated.Several technicians have their own apprentices, who can help with some physical work, such as lifting the workpiece up and down, but the final clamping positioning, the apprentices’ skills are not enough, and the master has to wait for the check .

After two days and two nights of cutting operations, the eyes of several masters were red.But that's how they are, with their red eyes wide open, staring at the workpiece on the workbench, making sure that the machining process is accurate.

Yan Yuanhe witnessed the entire processing process with his own eyes. He could see very clearly that the skills of several senior technicians can only be described as breathtaking.It is also thanks to such technology, otherwise, no matter how good the curve calculated by Hu Yang and the others is, it is useless if it cannot be realized on the machine tool.In Changhong Machinery Factory, there are a few such high-level technicians, but unfortunately there is no such high-precision processing work for them to show their talents.

Think of a way to get Xiao Lin and Populus euphratica to our place?Yan Yuanhe was thinking about bad ideas depressedly.

"Don't worry, I have to check it again." Zhou Houcheng stopped the apprentices who were about to remove the workpiece from the fixture, turned to Sun Changyuan and said, "Master Sun, come and touch it for me to see where there is still has a problem."

Sun Changyuan stepped forward and gently pushed the main shaft stuck on the fixture to make it rotate.His other hand rested on the surface of the main shaft, feeling every little difference.

Suddenly, Sun Changyuan stopped the rotation of the main shaft. He touched a certain position of the workpiece with his hand for a long time, and then turned his head to greet Zhou Houcheng: "Master Zhou, come and feel it, it seems to be a little bit worse here."

Zhou Houcheng came over and, like Sun Changyuan, groped on the workpiece with his hands.After a while, with a smile on his face, he said to Sun Changyuan: "Master Sun, you can do it. I touched it just now, but it didn't come out."

Sun Changyuan said modestly: "Where is it, you are too tired and your hands are numb?"

Zhou Houcheng nodded: "It's not that your hands are numb, it's that you're old and can't do it anymore. Here you go, wait for me to make another cut."

Sun Changyuan turned his head and saw his son Sun Xiaodong standing behind him, he waved and said, "Xiaodong, come here, before Master Zhou has no car, come and touch him."

Following his father's example, Sun Xiaodong also stretched out his hand and groped on the workpiece. For a long time, there was only a bewildered look on his face.Sun Changyuan slapped him on the head and scolded: "You who are born into the world, you know how to play. Come on, let me tell you, touch this place..."

He took his son's hand and let him feel it repeatedly on the workpiece. Finally, Sun Xiaodong shouted happily: "I found it out, it's a little bit off here."

Zhou Houcheng smiled slightly and said, "Old Sun, there are successors."

A trace of relief appeared on Sun Changyuan's face, but he said in his mouth: "Why do you have a successor? It's much worse than when I was young."

After saying this, he took out a pencil from the jacket pocket of his overalls, and scratched on the workpiece. The place he scratched happened to be the place where another cut was needed.

Zhou Houcheng walked to the lathe, adjusted the position of the turning tool, and pressed the button to start the lathe.The main shaft flew over, and the turning tool rubbed lightly on the shaft, bringing up a piece of iron filings as thin as a hair.Afterwards, Zhou Houcheng stopped the lathe, and nodded to Sun Changyuan with a smile on his face: "Okay."

"Master Zhou's technique is really excellent, and he can solve the problem with one stroke." Sun Changyuan said with admiration.

The apprentices rushed forward, only to see that the lines drawn by Sun Changyuan with a pencil just now had disappeared, and the rest were unscathed.Everyone has opened their eyes, knowing that there is still a long way to go between their own skills and the master's.

After the turning and milling process is completed, the next step is to perform fine grinding on the grinding machine to make the surface size of the workpiece fully meet the design requirements.After finishing the fine grinding, Fan Shibin led several technicians to repeatedly inspect the processed shaft, including testing the surface hardness with a hardness tester, checking the coaxiality with a dial gauge, and so on.After a series of inspections, Fan Shibin officially announced: "The spindle of the ice machine has been processed successfully!"

According to the requirements of the Department of Light and Chemical Industry, Changhong Machinery Factory has forged four blanks in total, and is ready to replenish them at any time when the processing fails.As a result, Hanhua Machinery Factory processed a qualified spindle with only one blank.

The equipment installation work of the second chemical fertilizer plant is also coming to an end at this time, and now we are waiting to install these two 21 ice machines.Xie Chunyan has been staring at the installation site. After hearing the news that the processing of the main shaft of the Hanhua factory was completed, she immediately asked the staff of the Hanhua factory to rush over with the main shaft to participate in the installation and commissioning of the 21 ice machine.

(End of this chapter)

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