The large gear drives the small gear, and then the small gear drives the large gear. The ratio of the gears is driven strictly according to the force.

Although this power is far inferior to the power of the motor, it cannot perform complex processing.

However, when the jig rotated rapidly, it drove the straight wooden stick in the middle to rotate rapidly, and then Ma Zhicai held a swing rod close to his chest, and along the front of the five iron bars, moved a fixed knife Slowly advancing, the wooden stick was planed out of the wooden flowers immediately.

The wooden stick encountered high temperature, and slowly began to emit blue smoke, and also emitted a fragrant pine fragrance.

Ma Zhicai stared at the wooden stick intently, slowly using force, and quickly cut the wooden stick into a round wooden stick, which was rounder than any craftsman had worked hard to polish.

Before that was over, he slowly advanced another jig opposite the jig to the rotating wooden rod. This jig only had a fixed drill bit on it.

This drill bit is not special steel, and no special steel has been developed yet. It is just an ordinary thin iron column, and the front is hand-polished by Ma Zhicai into a spiral drill bit.

This kind of drill bit can't drill iron, but ordinary pine wood is not a problem.

As the drill bit advances and the stick rotates, the drill bit easily drills a thin hole in the middle of the stick.When the drill was less than one meter deep, the length of the drill bit had reached the end. Ma Di stopped pedaling panting, and Ma Zhicai changed the end of the wooden stick again.

At this time, not only Zhu Di, but even other people saw the wonderful use of this machine.I went through the previous process again, and finally, a hollow wooden stick about 1.3 meters long was successfully produced.

Zhu Zhanji handed the wooden stick to Zhu Di, and said with a smile, "Grandpa Huang, look, what does this look like?"

Zhu Di didn't answer, held up the wooden stick in his hand, and looked at the small hole in the middle with his eyes.After a while, he put down the stick and asked, "Wooden sticks are easy to cut, but iron sticks are hard to drill!"

Zhu Zhanji smiled and said: "We can cut wooden sticks now, is it still far from cutting iron sticks? Give my grandson two years at most, and I can make Daming use endless muskets in the future."

Chapter 85 Reason

Hearing what Zhu Zhanji said, Zhu Di asked excitedly: "Will Jier lead the military order?"

The most difficult thing about Ming's firearms is the manufacture of the barrel.In this era, holes cannot be drilled, and gun barrels are hammered out by craftsmen. For safety, they have to be double-layered. This also makes the manufacture of muskets not only slow, labor-intensive, but also unsafe.

Zhu Zhanji nodded and said, "But my grandson has a few conditions."

Zhu Di's face was serious, he stared at him and said, "You still have to negotiate terms with me?"

Zhu Zhanji said shamelessly: "Grandpa Huang, if you want your grandson to do things, you must give him some people! Without craftsmen, how do you let your grandson do things?"

Zhu Di snorted and said, "Then tell me about your conditions!"

Zhu Zhanji thought for a while and said: "Grandson wants more people, from miners, iron smelters, blacksmiths, geomancy craftsmen, and then all the workers of the Ministry of Industry, each of which needs a few skilled workers, who are older It doesn't matter, the key is experience."

"I have agreed to all these, so you can make a musket?"

"The grandson hasn't finished talking yet, the grandson still needs to be a charcoal burner, a potter..."

Zhu Di listened impatiently, interrupted him and said, "I will give you whatever you want, so you can make a musket?"

Zhu Zhanji said affirmatively: "Sun Er not only wants to make firearms, but also better artillery."

The cannons of this era are actually simpler, and the key is the improvement of material technology and casting technology.

The casting and pouring techniques of the Ming Dynasty were actually very good. A large clock weighing several tons can still be engraved with fine patterns and patterns.

The key is the material process.

The most important thing now is to make qualified machine tools. As long as there are machine tools, the entire Daming industry will be able to improve in quality.

A lathe, or machine tool, has two parts that are difficult to solve at the current level of technology.

The first is the power part. Without electricity and motor, it cannot provide stable power output.

The second part is the material part. If you want to manufacture high-strength alloy cutting tools that meet the requirements, you need to improve the material process from the steel factory, and this requires countless trials to obtain qualified materials.

Only by solving these two problems can the machine tool truly play its due role.

To solve the first problem, Zhu Zhanji already has a draft. Nanjing is close to the Yangtze River. It only needs to build a waterway to rely on water power to provide power.

The most difficult thing to solve here is the power strength and transmission part of the waterwheel, but as long as the bearings are manufactured, the waterwheel can be built bigger, and the problem of power is not big.

But in terms of material technology, apart from knowing that tungsten steel is the best for making knives, Zhu Zhanji knows nothing about the ratio of materials.

Tungsten steel may not be easy to solve in other countries because there are not many tungsten ore reserves.However, China happens to be the world's largest tungsten mining country, and today's Nan'an Prefecture, which is later known as Dayu County, is the world's largest tungsten capital.

For Zhu Zhanji, who is familiar with the distribution of mineral resources around the world, if he wants to obtain high-strength tungsten alloy steel, he only needs to find an excuse to let people develop the tungsten mine there.

Let the miners mix the molten steel in furnaces, and they can always produce alloy steel that is harder than ordinary steel.

The key is the excuse.

Without a suitable reason, Zhu Zhanji said that there is tungsten there, which can make high-strength alloy steel, so he is not a grandson, but a magic stick.

Also, for this reason, he has not come up with a cement formula until now.

But the sharp weapon of cement, he was ready to hand over to Madi to invent.This little guy has the curiosity and associations of a scientist, and is good at daydreaming.

For example, when Zhu Zhanji makes a scooter, he can think of skates; the transmission system of a lathe, he can think of a bicycle.

When Zhu Zhanji talked to him, he was often taken into the ditch by him, but many of his whimsical ideas did have great possibilities.

For example, he used a [-]-power telescope to look at the moon, but he still couldn't see it very clearly, so he wanted to study a higher power telescope.

Zhu Zhanji reminded him that he can not only look far away, but also look down, so he combined several convex lenses to make a simple microscope.

Although the things made are still very rudimentary, but since the door has been pushed open.Zhu Zhanji believes that as long as he tastes the sweetness, he will have the motivation to promote the development of science and technology.

Ma Di didn't like to be clean before. He often wiped his nose with his sleeve and didn't wash his hands after eating.But when he saw a layer of wriggling germs on his arm, he suddenly became cleaner than anyone else.

Zhu Zhanji originally planned to sell the microscope to Tai Hospital after the Chinese New Year.It is also planned to ask Ma Di to go home, let him move his home here, let his father open several glazed kilns and porcelain kilns in Xiamaqiao, and at that time, get out the cement.

Although Ma Zhicai does not have Ma Di's whimsical ideas, he is an excellent craftsman.In just one month, he solved the problem of the steel ball circlip of the bearing, so that the steel ball will no longer be easy to run around.

Under his leadership, Bingzilian of the Young Army managed to file dozens of gears by hand to make this simple lathe.

He may never be an inventor, but there is nothing wrong with being an engineer.

Zhu Di confirmed it again: "I can give you whoever you want, can you be sure to mass-produce muskets in the future?"

Zhu Zhanji said with a chuckle: "Don't worry, grandpa, grandson never fights uncertain battles."

Zhu Di glanced at him sideways and waved his hands. All the eunuchs and cabinet scholars, including the guards in brocade clothes, immediately retreated.

Ma's uncle and nephew had never experienced this scene before, and they were a little dumbfounded at this moment. Seeing Zhu Zhanji waving at them, he immediately turned around and walked out.

This is actually disrespectful. You can only turn around and leave the room when you exit the room facing the emperor.But at this time, Zhu Di didn't care about these uncles and nephews, not to mention that he also had a bit of love for talent, so he didn't care about it.

Only when the grandpa and grandson were left in the warehouse did Zhu Di ask, "So, you treat your second uncle as an enemy? Never fight an uncertain battle...Are you sure you can win this time?"

Zhu Zhanji said solemnly: "The victory or defeat depends on Grandpa Huang's thoughts. I did this just to give Grandpa Huang an excuse to solve Daming's worries."

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