The origin of the lock, what is the difference between Kongming lock and Luban lock?

There is no difference between the two.

Kongmingsuo, also known as Bagua Lock and Luban Lock, is a fixed combination of traditional residential buildings in ancient China. Lubansuo and Kongmingsuo are two different names for the same thing.

Kongmingsuo, without nails and ropes, is completely supported by its own structural connection, just like a piece of paper folded in half. It seems simple, but it embodies extraordinary wisdom, which is widely spread in China people's intellectual toys.

During the Spring and Autumn Period, Luban, a craftsman of Luban, made a toy that could be assembled and disassembled with six sticks to test his son's intelligence. After a busy night, my son finally took it apart. This kind of toy is called Luban Lock.

Extended data:

The development of Luban Institute (also known as Kongming Institute);

In the book "Goose Fantasy Collection" written by the owner of the Taohuaxian Pavilion in Qing Dynasty, the "six-son couplet" was introduced in detail. The book calls it "an educational tool, just like jigsaw puzzles and nine-ring chains." Its source is from the dramatist. "Six dwarf trees are crowned with six arts respectively, and there is a gap in the middle, which is combined with the gap to form a cross double cross shape.

China folk artists use Luban lock structure to make various handicrafts, such as rolling plates, chopsticks tubes, candlesticks, fitness balls and so on. In addition, there are combination balls, combination horses, Rubik's cube locks and photo frames made of plastic and wood in modern times.

Qin, an expert in intellectual games, is committed to the innovation of Lubansuo. He improved the traditional six-column Luban lock into seven, eight, nine, 10,10, 12, or even 15, and thus obtained the national patent. Ruban locks together and becomes a new combination. Qin's Amethyst and Lian Fang Tower are composed of several Luban locks.

Li Tiedun, a farmer from Anping, Hebei Province, even made a "Wanken Tower" with hundreds of Luban locks. This connection is not a simple pile connection and glue connection, but a complicated plug connection with gaps.

According to martin gardner, an American scholar, Lubanzo spread abroad hundreds of years ago. This kind of toy is mentioned in 1857 The Magician's Manual published in America. Gardner also marked the gap with the unit division method and pointed out 4096 theoretical styles.

Burr (thorn fruit) is often used to call Luban lock in English. The full name is a six-burr puzzle, which means "a puzzle in which thorns and fruits are put together with six thorns".