THREADED SHARPENER

Pencil is one of the stationery we usually use most. The consumption of pencils around the world requires cutting down a large number of trees, which is a waste of wood resources. It is very uncomfortable to hold the pencil in the 1/3 position in your hand. At this time, people will naturally throw away the remaining pencils. The design of the "thread pencil sharpener" is inspired by screws in daily life. The design cuts the end of a short pencil into a threaded shape, and then cuts the end of the other pencil into a nut, and connects the two pencils back and forth through threads. Rotate and connect together, tighten it hard to make it very firm. In this way, it will become much more comfortable to hold in your hand, and it will solve the problem of pencil waste to the greatest extent, which has great environmental protection significance. "Thread pencil sharpener" is divided into three functions, conventional pencil sharpener, internal thread knife and external thread knife. The shape is round and simple, comfortable and simple to use, and the middle of the bottom is the area where waste lead and pen chips are poured. The end positions of the three functions have made modeling semantics of three different functions respectively, which is convenient for users to recognize the functions they want to use faster. The design of "thread pencil sharpener" makes it convenient for us to use the pen while saving more natural resources.