Electric chain saw assembly

An electric chain saw assembly, comprising a guide plate and a saw chain, the saw chain being arranged around an edge of the guide plate, wherein the saw chain comprises transmission chain pieces and connecting pieces which are sequentially and rotatably connected end to end;

• each of the transmission chain pieces comprises a cutting portion and a connecting portion, the connecting portion is connected with the connecting piece, and a top end of the cutting portion is provided with a tooth cutting structure;
• the tooth cutting structure comprises a cutting edge and a limiting tooth, the limiting tooth is located at a front end of the saw chain in a forward direction, the cutting edge is located at a rear end of the saw chain in the forward direction, and a chipping groove is arranged between the cutting edge and the limiting tooth;
• the cutting edge is higher than the limiting tooth, and the cutting edge bulges towards one side of the chipping groove to form an edge point;
• the guide plate comprises two outer guide plates and an oil guide plate positioned between the two outer guide plates, outer edges of inner walls of the two outer guide plates and a periphery of the oil guide plate form a guide plate groove for receiving the saw chain;
• the oil guide plate is provided with a plurality of oil guide holes, a plurality of oil injection holes, a plurality of oil guide channels, a plurality of oil guide branches, and a plurality of oil injection branches;
• the oil guide holes are arranged opposite to the oil injection holes, and the oil guide holes and the oil injection holes are respectively communicated with the guide plate groove;
• the oil guide holes are communicated with the oil guide channel through the oil guide branches;
• the oil injection holes are communicated with the oil guide channel through the oil injection branches;
• and
• front ends of the oil guide holes are provided with first end faces, rear ends of the oil guide holes are provided with second end faces, a distance between the second end faces and edges of the outer guide plates is is 0.5 mm to 2 mm larger than that between the first end faces and the edges of the outer guide plates.