Percussion wrench
Specifications / Features
Percussion ring is a working end of the 12 corners of the plum blossom shape of the tap wrench.Knock on the production standard of the plum blossom wrench: GB/T4392-1995 (tap wrench and tap ring wrench)
Knock on the plum blossom wrench generally use the method of gear shaping processing of the plum blossom end of the tooth shape processing.
The gear shaping machine is carried out on the gear shaping machine, which is equivalent to a gear's gear shaping cutter and a tooth body which is formed by a pair of gears. Can be inserted into the process of tooth cutting tool in the first tooth blank cut a small piece of material, and then insert the gear cutter back and turn a small angle, the tooth blank also turned the corresponding angle. After that, the insert tooth cutter is inserted in the tooth blank and cut a piece of material. Continue to repeat the above process. Is this, the whole is a knife for cutting tooth, tooth shape is gradually formed envelope. Therefore, a pinion cutter, can be processed with the same modulus and tooth number of different teeth, there is no theoretical error.
Percussion ring wrench specifications: 17mm, 19mm, 22mm, 24mm, 27mm, 30mm, 32mm, 36mm, 41mm, 46mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm,, 80mm, 85mm, 90mm,, 95mm, 100mm,,,,, and
Tap ring wrench material: divided into steel material, aluminum bronze alloy and beryllium bronze alloy.
