Thread Milling Saves Machining and Tool Change Time
Oct 14, 2020
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From the point of view of process safety, thread milling is a superior threading technology. The M6 thread milling head with a 240mm tool flange is operating with an external drill tooth (only half the number of teeth) for a service life of more than 5000h.
From the point of view of process safety, thread milling is a superior threading technology. The M6 thread milling head with a 240mm tool flange is operating with an external drill tooth (only half the number of teeth) for a service life of more than 5000h.
Manufacturers can look for professional companies to cooperate in further reducing production cycle times, improving the safety of component production processes, improving independent research and development of motor products and cutting. For example, Komet assists with the use of standard or special tools such as Komet, Dihart and Jel for demanding in-side machining and in machining operations from pupils to car threads.
With threaded milling heads, the boreholes required for assembly can be made directly on the housing cover. The processing of the lateral channel air compressor housing is particularly challenging. The complex shape of its housing cover has many intrusive contours, which make machining more difficult and force the flange of the threaded tool to become longer. Only extensions of the shaft can be used for this. If the standard tap thread milling head is M62.5×D, the tool flange reaches 240mm.
Long flanges can cause large radial forces.
The result of machining in this way is that the tool can break after 50 to 60 threads have been machined. The reason is that the flange is too long and the radial force acting on the tool is relatively large. The thread milling process is the best choice. This process saves a single tool and provides significant time savings. In addition, this technology can also be used in modern processing centers.
Although the use of thread milling on the tool break situation is not easy to grasp, can not achieve the required reliability, but because of the process has significant advantages, even if the tool break, people still put forward a positive view that the broken tool will not be left in the hole, so there is no need to spend time cleaning drilling, will not cause remnants.
Another advantage of using thread milling technology is the ability to combine drilling, widening, and threading in one operation. In the use of traditional technology to attack threads, the use of 2 to 3 kinds of tools (e.g. spiral drills, augmentation drills or trapezoidal drills and threaded drills), and the use of thread milling process, can save the amount of tools and save tool change time.
The number of teeth is halved but the safety is enhanced.
From the point of view of job safety, in order to have fresh air supply when attacking threads for the side channel air compressor shell, it is a better choice to take the processing method of external drilling teeth. Since the number of teeth is reduced by half compared to the original process, the injinding speed must be reduced and the processing time extended. However, this impact is not large relative to the job security achieved. As a result, the tool's service life can reach 5000 to 5200 threads at once. The radial force of the tool is also greatly reduced due to the use of external drilling teeth.
In order to achieve the best use of thread milling head in the machining center, TPT online CNC program software is used. In this way, Komet has also implemented the selection of the most suitable threaded tool for a variety of applications and the development of machining procedures. The procedure developed is 100% to ensure the accuracy of the machining dimensions and the optimum forward and cutting speeds.
