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The difference between non-standard fasteners and standard parts - PTJ Shop
Non-standard fasteners refer to fasteners that do not require a standard, ie fasteners that do not have strict standard specifications....
technical news
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Basic process of sheet metal machining lathe parts - PTJ Shop
Turning of lathe parts. The method of blanking processing includes Pu Chong, digital punching, shearing, laser cutting and wind cutting. Among them, digital punching and laser cutting are the main methods for sheet metal machining.... -
The main basic process of CNC lathe hardware stamping - PTJ Shop
The blanking and punching of the lathe parts is the process of separating the blanks. The blanking and punching processes are exactly the same, but the uses are different.... -
Analysis of 6 common nut tap breaking cases - PTJ Shop
During the tapping process, the taper is broken due to the unbalanced force of the operator's hands, causing the direction of the force to change.... -
Screw heat treatment - hydrogen embrittlement control - PTJ Shop
In any plating solution, a certain amount of hydrogen ions are more or less present due to the dissociation of water molecules. Therefore, in the electroplating process, the screw precipitates a metal (main reaction) at the same time as the hydrogen is precipitated (side reaction). ... -
Supply deformed skates original special screw accessories in china - PTJ Shop
The deformed shoes are designed with a light-touch movement. The mechanical support of the sole can freely retract the brackets and wheels, and has the functions of sports shoes and roller shoes.... -
How to calculate speed and feed in CNC programming cutting - PTJ Shop
Each tool takes different processing parameters for the material being processed. In the field of milling, toolmakers have developed more targeted coating technologies by optimizing tool materials to increase machining efficiency.... -
What Is Sheet Metal Fabrication
Sheet metal is a comprehensive cold fabrication process for metal sheets (usually below 6mm), including shearing, punching/cutting, folding, welding, riveting, splicing (such as chassis cabinets), forming (such as car body), etc. Its remarkable feature is that the thickness of the same part is consistent....