Knowledge

Injection molded products refer to products that are heated, plasticized, and melted by an injection molding machine, and then injected into the cavity of the mold for molding. Aft

A bullet consists of four parts: cartridge case, warhead, propellant, and primer. The propellant is made of chemical raw materials, and the materials used in the other parts can be

More than 90% of parts in automobile production need to be formed by molds, as shown in Figure 1. According to statistics from the International Model and Model Association, approx

The number of poles in a motor refers to the number of magnetic poles or windings in the motor. Common motor pole numbers include 2-pole, 4-pole, 6-pole, 8-pole, etc. Different pol

The liquid metal thermal management test device in the field of aerospace technology testing was developed by the Institute of Physics and Chemistry Technology of the Chinese Acade

This is the summary of people in the industry when they summarize the fixture design, but things are far from that simple. In the process of contacting various solutions, we found

Ingenious use of trigonometric functions to achieve micro-intensity In turning processing, workpieces whose inner and outer circles have a level of accuracy above second level are

In order to ensure that the machine or components can be assembled smoothly and meet the performance requirements specified in the design, and that disassembly and assembly are con

In our country, the purpose classification of steel is used as the basis for the classification of expression methods: 1) Carbon structural steel: Representation method: Q + number

The profile angle of metric trapezoidal thread is 30°, and the pitch is 1.5 to 8mm. In theory, standard carbide trapezoidal thread inserts can be purchased and turned. For larg

In the program screen, you can enter O-9999 when backing up all programs to back up all programs to PROGRAM.ALL or ALL-PROG.TXT. However, generally this file cannot be imported dir

Relevant inspections and preparations before starting the machine tool (1) Production environment Confirm that the minimum ambient temperature in the production workshop cannot be