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china latest news about CNC mold processing technology 12 standards

CNC mold processing technology 12 standards

October 18, 2023

1. Craftsmen compile craft cards 1) When the craftsman compiles the process card, he must specify the processing reserve amount, the direction of the reserve amount, roughness requirements and precautions in the process card. 2) Principles for writing processing process flow cards: On the premise of ...
china latest news about CNC machining knowledge - process knowledge

CNC machining knowledge - process knowledge

October 17, 2023

1. Holes with an accuracy less than 0.05 cannot be milled and require CNC processing, if it is a through hole, wire cutting can also be done. 2. The fine hole (through hole) after quenching needs wire cutting processing, the blind hole needs rough machining before quenching and finishing after ...
china latest news about CNC machining knowledge - machining equipment

CNC machining knowledge - machining equipment

October 16, 2023

1. Ordinary lathe Lathes are mainly used to process shafts, discs, sleeves and other workpieces with rotating surfaces. They are the most widely used type of machine tool processing in mechanical manufacturing(achievable accuracy 0.01mm). 2. Ordinary milling machine It can process flat surfaces, ...
china latest news about CNC machining knowledge - three parts of abnormality analysis

CNC machining knowledge - three parts of abnormality analysis

October 14, 2023

When the materials are fixed, the reasons from the following major aspects: 1. Clamping: whether the tooling fixture is used appropriately, including selection type, layout position, clamping strength, and reference plane selection. 2. Chips: including tool selection, tool edge, feed speed, chip ...
china latest news about What is machining accuracy? Interpretation of dimensional accuracy, shape accuracy and position accuracy

What is machining accuracy? Interpretation of dimensional accuracy, shape accuracy and position accuracy

October 13, 2023

1. Dimensional accuracy The degree to which the actual size of the processed part matches the center of the tolerance zone of the part size. 2. Shape accuracy It refers to the degree to which the actual geometric shape of the machined part surface matches the ideal geometric shape. 3. Position ...
china latest news about Polyacetal (POM) characteristics, advantages, disadvantages, and uses

Polyacetal (POM) characteristics, advantages, disadvantages, and uses

October 12, 2023

Characteristic It's a crystalline thermoplastic plastic with an obvious melting point of 165~175°C. Its properties are closest to those of metal. It is generally called plastic steel. Advantages 1. High mechanical strength and rigidity. 2. High strength. 3. Good environmental resistance and ...
china latest news about Characteristics and uses of TPE plastic materials, advantages and disadvantages of TPE plastic

Characteristics and uses of TPE plastic materials, advantages and disadvantages of TPE plastic

October 11, 2023

Thermoplastic elastomers (TPE) are generally elastic materials with a low elastic modulus that can be repeatedly stretched to more than twice their original length at room temperature and have the ability to almost completely return to their original length after the stress is relieved. Early ...
china latest news about The difference between engineering plastic and general plastic: definition, characteristics and main varieties

The difference between engineering plastic and general plastic: definition, characteristics and main varieties

October 10, 2023

Classification Definition Characteristic Main varieties Engineering plastic Generally used in the industrial field as structural parts, it is a plastic with excellent strength, impact resistance, heat resistance, mechanical strength and aging resistance, and can withstand large mechanical stress in ...
china latest news about Principles of fastener testing methods

Principles of fastener testing methods

October 9, 2023

There are two types of fastener torques: static torque and dynamic torque. Static torque: the instantaneous torque required to continue rotating a fastener in the tightening direction after it is fixed. Measure the torque after loading. Dynamic torque: the maximum peak value measured during the ...
china latest news about Causes of dimensional errors in plastic parts and injection molding parts during the manufacturing process

Causes of dimensional errors in plastic parts and injection molding parts during the manufacturing process

October 7, 2023

Materials: Non-uniformity of molding materials. Molding process: 1. The operating process conditions change. 2. Control accuracy error of molding equipment. Mold status: 1. Manufacturing tolerance of mold dimensions. 2. Mold wear. 3. The matching position error between the movable parts of the mold. ...
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