Introduction Plastic injection molding is a widely used manufacturing process in the production of various plastic products. It is a process that involves melting plastic pellets and injecting them into a mold cavity, where the plastic cools and solidifies into the desired shape. Plastic injection molding is used to produce a wide range of products, …
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Pits to be avoided when purchasing personnel select appropriate mold suppliers (1) Never blindly believe in low purchase prices. There are always some traps hidden behind the low price, which are unknown to us. We can either pass the shoddy goods off as shoddy ones or cut corners. We should know that any mold factory …
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Mold classification and processing technology of vulcanized automobile tire
Classification of automobile tire molds: Processing technology of automobile tire mould (taking mould as an example): Mold Classification and Processing Technology of Vulcanized Automobile Tire Vulcanized automobile tires are essential components of modern vehicles. They are made using a complex manufacturing process that involves several stages, including mold classification and processing technology. In this article, we will explore the different types of molds used in tire manufacturing and the processing technologies used to produce high-quality vulcanized automobile tires. Mold Classification There are two main types of molds used in the manufacture of vulcanized automobile tires: Curing molds are used to...
Die punch is easy to break, iron filings, poor sprouting and molding
Die punch is easy to break, iron filings, poor sprouting and molding
What are the requirements for drawing all parts in mold design?
What are the requirements for drawing all parts in mold design?Drawing all partsThe sequence of drawing the part drawing from the general assembly drawing of the mold shall be: first inside then outside, first complex then simple, first molding parts, then structural parts. 1) Graphic requirements: be sure to draw according to the scale, and allow zooming in or out. The view selection is reasonable, the projection is correct, and the layout is appropriate. In order to make the processing patent number easy to understand and easy to assemble, the graphics should be consistent with the general assembly drawing as...
After the mold processing is completed, the mold must be tested and repaired
After the mold processing is completed, the mold must be tested and repairedMold test and repairAlthough the mold design is carried out under the expected process conditions when the molding materials and equipment are selected, people's understanding is often incomplete, so the mold test must be carried out after the mold processing is completed to see how the quality of the molded parts is. After finding that it is always the case, repair the mold to eliminate errors. There are many types of plastic parts with undesirable phenomena, and the causes are very complex, including mold and process conditions. Before...
PVC Mold: Understanding Its Benefits, Types, and Maintenance
Polyvinyl Chloride (PVC) is a widely used plastic material that has a diverse range of applications in industries such as construction, healthcare, and automotive. One of the most crucial uses of PVC is in the manufacturing of PVC molds. PVC molds are used in the production of various products such as pipes, fittings, and cables. In this article, we will delve deeper into PVC molds, their benefits, types, and maintenance. Benefits of PVC Molds: PVC molds offer several advantages over traditional molds. They are lightweight, durable, and cost-effective. PVC molds are easy to work with and are highly resistant to...
What are the factors that determine the processing price of plastic molds?
What are the factors that determine the processing price of plastic molds? In recent years, with the rapid development of the plastic industry and the continuous improvement of the strength and precision of general and engineering plastics, the application scope of plastic products is also expanding the plastic trend of industrial products and daily products. Generally, the structure of plastic mold is relatively complex, and the processing workload is relatively large, so the cost will be higher. If you want to reduce the cost of plastic mold, you should think more about the product design. Without affecting the assembly appearance...
Plastic mold manufacturers focus on developing molds with high technology content
Plastic mold manufacturers focus on developing molds with high technology content In recent years, although the growth rate of mould export is greater than that of import, the absolute amount of increase is still that of import is greater than that of export, which leads to the increase of mould foreign trade deficit year by year. This situation has improved in 2006 and the deficit has decreased slightly. There are two main reasons for the increase of the foreign trade deficit of moulds. First, the national economy continues to develop at a high speed, especially the rapid development of the...
How to Improve Mold Quality in Plastic Mold ManufacturingPlastic mold manufacturing is a very complex process. From the initial design, processing, assembly, debugging and other steps to the actual use, in the entire life cycle, the impact of each process on the quality of plastic mold must be considered, and every detail must be in place, so as to improve the quality of the final plastic mold. Plastic mold manufacturing is a complex process that requires a high level of expertise and attention to detail. One of the most important aspects of plastic mold manufacturing is ensuring the quality of...
Understanding Plastic Injection Molding: A Comprehensive Guide
Introduction Plastic injection molding is a widely used manufacturing process in the production of various plastic products. It is a process that involves melting plastic pellets and injecting them into a mold cavity, where the plastic cools and solidifies into the desired shape. Plastic injection molding is used to produce a wide range of products, from small components to large and complex parts. In this article, we will take a closer look at plastic injection molding, its process, materials used, design considerations, common defects, troubleshooting, and benefits and limitations. What is Plastic Injection Molding? Plastic injection molding is a manufacturing...
Causes and Solutions of Transparent Defects in Plastic Moulds
Causes and Solutions of Transparent Defects in Plastic MouldsPlastic mold is the mother of industry, and now the release of new products will involve plastic. Plastic mold molding technology is a widely used production method of plastic products. Many kinds of plastic products are produced by plastic manufacturers using plastic machines. For example, the mobile phone case that is very popular in our life is one of them. However, many plastic mold manufacturers with immature technology often show some shiny silver lines when making transparent products using TPU, PC and other materials, As a result, the aesthetics of products are...
Causes of Shrinkage Marks at Thicker Positions of Plastic Mold Parts
Causes of Shrinkage Marks at Thicker Positions of Plastic Mold Parts Shrinkage is more severe at thicker locations of plastic mold parts, such as rib or protrusion, than at adjacent locations, because the cooling rate of thicker areas is much slower than that of surrounding areas. Different cooling rates lead to the formation of concavity at the joint surface, which is known as the shrinkage mark. This kind of defect seriously limits the design and molding of injection mold products for household appliances, especially for large thick wall products such as the inclined case of TV and the display case....
Scrap jumping, waste plugging, poor flaring and uneven trimming of the mold
Scrap jumping, waste plugging, poor flaring and uneven trimming of the mold Scrap jumping, waste plugging, poor flaring, and uneven trimming are common problems that can occur during mold processing. Scrap jumping occurs when the mold produces products with excessive burrs or flash, which affects the product's appearance and performance. Waste plugging occurs when the mold cavity or runner is blocked, leading to incomplete product formation or even equipment damage. Poor flaring occurs when the product's edge is uneven, leading to poor aesthetics and performance. Uneven trimming occurs when the trimming process is not precise, leading to product size deviations...
How can CNC milling realize nano mirror machining?Mirror machining system is used to reshape the rotating tool. Mirror machining can be realized by using the reshaped tool for machining. Muye iQ series machine tools are equipped with this system to process with ultra-high precision and ultra-high surface quality. Its finish machined surface roughness can reach Ra10nm, which greatly reduces the polishing time and avoids the distortion of optical surface caused by manual polishing in traditional processing technology. It is very suitable for optical mold processing in 3C and lamp industries.
Process of proofreading, drawing review, drawing tracing and printing of mold design
Process of proofreading, drawing review, drawing tracing and printing of mold designProofreading, reviewing, tracing and printing (1) Relationship between mould and its parts and plastic part drawings Whether the material, hardness, dimensional accuracy and structure of the mold and mold parts meet the requirements of the plastic part drawing. (2) Plastic parts Whether the flow, shrinkage cavity, weld line, crack, and demoulding slope of plastic material flow affect the requirements for the use performance, dimensional accuracy, surface quality, etc. of plastic parts. Whether the pattern design is insufficient, whether the processing is simple, and whether the shrinkage of the molding...
One minute understanding of the eight steps of plastic injection molding
One minute understanding of the eight steps of plastic injection molding Injection molding, also known as injection molding, is an injection molding method. The advantages of the injection molding method are fast production speed, high efficiency, automatic operation, a wide variety of patterns, shapes from simple to complex, and sizes from large to small. Moreover, the product size is accurate, the product is easy to be updated, and it can form parts with complex shapes. Injection molding is applicable to mass production, products with complex shapes and other molding processing fields. What are the steps of plastic injection molding?
The Benefits and Process of Overmolding: A Comprehensive Guide
Overmolding is a popular manufacturing process that involves injecting a second material over a first substrate to create a multi-layered product. This technique offers several benefits, including improved product functionality, enhanced aesthetics, and increased durability. In this article, we will provide a comprehensive guide on the benefits and process of overmolding. What is overmolding? Overmolding is a manufacturing process that involves injecting a second material over a first substrate to create a multi-layered product. The process typically involves using two different materials, such as a hard plastic and a soft rubber, to create a product that is both rigid and...
How large is it better to cooperate with mold suppliers? Large scale, medium scale or small scale? The choice in this regard depends on the situation. If we only consider the scale of the factory, many people will think that the larger the scale is, the better, because the scale is large and the facilities are complete! Its size also indirectly reflects the high and low degree of customer selection! On the other hand, the larger the scale, the more difficult the price is. Whether the selected mold factory regards you as an important customer, that is, whether it attaches...
China's plastic mold industry adheres to market demand orientation
In recent years, China's mold manufacturing industry has achieved steady and rapid development and has become one of the new pillar industries in China's economic development. In 2022, facing the complex and changeable economic situation at home and abroad, the plastic products industry will adhere to the domestic and foreign market demand as the guide, increase the economic adjustment and transformation and upgrading speed, and achieve the good results of simultaneous growth of development speed and economic benefits, and further expansion of import and export trade scale.From January to April this year, the growth rate of China's plastic products industry...
What details should be paid attention to in plastic mold molding
What details should be paid attention to in plastic mold moldingPlastic mold is a tool for producing plastic products, and it is also a tool for giving plastic products complete structure and accurate size. Plastic molding is a processing method used in batch production of some parts with complex shapes. In order to meet the needs of molded parts, we need to pay attention to some matters when selecting plastic molds. Now let's talk about the details that need to be paid attention to when molding the plastic mold? Plastic molding is a popular manufacturing process used to produce a...
How to solve the problem of dark color and poor gloss of injection mold?
How to solve the problem of dark color and poor gloss of injection mold?Injection mold is a tool for producing plastic products; It is also a tool to endow plastic products with complete structure and precise size. In the process of processing and manufacturing, injection molds often encounter the phenomenon of dark color and poor gloss. What is the reason for the dark color and poor gloss and how to solve it? In the normal production, processing and manufacturing process of injection mold, the luster of mold surface is mainly determined by the type of plastic, colorant and mold surface...
Standard for exhaust of injection mold after adjusting injection molding process parameters
Standard for exhaust of injection mold after adjusting injection molding process parameters In the process of plastic mold injection molding, problems such as white top, black spot, shrinkage, bubble, silver wire, flash, etc. are often encountered in plastic parts. If the plastic products still have insufficient filling, high internal stress, bubbles and other phenomena after adjusting the injection molding process parameters, this is likely to be the exhaust problem of the plastic mold.In the manufacturing of injection mold, the exhaust of injection mold is a very important link. The exhaust of injection mold can represent the overall structure of injection...
The "flash" of injection mold is caused by the failure of mold or machine clamping force
The "flash" of injection mold is caused by the failure of mold or machine clamping force Injection mold is an important process equipment for producing various industrial products. With the rapid development of the plastic industry and the promotion and application of plastic products in aviation, aerospace, electronics, machinery, shipbuilding and automotive industries, the requirements of products on molds are increasingly high. During the injection mold process, flash (also known as overflow, flaring, burr, etc.) may occur. The flash mostly occurs at the opening and closing position of the mold, such as the parting surface of the moving mold and...
What are the advantages of high-speed cutting for injection mold processing
What are the advantages of high-speed cutting for injection mold processingInjection mold processing is to add plastic into the mold first, and then the mold rotates along two vertical axes and heats it. Under the action of gravity and heat energy, the plastic in the mold is gradually evenly coated, melted and adhered to the entire surface of the mold cavity, molded into the desired shape, and then made by cooling and shaping. In the processing and production of injection molds, many injection mold factories will use high-speed cutting technology. What are the advantages of using high-speed cutting for injection...
What auxiliary materials are used in plastic mold processing
What auxiliary materials are used in plastic mold processingPlastic mold is a tool that is used in the mold processing industry to match with the plastic mold forming machine, giving plastic mold products a complete configuration and accurate size. In order to improve the performance of the mold, various auxiliary materials such as fillers, plasticizers, lubricants, stabilizers, colorants, etc. should be added to the polymer to become a plastic mold with good performance. Now let's follow us to carefully understand some auxiliary materials of the plastic mold. Plastic mold processing is a complex and intricate process that requires the use...
What are the steps of the plastic mold processing process?Plastic mold processing refers to the processing of plastic molding and plastic blank making tools. It consists of upper mold and lower mold. In our mold factory, plastic mold processing is a very important process. Die processing refers to the processing of forming and blank making tools, and also includes shearing die and die cutting die. What is the processing flow of plastic mold?Generally, the mold consists of upper mold and lower mold. Place the steel plate between the upper and lower molds, and realize the forming of materials under the...
What impact will the temperature of plastic mold have on product processing
What impact will the temperature of plastic mold have on product processingPlastic mold is known as the "mother of industry". Its application can be traced back to the "ancient times". In the past few decades, with the rolling of the wheel of the scientific and technological revolution, the mold manufacturing industry opened a new chapter. With the rapid development of technology, it has made great contributions to the processing and manufacturing industry. The temperature of plastic mold is a very important link for injection molding. If the temperature of the plastic mold is well controlled, the processed product will be...
How to maintain the injection mould for producing plastic products
How to maintain the injection mould for producing plastic productsInjection mold is a tool for producing plastic products; It is also a tool to endow plastic products with complete structure and precise size. Injection molding is a processing method used in the mass production of some parts with complex shapes. Specifically, it refers to the injection of heated melted plastic into the mold cavity under high pressure by an injection molding machine, and the molded products are obtained after cooling and curing. In daily production, the injection mold needs effective maintenance, which can increase the service life of the mold...
8 knowledge points you must know if you want to do mold foreign trade
8 knowledge points you must know if you want to do mold foreign trade
How to calculate the cost price of plastic mould correctly?1、 Look at the mold structure. Is it a two plate mold? Three plate mold? Is hot glue duct used? If there are any special requirements, such as reset first, push plate push out, need for reaming, oil cylinder, etc., make sure the mold structure is clear first.2、 Look at the material of the mold core. The size of the mold core and the difficulty of processing. For example, if there are many tendons and more electrodes are needed, the processing cost must be higher. There is also a difference between...
Unfavorable factors of transforming plastic processing into high-tech emerging manufacturing industryMoulds are various molds and tools used in industrial production to obtain required products by injection molding, blow molding, extrusion, die-casting or forging molding, smelting, stamping and other methods. It is reported that this year, China's mold manufacturing industry will focus on system innovation, scientific and technological innovation, and quality model innovation to establish a more complete industry innovation support system, promote green and low-carbon development of the industry, and transform the plastic processing industry from a traditional manufacturing industry to a high-tech emerging manufacturing industry as soon as possible....
