plastic mold makers

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 …

After the mold processing is completed, the mold must be tested and repaired Read More »

What are the common engineering plastics for automobile parts molds?

What are the common engineering plastics for automobile parts molds? With the development of automobile lightweight and the increase of automobile production, the amount of plastic used in automobiles is increasing. In recent years, the market demand for energy conservation and consumption reduction has been exerting pressure on the lightweight design of automobiles. In order …

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plastic mold makers

What conditions should the cooling water design of plastic mold meet?

What conditions should the cooling water design of plastic mold meet? 1、 The edge distance between water conveyance and product material level shall not be less than 10MM generally, and shall be designed between 10MM and 12MM as far as possible; Alloy die is generally 25MM; 2、 The design of water transport margin and insert needle, thimble, ejector sleeve, insert material level margin is as follows: ① The edge distance between the water conveyance edge and the insert pin, thimble, barrel and insert material level of the internal mold less than 200MM shall not be less than 3.5MM:② For the...

Production management of injection mold processing is system engineering

Production management of injection mold processing is system engineeringInjection 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. Now many large injection mold factories provide one-stop services for injection mold from mold opening, manufacturing, injection molding and spraying. In this whole process, the management level of an...

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...

Drawing the mold structure and part drawings first in mold design

Drawing the mold structure and part drawings first in mold designIt is required to draw in accordance with the national drafting standards, but it is also required to combine the factory standards and factory custom drawing methods not specified by the state. Before drawing the general assembly drawing of the mold, the process drawing shall be drawn and shall meet the requirements of the production drawing and process data. The dimension guaranteed by the next process shall be marked with "process dimension" on the drawing. If no other machining is carried out after forming except for burr repair, the process...

Reduce mold processing defects and improve workpiece performance

Reduce mold processing defects and improve workpiece performanceMold processing defects will directly lead to the performance of the workpiece. How to reduce defects? Mold processing is an essential process used in the production of various products. However, during the mold processing process, defects can occur, leading to a reduction in the workpiece's performance. To reduce mold processing defects and improve the workpiece's performance, manufacturers can implement the following tips: In conclusion, reducing mold processing defects and improving workpiece performance requires manufacturers to implement the above tips. By improving the mold design, using high-quality materials, implementing proper maintenance, using correct processing...

What are the steps of the plastic mold processing process?

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...

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?

How to select mold manufacturers with complete supporting equipment

How to select mold manufacturers with complete supporting equipment It is suggested that you should pay attention to one basic common sense when purchasing, that is, you must choose a manufacturer with complete supporting equipment, that is, a mold factory with "five essentials", that is, you must have supporting precision CNC machining center, slow wire cutting, EDM mirror spark machine, high-speed and high-precision injection molding machine, three-dimensional and anime measuring instruments and other important necessary equipment for mold processing, production and testing, This point must be taken as the key to the evaluation and final selection. If there is no...

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...

The four elements of mould include quality, delivery period, price and service

The four elements of mould include quality, delivery period, price and service In the four elements of mould quality, delivery cycle, price and service, more and more users put the delivery cycle first. It has become a trend to require mold companies to deliver products as soon as possible. Enterprises try their best to improve their adaptability, technical level, equipment level, management level and efficiency are all effective means to shorten the mold production cycle. Vigorously improve the development ability, push forward the development work as far as possible, until it is involved in the product development of mold users,...

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....

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...

How to Select Wear Resistant Die Steel for Precision Plastic Injection Molding

How to Select Wear Resistant Die Steel for Precision Plastic Injection Molding Injection 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 batch production of some parts with complex shapes. In the process of injection molding production, the quality of the mold steel used by the injection mold factory determines the quality of the final product. Especially for some precision electronic products, the requirements for the injection mold are particularly high. So how should we choose the mold...

How to choose a reasonable plastic mold cooperation factory?

How to choose a reasonable plastic mold cooperation factory? Reasonable selection of cooperative manufacturers is often the first step to successMany customers are blind when they choose plastic mold manufacturers. Now many small factories on the Internet cheat customers after packaging. They often offer much lower prices than their peers to tempt customers to place orders. How to judge when choosing a high-quality plastic mold manufacturer? Plastic mold cooperation factories play an essential role in the manufacturing industry, providing companies with the necessary tools to produce high-quality plastic products efficiently. However, choosing a reliable plastic mold cooperation factory can be...

What are the technical requirements of the mold general assembly drawing?

What are the technical requirements of the mold general assembly drawing? Technical requirements for general assembly drawing of mould: 1) Performance requirements for some die systems. For example, assembly requirements for ejection system and sliding block core pulling structure.2) Requirements for die assembly process. For example, after the mold is assembled, the fitting clearance of the fitting surface of the parting surface shall not be greater than the parallelism requirements of the upper and lower parts of the mold, and the size determined by the assembly and the requirements for this size shall be indicated.3) Mold use, assembly and disassembly...

Unfavorable factors of transforming plastic processing into high-tech emerging manufacturing industry

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....

The Importance of Hot Runner in Plastic Mold Injection Processing

The Importance of Hot Runner in Plastic Mold Injection Processing Plastic mold injection molding is a method of industrial product production modeling. Plastic injection molding and plastic injection molding are usually used for products. Injection molding can also be divided into injection molding and die-casting. In plastic mold injection processing, hot runner and mold are used together and play a very important role. For example, in the plastic mold injection production of ultra-thin parts (such as displays), it is easy to produce high-precision and high-quality products by using hot runner; For plastic mold injection materials with poor fluidity (such as...

What 8 items should be included in the mold general assembly drawing

What 8 items should be included in the mold general assembly drawingThe general assembly drawing shall be drawn at a scale of 1:1 as far as possible, starting from the cavity, and the front view shall be drawn at the same time as other views. The general assembly drawing of the mould shall include the following contents: 1) Mold forming part structure2) Structure of the gating system and exhaust system.3) Parting surface and parting method.4) Outline structure and position of all connecting parts, positioning and guiding parts.5) Mark the cavity height dimension (not mandatory, as required) and the overall dimension...

develop mold standard parts and implement specialized production of molds is important

It is very important to develop mold standard parts and implement specialized production of molds In recent years, the plastic mold industry has developed rapidly in China, which is followed by increasingly fierce market competition. After joining the WTO, foreign mold manufacturers enter the domestic market. To stand out in the fierce competition, it is crucial to develop mold standard parts and implement specialized production of molds.As one of the pillar industries of China's light industry, the plastic industry has maintained a growth rate of more than 10% in recent years. In the plastic industry, the market of plastic hardware...

After the mold is tested, it needs to sort out the data for archiving

After the mold is tested, it needs to sort out the data for archiving Sort out data for archivingAfter the test, if the mold is not used temporarily, it should be completely wiped off the mold residue, dust, oil stain, etc., coated with butter or other antirust oil or antirust agent, and locked in the storage place. The technical data generated during the period from the design of the mold to the successful processing of the mold and the qualified inspection, such as the assignment, the production drawing, the technical specification, the general assembly drawing of the mold, the mold...

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 select materials for plastic moulds

How to select materials for plastic mouldsToday, with the rapid development of high-tech in the world, a variety of electronic products are overwhelming. And all kinds of electronic products can not be produced without plastic mold. Here we talk about how to choose the material of plastic mold.Internal mold: mainly refers to mold core, slider, lifter, insert, etc. For plastic mold without any requirements, 45 # steel and 50 # steel materials are generally used; P20 pre hardening plastic die steel is generally selected for ordinary requirements; 718 super pre hardening plastic mould steel must be selected for the plastic...

How to calculate the cost price of plastic mould correctly?

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...

What are the structures of the plastic mold

What are the structures of the plastic moldPlastic mold is a kind of combination mold used for compression molding, extrusion molding, injection molding, blow molding and low foaming molding. A series of plastic parts with different shapes and sizes can be processed with the coordinated changes of the convex, concave and auxiliary molding systems. What structures are plastic molds made of? A plastic mold is a specialized tool used in the manufacturing process of plastic products. It is designed to shape raw plastic materials into specific shapes, sizes, and dimensions according to the requirements of the product design. The structure...

The reason why it is difficult to make money in the widely used plastic mold industry

The reason why it is difficult to make money in the widely used plastic mold industryWith the progress of processing technology and production equipment, plastic molds use plastic materials as raw materials. Thermoplastic/thermosetting plastic products processed by different production and processing processes, such as hollow molding, are increasingly used in different occasions of production and life. Plastic molds are widely used in different industries, such as light industrial machinery, agriculture and forestry transportation. 1、 The domestic production and demand contradiction of high-grade plastic mold products is prominent Due to the large gap between China's molds and the world's advanced level...

What are the advantages and disadvantages of plastic mold injection molding

What are the advantages and disadvantages of plastic mold injection moldingPlastic mold is a kind of combination mold used for compression molding, extrusion molding, injection molding, blow molding and low foaming molding. A series of plastic parts with different shapes and sizes can be processed with the coordinated changes of the convex, concave and auxiliary molding systems. Plastic mold injection molding, also known as injection molding, is an injection molding method.The advantages of plastic mold injection molding method are fast production speed, high efficiency, automatic operation, multiple designs and colors, shapes from simple to complex, and sizes from large to...

A Comprehensive Guide to Injection Moulding Process: Everything You Need to Know

Injection moulding is a manufacturing process that is widely used in various industries to produce complex and high-quality parts in large quantities. This process involves the melting and injection of thermoplastic or thermosetting polymers into a mould, which is then cooled and solidified to form the desired shape. In this article, we will discuss the injection moulding process in detail, including its history, equipment, materials, process steps, advantages, and limitations. History of Injection Moulding Process: The injection moulding process was first invented by John Wesley Hyatt in 1868 to produce billiard balls. However, the early versions of injection moulding machines...

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...

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...

plastic mold makers

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