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Determination of machining allowances for CNC machine tools

Determination of machining allowances for CNC machine tools

2025-01-17

CNC加工余量确认 什么是CNC加工余量? 1.加工余量是指在加工过程中,为了去除工件上多余的材料,保证工件尺寸、形状和位置精度而预留的额外加工量。 2.加工余量的大小直接影响到加工效率和加工质量,因此合理确定加工余量是数控机床加工中的重要环节。 CNC加工余量的影响因素: 工件材料 工件材料的硬度、强度、韧性等物理性能对加工余量的大小有较大影响。 刀具性能 刀具的锋利程度、耐磨性、刚性等性能会影响加工余量的确定。 机床精度 机床的定位精度、重复定位精度、传动系统稳定性等都会影响加工余量的确定。 加工工艺 不同的加工...

Cooling lamp housing

Cooling lamp housing

2025-01-16

China factory adopts die-casting technology to manufacture heat dissipation lamp shell, which has excellent heat dissipation, elegant appearance and tight structure. Circular design makes the light distribution good and the lighting effect is good. The surface is shot blasted and then sprayed with black paint, which is corrosion-resistant and beautiful. This lamp shell is specially designed for heat dissipation and aesthetics, can quickly dissipate heat, extend the life of the lamp, is a good choice for modern lighting. Application Scenario Indoor Lighting Commercial Lighting Outdoor Lighting Industrial Lighting Smart Home Lighting Special Application Underwater Lighting: special sealing and heat dissipation design of the lamp shell, suitable for underwater environment, such as swimming pools, aquariums and so on. Explosion-proof lamps: insulated heat dissipation material lamp shell, can replace the metal shell, reduce the manufacturing process, reduce costs, suitable for hazardous environments.

Die casting and sand casting: how to correctly select the most suitable casting process for you

Die casting and sand casting: how to correctly select the most suitable casting process for you

2025-01-13

In manufacturing, casting is one of the key technologies used to produce components. Whether for automobiles, appliances, or industrial machinery, the casting process provides a robust and reliable solution. Die casting and sand casting are the two most common casting methods, and they differ significantly in many ways. Choosing the right casting process will have a direct impact on product cost, accuracy, productivity and material suitability. In this article, we will introduce these two casting process, and help you make the best choice for your project. Die casting and sand casting: process introduction 1. what is die casting? Die casting is a casting process that injects molten metal into a precision mold cavity through high pressure. It is commonly used in aluminum, zinc, copper, magnesium and other alloys casting, especially suitable for mass production of complex shapes, precision...

pneumatic piston

pneumatic piston

2025-01-12

Aluminum die-casting pneumatic piston is an important component in pneumatic system, widely used in pneumatic actuators, pneumatic tools, automation equipment and other fields. The product is made of high quality aluminum alloy material through aluminum die-casting process, which has the features of light weight, strong corrosion resistance, high precision and so on. Aluminum alloy pneumatic piston can not only effectively improve the working efficiency of pneumatic system, but also significantly extend the service life of the equipment. ItemsSpecificationsManufacturerNingbo HexinSize rangeCommon diameter: Φ20mm to Φ100mm, can be customized according to requirementsSurface treatmentAnodizing, spraying, polishing, etc.Working PressureMaximum Working Pressure: 10-20 MPa (according to the design requirements)Working TemperatureNormal Temperature to 150 ℃, adapting to high temperature and low temperature environmentsCorrosion resistanceConforms to the ISO 9227 Salt Spray Test Standard, strong corrosion resistanceDensity 2.7 g/cm³ pull...

Aluminum alloy die casting applications in the automotive industry: Advantages and prospects for custom aluminum casting components

Aluminum alloy die casting applications in the automotive industry: Advantages and prospects for custom aluminum casting components

2025-01-08

Preface Aluminum alloy, as an ideal material, has been more and more widely used in automobile manufacturing. Aluminum alloy die casting technology has become an indispensable manufacturing technology in the automotive industry due to its advantages of high precision, high strength and high efficiency. It is expected that by 2025, the market share of aluminum alloy die casting in the automotive industry will continue to grow, especially in the field of electric vehicles and high-performance vehicles, aluminum alloy die casting will play an increasingly important role. This article will delve into the application of aluminum alloy die casting in the automotive industry, analyze why aluminum die casting has become a widely used process in automotive manufacturing, and explain its specific application in automotive parts and components, to help you understand how customized aluminum die casting can contribute to the innovation and development of the automotive industry. History The aluminum die casting process originated in the early 20th century and was rapidly applied...

Transmission oil pan

Transmission oil pan

2025-01-06

Aluminum transmission sump is an indispensable key component in modern automotive transmission system, which is mainly responsible for holding the transmission fluid and ensuring the circulation flow of the fluid in order to provide the necessary lubrication and cooling functions. Compared with the traditional steel oil pan, aluminum alloy has many advantages, such as light weight, good heat dissipation performance, and strong corrosion resistance, and therefore it has become the preferred material for automotive transmission oil pan. Aluminum transmission sumps are not only designed to ensure good sealing to prevent fluid leakage, but also need to have high strength to cope with high pressure and high temperature environment inside and outside the transmission. In addition, aluminum has good thermal conductivity, which can effectively reduce the oil temperature and prevent the transmission fluid from failing due to overheating, thus ensuring the normal operation of the transmission system. Product Name:Automatic Transmission Oil Pan Installation Location:Transmission...

Die casting technology: a key manufacturing process for turning visions into reality

Die casting technology: a key manufacturing process for turning visions into reality

2024-12-24

In modern manufacturing, the die-casting process is regarded as an important means of manufacturing precision metal parts. It injects molten metal into precision molds at high pressure, enabling the production of complex shaped metal parts, which are widely used in automotive, electronics and other fields, supporting the technological development of several leading industries. This article will provide an in-depth analysis of the core processes, material selection and applications of the die casting process, and how this process can achieve innovation and excellence in manufacturing. What is die casting? Die casting is a highly efficient and precise method of casting metal, utilizing reusable molds to produce complex shaped metal parts. Unlike traditional casting processes, die casting injects molten metal into a mold under high pressure, making it particularly well-suited for high-volume production and providing high precision, repeatability, and excellent surface finishes. The die casting process was originally...

Small motor end caps

Small motor end caps

2024-12-23

This aluminum die-casting small motor end cap is made of high-precision aluminum alloy material through precision die-casting process, which has excellent mechanical strength and corrosion resistance. Its surface is finely treated, smooth and flat, which not only improves the appearance quality, but also effectively extends the service life. The compact design of the end cap meets the working requirements of the motor and has good heat dissipation performance, which can effectively avoid overheating problems. Applications Small motor end caps are widely used in many industries such as home appliances, automotive, robotics, power tools, electric bicycles and medical equipment. With its high-quality aluminum alloy material and precision die-casting technology, the end cap not only has good corrosion resistance and high strength, but also can effectively dissipate heat and protect the motor from overheating. Its compact design and stable performance ensure that the motor in long time operation...

How the low pressure casting machine operates

How the low pressure casting machine operates

2024-12-13

First, the operation of the overview of the low-pressure casting machine is a use of air pressure principle to realize the important casting equipment for metal liquid casting. In order to ensure the safe, stable and efficient operation of the equipment, and to improve the quality and productivity of casting products, this operating procedure has been formulated. This procedure specifies in detail the operation, care and maintenance of the low-pressure casting machine, designed to ensure the safety of the operator and the normal operation of the equipment. II. OPERATING CONTENTS 1. Preparation 2. Heating and melting the metal 3. Setting the injection parameters 4. Low-pressure injection 5. Cooling and curing 6. Venting and dross removal 7. Ejecting the casting 8. Post-processing 9. Inspection and maintenance III. Precautions Controlling the temperature of the molten metal Reasonable setting of the injection pressure and speed Optimization of the cooling system Periodic cleaning and checking of the molds Technical Requirements for Operators This operating procedure...

Low pressure casting equipment

Low pressure casting equipment

2024-12-13

Low pressure casting (LPDC for short) is a casting method in which molten metal is injected into a mold cavity at low pressure. Compared to high-pressure casting, low-pressure casting requires a lower pressure, usually between 0.1 and 0.6 MPa. This method is usually used for casting large or complex shapes of aluminum alloys, magnesium alloys and other light metal alloy parts, with better casting quality and higher production efficiency. Low-pressure casting equipment is the key to this process, and consists of several systems and components that ensure that castings are produced efficiently and accurately. Low-pressure casting (LPC) equipment is equipment for the production of aluminum alloy low-pressure casting products, which are usually used in the batch product production and manufacturing industries: such as aluminum alloy low-pressure casting automotive wheel production, steering knuckle production, automotive gearboxes, safety and explosion-proof housings, and automotive gearbox production....

Low pressure casting mold

Low pressure casting mold

2024-12-13

Low pressure casting is a casting method in which molten metal is injected into a mold cavity by gas pressure. Compared with high-pressure casting, low-pressure casting can improve the surface quality of castings, reduce porosity, and suitable for casting more complex shapes. In the process of low-pressure casting, the composition and design of the mold is critical, which directly affects the quality of castings, production efficiency and mold life. In this paper, we will discuss the main components of the low-pressure casting mold and their impact on the casting quality. The main components of low-pressure casting mold The design and manufacture of low-pressure casting molds are highly demanding, usually including the following key components: Key considerations for the design of low-pressure casting molds Advantages of low-pressure casting molds and applications Low-pressure casting molds not only improve the quality of castings, but also in the following several...

High Pressure Die Casting Principle Advantages and Disadvantages, Applications and Services

High Pressure Die Casting Principle Advantages and Disadvantages, Applications and Services

2024-12-13

What is high pressure die casting? High pressure casting principle: high pressure die casting (HPDC) refers to a production of metal products casting process, the principle of the process is to melt the metal solution at high temperature through the hopper will be melted metal liquid poured into the die casting machine injection pipeline, in the piston or plunger in the hydraulic pressure or pressurized gas push forward. Make the melted metal liquid filled die casting mold cavity, under the action of pressure forming and solidification and obtain castings, then die casting machine in the role of the cylinder to open the high-pressure die casting mold, aluminum die casting parts out, this process is called high-pressure die casting. The following diagram die casting machine production moving picture shown: high pressure die casting process characteristics high pressure die casting advantages and disadvantages: high pressure die casting advantages: 1, casting high dimensional accuracy, surface finish is good, generally equivalent to 5 ~ 8. 2, high strength and hardness, strength...

Aluminum die casting defects and their causes

Aluminum die casting defects and their causes

2024-12-10

The three elements of die casting die casting machine, die casting alloy and die casting mold is the three elements of die casting production, one cannot be missing. The so-called die-casting process is the three elements organically and comprehensively, so that it can be stable rhythmically and efficiently produce the appearance, good internal quality, size in line with the drawings or agreement requirements of the castings. Company inspection standards 1, controlled information: drawings, quality control table; 2, the national standard, the standard (JIS die casting standard); 3, customer limit samples die casting size is prone to changes in the parts: 1, slider 2, core 3, the size of the parting surface, 4, the top rod (the company's internal most economical guidelines, special requirements exceptions) inside the surface of the top rod relative to the casting body can be raised or concave 0.30MM inside and outside surface The top bar (polishable part) can be raised or recessed by 0.30mm relative to the casting body.

Differential pressure casting process and principle

Differential pressure casting process and principle

2024-11-27

What is differential pressure casting? Differential pressure casting (also known as counterpressure casting), is the liquid metal in the differential pressure, filled to a certain pressure in advance of the casting, crystallization, solidification and obtain castings of a process. It is a combination of two processes: low-pressure casting and crystallization and solidification under pressure. The process can be based on the shape of the casting, process requirements and casting characteristics, adjust the pressure in the cavity, so that the liquid metal flow into the casting under control, and in the casting does not change the state of the casting force conditions, so that the casting solidified under higher pressure, the production of other forming methods difficult to pour complex, thin-walled, whole aluminum castings, to solve the casting casting technology in a major key. The working principle of differential pressure casting: A. Inflatable B. Pressurization method C. Decompression method The casting is placed in the upper pressure cylinder, the crucible furnace is placed in the lower pressure...

Shaped parallel groove wire clips

Shaped parallel groove wire clips

2024-11-25

During the installation and operation of a tie line tower, the pulling force of the tie line needs to be precisely adjusted to ensure that the force is in a balanced state. In order to facilitate the installation and subsequent adjustment of the cable, adjustable cable clamps are usually placed in the area around the lower extension of the cable. Adjustment of the tie line can be accomplished with the aid of either basket screws or wedge-shaped UT-shaped tensioning clips, although the use of basket screws for adjustment of the tie line in towers has become less common in today's line conditions. The wedge-shaped UT-shaped tensioning clamp consists of a wedge mother, a wedge and a long U-shaped screw with a certain adjustment range. These clamps are not only used for stabilizing the tension wire, but also for adjusting the length of the wire and are suitable for the installation of GJ-25 to GJ-70...

XGH Pendant Clamp

XGH Pendant Clamp

2024-11-22

There are two main types of common stereotyped products for pendant wire clamps, one is the retained U-bolt style (i.e., boat type wire clamps), and the other is the common stereotyped products for pendant wire clamps, which are mainly of two types. One is the retained U-bolt type, often referred to as boat type wire clamps, which consists of a hanger U-bolt, a hull of wire clamps made of malleable cast iron, and a pressure plate. The second is the pre-twisted pendant wire clamp. Pendant wire clamps in the domestic application is extremely wide, mainly used for the wire fixed in a straight tower insulator string, or the lightning line suspended in a straight line tower, can also be in the transposition of the tower to support the transposition of the wire as well as for the tension-resistant corner tower jumper fixing, which is characterized by the installation of convenient and quick. The following is a detailed introduction to the two types of overhanging wire clamps: (1) the old ship-shaped wire clamps: wire and lightning conductor can be used to make...

NLL-2 Tension Clamp

NLL-2 Tension Clamp

2024-11-21

 Tension clamp (tension clamp, strain clamp, dead-end clamp), as an important fixture, is mainly used to fix the wire, so that it can withstand the wire tension, and the wire is properly hung to the tensioning string or tower. From the point of view of the structure and installation conditions, tensioning wire clamps can be roughly divided into the following two categories: non-conductive detachable tensioning wire clamps This type of tensioning wire clamps need to withstand all the tension of the wire or lightning line. The clamp holding force is required to be not less than 90% of the rated tensile strength of the installed conductor or lightning conductor, and does not function as a conductor of electricity. A significant advantage is that this type of wire clip can be removed after completion of the wire installation for separate use in other applications. Common types of this type of wire clip include bolt type tensioning clips and wedge type tensioning clips. Screw...

Communication equipment shells

Communication equipment shells

2024-11-14

Aluminum alloy communication equipment shell products, using high-quality aluminum alloy material, after precision CNC machining, oxidation sandblasting and other processes, with high strength, corrosion resistance, good heat dissipation and other characteristics. It has various designs, including aluminum profile shell, aluminum alloy chassis shell, aluminum alloy industrial control shell, etc. It supports customized processing, and can be processed according to customers' needs, such as opening, bending, welding, and so on, in order to achieve the best fit effect. These shells not only have a beautiful appearance, but also effectively protect the internal components of communication equipment, improve the stability and service life of the equipment. Product name: communication equipment shell installation location: a variety of communication supporting products external Application Scenario: Applied to a variety of communication equipment, such as routers, switches, fiber optic network splitter, decoder, gateway junction box, etc., can meet the different communication...

AT Box

AT Box

2024-11-13

Aluminum die-casting AT box body products are made of high-quality aluminum alloy materials, precision machining through high-pressure casting process, with excellent waterproof, moisture-proof, corrosion-proof and high temperature resistance performance, suitable for a variety of harsh environments. The product supports customization by drawing and sample, and can be personalized according to customer needs, and is widely used in automotive parts, communication equipment, instruments and meters, and other fields. Its surface is processed through many procedures, such as shot blasting, vibration blasting, heat treatment, dipping and seepage, polishing, painting, anodizing, electrophoresis, electroplating, powder spraying, etc., which makes it exquisite in appearance and reliable in quality. In addition, aluminum die-casting AT box body products also have good heat dissipation performance, can effectively protect the internal components from high temperature damage, to ensure the stable operation of the equipment. Product Name: Communication AT box body Installation Location: AT product box Application Scenario: Automobile manufacturing...

Casting crucible (silicon carbide crucible, graphite crucible, etc.) use tutorial

Casting crucible (silicon carbide crucible, graphite crucible, etc.) use tutorial

2024-11-13

What is a casting crucible? A casting crucible is a container used to hold and melt metal materials during the casting process. The melting point of metals is relatively high (Gold: 1064°C) Silver: 962°C Copper: 1083.4°C Cast iron: 1200°C Iron: 1535°C Aluminum: 660°C). Therefore, casting crucibles should be made of high-temperature resistant and refractory materials. Types of casting crucibles: What are casting crucibles made of: Casting crucibles are mainly categorized by shape: Round crucible: the most common shape, suitable for most melting needs. Square or Rectangular Crucible : Designed for the specific requirements of the metal, easy to handle and melt specific shapes of metal. Special shapes of crucibles: such as V-type, U-type, etc., which are used for specific melting processes or to meet special operating requirements. Crucible Furnace Operation and Maintenance Regulations: Before use, you must be familiar with the setup...

Explosion-proof Instrumentation Box

Explosion-proof Instrumentation Box

2024-11-13

Aluminum die-casting explosion-proof instrument box is made of high-quality aluminum alloy, molded by precision die-casting process, with high strength, corrosion resistance, explosion-proof and other characteristics, compact and reasonable structural design, optimal layout of the internal space, can be effectively installed and protect all kinds of explosion-proof instruments and electrical components, the surface of which has been treated with a special treatment, has a good dust-proof and water-proof function. Product name: explosion-proof instrument box Installation location: outside the instrument equipment Application scenario: petroleum, chemical, coal and other flammable and explosive hazardous places, to ensure the stable operation of the instrument and operational safety. Ningbo Hexin Manufacturing Features.

Electronic code box shell

Electronic code box shell

2024-11-11

Aluminum die-casting electronic password box shell using high-quality aluminum alloy materials, after precision die-casting process molding, with a solid structure, wear-resistant, corrosion-resistant characteristics; surface after fine treatment, smooth and bright, high-grade texture; built-in electronic password lock system, with safe and reliable password protection, easy and convenient to operate; reasonable design, accurate dimensions, suitable for installation in a variety of electronic equipment, to provide safe and reliable protection for the product. Safe and reliable protection. Product Name: password box Installation location: outside the door, outside the door for putting the key Application Scenario: Aluminum die-casting electronic password box shell is widely used in a variety of scenarios, including high-end electronic product storage, confidential document protection, safe deposit boxes for valuables, smart home security systems, bank self-service terminals, and industrial control equipment that requires a high degree of security, etc., ...

Car air conditioning compressor

Car air conditioning compressor

2024-11-04

Introducing our high quality aluminum die cast air compressor housings designed specifically for automotive air conditioning. Made from high-quality aluminum, this component is an essential part of your automotive air conditioning compressor parts, ensuring durability and optimal performance of your automotive air conditioning compressor system. It boasts precision engineering that meets industry standards to provide sturdy support and efficient heat dissipation for automotive air conditioning to maintain optimal operation of the air compressor. Scroll Automotive Air Conditioning Compressor™ Technology Fourth generation - and the latest generation of automotive air conditioning compressors. Adopting the principle of circular involute meshing, the dynamic and static scroll discs move relative to each other to realize efficient gas compression process. The key components are carefully crafted by applying CNC refinement processing technology, and the core materials are made of special formula and unique surface treatment technology, which provide the product with high energy efficiency ratio, strong reliability, and ...

Explosion-proof junction box

Explosion-proof junction box

2024-11-04

Aluminum explosion-proof electrical box is made of high-quality aluminum alloy material, with high strength, corrosion resistance, lightweight and portable features, the design is in line with international explosion-proof standards, and can effectively resist external explosive gases or vapors, to protect the safe operation of the internal electrical components and lines. Its internal structure is compact and reasonable, support a variety of installation configurations to meet the diverse electrical control needs, equipped with high sealing performance of the explosion-proof connectors and sealing strips, to ensure that in harsh environments can still be stable Product name: explosion-proof junction box Installation location: outside the electrical for explosion-proof Application scenarios: petroleum, chemical, coal and other high-risk areas, is to protect the production of safe and stable operation of the equipment is indispensable to the professional protection of the equipment. Ningbo Hexin Manufacturing Features.

Explosion-proof threading box

Explosion-proof threading box

2024-11-04

Aluminum explosion-proof stringing box is made of high-strength and high-quality aluminum alloy material, with excellent explosion-proof, anti-corrosion, dust-proof performance, suitable for a variety of harsh environments and hazardous areas of the cable line protection and management, the structural design is compact and reasonable, easy and quick to install, and can effectively prevent the electrical sparks and the explosion caused by the external impact to ensure the safe and stable operation of the circuit, and at the same time has a good heat dissipation and sealing, to ensure the long-term reliable operation of the line. It also has good heat dissipation performance and sealing to ensure the long-term reliable operation of the line. Product name: explosion-proof stringing box Installation location: small electrical outside Application scenarios: petrochemical, coal mining, electric power and other industrial areas indispensable electrical safety equipment. Ningbo Hexin Manufacturing Features.

Explosion proof electrical boxes​

Explosion proof electrical boxes​

2024-11-01

Aluminum explosion-proof electrical box is made of high-quality aluminum alloy material, with high strength, corrosion resistance, lightweight and portable features, the design is in line with international explosion-proof standards, and can effectively resist external explosive gases or vapors, to protect the safe operation of the internal electrical components and lines. Its internal structure is compact and reasonable, support a variety of installation configurations to meet the needs of diverse electrical control, equipped with high sealing performance of the explosion-proof joints and seals, to ensure that in harsh environments can still be stable Product name: explosion-proof electrical box Installation location: outside the electrical for explosion-proof Application scenarios: petroleum, chemical, coal and other high-risk areas, it is to protect the production of safe and stable operation of the equipment indispensable to the professional protection of the equipment. Ningbo Hexin Manufacturing Features.

AP Bridge Metal Enclosure

AP Bridge Metal Enclosure

2024-11-01

Die-casting AP bridge metal casing is made of high-precision die-casting technology and high-quality metal materials, featuring ruggedness, high protection level, superior heat dissipation performance, etc. It is specially designed to meet the high requirements of wireless network bridging equipment for stability, safety and adaptability to harsh environments, ensuring stable signal transmission, and is suitable for a wide range of complex application scenarios. Product Name: Automotive gearbox rear shell Installation Location: Automotive gearbox rear Application Scenario: Die-casting AP bridge metal shell is widely used in all kinds of outdoor wireless communication networks, especially in the city high-rise buildings, mountainous areas, countryside, and other complex terrain to build wireless AP bridge, it can provide strong protection and support, and effectively resist the wind, rain, lightning, sand and dust and other harsh natural environments on the erosion of the equipment, while its excellent heat dissipation performance and its... Excellent heat dissipation performance and...

Retarder housings

Retarder housings

2024-10-30

The automotive die-casting reducer housing is made of high-quality aluminum alloy material, which is formed in one piece by precision die-casting process to ensure the housing has compact structure, high strength and light weight. Its design optimizes the heat dissipation performance, effectively prevents overheating phenomenon and prolongs service life. The surface is finely processed, with good corrosion and wear resistance, able to adapt to a variety of harsh road conditions and complex environments. Accurately matched interface and sealing design ensures solid installation of internal parts and sealing of oil, providing stable and reliable support and protection for the automobile transmission system, which is the preferred part to enhance the performance and safety of the automobile. Product name: automobile reducer housing Installation position: automobile transmission reducer Application scenario: Automobile die-casting reducer housing is widely used in all kinds of automobile transmission system, especially in the need...

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