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Heat treatment of precision casting parts
Due to the different purposes of precision casting parts, there are many heat treatments which can be basically divided into two types 1. The first category is that the tissue structure will not be changed or should not be changed by heat treatment . 2. The second is the change in the basic organizational structure. The first heat treatment procedure is mainly used to eliminate internal stress, which is caused by diffe
What are the methods for removing rust from CNC machining parts?
General iron products will rust. This is basic common sense. Many people know it. Then CNC Machining Parts or accessories are used as bearings, etc. due to inventory conditions or improper rust prevention, for example, it is easy to appear. In the case of rust, it is basically impossible to use mechanical methods to deal with it. Chemical pickling will damage the accuracy of parts, so what method can be used to remove rust? Let`s tell you a little bit about m
Safety Rules and Operation Points of CNC Four Axis Machining
Safety rules for CNC four-axis machining: 1. CNC Four Axis Machining center safety operating procedures must be followed. 2. Before work, wear protective equipment according to regulations, tie up cuffs, and are not allowed to wear scarves, gloves, ties, aprons, and women workers should wear braids in hats. 3. B
How to maintain precision casting parts
1. The punching needle is very easy to break, bend, and bite in the whole process of high-temperature alloy precision casting, and the punching mask is generally bitten. Damaged punch and sleeve specifications are generally replaced with parts of the same size. The basic parameters of the punching needle include the specification of the working part, the specification of the assembly part, and the length specification.
Cleaning method of Aluminum alloy parts
For Aluminum Precision Machining parts, Aluminum alloy parts machining, how could we clean the stains on the surface of aluminum alloy parts? Let's have a look into it: 1. A small amount of aluminum alloy parts can be washed with cola, which can be washed very cleanly. This method can also be used for washing floors and tiles. For example, we can clean the aluminum windows and toilets in our house with Coke.
How to avoid scratches during welding when operating aluminum cavity CNC machining?
For Aluminum precision machining, it has been applied everywhere. SCZY LTD is one of the leading suppliers for this line of Precision machining parts processing. With the increasingly fierce market competition, customers have higher and higher requirements for the quality of our products. To guarantee the quality of our products, we must avoid scratches during the welding process when operating aluminum cavity CNC machining. Then how we can do? Today we would like to talk about it:
The Points of Machining Aluminum Alloy Thin-walled Parts
Machining Aluminum alloy parts have the characteristics of low density, high strength and corrosion resistance. Its lightness and strength make it widely used in the processing and manufacturing of various parts, such as automobile wheels, aviation parts and other aspects of technology and life. SCZY is accurate to tell you about the machining points of aluminum alloy thin-walled parts. The points of Machining Aluminum alloy thin-walled parts
The Methods of High Precision Machining for the Small Holes
In the High precision machining mechanical parts , Precision Machining Parts with holes generally account for 50% to 80% of the total number of parts. There are also various types of holes, such as cylindrical holes, conical holes, threaded holes and formed holes, etc. There are many types of high precision machining for the small holes, and each process has its own advantages and disadvantages. Now the SCZY team introduces the methods
How to Titanium Alloy Cutting Machining?
Due to the small deformation coefficient of titanium alloy, high cutting temperature, large tool tip stress and serious work hardening, the tool is easy to wear and chip during cutting, and the cutting quality is difficult to guarantee. How to do cutting titanium machining? 1.When cutting titanium alloys, the cutting force is not large, the work hardening is not serious, and it is easy to obtain a better surface finish, but the thermal conductivity of titanium alloys is sm
Summary about Forging Technology
Forging is a processing method that uses a forging machine to apply pressure to a metal blank to plastically deform it to obtain a forging with certain mechanical properties, certain shape and size. Forging parts nd stamping parts are one of the two major components. Forging has a long history in China, and it has been continued through the production method of manual workshops. Probably in the early 20th century, it gradually appeared in the railway, ordnanc
What are the most difficult materials for machining?
SCZY LTD is one of the leading manufacturers for precision machining parts, CNC machining parts, CNC milling parts, etc. What are the most difficult materials for machining? With the vigorous development of aerospace, petroleum, chemical, weapon and atomic energy industries, various difficult-to-machine materials have also been widely used, among which stainless steel, titanium alloy, hardened steel and other materials are the most representative. 1. Stainless steel Stai
What is the difference between die casting and low pressure casting?
Different Craftsmanship 1.Die casting is a process of filling liquid or semi-solid metals or alloys, or liquid metals or alloys containing a reinforcing phase, into the cavity of a die-casting mold at a high speed under high pressure, and making the metal or alloy under pressure A casting method for solidification to form a casting.
Hot Chamber Die Casting vs Cold Chamber Die Casting
Die casting is metal die casting on a die casting machine, and is currently the most productive casting process. Die-casting machines are divided into two categories: hot-chamber die-casting machines and cold-chamber die-casting machines. In performance 1. The hot chamber die casting machine has high production efficiency, and the tonnage generally does not exceed 800 tons. It is usually used to produce small parts (for die-casting zinc alloy, magnesium alloy, etc.), and the actual production hammer injection speed is genera
Application of precision die casting products in auto parts industry
Now China's machinery manufacturing industry has made great progress, especially the development of machinery parts manufacturing industry. China is now the world's second largest economy and is gradually becoming the world's manufacturing center. Many European and American developed countries have shifted the production of mechanical parts to China. China has become an important base for European and American buyers to directly purchase globally. This brings opportunities to China's manufacturing industry. In addition to the economic crisi
Normal Process flow of CNC machining center programming for newcomers
For CNC Precision machining parts producing, regardless of whether you are a newcomer or not, when programming, you should follow the programming process, otherwise, it is very easy to make mistakes. First of all, it is necessary to analyze the drawings, write the process sheet, etc., and then write the processing program of the workpiece, then input the program to the CNC machine tool, and finally carry out the program inspection and cutting test.
Talk About Safety Technical Work And Safety Operating Procedures Of Grinding Machining Parts
The Grinding Machining is widely used and is one of the main methods of precision machining of machine parts. However, due to the high rotational speed of the grinding wheel of the grinding machine, the grinding wheel is relatively hard, brittle, and cannot withstand heavy impacts. Accidental improper operation and crushing of the grinding wheel will cause very serious consequences. Therefore, the safety and technical work of cnc grinding processing is particularly important. Reliable safety protection devices must be adopted, and the opera
Common Die Casting Parts defects and solutions
Die casting are currently widely used in various decorations, such as furniture accessories, architectural decoration, bathroom accessories, lighting parts, toys, tie clips, belt buckles, various metal buckles, etc. Therefore, the surface quality of the castings is relatively high, and the requirements Has good surface treatment properties. Instead, the surface is bubbling. Defect characterization: There are blisters on the surface of die-casting parts, which are found after die-casting, exposed after p
Difficulties and Solutions of Stainless Steel Machining
Stainless steel machinging technology refers to the process of cutting, folding, bending, welding and other mechanical processing of stainless steel to obtain stainless steel products required for industrial production based on the properties of stainless steel and stainless steel machining equipment.We (Shenzhen SCZY Technology Co., Ltd) has
Reasons analysis for Slag inclusion defects in Investment casting
Common casting defects in investment casting parts processing include sticky sand, wrinkled skin, carbon black, cold insulation, collapsed box, pores, slag inclusion, deformation, surface carburization of steel castings, etc. Slag inclusion defects refer to dry sand, paint and other defects. Inclusions are defects formed as molten iron enters the casting during the pouring process. On the surface of the machined castings, white or black-gray inclusion spots can be seen, distributed singly or in sheets, the white is quartz sand particles, an
Defects of wax mold making for Investment Casting process
As it is known to all, investment casting is also known as lost-wax casting. Compared with other casting methods and parts forming methods, investment casting has the following advantages: high dimensional accuracy of castings, fine surface roughness values, dimensional accuracy of castings can reach 4-6 grades, surface roughness It can reach 0.4-3.2μm, which can greatly reduce the machining allowance of castings, and can realize no-margin manufacturing and reduce production costs; can cast castings with complex shapes that are difficult t
What do you know about the surface treatment of precision CNC machining parts?
What is metal finishing? A lot of people think of surface treatment, they may just think of it as an aesthetic finish like paint and powder coating to make parts look better and change color. Surface treatment is used to treat the exterior of a metal product by applying a thin complementary layer to the surface of the metal product. There are different types of metal finishing processes used for different purposes. In this news, we'
Summary of Common Problems in Thread Milling of CNC Machining Centers
The CNC Milling process of the CNC machining center is one of the most common processes. The CNC Milling process is more complicated, and there are often problems that affect the normal processing process. Next, the editor will sort out the precautions for milling for you, hoping to help you better use the cnc machining center for milling operations. Question 1: cnc milling cutter accelerated wear or excessive wear
Difference Between CNC Milling and CNC Turning
CNC milling CNC Milling is a machining process that produces custom-designed parts or components by gradually removing material from a workpiece using rotating multipoint cutting tools and computer control. These systems typically have three linear degrees of freedom. When the workpieces remain stationary, they can move freely around the X, Y and Z axes. This limited size operation reduces the speed of the operation, making milling more suitable for prototyping a
New technology for rapid shell making of high strength shell by investment casting
Our SCZY LTD is one of the leading manufacturers of investment casting parts processing in China market. At present, in domestic investment casting production, the widely used shell-making process using water glass as the binder and ammonium chloride solution as the hardener generally requires five or six layers of sand to be coated to make a shell. To hang one layer, it takes 20 to 30 minutes to harden and dry. The whole shell production cycle is relatively long, the efficiency is low,
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