News Archive

Production process of needle roller bearings

Production process of needle roller bearings 1. Needle roller bearings include many varieties, such as one-way needle roller bearings, automotive needle roller bearings, drawn cup needle roller bearings, etc. 2. In the needle roller bearing process, there is a blank forming process. Before that, the bearing needs to be well planned; then the blank is […]

Three things to be cared about bearings by heavy truck manufacturers

Whether lifting a boom or moving heavy objects, earth-moving trucks rely on bearings. Choosing the right bearing means: longer service life for heavy-duty truck mobile applications, the potential for maintenance-free bearings, and the ability to withstand stronger static and dynamic loads.    Some people may argue that all bearings are the same. However, there are […]

Classification of solar photovoltaic support system

1、Photovoltaic system on sloping roof According to the different slope roof substructure, we will provide you with unique accessories specially developed for slope roof photovoltaic system to meet your requirements. Characteristics of photovoltaic system support on sloping roof: § Suitable for tile roof with different thickness and adjustable height accessories, flexible to meet customer application […]

Driving mode of butterfly valve

Butterfly valve is a disc type open and close reciprocating rotary 90 ° Left and right to open, close or regulate the flow of a medium valve The door. Butterfly valve is not only simple in structure, small in volume, light in weight, low in material consumption, small in installation size, small in driving torque […]

What is double eccentric butterfly valve?

The double eccentric butterfly valve is also called high-performance butterfly valve, which is mainly used for drainage of water works, power plants, steel smelting, chemical industry, water source spring engineering, environmental facilities construction and other systems, especially for waterway pipeline, as regulation and closure equipment. Compared with the center line butterfly valve, the double eccentric […]

Advantages and disadvantages of hydraulic press

Advantages and disadvantages of hydraulic press (1) Advantages For the hollow structure with variable cross-section, the traditional manufacturing process is stamping two half pieces first, and then welding them as a whole, while hydroforming can form the hollow structure with variable cross-section at one time. Compared with stamping and welding process, hydroforming technology has the […]

Key points of selection of common hydraulic valves

Key points of selection of common hydraulic valves The selection of proper hydraulic valve is an important condition to make the design of hydraulic system reasonable, the technical and economic performance excellent, the installation and maintenance simple, and to ensure the normal operation of the system. Because the selection of hydraulic valve is very important […]

What should be paid attention to when welding lifting rings?

What should be paid attention to when welding lifting rings? Welding rings in production, its welding is a very important operation, is a test of human technology process. Matters needing attention in the welding of welding rings: 1. The welded structure can be annealed at a temperature of less than 600 ℃ for stress relief […]

Common materials of rings and riggings

Common materials of rings and riggings Based on the proper consideration of the use of rings, of course, it is better to choose high quality materials. Therefore, both manufacturers and users attach great importance to this issue. Kosobi is Professional manufacturers, a variety of non-standard specifications can produce, long screw use It does not affect […]

Classification of hydraulic valves

Classification of hydraulic valves According to different classification methods, hydraulic valves are divided into many kinds: 1、According to the control method: manual, electric control, hydraulic control, proportional 2、According to function: flow valve (throttle valve, speed control valve, shunt valve), pressure valve (relief valve, pressure reducing valve, sequence valve, unloading valve), directional valve (electromagnetic directional valve, […]

Application fields of stamping robot

Application fields of stamping robot It is an effective method to use stamping robot instead of manual operation to form a fully automatic production line in stamping production. The overall design of the stamping robot should be considered comprehensively, so as to make it simple, compact, easy to operate, safe and reliable, convenient to install […]

Nondestructive testing of welded pipe fittings: NDT

Nondestructive testing of welded pipe fittings: NDT Definition of NDT for welded pipe fittings: NDT refers to a testing method for materials or workpieces that does not damage or affect their future performance or use. NDT can find defects in the interior and surface of materials or workpieces, measure the geometric features and dimensions of […]

Tube bending production process

Tube bending production process  At present, there are basically two kinds of pipe bending production processes in China: The first type: small-diameter pipeline, the general outer diameter specification is ≤89mm, and cold bending is usually adopted, which is carried out by manual or numerical control pipe bending machine. After bending, annealing heat treatment is needed […]

How are qualified pipe fittings produced?

How are qualified pipe fittings produced? If the finished pipe fittings are viewed from the outside, it is difficult to distinguish between good and bad quality, which is only known during the use process. Engineering quality pays attention to safety first, and once an accident happens, it will cause irreparable losses. So how are high-quality […]

Principle and classification of check valves

Principle and classification of check valves   Check valve The function of this type of valve is to allow the medium to flow in one direction only, and to prevent the opposite direction. Usually, this kind of valve works automatically, and the valve flap opens under the pressure of fluid flowing in one direction; When […]

What should we pay attention to when using three screw pump?

What should we pay attention to when using three screw pump?   1. Selection of speed of three screw pump The flow rate of three screw pump has a linear relationship with rotation speed. Compared with the low-speed screw pump, the high-speed screw pump can increase the flow rate and lift, but the power is […]

Horizontal stainless steel storage tank

Characteristics of stainless steel storage tanks: 1. Stainless steel tank has strong corrosion resistance, which is not corroded by residual chlorine in outside air and water. Each spherical tank is subjected to strong pressure test and inspection before leaving the factory, and its service life can reach more than 100 years under normal pressure. 2. […]

What should we pay attention to in the application of wafer butterfly valve?

Wafer butterfly valve is a widely used valve. According to valve materials and driving forms, wafer butterfly valve can adapt to many different industries. Sealing materials for wafer butterfly valves can be roughly divided into two types: soft sealing type and hard sealing type. Soft seal butterfly valve has excellent performance, but it can not […]

Bearings prolong service life-sealing effect

Bearings are the basis for operating machinery, covering fields ranging from mining, motors, machine tools to transportation, power generation, and robotics. Ensuring the longest possible service life is essential to prevent excessive wear and tear; this wear and tear can lead to system failures, often leading to expensive downtime for equipment rebuilds. Engineers can use […]

E-type bearings: toughness and economy

Bearings are used in almost every industry, but sometimes designers need rugged parts that work reliably in the harshest environments. E-type bearings are very suitable for these conditions and can roll smoothly even in the presence of debris, dirt, water, chemicals and high temperatures. Another key benefit is that the rolling elements are tapered roller […]