博文

目前显示的是 五月, 2022的博文

Hydraulic Press System - Working Pressure

图片
  When design of  hydraulic press  system, the system working pressure is often pre-determined (selected according to the design model referring to the relevant materials), and then according to the requirements of each actuator for the movement speed, the hydraulic system flow can be determined after detailed calculation. When the external load is fixed, the higher the system pressure is selected, the smaller the geometric size of each hydraulic component is, and a lighter and more compact structure can be obtained. Especially for large excavators, it is more important to select a higher working pressure.                                                                             The working pressure of the primary selection system is not equal to the actual working pressure of the system. After the system design is completed, according to the load cycle diagram of the actuator, according to the selected effective area of ​​the two chambers of the hydraulic cylinder and the displaceme

How to Fix the Price of Hydraulic Press Machine

图片
  How much does a   hydraulic press machine   cost? To know the answer, we should first understand what is a hydraulic press machine. Hydraulic press machine  uses liquid as the working medium and is made according to Pascal's principle to transmit energy to realize various processes. Hydraulic press machine, also known as oil press machine, according to the structure of hydraulic press is divided into four-column hydraulic press, single-column hydraulic press, gantry frame hydraulic press. It is commonly used in pressing process and press forming process, such as: forging, stamping, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, pressing and so on. Working in hydraulic press machines for many years, most users will ask how much for a XXX ton hydraulic press according to their own needs. Although the maximum pressure of the hydraulic press is 25MPa, due to different processes or products, the stress surface of the product is also inconsistent. D

Copper Hot Extrusion Molding Press Machine

图片
  Red copper is a relatively pure copper, which can generally be regarded as pure copper, with good electrical conductivity and plasticity, but poor strength and hardness. A large number of production practices have proved that the hardness of red copper products made by cold extrusion process is not good, and phenomena such as cracking and material shortage often occur. Because, at present, most of the copper products are more or less manufactured by hot extrusion.  The red copper processing, which refers to the use of hydraulic press to apply pressure to the red copper blank to produce plastic deformation to obtain a processing method of forgings with certain mechanical properties, certain shape and size. The hot extrusion copper sleeve  molding press machine  selects the tonnage and structure appropriately according to the production process of copper.                         Copper Hot Extrusion Molding Method 1. Cut the copper raw material according to the preset size, obtain the

Hydraulic Press Machine for Ballistic Helmet

图片
  Kevlar bulletproof helmet is the representative of aramid fiber ballistic helmet. Aramid fiber material has the characteristics of low density, high strength, good toughness, high temperature resistance, easy processing and molding, etc. The strength of aramid bulletproof helmet is 5 times that of steel of the same quality. But the density is only one-fifth of steel, and the weight is only half of the glass fiber reinforced plastic helmet under the same protective strength. Hydraulic press machine  for molded aramid ballistic helmet, recommended composite material hydraulic press, mainly used for the forming process of various composite materials, such as glass fiber reinforced plastic resin composite materials, SMC, BMC, Kevlar and other materials, the main body of the equipment adopts a four-column structure, the structure Simple and stable, easy to load and unload, the hydraulic press machine is automatic, one-key switching, easy to operate, PLC control, precise control of pressur

Sheet Stretch Forming Press for Auto Parts

图片
The sheet stretch forming press is a kind of stainless steel stretching hydraulic press, which is widely used. From the tensile structure, it is divided into two types: lower top cylinder stretching and hydraulic cushion stretching. The sheet stretch forming press relies on the fast oil cylinder to generate pressure to complete shallow drawing, forming, flanging, bending, flanging, extrusion, forming, as well as calibration, press-fitting and other operations. Stretching and pressing of aluminum products and forward and reverse stretching of stainless steel products. This sheet stretch forming press is mainly used for stretching and forming of thin plates such as auto parts. It adopts hydraulic pad to stretch and form at one time. Performance Characteristics of Sheet Stretch Forming Press 1. It has independent power mechanism and electrical system, adopts button centralized control, and has jog and semi-automatic working system. 2. The sheet stretch forming hydraulic press has low ener

Die Cushion Role of Deep Drawing Hydraulic press

图片
The die cushion is a pressing device used in the  deep drawing hydraulic press . It presses the edge of the blank to prevent wrinkling during the drawing process. Equipped with a  deep drawing hydraulic press  with die cushion, the process range of the press can be expanded. The single-action press is equipped with a stretching pad to have the effect of a double-action hydraulic press, while the double-action hydraulic press is equipped with a stretching die cushion. In addition, die cushion can be used to top stock (or workpiece) or to locally shape the bottom of a workpiece.                       A new modular die cushion system to extend the life of deep-drawing dies, improve system reliability and reduce commissioning time for manufacturers. The new system includes a main cylinder with integrated position-measuring technology, accumulators, a hydraulic power unit and a number of manifolds. It features software libraries, and the control unit’s hardware components provide a compact,

Deep Drawing Press with Die Cushion

图片
  The bottom of   deep drawing press   is equipped with a hydraulic pad, which can be selected through the operation panel. This series of   hydraulic presses   are suitable for various stamping processes such as deep drawing, bending, forming, blanking and flanging. Die Cushion Of  Deep Drawing Press  Principle Some molds need to be pressed and drawn when the workpiece is working. When the mold is used as a thin plate deep-drawing edge holder on a four-column hydraulic press, the lower slider is required to rise to a certain position to realize the clamping of the upper and lower molds, so that the clamped mold can not only maintain a certain pressure to clamp the workpiece, but also make the mold. Descends as the upper slider is pressed down (edge press). At this time, the lower cylinder reversing valve 14 is in the neutral position. Since the pressing force of the upper hydraulic cylinder is far greater than the upward pushing force of the lower hydraulic cylinder, the lower hydraul

Hydraulic Press Machine Play Important Role In Industrial Manufacturing

图片
The  hydraulic press machine  represents a specific type of machine tool, essential in the performance of industrial manufacturing processes. Presses deliver energy through a force that acts over a distance or stroke. One important application is in metal forging manufacture. The energy of the press is used to close the die, forging the part within. Press machine tools apply force/energy to the work differently than drop hammers, (that deliver energy to the work through a collision), hammers are the other class of machine tools used to forge metal parts. Drop hammers are covered on the previous page. This page will cover different types of press machines, their function, and capabilities, although it is located in the metal forging section, forging is only one class of manufacturing processes that employ presses. Hydraulic Press machines  are also the primary machine tool used in metal extrusion and sheet metal fabrication processes. Hydraulic and mechanical presses are employed during

Choosing the Right Deep Drawing Press Supplier

图片
  At Delishi/Goodsjack, we not only provide high-quality   deep drawing press   machine, we also have the unique capability to draw a multitude of shapes in sizes far larger than most other manufacturers. And we can do it in a variety of materials, including stainless, cold rolled carbon, low alloy, and commercial and high-strength carbon steels, as well as aluminum, copper, brass, and more. Deep draw stamping is a metal forming process to produce a seamless multi-dimensional part. Annealing is the treatment process that uses heat to alter metal’s physical and chemical properties to relieve the stress of the material caused by the deep draw forming process, making the metal softer and easier to manipulate the shape of the material. Together, these processes provide an extremely cost-effective solution at high levels of production, and allows manufacturers the ability to easily, efficiently create products with complex geometries and seamless parts. The best option for your deep drawing

Hydraulic Press Machine For SMC Auto Shroud Forming

图片
FRP shroud, also known as FRP windshield, is an air guide device installed on the top of the cab of a truck or tractor. Its main function is to effectively reduce the air resistance and fuel consumption of the truck at high speed. SMC automotive air shroud is a product processed from glass fiber reinforced plastics and is a new composite material. Four-column   hydraulic press machines   of 1600 tons, 2000 tons and 2500 tons can be used to form the molded SMC glass fiber reinforced plastic automobile shroud. The  hydraulic press machine  for SMC auto shroud forming is equipped with servo control system and oil temperature cooling system, and adopts the design of three beams, four columns and three oil cylinders. The hydraulic system adopts the plug-in system, and the electrical system adopts PLC automatic control, which has the functions of jog and semi-automatic operation. The stroke, pressure and speed of each running part are independently adjustable within a certain range. Features