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Hydraulic Press Manufacturers

Hydraulic Press Manufacturers
Hydraulic Press Manufacturers

We are one of the Hydraulic Press Manufacturers and produce machines to bend the edges of sheet metal parts. The Hydraulic Press Machine are used in various metalworking industries

A hydraulic press is an equipment to produce compressive force. It depends upon pascal’s principle that the pressure throughout an enclosed system is constant. In a hydraulic press, the forces generated, and transmitted are achieved using fluid under pressure. The liquid system provides the properties of a solid. In simple press, a small piston transmits the fluid to a larger piston due to fluid under pressure

Below, you can check the full range of our horizontal press models:

Besides, we will give some more information about the mechanical press, pneumatic press and hydraulic press in this chapter.

The manufacturing of horizontal hydraulic presses involves a complex process that integrates various engineering disciplines, precision machining, and assembly procedures. Here’s a simplified overview of the key steps involved:

  1. Design and Engineering: The design phase involves creating detailed engineering drawings and specifications, considering factors such as press capacity, frame design, hydraulic system components, and safety features. Engineers utilize computer-aided design (CAD) software and finite element analysis (FEA) to optimize the design and ensure structural integrity.
  2. Frame Fabrication: The frame, the backbone of the press, is typically constructed from high-strength steel plates or castings. The frame is precision machined to ensure accurate dimensions and proper alignment of components. Welding, milling, and drilling are common machining processes employed in frame fabrication.
  3. Hydraulic System Assembly: The hydraulic system, the power source of the press, consists of a hydraulic pump, control valves, piping, and the hydraulic cylinder. Each component is carefully selected and assembled to achieve the desired press force, speed, and controllability.
  4. Ram and Work Table Assembly: The ram, the moving part that applies force to the workpiece, is precisely machined and assembled with the hydraulic cylinder. The work table, the surface on which the workpiece is positioned, is also carefully leveled and aligned with the ram.
  5. Tooling Preparation: A variety of tooling options, such as dies, punches, and adapters, are prepared based on the specific applications of the press. These tools are precision machined to ensure compatibility with the workpiece and the desired forming operation.
  6. Electrical System Integration: The electrical system, which controls the operation of the press, is integrated with the hydraulic system and safety interlocks. This includes electrical components, wiring, and control panels.
  7. Testing and Commissioning: The completed press undergoes rigorous testing and commissioning procedures to ensure it meets the design specifications, safety requirements, and operational functionality. This involves load testing, control system verification, and safety interlock checks.
  8. Documentation and Delivery: Comprehensive documentation, including operating manuals, maintenance schedules, and safety guidelines, is prepared for the press. The press is then carefully packaged and shipped to the customer.

Horizontal hydraulic press manufacturing is a sophisticated process that demands expertise in mechanical engineering, hydraulics, and electrical systems. The quality of the materials, precision of machining, and thorough testing ensure that these powerful machines deliver reliable and safe performance in various industrial applications.

Metalworking Press

A metalworking press is a powerful machine that utilizes hydraulic or mechanical pressure to form, shape, or cut metal workpieces. These machines are essential tools in various industries, including metal fabrication, automotive manufacturing, and aerospace engineering.

Types of Metalworking Presses

Metalworking presses can be categorized based on their power source and mode of operation:

  1. Hydraulic Presses: These presses utilize hydraulic fluid to generate force, offering precise control over the pressing operation. They are commonly used for forming and shaping operations.
  2. Mechanical Presses: These presses employ mechanical linkages and gears to transmit force, known for their high speed and impact forming capabilities. They are often used for blanking, punching, and coining operations.
  3. Pneumatic Presses: These presses utilize compressed air to generate force, offering a lightweight and compact design. They are commonly used for assembly and riveting operations.

Key Components of a Metalworking Press

Regardless of the type, metalworking presses typically share several key components:

  1. Frame: The frame provides the structural support for the press, ensuring stability and rigidity during operation. It is typically constructed from heavy-duty steel plates or castings to withstand the high forces generated.
  2. Power Unit: The power unit provides the energy source for the press. In hydraulic presses, it consists of a hydraulic pump, reservoir, and valves that regulate fluid pressure. In mechanical presses, it consists of a motor, flywheel, and gears that transmit mechanical force.
  3. Ram: The ram is the movable part of the press that applies force directly to the workpiece. It is connected to the power unit and slides along guides within the frame.
  4. Work Table or Bed: The work table or bed provides a stable surface for positioning and securing the workpiece during the pressing operation. It is typically adjustable to accommodate different workpiece sizes and heights.
  5. Tooling: Tooling is crucial for performing specific forming or cutting operations. Common tooling options include dies, punches, adapters, and forming tools. Dies are used to shape the workpiece, while punches are used to cut or pierce material. Adapters are used to connect different tooling components, and forming tools are used for specific forming operations, such as bending or straightening.
  6. Control System: The control system regulates the press’s operation, including ram movement, pressure control, and safety interlocks. It receives input from sensors and controls the valves, actuators, or mechanical linkages to achieve the desired forming or cutting operation.
  7. Safety Interlocks: Safety interlocks are essential components that prevent hazardous situations from occurring during press operation. They typically include sensors that detect the presence of an operator or workpiece and prevent the press from activating if safety conditions are not met.

Applications of Metalworking Presses

Metalworking presses are versatile machines used for a wide range of applications in various industries:

  • Metal Fabrication: These presses are used for forming and shaping metal components for various applications, such as sheet metal parts, structural beams, and automotive components.
  • Automotive Manufacturing: These presses are used for high-volume production of metal parts for automotive applications, such as body panels, brackets, and structural components.
  • Aerospace Engineering: These presses are used for precision forming of aerospace components, ensuring high strength, dimensional accuracy, and structural integrity.
  • Appliance Manufacturing: These presses are used for forming and shaping metal components for appliances, such as refrigerator doors, washing machine tubs, and oven panels.
  • Electronics Manufacturing: These presses are used for assembling and riveting electronic components, such as circuit boards and electronic enclosures.

Safety Considerations for Metalworking Press Operation

Safety is paramount when operating metalworking presses. Operators must follow strict safety guidelines to prevent accidents and injuries. These guidelines include:

  • Wearing appropriate personal protective equipment (PPE), including safety glasses, gloves, hearing protection, and sturdy footwear.
  • Ensuring proper machine setup and maintenance, following the manufacturer’s instructions.
  • Receiving thorough training and supervision before operating the press.
  • Securing the workpiece firmly on the work table before operation.
  • Avoiding distractions while operating the press.
  • Never operating the press with damaged components or under unsafe conditions.
  • Being aware of potential hazards, such as pinch points, moving parts, and high-pressure hydraulic fluid.
  • Never operating the press under the influence of alcohol or drugs.
  • Reporting any malfunctions or safety concerns to the appropriate personnel immediately.

By following safety guidelines and operating metalworking presses responsibly, operators can ensure safe and efficient production of high-quality metal components for a wide range of applications.

Mechanical Press

Mechanical presses belong to a class of machine tools that encompass a wide range of different machine types. Primarily, the mechanical press transforms the rotational force of a motor into a translational force vector that performs the pressing action.

Therefore, the energy in a mechanical press comes from the motor. These types of presses are generally faster than hydraulic or screw presses, (actually, the screw press may also be classified as a mechanical press). Unlike some presses, in a mechanical press, the application of force varies in both speed and magnitude throughout the distance of the stroke.

When performing a manufacturing operation using a mechanical press, the correct range of the stroke is essential. Presses are chosen based on the characteristics of the manufacturing process. Mechanical press machine tools are commonly used in metal forging manufacture, and sheet metal working. The desired application of force will dictate the type of machine required. Extrusion will often necessitate a more consistent force over a longer distance.

However, a mechanical press may often be a good choice for impact extrusion, since a fast, quickly repeatable application of force over a limited distance is what is needed for that type of manufacturing process. The most powerful mechanical presses in the modern manufacturing industry will have a press capacity of about 12,000 tons, (24,000,000 lbs).

Hydraulic Press Manufacturers

Pneumatic Press from Hydraulic Press Manufacturers

Pneumatic presses are used when the manpower is not strong enough to generate the force required, or the number of parts to be machined is too large. Pneumatic presses are manufactured with various force transmission
mechanisms.

Their movement is based on compressed and dried air. Usually, the air pressure applied is between 3 bar to 6 bar (44 psi to 87 psi). Pneumatic presses reach their nominal force at 6 bar (87 psi). A controller is needed t operate a pneumatic.

Normally, 2-hand controllers are used at manual workstations. In case the pneumatic press is integrated into an automated process a plc takes over the control. Pneumatic presses are manufactured in three different force transmissions: The toggle mechanism, direct acting, and hydro-pneumatic transmission. The optimum transmission ratio of the toggle lever produces large forces at the end of the stroke and ensures low air consumption. The relatively high ram speed and the defined length of the stroke are the advantages of the toggle mechanism.

Pneumatic toggle presses are therefore especially used for riveting, punching, and edge-cutting. Direct-acting pneumatic presses are the most widely used pneumatic presses. Their advantage is that they produce a constant force over the whole length of the stroke. The air pressure used is directly related to the generated force of the press. A particular advantage of the direct-acting pneumatic press is the precise adjustment of the stroke length. This allows for flexible use in various applications: such as assembling, bending, press-fit, and crimping

Hydraulic Press Manufacturers

Hydraulic presses are a powerful class of machine tools, they derive the energy they deliver through hydraulic
pressure. Fluid pressure, in a particular chamber, can be increased or decreased by the use of pumps, and valves

Sometimes devices and systems may be used to increase the capacity of the pumps in more powerful presses. These presses can operate over a long distance and at a constant speed. Hydraulic presses are generally slower relative to other press machine types. This involves longer contact with the work, therefore the cooling of the work can be an issue when hot forming a part with hydraulic force.

Hydraulic presses are capable of being the most powerful class of presses. Some may be as large as buildings and can deliver awesome pressure. The largest hydraulic presses are capable of applying 75,000 tons, (150,000,000 lbs), of force. The hydraulic press shown is being used to manufacture metal forging. Extrusion is also a very common use for such a press, although extrusion is often performed horizontally

EMS Metalworking Machinery

We design, manufacture and assembly metalworking machinery such as:

  • Hydraulic transfer press
  • Glass mosaic press
  • Hydraulic deep drawing press
  • Casting press
  • Hydraulic cold forming press
  • Hydroforming press
  • Composite press
  • Silicone rubber moulding press
  • Brake pad press
  • Melamine press
  • SMC & BMC Press
  • Labrotaroy press
  • Edge cutting trimming machine
  • Edge curling machine
  • Trimming beading machine
  • Trimming joggling machine
  • Cookware production line
  • Pipe bending machine
  • Profile bending machine
  • Bandsaw for metal
  • Cylindrical welding machine
  • Horizontal pres and cookware
  • Kitchenware, hotelware
  • Bakeware and cuttlery production machinery

as a complete line as well as an individual machine such as:

  • Edge cutting trimming beading machines
  • Polishing and grinding machines for pot and pans
  • Hydraulic drawing presses
  • Circle blanking machines
  • Riveting machine
  • Hole punching machines
  • Press feeding machine

You can check our machinery at work at: EMS Metalworking Machinery – YouTube

Applications:

  • Beading and ribbing
  • Flanging
  • Trimming
  • Curling
  • Lock-seaming
  • Ribbing
  • Flange-punching