HDLW11G-30X12000 12-meters professional plate rolling machine
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Edge Milling Machine

Edge mill machines typically consist of the following key features and components:

  1. Milling Head: The heart of the machine is the milling head, which contains cutting tools, such as milling cutters or beveling blades. The milling head can be adjustable to produce different bevel angles and profiles.
  2. Worktable: The worktable is a flat surface on which the metal workpiece is securely clamped during the beveling process. It provides stability and precise positioning for the workpiece.
  3. Clamping System: The clamping system holds the workpiece firmly in place to prevent any movement during the milling process. This ensures accurate and consistent beveling along the entire edge of the workpiece.
  4. Control Panel: Modern edge mill machines may have a user-friendly control panel that allows operators to adjust various parameters, such as cutting speed, bevel angle, and feed rate.

How it Works: The edge milling process involves the following steps:

  1. Workpiece Preparation: The metal workpiece is prepared by cleaning its surface and ensuring it is free from any contaminants or debris.
  2. Workpiece Clamping: The workpiece is securely clamped onto the worktable, ensuring it is held in the correct position for the milling operation.
  3. Milling Head Adjustment: The milling head is adjusted to the desired bevel angle and depth based on the specific requirements of the project.
  4. Beveling Process: The edge mill machine is activated, and the milling head moves along the edge of the workpiece, removing material to create the bevel. The feed rate and cutting speed are carefully controlled to achieve the desired bevel finish.
  5. Inspection and Finishing: Once the beveling process is completed, the workpiece is inspected to ensure the bevel meets the required specifications. If needed, additional finishing operations, such as deburring, may be performed to achieve a smooth surface.

Applications: Edge mill machines are widely used in various industries, including:

  1. Welding and Fabrication: Beveled edges are essential for creating strong and reliable weld joints. Edge milling ensures that the edges of metal plates or sheets are prepared properly for welding, resulting in high-quality welded structures.
  2. Shipbuilding: Edge mill machines are used in shipyards to bevel the edges of steel plates used in ship construction, ensuring proper fit and seamless assembly of ship components.
  3. Construction and Infrastructure: In construction projects involving steel structures or bridges, edge milling is employed to produce accurate bevels for precise and secure joining of metal components.
  4. Pipe Fabrication: Edge milling is also used in pipe fabrication to create beveled edges on pipe ends for butt welding, enhancing the integrity and strength of the welded joints.

In summary, an edge mill machine is a specialized tool used in metalworking to create beveled edges on metal workpieces. It plays a crucial role in preparing materials for welding and joining processes, contributing to the efficiency and quality of various metal fabrication applications.

The JCOE pipe making production line is an advanced manufacturing process used to produce high-quality longitudinally submerged arc welded (LSAW) pipes. The acronym “JCOE” stands for “J-ing, C-ing, O-ing, and E-ing,” which refers to the specific forming steps involved in the production process. This method is commonly employed to fabricate large-diameter, thick-walled pipes used in various industries, including oil and gas, construction, water transmission, and structural applications.

The JCOE pipe making production line typically consists of the following main components and stages:

1. Uncoiling:
The process begins with uncoiling steel coils, which serve as the raw material for pipe production. The steel coils are unwound and fed into the next stage of the production line.

2. Forming:
In the forming stage, the steel coil is bent into a J-shape. This is achieved through a series of bending and preforming operations, gradually shaping the coil into the desired J configuration.

3. Pre-Welding:
After forming the J-shape, the edges of the steel coil are pre-welded together. This creates a continuous strip that will form the longitudinal seam of the pipe.

4. Cold Bending and O-ing:
The next step involves cold bending and O-ing the pre-welded strip. The strip is formed into a circular shape with a constant outside diameter (OD). This process ensures consistent dimensions along the entire length of the pipe.

5. Internal Welding (I-ing):
Once the O-ing is completed, the pipe undergoes internal welding to create a smooth, continuous inside surface. This step is critical to ensuring the pipe’s structural integrity and optimal flow characteristics.

6. External Welding (E-ing):
After internal welding, the pipe is moved to the external welding station. Here, an automated welding process fuses the edges of the pre-welded strip, creating a high-quality, longitudinally welded seam along the pipe’s length.

7. Calibration and Sizing:
Following welding, the pipe undergoes a calibration process to achieve the desired outer diameter and wall thickness. Sizing rolls and mandrels are used to accurately control the pipe’s dimensions.

8. Ultrasonic Testing and Inspection:
To ensure the quality of the welded seam and detect any defects, ultrasonic testing is performed on the pipe. The pipe also undergoes visual and dimensional inspection to meet the specified quality standards.

9. Cut-off and End Beveling:
After passing the inspection, the pipe is cut to the required length. End beveling is then conducted to prepare the pipe ends for welding and fitting.

10. Hydrostatic Testing and Coating:
The final steps involve hydrostatic testing to check the pipe’s integrity against internal pressure and applying external coatings for corrosion protection.

The JCOE pipe making production line is renowned for its efficiency, accuracy, and ability to produce high-strength, large-diameter pipes. The automation and precision in this production process result in consistent and reliable pipes suitable for various applications in industries that demand high-performance steel pipes.

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