semi-automatic metal circular sawing machine

General Description

• The semi - automatic tube cutter 425 is a specialized equipment designed for cutting tubes with a maximum diameter of approximately 425 millimeters. It combines manual and mechanical operations, where the operator is responsible for tasks such as tube loading, positioning, and unloading, while the cutting process is automated. This design offers a balance between operational flexibility and cutting efficiency, making it suitable for a variety of tube - cutting applications.

Mechanical Structure

• Cutting Tool: It is equipped with high - quality cutting tools suitable for different types of tubes. For metal tubes like carbon steel and stainless - steel tubes, tungsten - carbide - tipped saw blades are commonly used. These blades have excellent hardness and wear resistance, enabling high - speed cutting and ensuring a smooth cut surface. For plastic tubes, there are specific cutting tools designed to prevent material deformation and burrs. The cutting tool is mounted on a rigid spindle to ensure stable rotation and accurate cutting.

• Driving System: The driving system of the 425 - type semi - automatic tube cutter typically adopts mechanical transmission methods, such as gear or chain drives. These drives transfer power from the motor to the cutting tool, enabling the tool to rotate at a high speed. Some models may also have an adjustable transmission ratio, allowing the operator to adapt the cutting speed to different tube materials and diameters. This adjustability helps optimize the cutting process and improve cutting quality and efficiency.

• Clamping Device: To ensure the stability of the tube during cutting, a reliable clamping device is essential. Common clamping methods include manual screw clamping, pneumatic clamping, or hydraulic clamping (in some high - end models). Manual screw - type clamping is simple and cost - effective, suitable for small - scale production and occasional use. Pneumatic clamping offers faster clamping and releasing speeds, improving work efficiency, and is widely used in medium - volume production. Hydraulic clamping, on the other hand, provides greater clamping force and better stability, making it suitable for cutting large - diameter and high - hardness tubes in heavy - duty industrial applications. The clamping device is designed to firmly hold the tube in place, preventing any displacement or vibration during cutting, thereby ensuring the accuracy of the cut.

Control System

• Motor Control: The cutting tool of the semi - automatic tube cutter 425 is driven by an electric motor. The power and rotational speed of the motor are carefully matched to the material and diameter of the tube being cut. This ensures that the cutting tool has sufficient power to cut through the tube smoothly without causing excessive wear on the tool or damage to the tube. Some advanced models are equipped with motor speed - adjustment functions, allowing the operator to fine - tune the cutting speed according to the specific characteristics of the tube. This feature is particularly useful when dealing with different materials or when precise control of the cutting process is required. For example, when cutting soft materials, a lower cutting speed can be selected to prevent material deformation, while for hard materials, a higher speed may be used to improve cutting efficiency.

• Cutting Depth and Length Control: The control of cutting depth and length is achieved through a combination of mechanical limit devices and electronic control systems. The mechanical limit device physically restricts the movement of the cutting tool to ensure that the cutting depth does not exceed the required value. This provides a reliable safeguard against over - cutting and damage to the workpiece. The electronic control system, on the other hand, allows the operator to set the cutting length accurately. Using digital displays and input interfaces, the operator can enter the desired length, and the machine will automatically stop the cutting process when the set length is reached. This ensures high - precision cutting and consistent dimensions for each cut piece, which is crucial for applications where tight tolerances are required, such as in industrial pipe - fitting and mechanical manufacturing.

Applications

• Construction Industry: In the construction industry, the semi - automatic tube cutter 425 plays a vital role in various piping systems. It is widely used for cutting water supply and drainage pipes, as well as ventilation ducts. For example, in the construction of large - scale commercial buildings or residential complexes, there is a need to install a large number of pipes of different diameters. The 425 - type semi - automatic tube cutter can handle these pipes efficiently, cutting them to the required lengths with high precision. This ensures the proper installation and functionality of the piping systems, meeting the specific requirements of the construction project.

• Industrial Pipe Installation: In industrial fields such as petrochemical, power, and metallurgy, the installation and maintenance of industrial pipelines are of utmost importance. The semi - automatic tube cutter 425 is an essential tool for these tasks. It is used to cut pipes that transport various fluids, including petroleum, natural gas, and chemical solutions. In petrochemical plants, for instance, where pipes need to withstand high pressures and corrosive environments, the accurate cutting of pipes is crucial for ensuring the integrity of the pipeline system. The 425 - type cutter can provide precise cuts, facilitating the seamless connection of pipes and reducing the risk of leaks and other potential failures.

• Mechanical Manufacturing: In the mechanical manufacturing industry, the semi - automatic tube cutter 425 is widely used for cutting tubes that are used in various mechanical components. This includes hydraulic and pneumatic pipes in machinery and equipment. For example, in the production of industrial robots, precise - cut tubes are required for the hydraulic and pneumatic systems that control the movement of the robot's joints. The 425 - type cutter can meet these precise cutting requirements, ensuring the smooth operation of the mechanical equipment and improving the overall quality and reliability of the manufactured products.

Advantages and Limitations

• Advantages: Compared to fully automatic tube cutters, the 425 - type semi - automatic tube cutter has a more affordable price, which significantly reduces the investment cost for small - and medium - sized enterprises or workshops. Its operation is relatively simple, requiring only basic training for operators. There is no need for complex programming or advanced automation systems, making it easy to use for a wide range of users. Moreover, in small - batch and diverse tube - cutting tasks, its semi - automatic operation mode offers greater flexibility. Operators can quickly adjust the cutting parameters and handle different types of tubes according to specific requirements, which is difficult to achieve with fully automatic machines that are often designed for high - volume, standardized production.

• Limitations: The semi - automatic nature of the 425 - type tube cutter means that some operations rely on manual labor, which results in relatively lower production efficiency compared to fully automatic models. In long - term and high - volume production tasks, the fatigue and potential errors of manual operations can lead to instability in cutting quality. Additionally, for some high - precision and complex - shaped tube - cutting requirements, the semi - automatic tube cutter may not be able to meet the strict standards. Its cutting capabilities are limited by the mechanical structure and control accuracy of the machine, and it may struggle to produce intricate cuts or handle materials with extremely high hardness or special properties without additional modifications or advanced techniques.

• Final samples:

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• Item	Name	Unit	Data
  1	Sawing Scale	mm	90 degree	45 degree
  	square pipe		60*60	45*45
  	round pipe		Φ80	Φ60
  	rod		Φ35	Φ25
  	square bar		38*38	25*25
  2	Feeding	Manual
  3	speed	adjustable
  4	Weight	kgs	250 kgs