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The guillotine shearing machine has different types based on the working mechanism, control systems, and design features. Here are some of them:
By cutting mechanism:
Angular shearing machines have blades set at an angle to create a two-step cut. They are commonly used for cutting thick materials and achieving straight cuts. Straight shearing machines are equipped with horizontally aligned blades. They are suitable for making straight cuts on various materials, including metal, plastic, and wood.
By drive mechanism:
Hydraulic shearing machines use hydraulic power to operate the blades. They are suitable for cutting thick materials with precision and are commonly used in heavy industries. Pneumatic shearing machines use compressed air to drive the cutting blades. They are suitable for applications that require moderate cutting capacity and are commonly used in automated manufacturing environments.
By size and capacity:
Heavy-duty shearing machines are designed to handle thick gauges and large dimensions. They have robust constructions to withstand the cutting pressure and maintain stability during operation. Standard-duty shearing machines are suitable for general cutting applications across various industries. They offer versatile cutting solutions for different materials and thicknesses.
>By control system:
Manually operated guillotine shearing machines rely on operator control to position and initiate the cutting process. They are suitable for low-volume production and specialized applications that require custom cutting. CNC (computer numerical controlled) shearing machines are automated and programmed to cut materials with high precision. They are ideal for producing large volumes of parts with consistent quality and efficiency.
Understanding the specifications of a machine helps buyers know what applications they can handle. Additionally, it will be easy to identify parts that require maintenance and the optimal performance ranges.
Here are some standard specifications for a guillotine shearing machine:
Cutting Capacity
The maximum length and thickness of material the shearing machine can cut determine its cutting capacity. For metals, the thickness generally varies between 10 mm to 25 mm. The length can range from 2,000 mm to 6,000 mm or more, depending on the size of the machine.
Cutting Precision
The machine's cutting tolerance determines how accurately it can cut materials. Generally, machines will cut materials with a tolerance level of +/-0.1mm to +/-0.5mm.
Cutting Force and Power
A shearing machine's cutting force is measured in tons or kN. It indicates the amount of force generated when cutting through different material thicknesses. The force and power vary from machine to machine depending on the design and capability. For example, a machine may have a cutting force of 12 tons with a power of 30 kw.
Hydraulic System
Specifications for a hydraulic system will include the pump type, pressure rating, flow rate, and reservoir capacity. For example, the hydraulic pressure may have a specific rating of 2000 PSI.
Control System
The machine may feature an advanced CNC system that controls the cutting process. The system may include features like blade angle adjustment, a digital display for cut length, automatic stop functions, and more.
Overall Dimensions and Weight
Overall dimensions like length, width, height, and weight are crucial for installation and space planning purposes. A typical machine weighs over 5,000 kgs and has dimensions that an installation team will plan for before delivery.
Maintenance is critical to ensuring a guillotine shearing machine operates at optimal efficiency and cutting accuracy. Regular maintenance tasks can help to extend the lifespan of the machine and reduce unexpected breakdowns.
Here are some tips for maintaining the shearing machine:
Operating Manual:
Always refer to the manufacturer's maintenance manual and follow the specific instructions. The manual will outline the tasks to be performed, the frequency, and the amounts needed for lubricants and fluids.
Daily Checks:
Before starting the cutting machine, operators should visually inspect it for any immediate issues. They should look for leaks, loose parts, or components that show signs of excessive wear. Conducting a visual inspection can help to avoid operational problems. The hydraulic fluid reservoir should be checked daily before use to ensure it is at the correct fluid level.
Cleaning:
Waste materials and dust should be removed from the machine after every use. Compressed air can be used to blow out the crevices. Clean the blades to remove any residue that builds up to maintain cutting precision and avoid rust.
Lubrication:
Lubrication points on the machines should be oiled as per the maintenance schedule. The schedule will specify which parts to oil and how often. Regular oiled parts reduce friction and wear, helping rotating and moving components work smoothly.
Blade Maintenance:
The machine's blades should be closely monitored for signs of dullness or damage. Regular sharpening will be necessary to maintain cutting efficiency. If there are any signs of damage or they become worn, the blades will need replacement.
Documentation:
All maintenance tasks, repairs, and part replacements should be documented. Having a detailed record helps track the machine's maintenance history. It also aids in scheduling future tasks and ensures the machine retains its resale value.
Guillotine shearing machines have diverse applications across many industries because they cut various types of materials, including metal sheets, plates, and strips, precisely and efficiently. Here are some industry applications of guillotine shearing machines:
When it comes to choosing a guillotine metal shear for sale, several factors need to be considered to ensure an optimal purchase that meets application needs. The primary factors that need to be considered when choosing a guillotine shearing machine are the following:
Cutting Capacity and Size
People need to consider the cutting capacity and size of the guillotine shearing machine. This includes the maximum cutting thickness and width, as well as the dimension of the machine itself. It is important to ensure that the chosen machine can handle the specific requirements of the intended applications.
Cutting Precision and Quality
Consider the cutting precision and quality that the guillotine shearing machine offers. Look for features such as high-level accuracy, minimal burrs, and rough edges, and ensure that the machine provides precise cutting results that meet the desired quality standards.
Control System and Automation
Evaluate the control system and automation features of the guillotine shearing machine. Consider the user-friendly interface, programmable functions, and automated controls that enhance operational convenience and efficiency. Opt for a machine with a modern control system that simplifies setting and adjustments.
Safety Features and Compliance
Ensure that the guillotine shearing machine is equipped with proper safety features, such as emergency stop buttons, safety guards, and sensors. Consider the machine's compliance with safety standards and regulations to prioritize operator safety during operation.
Maintenance and Service
When buying a guillotine shearing machine, it is important to consider the machine's maintenance requirements and availability of repair services. Check the machine's maintenance scheduling and explore easily obtainable spare parts. Additionally, ensure that repair services are readily available in the vicinity to address any issues that may arise over time.
Q1: Is a guillotine shearing machine the same as a metal cutting press?
A1: No. A guillotine shear cuts metals using blades and relies on gravity or hydraulic force for cutting. Metal cutting presses use pressing force to punch through metal. Press machines can also be closed to operate as brakes to bend different metal workpieces.
Q2: What are the advantages of guillotine shears?
A2: Guillotine shears have numerous advantages. They are easy to operate, reliable, and have quick turnarounds for cutting metal. Also, they can cut through different types of metals, including thicknesses that vary widely. They allow for excellent cutting tolerances with minimal to no finishing required.
Q3: What are the limitations of guillotine shears?
A3: One major limitation is that guillotine shears cannot make curved cuts. Also, the shear cannot cut intricately detailed shapes. Finally, because the shears cut from the top down, there is a limited maximum thickness that each shear can handle.
Q4: Can a metal guillotine shear cut fine stainless steel?
A4: Yes. Stainless steel is often used in the construction industry. Stainless steel sheets can vary in thickness, so a fine stainless steel sheet can be cut after determining its thickness. Many stainless steel sheets are classified as 3, 4, or 5, which is Guillolate numbers for sheet thickness. Items classified under 4 or 5 should use a shear to cut марки guillotine shear cutting number for best results.