UNIT 4 tool changers

Remembering: What is the purpose of a tool changer in a CNC machine?

• To hold the workpiece
• To change tools automatically
• To perform drilling operations
• To perform milling operations

Understanding: What type of tool changer is commonly used in CNC machines?

• Linear tool changer
• Rotary tool changer
• Pneumatic tool changer
• Electric tool changer

Applying: How does a linear tool changer in a CNC machine change the tools?

• Manually
• Automatically using a belt
• Automatically using a rack and pinion system
• Automatically using a hydraulic system

Analyzing: Why are linear tool changers more commonly used in CNC machines compared to rotary tool changers?

• Linear tool changers are more reliable
• Linear tool changers are more efficient
• Linear tool changers are more cost-effective
• All of the above

Evaluating: Which tool changer is more suitable for CNC machines that require frequent tool changes?

• Linear tool changer
• Rotary tool changer
• Pneumatic tool changer
• Electric tool changer

Creating: Can a tool changer in a CNC machine be designed to change multiple tools at once?

• Yes
• No
• Sometimes
• It depends on the machine

Remembering: What is the main component of a tool changer in a CNC machine?

• The tool holder
• The tool magazine
• The tool changer mechanism
• The tool clamping mechanism

Understanding: What type of tool holder is commonly used in a CNC machine tool changer?

• Hydraulic tool holder
• Pneumatic tool holder
• Mechanical tool holder
• Electric tool holder

Applying: How does a tool changer mechanism in a CNC machine secure the tool in the tool holder?

• Using a hydraulic clamp
• Using a pneumatic clamp
• Using a mechanical clamp
• Using an electric clamp

Analyzing: Which type of tool holder is more suitable for heavy-duty CNC machining operations?

• Hydraulic tool holder
• Pneumatic tool holder
• Mechanical tool holder
• Electric tool holder