30+ Interview Questions and Answers

To solve problems in robots and detect faults, various techniques can be used such as sensor monitoring, data analysis, and predictive maintenance.

• Implement sensor monitoring to detect abnormal behavior or deviations in robot performance.

• Collect and analyze data from sensors to identify patterns or anomalies that indicate faults.

• Utilize predictive maintenance techniques to anticipate and prevent potential failures.

• Implement fault detection algorithms or machine learning model...read more

Mass production is continuous production of identical products while batch production is production of a specific quantity of a product.

• Mass production involves high volume production with standardized products

• Batch production involves producing a specific quantity of a product at a time

• Mass production is more cost-effective due to economies of scale

• Batch production allows for more flexibility in production and customization

• Examples of mass production include assembly lines f...read more

The minimum value that can be measured by a vernier caliper depends on the resolution of the caliper.

• The resolution of a vernier caliper is typically 0.02 mm or 0.001 inch.

• Therefore, the minimum value that can be measured is usually the resolution of the caliper.

• For example, if the resolution is 0.02 mm, the minimum value that can be measured is 0.02 mm.

5S is a workplace organization method that aims to improve efficiency and eliminate waste.

• 5S stands for Sort, Set in Order, Shine, Standardize, and Sustain.

• It involves organizing the workplace, eliminating unnecessary items, and creating a clean and efficient environment.

• Examples include labeling tools and equipment, creating designated storage areas, and implementing a cleaning schedule.

• 5S helps to reduce errors, increase productivity, and improve safety in the workplace.

I measure safety, quality, productivity, efficiency, and cost-effectiveness.

• Safety of workers and equipment

• Quality of products

• Productivity of the production line

• Efficiency of processes

• Cost-effectiveness of operations

Grinding is a process of removing material from a workpiece using an abrasive wheel or belt.

• Grinding is used to achieve high surface quality and dimensional accuracy.

• It is commonly used in manufacturing processes such as machining, welding, and casting.

• Grinding can be done manually or with the help of machines such as grinders and lathes.

• Examples of products that require grinding include automobile parts, medical devices, and aerospace components.

As a production engineer, I have measured the full dimensions of a car engine.

• I have measured the length, width, and height of the engine block.

• I have also measured the diameter and length of the pistons.

• Additionally, I have measured the thickness and width of the cylinder walls.

• All of these measurements are important for ensuring the engine is manufactured to the correct specifications.

G40, G28, G99, and G90 are G-codes used in CNC machining.

• G40 is used to cancel the cutter compensation.

• G28 is used to return the machine to the reference point.

• G99 is used to set the feed rate to units per minute.

• G90 is used to set the machine to absolute positioning mode.

Turning tools are cutting tools used in lathe machines to remove material from a workpiece.

• Turning tools come in various shapes and sizes depending on the application.

• The most common types of turning tools are roughing tools, finishing tools, and threading tools.

• The specifications of a turning tool include its material, shape, size, and cutting edge angle.

• The material used for turning tools can be high-speed steel, carbide, or ceramic.

• The shape and size of the turning tool de...read more

We manufacture a variety of products including consumer electronics, automotive parts, and medical devices.

• Consumer electronics such as smartphones and laptops

• Automotive parts like engine components and brake systems

• Medical devices including surgical instruments and diagnostic equipment

Gears are mechanical components that transmit power and motion between rotating shafts. Cutting process is a manufacturing process used to shape materials by removing unwanted material.

• Gears are used to transmit power and motion between rotating shafts

• They come in different shapes and sizes, such as spur, helical, bevel, and worm gears

• Cutting process involves removing unwanted material from a workpiece to shape it into a desired form

• Common cutting processes include turning, m...read more

The projection angle used in drawing depends on the type of drawing and the purpose of the drawing.

• Orthographic projection is commonly used in engineering drawings

• Isometric projection is used to show three-dimensional objects

• Perspective projection is used in architectural and artistic drawings

• The choice of projection angle depends on the object being drawn and the information that needs to be conveyed

I have used carbide inserts and ceramic inserts in my previous projects.

• Carbide inserts are commonly used for machining steel and other metals.

• Ceramic inserts are used for high-speed machining of cast iron and other hard materials.

• I have also used diamond inserts for machining non-ferrous materials like aluminum.

• The choice of insert depends on the material being machined and the desired surface finish.

I prefer a dynamic and challenging environment that encourages innovation and continuous improvement.

• Dynamic and fast-paced work environment

• Opportunities for learning and growth

• Collaborative and supportive team culture

• Clear communication and feedback channels

• Access to modern technology and tools

• Challenging projects that require problem-solving skills

The minimum value measure by screw gauge is the smallest distance that can be measured by the instrument.

• The minimum value measure is determined by the pitch of the screw and the number of divisions on the thimble.

• For example, if the pitch is 0.5 mm and there are 50 divisions on the thimble, the minimum value measure would be 0.01 mm.

• The screw gauge is commonly used in manufacturing and engineering to measure small distances with high precision.

G code is a programming language used in CNC machines to control their movements and operations.

• G code is a standardized language used in manufacturing to control CNC machines.

• It consists of a series of commands that tell the machine what to do, such as move the tool to a specific location or change the speed of the spindle.

• G code is used to create complex parts with high precision and accuracy.

• Examples of G code commands include G00 (rapid positioning), G01 (linear interpola...read more

The minimum value measured by a height gauge is the smallest distance that can be accurately measured by the instrument.

• The minimum value is determined by the resolution of the gauge

• For example, a gauge with a resolution of 0.01mm can measure a minimum value of 0.01mm

• The minimum value can also be affected by the accuracy of the gauge

• It is important to calibrate the gauge regularly to ensure accurate measurements

M-codes are machine codes used to control CNC machines. M00 is program stop, M30 is program end, M08 is coolant on, and M01 is optional stop.

• M-codes are used to control CNC machines

• M00 is used to stop the program

• M30 is used to end the program

• M08 is used to turn on the coolant

• M01 is used to create an optional stop

Various types of equipment are used in production engineering.

• Machining equipment such as lathes, milling machines, and drill presses

• Welding equipment including MIG, TIG, and stick welders

• Cutting equipment such as plasma cutters and waterjets

• Material handling equipment like cranes and forklifts

• Testing equipment such as gauges, micrometers, and CMMs

Control plan is a document that outlines the steps to be taken to ensure quality control in a manufacturing process.

• It is a written document that outlines the steps to be taken to ensure quality control in a manufacturing process

• It includes details on the process, the measurements to be taken, and the frequency of those measurements

• It is used to ensure that the manufacturing process is consistent and that the final product meets the required quality standards

• It is often used ...read more

M code is a programming language used in CNC machines to control various functions such as spindle speed, tool changes, and coolant.

• M codes are used to initiate specific actions or functions on a CNC machine.

• M codes are typically followed by a numerical value that specifies the desired action.

• Examples of M codes include M03 for spindle on clockwise, M05 for spindle stop, and M08 for coolant on.

• M codes can be customized and programmed to meet specific production needs.

• M codes ...read more

I have experience working with various types of machines including CNC machines, lathes, milling machines, and grinders.

• CNC machines

• Lathes

• Milling machines

• Grinders

Reading a drawing requires understanding of symbols, dimensions, and scale.

• Identify the title block for important information

• Understand the scale and units of measurement

• Read the dimensions and tolerances

• Identify symbols and annotations

• Understand the drawing's purpose and context

Grinding is a material removal process using an abrasive wheel, while turning is a machining process using a cutting tool to remove material from a rotating workpiece.

• Grinding is typically used for finishing operations, while turning is used for roughing and finishing

• Grinding produces a smoother surface finish than turning

• Turning is typically faster than grinding

• Grinding is used for materials that are too hard for turning, such as ceramics and carbides

• Turning is used for mate...read more

CNMG120408 is an indexable insert used in metal cutting operations.

• CNMG: ISO code for diamond-shaped inserts with 80-degree corners

• 12: Insert thickness in millimeters

• 04: Corner radius in millimeters

• 08: Insert length in millimeters

G76 and G92 are both G-codes used in CNC machining, but they have different functions.

• G76 is used for thread cutting, while G92 is used for setting the work offset.

• G76 specifies the thread pitch, depth, and other parameters, while G92 sets the position of the workpiece in relation to the tool.

• G76 is used with a threading tool, while G92 is used with a work offset probe or sensor.

• G76 is used to create external or internal threads, while G92 is used to set the workpiece origin ...read more

To make a program from a drawing, first analyze the drawing and break it down into smaller components.

• Identify the shapes and lines in the drawing

• Determine the dimensions and scale of the drawing

• Create a list of materials and tools needed

• Use a CAD software to create a digital model of the drawing

• Test the program to ensure it works as intended

The least count of a bore gauge is the smallest measurement that can be read on the gauge.

• Least count is determined by the number of divisions on the gauge scale and the distance between them.

• For example, a bore gauge with 50 divisions on the scale and a distance of 0.01mm between each division has a least count of 0.0002mm.

• Least count is important for accurate measurement and should be considered when selecting a gauge for a specific application.

I have worked on machines with various geometries, including cylindrical, rectangular, and spherical shapes.

• Worked on machines with cylindrical geometry, such as lathes and milling machines.

• Handled machines with rectangular geometry, like conveyor belts and packaging equipment.

• Dealt with machines with spherical geometry, such as ball bearings and rotary valves.

Quality is the measure of excellence or superiority of a product or service.

• Quality is meeting or exceeding customer expectations.

• It involves consistency, reliability, and durability.

• Quality is achieved through proper planning, control, and improvement processes.

• Examples include defect-free products, high customer satisfaction, and meeting industry standards.