Tool Room Trainee Interview Questions and Answers

Updated 18 Oct 2023

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Q1. Draw the symbols of 1st angle and 3rd angle view of engineering drawing

Ans.

The symbols of 1st angle and 3rd angle view of engineering drawing

First angle projection symbol is a square with one corner cut off and an arrow pointing towards the object
Third angle projection symbol is a square with two corners cut off and an arrow pointing away from the object
The symbol is usually placed in the lower right-hand corner of the drawing

Q2. What is the difference between 1st and 3rd angle projection

Ans.

1st and 3rd angle projection are two different methods used in technical drawing to represent 3D objects on 2D surfaces.

1st angle projection is commonly used in Europe and Asia, while 3rd angle projection is commonly used in North America.
In 1st angle projection, the object is placed in the first quadrant and the views are projected onto the planes of projection.
In 3rd angle projection, the object is placed in the third quadrant and the views are projected away from the plane...read more

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Q3. What is TPM/KAIZEN/5S ROBOTIC/CNC MACHINE Calibration/specification PM/Maintenance Electrical/machanical.

Ans.

TPM/KAIZEN/5S are methodologies for improving efficiency and productivity in manufacturing. CNC machine calibration involves ensuring accuracy and precision in machine operations.

TPM (Total Productive Maintenance) focuses on maximizing equipment effectiveness through proactive maintenance and employee involvement.
KAIZEN is a continuous improvement philosophy that involves making small, incremental changes to processes to achieve better results.
5S is a workplace organization m...read more

Q4. Expalin the ptoject that you made

Ans.

I created a web application for managing employee schedules.

Used React.js for the front-end and Node.js for the back-end
Implemented a calendar view for scheduling shifts
Included features for requesting time off and swapping shifts
Stored data in a MySQL database

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Q5. What is tool maintenance process

Ans.

Tool maintenance process involves regular inspection, cleaning, lubrication, and repair of tools to ensure they function properly and have a longer lifespan.

Regularly inspect tools for wear and damage
Clean tools after each use to prevent buildup of debris
Lubricate moving parts to reduce friction and wear
Store tools properly in a dry and secure location
Repair or replace damaged parts as needed
Keep a maintenance log to track inspections and repairs

Q6. What is ejector ?

Ans.

An ejector is a device used to create a vacuum by converting pressure energy into velocity energy.

Ejectors are commonly used in industries such as chemical, petrochemical, and power plants.
They work on the principle of the Venturi effect, where a high-pressure fluid is converted into a high-velocity stream through a constricted section.
Ejectors are used for tasks such as pumping liquids, creating a vacuum, or mixing fluids.
Examples of ejectors include steam ejectors used in p...read more

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Q7. What is slider ?

Ans.

A slider is a mechanical component that moves along a linear path.

Slider is commonly used in machinery and equipment to provide linear motion.
It typically consists of a sliding block or carriage that moves along a rail or track.
Examples include drawer slides, camera sliders, and linear actuators.