Robotic Engineering(Departmental Elective - III) — Winter 2018

1) Define robot. 2) Define base and tool coordinate systems 3) Name the important specifications of an industrial robot.

Explain the various parts of a robot with neat sketch.

Sketch a robot wrist and explain it’s the joint movements.

1) What is meant by pitch, yaw and roll? 2) What is work volume? 3) What is meant by a work envelope?

Discuss any one of the types of gripper mechanism.

Briefly explain in the following terms: (i) Payload (ii) compliance (iii) Precision (iv) Accuracy.

Describe the types of end effectors & gripper mechanisms with simple sketches.

Explain a robot cell and its use.

What are the uses of sensor in robotics? What are the types of sensors used in robotics?

Discuss the types of drive systems used in robots.

1) What is machine interference? 2) What are the four basic robot configurations available commercially? 3) Classify the robot as per the type of control and mobility

Explain how to decide the HP rating of a motor ?

Explain the working of DC servo motors used in robotics

Write a short note on inverse kinematics.

What is meant by Jacobian?

Explain working on external and internal grippers with suitable illustration.

Sketch and explain 3 DOF associated with wrist.

Sketch and explain various types of joints in manipulator mechanisms.

Discuss the performance characteristics of actuators. Compare electrical, pneumatic & hydraulic actuators for their characteristics

What are the limitations of on-line robot programming?

Write down the basic types of robot programming.

Discuss the advantages and disadvantages of using robots in industry.

State Asimov’s Law of Robotics

Differentiate between path planning and trajectory planning

Determine the translated vector for the given vector v=25i+10j+20k, perform a translation by a distance of 8 units in “X” direction, 5 units in “Y” direction and 0 units in “Z” direction.