Jawaharlal Nehru Technological University Anantapur 2010-1st Sem B.Tech Code :R7411306 4 IV ester(R07)Regular s, ember/ember ROBOTICS & AUTOMATION - Question Paper

Code :R7411306 4
IV B.Tech I Semester(R07)Regular Examinations, November/December 2010
ROBOTICS & AUTOMATION
(Electronics & Control Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
1. (a) Compare the different attributes of robot with those of human being. discuss a robot structure with
a sketch.
(b) elaborate the different kinds of joints used in robots? Sketch the subsequent robots indicating the
joints and degree of freedom.
i. SCARA robot.
ii. Gantry robot.
2. (a) explain the textual robot language structure with the help of block diagram.
(b) elaborate the 4 main kinds of motion control used in robot programming? Which provides the
best control? discuss brie°y.
3. Draw the block diagram for compensation of disturbances, and discuss the terms in the diagram.
4. explain the applications and working principle of the subsequent sensors:
(a) Range sensors
(b) Acoustic sensors
(c) Tactile sensors
5. (a) elaborate the di®erent kinds of actuators used for robots? discuss the working of a hydraulic
actuator system.
(b) Classify the robot end-e®ector from the view point of control. Sketch and discuss a cam actuated
gripper used for robots.
6. (a) define the important considerations in the design of Gripper.
(b) Sketch and discuss the working of gear operated grippers used in industrial robots.
7. (a) State characteristics of work which promote application of robots. explain robot application for
assembly and inspection.
(b) What is robot software and discuss common software elements of a robot. explain what is motion
programming and how it is achieved.
8. Enumerate the advantages and limitations of using robots in subsequent applications.
(a) Spray painting
(b) Inspection

Earning:   Approval pending.