Assignment 1.docx

Assignment 1 (Deadline: 12-FEB-2019) Use the following steps to solve the below mention problems. (1) Identify the frame (2) Identify all other links (3) Identify the Joints (4) Identify the point of interest (5) Draw a kinematic diagram, (6) compute the degrees of freedom for the clamp. Note (An example problem solution is given in the last page ,you can get idea from it)

Question 1 : Draw kinematic diagrams, identify all links, joints and Point of interests. calculate mobility for the given diagrams (1)

(2) Hand pump

(3) Cam operating valve

(4) A Front loader

(5)

Question #2 : An uplifting mechanism is shown in (figure 1). Identify all the links and joints of this mechanism , Draw the skeleton diagram and calculate the Mobility of this mechanism?

Figure 1 Hint:

Question# 3 : Draw the skeleton diagram of (Figure 2) Mechanism. Calculate mobility and Classify the motion of this four-bar mechanism based on the configuration of the links ? (Hint) : (Crank Rocker or Triple Rocker ).

Figure 2

Question # 4 : : A mechanism is shown in (figure 3). Identify all the links and joints of this mechanism , Draw the skeleton diagram and calculate the Mobility of this mechanism?

Figure 3

Question 5 : A mechanism (automotive power window ) is shown in (figure 4). Identify all the links and joints of this mechanism , Draw the skeleton diagram and calculate the Mobility of this mechanism?

Figure 4

Question 6 : A mechanism (A Device to close the top flaps of boxes) is shown in (figure 5). Identify all the links and joints of this mechanism , Draw the skeleton diagram and calculate the Mobility of this mechanism?

Figure 5

Question 7 : A mechanism (a wear test fixture) is shown in (figure 6). Identify all the links and joints of this mechanism , Draw the skeleton diagram and calculate the Mobility of this mechanism?

Figure 6

Example : (7) Identify the frame (8) Identify all other links (9) Identify the Joints (10) Identify the point of interest (11) Draw a kinematic diagram, (12) compute the degrees of freedom for the clamp.