Podcast
Questions and Answers
Which type of motion does the follower exhibit on the profile of the cam where it neither reciprocates nor oscillates?
Which type of motion does the follower exhibit on the profile of the cam where it neither reciprocates nor oscillates?
- Pitch point
- Trace point
- Dwell (correct)
- Lift
What is the example of a multi-point cutting tool among the following options?
What is the example of a multi-point cutting tool among the following options?
- Drilling tool
- Milling cutter and broaching tool both (correct)
- Broaching tool
- Milling cutter
Which factor influences the size of a cam?
Which factor influences the size of a cam?
- Pressure angle (correct)
- None of these
- Hub size
- Base circle
In which direction does the term 'Upward' indicate?
In which direction does the term 'Upward' indicate?
What type of table on a machine tool is both circular and rotary?
What type of table on a machine tool is both circular and rotary?
Which point on a cam profile corresponds to the location where the follower remains stationary?
Which point on a cam profile corresponds to the location where the follower remains stationary?
What is the term used to describe the difference between high limit size and low limit size in manufacturing?
What is the term used to describe the difference between high limit size and low limit size in manufacturing?
Which of the following is NOT an advantage of interchangeability in manufacturing?
Which of the following is NOT an advantage of interchangeability in manufacturing?
At what temperature is the shaft fitted in expansion fitting?
At what temperature is the shaft fitted in expansion fitting?
How many types of holes are there in the I.S.O system?
How many types of holes are there in the I.S.O system?
What does the symbol represent in manufacturing processes?
What does the symbol represent in manufacturing processes?
Which of the following terms refers to the size that is neither too small nor too large in manufacturing?
Which of the following terms refers to the size that is neither too small nor too large in manufacturing?
What are deep hole drilling machines widely used for making?
What are deep hole drilling machines widely used for making?
What is used to hold the cylindrical job at the work table?
What is used to hold the cylindrical job at the work table?
What material is the column of a shaper machine made up of?
What material is the column of a shaper machine made up of?
Where do quick return mechanisms find their application?
Where do quick return mechanisms find their application?
What is the purpose of using a plug gauge?
What is the purpose of using a plug gauge?
Which type of movement can be achieved using a rotary table on a milling machine?
Which type of movement can be achieved using a rotary table on a milling machine?
What unit is a radian used to measure?
What unit is a radian used to measure?
How does the centimeter of a shrink rule compare to an actual centimeter?
How does the centimeter of a shrink rule compare to an actual centimeter?
What determines the size of the centre drill?
What determines the size of the centre drill?
Which type of roller is used in the roller box turning tool holder?
Which type of roller is used in the roller box turning tool holder?
What is the approximate hardness of HSS milling cutter?
What is the approximate hardness of HSS milling cutter?
In the metric helical gear proportion for real module, which formula represents it correctly?
In the metric helical gear proportion for real module, which formula represents it correctly?
Which type of bevel gears is primarily used in automatic drives?
Which type of bevel gears is primarily used in automatic drives?
At what standard temperature are the gauge keeps in the section?
At what standard temperature are the gauge keeps in the section?
Which material among Boron Oxide, Silicon Carbide, Aluminium Oxide, and Diamond is known for its extreme hardness?
Which material among Boron Oxide, Silicon Carbide, Aluminium Oxide, and Diamond is known for its extreme hardness?
What does HRC stand for in the context of hardness testing?
What does HRC stand for in the context of hardness testing?
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Study Notes
Machining Operations
- The major diameter, pitch diameter, and core diameter are essential parameters in machining operations.
Roller Box Turning Tool Holder
- The rollers used in the roller box turning tool holder are convex shaped.
Face Plate
- During machining operation using a face plate, the angle plate is held on the tailstock.
Centre Drill
- The size of the centre drill is determined on the basis of the diameter of the workpiece.
Milling Operations
- Plain milling is done for machining flat surfaces.
- Stub arbor type 'a' is used for mounting a shell end mill.
Milling Cutter
- The round portion of the chip space on a milling cutter is called the fillet.
Rotary Table
- Rotary table is used on a milling machine to achieve a combination of longitudinal and cross movement.
Units
- Radian is a unit of angle.
Plug Gauge
- Plug gauge is used for checking hole dimensions.
Shrink Rule
- The centimeter of a shrink rule is smaller than the actual centimeter.
Dial Test Indicator
- There are three types of dial test indicator stands.
Interchangeability
- The difference between high limit size and low limit size is called tolerance.
Expansion Fitting
- In expansion fitting, the shaft is fitted at 70°C temperature.
I.S.O System
- In the I.S.O system, there are 27 types of holes.
Symbol
- The symbol is used for downward direction.
Cutting Tools
- Milling cutter and broaching tool are examples of multi-point cutting tools.
Cam
- The pressure angle affects the size of a cam.
Profile of Cam
- The profile of the cam on which the follower neither reciprocates nor oscillates is called a dwell.
Machine Tool
- The rotary table on a machine tool is circular and rotary.
HSS Milling Cutter
- The approximate hardness of an HSS milling cutter is 62 HRC.
Metric Helical Gear
- The metric helical gear proportion for real module is πM.
Bevel Gears
- Spiral bevel gears are mainly used in automatic drives.
Gauge
- The gauge keeps in the section at standard temperature.
Deep Hole Drilling Machines
- Deep hole drilling machines are widely used for making moulds and dies.
Holding Cylindrical Job
- A V-block is used to hold the cylindrical job at the work table.
Shaper Machine
- The column of a shaper machine is made up of cast iron.
Quick Return Mechanism
- Quick return mechanism finds its application in shaper, screw press, and power-driven saw.
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