identify each if it is operated by a MAN or MACHINE i. Carry bar stock from the store. 1 min ii. To fix the job in lathe chuck. 2 min iii. To carryout manual turning of the job. 1.5 min iv. To carryout chamfering operation on job 1 min v. To carryout threading operation on job. 2 min vi. To bring the saddle back and rearrange it 0.5 min vii. To carryout threading work on the job. 1.5 min viii. Inspection of the job. 1 min ix. To remove the job from the lathe chuck. 0.5 min x. Carrying completed work piece to store 1 min  Please answer. thank you.

Q: Used to mesh worm gears and transmit motion between two shafts at right angles to each other but not…

A: Worm thread or screw are used to transmit force and motion between two shafts that are perpendicular…

Q: 6. Approximate a spindle speed of 1000 rpm into rad/s. Spindle diameter = 200 mm 2.25 rad/s .16 mm/s…

A:

Q: Face plate will hold the following work piece in lathe? a. Irregular shapes b. Cylindrical work…

A: Face plate is used in lathe to hold jobs of irregular shapes, it is due to the fact 3 jaw chuck or 4…

Q: Tool post is a part of lathe machine which is mnounted on this Select one: O a. Compound rest O b.…

A: Option A (COMPOUND REST )

Metrology of Screw Threads

Screw threads are a series of ridges having the profile of a helix. This helix profile runs continuously along the length of a uniform solid or a hollow bar of a circular cross-section at periodic intervals. These helix ridges are also formed over a conical bar. These continuous helical ridges are termed threads.