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Using geared head for gear box driven or stepped pulley if belt driven
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In which operation the spindle speed on lathe is minimum?
knurling
What is the unit used to measure machine speed?
In the case of a lathe or a drill, that is RPM. Revolutions Per Minute
How do you measure lathe speed?
lathe speed is numerically measured by cutting speed vdn/1000.
How do you specify the column drilling machine?
Drilling capacity in steel Tapping in steel Taper in spindle nose Spindle speed range Number of spindle Spindle feed range No of feeds Distance of spindle axis from column surface with spindle Distance between spindle face & floor level Rotation of arm around column Angle of drill head swivel from horizontal Power of spindle motor Distance between drilling spindle axis in horizontal Column traverse along bed Speed of column traverse along bed Total weight of the machine Max. Torque at spindle
How are pulleys used to change the chuck speed of a pillar drilling machine?
The pulley attached to the motor usually has a large wheel on bottom, two medium wheels in centre of the stack and a small one on top. The front, or spindle pulley, is fitted with the large wheel on top. The drive belt can go from top at back, to top at front -thus driving the spindle slowly. If you changed the belt to the big motor pulley and a small spindle pulley the spindle would rotate faster.
Your lathe is not cutting correct screw pitch?
1 - You can control the angle of the screw cutting tools. 2 - setting screw cutting lathe control. 3 - reduce the depth at every step. 4 - Adjust the speed milling machine. 5 - Barry screws to release the lever, do not screw cutting lathe.
What are the differences between lathe machine and milling machine?
A computer numerically controlled lathe and a computer numerically controlled milling machine differ primarily in their core operations and the kinds of parts they can create. To make pieces like shafts and rings that are both cylindrical and symmetrical, a CNC lathe primarily rotates the workpiece while cutting tools remove material. However, computer numerical control (CNC) milling machines can create more complex forms and features like slots, holes, and curves by using revolving cutting tools to remove material from a fixed workpiece. While CNC lathes excel at generating very precise circular components, CNC milling machines offer greater freedom for producing three-dimensional parts.
What is the speed of lathe?
The number of rounds per minute.
How you calculate rated power of lathe machine?
It will be often desirable to know the power which is being consumed in operating a lathe on certain work for which data is required. For most purposes this can be sufficiently approximated by calculating the power of the lathe from the width of the belt and its speed in feet per minute. For such purposes it is usual among mechanical engineers to consider that a one-inch belt traveling a thousand feet per minute will transmit one horse-power. This will give us a key to the entire calculation.
What is difference between Conventional Lathe and high speed lathe?
There are many different types of Lathe, the King of all machine tools- as there are many types of Organs ( musical instrument) a High-speed sometimes shortened to (speed Lathe) is a light duty model intended for sheet-metal work and such jobs. one model was used by the Naval Aircraft factory in Great Lakes ( home of the Great Lakes Biplanes- popular with stunt pilots) -and this had a circular speed controller looking something like a ship"s engine room telegraph but calibrated in R.P.M. and direct reading. there may be some specific R.P.M. range that would be taken as ( High Speed). There is an illustration of the Navy lathe in the current and recent Technical Books catalogues of Lindsay"s Publications.
Why must abrasive grinding wheels be inspected carefully and the spindle speed checked before mounting?
Spindle speeds must not exceed maximum operating speed.
What is the suggested spindle speed for reaming?
what is reaming what is reaming
