Wednesday, January 20, 2010

Intro to the Lathe

For the correct of worn shafts, the lathe machine is wonderful. Keyway slots can be machined by employing a milling machine, while a shaping machine can do machining of massive flat areas. A talented Upkeep Engineer should understand how to use all of these machines to make his own repairs in a safe way. It could also be used for facing flat surfaces on the ends of cylindrical parts. The work piece is clamped onto a horizontal revolving shaft by a 3-jaw or 4-jaw chuck. The latter chuck may be employed to chop off-centered cylinders. The revolving horizontal shaft to that the chuck is attached is mostly driven at a velocity that may be sundry. The cutting tool is fixed onto a tool rest and manipulated by hand. Cutters of many shapes are modified to chop different grooves.

First is the degree of the point angle, 2nd are the kinds of drill bits being used for the particular work like making a beginning hole, making lathe center, enlarging the hole, and finishing the hole and last is the scale of the drill bits for precise measurements. an advantage of the drill-bits with no point angle is seen in making flat-bottom blind holes. Meaning, even for just slight random movement or defective positioning could mess up the end result. These could be employed in wide spread of jobs. So , you've got to check the point angle of drill bits before really using them for your work piece. Kinds of Drill Bits you need to consider the types to be utilized in a particular project.

Cutters of many shapes are modified to chop different grooves. Metal is cut either by moving the work piece like in the lathe or by moving the tool like in the shaping machine, drilling or milling machine. Tool Materials to remove chips from a work piece, a cutting tool must be harder than the work piece and must maintain a cutting edge at the temperature produced by the friction of the cutting action. So fairly often, cooling liquids cools the cutting points of the tool. Water is a brilliant cooling medium, but it corrodes ferrous materials. Sulfurized mineral oil is one of the hottest coolants as it can both cool as well as lubricate. The sulfur deters chips from the work from softening on to the end of the tool.