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Красноярский индустриально металургический техникум
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Презентация по предмету:Иностранный язык
Тема: «Токарный станок»
Выполнил:
Студент группы МР-18
Торомаматов Курманбек
Проверила:
Видинеева Инна Игоревна
Слайд 3Lathe - a machine for cutting (turning) workpieces made of
metals, wood and other materials in the form of bodies
of revolution.
Слайд 4On lathes, rough and finish turning of cylindrical, conical and
shaped surfaces, thread cutting, trimming and processing of ends, drilling,
countersinking and reaming of holes, etc. are performed.
Слайд 5Lathes, semi-automatic machines and automatic machines, depending on the location
of the spindle carrying the device for installing the workpiece
of the workpiece, are divided into horizontal and vertical. Vertical ones are intended mainly for processing parts of significant mass, large diameter and relatively short length.
Слайд 6TheThe earliest evidence of a lathe dates back to Ancient
Egypt around 1300 BC [1]. There is also little lathe
is an ancient tool. evidence of its existence in the Mycenaean civilization, dating back to the 13th or 14th century BC
Слайд 7The lathe was very important to the industrial revolution. He
is known as the "mother of machine tools" as it
was the first machine that led to the invention of other machines. The first fully documented full metal lathe was invented by Jacques de Vaucanson around 1751. It was described in the Encyclopedia.
Слайд 8By design, all turning tools are divided into the following
types:
Straight - fixtures in which the working element and the
holder are installed on one or a pair of parallel axes
Curved cutters for metal
Bent - for such a device, the working element is bent from the axis of the holder
Drawn - the width of the tool holder is larger than the width of the working element
Слайд 9Thanks for watching.
God bless you