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ВходMetalworking Machines
Список вопросов теста
Вопрос 1
A metalworking __________(or machine tool, or metal-cutting machine) is a machine designed to process workpieces to form specified surfaces by removing chips or by plastic deformation.
Варианты ответов
- metal-cutting
- workpiece
- machine
Вопрос 2
Processing is carried out mainly by cutting with a ___________or abrasive tool.
Варианты ответов
- surface
- blade
- roller
Вопрос 3
Metalworking machines carry out the cutting of __________materials, such as wood, textolite, nylon and other plastics.
Варианты ответов
- non-metallic
- machine tools
- divide
Вопрос 4
By the degree of versatility machine tools are:
Варианты ответов
- – universals, which are used for the manufacture of multi-purpose parts with a large difference in size.
- – specialized, which are designed for manufacturing one-type parts, for example, body parts, stepped shafts of similar shape, but different in size;
- – special, which are designed for manufacturing one particular part or part of one form with a small difference in size.
- normal accuracy, higher-precision machines, high precision machines,
- a belt or gear drive
Вопрос 5
What is a metalworking machine?
Варианты ответов
- is carried out mainly by cutting with a blade or abrasive tool
- is a machine designed to process workpieces to form specified surfaces by removing chips or by plastic deformation.
- classified according to various criteria, depending on the type of processing, the cutting tool used and the layout.
Вопрос 6
Metalworking machines carry out the cutting of non-metallic materials, such as __, ________, _______and other ______.
Варианты ответов
- wood
- textolite
- nylon
- plastics
- surface
- cutting
- glass
Вопрос 7
According to the degree of accuracy, the machines are divided into 5 classes:
Варианты ответов
- machines of normal accuracy,
- higher-precision machines,
- high precision machines,
- machines of especially high precision,
- particularly accurate or master machines.
- semi-automatic machines
- automatic machines
Вопрос 8
A drive __________
Варианты ответов
- is provided by speed boxes or feed boxes, step pulleys or electric drives in the form of multi-speed asynchronous electric motors
- is a collection of mechanisms that transmit motion from an energy source to an element that performs a given motion in a machine.
- is a machine designed to process workpieces to form specified surfaces by removing chips or by plastic deformation.
Вопрос 9
Machine tools are also used for smoothing the ________, for rolling the surface with rollers.
Варианты ответов
- processing workpieces
- electro-physical methods
- surface of the part
Вопрос 10
___________ (machine tools) are classified according to various criteria, depending on the type of processing, the cutting tool used and the layout.
Варианты ответов
- Metalworking machines
- Processing
- available machines
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