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Mechanical Engineering vocabulary · Manufacturing Processes

Assembly

Meaning in mechanical engineering, with examples

/əˈsɛmbli/nounCore term

In mechanical engineering, assembly means: A group of parts joined together to form a unit, or the process of putting parts together. A smaller unit inside it is called a subassembly.

In Turkish: montaj, montaj grubu, birleştirme

How it is used

Used in CAD, production and documentation. In CAD you build an assembly from part files; in the plant, parts go to the assembly line. Assembly drawings show how parts fit together, and assembly instructions give workers the order of work.

Example sentences

  1. The gearbox assembly weighs about 85 kg, so use the crane.

  2. When we checked the assembly in CAD, we found an interference between the bracket and the cover.

Common collocations

  • assembly line
  • assembly drawing
  • subassembly
  • final assembly
  • assembly instructions
  • CADShort for computer-aided design: software used to create 3D models and 2D drawings of parts and assemblies, such as SolidWorks, CATIA, Siemens NX or AutoCAD.
  • bill of materialsA structured list of all the parts, materials and quantities needed to make a product or assembly, usually with part numbers and descriptions.
  • fastenerAny small part used to join two or more parts together, such as a bolt, screw, nut, washer, rivet or pin.
  • fitThe relationship between the sizes of two parts that go together, such as a shaft and a hole, which decides whether they slide freely or are pressed tightly together.
  • technical drawingA precise drawing of a part or assembly that shows its shape, dimensions, tolerances, material and finish, so that it can be made and inspected.

More terms: Manufacturing Processes

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