Herramientas de corte: Tipos y aplicaciones en mecanizado

Question 1

Identifica la característica principal de las herramientas de corte de acero de alta velocidad (HSS).

Accepted Answer

Alta resistencia al desgaste y al calor

Answer

Bajo coste de producción

Answer

Alta dureza superficial

Question 2

Describe la función principal de un portaherramientas.

Accepted Answer

Sujetar y guiar la herramienta de corte durante el mecanizado.

Answer

Proporcionar refrigeración a la herramienta de corte

Answer

Guiar la trayectoria de la herramienta de corte

Answer

Amplificar la fuerza de corte aplicada

Question 3

¿Qué tipo de herramienta de corte se utiliza para generar roscas internas en una pieza de trabajo?

Accepted Answer

Macho de roscar

Answer

Terraja

Answer

Broca

Answer

Escariador

Question 4

Indica qué tipo de herramienta de corte se emplea para mecanizar ranuras y chaveteros en las piezas de trabajo.

Accepted Answer

Fresa de ranurar

Answer

Fresa de acabado

Answer

Fresa de desbastar

Question 5

Indica qué tipo de herramienta de corte es la más adecuada para mecanizar superficies curvas.

Accepted Answer

Herramienta de corte de forma

Answer

Herramienta de corte de un solo punto

Answer

Herramienta de corte estándar

Answer

Herramienta de corte multifilos

Question 6

¿Cuál es la aplicación principal de las brocas helicoidales?

Accepted Answer

Taladrar agujeros cilíndricos en materiales como metal, madera y plástico.

Answer

Cortar materiales no metálicos como madera y plástico.

Answer

Fresar superficies planas en piezas metálicas.

Answer

Roscar agujeros internos en piezas metálicas.

Question 7

¿Qué tipo de herramienta de corte se utiliza para crear roscas internas en piezas metálicas?

Accepted Answer

Macho de roscar

Answer

Fresa

Answer

Escariador

Answer

Broca

Question 8

¿Qué tipo de herramienta de corte tiene una geometría compleja con múltiples filos de corte y se utiliza para mecanizar formas complejas en piezas metálicas?

Accepted Answer

Fresa de extremo

Answer

Escariador

Answer

Terraja

Answer

Broca

Question 9

Which of the following is NOT a cutting tool used in machining processes?

Accepted Answer

Wrench

Answer

Milling cutter

Answer

Lathe tool

Answer

Drill

Question 10

Which cutting tool is primarily used for creating cylindrical holes in metal?

Accepted Answer

Drill

Answer

Broach

Answer

Reamer

Answer

Tap

Question 11

Which material is NOT commonly used in the manufacture of cutting tools?

Accepted Answer

Wood

Answer

Carbide

Answer

Ceramic

Answer

High-speed steel

Question 12

What is the primary function of a lathe tool in machining operations?

Accepted Answer

To remove material from a workpiece

Answer

To lubricate the cutting process

Answer

To hold the workpiece in place

Answer

To measure the workpiece

Question 13

What is the key difference between a single-point and a multi-point cutting tool?

Accepted Answer

Number of cutting edges

Answer

Application

Answer

Material

Answer

Geometry

Question 14

Which type of cutting tool is specifically designed for machining the interior surfaces of cylindrical workpieces?

Accepted Answer

Boring tool

Answer

Drilling tool

Answer

Turning tool

Answer

Milling tool

Question 15

What is the primary purpose of a toolholder in machining?

Accepted Answer

To connect the cutting tool to the machine tool

Answer

To increase cutting speed

Answer

To adjust the cutting depth

Answer

To improve cutting accuracy

Question 16

¿Qué tipo de herramienta de corte se emplea específicamente para mecanizar ranuras y chaveteros?

Accepted Answer

Fresa de ranurar

Answer

Macho de roscar

Answer

Broca

Answer

Escariador

Question 17

¿Cuál de los siguientes materiales es idóneo para la fabricación de herramientas de corte?

Accepted Answer

Acero rápido

Answer

Plástico

Answer

Aluminio

Answer

Hierro fundido

Question 18

¿Qué herramienta de corte se utiliza para perforar agujeros de alta precisión?

Accepted Answer

Broca de mandrinar

Answer

Taladro

Answer

Terraja

Answer

Avellanador

Question 19

¿Qué herramienta de corte se utiliza para crear roscas en agujeros?

Accepted Answer

Macho de roscar

Answer

Terraja

Answer

Escariador

Question 20

¿Cuál de los siguientes **NO** es un tipo de plaquita de corte intercambiable?

Accepted Answer

Circular

Answer

Cuadrada

Answer

Romboidal

Answer

Triangular

Question 21

¿Qué tipo de ángulo de corte es el más adecuado para el mecanizado de materiales duros?

Accepted Answer

Negativo

Answer

Positivo

Answer

Mezclado

Answer

Neutro

Question 22

Selecciona la herramienta de corte que se utiliza principalmente para el torneado de desbaste:

Accepted Answer

Buril de desbaste

Answer

Macho de roscar

Answer

Buril de acabado

Answer

Broca

Question 23

¿Cuál de las siguientes afirmaciones sobre las herramientas de corte de metal duro es **incorrecta**?

Accepted Answer

Tienen una baja resistencia a la flexión.

Answer

Requieren velocidades de corte más altas que las herramientas HSS

Answer

Son adecuadas para mecanizar materiales duros

Question 24

Selecciona la herramienta de corte adecuada para el fresado de ranuras:

Accepted Answer

Fresa de ranurar

Answer

Fresa cilíndrica

Answer

Fresa de planear

Answer

Fresa de desbastar

Question 25

¿Qué tipo de acero se utiliza principalmente para la fabricación de herramientas de corte de alta velocidad?

Accepted Answer

Acero de alta velocidad (HSS)

Answer

Acero al carbono

Answer

Acero aleado

Answer

Acero inoxidable

Question 26

Selecciona la herramienta de corte que se utiliza principalmente para el roscado:

Accepted Answer

Macho de roscar

Answer

Broca

Answer

Fresa

Answer

Escariador

Question 27

¿Qué tipo de material es adecuado para herramientas de corte de carburo?

Accepted Answer

Aceros endurecidos

Answer

Materiales no ferrosos

Answer

Plásticos

Answer

Materiales blandos

Question 28

¿Cuál es la función principal de un portaherramientas?

Accepted Answer

Sujetar y guiar la herramienta de corte

Answer

Ajustar la profundidad de corte

Answer

Ajustar la velocidad de corte

Answer

Lubricar la herramienta de corte

Question 29

¿Qué tipo de herramienta de corte se utiliza para operaciones de desbaste?

Accepted Answer

Fresadora de desbaste

Answer

Taladradora

Answer

Cepilladora

Answer

Fresadora de acabado

Question 30

¿Qué tipo de herramienta de corte se utiliza para operaciones de torneado?

Accepted Answer

Torneado

Answer

Fresado

Answer

Cepillado

Answer

Taladrado

Question 31

¿Cuál es la función del filo de corte de una herramienta?

Accepted Answer

Eliminar material

Answer

Lubricar la herramienta

Answer

Guiar la herramienta

Answer

Fijar la herramienta en su lugar

Question 32

¿Qué tipo de herramienta de corte se utiliza para operaciones de rectificado?

Accepted Answer

Muela abrasiva

Answer

Broca

Answer

Escariador

Answer

Lima

Question 33

Las herramientas de corte de acero rápido (HSS) son conocidas por su:

Accepted Answer

Combinación de dureza y resistencia al calor

Answer

Flexibilidad y resistencia a la abrasión

Answer

Alta velocidad de corte y precisión

Answer

Bajo costo y fácil mantenimiento

Question 34

¿Cuál de las siguientes operaciones NO se realiza con una herramienta de fresado?

Accepted Answer

Taladrado

Answer

Fresado de ranuras

Answer

Fresado frontal

Answer

Fresado cilíndrico

Question 35

Las herramientas de corte con punta de diamante se utilizan principalmente para mecanizar:

Accepted Answer

Materiales ultraduros y abrasivos, como cerámica y vidrio

Answer

Materiales no ferrosos

Answer

Materiales blandos y dúctiles

Answer

Materiales compuestos

Question 36

What type of cutting tool is primarily used to create slots and keyways?

Accepted Answer

Milling cutter

Answer

Drilling tool

Answer

Boring tool

Answer

Turning tool

Question 37

What is the process of shaping a cutting tool to a specific geometry called?

Accepted Answer

Tool grinding

Answer

Tool lapping

Answer

Tool sharpening

Answer

Tool honing

Question 38

Which tool holder is known for providing the highest rigidity and stability for cutting tools?

Accepted Answer

Shrink-fit holder

Answer

Quick-change holder

Answer

Hydraulic holder

Answer

Collet holder

Question 39

What is the approximate cutting speed range for machining aluminum with a high-speed steel cutting tool?

Accepted Answer

300-500 m/min

Answer

600-800 m/min

Answer

100-200 m/min

Answer

900-1100 m/min

Question 40

The primary factor in choosing a cutting tool for a specific machining operation is:

Accepted Answer

Workpiece material

Answer

Machine type

Answer

Tool availability

Answer

Operator experience

Question 41

Which material is NOT commonly used for making cutting tool inserts?

Accepted Answer

Copper

Answer

Cubic Boron Nitride (CBN)

Answer

Ceramics

Answer

Carbide

Question 42

What type of cutting tool is typically used for creating internal threads?

Accepted Answer

Tap

Answer

Reamer

Answer

End mill

Answer

Drill bit

Question 43

What is the main purpose of a chip breaker on a cutting tool?

Accepted Answer

To control chip formation and evacuation

Answer

To reduce tool wear

Answer

To increase cutting speed

Question 44

Which cutting tool material is generally most suitable for machining hardened steels?

Accepted Answer

Cubic Boron Nitride (CBN)

Answer

Ceramics

Answer

High-Speed Steel (HSS)

Answer

Uncoated Carbide

Question 45

What are the main functions of coolant in a machining operation?

Accepted Answer

All of the above

Answer

Improve surface finish

Answer

Increase tool life

Answer

Reduce heat generation

Question 46

What is the difference between a reamer and a drill bit?

Accepted Answer

A reamer is used to enlarge and improve the accuracy of a pre-drilled hole.

Answer

A reamer is used to create threaded holes.

Answer

A drill bit is used for finishing operations.

Question 47

What does the term 'tool life' refer to in machining?

Accepted Answer

The duration a tool can effectively cut before needing replacement or sharpening.

Answer

The depth of cut the tool can achieve.

Answer

The speed at which the tool rotates during machining.

Question 48

What is the purpose of using a coated cutting tool?

Accepted Answer

To improve wear resistance, reduce friction, and enhance tool life.

Answer

To make the tool aesthetically pleasing.

Answer

To reduce the cost of the tool.