Quick Answer: What Are The Main Purpose Of Facing Operation?

What is facing and turning?

The generation of surfaces oriented primarily perpendicular to the workpiece axis are called facing.

In turning, the direction of the feeding motion is predominantly axial with respect to the machine spindle.

In facing a radial feed is dominant..

Which type of job motion is there in drilling operation?

2. Which type of job motion is there in drilling operation? Explanation: Motion of job is fixed in drilling operation. The drilling machine is one of the most important machine tool in workshop after lathe.

What are the types of facing?

There are three basic types of facings: shaped facings, extended facings, and bias facings.

What is another word for facing?

What is another word for facing?browfrontforefaceforegroundforefrontheadbowfacadeforehead10 more rows

What is a facing tool?

Facing is a turning operation in which the workpiece is machined to its center. It involves moving the cutting tool perpendicular to the workpiece’s axis of rotation. … The closer a cutting tool is to the center of a workpiece, the lower the cutting speed. It approaches zero at the center of a workpiece.

What is a turning process?

Turning is a machining process in which a cutting tool, typically a non-rotary tool bit, describes a helix toolpath by moving more or less linearly while the workpiece rotates. … Thus the phrase “turning and boring” categorizes the larger family of processes known as lathing.

What is hard turning process?

Hard turning is typically defined as the turning of a part or barstock of harder than 45HRC on a lathe or turning center. Since surface roughness of Rmax/Rz=1.6s can be achieved, hard turning is often considered a replacement for grinding operations or as a pre-grinding process.

Is face off one word or two?

Face off is the verb, while the spellings face-off and faceoff for the noun are correct (the National Hockey League uses faceoff for the noun).

What is difference between milling and turning?

Turning and milling are two common machining processes that remove material from a workpiece with the assistance of a cutting tool. While similar, though, they use different methods to achieve this goal. Turning forces the workpiece to rotate, whereas milling forces the cutting tool to rotate.

What is the purpose of facing process?

Facing is a common machining process that involves the use of a lathe or milling machine to remove material from the end and/or shoulder of a workpiece. After the workpiece is placed on the machine, a cutting tool is pressed against it at the end or shoulder.

What is the meaning of facing?

(Entry 1 of 2) 1a : a lining at the edge especially of a garment. b facings plural : the collar, cuffs, and trimmings of a uniform coat. 2 : an ornamental or protective layer.

What is the process of knurling?

Knurling is a manufacturing process, typically conducted on a lathe, whereby a pattern of straight, angled or crossed lines is rolled into the material.

What are the different lathe operations?

Types of Lathe Machine OperationsTurning Operation. Plain or Straight Turning. Rough Turning. Shoulder Turning. Taper Turning. Eccentric Turning.Facing Operation.Chamfering Operation.Knurling Operation.Thread cutting Operation.Filing Operation.Polishing Operation.Grooving Operation.More items…•Apr 28, 2018

Which feeding is needed for facing operation?

cross feedWhich type of feed is needed in facing operation? Explanation: Facing operation is done by the cross feed. In facing, workpiece is rotated against the single point cutting tool.

How many types of turns are there?

The main objective of turning is to reduce the workpiece diameter to the desired dimension. There are two types of turning operations, rough and finish.

What is the difference between boring and turning?

The difference between them lies in the area of the workpiece from which the material is removed. Turning is designed to remove material from the external surface of a workpiece, whereas boring is designed to remove material from the internal surface of a workpiece.

What is meant by Straight turning?

[′strāt ′tərn·iŋ] (mechanical engineering) Work turned in a lathe so that the diameter is constant over the length of the workpiece.