Embedded Files
Learning Objectives
Learning Objectives
At the end of the lesson, the students are able to:
List down the parts of the sewing machine,
Explain the functions of every parts of the sewing machine.
What is a Sewing Machine?
What is a Sewing Machine?
A sewing machine is a type of machine which is mechanically driven needle often used in stitching materials together with the use of thread. It is designed to attach pieces of fabric by means of either lockstitch or a chain stitch.
There are two major parts of sewing machine. The Upper part and lower part. Upper parts contains of Head, Arm and Bed. The lower part contains of band wheel, band wheel crank, pitman rod, belt guide, belt shifter, dress guard, treadle and legs.
Upper Parts of the Sewing Machine and its Function
Upper Parts of the Sewing Machine and its Function
Upper part is composed of:
Upper part is composed of:
Head
Head
The complete sewing machine without the cabinet or stand.
Arm
Arm
The curve part of the head containing mechanism for operating the needle.
Bed
Bed
The flat portion of the machine and beneath is the feed dog where it is mounted, and the shuttle and lower thread is placed.
Parts of the Sewing Machine in the Arm
Parts of the Sewing Machine in the Arm
Spool Pin
Spool Pin
It is the thread holder.
Thread Guide
Thread Guide
It keeps the thread in position.
Thread Take Up Lever
Thread Take Up Lever
It releases the thread and interlocks with the bobbin thread.
Presser Bar Lifter
Presser Bar Lifter
It moves the presser foot.
Tension
Tension
It controls the looseness and tightness of stitches.
Needle Bar
Needle Bar
It holds the needle in place.
Needle Clamp
Needle Clamp
It holds and tightens the needle.
Presser Foot
Presser Foot
It holds the fabric in place while sewing.
Needle
Needle
It is a slender tool attached in the needle clamp used for sewing.
Bobbin Winder
Bobbin Winder
It controls the bobbin while winding the thread.
Stitch Regulator
Stitch Regulator
It checks the length of the stitches.
Balance Wheel
Balance Wheel
It sets the mechanism in motion.
Belt
Belt
It connects the balance wheel to the drive wheel.
Stop Motion Screw
Stop Motion Screw
It hinders moving when loosened and starts.
Parts of Sewing Machine under the Bed
Parts of Sewing Machine under the Bed
Feed Dog
Feed Dog
It moves the fabric while sewing.
Throat Plate
Throat Plate
It is the windows of the feed dog and it is where the bobbin threads come out.
Slide Plate
Slide Plate
It is a movable plate that covers the shuttle and bobbin case.
Shuttle
Shuttle
It holds the bobbin case while sewing.
Bobbin
Bobbin
It is a metal spool for winding thread.
Bobbin Case
Bobbin Case
It holds the bobbin.
Lower Parts of the Lockstitch Sewing Machine
Lower Parts of the Lockstitch Sewing Machine
The lower parts of the sewing machine are the cabinet and stand. The cabinets has drawers and screw on the hinges for the attachment of the head.
Band Wheel
Band Wheel
It leads the balance wheel through the belt connection.
Band Wheel Crank
Band Wheel Crank
It moves the band wheel.
Pitman Rod
Pitman Rod
It holds the treadle to band wheel crank.
Belt Guide
Belt Guide
It holds the belt to its place.
Belt Shifter
Belt Shifter
It removes the belt from the wheel.
Dress Guard
Dress Guard
It protects the dress from the wheel.
Treadle
Treadle
It is where the feet are stationed to drive the band wheel through the pitman rod.
Legs
Legs
It supports the cabinet of the machine.
Cabinet
Cabinet
It holds the head of the machine by interlocking screw on the hinges.
References
References
Content
Content
Parts and Functions of Sewing Machine by John Lenon L. Mendoza & Mae Jean I. Caminoy
Pictures (with hyperlinks)
Pictures (with hyperlinks)
Spool pin, Thread guide, Thread take up lever, Presser bar lifter, Tension, Needle bar, Needle clamp, Presser foot, Needle, Bobbin winder, Stitch regulator, Balance wheel, Belt, and Stop motion screw.
Feed dog, Throat plate, Slide plate, Shuttle, Bobbin, and Bobbin case.
Band wheel, Band wheel crank, Pitman rod, Belt guide, Belt shifter, Dress guard, Treadle, Legs, and Cabinet.
Learning Activity
Learning Activity
Instructions: After studying the lesson above, click the "Learning Activity 3" button below for your activity. Goodluck!
Instructions: After studying the lesson above, click the "Learning Activity 3" button below for your activity. Goodluck!
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