Common Uses: A chainstitch sewing
machine is a type of sewing machine that is widely used in garment
manufacturing for various purposes. Here are some of the most common uses of a
chainstitch sewing machine in garments manufacturing:
- Seam stitching: The chainstitch sewing machine is used
to create strong and durable seams in garments, especially in heavy-duty
fabrics such as denim, canvas, and leather.
- Hemming: Chainstitch machines are also used to
hem the bottom of pants, skirts, and dresses. This type of hemming provides a
clean and finished look to the garment.
- Decorative stitching: The chainstitch
sewing machine can be used to create decorative designs on garments, such as
cuffs, collars, and pockets. This adds an aesthetic element to the garment.
- Overlocking: The chainstitch machine is used to
overlock the raw edges of fabric to prevent fraying and to reinforce the seams.
- Quilting: The chainstitch sewing machine is used
in quilting to stitch multiple layers of fabric together to make a quilt. The
chainstitch creates a secure and durable seam that holds the layers of fabric
in place.
Overall, the chainstitch sewing machine is a
versatile and essential tool in garment manufacturing, used for a variety of
sewing tasks to create high-quality, finished products.
Components: The chainstitch
sewing machine works by using a looping mechanism to create a series of
interconnected stitches that resemble a chain. Here's how it works:
- Needle thread: The needle thread is first passed
through the eye of the needle and then through the needle thread guide.
- Loop formation: The needle penetrates the fabric and
picks up a loop of the lower thread, which is supplied by the looper. The
needle then rises, and the looper swings into place, locking the loop of the
lower thread around the needle thread.
- Stitch formation: As the needle
continues to move upward, the fabric is moved forward, and a new loop of the
lower thread is picked up by the needle. The looper then swings into place,
locking this new loop around the previous one, forming a chain-like stitch.
- Stitch tension: The tension of the lower thread is
controlled by a tension mechanism that ensures the stitches are not too loose
or too tight.
- Stitch length: The stitch length is determined by the
speed at which the fabric is moved and the frequency with which the needle
penetrates the fabric.
- Cutting: The chainstitch sewing machine may
also be equipped with a cutting mechanism that trims the threads after each
stitch, keeping the garment neat and tidy.
Overall, the chainstitch sewing machine uses a
combination of needle and looper threads, as well as mechanical mechanisms such
as needle penetration, loop formation, and stitch tension control, to create a
series of interconnected stitches that form a strong and durable seam.
Problems and Solutions: Like any machine,
chainstitch sewing machines can experience various problems that can affect
their performance. Here are some common problems and solutions associated with
chainstitch sewing machines:
- Skipped stitches: Skipped stitches can
occur when the needle thread is not properly tensioned or when the needle is
damaged or worn. Solution: Adjust the needle thread tension and replace the
needle if necessary.
- Loose stitches: Loose stitches can occur when the
looper thread is not properly tensioned. Solution: Adjust the looper thread
tension.
- Uneven stitches: Uneven stitches can
occur when the fabric is not properly aligned or when the stitch length is not
consistent. Solution: Align the fabric properly and adjust the stitch length.
- Thread breakage: Thread breakage can
occur when the threads are not properly threaded through the machine, when the
threads are old or frayed, or when the tension is too tight. Solution:
Re-thread the machine, replace old or frayed threads, and adjust the tension.
- Jamming: Jamming can occur when the machine is
not properly lubricated, when the needle is not properly positioned, or when
there is a foreign object in the machine. Solution: Lubricate the machine,
reposition the needle, and remove any foreign objects.
- Noisy operation: Noisy operation can
occur when the machine is not properly lubricated or when the bearings are
worn. Solution: Lubricate the machine and replace the bearings if necessary.
By addressing these common problems, you can ensure
that your chainstitch sewing machine operates smoothly and produces
high-quality results. Additionally, it's important to regularly maintain and
service the machine to prevent problems from occurring.
Chain Stitch Machine Common Specifications.
|
Auto Thread
Trimmer |
No. |
|
Needle
Position Setting |
Yes. |
|
Half Stitch
and Back Latching Button |
No. |
|
LED Light |
Yes. |
|
Motor Type |
Direct Drive
Servo Motor. |
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