Overlock Machine Common Specifications.
|
Auto Thread
Trimmer |
Yes. |
|
Auto Foot
Lifter |
Yes. |
|
Thread
Trimming System |
Pneumatic/Electric. |
|
Sensor To
Avoid Cutting Fabric |
Yes. |
|
Presser Foot
Switch |
Yes. |
|
Sewing Plate
Switch |
Yes. |
|
Needle Bar
Switch |
Yes. |
|
LED Light |
Yes. |
|
Motor Type |
Direct Drive
Servo Motor. |
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Uses of Overlock Machine: An overlock sewing machine, also known as a serger, is a specialized type of sewing machine that is used for sewing seams and finishing edges on fabric. It is commonly used in the apparel industry for a variety of purposes, including:
Seaming: Overlock machines are designed to sew seams quickly and efficiently, making them ideal for use in the assembly of clothing and other textile products. They can be used to sew seams on a variety of fabrics, from lightweight cotton to heavy denim.
Trimming: One of the key features of an overlock machine is its ability to trim away excess fabric as it sews, producing a neat and tidy seam. This is particularly useful for garments that require a clean and finished look, such as sportswear and lingerie.
Edge finishing: Overlock machines can be used to finish raw edges on fabric, preventing fraying and creating a professional-looking edge. This is useful for items such as blankets, sheets, and other linens.
Stitching knit fabrics: Overlock machines are well-suited for use on knit fabrics, as they can handle the stretch and movement of these materials. They are often used to finish the edges of t-shirts, leggings, and other knit garments.
Decorative effects: Overlock machines can be used to create decorative effects, such as lace trimming or flatlocking. This is useful for adding unique touches to clothing and other textile products.
In summary, an overlock sewing machine is a versatile and useful tool for anyone involved in the apparel industry, providing a quick and efficient way to sew seams, trim fabric, finish edges, and create decorative effects.
Main Components Overlock Machine: An overlock sewing machine, also known as a serger, is a specialized sewing machine used to create an overlocked edge on fabric, which helps prevent fraying and enhances the appearance of the finished garment.
The diagram of an overlock sewing machine can be divided into several main components:
Needle Bar: This is the component that holds the needle(s) in place and moves the needle(s) up and down to create stitches. In an overlock machine, there are usually 2-4 needles.
Looper: This is a small, threaded loop that is used to interlock the needle thread and the looper thread, creating a secure stitch. There are usually 2-4 loopers in an overlock machine.
Knife: The knife is a small blade that cuts the fabric as it is sewn, which helps prevent fraying and enhances the appearance of the finished edge.
Feed Dog: The feed dog is a small, tooth-like component that helps move the fabric through the machine.
Differential Feed: This is a mechanism that controls the speed at which the fabric is fed through the machine, allowing for greater control over the final stitch quality.
Tension Disks: These are small disks that control the tension of the needle and looper threads, ensuring that the stitch is strong and consistent.
Thread Guide: The thread guide is a component that helps guide the needle and looper threads to the correct position as they are fed through the machine.
Stitch Finger: The stitch finger is a component that helps keep the fabric in place as it is being sewn, ensuring that the stitch is straight and even.
Cutoff Knife Holder: This is the component that holds the knife in place and controls its movement as the fabric is being sewn.
These are the main components of an overlock sewing machine. Understanding how these components work together is key to operating and maintaining the machine.
Problems & Solutions of Overlock Machine: Overlock, also known as serging, is a type of sewing machine that creates an overcast stitch along the raw edge of fabric to prevent fraying. While overlock machines are designed to make sewing easier and faster, there are several problems that can arise with their use. Here are some common problems and solutions for overlock sewing machines:
Skipped stitches: Skipped stitches are a common problem in overlock and can occur due to a number of reasons, including incorrect thread tension, damaged needles, or incorrect threading. To fix this issue, you should first check the thread tension and adjust it as needed. If that doesn't solve the problem, you should inspect the needles and replace them if they are damaged. If the threading is incorrect, you should consult the machine manual to properly re-thread the machine.
Looped threads: Looped threads can also occur if the thread tension is incorrect or if the needle is damaged. To fix this problem, adjust the thread tension or replace the needle as needed.
Birdnesting: Birdnesting is a term used to describe when the threads become tangled and form a knot. This can occur if the fabric is not properly aligned under the presser foot or if the machine is threaded incorrectly. To resolve this issue, make sure the fabric is properly aligned under the presser foot and check the threading to make sure it's correct.
Uneven stitches: Uneven stitches can occur if the blade is dull or if the machine is not properly threaded. To fix this issue, sharpen the blade or re-thread the machine as needed.
Machine not working properly: If the machine is not working properly, it could be due to a variety of reasons, including a lack of lubrication, a damaged needle plate, or a malfunctioning motor. To fix this issue, you should consult the machine manual for instructions on how to lubricate the machine, replace the needle plate if it's damaged, or have the motor checked by a professional if it's malfunctioning.
In
conclusion, while overlock machines are designed to make sewing easier and
faster, they can still encounter problems. By being aware of common problems
and how to solve them, you can ensure that your overlock machine continues to
operate smoothly and efficiently.
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