To simplify and speed up the sewing process, various devices are used. These include a double needle. This is a removable component for a machine containing 2 needles. It will turn out to do 2 parallel lines with it, which is visible on the front. And from the inside will be a beautiful strip in the form of a zigzag. The result is a beautiful seam used to work on the bottom of clothes. The rules for working with a double needle for a sewing machine are described in the article.
How is a double needle arranged?
This device consists of:
- Thickening (flasks). On the back of the cone there is a flat (flat part), which turns back during installation.
- Housings. With this part, 2 needles are soldered into one.
- The rod.
- Long groove.
- Short groove.
- Abalone
- Ostria.
Double needles are available in different brands. They are slightly different in appearance, quality, price. Popular manufacturers include SCMETZ, HEMLINE, PRYM, SINGER.
Features of work
Keep in mind that not all cars can work with such a tool. It is necessary that the device performs a zigzag seam. Many of the latest devices are designed for its installation, and already in the design include 2 racks for threads.
When buying such a tool, it is necessary to take into account the structural aspects of the device, since the gap between the needles cannot be greater than the width of the hole for them. To measure the distance manually, you should read the instructions, which indicate the maximum width of the zigzag. Only this parameter is the main thing when buying.
You can highlight the main points without which a double needle for a sewing machine cannot be used:
- The device has a zigzag seam function.
- The gap should not be greater than the probable width of the zigzag.
- Front refueling type.
Separately, you should consider the features of threading with a double needle with a sewing machine. During its implementation, one should not pull the upper threads very strongly, since the only lower thread is attached with 2 upper ones. Improper tension may cause them to break.
Types of needles
By appointment, the double needles for the sewing machine are divided into the following types:
- Universal, suitable for different materials.
- Jeans. Accessories are used for sewing on dense fabrics.
- Super stretch. It is used for knitwear, a rounded tip is considered a feature, it does not pierce like an awl, but spreads the threads.
The numbering of these needles is standard. With the marking, 2 numbers are indicated through a fraction: the first means the diameter, and the second - the distance between them.
Installation Rules
How to load a double needle into a sewing machine? Its installation is no different from the placement of a traditional needle. It should be borne in mind that the cut is located behind, and the round side is turned on the dressmaker. It is desirable that the coils have separate holders.
During the passage through all openings and the holders of the thread guides, this must be done immediately for 2 threads. And the separation is in front of the last yarn guides, and then put into the ears of the double device. Some models include only 1 lower thread guide. Then the left thread is passed through it, and the right one is next to it and hangs in the ear.
When working, it is necessary to monitor the position of the installer of the sewing mode. Janome Double Needle Sewing Machine is used only for straight stitching. If you make a seam with an offset, for example, a zigzag, then the needle will be broken on the plate. It is desirable that the coils are located so that one is unwound clockwise and the other counterclockwise. This will serve as protection against tangling of threads during operation.
How to sew a double needle on a sewing machine? Many believe that this device is used in a limited way: only for stitches for trim and hem, including 2 straight lines. But this is not so. The tool allows you to perform many decorative and necessary seams.
How to sew?
After the needle is inserted, it is necessary to start work. This is done according to the following rules.
- The flywheel rotates on itself.
- The thickness of the threads and needles should be selected based on the fabric.
- It is important to control the level of tension of the upper thread, the size of the stitch, the type of stitch.
- Threading should be done according to the instructions for the machine.
- During sewing, the product part should be located on the left side, and seam allowances on the right.
- Under the foot, you need to put the material, make a puncture and lower the foot, pull the threads behind the foot with ends 8-10 cm long.
- At the end of the work, you need to raise the needle and foot, move the material away, pull the threads and trim them using a knife located on the sleeve of the sewing machine.
- Work should be stopped when the material has come off the teeth of its rail.
- After completion of work, a piece of tissue is placed under the presser foot and the machine turns on.
These are the basic principles of work on any sewing machine at home and in production. Using a double needle, you can perform various functions, which are described in detail below.
Decorative drawings and decoration
How to operate a double needle sewing machine? With the help of this device, decorative seams and original stitches for decoration are made. Features The result looks beautiful if different colors are used. A tool for embroidery is in demand, it can be used to create the same patterns.
Sewing on braid
This device allows you to conveniently sew the braid. In this case, the work will be much more elegant. It is enough to correctly set the thread and needles and attach the accessory in the right place of the material. With the help of an even parallel double seam, the braid will fix beautifully and accurately.
Rubber assembly
Double needle sewing on the sewing machine allows you to perform other operations. The assembly of the material is facilitated using this gum seam. Thin elastic must be wound around the bobbin of the machine, and threads suitable for the fabric must be used.
After that, you can sew. In this case, it is advisable to set a pitch of 2.0-2.5 mm. Since the elastic is placed in the shuttle mechanism, a uniform and beautiful assembly on the fabric will be ready. Such an element will perfectly decorate any product.
Embossed protection
Decorative patterns are made using this device. To do this, you need a special foot for creating pinches. It differs from the usual one in that it is equipped with grooves on the sole, which during the work lift the material.
During the creation of this line, the pattern is affected by many reliefs on the foot itself, as well as their depth. The larger it is, the more embossed the fabric will be. The thread tension regulator is set to maximum. The consumption of material during the creation of the pattern increases.
Reliefs with a cord
To do this, you need a foot designed for embossing or sewing in beads. In the area where the cord will be located, you need to draw a line with chalk or felt-tip pen. The cord must be pinned from the inside. Then the fabric is placed under the foot so that the cord is located between the needles. After that, you can start sewing. It turns out beautiful reliefs that can become an ornament of any product.
Decorative hem
Different fabrics can be sewn with a double needle on a Janome sewing machine or other similar equipment. It is ideal for knitwear hemming. During this operation, take the zigzag foot or satin stitch. Parallel lines are laid from the face, but you need to leave free a small one, which is cut off in the future.
Safety at work
With double needles, as with the rest, you must follow the safety rules:
- Store in a special needle box, which should be closed. It is advisable to wrap them with thread.
- Place the broken needle in a separate box.
- Know the number of needles that are used in the work. After finishing work, it is recommended to check their availability.
- Do not stick needles into foreign objects.
- Do not use a rusty needle. It does not pass well through the material, leaves spots, and besides, it can break.
Thus, a double needle allows you to perform various types of stitches. Each seamstress should have this device in the arsenal, so that in her work all options for decorating products were available to her.