As the needle thread is pulled around bobbin case, it wraps around the bobbin thread, and pulls it up through the needle plate. Bobbin Cover: For front loading bobbins, you remove the storage compartment to reveal a flip-down cover. Most top loading bobbin machines have a clear clip-in cover.
What covers the bobbin and bobbin case?
Needle (or Throat) Plate.
The needle plate is the flat, metal plate under the needle that covers the bobbin. When you’re making stitches, the needle goes down through the needle plate. The needle plate has marks that act as seam guides. These allow you to gauge how far your stitches are from the edge of your fabric.
What does the bobbin case sit in?
How Do They Work? A bobbin case, when used with the correct bobbin, will hold the bobbin snugly in place, which will allow the machine to neatly unravel it. The bobbin case also adds tension to the bottom thread, much like the tension assembly for the top thread.
What is a cover plate on a sewing machine?
Bobbin Cover Slide Plate
The sewing machine slide plate covers the bobbin area while the machine is stitching. It can be removed or slid to the side whilst loading the bobbin into the machine.
What is a bobbin winder stopper?
Bobbin Winder Stopper. Place: Right next to the bobbin winder spindle. Definition: Automatically stops the bobbin from winding when full. Reverse Lever.
When should I replace my bobbin case?
As long as you take good care of your bobbin case, it will perform well. However, eventually, it will cease to sew smoothly and will need to be replaced. Sometimes people think they only need to replace certain parts of the bobbin case, like the tension spring or the tension screw.
Can you sew without a bobbin case?
Can you use a sewing machine without a bobbin? You can’t sew without a bobbin, as the machine requires two spools in order to operate properly. Therefore, you will need to add the bobbin thread in addition to your needle thread.
How do you fix a bobbin?
How to Fix Bobbin Thread Bunching and Other Threading Problems
- Thread the Machine Properly. Re-thread the upper part of the sewing machine making sure the thread is passing through every single thread guide on its way to the needle. …
- Change the Needle. …
- Inspect the Bobbin. …
- Clean the Machine.
What bobbin does Singer 3337 use?
The Singer model 3337 comes with 1 Transparent Class 15 bobbin in the bobbin case of the machine and 3 more in the removable storage compartment. There are instructions for opening the “Removable Storage Compartment” on page 10 of the instruction manual.
What are the measurements on a sewing plate?
If you look at the throat plate of your sewing machine, you’ll notice guidelines. Each line is labeled with a measurement: 3/8”, 4/8” (or ½”), 5/8” (industry standard) and 6/8” (or ¾”).
What is the function of bobbin winder?
The bobbin winder is a separate unit screwed on to the machine, adjacent to the balance wheel. Its function is to wind a reserve of cotton evenly onto an empty bobbin and (in most cases) spring release when the bobbin is full.
What is the top of a sewing machine called?
Thread Spool Pin- this is where the spool for the top thread of the machine sits. Bobbin Winding Spindle – when you need to wind thread onto a new bobbin, you put the bobbin here to be wound. Thread Take-up Lever – this is an important part of the stitching mechanism that moves the thread up and down as you sew.
What part of sewing machine that holds the fabric while sewing?
Presser Foot holds the fabric in place while sewing.