The sole purpose of darling extractors as the name implies, is to remove honey from the combs without damaging or wrecking the honey combs as they be reused. These people are mechanical devices used for honey extraction soon after the honey has been harvested.
They have a drum in which the honey comb is put and then this drum spins at such high speeds that the honey flings out of the combs leaving behind the comb without honey while remains intact inside the extraction chamber. Within a nutshell centrifugal push is applied for the effective use of this device.
Before the honey is put in the extraction chamber for removal it must be uncapped first, there are many tools you can use for uncapping the tissue, and all of these can be bought from most beekeeping equipment suppliers. You can either use manual uncapping knives or forks however, many beekeepers prefer to use electric knives to uncap the combs.
All the removed honey collects at the bottom of the removal chamber that is and most extractors have a tap at the bottom, in which the accumulated can be drained out there or honey pumps can even be used to remove honey from the extraction holding chamber.
There are various types of honey extractors available with regards to the use and volume of combs you might plan to extract honey from. These include the tangential and radial extractors and they differ how the frames are put in the extractor's basket. Inside the redial extractor the frames are usually put with the top going through outwards and compared to the tangential extractors only the one side of the frames faces outwards & redial types are commonly used in commercial honey extraction.
Redial types require less amount of work compared to tangential extractors, because the sweetie combs don't need to be turned over to extract all of the honey in the combs. Honey extractors come in various sizes with respect to the meant use, for professional greater extractors are being used for they can hold hundreds of casings at one time allowing for gallons of honey to be extracted. But someone starting out in beekeeping will appear to use a little size extractor that holds three to four frames at a time.
A good small scale extractor can cost a couple hundred or so bucks, but if you don't have the budget yet, you can still make your own and there are great ideas available for you on the internet which you can explore. I wouldn't worry too much about the price tag on an extractor as they are reasonable priced by most beekeeping supplies.
Once the extraction process is complete, you want to ensure that your honey is free of fragments from dead bees like thighs, wings and other things. The best way to go about this is to filter your honey using at minimum a 400 or 600 micron filter, they can be reasonably bought for ten dollars or less and most filters have adjustable heads that can fit most bucket measurements up to a several gallon bucket. These filter systems can be washed and sterilised and perhaps they are re-usable.