Types of Worm Gearboxes Identify the reduction gearbox that fits your requirement after understanding the different types of worm gearboxes. You can find three types of gearboxes - Non-enveloping, single envelope and double envelope. The non-enveloping type does not have concave features. In this type, a contact point is a straight plane that places stress on the gearbox. In a single envelope, you will find the gear has a concave tooth width. As a result, the worm drives deeper into the gear and increases efficiency. A double envelope, on the other hand, contains a wide gear with a concave tooth width and a worm drive with a concave design. You can check out the Premium Transmission gearboxes by Santram Engineers to get a good understanding about the different types of worm gearboxes. Tooth Spacing Tooth spacing is an important aspect that you must consider before selecting the reduction gearbox . Tooth spacing has several parameters such as Diametral Pitch, Circular Pitch, Module...
