Product Description

Wpa Wps Low Speed Worm Gear Speed Reducer

Structure Feature

1. Widely used in light industry, good resistance to wearing, with high precision in dimensions, lower noise, advanced centric running castings

2. The housing is of strong hardness, compact structure

3. Stable transmission, low vibration, large ratio, canbe matched with various machines

Product Structural Drawing 

 

Model Description

Total 60 families and more than 20,000types with different models, ratios, connections and installations can be selected to meet requirements of customers.

View Of Item

WPA worm gearbox

 

WPS worm gearbox

 

Notice of installation  

1. The base-plate must be plane and stoutness, and the base-plate must be screwed down and shockproof

2. The connecting shaft of prime mover, gearbox and operation device must be coaxial installatios

3. The diameter tolerance zone of input and output shaft is H6, the holes of fittings(such as couplings, belt-pulley, sprocket wheel and so on) must properly mate the shaft, which prevents bearing from breakage because of over-loose mate

4. Drivers such as sprocket wheel and gear must be fitted close to bearings in order to reduce bending stress of hanging shaft

5. White assembling motor of WPD reducer, it is necessary that proper amount of butter applies to the worm shaft input hole and keyway, avoiding assembling too tightly and rusting after using for a long time

6. When ordering or using all kinds of WPD type, if the motor weight is bigger than the common, supporting set is required

Notice of usage

1. Before using, please check carefully whether the gearbox model, distance, ratio, input connecting method, output shaft structure, input and output shaft direction and revolving direction accord with requirement

2.  According to the requirement of selecting lubricant oil in the product manual, please fill proper category and brand lubricant. And then screw on the vent-plug; Unlock the small cone-plug of vent-plug. Only after doing these, reducer is already for starting up running. The proper brand and adequate lubricant oil is required, replacing oil in time conforming to the request of product manual is also necessary, especially after using first 100 hours, it is required refilling new oil

3.  When abnormal circumstances occur, please stop and check reducer per solutions and reasons for faults of reducer (allowable highest oil temperature is 95, under this temperature limit, if oil temperature no more goes up, please let reducer continue running)

COMPANY OVERVIEW

 

About Greensky Power

• History: Greensky Power Co.,ltd was founded in Los Angeles in 2008 and has focused on manufacturing and supplying motor and gearbox for 8 years since 2008.
• Market: Greensky Power has customers in 30 different countries. Germany, Austria, Japan, USA and Middle-East are our main market.
• Honors:Greensky Power is member of a council in ZHangZhoug Solar Association which is the biggest renewable energy association in Southeast of China.

 

 

Greensky’s Advantage

Price	Competitive & Reasonable. Our mission is to “Greening the World”. Distributing massively in a cheap price is our strategy. We want more and more people are using high effeciency motor and gearbox.
Quality	Quality control is done by 4 processes: Manufacturer Control + Material Control + Production Control + Finished Goods Control.
Delivery	100% on-time delivery Guaranteed
Evaluation	100% Customer Satisfaction Guaranteed
Services	English, German, Japanese and Chinese sales representatives are available for One-stop full services.
Business type	Manufacture & Trading & EPC. Greensky Power has subsidiary company producing solar panels which makes our price very competitive. At same time, Greensky Power has a subsidiary EPC company which can give professional technical support for complicated technical questions.
Experience	Our products have been sold to strict clients in Germany and Japan. They are all satisfied with our products. Delivering quality products and convenient communication service are our goal.

  

On the site you can find a range of products including worm gearbox, DC gear motor,AC gear motor,  and their relevant components.

 

FAQ

1 Q:What infomation should I tell you to confirm the worm gearbox?

A: Model/Size   B:Ratio and output torque   C:Power and flange type   D:Order quantity.

2 Q: What if I don’t know which worm gearbox need?
A:Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

3 Q:How long should I wait for the feedback after I send the enquiry?
A: Within 12 hours.

 

4 Q:What is your warrenty period for worm gearbox?

A:We offer 1 year warrenty since the vessel departure date left China.

 

5 Q:What industries are your worm gearbox being used?

A:Our worm gearbox are widely used in the areas of household appliances and light industry,etc.
 

6.  Q:How to delivery:

 A: By sea – Buyer appoint forwarder, or our sales team find suitable forwarder for buyers.

     By air – Buyer offer collect express account, or our sales team find suitable  express for buyers. (Mostly for sample)

     Others – We arrange to delivery goods to some place in China appointed by buyers.

 7. When you place an order, our team will confirm with you about color, package,method of payment and delivery, then a sales contract will be sent to you to confirm.

 

If you have any other questions, please feel free to contact us.

Screw Shaft Types

A screw shaft is a cylindrical part that turns. Depending on its size, it is able to drive many different types of devices. The following information outlines the different types of screws, including their sizes, material, function, and applications. To help you select the right screw shaft, consider the following factors:

Size

A screw can come in a variety of shapes and sizes, ranging from a quarter to a quarter-inch in diameter. A screw is a cylindrical shaft with an inclined plane wrapped around it, and its main function is to fasten objects together by translating torque into a linear force. This article will discuss the dimensions of screws and how to determine the size of a screw. It is important to note that screw sizes can be large and small depending on the purpose.
The diameter of a screw is the diameter of its shaft, and it must match the inner diameter of its nuts and washers. Screws of a certain diameter are also called machine screws, and they can be larger or smaller. Screw diameters are measured on the shaft underneath the screw head. The American Society of Mechanical Engineers (ASME) standardized screw diameters in 3/50-inch to 16 (3/8-inch) inches, and more recently, sizes were added in U.S. fractions of an inch. While shaft and head diameters are standardized, screw length may vary from job to job.
In the case of the 2.3-mm screw group, the construct strength was not improved by the 1.2-mm group. The smaller screw size did not increase the strength of the construct. Further, ABS material did not improve the construct strength. Thus, the size of screw shaft is an important consideration in model design. And remember that the more complex your model is, the larger it will be. A screw of a given size will have a similar failure rate as a screw of a different diameter.
Although different screw sizes are widely used, the differences in screw size were not statistically significant. Although there are some limitations, screws of different sizes are generally sufficient for fixation of a metacarpal shaft fracture. However, further clinical studies are needed to compare screw sizes for fracture union rates. So, if you are unsure of what size of screw shaft you need for your case, make sure to check the metric chart and ensure you use the right one.

Material

The material of a screw shaft plays an important role in the overall performance of a screw. Axial and central forces act to apply torque to the screw, while external forces, such as friction, exert a bending moment. The torsional moments are reflected in the torque, and this causes the screw to rotate at a higher rate than necessary. To ensure the longevity of the screw, the material of the screw shaft should be able to handle the bending moment, while the diameter of the shaft should be small enough to avoid causing damage.
Screws are made from different metals, such as steel, brass, titanium, and bronze. Manufacturers often apply a top coating of chromium, brass, or zinc to improve corrosion resistance. Screws made of aluminum are not durable and are prone to rusting due to exposure to weather conditions. The majority of screw shafts are self-locking. They are suited for many applications, including threaded fasteners, C-clamps, and vises.
Screws that are fabricated with conical sections typically feature reduced open cross-sectional areas at the discharge point. This is a key design parameter of conical screw shafts. In fact, reductions of up to 72% are common across a variety of applications. If the screw is designed to have a hard-iron hanger bearing, it must be hardened. If the screw shaft is not hardened, it will require an additional lubricant.
Another consideration is the threads. Screw shafts are typically made of high-precision threads and ridges. These are manufactured on lathes and CNC machines. Different shapes require different materials. Materials for the screw shaft vary. There are many different sizes and shapes available, and each 1 has its own application. In addition to helical and conical screw shafts, different materials are also available. When choosing material, the best 1 depends on the application.
The life of the screw depends on its size, load, and design. In general, the material of the screw shaft, nut body, and balls and rollers determine its fatigue life. This affects the overall life of the screw. To determine whether a specific screw has a longer or shorter life, the manufacturer must consider these factors, as well as the application requirements. The material should be clean and free of imperfections. It should be smooth and free of cracks or flaking, which may result in premature failure.

Function

The function of a screw shaft is to facilitate the rotation of a screw. Screws have several thread forms, including single-start, double-start and multi-start. Each form has its own advantages and disadvantages. In this article we’ll explore each of them in detail. The function of a screw shaft can vary based on its design, but the following are common types. Here are some examples of screw shaft types and their purposes.
The screw’s torque enables it to lift objects. It can be used in conjunction with a bolt and nut to lift a load. Screws are also used to secure objects together. You can use them in screw presses, vises, and screw jacks. But their primary function is to hold objects together. Listed below are some of their main functions. When used to lift heavy loads, they can provide the required force to secure an object.
Screws can be classified into 2 types: square and round. Square threads are more efficient than round ones because they apply 0deg of angle to the nut. Square threads are also stronger than round threads and are often used in high-load applications. They’re generally cheaper to manufacture and are more difficult to break. And unlike square threads, which have a 0deg thread angle, these threads can’t be broken easily with a screwdriver.
A screw’s head is made of a series of spiral-like structures that extend from a cylindrical part to a tip. This portion of the screw is called the shank and is made of the smallest area. The shank is the portion that applies more force to the object. As the shaft extends from the head, it becomes thinner and narrow, forming a pointed tip. The head is the most important part of the screw, so it needs to be strong to perform its function.
The diameter of the screw shaft is measured in millimeters. The M8 screw has a thread pitch of 1.25 mm. Generally, the size of the screw shaft is indicated by the major and minor diameter. These dimensions are appended with a multiplication sign (M8x1).

Applications

The design of screws, including their size and shape, determines their critical rotating speeds. These speeds depend on the threaded part of the screw, the helix angle, and the geometry of the contact surfaces. When applied to a screw, these limits are referred to as “permissible speed limits.” These maximum speeds are meant for short periods of time and optimized running conditions. Continuous operation at these speeds can reduce the calculated life of a nut mechanism.
The main materials used to manufacture screws and screw shafts include steel, stainless steel, titanium, bronze, and brass. Screws may be coated for corrosion resistance, or they may be made of aluminium. Some materials can be threaded, including Teflon and nylon. Screw threads can even be molded into glass or porcelain. For the most part, steel and stainless steel are the most common materials for screw shafts. Depending on the purpose, a screw will be made of a material that is suitable for the application.
In addition to being used in fasteners, screw shafts are used in micrometers, drillers, conveyor belts, and helicopter blades. There are numerous applications of screw shafts, from weighing scales to measuring lengths. If you’re in the market for a screw, make sure to check out these applications. You’ll be happy you did! They can help you get the job done faster. So, don’t delay your next project.
If you’re interested in learning about screw sizing, then it’s important to know the axial and moment loads that your screws will experience. By following the laws of mechanics and knowing the load you can calculate the nominal life of your screw. You can also consider the effect of misalignment, uneven loading, and shocks on your screw. These will all affect the life of your screw. Then, you can select the right screw.