Gearing Arrangement: Worm Brand Name: EED
Input Speed: 1400 rpm Certification: CE, ROHS, ISO9000
Rated Power: 3 ~ 4KW Output Torque: 2.8-2430N.M
Color: Blue/Silver or on request Origin: ZHangZhoug, China (Mainland)
Warranty: 1 Year Ratio:1/10.1/15,1/20,1/25,1/30,1/40,1/50,1/60
Supply Ability: 20000 Piece/Pieces per Month
Extra Service: OEM is welcome
QC System: ISO9001:2008
Packaging & Delivery
Package: Wooden box/Paper carton
Port: HangZhou/ZheJiang or on request
1. Widely used in turbines, shaft liners and axletrees, good resistance to wearing, with high precision in
dimensions, lower noise, advanced centric running castings
2. Without vent and highly precision
3. The whole structure is compact and the weight is larger
Notice of installation
1 .Thebase-plate must be plane and stoutness, and the base-plate must be screwed downand shockproof.
2. Theconnecting shaft of prime mover, reducer and operation device must be coaxialinstallation.
3 .Thediameter 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 matethe shaft, which prevents bearing from breakage be-
-cause of over-loose mate.
4. Driverssuch as sprocket wheel and gear must be fitted close to bearings in order toreduce bending stre-
-ss of hanging shaft.
5. Whiteassembling motor of WPD reducer, it is necessary that proper amount of butterapplies to the worm
shaft input hole and keyway, avoiding assembling tootightly and rusting after using for a long time.
6. WhenOrdering or using all kinds of WPD type, if the motor weight is binger than thecommon, supporting
set is required.
Notices of usage
1 .Before using, please check carefully whether the reducer model, distance, ratio, input connecting method,
output shaft structure, input and output shaftdirection and revolving direction accord with requirement.
2 .According to the requirement of selecting lubricant oil in the productmanual, please fill proper category and
brand lubricant. And then screw on thevent-plug; Unlock the small cone-plug of vent-plug. Only after doing th-
ese, reducer is already for starting up running. The proper brand and adequatelubricant oil is required, replac-
ing oil in time conforming to the request ofproduct manual is also necessary, especially after using first 100 h-
ours, it isrequired refilling new oil.
3 .Whenabnormal circumstances occur, please stop and check reducer per solutions andreasons for faults of
reducer (allowable highest oil temperature is 95, under this temperature limit, ifoil temperature no more goes
up, please let reducer continue running.
About CHINAMFG since 1984
HangZhou Melchizedek Import & Export Co., Ltd. is a leader manufactur in mechanism field and punching/stamp
ing field since 1984. Our main product, NMRV worm gear speed reducer and series helical gearbox, XDR,
XDF, XDK, XDShave reached the advanced technique index of the congeneric European and Janpanese produc
ts, We offer standard gears, sprockets, chains, pulleys, couplings, bushes and so on. We also can accept orders
of non-standard products, such as gears, shafts, punching parts ect, according to customers’ Drawings or sam-
Our company has complete set of equipment including CNC, lathes, milling machines, gear hobbing machine, g-
ear grinding machine, gear honing machine, gear shaping machine, worm grinder, grinding machines, drilling m-
achines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing machines and s-
o on. We have advanced testing equipments also.
Our company has established favorable cooperation relationships with sub-suppliers involving casting, raw mat-
erial, heat treatment, surface finishing and so on.
|Application:||Motor, Machinery, Agricultural Machinery|
|Hardness:||Hardened Tooth Surface|
|Gear Shape:||Conical – Cylindrical Gear|
Can a Worm Gearbox Be Used in Heavy-Duty Machinery?
Yes, a worm gearbox can be used in heavy-duty machinery and is often chosen for such applications due to its inherent characteristics and advantages:
- High Torque Transmission: Worm gearboxes are known for their ability to transmit high torque loads, making them suitable for heavy-duty machinery that requires significant power transmission.
- Load Distribution: The design of worm gears provides robust load distribution and excellent contact between the worm and worm wheel teeth. This enhances their load-carrying capacity, making them capable of handling heavy loads without premature wear or failure.
- Compact Design: Worm gearboxes are compact and offer high reduction ratios in a single stage. This allows for the reduction of high input speeds to lower output speeds, often required in heavy-duty machinery.
- Overload Protection: Worm gears have a natural self-locking feature, which means the gear cannot be easily back-driven by external forces. This feature provides inherent overload protection, preventing damage to the gearbox and machinery in cases of sudden load spikes.
- Smooth Operation: Worm gearboxes offer smooth and steady operation, which is crucial for heavy-duty machinery where precision and controlled movement are essential.
However, when considering the use of a worm gearbox in heavy-duty applications, it’s important to ensure proper engineering and sizing. The design should account for factors such as load, speed, duty cycle, lubrication, and temperature to ensure optimal performance and longevity.
Overall, worm gearboxes are well-suited for heavy-duty machinery across various industries, including mining, construction, manufacturing, and more.
How to Calculate the Input and Output Speeds of a Worm Gearbox?
Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:
- Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
- Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:
N2 = N1 / (Z1 * i)
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)
It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.
Types of Worm Gear Configurations and Their Uses
Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:
- Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
- Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
- Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
- Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
- Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
- Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.
Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.
editor by CX 2023-09-22