Ratio 15:1 NEMA 34 Stepper Motor Planetary Gear Boxes
Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.
1.With bevel gear reversing mechanism,right angle steering output is realized;
2.Square flange output,standard size;
3.The input specification are complete and there are many choices;
4.Spur transmission ,single cantilever structurer,design simple,high cost performance;
5.Keyway can be opened in the force shaft;
6.stable operation,low noise;
10.Support custom according to drawings or samples
|Max. Torque||Nm||1.5times rated torque|
|Emergency Stop Torque||Nm||2.5times rated torque|
|Max. Radial Load||N||240||450||1240|
|Max. Axial Load||N||220||430||1000|
|Rated Input Speed||rpm||4000||3500||3500|
|Average Life Time||h||20000|
|Efficiency Of Full Load||%||L1≥95% L2≥92%|
|Moment Of Inertia Table||L1||3||Kg*cm2||0.46||1.73||12.78|
|Degree Of Protection||IP65|
|Operation Temprature||ºC||– 10ºC to -90ºC|
Packaging & Shipping
1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ TNT/ FEDEX/ EMS
1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc
4. why should you buy from us not from other suppliers?
We are a 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts
5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
|Number of Stator:||Single-Phase|
|Casing Protection:||Closed Type|
|Number of Poles:||2|
Replacing Parts of a NEMA Gearbox vs. Replacing the Whole Unit
Replacing parts of a NEMA gearbox is a common practice if specific components are worn or damaged. However, it’s essential to consider factors like the availability of replacement parts, the cost-effectiveness of repairs, the overall condition of the gearbox, and the expertise required for the replacement. In some cases, replacing the whole unit might be more practical, especially if the gearbox has a history of issues or if the cost of repairs exceeds the cost of a new unit. Consulting with a gearbox specialist can help make an informed decision.
Safety Precautions when Working with NEMA Gearboxes
When working with NEMA gearboxes, ensure the power is off and locked out to prevent accidental startup, wear appropriate personal protective equipment (PPE) such as gloves and safety glasses, follow manufacturer guidelines for installation and maintenance, avoid wearing loose clothing or jewelry that can get caught, work in well-ventilated areas to prevent exposure to fumes, and be cautious of sharp edges and moving parts. Training and proper safety procedures are crucial to prevent accidents and injuries.
Key Features of NEMA Gearboxes
NEMA gearboxes feature a standardized mounting interface that ensures compatibility with NEMA motors. They are designed to provide efficient power transmission, torque multiplication, and speed reduction. These gearboxes are constructed from durable materials, such as cast iron or aluminum, to withstand varying loads and conditions. They often include precision-machined gears for smooth operation and reduced noise. NEMA gearboxes come in various gear ratios to accommodate different speed and torque requirements. They also offer options for different mounting orientations and motor flange sizes. These features collectively make NEMA gearboxes versatile and suitable for a wide range of industrial applications.
editor by CX 2023-09-08