Descrizione del prodotto
Overview
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Quick Details
Gearing Arrangement: Worm
Brand Name: CHINAMFG
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
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Supply Ability
Supply Ability: 20000 Piece/Pieces per Month
Extra Service: OEM is welcome
QC System: ISO9001:2008
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Packaging & Delivery
Package: Wooden box/Paper carton
Port: HangZhou/ZheJiang or on request
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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
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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 because of over-loose mate.
4. Driverssuch as sprocket wheel and gear must be fitted close to bearings in order toreduce bending stress 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.
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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/stamping field since 1984. Our main product, NMRV worm gear speed reducer and series helical gearbox, have reached the advanced technique index of the congeneric European and Janpanese products, 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 samples.
Our company has complete set of equipment including CNC, lathes, milling machines, gear hobbing machine, gear grinding machine, gear honing machine, gear shaping machine, worm grinder, grinding machines, drilling machines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing machines and so on. We have advanced testing equipments also.
Our company has established favorable cooperation relationships with sub-suppliers involving casting, raw material, heat treatment, surface finishing and so on.
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| Applicazione: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Funzione: | Change Drive Torque, Speed Changing, Speed Reduction |
| Durezza: | Superficie del dente indurita |
| Installazione: | Horizontal Type |
| Fare un passo: | Single-Step |
| Type: | Worm and Wormwheel |
| Personalizzazione: |
Disponibile
| Richiesta personalizzata |
|---|

Lubrication Frequency for Mower Gearbox
The frequency of lubricating your mower gearbox depends on the manufacturer’s recommendations, usage intensity, and operating conditions. Here are some general guidelines:
- Regular Maintenance: It’s recommended to lubricate your mower gearbox at the beginning of the mowing season or after about 25-50 hours of operation.
- Heavy Usage: If you’re using your mower frequently or in challenging conditions such as dusty or wet environments, you might need to lubricate more often, perhaps every 10-20 hours of operation.
- Check the Manual: Consult your mower’s user manual for specific lubrication intervals and the type of lubricant to use. Different mowers and gearboxes might have varying requirements.
- Inspect Regularly: Keep an eye on the gearbox for any signs of oil leakage or unusual noise. If you notice any issues, it’s a good idea to inspect and lubricate the gearbox as needed.
Using the right type of lubricant is crucial for optimal gearbox performance. Make sure to use a high-quality lubricating oil recommended by the manufacturer. Always follow proper lubrication procedures outlined in the user manual to ensure the longevity and efficiency of your mower gearbox.

Differenze tra cambio manuale e automatico per tosaerba
I cambi manuali e automatici dei tosaerba differiscono per funzionamento, controllo e praticità:
- Operazione: Nei cambi manuali, l'utente deve innestare e disinnestare le marce manualmente tramite frizione o leva. I cambi automatici, invece, cambiano marcia automaticamente in base alla velocità e al carico.
- Controllare: I cambi manuali offrono un controllo più diretto sulla selezione delle marce, consentendo all'utente di scegliere la marcia più adatta a specifiche esigenze. I cambi automatici, invece, offrono un'esperienza senza intervento umano, con il cambio di marcia gestito direttamente dal cambio stesso.
- Convenienza: I cambi automatici sono più comodi per gli utenti che preferiscono un'esperienza senza complicazioni. Eliminano la necessità di cambiare marcia manualmente, rendendo il funzionamento più semplice e intuitivo.
- Complessità: I cambi automatici sono più complessi nella progettazione rispetto a quelli manuali a causa della presenza di sensori, controlli elettronici e componenti aggiuntivi necessari per il cambio automatico.
- Efficienza: I cambi manuali offrono un maggiore controllo sull'erogazione di potenza e possono risultare più efficienti in determinate situazioni. Tuttavia, i cambi automatici ottimizzano i cambi di marcia per massimizzare il risparmio di carburante e le prestazioni.
- Costo: I cambi automatici sono generalmente più costosi da produrre e riparare a causa della loro complessità. I cambi manuali sono più semplici e spesso più economici.
La scelta tra cambio manuale e automatico per il tosaerba dipende dalle preferenze dell'utente, dal livello di controllo desiderato e dall'uso previsto del tosaerba. Entrambi i tipi presentano vantaggi e svantaggi, e la decisione dovrebbe basarsi sulle esigenze e sulle priorità dell'utente.

Role of a Mower Gearbox
A mower gearbox is a crucial component in various types of mowers and lawn maintenance equipment. Its primary role is to transfer power from the mower’s engine to the cutting blades, enabling the blades to rotate and perform the cutting or mulching action. Mower gearboxes are designed to handle the specific requirements of mowing tasks, providing the necessary torque and speed conversion to effectively cut grass, weeds, and other vegetation.
The key functions of a mower gearbox include:
- Power Transmission: The mower gearbox transfers power generated by the engine to the cutting blades. This power transmission is necessary to rotate the blades at the required speed for efficient cutting.
- Torque Conversion: Mower gearboxes are designed to convert the high-speed, low-torque output of the engine into the high-torque, low-speed rotation required by the cutting blades.
- Blade Synchronization: In mowers with multiple cutting blades, the gearbox ensures that all blades rotate at the same speed and remain synchronized. This ensures an even and consistent cutting pattern.
- Adjustable Cutting Height: Many mower gearboxes are equipped with mechanisms that allow operators to adjust the cutting height of the blades. This feature enables users to customize the lawn’s appearance and accommodate different grass lengths.
- Direction Control: Some mower gearboxes are designed to provide the ability to switch between forward and reverse directions, allowing the mower to navigate obstacles or change mowing patterns.
Mower gearboxes are available in various designs and configurations to suit different types of mowers, such as rotary mowers, flail mowers, reel mowers, and more. They play a crucial role in ensuring efficient and effective lawn maintenance by delivering the power and torque needed to achieve clean and even cuts.


editor by CX 2024-01-12