Описание продукта
Technical Parameter
| Housing material | HT200 high-strength cast iron(EWR37, EWR47, EWR57, EWR67, EWR77, EWR87) |
| Housing material | HT250 High strength cast iron(EWR97, EWR 107, EWR137, EWR147, EWR167) |
| Gear material | 20CrMnTi |
| Gear Surface&hardness | HRC58°-62° |
| Gear core hardness | HRC33°-78° |
| Input/Output shaft material | 40Cr |
| Gear Machining precision | Accurate grinding 6-5 grade |
| Heat treatment | Carburizing, Quenching etc |
| Efficiency | Up to 92% |
| Noise(Max) | 60-67dB |
| Installation type | Foot mounted, flange mounted |
| Output type | Solid shaft |
| Bearing brand | NSK, SKF, HRB, ZWZ etc |
| Oil seal brand | NAK, KSK etc |
| Lubricant | VG220 |
| Motor | IP55, F class |
| Motor shaft | 40Cr, Carburizing, Quenching etc |
| Warranty | 12months |
| Color | Blue, Grey |
| Модель | EWR37 | EWR47 | EWR57 | EWR67 | EWR77 | EWR87 | EWR97 | EWR107 | EWR137 | EWR147 | EWR167 |
| Масса | 9 | 14 | 24 | 27 | 33 | 60 | 110 | 150 | 255 | 365 | 615 |
| Shaft Ф | 25mm | 30mm | 35mm | 35mm | 40mm | 50mm | 60mm | 70mm | 90mm | 110mm | 120mm |
Packing
Features
♦Specially designed for agitator.
♦Compact structure, Integrated casting housing, low noise and long service life.
♦High efficiency and low maintenance.
Design
♦ Reducing Ratio: 2 stage 5~24.8, 3 stage 27.2~264, EWR/EWR combination type can be up to 18125.
♦ Mounting Type: Foot mounted, Flange mounted.
♦ Output Shaft: CHINAMFG shaft.
♦ Efficiency: Two-stage96%, three-stage 94%, and combination of EWR/EWR85%.
Technical Data
♦Size EWR37-EWR167
♦ Output Torque 130~18000N. M
♦ Motor Power 0.18~160kw
♦ Ratio 5~264(imax: 18125)
Industrial Application
♦Power Plant Equipment
♦Metallurgical Industry
♦Metal Forming Machinery
♦Petrochemical Industry
♦Mining Machine
♦Hoisting Machinery
♦Construction Industry
♦Environmental Protection Industry
♦Cable Industry
♦Food Machinery
Certificates
Passed ” ISO 9001 International Quality System Certificate”, “Europe CE Certificate”, ” Swiss SGS Certificate”, “High-tech enterprise certificate of ZheJiang city”, “Excellent performance management enterprise of ZheJiang city”, etc.
FAQ
1. Q: Can you make as per customer drawing?
A: Yes, we offer customized service for customers.
2. Q: Are you a factory or trading company?
A. We are a manufacturer in ZheJiang , China.
3. Q: What’s your MOQ?
A: One piece.
4. Q: Wha’s yout quality control system?
A: We are certified with CE,CCC,ISO 9001. We have own independent QC team * advanced equipments to ensure quality from material purchasing til goods delivery.
5. Q: What’s your production time?
A: 15-35 working days after receiving payment.
6. Q: What’s your payment terms?
A: T/T, 30% payment in advance, 70% balance payment should be paid before shipping.
7. Q: What’s your package?
A: In wooden box packaging.
Company information
ZheJiang CHINAMFG Gear Reducer Co., Ltd. is a large professional manufacturer & exporter of various helical gear reducers and specialize in the gear reducers area in China for 20 years. CHINAMFG has excellent R&D team, top-ranking production and test equipment. So we have the strong power in the developing and manufacturing the standards type as well as the customized type gear reducer for our customers.
We make and supply 6 series of speed reducer as follows:
EWK series helical-bevel gear reducers,
EWR series helical gear reducers,
EWF series helical gear reducers,
EWS series helical-worm gear reducers
HB series gearboxes,
P series planetary gear reducers,etc.
Our products have been exporting to many countries and regions, including but not limited Argentina , Brazil, Mexico, Columbia , Ecuador , USA, South Korea, Vietnam, Indonesia, Georgia, South Africa, China HK, China Taiwai,
Welcome to send us enquiry or drawing. Visit us in ZheJiang , China.
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| Приложение: | Motorcycle, Machinery, Marine, Toy, Agricultural Machinery |
|---|---|
| Твердость: | Затвердевшая поверхность зуба |
| Установка: | Горизонтальный тип |
| Макет: | Coaxial |
| Gear Shape: | Helical Gear |
| Шаг: | Three-Step |
| Настройка: |
Доступный
| Индивидуальный запрос |
|---|

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.

Различия между ручными и автоматическими коробками передач газонокосилок
Механические и автоматические редукторы газонокосилок различаются по принципу работы, управлению и удобству использования:
- Операция: В механических коробках передач пользователю приходится включать и выключать передачи вручную с помощью сцепления или рычага. Автоматические коробки передач, напротив, переключают передачи автоматически в зависимости от скорости и нагрузки.
- Контроль: Механические коробки передач обеспечивают более прямой контроль над выбором передачи, позволяя пользователю выбирать подходящую передачу для конкретных задач. Автоматические коробки передач, однако, предлагают возможность переключения передач без участия рук, поскольку переключение осуществляется самой коробкой передач.
- Удобство: Автоматические коробки передач более удобны для пользователей, предпочитающих простоту и удобство. Они избавляют от необходимости переключать передачи вручную, делая управление проще и удобнее.
- Сложность: Автоматические коробки передач имеют более сложную конструкцию по сравнению с механическими из-за наличия датчиков, электронных систем управления и дополнительных компонентов, необходимых для автоматического переключения передач.
- Эффективность: Механические коробки передач обеспечивают лучший контроль над подачей мощности и могут быть более эффективными в определенных ситуациях. Однако автоматические коробки передач оптимизируют переключение передач для повышения топливной экономичности и производительности.
- Расходы: Автоматические коробки передач, как правило, дороже в производстве и ремонте из-за своей сложности. Механические коробки передач проще и зачастую доступнее по цене.
Выбор между механической и автоматической коробкой передач для косилки зависит от предпочтений пользователя, желаемого уровня контроля и предполагаемого использования косилки. Оба типа имеют свои преимущества и недостатки, и решение должно основываться на потребностях и приоритетах пользователя.

Function of a Mower Gearbox
A mower gearbox operates through a series of gears and components that work together to transmit power and convert the rotational motion of the engine into the cutting action of the blades. Here’s how a typical mower gearbox works:
- Power Input: The mower gearbox receives power from the mower’s engine via a drive shaft.
- Gear Reduction: The gearbox contains a set of gears that are arranged in specific ratios to achieve the required torque and speed conversion. The input gear, connected to the drive shaft, meshes with one or more intermediate gears.
- Torque Conversion: As the input gear turns, it drives the intermediate gears. The gear arrangement within the gearbox results in a reduction of speed and an increase in torque. This is essential for providing the cutting blades with the necessary force to cut through vegetation.
- Blade Connection: The output shaft of the gearbox is connected to the cutting blades. As the gearbox output shaft rotates, it transfers the torque to the blades, causing them to spin.
- Blade Rotation: The rotational motion of the blades is what enables them to cut through grass and other vegetation. The increased torque generated by the gearbox allows the blades to effectively perform cutting or mulching actions.
Modern mower gearboxes are designed for efficiency, durability, and precision. They are often equipped with ball bearings, seals, and lubrication to minimize friction and ensure smooth operation. Some mower gearboxes also include additional features such as adjustable cutting heights, blade synchronization, and directional control to enhance the versatility of the mower.


editor by CX 2024-03-09