Description du produit
Description du produit
This gearbox is designed for plastic extrusion machine. It meet JB/T9040-1999 standard. The gear is made of high-strength alloy steel and hardened by carburizing and quenching. The accuracy of grinding teeth is higher than Level 6 and the hardness is HRC 54-62. In the front of output shaft,we assemble a thrust bearing with high safety factor to bear the extrusion pressure of screw.
Detailed Photos
| Loading capacity sheet of CHINAMFG and ZSYJ reduction gearboxes | ||||||||||||||||||||
| Taper | ZLYJ | ZSYJ | ||||||||||||||||||
| Spec | △ | △ | △ | △ | △ | △ | * | * | * | * | * | * | * | * | * | * | * | * | ||
| 112 | 133 | 146 | 173 | 200 | 225 | 250 | 280 | 315 | 330 | 375 | 395 | 420 | 450 | 500 | 560 | 630 | 450 | 560 | 530 | |
| -8 | -8 | -10 | -12.5 | -12.5 | -16 | -16 | -16 | -16 | -16 | -16 | -16 | -16 | -12 | -20 | -20 | -20 | -32 | -57 | -44 | |
| Normal input power(kw) n=1500rpm | ||||||||||||||||||||
| Ordinary reliable | 15 | 22 | 30.8 | 39 | 55 | 75 | 82.5 | 116 | 171 | _ | 260 | 300 | 315 | 332 | 450 | 600 | 825 | 240 | 240 | 370 |
| High reliable | 10 | 15 | 18.3 | 30.8 | 45 | 60 | 67 | 75 | 116 | 207 | 207 | 240 | 250 | 266 | 350 | 550 | 675 | 200 | 220 | 315 |
| Allowable output torque(N.m) | ||||||||||||||||||||
| Ordinary reliable | 800 | 1165 | 1962 | 2484 | 4379 | 6568 | 7643 | 11822 | 17427 | _ | 26497 | 3571 | 32102 | 38599 | 5571 | 76433 | 105095 | 48917 | 87134 | 103694 |
| High reliable | 525 | 764 | 1165 | 1962 | 3583 | 5334 | 6306 | 7643 | 11822 | 21000 | 21096 | 24380 | 25478 | 33885 | 44566 | 70063 | 85978 | 40764 | 79873 | 88280 |
| Recommended parameters of single-screw extruder machine reduction gearbox(Optional) | ||||||||
| Taper | Spec. | Power/Kw | Speed-Input | Speed-Output | Load torque/N.m | Axial force/KN | Screw diameter | Length-Diameter Ratio |
| ZLYJ | 112-8 | 5.5 | 800 | 100 | 525 | 35 | less than 35 | 25:1 |
| 113-8 | 6 | 800 | 100 | 764 | 39 | 50 | 25:1 | |
| 146-10 | 11 | 1000 | 100 | 1050 | 54 | 55 | 25:1 | |
| 173-10 | 18.5 | 900 | 90 | 1962 | 110 | 65 | 25:1 | |
| 200-12.5 | 30 | 1000 | 80 | 3581 | 155 | 75 | 25:1 | |
| 225-12.5 | 45 | 1000 | 80 | 5371 | 180 | 90 | 25:1 | |
| 250-16 | 55 | 1120 | 70 | 7503 | 192 | 105 | 25:1 | |
| 280-16 | 75 | 960 | 60 | 7643 | 258 | 110 | 25:1 | |
| 315-16 | 85 | 960 | 60 | 13528 | 287 | 120 | 25:1 | |
| 330-16 | 110 | 960 | 60 | 17528 | 360 | 135 | 25:1 | |
| 375-16 | 132 | 960 | 60 | 21008 | 390 | 150 | 25:1 | |
| 395-16 | 185 | 960 | 60 | 29442 | 400 | 160 | 25:1 | |
| 420-16 | 160/220 | 960 | 60 | 31831 | 430 | 160/170 | ||
| 450-20 | 213 | 1000 | 60 | 40640 | 500 | 180 | 25:1 | |
| 500-20 | 220 | 1000 | 50 | 42571 | 550 | 180 | 25:1 | |
| 560-17 | 440 | 1000 | 50 | 84034 | 700 | 200 | 25:1 | |
| 630-10 | 540 | 1000 | 50 | 15712 | 770 | 250 | 25:1 | |
| ZSYJ | 450-32 | 200 | 1500 | 47 | 4 0571 | 500 | 165 | 25:1 |
| 560-57 | 220 | 1500 | 26 | 80802 | 700 | 190 | 25:1 | |
Company Profile
Zhe jiang yifan gear box group CO., LTD was set up in 1970. It specializes in developing and producing small and medium-sized marine gearboxes, plastic extruder slowdown bins, Z4 DC motors,generators and so on.There are mainly 300 moreproduction equipments,including more than60 big,fine and expensive ones. The area of our company is 110, 000 square meters.There are 350 staff,and 25%of the total number are the middle and senior technical members. Since the venture,we commit toresearching and developing new products,and keeping improving the technology. We pay great attention to the after-salesservice. All of these efforts increase the developing footsteps of our company. We have strong technical strength , sophisticatedprocessing equipments,advanced products detection equipments,and own a complete security system including productsdesigned,mechanical processing,unit assembly,testing before coming out from the factory and after-sales service. Ourproducts have passed the ISO9001 Quality System Certification.
Certifications
Our Advantages
1: High transmission efficiency
2: Smooth operation and low noise
3: Small size and high carrying capacity.
4: Easy to disassemble and easy to install.
FAQ
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
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| Application: | Machinery |
|---|---|
| Fonction: | Speed Reduction |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Double-Step |
| Exemples : |
US$ 500/Piece
1 pièce (commande minimale) | |
|---|

Benefits of a High-Quality Mower Gearbox
A high-quality mower gearbox offers several advantages for both the performance of the mower and the overall user experience:
- Durability: High-quality gearboxes are built to withstand the demands of frequent and rigorous mowing tasks. They are designed with durable materials and precision manufacturing, ensuring a longer lifespan.
- Smooth Operation: Quality gearboxes provide smooth and consistent power transmission, resulting in reduced vibration and noise during operation. This enhances user comfort and minimizes wear and tear on the mower components.
- Efficient Power Transfer: A well-designed gearbox efficiently transfers power from the mower’s engine to the cutting blades, optimizing cutting performance. This results in a cleaner and more even mowing result.
- Low Maintenance: High-quality gearboxes often require less frequent maintenance due to their reliable construction. This reduces downtime and maintenance costs in the long run.
- Enhanced Safety: Reliable gearboxes contribute to safer mowing operations by ensuring that the blades operate consistently and as intended. This reduces the risk of accidents caused by unexpected blade behavior.
- Improved Versatility: Quality gearboxes are designed to handle a variety of conditions and mowing tasks, making them suitable for a range of applications and terrains.
- Cost-Effectiveness: While high-quality gearboxes may have a higher upfront cost, their durability and performance can lead to long-term cost savings by reducing the need for frequent replacements and repairs.
Investing in a high-quality mower gearbox can significantly enhance the overall efficiency, performance, and longevity of your mower equipment, ultimately providing a better mowing experience.

Using Synthetic Oil in Your Mower Gearbox
Yes, you can use synthetic oil in your mower gearbox, and in many cases, it’s recommended for its benefits. Synthetic oils offer several advantages over conventional oils:
- Improved Lubrication: Synthetic oils provide better lubrication, reducing friction and wear on gearbox components.
- Temperature Stability: Synthetic oils perform well in a wide range of temperatures, ensuring consistent lubrication in both hot and cold conditions.
- Resistance to Breakdown: Synthetic oils have a higher resistance to thermal breakdown, which helps them maintain their properties and effectiveness over time.
- Extended Oil Change Intervals: Synthetic oils often last longer than conventional oils, allowing for extended oil change intervals.
- Reduced Deposits: Synthetic oils tend to produce fewer deposits and sludge in the gearbox, keeping it cleaner.
Before switching to synthetic oil, it’s important to:
- Check the manufacturer’s recommendations: Confirm whether your mower’s gearbox is compatible with synthetic oil.
- Choose the right viscosity: Select a synthetic oil with the appropriate viscosity rating for your mower’s gearbox.
- Ensure proper mixing: If you’re switching from conventional to synthetic oil, it’s a good practice to thoroughly drain the old oil before adding the synthetic oil.
Using synthetic oil can contribute to the overall performance and longevity of your mower gearbox. However, always refer to your mower’s manual and the oil manufacturer’s recommendations for the best results.

Composants clés d'une boîte de vitesses de tondeuse
La boîte de vitesses d'une tondeuse est un ensemble mécanique complexe composé de divers composants qui fonctionnent ensemble pour transmettre la puissance et contrôler les lames de coupe. Les principaux composants d'une boîte de vitesses de tondeuse sont :
- Arbre d'entrée : L'arbre d'entrée est relié au moteur de la tondeuse par un arbre de transmission. Il reçoit la puissance de rotation du moteur et la transmet à la boîte de vitesses.
- Engrenages : Les engrenages sont des composants essentiels qui assurent la transmission et la conversion du couple et de la vitesse. Les boîtes de vitesses des tondeuses contiennent un ensemble d'engrenages, notamment des engrenages d'entrée, des engrenages intermédiaires et des engrenages de sortie, qui s'engrènent pour obtenir les rapports de couple et de vitesse souhaités.
- Arbre de sortie : L'arbre de sortie est relié aux lames de coupe. Il reçoit le couple du réducteur et le transmet aux lames, ce qui les fait tourner et effectue l'action de coupe.
- Roulements : Les roulements supportent les arbres et engrenages rotatifs à l'intérieur de la boîte de vitesses, réduisant ainsi le frottement et assurant un mouvement fluide. On utilise couramment des roulements à billes ou à rouleaux pour améliorer l'efficacité et la durée de vie de la boîte de vitesses.
- Système de lubrification : Les boîtes de vitesses des tondeuses nécessitent une lubrification adéquate afin de minimiser les frottements et l'usure entre les pièces mobiles. La lubrification garantit le bon fonctionnement des engrenages et des roulements.
- Logement: Le carter de la boîte de vitesses renferme et protège les composants internes des éléments extérieurs. Il contient également l'huile de lubrification et empêche la poussière et les débris de pénétrer dans la boîte de vitesses.
- Scellés: Les joints d'étanchéité empêchent la pénétration de contaminants tels que l'eau, la poussière et les saletés dans la boîte de vitesses. Ils jouent un rôle essentiel dans le maintien de l'intégrité du système de lubrification et la protection des composants internes.
- Embrayages et freins : Certaines boîtes de vitesses de tondeuses sont équipées d'embrayages et de freins permettant l'engagement et le désengagement des lames de coupe. Ces composants assurent le contrôle de la coupe et garantissent une utilisation en toute sécurité.
- Adjustment Mechanisms: Depending on the type of mower, the gearbox may include adjustment mechanisms for setting the cutting height or angle of the blades. These mechanisms enhance the mower’s versatility and performance.
The combination of these components within the mower gearbox ensures the effective transmission of power and precise control over the cutting blades, resulting in efficient and accurate mowing operations.


editor by CX 2024-03-11