وصف المنتج
وصف المنتج
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 | ||||||||||||||||||||
| Type | 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) | ||||||||
| Type | 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 |
|---|---|
| Function: | Speed Reduction |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Double-Step |
| Samples: |
US$ 500/Piece
1 Piece(Min.Order) | |
|---|

Repair or Replacement of a Mower Gearbox
Whether a mower gearbox can be repaired or needs to be replaced depends on the extent of the damage and the condition of the gearbox components. Here are some factors to consider:
- Minor Issues: If the gearbox is experiencing minor issues such as a leaking seal, damaged gasket, or a loose bolt, these problems can often be repaired without the need for a full replacement.
- Worn Gears or Bearings: If the gears or bearings are worn or damaged, they can sometimes be replaced individually, especially if the rest of the gearbox is in good condition.
- Severe Damage: If the gearbox housing is cracked, the gears are severely damaged, or the entire unit is extensively worn, a replacement gearbox might be the more cost-effective solution.
- Cost of Repairs: Sometimes, the cost of repairing multiple components in a gearbox can be close to the cost of a new gearbox. In such cases, it might make more sense to opt for a replacement.
- Age of the Mower: If the mower itself is old and the gearbox is showing signs of wear, it might be worth considering whether it’s more economical to invest in a new mower with a new gearbox.
It’s recommended to consult a professional mechanic or technician who specializes in mower repairs. They can assess the extent of the damage, provide you with repair and replacement options, and help you make an informed decision based on the specific situation.

الاختلافات بين علب تروس جزازات العشب اليدوية والآلية
تختلف علب تروس جزازات العشب اليدوية والآلية في طريقة تشغيلها والتحكم بها ومدى سهولة استخدامها:
- عملية: تتطلب علب التروس اليدوية من المستخدم تعشيق وفصل التروس يدويًا باستخدام القابض أو ذراع. أما علب التروس الأوتوماتيكية، فتقوم بتغيير التروس تلقائيًا بناءً على السرعة وظروف الحمل.
- يتحكم: توفر علب التروس اليدوية تحكمًا مباشرًا أكبر في اختيار التروس، مما يسمح للمستخدم باختيار الترس المناسب لمهام محددة. أما علب التروس الأوتوماتيكية، فتتيح تجربة قيادة مريحة دون استخدام اليدين، حيث تتولى علبة التروس نفسها عملية تغيير التروس.
- راحة: تُعدّ علب التروس الأوتوماتيكية أكثر ملاءمة للمستخدمين الذين يفضلون تجربة قيادة سلسة وخالية من المتاعب. فهي تُغني عن الحاجة إلى تغيير التروس يدويًا، مما يجعل التشغيل أبسط وأكثر سهولة في الاستخدام.
- تعقيد: تتميز علب التروس الأوتوماتيكية بتصميم أكثر تعقيدًا مقارنة بعلب التروس اليدوية نظرًا لوجود أجهزة استشعار، وأجهزة تحكم إلكترونية، ومكونات إضافية مطلوبة للتحويل التلقائي.
- كفاءة: توفر علب التروس اليدوية تحكمًا أفضل في توصيل الطاقة، وقد تكون أكثر كفاءة في بعض الحالات. مع ذلك، تعمل علب التروس الأوتوماتيكية على تحسين تغييرات التروس لزيادة كفاءة استهلاك الوقود وتحسين الأداء.
- يكلف: تُعتبر علب التروس الأوتوماتيكية أغلى ثمناً في التصنيع والإصلاح عموماً نظراً لتعقيدها. أما علب التروس اليدوية فهي أبسط وأقل تكلفة في أغلب الأحيان.
يعتمد اختيار علبة تروس جزازة العشب اليدوية أو الأوتوماتيكية على تفضيل المستخدم، ومستوى التحكم المطلوب، والاستخدام المقصود للجزازة. ولكل نوع مزاياه وعيوبه، وينبغي أن يستند القرار إلى احتياجات المستخدم وأولوياته.

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 2024-05-16