مصنوعات کی تفصیل
SAF Type Helical Worm Gearbox with NEMA Flange
| Input Configurations | Direct motor coupled |
| With IEC B5/B14 motor flange | |
| With IEC B5/B14 motor mounted | |
| With CHINAMFG input shaft | |
| Output Configurations
| CHINAMFG output shaft |
| CHINAMFG output shaft with flange | |
| Hollow output shaft | |
| Hollow output shaft with flange | |
| Variants of the Helical Worm Gear Unit Series S / SF / SA / SAF | Foot- or flange-mounted |
| B5 or B14 flange-mounted | |
| CHINAMFG shaft or hollow shaft | |
| Hollow shaft with keyed connection, shrink disk, splined hollow shaft, or Torque Arm |
Technical Data:
| Housing material | Cast iron/Ductile iron |
| Housing hardness | HBS190-240 |
| Gear material | 20CrMnTi alloy steel |
| Surface hardness of gears | HRC58°~62 ° |
| Gear core hardness | HRC33~40 |
| Input / Output shaft material | 42CrMo alloy steel |
| Input / Output shaft hardness | HRC25~30 |
| Machining precision of gears | accurate grinding, 6~5 Grade |
| Lubricating oil | GB L-CKC220-460, Shell Omala220-460 |
| Heat treatment | tempering, cementiting, quenching, etc. |
| Efficiency | 94%~96% (depends on the transmission stage) |
| Noise (MAX) | 60~68dB |
| Temp. rise (MAX) | 40°C |
| Temp. rise (Oil)(MAX) | 50°C |
| Vibration | ≤20µm |
| Backlash | ≤20Arcmin |
| Brand of bearings | China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, NSK. |
| Brand of oil seal | NAK — ZheJiang or other brands requested |
Features
High modular design, flexible mounting mode.
Integrated casting housing,compact dimension, stable transmitting and low noise level.
Perfect oil leakage preventing makes the good sealings and can be used in wide range of industry.
Advanced gear grinding and modified profile, high loading support and more safe operation.
High efficiency and save power.
Save cost and low maintenance.
Specification
| Model | Shaft Dia. mm | Horizontal Center Height mm | External Flange Dia. mm | Power (kw) | Ratio (i) | Nominal Torque (Nm) | |
| CHINAMFG Shaft | Hollow Shaft | ||||||
| S/SF/SA/SAF37 | ф20 | ф20 | 88 | 0.12-0.55 | 24-204 | 100 | |
| S/SF/SA/SAF47 | ф25 | ф30 / ф25 | 100 | 160 | 0.18-0.75 | 24-204 | 150 |
| S/SF/SA/SAF57 | ф30 | ф35 / ф30 | 112 | 200 | 0.75-1.5 | 24-204 | 250 |
| S/SF/SA/SAF67 | ф35 | ф45 /ф40 | 140 | 200 | 0.75-3 | 24-285 | 460 |
| S/SF/SA/SAF77 | ф45 | ф60 / ф50 | 180 | 250 | 0.75-7.5 | 24-385 | 1200 |
| S/SF/SA/SAF87 | ф60 | ф70 / ф60 | 225 | 350 | 1.1-11 | 24-389 | 2000 |
| S/SF/SA/SAF97 | ф70 | ф90 / ф70 | 280 | 450 | 1.5-18.5 | 24-389 | 3500 |
Company profile
Scenario
Packing
FAQ
Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc.
Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection.
Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice.
Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on.
Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| درخواست: | Motor, Motorcycle, Machinery, Agricultural Machinery |
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| سختی: | سخت دانت کی سطح |
| تنصیب: | M1-M6 |
| Samples: | US$ 224/Piece 1 Piece(Min.Order) | Order Sample SAF67-NEMA143TC-V-121.33-D45-A-M4 |
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| حسب ضرورت: | دستیاب ہے۔ | اپنی مرضی کے مطابق درخواست |
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| Shipping Cost: Estimated freight per unit. | about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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کیا ہیوی ڈیوٹی مشینری میں ورم گیئر باکس استعمال کیا جا سکتا ہے؟
جی ہاں، ایک کیڑا گیئر باکس ہیوی ڈیوٹی مشینری میں استعمال کیا جا سکتا ہے اور اس کی موروثی خصوصیات اور فوائد کی وجہ سے اکثر ایسی ایپلی کیشنز کے لیے منتخب کیا جاتا ہے:
- ہائی ٹارک ٹرانسمیشن: ورم گیئر باکسز زیادہ ٹارک بوجھ کو منتقل کرنے کی صلاحیت کے لیے جانا جاتا ہے، جو انہیں ہیوی ڈیوٹی مشینری کے لیے موزوں بناتا ہے جس کے لیے اہم پاور ٹرانسمیشن کی ضرورت ہوتی ہے۔
- لوڈ کی تقسیم: ورم گیئرز کا ڈیزائن کیڑے اور کیڑے کے پہیے کے دانتوں کے درمیان بوجھ کی مضبوط تقسیم اور بہترین رابطہ فراہم کرتا ہے۔ یہ ان کی بوجھ اٹھانے کی صلاحیت کو بڑھاتا ہے، جس سے وہ قبل از وقت پہننے یا ناکامی کے بغیر بھاری بوجھ کو سنبھالنے کے قابل بناتا ہے۔
- کومپیکٹ ڈیزائن: ورم گیئر باکسز کمپیکٹ ہوتے ہیں اور ایک ہی مرحلے میں اعلی کمی کا تناسب پیش کرتے ہیں۔ اس سے پیداوار کی رفتار کو کم کرنے کے لیے اعلی ان پٹ کی رفتار کو کم کرنے کی اجازت ملتی ہے، جو اکثر ہیوی ڈیوٹی مشینری میں درکار ہوتی ہے۔
- اوورلوڈ تحفظ: ورم گیئرز میں قدرتی سیلف لاکنگ کی خصوصیت ہوتی ہے، جس کا مطلب ہے کہ گیئر کو بیرونی قوتوں کے ذریعے آسانی سے پیچھے نہیں چلایا جا سکتا۔ یہ فیچر موروثی اوورلوڈ تحفظ فراہم کرتا ہے، اچانک بوجھ بڑھنے کی صورت میں گیئر باکس اور مشینری کو پہنچنے والے نقصان کو روکتا ہے۔
- ہموار آپریشن: ورم گیئر باکسز ہموار اور مستحکم آپریشن پیش کرتے ہیں، جو ہیوی ڈیوٹی مشینری کے لیے اہم ہے جہاں درستگی اور کنٹرول شدہ حرکت ضروری ہے۔
However, when considering the use of a worm gearbox in heavy-duty applications, it’s important to ensure proper engineering and sizing. The design should account for factors such as load, speed, duty cycle, lubrication, and temperature to ensure optimal performance and longevity.
مجموعی طور پر، ورم گیئر باکسز مختلف صنعتوں بشمول کان کنی، تعمیرات، مینوفیکچرنگ، وغیرہ میں ہیوی ڈیوٹی مشینری کے لیے موزوں ہیں۔
How to Calculate the Input and Output Speeds of a Worm Gearbox?
Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:
- Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
- Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:
N2 = N1 / (Z1 * i)
Where:
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)
It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.
Can a Worm Gearbox Provide High Torque Output?
Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.
The torque output of a worm gearbox is influenced by several factors:
- Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
- Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
- Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
- چکنا: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
- Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.
Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.
editor by CX 2024-02-24