Product Description
SAF Series B5 Flange Mounted Helical-Worm Gear Box with Variable Frequency Braking Motor with Flange Connection
S series: right-angle speed reduction gearing composed by helical gears, worms, and gears, optimized and designed according to international standard.
High precision, high efficiency, fine classification in transmission ratio, wide range, large transmission torque, reliable performance, low noise, flexible installation, and convenient use and maintenance.
They are widely used in various low-speed transmissions, which are general basic parts of mechanical transmission.The gear ratios afforded by the helical-worm gear stage and the low noise levels during operation make these gear motor ideal low-cost solutions for simple applications.
Technical data
| Product Name | SAF Series B5 Flange Mounted Helical-Worm Gear Box with Variable Frequency Braking Motor with Flange Connection |
| Power | 0.12kw-30kw |
| Torque | 1.4N · m ~ 23200N · m |
| Output speed | 0.06 ~ 374r/min |
| Gear material | 20CrMnTi alloy steel |
| Gear Processing | Grinding finish by HOFLER Grinding Machines |
| Noise Test | Below 65dB |
| Brand of bearings | C&U bearing, ZWZ,LYC, HRB, CZPT ,etc |
| Brand of oil seal | NAK or other brand |
| Temp. rise (MAX) | 40ºC |
| Temp. rise (Oil)(MAX) | 50ºC |
| Vibration | ≤20µm |
| Housing hardness | HBS190-240 |
| Surface hardness of gears | HRC58°~62 ° |
| Gear core hardness | HRC33~40 |
| Machining precision of gears | 5 Grade |
| Lubricating oil | GB L-CKC220-460, Shell Omala220-460 |
| Heat treatment | Carburizing, Quenching etc |
| Efficiency | 95%~96% (depends on the transmission stage) |
| Installation type and output mode | Bottom seated type flange type installation, solid,hollow shaft output. |
| Input mode | Direct motor, shaft input and connecting flange input |
| Input Method | Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor |
Detailed Photos
Company Profile
< ABOUT TILI
HangZhou Tili Reducer Co, Ltd has been committed to provide High-quality hardensurface extruder gearbox since established In 2003.
Since its establishment, we always been committed to creating High-quality products in the field of transmission in China and is determined to enter the global market the high-end market of the mechanical industry is based on technology, and industry serves the country. We have strong research and development capabilities and professional production team and elite salesteam have continuously innovated, we specialize in Planetary reducer, 4 series (R, K, F, S) reducers, CZPT series single screw extruder reducer, DJYG series high torque extruder reducer, cycloidal reducer, sell well in Europe, USA, Japan, India, Brazil, Southeast Asia etc.
Relying on the 20 years of industry accumulation, we hold our company’s vision of “sustainable operation”, based on quality and service, in the global competitive environment, we strive to meet customers’ quality requirements and strive for stable growth and strive for excellence.
Adhere to the principle of integrity, grow together with customers, and share with employees.
We’re pleased to get your inquiry and we will reply you as soon as possible. We stick to the principle of “Quality first, service first, continuous improvement and innovation to meet the customers” for the management and “Zero defect, zero complaints” as the quality objective.
< WORKSHOP
< QUALITY CONTROL
Certifications
Packaging & Shipping
Installation Instructions
FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.
Q 2:Can you do OEM?
A:Yes, we can. We can do OEM for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions, Pictures and Samples if possible.
Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing.
Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide,the technical information of required output torque, output speed and motor parameter etc. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.
Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements
Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor, Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Vertical Axis Output |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Three-Step |
| Customization: |
Available
| Customized Request |
|---|
Performance of Helical Gearboxes in Applications Requiring Frequent Starts and Stops
Helical gearboxes are well-suited for applications that involve frequent starts and stops due to their design characteristics. Here’s how they fare in such scenarios:
- Smooth Engagement: Helical gears offer gradual and smooth engagement, which reduces shock loads during starts and stops. This feature helps minimize wear and stress on gear teeth and other components.
- Noise and Vibration Reduction: The helical tooth arrangement results in less noise and vibration compared to other gear types. This is especially beneficial in applications where noise reduction is a priority.
- Efficient Power Transmission: Helical gears efficiently transmit power even during frequent starts and stops. The gradual contact between gear teeth and the larger tooth engagement area contribute to efficient power transfer.
- Less Backlash: Helical gearboxes typically have lower backlash compared to other gear types. This means there’s less play between gear teeth, resulting in more accurate and consistent motion control.
- Heat Dissipation: The helical tooth design distributes loads and heat more evenly, which can help dissipate heat generated during frequent starts and stops.
- Longevity: The reduced wear and improved load distribution contribute to the longevity of helical gearboxes, making them suitable for applications requiring frequent cyclic motion.
In summary, helical gearboxes perform well in applications involving frequent starts and stops. Their smooth engagement, reduced noise and vibration, efficient power transmission, and durability make them a reliable choice for industries that demand precise and controlled motion despite frequent changes in speed and direction.
Impact of Thermal Expansion on Helical Gearbox Performance
Thermal expansion can significantly affect the performance of helical gearboxes due to changes in dimensions and clearances caused by temperature variations. Here’s how it impacts:
1. Misalignment: Temperature changes can lead to differential expansion of gearbox components. This can result in misalignment of gears, shafts, and bearings, leading to increased friction, noise, and reduced efficiency.
2. Lubrication: Thermal expansion can alter the clearances within the gearbox, affecting the distribution and viscosity of the lubricating oil. Inadequate lubrication due to temperature-induced changes can result in increased wear and premature failure.
3. Gear Tooth Engagement: Temperature fluctuations can cause gear teeth to expand or contract, affecting the meshing engagement and load distribution. Inconsistent gear tooth contact can lead to uneven wear and reduced gear life.
4. Bearing Performance: Bearings in helical gearboxes are sensitive to temperature changes. Excessive heat can lead to reduced bearing life, increased friction, and potential seizure, affecting overall gearbox performance.
5. Noise and Vibration: Thermal expansion can lead to changes in gear and component clearances, resulting in altered vibration patterns and increased noise levels. This can impact the comfort of the system and indicate potential issues.
6. Material Fatigue: Repeated cycles of thermal expansion and contraction can lead to material fatigue and stress accumulation, reducing the overall lifespan of gearbox components.
Managing Thermal Effects: Manufacturers design helical gearboxes with considerations for thermal expansion, using materials with low coefficients of thermal expansion and incorporating features like expansion joints or thermal isolators. Proper lubrication, monitoring temperature, and maintaining consistent operating conditions are also crucial in mitigating thermal expansion effects.
Understanding and managing the impact of thermal expansion is essential to maintain the performance, efficiency, and durability of helical gearboxes.
Handling High Torque and Heavy Loads in Helical Gearboxes
Helical gearboxes are well-suited for handling high torque and heavy loads due to their unique design and meshing characteristics:
- Helical Teeth: The helical shape of the gear teeth allows for gradual and continuous contact between the teeth during meshing. This results in smoother load distribution and reduced impact forces, making helical gears capable of handling heavy loads.
- Multiple Tooth Contact: Helical gears have multiple teeth in contact at any given time, spreading the load over a larger area of gear teeth. This helps to distribute the load evenly and prevent localized wear and stress concentrations.
- Increased Tooth Strength: The inclined orientation of helical gear teeth increases the tooth width, leading to greater tooth strength and improved load-carrying capacity.
- Bearings and Shaft Design: The gearbox housing is designed to support heavy loads and provide proper alignment for the shafts and bearings. High-quality bearings and shafts help distribute the load and reduce wear.
- Lubrication: Adequate lubrication is crucial to minimize friction and heat generation between gear teeth. Proper lubrication also helps to dissipate heat generated by the heavy loads.
- Material Selection: High-strength materials with good wear resistance properties are chosen for helical gears to ensure they can withstand the demands of heavy loads.
Overall, the gradual engagement of helical gear teeth and their ability to handle multiple tooth contact positions them as a reliable choice for applications that require high torque and can handle heavy loads. Engineers carefully design helical gearboxes to ensure they can withstand the stresses imposed by the application’s specific requirements.
editor by CX 2024-04-10