Product Description
Product Description
Production Descopriton
Product Parameters
| Suspension | 1:1 | Brake | DC110V 1.5A |
| Max.Static Load | 3500kg | weight | 310kg |
| Control | VVVF |
* The Traction Motor Drawings are just for reference . More details ,Please contact sales.
Packaging & Shipping
Company Profile
•ISO9001
•Well made products and very competitive price
•Near ZheJiang Port(one of biggest port in china)
HangZhou CHINAMFG Elevator Accessories Co.,Ltd is equipped with the world’s first-class production equipments,the internationalized production workshops and the large-scale assembly flow including the advanced laser cutter imported from the United States.The work-piece cutting fulfills the more attractive and more accurate conditions.The highly effective,precise and intellectual runn ing modes ensure that LEFENG elevator are well-received by vast users over the years.
Our factory supply all compents of elevator,such as controller,traction motor,door operator and landing door,guide rail,guide shoes,cabin and etc. We also supply OEM elevator and complete elevator,passenger elevator,home lift,cargo elevator,car lift,panoramic elevator,hospital elevator.
FAQ
Q1. What is your terms of packing?
Re: Generally, we packed our goods by CHINAMFG wood case. But if you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of delivery?
Re: EXW, FOB, CFR, CIF.
Q3. How about your delivery time?
Re: Generally, it will take 25 to 30 days after you confirm the elevator (escalator) specification and drawing, and receiving your advance payment.
Q4.What’s the necessary information should be provided before purchasing an elevator?
Re:1).How many people loading? (6persons means 450kg, 8persons means 630kg, 10persons means 800kg,13persons means 1000kg etc.) 2).How many floors does the elevator travel?3).What’s the shaft size? Shaft width and shaft depth?
4).Is there a machine room on top of the shaft? When we get the answers, we can design exact elevator and make an quotation to you.
Q5.How to do the elevator installation and maintenance?
Re: Normally, local people can do that job with our provided manuals and technology support. You can ask the local professional elevator engineers or technician to install elevators for you, that’s the long time solution. You can also ask our engineers to go to your site to do that job but the cost will be much higher and maintenance job will be still given to local people for the rest time after installation.
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| After-sales Service: | Technical Supports ,Free Small Parts Changes |
|---|---|
| Warranty: | 12months |
| Type: | Control System |
| Suitable for: | Elevator |
| Load Capacity: | 1000kg |
| Persons: | 6-10 |
| Customization: |
Available
| Customized Request |
|---|
How does backlash affect the performance of gear drives?
Backlash in gear drives can have significant effects on performance. Here’s a detailed explanation:
1. Accuracy and Positioning:
– Backlash can introduce positional errors and affect the accuracy of motion transmission in gear drives.
– When there is backlash, the motion of the driven gear may not immediately respond to changes in the driving gear’s direction or position.
– This can result in imprecise positioning and reduced accuracy, particularly in applications that require high precision, such as CNC machines or robotics.
2. Reversal and Repeatability:
– Backlash can cause issues during gear drive reversal or when changing the direction of motion.
– In systems with significant backlash, the gears need to overcome the backlash before initiating motion in the opposite direction.
– This can lead to delays, jerky movements, and reduced repeatability, impacting the overall performance and efficiency of the system.
3. Vibrations and Noise:
– Backlash can contribute to vibrations and noise in gear drives.
– Rapid changes in direction or sudden load reversals can cause the gear teeth to impact each other, resulting in impacts and vibrations.
– These impacts can generate noise and increase wear and fatigue on the gear teeth, affecting the overall lifespan and reliability of the gear drive.
4. System Stiffness and Response:
– Backlash can reduce the system stiffness and responsiveness of gear drives.
– In applications where precise control is required, such as in high-speed machining or servo systems, backlash can lead to system instability and reduced control performance.
– The presence of backlash can lead to delays, overshoot, and poor dynamic response, limiting the overall system performance.
5. Efficiency and Power Transmission:
– Backlash can result in power losses and reduced efficiency in gear drives.
– During gear engagement, the presence of backlash can cause a momentary disengagement between the gear teeth, leading to energy loss and reduced power transmission efficiency.
– This is particularly important in applications where power efficiency is critical, such as in automotive transmissions or high-torque machinery.
6. Wear and Fatigue:
– Backlash can accelerate wear and fatigue on gear teeth.
– The impact and sliding motions between the gear teeth during reversal or changes in direction can cause additional stress and wear.
– Over time, excessive backlash can lead to increased tooth wear, decreased tooth profile accuracy, and reduced overall gear drive lifespan.
Minimizing backlash in gear drives is crucial for maintaining accuracy, repeatability, efficiency, and overall performance. Techniques such as proper gear design, precise manufacturing tolerances, and gear mesh optimization can help reduce backlash and mitigate its negative effects. However, it’s important to strike a balance because eliminating backlash entirely can lead to other issues, such as binding or jamming. The optimal level of backlash depends on the specific application and performance requirements of the gear drive system.
What innovations are currently shaping the future of gear drives?
Several innovations are currently shaping the future of gear drives. Here’s a detailed explanation:
1. Advanced Materials:
– The development and utilization of advanced materials are revolutionizing gear drive technology.
– High-performance materials, such as carbon composites and advanced polymers, offer improved strength, durability, and weight reduction compared to traditional metal gears.
– These materials enable the design of more compact and lightweight gear drives with enhanced efficiency and reduced energy consumption.
2. Additive Manufacturing:
– Additive manufacturing, also known as 3D printing, is transforming the manufacturing process of gear drives.
– It allows for complex and optimized designs, including internal structures and intricate geometries, that were previously difficult or impossible to achieve with traditional manufacturing methods.
– Additive manufacturing enables the production of customized gear drives with improved performance, reduced weight, and faster prototyping.
3. Smart Gear Drives:
– The integration of sensors, actuators, and control systems is enabling the development of smart gear drives.
– Smart gear drives can monitor operating conditions, collect data, and adjust their performance in real-time.
– They offer advantages such as condition monitoring, predictive maintenance, fault detection, and adaptive control, leading to increased reliability, efficiency, and lifespan.
4. Digitalization and Connectivity:
– The digitalization of gear drive systems through the Internet of Things (IoT) and connectivity technologies is transforming their functionality.
– Connected gear drives can communicate with other components, control systems, and central monitoring platforms, allowing for remote monitoring, optimization, and diagnostics.
– Digitalization enables advanced analytics, machine learning, and predictive algorithms to optimize gear drive performance, energy efficiency, and maintenance scheduling.
5. Gearless Systems:
– Gearless systems are emerging as an innovative alternative to traditional gear drives in certain applications.
– In these systems, direct drive technologies, such as magnetic gears or direct-coupled generators, eliminate the need for gear transmission.
– Gearless systems offer advantages such as higher efficiency, reduced maintenance requirements, compact size, and improved reliability.
6. Eco-Friendly Lubricants:
– The development of eco-friendly lubricants is influencing the future of gear drives.
– Environmentally friendly lubricants, such as bio-based or synthetic oils with reduced toxicity and improved biodegradability, are being used to enhance gear drive performance while minimizing environmental impact.
– These lubricants offer benefits such as extended gear life, reduced friction, and improved energy efficiency.
These innovations are driving advancements in gear drive technology, leading to more efficient, reliable, and sustainable systems. They are shaping the future of gear drives by improving performance, reducing weight and size, enhancing connectivity and control, and minimizing environmental impact.
How do you calculate the gear ratio in a gear drive?
Calculating the gear ratio in a gear drive involves determining the relationship between the number of teeth on the driving gear (pinion) and the number of teeth on the driven gear. Here’s a detailed explanation:
The gear ratio is defined as the ratio of the number of teeth on the driven gear to the number of teeth on the driving gear. It represents the speed or torque multiplication or reduction achieved by the gear drive.
The gear ratio (GR) can be calculated using the following formula:
GR = Number of teeth on driven gear / Number of teeth on driving gear
For example, consider a gear drive with a driving gear (pinion) having 20 teeth and a driven gear having 60 teeth. The gear ratio can be calculated as follows:
GR = 60 (driven gear) / 20 (driving gear) = 3
In this case, the gear ratio is 3:1, indicating that for every three revolutions of the driving gear, the driven gear completes one revolution. This represents a speed reduction, with the driven gear rotating at one-third the speed of the driving gear.
It’s important to note that the gear ratio can be expressed in different formats, such as a decimal, fraction, or as a ratio. The choice of representation depends on the specific requirements and conventions of the gear drive application.
Additionally, it’s worth mentioning that gear drives can have multiple gears arranged in series or parallel, forming gear trains. In such cases, the overall gear ratio is calculated by multiplying the individual gear ratios of each gear pair in the train.
When designing or selecting gear drives, calculating the gear ratio is essential for determining the speed reduction or increase and torque amplification provided by the gear system. It enables engineers and designers to match the gear drive to the desired operational requirements of the mechanical system.
editor by Dream 2024-05-02