Descrizione del prodotto
| SIZE | A | T | ∅K | N- M | ∅D |
| DN50-DN150 | 160 | 68 | 50 | 4-M6 | 150 |
| DN200-DN250 | 227 | 72 | 70 | 4-M8 | 285 |
| DN300-DN350 | 227 | 75 | 102 | 4-M10 | 285 |
| DN400-DN450 | 251 | 120 | 125 | 4-M12 | 300 |
| DN500 | 261 | 124 | 165 | 4-M20 | 300 |
| DN600 | 292 | 129 | 165 | 8-M16 | 300 |
| DN700-DN800 | 345 | 232 | 254 | 8-M16 | 400 |
1.Can I have a sample order for valve?
A: Definitely Yes.We welcome sample order to test and check quality. Mixed samples are acceptable.
2. Can you OEM or ODM?
A:Yes, we have a great research & development team. The products can be made according to your request.
3. Can you provide the relevant documentation and certificate?
A:Yes, we can provide you with the documentation and certificate you need ,IS09001:2000 international quality system certification,(CE)certification of the European Community, Det Norske Veritas (DNV) factory certification, Lloyd’s Register (LR) factory certification, China Classification Society (CCS) quality system certification and the FM and UL certification of the US, Bureau Veritas(BV) ,American Bureau of Shipping(ABS) etc.Of course we can also provide you the test Report; Certificate of Material Analysis; Certificate of Origin; and other export documents which required.
4.Can you do the design for us?
A:yes.Please send us high resolutionimages,your logo and other materials needed . We will send you finished files for confirmation.
5.How to proceed an order for valve?
A: Step1 let me know your requirements or application. Step 2 We quote according to your requirements or our suggestions. Step 3 Customer confirms the samples and places deposit for formal order. Step 4 We arrange the prodution.
6.What is your terms of delivery?
A: We accepte EXW,FOB,CIF,etc. You can choose the 1 which is the most convenient for you.
7.What’s the package and how do you ship the goods?
A: Usually is wood pallet as your requst. We usually ship by sea.Airline shipping is also optional.
8. How to deal with after sales ?
A: warranty time : 12 months from the shipment ; and we will be responsible for all the quality problems. Quality control : High quality mold./Raw materials control/Production process quality control/Final inspection/Water testing (no leaking).
9. What is the average lead time?
A:For samples, the delivery time is about 2-5 days. For mass production, the lead time is about 15-60 days after receiving the deposit payment. we can provide production schedule and related photos every 2 weeks. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products.If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate our production plan to your needs.
10. Why choose us?
A:1 Genuine produces with excellent quality and competitive price. 2 Cooperating with the customers all over the world more than 60 countries and regions, and knowing the markets very well. 3.We have been specializing in flow control area for more than 10 years. Everyone can be rest assured working with us. 4 After-Services will be highly-satisfing. Any problems and feedbacks will be answered in a short of time.
11: How can I trust you and your company?
A: We are a verified supplier and creditable company on Made-in-China, we are focusing on the long term relationship with customers, we have worked with thousands of customers since company built 10 years ago, Including Fortune 500 companies. customers always make highly complimentary remarks.
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Proprietà di autobloccaggio in un riduttore a vite senza fine
Sì, i riduttori a vite senza fine presentano proprietà di autobloccaggio, che possono essere vantaggiose in determinate applicazioni. L'autobloccaggio si riferisce alla capacità di un meccanismo di impedire la trasmissione del movimento dall'albero di uscita all'albero di ingresso quando il sistema è a riposo. I riduttori a vite senza fine possiedono intrinsecamente proprietà di autobloccaggio grazie al design unico della vite senza fine e della ruota elicoidale.
Il comportamento autobloccante deriva dall'angolo dell'elica sull'albero della vite senza fine. In un riduttore a vite senza fine opportunamente progettato, l'angolo dell'elica della vite è tale da creare un vantaggio meccanico che si oppone al movimento inverso. Quando il riduttore non è azionato attivamente, l'attrito tra le filettature della vite senza fine e i denti della ruota elicoidale crea un effetto di bloccaggio.
Questa caratteristica di autobloccaggio rende i riduttori a vite senza fine particolarmente utili in applicazioni in cui è necessario mantenere un carico in posizione senza alimentazione esterna. Ad esempio, sono comunemente utilizzati in situazioni in cui è necessario impedire la retromarcia di un meccanismo, come nei sistemi di trasporto, nei paranchi e nei martinetti.
Tuttavia, è importante notare che, sebbene le proprietà di autobloccaggio possano essere vantaggiose, introducono anche alcune problematiche. L'elevato attrito tra la vite senza fine e la ruota elicoidale durante l'autobloccaggio può causare maggiore usura e generazione di calore. Inoltre, l'effetto di autobloccaggio può ridurre l'efficienza del riduttore quando trasmette attivamente il movimento.
Quando si valuta l'utilizzo di un riduttore a vite senza fine per una specifica applicazione, è fondamentale analizzare attentamente l'equilibrio tra le capacità di autobloccaggio e altri fattori prestazionali per garantire un funzionamento ottimale.
Worm Gearboxes in Conveyor Systems: Benefits and Considerations
Worm gearboxes play a crucial role in conveyor systems, offering several benefits and considerations for their effective integration:
- Space Efficiency: Worm gearboxes have a compact design, making them suitable for applications with limited space, such as conveyor systems.
- High Reduction Ratios: Worm gearboxes can achieve high reduction ratios in a single stage, allowing for slower conveyor speeds without sacrificing torque.
- Self-Locking: Worm gearboxes have inherent self-locking properties, preventing the conveyor from moving when the motor is not actively driving it.
- Directional Control: Worm gearboxes facilitate directional control, enabling the conveyor to move forward or reverse as needed.
- Low Noise: Worm gearboxes often produce lower noise levels compared to other gearbox types, contributing to quieter conveyor operation.
However, there are also considerations to keep in mind when using worm gearboxes in conveyor systems:
- Efficiency: Worm gearboxes may have lower mechanical efficiency compared to some other gearbox types, leading to energy losses.
- Heat Generation: Worm gearboxes can generate more heat due to sliding contact between the worm and gear, necessitating proper cooling mechanisms.
- Lubrificazione: Proper lubrication is critical to prevent wear and ensure efficient operation. Regular maintenance is required to monitor lubrication levels.
- Load and Speed: Worm gearboxes are well-suited for applications with high torque and low to moderate speed requirements. They may not be optimal for high-speed conveyors.
Before integrating a worm gearbox into a conveyor system, it’s important to carefully consider the specific requirements of the application, including load, speed, space constraints, and efficiency needs. Consulting with gearbox experts and manufacturers can help ensure the right choice for the conveyor’s performance and longevity.
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.
- Lubrificazione: 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 lmc 2024-11-28
