توضیحات محصول
توضیحات محصول
Cast Iron Spider Rubber Flexible NM 128 water pump Shaft coupling
Cast iron NM flexible shaft coupling is a cylindrical pin made of some non-metallic materials, which is placed between the 2 sides of the coupling and the inner surface of the outer ring, and a device to transfer the torque through the column pin to realize the connection between 2 half couplings.
Cast iron NM flexible shaft coupling between the slider made of bakelite cloth or polyurethane, suitable for high speed, large torque, no sharp impact of the 2 connections. The standard code of the pump industry is Bl104. The maximum allowable torque is 850N m, and the maximum shaft diameter is 50mm.
The characteristics of the China Manufactory NM Spider Coupling:
1. It is small in size, light in quality, simple in structure, convenient in installation and low in price. It is often used in small power occasions.
2, the transmission torque is large, and in the same torque, most of the rotary diameter is smaller than the tooth coupling, and it can partly replace the tooth coupling.
3, the inertia force is small, it is suitable for 2 axis connection with little torque, high speed and no sharp impact. The transmission torque of nylon slider is small, but it is more suitable for high-speed operation without lubrication.
پارامترهای محصول
بسته بندی و حمل و نقل
All the products can be packed in cartons,or,you can choose the pallet packing.
MADE IN CHINA can be pressed on wooden cases.Land,air,sea transportation are available.UPS,DHL,TNT,
FedEx and EMS are all supported.
مشخصات شرکت
About Mighty Machinery
ZheJiang Mighty Machinery Co., Ltd., specializes in manufacturing Mechanical Power Transmission Products. After over 13 years hard work, MIGHTY have already get the certificate of ISO9001:2000 and become a holding company for 3 manufacturing factories.
MIGHTY advantage
1, Abundant experience in the mechanical processing industries.
2,Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in time.
3,Now have 5 technical staff, we have strong capacity for design and process design, and more than 70 worker now work in our FTY and double shift eveyday.
4,Strick quality control are apply in the whole prodution. we have incoming inspection,process inspection and final production inspection which can ensure the perfect of the goods quality.
5,Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export.
سوالات متداول
Q1: Are you trading company or manufacturer ?
الف: ما کارخانه هستیم.
Q2:Do you provide samples ? is it free or extra ?
A: : Yes, we could offer the sample but not for free.Actually we have a very good price principle, when you make the bulk order then cost of sample will be return to you.
Q3: How long is your delivery time?
A: Generally it is 10-15 days if the goods are in stock. Or it is 7-25 days if the goods are not in stock, it is according to quantity.
Q4:How long is your warranty?
A: Our Warranty is 12 month.
Q5 :Do you have inspection procedures for coupling ?
A:100% self-inspection before packing
Q6. What’s your payment?
A:1) 100% T/T. 2) 30% in advance, others before shipment. 3) L/C Q7:Can I have a visit to your factory before the order? A: Sure,welcome to visit our factory.
| استاندارد یا غیر استاندارد: | استاندارد |
|---|---|
| گشتاور: | 25-12500(N.M) |
| سرعت: | 1500-8500(R/M) |
| ساختار: | Jaw / Spider |
| مواد: | Cast Iron |
| نوع: | Flexible Coupling |
| نمونه‌ها: |
US$ 15.9/Piece
۱ قطعه (حداقل سفارش) | |
|---|
| سفارشی سازی: |
موجود است
| درخواست سفارشی |
|---|
Are there any safety considerations when using flexible couplings in rotating machinery?
Yes, there are several safety considerations to keep in mind when using flexible couplings in rotating machinery. While flexible couplings offer numerous benefits in terms of misalignment compensation, vibration isolation, and shock absorption, improper use or maintenance can lead to safety hazards. Here are some important safety considerations:
- Proper Installation: Ensure that the flexible coupling is installed correctly and securely following the manufacturer’s guidelines. Improper installation can lead to coupling failure, unexpected disconnection, or ejection of coupling components, which may result in equipment damage or injury to personnel.
- Alignment: Proper shaft alignment is essential for the reliable and safe operation of flexible couplings. Misaligned shafts can cause excessive stress on the coupling and connected components, leading to premature wear and possible failure. Regularly check and maintain proper shaft alignment to prevent safety risks.
- Operating Conditions: Consider the environmental and operating conditions of the machinery when selecting a flexible coupling. Some couplings are designed for specific temperature ranges, hazardous environments, or corrosive atmospheres. Using a coupling that is not suitable for the operating conditions can compromise safety and performance.
- Torque and Speed Limits: Always operate the flexible coupling within its specified torque and speed limits. Exceeding these limits can cause coupling failure, leading to unexpected downtime, equipment damage, and potential safety hazards.
- Maintenance: Regularly inspect and maintain the flexible coupling to ensure its continued safe operation. Check for signs of wear, damage, or corrosion, and promptly replace any worn or damaged components with genuine parts from the manufacturer.
- Emergency Stop Mechanism: In applications where safety is critical, consider implementing an emergency stop mechanism to quickly halt machinery operation in case of coupling failure or other emergencies.
- Personal Protective Equipment (PPE): When working with rotating machinery or during maintenance tasks involving couplings, personnel should wear appropriate PPE, such as gloves, eye protection, and clothing that can resist entanglement hazards.
- Training and Awareness: Ensure that personnel working with the machinery understand the potential hazards associated with flexible couplings and receive proper training on safe handling, installation, and maintenance procedures.
By adhering to these safety considerations, operators and maintenance personnel can mitigate potential risks and ensure the safe and reliable operation of rotating machinery with flexible couplings. Additionally, it is essential to comply with relevant safety standards and regulations specific to the industry and application to ensure a safe working environment.
Can flexible couplings be used in applications with varying operating temperatures?
Yes, flexible couplings can be used in applications with varying operating temperatures. The suitability of a flexible coupling for a specific temperature range depends on its design and the materials used in its construction. Different types of flexible couplings are available to handle a wide range of temperature conditions, making them versatile for use in various industries and environments.
High-Temperature Applications:
For applications with high operating temperatures, such as those found in certain industrial processes, exhaust systems, or high-temperature machinery, flexible couplings made from materials with excellent heat resistance are used. These materials may include stainless steel alloys, heat-treated steels, or specialized high-temperature elastomers. High-temperature flexible couplings are designed to maintain their mechanical properties, including flexibility and torque transmission capabilities, even at elevated temperatures.
Low-Temperature Applications:
Conversely, for applications in extremely cold environments or cryogenic processes, flexible couplings constructed from materials with low-temperature resistance are employed. These couplings are designed to remain flexible and functional at very low temperatures without becoming brittle or losing their ability to handle misalignment. Some low-temperature couplings may use special polymers or elastomers with excellent cold-temperature performance.
Temperature Range Considerations:
When selecting a flexible coupling for applications with varying operating temperatures, it is essential to consider the specific temperature range in which the coupling will operate. Some flexible couplings have a wider temperature range, allowing them to function effectively in both high and low-temperature environments. However, in extreme temperature conditions, specialized couplings may be necessary to ensure reliable performance and prevent premature failure.
Manufacturer Guidelines:
Manufacturers of flexible couplings provide guidelines and specifications regarding the temperature range of their products. It is crucial to consult the manufacturer’s documentation to ensure that the chosen coupling is suitable for the intended operating temperature of the application. Using a coupling beyond its recommended temperature range can lead to performance issues, reduced efficiency, or even failure.
کاربردها:
Flexible couplings with varying temperature resistance find use in numerous industries, including aerospace, automotive, manufacturing, power generation, and more. Whether in high-temperature exhaust systems, low-temperature cryogenic processes, or regular industrial applications with temperature fluctuations, flexible couplings play a vital role in providing reliable power transmission and misalignment compensation.
In summary, flexible couplings can be effectively used in applications with varying operating temperatures, provided that the coupling’s design and material properties align with the specific temperature requirements of the application.
چه موادی معمولاً در ساخت کوپلینگ‌های انعطاف‌پذیر استفاده می‌شوند؟
کوپلینگ‌های انعطاف‌پذیر با استفاده از مواد متنوعی ساخته می‌شوند که هر کدام خواص و ویژگی‌های متفاوتی را برای کاربردهای خاص ارائه می‌دهند. انتخاب ماده به عواملی مانند الزامات کاربرد، شرایط محیطی، ظرفیت گشتاور و انعطاف‌پذیری مورد نظر بستگی دارد. در اینجا برخی از مواد رایج در ساخت کوپلینگ‌های انعطاف‌پذیر آورده شده است:
- فولاد: فولاد به دلیل استحکام، دوام و قابلیت‌های عالی انتقال گشتاور، ماده‌ای پرکاربرد در کوپلینگ‌های انعطاف‌پذیر است. کوپلینگ‌های فولادی برای کاربردهای صنعتی سنگین با نیاز به گشتاور بالا و شرایط عملیاتی سخت مناسب هستند.
- فولاد ضد زنگ: فولاد ضد زنگ اغلب برای ساخت کوپلینگ‌های انعطاف‌پذیر در محیط‌هایی با پتانسیل خوردگی بالا استفاده می‌شود. کوپلینگ‌های فولاد ضد زنگ مقاومت بسیار خوبی در برابر زنگ‌زدگی و سایر عناصر خورنده دارند و آنها را برای کاربردهای دریایی، فرآوری مواد غذایی و صنایع شیمیایی ایده‌آل می‌کنند.
- آلومینیوم: کوپلینگ‌های آلومینیومی سبک هستند، اینرسی کمی دارند و تعادل بسیار خوبی را فراهم می‌کنند. آنها معمولاً در کاربردهایی که کاهش وزن بسیار مهم است، مانند هوافضا و رباتیک، استفاده می‌شوند.
- برنج: کوپلینگ‌های برنجی به دلیل رسانایی الکتریکی خود شناخته شده‌اند و در کاربردهایی که اتصال زمین الکتریکی یا ایزولاسیون الکتریکی مورد نیاز است، مانند برخی ماشین‌آلات صنعتی یا تجهیزات الکترونیکی، مورد استفاده قرار می‌گیرند.
- چدن: کوپلینگ‌های چدنی استحکام و دوام خوبی دارند و اغلب در کاربردهای صنعتی که مقاومت در برابر بارهای ضربه‌ای و ارتعاشات ضروری است، مورد استفاده قرار می‌گیرند.
- پلاستیک/پلیمر: برخی از کوپلینگ‌های انعطاف‌پذیر از پلیمرها یا پلاستیک‌های با کارایی بالا مانند پلی اورتان یا نایلون استفاده می‌کنند. این مواد انعطاف‌پذیری خوب، اصطکاک کم و مقاومت در برابر مواد شیمیایی را فراهم می‌کنند. کوپلینگ‌های پلاستیکی برای کاربردهایی مناسب هستند که مقاومت در برابر خوردگی و سبک بودن ضروری است.
- الاستومرها: الاستومرها به عنوان عناصر انعطاف‌پذیر در بسیاری از کوپلینگ‌های انعطاف‌پذیر استفاده می‌شوند. موادی مانند لاستیک طبیعی، نئوپرن یا اورتان معمولاً به عنوان عناصر عنکبوتی الاستومری استفاده می‌شوند که انعطاف‌پذیری و خواص میرایی ارتعاش را فراهم می‌کنند.
انتخاب جنس کوپلینگ به نیازهای خاص کاربرد بستگی دارد. به عنوان مثال، کاربردهای با کارایی بالا و سنگین ممکن است برای استحکام خود به کوپلینگ‌های فولادی یا فولاد ضد زنگ نیاز داشته باشند، در حالی که کاربردهایی که کاهش وزن بسیار مهم است ممکن است از کوپلینگ‌های آلومینیومی یا پلیمری بهره ببرند. علاوه بر این، انتخاب جنس تحت تأثیر عواملی مانند محدوده دما، قرار گرفتن در معرض مواد شیمیایی و الزامات الکتریکی در محیط عملیاتی کاربرد قرار می‌گیرد.
تولیدکنندگان معمولاً مشخصات مواد کوپلینگ‌های خود را ارائه می‌دهند و به کاربران کمک می‌کنند تا بر اساس نیازهای خاص کاربردهای خود، تصمیمات آگاهانه‌ای بگیرند.
editor by CX 2023-10-17
