製品説明
製品説明
NM Flexible Couplings
NM結合
1. Combine the prime mover with working machinery axis and transmit torque;
2.Radial and axial error of the two shafts which caused by manufacturing and installing factors can be appropriately compensated.
3. High torque, high load, can move both forward and reversed.
4. Maintenance-free, fight oil.
5. When overloads, coupling skids or pin breaks to protect working machinery;
6. Perfectly absorb axis deviation, angle deviation and the differences of the ends of the roller, which could duffer and absorb shock.
MODEL: NM50,NM67, NM82, NM97, NM12, NM128, NM148,NM168, NM194, NM214.
NMカップリングアプリケーション
NM couplings are offered in the industry’s largest variety of stock bore/keyway combinations.
These couplings require no lubrication and provide highly reliable service for light, medium, and heavy duty electrical motor and internal combustion power transmission applications. Applications include power transmission to industrial equipment such as pumps, gear boxes, compressors, blowers, mixers, and conveyors.
梱包と配送
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.
会社概要
よくある質問
1. 最小注文数量（MOQ）
A: Generally, 1 pc for standard parts; contact for nonstandard parts.
2. Delivery Time
A: In stock: within 5 working days. Out of stock: depends on your order quantity.
3. 選び方
A: part number or drawing, catalogue. If no, you can send us your sample, so we can make the drawing and sample accordingly.
4: What is the Warranty for your products?
A:Normally our warranty is 1 year.
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| 標準か非標準か： | 標準 |
|---|---|
| 構造： | Flexible |
| 材料： | Cast Iron/ Steel |
| タイプ： | Flexible Coupling |
| Product Name: | Nm Coupling |
| 認証： | ISO9001:2008 |
| サンプル： |
US$ 8.68/Piece
1個（最小注文数） | |
|---|
| カスタマイズ: |
利用可能
| カスタマイズされたリクエスト |
|---|
What are the maintenance requirements for flexible couplings?
Maintenance of flexible couplings is essential to ensure their reliable and efficient performance over their service life. Proper maintenance helps prevent premature wear, reduces the risk of unexpected failures, and extends the lifespan of the couplings. Here are some key maintenance requirements for flexible couplings:
- Regular Inspection: Perform regular visual inspections of the flexible couplings to check for signs of wear, damage, or misalignment. Look for cracks, tears, or any other visible issues in the coupling components.
- Lubrication: Some flexible couplings, especially those with moving parts or sliding surfaces, may require periodic lubrication. Follow the manufacturer’s recommendations regarding the type and frequency of lubrication to ensure smooth operation.
- Alignment Checks: Misalignment is a common cause of coupling failure. Regularly check the alignment of the connected shafts and adjust as necessary. Proper alignment reduces stress on the coupling and improves power transmission efficiency.
- Torque Monitoring: Monitoring the torque transmitted through the coupling can help detect any abnormal or excessive loads. If the coupling is subjected to loads beyond its rated capacity, it may lead to premature failure.
- Environmental Protection: If the couplings are exposed to harsh environmental conditions, take measures to protect them from dust, dirt, moisture, and corrosive substances. Consider using protective covers or seals to shield the couplings from potential contaminants.
- Temperature Considerations: Ensure that the operating temperature of the flexible coupling is within its designed range. Excessive heat can accelerate wear, while extremely low temperatures may affect the flexibility of certain coupling materials.
- Replace Worn or Damaged Parts: If any components of the flexible coupling show signs of wear or damage, replace them promptly with genuine replacement parts from the manufacturer.
- Manufacturer’s Guidelines: Follow the maintenance guidelines provided by the coupling manufacturer. They often include specific maintenance intervals and procedures tailored to the coupling’s design and materials.
- Training and Expertise: Ensure that maintenance personnel have the necessary training and expertise to inspect and maintain the flexible couplings properly. Improper maintenance practices can lead to further issues and compromise the coupling’s performance.
By adhering to these maintenance requirements, you can maximize the service life of the flexible couplings and minimize the risk of unexpected downtime or costly repairs. Regular maintenance helps maintain the efficiency and reliability of the coupling in various industrial, automotive, and machinery applications.
What role does a flexible coupling play in reducing downtime and maintenance costs?
A flexible coupling plays a significant role in reducing downtime and maintenance costs in industrial machinery and rotating equipment. Here are the key ways in which flexible couplings contribute to these benefits:
- 位置ずれ補正： One of the primary functions of a flexible coupling is to accommodate misalignment between two connected shafts. Misalignment can occur due to various factors such as thermal expansion, foundation settling, or manufacturing tolerances. By allowing for misalignment, flexible couplings reduce the transmission of harmful forces and stresses to connected components, minimizing wear and preventing premature failures that could lead to costly downtime and repairs.
- 振動減衰： Flexible couplings have inherent damping properties due to the elastomeric or flexible elements they incorporate. These elements absorb and dissipate vibration and shock loads that may arise from the operation of rotating machinery. By dampening vibrations, flexible couplings protect the connected equipment from excessive wear and fatigue, extending their service life and reducing the need for frequent maintenance or replacement.
- 衝撃荷重吸収： In applications where sudden loads or shocks are common, such as in heavy machinery or high-speed equipment, flexible couplings act as shock absorbers. They can absorb and dissipate the impact energy, preventing damage to the machinery and minimizing downtime caused by unexpected failures or breakdowns.
- Easy Installation and Alignment: Flexible couplings are designed for ease of installation and alignment. Unlike rigid couplings that require precise shaft alignment, flexible couplings can tolerate some degree of misalignment during installation. This feature simplifies the setup process, reduces installation time, and lowers the risk of misalignment-related issues, ultimately minimizing downtime during initial installation or replacement of couplings.
- Reduced Maintenance Frequency: The ability of flexible couplings to handle misalignment and dampen vibrations results in reduced wear on bearings, seals, and other connected components. Consequently, the frequency of maintenance intervals can be extended, reducing the need for frequent inspections and component replacements. This directly translates to lower maintenance costs and less downtime for maintenance tasks.
- Equipment Protection: By reducing the transmission of shock loads and vibrations, flexible couplings act as protective barriers for connected equipment. They help prevent catastrophic failures and subsequent damage to expensive machinery, avoiding unplanned shutdowns and costly repairs.
Overall, flexible couplings are critical components that improve the reliability and longevity of rotating equipment. Their ability to handle misalignment, dampen vibrations, and protect against shock loads contributes to reduced downtime, lower maintenance costs, and increased productivity in industrial applications.
フレキシブルカップリングの製造には、一般的にどのような材料が使用されますか？
フレキシブルカップリングは、さまざまな材料を使用して製造され、それぞれの材料は特定の用途に適した異なる特性を備えています。材料の選択は、用途の要件、環境条件、トルク容量、必要な柔軟性などの要因によって決まります。以下に、フレキシブルカップリングの製造によく使用される材料をいくつか示します。
- 鋼鉄： 鋼は、その強度、耐久性、そして優れたトルク伝達能力から、フレキシブルカップリングに広く用いられている材料です。鋼製カップリングは、高トルク要求と過酷な運転条件が求められる重工業用途に適しています。
- ステンレス鋼： ステンレス鋼は、腐食性の高い環境で使用されるフレキシブルカップリングの製造によく用いられます。ステンレス鋼製のカップリングは、錆やその他の腐食性物質に対する優れた耐性を備えているため、船舶、食品加工、化学工業などの用途に最適です。
- アルミニウム： アルミニウム製カップリングは軽量で慣性モーメントが小さく、優れたバランス性能を備えています。そのため、航空宇宙やロボット工学など、軽量化が極めて重要な用途で広く使用されています。
- 真鍮： 真鍮製の継手は電気伝導性に優れていることで知られており、特定の産業機械や電子機器など、電気的接地や電気的絶縁が必要な用途で使用されます。
- 鋳鉄： 鋳鉄製の継手は強度と耐久性に優れており、衝撃荷重や振動に対する耐性が求められる産業用途でよく使用されます。
- プラスチック／ポリマー： フレキシブルカップリングの中には、ポリウレタンやナイロンなどの高性能ポリマーやプラスチックを使用しているものがあります。これらの材料は、優れた柔軟性、低摩擦性、耐薬品性を備えています。プラスチック製カップリングは、耐腐食性と軽量性が不可欠な用途に適しています。
- エラストマー： エラストマーは、多くのフレキシブルカップリングにおいて、柔軟性のある要素として使用されています。天然ゴム、ネオプレン、ウレタンなどの材料は、柔軟性と振動減衰特性を提供するエラストマー製スパイダー要素として一般的に使用されています。
カップリング材の選定は、用途の具体的なニーズによって異なります。例えば、高性能かつ高負荷な用途では、堅牢性を重視して鋼製またはステンレス鋼製のカップリングが必要となる場合があります。一方、軽量化が重要な用途では、アルミニウム製またはポリマー製のカップリングが適している場合があります。さらに、材料の選択は、使用環境における温度範囲、化学物質への曝露、電気的要件などの要因にも影響されます。
メーカーは通常、カップリングの材質仕様を提供しており、ユーザーが用途の具体的な要求に基づいて情報に基づいた意思決定を行えるように支援している。
editor by CX 2024-01-09
