製品説明
CE ISO Approved Cast Iron NM CHINAMFG Compressor Motor Hydraulic Pump Connector Flexible Jaw Elastomer HRC Spider Rubber Rigid Shaft Coupling with Flange
製品説明
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. 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.
Product brand: EVER-POWER
Name of transmission part: water pump coupling
Product structure: it is composed of 2 cast iron claws and a natural rubber inner ring
Suitable shaft diameter: 7mm-75mm
Suitable motor power: within 60hp / 45KW
Product features:
1. The maximum torque is 125kgm 2. Stable operation and low noise 3. The product is made of cast iron and cast by precision die casting, so it is not easy to cause fracture during operation
Product introduction
NM elastic claw coupling is also called claw coupling. The structure is similar to the elastic plum CHINAMFG coupling, which is made of specially designed synthetic rubber. The coupling consists of 2 cast iron (FC25 material) bodies and rubber. It is a connecting part between the pump and the motor, and is often used in general machinery.
Product features
It is economical, practical, quiet and stable, easy to assemble and maintain, and can provide high torque and intermittent operation for equipment. The coupling body is made of high-grade cast iron, and the rubber is made of NBR, which has excellent oil resistance, performance and TM; ACM is equivalent to fluororubber, and its working temperature is – 40~+120 ºC.
Product application
NM elastic coupling is widely used in supporting equipment of machinery industry, such as ceramic machinery, chemical machinery, woodworking machinery, plastic machinery, textile machinery, construction machinery, stainless steel machinery, auto parts industry, mechanical transmission, motor equipment, and paper products machinery industry.
Related products:
会社概要
Ever power is a modern enterprise integrating research and development, design, manufacturing, sales and service. The company is a professional manufacturer of equipment integrating hydraulic transmission and mechanical transmission, providing multiple series of power transmission system solutions. The revolutionary innovation of our company – hub hydraulic connection technology is leading a product revolution that requires hub connection, such as expanding sleeve, coupling, bearing, etc., because of its compact structure, rapid installation, easy positioning, small runout, no damage to the joint surface and easy disassembly and assembly. The main products are hydraulic expansion sleeves, hydraulic coil spring couplings, hydraulic drum gear couplings, and various mechanical couplings. The company’s products are oriented to the global mining, chemical, steel, power, cement, metallurgy, port machinery, shipping, paper making, special pump industry and other fields. Adhering to the enterprise development concept of “people-oriented” and the quality policy of “excellence, endless, dedicated service and customer satisfaction”, the company is constantly moving towards the direction of globalization, modernization, youth and standardization of enterprise development!
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| 標準か非標準か： | 標準 |
|---|---|
| シャフト穴： | 19-32 |
| トルク： | >80N・M |
| 穴径： | 19mm |
| スピード： | 4000回転/分 |
| 構造： | Flexible |
| サンプル： |
US$ 9999/Piece
1個（最小注文数） | |
|---|
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 corrosive or harsh environments?
Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.
Corrosion-Resistant Materials:
In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.
Special Coatings:
For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.
Sealed Designs:
In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.
High-Temperature Applications:
For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.
Chemical Resistance:
For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.
Specialized Designs:
In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.
Consultation with Manufacturers:
When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.
まとめ：
Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.
フレキシブルカップリングとは何ですか？また、どのように機能しますか？
フレキシブルカップリングは、2つのシャフトを接続し、それらの間の相対的な動きを許容する機械装置です。これは、軸のずれ、振動、衝撃を補償しながら、一方のシャフトからもう一方のシャフトへトルクを伝達するように設計されています。フレキシブルカップリングは、接続された機器を保護し、全体的な性能を向上させるため、さまざまな回転機械やシステムにおいて不可欠な構成要素です。
フレキシブルカップリングの種類：
フレキシブルカップリングにはいくつかの種類があり、それぞれ独自の設計と特性を持っています。一般的な種類としては、以下のようなものがあります。
- ジョーカップリング： ジョーカップリングは、2つのハブの間に収まるエラストマー製のスパイダーを備えています。これにより、角度や平行方向のずれを吸収し、振動を減衰させることができます。
- ディスクカップリング： ディスクカップリングは、薄い金属製のディスクを用いてシャフト同士を接続する。非常に柔軟性が高く、優れた芯ずれ補正性能を発揮する。
- ギアカップリング： ギアカップリングは、歯車を用いてトルクを伝達します。高いトルク容量を持ち、中程度のミスアライメントにも対応できます。
- ビームカップリング： ビームカップリングは、金属梁などの柔軟な素材を1本使用してトルクを伝達すると同時に、位置ずれを補正します。
- ベローズカップリング： ベローズカップリングは、ベローズ状の構造を利用して、軸方向、角度方向、および平行方向のずれを補正します。
- オールドハム連結器： オールドハム式カップリングは3枚のディスクを使用しており、中央のディスクには位置ずれを補正するための垂直なスロットが設けられている。
フレキシブルカップリングの仕組み：
フレキシブルカップリングの動作は、その具体的な設計によって異なりますが、基本的な原理は共通しています。フレキシブルカップリングの動作原理を説明するために、ジョーカップリングを例にとってみましょう。
- 2本のシャフトは両側のカップリングハブに接続されており、その間にエラストマー製のスパイダーが配置されている。
- 一方のシャフトにトルクが加わると、スパイダーがわずかに圧縮・変形し、そのトルクがもう一方のシャフトに伝達される。
- シャフト間のずれが生じた場合、エラストマー製のスパイダーがたわんでずれを補正し、シャフトや接続機器に過度の負荷をかけることなく、スムーズなトルク伝達を確保します。
- エラストマー製のスパイダーは、振動や衝撃を吸収する減衰要素としても機能し、機器の摩耗を軽減し、システムの安定性を向上させます。
総じて、柔軟性とミスアライメント補正能力は、フレキシブルカップリングが効果的に機能するための重要な特徴です。特定のフレキシブルカップリングの種類を選択する際には、トルク容量、ミスアライメント補正、環境条件など、用途に応じた要件を考慮する必要があります。
editor by CX 2024-01-15
