製品説明
製品説明
Chinese Manafacturer Flexible cast iron NM coupling with Rubber Element water pump Shaft coupling NM 194 214
NM type is precisely produced by a special designed synthetic rubber with 2 similar bodies of cast iron. Cast iron flanges: Designed not only for the power transmission but also for protection of flexible rubber.Flexible rubber Application: pumps, fans, coupressors, vehicles, transporting equipments, constructors, cement mixers, tractors, transmission machines, metal working machines, rollers and all other trasmissions.Made of rubber and steel corres are inserted in the teeth so as to provide excellent durability and performance of coupling.
Use:
Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,
electric power, telecommunictions, textiles, and transportation departments.
Such as:
1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.
2. Pum:Water pump, oil pump, slush pump, etc.
3.Fan: Draft fan, fanner, boil fan, etc.
4. Excator:bucket excavator bucket, wheel excavators .
5. Crane:Tower crane, gantry crande, bridge crane.
6.Others:Various elevators, coal plough, ball mill, crusher, recreation machine.
7.Blender equipment, centrifuger, washer, leather-making machine, machine for recreation
park mixer wire drawing machine.Extruder, dregs crusher of boiler.
8.Plastic feeder, rubber smelling machine, etc.
Detailed Photos
製品パラメータ
| モデル | Torque | Max. | Bore Diam | Boss Diam | Outsid Diam | Length | Space&Perm | 重さ | ||
| Nomal | Max | スピード | Min | Max | D | OD | L | Tolerance | (kg) | |
| Kg-m | Kg-m | (RPM) | ||||||||
| NM50 | 1.3 | 2.3 | 12500 | 7 | 19 | 33 | 50 | 25 | 2.0±0.5 | 0.48 |
| NM67 | 2.2 | 4 | 10000 | 8 | 28 | 46 | 67 | 30 | 2.5±0.5 | 1.02 |
| NM82 | 5 | 9 | 8000 | 10 | 32 | 53 | 82 | 40 | 3.0±1.0 | 1.88 |
| NM97 | 10.5 | 19 | 7000 | 10 | 42 | 69 | 97 | 50 | 3.0±1.0 | 3.54 |
| NM112 | 16.7 | 30 | 6000 | 14 | 48 | 79 | 112 | 60 | 3.5±1.0 | 5.4 |
| NM128 | 26.7 | 48 | 5000 | 18 | 55 | 90 | 128 | 70 | 3.5±1.0 | 8.1 |
| NM148 | 41.7 | 75 | 4500 | 22 | 65 | 107 | 148 | 80 | 3.5±1.0 | 13.5 |
| NM168 | 69.5 | 125 | 4000 | 28 | 75 | 124 | 168 | 88 | 3.5±1.5 | 19.3 |
| NM194 | 112 | 200 | 3500 | 32 | 85 | 140 | 198 | 100 | 3.5±1.5 | 26.3 |
| NM214 | 167 | 300 | 3000 | 40 | 95 | 158 | 218 | 112 | 4.0±2.0 | 35.7 |
Certifications
梱包と配送
Package: Standard suitable package / Pallet or container
Polybag inside export carton outside, blister and Tape and reel package available.
If customers have specific requirements for the packaging, we will gladly accommodate
Shipping: 10-20 working days ofter payment receipt comfirmed (based on actual quantity) Packing standard export packing or according to customers demand Professional goods shipping forwarder
会社概要
ZheJiang Mighty Machinery Co., Ltd. specializes in manufacturing Mechanical Power Transmission Products.
We Mighty is the division/branch of SCMC Group, which is a wholly state-owned company, established in 1980.
About Mighty:
-3 manufacturing factories, we have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in time.
-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.
-14 years of machining experience. Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export. MIGHTY’s products are mainly exported to Europe, America and the Middle East market. With the top-ranking management, professional technical support and abundant export experience, MIGHTY has established lasting and stable business partnership with many world famous companies and has got good reputation from CHINAMFG customers in international sales.
Our Advantages
1,More competitive prices,
2,Shorter delivery date: 35 days.
3,We are the professional manufacturer in the field of Power Trans.Parts,specially for Timing Pulleys.
4,Produce standard and non-standard
5,Strict QC Management:ISO9001:2008,our engineer,Mr.Wang has specialized in the prodcution for over 20 years.
よくある質問
Q：御社は商社ですか、それとも製造業者ですか？
A: We are factory, also do trading company business. Because our company do export 36years, having our own factories, also cooperated with other many factories.
Q:What’s the MOQ?
A:We have not a clear limit,1 or 2pcs is available.
Q：配送にはどれくらい時間がかかりますか？
A: 3-5 days via DHL, TNT, UPS, FEDEX.
Diffirent based on the diffirent countries of customers via CHINAMFG shipping.
Q: Do you provide samples ? is it free or extra ?
A:yes,we provide free samples for checking the build quality and real performance of our products,the freight need to be covered by customer.
Q：お支払い条件を教えてください。
A: T/T, Paypal, L/C, D/P, D/A, Western Union, etc., all decided by customer’s requirements.
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| 標準か非標準か： | 標準 |
|---|---|
| 構造： | Flexible |
| 材料： | 鋳鉄 |
| タイプ： | フレキシブルカップリング |
| Surface Treatment: | Phosphating |
| Name: | Nm Shaft Coupling |
| サンプル： |
US$ 18.6/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 |
|---|
フレキシブルカップリングは、角度、平行、および軸方向のずれにどのように対応するのでしょうか？
フレキシブルカップリングは、2つの回転軸間の様々なタイプのミスアライメント（角度ミスアライメント、平行ミスアライメント、軸方向ミスアライメント）に対応するように設計されています。カップリングの柔軟性により、これらのミスアライメントを補正しながら軸間の接続を維持することができます。以下に、フレキシブルカップリングが各タイプのミスアライメントにどのように対応するかを示します。
- 角度のずれ： 2つのシャフトの軸が一直線上になく、互いに角度をなしている場合、角度ずれが発生します。フレキシブルカップリングは、屈曲・伸縮可能な要素を組み込むことで、角度ずれに対応できます。一般的な設計の一つに、弾性材料で構成された「スパイダー」または「ジョー」と呼ばれる要素があります。シャフトがずれると、弾性要素がわずかに変形し、カップリングはトルクを伝達しながらシャフト間の角度ずれを吸収することができます。
- 平行ずれ: 平行ずれ（オフセットずれとも呼ばれる）は、2つのシャフトの軸が平行ではあるものの、完全に一致していない場合に発生します。フレキシブルカップリングは、同じ弾性体要素によって平行ずれに対応できます。この要素の柔軟性により、シャフト間のオフセットに合わせて移動・調整できるため、機械への余分な負荷を最小限に抑えながら、途切れることのない動力伝達を確保できます。
- 軸方向のずれ： 軸方向のずれ（エンドプレイずれとも呼ばれる）は、2つのシャフトが共通の軸に沿って互いに近づいたり離れたりするときに発生します。フレキシブルカップリングは、軸方向の動きを制限できる特殊な設計により、軸方向のずれに対応できます。例えば、一部のカップリングは、シャフト間の接続を維持しながら軸方向の変位を許容するスロット穴やフローティング部材を使用しています。
フレキシブルカップリングは、角度、平行、軸方向のずれに対応できる機能を備えているため、動力伝達システムにいくつかの利点をもたらします。
- これらは接続機器の早期摩耗や損傷を防ぎ、メンテナンス費用や交換費用を削減するのに役立ちます。
- これらは振動や衝撃荷重を最小限に抑え、機械全体の滑らかさと信頼性を向上させます。
- これらは、位置ずれによって生じる応力による機器の故障リスクを低減し、システムの稼働寿命を向上させます。
- これらにより、設置や位置調整が容易になり、セットアップやメンテナンス時の時間と労力を節約できます。
総じて、フレキシブルカップリングは、さまざまな産業用途において、位置ずれを解消し、効率的な動力伝達を確保する上で重要な役割を果たしている。
How does a flexible coupling affect the noise and vibration levels in a mechanical system?
A flexible coupling plays a crucial role in controlling noise and vibration levels in a mechanical system. It can significantly impact the overall smoothness and quietness of the system’s operation, contributing to enhanced performance and reduced wear on connected components.
Noise Reduction:
Flexible couplings help reduce noise in a mechanical system through their inherent ability to dampen vibrations. When the shafts of rotating machinery are not perfectly aligned, it can lead to vibrations that are transmitted throughout the system, resulting in noise generation. The elastomeric or flexible element of the coupling acts as a vibration dampener, absorbing and dissipating these vibrations. As a result, the noise levels in the system are reduced, creating a quieter operating environment.
振動減衰：
Vibrations in a mechanical system can lead to increased wear and tear on critical components, such as bearings, seals, and gears. Excessive vibrations can also cause resonance and damage to the system over time. Flexible couplings can effectively dampen vibrations by acting as a buffer between the driving and driven shafts. The flexible element absorbs the shock and vibrations, preventing them from propagating to other parts of the system. This vibration damping capability not only reduces noise but also protects the system from potential mechanical failures, extending the lifespan of the equipment.
Alignment Compensation:
Misalignment between shafts is a common cause of vibration and noise in rotating machinery. Flexible couplings excel at compensating for both angular and parallel misalignment. By accommodating misalignment, the coupling reduces the forces acting on the shafts and minimizes the generation of vibrations and noise. Proper alignment through the use of a flexible coupling ensures that the system operates smoothly and quietly.
Effect on Equipment Reliability:
Reducing noise and vibration levels has a positive impact on the reliability of connected equipment. Lower vibrations mean less stress on bearings and other rotating components, leading to extended component life and reduced maintenance requirements. A quieter operating environment can also be essential for certain applications, such as in laboratories or precision manufacturing processes, where excessive noise can interfere with delicate tasks or measurements.
アプリケーション:
Flexible couplings find application in a wide range of industries, such as manufacturing, power generation, material handling, automotive, aerospace, and robotics. They are commonly used in pumps, compressors, fans, conveyors, and other rotating machinery where noise and vibration control are critical for smooth and reliable operation.
Summary:
A flexible coupling’s ability to reduce noise and dampen vibrations makes it an essential component in mechanical systems. By compensating for misalignment and providing vibration dampening properties, the flexible coupling enhances the overall system performance, reduces noise levels, and protects connected equipment from excessive wear and mechanical failures. Choosing the right type of flexible coupling based on the specific application requirements can have a significant impact on noise reduction and vibration control in the mechanical system.
Can flexible couplings handle misalignment between shafts?
Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.
Flexible couplings offer the ability to compensate for different types of misalignment, including:
- 角度のずれ： When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
- 平行ずれ: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
- 軸方向のずれ： Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.
The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.
It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.
In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.
editor by CX 2024-04-09
