제품 설명
제품 설명
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.
상세 사진
제품 매개변수
| 모델 | Torque | Max. | Bore Diam | Boss Diam | Outsid Diam | Length | Space&Perm | 무게 | ||
| Nomal | Max | 속도 | Min | Max | 디 | OD | 엘 | 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 |
인증
포장 및 배송
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
회사 소개
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.
우리의 장점
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.
자주 묻는 질문
Q: Are you trading company or manufacturer ?
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.
질문: 배송 기간은 얼마나 걸리나요?
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: What is your terms of payment ?
A: T/T, Paypal, L/C, D/P, D/A, Western Union, etc., all decided by customer’s requirements.
| 표준 또는 비표준: | 기준 |
|---|---|
| 구조: | Flexible |
| 재료: | Cast Iron |
| 유형: | Flexible Coupling |
| Stock Goods Lead Time: | 5-7 Days After Payment |
| 인증: | ISO9001:2000 |
| 샘플: |
US$ 18.6/Piece
1개 (최소 주문 수량) | |
|---|
| 맞춤 설정: |
사용 가능
| 맞춤형 요청 |
|---|
플렉시블 커플링은 연결된 장비를 충격 하중과 진동으로부터 어떻게 보호합니까?
플렉시블 커플링은 감쇠 및 진동 차단 기능을 제공하여 연결된 장비를 충격 하중과 진동으로부터 보호하는 데 중요한 역할을 합니다. 기계 또는 기계 시스템이 갑작스러운 충격 하중이나 진동을 받을 때, 플렉시블 커플링은 완충 장치 역할을 하여 충격을 흡수하고 분산시켜 전달되는 힘을 줄이고 장비를 보호합니다. 플렉시블 커플링이 이러한 기능을 수행하는 원리는 다음과 같습니다.
- 진동 감쇠: 플렉시블 커플링은 종종 감쇠 특성을 나타내는 재질로 만들어집니다. 진동이 축을 통해 전달될 때, 플렉시블 커플링의 재질은 진동 에너지의 일부를 흡수하여 열로 변환할 수 있습니다. 이러한 에너지 소산은 진동의 진폭을 줄이고 연결된 장비로 진동이 전파되는 것을 방지하는 데 도움이 됩니다.
- 진동 차단: 플렉시블 커플링은 진동 감쇠 기능 외에도 진동 차단 기능을 제공합니다. 두 축을 분리하도록 설계되어 있어 한 축에서 발생하는 진동이 다른 축으로 직접 전달되지 않습니다. 이러한 차단 효과는 진동이 시스템 전체로 전파되는 것을 방지하고 민감한 장비나 주변 부품에 미치는 영향을 최소화합니다.
- 충격 흡수: 연결된 기계가 시동이나 급격한 부하 변화와 같은 갑작스러운 충격 하중을 받을 때, 플렉시블 커플링은 충격 흡수 장치 역할을 할 수 있습니다. 커플링의 설계는 충격 시 약간 변형되도록 되어 있어 충격 에너지를 흡수하고 분산시킵니다. 이를 통해 충격이 연결된 장비에 직접 전달되는 것을 방지하여 손상이나 조기 마모의 위험을 줄입니다.
- 정렬 불량 보정: 플렉시블 커플링은 축 사이의 정렬 불량을 보정할 수 있습니다. 정렬 불량은 시스템에 추가적인 응력과 진동을 유발할 수 있습니다. 플렉시블 커플링은 각도, 평행 및 축 방향의 정렬 불량을 어느 정도 허용함으로써 연결된 장비와 지지 구조물에 전달되는 힘을 줄여줍니다.
- 공명 효과 감소: 공진은 시스템의 고유 진동수가 외부 진동수와 일치할 때 발생하는 현상으로, 진동이 증폭됩니다. 유연한 커플링은 시스템의 고유 진동수를 변경하고 공진 반응을 감쇠시키는 유연성을 제공함으로써 공진 효과를 방지하는 데 도움이 될 수 있습니다.
구동계 또는 동력 전달 시스템에 플렉시블 커플링을 통합함으로써 장비 제조업체와 운영자는 연결된 기계의 신뢰성과 수명을 크게 향상시킬 수 있습니다. 커플링은 진동을 감쇠하고 충격을 차단하며 정렬 불량을 보정하는 기능을 통해 더욱 원활하고 안정적인 작동을 가능하게 하여 유지 보수 요구 사항을 줄이고 시스템 성능을 전반적으로 향상시킵니다.
요약하자면, 플렉시블 커플링은 연결된 장비를 충격 하중과 진동으로부터 보호하는 보호 요소 역할을 합니다. 진동 감쇠, 충격 차단, 그리고 정렬 불량 보정 기능은 다양한 기계 시스템의 더욱 원활하고 안정적인 작동에 기여합니다.
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.
요약:
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.
Can you explain the different types of flexible coupling designs available?
There are several types of flexible coupling designs available, each with its unique construction and characteristics. These designs are tailored to meet specific application requirements and address different types of misalignment and torque transmission needs. Here are some of the most common types of flexible couplings:
- 조 커플링: Jaw couplings consist of two hubs with curved jaws and an elastomer spider placed between them. The spider acts as a flexible element and can compensate for angular and parallel misalignment. Jaw couplings are widely used in various industrial applications due to their simple design and effectiveness in handling misalignment and vibration damping.
- 디스크 커플링: Disc couplings use thin metallic discs with a series of alternating slits and flanges to connect the shafts. The disc coupling design allows for excellent misalignment compensation, including angular, parallel, and axial misalignment. Disc couplings are known for their high torsional stiffness and precise torque transmission capabilities.
- 기어 커플링: Gear couplings consist of toothed hubs connected by an external sleeve with gear teeth. They are well-suited for applications with high torque and moderate misalignment. Gear couplings offer good misalignment compensation and high torque capacity, making them popular in heavy-duty industrial applications.
- 빔 커플링: Beam couplings use a single piece of flexible material, often a metal beam, to connect the shafts. The material’s flexibility allows for angular and axial misalignment compensation. Beam couplings are compact, lightweight, and provide low inertia, making them suitable for applications with high-speed requirements.
- 벨로우즈 커플링: Bellows couplings consist of a bellows-like flexible structure that connects the two hubs. They can compensate for angular, parallel, and axial misalignment. Bellows couplings are known for their high torsional stiffness and ability to maintain constant velocity transmission.
- 올덤 커플링: Oldham couplings use three discs, with the middle one having a perpendicular slot. This design allows for angular misalignment compensation while transmitting torque between the hubs. Oldham couplings are often used when electrical isolation between shafts is required.
Each flexible coupling design has its strengths and limitations, and the choice depends on factors such as the application’s torque requirements, misalignment conditions, operating environment, and speed. Proper selection of the coupling type ensures optimal performance, efficiency, and reliability in various mechanical systems and rotating machinery.
editor by CX 2023-10-02
