{"id":452,"date":"2023-10-05T08:12:23","date_gmt":"2023-10-05T08:12:23","guid":{"rendered":"http:\/\/nmcoupling.net\/china-factory-quick-release-cast-iron-rubber-flexible-normex-nm-couplings-nm128-water-pump-shaft-coupling-nm-couplimg\/"},"modified":"2023-10-05T08:12:23","modified_gmt":"2023-10-05T08:12:23","slug":"china-factory-quick-release-cast-iron-rubber-flexible-normex-nm-couplings-nm128-water-pump-shaft-coupling-nm-couplimg","status":"publish","type":"post","link":"https:\/\/nmcoupling.net\/it\/china-factory-quick-release-cast-iron-rubber-flexible-normex-nm-couplings-nm128-water-pump-shaft-coupling-nm-couplimg\/","title":{"rendered":"China factory Quick Release Cast Iron Rubber Flexible Normex Nm Couplings Nm128 Water Pump Shaft Coupling nm couplimg"},"content":{"rendered":"
\n
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Descrizione del prodotto<\/h2>\n

\n

<\/p>\n\n\n\n\n\n\n\n\n\n
Nome del prodotto<\/strong><\/td>\naccoppiamento nm<\/td>\n<\/tr>\n
Materiale<\/strong><\/td>\ncast iron<\/td>\n<\/tr>\n
Tipo<\/strong><\/td>\nnm 50-214<\/td>\n<\/tr>\n
Struttura\u00a0<\/strong><\/td>\n2 shaft ( 1 \/ 1a \/ 1b )+spider<\/td>\n<\/tr>\n
Bore size\u00a0<\/strong><\/td>\n7-952mm<\/td>\n<\/tr>\n
Peso\u00a0<\/strong><\/td>\nAbout 0.48-35.7 kg \/ pcs<\/td>\n<\/tr>\n
packing<\/strong><\/td>\nplastic bag +paper box +wooden box +wooden pallet<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0<\/p>\n

<\/strong><\/p>\n

Flexible Coupling\/Couplings<\/p>\n

1. One Piece metallic spring coupling<\/p>\n

2. Zero backlash<\/p>\n

3. Absorption of parallel, angular misalignment and shaft end-play by spring action<\/p>\n

4. Identical clockwise and anticlockwise rotational characteristics<\/p>\n

5. Setscrew type or Clamp Type<\/p>\n

6. Material: Aluminum Alloy or Stainless steel or other materials per customers’ request.<\/p>\n

7.\u00a0Anti-corrsion,widely used in medical science ,chemistry<\/p>\n

8. High flexibilty<\/p>\n

9.\u00a0For servomotor stepmotor<\/p>\n

\u00a0<\/p>\n

What applications are coupling used for?<\/p>\n

Couplings are used in servo drive technology, machine tools, \u00a0packaging machinery, automation systems, \u00a0printing presses, industrial robots, \u00a0control and positioning technology, \u00a0and general mechanical engineering.<\/p>\n

\u00a0<\/p>\n

MAIN\u00a0PRODUCTS:<\/p>\n

1)\u00a0Timing\u00a0Belt\u00a0Pulley\u00a0(Synchronous\u00a0Pulley),\u00a0Timing\u00a0Bar,\u00a0Clamping\u00a0Plate;<\/p>\n

2) Forging,\u00a0Casting,\u00a0Stampling\u00a0Part;<\/p>\n

3) V\u00a0Belt\u00a0Pulley\u00a0and\u00a0Taper\u00a0Lock\u00a0Bush;\u00a0Sprocket,\u00a0Idler\u00a0and\u00a0Plate\u00a0Wheel;Spur\u00a0Gear,\u00a0Bevel\u00a0Gear,\u00a0Rack;\u00a0<\/p>\n

4) Shaft\u00a0Locking\u00a0Device:\u00a0could\u00a0be\u00a0alternative\u00a0for\u00a0Ringfeder,\u00a0Sati,\u00a0Chiaravalli,\u00a0Tollok,\u00a0etc.;<\/p>\n

5) Shaft\u00a0Coupling:including\u00a0Miniature\u00a0couplings,\u00a0Curved\u00a0tooth\u00a0coupling,\u00a0Chain\u00a0coupling,\u00a0HRC\u00a0coupling, \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Normex\u00a0coupling,\u00a0Type\u00a0coupling,\u00a0GE\u00a0Coupling,\u00a0torque\u00a0limiter,\u00a0Universal\u00a0Joint;\u00a0<\/p>\n

6) Shaft\u00a0Collars:\u00a0including\u00a0Setscrew\u00a0Type,\u00a0Single\u00a0Split\u00a0and\u00a0Double\u00a0Splits;<\/p>\n

7) Timing\u00a0Belt:\u00a0including\u00a0Rubber\u00a0and\u00a0PU\u00a0timing\u00a0belts\u00a0for\u00a0industrial;<\/p>\n

8) Other\u00a0customized\u00a0Machining\u00a0Parts\u00a0according\u00a0to\u00a0drawings\u00a0(OEM).<\/p>\n

\u00a0 \u00a0 \u00a0\u00a0<\/p>\n

\u00a0 <\/p>\n

\n

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\n<\/div>\n
\n\n\n\n\n\n\n\n
Standard o non standard:<\/th>\nStandard<\/td>\n<\/tr>\n
Foro dell'albero:<\/th>\n8-24<\/td>\n<\/tr>\n
Coppia:<\/th>\n1.3-300<\/td>\n<\/tr>\n
Diametro del foro:<\/th>\n7-952<\/td>\n<\/tr>\n
Velocit\u00e0:<\/th>\n3000-13500<\/td>\n<\/tr>\n
Struttura:<\/th>\nFlessibile<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n\n\n\n
Esempi:<\/th>\n\n
\n
\n US$ 10 pezzi<\/strong>
\n 1 pezzo (ordine minimo)<\/span>\n <\/div>\n

|<\/span>
\n <\/i>Richiedi un campione\n <\/div>\n

<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
Personalizzazione:<\/th>\n\n
\n
\n Disponibile\n <\/div>\n

|<\/span><\/p>\n

<\/i>Richiesta personalizzata<\/p><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/p><\/div>\n<\/table>\n

\n\"China<\/p>\n

\"accoppiamento<\/p>\n

How does a flexible coupling protect connected equipment from shock loads and vibrations?<\/h3>\n

Flexible couplings play a crucial role in protecting connected equipment from shock loads and vibrations by providing damping and isolation capabilities. When machines or mechanical systems experience sudden shock loads or vibrations, the flexible coupling acts as a buffer, absorbing and dissipating the impact, thereby reducing the transmitted forces and protecting the equipment. Here’s how flexible couplings achieve this:<\/p>\n

    \n
  • Damping of Vibrations:<\/strong> Flexible couplings are often made from materials that exhibit damping properties. When vibrations are transmitted through the shafts, the flexible coupling’s material can absorb a portion of the vibrational energy, converting it into heat. This dissipation of energy helps reduce the amplitude of the vibrations and prevents them from propagating further into the connected equipment.<\/li>\n
  • Vibration Isolation:<\/strong> In addition to damping vibrations, flexible couplings also offer a degree of vibration isolation. They are designed to decouple the two shafts, which means that vibrations occurring on one shaft are not directly transmitted to the other shaft. This isolation effect prevents vibrations from propagating across the entire system and minimizes the impact on sensitive equipment or nearby components.<\/li>\n
  • Shock Absorption:<\/strong> When the connected machinery experiences sudden shock loads, such as during a startup or abrupt changes in load, the flexible coupling can act as a shock absorber. The coupling’s design allows it to deform slightly under the impact, absorbing and distributing the shock energy. This prevents the shock from being directly transferred to the connected equipment, reducing the risk of damage or premature wear.<\/li>\n
  • Compensazione del disallineamento:<\/strong> Flexible couplings are capable of compensating for misalignment between the shafts. Misalignment can lead to additional stresses and vibrations in the system. By allowing for some degree of angular, parallel, and axial misalignment, the flexible coupling reduces the forces transmitted to the connected equipment and the supporting structures.<\/li>\n
  • Reduction of Resonance Effects:<\/strong> Resonance is a phenomenon that occurs when the natural frequency of a system matches the frequency of external vibrations, leading to amplified vibrations. Flexible couplings can help avoid resonance effects by altering the system’s natural frequency and providing some level of flexibility that damps the resonance response.<\/li>\n<\/ul>\n

    By incorporating a flexible coupling into the drivetrain or power transmission system, equipment manufacturers and operators can significantly improve the reliability and longevity of connected machinery. The coupling’s ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more stable operation, reducing maintenance requirements and enhancing overall system performance.<\/p>\n

    In summary, flexible couplings act as protective elements, shielding connected equipment from shock loads and vibrations. Their ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more reliable operation of various mechanical systems.<\/p>\n

    \"accoppiamento<\/p>\n

    Quali sono le differenze tra i giunti flessibili elastomerici e quelli metallici?<\/h3>\n

    I giunti flessibili elastomerici e metallici sono due tipologie distinte utilizzate per trasmettere la coppia e compensare i disallineamenti nei sistemi meccanici. Ciascun tipo offre caratteristiche e vantaggi specifici, che li rendono adatti a diverse applicazioni.<\/p>\n

    Giunti flessibili elastomerici:<\/strong><\/p>\n

    I giunti flessibili elastomerici, noti anche come giunti flessibili o a ganasce, utilizzano un materiale elastomerico (gomma o simili) come elemento flessibile. L'elastomero viene tipicamente stampato tra due mozzi e funge da connettore tra l'albero motore e l'albero condotto. Le principali differenze e caratteristiche dei giunti elastomerici includono:<\/p>\n

      \n
    • Compensazione del disallineamento:<\/strong> I giunti elastomerici sono progettati per gestire disallineamenti angolari, paralleli e assiali di moderata entit\u00e0. Il materiale elastomerico si flette per compensare il disallineamento, trasmettendo al contempo la coppia tra gli alberi.<\/li>\n
    • Smorzamento delle vibrazioni:<\/strong> Il materiale elastomerico utilizzato in questi giunti offre eccellenti propriet\u00e0 di smorzamento delle vibrazioni, riducendo la trasmissione delle vibrazioni da un albero all'altro. Questa caratteristica contribuisce a proteggere le apparecchiature collegate da vibrazioni eccessive e migliora l'affidabilit\u00e0 del sistema.<\/li>\n
    • Assorbimento del carico d'urto:<\/strong> I giunti elastomerici sono in grado di assorbire e smorzare i carichi d'urto, proteggendo il sistema da impatti improvvisi o sovraccarichi.<\/li>\n
    • Conveniente in termini di costi:<\/strong> I giunti elastomerici sono generalmente pi\u00f9 convenienti rispetto ai giunti metallici, il che li rende una scelta popolare per diverse applicazioni industriali.<\/li>\n
    • Design e installazione semplici:<\/strong> I giunti elastomerici presentano spesso un design semplice, che ne facilita l'installazione e la manutenzione.<\/li>\n
    • Capacit\u00e0 di coppia inferiore:<\/strong> Questi giunti hanno una capacit\u00e0 di coppia inferiore rispetto ai giunti metallici, il che li rende adatti ad applicazioni con requisiti di coppia moderati.<\/li>\n
    • Applicazioni comuni:<\/strong> I giunti elastomerici sono comunemente utilizzati in pompe, compressori, ventilatori, nastri trasportatori e altre applicazioni che richiedono una trasmissione di coppia moderata e la compensazione del disallineamento.<\/li>\n<\/ul>\n

      Giunti flessibili metallici:<\/strong><\/p>\n

      I giunti flessibili metallici utilizzano componenti metallici (come acciaio, acciaio inossidabile o alluminio) per collegare l'albero motore e l'albero condotto. Le caratteristiche dei giunti metallici possono variare notevolmente a seconda del tipo, ma alcune caratteristiche generali includono:<\/p>\n

        \n
      • Elevata capacit\u00e0 di coppia:<\/strong> Rispetto ai giunti elastomerici, i giunti metallici offrono una maggiore capacit\u00e0 di trasmissione della coppia. Sono particolarmente adatti per applicazioni che richiedono un'elevata capacit\u00e0 di gestione della coppia.<\/li>\n
      • Compensazione del disallineamento:<\/strong> A seconda del design, alcuni giunti metallici possono tollerare disallineamenti minimi, ma in genere non sono flessibili quanto i giunti elastomerici sotto questo aspetto.<\/li>\n
      • Costruzione pi\u00f9 rigida:<\/strong> I giunti metallici sono generalmente pi\u00f9 rigidi dei giunti elastomerici, offrendo un minore smorzamento delle vibrazioni ma una maggiore rigidit\u00e0 torsionale.<\/li>\n
      • Design compatto:<\/strong> I giunti metallici possono avere un design pi\u00f9 compatto, il che li rende adatti ad applicazioni con spazio limitato.<\/li>\n
      • Maggiore precisione:<\/strong> I giunti metallici offrono spesso maggiore precisione e concentricit\u00e0, con conseguente migliore allineamento degli alberi.<\/li>\n
      • Costo pi\u00f9 elevato:<\/strong> I giunti metallici sono in genere pi\u00f9 costosi dei giunti elastomerici a causa della loro costruzione e della maggiore capacit\u00e0 di coppia.<\/li>\n
      • Applicazioni comuni:<\/strong> I giunti metallici sono comunemente utilizzati in macchinari ad alta velocit\u00e0, apparecchiature di precisione, robotica e applicazioni con elevati requisiti di coppia.<\/li>\n<\/ul>\n

        Riepilogo:<\/strong><\/p>\n

        In sintesi, le principali differenze tra i giunti flessibili elastomerici e metallici risiedono nella flessibilit\u00e0, nella capacit\u00e0 di coppia, nello smorzamento delle vibrazioni, nel costo e nelle applicazioni. I giunti elastomerici sono adatti per applicazioni con requisiti moderati di coppia, compensazione del disallineamento e smorzamento delle vibrazioni. I giunti metallici, invece, vengono scelti per applicazioni con requisiti di coppia e precisione pi\u00f9 elevati, dove flessibilit\u00e0 e smorzamento delle vibrazioni sono meno critici.<\/p>\n

        \"accoppiamento<\/p>\n

        Can you explain the different types of flexible coupling designs available?<\/h3>\n

        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:<\/p>\n

          \n
        • Jaw Couplings:<\/strong> 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.<\/li>\n
        • Disc Couplings:<\/strong> 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.<\/li>\n
        • Gear Couplings:<\/strong> 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.<\/li>\n
        • Beam Couplings:<\/strong> 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.<\/li>\n
        • Bellows Couplings:<\/strong> 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.<\/li>\n
        • Oldham Couplings:<\/strong> 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.<\/li>\n<\/ul>\n

          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.<\/p>\n

          \"China\"China
          editor by CX 2023-10-05<\/p>","protected":false},"excerpt":{"rendered":"

          Product Description Product Name nm coupling Material cast iron Type nm 50-214 Structure\u00a0 2 shaft ( 1 \/ 1a \/ 1b )+spider Bore size\u00a0 7-952mm Weight\u00a0 About 0.48-35.7 kg \/ pcs packing plastic bag +paper box +wooden box +wooden pallet \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 Flexible Coupling\/Couplings 1. One Piece metallic spring coupling 2. […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[16,31,17,51,32,239,46,266,76,422,77,78,383,423,307,328,395,35,424,86,87,425,61,65,240,401,426,427,428,429],"class_list":["post-452","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-china-coupling","tag-china-couplings","tag-coupling","tag-coupling-shaft","tag-couplings","tag-couplings-shaft","tag-flexible-coupling","tag-flexible-couplings","tag-flexible-rubber-coupling","tag-flexible-rubber-couplings","tag-flexible-shaft","tag-flexible-shaft-coupling","tag-flexible-shaft-couplings","tag-flexible-shaft-water-pump","tag-nm-coupling","tag-nm-couplings","tag-pump-shaft","tag-rubber-coupling","tag-rubber-couplings","tag-rubber-shaft","tag-rubber-shaft-coupling","tag-rubber-shaft-couplings","tag-shaft","tag-shaft-coupling","tag-shaft-couplings","tag-shaft-pump","tag-shaft-water-pump","tag-water-pump-shaft","tag-water-pump-shaft-coupling","tag-water-pump-shaft-couplings"],"_links":{"self":[{"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/posts\/452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/comments?post=452"}],"version-history":[{"count":0,"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/posts\/452\/revisions"}],"wp:attachment":[{"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/media?parent=452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/categories?post=452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nmcoupling.net\/it\/wp-json\/wp\/v2\/tags?post=452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}