{"id":593,"date":"2024-04-13T02:57:16","date_gmt":"2024-04-13T02:57:16","guid":{"rendered":"http:\/\/oldhamcoupling.net\/china-manufacturer-set-screw-coupling-gh-20x25-oldham-type-coupling-oldham-coupling\/"},"modified":"2024-04-13T02:57:16","modified_gmt":"2024-04-13T02:57:16","slug":"china-manufacturer-set-screw-coupling-gh-20x25-oldham-type-coupling-oldham-coupling","status":"publish","type":"post","link":"https:\/\/oldhamcoupling.net\/fr\/china-manufacturer-set-screw-coupling-gh-20x25-oldham-type-coupling-oldham-coupling\/","title":{"rendered":"China manufacturer Set Screw Coupling Gh-20X25 Oldham Type Coupling oldham coupling"},"content":{"rendered":"
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Description du produit<\/h2>\n

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<\/b><\/u><\/h3>\n

GH Oldham type coupling cross sliding set screw coupling<\/b><\/i><\/u><\/h3>\n


Description of<\/strong><\/em><\/i><\/u>\u00a0<\/b><\/i><\/u>GH Oldham type coupling cross sliding set screw coupling<\/b><\/i><\/u>
>The colloid material is imported PA66, which has good wear resistance, corrosion resistance and electrical insulation
>Sliding design can compensate radial and angular deviation more effectively
>Detachable design, easy to install
>Fastening method of clamping screw <\/p>\n

Dimensions of\u00a0<\/b><\/i><\/u>GH Oldham type coupling cross sliding set screw coupling<\/b><\/i><\/u> <\/p>\n

\u00a0\u00a0 <\/p>\n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n\n\n\n\n\n
model parameter<\/td>\ncommon bore diameter d1,d2<\/td>\n\u03a6D<\/td>\nL<\/td>\nLF<\/td>\nLP<\/td>\nF<\/td>\nM<\/td>\ntightening screw torque
(N.M)<\/td>\n<\/tr>\n
GH-16X18<\/td>\n4,5,6,6.35,7,8<\/td>\n16<\/td>\n18<\/td>\n7.1<\/td>\n11.6<\/td>\n3.55<\/td>\nM3<\/td>\n0.7<\/td>\n<\/tr>\n
GH-20X25<\/td>\n5,6,6.35,7,8,9,9.525<\/td>\n20<\/td>\n25<\/td>\n9.1<\/td>\n12.7<\/td>\n4.55<\/td>\nM4<\/td>\n1.7<\/td>\n<\/tr>\n
GH-25X28<\/td>\n5,6,6.35,8,9,9.525,10,11,12,14<\/td>\n25<\/td>\n28<\/td>\n11.7<\/td>\n16.65<\/td>\n5.58<\/td>\nM4<\/td>\n1.7<\/td>\n<\/tr>\n
GH-32×33<\/td>\n5,6,8,9,9.525,10,11,12,12.7,14,15,16<\/td>\n32<\/td>\n33<\/td>\n14<\/td>\n19.5<\/td>\n7<\/td>\nM4<\/td>\n1.7<\/td>\n<\/tr>\n
GH-40X35<\/td>\n8,9,9.525,10,11,12,12.7,14,14,16,17,18,19,20<\/td>\n40<\/td>\n35<\/td>\n15.5<\/td>\n18.4<\/td>\n7.75<\/td>\nM4<\/td>\n1.7<\/td>\n<\/tr>\n
GH-45X46<\/td>\n8,9,9.525,10,11,12.7,14,15,16,17,18,19,20,22<\/td>\n45<\/td>\n46<\/td>\n21.5<\/td>\n18.4<\/td>\n9<\/td>\nM5<\/td>\n4<\/td>\n<\/tr>\n
GH-50X38<\/td>\n10,12,12.7,14,15,16,17,18,19,20,22,24,25<\/td>\n50<\/td>\n38<\/td>\n16.5<\/td>\n15<\/td>\n8.25<\/td>\nM5<\/td>\n4<\/td>\n<\/tr>\n
GH-55X57<\/td>\n10,12,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32<\/td>\n55<\/td>\n57<\/td>\n27<\/td>\n17.5<\/td>\n10.5<\/td>\nM5<\/td>\n4<\/td>\n<\/tr>\n
GH-63X47<\/td>\n14,15,16,17,18,19,20,22,24,25,28,30,32<\/td>\n63<\/td>\n47<\/td>\n21<\/td>\n17.5<\/td>\n10.5<\/td>\nM6<\/td>\n8.4<\/td>\n<\/tr>\n
GH-70X77<\/td>\n16,17,18,19,20,22,24,25,28,30,32,38,40<\/td>\n70<\/td>\n77<\/td>\n36.5<\/td>\n25<\/td>\n13.5<\/td>\nM8<\/td>\n10.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00a0<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
model parameter<\/td>\nRated torque
(N.M)*<\/td>\n		allowable eccentricity
(mm)*<\/td>\n		allowable deflection angle
(\u00b0)*<\/td>\n		allowable axial deviation
(mm)*<\/td>\n		maximum speed
rpm<\/td>\n		static torsional stiffness
(N.M\/rad)<\/td>\n		moment of inertia
(Kg.M2<\/sup>)<\/td>\n		Material of shaft sleeve<\/td>\nMaterial of shrapnel<\/td>\nsurface treatment<\/td>\nweight
(g)<\/td>\n<\/tr>\n
GH-16X18<\/td>\n0.7<\/td>\n0.8<\/td>\n3<\/td>\n\u00b10.2<\/td>\n9000<\/td>\n30<\/td>\n3.3×10-7<\/sup><\/td>\nHigh strength aluminum alloy<\/td>\nP A 6 6<\/td>\nAnodizing treatment<\/td>\n6<\/td>\n<\/tr>\n
GH-20X25<\/td>\n1.2<\/td>\n1.2<\/td>\n3<\/td>\n\u00b10.2<\/td>\n7000<\/td>\n58<\/td>\n1.1×10-6<\/sup><\/td>\n18<\/td>\n<\/tr>\n
GH-25X28<\/td>\n2<\/td>\n1.6<\/td>\n3<\/td>\n\u00b10.2<\/td>\n6000<\/td>\n130<\/td>\n3.1×10-6<\/sup><\/td>\n25<\/td>\n<\/tr>\n
GH-32×33<\/td>\n4.5<\/td>\n2<\/td>\n3<\/td>\n\u00b10.2<\/td>\n4800<\/td>\n270<\/td>\n9.6×10-6<\/sup><\/td>\n44<\/td>\n<\/tr>\n
GH-40X35<\/td>\n9<\/td>\n2.4<\/td>\n3<\/td>\n\u00b10.2<\/td>\n3600<\/td>\n520<\/td>\n2.3×10-5<\/sup><\/td>\n81<\/td>\n<\/tr>\n
GH-45X46<\/td>\n12<\/td>\n2.8<\/td>\n3<\/td>\n\u00b10.2<\/td>\n3500<\/td>\n560<\/td>\n3.8×10-5<\/sup><\/td>\n136<\/td>\n<\/tr>\n
GH-50X38<\/td>\n19<\/td>\n2.6<\/td>\n3<\/td>\n\u00b10.2<\/td>\n3000<\/td>\n800<\/td>\n1.8×10-4<\/sup><\/td>\n142<\/td>\n<\/tr>\n
GH-55X57<\/td>\n22<\/td>\n3.3<\/td>\n3<\/td>\n\u00b10.2<\/td>\n2800<\/td>\n795<\/td>\n8.0×10-4<\/sup><\/td>\n255<\/td>\n<\/tr>\n
GH-63X47<\/td>\n19<\/td>\n3<\/td>\n3<\/td>\n\u00b10.2<\/td>\n2500<\/td>\n1200<\/td>\n8.3×10-4<\/sup><\/td>\n320<\/td>\n<\/tr>\n
GH-70X77<\/td>\n56<\/td>\n3.8<\/td>\n3<\/td>\n\u00b10.2<\/td>\n2500<\/td>\n1260<\/td>\n3.9×10-4<\/sup><\/td>\n445<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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\u00a0 <\/p>\n

\t\/* January 22, 2571 19:08:37 *\/!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(\/(.*?):(.*)$\/))&&1\t <\/p>\n

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\"Accouplement<\/p>\n

What are the Potential Limitations or Drawbacks of Using an Oldham Coupling?<\/h3>\n

While Oldham couplings offer numerous advantages, they also have some limitations and drawbacks that should be considered when selecting a coupling for a specific application:<\/p>\n

1. Limited Misalignment Capacity:<\/strong> Oldham couplings can only accommodate small amounts of angular and axial misalignment between the shafts. They are not suitable for applications with high levels of misalignment as excessive misalignment can lead to premature wear and failure of the center disc.<\/p>\n

2. Speed Limitations:<\/strong> Oldham couplings are generally not recommended for high-speed applications. The flexible center disc has a maximum speed limit, and exceeding this limit can cause the disc to fatigue and fail over time.<\/p>\n

3. Temperature Sensitivity:<\/strong> The performance of Oldham couplings can be affected by temperature fluctuations. Extreme temperatures can impact the flexibility and integrity of the center disc material, leading to reduced coupling performance.<\/p>\n

4. Backlash in High-Precision Systems:<\/strong> While Oldham couplings minimize backlash compared to some other couplings, they may still have some inherent clearance between the hubs and the center disc, leading to a slight amount of backlash. In ultra-high-precision systems, this slight backlash may be a concern.<\/p>\n

5. Material Compatibility:<\/strong> The material used for the center disc must be chosen carefully to ensure compatibility with the specific application’s environment and the media being conveyed. Some aggressive chemicals or harsh environments may degrade the material over time.<\/p>\n

6. Maintenance:<\/strong> Oldham couplings require periodic inspection and maintenance to ensure proper functioning. The center disc may wear out over time and need replacement, especially in applications with high torque or frequent start-stop cycles.<\/p>\n

Despite these limitations, Oldham couplings remain a popular choice in many applications due to their vibration reduction, backlash minimization, and moderate misalignment compensation capabilities. However, it is essential to carefully assess the specific requirements of the application and consider the potential drawbacks before selecting an Oldham coupling.<\/p>\n

\"Accouplement<\/p>\n

Un accouplement Oldham peut-il \u00eatre utilis\u00e9 aussi bien pour des orientations d'arbre horizontales que verticales\u00a0?<\/h3>\n

Oui, un accouplement Oldham peut \u00eatre utilis\u00e9 avec des arbres orient\u00e9s horizontalement ou verticalement. Sa conception lui permet de compenser les d\u00e9fauts d'alignement entre les arbres dans plusieurs directions\u00a0: axial, angulaire et parall\u00e8le.<\/p>\n

Dans les configurations \u00e0 arbres horizontaux, l'accouplement Oldham compense le d\u00e9salignement entre deux arbres parall\u00e8les tout en transmettant le couple de mani\u00e8re fluide et efficace. Il est couramment utilis\u00e9 dans diverses applications de transmission de puissance o\u00f9 deux arbres sont relativement proches et n\u00e9cessitent un accouplement fiable pour compenser le d\u00e9salignement.<\/p>\n

Dans les configurations d'arbres verticaux, l'accouplement Oldham peut compenser le d\u00e9salignement axial, c'est-\u00e0-dire le d\u00e9salignement entre les axes de rotation des deux arbres. Il convient ainsi aux applications o\u00f9 les arbres reli\u00e9s ne sont pas parfaitement align\u00e9s en raison de la gravit\u00e9 ou d'autres facteurs.<\/p>\n

La capacit\u00e9 de l'accouplement Oldham \u00e0 compenser les d\u00e9fauts d'alignement, tant horizontaux que verticaux, en fait un choix polyvalent pour une large gamme de syst\u00e8mes m\u00e9caniques, notamment les pompes, les compresseurs, les convoyeurs, etc. Toutefois, une installation et un entretien corrects sont essentiels pour optimiser les performances et la dur\u00e9e de vie de l'accouplement, quelle que soit l'orientation de l'arbre.<\/p>\n

\"Accouplement<\/p>\n

Installation and Maintenance of Oldham Couplings<\/h3>\n

Proper installation and maintenance are crucial for ensuring the optimal performance and longevity of an Oldham coupling. Here are the steps to install and maintain an Oldham coupling:<\/p>\n

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

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  • 1. Inspect the Components:<\/strong> Before installation, carefully inspect the Oldham coupling’s hubs and center disc for any signs of damage or wear.<\/li>\n
  • 2. Shaft Preparation:<\/strong> Ensure that the shafts are clean and free from any debris or burrs. Make sure the shaft diameters match the hub bores and keyway dimensions.<\/li>\n
  • 3. Center Disc Alignment:<\/strong> Align the center disc with the two hubs so that the slots or keyways on the center disc fit into the corresponding slots on the hubs.<\/li>\n
  • 4. Secure the Hubs:<\/strong> Slide the hubs onto the shafts and fasten them securely using appropriate fasteners such as screws or clamps.<\/li>\n
  • 5. Tighten Fasteners:<\/strong> Carefully tighten the fasteners according to the manufacturer’s recommendations. Be cautious not to over-torque, as it may lead to distortion or damage to the components.<\/li>\n
  • 6. Check Misalignment:<\/strong> Verify that the Oldham coupling can accommodate the required misalignment between the shafts without binding or excessive stress.<\/li>\n<\/ul>\n

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

      \n
    • 1. Inspection r\u00e9guli\u00e8re :<\/strong> Periodically inspect the Oldham coupling for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation.<\/li>\n
    • 2. Lubrification:<\/strong> Some Oldham couplings may require periodic lubrication for smooth operation. Check the manufacturer’s guidelines for the proper type and amount of lubricant.<\/li>\n
    • 3. Replace Worn Components:<\/strong> If any part of the Oldham coupling shows significant wear or damage, replace it with a new component from the original equipment manufacturer (OEM).<\/li>\n
    • 4. Alignment Check:<\/strong> Regularly check the alignment of the shafts and the coupling to ensure that the misalignment is within the specified limits.<\/li>\n
    • 5. Environmental Considerations:<\/strong> Take into account the operating environment, such as temperature and humidity, and use appropriate materials and coatings to resist corrosion and wear.<\/li>\n
    • 6. Follow Manufacturer Guidelines:<\/strong> Always adhere to the manufacturer’s installation, operation, and maintenance instructions to ensure safe and efficient coupling performance.<\/li>\n<\/ul>\n

      By following these installation and maintenance practices, an Oldham coupling can provide reliable torque transmission, compensate for misalignment, and contribute to the smooth operation of the connected machinery or equipment.<\/p>\n

      \"China\"China
      editor by CX 2024-04-13<\/p>","protected":false},"excerpt":{"rendered":"

      Product Description GH Oldham type coupling cross sliding set screw coupling Description of\u00a0GH Oldham type coupling cross sliding set screw coupling >The colloid material is imported PA66, which has good wear resistance, corrosion resistance and electrical insulation >Sliding design can compensate radial and angular deviation more effectively >Detachable design, easy to install >Fastening method of […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[16,461,17,462,320,463,57,58,59,60,61,62],"class_list":["post-593","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-china-coupling","tag-china-screw-manufacturer","tag-coupling","tag-manufacturer-screw","tag-oldham-coupling","tag-screw-manufacturer","tag-screw-screw","tag-screw-screw-screw","tag-screw-set","tag-screw-type","tag-set-screw","tag-type-screw"],"_links":{"self":[{"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/posts\/593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/comments?post=593"}],"version-history":[{"count":0,"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/posts\/593\/revisions"}],"wp:attachment":[{"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/media?parent=593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/categories?post=593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/fr\/wp-json\/wp\/v2\/tags?post=593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}