{"id":552,"date":"2023-12-12T01:49:54","date_gmt":"2023-12-12T01:49:54","guid":{"rendered":"http:\/\/oldhamcoupling.net\/china-supplier-oldham-type-coupling-cross-sliding-set-screw-coupling-gh-25x28-oldham-coupling\/"},"modified":"2023-12-12T01:49:54","modified_gmt":"2023-12-12T01:49:54","slug":"china-supplier-oldham-type-coupling-cross-sliding-set-screw-coupling-gh-25x28-oldham-coupling","status":"publish","type":"post","link":"https:\/\/oldhamcoupling.net\/vi\/china-supplier-oldham-type-coupling-cross-sliding-set-screw-coupling-gh-25x28-oldham-coupling\/","title":{"rendered":"China supplier Oldham Type Coupling Cross Sliding Set Screw Coupling Gh-25X28 oldham coupling"},"content":{"rendered":"
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Product Description<\/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

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\"oldham<\/p>\n

How to Identify Signs of Wear or Damage in an Oldham Coupling?<\/h3>\n

Regular inspection of Oldham couplings is essential to ensure their proper functioning and prevent unexpected failures. Here are some signs of wear or damage to look for during the inspection:<\/p>\n

1. Visible Cracks or Deformation:<\/strong> Check the center disc and the hubs for any visible cracks, tears, or deformation. These can be indicators of excessive stress or misalignment.<\/p>\n

2. Abnormal Vibrations:<\/strong> Excessive vibrations during operation may suggest that the coupling is not functioning correctly. It could be due to wear in the center disc or improper installation.<\/p>\n

3. Unusual Noise:<\/strong> Grinding, clicking, or banging noises during equipment operation may indicate that the Oldham coupling is experiencing excessive backlash or misalignment.<\/p>\n

4. Increased Backlash:<\/strong> If there is noticeable play or free movement between the coupling components, it may be a sign of wear in the center disc or worn hubs.<\/p>\n

5. Reduced Performance:<\/strong> A decrease in the performance of the machinery or unexpected issues with power transmission could be indicative of coupling problems.<\/p>\n

6. Abnormal Heating:<\/strong> If the coupling becomes unusually hot during operation, it may suggest friction or misalignment issues.<\/p>\n

7. Excessive Wear on Center Disc:<\/strong> Inspect the center disc for signs of wear, such as grooves, uneven surfaces, or material loss. This may occur over time due to the repeated flexing of the disc.<\/p>\n

8. Lubrication Issues:<\/strong> Improper or inadequate lubrication can lead to increased friction and wear in the coupling components.<\/p>\n

If any of these signs are observed during the inspection, it is essential to address the issue promptly. Depending on the severity of the wear or damage, the Oldham coupling may require replacement or repair. Regular maintenance and proper lubrication can help extend the life of the coupling and prevent unexpected failures, ensuring smooth and reliable operation in the machinery or equipment.<\/p>\n

\"oldham<\/p>\n

Are there Industry Standards or Certifications for Oldham Couplings?<\/h3>\n

Yes, there are industry standards and certifications that apply to Oldham couplings to ensure their quality, performance, and interchangeability. The most common standards and certifications related to couplings are set by organizations such as the American National Standards Institute (ANSI), the International Organization for Standardization (ISO), and the American Society of Mechanical Engineers (ASME). While these standards might not specifically focus on Oldham couplings, they often include requirements and guidelines that cover various types of flexible couplings, including Oldham couplings.<\/p>\n

For example, ANSI B11.20: Safety Requirements for Integrated Manufacturing Systems establishes safety requirements for the design, construction, installation, operation, and maintenance of integrated manufacturing systems. Although not specific to Oldham couplings, this standard may encompass certain aspects of coupling safety.<\/p>\n

Additionally, ISO 9001 certification is a widely recognized quality management system certification that many coupling manufacturers strive to achieve. This certification demonstrates a manufacturer’s commitment to producing high-quality products and adhering to rigorous quality control procedures.<\/p>\n

When selecting an Oldham coupling, it is essential to check if the manufacturer complies with relevant industry standards and has obtained certifications that demonstrate their commitment to product quality and safety. It is also crucial to consider the specific requirements of your application and whether the chosen coupling meets those needs.<\/p>\n

\"oldham<\/p>\n

How an Oldham Coupling Accommodates Misalignment Between Shafts<\/h3>\n

An Oldham coupling accommodates misalignment between shafts through its unique design, which consists of three main components:<\/p>\n

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  1. Two Hubs:<\/b> Each hub is attached to the shaft of the connected equipment. The hubs have a series of slots around their circumference.<\/li>\n
  2. Middle Block:<\/b> The middle block fits between the two hubs and has perpendicular slots on its inner diameter. It connects the two hubs while allowing relative movement between them.<\/li>\n<\/ol>\n

    When the shafts experience angular or axial misalignment, the middle block slides within the slots of both hubs. The perpendicular slots on the middle block engage with the slots on the hubs, creating a parallelogram linkage.<\/p>\n

    This parallelogram linkage allows the Oldham coupling to compensate for angular misalignment by enabling the hubs to rotate independently about their own axes. The sliding action of the middle block accommodates axial misalignment by allowing the hubs to move slightly closer or farther apart.<\/p>\n

    The use of sliding contact instead of direct physical contact between the hubs minimizes friction, backlash, and wear, making the Oldham coupling an efficient and reliable method for transmitting torque while accommodating misalignment.<\/p>\n

    Overall, the Oldham coupling’s ability to handle both angular and axial misalignment ensures smooth and precise torque transmission between shafts, reducing stress on connected equipment and extending the lifespan of mechanical components.<\/p>\n

    \"China\"China
    editor by CX 2023-12-12<\/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 clamping screw Dimensions of\u00a0GH […]<\/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":[16,17,337,320,57,58,59,247,60,61,62],"class_list":["post-552","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-china-coupling","tag-coupling","tag-cross-screw","tag-oldham-coupling","tag-screw-screw","tag-screw-screw-screw","tag-screw-set","tag-screw-supplier","tag-screw-type","tag-set-screw","tag-type-screw"],"_links":{"self":[{"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/posts\/552","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/comments?post=552"}],"version-history":[{"count":0,"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/posts\/552\/revisions"}],"wp:attachment":[{"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/media?parent=552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/categories?post=552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/vi\/wp-json\/wp\/v2\/tags?post=552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}