{"id":875,"date":"2026-06-25T01:55:31","date_gmt":"2026-06-25T01:55:31","guid":{"rendered":"https:\/\/oldhamcoupling.net\/how-much-misalignment-can-an-oldham-coupling-handle-tolerance-guide-by-coupling-size\/"},"modified":"2026-06-25T01:55:31","modified_gmt":"2026-06-25T01:55:31","slug":"how-much-misalignment-can-an-oldham-coupling-handle-tolerance-guide-by-coupling-size","status":"publish","type":"post","link":"https:\/\/oldhamcoupling.net\/ur\/how-much-misalignment-can-an-oldham-coupling-handle-tolerance-guide-by-coupling-size\/","title":{"rendered":"\u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u06a9\u062a\u0646\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u0633\u0646\u0628\u06be\u0627\u0644 \u0633\u06a9\u062a\u0627 \u06c1\u06d2\u061f \u06a9\u067e\u0644\u0646\u06af \u0633\u0627\u0626\u0632 \u06a9\u06d2 \u0644\u062d\u0627\u0638 \u0633\u06d2 \u0631\u0648\u0627\u062f\u0627\u0631\u06cc \u06af\u0627\u0626\u06cc\u0688"},"content":{"rendered":"

One of the most frequently asked questions during Oldham coupling selection is deceptively simple: how much misalignment can this coupling actually handle? The answer depends on which type of misalignment you mean, which coupling size you are using, how you define “handle” \u2014 whether that means surviving for one revolution or lasting 10,000 hours \u2014 and whether you are asking about the maximum possible value or the value that optimises service life. This article addresses all of these dimensions, providing a practical tolerance guide organised by coupling size and misalignment type.<\/p>\n

\n \"Oldham
\u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06cc \u0635\u0644\u0627\u062d\u06cc\u062a \u062c\u0648\u0691\u06d2 \u06a9\u06d2 \u0633\u0627\u0626\u0632\u060c \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06cc \u0642\u0633\u0645\u060c \u0627\u0648\u0631 \u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u0631\u0641\u062a\u0627\u0631 \u06a9\u06d2 \u0644\u062d\u0627\u0638 \u0633\u06d2 \u0645\u062e\u062a\u0644\u0641 \u06c1\u0648\u062a\u06cc \u06c1\u06d2 \u2014 \u062c\u0648\u0691\u06d2 \u06a9\u06d2 \u062f\u0631\u0633\u062a \u0627\u0646\u062a\u062e\u0627\u0628 \u0627\u0648\u0631 \u0637\u0648\u06cc\u0644 \u0645\u062f\u062a\u06cc \u0627\u0639\u062a\u0628\u0627\u0631 \u06a9\u06d2 \u0644\u06cc\u06d2 \u062a\u06cc\u0646\u0648\u06ba \u062c\u06c1\u062a\u0648\u06ba \u06a9\u0648 \u0633\u0645\u062c\u06be\u0646\u0627 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2\u06d4<\/figcaption><\/figure>\n

\u0634\u0627\u0641\u0679 \u06a9\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06cc \u062a\u06cc\u0646 \u0627\u0642\u0633\u0627\u0645<\/h2>\n

\u0646\u0645\u0628\u0631\u0648\u06ba \u067e\u0631 \u0628\u062d\u062b \u06a9\u0631\u0646\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2\u060c \u06cc\u06c1 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2 \u06a9\u06c1 \u0634\u0627\u0641\u0679 \u06a9\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06cc \u062a\u06cc\u0646 \u0627\u0644\u06af \u0627\u0644\u06af \u0627\u0642\u0633\u0627\u0645 \u06a9\u06d2 \u0628\u0627\u0631\u06d2 \u0645\u06cc\u06ba \u062f\u0631\u0633\u062a \u06c1\u0648\u0646\u0627 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2 \u062c\u0648 \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u06a9\u0627 \u0633\u0627\u0645\u0646\u0627 \u06a9\u0631 \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba:<\/p>\n

\u067e\u0633 \u0645\u0646\u0638\u0631 (\u0645\u062a\u0648\u0627\u0632\u06cc) \u0622\u0641\u0633\u06cc\u0679<\/strong> \u0648\u06c1 \u062d\u0627\u0644\u062a \u06c1\u06d2 \u062c\u06c1\u0627\u06ba \u062f\u0648 \u0634\u0627\u0641\u0679 \u0633\u06cc\u0646\u0679\u0631\u0644\u0627\u0626\u0646\u0632 \u0627\u06cc\u06a9 \u062f\u0648\u0633\u0631\u06d2 \u06a9\u06d2 \u0645\u062a\u0648\u0627\u0632\u06cc \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba \u0644\u06cc\u06a9\u0646 \u0634\u0639\u0627\u0639\u06cc \u0637\u0648\u0631 \u067e\u0631 \u0628\u06d2 \u06af\u06be\u0631 \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba \u2014 \u0648\u06c1 \u0627\u06cc\u06a9 \u06c1\u06cc \u0633\u0645\u062a \u06a9\u06cc \u0637\u0631\u0641 \u0627\u0634\u0627\u0631\u06c1 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba \u0644\u06cc\u06a9\u0646 \u0645\u0648\u0627\u0641\u0642 \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 \u06cc\u06c1 \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06cc \u0642\u0633\u0645 \u06c1\u06d2 \u062c\u0633\u06d2 \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u06a9\u0648 \u0627\u06cc\u0688\u062c\u0633\u0679 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0688\u06cc\u0632\u0627\u0626\u0646 \u06a9\u06cc\u0627 \u06af\u06cc\u0627 \u06c1\u06d2\u060c \u0627\u0648\u0631 \u06cc\u06c1 \u0645\u0648\u0679\u0631 \u0633\u06d2 \u0645\u0634\u06cc\u0646 \u06a9\u06d2 \u0631\u0627\u0628\u0637\u0648\u06ba \u0645\u06cc\u06ba \u0633\u0627\u0645\u0646\u06d2 \u0622\u0646\u06d2 \u0648\u0627\u0644\u06cc \u0633\u0628 \u0633\u06d2 \u0639\u0627\u0645 \u0634\u06a9\u0644 \u06c1\u06d2\u06d4 \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u0648 \u062f\u0648 \u0634\u0627\u0641\u0679 \u0645\u062d\u0648\u0631\u0648\u06ba \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u06be\u0691\u06d2 \u0641\u0627\u0635\u0644\u06d2 \u06a9\u06d2 \u0637\u0648\u0631 \u067e\u0631 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631 \u0645\u06cc\u06ba \u0645\u0627\u067e\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

\u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628<\/strong> \u0648\u06c1 \u062d\u0627\u0644\u062a \u06c1\u06d2 \u062c\u06c1\u0627\u06ba \u062f\u0648 \u0634\u0627\u0641\u0679 \u0633\u0646\u0679\u0631\u0644\u0627\u0626\u0646\u0632 \u0645\u062a\u0648\u0627\u0632\u06cc \u0646\u06c1\u06cc\u06ba \u06c1\u06cc\u06ba \u2014 \u0648\u06c1 \u0627\u06cc\u06a9 \u062f\u0648\u0633\u0631\u06d2 \u0633\u06d2 \u0645\u0644\u062a\u06d2 \u06c1\u06cc\u06ba \u06cc\u0627 \u0645\u062e\u062a\u0644\u0641 \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u0627\u06cc\u06a9 \u0646\u0642\u0637\u06c1 \u067e\u0631 \u0645\u0644\u062a\u06d2 \u06c1\u06cc\u06ba (\u06cc\u0627 \u0627\u06af\u0631 \u0628\u0691\u06be\u0627 \u062f\u06cc\u0627 \u062c\u0627\u0626\u06d2 \u062a\u0648 \u0645\u0644\u062a\u06d2 \u062f\u06a9\u06be\u0627\u0626\u06cc \u062f\u06cc\u062a\u06d2 \u06c1\u06cc\u06ba)\u06d4 \u0632\u0627\u0648\u06cc\u06c1 \u06a9\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u0688\u06af\u0631\u06cc\u0648\u06ba \u0645\u06cc\u06ba \u0645\u0627\u067e\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2 \u062c\u06cc\u0633\u0627 \u06a9\u06c1 \u062f\u0648 \u0634\u0627\u0641\u0679 \u0645\u062d\u0648\u0631\u0648\u06ba \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u0632\u0627\u0648\u06cc\u06c1 \u06a9\u06cc \u0637\u0631\u0641 \u0633\u06d2 \u062f\u06cc\u06a9\u06be\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4 \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u0645\u06cc\u06ba \u0632\u0627\u0648\u06cc\u06c1 \u06a9\u06cc \u06af\u0646\u062c\u0627\u0626\u0634 \u0628\u06c1\u062a \u0645\u062d\u062f\u0648\u062f \u06c1\u06d2 \u0627\u0648\u0631 \u0627\u0633 \u0642\u0633\u0645 \u06a9\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u062a\u0646\u0635\u06cc\u0628 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u0645\u06cc\u06a9\u0627\u0646\u06a9\u06cc \u0637\u0648\u0631 \u067e\u0631 \u062f\u0631\u0633\u062a \u06a9\u06cc\u0627 \u062c\u0627\u0646\u0627 \u0686\u0627\u06c1\u06cc\u06d2\u06d4<\/p>\n

\u0645\u062d\u0648\u0631\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628<\/strong> (\u0627\u06cc\u0646\u0688 \u0641\u0644\u0648\u0679) \u0648\u06c1 \u062d\u0627\u0644\u062a \u06c1\u06d2 \u062c\u06c1\u0627\u06ba \u0627\u06cc\u06a9 \u0634\u0627\u0641\u0679 \u0634\u0627\u0641\u0679 \u06a9\u06d2 \u0645\u062d\u0648\u0631 \u06a9\u06d2 \u0633\u0627\u062a\u06be \u062f\u0648\u0633\u0631\u06d2 \u06a9\u06cc \u0637\u0631\u0641 \u06cc\u0627 \u0627\u0633 \u0633\u06d2 \u062f\u0648\u0631 \u06c1\u0648\u062a\u0627 \u06c1\u06d2\u06d4 \u06cc\u06c1 \u067e\u0648\u0632\u06cc\u0634\u0646 \u06a9\u06d2 \u0644\u062d\u0627\u0638 \u0633\u06d2 \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u0646\u06c1\u06cc\u06ba \u06c1\u06d2 \u0628\u0644\u06a9\u06c1 \u0627\u06cc\u06a9 \u0645\u062d\u0648\u0631\u06cc \u0646\u0642\u0644 \u0645\u06a9\u0627\u0646\u06cc \u06c1\u06d2 \u062c\u0633\u06d2 \u0628\u06cc\u0631\u0646\u06af \u0645\u06cc\u06ba \u0627\u06c1\u0645 \u0645\u062d\u0648\u0631\u06cc \u0642\u0648\u062a \u0645\u0646\u062a\u0642\u0644 \u06a9\u06cc\u06d2 \u0628\u063a\u06cc\u0631 \u062c\u0648\u0691\u06d2 \u06a9\u0648 \u0627\u06cc\u0688\u062c\u0633\u0679 \u06a9\u0631\u0646\u0627 \u0686\u0627\u06c1\u06cc\u06d2\u06d4 \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u0645\u06cc\u06ba \u0645\u0639\u0645\u0648\u0644\u06cc \u0645\u062d\u0648\u0631\u06cc \u0641\u0644\u0648\u0679 \u0635\u0644\u0627\u062d\u06cc\u062a \u06c1\u06d2 \u062c\u0633 \u06a9\u0627 \u062a\u0639\u06cc\u0646 \u0688\u0633\u06a9 \u06a9\u06d2 \u0686\u06c1\u0631\u0648\u06ba \u0627\u0648\u0631 \u062d\u0628 \u06a9\u06d2 \u0627\u0646\u062f\u0631\u0648\u0646\u06cc \u0686\u06c1\u0631\u0648\u06ba \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u0644\u06cc\u0626\u0631\u0646\u0633 \u0633\u06d2 \u06c1\u0648\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

\u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679: \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0634\u0631\u062d \u0634\u062f\u06c1 \u0628\u0645\u0642\u0627\u0628\u0644\u06c1 \u062a\u062c\u0648\u06cc\u0632 \u06a9\u0631\u062f\u06c1 \u0622\u067e\u0631\u06cc\u0679\u0646\u06af<\/h2>\n

\u0645\u06cc\u0646\u0648\u0641\u06cc\u06a9\u0686\u0631\u0631\u0632 \u062f\u0648 \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u0648\u06cc\u0644\u06cc\u0648\u0632 \u0628\u062a\u0627\u062a\u06d2 \u06c1\u06cc\u06ba \u062c\u0646\u06c1\u06cc\u06ba \u0627\u062d\u062a\u06cc\u0627\u0637 \u0633\u06d2 \u0627\u0644\u06af \u06a9\u0631\u0646\u0627 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2:<\/p>\n

\u062f\u06cc \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f \u0622\u0641\u0633\u06cc\u0679<\/strong> \u06cc\u06c1 \u0633\u0628 \u0633\u06d2 \u0628\u0691\u0627 \u067e\u0633 \u0645\u0646\u0638\u0631 \u06a9\u06cc \u0646\u0642\u0644 \u0645\u06a9\u0627\u0646\u06cc \u06c1\u06d2 \u062c\u0633 \u067e\u0631 \u06a9\u067e\u0644\u0646\u06af \u0645\u06a9\u06cc\u0646\u06cc\u06a9\u0644 \u0646\u0627\u06a9\u0627\u0645\u06cc \u06a9\u06d2 \u0628\u063a\u06cc\u0631 \u06a9\u0627\u0645 \u06a9\u0631 \u0633\u06a9\u062a\u0627 \u06c1\u06d2 \u2014 \u0679\u06cc\u0646\u0646 \u0633\u0644\u0627\u0679 \u0645\u06cc\u06ba \u0646\u06cc\u0686\u06d2 \u0646\u06c1\u06cc\u06ba \u0622\u062a\u0627\u060c \u0688\u0633\u06a9 \u062d\u0628 \u06a9\u06d2 \u0686\u06c1\u0631\u0648\u06ba \u0633\u06d2 \u0631\u0627\u0628\u0637\u06c1 \u0646\u06c1\u06cc\u06ba \u06a9\u0631\u062a\u06cc\u060c \u0627\u0648\u0631 \u062d\u0628 \u0633\u0644\u0627\u0679\u0633 \u0632\u06cc\u0627\u062f\u06c1 \u0628\u0648\u062c\u06be \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f \u0622\u0641\u0633\u06cc\u0679 \u067e\u0631 \u06a9\u0627\u0645 \u06a9\u0631\u0646\u0627 \u062a\u06a9\u0646\u06cc\u06a9\u06cc \u0637\u0648\u0631 \u067e\u0631 \u062c\u0627\u0626\u0632 \u06c1\u06d2 \u0644\u06cc\u06a9\u0646 \u0627\u0633 \u06a9\u06d2 \u0646\u062a\u06cc\u062c\u06d2 \u0645\u06cc\u06ba \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0688\u0633\u06a9 \u067e\u06c1\u0646\u0646\u06d2 \u06a9\u06cc \u0634\u0631\u062d\u060c \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u06af\u0631\u0645\u06cc \u067e\u06cc\u062f\u0627 \u06a9\u0631\u0646\u06d2\u060c \u0627\u0648\u0631 \u06a9\u0645 \u0627\u0632 \u06a9\u0645 \u0633\u0631\u0648\u0633 \u0644\u0627\u0626\u0641 \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4<\/p>\n

\u062f\u06cc \u062a\u062c\u0648\u06cc\u0632 \u06a9\u0631\u062f\u06c1 \u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u0622\u0641\u0633\u06cc\u0679<\/strong> is the offset at which the coupling is designed to provide good service life under its rated speed and torque conditions. This is typically 40 to 60 percent of the maximum rated value. Operating at or below this level gives the longest disc service life and leaves margin for thermal growth, frame deflection, and bearing wear over the machine’s service life.<\/p>\n

When selecting a coupling, the application’s expected lateral offset should fall at or below the recommended operating value \u2014 not the maximum rated value. This is the most commonly misunderstood aspect of Oldham coupling misalignment specification.<\/p>\n

\u06a9\u067e\u0644\u0646\u06af \u0633\u0627\u0626\u0632 \u06a9\u06d2 \u0644\u062d\u0627\u0638 \u0633\u06d2 \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u06cc \u06af\u0646\u062c\u0627\u0626\u0634<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n
\u06a9\u067e\u0644\u0646\u06af OD (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\n\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f \u0622\u0641\u0633\u06cc\u0679 (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\n\u062a\u062c\u0648\u06cc\u0632 \u06a9\u0631\u062f\u06c1 \u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u0622\u0641\u0633\u06cc\u0679 (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\n\u0639\u0627\u0645 \u0628\u0648\u0631 \u06a9\u06cc \u062d\u062f (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\n<\/tr>\n<\/thead>\n
16-20<\/td>\n0.20\u20130.30<\/td>\n0.08\u20130.15<\/td>\n3\u20138<\/td>\n<\/tr>\n
25\u201332<\/td>\n0.40\u20130.60<\/td>\n0.15\u20130.30<\/td>\n5-16<\/td>\n<\/tr>\n
40-50<\/td>\n0.60\u20131.00<\/td>\n0.25\u20130.50<\/td>\n10-25<\/td>\n<\/tr>\n
63-80<\/td>\n1.00\u20131.50<\/td>\n0.40\u20130.75<\/td>\n20-40<\/td>\n<\/tr>\n
100-125<\/td>\n1.50\u20132.50<\/td>\n0.60\u20131.25<\/td>\n30-60<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

Values are representative ranges for standard polymer-disc Oldham couplings. Always verify against the specific manufacturer’s datasheet for the coupling being specified.<\/em><\/p>\n

\u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628: \u0633\u062e\u062a \u062d\u062f<\/h2>\n

\u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af\u0632 \u06a9\u06cc \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u0633\u0644\u0633\u0644 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u06cc \u062c\u0627\u062a\u06cc \u06c1\u06d2\u06d4 0.5 \u0633\u06d2 1.0 \u0688\u06af\u0631\u06cc<\/strong> \u062a\u0642\u0631\u06cc\u0628\u0627 \u062a\u0645\u0627\u0645 \u0633\u0627\u0626\u0632 \u0627\u0648\u0631 \u0645\u06cc\u0646\u0648\u0641\u06cc\u06a9\u0686\u0631\u0631\u0632 \u0645\u06cc\u06ba. \u06cc\u06c1 \u06a9\u0648\u0626\u06cc \u0646\u0631\u0645 \u06af\u0627\u0626\u06cc\u0688 \u0644\u0627\u0626\u0646 \u0646\u06c1\u06cc\u06ba \u06c1\u06d2 \u2014 \u06cc\u06c1 \u0627\u06cc\u06a9 \u0633\u062e\u062a \u0645\u06a9\u06cc\u0646\u06cc\u06a9\u0644 \u062d\u062f \u06c1\u06d2 \u062c\u0648 \u0679\u06cc\u0648\u0646\u0646 \u0627\u0648\u0631 \u0633\u0644\u0627\u0679 \u0627\u0646\u0679\u0631\u0641\u06cc\u0633 \u06a9\u06cc \u062c\u06cc\u0648\u0645\u06cc\u0679\u0631\u06cc \u06a9\u06d2 \u0630\u0631\u06cc\u0639\u06d2 \u0644\u06af\u0627\u0626\u06cc \u06af\u0626\u06cc \u06c1\u06d2\u06d4<\/p>\n

\u062c\u0628 \u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u0645\u0648\u062c\u0648\u062f \u06c1\u0648 \u062a\u0648\u060c \u0688\u0633\u06a9 \u0645\u06a9\u0645\u0644 \u0627\u0646\u0642\u0644\u0627\u0628 \u06a9\u06d2 \u062f\u0648\u0631\u0627\u0646 \u062d\u0628 \u0633\u0644\u0627\u0679 \u06a9\u06d2 \u0627\u0646\u062f\u0631 \u0635\u0627\u0641 \u0637\u0648\u0631 \u067e\u0631 \u0646\u06c1\u06cc\u06ba \u067e\u06be\u0633\u0644 \u0633\u06a9\u062a\u06cc\u06d4 \u0628\u0639\u0636 \u06af\u06be\u0648\u0645\u0646\u06d2 \u0648\u0627\u0644\u06cc \u067e\u0648\u0632\u06cc\u0634\u0646\u0648\u06ba \u067e\u0631\u060c \u0679\u06cc\u0648\u0646\u0646 \u06a9\u0627 \u0627\u06cc\u06a9 \u06a9\u0646\u0627\u0631\u06c1 \u0645\u062e\u0627\u0644\u0641 \u06a9\u0646\u0627\u0631\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u0633\u0644\u0627\u0679 \u06a9\u06cc \u062f\u06cc\u0648\u0627\u0631 \u0633\u06d2 \u0631\u0627\u0628\u0637\u06c1 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u060c \u062c\u0633 \u0633\u06d2 \u0686\u06c1\u0631\u06d2 \u06a9\u06d2 \u062a\u0642\u0633\u06cc\u0645 \u0634\u062f\u06c1 \u0631\u0627\u0628\u0637\u06d2 \u06a9\u06cc \u0628\u062c\u0627\u0626\u06d2 \u0627\u06cc\u06a9 \u0645\u0631\u062a\u06a9\u0632 \u067e\u0648\u0627\u0626\u0646\u0679 \u0628\u0648\u062c\u06be \u06a9\u06d2 \u0633\u0627\u062a\u06be \u0627\u06cc\u06a9 \u067e\u0627\u0628\u0646\u062f \u062d\u0627\u0644\u062a \u067e\u06cc\u062f\u0627 \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4 \u06cc\u06c1 \u067e\u0648\u0627\u0626\u0646\u0679 \u0644\u0648\u0688 \u0627\u06cc\u06a9 \u06c1\u06cc \u0679\u0627\u0631\u06a9 \u067e\u0631 \u0639\u0627\u0645 \u062a\u0642\u0633\u06cc\u0645 \u0634\u062f\u06c1 \u0631\u0627\u0628\u0637\u06d2 \u06a9\u06d2 \u062f\u0628\u0627\u0624 \u0633\u06d2 \u06a9\u0626\u06cc \u06af\u0646\u0627 \u0632\u06cc\u0627\u062f\u06c1 \u06c1\u06d2\u060c \u062c\u0633 \u06a9\u06cc \u0648\u062c\u06c1 \u0633\u06d2 \u062a\u06cc\u0632 \u0631\u0641\u062a\u0627\u0631 \u0627\u0648\u0631 \u063a\u06cc\u0631 \u0645\u062a\u0646\u0627\u0633\u0628 \u0688\u0633\u06a9 \u067e\u06c1\u0646\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2 \u0627\u0648\u0631 \u0648\u0642\u0641\u06d2 \u0648\u0642\u0641\u06d2 \u0633\u06d2 \u0627\u062b\u0631 \u0628\u0648\u062c\u06be \u067e\u06cc\u062f\u0627 \u06c1\u0648\u062a\u0627 \u06c1\u06d2 \u062c\u0648 \u0634\u0627\u0641\u0679 \u0628\u06cc\u0631\u0646\u06af \u0645\u06cc\u06ba \u0645\u0646\u062a\u0642\u0644 \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n

\u0639\u0645\u0644\u06cc \u0645\u0636\u0645\u0631\u0627\u062a \u063a\u06cc\u0631 \u0648\u0627\u0636\u062d \u06c1\u06d2: \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u0627\u0646\u0633\u0679\u0627\u0644 \u06c1\u0648\u0646\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u0645\u06cc\u06a9\u0627\u0646\u06a9\u06cc \u0637\u0648\u0631 \u067e\u0631 \u062f\u0631\u0633\u062a \u06a9\u06cc\u0627 \u062c\u0627\u0646\u0627 \u0686\u0627\u06c1\u06cc\u06d2\u06d4<\/strong>, \u062c\u0648\u0691\u06d2 \u06a9\u06cc \u0637\u0631\u0641 \u0633\u06d2 \u0627\u06cc\u0688\u062c\u0633\u0679 \u0646\u06c1\u06cc\u06ba. \u0627\u06af\u0631 \u0645\u0648\u0679\u0631 \u0645\u0627\u0624\u0646\u0679\u0646\u06af \u067e\u0644\u06cc\u0679 \u0686\u0644\u0627\u0626\u06d2 \u062c\u0627\u0646\u06d2 \u0648\u0627\u0644\u06d2 \u0634\u0627\u0641\u0679 \u06a9\u06d2 \u0645\u062d\u0648\u0631 \u067e\u0631 \u06a9\u06be\u0691\u06cc \u0646\u06c1\u06cc\u06ba \u06c1\u06d2\u060c \u062a\u0648 \u0645\u0648\u0679\u0631 \u06a9\u06d2 \u067e\u0627\u0624\u06ba \u06a9\u0648 \u0627\u0633 \u0648\u0642\u062a \u062a\u06a9 \u0634\u06cc\u0645 \u06a9\u0631\u06cc\u06ba \u062c\u0628 \u062a\u06a9 \u06cc\u06c1 \u0646\u06c1 \u06c1\u0648\u06d4 \u0627\u06af\u0631 \u0688\u0631\u0627\u0626\u06cc\u0648 \u0641\u0631\u06cc\u0645 \u062c\u06cc\u0648\u0645\u06cc\u0679\u0631\u06cc \u0627\u0633 \u06a9\u0648 \u0646\u0627\u0645\u0645\u06a9\u0646 \u0628\u0646\u0627\u062a\u06cc \u06c1\u06d2 \u062a\u0648 \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u0627\u06cc\u067e\u0644\u06cc\u06a9\u06cc\u0634\u0646 \u06a9\u06d2 \u0644\u06cc\u06d2 \u063a\u0644\u0637 \u06a9\u067e\u0644\u0646\u06af \u06a9\u06cc \u0642\u0633\u0645 \u06c1\u06d2 \u2014 \u0627\u06cc\u06a9 \u0628\u06cc\u0644\u0648 \u06cc\u0627 \u0628\u06cc\u0645 \u06a9\u067e\u0644\u0646\u06af \u067e\u0631 \u0633\u0648\u0626\u0686 \u06a9\u0631\u06cc\u06ba \u062c\u0648 \u0688\u06cc\u0632\u0627\u0626\u0646 \u06a9\u06d2 \u0644\u062d\u0627\u0638 \u0633\u06d2 \u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u06c1\u06cc\u0646\u0688\u0644 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

\u0645\u062d\u0648\u0631\u06cc \u0641\u0644\u0648\u0679 \u06a9\u06cc \u0635\u0644\u0627\u062d\u06cc\u062a<\/h2>\n

\u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u06a9\u06cc \u0645\u062d\u0648\u0631\u06cc \u0641\u0644\u0648\u0679 \u0635\u0644\u0627\u062d\u06cc\u062a \u06a9\u0627 \u062a\u0639\u06cc\u0646 \u0688\u0633\u06a9 \u06a9\u06d2 \u0686\u06c1\u0631\u0648\u06ba \u0627\u0648\u0631 \u062d\u0628 \u06a9\u06d2 \u0627\u0646\u062f\u0631\u0648\u0646\u06cc \u0686\u06c1\u0631\u0648\u06ba \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u0641\u0631\u0642 \u0633\u06d2 \u06c1\u0648\u062a\u0627 \u06c1\u06d2 \u062c\u0628 \u06a9\u067e\u0644\u0646\u06af \u06a9\u0648 \u0627\u0633 \u06a9\u06cc \u0628\u0631\u0627\u0626\u06d2 \u0646\u0627\u0645 \u0645\u062d\u0648\u0631\u06cc \u067e\u0648\u0632\u06cc\u0634\u0646 \u067e\u0631 \u0646\u0635\u0628 \u06a9\u06cc\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4 \u0632\u06cc\u0627\u062f\u06c1 \u062a\u0631 \u0645\u0639\u06cc\u0627\u0631\u06cc \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af\u0632 \u06a9\u06cc \u0631\u06cc\u0646\u062c \u0645\u06cc\u06ba \u0645\u062d\u0648\u0631\u06cc \u0641\u0644\u0648\u0679 \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 0.5 \u0633\u06d2 2.0 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631<\/strong> \u062c\u0648\u0691\u06d2 \u06a9\u06d2 \u0633\u0627\u0626\u0632 \u067e\u0631 \u0645\u0646\u062d\u0635\u0631 \u06c1\u06d2.<\/p>\n

This axial float allows for thermal expansion of the shafts during warm-up, minor axial movement in motor bearings under load, and small axial positioning errors during installation. It does not allow for sustained axial displacement \u2014 if one shaft moves axially by more than the available float, the disc contacts a hub face and begins transmitting axial force to that shaft’s bearing.<\/p>\n

For applications with significant thermal axial growth \u2014 long shafts with large temperature differentials, or shafts in high-temperature process environments \u2014 a bellows coupling provides better axial compliance. For most servo motor and stepper motor applications where axial motion is small, the Oldham coupling’s float capacity is more than adequate.<\/p>\n

\n \"Oldham
\u062a\u06be\u0631\u0645\u0644 \u0627\u0633\u0679\u06cc\u0628\u0644\u0627\u0626\u0632\u06cc\u0634\u0646 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u0627\u0648\u0631 \u0628\u0639\u062f \u0645\u06cc\u06ba \u0688\u0627\u0626\u0644 \u0627\u0646\u0688\u06cc\u06a9\u06cc\u0679\u0631 \u06a9\u06d2 \u0633\u0627\u062a\u06be \u0627\u0635\u0644 \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u0646\u06d2 \u0633\u06d2 \u062d\u0642\u06cc\u0642\u06cc \u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u0622\u0641\u0633\u06cc\u0679 \u0645\u0644\u062a\u0627 \u06c1\u06d2 \u2014 \u0648\u06c1 \u0642\u062f\u0631 \u062c\u0633 \u06a9\u0627 \u0645\u0648\u0627\u0632\u0646\u06c1 \u062a\u062c\u0648\u06cc\u0632 \u06a9\u0631\u062f\u06c1 \u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u0631\u06cc\u0646\u062c \u0633\u06d2 \u06a9\u06cc\u0627 \u062c\u0627\u0646\u0627 \u0686\u0627\u06c1\u06cc\u06d2\u060c \u0646\u06c1 \u06a9\u06c1 \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0631\u06cc\u0679\u06cc\u0688 \u0648\u06cc\u0644\u06cc\u0648 \u0633\u06d2\u06d4<\/figcaption><\/figure>\n

\u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u06cc \u062f\u0631\u0633\u062a \u0637\u0631\u06cc\u0642\u06d2 \u0633\u06d2 \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u06cc\u0633\u06d2 \u06a9\u0631\u06cc\u06ba\u06d4<\/h2>\n

\u062f\u0631\u0633\u062a \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u06d2 \u0644\u06cc\u06d2 \u06c1\u0631 \u0634\u0627\u0641\u0679 \u067e\u0631 \u0627\u06cc\u06a9 \u0688\u0627\u0626\u0644 \u0627\u0646\u0688\u06cc\u06a9\u06cc\u0679\u0631 \u0627\u0648\u0631 \u0627\u06cc\u06a9 \u0635\u0627\u0641 \u062d\u0648\u0627\u0644\u06c1 \u0633\u0637\u062d \u06a9\u06cc \u0636\u0631\u0648\u0631\u062a \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4 \u0637\u0631\u06cc\u0642\u06c1 \u06a9\u0627\u0631:<\/p>\n

\u0637\u0631\u06cc\u0642\u06c1 1 - \u0628\u0631\u0627\u06c1 \u0631\u0627\u0633\u062a \u0631\u0646 \u0622\u0624\u0679 \u067e\u06cc\u0645\u0627\u0626\u0634:<\/strong> Mount the dial indicator on a magnetic base clamped to the driven shaft’s bearing housing. Position the indicator tip against the motor shaft surface. Rotate the motor shaft through 360 degrees while holding the driven shaft stationary. Record the total indicator reading (TIR). The lateral offset equals half the TIR (TIR = 2 \u00d7 offset, because the indicator sweeps both sides of the eccentricity circle).<\/p>\n

\u0637\u0631\u06cc\u0642\u06c1 2 - \u0633\u06cc\u062f\u06be\u06d2 \u06a9\u0646\u0627\u0631\u06d2 \u0627\u0648\u0631 \u0645\u062d\u0633\u0648\u0633 \u06a9\u0631\u0646\u06d2 \u0648\u0627\u0644\u0627 \u06af\u06cc\u062c (\u0641\u0648\u0631\u06cc \u0686\u06cc\u06a9):<\/strong> \u0645\u0648\u0679\u0631 \u0634\u0627\u0641\u0679 \u06c1\u0628 \u06a9\u06d2 \u0628\u06cc\u0631\u0648\u0646\u06cc \u0642\u0637\u0631 \u06a9\u06d2 \u062e\u0644\u0627\u0641 \u0627\u06cc\u06a9 \u062f\u0631\u0633\u062a \u0633\u06cc\u062f\u06be\u0627 \u06a9\u0646\u0627\u0631\u06d2 \u067e\u06a9\u0691\u06cc\u06ba \u200b\u200b\u0627\u0648\u0631 \u0627\u0633\u06d2 \u0686\u0644\u0646\u06d2 \u0648\u0627\u0644\u06d2 \u0634\u0627\u0641\u0679 \u06a9\u06cc \u0637\u0631\u0641 \u0628\u0691\u06be\u0627\u0626\u06cc\u06ba\u06d4 \u0627\u06cc\u06a9 \u0645\u062a\u0639\u06cc\u0646 \u0641\u0627\u0635\u0644\u06d2 \u067e\u0631 \u0633\u06cc\u062f\u06be\u06d2 \u06a9\u0646\u0627\u0631\u06d2 \u0627\u0648\u0631 \u0686\u0644\u0646\u06d2 \u0648\u0627\u0644\u06d2 \u0634\u0627\u0641\u0679 \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u062e\u0644\u0627 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0641\u06cc\u0644\u0631 \u06af\u06cc\u062c\u0632 \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u06cc\u06ba\u06d4 \u0641\u0631\u0642 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u0627\u0648\u0631 \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u06d2 \u0641\u0627\u0635\u0644\u06d2 \u0633\u06d2 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u0627 \u062d\u0633\u0627\u0628 \u0644\u06af\u0627\u0626\u06cc\u06ba\u06d4 \u06cc\u06c1 \u0637\u0631\u06cc\u0642\u06c1 \u0688\u0627\u0626\u0644 \u0627\u0646\u0688\u06cc\u06a9\u06cc\u0679\u0631 \u0637\u0631\u06cc\u0642\u06c1 \u0633\u06d2 \u06a9\u0645 \u062f\u0631\u0633\u062a \u06c1\u06d2 \u0644\u06cc\u06a9\u0646 \u0627\u0633 \u06a9\u06d2 \u0644\u06cc\u06d2 \u06a9\u0633\u06cc \u062e\u0627\u0635 \u0679\u0648\u0644\u0632 \u06a9\u06cc \u0636\u0631\u0648\u0631\u062a \u0646\u06c1\u06cc\u06ba \u06c1\u06d2 \u0627\u0648\u0631 \u0627\u0646\u0633\u0679\u0627\u0644\u06cc\u0634\u0646 \u06a9\u06d2 \u062f\u0648\u0631\u0627\u0646 \u062a\u06cc\u0632\u06cc \u0633\u06d2 \u0686\u06cc\u06a9 \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

\u0645\u0634\u06cc\u0646 \u06a9\u06d2 \u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u062f\u0631\u062c\u06c1 \u062d\u0631\u0627\u0631\u062a \u0627\u0648\u0631 \u0645\u06a9\u0645\u0644 \u0628\u0648\u062c\u06be \u062a\u06a9 \u067e\u06c1\u0646\u0686\u0646\u06d2 \u06a9\u06d2 \u0628\u0639\u062f \u06c1\u0645\u06cc\u0634\u06c1 \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u06cc\u06ba\u060c \u0646\u06c1 \u0635\u0631\u0641 \u06a9\u0648\u0644\u0688 \u0627\u0633\u0679\u0627\u0631\u0679 \u0627\u067e \u067e\u0631\u06d4 \u0648\u0627\u0631\u0645 \u0627\u067e \u06a9\u06d2 \u062f\u0648\u0631\u0627\u0646 \u0645\u0648\u0679\u0631\u060c \u200b\u200b\u06af\u06cc\u0626\u0631 \u0628\u0627\u06a9\u0633 \u0627\u0648\u0631 \u0645\u0634\u06cc\u0646 \u06a9\u06d2 \u0641\u0631\u06cc\u0645 \u0645\u06cc\u06ba \u062a\u06be\u0631\u0645\u0644 \u0646\u0645\u0648 \u0639\u0627\u0645 \u0635\u0646\u0639\u062a\u06cc \u062a\u0646\u0635\u06cc\u0628\u0627\u062a \u0645\u06cc\u06ba \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u0648 0.1 \u0633\u06d2 0.3 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631 \u062a\u06a9 \u062a\u0628\u062f\u06cc\u0644 \u06a9\u0631 \u0633\u06a9\u062a\u06cc \u06c1\u06d2\u06d4<\/p>\n

\u0645\u0634\u062a\u0631\u06a9\u06c1 \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628: \u062c\u0628 \u067e\u0633 \u0645\u0646\u0638\u0631 \u0627\u0648\u0631 \u06a9\u0648\u0646\u06cc\u06cc \u062f\u0648\u0646\u0648\u06ba \u0645\u0648\u062c\u0648\u062f \u06c1\u0648\u06ba\u06d4<\/h2>\n

\u062d\u0642\u06cc\u0642\u06cc \u062a\u0646\u0635\u06cc\u0628\u0627\u062a \u0645\u06cc\u06ba\u060c \u067e\u0633 \u0645\u0646\u0638\u0631 \u0627\u0648\u0631 \u06a9\u0648\u0646\u06cc\u06cc \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u0627\u06a9\u062b\u0631 \u0627\u06cc\u06a9 \u0633\u0627\u062a\u06be \u0638\u0627\u06c1\u0631 \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4 \u0627\u0648\u0644\u0688\u06c1\u0645 \u06a9\u067e\u0644\u0646\u06af \u0627\u0633 \u0645\u0634\u062a\u0631\u06a9\u06c1 \u062d\u0627\u0644\u062a \u06a9\u0648 \u062e\u0627\u0644\u0635 \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u0633\u06d2 \u06a9\u0645 \u0627\u0686\u06be\u06cc \u0637\u0631\u062d \u0633\u06d2 \u06c1\u06cc\u0646\u0688\u0644 \u06a9\u0631\u062a\u0627 \u06c1\u06d2 \u06a9\u06cc\u0648\u0646\u06a9\u06c1 \u06a9\u0648\u0646\u06cc\u06cc \u062c\u0632\u0648 \u0688\u0633\u06a9 \u0645\u06cc\u06ba \u0645\u0648\u0691\u0646\u06d2 \u06a9\u0627 \u062f\u0628\u0627\u0624 \u0688\u0627\u0644\u062a\u0627 \u06c1\u06d2 \u062c\u0648 \u062e\u0627\u0644\u0635 \u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \u06a9\u06d2 \u062a\u062d\u062a \u0645\u0648\u062c\u0648\u062f \u0646\u06c1\u06cc\u06ba \u06c1\u06d2\u06d4<\/p>\n

When both types are present, the angular component should be reduced to below 0.3 degrees before relying on the coupling’s lateral offset capacity. The combined misalignment capacity is approximately:<\/p>\n

\u0645\u0634\u062a\u0631\u06a9\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0627 \u0639\u0646\u0635\u0631 = (\u0644\u06cc\u0679\u0631\u0644 \u0622\u0641\u0633\u06cc\u0679 \/ \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0631\u06cc\u0679\u06cc\u0688 \u0644\u06cc\u0679\u0631\u0644) + (\u06a9\u0648\u0646\u06cc\u06cc \u0622\u0641\u0633\u06cc\u0679 \/ \u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0648\u0646\u06cc\u06cc) \u2264 1.0<\/em><\/p>\n

\u0627\u06af\u0631 \u0627\u0646 \u062f\u0648 \u062d\u0635\u0648\u06ba \u06a9\u0627 \u0645\u062c\u0645\u0648\u0639\u06c1 1.0 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u06c1\u06d2 \u062a\u0648\u060c \u062c\u0648\u0691\u06d2 \u0633\u06d2 \u06a9\u06c1\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2 \u06a9\u06c1 \u0648\u06c1 \u0627\u0633 \u06a9\u06d2 \u0688\u06cc\u0632\u0627\u0626\u0646 \u06a9\u06cc \u0627\u062c\u0627\u0632\u062a \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0645\u0634\u062a\u0631\u06a9\u06c1 \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u0633\u0646\u0628\u06be\u0627\u0644\u06d2\u06d4 \u0645\u06a9\u06cc\u0646\u06cc\u06a9\u0644 \u062a\u0635\u062d\u06cc\u062d \u06a9\u06d2 \u0630\u0631\u06cc\u0639\u06d2 \u0627\u06cc\u06a9 \u06cc\u0627 \u062f\u0648\u0646\u0648\u06ba \u0627\u062c\u0632\u0627\u0621 \u06a9\u0648 \u06a9\u0645 \u06a9\u0631\u06cc\u06ba\u060c \u06cc\u0627 \u062f\u0648\u0646\u0648\u06ba \u067e\u06cc\u0631\u0627\u0645\u06cc\u0679\u0631\u0632 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u0639\u0644\u06cc\u0670 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u06d2 \u0633\u0627\u062a\u06be \u0627\u06cc\u06a9 \u062c\u0648\u0691\u06d2 \u06a9\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0631\u06cc\u06ba\u06d4<\/p>\n

\u0688\u0633\u06a9 \u067e\u06c1\u0646\u0646\u06d2 \u06a9\u06cc \u0634\u0631\u062d \u067e\u0631 \u063a\u0644\u0637 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0627 \u0627\u062b\u0631<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n
\u0622\u067e\u0631\u06cc\u0679\u0646\u06af \u0622\u0641\u0633\u06cc\u0679 (\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0631\u06cc\u0679\u06cc\u0688 \u06a9\u0627 %)<\/th>\n\u0631\u0634\u062a\u06c1 \u062f\u0627\u0631 \u0688\u0633\u06a9 \u067e\u06c1\u0646\u0646\u06d2 \u06a9\u06cc \u0634\u0631\u062d<\/th>\n\u0645\u062a\u0648\u0642\u0639 \u0633\u0631\u0648\u0633 \u0644\u0627\u0626\u0641 (\u0631\u0634\u062a\u06c1 \u062f\u0627\u0631)<\/th>\n<\/tr>\n<\/thead>\n
\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0627 20%<\/td>\n1\u00d7 (\u0628\u06cc\u0633 \u0644\u0627\u0626\u0646)<\/td>\n\u0628\u06c1\u062a \u0637\u0648\u06cc\u0644<\/td>\n<\/tr>\n
\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0627 40%<\/td>\n~4\u00d7<\/td>\n\u0644\u0645\u0628\u06cc<\/td>\n<\/tr>\n
\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0627 60%<\/td>\n~9\u00d7<\/td>\n\u0627\u0639\u062a\u062f\u0627\u0644 \u067e\u0633\u0646\u062f<\/td>\n<\/tr>\n
\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0627 80%<\/td>\n~16\u00d7<\/td>\n\u0645\u062e\u062a\u0635\u0631<\/td>\n<\/tr>\n
\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062f\u0631\u062c\u06c1 \u0628\u0646\u062f\u06cc \u06a9\u0627 100%<\/td>\n~25\u00d7<\/td>\n\u0628\u06c1\u062a \u0645\u062e\u062a\u0635\u0631<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

\u067e\u06c1\u0646\u0646\u06d2 \u06a9\u06cc \u0634\u0631\u062d \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0645\u0633\u0627\u06cc\u0644\u0627\u0626\u0646\u0645\u0646\u0679 \u0641\u0631\u06cc\u06a9\u0634\u0646 \u06a9\u06d2 \u0645\u0631\u0628\u0639 \u06a9\u06d2 \u0633\u0627\u062a\u06be \u062a\u0631\u0627\u0632\u0648 \u06a9\u0631\u062a\u06cc \u06c1\u06d2\u060c \u06a9\u06cc\u0648\u0646\u06a9\u06c1 \u0688\u0633\u06a9 \u067e\u06c1\u0646\u0646\u06d2 \u06a9\u0627 \u062a\u0646\u0627\u0633\u0628 \u0633\u0644\u0627\u0626\u06cc\u0688\u0646\u06af velocity \u0645\u0631\u0628\u0639 (velocity = offset \u00d7 angular velocity) \u06a9\u06d2 \u0645\u062a\u0646\u0627\u0633\u0628 \u06c1\u0648\u062a\u0627 \u06c1\u06d2\u06d4 \u06cc\u06c1 \u063a\u06cc\u0631 \u0644\u06a9\u06cc\u0631\u06cc \u062a\u0639\u0644\u0642 \u06cc\u06c1\u06cc \u0648\u062c\u06c1 \u06c1\u06d2 \u06a9\u06c1 \u0634\u0627\u0641\u0679 \u0627\u0644\u0627\u0626\u0646\u0645\u0646\u0679 \u0645\u06cc\u06ba \u0645\u0639\u0645\u0648\u0644\u06cc \u0628\u06c1\u062a\u0631\u06cc \u0628\u06be\u06cc \u0688\u0633\u06a9 \u06a9\u06cc \u0633\u0631\u0648\u0633 \u06a9\u06cc \u0632\u0646\u062f\u06af\u06cc \u0645\u06cc\u06ba \u063a\u06cc\u0631 \u0645\u062a\u0646\u0627\u0633\u0628 \u062d\u062f \u062a\u06a9 \u0627\u0636\u0627\u0641\u06c1 \u06a9\u0631\u062a\u06cc \u06c1\u06d2\u06d4<\/p>\n

\u0646\u062a\u06cc\u062c\u06c1<\/h2>\n

The Oldham coupling handles lateral shaft offset better than any other common zero-backlash coupling type \u2014 but it handles it best when operating well below its rated maximum, not at the limit. Angular misalignment is a hard constraint that must be corrected mechanically, not accommodated by the coupling. Axial float is modest but adequate for most servo and motion control applications. Using the recommended operating offset rather than the maximum rated offset as the selection criterion, measuring actual offset under operating conditions rather than at cold installation, and correcting any angular misalignment before coupling installation \u2014 these three practices together produce installations that deliver the full service life the coupling is designed for and protect the shaft bearings from coupling-induced loads throughout the machine’s operational life.<\/p>\n

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One of the most frequently asked questions during Oldham coupling selection is deceptively simple: how much misalignment can this coupling actually handle? The answer depends on which type of misalignment you mean, which coupling size you are using, how you define “handle” \u2014 whether that means surviving for one revolution or lasting 10,000 hours \u2014 […]<\/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":[722],"tags":[876,877,875,880,879,874,873,881,878],"class_list":["post-875","post","type-post","status-publish","format-standard","hentry","category-blog","tag-coupling-angular-misalignment-limit","tag-coupling-axial-float","tag-coupling-misalignment-tolerance","tag-coupling-offset-by-size","tag-misalignment-vs-wear-rate","tag-oldham-coupling-lateral-offset","tag-oldham-coupling-misalignment-capacity","tag-recommended-operating-offset","tag-shaft-offset-coupling"],"_links":{"self":[{"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/posts\/875","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/comments?post=875"}],"version-history":[{"count":0,"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/posts\/875\/revisions"}],"wp:attachment":[{"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/media?parent=875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/categories?post=875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ur\/wp-json\/wp\/v2\/tags?post=875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}