{"id":668,"date":"2026-10-08T07:36:46","date_gmt":"2026-10-08T07:36:46","guid":{"rendered":"https:\/\/sun-gears.net\/cnc-machine-tools\/"},"modified":"2026-10-09T05:41:57","modified_gmt":"2026-10-09T05:41:57","slug":"planetary-gearboxes","status":"publish","type":"page","link":"https:\/\/sun-gears.net\/ar\/planetary-gearboxes\/","title":{"rendered":"Sun Gears for Planetary Gearboxes"},"content":{"rendered":"
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INDUSTRIAL PLANETARY DRIVES<\/div>\n

Sun Gears for Planetary Gearboxes<\/h1>\n

Planetary gearboxes place the sun gear at the center of the mesh. A reliable RFQ must treat the sun gear, planet gears, ring gear and carrier geometry as one system.<\/p>\n

\u0648\u0627\u062c\u0628<\/span>\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645<\/span>\u062a\u0642\u062a\u064a\u0634<\/span><\/div>\n
\u0627\u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631<\/a>\u062a\u0635\u0641\u062d \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a<\/a><\/div>\n<\/div>\n
\"Sun<\/figure>\n<\/div>\n<\/section>\n
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\u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0637\u0644\u0628 \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0644\u0644\u062a\u0637\u0628\u064a\u0642<\/h2>\n<\/div>\n
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\u0627\u0644\u0645\u0639\u0644\u0645\u0629<\/th>\n\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u062a\u062d\u062f\u064a\u062f\u0647<\/th>\n<\/tr>\n<\/thead>\n
\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0631\u0633\u0648\u0645<\/td>\nRated and peak torque, input\/output speed, starts, reversals and target life.<\/td>\n<\/tr>\n
\u0627\u0644\u0647\u0646\u062f\u0633\u0629<\/td>\nSun\/planet\/ring tooth counts, module or DP, pressure angle and any profile shift.<\/td>\n<\/tr>\n
\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645<\/td>\nSpline, shaft, bore, bearing-seat and retention details.<\/td>\n<\/tr>\n
\u0646\u0642\u0637\u0629 \u0627\u0644\u062e\u0637\u0631<\/td>\nLoad sharing and tooth-contact errors can concentrate load on one planet path.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/section>\n
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\u062a\u0623\u0643\u062f \u0645\u0646 \u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0643\u0648\u0643\u0628 \u0628\u0623\u0643\u0645\u0644\u0647\u0627<\/h2>\n<\/div>\n
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Start by identifying which planetary member is input, output or fixed, then verify the sun-to-planet mesh and the ring-gear relationship before manufacturing.<\/p>\n

When the original gearbox drawing is missing, supply tooth counts for the sun, planets and ring, plus carrier\/center-distance information so the stage can be checked as a complete gear train.<\/p>\n<\/div>\n

\"Sun<\/figure>\n<\/div>\n<\/div>\n<\/section>\n
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System-level selection for industrial planetary stages<\/h2>\n

The sun gear may be the fastest member in the stage, so tooth accuracy, runout, lubrication and shaft\/spline alignment all influence service behavior.<\/p>\n<\/div>\n

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For a new design, define the sun\/planet\/ring tooth relationship before finalizing the center interface. For replacement work, inspect the planets, ring, carrier support and lubrication condition so a new sun gear is not installed into an already damaged stage.<\/p>\n

Use the application to decide which measurements deserve the most attention: peak torque and shock for heavy equipment, backlash and runout for motion systems, or life and documentation for long-duration duty.<\/p>\n<\/div>\n

\"System-level<\/figure>\n<\/div>\n<\/div>\n<\/section>\n
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\u0637\u0644\u0628 \u0639\u0631\u0636 \u0623\u0633\u0639\u0627\u0631<\/div>\n

\u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631 \/ \u0625\u0631\u0633\u0627\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0633\u0639\u0631<\/h2>\n

Send the gearbox drawing, sun\/planet\/ring tooth counts, input and output duty, interface dimensions and quantity. Include the gearbox nameplate when the request is for a replacement.<\/p>\n

\u0623\u0631\u0633\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0623\u0633\u0639\u0627\u0631<\/a><\/div>\n

\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0637\u0644\u0628<\/strong>\u0645\u0631\u0648\u0646\u0629 \u062d\u0633\u0628 \u0646\u0648\u0639 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0642\u064a\u0645\u0629 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629.<\/span><\/div>
\u0639\u064a\u0646\u0627\u062a<\/strong>\u064a\u0645\u0643\u0646 \u0644\u0644\u0639\u0645\u0644\u0627\u0621 \u0627\u0644\u062c\u062f\u062f \u0637\u0644\u0628 \u0645\u0646 1 \u0625\u0644\u0649 5 \u0642\u0637\u0639 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062c\u0632\u0621 \u0648\u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0645\u0646\u0627\u0633\u0628\u064a\u0646.<\/span><\/div>
\u0637\u0644\u0628\u0627\u062a \u0645\u062e\u062a\u0644\u0637\u0629<\/strong>\u064a\u0645\u0643\u0646 \u062f\u0645\u062c \u0646\u0645\u0627\u0630\u062c \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u062a\u0631\u0648\u0633 \u0627\u0644\u0634\u0645\u0633 \u0623\u0648 \u0646\u0645\u0627\u0630\u062c \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0643\u0648\u0643\u0628\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629 \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0642\u064a\u0645\u0629 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u062d\u0648\u0627\u0644\u064a 1500 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a \u0623\u0648 \u0623\u0643\u062b\u0631.<\/span><\/div>
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\u062a\u0648\u0635\u064a\u0644<\/strong>\u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629: \u0645\u0646 10 \u0625\u0644\u0649 25 \u064a\u0648\u0645 \u0639\u0645\u0644. \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0635\u0645\u0645\u0629 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628: \u0645\u0646 20 \u0625\u0644\u0649 45 \u064a\u0648\u0645 \u0639\u0645\u0644. \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639: \u0645\u0646 45 \u0625\u0644\u0649 120 \u064a\u0648\u0645 \u0639\u0645\u0644.<\/span><\/div>
\u0634\u0631\u0648\u0637 \u0627\u0644\u062a\u062c\u0627\u0631\u0629<\/strong>\u062a\u064f\u062f\u0639\u0645 \u0634\u0631\u0648\u0637 EXW \u0648FOB \u0648CIF \u0648DAP \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639. \u0623\u0645\u0627 \u0634\u0631\u0648\u0637 FCA \u0648CFR \u0648CPT \u0648CIP \u0648DDP \u0641\u064a\u0645\u0643\u0646 \u0645\u0646\u0627\u0642\u0634\u062a\u0647\u0627 \u062d\u0633\u0628 \u0643\u0644 \u062d\u0627\u0644\u0629 \u0639\u0644\u0649 \u062d\u062f\u0629.<\/span><\/div><\/div><\/div>\n<\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"

Planetary gearboxes place the sun gear at the center of the mesh. A reliable RFQ must treat the sun gear, planet gears, ring gear and carrier geometry as one system.<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-668","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/pages\/668","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/comments?post=668"}],"version-history":[{"count":3,"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/pages\/668\/revisions"}],"predecessor-version":[{"id":1047,"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/pages\/668\/revisions\/1047"}],"wp:attachment":[{"href":"https:\/\/sun-gears.net\/ar\/wp-json\/wp\/v2\/media?parent=668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}