{"id":669,"date":"2026-10-08T07:36:47","date_gmt":"2026-10-08T07:36:47","guid":{"rendered":"https:\/\/sun-gears.net\/robot-7th-axis-tracks\/"},"modified":"2026-10-09T05:42:06","modified_gmt":"2026-10-09T05:42:06","slug":"construction-heavy-machinery","status":"publish","type":"page","link":"https:\/\/sun-gears.net\/th\/construction-heavy-machinery\/","title":{"rendered":"Sun Gears for Construction & Heavy Machinery"},"content":{"rendered":"
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HEAVY DUTY<\/div>\n

Sun Gears for Construction & Heavy Machinery<\/h1>\n

Travel, hub and planetary drives in mobile equipment can expose sun gears to shock, contamination and high peak torque. Replacement work should begin from drawings or measured mating components.<\/p>\n

\u0e2b\u0e19\u0e49\u0e32\u0e17\u0e35\u0e48<\/span>\u0e2d\u0e34\u0e19\u0e40\u0e17\u0e2d\u0e23\u0e4c\u0e40\u0e1f\u0e0b<\/span>\u0e01\u0e32\u0e23\u0e15\u0e23\u0e27\u0e08\u0e2a\u0e2d\u0e1a<\/span><\/div>\n
\u0e02\u0e2d\u0e43\u0e1a\u0e40\u0e2a\u0e19\u0e2d\u0e23\u0e32\u0e04\u0e32<\/a>\u0e40\u0e23\u0e35\u0e22\u0e01\u0e14\u0e39\u0e2a\u0e34\u0e19\u0e04\u0e49\u0e32<\/a><\/div>\n<\/div>\n
\"Sun<\/figure>\n<\/div>\n<\/section>\n
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\u0e23\u0e32\u0e22\u0e01\u0e32\u0e23\u0e15\u0e23\u0e27\u0e08\u0e2a\u0e2d\u0e1a RFQ \u0e40\u0e09\u0e1e\u0e32\u0e30\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e01\u0e32\u0e23\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19<\/h2>\n<\/div>\n
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\u0e1e\u0e32\u0e23\u0e32\u0e21\u0e34\u0e40\u0e15\u0e2d\u0e23\u0e4c<\/th>\n\u0e2a\u0e34\u0e48\u0e07\u0e17\u0e35\u0e48\u0e15\u0e49\u0e2d\u0e07\u0e23\u0e30\u0e1a\u0e38<\/th>\n<\/tr>\n<\/thead>\n
\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25\u0e2b\u0e19\u0e49\u0e32\u0e17\u0e35\u0e48<\/td>\nPeak torque, shock events, starts under load, reversals, operating hours and contamination.<\/td>\n<\/tr>\n
\u0e40\u0e23\u0e02\u0e32\u0e04\u0e13\u0e34\u0e15<\/td>\nMating planet and ring gear data, especially for replacement components.<\/td>\n<\/tr>\n
\u0e2d\u0e34\u0e19\u0e40\u0e17\u0e2d\u0e23\u0e4c\u0e40\u0e1f\u0e0b<\/td>\nHub, shaft or spline dimensions plus axial retention and bearing relationships.<\/td>\n<\/tr>\n
\u0e08\u0e38\u0e14\u0e40\u0e2a\u0e35\u0e48\u0e22\u0e07<\/td>\nShock and edge loading can make material, case depth and tooth contact decisive.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/section>\n
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\u0e22\u0e37\u0e19\u0e22\u0e31\u0e19\u0e2d\u0e34\u0e19\u0e40\u0e17\u0e2d\u0e23\u0e4c\u0e40\u0e1f\u0e0b\u0e02\u0e2d\u0e07\u0e14\u0e32\u0e27\u0e40\u0e04\u0e23\u0e32\u0e30\u0e2b\u0e4c\u0e17\u0e31\u0e49\u0e07\u0e2b\u0e21\u0e14<\/h2>\n<\/div>\n
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For mobile drives, tooth strength must be reviewed together with spline or shaft support, lubrication, shock loading and the way the carrier distributes load across the planets.<\/p>\n

If the original drawing is unavailable, measure the sun gear together with at least one mating planet and record the ring-gear tooth count, carrier arrangement and any hub or shaft interface.<\/p>\n<\/div>\n

\"Sun<\/figure>\n<\/div>\n<\/div>\n<\/section>\n
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Heavy-duty replacement and OEM considerations<\/h2>\n

Travel and hub drives combine shock, contamination and difficult service access; record peak events and mating-component condition, not only nominal torque.<\/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

\"Heavy-duty<\/figure>\n<\/div>\n<\/div>\n<\/section>\n
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\u0e04\u0e33\u0e02\u0e2d\u0e40\u0e2a\u0e19\u0e2d\u0e23\u0e32\u0e04\u0e32 (RFQ)<\/div>\n

\u0e02\u0e2d\u0e43\u0e1a\u0e40\u0e2a\u0e19\u0e2d\u0e23\u0e32\u0e04\u0e32 \/ \u0e2a\u0e48\u0e07 RFQ<\/h2>\n

Send photos of the drive, sun gear measurements, mating-gear data, peak torque or machine model, operating environment and required quantity.<\/p>\n

\u0e2a\u0e48\u0e07\u0e04\u0e33\u0e02\u0e2d\u0e40\u0e2a\u0e19\u0e2d\u0e23\u0e32\u0e04\u0e32 (RFQ)<\/a><\/div>\n

MOQ<\/strong>\u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e1b\u0e23\u0e31\u0e1a\u0e40\u0e1b\u0e25\u0e35\u0e48\u0e22\u0e19\u0e44\u0e14\u0e49\u0e15\u0e32\u0e21\u0e1b\u0e23\u0e30\u0e40\u0e20\u0e17\u0e2a\u0e34\u0e19\u0e04\u0e49\u0e32\u0e41\u0e25\u0e30\u0e21\u0e39\u0e25\u0e04\u0e48\u0e32\u0e01\u0e32\u0e23\u0e2a\u0e31\u0e48\u0e07\u0e0b\u0e37\u0e49\u0e2d\u0e23\u0e27\u0e21<\/span><\/div>
\u0e15\u0e31\u0e27\u0e2d\u0e22\u0e48\u0e32\u0e07<\/strong>\u0e25\u0e39\u0e01\u0e04\u0e49\u0e32\u0e43\u0e2b\u0e21\u0e48\u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e2a\u0e31\u0e48\u0e07\u0e0b\u0e37\u0e49\u0e2d\u0e44\u0e14\u0e49 1-5 \u0e0a\u0e34\u0e49\u0e19 \u0e2b\u0e32\u0e01\u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e41\u0e25\u0e30\u0e01\u0e23\u0e30\u0e1a\u0e27\u0e19\u0e01\u0e32\u0e23\u0e40\u0e2b\u0e21\u0e32\u0e30\u0e2a\u0e21<\/span><\/div>
\u0e04\u0e33\u0e2a\u0e31\u0e48\u0e07\u0e0b\u0e37\u0e49\u0e2d\u0e41\u0e1a\u0e1a\u0e1c\u0e2a\u0e21<\/strong>\u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e40\u0e25\u0e37\u0e2d\u0e01\u0e0b\u0e37\u0e49\u0e2d\u0e0a\u0e38\u0e14\u0e40\u0e1f\u0e37\u0e2d\u0e07\u0e14\u0e27\u0e07\u0e2d\u0e32\u0e17\u0e34\u0e15\u0e22\u0e4c\u0e2b\u0e23\u0e37\u0e2d\u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e23\u0e30\u0e1a\u0e1a\u0e40\u0e1f\u0e37\u0e2d\u0e07\u0e14\u0e32\u0e27\u0e40\u0e04\u0e23\u0e32\u0e30\u0e2b\u0e4c\u0e23\u0e38\u0e48\u0e19\u0e15\u0e48\u0e32\u0e07\u0e46 \u0e21\u0e32\u0e1c\u0e2a\u0e21\u0e1c\u0e2a\u0e32\u0e19\u0e01\u0e31\u0e19\u0e44\u0e14\u0e49 \u0e40\u0e21\u0e37\u0e48\u0e2d\u0e21\u0e39\u0e25\u0e04\u0e48\u0e32\u0e01\u0e32\u0e23\u0e2a\u0e31\u0e48\u0e07\u0e0b\u0e37\u0e49\u0e2d\u0e23\u0e27\u0e21\u0e2d\u0e22\u0e39\u0e48\u0e17\u0e35\u0e48\u0e1b\u0e23\u0e30\u0e21\u0e32\u0e13 1,500 \u0e14\u0e2d\u0e25\u0e25\u0e32\u0e23\u0e4c\u0e2a\u0e2b\u0e23\u0e31\u0e10\u0e02\u0e36\u0e49\u0e19\u0e44\u0e1b<\/span><\/div>
\u0e04\u0e33\u0e2a\u0e31\u0e48\u0e07\u0e0b\u0e37\u0e49\u0e2d\u0e02\u0e19\u0e32\u0e14\u0e40\u0e25\u0e47\u0e01<\/strong>\u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e1e\u0e34\u0e08\u0e32\u0e23\u0e13\u0e32\u0e2a\u0e31\u0e48\u0e07\u0e0b\u0e37\u0e49\u0e2d\u0e15\u0e31\u0e49\u0e07\u0e41\u0e15\u0e48 1-2 \u0e0a\u0e34\u0e49\u0e19\u0e02\u0e36\u0e49\u0e19\u0e44\u0e1b\u0e44\u0e14\u0e49 \u0e42\u0e14\u0e22\u0e1b\u0e01\u0e15\u0e34\u0e41\u0e25\u0e49\u0e27\u0e23\u0e32\u0e04\u0e32\u0e15\u0e48\u0e2d\u0e2b\u0e19\u0e48\u0e27\u0e22\u0e08\u0e30\u0e2a\u0e39\u0e07\u0e01\u0e27\u0e48\u0e32\u0e1b\u0e01\u0e15\u0e34<\/span><\/div>
\u0e08\u0e31\u0e14\u0e2a\u0e48\u0e07<\/strong>\u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19: 10-25 \u0e27\u0e31\u0e19\u0e17\u0e33\u0e01\u0e32\u0e23 \u0e0a\u0e34\u0e49\u0e19\u0e2a\u0e48\u0e27\u0e19\u0e2a\u0e31\u0e48\u0e07\u0e17\u0e33\u0e1e\u0e34\u0e40\u0e28\u0e29: 20-45 \u0e27\u0e31\u0e19\u0e17\u0e33\u0e01\u0e32\u0e23 \u0e2d\u0e38\u0e1b\u0e01\u0e23\u0e13\u0e4c\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e42\u0e04\u0e23\u0e07\u0e01\u0e32\u0e23: 45-120 \u0e27\u0e31\u0e19\u0e17\u0e33\u0e01\u0e32\u0e23<\/span><\/div>
\u0e40\u0e07\u0e37\u0e48\u0e2d\u0e19\u0e44\u0e02\u0e01\u0e32\u0e23\u0e04\u0e49\u0e32<\/strong>EXW, FOB, CIF \u0e41\u0e25\u0e30 DAP \u0e40\u0e1b\u0e47\u0e19\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e2a\u0e31\u0e0d\u0e0d\u0e32\u0e17\u0e35\u0e48\u0e43\u0e0a\u0e49\u0e01\u0e31\u0e19\u0e17\u0e31\u0e48\u0e27\u0e44\u0e1b \u0e2a\u0e48\u0e27\u0e19 FCA, CFR, CPT, CIP \u0e41\u0e25\u0e30 DDP \u0e19\u0e31\u0e49\u0e19 \u0e2a\u0e32\u0e21\u0e32\u0e23\u0e16\u0e1e\u0e34\u0e08\u0e32\u0e23\u0e13\u0e32\u0e40\u0e1b\u0e47\u0e19\u0e01\u0e23\u0e13\u0e35\u0e46 \u0e44\u0e1b\u0e44\u0e14\u0e49<\/span><\/div><\/div><\/div>\n<\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"

Travel, hub and planetary drives in mobile equipment can expose sun gears to shock, contamination and high peak torque. Replacement work should begin from drawings or measured mating components.<\/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-669","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/pages\/669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/comments?post=669"}],"version-history":[{"count":3,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/pages\/669\/revisions"}],"predecessor-version":[{"id":1048,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/pages\/669\/revisions\/1048"}],"wp:attachment":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/media?parent=669"}],"curies":[{"name":"\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1e\u0e35","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}