{"id":1088,"date":"2026-10-09T02:49:31","date_gmt":"2026-10-09T02:49:31","guid":{"rendered":"https:\/\/sun-gears.net\/custom-sun-gear-drawing-checklist\/"},"modified":"2026-10-09T06:53:55","modified_gmt":"2026-10-09T06:53:55","slug":"custom-sun-gear-drawing-checklist","status":"publish","type":"post","link":"https:\/\/sun-gears.net\/th\/custom-sun-gear-drawing-checklist\/","title":{"rendered":"Drawing Checklist for Custom Sun Gear Manufacturing"},"content":{"rendered":"
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KNOWLEDGE<\/div>\n

Drawing Checklist for Custom Sun Gear Manufacturing<\/h1>\n

A custom sun gear drawing should define the tooth system, center interface, functional datums, material\/process and acceptance requirements in one controlled record.<\/p>\n

Technical Guide<\/span>Sun Gear<\/span>Planetary Gear<\/span><\/div>\n
\u0e02\u0e2d\u0e43\u0e1a\u0e40\u0e2a\u0e19\u0e2d\u0e23\u0e32\u0e04\u0e32<\/a>Knowledge Center<\/a><\/div>\n<\/div>\n
\"Drawing<\/figure>\n<\/div>\n<\/section>\n
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Why this topic changes the sun gear decision<\/h2>\n<\/div>\n
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Procurement is easier when custom drawing completeness is defined in a controlled record rather than scattered through emails. Geometry, interface, process, duty, acceptance and quantity should be distinguishable.<\/p>\n

Prototype and repeat production can use different tooling or sampling strategies while keeping the same approved geometry.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Practical design and replacement implications<\/h2>\n<\/div>\n
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State which documents are required with shipment and whether a first-article or pilot approval is needed. Add destination and Incoterm so the commercial scope is clear.<\/p>\n

For replacement sourcing, machine references support identification, but measured gear and interface data remain the production control.<\/p>\n<\/div>\n

\"Practical<\/figure>\n<\/div>\n<\/div>\n<\/section>\n
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What to control on the RFQ or drawing<\/h2>\n<\/div>\n
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\u0e23\u0e32\u0e22\u0e01\u0e32\u0e23<\/th>\nWhat to define<\/th>\n<\/tr>\n<\/thead>\n
Tooth system<\/td>\nTooth count, module\/DP, pressure angle, helix and profile shift\/modification when applicable.<\/td>\n<\/tr>\n
Planetary context<\/td>\nMating planet\/ring data and planet count when available.<\/td>\n<\/tr>\n
Center interface<\/td>\nBore, keyway, spline, hollow center or integrated shaft plus functional datums.<\/td>\n<\/tr>\n
\u0e2b\u0e19\u0e49\u0e32\u0e17\u0e35\u0e48<\/td>\nRated\/peak torque, speed, reversals\/shock, life, lubrication and environment.<\/td>\n<\/tr>\n
\u0e01\u0e23\u0e30\u0e1a\u0e27\u0e19\u0e01\u0e32\u0e23<\/td>\nControlled material, heat treatment, finishing and coating requirements.<\/td>\n<\/tr>\n
Acceptance<\/td>\nTooth\/runout\/dimensional inspection and required documentation.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/section>\n
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\u0e04\u0e33\u0e16\u0e32\u0e21\u0e17\u0e35\u0e48\u0e1e\u0e1a\u0e1a\u0e48\u0e2d\u0e22<\/h2>\n<\/div>\n
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\nCan one loose sun gear answer every design question?<\/summary>\n

Usually not. Mating gear data and the center interface provide important cross-checks.<\/p>\n<\/details>\n

\nShould material or tolerance be copied from a similar part?<\/summary>\n

Only when the controlled design allows it. Similar appearance is not proof of the same duty or specification.<\/p>\n<\/details>\n

\nWhat is the fastest way to get a useful quote?<\/summary>\n

Send the latest drawing or measured tooth\/interface data, mating component information, duty, acceptance needs and quantity.<\/p>\n<\/details>\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 the drawing, mating gear information, center interface, duty, inspection needs and quantity. The article is selection guidance; the approved drawing controls production.<\/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":"

A custom sun gear drawing should define the tooth system, center interface, functional datums, material\/process and acceptance requirements in one controlled record.<\/p>","protected":false},"author":1,"featured_media":1095,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sun-gears"],"_links":{"self":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/posts\/1088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/types\/post"}],"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=1088"}],"version-history":[{"count":1,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/posts\/1088\/revisions"}],"predecessor-version":[{"id":1134,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/posts\/1088\/revisions\/1134"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/media\/1095"}],"wp:attachment":[{"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/media?parent=1088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/categories?post=1088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sun-gears.net\/th\/wp-json\/wp\/v2\/tags?post=1088"}],"curies":[{"name":"\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1e\u0e35","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}