Kayan Gear: Manunku da Ayyukan Hanyoyin Form Cutting da Generating Method a cikin Amfanin Kayan Gear
Time : 2025-11-01
Fuskarwa suna abubuwan muhimmi na tsarin nau'ikan mai yawa, masu amfani a cikin kewayon ruwa, otomatik, sama, da sauran alamun. Suna da manhaja manyan da ke tsauwa wajen gurkowa fuskarwa. A cikinsu, Hanyar Tsara (Generating Method) ita ce daga cikin manhajar da aka fi amfani da su don gurkowa fuskasai tare da dole da zaman lafiya, yayin da Gurkowa ta Hanyar Fassara (Form Cutting) ita ce hanyar da aka fi saba ta yadda aka gurko fuskasai ta hanyar cutta ko fassara. Bayan hanyar tsara, hoton alkaruwar gurkowa ta hanyar fassara ya bambanta hoton wuri na fuska, kuma yake da mahimmanci ga gurkowa mai nau'i daya, fuskarwa mai girman modulu, ko gurkowa mai nau'in fuska mai zurfi. Wannan labarin yana bayyana kan principlolin gurkowa, manhajar na iya, da amfani kan iyakokin biyu, ta ba da alaka mai mahimmanci ga masu ayyukan ingginia.
01 Principlolin Bambance-bambance na Hanyar Tsara
Zaune zuwa matsi ta wani tsari na kirkira wanda "ya ƙurje" tsarin dandanin ginya ta hanyar haɗin saukin haɗin kayan aikin da kayan aiki. Yanzu ta yau ta simin saukin haɗin ginyar ginya, inda kayan aiki da kayan aiki suyi sauƙi a nisbahin teori don kirkirar tsarin dandanin ginya.
1.1 Uwar Jami'in Lissafi
- Tsarin Kuɗi : Tatsuniyar hannun cuta na kayan aikin (misali, hobs da gear shapers) taka tsari mai zuwa zuwa, da kuɗin waɗannan tsaran suna ƙunshi tsarin dandanin ginya na teori (misali, involute, cycloid).
- Equation na Haɗin : Ya dace da alamar sauƙi game tsakanin kayan aiki da kayan aiki don tabbatar da ingancin tsarin dandan.
1.2 Alamar Mai mahimmanci
- Tsawon Tsawo : Iyakar kirkirar tsaran dandanin complicated (misali, involute, circular arc gears).
- Babban inganci : Cutar zuwa zuwa ta ba da damar kirkirar kimantawa.
- Mai zurfi : Iya amfani da abubuwa daya wajen gurbin gear daga cikin adadin tsananin (idan sun da ma'auni guda duk).
1.3 Furoda Na'udan Tsarin Haske
1.3.1 Gwaji
- Ka'idar : Yana amfani da hulɗin karkashin bayanar hob (wanda yake kama da worm a sarari) da gear blank, kuma taƙawa shawara ta hanyar bin gidan axial.
- Karkashin Hulɗo : Karkashin hob (hulɗin cutta babba) + Karkashin abubuwar aiki (hulɗin haske) + Bin gidan axial.
- Fa'idodi : Tafiya mai zurfi, yana daidai don production mai gulzo (misali: gear na otomatik); iya gwajin spur gears, helical gears, worm gears, sauransu.
- Misalin Aikace-aikace : Gwajawa na planet gears da sun gears a cikin wind power gearboxes.
1.3.2 Gear Shaping
- Ka'idar : Yana amfani da cutar gear shaper (takaitaccen yanayin sa yana da takaitaccen gear) don nuna aiki mai dawo-dawo a kan abubuwan da ke bayan kai tsakanin girma.
- Karkashin Hulɗo : Takaitaccen cuta na vertikal + kai tsakanin girma na abubuwan da ke bayan kai da alatun.
- Fa'idodi : Iya gudanar da ma'aikatan da yawa kamar gears na wajin, gears biyu; inganci na kyau karfi ga hobbing (Ra 0.8–1.6 μm).
- Iyakoki : Tafiye-tafiyewa sace karfi hobbing; kusurwar alatsuwa ya fi girma.
- Misalin Aikace-aikace : Gudanarwa na rings na internal gears a cikin gearbox da gears masu iyaka.
1.3.3 Gear Shaving
- Ka'idar : Alatun shaving da abubuwan da ke bayan kai suna kai tsakanin girma tare da kanshi mai zurfi, koyaushe da sauri tausayin girman takaitaccen takaitaccen alatu. Wannan ita ce aiki na farko domin gwadawa bayan hobbing ko gear shaping.
- Fa'idodi : Ima gama kuskuren girman takaitaccen takaitaccen da kara ingancin transmission na gear; ingancin gudanarwa yana hada da darasi DIN 6–7.
- Misalin Aikace-aikace : Aiki na farke na gears na gearbox na otomobil.
1.3.4 Gear Grinding
- Ka'idar : Yana amfani da grinding wheel wanda aka formed ko worm grinding wheel don gige saufin dandan ba tare da generating motion, kamar yawa don finishing hardened gears.
- Fa'idodi : Daidai mai zurfi girma (hanya zuwa DIN 3–4 grade); zai iya machined hard-tooth-surface gears (HRC 58–62).
- Iyakoki : Makaranta mai zurfi da efficiency karanci, kamar yawa ana amfani dashi a cikin sarari da ke bukatar daidaiton girma.
- Misalin Aikace-aikace : Aerospace engine gears da high-speed stage gears a cikin wind power gearboxes.
02 Principles na Gama-gari na Form Cutting
Maimakon Form Cutting shine dandalin alatun yana da yarda da dandalin saufin dandan, wato yana nuna tsarin dandan ta hanyar cuttng motion na alatuna. Daga cikinsu suna da:
- Tsokaci ga Alatu : Daidaiton tsarin dandan ya dabara ne kan daidaiton contour na alatuna.
- Babu Generating Motion : Ayyukan machining bata yi simulation ba ga meshing na dandan, tare da fa’otu da cuttng motion game da alatu da abubuwan masuka.
- Takaitacciyar Zafi : Yake iya amfani da kayan aikin non-standard (misali: yankin kaya daga cirkular, yankin kaya mai tsakiya).
2.1 Ukuwa na Matematika
- Nau'in Nau'ini : Dabi'un kayan aiki ta hanyar cuttung edge ya dace sosai da wuri ce ta kaya.
- Aiki na Indexing : Yake amfani da kayan aiki masu nuna (misali: dividing heads) don aiki bisa kaya zuwa kaya don tabbatar da saufiwar nisa na kaya.
2.2 Alamar Amma Ce Kuma Rashin Alamar
Fa'idodi
- Kayan Aiki Masu Sauyi : Zai samuwa akan ordinary milling machines.
- Ya fito don Tsarin Tsara Abubuwan Da aka Sanya, Ko Karamin Mutane Ko Gudanarwa : Ya fito ga ma'amalin da kuma kayan aikin gudanarwa.
- Yana iya Tsimawa A Cikin Gear mai Girman Module : Kamar gear da ake amfani da su a cikin mesinai na yanki.
Alaƙa
- Ƙarancin Daidaita : Zaman la'akari da darajar DIN 9–10.
- Matsakaiciyar Aiki : Yana bukatar tsarin tsere akan kulle.
- Ƙarancin Iyaka na Kayan Tsira : Kaneha masu alama suna bukata wajen kowane module.
2.3 Hanyoyin Kashi Na Tsawon Nau'ika
2.3.1 Kashi na Girde
- Ka'idar : Yau da kullum mai kashi ko end mill; mai kashi yana rage, sai kuma abubuwan aikin ana sauya su tsakanin girde zuwa girde ta hanyar ma'aikiyar sauye.
- Karkashin Hulɗo : Rage mai kashi (cutting na uku) + Sauye na abubin aiki + Rage mai sauye.
- Mai amfani daidai : Ayyukan girde da suka daina da girde mai jagora; girde mai girde mai girde (girde ≥20 mm) ko girde mai gyara.
- Kasar Labar : Girde na farko na farko na girde na ruwa (girde 30, abubuwa: 42CrMo) an buce shi ta amfani da end mill + CNC indexing, wanda ya samu girde mai ninya mai ninya na Ra 3.2 μm.
2.3.2 Kashi na Girde
- Ka'idar : Yau da kullum mai kashi (wani alama mai yawa) don kashi gaba daya na girde a cikin wani baya.
- Karkashin Hulɗo : Tafiya na iko (cutting) + Abubin aiki mai tsoro.
- Fa'idodi : Daidai mai mahimmanci (yana kammala wani girde kusan kowace ikirga); daidai mai mahimmanci (hanya zuwa DIN 7).
- Iyakoki : Tare da yawa don production masu zuwa na gears mai ciki ko na waje; kusurin nau'in broach ya fi ƙarin, kyauta don ayyukan sayarwa mai girma na specification guda uku.
- Misalin Aikace-aikace : Production mai zuwa na automotive synchronizer rings (waktu na cycle <10 seconds/piece).
2.3.3 Form Grinding
- Ka'idar : Yau da kullun grinding wheel (tare da contour wanda ke kai tsakanin tooth space) don grind gears masu dadi.
- Karkashin Hulɗo : Zazzauin grinding wheel + Nemo asiri na abubuwan da aka shigar.
- Fa'idodi : Iya hadza gears masu dadi (HRC >60); tsarin tsari ta bisa DIN 4 (kuskuren tsarin tooth profile <5 μm).
- Masu amfani : Tsarin farko na aerospace engine gears da precision reducer gears.
03 Comparing da Samunƙayan Aikace-aikace na Fannin Biyu
Comparing Bayan Generating Method da Form Cutting
| Sabbin Rubutu | Generating Method | Cutting na Form (misali, Gear Milling, Broaching) |
|---|---|---|
| Prinsipin Machining | Yanka tsarin dandan ta hanyar haɗin gudu na tsinkin alat da abubuwan da aka keke | Ya kurre tsarin dandan ta hanyar alat |
| Taswira | Taka (maƙalați DIN 6–8) | Ƙaramin taka (maƙalați DIN 9–10) |
| Inganci | Taka (cutting mai zurfi) | Ƙaramin taka (machining dandan zuwa dandan) |
| Mai amfani daidai | Production mai yawa, tsari mai kurkurun dandan | Abubuwan da aka keke kawai ko karami, gears mai yawa na module |
Ayyukan Alkama Mai Tsadauka
3.1 Makera mai gudu na wataƙar ruwa
- Requirements : Gudu mai yawa, tsawon aiki (≥20 shekara).
- Raba Hanyoyin Aiki : Raba (mafi kankanta) → Tacewa → Raba tushen (dole)
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