Pokhala ndi machubu, machekawo ayenera kutetezedwa bwino komanso kukhazikika mu chimango. Mukamagwira ntchito ndi macheka osalimba, shard mu mawonekedwe a wavy odulidwa, etc. Njira yodziwika kwambiri yomangirira macheka ndi mphero, eccentric, screw (chithunzi 1), komanso kulimbitsa pogwiritsa ntchito zida zamagetsi. Kumanga macheka ndi wedges ndikoipa kuposa njira zina. Mafakitale ambiri amatulutsa mitundu yambiri ya macheka amphamvu, othamanga, obala kwambiri. Macheka ocheka kwambiriwa amagwira ntchito m'mafakitale akuluakulu opangira matabwa m'makampani omanga. Makhalidwe aukadaulo a ma gaiters awa akuperekedwa mu tebulo 1.
Chithunzi 1: Kumangitsa macheka pachipata cha chipata
Gulu 1: Makhalidwe aukadaulo amitundu ikuluikulu yama garters ochita bwino kwambiri
Zizindikiro zaukadaulo | Chigawo cha muyeso | Mitundu ya gaiters | |||||||||
Ndi crankshaft imodzi | Ndi antchito awiri | ||||||||||
RD 75-2 |
RD 60-2 |
RD 50-2 |
RD 40-2 |
RLB 75 |
RD 110 |
R-65 | R-65-2 | Mobile RP-65 | Zamgululi | ||
Kutsegula m'lifupi | mm | 750 | 600 | 500 | 400 | 750 | 1100 | 650 | 650 | 650 | 650 |
Kuyenda kutalika | mm | 600 | 600 | 600 | 600 | 500 | 600 | 360 | 410 | 410 | 360 |
Chiwerengero cha otembenuka | rpm pa | 300 | 315 | 315 | 350 | 290 | 225 | 250 | 250 | 240 | 250 |
Kusamuka kwakukulu pakusintha kwa 1 kwa shaft ya gate | mm | 45 | 45 | 60 | 60 | 22 | 20 | 20 | 20 | 20 | 20 |
Kachitidwe kamayendedwe | Mosalekeza | Nthawi ndi nthawi | |||||||||
Chiwerengero chololedwa cha oyesa mu chimango | bwerani | 12 | 10 | 8 | 8 | 12 | 20 | 10 | 10 | 10 | 10 |
Mtundu wa kupendekera kwa macheka | Kuphatikiza kutsetsereka kosalekeza kwa chipata ndi kutsetsereka kosinthika kwa macheka | Kuchuluka kwa macheka mu clamps | |||||||||
Chiwerengero cha odzigudubuza oti ayambe | bwerani | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 8 |
Kulemera | t | 12 | 12 | 12 | 12 | 9 | 13 | 3,25 | 3,8 | 5 | 4,44 |
Macheka ang'onoang'ono a zokolola zochepa amagwiritsidwa ntchito podula zipika m'madera akumidzi komanso m'mabizinesi ang'onoang'ono kuti apange zinthu zomanga kuchokera kumatabwa. Makhalidwe a ochita masewerawa ali mu tebulo 2.
Gulu 2: Makhalidwe aukadaulo a ma gaiters opepuka
Zizindikiro | Chigawo cha muyeso | Mitundu ya gaiters | |||
RS - 50 | RS - 52 | GGS-2 | RP | ||
Mitundu | - | Nkhani imodzi yokhala ndi kufalitsa kuchokera pansi | Nkhani imodzi yokhala ndi kufalitsa kuchokera pansi | Nkhani imodzi yokhala ndi kufalitsa kuchokera pansi | Zosuntha zankhani imodzi |
Kutsegula m'lifupi Frame stroke |
mm mm |
500 300 |
520 400 |
534 300 |
550 400 |
Chiwerengero cha otembenuka Mtundu wa Offset |
rpm pa
|
200 Zosasokoneza pa nthawi yogwira ntchito |
250 Zosasokoneza pa nthawi yogwira ntchito |
200 Zosasokoneza pa nthawi yogwira ntchito |
250 Zothera pawiri
|
Kusamuka kwakukulu Kulemera |
mm kg |
7,2 2000 |
10 3000 |
8 2500 |
15 6000 |
Kuchuluka kwa chipata kumawerengedwa motsatira ndondomeko: P = K - Δtnq/1000L m3. Kumene K ndiye gawo logwiritsira ntchito zipata. Kwa otembenuza makina, K = 0.93, ndi omwe ali ndi makina ochepa, K = 0.90; Δ - kusamutsidwa kwa kutembenukira kumodzi kwa shaft pachipata; n - chiwerengero cha kusinthika kwa shaft pachipata pamphindi; t - gater ntchito nthawi mu mphindi; q - kuchuluka kwa chipika, m3; L - kutalika kwa zipika, m.
Pozindikira kuchuluka kwapachaka kwa gater pakusintha kumodzi, kuyimitsidwa komwe kumachitika chifukwa chazifukwa zosiyanasiyana (kukonza, kusowa kwa zida zopangira, etc.) kuyenera kuganiziridwa. Zotayika izi zimatsimikiziridwa ndi kuyesa koyezera Kmulungu = 0.9 - 0.92.
Chifukwa chake, kuchuluka kwapachaka kwa mlonda wapakhomo pakusintha kumodzi kumatsimikiziridwa molingana ndi formula P = Kmulungu x K x Δntq/1000L m3 kwa shift imodzi.
Makhalidwe aukadaulo a oyesa ma gate amaperekedwa patebulo 3.
Gulu 3: Makhalidwe aukadaulo a oyesa ma gate
Utali | M'lifupi | Makulidwe |
Mphuno ya dzino (mtunda pakati pa nsonga zoyandikana za mano ocheka) |
1100 | 150 ndi 180 | 1,2; 1,4; 1,6; 1,8; 2,0 | 15; 19 |
1250 | 1,6; 1,8; 2,0; 2,2; 2,4 | 18; 22 | |
1400 | 1,8; 2,0; 2,2; 2,4 | 18; 20; Xnumx | |
1500 | 2,0; 2,2; Xnumx | 22; 26 | |
1650 | 2,2; 2,4 | 22; 26 | |
1830 | 2,2; 2,4 | 22; 26 |
Macheka amapangidwa muzithunzi ziwiri za mano: ndi m'mphepete mwake wosweka komanso wowongoka kumbuyo (mkuyu 2). Posankha miyeso yofunikira ya macheka, muyenera kutsogoleredwa ndi kutalika kwa chimango cha chipata, kukula kwake ndi kukula kwa zipika zomwe ziyenera kudulidwa. Kutalika kofunikira kwa macheka kumatha kutsimikiziridwa ndi formula L = DMax + H + (300 mpaka 350) mm, pamene L ndi kutalika kwa macheka, mm; DMax - kutalika kwakukulu kwa zipika zomwe ziyenera kudulidwa; 300 - 350 - chiwongola dzanja chifukwa cha kuyika kwa matabwa ndi slats; H - kutalika kwa sitiroko, mm.
Chithunzi 2: Mbiri ya mano a macheka a rauta
Kuchindikala kwa macheka ndi phula la mano ziyenera kugwirizana ndi kutalika kwa chodulidwacho ndi mtundu wa odulidwawo. Mgwirizanowu waperekedwa mu Table 4.
Tebulo 4: Kugwirizana kwa makulidwe a macheka, kutalika kwa mano odulidwa
Mtundu wa kudula |
M'mimba mwake kumapeto woonda wa chipika kapena makulidwe a mtengo, cm |
Mphuno ya mano, mm | Makulidwe a mawonekedwe, mm |
Kudula mitengo Izi '' '' |
Chitani 20 21 - 26 27 - 34 35 ndi apo |
15 ndi 18 18 22 26 |
1,6 - 1,8 - 2,0 1,8 - 2,0 2,2 - 2,4 2,2 - 2,4 |
Kudula zipika mu matabwa Izi '' '' |
Chitani 22 23-24 35 - 44 45 ndi apo |
15 ndi 18 18 22 26 |
1,8 - 2,0 1,8 - 2,0 2,2 - 2,4 2,2 - 2,4
|
Kudula mitengo Izi |
Chitani 20 21 ndi apo |
15 18 |
1,6 - 1,8 1,8 - 2,0 |
Machekawo amaikidwa pamodzi ndi zomangira zomwe zimamangiriridwa kumunsi kwa macheka ndi seti ya ma stirrups awiri ndi ma bolt asanu ndi awiri kumtunda. Ma stirrups amamangiriridwa ku macheka pamakona ake akumbuyo kumbuyo kwake. Mphepete zopindika za chipwirikiti ziyenera kuyang'anizana. Asananyamule chipwirikiticho, m’mbali mwa machekawo apendedwe kuti awone ngati ali owongoka ndi ofanana, ndipo ngati siwofanana, adule pamakina akunola macheka.