Mekhoa ea ho tsamaisa lifate e ka ba e tsoelang pele kapa ea nakoana. Ka ho sisinyeha ho tsoelang pele, log e tsamaea ka mokhoa o tsoelang pele le ka mokhoa o ts'oanang nakong ea ts'ebetso e sebetsang le e sa sebetseng ea foreimi ea heke. Ka ho sisinyeha ha nakoana, logi e tsamaea feela bakeng sa karolo e le 'ngoe ea phetoho e' ngoe le e 'ngoe ea shaft - ka linako tse ling. Ho sisinyeha ha nakoana ho ka etsoa nakong ea ho sebetsa kapa ho sa sebetse ha heke.
Motsamao o tsoelang pele o sebelisoa ho balebeli ba liheke tse nang le li-double-decker tse potlakileng tse nang le palo e phahameng ea liphetohelo; ho sisinyeha ha nakoana - ka li-gaiters tse tsamaeang butle tse nang le palo e tlase ea liphetohelo.
E le ho rema lifate holim'a metsi, ho hlokahala hore lisakha tse ka har'a kotopo li be le moepa o itseng. Bongata ba moepa oa mola o khethoa ke mokhoa o tsoelang pele oa motsamao:
y: Δ / 2 + (1/2) limilimithara; bakeng sa ho sisinyeha ha nakoana nakong ea ts'ebetso ea ho sebetsa y = 2 ho 5 mm; bakeng sa ho sisinyeha ha nakoana nakong ea ho idling y = Δ + (1/2) mm.
Mona, y ke nagi ea sakha foreiming, mm; Δ - ho sisinyeha ha log kapa sefate nakong ea ho potoloha ha gater roller, mm.
Setšoantšo sa 1: Inclinometer ea ho lekanya palo ea tšekamelo ea sakha
The overhang (tšekamelo) ea sakha e hlahlojoa ka overhang gauge. Overhang gauge e na le likhoele tse peli tsa tšepe tse hokahaneng le lenonyeletso ka holimo, 'me pheletsong e ka tlase ho na le mochophoro o faphameng o nang le polelo bakeng sa ho feta ha screwing tensioning ka nate ea serurubele. Boemo ba moea bo tsitsitse holim'a tšepe e le 'ngoe. The tšekamelo e baloa ka limilimithara ka bolelele ba foreime setorouku ka sekala, e leng teng botlaaseng ba sesebediswa (sa feiga. 1).
E le ho khaola mapolanka kapa maballo a botenya bo hlokahalang pakeng tsa lisakha ka foreimi, ho kenngoa (li-divider) ho kenngoa, bophara ba eona bo lumellanang hantle le botenya ba sefate se lokelang ho khaoloa.
Spanung ke sete sa lisakha ka foreime e nang le libaka tse behiloeng pakeng tsa tsona, motheong oa hore lifate tse sahiloeng tsa litekanyo tse hlokahalang li fumanoa. Botenya ba ho kenya bo khethiloe ho latela mokhoa oa S = a + b + 2c mm. Moo S e leng botenya ba ho kenya; a - boto botenya ka lebitso; b - ho feteletseng bakeng sa ho omisa; c - boholo ba ho ata ha meno ka lehlakoreng le leng.
Ho kenya (setšoantšo sa 2) ho entsoe ka lehong le omeletseng (le nang le mongobo o phahameng oa 15%) birch, chub, beech, molora.
Setšoantšo sa 2: Tse kenyelletsang (li-divider)
Lekhetho la ho omisa le eketsoa ho bophara le bolelele ba lehong la coniferous le sawneng - phaene, spruce, fir, kedare le larch, e fumanoang nakong ea ho khaola ho tsoakaneng (ka mokhoa oa tangential-radial oa mehele ea selemo le selemo) ea lifate tse kolobileng kapa ha seha se kolobile. mapolanka a sahiloeng ho etsa bonnete ba ho fumana litekanyo tse hlokahalang tsa thepa sebakeng se omileng.
Patsi e entsoeng ka sawn ea li-conifers tse thathamisitsoeng e arotsoe ka lihlopha tse peli ho ea ka boholo ba ho omisa ho feteletseng: ea pele e kenyelletsa phaene, spruce, kedare le fir, ea bobeli e kenyelletsa larch.
Litekanyo tsa botenya le bophara ba lepolanka le sakhang le nang le mongobo oa pele oa ho feta 30% le mongobo oa ho qetela oa 15% li fanoe ho Lethathamo la 1.
Letlapa la 1: Litekanyo tsa ho omisa patsi ea coniferous e sahiloeng, limilimithara
| Litekanyo tsa mapolanka a sahiloeng ka botenya le bophara ka mor'a ho omisoa, mm (ka mongobo 15%). | Pheteletso | |
| Pine, spruce, fir, kedare (sehlopha sa I) | Larch (sehlopha sa II) | |
|
6-8 10-13 16 19 22 25 30 35 40 45 50 55 60 65 70 75 80 85 90 100 110 120 130 140 150 160 170 180 190 200 210 220 240 260 280 300 |
0,5 0,6 0,8 1,0 1,0 1,0 1,5 1,5 1,5 2,0 2,0 2,0 2,5 2,5 2,5 3,0 3,0 3,0 3,5 3,5 4,0 4,0 5,0 5,0 5,0 5,0 6,0 6,0 6,0 7,0 7,0 7,0 8,0 8,0 9,0 9,0 |
0,7 0,8 1,0 1,5 1,5 1,5 2,0 2,0 2,0 2,5 2,5 2,5 3,5 3,5 3,5 4,0 4,0 4,0 4,5 4,5 5,0 5,0 6,0 6,0 6,0 6,0 8,0 8,0 8,0 9,0 9,0 9,0 10,0 10,0 12,0 12,0 |
Ha ho khaola lifate kapa maballo a nang le mongobo o ka tlase ho 30%, boholo ba ho feteletseng bo baloa e le phapang pakeng tsa boholo ba ho feteletseng bakeng sa mongobo oa ho qetela o kōptjoang le ho feteletseng bakeng sa mongobo o teng oa lehong. Patsi e entsoeng ka lehong le thata, e kenyelletsang beech, hornbeam, birch, oak, elm, maple, molora, aspen, poplar, e arotsoe ho ea ka palo ea ho omisa ka lihlopha tse peli bakeng sa tataiso ea tangential le lihlopha tse peli bakeng sa tataiso ea radial.
Sehlopha sa pele se kenyelletsa birch, oak, maple, molora, alder, aspen le poplar, 'me ea bobeli - beech, hornbeam, elm le linden.
Bakeng sa patsi e sahiloeng ka halofo ea radial (e nang le tataiso ea lijo-thollo tsa tangential-radial), litumello tse behiloeng bakeng sa patsi e nang le tataiso ea lijo-thollo tse tangential li lokela ho fanoa. Mehato e fetelletseng bakeng sa botenya le bophara ba lepolanka le sahiloeng ka mahlakoreng a tangential le a radial a nang le mongobo oa pele oa 35% abs. le ho feta le mongobo oa ho qetela oa 10 le 15% abs., 'me ho itšetlehile ka sehlopha, li khethoa ho latela tafole ea 2.
Letlapa la 2: Mehato e fetelletseng bakeng sa lehong le sahiloeng la mefuta ea lehong le thata, mm
