Awọn abuda kan ti gaiters

Awọn abuda kan ti gaiters

Awọn ọna ẹrọ fun gbigbe awọn akọọlẹ le jẹ ilọsiwaju tabi lemọlemọ. Pẹlu iṣipopada lemọlemọfún, log naa n gbe ni igbagbogbo ati ni deede lakoko iṣẹ-ṣiṣe ati ikọlu laišišẹ ti fireemu gater. Pẹlu iṣipopada lainidii, log naa n gbe nikan fun apakan kan ti iyipo kọọkan ti ọpa - lainidii. Iyipo agbedemeji le ṣee ṣe lakoko ṣiṣiṣẹ tabi ṣiṣiṣẹ ti gater.

Ilọsiwaju lilọsiwaju ni a lo ni iyara-gbigbe ni awọn oluṣọ ẹnu-ọna meji-decker pẹlu nọmba giga ti awọn iyipada; iṣipopada aarin - ni awọn gaiters ti o lọra pẹlu nọmba kekere ti awọn iyipada.

Lati ge awọn igi lori goôta, o jẹ dandan pe awọn saws ti o wa ninu gutter ni ite kan. Titobi ite laini jẹ ipinnu nipasẹ apẹrẹ išipopada lilọsiwaju: 

y: Δ / 2 + (1/2) mm; fun iṣipopada agbedemeji lakoko iṣọn-iṣẹ iṣẹ y = 2 si 5 mm; fun gbigbe lemọlemọ nigba idling y = Δ + (1/2) mm.

Nibi, y ni nagi ti awọn ri ninu awọn fireemu, mm; Δ - gbigbe ti log tabi tan ina lakoko yiyi ọkan ti rola gater, mm.

20190926 160715

Aworan 1: Inclinometer fun wiwọn iye ti idagẹrẹ ti awọn ri

Awọn overhang (itẹra) ti awọn ri ti wa ni ẹnikeji pẹlu ohun overhang won. Iwọn overhang naa ni awọn ila irin meji ti o ni asopọ si isẹpo ni oke, ati ni opin isalẹ pẹlu ṣiṣan ifapa pẹlu ikosile fun gbigbe ti skru tenilorun pẹlu eso labalaba kan. Ipele ti ẹmi kan wa titi lori okun irin kan. Awọn ti tẹri ti wa ni ka ni mm lori awọn ipari ti awọn ọpọlọ fireemu lori asekale, eyi ti o ti wa ni be ni isalẹ ti ẹya ẹrọ (olusin 1).

Ni ibere lati ge awọn igbimọ tabi awọn opo ti sisanra ti a beere laarin awọn wiwu ninu fireemu, awọn ifibọ (awọn onipinpin) ti fi sii, iwọn ti eyiti o baamu deede si sisanra ti tan ina lati ge.

Spanung jẹ ṣeto awọn saws ni fireemu kan pẹlu awọn aaye ti a ṣeto laarin wọn, lori ipilẹ eyiti a gba igi sawn ti awọn iwọn ti a beere. Awọn sisanra ti awọn ifibọ ti wa ni ipinnu ni ibamu si awọn agbekalẹ S = a + b + 2c mm. Nibo S jẹ sisanra ti ifibọ; a - sisanra igbimọ ti orukọ; b - apọju fun gbigbe; c - iwọn ti itankale awọn eyin ni ẹgbẹ kan. 

Awọn ifibọ (fig. 2) jẹ ti igi gbigbẹ (pẹlu iwọn 15% ọriniinitutu) birch, chub, beech, eeru.

Sikirinifoto 20190926 161427

Nọmba 2: Awọn ifibọ (awọn onipinpin)

Ifunni gbigbẹ ti wa ni afikun si iwọn ati awọn iwọn gigun ti igi coniferous sawn - Pine, spruce, fir, kedari ati larch, eyiti o gba lakoko gige idapọ (pẹlu eto tangential-radial ti awọn oruka ọdọọdun) ti awọn igi tutu tabi nigba gige tutu. sawn gedu lati rii daju gbigba awọn iwọn ti a beere fun ohun elo ni ipo gbigbẹ.

Igi sawn ti awọn conifers ti a ṣe akojọ ti pin si awọn ẹgbẹ meji ni ibamu si iwọn ti gbigbe gbigbẹ: akọkọ pẹlu Pine, spruce, kedari ati firi, keji pẹlu larch.

Sisanra ati awọn wiwọn iwọn ti igi sawn pẹlu akoonu ọrinrin ibẹrẹ ti o ju 30% ati akoonu ọrinrin ikẹhin ti 15% ni a fun ni Tabili 1. 

Table 1: Awọn iwọn fun gbigbe sawn coniferous igi, mm

Awọn iwọn ti igi sawn nipasẹ sisanra ati iwọn lẹhin gbigbe, mm (pẹlu ọriniinitutu 15%) Àsọdùn
Pine, spruce, firi, kedari (I ẹgbẹ) Larch (II ẹgbẹ)

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

Nigbati o ba ge awọn igi tabi awọn opo pẹlu akoonu ọrinrin ni isalẹ 30%, iwọn apọju jẹ iṣiro bi iyatọ laarin iwọn ti apọju fun ọrinrin ikẹhin ti a beere ati iyọkuro fun ọrinrin igi ti o wa tẹlẹ. Igi ti o ni igi ti awọn eya igilile, eyiti o pẹlu beech, hornbeam, birch, oaku, elm, maple, ash, aspen, poplar, ti pin ni ibamu si iye gbigbe si awọn ẹgbẹ meji fun itọnisọna tangential ati si awọn ẹgbẹ meji fun itọsọna radial.

Ẹgbẹ akọkọ pẹlu birch, oaku, maple, eeru, alder, aspen ati poplar, ati keji - beech, hornbeam, elm ati linden.

Fun gedu sawn idaji-radial (pẹlu itọsọna ọkà tangential-radial), awọn iyọọda ti a pinnu fun igi pẹlu itọsọna ọkà tangential yẹ ki o fun. Awọn iwọn wiwọn fun sisanra ati iwọn fun gedu sawn ni tangential ati awọn itọnisọna radial pẹlu akoonu ọrinrin ibẹrẹ ti 35% abs. ati diẹ sii ati pẹlu ọriniinitutu ikẹhin ti 10 ati 15% abs., ati da lori ẹgbẹ, ni ipinnu ni ibamu si tabili 2.

Table 2: Overmeasures fun sawn igi ti igilile eya, mm

ninisw

 

 

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