Mechini ea sanding e sebelisetsoa ho sebetsana le libaka tse bataletseng le lintlha tse nang le li-curve - lipoleiti, liforeimi, li-veneers le lintho tse tšoanang - molemong oa ho fumana boreleli bo hlokahalang.
Li arotsoe ka mochini oa lebanta, disk, o kopantsoeng, oa cylindrical le oa profil.
Lihlaba tsa lebanta
Lisila tsa mabanta li sebelisetsoa lintho tse bataletseng, tse chitja le tse kobehileng le lihlahisoa tse nyane. Li arotsoe ka mechini e rapameng, e otlolohileng le ea profil ea ho sila.
Setšoantšo1: Mochini oa ho aena o nang le mofuta oa tafole o suthang Š1PS.
Lisila tse otlolohileng li arotsoe ka mechini e nang le tafole e tsitsitseng le e suthisehang e rapameng. Li-grinders tse nang le tafole e emeng li sebelisetsoa ho sila lintho tse nyane, le li-grinders tse nang le tafole e suthehang bakeng sa likarolo tse kholoanyane, liphanele, mamati, li-filling, veneer le tse ling.
Li-sanders tsa lebanta tse otlolohileng li sebelisoa ho sila likhutlo tsa likarolo, likhreite, likarolo tse chitja le tse ling.
Li-grinders tsa profil li sebelisetsoa ho sila likaroloana tse nang le bokaholimo bo kobehileng. Mofuta ona oa grinder ha o sebelisoe haholo indastering ea kaho.
Mongolong, lebanta la lebanta le nang le tafole e suthehang ea mofuta oa Š1 PS e boleloa e le eona e sebelisoang haholo (setšoantšo 1). E ka sebelisoa ho sila likarolo, lipoleiti le lihlahisoa tse bataletseng tsa bolelele 1.900 mm, bophara 800 mm le botenya 500 mm.
| Litšobotsi tsa tekheniki Š1 PS | Boleng |
|---|---|
| Lehlabathe lebanta bophara | 150 mm |
| Litekanyo tsa tafole ea mohala | 800 × 2.000 mm |
| Bolelele ba setoropo sa tafole | 1.300 mm |
| Letlapa le otlolohileng la tafole | 500 mm |
| Matla a motlakase | 3,4 kW |
| Palo ea liphetohelo tsa motlakase oa motlakase | 1.500 rpm |
| Boima ba mochini | 1.050 kg |
Diski le lisila tse kopantsoeng
Lisila tsa disc li ka ba le lipoleiti tse peli tsa ho sila tse behiloeng holimo kapa ka poleiti e le ’ngoe ea ho sila e tšekaletseng.
Setšoantšo 2: Letšoao la grinder le kopaneng la poleiti Š1 DB.
Disc sander e nang le poleiti e le ’ngoe e sebelisetsoa ho roala lehlabathe la angular le ho etsa lehlabathe lihlahisoa tse nyenyane tse nang le libaka tse nyenyane. Li-grinder tsa disc tse nang le lipoleiti tse peli ha li sebelisoe hangata.
Bakeng sa ho sila sephara, profild le likarolo tse nang le bokaholimo bo kobehileng, ho sebelisoa lisila tse kopaneng le li-grinder tsa profil. Mofuta o mong oa li-grinder tse kopantsoeng ke Š1 DB plate-roller type (setšoantšo 2), e nang le poleiti e otlolohileng le rolara.
Lesela la sanding le huleloa holim’a poleiti ea mochini le cylinder (bobbin). Letlapa le rolara li behiloe holim’a li-shafts tsa motlakase oa motlakase. Ka mokhoa o khethehileng oa eccentric, rolara e tsamaea e bapile ho shaft, ka morao le pele, ka amplitude ea 0 ho 40 mm. Letlapeng le emeng, ho behoa tafole bakeng sa likarolo kapa lihlahisoa tse nyenyane tse hlokang ho roala; tafole e ka boela ea behoa ka lehlakoreng la poleiti ea ho sila.
| Sebopeho sa tekheniki Š1 DB | Boleng |
|---|---|
| Plate bophara | 800 mm |
| Diameter ea rolara | 90 mm |
| Bolelele ba ho sebetsa ba rolara | 210 mm |
| Kakaretso ea bolelele | 240 mm |
| Palo ea oscillations ea rolara | 140 ka motsotso |
| Sekama angle ea tafole poleiti | 15° holimo le 45° tlase |
| Sekama sekhutlo sa tafole ho rolara | 15° holimo le 30° tlase |
| Matla a koloi ea motlakase ea rolara | 1,6 kW ho 3.000 rpm |
| Matla a motlakase oa poleiti | 2,8 kW ho 750 rpm |
| Boima ba mochini | 900 kg |
Boemo le li-grinder tsa cylindrical
Li-grinders tsa profil li sebelisetsoa ho sila likarolo tsa profil. Li na le spindle e nang le hlooho e sebetsang eo ho eona ho kenngoa ka lesela la sanding ho tsitsitseng ho pota-pota. Nakong ea ts’ebetso, lisebelisoa li khomarela elastically lesela la sanding ho profil ea element.
Li-cylindrical grinders li arotsoe ka silinda e le ’ngoe, li-cylinder tse peli, li-cylinder tse tharo le li-cylinder tse tšeletseng, tse nang le tsamaiso ea matsoho le ea mechine. Ho tsamaisa ka letsoho ho etsoa ho li-grinders tsa silinda e le ’ngoe, tse sebelisoang hangata bakeng sa likarolo tse nang le bokaholimo bo kobehileng, joalo ka li-arched profiles.
Li-grinders tse nang le li-cylinder tse ngata tse nang le ts’ebetso ea mochini li sebelisoa bakeng sa ho sila mapolanka, li-veneers le liforeimi. Ho tsamaea ho ka etsoa ka rolara kapa lebanta le tsamaisang rabara. Ho falla ho sebelisoa rolara ho sebelisoa ha ho etsoa lehlabathe li-veneers, le ho falla ka lebanta la conveyor ha ho etsoa liphanele, mamati le liforeimi.
Li-cylinders tsa mochini oa sanding ke li-tubes tsa tšepe tse nang le lisebelisoa tsa ho leka-lekanya le ho tiisa lesela la sanding. Li ka ba tse feletseng kapa tsa khaola. Lesela la lehlabathe le phunyeletsoa holim’a silindara eohle ka spiral ’me le behiloe ka pele ho cylinder ka sesebelisoa se khethehileng sa ho tiisa. Ho li-cylinders tse sehiloeng, lesela la sanding le tlamelloa ka har’a sekotjana se haufi le moqomo.
Li-cylinders tse feletseng li loketse ho tiisa lesela la sanding ’me ho bonolo ho leka-lekanya. Li ka behoa ka holimo kapa ka tlas’a ntlha e ntse e le fatše, ’me boemo bo ka holimo bo boleloa e le bo loketseng haholoanyane. Ntle le ho sisinyeha ha rotary, li-cylinders li boetse li tsamaisana le axis ea tsona, hoo e ka bang.100ya ho shapa habedi ka motsotso ha o tsamaya ho tloha10 mm. Moqomo o ka qalisoa ka lebanta la phetiso kapa li-motor tse hahiloeng ka har’a motlakase.
Li-Sanders tse nang le sebaka se ka holimo kapa se ka tlaase feela sa cylinder li hloka hore likarolo li fetisetsoe habeli nakong ea lehlabathe le mahlakoreng a mabeli. Li-grinder tsa li-cylinder tse tšeletseng tse nang le maemo a holimo le a tlase li sila mahlakore ka bobeli a element ka tsela e le ’ngoe.
Setšoantšo3: Sekema sa Kinematic sa mochine oa ho sila oa li-cylinder tse tharo Š1ZC.
Mongolo o bua ka mochine oa ho sila oa li-cylinder tse tharo o nang le sejo sa lebanta Š1ZC (Setšoantšo sa3), e reretsoeng ho sila ka bongata ba likarolo tse bataletseng tsa liforeimi le lipoleiti ho fihlela ho1.300 mmle bolelele bo bonyenyane200 mm.
| Litšobotsi tsa tekheniki Š1ZC | Boleng |
|---|---|
| Mochine oa ho falla, likhato tse ’nè | 4,6,8le12 m/min |
| Bophara ba silinda | 280 mm |
| Palo ea liphetohelo tsa cylinder | 1.500rpm |
| Palo ea axial oscillations ea silindara | leihlo100ka motsotso |
| Palo ea likoloi tsa motlakase | 6 |
| Matla | 27,8kW |
| Boima ba mochini | 6.500 kg |
Lesela la sanding le boholo ba grit
Lesela la lehlabathe, le nang le pampiri kapa lesela la k’hothone leo ho lona ho kenngoeng lithollo tse bohale tsa thepa e thata, le sebetsa joalo ka seretse. Ho thathamisitsoe masela a ho sila a nang le likhalase tsa khalase, lejoe le thata, quartz, corundum le electrocorundum. Ho latela mahoashe a lijo-thollo, masela a sanding a aroloa ka lipalo.
Tafole ea mantlha e thathamisa linomoro tsa lesela la sanding le kileng la hlahisoa USSR:
| Nomoro ea lesela la lesela | Lisaese tsa lijo-thollo ka bophara, mm | Nomoro ea lesela la lesela | Lisaese tsa lijo-thollo ka bophara, mm | Nomoro ea lesela la lesela | Boholo ba lijo-thollo ka bophara |
|---|---|---|---|---|---|
| 12 | 1,68 | 80 | 0,177 | 325 | 0,030 |
| 16 | 1,19 | 100 | 0,149 | M-28 | 0,028 |
| 20 | 0,84 | 120 | 0,126 | M-20 | 0,020 |
| 24 | 0,71 | 140 | 0,105 | M-14 | 0,014 |
| 36 | 0,50 | 170 | 0,088 | M-10 | 0,010 |
| 46 | 0,35 | 200 | 0,074 | ||
| 60 | 0,25 | 280 | 0,063 |
Ho ea ka thepa eo lijo-thollo li kopantsoeng ka eona ho substrate, masela a sanding a etsoa bakeng sa lehlabathe le omileng le le metsi. Thepa e tlamang e sebelisoang bakeng sa lehlabathe le omeletseng lea utloahala, le likhomaretsi tsa maiketsetso bakeng sa lehlabathe le metsi. Masela a santa a nang le likhomaretsi tse sa keneleng metsi a sebelisoa bakeng sa ho kopanya livarnish tsa nitrocellulose ka pente kapa lisebelisoa tse ling tsa lehlabathe.
Mekhoa ea ho sebetsa ea mochini o silang
| Matshwao a mokgwa | Tekanyo ea tekanyo | Mechine | ||||
|---|---|---|---|---|---|---|
| Tanjiraste | Rails | Lipina tse nang le sesebelisoa sa ho tsitsisa | Silindara e le 'ngoe | Licylinder tse tharo tse tsamaisang sebaka ka mochini | ||
| Lebelo la ho sila | m/sec | 15-20 | 12-20 | 12-20 | 15-23 | 23,5 |
| Khatello e khethehileng | kg/cm2 | 0,6-0,7 | 0,3-0,5 | 0,6 | 0,4 | 0,4 |
| Lebelo la ho fepa | m/min | – | – | – | – | 4-12 |