Tlhokomeliso ea Bohlokoa: Ena ke mongolo oa khale oa khale, eseng lintlha tsa morao-rao tsa mochini, tlhahlobo ea kotsi kapa bukana ea ho phunya le ea ho thibela. Mehlala, litekanyo, lebelo, liforomo, lisebelisoa, botebo ba ts’ebetso, litataiso le lits’ebetso li tlameha ho hlahlojoa ho latela melaoana e sebetsang, litokomane tsa moetsi le melao e sireletsehileng ea mosebetsi.

Sengoloa sena ha se tlhahiso ea mechini, lisebelisoa kapa litokomane tsa litšebeletso tsa Savo Kusić. Tlhahiso ea hajoale e shebane le lifensetere, mamati le litharollo tse amanang.

Mefuta ea mechini ea ho cheka le e borai

Mechini ea ho cheka (li-drill) le li-countersinking li sebelisetsoa ho phunya masoba a pota-potileng, a kenang ka har’a thepa hohle, kapa feela ho isa tekanyong e itseng, bakeng sa ho etsa li-plug le li-grooves ka likarolo tse kopantsoeng le tse tsoelang pele.
Drills li arotsoe: ho ea ka boemo ba li-spindles tse sebetsang ho ea holimo le ka holimo; ho ea ka palo ea li-spindle - li-spindle tse le ’ngoe, li-spindle tse tharo le tse ngata; ka mofuta oa maeto —  ho etsa lithupelo ka ho tsamaea ka matsoho le ka mochini.
Mechini ea ho cheka e arotsoe ka li-drill le li-drill; ka palo ea li-spindle - li-spindle tse le ’ngoe le li-multi-spindle; ho latela mofuta oa motsamao - ka mechini e nang le motsamao oa matsoho le oa mochini. Li-spindle tse sebetsang tse nang le sesebelisoa sa ho phunya li fumana motsamao oa rotary ho tloha moqomong oa enjene ea motlakase e hahelletsoeng ka hare. Ka li-cutters tsa ketane e le ’ngoe, sehahi sa ketane se ea ho ntho e lokelang ho etsoa. Ka mechini e nang le li-spindle tse ngata, tafole e nang le likarolo tse lokelang ho sebetsoa e ea sesebelisoa se tenang. 

Mechini ea ho cheka le ho teba ka ho sisinyeha ha mochini hangata e na le bonyane lebelo la ho sebetsa tse peli le e ’ngoe bakeng sa lebelo le sa sebetseng. Tabeng ea mechine ea ho cheka le ea countersinking, sesebelisoa sa ho sebetsa ke sekoti se sekoti se pota-potileng ’me se behiloe ka har’a sekoti holim’a shaft ea motlakase oa motlakase. Kaho ena ea boro e etsa hore ho khonehe ho etsa masoba a litekanyo tse nyane.

Litšobotsi tsa tekheniki

Tafole 1 e fana ka litšobotsi tsa tekheniki tsa mefuta ea mantlha ea mechini ea ho cheka le ho tebisa.

Tafole 1: Litšobotsi tsa tekheniki tsa mochini oa ho phunya le ho teba
Indicators Yuniti ya tekanyo Mopo o otlolohileng SVG-3 Mochini oa ho sila oa Chain DCA Seboro se otlolohileng se nang le spinele e le 'ngoe SV-2M
Bongata ba ho cheka bophara mm 25 16 50
Botebo bo phahameng ba ho cheka mm 100 175 120
Material dimensions
width
thickness

mm
mm

250
125

250
200

–
–
Palo ea liphetoho tsa spindle min 3000 3000 3000
Matla a enjene ea motlakase ho khanna mekhoa ea ho seha kW 2,2 3,2 2,2
Matla a enjene ea motlakase ho khanna mekhoa ea phallo kW – 0,52 –

Mosebetsing o sebetsang oa lik’hamphani tsa indasteri ea kaho bakeng sa ho sebetsa ka mapolanka, ho cheka likoti tse telele tsa “brand SVGD-” ho sebelisoa haholo.3(feie.1) moo likoti tse chitja li ka phuntsoeng le ho etsoa li-grooves tse fapaneng. Li-drill tsa mafito holim’a likarolo tsa mamati le lifensetere le tsona li sebelisoa haholo (sa feiga.2), metjhini e silang ka ketane e le ’ngoe e nang le motsamao oa matsoho kapa oa mochini (sa feiga.3). Mochine ona o ka etsa masoba ka bophara ba6ho30 mm, botebo ho fihlela175 mm. Tafole ea mochine e ka tsamaea ka holimo le ka holimo225, ke hore400 mm. Likoti li ka boela tsa etsoa ka lehlakoreng. Sena se finyelloa ka ho fetola tafole bakeng sa30o ka mahlakoreng a mabeli. Ho ea ka bophara ba sekoti, matla a motlakase a ka ba3,2kapa5,5kW

Ho cheka lesoba le lelelele, leibole ea polokelo ea litaba20190927 190158 5

Setšoantšo1: Ho cheka lesoba le lelelele le otlolohileng

Boro, tag ea polokelo20190927 190654 5

Setšoantšo2: SvSA knot drill

Mochini o silang oa ketane e le ’ngoe, lebokose la polokelo20190927 190654 5 1

Setšoantšo3: Mochini o silang oa ketane e le ’ngoe DCA -2

Tlhaloso ea nalane ea ts’ebetso ea mochini o silang oa ketane

Seipone sa ketane se lokela ho atametsoa haufi le ntho e ntseng e sebetsoa butle-butle, ntle le khatello ea tšohanyetso. Lebelo la phepelo la sekhechana sa ketane le lokela ho fokotseha ha bolelele ba ho phunya bo ntse bo eketseha.

Ha u phunya masoba a malelele, sekhechana sa ketane se qala ho kenngoa ka lehlakoreng le leng la sekoti, ebe ka lehlakoreng le leng ’me qetellong se bohareng, ka mor’a moo lesoba lohle le etsoa mochine. Ho boloka botebo ba ho phunya nakong ea mosebetsi, ho sebelisoa washer, e lokelang ho ts’oaroa ka mochine o khethehileng, o leng mochine. Ka nako e le ’ngoe, ketane ha ea lokela ho indents ho feta 70 mm. Seseha sa ketane ha sea lokela ho fihla ho tsoa ho tataiso eseng ho feta 5 - 6 mm.

Lebelo la ho sisinyeha ha ketane e sehang e tlameha ho ba 2,5 - 10 m/sec. Lebelo la motsamao o otlolohileng, ha botebo ba ho sila e le 60 mm, ke 25 ho 30 m/min. Ha botebo ba ho phunya bo fihla ho 100 mm, lebelo la hardwood ke 20 ho 30 m/min, ’me ha botebo bo le boholo ho feta 100 mm, lebelo ke 10 ho 20 m. Sekhahla sa phepelo e tšekaletseng ke 50 ho isa ho 70% ea sekhahla sa phepelo e emeng. 

Palo ea nalane ea tlhahiso

Palo e tloaelehileng ea tlhahiso ea mochini oa ho sila ka likotoana tsa masoba a entsoeng ka mochini e ka khethoa ka foromo: Psm = 480 Kd Ks / Tmaš, moo Psm e leng tlhahiso nakong ea phetoho e le ’ngoe; Tmaš- nako ea mochini e hlokahalang bakeng sa ho phunya lesoba le le leng, min; Ks - coefficient. tšebeliso ea letsatsi la ho sebetsa, e lekana le 0,9; Kd - coefficient. ea tšebeliso ea mochini, e lekanang le 0,7 - 0,8.

Kakaretso ea tlhahiso ea ho cheka masoba a malelele palo ea masoba bakeng sa shift e le ’ngoe e ka khethoa ho latela foromo: Psm = 480 60KdKs/Tmaš, moo Psm - tlhahiso nakong ea phetoho e le ’ngoe, likhomphutha. lesoba; Tmaš - nako ea mochine; Kd - coefficient. ea tšebeliso ea letsatsi la ho sebetsa, e lekanang le 0,9; Ks - coefficient. ea tšebeliso ea mochini, e lekanang le 0,6 ho 0,8.

Lisebelisoa tsa ho cheka le ho qoelisa

Lisebelisoa tsa ho cheka ketane ke li-chain cutters (fig. 4) tse behiloeng holim’a litataiso tse nang le lisebelisoa tsa ho tiisa.

Likarolo tsa li-chain cutters, tag ea polokelo 20190927 190654 5 2

Setšoantšo 4: Likarolo tsa li-chain cutters

Li-milling cutters li na le manonyeletso a motho ka mong, a kopantsoeng ke li-rivets. Sekhahla se tloaelehileng sa ketane ke 11,3 mm. Litekanyo tsa li-chain cutters li fanoe ka har’a tafole 2.

Lisebelisoa le mechini ea ho cheka likotoana tsa ho cheka - feiga. 5. E le molao, li-drill bits li etsoa lik’hamphani tse khethehileng. Khetho ea mofuta o mong kapa o mong oa auger e itšetlehile ka mofuta oa mosebetsi o lokelang ho etsoa. Mohlala, likhaba kapa spiral drill bits li sebelisoa bakeng sa ho etsa li-grooves, spiral, worm le drill bits li sebelisetsoa ho etsa mekoti e tebileng; li-plug tse nang le li-cutters li sebelisetsoa ho kenya le li-plug bakeng sa ho bula mafito a oeleng. Mekotla e bohareng e sebelisetsoa ho etsa masoba a sa tebang.

Likotoana tsa ho cheka lehong, tag ea polokelo 20190927 190654 5 3

Setšoantšo 5: Likotoana tsa ho cheka tse sebelisoang ho rala mapolanka

Tafole 2: Litekanyo tse tloaelehileng tsa li-chain cutters
Bophara ba ketane 6,8 10 14,16 18 20 22 25 30
Boemo bo phahameng ba lesoba 60 125 – – – 150 – –
Tataiso le bophara ba ketane 40 – 40,55 – – 55 – –