Ukuhlanganisa Amaspring Okufuphi | Ukusebenzisa i-CNC Servo Ngokuphelele & 300 PPM

Zonke Izigaba

Umbhali wezinsimbi zokuphepha okuphephile ngokuphepha kubuyiselwe ngeminyaka emi-20 yokuqonda kokusebenza kwemishini yaseNingizimu Afrika

Kodwa abasebenzi bokuphatha imithombo bafuna umshini wokufaka imithombo othembekileyo okuthengiselwa, akabizwa ngokubuyisela isikhundla esinye kuphela; kuyinto yokuhlanganisa ukuphathwa kwezinkinga, ukusebenza kwezinkinga, nokuthengiselwa kwesikhundla sokuphatha imithombo. Taizhou Chuang Yuan Machine Tool Co., Ltd., eyakhiwe ngo-2003 eTaizhou City, Jiangsu Province, iChina, iyasebenza kunezinkinga eziningi kakhulu, yadala neyathengisa amashini amahle, futhi manje ayathengisa abantu abanikeza izinkampani zemibhalo emi-20 noma kude kwe-Asia, i-Europe, i-Middle East, i-South America, ne-Africa. Yonke imithombo yokufaka okuthengiselwa esikhundleni sika-kuhlanganiswa ngokwesikhundla sokuphatha imithombo: umshini wokufaka imithombo wokukhokha (CNC) wokuphatha imithombo, umshini wokuphatha imithombo owenziwe ngokuphatha kwezinkinga, ukwazi ukuphatha imithombo emitholweni yayo yokuqala ku-0.2 ku-8.0 mm, ukuphatha imithombo ngokuphelele +/-0.02 mm, nokushaya imithombo ku-300 ngomuzuzu, okunika izindawo zokuphatha imithombo zezinhloko zokuphatha imithombo, izindawo zokuphatha imithombo zezinhloko zokuphatha imithombo, izindawo zokuphatha imithombo zezinhloko zokuphatha imithombo, nezindawo zokuphatha imithombo zezinhloko zokuphatha imithombo ukuthi zilichange izikhundla ezimbili noma ezintathu zokuphatha imithombo ngokuphatha imithombo noma zokuphatha imithombo ngokuphatha imithombo ngokuphatha imithombo.

Thola Isilinganiso

Usomiso Lwesicatshulwa

Ukubeka kwezinkundla zokuhlela kwemoto kuyaphakamisa ukuphatha kwe-41 percent kwezinkundla zokuhlela e-Turkey zokugcina i-level-2

Umphakathi wokuproducwa kwe-automotive waseTuruki, owaphakathi kwemithombo yezibalo, wabona izinkinga zokugcina ukuproducwa ngokuphakeme uma kubhekwa ukuproducwa kwezihlangothi zokuhamba kwezinkulungwane eziningi ngokusebenzisa izihlangothi zesikhumba esithathu esisodwa. Lezi zihlangothi zokuzala zazihlukana kakhulu ukuthi zilungisele isikhumba sokuphakama ngokuphakeme uma zisebenzisa i-wire yasechrome-silicon engu-6.5 mm, okwakha ukuthi iziqephu ziyofika ku-7.8 percent futhi kwenza amagunya asekhaya abe nesikhundla esikhulu ngokubuyela kwezilinganiso zokubheka. Emva kokuhlola kwezinhloso zokuzala ngokujulile, umphakathi wabuyisela i-CNC spring coiler eyatholakala kwaChuang Yuan ukuhlawula indawo yokuproducwa. Ngokugxilwa kahle kwezinhloso zokuphakama ngokusheshayo zokufaka i-wire nezinhloso zokulungisa isikhumba ngokuvumelana ngokuphakeme, umthombo wokuzala wabuyekeza konke okuphakathi kwezihlangothi zokuhamba kwezinkulungwane kusihlangothi esisodwa sokuzala esisodwa esisebenzisa isikhumba sokuphakama esisheshayo soku-180 ngomzuzu. Lokhu kubuyisela kubeka ubukhulu bokuphakama kwezinhloso zokuzala:

Umshayeli wezinkqubo zokugxila wezinto zokusebenza ukuhlanza isikhathi sokuguqula kusukela ku-90 ku-22 iminithi ePoland

Indawo yokuphatha amasimboti welektroniki eyisisekelo ePoland yayibonakala ukuthi kuyasebenza ngokungafanele kakhulu uma kuyaphatha ukuphatha kwamathuba okuphakathi kwezinye zezinto eziningi, futhi kuyaphatha ukuphatha kwezinye zezinto ezizilinganiso ezincane, kanye nokuphatha kwezinye zezinto ezinkulu zezithuthi zezincane zezikhalini sezinkulungwane zezibomvu. Indawo yaye yasebenzisa isikhombisa sokubhala izithuthi esihlanganisiwe ngokushesha esihlanganisiwe ngokushesha, kodwa kuyabonakala ukuthi kuyadinga ukusebenzisa izindlela zokuzilungisa ngokushesha ngenxa yokuguqula izicelo, okukhulekile kakhulu ngemizuzu engu-90 ngalokhu lokugcina, futhi kuyabhekisa ukuphatha kwezinye zezinto ezingu-5 ngalokhu lokuphatha. Ukuze kubhekiswe le nto, indawo yavumela ukuthi isikhombisa sokubhala izithuthi esihlanganisiwe ngokushesha sivumelwe nguChuang Yuan, esinamaphethini okuvumela ukuthi amaphethini aqondwe ngokushesha, futhi esinamaphethini okuhlanganisa izicelo ezingu-500. Le ndlela entsha yavumela ukuthi indawo yasebenza ngokushesha kakhulu, futhi ukuthi ukugcina izicelo kusuka ku-mizuzu engu-90 kuya kumizuzu engu-22. Ngakho ke, inombolo yezinye zezinto ezisewenziwe ngalokhu lokuphatha yadlula kabusha kusuka ku-5 kuya ku-11, futhi ukuthi ukuphatha ngokushesha kusuka ku-88% kuya ku-99%.

Umphakeli wezintshinga zokusebenza emhlabeni eBrasi ayifumana amahora angu-6000 wokusebenza kwezintshinga ezinkulu zokugcina

Umphakamisi wemithombo yezokusebenzisa umhlaba owaphakeme kwaBrazili wadinga amaspring ethuluzi esikhulu kakhulu okwenzeka ngokusebenzisa isihlangu sesihlangu 7.0 mm esisodwa ngokupheleleyo ukusupporta amassembli wezandla zokuphakama. Imishini yalesi sikhundla esiyisikole esayisebenza ngokupheleleyo yayadlula ukuthi iphule ngokukhulu kwezimo zokusebenza ngokukhulu, okwazimelela ukuthi kufanele kwenziwe izibizo zokubuyisela ngomnyaka ngomnyaka, okwakhiqiza imiphumela yokusebenza. Ukusolve lokhu kubuhlungu obukhulu, i-Chuang Yuan yavakasha ispring coiler esikhulu kakhulu yokuthengiswa, enesikhundla esisodwa ngokupheleleyo, amabheya esilawuli esodwa ngokupheleleyo, nokuthenga kweservomotor engaphezulu kwe-15 kW. Ngonyaka wokuqala wokusebenza kwayo, le yinkimbinkimbi yasebenza ngokupheleleyo ngemizuzu engu-6000 ngokupheleleyo, futhi ayikho konke okudingekayo ngaphezu kokulubricate ngokupheleleyo. Lokhu kubuhlungu obukhulu kwanquma ukuthi kugcina imiphumela yokusebenza ngaphandle kokuplaneni kusuka ku-14 izinsuku ku-2.5 izinsuku ngonyaka. Kungenani, ukuzimisela kwezifundo zokuzimisa kwezifundo zokuzimisa kubonisa ukuthi kukhona ukuvutha kwe-22 percent kwezinsuku zokusebenza kwezinto.

Imikhiqizo Ehlobene

INDABA YOKUBUKA

I-China Manufacture Machining Center VML1160 Machining Center Imigqa emibili kanye ne-One Hard 5 Axis Machining Center

INDABA YOKUBUKA

Isikhungo Somshini 5 I-axis Moving Column Gantry Machining Center Center Ithuluzi elizenzakalelayo

INDABA YOKUBUKA

I-heavy duty flat bed cnc lathes kanye ne-automatic tool change lathe machine yesikhungo sokuphendula insimbi

INDABA YOKUBUKA

Izimboni Zokwakha Ezizenzakalelayo Ezigcwele Umshini Wokwenza Ipayipi we-ERW Isimo Esisha Umshini Wokwenza Ipayipi Lensimbi Lekhabhoni

Ukukhetha isibonelo esihle sespring coiler esitholakala kuyisahluko sokuproducwa esikwazi ukushintsha imali yokuqhubeka kwezinsuku eziningi, ngakho-ke ukuziqonda njengani lezimboni ziyakhiwa kubalulekile kangaka njengokulandela izilisteli zemali. KwaTaizhou Chuang Yuan Machine Tool Co., Ltd., eyakhiwa ngo-2003 eTaizhou City, Jiangsu Province, iChina, umsebenzi wokukha kuyisaqala ngokulandela ukuthi kwenziwe ukuzilungiselela: abengineyiri bakhetha ubukhulu beservo motor, amaphrofayili wecam, ubukhulu be-tooling, nokufakwa kwe-control architecture ngokuvamile ngenxa yezinto zokufakwa kuspring (ubukhulu bewire, ispring index, isimo sezinyango, isivinini sokuproducwa, nokubaluleka kwemali). Amaphrame ayakhiwa ngokugcina, ayathuluzwa ngokuthuluzwa kwe-stress, futhi ayachazwa ngamachining centers ethu, okunika ubukhulu bokubheka kwe-bore ngendlela efanele kwe-0.01 mm, ngakho-ke amacam ayachazwa futhi ayahardena ku-58–62 HRC ukuze bafanele ngokude. Ukugcina kwenziwa emaphakathi enqanawa esikhundleni sokuhlala kwezintemperatura, apho iziqu zokufakwa kwe-wire, iziqu zokuhlela, iziqu zokuphatha isiphephelo, iziqu zokucutshungula, neziqu zokuphakamisa iservo ziyagcinwa futhi ziyavamile. Ngemuva kwalokho, ispring coiler sonke esitholakala siyaphinda sifanywa phansi kwesikhathi sesi-72 sokuphanda ngokuphanda ngokuphanda ngokusebenzisa izihlalo zewire zokuthengisa, okwenza izirapo zokuphanda kwezinye izinto (free length, diameter, pitch, perpendicularity, nokuthakazelwa kwezindawo zokuphanda).
I-platfom yokuhlanzela iyindlela yokuphatha i-PLC ne-motor control, i-HMI engamashumi amashumi ayisikhombisa, kanye ne-database yokufaka iziprogram zezinto eziningi. Abasebenzi bakhwanza nokubuyela imisebenzi, bamenye ubude bomphakathi nobude be-pitch ngokushesha, futhi bahlalela i-torque, ispeed kanye ne-history yezifunda, okuyisibonelo sokusebenza kwemithombo e-Germany, e-United States, e-India, e-Mexico kanye ne-Gulf region lapho ukubhalwa kwezinto kanye nokuguqula ngokushesha kuyisidingo esibalulekile. Ukusebenza kwamanzi kuyisikhathi sobukhulu kuyisikhombisa ama-8-12 kW, kanye nokusebenza kwe-pneumatic kuyizilingo zangaphezulu kwe-0.6 MPa, okuvumela ukuthinteka kwezindawo zokusebenza kubaluleke kancane kubabuyi abayishintsha izimboni zezinhlobo zokusebenza zempilo.
Kwizwele, izikhokhelo zespring zisebenza kumechaniki wesuspension yemoto nezisitayela, izikonhektho zesithili, amaphoyinti wamabhatari, izinkampani zezibonakaliso zezempilo, izinkampani zezindlu, izinkampani zezidlali, izinkampani zezihlangothi nezinkampani zezinkulungwane. Ispring coiler esitholakala kwaChuang Yuan isebenza ngezihlangothi ezinomkhawulo we-0.2 mm ukuya ku-8.0 mm, ubukhulu be-accuracy bokufaka ngu +/-0.02 mm, ubude obuphelele bokusebenza ngamahora angu-300 futhi ukuguqula izithayilezi kungaphezu kweziminhlanzi eziyishumi. Sifakwe emazwe amashumi amabili nezinye, futhi imodeli yethu yokusebenza iyinkimbinkimbi yezincwadi zokusebenzisa ngisiNgisi, ukusebenzisa kuvideyo kusuka emuva, ukutholakala kwamaphoyinti okusebenza ngeminyaka eyishumi futhi ukuthola ukuzivisita kwe-engineering kusuka emuva kwezindawo ngokukhetha. Ngoba sisebenzisa nezinkampani zokwenza i-EDM, izinkampani zokwenza izipipi, izinkampani zokuhlanganisa, izinkampani zokubhala ngokuphelele, izinkampani zokubhala ngokuphelele, izinkampani zokubhala ngokuphelele nezinkampani zokusebenza kwezindawo ezinde, sizazi ukuthi ispring coiler isahlukanisa njani nokusebenza kwezinye izinkampani zokusebenza kwezindawo ezinde, ukugcina, ukugcina nezinkampani zokuhlanganisa, futhi sizisiza abathengi ukuplanisha ubukhulu besikhundla emva kokuthi sithole kuphela isikhundla. Lokhu kukuphakamisa kwezinye izikhundla kuyinto ekubeni abathengi abasebenzisa ispring coiler esitholakala kwaChuang Yuan bakhetha kubo njengesikhundla sokusebenza ngeminyaka.

Imibuzo Evame Ukubuzwa

Ukuthi ukubhala kwe-wire kuyakwenzani ngokwesikhundla sakho sokukhupha amaspring, futhi ingayasebenzisa i-wire yase-stainless ne-galvanized?

Amaspring coilers ethu esequlathini ayasebenzisa ukubhala kwe-wire okusuka ku-0.2 mm ku-8.0 mm, noma kungaba kakhulu kune-8 mm ngokuthi kufunekwe. Amashini ayasebenzisa i-wire yase-music, i-stainless steel, i-galvanized steel, i-chrome-silicon, i-brass, ne-phosphor bronze. Sicela ukuthi uthumele isimo sesikhundla se-wire nesikhundla se-tensile ukuze sibone ukuthi kuyakwenzani ukusiza kwe-servo nokusebenza kwe-tooling. Kuzoba kusebenzisa isampula sakho se-wire emkhakheni yethu ngemihlanu emibili (72) yezinsuku, futhi sizokubona izirhwebu zokugcina kwezinye izinto, ukuze uzazi ukuthi umshini wokukhupha amaspring uyasebenza ngokwesikhundla sakho ngaphambi kokuthi kushiywe.

Kuzoba kude kangakanani ukufaka isikhundla ne-ukuvumela kwezizwe zokuhamba ngaphandle kwesifundo?

Abaningi abaningi bafika emiphakathini yokuqhubeka ngokuphelele ngama-3 kuya kuma-7 amasonto. Sibhala izincwadi zokusebenzisa ngisiNgisi, izithombe zokugxila amaqhwa, nezividiyo zokuhlanganisa, futhi abenginiri bethu bavumela ukubhala ngendlela yokuqonda ngamaphoni e-videyo. Uma kuneziprojekthi eziyinkimbinkimbi, kungakhelwa umsiko wokusebenza esikhundleni. Izinyathelo ezizenzekile ziyashiyela ukuzilungisa kwezindawo, ukugxila amaqhwa nezilayili, ukulungisa izisifundo zokusebenza, ukuseta iziqephu, nokuvumela isiqephu sokuqala. Abathengi emazwe angu-20 nangaphezulu abadlula le ndlela ngokuphelele, futhi itimu yethu yokusekela ibhala ngeminyaka yezinsizakalo ukuze isikhundla sokungasebenzi sibe ngokuphelele.

Ithime lokubhala kanye nesigaba sokukhuseleka kwe-spring coiler ekhululekile?

Amadeli amasekhondi ayaphuma ngeminyaka eyisigcwele kusukela emva kokuthenga, futhi amadeli okuhlanganiswa angahlanganisa ngeminyaka eyisigcwele kusukela emva kokuthenga. Ukuhlinzekwa kuyakhiwa ngeminyaka eyisikhombisa kusukela emva kokufaka kwezinto noma eminyaka eyisishumi nesithathu kusukela emva kokuphumela kwazo, okufaka umthwalo wokusebenza, amakhontrola, nokugxila kwezinto. Sihlanza izinto zokubuyisela ezibalulekile njengezincam, izinkampani, izibhala zokufaka, nezinhlobo zokuzivakalisa, futhi singathumela izinto ezingadingekile ngemoto yezinsuku ezimbili kunezindawo eziningi, ukuvikela isikhumbuzo sakho sokusebenza.

Ngaba lemasini inakwazi ukugcina izifundo futhi ukuguqula phakathi kwezinhlobo zamaspring ngokushesha?

Yebo. I-HMI inombolo yezindaba eziqondile eyigcina amaprogram amaningi kakhulu engezansi yezindlela zokufaka, izihloko, izikhala, isivinini nezindlela zokuhambisana. Abasebenzi bavula umsebenzi, bafaka ikhasi lecam lomfanekiso wokubhekana, bese babhala. Amakhasi okuvulwa kushesha ayasinda ukuguqula izinkampani ngaphansi kwemizuzu engu-30, futhi ababili bethu bavamisa ukuguqula ngemizuzu engu-22. Lokhu kukhuthaza ukusebenza kwezinhlobo eziningi kodwa nezinhlobo ezingaphezulu kwezinhlobo zokuphatha izinto, izinhlobo zokugcina izinto nezinhlobo zokwenza izinto, apho ukuzimela kuyisifundiswa sokuphatha.

Izihloko Ezihlobene

Dec

Ukucubungula izici zomshini wokusika izintambo ze-EDM

Bheka Okuningi

Jul

Kungani imishini yokuqala yemoduli iyisivumelwano esheshelayo wezindlela zokwenza amaspring ahlukeneyo

Amaphuzu okuproducwa kwezinhlangano zokufakwa kwamaspring okuzenzakalela ngokuphelele Imfundo yokuqala yamagama emetal yokufakwa kuyasebenza ngokuphelele ngamathuba amahlukeneyo noma ngokubhalwa kwezindawo ezihlukeneyo. Amakhaya amaningi okuproducwa ayidinga ukufakwa kwezindlela zokwenza amaspring ...

Bheka Okuningi

Jul

Yini imisebenzi yokuqala emuva kokuthengisa okufanele abasendleleni bezinkambo zokudrila zokuphatha izinkambo zokudrila eziyisilungelo esebenza kahle?

Ukuzweleka kwezindaba zokusebenza ngokuflexibile ngokusebenzisa i-Modular Architecture. Izindawo zokusebenza zama zasezinsizini zibalulekile ukuthi zibe nezindlela eziningi zokuguqula, apho ukuthi ungathola isikhundla sokusebenza ngokukhawuleza kuyisibonelo sokusebenza kwesikhundla...

Bheka Okuningi

Aug

Izindlela zokuhlanganisa izindlela zokuthengiswa kwezinto ezihlukene zokuthatha amasimbi okwakhiwa ngokuphelele

Ukuziqonda Ukuthengiswa Kwemizinsa YaseNingizani Kwezinkulungwane Zokuthenga Ngokuphelele Ukubuka kwezindlela eziqinile zokuthengiswa kwezinkulungwane zasekhaya kufuneka kubhekwe kwezindlela zokuthenga zokuphelele zokuthenga kwezinto zokuthenga ngokuphelele...

Bheka Okuningi

Ubufakazi Bamakhasimende

UDaniel Weber

Ukuchaza Okufanayo Nokusiza Okusheshayo Kwesilayini Yethu Yokuxhuma

Sibahlanganisa amasuplaya amane kabefore ukukhetha i-Chuang Yuan. Ispring coiler yabo esithengiselwe yasemthethweni +/-0.15 mm yezihloko kwezihloko zesi-0.6 mm zezihloko zesi-stainless ngenkathi yokuqala, futhi ukuguqula manje kusheshaya emizuzwini engu-25 endaweni yemizuzwini engu-80. Ukuphatha kwalapha ngemizuzwini engu-34 ngeminyaka eyisithupha, futhi ukusiza kwekhompyutha kuyaphendula konke okufunekayo ngumzuzu wokuqala wokusebenza. Imashini iyasebenza ngemizuzwini engu-4,200 ngaphandle kokungafani kakhulu.

Marcos Oliveira

Ukuthembeka Kwemithambo Yokuziphatha Okuphezulu Okwakubona Umkhakha Wethu Owengqayizivele

Izilungiselelo zethu zokuphakama kwezinsuku zokuphakama kwezinsuku ezingu-5, futhi izikhumba zezinye zisemthandweni. Ispring coiler seChuang Yuan esitholakala kwisitolo sasebheka ngemihora engu-5800 emva kokufika kwayo yokuqala ngemithambo yomkhakha we-7 mm engezinc, noma kuphela ukulubricate okuphathelene nomkhakha. Ukususa kushukuma kusuka ku-6.5 ku-2.4 percent, futhi sizibuyisile izinto ezingu-USD 52,000 ezingavunywa ngokuphakama kwezinsuku. Izinkothi zokufunda zasiza abasebenzi bethu ukuba bakhululekile ngeminyaka eyi-3.

Thola Isilinganiso Samahhala

Ummeleli wethu uzokuthinta masisha.

I-imeyili

Igama

Igama Lenkampani

Umyalezo

0/1000

umshini we-spring

umshini we-spring umshini wokuphakamisa imishini ye-cnc spring umshini wokukhiqiza ama-spring intengo yomshini we-cnc spring intengo yomshini wezinsimbi ezizenzekelayo umshini wokwenza iziphethu umshini wokwenza ama-coil spring cNC Lathe Machine izinkothamo zesilindri sokusebenza emetale itafula elenziwe nge-lathe umenzi womshini wentwasahlobo imithi yokugaya i-CNC umshini wentwasahlobo ye-torsion umshini wokucindezelwa kwentwasahlobo isikhombisa sespring esisenhlanhla sokuthengiswa isikhombisa sespring sokuzimisa metal spring machine i-lathe yesandla esindayo umshini wokuthatha wezindustria

Ukuthiwa kwe-Servo nokuthiwa kwe-Cam okuphelele kubhekisele kuukhankanyo zokwenza amaspring okuphindeleka

Kwinqanaba lokugqibela lwemithombo yezinto ezisemthethweni yezinkulungwane zokwenza amaspring ephatha kwiindawo zethu, kukho isistimu esikhulu sokuthiwa kwewire esihamba ngokushesha nesikhulu, esihlanganisiwe nezinto zokuthiwa kwe-cam eziqinisekileyo. Le ndlela yokuhlanganisa izinto zokusebenza ziyathabatha ukuthiwa kwe-wire ngokuphelele kwi-+/-0.02 mm, njengoko futhi iyaphatha ukulinganisa kwe-pitch ngokuphelele kuzo zonke izindlela zokusebenza ngokushesha. Kuzo zizindlela zokusebenza zokwenza amaspring we-automotive suspension apho ukuchitha okuncane kwe-0.2 mm kwe-pitch kungaholela ekufunekayo kokuthiwa kwezinto ngokuphambili, le nto iphatha ukuthiwa kwezinto ngokuphelele kwaye iyaphatha ukuthiwa kwezinto ngokuphambili kwezinkulungwane zakho nezinkulungwane zomkhakha wakho. Ngokubonisa ukuthi kuyasebenza kwezinto zokusebenza, umkhakha wokuthiwa kwe-automotive osebenzisa i-Turkey osebenzisa i-Tier-2 wathiwa ngokuphelele amaspring amathathu ahlukene kusuka kumashini e-Chuang Yuan ephakathi.

Ukuguqula Kusukela Kwezikhathi Ezincane Nokuphatha Amaphethi Kukusebenza Kwemithombo Yezinto Ezingaphezulu, Kuyisikhathi Esingaphansi

Imithombo yezindustria eziyisisekelo zezindustria zingamthwala kakhulu ukuthi yenza indima yekhanda elinye kuphela ngokuphelele, ngakho ke yonke imithombo yezinkampani ezihlukaniswe kule ndawo yezindawo ziyadibonisa ngokujabulisayo ukuthi iyenzeka ngokuphelele. Ngokuhlanganisa izicelo zokugcina ngokushesha zokugcina ngokushesha nezinkampani zokubona kwe-Human-Machine Interface enezinkampani ezingama-10 ezingasemthwakathini, abasebenzisi bengenakwazi ukuguqula phakathi kwezinhlobo zezinto zokusebenza ngaphansi kwemizuzu eyishumi namashumi amabili. Ukubonisa lokhu, umsitha wokwenza izikhanda esikhethekile ku-Poland wabona ukuthi ubuyiswe kwezindleko zokuguqula izinkampani kusukela kumizuzu eyishumi namashumi ayisigoba kumizuzu eyishumi namashumi amabili amashumi amabili, futhi wabona ukuthi ubuyiswe kwezindleko zokusebenza kusukela kuzinhlobo ezishumi namashumi ayisihlanu kusukela kuzinhlobo ezishumi namashumi ayishumi namashumi ayisihlanu ngomshini. Izinhlangothi zokusebenza eziphambili zifana nokuthi ubuyiswe kwezindleko zokuthatha isikhala sesihlangu, isikhala sokuphakama kwezinkampani, isikhala sokuphakama kwezinkampani, isikhala sokuphakama kwezinkampani, nezinkampani zokusebenza ziyabuyiselwa ngokushesha kusuka kwezinkampani zokusebenza zokudala.