《Ukutolikwa Okuningiliziwe Kwezinqubo Zokusebenza Eziphephile Zezikhungo Zomashini Eziqondile》
I. Isingeniso
Njengemishini yokwenza imishini enembayo ephezulu - enembayo nesezingeni eliphezulu, isikhungo sokumaka esime mpo sidlala indima ebalulekile ekukhiqizeni kwesimanjemanje. Kodwa-ke, ngenxa yejubane layo elisheshayo lokugijima, ukunemba okuphezulu komshini kanye nokubandakanya amasistimu emishini eyinkimbinkimbi nekagesi, kunezingozi ezithile zokuphepha phakathi nenqubo yokusebenza. Ngakho-ke, kubaluleke kakhulu ukuthobela ngokuqinile izinqubo zokusebenza eziphephile. Okulandelayo incazelo enemininingwane kanye nokuhlaziywa okujulile kwenqubo ngayinye yokusebenza ephephile.
II. Izinqubo Eziqondile Zokusebenza Ngokuphephile
Ukuhambisana nezinqubo ezijwayelekile zokusebenza eziphephile zabasebenzi abagayayo nabanesicefe. Gqoka ama-athikili okuvikela abasebenzi njengoba kudingeka.
Izinqubo ezijwayelekile zokusebenza eziphephile zabasebenzi abagayayo nabanesicefe yimibandela yokuphepha eyisisekelo efingqiwe ngokusebenza kwesikhathi eside. Lokhu kuhlanganisa ukugqoka izigqoko zokuzivikela, izibuko zokuphepha, amagilavu okuzivikela, izicathulo ezilwa nomthelela, njll. Izigqoko zokuzivikela zingavimbela kahle ikhanda ukuthi lingalimali ngokuwa kwezinto ezivela phezulu; izibuko zokuphepha zingavimbela amehlo ukuba angalinyazwa ama-splash afana nama-chips ensimbi kanye nokupholisa okukhiqizwa ngesikhathi somshini; amagilavu avikelayo angavikela izandla ukuthi zingaklwebheki ngamathuluzi, imiphetho ye-workpiece, njll. ngesikhathi sokusebenza; anti - izicathulo zomthelela zingavimbela izinyawo ukuthi zingalinyazwa izinto ezinzima. Lezi zihloko zokuvikela abasebenzi ziwumugqa wokuqala wokuvikela kubasebenzisi endaweni yokusebenza, futhi ukuziba noma iyiphi yazo kungaholela ezingozini ezimbi zokulimala komuntu.
Hlola ukuthi ingabe ukuxhunywa kwesibambo sokusebenzisa, iswishi, iknob, i-fixture mechanism kanye ne-hydraulic piston kusesimweni esifanele, noma ngabe ukusebenza kuyavumelana nezimo, nokuthi amathuluzi okuphepha aphelele futhi athembekile.
Izikhundla ezifanele zesibambo sokusebenza, ukushintsha kanye neknobhu kuqinisekisa ukuthi okokusebenza kungasebenza ngokwemodi elindelekile. Uma lezi zingxenye zingekho esimweni esifanele, kungase kubangele izenzo ezingavamile zemishini futhi kuholele ngisho nasengozini. Isibonelo, uma isibambo sokusebenza sisesimweni esingalungile, singabangela ithuluzi ukuthi liphakele lapho kufanele, kubangele ukulahlwa kocezu lokusebenza noma ngisho nokulimala kwethuluzi lomshini. Isimo sokuxhuma se-fixture mechanism sithinta ngqo umphumela wokugoqa we-workpiece. Uma i-fixture ixega, i-workpiece ingase isuswe phakathi nenqubo yokumaka, engeke ithinte ukunemba komshini kuphela, kodwa futhi ingase iholele ezimweni eziyingozi ezifana nokulimala kwamathuluzi kanye ne-workpiece endizela ngaphandle. Ukuxhumana kwe-hydraulic piston nakho kubalulekile njengoba kuhlobene nokuthi uhlelo lwe-hydraulic lwemishini lungasebenza ngokujwayelekile yini. Futhi izinto zokuphepha, njengezinkinobho zokumisa izimo eziphuthumayo nezikhiye zeminyango ezivikelayo, ziyizikhungo ezibalulekile zokuqinisekisa ukuphepha kwabaqhubi. Imishini yokuphepha ephelele nethembekile ingamisa ngokushesha okokusebenza esimweni esiphuthumayo ukuze kugwenywe izingozi.
Hlola ukuthi ingabe zikhona yini izithiyo phakathi kwebanga elisebenzayo le-eksisi ngayinye yesikhungo sokumaka esime mpo.
Ngaphambi kokuthi isikhungo sokusebenza sisebenze, ibanga elisebenzayo le-eksisi ngayinye (elifana nama-eksisi angu-X, Y, Z, njll.) kufanele lihlolwe ngokucophelela. Ukuba khona kwanoma yiziphi izithiyo kungase kuvimbe ukunyakaza okuvamile kwama-ax axhumanisa, okuholela ekulayisheni ngokweqile nasekulimaleni kwama-axis motors, futhi kubangele ngisho nezimbazo zokuxhumanisa ukuthi zichezuke kuthrekhi enqunywe kusengaphambili kanye nokucupha ukwehluleka kwethuluzi lomshini. Isibonelo, ngesikhathi sokwehla kwe-eksisi engu-Z, uma kukhona amathuluzi angahlanzekile noma izinto zokusebenza ngezansi, kungase kubangele imiphumela enzima njengokugoba isikulufu sokuhola se-axis engu-Z kanye nokuguga kwesitimela somhlahlandlela. Lokhu ngeke kuthinte kuphela ukunemba komshini wethuluzi lomshini, kodwa futhi kukhulise izindleko zokunakekelwa kwemishini futhi kube usongo ekuphepheni kwabasebenzisi.
Kunqatshelwe ngokuphelele ukusebenzisa ithuluzi lomshini ngaphezu kokusebenza kwalo. Khetha isivinini sokusika esiphusile kanye nezinga lokuphakelayo ngokuya ngezinto zokusebenza.
Isikhungo somshini esime mpo ngasinye sinezinhlaka zaso zokusebenza eziklanyelwe, okuhlanganisa ubukhulu bosayizi womshini, amandla aphezulu, isivinini esikhulu sokuzungezisa, isilinganiso esikhulu sokuphakelayo, njll. Ukusebenzisa ithuluzi lomshini elingaphezu kokusebenza kwalo kuzokwenza ingxenye ngayinye yethuluzi lomshini ithwale umthwalo ongaphezu kwebanga lokuklama, okuholela ezinkingeni ezinjengokushisa ngokweqile kwenjini, ukuguga okukhulayo kwesikulufu sokuhola, nokonakala kwesitimela somhlahlandlela. Ngesikhathi esifanayo, ukukhetha isivinini esifanelekile sokusika kanye nezinga lokuphakelayo ngokusho kwempahla yokusebenza kuyisihluthulelo sokuqinisekisa ikhwalithi yomshini kanye nokwenza ngcono ukusebenza kahle kwemishini. Izinto ezisetshenziswayo ezihlukene zinezakhiwo ezihlukene zomshini njengokuqina nokuqina. Isibonelo, kunomehluko omkhulu ekusikeni isivinini kanye nezinga lokuphakela uma kwenziwa ingxubevange ye-aluminium nensimbi engagqwali. Uma isivinini sokusika sishesha kakhulu noma izinga lokuphakelayo likhulu kakhulu, kungase kuholele ekwenyukeni kokuguga kwamathuluzi, ukwehla kwekhwalithi yendawo yokusebenza, kanye nokuphuka kwamathuluzi nokulahlwa kwengcezu yokusebenza.
Lapho ulayisha futhi uthulula ama-workpieces asindayo, umshini wokuphakamisa ozwakalayo kanye nendlela yokuphakamisa kufanele ikhethwe ngokuya ngesisindo nokuma kwendawo yokusebenza.
Kuma-workpieces asindayo, uma umshini wokuphakamisa ofanelekile kanye nendlela yokuphakamisa ingakhethiwe, kungase kube nengozi yokuwa kwe-workpiece ngesikhathi sokulayisha nokuthulula. Ngokwesisindo se-workpiece, ukucaciswa okuhlukene kwama-cranes, ama-hoists kagesi kanye nezinye izinto zokuphakamisa zingakhethwa. Ngesikhathi esifanayo, ukuma kwe-workpiece kuzophinde kuthinte ukukhethwa kwemishini yokuphakamisa kanye nezindlela zokuphakamisa. Isibonelo, kuma-workpiece anomumo ongavamile, izinto ezikhethekile noma izinto eziphakamisayo ezinamaphoyinti amaningi okuphakamisa zingadingeka ukuze kuqinisekiswe ibhalansi nokuzinza kwe-workpiece phakathi nenqubo yokuphakamisa. Phakathi nenqubo yokuphakamisa, opharetha naye udinga ukunaka izici ezifana nomthamo wokuthwala wezinto ezisetshenziswayo zokuphakamisa kanye ne-angle yesihlilingi ukuze kuqinisekiswe ukuphepha komsebenzi wokuphakamisa.
Lapho i-spindle yesikhungo sokuphotha esiqondile sizungeza futhi sinyakaza, akuvunyelwe ngokuphelele ukuthinta i-spindle kanye namathuluzi afakwe ekugcineni kwe-spindle ngezandla.
Lapho i-spindle ijikeleza futhi ihamba, isivinini saso siyashesha kakhulu, futhi amathuluzi ngokuvamile abukhali kakhulu. Ukuthinta i-spindle noma amathuluzi ngezandla kungenzeka kakhulu kubangele iminwe ukuthi 卷入 ibe iphinifa noma isikwe ngamathuluzi. Ngisho noma ijubane elibonakala liphansi, ukujikeleza kwentokozo kanye namandla okusika amathuluzi kusengadala umonakalo omkhulu emzimbeni womuntu. Lokhu kudinga isisebenzisi ukuthi sigcine ibanga elanele lokuphepha phakathi nokusebenza kwesisetshenziswa futhi alandele ngokuqinile izinqubo zokusebenza, futhi angalokothi abeke engcupheni yokuthinta i-spindle egijimayo namathuluzi ngezandla ngenxa yobudedengu besikhashana.
Lapho ushintsha amathuluzi, umshini kufanele umiswe kuqala, futhi ukushintshwa kungenziwa ngemuva kokuqinisekisa. Ukunakwa kufanele kukhokhwe ekulimaleni konqenqema lokusika ngesikhathi sokushintsha.
Ukushintshwa kwamathuluzi kuwumsebenzi ovamile enqubweni yokwenza imishini, kodwa uma ingasebenzi kahle, izoletha izingozi zokuphepha. Ukushintsha amathuluzi esimweni esimisiwe kungaqinisekisa ukuphepha komsebenzisi futhi kugweme ithuluzi ekulimazeni abantu ngenxa yokujikeleza okungazelelwe kwe-spindle. Ngemuva kokuqinisekisa ukuthi umshini umile, opharetha naye udinga ukunaka isiqondiso kanye nesimo somkhawulo wokusika lapho ushintsha amathuluzi ukuze uvimbele umkhawulo wokusika ukuthi ungakunwaya isandla. Ngaphezu kwalokho, ngemva kokufaka amathuluzi esikhundleni, amathuluzi adinga ukufakwa ngendlela efanele futhi izinga lokubopha lamathuluzi lidinga ukubhekwa ukuze kuqinisekiswe ukuthi amathuluzi ngeke akhululeke phakathi nenqubo yomshini.
Akuvunyelwe ukunyathela phezu komzila wesitimela owumhlahlandlela nopende indawo yezinto zokusebenza noma ukubeka izinto kuzo. Akuvunyelwe ngokuphelele ukungqongqoza noma ukuqondisa iziqephu zokusebenza ebhentshini lokusebenza.
Indawo yesitimela yomhlahlandlela yemishini iyingxenye ebalulekile yokuqinisekisa ukunyakaza okunembile kwezimbazo zokuxhumanisa, futhi imfuneko yokunemba kwayo iphezulu kakhulu. Ukunyathela phezu komzila wesitimela esiwumhlahlandlela noma ukubeka izinto kuwo kuzolimaza ukunemba kwesitimela esiqondisayo futhi kuthinte ukunemba komshini wethuluzi lomshini. Ngesikhathi esifanayo, indawo yepende ayidlali nje indima ebuhleni, kodwa futhi inomphumela othile wokuvikela emishinini. Ukulimaza indawo kapende kungase kubangele izinkinga ezifana nokugqwala nokugqwala kwezinto zokusebenza. Ukungqongqoza noma ukuqondisa ama-workpieces ebhentshini lokusebenza nakho akuvunyelwe, ngoba kungalimaza ukuqina kwebhentshi lokusebenzela futhi kuthinte ukunemba komshini we-workpiece. Ngaphezu kwalokho, amandla omthelela akhiqizwa phakathi nenqubo yokungqongqoza angase abangele umonakalo kwezinye izingxenye zethuluzi lomshini.
Ngemuva kokufaka uhlelo lomshini womsebenzi omusha, ukufaneleka kohlelo kufanele kubhekwe, nokuthi uhlelo olusebenzayo olulingiswayo lulungile yini. Ukusebenza komjikelezo okuzenzakalelayo akuvunyelwe ngaphandle kokuhlola ukuvimbela ukwehluleka kwethuluzi lomshini.
Uhlelo lomshini lwe-workpiece entsha lungase lube namaphutha ohlelo, njengamaphutha e-syntax, amaphutha enani lokuxhumanisa, amaphutha endlela yamathuluzi, njll. Uma uhlelo lungahloliwe futhi ukusebenza okufanisiwe kungenziwanga, kanye nokusebenza okuqondile komjikelezo okuzenzakalelayo kwenziwa, kungase kuholele ezinkingeni ezinjengokungqubuzana phakathi kwethuluzi ne-workpiece, ukuhamba ngaphezulu kwezimbazo zokuxhumanisa, nobukhulu obungalungile. Ngokubheka ukulunga kohlelo, lawa maphutha angatholwa futhi alungiswe ngesikhathi. Ukulingisa uhlelo olusebenzayo kuvumela isisebenzisi ukuthi sibheke umzila wokunyakaza wethuluzi ngaphambi komshini wangempela ukuze kuqinisekiswe ukuthi uhlelo luhlangabezana nezidingo zomshini. Kuphela ngemva kokuhlola nokuhlola okwanele nokuqinisekisa ukuthi uhlelo lulungile lapho ukusebenza komjikelezo okuzenzakalelayo kungenziwa ukuze kuqinisekiswe ukuphepha nokushelela kwenqubo yomshini.
Uma usebenzisa isibambi sethuluzi le-radial sekhanda elibheke ekusikeni ngakunye, ibha eyisicefe kufanele iqale ibuyiselwe endaweni eyiziro, bese ishintshelwa kumodi yekhanda elibheke kumodi ye-MDA nge-M43. Uma i-axis ye-U - idinga ukuhanjiswa, kufanele kuqinisekiswe ukuthi idivayisi ye-clamping manual ye-U - axis ikhululiwe.
Ukusebenza komnikazi wethuluzi le-radial wekhanda elibheke kufanele kwenziwe ngokuqinile ngokuya ngezinyathelo ezishiwo. Ukubuyisela ibha eyisicefe endaweni eyiziro kuqala kungagwema ukuphazamiseka lapho ushintshela kumodi yekhanda elibheke. Imodi ye-MDA (Manual Data Input) iwuhlelo lwenziwa ngesandla kanye nemodi yokusebenza. Ukusebenzisa umyalo we-M43 ukushintshela kumodi yekhanda elibheke kuyinqubo yokusebenza ecaciswe yimishini. Ngokuhamba kwe-axis ye-U, kuyadingeka ukuqinisekisa ukuthi idivayisi ye-U - axis manual clamping ikhululiwe, ngoba uma idivayisi yokubopha ingakhululiwe, ingabangela ubunzima ekunyakazeni i-axis ye-U futhi ilimaze ngisho nendlela yokudlulisa ye-axis ye-U -. Ukuqaliswa okuqinile kwalezi zinyathelo zokusebenza kungaqinisekisa ukusebenza okuvamile komnikazi wethuluzi le-radial wekhanda elibhekene nokunciphisa ukuvela kokuhluleka kwemishini kanye nezingozi zokuphepha.
Uma kudingekile ukuzungezisa ibhentshi (B - axis) ngesikhathi somsebenzi, kufanele kuqinisekiswe ukuthi ngeke kungqubuzane nezinye izingxenye zethuluzi lomshini noma ezinye izinto ezizungeze ithuluzi lomshini ngesikhathi sokujikeleza.
Ukujikeleza kwebhentshi lokusebenzela (B - axis) kuhilela uhla olukhulu lokunyakaza. Uma ishayisana nezinye izingxenye zethuluzi lomshini noma izinto ezizungezile phakathi nenqubo yokuzungezisa, ingase ibangele umonakalo ebhentshini lokusebenza nezinye izingxenye, futhi ithinte ngisho nokunemba kukonke kwethuluzi lomshini. Ngaphambi kokuzungezisa ibhentshi lomsebenzi, opharetha kudingeka abheke ngokucophelela indawo ezungezile futhi ahlole ukuthi azikho yini izithiyo. Kwezinye izimo zemishini eyinkimbinkimbi, kungase kudingeke ukuba kwenziwe ukulingisa noma izilinganiso kusengaphambili ukuze kuqinisekiswe indawo ephephile yokuzungezisa ibhentshi lomsebenzi.
Ngesikhathi sokusebenza kwesikhungo somshini esime mpo, akuvunyelwe ukuthinta izindawo ezizungeze isikulufu somthofu esizungezayo, induku ebushelelezi, i-spindle nekhanda elibheke, futhi opharetha akumele ahlale ezingxenyeni ezihambayo zethuluzi lomshini.
Izindawo ezizungeze isikulufu somthofu esizungezayo, induku ebushelelezi, i-spindle nekhanda elibheke yizindawo eziyingozi kakhulu. Lezi zingxenye zinesivinini esikhulu namandla amakhulu e-kinetic phakathi nenqubo yokusebenza, futhi ukuzithinta kungase kuholele ekulimaleni okubi kakhulu komuntu siqu. Ngesikhathi esifanayo, kukhona nezingozi ezingxenyeni ezihambayo zethuluzi lomshini ngesikhathi sokusebenza. Uma opharetha ehlala kuzo, angase abanjwe endaweni eyingozi ngokuhamba kwezingxenye noma alimale ngokucindezela phakathi kwezingxenye ezihambayo nezinye izingxenye ezihleliwe. Ngakho-ke, ngesikhathi sokusebenza kwethuluzi lomshini, opharetha kufanele agcine ibanga eliphephile kulezi zindawo eziyingozi ukuze aqinisekise ukuphepha kwakhe.
Ngesikhathi sokusebenza kwesikhungo somshini esime mpo, u-opharetha akavunyelwe ukuphuma endaweni yokusebenza ngaphandle kwemvume noma aphathise abanye ukuthi basinakekele.
Ngesikhathi sokusebenza kwethuluzi lomshini, izimo ezihlukahlukene ezingavamile zingase zenzeke, njengokuguga kwamathuluzi, ukuxegiswa kwezinto zokusebenza, nokwehluleka kwemishini. Uma umqhubi eshiya indawo yokusebenza ngaphandle kwemvume noma ephathisa abanye ukuthi basinakekele, kungase kuholele ekuhlulekeni ukuthola nokubhekana nalezi zimo ezingavamile ngesikhathi, ngaleyo ndlela kubangele izingozi ezimbi zokuphepha noma ukulimala kwemishini. Umsebenzisi udinga ukunaka ukusebenza kwethuluzi lomshini ngaso sonke isikhathi futhi athathe izinyathelo ezifika ngesikhathi zanoma yiziphi izimo ezingavamile ukuze aqinisekise ukuphepha nokuzinza kwenqubo yokwenza imishini.
Uma kwenzeka izinto ezingavamile nomsindo ngesikhathi sokusebenza kwesikhungo sokuma mpo, umshini kufanele umiswe ngokushesha, imbangela kufanele itholakale, futhi kufanele kubhekwane nayo ngesikhathi.
Izigigaba ezingavamile kanye nomsindo kuvame ukuba izandulela zokufa kwemishini. Isibonelo, ukudlidliza okungavamile kungase kube isignali yokuguga kwamathuluzi, ukungalingani noma ukuxegiswa kwezingxenye zamathuluzi omshini; imisindo eqinile ingase ibe ukubonakaliswa kwezinkinga ezifana nokuthwala umonakalo kanye ne-gear meshing embi. Ukumisa umshini ngokushesha kungavimbela ukwehluleka ekukhuleni okuqhubekayo futhi kunciphise ingozi yokulimala kwemishini kanye nezingozi zokuphepha. Ukuthola imbangela kudinga ukuthi opharetha abe nenani elithile lolwazi lokugcinwa kwemishini nolwazi, futhi athole umsuka wokwehluleka ngokubuka, ukuhlola nezinye izindlela, futhi abhekane nakho kusenesikhathi, njengokushintsha amathuluzi agugile, ukuqinisa izingxenye ezixegayo, nokufaka esikhundleni samabheringi alimele.
Uma ibhokisi lokuphotha kanye nebhentshi lokusebenzela lethuluzi lomshini kusendaweni noma eduze nendawo yomkhawulo wokunyakaza, isisebenzisi ngeke sifake lezi zindawo ezilandelayo:
(1) Phakathi kwendawo engaphansi yebhokisi lokuphotha kanye nomzimba womshini;
(2) Phakathi kweshafu eyisicefe nento yokusebenza;
(3) Phakathi kweshaft eyisicefe lapho inwetshiwe kanye nomzimba womshini noma indawo yebhentshi lokusebenzela;
(4) Phakathi kwebhentshi lokusebenza kanye nebhokisi lokuphotha ngesikhathi sokunyakaza;
(5) Phakathi kombhobho wangemuva nodonga kanye nethangi likawoyela lapho umgodi oyisicefe uzungeza;
(6) Phakathi kwebhentshi lokusebenzela nekholomu yangaphambili;
(7) Ezinye izindawo ezingase zidale ukumpintshana.
Uma lezi zingxenye zethuluzi lomshini zisendaweni noma ziseduze nezindawo zomkhawulo wokunyakaza, lezi zindawo zizoba yingozi kakhulu. Isibonelo, isikhala esiphakathi kwendawo engaphansi yebhokisi lokuphotha kanye nomzimba womshini singase sishwabane ngokushesha phakathi nokunyakaza kwebhokisi lokuphotha, futhi ukungena kule ndawo kungase kubangele ukuthi u-opharetha acindezelwe; kunezingozi ezifanayo ezindaweni eziphakathi kwe-shaft eyisicefe kanye ne-workpiece, phakathi kwe-shaft eyisicefe uma inwetshiwe kanye nomzimba womshini noma i-workbench surface, njll. Umqhubi kufanele aqaphele njalo izikhundla zalezi zingxenye, futhi agweme ukungena kulezi zindawo eziyingozi uma ziseduze nezikhundla zomkhawulo wokunyakaza ukuze kuvinjelwe izingozi zokulimala komuntu siqu.
Lapho uvala isikhungo semishini esime mpo, ibhentshi lokusebenzela kufanele libuyiselwe endaweni ephakathi, ibha eyisicefe kufanele ibuyiselwe, bese uhlelo lokusebenza lukhishwe, futhi ekugcineni ugesi kufanele unqanyulwe.
Ukubuyisela ibhentshi endaweni emaphakathi nokubuyisela ibha eyisicefe kungaqinisekisa ukuthi okokusebenza kusesimweni esiphephile uma kuqalwa ngokuzayo, ukugwema ubunzima bokuqalisa noma izingozi zokushayisana ngenxa yebhentshi lomsebenzi noma ibha eyisicefe esendaweni elinganiselwe. Ukuphuma ohlelweni lokusebenza kungaqinisekisa ukuthi idatha kusistimu ilondolozwe ngendlela efanele futhi nokulahleka kwedatha kuyagwenywa. Ekugcineni, ukunqanyulwa kukagesi kuyisinyathelo sokugcina sokuvala ukuze kuqinisekiswe ukuthi okokusebenza kuyeka ukusebenza ngokuphelele futhi kuqede izingozi zokuphepha zikagesi.
III. Isifinyezo
Izinqubo zokusebenza eziphephile zesikhungo semishini eqondile ziyisihluthulelo sokuqinisekisa ukusebenza okuphephile kwemishini, ukuphepha kwabaqhubi kanye nekhwalithi yomshini. Abasebenzisi kufanele baqonde ngokujulile futhi bahambisane ngokuqinile nenqubo ngayinye yokusebenza ephephile, futhi akukho mininingwane kusukela ekugqokeni ama-athikili okuvikela abasebenzi ukuya ekusebenzeni kwezisetshenziswa ezinganakwa. Kungale ndlela kuphela lapho izinzuzo zemishini yesikhungo somshini esime mpo zingasetshenziswa ngokugcwele, ukusebenza kahle kokukhiqiza kungathuthukiswa, futhi izingozi zokuphepha zigwenywe ngesikhathi esifanayo. Amabhizinisi kufanele futhi aqinise ukuqeqeshwa kokuphepha kwabaqhubi, athuthukise ukuqwashisa ngokuphepha namakhono okusebenza kwabaqhubi, futhi aqinisekise ukuphepha kokukhiqiza kanye nezinzuzo zezomnotho zamabhizinisi.