I-worm minimer isebenza njengejubane elihambisanayo kanye ne-torque yokudlulisa phakathi kwesisekelo esikhulu nomshini osebenzayo noma i-actuator, futhi isetshenziswa kabanzi emshinini wanamuhla.
Isakhiwo esiyisisekelo: Lesi sinciphisi sakhiwa ikakhulukazi izingxenye zokudlulisela (igiya noma umhlonyane), umgodi, ukuthwala, icala nezinye izinto zalo. Isakhiwo saso esiyisisekelo sinezingxenye ezintathu ezinkulu:
Gear, shaft nokuhlanganisa okuhlanganayo:
I-pinion ihlanganiswe ne-shaft futhi ibizwa ngokuthi i-gear shaft. Uma ububanzi begiya bungahlobene nobubanzi bomgodi, uma ububanzi be-shaft bungu-d nobubanzi bempande yegiya yi-df, khona-ke df- Lesi sakhiwo kufanele samukelwe lapho d ≤ 6 kuya ku-7 mn. Uma df-d>6~7mn, isakhiwo lapho igiya kanye shaft kuhlukaniswa izingxenye ezimbili, njenge-low speed shaft kanye negiya elikhulu.
Ngalesi sikhathi, i-gear igxilwe ekuqondisweni kwe-circumferential ye-shaft ngokhiye we-flat, futhi ingxenye engaphezulu ye-shaft ihlelwe nge-axially ngehlombe, umkhono kanye nesembozo sokuthwala. Ama-deep groove ball bearings asetshenziswa kuzo zombili izimbazo. Le nhlanganisela isetshenziselwa ukumelana nemithwalo ye-radial kanye nemithwalo emincane ye-axial. Uma umthwalo we-axial mkhulu, i-angular contact ball bear, i-tapered roller bear noma inhlanganisela ye-deep groove ball bearing kanye ne-thrust bear kufanele isetshenziswe. I-bearing igcotshwa ngamafutha amancane afafazwa lapho igiya lizungeza. Amafutha okugcoba echibini likawoyela esihlalweni sethangi afafazwa igiya elijikelezayo odongeni olungaphakathi lwekhava yethangi, ageleze ngodonga lwangaphakathi aye endaweni eyi-binning surface, bese egelezela ku-bearing ngokusebenzisa i-oil guiding groove. Lapho ijubane elijikelezayo legiya elifakwe uwoyela υ ≤ 2m / s, ukuthwala kufanele kugcotshwe ngamafutha. Ukuze ugweme ukuthi kungenzeka ukufafaza amafutha amancane, amafutha angasetshenziswa ukuhlukanisa amafutha. Ukuze uvimbele ukulahlekelwa uwoyela wokugcoba kanye nothuli lwangaphandle olungena ethangini, isici sokuvala sihlelwa phakathi kwe-bearing end cap kanye ne-shaft overhanging.
IKhabhinethi:
Ikhabethe liyisakhi esibalulekile se-ehlisa. Kuyisisekelo sezingxenye zokudlulisela futhi kufanele kube namandla anele nobulukhuni.
Ibhokisi livame ukwenziwa ngensimbi eluhlaza okwesibhakabhaka, futhi ibhokisi lensimbi elenzelwe futhi lingasetshenziselwa amayunithi wegiya elisindayo noma elishisayo. Ukuze wenze lula inqubo futhi wehlise izindleko zesinciphisi ezikhiqizwe yiyunithi eyodwa, ibhokisi elisetshenziswa ngensimbi lensimbi lingasetshenziswa.
I-Grey cast iron inezindawo ezinhle zokuphonsa kanye nezindawo zokulahla i-vibration. Ukuze kwenziwe lula ukufakwa nokuhlukaniswa kwezinto zokugunda, ukwakheka kwakheka ngokulinganayo eceleni kwe-eksisi yeshivu. Isembozo esingaphezulu necala elingaphansi zixhunyaniswe ngokuhlanganiswa ngamabhendi. Izihlanganisi ezihlanganayo zezindlu ezibambekayo kufanele zisondele kakhulu ezindlini ezithwalayo, futhi umphathi oseceleni kwendlu etholakalayo kufanele abe nendawo eyanele yokusekela ukubeka izihlanganisi futhi aqinisekise isikhala esidingekayo sokuqinisa amabhawodi. Ukuze uqiniseke ukuthi ibhokisi linokuqina okwanele, izimbambo zokusekelwa zengezwa eduze kwezimbobo ezithweleyo. Ukuze uqinisekise ukuqina kwesincishisi esisekelweni futhi unciphise indawo yemishini yendiza yangaphansi yebhokisi, isisekelo sebhokisi ngokuvamile alisebenzisi indiza ephelele.
Ukuhlukaniswa okuyisisekelo: Ukuvuselela kabusha ngezinhloso kungahlukaniswa ngezinhlobo ezimbili: i-universal dumer ne-Special Specialer. Ukwakheka, ukukhiqiza nokusebenzisa izici zalokhu kuhlukile. Ngeminyaka yo-1970 neye-1980s, ubuchwepheshe bokunciphisa umhlaba sebuthuthuke kakhulu futhi buhlanganiswe kakhulu nokwakhiwa kwenguquko entsha yezobuchwepheshe. Izinhlobo zayo eziyinhloko: i-gear minimer; isibungu sokunciphisa; i-gear-worm reducer; Isihlisi segeyimu yeplanethi.
I-reducer ejwayelekile: i-Helical gear reducer (kufaka phakathi i-shaft gear helical reducer, i-worm gear reducer, i-gear gear reducer, njll.), I-gear gear reducer, i-cycloidal pin reducer, i-worm gear reducer, uhlobo lokuphikisana kwamaplanethi uhlobo lokushintshwa kwejubane elingashintshi umshini nokunye. 1) Isilondolozi segiya le-cylindrical Eyodwa, yesibili, yesibili nangaphezulu. Ukuhlelwa: ukuvela, ukuhlukaniswa, ukubumbana. 2) Isinciphisi segiya leBevel Sisetshenziswa lapho kushaft okokufaka nendawo yokukhipha shaft kuhlangana. 3) ukunciphisa isibungu Kusetshenziswa kakhulu esimweni sokudluliswa kwesilinganiso i> 10, futhi isakhiwo sihlangene lapho ukudluliswa kukhulu. Okubi ukuthi ayisebenzi. Isinciphisi se-Archimedes worm sisetshenziswa kabanzi njengamanje. 4) Isinciphisi se-Gear-worm Uma ukudluliswa kwegiya kusezingeni eliphezulu, isakhiwo sihlangene; uma i-worm drive isezingeni eliphezulu lejubane, ukusebenza kahle kuphezulu. I-5) Isinciphisi segiya leplanethi Ukusebenza kahle kokudlulisa kuphezulu, ibanga lesilinganiso sokudlulisa libanzi, amandla wokudlulisa yi-12W ~ 50000KW, futhi ivolumu nesisindo kuncane.
Izinhlobo ze-ejwayelekile zokunciphisa amandla: 1) Isici esiyinhloko sokunciphisa i-worm gear ukuthi inomsebenzi wokuzivala kabusha futhi ungaba nesilinganiso esikhulu sokunciphisa. Umshini wokufaka nomshini wokukhipha awukho ku-eksisi efanayo, noma endizeni efanayo. Kodwa-ke, ivolumu ngokuvamile inkulu, ukusebenza ngempumelelo kokudlulisela akuyona into ephezulu, futhi nokunemba akukuphakeme. 2) Ukudluliselwa kwe-Harmonic kwe-harmonic kunciphisi ukusetshenziswa kwe-deflex deflex controllable deflex elastic ukudlulisa ukunyakaza namandla, ivolumu encane, ukunemba okuphezulu, kepha okubi wukuthi impilo yesondo eguquguqukayo ilinganiselwe, ayinawo umthelela omelana, oqinile nezingxenye zensimbi Imbi kabi. Ijubane lokufaka alikwazi ukuba phezulu kakhulu. I-3) Ukunciphisa i-Planetary kunezinzuzo zesakhiwo compact, imvume encane yokubuya, ukunemba okuphezulu, impilo ende yenkonzo kanye ne-torque enkulu ekaliwe. Kepha intengo ibiza kancane. Ama-reducer: Ngamafuphi, ngemuva kokuba amandla omshini ojwayelekile enzelwe futhi akhiqizwa, amandla akhe akaliwe awashintshi. Ngalesi sikhathi, lapho likhuphula isivinini, lincane i-torque (noma i-torque); uma ijubane lincane, kukhulu ithoshi.
Okunamathiselwe kwe-reducer: Ukuze uqinisekise ukusebenza okujwayelekile kwe-minimer, ngaphezu kokunaka ngokwanele ukwakheka okuhlelekile kwamagiya, amasheya, inhlanganisela namakhabethe, kufanele futhi icabangele ukugcwaliswa, ukudonsa, ukuhlola izinga likawoyela, ukucubungula kanye Ukukhetha okunengqondo nokuklanywa kwezingxenye ezisizayo nezakhi ezifana nokubekwa ngokuqondile kwesembozo nokuphakanyiswa kwesembozo nesihlalo sebhokisi ngesikhathi sokuhlukaniswa nomhlangano. 1) Bheka umgodi ukubheka isimo se-meshing sezingxenye zokudlulisela, bese ufaka uwoyela wokugcoba ebhokisini. Umgodi wokuhlola kufanele usethwe endaweni efanele yebhokisi. Umgodi wokuhlola utholakala ngaphezulu kwekhava elingenhla ukubona ngokuqondile isikhundla sokuzibandakanya kwegiya. Ezikhathini ezijwayelekile, isembozo somgodi wokuhlola sinqanyulwa kwisembozo. 2) Lapho i-inforator ye-ventilator isebenza, izinga lokushisa ngaphakathi kwebhokisi liyakhuphuka, igesi iyanda, nomfutho uyanda, ukuze umoya osebhokisini ukhishwe ngokukhululekile, ukuze kugcinwe ukulingana kwengcindezi ngaphakathi nangaphandle kwebhokisi, ukuze uwoyela unganekeli eceleni kwebhokisi noma umgodi. Ezinye izikhala ezifana nokuvuza kwensimbi, ne-ventilator kuvame ukufakwa ngenhla kwebhokisi.
I-3) I-cap capire iyisikhundla se-axial yento ebunjiwe yokugunda futhi ifakwa umthwalo we-axial, futhi yomibili imiphetho yezindlu ezithwele ivaliwe nge-cap cap. Izimbobo zokubopha zithambile futhi ziphinda zenziwe. Isigaxa se-hexagonal sisuselwa emzimbeni webhokisi, futhi isembozo esisesithweni emgodini we-outrigger singumgodi, bese kufakwa into yokubopha lapho. Ubuhle bekhebula elingasondeli elibukhali ukuthi lihlelekile ukuqaqa nokulungisa umthwalo, kepha uma liqhathaniswa ne-cap egxiliwe yokushumeka, inani lezingxenye likhulu, usayizi mkhulu, futhi ukubukeka akukusocaba.
4) Iphini elitholayo ukuqinisekisa ukunemba kokukhiqizwa nokucutshungulwa komgodi wezindlu othwalayo lapho kuhlukaniswa isembozo sebhokisi. Iphinikhodi yokuthola indawo kufanele ifakwe emphethweni oxhumanisa isembozo sebhokisi nesihlalo sebhokisi ngaphambi kokuqeda umgodi othwele. Ibekwe kuma-flanges coupling ezinhlangothini zombili ze-longitudinal mwelekeo webhokisi, futhi ibhokisi lokulinganisa kufanele lihlelwe ngokwe-symmetrically ukugwema ukungahambi kahle.
5) Isikhombi senqanaba lamafutha Hlola ukuphakama kwezinga lamafutha ethangini likawoyela we-ancer, futhi njalo gcina inani elifanele lamafutha echibini lamafutha. Ngokuvamile, inkomba yezinga lamafutha ifakiwe engxenyeni lapho kutholakala khona kalula ukuthi ithangi likhona futhi nengaphezulu le-oyili lizinzile.
6) Lapho ipulaki yokudonsa uwoyela isishintshiwe, i-oyela ne-ejenti yokuhlanza kufanele idonswe phansi kwesisekelo sebhokisi, kuthi umgodi wokukhipha uwoyela uvulwe endaweni ephansi echibini lamafutha. Imvamisa, umgodi we-oyela wokukhipha uwoyela uvinjiwe isigaxa sesikhafu, bese kuxhunywa ipulaki le-oyili. I-gasket yokuvimbela okuvuzayo kufanele ingezwe phakathi kwezindawo ezihlanganayo zekhabethe.
7) Isikulufu sokuvula ibhokisi sisetshenziselwa ukuthuthukisa umphumela wokubekwa uphawu. Imvamisa, ingilazi lamanzi noma i-sealant isetshenziswa endaweni ehlukanisiwe yebhokisi ngesikhathi somhlangano. Ngakho-ke, kuvame ukuba nzima ukuvula isembozo ngenxa yesimende lapho kuhlangana. Ngale njongo, endaweni efanelekile yendiza ehlanganisiwe yekhava yetanki, kufakwa izimbobo ezi-2 zesikwele, bese kuthi isigcini se-cylindrical noma i-flat end box screw ye-Starter box. Isembozo esingaphezulu singaphakanyiswa ngokuguqula isikulufa se-Starter. Isinciphisi esincane singasetshenziswa ngaphandle kwesigaxa se-Starter. Lapho uvula isembozo, sebenzisa i-screwdriver ukuvula isembozo. Ubukhulu besikulufa esivulekile bungalingana nebolge uxhumano lwe-bolt.
Uhlobo lomgodi ovulekile:
Kufakwa i-gearical gear-minimal ekugcineni emaphethelweni we-worm gear minimer, futhi umuntu ophonsa amabanga amaningi angafinyelela isivinini esiphansi kakhulu. Inhlanganisela yesiteji segiya le-helical gear kanye nesiteji segiya le-worm, eliphakeme kunesilinganiso se-gear moder ehlanzekile eyodwa. ukusebenza kahle. Ngaphezu kwalokho, ukudlidliza kuncane, umsindo uphansi, futhi ukusetshenziswa kwamandla kuphansi. Ngamafuphi, kulula ukufaka i-worm shaft hlobo worm, inengqondo ngesakhiwo, ithembekile futhi ihlala isikhathi eside. Vele, kufanele futhi sinake ukuzikhethela kwenombolo ye-minimer, inkampani enamandla izosuselwa ekubunjweni kwe-minimer, ukwakheka kwezimbambo ezipholile, ukubalwa kwesilinganiso sokushisa, ukwakheka kawoyela umjikelezo, njll., kuhlanganiswe nokusetshenziswa kanye nezimo zokusebenza kwe-ehlisa, ukusetshenziswa okuhle Inqubo yokukhiqiza ikhiqiza amabhokisi egiya aphezulu, athembekile futhi aqinile. Abasebenzisi bangathola imiphumela egculisayo inqobo nje uma besebenzisa kahle ukugcinwa.
Izici: Uchungechunge lokunciphisa izibungu luthatha ubuchwepheshe baseMelika futhi lunezici eziqinile nezizinzileyo, zokudlulisa okuzinzile, umthamo omkhulu wokuthwala nomsindo ophansi. Inesakhiwo esihlangene, isilinganiso esikhulu sokuhambisa kanye nomthombo wamandla obanzi. Ingasetshenziselwa i-motor noma enye i-drive drive.
Ekusetshenzisweni okusebenzayo, i-worm reducer ivame ukudala ukuvuza kwengxenye yokubopha ngenxa yezinkinga zokuqamba kanye nokudlidliza okungenasiphazamiso, futhi kuthinteka ngokudlidliza, ukugqoka, ingcindezi, izinga lokushisa ngesikhathi sokusebenza isikhathi eside, kanye nokuphindeka okwenzeka njalo kwekhava yomnyango wokuvalwa kanye nezinye izingxenye . Intambo yangaphakathi evulekile iyathukululwa, futhi ukugqwala nokuguga kwengxenye yokubopha nakho kubangele ukuvuza kukawoyela engxenyeni. Lezi zingxenye zivinjelwe imvelo (izinga lokushisa, eliphakathi, lokudlidliza, njll.), Futhi azikaze zixazululwe ngempumelelo isikhathi eside, zidale ukuphazamiseka nokulahleka kwebhizinisi.
Ngenxa yokuvuza isikhathi eside kawoyela, ukushoda kukawoyela kulula ukubangela ukugqwala okuomile kwezingxenye zokudlulisela, futhi amathuba okulimala kwezakhi asheshisiwe. Ngaso leso sikhathi, uwoyela owengeziwe uyingozi enkulu efihlekile yomlilo; ukuvuza okuqhubekayo kawoyela namafutha kubangela imfucumfucu enkulu yamafutha futhi kwandise Izindleko zebhizinisi zithinta isithombe sonke sebhizinisi futhi sithinta ukuphathwa kwendawo yebhizinisi; into evuzayo futhi yenyusa umjikelezo nobuningi besondlo sabasebenzi.
Izindlela zokwelapha zendabuko Ngemuva kokuhlanganisa nokuvula isinciphisi, ukufaka esikhundleni se-gasket noma ukusebenzisa i-sealant akugcini nje isikhathi futhi kuthwala kanzima, kodwa futhi kunzima ukuqinisekisa umphumela wokuvalwa, futhi ukuvuza kungaphinde kube khona ngenkathi kusebenza. I-polymer composite material 25551 ine-adhesion enhle kakhulu, ukumelana kawoyela nokuphakama kwe-200%, okuyisisombululo esihle iminyaka eminingi. Ukuphathwa kwesiza kungagcini ngokuhlangabezana nomthelela wokudlidliza kwemishini, kodwa futhi kuqinisekise ukubuswa kwesikhathi eside. Gwema ukulahleka okubangelwa yi-downtime disassembly futhi uqinisekise ukukhiqizwa okuphephile nokuqhubekayo
Inkinga ejwayelekile: 1. Ukunciphisa amandla kukhipha ukushisa nokufutha kwe-oyile. Ukuze uthuthukise ukusebenza kahle, i-worm gear minimer ngokuvamile isebenzisa insimbi engaholi njengevili lesibungu, isibungu sisebenzisa insimbi enzima. Ngoba i-sliding friction drive, izokhipha ukushisa okuphezulu ngesikhathi sokusebenza, okwenza izingxenye nezimpawu ze-kunciphisi Kunomehluko ekwandisweni okushisayo phakathi kwabo, ukuze kukhiqizwe igebe endaweni ngayinye yokuncanyana, kanti uwoyela yi unciphise ngenxa yokwanda kwezinga lokushisa, okubangela ukuvuza kalula. Kunezizathu ezine eziyinhloko. Okokuqala, noma ngabe lokho okuqukethwe kunengqondo. Okwesibili, ikhwalithi ephezulu yendawo yokuphamba. Okwesithathu, ukukhethwa kwamafutha okugcoba, noma ngabe inani lokungezelela lilungile, kanti okwesine kuyikhwalithi yomhlangano nendawo yokusebenza. 2. Ukugqoka kwegiya lomhlonyane Igiya lezibungu livame ukwenziwa nge-tin bronze. Izinto zombungu ezigoqiwe ngokuvamile ziqine zibe ngu-45 ° C ziye ku-HRC45-55. Lapho i-kuncishisi isebenza kahle, isibungu sifana ne- "squeegee" eyenziwe kanzima, esinquma ngokuqhubekayo isondo lesibungu futhi ibangele ukuba isondo lesibungu ligqoke. . Ngokuvamile, lokhu kugqoka kuhamba kancane, njengamanye ama-kunciphisa efektri angasetshenziswa iminyaka engaphezu kwe-10. Uma ijubane lokugqoka lishesha, kuyadingeka ukuthi ubheke ukuthi ukukhethwa kwe-kunciphisi kunembile yini, noma ngabe kukhona umsebenzi omningi, impahla yegiya lezibungu, ikhwalithi yomhlangano noma imvelo yokusetshenziswa.
3. Shayela okuncane okugqokwa okokugqokwa kwengilazi. Imvamisa kwenzeka kwi-minimet emisiwe encishisiwe, ehlobene nenani lamafutha afakiwe kanye nokukhethwa kokugcotshwa. Lapho ukufakwa okuthe mpo kufakiwe, kulula ukubangela ukungalingani kawoyela. Lapho isivinini sokunciphisa isivinini siyeka ukusebenza, uwoyela wegiya lokudlulisa phakathi kwemoto ne-kuncishisi ulahlekile, igiya alikwazi ukuthola isivikelo esifanele sokuthambisa, futhi alisebenzi ngesikhathi sokuqalisa noma sokusebenza. Ukugcoba kubangela ukugqokwa kwemishini futhi kulimaze nomonakalo.
4. Ukuzala kwesibungu kulimele. Lapho i-minimer yehluleka, noma ngabe ibhokisi lamagiya selivalwe kahle, ifektri ivame ukuthola ukuthi uwoyela wegiya elisetshenziselwe ukuthunyelwa emzimbeni uye wakhiqizwa, ukuthwala sekugugile, konakalisiwe futhi kwalinyazwa. Lokhu kungenxa yokuthi uwoyela wegiya usetshenziswa ngesikhathi sokumiswa nokumiswa kwegesi eshintshayo. Kubangelwa i-umswakama ukubuyiswa ngemuva kokupholisa okushisa; vele, futhi kuhlobene kakhulu nokukhiqiza ikhwalithi nenqubo yomhlangano
Ukuvuza kabusha nokunakekela:
Ekusetshenzisweni okusebenzayo, i-worm reducer ivame ukudala ukuvuza kwengxenye yokubopha ngenxa yezinkinga zokuqamba kanye nokudlidliza okungenasiphazamiso, futhi kuthinteka ngokudlidliza, ukugqoka, ingcindezi, izinga lokushisa ngesikhathi sokusebenza isikhathi eside, kanye nokuphindeka okwenzeka njalo kwekhava yomnyango wokuvalwa kanye nezinye izingxenye . Intambo yangaphakathi evulekile iyathukululwa, futhi ukugqwala nokuguga kwengxenye yokubopha nakho kubangele ukuvuza kukawoyela engxenyeni. Lezi zingxenye zivinjelwe imvelo (izinga lokushisa, eliphakathi, lokudlidliza, njll.), Futhi azikaze zixazululwe ngempumelelo isikhathi eside, zidale ukuphazamiseka nokulahleka kwebhizinisi.
Isixazululo: (1) Qinisekisa ikhwalithi yomhlangano. Ukuze kuqinisekiswe ikhwalithi yomhlangano, ifektri yathenga futhi yenza amathuluzi athile akhethekile. Lapho uqaqa futhi ufaka igiya le-worm yokudambisa, isibungu, ukuthwala, igiya nezinye izinto, zama ukugwema ukushaya ngqo namanye amathuluzi afana nesando; lapho ushintsha amagiya namagiya ezikelemu, zama ukusebenzisa izingxenye zokuqala bese ushintsha ngababili; lapho uhlanganisa umphini wokukhipha, naka ukubekezelelana, i-D≤50mm, sebenzisa i-H7 / k6, D> 50mm, sebenzisa i-H7 / m6, bese usebenzisa i-anti-adhesive noma uwoyela obomvu ukuvikela umgodi I-shaft ivimbela ukugqwala nokugqwala, ivimbela isilinganiso sokulingana, futhi kunzima ukuqaqa ngesikhathi sokulungiswa. (2) Ukukhethwa kukawoyela wokuthambisa nezithasiselo. Isinciphisi segiya lesibungu ngokuvamile sisebenzisa uwoyela wamagiya angu-220 #. Kwamanye amagiya anomthwalo osindayo, ukuqala kaningi, nemvelo engasebenzisi kahle, ifektri nayo ikhethe izithasiselo ezithile zokugcoba. Lapho i-reducer iyeka ukusebenza, uwoyela wamagiya usanamathele. Ubuso begiya benza ifilimu evikelayo ukuvikela imithwalo esindayo, isivinini esiphansi, i-torque ephezulu nokuxhumana kwensimbi nensimbi ekuqaleni. Isithasiselo siqukethe nesilawuli sophawu kanye nesivimbeli esivuzayo ukugcina uphawu luthambile futhi lunwebekile, kunciphisa ngempumelelo ukuvuza kukawoyela.
(3) Ukukhetha isikhundla sokufakwa kwe-kunciphisi. Uma kunokwenzeka, ungasebenzisi ukufaka okume mpo. Ekufakweni okumi mpo, inani lamafutha okugcoba elingeziwe likhulu kakhulu kuneleyo lokufakwa okuvundlile, okungenzeka kubangele ukuzala kokushisa nokuvuza kwe-oyile kwe-minimer. Umugqa wokukhiqiza ubhiya ongama-40,000 / wesikhathi esifanele owakhiqizwa ifektri ufakwe mpo. Ngemuva kwenkathi yokusebenza, i-pinion yokudlulisela inezigqoko ezinhle futhi ilimele. Ngemuva kokulungiswa, isimo senziwe ngcono kakhulu.
(4) Sungula uhlelo oluhambelana nolondolozo lokugcoba. Ifektri igcina isinciphisi ngokuya ngomgomo “wokusetha emihlanu” womsebenzi wokugcoba, ukuze umuntu ngamunye ohlinzekelayo abe nomuntu obhekele ukuwuhlola njalo. Lapho umsebenzi uthola ukuthi izinga lokushisa kawoyela likhuphuka kakhulu, ukukhuphuka kwezinga lokushisa kudlula ku-40 ° C noma izinga lokushisa lamafutha lidlula i-80 ° C, ikhwalithi yamafutha iyancipha noma kutholakala i-powder ethe xaxa emsindweni wamafutha nomsindo ongafanele, njll. masinyane yeka ukusebenzisa ukulungisa okufika ngesikhathi, ukuxazulula inkinga, buyisela i-lubricant ngaphambi kokusebenzisa. Lapho ufaka amafutha, naka inani elilinganayo lamafutha nesikhundla sokufaka ukuze uqiniseke ukuthi isinciphisi sigcotshwe kahle.
