Zithini izinto ezibalulekileyo ekufuneka ziqwalaselwe kwiibhari zomoya kwiLongwall Coal Mining?

1. Izinto Ezibalulekileyo Eziqwalaselweyo

1. Intsimbi ye-alloy enamandla aphezulu: Ngokwesiqhelo kusetyenziswa intsimbi ye-alloy ephezulu (umz., 4140, 42CrMo4) okanye iintsimbi ze-alloy (umz., 30Mn5)iibhari zeenqwelo-moyaukuqina kunye nokumelana nokuguguleka.

2. Ukuqina kunye nokuqina: Ukuqina kwekhava (umz., i-carburizing) yokuqina komphezulu ngakumbi iincam zebha yokubhabha (55-60 HRC) enomongo oqinileyo. Ukucima kunye nokunciphisa ukulinganisela amandla kunye nokuguquguquka.

3. Ukumelana nokukrala: Izinto ezongeziweyo ezifana ne-chromium okanye i-boron zonyusa ukumelana nokukrala xa kukrala amalahle/amatye.

4. Ukumelana nokugqwala: Iingubo (umz., i-zinc plating) okanye iintlobo zentsimbi engagqwaliyo kwiindawo ezigqwalisiweyo.

5. Ukuwelda: Iindidi zekhabhoni ephantsi okanye unyango lobushushu ngaphambi/semva kokuwelda ukuthintela ukuqhekeka.

2. Inkqubo yokuQonga

1. Indlela: I-Closed-die drop forging yokulungelelanisa ukuhamba kweenkozo, iphucula ukuqina kwesakhiwo. Cinezela i-forging ukuze ufumane ukuchaneka kwiimo ezintsonkothileyo.

2. Ukufudumeza: Iibhilethi zifudunyezwa ukuya kwi-1100–1200°C (zentsimbi) ukuqinisekisa ukuba ziyaguquguquka.

3. Unyango oluvela emva kokubumba:

4. Ukulungisa imeko ukuze kuncitshiswe uxinzelelo.

5. Ukucima (ioyile/amanzi) kunye nokufudumala (300–600°C) ukuze ufumane ubulukhuni obufunekayo.

6. Umatshini: Umatshini wokugaya we-CNC ukuze kunyanyekelwe ngokuchanekileyo (± 0.1 mm).

7. Ukuphucula umphezulu: Ukuqhumisa ngeembumbulu ukuze kubangele uxinzelelo oluxinzelelweyo nokunciphisa ukudinwa.

3. Uhlolo kunye noVavanyo

1. Ukuhlolwa okubonakalayo nokwemilinganiselo: Hlola ukuba akukho mifantu/iziphene; sebenzisa ii-calipers/CMM kwiimilinganiselo ezibalulekileyo (ubukhulu, ukulungelelaniswa kwemingxunya).

2. Uvavanyo loBulukhuni: Isikali seRockwell C somphezulu, iBrinell yombindi.

3. I-NDT: Uhlolo lweeNgcambu zeMagnetic (MPI) ukuze kubonwe iziphene zomphezulu; Uvavanyo lwe-Ultrasonic (UT) ukuze kubonwe iziphene zangaphakathi.

4. Uvavanyo loMthwalo (ukuba lukhona): Sebenzisa umthwalo osebenzayo oyi-1.5x ukuqinisekisa ukuthembeka.

5. Uvavanyo lokutsalwa: ngekhuphoni evela kwizinto ezifanayo kunye nenkqubo yokubumba kunye nonyango lobushushu ngeebha zokubhabha, kuxhomekeke kuvavanyo lokutsalwa kwesampuli kunye/okanye uvavanyo lokuchaphazeleka.

6. Uhlalutyo lweMetallurgical: I-Microscopy ukujonga ulwakhiwo lweenkozo kunye nokwakheka kwesigaba.

7. Isiqinisekiso: Ukuthobela imigangatho ye-ISO 9001/14001 okanye ye-ASTM.

4. Iindawo Zokuhlanganisa Ezibalulekileyo EzineeTyathanga Zokwemba kunye neeSprockets

1. Ulungelelwaniso: Sebenzisa izixhobo zokulungelelanisa nge-laser ukuqinisekisa ukuphambuka okungaphantsi kwe-0.5 mm/m; ukungalingani kubangela ukuguguleka okungalinganiyo kwe-sprocket.

2. Uxinzelelo: Ilungile kakhuluikhonkco elijikelezileyouxinzelelo (umz., ukunwebeka kwe-1–2%) ukuthintela ukutyibilika okanye uxinzelelo olugqithisileyo.

3. Ukuthambisa: Faka igrisi enoxinzelelo oluphezulu ukunciphisa ukungqubana nokuthintela ukurhawuzelela.

4. Ukuzibandakanya kweSprocket: Umdlaloi-sprocketiprofayili yamazinyo (umz., i-DIN 8187/8188) ukuya kwi-mining chain pitch; jonga ukuba amazinyo agugile na (>10% ukuncitshiswa kwamazinyo kufuna ukutshintshwa).

5. Ukubopha: Iibholithi zeTorque ngokweemfuno zomenzi (umz., i-250–300 Nm kwiibholithi ze-M20) ezineekhompawundi ezivala imisonto.

6. Ukuhlolwa Kwangaphambi Kokuhlanganiswa: Buyisela ii-sprockets/iikhonkco zemigodi ezigugileyo; qinisekisa ukuba isithuba sebha yendiza sihambelana noyilo lwe-conveyor.

7. Uvavanyo Emva Kokuhlanganiswa: Sebenzisa phantsi komthwalo (iiyure ezi-2–4) ukujonga ukungcangcazela/ingxolo engaqhelekanga.

8. Izinto Ezichaphazela Ukusingqongileyo: Vala iijoyinti ukuze zingangeni uthuli lwamalahle/ukufuma.

9. Ukubeka esweni: Faka ii-sensors ze-IoT ukuze zilandelele uxinezeleko, ubushushu kunye nokuguguleka ngexesha langempela.

5. Ukugcinwa kunye noQeqesho

1. Uqeqesho lwaBasebenzi: Gxininisa ukuphathwa ngokufanelekileyo, iinkqubo ze-torque, kunye neendlela zokulungelelanisa.

2. Ukugcinwa Kwezinto Ezixeliweyo: Ukuskena rhoqo kwe-thermographic kunye nohlalutyo lokungcangcazela ukuze kuthintelwe ukungaphumeleli.


Ixesha lokuthumela: Matshi-04-2025

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