
Apo mainjiniya anotsanangura a rollformers shaft roller factory, havasi kungorayira chikamu-vari kuchengetedza musana unotenderera wepamusoro-soro yesimbi yekugadzira mutsara. Takaona kumiswa kwekugadzirwa kwakawanda kunokonzerwa nemashaft roller ayo akamonyoroka mushure me3,000 metres yekuenderera mberi kwecoil feed, kana kutadza kuomarara kwepamusoro pa58 HRC. Ndosaka kunyatsoita kusiri sarudzo pano-ndiyo yekutanga.
Kutadza kuzhinji kunotsvaga zvikonzero zvitatu: simbi isingaenderane chimiro, dimensional kukukurwa panguva yekupisa bhasikoro, uye kusakwana kwechokwadi chepamusoro pasi pekubata kweabrasive. Yakajairwa kabhoni simbi rollers inotsemuka pasi pekudzokorora kupeta kushushikana mumichinjiro yekumisikidza. Alloyed castings pasina kudzorwa kukwenenzverwa zviyo zvinogadzira micro-cracks padyo nekiyi nzira. Uye CNC-yakagadzirwa zvinotsiva kazhinji inosvetuka post-machining kusagadzikana kwekunetseka-saka ivo vanokanganisa mukati memaawa makumi mana nemasere ekuiswa.
Isu tinoyedza yega shaft roller ye torsional rigidity tichishandisa ASTM E143 protocol-uye tinoramba chero unit inoratidza> 0.012 mm radial runout pa3,000 rpm. Chaiyo-yepasirese kusimbiswa kunokosha kupfuura catalogs specs. Imwe yekuNorth America chubhu chigayo yakashuma 47% hupenyu hurefu hwesevhisi mushure mekuchinja kubva kugeneric AISI 4140 kuenda kune yedu AMS 5387 cobalt-nickel alloy rollers, kunyangwe iyo yekupedzisira ichidhura 2.3 × zvimwe kumberi. Iyo ROI yakabva mukubvisa vhiki nevhiki kutakura zvitsividzo uye kudzivirira isina kurongeka yekudzikira panguva yemotokari inopera pombi inomhanya.
Iwe haugone kuburitsa metallurgical control. Kana mutengi akatumira mufananidzo weGD&T we215 mm OD × 1,850 mm kureba winch centre shaft roller-ine ± 0.005 mm cylindricity, 62–65 HRC kuomarara kwepamusoro, uye kuzere kuteedzera kune MTRs-unoda kukanda, machining, uye kupisa kurapwa pasi pedenga rimwe. Hapana handoffs. Hapana batch kusawirirana.
Yedu ISO-inoenderana nzvimbo inobata ese matatu:
Izvi zvinobvisa iyo yekare "foundry-to-machine-shop gap": uko kukanda shrinkage kusingaverengerwe mumachining stock allowance, kana uko kupisa kunobata kukanganisa kunokanganisa hukuru husati hwapera. Isu takadzikisira kudzoreredza pamaroller akaomarara ne68% kubva pakuita yakavharwa-loop muripo wemafuta muzvirongwa zvedu zveCNC.
"Simbi isina tsvina" hairevi chinhu pasina mamiriro. Kune ma rollformers anomhanyisa galvanized kana abrasive-coated simbi, 304SS inopfekwa mukati memaawa asingasviki 800. Yedu T800 cobalt-based alloy rollers inogara kweanopfuura maawa 5,200-nekuti kupararira kwavo kwecarbide kunopikisa galling, kwete kungoora. Uye AMS 5387 haingori "cobalt alloy" -iyo yakanyatso kurongeka Co-Ni-Cr-Mo-W sisitimu yakagadzirirwa kupisa kuomarara kwekuchengetedza pamusoro pe600 ° C, yakakosha kana friction yekudziya spikes panguva yekumhanya-mhanya kuumba.
Isu tinotora ingots mbishi chete kubva kumagiyo akasimbiswa kune AMS 2301 uye EN 10204 3.1, izere kupisa kwakawanda kuteedzera. Batch yega yega inoongororwa spectrographic isati yakandwa-uye isu tinochengeta sampuli kwemakore gumi. Kana mutengi akataura kupera nguva isati yakwana, isu tinodhonza iyo yepakutanga MTR, toienzanisa neiyo chaiyo chikamu microstructure (kuburikidza neSEM/EDS), uye tozvisiyanisa kuti nyaya yacho yanga iri zvinhu, maitiro, kana kusawirirana kwekushandisa.
A akavimbika rollformers shaft roller factory haimiriri kuti mifananidzo isvike. Inobata pakutanga-mukuongorora dhizaini. Isu tinogara tichiratidzira senge undersized fillet radii iyo inoisa kushushikana pakutakura zvigaro, kana zvisiri-standard keyway kushivirira izvo zvinokonzeresa kupfeka. Gore rakapera, takabatsira Southeast Asian OEM kudzokorora geometry yepfudzi pane gumi nemaviri-stand rollformer shaft-kudzikisa peak von Mises kushushikana ne31% uye kuwedzera kuneta hupenyu kupfuura gumi.7 cycles.
Kugadzikana kwekutumira kunotevera kubva pakuronga kwakaonda-kwete zvivimbiso. Isu tinoteedzera kudira kudira, kupisa kupisa mitoro, uye zvirongwa zvemuchina mu4-awa mabhuroko. Prototype inorayira ngarava mumazuva gumi nemasere; yepakati-vhoriyamu inomhanya inobata kune ± 2-mazuva mahwindo. Hapana mari yekukurumidza. Kwete "zvichienderana nekuwanikwa kwezvinhu" clauses. Nekuti kuvimbika hakungori nezve izvo zvinotenderera chokwadi - ndezve izvo zvinosvika nenguva, nguva dzese.
Kune mainjiniya anotsanangura zvikamu uko kutadza kunomisa mitsara yekugadzira, sarudzo haisi pakati pevatengesi-iri pakati pekufungidzira uye humbowo. Precision shaft rollers inoda kudyidzana chaiko. Izvo zvinotanga nesimbi yaunogona kuona, maitiro aunogona kuongorora, uye mhedzisiro iwe yaunogona kuyera-kwete chete mumamicrons, asi munguva yekukwira.
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