Makorari ekugadzirisa nzira uye mafomu

2021/08/18


Ichi chinyorwa chinotsanangura misimboti uye nzira dzemakorari kugadzira,pamwe nemisimboti yekushandisa yeyakajairika polishing maitiro. Kubudikidza nekushandisa chaiko kwevhiri rekukorobha, kumenya makorari, hasha chehukuru hwehukuru uye kumhanya kwepashure, pamusoro pezvikamu zvakagadziriswa kuzadzikisa zvinodiwa zvekupenya segirazi.


1 Sumo
Makorari ndiwo maitiro ekupedza zvikamu mukugadzira, zvinogona kuita kuti pamusoro pezvikamu zvipenye segirazi. Akasiyana maumbirwo, zvekushongedza zvikamu uye zvikamu zvine zvakakwirira zvechitarisiko zvinofanirwa kukwenenzverwa usati wapenda. Makorari maitiro akaparadzaniswa kuita polishing, kupukuta uye kupenya kwakanakisa nhanho nhatu. Yakakwenenzverwa makorari, anowanzo shandiswa pamberi ne adhesives inonamira hasha kupukuta vhiri, nekuti hasha inonamira yakasimba kwazvo, saka iyo yekukorobha maitiro yakafanana nekushandisa hasha mavhiri, hasha mabhandi uye hasha jira impeller, senge imwecheteyo yekupedzisa maitiro; mumakorari uye kupora kwakanakisa, wekutanga kupukuta mumiririri akaputirwa nevhiri rakapfava, uye ipapo workpiece yakatsimbirira pairi-kumhanya kutenderera vhiri yekukorobha maitiro.

2 makorari musimboti
Nheyo yakakosha yekukorobha ndiro rakakwenenzverwa vhiri rakasungwa kana rakaputirwa neakashata, mumamiriro ekumhanyisa-anomhanya, kugaya nyoro kweiyo workpiece. Makorari anogona kugoverwa mumhando nhatu dzinotevera.

. Nekuti zviyo zvine hasha uye zvakapfava kupukuta vhiri pamusoro pekubatanidza zvakasimba, saka simba rekucheka rakakura, musimboti wakafanana nekukuya. Paunenge uchipukuta, iko kutenderera kwekutenderera kweiri vhiri rakaenzana neiri workpiece yekudyisa mafambiro, uye nzvimbo inopenya kwazvo inogona kuwanikwa. Kana iko kutungamira kwakatarisana, vhiri repolishing rakabatana nechaishandiswa, iyo tsanga ine hasha ine simba rakakura rekucheka, ichiita iyo workpiece pevhu kukwenya, kwakanyanya.


Mufananidzo 1 wakagadzika hasha makorari

(2) Inoomarara hasha makorari Iko kushandiswa kwegirisi inonamira hasha yekupukuta vhiri yekukorobha (ona Mufananidzo 2), hasha muchikamu cheuto, inogona kukunguruka zvishoma nezvishoma mumafuta, kuitira kuti mabara ese ekucheka ave nemukana we kuitawo basa, saka kuti makorari vhiri kuramba-refu kushanda chinzvimbo. Panguva imwecheteyo, pasi pechiito chekukakavara kupisa uye kugadzirisa kumanikidza, masvikiro akadai semafuta acids mumumiriri wekupolisha anoita zvemakemikari nesimbi pamusoro kuti ibudise macomputer anogona kubviswa zviri nyore, nokudaro ichikurumidzisa kushanda kwekukorobha.

Mufananidzo 2 Adhesive hasha kupora
(3) kupukuta muiri mvura yekupukuta vhiri inowanzo gadzirwa neyunifomu zvinhu uye kudzikisira kurapwa kwehuni kana yakakosha feni inonzwa, ese ari maviri akaomeswa zvinhu, mune yekukorobha maitiro anogona kunge aine yakawanda yakawanda yekukorobha mvura yekugadzirisa. Nheyo yacho inozadzikiswa kuburikidza nematanho mana eiyo polishing maitiro, eiyo emahara makorari nhanho, inlay makorari nhanho, iyo saturation passivation makorari nhanho uye "ganda firimu" polishing nhanho. Mukushandisa kweakanaka akanzwa kupukuta vhiri, nekuti iyo inonzwa yakapfava, yunifomu, kusimba uye kunyudza kwakakura, iyo nguva yekupukuta ipfupi, inlay inlay, saturation passivation uye "shell film" 3 polishing stage.


3 makorari vhiri zvinhu
Inowanzo shandiswa kupukuta vhiri muviri zvigadzirwa, donje, hemp, akanzwa, dehwe, rakaoma goko gwaro, nyoro huni uye machira emvere uye zvimwe zvakapfava zvinhu. Yakakwenenzverwa makorari inoda kushandisa hombe makorari simba kuvandudza mashandiro, inogona kushandisa kanivhasi, inonzwa, rakaoma goko gwaro, kork, dehwe uye hemp uye neyakaomarara kuomesa vhiri zvinhu. Mukupukuta nekukorobha kwakanaka ndiko kushandiswa kwekunyorova kwakanaka, uye kupora mumiririri kuti urambe iri donje riri nani, rakanzwa uye nezvimwe zvinhu zvekupukuta vhiri. Kukwenenzvera vhiri zvinhu mukugadzirwa kweiyo yekutanga inoda zvakare kugadziriswa, chinangwa chekugadzirisa ndechekuwedzera kuomarara kwekuvandudza kugona kwepolishing, simbisa iyo fiber, kuwedzera hupenyu hwebasa, kuwedzera hunyoro, kuwedzera kugona "kutevedzera", kunatsiridza kuchengetwa kwepurasitiki mumiriri, lubricity uye kupisa moto. Maitiro ekurapa ari kuchenesa, sizing, wax kurapwa, resin kurapwa uye mishonga yekurapa. Iko kuomarara uye kuomarara kwevhiri rekukorobha rinogona kugadziriswa nekushandura nzira yekumonera uye iyo nguva yeiyo mesh yegoridhe vhiri. Swirling yekumonera nzira iri nyore kugadzira uye kushandisa, uye inoshandiswa zvakanyanya. Uye zvakare, kune akakomberedza madenderedzwa, cheki chebhodhi uye kutenderera kwemashure. Kana iyo vhiri yekukorona ichisona nenzira imwecheteyo, kana iyo yekumonera iri hombe, kuomarara kwevhiri rekukorobha rakakura, uye zvinopesana, iko kusimba kuri kudiki uye kuomarara.

4 makorari mumiririri kusarudzwa
Makorari mumiririri upfu makorari zvinhu uye girisi uye zvimwe zvakakodzera zvinoumba svikiro zvakaenzana yakavhenganiswa. Zvinoenderana nenyika yaro patembiricha, inogona kukamurwa kuita yakasimba polishing mumiriri uye emvura polishing mumiriri. Solid makorari mumiriri maererano nechimiro kana hunhu hwepakati, inogona kukamurwa kuva greasy uye isiri-greasy maviri. Liquid makorari mumiriri maererano nechimiro kana hunhu hwepakati, inogona kukamurwa kuita emulsion mhando, yemvura girizi mhando uye isiri-girisi mhando 3 zvikamu. Asi yakanyanya kushandiswa ndeye yakasimba polishing mumiriri.

Solid greasy polishing mumiriri anosanganisira Saizar polishing paste (fused alumina), yesarbon simbi, simbi isina simbi uye isina-ferrous simbi ine rough polishing; emery peta (fused alumina, emery), yesarbon simbi, simbi isina tsvina ine polishing uye kukorobha; yero kupora namatidza (ndiro diatomite), yesimbi, ndarira, aluminium uye zinc, nezvimwewo mukupukuta; tsvimbo-yakaumbwa simbi oxide, yemhangura, yendarira, aruminiyamu uye yemhangura-yakafukidzwa pamusoro mukukorobha nekukorobha kwakanaka; chena kupukuta pasita (yakakangwa dolomite), yekukorobha kwakanaka kwemhangura, ndarira, aluminium, mhangura-yakafukidzwa pamusoro uye pamusoro penzvimbo; green polishing paste (chromium oxide), yekukorobha kwakanaka kwesimbi isina tsvina, ndarira uye chromium-yakafukidzwa pamusoro; tsvuku makorari namatidza (rakanatswa simbi oxide), nokuti yakanaka makorari yendarama, sirivha uye platinum; makorari mumiririri wemapurasitiki (microcrystalline anhydrous carbonic acid), yekukorobha kwakanaka kwepurasitiki, dehwe nenyanga dzenzou.

Liquid polishing mumiriri inowanzo shandisa chromium oxide uye emulsion musanganiswa wemvura.


5 makorari pamwe nesarudzo hasha PARTICIPLE saizi

Iko kudonha kukura kwehasha mukupukuta mumiririri kune yakanangana nekukanganisa kwepasirese kukosha uye kukwirisa kugona kweiyo workpiece mushure mekukorobha. Hasha hwemashupu saizi yakakora, iyo yekushandira pamusoro peyakaomarara kukosha yakakura, uye yakanyanya kugadzirisa kushanda; hasha PARTICIPLE saizi yakanaka, iyo workpiece pamusoro roughness kukosha ishoma, asi kugadzirisa kushanda kwakaderera. Iyo inodikanwa yekugadzirisa pamusoro pehukosha kukosha Ra = 1.6~3.2μm, iyo saizi size ndeye F46~F60; Ra inodikanwa Ra = 0.4~0.8μm, iyo saizi iri F100~F180; Ra inodikanwa Ra = 0.1~0.2μm, saizi yechetere F240~W28; Ra inodikanwa Ra = 0.025~0.05μm, iyo saizi iri W20~W5; Raâ inodiwa Raâ ‰ ¤ 0,012μm, svutugadzike saizi


6 makorari kumhanya uye kumanikidza kusarudzwa
(1) iyo yakakomberedza kumhanya kwepurasitiki vhiri, yakakwira iyo yekumhanyisa kumhanya pasi peimwe mamiriro ekumanikidza, idiki huwandu hwekucheka kwakashata, kunoitisa kudzikisira iyo workpiece yepamusoro roughness kukosha, kugona kwekukorokoza kunowedzerwawo zvinoenderana. Makorari simbi, kukandira simbi, nickel uye chromium nezvimwe zvakaoma zvinhu, makorari vhiri kumhanya 30 ~ 35m / s; makorari mhangura, mhangura chiwanikwa uye sirivheri, makorari vhiri kumhanya 20 ~ 30m / s; makorari aruminiyamu, aruminiyamu chiwanikwa, zingi netini nezvimwe zvakapfava zvinhu, kupukuta vhiri kumhanya kwe18 ~ 25m / s. Mukuita, sarudzo yekupukuta vhiri kumhanya, zvinoenderana nemamiriro ezvinhu eanodzora kutonga, kuti uwane kuchengetedzeka, kugona uye zvinangwa zvemhando yepamusoro.

(2) kukanda kumanikidza kukorobha workpiece kumanikidza kune yekupukuta vhiri kumanikidza saizi, uye kupukuta mashandiro uye workpiece pamusoro pehunhu zvine hukama. Rough makorari, kumanikidza iri rakakura kukura kuvandudza kunyatsoshanda; kupora kwakanaka, uchishandisa kumanikidza kudiki kuti uvandudze iwo mamiriro epamusoro peiyo workpiece. General rough makorari kumanikidzwa kwe10 ~ 30MPa, yakanaka polishing ye5 ~ 10MPa.


7 imwe nzira yekukorobha
(1) sandpaper (jira) kupora Iyi nzira iri nyore kushandisa, inochinjika, ndiyo yechinyakare maitiro nzira. Inogona kunge iri pane iyo lathe, grinder, kuitira kuti uwedzere kudzikisa kukosha kwepamusoro kweiyo workpiece neruoko, hapana mimwe michina inodiwa. Asi inofanirwa kuve yakavakirwa pane iyo workpiece yepamusoro roughness kukosha zvinodikanwa, sarudzo inonzwisisika yehasha yejira jira. Semuenzaniso, iyo inodikanwa yepamusoro roughness kukosha Ra = 0.1 ~ 0.8μm, hasha grit F150 ~ F240. Ye kukwenenzverwa kweiyo bore uye mhando yepamusoro (slot), ikozvino inoshandiswa zvakanyanya hasha impeller polishing. Rudzi rwemhepo iyi rwakagadzirwa neresini kusungira zviyo zvinokonzeresa pamucheka wehasha, jira rinomonyorodza pamhepo rinogoverwa zvisina kukodzera, rakapfava, rakakora uye rinoshanduka, rinogona kuiswa pamidziyo yemagetsi kana nemhepo kana uchishandisa. Zvinoenderana nezvinodiwa pamusoro peiyo workpiece, sarudzo yehupamhi hwakasiyana uye saizi yeanosemesa jira impeller, iri nyore kwazvo.

(2) kuyerera kwemvura kunobata mabrasives uye mvura yakasanganiswa kuturika sanding mvura, ine yakamanikidzwa mweya uye kuburikidza nebhubhu iripamhepo pfapfaidzo pamusoro peiyo workpiece, kupora maitiro. Iyi nzira yekupolisha inowanzo kuve yakavakirwa pane yakasarudzika yepamusoro kukosha Ra = 0.2μm, uye nekukurumidza tora Ra = 0.05 ~ 0.1μm, kunyanya kune dzimwe nzira dzinonetsa kupedzisa pamusoro (senge maburi madiki, yakaoma mhando pamusoro uye zvidiki zvakamanikana maburi, nezvimwewo).

(3) Electrolytic mechanical grinding compound polishing Icho chirevo chakangofanana neicho chemagetsi ekugaya. Paunenge uchipukuta, musoro wepurasitiki wakabatana neiyo yakaipa terminal yeDC magetsi, iyo yekushandira yakabatana kune yakanaka terminal, uye iyo electrolyte inojowa munzvimbo yekukwiza neiyo hydraulic pombi pakati pavo, uye musoro wepurasitiki unotenderera pane imwe kumhanya uye kumanikidza. Mushure mekunge magetsi emagetsi eDC abatanidzwa, pamusoro peiyo workpiece inonyungudika neiyo electrolyte uye firimu repassivation rinoumbwa. Iko kuomarara kweichi chakatetepa chekupasita firimu chakanyanya kuderera pane kuomarara kweiyo workpiece zvinhu pachayo, iyo inobviswa zviri nyore neanoshungurudza inotakurwa nemusoro wepolishing. Nekuti maitiro acho anongova mukati me0.1s nguva kutenderera, saka kupolisha kushanda kwakanyanya, mhando yakanaka, mutengo wakaderera.

(4) Ultrasonic EDM remubatanidzwa makorari vanovimba neiyo ultrasonic kukuya uye kumutsa kubuda kubuda kuti polish pamusoro peiyo workpiece, inopfuura katatu zvakapetwa kupfuura kugona kweiyo yakachena ultrasonic michina polishing. Chinhu chayo chakakosha ndechekukwirira kwepamusoro kukwirisa maburi madiki, makomba makamanikana, maburi uye diki chaiyo pamusoro, kugadzirisa pamusoro pekuomarara kukosha Ra kusvika ku0.08 ~ 0.16μm.

(5) magineti achikuya uye kupukuta Sezvinoratidzwa mumufananidzo 3, iyo yemagineti abrasives inopinda mune yemagineti, mabrasives pamwe nemagineti mutsara wesimba rinotungamira kuenda kune yemagineti bhurasho, kana iyo yekushandira iri pakati peNS magineti matanda, yekufamba kufamba, iwo maviri magineti matanda hasha kukuya uye kupukuta kweiyo workpiece, iyo workpiece yepamusoro roughness kukosha Ra inogona kuva 8 ~ 12s kusvika 0.2μm.


Mufananidzo 3 Magnetic kukuya uye kupora

8Mhedziso
Kudzidzira kwakaratidza kuti kupora kunoshandiswa zvakanyanya uye kuwedzera kukurapamusoro kupedza kugadziranzira mumachine, zvese zviri zviviri chiitiko chinoshanda chetsika maitiro uye dzidziso yezvazvino maitiro, mashandiro mashoma, ehupfumi uye anoshanda. Kune ino nhanho yazvino yekutsvagisa nekusimudzira kweakawanda anoshanda uye akanakisa nyowani nyowani yekuita, inofanirwa kusanganiswa nemamiriro ekugadzira, zvinoenderana nemamiriro ezvinhu emunharaunda kusarudza, kuburikidza neyakaedzwa bvunzo kuti uwane zvaunoda pamberi pekusimudzira kuzere.