Mastering Metal Cold Cutting: A Professional Guide kune Circular Saw Blade Application Standards

Munyika yekugadzirwa kwesimbi kwemaindasitiri, kunyatsoita, kunyatsoita, uye mhando ndiyo yakakosha. Metal inotonhora yekucheka denderedzwa rekuona mablades akabuda seyekona tekinoroji, achipa kurongeka kusingaenzaniswi uye kwepamusoro pepamusoro pekupedzisira pasina kukanganiswa kwemafuta kunowanikwa kune abrasive kana friction sawing. Gwaro iri, rakanangana neakamisikidzwa indasitiri zviyero seT/CCMI 25-2023, inopa tarisiro yechokwadi yesarudzo, mashandisirwo, uye manejimendi ezvishandiso zvakakosha izvi.

Ichi chinyorwa chichashanda sechishandiso chakakosha kune maneja ekugadzira, vashandisi vemichina, uye nyanzvi dzekutenga zvinhu, vachiongorora muchimiro cheblade, kusarudzwa kweparameter, uye maitiro akanakisa ekuwedzera hupenyu hwechishandiso uye nekuwedzera kuita.

1. Mitemo Yekutanga: The Framework for Quality

Chimiro chakasimba chekushanda chinotsamira pakumira. Kune simbi inotonhora yekucheka denderedzwa saw blades, akakosha zviyero zvinopa nhungamiro inodiwa pakugadzira, kushandisa, uye kuchengetedza.

• Kuwanda Kwekushandisa:Aya mazinga anotonga hupenyu hwese hwesimbi inotonhora yekucheka denderedzwa saha blade, kubva pakuumbwa kwayo uye maparamendi ekugadzira kusvika pakusarudzwa kwayo, kushandiswa, uye kuchengetedza. Izvi zvinogadzira bhenji rakabatana kune vese vanogadzira blade uye vashandisi vekupedzisira, kuve nechokwadi chekuenderana uye kuvimbika muindasitiri yese.
• Normative References:Mirayiridzo yakavakirwa pamagwaro ekutanga. Semuyenzaniso,T/CCMI 19-2022inotsanangura iyo yakakosha tekinoroji zvinodiwa kune iwo mablades pachawo, ukuGB/T 191inoraira yepasirese pictographic mamaki ekurongedza, kuchengetedza, uye kutakura. Pamwe chete, vanogadzira hurongwa hwakazara hunovimbisa kunaka kubva kufekitori kusvika pauriri hwewekishopu.

2. Terminology: Chii chinotsanangura "Cold Cut"?

Pamusoro payo, aMetal Cold Cheka Circular Saw Bladechishandiso chakasarudzika chakagadzirirwa kucheka zvinhu zvesimbi zvine zvishoma kana zvisina kupisa chizvarwa chinoendeswa kune workpiece. Inoshanda nekumhanya kwakadzikira asi iine mitoro yakakwira zvichienzaniswa nemasaha. Iyi "inotonhora" maitiro anowanikwa kuburikidza nemazvo-engineered blade geometry uye Tungsten Carbide Tipped (TCT) mazino, ayo anogera zvinhu kwete kuzvibvisa.

Zvakanakira nzira iyi zvinosanganisira:

• High Precision:Inogadzira yakachena, isina-burr-isina macheki ane kushoma kerf kurasikirwa.
• Superior Surface Finish:Iyo yakachekwa pamusoro inotsvedzerera uye kazhinji haidi kupedzisa kwechipiri.
• Hapana Nzvimbo Inokanganisa Kupisa (HAZ):Iyo microstructure yezvinhu pamucheto wakachekwa inoramba isina kuchinjwa, ichichengetedza simba rayo rekusimba uye kuoma.
• Kuwedzera Kuchengetedza:Sparks dzinenge dzabviswa, dzichigadzira nzvimbo yakachengeteka yekushanda.

3. Blade Anatomy: Mamiriro uye Makiyi Paramita

Kuita kwechinotonhora chekucheka saha blade kunotarwa nedhizaini yayo uye yemuviri paramita, iyo inofanirwa kutevedzera zvakaomesesa zvakatsanangurwa mumazinga seT/CCMI 19-2022 (zvikamu 4.1, 4.2).

Blade Structure

1. Muviri weBlade (Substrate):Muviri ndiyo hwaro hweblade, kazhinji inogadzirwa kubva kune yakakwirira-simba alloy simbi. Iyo inorapwa yakasarudzika yekupisa kuti iwane chiyero chakakwana chekuomarara-kumira masimba ekucheka uye centrifugal simba nekumhanya-uye kuoma, kudzivirira kutsemuka kana deformation.
2. Akaona Mazino:Aya ndiwo masikirwo ekucheka, angangoita pasi rose akagadzirwa nepamusoro-giredhi Tungsten Carbide matipi akaiswa pamusoro pemuviri weblade. Themazino geometry(chimiro, rake angle, clearance angle) yakakosha uye inosiyana zvichienderana nekushandisa. Ma geometries akajairika anosanganisira:
   • Yakatsetseka Pamusoro (FT):Nokuda kwechinangwa, kucheka rougher.
   • Alternate Top Bevel (ATB):Inopa kupera kwakachena pazvinhu zvakasiyana.
   • Triple Chip Grind (TCG):Muyero weindasitiri wekucheka simbi dzine simbi, ine "roughing" zino rakapwanyika rinoteverwa ne "kupedza" zino rakatsetseka. Iyi dhizaini inopa yakanakisa kusimba uye kupera kwakatsetseka.

Critical Parameters

• Diameter:Inosarudza huwandu hwekucheka huwandu. Madhayamita akakura anodiwa kune makuru workpieces.
• Ukobvu (Kerf):Iyo gobvu blade inopa kuomarara kukuru uye kugadzikana asi inobvisa zvimwe zvinhu. Kerf yakatetepa inonyanya kushanda zvakanaka asi inogona kunge isina kugadzikana mukuda kuchekwa.
• Kuwanda kwezino:Iyi ndiyo yakakosha parameter inobata zvese kucheka kumhanya uye kupera.
  • Mamwe Mazino:Inoburitsa mukupera kwakapfava, kwakanaka asi kunononoka kucheka kumhanya. Yakanakira zvinhu zvitete-madziro kana zvakatetepa.
  • Mazino Mashoma:Inobvumira kukurumidza, kuchekwa kwehasha nekubviswa kwechipi kurinani. Yakanakira zvinhu zvakakora, zvakasimba.
• Bore (Gomba reArbor):Gomba repakati rinofanirwa kunyatsoenderana nechirungiso chemuchina wesaha kuti ive nechokwadi chekukwana uye kutenderera kwakadzikama.

4. Sayenzi Yekusarudza: Blade uye Parameter Application

Kufananidza blade uye kucheka ma paramita kune izvo chinhu chinhu chimwe chete chakakosha mukuwana mhedzisiro yakanaka.

(1) Kusarudza Rudyi Blade Kutsanangurwa

Sarudzo yeblade dhayamita uye mazino kuverenga kwakabatana zvakananga kune iyo dhayamita yemidziyo uye modhi yemuchina wekucheka. Mutambo usina kufanira unotungamira mukusashanda zvakanaka, kushomeka kwemhando yepamusoro, uye kukuvara kunogona kuitika kune blade kana muchina.

Izvi zvinotevera zvinopa general application gwara zvichibva pane indasitiri zviyero:

Kushandisa Logic:Kushandisa blade idiki zvakanyanya kune iyo workpiece kuchanetsa muchina uye blade, nepo blade yakakura isingashande uye inogona kutungamirira kukudengenyeka. Mhando yemuchina inoenderana nesimba, kusimba, uye kugona kunodiwa kuti utyaire saizi yakapihwa blade.

(2) Kugadzirisa Kucheka Parameters

Kusarudza chokwadikumhanya kwekutenderera (RPM)uyefeed ratekwakakosha pakuwedzera hupenyu hwezvishandiso uye kuwana kucheka kwemhando. Aya ma parameter anoenderana zvachose nechinhu chiri kuchekwa. Zvakaoma, zvinhu zvinokuvadza zvinoda kumhanya kunononoka uye mitengo yekudya yakaderera.

Tafura inotevera, yakatorwa kubva kuindasitiri data ye285mm uye 360mm blades, inopa ratidziro yeLinear SpeeduyeKudyisa Nezino.

Misimboti Yakakosha:

• Linear Speed ​​(Surface Speed):Ichi chinogara chiripo chine hukama neRPM kune blade dhayamita. Kuti blade hombe irambe yakangofanana nekumhanya, RPM yayo inofanirwa kunge yakadzikira. Ichi ndicho chikonzero iyo 360mm blade ine yakaderera RPM kurudziro.
• Kudyisa Pazino:Izvi zvinoyera huwandu hwezvinhu zvinobviswa zino rega rega. Zvemidziyo yakaoma senge simbi yemidziyo (SKD11), mwero wakaderera wekudya wakakosha kudzivirira matipi ecarbide kubva pakudonha pasi pekumanikidzwa kukuru. Kune yakapfava yakaderera-kabhoni simbi (Q235), mwero wepamusoro wekudya unogona kushandiswa kukwirisa kucheka kushanda zvakanaka.
• Simbi isina ngura:Ichi chinyorwa chinonzi "gummy" uye chisina kunaka chinopisa conductor. Inononoka mutsara kumhanya inodiwa kudzivirira basa-kuomesa uye yakawandisa kupisa kuvaka pamucheto wekucheka, izvo zvinogona kukurumidza kukanganisa blade.

5. Kubata uye Kutarisira: Kumaka, Kurongedza, uye Kuchengeta

Hupenyu hurefu uye kuita kwesaha blade zvakare kunoenderana nekubata kwayo uye kuchengetedza, iyo inofanirwa kutevedzera zviyero zvakaita seGB/T 191.

• Kumaka:Imwe neimwe blade inofanirwa kucherechedzwa zvakajeka neayo akakosha maratidziro: zviyero (diameter x ukobvu x bore), mazino kuverenga, mugadziri, uye yakanyanya yakachengeteka RPM. Izvi zvinovimbisa kuzivikanwa kwakaringana uye kushandiswa kwakachengeteka.
• Packaging:Mablades anofanirwa kuiswa zvakachengeteka kudzivirira mazino asina kusimba e carbide kubva pakukanganisa panguva yekufambisa. Izvi zvinowanzobatanidza mabhokisi akasimba, zvinoparadzanisa blade, uye zvinodzivirira kana zvivharo zvemazino.
• Kuchengeta:Kuchengetedza kwakafanira kwakakosha kudzivirira kukuvadzwa nekuora.
  • Environment:Chengetedza mashizha munzvimbo yakachena, yakaoma, uye inodzorwa nemamiriro ekunze (tembiricha inokurudzirwa: 5-35°C, hunyoro hunoenderana:<75%).
  • Positioning:Mablades anofanirwa kugara achichengetwa akachinjika (flat) kana akaturikwa akatwasuka pamaraki akakodzera. Usambofa wakaisa mashizha pamusoro peumwe neumwe, sezvo izvi zvinogona kukonzera hondo uye kukuvadzwa kwezino.
  • Dziviriro:Chengetedza mashizha kure nezvinhu zvinopisa uye kwakananga kunopisa.

Mhedziso: Ramangwana reStandardized Cold Cutting

Kuitwa kwemaitiro akazara ekushandisa idanho rakakosha kumberi kune indasitiri yesimbi. Nekupa chimiro chakajeka, chesainzi chekugadzira, kusarudzwa, uye kushandiswa kwesimbi inotonhora yekucheka denderedzwa masaha, nhungamiro idzi dzinopa simba mabhizinesi kuti awedzere kuchekwa, kuvandudza kunaka kwechigadzirwa, uye kuderedza mutengo wekushanda.

Sezvo sainzi yemidziyo uye tekinoroji yekugadzira ichiramba ichishanduka, aya mazinga pasina mubvunzo achagadziridzwa kuti asanganise nhungamiro yealloys matsva, epamberi PVD blade coatings, uye inovandudza mazino geometries. Nekugamuchira aya mazinga, indasitiri inovimbisa ramangwana rakajeka, rinoshanda, uye rine zvibereko zvakanyanya.