Lub tog raj kheej hydraulic zoo li yooj yim los ntawm sab nraud, tab sis txhim khu kev qha ntau lawm muaj ntau tshaj li kev txiav lub raj steel, ntxig tus pas nrig, thiab cov ntsaws ruaj ruaj.
Lub siab - lub tog raj kheej ua tau zoo nyob ntawm cov khoom siv tswj, kev ua haujlwm zoo, kev kho cua sov, kev ua tiav ntawm qhov chaw, kev tsim qauv, vuam, kev sib dhos huv, thiab kev ntsuas siab. Kev ua yuam kev me me hauv bore geometry, pas nrig tiav, foob grooves, weld zoo, los yog cov khoom siv tuaj yeem ua rau xau, hnav thaum ntxov, qws qhab nia, poob siab, lossis qaug zog tsis ua haujlwm.
Kev nkag siab txog yuav ua li cas lub tog raj kheej tsim pab OEMs, cov chaw tsim khoom, thiab cov neeg yuav khoom hloov pauv txiav txim rau tus neeg muag khoom lub peev xwm tsim khoom es tsis txhob sib piv tsuas yog bore, stroke, thiab nqe. Nws kuj qhia tau hais tias yuav ua li cas txhua yam haum rau hauv lub hydraulic loj dua.
Cov lus qhia no ua raws cov txheej txheem tsim los ntawm kev xaiv steel los ntawm kev siv tshuab, plating, sib dhos, thiab kev tshuaj xyuas zaum kawg. Rau kev sib piv dav dav ntawm kev tsim qauv, saib cov lus qhia rauhydraulic lub tog raj kheej hom thiab tsim.
Raw khoom thiab specifications
Cov khoom siv lub tog raj kheej yuav tsum tiv taus lub siab sab hauv, kev thauj khoom cyclic, zawv zawg hnav, corrosion, thiab vuam kev nyuaj siab. Cov khoom sib txawv yog li siv cov qib sib txawv thiab cov khoom siv.
Cov khoom siv lub tog raj kheej
Hauv Teb Chaws Asmeskas kev ua lag luam, lub tog raj kheej kheej feem ntau pib ua DOM tubing lossis seamless mechanical tubing. SAE 1026 DOM yog ib qho kev xaiv.
DOM txhais tau tias kos hla mandrel. Nws piav qhia txog kev tsim khoom ntau dua li qib steel ib leeg. ASTM A513/A513M npog hluav taws xob-kuj-welded mechanical tubing thiab suav nrog Hom 5 kos- dhau-mandrel tubing. ASTM A519 / A519M npog seamless carbon thiab alloy steel mechanical tubing.
| Cheebtsam | Yam khoom | Yog vim li cas siv |
|---|---|---|
| Lub tog raj kheej | SAE 1026 DOM | Zoo machinability, muaj, thiab seem sib xws |
| Heavy- lub raj dej | Seamless carbon los yog alloy steel | Siab -siab thiab xav tau daim ntawv thov |
| Siab - lub cev muaj zog | 4140 alloy hlau | Cov kev xav tau siab dua |
| Corrosion-cov kav dej | 304 lossis 316 stainless hlau | Marine, tshuaj, thiab kev nyab xeeb ib puag ncig |
| Standard piston pas nrig | 1045 carbon hlau | Lub zog, machinability, thiab haum plating substrate |
| Heavy-cov pas nrig | 4140 o 4340 ib | Ntau zog thiab qaug zog kuj |
| Corrosion{0}}Resistant pas nrig | 316 stainless hlau los yog 17-4 PH | Marine thiab hnyav corrosive ib puag ncig |
HYDAC teev 1026 DOM thiab ST52.3 DOM raws li cov khoom siv hauv lub tog raj kheej. Nws tseem teev 1045 txias-kos chrome-plated steel raws li cov khoom siv sib xyaw, nrog 4140, 316 stainless hlau, thiab 17-4 PH muaj rau cov kev xav tau ntau dua.Tom qab machining, lub honed lub tog raj kheej raj muab cov tiav sab hauv qhov chaw uas lub piston seals ua haujlwm.
Piston pas nrig steels
SAE 1045 yog ib qho ntawm cov khoom siv piston feem ntau. Nws qhov nominal chemistry yog kwv yees li:
Cov pa roj carbon: 0.43-0.50%
Manganese cov ntsiab lus: 0.60-0.90%
Phosphorus: ib txwm tswj kom qis tshaj plaws
Sulfur: ib txwm tswj kom tsawg kawg nkaus
Siab dua - cov pas nrig muaj zog tuaj yeem siv 4140 chromium-molybdenum steel lossis 4340 nickel-chromium- molybdenum steel.
Hom 4140 chemistry yog kwv yees li:
Cov pa roj carbon: 0.38-0.43%
Chromium: 0.80 txog 1.10%
Molybdenum: 0.15-0.25%
Manganese cov ntsiab lus: 0.75-1.00%
Qib 4340 ntxiv cov npib tsib xee tseem ceeb, feem ntau nyob ib puag ncig 1.65 txog 2.00%, uas muab lub zog ntau dua thiab tawv.
SAE J403 txhais cov tshuaj -cov txheej txheem rau SAE carbon steels. SAE J404 npog alloy steels, suav nrog 41xx thiab 43xx tsev neeg. Daim ntawv xaj yuav tseem xav tau cov khoom siv tshwj xeeb vim tias chemistry ib leeg tsis txhais qhov ntev, kev ua haujlwm, lossis cov khoom siv kho tshuab.
Stainless Cheebtsam feem ntau siv qib 304 thiab 316. Qib 316 muaj molybdenum thiab muaj txiaj ntsig zoo rau qhov muaj cov tshuaj chloride. Rau ib daim ntawv ntawm cov khoom, Outokumpu teev ib tug raug 316L muaj pes tsawg leeg ntawm txog 17.2% chromium, 10.1% nickel, thiab 2.1% molybdenum.
Khoom siv traceability
Cov khoom xa tuaj yuav tsum tsis txhob raug txheeb xyuas tsuas yog nrog daim ntawv sau cov khoom siv tes ua. Rau qhov tseem ceeb, cov neeg yuav khoom yuav xav tau:
Material Test Reports (MTRs)
Kub los yog ntau tus lej
Tshuaj muaj pes tsawg leeg
Tensile los yog yield zog thaum xav tau
Thaum tshav kub kub-kev kho mob
Cov ntaub ntawv tshuaj xyuas tuaj
Cov xov tooj cua sov yuav tsum nyob twj ywm los ntawm kev txiav, machining, vuam, kev kho cua sov, thiab kev soj ntsuam zaum kawg. Qhov no tseem ceeb tshaj plaws ntawm kev nyab xeeb- lub tog raj kheej tseem ceeb siv hauv cov tshuab mining, nqa tshuab, khoom siv sab nrauv, thiab lwm yam kev siv uas qhov kev ua tsis tiav tuaj yeem muaj qhov tshwm sim loj.
Steel seem los ntawm txiav thiab machining yog heev recyclable. Cov thooj voos kheej kheej tuaj yeem txo qis kev siv cov khoom siv thiab cov nqi ua tswv vim tias cov ntsaws ruaj ruaj, qog, cov pas nrig, thiab cov khoom siv kho tau tuaj yeem hloov pauv tsis txhob muab pov tseg tag nrho.
Tshuab dhos thiab rod machining
Thaum cov khoom tuaj dhau los ntawm kev tshuaj xyuas, lub thoob thiab pas nrig txav mus rau hauv precision machining. Nyob rau theem no, cov khoom siv hlau zoo tib yam dhau los ua qhov chaw ua haujlwm ntawm lub tshuab sealing.
Cylinder chim machining
Lub raj yog txiav kom ntev thiab npaj rau machining. Nyob ntawm qhov pib mob thiab qhov xav tau ua tiav, kev tsim khoom yuav suav nrog:
Boring → Skiving → Honing → Roller burnishing
Tsis yog txhua lub thoob yuav dhau los ntawm txhua txoj haujlwm.
Honing yog dav siv vim nws txhim kho:
Nthuav roundness
Kev ncaj
Txoj kab uas hla sib xws
Nto kev ntxhib los mos
Lubricant tuav
Skiving thiab roller burnishing tuaj yeem muab cov nqi ntau lawm thaum ua haujlwm du, ua haujlwm - hardened bore. Qhov no ua rau kev sib xyaw ua ke muaj txiaj ntsig hauv kev tsim khoom ntim.
Lub tog raj kheej bore nto tiav
Qhov qis tshaj tau Ra tus nqi tsis tau txais qhov zoo tshaj plaws tiav. Lub bore yuav tsum tau du txaus kom tsis txhob txiav lub piston foob thaum khaws cov microscopic kwj uas tuav cov roj lubricating.
SKF pom zoo kwv yees li:
Ra=0.05 rau 0.20 μm
Rz=0.4 rau 2.0 μm
rau dynamic bore sealing nto ua los ntawm honing los yog cov menyuam burnishing.
Daim duab muaj txiaj ntsig feem ntau qhia ntau tshaj Ra. Cov yam ntxwv ntxiv yuav muaj xws li:
Rz
Rmax
Khoom ratio Rmr
Roundness
Cylindricity
Kev ncaj
Parker kuj tseem sau tseg tias ob qhov chaw nrog tib Ra tuaj yeem coj txawv txawv vim tias cov duab ntawm lub ncov thiab kev faib tawm ntawm cov hav cuam tshuam rau lubrication thiab seal hnav.
bore diameter kam rau ua
Precision cylinders feem ntau siv bore tolerances piv rau H8 lossis H9. Qhov kev xaiv nyob ntawm lub tog raj kheej qhov loj, lub kaw lus kaw lus, txoj kev machining, thiab daim ntawv thov.
Xaiv qhov kev ua siab ntev zaum kawg los ntawm cov chaw tsim khoom foob cov khoom siv thiab cov lus pom zoo groove es tsis yog luam ib qho nqi rau txhua qhov tsim. Raws li kev siv, ib lub rooj SKF luam tawm tso cai kwv yees li +0.046/0 hli rau H8 bore ntawm 50 thiab 80 mm.
Piston pas nrig machining
Ib qho txheej txheem rods yog:
Tig → Ncaj → Sib tsoo → Polishing → Kev kho saum npoo → polishing kawg
Centerless sib tsoo yog feem ntau nyob rau hauv ntau lawm vim hais tias nws muaj peev xwm tuav txoj kab uas hla tolerances ntev pas nrig ntev.
High -zoochrome-plated piston pas nrigtej zaum yuav muaj qhov roughness hauv qab Ra 0.2 μm. Ovako qhia txog Ra hauv qab 0.2 μm rau nws cov khoom siv Cromax, nrog rau cov txiaj ntsig zoo li ntawm 0.05 txog 0.10 μm. Parker foob cov lus qhia txog Ra 0.2 μm rau qee yam roj hmab thiab PTFE dynamic sealing nto thiab txog Ra 0.4 μm rau qee daim ntawv thov polyurethane.
Kev tshuaj xyuas machining
Cov neeg tsim khoom tuaj yeem txheeb xyuas qhov tseem ceeb thiab qhov chaw nrog:
Bore gauges
Cua ntsuas
Coordinate ntsuas tshuab
Roundness testers
Profilometers
Kev ncaj ncees fixtures
Micrometers
Cov khoom siv kho qhov muag tshuaj xyuas
Lub profileometer yog qhov tseem ceeb tshwj xeeb vim tias kev tshuaj xyuas qhov muag tsis tuaj yeem paub meej tias kev sib khi-vim qhov roughness ntseeg tau.
High-cov nroj tsuag ntim tuaj yeem siv CNC tig qhov chaw, automated honing machine, robotic loading, automated welding cells, and in- process gauging. Automation tuaj yeem txo qhov sib txawv thiab kev ua haujlwm ntawm ib lub tog raj kheej, tab sis cov chaw tsim khoom tseem xav tau cov txheej txheem - muaj peev xwm saib xyuas thiab tshuaj xyuas zaum kawg.
Kev kho cua sov thiab pas nrig nto engineering
Steel Chemistry tsuas yog ib feem ntawm lub zog sib npaug. Kev kho cua sov thiab kev ua haujlwm saum npoo kuj txiav txim siab seb tus pas nrig lossis lub thoob ua haujlwm li cas.
Normalizing thiab quench-thiab- kev kub ntxhov
Cov neeg tsim khoom tuaj yeem ua kom cov pa roj carbon thiab cov hlau tsis zoo los ua kom zoo dua cov microstructure tom qab forging lossis kub ua haujlwm. Kev ua haujlwm feem ntau ua kom sov cov pa roj carbon lossis qis- cov hlau alloy mus txog kwv yees li 800 txog 920 degree, ua raws li cov cua txias.High-lub zog 4140 thiab 4340 rods feem ntau muab los yog ua tiav nyob rau hauv ib qho quenched - thiab - tempered mob. High-kub tempering rau cov hlau no feem ntau tshwm sim ntawm li 500℃lossis siab dua, tab sis qhov kawg kub nyob ntawm qib, ntu tuab, thiab cov khoom siv tshuab yuav tsum tau hais txog qhov yuav tsum tau muaj zog, hardness, lossis lwm yam khoom kawg es tsis txhob xav tias ib qho kub ua haujlwm rau txhua tus pas nrig.
Induction hardening
Induction hardening tsim ib tug hardened nto thaum tuav ib tug tougher core. Nyob ntawm daim ntawv thov, nws tuaj yeem txhim kho:
Kev tiv thaiv kev puas tsuaj
Nto hnav tsis kam
Tsis kam rau lub zos deformation
Qws buckling kev ua tau zoo
Cov pas nrig feem ntau yog hauv av tom qab induction hardening thiab ua ntej plating.
Hard chrome plating
Hard chrome tseem yog cov pas nrig ua tiav vim nws muab kev sib txhuam qis, siab hardness, hnav tsis kam, paub txog kev kho, thiab kev muaj dav dav.
Kev lag luam hydraulic rods feem ntau siv chrome txheej ntsuas hauv kaum ntawm microns. Ovako, piv txwv li, qhia qhov tsawg kawg nkaus thickness ntawm 20 μm rau ntau qhov ntau thiab tsawg Cromax thiab chrome hardness tsawg kawg yog 850 HV0.1. Hnyav-lub luag haujlwm thiab corrosion-sensitive designs tej zaum yuav siv ib txheej tuab.
Nitriding piv nrog nyuaj chrome
Nitriding tsis ntxiv cov txheej hlau cais. Nitrogen diffuses rau hauv cov hlau nto.
Gas nitriding feem ntau ua nyob ze 520 degree. Nws tsim cov txheej txheem hardened diffusion nrog me ntsis distortion thiab tuaj yeem txhim kho hnav tsis kam thiab qaug zog kev ua haujlwm los ntawm kev ua kom tawv tawv dua thiab kev nyuaj siab.
| Feature | Hard chrome | Nitriding |
|---|---|---|
| Hom nto | Deposited txheej | Diffusion- txheej tawv |
| Hnav tsis kam | Zoo heev | Zoo heev |
| Nto hardness | Siab heev | Siab heev |
| Dimensional buildup | Yog lawm | Me me |
| Risk ntawm txheej txheej cracking | Ua tau | Tsis muaj txheej txheej rau delaminate |
| Corrosion kuj | Nruab nrab mus rau siab, nyob ntawm qhov system | Nyob ntawm cov txheej txheem thiab cov khoom siv |
| Kev kho | Paub cov txheej txheem kev lag luam | Ntau qhov tshwj xeeb |
Nitriding tshwj xeeb yog tsim rau qee cov hlau alloy uas muaj chromium, molybdenum, vanadium, lossis txhuas. Nws yuav tsum tsis txhob xav tias yuav muab kev tiv thaiv corrosion zoo dua li chrome hauv txhua qhov chaw.
Qws ua tiav rau corrosion hnyav
Daus- tshem tawm cov tshuab, cov khoom siv hauv hiav txwv thiab sab nraud, cov tshuab mining, thiab cov ntawv thov hauv ntug dej hiav txwv yuav xav tau kev tiv thaiv ntau dua li cov khoom siv tawv chrome tuaj yeem muab tau.
Cov kev xaiv muaj xws li:
Nickel{0}}chrome systems
HVOF-style thermal- tshuaj tsuag txheej
Ceramic txheej
Laser -clad coatings
Stainless hlau rods
Cov txheej txheem txheej txheem
Parker muaj zog chrome, npib tsib xee chrome, nitride, ceramic, thiab laser -clad rod systems rau txawv hnav thiab corrosion. Nws Lub Ntiaj Teb Shield system yog muab los ntawm tus qauv tuab ntawm kwv yees li 0.001 nyob rau hauv qee yam khoom thiab yog npaj rau kev pabcuam corrosion hnyav.
ASTM B117 ntsev- kev tshuaj tsuag tshuaj tuaj yeem siv los sib piv cov hlau thiab cov txheej txheem. ASTM B117-26 txhais tau hais tias cov ntsev tswj tau- huab cua ib puag ncig, tab sis tus qauv ceeb toom tias cov xuab moos tshuaj ntsev ib leeg yuav tsum tsis txhob raug kho raws li kev kwv yees ncaj qha ntawm kev pabcuam lub neej.
Seals, sib dhos, thiab kev sim zaum kawg
Ib lub thoob thiab cov pas nrig uas tau ua tiav lawm tseem yuav ua tsis tiav yog tias lub foob pob tsis raug lossis qhov sib dhos tsis raug.
Cov ntaub ntawv foob
| Cov khoom siv foob | Hom kev siv |
|---|---|
| NBR | General ntxhia - roj hydraulic systems |
| HNBR | Txhim kho cua sov thiab kev laus ua haujlwm |
| Polyurethane los yog PU | High hnav thiab extrusion tsis kam |
| PTFE | Kev sib txhuam qis, kev kub ceev, lossis kev siv tshuaj lom neeg |
| FKM | Ua kom kub siab thiab cov kua qaub ncaug |
Kev xaiv foob yuav tsum suav rau:
Hydraulic kua
Siab
Kub
Qws ceev
Extrusion qhov sib txawv
Kev kis kab mob
Lub luag haujlwm voj voog
Kev ntsuas kub ntawm cov khoom siv polymer tsis txaus. Dej-glycol thiab siab- dej- cov kua dej, piv txwv li, tej zaum yuav xav tau pob foob sib txawv los ntawm cov roj av hydraulic. Parker sau tseg tias qee qhov kev foob foob tsis haum rau dej lossis siab - dej - cov kua dej thiab muaj kev hloov kho rau kev pabcuam dej.
Lub tog raj kheej sib dhos
Ib qho kev ua ntu zus yog:
Cov khoom huv si → Txhim kho piston seals → Txhim kho cov ntsaws ruaj ruaj thiab wiper → Haum piston rau pas nrig → Ntxig pas nrig thiab piston los ua ke → Txhim kho caj pas lossis lub taub hau → Kaw lub tog raj kheej → Torque fasteners → Txuas cov chaw nres nkoj
Kev huv huv yog qhov tseem ceeb. Ib lub nplhaib hlau ntes tau nyob rau hauv daim di ncauj tuaj yeem ua rau ob lub foob thiab pas nrig thaum thawj ob peb lub voj voog.
Thaum sib dhos, cov kws kho mob yuav tsum tau tshuaj xyuas:
Foob orientation
foob daim di ncauj
Thaub qab-ring qhov chaw
Groove qhov ntev
Lead-hauv chamfers
Qws nto
Kev huv huv
Qee cov ntsaws ruaj ruaj yuav tsum tau nruab cones lossis cov cuab yeej nthuav dav. Qee cov thermoplastic ntsaws ruaj ruaj tuaj yeem ua kom sov ua ntej kev teeb tsa kom txo tau qhov kev pheej hmoo ntawm kev txiav lossis overstretching lawv. Dynamic sealing nto ib txwm tau txais cov roj nplua nyeem sib xws nrog cov kua dej hydraulic kawg.
Kev xaiv tiav ntawmhydraulic lub tog raj kheej qhov chawsuav nrog cov raj, pas nrig, cov ntsaws ruaj ruaj, cov khoom hnav, cov qog, pistons, thiab lwm yam khoom siv uas siv thaum tsim khoom lossis kho.
Kev xeem lub tog raj kheej zaum kawg
Cov neeg tsim khoom yuav tsum ua kom tiav lub tog raj kheej thiab tshuaj xyuas lawv kom xau ua ntej xa khoom. ISO 10100: 2020, rov lees paub xyoo 2026, qhia txog kev lees paub thiab kev ua haujlwm rau cov kua dej hydraulic- lub tog raj kheej fais fab.
Ib txoj kev npaj ua kom zoo yuav muaj xws li:
Dimensional soj ntsuam
Tsis muaj -load cycling
Kev ntsuam xyuas sab hauv to
External leakage soj ntsuam
Pov thawj- kev sim siab
Kev kuaj mob stroke
Cushion kuaj
Kev ntsuas ntsuas qhov twg muaj feem xyuam
Xim thiab kev kuaj pom
Qee qhov project thiab cov chaw tsim khoom tshwj xeeb siv cov ntaub ntawv pov thawj ntawm 1.3 txog 1.5 npaug ntawm kev ua haujlwm siab. A 1.5 multiplier tsis yog ib qho kev xav tau thoob ntiaj teb. Cov qauv siv tau, cov neeg siv khoom tshwj xeeb, thiab tsim qauv- daim phiaj xwm kev lees paub yuav tsum txhais cov ntaub ntawv pov thawj siab, tuav lub sijhawm, tso cai xau, thiab cov kev xav tau tawg.
Kev ntsuam xyuas tawg yog ib txwm muaj kev puas tsuaj thiab yog tsim los ntawm kev siv tau zoo dua li kev sim niaj hnub ntawm txhua lub tog raj kheej ntau lawm.
High -kev tsim qauv kev ua tau zoo kuj tseem yuav dhau ntau pua txhiab lossis ntau lab lub voj voog kev ua siab ntev los ntsuas:
Foob hnav
Nplej tawg
Kev ceev ceev
Cov kabmob hnav
Qws-coating durability
Cov qauv ntsuas qhov ntev kuj tseem siv tau. TS EN ISO 6020-2: 2015 npog mounting qhov ntev rau qee yam 16 MPa compact cylinders thiab tseem nyob tam sim no. ISO 6022: 2006 npog mounting qhov ntev rau 25 MPa series lub tog raj kheej thiab tau hloov kho los ntawm ISO / DIS 6022.
Tie- pas nrig thiab welded lub tog raj kheej ntau lawm
Kev tsim lub tog raj kheej cuam tshuam rau cov txheej txheem tsim khoom, lub hnab ntawv loj, txoj kev kho, thiab tag nrho cov tswv cuab tus nqi.
| Feature | Tie- pas nrig lub tog raj kheej | Welded lub tog raj kheej |
|---|---|---|
| Kev tsim kho | End caps clamped los ntawm khi rods | Barrel thiab kawg qauv welded |
| Kev pabcuam | Zoo heev | Nyob ntawm ntau yam ntawm tus tsim |
| Lub hnab ntawv loj | Loj dua | Compact |
| Kev tsim khoom | Cov qauv zoo heev | Flexible thiab customizable |
| Kev siv ntau | Cov cuab yeej siv tshuab | Txawb thiab tawm - cov khoom siv kev loj |
| Kho | Yooj yim rau disassemble | Tej zaum yuav xav tau kev ua haujlwm ntau dua |
Tie- pas nrig lub tog raj kheej yog muaj nyob rau hauv lub Hoobkas machinery vim hais tias cov kws tshaj lij tuaj yeem nkag mus rau lawv cov ntsaws ruaj ruaj, qog, pistons, thiab cov thoob tau yooj yim.
Welded hydraulic kheej kheej muaj ntau yam ntawm excavators, loaders, khoom siv ua liaj ua teb, thiab lwm yam mobile machines qhov twg compact qhov ntev thiab rugged tsim teeb meem.
Tus nqi tsim khoom thiab lub sijhawm ua haujlwm yog nyob ntawm ntau tshaj li lub sijhawm ua haujlwm. Common bottlenecks muaj xws li:
Tshwj xeeb steel muaj
Loj - txoj kab uas hla honed tube
Thaum tshav kub kub- muaj peev xwm kho tau
Chrome plating
Cov txheej txheem tshwj xeeb
Kev tsim nyog vuam
Kev cai forgings
Foob muaj
Kev tsim qauv siv tau tuaj yeem txo tus nqi ua tswv cuab. Cov khoom uas hloov tau xws li cov ntsaws ruaj ruaj, hnav nplhaib, wipers, caj pas, pistons, bearings, pins, thiab, nyob rau hauv ntau yam designs, tus pas nrig.
Yog hais tias lub thoob geometry thiab cov khoom siv nyob rau hauv lub siab ntev, lub tog raj kheej yuav raug rebuilt los yog remanufactured es tsis txhob hloov. Kev sau ua tiav hydraulic lub tog raj kheej qhov ntev pab lub khw kho lossis cov chaw tsim khoom ntsuas cov chav tsev uas twb muaj lawm.
Npaj kev nug txog kev tsim khoom
Thaum muab cov txheej txheem los yog kev cai muaj hydraulic kheej kheej, thov ntau tshaj tus nqi pib.
Nug tus neeg tsim khoom rau:
Cov ntaub ntawv thiab MTR cov cai
Lub machining ib txwm - lub rooj kam rau ua
Qws thiab bore nto specifications
Thaum tshav kub kub- kev kho mob yuav tsum tau
Txheej txheej xaiv
foob-cov ntaub ntawv pom zoo
Siab- txheej txheem xeem
Ib qho piv txwv CAD daim duab lossis daim nqi ntawm cov ntaub ntawv
Prototype thiab ntau lawm coj lub sijhawm
Rau kev tshuaj xyuas, npaj cov kev ua haujlwm siab, siab siab siab, bore, pas nrig txoj kab uas hla, stroke, hydraulic kua, kev khiav hauj lwm kub, load kev taw qhia, mounting kev npaj, ib puag ncig, lub luag hauj lwm voj voog, thiab txhua xyoo kom muaj nuj nqis.
Yog hais tias ib tug tub rog, aerospace, offshore, los yog lwm yam kev cai specification siv, txheeb xyuas qhov tseeb daim ntawv cog lus es tsis thov ib tug generic "MIL ntawv pov thawj."
Xa daim duab lub tog raj kheej thiab daim ntawv thov tsis dhau los ntawm daim ntawv nug hydraulic los thov kev tshuaj xyuas kev tsim khoom, qauv qauv, lossis kev pom zoo hloov. Koj tseem tuaj yeem tiv tauj Dallast ua ntej xa daim ntawv qhia tag nrho.
Cov lus nug uas nquag nug
Cov qib steel dab tsi thiab cov kev qhia tshwj xeeb ntawm tubing muaj nyob hauv Tebchaws Meskas?
Cov khoom siv dav dav suav nrog 1026 DOM mechanical tubing thiab seamless carbon lossis alloy mechanical tubing. ASTM A513 / A513M npog ntau hom ERW txhua yam tubing, suav nrog Hom 5 DOM, thaum ASTM A519 / A519M npog seamless carbon thiab alloy mechanical tubing. Rods feem ntau siv 1045 carbon steel. Cov neeg tsim khoom tuaj yeem xaiv 4140, 4340, stainless hlau, lossis 17-4 PH rau cov ntawv thov xav tau lub zog siab dua lossis tiv thaiv corrosion.
Dab tsi machining tolerances thiab nto finishes kuv yuav tsum tau?
Qhov tseem ceeb nyob ntawm seb lub foob pob thiab lub tog raj kheej tsim. SKF pom zoo kwv yees li Ra 0.05 txog 0.20 μm rau siab -kev ua tau zoo honed lossis cov menyuam-burnished dynamic bore nto. Zoo chrome-plated rods kuj tseem qis dua Ra 0.2 μm. Txoj kab uas hla, roundness, cylindricity, Rz, thiab cov khoom sib piv yuav tsum tau soj ntsuam ua ke es tsis txhob cia siab rau Ra.
Yuav ua li cas nyuaj chrome thiab nitriding piv?
Hard chrome ntxiv qhov qis - txhuam plated txheej nrog zoo hnav tsis kam thiab txhim kho kev tsim kho vaj tse. Nitriding diffuses nitrogen rau hauv cov hlau nto thiab tuaj yeem txhim kho hnav thiab qaug zog nrog kev hloov me me. Cov txheej txheem zoo dua yog nyob ntawm lub substrate, corrosion exposure, cuam tshuam kev thauj khoom, kho cov kev xav tau, thiab tus nqi.
Yam kev ntsuas siab thiab qaug zog yuav tsum tau siv?
ISO 10100: 2020 muab kev lees paub thiab kev ua haujlwm -cov qauv ntsuas rau hydraulic kheej kheej. Kev sim ntau lawm tuaj yeem suav nrog kev ua haujlwm ntawm lub voj voog, kev ntsuas cov dej xau, pov thawj- kev ntsuas siab, thiab kev tshuaj xyuas qhov ntev. tawg thiab ntev - ncua sij hawm kev xeem qaug zog yog ib txwm siv rau kev tsim qauv. Cov kev cai tswjfwm yuav tsum txhais cov kev ntsuas siab es tsis txhob tso siab rau ib qho kev sib tw thoob ntiaj teb.
Yuav tsum xaiv lub tog raj kheej seals li cas?
Xav txog qhov siab, qhov kub thiab txias, qhov nrawm nrawm, qhov sib txawv extrusion, cov kua dej hydraulic, thiab kev sib kis. NBR thiab polyurethane muaj nyob rau hauv cov ntxhia -roj tshuab. PTFE thiab FKM tuaj yeem haum rau qhov kub thiab txias, kev sib txhuam, lossis tshuaj lom neeg. Txheeb xyuas qhov tseeb ntawm cov kua dej tiag tiag.
Dab tsi yog qhov zoo ntawm khi- pas nrig thiab welded thooj voos kheej kheej?
Tie- pas nrig lub tog raj kheej yog ib qho yooj yim rau disassemble thiab kev pab cuam thiab muaj nyob rau hauv industrial machinery. Welded cylinders yog compact thiab rugged thiab yog dav siv nyob rau hauv mobile khoom xws li excavators thiab ua liaj ua teb machinery. Qhov kev tsim kho zoo tshaj plaws nyob ntawm qhov chaw muaj, siab, lub voj voog ua haujlwm, ntim ntau lawm, thiab kev saib xyuas yuav tsum tau ua.