Cov txheej txheem ntau lawm ntawmPVC pob li qubsuav nrog precision craftsmanship thiab cov txheej txheem siab tswj cov khoom, nrog rau cov kauj ruam hauv qab no:
1. Kev xaiv thiab npaj cov khoom
(a) Siv engineering plastics xws li PP (polypropylene) thiab PVDF (polyvinylidene fluoride) ua cov ntaub ntawv tseem ceeb los xyuas kom meej tus nqi-zoo thiab corrosion kuj; Thaum sib tov, nws yog ib qho tsim nyog yuav tsum sib tov cov masterbatch thiab toughening tus neeg sawv cev, thiab tom qab lub zog ua tau raws li tus qauv, qhov sib tov yuav tsum tau rhuab mus rau 80 ℃ thiab stirred tusyees.
(b) Txhua batch ntawm raw cov ntaub ntawv yuav tsum tau coj mus kuaj rau siab tsis kam thiab yaj Performance index, nrog ib tug yuam kev tswj nyob rau hauv 0.5% los tiv thaiv deformation thiab to.
2. Valve core ntau lawm (kev tsim qauv)
(a) Cov tub ntxhais valve txais ib qho kev sib xyaw ua ke, thiab lub qia valve yog txuas nrog lub pob valve. Cov khoom siv tuaj yeem xaiv los ntawm cov hlau (xws li ua kom muaj zog), yas (xws li lub teeb yuag), lossis cov khoom sib xyaw (xws li yas qhwv hlau).
(b) Thaum machining lub valve tub ntxhais, siv ib tug peb-kauj ruam tej cuab yeej txiav txoj kab uas hla, txo tus nqi txiav los ntawm 0.03 millimeters ib stroke los txo tus nqi breakage; Ntxiv graphite sealing txheej stamping thaum kawg txhawm rau txhim kho corrosion kuj
3. Valve lub cev txhaj tshuaj molding
(a) Muab cov tub ntxhais sib xyaw ua ke (xws li lub pob valve thiab qia valve) rau hauv cov pwm customized, kub thiab yaj cov khoom yas (feem ntau polyethylene, polyvinyl chloride lossis ABS), thiab txhaj rau hauv pwm.
(b) Pwm tsim yuav tsum tau ua kom zoo dua: cov dej ntws tau txais peb lub voj voog tawg, thiab lub kaum sab xis yog ≥ 1.2 millimeters los tiv thaiv kev tawg; Cov kev txhaj tshuaj muaj xws li cov ntsia hlau ceev ntawm 55RPM kom txo cov npuas npuas, tuav lub sij hawm ntev tshaj 35 vib nas this kom compaction, thiab staged tswj lub chim kub (200 ℃ rau coking tiv thaiv nyob rau hauv thawj theem thiab 145 ℃ rau molding adaptation nyob rau hauv lub tom qab theem).
(c) Thaum demolding, kho qhov kub ntawm qhov ruaj khov pwm kab noj hniav mus rau 55 ℃, nrog txoj kab nqes siab tshaj 5 ° kom tsis txhob khawb, thiab tswj cov khib nyiab hauv qab 8%.
4. Sib dhos thiab ua cov khoom siv
(a) Tom qab lub valve lub cev txias, nruab lub valve cover, seals, thiab fasteners; Teem lub induction locator online, uas yuav cia li ua rau lub tswb yog tias qhov sib txawv tshaj 0.08 millimeters, kom ntseeg tau qhov kev sib tw ntawm cov khoom siv xws li cov kab sib faib.
(b) Tom qab txiav, nws yog ib qho tsim nyog los xyuas qhov sib txawv ntawm lub cev lub cev thiab lub valve tub ntxhais, thiab yog tias tsim nyog, ntxiv cov thawv ntim khoom kom zoo dua cov qauv sealing.
5.Kev kuaj thiab tshuaj xyuas
(a) Ua kev ntsuas huab cua-dej: txhaj 0.8MPa siab dej rau 10 feeb thiab xyuas cov nyiaj deformation (≤ 1mm yog tsim nyog); Kev ntsuas kev sib hloov torque yog teem nrog 0.6N · m tiv thaiv overload.
(b) Kev kuaj xyuas sealing suav nrog kev ntsuas huab cua siab (kev soj ntsuam nrog xab npum dej ntawm 0.4-0.6MPa) thiab lub plhaub lub zog kuaj (tuav ntawm 1.5 npaug ntawm kev ua haujlwm siab rau 1 feeb), nrog rau cov qauv tshuaj xyuas tag nrho npog ntau tshaj 70 lub teb chaws tus qauv.
Post lub sij hawm: Aug-08-2025