Cov rooj tog ntawm cov rooj tog zaum, nws qhov kev faib tawm thiab thaj chaw ntawm kev thov
Lub bolt yog ib hom ntawm fastening kho vajtse. Nws yog tus pin nrog ib txoj siv xov zoo, ntawm ib kawg ntawm qhov uas muaj lub taub hau hexagon. Hauv kev coj ua, rooj tog ntsia liaj qhov rooj kom ntseeg tau tias muaj kev ntseeg tau ntawm kev nrawm ntawm ob yam khoom kom sib. Rau kev nplaum zoo dua, hau ntswj txiv ntoo mus rau qhov kawg ntawm tus pin yam tsis muaj lub hau.
Kev faib tawm
Bolts rau kev kho cov txuas sib txawv tuaj yeem muab faib ua ntau pawg.
Cov chav kawm muaj zog
Lub zog ntawm cov pins ncaj qha nyob ntawm cov khoom siv thiab kev tsim khoom thev naus laus zis. Kwv yees 95% ntawm bolts tsim tau nrum hlau. Ua raws li cov zog qib, ntau hom hlau siv siv thiab ib lossis lwm qhov kev siv tshuaj kho kub.
Txhua qib ntawm lub zog nws muaj nws tus kheej digital designation. Muaj 11 chav kawm nyob rau hauv tag nrho. Cov rooj tog zaum rooj tog yog cov qib hauv qab no: 3.6, 4.6, 4.8, 5.6, 5.8, thiab 8.8. Cov yam ntxwv muaj zog ntawm txhua chav kawm raug sau txhua yam ntsiab lus hauv GOST thiab thoob ntiaj teb ISO qauv.
Qeb qis tshaj yog rau cov khoom lag luam ntoo nrog lub luag haujlwm me ntsis hauv pob qij txha. Lawv qhov muaj pes tsawg leeg yog 100% classical steel tsis muaj tshuaj txuas ntxiv thiab tsis raug rau kev kho cua sov tshwj xeeb.
Cov pins nrog chav kawm nruab nrab muaj zog yog siv feem ntau. Thaum tsim lawv, cov hlau alloy siv, uas muaj cov pa roj carbon ntau hauv cov nyiaj tsis ntau tshaj li 0.4%.
Couplings, xws li pins, muaj lub zog qib. Thaum ua tus screed, nws yog qhov yuav tsum tau xyuas lub zog ntawm cov txiv ntoo thiab tus pin rau kev ua raws. Nrog rau tus lej raug, lub zog zoo tshaj plaws tau ua tiav.
Daim foos
Rau txhua hom kev tsim tawm, ntswj kom nruj ntawm qee yam qauv ua:
- Classic - lub taub hau ntawm ntsia hlau tau ua nyob rau hauv daim ntawv ntawm lub hexagon, thiab muaj ib txoj xov ntawm qhov kawg ntawm tus pas nrig, nrog kev pab los ntawm ntau qhov chaw tau yooj yim thiab ntseeg tau txuas nrog ua ke;
- Flanged - lub hauv paus ntawm cov fasteners muaj "npuag" sib npaug, uas xav tau los hloov cov txiv ntoo thiab cov ntxhua khaub ncaws;
- Folding - muaj ib txheej txheem zoo: muaj qhov ntawm qhov chaw ntawm lub hau. Tus so ntawm tus pin zoo li siv ua qauv zoo nkauj: qhov kawg yog them nrog xov;
- Thauj Tog Rau Nkoj - nrog lawv cov kev pab, ib los ntawm kev sib txuas ntawm ntau qhov txuas tau ua. Vim lawv lub zog tshwj xeeb, cov thauj tog rau nkoj tau siv rau screeding hauv qhov chaw uas xav tau kev lav phib xaub ntxiv;
- Qhov muag bolts - lawv muaj lub voj nyob rau hauv qhov chaw ntawm tus qauv taub hau. Cov pins zoo li no tuaj yeem tiv taus qhov kev thauj khoom loj, vim tias lawv niaj hnub faib nws zoo hla tag nrho saum npoo ntawm qhov.
Lub zog thiab kev cia siab ntawm kev nruj ntawm cov ntu ua ke ncaj qha nyob ntawm cov duab ntawm cov khawm khawm.
Keej
Flanged
Hlauv
Thauj Tog Rau Nkoj
Rum
Cov tau txais daim ntawv thov
Thaum pib, tej daim ntawm cov rooj tog tau sib txuas nrog txhua tus los ntawm txoj kev dowels thiab kab npoo ntawm qee hom. Nrog rau kev tsim cov thev naus laus zis, cov txheej txheem screed tau zoo dua. Yog li ntawd, cov pas hlau tshwj xeeb hlau tau tsim. Tam sim no, lawv tau siv los sib sau ntau yam rooj tog, hu rau los txuas rau cov khoom sib txuas:
- Ntxhuav thiab tog zaum;
- Lub rooj zaum ua rooj zaum thiab rooj zaum;
- Txaj;
- Lub hauv siab ntawm tub rau khoom thiab rooj ntawm ntug txaj;
- Cov txee thiab phab ntsa;
- Chav ua mov.
Cov rooj tog pins tau siv dav hauv ntau qhov lag luam vim lawv lub zog. Ntau zaus lawv siv nyob rau hauv kev tsim kho thiab kho dua tshiab los koom nrog cov ntoo. Piv txwv, nws tuaj yeem ua tus ntaiv lossis tus qauv ntoo me me xws li gazebo.
Nrog rau qhov no, koob tau siv kom nruj qhov chaw thaum lub sijhawm kev tsim kho choj. Txoj kev ua haujlwm kuj tsis ua yam tsis muaj qhov tsis xws ntsia hlau.
Ib qho ntxiv, rooj tog pins siv hauv kev txua cov tshuab ua kom txuas cov ntu hauv rooj plaub thaum lub taub hau qhov siab yuav tsum tsawg heev. Tsis tas li, pins tuaj yeem pom nyob rau hauv lub neej txhua hnub raws li txuas cov khoom ntawm ntau yam ntawm cov khoom siv tshuab, piv txwv li, hauv cov xauv qhov rooj.
Ntau yam
Txhua hom ntawm cov rooj tog zaum nrawm tau muab faib ua ntau hom.
Xov Xwm
Cov txheej ntawm rab koob uas muaj xov ntawm ib sab thiab cov txiv ntoo ntawm lub zog uas tsim nyog tau siv thaum koom nrog qhov chaw ntawm txaj, rooj zaum, rooj tog zaum hauv chav ua haujlwm, rooj zaum thiab rooj.
Cov tsos thiab kev tsim kho ntawm ib txoj xov yog txawv ntau ntawm qhov zoo sib xws npaj rau kev siv dav. Qhov no yuav tsum muaj los ntawm cov kev tshwj xeeb ntawm rooj tog kev tsim khoom. Cov neeg khawm ris yuav tsum ua kom tau raws li qhov yuav tsum tau ua tsis yog lub zog, tab sis kuj tseem zoo nkauj. Cov rooj tog zaum yog ib feem ntawm sab hauv thiab yuav tsum saib kom ncaj, yog li lub rooj zaum yuav tsum pom zoo thaum ua tiav.
Txoj xov xov ntsia liaj qhov rooj los nyob hauv ntau hom, nrov tshaj plaws ntawm cov uas yog cov xov threaded txiv ntoo kho vajtse. Metric screws kuj tseem siv tau rau hauv ntau lawm, uas yog ua tiav los ntawm elongated couplings.
Qhov zoo ntawm cov xov fasteners yog lawv txoj kev ntseeg siab. Raws li rau kev teeb tsa, nws tsis yooj yim. Ua ntej ntswj rau hauv cov xov kab, nws yog qhov tsim nyog los ua qhov ua ntej, uas yuav tsum tau ntsuas nrog qhov raug. Cov cim tsis raug yuav cuam tshuam loj heev rau cov txheej txheem tsim.
Kev Pom Zoo
Rau kev yooj yim dua thiab yooj yim ntawm kev siv, tsim qauv pins tshiab tau tsim. Lawv raug tsim ua screws. Tshaj tawm, lawv tseem hu ua Euro screws, zwm rau ntsia hlau hom sib txuas. Los ntawm kev tsim qauv thiab kev ua haujlwm ntawm kev ua haujlwm, lawv zoo ib yam li screws thiab self-tapping screws.
Qhov zoo tseem ceeb ntawm kev lees paub yog qhov ceev ntawm kev sib dhos. Qhov tsis zoo ntawm Euro ntsia hlau yog qhov tseeb tias qhov sab nraud tsis zais los ntawm qhov muag prying, thiab qhov no tsis yooj yim heev hauv kev tsim khoom ntawm qee hom rooj tog.
Eccentric txuas ntxiv
Cov neeg nyiam tshaj plaws, tshwj xeeb tshaj yog cov rooj tog kim kim thiab cov khoom zoo, yog qhov "pom tsis tau" mount. Tus qauv screed muaj qhov eccentric thiab ib tus nyias ko taw uas kho qhov eccentric, ruaj ntseg rau hauv qhov chaw tsis pom kev.
Ntxiv nrog rau kev xaiv fastening rau niaj hnub thiab yooj yim, classic, tab sis cov khoom me ntsis dhau los siv. Cov no suav nrog cov ces kaum screws thiab dowels ntoo.
Cov yam ntxwv thiab qhov ntev
Qhov kev ntxhov siab siab ntawm cov pob qij txha yuav tsum muaj kev ntseeg siab ua kom lub tsev qauv tsis sib nrug ua ntu. Txhawm rau tiv thaiv qhov no kom tsis txhob tshwm sim, nws yog qhov tsim nyog yuav tsum siv cov khoom siv siab siab thaum tsim cov khawm nrawm. Qhov haum tshaj plaws tam sim no yog carbon hlau. Cov hlau no muaj tus nqi zoo tshaj plaws rau cov nyiaj.
Yog tias txoj hlua khi tsis xav tau kev thauj khoom hnyav, tom qab ntawd cov khoom siv ua kom ruaj khov dua ua los ntawm tooj dag, hlau ntawm chav kawm A2, A4 thiab polyamide siv tau. Cov khoom siv no yog ntawm nruab nrab lub zog thiab tiv taus xeb. A4 yog cov tshuaj tiv thaiv kab mob acidic. Tus nqi ntawm cov pas nrig ua los ntawm cov khoom siv zoo li no tau ntau dua li cov pas nrig coated nrog zinc lossis ua los ntawm cov hlau tsis zoo. Cov tsos ntawm pins ua los ntawm zinc yog ntau yam zoo nkauj tshaj li lwm tus.
Kev pab rau cov fasteners ua los ntawm carbon hlau kuj sib txawv me ntsis. Rau cov khoom sib txawv lawv siv lawv tus kheej Txau. Hauv thawj kis - "dawb" zinc, hauv qhov thib ob - "daj". Cov daj zinc muaj, ntxiv rau qhov sib txawv sab nraud, thiab sab hauv: muaj txheej txheej ntxiv ntawm kev tiv thaiv, uas ua rau muaj kev pab cuam lub neej ntev dua ntawm cov khoom.
Txheem tsis pub
Cov lus uas muaj cov yam ntxwv thiab qhov loj me.
| d1 | M5 | M6 | 8 | M10 | M12 | 16 | M20 | |
| R | 0,8 | 1 | 1,25 | 1,5 | 1,75 | 2 | 2,5 | |
| d2 | 13,5 | 16,55 | 20,65 | 24,65 | 30,65 | 38,8 | 46,8 | |
| k | 3,3 | 3,88 | 4,88 | 5,38 | 6,95 | 8,95 | 11,05 | |
| f | 4,1 | 4,6 | 5,6 | 6,6 | 8,75 | 12,9 | 15,9 | |
| V | 5,48 | 6,48 | 8,58 | 10,58 | 12,7 | 16,7 | 20,84 | |
| b | L ≤ 125 | 16 | 18 | 22 | 26 | 30 | 38 | 46 |
125 | 22 | 24 | 28 | 32 | 36 | 44 | 52 | | |
| L> 200 | 41 | 45 | 49 | 57 | 65 | |||
| L | Nyhav 1000 pcs. bolts nyob rau hauv kg | |||||||
| 16 | 4 | 6.9 | ||||||
| 20 | 4,5 | 7,6 | 13,8 | 22,7 | ||||
| 25 | 5,1 | 8,5 | 15,4 | 25,2 | ||||
| 30 | 5,9 | 9,6 | 17 | 27,7 | 45,7 | |||
| 35 | 6,7 | 10,7 | 19 | 30,2 | 49,4 | |||
| 40 | 7,5 | 11,8 | 21 | 32,7 | 53,1 | |||
| 45 | 8,3 | 12,9 | 23 | 35,8 | 56,8 | |||
| 50 | 9,1 | 14 | 25 | 38,9 | 61,2 | 119 | ||
| 55 | 9,9 | 15,1 | 26,9 | 42 | 65,6 | 126 | ||
| 60 | 10,7 | 16,2 | 28,9 | 45,1 | 70 | 133 | ||
| 65 | 11,5 | 17,3 | 30,9 | 48,2 | 74,4 | 141 | ||
| 70 | 12,3 | 18,4 | 32,9 | 51,3 | 78,8 | 149 | 247 | |
| 80 | 13,9 | 20,6 | 36,8 | 57,5 | 87 | 165 | 272 | |
| 90 | 22,8 | 40,8 | 63,7 | 96 | 181 | 297 | ||
| 100 | 25 | 44,8 | 69,9 | 105 | 197 | 322 | ||
| 110 | 27,2 | 48,8 | 76,1 | 114 | 213 | 347 | ||
| 120 | 29,4 | 52,8 | 82,3 | 123 | 229 | 372 | ||
| 130 | 31,6 | 56,8 | 88,5 | 132 | 245 | 397 | ||
| 140 | 32,8 | 60,8 | 95 | 141 | 261 | 422 | ||
| 150 | 35 | 64,8 | 101 | 150 | 277 | 447 | ||
| 160 | 107 | 159 | 293 | 497 | ||||
| 180 | 119 | 177 | 325 | 547 | ||||
| 200 | 131 | 195 | 357 | 597 | ||||
Cim:
d1 - xov nominal xov;
P yog qhov kev ncua deb ntawm cov xov nyob ib sab;
d2 yog txoj kab uas hla ntawm taub hau;
k yog qhov siab ntawm lub hau;
f - headrest qhov siab, tsis tsawg;
V - qhov luaj li cas ntawm ib sab ntawm lub taub hau square;
b - xov ntev;
L yog qhov ntev ntawm cov khoom.
Cov lus qhia rau xaiv
Los ntawm cov chaw tsim khoom uas yuav screws rau screed rooj tog, txhua tus neeg yuav khoom txiav txim siab rau nws tus kheej. Kev lag luam hauv tebchaws yog suav nrog ntau tus tuam ntxhab, feem ntau tsim cov khoom ntswj ceev ntawm lub siab tshaj plaws uas ua tau raws li txhua yam ntawm cov kev cai hauv lub xeev.
Thaum nriav cov khoom lag luam rau kev sib sau ua ke rooj tog, koj yuav tsum tau xyuas nrog tus neeg muab khoom siv rau cov ntawv pov thawj uas tau lees tias nws zoo. Txhawm rau tshem tawm kev yuav khoom siv cov khoom lag luam tsis zoo, nws raug nquahu kom tiv toj tsuas yog cov tuam txhab loj uas lawv cov haujlwm tau raug lees paub los ntawm cov ntaub ntawv muaj feem xyuam thiab cov muaj cai. Reputation rau cov tuam ntxhab loj yog qhov tseem ceeb heev, yog li nws yuav luag tsis tuaj yeem yuav cov khoom puas tsuaj los ntawm lawv.
Kev saib xyuas tshwj xeeb yuav tsum tau them rau cov cim sab nraud ntawm lub khawm nrawm, vim nws tsis tuaj yeem lees siv lub pob tw nrog cov xov thiab xov tsis zoo rau lub sijhawm sib khi. Lub xub ntiag ntawm cov kab nrib pleb, daim tawv nyias thiab lwm yam tsis zoo yuav cuam tshuam nrog lub rooj sib txoos zoo thiab ua rau muaj kev cuam tshuam sai ntawm cov khoom.
Yog tias cov lus piav qhia ntawm ib feem hais tias nws tsis yog xeb, ces nws yuav tsum saib zoo meej, tsis yog cia li pleev xim nrog xim nyiaj, tab sis npog nrog ib txheej tiv thaiv uas siv cov thev naus laus zis tshwj xeeb. Koj tuaj yeem tshawb xyuas qhov no ntawm koj tus kheej, cia li ntswj tus pin hauv koj txhais tes thiab kos nws me ntsis, yog tias tsis muaj qhov cim ntawm koj txhais tes, tom qab ntawd muaj qhov tshwm sim siab ntawm txheej txheej zoo.
Koj tseem tuaj yeem txheeb xyuas qhov zoo ntawm cov ntsia hlau raws li hauv qab no:
- Yuav tsum khaws cov kev ua kom tsis tu ncua uas haum;
- Yuav cov txiv ntoo;
- Sim ntsia hlau cov txiv ntoo mus rau qhov kho vajtse.
Yog hais tias cov txheej txheem ntawm ntsia hlau ntawm cov txuas txuas yuav siv qhov chaw tsis muaj kev nyuaj, ces koj tuaj yeem tso siab ntawm cov khoom lag luam kom raug.
Nws tsis tuaj yeem ua kom paub tseeb tias qhov zoo thiab kev ntseeg tau ntawm ib qho kev sib sau ua ke kom txog thaum nws siv rau nws lub hom phiaj uas ua tiav 100%. Rau kev ntseeg tau ntau dua thiab yooj yim, cov fasteners yuav tsum tau yuav los ntawm cov kws tshaj lij, rau leej twg xws li kev xaiv tsis yog qhov nyuaj.