Siv lub plhaub ib nrab uas siv los ua lub zog ua piv txwv, peb tshuaj xyuas nwstxheej txheem txheej txheem, tsim qhov sib thooj tuag kom ntseeg tau ib zaug tsim rau cov teeb meem cuam tshuam thiab kev nyuaj hauv kev khoov txheej txheem, thiab txhim kho kev ua haujlwm tau zoo thiab raug.
Kev khoov ntawm qhov chaw kaw feem ntau xav tau ntau dua ob txheej txheem kom ua tiav, thiab cov khoom feem ntau tsis thauj khoom los ntawm tus kheej lossis los ntawm lub tog raj kheej hauv txheej txheem thwj. Kev tsim ib zaug ntawm cov khoom kaw tuaj yeem txo cov txheej txheem thiab cov neeg tuag, uas yog qhov zoo rau kev txhim kho kev ua haujlwm tau zoo thiab cov khoom raug thiab txo nqi tsim khoom.

2 Ib puag ncig ib puag ncig lub plhaub qauv thiab txheej txheem tshuaj xyuas

Muaj ntau ntau lub plhaub ib nrab rau cov twj paj nruas lossis cov khoom sib dhos ua ke hauv cov dav hlau. Ib nrab ntawm cov tsev nyob ib sab ntawm lub tshuab hluav taws xob tau qhia hauv daim duab 1, nws cov khoom yog 3A21 xeb tsis xeb txhuas phaj, cov khoom tuab t = 2mm, thiab cov qauv tseem ceeb yog sib npaug. Los ntawm qhov muaj feem cuam tshuam qhov tseeb qhov xav tau ntawm daim duab, nws tuaj yeem pom tias cov duab ntawm ib feem, sab hauv kab noj hniav thiab qhov tso qhov ntev ntawm lub qhov tsis tas yuav tsum tau ua kom muaj qhov raug siab, mus txog qib IT10, thiab sab hauv khoov lub vojvoog R ntawm ib feem yog 2 hli, thiab kev ua kom cov ntaub ntawv hauv zos nyias nyias yog 30%.


Daim duab 1 ib nrab kaw lub plhaub ntu

Los ntawm cov qauv ib feem, lub plhaub yog tsib-sided ua tiav, sab thib rau tsis qhib ib nrab ntawm cov qauv, tom qab ua tiav ntawm thawj khoov, tab sis kuj yog rau thib rau sab ntawm cov qauv kom khoov (saib daim duab 2). Los ntawm kev khoov qhov ntev hauv daim duab 1, thawj khoov tsis nyuaj rau tsim, tab sis qhov thib ob khoov flange ib feem me me thiab muaj teeb meem uas pwm tsis tuaj yeem tso tawm tom qab khoov. Ib qho ntxiv, qhov yuav tsum tau ua ntau qhov ua tom qab khoov tiav, yog li qhov loj ntawm cov qauv khoov yuav tsum tau lav. Qhov thib ob khoov ntawm H / D ˆ ˆ ˆ 1.5 (qhov twg H yog qhov siab dabtsi yog khoov, li 6 hli; D yog txoj kab uas hla dabtsi yog khoov, txog 4 hli), flange dabtsi yog khoov nyuaj dua, tshwj xeeb tshaj yog flange radius thiab flange qhov siab zoo ib yam, ua cov qauv ntawm kev tsim yog ib qho yooj yim los tsim rub tawg, yog li cov txheej txheem tsim nyog yuav tsum tau ua. Nyob rau tib lub sijhawm, vim hais tias sab saud thiab lub kaum sab xis uas nyob ib sab khoov ua ib feem yog luv dua, thiab lwm sab tau qhib, yog li nws lub zog tangential tau ua rau ntawm daim duab peb sab ntau dua tsis loj, uas yog, cov khoom siv ntau hauv ib puag ncig tsis yog raws nraim li qhov ntshiab radial ntws hauv nro. Ntawm qhov tsis sib xws, vim tias tsis muaj cov khoom txwv nyob rau hauv qhov kev coj ua, cov khoom ntws feem ntau yog nyob rau hauv txoj kev hloov pauv, yog li nws zoo heev txhim kho cov khoom deformation thiab ua kom nws tsim tau hauv ib qho nrov plig plawg.


Daim duab 2 Peb tus qauv lej ntawm lub plhaub

3 Semi-kaw plhaub stamping txheej txheem tshuaj xyuas

(1) Cov txheej txheem ntws Cov txheej txheem tseem ceeb ntawm lub plhaub tau qhia hauv Table 1. 10 cov txheej txheem tau koom nrog hauv kev ua lub plhaub, ntawm cov txheej txheem tseem ceeb yog xaim txiav thiab ob txoj hauv kev khoov. Txij li ib feem yog ib feem sib npaug, cov duab tom qab nthuav tawm yog qhov tsis yooj yim, yog li cov duab tsis ua tiav los ntawm kev tuag tuag, tab sis feem ntau yog los ntawm xaim txiav thiab tshuaj lom neeg kos, uas tuaj yeem lav qhov ua tiav thiab lub zog ntawm cov khoom ntawm ntug . Tom qab ua tiav qhov kev nthuav tawm, yuav tsum tau khoov ob sab, thiab muaj peb sab los khoov. Thawj khoov ua tiav qhov khoov ntawm plaub sab ntev ntawm ib sab, thiab ib feem tau qhia hauv daim duab 3 tom qab khoov thiab tsim; qhov khoov thib ob yog ntu ib nrab kaw nyob rau sab saum toj, thiab ntu tau qhia hauv daim duab 4 tom qab khoov tiav.

Table 1 Cov txheej txheem tseem ceeb ntawm lub plhaub



Daim duab 3 Thawj khoov thiab tsim


Daim duab 4 Thib ob khoov thiab tsim

Plhaub hauv qhov ua tiav ntawm thawj khoov yuav ua rau muaj qhov tsis txaus ntseeg vim yog kev hloov pauv, qhov thib ob ib nrab ntawm qhov khoov yuav yog li tsim cov teeb meem ntawm kev tso chaw sib txawv. Ua ntej thiab tom qab ua tiav ntawm khoov, lub plhaub yuav ua tiav nrog cov square square thiab cov qhov sib dhos, uas yuav tsum tau muab tso rau ntawm qhov zoo. Yog li ntawd, tom qab thawj khoov, weld tsim thiab weld tshem tawm cov qog, nws yog qhov tsim nyog los tsim cov pwm rau tsim. Ib qho tag nrho ntawm 3 qhov kev tuag yuav tsum tau ua rau lub plhaub ua tiav, ntxiv rau thawj thiab zaum thib ob khoov tuag thiab tom qab hloov pauv qhov tuag, txhawm rau ua tiav kev thim thiab tsim.

(2) Plhaub nthuav tawm cov duab tsis zoo thiab txiav txim siab loj Raws li lub plhaub yuav tsum tau khoov ob zaug, raws li qhov kev lav paub thawj ntawm qhov khoov cov duab loj, qhov raug xam ntawm qhov nthuav tawm qhov loj yog qhov tseem ceeb heev, yog li qhov khoov ob sab thais ib feem yuav tsum raug coj mus rau hauv tus account. Tom qab txiav txim siab qhov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khawm, yog tias tsim nyog, koj tuaj yeem txiav txim siab qhov loj me uas nthuav tawm los ntawm txoj kev ntsuas khoov.

Cov duab kawg yog qhov tsim nyog, nws khoov ua ib feem raws li txoj kev suav ntawm cov txheej txheem khoov ib txwm tsis muaj qhov loj tuaj yeem suav rau qhov ntu khoov kaum yog 90 °, qhov khoob thiab nthuav tawm qhov ntev.

Qhov twg, L yog qhov ntev tag nrho ntawm qhov khoob (hli); l 1, l 2 rau qhov ncaj ntug ntev (hli); r rau dabtsi yog khoov vojvoog (hli); x rau qhov nruab nrab txheej txav chaw coefficient, raws li Rooj 2; t rau qhov tuab ntawm qhov khoob (hli).

Cov lus 2 nruab nrab cov txheej txheej hloov chaw coefficient x tus nqi


Qhov tuab ntawm lub plhaub ntu t = 2mm, khoov lub vojvoog r = 2mm, yog li cov txheej nruab nrab tsis sib luag txav mus los x = 0.32, raws li cov khoom lag luam lub plhaub teeb duab thiab nthuav tawm daim duab, nthuav tawm qhov ntev ntawm txhua ntu tau suav. Ib qho ntxiv, raws li daim ntawv hlau khoov xav tau, txheej txheem qhov 4 × Ï † 1.5mm tau tsim nyob hauv ntu uas 4 sab yuav tsum tau khoov, thiab daim duab kawg nthuav tawm yog qhia hauv daim duab 5.


Daim duab 5 Plhaub khoob khoob

4 Semi-enclosed plhaub stamping tuag tsim

Peb txheej ntawm cov neeg tuag yuav tsum ua kom tiav cov txheej txheem tseem ceeb ntawm ib puag ncig lub plhaub ntu tsim, suav nrog khoov tuag thiab hloov tuag rau cov qauv tseem ceeb, thiab khoov tuag thaum kaw.

(1) Khoovtuag tsimKev khoov ntawm tag nrho cov qauv ntawm lub plhaub yog thawj khoov, uas yuav tsum tau ua nrog kev pab ntawm khoov tuag. Daim duab 6 qhia txog ob txoj kev khoov txheej txheem pwm, yuav tsum tau ua ke nrog cov cuab yeej tshwj xeeb rau clamping, tus qauv tseem ceeb ntawm cov pwm rau khoov hom log 10, nws plaub lub ntsej muag rau khoov qhov chaw nto, hauv txheej txheem khoov, siv lub qhov ntawm platen 2 rau kev tso rau, tom qab khoov ntawm plaub sab. Clamping block 9 yog cylindrical, khoov ib feem yuav raug kho nyob rau hauv lub vise, txhua qhov txheej txheem stamping tuaj yeem ua tiav ib sab ntawm txoj kev khoov, cov qauv cylindrical tuaj yeem ua kom ntseeg tau tias plaub sab ntawm txoj kev khoov tsis sib xws, thiab yog li ua kom khoov rau hauv qhov chaw.



Daim duab 6 Hom khoov lub log log
1-Nrhiav tus pin 2-Nias phaj 3-Hexagonal ntsia hlau 4-Hexagonal txiv ntseej 5-Upper clamp phaj 6-Ntsia rau T-slot 7-Sab qis phaj 8 -Hexagon socket socket head cap screw 9-clamping block 10-dabtsi yog khoov log 11 - cylindrical tus pin

Cov khoom siv khoov hom log 10 yog CrWMn, kev kho cua sov tau ua kom sov txog 50 ~ 55HRC kom ntseeg tau tias qhov tawv ntawm ib feem thiab tiv thaiv qhov tsis tawg; cov txheej txheem kho saum npoo av yog Ct.O (ua kom tawv nqaij dub thiab kho oxidation); hom log tsheb yog cov qauv monolithic, qhov ntxhib ntawm tus txheej sab nrauv yuav tsum tau mus txog 0.8 hli. Yog li ntawd, tshuab milling tau txais ua ntej, tom qab ntawd xaim-txiav qeeb-ua cov txheej txheem, thaum cov duab tau ua tiav ib puag ncig 15 Lub kaum sab xis rov tuaj yeem tuaj yeem txiav los ntawm kev ua haujlwm sib tsoo hauv cov txheej txheem kuaj pwm. Pwm sib dhos los tswj qhov sib txawv nruab nrab ntawm lub phaj siab 2 thiab khoov hom log 10, qhov sib txawv tus nqi feem ntau 1.1t (t yog tuab ntawm lub plhaub tus nqi). Cov ntsia hlau qhov ntawm lub phaj clamping kom ntseeg tau qhov raug ntawm qhov clamping, yuav tsum tau ua nrog cov phaj siab.

(2) shaping tuag tsim Tom qab lub plhaub khoov ua kom tiav, kev kho me me kuj tseem yuav tsum tau siv cov shaping tuag (saib Daim Duab 7), hloov pauv hauv 63t hydraulic xovxwm. Cov pwm tuaj yeem ua kom muaj qhov sib xws ntawm qhov loj ntawm kab noj hniav sab hauv ntawm lub plhaub los ntawm kev nthuav cov duab thaum lub sijhawm txheej txheem txheej txheem. Txoj kev tuag tau muab faib ua peb ntu tseem ceeb, lub phaj stripper 3, lub phaj tso rau qhov chaw 6 thiab ob txhais ceg 7 tau muab tso rau hauv qab ntawm lub tshuab, thiab lub plhaub tau muab tso rau hauv qhov chaw tso phaj. Thaum tsim, cov log tsheb mould 2 tau muab tso rau sab saum toj ntawm lub plhaub, tom qab ntawd lub puab puab thawb tus kov 13 thiab lub pallet 12 nqes hauv qab qhov kev nqis tes ua ntawm lub tshuab hydraulic slider, uas ua rau cov log log tag nrho nkag mus rau lub plhaub maj mam nyob hauv qab kev ua ntawm lub zog sab nraud, thiab cov pwm sab saud txuas ntxiv mus rau hauv qab kom txog thaum nws mus txog qhov tob ntawm lub plhaub, tom qab ntawd ib feem yuav raug tso tawm ib txwm los ntawm lub phaj stripper hauv qab qhov kev txiav txim ntawm daim ntawv ntxig 1.


Daim duab 7 Plhaub shaping pwm
1 - cov phaj tso rau 2 - lub log zoo li tus 3 - cov phaj tshem tawm 4, 8 - tus pin cylindrical 5, 10 - xov hexagonal 6 - muab phaj 7 - ceg 9 - Plate 11 -Sab saum toj phaj 12 -Pallets 13 -Kov

Hauv kev tsim cov pwm, nws xav tau tias qhov nruab nrab ntawm kab noj hniav sab hauv tau sib tshooj tom qab kev sib dhos ntawm lub stripper phaj 3 thiab cov phaj tso rau 6, thiab plaub sab hauv qab ntawm ob txhais ceg 7 yuav tsum tau yaug tom qab sib dhos ntawm stripper phaj 3 thiab ob txhais ceg 7. Lub hauv paus tseem ceeb ntawm kev tsim cov pwm yog hom log tsheb, cov qauv yog monolithic, txhawm rau txhawm rau ntxiv dag zog, cov khoom siv yog T7A cov cuab yeej siv cov pa hlau, kho cua sov rau 50 ~ 55 HRC, saum npoo kho tshuab rau Ct.O. Txhawm rau ua kom cov khoom ua haujlwm zoo tawm ntawm cov pwm, txheej txheej sab nrauv qhov ntxhib qhov yuav tsum tau ua kom mus txog 0.8μm, yog li nws cov duab loj ntxhib ua haujlwm siv tus lej ntawm milling, kho cua sov quenching rau 50 ~ 55 HRC, qhov kawg tsim loj los ntawm lub tshuab sib tsoo kom ntseeg tau. Feem ntau ntawm cov phaj uas seem siv cov khoom 45 hlau, kho cua sov xav tau rau 30 ~ 35HRC, kho saum npoo av Ct.O, txhawm rau kom ntseeg tau tias cov khoom seem ntawm cov yas tsis raug puas tsuaj, xaiv pallet ntawm sandwich ntoo board.

Tso phaj 6, phaj pluaj 3 ntawm tus pin qhov thiab kab noj hniav ua kom ntseeg tau tias muaj txoj haujlwm sib xws, pwm sib dhos siv ua ke ntawm cov pins tso rau qhov thiab ntsia hlau kom ntseeg tau tias lub phaj stripper 3 thiab cov phaj tso rau 6 ua ke ntawm qhov nruab nrab ntawm kab noj hniav sab hauv. Ob txhais ceg thiab tuav feem ntau yog ua los ntawm tus lej tig, thiab qhov ntev me me tuaj yeem kho tom qab sib dhos.

(3) ib nrab kaw ntawm qhov thib ob khoov pwm ib nrab kaw qhov ntawm lub plhaub dabtsi yog khoov ua teeb meem, Daim duab 8 yog qhov thib ob khoov hom log tsheb, feem ntau yog ua kom tiav qhov seem kaw ntawm lub plhaub dabtsi yog khoov. Txhawm rau kom ntseeg tau tias tom qab ua tiav cov log tsheb tuaj yeem tawm ntawm qhov kab noj hniav ib nrab kaw, kev tsim qauv khoov pwm tsim rau hauv Haff tus qauv - feem ntau yog ib feem hauv nruab nrab ntawm oblique ruaj ruaj, lwm qhov ntawm lub log tsheb nrog nws, tsim ntawm M8 ntsia hlau qhov hauv txhua qhov ntawm lub log tsheb, yooj yim tshem tawm. Thaum khoov, xub muab lub ncoo tso rau hauv lub plhaub, tom qab ntawd muab lub log tsheb thiab cov npoo tig, thiab tom qab ntawd khoov los ntawm cov clampers; tom qab khoov tiav, ua ntej tshem tawm cov ntu ntu, tawm qhov chaw rau lwm qhov ntawm lub log tsheb, thiab tom qab ntawd tshem tawm feem.


Daim duab 8 ib nrab-kaw ntawm pwm khoov thib ob
1 - ncoo 2 - log tsheb A 3 - log tsheb B 4 - log tsheb C 5 - npoo 6 - log tsheb D

Cov ntaub ntawv siv rau pwm ntu 2 txog 6 hauv Daim Duab 8 yog T7A, nrog rau kev kho cua sov xav tau ntawm 50 txog 55 HRC kom ntseeg tau tias qhov tawv ntawm qhov kev sib cais; lub ncoo 1 siv cov hlau 45 zoo tib yam. Thaum cov txheej txheem pwm tiav, lub hauv paus phaj tau tsim thaum lub hom log thiab cov npoo tig tau kho, thiab cov ntsia hlau qhov ntawm M8 tau siv los tsim tag nrho ib feem, thiab cov duab loj ntawm txhua hom log tsheb tau txiav kom ntseeg tau tias qhov loj ntawm hom log tsheb yog 198mm × 95.7mm × 106mm thiab ua tau raws nws qhov yuav tsum tau ua siab ntev. Tom qab ua tiav kev txiav, txhua hom log tsheb tau cim nrog A, B, C thiab D raws li qhov chaw pom hauv daim duab, uas yooj yim rau siv.

5 Xaus

Lub plhaub uas tau kawm hauv daim ntawv no yog ib nrab kaw. Los ntawm cov txheej txheem tsim nyog tsim thiab tsim ntawmcoj tuaj pwm, teeb meem cuam tshuam ntawm khoov tau raug zam thiab kev ua cov txheej txheem kaw zoo li tau ua tiav, uas muab cov ntaub ntawv hais txog kev tsim cov txheej txheem zoo sib xws hauv cov hlau hauv lub neej yav tom ntej.