71948 ACDGB/P4A

Cov super-precision, siab-muaj peev xwm, ib kab angular hu rau pob bearings haum radial thiab axial loads ua ib txhij, qhov twg axial load ua nyob rau hauv ib qho kev taw qhia nkaus xwb. Lawv tau tsim los ua kom haum rau cov khoom hnyav ntawm kev kub ceev hauv qab qis mus rau nruab nrab ua haujlwm kub. Ua universally matchable, lawv tuaj yeem siv ua ke hauv kev npaj los muab kev sib koom ua haujlwm zoo, nyob rau hauv qhov kev txiav txim siab ua ntej, tsis tas siv cov shims lossis cov khoom siv zoo sib xws.Kev khiav haujlwm siab heevVery high load nqa peev xwmRelatively high speed and stiffnessUniversally matchable.

Xa kev nug

Tsham tam sim no

Khoom Taw qhia

Dimensions - 71948 ACDGB/P4A

Qhov ntev

d	240 hli	Lub taub hau
D	320 hli	Sab nraud txoj kab uas hla
B	38mm ib	Dav
d₁	264.7mm ib	Lub xub pwg txoj kab uas hla ntawm lub nplhaib puab (loj sab ntsej muag)
d₂	264.7mm ib	Lub xub pwg txoj kab uas hla ntawm lub nplhaib puab (me me sab ntsej muag)
D₁	295.3mm ib	Lub xub pwg txoj kab uas hla ntawm lub nplhaib sab nraud (loj sab ntsej muag)
r_1,2	yam 2.1mm	Chamfer dimension
r_3,4	yam 1 mm	Chamfer dimension
a	8 4,5mm	Kev ncua deb ntawm sab ntsej muag mus rau qhov taw tes siab

Abutment dimensions - 71948 ACDGB/P4A

Abutment qhov ntev

d_a	hli 251mm	Txoj kab uas hla ntawm ncej abutment
d_b	hli 251mm	Txoj kab uas hla ntawm ncej abutment
D_a	max.309 hli	Txoj kab uas hla ntawm lub tsev abutment
D_b	max.315 hli	Txoj kab uas hla ntawm lub tsev abutment
r_a	max 2 mm	Radius ntawm fillet
r_b	max 1 mm	Radius ntawm fillet
d_n	271.4mm ib	Txoj hauj lwm ntawm cov roj nozzle

Cov ntaub ntawv suav

Basic dynamic load ntsuam xyuas	C	216kn ua
Basic static load ntsuas	C₀	305kn ua
Fatigue load txwv	P_u	7.8kn ua
Ua tau nrawm		Xa mus rau cov ntaub ntawv teev npe lossis hu rau SKF rau qhov ua tau nrawm
Sib cuag lub kaum sab xis		25 degree
Pob taub	D_w	25.4mm ib
Tus naj npawb ntawm kab	i	1
Number of balls (ib bearing)	z	31
Kev siv roj ntau (ib tus kabmob)	G_ref	93cm3 ua

Preload thiab nruj (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)
Preload chav kawm		B
Axial nruj		767 N/µm

Kho yam tseem ceeb rau preload xam
Kho qhov tseem ceeb nyob ntawm bearing series thiab loj	f	1.32
Kho qhov tseem ceeb nyob ntawm kev sib cuag lub kaum sab xis	f₁	0.98
Kho qhov tseem ceeb, preload chav B	f_2B	1.04
Kho qhov tseem ceeb rau hybrid bearings	f_HC	1

Cov yam tseem ceeb rau kev sib npaug bearing load xam
Kev txwv tus nqi	e	0.68
Axial load factor (ib zaug, tandem)	Y₁	0
Axial load factor (ib zaug, tandem)	Y₂	0.87
Axial load factor (ib zaug, tandem)	Y₀	0.38
Radial load factor (ib zaug, tandem)	X₁	1
Radial load factor (ib zaug, tandem)	X₂	0.41
Radial load factor (ib zaug, tandem)	X₀	0.5
Axial load factor (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)	Y₁	0.92
Axial load factor (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)	Y₂	1.41
Axial load factor (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)	Y₀	0.76
Radial load factor (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)	X₁	1
Radial load factor (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)	X₂	0.67
Radial load factor (rov qab-rau-rov qab, ntsej muag-rau-ntsej muag)	X₀	1

Cov yam ntxwv ntawm Precision Contact Bearings

Precision hu bearings yog engineered nrog tshwj xeeb raug los xyuas kom meej kev ua tau zoo nyob rau hauv ntau yam kev siv tshuab. Cov kabmob no muaj qhov ua tau zoo ntawm qhov ntev thiab cov duab geometric meej, uas ua rau lawv qhov kev sib hloov siab thiab cov suab nrov tsawg. Cov ntaub ntawv siv hauv lawv cov kev tsim kho, feem ntau zoo steels lossis ceramics, raug xaiv rau lawv cov kav ntev thiab tsis kam hnav, ua kom lub neej ntev kev pab cuam txawm nyob rau hauv cov kev xav tau. Precision contact bearings feem ntau suav nrog kev teeb tsa xws li pob bearings, cov menyuam bearings, thiab koob bearings, txhua tus tsim los hais txog cov kev txwv tshwj xeeb thiab kev ceev. Lawv cov qauv tsim kuj suav nrog cov tshuab lubrication siab heev los txo kev sib txhuam thiab kev tsim hluav taws xob, yog li txhim kho kev ua haujlwm thiab kev ntseeg tau.

Qhov zoo ntawm Precision Contact Bearings

Lub ntsiab kom zoo dua ntawm precision contact bearings yog nyob rau hauv lawv lub peev xwm los txhawb siab precision nyob rau hauv ntau yam kev khiav hauj lwm tej yam kev mob. Lawv muaj peev xwm nqa tau zoo tshaj plaws, ua rau lawv zoo tagnrho rau cov ntawv thov uas xav tau cov khoom hnyav thaum tswj kev kub ceev. Qhov tseeb ntawm cov kabmob no txo qis kev vibration thiab suab nrov, uas yog ib qho tseem ceeb hauv cov cheeb tsam rhiab xws li cov cuab yeej kho mob lossis cov cuab yeej precision. Tsis tas li ntawd, lawv cov kev tsim kho muaj zog ua kom muaj kev ntseeg siab thiab siv tau ntev, txo cov nqi tu thiab kev poob qis. Kev siv cov khoom siv siab heev thiab cov txheej txheem lubrication ntxiv txhim kho lawv cov kev ua tau zoo, muab kev tiv thaiv corrosion thiab hnav. Qhov kev sib xyaw ua ke ntawm cov yam ntxwv no ua rau kev sib cuag nrog cov bearings ib qho tseem ceeb hauv kev ua haujlwm precision thiab cov tshuab ua haujlwm siab.

Daim ntawv thov ntawm Precision Contact Bearings

Precision hu rau bearings tau dav siv nyob rau hauv ntau yam kev lag luam vim lawv qhov tshwj xeeb kev ua tau zoo. Hauv kev lag luam tsheb, lawv yog ib qho tseem ceeb rau kev ua haujlwm zoo ntawm cov cav, kev sib kis, thiab kev ncua kev ua haujlwm, ua kom muaj kev ntseeg siab thiab siv roj. Cov ntawv thov dav hlau siv cov kabmob no rau lawv lub peev xwm tiv taus huab cua thiab kev kub ceev, ua rau muaj kev nyab xeeb thiab ua haujlwm ntawm lub dav hlau. Muaj cov tshuab, xws li CNC tshuab thiab neeg hlau, tau txais txiaj ntsig los ntawm kev ua haujlwm siab thiab ua haujlwm ntev ntawm cov kabmob no, ua kom muaj kev ua haujlwm zoo thiab raug. Cov cuab yeej kho mob, uas xav tau lub suab nrov tsawg thiab kev co, kuj tso siab rau kev sib cuag nrog cov bearings kom ntseeg tau tias cov neeg mob kev nplij siab thiab cov cuab yeej siv tau zoo. Zuag qhia tag nrho, ntau yam thiab kev ntseeg siab ntawm precision contact bearings ua rau lawv tseem ceeb hauv ntau qhov kev ua haujlwm siab thiab kev ua haujlwm siab thoob plaws ntau qhov chaw.

TSIS MUAJ.	d [mm]	D [mm]	B [mm]
71972 CDMA/P4A	360	480	56
71972 ACDMA/P4A	360	480	56
71968 CDMA/P4A	340	460	56
71960 CDMA/P4A	300	420	56
71960 ACDMA/P4A	300	420	56
7052 ACD/P4 ADGB	260	400	130
7052 ACD/P4A	260	400	65
71956 CDGA/P4A	280	380	46
71956 CD/P4ABTA	280	380	138
71956 CD/P4A	280	380	46
71956 CD/HCP4A	280	380	46
71956 ACDGA/P4A	280	380	46
71956 ACD/P4ATGB	280	380	138
71956 ACD/P4ATBTB	280	380	138
71956 ACD/P4 UAS	280	380	92
71956 ACD/P4A	280	380	46
71956 ACD/HCP4 UAS	280	380	92
71952 CDGA/P4A	260	360	46
71952 CD/P4ADBB	260	360	92
7 1952 CD/P4ADBA	260	360	92
71952 CD/P4A	260	360	46
71952 ACDGB/P4A	260	360	46
71952 ACDGA/P4AL	260	360	46
71952 ACDGA/P4A	260	360	46
71952 ACD/P4ATBTB	260	360	138
71952 ACD/P4AQBCA UAS	260	360	184
71952 ACD/P4 UAS	260	360	92
71952 ACD/P4ADBC	260	360	92
71952 ACD/P4ADBB	260	360	92
71952 ACD/P4 PAB	260	360	92

Cim npe nrov: 71948 acdgb/p4a, 71948 acdgb/p4a lwm tus neeg

Tug

71948 ACDGA/P4A

Tom ntej

7 1948 CD/HCP4ADBA

Koj Tseem Yuav Zoo Li

Xa kev nug