Double acting hydraulic cylind
发布时间：2009-09-20 来源：扬子工具集团 浏览次数:41778Nominal working pressure
14 MPa{140 kgf／cm2}
Nominal working pressure
7 MPa l70 kgf／cm2}
40 50 63 80 100 125140 160180200 250
Tube bore(ram)
0 0 0 0 0 0 0 0 0
39
1。8354．1992
Attached Fi9．2．Magnitude of lateral load to be attached to piston rod of t ylinder
． subject to durability test
The lateral load when the piston rod has entirely come out
。 D 4-a
The lateral load when the piston rod has entirely come in
When the value of C has been neglected since the value of c is smaller as corn-
pared to(a+6)，the mean lateral load acting(In the bush shall be as百v：≥n in the
followin9：
Assuming that the condition of the lateral load acting on the bush，as given in 6 2．4，is
approximately l／100 the maximum cylinder force，the mass to be attached to m：rod end
shall be as follows： ·
丛1业00=w[赤2+1]
”。 r6+n)。‘。
，Therefore，
where，
W=
‘P×A×77
100
load mass to be attached to piston l od en d
width of piston
distance between the outside end face t,f bush
and the inside end face of cover
distance betweentthe outside end face r,fbush
and the piston reference point
the maximum permissible pressure of l read
end of cylinder subject to durability tes；
effective cross sectional area of head en d of
cylinder subject to durability test
thrust efficiency of cylinder subject to d urabil—
ity test
stroke
40
B 8354．1992
Attached Fi9．3．Names of parts of cylinder(for tie rod type)
①Cylinder tube
②Head cover(rear cover)
③Rod cover(front cover)
④Bush
⑤Piston rod
⑥Piston
⑦Cushion ring
⑧Piston packing(U packing)
⑨Rod packing(U packing)
⑩Piston gasket(0 ring)
Cylinder tube gasket(O ring)
Dust wiper
Oil wiper
Air bleeder
Check valve
Cushion valve
Tierod
Nut
Stopper plate
Atached Fi9．3(Continued)
Names of parts of clinder with switch
41
1；8354．1992
①Cylinder tube
②Head cover(rear cover)
③Rod cover(front cover)
④Bush
⑤Piston rod
⑥Piston
⑦Cushion ring
⑧Piston packing(U packing)
⑨Rod packing(U packing)
⑩Piston gasket(O ring)
⑩Cylinder tube gasket(O ring)
@Dustwiper
@Check valve
@Cushion valve
@Tie rod
@Tie rodnut
◎ Stopper plate
@ Bush gasket(O ring)
⑩ Cushion rin9 9鼬ket(O ring)
◎Magnet
◎ Switch
Remarks： Attached Fi9．3 shall not be that for restricting the construction，]c ut for
showing the names of parts of the cylinder．
42
B 8354．1992
JIS B 0142
JISB 0203
JIS B 0207
JISB 0211
JISB 0401
JISB 0601
JIS B l002
J1S B 2291
JISB 2401
JISB 2403
JISB 8361
JISB 8366
JIS G 3101
JIS G 3201
JIS G 3445
JIS G 3446
JIS G 3473
JIS G 4051
JIS G 5501
JISH 5111
JISK2213
JISZ 8601
Attached Table 2．Cited standards
Glossary of terms for oil hydraulics and pneumatics
Taper pipe threads
Metric fine screw threads
Limits of sizes and tolerances for metric fine screw threads
System of limits and fits
Definitions and designation of surface roughness
Dimensions of widths across fiats
210 kgf／cm2 slip—on welding pipe flanges for hydraulic use
O-rings
Vpackings ，
General rules for hydraulic systems
Fluid power cylinders—general rules for requirement of component
and identification code of mounting dimensions and mounting types
Rolled steel for generl structure ， ．
Carbon steel forgings for general use
Carbon steel tubes for machine structural purposes
Stainless steel tubes for machine and structural purposes ’
Carbon steel tubes for cylinder barrels 。
Carbon steels for machine structural use
Grey iron castings
Bronze castings
Turbine oils
Preferred numbers
．，／
Attached Table 3．Corresponding international standards
43
1；8354．1992
IS0 3320—1987 Fluid power systems and components—Cylinder bores and)．iston rod
diameters—．Metric series
IS0 3321··l975 Fluid power systems and components——Cylinder bores and)iston rod
diameters．．Inch series
IS0 3322．1985
IS0 4393．1978
Fluid power systems and components—Cylinders—Nomine I pres-
SUl．eS
Fluid power systems and components——Cylinders——Basic sc des of
piston strokes
180 4394．1．1980 Fluid power systems and components—Cylinder barrels一}art l：
Requirements for steel tubes with specially finished bores
IS0 4395。1978 F1llid power systems and components—Cylinders—Piston r)d thread
dimensions and types
IS0 6020—1—1981 Hydraulic fluid power—Single rod cylinders—Mounting din tensions一
160 bar(16 000 kPa)series—Part l：Medium series
IS0 6020-2，1981 Hydraulic fluid power—Single rod cylinders—Mounting din ensions一
160 bar(16 000 kPa)series—Part 2：Compact series
IS0 6022·1981 Hydraulic fluid power—Single rod cylinders—Mounting din ensions一
250 bar(25 000 kPa)8erie8
IS0 6099．1985 Fluid power systems and components—Cylinders—Identific ltion code
tor mounting dimensions and mounting types ”
IS0 6430··l983 Pneumatic fluid power——Single md cylinders with integral n．．．ountings
一10 bar(1 000 kPa)series—Bores from 32 t0 250 mm—Mot nting
dimensions
IS0 6431．1983 Pneumatic fluid power—Single rod cylinders with detachabl≥
mountings—io bar(1 000 kPa)series—Bores from 32 t0 32(mm—
Mounting dimensions ．
180 6537．1982 Pneumatic fluid power systems—Cylinder barrels—Require：nents for
non．ferrous metallic tubes
IS0 6981··l982 Hydraulic fluid power——Cylinders—-Rod end plain eyes—-Mo rating
dimensiOns
IS0 6982··l982 Hydraulic fluid power——Cylinders——Rod end spherical eyes．-Mount-．
ing dimensions
IS0 7181·．l982 Hydraulic fluid power——Cylinders——Bore and rod area ratios
Related standards： JIS B 0125 Graphic symbols for fluid power systems
J1S B 0142 Glossary ofterins for oil hydraulics and pne,．matics
J1S K 2001 Viscosity classification for industrial liquid l,bricants
IS0 5598．1985 Fluid power systeins and components—
Vocabulary bilingual edition
IS0 6072．1986 Hydraulic fluid power—Compatibility l etween
elastomeric materials and fluids
JOHS l07 Preparation of test rubber pieces for oil hydr￡ulic
fluids
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