帕金斯發(fā)動機氣缸蓋、搖臂組件和氣門間隙的詳細參數(shù)
帕金斯發(fā)動機氣缸蓋、搖臂組件和氣門間隙的詳細參數(shù)
Bridge pieces on guides (A3)
在導游橋片(A3)
12
十二
Bore of bridge piece . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12,755 to 12,780 mm (0.5021 to 0.5031 in)
橋件孔。..................................12755至12780毫米(0.5021至0.5031)
Diameter of guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12,728 to 12,739 mm (0.5011 to 0.5015 in)
導徑。....................................12728至12739毫米(0.5011至0.5015)
Clearance (new) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,016 to 0,052 mm (0.0006 to 0.0020 in)
間隙(新)。......................................0016至0052毫米(0.0006至0.0020)
Permissible worn clearance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,10 mm (0.004 in)
容許磨損間隙。................................................10毫米(0.004英寸)
Valve springs (A4)
氣門彈簧(A4)
Free length (nominal) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47,066 mm (1.853 in)
自由長度(公稱)。..................................................47066毫米(1.853英寸)
Permissible worn length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44,713 mm (1.76 in)
允許磨損長度。................................................44713毫米(1.76英寸)
Load when compres sed to 26,87 mm (1.058 in) . . . . . . . . . . . . . . . . . . . .0,5071 to 0,5605 kN (114 to 126 lbf)
負荷時,壓縮技術(shù)26,87毫米(1.058英寸)。..................。05071到05605千牛(114至126磅)
Valve guides (A5)
氣門導管(A5)
Bore in cylinder head for valve guide . . . . . . . . . . . . . . . . . . . . . . . . 18,00 to 18,02 mm (0.7087 to 0.7094 in)
氣門導管內(nèi)的孔。......................。18,00到18,02毫米(0.7087到0.7094)
Outside diameter of valve guide (inlet and exhaust) . . . . . . . . . . . 18,028 to 18,041 mm (0.7097 to 0.7103 in)
氣門導管外徑(進排氣)。..........18028至18041毫米(0.7097至0.7103)
Interference fit (new) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,008 to 0,041 mm (0.0003 to 0.0016 in)
干涉配合(新)。....................................0008至0041毫米(0.0003至0.0016)
Permissible interference fit (worn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,008 mm (0.0003 in)
容許干涉配合(磨損)。........................................0008毫米(0.0003英寸)
Inlet valves in guides (A11)
在導游的進水閥(A11)
Diameter of valve stem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9,464 to 9,482 mm (0.3726 to 0.3733 in)
閥桿直徑。..................................9464至9482毫米(0.3726至0.3733)
Bore of valve guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9,525 to 9,550 mm (0.3750 to 0.3760 in)
氣門導管孔。....................................9525至9550毫米(0.3750至0.3760)
Clearance (new) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,043 to 0,086 mm (0.0017 to 0.0034 in)
間隙(新)。......................................0043至0086毫米(0.0017至0.0034)
Permissible worn clearance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,137 mm (0.0054)
容許磨損間隙。................................................0137毫米(0.0054)
Cylinder heads, rocker assemblies and valves (continued)
氣缸蓋、搖臂組件和閥門(續(xù))
Refer to the illustration (A) on page 59.
參考圖59頁(頁)。
Exhaust valves in guides (A6)
在引導排氣閥(A6)
Diameter of valve stem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10,930 to 10,947 mm (0.4303 to 0.4310 in)
閥桿直徑。................................10930至10947毫米(0.4303至0.4310)
Bore of valve guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10,998 to 11.023 mm (0.4330 to 0.4340 in)
氣門導管孔。..................................10998至11.023毫米(0.4330至0.4340)
Clearance (new). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,051 to 0,093 mm (0.002 to 0.0037 in)
間隙(新)。........................................0051至0093毫米(0.002至0.0037)
Permissible worn clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,145 mm (0.0057 in)
容許磨損間隙。..............................................0145毫米(0.0057英寸)
Inlet valves in valve seats (A9)
在閥座的進水閥(A9)
Engines before ’build line number’ 8281 (6C27437/29):
在建的線數(shù)8281Perkins3012發(fā)動機(6c27437 / 29):
Clearance below flame face (new). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,00 to 1,32 mm (0.039 to 0.052 in)
下面火焰面間隙(新)。..............................對1,32 1,00毫米(0.039到0.052)
Permissible worn clearance below flame face . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,03 mm (0.080 in)
允許磨損間隙低于火焰面。..................................2,03毫米(0.080英寸)
Engines from ’build line number’ 8281 (6C27437/29):
引擎打造線數(shù)8281(6c27437 / 29):
Clearance below flame face (new). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,25 to 1,57 mm (0.049 to 0.062 in)
下面火焰面間隙(新)。..............................1,25到1,57毫米(0.049到0.062)
Permissible worn clearance below flame face . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,03 mm (0.080 in)
允許磨損間隙低于火焰面。..................................2,03毫米(0.080英寸)
Exhaust valves in valve seats (A8)
在閥座排氣閥(A8)
Clearance below flame face. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,00 to 1,38 mm (0.039 to 0.054 in)
火焰面間隙。..................................對38毫米。100(0.039至0.054)
Valve seat inserts (A10)
閥座(A10)
Angle (inlet valve) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30°
角(進口閥)。..................................................................30°。
Angle (exhaust valve) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45°
角(排氣閥)。................................................................45°
Bore in cylinder head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48,000 to 48,016 mm (1.8898 to 1.8904 in)
氣缸內(nèi)孔。..................................48000至48016毫米(1.8898至1.8904)
Outside diameter of valve seat insert. . . . . . . . . . . . . . . . . . . . . . . 48,054 to 48,065 mm (1.8919 to 1.8923 in)
氣門座外直徑。......................48054至48065毫米(1.8919至1.8923)
Interference fit (new) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,038 to 0,065 mm (0.0015 to 0.0026 in)
干涉配合(新)。....................................0038至0065毫米(0.0015至0.0026)
Rocker levers
搖桿
Bore in rocker lever for bush (A1) . . . . . . . . . . . . . . . . . . . . . . . . . 26,193 to 26,224 mm (1.0312 to 1.0324 in)
孔搖臂襯套(A1)。........................26193至26224毫米(1.0312至1.0324)
Diameter of bush . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26,264 to 26,289 mm (1.0340 to 1.0350 in)
灌木直徑。....................................26264至26289毫米(1.0340至1.0350)
Interference fit (new) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,040 to 0,096 mm (0.0016 to 0.0038 in)
干涉配合(新)。....................................0040至0096毫米(0.0016至0.0038)
Bore of bush (A2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22,212 to 22,238 mm (0.8745 to 0.8755 in)
給布什(A2)。....................................22212至22238毫米(0.8745至0.8755)
Diameter of shaft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22,174 to 22,187 mm (0.8730 to 0.8735 in)
軸徑。....................................22174至22187毫米(0.8730至0.8735)
Clearance (new). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,025 to 0,064 mm (0.0010 to 0.0025 in)
間隙(新)。........................................0025至0064毫米(0.0010至0.0025)
Permissible worn clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,08 mm (0.003 in)
容許磨損間隙。................................................0,08毫米(0.003英寸)