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技術(shù)中心

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)

時間: 2016/7/20    


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)