三菱S12柴油發(fā)動(dòng)機本體的檢測、修理偷測技術(shù)資料

1. 三菱S12柴油發(fā)動(dòng)機氣缸頭、氣門(mén)機構的檢測、修理........................... 6-3

1.1 測量三菱S12柴油發(fā)動(dòng)機搖臂襯套內徑和三菱S12柴油發(fā)動(dòng)機搖臂軸外徑...................... 6-3

1.2 更換三菱S12柴油發(fā)動(dòng)機搖臂襯套用................................................................... 6-3

1.3 測量閥桿外徑和三菱S12柴油發(fā)動(dòng)機氣門(mén)導管內徑....................................................... 6-4

1.4 更換三菱S12柴油發(fā)動(dòng)機氣門(mén)導管..................................................................... 6-4

1.5 檢查氣門(mén)接觸面................................................................... 6-5

1.6 修整氣門(mén)接觸面................................................................... 6-5

1.7 修整閥座......................................................................... 6-6

1.8 更換閥座......................................................................... 6-6

1.9 進(jìn)行氣門(mén)和閥座的研磨。........................................................... 6-8

1.10 閥橋、橋摩擦頂片、鍥形卡套、氣門(mén)轉動(dòng)端蓋的檢測................................... 6-8

1.11 測量三菱S12柴油發(fā)動(dòng)機氣門(mén)彈簧的傾斜度、自由長(cháng)度...................................... 6-9

1.12 檢查套筒......................................................................... 6-9

1.13 測量頂桿的跳動(dòng)量................................................................ 6-10

1.14 三菱S12柴油發(fā)動(dòng)機噴油器壓板雙頭螺栓、橋導桿的檢測和更換............................ 6-10

1.15 測量三菱S12柴油發(fā)動(dòng)機氣缸頭下表面的變形........................................ 6-10

2. 后部裝置的檢測、修理............................................. 6-11

2.1 測量三菱S12柴油發(fā)動(dòng)機后惰齒輪襯套內徑和三菱S12柴油發(fā)動(dòng)機三菱S12柴油發(fā)動(dòng)機后三菱S12柴油發(fā)動(dòng)機惰齒輪軸外徑............................................ 6-11

2.2 更換三菱S12柴油發(fā)動(dòng)機后惰齒輪襯套................................................................ 6-11

2.3 測量三菱S12柴油發(fā)動(dòng)機凸輪軸的凸輪升程............................................................ 6-12

2.4 測量三菱S12柴油發(fā)動(dòng)機凸輪軸的跳動(dòng)量.............................................................. 6-12

2.5 測量三菱S12柴油發(fā)動(dòng)機凸輪軸頸部外徑.............................................................. 6-12

2.6 檢測三菱S12柴油發(fā)動(dòng)機凸輪軸襯套.................................................................. 6-13

2.7 更換三菱S12柴油發(fā)動(dòng)機凸輪軸襯套.................................................................. 6-13

3. 前部裝置的檢測、修理................................................... 6-14

3.1 三菱S12柴油發(fā)動(dòng)機減振器的外觀(guān)檢查................................................................ 6-14

3.2 檢測皮帶輪............................... 6-14

3.3 測量三菱S12柴油發(fā)動(dòng)機風(fēng)扇驅動(dòng)器惰齒輪襯套內徑、三菱S12柴油發(fā)動(dòng)機風(fēng)扇驅動(dòng)器三菱S12柴油發(fā)動(dòng)機惰齒輪軸外徑.... 6-14

3.4 更換三菱S12柴油發(fā)動(dòng)機風(fēng)扇驅動(dòng)器惰齒輪襯套........................................................ 6-15

3.5 檢測三菱S12柴油發(fā)動(dòng)機潤滑油泵驅動(dòng)器軸承安裝部位的外徑和內徑...................................... 6-15

3.6 測量前惰齒輪襯套內徑、前三菱S12柴油發(fā)動(dòng)機惰齒輪軸外徑............................................ 6-15

3.7 更換前側惰齒輪襯套.............................................................. 6-16

4. 三菱S12柴油發(fā)動(dòng)機活塞、三菱S12柴油發(fā)動(dòng)機連桿的檢測、修理....................... 6-17

4.1 檢查三菱S12柴油發(fā)動(dòng)機活塞外觀(guān).................................................................... 6-17

4.2 三菱S12柴油發(fā)動(dòng)機活塞質(zhì)量........................................................................ 6-17

4.3 測量三菱S12柴油發(fā)動(dòng)機活塞的外徑.................................................................. 6-17

4.4 檢查三菱S12柴油發(fā)動(dòng)機活塞環(huán)槽.................................................................... 6-18

4.5 測量三菱S12柴油發(fā)動(dòng)機活塞銷(xiāo)孔的內徑.............................................................. 6-18

4.6 檢查三菱S12柴油發(fā)動(dòng)機活塞環(huán)外觀(guān).................................................................. 6-18

4.7 測量三菱S12柴油發(fā)動(dòng)機活塞環(huán)的開(kāi)口間隙............................................................ 6-18

4.8 測量三菱S12柴油發(fā)動(dòng)機活塞銷(xiāo)的外徑................................................................ 6-19

4.9 測量三菱S12柴油發(fā)動(dòng)機連桿襯套的內徑.............................................................. 6-19

4.10 更換三菱S12柴油發(fā)動(dòng)機連桿襯套............................................ 6-19

4.11 三菱S12柴油發(fā)動(dòng)機連桿總成的質(zhì)量級別.............................. 6-22

4.12 測量三菱S12柴油發(fā)動(dòng)機連桿大端孔的內徑和橢圓度...................................... 6-22

4.13 檢測三菱S12柴油發(fā)動(dòng)機連桿大端的側面( 寬) ........................................................ 6-22

4.14 檢查三菱S12柴油發(fā)動(dòng)機連桿大端的鋸齒部位、螺栓孔部位.............................................. 6-23

4.15 檢查三菱S12柴油發(fā)動(dòng)機連桿軸承的軸瓦................................ 6-23

4.16 測量三菱S12柴油發(fā)動(dòng)機連桿軸瓦的厚度................................. 6-23

4.17 檢測三菱S12柴油發(fā)動(dòng)機連桿的彎曲和扭曲.......................................... 6-24

5. 三菱S12柴油發(fā)動(dòng)機缸體、三菱S12柴油發(fā)動(dòng)機曲軸的檢測、修理........................ 6-25

5.1 測量三菱S12柴油發(fā)動(dòng)機缸體上表面的變形.......................................................... 6-25

5.2 測量三菱S12柴油發(fā)動(dòng)機主軸承瓦座孔的內徑..................................... 6-25

5.3 檢測三菱S12柴油發(fā)動(dòng)機缸體的三菱S12柴油發(fā)動(dòng)機缸套安裝部位....................... 6-25

5.4 修整三菱S12柴油發(fā)動(dòng)機缸體的凹槽部分............................................................ 6-26

5.5 測量三菱S12柴油發(fā)動(dòng)機曲軸的曲柄銷(xiāo)和三菱S12柴油發(fā)動(dòng)機曲軸頸的外徑............................ 6-27

5.6 測量曲柄銷(xiāo)軸頸寬度、最后端三菱S12柴油發(fā)動(dòng)機曲軸頸的軸頸寬度...................................... 6-28

5.7 測量三菱S12柴油發(fā)動(dòng)機曲軸的跳動(dòng)量................................................................ 6-29

5.8 檢測三菱S12柴油發(fā)動(dòng)機曲軸齒輪.................................................................... 6-29

5.9 更換三菱S12柴油發(fā)動(dòng)機曲軸齒輪.................................................................... 6-29

5.10 檢查三菱S12柴油發(fā)動(dòng)機油封擋油環(huán)............................................. 6-30

5.11 更換三菱S12柴油發(fā)動(dòng)機油封擋油環(huán).......................................... 6-30

5.12 檢查主軸瓦...................................................................... 6-31

5.13 測量主軸瓦的厚度................................................................ 6-32

5.14 檢查三菱S12柴油發(fā)動(dòng)機推力片................................. 6-32

5.15 測量三菱S12柴油發(fā)動(dòng)機推力片的厚度.................................. 6-33

5.16 檢查三菱S12柴油發(fā)動(dòng)機活塞冷卻噴油嘴.................................... 6-33