Ʒ � Ӧ ã ջ Ʒ ϰ װ ȣ ۵ Ҫ Ҫ ģ ǻ ı � ׹ ij̶ȡ ѧ Ƭ 䳪� ģ ߶Ա ֲڶ Ҫ 󼫸ߣ ׹ Ե Ҫ Ҳ ߡ ׹� ӹ ۣ ܹ Ʋ ϱ ͸ ʴ ԡ ĥ ԣ ʹģ ӵ ŵ� ʹ Ʒ ģ ע ڵȡ ׹ ģ Ǻ Ҫ һ
Ŀǰ õ ׹� ¼ ֣
1.1 е ׹
е ׹ ǿ ϱ Ա ȥ ׹ ͹ õ ƽ ׹� һ ʹ ʯ ë ֡ ɰֽ ȣ ֹ Ϊ ת � ʹ ת̨ ȸ ߣ Ҫ ߵĿɲ ó ׵ķ Dz Ƶ ĥ ߣ ں ĥ ϵ Һ У ѹ ڹ ӹ ϣ ת ˶ øü ԴﵽRa0.008 m ı ֲڶȣ Ǹ ׹� ߵġ ѧ Ƭģ ߳ ַ
1.2 ѧ ׹
ѧ ׹ ò ڻ ѧ б ΢ ͹ IJ ֽϰ ܽ� Ӷ õ ƽ � ַ Ҫ ŵ Dz � � ׹ ״ ӵĹ ͬʱ ׹ ܶ� Ч ʸߡ ѧ ׹ ĺ ׹ Һ ơ ѧ ׹ õ ı ֲڶ һ Ϊ 10 m
1.3 ×¹
(1) ƽ ܽ Һ ɢ ϱ � δֲ ½ Ra>1 m
(2)΢ ƽ ߣ Ra<1 m
1.4 ×¹
ĥ Һ в һ ڳ У ã ʹĥ ڹ ĥ ׹� ӹ С 𹤼 Σ װ Ͱ װ ѡ ӹ 뻯� 绯� ϡ Һ ʴ Ļ ϣ ʩ ӳ 񶯽 Һ ʹ ܽ � � ĸ ʴ ʾ ȣ Һ еĿջ û ܹ Ƹ ʴ ̣ ڱ
1.5 ×¹
׹ Һ � Я ĥ ˢ � ׹ Ŀ ġ ÷ У ĥ ӹ Һ ӹ � ĥ ȡ � ĥ Һѹ ʹЯ ĥ Һ ʸ � Ҫ ڽϵ ѹ Ժõ � ( ۺ ״ ) ĥ Ƴɣ ĥ Ͽɲ ̼ ĩ
1.6 ĥ ׹
ĥ ׹ ô ĥ ڴų γ ĥ ˢ Թ ĥ ӹ ַ ӹ Ч ʸߣ ã ӹ ׿ ƣ á ú ʵ ĥ ϣ ֲڶȿ ԴﵽRa0.1 m
ģ ߼ӹ ˵ ׹ ҵ Ҫ ı ׹ кܴ IJ ͬ ϸ ˵ ģ ߵ ׹ Ӧ ó Ϊ ӹ ׹� кܸߵ Ҫ ҶԱ ƽ ȡ � Լ ξ ȷ Ҳ кܸߵı ׼ ׹ һ ֻҪ ù ı � ɡ ӹ ı ׼ Ϊ ļ AO=Ra0.008 m A1=Ra0.016 m A3=Ra0.032 m A4=Ra0.063 m ڵ ׹� ׹ ȷ Ѿ ȷ ļ ξ ȷ ȣ ѧ ׹� ׹� ĥ ׹ ȷ ı ִ� Ҫ Ծ ģ ߵľ ӹ Ի е ׹ Ϊ
2.1 е ׹
Ҫ ø ׹ Ч Ҫ Ҫ ߱ и ʯ ɰֽ ʯ ĥ ׹� ߺ͸ Ʒ ׹ ѡ ȡ ǰ ڼӹ ı ״ е ӹ 𻨼ӹ ĥ ӹ ȵȡ е ׹ һ £
(1) ׾ ϳ 𻨡 ĥ ȹ պ ı ѡ ת 35 000 40 000 rpm ת ׹ ĥ ׹� õķ ֱ 3mm WA # 400 ȥ ɫ 𻨲㡣� ֹ ʯ ĥ ״ ʯ ú Ϊ 󻬼 ȴ һ ʹ ˳ Ϊ#180~#240~#320~#400~#600~#800~#1000 ģ Ϊ ˽ Լʱ ѡ #400 ʼ
(2) � װ� Ҫʹ ɰֽ ú ͡ ɰֽ ĺ Ϊ #400~#600~#800~#1000~#1200~#1500 ʵ #1500ɰֻֽ ڴ Ӳ ģ ߸ (52HRC ) ԤӲ ֣ Ϊ ܻ� ԤӲ ּ ˡ
(3) ׾ Ҫʹ ʯ ĥ � ׹� ֻ ʯ ĥ ۻ ĥ ĥ Ļ ͨ ĥ˳ 9 m(#1800)~ 6 m(#3000)~3 m(#8000) 9 m ʯ ĥ ׹� ֿ ȥ #1200 #1500 ɰֽ µķ ״ĥ ۡ ճձ ʯ ĥ ׹⣬� Ϊ1 m(#14000)~ 1/2 m(#60000)~1/4 m(#100000)
Òª 1 m ( 1 m) ×¹â¹� Ä£ ß¼Ó¹ Ò» ×¹ Ú¼ ɽ С и Ó¾ ܵ ×¹ Ò» Ô½à¾� Ŀռä¡� Ò³ ͷƤм Í¿ Ë®Ä Ð¿ ܱ Сʱ õ ĸ߾ ×¹ æ¡�
2.2 е ׹ Ҫע
ɰֽ ׹ Ӧע ¼ �
(1) ɰֽ ׹ Ҫ ľ ׹ Բ ʱ ʹ ľ ɸ õ Բ Ļ ȡ Ӳ ľ ӣ ľ ƽ ׹� ľ ĩ ʹ ּ ״ Ǻϣ Ա ľ ( ) ǽӴ ּ ɽ Ļ ۡ
(2) ò ͬ ͺŵ ɰֽʱ ×¹â·� Ó¦ ä»�45°~ 90° ǰһ ͺ ɰֽ ×¹ µ Ó° É·Ö± Ú» ͬ ͺ ɰֽ֮ǰ 100% Þ» Õ´È¡ ƾ Ö® Òº ×¹ ϸ IJ ã Ϊһ ź С ɳ Ú± æ¶� Ù» È¥ ×¹â¹� ɰֽ ×¹â»� ʯ Ä¥ ×¹ ʱ ͬ Òª ×¹ ֮ǰ п ú Ͷ ë±� È« ɾ
(3)Ϊ ˱ ˺ ˹ æ£� #1200 #1500ɰֽ ×¹ ʱ ر С Ä¡ б Òª Ò» غ Ô¼ ×¹â·� Ô± ×¹â¡� ÿһ ͺŵ ɰֽ ×¹ ʱ Ó¦ ͬ ×¹â£� Ö® ÿ ת 45°~ 90°
ʯ ĥ ׹ Ӧע ¼ �
(1) ×¹ ë¾� Ú½ ѹ ½ ر ×¹ Ô¤Ó² Ö¼ ϸ Ä¥ ×¹ ʱ #8000 Ä¥ ×¹ ʱ غ Ϊ100~200g/cm2 Òª Ö´ غɵľ ×¼ Ⱥ Ϊ ˸ Ò» ã£� ľ Ò» Õ Ö± Ò»ÍÆ¬ È¥Ò» Ö¶ ʹ Ô° ×¹ ѹ È· Ä£ ß± ѹ ß¡
(2) ʹ ʯ ĥ ׹ ʱ ǹ Ҫ � ߵ ˫ Ҳ ϸ �
(3)ÿ ׹ ʱ 䲻� ʱ Խ ̣ Ч Խ á ׹ ̽ еù ɡ Ƥ ͡ ʴ
(4)Ϊ ø ׹ Ч ׷ ȵ ׹� ͹ ߶ Ӧ � � ׹ ׹� ׹ ֲ ɡ Ƥ
(5) ׹ ֹͣʱ ֤ � ϸȥ ĥ 󻬼 dz Ҫ Ӧ ڱ һ ģ ߷ Ϳ �
Ú» е ×¹ Òª Ç¿ ˹ É£ ×¹â¼� Ŀǰ Ó° ×¹ ÒªÔ ò¡£³ Ö® â£� Ä£ ß² Ï¡ ×¹ ǰ ı ×´ È´ Õµ йء ʵĸֲ Ç» ×¹ ǰ ֲı Ó² Ȳ в ì£� ×¹ Ñ¡ Ö² еĸ Ö¼ ×¶ ×¹â¡�
3.1 ͬӲ ȶ ׹� յ Ӱ
Ӳ ʹ ĥ 󣬵 ׹ Ĵֲڶȼ С Ӳ ȵ ߣ Ҫ � ϵ͵Ĵֲڶ ׹ ʱ Ӧ ͬʱӲ ߣ ׹ ȵĿ Ӧ ١
Ӳ ĥ ܺ ׹ ܵĹ ϵ
3.2 ״ ׹� յ Ӱ
ֲ е ӹ У Ӧ ض 𻵣 Ӱ ׹ Ч 𻨼ӹ ı ͨ е ӹ ȴ ı ĥ ˵ 𻨼ӹ ǰӦ þ ׼ γ Ӳ � 𻨾 ޹ ׼ѡ 񲻵 Ӱ ɴ 0.4mm Ӳ Ӳ ȱȻ Ӳ ȸߣ ȥ һ ĥ ӹ 𻵱 � һƬƽ ֲڵĽ 棬� ׹ ӹ ṩ� û