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ģ ߵ ׹â¹�

Ʒ ã·� Ӧ ã ջ Ʒ ϰ װ ȣ ۵ Ҫ Ҫ ģ ǻ ı ïµ� ׹ ij̶ȡ ѧ Ƭ 䳪Æ� ģ ߶Ա ֲڶ Ҫ 󼫸ߣ ׹ Ե Ҫ Ҳ ߡ ׹â²� ӹ ۣ ܹ Ʋ ϱ ͸ ʴ ԡ ĥ ԣ ʹģ ӵ ŵã£� ʹ Ʒ ģ ע ڵȡ ׹ ģ Ǻ Ҫ һ

Ŀǰ õ ׹â·� ¼ ֣

1.1 е ׹

е ׹ ǿ ϱ Ա ȥ ׹ ͹ õ ƽ ׹â·� һ ʹ ʯ ë ֡ ɰֽ ȣ ֹ Ϊ ת æ£� 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 ׹â·� ߵġ ѧ Ƭģ ߳ ַ

1.2 ѧ ׹

ѧ ׹ ò ڻ ѧ б ΢ ͹ IJ ֽϰ ܽâ£� Ӷ õ ƽ æ¡� ַ Ҫ ŵ Dz è¸� è±� ׹ ״ ӵĹ ͬʱ ׹ ܶà¹� Ч ʸߡ ѧ ׹ ĺ ׹ Һ ơ ѧ ׹ õ ı ֲڶ һ Ϊ 10 m

1.3 ׹

(1) ƽ ܽ Һ ɢ ϱ æ¼� δֲ ½ Ra>1 m

(2)΢ ƽ ߣ Ra<1 m

1.4 ׹

ĥ Һ в һ ڳ У ã ʹĥ ڹ ĥ ׹â¡� ӹ С 𹤼 Σ װ Ͱ װ ѡ ӹ 뻯Ñ� 绯Ñ� ϡ Һ ʴ Ļ ϣ ʩ ӳ 񶯽 Һ ʹ ܽ ë£� æ¸� ĸ ʴ ʾ ȣ Һ еĿջ û ܹ Ƹ ʴ ̣ ڱ

1.5 ׹

׹ Һ å¼� Я ĥ ˢ ïµ� ׹ Ŀ ġ ÷ У ĥ ӹ Һ ӹ å¶� ĥ ȡ å¶� ĥ Һѹ ʹЯ ĥ Һ ʸ æ¡� Ҫ ڽϵ ѹ Ժõ â»� ( 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 ׹â±� кܸߵ Ҫ ҶԱ ƽ ȡ â»� Լ ξ ȷ Ҳ кܸߵı ׼ ׹ һ ֻҪ ù ı æ¼� ɡ ӹ ı ׼ Ϊ ļ AO=Ra0.008 m A1=Ra0.016 m A3=Ra0.032 m A4=Ra0.063 m ڵ ׹â¡� ׹ ȷ Ѿ ȷ ļ ξ ȷ ȣ ѧ ׹â¡� ׹â¡� ĥ ׹ ȷ ı ִï²� Ҫ Ծ ģ ߵľ ӹ Ի е ׹ Ϊ

2.1 е ׹

Ҫ ø ׹ Ч Ҫ Ҫ ߱ и ʯ ɰֽ ʯ ĥ ׹â¹� 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 ׹â¡� õķ ֱ 3mm WA # 400 ȥ ɫ 𻨲㡣È� ֹ ʯ ĥ ״ ʯ ú Ϊ 󻬼 ȴ һ ʹ ˳ Ϊ#180~#240~#320~#400~#600~#800~#1000 ģ Ϊ ˽ Լʱ ѡ #400 ʼ

(2) ë¾� װë¾� Ҫʹ ɰֽ ú ͡ ɰֽ ĺ Ϊ #400~#600~#800~#1000~#1200~#1500 ʵ #1500ɰֻֽ ڴ Ӳ ģ ߸ (52HRC ) ԤӲ ֣ Ϊ ܻáµ� ԤӲ ּ ˡ

(3) ׾ Ҫʹ ʯ ĥ à¡� ׹â²� ֻ ʯ ĥ ۻ ĥ ĥ Ļ ͨ ĥ˳ 9 m(#1800)~ 6 m(#3000)~3 m(#8000) 9 m ʯ ĥ ׹â²� ֿ ȥ #1200 #1500 ɰֽ µķ ״ĥ ۡ ճձ ʯ ĥ ׹⣬Ë� Ϊ1 m(#14000)~ 1/2 m(#60000)~1/4 m(#100000)

Ҫ 1 m ( 1 m) ׹â¹� ģ ߼ӹ һ ׹ ڼ ɽ С и Ӿ ܵ ׹ һ Խà¾� Ŀռä¡� ҳ ͷƤм Ϳ ˮĭ п ܱ Сʱ õ ĸ߾ ׹ æ¡�

2.2 е ׹ Ҫע

ɰֽ ׹ Ӧע ¼ ã£�

(1) ɰֽ ׹ Ҫ ľ ׹ Բ ʱ ʹ ľ ɸ õ Բ Ļ ȡ Ӳ ľ ӣ ľ ƽ ׹â¡� ľ ĩ ʹ ּ ״ Ǻϣ Ա ľ ( ) ǽӴ ּ ɽ Ļ ۡ

(2) ò ͬ ͺŵ ɰֽʱ ׹â·� Ӧ ä»�45°~ 90° ǰһ ͺ ɰֽ ׹ µ Ӱ ɷֱ ڻ ͬ ͺ ɰֽ֮ǰ 100% ޻ մȡ ƾ ֮ Һ ׹ ϸ IJ ã Ϊһ ź С ɳ ڱ æ¶� ٻ ȥ ׹â¹� ɰֽ ׹â»� ʯ ĥ ׹ ʱ ͬ Ҫ ׹ ֮ǰ п ú Ͷ ë±� ȫ ɾ

(3)Ϊ ˱ ˺ ˹ æ£� #1200 #1500ɰֽ ׹ ʱ ر С ġ б Ҫ һ غ Լ ׹â·� Ա ׹â¡� ÿһ ͺŵ ɰֽ ׹ ʱ Ӧ ͬ ׹â£� ֮ ÿ ת 45°~ 90°

ʯ ĥ ׹ Ӧע ¼ ã£�

(1) ׹ ë¾� ڽ ѹ ½ ر ׹ ԤӲ ּ ϸ ĥ ׹ ʱ #8000 ĥ ׹ ʱ غ Ϊ100~200g/cm2 Ҫ ִ غɵľ ׼ Ⱥ Ϊ ˸ һ ã£� ľ һ խ ֱ һͭƬ ȥһ ֶ ʹ ԰ ׹ ѹ ȷ ģ ߱ ѹ ߡ

(2) ʹ ʯ ĥ ׹ ʱ ǹ Ҫ à¾� ߵ ˫ Ҳ ϸ à¡�

(3)ÿ ׹ ʱ 䲻Ó� ʱ Խ ̣ Ч Խ á ׹ ̽ еù ɡ Ƥ ͡ ʴ

(4)Ϊ ø ׹ Ч ׷ ȵ ׹â·� ͹ ߶ Ӧ â¡� ç£� ׹ ׹â£� ׹ ֲ ɡ Ƥ

(5) ׹ ֹͣʱ ֤ à¾� ϸȥ ĥ 󻬼 dz Ҫ Ӧ ڱ һ ģ ߷ Ϳ ã¡�

ڻ е ׹ Ҫ ǿ ˹ ɣ ׹â¼� Ŀǰ Ӱ ׹ Ҫԭ 򡣳 ֮ â£� ģ ߲ ϡ ׹ ǰ ı ״ ȴ յ йء ʵĸֲ ǻ ׹ ǰ ֲı Ӳ Ȳ в ì£� ׹ ѡ ֲ еĸ ּ ׶ ׹â¡�

3.1 ͬӲ ȶ ׹â¹� յ Ӱ

Ӳ ʹ ĥ 󣬵 ׹ Ĵֲڶȼ С Ӳ ȵ ߣ Ҫ ïµ� ϵ͵Ĵֲڶ ׹ ʱ Ӧ ͬʱӲ ߣ ׹ ȵĿ Ӧ ١

Ӳ ĥ ܺ ׹ ܵĹ ϵ

3.2 ״ ׹â¹� յ Ӱ

ֲ е ӹ У Ӧ ض 𻵣 Ӱ ׹ Ч 𻨼ӹ ı ͨ е ӹ ȴ ı ĥ ˵ 𻨼ӹ ǰӦ þ ׼ γ Ӳ ã¡� 𻨾 ޹ ׼ѡ 񲻵 Ӱ ɴ 0.4mm Ӳ Ӳ ȱȻ Ӳ ȸߣ ȥ һ ĥ ӹ 𻵱 ã£� һƬƽ ֲڵĽ 棬Î� ׹ ӹ ṩÒ� û