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本帖最后由 衮雪76 于 2015-6-18 22:22 编辑 ' G7 x7 Z5 \# L
M( v" I$ [& N1 @' [" E需要做机械的出屑的机构，选择了齿轮连杆滑槽结构，) n+ B# H3 _: C* @
因此用Execl做了公式，将连杆的中心等初步定下来，然后再 计算扒子的端点轨迹。 下面的数据可以反拷贝到EXcel中得出坐标。
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然后用CAD将轨迹画出来，再选择最好的结构。, ? U, p9 n H. \1 x4 h
下面是Excel的数据，可惜不可以用附件，否则，我直接将源文件附上。
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. x* A" C8 Z$ E) f变量 角度 A1 0 15 30 45 60 75 90 105 120 135 150 165 180
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3 j3 [9 @ E+ K6 f 齿轮节圆直径 D 150 150 150 150 150 150 150 150 150 150 150 150 150' N/ g( ~1 R2 D3 x( G/ t- y; t3 n
销位置 R 60 60 60 60 60 60 60 60 60 60 60 60 60
2 L/ v1 G% x! p+ B. p* e6 s2 J& a 相角差 A0 181 181 181 181 181 181 181 181 181 181 181 181 181: {& @' e9 X! w0 t
>0为在两点之间 杆端点距齿轮2销孔距离 R0 190 190 190 190 190 190 190 190 190 190 190 190 190: m0 z% O2 A) q0 s4 `$ O/ D2 T
181.001,190.001 3 x1 ~: K$ @3 {& H/ E7 a$ e
齿轮1中心 点1X x1 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100
" l5 ]- b" ~* G. e2 P9 W; m! T 点1Y y1 380 380 380 380 380 380 380 380 380 380 380 380 380. ?# k; i- C8 E+ r5 E
-100.001,380.001
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齿轮2中心所在象限 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1# ^9 n$ G: W8 B5 N6 p" H2 k2 J. T# V4 z
齿轮2中心 点2X X2 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160
# F. R) ?9 ^: D$ b1 w 点2Y Y2 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292 242.5227292
8 ]1 J* i* r) M -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521 -160.001,242.521
/ Q, g4 E. R a. m. l! L! u 角度 A2 181 166 151 136 121 106 91 76 61 46 31 16 1 J, ~% c7 y: y" b& z* j
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; p( B: Q/ O3 }, W: h. t8 ^ 齿轮1上的销点位 X10 -40 -42.04445042 -48.03847577 -57.57359313 -70 -84.47085729 -100 -115.5291427 -130 -142.4264069 -151.9615242 -157.9555496 -160" y3 }# U) M! T( X- s
Y10 380 395.5291427 410 422.4264069 431.9615242 437.9555496 440 437.9555496 431.9615242 422.4264069 410 395.5291427 380# `% }5 ^7 Q& U1 T8 D8 S0 E
-40.001,380.001 -42.041,395.531 -48.041,410.001 -57.571,422.431 -70.001,431.961 -84.471,437.961 -100.001,440.001 -115.531,437.961 -130.001,431.961 -142.431,422.431 -151.961,410.001 -157.961,395.531 -160.001,380.001
6 ?# Q6 w6 e# {8 c2 T 齿轮2上的销点位 X20 -219.9908617 -218.2177436 -212.4771824 -203.160388 -190.9022845 -176.5382413 -161.0471444 -145.4846863 -130.9114228 -118.3204978 -108.569962 -102.3242982 -100.0091383
6 ]7 }% _& r9 F6 B$ C# b& Z0 e Y20 241.4755848 257.0380429 271.6113064 284.2022314 293.9527672 300.1984309 302.5135909 300.7404727 294.9999116 285.6831172 273.4250136 259.0609705 243.56987350 s7 @4 W. F3 `- N7 l- B$ P
-219.991,241.481 -218.221,257.041 -212.481,271.611 -203.161,284.201 -190.901,293.951 -176.541,300.201 -161.051,302.511 -145.481,300.741 -130.911,295.001 -118.321,285.681 -108.571,273.431 -102.321,259.061 -100.011,243.571& Y' _) |" c1 w: n
X位置差 -179.9908617 -176.1732932 -164.4387067 -145.5867949 -120.9022845 -92.06738406 -61.04714439 -29.95554356 -0.911422785 24.1059091 43.39156227 55.63125133 59.99086171! J5 [' A! p0 i0 }
Y位置差 -138.5244152 -138.4910998 -138.3886936 -138.2241755 -138.008757 -137.7571187 -137.4864091 -137.2150768 -136.9616126 -136.7432897 -136.5749864 -136.4681722 -136.4301265
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点的斜率 K 0.769619157 0.786107232 0.841582231 0.949427972 1.141490069 1.496264069 2.252134977 4.580623836 150.2723158 -5.672604553 -3.147501017 -2.453084713 -2.274181819 F$ y: Z0 Q8 [9 I
角度 37.5825699 38.17114436 40.08336935 43.51396716 48.78008676 56.24395625 66.0576724 77.68492594 89.61872595 80.00228474 72.37430387 67.82173396 66.264015695 _# s8 {- D1 \# Z, ~
# x: A8 D1 z7 [; U6 X X象限判断 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -18 Y$ |: X6 c4 w, O9 o
Y象限判断 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 1 1) U4 \' _" ] e1 Q( w% t
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相对销2的位置 X方向 -150.5702919 -149.3719656 -145.370583 -137.789244 -125.2006754 -105.5750079 -77.10520848 -40.52461204 -1.264343283 32.98569234 57.53149635 71.72301449 76.479327131 e7 ~ r& Y- P+ |
Y方向 -115.8817811 -117.4223824 -122.3412996 -130.8209625 -142.9153276 -157.9680908 -173.651337 -185.6280039 -189.9957932 -187.1147886 -181.0804433 -175.9426304 -173.9278946- `; ^- \3 x* a- A3 x1 i
190 190 190 190 190 190 190 190 190 190 190 190 190
" k# v9 F) `6 e; b9 X 端点X坐标 -370.5611536 -367.5897092 -357.8477655 -340.949632 -316.1029599 -282.1132492 -238.1523529 -186.0092983 -132.1757661 -85.33480543 -51.03846561 -30.60128376 -23.52981116' V9 g/ n4 W+ H6 Q2 K0 @: a
端点Y坐标 125.5938037 139.6156605 149.2700068 153.3812688 151.0374396 142.2303401 128.8622539 115.1124689 105.0041184 98.5683286 92.3445704 83.1183401 69.64197893
% ?2 ?8 L" g7 n" J$ o. k7 l$ }) | -370.561,125.591 -367.591,139.621 -357.851,149.271 -340.951,153.381 -316.101,151.041 -282.111,142.231 -238.151,128.861 -186.011,115.111 -132.181,105.001 -85.331,98.571 -51.041,92.341 -30.601,83.121 -23.531,69.641
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190 190 190 190 190 190 190 190 190 190 190 190 190
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4 ]4 J4 P( f4 P1 C( g9 k% Q -40.001,380.001 -42.041,395.531 -48.041,410.001 -57.571,422.431 -70.001,431.961 -84.471,437.961 -100.001,440.001 -115.531,437.961 -130.001,431.961 -142.431,422.431 -151.961,410.001 -157.961,395.531 -160.001,380.001
4 W' F1 j2 F8 o1 k+ u5 Q, V -219.991,241.481 -218.221,257.041 -212.481,271.611 -203.161,284.201 -190.901,293.951 -176.541,300.201 -161.051,302.511 -145.481,300.741 -130.911,295.001 -118.321,285.681 -108.571,273.431 -102.321,259.061 -100.011,243.571
9 L& j- x7 W l -370.561,125.591 -367.591,139.621 -357.851,149.271 -340.951,153.381 -316.101,151.041 -282.111,142.231 -238.151,128.861 -186.011,115.111 -132.181,105.001 -85.331,98.571 -51.041,92.341 -30.601,83.121 -23.531,69.641
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发表于 2015-6-18 22:13:21
