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本帖最后由 衮雪76 于 2015-6-18 22:22 编辑 7 O2 |& [0 ~0 _! i L. \% ~
9 D3 A; N1 t8 K" ^! H7 v" D需要做机械的出屑的机构，选择了齿轮连杆滑槽结构，7 k5 k8 V5 H; G) L* l0 o# J
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。/ {8 P+ l8 |8 Y3 k
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。
a) c% {) i2 x( x& I6 v( C: U/ y' B! ?1 d) s5 J( k# ^
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变量 角度 A1 0 15 30 45 60 75 90 105 120 135 150 165 180, Z0 N+ z: J( C- {9 _6 Y
) g/ h. d! @5 _) N: @+ i+ ^% M 齿轮节圆直径 D 150 150 150 150 150 150 150 150 150 150 150 150 150* v2 [# l1 W& _( Y% c- f
销位置 R 60 60 60 60 60 60 60 60 60 60 60 60 60
) `5 T. N- @0 z( ]( F, p 相角差 A0 181 181 181 181 181 181 181 181 181 181 181 181 181/ g) g, t% d0 Q( v$ y. c. f" P' G
>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 1903 R$ ]8 L( K; g5 D
181.001,190.001 ; A, W3 Q6 D+ g" r; b8 j+ V2 ^- Y
齿轮1中心 点1X x1 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100" k+ d6 f2 s5 Q- y
点1Y y1 380 380 380 380 380 380 380 380 380 380 380 380 380
7 K: d C* g' _1 G# h7 M u -100.001,380.001 1 p. {0 U- f( y, W8 L) s
' B7 r2 w. Q4 H/ X+ w% r 齿轮2中心所在象限 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
" u% V) v5 S+ W/ Y- J6 ]+ z 齿轮2中心 点2X X2 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160
3 f4 A4 u' k: g! V) d! A 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# F; s% Z( A( p2 A
-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
( }. T: p7 G6 S3 B7 c6 b& I 角度 A2 181 166 151 136 121 106 91 76 61 46 31 16 1+ b0 u9 a+ Q# q1 [7 q+ j
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! ~0 S6 @+ N! h p 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
( S; ?1 J7 j$ ~, a( H: U Y10 380 395.5291427 410 422.4264069 431.9615242 437.9555496 440 437.9555496 431.9615242 422.4264069 410 395.5291427 380
; L! r9 Q6 l9 S2 c: \ G -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
. Y5 `- O. y6 a, e; l. V( Y. r 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 -100.00913831 ~, }5 w( w# i/ b Y. L
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 243.5698735) w1 m* n9 J5 c2 o8 y
-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
* X. B+ x. v/ J- A# ~4 ` 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
; L9 x' J) g- r! _: }9 P; g 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 -136.43012658 _! h# S; m b; j& f. L" V
5 ?+ e4 z- a1 ^ 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 -2.27418181
( e3 y0 e$ A4 L 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 66.26401569* p$ v I6 Z1 s% D
7 q5 z- \# G9 I- g. H' N* W X象限判断 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
x* i/ k! z% x% { Y象限判断 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 1 1
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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 76.47932713
E+ G8 M" a ^ 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
0 k, u9 n/ p I& {% Z4 h D 190 190 190 190 190 190 190 190 190 190 190 190 1901 x# ?) D0 \6 ?7 ]: _7 S" t
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
) {" K' K6 r7 c% ?+ x3 [ ~" i2 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# y4 V* W0 F. O
-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
m0 }' G& F& \6 p* j , O, w2 E- d/ q' D% {9 X4 ^
-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; b5 r+ V9 l, H. Q
-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
: H6 R' M, k9 E( \0 C5 v4 X -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- {- ~$ l) E0 ]! n1 l: X
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发表于 2015-6-18 22:13:21
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