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本帖最后由 袞雪76 于 2015-6-18 22:22 編輯
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: {% c- M: f; j/ A: y需要做機械的出屑的機構，選擇了齒輪連桿滑槽結構，2 ~2 l, @8 j- Q4 K/ m. G
因此用Execl做了公式，將連桿的中心等初步定下來，然后再 計算扒子的端點軌跡。 下面的數據可以反拷貝到EXcel中得出坐標。
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然后用CAD將軌跡畫出來，再選擇最好的結構。
2 o3 ~4 B( O4 f: E, M* e' e. J下面是Excel的數據，可惜不可以用附件，否則，我直接將源文件附上。 R# h5 I! z6 a
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. Q3 C: k! V, r變量 角度 A1 0 15 30 45 60 75 90 105 120 135 150 165 180
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齒輪節圓直徑 D 150 150 150 150 150 150 150 150 150 150 150 150 150
: K6 }" g2 @/ u( \4 p2 U {8 K 銷位置 R 60 60 60 60 60 60 60 60 60 60 60 60 608 l, }+ G P. N; |1 z* a8 S
相角差 A0 181 181 181 181 181 181 181 181 181 181 181 181 181
" E9 b$ B( c" h3 l" k! }* o >0為在兩點之間 桿端點距齒輪2銷孔距離 R0 190 190 190 190 190 190 190 190 190 190 190 190 190# Q9 @/ Q- g+ d
181.001,190.001
9 N. R' d- N# l1 E; M9 W 齒輪1中心 點1X x1 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100
0 E; o0 O6 H: }. w3 ]/ p. ~ 點1Y y1 380 380 380 380 380 380 380 380 380 380 380 380 3800 ~: Z& M$ O7 W1 M
-100.001,380.001 - ^' K( } ~8 o3 h, ]
) W4 v0 x8 C8 \& y; v 齒輪2中心所在象限 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
% T& w' G" i9 S) W 齒輪2中心 點2X X2 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160
; _7 P. T" U' I5 A/ `, ^; Z 點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
. W4 V* M" y6 I( s7 u3 i6 t -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 -160.001,242.5215 z, x% R" ]6 ? C% \
角度 A2 181 166 151 136 121 106 91 76 61 46 31 16 16 {3 S4 d+ j. T" j' X1 F% P. Z
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! Y' \/ ?% O, G/ L 齒輪1上的銷點位 X10 -40 -42.04445042 -48.03847577 -57.57359313 -70 -84.47085729 -100 -115.5291427 -130 -142.4264069 -151.9615242 -157.9555496 -160
! l/ F/ N- B2 \$ `* Q Y10 380 395.5291427 410 422.4264069 431.9615242 437.9555496 440 437.9555496 431.9615242 422.4264069 410 395.5291427 380/ J; {6 i; d% s* [+ k+ o: v8 |
-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
8 } l. v! p8 C" K 齒輪2上的銷點位 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" g( ]3 p' [# Q" N9 V, S! ?) 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! `/ g* z+ |0 g
-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
" v. r5 F* ]% Y1 i 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 59.990861719 Y6 Y9 N/ m) U" L
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$ N0 c/ d$ t8 u$ @. @9 L' t9 w L
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點的斜率 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
& \5 c# B& {. k' u 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 66.264015694 ~9 o. S6 Y- }2 a: Q
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X象限判斷 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1: d# E) j- s* }3 p5 p
Y象限判斷 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 1 1+ W* O8 |5 `( K4 M- d' l
' ?! ^: G7 `" K6 [ 相對銷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 76.479327135 k$ E) ]9 T Z8 a/ f. ?
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
8 y1 @* z8 z5 L: G' b$ N- O 190 190 190 190 190 190 190 190 190 190 190 190 190" w+ h9 q/ D# ?) x; u& q
端點X坐標 -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* L, z# n* ?5 `! s. T! D
端點Y坐標 125.5938037 139.6156605 149.2700068 153.3812688 151.0374396 142.2303401 128.8622539 115.1124689 105.0041184 98.5683286 92.3445704 83.1183401 69.641978930 T. F3 @4 x2 z: c7 p
-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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2 p% Q( Q7 a% ~* x: R 190 190 190 190 190 190 190 190 190 190 190 190 190; `/ y2 U. N! ~3 Z' C) j' z
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-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
0 T, V0 G4 F3 G+ 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 -100.011,243.5718 i4 G6 y9 d( F# E2 s
-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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發表于 2015-6-18 22:13:21
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