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本帖最后由 袞雪76 于 2015-6-18 22:22 編輯
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需要做機械的出屑的機構，選擇了齒輪連桿滑槽結構，# _: k7 S1 B" G6 z, l
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。
. h+ G# h0 t& N' v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。
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變量 角度 A1 0 15 30 45 60 75 90 105 120 135 150 165 1800 y3 I2 p# i: i/ T$ b4 |' }
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齒輪節圓直徑 D 150 150 150 150 150 150 150 150 150 150 150 150 150
, ^' P* w0 a* Z 銷位置 R 60 60 60 60 60 60 60 60 60 60 60 60 60
/ H$ k0 t1 X' N1 ^4 C 相角差 A0 181 181 181 181 181 181 181 181 181 181 181 181 181
& G$ g8 v" x7 s >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- n- V U D5 N& Z" x
181.001,190.001 9 E% Z0 ]: v+ ^6 N& e
齒輪1中心 點1X x1 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -100 -1005 G' L/ [5 u- o8 i+ a! z# |! g( K
點1Y y1 380 380 380 380 380 380 380 380 380 380 380 380 380& `6 V8 C* v2 k
-100.001,380.001
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1 w6 O3 t. n, i3 I m/ z* u5 b! n# O) L 齒輪2中心所在象限 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
% X, o- k3 v6 U/ j& [# V 齒輪2中心 點2X X2 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160 -160
7 D6 S! U$ ? ?" [ 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
& W, }+ L% p( e: K, a3 E! C -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
5 o7 G9 J3 w, n3 G' _" x- B 角度 A2 181 166 151 136 121 106 91 76 61 46 31 16 1! R& `$ ]% }1 {8 p# ^
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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 -1606 b7 w( O" L+ E q$ K3 f
Y10 380 395.5291427 410 422.4264069 431.9615242 437.9555496 440 437.9555496 431.9615242 422.4264069 410 395.5291427 380
1 Z( u+ L( N1 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' l4 v- `0 X: g& w8 N' i( d
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
" I+ n9 Z9 D/ ^) j4 s& Q 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
3 `, f$ K0 u* `4 T3 [5 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/ h- Y2 A5 V) N! A
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
" o+ t. X! i {1 R* X 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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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 -2.274181817 l, W9 @! J/ v9 o% W O
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 66.264015698 u1 I! z) n$ m& ?' \' u
- k( n6 H- W, ]+ e- x+ {2 g X象限判斷 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
8 K% W7 J/ p/ O# l6 l Y象限判斷 -1 -1 -1 -1 -1 -1 -1 -1 -1 1 1 1 1
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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 76.47932713
. t( f. y, Q; z 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 r/ m5 e% w: A3 J2 ]! k 190 190 190 190 190 190 190 190 190 190 190 190 190
; ^3 R. g% ~& S" N 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. t, L! y" }3 R4 l- d) m
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 69.64197893; x. S/ m# O4 T5 a
-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$ ^5 M7 K. z) t$ b
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190 190 190 190 190 190 190 190 190 190 190 190 190
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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
5 d# i. S* X0 ~$ ~) c" [ -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
$ K/ E, H( ^" T- R6 a$ S$ G1 u8 j -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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