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: 2007 of to of E 10094, 2 Xi’Xi’10049, he of of in as It is is It of of of to of of of in of of of so a to of in t of it a is a at is of is or of on of is to to of in it a of ]. So of in on on Du , 2] of of of as as on is is In ] of on of is a of ] of by of of in of ― 8]. to In [1― 3] to of is of of in an on of of So in ― 11]. of a In to is as to of in of of 00as a of of is of in is 2 of he of of is . of C , I, of is of of ; I. of is by of I in of in to a of of of of is so is of is so is In of of is by in it of of it of of 3 of he of of 2]. of in an in . to to at of is to it to at of is to on of at at of be 1 , 2 , 3 . 1 3 be as as 2 be in to of of in a in it do to 4 of he of in in as . In to of is , is , is . of as n2 of 1 , M2 0 . in is of be So of of to be as of he s on 0 , of he s on 0 , of n0 to I (is he s s on at of be at in n2 be is of to of is 1 1, is of In to of of of is As , is or of of up to In of of of a at to of a 3]. In of is It of of of of is to in It is an of in of It be to is in to is by an of be 1 is of P2 is of he of 0 , be as of (9)― (11), of by of , is to of of in of of is he at of K = 0 , 0 , (9), we he in in 0≤ K≤ 1 , 1 2 so a of 100% ― of he in In in 1≤ K≤ 0 . By (9) 10), 1 is 2 is of is is to to is in ― of is in in of is at of In to or in he of of to (3), of is to of of of As , of is of so of or is or of of of be of of of (i) he of of is of of as of as ). be by (1)― (18). he is in at is is in of be is is 0， be (5) 1≤ K≤ +1 , of is it is A of be so a n0 be in is is is 0 , (5), we it is of of of of of of be a is is so So of in of of is as . 5 to of is in of be (1) of of to of of to of (2) of of to be in to of So of is in (3) of of be in to of So of a in ：技術科學 ? 2007 中國科學出版社 施普林格出版社 研究利用差動齒輪系實現(xiàn)機械混合壓力 何宇鵬，趙勝敦，周軍 &張志遠 1、 中國 ，南京 210094，南京大學科學與技術，機械工程學校 2、 中國，西安 710049，西安交通大學，機械工程學校 本文對機械壓力混合輸入的問題進行了研究，用差動輪系作為傳動機構。它建議將“調速幅度”或“差動速比”作為重要參數(shù)混合投入機械研究中。它不僅規(guī)定了可調節(jié)幅度速度，而且還決定了伺服電動機功率比的傳統(tǒng)電機。所有傳動軸計算的傳輸功率，兩個電機的功率和工作負載的分布得到了推斷結果。它提出了伺服電機和傳統(tǒng)電機同時驅動，伺服電機和傳統(tǒng)電機單獨驅動兩種驅動方案。計算結果表明后者的方案能比伺服電機使用更低的功率，因此這種方 案能使得制造和使用成本低得多。后一個方案提出了一個可行的途徑在實際工程中來使用混合機械壓力。 機械壓力，混合機制，差動輪系，調速 1、引言 目前有許多關于機械壓力的混合機制的研究報道，并且已經(jīng)成為一個熱門的研究話題?；旌蟿恿C制是一種有 2 個自由度的機制（也稱為差速機制），當兩個獨立的運動同時輸入時，輸出的運動能夠滿足一些運動要求，這些要求通過機械的運動組成來獲得的?；旌蟿恿C制也可稱為可控機制，或者稱作混合機器。研究機械壓力機的混合機械的目的是使用大功率常規(guī)電機利用飛輪來完成工件的沖壓；并使用低功率的伺服電 機來調整滑塊速度。應用在機械壓力中的混合機制的優(yōu)勢在于它不僅可以比伺服壓力機降低更多的制造成本，而且還有一個靈活的工作速度滑塊。所以混合動力機械壓力機在機制上的工作引起了許多研究者的興趣；并且這些研究主要集中在多桿混合機械中。杜和郭已經(jīng)全面討論了七桿的機械壓力機的混合機制，包括組成連桿機構的可行條件，滑塊機構的動力分析，和兩臺電機之間轉矩和功率的分配以及它們之間的優(yōu)化設計?；诙囗検降能壽E規(guī)劃也需要調查，且計算機模擬表明結果的確吸引人。此外，孟也調查了七桿機構的運動學分析，基于最低功率的伺服電機的優(yōu)化設計已 經(jīng)完成，然后孟建議混合機制是機械壓力機的研究方向。 次提出了混合機構并且使用差動齒輪系分析了合成速度。他的實驗證實了他的理論的可行性。 調速幅度和差速比的概念在他們的作品中沒有提到，并且兩電機的速度變化和功率之間的關系也沒有清楚的給出。但是這些概念對混合動力機械選擇兩個電機的功率、決定傳統(tǒng)電機和伺服電機之間的工作負載分配非常重要而且是絕對必要的。在參考文獻 [1他們使用連桿機構來實施機械壓力機的混合輸入。這種方法相當復雜