新聞:魏都區(qū)42步進(jìn)電機(jī)1703HS17D5銷售中心
減速器-型號(hào)選擇
盡量選用接近理想減速比:
減速比=伺服馬達(dá)轉(zhuǎn)速/減速機(jī)出力軸轉(zhuǎn)速
扭力計(jì)算:
對(duì)減速機(jī)的壽命而言,扭力計(jì)算非常重要,并且要注意加速度的轉(zhuǎn)矩值(TP),是否超過(guò)減速機(jī)之負(fù)載扭力.
適用功率通常為市面上的伺服機(jī)種的適用功率,減速機(jī)的適用性很高,工作系數(shù)都能維持在1.2以上,但在選用上也可以以自己的需要來(lái)決定:
要點(diǎn)有二:
A.選用伺服電機(jī)的出力軸徑不能大于表格上使用軸徑.
B.若經(jīng)扭力計(jì)算工作,轉(zhuǎn)速可以滿足平常運(yùn)轉(zhuǎn),但在伺服全額輸出時(shí),有不足現(xiàn)象時(shí),我們可以在電機(jī)側(cè)之驅(qū)動(dòng)器,做限流控制,或在機(jī)械軸上做扭力保護(hù),這是很必要的.

乳膠涂料是目前受歡迎、為流行的一種建筑涂料,是建筑涂料的發(fā)展方向之一。由于它具有高雅、清新的裝飾效果,無(wú)毒、無(wú)味的環(huán)保特點(diǎn),在建筑涂料中的比重日益增加,逐漸與接軌。我國(guó)建筑涂料正在從以低檔產(chǎn)品為主向以中產(chǎn)品為主過(guò)渡,其中乳膠涂料的興起與發(fā)展功不可沒(méi)。{我國(guó)乳膠涂料的研制與開發(fā)始于6年代,真正得到發(fā)展是在7年代后期,在建筑的內(nèi)墻、外墻、頂棚等部位開始大面積推廣應(yīng)用。十幾年來(lái)無(wú)論從產(chǎn)品品種、產(chǎn)品水平、生產(chǎn)能力、施工機(jī)具還是推廣應(yīng)用等方面來(lái)看,乳膠涂料都取得了長(zhǎng)足的進(jìn)步。
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CV400-5-S-G2-RT-V0
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CV2200-40-S-G2-RT-V0
CV2200-45-S-G2-RT-V0
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CV2200-100-S-G2-RT-V0
CV2200-120-S-G2-RT-V0
CV2200-140-S-G2-RT-V0
CV2200-160-S-G2-RT-V0
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CV2200-200-S-G2-RT-V0
減速機(jī)斷軸原因排查
皮帶輸送機(jī)減速機(jī)斷軸發(fā)生在減速機(jī)高速軸上。常見的是采用的減速機(jī)級(jí)為垂直傘齒輪軸的高速軸。發(fā)生斷軸主要有:
1.減速機(jī)高速軸設(shè)計(jì)上強(qiáng)度不夠
這種情況一般發(fā)生在軸肩處,由于此處有過(guò)渡圓角,極易發(fā)生疲勞損壞,如圓角過(guò)小會(huì)使減速機(jī)在較短的時(shí)間內(nèi)斷軸。斷軸后的斷口通常比較平齊。發(fā)生這種情況應(yīng)當(dāng)更換減速機(jī)或修改減速機(jī)的設(shè)計(jì)。
2.高速軸不同心
新聞:魏都區(qū)42步進(jìn)電機(jī)1703HS17D5銷售中心

不銹鋼制品以其精外表、優(yōu)良的抗腐蝕性、抗高溫氧化性及高低溫強(qiáng)度,而愈來(lái)愈廣泛地用于很多行業(yè)。由于這類產(chǎn)品外觀質(zhì)量要求較高,在產(chǎn)品的整個(gè)加工過(guò)程中,要保證高光亮度的產(chǎn)品表面不劃傷和擦傷難度確實(shí)很大,特別是由于不銹鋼薄板拉深特性所帶來(lái)的模具選材、熱處理、加工及工藝潤(rùn)滑等問(wèn)題直接影響到產(chǎn)品質(zhì)量、產(chǎn)量、成本及模具壽命。模具工作部分材料選擇,針對(duì)皺紋問(wèn)題,經(jīng)過(guò)實(shí)踐證明:選用鑄鋁青銅、硬鋁青銅防粘效果較好;采用碳化鎢鋼結(jié)硬質(zhì)合金制造凹模比用Cr12Mov軟氮化制造凹模壽命提高數(shù)倍,且不粘模;如果采用代號(hào)354合金鑄鐵,只需在模具表面進(jìn)行火焰淬火,模具表面不會(huì)出現(xiàn)皺紋。新聞:魏都區(qū)42步進(jìn)電機(jī)1703HS17D5銷售中心
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新聞:魏都區(qū)42步進(jìn)電機(jī)1703HS17D5銷售中心
有刷電機(jī)優(yōu)缺點(diǎn)
優(yōu)點(diǎn):
a) 變速平穩(wěn),幾乎感覺(jué)不到振動(dòng);
b) 溫升低,可靠性好;
c) 價(jià)格低,所以被較多廠家選用。
缺點(diǎn):
a) 碳刷易磨損,更換較為麻煩,壽命短;
b) 運(yùn)行電流大,電機(jī)磁鋼易退磁,降低了電機(jī)與電池的作用壽命。
無(wú)刷電機(jī)的優(yōu)缺點(diǎn)
優(yōu)點(diǎn):
a) 電子換向來(lái)代替?zhèn)鹘y(tǒng)的機(jī)械換向,性能可靠、永無(wú)磨損、故障率低,壽命比有刷電機(jī)提高了約6倍,代表了電動(dòng)車的發(fā)展方向;
b) 屬靜態(tài)電機(jī),空載電流小;
c) 效率高;
d) 體積小。