產(chǎn)品詳情
永磁直流無(wú)刷電機(jī)永磁直流無(wú)刷電動(dòng)機(jī)的學(xué)名叫“無(wú)換向器電機(jī)”或“無(wú)整流子電機(jī)”,是一種的無(wú)級(jí)變速電機(jī),它由一臺(tái)同步電機(jī)和一組逆變橋所組成,具有直流電機(jī)那樣良好的調(diào)速特性,但是由於沒(méi)有換向器,因而可做成無(wú)接觸式,具有結(jié)構(gòu)簡(jiǎn)單,制造方便,不需要經(jīng)常性維護(hù)等優(yōu)點(diǎn),是一種理想的變速電機(jī)。
直流電機(jī)具有響應(yīng)快速、起動(dòng)轉(zhuǎn)矩較大、從零轉(zhuǎn)速至額定轉(zhuǎn)速可提供額定轉(zhuǎn)矩的性能。但直流電機(jī)的優(yōu)點(diǎn)也正是它的缺點(diǎn),因?yàn)橹绷麟姍C(jī)要產(chǎn)生額定負(fù)載下恒定轉(zhuǎn)矩,則電樞磁場(chǎng)與轉(zhuǎn)子磁場(chǎng)須恒維持90°,這就要藉由碳刷及整流子。碳刷及整流子在電機(jī)轉(zhuǎn)動(dòng)時(shí)會(huì)產(chǎn)生火花、碳粉,除了會(huì)造成組件損壞之外,使用場(chǎng)合也受到限制。交流電機(jī)沒(méi)有碳刷及整流子,免維護(hù)、堅(jiān)固、應(yīng)用廣,但特性上若要達(dá)到相當(dāng)于直流電機(jī)的性能須用復(fù)雜控制技術(shù)才能達(dá)到?,F(xiàn)今半導(dǎo)體發(fā)展迅速功率組件切換頻率加快許多,提升了驅(qū)動(dòng)電機(jī)的性能。
新聞:平谷泰映伺服控制器TR514-2K1尺寸圖
無(wú)刷電機(jī)體積小,重量輕,出力大,響應(yīng)快,速度高,慣量小,轉(zhuǎn)動(dòng)平滑,力矩穩(wěn)定??刂茝?fù)雜,容易實(shí)現(xiàn)智能化,其電子換相方式靈活,可以方波換相或正弦波換相。電機(jī)免維護(hù),效率很高,運(yùn)行溫度低,電磁輻射很小,長(zhǎng)壽命,可用于各種環(huán)境。
2、交流伺服電機(jī)也是無(wú)刷電機(jī),分為同步和異步電機(jī),目前運(yùn)動(dòng)控制中一般都用同步電機(jī),它的功率范圍大,可以做到很大的功率。大慣量,轉(zhuǎn)動(dòng)速度低,且隨著功率增大而快速降低。因而適合做低速平穩(wěn)運(yùn)行的應(yīng)用。
3、伺服電機(jī)內(nèi)部的轉(zhuǎn)子是永磁鐵,驅(qū)動(dòng)器控制的U/V/W三相電形成電磁場(chǎng),轉(zhuǎn)子在此磁場(chǎng)的作用下轉(zhuǎn)動(dòng),同時(shí)電機(jī)自帶的編碼器反饋信號(hào)給驅(qū)動(dòng)器,驅(qū)動(dòng)器根據(jù)反饋值與目標(biāo)值進(jìn)行比較,調(diào)整轉(zhuǎn)子轉(zhuǎn)動(dòng)的角度。伺服電機(jī)的精度決定于編碼器的精度(線數(shù))。
交流伺服電機(jī)和無(wú)刷直流伺服電機(jī)在功能上的區(qū)別:交流伺服要好一些,因?yàn)槭钦也刂?,轉(zhuǎn)矩脈動(dòng)小。直流伺服是梯形波。但直流伺服比較簡(jiǎn)單,便宜。
新聞:平谷泰映伺服控制器TR514-2K1尺寸圖
一般在電瓶側(cè)邊會(huì)有上、下限的標(biāo)線來(lái)供你參考。如發(fā)現(xiàn)水位低于下標(biāo)線,就必須添加蒸餾水,如果一下拿不到蒸餾水,則可用過(guò)濾自來(lái)水來(lái)應(yīng)急。水不可加太多,標(biāo)準(zhǔn)是加到上下標(biāo)線中間。檢查一下電池是否充電正常。如果你有三用電表,在起動(dòng)發(fā)動(dòng)機(jī)后,量一下電瓶?jī)蓸O的電壓,必須超過(guò)13V以上才算正常。發(fā)現(xiàn)充電電壓過(guò)低,就需要請(qǐng)人員檢修一下充電系統(tǒng)了。如果沒(méi)有三用電表,可用目測(cè)法:發(fā)動(dòng)機(jī)起動(dòng)后,打開電瓶加水蓋,看看每一小格里面有沒(méi)有冒氣泡。
新聞:平谷泰映伺服控制器TR514-2K1尺寸圖
CH400-3-S-B-G2-RT-H6 CH400-5-S-B-G2-RT-H6 CH400-10-S-B-G2-RT-H6 CH400-15-S-B-G2-RT-H6 CH400-20-S-B-G2-RT-H6 CH400-25-S-B-G2-RT-H6 CH400-30-S-B-G2-RT-H6 CH400-40-S-B-G2-RT-H6 CH400-45-S-B-G2-RT-H6 CH400-50-S-B-G2-RT-H6 CH400-60-S-B-G2-RT-H6 CH400-70-S-B-G2-RT-H6 CH400-80-S-B-G2-RT-H6 CH400-90-S-B-G2-RT-H6 CH400-100-S-B-G2-RT-H6 CH400-120-S-B-G2-RT-H6 CH400-140-S-B-G2-RT-H6 CH400-160-S-B-G2-RT-H6 CH400-180-S-B-G2-RT-H6 CH400-200-S-B-G2-RT-H6 CH750-3-S-B-G2-RT-H6 CH750-5-S-B-G2-RT-H6 CH750-10-S-B-G2-RT-H6 CH750-15-S-B-G2-RT-H6 CH750-20-S-B-G2-RT-H6 CH750-25-S-B-G2-RT-H6 CH750-30-S-B-G2-RT-H6 CH750-40-S-B-G2-RT-H6 CH750-45-S-B-G2-RT-H6 CH750-50-S-B-G2-RT-H6 CH750-60-S-B-G2-RT-H6 CH750-70-S-B-G2-RT-H6 CH750-80-S-B-G2-RT-H6 CH750-90-S-B-G2-RT-H6 CH750-100-S-B-G2-RT-H6 CH750-120-S-B-G2-RT-H6 CH750-140-S-B-G2-RT-H6 CH750-160-S-B-G2-RT-H6 CH750-180-S-B-G2-RT-H6 CH750-200-S-B-G2-RT-H6 CH1500-3-S-B-G2-RT-H6 CH1500-5-S-B-G2-RT-H6 CH1500-10-S-B-G2-RT-H6 CH1500-15-S-B-G2-RT-H6 CH1500-20-S-B-G2-RT-H6 CH1500-25-S-B-G2-RT-H6 CH1500-30-S-B-G2-RT-H6 CH1500-40-S-B-G2-RT-H6 CH1500-45-S-B-G2-RT-H6 CH1500-50-S-B-G2-RT-H6 CH1500-60-S-B-G2-RT-H6 CH1500-70-S-B-G2-RT-H6 CH1500-80-S-B-G2-RT-H6 CH1500-90-S-B-G2-RT-H6 CH1500-100-S-B-G2-RT-H6 CH1500-120-S-B-G2-RT-H6 CH1500-140-S-B-G2-RT-H6 CH1500-160-S-B-G2-RT-H6 CH1500-180-S-B-G2-RT-H6 CH1500-200-S-B-G2-RT-H6 CH2200-3-S-B-G2-RT-H6 CH2200-5-S-B-G2-RT-H6 CH2200-10-S-B-G2-RT-H6 CH2200-15-S-B-G2-RT-H6 CH2200-20-S-B-G2-RT-H6 CH2200-25-S-B-G2-RT-H6 CH2200-30-S-B-G2-RT-H6 CH2200-40-S-B-G2-RT-H6 CH2200-45-S-B-G2-RT-H6 CH2200-50-S-B-G2-RT-H6 CH2200-60-S-B-G2-RT-H6 CH2200-70-S-B-G2-RT-H6 CH2200-80-S-B-G2-RT-H6 CH2200-90-S-B-G2-RT-H6 CH2200-100-S-B-G2-RT-H6 CH2200-120-S-B-G2-RT-H6 CH2200-140-S-B-G2-RT-H6 CH2200-160-S-B-G2-RT-H6 CH2200-180-S-B-G2-RT-H6 CH2200-200-S-B-G2-RT-H6
與傳統(tǒng)濕切方式相比,干切方式不需要冷卻液,既環(huán)保又降低了滾齒加工成本,干切方式還可以采用更高的切削速度,提高加工效率。按照干切機(jī)床的加工要求,各主要工具廠家均研發(fā)了環(huán)保干切滾刀,格里森(Gleason)公司、不二越(NACHI)公司、SU公司、漢江工具等,環(huán)保干切滾刀按材料分有整體硬質(zhì)合金滾刀、硬質(zhì)合金可轉(zhuǎn)位滾刀、粉末冶金高速鋼滾刀。整體硬質(zhì)合金滾刀一般用于模數(shù)小于2mm的齒輪,精度可達(dá)AAA級(jí),切削速度可達(dá)25m/min以上;硬質(zhì)合金可轉(zhuǎn)位滾刀一般用于模數(shù)大于6~45mm的齒輪,主要用于磨前粗切,切削速度可達(dá)12~15m/min;粉末冶金高速鋼滾刀一般模數(shù)范圍更寬,可涵蓋所有模數(shù)范圍,這類刀具均采用高性能粉末冶金高速鋼制造,刀具韌性好,加工難度小,其結(jié)構(gòu)特點(diǎn)是小徑加長(zhǎng)結(jié)構(gòu),減少進(jìn)刀出刀時(shí)間,并進(jìn)行串刀,提高了刀具耐用度和加工效率,采用粉末冶金材料和高性能涂層,切削速度可達(dá)15~2m/min,精度DINAA級(jí)或GBAA級(jí)。
新聞:平谷泰映伺服控制器TR514-2K1尺寸圖 CV2200-3-S-B-G1-LD-V0 CV2200-5-S-B-G1-LD-V0 CV2200-10-S-B-G1-LD-V0 CV2200-15-S-B-G1-LD-V0 CV2200-20-S-B-G1-LD-V0 CV2200-25-S-B-G1-LD-V0 CV2200-30-S-B-G1-LD-V0 CV2200-40-S-B-G1-LD-V0 CV2200-45-S-B-G1-LD-V0 CV2200-50-S-B-G1-LD-V0 CV2200-60-S-B-G1-LD-V0 CV2200-70-S-B-G1-LD-V0 CV2200-80-S-B-G1-LD-V0 CV2200-90-S-B-G1-LD-V0 CV2200-100-S-B-G1-LD-V0 CV2200-120-S-B-G1-LD-V0 CV2200-140-S-B-G1-LD-V0 CV2200-160-S-B-G1-LD-V0 CV2200-180-S-B-G1-LD-V0 CV2200-200-S-B-G1-LD-V0 CV3700-3-S-B-G1-LD-V0 CV3700-5-S-B-G1-LD-V0 CV3700-10-S-B-G1-LD-V0 CV3700-15-S-B-G1-LD-V0 CV3700-20-S-B-G1-LD-V0 CV3700-25-S-B-G1-LD-V0 CV3700-30-S-B-G1-LD-V0 CV3700-40-S-B-G1-LD-V0 CV3700-45-S-B-G1-LD-V0 CV3700-50-S-B-G1-LD-V0 CV3700-60-S-B-G1-LD-V0 CV3700-70-S-B-G1-LD-V0 CV3700-80-S-B-G1-LD-V0 CV3700-90-S-B-G1-LD-V0 CV3700-100-S-B-G1-LD-V0 CV3700-120-S-B-G1-LD-V0 CV3700-140-S-B-G1-LD-V0 CV3700-160-S-B-G1-LD-V0 CV3700-180-S-B-G1-LD-V0 CV3700-200-S-B-G1-LD-V0 CV100-3-S-G1-LT-V6 CV100-5-S-G1-LT-V6 CV100-10-S-G1-LT-V6 CV100-15-S-G1-LT-V6 CV100-20-S-G1-LT-V6 CV100-25-S-G1-LT-V6 CV100-30-S-G1-LT-V6 CV100-40-S-G1-LT-V6 CV100-45-S-G1-LT-V6 CV100-50-S-G1-LT-V6 CV100-60-S-G1-LT-V6 CV100-70-S-G1-LT-V6 CV100-80-S-G1-LT-V6 CV100-90-S-G1-LT-V6 CV100-100-S-G1-LT-V6 CV100-120-S-G1-LT-V6 CV100-140-S-G1-LT-V6 CV100-160-S-G1-LT-V6 CV100-180-S-G1-LT-V6 CV100-200-S-G1-LT-V6 CV200-3-S-G1-LT-V6 CV200-5-S-G1-LT-V6 CV200-10-S-G1-LT-V6 CV200-15-S-G1-LT-V6 CV200-20-S-G1-LT-V6 CV200-25-S-G1-LT-V6 CV200-30-S-G1-LT-V6 CV200-40-S-G1-LT-V6 CV200-45-S-G1-LT-V6 CV200-50-S-G1-LT-V6 CV200-60-S-G1-LT-V6 CV200-70-S-G1-LT-V6 CV200-80-S-G1-LT-V6 CV200-90-S-G1-LT-V6 CV200-100-S-G1-LT-V6 CV200-120-S-G1-LT-V6 CV200-140-S-G1-LT-V6 CV200-160-S-G1-LT-V6 CV200-180-S-G1-LT-V6 CV200-200-S-G1-LT-V6