F250Y38U50V
F250Y38U50V
F250Y38U50V
在期待别人前,你想要的尽力自己给;世上锦上添花的事偶尔有,雪中送炭的事几乎无。保持好心态,没得到不失落,得到了意外惊喜。“不对任何人有所期待,你会更快乐。”
--每日一句,致我亲爱的客户朋友,共勉!
厦门伊诗图电气有限公司***供应:
JSCC精研电机YS标准电机
JSCC精研电机YR阻尼电机
JSCC精研电机YT调速电机
JSCC精研电机YB电磁制动电机
JSCC精研电机YF调速电磁制动电机
JSCC精研电机TP力矩电机
JSCC精研电机直角中实减速机
JSCC精研电机直角中空减速机
JSCC精研电机250-1500小型多功能减速电机
JSCC精研电机S系列标准减速电机
JSCC精研电机F系列变频减速电机
JSCC精研电机B系列电磁制动减速电机
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++减速机选型步骤
减速机选型过程中需要知道的几个系数:
1、工况系数
2、安全系数
3、环境温度系数
4、负荷率系数
5、公称功率利用系数
用户需提高的参数包含:电机功率、电机转速、所需要的功率、减速机所连接的工作机的转速、每天工作时间、工作环境、温度。
减速机选型步骤如下:
1、确定减速机的传动比,按照公式:电机转速/工作机转速,根据用户要求的传动比选取接近的公称传动比。
2、确定减速机的公称输入功率
减速机的计算功率=减速机所连接的工作机械所需要功率*工作机械工况系数*安全系数
公称输入功率大于等于计算功率。
公式中出现的工作机械工况系数和安全系数是需查询各个系列的减速机的样本。算出计算功率后查询对应的表知道公称输入功率,确定出减速机的名义中心距。
3、验算起转矩
公称输入功率大于等于(电动机的额定转矩*输入转速*峰值转矩系数)/9550
4、校核减速机的热功率能否通过
热功率=负载功率*环境温度系数*负荷功率系数*公称功率利用系数小于等于减速机功率(没有冷却措施的前提下)。对于圆柱齿轮减速机,只有采用盘状管冷却时,计算减速机功率(盘状管冷却或循环油润滑)大于热功率。因此可以选的减速机的型号,采用油池润滑,盘状水管通水冷却润滑油。如果不采用盘状管冷却,则需另选较大规格的减速机。
减速机选型需要注意以下问题:
尽量选用接近理想减速比:
减速比=伺服马达转速/减速机出力轴转速
扭力计算:对减速机的寿命而言,扭力计算非常重要,并且要注意加速度的***大转矩值(TP),是否超过减速机之***大负载扭力。
适用功率通常为市面上的伺服机种的适用功率,减速机的适用性很高,工作系数都能维持在1.2以上,但在选用上也可以以自己的需要来决定:
要点有二:
1、选用伺服电机的出力轴径不能大于表格上***大使用轴径;
2、若经扭力计算工作,转速可以满足平常运转,但在伺服全额输出时,有不足现象时,可以在电机侧之驱动器,做限流控制,或在机械轴上做扭力保护,这是很必要的。
通用减速机的选型包括提出原始条件、选择类型、确定规格等步骤。
相比之下,类型选择比较简单,而准确提供减速器的工况条件,掌握减速器的设计、制造和使用特点是通用减速机正确合理选择规格的关键。
规格选择要满足强度、热平衡、轴伸部位承受径向载荷等条件。
减速机相关术语:
减速比:输入转速与输出转速之比;
级数:行星齿轮的套数。一般***大可以达到三级,效率会有所降低;
满载效率:在***大负载情况下(故障停止输出扭矩),减速机的传递效率;
工作寿命:减速机在额定负载下,额定输入转速时的累计工作时间;
额定扭矩:是额定寿命允许的长时间运转的扭矩。当输出转速为100转/分,减速机的寿命为平均寿命,超过此值时减速机的平均寿命会减少。当输出扭矩超过两倍时减速机故障;
噪音:单位分贝dB(A),此数值实在输入转速3000转/分,不带负载,距离减速机1米距离时测量值;
回差:将输入端固定,是输出端顺时针和逆时针方向旋转,当输出端承受正负2%额定扭矩时,减速机输出端由一个微小的角位移,此角位移即为回程间隙。单位是“分”,即一度的1/60。
NEW BAILEY'S B/A TOW TRUCK OVER THE RAIL SIDE RECOVERY GUIDE 6-SRG2
Champ Bailey Signed Denver Broncos ProLine w/PIC-COA
BAILEY BROWN CHENILLE MICROFIBER GLIDER CHAIR OTTOMAN
HTF FINE SET 10 ANTIQUE JEWELED DINNER PLATES EXCEL! JOHNSON BROS& BAILEY BANKS
BAILEY CONTROLS NA***-02 USPP NA***02
BAILEY CONTROLS IMCIS-22 USPP IMCIS22
BAILEY CONTROLS IMCIS-02 USPP IMCIS02
BAILEY CONTROLS NCIS-02 USPP NCIS02
Bailey Serial Port Module NSPM01
Bailey Serial Port Module NSPM01
BAILEY CONTROLS NASI-02 USPP NASI02
BAILEY CONTROLS NDSO-01 USPP NDSO01
BAILEY CONTROLS 6632945G1 NSFP 6632945G1
ABB BAILEY CONTROLS NIOX01 EXPANDER I/O MODULE NET 90 6634165E1 CARD BOARD 51942
Bailey/Fischer Porter Magnetic Flowmeter Signal Converter 50XM14NXKD10AABC227
Womens UGG Over the Knee Bailey Button Bomber Suede Chestnut Size 11 Tall Boots
4 TIX Ringling Bros. And Barnum & Bailey Circus 10/13 Td Banknorth Garden LOGE
BAILEY CONTROLS 740110AAAA1 USPP 740110AAAA1
BAILEY CONTROLS NTAI-01 USPP NTAI01
UGG AUSTRALIA - 3172 OVER THE KNEE BAILEY BUTTON BLACK WOMENS US SIZE 10
UGG AUSTRALIA - 3172 OVER THE KNEE BAILEY BUTTON BLACK WOMENS US SIZE 6
UGG AUSTRALIA - 3172 OVER THE KNEE BAILEY BUTTON BLACK WOMENS US SIZE 7
UGG AUSTRALIA - 3172 OVER THE KNEE BAILEY BUTTON CHESTNUT WOMENS US SIZE 6
UGG AUSTRALIA - 3172 OVER THE KNEE BAILEY BUTTON CHESTNUT WOMENS US SIZE 9
UGG AUSTRALIA - 3172 OVER THE KNEE BAILEY BUTTON CHESTNUT WOMENS US SIZE 8
NWT BURBERRY BRIT MEN'S $695 BAILEY N***Y BLUE HOODED PULLOVER COAT JACKET~M
BAILEY CONTROLS TB440011126A USPP TB440011126A
BAILEY A8DME121-2-0 PRESSURE TRAN***ITTER 53VDC 4-20MA 2000PSI MAX 300"WCD 49567
BAILEY / FISCHER PORTER PTSDDA1221B2100 DIFFERENTIAL PRESSURE TRAN***ITTER 57234
BAILEY A8DME121-2-0 PRESSURE TRAN***ITTER 53V VDC 4-20MA 2000PSI 300IN WCD 44575
BAILEY BC3821511 PRESSURE DIFFERENTIAL TRAN***ITTER 2000PSI 12-42V DC 43802
Jofran Rectangle Table in Bailey Brown Finish
BAILEY CONTROLS TB46111240002 NSPP TB46111240002
WOMENS ELIE TAHARI BLACK 3 BUTTON STRIPE BAILEY JACKET BLAZER sz 12 MSRP$328.00
BAILEY FISCHER PORTER SIGNAL CONVERTER FOR MAGNETIC FLOWMETER D50XM11XDAB20AAAB2
100% Auth and BNWT Womens Over the Knee Bailey Button Ugg Sparkle Boots, size 8
Bailey Fischer Porter Magnetic Flow Meter Signal Converter, 50XM1 3NXKD10AABC229
Bailey Ejaculator Sheep Goats Semen Test Breeding NWT ON SALE!!
Bailey Temperature tran***itter (**NIB**) M/N EQ10
EARLY AND RARE SELDEN BAILEY TOOL CO DEFIANCE NO 9 CIRCULAR PLANE PATENTED
1612B06G0001 BAILEY CONTROLS
1 BAILEY NTAI-01 PC BOARD TERMINATION NET 90. S1-1.
Bailey 7 Legend 20X Western Cowboy Hat 56cm NWT!
5187-8392 HP Compaq Motherboard Sb Bailey-P Ul8E Entertainment Center Sys Brd Bo
5188-1728 HP Compaq Motherboard Sb Bailey-P Ul8E Z552 System Board
Ugg Australia Womens Over the Knee Bailey Button Sparkles Black 6 7 8 9 3173 NIB
BAILEY 6637830G1 BUS MONITOR MODULE *NEW NO BOX*
BAILEY CONTROLS NTAI-02 NSPP NTAI02
BAILEY CONTROLS 1948118E1 NSFP 1948118E1
BAILEY CONTROLS 6635905A1 USPP 6635905A1
BAILEY CONTROLS 6637830G1 NSPP 6637830G1
BAILEY CONTROLS 6637597A24100 USPP 6637597A24100
BAILEY CONTROLS IMDSO-01 USPP IMDSO01
BAILEY CONTROLS E271-60MKIIA USPP E27160MKIIA
BAILEY BC24215110 DIFFERENTIAL PRESSURE TRAN***ITTER 150IN H2O 3600PSI 56950
NEW WOMEN UGG BOOT OVER THE KNEE BAILEY BUTTON BOMBER CHESTNUT 100% AUTHENTIC WT
NEW WOMEN UGG BOOT OVER THE KNEE BAILEY BUTTON BOMBER BLACK BLACK 100% AUTHENTIC
Jofran 850C Counter Height Rectangle Table Bailey Brown
BAILEY CONTROLS IIVRT01 NSPP IIVRT01
BAILEY CONTROLS RQ10 USPP RQ10
BAILEY HOWELL CELTICS,HOF JSA/COA SIGNED BASKETBALL
1958 Topps PSA DNA Signed Lot of 9 Cincinnati Reds Redlegs Bailey McMIllan
BAILEY ANALOG MASTER MODULE NAMM02 *NICE*
BAILEY I/O CONTROL NC1S02 *NICE*
Bailey 663656A1 Interface Assembly
Bailey PTSPGG110010100 Type GAGE 0-450PSI 12-42VDC New
Champ Bailey Signed Denver Broncos ProLine Helmet
1731 ANTIQUE THE UNIVERSAL ETYMOLOGICAL ENGLISH DICTIONARY BY N. BAILEY LEATHER
1971 Ringling Bros. and Barnum & Bailey poster Giraffe Neck Women
1925 Ringling Bros. and Barnum & Bailey Chariot Races Red Background
Bailey PTSDLD1A1B12102 Level with SST Flange 3'' 150#
PSA 3 1933 HAMILTON GUM HOCKEY CARD #11 ACE BAILEY HOF
BAILEY MILLIVOLT CONVERTER 740110AAAA2 *USED*
ABB BAILEY 660-SLC-3313 CONTROL CARD SLC21
BAILEY CONTROLS NDS002 DIGITAL OUTPUT 6636038A2
Original Vintage Poster Rumpole of the Bailey Mystery PBS Judge Law Comedy TV
TBI BAILEY TB701001 ANALYTICALCONTROLLING TRAN***ITTER
1933-34 V252 Canadian Gum #3 Ace Bailey RC (Good)
BAILEY TBI TRAN***ITTER TB515 *NICE*
Bailey NBTM01 Network 90 Bus Transfer Module
Tuttle & Bailey Single Duct Terminal Unit 400cfm Max
Lydia Bailey by Kenneth Roberts. Signed & Numbered
Bailey Fischer Flow Meter 1.5" 158gpm
Bailey NAMM03 Network 90 Analog Master Module
Boyd's Bears Plush LE~BAILEY FALL 1992~THE FIRST BAILEY PRODUCED~TEIL CORDUROY~
1950's Ringling Bros & Barnum & Bailey 30"x 46" Original NEVER SEEN BEFORE
BAILEY DIFFERENTIAL PRESSURE TRAN***ITTER 12...42 VDC 3625 PSI PTSDDF1NN1301H
BAILEY FISCHER PORTER CONTROLLER 53MC5412A25BAAXDXDXX
BAILEY FISCHER PORTER CONTROLLER 53MC5412A25BACXDXAXX
BAILEY FISCHER PORTER CONTROLLER 53MC5412A24BACXDXFXX
BAILEY FISCHER PORTER CONTROLLER 53MC5412A23BAAXBXDXX
BAILEY infi 90 NAMMO3 NETWORK ANALOG MASTER 6637203D1 #48
BAILEY infi 90 NAMMO3 NETWORK ANALOG MASTER 6637203A1 #49
ABB Bailey DOT-100 PHBDOT10010000 Harmony Digital Output Module Block Infi 90
TBI-Bailey ABB TBN58 pH Tran***itter
BAILEY NLMM02 NETWORK 90 ENHANCED LOGIC MASTER MODULE 5VDC 3VA CARD 52137
1963 Topps #368 Ed Bailey PSA 9 MINT Cert. No. 19455475
Bailey ABB IMAMM03 Infi 90 Analog Master Module Used
Bailey ABB IM***02 Infi 90 Comm Port Module Used
BAILEY TBN580-12/6638567-1 3-TIER TRAN***ITTER MODULE ***NNB***
BAILEY TBN580-12/6636084-1 3-TIER TRAN***ITTER MODULE ***NNB***
BAILEY CONTROLS NTMF-01 NSFP NTMF01
Bailey Control NCIS02 PLC NCIS02
Bailey infi 90 Module AC Transfer Module 663782B1
Bailey Control NA***02 PLC
NEW BAILEY AH234434 RTD I/P CARD PLC BOARD