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Riverhawk撓性樞軸 Flexural pivots, flexural hinges
又叫扭力彈簧,撓性樞軸,十字軸承,彎曲軸承,有限旋轉(zhuǎn)角度軸承。
其旋轉(zhuǎn)角度有三個(gè)系列:
400系列,如5004-400:+/-3.75度;
600系列,如5004-600:+/-7.5度;
800系列,如5006-800:+/-15度。
1,Riverhawk Free Flex
Cantilevered (Single-Ended) Pivot Bearings
Nominal
Outside
Diameter
(Inch)
D
+0.0000
-0.0005Torsional
Spring
Rate
(in-lb)
(Degree)
See Note 2Radial Load
Capacity
(Pounds)
Load at Center
of "A"
See Note 1Axial
Load
Capacity
(Pounds)
Catalog
NumberVc Vt Pa L
±0.003A
±0.005Series 5000
Cantilevered0.1250 0.0140 25.5 25.5 24.5 0.200 0.095 5004-400 0.0017 8.9 13.0 12.3 5004-600 0.0002 1.0 3.7 5.9 5004-800 0.1562 0.0279 39.5 39.5 38.7 0.250 0.120 5005-400 0.0035 13.8 20.0 19.4 5005-600 0.0004 1.5 6.0 9.7 5005-800 0.1875 0.0473 56.0 56.0 56.4 0.300 0.142 5006-400 0.0057 19.8 28.0 27.9 5006-600 0.0037 12.2 20.2 24.4 5006-660 0.0007 2.1 8.0 13.9 5006-800 0.2500 0.1141 101.0 101.0 99.0 0.400 0.190 5008-400 0.0143 35.5 51.0 49.4 5008-600 0.0018 3.7 14.5 24.7 5008-800 0.3125 0.2234 158.0 158.0 154.0 0.500 0.238 5010-400 0.0286 55.0 79.0 77.5 5010-600 0.0036 5.8 23.0 38.8 5010-800 0.3750 0.3840 228.0 228.0 223.0 0.600 0.285 5012-400 0.0480 80.0 114.0 112.0 5012-600 0.0058 8.4 32.8 55.4 5012-800 0.5000 0.9080 403.0 403.0 392.0 0.800 0.380 5016-400 0.1134 141.0 202.0 196.0 5016-600 0.0142 14.6 58.0 98.0 5016-800 0.6250 1.8500 634.0 634.0 615.0 1.000 0.475 5020-400 0.2321 222.0 317.0 308.0 5020-600 0.0295 23.0 93.0 155.0 5020-800 0.7500 3.1800 910.0 910.0 884.0 1.200 0.570 5024-400 0.3980 318.0 455.0 442.0 5024-600 0.0500 33.0 130.0 221.0 5024-800 1.0000 7.5200 1620.0 1620.0 1570.0 1.600 0.770 5032-400 0.9390 567.0 815.0 785.0 5032-600 0.1175 60.0 236.0 392.0 5032-800 Notes: 1. Pounds at zero deflection based on pure radial load. Performance of pivot is a function of number of cycles, angular travel, and loading. Must use life cycle curves for selection of proper pivot. When the load is applied directly through a single spring, multiply capacity by 0.707.
2. At zero load, Torsional Spring Rate may change with radial load.
2. Riverhawk Free Flex
Double End Pivot Bearings
Nominal
Outside
Diameter
(Inch)
D
+0.0000
-0.0005Torsional
Spring
Rate
(in-lb)
(Degree)
See Note 2Radial Load
Capacity
(Pounds)
Load at Center
of "C"
See Note 1Axial
Load
Capacity
(Pounds)
Catalog
NumberL
±0.003E
±0.005C
+0.005
-0.015Series 6000
Double-Ended0.1250 0.0140 28.0 28.0 24.5 0.200 0.045 0.085 6004-400 0.0017 17.7 25.0 12.3 6004-600 0.0002 2.2 4.7 5.9 6004-800 0.1562 0.0279 44.0 44.0 38.7 0.250 0.057 0.110 6005-400 0.0035 27.6 39.0 19.4 6005-600 0.0004 3.5 7.4 9.7 6005-800 0.1875 0.0473 63.0 63.0 56.4 0.300 0.067 0.130 6006-400 0.0057 39.6 56.0 27.9 6006-600 0.0007 4.9 9.0 13.9 6006-800 0.2500 0.1141 113.0 113.0 99.0 0.400 0.090 0.175 6008-400 0.0143 70.7 100.0 49.4 6008-600 0.0018 8.5 19.0 24.7 6008-800 0.3125 0.2234 176.0 176.0 154.0 0.500 0.112 0.220 6010-400 0.0286 110.0 156.0 77.5 6010-600 0.0036 14.0 29.0 38.8 6010-800 0.3750 0.3840 253.0 253.0 223.0 0.600 0.135 0.265 6012-400 0.0480 159.0 225.0 112.0 6012-600 0.0058 19.8 42.0 55.4 6012-800 0.5000 0.9080 450.0 450.0 392.0 0.800 0.180 0.355 6016-400 0.1134 283.0 400.0 196.0 6016-600 0.0142 35.4 75.0 98.0 6016-800 0.6250 1.8500 703.0 703.0 615.0 1.000 0.225 0.445 6020-400 0.2321 442.0 625.0 308.0 6020-600 0.0295 55.0 117.0 155.0 6020-800 0.7500 3.1800 1013.0 1013.0 884.0 1.200 0.270 0.535 6024-400 0.3980 363.0 900.0 442.0 6024-600 0.0500 78.0 169.0 221.0 6024-800 1.0000 7.5200 1800.0 1800.0 1570.0 1.600 0.370 0.735 6032-400 0.9390 1131.0 1600.0 785.0 6032-600 0.1175 141.0 300.0 392.0 6032-800 Notes: 1. Pounds at zero deflection based on pure radial load. Performance of pivot is a function of number of cycles, angular travel, and loading. Must use life cycle curves for selection of the proper pivot. When the load is applied directly through a single spring, multiply capacity by 0.707.
2. At zero load, Torsional Spring Rate may change with radial load.
外形尺寸單位為:英寸inch
載荷Load(Lc)和Capacity(Lt)單位為:磅pounds
TSR=Torsional Spring Rate=扭轉(zhuǎn)剛度 單位=磅*英寸/度=lb*in/deg=6.474Nm/rad=0.113Nm/°
1,扭矩,旋轉(zhuǎn)角度,扭矩剛度之間的關(guān)系
例如:
需要多大扭矩來(lái)使5016-600軸承旋轉(zhuǎn)5度?
查上表得:5016-600 TSR=0.1134 pounds*inch/degree
TSR=TORQUE/ANGLE
TORQUE=TSR * ANGLE=0.1134*5=0.567 pounds*inch=0.064Nm.
2,關(guān)于樞軸中心軸漂移
由于樞軸的由內(nèi)部?jī)上嗷ゴ怪钡膹椈善瑯?gòu)成,相當(dāng)于兩懸臂梁交叉垂直,當(dāng)樞軸旋轉(zhuǎn)時(shí),中心軸會(huì)發(fā)生改變,如下圖,當(dāng)樞軸處于自由狀態(tài)時(shí)即0度時(shí),中心軸位于A,當(dāng)樞軸旋轉(zhuǎn)一定角度時(shí),中心軸變成A'。
例如:5020-800軸承(外徑為0.625英寸)旋轉(zhuǎn)4度,它的中心軸漂移為:
查表(如需要此表請(qǐng)聯(lián)系我們)得旋轉(zhuǎn)4度時(shí)的因子為0.001,所以
0.6250x0.001=0.000625英寸=0.016mm
即軸承旋轉(zhuǎn)4度,中心軸漂移了0.016mm
測(cè)量圖
如有需要計(jì)算軸承在帶載荷下的軸向剛度,壽命計(jì)算,請(qǐng)聯(lián)系我們,我們的技術(shù)工程師會(huì)很耐心的協(xié)作你~
另外,我們也接受軸承特殊材料定制,如非磁性材料,耐超高溫低溫材料,歡迎隨時(shí)聯(lián)系我們~
電話0755-23346336 手機(jī):13686891921黃新銀
Cantilevered (Single-Ended) Pivot Bearings
Nominal
Outside
Diameter
(Inch)
D
+0.0000
-0.0005Torsional
Spring
Rate
(in-lb)
(Degree)
See Note 2Radial Load
Capacity
(Pounds)
Load at Center
of "A"
See Note 1Axial
Load
Capacity
(Pounds)
Catalog
NumberVc Vt Pa L
±0.003A
±0.005Series 5000
Cantilevered0.1250 0.0140 25.5 25.5 24.5 0.200 0.095 5004-400 0.0017 8.9 13.0 12.3 5004-600 0.0002 1.0 3.7 5.9 5004-800 0.1562 0.0279 39.5 39.5 38.7 0.250 0.120 5005-400 0.0035 13.8 20.0 19.4 5005-600 0.0004 1.5 6.0 9.7 5005-800 0.1875 0.0473 56.0 56.0 56.4 0.300 0.142 5006-400 0.0057 19.8 28.0 27.9 5006-600 0.0037 12.2 20.2 24.4 5006-660 0.0007 2.1 8.0 13.9 5006-800 0.2500 0.1141 101.0 101.0 99.0 0.400 0.190 5008-400 0.0143 35.5 51.0 49.4 5008-600 0.0018 3.7 14.5 24.7 5008-800 0.3125 0.2234 158.0 158.0 154.0 0.500 0.238 5010-400 0.0286 55.0 79.0 77.5 5010-600 0.0036 5.8 23.0 38.8 5010-800 0.3750 0.3840 228.0 228.0 223.0 0.600 0.285 5012-400 0.0480 80.0 114.0 112.0 5012-600 0.0058 8.4 32.8 55.4 5012-800 0.5000 0.9080 403.0 403.0 392.0 0.800 0.380 5016-400 0.1134 141.0 202.0 196.0 5016-600 0.0142 14.6 58.0 98.0 5016-800 0.6250 1.8500 634.0 634.0 615.0 1.000 0.475 5020-400 0.2321 222.0 317.0 308.0 5020-600 0.0295 23.0 93.0 155.0 5020-800 0.7500 3.1800 910.0 910.0 884.0 1.200 0.570 5024-400 0.3980 318.0 455.0 442.0 5024-600 0.0500 33.0 130.0 221.0 5024-800 1.0000 7.5200 1620.0 1620.0 1570.0 1.600 0.770 5032-400 0.9390 567.0 815.0 785.0 5032-600 0.1175 60.0 236.0 392.0 5032-800 Notes: 1. Pounds at zero deflection based on pure radial load. Performance of pivot is a function of number of cycles, angular travel, and loading. Must use life cycle curves for selection of proper pivot. When the load is applied directly through a single spring, multiply capacity by 0.707.
2. At zero load, Torsional Spring Rate may change with radial load.
2. Riverhawk Free Flex
Double End Pivot Bearings
Nominal
Outside
Diameter
(Inch)
D
+0.0000
-0.0005Torsional
Spring
Rate
(in-lb)
(Degree)
See Note 2Radial Load
Capacity
(Pounds)
Load at Center
of "C"
See Note 1Axial
Load
Capacity
(Pounds)
Catalog
NumberL
±0.003E
±0.005C
+0.005
-0.015Series 6000
Double-Ended0.1250 0.0140 28.0 28.0 24.5 0.200 0.045 0.085 6004-400 0.0017 17.7 25.0 12.3 6004-600 0.0002 2.2 4.7 5.9 6004-800 0.1562 0.0279 44.0 44.0 38.7 0.250 0.057 0.110 6005-400 0.0035 27.6 39.0 19.4 6005-600 0.0004 3.5 7.4 9.7 6005-800 0.1875 0.0473 63.0 63.0 56.4 0.300 0.067 0.130 6006-400 0.0057 39.6 56.0 27.9 6006-600 0.0007 4.9 9.0 13.9 6006-800 0.2500 0.1141 113.0 113.0 99.0 0.400 0.090 0.175 6008-400 0.0143 70.7 100.0 49.4 6008-600 0.0018 8.5 19.0 24.7 6008-800 0.3125 0.2234 176.0 176.0 154.0 0.500 0.112 0.220 6010-400 0.0286 110.0 156.0 77.5 6010-600 0.0036 14.0 29.0 38.8 6010-800 0.3750 0.3840 253.0 253.0 223.0 0.600 0.135 0.265 6012-400 0.0480 159.0 225.0 112.0 6012-600 0.0058 19.8 42.0 55.4 6012-800 0.5000 0.9080 450.0 450.0 392.0 0.800 0.180 0.355 6016-400 0.1134 283.0 400.0 196.0 6016-600 0.0142 35.4 75.0 98.0 6016-800 0.6250 1.8500 703.0 703.0 615.0 1.000 0.225 0.445 6020-400 0.2321 442.0 625.0 308.0 6020-600 0.0295 55.0 117.0 155.0 6020-800 0.7500 3.1800 1013.0 1013.0 884.0 1.200 0.270 0.535 6024-400 0.3980 363.0 900.0 442.0 6024-600 0.0500 78.0 169.0 221.0 6024-800 1.0000 7.5200 1800.0 1800.0 1570.0 1.600 0.370 0.735 6032-400 0.9390 1131.0 1600.0 785.0 6032-600 0.1175 141.0 300.0 392.0 6032-800 Notes: 1. Pounds at zero deflection based on pure radial load. Performance of pivot is a function of number of cycles, angular travel, and loading. Must use life cycle curves for selection of the proper pivot. When the load is applied directly through a single spring, multiply capacity by 0.707.
2. At zero load, Torsional Spring Rate may change with radial load.