CN105699078A - Angle-adjustable multifunctional testing stand for universal coupling - Google Patents
Angle-adjustable multifunctional testing stand for universal coupling Download PDFInfo
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- CN105699078A CN105699078A CN201610250735.9A CN201610250735A CN105699078A CN 105699078 A CN105699078 A CN 105699078A CN 201610250735 A CN201610250735 A CN 201610250735A CN 105699078 A CN105699078 A CN 105699078A
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- 230000008878 coupling Effects 0.000 title claims abstract description 126
- 238000010168 coupling process Methods 0.000 title claims abstract description 126
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 126
- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims description 2
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- 238000007906 compression Methods 0.000 claims description 2
- 239000000523 sample Substances 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
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- 230000004044 response Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/022—Power-transmitting couplings or clutches
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
Abstract
The invention discloses an angle-adjustable multifunctional testing stand for universal couplings. The angle-adjustable multifunctional testing stand comprises a testing stand, a power device, a stepless speed changer, a sensing device, a flange coupling I, a flange coupling II, a universal coupling, a loading device and an angle-adjustable mechanism, wherein the power device is fixedly installed on the testing stand and connected with the input shaft of the stepless speed changer through the flange coupling I, the output shaft of the stepless speed changer is connected with the input shaft of the universal coupling through the flange coupling II, the output shaft of the universal coupling is connected with the loading device, and the loading device is fixedly installed on the angle-adjustable mechanism. The angle adjusting scope of the testing stand is within +/-45 degrees, and tests on torque, efficiency and vibration testing of non-centering universal coupling under large deflection angle are realized. The angle-adjustable multifunctional testing stand has the advantages of simple structure, convenient operation and easiness of realizing large torque.
Description
Technical field
The present invention relates to a kind of Non-centering Hooks coupling universal coupling and test the testing stand of its kinesiology and kinetic parameter when large deflection angle, high pulling torque, the multifunctional universal being specifically related to a kind of adjustable angle is coupler test-bed。
Background technology
Hooks coupling universal coupling is as parts indispensable in transmission, and it applies very extensive, and along with the use of the development of science and technology, new equipment, it is more accurate, comprehensive that the performance parameter of shaft coupling is required by people。In addition, the novel angular speed universal coupling of one that Non-centering Hooks coupling universal coupling is newly developed in recent years, both the non-isogonism speed characteristic of cross-axle universal shaft coupling had been overcome, overcome again the shortcoming that manufacturing process is complicated, manufacturing cost is high of existing ball cage type Hooks coupling universal coupling, curved grooved type Hooks coupling universal coupling, there is simple in construction, processing and manufacturing cost is low, the advantage of good manufacturability。It is therefore desirable to study the performances such as the compensation of this three fork arms Non-centering Hooks coupling universal coupling, life-span, efficiency, buffering, damping, heating, energy-conservation, overload performance, maximum offset。The present invention provides that a kind of the reliability design for three fork arm Non-centering Hooks coupling universal couplings provides research technique and data for three fork arm Non-centering Hooks coupling universal coupling testing stands, facilitate engineers and technicians can comprehensively, reasonable design and selection。
Summary of the invention
For solving the problems referred to above, the present invention provides three fork arm Non-centering Hooks coupling universal coupling testing stands of a kind of simple in construction, flexible configuration, tests the monitoring of the three fork arm Non-centering Hooks coupling universal couplings transmission moment of torsion when input and outfan exist large deflection angle, transmission efficiency and vibration characteristics。
For reaching above-mentioned purpose, the technical solution adopted in the present invention is as follows:
The multifunctional universal of a kind of adjustable angle is coupler test-bed, including: testing stand, power set, stepless variator, sensing device, flange-face coupling I, flange-face coupling II, Hooks coupling universal coupling, charger, angle adjustable mechanism；Described power set are fixedly mounted on the stage body of described testing stand；Described power set are connected with the power shaft of described stepless variator by described flange-face coupling I；The output shaft of described stepless variator is connected with the power shaft of described Hooks coupling universal coupling by described flange-face coupling II；The output shaft of described Hooks coupling universal coupling is connected with described charger；Described charger is fixedly mounted on the centrage of the sector index dial of described angle adjustable mechanism；Described angle adjustable mechanism includes sector index dial, gear, limit electric machine and motor cabinet, and the edge of described sector index dial is with the axis of guide, and with two universal rolling wheels on the described axis of guide, described universal rolling wheel rolls in the race of described arcuate groove；The center of rotation of described sector index dial adopts hinge arrangement to be connected with the center of rotation of the arcuate groove of described testing stand II；The hinge arrangement of described sector index dial matches with the axis of guide and realizes the smooth rotation of described sector index dial；The center of rotation of described gear adopts hinge arrangement to be hinged on described testing stand II, the hinge arrangement of described gear matches with the output shaft of described limit electric machine and realizes the smooth rotation of described gear, described limit electric machine is fixedly mounted on described motor cabinet, and described motor cabinet is bolted on described testing stand II；The gear ratio of described sector index dial and described gear is 360, when described gear turns over 1 circle, now sector index dial turns over 1 °, described limit electric machine band limit switches function, it is ensured that after angular adjustment is good, it is achieved the self-locking of described angle adjustable mechanism, by driving the number of turns of the rotating forward of described limit electric machine, reversion, drive the rotating of described gear, realize the positive negative regulator of described sector index dial angle, i.e. the deflection angle of described Hooks coupling universal coupling power shaft and output shaft；Drive described limit electric machine, drive the rotation of described gear, thus driving the rotation of described sector index dial, rotate in the axis of guide of described sector index dial arcuate groove on described testing stand II simultaneously, finally realizing the smooth rotation of described charger, the corner that described angle adjustable mechanism realizes is in the scope of ± 45 °。
Further, described testing stand includes testing stand I and testing stand II, described testing stand I is covered with laterally equidistant and longitudinally equidistant T-slot, described power set and described stepless variator are bolted on described testing stand I, described testing stand II has laterally equidistant T-slot and arcuate groove, the edge of described arcuate groove is carved with angle value with center for zero degree, described arcuate groove has race, it is used for coordinating the motion of the universal rolling wheel on the axis of guide of described angle adjustable mechanism, realize the smooth rotation of described angle adjustable mechanism, described testing stand I and described testing stand II is single-casting。
Further, described power set include motor and pedestal, and described motor is fixed by bolts on described pedestal, and the output shaft of described motor and described flange-face coupling I are connected by flat key and are transferred out by power。
Further, described charger includes base, pedestal I, pedestal II, floor, cylinder, lug, bearing pin and friction clamp holder；Described pedestal I, described pedestal II are fixedly mounted on described base respectively through screw, described floor has two, the two ends of described pedestal I it are hinged on respectively through hinge arrangement, described lug is hinged on the mid portion of two described floor other ends by hinge arrangement, described lug is connected with the projecting shaft of described cylinder, the bottom of described cylinder is fixedly mounted on described pedestal II by screw, and described base, described pedestal I, described floor, described cylinder constitute four-bar mechanism；The centre of described floor is connected with described bearing pin, described bearing pin is connected with described friction clamp holder, by regulating described cylinder projecting shaft, drives described floor to deflect, described floor drives described bearing pin to rotate again, so that described friction clamp holder compresses the outfan of described Hooks coupling universal coupling；Described charger is by regulating the length of the projecting shaft of cylinder described in described four-bar mechanism, thus regulating the compression degree of described friction clamp holder, it is achieved the transmission of high pulling torque；The pressure that the structural design of described charger realizes--the moment of torsion linearity is high, and loading accuracy is high, overcomes the uneven torque ripple problem caused of contact, loads power little, also have overload protection function simultaneously。
Further, described sensing device includes torque speed sensor I, vibrating sensor, sensor base I, torque speed sensor II and sensor base II, described torque speed sensor I is arranged on the power shaft of described Hooks coupling universal coupling, is used for monitoring the size of input torque and rotating speed；Described vibrating sensor is arranged on described sensor base I, and described sensor base I is fixedly mounted on described testing stand I, and the probe of described vibrating sensor is against on the power shaft of described Hooks coupling universal coupling with certain gap；Described sensor base II is fixedly mounted on described sector index dial；Described torque speed sensor II is arranged on the output shaft of described Hooks coupling universal coupling, is used for monitoring the size of output moment of torsion and rotating speed；Under duty, described torque speed sensor I and described torque speed sensor II is used for measuring torque and the rotating speed size of the input of described Hooks coupling universal coupling and output shaft, by the parameter of output with input is compared analysis, draw the transmission efficiency of Hooks coupling universal coupling when there is deflection angle；Described vibrating sensor is used for measuring described Hooks coupling universal coupling vibrational state in operation process。
Further, described Hooks coupling universal coupling adopts three fork arms and is connected dish sliding connection structure, and in motor process, the intersection point of the central axis of three fork arms and the axis being connected dish is divided equally at one etc. and changed on face, forms a kind of Non-centering structure。
Further, also comprising a control system, described control system controls the rapport of all parts on whole testing stand。
The multifunctional universal of a kind of adjustable angle implementing the present invention is coupler test-bed, and it has the beneficial effects that:
(1) the multifunctional universal using a kind of adjustable angle of the present invention is coupler test-bed, simple in construction, flexible to operation, and is prone in operation process change load；
(2) for monitoring the moment of torsion of shaft coupling, transmission efficiency, vibration, it is swift in response, possesses dynamic display of functional, show test result in real time, it is ensured that the reliability of test data, improve testing efficiency。
Accompanying drawing explanation
Fig. 1: the coupler test-bed axonometric chart of multifunctional universal of a kind of adjustable angle of the present invention；
Fig. 2: the coupler test-bed top view of multifunctional universal of a kind of adjustable angle；
Fig. 3: the coupler test-bed charger 3 dimensional drawing of multifunctional universal of a kind of adjustable angle。
In figure: 1 testing stand, 11 testing stand I, 12 testing stand II, 2 power set, 21 motor, 22 pedestals, 31 flange-face coupling I, 32 flange-face coupling II, 4 stepless variators, 5 chargers, 51 bases, 52 pedestal I, 53 pedestal II, 54 floor I, 55 floor II, 56 cylinders, 57 lugs, 58 bearing pins, 59 friction clamp holder, 6 sensing devices, 61 torque sensor I, 62 vibrating sensors, 63 sensor base I, 64 torque sensor II, 65 sensor base II, 7 Hooks coupling universal couplings, 8 angle adjustable mechanisms, 81 sector index dials, 82 gears, 83 limit electric machines, 84 motor cabinets。
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described through。
As shown in Figure 1 to Figure 3, the multifunctional universal of a kind of adjustable angle is coupler test-bed, including: testing stand 1, power set 2, stepless variator 4, sensing device 6, flange-face coupling I31, flange-face coupling II32, Hooks coupling universal coupling 7, charger 5, angle adjustable mechanism 8；Described power set 2 are fixedly mounted on the stage body of described testing stand 1；Described power set 2 are connected with the power shaft of described stepless variator 4 by described flange-face coupling I31；The output shaft of described stepless variator 4 is connected with the power shaft of described Hooks coupling universal coupling 7 by described flange-face coupling II32；The output shaft of described Hooks coupling universal coupling 7 is connected with described charger 5；Described charger 5 is fixedly mounted on the centrage of the sector index dial 81 of described angle adjustable mechanism 8；Described angle adjustable mechanism 8 includes sector index dial 81, gear 82, limit electric machine 83 and motor cabinet 84, the edge of described sector index dial 81 is with the axis of guide, with two universal rolling wheels on the described axis of guide, described universal rolling wheel rolls in the race of described arcuate groove；The center of rotation of described sector index dial 81 adopts hinge arrangement to be connected with the center of rotation of the arcuate groove of described testing stand II12；The hinge arrangement of described sector index dial 81 matches with the axis of guide and realizes the smooth rotation of described sector index dial 81；The center of rotation of described gear 82 adopts hinge arrangement to be hinged on described testing stand II12, the hinge arrangement of described gear 82 matches with the output shaft of described limit electric machine 83 and realizes the smooth rotation of described gear 82, described limit electric machine 83 is fixedly mounted on described motor cabinet 84, and described motor cabinet 84 is bolted on described testing stand II12；The gear ratio of described sector index dial 81 and described gear 82 is 360, when described gear 82 turns over 1 circle, now sector index dial 81 turns over 1 °, described limit electric machine 83 band limit switches function, after guaranteeing that angular adjustment is good, realize the self-locking of described angle adjustable mechanism 8, by driving the number of turns of the rotating forward of described limit electric machine 83, reversion, drive the rotating of described gear 82, realize the positive negative regulator of described sector index dial 81 angle, i.e. the deflection angle of described Hooks coupling universal coupling 7 power shaft and output shaft；Drive described limit electric machine 83, drive the rotation of described gear 82, thus driving the rotation of described sector index dial 81, rotate in the axis of guide of described sector index dial 81 arcuate groove on described testing stand II12 simultaneously, finally realizing the smooth rotation of described charger 5, the corner that described angle adjustable mechanism 8 realizes is in the scope of ± 45 °。
As shown in Figure 1 to Figure 3, the method of work that the multifunctional universal of a kind of adjustable angle of the present invention is coupler test-bed specifically comprises the following steps that when taking deflection angle and being 25 °, drive limit electric machine 83, driven gear 82 turns over 25 circles, now gear 82 drives sector index dial 81 to turn over 25 °, rotate in the axis of guide of sector index dial 81 arcuate groove on testing stand II12,25 ° of scales on alignment arcuate groove simultaneously, be the input of testing stand and the deflection angle of outfan existence 25 °；Power set 2 provide power, drive Hooks coupling universal coupling 7 to rotate through stepless variator 4, simultaneously the overall load on charger 5 adjustment test bed；In process of the test, the torque speed sensor I61 and torque speed sensor II64 of Hooks coupling universal coupling 7 left and right sides gathers the signal of Hooks coupling universal coupling 7 input and outfan, pass to the computer in control system, complete the detection of Hooks coupling universal coupling 7 moment of torsion, simultaneously by exporting and the parameter comparative analysis of input, draw the transmission efficiency of Hooks coupling universal coupling 7 when there is deflection angle, and the vibrating sensor 62 on the power shaft of Hooks coupling universal coupling 7 gathers vibration signal and passes to the computer in control system, observe the operation conditions of Hooks coupling universal coupling 7, the Vibration Condition of record Hooks coupling universal coupling 7, draw the vibrational state of Hooks coupling universal coupling 7；When taking other deflection angles, step is ibid。
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention。
Claims (7)
1. the multifunctional universal of an adjustable angle is coupler test-bed, it is characterized in that, including: testing stand (1), power set (2), stepless variator (4), sensing device (6), flange-face coupling I (31), flange-face coupling II (32), Hooks coupling universal coupling (7), charger (5), angle adjustable mechanism (8)；Described power set (2) are fixedly mounted on the stage body of described testing stand (1)；Described power set (2) are connected by the power shaft of described flange-face coupling I (31) with described stepless variator (4)；The output shaft of described stepless variator (4) is connected with the power shaft of described Hooks coupling universal coupling (7) by described flange-face coupling II (32)；The output shaft of described Hooks coupling universal coupling (7) is connected with described charger (5)；Described charger (5) is fixedly mounted on the centrage of the sector index dial (81) of described angle adjustable mechanism (8)；Described angle adjustable mechanism (8) includes sector index dial (81), gear (82), limit electric machine (83) and motor cabinet (84), the edge of described sector index dial (81) is with the axis of guide, with two universal rolling wheels on the described axis of guide, described universal rolling wheel rolls in the race of described arcuate groove；The center of rotation of described sector index dial (81) adopts hinge arrangement to be connected with the center of rotation of the arcuate groove of described testing stand II (12)；The hinge arrangement of described sector index dial (81) matches with the axis of guide and realizes the smooth rotation of described sector index dial (81)；The center of rotation of described gear (82) adopts hinge arrangement to be hinged on described testing stand II (12), the hinge arrangement of described gear (82) matches with the output shaft of described limit electric machine (83) and realizes the smooth rotation of described gear (82), described limit electric machine (83) is fixedly mounted on described motor cabinet (84), and described motor cabinet is bolted on described testing stand II (12)；The gear ratio of described sector index dial (81) and described gear (82) is 360, when described gear (82) turns over 1 circle, now sector index dial (81) turns over 1 °, described limit electric machine (83) band limit switches function, after guaranteeing that angular adjustment is good, realize the self-locking of described angle adjustable mechanism (8), by driving the rotating forward of described limit electric machine (83), the number of turns of reversion, drive the rotating of described gear (82), realize the positive negative regulator of described sector index dial (81) angle, the i.e. deflection angle of described Hooks coupling universal coupling (7) power shaft and output shaft；Drive described limit electric machine (83), drive the rotation of described gear (82), thus driving the rotation of described sector index dial (81), rotate in the axis of guide of described sector index dial (81) arcuate groove on described testing stand II (12) simultaneously, finally realizing the smooth rotation of described charger (5), the corner that described angle adjustable mechanism (8) realizes is in the scope of ± 45 °。
2. the multifunctional universal of a kind of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterized in that, described testing stand (1) includes testing stand I (11) and testing stand II (12), described testing stand I (11) is covered with laterally equidistant and longitudinally equidistant T-slot, described power set (2) and described stepless variator (4) are bolted on described testing stand I (11), described testing stand II (12) has laterally equidistant T-slot and arcuate groove, the edge of described arcuate groove is carved with angle value with center for zero degree, described arcuate groove has race, it is used for coordinating the motion of the universal rolling wheel on the axis of guide of described angle adjustable mechanism (8), realize the smooth rotation of described angle adjustable mechanism (8), described testing stand I (11) and described testing stand II (12) are single-casting。
3. the multifunctional universal of a kind of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterized in that, described power set (2) include motor (21) and pedestal (22), described motor (21) is fixed by bolts on described pedestal (22), and the output shaft of described motor (21) and described flange-face coupling I (31) are connected by flat key and are transferred out by power。
4. the multifunctional universal of a kind of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterized in that, described charger (5) includes base (51), pedestal I (52), pedestal II (53), floor (54), cylinder (55), lug (56), bearing pin (57) and friction clamp holder (58)；Described pedestal I (52), described pedestal II (53) is fixedly mounted on described base (51) respectively through screw, described floor (54) has two, the two ends of described pedestal I (52) it are hinged on respectively through hinge arrangement, described lug is hinged on the mid portion of two described floor (54) other ends by hinge arrangement, described lug (56) is connected with the projecting shaft of described cylinder (55), the bottom of described cylinder (55) is fixedly mounted on described pedestal II (53) by screw, described base (51), described pedestal I (52), described floor (54), described cylinder (55) constitutes four-bar mechanism；The centre of described floor (54) is connected with described bearing pin (57), described bearing pin (57) is connected with described friction clamp holder (58), by regulating described cylinder (55) projecting shaft, described floor (54) is driven to deflect, described floor (54) drives described bearing pin (57) to rotate again, so that described friction clamp holder (58) compresses the outfan of described Hooks coupling universal coupling (7)；Described charger (5) is by regulating the length of the projecting shaft of cylinder (55) described in described four-bar mechanism, thus regulating the compression degree of described friction clamp holder (58), it is achieved the transmission of high pulling torque；The pressure that the structural design of described charger (5) realizes--the moment of torsion linearity is high, and loading accuracy is high, overcomes the uneven torque ripple problem caused of contact, loads power little, also have overload protection function simultaneously。
5. the multifunctional universal of a kind of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterized in that, described sensing device (6) includes torque speed sensor I (61), vibrating sensor (62), sensor base I (63), torque speed sensor II (64) and sensor base II (65), described torque speed sensor I (61) is arranged on the power shaft of described Hooks coupling universal coupling (7), is used for monitoring the size of input torque and rotating speed；Described vibrating sensor (62) is arranged on described sensor base I (63), described sensor base I (63) is fixedly mounted on described testing stand I (11), and the probe of described vibrating sensor (62) is against on the power shaft of described Hooks coupling universal coupling (7) with certain gap；Described sensor base II (65) is fixedly mounted on described sector index dial (81)；Described torque speed sensor II (64) is arranged on the output shaft of described Hooks coupling universal coupling (7), is used for monitoring the size of output moment of torsion and rotating speed；Under duty, described torque speed sensor I (61) and described torque speed sensor II (64) are used for measuring torque and the rotating speed size of described Hooks coupling universal coupling (7) input and output shaft, by the parameter of output with input is compared analysis, draw the transmission efficiency of Hooks coupling universal coupling (7) when there is deflection angle；Described vibrating sensor (62) is used for measuring the described Hooks coupling universal coupling (7) vibrational state in operation process。
6. the multifunctional universal of a kind of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterized in that, described Hooks coupling universal coupling (7) adopts three fork arms and is connected dish sliding connection structure, in motor process, the intersection point of the central axis of three fork arms and the axis being connected dish is divided equally at one etc. and is changed on face, forms a kind of Non-centering structure。
7. the multifunctional universal of a kind of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterised in that also comprise a control system, and described control system controls the rapport of all parts on whole testing stand。
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| CN201610250735.9A CN105699078B (en) | 2016-04-21 | 2016-04-21 | A kind of multifunctional universal of adjustable angle is coupler test-bed |
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| CN107515113A (en) * | 2016-11-15 | 2017-12-26 | 襄阳博亚精工装备股份有限公司 | Hollow fixed angle ultrahigh speed cage shaft coupling life test machine |
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