CN105699078B - A kind of multifunctional universal of adjustable angle is coupler test-bed - Google Patents

A kind of multifunctional universal of adjustable angle is coupler test-bed Download PDF

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Publication number
CN105699078B
CN105699078B CN201610250735.9A CN201610250735A CN105699078B CN 105699078 B CN105699078 B CN 105699078B CN 201610250735 A CN201610250735 A CN 201610250735A CN 105699078 B CN105699078 B CN 105699078B
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China
Prior art keywords
coupling
testing stand
universal
angle
index dial
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CN201610250735.9A
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Chinese (zh)
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CN105699078A (en
Inventor
常德功
景秀敏
李松梅
高善豪
周烨
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SHANDONG WANTONG HYDRAULIC MACHINERY CO., LTD.
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Qingdao University of Science and Technology
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Priority to CN201610250735.9A priority Critical patent/CN105699078B/en
Publication of CN105699078A publication Critical patent/CN105699078A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • G01M13/02Gearings; Transmission mechanisms
    • G01M13/022Power-transmitting couplings or clutches
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • G01M13/02Gearings; Transmission mechanisms
    • G01M13/025Test-benches with rotational drive means and loading means; Load or drive simulation

Abstract

It is coupler test-bed that the present invention discloses a kind of multifunctional universal of adjustable angle, including:Testing stand, power set, stepless speed changer, sensing device, flange-face coupling I, flange-face coupling II, Hooks coupling universal coupling, loading device, angle adjustable mechanism;The power set are fixedly mounted on the testing stand;The power set are connected by the flange-face coupling I with the input shaft of the stepless speed changer;The output shaft of the stepless speed changer is connected by the flange-face coupling II with the input shaft of the Hooks coupling universal coupling;The output shaft of the Hooks coupling universal coupling is connected with the loading device;The loading device is fixedly mounted in the angle adjustable mechanism;The angle of regulation range of testing stand of the present invention is realized and the moment of torsion of Non-centering Hooks coupling universal coupling, efficiency and vibration-testing is tested under large deflection angle, have the characteristics of simple in construction, easy to operate, easily to realize high pulling torque in ± 45 °.

Description

A kind of multifunctional universal of adjustable angle is coupler test-bed
Technical field
The present invention relates to a kind of Non-centering Hooks coupling universal coupling tested under the conditions of large deflection angle, high pulling torque its kinematics and The testing stand of kinetic parameter, and in particular to a kind of multifunctional universal of adjustable angle is coupler test-bed.
Background technology
As indispensable part in transmission, it with the developing of science and technology, newly sets using quite varied Hooks coupling universal coupling Standby use, performance parameter requirement of the people to shaft coupling are more accurate, comprehensive.In addition, Non-centering Hooks coupling universal coupling is in recent years Carry out a kind of new angular speed universal coupling newly developed, both overcome the non-isogonism speed characteristic of cross-axle universal shaft coupling, again Overcome existing ball cage type Hooks coupling universal coupling, the shortcomings that manufacturing process of curved grooved type Hooks coupling universal coupling is complicated, manufacturing cost is high, With simple in construction, processing and manufacturing cost is low, the advantages of good manufacturability.It is universal it is therefore desirable to study the three fork arms Non-centering The performances such as the compensation of shaft coupling, life-span, efficiency, buffering, damping, heating, energy-conservation, overload performance, maximum offset.This hair The bright one kind that provides is directed to three fork arm Non-centering Hooks coupling universal coupling testing stands, is the reliable of three fork arm Non-centering Hooks coupling universal couplings Property design research technique and data are provided, facilitate engineers and technicians can comprehensively, reasonable design and selection.
The content of the invention
To solve the above problems, the present invention provides, one kind is simple in construction, the flexible three fork arms Non-centering of configuration is universal Axle device testing stand, transmission of the three fork arm Non-centering Hooks coupling universal couplings of test when input and output end have large deflection angle are turned round The monitoring of square, transmission efficiency and vibration characteristics.
To reach above-mentioned purpose, the technical solution adopted in the present invention is as follows:
A kind of multifunctional universal of adjustable angle is coupler test-bed, including:Testing stand, power set, stepless speed change Device, sensing device, flange-face coupling I, flange-face coupling II, Hooks coupling universal coupling, loading device, angle adjustable mechanism;It is described dynamic Power apparatus is fixedly mounted on the stage body of the testing stand;The power set by the flange-face coupling I with it is described stepless The input shaft of formula speed changer is connected;The output shaft of the stepless speed changer by the flange-face coupling II with it is described universal The input shaft of axle device is connected;The output shaft of the Hooks coupling universal coupling is connected with the loading device;The loading device fixes peace On the center line of the sector index dial of the angle adjustable mechanism;The angle adjustable mechanism indexes including sector Disk, gear, limit electric machine and motor cabinet, the edge of the sector index dial carry the axis of guide, carried on the axis of guide Two universal rolling wheels, the universal rolling wheel roll in the race of the deep-slotted chip breaker;The pivot of the sector index dial It is connected using hinge arrangement with the pivot of the deep-slotted chip breaker of the testing stand II;The hinge arrangement of the sector index dial with The axis of guide is engaged the smooth rotation for realizing the sector index dial;The pivot of the gear is hinged using hinge arrangement On the testing stand II, the hinge arrangement of the gear is engaged with the output shaft of the limit electric machine and realizes the gear Smooth rotation, the limit electric machine are fixedly mounted on the motor cabinet, and the motor cabinet is bolted on the experiment On platform II;The gearratio of the sector index dial and the gear is 360, and when the gear turns over 1 circle, now sector divides Scale turns over 1 °, the limit electric machine band limit switches function, it is ensured that after angular adjustment is good, realize the angle adjustable mechanism Self-locking, the number of turns of rotating forward, reversion by driving the limit electric machine, drive the rotating of the gear, it is described to realize The positive negative regulator of sector index dial angle, i.e., the deflection angle of described Hooks coupling universal coupling input shaft and output shaft;Described in driving Limit electric machine, the rotation of the gear is driven, so as to drive the rotation of the sector index dial, while the sector indexes The axis of guide of disk rotates in the deep-slotted chip breaker on the testing stand II, finally realizes the smooth rotation of the loading device, described The corner that angle adjustable mechanism realizes is in the range of ± 45 °.
Further, the testing stand includes testing stand I and testing stand II, the testing stand I are covered with laterally equidistantly and vertical To equidistant T-slot, the power set and the stepless speed changer are bolted on the testing stand I, described Laterally equidistant T-slot is provided with testing stand II and deep-slotted chip breaker, the edge of the deep-slotted chip breaker are carved with angle by zero degree of center It is worth, race is provided with the deep-slotted chip breaker, it is real for coordinating the motion of the universal rolling wheel on the axis of guide of the angle adjustable mechanism The smooth rotation of the existing angle adjustable mechanism, the testing stand I and the testing stand II are single-casting.
Further, the power set include motor and pedestal, and the motor is fixed by bolts to the pedestal On, the output shaft of the motor is connected by flat key with the flange-face coupling I and transfers out power.
Further, the loading device includes base, pedestal I, pedestal II, floor, cylinder, lug, bearing pin and rubbed Wipe clamper;The pedestal I, the pedestal II are fixedly mounted on the base by screw respectively, and the floor has two, The both ends of the pedestal I are hinged on by hinge arrangement respectively, the lug is hinged on two floors by hinge arrangement The center section of the other end, the lug are connected with the projecting shaft of the cylinder, and the bottom of the cylinder is fixed by screw pacifies On the pedestal II, the base, the pedestal I, the floor, the cylinder form four-bar mechanism;The floor Middle to be connected with the bearing pin, the bearing pin is connected with the friction clamp holder, by adjusting the cylinder projecting shaft, drives institute Floor deflection is stated, the floor drives the bearing pin to rotate again, so that the friction clamp holder compresses the Hooks coupling universal coupling Output end;The loading device is by adjusting the length of the projecting shaft of cylinder described in the four-bar mechanism, so as to adjust The compression degree of friction clamp holder is stated, realizes the transmission of high pulling torque;The pressure that the structure design of the loading device is realized -- turn round The square linearity is high, and loading accuracy is high, overcomes the uneven caused torque ripple problem of contact, loading power is small, while also has There is overload protection function.
Further, the sensing device includes torque speed sensor I, vibrating sensor, sensor base I, moment of torsion Speed probe II and sensor base II, the torque speed sensor I are arranged on the input shaft of the Hooks coupling universal coupling On, for monitoring the size of input torque and rotating speed;The vibrating sensor is arranged on the sensor base I, the biography Sensor pedestal I is fixedly mounted on the testing stand I, and the probe of the vibrating sensor is against described universal with certain gap On the input shaft of shaft coupling;The sensor base II is fixedly mounted on the sector index dial;The moment of torsion rotating speed passes Sensor II is arranged on the output shaft of the Hooks coupling universal coupling, for monitoring the size of output torque and rotating speed;Under working condition The torque speed sensor I and torque speed sensor II is used for determining the Hooks coupling universal coupling input and output shaft Torque and rotating speed size, by being analyzed compared with the parameter inputted exporting, draw the universal joint shaft when deflection angle be present The transmission efficiency of device;The vibrating sensor is used for measuring vibrational state of the Hooks coupling universal coupling in operation process.
Further, the Hooks coupling universal coupling is using three fork arms and terminal pad sliding connection structure, in motion process, three The intersection point of the central axis of fork arm and the axis of terminal pad is divided equally on face at one etc. to change, and forms a kind of Non-centering knot Structure.
Further, also the coordination of all parts on whole testing stand is controlled comprising a control system, the control system Relation.
A kind of multifunctional universal of adjustable angle of the implementation present invention is coupler test-bed, and its advantage is:
(1) the multifunctional universal using a kind of adjustable angle of the present invention is coupler test-bed, simple in construction, easy to operate Flexibly, and it is easy to change load in operation process;
(2) it is used to monitor the moment of torsion of shaft coupling, transmission efficiency, vibration, is swift in response, possesses dynamic display of functional, it is aobvious in real time Show test result, ensure the reliability of test data, improve testing efficiency.
Brief description of the drawings
Fig. 1:A kind of coupler test-bed stereogram of the multifunctional universal of adjustable angle of the present invention;
Fig. 2:A kind of coupler test-bed top view of the multifunctional universal of adjustable angle;
Fig. 3:A kind of coupler test-bed loading device 3 dimensional drawing of the multifunctional universal of adjustable angle.
In figure:1- testing stands, 11- testing stands I, 12- testing stand II, 2- power set, 21- motor, 22- pedestals, 31- Flange-face coupling I, 32- flange-face coupling II, 4- stepless speed changer, 5- loading devices, 51- bases, 52- pedestals I, 53- base Seat II, 54- floors, 55- cylinders, 56- lugs, 57- bearing pins, 58- friction clamp holders, 6- sensing devices, 61- torque sensor I, 62- vibrating sensors, 63- sensor bases I, 64- torque sensor II, 65- sensor base II, 7- Hooks coupling universal coupling, 8- Angle adjustable mechanism, 81- sector index dials, 82- gears, 83- limit electric machines, 84- motor cabinets.
Embodiment
The present invention is further described through below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, a kind of multifunctional universal of adjustable angle is coupler test-bed, including:Testing stand 1, power Device 2, stepless speed changer 4, sensing device 6, flange-face coupling I31, flange-face coupling II32, Hooks coupling universal coupling 7, loading dress Put 5, angle adjustable mechanism 8;The power set 2 are fixedly mounted on the stage body of the testing stand 1;The power set 2 are logical The input shaft that the flange-face coupling I31 is crossed with the stepless speed changer 4 is connected;The output shaft of the stepless speed changer 4 It is connected by the flange-face coupling II32 with the input shaft of the Hooks coupling universal coupling 7;The output shaft of the Hooks coupling universal coupling 7 with The loading device 5 is connected;The loading device 5 is fixedly mounted on the sector index dial 81 of the angle adjustable mechanism 8 On center line;The angle adjustable mechanism 8 includes sector index dial 81, gear 82, limit electric machine 83 and motor cabinet 84, institute The edge for stating sector index dial 81 carries the axis of guide, carries two universal rolling wheels on the axis of guide, the universal rolling wheel exists Rolled in the race of the deep-slotted chip breaker;The pivot of the sector index dial 81 is using hinge arrangement and the testing stand The pivot connection of II12 deep-slotted chip breaker;Described in the hinge arrangement of the sector index dial 81 with the axis of guide is engaged realization The smooth rotation of sector index dial 81;The pivot of the gear 82 is hinged on the testing stand II12 using hinge arrangement On, the hinge arrangement of the gear 82 is engaged with the output shaft of the limit electric machine 83 realizes that the steady of the gear 82 turns Dynamic, the limit electric machine 83 is fixedly mounted on the motor cabinet 84, and the motor cabinet 84 is bolted on the experiment On platform II12;The gearratio of the sector index dial 81 and the gear 82 is 360, when the gear 82 turns over 1 circle, now Sector index dial 81 turns over 1 °, and the limit electric machine 83 is with limit switches function, it is ensured that after angular adjustment is good, described in realization The self-locking of angle adjustable mechanism 8, the number of turns of rotating forward, reversion by driving the limit electric machine 83, drives the gear 82 Rotating, to realize the positive negative regulator of the angle of sector index dial 81, i.e., the described input shaft of Hooks coupling universal coupling 7 and output shaft Deflection angle;The limit electric machine 83 is driven, drives the rotation of the gear 82, so as to drive the sector index dial 81 Rotation, while the axis of guide of the sector index dial 81 rotates in the deep-slotted chip breaker on the testing stand II12, final real The smooth rotation of the existing loading device 5, the corner that the angle adjustable mechanism 8 realizes is in the range of ± 45 °.
As shown in Figure 1 to Figure 3, the coupler test-bed method of work tool of a kind of multifunctional universal of adjustable angle of the present invention Body step is as follows:When it is 25 ° to take deflection angle, limit electric machine 83 is driven, band moving gear 82 turns over 25 circles, and now gear 82 drives Sector index dial 81 turns over 25 °, while the axis of guide of sector index dial 81 rotates in the deep-slotted chip breaker on testing stand II12, 25 ° of deflection angle with output end be present in 25 ° of scales being aligned on deep-slotted chip breaker, the as input of testing stand;Power set 2 provide Power, Hooks coupling universal coupling 7 is driven to rotate by stepless speed changer 4, while the entirety on the adjustment test bed of loading device 5 is born Carry;During experiment, torque speed sensor I61 and torque speed sensor the II64 collection of the left and right sides of Hooks coupling universal coupling 7 The signal of the input of Hooks coupling universal coupling 7 and output end, the computer in control system is passed to, complete the moment of torsion of Hooks coupling universal coupling 7 Detection, while by export with input parameter comparative analysis, draw the Hooks coupling universal coupling 7 when deflection angle be present transmission effect Rate, and the collection vibration signal of vibrating sensor 62 on the input shaft of Hooks coupling universal coupling 7 passes to the computer in control system, The operation conditions of Hooks coupling universal coupling 7 is observed, records the Vibration Condition of Hooks coupling universal coupling 7, draws the vibration shape of Hooks coupling universal coupling 7 State;When taking other deflection angles, step is same as above.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.

Claims (5)

1. a kind of multifunctional universal of adjustable angle is coupler test-bed, it is characterised in that including:Testing stand (1), power set (2), stepless speed changer (4), sensing device (6), flange-face coupling I (31), flange-face coupling II (32), Hooks coupling universal coupling (7), loading device (5), angle adjustable mechanism (8);The power set (2) are fixedly mounted on the stage body of the testing stand (1) On;The power set (2) are connected by the flange-face coupling I (31) with the input shaft of the stepless speed changer (4);Institute The output shaft for stating stepless speed changer (4) passes through the flange-face coupling II (32) and the input shaft of the Hooks coupling universal coupling (7) It is connected;The output shaft of the Hooks coupling universal coupling (7) is connected with the loading device (5);The loading device (5) is fixedly mounted on On the center line of the sector index dial (81) of the angle adjustable mechanism (8);The loading device (5) include base (51), Pedestal I (52), pedestal II (53), floor (54), cylinder (55), lug (56), bearing pin (57) and friction clamp holder (58);Institute State pedestal I (52), the pedestal II (53) is fixedly mounted on the base (51) by screw respectively, the floor (54) has Two, the both ends of the pedestal I (52) are hinged on by hinge arrangement respectively, the lug is hinged on two by hinge arrangement The center section of floor (54) other end, the lug (56) are connected with the projecting shaft of the cylinder (55), the cylinder (55) bottom is fixedly mounted on the pedestal II (53) by screw, the base (51), the pedestal I (52), described Floor (54), the cylinder (55) form four-bar mechanism;The centre of the floor (54) is connected with the bearing pin (57), the pin Axle (57) is connected with the friction clamp holder (58), by adjusting the cylinder (55) projecting shaft, drives the floor (54) inclined Turn, the floor (54) drives the bearing pin (57) to rotate again, so that the friction clamp holder (58) compression is described universal The output end of axle device (7);The loading device (5) is by adjusting the length of the projecting shaft of cylinder (55) described in the four-bar mechanism It is short, so as to adjust the compression degree of the friction clamp holder (58), realize the transmission of high pulling torque;The knot of the loading device (5) Structure designs the pressure realized -- and the moment of torsion linearity is high, and loading accuracy is high, overcomes the uneven caused torque ripple problem of contact, It is small to load power, while also there is overload protection function;The angle adjustable mechanism (8) includes sector index dial (81), tooth (82), limit electric machine (83) and motor cabinet (84) are taken turns, the edge of the sector index dial (81) carries the axis of guide, described to lead Two universal rolling wheels are carried on to axle, the universal rolling wheel rolls in the race of deep-slotted chip breaker;The sector index dial (81) Pivot be connected using hinge arrangement with the pivot of the testing stand II (12) of the testing stand (1) deep-slotted chip breaker;Institute The hinge arrangement for stating sector index dial (81) is engaged the smooth rotation for realizing the sector index dial (81) with the axis of guide; The pivot of the gear (82) is hinged on the testing stand II (12) using hinge arrangement, the hinge of the gear (82) Structure is engaged the smooth rotation for realizing the gear (82), the limit electric machine with the output shaft of the limit electric machine (83) (83) it is fixedly mounted on the motor cabinet (84), the motor cabinet is bolted on the testing stand of the testing stand (1) On II (12);The sector index dial (81) and the gearratio of the gear (82) are 360, when the gear (82) turns over 1 Enclose, now sector index dial (81) turns over 1 °, limit electric machine (83) the band limit switches function, it is ensured that angular adjustment is good Afterwards, the self-locking of the angle adjustable mechanism (8) is realized, passes through the rotating forward for driving the limit electric machine (83), the number of turns inverted, band The rotating of the gear (82) is moved, it is to realize the positive negative regulator of sector index dial (81) angle, i.e., described universal The deflection angle of axle device (7) input shaft and output shaft;The limit electric machine (83) is driven, drives the rotation of the gear (82), So as to drive the rotation of the sector index dial (81), while the axis of guide of the sector index dial (81) is in the experiment Rotated in deep-slotted chip breaker on the testing stand II (12) of platform (1), finally realize the smooth rotation of the loading device (5), it is described can The corner that angle adjusting mechanism (8) is realized is in the range of ± 45 °;The testing stand (1) includes testing stand I (11) and testing stand II (12), the testing stand I (11) is covered with T-slot laterally equidistantly equidistant with longitudinal direction, the power set (2) and the stepless Speed changer (4) is bolted on the testing stand I (11), is provided with the testing stand II (12) laterally equidistant T-shaped Groove and deep-slotted chip breaker, the edge of the deep-slotted chip breaker are carved with angle value by zero degree of center, are provided with race on the deep-slotted chip breaker, are used for Coordinate the motion of the universal rolling wheel on the axis of guide of the angle adjustable mechanism (8), realize the flat of the angle adjustable mechanism (8) Steady to rotate, the testing stand I (11) and the testing stand II (12) are single-casting.
2. a kind of multifunctional universal of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterised in that described dynamic Power apparatus (2) includes motor (21) and pedestal (22), and the motor (21) is fixed by bolts on the pedestal (22), institute The output shaft for stating motor (21) is connected by flat key with the flange-face coupling I (31) and transfers out power.
3. a kind of multifunctional universal of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterised in that the biography Induction device (6) includes torque speed sensor I (61), vibrating sensor (62), sensor base I (63), moment of torsion revolution speed sensing Device II (64) and sensor base II (65), the torque speed sensor I (61) are arranged on the Hooks coupling universal coupling (7) On input shaft, for monitoring the size of input torque and rotating speed;The vibrating sensor (62) is arranged on the sensor base I (63) on, the sensor base I (63) is fixedly mounted on the testing stand I (11) of the testing stand (1), the vibrating sensing The probe of device (62) is against with certain gap on the input shaft of the Hooks coupling universal coupling (7);The sensor base II (65) It is fixedly mounted on the sector index dial (81);The torque speed sensor II (64) is arranged on the Hooks coupling universal coupling (7) on output shaft, for monitoring the size of output torque and rotating speed;The torque speed sensor I (61) under working condition It is big for determining torque and rotating speed of the Hooks coupling universal coupling (7) input with output shaft with the torque speed sensor II (64) It is small, by being analyzed compared with the parameter inputted exporting, draw the transmission effect of the Hooks coupling universal coupling (7) when deflection angle be present Rate;The vibrating sensor (62) is used for measuring vibrational state of the Hooks coupling universal coupling (7) in operation process.
4. a kind of multifunctional universal of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterised in that described ten thousand To shaft coupling (7) using three fork arms and terminal pad sliding connection structure, in motion process, the central axis of three fork arms and connection The intersection point of the axis of disk is divided equally on face at one etc. to change, and forms a kind of Non-centering structure.
5. a kind of multifunctional universal of adjustable angle as claimed in claim 1 is coupler test-bed, it is characterised in that also includes One control system, the control system control the rapport of all parts on whole testing stand.
CN201610250735.9A 2016-04-21 2016-04-21 A kind of multifunctional universal of adjustable angle is coupler test-bed Active CN105699078B (en)

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