A coupling testing apparatus

Abstract

The application discloses a kind of coupler testing equipment, belong to coupler testing device field, mainly including drive unit and load simulation unit, wherein drive unit mainly includes drive motor, torque speed sensor, and load simulation unit mainly includes adjustable brake, the output end of drive motor is connected to the one end of torque speed sensor by a flexible coupling, and the two ends of the coupler to be measured are respectively connected to the coupling mounting shaft of torque speed sensor and the coupling mounting shaft of adjustable brake on it.By drive unit as output power source, adjustable brake of load simulation unit outputs various load simulation, with corresponding adjusting structure, guarantee coaxiality;According to experimental purpose, after adjusting the above device, the speed, torque, forward and reverse rotation, test duration of motor are controlled again and cooperate with load simulation to test the various different working conditions of coupler, according to test result constantly optimizes and improves, to determine the performance limit of coupler.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of coupling testing device, in particular to a flexible coupling testing device from development to mass production. BACKGROUND

[0002] Coupling: is used to connect two shafts or shafts and rotating parts together to transmit motion and torque.

[0003] At present, in the domestic private market, the production of transmission coupling is generally small and medium-sized, and the number of personnel is dozens to hundreds. For the flexible coupling from development to mass production, such as deviation test, torsion angle test, simulation load test, simulation elastomer life test, coupling installation, debugging, training and demonstration, etc. The test of multiple functions is not enough, and there is a lack of special multi-purpose testing device. SUMMARY

[0004] The main purpose of the present application is to provide a coupling testing device, which can effectively solve the problems mentioned in the background art.

[0005] In order to achieve the above purpose, the technical scheme adopted by the present application is:

[0006] A coupling testing device mainly comprises a driving unit and a load simulation unit, both of which are installed on the same mounting base plate, wherein the driving unit mainly comprises a driving motor, a torque and speed sensor and a coupling mounting shaft, and the load simulation unit mainly comprises an adjustable brake and another coupling mounting shaft. The output end of the driving motor is connected to one end of the torque and speed sensor through a flexible coupling, and the other end of the torque and speed sensor is connected to a coupling mounting shaft through a driving flange. The front end of the adjustable brake is also connected to a coupling mounting shaft through a chuck flange, and the two ends of the coupling to be tested are connected to the coupling mounting shafts of the driving unit and the load simulation unit respectively.

[0007] Preferably, the bottom surface of the mounting base plate is fixedly installed with a plurality of elastic shock-absorbing feet, which are uniformly arranged on the bottom surface of the mounting base plate.

[0008] Preferably, the driving unit further comprises an axial moving carrier plate, two axial hard rails are arranged on the two sides of the axial moving carrier plate respectively, the two axial hard rails are fixedly installed on the surface of the mounting base plate and parallel to each other, and a locking plate is provided on each axial hard rail. A plurality of screw holes are equally arranged on the axial hard rail and the locking plate, and the axial moving carrier plate is positioned and limited between the two axial hard rails by locking the axial moving carrier plate with bolts.

[0009] Preferably, the surface side of the axial movement carrier plate is fixedly provided with a driving base, the driving motor is arranged on the driving base, and an axial movement hand wheel is further connected to the driving base.

[0010] Preferably, the other surface side of the axial movement carrier plate is fixedly provided with a mounting base, and the torque and speed sensor is arranged on the mounting base.

[0011] Preferably, the load simulation unit further comprises an angular adjustment carrier plate, one side of the angular adjustment carrier plate is further connected with an angular rotation center frame, the angular rotation center frame is fixed to the mounting base through an angular rotation center pin, the angular rotation center pin is located directly below the shaft coupling, four corners of the angular adjustment carrier plate are respectively provided with an adjusting screw hole, and an angular adjustment screw is used to lock the angular adjustment carrier plate to the mounting base, and an angular adjustment scale is further arranged on the other side of the angular adjustment carrier plate and the edge of the mounting base.

[0012] Preferably, a groove is further arranged on the surface of the angular adjustment carrier plate, a radial adjustment carrier plate is clamped in the groove, and a radial test fine adjustment mechanism is arranged at two ends of the groove.

[0013] Preferably, the adjustable brake is fixedly arranged on the radial adjustment carrier plate.

[0014] Compared with the prior art, the present application has the following beneficial effects:

[0015] In the present application, the two ends of the shaft coupling to be tested are respectively connected to the driving unit and the load simulation unit, the driving unit is used as the output power source, the adjustable brake of the load simulation unit outputs various load simulations, and corresponding adjustment structures are matched to ensure the coaxiality; according to the experimental purpose, the device is adjusted, the speed, torque, forward and reverse rotation, and test duration of the motor are controlled, and the load simulation is matched to test various working conditions of the shaft coupling, and the performance limit of the shaft coupling is determined according to the test results. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Fig. 1 is a schematic diagram of the overall structure of the shaft coupling testing device of the present application;

[0017] Figure 2 Fig. 2 is a schematic diagram of the driving unit structure of the shaft coupling testing device of the present application;

[0018] Figure 3 It is a load simulation unit structure schematic diagram of a coupling test equipment of the present application.

[0019] Figure 4 It is Figure 1 The enlarged view at A in the figure (structure enlarged view of the angular adjustment scale).

[0020] In the figure: 1, mounting base plate; 2, shock absorbing foot; 3, axial movement load plate; 4, driving base; 5, mounting base; 6, axial hard rail; 7, locking plate; 8, driving motor; 9, axial movement hand wheel; 10, torque and speed sensor; 11, driving flange; 12, coupling; 13, angular adjustment load plate; 14, radial adjustment load plate; 15, radial test fine adjustment mechanism; 16, radial adjusting screw; 17, radial dial indicator; 18, angular adjusting screw; 19, angular rotation center frame; 20, adjustable brake; 21, chuck flange; 22, flexible coupling; 23, coupling mounting shaft; 24, angular rotation center pin; 25, angular adjustment scale. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application is further described below in combination with specific embodiments.

[0022] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] As Figure 1As shown in the figure, a kind of coupling test equipment, mainly including driving unit and load simulation unit, both are installed on the same mounting base plate 1, wherein driving unit mainly includes driving motor 8, torque speed sensor 10 and a coupling installation shaft 23, and load simulation unit mainly includes adjustable brake 20 and another coupling installation shaft 23, the output end of driving motor 8 is connected to the one end of torque speed sensor 10 through a flexible coupling 22, and the other end of torque speed sensor 10 is connected to a coupling installation shaft 23 through a driving flange 11, the front end of adjustable brake 20 is also connected to a coupling installation shaft 23 through a chuck flange 21, and the two ends of the coupling 12 to be tested are connected to the coupling installation shaft 23 of driving unit and load simulation unit respectively.

[0025] As shown in the figure, Figures 1-2 Driving unit also includes an axial movement carrier plate 3, one axial hard rail 6 is arranged on the both sides of axial movement carrier plate 3 respectively, two axial hard rails 6 are fixedly installed on the surface of mounting base plate 1 and parallel to each other, and one locking plate 7 is also equipped on each axial hard rail 6, a plurality of screw holes are equidistantly formed on axial hard rail 6 and locking plate 7, locking plate 7 is locked by bolt to position and limit axial movement carrier plate 3 between two axial hard rails 6, a driving base 4 is fixedly installed on one side of the surface of axial movement carrier plate 3, driving motor 8 is installed on driving base 4, an axial movement hand wheel 9 is also connected on driving base 4, the other support bearing seat of axial movement hand wheel 9 is fixedly installed on mounting base plate 1, and a mounting base 5 is fixedly installed on the other side of the surface of axial movement carrier plate 3, torque speed sensor 10 is installed on mounting base 5.

[0026] As shown in the figure, Figure 1 , Figure 3 Load simulation unit also includes an angular adjustment carrier plate 13, an angular rotation center frame 19 is also connected to one side of angular adjustment carrier plate 13, angular rotation center frame 19 is fixed on mounting base plate 1 through angular rotation center pin 24, angular rotation center pin 24 is located directly below coupling 12, one adjusting screw hole is formed in each corner of angular adjustment carrier plate 13, and angular adjustment carrier plate 13 is locked to mounting base plate 1 by angular adjustment screw 18, an angular adjustment scale 25 is also installed on the edge of mounting base plate 1 and the other side of angular adjustment carrier plate 13, a recess is formed on the surface of angular adjustment carrier plate 13, a radial adjustment carrier plate 14 is clamped in the recess, a radial test fine adjustment mechanism 15 is installed at the both ends of the recess respectively, radial test fine adjustment mechanism 15 clamps and fixes radial adjustment carrier plate 14 through radial adjustment screw 16 respectively, a radial dial gauge 17 is also installed on one side of radial test fine adjustment mechanism 15, and adjustable brake 20 is fixedly installed on radial adjustment carrier plate 14.

[0027] In actual use, one end of the coupling 12 is first connected to the coupling mounting shaft 23 on the driving unit, then the hand wheel 9 is rotated to move the entire axial movement carrier plate 3 along the axial hard rail 6, and when it is moved to the appropriate position, the screws on the locking plate 7 are tightened to fix the locking plate 7, thereby pressing and fixing the axial movement carrier plate 3, then the other end of the coupling 12 is connected to the coupling mounting shaft 23 on the load simulation unit, at this time, whether the connection angle of the coupling 12 with the driving unit and the load simulation unit is correct is determined according to the reading on the angular adjustment scale 25, if not, the angular adjustment screw 18 is loosened according to the actual situation, the angular adjustment carrier plate 13 is rotated around the angular rotation center pin 24 as the center until the angle is zeroed, and then the angular adjustment screw 18 is tightened; similarly, when the radial connection of the coupling 12 and the coupling mounting shaft 23 does not match, the radial position of the radial adjustment carrier plate 14 on the angular adjustment carrier plate 13 can be changed by adjusting the radial adjustment screw 16, and the reading of the radial dial gauge 17 is used to accurately adjust the displacement, so as to ensure the matching of the radial connection; thereby ensuring the coaxial connection of the coupling 12 and the coupling mounting shaft 23 on both ends. Finally, according to the experimental purpose, after adjusting the above device, the speed, torque, forward and reverse rotation, test duration, etc. of the driving motor 8 are controlled, and the adjustable brake 20 is matched to test the various working conditions of the coupling 12.

[0028] The basic principles and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A coupling testing apparatus, characterized by: It mainly includes driving unit and load simulation unit, both of which are installed on the same mounting base plate (1), wherein the driving unit mainly includes driving motor (8), torque and speed sensor (10) and a coupling mounting shaft (23), while the load simulation unit mainly includes adjustable brake (20) and another coupling mounting shaft (23), the output end of the driving motor (8) is connected to one end of the torque and speed sensor (10) through a flexible coupling (22), and the other end of the torque and speed sensor (10) is connected to a coupling mounting shaft (23) through a driving flange (11), the front end of the adjustable brake (20) is also connected to a coupling mounting shaft (23) through a chuck flange (21), and the two ends of the coupling (12) to be measured are connected to the coupling mounting shafts (23) of the driving unit and the load simulation unit respectively; The driving unit further includes an axial moving carrier plate (3), one axial hard rail (6) is arranged on each side of the axial moving carrier plate (3), and the two axial hard rails (6) are fixedly installed on the surface of the mounting base plate (1) and parallel to each other, and each axial hard rail (6) is also provided with a locking plate (7), a plurality of screw holes are equidistantly formed on the axial hard rail (6) and the locking plate (7), and the locking plate (7) is used for positioning and limiting the axial moving carrier plate (3) between the two axial hard rails (6) by means of bolt locking; the load simulation unit further includes an angular adjustment carrier plate (13), one angular rotation center frame (19) is connected to one side of the angular adjustment carrier plate (13), the angular rotation center frame (19) is fixed on the mounting base plate (1) through an angular rotation center pin (24), the angular rotation center pin (24) is located directly below the coupling (12), four corner adjustment screw holes are formed in the four corners of the angular adjustment carrier plate (13), and the angular adjustment carrier plate (13) is locked to the mounting base plate (1) by means of angular adjustment screws (18), and an angular adjustment scale meter (25) is further installed on the edge of the mounting base plate (1) and the other side of the angular adjustment carrier plate (13).

2. A coupling testing apparatus according to claim 1, wherein: A plurality of elastic shock-absorbing feet (2) are fixedly installed on the bottom surface of the mounting base plate (1) and are uniformly arranged on the bottom surface of the mounting base plate (1).

3. A coupling testing apparatus as claimed in claim 1, wherein: An driving base (4) is fixedly installed on one side of the surface of the axial moving carrier plate (3), the driving motor (8) is installed on the driving base (4), and an axial moving hand wheel (9) is further connected to the driving base (4), and the other support bearing seat of the axial moving hand wheel (9) is fixedly installed on the mounting base plate (1).

4. A coupling testing apparatus as claimed in claim 3, wherein: An installation base (5) is fixedly installed on the other side of the surface of the axial moving carrier plate (3), and the torque and speed sensor (10) is installed on the installation base (5).

5. A coupling testing apparatus as defined in claim 1, wherein: The surface of the angular adjustment carrier plate (13) is also provided with a groove, in which a radial adjustment carrier plate (14) is clamped, and two radial test fine adjustment mechanisms (15) are respectively installed at the two ends of the groove, and the radial test fine adjustment mechanisms (15) are respectively clamped and fixed to the radial adjustment carrier plate (14) through radial adjustment screws (16), and a radial dial indicator (17) is further installed on one side of the radial test fine adjustment mechanism (15).

6. A coupling testing apparatus as claimed in claim 5, wherein: The adjustable brake (20) is fixedly installed on the radial adjustment carrier plate (14).

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