Harmonic speed reducer running-in test mechanism

Abstract

The utility model discloses a harmonic speed reducer running-in testing mechanism, which relates to the technical field of harmonic speed reducer running-in testing mechanism design and comprises a fixed bottom plate, an installation fixing unit, a harmonic speed reducer testing unit and a fixed bottom plate, round chamfers are arranged at four corners of the fixed bottom plate, and four supporting legs are fixedly connected to four corners of the lower side surface of the fixed bottom plate respectively. An installation fixing unit and a harmonic speed reducer testing unit are arranged on the upper side surface of the fixing bottom plate, the harmonic speed reducer testing unit comprises motor supporting plates, a testing motor, a harmonic speed reducer to be tested, a connecting strip and a turn number counter, and the corresponding sides of two supporting vertical plates in the installation fixing unit are fixedly connected with the motor supporting plates respectively; the two motor supporting plates are fixedly connected with the four limiting blocks in a rectangular array respectively, a plurality of harmonic speed reducers can be tested at the same time, the testing efficiency is not affected, and during testing, the device is more convenient to disassemble and assemble, and use is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of running and testing mechanism design of harmonic reducer, in particular to a running and testing mechanism of a harmonic reducer. Background Art

[0002] A harmonic reducer is a reducer that uses a harmonic generator to make the flexible gear produce controllable elastic deformation and mesh with the rigid gear to transmit the power. It has the advantages of high load-bearing capacity, large transmission ratio, small size, and smoother transmission. It is widely used in industrial robots, aviation equipment and other fields. Before leaving the factory, a harmonic reducer generally needs to be run-in tested to test the various performances of the harmonic reducer. In order to facilitate the test, a harmonic reducer running-in test mechanism is required.

[0003] The existing harmonic reducer running-in test mechanism has the problem that when in use, multiple harmonic reducers cannot be tested at the same time, which affects the test efficiency. During the test, it is inconvenient to disassemble and assemble the device, which affects the use. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a harmonic reducer running-in test mechanism. When in use, multiple harmonic reducers can be tested at the same time without affecting the test efficiency. During the test, the device can be disassembled and assembled more conveniently without affecting the use, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a harmonic reducer running-in test mechanism, comprising a fixed base plate, a mounting fixing unit, and a harmonic reducer test unit;

[0006] Fixed bottom plate: four corners are provided with rounded chamfers, the four corners of the lower surface of the fixed bottom plate are respectively fixedly connected to a support leg, and the upper surface of the fixed bottom plate is provided with a mounting and fixing unit;

[0007] The harmonic reducer test unit comprises a motor support plate, a test motor, a harmonic reducer to be tested, a connecting strip and a turn counter. One side corresponding to the two supporting vertical plates in the installation and fixing unit is fixedly connected to a motor support plate respectively. Four rectangular array limit blocks are fixedly connected to the two motor support plates respectively. A test motor is respectively arranged at a position between the four limit blocks on the upper surface of the two motor support plates. The output shafts of the two test motors are respectively fixedly connected to one end of the connecting cylinder on the installation and fixing unit, and the other ends of the two connecting cylinders are respectively connected to the harmonic reducer to be tested through flanges. The two harmonic reducers to be tested are respectively fixedly connected to the connecting strip through flange 1, and a turn counter is respectively arranged on the two connecting strips. The input end of the turn counter and the test motor is electrically connected to the output end of the external power supply through an external control switch group.

[0008] The fixed base plate is used to support the device, the support legs are used to support the fixed base plate, the installation fixing unit is used to install and support the test device, the motor support plate is used to fix the test motor, the test motor adopts a servo motor, the test motor is started to drive the connecting cylinder to rotate, to start the harmonic reducer to be tested, the harmonic reducer to be tested is used to connect the connecting strip, the connecting strip is used to connect the fixed screw, which is convenient for connecting with the configuration disk, and it is convenient to use the harmonic reducer to be tested to test the life of the harmonic reducer to be tested, which is convenient for running and testing, the circle counter is used to record the number of circles of the connecting strip, which is convenient for testing the life of the harmonic reducer to be tested, and the circle counter adopts an industrial machine counter.

[0009] Furthermore, the harmonic reducer test unit also includes a configuration disk, a fixed screw and a nut. The non-corresponding side surfaces of the two connecting strips are respectively fixedly connected to a fixed screw. The two fixed screws are respectively arranged at positions away from the harmonic reducer to be tested. The two fixed screws are respectively fixedly connected to the configuration disk through nuts, and all the nuts are respectively threadedly connected to the fixed screws.

[0010] The fixing screw is used to fix the configuration disk. The configuration disk uses weights of different rules to test the maximum load-bearing capacity of the harmonic reducer, which is convenient for testing the harmonic reducer. The nut is used to fix and support the configuration disk, which is convenient for disassembly and replacement of configuration disks of different specifications and testing.

[0011] Furthermore, the harmonic reducer test unit also includes a test controller, and a mounting base is fixedly connected to the upper surface of the fixed base plate at a position on the left side of the installation fixing unit, and a test controller is arranged on the mounting base, and a control display screen is arranged on the test controller, and the input end of the test controller is electrically connected to the output end of the external power supply through an external control switch group.

[0012] The test controller adopts an industrial controller to analyze and display the data of the device test, which is convenient for controlling the test device and is more convenient to use.

[0013] Furthermore, the installation and fixing unit includes a connecting plate, a fixed support rod, a stable support block, a connecting frame and a rectangular plate, the upper surface of the fixed base plate is fixedly connected to a connecting plate at a position on the right side of the test controller, the connecting plate is fixedly connected to a fixed support rod, the four sides of the fixed support rod are respectively fixedly connected to two stable support blocks 1 with equal spacing, the lower sides of all the stable support blocks 1 are respectively fixedly connected to the upper surface of a connecting plate, the upper ends of the fixed support rods are respectively fixedly connected to the connecting frame by bolts, the upper surface of the connecting frame is fixedly connected to the rectangular plate, and the four corners of the rectangular plate are provided with circular chamfers.

[0014] The connecting plate is used to fix the fixed support rod, the fixed support rod is used to fix the connecting frame, the connecting frame is used to fix the rectangular plate, the rectangular plate is used to support the supporting vertical plate, which is convenient for assembling the device, and the stable support block is used to make the fixed support rod more stable to install the test device.

[0015] Furthermore, the installation and fixing unit also includes a supporting vertical plate and a stabilizing support block 2. The upper surface of the rectangular flat plate is fixedly connected to two supporting vertical plates with equal spacing. A stabilizing support block 2 is respectively arranged on the left and right sides of the two supporting vertical plates. The lower ends of the four stabilizing support blocks 2 are respectively fixedly connected to the upper surface of a supporting vertical plate.

[0016] The second stabilizing support block is used to make the support vertical plate more stable, and the support vertical plate is used to fix the connecting cylinder to facilitate assembly.

[0017] Furthermore, the installation and fixing unit also includes a connecting cylinder and a rotating bearing. Circular holes are respectively opened on the two supporting vertical plates. The two circular holes respectively penetrate the front and rear sides of the supporting vertical plates. The two circular holes are rotatably connected to the connecting cylinder through the rotating bearings.

[0018] The rotating bearing is used to rotate the connecting cylinder, and the connecting cylinder is used to connect the harmonic reducer to be tested, which is convenient for testing the service life of the harmonic reducer and convenient for use.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. The harmonic reducer running-in test mechanism has the following advantages: a harmonic reducer test unit is provided, and a motor support plate is used to fix the test motor. The test motor adopts a servo motor. The test motor is started to drive the connecting cylinder to rotate to start the harmonic reducer to be tested. The harmonic reducer to be tested is used to connect the connecting strip, and the connecting strip is used to connect the fixed screw rod, which is convenient for connecting with the configuration disk. It is convenient to test the life of the harmonic reducer to be tested by using the harmonic reducer to be tested, and it is convenient to run and test. The circle counter is used to record the number of circles of the connecting strip, and the fixed screw rod is used to fix the configuration disk. The configuration disk adopts weights of different rules to test the maximum bearing capacity of the harmonic reducer, which is convenient for testing the harmonic reducer. The nut is used to fix and support the configuration disk. The test controller adopts an industrial controller to analyze and display the data tested by the device, which is convenient for controlling the test device for testing;

[0021] 2. The harmonic reducer running-in test mechanism has the following advantages: an installation and fixing unit is provided, a connecting plate is used to fix the fixed support rod, the fixed support rod is used to fix the connecting frame, the connecting frame is used to fix the rectangular plate, the rectangular plate is used to support the supporting vertical plate, which is convenient for assembling the device, the stable support block 1 is used to make the fixed support rod fixed more stably, the stable support block 2 is used to make the supporting vertical plate fixed more stably, the supporting vertical plate is used to fix the connecting cylinder, the rotating bearing is used to rotate the connecting cylinder, and the connecting cylinder is used to connect the harmonic reducer to be tested, which is convenient for installing the device;

[0022] 3. This harmonic reducer running-in test mechanism has the following advantages: when in use, multiple harmonic reducers can be tested at the same time without affecting the test efficiency; during the test, it is more convenient to disassemble and assemble the device without affecting the use. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the back cross-sectional structure of the utility model;

[0025] Figure 3 It is a schematic diagram of the side structure of the utility model.

[0026] In the figure: 1 fixed base plate, 2 support legs, 3 installation fixing unit, 31 connecting plate, 32 fixed support rod, 33 stable support block 1, 34 connecting frame, 35 rectangular plate, 36 supporting vertical plate, 37 stable support block 2, 38 connecting cylinder, 39 rotating bearing, 4 harmonic reducer test unit, 41 motor support plate, 42 test motor, 43 harmonic reducer to be tested, 44 connecting strip, 45 revolution counter, 46 configuration plate, 47 fixing screw, 48 nut, 49 test controller. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-3 , This embodiment provides a technical solution: a harmonic reducer running-in test mechanism, including a fixed base plate 1, an installation fixing unit 3, and a harmonic reducer test unit 4;

[0029] Fixed base plate 1: four corners are provided with round chamfers, four corners of the lower surface of the fixed base plate 1 are respectively fixedly connected with a support leg 2, and the upper surface of the fixed base plate 1 is provided with a mounting fixing unit 3;

[0030] The harmonic reducer test unit 4 comprises a motor support plate 41, a test motor 42, a harmonic reducer to be tested 43, a connecting strip 44 and a turn counter 45. One side corresponding to the two support vertical plates 36 in the mounting and fixing unit 3 is fixedly connected to a motor support plate 41 respectively. Four rectangular array limit blocks are fixedly connected to the two motor support plates 41 respectively. A test motor 42 is respectively arranged at a position between the four limit blocks on the upper surface of the two motor support plates 41. The output shafts of the two test motors 42 are respectively fixedly connected to one end of the connecting cylinder 38 on the mounting and fixing unit 3. The other ends of the two connecting cylinders 38 are respectively connected to the harmonic reducer 43 to be tested through flanges. The two harmonic reducers 43 to be tested are respectively fixedly connected to the connecting strip 44 through flange 1. A turn counter 45 is respectively arranged on the two connecting strips 44. The input end of the turn counter 45 and the test motor 42 is electrically connected to the output end of the external power supply through an external control switch group.

[0031] The fixed base plate 1 is used to support the device, the support leg 2 is used to support the fixed base plate 1, the installation fixing unit 3 is used to install and support the test device, the motor support plate 41 is used to fix the test motor 42, the test motor 42 adopts a servo motor, the test motor 42 is started to drive the connecting cylinder 38 to rotate, so as to start the harmonic reducer 43 to be tested, the harmonic reducer 43 to be tested is used to connect to the connecting bar 44, the connecting bar 44 is used to connect to the fixing screw 47, which is convenient for connecting with the configuration disk 46, so as to facilitate the use of the harmonic reducer 43 to test the life of the harmonic reducer 43 to be tested, and to facilitate running and testing, the lap counter 45 is used to record the number of laps of the connecting bar 44, so as to facilitate the testing of the life of the harmonic reducer 43 to be tested, and the lap counter 45 adopts an industrial machine counter.

[0032] The harmonic reducer test unit 4 also includes a configuration disk 46, a fixed screw 47 and a nut 48. The non-corresponding side surfaces of the two connecting strips 44 are respectively fixedly connected to a fixed screw 47. The two fixed screws 47 are respectively arranged at positions away from the harmonic reducer 43 to be tested. The two fixed screws 47 are respectively fixedly connected to the configuration disk 46 through nuts 48, and all nuts 48 are respectively threadedly connected to the fixed screws 47.

[0033] The fixing screw 47 is used to fix the configuration disk 46. The configuration disk 46 uses weights of different rules to test the maximum load-bearing capacity of the harmonic reducer, which is convenient for testing the harmonic reducer. The nut 48 is used to fix and support the configuration disk 46, which is convenient for disassembly and replacement of configuration disks 46 of different specifications, and convenient for testing.

[0034] The harmonic reducer test unit 4 also includes a test controller 49. A mounting base is fixedly connected to the upper surface of the fixed base plate 1 at a position on the left side of the mounting fixing unit 3. A test controller 49 is arranged on the mounting base. A control display screen is arranged on the test controller 49. The input end of the test controller 49 is electrically connected to the output end of the external power supply through an external control switch group.

[0035] The test controller 49 adopts an industrial controller to analyze and display the data of the device test, which is convenient for controlling the test device and is more convenient to use.

[0036] The installation and fixing unit 3 includes a connecting plate 31, a fixed support rod 32, a stable support block 33, a connecting frame 34 and a rectangular plate 35. The upper surface of the fixed base plate 1 is fixedly connected to a connecting plate 31 at a position on the right side of the test controller 49, and a fixed support rod 32 is fixedly connected to the connecting plate 31. The four sides of the fixed support rod 32 are respectively fixedly connected to two stable support blocks 33 with equal intervals. The lower sides of all the stable support blocks 33 are respectively fixedly connected to the upper surface of a connecting plate 31. The upper ends of the fixed support rods 32 are respectively fixedly connected to the connecting frames 34 by bolts. The upper surface of the connecting frame 34 is fixedly connected to the rectangular plate 35, and the four corners of the rectangular plate 35 are provided with circular chamfers.

[0037] The connecting plate 31 is used to fix the fixed support rod 32, the fixed support rod 32 is used to fix the connecting frame 34, the connecting frame 34 is used to fix the rectangular plate 35, the rectangular plate 35 is used to support the supporting vertical plate 36, so as to facilitate the assembly of the device, and the stable support block 33 is used to make the fixed support rod 32 more stable to install the test device.

[0038] The mounting and fixing unit 3 also includes a supporting vertical plate 36 and a stabilizing support block 2 37. The upper surface of the rectangular flat plate 35 is fixedly connected to two supporting vertical plates 36 with equal spacing. A stabilizing support block 2 37 is respectively arranged on the left and right sides of the two supporting vertical plates 36. The lower ends of the four stabilizing support blocks 2 37 are respectively fixedly connected to the upper surface of a supporting vertical plate 36.

[0039] The second stabilizing support block 37 is used to make the support vertical plate 36 more stable, and the support vertical plate 36 is used to fix the connecting cylinder 38 to facilitate assembly of the device.

[0040] The mounting and fixing unit 3 also includes a connecting cylinder 38 and a rotating bearing 39. Circular holes are respectively opened on the two supporting vertical plates 36. The two circular holes respectively penetrate the front and rear sides of the supporting vertical plates 36. The two circular holes are rotatably connected to the connecting cylinder 38 through the rotating bearings 39.

[0041] The rotating bearing 39 is used to rotate the connecting cylinder 38, and the connecting cylinder 38 is used to connect the harmonic reducer 43 to be tested, so as to facilitate the test of the service life of the harmonic reducer 43 and facilitate its use.

[0042] The working principle of a harmonic reducer running-in test mechanism provided by the utility model is as follows: first, a connecting plate 31 is used to fix a fixed support rod 32, and the fixed support rod 32 is used to fix a connecting frame 34. The connecting frame 34 is used to fix a rectangular plate 35, and the rectangular plate 35 is used to support a supporting vertical plate 36, so as to facilitate assembly of the device. A stabilizing support block 1 33 is used to make the fixed support rod 32 more stable, and a stabilizing support block 2 37 is used to make the supporting vertical plate 36 more stable. The supporting vertical plate 36 is used to fix a connecting cylinder 38, and a rotating bearing 39 is used to rotate the connecting cylinder 38. The connecting cylinder 38 is used to connect a harmonic reducer 43 to be tested, and a motor support plate 41 is used to fix a test motor 42. The test motor 42 adopts a servo motor. The test motor 42 is started to drive the connection The cylinder 38 rotates to start the harmonic reducer 43 to be tested. The harmonic reducer 43 to be tested is used to connect to the connecting bar 44. The connecting bar 44 is used to connect to the fixing screw 47, which is convenient for connecting to the configuration disk 46. It is convenient to test the life of the harmonic reducer 43 to be tested by using the harmonic reducer 43 to be tested, which is convenient for running and testing. The circle counter 45 is used to record the number of circles of the connecting bar 44. The fixing screw 47 is used to fix the configuration disk 46. The configuration disk 46 uses weights of different rules to test the maximum bearing capacity of the harmonic reducer, which is convenient for testing the harmonic reducer. The nut 48 is used to fix and support the configuration disk 46. The test controller 49 uses an industrial controller to analyze and display the data of the device test, which is convenient for controlling the test device for testing.

[0043] It is worth noting that the core chip of the external control switch group disclosed in the above embodiments is a PLC single-chip microcomputer, the turn counter 45 adopts an industrial machine counter, the test controller 49 adopts an industrial controller, the test motor 42 adopts a servo motor, and the external control switch group controls the turn counter 45, the test controller 49 and the test motor 42 using methods commonly used in the prior art.

[0044] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A harmonic reducer running-in test mechanism, characterized in that: It comprises a fixed base plate (1), an installation and fixing unit (3), and a harmonic reducer testing unit (4); Fixed base plate (1): four corners are provided with rounded chamfers, four corners of the lower surface of the fixed base plate (1) are respectively fixedly connected to a support leg (2), and the upper surface of the fixed base plate (1) is provided with a mounting and fixing unit (3); The harmonic reducer test unit (4) comprises a motor support plate (41), a test motor (42), a harmonic reducer to be tested (43), a connecting strip (44) and a turn counter (45), wherein one side of two supporting vertical plates (36) in the mounting and fixing unit (3) is respectively fixedly connected to a motor support plate (41), and four rectangular array limit blocks are respectively fixedly connected to the two motor support plates (41), and a test motor (42) is respectively arranged at a position between the four limit blocks on the upper side surfaces of the two motor support plates (41), and the two motor support plates (41) are respectively fixedly connected to the motor support plates (41). The output shafts of the two test motors (42) are respectively fixedly connected to one end of a connecting cylinder (38) on the mounting and fixing unit (3); the other ends of the two connecting cylinders (38) are respectively connected to a harmonic reducer (43) to be tested via flanges; the two harmonic reducers (43) to be tested are respectively fixedly connected to a connecting bar (44) via flange 1; a turn counter (45) is respectively provided on the two connecting bars (44); the turn counter (45) and the input end of the test motor (42) are electrically connected to the output end of an external power supply via an external control switch group.

2. A harmonic reducer running-in test mechanism according to claim 1, characterized in that: The harmonic reducer test unit (4) further comprises a configuration disk (46), a fixed screw (47) and a nut (48); the non-corresponding side surfaces of the two connecting strips (44) are respectively fixedly connected with a fixed screw (47); the two fixed screws (47) are respectively arranged at positions away from the harmonic reducer (43) to be tested; the two fixed screws (47) are respectively fixedly connected with the configuration disk (46) via nuts (48); and all nuts (48) are respectively threadedly connected with the fixed screws (47).

3. A harmonic reducer running-in test mechanism according to claim 1, characterized in that: The harmonic reducer test unit (4) further comprises a test controller (49); the upper surface of the fixed base plate (1) is fixedly connected to a mounting seat at a position on the left side of the mounting fixing unit (3); a test controller (49) is arranged on the mounting seat; a control display screen is arranged on the test controller (49); an input end of the test controller (49) is electrically connected to an output end of an external power supply via an external control switch group.

4. A harmonic reducer running-in test mechanism according to claim 3, characterized in that: The mounting and fixing unit (3) comprises a connecting plate (31), a fixed support rod (32), a stable support block (33), a connecting frame (34) and a rectangular plate (35); the upper surface of the fixed base plate (1) is fixedly connected to a connecting plate (31) at a position located on the right side of the test controller (49); the connecting plate (31) is fixedly connected to a fixed support rod (32); the four sides of the fixed support rod (32) are respectively fixedly connected to two stable support blocks (33) with equal spacing; the lower sides of all the stable support blocks (33) are respectively fixedly connected to the upper surface of a connecting plate (31); the upper ends of the fixed support rods (32) are respectively fixedly connected to the connecting frame (34) by bolts; the upper surface of the connecting frame (34) is fixedly connected to the rectangular plate (35); and the four corners of the rectangular plate (35) are provided with rounded chamfers.

5. A harmonic reducer running-in test mechanism according to claim 4, characterized in that: The mounting and fixing unit (3) further comprises a supporting vertical plate (36) and a second stabilizing support block (37); the upper surface of the rectangular flat plate (35) is fixedly connected to two supporting vertical plates (36) at equal intervals; a second stabilizing support block (37) is respectively arranged on the left and right sides of the two supporting vertical plates (36); the lower ends of the four second stabilizing support blocks (37) are respectively fixedly connected to the upper surface of a supporting vertical plate (36).

6. A harmonic reducer running-in test mechanism according to claim 5, characterized in that: The mounting and fixing unit (3) further comprises a connecting cylinder (38) and a rotating bearing (39). Circular holes are respectively provided on the two supporting vertical plates (36). The two circular holes respectively penetrate the front and rear sides of the supporting vertical plates (36). The two circular holes are rotatably connected to the connecting cylinder (38) via the rotating bearings (39).

Images