Running-in tool for harmonic reducer

Abstract

The utility model provides a harmonic reducer running-in tool, which relates to the technical field of harmonic reducer testing devices and comprises a base, a flange connecting seat, a connecting flange, a load tool and a load block. The flange connecting seat is fixedly connected to the base, a running-in output shaft is arranged in an installation sleeve of the flange connecting seat, the two ends of the running-in output shaft are connected with the driving motor and the connecting flange respectively, a speed reducer to be tested is connected to the connecting flange, and an output shaft of the speed reducer to be tested is connected with a load block through a load tool. The running-in tool has the beneficial effects that the running-in tool is provided with a plurality of load blocks, and the plurality of load blocks can be connected to the load tool in a combined connection manner, so that the load quality of the running-in tool is adjustable, and the running-in tool is high in universality, can be used for testing harmonic speed reducers of various models and various sizes, and can be used for testing harmonic speed reducers of various types and sizes. According to the running-in tool, the equipment cost of the harmonic reducer running-in test can be remarkably reduced, and the standardization of the harmonic reducer running-in test process is promoted.

Description

Technical Field

[0001] The utility model relates to the technical field of harmonic reducer testing devices, in particular to a harmonic reducer running-in tooling. Background Art

[0002] When the reducer is used for the first time, it needs to be tested through the running-in fixture to detect whether there are abnormal noises and vibrations in the operation of the reducer and whether its load capacity meets the design indicators, so as to determine whether it meets the requirements. At present, general harmonic reducer running-in fixtures are designed according to different harmonic reducer structures. The installation structure of these fixtures is complex and the load is fixed. Therefore, these fixtures can usually only test harmonic reducers of the same structure or even the same model, and the versatility is poor. At present, harmonic reducer manufacturing companies need to be equipped with multiple models of harmonic reducer running-in fixtures, and the equipment cost is high. In addition, the structural dimensions of these harmonic reducer running-in fixtures are different, which is not convenient for the standardization of the harmonic reducer testing process. Utility Model Content

[0003] In view of this, in order to improve the versatility of the harmonic reducer running-in tooling, reduce the equipment cost of the harmonic reducer running-in tooling, and promote the standardization of the harmonic reducer running-in test process, the utility model provides a harmonic reducer running-in tooling, including a base, a flange connection seat, a connecting flange, a load tooling and at least one load block;

[0004] The flange connection seat is fixedly connected to the base, and the flange connection seat includes a mounting sleeve, and the two ends of the mounting sleeve are respectively connected to the drive motor and the connecting flange, and a running-in output shaft is rotatably provided in the mounting sleeve, and the reducer to be tested can be fixed on the connecting flange, and the two ends of the running-in output shaft are respectively connected to the drive motor and the reducer to be tested;

[0005] The load fixture can be connected to the output shaft of the reducer to be tested, and the load block is connected to the load fixture.

[0006] Furthermore, the load fixture is provided with a load threaded hole, and the load block has multiple load blocks, and each load block is provided with a combination connection threaded hole and a combination connection screw at both ends. The multiple load blocks are connected end to end through the combination connection threaded hole and the combination connection screw, and the combination connection screw on the load block closest to the load fixture is connected to the load threaded hole.

[0007] Furthermore, an input gear is provided in the reducer to be tested, and the running-in output shaft is connected to the input gear by a key connection.

[0008] Furthermore, a clamp is provided at the end of the running-in output shaft close to the drive motor, and the clamp clamps the rotating shaft of the drive motor.

[0009] Furthermore, a first rotating bearing is provided in the installation sleeve, and the running-in output shaft is arranged in the installation sleeve through the first rotating bearing.

[0010] Furthermore, a bearing pressure plate is provided in the mounting sleeve, and the bearing pressure plate presses the first rotating bearing.

[0011] Furthermore, a avoidance hole is provided on the connecting flange, a second rotating bearing is disposed in the avoidance hole, the running-in output shaft passes through the avoidance hole and is connected to the reducer to be tested, and the second rotating bearing and the first rotating bearing jointly support the running-in output shaft.

[0012] Furthermore, the load fixture is a rod structure, with connecting rings and the load threaded holes respectively provided at both ends, and the connecting ring is fixed to the output shaft of the reducer to be tested by fastening screws.

[0013] Furthermore, the axis of the load threaded hole is perpendicular to the axis of the load fixture, so that the load block is vertically connected to the load fixture.

[0014] Furthermore, all the load blocks are cylindrical structures, and the combined connection threaded holes and the combined connection screws on the load blocks are coaxial with the load blocks.

[0015] The utility model provides a harmonic reducer running-in tooling with the following beneficial effects: the running-in tooling comprises a base, a flange connecting seat, a connecting flange, a load tooling and a load block; the flange connecting seat is fixedly connected to the base, a running-in output shaft is arranged in the mounting sleeve of the flange connecting seat, two ends of the running-in output shaft are respectively connected to a driving motor and a connecting flange, the reducer to be tested is connected to the connecting flange, the output shaft of the reducer to be tested is connected to the load block through the load tooling, wherein a plurality of load blocks are provided, and the plurality of load blocks can be connected to the load tooling through a combined connection, so that the load mass of the running-in tooling is adjustable, and at the same time, the reducer to be tested is connected to the flange connecting seat through the connecting flange, and the connecting flange can be selected according to the model of the reducer to be tested. The running-in tooling has strong versatility, and can test harmonic reducers of various models and sizes. The running-in tooling can significantly reduce the equipment cost of the harmonic reducer running-in test, and promote the standardization of the harmonic reducer running-in test process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic cross-sectional structure diagram of a harmonic reducer running-in tooling according to an embodiment of the utility model.

[0017] Figure 2 This is a component distribution diagram of a harmonic reducer running-in tooling according to an embodiment of the utility model.

[0018] In the above figure: 1-base, 2-flange connection seat, 21-mounting sleeve, 3-running-in output shaft, 31-clamping clamp, 32-bearing pressure plate, 4-connecting flange, 5-reducer to be tested, 6-driving motor, 7-load tooling, 8-load block, 81-combination connection screw, 82-combination connection threaded hole. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model clearer, the implementation mode of the utility model will be further described below in conjunction with the accompanying drawings.

[0020] Please refer to Figure 1 and Figure 2 A harmonic reducer running-in tooling includes a base 1, a flange connection seat 2, a connecting flange, a load tooling 7 and at least one load block 8.

[0021] The base 1 includes a horizontally arranged base plate and a base connecting plate perpendicular to the base plate. The base plate is fixed to the test bench by screws, and the base plate and the base connecting plate are connected by reinforcing ribs of a triangular plate structure. The flange connecting seat 2 is fixedly connected to the base connecting plate of the base 1. The base connecting plate is also provided with a mounting hole. The flange connecting seat 2 is provided with a mounting sleeve 21, and the mounting sleeve 21 is located in the mounting hole.

[0022] A running-in output shaft 3 is rotatably provided in the mounting sleeve 21; the two ends of the mounting sleeve 21 are respectively connected to a drive motor 6 and a connecting flange 4, the drive motor 6 and the connecting flange 4 are both connected to the flange connecting seat 2 by screws, the reducer 5 to be tested is fixed on the connecting flange 4, and the two ends of the running-in output shaft 3 are respectively connected to the drive motor 6 and the reducer 5 to be tested.

[0023] The load fixture 7 is connected to the output shaft of the reducer 5 to be tested, and the load block 8 is connected to the load fixture 7. In this embodiment, the load fixture 7 is provided with a load threaded hole, and the load block 8 has multiple load blocks, and each load block 8 is provided with a combination connection threaded hole 82 and a combination connection screw 81 at both ends, and multiple load blocks 8 are connected end to end through the combination connection threaded hole 82 and the combination connection screw 81, wherein the combination connection screw 81 on the load block 8 closest to the load fixture 7 is connected to the load threaded hole.

[0024] When the running-in fixture is working, the driving motor 6 drives the running-in output shaft 3 to rotate, and the running-in output shaft 3 drives the load fixture 7 and the load block 8 to rotate through the reducer 5 to be tested, so as to perform a running-in test on the reducer 5 to be tested. In the above structure, a plurality of load blocks 7 can be connected to the load fixture 7 in a combined connection manner, so that the load mass of the running-in fixture can be adjusted according to the running-in requirements of the reducer 5 to be tested, and the reducer 5 to be tested is connected to the flange connection seat 2 through the connecting flange 4, and the connecting flange 4 can also be selected according to the model of the reducer 5 to be tested. The running-in fixture has strong versatility and can test harmonic reducers of various models and sizes. The running-in fixture can significantly reduce the equipment cost of the harmonic reducer running-in test and promote the standardization of the harmonic reducer running-in test process.

[0025] Preferably, a clamping clamp 31 is provided at the end of the running-in output shaft 3 near the drive motor. The clamping clamp 31 is a ring structure with an opening. The end of the running-in output shaft 3 is located in the clamping clamp 31. The opening of the clamping clamp 31 forms two connecting ends. Both connecting ends have two connecting threaded holes. A connecting screw is provided in the threaded hole, and the end of the connecting screw passes through the mounting sleeve 21, which is convenient for the staff to loosen and tighten the connecting screw. When the staff loosens the connecting screw, the inner diameter of the clamping clamp 31 becomes slightly larger, which is convenient for the staff to install the drive motor so that the rotating shaft of the drive motor can be installed in the clamping clamp 31. Then the staff tightens the connecting screw, and the inner diameter of the clamping clamp 31 is reduced, thereby clamping and fixing the running-in output shaft 3 and the rotating shaft of the drive motor at the same time, so that the clamping clamp 31 clamps and connects the rotating shaft of the drive motor and the running-in output shaft 3. In this embodiment, the reducer 5 to be tested is provided with an input gear, and the running-in output shaft 3 is connected to the input gear away from the drive motor by a key connection. In this embodiment, the reducer 5 to be tested is a vertical reducer, that is, the input gear axis of the reducer 5 to be tested is perpendicular to the output shaft of the reducer 5 to be tested.

[0026] Preferably, a stepped groove structure is provided in the mounting sleeve 21, a first rotating bearing is provided in the mounting sleeve 21, and the running-in output shaft 3 is arranged in the mounting sleeve 21 through the first rotating bearing. A bearing pressure plate 32 is also provided in the mounting sleeve 21, and the bearing pressure plate 32 presses the first rotating bearing. A clearance hole is provided on the connecting flange 4, and a second rotating bearing is provided in the clearance hole. The running-in output shaft 3 passes through the clearance hole and is connected to the reducer 5 to be tested, and the second rotating bearing and the first rotating bearing jointly support the running-in output shaft 3. The running-in output shaft 3 is rotationally supported by two rotating bearings, so that the stability of the running-in tooling can be improved.

[0027] Preferably, the load fixture 7 is a rod structure, and a connecting ring and the load threaded hole are respectively provided at both ends thereof, and the connecting ring is fixed to the output shaft of the reducer 5 to be tested by a fastening screw. All the load blocks 8 are cylindrical structures, and the combined connecting threaded hole 82 and the combined connecting screw 81 on the load block 8 are coaxial with the load block 8. A plurality of load blocks 8 are connected end to end to form a long rod load structure, and the axis of the load threaded hole is perpendicular to the axis of the load fixture 7, so that the load block 8 is vertically connected to the load fixture to increase the torque of the load block 8 relative to the reducer 5 to be tested.

[0028] In this document, the directional words such as front, back, top, and bottom are defined by the positions of the components in the drawings and the positions of the components relative to each other, and are only for the sake of clarity and convenience in expressing the technical solution. It should be understood that the use of the directional words should not limit the scope of protection claimed in this application.

[0029] In the absence of conflict, the above embodiments and features in the embodiments may be combined with each other.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A harmonic reducer running-in tool, characterized in that: It includes a base, a flange connection seat, a connection flange, a load tooling and at least one load block; The flange connection seat is fixedly connected to the base, and a mounting sleeve is provided on the flange connection seat, and the two ends of the mounting sleeve are respectively connected to the drive motor and the connecting flange, and a running-in output shaft is rotatably provided in the mounting sleeve, and the reducer to be tested can be fixed on the connecting flange, and the two ends of the running-in output shaft are respectively connected to the drive motor and the reducer to be tested; The load fixture can be connected to the output shaft of the reducer to be tested, and the load block is connected to the load fixture.

2. A harmonic reducer running-in tooling according to claim 1, characterized in that: The load fixture is provided with a load threaded hole, and the load block has multiple load blocks. Both ends of the load block are respectively provided with a combined connection threaded hole and a combined connection screw. The multiple load blocks are connected end to end through the combined connection threaded hole and the combined connection screw, and the combined connection screw on the load block closest to the load fixture is connected to the load threaded hole.

3. The harmonic reducer running-in tooling according to claim 1, characterized in that: An input gear is arranged in the reducer to be tested, and the running-in output shaft is connected to the input gear by a key connection.

4. The harmonic reducer running-in tooling according to claim 1, characterized in that: A clamp is provided at the end of the running-in output shaft close to the drive motor, and the clamp clamps the rotating shaft of the drive motor.

5. The harmonic reducer running-in tooling according to claim 1, characterized in that: A first rotating bearing is also provided in the installation sleeve, and the running-in output shaft is arranged in the installation sleeve through the first rotating bearing.

6. A harmonic reducer running-in tooling according to claim 5, characterized in that: A bearing pressure plate is also provided in the mounting sleeve, and the bearing pressure plate presses the first rotating bearing.

7. The harmonic reducer running-in tooling according to claim 5, characterized in that: The connecting flange is provided with an avoidance hole, a second rotating bearing is disposed in the avoidance hole, the running-in output shaft passes through the avoidance hole and is connected to the reducer to be tested, and the second rotating bearing and the first rotating bearing jointly support the running-in output shaft.

8. The harmonic reducer running-in tooling according to claim 2, characterized in that: The load fixture is a rod structure, and a connecting ring and the load threaded hole are respectively provided at two ends of the rod structure. The connecting ring is fixed to the output shaft of the reducer to be tested by a fastening screw.

9. The harmonic reducer running-in tooling according to claim 8, characterized in that: The axis of the load threaded hole is perpendicular to the axis of the load fixture, so that the load block is vertically connected to the load fixture.

10. The harmonic reducer running-in tooling according to claim 8, characterized in that: All the load blocks are cylindrical structures, and the combined connection threaded holes and combined connection screws on the load blocks are coaxial with the load blocks.

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