Gear box performance testing device

Abstract

The utility model relates to the technical field of gear boxes, and discloses a gear box performance testing device which comprises a workbench, a telescopic rod is fixedly connected to the middle of the top of the workbench, the top of the telescopic rod penetrates through and is slidably connected with a base, and a fixing block penetrates through and is rotatably connected to the inner wall of the top of the base. And the fixing blocks penetrate through the tops of the telescopic rods and are in threaded connection with the tops of the telescopic rods, lead screw motors which are evenly distributed penetrate through the interiors of the two sides of the base and are fixedly connected with the interiors of the two sides of the base, bidirectional threaded rods penetrate through the middles of the lead screw motors and are in threaded connection with the middles of the lead screw motors, and nut pairs are in threaded connection with the outer rings of the bidirectional threaded rods. According to the utility model, the push plate is pushed to the back of the gearbox, the tension spring is used for fixing the clamping plate, and when the electric push rod is fixed forwards, the tension spring pulls the clamping plate to clamp and fix the gearbox, so that the test device can be ensured to keep a stable position and posture in a test process, and the accuracy of a test result is prevented from being influenced by position change.

Description

Technical Field

[0001] The utility model relates to the technical field of gear boxes, in particular to a gear box performance testing device. Background Art

[0002] The gearbox performance test device is a device used to test the performance and function of the gearbox, including indicators such as gear transmission efficiency, noise level, vibration, temperature change, etc. The device is usually composed of components such as motors, sensors, data acquisition systems, and controllers. It can simulate the operation of the gearbox under real working conditions, provide data support for researchers and engineers, and help optimize design and improve product quality. Through the test and evaluation of the gearbox performance test device, manufacturers can ensure that their products meet the specified standards and requirements and improve product reliability and performance.

[0003] After searching, the existing Chinese patent publication number is: CN220153879U, which provides a gearbox testing device. The patent sets an adjustment component between the connecting shaft and the center shaft to detect the forward and reverse rotation and telescopic performance of the gearbox output shaft. It can test gearboxes with both rotation and telescopic functions.

[0004] Although the above patent can test gearboxes with both rotation and telescopic functions, the above gearbox testing device still has the following problems: when facing different gearboxes, it may not be processed in time due to different sizes, resulting in work efficiency problems.

[0005] In view of the above problems, a gearbox performance testing device is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a gear box performance testing device, which solves the problem of work efficiency caused by size problem in the background technology.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a gearbox performance testing device, comprising a workbench, a telescopic rod fixedly connected to the middle of the top of the workbench, the top of the telescopic rod passes through and is slidably connected to a base, the top inner wall of the base passes through and is rotatably connected to a fixed block, and the fixed block and the top of the telescopic rod are passed through and threadedly connected, and evenly distributed screw motors are passed through and fixedly connected to the inside of both sides of the base, a bidirectional threaded rod is passed through and threadedly connected to the middle of the screw motor, the outer ring of the bidirectional threaded rod is threadedly connected to a nut pair, both ends of the bidirectional threaded rod are passed through and threadedly connected to a baffle, and the baffle and the nut pair are passed through and threadedly connected, and a fixing component is provided on the top right side of the workbench.

[0008] By adopting the above technical solution, the baffle is telescopically adjusted using a screw motor, a bidirectional threaded rod and a nut pair. When facing gear boxes of different sizes, it can be adjusted in time to improve work efficiency. The telescopic rod set at the bottom of the base can be adjusted when facing gear boxes of different sizes because the output ends are different in different sizes.

[0009] As a further description of the above technical solution: the fixing component includes an electric push rod, which is fixedly connected to the top right side of the workbench, and the output end of the electric push rod is fixedly connected to a push plate, and a tension spring is passed through and provided in the middle of the push plate, and both ends of the tension spring are passed through and fixedly connected with a splint.

[0010] By adopting the above technical solution, the push plate is pushed to the rear of the gear box by the electric push rod to fix it, and the clamping plate is fixed by the tension spring. When the electric push rod is fixed forward, the tension spring pulls the clamping plate to clamp and fix the gear box, which can ensure that the test device maintains a stable position and posture during the test, avoiding the accuracy of the test results being affected by position changes.

[0011] As a further description of the above technical solution: the left and right sides of the front side of the workbench are fixedly connected with evenly distributed connecting blocks, the middle of the connecting block is penetrated by a connecting rod and rotatably connected, and the middle of the two connecting blocks is fixedly connected with a single-sided door panel.

[0012] By adopting the above technical solution, a connecting block, a connecting rod and a single-sided door panel are arranged at the bottom of the workbench for connection, and the single-sided door panel can be opened to process the internal situation of the machine.

[0013] As a further description of the above technical solution: a fixing seat is fixedly connected to the left side of the top of the workbench, and a motor is fixedly connected to the top of the fixing seat.

[0014] By adopting the above technical solution, the motor and the workbench are connected using a fixing base, thereby avoiding direct installation on the workbench, which would cause wear to the workbench.

[0015] As a further description of the above technical solution: screws are passed through and threadedly connected to the four corners of the fixing seat, and the screws are passed through and threadedly connected to the workbench.

[0016] By adopting the above technical solution, screws are used to connect the workbench and the fixing base to avoid the influence of shaking on the motor during work.

[0017] As a further description of the above technical solution: a coupling is fixedly connected to the middle of the top of the workbench, the input end of the coupling is slidably connected to a flange, and the flange is penetrated and slidably connected to the output end of the motor.

[0018] By adopting the above technical solution, the output end of the motor and the input end of the coupling are connected and fixed using a flange.

[0019] As a further description of the above technical solution: bolts are passed through and threadedly connected to the four corners of the flange, the output end of the coupling is fixedly connected to a gear box, and the gear box is in contact with the top of the base.

[0020] By adopting the above technical solution, the output end of the coupling and the input end of the gear box are fixed using a flange.

[0021] As a further description of the above technical solution: a control button is provided on the top of the workbench.

[0022] By adopting the above technical solution, the motor is controlled using the control button to adjust the data required for the test.

[0023] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0024] 1. The utility model provides a gear box performance testing device. First, the baffle is telescopically adjusted by using a screw motor, a bidirectional threaded rod and a nut pair. When facing gear boxes of different sizes, it can be adjusted in time to improve work efficiency. The telescopic rod is set at the bottom of the base. When replacing gear boxes of different sizes, the height of the output end is also different, so it is adjusted to unify the height.

[0025] 2. The utility model provides a gearbox performance testing device, which pushes the push plate to the rear of the gearbox and uses a tension spring to fix the clamping plate. When the electric push rod is fixed forward, the tension spring pulls the clamping plate to clamp the gearbox, which can ensure that the test device maintains a stable position and posture during the test, avoiding the accuracy of the test results being affected by position changes. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a front perspective view of the present utility model;

[0027] Figure 2 This is a schematic diagram of the screw motor of the utility model;

[0028] Figure 3 This is a schematic diagram of the electric push rod of the present utility model.

[0029] In the figure: 1. Workbench; 2. Connecting block; 3. Connecting rod; 4. Single-sided door panel; 5. Control button; 6. Fixed base; 7. Screw; 8. Motor; 9. Bolt; 10. Flange; 11. Coupling; 12. Base; 13. Telescopic rod; 14. Gearbox; 15. Baffle; 16. Clamp; 17. Fixed block; 18. Screw motor; 19. Bidirectional threaded rod; 20. Nut; 21. Electric push rod; 22. Push plate; 23. Tension spring. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] In order to further understand the content of the present invention, the present invention is described in detail with reference to the accompanying drawings.

[0032] Combine Figure 1 The utility model is a gearbox performance testing device, comprising a workbench 1, the front left and right sides of the workbench 1 are fixedly connected with evenly distributed connecting blocks 2, the middle of the connecting block 2 is penetrated and rotatably connected with a connecting rod 3, the middle of the two connecting blocks 2 is fixedly connected with a single-sided door panel 4, the top left side of the workbench 1 is fixedly connected with a fixing seat 6, the fixing seat 6 is used to connect the motor 8 and the workbench 1 to avoid direct installation on the workbench 1 and causing wear on the workbench 1, the top of the fixing seat 6 is fixedly connected with the motor 8, the four corners of the fixing seat 6 are penetrated and threaded with screws 7, and the screws The wire 7 passes through the workbench 1 and is threadedly connected. The workbench 1 and the fixed seat 6 are connected by screws 7 to avoid affecting the motor 8 due to shaking during work. A coupling 11 is fixedly connected to the middle of the top of the workbench 1. The input end of the coupling 11 is slidably connected to a flange 10, and the flange 10 passes through and is slidably connected to the output end of the motor 8. Bolts 9 pass through and are threadedly connected to the four corners of the flange 10. The output end of the coupling 11 is fixedly connected to a gear box 14, and the gear box 14 is in contact with the top of the base 12. A control button 5 is provided on the top of the workbench 1.

[0033] Combine Figure 1 and Figure 2A telescopic rod 13 is fixedly connected to the middle of the top of the workbench 1, and the top of the telescopic rod 13 passes through and is slidably connected to the base 12. The top inner wall of the base 12 passes through and is rotatably connected with a fixed block 17, and the fixed block 17 passes through and is threadedly connected to the top of the telescopic rod 13. The inside of both sides of the base 12 passes through and is fixedly connected with evenly distributed screw motors 18, and the middle of the screw motor 18 passes through and is threadedly connected with a bidirectional threaded rod 19. The outer ring of the bidirectional threaded rod 19 is threadedly connected with a nut pair 20, and the two ends of the bidirectional threaded rod 19 pass through and are threadedly connected with a baffle 15. The screw motor 18, the bidirectional threaded rod 19 and the nut pair 20 can adjust the baffle 15 to accommodate gear boxes 14 of different sizes, which is convenient for replacement and easy to work.

[0034] Combine Figure 1 and Figure 3 The fixing component includes an electric push rod 21, which is fixedly connected to the top right side of the workbench 1. The output end of the electric push rod 21 is fixedly connected to a push plate 22. A tension spring 23 is passed through the middle of the push plate 22 and is provided. Both ends of the tension spring 23 pass through and are fixedly connected with a clamping plate 16. A clamping plate 16 is provided on the top right side of the workbench 1. The clamping plate 16 is clamped by the tension spring. After fixing the gear box 14, the gear box 14 is clamped and fixed during work to ensure that the test device maintains a stable position and posture during the test to avoid affecting the accuracy of the test results due to position changes.

[0035] Working principle: First, connect the output end of the motor 8 and the input end of the coupling 11 through the flange 10, connect the gear box 14 at the output end of the coupling 11, install the telescopic rod 13 in the middle of the top of the workbench 1, use the telescopic rod 13 and the fixed block 17 to adjust the height of the base 12 to avoid different output end heights when replacing gear boxes 14 of different sizes, and use the screw motor 18, bidirectional threaded rod 19 and nut pair 20 to adjust the baffle 15 telescopically to face gear boxes 14 of different sizes, which is convenient for replacement and work. A splint 16 is set on the top right side of the workbench 1, and the splint 16 is clamped by a tension spring. After fixing the gear box 14, the gear box 14 is clamped and fixed during work.

[0036] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0037] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gearbox performance testing device, comprising a workbench (1), characterized in that: A telescopic rod (13) is fixedly connected to the middle of the top of the workbench (1), and the top of the telescopic rod (13) passes through and is slidably connected to the base (12). The top inner wall of the base (12) passes through and is rotatably connected to a fixed block (17), and the fixed block (17) and the top of the telescopic rod (13) are passed through and threadedly connected. The inside of both sides of the base (12) passes through and is fixedly connected with evenly distributed screw motors (18), and the middle of the screw motor (18) passes through and is threadedly connected with a bidirectional threaded rod (19), the outer ring of the bidirectional threaded rod (19) is threadedly connected with a nut pair (20), and both ends of the bidirectional threaded rod (19) pass through and are threadedly connected with a baffle (15), and the baffle (15) and the nut pair (20) pass through and are threadedly connected. A fixing component is provided on the right side of the top of the workbench (1).

2. A gearbox performance testing device according to claim 1, characterized in that: The fixing assembly comprises an electric push rod (21), the electric push rod (21) is fixedly connected to the top right side of the workbench (1), the output end of the electric push rod (21) is fixedly connected to a push plate (22), a tension spring (23) is passed through the middle of the push plate (22) and is provided, and both ends of the tension spring (23) pass through and are fixedly connected to a clamping plate (16).

3. The gearbox performance testing device according to claim 1, characterized in that: Evenly distributed connecting blocks (2) are fixedly connected to the left and right sides of the front side of the workbench (1); a connecting rod (3) passes through and is rotatably connected to the middle of the connecting block (2); and a single-sided door panel (4) is fixedly connected to the middle of the two connecting blocks (2).

4. A gearbox performance testing device according to claim 1, characterized in that: A fixing seat (6) is fixedly connected to the left side of the top of the workbench (1), and a motor (8) is fixedly connected to the top of the fixing seat (6).

5. A gearbox performance testing device according to claim 4, characterized in that: Screws (7) are passed through and threadedly connected to the four corners of the fixing seat (6), and the screws (7) are passed through and threadedly connected to the workbench (1).

6. The gearbox performance testing device according to claim 1, characterized in that: A coupling (11) is fixedly connected to the middle of the top of the workbench (1), and a flange (10) is slidably connected to the input end of the coupling (11), and the flange (10) and the output end of the motor (8) are penetrated and slidably connected.

7. A gearbox performance testing device according to claim 6, characterized in that: Bolts (9) are passed through and threadedly connected to the four corners of the flange (10), and the output end of the coupling (11) is fixedly connected to a gear box (14), and the gear box (14) is in contact with the top of the base (12).

8. The gearbox performance testing device according to claim 1, characterized in that: A control button (5) is provided on the top of the workbench (1).

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