Pre-calibration centering device for engine test

Abstract

The utility model discloses a pre-calibration centering device for engine testing, which comprises a testing mechanism arranged at one end of the side surface of a main box body, a rotating rod rotationally connected to one end in the main box body, a fixed block fixedly connected to one end in the main box body, a first bevel gear fixedly connected to one end of the side surface of the rotating rod, and a second bevel gear fixedly connected to the other end of the side surface of the rotating rod. A second bevel gear is arranged at one end above the first bevel gear, a threaded rod is fixedly connected to one end above the second bevel gear, and a connecting block is screwed to one end of the side face of the threaded rod; according to the utility model, through the main box body, the testing mechanism and the like, the problems that when some engines are tested, the centers of the engines need to be adjusted to be opposite to the centers of the testing mechanisms, the original operation states of the engines can be changed if the engines are not centered, and the testing results are inaccurate are solved; the problem that the performance of the engine cannot be truly reflected by a test result possibly due to misalignment is solved, and the problem that much time is consumed in the pre-calibration and alignment process of the engine is also solved.

Description

Technical Field

[0001] The utility model relates to the technical field of engine equipment, in particular to a pre-calibration centering device for engine testing. Background Art

[0002] Because some engines need to adjust the center of the engine relative to the center of the test structure during testing, if they are not aligned, the original operating state of the engine will be changed, resulting in inaccurate test results. Therefore, misalignment may cause the test results to fail to truly reflect the performance and problems of the engine. However, this process may require laboratory use time, so further improvement is needed. Utility Model Content

[0003] The purpose of the utility model is to provide a pre-calibration centering device for engine testing in order to solve the problems raised by the above background technology, thereby solving the problems raised by the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pre-calibration and centering device for engine testing, comprising: a testing mechanism arranged at one end of the side of a main housing, a rotating rod rotatably connected to one end inside the main housing, a fixed block fixedly connected to one end inside the main housing, a first bevel gear fixedly connected to one end of the side of the rotating rod, a second bevel gear arranged at one end above the first bevel gear, a threaded rod fixedly connected to one end above the second bevel gear, and a connecting block screwed to one end of the side of the threaded rod.

[0005] As a further solution of the utility model: a lifting plate is fixedly connected to one end of the side of the connecting block, and the lifting plate is slidably connected to the inside of the main box body. A first sliding groove is opened at one end above the lifting plate, a sliding plate is arranged at one end above the lifting plate, a sliding block is fixedly connected to one end below the sliding plate, and a handle is fixedly connected to one end above the sliding plate.

[0006] As a further solution of the utility model: a second slide groove is opened at one end of the side of the main box body, a lifting column is arranged at one end below the main box body, a calibration plate is slidably connected to one end of the side of the main box body, a calibration hole is opened at one end of the side of the calibration plate, and the second slide groove is adapted to the calibration plate.

[0007] As a further solution of the utility model: a rotating handle is fixedly connected to one end of the side surface of the rotating rod.

[0008] As a further solution of the present invention: the first bevel gear and the second bevel gear are adapted to each other.

[0009] As a further solution of the present invention: the first bevel gear, the second bevel gear, the threaded rod and the connecting block are each provided in two groups.

[0010] As a further solution of the present invention: the sliding block is matched with the first sliding groove.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model solves the problem that some engines need to adjust the center of the engine relative to the center of the test mechanism during testing through the main box body and the test mechanism. Misalignment will cause the original operating state of the engine to change, resulting in inaccurate test results. Therefore, misalignment may cause the test results to fail to truly reflect the performance and problems of the engine. It also solves the problem that a lot of time is consumed in the pre-calibration alignment process of the engine. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the overall internal structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the overall split structure in the utility model;

[0016] Figure 4 It is a schematic diagram of the overall structure from a second viewing angle in the utility model.

[0017] In the figure: 1. main box; 2. test mechanism; 3. rotating rod; 4. fixing block; 5. first bevel gear; 6. second bevel gear; 7. threaded rod; 8. connecting block; 9. lifting plate; 10. first slide groove; 11. slide plate; 12. slide block; 13. handle; 14. second slide groove; 15. lifting column; 16. calibration plate; 17. calibration hole; 18. rotating handle. DETAILED DESCRIPTION

[0018] 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.

[0019] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0020] Reference Figures 1 to 4 In an embodiment of the utility model, a pre-calibration centering device for engine testing includes: a testing mechanism 2 arranged at one end of a side surface of a main housing 1, a rotating rod 3 is rotatably connected to one end inside the main housing 1, a fixing block 4 is fixedly connected to one end inside the main housing 1, a first bevel gear 5 is fixedly connected to one end of the side surface of the rotating rod 3, a second bevel gear 6 is arranged at one end above the first bevel gear 5, a threaded rod 7 is fixedly connected to one end above the second bevel gear 6, and a connecting block 8 is screwed to one end of the side surface of the threaded rod 7.

[0021] With the above solution, the rotating rod 3 rotates, thereby driving the first bevel gear 5 and the meshing second bevel gear 6 to rotate, thereby driving the threaded rod 7 to rotate, thereby driving the threaded connection block 8 to move.

[0022] A lifting plate 9 is fixedly connected to one end of the side of the connecting block 8, a first sliding groove 10 is opened at the upper end of the lifting plate 9, a slide plate 11 is arranged at the upper end of the lifting plate 9, a sliding block 12 is fixedly connected to the lower end of the slide plate 11, and a handle 13 is fixedly connected to the upper end of the slide plate 11.

[0023] With the above solution, the slide plate 11 is pushed by the handle 13 to slide on the lifting plate 9, so that the position of the engine can be adjusted.

[0024] A second slide groove 14 is provided at one end of the side of the main box body 1, a lifting column 15 is provided at one end below the main box body 1, a calibration plate 16 is slidably connected to one end of the side of the main box body 1, a calibration hole 17 is provided at one end of the side of the calibration plate 16, and the second slide groove 14 is adapted to the calibration plate 16.

[0025] A rotating handle 18 is fixedly connected to one end of the side of the rotating rod 3 .

[0026] By adopting the above scheme, the lifting column 15 can adjust the height of the main box 1, the calibration plate 16 can find the center of the engine, align the center of the engine with the test mechanism 2, and the calibration plate 16 can adjust the required height by sliding.

[0027] The first bevel gear 5 and the second bevel gear 6 are adapted to each other.

[0028] The first bevel gear 5, the second bevel gear 6, the threaded rod 7 and the connecting block 8 are each provided in two groups.

[0029] The slide block 12 is matched with the first slide groove 10 .

[0030] The working principle of the utility model is: first, the main box body 1 is adjusted to a position with the same height as the test mechanism 2 through the lifting column 15, and then the main box body 1 is fitted with the table where the test mechanism 2 is placed, and then the calibration plate 16 is placed on the table where the test mechanism 2 is placed, so that the center of the test mechanism 2 is aligned with the center of the calibration hole 17, and then the engine is placed on the slide plate 11, and the rotating handle 18 is turned to drive the rotating rod 3 to rotate, thereby driving the first bevel gear 5 and the meshing second bevel gear 6 to rotate, thereby driving the threaded rod 7 to rotate, thereby driving the threaded connecting block 8 to drive the lifting plate 9 to slide in the main box body 1, so that the lifting and lowering of the lifting plate 9 can be realized, and the position of the engine is adjusted by lifting the lifting plate 9 and sliding the slide plate 11, so that its center is aligned with the center of the calibration hole 17, and then the calibration plate 16 is lifted and the slide plate 11 is pushed to align the center of the engine with the center of the test mechanism 2.

[0031] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pre-calibrated centering device for engine testing, comprising: A testing mechanism (2) is arranged at one end of the side of a main box body (1), characterized in that a rotating rod (3) is rotatably connected to one end inside the main box body (1), a fixed block (4) is fixedly connected to one end inside the main box body (1), a first bevel gear (5) is fixedly connected to one end of the side of the rotating rod (3), a second bevel gear (6) is arranged at one end above the first bevel gear (5), a threaded rod (7) is fixedly connected to one end above the second bevel gear (6), and a connecting block (8) is screwed to one end of the side of the threaded rod (7).

2. A pre-calibrated centering device for engine testing according to claim 1, characterized in that: A lifting plate (9) is fixedly connected to one end of the side of the connecting block (8), a first sliding groove (10) is provided at an upper end of the lifting plate (9), a sliding plate (11) is provided at an upper end of the lifting plate (9), a sliding block (12) is fixedly connected to a lower end of the sliding plate (11), and a handle (13) is fixedly connected to an upper end of the sliding plate (11).

3. A pre-calibrated centering device for engine testing according to claim 1, characterized in that: A second slide groove (14) is provided at one end of the side of the main box (1), a lifting column (15) is provided at one end below the main box (1), a calibration plate (16) is slidably connected to one end of the side of the main box (1), a calibration hole (17) is provided at one end of the side of the calibration plate (16), and the second slide groove (14) is adapted to fit the calibration plate (16).

4. A pre-calibrated centering device for engine testing according to claim 1, characterized in that: A rotating handle (18) is fixedly connected to one end of the side surface of the rotating rod (3).

5. A pre-calibrated centering device for engine testing according to claim 1, characterized in that: The first bevel gear (5) and the second bevel gear (6) are adapted to each other.

6. A pre-calibrated centering device for engine testing according to claim 1, characterized in that: The first bevel gear (5), the second bevel gear (6), the threaded rod (7) and the connecting block (8) are each provided in two groups.

7. A pre-calibrated centering device for engine testing according to claim 2, characterized in that: The sliding block (12) is adapted to the first sliding groove (10).

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