Balance shaft gear assembly

Abstract

The utility model discloses a balance shaft gear assembly which comprises an operation table, the upper surface of the operation table is fixedly connected with a mounting frame, the side surface of the mounting frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a lead screw, the side surface of the lead screw is in threaded connection with a sleeve, and the sleeve is fixedly connected with the motor. The side surface of the sleeve is fixedly connected with a limiting block, and the side surface of the sleeve is fixedly connected with a transverse plate. According to the structure, the sliding block, the mounting plate, the telescopic rod, the limiting frame, the threaded rod and the push plate are matched with the balance shaft gear assembly crankshaft body, so that the balance shaft gear assembly crankshaft body can be clamped during detection and mounting and can be far away from an operation table; the detection structure is prevented from being affected by rolling during detection, meanwhile, the problem of inconvenient installation caused by continuous picking up during installation can be solved, and the limiting frame can move left and right and can be used for balance shaft gear assembly crankshaft bodies with different lengths.

Description

Technical Field

[0001] The utility model relates to the technical field of balance shaft gear assemblies, in particular to a balance shaft gear assembly. Background Art

[0002] The balance shaft gear assembly is an important component of the engine. The balance shaft is usually a metal shaft that is connected to the engine's crankshaft through specific gears and balances the vibration caused by the piston movement by rotating in the opposite direction.

[0003] Before the balance shaft crankshaft is manufactured and installed with gears, it usually needs to be tested. After passing the test, it can be installed with gears to form a balance shaft gear assembly. Since the existing crankshaft is usually placed on an operating table during testing, it is easy to roll and move on the operating table during testing, affecting the test results. In addition, it needs to be constantly picked up when placed on the surface of the operating table and installed with gears, which makes installation inconvenient. Utility Model Content

[0004] According to the described balance shaft gear assembly, the purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a balance shaft gear assembly, which cooperates with the balance shaft gear assembly crankshaft body through a slider, a mounting plate, a telescopic rod, a limit frame, a threaded rod, and a push plate, so that the balance shaft gear assembly crankshaft body can be clamped during detection and installation, and can be kept away from the operating table to avoid rolling during detection and affecting the detection structure. At the same time, it is convenient to solve the problem of inconvenience caused by constantly picking up during installation, and the limit frame can move left and right and can be used for balance shaft gear assembly crankshaft bodies of different lengths.

[0005] To achieve the above-mentioned purpose, the utility model also provides the above-mentioned operating table, the upper surface of the operating table is fixedly connected with a mounting frame, the side surface of the mounting frame is fixedly connected with a motor, the motor provides power for the rotation of the lead screw, the output end of the motor is fixedly connected with a lead screw, the side surface of the lead screw is threadedly connected with a sleeve, the side surface of the sleeve is fixedly connected with a limit block, the limit block guides the movement of the sleeve, the side surface of the sleeve is fixedly connected with a cross plate, the side surface of the cross plate is fixedly connected with a detection device body, the side surface of the detection device body is fixedly connected with a guide column, the side surface of the guide column is movably connected with a detection head, the detection head can move left and right under the action of the lead screw, and detects the crankshaft body of the balance shaft gear assembly during movement;

[0006] The upper surface of the operating table is provided with a slide groove, and the side inner wall of the slide groove is slidably connected with a slider, and the slider can move in the slide groove so that the distance between the limit frames is adjustable, and different positions of the rear supporting balance shaft gear assembly crankshaft body can be adjusted. The upper surface of the slider is fixedly connected with a mounting plate, and the upper surface of the mounting plate is fixedly connected with a telescopic rod, and the telescopic rod can adjust the height of the balance shaft gear assembly crankshaft body from the operating table through telescopic extension, and the output end of the telescopic rod is fixedly connected with the limit frame, and the side surface of the limit frame is threadedly connected with a threaded rod, and one end of the threaded rod is fixedly connected with a push plate, and the push plate and the limit frame can cooperate to clamp the balance shaft gear assembly crankshaft bodies of different diameters, thereby increasing the practicability of the device, and the upper surface of the limit frame is movably connected with the balance shaft gear assembly crankshaft body.

[0007] According to the balance shaft gear assembly, the motor is electrically connected to an external power source, and the side surface of the lead screw is rotationally connected to the mounting frame.

[0008] According to the balance shaft gear assembly, the side surface of the limit block is movably connected to the mounting frame, and the detection device body is electrically connected to an external power supply.

[0009] According to the balance shaft gear assembly, the detection head is electrically connected to the detection device body, and the side surface of the detection head is movably connected to the cross plate.

[0010] According to the balance shaft gear assembly, the lower surface of the mounting plate is movably connected to the operating table, and the lower surface of the push plate is movably connected to the limiting frame.

[0011] According to the described balance shaft gear assembly, the side surface of the push plate is movably connected to the crankshaft body of the balance shaft gear assembly, and the end of the threaded rod away from the push plate is fixedly connected to a turntable, which provides a fulcrum for a person to twist the threaded rod.

[0012] According to the balance shaft gear assembly, the lower surface of the operating table is fixedly connected with a support leg, and the side surface of the operating table is provided with a drawer, in which gears and the like can be placed.

[0013] According to the balancing shaft gear assembly, a handle is fixedly connected to the side surface of the drawer.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1This is a front view of a balance shaft gear assembly of the utility model;

[0017] Figure 2 It is a side view of a balance shaft gear assembly of the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of a balance shaft gear assembly of the utility model;

[0019] Figure 4 for Figure 2 A schematic diagram of the enlarged structure in the middle.

[0020] Legend:

[0021] 1. Operating table; 2. Mounting frame; 3. Motor; 4. Lead screw; 5. Sleeve; 6. Limit block; 7. Cross plate; 8. Detection device body; 9. Guide column; 10. Detection head; 11. Slide groove; 12. Slider; 13. Mounting plate; 14. Telescopic rod; 15. Limit frame; 16. Threaded rod; 17. Push plate; 18. Balance shaft gear assembly crankshaft body. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is a balance shaft gear assembly, which includes an operating table 1, the upper surface of the operating table 1 is fixedly connected with a mounting frame 2, the side surface of the mounting frame 2 is fixedly connected with a motor 3, the motor 3 provides power for the rotation of a lead screw 4, the output end of the motor 3 is fixedly connected with the lead screw 4, the motor 3 is electrically connected to an external power supply, the side surface of the lead screw 4 is rotationally connected to the mounting frame 2, the side surface of the lead screw 4 is threadedly connected with a sleeve 5, the side surface of the sleeve 5 is fixedly connected with a limit block 6, the limit block 6 guides the movement of the sleeve 5, and the side surface of the sleeve 5 is fixedly connected with a limit block 6. A cross plate 7 is fixedly connected to the side surface of the cross plate 7, a detection device body 8 is fixedly connected to the side surface of the limit block 6 and the mounting frame 2, the detection device body 8 is electrically connected to an external power supply, a guide column 9 is fixedly connected to the side surface of the detection device body 8, a detection head 10 is movably connected to the side surface of the guide column 9, the detection head 10 is electrically connected to the detection device body 8, the side surface of the detection head 10 is movably connected to the cross plate 7, the detection head 10 can move left and right under the action of the lead screw 4, and the balance shaft gear assembly crankshaft body 18 is detected during the movement.

[0024] A slide groove 11 is provided on the upper surface of the operating table 1, and a slider 12 is slidably connected to the side inner wall of the slide groove 11. The slider 12 can move in the slide groove 11, so that the distance between the limit frames 15 is adjustable, and the different positions of the rear support balance shaft gear assembly crankshaft body 18 can be adjusted. The upper surface of the slider 12 is fixedly connected to a mounting plate 13, and the upper surface of the mounting plate 13 is fixedly connected to a telescopic rod 14. The telescopic rod 14 can adjust the height of the balance shaft gear assembly crankshaft body 18 from the operating table 1 by telescoping. The output end of the telescopic rod 14 is fixedly connected to the limit frame 15, and the side surface of the limit frame 15 is threadedly connected to a threaded rod 16, and one end of the threaded rod 16 is fixedly connected to a push plate 17. The lower surface of the mounting plate 13 The surface is movably connected to the operating table 1, the lower surface of the push plate 17 is movably connected to the limit frame 15, the side surface of the push plate 17 is movably connected to the balance shaft gear assembly crankshaft body 18, and the end of the threaded rod 16 away from the push plate 17 is fixedly connected to a turntable, and the turntable provides a fulcrum for a person to twist the threaded rod 16. The push plate 17 and the limit frame 15 can cooperate to clamp the balance shaft gear assembly crankshaft body 18 of different diameters, thereby increasing the practicality of the device. The upper surface of the limit frame 15 is movably connected to the balance shaft gear assembly crankshaft body 18, the lower surface of the operating table 1 is fixedly connected to a support leg, and a drawer is provided on the side surface of the operating table 1, in which gears and the like can be placed, and a handle is fixedly connected to the side surface of the drawer.

[0025] Working principle: When inspecting the crankshaft body 18 of the balance shaft gear assembly, place it on the limit frame 15, and clamp it by the push plate 17 when the threaded rod 16 is turned. After clamping, turn on the power to start the telescopic rod 14 to adjust the distance between it and the detection head 10, start the motor 3 to rotate the screw 4, so that the detection head 10 is displaced while performing the detection. After the detection is completed, install the remaining components.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A balance shaft gear assembly, characterized in that: include: An operating table (1), wherein the upper surface of the operating table (1) is fixedly connected to a mounting frame (2), the side surface of the mounting frame (2) is fixedly connected to a motor (3), the output end of the motor (3) is fixedly connected to a lead screw (4), the side surface of the lead screw (4) is threadedly connected to a sleeve (5), the side surface of the sleeve (5) is fixedly connected to a limit block (6), the side surface of the sleeve (5) is fixedly connected to a transverse plate (7), the side surface of the transverse plate (7) is fixedly connected to a detection device body (8), the side surface of the detection device body (8) is fixedly connected to a guide column (9), and the side surface of the guide column (9) is movably connected to a detection head (10); The upper surface of the operating table (1) is provided with a slide groove (11), the inner side wall of the slide groove (11) is slidably connected to a slider (12), the upper surface of the slider (12) is fixedly connected to a mounting plate (13), the upper surface of the mounting plate (13) is fixedly connected to a telescopic rod (14), the output end of the telescopic rod (14) is fixedly connected to a limiting frame (15), the side surface of the limiting frame (15) is threadedly connected to a threaded rod (16), one end of the threaded rod (16) is fixedly connected to a push plate (17), and the upper surface of the limiting frame (15) is movably connected to a balance shaft gear assembly crankshaft body (18).

2. A balance shaft gear assembly according to claim 1, characterized in that: The motor (3) is electrically connected to an external power source, and the side surface of the lead screw (4) is rotationally connected to the mounting frame (2).

3. A balance shaft gear assembly according to claim 1, characterized in that: The side surface of the limit block (6) is movably connected to the mounting frame (2), and the detection device body (8) is electrically connected to an external power supply.

4. A balance shaft gear assembly according to claim 1, characterized in that: The detection head (10) is electrically connected to the detection device body (8), and the side surface of the detection head (10) is movably connected to the transverse plate (7).

5. The balance shaft gear assembly according to claim 1, characterized in that: The lower surface of the mounting plate (13) is movably connected to the operating table (1), and the lower surface of the push plate (17) is movably connected to the limiting frame (15).

6. A balance shaft gear assembly according to claim 1, characterized in that: The side surface of the push plate (17) is movably connected to the crankshaft body (18) of the balance shaft gear assembly, and one end of the threaded rod (16) away from the push plate (17) is fixedly connected to a rotating disk.

7. The balance shaft gear assembly according to claim 1, characterized in that: The lower surface of the operating table (1) is fixedly connected with supporting legs, and the side surface of the operating table (1) is provided with a drawer.

8. A balance shaft gear assembly according to claim 7, characterized in that: A handle is fixedly connected to the side surface of the drawer.

Images