CN219064873U - Gear test stand with adjustable center distance - Google Patents

Abstract

The utility model relates to the technical field of gear test benches, in particular to a gear test bench with adjustable center distance, comprising: a base, the bottom of which is provided with a first vertical plate and a second vertical plate; A first fixed plate is arranged outside, a second gear is arranged at the end of the first rotating shaft, a second fixed plate is arranged on the surface of the first vertical plate; and a motor is arranged on the top of the base; the beneficial effect is: The top of the base is provided with a second vertical plate, the second gear is fixed on the outside of the first rotating shaft, the first gear is fixed on the outside of the second rotating shaft, the motor drives the first rotating shaft to rotate, the first rotating shaft makes the second gear rotate, and the second The second gear meshes with the first gear so that the first gear and the second gear rotate together. When the size of the first gear and the second gear changes, loosen the screw on the surface of the second fixing plate to fix the first gear and the second gear On the surface of the second shaft and the first shaft.

Description

A gear test bench with adjustable center distance

technical field

The utility model relates to the technical field of gear test benches, in particular to a gear test bench with adjustable center distance.

Background technique

The gear test bench drives a set of gears to rotate through the motor, and then meshes another set of gears with this set of gears, so that the two sets of gears rotate together, so as to conduct experiments on the two sets of gears;

In the prior art, two sets of gears are fixed on the transmission shaft, and the transmission shaft is driven by the motor to make the gears rotate;

However, the transmission shafts are all fixed. When experimenting with gears of different sizes, it is necessary to replace the test bench with different distances between the transmission shafts, and if the transmission shaft is movable, it is difficult to ensure the distance between the two sets of gears after the transmission shaft is moved. Repeated meshing will affect the accuracy of the experiment.

Utility model content

The purpose of this utility model is to provide a gear test stand with adjustable center distance, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a gear test bench with adjustable center distance, including:

The base, the bottom of the base is provided with a first vertical board and a second vertical board;

a first rotating shaft, a first fixing plate is arranged on the outside of the first rotating shaft, a second gear is arranged on the end of the first rotating shaft, and a second fixing plate is arranged on the surface of the first vertical plate; and

The motor is arranged on the top of the base.

Preferably, a transmission gear is provided at the end of the motor, a transmission gear is provided at the end of the first rotating shaft, and the motor drives the first rotating shaft to rotate through the transmission gear.

Preferably, the surface of the first vertical plate is provided with a fixing groove and a sliding groove, the second rotating shaft is inserted into the sliding groove, the first fixing plate is fixed on the surface of the first vertical plate by a screw, and the first rotating shaft can be The internal rotation of the first riser and the second riser.

Preferably, a sliding groove is provided on the surface of the second vertical board, and the second rotating shaft can move in the sliding groove on the surface of the first vertical board and the sliding groove on the surface of the second vertical board.

Preferably, the end of the first shaft is fixed with a second gear, the end of the second shaft is fixed with a first gear, and the second gear meshes with the first gear.

Preferably, the surface of the first fixing plate is provided with a chute, the surface of the second fixing plate is provided with a chute, the section of the chute is T-shaped, a limit rod is arranged in the chute, and the end of the limit rod is set There is a moving rod, the top of the moving rod is provided with a screw rod, the bottom of the screw rod is inserted on the top of the moving rod, the screw rod can rotate inside the moving rod, and the moving up and down of the screw rod drives the moving rod to move up and down.

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

The top of the base proposed by this utility is provided with a second vertical plate, the second gear is fixed on the outside of the first rotating shaft, the first gear is fixed on the outside of the second rotating shaft, the motor drives the first rotating shaft to rotate, and the first rotating shaft makes the second The gear rotates, and the second gear meshes with the first gear, so that the first gear and the second gear rotate together. When the size of the first gear and the second gear changes, the screw on the surface of the second fixing plate is loosened, and the first gear and the second gear are moved together. The second gear is fixed on the surface of the second rotating shaft and the first rotating shaft, and the screw rod is screwed so that the moving rod moves up and down with the screw rod. When the moving rod moves up and down, the limit rod moves in the chute, and the second fixed plate and the first The distance between a fixed plate moves with the movement of the limit rod, which can accurately adjust the distance between the second gear and the first gear, so that after the first gear and the second gear are fully meshed, the second fixed plate can be screwed The screw on the surface of the plate fixes the position of the second fixed plate.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the utility model;

Fig. 2 is the three-dimensional structure schematic diagram of another viewing angle of the utility model;

Fig. 3 is a schematic diagram of a cross-sectional three-dimensional structure of the utility model;

FIG. 4 is an enlarged schematic diagram of the structure at A in FIG. 3 .

In the figure: base 1, motor 2, first rotating shaft 3, screw rod 4, first vertical plate 5, second vertical plate 6, first fixed plate 7, second rotating shaft 8, second fixed plate 9, first gear 10 , the second gear 11, the chute 12, the limit rod 13, the moving rod 14.

Detailed ways

In order to clearly and completely describe the purpose, technical solution, and advantages of the utility model, the embodiments of the utility model will be further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the present invention, rather than all embodiments, and are only used to explain the embodiments of the present invention, and are not intended to limit the embodiments of the present invention. Those of ordinary skill in the art All other embodiments obtained under the premise of no creative work belong to the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", The orientation or positional relationship indicated by "bottom", "side", "vertical" and "horizontal" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating Or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "a", "first", "second", "third", "fourth", "fifth" and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

For purposes of simplicity and illustration, the principles of the embodiments are mainly described with reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that in practice the embodiments may not be limited to these specific details. In some instances, well-known methods and structures have not been described in detail to avoid unnecessarily obscuring the embodiments. In addition, all the embodiments can be used in combination with each other.

Please refer to Figures 1 to 4, the utility model provides a technical solution: a gear test bench with adjustable center distance, including: a base 1, the bottom of the base 1 is provided with a first vertical plate 5 and a second vertical plate 6 , the surface of the first vertical plate 5 is provided with a fixing groove and a sliding groove, the second rotating shaft 8 is inserted in the sliding groove, the first fixing plate 7 is fixed on the surface of the first vertical plate 5 by a screw, and the first rotating shaft 3 can be The inner rotation of the first vertical plate 5 and the second vertical plate 6, the surface of the second vertical plate 6 is provided with a sliding groove, and the second rotating shaft 8 can be in the sliding groove on the surface of the first vertical plate 5 and the surface of the second vertical plate 6 Move in the sliding groove;

The first rotating shaft 3, the outside of the first rotating shaft 3 is provided with the first fixed plate 7, the end of the first rotating shaft 3 is provided with the second gear 11, the surface of the first vertical plate 5 is provided with the second fixed plate 9, the first The end of the rotating shaft 3 is fixed with a second gear 11, the end of the second rotating shaft 8 is fixed with a first gear 10, the second gear 11 meshes with the first gear 10, the surface of the first fixing plate 7 is provided with a chute 12, The surface of the second fixed plate 9 is provided with a chute 12, and the section of the chute 12 is T-shaped, and a limit rod 13 is arranged in the chute 12, and a moving rod 14 is arranged on the end of the limit rod 13, and the top of the moving rod 14 A screw 4 is provided, the bottom of the screw 4 is plugged into the top of the moving rod 14, the screw 4 can rotate inside the moving rod 14, and the moving up and down of the screw 4 drives the moving rod 14 to move up and down;

The motor 2 is arranged on the top of the base 1, the end of the motor 2 is provided with a transmission gear, the end of the first rotating shaft 3 is provided with a transmission gear, and the motor 2 drives the first rotating shaft 3 to rotate through the transmission gear.

The top of the base 1 is provided with a second vertical plate 6, the second gear 11 is fixed on the outside of the first rotating shaft 3, the first gear 10 is fixed on the outside of the second rotating shaft 8, the motor 2 drives the first rotating shaft 3 to rotate, and the first The rotating shaft 3 makes the second gear 11 rotate, and the second gear 11 meshes with the first gear 10, so that the first gear 10 and the second gear 11 rotate together. When the sizes of the first gear 10 and the second gear 11 change, the first gear 10 is released. The screws on the surface of the two fixed plates 9 fix the first gear 10 and the second gear 11 on the surfaces of the second rotating shaft 8 and the first rotating shaft 3, screw the screw 4 so that the moving rod 14 moves up and down with the screw 4, and the moving rod 14 In the process of moving up and down, the limit rod 13 moves in the chute 12, and the distance between the second fixed plate 9 and the first fixed plate 7 moves with the movement of the limit rod 13, which can accurately adjust the second gear 11 The distance from the first gear 10 is such that after the first gear 10 and the second gear 11 are fully meshed, screw the screw on the surface of the second fixing plate 9 to fix the position of the second fixing plate 9 .

Although the illustrative specific implementation of the application has been described above, so that those skilled in the art can understand the application, the application is not limited to the scope of the specific implementation. For those of ordinary skill in the art, as long as each As long as such changes are within the spirit and scope of the application defined and determined by the appended claims, all application creations utilizing the concepts of the application are included in the protection list.

Claims (6)

1. A gear test stand with adjustable center distance, characterized in that: the gear test stand with adjustable center distance comprises: The base (1), the bottom of the base (1) is provided with a first vertical plate (5) and a second vertical plate (6); The first rotating shaft (3), the outside of the first rotating shaft (3) is provided with the first fixed plate (7), the end of the first rotating shaft (3) is provided with the second gear (11), the first vertical plate (5) The surface of is provided with a second fixed plate (9); and The motor (2) is located on the top of the base (1). 2. A gear test bench with adjustable center distance according to claim 1, characterized in that: the end of the motor (2) is provided with a transmission gear, and the end of the first rotating shaft (3) is provided with a transmission gear. Gear, the motor (2) drives the first rotating shaft (3) to rotate through the transmission gear. 3. A gear test bench with adjustable center distance according to claim 2, characterized in that: the surface of the first vertical plate (5) is provided with a fixed groove and a sliding groove, and the second rotating shaft (8) is inserted into Connected in the sliding groove, the first fixed plate (7) is fixed on the surface of the first vertical plate (5) by a screw, and the first rotating shaft (3) can be connected between the first vertical plate (5) and the second vertical plate (6) internal rotation. 4. A gear test bench with adjustable center distance according to claim 3, characterized in that: the surface of the second vertical plate (6) is provided with a sliding groove, and the second rotating shaft (8) can be positioned at the first Move in the sliding groove on the surface of the vertical plate (5) and the sliding groove on the surface of the second vertical plate (6). 5. A gear test bench with adjustable center distance according to claim 4, characterized in that: the end of the first rotating shaft (3) is fixed with a second gear (11), and the second rotating shaft (8) A first gear (10) is fixed at the end of the gear, and the second gear (11) meshes with the first gear (10). 6. A gear test bench with adjustable center distance according to claim 5, characterized in that: the surface of the first fixed plate (7) is provided with a chute (12), and the second fixed plate (9) The surface of the chute (12) is provided with a chute (12), and the section of the chute (12) is T-shaped. A limit rod (13) is arranged in the chute (12), and a moving rod (14) is provided at the end of the limit rod (13). ), the top of the moving rod (14) is provided with a screw rod (4), the bottom of the screw rod (4) is inserted on the top of the moving rod (14), the screw rod (4) can rotate inside the moving rod (14), and the screw rod (4) moving up and down drives the moving bar (14) to move up and down.

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