CN216082052U

CN216082052U - Durability testing device of gear shifting actuator

Info

Publication number: CN216082052U
Application number: CN202122740206.6U
Authority: CN
Inventors: 周波
Original assignee: Zhikou Technology Suzhou Co ltd
Current assignee: Zhikou Technology Suzhou Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-03-18
Anticipated expiration: 2031-11-10

Abstract

The utility model relates to a durability testing device of a gear shifting actuator, which comprises a bottom plate, wherein a guide shaft seat is arranged on the bottom plate, a guide rail is arranged on the guide shaft seat, a baffle is arranged at one end of the guide rail, a shaft pin fixing seat is arranged at the other end of the guide rail, a ratchet gear is arranged on the shaft pin fixing seat through a bearing, a shaft pin seat is arranged on the shaft pin seat, an input shaft pin is arranged on the shaft pin seat, a sliding block is arranged on the guide rail, a rotating shaft seat is arranged on the sliding block, a rotating shaft is arranged on the rotating shaft seat, a spring shaft is connected between the rotating shaft seat and the baffle, a spring is sleeved on the spring shaft, the rotating shaft is contacted with the ratchet gear through the spring on the spring shaft, a fixed column group is arranged on the bottom plate, and the fixed column group is arranged at the periphery of the shaft pin fixing seat. The utility model can simulate different torque loads, and can aim at different products, thereby achieving the purpose of reducing the cost.

Description

Durability testing device of gear shifting actuator

Technical Field

The utility model belongs to the technical field of automobile gear shifting systems, and particularly relates to a durability testing device for a gear shifting actuator.

Background

At present, for the durability test of an actuating mechanism for driving a gearbox to shift gears, a load is required to be carried during the test, and a load structure on the gearbox is generally directly used or a corresponding load device is manufactured according to a drawing of the load structure of the gearbox. Because the load on the existing gearbox generally adopts a plate spring structure, a special die is required for production during manufacturing, and the cost is high; in addition, since the conventional load and the heavy load on the transmission case respectively use different structures, the transmission case also needs to be manufactured separately, and the cost is further increased.

In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a new durability testing device for a shift actuator, so that the durability testing device has more industrial application value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a durability testing device for a gear shifting actuator.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a durability testing device of a gear shifting actuator comprises a bottom plate, wherein a guide shaft seat is arranged on the bottom plate, a guide rail is arranged on the guide shaft seat, a baffle is arranged at one end of the guide rail, a shaft pin fixing seat is arranged at the other end of the guide rail, a ratchet gear is arranged on the shaft pin fixing seat through a bearing, a shaft pin seat is arranged on the ratchet gear, an input shaft pin is arranged on the shaft pin seat and synchronously rotates with the ratchet gear, a sliding block is arranged on the guide rail, a rotating shaft seat is arranged on the sliding block, a rotating shaft is arranged on the rotating shaft seat, a spring shaft is connected between the rotating shaft seat and the baffle, a through hole is formed in the baffle, the spring shaft is connected in the through hole in a penetrating manner, a spring is sleeved on the spring shaft, two ends of the spring are respectively contacted with the baffle and the bearing seat, and the rotating shaft is contacted with the ratchet gear through the spring on the spring shaft, the bottom plate is provided with a fixed column group which is arranged on the periphery of the shaft pin fixing seat.

Preferably, in the durability test device for the gear shifting actuator, a handle is arranged on the base plate.

Preferably, in the durability test device for the gear shift actuator, an adjusting nut is screwed on the spring shaft, and the adjusting nut is adjacent to the rotating shaft seat.

Preferably, the durability test device for the gear shifting actuator comprises a fixed column group, a fixed shaft group and a fixed shaft group, wherein the fixed column group comprises a first fixed column, a second fixed column and a third fixed column, and the first fixed column, the second fixed column and the third fixed column are respectively arranged on the periphery of the shaft pin fixing seat.

Preferably, the durability testing device for the gear shift actuator is characterized in that: the ratchet gear 8 is provided with a curved surface with a groove and a bulge, and the curved surface is contacted with the rotating shaft.

By the scheme, the utility model at least has the following advantages:

the utility model realizes the durability test of the gear shifting actuating mechanism of the gearbox through the matching between the ratchet gear and the rotating shaft moving on the guide rail, can simulate different loads only by simple adjustment, can simulate different torque loads, and can aim at different products, thereby achieving the purpose of reducing the cost.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "vertical", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and for simplification of description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or vertical, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Examples

As shown in fig. 1, an endurance testing device of a gear shift actuator comprises a base plate 1, wherein a guide shaft seat 14 is arranged on the base plate 1, a guide rail 12 is arranged on the guide shaft seat 14, a baffle 13 is arranged at one end of the guide rail 12, a shaft pin fixing seat 7 is arranged at the other end of the guide rail 12, a ratchet gear 8 is arranged on the shaft pin fixing seat 7 through a bearing, a shaft pin seat 6 is arranged on the ratchet gear 8, an input shaft pin 5 is arranged on the shaft pin seat 6, the input shaft pin 5 and the ratchet gear 8 are synchronously rotated, a sliding block 11 is arranged on the guide rail 12, a rotating shaft seat 10 is arranged on the sliding block 11, a rotating shaft 9 is arranged on the rotating shaft seat 10, a spring shaft 15 is connected between the rotating shaft seat 10 and the baffle 13, a through hole is arranged on the baffle 13, the spring shaft 15 is inserted into the through hole, and a spring 16 is sleeved on the spring shaft 15, the two ends of the spring 16 are respectively contacted with the baffle and the bearing seat, the rotating shaft 9 enables the rotating shaft 9 to be contacted with the ratchet gear 8 through the spring on the spring shaft, the bottom plate 1 is provided with a fixed column group, and the fixed column group is arranged on the periphery of the shaft pin fixing seat 7.

In the utility model, a lifting handle is arranged on the bottom plate 1.

In the utility model, the spring shaft 15 is screwed with the adjusting nut 17, the adjusting nut 17 is adjacent to the rotating shaft seat 10, and the compression amount of the spring 15 can be adjusted by the rotation of the adjusting nut 17.

The fixing column group comprises a first fixing column 2, a second fixing column 3 and a third fixing column 4, wherein the first fixing column 2, the second fixing column 3 and the third fixing column 4 are respectively arranged on the periphery of a shaft pin fixing seat 7.

The ratchet gear 8 of the present invention has a curved surface with a groove and a protrusion, and the curved surface is in contact with the rotating shaft.

The working principle of the utility model is as follows:

when the ratchet gear mechanism works, when the actuator rotates, the output shaft of the actuator drives the input shaft pin 5 to rotate, and further drives the ratchet gear 8 to rotate; the ratchet gear 8 has a curved surface with grooves and protrusions, which is in contact with the rotating shaft 9, and each groove on the curved surface represents P, R, N, D gear position of the gearbox, when the rotating shaft 9 rotates from the groove of the ratchet gear 8 to the protrusion surface, the rotating shaft seat 10 and the spring shaft 15 are pushed to compress the spring 16, so that a certain torque is generated. Different torque loads can be simulated by only adjusting the adjusting nut 17 and changing the compression amount of the spring 16.

In the above process, each groove on the curved surface represents the gear P, R, N, D of the transmission, which is set by the person skilled in the art according to practice and will not be described in any detail.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A shift actuator durability test device characterized in that: comprises a bottom plate (1), a guide shaft seat (14) is arranged on the bottom plate (1), a guide rail (12) is arranged on the guide shaft seat (14), a baffle (13) is arranged at one end of the guide rail (12), a shaft pin fixing seat (7) is arranged at the other end of the guide rail (12), a ratchet gear (8) is arranged on the shaft pin fixing seat (7) through a bearing, a shaft pin seat (6) is arranged on the ratchet gear (8), an input shaft pin (5) is arranged on the shaft pin seat (6), the input shaft pin (5) and the ratchet gear (8) are synchronously rotated, a slide block (11) is arranged on the guide rail (12), a rotating shaft seat (10) is arranged on the slide block (11), a rotating shaft (9) is arranged on the rotating shaft seat (10), a spring shaft (15) is connected between the rotating shaft seat (10) and the baffle (13), and a through hole is arranged on the baffle (13), the spring shaft (15) is connected in the through hole in a penetrating mode, a spring (16) is sleeved on the spring shaft (15), two ends of the spring (16) are respectively contacted with the baffle and the bearing seat, the rotating shaft (9) enables the rotating shaft (9) to be contacted with the ratchet gear (8) through the spring on the spring shaft, a fixed column group is arranged on the bottom plate (1), and the fixed column group is arranged on the periphery of the shaft pin fixing seat (7).

2. The durability test device of a shift actuator according to claim 1, characterized in that: the bottom plate (1) is provided with a handle.

3. The durability test device of a shift actuator according to claim 1, characterized in that: an adjusting nut (17) is screwed on the spring shaft (15), and the adjusting nut (17) is adjacent to the rotating shaft seat (10).

4. The durability test device of a shift actuator according to claim 1, characterized in that: the fixed column group is composed of a first fixed column (2), a second fixed column (3) and a third fixed column (4), and the first fixed column (2), the second fixed column (3) and the third fixed column (4) are respectively arranged on the periphery of the shaft pin fixed seat (7).

5. The durability test device of a shift actuator according to claim 1, characterized in that: the ratchet gear (8) is provided with a curved surface with a groove and a bulge, and the curved surface is in contact with the rotating shaft.