Engine testing machine leg tool

By designing engine test machine foot fixtures that include components such as base plates, triangular plates, and partitions, the problem of adaptability to large-capacity oil pans was solved, achieving compatibility with all engine models and stable support, thus ensuring the smooth conduct of engine tests.

CN223485500UActive Publication Date: 2025-10-28Y & C ENGINE
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Patent Information

Application Number
CN202422837306.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-21
Publication Date
2025-10-28
Estimated Expiration
2034-11-21

AI Technical Summary

Technical Problem

Existing engine testing machine tooling cannot accommodate large-capacity oil pans, resulting in the inability to achieve online operation and insufficient working space, which makes engine testing difficult.

Method used

Design an engine test machine foot fixture that includes a base plate, triangular plate, partition plate, circulating water pipe through hole, reinforcing rib, pressure block, top plate and positioning pin. The triangular structure and adjustable bolt fixing structure achieve compatibility and stable support for all models.

Benefits of technology

It enables convenient switching and robust support between different engine models, ensuring stable engine operation, making full use of space layout, and ensuring safe engine production.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223485500U_ABST
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Abstract

The utility model discloses an engine testing machine foot tool, which comprises a bottom plate and two triangular plates, and the two triangular plates are fixedly connected to the two sides of the top of the bottom plate respectively. The partition plate is fixedly connected to the top of the bottom plate; the circulating water pipe through hole is formed in the front surface of the partition plate; the reinforcing rib is fixedly connected to one side of one triangular plate; the pressing block is fixedly connected to the tops of the two triangular plates; and the top plate is fixedly connected to the top of the pressing plate through a bolt. The tool is convenient to operate, the compatibility of all types is achieved, and the tedious step that different machine legs need to be switched for different types is avoided; operation is stable, and the engine operates and circulates more firmly and stably through a triangular structure; the circulating water pipe passes through the through holes by means of the advantages of the machine legs, space layout is fully utilized, and safe and smooth production of the engine is guaranteed.
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Description

Technical Field

[0001] This utility model belongs to the field of testing machine foot processing technology. Specifically, this utility model relates to an engine testing machine foot tooling. Background Technology

[0002] Currently, most engine manufacturers develop a wide variety of products, including those for automobiles, engineering, marine, generator sets, and agriculture. Even products for the same purpose are further subdivided. For example, automobile engines are divided into city bus engines, highway vehicle engines, and engineering vehicle engines, etc. These diverse products require bench development and testing before they can be applied in daily life and production. During bench development and testing, the mounting feet on the bench differ depending on the engine's intended use, and the tooling required during manufacturing also varies.

[0003] However, the aforementioned engine test machine foot fixture still has the following drawbacks:

[0004] 1. The newly developed large-capacity oil pan is larger in length, width, and height than the oil pan currently in use. The large-capacity oil pan cannot be supported for online rotation using engine mounts, which prevents the engine from undergoing trial runs.

[0005] 2. Due to the change of the oil pan to a larger capacity, the working space has become smaller, and there are problems such as the inability to assemble many supporting components, such as (there is no space to connect the inlet and outlet circulation pipes, and the current structure of the machine feet is not compatible and cannot be rotated). Utility Model Content

[0006] This utility model provides an engine testing machine foot fixture, which solves the problems mentioned in the background art.

[0007] To achieve the above objectives, the technical solution adopted by this utility model is as follows: an engine test machine foot fixture, including a base plate, and further comprising...

[0008] Two triangular plates are fixedly connected to both sides of the top of the base plate;

[0009] A partition, which is fixedly connected to the top of the base plate;

[0010] A through-hole for the circulating water pipe is provided on the front side of the partition.

[0011] A reinforcing rib, which is fixedly connected to one side of one of the triangular plates;

[0012] A pressure block, which is fixedly connected to the top of the two triangular plates;

[0013] A top plate, which is fixedly connected to the top of the pressure plate by bolts;

[0014] A positioning pin, wherein the positioning pin is disposed on one side of the top of the top plate;

[0015] Preferably, bolt fixing grooves are provided on both the front and rear sides of the top of the base plate.

[0016] Preferably, a forward and backward sliding groove is provided on one side of the bottom of the base plate.

[0017] The beneficial effects of adopting the above technical solutions are:

[0018] 2. Convenient tooling operation: It is compatible with all models, eliminating the tedious steps of switching between different feet for different models.

[0019] 3. Stable operation: The triangular structure makes the engine operation more stable and robust.

[0020] 4. The circulating water pipes utilize the machine feet to pass through the perforations, making full use of the space layout and ensuring safe and smooth engine production. Attached Figure Description

[0021] Figure 1 This utility model provides an overall structural schematic diagram. Figure 1 ;

[0022] Figure 2 This utility model provides an overall structural schematic diagram. Figure 2 ;

[0023] Figure 3 This is a schematic diagram of the structure of the base plate of this utility model;

[0024] Figure 4 This is a schematic diagram of the top plate of this utility model;

[0025] in:

[0026] 1. Base plate; 2. Triangle plate; 3. Partition plate; 4. Through hole for circulating water pipe; 5. Reinforcing rib; 6. Pressure block; 7. Top plate; 8. Positioning pin; 9. Bolt fixing groove; 10. Front and rear moving slide. Detailed Implementation

[0027] The specific embodiments of this utility model will be further described in detail below with reference to the accompanying drawings, in order to help those skilled in the art to have a more complete, accurate and in-depth understanding of the concept and technical solution of this utility model, and to facilitate its implementation.

[0028] like Figures 1 to 4As shown, this utility model is an engine test foot fixture that is compatible with all engine models and solves the cumbersome steps of switching between different foot types for different engine models.

[0029] Specifically, such as Figures 1 to 4 As shown, it includes a base plate 1, and also includes...

[0030] Two triangular plates 2 are fixedly connected to the two sides of the top of the base plate 1 respectively;

[0031] Partition 3 is fixedly connected to the top of the base plate 1;

[0032] The circulating water pipe passes through the hole 4, which is located on the front side of the partition 3.

[0033] Reinforcing rib 5 is fixedly connected to one side of a triangular plate 2;

[0034] Pressure block 6 is fixedly connected to the top of the two triangular plates 2;

[0035] Top plate 7 is fixedly connected to the top of pressure plate 6 by bolts;

[0036] Positioning pin 8 is located on one side of the top of the top plate 7;

[0037] Bolt fixing grooves 9 are provided on both the front and rear sides of the top of the base plate 1.

[0038] A forward and backward sliding groove 10 is provided on one side of the bottom of the base plate 2.

[0039] The specific working method is described below using specific embodiments: Example 1

[0040] The locating pin 8 mates with the engine pin hole, preventing the engine from shifting forward, backward, left, or right when seated. The threaded hole for fixing the pressure block 6 is used to install the pressure block 6, pressing down on the cylinder block step to prevent the engine from bouncing up and down during testing. The bolt fixing groove 9 secures the engine mount to the tray, and its structure allows for greater bolt adjustment. The forward and backward sliding groove 10 guides the forward and backward movement and can be adjusted with the tray track to keep the engine and dynamometer drive shaft within acceptable limits. The top plate 7 ensures a smooth and secure fit for all engine models. The circulating water pipe through hole 4 allows for water circulation when space is limited between the engine and the tray, enabling water circulation. The triangular structure of the triangular plate 2 provides greater stability and reliability. The reinforcing ribs enhance the load-bearing capacity of the locating pin area.

[0041] The present invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described manner. Any non-substantial improvements made by adopting the inventive concept and technical solution of the present invention, or the direct application of the inventive concept and technical solution to other situations without modification, are all within the protection scope of the present invention.

Claims

1. A mounting fixture for an engine testing machine, comprising a base plate (1), characterized in that: Also includes Two triangular plates (2) are fixedly connected to the two sides of the top of the base plate (1); Partition (3), the partition (3) is fixedly connected to the top of the base plate (1); The circulating water pipe has a through hole (4), which is located on the front side of the partition (3); A reinforcing rib (5) is fixedly connected to one side of one of the triangular plates (2); A pressure block (6) is fixedly connected to the top of the two triangular plates (2); Top plate (7), which is fixedly connected to the top of the pressure block (6) by bolts; Positioning pin (8) is located on one side of the top of the top plate (7).

2. The engine test machine foot fixture according to claim 1, characterized in that: The bottom plate (1) has bolt fixing grooves (9) on both the front and rear sides of its top.

3. The engine test machine foot fixture according to claim 1, characterized in that: A forward and backward sliding groove (10) is provided on one side of the bottom of the base plate (1).