CN111307386A - Standard drawer module vibration test tool - Google Patents

Abstract

The invention belongs to the field of aerospace technology, in particular to a standard drawer module vibration test tool. It includes a tooling base and a tooling cover. The tooling base is a U-shaped structure. The tooling cover is connected to the open end of the tooling base to form a mouth-shaped structure. The tooling base is provided with a scientific experiment drawer module installation interface and a vibration table installation interface. The tooling base includes a bottom plate and left and right plates arranged on both sides of the bottom plate, wherein the bottom plate is provided with a vibration table installation interface, and the left and right plates are provided with a scientific experiment drawer module installation interface. The invention provides a standard installation interface for the scientific experiment drawer module, can adapt to the ground mechanical vibration test requirements of different scientific experiment drawer modules, provides a standard installation interface, and has the advantages of convenient operation and quick installation.

Description

A standard drawer module vibration test tool

technical field

The invention belongs to the field of aerospace technology, in particular to a standard drawer module vibration test tool.

Background technique

With the development of the aerospace industry, carrying out space science experiments has become one of the important purposes of the current scientific and technological powers. The scientific experiment drawer module is the public carrier of space science experiments in different scientific fields.

The scientific experiment drawer module has to experience harsh mechanical environment and vibration coupling in multiple directions during the launch process. Therefore, in each stage of the development process, the mechanical vibration test on the ground to simulate the real launch is an indispensable link. . The scientific experiment drawer module is installed on the shaking table with the help of the test tool for random vibration, sinusoidal vibration and other mechanical tests. In order to truly reflect the mechanical feedback of the scientific experiment drawer module under certain input conditions, and to take into account the structural performance of the test tooling, at the same time, in order to improve the utilization rate of the tooling, the tooling is required to have high structural strength and rigidity and a standard installation interface. These put high demands on the design of the test tooling.

Therefore, how to provide a standard drawer module vibration test tool has become an urgent problem to be solved.

SUMMARY OF THE INVENTION

In view of the above problems, the purpose of the present invention is to provide a standard drawer module vibration test tool. The standard drawer module test tool provides a standard installation interface for the scientific experiment drawer module, which can adapt to the ground mechanical vibration test requirements of different scientific experiment drawer modules, provides a standard installation interface, and has the advantages of convenient operation and quick installation. Its structural rigidity and strength are high, which can meet the requirements of mechanical test, and greatly improve the efficiency of ground mechanical vibration test of scientific experiment drawer module.

In order to achieve the above object, the present invention adopts the following technical solutions:

A standard drawer module vibration test tooling includes a tooling base and a tooling cover, wherein the tooling base is a U-shaped structure, and the tooling cover is connected to the open end of the tooling base to form a mouth-shaped structure. There is a scientific experiment drawer module installation interface and a vibration table installation interface on it.

The tooling base includes a bottom plate and left and right plates disposed on both sides of the bottom plate, wherein the bottom plate is provided with the vibration table installation interface, and the left and right plates are provided with the scientific Experiment drawer module installation interface.

The left panel and the right panel are provided with a cable routing slot and a cable routing hole, the cable routing hole is arranged in the cable routing slot, and the scientific experiment drawer module installation interface is arranged in the on both sides of the cable duct described above.

The tooling cover is a flat plate structure, and is provided with a cable routing hole and a tooling base installation interface, and the tooling base installation interface is arranged on both sides of the tooling cover.

The advantages and beneficial effects of the present invention are:

1. The test tool of the present invention can provide a standard installation interface for various scientific experiment drawer modules, is convenient to operate and fast to install, and greatly improves the efficiency of the ground mechanical vibration test of the scientific experiment drawer module;

2. The test tool of the present invention adopts a mouth-shaped structure, which more effectively enhances the strength and rigidity of the tool, and ensures that the tool has a higher fundamental frequency to meet the test requirements.

3. The tooling base of the present invention is provided with a standard installation interface connected to the vibration table, and can perform sinusoidal vibration, random vibration, and 0.2g characteristic-level frequency sweep in X, Y and Z directions according to different mechanical vibration test input conditions. Vibration and other mechanical tests.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of the tooling base in the present invention;

FIG. 3 is a schematic structural diagram of a tooling cover plate in the present invention.

In the picture: 1-tooling base; 101-left side panel; 102-right side panel; 103-bottom panel; 104-cable routing slot; 105-cable routing hole; 106-scientific experiment drawer module installation interface; 107-vibration Mounting interface;

2- Tooling cover plate; 201- Cable routing hole; 202- Tooling base installation interface;

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in Figures 1-2, a standard drawer module vibration test tool provided by the present invention includes a tool base 1 and a tool cover 2, wherein the tool base 1 is a U-shaped structure, and the tool cover 2 is connected to the tool base 1. The open end forms a mouth-shaped structure, and the tooling base 1 is provided with a scientific experiment drawer module installation interface 106 and a vibration table installation interface 107 .

The tooling base 1 includes a bottom plate 103 and a left side plate 101 and a right side plate 102 arranged on both sides of the bottom plate 103. The bottom plate 103 is provided with a vibration table installation interface 107, and the left side plate 101 and the right side plate 102 are provided with scientific experiments. Drawer module mounting interface 106 .

The left side panel 101 and the right side panel 102 are provided with a cable routing slot 104 and a cable routing hole 105. The cable routing hole 105 is arranged in the cable routing slot 104, and the scientific experiment drawer module installation interface 106 is arranged in the cable routing slot. Both sides of the wire slot 104 .

The left panel 101 and the right panel 102 provide standard installation interfaces for the drawer module through the scientific experiment drawer module installation interface 106 , and provide routing paths for the sensor cables through the cable routing slot 104 and the cable routing hole 105 . The bottom plate 103 connects the entire standard drawer module vibration test tool to the vibration table through the vibration table installation interface 107 .

The tooling base adopts a U-shaped structure, which is relatively simple in form, easy to process, relatively high in strength and rigidity, and has good structural stability; the bottom plate 103 is provided with a vibration table installation interface 107 connected to the vibration table, which can fix the tooling in a specific On the left side panel 101 and the right side panel 102, on the one hand, the scientific experiment drawer module is provided with a standard installation interface for its installation and fixation, and on the other hand, there are sensor cable routing holes. and wiring ducts to facilitate sensor cable routing.

As shown in FIG. 3 , the tooling cover 2 is a flat plate structure, and is provided with a cable routing hole 201 and a tooling base installation interface 202 , and the tooling base installation interface 202 is arranged on both sides of the tooling cover 2 .

The tooling cover 2 provides a routing path for the sensor cable through the cable routing hole 201 on the one hand, and is connected to the tooling base 1 through the tooling base mounting interface 202 to form a mouth-shaped structure, which can increase the overall structural strength and rigidity of the test tooling .

The tooling cover 2 adopts a flat structure. Before the test, the tooling cover 2 and the tooling base 1 are screwed and fastened to form a mouth-shaped structure as a whole, which can enhance the strength and rigidity of the tooling and ensure that the tooling has a higher fundamental frequency , to meet the test requirements. In addition, a sensor cable routing hole is left on the tooling cover 2 to facilitate the routing of the sensor cable.

The standard drawer module vibration test tool proposed by the present invention is mainly used in the field of aerospace technology, and adopts a standard installation interface and a mouth-shaped structure, which not only solves the problems of non-standardization and low installation efficiency of the traditional test tool, but also enhances the test The strength and rigidity of the tooling greatly improve the ground vibration test efficiency of the scientific experiment drawer module and reduce the cost of manual operation.

The above descriptions are merely embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, expansion, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a standard drawer module vibration test frock, its characterized in that includes fixture base (1) and frock apron (2), wherein fixture base (1) is U type structure, frock apron (2) are connected the open end of fixture base (1) forms a mouthful style of calligraphy structure, be equipped with scientific experiment drawer module installation interface (106) and shaking table installation interface (107) on fixture base (1).

2. The standard drawer module vibration test tool according to claim 1, wherein the tool base (1) comprises a bottom plate (103), and a left side plate (101) and a right side plate (102) which are arranged on two sides of the bottom plate (103), wherein the vibration table mounting interface (107) is arranged on the bottom plate (103), and the scientific experiment drawer module mounting interface (106) is arranged on the left side plate (101) and the right side plate (102).

3. The standard drawer module vibration test tool according to claim 2, wherein a cable wiring groove (104) and a cable wiring hole (105) are formed in each of the left side plate (101) and the right side plate (102), the cable wiring hole (105) is formed in the cable wiring groove (104), and the scientific experiment drawer module mounting interfaces (106) are arranged on two sides of the cable wiring groove (104).

4. The vibration test tool for the standard drawer module according to claim 1, wherein the tool cover plate (2) is a flat plate structure and is provided with cable routing holes (201) and a tool base mounting interface (202), and the tool base mounting interface (202) is arranged on two sides of the tool cover plate (2).

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