CN218271296U - A vibration test bench for electromechanical equipment - Google Patents

Abstract

The utility model relates to an electromechanical device vibration inspection test bench, the on-line screen storage device comprises a base, the top fixed mounting of base has quantity to be four springs, four the outside of spring all is equipped with the slide cartridge, the top of base is provided with connecting rod vibrations mechanism, connecting rod vibrations mechanism includes the brace table of fixed mounting in the base top. This electromechanical device vibration inspection test bench, the base through brace table bottom installation has reached the effect of supporting the device, backplate through brace table top installation has reached the effect that prevents to detect the article and shake off, the connecting rod of the outside rotation installation of biax motor drive crank through brace table top installation has reached and has carried the effect of carrying the shaking table vibration, the sliding column slidable mounting through the installation of shaking table bottom has reached the effect of restricting the rocking of shaking table inside the slide cartridge, the sliding column of spring extrusion shaking table bottom installation through slide cartridge internally mounted has reached the effect of strengthening the rocking of shaking table.

Description

A vibration test bench for electromechanical equipment

technical field

The utility model relates to the technical field of vibration test benches, in particular to a vibration test bench for electromechanical equipment.

Background technique

The vibration test bench is a test equipment used to simulate the real vibration environment effect in the laboratory. The vibration test uses different input signals to excite the sample on the vibration table. The vibration test is mainly divided into sinusoidal and random vibration. Due to the physical process of the two different, there is no strict equivalence between the two.

At present, most of the vibration inspection test benches on the market use the motor to drive the gear transmission cam to carry out the vibration work. Due to its design, the reaction force of the long-term use of the vibration table will be transmitted to the motor through the cam and other mechanisms, causing damage to the internal parts of the motor. As a result, the vibration efficiency of the vibration test bench is affected, so a vibration inspection test bench for electromechanical equipment is proposed to solve the above problems.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a vibration inspection test bench for electromechanical equipment, which has the advantages of little damage to the motor-driven connecting rod vibration motor, and solves the problem that most of the vibration inspection test benches currently on the market are driven by motor-driven gears. The cam performs vibration work. Due to its design, the reaction force of the vibration table used for a long time will be transmitted to the motor through the cam and other mechanisms, which will damage the internal parts of the motor, thus affecting the vibration efficiency of the vibration test bench.

In order to achieve the above purpose, the utility model provides the following technical solutions: a vibration inspection test bench for electromechanical equipment, including a base, the top of the base is fixedly installed with four springs, and the outside of the four springs are all equipped with The sliding cylinder, the top of the base is provided with a connecting rod vibration mechanism.

The connecting rod vibrating mechanism includes a support platform fixedly installed on the top of the base, a motor fixing frame is fixedly installed on the top of the support platform, a biaxial motor is fixedly installed inside the motor fixing frame, and the top of the base is fixedly installed There are two support blocks, the two output ends of the biaxial motor are fixedly installed with cranks penetrating into the support block, and the outside of the two cranks are rotatably installed with connecting rods, and the two connecting rods The tops of the vibrating tables are all rotatably installed with limiting clamps, the tops of the two limiting clamps are fixedly equipped with vibrating tables, the tops of the vibrating tables are fixedly installed with guard plates, and the bottoms of the vibrating tables are fixedly installed with There are four sliding columns, and the bottoms of the four sliding columns are all fixedly equipped with anti-off plates.

Further, the area of the base is the same as that of the vibrating table, the four springs are respectively located at the four corners of the base, and the four springs are all slidably installed inside the sliding cylinder.

Further, the four sliding cylinders are fixedly installed on the top of the base, holes are opened on the top of the four sliding cylinders, the support platform is located at the center of the base, and the height of the support platform is 4 cm.

Further, the biaxial motor is fixedly connected to the supporting platform through a motor fixing frame, the two output ends of the biaxial motor face to the left and right sides respectively, and the two supporting blocks are respectively connected to the two sides of the biaxial motor.

Further, the heights of the two support blocks are all less than the height of the sliding cylinder, the two support blocks are located at the bottom of the vibrating table, the two cranks are rotatably connected with the support blocks, and the length of the two connecting rods is are less than the height of the slider.

Further, the vibrating table is located on the top of the base, and the four sliding columns are all slidably installed inside the holes, the diameters of the four anti-off plates are larger than the inner diameter of the holes, and the bottoms of the four anti-off plates are fixed Springs are installed.

Compared with the prior art, the technical solution of the present application has the following beneficial effects:

The vibration inspection test bench for electromechanical equipment achieves the effect of supporting the device through the base installed at the bottom of the support platform, and achieves the effect of preventing the detection object from shaking through the guard plate installed on the top of the support platform. The motor drives the external rotation of the crank to achieve the effect of lifting the vibration of the vibrating table. The sliding column installed at the bottom of the vibrating table is slid and installed inside the sliding tube to limit the shaking of the vibrating table. The spring installed inside the sliding tube Squeeze the sliding column installed at the bottom of the vibrating table to achieve the effect of enhancing the shaking of the vibrating table.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the top view of the structure base of the utility model;

Fig. 3 is the right view of the structure of the utility model.

In the figure: 1 base, 2 springs, 3 sliding cylinder, 4 support table, 5 motor fixing frame, 6 biaxial motor, 7 support block, 8 crank, 9 connecting rod, 10 limit clamp, 11 vibration table, 12 guard plate, 13 sliding column, 14 anti-off plate.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, a kind of electromechanical equipment vibration inspection test bench in the present embodiment, comprises base 1, and the top of base 1 is fixedly installed with the spring 2 that is four in number, and four springs 2 are respectively located on the four sides of base 1. The four springs 2 are all fitted with sliders 3 outside, the four springs 2 are all slidably installed inside the slider 3, the four sliders 3 are all fixedly installed on the top of the base 1, and the top of the base 1 is set There is a connecting rod vibration mechanism.

The connecting rod vibration mechanism comprises a supporting platform 4 fixedly mounted on the top of the base 1, the supporting platform 4 is located at the center of the base 1, the height of the supporting platform 4 is four centimeters, and the top of the supporting platform 4 is fixedly equipped with a motor fixing frame 5, and the motor is fixed The interior of the frame 5 is fixedly equipped with a biaxial motor 6, and the biaxial motor 6 is fixedly connected with the support table 4 through the motor fixing frame 5. The purpose is to reinforce the biaxial motor 6 to prevent it from shaking. The two output ends of the biaxial motor 6 are respectively Towards the left and right sides, two support blocks 7 are fixedly installed on the top of the base 1, and the two support blocks 7 are respectively on both sides of the biaxial motor 6, and the heights of the two support blocks 7 are smaller than the height of the slider 3 Height, two output ends of the biaxial motor 6 are fixedly installed with a crank 8 penetrating into the support block 7, both cranks 8 are rotatably connected with the support block 7, and connecting rods 9 are rotatably installed on the outside of the two cranks 8, The purpose is to make the support table 4 and the support block 7 overhead the biaxial motor 6 and the crank 8 installed at its output end, so as to prevent the connecting rod 9 from scraping the base 1 during operation.

The lengths of the two connecting rods 9 are all less than the height of the slide cylinder 3. The purpose is to make the connecting rod 9 installed on the biaxial motor 6 drive the crank 8 to move up and down. The top of each limiting pliers 10 is fixedly equipped with a vibrating table 11, the purpose is to make the limiting pliers 10 connect the connecting rod 9 and make the connecting rod 9 pull the vibrating table 11 to vibrate, and the two support blocks 7 are all located at the bottom of the vibrating table 11, 11 is located on the top of the base 1, and the area of the base 1 is the same as that of the vibrating table 11, which is convenient for supporting the vibrating table 11. The top of the vibrating table 11 is fixedly equipped with a guard plate 12 to prevent the detection object from slipping out of the vibrating table 11, and the vibrating table 11 The bottom of the sliding cylinder 3 is fixedly installed with four sliding columns 13 that penetrate to the inside of the sliding cylinder 3. The tops of the four sliding cylinders 3 are provided with holes, and the four sliding columns 13 are all slidably installed in the holes. The four sliding columns The bottom of 13 is all fixedly equipped with anti-off plate 14, and the diameter of four anti-off plates 14 is all greater than the inner diameter of hole, and purpose is to make hole limit sliding column 13 and anti-off plate 14 and prevent sliding column 13 from slipping out of slide tube 3, preventing The bottom of stripping plate 14 is fixedly installed with spring 2, purpose makes spring 2 connect extrusion vibrating table 11.

It should be noted that the base 1 is connected to the ground through screws to ensure stable operation.

The working principle of the above-mentioned embodiment is:

When in use, first put the object to be detected on the top of the vibrating table 11, and then open the biaxial motor 6 installed on the top of the support table 4 to drive the crank 8 to rotate on the two support blocks 7, and then the crank 8 rotates to the lower fulcrum. Drive the connecting rod 9 to pull the vibrating table 11 down. At this time, the sliding column 13 installed at the bottom of the vibrating table 11 squeezes the spring 2 installed inside the sliding cylinder 3, and then the crank 8 rotates to the upper fulcrum to drive the connecting rod 9 to push the vibrating table 11. At this time, the vibrating table 11 will be lifted together with the spring 2, and the vibrating effect can be realized by repeated operations to detect the objects placed on the top of the vibrating table 11.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides an electromechanical device vibration inspection test bench, includes base (1), its characterized in that: the four springs (2) are fixedly mounted at the top of the base (1), sliding cylinders (3) are sleeved outside the four springs (2), and a connecting rod vibration mechanism is arranged at the top of the base (1);

connecting rod vibrations mechanism includes supporting bench (4) of fixed mounting in base (1) top, the top fixed mounting of supporting bench (4) has motor mount (5), the inside fixed mounting of motor mount (5) has double-shaft motor (6), the top fixed mounting of base (1) has supporting shoe (7) that quantity is two, the equal fixed mounting of two outputs of double-shaft motor (6) runs through to inside crank (8) of supporting shoe (7), two the outside of crank (8) is all rotated and is installed connecting rod (9), two the top of connecting rod (9) is all rotated and is installed restriction pincers (10), two the top fixed mounting of restriction pincers (10) has shaking table (11), the top fixed mounting of shaking table (11) has backplate (12), the bottom fixed mounting of shaking table (11) has the slip post (13) that run through to inside and quantity of slide cartridge (3) is four, four the equal fixed mounting in bottom of slip post (13) has anticreep board (14).

2. The electromechanical device vibration inspection test stand of claim 1, wherein: the area of the base (1) is the same as that of the vibration table (11), the four springs (2) are respectively located at four vertex angles of the base (1), and the four springs (2) are all slidably mounted inside the sliding barrel (3).

3. The electromechanical device vibration inspection test stand of claim 1, wherein: four sliding barrels (3) are fixedly arranged at the top of the base (1), holes are formed in the tops of the four sliding barrels (3), the supporting table (4) is located at the center of the base (1), and the height of the supporting table (4) is four centimeters.

4. The electromechanical device vibration inspection test stand of claim 1, wherein: the double-shaft motor (6) is fixedly connected with the supporting table (4) through a motor fixing frame (5), two output ends of the double-shaft motor (6) face the left side and the right side respectively, and the two supporting blocks (7) are arranged on two sides of the double-shaft motor (6) respectively.

5. The electromechanical device vibration inspection test stand of claim 1, wherein: the height of the two supporting blocks (7) is smaller than that of the sliding cylinder (3), the two supporting blocks (7) are located at the bottom of the vibrating table (11), the two cranks (8) are rotatably connected with the supporting blocks (7), and the length of the two connecting rods (9) is smaller than that of the sliding cylinder (3).

6. The electromechanical device vibration inspection test stand of claim 3, wherein: shaking table (11) are located the top of base (1), four equal slidable mounting in the inside in hole of slip post (13), four the diameter of anticreep board (14) all is greater than the internal diameter in hole, four the bottom fixed mounting of anticreep board (14) has spring (2).

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