CN217901165U

CN217901165U - Electric vibration test bed

Info

Publication number: CN217901165U
Application number: CN202222179620.9U
Authority: CN
Inventors: 姚亮
Original assignee: Dongguan Huanyi Instrument Technology Co ltd
Current assignee: Dongguan Huanyi Instrument Technology Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-11-25
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses an electronic vibration test bench, including test bench bottom plate, test bench roof, vibration subassembly and fixed subassembly. Electronic vibration test bench, the four sides and the bottom of vibration board, first spring assembly and the second spring assembly of being connected between with test bench roof and the test bench bottom plate, can cooperate the drive under the different power of bottom both sides motor, in order to realize the different vibration effect of vibration board upper end, and then in order to improve vibration test bench's detection effect, and first spring assembly and the second spring assembly of being connected between vibration board and test bench roof and the test bench bottom plate, also can slow down electronic vibration test bench and open the big vibration after in the twinkling of an eye, avoid causing the loss to the test object of vibration board upper end centre gripping, the mount of vibration board upper end installation, the centre gripping head through front end trapezium structure, cooperation rear end telescopic link and the flexible regulation of third spring, can realize fixed to the centre gripping of co-altitude and size test object, thereby improve the installation convenience of test object.

Description

Electric vibration test bed

Technical Field

The utility model relates to a vibration test platform technical field, in particular to electric vibration test platform.

Background

The vibration testing machine simulates various environments encountered by products in the stages of manufacturing, assembling, transporting and using execution, is used for identifying the capability of the products for enduring the environmental vibration, and is suitable for research, development, quality control and manufacturing of various industries such as electronics, electromechanics, photoelectricity, automobiles, toys and the like.

The existing vibration test bed, for example, the vibration test bed disclosed in application No. 201922325038.7, has the advantages that the vibration plate at the upper end of the vibration test bed is connected with the vibration test bed body through the connecting column, and cannot be suspended, so that the vibration effect is reduced.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an electric vibration test stand, which can effectively solve the problems of the background art.

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

the utility model provides an electric vibration test bed, includes test bench bottom plate, test bench roof, vibration subassembly and fixed subassembly, the vibration subassembly includes the recess that test bench roof central authorities run through and set up to and the vibration board of recess central authorities installation, the vibration subassembly still includes the first spring assembly of installation between vibration board four sides and the test bench roof to and arrange the second spring assembly of installation between vibration board bottom and the test bench bottom plate.

Preferably, the vibration assembly further comprises motors symmetrically arranged on two sides of the upper end of the base plate of the test bed and rotating wheels driven by the front ends of the motors.

Preferably, the vibration assembly further comprises rotating shafts symmetrically arranged on two sides of the bottom of the vibration plate, and connecting rods movably arranged between the rotating shafts and the rotating wheels.

Preferably, the fixing assembly comprises threaded holes formed in two sides of the upper end of the vibrating plate in a arrayed mode, and a fixing frame fixedly installed at the upper end of each threaded hole through a screw.

Preferably, the fixing frame comprises a telescopic rod fixedly installed at the front end and a clamping head fixedly installed at the front end of the telescopic rod, and a third spring is further sleeved at the upper end of the telescopic rod.

Preferably, the fixing frame further comprises a round hole which is arranged at the rear end in a penetrating manner and matched with the screw rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the electric vibration test bed comprises an electric vibration test bed, four sides and the bottom of a vibration plate, a first spring group and a second spring group which are connected between a test bed top plate and a test bed bottom plate, and can be matched with motors on two sides of the bottom to drive under different powers so as to realize different vibration effects at the upper end of the vibration plate and further improve the detection effect of the vibration test bed, and the first spring group and the second spring group which are connected between the vibration plate and the test bed top plate and the test bed bottom plate can also slow down large vibration after the electric vibration test bed is started, so that loss of a test object clamped at the upper end of the vibration plate is avoided;

2. the electric vibration test bed has the advantages that the fixing frame mounted at the upper end of the vibration plate is matched with the telescopic adjustment of the rear-end telescopic rod and the third spring through the clamping head of the front-end trapezoidal structure, so that the clamping fixation of test objects with different heights and sizes can be realized, and the mounting convenience of the test objects is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the electric vibration test bed of the present invention;

FIG. 2 is a front view of the electric vibration test stand of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 of the electric vibration testing stand of the present invention;

fig. 4 is an enlarged view of B in fig. 1 of the electric vibration testing table of the present invention.

Reference numerals:

100. a test bed base plate; 110. a test bed top plate;

200. a vibrating assembly; 210. a recess; 220. a vibrating plate; 230. a first spring set; 240. a second spring set; 250. a motor; 260. a rotating wheel; 270. a rotating shaft; 280. a connecting rod;

300. a fixing assembly; 310. a threaded hole; 320. a screw; 330. a fixed mount; 331. a telescopic rod; 332. a clamping head; 333. and a third spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The first embodiment is as follows:

as shown in fig. 1-3, the present embodiment provides an electric vibration test bed, which includes a test bed bottom plate 100, a test bed top plate 110, a vibration assembly 200 and a fixing assembly 300, wherein the vibration assembly 200 includes a notch 210 formed through the center of the test bed top plate 110, and a vibration plate 220 installed at the center of the notch 210, the vibration assembly 200 further includes first spring sets 230 installed between four sides of the vibration plate 220 and the test bed top plate 110, and second spring sets 240 installed between the bottom of the vibration plate 220 and the test bed bottom plate 100 in an arrayed manner, the vibration assembly 200 further includes a motor 250 installed at two sides of the upper end of the test bed bottom plate 100, and a rotating wheel 260 driven by the front end of the motor 250, the vibration assembly 200 further includes a rotating shaft 270 installed at two sides of the bottom of the vibration plate 220, and a connecting rod 280 movably installed between the rotating shaft 270 and the rotating wheel 260, and the model number of the motor 250 is ZGA60FHH.

Specifically, the vibration plate 220 inside the notch 210 at the upper end of the test bed top plate 110 is connected with the test bed top plate 110 and the test bed bottom plate 100 through the first spring group 230 and the second spring group 240 at four sides and the bottom thereof, respectively, so that the vibration plate 220 is arranged in a suspended manner, the vibration plate 220 arranged in a suspended manner can be driven by matching the motors 250 at two sides of the bottom under different powers, so as to realize different vibration effects on the suspended vibration plate 220, and further improve the detection effect of the vibration test bed, and the first spring group 230 and the second spring group 240 connected between the vibration plate 220 and the test bed top plate 110 and the test bed bottom plate 100 can also slow down the driving of the motors 250 at two sides of the bottom of the vibration plate 220 after the motors 250 at two sides of the bottom of the vibration plate 220 are started, and the connecting rod 280 instantaneously transmits to the vibration plate 220, thereby causing large vibration of the vibration plate 220, and further avoiding loss of a test object clamped at the upper end of the vibration plate 220.

Example two:

on the basis of the first embodiment, as shown in fig. 4, the fixing component 300 includes threaded holes 310 arranged on two sides of the upper end of the vibrating plate 220, and a fixing frame 330 fixedly mounted on the upper ends of the threaded holes 310 through screws 320, the fixing frame 330 includes an expansion link 331 fixedly mounted at the front end, and a clamping head 332 fixedly mounted at the front end of the expansion link 331, the upper end of the expansion link 331 is further sleeved with a third spring 333, and the fixing frame 330 further includes a circular hole penetrating through the rear end and matching with the screws 320.

Specifically, the upper end of the vibrating plate 220 is fixed by the fixing frame 330 mounted by the screw 320, the clamping head 332 with the front end trapezoidal structure is matched with the telescopic adjustment between the rear end telescopic rod 331 and the third spring 333, so that the test objects with different heights and sizes can be clamped and fixed, and the mounting convenience of the test objects is improved.

The utility model discloses a theory of operation and use flow:

when the test object is tested by vibration, the test object is placed in the center of the vibration plate 220, and according to the shape and size of the test object, the fixing frame 330 is installed on both sides of the vibration plate 220, the clamping head 332 at the front end of the fixing frame 330 is clamped on both sides of the test object, and the telescopic rod 331 at the rear end is compressed, so that the circular hole at the rear end of the fixing frame 330 is communicated with the threaded hole 310 at the upper end of the vibration plate 220, after the circular hole at the rear end of the fixing frame 330 is communicated with the corresponding threaded hole 310 at the upper end of the vibration plate 220, the screw 320 is installed inside the circular hole and the threaded hole 310 to fix the fixing frame 330 at both sides, thereby completing the fixing of the test object at the upper end of the vibration plate 220, after the fixing of the test object is completed, the motors 250 at both sides of the bottom plate 100 of the test table are started, and the motors 250 at both sides are operated at different powers, in the operation process of the motors 250, the rotating wheel 260 driving the front end, the connecting rod 280 movably connected between the rotating wheel 260 and the bottom rotating shaft 270 at the bottom of the vibration plate 220, the vibration plate 260 and the test table 220, thereby improving the vibration effect of the second vibration plate set of the vibration spring set, and the vibration plate 220, and the vibration plate 230, and the vibration test object set can be tested by matching the vibration plate 220.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides an electronic vibration test bench, includes test bench bottom plate (100), test bench roof (110), vibrates subassembly (200) and fixed subassembly (300), its characterized in that, vibrate subassembly (200) including test bench roof (110) central authorities run through notch (210) of seting up to and vibration board (220) of notch (210) central authorities installation, vibrate subassembly (200) still include first spring assembly (230) of installation between vibration board (220) four sides and test bench roof (110) to and arrange second spring assembly (240) of installation between vibration board (220) bottom and test bench bottom plate (100).

2. The electrodynamic vibration test stand of claim 1, wherein the vibration assembly (200) further comprises a motor (250) symmetrically installed on both sides of the upper end of the test stand base plate (100), and a rotating wheel (260) driven by the front end of the motor (250).

3. The electrodynamic vibration test stand of claim 2, wherein the vibration assembly (200) further comprises a shaft (270) symmetrically installed at both sides of the bottom of the vibration plate (220), and a link (280) movably installed between the shaft (270) and the rotating wheel (260).

4. The electric vibration test bed according to claim 1, wherein the fixing component (300) comprises threaded holes (310) arranged on two sides of the upper end of the vibration plate (220), and a fixing frame (330) fixedly installed on the upper ends of the threaded holes (310) through screws (320).

5. The electrodynamic vibration test bench of claim 4, wherein the fixing frame (330) comprises a telescopic rod (331) fixedly mounted at a front end, and a clamping head (332) fixedly mounted at a front end of the telescopic rod (331), and the upper end of the telescopic rod (331) is further sleeved with a third spring (333).

6. The electric vibration test bench according to claim 4, wherein the fixing frame (330) further comprises a circular hole which is formed through the rear end of the fixing frame and is matched with the screw (320).