CN217930759U - Vibration test system with vertical and horizontal switching device - Google Patents

Abstract

The utility model discloses a vibration test system with perpendicular horizontal auto-change over device uses in vibration test system field, and its technical scheme main points are: comprises a vibration table, a shell for mounting the vibration table and an expansion table mounted on the shell; a sliding component is arranged between the expansion platform and the shell so that the expansion platform can be far away from the vibration platform; the sliding assembly comprises a screw rod rotationally connected with the shell, a sliding block sleeved on the outer side of the screw rod and a lifting frame fixedly connected with the sliding block; the expansion platform is connected with the lifting frame in a sliding manner; the vibrating table is rotationally connected with the shell and is connected with an automatic reversing assembly, and the automatic reversing assembly comprises a chain wheel arranged on the outer side of the vibrating table, a chain meshed with the chain wheel and a power source for driving the chain to move; has the technical effects that: the subassembly that slides connects extension platform and casing, will extend the platform lifting, and then reserve and supply shaking table pivoted high space, and the extension platform need not be torn open the casing, consequently does not need extra place to deposit easy and simple to handle.

Description

Vibration test system with vertical and horizontal switching device

Technical Field

The utility model relates to a vibration test system field, in particular to vibration test system with perpendicular horizontal auto-change over device.

Background

The purpose of the vibration test is to verify that the designed product can withstand external or self-generated vibrations without being damaged, and can exert its performance to a predetermined life. The vibration test system is a key device for simulating the mechanical environment of a tested object in actual work.

At present, the Chinese utility model with the bulletin number of CN215952912U discloses a vibration test system, which comprises a vibration table and a test box positioned above the vibration table, wherein the vibration table comprises a table body and a moving coil which can extend out of the upper end face of the table body, and a closed accommodating space is arranged in the test box; the annular sealing element is vertically arranged and is positioned between the upper end surface of the table body and the test box; the movable coil can extend into the inner space of the annular sealing element, and the lower end face of the test box is provided with a through hole for communicating the inner space with the accommodating space; the upper end face of the annular sealing piece is connected with the lower end face of the test box in a sealing mode, and the lower end face of the annular sealing piece is connected with the upper end face of the table body in a sealing mode.

Although the existing vibration test system realizes the vibration test of the workpiece, in the actual use process, the vibration test system often needs to be switched between the horizontal direction test and the vertical direction test, namely, the two states are switched by the rotation of the vibration table; and need dismantle the extension platform that is located the shaking table top during the switching so that the rotation of shaking table, however the dismantlement of extension platform is comparatively loaded down with trivial details, needs many people's cooperation and the extension platform of dismantling down to need extra place to deposit.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a vibration test system with perpendicular horizontal switch device, its advantage is easy operation, does not need extra place to deposit the extension platform.

The above technical purpose of the present invention can be achieved by the following technical solutions: a vibration test system with a vertical and horizontal switching device comprises a vibration table, a shell for mounting the vibration table and an expansion table mounted on the shell; a sliding assembly is arranged between the expansion table and the shell so that the expansion table can be far away from the vibration table; the sliding assembly comprises a screw rod rotationally connected with the shell, a sliding block sleeved on the outer side of the screw rod and a lifting frame fixedly connected with the sliding block; the expansion platform is connected with the lifting frame in a sliding manner; the shaking table rotates with the casing to be connected, the shaking table is connected with automatic platform subassembly of falling, automatic platform subassembly of falling is including installing the sprocket in the shaking table outside, with the power supply of sprocket meshing and drive chain action.

Through the technical scheme, the sliding assembly is connected with the expansion table and the shell, the expansion table is lifted, so that a height space for the vibration table to rotate is reserved, and the expansion table does not need to be detached from the shell, so that an extra field is not needed for storage; the automatic reversing assembly is connected with the shell and the vibrating table and drives the vibrating table to rotate in the shell, so that the vertical state and the horizontal state of the vibrating table are adjusted, and the vibration test system is convenient to use.

The utility model discloses further set up to: the screw rod is connected with a motor, and two groups of screw rods and motors are arranged; and a guide post which is parallel to the screw rod is arranged between the lifting frame and the shell.

Through the technical scheme, the guide column guides the lifting frame to strive for the stability of the lifting frame during lifting; the motors are provided with two groups which are driven synchronously, so that the lifting frame is prevented from inclining to one side.

The utility model discloses further set up to: install spacing subassembly in the casing, spacing subassembly includes the sensor with casing fixed connection and the stopper with sprocket synchronous rotation.

Through above-mentioned technical scheme, the stopper rotates along with the sprocket, rotates to appointed angle after the shaking table, and the sensor detects the stopper position, shaking table stall.

The utility model discloses further set up to: four telescopic columns are evenly distributed on the extension table along the circumferential direction, and two ends of each telescopic column are fixedly connected with the extension table and the lifting frame respectively.

According to the technical scheme, the telescopic column is connected with the lifting frame and the expansion platform, and is used as a support frame of the expansion platform when the vibration platform horizontally vibrates; when the vibration table vibrates vertically, the telescopic column stretches out and draws back to allow the lifting frame and the expansion table to move in a relative sliding mode.

The utility model discloses further set up to: the shell is connected with a horizontal sliding table, and the horizontal sliding table is installed on one side of the vibrating table.

Through above-mentioned technical scheme, horizontal slip table is convenient for fix the work piece when the shaking table horizontal vibration.

The utility model discloses further set up to: the chain wheel is installed in the shaking table both sides, the chain wheel rotates with the casing to be connected, power supply and chain are provided with a set ofly.

Through the technical scheme, the group of automatic reverse table assemblies drive the chain wheel on one side of the shell to rotate so as to drive the vibrating table to rotate; and a chain wheel at the other side of the vibration table is used as a guide to support the vibration table.

The utility model discloses further set up to: a rotating shaft extends from one side of the chain wheel close to the shell, and bearing seats for the rotating shaft to rotate are arranged on two sides of the shell.

Through above-mentioned technical scheme, the setting of pivot and bearing frame is convenient for the rotation of shaking table.

To sum up, the utility model discloses following beneficial effect has:

1. the sliding assembly is connected with the expansion table and the shell, the expansion table is lifted, a height space for the vibration table to rotate is reserved, and the expansion table does not need to be detached from the shell, so that an extra field is not needed for storage, and the operation is simple and convenient;

2. the automatic reversing assembly is connected with the shell and the vibrating table and drives the vibrating table to rotate in the shell, so that the vertical state and the horizontal state of the vibrating table are adjusted, and the vibration test system is convenient to use.

Drawings

FIG. 1 is an overall configuration diagram of the present embodiment;

fig. 2 is a schematic view of the internal structure of the present embodiment.

Reference numerals: 1. a housing; 2. a vibration table; 3. a horizontal sliding table; 4. an extension table; 5. a sliding component; 6. an automatic reverse assembly; 7. a base; 8. a support; 9. a screw rod; 10. a slider; 11. a lifting frame; 12. a guide post; 13. a fixing plate; 14. a telescopic column; 15. a sprocket; 16. a chain; 17. a power source; 18. a rotating shaft; 19. a drive wheel; 20. a limiting component; 21. a sensor; 22. and a limiting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 and 2, a vibration testing system with a vertical and horizontal switching device comprises a housing 1, and a vibration table 2, a horizontal sliding table 3, an expansion table 4, a sliding assembly 5 and an automatic reversing assembly 6 which are arranged on the housing 1; the shell 1 is used for installing all components, and the vibration table 2 is rotationally connected with the shell 1 to provide vibration power; the horizontal sliding table 3 is arranged on the shell 1 in a sliding manner and arranged on one side of the vibrating table 2, and is used for fixing the horizontal vibration performance of a workpiece to be tested; the expansion table 4 is connected with the shell 1 in a sliding mode and arranged above the vibration table 2, and is used for fixing the vertical vibration performance of the workpiece to be tested; the sliding assembly 5 is connected with the shell 1 and the expansion table 4, and drives the expansion table 4 to be far away from the shell 1, so that the vibration table 2 can rotate conveniently; the automatic switching assembly 6 is arranged between the vibrating table 2 and the shell 1, drives the vibrating table 2 to rotate, and switches between a horizontal state and a vertical state.

Referring to fig. 1 and 2, the housing 1 includes a base 7 for sliding the horizontal sliding table 3 and a bracket 8 fixedly connected with the base 7, the base 7 is rectangular, a cavity is arranged on one side of the base 7, and the bracket 8 is installed above the cavity; the support 8 is drawer-shaped, and the support 8 is provided with two, and two supports 8 set up relatively and the open end is relative.

Referring to fig. 1 and fig. 2, the sliding assembly 5 comprises a screw rod 9 fixed on the bracket 8, a slide block 10 sleeved outside the screw rod 9, and a lifting frame 11 fixedly connected with the slide block 10; the number of the screw rods 9 is two, the two screw rods 9 are oppositely arranged in the middle of the two brackets 8, the screw rods 9 are connected with a motor, and the motor is fixedly connected with the brackets 8; guide posts 12 are fixed on the two sides of the screw rods 9 on the support 8, four guide posts 12 are arranged, and each screw rod 9 corresponds to two guide posts 12; a fixing plate 13 is arranged at one end of the guide post 12 and the lead screw 9 far away from the bracket 8; the lifting frame 11 is provided with a guide hole matched with the guide post 12, and a shaft sleeve is fixed at the guide hole; the lifting frame 11 is arranged annularly, a through hole is formed in the lifting frame 11, and the extension table 4 is arranged in the lifting frame 11 in a sliding manner; four telescopic columns 14 are arranged between the lifting frame 11 and the expansion platform 4, and the four telescopic columns 14 are uniformly distributed along the circumferential direction of the expansion platform 4; when the expansion platform 4 is not used, the telescopic column 14 is in a contraction state, and two ends of the telescopic column 14 are respectively abutted against the lifting frame 11 and the expansion platform 4 to support the expansion platform 4; when the extension table 4 is used, the telescopic column 14 extends or contracts along with the action of the vibration table 2, and a floating clearance is further provided between the extension table 4 and the lifting frame 11.

Referring to fig. 1 and 2, the automatic reverse table assembly 6 includes chain wheels 15 fixed to both sides of the vibration table 2, chains 16 engaged with the chain wheels 15, and a power source 17 driving the chains 16 to move; a rotating shaft 18 extends from one side of the chain wheel 15, which is far away from the vibrating table 2, a bearing seat for the rotating shaft 18 to rotate is installed on the base 7, and the rotating shaft 18 is inserted in the bearing seat; the power source 17 is a motor, the power source 17 is arranged in the base 7, a driving wheel 19 is fixed at the main shaft of the power source 17, and the driving wheel 19 is meshed with the chain 16; a power source 17 and a chain 16 are arranged in one group to drive one side of the vibration table 2 to rotate, so that the whole vibration table 2 is driven to rotate; be provided with spacing subassembly 20 in the casing 1, spacing subassembly 20 includes sensor 21 with support fixed connection and the stopper 22 with sprocket 15 fixed connection, and stopper 22 rotates along with sprocket 15 and removes until with sensor 21 butt.

Brief description of the use process: the horizontal state is switched to the vertical state, the motor drives the screw rod 9 to rotate, the slide block 10 rotates along with the screw rod 9 to drive the lifting frame 11 to move upwards until the slide block 10 abuts against the fixed plate 13; then, the power source 17 drives the chain 16 to act, the chain wheel 15 rotates along with the chain to drive the vibration table 2 to rotate until the limiting block 22 abuts against the sensor 21, the power source 17 stops acting, the vibration table 2 is in a vertical state at the moment, and finally, the extension table 4 is lowered and the extension table 4 and the vibration table 2 are fixed through bolts.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (7)

1. A vibration test system with a vertical and horizontal switching device comprises a vibration table (2), a shell (1) for mounting the vibration table (2) and an expansion table (4) mounted on the shell (1);

the device is characterized in that a sliding component (5) is arranged between the expansion table (4) and the shell (1) so that the expansion table (4) is far away from the vibrating table (2); the sliding assembly (5) comprises a screw rod (9) rotatably connected with the shell (1), a sliding block (10) sleeved on the outer side of the screw rod (9) and a lifting frame (11) fixedly connected with the sliding block (10); the expansion table (4) is connected with the lifting frame (11) in a sliding manner; shaking table (2) rotate with casing (1) and are connected, shaking table (2) are connected with automatic platform subassembly (6) of falling, automatic platform subassembly (6) of falling are including installing sprocket (15) in shaking table (2) outside, with power supply (17) of sprocket (15) meshing's chain (16) and drive chain (16) action.

2. The vibration testing system with vertical-horizontal switching device according to claim 1, wherein the lead screw (9) is connected with a motor, and the lead screw (9) and the motor are provided with two groups; a guide post (12) which is parallel to the screw rod (9) is arranged between the lifting frame (11) and the shell (1).

3. The vibration testing system with the vertical-horizontal switching device according to claim 2, characterized in that a limiting component (20) is installed in the housing (1), and the limiting component (20) comprises a sensor (21) fixedly connected with the housing (1) and a limiting block (22) rotating synchronously with the chain wheel (15).

4. The vibration testing system with the vertical and horizontal switching device according to claim 3, wherein four telescopic columns (14) are uniformly arranged on the expansion platform (4) along the circumferential direction, and two ends of each telescopic column (14) are fixedly connected with the expansion platform (4) and the lifting frame (11) respectively.

5. The vibration testing system with the vertical and horizontal switching device according to any one of claims 1 to 4, characterized in that a horizontal sliding table (3) is connected to the housing (1), and the horizontal sliding table (3) is installed on one side of the vibration table (2).

6. The vibration testing system with vertical-horizontal switching device according to claim 5, wherein the chain wheels (15) are installed on two sides of the vibration table (2), the chain wheels (15) are rotatably connected with the shell (1), and the power source (17) and the chain (16) are provided in a group.

7. The vibration testing system with the vertical-horizontal switching device according to claim 6, wherein a rotating shaft (18) extends from one side of the chain wheel (15) close to the housing (1), and bearing seats for the rotating shaft (18) are arranged on two sides of the housing (1).

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