CN209820726U

CN209820726U - Electric vibration table

Info

Publication number: CN209820726U
Application number: CN201920720529.9U
Authority: CN
Inventors: 邱祥春; 彭国真
Original assignee: Jiangsu Hanxiang Aeronautical Testing Technology Co Ltd
Current assignee: Jiangsu Hanxiang Aeronautical Testing Technology Co Ltd
Priority date: 2019-05-18
Filing date: 2019-05-18
Publication date: 2019-12-20
Anticipated expiration: 2029-05-18

Abstract

The utility model relates to the technical field of test equipment, aim at providing an electric vibration table, its technical scheme main points are including the shaking table body, still include bottom plate, lifter plate, motor and elevating system, the motor sets up on the bottom plate, elevating system includes lead screw, nut piece and guide bar, the lead screw rotates with the bottom plate to be connected, the motor links with the lead screw, nut piece spiro union is on the lead screw and connects the lifter plate, the guide bar sets up on the bottom plate and runs through the nut piece, the shaking table body sets up on the lifter plate; the height of the electric vibration table can be adjusted, so that operators with different heights can adjust the height of the electric vibration table, the requirements of the operators with different heights on the height can be met, and convenience is brought to the operators.

Description

Electric vibration table

Technical Field

The utility model relates to a test equipment's technical field, in particular to electric vibration table.

Background

An electric vibration test stand (hereinafter referred to as an electric vibration stand) is a device for carrying out vibration simulation test on products or parts, and the test can evaluate the anti-seismic performance of a product and provide reasonable basis for checking the quality of the product, so that the electric vibration test stand is widely applied to the industries of aerospace, aviation, ships, automobiles, electronics, communication, household appliances, instruments and the like.

Chinese patent No. CN205002939U discloses an inductive coupling type electric vibration table, which comprises a magnetic steel ring, a central magnetic pole, and a moving part, wherein the magnetic steel ring is a cylindrical structure with an annular convex brim inside, the outer support of the magnetic steel ring is fixed on a vibration table bracket, an outer induction coil is wound on the annular convex brim wall of the magnetic steel ring, the central magnetic pole wound with an inner induction coil is supported and fixed at the center of the annular convex brim inside the magnetic steel ring by a lower pole plate, and the outer induction coil on the magnetic steel ring corresponds to the inner induction coil on the central magnetic pole; a lower excitation and an upper excitation are respectively arranged in an annular space defined by the lower pole plate and the lower surface of the annular convex brim of the magnetic steel ring, and an annular space defined by the upper surface of the annular convex brim of the magnetic steel ring and the upper pole plate fixed on the magnetic steel ring; the moving part is positioned above the central magnetic pole, and the cylindrical structure at the lower end of the moving part is matched and positioned in a gap between the outer induction coil on the magnetic steel ring and the inner induction coil on the central magnetic pole.

Although the electric vibration table can be used for tests, the height of the electric vibration table is fixed, and the requirements of operators with different heights on the height are different, so that the requirements of the operators with different heights on the height are difficult to meet, and inconvenience is brought to the operators.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electric vibration table, its height can be adjusted, makes the operator of different heights adjust its height, can satisfy the operator of different heights to the requirement of height, brings the convenience for the operator.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an electric vibration table, includes the shaking table body, still includes bottom plate, lifter plate, motor and elevating system, the motor sets up on the bottom plate, elevating system includes lead screw, nut piece and guide bar, the lead screw rotates with the bottom plate to be connected, motor and lead screw linkage, nut piece spiro union is on the lead screw and connects the lifter plate, the guide bar sets up on the bottom plate and runs through the nut piece, the shaking table body sets up on the lifter plate.

Through adopting above-mentioned technical scheme, starter motor, motor drive lead screw and rotate, and the lead screw drives nut piece removal nut piece and drives the lifter plate and remove rotating the in-process to change the distance between shaking table body and the ground, realized shaking table height-adjustable's purpose, the operator of different heights can adjust its height according to the demand, thereby satisfies the operator of different heights and to the requirement of height, brings the convenience for the operator.

Further setting: elevating system sets up to two sets ofly, and two sets of elevating system's nut piece is connected respectively in the relative both sides on the lifter plate, be connected through drive mechanism between motor and two sets of elevating system's the lead screw, drive mechanism includes worm wheel, worm and transfer line, the transfer line rotates to be connected in the bottom plate, the worm wheel sets up on the lead screw, the worm sets up the both ends at the transfer line, worm wheel and worm cooperation, the motor links with the transfer line.

Through adopting above-mentioned technical scheme, set up elevating system into two sets ofly and be in the relative both sides on the lifter plate respectively, compare with setting up elevating system into a set of, can improve the lifter plate stability at the removal in-process, when using, starter motor, the motor drives the transfer line and rotates, and the transfer line drives the worm and rotates, and the worm drives the worm wheel rotation at the rotation in-process, and the worm wheel drives the lead screw and rotates to realize drive lead screw pivoted purpose, and then realize adjusting the purpose of distance between lifter plate and the ground.

Further setting: the motor is linked with the transmission rod through a bevel gear set, the bevel gear set comprises a driving bevel gear and a driven bevel gear, the driving bevel gear is arranged on the motor, the driven bevel gear is arranged on the transmission rod, and the driving bevel gear is meshed with the driven bevel gear.

By adopting the technical scheme, the motor is started, the motor drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, and the driven bevel gear drives the transmission rod to rotate, so that the purpose of driving the transmission rod to rotate is achieved.

Further setting: and the bottom plate is provided with a baffle plate for shielding the transmission mechanism.

Through adopting above-mentioned technical scheme, the setting of baffle can shelter from drive mechanism, has reduced the possibility that drive mechanism exposes, on the one hand, can protect drive mechanism, avoids drive mechanism directly to be hit by external force on the horizontal direction and destroys, and on the other hand can reduce the possibility that impurity dropped on drive mechanism to drive mechanism's drive mechanism has been reduced and has been influenced the possibility.

Further setting: the baffle plate is detachably connected with the bottom plate.

By adopting the technical scheme, if the transmission mechanism breaks down, the baffle can be detached, and the transmission mechanism is exposed, so that the transmission mechanism can be maintained.

Further setting: the baffle plate is provided with a dovetail strip, the bottom plate is provided with a dovetail groove, and the dovetail strip is in sliding fit with the dovetail groove in the vertical direction.

Through adopting above-mentioned technical scheme, when dismantling the baffle, pulling baffle, the dovetail slides in the dovetail, when the dovetail breaks away from with the dovetail, accomplishes the dismantlement of baffle.

Further setting: the baffle is provided with a handle.

Through adopting above-mentioned technical scheme, the setting of handle is convenient for work the baffle, provides the application of force point for pulling the baffle.

Further setting: the bottom plate is provided with rollers.

Through adopting above-mentioned technical scheme, the setting of gyro wheel is convenient for the removal of this electric vibration platform, when this electric vibration platform is removed to needs, compares with through artifical transport, promotes this electric vibration platform laborsaving more.

Further setting: the improved floor board is characterized in that locking legs are further arranged on the floor board, grooves are formed in the floor board, the locking legs are rotatably connected to the ends of the grooves and located in the grooves, first magnets are arranged in the grooves, second magnets are arranged on the locking legs, the first magnets and the second magnets attract each other, and when the locking legs are supported on the ground, the locking legs incline towards the direction of a vertical central line deviating from the floor board.

Through adopting above-mentioned technical scheme, remove this electronic shaking table to suitable position after, lift the bottom plate, rotate the locking leg, first magnet and the separation of second magnet, the locking leg is rolled out in following the recess, makes the locking leg ground of contradicting, and the gyro wheel breaks away from ground this moment to play the locking effect, avoid the gyro wheel to roll once more, lead to the position of this electronic shaking table to change.

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

1. the motor is started, the motor drives the screw rod to rotate, the screw rod drives the nut block to move the nut block in the rotating process to drive the lifting plate to move, so that the distance between the vibrating table body and the ground is changed, the purpose of adjusting the height of the vibrating table is achieved, operators with different heights can adjust the heights according to requirements, the requirements of the operators with different heights on the heights are met, and convenience is brought to the operators;

2. the arrangement of the baffle can shield the transmission mechanism, so that the possibility of exposing the transmission mechanism is reduced, on one hand, the transmission mechanism can be protected, the transmission mechanism is prevented from being directly damaged by external force in the horizontal direction, on the other hand, the possibility of impurities falling onto the transmission mechanism is reduced, and the possibility of influencing the transmission mechanism of the transmission mechanism is reduced;

3. the setting of gyro wheel is convenient for the removal of this electric vibration platform, when this electric vibration platform is removed to needs, compares with through artifical transport, promotes this electric vibration platform laborsaving more.

Drawings

Fig. 1 is a schematic structural diagram for embodying the present invention in the present embodiment;

FIG. 2 is a schematic structural diagram of the lifting mechanism according to the present embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2 illustrating a bevel gear set;

FIG. 4 is a schematic structural diagram for illustrating the connection relationship between the baffle plate and the bottom plate in the present embodiment;

FIG. 5 is a schematic structural diagram illustrating a connection relationship between the locking leg and the base plate in the present embodiment;

fig. 6 is a schematic structural diagram for showing the positional relationship between the second magnet and the locking leg in the present embodiment.

In the figure, 1, a vibration table body; 2. a base plate; 3. a lifting plate; 4. a motor; 5. a lifting mechanism; 6. a lead screw; 7. a nut block; 8. a guide bar; 9. a support frame; 10. a transmission mechanism; 11. a worm gear; 12. a worm; 13. a transmission rod; 14. a transmission frame; 15. a stabilizer frame; 16. a bevel gear set; 17. a drive bevel gear; 18. a driven bevel gear; 19. a connecting port; 20. a baffle plate; 21. a dovetail strip; 22. a handle; 23. a roller; 24. a locking leg; 25. a groove; 26. rotating the rod; 27. a threaded through hole; 28. an insertion hole; 29. a threaded rod; 30. a first accommodating groove; 31. a first magnet; 32. a second accommodating groove; 33. a second magnet; 34. a dovetail groove.

Detailed Description

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

Example (b): an electric vibration table, as shown in fig. 1 and 2, comprises a vibration table body 1, a bottom plate 2, a lifting plate 3, a motor 4 and a lifting mechanism 5.

As shown in fig. 2 and 3, the lifting mechanisms 5 are arranged into two groups, each lifting mechanism 5 comprises a screw rod 6, a nut block 7 and a guide rod 8, a support frame 9 is arranged on the bottom plate 2, one end of each screw rod 6 is rotatably connected with the bottom plate 2, the other end of each screw rod 6 is rotatably connected with the support frame 9, the motor 4 is connected with the screw rods 6 of the two groups of lifting mechanisms 5 through a transmission mechanism 10, each transmission mechanism 10 comprises a worm wheel 11, a worm 12 and a transmission rod 13, the transmission rod 13 is rotatably connected with the bottom plate 2 through a transmission frame 14, the transmission frame 14 is arranged on the bottom plate 2, the transmission rod 13 is rotatably connected with the transmission frame 14, the worm wheels 11 are arranged on the screw rods 6, the worms 12 are arranged at two ends of the transmission rod 13, a stabilizing frame 15 is arranged on the bottom plate 2, one end of the worm 12, which is far away, bevel gear 16 includes drive bevel gear 17 and driven bevel gear 18, drive bevel gear 17 sets up on motor 4, driven bevel gear 18 sets up on transfer line 13, drive bevel gear 17 and driven bevel gear 18 meshing, nut piece 7 spiro union is on lead screw 6, and two sets of elevating system 5's nut piece 7 connects respectively in the relative both sides on lifter plate 3, be equipped with connector 19 on lifter plate 3's the edge, nut piece 7 welds in connector 19 department, the one end setting of guide bar 8 is on bottom plate 2, the other end runs through nut piece 7 and is connected in support frame 9, so that lead to the moving direction of nut piece 7, the stability of nut piece 7 in the removal process has been improved, and the guide bar 8 of every group drive mechanism 10 sets up to two, be in the both sides of lead screw 6 respectively, shaking table body 1 sets up on lifter plate 3.

The motor 4 drives the driving bevel gear 17 to rotate, the driving bevel gear 17 drives the driven bevel gear 18 to rotate, the driven bevel gear 18 drives the transmission rod 13 to rotate, the transmission rod 13 drives the worms 12 at two ends to rotate, the worms 12 drive the worm wheel 11 to rotate in the rotating process, the worm wheel 11 drives the lead screw 6 to rotate, the lead screw 6 drives the nut block 7 to move in the rotating process, the nut block 7 moves to drive the lifting plate 3 to move, the vibrating table body 1 is driven to move, and the purpose of adjusting the height of the electric vibrating table is achieved.

As shown in fig. 2 and 4, a baffle plate 20 for shielding the transmission mechanism 10 is detachably connected to the base plate 2, a handle 22 and a dovetail strip 21 are arranged on the baffle plate 20, a dovetail groove 34 is arranged on the base plate 2, the dovetail groove 34 is perpendicular to the ground, and the dovetail strip 21 is in sliding fit with the dovetail groove 34 in the vertical direction, so that the installation and the disassembly of the baffle plate 20 are completed.

When the baffle 20 is disassembled, the handle 22 is pulled, the handle 22 drives the baffle 20 to move, the baffle 20 drives the dovetail strip 21 to slide in the dovetail groove 34, and when the dovetail strip 21 is separated from the dovetail groove 34, the disassembly of the baffle 20 is completed.

When the baffle 20 is installed, the dovetail bar 21 is inserted into the dovetail groove 34, and when the dovetail bar 21 abuts against the bottom of the dovetail groove 34, the installation of the baffle 20 is completed.

As shown in fig. 1 and 5, a roller 23 and a locking leg 24 are arranged on the bottom plate 2, a groove 25 is arranged on one side of the bottom plate 2 close to the ground, the locking leg 24 is rotatably connected in the groove 25 through a rotating rod 26 and is positioned at the end of the groove 25, a threaded through hole 27 communicated with the groove 25 is arranged on the bottom plate 2, an insertion hole 28 opposite to the threaded through hole 27 is arranged on the side wall of the groove 25, a threaded rod 29 is connected to one end of the rotating rod 26, the threaded rod 29 is screwed in the threaded through hole 27 and enables the rotating rod 26 to penetrate through the locking leg 24, and one end of the rotating rod 26, which is far away from the threaded rod 29, is inserted into the insertion hole 28, as shown in fig. 1 and 6, a first magnet 31 is arranged in the groove 25 through a first accommodating groove 30, the first accommodating groove 30 is arranged on the bottom of the groove 25, the first magnet 31 is arranged in the first, second holding tank 32 sets up on locking leg 24, and second magnet 33 passes through the glue setting in second holding tank 32 and flushes with locking leg 24 surface, and first magnet 31 and second magnet 33 inter attraction, locking leg 24 support when ground, and locking leg 24 inclines towards the vertical central line direction that deviates from bottom plate 2, and in this embodiment, gyro wheel 23 is the universal wheel.

Promote shaking table body 1, promote this electronic shaking table to suitable position after, lift bottom plate 2, rotate locking leg 24, make first magnet 31 and second magnet 33 separate, the tip edge of locking leg 24 conflict recess 25, end the leg orientation and deviate from the vertical central line direction slope of bottom plate 2 this moment, put down bottom plate 2, locking leg 24 contacts ground, thereby realize supporting baseplate 2's purpose, too high with bottom plate 2, make gyro wheel 23 break away from ground, avoid gyro wheel 23 to take place to rotate.

When the roller 23 is required to roll, the bottom plate 2 is lifted again, the locking legs 24 are separated from the ground, the locking legs 24 are rotated, the locking legs 24 return to the grooves 25 again, and the first magnet and the second magnet 33 are attached together, so that the locking legs 24 are folded, the bottom plate 2 is put down again, the roller 23 is in contact with the ground, and the roller 23 rolls.

The implementation process comprises the following steps: the operator can adjust the height of this electric vibration platform according to self height, and when adjusting, starter motor 4, motor 4 drive lead screw 6 rotate, and lead screw 6 drives nut piece 7 and removes, and nut piece 7 drives lifter plate 3 and removes, and lifter plate 3 drives the removal of shaking table body 1 to the purpose of the height of this electric vibration platform is adjusted in the realization.

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

1. The utility model provides an electronic shaking table, includes shaking table body (1), its characterized in that: still include bottom plate (2), lifter plate (3), motor (4) and elevating system (5), motor (4) set up on bottom plate (2), elevating system (5) include lead screw (6), nut piece (7) and guide bar (8), lead screw (6) rotate with bottom plate (2) and are connected, motor (4) and lead screw (6) linkage, nut piece (7) spiro union is on lead screw (6) and connect lifter plate (3), guide bar (8) set up on bottom plate (2) and run through nut piece (7), shaking table body (1) sets up on lifter plate (3).

2. The electric powered vibration table of claim 1, wherein: elevating system (5) sets up to two sets ofly, and two sets of the nut piece (7) of elevating system (5) are connected respectively in relative both sides on lifter plate (3), be connected through drive mechanism (10) between lead screw (6) of motor (4) and two sets of elevating system (5), drive mechanism (10) are including worm wheel (11), worm (12) and transfer line (13), transfer line (13) rotate to be connected in bottom plate (2), worm wheel (11) set up on lead screw (6), worm (12) set up the both ends at transfer line (13), worm wheel (11) and worm (12) cooperation, motor (4) and transfer line (13) linkage.

3. The electric powered vibration table of claim 2, wherein: the motor (4) is linked with the transmission rod (13) through a bevel gear set (16), the bevel gear set (16) comprises a driving bevel gear (17) and a driven bevel gear (18), the driving bevel gear (17) is arranged on the motor (4), the driven bevel gear (18) is arranged on the transmission rod (13), and the driving bevel gear (17) is meshed with the driven bevel gear (18).

4. The electric powered vibration table of claim 2, wherein: and a baffle (20) used for shielding the transmission mechanism (10) is arranged on the bottom plate (2).

5. The electric powered vibration table of claim 4, wherein: the baffle (20) is detachably connected with the bottom plate (2).

6. The electrodynamic shaker of claim 5, wherein: the novel dovetail plate is characterized in that a dovetail strip (21) is arranged on the baffle (20), a dovetail groove (34) is formed in the bottom plate (2), and the dovetail strip (21) is in sliding fit with the dovetail groove (34) in the vertical direction.

7. The electrodynamic shaker of claim 5, wherein: the baffle (20) is provided with a handle (22).

8. The electric powered vibration table of claim 1, wherein: and the bottom plate (2) is provided with a roller (23).

9. The electric powered vibration table of claim 8, wherein: still be equipped with locking leg (24) on bottom plate (2), be equipped with recess (25) on bottom plate (2), locking leg (24) rotate connect in recess (25) and be in the tip of recess (25), be equipped with first magnet (31) in recess (25), be equipped with second magnet (33) on locking leg (24), first magnet (31) and second magnet (33) inter attraction, when locking leg (24) support on ground, locking leg (24) are towards the vertical central line direction slope that deviates from bottom plate (2).