CN215985084U

CN215985084U - Maintainable low-frequency large-displacement jolting test bed

Info

Publication number: CN215985084U
Application number: CN202122579267.9U
Authority: CN
Inventors: 郭世举; 肖志艳; 陈照海; 王泽刚; 宋云彪
Original assignee: Xi'an Sushi Guangbo Environmental Reliability Laboratory Co ltd
Current assignee: Xi'an Sushi Guangbo Environmental Reliability Laboratory Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-03-08
Anticipated expiration: 2031-10-26

Abstract

The utility model provides a maintainable low-frequency large-displacement vibration test bed which comprises a lower assembling plate, supporting legs, a shock absorber, an upper assembling plate, a supporting vertical plate, a speed reducer, a rotating motor, an adjusting wheel disc structure, a movable arm, an inverted U-shaped seat, a vibration table, a movable column, a reinforcing plate, a local limiting seat structure and an assembling ring, wherein the periphery of the lower end of the lower assembling plate is connected with the supporting legs in a gluing mode; the shock absorber bolt is arranged between the lower assembling plate and the upper assembling plate; the supporting vertical plate is welded on the middle left side of the upper surface of the upper assembling plate; the reducer bolt install on the upper portion of supporting the riser left surface, the lower part bolt of reducer front end installs the rotating electrical machines simultaneously. The utility model has the beneficial effects that: through the setting of adjusting the rim plate structure, can make the position that removes the seat and adjust the place to the cooperation digging arm is used with the platform that shakes in activity.

Description

Maintainable low-frequency large-displacement jolting test bed

Technical Field

The utility model belongs to the technical field of jolting tests, and particularly relates to a maintainable low-frequency large-displacement jolting test bed.

Background

The low frequency large displacement jolting test is a test for detecting the existing appointed articles, and the stability of the articles needs to be kept in the process of the existing article transportation or other works, so that safer work is ensured, and the detection of the finished articles which can be conveniently and quickly carried out through the low frequency large displacement jolting test bed is carried out in the test process.

However, the existing low-frequency large-displacement jolting test bed also has the problems that the transmission part is not convenient to adjust and the placed objects are not convenient to match and fix.

Therefore, the utility model of the maintainable low-frequency large-displacement pitch test bed is very necessary.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a maintainable low-frequency large-displacement pitch test bed, which aims to solve the problems that the device of the maintainable low-frequency large-displacement pitch test bed has poor protection effect, single protection mode and inconvenience in oil liquid inlet speed adjustment. A maintainable low-frequency large-displacement vibration test bed comprises a lower assembling plate, supporting legs, a shock absorber, an upper assembling plate, a supporting vertical plate, a speed reducer, a rotating motor, an adjusting wheel disc structure, a movable arm, an inverted U-shaped seat, a vibration table, a movable column, a reinforcing plate, a local limiting seat structure and an assembling ring, wherein the periphery of the lower end of the lower assembling plate is connected with the supporting legs in a gluing mode; the shock absorber bolt is arranged between the lower assembling plate and the upper assembling plate; the supporting vertical plate is welded on the middle left side of the upper surface of the upper assembling plate; the speed reducer bolt is arranged on the upper part of the left surface of the supporting vertical plate, and the rotating motor is arranged on the lower part bolt at the front end of the speed reducer; the adjusting wheel disc structure is arranged at the right end of the speed reducer; the upper end of the movable arm is connected to the inner side of the inverted U-shaped seat in a shaft mode; movable columns are inserted at four corners inside the vibration table, and meanwhile, an inverted U-shaped seat is mounted at the middle part of the lower surface of the vibration table through bolts; the movable columns are respectively welded at four corners of the upper surface of the upper assembling plate; the periphery of the lower end of the reinforcing plate is welded with an assembling ring, and a movable column is connected in the assembling ring in a threaded manner; the local limiting seat structures are arranged on the left side and the right side of the upper surface of the jolting table; the adjusting wheel disc structure comprises a connecting disc, a movable groove, a limiting groove, a movable seat, a threaded rod, a supporting seat and a manual rod, wherein the movable groove is formed in the middle of the left side inside the connecting disc, and the limiting grooves are formed in the upper side and the lower side of the inner wall of the movable groove; the movable seat is inserted into the movable groove and the limiting groove; one end of the threaded rod is arranged below the right side in the movable groove through a bearing, and the other end of the threaded rod is arranged in the supporting seat through a bearing; the supporting seat bolt is arranged on the left side of the lower part of the inner wall of the movable groove; and the manual rod bolt is arranged at the left end of the threaded rod.

Preferably, the local limiting seat structure comprises a lower vertical plate, a first long hole, a limiting edge, an upper vertical plate, a second long hole, a connecting screw rod and a limiting fixed seat structure, wherein the first long hole is formed in the middle of the inner part of the lower vertical plate, and the limiting edges are welded on the left side and the right side of the front surface of the lower vertical plate; a second long hole is formed in the middle of the inner part of the upper vertical plate; the connecting screw rod is inserted into the first long hole and the second long hole; the limiting fixing seat structure is arranged at the upper end of the upper vertical plate.

Preferably, the limiting fixing seat structure comprises a support, a fastening plate, an operating screw, a rotating vertical rod, an assembling head and a protecting head, wherein the fastening plate is welded on the front part and the rear part of the inner side of the support; the operating screw is in threaded connection with the upper side inside the support; one end of the operating screw is provided with a rotating vertical rod through a bolt, and the other end of the operating screw is provided with an assembling head through a bolt; the protective head is embedded on the outer wall of the assembling head.

Preferably, the middle part of the connecting disc is in shaft connection with the right end of the speed reducer, and the moving seat on the inner side of the connecting disc is in shaft connection with the lower end of the movable arm.

Preferably, the number of the limiting grooves in the movable groove is two, the movable seat is inserted in the limiting grooves, and the lower side in the movable seat is movably connected through a threaded rod.

Preferably, lower riser respectively the left and right sides at the top surface of the jolt platform of bolt installation, the connecting screw outer wall of lower riser and last riser junction on be provided with the nut, the nut presss from both sides tight riser and last riser simultaneously.

Preferably, the limiting edges are arranged in two numbers, and limit the left side and the right side of the vertical plate on the column.

Preferably, the lower end of the support is welded with an upper vertical plate, and the support is L-shaped and movably supports an operation screw.

Preferably, the protection head on the assembly head at the right end of the operation screw rod is a rectangular rubber head.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the utility model, the arrangement of the movable groove and the limiting groove is matched with the stable adjustment of the movable seat.

2. In the utility model, the movable seat and the movable groove are arranged, so that the position of the movable seat can be adjusted, and the movable seat is matched with the movable arm and the jolting platform to be movably used.

3. According to the utility model, the threaded rod, the supporting seat and the manual rod are arranged, so that the threaded rod, the supporting seat and the manual rod are convenient to adjust and use in cooperation with the movable seat.

4. According to the utility model, the lower vertical plate, the first long hole, the upper vertical plate and the second long hole are arranged, so that the proper position of the lower vertical plate, the first long hole, the upper vertical plate and the second long hole can be conveniently adjusted to be matched with the protective head for use.

5. In the utility model, the arrangement of the first long hole, the second long hole and the connecting screw rod is convenient for fixing the lower vertical plate and the upper vertical plate.

6. In the utility model, the arrangement of the support and the fastening plate is convenient for matching with other structures for movable support and simultaneously carrying out use work.

7. In the utility model, the arrangement of the operating screw and the rotating vertical rod is convenient for manual operation to drive the assembling head to move.

8. According to the utility model, the arrangement of the assembling head and the protection head can locally limit and fix articles on the surface of the vibration table, so that collapse and damage in the test process are avoided.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of an adjusting disk structure of the present invention.

FIG. 3 is a schematic diagram of a partial confinement structure according to the present invention.

Fig. 4 is a schematic structural diagram of a limit fixing seat structure of the utility model.

In the figure:

1. a lower assembly plate; 2. supporting legs; 3. a shock absorber; 4. mounting an assembly plate; 5. a support vertical plate; 6. a speed reducer; 7. a rotating electric machine; 8. adjusting the wheel disc structure; 81. a connecting disc; 82. a movable groove; 83. a limiting groove; 84. a movable seat; 85. a threaded rod; 86. a supporting seat; 87. a manual lever; 9. a movable arm; 10. an inverted U-shaped seat; 11. a jolting table; 12. a movable post; 13. a reinforcing plate; 14. a local confinement structure; 141. a lower vertical plate; 142. a first long hole; 143. a limiting edge; 144. an upper vertical plate; 145. a second long hole; 146. connecting a screw rod; 147. limiting the fixed seat structure; 1471. a support; 1472. a fastening plate; 1473. operating the screw; 1474. rotating the vertical rod; 1475. assembling the head; 1476. a protective head; 15. and assembling the ring.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example (b):

as shown in fig. 1, a maintainable low-frequency large-displacement pitch test stand comprises a lower assembling plate 1, supporting legs 2, a shock absorber 3, an upper assembling plate 4, a supporting vertical plate 5, a speed reducer 6, a rotating motor 7, an adjusting wheel disc structure 8, a movable arm 9, an inverted U-shaped seat 10, a pitch table 11, a movable column 12, a reinforcing plate 13, a local limiting seat structure 14 and an assembling ring 15, wherein the periphery of the lower end of the lower assembling plate 1 is connected with the supporting legs 2 in a gluing manner; the shock absorber 3 is installed between the lower assembling plate 1 and the upper assembling plate 4 through bolts; the supporting vertical plate 5 is welded on the middle left side of the upper surface of the upper assembling plate 4; the speed reducer 6 is mounted on the upper part of the left surface of the supporting vertical plate 5 through a bolt, and the rotating motor 7 is mounted on the lower part of the front end of the speed reducer 6 through a bolt; the adjusting wheel disc structure 8 is arranged at the right end of the speed reducer 6; the upper end of the movable arm 9 is connected with the inner side of the inverted U-shaped seat 10 in a shaft mode; a movable column 12 is inserted at four corners inside the vibration table 11, and an inverted U-shaped seat 10 is installed at the middle part of the lower surface of the vibration table 11 through a bolt; the movable columns 12 are respectively welded at four corners of the upper surface of the upper assembling plate 4; the periphery of the lower end of the reinforcing plate 13 is welded with an assembling ring 15, and the assembling ring 15 is internally threaded with a movable column 12; the local limiting seat structure 14 is arranged on the left side and the right side of the upper surface of the jolting platform 11.

As shown in fig. 2, in the above embodiment, specifically, the adjusting wheel structure 8 includes a connecting disc 81, a movable groove 82, a limiting groove 83, a moving seat 84, a threaded rod 85, a supporting seat 86 and a manual rod 87, the movable groove 82 is formed in the middle of the left side inside the connecting disc 81, and the limiting grooves 83 are formed in both the upper and lower sides of the inner wall of the movable groove 82; the moving seat 84 is inserted into the moving groove 82 and the limiting groove 83; one end of the threaded rod 85 is arranged below the right side in the movable groove 82 through a bearing, and the other end of the threaded rod is arranged in the supporting seat 86 through a bearing; during adjustment, the rotating manual lever 87 rotates in cooperation with the threaded rod 85, so that the moving seat 84 moves in the moving groove 82 and the limiting groove 83, respectively; the supporting seat 86 is mounted on the left side of the lower part of the inner wall of the movable groove 82 through bolts; the manual lever 87 is mounted on the left end of the threaded rod 85 by a bolt.

As shown in fig. 3, in the above embodiment, specifically, the local limiting seat structure 14 includes a lower vertical plate 141, a first long hole 142, a limiting edge 143, an upper vertical plate 144, a second long hole 145, a connecting screw 146 and a limiting fixing seat structure 147, the first long hole 142 is opened in the middle of the lower vertical plate 141, and the limiting edges 143 are welded to the left and right sides of the front surface of the lower vertical plate 141; the upper riser 144 forward of the movable lower riser 141 is in place; a second long hole 145 is formed in the middle part inside the upper vertical plate 144; the lower vertical plate 141 and the upper vertical plate 144 are fixed by screwing the nut on the outer wall of the connecting screw rod 146; the connecting screw rod 146 is inserted into the first long hole 142 and the second long hole 145; the limiting fixing seat structure 147 is installed on the upper end of the upper vertical plate 144.

As shown in fig. 4, in the above embodiment, specifically, the limiting fixing seat structure 147 includes a support 1471, a fastening plate 1472, an operating screw 1473, a rotating vertical rod 1474, an assembling head 1475 and a protecting head 1476, where the fastening plate 1472 is welded to both the front and rear parts inside the support 1471; the operating screw 1473 is screwed on the upper side inside the support 1471; a rotating vertical rod 1474 is arranged at one end of the operating screw 1473 through a bolt, and an assembling head 1475 is arranged at the other end of the operating screw 1473 through a bolt; turning the vertical turning post 1474 in coordination with the rotation of the screw 1473, so that the assembly head 1475 and the guard head 1476 reach a proper position to restrain or fix the object on the surface of the bumping table 11; the guard head 1476 is mounted to the outer wall of the assembly head 1475.

Principle of operation

The working principle of the utility model is as follows: an object to be detected is placed on the surface of the jolting platform 11, then the upper vertical plate 144 in front of the lower vertical plate 141 is moved to a proper position, then the nut on the outer wall of the connecting screw rod 146 is screwed to fix the lower vertical plate 141 and the upper vertical plate 144, finally the rotating vertical rod 1474 is rotated to cooperate with the operation screw rod 1473 to rotate, so that the assembly head 1475 and the guard head 1476 reach the proper positions to restrain or fix the object on the surface of the vibration table 11, and after the preliminary work is completed, the manual lever 87 is rotated to rotate in cooperation with the threaded rod 85 during adjustment, so that the movable base 84 moves in the movable groove 82 and the restriction groove 83, respectively, and after the work before use is completed, the rotating motor 7 is driven to rotate the connection plate 81 in cooperation with the decelerator 6 at the time of the work, and the rotary connecting disc 81 is matched with the movable arm 9 and the inverted U-shaped seat 10 to enable the vibration shaking table 11 to vibrate up and down on the outer wall of the movable column 12 to realize the test.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims

1. A maintainable low-frequency large-displacement vibration test bed is characterized by comprising a lower assembling plate (1), supporting legs (2), a shock absorber (3), an upper assembling plate (4), a supporting vertical plate (5), a speed reducer (6), a rotating motor (7), an adjusting wheel disc structure (8), a movable arm (9), an inverted U-shaped seat (10), a vibration table (11), a movable column (12), a reinforcing plate (13), a local limiting seat structure (14) and an assembling ring (15), wherein the periphery of the lower end of the lower assembling plate (1) is respectively connected with the supporting legs (2) in a glue joint mode; the shock absorber (3) is installed between the lower assembling plate (1) and the upper assembling plate (4) through bolts; the supporting vertical plate (5) is welded on the middle left side of the upper surface of the upper assembling plate (4); the speed reducer (6) is arranged on the upper part of the left surface of the supporting vertical plate (5) through a bolt, and meanwhile, a rotating motor (7) is arranged on the lower part of the front end of the speed reducer (6) through a bolt; the adjusting wheel disc structure (8) is arranged at the right end of the speed reducer (6); the upper end of the movable arm (9) is connected with the inner side of the inverted U-shaped seat (10) in a shaft mode; movable columns (12) are inserted into four corners inside the vibration table (11), and meanwhile, an inverted U-shaped seat (10) is installed at the middle part of the lower surface of the vibration table (11) through bolts; the movable columns (12) are respectively welded at four corners of the upper surface of the upper assembling plate (4); the periphery of the lower end of the reinforcing plate (13) is welded with an assembling ring (15), and the assembling ring (15) is connected with a movable column (12) in a threaded manner; the local limiting seat structures (14) are arranged on the left side and the right side of the upper surface of the jolting platform (11); the adjusting wheel disc structure (8) comprises a connecting disc (81), a movable groove (82), a limiting groove (83), a movable seat (84), a threaded rod (85), a supporting seat (86) and a manual rod (87), wherein the movable groove (82) is formed in the middle of the left side of the inside of the connecting disc (81), and the limiting grooves (83) are formed in the upper side and the lower side of the inner wall of the movable groove (82); the moving seat (84) is inserted into the movable groove (82) and the limiting groove (83); one end of the threaded rod (85) is arranged below the right side in the movable groove (82) through a bearing, and the other end of the threaded rod is arranged in the supporting seat (86) through a bearing; the supporting seat (86) is arranged on the left side of the lower part of the inner wall of the movable groove (82) through bolts; the manual rod (87) is mounted at the left end of the threaded rod (85) through a bolt.

2. The maintainable low frequency large displacement pitch test stand according to claim 1, wherein the middle portion of the connection plate (81) is coupled to the right end of the decelerator (6), and the moving seat (84) inside the connection plate (81) is coupled to the lower end of the movable arm (9).

3. The serviceable low frequency large displacement pitch test stand as set forth in claim 1, wherein there are two limiting grooves (83) in the movable groove (82), and a movable base (84) is inserted into the limiting grooves (83), and the lower side of the inside of the movable base (84) is movably connected by a threaded rod (85).

4. The maintainable low-frequency large-displacement pitch test stand of claim 1, wherein the local limiting seat structure (14) comprises a lower vertical plate (141), a first long hole (142), a limiting edge (143), an upper vertical plate (144), a second long hole (145), a connecting screw rod (146) and a limiting fixed seat structure (147), the first long hole (142) is arranged in the middle of the inner part of the lower vertical plate (141), and the limiting edges (143) are welded on the left side and the right side of the front surface of the lower vertical plate (141); a second long hole (145) is formed in the middle of the inside of the upper vertical plate (144); the connecting screw rod (146) is inserted into the first long hole (142) and the second long hole (145); the limiting fixed seat structure (147) is arranged at the upper end of the upper vertical plate (144).

5. The maintainable low-frequency large-displacement vibration test bed of claim 4, wherein the lower riser (141) is respectively bolted on the left and right sides of the upper surface of the vibration test bed (11), the outer wall of the connecting screw (146) at the joint of the lower riser (141) and the upper riser (144) is provided with a nut, the nut clamps the lower riser (141) and the upper riser (144) simultaneously, the limiting edges (143) are provided with two, the limiting edges (143) limit the left and right sides of the upper riser (144) on the column.

6. The maintainable low frequency large displacement pitch test stand of claim 4, wherein the limiting fixing seat structure (147) comprises a support (1471), a fastening plate (1472), an operating screw (1473), a rotating vertical rod (1474), an assembling head (1475) and a protecting head (1476), wherein the fastening plate (1472) is welded on the front part and the rear part of the inner side of the support (1471); the operating screw rod (1473) is in threaded connection with the upper side inside the support (1471); one end of the operating screw rod (1473) is provided with a rotating vertical rod (1474) through a bolt, and the other end of the operating screw rod is provided with an assembling head (1475) through a bolt; the protective head (1476) is embedded on the outer wall of the assembly head (1475).

7. The serviceable low frequency high displacement pitch test stand as set forth in claim 6, wherein the upper riser (144) is welded to the lower end of the support (1471), and the support (1471) is formed in an L-shape and movably supports the operating screw (1473).

8. The serviceable low frequency high displacement pitch test stand as set forth in claim 6, wherein the guard head (1476) on the right assembly head (1475) of the operating screw (1473) is a rectangular rubber head.