CN221038263U - A cement mortar vibrating table - Google Patents

Abstract

The utility model discloses a cement mortar compaction table, which belongs to the field of compaction table structures and comprises two groups of bases, wherein two groups of connecting rods are arranged between the two groups of bases, a supporting frame and a compaction assembly are respectively arranged on the two groups of bases, the compaction assembly is connected with a compaction table in a sliding manner through two groups of supporting plates, the supporting frame is rotationally connected with a rocker arm, the rocker arm is fixedly connected with the compaction table, the top of the compaction table is provided with a plurality of groups of guide posts, guide rods and screw rods are respectively arranged in the guide posts, a sample pressing plate is arranged between the guide rods and the screw rods, an adjusting assembly is arranged between the sample pressing plate and the guide rods and between the guide rods and the screw rods, and guide pressing plates are slidingly connected onto the compaction table, and elastic pressing pieces for adjusting the guide pressing plates are arranged on two sides of the compaction table.

Description

A cement mortar vibrating table

Technical Field

The utility model relates to the field of vibrating table structures, in particular to a cement mortar vibrating table.

Background technique

Cement mortar specimens are made of the cement to be tested, standard sand and mixing water. They are standard specimens for cement strength performance testing. In the test of preparing cement mortar specimens, it is necessary to mix the cement mortar first, then put the cement mortar into the specified test mold, and then use the cement mortar vibrating table to vibrate it, and then the mortar specimen can be cured.

The Chinese patent document publication number CN206321488U discloses a cement mortar vibrating table. Before testing, cement blocks need to be prepared on the cement mortar vibrating table. During the preparation, the staff needs to install the mold on the vibrating table and fix it, and then swing the rocker arm to drive the vibrating table to move up and down, and rely on gravity to vibrate the cement mortar in the mold; however, during the working process of the cement mortar vibrating table, multiple collisions may cause the cement sample to move on the vibrating table, affecting the compaction effect.

Utility Model Content

In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to propose a cement mortar compacting table which can avoid the movement of cement samples during the compaction process, improve the compaction stability of the cement samples and ensure the compaction effect.

To achieve this purpose, the utility model adopts the following technical solutions:

The utility model provides a cement mortar vibrating table, comprising two groups of bases, two groups of connecting rods are arranged between the two groups of bases, the two groups of bases are respectively provided with a supporting frame and a vibrating assembly, the vibrating assembly is slidably connected to the vibrating table through two groups of supporting plates, the supporting frame is rotatably connected to a rocker arm, and the rocker arm is fixedly connected to the vibrating table through a connecting plate;

A plurality of groups of guide columns are arranged on the top of the vibration table, guide rods and screws are arranged inside the guide columns respectively, a sample pressing plate is arranged between the guide rods and the screw, the sample pressing plate is slidably connected to the guide rods and is threadedly connected to the screws, an adjustment component is arranged between the sample pressing plate and the guide rods and the screw, a guide pressing plate is slidably connected to the vibration table, and elastic pressing pieces for adjusting the guide pressing plates are arranged on both sides of the vibration table.

An optimal technical solution of the utility model is that guide grooves are provided on both sides of the top of the vibration table, and the guide ends of the bottom of the guide pressure plate are slidably connected to the guide grooves.

The preferred technical solution of the utility model is that the elastic pressure piece includes a guide plate fixedly connected to both sides of the compaction table, a guide rod is slidably connected inside the guide plate, one end of the guide rod is connected to a handle, and the other end passes through the compaction table and is provided with a pressure block fixedly connected to the guide end of the bottom of the guide pressure plate, and a guide spring is connected between the pressure block and the compaction table.

The preferred technical solution of the utility model is that the compaction assembly includes two groups of fixed plates arranged on a base, a cam is rotatably connected between the two groups of fixed plates through a rotating shaft, the fixed plate is slidably connected to a supporting plate, a fixed wheel slidably connected to the cam is provided on the supporting plate, and the rotating shaft is connected to a motor.

An optimal technical solution of the utility model is that the fixed wheel is provided with an annular sliding groove corresponding to the cam.

The preferred technical solution of the utility model is that the adjustment assembly includes a plurality of connection parts arranged on both sides of the sample pressure plate, the connection parts are correspondingly slidably connected to the guide rod and threadedly connected to the screw rod, and the upper and lower connections of the connection parts are both connected to limit springs.

The preferred technical solution of the utility model is that a groove is provided on one side of the support plate, and a slide table slidably connected to the groove is provided on the fixing plate corresponding to the groove.

Compared with the prior art, the utility model has the following beneficial effects: the utility model pulls the elastic pressure piece to drive the two groups of guide pressure plates to move away from each other, places the cement sample to be compacted on the compacting table and is located between the two groups of guide pressure plates, loosens the elastic pressure piece, and the two groups of elastic pressure pieces approach each other and fit with the two sides of the cement sample, thereby avoiding position movement of the cement sample during the compacting process, affecting the compacting effect of the cement sample, and improving the compaction stability of the cement sample; rotates the screw to drive the sample pressure plate to move downward to the top of the cement sample, drives the compacting table to oscillate up and down through the compacting assembly, and at the same time drives the rocker arm to swing up and down around the support frame 1, thereby realizing the compaction operation of the cement sample, and the operation is convenient, and the elastic pressure piece and the adjustable sample pressure plate can be used for compacting cement samples of different sizes, thereby reducing the manufacturing cost of the equipment and increasing the scope of use of the compaction operation.

The utility model provides a cement mortar vibrating table which can prevent cement samples from moving during the vibrating process, improve the stability of the cement sample vibrating, and ensure the vibrating effect.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the structure of a vibration table provided in a specific embodiment of the utility model;

FIG2 is a front view of the compaction table structure provided in a specific embodiment of the utility model;

3 is a top view of the compaction table structure provided in a specific embodiment of the utility model;

FIG4 is a schematic diagram of the structure of a vibration assembly provided in a specific embodiment of the present utility model;

In the accompanying drawings, the components represented by the reference numerals are listed as follows:

1. Support frame; 11. Base; 12. Rocker arm; 13. Connecting rod; 14. Connecting plate; 2. Vibration assembly; 21. Fixed plate; 22. Cam; 23. Fixed wheel; 24. Annular slide; 25. Slide; 3. Vibration table; 31. Guide column; 32. Guide rod; 33. Screw; 34. Limit spring; 4. Support plate; 41. Slot; 5. Sample pressure plate; 51. Connecting part; 6. Elastic pressure piece; 61. Guide plate; 62. Handle; 63. Guide rod; 64. Pressure block; 65. Guide spring; 7. Guide pressure plate; 8. Motor.

Detailed ways

The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

A cement mortar vibrating table, comprising two groups of bases 11, two groups of connecting rods 13 are arranged between the two groups of bases 11, a supporting frame 1 and a vibrating assembly 2 are respectively arranged on the two groups of bases 11, the vibrating assembly 2 is slidably connected to a vibrating table 3 through two groups of supporting plates 4, the supporting frame 1 is rotatably connected to a rocker arm 12, and the rocker arm 12 is fixedly connected to the vibrating table 3 through a connecting plate 14;

A plurality of groups of guide columns 31 are arranged on the top of the vibration table 3, guide rods 32 and screws 33 are arranged inside the guide columns 31, a sample pressing plate 5 is arranged between the guide rods 32 and the screws 33, the sample pressing plate 5 is slidably connected to the guide rods 32 and is screwed to the screws 33, an adjustment component is arranged between the sample pressing plate 5 and the guide rods 32 and the screws 33, a guide pressing plate 7 is slidably connected to the vibration table 3, elastic pressing pieces 6 for adjusting the guide pressing plates 7 are arranged on both sides of the vibration table 3, guide grooves are opened on both sides of the top of the vibration table 3, and the guide ends at the bottom of the guide pressing plate 7 are slidably connected to the guide grooves.

Pull the elastic pressure piece 6 to drive the two groups of guide pressure plates 7 to move away from each other, place the cement sample to be compacted on the compaction table 3, and place it between the two groups of guide pressure plates 7, loosen the elastic pressure piece 6, and the two groups of elastic pressure pieces 6 are close to each other and fit with the two sides of the cement sample to avoid position movement during the compaction process of the cement sample, which affects the compaction effect of the cement sample and improves the compaction stability of the cement sample; rotate the screw 33 to drive the sample pressure plate 5 to move downward to the top of the cement sample, and drive the compaction table 3 to oscillate up and down through the compaction component 2. At the same time, the compaction table 3 drives the rocker arm 12 to swing up and down around the support frame 1, thereby realizing the compaction operation of the cement sample. The operation is convenient, and the elastic pressure piece 6 and the adjustable sample pressure plate 5 can be used for compaction of cement samples of different sizes, which reduces the manufacturing cost of the equipment and increases the scope of use of the compaction operation.

As a possible implementation scheme of the present scheme, preferably, the elastic pressure piece 6 includes a guide plate 61 fixedly connected to both sides of the vibration table 3, and a guide rod 63 is slidably connected inside the guide plate 61. One end of the guide rod 63 is connected to a handle 62, and the other end passes through the vibration table 3 and is provided with a pressure block 64 fixedly connected to the guide end at the bottom of the guide pressure plate 7. A guide spring 65 is connected between the pressure block 64 and the vibration table 3. Pulling the handle 62 drives the guide rod 63 to move toward the guide plate 61, and the guide rod 63 drives the guide pressure plate 7 to move through the pressure block 64. At this time, the guide spring 65 is compressed, and the cement sample is placed on the vibration table 3 and located between the two groups of guide pressure plates 7. The handle 62 is released. Under the action of the guide spring 65, the pressure block 64 drives the guide pressure plate 7 to clamp on both sides of the cement sample to avoid movement of the cement sample during the vibration process, which affects the vibration effect and the quality of the cement sample vibration.

As a possible implementation mode of the present scheme, preferably, the compaction assembly 2 includes two groups of fixed plates 21 arranged on the base 11, and a cam 22 is rotatably connected between the two groups of fixed plates 21 through a rotating shaft. The fixed plate 21 is slidably connected to the supporting plate 4, and a fixed wheel 23 slidably connected to the cam 22 is provided on the supporting plate 4. The fixed wheel 23 is provided with an annular groove 24 corresponding to the cam 22, and the rotating shaft is connected to a motor 8, which drives the cam 22 to rotate. During the rotation of the cam 22, the cam 22 always maintains a sliding connection relationship with the annular groove 24, and the fixed wheel 23 moves up and down during the rotation of the cam 22, thereby driving the compaction table 3 to vibrate up and down through the supporting plate 4 to realize the compaction operation of the cement sample on the compaction table 3.

As a possible implementation mode of the present scheme, preferably, the adjustment assembly includes a plurality of connecting parts 51 arranged on both sides of the sample pressing plate 5, the connecting parts 51 are correspondingly slidably connected to the guide rod 32 and are threadedly connected to the screw 33, and the upper and lower connections of the connecting parts 51 are both connected to the limiting spring 34. The screw 33 is rotated to drive the connecting part 51 to move up and down to adjust the position of the sample pressing plate 5 to adapt to the compaction operation of cement samples at different heights.

As a possible implementation of the present scheme, preferably, a groove 41 is provided on one side of the support plate 4, and a slide 25 slidably connected to the fixed plate 21 is provided corresponding to the groove 41, and the sliding connection between the groove 41 and the slide 25 guides the up and down vibration of the compaction table 3 and improves the stability of the operation process.

The present invention is described by preferred embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. The present invention is not limited to the specific embodiments disclosed herein, and other embodiments falling within the claims of this application are within the scope of protection of the present invention.

Claims (7)

1. A cement mortar vibrating table, characterized in that it comprises two groups of bases (11), two groups of connecting rods (13) are arranged between the two groups of bases (11), a supporting frame (1) and a vibrating assembly (2) are respectively arranged on the two groups of bases (11), the vibrating assembly (2) is slidably connected to the vibrating table (3) through two groups of supporting plates (4), the supporting frame (1) is rotatably connected to a rocker arm (12), and the rocker arm (12) is fixedly connected to the vibrating table (3) through a connecting plate (14); A plurality of groups of guide columns (31) are arranged on the top of the vibration table (3), and guide rods (32) and screw rods (33) are arranged inside the guide columns (31), and a sample pressing plate (5) is arranged between the guide rods (32) and the screw rods (33). The sample pressing plate (5) is slidably connected to the guide rods (32) and is screwed to the screw rods (33). An adjustment component is arranged between the sample pressing plate (5) and the guide rods (32) and the screw rods (33). A guide pressing plate (7) is slidably connected to the vibration table (3), and elastic pressing pieces (6) for adjusting the guide pressing plate (7) are arranged on both sides of the vibration table (3). 2. A cement mortar vibrating table according to claim 1, characterized in that: Guide grooves are provided on both sides of the top of the vibration table (3), and the guide ends at the bottom of the guide pressure plate (7) are slidably connected to the guide grooves. 3. The cement mortar vibrating table according to claim 1, characterized in that: The elastic pressure piece (6) comprises a guide plate (61) fixedly connected to both sides of the vibration platform (3), a guide rod (63) is slidably connected inside the guide plate (61), one end of the guide rod (63) is connected to a handle (62), and the other end passes through the vibration platform (3) and is provided with a pressure block (64) fixedly connected to the guide end of the bottom of the guide pressure plate (7), and a guide spring (65) is connected between the pressure block (64) and the vibration platform (3). 4. The cement mortar vibrating table according to claim 1, characterized in that: The vibration assembly (2) comprises two groups of fixed plates (21) arranged on a base (11), a cam (22) being rotatably connected between the two groups of fixed plates (21) via a rotating shaft, the fixed plates (21) being slidably connected to a support plate (4), a fixed wheel (23) being slidably connected to the cam (22) being arranged on the support plate (4), and the rotating shaft being connected to a motor (8). 5. The cement mortar vibrating table according to claim 4, characterized in that: The fixed wheel (23) is provided with an annular sliding groove (24) corresponding to the cam (22). 6. The cement mortar vibrating table according to claim 1, characterized in that: The adjustment assembly comprises a plurality of connection parts (51) arranged on both sides of the sample pressing plate (5); the connection parts (51) are slidably connected to the guide rod (32) and are threadedly connected to the screw rod (33); and the upper and lower connections of the connection parts (51) are both connected to the limit spring (34). 7. The cement mortar vibrating table according to claim 4, characterized in that: A slot (41) is provided on one side of the support plate (4), and a slide table (25) slidably connected to the slot (41) is provided on the fixing plate (21) corresponding to the slot (41).