CN211061329U - A constant stress, bending and compression integrated machine - Google Patents

Abstract

The utility model belongs to the anti-bending and anti-compression field, in particular to a constant stress anti-bending and anti-compression integrated machine, which aims at the problems that the anti-bending and anti-compression tests of the existing mud test block are generally respectively carried out in an anti-bending test device of the cement test block and an anti-compression test device of the cement test block, which are relatively troublesome, the utility model proposes the following proposal, which comprises a base, wherein one side of the top of the base is fixedly provided with a stand column, the top of the stand column is fixedly provided with a mounting plate, the top of the base is fixedly provided with a mounting cover, the mounting cover is positioned at one side of the stand column, a press plate is connected in the mounting cover, and the top of the press plate is fixedly provided with a support rod, the utility model drives a moving column to move downwards by starting a driving motor, the anti-bending and anti-compression pressure values which can be born by a test rod through a pressure, therefore, certain convenience can be brought during operation.

Description

A constant stress, bending and compression integrated machine

technical field

The utility model relates to the technical field of bending and compression resistance, in particular to an integrated machine of constant stress, bending and compression resistance.

Background technique

Bending resistance and compression resistance are the two main mechanical performance indicators of the cement test block, which mainly use the piston rod of the oil cylinder to push up to complete the bending and compression test of the cement test block respectively.

At present, the flexural and compressive tests of cement test blocks are generally carried out in the flexural test device of cement test block and the compressive test device of cement test block respectively, which are relatively troublesome, so we propose a constant stress resistance test device. The folding and compression integrated machine is used to solve the above-mentioned problems.

Utility model content

The purpose of this utility model is to solve the problem that the flexural and compressive tests of mud test blocks in the prior art are generally carried out in the flexural test device of the cement test block and the compressive test device of the cement test block, respectively. The disadvantage is that it is more troublesome, and a constant stress, bending and compression integrated machine is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

An all-in-one machine with constant stress, bending and compression, comprising a base, a column is fixedly installed on one side of the top of the base, a mounting plate is fixedly installed at the top of the column, an installation cover is fixedly installed on the top of the base, and the installation cover On one side of the column, a pressure plate is slidably connected in the installation cover, and a support rod is fixedly installed on the top of the pressure plate, the top end of the support rod extends to the top of the installation cover, and a movable plate is slidably connected to the column, and The moving plate is located between the mounting plate and the mounting cover, the bottom of the moving plate and the top of the support rod are clamped with the same test rod, the top of the moving plate is fixedly installed with a moving column, and the top of the moving column is installed through The plate is extended to the top of the installation plate, the top of the installation plate is fixedly mounted with a drive motor, and the drive motor is connected with the moving column in a transmission.

Preferably, a pressure sensor is fixedly installed on the top of the base, and the pressure sensor is located below the pressure plate, a display screen is fixedly installed on one side of the installation cover, and the display screen is electrically connected to the pressure sensor, and the display screen can be used to accurately The readout of the peak pressure that the test rod can withstand.

Preferably, a U-shaped plate is fixedly installed on the top of the support rod and the bottom of the moving plate, and a card cover is rotatably connected to the U-shaped plate, and the top and bottom ends of the test rod respectively extend into the two card covers and are respectively It is movably mounted with two card covers, and the test rods can be easily snapped and limited by using the card covers.

Preferably, a sliding plate is slidably connected to the top of the mounting plate, and the sliding plate is threadedly connected to the output shaft of the driving motor, the other side of the sliding plate is symmetrically connected with two transmission rods, and the top of the moving column is symmetrical There are two connecting rods rotatably connected, and the bottom ends of the two connecting rods are connected with connecting plates in rotation, and the two connecting plates are both slidably connected with the top of the mounting plate, and the two transmission rods are respectively connected with one side of the two connecting plates. Rotational connection, the use of a drive motor can easily drive the sliding plate to move.

Preferably, a rotating cover is fixedly installed on one side of the sliding plate, and a nut is fixedly installed on the inner wall of the rotating cover, the nut is threadedly connected with a screw rod, and one end of the screw rod is fixedly connected with the output shaft of the drive motor, Using the screw and the nut can realize the stable and uniform descent of the moving column.

In the utility model, the constant stress, bending and compression integrated machine is

By inserting the top and bottom ends of the test rods into the two card covers respectively, the drive motor can then be activated to drive the rotating cover to move. At this time, both transmission rods will rotate, so that the two connecting plates will mutually away, when the connecting plate moves, the connecting rod can be driven to rotate, so the moving rod can be driven to move downward, and the test rod can be squeezed.

When the test rod is squeezed, the force will be transmitted to the pressure plate. At this time, the pressure plate will exert pressure on the pressure sensor, and then the pressure sensor will transmit the pressure value to the display screen in the form of an electrical signal. Until the test rod is bent, the compressive and flexural pressure values of the test rod can be tested;

The utility model drives the moving column to move downward by starting the driving motor, and the pressure value of the bending resistance and the compression resistance that the test rod can bear can be tested by the pressure sensor, thereby realizing the simultaneous realization of the bending resistance experiment and the compression resistance realization. , so it can bring certain convenience in operation.

Description of drawings

Fig. 1 is the structural front view of a kind of constant stress, anti-bending and anti-compression integrated machine proposed by the utility model;

2 is a side view of the connection structure between the drive motor and the connecting plate of a constant stress, bending and compression integrated machine proposed by the utility model;

FIG. 3 is a side view of the connection structure of the U-shaped plate and the card cover of a constant stress, bending and compression integrated machine proposed by the utility model.

In the picture: 1 base, 2 column, 3 installation cover, 4 pressure sensor, 5 pressure plate, 6 support rod, 7 display screen, 8 moving plate, 9 moving column, 10 connecting rod, 11 connecting plate, 12 mounting plate, 13 sliding Plate, 14 transmission rod, 15 rotating cover, 16 nut, 17 driving motor, 18 screw, 19U type plate, 20 card cover.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Example 1

Referring to Figures 1-3, an all-in-one machine with constant stress, bending and compression includes a base 1, a column 2 is fixedly installed on one side of the top of the base 1, a mounting plate 12 is fixedly installed on the top of the column 2, and the top of the base 1 is fixed An installation cover 3 is installed, and the installation cover 3 is located on one side of the column 2 , a pressure plate 5 is slidably connected in the installation cover 3 , and a support rod 6 is fixedly installed on the top of the pressure plate 5 , and the top of the support rod 6 extends to the end of the installation cover 3 . Above, a moving plate 8 is slidably connected to the column 2, and the moving plate 8 is located between the mounting plate 12 and the mounting cover 3. The bottom of the moving plate 8 and the top of the support rod 6 are clamped with the same test rod. A moving column 9 is fixedly installed on the top, and the top of the moving column 9 penetrates the mounting plate 12 and extends above the mounting plate 12 .

The top and bottom ends of the test rods are respectively inserted into the two card covers 20, and then the driving motor 17 can be activated, thereby driving the rotating cover 15 to move. At this time, both transmission rods 14 will rotate, so that the The two connecting plates 11 will be far away from each other. When the connecting plate 11 moves, the connecting rod 10 can be driven to rotate, so that the moving rod 9 can be driven to move downward, and the test rod can be squeezed. At this time, the force will be transmitted to the pressure plate 5. At this time, the pressure plate 5 will exert pressure on the pressure sensor 4, and then the pressure sensor 4 will transmit the pressure value to the display screen 7 in the form of an electrical signal. When the test rod is bent, the pressure resistance and bending resistance of the test rod can be tested. By starting the driving motor 17 to drive the moving column 9 to move downward, the test rod can be tested by the pressure sensor 4. The flexural and compressive pressure values that the rod can withstand, so that the flexural test and the compressive realization can be realized simultaneously, so it can bring certain convenience in operation.

Embodiment 2

In the present invention, a pressure sensor 4 is fixedly installed on the top of the base 1 , and the pressure sensor 4 is located under the pressure plate 5 , a display screen 7 is fixedly installed on one side of the installation cover 3 , and the display screen 7 is electrically connected with the pressure sensor 4 , and the display screen 7 can accurately read the pressure peak value that the test rod can bear.

In the present invention, a U-shaped plate 19 is fixedly installed on the top of the support rod 6 and the bottom of the moving plate 8, and a card cover 20 is rotatably connected to the U-shaped plate 19. The top and bottom ends of the test rods extend to two The card cover 20 is movably mounted with two card covers 20 respectively, and the card cover 20 can be used to conveniently mount and limit the test rod.

In the present invention, a sliding plate 13 is slidably connected to the top of the mounting plate 12, and the sliding plate 13 is threadedly connected to the output shaft of the driving motor 17. The other side of the sliding plate 13 is symmetrically connected with two transmission rods 14, and the moving column 9. Two connecting rods 10 are rotatably connected at the top end, and the bottom ends of the two connecting rods 10 are connected with connecting plates 11 in rotation. They are respectively rotatably connected to one side of the two connecting plates 11 , and the sliding plate 13 can be easily driven to move by the driving motor 17 .

In the present invention, a rotating cover 15 is fixedly installed on one side of the sliding plate 13, and a nut 16 is fixedly installed on the inner wall of the rotating cover 15. The nut 16 is threadedly connected with a screw rod 18, and one end of the screw rod 18 is connected to the output of the driving motor 17. The shaft is fixedly connected, and the moving column 9 can be lowered stably and uniformly by using the screw 18 and the nut 16 .

In the present invention, the power supply mode of the driving motor 17, the pressure sensor 4 and the display screen 7 in the technical solution adopts an external 220 power supply. The specific operation steps are: insert the top and bottom ends of the test rods into two card covers respectively. 20, then the driving motor 17 can be started to drive the screw 18 to rotate, and the nut 16 can be driven to move under the action of the screw 18, so as to drive the rotating cover 15 to move, and both transmission rods 14 will rotate at this time. The two connecting plates 11 are kept away from each other. When the connecting plate 11 moves, the connecting rod 10 can be driven to rotate, so that the moving rod 9 can be driven to move downward, and the test rod can be squeezed. When the pressure is pressed, the force will be transmitted to the pressure plate 5. At this time, the pressure plate 5 will exert pressure on the pressure sensor 4, and then the pressure sensor 4 will transmit the pressure value to the display screen 7 in the form of an electrical signal. Until the test rod is bent, the two card covers 20 will also rotate in the direction in which the test rod is bent, so the compression and bending pressure values of the test rod can be tested. Simultaneous realization of anti-folding test and anti-compression realization, so it can bring certain convenience in operation.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. An all-in-one machine for constant stress, bending and compression, comprising a base (1), wherein a column (2) is fixedly installed on one side of the top of the base (1), and the top of the column (2) is fixedly installed There is a mounting plate (12), a mounting cover (3) is fixedly mounted on the top of the base (1), and the mounting cover (3) is located on one side of the column (2), and the mounting cover (3) is slidably connected with a A pressure plate (5), and a support rod (6) is fixedly installed on the top of the pressure plate (5), the top end of the support rod (6) extends to the top of the installation cover (3), and the upright column (2) is slidably connected with a support rod (6). The moving plate (8) is located between the mounting plate (12) and the mounting cover (3), the bottom of the moving plate (8) and the top of the support rod (6) are clamped with the same test A rod, a moving column (9) is fixedly mounted on the top of the moving plate (8), the top of the moving column (9) penetrates the mounting plate (12) and extends to the top of the mounting plate (12), the mounting plate A driving motor (17) is fixedly installed on the top of the (12), and the driving motor (17) is drivingly connected with the moving column (9). 2. A constant stress, bending, and compression integrated machine according to claim 1, characterized in that, a pressure sensor (4) is fixedly installed on the top of the base (1), and the pressure sensor (4) is located on the pressure plate ( 5) below, a display screen (7) is fixedly mounted on one side of the installation cover (3), and the display screen (7) is electrically connected with the pressure sensor (4). 3. An integrated machine of constant stress, bending and compression according to claim 1, characterized in that, a U-shaped plate (19) is fixedly installed on the top of the support rod (6) and the bottom of the moving plate (8). ), and a card cover (20) is rotatably connected to the U-shaped plate (19), and the top and bottom ends of the test rods respectively extend into the two card covers (20) and are movably mounted with the two card covers (20). . 4. An integrated machine of constant stress, bending and compression according to claim 1, characterized in that a sliding plate (13) is slidably connected to the top of the mounting plate (12), and the sliding plate (13) is connected to the drive The output shaft of the motor (17) is threadedly connected, the other side of the sliding plate (13) is symmetrically rotatably connected with two transmission rods (14), and the top of the moving column (9) is symmetrically rotatably connected with two connecting rods ( 10), and the bottom ends of the two connecting rods (10) are rotatably connected with connecting plates (11), the two connecting plates (11) are both slidably connected with the top of the mounting plate (12), and the two transmission rods (14) ) are respectively rotatably connected to one side of the two connecting plates (11). 5. An integrated machine of constant stress, bending and compression according to claim 4, characterized in that a rotating cover (15) is fixedly installed on one side of the sliding plate (13), and the rotating cover (15) is A nut (16) is fixedly installed on the inner wall, a screw rod (18) is screwed on the nut (16), and one end of the screw rod (18) is fixedly connected with the output shaft of the driving motor (17).

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